CN220749161U - Mechanical spring breather valve - Google Patents

Abstract

The utility model relates to the technical field of breather valves, in particular to a mechanical spring breather valve, which comprises a breather valve body, wherein a filter mechanism which is convenient for the breather valve body to use is used on the breather valve body, the filter mechanism comprises two fixed rings and mounting rings, two valve pipes are fixedly arranged at the lower end part of the breather valve body, the number of the two fixed rings is two, the two fixed rings are fixedly arranged at the circumferential end part of the valve pipe, the number of the mounting rings is two, sealing rings are fixedly arranged on the inner side walls of the two mounting rings, movable grooves are formed in the inner side walls of the two sealing rings, and movable rings are slidably arranged in the inner side walls of the two movable grooves. According to the utility model, the mounting ring convenient to detach is arranged, so that when a user needs to clean the filter screen after using the filter screen for a long time, the two groups of clamping blocks are pressed to be close to each other and leave the clamping groove, and the filter screen is convenient to detach and repair and clean.

Description

Mechanical spring breather valve

Technical Field

The utility model relates to the technical field of breather valves, in particular to a mechanical spring breather valve.

Background

The breather valve is a valve that ensures that the tank space is isolated from the atmosphere within a certain pressure range and is vented to the atmosphere beyond or below that pressure range. Its function is to prevent the tank from being damaged by overpressure or vacuum, and at the same time to reduce evaporation loss of the liquid.

The existing spring breather valve has the following defects when in use, when the existing breather valve is used and the external atmosphere enters the breather valve, if the dust of the external atmosphere is more, the pollution of materials in the tank can be caused by the circulation of gas, the use effect is poor, and even the valve pipe is blocked, so that the use is influenced.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a mechanical spring breather valve.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a mechanical type spring breather valve, includes the breather valve body, use the filter mechanism that the breather valve body of being convenient for used on the breather valve body, filter mechanism includes solid fixed ring, collar, the lower tip fixed mounting of breather valve body has two valve pipes, gu fixed ring's quantity is two, two gu fixed ring equal fixed mounting is at the circumference tip of valve pipe, gu the quantity of collar is two, two gu the equal fixed mounting of inside wall of collar has the sealing ring, two the movable groove has all been seted up to the inside wall of sealing ring, two equal slidable mounting of inside wall of movable groove has the movable ring, be provided with the valve rod on the breather valve body, the lower tip of breather valve body just is located two valve pipes between fixed mounting has the disk seat, two gu fixed ring's upper end all runs through and has seted up two draw-in grooves, two equal fixed mounting has the filter screen between two tip and two movable grooves about the ring, two movable grooves have two first springs, two the upper end of collar all has two first movable grooves all been seted up to run through two first movable grooves.

As a preferable technical scheme of the utility model, the inner side wall of each first sliding groove is provided with two sliding rods in a sliding manner, the end parts of the two sides of each sliding rod are fixedly provided with sliding blocks, and each sliding block is arranged on the inner side wall of the second sliding groove in a sliding manner.

As a preferable technical scheme of the utility model, a clamping block is fixedly arranged at the upper end part of each sliding rod, a pushing block is fixedly arranged at the lower end part of each sliding rod, a second spring is fixedly arranged between every two sliding rods, and a telescopic rod is fixedly arranged between every two sliding rods and positioned on the inner side wall of the second spring.

Compared with the prior art, the utility model has the following beneficial effects:

1. this device cooperatees through having set up expansion ring and filter screen, can carry out once filtration through the filter screen before gaseous entering breather valve body, filters down dust, and the expansion ring is in and still can vibrations when admitting air the filtration, avoids blocking under the dust vibrations, influences the air intake.

2. This device is through having set up convenient to detach's collar, when the user used the filter screen to filter and need clear up the filter screen for a long time, press two sets of fixture blocks to be close to each other and leave draw-in groove department can, the dismouting is convenient, the maintenance clearance of being convenient for.

Drawings

FIG. 1 is a schematic view of the structure of a breather valve body of the present utility model;

FIG. 2 is a schematic structural view of a retaining ring according to the present utility model;

FIG. 3 is a schematic view of the mounting ring of the present utility model;

fig. 4 is a schematic structural diagram of the fixture block of the present utility model.

Wherein: 1. a respiratory valve body; 11. a valve stem; 12. a valve seat; 13. a valve tube; 2. a fixing ring; 21. a clamping groove; 3. a mounting ring; 31. a seal ring; 32. a movable groove; 33. a movable ring; 34. a first spring; 35. a filter screen; 36. a first chute; 37. a second chute; 4. a slide bar; 41. a slide block; 42. a pushing block; 43. a clamping block; 45. a second spring; 46. a telescopic rod.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

As shown in fig. 1, 2, 3 and 4, the mechanical spring breather valve comprises a breather valve body 1, a filter mechanism which is convenient for the breather valve body 1 to use is used on the breather valve body 1, the filter mechanism comprises two fixed rings 2 and mounting rings 3, two valve pipes 13 are fixedly arranged at the lower end part of the breather valve body 1, the number of the fixed rings 2 is two, the two fixed rings 2 are fixedly arranged at the circumferential end part of the valve pipes 13, the number of the mounting rings 3 is two, sealing rings 31 are fixedly arranged on the inner side walls of the two mounting rings 3, movable grooves 32 are formed on the inner side walls of the two sealing rings 31, movable rings 33 are slidably arranged on the inner side walls of the two movable grooves 32, a valve rod 11 is arranged on the breather valve body 1, a valve seat 12 is fixedly arranged between the two valve pipes 13 at the lower end part of the breather valve body 1, two clamping grooves 21 are formed through and are formed on the upper end parts of the two fixed rings 2, the filter screen 35 is fixedly arranged on the inner side walls of the two movable rings 33, at least two first springs 34 are fixedly arranged between the upper end and the lower end of the two movable rings 33 and the two movable grooves 32, when the air pressure in the breathing valve body 1 is required to be the same as the air pressure in the outside, a user needs to pump air and exhaust air through the valve pipe 13, when the valve pipe 13 is used for air intake, the outside air medium enters the valve pipe 13 through the mounting ring 3, the filter screen 35 is arranged on the sealing ring 31 in the mounting ring 3, the filter screen 35 filters dust in the air, the valve pipe 13 is in an air intake state, the movable rings 33 and the movable grooves 32 are internally fixed with the first springs 34, at the moment, the air flow can vibrate the movable rings 33, the first springs 34 at the two sides of the movable rings 33 deform, and when vibrating, the dust on the filter screen 35 can be vibrated down to avoid excessive dust accumulated on the filter screen 35, affecting the valve tube 13 intake;

the upper end of two collar 3 has all run through and has seted up two first spouts 36, the second spout 37 has all been seted up to the both sides tip of every first spout 36 inside wall, the inside wall of every first spout 36 all slidable mounting has two slide bars 4, the both sides tip of every slide bar 4 all fixed mounting has slider 41, every slider 41 all slidable mounting is at the inside wall of second spout 37, the upper end of every slide bar 4 all fixed mounting has fixture block 43, the lower tip of every slide bar 4 all fixed mounting has ejector pad 42, all fixed mounting has second spring 45 between every two slide bars 4, and every two slide bars 4 just be located the inside wall of second spring 45 and all fixed mounting have telescopic link 46, when the user need dismantle the washing to this device, can press two slide bars 43 to be close to each other, two slide bars 43 are close to each other and drive two slide bars 4 to be close to each other, two push down each slider 41 slides in second spout 37, second spring 45 is compressed at this moment, when second spring 45 is compressed limit, have can move the fixture block 43 to drive down to the fixture block 21, this fixture block 43 is to the device is removed to the fixture block that the completion.

Working principle:

when the air pressure in the breather valve body 1 is required to be the same as the outside, the air needs to be pumped and exhausted through the valve pipe 13, when the valve pipe 13 is in air intake, the outside air medium enters the valve pipe 13 through the mounting ring 3, the filter screen 35 is arranged on the sealing ring 31 in the mounting ring 3, dust in the air can be filtered out by the filter screen 35, the valve pipe 13 is in an air intake state, the movable ring 33 and the movable groove 32 are internally fixed with the first springs 34, at the moment, the air flow can vibrate the movable ring 33, the first springs 34 at two sides of the movable ring 33 deform, during vibration, the dust on the filter screen 35 can be vibrated down, excessive dust accumulated on the filter screen 35 is avoided to influence the air intake of the valve pipe 13, when the user needs to disassemble and clean the breather valve, the two clamping blocks 43 can be pressed close to each other, the two clamping blocks 43 are mutually close to each other to drive the two sliding rods 4 to mutually close, the two slide bars 4 are mutually close to drive each slide block 41 to slide in the second slide groove 37, at the moment, the second spring 45 is compressed, when the second spring 45 is compressed to a limit, at the moment, only the clamping block 43 can be pressed downwards to drive the clamping block 43 to leave the clamping groove 21, the disassembly of the device is completed, a user can clean the filter screen 35 on the mounting ring 3, in the use of the existing breather valve body 1, if the outside atmosphere enters the breather valve body 1, if the outside atmosphere has more dust, the air can lead to the pollution of materials in the tank through the circulation of air, the use effect is bad, even the blockage of the valve tube 13 is caused, the use is influenced, the device is matched with the filter screen 35 through the filter screen 35, the dust is filtered once before the air enters the breather valve body 1, the movable ring 33 is still vibrated when the air is in the air intake filtration, avoid blockking up under with the dust vibrations, influence admitting air, and this device is through setting up convenient to detach's collar 3, when the user uses filter screen 35 filtration for a long time and need clear up filter screen 35, press two sets of fixture blocks 43 mutually near to leave draw-in groove 21 department can, the dismouting is convenient, convenient maintenance clearance.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims (6)

1. The mechanical spring breather valve comprises a breather valve body (1), and is characterized in that a filter mechanism which is convenient for the breather valve body (1) to use is used on the breather valve body (1);

the utility model provides a filter mechanism, including solid fixed ring (2), collar (3), the lower tip fixed mounting of breather valve body (1) has two valve pipes (13), the quantity of solid fixed ring (2) is two, two gu fixed ring (2) equal fixed mounting is at the circumference tip of valve pipe (13), the quantity of collar (3) is two, two the equal fixed mounting of inside wall of collar (3) has sealing ring (31), two movable groove (32) have all been seted up to the inside wall of sealing ring (31), two the inside wall of movable groove (32) is all slidable mounting has expansion ring (33).

2. Mechanical spring breather valve according to claim 1, characterized in that the breather valve body (1) is provided with a valve rod (11), and a valve seat (12) is fixedly mounted between two valve pipes (13) at the lower end part of the breather valve body (1).

3. The mechanical spring breather valve according to claim 2, wherein the upper end parts of the two fixed rings (2) are respectively provided with two clamping grooves (21) in a penetrating way, and the inner side walls of the two movable rings (33) are respectively fixedly provided with a filter screen (35).

4. A mechanical spring breather valve according to claim 3, wherein at least two first springs (34) are fixedly installed between the upper end and the lower end of the two movable rings (33) and the two movable grooves (32), the upper end of the two mounting rings (3) is provided with two first sliding grooves (36) in a penetrating way, and the two side end parts of the inner side wall of each first sliding groove (36) are provided with second sliding grooves (37).

5. The mechanical spring-type breather valve according to claim 4, wherein two sliding rods (4) are slidably mounted on the inner side wall of each first sliding groove (36), sliding blocks (41) are fixedly mounted on two side ends of each sliding rod (4), and each sliding block (41) is slidably mounted on the inner side wall of each second sliding groove (37).

6. The mechanical spring breather valve according to claim 5, wherein a clamping block (43) is fixedly mounted at the upper end of each sliding rod (4), a pushing block (42) is fixedly mounted at the lower end of each sliding rod (4), a second spring (45) is fixedly mounted between each two sliding rods (4), and a telescopic rod (46) is fixedly mounted between each two sliding rods (4) and on the inner side wall of the second spring (45).