Air valve structure of tail gas compressor

Abstract

The air valve structure of the tail gas compressor comprises a valve seat body, a set of exhaust holes arranged at equal intervals are formed in the valve seat body, two sets of through holes are formed in the valve seat body, and a spring seat is fixedly connected to the interior of each through hole. And the upper surface of each spring seat is fixedly connected with a telescopic spring. According to the device, the thickness of the spring seat is increased to 2mm, and after the spring seat is thickened, the elastic force of the telescopic spring in operation is improved, more importantly, the elastic force of the mushroom-head-shaped sealing column in a closed state is improved, the friction force between the sealing column and the sealing surface of the valve seat body is increased, and the autorotation and oscillation phenomena of the mushroom head are limited; the aging and abrasion of the mushroom head are greatly reduced, so that the telescopic spring is always in a compressed state, the vibration of the spring is reduced, the fatigue damage of the spring is effectively improved, and the usability of the product is improved to a great extent.

Description

TECHNICAL FIELD

[0001] The utility model relates to a compressor air valve technical field especially a kind of air valve structure of tail gas compressor. BACKGROUND

[0002] Tail gas compressor air valve is mainly composed of valve seat, opening and closing element, lift limiter, valve body and sealing element etc., valve seat is the basic component of air valve, with inlet or exhaust gas flow passage, opening and closing element is usually made into sheet, also called valve sheet, is the key component of air valve, lift limiter is used to limit the opening speed of opening and closing element.

[0003] The existing compressor air valve structure in use, due to the frequent action of air valve, not only will lead to the high failure rate of compressor exhaust valve, but also will improve the aging speed and wear speed of compressor exhaust valve, thereby greatly reduce the use cycle of product, for this, we propose a kind of air valve structure of tail gas compressor to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model is to provide a kind of air valve structure of tail gas compressor to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of air valve structure of tail gas compressor, including valve seat body, a group of equidistantly arranged exhaust holes are set in the inside of the valve seat body, two groups of through holes are set in the inside of the valve seat body, the inside of each through hole is fixedly connected with spring seat, the upper surface of each spring seat is fixedly connected with telescopic spring, the top of two groups of telescopic springs is fixedly connected with sealing disc, the upper surface of the sealing disc is fixedly connected with cover plate, the inside of the valve seat body is set with screw hole, the inside screw thread of the screw hole is connected with threaded rod, the outer ring of the threaded rod is equipped with gasket, the outer ring of the threaded rod is connected with nut with screw thread, the bottom of the sealing disc is fixedly connected with a group of equidistantly arranged sealing columns.

[0007] In further embodiments, the thickness of the spring seat is 2mm, and the gasket is located above the cover plate.

[0008] In further embodiments, the sealing disc and each sealing column are made of PEEK plastic material, and each sealing column is in the shape of a mushroom head.

[0009] In further embodiments, the outer surface of the valve seat body is fixedly connected with an annular connecting disc, and a group of mounting holes are formed in the upper surface of the annular connecting disc.

[0010] In further embodiments, a fastening screw is arranged above each mounting hole, and an anti-rust coating is arranged on the outer surface of each fastening screw.

[0011] In further embodiments, the thickness of the gasket is 1mm, and a model tag is fixedly connected to the upper surface of the cover plate.

[0012] In further embodiments, each sealing column is matched with each exhaust hole, and a gas filter screen is fixedly connected inside each exhaust hole.

[0013] In further embodiments, a plurality of limiting holes are arranged on the upper surface of the valve seat body, and a plurality of limiting columns are fixedly connected to the bottom surface of the sealing disc.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] The device first increases the thickness of the spring seat to 2mm, and after the spring seat is thickened, the elasticity of the telescopic spring during operation is improved, and more importantly, the elasticity of the mushroom head-shaped sealing column in the closed state is improved, the friction between the sealing column and the sealing surface of the valve seat body is increased, the self-rotation and oscillation of the mushroom head are limited, the aging and wear of the mushroom head are greatly reduced, the telescopic spring is always in a compressed state, the vibration of the spring itself is reduced, the fatigue damage of the spring is effectively improved, and the usability of the product is greatly increased. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a perspective view of a gas valve structure of a tail gas compressor.

[0017] Figure 2 It is a sectional view of a top view of a gas valve structure of a tail gas compressor.

[0018] Figure 3 It is a sectional view of a front view of a gas valve structure of a tail gas compressor.

[0019] Figure 4 It is a gas valve structure of a tail gas compressor Figure 3 It is an enlarged structure schematic view of A in the middle.

[0020] In the figure: 1, valve seat body; 2, exhaust hole; 3, through hole; 4, spring seat; 5, telescopic spring; 6, sealing disc; 7, cover plate; 8, threaded hole; 9, threaded rod; 10, gasket; 11, nut; 12, sealing column; 13, model tag; 14, annular connecting disc; 15, mounting hole; 16, fastening screw; 17, gas filter screen; 18, limiting hole; 19, limiting column. DETAILED DESCRIPTION

[0021] In the description of the utility model, it is necessary to understand that the orientation or positional relation indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relation based on the orientation or positional relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, the meaning of "a plurality of" is two or more, unless otherwise specified.

[0022] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0023] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Please refer to Figures 1-4The utility model discloses a tail gas compressor's air valve structure, including valve seat body 1, the inside of valve seat body 1 is arranged with a set of equidistance exhaust hole 2, the inside of valve seat body 1 is arranged with two sets of through -hole 3, the inside of every through -hole 3 is fixedly connected with spring seat 4, the upper surface of every spring seat 4 is fixedly connected with telescopic spring 5, the top of two sets of telescopic spring 5 is fixedly connected with sealing disc 6, the upper surface of sealing disc 6 is fixedly connected with cover plate 7, the inside of valve seat body 1 is arranged with screw hole 8, the inside screw thread of screw hole 8 is connected with threaded rod 9, the outer ring of threaded rod 9 is equipped with washer 10, the outer ring screw thread of threaded rod 9 is connected with nut 11, the bottom of sealing disc 6 is fixedly connected with a set of equidistance sealing column 12 that arranges, utilize the cooperation of threaded rod 9, nut 11 and washer 10, can when the air current promotes sealing disc 6 and cover plate 7 to rise upwards play good limiting effect.

[0025] The thickness of the spring seat 4 is 2mm, the washer 10 is located above the cover plate 7, the sealing disc 6 and each sealing column 12 are made of PEEK plastic material, each sealing column 12 is in the shape of a mushroom head, the outer surface of the valve seat body 1 is fixedly connected with an annular connecting disc 14, a plurality of mounting holes 15 are formed in the upper surface of the annular connecting disc 14, the thickness of the spring seat 4 is thickened to 2mm, which can greatly improve the elasticity of the spring during operation, the sealing disc 6 and the sealing column 12 made of PEEK plastic material have good wear resistance and self-lubricating properties, and the annular connecting disc 14 and the mounting holes 15 can facilitate the fixing and installation of the valve seat body 1 and the compressor.

[0026] A fastening screw 16 is arranged above each mounting hole 15, each fastening screw 16 is provided with an anti-rust coating on the outer surface, the thickness of the washer 10 is 1mm, a model tag 13 is fixedly connected to the upper surface of the cover plate 7, each sealing column 12 is adapted to each exhaust hole 2, a gas filter screen 17 is fixedly connected in each exhaust hole 2, a plurality of limiting holes 18 are formed in the upper surface of the valve seat body 1 in an equidistant arrangement, a plurality of limiting columns 19 are fixedly connected to the bottom surface of the sealing disc 6 in an equidistant arrangement, the anti-rust coating on the surface of the fastening screw 16 has good anti-rust effect, the model tag 13 can facilitate the staff to check the specific model of the product, the gas filter screen 17 can filter the gas discharged from the compressor, and the limiting holes 18 and the limiting columns 19 can facilitate the staff to install the cover plate 7 and the sealing disc 6 on the valve seat body 1.

[0027] The working principle of the utility model is as follows:

[0028] When the product is used, the workers first align a group of sealing columns 12 and a group of limiting columns 19 to a group of exhaust holes 2 and limiting holes 18 respectively, then the workers place the sealing disc 6 and the cover plate 7 above the valve seat body 1, and then use the cooperation of the gasket 10, the nut 11 and the threaded rod 9 to limit the sealing disc 6 and the cover plate 7, when the sealing disc 6 and the cover plate 7 are installed, the workers use the fastening screw 16 and the mounting hole 15 to fix the annular connecting disc 14 and the output end of the compressor together, and when the installation is completed, the device can be used normally, when the airflow thrust is higher than the tension of the extension spring 5, the cover plate 7 and the sealing disc 6 will rise upwards, and then the sealing disc 6 drives the sealing column 12 to rise upwards, so that the valve seat body 1 performs the exhaust operation, and when the airflow thrust is less than the tension of the extension spring 5, the sealing disc 6 and the cover plate 7 will fall downwards, and then drive the sealing column 12 to enter the inside of the exhaust hole 2, so as to seal the valve seat body 1, the above is the whole operation process of the product.

[0029] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

[0030] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A gas valve structure for a tail gas compressor, characterized by: The utility model relates to a valve seat body (1) is opened with a group of equidistance arranged exhaust hole (2) in the inside, the inside is opened with two groups of through -hole (3) of valve seat body (1), the inside is fixedly connected with spring seat (4) every through -hole (3), the upper surface of every spring seat (4) is fixedly connected with telescopic spring (5), and the top of two groups telescopic spring (5) is fixedly connected with sealing disc (6) in common, the upper surface of sealing disc (6) is fixedly connected with cover plate (7), the inside is opened with screw hole (8) of valve seat body (1), the inside screw thread connection has screw rod (9) of screw hole (8), and the outer ring of screw rod (9) is equipped with washer (10), and the outer ring screw thread connection has nut (11) of screw rod (9), and the bottom of sealing disc (6) is fixedly connected with a group of equidistance arranged sealing post (12).

2. The valve structure of a tail gas compressor according to claim 1, characterized in that: The thickness of spring seat (4) is 2mm, and washer (10) is above cover plate (7).

3. The valve structure of a tail gas compressor according to claim 1, characterized in that: Sealing disc (6) and every sealing post (12) are PEEK plastic material, and every sealing post (12) is mushroom head shape.

4. The valve structure of a tail gas compressor according to claim 1, characterized in that: The outer surface of valve seat body (1) is fixedly connected with annular connecting disc (14), and the upper surface of annular connecting disc (14) is opened with a group of mounting hole (15).

5. A valve structure for an exhaust gas compressor as set forth in claim 4, characterized in that: The upper surface of every mounting hole (15) is equipped with fastening screw (16), and the outer surface of every fastening screw (16) is equipped with rustproof coating.

6. The valve structure of a tail gas compressor according to claim 1, characterized in that: The thickness of washer (10) is 1mm, and the upper surface of cover plate (7) is fixedly connected with model sign (13).

7. The valve structure of a tail gas compressor as claimed in claim 1, wherein: Every sealing post (12) is matched with every exhaust hole (2), and the inside of every exhaust hole (2) is fixedly connected with gas filter screen (17).

8. The valve structure of a tail gas compressor as claimed in claim 1, wherein: The upper surface of valve seat body (1) is opened with a group of equidistance arranged limiting hole (18), and the bottom of sealing disc (6) is fixedly connected with a group of equidistance arranged limiting post (19).

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