CN221100320U - Pressure testing tool for collecting pipelines - Google Patents
Pressure testing tool for collecting pipelines Download PDFInfo
- Publication number
- CN221100320U CN221100320U CN202322619739.8U CN202322619739U CN221100320U CN 221100320 U CN221100320 U CN 221100320U CN 202322619739 U CN202322619739 U CN 202322619739U CN 221100320 U CN221100320 U CN 221100320U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- pipe
- branch
- main
- air
- 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.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 56
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 22
- 238000010276 construction Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a pressure testing tool for a collecting pipeline, which is provided with a sealing head device, a connecting pipe and an air duct, and is used in the pressure testing of the collecting pipeline, and can force air in a branch pipeline to be discharged to the outside by utilizing the pressure of pressure testing water in the collecting pipeline, so that the air at the highest point of the branch pipeline is prevented from being discharged, the pressure testing water can be ensured to fill all the inner space of the collecting pipeline including the highest point of the branch pipeline, and the safety, stability and accuracy of the pressure testing process and result of the collecting pipeline are ensured; therefore, the utility model can assist the pressure test and the exhaust of the collecting pipeline, is particularly suitable for the collecting pipeline with a plurality of branch pipelines and no air discharge port at the highest point of the branch pipelines, and has the advantages of simple and convenient operation, high efficiency and low implementation cost.
Description
Technical Field
The utility model relates to pressure test equipment for a petrochemical engineering collecting pipeline, in particular to a pressure test tool for the collecting pipeline.
Background
The construction of the collecting pipeline is basic work of petrochemical device construction, the importance of the collecting pipeline ensures that the pressure test requirement on the collecting pipeline is very high, and the hydraulic pressure experiment is mostly adopted by the collecting pipeline of the petrochemical device because the compressibility of the hydraulic pressure experiment is small and the medium is economical and easy to obtain. The traditional pipeline pressure test method is characterized in that operators directly perform water injection and pressurization, but the problem that air in a pipeline cannot be completely discharged exists, and particularly for a collection pipeline with a large number of branch pipelines and no high-point emptying, the water injection and pressurization can lead the air in the pipeline to be unable to be discharged, so that the pressure is unstable and the construction efficiency is low.
Disclosure of utility model
The technical problems to be solved by the utility model are as follows: the utility model provides a collecting pipeline pressure testing instrument to when solving among the prior art branch pipeline and having the collecting pipeline of high point atmospheric pressure testing, the water injection pressurization can make the unable discharge of air in the pipeline, causes the unstable, the low problem of efficiency of construction of pressure.
The technical scheme adopted by the utility model is as follows:
The utility model provides a collecting duct pressure testing instrument, is applicable to the collecting duct that contains the major diameter of a plurality of main pipes and at least one lateral pipe that the pipe diameter is less, and each lateral pipe all communicates between two of them main pipes of collecting duct, and the peak of lateral pipe is higher than two main pipes that are linked together with this lateral pipe in vertical direction;
the method is characterized in that: the collecting pipeline pressure test tool comprises a sealing head device, a connecting pipe and an air duct; the end socket device consists of an end socket body, an end socket valve and an end socket connecting pipe, wherein the end socket valve and the end socket connecting pipe are respectively arranged outside and inside the end socket body and are communicated with each other; the air duct consists of an air duct main pipe and at least one air duct branch pipe, one end of the air duct main pipe is plugged by a pipe cap, the other end of the air duct main pipe is used as an air outlet of the air duct main pipe, and the air outlet of the air duct branch pipe is communicated with the air duct main pipe;
in the collecting pipelines, the pipeline opening of each main pipeline is provided with one sealing head device so as to seal the collecting pipelines into a sealed pipeline system;
for two main pipelines which are communicated with the branch pipelines, at least one main pipeline is internally provided with the air guide pipe, the air outlet of the air guide main pipe of the air guide pipe is connected with the head connecting pipe of the head sealing device arranged on the main pipeline through one connecting pipe, and the air inlet of the air guide branch pipe of the air guide pipe extends into the corresponding branch pipeline and is fixed at the highest point of the branch pipeline.
Therefore, the application method of the collecting pipeline pressure test tool comprises the following steps:
Before the pressure test is carried out on the collecting pipeline, the collecting pipeline pressure test tool is installed on the collecting pipeline, and for the sealing head device installed on the main pipeline with the air duct arranged inside, the sealing head valve of the sealing head device is opened, and then the pressure test on the collecting pipeline is started, so that the pressure test of the collecting pipeline is carried out: after water is introduced into the collecting pipeline, the water pressure of the pressure testing water reaching a certain water level in the collecting pipeline can force the air in the branch pipeline to flow into the air guide pipe through the air inlet of the air guide branch pipe, and the air is discharged to the outside through the connecting pipe, the seal head connecting pipe of the seal head device and the seal head valve opened by the seal head device, so that the air in the branch pipeline is gradually discharged, and the situation that the air at the highest point of the branch pipeline cannot be discharged and cannot be fully filled with the pressure testing water is avoided; from this, pressure testing water can finally follow the air duct of air guide branch pipe air inlet inflow air duct, wait that each head device is all had rivers to flow out the back by the head valve of opening, can ensure that pressure testing water is full of the aggregate pipeline and contains all inner spaces including the peak of bleeder pipeline, close the head valve and carry out the pressure testing of aggregate pipeline this moment, just can guarantee the security, stability and the accuracy of aggregate pipeline pressure testing process and result.
Therefore, the utility model can assist the pressure test and the exhaust of the collecting pipeline, is particularly suitable for the collecting pipeline with a plurality of branch pipelines and no air discharge port at the highest point of the branch pipelines, and has the advantages of simple and convenient operation, high efficiency and low implementation cost.
Preferably: when the end socket device is mounted at the pipeline opening of the main pipeline, the end socket body of the end socket device is welded with the pipeline opening of the main pipeline, so that the tightness between the end socket device and the main pipeline is enhanced.
Preferably: the connecting pipe adopts a soft connecting pipe so as to be convenient to detach.
Preferably: the air guide main pipe is formed by connecting a plurality of main pipe assemblies and three-way connecting pieces connected between two adjacent main pipe assemblies, and air outlets of the air guide branch pipes are communicated with the air guide main pipe through the three-way connecting pieces. Therefore, the number of the air guide branch pipes of the air guide pipe can be increased or decreased by adjusting the length and the number of the main pipe assemblies and the number of the three-way connecting pieces, so that the air guide pipe is suitable for the collecting pipes with different branch pipe numbers.
Preferably: and the connection position of each air guide branch pipe and the air guide main pipe is opposite to the corresponding branch pipe.
Preferably: the air duct adopts the PVC material to can realize the equipment of air duct through PVC hot melt, the required welding volume of collection pipeline pressure testing that significantly reduces can practice thrift a large amount of time costs.
Compared with the prior art, the utility model has the following beneficial effects:
Firstly, the utility model is provided with the sealing head device, the connecting pipe and the air duct, and is used in the pressure test of the collecting pipeline, so that the air in the branch pipeline can be forced to be discharged to the outside by utilizing the pressure of the pressure test water in the collecting pipeline, the air at the highest point of the branch pipeline can be avoided from being unable to be discharged, the pressure test water can be ensured to fill all the internal space of the collecting pipeline including the highest point of the branch pipeline, and the safety, stability and accuracy of the pressure test process and result of the collecting pipeline are ensured; therefore, the utility model can assist the pressure test and the exhaust of the collecting pipeline, is particularly suitable for the collecting pipeline with a plurality of branch pipelines and no air discharge port at the highest point of the branch pipelines, and has the advantages of simple and convenient operation, high efficiency and low implementation cost.
Secondly, the utility model has low requirement on materials, easy replacement and low production cost.
Thirdly, the utility model is easy to assemble, store and transport, can adapt to complex site construction environment and has the advantage of convenient use.
Drawings
The utility model is described in further detail below with reference to the attached drawings and to specific examples:
FIG. 1 is a schematic diagram of a front view of a pressure test tool for a collection pipe according to the present utility model;
fig. 2 is a schematic side view of the pressure testing tool for the collecting pipe of the present utility model.
Detailed Description
The present utility model will be described in detail with reference to the following examples and the accompanying drawings to help those skilled in the art to better understand the inventive concept of the present utility model, but the scope of the claims of the present utility model is not limited to the following examples, and it is intended that those skilled in the art will not make any other examples of the inventive concept without departing from the scope of the inventive concept of the present utility model.
As shown in fig. 1 and 2, the utility model discloses a pressure testing tool for a collecting pipeline, which is suitable for a collecting pipeline comprising a plurality of main pipelines a with larger pipe diameters and at least one branch pipeline B with smaller pipe diameters, wherein each branch pipeline B is communicated between two main pipelines a of the collecting pipeline, and the highest point Bh of the branch pipeline B is higher than the two main pipelines a communicated with the branch pipeline B in the vertical direction;
The collecting pipeline pressure test tool comprises a sealing head device 1, a connecting pipe 2 and an air duct 3; the end socket device 1 consists of an end socket body 1-1, an end socket valve 1-2 and an end socket connecting pipe 1-3, wherein the end socket valve 1-2 and the end socket connecting pipe 1-3 are respectively arranged outside and inside the end socket body 1-1 and are communicated with each other; the air duct 3 consists of an air duct main pipe 3-1 and at least one air duct branch pipe 3-2, one end of the air duct main pipe 3-1 is plugged by a pipe cap 4, the other end is used as an air outlet 3a of the air duct main pipe, and the air outlets of the air duct branch pipes 3-2 are communicated with the air duct main pipe 3-1;
In the collecting pipelines, the pipeline opening of each main pipeline A is provided with one sealing head device 1 so as to seal the collecting pipelines into a sealed pipeline system;
For two main pipelines A communicated with branch pipelines B, at least one main pipeline A is internally provided with an air duct 3, an air outlet 3a of an air duct main pipe of the air duct 3 is connected with an end socket connecting pipe 1-3 of an end socket device 1 installed on the main pipeline A through one connecting pipe 2, and an air inlet 3-2a of an air duct main pipe 3-2 of the air duct main pipe 3 extends into the corresponding branch pipeline B and is fixed at the highest point Bh of the branch pipeline B.
Therefore, the application method of the collecting pipeline pressure test tool comprises the following steps:
Before the pressure test is carried out on the collecting pipeline, the collecting pipeline pressure test tool is installed on the collecting pipeline, and for the sealing head device 1 installed on the main pipeline A with the air duct 3 arranged inside, the sealing head valve 1-2 of the sealing head device 1 is opened, and then the pressure test on the collecting pipeline is started, so that: after water is introduced into the collecting pipeline, the water pressure of the pressure test water reaching a certain water level in the collecting pipeline can force the air in the branch pipeline B to flow into the air guide pipe 3 through the air inlet 3-2a of the air guide branch pipe, and the air is discharged to the outside through the connecting pipe 2, the seal head connecting pipe 1-3 of the seal head device 1 and the seal head valve 1-2 of the seal head device 1 which is opened, so that the air in the branch pipeline B is gradually discharged, and the situation that the air at the highest point Bh of the branch pipeline B cannot be discharged and cannot be fully filled with the pressure test water is avoided; therefore, the pressure test water finally flows into the air duct 3 from the air inlet 3-2a of the air guide branch pipe, after the water flows out from the seal head valve 1-2 which is opened by each seal head device 1, the pressure test water can be ensured to fill all the inner space of the collecting pipeline including the highest point Bh of the branch pipeline B, and at the moment, the seal head valve 1-2 is closed to test the pressure of the collecting pipeline, so that the safety, stability and accuracy of the pressure test process and the result of the collecting pipeline can be ensured.
Therefore, the utility model can assist the pressure test and the exhaust of the collecting pipeline, is particularly suitable for the collecting pipeline with more branch pipelines B and no air discharge port at the highest point Bh of the branch pipelines B, and has the advantages of simple and convenient operation, high efficiency and low implementation cost.
The foregoing is a basic embodiment of the present utility model on the basis of which further optimizations, improvements and limitations may be made:
Preferably: when the end socket device 1 is installed at the pipeline opening of the main pipeline A, the end socket body 1-1 of the end socket device 1 is welded with the pipeline opening of the main pipeline A, so that the tightness between the end socket device 1 and the main pipeline A is enhanced.
Preferably: the connecting pipe 2 adopts a soft connecting pipe so as to be convenient to disassemble.
Preferably: the air guide main pipe 3-1 is formed by connecting a plurality of main pipe assemblies 3-1-1 and three-way connecting pieces 3-1-2 connected between two adjacent main pipe assemblies 3-1-1, and air guide branch pipe air outlets of the air guide branch pipes 3-2 are communicated with the air guide main pipe 3-1 through the three-way connecting pieces 3-1-2. Thus, the number of the air guide branch pipes 3-2 of the air guide pipe 3 can be increased or decreased by adjusting the length and the number of the main pipe assemblies 3-1-1 and the number of the three-way connecting pieces 3-1-2, thereby being adapted to the collective pipes of the different branch pipe B numbers.
Preferably: the connection position of each gas guide branch pipe 3-2 and the gas guide main pipe 3-1 is opposite to the corresponding branch pipe B.
Preferably: the air duct 3 is made of PVC materials, so that the assembly of the air duct 3 can be realized through PVC hot melting, the welding quantity required by pressure test of the collecting pipeline is greatly reduced, and a large amount of time and cost can be saved.
The present utility model is not limited to the above-described embodiments, and according to the above-described matters, the present utility model may be modified, replaced or altered in various equivalent ways without departing from the basic technical spirit of the present utility model, all falling within the scope of the present utility model, according to the general technical knowledge and conventional means in the art.
Claims (6)
1. A collecting pipeline pressure test tool is suitable for a collecting pipeline comprising a plurality of main pipelines (A) with larger pipe diameters and at least one branch pipeline (B) with smaller pipe diameters, wherein each branch pipeline (B) is communicated between two main pipelines (A) of the collecting pipeline, and the highest point (Bh) of the branch pipeline (B) is higher than two main pipelines (A) communicated with the branch pipeline (B) in the vertical direction;
The method is characterized in that: the collecting pipeline pressure test tool comprises a sealing head device (1), a connecting pipe (2) and an air duct (3); the end socket device (1) consists of an end socket body (1-1), an end socket valve (1-2) and an end socket connecting pipe (1-3), wherein the end socket valve (1-2) and the end socket connecting pipe (1-3) are respectively arranged outside and inside the end socket body (1-1) and are communicated with each other; the air duct (3) consists of an air duct main pipe (3-1) and at least one air duct branch pipe (3-2), one end of the air duct main pipe (3-1) is plugged by a pipe cap (4), the other end of the air duct main pipe is used as an air outlet (3 a) of the air duct main pipe, and the air outlet of the air duct branch pipe (3-2) is communicated with the air duct main pipe (3-1);
in the collecting pipelines, the pipeline opening of each main pipeline (A) is provided with one sealing head device (1) so as to seal the collecting pipelines into a sealed pipeline system;
For two main pipelines (A) which are communicated with branch pipelines (B), at least one main pipeline (A) is internally provided with an air duct (3), an air outlet (3 a) of an air duct main pipe of the air duct (3) is connected with a seal head connecting pipe (1-3) of a seal head device (1) installed by the main pipeline (A) through one connecting pipe (2), and an air inlet (3-2 a) of an air guide branch pipe (3-2) of the air duct (3) extends into the corresponding branch pipeline (B) and is fixed at the highest point (Bh) of the branch pipeline (B).
2. The aggregate pipeline pressure test tool of claim 1, wherein: when the end socket device (1) is mounted on a pipeline port of the main pipeline (A), the end socket body (1-1) of the end socket device (1) is welded with the pipeline port of the main pipeline (A).
3. The aggregate conduit pressure test tool of claim 1 or 2, wherein: the connecting pipe (2) adopts a soft connecting pipe.
4. The aggregate conduit pressure test tool of claim 1 or 2, wherein: the air guide main pipe (3-1) is formed by connecting a plurality of main pipe assemblies (3-1-1) and three-way connecting pieces (3-1-2) connected between two adjacent main pipe assemblies (3-1-1), and air outlets of the air guide branch pipes (3-2) are communicated with the air guide main pipe (3-1) through the three-way connecting pieces (3-1-2).
5. The aggregate pipeline pressure test tool of claim 4, wherein: the connection position of each air guide branch pipe (3-2) and the air guide main pipe (3-1) is opposite to the corresponding branch pipe (B).
6. The aggregate pipeline pressure test tool of claim 4, wherein: the air duct (3) is made of PVC material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322619739.8U CN221100320U (en) | 2023-09-26 | 2023-09-26 | Pressure testing tool for collecting pipelines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322619739.8U CN221100320U (en) | 2023-09-26 | 2023-09-26 | Pressure testing tool for collecting pipelines |
Publications (1)
Publication Number | Publication Date |
---|---|
CN221100320U true CN221100320U (en) | 2024-06-07 |
Family
ID=91310241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322619739.8U Active CN221100320U (en) | 2023-09-26 | 2023-09-26 | Pressure testing tool for collecting pipelines |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN221100320U (en) |
-
2023
- 2023-09-26 CN CN202322619739.8U patent/CN221100320U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100448386C (en) | Packed water drinking machine | |
CN102226501A (en) | Solid antifoaming agent filling device | |
CN221100320U (en) | Pressure testing tool for collecting pipelines | |
CN110441158A (en) | A kind of coiled pipe heat exchange module hydraulic test method | |
CN2872050Y (en) | Leakage stopper of pressure pipe | |
CN208847417U (en) | A kind of portable pipe package seal checker | |
CN204127400U (en) | A kind of gas liquid two purpose high pressure check valve group | |
CN203998113U (en) | A kind of moisture content of coal from novel solid pipeline coal transporting system | |
CN202338732U (en) | Hydraulic pipe-clamping leak stopper | |
CN206694735U (en) | Spliced pipeline maintenance dedicated connecting sleeve | |
CN201547493U (en) | U-shaped tube-type water-sealed tank | |
CN2630835Y (en) | Large-diameter steel pipe water pressure testing device | |
CN109611610B (en) | Continuous pipe jacking construction device and construction method for fluid pipeline | |
CN204903240U (en) | From evacuation sample connecting device | |
CN108413171A (en) | A kind of hydraulic pressure quickly connects transmitter and its application method | |
CN2830859Y (en) | Guide pressuring leakage clogger of valve | |
CN207945139U (en) | Ultrahigh-pressure hydraulic rock rupture system | |
CN208487335U (en) | Pipe pressurized closure double leather cup block head | |
CN208057541U (en) | A kind of fully automatic liquid pressurized cylinder | |
CN203534912U (en) | Pipeline pressure test device | |
CN203307298U (en) | Gas seal device for gas furnace with stoker | |
CN207278949U (en) | Level Four water-sealed valve | |
CN202578755U (en) | Overall linking device of extraction pipelines | |
CN218326855U (en) | Temporary flow guide device for pipeline repair | |
CN204855144U (en) | A hydrostatic test system for valve body foundry goods |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |