CN114704705A - Air sac plugging device for pipeline maintenance - Google Patents
Air sac plugging device for pipeline maintenance Download PDFInfo
- Publication number
- CN114704705A CN114704705A CN202110450386.6A CN202110450386A CN114704705A CN 114704705 A CN114704705 A CN 114704705A CN 202110450386 A CN202110450386 A CN 202110450386A CN 114704705 A CN114704705 A CN 114704705A
- Authority
- CN
- China
- Prior art keywords
- air bag
- connecting rod
- air
- plugging device
- pipeline
- 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.)
- Pending
Links
- 238000012423 maintenance Methods 0.000 title claims abstract description 12
- 210000004712 air sac Anatomy 0.000 title description 3
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000007787 solid Substances 0.000 claims description 2
- 239000002775 capsule Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003344 environmental pollutant Substances 0.000 abstract description 4
- 231100000719 pollutant Toxicity 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 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
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/12—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ
- F16L55/128—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
- F16L55/132—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially deforming the packing
- F16L55/134—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially deforming the packing by means of an inflatable packing
-
- 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
-
- 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
- F16L55/44—Constructional aspects of the body expandable
-
- 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
- F16L2101/60—Stopping leaks
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Pipe Accessories (AREA)
Abstract
The invention discloses an air bag plugging device for pipeline maintenance, which comprises a connecting rod, wherein a sealing ring is arranged on the surface of the connecting rod, one side of the sealing ring is connected with an air bag, a connecting telescopic rod is arranged in the air bag, and a pressing plate is arranged at one end of the connecting telescopic rod. According to the invention, through the arrangement of the connecting rod, the sealing ring, the air bag, the connecting telescopic rod, the pressing plate, the filter screen and the air inlet pipe, a worker inserts the connecting rod into the pipeline, the air bag is connected to the surface of the connecting rod, so that the air bag is not excessively softened and collapsed, sewage flows out, the mounting ring is connected to one end of the connecting rod, the filter screen is in threaded connection with the interior of the mounting ring through the threaded ring, the filter screen blocks off pollutants and sharp objects, the air bag is protected by the device, the air bag is prevented from being punctured by sharp objects, and the effect of protecting the air bag is achieved.
Description
Technical Field
The invention relates to the technical field of pipeline maintenance, in particular to an air sac blocking device for pipeline maintenance.
Background
The pipeline plugging air bag is expanded by an inflation method by utilizing the pipeline plugging air bag made of high-quality rubber, when the gas pressure in the water plugging air bag meets the specified requirement, the water plugging air bag fills the section of the whole pipeline, and water leakage is plugged by utilizing the friction force generated by the wall of the pipeline plugging air bag and the pipeline, so that the aim of quickly blocking water flow in a target pipeline section by inflation and expansion is fulfilled, and the aim of no water seepage is fulfilled.
Among the prior art a pipeline is maintained with gasbag plugging device shortcoming not enough:
1. in the prior art, when an air bag in the device is used for plugging, the interior of the air bag is soft, so that the water plugging effect is poor, and a sharp object is generated on one side of the device close to the interior of the pipeline to damage the air bag;
2. among the prior art a pipeline is maintained and is used gasbag plugging device, during the use, inside the inconvenient direct entering pipeline of device, need the manual work to lift and insert the pipeline inside, it is inconvenient to use, and when aerifing, comparatively difficult, do not have the strong point to support.
Disclosure of Invention
The present invention is directed to an air bag plugging device for pipeline maintenance, which solves the above problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme that the air bag comprises a connecting rod, wherein a sealing ring is arranged on the surface of the connecting rod, an air bag is connected to one side of the sealing ring, a connecting telescopic rod is arranged inside the air bag, a pressing plate is arranged at one end of the connecting telescopic rod, an installation ring is arranged at one end of the connecting rod, a filter screen is connected inside the installation ring through bolt threads, an air inlet pipe is connected to one side of the air bag, an installation pipe is connected to one end of the air inlet pipe, and a valve is connected to the surface of the installation pipe.
Preferably, the surface mounting of connecting rod has main telescopic link, the inside of main telescopic link is pegged graft and is had vice telescopic link, the fixed plate is installed to the one end of vice telescopic link, the bottom of fixed plate is connected with the universal wheel, the motor box is installed to the one end of connecting rod, the motor is installed through solid fixed ring in the inside of motor box.
Preferably, the output of motor is connected with the dwang, the surface of dwang is connected with the bracing piece through the bearing frame, adjusting gear is installed to the one end of dwang, the protection box is installed to one side of adjusting gear.
Preferably, one side of the adjusting gear is engaged with a rotating gear, one side of the rotating gear is connected with an outer sleeve, and the surface of the outer sleeve is connected with a straight pipe.
Preferably, the inner thread of the outer sleeve is connected with a screw rod, and one side of the screw rod is provided with a clamping plate.
Preferably, an inflator pump is installed on one side of the motor box through a mounting plate, an air outlet pipe is installed on one side of the inflator pump, and a hand grip is installed on the other side of the motor box.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the arrangement of the connecting rod, the sealing ring, the air bag, the connecting telescopic rod, the pressing plate, the filter screen and the air inlet pipe, a worker inserts the connecting rod into the pipeline, the air bag is connected to the surface of the connecting rod, the connecting telescopic rod is connected to the interior of the air bag, the compression spring is arranged in the connecting telescopic rod, the pressing plate connected to one end of the telescopic rod is used for expanding the air bag, the air bag is prevented from excessively collapsing to cause sewage to flow out, the mounting ring is connected to one end of the connecting rod, the filter screen is in threaded connection with the interior of the mounting ring through the threaded ring, so that the filter screen blocks some pollutants and sharp objects, the air bag is protected by the device, and the air bag is prevented from being punctured by some sharp objects, and the effect of protecting the air bag is achieved.
2. According to the invention, through the arrangement of the main telescopic rod, the auxiliary telescopic rod, the motor and the adjusting gear, when the device is used, the main telescopic rod is arranged at the bottom of the connecting rod, the auxiliary telescopic rod is inserted into the main telescopic rod, the universal wheel is arranged at the bottom end of the auxiliary telescopic rod, so that the device can enter through the telescopic rod and the universal wheel when entering a pipeline, the motor box is arranged on one side of the device, a worker energizes the motor in the motor box, the motor drives the rotating rod to rotate, the rotating rod drives the adjusting gear to rotate, the adjusting gear drives the rotating gear to rotate, the rotating gear drives the outer sleeve to rotate, the outer sleeve drives the lead screw to rotate, the lead screw drives the clamping plate to clamp the inner wall of the pipeline, the device is fixed, and the operation of the worker is convenient.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is an exploded view of the bladder construction of the present invention;
FIG. 3 is a schematic structural view of the present invention;
fig. 4 is a schematic structural diagram of the present invention.
In the figure: 1. a connecting rod; 2. a seal ring; 3. an air bag; 4. connecting a telescopic rod; 5. pressing the plate; 6. a mounting ring; 7. a filter screen; 8. an air inlet pipe; 9. installing a pipe; 10. a valve; 11. a main telescopic rod; 12. an auxiliary telescopic rod; 13. a fixing plate; 14. a universal wheel; 15. a motor box; 16. a motor; 17. rotating the rod; 18. rotating the rod; 19. an adjusting gear; 20. a protection box; 21. a rotating gear; 22. an outer sleeve; 23. a straight pipe; 24. a screw rod; 25. clamping a plate; 26. an inflator pump; 27. an air outlet pipe; 28. a hand grip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, in one embodiment, the air bag blocking device for pipeline maintenance includes a connecting rod 1, a sealing ring 2 is mounted on the surface of the connecting rod 1, an air bag 3 is connected to one side of the sealing ring 2, a connecting telescopic rod 4 is mounted inside the air bag 3, a pressing plate 5 is mounted at one end of the connecting telescopic rod 4, a mounting ring 6 is mounted at one end of the connecting rod 1, a filter screen 7 is connected to the inside of the mounting ring 6 through a bolt thread, and an air inlet pipe 8 is connected to one side of the air bag 3;
through the arrangement of the connecting rod 1, the sealing ring 2, the air bag 3, the connecting telescopic rod 4, the pressing plate 5, the filter screen 7 and the air inlet pipe 8, a worker inserts the connecting rod 1 into the pipeline, the air bag 3 is connected to the surface of the connecting rod 1, the connecting telescopic rod 4 is connected to the air bag 3, a compression spring is arranged inside the connecting telescopic rod 4, the pressing plate 5 connected to one end of the telescopic rod 4 is used for opening the air bag 3, the air bag 3 cannot be excessively softened and collapsed, sewage flows out, the mounting ring 6 is connected to one end of the connecting rod 1, the filter screen 7 is in threaded connection with the mounting ring 6 through the threaded ring, the filter screen 7 is used for blocking off pollutants and cutting sharp objects, the air bag 3 is protected by the device, the air bag 3 is prevented from being punctured by sharp objects, and the effect of protecting the air bag 3 is achieved;
one end of the air inlet pipe 8 is connected with an installation pipe 9, the surface of the installation pipe 9 is connected with a valve 10, the surface of the connecting rod 1 is provided with a main telescopic rod 11, an auxiliary telescopic rod 12 is inserted into the main telescopic rod 11, one end of the auxiliary telescopic rod 12 is provided with a fixed plate 13, the bottom of the fixed plate 13 is connected with a universal wheel 14, one end of the connecting rod 1 is provided with a motor box 15, the inside of the motor box 15 is provided with a motor 16 through a fixed ring, the output end of the motor 16 is connected with a rotating rod 17, the surface of the rotating rod 17 is connected with a supporting rod 18 through a bearing seat, and one end of the rotating rod 18 is provided with an adjusting gear 19;
through the arrangement of the main telescopic rod 11, the auxiliary telescopic rod 12, the motor 16 and the adjusting gear 19, when in use, a main telescopic rod 11 is arranged at the bottom of the connecting rod 1, an auxiliary telescopic rod 12 is inserted in the main telescopic rod 11, the bottom end of the auxiliary telescopic rod 12 is provided with a universal wheel 14, so that the device can enter through the telescopic rod and the universal wheel 14 when entering a pipeline, and a motor box 15 is arranged at one side of the device, a worker energizes a motor 16 in the motor box 15, the motor 16 drives a rotating rod 17 to rotate, the rotating rod 17 drives an adjusting gear 19 to rotate, so that the adjusting gear 19 drives the rotating gear 21 to rotate, the rotating gear 21 drives the outer sleeve 22 to rotate, the outer sleeve 22 drives the screw rod 24 to rotate, the screw rod 24 drives the clamping plate 25 to clamp the inner wall of the pipeline, so that the device is fixed and is convenient for workers to operate;
a protection box 20 is installed on one side of the adjusting gear 19, a rotating gear 21 is meshed on one side of the adjusting gear 19, an outer sleeve 22 is connected on one side of the rotating gear 21, a straight pipe 23 is connected on the surface of the outer sleeve 22, a lead screw 24 is connected to the inner thread of the outer sleeve 22, a clamping plate 25 is installed on one side of the lead screw 24, an inflator pump 26 is installed on one side of the motor box 15 through a mounting plate, an air outlet pipe 27 is installed on one side of the inflator pump 26, and a hand grip 28 is installed on the other side of the motor box 15.
In the invention, the working steps of the device are as follows:
1. the connecting rod 1, the sealing ring 2, the air bag 3, the connecting telescopic rod 4, the pressing plate 5, the filter screen 7 and the air inlet pipe 8 are matched, a worker inserts the connecting rod 1 into the pipeline, the surface of the connecting rod 1 is connected with an air bag 3, the inner part of the air bag 3 is connected with a connecting telescopic rod 4, a compression spring is arranged in the connecting telescopic rod 4, a pressing plate 5 connected with one end of the telescopic rod 4 is used for opening the air bag 3, so that the air bag 3 can not be excessively soft collapsed to cause sewage to flow out, and one end of the connecting rod 1 is connected with a mounting ring 6, the interior of the mounting ring 6 is connected with a filter screen 7 through a thread ring in a threaded manner, so that the filter screen 7 blocks off some pollutants and relatively sharp objects, the device protects the air bag 3 and prevents the air bag 3 from being punctured by some sharp objects, thereby achieving the effect of protecting the air bag 3;
2. the main telescopic rod 11, the auxiliary telescopic rod 12, the motor 16 and the adjusting gear 19 are matched to work, when in use, a main telescopic rod 11 is arranged at the bottom of the connecting rod 1, an auxiliary telescopic rod 12 is inserted in the main telescopic rod 11, the bottom end of the auxiliary telescopic rod 12 is provided with a universal wheel 14, so that the device can enter through the telescopic rod and the universal wheel 14 when entering a pipeline, and a motor box 15 is arranged at one side of the device, a worker energizes a motor 16 in the motor box 15, the motor 16 drives a rotating rod 17 to rotate, the rotating rod 17 drives an adjusting gear 19 to rotate, so that the adjusting gear 19 drives the rotating gear 21 to rotate, the rotating gear 21 drives the outer sleeve 22 to rotate, the outer sleeve 22 drives the screw rod 24 to rotate, so that the screw rod 24 drives the clamping plate 25 to clamp the inner wall of the pipeline, thereby fixing the device and facilitating the operation of workers.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a pipeline is maintained and is used capsule plugging device, includes connecting rod (1), its characterized in that: the utility model discloses a pneumatic air bag, including connecting rod (1), one side of sealing ring (2) is connected with gasbag (3), the internally mounted of gasbag (3) has connection telescopic link (4), the one end of connecting telescopic link (4) is installed and is supported clamp plate (5), collar (6) are installed to the one end of connecting rod (1), there is filter screen (7) inside collar (6) through bolt threaded connection, one side of gasbag (3) is connected with air-supply line (8), the one end of air-supply line (8) is connected with erection tube (9), the surface connection of erection tube (9) has valve (10).
2. An air-bag plugging device for pipeline maintenance according to claim 1, wherein: the surface mounting of connecting rod (1) has main telescopic link (11), it has vice telescopic link (12) to peg graft in the inside of main telescopic link (11), fixed plate (13) are installed to the one end of vice telescopic link (12), the bottom of fixed plate (13) is connected with universal wheel (14), motor box (15) are installed to the one end of connecting rod (1), motor (16) are installed through solid fixed ring in the inside of motor box (15).
3. An air-bag plugging device for pipeline maintenance according to claim 2, wherein: the output of motor (16) is connected with dwang (17), the surface of dwang (17) is connected with bracing piece (18) through the bearing frame, adjusting gear (19) are installed to the one end of dwang (18), protection box (20) are installed to one side of adjusting gear (19).
4. An air-bag plugging device for pipeline maintenance according to claim 3, wherein: one side of the adjusting gear (19) is meshed with a rotating gear (21), one side of the rotating gear (21) is connected with an outer sleeve (22), and the surface of the outer sleeve (22) is connected with a straight pipe (23).
5. An air-bag plugging device for pipeline maintenance according to claim 4, wherein: the inner thread of the outer sleeve (22) is connected with a screw rod (24), and one side of the screw rod (24) is provided with a clamping plate (25).
6. An air-bag plugging device for pipeline maintenance according to claim 2, wherein: inflator pump (26) are installed through the mounting panel to one side of motor box (15), outlet duct (27) are installed to one side of inflator pump (26), hand grip (28) are installed to the opposite side of motor box (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110450386.6A CN114704705A (en) | 2021-04-25 | 2021-04-25 | Air sac plugging device for pipeline maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110450386.6A CN114704705A (en) | 2021-04-25 | 2021-04-25 | Air sac plugging device for pipeline maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114704705A true CN114704705A (en) | 2022-07-05 |
Family
ID=82166912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110450386.6A Pending CN114704705A (en) | 2021-04-25 | 2021-04-25 | Air sac plugging device for pipeline maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114704705A (en) |
Citations (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4836943B1 (en) * | 1970-06-29 | 1973-11-08 | ||
| JP2005121057A (en) * | 2003-10-14 | 2005-05-12 | Shigenobu Sato | Balloon type duct passage opening and shutting device |
| KR100653914B1 (en) * | 2005-12-09 | 2006-12-05 | 주식회사 한강개발 | Non-excavating repair apparatus of a pipe and repair method using it |
| CN203549269U (en) * | 2013-11-13 | 2014-04-16 | 中广核工程有限公司 | Flexible pipeline blocking device |
| CN205604220U (en) * | 2016-04-28 | 2016-09-28 | 浙江省建设工程质量检验站有限公司 | Soft clay secondary consolidation drainage device of superweak saturation |
| CN207500646U (en) * | 2017-11-30 | 2018-06-15 | 湖北天圜工程有限公司 | A kind of reinforced pipeline |
| CN108709091A (en) * | 2018-05-28 | 2018-10-26 | 芜湖撼江智能科技有限公司 | A kind of industrial tubes detection device |
| CN208169809U (en) * | 2018-04-23 | 2018-11-30 | 江苏省交通工程集团有限公司 | A kind of pipeline socket plugging device |
| CN109505634A (en) * | 2019-01-28 | 2019-03-22 | 山东科技大学 | Emergency type water-impervious airbag apparatus and its application method in tunnel |
| CN208680062U (en) * | 2018-12-21 | 2019-04-02 | 四川中喻环境治理有限公司 | A kind of municipal wastewater pipeline inner wall cleaning equipment |
| CN208907521U (en) * | 2018-10-29 | 2019-05-28 | 北京金石湾管道技术有限公司 | Pipe pressurized quickly double closure air bags |
| CN208977343U (en) * | 2018-11-06 | 2019-06-14 | 天津市源泰远大防腐保温管有限公司 | It is a kind of for cutting off the clamping device of helix tube |
| CN110630848A (en) * | 2019-09-25 | 2019-12-31 | 郑州大学 | Trenchless repairing device and method for flattening deformation of large-diameter HDPE (high-density polyethylene) pipeline |
| CN210219045U (en) * | 2019-08-07 | 2020-03-31 | 榆林学院 | Internal fixed type oil gas conveying pipeline plugging device |
| CN210372524U (en) * | 2019-08-14 | 2020-04-21 | 黑龙江省水利水电集团有限公司 | Air bag type pipeline plugging device |
| CN211289195U (en) * | 2019-10-31 | 2020-08-18 | 蒋泽亚 | Coal mine gas pipeline plugging device |
| CN211506704U (en) * | 2020-04-15 | 2020-09-15 | 山东策安电气工程有限公司 | Combustible gas leakage alarm |
| CN211735396U (en) * | 2019-12-10 | 2020-10-23 | 罗颜绪 | Pile digging device for concrete pipe piles in constructional engineering |
| CN211779657U (en) * | 2020-03-16 | 2020-10-27 | 广州华景建设有限公司 | Municipal administration water supply line plugging device |
| CN211821286U (en) * | 2019-08-23 | 2020-10-30 | 广州易探地下管道检测技术服务有限公司 | Be used for prosthetic gasbag frame of municipal administration drain pipe |
| CN112197093A (en) * | 2020-09-28 | 2021-01-08 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Air bag type pipeline isolator |
| CN212669457U (en) * | 2020-06-17 | 2021-03-09 | 广东科望达实验室***科技有限公司 | Wastewater treatment device for laboratory |
| CN212718661U (en) * | 2020-07-25 | 2021-03-16 | 上海溧盛建设工程有限公司 | Plugging air bag for pipeline detection |
-
2021
- 2021-04-25 CN CN202110450386.6A patent/CN114704705A/en active Pending
Patent Citations (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4836943B1 (en) * | 1970-06-29 | 1973-11-08 | ||
| JP2005121057A (en) * | 2003-10-14 | 2005-05-12 | Shigenobu Sato | Balloon type duct passage opening and shutting device |
| KR100653914B1 (en) * | 2005-12-09 | 2006-12-05 | 주식회사 한강개발 | Non-excavating repair apparatus of a pipe and repair method using it |
| CN203549269U (en) * | 2013-11-13 | 2014-04-16 | 中广核工程有限公司 | Flexible pipeline blocking device |
| CN205604220U (en) * | 2016-04-28 | 2016-09-28 | 浙江省建设工程质量检验站有限公司 | Soft clay secondary consolidation drainage device of superweak saturation |
| CN207500646U (en) * | 2017-11-30 | 2018-06-15 | 湖北天圜工程有限公司 | A kind of reinforced pipeline |
| CN208169809U (en) * | 2018-04-23 | 2018-11-30 | 江苏省交通工程集团有限公司 | A kind of pipeline socket plugging device |
| CN108709091A (en) * | 2018-05-28 | 2018-10-26 | 芜湖撼江智能科技有限公司 | A kind of industrial tubes detection device |
| CN208907521U (en) * | 2018-10-29 | 2019-05-28 | 北京金石湾管道技术有限公司 | Pipe pressurized quickly double closure air bags |
| CN208977343U (en) * | 2018-11-06 | 2019-06-14 | 天津市源泰远大防腐保温管有限公司 | It is a kind of for cutting off the clamping device of helix tube |
| CN208680062U (en) * | 2018-12-21 | 2019-04-02 | 四川中喻环境治理有限公司 | A kind of municipal wastewater pipeline inner wall cleaning equipment |
| CN109505634A (en) * | 2019-01-28 | 2019-03-22 | 山东科技大学 | Emergency type water-impervious airbag apparatus and its application method in tunnel |
| CN210219045U (en) * | 2019-08-07 | 2020-03-31 | 榆林学院 | Internal fixed type oil gas conveying pipeline plugging device |
| CN210372524U (en) * | 2019-08-14 | 2020-04-21 | 黑龙江省水利水电集团有限公司 | Air bag type pipeline plugging device |
| CN211821286U (en) * | 2019-08-23 | 2020-10-30 | 广州易探地下管道检测技术服务有限公司 | Be used for prosthetic gasbag frame of municipal administration drain pipe |
| CN110630848A (en) * | 2019-09-25 | 2019-12-31 | 郑州大学 | Trenchless repairing device and method for flattening deformation of large-diameter HDPE (high-density polyethylene) pipeline |
| CN211289195U (en) * | 2019-10-31 | 2020-08-18 | 蒋泽亚 | Coal mine gas pipeline plugging device |
| CN211735396U (en) * | 2019-12-10 | 2020-10-23 | 罗颜绪 | Pile digging device for concrete pipe piles in constructional engineering |
| CN211779657U (en) * | 2020-03-16 | 2020-10-27 | 广州华景建设有限公司 | Municipal administration water supply line plugging device |
| CN211506704U (en) * | 2020-04-15 | 2020-09-15 | 山东策安电气工程有限公司 | Combustible gas leakage alarm |
| CN212669457U (en) * | 2020-06-17 | 2021-03-09 | 广东科望达实验室***科技有限公司 | Wastewater treatment device for laboratory |
| CN212718661U (en) * | 2020-07-25 | 2021-03-16 | 上海溧盛建设工程有限公司 | Plugging air bag for pipeline detection |
| CN112197093A (en) * | 2020-09-28 | 2021-01-08 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Air bag type pipeline isolator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114704705A (en) | Air sac plugging device for pipeline maintenance | |
| CN113084442B (en) | Pipeline welding auxiliary fixtures | |
| CN211566993U (en) | Single-tube split type tire repairing tool | |
| CN210211432U (en) | Integrated tire repairing tool | |
| CN215598625U (en) | Hole auxiliary detection sealing connector | |
| CN218536564U (en) | High-performance vehicle-mounted navigator for intelligent automobile | |
| CN220288439U (en) | Gas spacer for deep hole blasting | |
| CN210569070U (en) | Rat-proof sealing plug of air conditioner outdoor unit | |
| CN113251239A (en) | Convenient high efficiency pipeline rush-repair device | |
| CN108859155B (en) | Interior plaque shore frock of convenient operation | |
| CN220270716U (en) | Building exterior window air tightness detection device | |
| CN212055060U (en) | Multi-mode control system of air compressor | |
| CN206703889U (en) | A kind of joint used for automobile air conditioning | |
| CN217908691U (en) | Shock-absorbing structure of pneumatic extinguisher | |
| CN220103379U (en) | Air duct assembly | |
| CN218294931U (en) | Pipeline is salvageed and is used interim pipeline of taking a breath | |
| CN110131517A (en) | A kind of municipal administration sewer pipe pipeline docking site sealing device | |
| CN220249059U (en) | Pressure valve convenient to overhaul | |
| CN217109184U (en) | Leak protection monitoring devices is used in oil gas development convenient to installation | |
| CN219548271U (en) | Temporary fixing device for window installation | |
| CN215489077U (en) | A quick inflation equipment for rubber dinghy | |
| CN218599143U (en) | Water plugging air bag for pipeline construction | |
| CN211875425U (en) | Plugging device for manufacturing pressure container equipment | |
| CN218326606U (en) | Building reserved pipeline structure | |
| CN216065948U (en) | Multifunctional air bag argon chamber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |