CN116154701B - Supporting device for cable erection over the sea - Google Patents

Abstract

The invention belongs to the technical field of cable support, and in particular relates to a support device for erecting cables over the ocean, including an adjustment assembly and a support member. The adjustment assembly includes a first rotating arm, a second rotating arm, a threaded rod, a fixing sleeve, a sliding A block and a rotating disk, the rotating disk is fixedly installed at one end of the threaded rod, the fixed sleeve is rotatably installed in the middle of the threaded rod, the screw threads on both sides of the center line of the threaded rod are in opposite directions, and the sliding block is symmetrically installed at the center of the threaded rod On both sides of the line, the first pivoting arm is hinged to the middle of the second pivoting arm. Fixing assemblies are installed on the supports at the ends of the first rotating arm and the second rotating arm in the present invention, and the fixing assemblies are used to fix the cables on the supporting members, changing the point support of traditional spacers into two fixed The wire support of the component ensures the safe distance between adjacent cables, reduces the use of spacer rods, and improves work efficiency.

Description

Supporting device for cable erection over the sea

technical field

The invention belongs to the technical field of cable support, and in particular relates to a support device for erecting cables in the ocean.

Background technique

With the continuous development of society and the continuous improvement of economic level, people's living standards have also been significantly developed. With the gradual increase of economic level, people's scientific and technological level has also been significantly developed. It is also more proficient in use. Offshore wind power generation technology is a process that uses wind energy to convert it into electrical energy. The converted electrical energy needs to be transmitted to the user through cables. When using towers to support cables, the cables are laid in the air. , the wind over the ocean is strong, and the cables are likely to shake under the influence of strong winds. When the shaking is severe, the distance between adjacent cables cannot be maintained, and even contact with each other, resulting in unstable power transmission and affecting production or life. use electricity.

At present, the commonly used device for maintaining the distance between adjacent cables is a spacer rod. Most of the existing spacer rods are provided with a single support arm at the corner of the holder, and a cable fixing device is provided at one end of the support arm. This single support arm has the disadvantage of unstable support force when used. In the peak area of cable galloping, multiple sets of spacer rods need to be installed to achieve the effect of cable spacing. Since the cables are erected in high altitude, especially high-voltage For transmission lines, the installation of multiple sets of spacers increases the difficulty and danger of installation.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies in the prior art, to provide a support device for the erection of cables over the ocean, to change the point support of traditional spacer bars into the line support of two fixed components now, and in the first rotating arm And under the action of the second rotating arm, the safety distance between the adjacent cables is guaranteed, and the normal operation of the cables is prevented from colliding and contacting during the dancing process of the cables, and the use of spacer rods can be reduced, and the work efficiency.

In order to achieve the above object, the technical scheme adopted in the present invention is:

A supporting device for erecting cables over the sea, including an adjustment assembly and a support, the adjustment assembly includes a first rotating arm, a second rotating arm, a threaded rod, a fixing sleeve, a sliding block and a rotating disk, and the rotating disk is fixed Installed on one end of the threaded rod, the fixed sleeve is rotatably installed in the middle of the threaded rod, the threads on both sides of the center line of the threaded rod are in opposite directions, the sliding blocks are symmetrically installed on both sides of the center line of the threaded rod, and the first rotating arm Hinged with the lower middle part of the second rotating arm, one end of the first rotating arm and one end of the second rotating arm are respectively installed on the sliding blocks on both sides of the centerline of the threaded rod, and the support is installed on the first rotating arm, At the other end of the second rotating arm, a fixing assembly for fixing the cables is installed on the supporting member.

Preferably, the supporting member includes a rotating block and a supporting plate, the rotating block is rotatably mounted on the other end of the first rotating arm and the second rotating arm, the supporting plate is fixedly installed on the top of the rotating block, and the supporting member is used for The support plate is supported to ensure the normal operation of the support plate.

Preferably, the fixing assembly includes a U-shaped rod and a fixing nut, both ends of the U-shaped rod are fixedly installed with threaded parts, and the fixing nuts are matched with the threaded part, and the U-shaped rod and the fixing nut are mutually With the ability to fix cables of different sizes, the applicable scene of the device is greatly improved.

Preferably, there is a via hole on the support plate, the fixing nut and the U-shaped bar are respectively arranged on both sides of the support plate, and the end of the U-shaped bar extends through the support plate to the other side of the support plate and is threaded with the fixing nut. Cooperating, the mutual cooperation of the U-shaped rod and the fixing nut can realize the purpose of fixing the cables on the support plate, ensuring that the device can support the cables and ensure a safe distance between adjacent cables.

Preferably, a limiter is also included, and the limiter includes a bracket, a guide rod, a spring, a sliding plate, a limit rod and a baffle, one end of the bracket is fixedly installed on the fixing sleeve, and the baffle is fixedly installed on the bracket The other end of the guide rod is fixedly mounted on the bracket, the other end of the guide rod is fixedly mounted on the baffle plate, a through hole is opened at the bottom of the sliding plate, the through hole is slidably matched with the bracket, and the sliding plate is slidably installed On the guide rod, the spring is sleeved on the guide rod, and the two ends of the spring are installed on the bracket and the sliding plate respectively, and the limiting rod is installed on the sliding plate, and a first limiting hole is opened on the rotating disk , there is a second limit hole on one of the sliding blocks, the limit rod goes through the first limit hole and cooperates with the second limit hole, the limit piece is used to limit the rotation of the threaded rod, and prevent the cable from shaking to drive the thread Shaking of the rod causes relative sliding between the threaded rod and the sliding block, which greatly ensures the normal operation of the threaded rod and ensures the safe distance between adjacent cables.

Preferably, a fixing piece is also installed on the baffle, the fixing piece includes a rotating plate, a rotating shaft and a limiting block, the rotating shaft is rotatably mounted on the baffle, and the limiting block is fixedly installed on one end of the rotating shaft, The rotating plate is fixedly installed on the other end of the rotating shaft, the sliding plate is provided with a fixing hole, and a groove is formed on the side wall of the fixing hole, the fixing hole is matched with the rotating shaft, and the groove and the limit The fixed piece is used to cooperate with the sliding plate to ensure that the sliding plate is always at the baffle during the rotation of the rotating disc, and the limit plate on the sliding plate will not interfere with the rotating disc and the sliding block , to ensure the normal operation of the rotating disc and the sliding block.

Preferably, a cable pretensioning assembly is also included, the cable pretensioning assembly includes a lifting plate, a fixed frame, a fixed shaft, a rotating shaft and a rotating rod, and the fixed shaft is fixedly installed in the middle of the second rotating arm and the first rotating arm At the upper position, strip holes are opened at both ends of the lifting plate, and the strip holes are slidably matched with the fixed shaft. On the fixed frame, a fixed rod is fixedly installed at the other end of the rotating rod, and the cable pretensioning assembly can realize the adjustment of the arc of the cable between two adjacent poles and towers, thereby ensuring that the device can ensure that the gap between two adjacent cables Always keep a safe distance.

Preferably, the fixed frame includes a horizontal plate and a vertical plate vertically installed on the top of the horizontal plate, the rotating rod is installed on the vertical plate through a rotating shaft, and a fixed plate is fixedly installed on the top of the vertical plate. The middle plate is fixedly installed, and the fixed frame is used to support the rotating part and the rotating rod to ensure the normal operation of the rotating part and the rotating rod, so as to achieve the purpose of pre-tightening the high-altitude cables.

Preferably, the cable pretensioning assembly further includes a rotating member, the rotating member includes a worm wheel, a worm and a rotating handle, the worm wheel is fixedly installed on the rotating shaft, the worm is arranged on one side of the worm wheel and meshes with the worm wheel, the worm The two ends of the two ends are respectively rotated and installed on the fixed plate and the middle plate. The rotating handle is fixedly installed on one end of the worm, and the rotating handle is located above the fixed plate. , to achieve the purpose of maintaining the distance between two adjacent cables.

Preferably, a guide roller is also rotatably installed on the fixed rod, and a limit ring is also fixedly installed at the end of the guide roller. The setting of the guide roller can prevent the bending of the cable from causing damage to the cable and affect the stability of the cable. The service life, the setting of the limit ring can prevent the cable from falling off the guide roller, which greatly ensures the safety of the cable.

The beneficial effects of the present invention are:

1) This device changes the point support of the traditional spacer bar into the line support of the two fixed components, and under the action of the first rotating arm and the second rotating arm, the safety distance between adjacent cables is guaranteed. It prevents the cables from colliding and contacting during the dancing process and affects the normal operation of the cables, and can reduce the use of spacers and improve work efficiency.

2) The supporting part of this device is used to support the support plate, which ensures the normal operation of the support plate.

3) The mutual cooperation of the U-shaped rod and the fixing nut of the device can realize the fixing of cables of different sizes, which greatly improves the applicable scene of the device.

4) The U-shaped rod of this device cooperates with the fixing nut to achieve the purpose of fixing the cable on the support plate, ensuring that the device can support the cable and ensure a safe distance between adjacent cables.

5) The limiter of this device is used to limit the rotation of the threaded rod, preventing the shaking of the cable from causing the threaded rod to sway, so that the relative sliding occurs between the threaded rod and the sliding block, which greatly ensures the normal operation of the threaded rod and ensures that the adjacent Safe distance between cables.

6) The fixing part of this device is used to cooperate with the sliding plate to ensure that the sliding plate is always at the baffle during the rotation of the rotating disc, and the limit plate on the sliding plate will not interfere with the rotating disc and the sliding block , to ensure the normal operation of the rotating disc and the sliding block.

7) The cable pre-tightening component of this device can realize the adjustment of the arc of the cable between two adjacent poles and towers, so as to ensure that the device can always maintain a safe distance between two adjacent cables.

8) The fixed frame of this device is used to support the rotating part and the rotating rod to ensure the normal operation of the rotating part and the rotating rod, so as to achieve the purpose of pre-tightening the high-altitude cable.

9) The rotation of the rotating part of the device can drive the rotation of the rotating rod, so as to pre-tighten the cables and achieve the purpose of maintaining the distance between two adjacent cables.

10) The setting of the guide roller of this device can prevent the bending of the cable from causing damage to the cable and affect the service life of the cable. The setting of the limit ring can prevent the cable from falling off the guide roller, which greatly ensures the safety of the cable. Safety.

Description of drawings

Accompanying drawing 1 is a structural representation of the present invention.

Accompanying drawing 2 is the structure schematic diagram of the regulating assembly in the present invention.

Accompanying drawing 3 is the enlarged view of place A in Fig. 2 of the present invention.

Accompanying drawing 4 is the structure schematic diagram of the limiting member in the present invention.

Accompanying drawing 5 is the enlarged view of place B in Fig. 4 of the present invention.

Accompanying drawing 6 is the enlarged view of C in Fig. 4 of the present invention.

Accompanying drawing 7 is the structure diagram of cable pretensioning assembly in the present invention.

Accompanying drawing 8 is the schematic diagram of the installation structure of the rotating member in the present invention.

Accompanying drawing 9 is the enlarged view of D in Fig. 1 of the present invention.

Accompanying drawing 10 is the working structure schematic diagram of the present invention.

Accompanying drawing 11 is the schematic diagram of the use state of the present invention.

Accompanying drawing 12 is the enlarged view of E in Fig. 11 of the present invention.

In the figure: 1. Adjustment assembly; 101, rotating disc; 102, first rotating arm; 103, threaded rod; 104, second rotating arm; 105, sliding block; 106, fixed sleeve; 107, second limiting hole; 108. First limit hole; 2. Support member; 201. Rotating block; 202. Support plate; 3. Cable pre-tightening assembly; 301. Lifting plate; 302. Strip hole; 303. Fixed rod; 304. Rotation Rod; 305, rotating shaft; 306, fixed frame; 307, worm; 308, fixed plate; 309, middle plate; 3010, guide roller; 3011, limit ring; 3012, horizontal plate; 3013, worm wheel; 3014, vertical plate; 3015, rotating handle; 4, limit piece; 401, bracket; 402, guide rod; 403, fixing piece; 404, baffle plate; 405, sliding plate; 406, spring; 407, fixing hole; 408, groove; 409 , rotating plate; 4010, rotating shaft; 4011, limit block; 4012, limit rod; 5, fixed component; 501, U-shaped rod; 502, fixed nut;

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings 1-12. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In describing the present invention, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientations or positional relationships indicated by "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention, rather than indicating or It should not be construed as limiting the invention by implying that a referenced device or element must have a particular orientation, be constructed, and operate in a particular orientation.

Example 1

The supporting device for erecting cables over the ocean includes an adjustment assembly 1 and a support member 2. The adjustment assembly 1 includes a first rotating arm 102, a second rotating arm 104, a threaded rod 103, a fixing sleeve 106, a sliding block 105 and Rotating disk 101, said rotating disk 101 is fixedly mounted on one end of threaded rod 103, fixed sleeve 106 is rotatably mounted on the middle part of threaded rod 103, the threads on both sides of the centerline of threaded rod 103 have opposite directions of rotation, and said sliding block 105 is installed symmetrically On both sides of the center line of the threaded rod 103, the first rotating arm 102 and the second rotating arm 104 are hinged in the lower part of the middle, and one end of the first rotating arm 102 and the second rotating arm 104 are respectively rotatably mounted on the threaded rod 103 On the sliding blocks 105 on both sides of the center line, the support member 2 is rotatably mounted on the other end of the first rotating arm 102 and the second rotating arm 104, and the fixing assembly 5 for fixing the cable is installed on the support member 2.

As a further optimization scheme of the supporting device used for erecting cables above the ocean in the present invention, the supporting member 2 includes a rotating block 201 and a supporting plate 202, and the rotating block 201 is rotatably mounted on the first rotating arm 102 and the second rotating arm. 104, the support plate 202 is fixedly installed on the top of the rotating block 201.

The rotating block 201 is used to support the support plate 202 to ensure the normal operation of the support plate 202 .

As a further optimization scheme of the supporting device for erecting cables above the sea according to the present invention, the fixing assembly 5 includes a U-shaped rod 501 and a fixing nut 502, and both ends of the U-shaped rod 501 are fixedly installed with threaded parts. 503 , the fixing nut 502 cooperates with the threaded part 503 .

The mutual cooperation of the U-shaped rod 501 and the fixing nut 502 can realize the fixing of cables of different sizes, which greatly improves the applicable scene of the device.

As a further optimization scheme for the supporting device of the present invention for erecting cables above the sea, there are via holes on the supporting plate 202, and the fixing nuts 502 and U-shaped rods 501 are respectively arranged on both sides of the supporting plate 202, and the U-shaped rods The end of 501 extends through the support plate 202 to the other side of the support plate 202 and is threadedly engaged with the fixing nut 502 .

The U-shaped rod 501 cooperates with the fixing nut 502 to achieve the purpose of fixing the cables on the support plate 202, ensuring that the device can support the cables and ensure a safe distance between adjacent cables.

Turning the rotating disk 101 drives the sliding block 105 to move to the middle, driving the first rotating arm 102 and the second rotating arm 104 to rotate around the hinge. After the rotation is completed, the support member 2 also follows the first rotating arm 102 and the second rotating arm 104 Move in the opposite direction, thereby pulling away the distance between the supports 2 on the adjacent two first rotating arms 102, when the two sliding blocks 105 move to the proper position, stop rotating the rotating disc 101, and finally pass the U-shaped bar 501 and the fixing nut 502 Fix the cables to achieve the purpose of supporting the cables, prevent the collision between two adjacent cables during the dancing process caused by the strong offshore wind and affect the normal power transmission of the cables, and ensure the normal operation of the cables .

Example 2

The difference from Example 1 is that, as a further optimization scheme of the supporting device for erecting cables above the sea in the present invention, it also includes a limiter 4, which includes a bracket 401, a guide rod 402, a spring 406, sliding plate 405, limit rod 4012 and baffle plate 404, one end of the bracket 401 is fixedly installed on the fixed sleeve 106, the baffle plate 404 is fixedly installed on the other end of the bracket 401, and one end of the guide rod 402 is fixedly installed On the bracket 401, the other end of the guide rod 402 is fixedly installed on the baffle plate 404, and the bottom of the sliding plate 405 has a through hole, the through hole is slidably matched with the bracket 401, and the sliding plate 405 is slidably installed on the guide rod 402, The spring 406 is sleeved on the guide rod 402, and the two ends of the spring 406 are installed on the bracket 401 and the sliding plate 405 respectively, and the limit rod 4012 is installed on the sliding plate 405, and a first The limiting hole 108 has a second limiting hole 107 on one of the sliding blocks 105 , and the limiting rod 4012 passes through the first limiting hole 108 and cooperates with the second limiting hole 107 .

The setting of the spring 406 can prevent the limiting rod 4012 from falling from the first limiting hole 108 and the second limiting hole 107 during the shaking of the cable, which ultimately leads to the inability to fix the threaded rod 103 .

Wherein, the baffle plate 404 is used to limit the movement of the sliding plate 405, and the rotating disc 101 is used to drive the threaded rod 103 to rotate to ensure the normal rotation of the threaded rod 103. During the rotation of the threaded rod 103, the sliding block 105 can be driven to move to realize driving the first For the normal operation of the first rotating arm 102 and the second rotating arm 104, the limit rod 4012 is used to limit the rotating disk 101 to ensure the normal operation of the device.

The limiter 4 is used to limit the rotation of the threaded rod 103, preventing the cable from shaking to drive the threaded rod 103 to shake, so that relative sliding occurs between the threaded rod 103 and the sliding block 105, which greatly ensures the normal operation of the threaded rod 103 and ensures Safe distance between adjacent cable wires.

As a further optimization scheme for the supporting device of the present invention for erecting cables above the sea, a fixing part 403 is also installed on the baffle plate 404. The fixing part 403 includes a rotating plate 409, a rotating shaft 4010 and a limit block 4011. The rotating The shaft 4010 is rotatably mounted on the baffle plate 404, the limiting block 4011 is fixedly mounted on one end of the rotating shaft 4010, the rotating plate 409 is fixedly mounted on the other end of the rotating shaft 4010, and the sliding plate 405 has a fixing hole 407, a groove 408 is formed on the side wall of the fixing hole 407, the fixing hole 407 is matched with the rotating shaft 4010, and the groove 408 is matched with the limit block 4011.

When fixing the sliding plate 405, you only need to push the sliding plate 405 to the baffle plate 404, pass the rotating shaft 4010 through the fixing hole 407, and pass the limiting block 4011 out of the groove 408, and wait for the limiting block 4011 and the rotating shaft 4010 When penetrating through the fixing hole 407 and the groove 408, it is only necessary to rotate the rotating plate 409, so that a misalignment occurs between the limiting block 4011 and the groove 408, so as to ensure that the limiting block 4011 can cooperate with the sliding plate 405 and ensure that the rotating disk 101 During the rotation process, the limit rod on the sliding plate 405 is not interfered, which ensures the normal rotation of the rotating disk 101 .

Fixing part 403 is used for cooperating with slide plate 405, guarantees that slide plate 405 is positioned at baffle plate 404 place all the time in the process of rotating rotating plate 101, and the limit plate on the sliding plate 405 can not be with rotating plate 101, sliding block 105. The interference between them ensures the normal operation of the rotating disk 101 and the sliding block 105 .

Example 3

The difference from Embodiment 1 and Embodiment 2 is that, as a further optimization scheme of the supporting device for erecting cables above the sea according to the present invention, it also includes a cable pretensioning assembly 3, which includes Lifting plate 301, fixed mount 306, fixed shaft, rotating shaft 305 and rotating rod 304, described fixed shaft is fixedly installed in the position that the middle part of the second rotating arm 104 and the first rotating arm 102 are above, and is opened at the two ends of lifting plate 301. There is a bar-shaped hole 302, the setting of the bar-shaped hole 302 is convenient for the fixed shaft to move, thereby ensuring that the lifting plate 301 can rise and fall with the rotation of the first rotating arm 102 and the second rotating arm 104, and the bar-shaped hole 302 is connected with the fixed shaft. Sliding fit, the fixed frame 306 is symmetrically fixedly installed on both sides of the lifting plate 301, the rotating rod 304 is rotated and installed on the fixed frame 306 through the rotating shaft 305, and a fixed rod 303 is fixedly installed on the other end of the rotating rod 304.

The fixed shaft can drive the lifting plate 301 to move up and down under the action of the first rotating arm 102 and the second rotating arm 104, and the vertical movement of the lifting plate 301 can drive the rotating rod 304 to move up and down, which can ensure that the rotating rod 304 rotates around the fixed shaft. Lift or press down the cables to achieve the purpose of tensioning the cables and ensure that there is always a safe distance between two adjacent cables.

The two rotating rods 304 on the cable pretensioning assembly 3 adopt one long and one short setting, and the fixed rods 303 on the two rotating rods 304 will not interfere during the rotation.

The cable pretensioning assembly 3 can adjust the radian of the cables between two adjacent electric towers, so as to ensure that the device can always keep a safe distance between two adjacent cables.

As a further optimization scheme of the supporting device for erecting cables above the ocean in the present invention, the fixed frame 306 includes a horizontal plate 3012 and a vertical plate 3014 vertically installed on the top of the horizontal plate 3012, and the rotating rod 304 is rotated and installed through the rotating shaft 305 On the riser 3014 , a fixed plate 308 is fixedly installed on the top of the riser 3014 , and a middle plate 309 is fixedly installed in the middle of the riser 3014 .

The arrangement of the fixing plate 308 and the middle plate 309 facilitates the installation of the worm 307 and ensures the normal operation of the worm 307 and the worm wheel 3013 .

The fixing frame 306 is used to support the rotating member and the rotating rod 304 to ensure the normal operation of the rotating member and the rotating rod 304, so as to achieve the purpose of pre-tensioning the high-altitude cable.

As a further optimization scheme of the supporting device for erecting cables above the ocean in the present invention, the cable pretensioning assembly 3 also includes a rotating part, and the rotating part includes a worm wheel 3013, a worm 307 and a rotating handle 3015, and the worm wheel 3013 is fixedly installed On the rotating shaft 305, the worm 307 is arranged on one side of the worm wheel 3013 and meshes with the worm wheel 3013. The two ends of the worm 307 are respectively rotatably mounted on the fixed plate 308 and the middle plate 309, and the rotating handle 3015 is fixedly mounted on the worm wheel. 307, and the rotating handle 3015 is located above the fixed plate 308.

Rotating the rotating handle 3015 drives the worm 307 to rotate, the worm 307 rotates to drive the worm wheel 3013 to rotate, the worm wheel 3013 rotates to drive the rotating shaft 305 to rotate, the rotating shaft 305 rotates to drive the rotating rod 304 to rotate, and the rotating rod 304 rotates to lift the cable or press the cable on the lift plate 301, so as to achieve the purpose of tensioning the cables and ensure that a safe distance is always maintained between two adjacent cables.

The rotation of the rotating member can drive the rotating rod 304 to rotate, thereby pre-tightening the cables and achieving the purpose of maintaining the distance between two adjacent cables.

As a further optimization scheme of the supporting device for erecting cables above the ocean, a guide roller 3010 is rotatably installed on the fixed rod 303 , and a limit ring 3011 is fixedly installed at the end of the guide roller 3010 .

The rotating rod 304 cooperates with the guide roller 3010 to realize the purpose of pre-tightening the cable, which greatly ensures the safety of the cable.

The setting of the guide roller 3010 can prevent the bending of the cable from causing damage to the cable and affect the service life of the cable. The setting of the limit ring 3011 can prevent the cable from falling off from the guide roller, which greatly ensures the safety of the cable.

Its working process is as follows: the application can set the cable pretension assembly 3 according to the needs, when the cable pretension assembly 3 is not needed, directly connect the cable pretension assembly 3 from the first rotating arm 102 and the second rotating arm 104 disassembled;

When the cable pretensioning assembly 3 needs to be used, the cable pretensioning assembly 3 is installed on the first rotating arm 102 and the second rotating arm 104. On the guide roller 3010, the rotation of the rotating handle 3015 drives the worm screw 307 to rotate, the rotation of the worm screw 307 drives the rotation of the worm wheel 3013, the rotation of the worm wheel 3013 drives the rotation of the rotating shaft 305, the rotation of the rotating shaft 305 drives the rotation of the rotating rod 304, and the rotation of the rotating rod 304 drives the rotation of the guide roller 3010, To achieve the purpose of pre-tightening the cable or place the cable above one of the guide rollers 3010, and place the cable under the other guide roller 3010 to achieve preliminary pre-tightening of the cable, and drive the worm by turning the handle 3015 307 rotates, and the worm screw 307 rotates to drive the worm wheel 3013 to rotate, and the worm wheel 3013 rotates to drive the rotating shaft 305 to rotate, and the rotating shaft 305 rotates to drive the rotating rod 304 to rotate, and the effect to the cable pre-tightening can be realized during the rotating process of the rotating rod 304;

When the adjustment assembly needs to be adjusted, first turn the rotating handle 3015 to drive the worm 307 to rotate, the worm 307 to rotate to drive the worm wheel 3013 to rotate, the worm wheel 3013 to rotate to drive the rotating shaft 305 to rotate, and the rotating shaft 305 to drive the rotating rod 304 to rotate to the rotating rod 304 and the lifting plate 301 is vertical, turning the rotating disk 101 drives the threaded rod 103 to rotate, and the threaded rod 103 rotates to drive the sliding block 105 to rotate along the threaded rod 103, and the first rotating arm 102 and the second rotating arm 104 are adjusted. After being adjusted to a suitable position, Then by turning the handle 3015 to drive the worm 307 to rotate, the worm 307 rotates to drive the worm wheel 3013 to rotate, the worm wheel 3013 rotates to drive the rotating shaft 305 to rotate, and the rotating shaft 305 rotates to drive the rotating rod 304 to rotate until the guide roller 3010 is positioned above the support plate 202, through the U-shaped The rod 501 and the fixing nut 502 restrict the cable on the support plate 202, and the cable can also slide relative to the U-shaped rod 501. When the cable is pre-tightened, the cable is placed above the guide roller 3010, Rotating the rotating handle 3015 drives the worm 307 to rotate, the worm 307 rotates to drive the worm wheel 3013 to rotate, the worm wheel 3013 rotates to drive the rotating shaft 305 to rotate, the rotating shaft 305 rotates to drive the rotating rod 304 to rotate, and the cable can be pre-tensioned during the rotating process of the rotating rod 304 When the cable is pre-tightened, one of the rotating rods 304 can be kept fixed and the other can be rotated, or both can be rotated to both sides at the same time, which reduces the sagging arc of the cable between two adjacent towers. After completion, continue to rotate the fixing nut 502 to fix the cable on the support plate 202 .

Fig. 12 is a way in the embodiment, and a shorter rotating rod 304 can also be rotated to achieve the purpose of pre-tightening the cable as required.

The above content is only an example and description of the structure of the present invention. Those skilled in the art will make various modifications or supplements to the described specific embodiments or replace them in similar ways, as long as they do not deviate from the principles of the present invention. The range defined by the structure shall belong to the protection scope of the present invention.

Claims (8)

1. A support device for erecting cables over the sea, including an adjustment assembly and a support, characterized in that the adjustment assembly includes a first rotating arm, a second rotating arm, a threaded rod, a fixing sleeve, a sliding block, and a rotating disk , the rotating disc is fixedly mounted on one end of the threaded rod, the fixed sleeve is mounted on the middle of the threaded rod for rotation, the threads on both sides of the centerline of the threaded rod have opposite directions, and the sliding block is symmetrically installed on both sides of the centerline of the threaded rod, The middle part of the first rotating arm and the second rotating arm are hinged, and one end of the first rotating arm and the second rotating arm are respectively rotated and installed on the sliding blocks on both sides of the center line of the threaded rod, and the supporting member is rotated and installed At the other end of the first rotating arm and the second rotating arm, a fixing assembly for fixing cables is installed on the support; It also includes a limiter, the limiter includes a bracket, a guide rod, a spring, a sliding plate, a limiter rod and a baffle, one end of the bracket is fixedly installed on the fixing sleeve, and the baffle is fixedly installed on the other end of the bracket , one end of the guide rod is fixedly mounted on the bracket, the other end of the guide rod is fixedly mounted on the baffle plate, a through hole is opened at the bottom of the sliding plate, the through hole is slidably matched with the bracket, and the sliding plate is slidably mounted on the guide rod , the spring is sleeved on the guide rod, and the two ends of the spring are installed on the bracket and the sliding plate respectively, and the limiting rod is installed on the sliding plate. A sliding block is provided with a second limit hole, and the limit rod passes through the first limit hole to cooperate with the second limit hole; A fixing part is also installed on the baffle, and the fixing part includes a rotating plate, a rotating shaft and a limiting block, the rotating shaft is rotatably mounted on the baffle, the limiting block is fixedly installed on one end of the rotating shaft, and the rotating The plate is fixedly installed on the other end of the rotating shaft, the sliding plate has a fixing hole, and a groove is opened on the side wall of the fixing hole, the fixing hole is matched with the rotating shaft, and the groove is matched with the limit block . 2. The supporting device for erecting cables over the ocean according to claim 1, wherein the supporting member includes a rotating block and a supporting plate, and the rotating block is rotatably mounted on the first rotating arm and the second rotating arm. The other end of the arm, the support plate is fixedly installed on the top of the rotating block. 3. The supporting device for erecting cables over the ocean according to claim 2, wherein the fixing assembly includes a U-shaped bar and a fixing nut, and the two ends of the U-shaped bar are fixedly installed with A threaded part, the fixing nut is matched with the threaded part. 4. The supporting device for erecting cables over the ocean according to claim 3, wherein the supporting plate is provided with via holes, the fixing nuts and U-shaped rods are respectively arranged on both sides of the supporting plate, and the U The end of the type rod extends through the hole to the other side of the support plate and is threadedly engaged with the fixing nut. 5. The supporting device for erecting cables over the ocean according to claim 1, further comprising a cable pretensioning assembly, the cable pretensioning assembly including a lifting plate, a fixing frame, a fixing shaft, and a rotating shaft As well as the rotating rod, the fixed shaft is fixedly installed on the upper part of the second rotating arm and the middle part of the first rotating arm, and there are strip-shaped holes at both ends of the lifting plate, and the strip-shaped holes are slidably matched with the fixed shaft. The fixed frame is symmetrically fixed and installed on both sides of the lifting plate, the rotating rod is installed on the fixed frame through the rotation of the rotating shaft, and a fixed rod is fixedly installed on the other end of the rotating rod. short set. 6. The supporting device for erecting cables above the ocean according to claim 5, wherein the fixed frame includes a horizontal plate and a vertical plate vertically installed on the top of the horizontal plate, and the rotating rod is installed by rotating the rotating shaft On the riser, a fixed plate is fixedly installed on the top of the riser, and an intermediate plate is fixedly installed in the middle of the riser. 7. The supporting device for erecting cables over the sea according to claim 6, characterized in that the cable pretensioning assembly further includes a rotating part, and the rotating part includes a worm wheel, a worm screw and a rotating handle, and the worm wheel is fixed Installed on the rotating shaft, the worm is arranged on one side of the worm wheel and meshed with the worm wheel, the two ends of the worm are respectively rotated on the fixed plate and the middle plate, the rotating handle is fixed on one end of the worm, and the rotating handle is located on the above the fixed plate. 8 . The supporting device for erecting cables above the sea according to claim 7 , wherein a guide roller is rotatably installed on the fixed rod, and a limit ring is fixedly installed at the end of the guide roller.

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