CN113685659A - Non-excavation prosthetic device of city underground drainage pipe - Google Patents
Non-excavation prosthetic device of city underground drainage pipe Download PDFInfo
- Publication number
- CN113685659A CN113685659A CN202110939885.1A CN202110939885A CN113685659A CN 113685659 A CN113685659 A CN 113685659A CN 202110939885 A CN202110939885 A CN 202110939885A CN 113685659 A CN113685659 A CN 113685659A
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- underground drainage
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- 238000009412 basement excavation Methods 0.000 title claims description 6
- 238000009434 installation Methods 0.000 claims abstract description 28
- 230000000694 effects Effects 0.000 claims abstract description 15
- 230000008439 repair process Effects 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 6
- 239000010802 sludge Substances 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
- F16L55/28—Constructional aspects
- F16L55/30—Constructional aspects of the propulsion means, e.g. towed by cables
- F16L55/32—Constructional aspects of the propulsion means, e.g. towed by cables being self-contained
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
- F16L55/28—Constructional aspects
- F16L55/40—Constructional aspects of the body
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2101/00—Uses or applications of pigs or moles
- F16L2101/10—Treating the inside of pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2101/00—Uses or applications of pigs or moles
- F16L2101/10—Treating the inside of pipes
- F16L2101/12—Cleaning
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Sewage (AREA)
Abstract
The invention is suitable for the technical field of trenchless repair of drainage pipelines, and provides a trenchless repair device for urban underground drainage pipelines, which comprises a repair airbag body, a supporting bracket and a driving wheel, wherein one side of the supporting bracket, which is close to the repair airbag body, is movably connected with the repair airbag body through a rotating shaft, the driving wheel is arranged on one side of the supporting bracket, which is far away from the repair airbag body, the left side of the repair airbag body is fixedly connected with an installation block, the left side of the installation block is provided with a dredging baffle, the left side of the installation block is provided with an installation groove matched with the dredging baffle for use, the top of the installation groove is provided with a movable groove, the inner cavity of the movable groove is provided with a fixing mechanism, so that a small amount of sludge can still be left after the pipeline is cleaned for the first time, when the pipeline is repaired by the repairing device, the effect of repairing the pipeline can be influenced, and the problems of pipeline repairing and non-ideal effect are caused.
Description
Technical Field
The invention belongs to the technical field of trenchless restoration of drainage pipelines, and particularly relates to a trenchless restoration device for urban underground drainage pipelines.
Background
Along with the increasingly complex urban underground pipelines, the load of urban roads is increasingly large, so that pipelines are cracked, the pipelines are not maintained for a long time, so that water seepage can occur on road surfaces, roads can collapse, traffic can be paralyzed, the trenchless pipeline repairing technology is characterized in that under the condition of no excavation or less excavation, original pipe position resources are utilized, the pipelines are regenerated by adopting a mode of installing linings in the existing pipelines by adopting the related technology, a repairing air bag is used during repairing, a repairing material is bonded at the damaged position in the pipelines, when the pipelines are repaired, sludge can be accumulated at the bottom of the pipelines in long-term use, a small amount of sludge can still be remained after primary cleaning, so that when a repairing device repairs the pipelines, the effect of repairing the pipelines can be influenced, the pipeline repairing and the effect are not ideal, the pipelines need to be repaired again, and the detection and observation need to be carried out again, not only waste time and energy, lead to the engineering time extension, cause certain economic loss.
Disclosure of Invention
The invention provides a non-excavation repairing device for urban underground drainage pipelines, and aims to solve the problems that a small amount of sludge still remains after the pipelines are cleaned for the first time, so that when the repairing device repairs the pipelines, the effect of repairing the pipelines is influenced, and the pipeline repairing effect is not ideal.
The invention is realized by the aid of the self-repairing airbag, the self-repairing airbag comprises a repairing airbag body, a supporting bracket and a traveling wheel, one side of the supporting bracket, which is close to the repairing airbag body, is movably connected with the repairing airbag body through a rotating shaft, the traveling wheel is installed on one side of the supporting bracket, which is far away from the repairing airbag body, an installation block is fixedly connected to the left side of the repairing airbag body, a dredging baffle is arranged on the left side of the installation block, an installation groove matched with the dredging baffle for use is formed in the left side of the installation block, a movable groove is formed in the top of the installation groove, a fixing mechanism is arranged in an inner cavity of the movable groove, and a fixing groove matched with the fixing mechanism for use is formed in one side of the dredging baffle, which is close to the movable groove.
Furthermore, fixed establishment includes the fixed column, and the bottom of fixed column runs through the installation piece and extends to the inner chamber of fixed slot, and the surface from the top down of fixed column overlaps in proper order and is equipped with reset spring and limiting plate, and the top of fixed column runs through the installation piece and extends to the outside and the fixedly connected with pull ring of installation piece.
Furthermore, the top and the bottom of activity groove all offer with the first through-hole of fixed column cooperation use, the one side that the desilting baffle is close to the mounting groove inner wall contacts with the inner wall of mounting groove.
Furthermore, one side of the limiting plate, which is close to the inner wall of the movable groove, is in contact with the inner wall of the movable groove, the top and the bottom of the reset spring are respectively fixedly connected with the inner wall of the movable groove and the limiting plate, and one side of the limiting plate, which is close to the fixed column, is fixedly connected with the fixed column.
The invention also provides a pneumatic device arranged in the inner cavity of the support bracket, a controller is arranged on one side of the pneumatic device far away from the running wheel, and a fastening block matched with the running wheel is arranged on one side of the pneumatic device close to the running wheel.
Furthermore, one side of the pneumatic device, which is close to the support bracket, is fixedly connected with the support bracket, and one side of the fastening block, which is close to the pneumatic device, is fixedly connected with the pneumatic device.
Furthermore, the controller is fixedly connected with the pneumatic device, and one side of the fastening block, which is close to the running wheel, is provided with a plurality of grooves.
The invention also provides a limiting device arranged on the front side of the top supporting bracket, wherein the limiting device comprises movable rods, a reset tension spring is arranged on one side of each movable rod, which is opposite to the movable rods, and a fixed clamping block is fixedly connected to one side of each movable rod, which is opposite to the movable rods and is far away from the reset tension spring.
Furthermore, repair the equal fixedly connected with fixed chuck in one side that the gasbag body is close to stop device, fixed chuck is close to one side of movable rod and offers the fixed slot who uses with the fixed fixture block cooperation, fixed slot's quantity is a plurality of, and evenly distributed is on fixed chuck's surface.
Furthermore, the movable rod is movably connected with the supporting bracket through the rotating shaft, one side of the reset tension spring, which is close to the movable rod, is fixedly connected with the movable rod, and one side of the fixed clamping block, which is close to the inner wall of the fixed clamping groove, is in contact with the inner wall of the fixed clamping groove.
Compared with the prior art, the invention has the beneficial effects that: through the cooperation that sets up installation piece, desilting baffle, mounting groove, activity groove, fixed column, reset spring, limiting plate and pull ring and use, can solve prosthetic devices when using, because pipeline bottom can pile up silt in permanent use, after first clearance, still can leave a small amount of silt for prosthetic devices is when restoreing the pipeline, can influence and carry out prosthetic effect to the pipeline, causes the pipeline to restore and unsatisfactory with the effect.
Drawings
FIG. 1 is an isometric view provided by an embodiment of the present invention;
FIG. 2 is a schematic diagram of a structure provided by an embodiment of the present invention;
FIG. 3 is a front view provided by an embodiment of the present invention;
FIG. 4 is a partial cross-sectional view of a front view provided by an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A in accordance with an embodiment of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 4 at B in accordance with an embodiment of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 3 at C in accordance with an embodiment of the present invention;
fig. 8 is a partial enlarged view of fig. 2 at D according to an embodiment of the present invention.
In the figure: 1. repairing the airbag body; 2. a support bracket; 3. a running wheel; 4. mounting blocks; 5. a dredging baffle plate; 6. mounting grooves; 7. a movable groove; 8. a fixing mechanism; 801. fixing a column; 802. a return spring; 803. a limiting plate; 804. a pull ring; 9. fixing grooves; 10. a pneumatic device; 11. a controller; 12. a fastening block; 13. a groove; 14. a limiting device; 1401. a movable rod; 1402. a return tension spring; 1403. fixing the fixture block; 15. fixing the chuck; 16. fixing the clamping groove; 17. a first via.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
Including restoreing gasbag body 1, support holder 2 and the wheel 3 of traveling, support holder 2 is close to one side of restoreing gasbag body 1 through pivot and 1 swing joint of restoreing gasbag body, the wheel 3 of traveling is installed in one side of support holder 2 keeping away from and is restoreing gasbag body 1, the left side fixedly connected with installation piece 4 of restoreing gasbag body 1, the left side of installation piece 4 is provided with desilting baffle 5, installation groove 6 that uses with the cooperation of desilting baffle 5 is seted up in the left side of installation piece 4, movable groove 7 has been seted up at the top of installation groove 6, the inner chamber of movable groove 7 is provided with fixed establishment 8, fixed slot 9 that uses with the cooperation of fixed establishment 8 is seted up to desilting baffle 5 one side that is close to movable groove 7.
The top and the bottom of activity groove 7 have all been seted up with the first through-hole 17 of fixed column 801 cooperation use, the one side that desilting baffle 5 is close to the mounting groove 6 inner wall contacts with the inner wall of mounting groove 6.
One side of the limiting plate 803 close to the inner wall of the movable groove 7 is in contact with the inner wall of the movable groove 7, the top and the bottom of the return spring 802 are respectively and fixedly connected with the inner wall of the movable groove 7 and the limiting plate 803, and one side of the limiting plate 803 close to the fixed column 801 is fixedly connected with the fixed column 801.
When the device is used, a user pulls the pull ring 804, the pull ring 804 drives the fixed column 801 to enter the inner cavity of the movable groove 7, the fixed column 801 drives the limit plate 803 to slide in the inner cavity of the movable groove 7 and extrude the return spring 802, after the user inserts the dredging baffle 5 into the inner cavity of the mounting groove 6, the pull ring 804 is loosened, the force released after the extrusion of the return spring 802 pushes the limit plate 803 to slide in the inner cavity of the movable groove 7 in the reverse direction and drives the fixed column 801 to move and insert into the inner cavity of the fixed groove 9, the installation is completed, the pull ring 804 is pulled, the pull ring 804 drives the fixed column 801 to be drawn out from the inner cavity of the fixed groove 9, the fixed column 801 drives the limit plate 803 to slide in the inner cavity of the movable groove 7 and extrudes the return spring 802, after the user draws out the dredging baffle 5 from the inner cavity of the mounting groove 6, the pull ring 804 is loosened, the force released after the extrusion of the return spring 802 pushes the limit plate 803 to slide in the inner cavity of the reverse direction of the movable groove 7, the fixing column 801 is driven to move and reset, and the disassembly is completed.
Through setting up installation piece 4, desilting baffle 5, mounting groove 6, activity groove 7, fixed column 801, reset spring 802, limiting plate 803 and pull ring 804's cooperation is used, can solve prosthetic devices when using, because pipeline bottom can pile up silt in permanent use, after first clearance, still can leave a small amount of silt for prosthetic devices is when restoreing the pipeline, can influence and carry out prosthetic effect to the pipeline, cause the pipeline to restore and unsatisfactory with the effect.
Example two
The inner cavity of the support bracket 2 is provided with a pneumatic device 10, one side of the pneumatic device 10 far away from the running wheel 3 is provided with a controller 11, and one side of the pneumatic device 10 near the running wheel 3 is provided with a fastening block 12 matched with the running wheel 3.
One side of the pneumatic device 10 close to the support bracket 2 is fixedly connected with the support bracket 2, and one side of the fastening block 12 close to the pneumatic device 10 is fixedly connected with the pneumatic device 10.
The controller 11 is fixedly connected with the pneumatic device 10, one side of the fastening block 12 close to the running wheel 3 is provided with a plurality of grooves 13, and the number of the grooves 13 is several.
When the device is used, a user starts the controller 11, the controller 11 starts the pneumatic device 10, the pneumatic device 10 pushes the fastening block 12 to enable the fastening block 12 to be in close contact with the driving wheel 3 to finish fastening, the controller 11 is closed, the pneumatic device 10 runs in the reverse direction to drive the fastening block 12 to move away from the surface of the driving wheel 3, and use is finished.
Through the cooperation that sets up pneumatic means 10, controller 11 and fastening block 12 and use, can solve prosthetic devices in the use, because the wheel 3 that traveles can't fix, in some pipelines that have the difference in height, take place to remove easily, can't make the accurate stop of prosthetic devices in damaged department, lead to prosthetic position to fail with the coincidence of damaged department, need restore again, cause the waste of material.
EXAMPLE III
The front side of top support bracket 2 is provided with stop device 14, and stop device 14 includes movable rod 1401, and the relative one side of two movable rod 1401 is provided with the extension spring 1402 that resets, and the equal fixedly connected with fixture block 1403 in the relative one side of just keeping away from extension spring 1402 of resetting of two movable rod 1401.
Repair the equal fixedly connected with fixed chuck 15 in one side that gasbag body 1 is close to stop device 14, fixed chuck 15 is close to one side of movable rod 1401 and has been offered the fixed slot 16 that uses with the cooperation of fixed fixture block 1403, the quantity of fixed slot 16 is a plurality of, and evenly distributed is on fixed chuck 15's surface.
The movable rod 1401 is movably connected with the support bracket 2 through a rotating shaft, one side of the reset tension spring 1402 close to the movable rod 1401 is fixedly connected with the movable rod 1401, and one side of the fixed clamping block 1403 close to the inner wall of the fixed clamping groove 16 is in contact with the inner wall of the fixed clamping groove 16.
When the adjustable clamping device is used, a user pulls the movable rod 1401, the movable rod 1401 pulls the reset tension spring 1402 and drives the fixed clamping block 1403 to be drawn out from the inner cavity of the fixed clamping groove 16, the user rotates the supporting bracket 2, the movable rod 1401 is loosened, the force generated by stretching and contracting the reset tension spring 1402 drives the movable rod 1401 to rotate reversely, and the fixed clamping block 1403 enters the inner cavity of the fixed clamping groove 16 to complete adjustment.
Through the cooperation that sets up movable rod 1401, extension spring 1402 that resets, fixed fixture block 1403, fixed chuck 15 and fixed slot 16, can solve prosthetic devices's support bracket 2 and can't adjust for some less pipelines are difficult to get into, can't restore damaged position in the pipeline.
Principle of operation
When the device is used, a user pulls the pull ring 804, the pull ring 804 drives the fixed column 801 to enter the inner cavity of the movable groove 7, the fixed column 801 drives the limit plate 803 to slide in the inner cavity of the movable groove 7 and extrude the return spring 802, after the user inserts the dredging baffle 5 into the inner cavity of the mounting groove 6, the pull ring 804 is loosened, the force released after the extrusion of the return spring 802 pushes the limit plate 803 to slide in the inner cavity of the movable groove 7 in the reverse direction and drives the fixed column 801 to move and insert into the inner cavity of the fixed groove 9, the installation is completed, the pull ring 804 is pulled, the pull ring 804 drives the fixed column 801 to be drawn out from the inner cavity of the fixed groove 9, the fixed column 801 drives the limit plate 803 to slide in the inner cavity of the movable groove 7 and extrudes the return spring 802, after the user draws out the dredging baffle 5 from the inner cavity of the mounting groove 6, the pull ring 804 is loosened, the force released after the extrusion of the return spring 802 pushes the limit plate 803 to slide in the inner cavity of the reverse direction of the movable groove 7, the fixing column 801 is driven to move and reset to finish disassembly, the controller 11 is opened, the controller 11 starts the pneumatic device 10, the pneumatic device 10 pushes the fastening block 12 to enable the fastening block 12 to be in close contact with the running wheel 3 to finish fastening, the controller 11 is closed, the pneumatic device 10 runs in the reverse direction to drive the fastening block 12 to move away from the surface of the running wheel 3 to finish use, the movable rod 1401 is pulled, the movable rod 1401 pulls the reset tension spring 1402 and drives the fixing fixture block 1403 to be drawn out of the inner cavity of the fixing fixture slot 16, a user rotates the support frame 2, the movable rod 1401 is loosened, the force generated by stretching and contracting of the reset tension spring 1402 drives the movable rod 1401 to rotate in the reverse direction, the fixing fixture block 1403 enters the inner cavity of the fixing fixture slot 16, and adjustment is finished.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a prosthetic device of city underground drainage pipe non-excavation, is including repairing gasbag body (1), supporting bracket (2) and driving wheel (3), one side that supporting bracket (2) are close to repairing gasbag body (1) is through pivot and repairing gasbag body (1) swing joint, driving wheel (3) are installed in one side that supporting bracket (2) kept away from repairing gasbag body (1), its characterized in that: the left side fixedly connected with installation piece (4) of restoreing gasbag body (1), the left side of installation piece (4) is provided with desilting baffle (5), mounting groove (6) that use with desilting baffle (5) cooperation are seted up in the left side of installation piece (4), movable groove (7) have been seted up at the top of mounting groove (6), the inner chamber of movable groove (7) is provided with fixed establishment (8), fixed slot (9) that use with fixed establishment (8) cooperation are seted up to desilting baffle (5) one side that is close to movable groove (7).
2. The device for trenchless rehabilitation of urban underground drainage pipelines according to claim 1, characterized in that: the inner cavity of the supporting bracket (2) is provided with a pneumatic device (10), one side of the pneumatic device (10) far away from the running wheel (3) is provided with a controller (11), and one side of the pneumatic device (10) close to the running wheel (3) is provided with a fastening block (12) matched with the running wheel (3) for use.
3. The trenchless rehabilitation device for urban underground drainage pipelines according to claim 2, characterized in that: one side of the pneumatic device (10) close to the support bracket (2) is fixedly connected with the support bracket (2), and one side of the fastening block (12) close to the pneumatic device (10) is fixedly connected with the pneumatic device (10).
4. The device for trenchless rehabilitation of urban underground drainage pipelines according to claim 3, wherein: the controller (11) is fixedly connected with the pneumatic device (10), one side, close to the running wheels (3), of the fastening block (12) is provided with a plurality of grooves (13), and the number of the grooves (13) is several.
5. The device for trenchless rehabilitation of urban underground drainage pipelines according to claim 1, characterized in that: the top the front side of support holder (2) is provided with stop device (14), stop device (14) include movable rod (1401), two one side that movable rod (1401) is relative is provided with extension spring (1402) that resets, two equal fixedly connected with fixed fixture block (1403) in one side that movable rod (1401) is relative and keep away from extension spring (1402) that resets.
6. The device for trenchless rehabilitation of urban underground drainage pipelines according to claim 5, wherein: repair gasbag body (1) and be close to equal fixedly connected with fixed chuck (15) in one side of stop device (14), fixed chuck (15) are close to one side of movable rod (1401) and offered fixed slot (16) with fixed fixture block (1403) cooperation use, the quantity of fixed slot (16) is a plurality of, and evenly distributed is on the surface of fixed chuck (15).
7. The device for trenchless rehabilitation of urban underground drainage pipelines according to claim 5, wherein: the movable rod (1401) is movably connected with the supporting bracket (2) through a rotating shaft, one side, close to the movable rod (1401), of the reset tension spring (1402) is fixedly connected with the movable rod (1401), and one side, close to the inner wall of the fixed clamping groove (16), of the fixed clamping block (1403) is in contact with the inner wall of the fixed clamping groove (16).
8. The device for trenchless rehabilitation of urban underground drainage pipelines according to claim 1, characterized in that: the fixing mechanism (8) comprises a fixing column (801), the bottom of the fixing column (801) penetrates through the mounting block (4) and extends to an inner cavity of the fixing groove (9), a reset spring (802) and a limiting plate (803) are sequentially sleeved on the surface of the fixing column (801) from top to bottom, and the top of the fixing column (801) penetrates through the mounting block (4) and extends to the outer side of the mounting block (4) and is fixedly connected with a pull ring (804).
9. The device for trenchless rehabilitation of urban underground drainage pipelines according to claim 8, wherein: first through-hole (17) that use with fixed column (801) cooperation are all seted up to the top and the bottom of activity groove (7), desilting baffle (5) are close to the inner wall contact of one side and the mounting groove of mounting groove (6) inner wall.
10. The device for trenchless rehabilitation of urban underground drainage pipelines according to claim 8, wherein: one side of the limiting plate (803) close to the inner wall of the movable groove (7) is in contact with the inner wall of the movable groove (7), the top and the bottom of the reset spring (802) are respectively fixedly connected with the inner wall of the movable groove (7) and the limiting plate (803), and one side of the limiting plate (803) close to the fixed column (801) is fixedly connected with the fixed column (801).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110939885.1A CN113685659A (en) | 2021-08-16 | 2021-08-16 | Non-excavation prosthetic device of city underground drainage pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110939885.1A CN113685659A (en) | 2021-08-16 | 2021-08-16 | Non-excavation prosthetic device of city underground drainage pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113685659A true CN113685659A (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110939885.1A Pending CN113685659A (en) | 2021-08-16 | 2021-08-16 | Non-excavation prosthetic device of city underground drainage pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113685659A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160045244A (en) * | 2014-10-17 | 2016-04-27 | 정광목 | Robot for cleaning dust in pipe |
| CN208348791U (en) * | 2018-07-03 | 2019-01-08 | 杨红星 | Pipeline rehabilitation air bag |
| CN208406982U (en) * | 2018-06-05 | 2019-01-22 | 李兆睿 | One kind preparing highly effective reaction kettle for biological medicine |
| CN210770985U (en) * | 2019-10-28 | 2020-06-16 | 南京华享环境科技有限公司 | Air bag for repairing pipeline |
| CN212187005U (en) * | 2020-04-02 | 2020-12-22 | 王丽荣 | Relaxation cabin for relieving anxiety emotion of autistic patient |
| CN213089047U (en) * | 2020-09-22 | 2021-04-30 | 杭州致蓝环保科技有限公司 | Sewage treatment plant of convenient connecting tube |
-
2021
- 2021-08-16 CN CN202110939885.1A patent/CN113685659A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160045244A (en) * | 2014-10-17 | 2016-04-27 | 정광목 | Robot for cleaning dust in pipe |
| CN208406982U (en) * | 2018-06-05 | 2019-01-22 | 李兆睿 | One kind preparing highly effective reaction kettle for biological medicine |
| CN208348791U (en) * | 2018-07-03 | 2019-01-08 | 杨红星 | Pipeline rehabilitation air bag |
| CN210770985U (en) * | 2019-10-28 | 2020-06-16 | 南京华享环境科技有限公司 | Air bag for repairing pipeline |
| CN212187005U (en) * | 2020-04-02 | 2020-12-22 | 王丽荣 | Relaxation cabin for relieving anxiety emotion of autistic patient |
| CN213089047U (en) * | 2020-09-22 | 2021-04-30 | 杭州致蓝环保科技有限公司 | Sewage treatment plant of convenient connecting tube |
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Application publication date: 20211123 |