CN212004410U

CN212004410U - Check valve convenient to detach and maintain for air compressor

Info

Publication number: CN212004410U
Application number: CN201922481496.XU
Authority: CN
Inventors: 陆嘉峰; 刘湖; 吴俊�
Original assignee: Shanghai Stable Electromechanical Equipment Co ltd
Current assignee: Shanghai sitanbo fluid control Co.,Ltd.
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-11-24
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a check valve convenient to dismantle maintenance for air compressor machine, including check valve main part, valve gap, valve rod and valve clack, the top fixed mounting of check valve main part has the valve top, and the top fixed mounting of valve top has sealed the pad, the top of sealed pad is provided with the valve gap, the outer wall of valve top has the bracing piece through pivot movable mounting, the top of bracing piece is inserted and is equipped with the fixed stick, and the outer wall of fixed stick has cup jointed the second spring, the fixed orifices has been seted up to the outer wall of valve gap, the central point of valve gap puts the department and has seted up the through-hole, and the inside of through-hole is inserted and is equipped. The utility model discloses a be provided with valve gap and bracing piece, make the fixed mode of valve gap simpler, the convenience is dismantled and is maintained it, convenient to use, and the rate of tension that bull stick and first spring can make the valve clack can be adjusted, and then can avoid the air to take place the condition of leaking, makes the result of use of air compressor machine better, convenient to use.

Description

Check valve convenient to detach and maintain for air compressor

Technical Field

The utility model relates to a check valve field specifically is a check valve of convenient to detach maintenance for air compressor machine.

Background

In the air compressor machine, the check valve is a very important part, and the air compressor machine can compress the air, and then makes the velocity of flow of air accelerate, and then the operation that can the velocity of flow of air drive machinery, convenient to use.

But current check valve top is connected through the french wheel, because the use of bolt is more, when the inside of check valve takes place to damage, is difficult for dismantling and the maintenance, and it is comparatively inconvenient to use, and the inside valve clack of check valve is sealed through self weight mostly, and then makes when the air is less, makes the condition that the check valve takes place to leak gas easily, and then forms the waste of air, and it is comparatively inconvenient to use, therefore needs an urgent need an air compressor machine to solve above-mentioned problem with the check valve of being convenient for dismantle the maintenance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a check valve convenient to detach maintenance for air compressor machine to it is difficult to dismantle the check valve and maintain to provide in solving above-mentioned background art, uses comparatively inconveniently, makes the valve clack of inside take place not hard up condition easily, and then makes the condition that the air of compression produced gas leakage, uses comparatively inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: a check valve convenient to disassemble and maintain for an air compressor comprises a check valve main body, a valve cover, a valve rod and a valve clack, wherein a valve top is fixedly installed at the top end of the check valve main body, a sealing gasket is fixedly arranged at the top end of the valve top, a valve cover is arranged at the top end of the sealing gasket, a supporting rod is movably arranged on the outer wall of the valve top through a rotating shaft, a fixing rod is inserted at the top end of the supporting rod, the outer wall of the fixing rod is sleeved with a second spring, the outer wall of the valve cover is provided with a fixing hole, the central position of the valve cover is provided with a through hole, a rotating rod is inserted in the through hole, a containing groove is arranged at the center of the top end of the inner wall of the check valve main body, and the inner cavity of the accommodating groove is provided with a first spring, one end of the first spring close to the rotating rod is fixedly provided with a connecting plate, the valve rod is inserted into the accommodating groove, and the valve clack is fixedly installed at one end, far away from the first spring, of the valve rod.

Preferably, the diameter of the outer wall of the fixing rod is equal to the diameter of the inner wall of the fixing hole, the fixing rod is inserted into the inner wall of the fixing hole, and the fixing rod and the fixing hole form an embedded structure.

Preferably, the outer wall of the rotating rod is provided with an external thread, the inner wall of the through hole is provided with an internal thread, and the through hole is in threaded connection with the rotating rod.

Preferably, the diameter of the outer wall of the valve rod is equal to the diameter of the inner wall of the accommodating groove, and the valve rod and the accommodating groove form a sliding structure.

Preferably, one end of the first spring is fixedly welded with the connecting plate, the other end of the first spring is fixedly welded with the valve rod, and the first spring and the valve rod form an elastic structure.

Preferably, one end of the second spring is fixedly welded with the fixing rod, the other end of the second spring is fixedly welded with the supporting rod, and the second spring and the fixing rod form an elastic structure.

Compared with the prior art, the beneficial effects of the utility model are that: this check valve convenient to detach maintenance for air compressor machine is provided with valve gap and bracing piece, makes the fixed mode of valve gap simpler, and the convenience is dismantled and is maintained it, convenient to use, and the rate of tension that bull stick and first spring can make the valve clack can be adjusted, and then can avoid the air to take place the condition of leaking, makes the result of use of air compressor machine better, convenient to use.

1. The device is provided with valve gap and bracing piece, stimulates the fixed rod, makes the fixed rod break away from the inside of fixed orifices, can make the bracing piece rotate afterwards, and the bracing piece rotates through the pivot, and then makes the bracing piece break away from the top of valve gap, can dismantle the valve gap, and then conveniently dismantles and maintains the check valve main part, easy operation, convenient to use.

2. The device is provided with bull stick and first spring, rotate the bull stick, can make the bull stick move on the through-hole through helicitic texture, the bull stick extends to the inside of accomodating the groove afterwards, and then can make the bull stick extrude the connecting plate, can make the connecting plate extrude first spring simultaneously, first spring drives the valve rod afterwards and descends, and then change the rate of tension of valve rod, can make the valve rod drive the sealed better of valve clack, avoid the air to take place the condition of revealing, and then make the result of use of air compressor machine better, high durability and convenient use.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic front view of the cross-sectional structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the present invention at B in fig. 2.

In the figure: 1. a check valve body; 2. a valve top; 3. a gasket; 4. a support bar; 5. a fixing rod; 6. a valve cover; 7. a through hole; 8. a rotating rod; 9. a valve stem; 10. a valve flap; 11. a first spring; 12. a connecting plate; 13. a receiving groove; 14. a second spring; 15. and (7) fixing holes.

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. 1-4, the present invention provides an embodiment:

a check valve convenient to disassemble and maintain for an air compressor comprises a check valve main body 1, a valve cover 6, a valve rod 9 and a valve clack 10, wherein a valve top 2 is fixedly installed at the top end of the check valve main body 1, a sealing gasket 3 is fixedly installed at the top end of the valve top 2, the valve cover 6 is arranged at the top end of the sealing gasket 3, a support rod 4 is movably installed on the outer wall of the valve top 2 through a rotating shaft, a fixing rod 5 is inserted at the top end of the support rod 4, a second spring 14 is sleeved on the outer wall of the fixing rod 5, one end of the second spring 14 is fixedly welded with the fixing rod 5, the other end of the second spring 14 is fixedly welded with the support rod 4, the second spring 14 and the fixing rod 5 form an elastic structure, the fixing rod 5 is pulled to be separated from the inside of a fixing hole 15, then the support rod 4 can be rotated, the support rod 4 is separated from, the check valve main body 1 is convenient to disassemble and maintain, and the check valve is simple to operate and convenient to use.

Fixed orifices 15 have been seted up to valve gap 6's outer wall, the outer wall diameter of fixed rod 5 equals with the inner wall diameter size of fixed orifices 15, fixed rod 5 inserts the inner wall of establishing at fixed orifices 15, fixed rod 5 constitutes embedded structure with fixed orifices 15, after the maintenance is accomplished, put into valve gap 6 the top of valve crown 2, follow-up rotation bracing piece 4, make bracing piece 4 rotate to valve gap 6's top, bracing piece 4 can go on and then to valve gap 6's top simultaneously, and then make valve gap 6 extrude sealed pad 3, loosen fixed rod 5 afterwards, make second spring 14 drive fixed rod 5 and imbed fixed orifices 15's inside and fix, the installation is simple, high durability and convenient use.

Through-hole 7 has been seted up to the central point of valve gap 6 and has been put the department, and the inside of through-hole 7 is inserted and is equipped with bull stick 8, the outer wall of bull stick 8 is provided with the external screw thread, the inner wall of through-hole 7 is provided with the internal thread, through-hole 7 and 8 threaded connection of bull stick, rotate bull stick 8, make bull stick 8 begin to remove in the inside of through-hole 7 through the helicitic texture, can make bull stick 8 extend to the inside of accomodating groove 13 afterwards, bull stick 8 can extrude connecting plate 12 afterwards, and then make connecting plate 12 drive first spring 11 stretch out and draw back, and then make first spring 11 drive the leakproofness of valve rod 9 better, make the result of use of air compressor machine.

Inner wall top central point department of putting of check valve main part 1 is provided with accomodates groove 13, and the inner chamber of accomodating groove 13 is provided with first spring 11, first spring 11 is close to the one end fixed mounting of bull stick 8 has connecting plate 12, accomodate the inside of groove 13 and insert and be equipped with valve rod 9, the one end and the connecting plate 12 fixed welding of first spring 11, the other end and the valve rod 9 fixed welding of first spring 11, first spring 11 forms elastic construction with valve rod 9, when connecting plate 12 extrudees first spring 11, and then make first spring 11 stretch out and draw back, and then can change first spring 11's elasticity coefficient, make first spring 11 different to the extrusion degree of valve rod 9, and then can change valve rod 9 and carry out the extrusion coefficient to valve clack 10, avoid the air to take place the condition of leaking, make the effect of air compressor machine better.

Valve rod 9 keeps away from the one end fixed mounting of first spring 11 has valve clack 10, the outer wall diameter of valve rod 9 equals with the inner wall diameter size of accomodating groove 13, valve rod 9 with accomodate groove 13 and constitute the slidingtype structure, the air passes through the one end entering of check valve main part 1, extrude valve clack 10 afterwards, it is flexible to make valve clack 10 drive valve rod 9, can the air pass through afterwards, when the air passes through the other end of check valve main part 1 and gets into, the air then can't pass through, high durability and convenient use.

The working principle is as follows: during the use, pulling fixed rod 5 makes fixed rod 5 break away from the inside of fixed orifices 15, can make bracing piece 4 rotate afterwards, and bracing piece 4 rotates through the pivot, and then makes bracing piece 4 break away from the top of valve gap 6, can dismantle valve gap 6, and then conveniently dismantles and maintains check valve main part 1, easy operation, convenient to use.

Rotate bull stick 8, can make bull stick 8 move on through-hole 7 through helicitic texture, bull stick 8 extends to the inside of accomodating groove 13 afterwards, and then can make bull stick 8 extrude connecting plate 12, can make connecting plate 12 extrude first spring 11 simultaneously, first spring 11 drives valve rod 9 afterwards and descends, and then change valve rod 9's rate of tension, it is better to make valve rod 9 drive the sealed of valve clack 10, avoid the air to take place the condition of revealing, and then make the result of use of air compressor machine better, high durability and convenient use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a check valve convenient to dismantle maintenance for air compressor, includes check valve main part (1), valve gap (6), valve rod (9) and valve clack (10), its characterized in that: the check valve is characterized in that a valve top (2) is fixedly mounted at the top end of a check valve main body (1), a sealing gasket (3) is fixedly mounted at the top end of the valve top (2), a valve cover (6) is arranged at the top end of the sealing gasket (3), a supporting rod (4) is movably mounted on the outer wall of the valve top (2) through a rotating shaft, a fixing rod (5) is inserted at the top end of the supporting rod (4), a second spring (14) is sleeved on the outer wall of the fixing rod (5), a fixing hole (15) is formed in the outer wall of the valve cover (6), a through hole (7) is formed in the central position of the valve cover (6), a rotating rod (8) is inserted in the through hole (7), an accommodating groove (13) is formed in the central position of the top end of the inner wall of the check valve main body (1), a first spring (11) is arranged in an inner cavity of the accommodating groove (13), and a connecting, a valve rod (9) is inserted into the accommodating groove (13), and a valve clack (10) is fixedly mounted at one end, far away from the first spring (11), of the valve rod (9).

2. The check valve for air compressor easy to detach and maintain according to claim 1, characterized in that: the diameter of the outer wall of the fixing rod (5) is equal to the diameter of the inner wall of the fixing hole (15), the fixing rod (5) is inserted into the inner wall of the fixing hole (15), and the fixing rod (5) and the fixing hole (15) form an embedded structure.

3. The check valve for air compressor easy to detach and maintain according to claim 1, characterized in that: the outer wall of bull stick (8) is provided with the external screw thread, the inner wall of through-hole (7) is provided with the internal thread, through-hole (7) and bull stick (8) threaded connection.

4. The check valve for air compressor easy to detach and maintain according to claim 1, characterized in that: the outer wall diameter of valve rod (9) and the inner wall diameter size of accomodating groove (13) are equal, valve rod (9) and accomodating groove (13) constitution slidingtype structure.

5. The check valve for air compressor easy to detach and maintain according to claim 1, characterized in that: one end of the first spring (11) is fixedly welded with the connecting plate (12), the other end of the first spring (11) is fixedly welded with the valve rod (9), and the first spring (11) and the valve rod (9) form an elastic structure.

6. The check valve for air compressor easy to detach and maintain according to claim 1, characterized in that: one end of the second spring (14) is fixedly welded with the fixed rod (5), the other end of the second spring (14) is fixedly welded with the supporting rod (4), and the second spring (14) and the fixed rod (5) form an elastic structure.