Hydraulic combined type pulp penetrating knife gate valve

Abstract

The utility model relates to the technical field of ore pulp knife gate valves, in particular to a hydraulic combined type penetrating ore pulp knife gate valve which comprises an operation cavity, a support arranged at the top of the operation cavity, a hydraulic rod arranged at the top of the support, a connecting plate arranged at the output end of the hydraulic rod, a knife gate valve body arranged at the bottom of the operation cavity and a channel arranged in the operation cavity in a penetrating mode. Collecting boxes are symmetrically arranged in the operating cavity, sealing plates are symmetrically arranged on the side walls of the two sides of the operating cavity, a plurality of connecting bases are arranged on one side face of each sealing plate, limiting plates are arranged on the tops of the connecting bases, open grooves are formed in the disconnecting links, sealing rubber rings are arranged in the open grooves, limiting grooves are symmetrically formed in the two sides of the mounting plate, and the limiting grooves are connected with limiting blocks. By means of the sealing plate, the limiting plate, the scraping plate, the sealing rubber ring, the mounting plate and the limiting groove, the problem that due to the fact that a large number of particles are contained in ore pulp media, the particles are prone to being attached to the disconnecting link, and abrasion between the gate plate and the valve body is caused is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ore pulp knife gate valve technical field, concretely is a kind of hydraulic combined type penetration ore pulp knife gate valve. BACKGROUND

[0002] Hydraulic combined type penetration ore pulp knife gate valve is a kind of valve specially designed for processing particle medium such as ore pulp, its main role is in the process flow of mining, metallurgy, chemical industry and other industries, the fluid medium such as ore pulp is cut off, regulated or flow.

[0003] Because ore pulp medium contains a large number of particles, particles are easy to adhere to the knife gate, so as to cause the wear between gate and valve body, and the sealing performance of knife gate can be improved.

[0004] Therefore, it is particularly important to design a hydraulic combined type penetration ore pulp knife gate valve to change the above technical defects and improve overall practicability. INVENTION CONTENTS

[0005] The utility model discloses a kind of hydraulic combined type penetration ore pulp knife gate valve, to solve the problem raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A kind of hydraulic combined type penetration ore pulp knife gate valve, including operating cavity, the top of the operating cavity is equipped with support, the top of the support is equipped with hydraulic rod, the output end of the hydraulic rod is equipped with connecting plate, the connecting plate connects knife gate, the bottom of the operating cavity is equipped with knife gate valve body, the inside of the operating cavity is equipped with channel, the inside of the operating cavity is symmetrically equipped with collection box, the two side walls of the operating cavity are symmetrically equipped with sealing plate, one side of the sealing plate is equipped with a plurality of connecting seats, the inside of the connecting seat is equipped with scraper, the top of the connecting seat is equipped with limit board, the knife gate is equipped with slot, the inside of the slot is equipped with sealing rubber ring, the top of the knife gate is equipped with mounting plate, the two sides of the mounting plate are symmetrically equipped with limit slot, the limit slot is connected with limit block.

[0008] As the preferred scheme of the utility model, the connecting plate and mounting plate are connected by bolt, the inside of the knife gate valve body is equipped with sealing groove, the inside of the sealing groove is equipped with sealing ring, and the sealing groove is matched with the knife gate, the inside surface of the knife gate valve body is coated with anticorrosive material.

[0009] As the preferred scheme of the utility model, the sealing plate and the operating cavity are fixed in position by bolt, the connecting seat and the sealing plate are fixedly connected.

[0010] As the preferred scheme of the utility model, a plurality of arc-shaped grooves are arranged on the connecting seat, and a positioning column is arranged in the arc-shaped groove; a connecting column matched with the arc-shaped groove is arranged on the scraper; and a positioning hole matched with the positioning column is arranged on the connecting column.

[0011] As the preferred scheme of the utility model, the limiting plate is matched with the connecting seat, and the limiting plate and the connecting seat are fixed in position through bolts.

[0012] As the preferred scheme of the utility model, limiting holes are arranged at two ends of the sealing rubber ring; a limiting column is arranged on the limiting groove; the limiting hole and the limiting column are matched with each other; the limiting block and the limiting groove are matched with each other; and the limiting block and the limiting groove are fixed in position through bolts.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1、In the utility model, a hydraulic combined type penetrating ore pulp knife gate valve is arranged, the connecting plate, the sealing plate, the limiting plate, the scraper, the sealing rubber ring, the mounting plate and the limiting groove structure are utilized, the connecting plate is driven by the hydraulic rod, the knife gate is driven to move in the knife gate valve body, the ore pulp passage is switched, the sealing rubber ring on the knife gate is tightly matched with the sealing groove in the valve body to prevent leakage, the limiting block and the limiting groove are matched to facilitate replacement of the sealing rubber ring, the scraper on the sealing plate is fixed through the positioning column, the positioning hole and the limiting plate, and the scraper moves to clean the residual ore pulp and falls into the collecting box to be cleaned, so that the problem that the particles in the ore pulp medium are easily attached to the knife gate to cause wear between the gate plate and the valve body and the sealing performance of the knife gate is improved is solved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the overall structural diagram of the utility model;

[0016] Fig. 2 It is the schematic view of the scraper assembly of the utility model;

[0017] Fig. 3 It is the schematic view of the knife gate assembly of the utility model.

[0018] In the drawing: 1, operation cavity; 101, support; 102, hydraulic rod; 103, knife gate; 104, knife gate valve body; 105, connecting plate; 106, passage; 107, collecting box; 2, sealing plate; 201, connecting seat; 202, scraper; 203, limiting plate; 204, groove; 205, sealing rubber ring; 206, mounting plate; 207, limiting groove; 208, limiting block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all the other embodiments obtained by those of ordinary skill in the art without any creative work fall within the scope of the present application.

[0020] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the relevant drawings. Several embodiments of the present application are given. However, the present application can be implemented in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixedly attached" to another element, it can be directly on the other element or there can be an intervening element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can be present. The terms "vertical", "horizontal", "left", "right", and the like as used herein are for purposes of illustration only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terminology used in the description of the present application herein only for the purpose of describing specific embodiments, and is not intended to limit the present application. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0023] Embodiments, please refer to Figs. 1-3 The present application provides a technical solution:

[0024] The utility model provides a hydraulic combined penetration ore pulp knife gate valve, including operation cavity 1, the top of operation cavity 1 is equipped with support 101, the top of support 101 is equipped with hydraulic rod 102, the output of hydraulic rod 102 is equipped with connecting plate 105, connecting plate 105 connects knife gate 103, the bottom of operation cavity 1 is equipped with knife gate valve body 104, the inside of operation cavity 1 is equipped with channel 106, the inside of operation cavity 1 is equipped with collection box 107, the both sides wall of operation cavity 1 is equipped with sealing plate 2, one side of sealing plate 2 is equipped with a plurality of connecting seat 201, the inside of connecting seat 201 is equipped with scraper 202, the top of connecting seat 201 is equipped with limiting plate 203, be equipped with slot 204 on knife gate 103, the inside of slot 204 is equipped with sealing rubber ring 205, the top of knife gate 103 is equipped with mounting plate 206, the both sides of mounting plate 206 are equipped with limiting groove 207, limiting groove 207 connects limiting block 208, drive through hydraulic rod 102 of operation cavity 1 top, the output of hydraulic rod 102 pushes connecting plate 105, because the mounting plate 206 of knife gate 103 top is fixed with connecting plate 105 through bolt, in turn drive knife gate 103 moves up and down in knife gate valve body 104, realize the opening or closing of ore pulp channel, the sealing rubber ring 205 on knife gate 103 moves in the process, and the sealing groove in knife gate valve body 104 is closely matched, ensure that ore pulp does not leak, simultaneously through the cooperation between limiting block 208 and limiting groove 207, sealing rubber ring 205 can be replaced, simultaneously, the scraper 202 on the both sides sealing plate 2 of operation cavity 1 is positioned through the positioning column and positioning hole on connecting seat 201, and is bolted with connecting seat 201 through limiting plate 203, fixes the position of scraper 202, along with the movement of knife gate 103, scraper 202 effectively cleans the ore pulp residue adhered on sealing plate 2, keeps the cleanness of sealing surface, and ore pulp residue falls into collection box 107 and is convenient for subsequent cleaning;

[0025] The connecting plate 105 is connected with the mounting plate 206 through bolts, the inside of the knife gate valve body 104 is provided with a sealing groove, the inside of the sealing groove is provided with a sealing ring, the sealing groove is matched with the knife gate 103, the inside surface of the knife gate valve body 104 is coated with a corrosion-resistant material, the connecting plate and the mounting plate are connected through bolts, the structural stability is enhanced, the sealing groove and the sealing ring in the knife gate valve body are designed to ensure good sealing performance, the corrosion-resistant material coating prolongs the service life of the equipment, the sealing plate 2 and the operation cavity 1 are fixed in position through bolts, the connecting seat 201 and the sealing plate 2 are fixedly connected, the sealing plate and the operation cavity are fixed through bolts, which is convenient for installation and disassembly, and the fixed connection of the connecting seat and the sealing plate ensures the stability of the scraper structure and improves the cleaning efficiency, a plurality of arc-shaped grooves are arranged on the connecting seat 201, the arc-shaped grooves are provided with positioning columns, the scraper 202 is provided with connecting columns matched with the arc-shaped grooves, the connecting columns are provided with positioning holes matched with the positioning columns, the scraper is quickly installed and positioned through the cooperation of the positioning columns and the positioning holes, the assembly efficiency and flexibility are improved, the limiting plate 203 is matched with the connecting seat 201, and the limiting plate 203 and the connecting seat 201 are fixed in position through bolts, the arc-shaped grooves on the connecting seat are matched with the connecting columns on the scraper, the limiting plate is matched with the connecting seat and is fixed through bolts, the stability of the scraper during work is ensured, and the scraper is prevented from falling off or shifting, the two ends of the sealing rubber ring 205 are provided with limiting holes, the limiting groove 207 is provided with a limiting column, the limiting holes and the limiting column are matched, the limiting block 208 is matched with the limiting groove 207, and the limiting block 208 and the limiting groove 207 are fixed in position through bolts, the limiting holes at the two ends of the sealing rubber ring are matched with the limiting column on the limiting groove, and the limiting block and the limiting groove are fixed, which not only enhances the sealing performance, but also ensures the stability and sealing performance of the knife gate when it is closed, and improves the overall performance of the valve.

[0026] The utility model discloses a working procedure: when using the hydraulic combined penetration ore pulp knife gate valve, first drive through the hydraulic rod 102 of operating cavity 1 top, the output end of hydraulic rod 102 promotes connecting plate 105, because the mounting plate 206 of knife gate 103 top is fixed with connecting plate 105 through bolt, in turn drive knife gate 103 in the up and down movement of knife gate valve body 104, realize the opening or closing of ore pulp passage, the sealing rubber ring 205 on its knife gate 103 moving process and the sealing groove in knife gate valve body 104 closely cooperate, ensure that ore pulp does not leak, at the same time, through the cooperation between limiting block 208 and limiting groove 207, sealing rubber ring 205 can replace, simultaneously, the scraper 202 on the sealing plate 2 of operating cavity 1 both sides, through the positioning column and positioning hole hole positioning on connecting seat 201, and through the bolt connection between limiting plate 203 and connecting seat 201, the position of scraper 202 is fixed, along with the movement of knife gate 103, scraper 202 effectively cleans the ore pulp residue adhered on sealing plate 2, keeps the cleanness of sealing surface, and the ore pulp residue falls into collecting box 107 and is convenient for subsequent cleaning.

[0027] The standard parts used in the application file can be purchased from the market, and the specific connection mode of each part adopts the conventional means of bolt, rivet, welding and the like in the prior art, and the mechanical, parts and equipment adopt the conventional type in the prior art, so the control mode and circuit connection of the application are not explained in detail.

[0028] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A hydraulic combined penetration slurry gate valve comprising an operating chamber (1), characterized in that: The top of the operation cavity (1) is provided with a support (101), the top of the support (101) is provided with a hydraulic rod (102), the output end of the hydraulic rod (102) is provided with a connecting plate (105), the connecting plate (105) is connected with a knife gate (103), the bottom of the operation cavity (1) is provided with a knife gate valve body (104), the inside of the operation cavity (1) is provided with a channel (106), the inside of the operation cavity (1) is provided with a collection box (107) symmetrically, the two side walls of the operation cavity (1) are provided with a sealing plate (2) symmetrically, one side of the sealing plate (2) is provided with a plurality of connecting seats (201), the inside of the connecting seat (201) is provided with a scraper (202), the top of the connecting seat (201) is provided with a limiting plate (203), the knife gate (103) is provided with a slot (204), the inside of the slot (204) is provided with a sealing rubber ring (205), the top end of the knife gate (103) is provided with a mounting plate (206), the two sides of the mounting plate (206) are provided with a limiting groove (207) symmetrically, the limiting groove (207) is connected with a limiting block (208).

2. A hydraulic combined penetration slurry knife gate valve according to claim 1, characterized in that: The connecting plate (105) and the mounting plate (206) are connected through bolts, the inside of the knife gate valve body (104) is provided with a sealing groove, the inside of the sealing groove is provided with a sealing ring, and the sealing groove is matched with the knife gate (103), and the inner surface of the knife gate valve body (104) is coated with a corrosion-resistant material.

3. The hydraulic combined penetration slurry knife gate valve according to claim 1, characterized in that: The sealing plate (2) and the operation cavity (1) are fixed in position through bolts, and the connecting seat (201) and the sealing plate (2) are fixedly connected.

4. The hydraulic combined penetration slurry knife gate valve according to claim 1, wherein: A plurality of arc-shaped grooves are arranged on the connecting seat (201), and a positioning column is arranged in the arc-shaped groove, a connecting column matched with the arc-shaped groove is arranged on the scraper (202), and a positioning hole matched with the positioning column is arranged on the connecting column.

5. The hydraulic combined penetration gate valve for mining slurries according to claim 1, characterized in that: The limiting plate (203) is matched with the connecting seat (201), and the limiting plate (203) and the connecting seat (201) are fixed in position through bolts.

6. The hydraulic combined penetration gate valve for mineral slurries according to claim 1, characterized in that: The two ends of the sealing rubber ring (205) are provided with limiting holes, the limiting groove (207) is provided with a limiting column, the limiting holes and the limiting columns are matched, the limiting block (208) is matched with the limiting groove (207), and the limiting block (208) and the limiting groove (207) are fixed in position through bolts.

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