CN213456036U

CN213456036U - Pressure vessel sealing inspection device

Info

Publication number: CN213456036U
Application number: CN202023032670.1U
Authority: CN
Inventors: 褚衍领; 邵玉龙; 郭英恩
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-06-15
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a pressure vessel seals verifying attachment mainly relates to the verifying attachment field. The supporting frame is characterized by comprising a supporting frame, a sealing block is arranged at the bottom of the supporting frame, a supporting plate is arranged at the bottom of the supporting frame, a pressure container is placed on the supporting plate, an elastic telescopic rod is further arranged on the supporting frame, the distance between the supporting plate and the supporting frame is adjusted through the elastic telescopic rod, so that the top opening of the pressure container is in close contact with the sealing block, a vacuum pump and a water storage bottle are further arranged on the supporting frame, and the vacuum pump and the water storage bottle are communicated with the pressure container through connecting pipes respectively. The beneficial effects of the utility model reside in that: the structure is simple, the production and the manufacture are easy, the operation is simple, and the test result is visual.

Description

Pressure vessel sealing inspection device

Technical Field

The utility model relates to a verifying attachment field specifically is a pressure vessel seals verifying attachment.

Background

A pressure vessel is a closed vessel that can withstand pressure. The pressure container has wide application range, and has important position and function in many departments of industry, civil use, military industry and the like and many fields of scientific research.

In pressure vessel's production process, the producer can carry out the sampling inspection leakproofness to the product after production in order to guarantee pressure vessel's qualification rate, and traditional sealed verifying attachment is mostly pressure detection, and not only the operation is complicated, and its device structure is also complicated, and the operation is inconvenient, and the result of test is not enough directly perceived.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure vessel seals verifying attachment, its simple structure, easily production manufacturing, easy operation to the test result is directly perceived.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:

the utility model provides a sealed verifying attachment of pressure vessel, includes the support frame, the support frame bottom is equipped with sealed piece, the support frame bottom is equipped with the layer board, pressure vessel has been placed on the layer board, still be equipped with the elasticity telescopic link on the support frame, through the distance between elasticity telescopic link regulation layer board and the support frame, thereby make pressure vessel's open-top and sealed piece in close contact with, still be equipped with vacuum pump and water storage bottle on the support frame, vacuum pump and water storage bottle communicate with pressure vessel through the connecting pipe respectively.

Furthermore, the support frame and the supporting plate are connected through an elastic telescopic rod, the elastic telescopic rod comprises a fixed cylinder, a connecting rod is arranged in the fixed cylinder, one end of the connecting rod penetrates through the fixed cylinder and is in sliding connection with the fixed cylinder, a sliding plate in sliding connection with the fixed cylinder is arranged at one end, located in the fixed cylinder, of the connecting rod, a first spring is sleeved outside the part, located in the fixed cylinder, of the connecting rod, and the first spring is located between the sliding plate and the inner end face of the fixed cylinder.

Furthermore, a limiting groove is formed in the supporting plate, and the pressure container is placed in the limiting groove.

Furthermore, circular array has a plurality of spouts on the layer board, be equipped with the gag lever post along length direction in the spout, it is equipped with the slider to slide in the spout, the gag lever post runs through the slider and with slider sliding connection, be equipped with the push pedal on the slider, the push pedal is kept away from one side of slider and is contacted with pressure vessel, the gag lever post overcoat has the second spring, the second spring is located between one side that the push pedal was kept away from to the slider and the terminal surface in the spout.

Further, the number of the sliding grooves is 3.

Furthermore, the push plates are arc-shaped, and the plurality of push plates can be spliced into a ring shape.

Contrast prior art, the beneficial effects of the utility model reside in that:

the distance between the supporting plate and the supporting frame is enlarged, the elastic telescopic rod is deformed to store force, the pressure container is placed on the supporting plate, the supporting plate is slowly moved upwards under the cooperation of external force and the elastic force of the elastic telescopic rod, the distance between the supporting plate and the supporting frame is reduced until the top opening of the pressure container is contacted with the bottom of the sealing block, the top opening of the pressure container is firmly abutted to the bottom of the sealing block under the continuous action of the elastic telescopic rod, the air tightness of the contact part is ensured, then air in the pressure container is pumped out through a vacuum pump, negative pressure is formed inside the container, at the moment, the atmospheric pressure can press the water in the water storage bottle into the pressure container, scales are arranged on the water storage bottle, a timer is arranged on the supporting frame, the tightness of the pressure container is evaluated by observing the flow rate of specific volume of water in the water storage bottle flowing into the pressure container, and, the test device is easy to produce and manufacture, low in manufacturing cost, low in selling price, beneficial to popularization and use, simple and convenient to operate and capable of visually displaying the test result.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the structure of the supporting board of the present invention.

Reference numerals shown in the drawings:

1. a support frame; 2. a sealing block; 3. a support plate; 4. a pressure vessel; 5. a vacuum pump; 6. a water storage bottle; 7. a fixed cylinder; 8. a connecting rod; 9. a slide plate; 10. a first spring; 11. a limiting groove; 12. a chute; 13. a limiting rod; 14. a slider; 15. pushing the plate; 16. a second spring.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.

The utility model relates to a pressure vessel sealing inspection device, the main structure of which comprises a support frame 1, the support frame 1 comprises a table plate and supporting legs, the bottom of the support frame 1 is provided with a sealing block 2, the sealing block 2 is wholly made of rubber material, so that the top opening of a pressure vessel 4 can be tightly attached to the sealing block 2, the air tightness of the top opening of the pressure vessel 4 is ensured, the bottom of the support frame 1 is provided with a supporting plate 3, the pressure vessel 4 is placed on the supporting plate 3, the bottom of the support frame 1 is provided with 4 fixed cylinders 7, connecting rods 8 are arranged in the fixed cylinders 7, the bottom ends of the connecting rods 8 penetrate through the bottoms of the fixed cylinders 7 and are in sliding connection with the fixed cylinders 7, one ends of the connecting rods penetrating through the fixed cylinders are connected with the surface of the supporting plate, one ends of the connecting rods 8 in the fixed cylinders 7 are provided with sliding plates 9 in sliding connection with the fixed cylinders, the first spring 10 is positioned between one side of the sliding plate 9 close to the supporting plate and the inner end face of the fixed cylinder 7, the distance between the supporting plate 3 and the support frame 1 is adjusted through the sliding of the connecting rod 8 in the fixed cylinder 7, the top opening of the pressure container 4 is in close contact with the sealing block 2 by means of the elasticity of the first spring 10, the support frame 1 is also provided with a vacuum pump 5 and a water storage bottle 6, the vacuum pump 5 and the water storage bottle 6 are respectively communicated with the pressure container 4 through a connecting pipe penetrating through the support frame 1 and the sealing block 2, the connecting pipe connected with the vacuum pump 5 is positioned at the position of the pressure container 4 close to the top, the water in the pressure container 4 is prevented from being sucked into the pump body by the vacuum pump 5, the connecting pipe connected with the water storage bottle 6 is positioned at the position of the pressure container 4 close to the bottom, and after the vacuum pump 5 is replaced by a blowing pump, the water in the pressure container 4 can be poured back into the water storage bottle 6 by utilizing the pressure difference, the consumption of the water source in the water storage bottle 6 is reduced,

the support plate 3 is pressed downwards, the connecting rod 8 drives the sliding plate 9 to slide downwards in the fixed cylinder 7 and extrude the first spring 10, the pressure container 4 is placed on the support plate 3, the support plate 3 slowly rises under the cooperation of external force and the reaction force of the first spring 10 until the top opening of the pressure container 4 is contacted with the bottom of the sealing block 2, the top opening of the pressure container 4 is firmly abutted against the bottom of the sealing block 2 under the continuous action of the elastic force of the first spring 10 to ensure the air tightness of the contact part, then air in the pressure container 4 is pumped out through the vacuum pump 5 to form negative pressure in the container, at the moment, the atmospheric pressure presses the water in the water storage bottle 6 into the pressure container 4, scales are arranged on the water storage bottle 6, a timer is arranged on the support frame 1, the tightness of the pressure container 4 is evaluated by observing the flow rate of the water with a specific volume in the water storage bottle 6 flowing into the pressure container 4, if the tightness of the pressure container 4 is poor, the flow rate of the water with the specific volume in the water storage bottle 6 flowing into the pressure container 4 is reduced, so that the tightness of the pressure container 4 is known; after the test is finished, the vacuum pump 5 is detached, the air blowing pump is connected, air is blown into the pressure container 4, the air pressure in the container is increased, the water in the container is poured back into the water storage bottle 6 by utilizing the pressure difference, then the container is detached, and the vacuum pump 5 is replaced to continue the test of the next pressure container 4.

Preferably, the supporting plate 3 is provided with a limiting groove 11, the pressure container 4 is placed in the limiting groove 11, the pressure container 4 is prevented from sliding or tilting on the supporting plate 3 through the limiting groove 11, the stability of placing the pressure container 4 is ensured, and the air tightness of the top opening of the container and the contact of the sealing block 2 is ensured, so that the smooth operation of the test process is ensured.

Preferably, a plurality of sliding grooves 12 are arranged on the supporting plate 3 in a circular array, a limiting rod 13 is arranged in each sliding groove 12 along the length direction, a sliding block 14 is arranged in each sliding groove 12 in a sliding manner, each limiting rod 13 penetrates through each sliding block 14 and is connected with each sliding block 14 in a sliding manner, a push plate 15 is arranged on each sliding block 14 through a connecting plate extending towards the center direction of the corresponding sealing block 2, one side, away from the corresponding sliding block 14, of each push plate 15 is in contact with the outer wall of the corresponding pressure container 4, a second spring 16 is sleeved outside each limiting rod 13, each second spring 16 is located between one side, away from the corresponding push plate 15, of each sliding block 14 and the inner end face of each sliding groove 12, in an initial state, the maximum length of a space between the push plates 15 is smaller than the maximum length of the corresponding pressure container 4, the corresponding pressure container 4 is placed on the supporting plate 3 or in the, under the elastic force effect of second spring 16, make push pedal 15 one side and the firm contact of container outer wall, guarantee the steadiness that pressure vessel 4 placed, prevent that the test in-process container from shifting, can fix the pressure vessel 4 that the maximum length is less than spacing groove 11 simultaneously, application scope is wider.

Preferably, the number of the sliding grooves 12 is 3, and after the center of a triangle formed by the three push plates 15 corresponds to the center of the sealing block 2 by utilizing the principle of triangle self-centering, the pressure container 4 is placed between the push plates 15, and the three push plates 15 can automatically limit the position of the pressure container 4 under the sealing block 2 under the action of the second spring 16, so that the container can be rapidly installed and positioned.

Preferably, the push plates 15 are arc-shaped, and the push plates 15 can be spliced into a ring shape, so that the contact area and the contact point of the push plates 15 and the outer wall of the pressure container 4 are increased, and the limit fixation of the push plates 15 on the pressure container 4 is firmer.

The whole device of this patent simple structure easily produces manufacturing, low in manufacturing cost for the selling price is low, does benefit to popularization and use, and easy and simple to handle, can audio-visual demonstration test result.

Claims

1. A pressure vessel seals verifying attachment which characterized in that: including support frame (1), support frame (1) bottom is equipped with sealed piece (2), support frame (1) bottom is equipped with layer board (3), pressure vessel (4) have been placed on layer board (3), still be equipped with the elastic telescopic rod on support frame (1), through distance between elastic telescopic rod regulation layer board (3) and support frame (1), thereby make the open-top and sealed piece (2) in close contact with of pressure vessel (4), still be equipped with vacuum pump (5) and water storage bottle (6) on support frame (1), vacuum pump (5) and water storage bottle (6) communicate with pressure vessel (4) through the connecting pipe respectively.

2. A pressure vessel seal verification device as claimed in claim 1, wherein: support frame (1) and layer board (3) are connected through elastic telescopic rod, elastic telescopic rod includes solid fixed cylinder (7), be equipped with connecting rod (8) in solid fixed cylinder (7), connecting rod (8) one end run through solid fixed cylinder (7) and with solid fixed cylinder (7) sliding connection, the one end that connecting rod (8) are located solid fixed cylinder (7) is equipped with slide (9) with solid fixed cylinder (7) sliding connection, the partial overcoat that connecting rod (8) are located solid fixed cylinder (7) has first spring (10), first spring (10) are located between slide (9) and the terminal surface in solid fixed cylinder (7).

3. A pressure vessel seal verification device as claimed in claim 1, wherein: a limiting groove (11) is formed in the supporting plate (3), and the pressure container (4) is placed in the limiting groove (11).

4. A pressure vessel seal verification device as claimed in claim 1, wherein: circular array has a plurality of spouts (12) on layer board (3), be equipped with gag lever post (13) along length direction in spout (12), it is equipped with slider (14) to slide in spout (12), gag lever post (13) run through slider (14) and with slider (14) sliding connection, be equipped with push pedal (15) on slider (14), one side and pressure vessel (4) contact of slider (14) are kept away from in push pedal (15), gag lever post (13) overcoat has second spring (16), second spring (16) are located slider (14) and keep away from between one side and spout (12) inner end face of push pedal (15).

5. The pressure vessel seal inspection device of claim 4, wherein: the number of the sliding grooves (12) is 3.

6. The pressure vessel seal inspection device of claim 4, wherein: the push plates (15) are arc-shaped, and the push plates (15) can be spliced into a ring shape.