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CN-224214716-U - Full-closed zero-leakage FRP air valve

CN224214716UCN 224214716 UCN224214716 UCN 224214716UCN-224214716-U

Abstract

The utility model discloses a full-closed zero-leakage FRP air valve, which relates to the technical field of air valve devices. This full-closed zero FRP blast gate that reveal can realize opening and close fast, but accurate regulation blade aperture, control amount of wind or fluid flow sets up seal assembly simultaneously to set up multiunit closing plate according to multiunit blade direction of rotation trend, under the valve body closed condition, multiunit closing plate can hug closely the blade edge, prevents that the medium from leaking from the clearance of blade and valve body, promotes sealing performance, when guaranteeing to seal multiunit blade junction and multiunit blade and valve body junction, can not cause the influence to the rotation of multiunit blade, realized high-efficient drive, accurate control, the target of zero leakage in prefabricated pump station, for the intellectuality of prefabricated pump station, the safe operation provides technical support.

Inventors

  • XING ZHENKUI
  • ZHANG DAEN
  • WANG XIN

Assignees

  • 苏州格赛特环保设备有限公司

Dates

Publication Date
20260508
Application Date
20250701

Claims (8)

  1. 1. The full-closed zero-leakage FRP air valve comprises a valve body (1), wherein a blade main body (2) is arranged in the valve body (1), a rotating motor (3) is arranged at the top of the valve body (1), the rotating motor (3) drives the blade main body (2) to rotate and be connected inside the valve body (1), and the full-closed zero-leakage FRP air valve is characterized in that the blade main body (2) consists of a first blade (21), a second blade (22) and a third blade (23), the first blade (21), the second blade (22) and the third blade (23) form a circle, the outer walls of the first blade (21), the second blade (22) and the third blade (23) are respectively attached to the inner peripheral wall of the valve body (1), and the outer walls of the second blade (22) and the third blade (23) are respectively located at two sides of the first blade (21); The top of valve body (1) is provided with linkage subassembly (4), linkage subassembly (4) are linked multiunit blade and rotating electrical machines (3), linkage subassembly (4) drive multiunit blade rotation simultaneously and connect inside valve body (1), the inside of valve body (1) is provided with seal assembly (5), seal assembly (5) are to carrying out sealing operation between multiunit blade and valve body (1).
  2. 2. The full-closed zero-leakage FRP air valve of claim 1, wherein a first blade (21), a second blade (22) and a third blade (23) are respectively fixedly arranged at the inner middle parts of the first blade, the second blade (221) and the third blade (23), the bottom ends of the first blade, the second blade (221) and the third blade (231) are respectively connected to the inner bottom of the valve body (1) in a rotating way, and the top ends of the first blade (211), the second blade (221) and the third blade (231) respectively penetrate through the inner top of the valve body (1) and are connected with the linkage assembly (4).
  3. 3. The full-closed zero-leakage FRP air valve according to claim 2, wherein a fixed frame (6) is fixedly arranged at the top of the valve body (1), and the linkage assembly (4) is arranged inside the fixed frame (6).
  4. 4. The full-closed zero-leakage FRP air valve of claim 1, wherein the linkage assembly (4) comprises a linkage rack (41), a transmission gear (42), a first limiting plate (43) and a second limiting plate (44), the linkage rack (41) slides along the length direction of the fixed frame (6), and the first limiting plate (43) and the second limiting plate (44) are fixedly arranged on the outer walls of two sides of the linkage rack (41) respectively.
  5. 5. The full-closed zero-leakage FRP air valve of claim 4, wherein a plurality of groups of transmission gears (42) are meshed on one side of the linkage rack (41), the plurality of groups of transmission gears (42) are distributed at equal intervals, and the plurality of groups of transmission gears (42) are fixedly connected with a first vane shaft (211), a second vane shaft (221) and a third vane shaft (231) respectively.
  6. 6. The full-closed zero-leakage FRP air valve of claim 1, wherein the rotating motor (3) is fixedly arranged at the top of the fixed frame (6), and the output end of the rotating motor (3) is fixedly connected with a group of transmission gears (42).
  7. 7. The full-closed zero-leakage FRP air valve according to claim 1, wherein the sealing component (5) comprises a first half-ring plate (51) and a second half-ring plate (52), the first rectangular plate (53) and the second rectangular plate (54), and the first half-ring plate (51) and the second half-ring plate (52) are respectively fixedly arranged on the inner walls of the two sides of the valve body (1) and are respectively positioned on the two sides of the blade body (2).
  8. 8. The full-closed zero-leakage FRP wind valve according to claim 7, wherein the first rectangular plate (53) and the second rectangular plate (54) are fixedly installed on the outer walls of the second blade (22) and the third blade (23) respectively and are located on two sides of the blade main body (2), the first half-ring plate (51) and the first rectangular plate (53) are on the same side, and the second half-ring plate (52) and the second rectangular plate (54) are on the same side.

Description

Full-closed zero-leakage FRP air valve Technical Field The utility model relates to the technical field of air valve devices, in particular to a full-closed zero-leakage FRP air valve. Background In the field of modern prefabricated pump stations, because internal equipment can produce harmful gases such as heat, moisture, hydrogen sulfide, methane and the like during operation, strict requirements are provided for guaranteeing stable operation and personnel safety of equipment, and tightness, regulation accuracy and driving efficiency of an air valve. The existing air valve adopts a mode of multiple groups of blades, and the multiple groups of blades are opened to operate in a mode that a driving motor needs to be independently configured, the structure leads to redundancy of the number of the motors, the equipment purchasing cost is greatly increased, the complexity of a control system is obviously improved, the later maintenance difficulty and the cost are high, on the other hand, in the aspect of sealing structure design, the traditional air valve focuses on the sealing effect of a valve body when the valve body is closed, but a sealing structure is not arranged at the joint of the blades and the dynamic contact area of the blades and the valve body, when the valve body is in a closed state, the air flow in a prefabricated pump station is easy to leak through gaps among the multiple groups of blades and the valve body, the sealing effect of the air valve in the closed state is reduced, and aiming at the defects in the prior art, the fully-closed zero-leakage FRP air valve is proposed to solve the problems. Disclosure of utility model The full-closed zero-leakage FRP air valve comprises a valve body, wherein a blade main body is arranged in the valve body, a rotating motor is arranged at the top of the valve body, the rotating motor drives the blade main body to rotate and be connected inside the valve body, the blade main body consists of a first blade, a second blade and a third blade, the first blade, the second blade and the third blade form a circular shape, the outer wall of the first blade is respectively attached to the inner peripheral wall of the valve body, the second blade and the third blade are respectively positioned at two sides of the first blade, and the outer wall of the second blade is respectively attached to the outer walls of the two sides of the first blade; The top of valve body is provided with the linkage subassembly, the linkage subassembly links multiunit blade and rotating electrical machines, the linkage subassembly drives multiunit blade rotation simultaneously and connects inside the valve body, the inside of valve body is provided with seal assembly, seal assembly carries out sealing operation between multiunit blade and the valve body. Preferably, the inner middle parts of the first blade, the second blade and the third blade are respectively and fixedly provided with a first blade shaft, a second blade shaft and a third blade shaft, the bottom ends of the first blade shaft, the second blade shaft and the third blade shaft are respectively and rotatably connected to the inner bottom of the valve body, and the top ends of the first blade shaft, the second blade shaft and the third blade shaft respectively penetrate through the inner top of the valve body and are connected with the linkage assembly. Preferably, a fixed frame is fixedly arranged at the top of the valve body, and the linkage assembly is arranged inside the fixed frame. Preferably, the linkage assembly comprises a linkage rack, a transmission gear, a first limiting plate and a second limiting plate, wherein the linkage rack slides along the length direction of the fixed frame, and the first limiting plate and the second limiting plate are respectively and fixedly arranged on the outer walls of two sides of the linkage rack. Preferably, a plurality of groups of transmission gears are meshed with one side of the linkage rack, and the plurality of groups of transmission gears are distributed at equal intervals, and the plurality of groups of transmission gears are respectively fixedly connected with the first blade shaft, the second blade shaft and the third blade shaft. Preferably, the rotating motor is fixedly arranged at the top of the fixed frame, and the output end of the rotating motor is fixedly connected with a group of transmission gears. Preferably, the seal assembly comprises a first half ring plate, a second half ring plate, a first rectangular plate and a second rectangular plate, wherein the first half ring plate and the second half ring plate are respectively fixedly installed on the inner walls of two sides of the valve body and are respectively located at two sides of the blade body. Preferably, the first rectangular plate and the second rectangular plate are respectively and fixedly installed on the outer walls of the second blade and the third blade and are respectively located at two sides o