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CN-224229261-U - Pneumatic flange butterfly valve convenient to dismantle

CN224229261UCN 224229261 UCN224229261 UCN 224229261UCN-224229261-U

Abstract

The utility model discloses a pneumatic flange butterfly valve convenient to detach, which relates to the technical field of pneumatic butterfly valves and comprises a butterfly valve seat and flange plates fixedly arranged at two ends of the butterfly valve seat, wherein the joint between a first mounting seat and a second mounting seat can be realized through the arrangement of a joint component, a semicircular block can be driven to move upwards to extrude trapezoidal clamping plates at two sides during joint, so that the trapezoidal clamping plates are positioned at two sides of the bottom of the semicircular block under the action of a telescopic spring, the joint can be realized at the moment, the operation is convenient, the arrangement of square grooves and T-shaped blocks can play a role in guiding and limiting the first mounting seat and the second mounting seat, the stability after the joint is improved through the arrangement of a disassembly component, the trapezoidal clamping blocks can be driven to be away from the bottom of the semicircular block through the arrangement of the disassembly component, and the joint between the first mounting seat and the second mounting seat can be removed, and the pneumatic part can be detached and maintained only by pushing a T-shaped push rod during disassembly.

Inventors

  • LI YULIN

Assignees

  • 康工阀门集团有限公司

Dates

Publication Date
20260512
Application Date
20250218

Claims (7)

  1. 1. The utility model provides a pneumatic flange butterfly valve convenient to dismantle, includes butterfly valve disk seat (1) and fixed mounting flange (2) in butterfly valve disk seat (1) both ends department, a serial communication port, the top of butterfly valve disk seat (1) is provided with valve section of thick bamboo (3), and the upper end of valve section of thick bamboo (3) is provided with first mount pad (4), second mount pad (5) are installed in the laminating of the top of first mount pad (4), the top of second mount pad (5) is provided with pneumatic piece (6), and both sides department all fixed mounting has installation piece (7) around second mount pad (5), dismantle subassembly (8) are all installed at the top of installation piece (7), and joint subassembly (9) are all installed to the bottom of installation piece (7); dismantle subassembly (8) including slidable mounting extrusion piece (81) and fixed mounting in extrusion piece (81) front side's T shape push rod (82) in one side installation piece (7) top middle part department, all laminating of both sides department of extrusion piece (81) is installed trapezoidal piece (83), the equal fixed mounting of outside department of trapezoidal piece (83) has L shape pole (84), and the equal fixed mounting of lower tip of L shape pole (84) has movable block (85), the equal fixed mounting in inboard of movable block (85) has square pole (86), the equal fixed mounting of the inner tip of square pole (86) has rectangular plate (87).
  2. 2. The pneumatic flange butterfly valve convenient to detach according to claim 1, wherein the middle part of the bottom of the mounting block (7) is provided with circular grooves (71), both sides of the inner cavity of the circular grooves (71) are provided with openings (72), and the inner sides of the moving blocks (85) extend into the inner cavities of the openings (72) respectively.
  3. 3. The pneumatic flange butterfly valve convenient to detach according to claim 1 is characterized in that square grooves (41) are fixedly arranged at two sides of the first mounting seat (4); t-shaped square blocks (51) are fixedly arranged at the two sides of the second mounting seat (5), and the bottoms of the T-shaped square blocks (51) are respectively inserted and mounted in the inner cavity of the square groove (41).
  4. 4. The pneumatic flange butterfly valve convenient to detach according to claim 1, wherein fixing plates (861) are sleeved on the output ends of the square rods (86) in a sliding mode, and the front side and the rear side of each fixing plate (861) are fixedly installed on the inner wall of the inner cavity of the opening (72) respectively.
  5. 5. The pneumatic flange butterfly valve convenient to detach as claimed in claim 4, wherein the outer side of the rectangular plate (87) is elastically connected with the front side and the rear side of the fixed plate (861) through telescopic springs (871).
  6. 6. The pneumatic flange butterfly valve convenient to detach according to claim 1, wherein the clamping assembly (9) comprises a cylinder (91) arranged at the bottom of the front side mounting block (7), the top of the cylinder (91) extends into the inner cavity of the opening (72), a fixing column (92) is fixedly arranged at the middle part of the top of the cylinder (91), a semicircular block (93) is fixedly arranged at the upper end part of the fixing column (92), trapezoid clamping plates (94) are respectively and fixedly arranged at two sides of the bottom of the semicircular block (93), the outer sides of the trapezoid clamping plates (94) extend into the inner cavity of the opening (72), and the outer sides of the trapezoid clamping plates (94) are respectively and fixedly arranged on the outer wall of one side of the rectangular plate (87).
  7. 7. The pneumatic flange butterfly valve of claim 6, wherein the bottom of the cylinder (91) is fixedly provided with a mounting plate (911), and the rear side of the mounting plate (911) is fixedly arranged on the outer wall of one side of the first mounting seat (4).

Description

Pneumatic flange butterfly valve convenient to dismantle Technical Field The utility model relates to the technical field of pneumatic butterfly valves, in particular to a pneumatic flange butterfly valve convenient to detach. Background The pneumatic butterfly valve is composed of a pneumatic actuator and a butterfly valve, the pneumatic butterfly valve is a pneumatic valve which uses a circular butterfly plate rotating along with a valve rod to realize starting action, and the pneumatic butterfly valve is mainly used as a stop valve, can also be designed to have the function of adjusting or adjusting a section valve and has more and more functions in low-pressure large-medium caliber pipelines. In the document CN202321078624.6, a flange type pneumatic butterfly valve is provided, which comprises a butterfly valve seat, a flange and a pneumatic mechanism shell, wherein a sealing ring is arranged on the flange, a valve cylinder is arranged on the butterfly valve seat, a handle and a second mounting seat are arranged on the valve cylinder, a first mounting seat is arranged on the pneumatic mechanism shell, and a connecting component is positioned between the first mounting seat and the second mounting seat and is used for connecting the first mounting seat and the second mounting seat. The utility model has the connecting component, and the valve cylinder and the pneumatic mechanism shell are convenient and quick to install and detach. Be provided with coupling assembling in the pneumatic butterfly valve of flange formula that proposes among the above-mentioned patent, be used for the installation to pneumatic subassembly and dismantle the maintenance through coupling assembling's setting, but installation and dismantlement are realized through rotating the bolt, and the wearing and tearing appear easily at the in-process of making a round trip to influence the later stage and use, comparatively loaded down with trivial details when utilizing the bolt to install and dismantle in addition, need incessantly twist it, inconvenient daily use. So we propose a pneumatic flange butterfly valve that is easy to disassemble in order to solve the problems presented in the above. Disclosure of utility model The utility model aims to provide a pneumatic flange butterfly valve convenient to detach, which aims to solve the problems that the prior art suggests that bolts are easy to wear in the process of detaching back and forth, so that later use is affected, and in addition, the bolts are complicated to install and detach, the bolts need to be continuously screwed, and daily use is inconvenient. The pneumatic flange butterfly valve comprises a butterfly valve seat and flange plates fixedly arranged at two ends of the butterfly valve seat, wherein a valve cylinder is arranged at the top of the butterfly valve seat, a first mounting seat is arranged at the upper end of the valve cylinder, a second mounting seat is mounted on the top of the first mounting seat in a fitting manner, a pneumatic piece is arranged at the top of the second mounting seat, mounting blocks are fixedly arranged at the front side and the rear side of the second mounting seat, dismounting assemblies are arranged at the top of the mounting blocks, and clamping assemblies are arranged at the bottom of the mounting blocks; The disassembly component comprises a squeezing block which is slidably mounted in the middle of the top of one side of the installation block and a T-shaped push rod which is fixedly mounted on the front side of the squeezing block, wherein trapezoidal blocks are mounted on two sides of the squeezing block in a fitting mode, L-shaped rods are fixedly mounted on the outer sides of the trapezoidal blocks, moving blocks are fixedly mounted on the lower end portions of the L-shaped rods, square rods are fixedly mounted on the inner sides of the moving blocks, and rectangular plates are fixedly mounted on the inner end portions of the square rods. Preferably, the middle part department of installation piece bottom has all seted up the circular slot, and the opening has all been seted up to the both sides department of circular slot inner chamber, and the inboard of movable block extends to in the open-ended inner chamber respectively. Preferably, square grooves are fixedly arranged at two sides of the first mounting seat; T-shaped square blocks are fixedly installed on two sides of the second installation seat, and bottoms of the T-shaped square blocks are respectively inserted and installed in inner cavities of the square grooves. Preferably, the output end of the square rod is sleeved with a fixing plate in a sliding manner, and the front side and the rear side of the fixing plate are respectively and fixedly arranged on the inner wall of the inner cavity of the opening. Preferably, the outer side of the rectangular plate is elastically connected with the front side and the rear side of the fixing plate through telescopic springs. Prefer