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CN-224229303-U - Corrosion-resistant hard alloy ball valve sealing ring assembly

CN224229303UCN 224229303 UCN224229303 UCN 224229303UCN-224229303-U

Abstract

The utility model discloses a corrosion-resistant hard alloy ball valve sealing ring assembly, and belongs to the field of hard alloy ball valves. The utility model provides a corrosion-resistant carbide ball valve sealing ring subassembly, includes the sealing ring body, the surface of screw thread collar is provided with high steadiness mechanism with the inner wall of valve body, the inner wall of sealing member is provided with wear-resisting corrosion-resistant mechanism with the surface of case, the sealing ring body is provided with high-efficient sealing mechanism with the surface of sealing member. The utility model not only can greatly improve the stability of the sealing ring assembly when in use and the stability of the sealing ring assembly when in installation, but also can ensure that the sealing effect between the sealing ring body and the valve body is better when the sealing ring assembly is in use, the sealing performance can not be influenced after long-time use, the wear resistance of the sealing ring assembly is higher when in use, and meanwhile, the sealing ring assembly is not easy to erode in long-time use, so that the service life of the sealing ring assembly is longer.

Inventors

  • ZHOU ZONGFA
  • ZHOU HU

Assignees

  • 成都川硬合金材料有限责任公司

Dates

Publication Date
20260512
Application Date
20250521

Claims (8)

  1. 1. The corrosion-resistant hard alloy ball valve sealing ring assembly comprises a sealing ring body (1) and is characterized in that a threaded mounting ring (101) is arranged on the surface of the sealing ring body (1), equidistant sealing elements (102) are arranged on the surface of the sealing ring body (1), a valve body (103) is arranged on one side of the sealing ring body (1), the sealing ring body (1) is arranged in the valve body (103), a valve core (106) is arranged in the valve body (103), a high-stability mechanism (2) is arranged on the surface of the threaded mounting ring (101) and the inner wall of the valve body (103), an anti-falling clamping groove (21), an elastic clamping piece (22) and a high-stability group (23) are arranged in the inner wall of the sealing piece (102) and the surface of the valve core (106), and an efficient sealing mechanism (4) is arranged on the surface of the sealing ring body (1) and the surface of the sealing piece (102).
  2. 2. The corrosion-resistant hard alloy ball valve sealing ring assembly according to claim 1, wherein hole bodies (107) are formed in the surfaces of the sealing ring body (1) and the center position of the threaded mounting ring (101), the surfaces of the threaded mounting ring (101) are in threaded fit with the inner wall of the valve body (103), the valve core (106) is located between adjacent sealing ring bodies (1), a valve port (105) is mounted on the surface of the valve body (103), a valve shaft (104) is arranged in the valve port (105), the bottom end of the valve shaft (104) is fixed with the surface of the valve core (106), and the top end of the valve shaft (104) extends to the position above the valve port (105).
  3. 3. The corrosion-resistant hard alloy ball valve sealing ring assembly according to claim 1, wherein the high-stability group (23) is arranged on the surface of the threaded mounting ring (101) and the inner wall of the valve body (103), the high-stability group (23) is composed of a mounting block (231) and a fixing groove (232), the fixing groove (232) is formed in the surface of the threaded mounting ring (101), and the mounting block (231) is mounted in the fixing groove (232).
  4. 4. The corrosion-resistant hard alloy ball valve sealing ring assembly of claim 3, wherein the surface of the mounting block (231) is provided with an elastic clamping piece (22) for enhancing the stability of the sealing ring body (1) and the threaded mounting ring (101) during mounting, the inner wall of the valve body (103) is provided with an anti-falling clamping groove (21), and the anti-falling clamping groove (21) is matched with the surface of the elastic clamping piece (22) in a clamping manner.
  5. 5. The corrosion-resistant hard alloy ball valve sealing ring assembly according to claim 1, wherein the wear-resistant corrosion-resistant mechanism (3) is composed of a metal graphite layer (31), a stainless steel layer (32), a rubber layer (33) and a polyimide layer (34), the rubber layer (33) used for resisting corrosion of the sealing member (102) is adhered to the inner wall of the sealing member (102), the stainless steel layer (32) is adhered to the surface of the side, far away from the sealing member (102), of the rubber layer (33), and the metal graphite layer (31) used for resisting wear of the sealing ring body (1) and the sealing member (102) is adhered to the surface of the side, far away from the rubber layer (32).
  6. 6. The corrosion-resistant hard alloy ball valve sealing ring assembly according to claim 5, wherein a polyimide layer (34) is adhered to the surface of one side, far away from the stainless steel layer (32), of the metal graphite layer (31), and the inner wall of the polyimide layer (34) is in contact with the surface of the valve core (106).
  7. 7. The corrosion-resistant hard alloy ball valve sealing ring assembly according to claim 1, wherein the efficient sealing mechanism (4) is composed of a sealing groove (41), a sealing gasket (42), a sealing block (43), a sealing spring (44) and a sealing frame (45), the sealing groove (41) with equal intervals is formed in the surfaces of the sealing ring body (1) and the sealing piece (102), the sealing gasket (42) for improving the sealing effect between the sealing ring body (1) and the valve body (103) is arranged in the sealing groove (41), the surface of the sealing gasket (42) is in contact with the inner wall of the valve body (103), the sealing gasket (42) is in sliding fit with the inner wall of the sealing groove (41), and the sealing frame (45) with equal intervals is arranged on the inner wall of the sealing groove (41).
  8. 8. The corrosion-resistant hard alloy ball valve sealing ring assembly of claim 7, wherein a sealing block (43) is arranged in the sealing frame (45), one end of the sealing block (43) is fixed with the surface of the sealing pad (42), the sealing block (43) is in sliding fit with the inner wall of the sealing frame (45), sealing springs (44) are arranged in the sealing frame (45), and one end of each sealing spring (44) is fixed with the surface of the sealing block (43).

Description

Corrosion-resistant hard alloy ball valve sealing ring assembly Technical Field The utility model relates to the technical field of hard alloy ball valves, in particular to a corrosion-resistant hard alloy ball valve sealing ring assembly. Background The ball valve is mainly used for cutting off, distributing and changing the flowing direction of a medium in a pipeline, the ball valve is a common valve, a sealing ring component is needed in the using process of the hard alloy ball valve, the existing sealing ring component is not durable enough in the long-time using process, and in order to meet the market demands, the corrosion-resistant hard alloy ball valve sealing ring component is needed. Through retrieving, chinese patent grant number 202220567363.3's patent discloses a high stable ball valve metal seal ring, including setting up the sealing ring on the valve body, be provided with the ball valve in the valve body, be provided with the valve rod on the ball valve, the ball valve is suitable for being rotary motion along the axis of valve rod by the control of valve rod, and the both sides of valve body are provided with the connection valve gap, have seted up liquid passageway in the connection valve gap. In addition, the existing sealing ring component is poor in wear resistance and corrosion resistance when in use, so that the wear resistance is not good enough, meanwhile, the sealing ring component is easy to erode in the long-time use process, and the service life of the sealing ring component is shortened. Disclosure of utility model The utility model aims to solve the problems that the stability is required to be further improved, the sealing performance is not good enough and the wear resistance and corrosion resistance are poor when a sealing ring assembly is used in the prior art, and provides a corrosion-resistant hard alloy ball valve sealing ring assembly. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a corrosion-resistant carbide ball valve sealing ring subassembly, includes the sealing ring body, the surface mounting of sealing ring body has the screw thread collar, equidistant sealing member is all installed to the surface of sealing ring body, one side of sealing ring body is provided with the valve body, the sealing ring body sets up the inside at the valve body, the inside of valve body is provided with the case, the surface of screw thread collar and the inner wall of valve body are provided with high steadiness mechanism, high steadiness mechanism's inside contains anticreep draw-in groove, elasticity fastener and high steadiness group, the inner wall of sealing member and the surface of case are provided with wear-resisting corrosion-resistant mechanism, the surface of sealing ring body and sealing member is provided with high-efficient sealing mechanism. As the preferable technical scheme of the application, the surfaces of the center positions of the sealing ring body and the threaded mounting ring are provided with hole bodies, the surfaces of the threaded mounting ring and the inner wall of the valve body are in threaded fit with each other, the valve core is positioned between the adjacent sealing ring bodies, the surface of the valve body is provided with a valve port, the valve port is internally provided with a valve shaft, the bottom end of the valve shaft is fixed with the surface of the valve core, and the top end of the valve shaft extends to the upper part of the valve port. As the preferable technical scheme of the application, the high-stability group is arranged on the surface of the threaded mounting ring and the inner wall of the valve body, the high-stability group consists of a mounting block and a fixing groove, the surface of the threaded mounting ring is provided with the fixing groove, and the mounting block is arranged in the fixing groove. As the preferable technical scheme of the application, the surface of the mounting block is provided with the elastic clamping piece for enhancing the stability of the sealing ring body and the threaded mounting ring during mounting, the inner wall of the valve body is provided with the anti-falling clamping groove, and the anti-falling clamping groove is mutually clamped and matched with the surface of the elastic clamping piece. As the preferable technical scheme of the application, the wear-resistant corrosion-resistant mechanism is composed of a metal graphite layer, a stainless steel layer, a rubber layer and a polyimide layer, wherein the rubber layer for resisting corrosion of the sealing element is adhered to the inner wall of the sealing element, the stainless steel layer is adhered to the surface of one side of the rubber layer, which is far away from the sealing element, and the metal graphite layer for resisting wear of the sealing ring body and the sealing element is adhered to the surface of one side of the stainless stee