CN214334149U

CN214334149U - Head gas tightness detection device

Info

Publication number: CN214334149U
Application number: CN202023341399.XU
Authority: CN
Inventors: 唐小平; 沈亚; 郭知青; 王小云; 陈健
Original assignee: Yixing Hengan Head Co ltd
Current assignee: Yixing Hengan Head Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-10-01
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a head gas tightness detection device, including supporting base, crane, centre gripping case, storage water tank and anchor clamps, be provided with the storage water tank on the support base, and be provided with the crane on one side of the upper end of supporting the base, be provided with the centre gripping case on the crane, the upper end of centre gripping case is provided with first hydraulic stem, and the lower extreme of first hydraulic stem is provided with sealed lid, and seals to cover and be provided with the trachea, the inside of centre gripping case is provided with anchor clamps. This head gas tightness detection device's anchor clamps are provided with centre gripping case and storage water tank, and the head passes through anchor clamps to be placed at the centre gripping incasement, and is sealed through sealed lid, then adds gas to the inside, puts into the storage water tank through crane to the partly of centre gripping case, if there is the bubble in the storage water tank to explain that the gas tightness is not good, explains that the gas tightness is good otherwise, whole testing process is simple and convenient, labour saving and time saving, and the anchor clamps that can stretch out and draw back simultaneously are applicable to the head of equidimension not, have improved the availability factor greatly.

Description

Head gas tightness detection device

Technical Field

The utility model belongs to the technical field of the head detects, specifically be a head gas tightness detection device.

Background

The end cap is an element for sealing the end of the container to isolate the internal and external media, and is also called an end cap. The closure head of a cylindrical container is generally a swivel housing. The end socket can be divided into a convex shape, a conical shape, a flat plate shape and a combined shape according to the surface shape of the end socket, the end socket is an important part which is indispensable in pressure container equipment in various industries of petrochemical industry and atomic energy, and the pressure container equipment has a sealing effect because the end socket is an end cover on the pressure container and is a main pressure-bearing part of the pressure container, so the air tightness of the pressure container needs to be detected before installation.

Disclosure of Invention

The above-mentioned problem to prior art exists, the utility model aims to solve the technical problem that a head gas tightness detection device is provided to solve the not good problem that detects of gas tightness of present head.

In order to solve the technical problem, the utility model discloses a technical scheme be:

the utility model provides a head gas tightness detection device, is including supporting base, crane, centre gripping case, storage water tank and anchor clamps, be provided with the storage water tank on supporting the base, and support upper end one side of base and be provided with the crane, be provided with the centre gripping case on the crane, the upper end of centre gripping case is provided with first hydraulic stem, and the lower extreme of first hydraulic stem is provided with sealed lid, and seals to cover and be provided with the trachea, the inside of centre gripping case is provided with anchor clamps.

Further, anchor clamps include grip block and second hydraulic stem, and the grip block is provided with 2, and a grip block passes through connecting rod and centre gripping incasement wall fixed connection, and another grip block is connected with centre gripping incasement wall through the second hydraulic stem.

Furthermore, the clamping block is arc-shaped, the inner end face of the clamping block is an inclined plane, and anti-skid threads are uniformly arranged on the inner end face.

Furthermore, the lower end face of the sealing cover is provided with a sealing gasket, and the position of the sealing cover corresponds to the position of the clamp.

Further, the air outlet of the air pipe is positioned at the lower end of the sealing cover.

Further, the length and the width of the clamping box are both smaller than those of the water storage tank.

Further, the water storage tank is made of transparent materials, a water inlet is formed in the upper end of the water storage tank, and a water outlet is formed in the lower end of the water storage tank.

Has the advantages that: compared with the prior art, the method has the following advantages:

this head gas tightness detection device's anchor clamps are provided with centre gripping case and storage water tank, and the head passes through anchor clamps to be placed at the centre gripping incasement, and is sealed through sealed lid, then adds gas to the inside, puts into the storage water tank through crane to the partly of centre gripping case, if there is the bubble in the storage water tank to explain that the gas tightness is not good, explains that the gas tightness is good otherwise, whole testing process is simple and convenient, labour saving and time saving, and the anchor clamps that can stretch out and draw back simultaneously are applicable to the head of equidimension not, have improved the availability factor greatly.

Drawings

Fig. 1 is a schematic structural diagram of a seal head air tightness detection device.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in figure 1, the seal head air tightness detection device comprises a support base 1, a lifting frame 2, a clamping box 3, a water storage tank 4 and a clamp 8, wherein the water storage tank 4 is arranged on the support base 1, water is arranged in the water storage tank 4 and is used for detecting the air tightness of a seal head, the lifting frame 2 is arranged on one side of the upper end of the support base 1 and is an existing hydraulic lifting frame, the lifting frame 2 is responsible for lifting the clamping box 3, during detection, the lifting frame 2 is used for placing the lower half part of the clamping box 3 into the water storage tank 4, the lifting frame 2 is provided with the clamping box 3, the upper end of the clamping box 3 is provided with a first hydraulic rod 5, the lower end of the first hydraulic rod 5 is provided with a sealing cover 6, the first hydraulic rod 5 is connected with an external cylinder, the first hydraulic rod 5 is responsible for lifting the sealing cover 6, when the clamp 8 clamps the seal head, the sealing cover 6 can be driven by the first hydraulic rod 5 to be tightly covered on the seal head, and the sealing cover 6 is provided with an air pipe 7, after the sealing cover 6 is changed, the lower half part of the clamping box 3 is placed into the water storage tank 4, then the air pipe 7 inflates air between the sealing cover 6 and the end enclosure, if air bubbles exist in the water storage tank 4, the air tightness is poor, otherwise, the air tightness is good, the whole detection process is simple and convenient, time and labor are saved, and the clamp 8 is arranged in the clamping box 3.

Anchor clamps 8 include grip block 801 and second hydraulic stem 802, and grip block 801 is provided with 2, a grip block 801 passes through connecting

rod

9 and 3 inner wall fixed connection of centre gripping case, it can not be disorderly to guarantee the grip block 801 of one side, it is convenient and sealed lid 6 cooperatees, and fixed connection has improved joint strength and stability greatly, another grip block 801 is connected with 3 inner walls of centre gripping case through second hydraulic stem 802, the one end of second hydraulic stem 802 is connected with centre gripping case 3, the other end is connected with grip block 801, second hydraulic stem 802 is connected with external pneumatic cylinder, second hydraulic stem 802 can drive grip block 801 back and forth shrinkage movement, make things convenient for the centre gripping head, because one side grip block 801 can move, so this anchor clamps 8 is applicable to the head of different diameter sizes, and the use efficiency is greatly improved.

The clamping block 801 is arc-shaped, the end socket is more conveniently matched, the inner end face of the clamping block 801 is an inclined face, the inclined face is matched with the arc face of the end socket, anti-skidding threads are uniformly arranged on the inner end face, friction force is greatly improved, clamping force of the clamp 8 is increased, and stability of the end socket is improved.

The lower end face of the sealing cover 6 is provided with a sealing gasket, the sealing performance between the sealing cover 6 and the end socket is further improved, the position of the sealing cover 6 corresponds to that of the clamp 8, and the sealing cover 6 can cover the end socket after the end socket is installed.

The gas outlet of trachea 7 is located the lower extreme of sealed lid 6, and when sealed lid 6 was covered on the head, the gas outlet of trachea 7 was located between sealed lid 7 and the head, convenient detection.

The length and the width of the clamping box 3 are both smaller than those of the water storage tank 4, so that the lower end of the clamping box 3 can be driven by the seal head to smoothly enter the water storage tank 4.

The water storage tank 4 is made of transparent materials, so that a user can observe bubbles in the water storage tank 4 conveniently, the upper end of the water storage tank 4 is provided with a water inlet, the lower end of the water storage tank 4 is provided with a water outlet, water inlet and water outlet are facilitated, and the water inlet and the water outlet are both provided with valves and are convenient to control.

The utility model provides a thinking and implementation method of head gas tightness detection device, the concrete application approach is many, only above the utility model discloses an optimal implementation mode should point out, to this technical field's ordinary skilled person, is not deviating from the utility model discloses under the prerequisite of principle, can also make a plurality of improvements, these improvements should also be regarded as the utility model discloses a protection scope.

Claims

1. The utility model provides a head gas tightness detection device which characterized in that: including supporting base (1), crane (2), centre gripping case (3), storage water tank (4) and anchor clamps (8), be provided with storage water tank (4) on supporting base (1), and the upper end one side of supporting base (1) is provided with crane (2), be provided with centre gripping case (3) on crane (2), the upper end of centre gripping case (3) is provided with first hydraulic stem (5), and the lower extreme of first hydraulic stem (5) is provided with sealed lid (6), and is provided with trachea (7) on sealed lid (6), the inside of centre gripping case (3) is provided with anchor clamps (8).

2. A seal head airtightness detection apparatus according to claim 1, characterized in that: the clamp (8) comprises 2 clamping blocks (801) and 2 second hydraulic rods (802), one clamping block (801) is fixedly connected with the inner wall of the clamping box (3) through a connecting rod (9), and the other clamping block (801) is connected with the inner wall of the clamping box (3) through the second hydraulic rod (802).

3. A seal head airtightness detection apparatus according to claim 2, characterized in that: the clamping block (801) is arc-shaped, the inner end face of the clamping block (801) is an inclined face, and anti-skid threads are uniformly arranged on the inner end face.

4. A seal head airtightness detection apparatus according to claim 1, characterized in that: the lower end face of the sealing cover (6) is provided with a sealing gasket, and the position of the sealing cover (6) corresponds to the position of the clamp (8).

5. A seal head airtightness detection apparatus according to claim 1, characterized in that: the air outlet of the air pipe (7) is positioned at the lower end of the sealing cover (6).

6. A seal head airtightness detection apparatus according to claim 1, characterized in that: the length and the width of the clamping box (3) are both smaller than those of the water storage tank (4).

7. A seal head airtightness detection apparatus according to claim 1, characterized in that: the water storage tank (4) is made of transparent materials, a water inlet is formed in the upper end of the water storage tank (4), and a water outlet is formed in the lower end of the water storage tank.