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CN-224224310-U - Uniform preheating device for diaphragm of gas meter

CN224224310UCN 224224310 UCN224224310 UCN 224224310UCN-224224310-U

Abstract

The utility model belongs to the field of gas meter diaphragm production, and particularly relates to a uniform preheating device for a gas meter diaphragm, which comprises an operation table, wherein a linear motor is fixedly connected to the operation table, a supporting seat is fixedly connected to the output end of the linear motor, a connecting plate is fixedly connected to the supporting seat, a plurality of exhaust pipes are communicated to the connecting plate, a pair of connecting pipes are communicated to the connecting plate, the connecting pipes are of elastic structures, an exhaust pump is communicated to the end parts of the connecting pipes, a support frame is fixedly connected to the operation table, a plurality of gas transmission pipes are arranged on the support frame in a penetrating manner, a connecting block is fixedly connected to the end parts of the gas transmission pipes, a plurality of gas outlet holes are formed in the connecting block, a negative pressure region is formed at the exhaust pipes when the exhaust pipes are exhausted into the exhaust pipes through the connecting plate, the exhaust pipes support and the air transmission pipes are used for overhead fixing the diaphragm body, and the double-sided heating of the diaphragm body is more uniform in the preheating process.

Inventors

  • HUANG SIJING

Assignees

  • 重庆中彦仪表科技股份有限公司

Dates

Publication Date
20260512
Application Date
20250520

Claims (6)

  1. 1. A uniform preheating device for a gas meter diaphragm comprises an operation table (1), and is characterized in that a linear motor (11) is fixedly connected to the operation table (1), a supporting seat (12) is fixedly connected to the output end of the linear motor (11), a connecting plate (13) is fixedly connected to the supporting seat (12), a plurality of exhaust pipes (14) are communicated with the connecting plate (13), a pair of connecting pipes (15) are communicated with the connecting plate (13), an exhaust pump (16) is communicated with the end part of each connecting pipe (15), a supporting frame (17) is fixedly connected to the operation table (1), a plurality of gas conveying pipes (18) penetrate through the supporting frame (17), a connecting block (19) is fixedly connected to the end part of each gas conveying pipe (18), and a plurality of gas outlet holes (110) are formed in the connecting block (19).
  2. 2. The uniform preheating device for the gas meter membrane is characterized in that a diffusion opening (2) is communicated with the exhaust pipe (14), and the diffusion opening (2) is of a horn-shaped structure.
  3. 3. The uniform preheating device for the gas meter membrane is characterized in that a screen plate (3) is fixedly connected to the diffusion port (2), and a plurality of meshes (31) are formed in the screen plate (3).
  4. 4. The uniform preheating device for the gas meter membrane according to claim 3 is characterized in that a support column (4) is fixedly connected to the connecting plate (13), and a ball (41) is fixedly connected to the end part of the support column (4).
  5. 5. The uniform preheating device for the gas meter membrane is characterized in that a connecting column (5) is fixedly connected to the connecting block (19), and a plurality of fan blades (51) are rotatably connected to the end part of the connecting column (5).
  6. 6. The uniform preheating device for the gas meter membrane, which is disclosed in claim 5, is characterized in that a plurality of heat preservation curtains (6) are arranged on the inner side wall of the supporting frame (17), and the heat preservation curtains (6) are positioned between the operating platform (1) and the supporting frame (17).

Description

Uniform preheating device for diaphragm of gas meter Technical Field The utility model relates to the field of production of gas meter diaphragms, in particular to a uniform preheating device for a gas meter diaphragm. Background The uniform preheating device for the gas meter membrane aims to ensure that the gas meter membrane is heated uniformly in the vulcanization process by precisely controlling the preheating temperature and time, thereby improving the performance and the service life of the membrane. The device adopts an advanced temperature control system and a heating element, and combines an automatic feeding and conveying mechanism to realize continuous and efficient preheating of the membrane. The uniform preheating device for the gas meter diaphragm is equipment for uniformly heating the gas meter diaphragm by precisely controlling the preheating temperature and time. It helps to achieve better performance and longer life of the membrane during vulcanization or other processes. The prior gas meter diaphragm uniform preheating device generally directly places a diaphragm body on a fixed platform and then heats the diaphragm body for preheating work, and the device is found in use and observation that when in use, the temperature of one side of the diaphragm body is higher than that of the other side due to the direct contact between the diaphragm body and the fixed platform, so that the surface of the diaphragm is heated unevenly. Therefore, a uniform preheating device for the diaphragm of the gas meter is provided for solving the problems. Disclosure of utility model In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved. The technical scheme includes that the uniform preheating device for the diaphragm of the gas meter comprises an operation table, a linear motor is fixedly connected to the operation table, a supporting seat is fixedly connected to an output end of the linear motor, a connecting plate is fixedly connected to the supporting seat, a plurality of exhaust pipes are communicated to the connecting plate, a pair of connecting pipes are communicated to the connecting plate, the connecting pipes are of an elastic structure, an exhaust pump is communicated to the end parts of the connecting pipes, a supporting frame is fixedly connected to the operation table, a plurality of gas conveying pipes are arranged on the supporting frame in a penetrating mode, a connecting block is fixedly connected to the end parts of the gas conveying pipes, a plurality of gas outlet holes are formed in the connecting block, a negative pressure area is formed at the position of the gas outlet pipe when the gas outlet pipe is used for exhausting gas from the gas outlet pipe, the gas outlet pipe is used for fixing the diaphragm body, the gas outlet pipe is used for supporting and making the diaphragm body to be overhead, the double-sided heating of the diaphragm body in the preheating process is more uniform, and meanwhile, after hot air is sprayed out of the plurality of gas outlet holes formed in the connecting block, the gas outlet holes are dispersed, the condition that the diaphragm body is directly placed on a fixing platform to be heated unevenly in the diaphragm process is reduced. Preferably, the diffusion opening is of a horn-shaped structure, and through the diffusion opening communicated with the end part of the exhaust pipe, the contact area between the exhaust pipe and the diaphragm body can be increased when the exhaust pipe adsorbs and fixes the diaphragm body, the deformation of the diaphragm body caused by overlarge suction force at the exhaust pipe is reduced, and meanwhile, the damage of the diaphragm body caused by direct contact between the diaphragm body and the exhaust pipe and the contact of the exhaust pipe with the diaphragm body can be reduced by increasing the diffusion opening. Preferably, the screen plate is fixedly connected to the diffusion opening, a plurality of mesh openings are formed in the screen plate, and the screen plate is fixedly connected to the diffusion opening, so that the residual scraps on the diaphragm body can be blocked when the diaphragm body is fixed, and the condition that the scraps enter the exhaust pipe to cause the exhaust pipe to be blocked is reduced. Preferably, the support column is fixedly connected to the connecting plate, the ball is fixedly connected to the end of the support column, the support column is fixedly connected to the connecting plate, and the ball is rotationally connected to the support column, so that the diaphragm body can be jacked up to maintain the tension of the diaphragm body when the diaphragm body is fixed, and the condition that the diaphragm body is heated unevenly due to the folds of the diaphragm body in the preheating process is reduced. Preferably, the connecting block is fixedly connected with a connecting column, the end part of the connect