CN214331632U

CN214331632U - Novel safety gate valve

Info

Publication number: CN214331632U
Application number: CN202023249639.3U
Authority: CN
Inventors: 王福泽
Original assignee: Fujian Xingda Valve Manufacturing Co ltd
Current assignee: Fujian Xingda Valve Manufacturing Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-01
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a novel safety gate valve, which comprises a locking handle, a driving connecting block, a valve closing connecting block, a water inlet connecting pipe, a discharge pipe and a circulating pipeline, when water flows through the water inlet connecting pipe, the flowing water flow can impact the sealing sleeve on the circulating groove to enable the pressure block on the sealing sleeve to be stressed and rotated, thereby driving the sliding air pushing curved rod to slide on the pressed pushing groove, the extruding air comes into the air pushing pressure groove, the compression expansion band is extruded, so that the compression expansion band is expanded to be contacted with the pipeline embedded in the threaded connecting block, the valve body is connected with the water pipe to be used, the sealing performance between the valve body and the water pipe can be enhanced by means of the impact force of water flow, and the phenomenon of leakage caused by ageing of waterproof adhesive tapes is avoided.

Description

Novel safety gate valve

Technical Field

The utility model relates to a novel safety gate valve belongs to gate valve technical field.

Background

The gate valve is a shutter, the movement direction of the shutter is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. The gate valve is sealed by the contact of a valve seat and a gate plate, and a sealing surface is usually welded with metal materials to increase the wear resistance, such as 1Cr13, STL6, stainless steel and the like, but the prior art still has the following defects:

when the existing gate valve is used by connecting a water pipe, the connected water pipe is connected by adopting a method of matching connecting threads with waterproof adhesive tapes, and after the method is used for a long time, the waterproof adhesive tapes are easily influenced by water flow impact of a pipeline to deform and age, so that the sealing property between the pipeline and the gate valve is reduced and the leakage phenomenon is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel safety gate valve to when the prior art current gate valve of solution is connecting the water pipe and is using, the water pipe of its connection adopts connecting thread and waterproof adhesive tape matched with method to be connected more, and this method is after long-term the use, and waterproof adhesive tape easily receives pipeline water impact's influence and takes place deformation ageing, leads to the leakproofness between pipeline and the gate valve to reduce the problem of the phenomenon that appears leaking.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a novel safety gate valve structurally comprises a locking handle, a driving connecting block, a valve closing connecting block, a water inlet connecting pipe, a discharge pipe and a circulation pipeline, wherein the locking handle is embedded and installed at the left end of the driving connecting block, the driving connecting block is arranged at the top end of the valve closing connecting block, the bottom end of the valve closing connecting block and the top end of the circulation pipeline are of an integrated structure, the water inlet connecting pipe is arranged at the right end of the circulation pipeline, the discharge pipe and the bottom end of the circulation pipeline are of an integrated structure, the water inlet connecting pipe comprises a sliding air pushing curved rod, a pressure pushing groove, a shell, an air pushing groove, a threaded connecting block, a pressure telescopic belt, a circulation groove, a seal sleeve and a pressure receiving block, the sliding air pushing curved rod is embedded and installed on the pressure pushing groove, the pressure pushing groove and the shell are of an integrated structure, the air pushing groove and the shell are of an integrated structure, the pressure telescopic belt is arranged on the air pushing groove, the threaded connection block and the shell are of an integrated structure, the circulation groove is formed in the shell, the seal sleeve is movably touched with the compression block, the top end of the compression block and the bottom end of the sliding air pushing curved rod are of an integrated structure, and the shell is arranged at the right end of the circulation pipeline.

Preferably, the water inlet connection pipe is positioned at the upper right of the discharge pipe.

Preferably, the compression telescopic belt is of an endless belt structure.

Preferably, the air pressure pushing groove is of an annular empty groove structure.

Preferably, the compression telescopic belt is made of rubber materials and has good elasticity.

Advantageous effects

The utility model relates to a novel safety gate valve, which is characterized in that a water pipe is connected on a water inlet connecting pipe and a discharge pipe on a valve body, the water flow can be controlled by the locking handle and the driving connecting block, when the water flow passes through the water inlet connecting pipe, the flowing water flow can impact the sealing sleeve on the circulating groove, so that the pressure block on the sealing sleeve can be stressed and rotated, thereby driving the sliding air pushing curved rod to slide on the pressed pushing groove, the extruding air comes into the air pushing pressure groove, the compression expansion band is extruded, so that the compression expansion band is expanded to be contacted with the pipeline embedded in the threaded connecting block, the valve body is connected with the water pipe to be used, the sealing performance between the valve body and the water pipe can be enhanced by means of the impact force of water flow, and the phenomenon of leakage caused by ageing of waterproof adhesive tapes is avoided.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a novel safety gate valve of the present invention;

FIG. 2 is a schematic cross-sectional detailed structure diagram of the front view of the water inlet connection pipe of the present invention;

fig. 3 is a cross-sectional detailed structure schematic diagram of the water inlet connection pipe after the front view operation.

In the figure: the device comprises a locking handle-1, a driving connecting block-2, a valve closing connecting block-3, a water inlet connecting pipe-4, a discharge pipe-5, a circulating pipeline-6, a sliding air pushing curved rod-41, a pressed pushing groove-42, a shell-43, an air pushing pressure groove-44, a threaded connecting block-45, a pressed telescopic belt-46, a circulating groove-47, a sealing sleeve-48 and a pressure receiving block-49.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution of a novel safety gate valve: the structure of the device comprises a locking handle 1, a driving connecting block 2, a valve closing connecting block 3, a water inlet connecting pipe 4, a discharge pipe 5 and a circulating pipeline 6, wherein the locking handle 1 is embedded and installed at the left end of the driving connecting block 2, the driving connecting block 2 is arranged at the top end of the valve closing connecting block 3, the bottom end of the valve closing connecting block 3 and the top end of the circulating pipeline 6 are in an integrated structure, the water inlet connecting pipe 4 is arranged at the right end of the circulating pipeline 6, the discharge pipe 5 and the bottom end of the circulating pipeline 6 are in an integrated structure, the water inlet connecting pipe 4 comprises a sliding air pushing curved rod 41, a pressed pushing groove 42, a shell 43, an air pushing pressure groove 44, a threaded connecting block 45, a pressed telescopic belt 46, a circulating groove 47, a sealing sleeve 48 and a pressed block 49, the sliding air pushing curved rod 41 is embedded and installed on the pressed pushing groove 42, the pressed pushing groove 42 and the shell 43 are in an integrated structure, the air pushing groove 44 and the shell 43 are in an integrated structure, the utility model discloses a hydraulic pressure groove, including shell 43, pressurized telescopic belt 46, seal cover 48, pressure piece 49, pressure piece 44, threaded connection piece 45, shell 43, runner groove 47, seal cover 48 and the activity of pressure piece 49 are touched, the top of pressure piece 49 and the bottom of slip push away gas curved bar 41 are the integral structure, shell 43 locates on the right-hand member of runner pipe 6, intake pipe 4 is located the upper right side of delivery pipe 5, pressurized telescopic belt 46 is the clitellum structure, it is annular dead slot structure to push away gas pressure groove 44, pressurized telescopic belt 46 adopts the rubber material to make, has better elasticity.

When the gate valve needs to be used, water is connected to the water inlet connecting pipe 4 and the water outlet pipe 5 on the valve body through the water pipe, water flow can be controlled through the locking handle 1 and the driving connecting block 2, when water flow passes through the water inlet connecting pipe 4, the flowing water flow can impact the sealing sleeve 48 in the flow through groove 47, the pressure block 49 on the sealing sleeve 48 can rotate under stress, the sliding air pushing curved rod 41 is driven to slide on the pressure pushing groove 42, the extrusion gas enters the air pushing pressure groove 44 and extrudes the pressure telescopic belt 46 on the pressure pushing curved rod, and the pressure telescopic belt 46 is expanded to be in contact with a pipeline embedded in the threaded connecting block 45 to seal the pressure pushing curved rod under pressure.

The utility model solves the problems that when the existing gate valve in the prior art is connected with a water pipe for use, the connected water pipe is mostly connected with a method of matching a connecting thread with a waterproof adhesive tape, and after the method is used for a long time, the waterproof adhesive tape is easy to deform and age under the influence of the impact of the water flow of the pipe, so that the sealing performance between the pipe and the gate valve is reduced and the leakage phenomenon is caused, through the mutual combination of the above parts, the water flow can be controlled by locking the handle 1 and the driving connecting block 2 through the water inlet connecting pipe 4 connected with the valve body, when the water flow passes through the water inlet connecting pipe 4, the flowing water flow can impact the sealing sleeve 48 in the through groove 47, so that the pressed block 49 on the sealing sleeve 48 can be rotated by force, thereby driving the sliding air pushing curved rod 41 to slide on the pressed pushing groove 42, the extrusion gas comes to push away in the pneumatic groove 44, extrudes the pressurized telescopic band 46 on it to make pressurized telescopic band 46 expand and contact with the pipeline of embedding on threaded connection piece 45, seal it exert pressure, through the structure of improve equipment, when making valve body connect water pipe use, can strengthen its and the water pipe between the leakproofness with the help of the impact force of rivers, avoid waterproof adhesive tape ageing and the phenomenon that appears leaking.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel safety gate valve, its structure includes closure handle (1), drive connecting block (2), closed valve connecting block (3), intake takeover (4), delivery pipe (5), circulation pipeline (6), its characterized in that:

the locking handle (1) is embedded and installed on the left end of the driving connecting block (2), the driving connecting block (2) is arranged on the top end of the valve closing connecting block (3), the bottom end of the valve closing connecting block (3) and the top end of the circulation pipeline (6) are of an integrated structure, the water inlet connecting pipe (4) is arranged on the right end of the circulation pipeline (6), the discharge pipe (5) and the bottom end of the circulation pipeline (6) are of an integrated structure, the water inlet connecting pipe (4) comprises a sliding air pushing curved rod (41), a pressure-bearing pushing groove (42), a shell (43), an air pushing pressure groove (44), a threaded connecting block (45), a pressure-bearing telescopic belt (46), a circulation groove (47), a sealing sleeve (48) and a pressure-bearing block (49), the sliding air pushing curved rod (41) is embedded and installed on the pressure-bearing pushing groove (42), and the pressure-bearing pushing groove (42) and the shell (43) are of an integrated structure, the push air pressure groove (44) and the shell (43) are of an integrated structure, the compression telescopic belt (46) is arranged on the push air pressure groove (44), the threaded connection block (45) and the shell (43) are of an integrated structure, the circulation groove (47) is arranged in the shell (43), the sealing sleeve (48) is movably touched with the compression block (49), the top end of the compression block (49) and the bottom end of the sliding push air curved rod (41) are of an integrated structure, and the shell (43) is arranged on the right end of the circulation pipeline (6).

2. The new safety gate valve of claim 1, wherein: the water inlet connecting pipe (4) is positioned at the upper right part of the discharge pipe (5).

3. The new safety gate valve of claim 1, wherein: the compression expansion band (46) is of a ring band structure.

4. The new safety gate valve of claim 1, wherein: the air pushing pressure groove (44) is of an annular empty groove structure.

5. The new safety gate valve of claim 1, wherein: the compression telescopic belt (46) is made of rubber materials.