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CN-224214680-U - Boiler pressure vessel with leak-proof structure

CN224214680UCN 224214680 UCN224214680 UCN 224214680UCN-224214680-U

Abstract

The utility model discloses a boiler pressure container with a leakage-proof structure, which relates to the technical field of pressure containers and comprises a pressure tank, wherein a top cover is arranged at the top of the pressure tank, limiting mechanisms are arranged on the surfaces of the pressure tank and the top cover and used for limiting the top cover, a sealing assembly is arranged in the pressure tank and comprises a plurality of limiting air holes formed in the inner wall of the pressure tank. The utility model realizes multiple sealing between the top cover and the pressure tank by arranging the sealing component which comprises a limiting air hole, a sliding column, a movable sealing ring, a limiting fixed ring, an annular sealing groove, a positioning sealing ring, a limiting convex block, a limiting groove and the like. The movable sealing ring is tightly abutted with the positioning sealing ring, and the limit protruding blocks are matched with the limit grooves in a plugging manner, so that the sealing reliability and stability are greatly enhanced, medium leakage is effectively prevented, and the safe operation of the boiler pressure vessel is ensured.

Inventors

  • ZHAO JIANFENG
  • SHEN SIYUAN
  • ZHAO YAN
  • JIANG YAWEN

Assignees

  • 无锡太湖动力成套设备科技有限公司

Dates

Publication Date
20260508
Application Date
20250626

Claims (7)

  1. 1. The utility model provides a boiler pressure vessel with leak protection structure, includes pressure tank (1), its characterized in that, top cap (2) is installed at the top of pressure tank (1), and the surface of pressure tank (1) and top cap (2) all is provided with stop gear (3), stop gear (3) are used for spacing top cap (2); the inside of overhead tank (1) is provided with seal assembly (4), seal assembly (4) is including seting up a plurality of spacing gas pocket (401) at overhead tank (1) inner wall, the inner wall slip of spacing gas pocket (401) is provided with slip post (402), and the one end of a plurality of slip post (402) extends to the outside of overhead tank (1), and fixedly connected with movable sealing ring (403), the fixed spacing retainer plate (404) that is provided with in top edge of overhead tank (1), annular seal groove (405) have been seted up to the upper surface of spacing retainer plate (404), the position of movable sealing ring (403) is corresponding with annular seal groove (405), the lower fixed surface of top cap (2) is connected with location sealing washer (406), location sealing washer (406) are inserted and are installed in the inside of annular seal groove (405), the fixed surface of movable sealing ring (403) is connected with a plurality of spacing lug (407), a plurality of spacing recess (408) have been seted up to the inboard of location sealing washer (406).
  2. 2. The boiler pressure vessel with the leakage preventing structure according to claim 1, wherein the outer side ring surface of the movable sealing ring (403) is in abutting lap joint with the inner side ring surface of the positioning sealing ring (406), the size of the limiting groove (408) is matched with that of the limiting convex block (407), and the limiting convex block (407) is inserted into the limiting groove (408).
  3. 3. The boiler pressure vessel with the leakage-proof structure according to claim 1, wherein the limiting mechanism (3) comprises two limiting fixed frames (301) fixedly connected to the surface of the pressure tank (1), a limiting screw rod (302) is rotatably connected to the inside of the limiting fixed frames (301), a moving block (303) is connected to the surface of the limiting screw rod (302) in a threaded manner, and an extension rod (304) is fixedly connected to the top of the moving block (303).
  4. 4. The boiler pressure vessel with the anti-leakage structure according to claim 3, characterized in that the end part of the extension rod (304) is rotatably provided with a limit rubber roller (305), the limit mechanism (3) further comprises two limit installation blocks (306) fixedly connected to the surface of the top cover (2), a trapezoid clamping groove (307) is formed in the side face of the limit installation block (306), the position of the trapezoid clamping groove (307) corresponds to the limit rubber roller (305), the size of the trapezoid clamping groove (307) is matched with the limit rubber roller (305), and the limit rubber roller (305) is in lap joint with the inner wall of the trapezoid clamping groove (307).
  5. 5. The boiler pressure vessel with the leakage preventing structure according to claim 4, wherein the surface of the limit mounting block (306) is fixedly connected with a reinforcing support plate (308), and the bottom end of the reinforcing support plate (308) is fixedly connected with the upper surface of the top cover (2).
  6. 6. The boiler pressure vessel with the leakage preventing structure according to claim 5, characterized in that the end of the limit screw (302) extends to the outside of the limit fixing frame (301), and the end of the limit screw (302) is fixedly provided with an operation handle (309).
  7. 7. The boiler pressure vessel with the leakage-proof structure according to claim 1, characterized in that an exhaust pipe (5) and a pressure relief pipe (6) are fixedly arranged on the upper surface of the top cover (2), an exhaust switch valve (10) is arranged on the surface of the exhaust pipe (5), a pressure relief valve (7) and a pressure sensor (8) are fixedly arranged on the surface of the pressure relief pipe (6), and an audible-visual alarm (9) is fixedly arranged on the surface of the pressure sensor (8).

Description

Boiler pressure vessel with leak-proof structure Technical Field The utility model relates to the technical field of pressure vessels, in particular to a boiler pressure vessel with a leakage-proof structure. Background The boiler pressure vessel is used as important equipment essential for industrial production and is widely applied to various fields such as energy, chemical industry, pharmacy and the like. However, due to the particularities of the working environment, the boiler pressure vessel faces many challenges during operation, one of the most critical problems being how to ensure sealing performance and prevent leakage of the medium. The traditional boiler pressure vessel has a plurality of defects in the design of a sealing structure. For example, some devices employ simple gasket seals or thread seals that are prone to aging and deformation under high temperature and pressure for extended periods of time, resulting in reduced sealing performance and thus initiation of media leakage. In addition, the conventional boiler pressure vessel has a limitation in the design of the limiting mechanism. The fixing mode between the top cover and the tank body of some devices is not stable enough, and is easy to loosen or even fall off due to the interference of medium pressure or external factors, so that the risk of leakage is further increased. It is against this background that the present utility model proposes a boiler pressure vessel with a leak-proof structure. Disclosure of utility model The utility model discloses a boiler pressure container with a leakage-proof structure, which effectively improves the sealing performance, stability and safety of the boiler pressure container by optimizing a sealing structure, designing a convenient limiting mechanism, adding a safety monitoring device and other measures, and has remarkable beneficial effects. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a boiler pressure vessel with leak protection structure, includes the overhead tank, the top cap is installed at the top of overhead tank, and the surface of overhead tank and top cap all is provided with stop gear, stop gear is used for spacing the top cap; The inside of overhead tank is provided with seal assembly, seal assembly is including seting up a plurality of spacing gas pocket at the overhead tank inner wall, the inner wall slip of spacing gas pocket is provided with the slip post, and the one end of a plurality of slip post extends to the outside of overhead tank, and fixedly connected with movable sealing ring, the fixed spacing retainer plate that is provided with in overhead tank's top edge, annular seal groove has been seted up to the upper surface of spacing retainer plate, the position of movable sealing ring is corresponding with annular seal groove, the lower fixed surface of top cap is connected with the location sealing washer, the inside at annular seal groove is installed in the location sealing washer cartridge, the fixed surface of movable sealing ring is connected with a plurality of spacing lug, a plurality of spacing recess has been seted up to the inboard of location sealing washer. In a preferred scheme, the outside anchor ring of movable sealing ring and the inboard anchor ring of location sealing washer support tight overlap joint, spacing recess size and spacing lug phase-match, and spacing lug inserts the inside of establishing at spacing recess. In a preferred scheme, stop gear includes two spacing fixed frames of fixed connection at the overhead tank surface, the inside rotation of spacing fixed frame is connected with spacing lead screw, the surface threaded connection of spacing lead screw has the movable block, the top fixedly connected with extension rod of movable block. In a preferred scheme, the tip rotation of extension rod is provided with spacing rubber roller, stop gear still includes two spacing installation pieces of fixed connection at the top cap surface, trapezoidal draw-in groove has been seted up to the side of spacing installation piece, the position of trapezoidal draw-in groove is corresponding with spacing rubber roller, and the size and the spacing rubber roller assorted of trapezoidal draw-in groove, and the inner wall overlap joint of spacing rubber roller and trapezoidal draw-in groove. In a preferred scheme, the fixed surface of spacing installation piece is connected with the reinforcing support board, the bottom of reinforcing support board and the upper surface fixed connection of top cap. In a preferred scheme, the end part of the limiting screw rod extends to the outside of the limiting fixed frame, and an operation handle is fixedly arranged at the end part of the limiting screw rod. In a preferred scheme, the upper surface of top cap is fixed and is provided with blast pipe and pressure release pipe, the surface of blast pipe is provided with the exhaust ooff va