CN214425409U - Water plugging air bag for pipeline - Google Patents

Abstract

The utility model provides a water shutoff gasbag for pipeline belongs to pipeline construction technical field, and this water shutoff gasbag for pipeline includes the gasbag adventitia, the inner wall fixedly connected with first backup pad of gasbag adventitia, the upper surface fixedly connected with spring of first backup pad, the spring keeps away from the one end fixedly connected with second backup pad of first backup pad, the upper surface fixedly connected with gasbag intima of second backup pad, one side fixedly connected with connecting pipe of gasbag intima, the connecting pipe keeps away from the one end fixedly connected with trachea of gasbag intima, one side fixedly connected with barometer of trachea surface; when the air bag is inflated, the air bag is detected by using a barometer, so that the explosion of the air bag due to overpressure is avoided, the air bag is ensured to be reused, and the cost is reduced; the inner membrane of the air bag supports the first supporting plate and other structures, the air bag is tightly attached to the pipeline by the spring, various requirements such as elasticity of the air bag are met, and the water plugging effect of the air bag is guaranteed.

Description

Water plugging air bag for pipeline

Technical Field

The utility model belongs to the technical field of the pipeline construction, concretely relates to stifled water gasbag for pipeline.

Background

In municipal drainage pipeline construction maintenance or replacement process, the sewage that exists in the pipeline often makes unable operation in the construction, in order to make the construction can normal work, often need block rivers, the traditional method is that the brick wall is repaired and blocks rivers, still a commonly used method is that throw away the sand bag and block up water inwards, these two kinds of methods can block up rivers, but the workman is in the pipeline operation that has water under many circumstances, the construction is very inconvenient, dismantle unclean when dismantling, remaining rubbish can also cause secondary pollution to the water, still block up the pipeline when the volume is big.

In order to solve the problems, an air bag for pipeline water shutoff appears in the prior art, but a common water shutoff air bag lacks a pressure control device after overpressure of inflation in the processes of inflation and water shutoff, so that the air bag is easy to explode due to overpressure, the repeated use is influenced, the use cost is increased, in addition, the investigation on the bag body material is not enough, a single-layer elastic bag body material is adopted in most cases, and various requirements such as bag body elasticity, rigidity, friction force and the like cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stifled water gasbag for pipeline aims at adopting individual layer elasticity utricule material among the solution prior art, can not compromise multiple demands such as utricule elasticity, rigidity and frictional force, moreover to the unable problem that detects of the inside atmospheric pressure of gasbag.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a water shutoff gasbag for pipeline, includes the gasbag adventitia, the first backup pad of inner wall fixedly connected with of gasbag adventitia, the last fixed surface of first backup pad is connected with the spring, the one end fixedly connected with second backup pad of first backup pad is kept away from to the spring, the last fixed surface of second backup pad is connected with the gasbag inner membrance, the inner one side fixedly connected with connecting pipe of gasbag, the inner one end fixedly connected with trachea of gasbag is kept away from to the connecting pipe, one side fixedly connected with barometer of trachea surface, the one end fixedly connected with air cock of connecting pipe is kept away from to the trachea.

In order to make this a stifled water gasbag for pipeline reach and make things convenient for operating personnel to control the gasbag, avoid the effect that the gas in the gasbag revealed, conduct the utility model relates to an it is preferred, the opposite side fixedly connected with gasbag valve of trachea surface.

In order to make this a stifled water gasbag for pipeline reach the timely effect of closing or opening the gasbag of operating personnel of being convenient for, as the utility model relates to an it is preferred, the last fixed surface of air bag valve is connected with the handle.

In order to make this a stifled water gasbag for pipeline reach and make the gasbag portable more, also make the effect of the gasbag after the convenient removal of operating personnel aerifys, conduct the utility model relates to an it is preferred, one side fixedly connected with fixed block of gasbag adventitia surface, one side fixedly connected with fag end of fixed block.

In order to make this a stifled water gasbag for pipeline reach and ensure the less effect of the frictional damage degree on the gasbag surface of gasbag in the pipeline, as the utility model relates to an it is preferred, the material of gasbag adventitia and gasbag inner membrance is rubber.

In order to make this a stifled water gasbag for pipeline reach the effect of ensureing the elasticity demand between first backup pad and the second backup pad, as the utility model relates to an it is preferred, twenty four are no less than to the quantity of spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this a water shutoff gasbag for pipeline, through the cooperation between structures such as gasbag adventitia, gasbag inner membrance, first backup pad, second backup pad and spring, when aerifing in to the gasbag, make the gasbag inner membrance prop up structures such as first backup pad and second backup pad, utilize the spring to make the contact laminating between gasbag adventitia and the pipeline inner wall inseparabler, ensure multiple needs such as the elasticity of gasbag simultaneously, guarantee the water shutoff effect of gasbag.

2. This a water shutoff gasbag for pipeline, through the cooperation between structures such as connecting pipe, trachea, barometer and air cock, make aerating device aerify the gasbag through the air cock, inside gas got into the gasbag from the connecting pipe, the reuse is connected and is measured the inside atmospheric pressure of gasbag at the barometer of trachea surface, avoids the gasbag superpressure when aerifing and takes place the blasting, guarantees to the used repeatedly of gasbag, reduces use cost.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of an axial measurement structure of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic view of the structure of the right side of the present invention.

In the figure: 1. an outer membrane of the balloon; 2. a connecting pipe; 3. a barometer; 4. an air tube; 5. an air bag valve; 6. a rope belt; 7. a fixed block; 8. a first support plate; 9. a spring; 10. a second support plate; 11. an air bag inner membrane; 12. a handle; 13. an air tap.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a water shutoff gasbag for pipeline, including gasbag adventitia 1, the first backup pad 8 of inner wall fixedly connected with of gasbag adventitia 1, the last fixed surface of first backup pad 8 is connected with spring 9, the one end fixedly connected with second backup pad 10 of first backup pad 8 is kept away from to spring 9, the last fixed surface of second backup pad 10 is connected with gasbag inner membrance 11, one side fixedly connected with connecting pipe 2 of gasbag inner membrance 11, the one end fixedly connected with trachea 4 of gasbag inner membrance 11 is kept away from to connecting pipe 2, one side fixedly connected with barometer 3 of trachea 4 surface, the one end fixedly connected with air cock 13 of connecting pipe 2 is kept away from to trachea 4.

In the specific embodiment of the utility model, through the cooperation between structures such as gasbag adventitia 1, gasbag intima 11, first backup pad 8, second backup pad 10, spring 9 and barometer 3, when aerifing to the gasbag, make the aerating device aerify the gasbag through air cock 13, the gas gets into the gasbag inside from connecting pipe 2, reuse the barometer 3 that connects at the surface of trachea 4 and measure the atmospheric pressure inside the gasbag, avoid the gasbag to take place to explode when aerifing the superpressure, guarantee the used repeatedly of gasbag, reduce use cost; make gasbag inner membrance 11 prop up structures such as first backup pad 8 and second backup pad 10, utilize spring 9 to make the contact laminating between gasbag adventitia 1 and the pipeline inner wall inseparabler, ensure multiple needs such as the elasticity of gasbag simultaneously, guarantee the stifled water effect of gasbag.

Specifically, the other side of the outer surface of the air tube 4 is fixedly connected with an air bag valve 5.

In this embodiment: through the opposite side fixedly connected with gasbag valve 5 of 4 surfaces of trachea, make things convenient for operating personnel to control the gasbag, avoid the gas leakage in the gasbag, prevent the stifled water effect variation of gasbag.

Specifically, the upper surface of the airbag valve 5 is fixedly connected with a handle 12.

In this embodiment: the handle 12 is fixedly connected to the upper surface of the air bag valve 5, so that an operator can close or open the air bag conveniently and timely, and the working efficiency of the operator is improved.

Specifically, one side of the outer surface of the outer airbag membrane 1 is fixedly connected with a fixing block 7, and one side of the fixing block 7 is fixedly connected with a rope belt 6.

In this embodiment: through fixed block 7 and fag end 6, make the gasbag portable more, also make the gasbag after the convenient removal of operating personnel is aerifyd, reduce staff's working strength, improve staff's work efficiency.

Specifically, the material of the airbag outer membrane 1 and the material of the airbag inner membrane 11 are both rubber.

In this embodiment: the outer membrane 1 and the inner membrane 11 are made of rubber, so that the damage degree of the friction of the air bag in the pipeline to the surface of the air bag is small, and the reuse rate of the air bag is improved.

Specifically, the number of the springs 9 is not less than twenty-four.

In this embodiment: twenty-four are no less than through the quantity of spring 9, ensure the elasticity demand between first backup pad 8 and the second backup pad 10, reduce the damage of gasbag, reduce the use cost of gasbag.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The utility model discloses a theory of operation and use flow: when the water plugging air bag for the pipeline is used, when the air bag is inflated, the air bag is inflated through the air nozzle 13 by the inflating device, gas enters the air bag from the connecting pipe 2, and the air pressure in the air bag is measured by the barometer 3 connected to the outer surface of the air pipe 4, so that the air bag is prevented from being exploded due to overpressure during inflation, the air bag is ensured to be reused, and the use cost is reduced; make gasbag inner membrance 11 prop up structures such as first backup pad 8 and second backup pad 10, utilize spring 9 to make the contact laminating between gasbag adventitia 1 and the pipeline inner wall inseparabler, ensure multiple needs such as the elasticity of gasbag simultaneously, guarantee the stifled water effect of gasbag.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A water shutoff air bag for a pipeline, comprising an air bag outer membrane (1), characterized in that: the utility model discloses a gasbag adventitia, including gasbag adventitia (1), inner wall fixedly connected with first backup pad (8) of gasbag adventitia (1), the last fixed surface of first backup pad (8) is connected with spring (9), the one end fixedly connected with second backup pad (10) of first backup pad (8) are kept away from in spring (9), the last fixed surface of second backup pad (10) is connected with gasbag intima (11), one side fixedly connected with connecting pipe (2) of gasbag intima (11), one end fixedly connected with trachea (4) of gasbag intima (11) are kept away from in connecting pipe (2), one side fixedly connected with barometer (3) of trachea (4) surface, the one end fixedly connected with air cock (13) of connecting pipe (2) are kept away from in trachea (4).

2. The water shutoff air bag for the pipeline as claimed in claim 1, wherein: and an air bag valve (5) is fixedly connected to the other side of the outer surface of the air pipe (4).

3. A water shutoff air bag for a pipeline according to claim 2, wherein: the upper surface of the air bag valve (5) is fixedly connected with a handle (12).

4. The water shutoff air bag for the pipeline as claimed in claim 1, wherein: one side fixedly connected with fixed block (7) of gasbag adventitia (1) surface, one side fixedly connected with fag end (6) of fixed block (7).

5. The water shutoff air bag for the pipeline as claimed in claim 1, wherein: the outer airbag membrane (1) and the inner airbag membrane (11) are both made of rubber.

6. The water shutoff air bag for the pipeline as claimed in claim 1, wherein: the number of the springs (9) is not less than twenty-four.

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