CN212273055U

CN212273055U - Non-leakage high-sealing valve

Info

Publication number: CN212273055U
Application number: CN202020723684.9U
Authority: CN
Inventors: 沈军; 袁伟; 冯云
Original assignee: Zhejiang Valtec Plumbing Equipment Co ltd
Current assignee: Zhejiang Watanke Plumbing Equipment Technology Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-01-01
Anticipated expiration: 2030-05-06

Abstract

The utility model discloses a high sealing valve of no leakage, the valve comprises a valve body, the top fixedly connected with fixed block of valve body to the top fixedly connected with connecting block of fixed block, the utility model relates to a sealing valve technical field. This no leakage high seal valve, include the handle through sealing mechanism, and the bottom fixedly connected with dwang of handle, and dwang bottom through connection piece and fixed block and extend to the inside of fixed block, the dwang extends to the first sealed piece of the inside one end fixedly connected with of fixed block, the second seal cover that utilizes the sealed piece surface of second to set up is connected with the second seal groove screw fit of sealed disk seat inner wall, guarantee the leakproofness of valve when pipeline internal pressure is too big, utilize the cooperation between the first seal cover on first sealed piece surface and the first seal groove simultaneously, sealing mechanism's stability when sealed valve internal pressure is too big has been guaranteed, has better practicality.

Description

Non-leakage high-sealing valve

Technical Field

The utility model relates to a sealing valve technical field specifically is a high sealing valve of no leakage.

Background

The valve is a pipeline accessory used for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters of a conveying medium, and can be divided into a shut-off valve, a check valve, an adjusting valve and the like according to functions of the valve, wherein the valve is a control part in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, is used for a valve of the fluid control system, and 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 valve among the prior art is when using, often can lead to the pipeline to appear leaking because of the leakproofness of valve is poor, causes harm, and present valve utilizes movable valve element to insert inside the disk seat usually, realizes the sealed of valve, and the sealed effect that such seal structure can play when pipeline internal pressure is too high is poor, consequently the utility model provides a high sealed valve of no leakage solves the sealed poor problem of effect that the sealed valve can play when pipeline internal pressure is too high effectively.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a high sealing valve of no leakage has solved the sealed effect that sealing valve can play when pipeline internal pressure is too high poor, leads to the problem that the pipeline appears leaking.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a non-leakage high-sealing valve comprises a valve body, wherein the top of the valve body is fixedly connected with a fixed block, the top of the fixed block is fixedly connected with a connecting block, the top of the connecting block is rotatably connected with a sealing mechanism, and the bottom end of the sealing mechanism penetrates through the valve body and extends into the valve body;

sealing mechanism includes the handle to the bottom fixedly connected with dwang of handle to dwang bottom through connection piece and fixed block and extend to the inside of fixed block, the dwang extends to the first sealed piece of the inside one end fixedly connected with of fixed block to the sealed piece of the bottom fixedly connected with second of first sealed piece, the first seal cover of fixed surface fixedly connected with of first sealed piece to first seal groove has been seted up to the inside of fixed block, the inside fixedly connected with seal valve seat of valve body to the second seal groove has been seted up to the inner wall of seal valve seat, the fixed surface of the sealed piece of second is connected with the second seal cover.

Preferably, the surface of the first sealing sleeve is engaged with the inner wall of the first sealing groove, and the surface of the second sealing sleeve is engaged with the inner wall of the second sealing groove.

Preferably, a thread groove is formed in the connecting block, an external thread matched with the thread groove is formed on the surface of the rotating rod, and the external thread on the surface of the rotating rod is in threaded connection with the inner wall of the thread groove.

Preferably, the surface of the first sealing sleeve and the inside of the first sealing groove are in transition fit, and the surface of the second sealing sleeve and the inside of the second sealing groove are in transition fit.

Preferably, the inside of handle is seted up the opening to the bottom fixedly connected with spacing ring of handle.

Preferably, the surface of the rotating rod is coated with a sealant.

Advantageous effects

The utility model provides a leak-free high sealing valve. Compared with the prior art, the method has the following beneficial effects:

(1) the non-leakage high-sealing valve comprises a handle through a sealing mechanism, the bottom of the handle is fixedly connected with a rotating rod, the bottom end of the rotating rod penetrates through a connecting block and a fixing block and extends into the fixing block, one end of the rotating rod extending into the fixing block is fixedly connected with a first sealing block, the bottom of the first sealing block is fixedly connected with a second sealing block, the surface of the first sealing block is fixedly connected with a first sealing sleeve, a first sealing groove is formed in the fixing block, the interior of a valve body is fixedly connected with a sealing valve seat, the inner wall of the sealing valve seat is provided with a second sealing groove, the surface of the second sealing block is fixedly connected with a second sealing sleeve, the second sealing sleeve arranged on the surface of the second sealing block is in spiral fit connection with the second sealing groove in the inner wall of the sealing valve seat, and the sealing performance of the valve, meanwhile, the first sealing sleeve on the surface of the first sealing block is matched with the first sealing groove, so that the stability of the sealing mechanism when the internal pressure of the sealing valve is overlarge is ensured, and the sealing valve has better practicability.

(2) This high sealing valve of no leakage drives the sealed piece of second through first sealed piece and rotates in the inside of sealed disk seat, and the second seal cover on the sealed piece surface of second is connected with the second seal groove cooperation of sealed disk seat inner wall, realizes the inside sealed of valve body, and the first seal cover on the first sealed piece surface is connected with the inner wall cooperation of first seal groove simultaneously, guarantees the sealed piece of second and at the inside stability of sealed disk seat.

Drawings

Fig. 1 is a front view of the structure of the non-leakage high-sealing valve of the present invention;

fig. 2 is a cross-sectional view of the leak-free high-sealing valve structure of the present invention;

fig. 3 is a perspective view of the handle structure of the present invention.

In the figure: 1-a valve body, 2-a fixed block, 3-a connecting block, 4-a sealing mechanism, 5-a handle, 6-a rotating rod, 7-a first sealing block, 8-a second sealing block, 9-a first sealing sleeve, 10-a first sealing groove, 11-a sealing valve seat, 12-a second sealing groove, 13-a second sealing sleeve, 14-a thread groove, 15-an external thread, 16-a through port and 17-a limiting ring.

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. 1-3, the present invention provides a technical solution: a leakage-free high-sealing valve comprises a valve body 1, wherein the top of the valve body 1 is fixedly connected with a fixed block 2, the top of the fixed block 2 is fixedly connected with a connecting block 3, a thread groove 14 is formed in the connecting block 3, an external thread 15 matched with the thread groove 14 is formed in the surface of a rotating rod 6, the external thread 15 on the surface of the rotating rod 6 is in threaded connection with the inner wall of the thread groove 14, the top of the connecting block 3 is rotatably connected with a sealing mechanism 4, and the bottom end of the sealing mechanism 4 penetrates through the valve body 1 and extends into the valve body 1;

the sealing mechanism 4 comprises a handle 5, a through hole 16 is formed in the handle 5, a limiting ring 17 is fixedly connected to the bottom of the handle 5, a rotating rod 6 is fixedly connected to the bottom of the handle 5, the surface of the rotating rod 6 is coated with sealant, the bottom end of the rotating rod 6 penetrates through the connecting block 3 and the fixing block 2 and extends into the fixing block 2, a first sealing block 7 is fixedly connected to one end of the rotating rod 6 extending into the fixing block 2, a second sealing block 8 is fixedly connected to the bottom of the first sealing block 7, a first sealing sleeve 9 is fixedly connected to the surface of the first sealing block 7, the surface of the first sealing sleeve 9 is meshed with the inner wall of the first sealing groove 10, the surface of the second sealing sleeve 13 is meshed with the inner wall of the second sealing groove 12, the surface of the first sealing sleeve 9 is in transition fit with the inside of the first sealing groove 10, the surface of the second sealing sleeve 13 is in transition fit with the inside of the second, a first sealing groove 10 is formed in the fixing block 2, a sealing valve seat 11 is fixedly connected to the inside of the valve body 1, a second sealing groove 12 is formed in the inner wall of the sealing valve seat 11, and a second sealing sleeve 13 is fixedly connected to the surface of the second sealing block 8.

When the valve is used, the valve body 1 is arranged at two ends of a pipeline, when the valve is used, a through hole 16 in the handle 5 is held, the handle 5 is rotated, the handle 5 is utilized to drive the rotating rod 6 to rotate in the connecting block 3, the external thread 15 on the surface of the rotating rod 6 is in threaded connection with the thread groove 14 in the connecting block 3, the rotating rod 6 drives the first sealing block 7 to rotate downwards in the first sealing groove 10 until the limiting ring 17 at the bottom of the handle 5 is contacted with the top of the connecting block 3, then the first sealing block 7 drives the second sealing block 8 to rotate downwards in the sealing valve seat 11, the second sealing sleeve 13 on the surface of the second sealing block 8 is in transition fit connection with the second sealing groove 12 on the inner wall of the sealing valve seat 11, so that the sealing in the valve body 1 is realized, and meanwhile, the first sealing sleeve 9 on the surface of the first sealing block 7 is in transition fit connection with the inner wall of the, the stability of the second sealing block 8 inside the sealing valve seat 11 is ensured.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 a no leakage high sealing valve, includes valve body (1), the top fixedly connected with fixed block (2) of valve body (1) to the top fixedly connected with connecting block (3) of fixed block (2), its characterized in that: the top of the connecting block (3) is rotatably connected with a sealing mechanism (4), and the bottom end of the sealing mechanism (4) penetrates through the valve body (1) and extends into the valve body (1);

the sealing mechanism (4) comprises a handle (5), the bottom of the handle (5) is fixedly connected with a rotating rod (6), the bottom end of the rotating rod (6) penetrates through the connecting block (3) and the fixing block (2) and extends into the fixing block (2), one end of the rotating rod (6) extending to the inside of the fixed block (2) is fixedly connected with a first sealing block (7), and the bottom of the first sealing block (7) is fixedly connected with a second sealing block (8), the surface of the first sealing block (7) is fixedly connected with a first sealing sleeve (9), a first sealing groove (10) is arranged inside the fixing block (2), a sealing valve seat (11) is fixedly connected inside the valve body (1), and the inner wall of the sealing valve seat (11) is provided with a second sealing groove (12), and the surface of the second sealing block (8) is fixedly connected with a second sealing sleeve (13).

2. A leak-free high-seal valve according to claim 1, wherein: the surface of the first sealing sleeve (9) is meshed with the inner wall of the first sealing groove (10), and the surface of the second sealing sleeve (13) is meshed with the inner wall of the second sealing groove (12).

3. A leak-free high-seal valve according to claim 1, wherein: thread groove (14) have been seted up to the inside of connecting block (3) to the surface of dwang (6) is seted up with thread groove (14) looks adaptation external screw thread (15), the inner wall threaded connection of external screw thread (15) on dwang (6) surface and thread groove (14).

4. A leak-free high-seal valve according to claim 1, wherein: the surface of the first sealing sleeve (9) is in transition fit with the inside of the first sealing groove (10), and the surface of the second sealing sleeve (13) is in transition fit with the inside of the second sealing groove (12).

5. A leak-free high-seal valve according to claim 1, wherein: the inside of handle (5) is seted up through-hole (16) to the bottom fixedly connected with spacing ring (17) of handle (5).

6. A leak-free high-seal valve according to claim 1, wherein: and the surface of the rotating rod (6) is coated with a sealant.