CN210424168U - Stopping device for pipeline pressurized plugging and pipeline plugging device - Google Patents
Stopping device for pipeline pressurized plugging and pipeline plugging device Download PDFInfo
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- CN210424168U CN210424168U CN201921573793.0U CN201921573793U CN210424168U CN 210424168 U CN210424168 U CN 210424168U CN 201921573793 U CN201921573793 U CN 201921573793U CN 210424168 U CN210424168 U CN 210424168U
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- stopping
- piece
- traction
- grouting
- draw
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- 230000007246 mechanism Effects 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 239000002002 slurry Substances 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000000463 material Substances 0.000 description 5
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000011083 cement mortar Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000019353 potassium silicate Nutrition 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Landscapes
- Pipe Accessories (AREA)
- Sewage (AREA)
Abstract
The utility model provides a pipeline area pressure stopping device for leaking stoppage, is including drawing a piece and stopping module, the stopping module includes stopping piece and stopping piece releaser, the stopping piece with draw a swing joint, so that the stopping piece can stretch out in draw the side of piece, and stretch out at the stopping piece in draw behind the side of piece the stopping piece with draw a quiet connection, the stopping piece releaser is installed draw on the piece, be used for making the stopping piece stretch out in draw the side of piece. A pipeline leakage stopper comprises a grouting bag and the stopping device for pipeline leakage stopping under pressure, wherein the grouting bag is fixed on a traction piece. The stopping device for blocking the leakage of the pipeline under pressure can realize the stopping function after being inserted into a broken hole of the pipe culvert under pressure.
Description
Technical Field
The utility model relates to a leaking stoppage technical field is pressed in the pipeline area, concretely relates to pipeline is backstop device for leaking stoppage with pressing, and a pipeline leaking stoppage ware.
Background
In order to facilitate water delivery, a higher water delivery pressure needs to be set in the water delivery culvert. When the lining is accidentally damaged, a huge amount of water in the water delivery culvert pipe can gush out from the broken hole under the action of the water delivery water pressure. At the moment, if a water-cut excavation blocking repairing mode is adopted, the influence is large, the excavation process is complicated, and time and labor are consumed. Especially, when the damage point of the lining is a drill hole, the aperture of the drainage point is small, and the condition of excavation plugging is not provided. In order to deal with the situation, the broken hole needs to be sealed in an emergency in a short time, and other measures such as replacement or repair need to be taken after sealing according to the needs.
Chinese patent document CN205531429U published in 2016, 8, 31 describes a double-fluid grouting bag type rapid hole sealing device, which comprises a grouting pipe i, a grouting pipe ii and a grouting bag, wherein the grouting pipe i and the grouting pipe ii are two independent pipelines, the materials conveyed in the grouting pipe i and the grouting pipe ii are respectively cement mortar solution and water glass solution, and the grouting bag is a cloth bag. When the double-liquid grouting bag type quick hole sealing device is used, a stable positioning grouting pipe I and a stable positioning grouting pipe II are needed to avoid the influence on the curing effect of cement mortar and water glass caused by the movement of the grouting pipes.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is how to realize the broken hole leaking stoppage of pressing the pipe culvert, for this, the utility model provides a pipeline is stopping device, pipeline leaking stoppage ware for the pressure leaking stoppage.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a pipeline area pressure stopping device for leaking stoppage, is including drawing a piece and stopping module, the stopping module includes stopping piece and stopping piece releaser, the stopping piece with draw a swing joint, so that the stopping piece can stretch out in draw the side of piece, and stretch out at the stopping piece in draw behind the side of piece the stopping piece with draw a quiet connection, the stopping piece releaser is installed draw on the piece, be used for making the stopping piece stretch out in draw the side of piece.
Preferably, the stopping module includes at least one stopping unit, the stopping unit includes a stopping piece and a stopping piece releaser, the stopping piece releaser includes reset spring, reset spring's both ends respectively with stopping piece, draw a fixed connection, draw the piece with the stopping piece is articulated to be connected draw and still be equipped with on the piece and be used for injecing the spacing portion of stopping piece of the biggest expansion angle of stopping piece.
Preferably, the stopping module includes two at least stopping units, the stopping unit includes a stopping piece and a stopping piece releaser, stopping piece releaser includes reset spring, reset spring's both ends respectively with stopping piece, draw a fixed connection, draw the piece with stopping piece articulated connection works as the stopping piece of stopping module stretches out in when drawing the side of piece, the tip butt interlock of two at least stopping pieces makes stopping piece with draw a quiet connection.
Preferably, the stopping module comprises a slider-crank mechanism, the stopping piece releaser comprises a return spring, the stopping piece is connected with a traction piece revolute pair to form a crank of the slider-crank mechanism, a slider of the slider-crank mechanism is connected with a traction piece in a sliding manner, a limiting shoulder is further arranged on the traction piece, and two ends of the return spring are respectively connected with the limiting shoulder and the slider.
The pipeline leakage stopper comprises a grouting bag and the stopping device for pipeline leakage stopping under pressure, wherein the grouting bag is fixed on the traction piece.
Preferably, the distance between the grouting bag and the backstop member satisfies the following conditions: when the stopping piece abuts against the inner wall of the pressurized pipe culvert, part or all of the grouting bag is positioned in a broken hole of the pressurized pipe culvert under the condition that the stopping piece extends out of the side face of the traction piece and is statically connected with the traction piece.
Preferably, the traction piece comprises a grouting hard pipe, the retaining module is arranged at one end of the grouting hard pipe, the end of the grouting hard pipe is closed, and a through hole communicated with the inner cavity of the grouting bag is formed in the grouting hard pipe.
Furthermore, a non-return one-way valve is fixedly connected to the opening end of the grouting hard pipe.
The utility model has the advantages that:
(1) the stopping device for blocking the leakage of the pipeline under pressure can realize the stopping function after being inserted into a broken hole of the pipe culvert under pressure.
(2) The pipeline leakage stopper can realize the fixation of the grouting bag in the radial direction of the pressurized pipe culvert so as to prevent the grouting bag from being extruded by the liquid pressure in the pressurized pipe culvert; in addition, the pipeline leaking stoppage device can also realize the positioning of the grouting bag.
(3) One end of the inner cavity of the grouting bag is positioned in the pressurized pipe culvert, the other end of the inner cavity of the grouting bag is positioned in the broken hole or outside the pressurized pipe culvert, after the curing material is injected into the inner cavity of the grouting bag, the curing material can form a mushroom head or a dumbbell shape, the head of the mushroom head is positioned in the pressurized pipe culvert, and the sealing effect is good.
Drawings
Fig. 1 is a structural diagram of a first embodiment of the pipeline leaking stopper of the present invention.
Fig. 2 is a state diagram of fig. 1.
Fig. 3 is a structural diagram of a second embodiment of the pipeline leaking stopper of the present invention.
Fig. 4 is a structural diagram of a third embodiment of the pipeline leaking stopper of the present invention.
In the figure, 1-a traction part, 10-a pipe cavity, 11-a backstop limiting part, 12-a plug, 13-a through hole, 14-a limiting shoulder, 2-a backstop module, 21-a backstop part, 211-a first backstop part, 212-a second backstop part, 22-a backstop part releaser, 221-a first backstop part releaser, 222-a second backstop part releaser, 23-a connecting rod, 24-a lantern ring, 3-a grouting bag, 4-a backstop one-way valve and 9-a pipe culvert with pressure are arranged.
Detailed Description
The following embodiments are only intended to illustrate the present invention in detail, and do not limit the scope of the present invention in any way.
Example 1: a pipeline leakage stopper, see fig. 1-2, including grouting bag 3 and pipeline area stop device for leaking stoppage, the pipeline area stops the device and can adopt the following structure with the stop device for leaking stoppage:
referring to fig. 1-2, a stopping device for blocking leakage of a pipeline under pressure comprises a traction piece 1 and a stopping module 2, when the device is used, the traction piece 1 needs to send the stopping module 2 into a pipe culvert 9 under pressure through a broken hole of the pipe culvert 9 under pressure, so that the traction piece 1 is preferably rod-shaped, can be a solid rod, can also be a hollow pipe, and can also be a hollow pipe with one end blocked. The retaining module 2 comprises a retaining piece 21 and a retaining piece releaser 22, the retaining piece 21 is movably connected with the traction piece 1 so that the retaining piece 21 can extend out of the side face of the traction piece 1, the retaining piece 21 can be statically connected with the traction piece 1 after the retaining piece 21 extends out of the side face of the traction piece 1, and the retaining piece releaser 22 is installed on the traction piece 1 and used for enabling the retaining piece 21 to extend out of the side face of the traction piece 1.
Preferably, the stopping module 2 includes at least one stopping unit, the stopping unit includes a stopping piece 21 and a stopping piece releaser 22, the stopping piece releaser 22 includes reset spring, reset spring's both ends respectively with stopping piece 21, draw 1 adoption modes such as welding, bonding, buckle connection and realize fixed connection, draw 1 and be connected with stopping piece 21 is articulated, still be equipped with the spacing portion 11 of stopping piece that is used for injecing the biggest expansion angle of stopping piece 21 on drawing 1. In fig. 1-2, the anti-backup module 2 has two anti-backup units, in one of which the traction element 1 is connected to a revolute pair of anti-backup elements 21. In other embodiments, the pipe wall of the grouting hard pipe can also form the backstop limiting part 11.
Referring to fig. 1-2, a grouting bag 3 is fixed on a traction member 1, and the distance between the grouting bag and the backstop member is as follows: when the stopping piece 21 abuts against the inner wall of the pressurized pipe culvert under the condition that the stopping piece 21 extends out of the side surface of the traction piece 1 and is statically connected with the traction piece 1, part or all of the grouting bag 3 is positioned in a broken hole of the pressurized pipe culvert.
Preferably, the traction piece 1 selects a grouting hard pipe, one end of the grouting hard pipe is closed, the other end of the grouting hard pipe can be communicated with a slurry outlet of grouting equipment as required, or communicated with the slurry outlet of the grouting equipment through a check one-way valve, and the one-way check valve can be used for avoiding the situation that the slurry outlet of the solidified slurry in the hydraulic extrusion grouting bag 3 in the pressure pipe culvert flows back to the slurry outlet of the grouting equipment or flows out from a grouting opening of the grouting hard pipe.
The retaining module 2 is arranged at the closed end of the grouting hard pipe, namely the end provided with the plug 12 in the figure 1. And a through hole 13 used for being communicated with the inner cavity of the grouting bag 3 is arranged on the grouting hard tube.
When in use, referring to fig. 2, the grouting hard pipe is held by hand, and one end provided with the plug 12 is aligned with the broken hole of the pipe culvert 9 with pressure and is inserted into the broken hole. The retaining piece releaser 22 is in a compressed state due to the extrusion of the broken hole wall to the retaining piece 21, and when the broken hole wall does not extrude the retaining piece 21 any more, the retaining piece releaser 22 resets and pushes the retaining piece 21 to open, so that the barb state is formed. Because the retaining member 21 is connected with the rotating pair of the traction member 1, the retaining member 21 is prevented from being attached to the traction member again after rotating 180 degrees, a retaining member limiting portion 11 is fixedly connected to the side wall of the traction member 1, the retaining member limiting portion 11 can limit the maximum rotating angle of the retaining member 21 after the retaining member 21 extends out of the side face of the traction member 1, and when the retaining member 21 is connected with the retaining member limiting portion 11, the retaining member 21 is statically connected with the traction member 1. The liquid pressure in the pressurized pipe culvert 9 presses the backstop 21 against the inner wall of the pressurized pipe culvert 3. The slurry outlet of the grouting equipment is connected with the grouting hard pipe, solidified slurry is injected into the grouting bag 3, and after the solidified slurry is solidified, a mushroom head or dumbbell-shaped plugging body is formed, so that the broken hole of the pressurized pipe culvert 9 is plugged.
Example 2: a pipeline leaking stoppage device, see figure 3, includes a grouting bag 3 and a stopping device for pipeline leaking stoppage under pressure, which is different from embodiment 1 in that the stopping device for pipeline leaking stoppage under pressure can adopt the following structure:
the stopping module 2 comprises at least two stopping units, each stopping unit comprises a stopping piece 21 and a stopping piece releaser 22, each stopping piece releaser 22 selects a return spring, two ends of each return spring are respectively fixedly connected with the stopping piece 21 and the traction piece 1, each traction piece 1 is hinged to the stopping piece 21, and when the stopping piece 21 of the stopping module 2 extends out of the side face of the traction piece 1, the end portions of the at least two stopping pieces 21 are abutted and interlocked to enable the stopping piece 21 to be statically connected with the traction piece 1. Referring to fig. 3, at this time, the end of the plug 12 of the pulling element 1 is provided with a retaining element receiving slot, and the pivot end of the first retaining element 211 abuts against and interlocks with the pivot end of the second retaining element 212.
Example 3: a pipeline leaking stoppage device, see figure 4, includes grouting bag 3 and pipeline presses the stopping device of leaking stoppage, the difference with embodiment 1 is that the pipeline presses the stopping device of leaking stoppage to adopt the following structure:
the stopping module 2 comprises a slider-crank mechanism, the stopping piece releaser 22 comprises a return spring, the stopping piece 21 is connected with a revolute pair of the traction piece 1 to form a crank of the slider-crank mechanism, a slider of the slider-crank mechanism is connected with the traction piece 1 in a sliding manner, a limiting shoulder 14 is further arranged on the traction piece 1, and two ends of the return spring are respectively connected with the limiting shoulder 14 and the slider. In fig. 4, the slider of the slider-crank mechanism is selected to be able to be sleeved on the lantern ring 24 on the traction member 1, and two ends of the connecting rod 23 are respectively connected with the backstop member 21 and the lantern ring 24 revolute pair. When a collar 24 is used, the anti-backup module 2 may comprise at least one anti-backup element 21, each anti-backup element 21 being connected to the collar by a link 23. The column spring is selected by the reset spring and is sleeved on the traction piece 1, when the column spring is in a compression state in use, the two ends of the column spring can be connected with the limiting shoulder and the lantern ring 24, and when the column spring is in a stretching state in use, the two ends of the column spring need to be respectively connected with the limiting shoulder and the lantern ring 24 in a welding, bonding, buckling and other fixing modes.
When the grouting hard pipe is used, the grouting hard pipe is held by hand, and one end provided with the plug 12 is aligned to the broken hole of the pipe culvert 9 with pressure and inserted into the broken hole. Due to the extrusion of the hole breaking wall to the retaining piece 21, the retaining piece 21 pushes the connecting rod 23 and the lantern ring 24 to be far away from the limiting shoulder 14, the retaining piece releaser 22 is in a stretching state, when the hole breaking wall does not extrude the retaining piece 21 any more, the retaining piece releaser 22 pulls the lantern ring 24 to reset, the lantern ring 24 pushes the connecting rod 23 and the retaining piece 21, the retaining piece 21 is opened, and the barb state is formed. Because the retaining member 21 is connected with the rotating pair of the traction member 1, the retaining member 21 is prevented from being attached to the traction member again after rotating 180 degrees, a retaining member limiting portion 11 is fixedly connected to the side wall of the traction member 1, the retaining member limiting portion 11 can limit the maximum rotating angle of the retaining member 21 after the retaining member 21 extends out of the side face of the traction member 1, and when the retaining member 21 is connected with the retaining member limiting portion 11, the retaining member 21 is statically connected with the traction member 1. The liquid pressure in the pressurized pipe culvert 9 presses the backstop 21 against the inner wall of the pressurized pipe culvert 3. The slurry outlet of the grouting equipment is connected with the grouting hard pipe, solidified slurry is injected into the grouting bag 3, and after the solidified slurry is solidified, a mushroom head or dumbbell-shaped plugging body is formed, so that the broken hole of the pressurized pipe culvert 9 is plugged.
The grouting bags of examples 1-3 are preferably formed by selecting a bag or tube with small diameter at both ends and large diameter in the middle, and except for the opening hermetically communicated with the grouting tube, no other opening capable of leaking the curing material exists on the grouting bag, and preferably no water or air permeable hole exists, so as to prevent high-pressure water from entering the grouting bag. The grouting bag is preferably made of a high-pressure-resistant and corrosion-resistant material. The best application environment of the pipeline leakage stopper is as follows: a pipe culvert with an inner diameter of 3m to 5m, for example, the inner diameter of the pipe culvert is 3m, 3.5m, 4m, 4.5m or 5 m; the inner diameter of the broken hole is less than or equal to 200 mm. Of course, the pipe culvert outside the range and the broken hole outside the range can also use the pipeline leakage stopper of the utility model.
The present invention has been described in detail with reference to the accompanying drawings and embodiments, but those skilled in the art will understand that various specific parameters in the above embodiments can be changed without departing from the spirit of the present invention to form a plurality of specific embodiments, which are the common variation ranges of the present invention and will not be described in detail herein.
Claims (8)
1. The utility model provides a pipeline area pressure stopping device for leaking stoppage, its characterized in that, is including drawing a piece and stopping module, the stopping module includes stopping piece and stopping piece releaser, the stopping piece with draw a swing joint, so that the stopping piece can stretch out in draw the side of piece, and stretch out at the stopping piece in draw behind the side of piece the stopping piece with draw a quiet connection, the stopping piece releaser is installed draw on the piece, be used for making the stopping piece stretch out in draw the side of piece.
2. The back-stopping device for the pipe leakage stopping under pressure as claimed in claim 1, wherein the back-stopping module comprises at least one back-stopping unit, the back-stopping unit comprises a back-stopping member and a back-stopping member releaser, the back-stopping member releaser comprises a return spring, two ends of the return spring are respectively and fixedly connected with the back-stopping member and a traction member, the traction member is hinged with the back-stopping member, and the traction member is further provided with a back-stopping member limiting part for limiting the maximum expansion angle of the back-stopping member.
3. The back-stopping device for the pipe leakage stopping under pressure as claimed in claim 1, wherein the back-stopping module comprises at least two back-stopping units, the back-stopping unit comprises a back-stopping member and a back-stopping member releaser, the back-stopping member releaser comprises a return spring, two ends of the return spring are respectively fixedly connected with the back-stopping member and a traction member, the traction member is hinged with the back-stopping member, when the back-stopping member of the back-stopping module extends out of the side surface of the traction member, the end parts of at least two back-stopping members are abutted and interlocked to enable the back-stopping member to be statically connected with the traction member.
4. The stopping device for stopping leakage of a pipeline under pressure as claimed in claim 1, wherein the stopping module comprises a slider-crank mechanism, the stopping element releaser comprises a return spring, the stopping element is connected with the traction element revolute pair to form a crank of the slider-crank mechanism, a slider of the slider-crank mechanism is slidably connected with the traction element, a limiting shoulder is further arranged on the traction element, and two ends of the return spring are respectively connected with the limiting shoulder and the slider.
5. A pipeline leakage stopper, comprising a grouting bag, characterized by further comprising the backstop device for pipeline pressure leakage stoppage as claimed in any one of claims 1-4, wherein the grouting bag is fixed on the traction piece.
6. The pipe leak stopper of claim 5, wherein the distance between the grouting bag and the backstop satisfies the following conditions: when the stopping piece abuts against the inner wall of the pressurized pipe culvert, part or all of the grouting bag is positioned in a broken hole of the pressurized pipe culvert under the condition that the stopping piece extends out of the side face of the traction piece and is statically connected with the traction piece.
7. The pipe leakage stopper according to claim 5, wherein the traction member comprises a grouting hard pipe, the stopping module is arranged at one end of the grouting hard pipe, the end of the grouting hard pipe is closed, and a through hole for communicating with the inner cavity of the grouting bag is arranged on the grouting hard pipe.
8. The pipe leak stopper of claim 7, wherein a check one-way valve is fixedly connected to the open end of the grouting hard pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921573793.0U CN210424168U (en) | 2019-09-20 | 2019-09-20 | Stopping device for pipeline pressurized plugging and pipeline plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921573793.0U CN210424168U (en) | 2019-09-20 | 2019-09-20 | Stopping device for pipeline pressurized plugging and pipeline plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210424168U true CN210424168U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921573793.0U Expired - Fee Related CN210424168U (en) | 2019-09-20 | 2019-09-20 | Stopping device for pipeline pressurized plugging and pipeline plugging device |
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| CN (1) | CN210424168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486566A (en) * | 2019-09-20 | 2019-11-22 | 郑州大学 | Pipe pressurized leak stopping stopping device, Combined joint, pipe pressurized blocking method |
| CN111963813A (en) * | 2020-08-11 | 2020-11-20 | 无锡市正丰建设工程有限公司 | Emergency repair method for non-water-cut prestressed steel cylinder concrete pipe |
-
2019
- 2019-09-20 CN CN201921573793.0U patent/CN210424168U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486566A (en) * | 2019-09-20 | 2019-11-22 | 郑州大学 | Pipe pressurized leak stopping stopping device, Combined joint, pipe pressurized blocking method |
| CN111963813A (en) * | 2020-08-11 | 2020-11-20 | 无锡市正丰建设工程有限公司 | Emergency repair method for non-water-cut prestressed steel cylinder concrete pipe |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |