CN214743703U

CN214743703U - Valve with good air tightness

Info

Publication number: CN214743703U
Application number: CN202120820496.2U
Authority: CN
Inventors: 郭明
Original assignee: Tianjin Runda Offshore Engineering Co ltd
Current assignee: Tianjin Runda Offshore Engineering Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-16
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a valve that gas tightness is good, including the equipment main part, the inside fixed mounting of equipment main part has interior valve rod, interior valve rod top fixed mounting has the hand wheel, hand wheel inner wall fixed mounting has the hand wheel connecting rod, interior valve rod bottom fixed mounting has the interior valve, interior valve rod one side is provided with the semi-circular arc piece, semi-circular arc piece one side fixed mounting has compression spring, semi-circular arc piece bottom fixed mounting has sealed the pad, equipment main part top fixed mounting has fixing bolt, equipment main part bottom fixed mounting has the bracing piece, equipment main part one side fixed mounting has the bumper shock absorber. The utility model discloses a valve that gas tightness is good increases compression spring and semi-circular arc piece, and compression spring extrudees semi-circular arc piece for clearance between semi-circular arc piece and the interior valve stem is littleer, seals up through increasing sealed, makes the gas through the valve body can not spill over, strengthens the valve gas tightness, and the overall device structure is simpler, and the operation is easier, and it is more convenient to use.

Description

Valve with good air tightness

Technical Field

The utility model relates to the technical field of valves, specifically be a valve that gas tightness is good.

Background

The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.

The prior art has the following defects or problems:

1. in the daily use process of the existing valve with good air tightness, for some air-tight valves which are not opened frequently, the air tightness can be influenced to a certain extent due to long use time, and even the air leakage condition can occur;

2. the existing valve with good air tightness has the disadvantages of high manufacturing cost, low batch processing efficiency, complex structure of the whole device, difficult operation and inconvenient use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a valve that gas tightness is good to the gas tightness of proposing is not good in solving the background art, can appear the condition of gas leakage, and manufacturing cost is higher, and the structure is more complicated, and the operation is difficult to, uses not very convenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: a valve with good air tightness is characterized in that: the improved automatic damping device comprises a device main body, the inside fixed mounting of device main body has interior valve rod, interior valve rod top fixed mounting has the hand wheel, hand wheel inner wall fixed mounting has the hand wheel connecting rod, interior valve rod bottom fixed mounting has the interior valve, interior valve rod one side is provided with the semicircle shape piece, semicircle shape piece one side fixed mounting has compression spring, semicircle shape piece bottom fixed mounting has sealed the pad, device main body top fixed mounting has fixing bolt, device main body bottom fixed mounting has the bracing piece, device main body one side fixed mounting has the bumper shock absorber, the inside fixed mounting of bumper shock absorber has the shock attenuation pole, the shock attenuation pole outer wall is provided with damping spring, shock attenuation pole one side fixed mounting has the damping piece, device main body one side is provided with the feed inlet, device main body opposite side is provided with the discharge gate.

As an optimal technical scheme of the utility model, the hand wheel connecting rod is provided with four, the even symmetric distribution of hand wheel connecting rod is at the hand wheel inner wall.

As the utility model discloses an optimal technical scheme, compression spring is provided with two, the even symmetric distribution of compression spring is in half-circular arc piece one side.

As the utility model discloses a preferred technical scheme, sealed the pad is the cylinder shape, sealed pad is the synthetic combined material.

As the utility model discloses an optimal technical scheme, fixing bolt is provided with a plurality of, the even symmetric distribution of fixing bolt is at equipment principal top.

As an optimal technical scheme of the utility model, the bracing piece is provided with a plurality of, the even symmetric distribution of bracing piece is in equipment principal bottom.

As the utility model discloses an optimal technical scheme, the bumper shock absorber is provided with two, the even symmetric distribution of bumper shock absorber is in equipment principal both sides.

Compared with the prior art, the utility model provides a valve that gas tightness is good possesses following beneficial effect:

1. according to the valve with good air tightness, the compression spring and the semi-circular-arc-shaped block are arranged, the semi-circular-arc-shaped block is extruded by the compression spring, so that a gap between the semi-circular-arc-shaped block and an inner valve rod is smaller, and the valve is sealed by the added sealing gasket, so that gas passing through the valve body cannot overflow, and the air tightness of the valve is enhanced;

2. this valve that gas tightness is good through setting up bracing piece and bumper shock absorber, also is stability and the shock attenuation effect for further promotion overall arrangement to prolong its life, increase fixing bolt also be for increasing leakproofness and gas tightness between the equipment, overall arrangement structure is simpler, and the operation is easier, and it is more convenient to use.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a schematic view of a partial structure of the present invention.

In the figure: 1. an apparatus main body; 2. an inner valve stem; 3. a hand wheel; 4. a hand wheel connecting rod; 5. an internal valve; 6. a semi-arc block; 7. a compression spring; 8. a gasket; 9. fixing the bolt; 10. a support bar; 11. a shock absorber; 12. a shock-absorbing lever; 13. a damping spring; 14. a damping block; 15. a feed inlet; 16. and (4) a discharge port.

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. 1-4, in this embodiment: a valve with good air tightness is characterized in that: including equipment

main part

1, 1 inside fixed mounting of equipment main part has

interior valve rod

2, 2 top fixed mounting of interior valve rod has

hand wheel

3, 3 inner wall fixed mounting of hand wheel have hand

wheel connecting rod

4, 2 bottom fixed mounting of interior valve rod have

interior valve

5, 2 one side of interior valve rod is provided with

semicircle shape piece

6, 6 one side fixed mounting of semicircle shape piece has

compression spring

7, 6 bottom fixed mounting of semicircle shape piece has sealed the

pad

8, 1 top fixed mounting of equipment main part has fixing

bolt

9, 1 bottom fixed mounting of equipment main part has

bracing piece

10, 1 one side fixed mounting of equipment main part has

bumper shock absorber

11, 11 inside fixed mounting of bumper shock absorber has bumper shock absorber 12, bumper shock absorber 12 outer wall is provided with

damping spring

13, 12 one side fixed mounting of bumper shock absorber has

damping block

14, 1 one side of equipment main part is provided with

feed inlet

15, 1 opposite side of equipment main part is provided with discharge gate 16.

In the embodiment, four hand wheel connecting rods 4 are arranged, and the hand wheel connecting rods 4 are uniformly and symmetrically distributed on the inner wall of the hand wheel 3, so that the inner valve rod 2 is convenient to rotate, and the labor is saved; the two compression springs 7 are uniformly and symmetrically distributed on one side of the semicircular arc block 6, so that the semicircular arc block 6 is conveniently extruded, the gap between the inner valve rod 2 and the semicircular arc block 6 is smaller, and the air tightness is better; the sealing gasket 8 is cylindrical, the sealing gasket 8 is made of an artificial composite material, and the sealing performance is improved in order to obtain better air tightness; the fixing bolts 9 are uniformly and symmetrically distributed on the top of the equipment main body 1, so that the equipment main body 1 is fixed better, and the sealing performance among equipment is improved; the supporting rods 10 are uniformly and symmetrically distributed at the bottom of the equipment main body 1, and the connection between structures is strengthened in order to stabilize the structures between the equipment; the bumper shock absorbers 11 are provided with two, and the bumper shock absorbers 11 are evenly and symmetrically distributed on two sides of the equipment main body 1, so that the stability and the shock absorption effect of the whole device are improved, and the service life of the whole device is prolonged.

The utility model discloses a theory of operation and use flow: this valve that gas tightness is good, through setting up compression spring 7 and half-circular arc piece 6, compression spring 7 extrudees half-circular arc piece 6, it is littleer to make the clearance between half-circular arc piece 6 and the interior valve rod 2, it is sealed through increasing sealed pad 8, make the gas through the valve body can not spill over, strengthen the valve gas tightness, through setting up bracing piece 10 and bumper shock absorber 11, also be for further stability and the shock attenuation effect that promotes integrated device, thereby prolong its life, it also is for increasing leakproofness and the gas tightness between the equipment to increase fixing bolt 9, the integrated device structure is simpler, the operation is easier, it is more convenient to use.

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. A valve with good air tightness is characterized in that: comprises an equipment main body (1), an inner valve rod (2) is fixedly arranged in the equipment main body (1), a hand wheel (3) is fixedly arranged at the top of the inner valve rod (2), a hand wheel connecting rod (4) is fixedly arranged on the inner wall of the hand wheel (3), an inner valve (5) is fixedly arranged at the bottom of the inner valve rod (2), a semicircular arc block (6) is arranged at one side of the inner valve rod (2), a compression spring (7) is fixedly arranged at one side of the semicircular arc block (6), a sealing gasket (8) is fixedly arranged at the bottom of the semicircular arc block (6), a fixing bolt (9) is fixedly arranged at the top of the equipment main body (1), a support rod (10) is fixedly arranged at the bottom of the equipment main body (1), a shock absorber (11) is fixedly arranged at one side of the equipment main body (1), and a shock absorption rod (12) is fixedly arranged in the shock absorber (11), the damping rod (12) outer wall is provided with damping spring (13), damping rod (12) one side fixed mounting has damping piece (14), equipment main part (1) one side is provided with feed inlet (15), equipment main part (1) opposite side is provided with discharge gate (16).

2. A valve according to claim 1, wherein the valve has a good gas tightness, and the valve further comprises: the number of the hand wheel connecting rods (4) is four, and the hand wheel connecting rods (4) are uniformly and symmetrically distributed on the inner wall of the hand wheel (3).

3. A valve according to claim 1, wherein the valve has a good gas tightness, and the valve further comprises: the two compression springs (7) are arranged, and the compression springs (7) are uniformly and symmetrically distributed on one side of the semi-circular arc-shaped block (6).

4. A valve according to claim 1, wherein the valve has a good gas tightness, and the valve further comprises: the sealing gasket (8) is cylindrical, and the sealing gasket (8) is made of an artificial composite material.

5. A valve according to claim 1, wherein the valve has a good gas tightness, and the valve further comprises: the fixing bolts (9) are arranged in a plurality of numbers, and the fixing bolts (9) are evenly and symmetrically distributed on the top of the equipment main body (1).

6. A valve according to claim 1, wherein the valve has a good gas tightness, and the valve further comprises: the supporting rods (10) are arranged in a plurality of numbers, and the supporting rods (10) are uniformly and symmetrically distributed at the bottom of the equipment main body (1).

7. A valve according to claim 1, wherein the valve has a good gas tightness, and the valve further comprises: the two shock absorbers (11) are arranged, and the shock absorbers (11) are uniformly and symmetrically distributed on two sides of the equipment main body (1).