CN220453072U - Spiral winding pipeline repairing device - Google Patents
Spiral winding pipeline repairing device Download PDFInfo
- Publication number
- CN220453072U CN220453072U CN202321384042.0U CN202321384042U CN220453072U CN 220453072 U CN220453072 U CN 220453072U CN 202321384042 U CN202321384042 U CN 202321384042U CN 220453072 U CN220453072 U CN 220453072U
- Authority
- CN
- China
- Prior art keywords
- arc
- block
- shaped plate
- support
- connecting cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004804 winding Methods 0.000 title claims abstract description 33
- 230000008439 repair process Effects 0.000 claims abstract description 8
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract description 6
- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 238000009412 basement excavation Methods 0.000 abstract description 5
- 238000007493 shaping process Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 description 7
- 230000007246 mechanism Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Sewage (AREA)
Abstract
The utility model relates to a spiral winding pipeline prosthetic devices belongs to pipeline repair technical field, and it includes feeding subassembly, winding subassembly and coupling assembling, feeding subassembly includes the pay-off frame, winding subassembly includes first support, second support and a plurality of shaping roller, all be equipped with the shaping roller on first support and the second support, first support and second support pass through coupling assembling and can dismantle the connection, the pay-off frame can be dismantled with the second support and be connected. Before entering a manhole, the feeding frame, the first bracket and the second bracket are disassembled and respectively sent to the underground, and a maintainer assembles and connects the feeding frame, the first bracket and the second bracket under the manhole; even the winding subassembly diameter is great, and the well head of manhole well is less, need not extra excavation, improves the convenience that the device transported.
Description
Technical Field
The application relates to the technical field of pipeline repair, in particular to a spiral winding pipeline repair device.
Background
Because the underground environment is complex, the pipeline is easy to age and corrode when being used for a long time, the pipeline is easy to leak water, and the problems of accumulated water, collapse and the like of the road surface are caused, so that the pipeline needs to be repaired. The existing non-excavation pipeline repairing technology is particularly widely applied, and the spiral winding pipe making method in the non-excavation pipeline repairing technology is to wind and form strip-shaped PVC, PE or PP sectional materials into a pipeline through a spiral winding machine, then place the pipeline formed by winding inside a pipeline to be repaired, and then fill the gap between an old pipe and a new pipe with grout to repair the damaged part of the original pipeline.
In the related art, a construction device for excavating, expanding and clinging type repairing pipelines is disclosed, and comprises a hoisting mechanism, a section bar guide frame, an expanding mechanism, a hydraulic motor and a section bar forming mechanism; the section bar forming mechanism comprises a winding cage and a conveying base plate; the winding cage consists of a forming guide rail frame, a forming roller and a guiding roller group, wherein the forming guide rail frame is an annular frame body which is arranged in a staggered way from head to tail; the forming rollers are transversely and uniformly arranged in the annular frame body; the guide roller groups are uniformly arranged on the upper half section of the forming guide rail frame; the lower end of the conveying substrate is connected with one upward end of the forming guide rail frame; during the installation process, the whole device is required to be hoisted in the manhole through a hoisting mechanism.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: an opening which is only used for a maintainer to climb up and down is usually reserved above the manhole, if a pipeline to be maintained is thicker, the diameter of a winding cage is larger, and if the whole device is directly hoisted under the manhole, the whole device is inconvenient.
Disclosure of Invention
To ameliorate the above problems, the present application provides a spiral wound pipe repair apparatus.
The spiral winding pipeline repairing device provided by the application adopts the following technical scheme:
spiral winding pipeline prosthetic devices, including feeding subassembly, winding subassembly and coupling assembling, feeding subassembly includes the pay-off frame, winding subassembly includes first support, second support and a plurality of shaping roller, all be equipped with the shaping roller on first support and the second support, first support and second support pass through coupling assembling and can dismantle the connection, the pay-off frame can be dismantled with the second support and be connected.
By adopting the technical scheme, before entering a manhole, the feeding frame, the first bracket and the second bracket are disassembled and respectively sent to the underground, and maintenance personnel assemble and connect the feeding frame, the first bracket and the second bracket under the manhole; even the winding subassembly diameter is great, and the well head of manhole well is less, need not extra excavation, improves the convenience that the device transported.
Preferably, the connecting assembly comprises a connecting cylinder and a connecting block, the connecting block is arranged in the connecting cylinder, a sliding block is connected to the connecting block in a sliding mode, the first support comprises a first arc-shaped plate, a first clamping block is arranged at the end portion of the first arc-shaped plate, the first arc-shaped plate stretches into the connecting cylinder, the first clamping block clamps the sliding block, and the first arc-shaped plate is in butt joint with the connecting block.
Through adopting above-mentioned technical scheme, insert in the connecting cylinder with first arc, the first grip block carries out the centre gripping to the slider, when first arc and connecting block butt, and when first grip block is complete with slider butt, first arc realizes being connected with the connecting cylinder.
Preferably, the second bracket comprises a second arc-shaped plate, a second clamping block is arranged at the end part of the second arc-shaped plate, the second arc-shaped plate stretches into the connecting cylinder, so that the second clamping block clamps the sliding block, the second arc-shaped plate is abutted to one side, deviating from the first arc-shaped plate, of the connecting block, and the second clamping block is abutted to the first clamping block.
Through adopting above-mentioned technical scheme, insert the connecting cylinder with the second arc in, the second grip block carries out the centre gripping to the slider, when second arc and connecting block butt, and when the second grip block is complete with slider butt, the second arc realizes being connected with the connecting cylinder, and first grip block offsets with first grip block simultaneously, then realizes stable relative position between first arc, second arc and the connecting cylinder three.
Preferably, the second clamping block is slidably connected with a driving inserting rod, the driving inserting rod slides along the axis direction of the second arc-shaped plate, a driving jack for the driving inserting rod to insert is formed in the connecting cylinder, the second clamping block clamps the sliding block, and the sliding block props against the driving inserting rod to extend into the driving jack.
Through adopting above-mentioned technical scheme, when the slider inserts in the second grip block, slider butt drive inserted bar and make the drive inserted bar remove, in the drive inserted bar stretches into the drive jack after stretching out the second grip block, realize further fixed between second grip block and the connecting cylinder, the drive inserted bar realizes stopping spacing to the second arc, improves the joint strength between second arc and the connecting cylinder.
Preferably, the connecting cylinder is rotationally connected with a connecting rod, one end of the connecting rod, which is close to the first arc plate, is fixedly connected with a limiting inserting rod, the sliding direction of the limiting inserting rod is consistent with that of the driving inserting rod, a limiting inserting hole for the limiting inserting rod to extend in is formed in the first arc plate, and one end, which is far away from the limiting inserting rod, of the connecting rod is in butt joint with the driving inserting rod.
Through adopting above-mentioned technical scheme, the drive inserted bar stretches into in the drive jack butt in the connecting rod to the drive connecting rod rotates, and the connecting rod rotates and drives in the spacing jack of spacing inserted bar insertion, realizes further being connected between connecting cylinder and the first arc, and spacing inserted bar realizes stopping spacing to first arc, further improves the connection stability between first arc and the connecting cylinder.
Preferably, an auxiliary block is further arranged in the connecting cylinder, an auxiliary groove is formed in the auxiliary block and used for accommodating a sliding block, the sliding block moves into the auxiliary groove from the connecting block, and the sliding block releases the abutting connection of the driving inserting rod.
Through adopting above-mentioned technical scheme, if need dismantle first arc, second arc and connecting cylinder, then remove the slider to the auxiliary tank, then the slider is relieved the butt to the drive inserted bar, the drive inserted bar is relieved the butt to the connecting rod, then spacing inserted bar breaks away from spacing jack, make all remove the stopping spacing between second arc and the connecting cylinder, first arc and the connecting cylinder in step, and only need outwards extract first arc and second arc afterwards, make first grip block and second arc remove the centre gripping to the slider, can realize dismantling, and is easy operation, convenient.
Preferably, the sliding block is provided with a handle, the connecting cylinder is provided with a lifting hole for placing and moving the handle, and the lifting hole is communicated with the auxiliary groove.
Through adopting above-mentioned technical scheme, maintenance personal holds the handle, pulls the handle towards one side of keeping away from the connecting cylinder, and under the drive of handle, the slider breaks away from the connecting block and enters into in the auxiliary tank, simple structure, dismouting are convenient.
Preferably, the connecting cylinder is provided with a connecting spring, and one end of the connecting spring, which is far away from the connecting cylinder, is fixedly connected with the lifting handle.
By adopting the technical scheme, when in installation, under the action of the connecting spring, the handle is attached to the outer wall of the connecting cylinder, so that the position stability of the sliding block in the connecting block is improved; when the connecting spring is disassembled, a maintainer pulls the handle to enable the connecting spring to be in a stretching state, after the connection between the first arc-shaped plate, the second arc-shaped plate and the connecting cylinder is relieved, the maintainer does not pull the handle, and then the sliding block and the handle reset under the action of the elastic force of the connecting spring.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the feeding frame, the first bracket and the second bracket are disassembled before entering the manhole and are respectively sent to the underground, and maintenance personnel assemble and connect the feeding frame, the first bracket and the second bracket under the manhole; even if the diameter of the winding assembly is larger, the wellhead of the manhole is smaller, additional excavation is not needed, and the convenience of conveying the device is improved;
2. through the setting of drive inserted bar, connecting rod and spacing inserted bar, the butt is in the connecting rod when the drive inserted bar stretches into in the drive jack to the drive connecting rod rotates, and the connecting rod rotates and drives spacing inserted bar to insert in the spacing jack, realizes further being connected between connecting cylinder and the first arc, and spacing inserted bar realizes stopping spacing to first arc, further improves the connection stability between first arc and the connecting cylinder.
Drawings
Fig. 1 is a schematic diagram of an overall structure for embodying a prosthetic device in an embodiment of the present application.
Fig. 2 is a schematic structural view for embodying a positional relationship among a first bracket, a second bracket and a connection assembly in an embodiment of the present application.
Fig. 3 is a partial enlarged view of a portion a in fig. 2.
Fig. 4 is a partial enlarged view of the portion B in fig. 2.
Reference numerals illustrate: 1. a feeding assembly; 11. a feeding frame; 12. a guide plate; 13. a feed roller; 131. a first feed roller; 132. a second feed roller; 14. a feeding motor; 2. a winding assembly; 21. a first bracket; 211. a first arcuate plate; 212. a first clamping block; 2121. a limit inserted link; 22. a second bracket; 221. a second arcuate plate; 222. a second clamping block; 2221. driving the plunger; 2222. wedge blocks; 23. a forming roller; 24. a guide roller; 3. a connection assembly; 31. a connecting cylinder; 311. driving the jack; 312. lifting holes; 32. a connecting block; 33. an auxiliary block; 34. a slide block; 341. a connecting plate; 35. a handle; 351. a connecting spring; 36. and a connecting rod.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-4.
The embodiment of the application discloses spiral winding pipeline prosthetic devices, as shown in fig. 1, including feeding subassembly 1, winding subassembly 2 and coupling assembling 3, winding subassembly 2 includes first support 21 and second support 22, and coupling assembling 3 is connected the back with first support 21 and second support 22, and feeding subassembly 1 is used for carrying the section bar that the winding becomes the pipeline inside lining to winding subassembly 2 departments, and winding subassembly 2 is with the continuous spiral winding of section bar, and in the damaged pipeline was sent into to the section bar after the winding shaping, the pipeline was repaired.
As shown in fig. 1, the feeding assembly 1 includes a feeding frame 11, a guide plate 12, a feeding roller 13, and a feeding motor 14, and the feeding frame 11 is fixedly connected with a second bracket 22 by bolts. The guide plate 12 is fixedly connected to the feeding frame 11, and the bottom side of the guide plate 12 corresponds to the feeding position of the first bracket 21; the feed roller 13 comprises a first feed roller 131 and a second feed roller 132, the first feed roller 131 and the second feed roller 132 are both rotationally connected to one end of the feed frame 11 far away from the first bracket 21, and are respectively located on the upper side and the lower side of the plate surface of the guide plate 12, a guide groove is formed in the surface of the second feed roller 132, and the guide groove is matched with the groove on the profile. The feeding motor 14 is fixedly connected to the outer side of the feeding frame 11, and an output shaft of the feeding motor 14 is fixedly connected with the second feeding roller 132 coaxially.
As shown in fig. 1, the winding assembly 2 further includes a forming roller 23 and a guiding roller 24, the first bracket 21 includes two first arc plates 211 coaxially disposed, the second bracket 22 includes two second arc plates 221 coaxially disposed, the first bracket 21 is rotatably connected with a plurality of forming rollers 23 and guiding rollers 24 between the two first arc plates 211, and the second bracket 22 is rotatably connected with a plurality of forming rollers 23 and guiding rollers 24 between the two second arc plates 221. After the first arc-shaped plate 211 and the second arc-shaped plate 221 are connected through the connecting component 3, the forming rollers 23 are uniformly distributed in a ring shape, and the guide rollers 24 are distributed between the forming rollers 23 in an alternate mode. The outer peripheral surface of the guide roller 24 is provided with a guide groove, and the first bracket 21, the second bracket 22, the forming roller 23 and the guide roller 24 are formed together to form a roller cage shape as a whole.
As shown in fig. 1, 2 and 3, the connection assembly 3 includes a connection cylinder 31, a connection block 32 and a slide block 34, the connection block 32 is fixedly connected to the inner wall of the connection cylinder 31, a connection groove is formed in the connection block 32, and the slide block 34 is located in the connection groove. The end of the first arc plate 211 is fixedly connected with a first clamping block 212, and a clamping groove for inserting the sliding block 34 is formed in the first clamping block 212. The first clamping block 212 is inserted into the connecting cylinder 31, the first arc-shaped plate 211 is abutted against the connecting block 32, and the sliding block 34 is inserted into the clamping groove, so that the clamping and fixing of the sliding block 34 by the first clamping block 212 are realized. The end of the second arc plate 221 is fixedly connected with a second clamping block 222, the second arc plate 221 stretches into the connecting cylinder 31, the second clamping block 222 clamps the sliding block 34, the second arc plate 221 is abutted against one side, away from the first arc plate 211, of the connecting block 32, and the second clamping block 222 is abutted against the first clamping block 212.
As shown in fig. 3 and 4, the connection assembly 3 further includes a connecting rod 36, a driving rod 2221 and a limiting rod 2121, the driving rod 2221 is slidably connected in the second clamping block 222, and the driving rod 2221 slides along the axial direction of the second arc 221. One end of the driving inserting rod 2221 facing the sliding block 34 is provided with a wedge block 2222, and the connecting cylinder 31 is internally provided with a driving inserting hole 311 for inserting the driving inserting rod 2221. When the second clamping block 222 clamps the sliding block 34, the sliding block 34 abuts against the wedge block 2222 and drives the driving inserting rod 2221 to move, the driving inserting rod 2221 stretches out of the second clamping block 222 and then stretches into the driving jack 311, connection and fixation between the second clamping block 222 and the connecting cylinder 31 are achieved, and meanwhile the driving inserting rod 2221 achieves stopping and limiting on the second arc-shaped plate 221;
a limiting cavity is formed in the connecting barrel 31, and the connecting rod 36 is rotatably connected to the cavity wall of the limiting cavity. One end of the connecting rod 36 is fixedly connected with the limit insert rod 2121, and one end of the connecting rod 36 away from the limit insert rod 2121 is abutted with the driving insert rod 2221. The first clamping block 212 is provided with a limiting jack for inserting the limiting plug 2121. When the second clamping block 222 clamps the slide block 34, the slide block 34 abuts against the driving inserting rod 2221, and the driving inserting rod 2221 is extended into the driving inserting hole 311, and at this time, the driving inserting rod 2221 abuts against the connecting rod 36; under the abutting action of the driving inserted bar 2221, the connecting rod 36 rotates relative to the connecting cylinder 31, and drives the limiting inserted bar 2121 to extend into the limiting jack, so as to realize connection and fixation between the connecting cylinder 31 and the first arc 211.
As shown in fig. 3 and 4, the connecting assembly 3 further includes an auxiliary block 33, a connecting plate 341 and a handle 35, the auxiliary block 33 is fixedly connected to the inner wall of the connecting cylinder 31, and an auxiliary groove is formed in the auxiliary block 33, and the size and the position of the auxiliary groove are consistent with those of the connecting groove. The auxiliary block 33 and the connecting cylinder 31 are also provided with a lifting hole 312, and the lifting hole 312 is communicated with the auxiliary groove. The connecting plate 341 and the sliding block 34 are fixedly connected to one side, away from the connecting block 32, of the connecting plate 341, one side, away from the sliding block 34, of the lifting handle 35 is fixedly connected to one side, away from the sliding block 34, of the connecting plate 341, and the lifting handle 35 is abutted to the outer wall of the connecting cylinder 31. The connecting cylinder 31 is fixedly connected with a connecting spring 351, and one end of the connecting spring 351, which is far away from the connecting cylinder 31, is fixedly connected with a handle 35.
Before maintenance is started, the first bracket 21 and the second bracket 22 are detached, a maintenance person holds the handle 35 and lifts the handle upwards, so that the connecting spring 351 is in a stretched state, and the sliding block 34 is separated from the connecting groove and enters the auxiliary groove under the driving of the connecting plate 341. At this time, the slider 34 releases the abutment against the wedge 2222, and the driving plunger 2221 moves to return to the original position, and at the same time, the link 36 returns to the original position in synchronization with the stopper plunger 2121. So that the first clamping block 212 and the second clamping block 222 are disconnected from the connecting cylinder 31, and the first bracket 21 and the second bracket 22 are conveniently conveyed separately.
The implementation principle of the spiral winding pipeline repairing device provided by the embodiment of the application is as follows:
to facilitate transport of the entire apparatus downhole in a manhole, the first 21, second 22 and feeding frames 11 are disassembled and transported separately prior to use.
After the parts are transported, a maintenance worker connects the first bracket 21 and the second bracket 22 under the manhole. The first clamping block 212 is inserted into the connecting cylinder 31, the first arc-shaped plate 211 is abutted against the connecting block 32, and the sliding block 34 is inserted into the clamping groove, so that the clamping and fixing of the sliding block 34 by the first clamping block 212 are realized; the second arc-shaped plate 221 stretches into the connecting cylinder 31, the second clamping block 222 clamps the sliding block 34, the second arc-shaped plate 221 is abutted against one side, away from the first arc-shaped plate 211, of the connecting block 32, the second clamping block 222 is abutted against the first clamping block 212, and preliminary connection of the first arc-shaped plate 211, the second arc-shaped plate 221 and the connecting cylinder 31 is achieved. During the connection process, the driving inserted link 2221 can further fix the second clamping block 222 and the connecting cylinder 31, and stop the second arc plate 221; the limiting plunger 2121 can further fix the first clamping block 212 and the connecting cylinder 31, and stop the first arc plate 211. The device is convenient to transport, simple and convenient to install and operate, and is beneficial to improving the maintenance work efficiency.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (4)
1. Spiral winding pipeline prosthetic devices, its characterized in that: the automatic feeding device comprises a feeding assembly (1), a winding assembly (2) and a connecting assembly (3), wherein the feeding assembly (1) comprises a feeding frame (11), the winding assembly (2) comprises a first support (21), a second support (22) and a plurality of forming rollers (23), the forming rollers (23) are arranged on the first support (21) and the second support (22), the first support (21) and the second support (22) are detachably connected through the connecting assembly (3), and the feeding frame (11) is detachably connected with the second support (22);
the connecting assembly (3) comprises a connecting cylinder (31) and a connecting block (32), the connecting block (32) is arranged in the connecting cylinder (31), a sliding block (34) is connected to the connecting block (32) in a sliding mode, the first bracket (21) comprises a first arc-shaped plate (211), a first clamping block (212) is arranged at the end portion of the first arc-shaped plate (211), the first arc-shaped plate (211) stretches into the connecting cylinder (31), the first clamping block (212) clamps the sliding block (34), and the first arc-shaped plate (211) is in butt joint with the connecting block (32);
the second bracket (22) comprises a second arc-shaped plate (221), a second clamping block (222) is arranged at the end part of the second arc-shaped plate (221), the second arc-shaped plate (221) stretches into the connecting cylinder (31) so that the second clamping block (222) clamps the sliding block (34), the second arc-shaped plate (221) is abutted with one side, away from the first arc-shaped plate (211), of the connecting block (32), and the second clamping block (222) is abutted with the first clamping block (212);
the second clamping block (222) is slidably connected with a driving inserting rod (2221), the driving inserting rod (2221) slides along the axial direction of the second arc-shaped plate (221), a driving inserting hole (311) for inserting the driving inserting rod (2221) is formed in the connecting cylinder (31), the second clamping block (222) clamps the sliding block (34), and the sliding block (34) props against the driving inserting rod (2221) to extend into the driving inserting hole (311);
the connecting cylinder (31) is rotationally connected with a connecting rod (36), one end of the connecting rod (36) close to the first arc-shaped plate (211) is fixedly connected with a limiting inserting rod (2121), the sliding direction of the limiting inserting rod (2121) is consistent with that of the driving inserting rod (2221), a limiting inserting hole for the limiting inserting rod (2121) to extend in is formed in the first arc-shaped plate (211), and one end of the connecting rod (36) away from the limiting inserting rod (2121) is abutted to the driving inserting rod (2221).
2. The spiral wound pipe repair apparatus of claim 1, wherein: the connecting cylinder (31) is internally provided with an auxiliary block (33), the auxiliary block (33) is provided with an auxiliary groove, the auxiliary groove is used for accommodating a sliding block (34), the sliding block (34) moves into the auxiliary groove from the connecting block (32), and the sliding block (34) releases the abutting connection of the driving inserting rod (2221).
3. The spiral wound pipe repair apparatus of claim 2, wherein: the sliding block (34) is provided with a lifting handle (35), the connecting cylinder (31) is provided with a lifting hole (312) for placing and moving the lifting handle (35), and the lifting hole (312) is communicated with the auxiliary groove.
4. A spiral wound pipe repair apparatus according to claim 3, wherein: the connecting cylinder (31) is provided with a connecting spring (351), and one end, far away from the connecting cylinder (31), of the connecting spring (351) is fixedly connected with the handle (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321384042.0U CN220453072U (en) | 2023-06-01 | 2023-06-01 | Spiral winding pipeline repairing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321384042.0U CN220453072U (en) | 2023-06-01 | 2023-06-01 | Spiral winding pipeline repairing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220453072U true CN220453072U (en) | 2024-02-06 |
Family
ID=89730429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321384042.0U Active CN220453072U (en) | 2023-06-01 | 2023-06-01 | Spiral winding pipeline repairing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220453072U (en) |
-
2023
- 2023-06-01 CN CN202321384042.0U patent/CN220453072U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109751475B (en) | Circular pipeline feeding type integral repairing equipment and repairing method thereof | |
| CN110761725A (en) | Coiled tubing operation machine suitable for dragging and fracturing coiled tubing under coal mine | |
| CN110821439B (en) | Coiled tubing dynamic seal device | |
| CN220453072U (en) | Spiral winding pipeline repairing device | |
| CN110242793B (en) | Method for installing reinforced concrete pipeline | |
| CN111473158B (en) | Pipeline installation device and method in pipe gallery | |
| CN210034767U (en) | Pipeline repairing device | |
| CN116221496A (en) | Ground source heat pump vertical buried pipe laying device and ground source heat pump vertical buried pipe construction method | |
| CN216861528U (en) | Pipeline handling device for hydraulic engineering | |
| CN114876473A (en) | Subway communication channel tunneling equipment based on horizontal full rotation and construction method | |
| CN214031291U (en) | Cable conveying system for open caisson construction | |
| CN101608718A (en) | A kind of pipeline jacking method and device | |
| CN114482028A (en) | Reverse circulation construction device and method for miniature cast-in-place pile | |
| CN113882870A (en) | Non-excavation directional drilling pipe laying construction method and equipment | |
| CN116989208B (en) | Casing repairing device and using method thereof | |
| CN109441402B (en) | Cleaning method and device capable of carrying out operation under pressure | |
| CN215626454U (en) | Auxiliary lifting device for mounting pump pipe | |
| CN220645860U (en) | Fracturing string | |
| CN114857402B (en) | Non-excavation type UV curing pipeline repairing equipment and repairing process thereof | |
| CN212563285U (en) | Novel remote liquid supply system | |
| CN217762342U (en) | Pipeline pushing device | |
| CN115405092B (en) | Assembled dense rib beam template device | |
| CN217714126U (en) | Pipeline plugging device | |
| CN210178339U (en) | Temporary plugging fracturing device in old well seam | |
| CN115126511A (en) | Water stopping device for pipe jacking construction hole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |