CN215943047U

CN215943047U - Flat gate valve with pollutant cutting function

Info

Publication number: CN215943047U
Application number: CN202122192912.1U
Authority: CN
Inventors: 杨斌; 林世峰; 杨建�
Original assignee: Zhejiang Zhisheng Valve Co ltd
Current assignee: Zhejiang Zhisheng Valve Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-03-04
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses a flat gate valve with a pollutant cutting function, which comprises a valve body and a circulation hole, wherein a water inlet and a water outlet are respectively formed in two sides of the valve body, a sealing cover shell is arranged at the bottom of the valve body, a flashboard is arranged in the valve body, sealing rings are arranged on two sides of the flashboard, the sealing rings are respectively arranged corresponding to the water inlet and the water outlet and are connected with the inner wall of the valve body, the circulation hole is formed in the flashboard, cutting grooves are symmetrically formed in the bottom of the flashboard, a blade is arranged in each cutting groove, the top of the flashboard is connected with a driving rod, one end, far away from the flashboard, of the driving rod penetrates through the top of the valve body, and a hand wheel is connected to the driving rod. This flat gate valve with cut off pollutant function is provided with the pneumatic cylinder, and the pneumatic cylinder can promote the blade and cut off the pollutant that blocks up and remain in the through-hole to be convenient for prevent that the pollutant card from in the through-hole, and then be convenient for guarantee the normal functional of being convenient for richen the device simultaneously of closing of flashboard.

Description

Flat gate valve with pollutant cutting function

Technical Field

The utility model relates to the technical field of flat gate valves, in particular to a flat gate valve with a pollutant cutting function.

Background

A flat gate valve is a sliding valve whose closing member is a parallel gate plate. The closing member can be a single gate or a double gate with a spreader mechanism in between. The pressing force of the gate plate to the valve seat is controlled by the medium pressure acting on the floating gate plate or the floating valve seat. If the gate valve is a double-gate plate gate valve, the spreading mechanism between the two gate plates can supplement the pressing force, and after mass search, the typical all-welded plate gate valve such as the published No. CN213017794U of the plate gate valve in the prior art is found, which comprises a gate valve main body, wherein the upper end of the gate valve main body is welded with an upper fixed seat, the lower end of the gate valve main body is welded with a lower fixed seat, 2 flow guide pieces are arranged on the inner side of the gate valve main body, a sealing seat is welded on the upper end of the upper fixed seat, a threaded hole is arranged at the central part of the sealing seat, a transmission block and a rotating seat are arranged in the threaded hole at the center of the sealing seat, rectangular grooves are arranged on the transmission block and the rotating seat, a connecting rod and a transmission rod are respectively arranged in the grooves on the transmission block and the rotating seat, a sealing plate linkage rod is fixed at the lower end of the rotating seat, and a linkage rod fixing piece is sleeved at the other end of the sealing plate linkage rod, and a sealing plate is fixed at the lower end of the linkage rod fixing piece. Its key feature is that the plate valve connects through the welding, improves the holistic intensity of the device, and the revolution mechanic of the device is equipped with dual structure moreover, improves the device's security.

In summary, the conventional flat gate valve is prone to the phenomenon that the gate plate cannot be closed due to the blockage of the pollutants, and in order to solve the above problem, the conventional equipment needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a flat gate valve with a pollutant cutting function, and the flat gate valve is used for solving the problem that the existing flat gate valve in the background art is easy to cause the situation that a gate plate cannot be closed due to the blockage of pollutants.

In order to achieve the purpose, the utility model provides the following technical scheme: a flat gate valve with the function of cutting off pollutants comprises a valve body and a circulation hole,

the water inlet and the water outlet are respectively formed in two sides of the valve body, the sealing cover is arranged at the bottom of the valve body, the flashboard is arranged in the valve body, the sealing rings are arranged on two sides of the flashboard and respectively correspond to the water inlet and the water outlet, and the sealing rings are connected with the inner wall of the valve body;

the flow opening is opened on the flashboard, and the grooving has been seted up to flashboard bottom symmetry, is provided with the blade in the grooving simultaneously, the top of flashboard is connected with the actuating lever, and the one end that the flashboard was kept away from to the actuating lever runs through the top of valve body, is connected with the hand wheel on the actuating lever simultaneously.

Preferably, the valve body is connected with the sealing cover casing through a connecting piece;

through adopting above-mentioned technical scheme, be convenient for carry out the split with the two to be convenient for clear up the inside pollutant of valve body.

Preferably, one side of the circulation hole is provided with a fixing plate, the fixing plate is symmetrically provided with cleaning brushes, and the fixing plate is in threaded connection with the bottom of one side of the valve body through a rotating rod;

through adopting above-mentioned technical scheme, be convenient for utilize the cleaning brush to clear up the pollutant of depending on the through-flow hole inner wall.

Preferably, one end of the blade, which is far away from the cutting groove, is connected with a hydraulic cylinder through a connecting block, and the hydraulic cylinder is arranged at the bottom of the sealing cover casing;

through adopting above-mentioned technical scheme, be convenient for cut off the pollutant to be convenient for prevent that the pollutant from blockking up the runner hole, and then be convenient for prevent that it from influencing the normal of flashboard and closing.

Preferably, the cleaning brush is connected with the fixing plate in a clamping manner;

through adopting above-mentioned technical scheme, the staff of being convenient for dismantles the cleaning brush and gets off to clear up or renew.

Compared with the prior art, the utility model has the beneficial effects that: the flat gate valve with the function of cutting off pollutants,

(1) the hydraulic cylinder is arranged and can push the blade to cut off pollutants blocked and remained in the circulation hole, so that the pollutants are prevented from being blocked in the circulation hole, normal closing of the flashboard is ensured, and meanwhile, the functionality of the device is enriched;

(2) be provided with the bull stick simultaneously, the staff accessible rotates the bull stick and makes its promotion cleaning brush stretch into the circulation downthehole pollutant of depending on its inner wall and carry out the brush sweeping, thereby the pollutant of being convenient for condense and depend on the inner wall of circulation hole, and then be convenient for guarantee the normal use of device, be provided with the connecting piece simultaneously, the staff accessible is dismantled the connecting piece and will be sealed housing and valve body and separate, thereby can clean the inner wall of blade, cleaning brush and valve body, and the dismantlement process is comparatively simple.

Drawings

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

FIG. 2 is a schematic sectional view of the device of the present invention when the shutter is opened;

fig. 3 is a schematic front view of the present invention.

In the figure: 1. the device comprises a valve body, a water inlet, a water outlet, a connecting piece, a sealing cover, a sealing ring, a valve plate, a flashboard, a driving rod, a hand wheel, a flow hole, a cutting groove, a blade, a connecting block, a hydraulic cylinder, a cleaning brush and a rotating rod, wherein the valve body comprises a valve body 2, a water inlet, a valve body 3, a water outlet, a connecting piece 4, a connecting piece 5, a sealing cover, a sealing ring 6, a sealing ring 7, a flashboard 8, a driving rod 9, a hand wheel 10, a flow hole 11, a cutting groove 12, a blade, a connecting block 13, a connecting block 14, a hydraulic cylinder 15, a cleaning brush 16 and a rotating rod.

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. 1-3, the present invention provides a technical solution: the utility model provides a plate valve with cut off pollutant function, as shown in fig. 1 and fig. 2, water inlet 2 and delivery port 3 have been seted up respectively to the both sides of valve body 1, and the bottom of valve body 1 is provided with sealed housing 5, valve body 1 is connected with sealed housing 5 through connecting piece 4, be convenient for optimize the structure of device, thereby the staff of being convenient for clears up the pollutant of 1 inside of valve body as required, be provided with flashboard 7 in the valve body 1, and the both sides of flashboard 7 are provided with sealing ring 6, sealing ring 6 corresponds the setting with water inlet 2 and delivery port 3 respectively, and sealing ring 6 and the interior wall connection of valve body 1.

As shown in fig. 1 and 3, a flow hole 10 is formed in a gate plate 7, a fixing plate is disposed on one side of the flow hole 10, cleaning brushes 15 are symmetrically disposed on the fixing plate, and the fixing plate is in threaded connection with the bottom of one side of a valve body 1 through a rotating rod 16, a worker can manually rotate the rotating rod 16 to push the cleaning brushes 15 to rotate and clean scale or other condensation on the inner wall of the flow hole 10, so as to ensure normal use of the flow hole 10, the cleaning brushes 15 are in snap-fit connection with the fixing plate, so that the worker can detach the cleaning brushes 15 from the fixing plate, so as to replace the cleaning brushes 15, the bottom of the gate plate 7 is symmetrically provided with cutting grooves 11, blades 12 are disposed in the cutting grooves 11, one end of the blades 12, far away from the cutting grooves 11, is connected with a hydraulic cylinder 14 through a connecting block 13, and the hydraulic cylinder 14 is disposed at the bottom of the sealing housing 5, so that under the driving action of the hydraulic cylinder 14, utilize blade 12 to cut off the pollutant to be convenient for guarantee the normal close of flashboard 7, the top of flashboard 7 is connected with actuating lever 8, and the one end that flashboard 7 was kept away from to actuating lever 8 runs through the top of valve body 1, is connected with hand wheel 9 on the actuating lever 8 simultaneously.

The working principle is as follows: when the flat gate valve with the function of cutting off pollutants is used, firstly, flanges at two sides of a water inlet 2 and a water outlet 3 are used for connecting a valve body 1 with an external pipeline, water in the external pipeline enters the valve body 1 through the water inlet 2 and passes through a circulation hole 10 on a gate plate 7 to be discharged through the water outlet 3, when the device needs to be closed, a worker can control a hydraulic cylinder 14 to drive a blade 12 to penetrate through a cutting groove 11 and extend into the circulation hole 10 until the blade 12 is contacted with the inner top of the circulation hole 10, so that pollutants in the circulation hole 10 can be cut off by the blade 12, after the cut-off is finished, the hydraulic cylinder 14 drives the blade 12 to reset, meanwhile, the worker manually rotates a hand wheel 9 to drive a driving rod 8 to drive the gate plate 7 to move downwards, when the circulation hole 10 needs to be cleaned, the worker can control the hydraulic cylinder 14 to drive the blade 12 to move downwards, and then manually rotates a rotating rod 16 to drive a cleaning brush 15 to rotate the circulation hole 10 to clean the circulation hole 10, this completes the work and is not described in detail in this specification as it is well known in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a plate valve with cut off pollutant function, includes valve body (1) and circulation hole (10), its characterized in that:

a water inlet (2) and a water outlet (3) are respectively formed in two sides of the valve body (1), a sealing cover shell (5) is arranged at the bottom of the valve body (1), a flashboard (7) is arranged in the valve body (1), sealing rings (6) are arranged on two sides of the flashboard (7), the sealing rings (6) are respectively arranged corresponding to the water inlet (2) and the water outlet (3), and the sealing rings (6) are connected with the inner wall of the valve body (1);

opening on flashboard (7) circulation hole (10), and flashboard (7) bottom symmetry has seted up grooving (11), is provided with blade (12) in grooving (11) simultaneously, the top of flashboard (7) is connected with actuating lever (8), and the one end that flashboard (7) were kept away from in actuating lever (8) runs through the top of valve body (1), is connected with hand wheel (9) on actuating lever (8) simultaneously.

2. The plate valve with a function of cutting off contaminants of claim 1, wherein: the valve body (1) is connected with the sealing cover shell (5) through a connecting piece (4).

3. The plate valve with a function of cutting off contaminants of claim 1, wherein: one side of the circulation hole (10) is provided with a fixing plate, cleaning brushes (15) are symmetrically arranged on the fixing plate, and the fixing plate is in threaded connection with the bottom of one side of the valve body (1) through a rotating rod (16).

4. The plate valve with a function of cutting off contaminants of claim 1, wherein: one end of the blade (12) far away from the cutting groove (11) is connected with a hydraulic cylinder (14) through a connecting block (13), and the hydraulic cylinder (14) is arranged at the bottom of the sealing cover shell (5).

5. The plate valve with a function of cutting off contaminants of claim 3, wherein: the cleaning brush (15) is connected with the fixing plate in a clamping manner.