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CN-224225819-U - Self-cleaning gate valve

CN224225819UCN 224225819 UCN224225819 UCN 224225819UCN-224225819-U

Abstract

The utility model discloses a self-cleaning gate valve, and relates to the technical field of gate valves. The utility model comprises a gate valve body positioned in the sludge bin, wherein two L-shaped plates are arranged on the upper side part of the gate valve body, a positioning cylinder is fixedly matched with the upper side part of the L-shaped plates, a detachable scraping plate is designed on the inner side wall of the gate valve body, the side part of the scraping plate is attached to the inner side wall of the gate valve body, the sludge attached to the inner wall can be scraped in time in the running process of the gate valve body, effectively reduced the accumulational problem of mud at push-pull valve body inner wall, two inclined planes that scraper blade tip horizontal segment inwards side formed extend, can guide the mud gliding, avoid the mud to gather at the scraper blade tip, further promoted the anti-accumulation effect, simultaneously, detachable scraper blade can avoid the scraper blade to the hindrance that produces when carrying the material.

Inventors

  • YANG YUEHAO
  • XU YU
  • LIN ZIHAN
  • WANG YUXIANG
  • Pan Tianrui

Assignees

  • 南阳正华实业有限公司

Dates

Publication Date
20260512
Application Date
20250519

Claims (9)

  1. 1. The self-cleaning gate valve comprises a gate valve body (100) positioned in a sludge bin, and is characterized in that two L-shaped plates (109) are placed on the upper side of the gate valve body (100), a positioning cylinder (111) is fixedly matched with the upper side of the L-shaped plates (109), two guide rods (106) are elastically and slidably matched with the upper side of the gate valve body (100), the end part of each guide rod (106) is positioned in the positioning cylinder (111), a first threaded rod (113) is matched with the inner threads of the L-shaped plates (109), two T-shaped blocks (115) are slidably matched with the side parts of the gate valve body (100), positioning plates (121) are matched with the side parts of the T-shaped blocks (115), the first threaded rods (113) are positioned in the inner parts of the positioning plates (121), scraping plates (123) are fixedly matched with the side parts of the positioning plates (121), and the side parts of the scraping plates (123) are attached to the inner side walls of the gate valve body (100), and the side parts of the scraping plates (123) extend into two inclined planes (124) horizontally inwards.
  2. 2. The self-cleaning gate valve according to claim 1, wherein a fixed column (104) is fixedly matched with the upper side portion of the gate valve body (100), guide holes (105) are formed in two end portions of the fixed column (104), the end portions of the guide rods (106) are slidably matched with the inside of the guide holes (105), sliding blocks (107) are fixedly matched with the periphery of the guide rods (106), springs (108) are fixedly matched between the side portions of the sliding blocks (107) and the end portions of the fixed column (104), and the springs (108) are sleeved on the periphery of the guide rods (106).
  3. 3. The self-cleaning gate valve according to claim 2, wherein the side portion of the L-shaped plate (109) is provided with a clamping groove (110), and the lower end portion of the sliding block (107) is located inside the clamping groove (110).
  4. 4. The self-cleaning gate valve according to claim 1, wherein two T-shaped grooves (103) are formed in the side portion of the gate valve body (100), the T-shaped blocks (115) are slidably matched in the T-shaped grooves (103), positioning grooves (120) are formed in the side portion of the T-shaped blocks (115), and the end portions of the positioning plates (121) are located in the positioning grooves (120).
  5. 5. The self-cleaning gate valve according to claim 1, wherein a first threaded hole (112) is formed in the side portion of the L-shaped plate (109), the first threaded rod (113) is in threaded fit with the inside of the first threaded hole (112), and a rotating disc (114) is fixedly fitted with the end portion of the first threaded rod (113).
  6. 6. A self-cleaning gate valve according to claim 1, wherein the side of the locating plate (121) is provided with a through hole (122), and the first threaded rod (113) is located inside the through hole (122).
  7. 7. A self-cleaning gate valve according to claim 1, wherein a connecting block (116) is fixedly matched with the side part of the T-shaped block (115), and a second threaded hole (119) is formed in one side of the connecting block (116).
  8. 8. A self-cleaning gate valve according to claim 7, wherein a servo motor is fixedly matched with the bottom of the L-shaped plate (109), a second threaded rod (117) is fixedly matched with the output end of the servo motor, the second threaded rod (117) is in threaded fit with the second threaded hole (119), and a fixed disc (118) is fixedly matched with the lower end portion of the second threaded rod (117).
  9. 9. The self-cleaning gate valve according to claim 1, wherein two positioning plates (102) are fixedly matched in the sludge bin, positioning grooves (101) are formed in two side portions of the gate valve body (100), and the positioning plates (102) are located in the positioning grooves (101).

Description

Self-cleaning gate valve Technical Field The utility model belongs to the field of gate valves, and particularly relates to a self-cleaning gate valve. Background The gate valve is generally arranged at the bottom of the sludge bin and can be a hydraulic gate valve, and the gate valve is used for cutting off the downward unloading of the sludge in the sludge bin. In the use process of the gate valve, the condition that dirt is hidden and contained possibly occurs for a long time, so that the valve cannot smoothly run. The patent application with the publication number of CN222746632U discloses a gate valve for preventing materials from accumulating, and the 0014 section of the specification discloses that a motor rotates to drive a threaded rod to rotate, the threaded rod rotates to drive a threaded sleeve to move up and down, the threaded sleeve moves up and down to drive a hanging plate to move up and down, the vertical movement can be on the inner wall of the gate valve, the scraping movement is carried out up and down, dirt on two sides of the inner wall of the gate valve is cleaned, the materials can be prevented from accumulating on two sides of the valve, the smooth circulation of a medium is ensured, the situation of unsmooth flow or blockage is avoided, the accumulation and the scaling of the dirt are avoided, and the normal running state of the valve is maintained. In the in-service use, the following defect has been found, the device is through hanging movable plate drive shovel board tip, makes it follow push-pull valve inside wall slip, can effectively clear away the accumulational dirt of lateral wall, is showing to reduce dirt and is accumulating and scale deposit risk, however, because the shovel board needs fixed mounting in push-pull valve inside, and can't dismantle from the thread bush lateral part, when carrying out clean function, easily cause the hindrance to the normal flow of material in the valve, causes the jam problem even, influences push-pull valve's material conveying efficiency and smoothness. Therefore, a self-cleaning gate valve is provided to solve the above disadvantages. Disclosure of utility model The utility model aims to overcome the defects of the prior art and provide a self-cleaning gate valve. In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: The utility model provides a self-cleaning formula push-pull valve, is located including being located the inside push-pull valve body of mud storehouse, two L shaped plates have been placed to the upper side portion of push-pull valve body, the fixed cooperation of upper side portion of L shaped plate has a positioning tube, the upper side elasticity and the sliding fit of push-pull valve body have two guide bars, the tip of guide bar is located the inside of positioning tube, the inside screw thread fit of L shaped plate has first threaded rod, the lateral part sliding fit of push-pull valve body has two T shape pieces, the lateral part joint of T shape piece has the locating plate, first threaded rod is located the inside of locating plate, the lateral part fixed fit of locating plate has the scraper blade, the lateral part laminating of scraper blade is in on the inside wall of push-pull valve body, the scraper blade tip horizontal segment extends to inside and forms two inclined planes. Optionally, fixed column is fixed to the upside of push-pull valve body, the guiding hole has all been seted up to the both ends portion of fixed column, the tip sliding fit of guide bar is in the inside of guiding hole, the week side fixed fit of guide bar has the sliding block, the lateral part of sliding block with fixed fit has the spring between the fixed column tip, the spring housing is established the week side of guide bar. Optionally, a clamping groove is formed in the side portion of the L-shaped plate, and the lower end portion of the sliding block is located in the clamping groove. Optionally, two T-shaped grooves are formed in the side portion of the gate valve body, the T-shaped blocks are in sliding fit with the inside of the T-shaped grooves, positioning grooves are formed in the side portion of the T-shaped blocks, and the end portions of the positioning plates are located in the positioning grooves. Optionally, the lateral part of L shaped plate has seted up first screw hole, first threaded rod screw-thread fit is in the inside of first screw hole, the tip fixed fit of first threaded rod has the rolling disc. Optionally, the through-hole has been seted up to the lateral part of locating plate, first threaded rod is located the inside of through-hole, the lateral part fixed fit of T shape piece has the connecting block, the second screw hole has been seted up to one side of connecting block. Optionally, servo motor is fixed to the bottom of L shaped plate, servo motor's output fixed fit has the second threaded rod, the second threaded rod with second scr