CN213899943U

CN213899943U - Dustproof gate valve

Info

Publication number: CN213899943U
Application number: CN202022537731.3U
Authority: CN
Inventors: 翁海咸
Original assignee: Zhejiang Donghe Valve Manufacturing Co ltd
Current assignee: Zhejiang Donghe Valve Manufacturing Co ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-08-06
Anticipated expiration: 2030-11-05

Abstract

The utility model belongs to the technical field of the valve and specifically relates to a dustproof gate valve, including the gate valve main part, the upper end middle part of gate valve main part is provided with the gate box, the upper end of gate box is run through and is screwed there is the impeller, the lower tip movable mounting of impeller has the gate, the gate laminating slides and runs through in the inner wall middle part of gate valve main part, tip fixed mounting has two sets of restriction draw-in grooves around the top edge of impeller, and is two sets of restriction draw-in groove is symmetry dislocation set, restriction draw-in groove's inside is rotated and is connected with the ring handle, one side of the inner wall lower part gate of gate valve main part is extended and is had the support rotation piece, the surface that supports the rotation piece is close to a side edge annular array and inlays and has three group's blades, the utility model discloses can be more laborsaving when using, and can avoid appearing blocking phenomenon.

Description

Dustproof gate valve

Technical Field

The utility model relates to a valve field especially relates to a dustproof gate valve.

Background

The dustproof gate valve is a fully-sealed gate valve, and can effectively avoid the phenomenon that external dust and other media enter the gate and the valve body to cause difficulty in opening through full sealing.

Disclosure of Invention

The utility model aims at solving the defects in the prior art and providing a dustproof gate valve.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a dustproof gate valve, includes the gate valve main part, the upper end middle part of gate valve main part is provided with the gate box, the upper end of gate box is run through and is screwed there is the impeller, the lower tip movable mounting of impeller has the gate, the gate laminating slides and runs through in the inner wall middle part of gate valve main part, tip fixed mounting has two sets of restriction draw-in grooves around the top edge of impeller, and is two sets of restriction draw-in groove is the symmetry dislocation set, restriction draw-in groove's inside rotation is connected with the ring handle, one side of the inner wall lower part gate of gate valve main part is extended there is the support rotation piece, the surface that supports the rotation piece is close to one side edge annular array and is inlayed and has three sets of blades, the opposite side fixed mounting who supports the rotation piece scrapes the pole, and scrapes the inner wall of pole attached in the gate valve main part.

Preferably, the pushing part comprises a threaded cylinder which penetrates through and is embedded in the middle of the upper end face of the gate box, a pushing screw rod penetrates through and is screwed in the threaded cylinder, a connecting bearing is embedded in the lower end part of the outer side of the pushing screw rod, and the lower part of the outer side of the connecting bearing is fixedly connected with the middle of the upper end face of the gate.

Preferably, the upper edge front and back end part symmetry dislocation of promotion screw rod extends and has two sets of link, and is two sets of the tip of link respectively with the tip fixed connection of restriction draw-in groove, the up end of restriction draw-in groove all runs through with the up end of ring handle and inlays and have the axis of rotation.

Preferably, the supporting rotation member includes a diamond-shaped frame extending to one side of the gate at the lower part of the inner wall of the gate valve main body, a bearing body is embedded in the end of the diamond-shaped frame, and the end of the blade is fixedly connected with the outer surface of the bearing body near one side edge.

Preferably, a rhombic rod is fixedly installed on the other side of the bearing body, and the end part of the scraping rod is fixedly connected with the side surface of the rhombic rod.

Preferably, two sets of connecting flanges are inlaid on two sides of the gate valve main body, and the gate box and the gate valve main body are integrally formed.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses can overturn the ring handle, make its ring handle can expand the arm of force in order to prolong the link, and then the extension promotes the arm of force of screw rod, make its laborsaving when rotating the promotion screw rod that can be more, reach its more laborsaving benefit when using with this, the blade can rotate to drive the scraping bar and rotate under the effect of rivers simultaneously, make it strike off the impurity of adsorbing on the inner wall of gate valve main part through rotating the scraping bar, in order to avoid impurity to cause the phenomenon of gate valve jam under long-term piling up, reach its benefit of preventing blocking up with this.

Drawings

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

FIG. 2 is a partial view of the present invention in half section;

fig. 3 is a partial view of the present invention.

In the figure: 1. a gate valve body; 2. a brake box; 3. a connecting flange; 4. pushing the screw rod; 5. a threaded barrel; 6. connecting a bearing; 7. a gate; 8. a diamond frame; 9. a bearing body; 10. a blade; 11. a diamond-shaped rod; 12. a scraping rod; 13. a connecting frame; 14. a limiting clamping groove; 15. a rotating shaft; 16. a circular ring handle.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

A dustproof gate valve as shown in fig. 1-3, which includes a gate valve main body 1, a gate box 2 is disposed in the middle of the upper end of the gate valve main body 1, pushing parts are screwed into the upper end of the gate box 2, a gate 7 is movably mounted on the lower end of the pushing parts, the gate 7 is slidably fitted into the middle of the inner wall of the gate valve main body 1, two sets of limiting clamping grooves 14 are fixedly mounted on the front and rear ends of the upper edge of the pushing parts, the two sets of limiting clamping grooves 14 are symmetrically arranged in a staggered manner, a circular handle 16 is rotatably connected inside the limiting clamping grooves 14, a supporting rotating part is extended from one side of the gate 7 on the lower portion of the inner wall of the gate valve main body 1, three sets of blades 10 are embedded on the outer surface of the supporting rotating part near the annular array on one side edge, a scraping rod 12 is fixedly mounted on the other side of the supporting rotating part, and the scraping rod 12 is attached to the inner wall of the gate valve main body 1.

The impeller is including running through the screw thread section of thick bamboo 5 of inlaying in the up end middle part of floodgate case 2, the inside of screw thread section of thick bamboo 5 runs through to screw and has promotion screw rod 4, tip is inlayed under the outside of promotion screw rod 4 has connection bearing 6, and connection bearing 6's outside lower part and the up end middle part fixed connection of gate 7, through the screw thread section of thick bamboo 5 that sets up, promotion screw rod 4 can open and close gate 7, connection bearing 6 can guarantee that promotion screw rod 4 can not follow the rotation when rotating gate 7.

Tip symmetry dislocation extends around the top edge of promotion screw rod 4 has two sets of link 13, the tip of two sets of link 13 respectively with restriction draw-in groove 14's tip fixed connection, restriction draw-in groove 14's up end all runs through with ring handle 16's up end and inlays and have axis of rotation 15, restriction draw-in groove 14 through setting up can be connected ring handle 16 and restrict ring handle 16, axis of rotation 15 can guarantee that ring handle 16 stably rotates, two sets of restriction draw-in grooves 14 are the opposite direction that two sets of ring handle 16 can be guaranteed to the symmetry dislocation set.

The support rotates the piece including extending the rhombus frame 8 in one side of the inner wall lower part gate 7 of gate valve main part 1, and the bearing body 9 has been inlayed to the tip of rhombus frame 8, and the tip of blade 10 and the surface of bearing body 9 are close to a side edge fixed connection, can support bearing body 9 through the rhombus frame 8 that sets up, and bearing body 9 can guarantee that blade 10 rotates, and blade 10 can drive and scrape pole 12 and rotate.

Bearing body 9's opposite side fixed mounting has diamond rod 11, scrapes the tip of pole 12 and the side fixed connection of diamond rod 11, can connect fixedly scraping pole 12 through the diamond rod 11 that sets up, and through with diamond rod 11, rhombus frame 8 design for the rhombus can effectual reduction to blockking of rivers.

Two sets of flange 3 are inlayed to the both sides of gate valve main part 1, and gate box 2 and gate valve main part 1 integrated into one piece can install gate valve main part 1 through the flange 3 that sets up, and gate box 2 can play dirt-proof effect.

During the use, the user can overturn ring handle 16 to the outside, the user promotes ring handle 16 afterwards and drives promotion screw rod 4 and rotate, make its gate 7 move up under the effect of the screw performance between promotion screw rod 4 and the screw thread section of thick bamboo 5, in order to open gate valve main part 1, make its rivers can pass through gate valve main part 1, when rivers are passing through gate valve main part 1, blade 10 can rotate in order to drive and scrape pole 12 and rotate under the effect of rivers, make it strike off the impurity of adsorbing on gate valve main part 1 inner wall through pivoted scraping pole 12, in order to avoid impurity to cause the phenomenon of gate valve jam under long-term piling up.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A dustproof gate valve comprises a gate valve main body (1) and is characterized in that a gate box (2) is arranged in the middle of the upper end of the gate valve main body (1), pushing pieces are screwed in the upper end of the gate box (2) in a penetrating mode, a gate (7) is movably mounted at the lower end of the pushing pieces, the gate (7) is attached to and slidably penetrates through the middle of the inner wall of the gate valve main body (1), two groups of limiting clamping grooves (14) are fixedly mounted at the front end and the rear end of the upper edge of the pushing pieces, the two groups of limiting clamping grooves (14) are symmetrically arranged in a staggered mode, a circular ring handle (16) is rotatably connected inside the limiting clamping grooves (14), a supporting rotating piece extends from one side of the gate (7) at the lower portion of the inner wall of the gate valve main body (1), three groups of blades (10) are inlaid in an annular array close, and the scraping rod (12) is attached to the inner wall of the gate valve main body (1).

2. The dustproof gate valve according to claim 1, wherein the pushing member comprises a threaded cylinder (5) inserted through the middle of the upper end surface of the gate box (2), a pushing screw (4) is screwed through the threaded cylinder (5), a connecting bearing (6) is inserted into the lower end part of the outer side of the pushing screw (4), and the lower part of the outer side of the connecting bearing (6) is fixedly connected with the middle of the upper end surface of the gate (7).

3. The dustproof gate valve according to claim 2, wherein two sets of connecting frames (13) are symmetrically extended from the front end and the rear end of the upper edge of the pushing screw (4) in a staggered manner, the ends of the two sets of connecting frames (13) are respectively fixedly connected with the ends of the limiting clamping grooves (14), and rotating shafts (15) penetrate through and are embedded in the upper end faces of the limiting clamping grooves (14) and the upper end faces of the circular ring handles (16).

4. A dustproof gate valve according to claim 1, wherein the supporting and rotating member comprises a diamond-shaped frame (8) extending at one side of the gate (7) at the lower part of the inner wall of the gate valve main body (1), the end of the diamond-shaped frame (8) is embedded with a bearing body (9), and the end of the blade (10) is fixedly connected with the outer surface of the bearing body (9) near one side edge.

5. A dust gate valve according to claim 4, characterized in that a diamond-shaped rod (11) is fixedly arranged on the other side of the bearing body (9), and the end of the scraping rod (12) is fixedly connected with the side surface of the diamond-shaped rod (11).

6. A dustproof gate valve according to claim 1, wherein two sets of connecting flanges (3) are embedded on two sides of the gate valve main body (1), and the gate box (2) and the gate valve main body (1) are integrally formed.