CN210239999U

CN210239999U - Air inlet valve for screw air compressor

Info

Publication number: CN210239999U
Application number: CN201921058390.2U
Authority: CN
Inventors: Yuhong Ling; 凌玉鸿; Xiaojun Wu; 吴晓军
Original assignee: Walburg Suzhou Compressor Co Ltd
Current assignee: Walburg Suzhou Compressor Co Ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-04-03
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses an admission valve for screw air compressor, the on-line screen storage device comprises a base, the upper surface of base is fixed with the admission valve main part, the inside of base is seted up flutedly, the intermediate position department of base is fixed with the punching press pad, and the punching press pad with the integral type structure of base, the surface of punching press pad is fixed with first rubber bulge through the glue solution bonding, the surface equidistance of punching press pad is fixed with four fixture blocks, the both sides of fixture block all have the second rubber bulge through the glue solution bonding; through the design punching press pad in the inside intermediate position department of base, the too big direct impact of punching press is on the rubber pad when avoiding using because inside is admitted air, makes the rubber pad damage lose heart when using for a long time, can be with the sealed installation back of admission valve main part, and atmospheric pressure direct impact is at the internal surface of punching press pad during the admission valve operation, is cushioned by the surface junction of the surface of first protruding piece pair punching press pad and rubber pad simultaneously.

Description

Air inlet valve for screw air compressor

Technical Field

The utility model belongs to the technical field of the admission valve, concretely relates to admission valve for screw air compressor.

Background

The existing air inlet valve is a component used for controlling air to enter the air compressor, the material is impact-resistant and has enough strength, the material of the valve seat can be selected according to different gas properties and different bearing pressure differences, and the material has the properties of high strength, good toughness, wear resistance and corrosion resistance; the too big direct impact of punching press is on rubber pad when inside admits air when current admission valve uses, makes the rubber pad damage lose heart when using for a long time, strikes great connecting pipe and easily rocks when using, leads to the problem that the connecting pipe is not hard up or damages for a long time.

Therefore, it is necessary to provide an intake valve for a screw air compressor to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an admission valve for screw air compressor to propose current admission valve in solving above-mentioned background art when using because inside punching press is too big direct impact on the rubber pad when admitting air, make the rubber pad lose heart when damaging the use for a long time, strike great connecting pipe and easily rock when using, lead to the problem that the connecting pipe is not hard up or damages for a long time.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an admission valve for screw air compressor, includes the base, the last fixed surface of base has the admission valve main part, the inside of base is seted up flutedly, the intermediate position department of base is fixed with the punching press pad, just the punching press pad with the formula structure as an organic whole of base, the surface of punching press pad is fixed with first rubber bulge piece through the glue solution bonding, the surperficial equidistance of punching press pad is fixed with four fixture blocks, the both sides of fixture block all have second rubber bulge piece through the glue solution bonding, surface one side of punching press pad is passed through the fixture block has the rubber pad, just the rubber pad is located the inside of recess, four draw-in grooves have been seted up to the inside equidistance of rubber pad.

Preferably, a clamping groove is fixedly screwed on one side of the base through a screw, the end part of the clamping groove is integrally connected with a clamp, a spring is fixedly arranged inside the clamp, and a pressing plate is fixedly arranged inside the clamp through the spring.

Preferably, the pressing plate and the clamp are elastically connected through the spring, and one end of the spring is embedded into the clamp.

Preferably, the connecting pipe and the clamp are fixedly connected with the spring through the pressure plate, and the pressure plate is of an arc-shaped structure.

Preferably, the periphery of the rubber pad and the periphery of the stamping pad are fixedly connected through the clamping groove and the clamping block in a clamping manner, and the clamping groove and the clamping block are tightly pressed and fixed through the second rubber protruding block.

Preferably, the outer surface of the rubber pad and the outer surface of the stamping pad are in compressed connection through the first rubber bulge block, and the first rubber bulge block is of an arc-shaped structure.

Preferably, the rubber pad and the groove are both in an annular structure, and the rubber pad is matched with the groove in structure.

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

(1) through the inside intermediate position department design punching press pad at the base, because too big direct impact of punching press is on the rubber pad when inside is admitted air when avoiding using, make the rubber pad damage lose heart when using for a long time, can be with the sealed installation back of admission valve main part, atmospheric pressure direct impact is at the internal surface of punching press pad during the admission valve operation, the surface of punching press pad is cushioned with the surface connection department of rubber pad by the protruding piece of first rubber simultaneously, consequently, protect the rubber pad, the problem that the direct impact rubber pad damages easy disappointing has been solved.

(2) Through the tip design anchor clamps at the draw-in groove and the tight clamp plate of internal design at anchor clamps, strike great connecting pipe and easily rock when avoiding using, lead to the connecting pipe not hard up or damage for a long time, can take place the connecting pipe block in the inside of anchor clamps, take place elastic deformation's effect through the spring and fasten the inside at anchor clamps with the connecting pipe by tight clamp plate for the punching press is not convenient for rock when great when using, has solved the problem that the connecting pipe of being convenient for easily rocked when admitting air.

Drawings

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

FIG. 2 is a schematic top view of the base, the rubber pad and the first rubber bumps of the present invention;

FIG. 3 is a schematic view of a top-view partially enlarged structure of the base, the rubber pad and the first rubber bump of the present invention;

FIG. 4 is a schematic side view of the base, the rubber pad and the first rubber bumps of the present invention;

FIG. 5 is a schematic view of a partially enlarged structure of the side surfaces of the base, the rubber pad and the first rubber bump of the present invention;

FIG. 6 is a schematic view of the base and the clamp of the present invention;

in the figure: 1. an intake valve main body; 2. a base; 3. a rubber pad; 4. a clamp; 5. a groove; 6. a first rubber bump; 7. punching the pad; 8. a clamping block; 9. a second rubber bump; 10. a card slot; 11. pressing the plate tightly; 12. a spring.

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, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the present invention provides a technical solution: an air inlet valve for a screw air compressor comprises a base 2, an air inlet valve main body 1 is fixed on the upper surface of the base 2, a groove 5 is formed in the base 2, a stamping pad 7 is fixed at the middle position of the base 2, the stamping pad 7 and the base 2 are of an integral structure, a first rubber bulge 6 is fixed on the outer surface of the stamping pad 7 through glue adhesion, four clamping blocks 8 are fixed on the surface of the stamping pad 7 at equal intervals, second rubber bulges 9 are respectively adhered on the two sides of each clamping block 8 through glue adhesion, a rubber pad 3 is clamped on one side of the outer surface of the stamping pad 7 through the clamping blocks 8, the rubber pad 3 is located in the groove 5, four clamping grooves 10 are formed in the rubber pad 3 at equal intervals, after the air inlet valve main body 1 is installed through the rubber pad 3 in a sealing mode, air pressure directly impacts the inner surface of the stamping pad 7 during operation of the air inlet valve, meanwhile, the joint of the outer surface of the stamping pad 7 and the surface of the, thereby protecting the rubber pad 3.

In this embodiment, preferably, one side of base 2 is fixed with draw-in groove 10 through the screw spiral, and the tip integral type of draw-in groove 10 is connected with anchor clamps 4, and the inside of anchor clamps 4 is fixed with spring 12, and the inside of anchor clamps 4 is fixed with jam plate 11 through spring 12, can be with the connecting pipe block in the inside of anchor clamps 4, takes place elastic deformation's effect through spring 12 and is fastened the connecting pipe in the inside of anchor clamps 4 by jam plate 11 for the punching press is not convenient for rock when great during the use.

In order to facilitate the elastic connection of the clamping plate 11, in the present embodiment, it is preferable that the clamping plate 11 is elastically connected to the clamp 4 by a spring 12, and one end of the spring 12 is embedded in the clamp 4.

In order to facilitate the tight fastening of the connecting pipe, in this embodiment, it is preferable that the connecting pipe and the clamp 4 are tightly connected with the spring 12 through the tightening plate 11, and the tightening plate 11 has an arc-shaped structure.

In order to fix the periphery of the rubber pad 3 and the stamping pad 7 conveniently, in this embodiment, preferably, the periphery of the rubber pad 3 and the periphery of the stamping pad 7 are fixedly connected with the clamping block 8 through the clamping groove 10 in a clamping manner, and the clamping groove 10 and the clamping block 8 are tightly pressed and fixed through the second rubber protrusion block 9.

In order to facilitate the pressing connection between the outer surface of the rubber pad 3 and the outer surface of the stamping pad 7, in this embodiment, it is preferable that the outer surface of the rubber pad 3 and the outer surface of the stamping pad 7 are pressed and connected by the first rubber bumps 6, and the first rubber bumps 6 are arc-shaped.

In order to place the rubber pad 3 stably, in the present embodiment, preferably, the rubber pad 3 and the groove 5 are both in an annular structure, and the rubber pad 3 and the groove 5 are matched in structure.

The utility model discloses a theory of operation and use flow: this kind of admission valve for screw air compressor, before the use, at first with the inside of connecting pipe block at anchor clamps 4, take place elastic deformation's effect through spring 12 and fasten the inside at anchor clamps 4 by holddown plate 11 with the connecting pipe, be not convenient for rock when making the punching press great during the use, then can fix rubber pad 3 in the inside of recess 5 with fixture block 8 and draw-in groove 10 fastening block through second rubber bulge 9, sealed the fixing through rubber pad 3 when rethread base 2 is connected with the air compressor machine, atmospheric pressure direct impact is at the internal surface of punching press pad 7 during the admission valve operation, cushion by the surface junction of first rubber bulge 6 to the surface of punching press pad 7 and rubber pad 3 simultaneously, consequently, protect rubber pad 3, make long-time use still sealed better, it is more stable during the operation.

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 an admission valve for screw air compressor, includes base (2), the last fixed surface of base (2) has admission valve main part (1), its characterized in that: the inside of base (2) is seted up flutedly (5), the intermediate position department of base (2) is fixed with punching press pad (7), just punching press pad (7) with the formula structure as an organic whole of base (2), the surface of punching press pad (7) is fixed with first rubber bulge piece (6) through the glue solution bonding, the surperficial equidistance of punching press pad (7) is fixed with four fixture blocks (8), the both sides of fixture block (8) all have second rubber bulge piece (9) through the glue solution bonding, surface one side of punching press pad (7) is passed through fixture block (8) block has rubber pad (3), just rubber pad (3) are located the inside of recess (5), four draw-in grooves (10) have been seted up to the inside equidistance of rubber pad (3).

2. The air intake valve for a screw air compressor of claim 1, wherein: one side of base (2) is fixed with draw-in groove (10) through the screw spiral, the tip integral type of draw-in groove (10) is connected with anchor clamps (4), the inside of anchor clamps (4) is fixed with spring (12), the inside of anchor clamps (4) is passed through spring (12) are fixed with clamp plate (11).

3. The air intake valve for a screw air compressor of claim 2, wherein: the pressing plate (11) is elastically connected with the clamp (4) through the spring (12), and one end of the spring (12) is embedded into the clamp (4).

4. The air intake valve for a screw air compressor of claim 2, wherein: a connecting pipe and the clamp (4) are fixedly connected with the spring (12) through the pressing plate (11), and the pressing plate (11) is of an arc-shaped structure.

5. The air intake valve for a screw air compressor of claim 1, wherein: the periphery of the rubber pad (3) and the periphery of the stamping pad (7) are fixedly connected through the clamping groove (10) and the clamping block (8) in a clamping mode, and the clamping groove (10) and the clamping block (8) are tightly pressed and fixed through the second rubber bulge block (9).

6. The air intake valve for a screw air compressor of claim 1, wherein: the outer surface of the rubber pad (3) is in compressed connection with the outer surface of the stamping pad (7) through the first rubber bulge block (6), and the first rubber bulge block (6) is of an arc-shaped structure.

7. The air intake valve for a screw air compressor of claim 1, wherein: the rubber pad (3) and the groove (5) are both in an annular structure, and the rubber pad (3) is matched with the groove (5) in structure.