CN217481498U

CN217481498U - Adjustable air compressor air inlet valve

Info

Publication number: CN217481498U
Application number: CN202221416265.6U
Authority: CN
Inventors: 陈宇翔
Original assignee: Haikou Fengda Compressor Co ltd
Current assignee: Haikou Fengda Compressor Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-09-23
Anticipated expiration: 2032-06-08

Abstract

The utility model belongs to the technical field of the air compressor machine admission valve, especially, be an adjustable air compressor machine admission valve, including the valve body, its characterized in that: the regulating groove has been seted up to the left surface of valve body inner wall, the upper surface joint of regulating groove inner wall has sealed sliding sleeve, the inner wall of sealed sliding sleeve and the surface sliding connection of valve rod, the upper surface of valve rod and the center department rigid coupling of valve block lower surface, it is rotatory to drive bevel gear an and bevel gear b through rotating the regulation pole, bevel gear b is rotatory to drive the screw rod rotatory, the screw rod is rotatory to drive the lifter plate rebound, the reversal regulation pole drives the lifter plate and moves down, the lifter plate rebound drives the connecting plate, telescopic link and spring rebound increase spring to with the pressure of valve block, the reversal regulation pole weakens the spring to with the pressure of valve block, adjust through rotating the pressure of adjusting between regulation pole regulating spring and the valve block, the problem that the contact pressure of spring to the valve block can't be adjusted as required has been solved.

Description

Adjustable air compressor air inlet valve

Technical Field

The utility model belongs to the technical field of the air compressor machine admission valve, concretely relates to air compressor machine admission valve with adjustable.

Background

An air compressor is a device for compressing gas. The air compressor is constructed similarly to a water pump. Most air compressors are of a reciprocating piston type, a rotating blade or a rotating screw rod, when a compressor main engine inhales air, due to pressure difference, a valve plate of an air inlet valve of the air compressor is rapidly opened, and external air enters an air tank of the air compressor; when the compressor main unit is shut down, the internal pressure of the air compressor air tank is greater than the external pressure, and the valve plate can be closed tightly and rapidly in time. The air inlet valve of the air compressor is also provided with an unloader, and the unloader can jack the valve plate to release compressed air in the air tank of the air compressor when the main machine of the air compressor does not work.

In the prior art, the mounting position of the spring is fixed when the air inlet valve is used, and the contact pressure of the spring to the valve plate cannot be adjusted as required. If the pressure of the spring on the valve plate is too large, the difficulty in air suction is easily caused, and the compressor main machine needs to do more work to fully suck the air tank of the air compressor with compressed air; if the spring is too small to the pressure of valve block, then lead to the valve block unstable easily, produce easily and rock, lead to admitting air stability relatively poor, influence gas compressor's work efficiency, all be rigid contact when valve block and the valve body contact simultaneously, easy friction is impaired between valve block and the valve body, leads to the contact surface clearance to appear, leads to situations such as the leakproofness is poor, gas leakage to take place, influences the performance of admission valve.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an air compressor machine admission valve with adjustable.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an air compressor machine admission valve with adjustable, includes the valve body, its characterized in that: the regulating tank has been seted up to the left surface of valve body inner wall, the upper surface joint of regulating tank inner wall has sealed sliding sleeve, the inner wall of sealed sliding sleeve and the surface sliding connection of valve rod, the upper surface of valve rod and the center department rigid coupling of valve block lower surface, the surface of valve rod and the inner wall sliding connection of telescopic cylinder, the lower surface of valve rod and the upper surface rigid coupling of telescopic link and spring, the surface of telescopic link has cup jointed the spring, the lower surface of telescopic link and spring and the lower surface rigid coupling of telescopic cylinder inner wall.

Preferably, the upper surface mounting of valve block has sealed the pad, the surface of sealed pad is laminated with the inner wall of seal groove, the lower surface at the seal cover is seted up to the seal groove, the upper surface at the valve body inner wall is installed to the seal cover.

Preferably, the lower surface of the telescopic cylinder is fixedly connected with the center of the upper surface of the connecting plate, the left side surface and the right side surface of the connecting plate are respectively in sliding connection with one surface, far away from the inner walls of the two sliding grooves, of the connecting plate, and the two sliding grooves are formed in the left side surface and the right side surface of the inner wall of the valve body.

Preferably, the lower surface of the connecting plate is fixedly connected with the upper surface of the lifting plate, a threaded sleeve is clamped at the center of the upper surface of the lifting plate, a screw rod is connected with the inner wall of the threaded sleeve in a threaded manner, the bottom end of the screw rod is rotatably connected with the lower surface of the inner wall of the adjusting groove, a bevel gear b is installed on the lower side of the outer surface of the screw rod, the outer surface of the bevel gear b is meshed with the outer surface of a bevel gear a, the right side surface of the bevel gear a is fixedly connected with the left end of the adjusting rod, the right end of the adjusting rod penetrates through a bearing clamped with the inner wall of the rotating groove and extends to the outside of the rotating groove, and the rotating groove is formed in the left side surface of the inner wall of the valve body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, it is rotatory to drive bevel gear an and bevel gear b through rotating the regulation pole, bevel gear b is rotatory to drive the screw rod rotatory, the screw rod is rotatory to drive the lifter plate rebound, the reversal is adjusted the pole and is driven the lifter plate rebound, the lifter plate rebound drives the connecting plate, telescopic link and spring rebound increase spring to with the pressure of valve block, the reversal is adjusted the pole and is weakened the spring to with the pressure of valve block, adjust the pressure between pole regulating spring and the valve block through rotating, the problem that the contact pressure of spring to the valve block can't be adjusted as required has been solved.

2. The utility model discloses, through when valve block and valve body contact, sealed fill up in getting into the seal groove of seal cover below, sealed pad and seal cover assist the valve block to seal the valve body, make the valve block not direct contact valve body, avoid the friction between valve block and the valve body, promoted the life of valve block and valve body, through sealed pad, seal groove and seal cover, promote the sealed effect between valve body and the valve block simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

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

FIG. 2 is a schematic view of the three-dimensional structure of the middle valve plate of the present invention;

fig. 3 is a schematic three-dimensional structure diagram of the middle sealing sleeve and the sealing gasket of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of the present invention;

fig. 5 is an enlarged schematic view of the structure at B of the present invention;

in the figure: 1. a valve body; 2. a bevel gear b; 3. a valve plate; 4. a valve stem; 5. an adjustment groove; 6. sealing the sliding sleeve; 7. a chute; 8. a bevel gear a; 9. a connecting plate; 10. a telescopic cylinder; 11. a telescopic rod; 12. a spring; 13. a rotating groove; 14. adjusting a rod; 15. sealing sleeves; 16. a gasket; 17. a sealing groove; 18. a lifting plate; 19. a screw; 20. and (4) a threaded sleeve.

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.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides an adjustable air compressor machine admission valve, includes valve body 1, adjustment tank 5 has been seted up to the left surface of 1 inner wall of valve body, the upper surface joint of 5 inner walls of adjustment tank has sealed sliding sleeve 6, the inner wall of sealed sliding sleeve 6 and the surface sliding connection of valve rod 4, the rigid coupling is located with the center of 3 lower surfaces of valve block to the upper surface of valve rod 4, the surface of valve rod 4 and the inner wall sliding connection of telescopic cylinder 10, the lower surface of valve rod 4 and the upper surface rigid coupling of telescopic link 11 and spring 12, spring 12 has been cup jointed to the surface of telescopic link 11, the lower surface of telescopic link 11 and spring 12 and the lower surface rigid coupling of telescopic cylinder 10 inner wall.

Specifically, a sealing gasket 16 is arranged on the upper surface of the valve plate 3, the outer surface of the sealing gasket 16 is attached to the inner wall of a sealing groove 17, the sealing groove 17 is formed in the lower surface of a sealing sleeve 15, and the sealing sleeve 15 is arranged on the upper surface of the inner wall of the valve body 1;

when the valve plate 3 contacts the valve body 1, the sealing gasket 16 enters the sealing groove 17 below the sealing sleeve 15, the sealing gasket 16 and the sealing sleeve 15 assist the valve plate 3 to seal the valve body 1, meanwhile, the valve plate 3 does not directly contact the valve body 1, friction between the valve plate 3 and the valve body 1 is avoided, and meanwhile, the sealing effect between the valve body 1 and the valve plate 3 is improved through the sealing gasket 16, the sealing groove 17 and the sealing sleeve 15.

Specifically, the lower surface of the telescopic cylinder 10 is fixedly connected with the center of the upper surface of a connecting plate 9, the left side surface and the right side surface of the connecting plate 9 are respectively connected with the surfaces far away from the inner walls of the two sliding chutes 7 in a sliding manner, and the two sliding chutes 7 are arranged on the left side surface and the right side surface of the inner wall of the valve body 1;

the lifter plate 18 drives the connecting plate 9 to move up and down, the connecting plate 9 moves up and down to drive the telescopic cylinder 10 to move in the same direction, the left side and the right side of the connecting plate 9 move up and down in the sliding grooves 7, the connecting plate 9 and the sliding grooves 7 limit the connecting plate 9, and the connecting plate 9 and the telescopic cylinder 10 are more stable in the moving process.

Specifically, the lower surface of the connecting plate 9 is fixedly connected with the upper surface of the lifting plate 18, a threaded sleeve 20 is clamped at the center of the upper surface of the lifting plate 18, a screw rod 19 is connected to the inner wall of the threaded sleeve 20 in a threaded manner, the bottom end of the screw rod 19 is rotatably connected with the lower surface of the inner wall of the adjusting groove 5, a bevel gear b2 is mounted on the lower side of the outer surface of the screw rod 19, the outer surface of the bevel gear b2 is meshed with the outer surface of a bevel gear a8, the right side surface of the bevel gear a8 is fixedly connected with the left end of the adjusting rod 14, the right end of the adjusting rod 14 extends to the outside of the rotating groove 13 through a bearing clamped with the inner wall of the rotating groove 13, and the rotating groove 13 is formed in the left side surface of the inner wall of the valve body 1;

the rotating adjusting rod 14 drives the bevel gear a8 to rotate, the bevel gear a8 rotates the bevel gear b2 to rotate, the bevel gear b2 rotates the screw 19 to rotate, the screw 19 rotates the lifting plate 18 to move upwards, the reversing adjusting rod 14 drives the lifting plate 18 to move downwards, the lifting plate 18 moves upwards to drive the connecting plate 9, the telescopic rod 11 and the spring 12 to move upwards to increase the pressure of the spring 12 on the valve plate 3, and the reversing adjusting rod 14 weakens the pressure of the spring 12 on the valve plate 3, so that the pressure between the spring 12 and the valve plate 3 is adjusted by rotating the adjusting rod 14.

The utility model discloses a theory of operation and use flow:

the utility model, when in use;

the adjusting rod 14 is rotated to drive the bevel gear a8 to rotate, the bevel gear a8 rotates the bevel gear b2 to rotate, the bevel gear b2 rotates to drive the screw 19 to rotate, the screw 19 rotates to drive the lifting plate 18 to move upwards, the reverse adjusting rod 14 drives the lifting plate 18 to move downwards, the lifting plate 18 moves upwards to drive the connecting plate 9, the telescopic rod 11 and the spring 12 to move upwards to increase the pressure of the spring 12 on the valve plate 3, and the reverse adjusting rod 14 weakens the pressure of the spring 12 on the valve plate 3, so that the pressure between the spring 12 and the valve plate 3 is adjusted by rotating the adjusting rod 14;

when the air compressor stops working, the sealing gasket 16 enters the sealing groove 17 below the sealing sleeve 15, the sealing gasket 16 and the sealing sleeve 15 assist the valve plate 3 to seal the valve body 1, meanwhile, the valve plate 3 is not directly contacted with the valve body 1, friction between the valve plate 3 and the valve body 1 is avoided, and meanwhile, the sealing effect between the valve body 1 and the valve plate 3 is improved through the sealing gasket 16, the sealing groove 17 and the sealing sleeve 15.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an air compressor machine admission valve with adjustable, includes valve body (1), its characterized in that: adjustment tank (5) have been seted up to the left surface of valve body (1) inner wall, the upper surface joint of adjustment tank (5) inner wall has sealed sliding sleeve (6), the inner wall of sealed sliding sleeve (6) and the surface sliding connection of valve rod (4), the rigid coupling is located with the center of valve block (3) lower surface to the upper surface of valve rod (4), the surface of valve rod (4) and the inner wall sliding connection of telescopic cylinder (10), the lower surface of valve rod (4) and the upper surface rigid coupling of telescopic link (11) and spring (12), spring (12) have been cup jointed to the surface of telescopic link (11), the lower surface of telescopic link (11) and spring (12) and the lower surface rigid coupling of telescopic cylinder (10) inner wall.

2. The adjustable air compressor inlet valve of claim 1 wherein: the last surface mounting of valve block (3) has sealed pad (16), the surface of sealed pad (16) is laminated with the inner wall of seal groove (17), the lower surface at seal cover (15) is seted up in seal groove (17), the upper surface at valve body (1) inner wall is installed in seal cover (15).

3. The adjustable air compressor inlet valve of claim 1 wherein: the lower surface of the telescopic cylinder (10) is fixedly connected with the center of the upper surface of the connecting plate (9), the left side surface and the right side surface of the connecting plate (9) are respectively connected with one sliding surface far away from the inner walls of the two sliding grooves (7) in a sliding mode, and the two sliding grooves (7) are arranged on the left side surface and the right side surface of the inner wall of the valve body (1).

4. The adjustable air compressor inlet valve of claim 3, wherein: the lower surface of the connecting plate (9) is fixedly connected with the upper surface of the lifting plate (18), a threaded sleeve (20) is clamped at the center of the upper surface of the lifting plate (18), a screw rod (19) is connected to the inner wall of the threaded sleeve (20) in a threaded manner, the bottom end of the screw rod (19) is rotatably connected with the lower surface of the inner wall of the adjusting groove (5), a bevel gear b (2) is installed on the lower side of the outer surface of the screw rod (19), the outer surface of the bevel gear b (2) is meshed with the outer surface of a bevel gear a (8), the right side surface of the bevel gear a (8) is fixedly connected with the left end of the adjusting rod (14), the right end of the adjusting rod (14) penetrates through a bearing clamped with the inner wall of the rotating groove (13) and extends to the outside of the rotating groove (13), and the rotating groove (13) is arranged on the left side surface of the inner wall of the valve body (1).