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CN-224231094-U - High-temperature infrared monitoring device of horizontal graphitizing furnace

CN224231094UCN 224231094 UCN224231094 UCN 224231094UCN-224231094-U

Abstract

The utility model discloses a high-temperature infrared monitoring device of a horizontal graphitizing furnace, which comprises a flange connecting pipe provided with a flange pipe table, wherein a flange plate is fixed on the flange plate, three spring mounting columns are fixed on the flange plate, a first limit nut is fixed in the middle of each spring mounting column, an infrared fixing support plate is arranged at the end part of each spring mounting column, an adjusting spring is arranged between each infrared fixing support plate and each first limit nut, the infrared fixing support plates are propped against a focusing adjusting nut matched with the end part of each spring mounting column, a first temperature measuring hole is formed in the middle of each infrared fixing support plate, a second temperature measuring hole is formed in the center of the flange plate, a first high-temperature glass pressing plate is fixed on one side of the flange plate, a second high-temperature glass pressing plate is fixed on one side of the first high-temperature glass pressing plate, a high-temperature glass lens is clamped between the first high-temperature glass pressing plate and the second high-temperature glass pressing plate, and a third temperature measuring hole and a fourth temperature measuring hole are respectively formed in the first high-temperature glass pressing plate and the second high-temperature glass pressing plate. The lens of the observation window can be conveniently replaced.

Inventors

  • RU HONGQIANG
  • KONG JIE
  • HUANG RUI
  • XU JIE
  • WANG SHIJIN
  • Ha Guoping
  • MA LI

Assignees

  • 甘肃华瑞鸿程新材料科技有限公司

Dates

Publication Date
20260512
Application Date
20250605

Claims (8)

  1. 1. The high-temperature infrared monitoring device of the horizontal graphitizing furnace is characterized by comprising a flange connecting pipe (2), wherein one end of the flange connecting pipe (2) is provided with a flange pipe table (200), the flange pipe table (200) is fixedly connected with a flange plate (3) through a bolt assembly, three spring mounting columns (5) are fixedly connected to the surface of the flange plate (3), a first limit nut (6) is fixedly connected to the middle part of each spring mounting column (5), an infrared fixing support plate (9) is arranged at the end part of each spring mounting column (5), an adjusting spring (7) is arranged between the infrared fixing support plate (9) and the first limit nut (6), the outer side of each infrared fixing support plate (9) is propped against a focusing adjusting nut matched with the end part of each spring mounting column (5), and a first temperature measuring hole (900) is formed in the middle part of each infrared fixing support plate (9); The novel high-temperature glass lens is characterized in that a second temperature measuring hole (301) matched with the first temperature measuring hole (900) is formed in the center of the flange plate (3), a first high-temperature glass pressing plate (12) is fixed on one side of the flange plate (3) close to the near-infrared fixed support plate (9), a second high-temperature glass pressing plate (10) is fixed on one side, far away from the flange plate (3), of the first high-temperature glass pressing plate (12) through a bolt assembly, a high-temperature glass lens (11) is clamped between the first high-temperature glass pressing plate (12) and the second high-temperature glass pressing plate (10), and a third temperature measuring hole (1200), a fourth temperature measuring hole (1000) and the first temperature measuring hole (900) are respectively formed in the first high-temperature glass pressing plate (12) and the second high-temperature glass pressing plate (10).
  2. 2. The high-temperature infrared monitoring device of the horizontal graphitizing furnace according to claim 1, wherein a first matching groove (201) is formed in one side, close to the flange plate (3), of the flange pipe table (200), and the first matching groove (201) is matched with a first matching ring arranged on the flange plate (3).
  3. 3. The high-temperature infrared monitoring device of the horizontal graphitization furnace according to claim 1, wherein a high-temperature sealing gasket is arranged on one side of the second high-temperature glass pressing plate (10) close to the high-temperature glass lens (11), and a protection gasket (13) is arranged on one side of the first high-temperature glass pressing plate (12) close to the high-temperature glass lens (11).
  4. 4. The high-temperature infrared monitoring device of the horizontal graphitizing furnace according to claim 1, wherein three spring mounting posts (5) are fixed to the disk surface of the flange plate (3) in an equilateral triangle distribution.
  5. 5. The high-temperature infrared monitoring device of the horizontal graphitizing furnace according to claim 1, wherein an air inlet hole (1201) is formed in the outer edge of the first high-temperature glass pressing plate (12), and the air inlet hole (1201) is communicated with the third temperature measuring hole (1200).
  6. 6. The high-temperature infrared monitoring device of the horizontal graphitizing furnace according to claim 1, wherein one end of an inner cylinder (1) is fixed at the second temperature measuring hole (301) through interference fit, and the other end of the inner cylinder (1) penetrates out of the end part of the flange connecting pipe (2).
  7. 7. The high-temperature infrared monitoring device of the horizontal graphitizing furnace according to claim 1, wherein a reinforcing nut (4) is arranged at the bottom of the spring mounting column (5).
  8. 8. The high-temperature infrared monitoring device of the horizontal graphitizing furnace according to claim 1, wherein a second matching groove (300) is formed in one side, close to the first high-temperature glass pressing plate (12), of the flange plate (3), and the second matching groove (300) is matched with a second matching ring arranged on the first high-temperature glass pressing plate (12).

Description

High-temperature infrared monitoring device of horizontal graphitizing furnace Technical Field The utility model relates to the technical field of graphitization furnace temperature monitoring, in particular to a high-temperature infrared monitoring device of a horizontal graphitization furnace. Background At present, graphite electrodes, lithium battery cathode materials, isostatic pressing graphite carbon materials and the like for domestic smelting are basically produced by using a graphitization furnace or an internal serial furnace for graphitization procedures, and along with the increasing requirements of graphite application markets, the requirements on graphitization processes are also becoming stricter. To accurately control the graphitization degree of the graphite product, the graphitization temperature in the furnace must be controlled. There are two kinds of high temperature sensors used in the graphitization furnace field, an infrared temperature sensor (Pyrometer) and a thermocouple type sensor. The traditional observation window lens is easy to be polluted by high-temperature volatile matters, so that the existing fixed lens with infrared temperature measurement distortion cannot be quickly replaced and cleaned, a temperature measurement light path focusing mechanism is complex, and the device is difficult to adapt to thermal deformation of a furnace body. Disclosure of utility model Aiming at the defects, the utility model provides the high-temperature infrared monitoring device of the horizontal graphitizing furnace, which can conveniently replace the lens of the observation window. The high-temperature infrared monitoring device of the horizontal graphitizing furnace comprises a flange connecting pipe, wherein one end of the flange connecting pipe is provided with a flange plate, the flange plate is fixedly connected with a flange plate through a bolt assembly, three spring mounting columns are fixedly connected to the surface of the flange plate, the middle part of each spring mounting column is fixedly connected with a first limit nut, the end part of each spring mounting column is provided with an infrared fixing support plate, an adjusting spring is arranged between the infrared fixing support plate and the first limit nut, the outer side of the infrared fixing support plate is propped against a focusing adjusting nut matched with the end part of the spring mounting column, and a first temperature measuring hole is formed in the middle part of the infrared fixing support plate; The flange center department has seted up the second temperature measurement hole with first temperature measurement hole assorted, one side that the flange leaned on near infrared fixed mounting plate is fixed with first high temperature glass clamp plate, one side that the flange was kept away from to first high temperature glass clamp plate is fixed with the second high temperature glass clamp plate through the bolt assembly, the clamping has high temperature glass lens between first high temperature glass clamp plate and the second high temperature glass clamp plate, third temperature measurement hole, fourth temperature measurement hole and first temperature measurement hole assorted have been seted up respectively on first high temperature glass clamp plate, the second high temperature glass clamp plate. As a further improvement of the utility model, a first matching groove is arranged on one side of the flange pipe table close to the flange plate, and the first matching groove is matched with a first matching ring arranged on the flange plate. As a further improvement of the utility model, a high-temperature sealing gasket is arranged on one side of the second high-temperature glass pressing plate, which is close to the high-temperature glass lens, and a protective gasket is arranged on one side of the first high-temperature glass pressing plate, which is close to the high-temperature glass lens. As a further improvement of the utility model, the three spring mounting posts are fixed to the surface of the flange plate in an equilateral triangle distribution. As a further improvement of the utility model, the outer edge of the first high-temperature glass pressing plate is provided with an air inlet hole which is communicated with the third temperature measuring hole. As a further improvement of the utility model, one end of the inner cylinder is fixed at the second temperature measuring hole through interference fit, and the other end of the inner cylinder penetrates out of the end part of the flange connecting pipe. As a further improvement of the utility model, the bottom of the spring mounting column is provided with a reinforcing nut. As a further improvement of the utility model, a second matching groove is arranged on one side of the flange plate, which is close to the first high-temperature glass pressing plate, and a second matching ring arranged on the first high-temperature glass pressing plat