CN215865694U - Leak detection device of pressure vessel - Google Patents
Leak detection device of pressure vessel Download PDFInfo
- Publication number
- CN215865694U CN215865694U CN202120443699.4U CN202120443699U CN215865694U CN 215865694 U CN215865694 U CN 215865694U CN 202120443699 U CN202120443699 U CN 202120443699U CN 215865694 U CN215865694 U CN 215865694U
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- China
- Prior art keywords
- shell
- pressure container
- pressure
- pressure vessel
- casing
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- 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.)
- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 abstract description 5
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 8
- 229910052715 tantalum Inorganic materials 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001200 Ferrotitanium Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
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Abstract
The utility model discloses a leak detection device of a pressure container, which comprises a shell for accommodating the pressure container, wherein the bottom of the shell for accommodating the pressure container is fixedly connected with a support frame, the upper end of the support frame is provided with the pressure container, the upper end of the pressure container is provided with a pressure gauge and a safety valve, the right end of the pressure container is provided with a transmission pipeline, the transmission pipeline is fixedly connected with a flange, the other end of the flange is provided with a communication pipeline, the right end of the communication pipeline is communicated with a replacement valve, two pistons are arranged in the replacement valve shell and are matched with the shell, the two pistons are connected through a piston rod, the piston rod extends into an electromagnetic control chamber, one end, far away from the electromagnetic control chamber, in the replacement valve shell is provided with a spring, the spring is connected with the piston and the shell, and the right sides, corresponding to the upper piston and the lower piston in the shell, are respectively provided with a connection pipeline and a water inlet pipe. Compared with the prior art, the utility model has the advantages that: time and labor are saved, the air leakage position can be accurately found, and the operation is simple and convenient.
Description
Technical Field
The utility model relates to the technical field of detection, in particular to a leak detection device for a pressure container.
Background
In the manufacturing process of the pressure container, a welding process is mostly adopted for manufacturing the pressure container, and the pressure container is manufactured by taking tantalum metal as a lining layer, such as a tantalum-titanium-steel multilayer composite plate pressure container and a tantalum-copper-steel multilayer composite plate pressure container, but because the price of the tantalum metal is high, the thickness of the tantalum layer of the lining is very thin. In the manufacturing process, the welding of the tantalum layer is mainly fillet welding, and the current nondestructive testing method is difficult to carry out buried defect detection on the thinner tantalum layer. During use of the pressure vessel, corrosion penetration defects may occur due to the very thin tantalum layer. In addition, because of different thermal expansion coefficients of steel and tantalum, the welding seam of the tantalum layer is easy to crack under the influence of temperature difference stress, corrosive media flows out, destructive influence is caused on the steel base layer with weak corrosion resistance, the corrosion area and the corrosion degree cannot be directly observed, and serious consequences can be caused if corrosion leakage is not found in time. In order to solve the problems that medium leakage cannot be found in time in the process of welding seam quality detection and use in the manufacturing process, a leakage detection device can be arranged to detect the safety performance of a pressure container, the existing leakage detection device is used for detecting whether the pressure container leaks or not, and pressure is generally supplied to the pressure container through a pressure source firstly. However, the manual direct operation of the pressure source has certain dangerousness, brings potential safety hazards to the use, cannot find an air leakage position, wastes time and labor, and is complex to operate.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem and provides a pressure vessel leakage detection device which is time-saving, labor-saving, accurate in finding a leakage position and simple and convenient to operate.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: a leak detection device of a pressure vessel comprises a shell for accommodating the pressure vessel, wherein a support frame is fixedly connected to the bottom of the shell for accommodating the pressure vessel, the upper end of the support frame is provided with the pressure vessel, the upper end of the pressure vessel is provided with a pressure gauge and a safety valve, the pressure gauge and the safety valve penetrate through the shell for accommodating the pressure vessel and extend to the outside of the shell, the right end of the pressure vessel is provided with a transmission pipeline, the transmission pipeline is positioned at the port of the pressure vessel and is provided with a rubber sealing sleeve, the transmission pipeline penetrates through the side wall of the shell for accommodating the pressure vessel and extends to the outside and is fixedly connected with a flange, the other end of the flange is provided with a communication pipeline, the right end of the communication pipeline is in through connection with a replacement valve, the replacement valve is internally provided with a closed shell and an electromagnetic control chamber, two pistons are arranged in the replacement valve shell and are matched with the shell, the two pistons between be connected by the piston rod, the piston rod extend to in the electromagnetic control room, the change valve casing in keep away from the one end of electromagnetic control room and be equipped with the spring, spring coupling piston and casing, the right side that two pistons correspond respectively about being located the casing be equipped with connecting tube and inlet tube.
As the improvement, the shell for accommodating the pressure container is in a sealed transparent state, and the left end of the shell for accommodating the pressure container is hinged with a sealing door, so that the observation and the detection are convenient.
As an improvement, the four support frames are respectively distributed at the lower end of the pressure container, so that the pressure container is in a stable state.
As an improvement, the connecting pipeline is provided with a tee joint, the right end of the tee joint is provided with a leak detector, and the upper end of the tee joint is provided with a control valve, so that whether the tee joint is in a leakage state or not can be observed.
As an improvement, the water inlet pipe is provided with a stop valve, the right end of the water inlet pipe is connected with a booster pump, the right end of the booster pump is provided with a water suction pipe, the water suction pipe is positioned in the water storage barrel, and water is discharged into the pressure container to be matched with gas to observe where water leakage is accurately positioned.
Compared with the prior art, the utility model has the advantages that: this device has set up the casing that holds pressure vessel and has made pressure vessel be experimental under the closed condition, has set up manometer and leak detector and can observe whether being in the leakage state, has set up the water storage bucket, has absorbed water pipe, booster pump and inlet tube and has cooperateed for water emits into to pressure vessel and gas phase cooperation and observes where accurate positioning of leaking, and whole device labour saving and time saving, accurate finding leak gas department, easy and simple to handle.
Drawings
Fig. 1 is a schematic structural view of a leak detection apparatus for a pressure vessel according to the present invention.
As shown in the figure: 1. the device comprises a shell for accommodating a pressure container, 2, a support frame, 3, the pressure container, 4, a pressure gauge, 5, a safety valve, 6, a transmission pipeline, 7, a rubber sealing sleeve, 8, a flange, 9, a communication pipeline, 10, a replacement valve, 11, an electromagnetic control chamber, 12, a piston, 13, a piston rod, 14, a spring, 15, a connecting pipeline, 16, a water inlet pipe, 17, a tee joint, 18, a leak detector, 19, a control valve, 20, a stop valve, 21, a booster pump, 22, a water suction pipe, 23, a water storage barrel, 1.1 and a sealing door.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are only for the purpose of explaining the present invention and are not intended to limit the present invention.
In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.
In the description of the present invention, it should be noted that the term "connected" is to be understood broadly, for example, it may be a fixed connection, a detachable connection, or an integral connection, unless otherwise explicitly specified or limited, and those skilled in the art can understand the specific meaning of the above terms in the present invention in a specific case.
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to fig. 1, a leak detection device for a pressure vessel includes a casing 1 for accommodating the pressure vessel, the casing 1 for accommodating the pressure vessel is in a sealed transparent state, a sealing door 1.1 is hinged to the left end of the casing 1 for accommodating the pressure vessel, a support frame 2 is fixedly connected to the bottom of the casing 1 for accommodating the pressure vessel, the support frames 2 are four and respectively distributed at the lower end of the pressure vessel 3, the pressure vessel 3 is arranged at the upper end of the support frame 2, a pressure gauge 4 and a safety valve 5 are arranged at the upper end of the pressure vessel 3, the pressure gauge 4 and the safety valve 5 extend to the outside through the casing 1 for accommodating the pressure vessel, a transmission pipeline 6 is arranged at the right end of the pressure vessel 3, the transmission pipeline 6 is arranged at the port of the pressure vessel 3 and is provided with a rubber sealing sleeve 7, the transmission pipeline 6 extends to the outside through the side wall of the casing 1 for accommodating the pressure vessel and is fixedly connected with a flange 8, the other end of the flange 8 is provided with a communicating pipeline 9, the right end of the communicating pipeline 9 is connected with a replacement valve 10 in a penetrating way, the replacement valve 10 is internally provided with a closed shell and an electromagnetic control chamber 11, the shell of the replacement valve 10 is internally provided with two pistons 12 which are matched with the shell, the two pistons 12 are connected by a piston rod 13, the piston rod 13 extends into the electromagnetic control chamber 11, one end of the shell of the replacement valve 10, which is far away from the electromagnetic control chamber 11, is provided with a spring 14, the spring 14 is connected with the pistons 12 and the shell, the right sides of the upper and the lower pistons 12 in the shell, which correspond to each other, are provided with a connecting pipeline 15 and a water inlet pipe 16, the connecting pipeline 15 is provided with a tee joint 17, the right end of the tee joint 17 is provided with a leak detector 18, the upper end of the tee joint is provided with a control valve 19, and the water inlet pipe 16 is provided with a stop valve 20, the right end is connected with a booster pump 21, the right end of the booster pump 21 is provided with a water suction pipe 22, and the water suction pipe 22 is positioned in a water storage barrel 23.
In the specific implementation of the utility model, the pressure container 3 is put on the support frame 2 in the housing 1 for accommodating the pressure container, then the water in the water storage bucket 23 is sucked out through the booster pump 21, the stop valve 20 is opened, then the electromagnetic control chamber 11 is controlled, the piston rod 13 in the housing is moved upwards, the piston 12 at the upper end is enabled to block the connecting pipeline 15, the water inlet pipe 16 corresponding to the piston 12 at the lower end is communicated with the communicating pipeline 9, the water is discharged into the pressure container 3, the stop valve 20 is closed after about 5 minutes, the control valve 19 is opened, then the electromagnetic control chamber 11 is controlled, the piston rod 13 in the housing is moved downwards, the piston 12 at the lower end is enabled to block the water inlet pipe 16, the connecting pipeline 15 corresponding to the piston 12 at the upper end is communicated with the communicating pipeline 9, the external air is squeezed into the pressure container 3, and the pressure container 3 enables the leaking part to discharge the water under the gas pressure, since the casing 1 accommodating the pressure vessel is transparent, the specific position can be observed, and the change of the pressure gauge 4 and the leak detector 18 can be observed to judge whether or not the pressure vessel is in a leak state.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. Leak detection apparatus for a pressure vessel, comprising a casing (1) accommodating the pressure vessel, characterized in that: the bottom of the shell (1) containing the pressure container is fixedly connected with a support frame (2), the upper end of the support frame (2) is provided with the pressure container (3), the upper end of the pressure container (3) is provided with a pressure gauge (4) and a safety valve (5), the pressure gauge (4) and the safety valve (5) penetrate through the shell (1) containing the pressure container and extend to the outside of the shell, the right end of the pressure container (3) is provided with a transmission pipeline (6), the transmission pipeline (6) is positioned at the port of the pressure container (3) and is provided with a rubber sealing sleeve (7), the transmission pipeline (6) penetrates through the side wall of the shell (1) containing the pressure container and extends to the outside and is fixedly connected with a flange (8), the other end of the flange (8) is provided with a communicating pipeline (9), and the right end of the communicating pipeline (9) is connected with a replacing valve (10) in a penetrating manner, change valve (10) in be equipped with confined casing and electromagnetic control room (11), change valve (10) casing in be equipped with two pistons (12) and all cooperate with the casing, two pistons (12) between be connected by piston rod (13), piston rod (13) extend to in the electromagnetic control room (11), the one end of keeping away from electromagnetic control room (11) in changing valve (10) casing be equipped with spring (14), spring (14) connect piston (12) and casing, the right side that is located two pistons (12) and corresponds respectively about the casing be equipped with connecting tube (15) and inlet tube (16).
2. Leak detection apparatus for a pressure vessel according to claim 1, wherein: the shell (1) containing the pressure container is in a sealed state, and the left end of the shell (1) containing the pressure container is hinged with a sealing door (1.1).
3. Leak detection apparatus for a pressure vessel according to claim 1, wherein: the four support frames (2) are respectively distributed at the lower end of the pressure container (3).
4. Leak detection apparatus for a pressure vessel according to claim 1, wherein: the connecting pipeline (15) is provided with a tee joint (17), the right end of the tee joint (17) is provided with a leak detector (18), and the upper end of the tee joint is provided with a control valve (19).
5. Leak detection apparatus for a pressure vessel according to claim 1, wherein: the water inlet pipe (16) on be equipped with stop valve (20), booster pump (21) is connected to the right-hand member, the right-hand member of booster pump (21) be equipped with suction pipe (22), suction pipe (22) be located water storage bucket (23).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120443699.4U CN215865694U (en) | 2021-03-01 | 2021-03-01 | Leak detection device of pressure vessel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120443699.4U CN215865694U (en) | 2021-03-01 | 2021-03-01 | Leak detection device of pressure vessel |
Publications (1)
Publication Number | Publication Date |
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CN215865694U true CN215865694U (en) | 2022-02-18 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202120443699.4U Expired - Fee Related CN215865694U (en) | 2021-03-01 | 2021-03-01 | Leak detection device of pressure vessel |
Country Status (1)
Country | Link |
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CN (1) | CN215865694U (en) |
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2021
- 2021-03-01 CN CN202120443699.4U patent/CN215865694U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220218 |