CN217901041U

CN217901041U - Novel blast furnace body thermocouple

Info

Publication number: CN217901041U
Application number: CN202221196281.9U
Authority: CN
Inventors: 陈尚静
Original assignee: Chongqing Dyon Instrument Co ltd
Current assignee: Chongqing Dyon Instrument Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-11-25
Anticipated expiration: 2032-05-17

Abstract

The utility model relates to a blast furnace field, in particular to novel blast furnace body thermocouple, include the pipeline body, establish at the coupling assembling of pipeline body outer wall and install the thermocouple structure in coupling assembling, the thermocouple structure includes waterproof terminal box, establishes protective cap, threaded connection at waterproof terminal box one side center department and is located the first lock nut of waterproof terminal box both sides, installs the protection tube in the protective cap, establish at the stainless steel flange of protection tube outer wall, insert the checkpost of establishing stainless steel flange one side outer wall center department, threaded connection is at the nut of protection tube outer wall, connect the waterproof threading bolt at waterproof terminal box one side outer wall. The utility model discloses during the protection tube inserted the connecting hole, first sealing ring and second sealing ring agreed with the cooperation second sealing washer with the connecting hole and seal, the thermocouple structure carries out the thalposis and detects, the sealing connection of being convenient for, and convenient to detach improves sealed compactness.

Description

Novel blast furnace body thermocouple

Technical Field

The utility model relates to a blast furnace technical field, in particular to a novel blast furnace body thermocouple.

Background

The thermocouple is a commonly used temperature measuring element in a temperature measuring instrument, directly measures temperature, converts a temperature signal into a thermal electromotive force signal, and converts the thermal electromotive force signal into the temperature of a measured medium through an electric instrument (a secondary instrument). The appearance of various thermocouples is very different according to requirements, but the basic structures of the thermocouples are almost the same, the thermocouples are generally composed of main parts such as a thermode, an insulating sleeve protection tube, a junction box and the like, the thermocouples are generally matched with a display instrument, a recording instrument and an electronic regulator for use, and the traditional thermocouples are not connected with a pipeline tightly enough to form a seam, so that liquid leakage or air leakage is easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems and the defects of the prior art and providing a novel blast furnace body thermocouple.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel blast furnace body thermocouple, includes the pipeline body, establishes at the coupling assembling of pipeline body outer wall and installs the thermocouple structure in coupling assembling, the thermocouple structure includes waterproof terminal box, establish protective cap, threaded connection that the protective cap is located the first lock nut of waterproof terminal box both sides, install the protection tube in the protective cap, establish the stainless steel flange at the protection tube outer wall, insert the checkpost of establishing at stainless steel flange one side outer wall center department, threaded connection is at the nut of protection tube outer wall, connect at the waterproof threading bolt of waterproof terminal box one side outer wall and threaded connection is located the second lock nut of waterproof threading bolt one side inner wall.

Preferably, the inner wall of the protection tube is provided with a trivia material, one side of the other end of the trivia material, which is located inside the waterproof junction box, is connected with a protection shell, a wiring end is installed inside the waterproof junction box, one end of the trivia material is provided with a welding block, and the first locking nut and the second locking nut are both provided with a first sealing ring at the position where the first locking nut and the second locking nut are located in the waterproof junction box.

Preferably, even wires are arranged inside the Kelly material, a compensation lead is connected to the terminal, and the welding block is formed by welding the even wires and the compensation lead.

Preferably, the outer wall of one side of the screw cap is in contact with the clip, one end of the clip is of a conical structure, and one end of the clip is embedded into the center of the stainless steel flange.

Preferably, the connecting assembly comprises a connecting hole formed in the pipeline body, a first sealing ring and a second sealing ring which are fixed on the outer wall of the protecting pipe at the inner part of the connecting hole, two second sealing rings fixed on the inner wall of the connecting hole and a connecting ring welded on the inner wall of the bottom of the connecting hole.

Preferably, the first sealing ring and the second sealing ring are different in size, the sections of the first sealing ring and the second sealing ring are of concave structures, the inner side and the outer side of the connecting ring are rotatably connected with balls distributed at equal intervals, and the balls are in contact with the outer wall of the protection tube.

The utility model has the advantages that:

1. realize through pipeline body, connecting hole, first sealing ring and second sealing washer, during the protection tube inserted the connecting hole, first sealing ring and second sealing ring agreed with the cooperation second sealing washer with the connecting hole and seal, and the thermocouple structure carries out the thalposis and detects, the sealing connection of being convenient for, and convenient to detach improves sealed compactness.

Drawings

Fig. 1 is a schematic view of the overall structure of a novel blast furnace body thermocouple provided by the present invention;

FIG. 2 is a schematic structural view of a novel blast furnace body thermocouple installation mode provided by the present invention;

FIG. 3 is a schematic structural view of a cross-sectional view of a thermocouple structure of a novel blast furnace body thermocouple provided by the present invention;

fig. 4 is a schematic view of the enlarged structure of the part a of the novel blast furnace body thermocouple provided by the utility model.

In the figure: the sealing device comprises a pipeline body 1, a connecting assembly 2, a thermocouple structure 3, a waterproof junction box 4, a protective cap 5, a first locking nut 6, a protective tube 7, a stainless steel flange 8, a nut 9, a clip 10, a Kentucky material 11, a protective shell 12, a welding block 13, a waterproof threading bolt 14, a first sealing ring 15, a ball 16, a first sealing ring 17, a second sealing ring 18, a second sealing ring 19 and a connecting hole 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1:

referring to fig. 1-4, a novel blast furnace body thermocouple comprises a pipeline body 1, a connecting assembly 2 arranged on the outer wall of the pipeline body 1 and a thermocouple structure 3 arranged in the connecting assembly 2, and is characterized in that the thermocouple structure 3 comprises a waterproof junction box 4, a protective cap 5 arranged at the center of one side of the waterproof junction box 4, first locking nuts 6 in threaded connection with the protective cap 5 on two sides of the waterproof junction box 4, a protective tube 7 arranged in the protective cap 5, a stainless steel flange 8 arranged on the outer wall of the protective tube 7, a clamp 10 inserted in the center of the outer wall of one side of the stainless steel flange 8, a nut 9 in threaded connection with the outer wall of the protective tube 7, a waterproof threading bolt 14 connected to the outer wall of one side of the waterproof junction box 4 and a second locking nut in threaded connection with the waterproof threading bolt 14 on the inner wall of one side of the waterproof junction box 4, a connecting terminal is arranged inside the protective tube 7, a protective shell 12 is connected to the other end of the waterproof junction box 11 on one side inside the waterproof junction box 4, a connecting terminal is arranged inside the waterproof junction box 4, a welding block 13 is arranged at one end of the waterproof junction box 11, and first sealing rings 15 are respectively arranged at the first locking nuts 6 and the second locking nuts on the waterproof junction box 4;

the thermocouple is arranged inside the Ke material 11, the compensation lead is connected to the terminal, and the welding block 13 is formed by welding the thermocouple and the compensation lead; the outer wall of one side of the screw cap 9 is contacted with a clip 10, one end of the clip 10 is of a conical structure, and one end of the clip 10 is embedded into the center of the stainless steel flange 8; the protective shell 12 and the protective cap 5 are filled with epoxy resin;

the connecting assembly 2 comprises a connecting hole 20 formed in the pipeline body 1, a first sealing ring 17 and a second sealing ring 18 which are fixed on the outer wall of the protecting pipe 7 at the inner part of the connecting hole 20, two second sealing rings 19 which are fixed on the inner wall of the connecting hole 20 and a connecting ring which is welded on the inner wall of the bottom of the connecting hole 20, the first sealing ring 17 and the second sealing ring 18 are different in size, the sections of the first sealing ring 17 and the second sealing ring 18 are respectively of a concave structure, balls 16 which are distributed at equal intervals are rotatably connected on the inner side outer wall of the connecting ring, and the balls 16 are contacted with the outer wall of the protecting pipe 7; the clip 10 is inserted into the center of the stainless steel flange 8, the rotating nut 9 fastens the clip 10, the clip 10 is made to fit with the stainless steel flange 8 more, connection stability and sealing performance are improved, one end of the protection tube 7 enters the connection hole 20, and the first sealing ring 17 and the second sealing ring 18 are sealed by matching with the second sealing ring 19 after being matched with the connection hole 20.

The working principle is as follows: during the use, be connected through stainless steel flange 8 and connecting hole 20 in the pipeline body 1, checkpost 10 inserts stainless steel flange 8 center department, rotatory nut 9 fastens checkpost 10, make checkpost 10 agree with stainless steel flange 8 more, improve connection stability and leakproofness, the one end of protection tube 7 gets into in the connecting hole 20, first sealing ring 17 and second sealing ring 18 agree with back cooperation second sealing washer 19 with connecting hole 20 and seal, ball 16 prevents that protection tube 7 and the contact of connecting hole 20 inner wall from causing the damage, the inside even silk of triumphane 11 of protection tube 7 one end carries out the survey of temperature with the wiring end of pipeline body 1 internal signal transmission in waterproof terminal box 4.

Exemplary embodiments of the present invention have been described in detail herein with reference to the examples, however, it will be understood by those skilled in the art that various changes and modifications may be made to the specific examples described above and various combinations of features and structures presented in the present invention without departing from the spirit of the invention, the scope of which is defined by the appended claims. The foregoing description of specific exemplary embodiments of the invention is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. The utility model provides a novel blast furnace body thermocouple, includes pipeline body (1), establishes coupling assembling (2) at pipeline body (1) outer wall and installs thermocouple structure (3) in coupling assembling (2), a serial communication port, thermocouple structure (3) include waterproof terminal box (4), establish protective cap (5) of waterproof terminal box (4) one side center department, threaded connection is located first lock nut (6) of waterproof terminal box (4) both sides in protective cap (5), install protection tube (7) in protective cap (5), establish stainless steel flange (8) at protection tube (7) outer wall, insert and establish checkpost (10) of stainless steel flange (8) one side outer wall center department, threaded connection is in nut (9) of protection tube (7) outer wall, connect waterproof threading bolt (14) and the threaded connection of waterproof terminal box (4) one side outer wall be located the second lock nut of waterproof threading bolt (14) one side inner wall at waterproof terminal box (4).

2. The novel blast furnace body thermocouple according to claim 1, wherein a triumph material (11) is arranged on the inner wall of the protection tube (7), a protective shell (12) is connected to one side of the other end of the triumph material (11) located inside the waterproof junction box (4), a wiring end is installed inside the waterproof junction box (4), a welding block (13) is arranged at one end of the triumph material (11), and first sealing rings (15) are arranged at the positions of the first locking nut (6) and the second locking nut located on the waterproof junction box (4).

3. The novel blast furnace body thermocouple according to claim 2, wherein the inside of the trivia material (11) is provided with a coupling wire, a compensation lead is connected to a terminal, and the welding block (13) is formed by welding the coupling wire and the compensation lead.

4. The novel blast furnace body thermocouple according to claim 1, wherein one side outer wall of the nut (9) is in contact with the clip (10), and one end of the clip (10) is of a tapered structure, and one end of the clip (10) is embedded in the center of the stainless steel flange (8).

5. The novel blast furnace body thermocouple according to claim 1, wherein the connecting assembly (2) comprises a connecting hole (20) formed in the pipe body (1), a first sealing ring (17) and a second sealing ring (18) fixed on the outer wall of the protecting pipe (7) at the inner part of the connecting hole (20), two second sealing rings (19) fixed on the inner wall of the connecting hole (20), and a connecting ring welded on the inner wall of the bottom of the connecting hole (20).

6. The novel blast furnace body thermocouple according to claim 5, wherein the first sealing ring (17) and the second sealing ring (18) have different sizes, the cross sections of the first sealing ring (17) and the second sealing ring (18) are both of a concave structure, the inner side and the outer side of the connecting ring are rotatably connected with balls (16) distributed at equal intervals, and the balls (16) are in contact with the outer wall of the protection pipe (7).