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CN-224229293-U - Cast steel gate valve with stable structure

CN224229293UCN 224229293 UCN224229293 UCN 224229293UCN-224229293-U

Abstract

The utility model discloses a cast steel gate valve with a stable structure, which comprises a stable structure, wherein the stable structure is internally communicated with a filtering structure, the filtering structure is communicated with a gate valve assembly, the stable structure comprises a liquid inlet pipe, a stable supporting assembly is fixed on the liquid inlet pipe, the stable supporting assembly comprises a first fixed plate, a rotating rod is fixed between the first fixed plates, a rotating ring is rotationally connected on the rotating rod, a first supporting plate is fixed on the rotating ring, the first supporting plate is in sliding connection with a sliding plate, a base is fixed on the lower side of the sliding plate, a valve seat is embedded in the valve body, a valve clack is embedded in the valve seat, a top cover is detachably arranged on the upper side of the valve body, a screw rod penetrates through the top cover, a handle is fixed on the upper side of the screw rod, the lower side of the screw rod is fixedly provided with the valve clack, and the cast steel gate valve with the stable structure drives a cleaning brush on a second supporting plate to automatically clean the surface of a filter screen under the auxiliary effect of a double-head motor in a motor case.

Inventors

  • ZENG XUELONG
  • YANG GENGJUN
  • YU HAITAO

Assignees

  • 盐城思达德民力阀门有限公司

Dates

Publication Date
20260512
Application Date
20250624

Claims (5)

  1. 1. The cast steel gate valve with the stable structure comprises a stable structure (1), wherein a filter structure (2) is connected in the stable structure (1), and the filter structure (2) is communicated with a gate valve assembly (3), and the cast steel gate valve is characterized in that the stable structure (1) comprises a liquid inlet pipe (11), and a stable supporting assembly (12) is fixed on the liquid inlet pipe (11); The stable supporting component (12) comprises a first fixed plate (121), a rotating rod (122) is fixed between the first fixed plates (121), a rotating ring (123) is connected to the rotating rod (122) in a rotating mode, a first supporting plate (124) is fixed to the rotating ring (123), a sliding plate (125) is connected to the first supporting plate (124) in a sliding mode, and a base (126) is fixed to the lower side of the sliding plate (125); The gate valve assembly (3) comprises a valve body (31), a valve seat (32) is embedded in the valve body (31), a valve clack (33) is embedded in the valve seat (32), a top cover (34) is detached and installed on the upper side of the valve body (31), a screw rod (35) penetrates through the top cover (34), a handle (36) is fixed on the upper side of the screw rod (35), and the valve clack (35) is fixed on the lower side of the screw rod.
  2. 2. The cast steel gate valve with the stable structure of claim 1, wherein the filtering structure (2) comprises a filtering pipe (25), a filter screen (21) is detachably arranged on the filtering pipe (25), a cleaning assembly (22) is embedded on the filter screen (21), the filtering pipe (25) is communicated with a spraying assembly (23), and the filtering pipe (25) is communicated with a water draining assembly (24).
  3. 3. A cast steel gate valve with a stable structure as defined in claim 2, wherein the cleaning assembly (22) comprises a motor case (221), and a motor in the motor case (221) drives a cleaning brush (223) on the second support plate (222) to rotate.
  4. 4. The cast steel gate valve with the stable structure according to claim 2, wherein the spray assembly (23) comprises a first water inlet pipe (231), the first water inlet pipe (231) is communicated with the spray head (234) through a second water inlet pipe (232), and a pressurizing pump (233) is fixed on the second water inlet pipe (232).
  5. 5. The cast steel gate valve with the stable structure according to claim 2, wherein the drainage assembly (24) comprises a drainage pipe (241), an electric valve (242) is fixed in the drainage pipe (241), and the drainage pipe (241) is communicated with the drainage pipe (243).

Description

Cast steel gate valve with stable structure Technical Field The utility model relates to the technical field of gate valves, in particular to a cast steel gate valve with a stable structure. Background The gate valve is a valve with a closing member (flashboard) moving along the vertical direction of the central line of the passage, the gate valve can only be fully opened and fully closed for cutting off, and cannot be regulated and throttled, the gate valve is a valve with a wide application range, a cutting device with a common caliber DN of more than or equal to 50mm is selected, the gate valve is also selected as a cutting device with a small caliber sometimes, impurities are filtered through a filter screen when the existing cast steel gate valve is used, the use of the whole gate valve is influenced by the need of staff for cleaning at regular time, and the impurities are contacted with a valve seat and a valve clack for many times, so that the friction is generated between the valve seat and the valve clack, the sealing stability of the valve seat and the valve clack is influenced, and the service life of the whole gate valve is influenced. Disclosure of utility model The utility model aims to provide a cast steel gate valve with a stable structure, which solves the problems that when the existing cast steel gate valve is used, impurities are filtered through a filter screen, the use of the whole gate valve is influenced because workers need to clean the whole gate valve at regular time, the impurities are contacted with a valve seat and a valve clack for many times, and the valve seat and the valve clack rub, so that the sealing stability of the valve seat and the valve clack is influenced, and the service life of the whole gate valve is influenced. In order to achieve the purpose, the utility model provides the technical scheme that the cast steel gate valve with the stable structure comprises the stable structure, wherein the stable structure is internally communicated with a filtering structure, the filtering structure is communicated with a gate valve assembly, the stable structure comprises a liquid inlet pipe, and a stable supporting assembly is fixed on the liquid inlet pipe; The stable supporting component comprises first fixed plates, a rotating rod is fixed between the first fixed plates, a rotating ring is connected to the rotating rod in a rotating mode, a first supporting plate is fixed on the rotating ring, a sliding plate is connected to the first supporting plate in a sliding mode, and a base is fixed on the lower side of the sliding plate; the gate valve assembly comprises a valve body, a valve seat is embedded in the valve body, a valve clack is embedded in the valve seat, a top cover is detached and installed on the upper side of the valve body, a screw rod penetrates through the top cover, a handle is fixed on the upper side of the screw rod, and the valve clack is fixed on the lower side of the screw rod. Preferably, the filter structure comprises a filter pipe, a filter screen is detachably arranged on the filter pipe, a cleaning assembly is inlaid on the filter screen, the filter pipe is communicated with a spraying assembly, and the filter pipe is communicated with a drainage assembly. Preferably, the cleaning assembly comprises a motor box, and a motor in the motor box drives the cleaning brush on the second supporting plate to rotate. Through adopting above-mentioned technical scheme, clean the filter screen surface through setting up clean subassembly. Preferably, the spray assembly comprises a first water inlet pipe, the first water inlet pipe is communicated with the spray head through a second water inlet pipe, and a booster pump is fixed on the second water inlet pipe. Through adopting above-mentioned technical scheme, wash the filter screen surface through setting up spray assembly. Preferably, the drainage assembly comprises a drainage pipe, an electric valve is fixed in the drainage pipe, and the drainage pipe is communicated with a drainage pipe. Through adopting above-mentioned technical scheme, discharge impurity through setting up drainage assembly. Compared with the prior art, the cast steel gate valve with the stable structure has the beneficial effects that (1) The filter structure is arranged, the cleaning brush on the second supporting plate is driven to automatically clean the surface of the filter screen under the auxiliary action of the double-headed motor in the motor case, the filter screen is washed by the arrangement of the first water inlet pipe, the second water inlet pipe, the pressurizing pump and the spray head, and finally the waste water and the waste materials are discharged through the drainage assembly, so that manual cleaning of workers is not needed in the later stage, and the practicability is improved; (2) The device is provided with a filter screen, the filter screen is arranged to directly filter impurities, so that the valve seat and