CN215410209U

CN215410209U - Balanced helping hand gate valve

Info

Publication number: CN215410209U
Application number: CN202120970245.2U
Authority: CN
Inventors: 刘程鹏; 刘向东; 池万养; 刘万群
Original assignee: Zhejiang Meide Machinery Co ltd
Current assignee: Zhejiang Meide Machinery Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2022-01-04
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses a balance power-assisted gate valve which comprises a valve body and first flange plates, wherein the first flange plates are fixedly connected to the left side and the right side of the valve body, and an adjusting device is installed inside the valve body. This balanced helping hand gate valve, through the carousel, the valve rod, a valve seat, the slider, mutually support between case and the valve plate isotructure, can drive the valve rod through the carousel and rotate, the valve rod drives the threaded rod and rotates, thereby can drive the case through the threaded rod and remove, make the case drive the valve plate and remove, thereby made things convenient for the flow to this device to adjust, through first sealing washer, the threaded rod, the valve rod, seal bearing, mutually support between disc and the isotructure of second sealing washer, when the valve rod rotates, the valve rod can drive seal bearing and rotate in disc department, thereby can improve the leakproofness between valve rod and the disk seat through seal bearing and second sealing washer, prevent the water leakage.

Description

Balanced helping hand gate valve

Technical Field

The utility model relates to the technical field of gate valves, in particular to a balance power-assisted gate valve.

Background

The balance power-assisted gate valve is also called as a balance regulating valve, is a valve with a special function, can realize flow quantification besides the function of the regulating valve, can effectively solve the problem of uneven temperature and heat of a greenhouse in a heating system, has a wide application range, is single in structure and not beneficial to regulation, and has lower gate valve sealing performance in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a balance power-assisted gate valve, and aims to solve the problems that the balance power-assisted gate valve in the prior art proposed in the background art is single in structure and is not beneficial to adjustment.

In order to achieve the purpose, the utility model provides the following technical scheme: a balance power-assisted gate valve comprises a valve body and first flange plates, wherein the first flange plates are fixedly connected to the left side and the right side of the valve body, and an adjusting device is installed inside the valve body;

the adjusting device comprises a valve seat, a sliding block, a valve core and a valve plate;

the outer wall of the valve seat is fixedly connected with the inside of the upper portion of the valve body, a sliding block is connected to a sliding groove of the valve seat in a sliding clamping mode, a valve core is fixedly connected to the inner side of the left sliding block and the inner side of the right sliding block, a valve plate is fixedly connected to the outer wall of the valve core, and the outer wall of the lower portion of the valve plate is tightly attached to the inner wall of an opening of the valve body.

Preferably, there is the valve gap top of disk seat through a plurality of first bolt threaded connection, it has first sealing washer to closely laminate between valve gap and the disk seat, can improve the leakproofness of valve gap and disk seat junction through first sealing washer.

Preferably, a sealing device is arranged inside the valve seat;

the sealing device comprises a threaded rod, a valve rod, a sealing bearing, a disc and a second sealing ring;

the outer wall of the lower portion of the threaded rod is connected with the inner threads of the valve core, the valve rod is fixedly connected to the upper portion of the threaded rod, the outer wall of the upper portion of the valve rod is in clearance fit with the inner wall of the through hole of the valve cover, the outer wall of the valve rod is rotatably connected with the disc through the sealing bearing, the outer wall of the disc is fixedly connected with the inner wall of the valve seat, the outer wall of the valve rod is tightly attached with the second sealing ring, and the outer wall of the second sealing ring is fixedly connected with the inner wall of the valve seat.

Preferably, the top rigid coupling of valve rod has the montant, the upper surface rigid coupling of montant has the carousel, and the carousel can drive the valve rod through the montant and rotate like this.

Preferably, the outer side of the first flange plate is provided with a connecting device;

the connecting device comprises a second flange plate, a third sealing ring, a pipeline, a second bolt and a nut;

control the second ring flange is located the outside of first ring flange, it has the third sealing washer to closely laminate between second ring flange and the first ring flange, the outside rigid coupling of second ring flange has the pipeline, the second bolt is all installed in a plurality of through-hole departments of second ring flange and first ring flange, the right side threaded connection of second bolt has the nut, the outer wall and the first ring flange of nut are fixed continuous.

Compared with the prior art, the utility model has the beneficial effects that: according to the balance power-assisted gate valve, through the mutual matching of the structures such as the rotary disc, the valve rod, the valve seat, the sliding block, the valve core and the valve plate, the rotary disc can drive the valve rod to rotate, the valve rod drives the threaded rod to rotate, so that the threaded rod can drive the valve core to move, the valve core drives the valve plate to move, and the flow of the device can be conveniently adjusted;

through the mutual matching of the structures such as the first sealing ring, the threaded rod, the valve rod, the sealing bearing, the disc and the second sealing ring, when the valve rod rotates, the valve rod can drive the sealing bearing to rotate at the disc, so that the sealing performance between the valve rod and the valve seat can be improved through the sealing bearing and the second sealing ring, and water leakage is prevented;

through mutually supporting between structures such as second ring flange, third sealing washer, pipeline, second bolt and nut, can make the second ring flange fix with first ring flange through second bolt and nut to made things convenient for and to be connected this device.

Drawings

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

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the threaded rod, valve core and valve plate of FIG. 2;

fig. 4 is a schematic structural view of the first bolt, the valve seat and the disk in fig. 2.

In the figure: 1. the valve comprises a valve body, 2, a first flange plate, 3, an adjusting device, 301, a valve seat, 302, a sliding block, 303, a valve core, 304, a valve plate, 4, a sealing device, 401, a threaded rod, 402, a valve rod, 403, a sealing bearing, 404, a disc, 405, a second sealing ring, 5, a connecting device, 501, a second flange plate, 502, a third sealing ring, 503, a pipeline, 504, a second bolt, 505, a nut, 6, a first bolt, 7, a valve cover, 8, a first sealing ring, 9, a vertical rod, 10 and a rotary disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a balance power-assisted gate valve comprises a valve body 1 and a first flange plate 2, wherein the left side and the right side of the valve body 1 are fixedly connected with the first flange plate 2, an adjusting device 3 is arranged inside the valve body 1, the adjusting device 3 comprises a valve seat 301, a slide block 302, a valve core 303 and a valve plate 304, the outer wall of the valve seat 301 is fixedly connected with the inside of the upper part of the valve body 1, 2 sliding grooves are processed on the lower inner wall of the valve seat 301, the sliding grooves of the valve seat 301 are connected with the slide block 302 in a sliding and clamping manner, the inner sides of the left slide block 302 and the right slide block 302 are fixedly connected with the valve core 303, the slide block 302 can limit the valve core 303 through the sliding grooves of the valve seat 301, the outer wall of the valve core 303 is fixedly connected with the valve plate 304, the lower outer wall of the valve plate 304 is tightly attached to the inner wall of an opening of the valve body 1, the flow can be adjusted through the valve plate 304, a valve cover 7 is in threaded connection through 2 first bolts 6, and a first sealing ring 8 is tightly attached between the valve cover 7 and the valve seat 301, the sealing performance between the valve seat 301 and the valve cover 7 can be improved through the first sealing ring 8, and a through hole is formed in the middle of the valve cover 7.

The sealing device 4 is installed inside the valve seat 301, the sealing device 4 comprises a threaded rod 401, a valve rod 402, a sealing bearing 403, a disc 404 and a second sealing ring 405, the outer wall of the lower portion of the threaded rod 401 is connected with the internal thread of the valve core 303, the threaded rod 401 can drive the valve core 303 to move, the valve rod 402 is fixedly connected with the upper portion of the threaded rod 401, the valve rod 402 can drive the threaded rod 401 to rotate, the outer wall of the upper portion of the valve rod 402 is in clearance fit with the inner wall of the through hole of the valve cover 7, the outer wall of the valve rod 402 is rotatably connected with the disc 404 through the sealing bearing 403, the sealing performance can be improved through the disc 404 and the sealing bearing 403, the outer wall of the disc 404 is fixedly connected with the inner wall of the valve seat 301, the outer wall of the valve rod 402 is tightly attached with the second sealing ring 405, the outer wall of the second sealing ring 405 is fixedly connected with the inner wall of the valve seat 301, the sealing performance can be further improved through the second sealing ring 405, the vertical rod 9 is fixedly connected with the upper portion of the valve rod 402, the upper surface of the vertical rod 9 is fixedly connected with a turntable 10.

Connecting device 5 is installed in the outside of first ring flange 2, connecting device 5 includes second ring flange 501, third sealing washer 502, pipeline 503, second bolt 504 and nut 505, it is located the outside of first ring flange 2 to control second ring flange 501, it has third sealing washer 502 to closely laminate between second ring flange 501 and the first ring flange 2, can improve the leakproofness of junction through third sealing washer 502, the outside rigid coupling of second ring flange 501 has pipeline 503, second bolt 504 is all installed in 4 through-holes of second ring flange 501 and first ring flange 2, the right side threaded connection of second bolt 504 has nut 505, the outer wall and the first ring flange 2 of nut 505 are fixed and link to each other, second ring flange 501 can be fixed with first ring flange 2 through second bolt 504 and nut 505.

In this embodiment, when an operator needs to use the balanced power gate valve, firstly, the operator can fix the first flange 2 on the second flange 501 through the second bolt 504 and the nut 505, and the sealing performance of the joint is improved through the third sealing ring 502, so as to connect the device with the used pipeline 503, when the operator rotates the rotary table 10, the vertical rod 9 can be driven to rotate through the rotary table 10, so that the vertical rod 9 drives the valve rod 402 to rotate, the valve rod 402 drives the threaded rod 401 to rotate, so that the threaded rod 401 can drive the valve element 303 to move, the valve element 303 can always move on the same line through the sliding grooves of the sliding block 302 and the valve seat 301, so that the valve element 303 drives the valve plate 304 to move, the flow of the gate valve can be adjusted through the valve plate 304, when the device is adjusted, the valve rod 402 can rotate at the disc 404 through the sealing bearing 403, therefore, the sealing bearing 403 is matched with the second sealing ring 405, so that the sealing performance of the valve rod 402 can be improved, and the leakage phenomenon is prevented.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a balanced helping hand gate valve, includes valve body (1) and first ring flange (2), both sides rigid coupling has first ring flange (2), its characterized in that about valve body (1): an adjusting device (3) is arranged in the valve body (1);

the adjusting device (3) comprises a valve seat (301), a sliding block (302), a valve core (303) and a valve plate (304);

the outer wall of valve seat (301) links to each other with the inside fixed of the top of valve body (1), the spout department slip joint of valve seat (301) has slider (302), controls the inboard rigid coupling of slider (302) has case (303), the outer wall rigid coupling of case (303) has valve plate (304), the below outer wall of valve plate (304) closely laminates with the opening part inner wall of valve body (1).

2. A balanced power gate valve according to claim 1, wherein: the top of disk seat (301) has valve gap (7) through a plurality of first bolt (6) threaded connection, it has first sealing washer (8) to closely laminate between valve gap (7) and disk seat (301).

3. A balanced power gate valve according to claim 1, wherein: a sealing device (4) is arranged in the valve seat (301);

the sealing device (4) comprises a threaded rod (401), a valve rod (402), a sealing bearing (403), a disc (404) and a second sealing ring (405);

the inside screw thread of below outer wall and case (303) of threaded rod (401) links to each other, the top rigid coupling of threaded rod (401) has valve rod (402), the top outer wall of valve rod (402) and the through-hole department inner wall clearance fit of valve gap (7), the outer wall of valve rod (402) is rotated through sealed bearing (403) and is connected with disc (404), the outer wall of disc (404) links to each other with the inner wall of disk seat (301) is fixed, the outer wall of valve rod (402) closely laminates and has second sealing washer (405), the outer wall of second sealing washer (405) links to each other with the inner wall of disk seat (301) is fixed.

4. A balanced power gate valve according to claim 3, wherein: the upper portion rigid coupling of valve rod (402) has montant (9), the upper surface rigid coupling of montant (9) has carousel (10).

5. A balanced power gate valve according to claim 1, wherein: a connecting device (5) is arranged on the outer side of the first flange plate (2);

the connecting device (5) comprises a second flange plate (501), a third sealing ring (502), a pipeline (503), a second bolt (504) and a nut (505);

control second ring flange (501) are located the outside of first ring flange (2), it has third sealing washer (502) to closely laminate between second ring flange (501) and first ring flange (2), the outside rigid coupling of second ring flange (501) has pipeline (503), second bolt (504) are all installed to a plurality of through-holes department of second ring flange (501) and first ring flange (2), the right side threaded connection of second bolt (504) has nut (505), the outer wall and the first ring flange (2) of nut (505) are fixed continuous.