CN217878699U - Pipeline pressure test distribution device - Google Patents
Pipeline pressure test distribution device Download PDFInfo
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- CN217878699U CN217878699U CN202222045357.4U CN202222045357U CN217878699U CN 217878699 U CN217878699 U CN 217878699U CN 202222045357 U CN202222045357 U CN 202222045357U CN 217878699 U CN217878699 U CN 217878699U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
The utility model discloses a pipeline pressure test distributor, including pipeline water storage system, draw pressure port pipeline, pressure release port pipeline, pressure measurement device, pressure relief device, pressure testing water inlet. A plurality of pressure-leading port pipelines are arranged in the pipeline water storage system at intervals in the length direction; the pressure relief opening pipeline is arranged on one side of the pipeline water storage system; the pressure measuring device is arranged on the pipeline water storage system; the pressure relief device is arranged at the front end of the pipeline water storage system and above the pipeline water storage system; the water inlet for pressure test water is arranged on the pipeline water storage system. The utility model discloses a pipeline pressure test distributor can realize the multi-system multi-branch water pressure testing simultaneously, improves the comprehensive efficiency of pipeline pressure testing, sets up pressure relief device simultaneously on pipeline water storage system, has improved the security of pipeline pressure testing.
Description
Technical Field
The utility model relates to a pipeline detection technical field especially relates to a pipeline pressure test distributor.
Background
The process pipeline is used as a bridge for transferring process media in the petrochemical industry, and plays an indispensable role in the petrochemical industry. However, in the construction of the process pipeline, the pressure test process is a one-time comprehensive verification of the construction quality of a welding bead, a flange static sealing point and a pipeline support, and has milestone significance for the acceptance of engineering quality. After the pressure test of the process pipeline is finished, the process pipeline construction also has the subsequent processes of system purging, air tightness, heat preservation and the like, and the improvement of the pressure test efficiency of the process pipeline plays an important role in the smooth production of the device.
The traditional pressure testing adopts a one-to-one pressure testing mode, namely, a pressure testing system adopts a pressure testing pump to independently carry out pressure testing and pressure testing with lower efficiency, and the device can not be met in the later stage of process pipeline construction, so that the influence on engineering construction is large. Although also there is the synchronous pressure testing device of multi-aperture pipeline of utilization and valve in prior art, the trunk line material of this kind of pressure testing device is ordinary steel pipe, can not adapt to the pressure testing system that has the requirement to pressure testing quality of water, furthermore, in prior art, pressure testing device's trunk line both sides often adopt the blind plate to carry out the shutoff, when experimental pressure is higher, cause the blind plate to burst easily, and simultaneously, also do not set up pressure relief device, in case system pressure exceeds experimental pressure, will produce the explosion, very big potential safety hazard has been brought.
SUMMERY OF THE UTILITY MODEL
In view of the above shortcoming of the prior art, the utility model discloses a pipeline pressure test distributor, include:
a pipeline water storage system;
the pressure testing water feeding port is used for introducing pressure testing water into the pipeline water storage system and is arranged on the pipeline water storage system and communicated with the pipeline water storage system;
the pressure guide port pipelines are arranged above the pipeline water storage system and are communicated with the pipeline water storage system, and the number of the pressure guide port pipelines is at least 2;
the pipeline of the pipeline water storage system is communicated with the pressure relief port pipeline;
the pressure measuring device is arranged on the pipeline water storage system and is communicated with the pipeline water storage system;
a pressure relief device disposed on and in communication with the piped water storage system, the pressure relief device configured to enable automatic pressure relief when system pressure exceeds a preset pressure.
In an optional embodiment of the present invention, the number of the pressure-leading-port pipes is 2 to 8.
In an optional embodiment of the present invention, the pipeline water storage system is provided with 1-8 pressure relief port pipelines.
In an optional embodiment of the present invention, the pressure relief port pipeline includes 4, and the pressure guiding port pipeline includes 5.
In an optional embodiment of the present invention, the pressure testing water inlet is disposed at a position adjacent to the pressure relief device.
In an optional embodiment of the present invention, the bottom of the pipeline water storage system is provided with a moving device.
In an optional embodiment of the present invention, the two sides of the end of the pipeline water storage system are provided with driving levers.
In an optional embodiment of the present invention, the pressure inlet pipeline and the end of the pressure relief inlet pipeline are provided with a quick coupling for pressure testing.
The utility model discloses an optional embodiment, pipeline water storage system the pressure testing water mouth of a river on the mouth pipeline the pressure release mouth pipeline the pressure relief device all adopts austenitic stainless steel.
In an optional embodiment of the present invention, a first control valve is disposed on the pressure-leading opening pipeline; and a second control valve is arranged on the pressure relief opening pipeline.
The utility model has the advantages that:
the utility model discloses a pipeline pressure test distributor sets up a plurality of pressure port pipelines of drawing on pipeline water storage system, has changed traditional pipeline "one to one" pressure testing mode, has realized the multi-system multi-branch way pressure testing of intaking simultaneously, has improved the comprehensive efficiency of pipeline pressure testing. Meanwhile, the pressure relief device is arranged on the pipeline water storage system, automatic pressure relief is achieved when the system pressure exceeds the test pressure, the phenomenon that the blind plates on the two sides of the main pipeline burst due to the fact that the test pressure is too high is avoided, and the safety of pipeline pressure test is improved.
The utility model discloses a pipeline water storage system, pressure testing water feeding mouth, pressure drawing mouth pipeline, pressure release mouth pipeline, pressure relief device of pipeline pressure test distributor all adopt austenitic stainless steel, are suitable for to multiple pressure testing system homoenergetic, still are difficult to corrode simultaneously, rust.
The utility model discloses a pipeline pressure test distributor, through set up the mobile device on pipeline water storage system, set up the drive control pole at pipeline water storage system's tail end simultaneously, make the device remove more laborsaving and turn to the flexibility.
Drawings
Fig. 1 is a front view of the structure of the distribution device for pipeline pressure experiment of the present invention.
FIG. 2 is a side view of the structure of a distribution device for pipeline pressure experiment
The reference numbers illustrate: a pipeline water storage system 1; a pipeline water storage system body 11; a seal head 12; a pressure inlet pipeline 2; a first control valve 21; a pressure relief port line 3; the second control valve 31; a pressure measuring device 4; a pressure relief device 5; a water feeding port 6 for pressure test water; a moving device 7; a drive lever 8; a drain line 9.
Detailed Description
The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the drawings only show the components related to the present invention rather than being drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.
The traditional pressure testing adopts a one-to-one pressure testing mode, namely, a pressure testing system adopts a pressure testing pump to independently carry out pressure testing and pressure testing with lower efficiency, and the device can not be met in the later stage of process pipeline construction, so that the influence on engineering construction is large. In the prior art, although a multi-caliber pipeline and valve synchronous pressure testing device is also used, the main pipeline of the pressure testing device is made of a common steel pipe and cannot adapt to a pressure testing system with requirements on pressure testing water quality.
Based on this purpose, please refer to fig. 1 and fig. 2 for illustration, the utility model discloses a pipeline pressure experiment distributor, including pipeline water storage system 1, pressure inlet pipeline 2, pressure release mouth pipeline 3, pressure measurement device 4, pressure relief device 5, pressure testing water inlet 6. The pressure-leading port pipelines 2 are arranged above the pipeline water storage system 1 and are communicated with the pipeline water storage system 1, and a plurality of pressure-leading port pipelines 2 are arranged at intervals along the length direction of the pipeline water storage system 1; the pressure relief port pipeline 3 is arranged on one side of the pipeline water storage system 1 and is communicated with the pipeline water storage system 1, and the pressure relief port pipeline 3 and the pressure leading port pipeline 2 form a pressure distribution branch; the pressure measuring device 4 is arranged on the pipeline water storage system 1 and is communicated with the pipeline water storage system 1; the pressure relief device 5 is communicated with the pipeline water storage system 1, and the pressure relief device 5 is arranged at the front end of the pipeline water storage system 1 and above the pipeline water storage system 1; the pressure test water feeding port 6 is used for introducing pressure test water into the pipeline water storage system 1, and the pressure test water feeding port 6 is arranged on the pipeline water storage system 1 and communicated with the pipeline water storage system 1.
In this embodiment, the pipeline water storage system 1 is composed of a pipeline water storage system body 11 and an end enclosure 12, the pipeline water storage system 1 is used for supplying water and boosting pressure to each pressure test system to provide a water source, and the pressure test system refers to a whole system which needs pressure test and corresponds to each pressure distribution branch, and can also be called as a pressure test bag.
Referring to fig. 1, in one embodiment, the pipe water storage system 1 has a cylindrical structure, but in other embodiments, the pipe water storage system 1 may have other structures such as a square structure.
In one embodiment, the pipeline water storage system body 11 is a seamless steel pipe with a nominal diameter of 400mm, a pipe wall thickness grade of SCH80S and made of austenitic stainless steel (316L), and the end enclosure 12 is made of austenitic stainless steel. The pipeline water storage system body 11 and the seal head 12 jointly form the water storage system 1 in a welding mode.
In this embodiment, the water inlet 6 for pressure test water is arranged on the water storage system 1 and communicated with the water storage system 1, and the water inlet 6 for pressure test water is used for introducing the pressure test water into the pipeline water storage system 1.
Referring to fig. 1, in an embodiment, the pressure testing water inlet 6 is disposed at the left side of the pipeline water storage system 1 and at the front end of the pipeline water storage system 1. It should be noted that, in other embodiments, the pressure test water feeding port 6 may also be disposed at other positions on the left (right) side of the pipeline water storage system 1.
In a specific embodiment, the water inlet 6 for pressure testing is a welded flange with a nominal diameter of 400mm, a pipe wall thickness grade of SCH80S and made of austenitic stainless steel. It is understood that in other embodiments, the water feeding port 6 for pressure test water can be a welding neck flange of other types.
Referring to fig. 1, in this embodiment, a first control valve 21 is disposed on the pressure introduction port pipeline 2, one end of the pressure introduction port pipeline 2 is disposed on the pipeline water storage system 1, the other end of the pressure introduction port pipeline 2 is provided with a quick coupling for pressure testing, which is used to connect with high-pressure hoses of each pressure testing system, and the pressure introduction port pipeline 2 at least includes 2, preferably 2-8, such as 2, 3,4, 5, 6, 7, and 8.
As an example, referring to fig. 1, 5 pressure-leading-port pipelines 2 are arranged on the pipeline water storage system 1, and the pressure-leading-port pipeline 2 is arranged right above the pipeline water storage system 1, but in other embodiments, the pressure-leading-port pipeline 2 may also be arranged at other positions on the pipeline water storage system 1.
In one embodiment, the pressure inlet pipeline 2 is a seamless steel pipe with a nominal diameter of 20mm, a pipe wall thickness grade of SCH160S and made of austenitic stainless steel.
In this embodiment, the pressure relief opening pipeline 3 is arranged on one side of the pipeline water storage system 1, the second control valve 31 is arranged on the pressure relief opening pipeline 3, after the pressure test is finished, the second control valve 31 can be manually adjusted to realize manual pressure relief of the pressure test system, and the pressure relief opening pipeline 3 at least comprises 1, preferably 1-8, such as 1, 2, 3,4, 5, 6, 7 and 8.
As an example, referring to fig. 1, the pipeline water storage system 1 is provided with 4 pressure relief port pipelines 3, and 4 pressure relief port pipelines 3 are sequentially arranged between two adjacent pressure introduction port pipelines 2 at intervals.
In one embodiment, the pressure relief port pipeline 3 is a seamless steel pipe with a nominal diameter of 20mm, a pipe wall thickness grade of SCH160S and made of austenitic stainless steel.
In this embodiment, the pressure measuring device 4 is composed of a buffer tube (also called a pressure gauge bend) and a 1.6-class shock-proof pressure gauge which is qualified by verification, and the pressure measuring device 4 is used for measuring the pressure of the pressure test system.
Referring to fig. 1, in an embodiment, the pressure measuring device 4 is disposed above the pipe water storage system 1 and at the end of the pipe water storage system 1. It will be appreciated that in other embodiments, the pressure measurement device 4 may be located elsewhere on the piped water storage system 1.
Referring to fig. 1, in this embodiment, a safety valve is disposed on the pressure relief device 5, the pressure relief device 5 is disposed at the front end of the pipeline water storage system 1, one end of the pressure relief device 5 is communicated with the pipeline water storage system 1, the other end of the pressure relief device 5 is connected to the atmosphere, and the pressure relief device 5 is configured to be capable of automatically relieving pressure when the system pressure exceeds a preset pressure (the preset pressure is greater than a later test pressure and a later pressure maintaining pressure), so as to improve the safety of pipeline pressure testing, and effectively solve the problem that blind plates at two ends of the pipeline water storage system burst due to an excessively high test pressure in the prior art. It should be noted that in other embodiments, the pressure relief device 5 may be disposed at other positions on the piped water storage system 1.
In one embodiment, the relief valve has a nominal diameter of 100mm and a nominal pressure of 300 mm. It will be appreciated that in other embodiments, other types of relief valves may be provided on the pressure relief device 5.
Referring to fig. 1, in the embodiment, because the weight of the pipeline pressure test distribution device is large and the manual movement is inconvenient, for this reason, a moving device 7 is arranged at the bottom of the pipeline water storage system 1 of the pipeline pressure test distribution device, and the moving device 7 is composed of a set of rolling bearings and tires. Meanwhile, in order to facilitate the driving of the pipeline pressure test distribution device, driving levers 8 are provided at both sides of the end of the pipeline water storage system 1.
Please refer to fig. 2, the utility model discloses a pipeline pressure test distributor still includes water drainage pipeline 9, water drainage pipeline 9 sets up pipeline water storage system 1's below, water drainage pipeline 9 is used for discharging after the pipeline pressure testing finishes the ponding in pipeline water storage system 1.
It is right now the utility model discloses a pipeline pressure experiment distributor's pressure testing process describes:
firstly, the pipeline pressure test distribution device is operated to a pressure test place, and is stably placed at a proper position. Then, a pressure test water feeding port 6 is connected to a pressure test water leading point, a first control gate valve 21 of a pressure leading port pipeline 2 of a pressure test system needing water feeding is opened, a pressure relief port pipeline 3 is closed, and a pressure measuring device 1 and a pressure relief device 3 are installed and are ensured to be in a working state; after all the pressure test systems are full of water, only the first control valve 21 on one pressure leading port pipeline is opened, the first control valves 21 on the pressure leading upper ports of the other pressure distribution branch pipelines are all closed, the pressure of the first control valves is independently boosted, and the first control valve 21 on the pressure leading port pipeline is closed when the pressure of the first control valve is increased to the test pressure; and the rest pressure systems are boosted one by analogy. After the test is finished, the first control valves 21 on the pressure distribution branches and the second control valves on the pressure relief port pipelines are opened one by one, the system pressure is reduced to the pressure maintaining pressure for pressure maintaining, after the pressure maintaining pressure is finished, the system pressure is released completely, and the pipeline pressure test is finished.
To sum up, the utility model discloses a pipeline pressure test distributor sets up a plurality of pressure port pipelines of drawing on pipeline water storage system, has changed traditional pipeline "one to one" pressure testing mode, has realized the multi-system multi-branch way pressure testing of intaking simultaneously, has improved the comprehensive efficiency of pipeline pressure testing. Meanwhile, the pipeline water storage system is provided with the pressure relief device, so that the pressure can be automatically relieved when the system pressure exceeds the preset pressure, and the safety of pipeline pressure test is improved.
The utility model discloses a pipeline pressure test distributor adopts austenite stainless steel structure, is suitable for to multiple pressure testing system homoenergetic, still is difficult to corrode simultaneously, rusts.
The utility model discloses a pipeline pressure test distributor through setting up the mobile device on pipeline water storage system, sets up the drive control pole at pipeline water storage system's tail end simultaneously, makes the device remove more laborsaving and turn to the flexibility.
The system and method have been described herein in general terms as providing details to facilitate the understanding of the invention. Furthermore, various specific details have been given to provide a general understanding of the embodiments of the invention. One skilled in the relevant art will recognize, however, that an embodiment of the invention can be practiced without one or more of the specific details, or with other apparatus, systems, assemblies, methods, components, materials, parts, and/or the like. In other instances, well-known structures, materials, and/or operations are not specifically shown or described in detail to avoid obscuring aspects of embodiments of the present invention.
Thus, although the present invention has been described herein with reference to particular embodiments thereof, freedom of modification, various changes and substitutions are also within the foregoing disclosure, and it should be understood that in some instances some features of the present invention will be employed without a corresponding use of other features without departing from the scope and spirit of the present invention as set forth. Accordingly, many modifications may be made to adapt a particular situation or material to the essential scope and spirit of the present invention. It is intended that the invention not be limited to the particular terms used in following claims and/or to the particular embodiment disclosed as the best mode contemplated for carrying out this invention, but that the invention will include any and all embodiments and equivalents falling within the scope of the appended claims. Accordingly, the scope of the invention is to be determined solely by the appended claims.
Claims (10)
1. A pipeline pressure test distribution device, comprising:
a pipeline water storage system;
the pressure testing water feeding port is used for introducing pressure testing water into the pipeline water storage system, and the pressure testing water feeding port is arranged on the pipeline water storage system and communicated with the pipeline water storage system;
the pressure guide port pipelines are arranged above the pipeline water storage system and are communicated with the pipeline water storage system, and the number of the pressure guide port pipelines is at least 2;
the pipeline of the pipeline water storage system is communicated with the pressure relief port pipeline;
the pressure measuring device is arranged on the pipeline water storage system and is communicated with the pipeline water storage system;
a pressure relief device disposed on and in communication with the piped water storage system, the pressure relief device configured to enable automatic pressure relief when system pressure exceeds a preset pressure.
2. The pipe pressure test distribution device of claim 1, wherein the pressure inlet pipes comprise 2-8.
3. The pipeline pressure test distribution device of claim 2, wherein the pipeline water storage system is provided with 1-8 pressure relief port pipelines.
4. The distribution device for the pipeline pressure test according to claim 3, wherein the number of the pressure relief port pipelines is 4, and the number of the pressure leading port pipelines is 5.
5. The pipeline pressure test distribution device of claim 1, wherein the pressure test water inlet is disposed adjacent to the pressure relief device.
6. The pipeline pressure test distribution device according to claim 1, wherein the bottom of the pipeline water storage system is provided with a moving device.
7. The pipeline pressure test distribution device of claim 1, wherein the pipeline water storage system is provided with a driving operating rod at two sides of the tail end.
8. The distribution device for the pipeline pressure tests as claimed in claim 1, wherein the ends of the pressure leading port pipeline and the pressure relief port pipeline are provided with quick connectors for pressure tests.
9. The pipeline pressure test distribution device of claim 1, wherein the pipeline water storage system, the pressure test water supply inlet, the pressure leading port pipeline, the pressure relief port pipeline and the pressure relief device are all made of austenitic stainless steel.
10. The pipeline pressure test distribution device according to claim 1, wherein a first control valve is arranged on the pressure leading port pipeline; and a second control valve is arranged on the pressure relief opening pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222045357.4U CN217878699U (en) | 2022-08-04 | 2022-08-04 | Pipeline pressure test distribution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222045357.4U CN217878699U (en) | 2022-08-04 | 2022-08-04 | Pipeline pressure test distribution device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217878699U true CN217878699U (en) | 2022-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222045357.4U Active CN217878699U (en) | 2022-08-04 | 2022-08-04 | Pipeline pressure test distribution device |
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|---|---|
| CN (1) | CN217878699U (en) |
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- 2022-08-04 CN CN202222045357.4U patent/CN217878699U/en active Active
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