CN214947329U - Plugging air bag for municipal pipeline - Google Patents
Plugging air bag for municipal pipeline Download PDFInfo
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- CN214947329U CN214947329U CN202121603044.5U CN202121603044U CN214947329U CN 214947329 U CN214947329 U CN 214947329U CN 202121603044 U CN202121603044 U CN 202121603044U CN 214947329 U CN214947329 U CN 214947329U
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- air bag
- supporting pipe
- protection plate
- guard plate
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Abstract
The utility model relates to a shutoff gasbag for municipal pipeline relates to shutoff gasbag field. The method comprises the following steps: the annular plugging air bag and the scratch-proof structure arranged on the annular plugging air bag prevent the annular plugging air bag from being scratched when entering and exiting the municipal pipeline through the scratch-proof structure; the anti-scratch structure at least comprises a first protection plate, a second protection plate, a sliding support rod piece and a sliding positioning mechanism, wherein the first protection plate and the second protection plate are respectively positioned at two ends of the annular plugging air bag and are arranged in parallel, the first protection plate and the second protection plate can move relatively under the support of the sliding support rod piece, the sliding support rod piece is arranged on the inner side of the annular plugging air bag in a penetrating mode, and the first protection plate and the second protection plate can move reversely to the limit length under the support of the sliding support rod piece and then are fixed in position through the sliding positioning mechanism. The annular plugging air bag is prevented from being scratched when entering and exiting the municipal pipeline through the anti-scratching structure, so that the abrasion is reduced, and the service life is prolonged.
Description
Technical Field
The utility model relates to a shutoff gasbag technical field especially relates to a shutoff gasbag for municipal pipeline.
Background
The plugging air bag is also called a pipeline water plugging air bag, a water closing air bag, a plugging air bag and an inflation tube plug, is a multi-specification and multi-shape rubber product for water delivery, pollution discharge and silt removal maintenance of pipelines and culverts, which is made of high-molecular synthetic materials such as rubber, fiber fabrics and the like through a high-temperature vulcanization process, is mainly used for drainage, emergency repair of sewage pipelines and leakage detection of water closing tests, can quickly block water flow on different pipe diameters, different planes and different positions, and is an ideal tool for water delivery and drainage and silt treatment of underground pipelines.
The plugging air bag is frequently used in municipal construction, however, the plugging air bag needs to be plugged into a municipal pipeline when in use, and needs to be drawn out of the municipal pipeline after use, so that the external abrasion of the plugging air bag is very serious, the service life of the plugging air bag is seriously influenced, the municipal financial burden is increased, and in order to improve the situation, the plugging air bag for the municipal pipeline is very necessary to design.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a shutoff gasbag for municipal pipeline.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model discloses a shutoff gasbag for municipal pipeline, include:
the annular plugging air bag and the scratch-proof structure are arranged on the annular plugging air bag, and the annular plugging air bag is prevented from being scratched when entering and exiting the municipal pipeline through the scratch-proof structure;
anti-scratch structure includes first guard plate, second guard plate, slip support member and slide positioning mechanism at least, first guard plate with the second guard plate is located respectively the both ends of cyclic annular shutoff gasbag and mutual parallel arrangement the slip support member supports down and makes first guard plate with relative movement can carry out between the second guard plate, the slip support member wears to locate cyclic annular shutoff gasbag is inboard the slip support member supports down and makes first guard plate with reverse movement passes through behind the limit length between the second guard plate slide positioning mechanism carries out the rigidity.
Preferably, the sliding support bar includes:
one end of the first supporting pipe body penetrates through the center of the first protection plate;
one end of the second supporting pipe body is fixed at the central position of the second protection plate, the other end of the second supporting pipe body penetrates through the first supporting pipe body, and the first supporting pipe body slides and moves along the extension direction of the axis of the second supporting pipe body;
the length of the first supporting pipe body is smaller than that of the second supporting pipe body.
Preferably, the inner side wall of the annular plugging air bag is connected with an air duct, the tail end of the air duct is provided with an inflating nozzle, and the inflating nozzle extends out and is fixed on the second supporting pipe body and extends out of one end of the first supporting pipe body.
Preferably, the slide positioning mechanism includes:
the flange plate is coaxially sleeved on the second supporting pipe body and extends out of one end of the first supporting pipe body, and a plurality of first threaded holes are formed in the flange plate;
the second threaded holes are formed in the side, opposite to the flange, of the first supporting pipe body, and the second threaded holes and the first threaded holes are arranged in a one-to-one correspondence mode;
and the connecting bolt is in threaded fit with the first threaded hole and the second threaded hole.
Preferably, the outer diameter of the annular blocking air bag after being filled with air is larger than the outer diameters of the first protection plate and the second protection plate;
the first guard plate and the second guard plate have the same outer diameter.
In the technical scheme, the utility model provides a pair of a shutoff gasbag for municipal pipeline has following beneficial effect:
this device aerifys back shutoff municipal pipeline through cyclic annular shutoff gasbag to by the scratch when preventing cyclic annular shutoff gasbag business turn over municipal pipeline through anti-scratch structure, prevent the external wear of shutoff gasbag, prolong the life of shutoff gasbag, reduce municipal finance burden.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural diagram of a plugging airbag for a municipal pipeline according to an embodiment of the present invention;
FIG. 2 is a front view of a first protection plate of a plugging air bag for a municipal pipeline provided by an embodiment of the invention;
fig. 3 is an exhaust schematic diagram of an annular plugging air bag of a plugging air bag for a municipal pipeline provided by an embodiment of the present invention.
Description of reference numerals:
1. an annular plugging air bag; 2. a first guard plate; 3. a second guard plate; 4. a first support tube; 5. a second support tube; 6. an air duct; 7. an air charging nozzle; 8. a flange plate; 9. a first threaded hole; 10. a second threaded hole; 11. and connecting the bolts.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1-3, a plugging bladder for municipal pipes comprises:
the annular plugging air bag 1 and the scratch-proof structure arranged on the annular plugging air bag 1 prevent the annular plugging air bag 1 from being scratched when entering and exiting the municipal pipeline through the scratch-proof structure;
the anti-scratch structure at least comprises a first protection plate 2, a second protection plate 3, a sliding support rod piece and a sliding positioning mechanism, wherein the first protection plate 2 and the second protection plate 3 are respectively positioned at two ends of an annular plugging air bag 1 and are arranged in parallel, the sliding support rod piece supports the first protection plate 2 and the second protection plate 3 to move relatively, the sliding support rod piece penetrates through the inner side of the annular plugging air bag 1, and the sliding support rod piece supports the first protection plate 2 and the second protection plate 3 to move reversely to the limit length and then fixes the position through the sliding positioning mechanism.
Specifically, this device aerifys back shutoff municipal pipeline through cyclic annular shutoff gasbag 1 to by the scratch when preventing cyclic annular shutoff gasbag business turn over municipal pipeline through anti-scratch structure, prevent the external wear of shutoff gasbag, prolong the life of shutoff gasbag, reduce municipal finance burden. Wherein first guard plate 2 and second guard plate 3 protect at cyclic annular shutoff gasbag 1 both ends among the anti-scratch structure, the physical examination shrinks to the inboard of first guard plate 2 and 3 external diameter scope of second guard plate after cyclic annular shutoff gasbag 1 exhausts, at this moment under the protection of first guard plate 2 and second guard plate 3, cyclic annular shutoff gasbag 1 in-process of business turn over municipal pipeline can not be scratched, and when depositing at ordinary times, through making and carrying out relative movement between first guard plate 2 and the second guard plate 3 under the support of slip support member, adjust relative distance between first guard plate 2 and the second guard plate 3, shorten relative distance between first guard plate 2 and the second guard plate 3 when making cyclic annular shutoff gasbag 1 exhaust after the physical examination shrink, can be more comprehensive protect cyclic annular shutoff gasbag 1, and reduce the volume and conveniently deposit, make and make reverse movement between first guard plate 2 and the second guard plate 3 reach the limit length under the support of slip support member when using Carry out the rigidity through the slip positioning mechanism after the degree, can satisfy the space that cyclic annular shutoff gasbag 1 is full of gas, and can have the supporting role that removes to cyclic annular shutoff gasbag 1, wherein under the state that the body detection shrinks after cyclic annular shutoff gasbag 1 exhausts, also can be under the support of slip strut member and first guard plate 2 and second guard plate 3, business turn over pipeline smoothly, avoid the inconvenient business turn over pipeline under the soft condition of single cyclic annular shutoff gasbag 1, more inconvenient messenger cyclic annular shutoff gasbag 1 is ajusted the position in the pipeline.
Further, the sliding support bar includes:
one end of the first supporting pipe body 4 penetrates through the center of the first protection plate 2;
one end of the second supporting pipe body 5 is fixed at the center of the second protection plate 3, the other end of the second supporting pipe body 5 penetrates through the first supporting pipe body 4, and the first supporting pipe body 4 slides along the axial extension direction of the second supporting pipe body 5;
the length of the first supporting tube 4 is smaller than that of the second supporting tube 5.
Specifically, closely cooperate between 4 inner walls of first support tube bodies and the 5 outer walls of second support tube bodies, avoid producing between the two and rock under the prerequisite that satisfies relative slip removal.
Furthermore, the inner side wall of the annular plugging air bag 1 is connected with an air duct 6, the tail end of the air duct 6 is provided with an inflating nozzle 7, and the inflating nozzle 7 extends out and is fixed on the second supporting tube body 5 and extends out of one end of the first supporting tube body 4.
Specifically, the inflation device is connected with the inflation nozzle 7 and is transmitted to the annular plugging air bag 1 through the vent pipeline 6 to inflate the annular plugging air bag. Wherein the charging connector 7 is fixed on the second supporting tube 5, thereby the vent pipe 6 extends along the hollow structure inside the second supporting tube 5 to play a role in protecting the same, and secondly, the vent pipe 6 is prevented from being pressed to cause unsmooth ventilation.
Further, the slide positioning mechanism includes:
the flange 8 is coaxially sleeved on the second supporting pipe body 5 and extends out of one end of the first supporting pipe body 4, and a plurality of first threaded holes 9 are formed in the flange 8;
the second threaded holes 10 are formed in the first supporting pipe body 4 on one side opposite to the flange plate 8, and the plurality of second threaded holes 10 and the plurality of first threaded holes 9 are arranged in a one-to-one correspondence mode;
and the connecting bolt 11 is in threaded fit with the first threaded hole 9 and the second threaded hole 10.
Specifically, after the first protection plate 2 and the second protection plate 3 are reversely moved to the limit length under the support of the sliding support rod, the flange plate 8 is tightly attached to the first protection plate 2, and is fixedly connected with the corresponding first threaded hole 9 and the corresponding second threaded hole 10 through the threaded fit of the connecting bolt 11.
Further, the outer diameter of the annular plugging air bag 1 after being filled with air is larger than that of the first protection plate 2 and the second protection plate 3; make cyclic annular shutoff gasbag 1 can closely paste the pipeline inner wall after being full of gas like this and carry out the shutoff, rather than first guard plate 2 and second guard plate 3 influence sealed effect, and first guard plate 2 and second guard plate 3 only use as the protection to cyclic annular shutoff gasbag 1.
The first and second shielding plates 2 and 3 have the same outer diameter.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (5)
1. A shutoff gasbag for municipal pipeline, characterized by, includes:
the sealing device comprises an annular sealing air bag (1) and an anti-scratching structure arranged on the annular sealing air bag (1), wherein the annular sealing air bag (1) is prevented from being scratched when entering and leaving a municipal pipeline through the anti-scratching structure;
anti-scratch structure includes first guard plate (2), second guard plate (3), slip support member and slide positioning mechanism at least, first guard plate (2) with second guard plate (3) are located respectively the both ends of cyclic annular shutoff gasbag (1) and mutual parallel arrangement slip support member support down make first guard plate (2) with can carry out relative movement between second guard plate (3), the slip support member is worn to locate cyclic annular shutoff gasbag (1) is inboard the slip support member supports down and makes first guard plate (2) with between second guard plate (3) reverse movement passes through behind the limit length slide positioning mechanism carries out the rigidity.
2. A plugging balloon for municipal piping according to claim 1, wherein the sliding support bar comprises:
one end of the first supporting pipe body (4) penetrates through the center of the first protection plate (2);
one end of the second supporting pipe body (5) is fixed at the center of the second protection plate (3), the other end of the second supporting pipe body penetrates through the first supporting pipe body (4), and the first supporting pipe body (4) slides along the axial extension direction of the second supporting pipe body (5);
the length of the first supporting pipe body (4) is smaller than that of the second supporting pipe body (5).
3. The plugging airbag for municipal pipelines according to claim 2, characterized in that an air duct (6) is connected to the inner side wall of the annular plugging airbag (1), the end of the air duct (6) is provided with an inflation nozzle (7), and the inflation nozzle (7) extends out of and is fixed to the second support tube (5) and extends out of one end of the first support tube (4).
4. A plugging balloon for municipal piping according to claim 2, wherein the sliding positioning mechanism comprises:
the flange plate (8), the flange plate (8) is coaxially sleeved on one end, extending out of the first supporting pipe body (4), of the second supporting pipe body (5), and a plurality of first threaded holes (9) are formed in the flange plate (8);
the second threaded holes (10) are formed in the first supporting pipe body (4) on the side opposite to the flange plate (8), and the second threaded holes (10) and the first threaded holes (9) are correspondingly formed in a one-to-one mode;
and the connecting bolt (11) is in threaded fit with the first threaded hole (9) and the second threaded hole (10).
5. A plugging balloon for municipal pipelines according to any one of claims 1 to 4, characterized in that the outer diameter of the annular plugging balloon (1) after filling with air is larger than the outer diameter of the first (2) and second (3) shields;
the outer diameters of the first protection plate (2) and the second protection plate (3) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121603044.5U CN214947329U (en) | 2021-07-14 | 2021-07-14 | Plugging air bag for municipal pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121603044.5U CN214947329U (en) | 2021-07-14 | 2021-07-14 | Plugging air bag for municipal pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214947329U true CN214947329U (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121603044.5U Active CN214947329U (en) | 2021-07-14 | 2021-07-14 | Plugging air bag for municipal pipeline |
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| CN (1) | CN214947329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114593305A (en) * | 2022-04-08 | 2022-06-07 | 深圳市市政工程总公司 | Air bag filling type plugging construction structure for large buried deep water pipeline of water plant |
-
2021
- 2021-07-14 CN CN202121603044.5U patent/CN214947329U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114593305A (en) * | 2022-04-08 | 2022-06-07 | 深圳市市政工程总公司 | Air bag filling type plugging construction structure for large buried deep water pipeline of water plant |
| CN114593305B (en) * | 2022-04-08 | 2023-09-26 | 深圳市市政工程总公司 | Water factory large buried deep water pipeline gasbag filling type shutoff construction structures |
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