CN213180396U

CN213180396U - T-shaped sensor thermocouple wire

Info

Publication number: CN213180396U
Application number: CN202022469680.5U
Authority: CN
Inventors: 高永忠
Original assignee: Guangdong Yongzheng Electronics Co ltd
Current assignee: Guangdong Yongzheng Electronics Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-05-11
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a T type sensor thermocouple wire, including the PI pipe, PI intraduct is provided with fine pipe of glass and the fine intraduct of glass is provided with anodal thermocouple wire and negative pole thermocouple wire, be provided with first fixed bed and first fixed bed outside on the surface of PI outside left side and be provided with the armor closing cap outward, armor closing cap left side outer end threaded connection has first thermocouple armor, first thermocouple armor left side threaded connection has second thermocouple armor, be provided with the second fixed bed on the PI pipe of copper fastening and copper fastening left PI pipe in the second thermocouple armor by armor closing cap side, be provided with the insulating layer on the left PI pipe of second fixed bed, PI pipe left side top is provided with the third fixed bed, third fixed bed left side is provided with thermal sensing plug. The utility model discloses in, realized the resistant high low temperature of thermocouple wire through fixed bed, insulating layer and the fine pipe of glass, the leakproofness is good not leaking gas, and the function that the delay time is short is very good to be used, is worth wideling popularize.

Description

T-shaped sensor thermocouple wire

Technical Field

The utility model relates to a temperature sensor field especially relates to T type sensor thermocouple line.

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 prior thermocouple wire has the problems that the thermocouple wire cannot adapt to overhigh or overlow temperature, has poor sealing property, is easy to leak air and has overlong time for transmitting signals when in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a T-shaped sensor thermocouple wire.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the T-shaped sensor thermocouple wire comprises a PI pipe, a glass fiber pipe is arranged in the PI pipe, a positive electrode thermocouple wire and a negative electrode thermocouple wire are arranged in the glass fiber pipe, a first fixing layer is arranged on the left side surface of the outer part of the PI pipe, an armor shell sealing cover is arranged outside the first fixing layer, the outer end of the left side of the armor shell sealing cover is in threaded connection with a first thermocouple armor shell, the left side of the first thermocouple armor shell is in threaded connection with a second thermocouple armor shell, a copper buckle is arranged on the PI pipe at the side close to the cover of the armor shell in the second thermocouple armor shell, a second fixing layer is arranged on the PI pipe at the left side of the copper buckle, the PI pipe on the left side of the second fixed layer is provided with a heat insulation layer, the top end of the left side of the PI pipe is provided with a third fixed layer, and a heat sensing plug is arranged on the left side of the third fixed layer, a transmission line is arranged in the heat sensing plug, and the transmission line penetrates through the third fixed layer and is fixedly connected with an anode thermocouple wire and a cathode thermocouple wire in the PI pipe respectively.

As a further description of the above technical solution: the first fixing layer and the second fixing layer are both made of 3M DP190 glue.

As a further description of the above technical solution: the third fixing layer is made of 3M DP110 glue.

As a further description of the above technical solution: the heat insulation layer is made of zirconium oxide.

As a further description of the above technical solution: the first thermocouple armor shell and the second thermocouple armor shell are both made of 303 stainless steel.

As a further description of the above technical solution: the type of the armor cover is M5, and the material of the armor cover is 303 stainless steel.

As a further description of the above technical solution: the service temperature of the thermal sensing plug is-196 ℃ to +150 ℃.

As a further description of the above technical solution: the positive thermocouple wire and the negative thermocouple wire are T TYPE 30AWG thermocouple wires.

The utility model discloses following beneficial effect has:

the utility model discloses in, at first be provided with fine pipe of glass outside the thermocouple wire, fine outside of tubes of glass is provided with the PI pipe, one end at the thermocouple wire is fixed with heat sensing plug through the third fixed bed, the PI pipe passes second thermocouple armour shell and is provided with the insulating layer in second thermocouple armour shell, the insulating layer is fixed on the copper of PI pipe through the third fixed bed and is buckled, second thermocouple armour shell threaded connection is to in the first thermocouple armour shell, the inside opposite side threaded connection of first thermocouple armour shell has the armour shell closing cap, it is sealed with the armour shell closing cap through first fixed bed on the PI pipe, the high low temperature resistant of thermocouple wire has been realized through above structure, the leakproofness is good and is airtight, the function that the delay time is short, it is very good, be worth wideling popularize.

Drawings

Fig. 1 is a perspective view of a T-shaped sensor thermocouple wire according to the present invention;

FIG. 2 is a structural diagram of the inside of the PI tube of the T-shaped sensor thermocouple wire provided by the present invention;

fig. 3 is a structural diagram of a heat sensing plug of a T-shaped sensor thermocouple wire according to the present invention.

Illustration of the drawings:

1. a positive thermocouple wire; 2. a negative thermocouple wire; 3. an armor closure; 4. a first fixed layer; 5. a transmission line; 6. a first thermocouple armor shell; 7. copper buckle; 8. a second fixed layer; 9. a second thermocouple armor shell; 10. a thermal insulation layer; 11. a third fixed layer; 12. a heat sensing plug; 13. a PI pipe; 14. a glass fiber tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: t type sensor thermocouple wire, including PI pipe 13, PI pipe 13 is inside to be provided with fine pipe 14 of glass and fine pipe 14 of glass is inside to be provided with anodal thermocouple wire 1 and negative pole thermocouple wire 2, PI pipe 13 outside is provided with first fixed layer 4 and first fixed layer 4 is provided with armour cover 3 outward, armour cover 3 left side outer end threaded connection has first thermocouple armour shell 6, first thermocouple armour shell 6 left side threaded connection has second thermocouple armour shell 9, be provided with copper button 7 and be provided with second fixed layer 8 on the PI pipe 13 of copper button 7 left side on the PI pipe 13 of armour cover 3 side in the second thermocouple armour shell 9, be provided with insulating layer 10 on the PI pipe 13 of second fixed layer 8 left side, PI pipe 13 left side top is provided with third fixed layer 11, third fixed layer 11 left side is provided with heat sensing plug 12, be provided with transmission line 5 in the heat sensing plug 12 and transmission line 5 passes through third fixed layer 11 and is the anodal thermocouple wire 1 and the negative pole thermocouple wire in PI pipe 13 of fixedly connected with respectively A thermocouple wire 2. Firstly, a glass fiber tube 14 is arranged outside a thermocouple wire, a PI tube 13 is arranged outside the glass fiber tube 14, a heat sensing plug 12 is fixed at one end of the thermocouple wire through a third fixing layer 11, the PI tube 13 penetrates through a second thermocouple armor 9, a heat insulation layer 10 is arranged in the second thermocouple armor 9, the heat insulation layer 10 is fixed on a copper buckle 7 on the PI tube 13 through a second fixing layer 8, the second thermocouple armor 9 is connected into a first thermocouple armor 6 in a threaded mode, the other side of the inner portion of the first thermocouple armor 6 is connected with an armor cover 3 in a threaded mode, the PI tube 13 is sealed with the armor cover 3 through a first fixing layer 4, and the functions of high temperature resistance, good sealing performance, no air leakage and short delay time of the thermocouple wire are achieved through the structure, so that the thermocouple wire is very good in use and worthy of great popularization.

The first fixing layer 4 and the second fixing layer 8 are both made of 3M DP190 glue and used for fixing devices inside the thermocouple armor shell, stability is good, the third fixing layer 11 is made of 3M DP110 glue and used for fixing the heat sensing plug 12, and the heat insulation layer 10 is made of zirconium oxide. The thermal insulation effect is good, the first thermocouple armor shell 6 and the second thermocouple armor shell 9 are both made of 303 stainless steel, the hardness is high, the protective effect is achieved, and meanwhile, a certain anti-corrosion effect is achieved, the TYPE of the armor shell sealing cover 3 is M5, the material of the armor shell sealing cover 3 is 303 stainless steel, the hardness is high, the protective effect is achieved, and meanwhile, the certain anti-corrosion effect is achieved, the service temperature of the heat sensing plug 12 is-196 degrees to +150 degrees, the bearing degree of the temperature is high, the service range is wide, the positive thermocouple wire 1 and the negative thermocouple wire 2 are both T TYPE 30AWG thermocouple wires, and when the thermocouple wires are used, the information transmission speed of the thermocouple wires is extremely high, and delay is low.

The working principle is as follows: firstly, a glass fiber tube 14 is arranged outside a thermocouple wire, a PI tube 13 is arranged outside the glass fiber tube 14, a heat sensing plug 12 is fixed at one end of the thermocouple wire through a third fixing layer 11, the PI tube 13 penetrates through a second thermocouple armor 9, a heat insulation layer 10 is arranged in the second thermocouple armor 9, the heat insulation layer 10 is fixed on a copper buckle 7 on the PI tube 13 through a second fixing layer 8, the second thermocouple armor 9 is connected into a first thermocouple armor 6 in a threaded mode, the other side of the inner portion of the first thermocouple armor 6 is connected with an armor cover 3 in a threaded mode, the PI tube 13 is sealed with the armor cover 3 through a first fixing layer 4, and the functions of high temperature resistance, good sealing performance, no air leakage and short delay time of the thermocouple wire are achieved through the structure, so that the thermocouple wire is worthy of great popularization.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

T type sensor thermocouple wire, including PI pipe (13), its characterized in that: a glass fiber tube (14) is arranged inside the PI tube (13), a positive thermocouple wire (1) and a negative thermocouple wire (2) are arranged inside the glass fiber tube (14), a first fixing layer (4) is arranged on the surface of the left side outside the PI tube (13), an armor shell sealing cover (3) is arranged outside the first fixing layer (4), a first thermocouple armor shell (6) is connected to the outer end of the left side of the armor shell sealing cover (3) in a threaded manner, a second thermocouple armor shell (9) is connected to the left side of the first thermocouple armor shell (6) in a threaded manner, a copper buckle (7) is arranged on the PI tube (13) close to the side of the armor shell sealing cover (3) in the second thermocouple armor shell (9), a second fixing layer (8) is arranged on the PI tube (13) on the left side of the copper buckle (7), a heat insulation layer (10) is arranged on the PI tube (13) on the left side of the second fixing layer (8), and a third fixing layer (11) is arranged at the top end of the left side of the PI tube (13), the left side of the third fixing layer (11) is provided with a heat sensing plug (12), a transmission line (5) is arranged in the heat sensing plug (12), and the transmission line (5) penetrates through the third fixing layer (11) and is fixedly connected with an anode thermocouple wire (1) and a cathode thermocouple wire (2) in a PI pipe (13) respectively.
2. The T-type sensor thermocouple wire according to claim 1, wherein: the materials of the first fixing layer (4) and the second fixing layer (8) are both 3M DP190 glue.
3. The T-type sensor thermocouple wire according to claim 1, wherein: the third fixing layer (11) is made of 3M DP110 glue.
4. The T-type sensor thermocouple wire according to claim 1, wherein: the thermal insulation layer (10) is made of zirconium oxide.
5. The T-type sensor thermocouple wire according to claim 1, wherein: the first thermocouple armor (6) and the second thermocouple armor (9) are both made of 303 stainless steel.
6. The T-type sensor thermocouple wire according to claim 1, wherein: the type of the armor cover (3) is M5, and the material of the armor cover (3) is 303 stainless steel.
7. The T-type sensor thermocouple wire according to claim 1, wherein: the service temperature of the heat sensing plug (12) is-196 degrees to +150 degrees.
8. The T-type sensor thermocouple wire according to claim 1, wherein: the positive thermocouple wire (1) and the negative thermocouple wire (2) are T TYPE 30AWG thermocouple wires.