CN214538290U - Thermocouple for dry coal powder gasification furnace - Google Patents
Thermocouple for dry coal powder gasification furnace Download PDFInfo
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- CN214538290U CN214538290U CN202121004585.6U CN202121004585U CN214538290U CN 214538290 U CN214538290 U CN 214538290U CN 202121004585 U CN202121004585 U CN 202121004585U CN 214538290 U CN214538290 U CN 214538290U
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- thermocouple
- coal powder
- dry coal
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- reinforcing pipe
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Abstract
The utility model provides a dry coal powder gasification stove thermocouple, including pillar and temperature measurement subassembly, the cutting ferrule body has been cup jointed in the pillar activity, and is equipped with on the cutting ferrule body and can fix the locating part together with the cutting ferrule body with the pillar, the one end at the pillar is installed to the temperature measurement subassembly. The utility model provides a dry coal powder gasifier thermocouple has solved the problem that easily leads to the thermocouple to damage when gasifier inner wall welds and wears, can also make the thermocouple can measure higher temperature.
Description
Technical Field
The utility model relates to a thermocouple technical field especially relates to dry coal powder gasification stove thermocouple.
Background
At present, in the production process of petrochemical enterprises, thermocouple temperature measuring devices are needed for measuring the temperature of the surface of a field pipeline, the surface of field equipment, the surface of a field furnace tube and the like of an SE-Orient furnace-II type gasification furnace; the original thermocouple temperature measuring devices are all in a heat collecting block welding type, and some pipelines have thin wall and are easy to weld through, so that safety risk exists; the temperature measuring device is inserted into the heat collecting block for measuring temperature, and a partition layer is arranged in the middle of the temperature measuring device, so that the thermal response time is slow; the K graduation is adopted conventionally, the temperature measuring range is limited, and the maximum temperature is 1200 ℃.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem who exists among the background art, the utility model provides a dry coal powder gasifier thermocouple.
The utility model provides a dry coal powder gasification stove thermocouple, including pillar and temperature measurement subassembly, the cutting ferrule body has been cup jointed in the pillar activity, and is equipped with on the cutting ferrule body and can fix the locating part together with the cutting ferrule body with the pillar, the one end at the pillar is installed to the temperature measurement subassembly.
Preferably, the locating part includes elastic sealing ball and cutting ferrule cap, and elastic sealing ball and the equal activity of cutting ferrule cap cup joint on the enhancement tube and elastic sealing ball sets up and is close to cutting ferrule body one side at the cutting ferrule cap, and the cutting ferrule cap can be connected with cutting ferrule body screw-thread fit, and when cutting ferrule cap and cutting ferrule body threaded connection, elastic sealing ball takes place deformation and supports tightly with the enhancement tube under the effect of cutting ferrule cap.
Preferably, a clamping groove matched with the elastic sealing ball is formed in the clamping sleeve body, and when the clamping sleeve cap is in threaded connection with the clamping sleeve body, the elastic sealing ball is clamped in the clamping groove.
Preferably, the temperature measuring assembly comprises a silicon carbide sleeve arranged on the reinforcing pipe, a tantalum sleeve is arranged at one end, far away from the reinforcing pipe, of the silicon carbide sleeve, and a thermocouple element is arranged in the tantalum sleeve.
Preferably, the thermocouple element is a tungsten-rhenium wire, and the tantalum sleeve is filled with quartz sand.
Preferably, a junction box is installed at one end, far away from the temperature measuring component, of the reinforcing pipe.
Preferably, the junction box is provided with a nut which is sleeved on the reinforcing pipe in a threaded manner.
Preferably, a lead is connected to the thermocouple element, and one end of the lead extends into the junction box.
The utility model discloses following beneficial effect has:
1. in order to prevent the damage of the thermocouple caused by the loss and the welding-through of the inner wall of the gasification furnace during temperature measurement, the distance between the temperature measuring element and the inner wall of the gasification furnace on the thermocouple can be adjusted according to the loss condition of the inner wall of the gasification furnace through the design of the clamping sleeve body and the limiting part, the position of the temperature measuring element adjusted can be limited, and the structure plays a certain role in protecting the thermocouple and prevents the damage to the thermocouple caused by the welding-through of the furnace wall.
2. The thermocouple element is tungsten-rhenium wire, so that the thermocouple can measure higher temperature, and the temperature measuring range is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a thermocouple of a dry coal powder gasification furnace according to the present invention;
fig. 2 is a schematic structural view of the collar body and the locating part in the thermocouple of the dry coal powder gasification furnace of the present invention.
Detailed Description
Referring to fig. 1-2, the thermocouple of the dry coal powder gasification furnace comprises a reinforced pipe 1 and a temperature measuring component 4, wherein the reinforced pipe 1 is movably sleeved with a cutting sleeve body 2, and a limiting part 3 capable of fixing the reinforced pipe 1 and the cutting sleeve body 2 together is arranged on the cutting sleeve body 2;
in this embodiment, the limiting member 3 includes an elastic sealing ball 31 and a ferrule cap 32, both the elastic sealing ball 31 and the ferrule cap 32 are movably sleeved on the reinforced pipe 1, and the elastic sealing ball 31 is disposed on one side of the ferrule cap 32 close to the ferrule body 2, the ferrule cap 32 can be in threaded fit connection with the ferrule body 2, and when the ferrule cap 32 is in threaded connection with the ferrule body 2, the elastic sealing ball 31 deforms under the action of the ferrule cap 32 and abuts against the reinforced pipe 1; a clamping groove matched with the elastic sealing ball 31 is formed in the cutting sleeve body 2, and when the cutting sleeve cap 32 is in threaded connection with the cutting sleeve body 2, the elastic sealing ball 31 is clamped in the clamping groove;
in a further embodiment, the temperature measuring component 4 is installed at one end of the reinforcing pipe 1, the temperature measuring component 4 comprises a silicon carbide sleeve 5 installed on the reinforcing pipe 1, a tantalum sleeve 6 is installed at one end, far away from the reinforcing pipe 1, of the silicon carbide sleeve 5, a thermocouple element 7 is installed in the tantalum sleeve 6, the thermocouple element 7 is a tungsten-rhenium wire, and quartz sand is filled in the tantalum sleeve 6.
In the specific embodiment, in order to facilitate the disassembly and assembly of the junction box 8, the junction box 8 is installed at one end, away from the temperature measuring component 4, of the reinforcing pipe 1, and the junction box 8 is provided with the nut 9 sleeved on the reinforcing pipe 1 in a threaded manner.
In the embodiment, in order to facilitate wiring of the thermocouple element 7, a wire is connected to the thermocouple element 7, and one end of the wire extends into the terminal box 8.
The utility model discloses theory of operation and use flow: the cutting sleeve body 2 is firstly installed on the gasification furnace, so that the temperature measuring component 4 on the reinforced pipe 1 is close to the inner wall of the gasification furnace, in order to prevent the damage to the thermocouple caused by the welding-through phenomenon of the loss of the inner wall when the gasifier is used for too long time, the reinforcing pipe 1 can move on the cutting sleeve body 2 according to the condition of the inner wall loss of the gasification furnace, the distance between the temperature measuring component 4 on the reinforcing pipe 1 and the inner wall of the gasification furnace is adjusted, after the position of the temperature measuring component 4 on the reinforced pipe 1 is adjusted, the cutting sleeve cap 32 can be connected with the cutting sleeve body 2 by screw thread, thereby the elastic sealing ball 31 is clamped into the clamping groove arranged on the cutting sleeve body 2, the elastic sealing ball 31 generates elastic deformation under the action of the cutting sleeve cap 32, thereby being tightly propped against the reinforced pipe 1 to limit the reinforced pipe 1, the structure has a certain protection effect on the thermocouple, and the thermocouple is prevented from being damaged when the furnace wall is welded through; because the thermocouple element 7 on the temperature measuring component 4 adopts the tungsten rhenium wire, the temperature can be measured at a higher temperature, and the problem of limited temperature measuring range is solved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. Dry coal powder gasifier thermocouple, its characterized in that: the temperature measuring device comprises a reinforcing pipe (1) and a temperature measuring component (4), wherein a clamping sleeve body (2) is movably sleeved on the reinforcing pipe (1), a limiting part (3) which can fix the reinforcing pipe (1) and the clamping sleeve body (2) together is arranged on the clamping sleeve body (2), and the temperature measuring component (4) is arranged at one end of the reinforcing pipe (1).
2. The dry coal powder gasifier thermocouple of claim 1, wherein: locating part (3) are including elasticity sealing ball (31) and card sleeve cap (32), and elasticity sealing ball (31) and card sleeve cap (32) all activity cup joint on reinforced pipe (1) and elasticity sealing ball (31) set up and be close to card sleeve body (2) one side in card sleeve cap (32), card sleeve cap (32) can be connected with card sleeve body (2) screw-thread fit, and when card sleeve cap (32) and card sleeve body (2) threaded connection, elasticity sealing ball (31) take place to deform and support tightly with reinforced pipe (1) under the effect of card sleeve cap (32).
3. The dry coal powder gasifier thermocouple of claim 2, wherein: the clamping groove matched with the elastic sealing ball (31) is formed in the clamping sleeve body (2), and when the clamping sleeve cap (32) is in threaded connection with the clamping sleeve body (2), the elastic sealing ball (31) is clamped in the clamping groove.
4. The dry coal powder gasifier thermocouple of claim 1, wherein: the temperature measuring component (4) comprises a silicon carbide sleeve (5) installed on the reinforcing pipe (1), a tantalum sleeve (6) is installed at one end, far away from the reinforcing pipe (1), of the silicon carbide sleeve (5), and a thermocouple element (7) is installed in the tantalum sleeve (6).
5. The dry coal powder gasifier thermocouple according to claim 4, wherein: the thermocouple element (7) is a tungsten-rhenium wire, and quartz sand is filled in the tantalum sleeve (6).
6. The dry coal powder gasifier thermocouple according to claim 4, wherein: and a junction box (8) is arranged at one end of the reinforcing pipe (1) far away from the temperature measuring component (4).
7. The dry coal powder gasifier thermocouple of claim 6, wherein: and a nut (9) which is sleeved on the reinforcing pipe (1) in a threaded manner is arranged on the junction box (8).
8. The dry coal powder gasifier thermocouple of claim 6, wherein: the thermocouple element (7) is connected with a lead, and one end of the lead extends into the junction box (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121004585.6U CN214538290U (en) | 2021-05-11 | 2021-05-11 | Thermocouple for dry coal powder gasification furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121004585.6U CN214538290U (en) | 2021-05-11 | 2021-05-11 | Thermocouple for dry coal powder gasification furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214538290U true CN214538290U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121004585.6U Active CN214538290U (en) | 2021-05-11 | 2021-05-11 | Thermocouple for dry coal powder gasification furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214538290U (en) |
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2021
- 2021-05-11 CN CN202121004585.6U patent/CN214538290U/en active Active
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