CN219842117U - Pressure vessel tightness inspection device - Google Patents

Pressure vessel tightness inspection device Download PDF

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Publication number
CN219842117U
CN219842117U CN202320374905.XU CN202320374905U CN219842117U CN 219842117 U CN219842117 U CN 219842117U CN 202320374905 U CN202320374905 U CN 202320374905U CN 219842117 U CN219842117 U CN 219842117U
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CN
China
Prior art keywords
pressure vessel
plate
testing device
pressure container
pressure
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Active
Application number
CN202320374905.XU
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Chinese (zh)
Inventor
张斌
杜永斌
周旭
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Tianjin Institute Of Special Equipment Supervision And Inspection Technology (tianjin Special Equipment Accident Emergency Investigation And Treatment Center)
Tianjin Ninghe District Metrology And Special Equipment Verification Center
Original Assignee
Tianjin Institute Of Special Equipment Supervision And Inspection Technology (tianjin Special Equipment Accident Emergency Investigation And Treatment Center)
Tianjin Ninghe District Metrology And Special Equipment Verification Center
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Application filed by Tianjin Institute Of Special Equipment Supervision And Inspection Technology (tianjin Special Equipment Accident Emergency Investigation And Treatment Center), Tianjin Ninghe District Metrology And Special Equipment Verification Center filed Critical Tianjin Institute Of Special Equipment Supervision And Inspection Technology (tianjin Special Equipment Accident Emergency Investigation And Treatment Center)
Priority to CN202320374905.XU priority Critical patent/CN219842117U/en
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Abstract

The utility model discloses a pressure container tightness testing device, which comprises a base, wherein a limit side plate is arranged on one side of the base, the top end of the limit side plate is connected with a jacking structure, the inner side of the limit side plate is distributed with a pressure container main body, and the top end of the pressure container main body is connected with a sealing plug; the combined use between the exhaust tube, the exhaust pump, the test tube and the dial gauge that utilize the setting can judge whether the whole pressure vessel main part exists the condition of gas leakage according to the change of actual water level, and the air that utilizes the exhaust pump that sets up to pass through the exhaust tube with the inside of pressure vessel main part is evacuated during the use, seals the exhaust tube afterwards, then pours the inboard of test tube into water, and then judges whether the change of pressure exists in whole pressure vessel main part through observing the change of water level, more convenient and fast also is convenient for observe simultaneously.

Description

Pressure vessel tightness inspection device
Technical Field
The utility model relates to the field of pressure container tightness inspection devices, in particular to a pressure container tightness inspection device.
Background
The pressure container is a closed device for containing gas or liquid and bearing certain pressure, and the tightness test of the pressure container is always an important link of the production and the processing of the pressure container;
the utility model discloses a pressure container tightness testing device, such as the utility model disclosed by the authority publication No. CN216846744U, which solves the problem that the traditional pressure container tightness testing device has a single structure for testing the tightness of the pressure container, so that the testing effect is poor.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a pressure container tightness testing device, which can solve the problems that the traditional pressure container tightness testing device has a single structure for testing tightness of the pressure container and has poor testing effect, but most of the traditional tightness testing devices are used for testing the pressure container by placing the pressure container in a water tank and judging whether the device has air leakage or not by observing whether air bubbles are generated in the water tank or not, and the testing mode has a certain error in the condition that gaps are smaller at the air leakage position of the pressure container so as to influence the testing result.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a pressure vessel tightness verifying attachment, includes the base, spacing curb plate is installed to one side of base, just the top of spacing curb plate is connected with the jacking structure, the inboard of spacing curb plate distributes there is the pressure vessel main part, just the top of pressure vessel main part is connected with the sealing plug, the inboard of sealing plug runs through there is the exhaust tube, just surface mounting has the aspiration pump before the top of exhaust tube, one side of exhaust tube distributes there is the test tube, just the front surface of test tube is equipped with the scale table, the water storage chamber has been seted up to the inboard of test tube.
As a preferable technical scheme of the utility model, the jacking structure comprises an air cylinder and a top beam, wherein the air cylinder is fixedly arranged at the top end of the limiting side plate, and the other end of the air cylinder is connected with the top beam.
As a preferable technical scheme of the utility model, the bottom of the pressure container main body is connected with a lifting plate, the bottom of the lifting plate is connected with a pressure sensor, and one side of the lifting plate is provided with a sliding block.
As a preferable technical scheme of the utility model, one side of the limiting side plate is provided with an adjusting groove, the inner side of the limiting side plate is provided with a vertical rod, and the outer surface of the vertical rod is sleeved with a spring.
As a preferable technical scheme of the utility model, the top beam is in sliding connection with the limit side plate through the air cylinder, and the air cylinders are equidistantly distributed at the bottom of the top beam.
As a preferable technical scheme of the utility model, the lifting plate is in sliding connection with the vertical rod through the sliding block, and the sliding blocks are symmetrically distributed along the vertical center line of the lifting plate.
Compared with the prior art, the utility model has the following beneficial effects:
1. the combined use of the arranged air extraction pipe, the air extraction pump, the test tube and the dial gauge can judge whether the whole pressure container main body has air leakage according to the change of the actual water level, and the air in the pressure container main body is evacuated through the air extraction pipe by the aid of the arranged air extraction pump during use, the air extraction pipe is sealed, water is filled into the inner side of the test tube, and then whether the whole pressure container main body has pressure change is judged by observing the change of the water level, so that the pressure container is more convenient and quick, and meanwhile, the observation is convenient;
2. the pressure sensor is used for detecting the air tightness of the container, and when the pressure sensor senses that the weight of the pressure container main body changes, the pressure sensor transmits data to the display screen to display the pressure data, and an operator can know whether the pressure container main body leaks or not when observing that the pressure data on the display screen changes.
Drawings
FIG. 1 is a schematic diagram of a pressure vessel tightness test apparatus according to the present utility model;
FIG. 2 is an enlarged schematic view of the tightness test device for pressure vessels of the present utility model at A in FIG. 1;
FIG. 3 is a schematic side view of a test tube of the pressure vessel tightness test device of the present utility model;
FIG. 4 is a schematic perspective view of a limiting side plate of the pressure vessel tightness test device of the present utility model;
wherein: 1. a base; 2. a limit side plate; 3. a cylinder; 4. a top beam; 5. a pressure vessel body; 6. a sealing plug; 7. an exhaust pipe; 8. an air extracting pump; 9. a test tube; 10. a scale; 11. a water storage cavity; 12. a lifting plate; 13. a pressure sensor; 14. a slide block; 15. an adjustment tank; 16. a vertical rod; 17. and (3) a spring.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.
Examples
Referring to fig. 1 and 4, the utility model provides a pressure container tightness testing device, which comprises a base 1, wherein one side of the base 1 is provided with a limit side plate 2, the top end of the limit side plate 2 is connected with a jacking structure, the jacking structure comprises a cylinder 3 and a top beam 4, the cylinder 3 is fixedly arranged at the top end of the limit side plate 2, the other end of the cylinder 3 is connected with the top beam 4, the top beam 4 is in sliding connection with the limit side plate 2 through the cylinder 3, the cylinder 3 is equidistantly distributed at the bottom of the top beam 4, the inner side of the limit side plate 2 is provided with a pressure container main body 5, the top end of the pressure container main body 5 is connected with a sealing plug 6, the inner side of the sealing plug 6 penetrates through an exhaust pipe 7, the front surface of the top end of the exhaust pipe 7 is provided with an exhaust pump 8, one side of the exhaust pipe 7 is provided with a test pipe 9, the front surface of the test pipe 9 is provided with a dial gauge 10, and the inner side of the test pipe 9 is provided with a water storage cavity 11;
when the pressure container is used, the pressure container main body 5 is placed between the two limiting side plates 2, then the pressure container main body 5 is pressed down on the lifting plate 12, meanwhile, the cylinder 3 works to drive the top beam 4 connected with the top end of the pressure container main body to move longitudinally, and then the top beam 4 drives the sealing structure connected with the bottom of the pressure container main body to move longitudinally, so that the pressure container main body 5 is sealed by the sealing structure, and the subsequent sealing detection is facilitated;
as a further implementation manner of this embodiment, as shown in fig. 1, 2 and 3, a pressure vessel main body 5 is distributed on the inner side of a limit side plate 2, a sealing plug 6 is connected to the top end of the pressure vessel main body 5, an exhaust pipe 7 penetrates through the inner side of the sealing plug 6, an exhaust pump 8 is installed on the front surface of the top end of the exhaust pipe 7, the exhaust pipe 7 is communicated with the inner side of the pressure vessel main body 5, a test pipe 9 is distributed on one side of the exhaust pipe 7, a scale 10 is arranged on the front surface of the test pipe 9, a water storage cavity 11 is formed on the inner side of the test pipe 9, a lifting plate 12 is connected to the bottom of the pressure vessel main body 5, a pressure sensor 13 is connected to the bottom of the lifting plate 12, the lifting plate 12 is in sliding connection with a vertical rod 16 through a sliding block 14, the sliding block 14 is symmetrically distributed along the vertical center line of the lifting plate 12, a sliding block 14 is installed on one side of the lifting plate 12, an adjusting groove 15 is formed on one side of the limit side plate 2, a vertical rod 16 is formed on the inner side of the limit side plate 2, and a spring 17 and a vertical rod 16 is sleeved on the outer surface of the limiting plate 16 is symmetrically distributed along the vertical center line of the base 1;
when the pressure container main body 5 is placed on the lifting plate 12, the lifting plate 12 is pressed down, the lifting plate 12 is contacted with the pressure sensor 13 arranged at the bottom of the lifting plate 12 and presses the pressure sensor 13, meanwhile, the lifting plate 12 is pressed down to drive the sliding blocks 14 symmetrically arranged at two sides to longitudinally slide along the vertical rods 16, the sliding blocks 14 longitudinally slide to press the springs 17 connected with the bottoms of the sliding blocks to deform the sliding blocks to generate reverse acting force, then after the position of the pressure container main body 5 is positioned, the whole container main body is subjected to sealing treatment by using the sealing plug 6, then the air at the inner side of the pressure container main body 5 is pumped out by using the operation of the air pump 8, then the air exhaust pipe 7 is subjected to sealing treatment, and when the air exhaust pipe 7 is sealed, water is injected into the inner side of the water storage cavity 11 arranged at the inner side of the test pipe 9, then the scale 10 is observed, if the water level on the scale 10 changes, the sealing performance of the pressure container main body 5 is poor, and if the water level on the scale 10 does not change, the sealing performance of the pressure container main body 5 is good;
the specific working principle is as follows:
when the pressure container body 5 is used, the pressure container body 5 is placed in the middle of the two limiting side plates 2, the lifting plate 12 is pressed down, the lifting plate 12 is in contact with the pressure sensor 13, the pressure sensor 13 is extruded at the same time, then the lifting plate 12 is pressed down to drive the sliding blocks 14 which are symmetrically arranged at two sides to longitudinally slide along the vertical rods 16, the sliding blocks 14 longitudinally slide to press the springs 17 connected with the bottoms of the sliding blocks, the sliding blocks are deformed to generate reverse acting force, then the cylinder 3 is used for working to drive the top beam 4 connected with the top end to longitudinally move, then the top beam 4 is used for driving the sealing plug 6 connected with the bottom of the top beam 4 to seal the pressure container body 5, then the air in the pressure container body 5 is pumped out by the operation of the air pump 8, then the air pumping tube 7 is used for sealing, water is injected into the inner side of the water storage cavity 11 formed in the inner side of the test tube 9 after the air pumping tube 7 is sealed, then the scale 10 is observed, if the water level on the scale 10 changes, namely the pressure container body 5 is poor in tightness, the situation of air leakage exists in places, and if the water level on the scale 10 does not change, the scale indicates that the tightness of the pressure container body 5 is good.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a pressure vessel tightness testing device, includes base (1), its characterized in that: spacing curb plate (2) are installed to one side of base (1), just the top of spacing curb plate (2) is connected with the jacking structure, the inboard of spacing curb plate (2) distributes and has pressure vessel main part (5), just the top of pressure vessel main part (5) is connected with sealing plug (6), the inboard of sealing plug (6) is run through there is exhaust tube (7), just surface mounting has aspiration pump (8) before the top of exhaust tube (7), one side of exhaust tube (7) is distributed there is test tube (9), just the front surface of test tube (9) is equipped with scale (10), water storage chamber (11) have been seted up to the inboard of test tube (9).
2. A pressure vessel tightness testing device according to claim 1, wherein: the jacking structure comprises an air cylinder (3) and a top beam (4), wherein the air cylinder (3) is fixedly arranged at the top end of the limiting side plate (2), and the top beam (4) is connected with the other end of the air cylinder (3).
3. A pressure vessel tightness testing device according to claim 1, wherein: the bottom of pressure vessel main part (5) is connected with lifter plate (12), and the bottom of lifter plate (12) is connected with pressure sensor (13), slider (14) are installed to one side of lifter plate (12).
4. A pressure vessel tightness testing device according to claim 3, wherein: an adjusting groove (15) is formed in one side of the limiting side plate (2), a vertical rod (16) is formed in the inner side of the limiting side plate (2), and a spring (17) is sleeved on the outer surface of the vertical rod (16).
5. A pressure vessel tightness testing device according to claim 2, wherein: the top beam (4) is in sliding connection with the limiting side plate (2) through the air cylinder (3), and the air cylinders (3) are equidistantly distributed at the bottom of the top beam (4).
6. A pressure vessel tightness testing device according to claim 4, wherein: the lifting plate (12) is in sliding connection with the vertical rod (16) through the sliding block (14), and the sliding blocks (14) are symmetrically distributed along the vertical center line of the lifting plate (12).
CN202320374905.XU 2023-03-01 2023-03-01 Pressure vessel tightness inspection device Active CN219842117U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320374905.XU CN219842117U (en) 2023-03-01 2023-03-01 Pressure vessel tightness inspection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320374905.XU CN219842117U (en) 2023-03-01 2023-03-01 Pressure vessel tightness inspection device

Publications (1)

Publication Number Publication Date
CN219842117U true CN219842117U (en) 2023-10-17

Family

ID=88299964

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320374905.XU Active CN219842117U (en) 2023-03-01 2023-03-01 Pressure vessel tightness inspection device

Country Status (1)

Country Link
CN (1) CN219842117U (en)

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