CN220623213U - Air bag for repairing pipeline - Google Patents
Air bag for repairing pipeline Download PDFInfo
- Publication number
- CN220623213U CN220623213U CN202322240857.8U CN202322240857U CN220623213U CN 220623213 U CN220623213 U CN 220623213U CN 202322240857 U CN202322240857 U CN 202322240857U CN 220623213 U CN220623213 U CN 220623213U
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- Prior art keywords
- rod
- air bag
- connecting rod
- repairing
- pipeline
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- 238000009434 installation Methods 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000008859 change Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000008439 repair process Effects 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of pipeline restoration, in particular to an air bag for pipeline restoration, which comprises an air bag body, wherein end covers are arranged at two ends of the air bag body, a plurality of installation rods are hinged to the end covers along the circumferential direction, movable rods are inserted into the other ends of the installation rods and can slide along the axial directions of the installation rods, the other ends of the movable rods are connected with idler wheels through installation racks, the center of one side, far away from each other, of each end cover is connected with an inner hollow adjusting pipe, an adjusting mechanism is arranged in each adjusting pipe, each adjusting mechanism penetrates through the side wall of each adjusting pipe to be hinged with one end of a plurality of connecting rods, and the other ends of the connecting rods are hinged with the side walls of the installation rods. The position of the roller can be changed through the adjusting mechanism, the connecting rod and the mounting rod, so that the roller is suitable for various inner diameters of pipelines; the movable rod slides along the inside of the mounting rod, so that the position of the roller can be adjusted, the roller is adapted to the change of the inner diameter of the pipeline, and the roller is ensured to be attached to the inner wall of the pipeline tightly.
Description
Technical Field
The utility model relates to the technical field of pipeline repair, in particular to an air bag for pipeline repair.
Background
In the non-excavation repair process of municipal drainage pipelines, when the pipeline is partially damaged, a pipeline repair technology, namely a lining repair technology, is often used.
When repairing the pipeline, the diameter of the repaired pipeline can be slightly different, when the repairing air bag applicable to the pipeline is used, the rollers of the repairing air bag are fixedly connected, the size between the rollers is difficult to adjust, the condition that the rollers are not completely attached to the inner wall of the pipeline easily occurs, the stability of the repairing air bag in the process of moving in the pipeline is affected, and the pipeline repairing effect is reduced.
Disclosure of Invention
The utility model aims to provide an air bag for pipeline restoration, which can improve the moving stability in the pipeline restoration process and ensure the pipeline restoration effect.
The utility model provides an air bag for repairing a pipeline, which comprises an air bag body, wherein end covers are arranged at two ends of the air bag body, a plurality of installation rods are hinged to the end covers along the circumferential direction, movable rods are inserted into the other ends of the installation rods, the movable rods can slide along the axial directions of the installation rods, the other ends of the movable rods are connected with idler wheels through mounting racks, the centers of one sides, far away from each other, of the two end covers are connected with an inner hollow regulating pipe, regulating mechanisms are arranged in the regulating pipe, the regulating mechanisms penetrate through the side walls of the regulating pipe and are hinged to one ends of a plurality of connecting rods, and the other ends of the connecting rods are hinged to the side walls of the installation rods.
Preferably, the surface of the end cover is provided with an inflation tube communicated with the inside of the air bag body, and the inflation tube is provided with a control valve.
Preferably, the adjusting structure comprises a screw rod axially arranged along the adjusting pipe, a moving disc is sleeved on the screw rod, one end, close to the end cover, of the screw rod is rotatably connected with the adjusting pipe through a bearing, the other end of the screw rod penetrates through an end portion connecting knob of the adjusting pipe, a first hinging seat is arranged on the side edge of the moving disc, corresponding to the connecting rod, of the first hinging seat, and the first hinging seat penetrates through the side wall of the adjusting pipe and is hinged with the connecting rod.
Preferably, the side wall of the adjusting tube is provided with a plurality of limiting grooves along the axial direction, the first hinge seats are in one-to-one correspondence with the limiting grooves, and the first hinge seats can move along the limiting grooves.
Preferably, the connecting rod is hinged with the side wall of the mounting rod through a second hinging seat.
Preferably, a first buffer spring is arranged in the mounting rod along the axial direction, one end, close to the end cover, of the first buffer spring is fixedly connected with the mounting rod, the other end of the first buffer spring is connected with the movable rod through a limiting block, and the limiting block can slide along the axial direction of the mounting rod.
Preferably, the mounting frame is hinged to one end of the buffer rod, and the other end of the buffer rod can slide along the side wall of the connecting rod.
Preferably, a second buffer spring is arranged inside the connecting rod, one end, close to the adjusting pipe, of the second buffer spring is fixedly connected with the connecting rod, and the other end of the second buffer spring is hinged with the buffer rod through a third hinge seat.
Preferably, a guide rod is axially arranged inside the connecting rod, and the second buffer spring and the third hinge seat are sleeved on the guide rod.
Preferably, the side wall of the connecting rod is provided with a guide chute parallel to the guide rod corresponding to the third hinge seat, and the third hinge seat can slide along the guide chute.
The beneficial effects are that:
according to the utility model, the rotating connecting rod of the adjusting mechanism is matched with the mounting rod, so that the position of the roller can be changed, the roller is adapted to the inner diameters of various pipelines to be repaired, and the application range is enlarged; the movable rod can slide along the inside of the mounting rod, and can slightly adjust the position of the roller, so that the roller is adapted to the change of the inner diameter of the pipeline in the movement of the pipeline, the roller is tightly attached to the inner wall of the pipeline in the repairing process, the stability of the air bag body in the moving process and the normal operation of the subsequent pipeline repairing work are ensured, and the practicability and the structural flexibility of the utility model are improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of the overall structure of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a schematic perspective view of a part of the structure omitted in the present utility model;
fig. 4 is a schematic cross-sectional view of the structure of fig. 3.
Reference numerals illustrate:
the air bag comprises a 1-air bag body, a 2-end cover, a 3-adjusting tube, a 4-screw rod, a 5-knob, a 6-moving disc, a 7-first hinging seat, an 8-connecting rod, a 9-second hinging seat, a 10-mounting rod, a 11-rotating seat, a 12-moving rod, a 13-mounting frame, a 14-roller, a 15-first buffer spring, a 16-limiting block, a 17-guiding chute, a 18-guiding rod, a 19-second buffer spring, a 20-third hinging seat, a 21-buffer rod, a 22-fourth hinging seat, a 23-air charging tube and a 24-limiting groove.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
As shown in fig. 1-4, an air bag for repairing a pipeline comprises an air bag body 1, end covers 2 are arranged at two ends of the air bag body 1, the end covers 2 are hinged with a plurality of mounting rods 10 through rotating seats 11, the mounting rods 10 are uniformly distributed along the circumferential direction of the end covers 2, first buffer springs 15 are axially arranged inside the mounting rods 10, one ends of the first buffer springs 15 close to the end covers 2 are fixedly connected with the mounting rods 10, the other ends of the first buffer springs are connected with movable rods 12 through limiting blocks 16, and the limiting blocks 16 can axially slide along the mounting rods 10. The stopper 16 lateral wall is laminated with installation pole 10 inner wall, avoids movable rod 12 to take place to rock inside installation pole 10, and installation pole 10 inner wall is being close to the tip and is equipped with the round arch, prevents that stopper 16 from deviating from inside the installation pole 10. The movable rod 12 is inserted into the mounting rod 10, the movable rod 12 can axially slide along the mounting rod 10 under the drive of the limiting block 16, and the other end of the movable rod 12 is connected with the roller 14 through the mounting frame 13.
The inside hollow governing pipe 3 is connected to the one side center that two end covers 2 keep away from each other, and governing pipe 3 is perpendicular with end cover 2, and the inside adjustment mechanism that is equipped with of governing pipe 3, adjustment structure include along the lead screw 4 of governing pipe 3 axial setting, the cover is equipped with on the lead screw 4 and removes dish 6, and the inside size of removal dish 6 and governing pipe 3 is the same, has further ensured the stability of removal dish 6 inside governing pipe 3. The movable disc 6 is in threaded connection with the screw rod 4, one end, close to the end cover 2, of the screw rod 4 is in rotary connection with the adjusting pipe 3 through a bearing, the other end of the screw rod 4 penetrates through the end part of the adjusting pipe 3 to be fixedly connected with the knob 5, the side edge of the movable disc 6 is provided with a first hinging seat 7 corresponding to the connecting rod 8, and the first hinging seats 7 penetrate through the side wall of the adjusting pipe 3 to be hinged with the connecting rod 8. The other end of the connecting rod 8 is hinged with the side wall of the mounting rod 10 through a second hinging seat 9. The lateral wall of the adjusting tube 3 is provided with a plurality of limit grooves 24 along the axial direction, the limit grooves 24 are axially arranged along the screw rod 4, the first hinge seats 7 are in one-to-one correspondence with the limit grooves 24 and are matched with each other in width, the first hinge seats 7 can move along the limit grooves 24, the limit grooves 24 limit the movement track of the first hinge seats 7, and the movable disc 6 and the screw rod 4 are prevented from synchronously rotating. Before the pipeline is repaired, the screw rod 4 is rotated by the rotary knob 5, the movable disc 6 drives the first hinging seat 7 to move along the limiting groove 24, the connecting rod 8 is rotated, the mounting rod 10 rotates under the action of the connecting rod 8, the second hinging seat 9 and the rotating seat 11, and the distance between the rollers 14 is adjusted, so that the rollers 14 can be tightly attached to the inner wall of the pipeline to be repaired.
The connecting rod 8 is internally provided with a guide rod 18 along the axial direction, and the guide rod 18 is sleeved with a second buffer spring 19 and a third hinge seat 20. The guide rod 18 plays a role in supporting and limiting, and the second buffer spring 19 is prevented from bending in the elastic deformation process. One end of the second buffer spring 19, which is close to the adjusting tube 3, is fixedly connected with the connecting rod 8, the other end of the second buffer spring is fixedly connected with the third hinge seat 20, and the third hinge seat 20 is hinged with the buffer rod 21. The side wall of the connecting rod 8 is provided with a guide chute 17 parallel to the guide rod 18 corresponding to the third hinging seat 20, and the third hinging seat 20 can slide along the guide chute 17. The other end of the buffer rod 21 is hinged with the mounting frame 13 through a fourth hinging seat 22, and the other end of the buffer rod 21 can slide along the side wall of the connecting rod 8.
During repair of the pipe, changes in the size of the inner wall of the pipe will exert forces on the rollers 14. When the inner diameter of the pipeline is reduced, the roller 14 applies pressure to the limiting block 16 through the mounting frame 13 and the movable rod 12, the first buffer spring 15 is compressed, and meanwhile, the mounting frame 13 applies pressure to the second buffer spring 19 through the buffer rod 21, so that the second buffer spring 19 is compressed; after passing through the pipeline part with small inner diameter, the roller 14 adapts to the current pipeline inner diameter under the reaction of the first buffer spring 15 and the second buffer spring 19, and under the dual action of the first buffer spring 15 and the second buffer spring 19, the position change of the roller 14 is gentle, so that the stability of the movement of the air bag body 1 in the pipeline is ensured.
The surface of the end cover 2 is provided with an inflation tube 23 communicated with the inside of the air bag body 1, and the inflation tube 23 is provided with a control valve. The inflation tube 23 can realize the inflation of the airbag body 1, and the control valve is closed after the inflation is finished.
The working process comprises the following steps:
before the pipeline is repaired, the screw rod 4 is rotated by the rotary knob 5, the movable disc 6 drives the first hinging seat 7 to move along the limiting groove 24, the connecting rod 8 is rotated, the mounting rod 10 rotates under the action of the connecting rod 8, the second hinging seat 9 and the rotating seat 11, and the distance between the rollers 14 is adjusted, so that the rollers 14 can be tightly attached to the inner wall of the pipeline to be repaired.
The air bag body 1 is moved to a position where the pipeline needs to be repaired, and the pipeline is repaired. In the moving process, when the inner diameter of the pipeline is reduced, the roller 14 applies pressure to the limiting block 16 through the mounting frame 13 and the movable rod 12, the first buffer spring 15 is compressed, and meanwhile, the mounting frame 13 applies pressure to the second buffer spring 19 through the buffer rod 21, so that the second buffer spring 19 is compressed; after passing through the pipe part with small inner diameter, the roller 14 returns to the original position under the reaction of the first buffer spring 15 and the second buffer spring 19, so that the roller 14 is adapted to the current inner diameter of the pipe.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (10)
1. The utility model provides a pipeline is restoreed and is used gasbag, its characterized in that, includes the gasbag body, gasbag body both ends all are equipped with the end cover, the end cover articulates a plurality of installation poles along circumference, the inside grafting of installation pole other end has the movable rod, the movable rod can be followed installation pole axial slip, the movable rod other end passes through the mounting bracket and connects the gyro wheel, two one side center connection inside hollow governing tube that the end cover kept away from each other, the inside adjustment mechanism that is equipped with of governing tube, adjustment mechanism passes the governing tube lateral wall articulates with a plurality of connecting rod one end, the connecting rod other end with the installation pole lateral wall articulates.
2. The air bag for repairing a pipeline according to claim 1, wherein an air charging pipe communicated with the inside of the air bag body is arranged on the surface of the end cover, and a control valve is arranged on the air charging pipe.
3. The air bag for repairing a pipeline according to claim 1, wherein the adjusting mechanism comprises a screw rod axially arranged along the adjusting pipe, a moving disc is sleeved on the screw rod, one end, close to the end cover, of the screw rod is rotatably connected with the adjusting pipe through a bearing, the other end of the screw rod penetrates through a connecting knob at the end part of the adjusting pipe, a first hinging seat is arranged on the side edge of the moving disc corresponding to the connecting rod, and the first hinging seat penetrates through the side wall of the adjusting pipe and is hinged with the connecting rod.
4. The air bag for repairing pipelines according to claim 3, wherein a plurality of limiting grooves are formed in the side wall of the adjusting pipe along the axial direction, the first hinge seats are in one-to-one correspondence with the limiting grooves, and the first hinge seats can move along the limiting grooves.
5. The air bag for repairing a pipe according to claim 1, wherein the connecting rod is hinged to the mounting rod side wall through a second hinge seat.
6. The air bag for repairing a pipeline according to claim 1, wherein a first buffer spring is arranged in the mounting rod along the axial direction, one end, close to the end cover, of the first buffer spring is fixedly connected with the mounting rod, the other end of the first buffer spring is connected with the movable rod through a limiting block, and the limiting block can slide along the axial direction of the mounting rod.
7. The air bag for repairing a pipe according to claim 1, wherein the mounting frame is hinged to one end of a buffer rod, and the other end of the buffer rod is slidable along the side wall of the connecting rod.
8. The air bag for repairing a pipeline according to claim 7, wherein a second buffer spring is arranged in the connecting rod, one end, close to the adjusting pipe, of the second buffer spring is fixedly connected with the connecting rod, and the other end of the second buffer spring is hinged with the buffer rod through a third hinge seat.
9. The air bag for repairing a pipeline according to claim 8, wherein a guide rod is arranged in the connecting rod along the axial direction, and the second buffer spring and the third hinge seat are sleeved on the guide rod.
10. The air bag for repairing a pipeline according to claim 9, wherein the side wall of the connecting rod is provided with a guide chute parallel to the guide rod corresponding to the third hinge seat, and the third hinge seat can slide along the guide chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322240857.8U CN220623213U (en) | 2023-08-21 | 2023-08-21 | Air bag for repairing pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322240857.8U CN220623213U (en) | 2023-08-21 | 2023-08-21 | Air bag for repairing pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220623213U true CN220623213U (en) | 2024-03-19 |
Family
ID=90224848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322240857.8U Active CN220623213U (en) | 2023-08-21 | 2023-08-21 | Air bag for repairing pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220623213U (en) |
-
2023
- 2023-08-21 CN CN202322240857.8U patent/CN220623213U/en active Active
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