CN209839179U - Forced closed stop valve for air compressor - Google Patents

Abstract

The utility model belongs to the technical field of valves, in particular to a forced closed stop valve for an air compressor, which comprises a valve body, a sealing cover and an air compressor pipeline, wherein a hand wheel is fixed at the top of a fixed column, the fixed column penetrates through the valve body and is fixedly connected with the air compressor pipeline, a valve clack is fixed at the bottom of the fixed column, a spring is wound on the outer wall of the fixed column, the spring is positioned inside the valve body, a bearing is embedded at the central position of the sealing cover, a thread B is laid on the outer wall of the sealing cover, and the outer wall of the bottom of the sealing cover is provided with an arc surface; when using, seal the air compressor machine pipeline through the valve clack, improve the leakproofness, also reduced the corruption of particulate matter in the gas to the valve body simultaneously, changed the rubber pad, improved the life of stop valve, will seal the lid and dismantle, be convenient for to the clearance maintenance of inside valve clack particulate matter, simple structure, it is convenient to dismantle.

Description

Forced closed stop valve for air compressor

Technical Field

The utility model belongs to the technical field of the valve, concretely relates to air compressor is with forcing closed stop valve.

Background

The stop valve, also called stop valve, is a kind of valve that uses the most extensively, it is popular because the frictional force between the sealed face is little in the opening and closing process, it is relatively durable, the opening height is not big, it is easy to make, easy maintenance, not only suitable for the middle and low pressure, but also suitable for the high pressure, the closure principle of the stop valve is, rely on the valve lever pressure, make the valve clack sealed face and valve seat sealed face close fit, prevent the medium from circulating, the valve plays the important role of cutting off and throttling to the medium in its pipeline, the stop valve is regarded as a kind of extremely important to cut off the class valve, its seal is through exerting the moment of torsion to the valve stem, the valve stem exerts the pressure to the valve clack in the axial direction, make the valve clack sealed face and valve seat sealed face close fit.

When the stop valve in the original air compressor is used, because the gas in the air compressor contains more particles, the particles are accumulated on the stop valve, and the valve body is corroded by long-time accumulation, so that the air tightness is influenced.

Disclosure of Invention

To solve the problems set forth in the background art described above. The utility model provides an air compressor is with forcing closed stop valve has convenient to detach and washs and improve life's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an air compressor is with forcing closed stop valve, includes valve body, sealed lid and air compressor machine pipeline, be equipped with hand wheel, fixed column, spring and valve clack on the valve body, the hand wheel is fixed the top of fixed column, the fixed column run through in the valve body with air compressor machine pipeline fixed connection, just the valve clack is fixed the bottom of fixed column, the spring encircles on the outer wall of fixed column, just the spring is located the inside of valve body, sealed covering is equipped with bearing and screw thread B, the bearing inlays to be established the central point of sealed lid puts, screw thread B lays on the outer wall of sealed lid, just it has the arc surface on the bottom outer wall of sealed lid, sealed lid is fixed the top of air compressor machine pipeline.

Preferably, a thread A is arranged on the fixed column, the thread A is laid on the outer wall of the fixed column, and a thread groove A matched with the thread A is formed in the valve body.

Preferably, the size of the circular arc surface is matched with the valve clack.

Preferably, the valve clack is provided with a rubber pad A, the rubber pad A is laid on the outer wall of the valve clack, and a rubber pad B matched with the rubber pad A is laid on the arc surface.

Preferably, the bearing is matched with the fixing column.

Preferably, the air compressor pipeline is provided with a thread groove B matched with the thread B.

Preferably, the thread B is provided with a rubber ring, the rubber ring is laid on the outer wall of the thread B, and the rubber ring is matched with the thread groove B.

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

the utility model discloses in be equipped with the valve clack, the valve clack is fixed in the bottom of fixed column, and rubber pad A lays on the outer wall of valve clack, and the arc surface upper berth be equipped with rubber pad A matched with rubber pad B, when using, seal the air compressor pipeline through the valve clack, cooperate by rubber pad A and rubber pad B, improve the leakproofness, also reduced the corruption of particulate matter to the valve body in the gas simultaneously, change rubber pad A and rubber pad B, improved the life of stop valve.

The utility model discloses in be equipped with sealed lid, screw thread B lays on the outer wall of sealed lid, and has the arc surface on the bottom outer wall of sealed lid, and sealed lid is fixed at the top of air compressor machine pipeline, and the size and the valve clack of arc surface cooperate, and the rubber circle cooperatees with thread groove B, and when using, dismantles sealed lid through screw thread B and thread groove B's cooperation, is convenient for to the clearance and the maintenance of inside valve clack particulate matter, simple structure, and it is convenient to dismantle, improves life.

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 invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic structural view of the valve flap of the present invention;

fig. 3 is a schematic structural view of the sealing cover of the present invention;

fig. 4 is a schematic structural view of the sealing cover and the air compressor pipeline of the present invention;

in the figure: 1. a valve body; 101. a thread groove A; 11. a hand wheel; 12. fixing a column; 121. a thread A; 13. a spring; 14. a valve flap; 141. a rubber pad A; 2. a sealing cover; 21. a bearing; 22. a circular arc surface; 221. a rubber pad B; 23. a thread B; 231. a rubber ring; 3. an air compressor pipeline; 301. thread groove B.

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. 1-4, the present invention provides the following technical solutions: the utility model provides an air compressor is with forcing closed stop valve, including valve body 1, sealed lid 2 and air compressor machine pipeline 3, be equipped with hand wheel 11 on valve body 1, fixed column 12, spring 13 and valve clack 14, hand wheel 11 fixes the top at fixed column 12, fixed column 12 runs through in valve body 1 and air compressor machine pipeline 3 fixed connection, and valve clack 14 fixes the bottom at fixed column 12, spring 13 encircles on the outer wall of fixed column 12, and spring 13 is located the inside of valve body 1, be equipped with bearing 21 and screw thread B23 on sealed lid 2, bearing 21 inlays the central point of establishing at sealed lid 2 and puts, screw thread B23 is laid on the outer wall of sealed lid 2, and have arc surface 22 on the bottom outer wall of sealed lid 2, sealed lid 2 is fixed at air compressor machine pipeline.

In the embodiment, a hand wheel 11 is fixed on the top of a fixed column 12, the fixed column 12 penetrates through a valve body 1 and is fixedly connected with an air compressor pipeline 3, a valve clack 14 is fixed on the bottom of the fixed column 12, a spring 13 surrounds the outer wall of the fixed column 12, the spring 13 is located inside the valve body 1, when the stop valve is used, the hand wheel 11 is rotated through the matching of a thread A121 and a thread groove A101 to drive the valve clack 14 to rotate to seal the air compressor pipeline 3, the stop valve is convenient to use, a bearing 21 is embedded in the central position of a sealing cover 2, a thread B23 is laid on the outer wall of the sealing cover 2, an arc surface 22 is arranged on the outer wall of the bottom of the sealing cover 2, a rubber pad A141 and a rubber pad B221 are matched to improve the sealing performance, meanwhile, the corrosion of particles in gas to the valve body 1 is reduced, the rubber pad A141 and, when using, the cooperation through screw thread B23 and thread groove B301 is dismantled sealed lid 2 and is got off, is convenient for to clearance and maintenance of inside valve clack 14 particulate matter, simple structure, and it is convenient to dismantle, improves life.

Specifically, be equipped with screw thread A121 on the fixed column 12, screw thread A121 is laid on the outer wall of fixed column 12, and sets up thread groove A101 with screw thread A121 matched with on the valve body 1, and hand wheel 11 is rotated through the cooperation of screw thread A121 and thread groove A101, drives valve clack 14 and rotates and seal air compressor machine pipeline 3, convenient to use.

Specifically, the size of the arc surface 22 is matched with the valve clack 14, and the valve clack 14 rotates in the arc surface 22, so that the air compressor pipeline 3 is conveniently sealed.

Specifically, be equipped with rubber pad A141 on valve clack 14, rubber pad A141 lays on the outer wall of valve clack 14, and arc surface 22 upper berth is equipped with rubber pad B221 with rubber pad A141 matched with, by the cooperation of rubber pad A141 and rubber pad B221, improves the leakproofness, has also reduced the corruption of particulate matter in the gas to valve body 1 simultaneously, changes rubber pad A141 and rubber pad B221, has improved the life of stop valve.

Specifically, the bearing 21 is matched with the fixed column 12, and the fixed column 12 rotates in the bearing 21, so that the valve clack 14 can conveniently seal the air compressor pipeline 3.

Specifically, offer on the air compressor machine pipeline 3 with screw thread B23 matched with thread groove B301, the cooperation through screw thread B23 and thread groove B301 will seal lid 2 and dismantle, be convenient for to the clearance and the maintenance of inside valve clack 14 particulate matter, simple structure, it is convenient to dismantle, improves life.

Specifically, be equipped with rubber circle 231 on the screw thread B23, rubber circle 231 lays on screw thread B23's outer wall, and rubber circle 231 cooperatees with thread groove B301, increases the leakproofness through rubber circle 231, avoids revealing, and it is convenient to use.

The utility model discloses a theory of operation and use flow: after the utility model is installed, because the hand wheel 11 is fixed on the top of the fixed column 12, the fixed column 12 penetrates through the valve body 1 and is fixedly connected with the air compressor pipeline 3, the valve clack 14 is fixed on the bottom of the fixed column 12, the spring 13 surrounds on the outer wall of the fixed column 12, and the spring 13 is positioned inside the valve body 1, when in use, the hand wheel 11 is rotated through the matching of the thread A121 and the thread groove A101, the valve clack 14 is driven to rotate to seal the air compressor pipeline 3, the use is convenient, the bearing 21 is embedded in the central position of the sealing cover 2, the thread B23 is laid on the outer wall of the sealing cover 2, the outer wall of the bottom of the sealing cover 2 is provided with the arc surface 22, the sealing performance is improved through the matching of the rubber pad A141 and the rubber pad B221, meanwhile, the corrosion of the rubber pad to the valve body 1 caused by particles in the gas is reduced, the rubber pad, when using, the cooperation through screw thread B23 and thread groove B301 is dismantled sealed lid 2 and is got off, is convenient for to clearance and maintenance of inside valve clack 14 particulate matter, simple structure, and it is convenient to dismantle, improves life.

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 (7)

1. The utility model provides an air compressor is with forcing closed stop valve, includes valve body (1), sealed lid (2) and air compressor machine pipeline (3), its characterized in that: a hand wheel (11), a fixed column (12), a spring (13) and a valve clack (14) are arranged on the valve body (1), the hand wheel (11) is fixed on the top of the fixed column (12), the fixed column (12) penetrates through the valve body (1) and is fixedly connected with the air compressor pipeline (3), the valve clack (14) is fixed at the bottom of the fixed column (12), the spring (13) surrounds on the outer wall of the fixed column (12), the spring (13) is positioned inside the valve body (1), the sealing cover (2) is provided with a bearing (21) and a thread B (23), the bearing (21) is embedded in the center of the sealing cover (2), the thread B (23) is laid on the outer wall of the sealing cover (2), and an arc surface (22) is arranged on the outer wall of the bottom of the sealing cover (2), and the sealing cover (2) is fixed to the top of the air compressor pipeline (3).

2. A forced closed type stop valve for an air compressor according to claim 1, characterized in that: the fixing column (12) is provided with a thread A (121), the thread A (121) is laid on the outer wall of the fixing column (12), and the valve body (1) is provided with a thread groove A (101) matched with the thread A (121).

3. A forced closed type stop valve for an air compressor according to claim 1, characterized in that: the size of the circular arc surface (22) is matched with the valve clack (14).

4. A forced closed type stop valve for an air compressor according to claim 1, characterized in that: the valve clack is characterized in that a rubber pad A (141) is arranged on the valve clack (14), the rubber pad A (141) is paved on the outer wall of the valve clack (14), and a rubber pad B (221) matched with the rubber pad A (141) is paved on the arc surface (22).

5. A forced closed type stop valve for an air compressor according to claim 1, characterized in that: the bearing (21) is matched with the fixed column (12).

6. A forced closed type stop valve for an air compressor according to claim 1, characterized in that: and a thread groove B (301) matched with the thread B (23) is formed in the air compressor pipeline (3).

7. A forced closed type stop valve for an air compressor according to claim 6, characterized in that: and a rubber ring (231) is arranged on the thread B (23), the rubber ring (231) is paved on the outer wall of the thread B (23), and the rubber ring (231) is matched with the thread groove B (301).