CN211059428U

CN211059428U - Spring type breather valve

Info

Publication number: CN211059428U
Application number: CN201922265341.2U
Authority: CN
Inventors: 刘利利
Original assignee: Burke Fluid Technology Xuzhou Co ltd
Current assignee: Burke Fluid Technology Xuzhou Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-07-21
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a spring type breather valve in the technical field of breather valves, a valve core is arranged in an inner cavity of a sealing valve body, a valve rod is movably arranged in the inner cavity of the valve body, a valve handle is fixedly connected with the top of the valve rod, a spring is sleeved on the outer wall of the valve rod, one end of the spring is connected with a fixed seat arranged in the inner cavity of the valve body, a gas outlet is arranged on the valve core, an inner cavity of an outer cylinder is provided with a branch gas pipe communicated with a connecting pipe, one branch gas pipe is connected with one end of a gas guide pipe, the gas guide pipe and the gas outlet pipe are respectively provided with a first electromagnetic valve and a second electromagnetic valve, the first electromagnetic valve and the second electromagnetic valve are electrically connected with a controller on the outer wall of the outer cylinder, the inner cavity of the dust-removing pipe is arranged in a dust-filtering net, the use effect is good.

Description

Spring type breather valve

Technical Field

The utility model relates to a breather valve technical field specifically is a spring breather valve.

Background

The breather valve is a valve which can ensure that the storage tank space is isolated from the atmosphere within a certain pressure range and can be communicated with the atmosphere when the pressure exceeds or is lower than the pressure range. The function of the device is to prevent the storage tank from being damaged due to overpressure or vacuum, and simultaneously, the evaporation loss of the stored liquid can be reduced. It is mainly composed of valve seat, valve cover, protecting cover and two groups of opening and closing devices controlled by vacuum and pressure.

The breather valve can realize the function of jar interior gas and external atmosphere intercommunication, and when external atmosphere got into jar, if external atmospheric dust is more, will lead to the pollution of jar interior material through gaseous circulation, the result of use is not good, for this reason, we propose a spring breather valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spring breather valve to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a spring type breather valve comprises a sealing valve body, wherein a valve core is arranged in the inner cavity of the sealing valve body, the inner cavity of the sealing valve body is provided with a valve rod, the top of the valve rod is fixedly connected with a valve handle, the bottom of the valve rod is connected with the valve core through a connecting rod, the outer wall of the valve rod is sleeved with a spring, one end of the spring is connected with a fixed seat arranged in the inner cavity of the valve body, the other end of the spring is connected with the valve core, the valve core is provided with an air outlet hole, the side wall of the sealing valve body is provided with an air inlet hole with the same aperture as the air outlet hole, a connecting tube seat is inserted in the air inlet hole, the side wall of the connecting tube seat is connected with one end of a connecting tube, the other end of the connecting tube is, the other end of the air duct is connected with the dust removal pipe, the other branch air duct is connected with the air pipe, a first electromagnetic valve and a second electromagnetic valve are respectively arranged on the air duct and the air pipe, the first electromagnetic valve and the second electromagnetic valve are electrically connected with a controller on the outer wall of the outer barrel, and the inner cavity of the dust removal pipe is arranged on the dust filtration net.

Furthermore, an external thread pipe sleeve is fixedly connected to one end of the dust removal pipe, an internal thread pipe sleeve is arranged at one end of the air duct, and the external thread pipe sleeve and the internal thread pipe sleeve are fixed to one ends of the dust removal pipe and the air duct through fixing hoops.

Furthermore, an internal thread is formed on the inner wall of the external thread pipe sleeve, an external thread is formed on the outer wall of the internal thread pipe sleeve, and the inner diameter of the external thread pipe sleeve is equal to the outer diameter of the internal thread pipe sleeve.

Furthermore, the outer barrel is of a hollow barrel-shaped structure, two ends of the hollow barrel-shaped structure are respectively provided with a pipe hole and two pipe holes, one end of the dust removal pipe extends to the outer wall of the outer barrel, and one end of the vent pipe is fixedly connected with one end of the inner cavity of the outer barrel.

Furthermore, the dust filtering net is hinged to a circular frame with the same inner diameter as the dust removing pipe, and the circular frame is fixed on the inner wall of the dust removing pipe through a fastening bolt.

Further, a sealing ring is arranged at the joint of the valve rod and the valve core.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of simple structure, reasonable in design, during the storage, the increase of jar internal gas pressure, order about the case and rise, until inlet port and venthole intercommunication, atmospheric pressure in the discharge tank makes atmospheric pressure balanced, gaseous from the breather pipe discharge this moment, when unloading, jar internal gas pressure is less than external atmospheric pressure, the manual operation valve rod, make inlet port and venthole intercommunication, external gas is from the dust removal pipe process this moment, carry out the filtering to the impurity in the gas, and finally get into in the jar through air duct and branch's trachea, keep the balance of atmospheric pressure, guarantee that the material in the jar does not receive the pollution, excellent in use effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 3 is a schematic view of the structure of the inner cavity of the outer barrel of the present invention.

In the figure: 1. sealing the valve body; 2. a valve core; 3. a valve stem; 4. a valve handle; 5. an inner cavity of the valve body; 6. a spring; 7. an air outlet; 8. a seal ring; 9. an air inlet; 10. a tube holder; 11. a connecting pipe; 12. an outer cylinder; 13. a branch air pipe; 14. an air duct; 15. a breather pipe; 16. a first solenoid valve; 17. a second solenoid valve; 18. an internally threaded socket; 19. an external thread pipe sleeve; 20. a dust removal pipe; 21. a dust filter screen; 22. and a controller.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

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.

The utility model provides a spring type breather valve, which has the advantages that the dust removal operation is carried out on the gas entering the tank from the outside, and different pipelines are used for air inlet and air outlet, thereby avoiding the pollution to the materials in the tank, and having good use effect;

referring to fig. 1, a valve core 2 is arranged in an inner cavity of a sealing valve body 1, a valve body inner cavity 5 is formed in the inner cavity of the sealing valve body 1, a valve rod 3 is movably arranged in the valve body inner cavity 5, and the top of the valve rod 3 is fixedly connected with a valve handle 4;

referring to fig. 1, the bottom of a valve rod 3 is connected with a valve core 2 through a connecting rod, a spring 6 is sleeved on the outer wall of the valve rod 3, one end of the spring 6 is connected with a fixed seat arranged in an inner cavity 5 of a valve body, the other end of the spring 6 is connected with the valve core 2, during material storage, the air pressure in a tank is increased, the valve core 2 is driven to move upwards along the inner cavity of the sealed valve body 1, the spring 6 is compressed until an air inlet 9 and an air outlet 7 are communicated, the air pressure balance is achieved, at the moment, a first electromagnetic valve 16 is in a;

referring to fig. 1 and 2, an air outlet 7 is formed in a valve core 2, an air inlet 9 having the same aperture as the air outlet 7 is formed in a side wall of a sealing valve body 1, and when the air inlet 9 is in butt joint with the air outlet 7, the inside and outside air can be circulated, and the balance of air pressure is finally achieved, a connecting pipe seat 10 is inserted into the air inlet 9, an air vent is formed in the connecting pipe seat 10, the side wall of the connecting pipe seat 10 is connected with one end of a connecting pipe 11, and the other end of the connecting pipe 11 is connected with an outer cylinder 12 through a;

referring to fig. 3, a branch air pipe 13 communicated with the connecting pipe 11 is arranged in the inner cavity of the outer cylinder 12, and different air inlet and outlet channels are realized through the branch air pipe 13, the first electromagnetic valve 16 and the second electromagnetic valve 17, so that the situation that the air inlet and the air outlet are mixed together is avoided, one air pipe of the branch air pipe 13 is connected with one end of an air guide pipe 14, and the other end of the air guide pipe 14 is connected with a dust removal pipe 20;

referring to fig. 3, the other branch of the branch air pipe 13 is connected to the air pipe 15, the air pipe 14 and the air pipe 15 are respectively provided with a first electromagnetic valve 16 and a second electromagnetic valve 17, the first electromagnetic valve 16 and the second electromagnetic valve 17 are electrically connected to a controller 22 on the outer wall of the outer cylinder 12, the controller 22 is powered by an external power supply, when discharging, the external air pressure is greater than the air pressure in the cylinder, the valve rod 3 is operated, so that the air inlet hole 9 is communicated with the air outlet hole 7, the outside air flows through the air duct 14, the branch air duct 13 and the connecting pipe 11 through the dust removing pipe 20 and enters the tank, at the moment, the first electromagnetic valve 16 is in an open state, the second electromagnetic valve 17 is in a closed state, through the dust impurity in the dust screen 21 filtering gas, avoid causing the problem of pollution to the material in the jar, the inner chamber of dust removal pipe 20 sets up in dust screen 21, and dust screen 21 chooses for use on the market can filter the filter screen of dust.

Dust removal pipe 20 one end fixedly connected with external screw thread pipe box 19, air duct 14 one end is provided with internal thread pipe box 18, and external screw thread pipe box 19 screw is twisted outside internal thread pipe box 18, realizes the connection between dust removal pipe 20 and the air duct 14, is convenient for to the dismantlement of dust removal pipe 20, accomplishes the change to dust removal pipe 20, and external screw thread pipe box 19 and internal thread pipe box 18 are all fixed in dust removal pipe 20 and air duct 14 one end through fixed cuff, and the hoop groove has all been seted up with internal thread pipe box 18 one end outer wall to external screw thread pipe box 19.

An internal thread is formed on the inner wall of the external thread pipe sleeve 19, an external thread is formed on the outer wall of the internal thread pipe sleeve 18, and the inner diameter of the external thread pipe sleeve 19 is equal to the outer diameter of the internal thread pipe sleeve 18, so that the external thread pipe sleeve 19 and the internal thread pipe sleeve 18 are in tight threaded connection.

The outer cylinder 12 is a hollow cylindrical structure with two ends respectively provided with a pipe hole and two pipe holes, one end of the dust removal pipe 20 extends to the outer wall of the outer cylinder 12, and one end of the vent pipe 15 is fixedly connected with one end of the inner cavity of the outer cylinder 12.

The dust filter 21 is hinged on a circular frame with the same inner diameter as the dust removal pipe 20, and the circular frame is fixed on the inner wall of the dust removal pipe 20 through a fastening bolt, so that the dust filter 21 is convenient to detach.

And a sealing ring 8 is arranged at the joint of the valve rod 3 and the valve core 2, so that the sealing property is increased conveniently.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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 spring breather valve, includes sealed valve body (1), its characterized in that: the inner cavity of the sealing valve body (1) is provided with a valve core (2), the inner cavity of the sealing valve body (1) is provided with a valve body inner cavity (5), the valve body inner cavity (5) is movably provided with a valve rod (3), the top of the valve rod (3) is fixedly connected with a valve handle (4), the bottom of the valve rod (3) is connected with the valve core (2) through a connecting rod, the outer wall of the valve rod (3) is sleeved with a spring (6), one end of the spring (6) is connected with a fixing seat arranged in the valve body inner cavity (5), the other end of the spring (6) is connected with the valve core (2), the valve core (2) is provided with an air outlet (7), the side wall of the sealing valve body (1) is provided with an air inlet (9) with the same aperture as the air outlet (7), a connecting pipe seat (10) is inserted in the air inlet (9, the utility model discloses a dust removal device, including connecting pipe (11), urceolus (12), trachea (13), air duct (14) other end and dust removal pipe (20), connecting pipe (11) other end is connected with urceolus (12), trachea (13) one way trachea of branch is connected with air duct (14) one end, air duct (12) inner chamber is provided with branch trachea (13) with connecting pipe (11) intercommunication, trachea (13) another way trachea is connected with breather pipe (15), be provided with first solenoid valve (16) and second solenoid valve (17) on air duct (14) and breather pipe (15) respectively, first solenoid valve (16) and second solenoid valve (17) and controller (22) electric connection of urceolus (12) outer wall, dust removal pipe (20) inner chamber sets up in dust screen (21.

2. The spring-loaded breather valve of claim 1, wherein: one end of the dust removal pipe (20) is fixedly connected with an external thread pipe sleeve (19), one end of the air guide pipe (14) is provided with an internal thread pipe sleeve (18), and the external thread pipe sleeve (19) and the internal thread pipe sleeve (18) are fixed at one ends of the dust removal pipe (20) and the air guide pipe (14) through fixed hoops.

3. A spring loaded breather valve according to claim 2, in which: the inner wall of the external thread pipe sleeve (19) is provided with an internal thread, the outer wall of the internal thread pipe sleeve (18) is provided with an external thread, and the inner diameter of the external thread pipe sleeve (19) is equal to the outer diameter of the internal thread pipe sleeve (18).

4. The spring-loaded breather valve of claim 1, wherein: the outer barrel (12) is of a hollow cylindrical structure, two ends of the hollow cylindrical structure are respectively provided with a pipe hole and two pipe holes, one end of the dust removal pipe (20) extends to the outer wall of the outer barrel (12), and one end of the vent pipe (15) is fixedly connected with one end of an inner cavity of the outer barrel (12).

5. The spring-loaded breather valve of claim 1, wherein: the dust filtering net (21) is hinged to a circular frame with the same inner diameter as the dust removing pipe (20), and the circular frame is fixed on the inner wall of the dust removing pipe (20) through fastening bolts.

6. The spring-loaded breather valve of claim 1, wherein: and a sealing ring (8) is arranged at the joint of the valve rod (3) and the valve core (2).