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CN-224214803-U - High leakproofness electric control ball valve

CN224214803UCN 224214803 UCN224214803 UCN 224214803UCN-224214803-U

Abstract

The utility model relates to the technical field of ball valves, in particular to a high-tightness electric regulating ball valve which comprises a valve body and a valve seat arranged above the valve body, wherein outer connecting pipes are respectively arranged at the left end and the right end of the valve body, outer rings are respectively arranged at the opposite ends of the outer connecting pipes, flange plates are fixedly sleeved at the left end and the right end of the outer side of the valve body, inner rings and flexible layers are fixedly installed at the opposite ends of the flange plates, sealing rings are sleeved at the outer sides of the inner rings, valve rods are arranged in the valve seat in a penetrating manner in a sealing manner, an electric actuator is arranged at the top of the valve seat, and a mounting mechanism is arranged between the electric actuator and the valve seat.

Inventors

  • YANG XIAOWEI
  • CHEN JINGDIAO

Assignees

  • 汉诺尔智能系统(集团)有限公司

Dates

Publication Date
20260508
Application Date
20250529

Claims (7)

  1. 1. The high-tightness electric regulating ball valve comprises a valve body (1) and a valve seat (2) arranged above the valve body (1), and is characterized in that outer connecting pipes (3) are respectively arranged at the left end and the right end of the valve body (1), outer rings (301) are respectively arranged at the opposite ends of the outer connecting pipes (3), flange plates (4) are fixedly sleeved at the left end and the right end of the outer side of the valve body (1), an inner ring (401) and a flexible layer (402) are fixedly arranged at the opposite ends of the flange plates (4), a sealing ring (403) is sleeved at the outer side of the inner ring (401), a valve rod (201) is penetrated in the valve seat (2) in a sealing manner, an electric actuator (5) is arranged at the top of the valve seat (2), and a mounting mechanism (6) is arranged between the electric actuator (5) and the valve seat (2); The mounting mechanism (6) comprises a fastener (601), a limiting hole (602) and a groove (603), wherein the fastener (601) is fixedly mounted on the bottom surface of the electric actuator (5), a contact column (604) is fixedly mounted on the bottom surface of the fastener (601) respectively, a limiting friction block (605) is arranged at the bottom of the contact column (604), the limiting hole (602) is formed in the side surface of the top of the valve seat (2), and a sealing pressure spring (606) and a sealing pressing block (607) are respectively arranged in the groove (603).
  2. 2. The high-tightness electric regulating ball valve as in claim 1, wherein the inner side surface of said outer ring (301) is in sealing contact with the outer side surface of the sealing ring (403), and the opposite side surfaces of said outer ring (301) are in contact with the opposite side surfaces of the flexible layer (402), respectively.
  3. 3. The high-tightness electric regulating ball valve as claimed in claim 1, wherein said outer ring (301) and said inner ring (401) are made of rubber material, and said flexible layer (402) is a rubber flexible layer.
  4. 4. The high-tightness electric regulating ball valve as claimed in claim 1, wherein the external pipe (3) is connected with the flange plate (4) through screw holes and bolts.
  5. 5. The high-tightness electric regulating ball valve as claimed in claim 1, wherein a ball body is arranged in the valve body (1), the bottom end of the valve rod (201) extends into the valve body (1) and is fixedly connected with the top surface of the ball body, and the top end of the valve rod (201) is fixedly contacted with the output end of the electric actuator (5).
  6. 6. The high-tightness electric regulating ball valve as in claim 1, wherein the outer side surface of the contact column (604) is in abutting contact with the inner wall of the limit hole (602), the limit friction block (605) eccentrically rotates with the bottom of the contact column (604) through an eccentric shaft, and the top end of the limit friction block is in friction contact with the bottom surface of the valve seat (2).
  7. 7. The high-tightness electric regulating ball valve as claimed in claim 1, wherein a plurality of sealing compression springs (606) are arranged, the plurality of sealing compression springs (606) are distributed at equal intervals in an annular mode relative to the inner wall of the bottom end of the groove (603), the top end of each sealing compression spring is in contact with the bottom of the sealing pressing block (607), and the outer side surface of each sealing pressing block (607) is in sealing sliding contact with the inner wall of the groove (603).

Description

High leakproofness electric control ball valve Technical Field The utility model relates to the technical field of ball valves, in particular to a high-tightness electric adjusting ball valve. Background In fluid control systems, ball valves are used as an important control element for various industrial pipelines, and valves in which opening and closing members (balls) are driven by valve stems and are rotated about the axis of the ball valve are also used for regulating and controlling fluids. The electric actuator and the valve seat of the ball valve are fixed by bolts in most of the currently used high-tightness electric adjusting ball valve, the operation steps of the fixing mode are complicated, a great amount of time is required for installation personnel, the subsequent maintenance and replacement are inconvenient, meanwhile, the sealing effect between the valve seat and the outer connecting pipe in the ball valve is poor, the leakage condition is easy to occur, and the subsequent stable use is not facilitated. In summary, the present utility model solves the problems in the prior art by designing a high-tightness electric adjusting ball valve. Disclosure of utility model The utility model aims to provide a high-tightness electric adjusting ball valve so as to solve the problems in the background art. In order to achieve the above purpose, the present utility model provides the following technical solutions: The utility model provides a high leakproofness electric control ball valve, includes the valve body and sets up the disk seat in the valve body top, the left and right sides both ends of valve body are provided with outer takeover respectively, the opposite ends of outer takeover all is provided with the outer lane, the left and right sides both ends in the valve body outside all fixed cover is equipped with the ring flange, the opposite ends of ring flange all fixed mounting has inner circle and flexible layer, the outside cover of inner circle is equipped with the sealing washer, the inside seal of disk seat wears to be equipped with the valve rod, the top of disk seat is provided with electric actuator, be provided with installation mechanism between electric actuator and the disk seat; The mounting mechanism comprises a fastener, a limiting hole and a groove, wherein the fastener is fixedly arranged on the bottom surface of the electric actuator, contact columns are respectively and fixedly arranged on the bottom surface of the fastener, limiting friction blocks are arranged at the bottoms of the contact columns, the limiting hole is formed in the side surface of the top of the valve seat, and a sealing pressure spring and a sealing pressing block are respectively arranged in the groove. In a preferred embodiment of the present utility model, the inner side surface of the outer ring is in sealing contact with the outer side surface of the seal ring, and the opposite side surfaces of the outer ring are in contact with the opposite side surfaces of the flexible layer, respectively. As a preferable scheme of the utility model, the outer ring and the inner ring are made of rubber materials, and the flexible layer is a rubber flexible layer. As a preferable scheme of the utility model, the external pipe is connected with the flange plate through screw holes and bolts. As a preferable scheme of the utility model, a ball body is arranged in the valve body, the bottom end of the valve rod extends into the valve body and is fixedly connected with the top surface of the ball body, and the top end of the valve rod is fixedly contacted with the output end of the electric actuator. As a preferable scheme of the utility model, the outer side surface of the contact column is in fit contact with the inner wall of the limit hole, the limit friction block eccentrically rotates with the bottom of the contact column through the eccentric shaft, and the top end of the limit friction block is in friction contact with the bottom surface of the valve seat. As a preferable scheme of the utility model, a plurality of sealing compression springs are arranged, the plurality of sealing compression springs are distributed at equal intervals in an annular mode relative to the inner wall of the bottom end of the groove, the top end of each sealing compression spring is contacted with the bottom of the sealing pressing block, and the outer side surface of the sealing pressing block is in sealing sliding contact with the inner wall of the groove. Compared with the prior art, the utility model has the beneficial effects that: 1. According to the high-tightness electric adjusting ball valve, the structural design in the installation mechanism is utilized, the fastening piece can be clung to the valve seat under the combination of the contact column and the limiting friction block, constant pretightening force is provided for the sealing pressing block under the uniform distribution of the sealing pressing springs, the sealing