CN111300337B - Disassembling tool and disassembling method for drainage plate of transmission cable terminal rod - Google Patents
Disassembling tool and disassembling method for drainage plate of transmission cable terminal rod Download PDFInfo
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- CN111300337B CN111300337B CN202010138631.5A CN202010138631A CN111300337B CN 111300337 B CN111300337 B CN 111300337B CN 202010138631 A CN202010138631 A CN 202010138631A CN 111300337 B CN111300337 B CN 111300337B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
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- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
- Electric Cable Installation (AREA)
Abstract
本发明公开了一种输电电缆终端杆引流板的拆装工具，属于电力检修设备领域，输电电缆终端杆上引流板与跳线引流压接管之间采用螺栓、螺母连接，拆装工具包括夹紧架，夹紧架包括固定架和与固定架相对滑动设置的移动架，引流板和跳线引流压接管被夹紧在固定架和移动架之间，固定架与移动架之间设有用于将两者顶开的顶开螺杆，以及用于使两者相互靠拢的复位弹簧，固定架上设有与螺栓一端定位的第一定位套筒，移动架上设有与螺母定位的第二定位套筒，第二定位套筒转动连接在移动架上，第二定位套筒连接有电动扭矩扳手。本发明还公开了一种输电电缆终端杆引流板的拆装方法。本发明的优点在于可以提高检修人员在拆装引流板时的工作效率。
The present invention discloses a disassembly and assembly tool for a drain plate of a transmission cable terminal pole, which belongs to the field of electric power maintenance equipment. The drain plate on the transmission cable terminal pole is connected to a jumper drain crimping tube by bolts and nuts. The disassembly and assembly tool comprises a clamping frame, which comprises a fixed frame and a mobile frame arranged to slide relative to the fixed frame. The drain plate and the jumper drain crimping tube are clamped between the fixed frame and the mobile frame. A push-open screw for pushing the two apart and a reset spring for bringing the two closer to each other are arranged between the fixed frame and the mobile frame. A first positioning sleeve for positioning with one end of the bolt is arranged on the fixed frame, and a second positioning sleeve for positioning with the nut is arranged on the mobile frame. The second positioning sleeve is rotatably connected to the mobile frame, and the second positioning sleeve is connected to an electric torque wrench. The present invention also discloses a disassembly and assembly method for a drain plate of a transmission cable terminal pole. The advantage of the present invention is that it can improve the work efficiency of maintenance personnel when disassembling and assembling the drain plate.
Description
[ Field of technology ]
The invention relates to a disassembling tool and a disassembling method for a drainage plate of a transmission cable terminal rod, and particularly belongs to the field of electric power overhaul equipment.
[ Background Art ]
The electric transmission line cable terminal (tension-resistant) shaft tower is provided with a drainage plate, the drainage plate is usually connected with a jumper wire drainage crimping pipe through bolts, the drainage plate is required to be opened for inspection when inspection and maintenance is carried out, whether impurities exist in the drainage plate or not is checked, whether the connection condition is good or not is judged, the impurities in the drainage plate can cause abnormal heating of the drainage plate, and the drainage plate is fused under the condition of long-time heavy current to cause a broken line accident. Therefore, the inspection of the drainage plate is a more frequent work in the electric power overhaul work.
At present, the types of the cable terminal towers of the power transmission line are multiple, and the heights of part of towers (such as SDLZD-24 towers and the like) are about 2-4 meters from the platform. The manual torque wrench of operating personnel hand can't touch the drainage board bolt of low department, need tear open, adorn with the help of the rope ladder, and this type of tower type rope ladder hangs establishes the position higher, and every looks drainage board dismouting all need hang establishes once, wastes time and energy, work efficiency is low, utilizes traditional manual torque wrench simultaneously, needs to fix bolt one end, the other end reuse manual torque wrench, this is to the maintainer who utilizes the aerial operation of rope ladder, the operation degree of difficulty is great, work efficiency is not high.
[ Invention ]
The invention aims to solve the technical problem of overcoming the defects of the prior art and providing a disassembly and assembly tool and a disassembly and assembly method for a drainage plate of a transmission cable terminal rod, which can improve the working efficiency of overhaulers in disassembly and assembly of the drainage plate.
The technical problems are solved, and the invention adopts the following technical scheme:
The utility model provides a power transmission cable terminal pole drainage board's assembly and disassembly tools, adopts bolt, nut to connect between drainage board and the jumper wire drainage crimping pipe on the power transmission cable terminal pole, and assembly and disassembly tools is including the clamping frame that is used for pressing from both sides tight drainage board and jumper wire drainage crimping pipe, the clamping frame includes the mount and with the removal frame of mount relative slip setting, drainage board and jumper wire drainage crimping pipe are pressed from both sides tightly between the mount and remove the frame, be equipped with the push rod that is used for pushing away both to and be used for making the reset spring that draws close to each other between the mount and remove the frame, be equipped with the first positioning sleeve with bolt one end location on the mount, remove to be equipped with the second positioning sleeve with the nut location on the frame, the second positioning sleeve rotates to be connected on removing the frame, and the second positioning sleeve is connected with electronic torque spanner.
The beneficial effects of the invention are that:
In the invention, a set of special dismounting tool for dismounting the drainage plate is designed to replace the traditional dismounting method, and mainly comprises a clamping frame, wherein the clamping frame is used for clamping the drainage plate and the jumper drainage crimping pipe, the subsequent steps of bolt positioning and nut rotation driving can be performed only after the drainage plate and the jumper drainage crimping pipe are clamped, when the clamping frame clamps the drainage plate and the jumper drainage crimping pipe, a first positioning sleeve on the fixing frame and a second positioning sleeve on the moving frame are respectively positioned with a bolt and a nut, the first positioning sleeve is not rotated, the second positioning sleeve is connected with an electric torque wrench, and when the electric torque wrench rotates, the second positioning sleeve is driven to rotate, so that the nut is unscrewed from the bolt. By means of the clamping frame, maintenance personnel can realize remote disassembly and assembly by utilizing the distance of the clamping frame without being close to the drainage plate, the safety is high, and the hanging of the rope ladder is not required to be frequently adjusted, so that the working efficiency can be obviously improved.
In addition, as described above, the driving of the second positioning sleeve is from the electric torque wrench, which is a great convenience for the maintainer, that is, the maintainer can hold the clamping frame with one hand and control the electric torque wrench with the other hand, and the whole operation process is simple and convenient. Furthermore, if the switch of the electric torque wrench is arranged on the clamping frame in an extending manner, even one-hand operation can be realized, which is very helpful for an overhauling staff working in the air, and means that the other hand can be saved for some auxiliary work.
Preferably, the dismounting tool further comprises an auxiliary clamping rod, wherein the auxiliary clamping rod is used for independently clamping the jumper guide pressure connection pipe.
Preferably, the auxiliary clamping rod comprises a U-shaped plate, one end of the U-shaped plate is provided with a threaded hole, a rotary screw rod is in threaded fit with the threaded hole, a compression block is arranged on the rotary screw rod, and the compression block is clamped with the jumper drainage compression pipe at the other end of the U-shaped plate.
Preferably, the auxiliary clamping rod is fixedly connected with the fixing frame, a detachable battery pack is arranged on the fixing frame, a switch box is arranged on the auxiliary clamping rod, and the push rod and the electric torque wrench are connected with the switch box through cables.
Preferably, the fixing frame is fixed with two guide rods, the end parts of the guide rods are provided with limiting ends, the moving frame is provided with guide holes for the guide rods to pass through, and the reset springs are arranged between the limiting ends and the moving frame.
Preferably, the moving frame is provided with a rotating shaft hole, the second positioning sleeve is located at the inner side of the moving frame, the second positioning sleeve is provided with an extending shaft, the extending shaft penetrates through the rotating shaft hole from the inner side of the moving frame to the outer side of the moving frame, the outer side of the moving frame is provided with a reset plate, and the reset plate is connected with the extending shaft through a bearing.
Preferably, two reset rods are arranged on the outer side of the movable frame, the reset plates are inserted on the two reset rods, and a pressure spring is arranged between the end parts of the reset rods and the reset plates.
Preferably, the outer end of the extension shaft is provided with a coupling groove connected with the electric torque wrench, and an axial sliding gap exists between the coupling groove and the coupling end of the electric torque wrench.
In addition, the invention also discloses a disassembling and assembling method of the drainage plate of the transmission cable terminal rod, which is characterized by comprising a disassembling and assembling tool, wherein the disassembling and assembling tool comprises a clamping frame used for clamping the drainage plate and the jumper drainage crimping pipe, the clamping frame comprises a fixed frame and a movable frame which is arranged in a sliding manner relative to the fixed frame, the drainage plate and the jumper drainage crimping pipe are clamped between the fixed frame and the movable frame, a jacking push rod used for jacking the drainage plate and the jumper drainage crimping pipe and a reset spring used for mutually closing the drainage plate and the jumper drainage crimping pipe are arranged between the fixed frame and the movable frame, a first positioning sleeve positioned with one end of the bolt is arranged on the fixed frame, a second positioning sleeve positioned with the nut is arranged on the movable frame, the second positioning sleeve is rotatably connected on the movable frame, the second positioning sleeve is connected with an electric torque wrench, and the disassembling and assembling tool further comprises an auxiliary clamping rod used for independently clamping the jumper drainage crimping pipe;
the nut dismantling method between the drainage plate and the jumper drainage crimping pipe comprises the following steps:
S1, operating a push-open push rod to extend, and pushing the push rod against a movable frame and separating the push rod from a fixed frame;
S2, aligning a first positioning sleeve on the fixing frame with the end part of a required bolt, sleeving the bolt into the first positioning sleeve, and aligning a second positioning sleeve with the nut;
S3, operating the push rod to retract, and starting to drive the movable frame to move towards the fixed frame by the reset spring so that the nut is sleeved into the second positioning sleeve, wherein the clamping frame is used for clamping the drainage plate and the jumper drainage crimping pipe;
s4, operating the auxiliary clamping rod to enable the auxiliary clamping rod to clamp the jumper wire drainage crimping pipe;
S5, starting an electric torque wrench, and unscrewing the nut by the second positioning sleeve to finish screwing off the nut from the bolt;
s6, operating the push rod to extend again to separate the movable frame from the fixed frame again, and then operating the auxiliary clamping rod to separate the auxiliary clamping rod from the jumper wire drainage crimping pipe to complete the first nut dismounting work;
the nut installation method between the drainage plate and the jumper drainage crimping pipe comprises the following steps:
T1, operating the push-open push rod to extend so that the push-open push rod props against the movable frame and is separated from the fixed frame;
T2, clamping the jumper wire drainage pressure pipe by using an auxiliary clamping rod, firstly placing a bolt into the jumper wire drainage pressure pipe, and placing a nut into a second positioning sleeve;
t3, holding the auxiliary clamping rod, lifting the whole dismounting tool, aligning the bolt with the mounting hole on the drainage plate, operating the jacking push rod to retract the bolt, and starting the reset spring to drive the movable frame to move towards the fixed frame so as to clamp the drainage plate and the jumper drainage crimping pipe;
T4, starting an electric torque wrench, and screwing the nut by the second positioning sleeve;
And T5, operating the jacking push rod again to extend the jacking push rod, separating the movable frame from the fixed frame again, and then loosening the auxiliary clamping rod, so that the auxiliary clamping rod is also separated from the jumper drainage crimping pipe, and the first nut installation work is completed.
These features and advantages of the present invention will be disclosed in detail in the following detailed description and the accompanying drawings.
[ Description of the drawings ]
The invention is further described with reference to the accompanying drawings:
FIG. 1 is a state diagram of an embodiment of the present invention when a disassembling tool is misaligned with a drainage plate;
FIG. 2 is a state diagram I of an embodiment of the present invention when a disassembling tool is aligned with a drainage plate;
FIG. 3 is a second state diagram of the alignment of the drainage plate with the first tool according to the embodiment of the present invention.
[ Detailed description ] of the invention
The technical solutions of the embodiments of the present invention will be explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present invention.
In the following description, directional or positional relationships such as the terms "inner", "outer", "upper", "lower", "left", "right", etc., are presented for convenience in describing the embodiments and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
Example 1
As shown in fig. 1 to 3, a disassembling tool for a drainage plate of a transmission cable terminal rod is provided, the drainage plate 11 on the transmission cable terminal rod is connected with a jumper drainage crimping pipe 12 by adopting a bolt 13 and a nut 14, the disassembling tool comprises a clamping frame for clamping the drainage plate 11 and the jumper drainage crimping pipe 12, the clamping frame comprises a fixed frame 21 and a movable frame 22 which is arranged in a sliding manner relative to the fixed frame 21, the drainage plate 11 and the jumper drainage crimping pipe 12 are clamped between the fixed frame 21 and the movable frame 22, a jacking push rod 3 for jacking the drainage plate 11 and the jumper drainage crimping pipe and a reset spring 4 for jacking the drainage plate and the jumper drainage crimping pipe are arranged between the fixed frame 21 and the movable frame 22, a first positioning sleeve 51 positioned at one end of the bolt 13 is arranged on the fixed frame 21, a second positioning sleeve 52 positioned with the nut 14 is arranged on the movable frame 22, the second positioning sleeve 52 is rotatably connected with the movable frame 22, and the second positioning sleeve 52 is connected with an electric torque wrench which is not shown in the figure. The push rod 3 is an electric push rod, and the electric push rod mainly comprises a driving motor 31, an outer tube 32 and a telescopic inner tube 33, and the specific structure of the electric push rod is disclosed in a great amount in the prior art, so that the specific structure of the electric push rod is not excessively described herein.
In this embodiment, a set of disassembling tool specially used for disassembling the drainage plate 11 is designed to replace the conventional disassembling method, and mainly comprises a clamping frame, the clamping frame is used for clamping the drainage plate 11 and the jumper drainage crimping pipe 12, the subsequent steps of positioning the bolt 13 and driving the nut 14 to rotate can be performed only after the drainage plate 11 and the jumper drainage crimping pipe 12 are clamped by the clamping frame, when the clamping frame clamps the drainage plate 11 and the jumper drainage crimping pipe 12, the first positioning sleeve 51 on the fixing frame 21 and the second positioning sleeve 52 on the moving frame 22 are respectively positioned with the bolt 13 and the nut 14, the first positioning sleeve 51 is not rotated, and the second positioning sleeve 52 is connected with an electric torque wrench, and when the electric torque wrench rotates, the second positioning sleeve 52 is driven to rotate, so that the nut 14 is unscrewed from the bolt 13. By means of the clamping frame, maintenance personnel can realize remote disassembly and assembly by utilizing the distance of the clamping frame without being very close to the drainage plate 11, the safety is high, and the hanging of the rope ladder is not required to be frequently adjusted, so that the working efficiency can be obviously improved.
In addition, as described above, the driving of the second positioning sleeve 52 is from an electric torque wrench, which is a great convenience for the service personnel, that is, the service personnel can hold the clamping frame with one hand and control the electric torque wrench with the other hand, and the whole operation process is simple and convenient. Furthermore, if the switch of the electric torque wrench is arranged on the clamping frame in an extending manner, even one-hand operation can be realized, which is very helpful for an overhauling staff working in the air, and means that the other hand can be saved for some auxiliary work.
In addition, in actual dismouting in-process, when bolt 13, nut 14 between drainage board 11 and the jumper wire drainage crimping pipe 12 only remain a set of, can take place the condition of mutual rotation between drainage board 11 and the jumper wire drainage crimping pipe 12, can produce certain interference to the nut 14 unscrewing under this condition, in order to solve this technical problem, assembly and disassembly tools still includes supplementary clamping lever 6, supplementary clamping lever 6 is used for pressing from both sides alone the jumper wire drainage crimping pipe 12, utilizes a alone supplementary clamping lever 6 can be alone fixed with jumper wire drainage crimping pipe 12 to better dismouting.
The auxiliary clamping rod 6 is preferably fixedly connected with the fixing frame 21, so that an operator can hold the auxiliary clamping rod 6 and the fixing frame 21 simultaneously by only holding the auxiliary clamping rod 6 during operation, and can release the other hand. In this embodiment, the switch of the electric torque wrench and the switch of the push rod 3 are preferably extended to the auxiliary clamping rod 6 through the cable, and a switch box 64 is provided on the auxiliary clamping rod 6, and a corresponding switch button is provided on the switch box 64, so that the maintenance personnel can operate the fixing frame 21, the auxiliary clamping rod 6, the electric torque wrench and the push rod 3 by holding the auxiliary clamping rod 6. In order to realize the power supply to the push rod 3 and the electric torque wrench, in this embodiment, a battery slot 211 is provided on the fixing frame, and a battery pack is inserted into the battery slot 211, and the battery pack is not shown in the figure.
For the structure of the auxiliary clamping rod 6, in this embodiment, the auxiliary clamping rod 6 includes a U-shaped plate 61, the U-shaped plate 61 is fixedly connected with the fixing plate by a connecting plate, the U-shaped plate 61 includes an upper pressing plate 611 and a lower pressing plate 612, a threaded hole is provided on the lower pressing plate 612 at the lower end of the U-shaped plate 61, a rotating screw 62 is screwed on the threaded hole, when the rotating screw 62 rotates, the rotating screw will ascend or descend relative to the lower pressing plate 612, a compressing block 621 is provided on the rotating screw 62, the compressing block 621 is fixedly connected with the rotating screw 62, when the clamping is needed, the jumper drainage compressing pipe 12 is positioned between the compressing block 621 and the upper pressing plate 611 at the upper end of the U-shaped plate 61, and the rotating screw 62 is rotated to clamp the jumper drainage compressing pipe 12.
For the specific structure of the return spring 4, two guide rods 40 are fixed on the fixing frame 21, and the two guide rods 40 are arranged, so that the moving frame 22 and the fixing frame 21 do not rotate, only relatively move, the end parts of the guide rods 40 are provided with limiting ends 41, the moving frame 22 is provided with guide holes for the guide rods 40 to pass through, and the return spring 4 is arranged between the limiting ends 41 and the moving frame 22. In the actual working environment, the vertical lengths of the fixed frame 21 and the movable frame 22 may be different, but it is preferable that the vertical distance between the guide rod 40 and the second positioning sleeve 52 is between 0.5m and 1.2m, considering that if the vertical distance between the guide rod 40 and the second positioning sleeve 52 is too far, the pre-tightening force of the return spring 4 against the second positioning sleeve 52 may be insufficient.
For the mounting structure of the push rod 3, a threaded hole is formed in the fixing frame 21, the push rod 3 is connected with the threaded hole in a matched mode, one end of the push rod 3 abuts against the movable frame 22, and a screwing handle 31 is arranged at the other end of the push rod 3. When the push rod 3 is pushed against the moving frame 22 to move in a direction away from the fixed frame 21, and the push rod 3 moves toward the fixed frame 21, the moving frame 22 is closed toward the fixed frame 21 again under the action of the return spring 4.
In this embodiment, a reset structure is further provided for the second positioning sleeve 52, specifically, the moving frame 22 is provided with a rotating shaft hole 221, the second positioning sleeve 52 is located at the inner side of the moving frame 22, the second positioning sleeve 52 is provided with an extending shaft 53, the extending shaft 53 passes through the rotating shaft hole 221 from the inner side of the moving frame 22 to the outer side of the moving frame 22, the outer side of the moving frame 22 is provided with a reset plate 54, the reset plate 54 and the extending shaft 53 are connected through bearings, that is, the axial direction between the reset plate 54 and the extending shaft 53 is relatively fixed, but the reset plate 54 and the extending shaft 53 are freely rotatable in the circumferential direction, and both the axial direction and the circumferential direction are relative to the extending shaft 53. Two reset rods are arranged on the outer side of the movable frame 22, the reset plates 54 are inserted on the two reset rods, and a pressure spring 55 is arranged between the end parts of the reset rods and the reset plates 54. When the second positioning sleeve 52 is unscrewed from the nut 14, the compression spring 55 is compressed, so that the extension shaft 53 moves. At the same time, the compression spring 55 also provides a certain pretightening force for the second positioning sleeve 52, so that the sleeving stability between the second positioning sleeve 52 and the nut 14 is better.
In addition, in view of the large biting force between the bolt 13 and the nut 14, when the second positioning sleeve 52 rotates, there is a possibility that the nut 14 is separated from the second positioning sleeve 52, in order to solve such technical problems, in this embodiment, the second positioning sleeve 52 is connected with a rotary electromagnet, the structure of which is disclosed in the prior art, and the rotary electromagnet is not described in detail herein, when the rotary electromagnet is powered on and powered off to generate the suction force, the suction force between the second positioning sleeve 52 and the nut 14 can be kept all the time, and when the nut 14 is unscrewed from the bolt 13, the nut 14 can be removed from the second positioning sleeve 52 by power-off. The rotary electromagnet is connected with the detachable battery pack through a cable, and the rotary electromagnet is connected with the switch box 64 through a cable.
In addition, in this embodiment, in order to fix the electric torque wrench conveniently, the moving rack 22 of this embodiment is provided with a fixing ring 223 for fixing the electric torque wrench. Since the electric torque wrench is also limited in the axial direction of the extension shaft 53 after being fixed, but the extension shaft 53 itself moves in the axial direction, in order to solve the technical problem, the outer end portion of the extension shaft 53 is provided with a coupling groove 531 connected with the electric torque wrench, and an axial sliding gap exists between the coupling groove 531 and the coupling end of the electric torque wrench. This allows the extension shaft 53 to move relative to the electric torque wrench without affecting the coupling effect between the two.
The disassembly and assembly method by using the disassembly and assembly tool of the embodiment is as follows:
The method for removing the nut 14:
S1, operating the push-up push rod 3 to extend the push-up push rod 3, and pushing the push-up push rod 3 against the movable frame 22 to separate the movable frame 22 from the fixed frame 21;
S2, aligning a first positioning sleeve 51 on the fixing frame 21 with the end part of a required bolt 13, sleeving the bolt 13 into the first positioning sleeve 51, and aligning a second positioning sleeve 52 with the nut 14;
s3, operating the push rod 3 to shrink, and starting the reset spring 4 to drive the movable frame 22 to move towards the fixed frame 21, so that the nut 14 is sleeved into the second positioning sleeve 52, and at the moment, the clamping frame is equivalent to clamping the drainage plate 11 and the jumper drainage crimping pipe 12;
s4, screwing the auxiliary clamping rod 6, so that the auxiliary clamping rod 6 clamps the jumper drainage crimping pipe 12;
S5, starting an electric torque wrench, unscrewing the nut 14 by the second positioning sleeve 52, and compressing the compression spring 55 at the reset plate 54 by the second positioning sleeve 52 in the unscrewing process so as to finish screwing the nut 14 off the bolt 13;
S6, operating the jacking push rod 3 again to extend the jacking push rod, separating the movable frame 22 from the fixed frame 21 again, and screwing the auxiliary clamping rod 6 again to separate the auxiliary clamping rod 6 from the jumper drainage crimping pipe 12, so that the first nut 14 is dismounted;
The above operation may be repeated for the disassembly of the second, third, etc. nuts 14.
The installation method between the drainage plate 11 and the jumper drainage crimping pipe 12 comprises the following steps:
t1, operating the push-up push rod 3 to extend the push-up push rod 3, and pushing the push-up push rod 3 against the movable frame 22 to separate the movable frame 22 from the fixed frame 21;
t2, clamping the jumper drainage crimping tube 12 by using the auxiliary clamping rod 6, firstly placing the bolt 13 into the jumper drainage crimping tube 12, and placing the nut 14 into the second positioning sleeve 52;
t3, holding the auxiliary clamping rod 6, lifting the whole dismounting tool, aligning the bolts 13 with the mounting holes on the drainage plate 11, operating the jacking push rod 3 to retract, and starting the reset spring 4 to drive the movable frame 22 to move towards the fixed frame 21 so as to clamp the drainage plate 11 and the jumper drainage crimping pipe 12;
t4, starting an electric torque wrench, and tightening the nut 14 by the second positioning sleeve 52;
and T5, finally, operating the jacking push rod 3 again to extend the jacking push rod, separating the movable frame 22 from the fixed frame 21 again, and screwing the auxiliary clamping rod 6 again to separate the auxiliary clamping rod 6 from the jumper drainage crimping pipe 12, thereby completing the installation work of the first nut 14;
The above operation may be repeated for the installation of the second, third, etc. nuts 14.
While the invention has been described in terms of embodiments, it will be appreciated by those skilled in the art that the invention is not limited thereto but rather includes the drawings and the description of the embodiments above. Any modifications which do not depart from the functional and structural principles of the present invention are intended to be included within the scope of the appended claims.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010138631.5A CN111300337B (en) | 2020-03-03 | 2020-03-03 | Disassembling tool and disassembling method for drainage plate of transmission cable terminal rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010138631.5A CN111300337B (en) | 2020-03-03 | 2020-03-03 | Disassembling tool and disassembling method for drainage plate of transmission cable terminal rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111300337A CN111300337A (en) | 2020-06-19 |
| CN111300337B true CN111300337B (en) | 2024-05-17 |
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| CN202010138631.5A Active CN111300337B (en) | 2020-03-03 | 2020-03-03 | Disassembling tool and disassembling method for drainage plate of transmission cable terminal rod |
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| CN113664764B (en) * | 2021-08-17 | 2023-03-24 | 上海懂锂新能源科技有限公司 | Maintenance system of non-motor vehicle motor |
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| CN114473469A (en) * | 2022-03-09 | 2022-05-13 | 国网智能科技股份有限公司 | Overhead transmission line drainage plate bolt fastening device, robot and method |
| CN115912170A (en) * | 2022-11-23 | 2023-04-04 | 金华送变电工程有限公司 | A long-distance and convenient electric detachable transmission cable terminal rod drainage plate device |
| CN116652879A (en) * | 2023-07-20 | 2023-08-29 | 国网新疆电力有限公司克州供电公司 | A high-altitude bolt and nut tightener that can be operated with one hand |
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| CN208805310U (en) * | 2018-07-13 | 2019-04-30 | 吴江市建设工程质量检测中心有限公司 | A precise positioning fixture for the integrated detection of high-strength bolt torque and tightening axial force |
| CN212287475U (en) * | 2020-03-03 | 2021-01-05 | 金华送变电工程有限公司 | Assembling and disassembling tool for drainage plate of power transmission cable terminal rod |
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