CN217666786U - Annular cutter cutting pipeline repairing device - Google Patents

Abstract

The application relates to the technical field of pipeline repair, discloses an annular sword cutting pipeline prosthetic devices, includes: barrel, telescopic machanism, cutting part and knob. The cutting part is fixedly connected with the movable end of the telescopic mechanism and comprises a shell, a sliding structure and a cutting knife, and one side wall of the shell is fixedly connected with the movable end of the telescopic mechanism; the sliding structures are arranged in the shell in pairs, one end of each sliding structure extends out of the outer side of the shell, and the other end of each sliding structure is limited in the shell to slide; the cutting knife is fixedly arranged on one end of the sliding structure extending out of the shell; the knob sets up on the opposite side of casing and telescopic machanism's expansion end fixed connection's one side is relative, and the knob is connected with the sliding construction meshing, and steerable two sliding construction slide towards the both sides that the casing is relative respectively. In this application, the pipeline to different diameters that can be convenient cuts the restoration, improves the efficiency of pipeline restoration construction, reduces the cost of pipeline restoration construction simultaneously.

Description

Annular cutter cutting pipeline repairing device

Technical Field

The application relates to the technical field of pipeline repair, for example to a circular knife cutting pipeline prosthetic devices.

Background

Pipeline refers to a device for transporting a gas, a liquid or a fluid with solid particles, which is connected by pipes, pipe connections, valves, etc.

The existing pipeline is used for many years, the collapse situation can occur, the pipeline needs to be maintained, in the prior art, the pipeline which is collapsed or damaged is usually directly replaced integrally, the construction cost is increased easily, meanwhile, the existing pipeline is complex in arrangement due to the fact that the existing pipeline is intersected with each other, the diameters of the pipelines are different in size, the construction difficulty is increased easily, construction inconvenience is caused, and the improvement of the repair construction efficiency of the pipeline is not facilitated.

Therefore, how to cut and repair pipelines with different diameters conveniently and quickly, the repair construction efficiency of the pipelines is improved, the cost of pipeline repair construction is reduced, and the technical problem to be solved by technical personnel in the field is needed urgently.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments, but is intended to be a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides an annular cutter cutting pipeline repairing device to solve the problem that how to conveniently cut and repair pipelines with different diameters, improve the efficiency of pipeline repairing construction, and reduce the cost of pipeline repairing construction.

In some embodiments, a circular knife cutting pipe repair device, comprising: barrel, telescopic machanism, cutting part and knob. A rotating motor is fixedly arranged inside the cylinder body; the telescopic mechanism is arranged on one side of the cylinder body, and the fixed end of the telescopic mechanism is fixedly connected with the output shaft of the rotating motor; the cutting part is fixedly connected with the movable end of the telescopic mechanism and comprises a shell, a sliding structure and a cutting knife, and one side wall of the shell is fixedly connected with the movable end of the telescopic mechanism; the sliding structures are arranged in the shell in pairs, one end of each sliding structure extends out of the outer side of the shell, and the other end of each sliding structure is limited in the shell to slide; the cutting knife is fixedly arranged on one end of the sliding structure extending out of the shell; the knob sets up on the opposite side of one side relative of casing and telescopic machanism's expansion end fixed connection, and the knob is connected with the sliding construction meshing, and steerable two sliding construction slide towards the relative both sides of casing respectively.

The annular cutter cutting pipeline repairing device provided by the embodiment of the disclosure can realize the following technical effects:

the sliding structure can be controlled to slide towards two opposite sides of the shell in the shell through screwing the knob, the cutting knife can move synchronously along with the sliding structure on one end of the sliding structure, the cutting radius of the cutting knife is adjusted, the cutting radius of the cutting knife is made to be matched with the radius of the pipeline, then the overall structure of the annular knife cutting repair device is placed in the pipeline, the sliding structure 302 is controlled to move towards the position where the pipeline needs to be cut through the stretching-out movement of the telescopic mechanism, the cutting knife is located at the position where the pipeline needs to be cut, the rotating motor is further started, the telescopic mechanism is driven to rotate, the telescopic mechanism can drive the sliding structure to rotate synchronously when rotating, the cutting knife fixedly connected with the sliding structure rotates and cuts the pipeline, the pipeline collapse or the damaged part of the pipeline is cut, the pipeline with different diameters can be cut and repaired, the efficiency of pipeline repair construction of the pipeline is improved, meanwhile, the pipeline does not need to be integrally replaced, and the cost of pipeline repair construction can be reduced.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

FIG. 1 is a schematic structural view of a circular knife cutting pipe repair device provided in this embodiment;

fig. 2 is a schematic structural diagram of the cutting part provided in the present embodiment;

FIG. 3 is a schematic view of the sliding structure provided in the present embodiment connected to the first bevel gear;

FIG. 4 is a schematic view of the installation of the threaded rod and the guide groove provided in the present embodiment;

fig. 5 is a schematic structural view of the chute provided in the present embodiment;

FIG. 6 is a schematic structural view of an airbag and a storage case provided in the present embodiment;

fig. 7 is a sectional view of the airbag and the storage case provided in this embodiment.

Reference numerals are as follows:

100. a barrel; 101. a rotating electric machine; 102. a handle; 103. heat dissipation holes; 200. a telescoping mechanism; 201. lengthening a rod; 300. a cutting section; 301. a housing; 302. a sliding structure; 303. a cutting knife; 304. a second bevel gear; 305. a threaded rod; 306. a threaded sleeve; 307. a guide groove; 308. a convex strip; 309. a chute; 400. a knob; 401. a rotating shaft; 402. a first bevel gear; 403. a convex cavity; 500. an air bag; 501. a storage box; 502. a cover plate; 503. a fixing sheet; 504. connecting sheets; 505. an air inlet pipe; 506. and (4) an air valve.

Detailed Description

So that the manner in which the features and advantages of the embodiments of the present disclosure can be understood in detail, a more particular description of the embodiments of the disclosure, briefly summarized above, may be had by reference to the appended drawings, which are included to illustrate, but are not intended to limit the embodiments of the disclosure.

With reference to fig. 1-7, an embodiment of the present disclosure provides a circular knife cutting pipe repair device, including: barrel 100, telescoping mechanism 200, cutting portion 300, and knob 400. A rotating motor 101 is fixedly arranged inside the cylinder 100; the telescopic mechanism 200 is arranged at one side of the cylinder 100, and the fixed end of the telescopic mechanism 200 is fixedly connected with the output shaft of the rotating motor 101; the cutting part 300 is fixedly connected with the movable end of the telescopic mechanism 200, the cutting part 300 comprises a shell 301, a sliding structure 302 and a cutting knife 303, and one side wall of the shell 301 is fixedly connected with the movable end of the telescopic mechanism 200; the sliding structures 302 are arranged in pairs inside the shell 301, one end of each sliding structure 302 extends out of the shell 301, and the other end of each sliding structure 302 is limited in the shell 301 to slide; the cutting knife 303 is fixedly arranged at one end of the sliding structure 302 extending out of the shell 301; the knob 400 is disposed on the other side of the housing 301 opposite to the side fixedly connected to the movable end of the telescoping mechanism 200, and the knob 400 is engaged with the sliding structure 302 to control the sliding structure 302 to slide toward the two opposite sides of the housing 301.

Adopt the annular sword cutting pipeline prosthetic devices that this disclosed embodiment provided, can be earlier through twisting knob 400 control sliding structure 302 and slide to its relative both sides in casing 301, cutting sword 303 can be in sliding structure 302 one serve along with its synchronous motion, and then realize adjusting the cutting radius of cutting sword 303, make the cutting radius of cutting sword 303 and the radius looks adaptation of pipeline, later place this annular sword cutting prosthetic devices's overall structure in the pipeline again, the position department that needs the cutting to the pipeline is removed through telescopic machanism 200's the stretch out mobile control sliding structure 302, thereby make cutting sword 303 be located the pipeline and need the position of cutting, further open rotating electrical machines 101, drive telescopic machanism 200 and rotate, telescopic machanism 200 can drive sliding structure 302 synchronous rotation when rotating, and make cutting sword and sliding structure 302 fixed connection's 303 rotatory and cut the pipeline, be convenient for with the pipeline subside or the partial cutting that damages, be favorable to cutting the pipeline of different diameters restores the efficiency of the construction that improves the pipeline, simultaneously still need not to carry out the whole change to the pipeline restoration, can reduce the construction cost of pipeline.

In order to better facilitate the operation and use of the annular knife cutting pipeline repairing device and improve the operation stability of the whole structure of the device, as shown in fig. 1, optionally, a handle 102 is fixedly connected to the end surface of the other side of the cylinder 100 opposite to the side provided with the telescopic mechanism 200. Therefore, the movement of the whole structure of the device can be conveniently and quickly controlled through the handle 102, and meanwhile, when the device cuts a pipeline, a user can hold the handle 102 to avoid the device from shaking, so that the improvement of the cutting stability of the pipeline is facilitated.

In order to better radiate heat of the rotating electrical machine 101 and avoid the rotating electrical machine 101 from being damaged due to too long running time, a heat radiating hole 103 is optionally formed through the outer side wall of the cylinder 100. Therefore, the rotating motor 101 can be cooled from the outer side wall of the cylinder 100, damage caused by high temperature generated by overlong operation time of the rotating motor 101 is avoided, and the service life of the rotating motor 101 is prolonged.

In order to further improve the cutting range of motion of the cutting knife 303, the cutting knife 303 can cut pipes with different diameters, and can also cut the parts of the pipes, which are collapsed or damaged, at different positions, optionally, an extension bar 201 is arranged between the extension mechanism 200 and the rotating motor 101, and two ends of the extension bar 201 are respectively fixedly connected with the fixed end of the extension mechanism 200 and the output shaft of the rotating motor 101. Like this, through add between telescopic machanism 200 and rotating electrical machines 101 and establish extension bar 201, can improve the length of stretching out the removal of cutting knife 303, and then be favorable to cutting knife 303 can sink or the part of damage to the pipeline of the different degree of depth and length to cut, improve cutting knife 303's cutting coverage.

Alternatively, the telescoping mechanism 200 is an electric push rod. Thus, the electric push rod is an electric drive device which converts the rotary motion of the motor into the linear reciprocating motion of the push rod, can be used as an execution machine in various simple or complex process flows to realize remote control, centralized control or automatic control, the telescopic mechanism 200 is set as the electric push rod, the extension and retraction movement of the telescopic mechanism 200 can be conveniently realized, the sliding structure 302 in the shell 301 is controlled to move, and the cutting position of the cutting knife 303 is changed.

It should be noted that the specific structure and principle of the electric push rod are well known to those skilled in the art, and the detailed description thereof is omitted here for brevity.

As shown in fig. 1 to 3, a rotation shaft 401 is fixedly connected to one end of the knob 400, and a first bevel gear 402 is fixedly connected to the other end of the rotation shaft 401 opposite to the end fixedly connected to the knob 400, and the first bevel gear 402 is engaged with the sliding structure 302. Like this, can rotate and drive axis of rotation 401 through twisting knob 400 and rotate, and axis of rotation 401 can drive first conical gear 402 and rotate when rotating to the realization drives the sliding construction 302 of being connected with first conical gear 402 meshing and stretches out the removal towards the relative both sides of casing 301, improves the cutting radius of cutting knife 303, is favorable to cutting knife 303 can be to the cutting of the pipeline of different diameters to be restoreed.

A convex cavity 403 is formed on the other side wall of the casing 301 opposite to the side wall fixedly connected with the telescopic mechanism 200, and the rotating shaft 401 is arranged in the convex cavity 403. Like this, set up axis of rotation 401 in protruding chamber 403, can play the guard action to axis of rotation 401 through protruding chamber 403, avoid axis of rotation 401 to be damaged or splash water stain by outside foreign matter to be favorable to making axis of rotation 401 to rotate better and to first conical gear 402 carry out the transmission.

In order to make the sliding structure 302 move to the two opposite sides of the housing 301 better along with the first bevel gear 402, and further adjust the cutting radius of the cutting knife 303, optionally, the sliding structure 302 includes: a second bevel gear 304, a threaded rod 305 and a threaded sleeve 306. Two second bevel gears 304 are arranged, and the two second bevel gears 304 are symmetrically meshed at two sides of the first bevel gear 402; two threaded rods 305 are arranged, and one ends of the two threaded rods 305 are respectively fixed on the end faces of the two second bevel gears 304; the threaded sleeves 306 are arranged in pairs, the two threaded sleeves 306 are respectively sleeved on the two threaded rods 305 and can move along the threaded rods 305, and a cutting knife 303 is fixedly installed at one end, far away from the second bevel gear 304, of the threaded sleeves 306. Like this, first conical gear 402 can drive the second conical gear 304 rotation of its both sides when rotating, and second conical gear 304 can drive two threaded rods 305 and rotate when rotating, and then drives the screw sleeve 306 screw thread removal of cover on threaded rod 305 to the realization is adjusted the cutting coverage radius of cutting knife 303 of fixed mounting on screw sleeve 306, is favorable to making cutting knife 303 can cut the pipeline that has different diameters, improves the cutting coverage of cutting knife 303.

In order to further improve the moving smoothness of the threaded sleeve 306 and avoid the threaded sleeve 306 from tilting during moving, as shown in fig. 4, a guide groove 307 is optionally provided on a side wall of the housing 301, and the guide groove 307 is adapted to the threaded sleeve 306. Like this, the guide way 307 can provide spacing and direction to inside threaded sleeve 306, makes threaded sleeve 306 can remove more steadily to avoid threaded sleeve 306 to take place the slope when removing, be favorable to making the cutting knife 303 of installation fixing on threaded sleeve 306 be located the cutting position better, improve the exactness of pipeline cutting.

As shown in fig. 5, a protruding strip 308 is fixedly mounted at both the top end and the bottom end of the threaded sleeve 306, sliding grooves 309 are provided at the top end and the bottom end of the inside of the guide groove 307, and the protruding strip 308 is matched with the sliding grooves 309. In this way, through the cooperation of the protruding strip 308 and the sliding groove 309, the movement of the threaded sleeve 306 can be further limited and guided, so that the threaded sleeve 306 can move more stably, and the movement stability of the threaded sleeve 306 is improved.

As shown in fig. 1, 6 and 7, in some embodiments, the annular knife cut pipeline repair device further includes: an air bag 500. The air bag 500 has a plurality of air bags 500, and the plurality of air bags 500 are disposed on the outer sidewall of the cylinder 100. Like this, when cutting knife 303 is located the cutting position, can be before starting rotating electrical machines 101, through filling gas in to a plurality of gasbags 500 to make a plurality of gasbags 500 swell and with the inside wall looks butt of pipeline, can carry out spacing fixed to barrel 100, avoid taking place to rock when carrying out the pipeline cutting restoration, be favorable to making cutting knife 303 can be more steady carry out the cutting restoration to the pipeline.

In order to further improve the stability of the limiting and fixing of the cylinder 100 and better avoid the cylinder 100 from shaking when the cutting knife 303 cuts, optionally, the plurality of air bags 500 are arranged on the outer side wall of the cylinder 100 in an annular array. Like this, can be through filling gas to a plurality of gasbags 500, and then make gasbag 500 carry out the butt with the inside wall of pipeline on the different positions of barrel 100, carry out spacing fixed to barrel 100, be favorable to further improving the stability between barrel 100 and the pipeline inside wall, can avoid cutting knife 303 to take place to rock when cutting the pipeline effectively.

In order to better store and deploy the airbag 500 on the outer side wall of the cylinder 100, a plurality of storage cases 501 are optionally fixedly mounted on the outer side wall of the cylinder 100, and the airbag 500 is fixedly mounted in the storage cases 501. In this way, when the air bag 500 is not filled with gas, the plurality of air bags 500 can be stored in the storage case 501 corresponding to each air bag, which is convenient and quick.

In order to better store and present the air bags 500 in the storage case 501, it is optional that three storage cases 501 are provided, and one air bag 500 is provided in each storage case 501. In this way, airbag 500 can be stored in storage case 501 with a sufficient space without hindering the deployment of airbag 500.

In order to better contain and protect the airbag 500 by the containing box 501, a cover plate 502 is optionally clipped on the opening end of the containing box 501. Like this, can be after accomodating gasbag 500 in receiver 501, further with the joint of apron 502 on the opening end of receiver 501, seal receiver 501, be favorable to making receiver 501 to form the protection to gasbag 500, avoid gasbag 500 to be damaged by outside foreign matter.

It can be understood that the air bag 500 is fixedly installed in the storage box 501 and can be adhered and connected through an adhesive, or a fixing piece 503 integrally formed with the air bag 500 can be arranged on the air bag 500, a rotatable connecting piece 504 is arranged on the end face of the bottom of the storage box 501, and then the fixing piece 503 and the connecting piece 504 are fixedly connected through the mutual matching of bolts and nuts, so that the air bag 500 and the storage box 501 are fixedly connected. Thus, the airbag 500 and the storage box 501 are conveniently and fixedly connected, and meanwhile, the damaged airbag 500 can be conveniently and quickly replaced in time.

In order to better improve the stability between the cylinder 100 and the inner wall of the pipeline, the connecting line between the three air bags 500 is optionally triangular. Like this, can support through three gasbag 500 three positions on the pipeline inner wall, utilize the stable good characteristics of triangle-shaped, provide spacing and support to barrel 100 to be favorable to improving the gasbag 500 to the spacing of barrel 100 and the stability of supporting.

An air inlet pipe 505 is communicated with the air bag 500, and an air valve 506 is arranged at one end of the air inlet pipe 505, which is far away from the air bag 500. Like this, after adjusting the cutting radius of cutting knife 303, can open pneumatic valve 506 and be connected external inflater and intake pipe 505, use external inflates to intake pipe 505 intussuseption gas to make gasbag 500 swell, and contact with the inside wall of pipeline, form spacingly and support in the outside of barrel 100, avoid barrel 100 to take place to rock.

It should be noted that after the cutting of the cutting knife 303 is completed, the air valve 506 may be further opened to discharge the air in the air bag 500, and then the air bag 500 is accommodated in the accommodation box 501 and the cover plate 502 is covered.

The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (9)

1. The utility model provides a circular knife cutting pipeline prosthetic devices which characterized in that includes:

a cylinder (100) in which a rotating motor (101) is fixedly arranged;

the telescopic mechanism (200) is arranged on one side of the barrel body (100), and the fixed end of the telescopic mechanism (200) is fixedly connected with the output shaft of the rotating motor (101);

the cutting part (300) is fixedly connected with the movable end of the telescopic mechanism (200), the cutting part (300) comprises a shell (301), a sliding structure (302) and a cutting knife (303), and one side wall of the shell (301) is fixedly connected with the movable end of the telescopic mechanism (200); the sliding structures (302) are arranged in the shell (301) in pairs, one end of each sliding structure (302) extends out of the shell (301), and the other end of each sliding structure (302) is limited in the shell (301) to slide; the cutting knife (303) is fixedly arranged at one end of the sliding structure (302) extending out of the shell (301);

the knob (400) is arranged on the other side opposite to one side fixedly connected with the movable end of the telescopic mechanism (200) and the knob (400) is meshed with the sliding structures (302) and can control the sliding structures (302) to respectively move towards the two opposite sides of the shell (301).

2. The annular knife cutting pipe repairing device according to claim 1, wherein an extension bar (201) is arranged between the telescoping mechanism (200) and the rotating motor (101), and two ends of the extension bar (201) are fixedly connected with a fixed end of the telescoping mechanism (200) and an output shaft of the rotating motor (101), respectively.

3. The annular knife cut pipe repair device of claim 2, wherein the telescoping mechanism (200) is an electric push rod.

4. The annular knife cut pipe repair device of any one of claims 1 to 3, further comprising:

a plurality of air bags (500), wherein the plurality of air bags (500) are arranged on the outer side wall of the cylinder body (100).

5. The annular knife cut pipe repair device according to claim 4, wherein a plurality of the air cells (500) are arranged in an annular array on an outer side wall of the cylinder (100).

6. The annular knife cutting pipe repair device according to claim 1, wherein a rotating shaft (401) is fixedly connected to one end of the knob (400), a first bevel gear (402) is fixedly connected to the other end of the rotating shaft (401) opposite to the end fixedly connected to the knob (400), and the first bevel gear (402) is engaged with the sliding structure (302).

7. The annular knife cut pipe repair device of claim 6, wherein the sliding structure (302) comprises:

two second bevel gears (304) are arranged, and the two second bevel gears (304) are symmetrically meshed on two sides of the first bevel gear (402);

two threaded rods (305) are arranged, and one ends of the two threaded rods (305) are respectively fixed on the end surfaces of the two second bevel gears (304);

the threaded sleeves (306) are arranged in pairs, the two threaded sleeves (306) are sleeved on the two threaded rods (305) respectively and can move along the threaded rods (305), and one ends, far away from the second bevel gear (304), of the threaded sleeves (306) are fixedly provided with the cutting knives (303).

8. The annular knife cut pipe repair device according to claim 7, wherein a guide groove (307) is formed in a side wall of the housing (301) in a penetrating manner, and the guide groove (307) is matched with the threaded sleeve (306).

9. The annular knife-cut pipeline restoration device according to claim 8, wherein a raised strip (308) is fixedly mounted at each of the top end and the bottom end of the threaded sleeve (306), sliding grooves (309) are formed in the top end and the bottom end of the inner portion of the guide groove (307), and the raised strip (308) is matched with the sliding grooves (309).

Images