CN213932993U

CN213932993U - Vertical airtight test machine

Info

Publication number: CN213932993U
Application number: CN202120134202.0U
Authority: CN
Inventors: 黎景华
Original assignee: Guangdong Haichang Electric Manufacturing Co ltd
Current assignee: Guangdong Haichang Electric Manufacturing Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-08-10
Anticipated expiration: 2031-01-19

Abstract

The utility model relates to the technical field of machinery, and a vertical airtight test machine is disclosed, the on-line screen storage device comprises a base, the equal fixedly connected with support in the upper end left and right sides of base, the first extension board of middle part fixedly connected with of support, bolt fixedly connected with locating plate is passed through at the middle part of first extension board, open at the front side middle part of locating plate has spacing inserting groove, the upper end fixedly connected with second extension board of support, the upper end middle part fixedly connected with cylinder of second extension board, the transfer line lower extreme fixedly connected with connecting plate of cylinder, the spacing slide bar of upper end left and right sides fixedly connected with of connecting plate, the upside activity of spacing slide bar is pegged graft in the left and right sides of corresponding second extension board, the upper end outside fixedly connected with alarm of second extension board, the equal fixedly connected with inserting block in lower extreme middle part of connecting plate. This vertical airtight test machine through equipment overall structure, can aerify to bottle inside to can detect the bottle gas tightness.

Description

Vertical airtight test machine

Technical Field

The utility model relates to the technical field of machinery, specifically a vertical airtight test machine.

Background

The gas tightness test is one of density tests using gas as a pressurizing medium performed to prevent leakage of a pressure vessel. This is a pressure vessel that must be tested for gas tightness for those pressure vessels whose contents are extremely toxic, highly hazardous or are designed to not permit minor leaks. The air tightness test must be carried out until the hydraulic test is qualified. The containers qualified in the air pressure test can be generally free from the air tightness test or specified according to the design drawing. The gas used in the air tightness test meets the requirements of the air pressure test. The pressure ratio of the air tightness detector is 40: 1, the power source of the gas booster pump is compressed air of 0.3-0.8 MPa of an air compressor, and the rated output pressure is 12-32 MPa. The device is provided with a manual pressure regulating valve, the pressure of high-pressure gas output by the booster pump can be regulated in a stepless manner by regulating the driving pressure of the booster pump, the outlet of the booster pump is connected with a 3-meter high-pressure measuring hose, a user only needs to prepare an air compressor with the discharge capacity of 0.5-0.75m/min, but the air tightness detection of a bottle body is not stable enough when a common air tightness testing machine is used, so that a vertical air tightness testing machine is provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a vertical airtight test machine can aerify to bottle inside to can detect the bottle gas tightness, solve current vertical airtight test machine when the operation, the airtight detection of bottle is not stable enough problem.

The utility model provides a following technical scheme: a vertical air tightness testing machine comprises a base, wherein the left side and the right side of the upper end of the base are fixedly connected with a support, the middle part of the support is fixedly connected with a first support plate, the middle part of the first support plate is fixedly connected with a positioning plate through bolts, the middle part of the front side of the positioning plate is provided with a limiting insertion groove, the upper end of the support is fixedly connected with a second support plate, the middle part of the upper end of the second support plate is fixedly connected with an air cylinder, the lower end of a transmission rod of the air cylinder is fixedly connected with a connecting plate, the left side and the right side of the upper end of the connecting plate are fixedly connected with limiting slide rods, the upper sides of the limiting slide rods are movably inserted and connected on the left side and the right side of the corresponding second support plate, the outer side of the upper end of the second support plate is fixedly connected with an alarm, the middle part of the lower end of the connecting plate is fixedly connected with an insertion ring, the lower end of the insertion ring is fixedly connected with a rubber sealing ring, and the outer sides of the round holes at the left side and the right side of the insertion block are fixedly connected with connecting pipes.

Preferably, a hollow cavity is formed in the middle of the insertion block, and the inner side of the connecting pipe is communicated with the hollow cavity.

Preferably, the outer side walls of the limiting slide rods are smooth.

Preferably, the inner side wall of the limiting insertion groove is smooth, and the rear side of the limiting insertion groove is semicircular.

Preferably, the lower end surface of the rubber sealing ring is smooth.

Preferably, the inboard of base is equipped with the storing chamber, the rear side left and right sides of base is connected with the switch door.

Compared with the prior art, the utility model discloses possess following beneficial effect:

this vertical airtight test machine, overall structure through equipment, the cylinder drives the connecting plate downstream to make the grafting piece downstream, and make rubber seal ring and grafting ring peg graft inside the sealed annular in the bottle lid upper end outside, then aerify towards the inside cavity of grafting piece through the connecting pipe through outside air feeder, and then can aerify the inside of bottle, thereby can detect the gas tightness of bottle.

Drawings

Fig. 1 is a sectional view of the present invention;

FIG. 2 is a cross-sectional view of the plug block of the present invention;

fig. 3 is a top view of the positioning plate of the present invention.

In the figure: 1. a base; 2. a support; 3. a first support plate; 4. positioning a plate; 5. a limiting insertion groove; 6. a second support plate; 7. a cylinder; 8. a connecting plate; 9. a limiting slide bar; 10. an alarm; 11. an insertion block; 12. a connecting pipe; 13. a rubber seal ring; 14. and (4) inserting and connecting a ring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention discloses a vertical airtight testing machine, wherein the airtight test is a compactness test using gas as a pressurizing medium to prevent leakage of a pressure container. This is a pressure vessel that must be tested for gas tightness for those pressure vessels whose contents are extremely toxic, highly hazardous or are designed to not permit minor leaks. The air tightness test must be carried out until the hydraulic test is qualified. Including base 1, the equal fixedly connected with support 2 of the upper end left and right sides of base 1, support 2 are in order to connect each equipment part, base 1's inboard is equipped with the storing chamber, and the instrument can be stored in the storing chamber, base 1's the rear side left and right sides is connected with the switch door. The middle part of the bracket 2 is fixedly connected with a first support plate 3, the middle part of the first support plate 3 is fixedly connected with a positioning plate 4 through bolts, the positioning plate 4 can be fixed through bolts, so that the positioning plate 4 can be conveniently replaced when the positioning plate 4 is seriously worn, the middle part of the front side of the positioning plate 4 is provided with a limiting insertion groove 5, the limiting insertion groove 5 is used for inserting the bottle cap of a detected bottle body, after the bottle cap of the bottle body is inserted, a cylinder 7 is started, the cylinder 7 drives a connecting plate 8 to move downwards, so that an insertion block 11 moves downwards, a rubber sealing ring 13 and an insertion ring 14 are inserted into a sealing ring groove at the outer side of the upper end of the bottle cap, then the air is inflated towards a cavity inside the insertion block 11 through a connecting pipe 12 through an external air supply device, further the inside of the bottle body can be inflated, and the air tightness of the bottle body can be detected, the inner side wall of the limiting insertion groove 5 is smooth, and the rear side of the limiting insertion groove 5 is semicircular. The upper end fixedly connected with second extension board 6 of support 2, the upper end middle part fixedly connected with cylinder 7 of second extension board 6, cylinder 7 adopt the current cylinder in the market, and outside air feeder is connected to cylinder 7, the transfer line lower extreme fixedly connected with connecting plate 8 of cylinder 7, the spacing slide bar 9 of the upper end left and right sides fixedly connected with of connecting plate 8, spacing slide bar 9 can make connecting plate 8's up-and-down motion more stable, and then can make the grafting position of the 11 lower parts of grafting piece more accurate and stable, spacing slide bar 9's lateral wall is all smooth. The upper side of the limiting slide rod 9 is movably inserted in the left side and the right side of the corresponding second support plate 6, the outer side of the upper end of the second support plate 6 is fixedly connected with an alarm 10, the middle of the lower end of the connecting plate 8 is fixedly connected with an inserting block 11, the middle of the inserting block 11 is provided with a hollow cavity, and the inner side of the connecting pipe 12 is communicated with the hollow cavity. The outer side of the lower end of the inserting block 11 is fixedly connected with an inserting ring 14, the surface of the inserting ring 14 is smooth, the lower end of the inserting ring 14 is fixedly connected with a rubber sealing ring 13, the inserting position can be sealed by the rubber sealing ring 13, and the lower end face of the rubber sealing ring 13 is smooth. The connecting pipes 12 are fixedly connected to the outer sides of the round holes on the left side and the right side of the insertion block 11, and the connecting pipes 12 are connected with an external air supply device through hoses.

The during operation, spacing inserting groove 5 is for the bottle lid of the bottle of grafting detection, the back is accomplished in the bottle lid grafting of bottle, start cylinder 7, cylinder 7 drives connecting plate 8 downstream, thereby make the 11 downstream of grafting piece, and make rubber seal ring 13 and the grafting of grafting ring 14 inside the sealed annular in the bottle lid upper end outside, then aerify towards the inside cavity of grafting piece 11 through connecting pipe 12 through outside air feeder, and then can aerify the inside of bottle, thereby can detect the gas tightness of bottle.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a vertical airtight test machine, includes base (1), its characterized in that: the alarm device is characterized in that brackets (2) are fixedly connected to the left and right sides of the upper end of the base (1), a first support plate (3) is fixedly connected to the middle of the bracket (2), a positioning plate (4) is fixedly connected to the middle of the first support plate (3) through a bolt, a limiting insertion groove (5) is formed in the middle of the front side of the positioning plate (4), a second support plate (6) is fixedly connected to the upper end of the bracket (2), an air cylinder (7) is fixedly connected to the middle of the upper end of the second support plate (6), a connecting plate (8) is fixedly connected to the lower end of a transmission rod of the air cylinder (7), limiting slide rods (9) are fixedly connected to the left and right sides of the upper end of the connecting plate (8), the upper sides of the limiting slide rods (9) are movably inserted into the left and right sides of the corresponding second support plate (6), and an alarm (10) is fixedly connected to the outer side of the upper end of the second support plate (6), the equal fixedly connected with of lower extreme middle part of connecting plate (8) inserts piece (11), insert the lower extreme outside fixedly connected with of piece (11) and insert ring (14), the lower extreme fixedly connected with rubber seal ring (13) of inserting ring (14), the left and right sides round hole outside fixedly connected with connecting pipe (12) of inserting piece (11).

2. The vertical hermetic testing machine according to claim 1, wherein: the middle part of the insertion block (11) is provided with a hollow cavity, and the inner side of the connecting pipe (12) is communicated with the hollow cavity.

3. The vertical hermetic testing machine according to claim 1, wherein: the outer side walls of the limiting sliding rods (9) are smooth.

4. The vertical hermetic testing machine according to claim 1, wherein: the inner side wall of the limiting insertion groove (5) is smooth, and the rear side of the limiting insertion groove (5) is semicircular.

5. The vertical hermetic testing machine according to claim 1, wherein: the lower end face of the rubber sealing ring (13) is smooth.

6. The vertical hermetic testing machine according to claim 1, wherein: the inside of base (1) is equipped with the storing chamber, the rear side left and right sides of base (1) is connected with the switch door.