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CN-224215827-U - High-purity white corundum sintered sealing cavity capable of preventing impurity from being mixed

CN224215827UCN 224215827 UCN224215827 UCN 224215827UCN-224215827-U

Abstract

The utility model relates to the technical field of white corundum sintering processing, in particular to a high-purity white corundum sintering sealing cavity capable of preventing impurities from being mixed, which comprises a high-temperature heating furnace for white corundum sintering, wherein a door opening is formed in the front side of the high-temperature heating furnace, a sealing door is arranged on the inner side of the door opening, and a sealing assembly is arranged on the side edge of the sealing door; the sealing assembly comprises a rubber sealing tube, a mounting groove is formed in the periphery of the sealing door, the rubber sealing tube is mounted on the inner side of the mounting groove, an outer cooling water tube is mounted on the outer side of the rubber sealing tube in a communicated mode, and a circulating water pump and a variable capacity cylinder are mounted on the outer cooling water tube in a communicated mode. According to the utility model, when the upper sealing door is closed, the electric push rod is started to drive the valve plate to compress the internal volume of the variable-volume cylinder through the arranged sealing assembly, and the volume of the water body is a fixed value, so that the volume of the rubber sealing tube is expanded outwards, the sealing rubber tube is abutted on the door opening, the lateral abutting sealing effect on the sealing door is realized, and dust is prevented from entering the high-temperature heating furnace.

Inventors

  • HE SHILEI
  • HE SHIZUN

Assignees

  • 郑州玉发高新材料有限公司

Dates

Publication Date
20260508
Application Date
20250609

Claims (7)

  1. 1. The high-purity white corundum sintered sealing cavity is characterized by comprising a high-temperature heating furnace (1) for sintering white corundum, wherein a door opening (6) is formed in the front side of the high-temperature heating furnace (1), a sealing door (7) is arranged on the inner side of the door opening (6), and a sealing assembly (8) is arranged on the side edge of the sealing door (7); Seal assembly (8) are including rubber seal tube (81), mounting groove (71) have been seted up to sealing door (7) border, rubber seal tube (81) are installed in mounting groove (71) inboard, outer condenser tube (83) are installed in rubber seal tube (81) outside intercommunication, circulating water pump (84) and varactor section of thick bamboo (85) are installed to the switch-on outer condenser tube (83), slidable mounting has valve plate (87) on varactor section of thick bamboo (85) inner wall, varactor section of thick bamboo (85) outside fixed mounting has electric putter (86), electric putter (86) output slip pass to varactor section of thick bamboo (85) inboard just electric putter (86) output and valve plate (87) fixed connection, valve plate (87) and varactor section of thick bamboo (85) inner wall sliding connection.
  2. 2. The high-purity white corundum sintered sealing cavity capable of preventing impurity mixing according to claim 1 is characterized in that a temperature sensor is fixedly arranged on the inner wall of the high-temperature heating furnace (1), and a barometer (5) is fixedly arranged on the outer wall of the high-temperature heating furnace (1).
  3. 3. The high-purity white corundum sintered sealing cavity capable of preventing impurity mixing according to claim 1 is characterized in that a controller (4) is fixedly arranged on the outer wall of the high-temperature heating furnace (1).
  4. 4. The high-purity white corundum sintered sealing cavity capable of preventing impurity mixing according to claim 1 is characterized in that an exhaust pipe (2) is installed on the upper side of the high-temperature heating furnace (1) in a communicating mode, and a pressure relief electromagnetic valve (3) is fixedly installed on the exhaust pipe (2).
  5. 5. The high-purity white corundum sintered sealing cavity capable of preventing impurity mixing according to claim 1 is characterized in that a lateral connecting piece (72) is fixedly arranged on the side edge of the sealing door (7), a rotating shaft (73) is rotatably arranged on the lateral connecting piece (72), fixing seats (74) are symmetrically and fixedly arranged on the upper side and the lower side of the rotating shaft (73), and the fixing seats (74) are fixedly arranged on the side wall of the high-temperature heating furnace (1).
  6. 6. The high-purity white corundum sintered sealing cavity capable of preventing impurity mixing according to claim 1 is characterized in that a handle (75) is fixedly arranged on the outer wall of the sealing door (7), and a vacuum layer is arranged inside the sealing door (7).
  7. 7. The high-purity white corundum sintered sealing cavity capable of preventing impurity mixing according to claim 1, wherein a mounting side plate (82) is fixedly mounted on the outer wall of the sealing door (7), and the outer cooling water pipe (83), the circulating water pump (84) and the variable capacity cylinder (85) are fixedly mounted on the side wall of the mounting side plate (82).

Description

High-purity white corundum sintered sealing cavity capable of preventing impurity from being mixed Technical Field The utility model relates to the technical field of white corundum sintering processing, in particular to a high-purity white corundum sintering sealing cavity capable of preventing impurities from being mixed. Background White corundum is a man-made abrasive, has the advantages of high hardness, wear resistance, corrosion resistance and the like, and is widely applied to the fields of abrasive, cutting tools, ceramics and the like. The white corundum is used as a high-performance artificial abrasive and a refractory material, is widely applied to various industries such as ceramics, chemical industry, electronics and the like, and in the sintering preparation process, the environment is required to be strictly controlled to prevent the mixing of impurities, otherwise, the performance of a product is obviously affected, however, the sealing performance of the existing sintering cavity is often insufficient, and external impurities are easy to enter the cavity, so that the purity and quality of the white corundum are reduced, and the high-purity white corundum sintering sealing cavity capable of preventing the mixing of the impurities is provided for improving the purity and quality of the white corundum. Disclosure of utility model The utility model aims to solve the defects in the prior art, and provides a high-purity white corundum sintered sealing cavity capable of preventing impurities from being mixed. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a prevent high purity white alundum sintering seal cavity that impurity was mixed, includes the high temperature heating furnace that is used for white alundum sintering, the door opening has been seted up to high temperature heating furnace front side, the door opening inboard is provided with the sealing door, the sealing door side is provided with seal assembly, seal assembly includes the rubber seal tube, the mounting groove has been seted up to sealing door circumference, the rubber seal tube is installed in the mounting groove inboard, the outer cooling water pipe is installed in the intercommunication of rubber seal tube outside, switch-on is installed circulating water pump and varactor on the outer cooling water pipe, slidable mounting has the valve plate on the varactor inner wall, varactor outside fixed mounting has electric putter, electric putter output slides and passes to the varactor inboard just electric putter output and valve plate fixed connection, valve plate and varactor inner wall sliding connection. Further, a temperature sensor is fixedly arranged on the inner wall of the high-temperature heating furnace, and a barometer is fixedly arranged on the outer wall of the high-temperature heating furnace. Further, a controller is fixedly arranged on the outer wall of the high-temperature heating furnace. Further, an exhaust pipe is arranged on the upper side of the high-temperature heating furnace in a communicating mode, and a pressure relief electromagnetic valve is fixedly arranged on the exhaust pipe. Further, the side edge of the sealing door is fixedly provided with a lateral connecting piece, the lateral connecting piece is rotatably provided with a rotating shaft, the upper side and the lower side of the rotating shaft are symmetrically and fixedly provided with fixing seats, and the fixing seats are fixedly arranged on the side wall of the high-temperature heating furnace. Further, a handle is fixedly arranged on the outer wall of the sealing door, and a vacuum layer is arranged inside the sealing door. Further, the outer wall of the sealing door is fixedly provided with an installation side plate, and the outer cooling water pipe, the circulating water pump and the variable volume cylinder are fixedly arranged on the side wall of the installation side plate. Compared with the related art, the high-purity white corundum sintered sealing cavity for preventing impurity from mixing has the following beneficial effects: According to the high-purity white corundum sintered sealing cavity capable of preventing impurity mixing, the rubber sealing tube is arranged in the sealing assembly through the arranged sealing assembly, and is arranged on the inner side of the mounting groove of the periphery of the sealing door, when the sealing door is closed, the electric push rod is started to drive the valve plate to compress the inner volume of the variable-volume cylinder, the volume of the rubber sealing tube is expanded outwards due to the fact that the volume of the water body is a fixed value, the sealing rubber tube is abutted on a door opening, the lateral abutting sealing effect on the sealing door is achieved, dust is prevented from entering the high-temperature heating furnace, when the circulating water pump is started, water flow can be