CN219121820U

CN219121820U - Explosion-proof gas sampler

Info

Publication number: CN219121820U
Application number: CN202223444251.8U
Authority: CN
Inventors: 徐国庆; 杨宏泉
Original assignee: Anshan Hama Sensing Technical Co ltd
Current assignee: Anshan Hama Sensing Technical Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-06-02
Anticipated expiration: 2032-12-22

Abstract

The utility model discloses an explosion-proof gas sampler, which belongs to the technical field of explosion-proof gas samplers and comprises a gas sampler main body, a branch pipe and a protective cover, wherein a vacuum cavity is formed in the gas sampler main body, a first pipe and a second pipe are respectively communicated with two ends of the gas sampler main body, a first valve is arranged on the outer surface of the first pipe, a second valve and a barometer are respectively arranged on the outer surface of the second pipe, a first assembling ring is fixedly arranged on the outer surfaces of the first pipe and the second pipe, a second assembling ring is fixedly arranged on the outer surfaces of the branch pipe, fixing holes and sealing grooves are respectively formed in the outer surfaces of the first assembling ring and the second assembling ring, sealing rings are arranged in the sealing grooves, and auxiliary components are arranged on the outer surfaces of the protective cover.

Description

Explosion-proof gas sampler

Technical Field

The utility model belongs to the technical field of explosion-proof gas samplers, and particularly relates to an explosion-proof gas sampler.

Background

The gas sampler is a device for sampling gaseous samples, but the existing gas sampler can sample and store, but the firmness of the existing gas sampler cannot be guaranteed, but when the existing gas sampler is impacted or collided by external force, the existing gas sampler is easy to cause gas leakage, and potential safety hazards are caused, so that the existing gas sampler needs to be improved to a certain extent.

The present utility model has been made in view of this.

Disclosure of Invention

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: the utility model provides an explosion-proof gas sampler, includes gas sampler main part, is divided pipe and protection casing, the vacuum chamber has been seted up to the inside of gas sampler main part, the both ends of gas sampler main part communicate respectively and have a pipe and No. two pipes, the surface mounting of a pipe has a valve, no. two valves and barometer are installed respectively to the outside of No. two pipes, no. one the equipment ring has all been fixed to the surface of a pipe and No. two pipes, the surface that is divided pipe has fixed equipment ring No. two, fixed orifices and seal groove have been seted up respectively to the surface of equipment ring No. one and No. two equipment rings, the inside of seal groove is provided with the sealing ring.

As a further aspect of the utility model: the outer surface of protection casing is provided with auxiliary assembly, auxiliary assembly includes pull handle, no. one hole and No. two holes, the pull handle is adorned admittedly at the surface of protection casing, no. one hole and No. two holes are all seted up at the surface of protection casing.

As a further aspect of the utility model: the gas sampler is characterized in that the outer surface of the gas sampler body is in sliding connection with the inner wall of the protective cover, and rubber pads are fixedly arranged on one sides of the first assembly ring and the second assembly ring, which are opposite to each other.

As a further aspect of the utility model: the sealing ring is made of vulcanized rubber, and the outer surface of the sealing ring is in sliding connection with the inner wall of the sealing groove.

As a further aspect of the utility model: the gas sampler main body is made of hard alloy, and the protective cover is made of nitrile rubber.

As a further aspect of the utility model: the material of pull handle is engineering plastics, first hole is the screw hole.

The beneficial effects are that:

1. the sealing ring is plugged into the sealing groove, then the first assembling ring and the second assembling ring are abutted, the bolts penetrate through the fixing holes, nuts are taken out and screwed on the bolts, so that the bolts are fixed, then the first valve is opened, a negative suction machine communicated with the branch pipe is started, the inside of the gas sampler main body is sucked through the first pipe, the inside of the gas sampler main body is kept in a negative pressure state, then the first valve is closed, the air pressure inside the gas sampler main body is observed at any time through the air pressure meter, the second valve is opened to extract an external gas sample through the second pipe, after the extraction is finished, the second valve is closed again, the vacuum cavity effectively plays a buffering role, the firmness of the gas sampler main body can be improved, the probability of gas leakage caused when the gas sampler main body is impacted or knocked by external force is effectively reduced, and potential safety hazards are further reduced.

2. The gas sampler is characterized in that the protective cover is buckled outside the gas sampler main body, the bolts sequentially penetrate through the first hole and the second hole, then the bolts are placed in the second hole, the bolts are screwed, the protective covers on two sides are fixed through continuous meshing with the nuts, the gas sampler main body can be held by holding the pull handle, the safety of the gas sampler main body is further improved, and the gas sampler main body is conveniently taken and placed.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

FIG. 1 is a schematic diagram of an assembled structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a partially exploded construction of the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

FIG. 4 is a schematic view of a gas sampler body according to the present utility model;

fig. 5 is a schematic structural view of a protective cover in the present utility model.

In the figure: 1. a gas sampler body; 2. a branch pipe; 3. a protective cover; 4. a vacuum chamber; 5. a first pipe; 6. a second pipe; 7. a valve I; 8. a valve II; 9. an air pressure gauge; 10. a first assembly ring; 11. a second assembly ring; 12. a fixing hole; 13. sealing grooves; 14. a seal ring; 15. a pull handle; 16. a first hole; 17. and a second hole.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.

As shown in fig. 1 to 5, an explosion-proof gas sampler comprises a gas sampler main body 1, a branch pipe 2 and a protective cover 3, wherein the gas sampler main body 1 is made of hard alloy, the protective cover 3 is made of nitrile rubber, the outer surface of the gas sampler main body 1 is in sliding connection with the inner wall of the protective cover 3, rubber pads are fixedly arranged on the opposite sides of the first assembling ring 10 and the second assembling ring 11, a vacuum cavity 4 is formed in the gas sampler main body 1, a first pipe 5 and a second pipe 6 are respectively communicated with two ends of the gas sampler main body 1, a valve 7 is arranged on the outer surface of the first pipe 5, a second valve 8 and a gas pressure gauge 9 are respectively arranged on the outer surface of the second pipe 6, a first assembling ring 10 is fixedly arranged on the outer surface of the first pipe 5 and the outer surface of the second pipe 6, a second assembling ring 11 is fixedly arranged on the outer surface of the branch pipe 2, a fixing hole 12 and a sealing groove 13 are respectively formed in the outer surface of the first assembling ring 10 and the second assembling ring 11, a sealing ring 14 is arranged in the sealing groove 13, the sealing ring 14 is made of vulcanized rubber, and the outer surface of the sealing ring 14 is in sliding connection with the inner wall of the sealing groove 13.

Firstly, pack into seal groove 13's inside with sealing ring 14, then dock with equipment ring 10 and No. two equipment rings 11, pass the fixed orifices 12 with the bolt after, take out the nut and twist on the bolt, thereby fix it, then open valve 7, start the negative suction machine that is in charge of 2 intercommunication, absorb the inside of gas sampler main part 1 through pipe 5, let gas sampler main part 1 inside keep negative pressure state, afterwards close valve 7 can, observe the inside atmospheric pressure of gas sampler main part 1 at any time through barometer 9, then open No. two valves 8 and pass through No. two pipe 6 extraction external gas sample, after the extraction is accomplished, the valve 8 can be closed again, the effectual cushioning effect that plays of vacuum chamber 4, through setting up gas sampler main part 1, be in charge of 2, protection casing 3, vacuum chamber 4, pipe 5, no. two pipe 6, valve 7, no. two valve 8, barometer 9, equipment ring 10, no. two equipment rings 11, fixed orifices 12, seal groove 13 and sealing ring 14 collide with each other, can not only promote gas sampler main part 1's the sturdiness, also receive the potential safety hazard of the effective gas sampler of probability of collision 1 when receiving the sample or the probability of collision, and then the potential safety hazard of the gas sampler is reduced.

Specifically, as shown in fig. 1 and 5, an auxiliary component is arranged on the outer surface of the protective cover 3, the auxiliary component comprises a pull handle 15, a first hole 16 and a second hole 17, the pull handle 15 is fixedly arranged on the outer surface of the protective cover 3, the first hole 16 and the second hole 17 are both arranged on the outer surface of the protective cover 3, the pull handle 15 is made of engineering plastics, and the first hole 16 is a threaded hole.

The gas sampler main body 1 can be held by holding the pull handle 15, the safety of the gas sampler main body 1 is further improved by arranging the auxiliary component, and the gas sampler main body 1 is conveniently taken and placed.

Working principle: the protection casing 3 is buckled outside the gas sampler main body 1, the bolts sequentially penetrate through the first hole 16 and the second hole 17, the bolts are placed in the second hole 17, the bolts are screwed, the protection casings 3 on two sides are fixed through continuous meshing with nuts, the gas sampler main body 1 can be held by holding the pull handle 15, the safety of the gas sampler main body 1 is further improved, the gas sampler main body 1 is conveniently taken and placed, the sealing ring 14 is plugged into the sealing groove 13, the first assembling ring 10 and the second assembling ring 11 are abutted, the bolts penetrate through the fixing holes 12, nuts are taken out and screwed on the bolts, the bolts are fixed, the first valve 7 is opened, the negative suction machine communicated with the branch pipe 2 is started, the inside of the gas sampler main body 1 is sucked through the first pipe 5, the negative pressure state of the inside of the gas sampler main body 1 is kept, the first valve 7 is closed, the air pressure inside the gas sampler main body 1 is observed at any time through the air pressure gauge 9, the second valve 8 is opened, the gas sample is sucked through the second pipe 6, the second valve 8 is closed, the second valve is closed, the potential safety hazard of the gas sampler is effectively reduced, and the potential safety hazard of the gas sampler is reduced by the fact that the gas sampler main body 1 is effectively reduced.

Claims

1. The utility model provides an explosion-proof gas sampler, includes gas sampler main part (1), is in charge of (2) and protection casing (3), its characterized in that, vacuum cavity (4) have been seted up to the inside of gas sampler main part (1), the both ends of gas sampler main part (1) communicate respectively and have a pipe (5) and No. two pipe (6), the surface mounting of a pipe (5) has a valve (7), no. two valve (8) and barometer (9) are installed respectively to the outside of No. two pipe (6), no. one equipment ring (10) are all fixed to the surface of a pipe (5) and No. two pipe (6), no. two equipment rings (11) are fixed to the surface of being in charge of (2), fixed orifices (12) and seal groove (13) have been seted up respectively to the surface of No. one equipment ring (10) and No. two equipment rings (11), the inside of seal groove (13) is provided with sealing ring (14).

2. An explosion-proof gas sampler according to claim 1, characterized in that the outer surface of the protective cover (3) is provided with an auxiliary component, the auxiliary component comprises a pull handle (15), a first hole (16) and a second hole (17), the pull handle (15) is fixedly arranged on the outer surface of the protective cover (3), and the first hole (16) and the second hole (17) are both arranged on the outer surface of the protective cover (3).

3. An explosion-proof gas sampler according to claim 1, wherein the outer surface of the gas sampler main body (1) is slidably connected with the inner wall of the protective cover (3), and rubber pads are fixedly arranged on opposite sides of the first assembly ring (10) and the second assembly ring (11).

4. An explosion-proof gas sampler according to claim 1, wherein the sealing ring (14) is made of vulcanized rubber, and the outer surface of the sealing ring (14) is slidably connected with the inner wall of the sealing groove (13).

5. An explosion-proof gas sampler according to claim 1, wherein the gas sampler body (1) is made of hard alloy, and the protective cover (3) is made of nitrile rubber.

6. An explosion-proof gas sampler according to claim 2, wherein the pull handle (15) is made of engineering plastic, and the first hole (16) is a threaded hole.