CN211740585U - Portable pipeline hydrostatic test auxiliary device of nuclear power station - Google Patents
Portable pipeline hydrostatic test auxiliary device of nuclear power station Download PDFInfo
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- CN211740585U CN211740585U CN202020393133.0U CN202020393133U CN211740585U CN 211740585 U CN211740585 U CN 211740585U CN 202020393133 U CN202020393133 U CN 202020393133U CN 211740585 U CN211740585 U CN 211740585U
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Abstract
The utility model discloses a portable pipeline hydrostatic test auxiliary device of nuclear power station, including the flange main part, detachable hydrostatic test pipeline is installed to the bottom of flange main part, and the hydrostatic test pipeline includes hydrostatic test device inlet pipe, and the one end that the flange main part was kept away from to hydrostatic test device inlet pipe is equipped with hydrostatic test pump interface, and hydrostatic test device inlet pipe is close to the one end of hydrostatic test pump interface and installs hydrostatic test device entry isolating valve, has seted up filling hole and exhaust hole in the flange main part. The utility model discloses having configured the portable flange that hydrostatic test used, using with the flange cooperation of pipeline self, supplying pipeline hydrostatic test to use, this configuration has adopted portable flange as hydrostatic test's pressure-bearing member, collects hydraulic test pump interface, pressure monitoring, superpressure and discharges and exhaust in an organic whole, has made things convenient for pipeline hydrostatic test's implementation, improves hydrostatic test's convenience and efficiency.
Description
Technical Field
The utility model relates to a pipeline hydrostatic test technical field especially relates to a portable pipeline hydrostatic test auxiliary device of nuclear power station.
Background
The nuclear power station pipeline hydrostatic test is carried out after the pipeline is installed, verify that the bearing capacity of pipeline and continuous equipment meets the requirements, the design pressure of different pipeline sections in the piping is not identical, therefore, the hydrostatic test adopts the mode of carrying out in sections, some pipelines can cause the hydrostatic test to have no interface because of not having water delivery and exhaust, then need press blind plate or pipeline section temporarily in the design of pipeline end, this can bring inconvenience for pipeline hydrostatic test, and the pipeline size is not identical, need design different equipment of suppressing temporarily, the waste of resource and the hysteresis of progress have been caused, the test cost has been increased, consequently, need improve to this.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the inconvenient problem of pipeline hydrostatic test among the prior art, and the portable pipeline hydrostatic test auxiliary device of a nuclear power station that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a portable pipeline hydrostatic test auxiliary device of a nuclear power station comprises a flange main body, wherein a detachable hydrostatic test pipeline is installed at the bottom end of the flange main body, the hydrostatic test pipeline comprises a hydrostatic test device inlet pipeline, a hydrostatic test pump interface is arranged at one end, away from the flange main body, of the hydrostatic test device inlet pipeline, a hydrostatic test device inlet isolating valve is installed at one end, close to the hydrostatic test pump interface, of the hydrostatic test device inlet pipeline, an injection hole and an exhaust hole are formed in the flange main body, a detachable hydrostatic test device outlet pipeline is installed at the top end of the flange main body, an exhaust pipeline is connected to the outer side wall, close to one end of the flange main body, of the hydrostatic test device outlet pipeline, an exhaust pipeline interface is arranged at one end, away from the flange main body, of the exhaust pipeline, an exhaust pipeline isolating valve is installed at one, the outer side wall of the outlet pipeline of the hydraulic test device, which is far away from one end of the flange main body, is connected with a pressure leading pipe, one end of the pressure leading pipe, which is far away from the flange main body, is provided with a pressure gauge, and one end of the pressure leading pipe, which is close to the pressure gauge, is provided with a pressure gauge isolation valve.
Preferably, an inlet pipeline quick connector matched with the inlet pipeline of the hydrostatic test device is arranged on the bottom wall of the flange main body.
Preferably, an outlet pipeline quick connector matched with the outlet pipeline of the hydrostatic test device is arranged on the top wall of the flange main body.
Preferably, a safety valve is installed at one end, far away from the flange main body and the pressure guiding pipe, of the outlet pipeline of the hydraulic test device, and a safety valve discharge pipeline is connected between the safety valve and the exhaust pipeline.
Compared with the prior art, the utility model discloses there is following beneficial effect: this design has configured the portable flange that hydrostatic test used, use with the flange cooperation of pipeline self, supply pipeline hydrostatic test to use, leave detachable hydrostatic test pipeline on the flange, there is the test interface on the pipeline, a hydraulic test pump is connected for, it has filling hole and exhaust hole to open on the flange face, a pipeline is injected to the high pressure fluid, and the gas in the discharge tube way, manometer and relief valve have been set up on the hydrostatic test device export pipeline, a pressure and the superpressure that is used for monitoring hydrostatic test discharge, the exhaust duct is used for the pipeline to exhaust, the passageway of superpressure discharge is regarded as simultaneously. The portable flange is adopted as a pressure bearing member of the hydraulic test, and the hydraulic test pump connector, the pressure monitoring, the overpressure discharging and the exhaust are integrated, so that the implementation of the pipeline hydraulic test is facilitated, and the convenience and the efficiency of the hydraulic test are improved.
Drawings
Fig. 1 is a schematic structural diagram of a portable pipeline hydrostatic test auxiliary device of a nuclear power station provided by the present invention;
fig. 2 is a schematic structural view of the flange main body of the portable pipeline hydrostatic test auxiliary device of the nuclear power station in a first state;
fig. 3 is the utility model provides a structural schematic diagram of portable pipeline hydrostatic test auxiliary device flange main part during second state of nuclear power station.
In the figure: 1 hydrostatic test pump interface, 2 hydrostatic test device entry isolating valve, 3 hydrostatic test device entry pipelines, 4 entry pipeline quick-operation joints, 5 filling orifices, 6 flange main parts, 7 exhaust holes, 8 exit pipeline quick-operation joints, 9 hydrostatic test device exit pipeline, 10 relief valves, 11 relief valve discharge pipeline, 12 pressure leading pipe, 13 manometer isolating valve, 14 manometer, 15 exhaust duct, 16 exhaust duct isolating valve, 17 exhaust duct interface.
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.
Referring to fig. 1-3, a portable pipeline hydrostatic test auxiliary device of a nuclear power station comprises a flange main body 6, the flange main body 6 can be matched with a flange of a pipeline for use in a hydrostatic test of the pipeline, a detachable hydrostatic test pipeline is installed at the bottom end of the flange main body 6, the hydrostatic test pipeline comprises a hydrostatic test device inlet pipeline 3, a hydrostatic test pump interface 1 is arranged at one end of the hydrostatic test device inlet pipeline 3 away from the flange main body 6, a hydrostatic test device inlet isolating valve 2 is installed at one end of the hydrostatic test device inlet pipeline 3 close to the hydrostatic test pump interface 1, an inlet pipeline quick connector 4 matched with the hydrostatic test device inlet pipeline 3 is arranged on the bottom wall of the flange main body 6, the hydrostatic test device inlet pipeline 3 can be conveniently and quickly connected to the flange main body 6, and the hydrostatic test pump can be connected with the hydrostatic test pump interface 1, thereby facilitating attachment of the hydrostatic test pump to the flange body 6.
Have seted up filling hole 5 and exhaust hole 7 on the flange main part 6 for high-pressure fluid injection pipe says, and the gas in the discharge line way, detachable hydrostatic test device outlet pipe 9 is installed on the top of flange main part 6, sets up outlet pipe quick-operation joint 8 with hydrostatic test device outlet pipe 9 mutually supporting on the roof of flange main part 6, can be convenient, quick be connected to on the flange main part 6 with hydrostatic test device outlet pipe 9.
An exhaust pipeline 15 is connected to the outer side wall of one end, close to the flange main body 6, of the outlet pipeline 9 of the hydraulic test device, an exhaust pipeline interface 17 is arranged at one end, close to the exhaust pipeline interface 17, of the exhaust pipeline 15, an exhaust pipeline isolation valve 16 is installed at one end, close to the exhaust pipeline interface 17, of the exhaust pipeline 15, a pressure leading pipe 12 is connected to the outer side wall of one end, far away from the flange main body 6, of the outlet pipeline 9 of the hydraulic test device, a pressure gauge 14 is installed at one end, far away from the flange main body 6, of the pressure leading pipe 12, a pressure gauge isolation valve 13 is installed at one end, close to the pressure gauge 14, of the pressure leading pipe 12, a safety valve 10 is installed at one end, far away from the flange main body 6 and the pressure leading pipe 12, a safety valve discharge pipeline 11 is connected between the, the exhaust duct 15 serves for duct exhaust while serving as a passage for overpressure discharge.
In the utility model, when the pipeline needs to be hydrostatic tested, the flange main body 6 of the same series is selected according to the specification of the pipeline flange, after the flange is installed in a matched manner with the pipeline flange, the inlet pipeline 3 of the hydrostatic test device is connected to the flange main body 6 through the inlet pipeline quick joint 4, the outlet pipeline 9 of the hydrostatic test device is connected to the flange main body 6 through the outlet pipeline quick joint 8, the hydrostatic test pump is connected with the hydrostatic test pump interface 1, the exhaust pipeline interface 17 is connected with the downstream drainage pipeline, the inlet isolating valve 2 of the hydrostatic test device, the exhaust pipeline isolating valve 16 and the pressure gauge isolating valve 13 are opened, the hydrostatic test pump is utilized to inject water into the pipeline through the injection hole 5, and meanwhile, the gas in the pipeline is discharged through the exhaust pipeline 15 through the exhaust hole 7; after water filling and air exhausting are finished, the exhaust pipeline isolation valve 16 is closed, the pipeline is slowly pressurized by using the hydrostatic test pump, the pressure in the pipeline is monitored by the pressure gauge 14 until the target test pressure is reached, the hydrostatic test pump is adjusted to maintain the pipeline pressure stable, if overpressure occurs, fluid is discharged from the safety valve discharge pipeline 11 through the safety valve 10, the pipeline is guaranteed not to be damaged, the hydrostatic test pump is closed after the target test pressure is met, the system is slowly depressurized until the pressure is reduced to normal pressure by slowly opening the exhaust pipeline isolation valve 16, and after the hydrostatic test is completed, the pipeline and the flange of the hydrostatic test auxiliary device are sequentially detached.
Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a portable pipeline hydrostatic test auxiliary device of nuclear power station, includes flange main part (6), its characterized in that: the detachable hydraulic test pipeline is installed at the bottom end of the flange main body (6), the hydraulic test pipeline comprises a hydraulic test device inlet pipeline (3), one end, away from the flange main body (6), of the hydraulic test device inlet pipeline (3) is provided with a hydraulic test pump interface (1), one end, close to the hydraulic test pump interface (1), of the hydraulic test device inlet pipeline (3) is provided with a hydraulic test device inlet isolating valve (2), an injection hole (5) and an exhaust hole (7) are formed in the flange main body (6), the top end of the flange main body (6) is provided with a detachable hydraulic test device outlet pipeline (9), the outer side wall, close to one end of the flange main body (6), of the hydraulic test device outlet pipeline (9) is connected with an exhaust pipeline (15), one end, away from the flange main body (6), of the exhaust pipeline (15) is provided with an exhaust pipeline interface (17), exhaust duct (15) are close to the one end of exhaust duct interface (17) and install exhaust duct isolating valve (16), it presses pipe (12) to be connected with on the lateral wall of keeping away from flange main part (6) one end on hydrostatic test device export pipeline (9), it installs manometer (14) to press the one end of pressing pipe (12) to keep away from flange main part (6), it installs manometer isolating valve (13) to press the one end of pressing pipe (12) to be close to manometer (14).
2. The portable pipeline hydrostatic test auxiliary device of the nuclear power station as set forth in claim 1, wherein: and an inlet pipeline quick connector (4) matched with the inlet pipeline (3) of the hydrostatic test device is arranged on the bottom wall of the flange main body (6).
3. The portable pipeline hydrostatic test auxiliary device of the nuclear power station as set forth in claim 1, wherein: and an outlet pipeline quick connector (8) matched with the outlet pipeline (9) of the hydrostatic test device is arranged on the top wall of the flange main body (6).
4. The portable pipeline hydrostatic test auxiliary device of the nuclear power station as set forth in claim 1, wherein: a safety valve (10) is installed at one end, far away from the flange main body (6) and the pressure leading pipe (12), of the outlet pipeline (9) of the hydraulic test device, and a safety valve discharge pipeline (11) is connected between the safety valve (10) and the exhaust pipeline (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020393133.0U CN211740585U (en) | 2020-03-24 | 2020-03-24 | Portable pipeline hydrostatic test auxiliary device of nuclear power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020393133.0U CN211740585U (en) | 2020-03-24 | 2020-03-24 | Portable pipeline hydrostatic test auxiliary device of nuclear power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211740585U true CN211740585U (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020393133.0U Active CN211740585U (en) | 2020-03-24 | 2020-03-24 | Portable pipeline hydrostatic test auxiliary device of nuclear power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211740585U (en) |
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2020
- 2020-03-24 CN CN202020393133.0U patent/CN211740585U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |