CN218377750U

CN218377750U - Stainless steel soft sealing gate valve

Info

Publication number: CN218377750U
Application number: CN202221788182.XU
Authority: CN
Inventors: 张建飞
Original assignee: Tianjin Exxon Valve Co ltd
Current assignee: Tianjin Exxon Valve Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2023-01-24
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a soft sealing gate valve of stainless steel relates to gate valve technical field, which comprises a valve body, the top fixedly connected with nut of valve body, the inside threaded connection of nut has the threaded rod, the outside top of threaded rod is provided with flexible group, flexible group includes the telescopic link, the solid fixed ring of right side fixedly connected with of telescopic link, gu fixed ring's inside is connected with the outside of threaded rod, the bottom fixedly connected with rubber buffer of threaded rod, the bottom of valve body are provided with compensation mechanism through the fluting, spring fixedly connected with clamp plate is passed through to the inside bottom of hollow post, the top fixedly connected with rubber pad of hollow post. Stainless steel soft sealing gate valve prevents that the rubber buffer from producing wearing and tearing, reduces the leakproofness of gate valve to the fluid to lead to the gate valve can't use, make things convenient for the staff to install the change to its inside spare part, prevent to use a large amount of steps to load and unload it, seriously reduce its availability factor.

Description

Stainless steel soft sealing gate valve

Technical Field

The utility model relates to a gate valve technical field specifically is a stainless steel soft sealing gate valve.

Background

The gate valve is the spare part of control conduit fluid, like the soft sealing gate valve that chinese patent 2019217725961 provided, including the valve main part, valve main part upper end is provided with the casing, the casing both sides are provided with clamping screw with valve main part both sides are perpendicular, the clamping screw upper end is provided with fixation nut, the inside central point of valve main part puts and is provided with vertical pole perpendicularly, vertical pole lower extreme position is provided with the rubber buffer in valve main part lower extreme wash port central point, vertical pole lower extreme is provided with the connecting rod perpendicularly, the connecting rod lower extreme sets up and puts at the inside bottom central point of rubber buffer. The utility model discloses if long-term use when vertical pole and casing junction corrosion, the user draws the operation piece outward, make the spring stretched, then draw the movable rod outward, make movable rod and horizontal pole relative position length of side, then loosen the operation piece, the spring drives the gag lever post joint that resets at the fixed movable rod position of corresponding spacing inslot portion, it is more laborsaving when utilizing lever principle to make to rotate to open and close the valve main part, thereby above-mentioned patent is leading to its production wearing and tearing because the long-time use of rubber buffer, if not compensate or maintain it, then reduce the leakproofness of gate valve to the fluid, thereby lead to the unable use of gate valve, so need a stainless steel soft seal gate valve of convenient compensation leakproofness now urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a soft sealing gate valve of stainless steel to thereby solve among the above-mentioned background art long-time use of rubber buffer and lead to it to produce wearing and tearing, if not compensate or maintain it, then reduce the leakproofness of gate valve to the fluid, thereby lead to the problem that the gate valve can't use.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a stainless steel soft sealing gate valve, includes the valve body, the top fixedly connected with nut of valve body, the inside threaded connection of nut has the threaded rod, the outside top of threaded rod is provided with flexible group, the bottom fixedly connected with rubber buffer of threaded rod, the bottom of valve body is provided with compensation mechanism through the fluting.

Optionally, the compensation mechanism includes a hollow column, the bottom of the inside of the hollow column is fixedly connected with a pressing plate through a spring, the top of the hollow column is fixedly connected with a rubber pad, the bottom of the rubber pad is connected with the top of the pressing plate, the outside of the hollow column is in threaded connection with a thread frame, and the outside of the thread frame is connected with the inside of the groove.

Optionally, flexible group includes the telescopic link, the fixed ring of right side fixedly connected with of telescopic link, the inside of fixed ring is connected with the outside of threaded rod.

Optionally, a rubber sleeve is arranged outside the rubber plug.

Optionally, a sealing ring is arranged at the junction of the threaded rod and the valve body.

Optionally, the exterior of the valve body is sprayed with an anti-rust paint.

Optionally, the two sides of the outside of the valve body are both provided with connecting flanges, and the inside of the valve body is provided with a containing groove.

Optionally, the bottom of threaded rod is connected with the top of rubber buffer through the fixed block.

The utility model discloses a technological effect and advantage:

1. the soft sealing gate valve of stainless steel, the in-process of use is automatic compensates the bottom of rubber buffer through compensation mechanism, prevents that the rubber buffer from producing wearing and tearing, reduces the leakproofness of gate valve to the fluid to lead to the gate valve can't use.

2. Stainless steel soft sealing gate valve can carry out quick dismantlement to it through rotatory hollow post, makes things convenient for the staff to install the change to its inside spare part, prevents to use a large amount of steps to load and unload it, seriously reduces its availability factor.

Drawings

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

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

fig. 3 is a schematic top view of the telescopic group of the present invention.

In the figure: 1 valve body, 2 nuts, 3 threaded rods, 4 telescopic groups, 41 telescopic rods, 42 fixed rings, 5 rubber plugs, 6 compensation mechanisms, 61 hollow columns, 62 springs, 63 pressing plates, 64 rubber pads and 65 threaded frames.

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.

The utility model provides a as shown in fig. 1-3 a stainless steel soft sealing gate valve, including valve body 1, the both sides of 1 outsides of valve body all are provided with the flange that can carry out being connected valve body 1 and pipeline, and the groove of accomodating that can accomodate rubber buffer 5 is seted up to the inside of valve body 1, and the outside spraying of valve body 1 has the in-process outside of preventing valve body 1 using and the anti-rust paint of air oxidation, and the top fixedly connected with drive assembly's of valve body 1 nut 2, and the internal thread of nut 2 is connected with threaded rod 3 that goes up and down through the inside rotation at nut 2.

Threaded rod 3 is provided with the sealing ring that increases the leakproofness of valve body 1 with the juncture of valve body 1, and the outside top of threaded rod 3 is provided with the flexible group 4 that can stretch out and draw back drive threaded rod 3, and flexible group 4 is including telescopic link 41 that can stretch out and draw back, and telescopic link 41's right side fixedly connected with driven solid fixed ring 42, and the inside of 42 is connected with the outside of threaded rod 3.

The bottom fixedly connected with of threaded rod 3 carries out the rubber buffer 5 sealed to the inside of valve body 1, and the bottom of threaded rod 3 is connected with the top of rubber buffer 5 through the fixed block, and the outside of rubber buffer 5 is provided with the rubber sleeve that increases the leakproofness of rubber buffer 5, and the bottom of valve body 1 is provided with the compensation mechanism 6 that carries out the compensation through the fluting to the bottom of rubber buffer 5.

The compensating mechanism 6 comprises a hollow column 61 of the connecting assembly, a spring 62 which drives the pressing plate 63 to rise through elasticity is fixedly connected with the bottom inside the hollow column 61 and drives the pressing plate 63 to drive the pressing plate 63 to move upwards, a rubber pad 64 which can compensate the bottom of the rubber plug 5 is fixedly connected with the top of the hollow column 61, the bottom of the rubber pad 64 is connected with the top of the pressing plate 63, a thread frame 65 connected with the hollow column 61 is in threaded connection with the outside of the hollow column 61, and the outside of the thread frame 65 is connected with the inside of the groove.

Install valve body 1, the in-process of using seals the inside of valve body 1 through rotatory flexible 4 drive threaded rods 3 of group, rubber buffer 5 is at the in-process of sealing valve body 1, the inside spring 62 of hollow post 61 then can carry out online extrusion through clamp plate 63 drive rubber pad 64, laminate the bottom of rubber buffer 5 with the bottom of rubber buffer 5 and compensate, the in-process of using is automatic compensates the bottom of rubber buffer 5 through compensation mechanism 6, prevent that rubber buffer 5 from producing wearing and tearing, reduce the leakproofness of gate valve to the fluid, thereby lead to the gate valve can't use.

The in-process of the hollow post 61 of needs dismantlement can be taken out its inside from screw-thread frame 65 through rotatory hollow post 61, and the convenience is better to the spare part of inside, can carry out quick dismantlement to it through rotatory hollow post 61, makes things convenient for the staff to install the change to its inside spare part, prevents to use a large amount of steps to load and unload it, seriously reduces its availability factor.

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 stainless steel soft sealing gate valve, includes valve body (1), its characterized in that: the top fixedly connected with nut (2) of valve body (1), the internal thread of nut (2) is connected with threaded rod (3), the outside top of threaded rod (3) is provided with flexible group (4), the bottom fixedly connected with rubber buffer (5) of threaded rod (3), the bottom of valve body (1) is provided with compensation mechanism (6) through the fluting.

2. The stainless steel soft seal gate valve of claim 1, wherein: the compensation mechanism (6) comprises a hollow column (61), a pressing plate (63) is fixedly connected to the bottom of the interior of the hollow column (61) through a spring (62), a rubber pad (64) is fixedly connected to the top of the hollow column (61), the bottom of the rubber pad (64) is connected with the top of the pressing plate (63), a threaded frame (65) is connected to the exterior of the hollow column (61) through threads, and the exterior of the threaded frame (65) is connected with the interior of the groove.

3. The stainless steel soft seal gate valve of claim 1, wherein: flexible group (4) are including telescopic link (41), the fixed ring (42) of right side fixedly connected with of telescopic link (41), the inside of fixed ring (42) is connected with the outside of threaded rod (3).

4. The stainless steel soft seal gate valve of claim 1, wherein: and a rubber sleeve is arranged outside the rubber plug (5).

5. The stainless steel soft seal gate valve of claim 1, wherein: and a sealing ring is arranged at the junction of the threaded rod (3) and the valve body (1).

6. The stainless steel soft seal gate valve of claim 1, wherein: and the exterior of the valve body (1) is sprayed with antirust paint.

7. The stainless steel soft seal gate valve of claim 1, wherein: the outside both sides of valve body (1) all are provided with flange, the groove of accomodating has been seted up to the inside of valve body (1).

8. The stainless steel soft seal gate valve of claim 1, wherein: the bottom of threaded rod (3) is connected with the top of rubber buffer (5) through the fixed block.