CN214119051U

CN214119051U - Novel special right angle check valve of air-blower

Info

Publication number: CN214119051U
Application number: CN202023035375.1U
Authority: CN
Inventors: 倪城
Original assignee: Nantong Hengrong Roots Blower Co Ltd
Current assignee: Nantong Hengrong Roots Blower Co Ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-09-03
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a novel special right angle check valve of air-blower, including the main part subassembly structure, the backflow prevention structure, the inside backflow prevention structure that is equipped with of main part structure, the main part subassembly structure, moreover, the steam generator is simple in structure, high durability and convenient use, the backflow prevention pole of backflow prevention structure opens in a flexible way, the switching of check valve has been realized, backflow prevention pole guide structure has guaranteed the stability of backflow prevention pole switching, the life of backflow prevention structure has been prolonged, be equipped with sealed the pad on backflow prevention pole and the backflow prevention dog respectively, the leakproofness that the right angle check valve used has been improved, filtration has guaranteed the purity of oil feed, prevented that impurity from getting into the inside influence check valve life of valve body.

Description

Novel special right angle check valve of air-blower

Technical Field

The utility model relates to the technical field of valves, specifically be a novel special right angle check valve of air-blower.

Background

The blower consists of motor, air filter, blower body, air chamber, base and oil dripping nozzle. The blower eccentrically operates by a rotor offset in a cylinder, and sucks, compresses, and discharges air by changing the volume between vanes in a rotor groove. During operation, the pressure difference of the blower is used to automatically deliver the lubricant to the oil dropping nozzle and drop it into the cylinder to reduce friction and noise while keeping the gas in the cylinder from flowing back.

The check valve is commonly known as a check valve, a fluid can only flow along a water inlet, a medium at a water outlet cannot flow back, the check valve can be used for preventing reverse flow of oil in a hydraulic system, and structurally, hydraulic oil can only jack a valve core in a fixed inlet direction and then flows out from an outlet direction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel special right angle check valve of air-blower 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 novel right-angle one-way valve special for a blower comprises a main body assembly structure and an anti-backflow structure, wherein the anti-backflow structure is arranged inside the main body assembly structure;

the liquid inlet valve comprises a main body assembly structure, a liquid outlet and an L-shaped stop block, wherein the main body assembly structure comprises a right-angle valve body, a liquid inlet, a liquid outlet and the L-shaped stop block;

the backflow prevention structure comprises an upper end spring seat, a lower end spring seat, a spring, a backflow prevention rod and a backflow prevention stop block, wherein the spring is arranged between the upper end spring seat and the lower end spring seat, the upper end spring seat and the backflow prevention stop block are fixedly connected to the inner wall of the right-angle valve body, and the lower end spring seat is fixedly connected with the backflow prevention rod.

Preferably, the inside backflow prevention pole guide structure that is equipped with of backflow prevention structure, backflow prevention pole guide structure includes guide bar, round hole, lower extreme spring holder central point is equipped with the round hole, the round hole runs through to inside the backflow prevention pole, the downside fixed connection guide bar of upper end spring holder, the guide bar is established inside the spring, backflow prevention pole can slide from top to bottom along the guide bar.

Preferably, the anti-backflow rod and the anti-backflow block are respectively provided with a sealing gasket.

Preferably, inlet department is equipped with filtration, filtration includes the filter, Z type dog, the filter outside is equipped with Z type dog, Z type dog and L type dog gomphosis installation, Z type dog fastens through the bolt with L type dog.

Preferably, a sealing ring is arranged at the gap part between the Z-shaped stop block and the right-angle valve body.

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

the utility model discloses a main part subassembly structure, simple structure, convenient to use.

Do things than the utility model discloses an anti-return structure, anti-return rod opens in a flexible way, has realized the switching of check valve.

The utility model discloses a backflow prevention pole guide structure, guaranteed the stability of backflow prevention pole switching, prolonged backflow prevention structure's life.

Preferably, the anti-backflow rod and the anti-backflow block are respectively provided with a sealing gasket, so that the sealing performance of the right-angle one-way valve is improved.

The utility model discloses a filtration has guaranteed the purity of oil feed, has prevented that impurity from getting into the inside check valve life that influences of valve body.

Drawings

Fig. 1 is the utility model discloses the structure does not have the oil feed schematic diagram.

Fig. 2 is the utility model discloses structure oil feed schematic diagram.

In the figure: the valve comprises a right-angle valve body 1, a liquid inlet 2, a liquid outlet 3, an L-shaped check block 4, an upper end spring seat 5, a lower end spring seat 6, a spring 7, an anti-backflow rod 8, an anti-backflow check block 9, a guide rod 10, a round hole 11, a filter 12, a Z-shaped check block 13 and a sealing ring 14.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a special right angle check valve of novel air-blower which characterized in that: the anti-backflow structure comprises a main body assembly structure and an anti-backflow structure, wherein the anti-backflow structure is arranged inside the main body main part structure;

the valve body assembly comprises a right-angle valve body 1, a liquid inlet 2, a liquid outlet 3 and an L-shaped stop block 4, wherein the liquid inlet 2 and the liquid outlet 3 are arranged at two ends of the right-angle valve body 1, and the L-shaped stop block 4 is arranged inside the right-angle valve body 1 of the liquid inlet 2; the utility model discloses a main part subassembly structure, simple structure, convenient to use.

The backflow prevention structure comprises an upper end spring seat 5, a lower end spring seat 6, a spring 7, a backflow prevention rod 8 and a backflow prevention stop block 9, wherein the spring 7 is arranged between the upper end spring seat 5 and the lower end spring seat 6, the inner wall of the right-angle valve body 1 is fixedly connected with the upper end spring seat 5 and the backflow prevention stop block 9, and the lower end spring seat 6 is fixedly connected with the backflow prevention rod 8; the utility model discloses an anti-return structure, anti-return pole open in a flexible way, have realized the switching of check valve.

In the novel anti-backflow structure, an anti-backflow rod guide structure is arranged inside the anti-backflow structure and comprises a guide rod 10 and a circular hole 11, the circular hole 11 is formed in the center of the lower end spring seat 6, the circular hole 11 penetrates into the anti-backflow rod 8, the lower side of the upper end spring seat 5 is fixedly connected with the guide rod 10, the guide rod 10 is arranged inside the spring 7, and the anti-backflow rod 8 can slide up and down along the guide rod 10; the utility model discloses an anti-return pole guide structure, guaranteed the stability of anti-return pole switching, prolonged anti-return structure's life.

In the novel anti-backflow device, sealing gaskets are respectively arranged on the anti-backflow rod 8 and the anti-backflow baffle block 9; and sealing gaskets are respectively arranged on the anti-backflow rod and the anti-backflow check block, so that the sealing performance of the right-angle one-way valve is improved.

In the novel filter structure, a filtering structure is arranged at the liquid inlet, the filtering structure comprises a filter 12 and a Z-shaped stop block 13, the Z-shaped stop block 13 is arranged on the outer side of the filter 12, the Z-shaped stop block 13 is embedded with the L-shaped stop block 4, and the Z-shaped stop block 13 and the L-shaped stop block 4 are fastened through bolts; the utility model discloses a filtration, guaranteed the purity of oil feed, prevented that impurity from getting into the inside check valve life that influences of valve body.

In the novel structure, a sealing ring 14 is arranged between the Z-shaped stop block 13 and the gap part of the right-angle valve body 1.

The working principle is as follows:

when liquid flowed in from inlet 2, through filter 12, get into inside the valve body, promote backflow prevention pole 8 and lower extreme spring holder 6 along guide bar 10 rebound, spring 7 compression, liquid gets into the liquid outlet along backflow prevention dog 9, when inlet 2 does not have liquid to flow in, backflow prevention pole 8 moves down through guide bar 10 under the elasticity of spring 7 and backflow liquid pressure's common pressure, the sealed 14 accurate laminating of sealing up on backflow prevention pole 8 and backflow prevention dog 9, cut off backflow liquid and flow backwards to inlet 2.

To sum up, the main part subassembly structure, moreover, the steam generator is simple in structure, high durability and convenient use, the backflow prevention pole of backflow prevention structure opens in a flexible way, the switching of check valve has been realized, backflow prevention pole guide structure has guaranteed the stability of backflow prevention pole switching, the life of backflow prevention structure has been prolonged, be equipped with sealed the pad on backflow prevention pole and the backflow prevention dog respectively, the leakproofness that the right angle check valve used has been improved, filtration has guaranteed the purity of oil feed, prevented that impurity from getting into the inside check valve life that influences of valve body.

The details of the present invention are well known to those skilled in the art.

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 special right angle check valve of novel air-blower which characterized in that: the anti-backflow structure comprises a main body assembly structure and an anti-backflow structure, wherein the anti-backflow structure is arranged inside the main body assembly structure;

the valve body assembly structure comprises a right-angle valve body (1), a liquid inlet (2), a liquid outlet (3) and an L-shaped stop block (4), wherein the right-angle valve body (1) is provided with the liquid inlet (2) and the liquid outlet (3) at two ends, and the L-shaped stop block (4) is arranged inside the right-angle valve body (1) of the liquid inlet (2);

backflow prevention structure, backflow prevention structure includes upper end spring holder (5), lower extreme spring holder (6), spring (7), backflow prevention pole (8), backflow prevention dog (9), be equipped with spring (7) between upper end spring holder (5) and lower extreme spring holder (6), right angle valve body (1) inner wall fixed connection upper end spring holder (5) and backflow prevention dog (9), lower extreme spring holder (6) and backflow prevention pole (8) fixed connection.

2. The special right-angle one-way valve for the novel blower as claimed in claim 1, wherein: the anti-backflow structure is internally provided with an anti-backflow rod guide structure, the anti-backflow rod guide structure comprises a guide rod (10) and a round hole (11), the center of a lower end spring seat (6) is provided with the round hole (11), the round hole (11) penetrates into the anti-backflow rod (8), the lower side of an upper end spring seat (5) is fixedly connected with the guide rod (10), the guide rod (10) is arranged inside a spring (7), and the anti-backflow rod (8) can slide up and down along the guide rod (10).

3. The special right-angle one-way valve for the novel blower as claimed in claim 1, wherein: and sealing gaskets are respectively arranged on the anti-backflow rod (8) and the anti-backflow check block (9).

4. The special right-angle one-way valve for the novel blower as claimed in claim 1, wherein: the liquid inlet department is equipped with filtration, filtration includes filter (12), Z type dog (13), the filter (12) outside is equipped with Z type dog (13), Z type dog (13) and L type dog (4) gomphosis installation, Z type dog (13) fasten through the bolt with L type dog (4).

5. The novel right-angle one-way valve special for the blower as claimed in claim 4, wherein: and a sealing ring (14) is arranged at the gap part between the Z-shaped stop block (13) and the right-angle valve body (1).