阅读说明：本技术 一种便于更换的高炉用热电偶测温装置 (Thermocouple temperature measuring device for blast furnace convenient to replace ) 是由 白琳 于 2019-11-01 设计创作，主要内容包括：本发明公开了一种便于更换的高炉用热电偶测温装置,包括接线盒、接线柱、热电偶元件、密封套、防护套和安装组件,所述接线盒一端固定设有数量为两个的接线柱,所述接线柱之间连接有热电偶元件,所述接线柱外固定设有电绝缘壳且所述电绝缘壳与所述接线盒固定连接,所述热电偶元件外设有密封套且所述密封套一端与所述电绝缘壳固定连接,所述密封套外套设有防护套且所述防护套一端与所述接线盒固定连接,所述接线柱远离所述热电偶元件一端通过导线电性连接有处理器,所述处理器电性连接有显示屏。有益效果：能够在热电偶元件损坏时便于对热电偶的更换,通过金属杆转动防护套能够省力,并且防护套能够避免被腐蚀。(The invention discloses a thermocouple temperature measuring device for a blast furnace, which is convenient to replace and comprises a junction box, two binding posts, thermocouple elements, a sealing sleeve, a protective sleeve and a mounting assembly, wherein two binding posts are fixedly arranged at one end of the junction box, the thermocouple elements are connected between the binding posts, an electric insulating shell is fixedly arranged outside the binding posts and is fixedly connected with the junction box, the sealing sleeve is arranged outside the thermocouple elements, one end of the sealing sleeve is fixedly connected with the electric insulating shell, the protective sleeve is sleeved outside the sealing sleeve, one end of the protective sleeve is fixedly connected with the junction box, one end of the binding post, which is far away from the thermocouple elements, is electrically connected with a processor through a lead, and the processor is electrically connected with a display screen. Has the advantages that: can be convenient for when thermocouple component damages change to the thermocouple, it can be laborsaving to rotate lag through the metal pole to the lag can be avoided being corroded.)

1. The utility model provides a thermocouple temperature measuring device for blast furnace convenient to change, a serial communication port, including terminal box (1), terminal (2), thermocouple component (3), seal cover (5), lag (6) and installation component, terminal box (1) one end is fixed and is equipped with terminal (2) that quantity is two, be connected with thermocouple component (3) between terminal (2), terminal (2) external fixation is equipped with electrical insulation shell (4) just electrical insulation shell (4) with terminal box (1) fixed connection, thermocouple component (3) are equipped with seal cover (5) just seal cover (5) one end with electrical insulation shell (4) fixed connection, seal cover (5) overcoat is equipped with lag (6) just lag (6) one end with terminal box (1) fixed connection, terminal (2) are kept away from thermocouple component (3) one end is passed through wire (7) electric connection and is had treater (7), (7) 8) The utility model discloses a blast furnace, processor (8) electric connection has display screen (9), the installation component includes metal disc (10), the perforation has been seted up at metal disc (10) middle part, the perforation with lag (6) phase-match, metal disc (10) sealing weld is at blast furnace (11) outer wall, the fixed screw thread section of thick bamboo (12) that is equipped with in metal disc (10) one side, lag (6) outer wall processing has external screw thread (13), external screw thread (13) with screw thread section of thick bamboo (12) phase-match, lag (6) are close to external screw thread (13) department cover is equipped with seal ring (14), lag (6) upper and lower wall symmetry is fixed and is equipped with metal pole (15).

2. The thermocouple temperature measuring device for the blast furnace convenient to replace according to claim 1, wherein the electrically insulating shell (4) is ceramic.

3. The thermocouple temperature measuring device for the blast furnace convenient to replace according to claim 1, wherein the sealing washer (14) is an asbestos washer.

4. The thermocouple temperature measuring device for the blast furnace convenient to replace according to claim 1, wherein the sealing sleeve (5) is filled with sulfur hexafluoride (16) gas.

5. The thermocouple temperature measuring device for the blast furnace convenient to replace according to claim 1, wherein the protective sleeve (6) comprises a steel sleeve (17), one end of the steel sleeve (17) is fixedly connected with the junction box (1), and a ceramic protective layer (18) is fixedly arranged on the outer wall of the steel sleeve (17).

6. The thermocouple temperature measuring device for the blast furnace convenient to replace according to claim 1, wherein the outer wall of the lead (7) extending from the junction box (1) is sleeved with a rubber wire sleeve (19).

Technical Field

The invention relates to the field of thermocouples, in particular to a thermocouple temperature measuring device for a blast furnace, which is convenient to replace.

Background

The blast furnace is the main equipment of ironmaking production, and in order to master the inside temperature of blast furnace in real time, often need dispose the thermocouple and carry out the temperature measurement, current thermocouple generally adopts welded mode and blast furnace fixed connection, very trouble when thermal resistance damages and changes it to the lag that the thermocouple stretched into in the blast furnace all adopts the steel material, has comparatively serious corrosion.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

The invention aims to provide a thermocouple temperature measuring device for a blast furnace, which is convenient to replace and aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a thermocouple temperature measuring device for a blast furnace convenient to replace comprises a junction box, two binding posts, thermocouple elements, a sealing sleeve, a protective sleeve and a mounting assembly, wherein two binding posts are fixedly arranged at one end of the junction box, the thermocouple elements are connected between the binding posts, an electric insulation shell is fixedly arranged outside the binding posts and is fixedly connected with the junction box, the sealing sleeve is arranged outside the thermocouple elements, one end of the sealing sleeve is fixedly connected with the electric insulation shell, the protective sleeve is sleeved outside the sealing sleeve, one end of the protective sleeve is fixedly connected with the junction box, one end of the binding post, which is far away from the thermocouple elements, is electrically connected with a processor through a wire, the processor is electrically connected with a display screen, the mounting assembly comprises a metal plate, a perforation is formed in the middle of the metal plate, the perforation is matched with the protective, the metal disc is welded on the outer wall of the blast furnace, a thread cylinder is fixedly arranged on one side of the metal disc, external threads are machined on the outer wall of the protective sleeve and matched with the thread cylinder, a sealing gasket is sleeved at the position, close to the external threads, of the protective sleeve, and metal rods are symmetrically and fixedly arranged on the upper wall and the lower wall of the protective sleeve.

Further, the electrically insulating shell is ceramic.

Further, the sealing washer is an asbestos washer.

Furthermore, sulfur hexafluoride gas is filled in the sealing sleeve.

Furthermore, the protecting sleeve comprises a steel sleeve, one end of the steel sleeve is fixedly connected with the junction box, and a ceramic protecting layer is fixedly arranged on the outer wall of the steel sleeve.

Furthermore, a rubber wire sleeve is sleeved on the outer wall of the position where the lead extends out of the junction box.

Compared with the prior art, the invention has the following beneficial effects:

(1) the thermocouple protection device is provided with the junction box, the wiring terminal, the thermocouple element, the sealing sleeve, the protection sleeve and the mounting assembly, the thermocouple can be conveniently replaced when the thermocouple element is damaged, labor can be saved by rotating the protection sleeve through the metal rod, and the protection sleeve can be prevented from being corroded.

(2) The invention can resist certain high temperature by arranging the asbestos gasket.

(3) The sulfur hexafluoride gas is arranged, so that an electrically insulated gas branch can be created for the thermocouple element.

(4) The steel sleeve and the ceramic protective layer are arranged, so that the protective sleeve has certain strength and corrosion resistance.

(5) The rubber wire sleeve is arranged, so that the wire can be effectively prevented from being broken at the junction box.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural view of a thermocouple temperature measuring device for a blast furnace, which is convenient to replace, according to an embodiment of the present invention;

fig. 2 is an enlarged view of a structure at a in fig. 1.

Reference numerals:

1. a junction box; 2. a binding post; 3. a thermocouple element; 4. an electrically insulating housing; 5. sealing sleeves; 6. a protective sleeve; 7. a wire; 8. a processor; 9. a display screen; 10. a metal disc; 11. a blast furnace; 12. a threaded barrel; 13. an external thread; 14. a sealing gasket; 15. a metal rod; 16. sulfur hexafluoride; 17. steel jacket; 18. a ceramic protective layer; 19. and a rubber wire sleeve.

Detailed Description

The invention is further described with reference to the following drawings and detailed description: