CN215677326U - Explosion-proof thermocouple for reactor catalyst - Google Patents
Explosion-proof thermocouple for reactor catalyst Download PDFInfo
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- CN215677326U CN215677326U CN202121299064.8U CN202121299064U CN215677326U CN 215677326 U CN215677326 U CN 215677326U CN 202121299064 U CN202121299064 U CN 202121299064U CN 215677326 U CN215677326 U CN 215677326U
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Abstract
The utility model relates to the technical field of explosion-proof thermocouples, in particular to an explosion-proof thermocouple for a reactor catalyst, which comprises an explosion-proof junction box and an explosion-proof thermocouple assembly and is characterized in that a connecting support is fixed at the bottom of the explosion-proof junction box, a connecting pipe sleeve is fixed on one side of the connecting support, the explosion-proof thermocouple assembly is sleeved in the connecting pipe sleeve, an adjusting device is arranged at the top of the connecting pipe sleeve and comprises an adjusting nut and a locking nut, the locking nut is rotatably connected to the outer side of the circumference of the adjusting nut through a bearing structure, the explosion-proof thermocouple assembly comprises a thermocouple, an inner sleeve and an outer sleeve which are sequentially sleeved from inside to outside, and an adjusting thread matched with the adjusting nut is arranged on the outer wall of the outer sleeve.
Description
Technical Field
The utility model relates to the technical field of explosion-proof thermocouples, in particular to an explosion-proof thermocouple for a reactor catalyst.
Background
The measuring part of the existing temperature thermocouple used for different positions, different depths and different temperatures in a synthesis tower, a reactor and pipeline equipment in petrochemical, metallurgy and medicine industries is formed by binding a plurality of temperature sensing elements and is directly installed in the equipment when in use. The temperature of multiple spot position is carried out to the generally adoption a plurality of thermocouples in present industrial field, this thermocouple mainly comprises junction box, protective case and a plurality of temperature measurement component triplex, a plurality of temperature measurement component are fixed in protective case and are connected with the junction box, protective case comprises upper protective case and lower protective case, the upper end of upper protective case is adorned with the junction box admittedly, its lower extreme outer wall system has the internal thread meshing installation of external screw thread and lower protective case upper end inner wall, lower protective case is adorned with surveyed the jar body admittedly during on-the-spot installation, then protective case and junction box are installed, this kind of structure has following problem: the thermocouple elements are integrally assembled, and once damaged, the thermocouple elements can only be integrally replaced, so that the maintenance cost is too high, the measured liquid level depth cannot be adjusted, and the applicability is poor. To this end we propose a reactor catalyst with an explosion-proof thermocouple to solve the above problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects that the existing thermocouple element is integrally assembled, and once damaged, the thermocouple element can only be integrally replaced, so that the maintenance cost is overhigh, and the measured liquid level depth is not adjustable in the prior art, and provides an explosion-proof thermocouple for a reactor catalyst.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an explosion-proof thermocouple for a reactor catalyst is designed, and comprises an explosion-proof junction box and an explosion-proof thermocouple assembly, and is characterized in that a connecting support is fixed at the bottom of the explosion-proof junction box, a connecting pipe sleeve is fixed at one side of the connecting support, the explosion-proof thermocouple assembly is sleeved in the connecting pipe sleeve, an adjusting device is arranged at the top of the connecting pipe sleeve, the adjusting device comprises an adjusting nut and a locking nut, the locking nut is rotatably connected to the outer side of the circumference of the adjusting nut through a bearing structure, the explosion-proof thermocouple assembly comprises a thermocouple, an inner sleeve and an outer sleeve which are sequentially sleeved from inside to outside, adjusting threads matched with the adjusting nut are arranged on the outer wall of the outer sleeve, a connecting threaded port matched with the locking nut is arranged at the top of the connecting pipe sleeve, a spring groove is arranged on the inner wall of the top of the connecting pipe sleeve, and a sealing spring is arranged in the spring groove, the top of the sealing spring is provided with a sealing ring, and the inner wall of the bottom of the connecting pipe sleeve is provided with a sealing ring.
Furthermore, the two groups of explosion-proof galvanic couple assemblies are arranged, the two groups of explosion-proof galvanic couple assemblies have different measurement lengths, the outer sleeve is of a metal ceramic structure, and the inner sleeve is of a ceramic fiber braided structure.
Further, sealing washer, sealing ring are high temperature resistant rubber structure, the inner wall of sealing washer is inconsistent with the outer wall of outer tube, the inside and outside both sides of the ring body of sealing ring are inconsistent with the inner wall of connecting tube box, the outer wall of outer tube respectively.
Further, the sealing spring is of a high-strength sealing spring structure and has an elastic force for driving the sealing ring to be close to the bottom of the adjusting device.
Furthermore, the explosion-proof junction box is of a cast iron structure, a wiring terminal matched with the explosion-proof galvanic couple component is arranged in the explosion-proof junction box, and the explosion-proof galvanic couple component is electrically connected with the wiring terminal through a wire.
The utility model provides an explosion-proof thermocouple for a reactor catalyst, which has the beneficial effects that: the utility model adopts the structural design of the adjusting device with the adjusting nut and the locking nut and the connecting pipe sleeve with the sealing ring, the sealing ring and the connecting threaded port, when in use, the adjusting nut is rotated to adjust the explosion-proof galvanic couple component to move up and down along the axial direction of the connecting pipe sleeve, so that the temperature measuring point of the explosion-proof galvanic couple component can move up and down in a container, the temperature detection of different liquid levels is realized, when the explosion-proof galvanic couple component is damaged, the locking nut is rotated to drop off the connecting threaded port of the connecting pipe sleeve, the integral disassembly of the explosion-proof galvanic couple component is realized, the new explosion-proof galvanic couple component is convenient to be quickly replaced, the convenience of replacement and maintenance is improved, and through the structural design of the sealing ring and the sealing ring, a double sealing structure is formed between the explosion-proof galvanic couple component and the connecting pipe sleeve, the sealing performance and the use safety are effectively improved, the structure of the utility model is simple, convenient to detach changes, satisfies the measurement demand of different liquid levels, and the function is various, has market prospect, is fit for promoting.
Drawings
FIG. 1 is a schematic diagram of the front structure of an explosion-proof thermocouple for a reactor catalyst according to the present invention;
FIG. 2 is a schematic side view of an explosion-proof thermocouple for a reactor catalyst according to the present invention;
FIG. 3 is a schematic cross-sectional view of an explosion-proof thermocouple for a reactor catalyst according to the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is an exploded view of a connecting pipe sleeve according to the present invention;
fig. 6 is a schematic diagram of the explosion structure of the explosion-proof galvanic couple assembly proposed in the present invention.
In the figure: the anti-explosion thermocouple comprises a connecting support 1, an anti-explosion junction box 2, a connecting pipe sleeve 3, a sealing ring 31, a sealing ring 32, a connecting threaded port 33, an adjusting device 4, an adjusting nut 41, a locking nut 42, an anti-explosion thermocouple assembly 5, an outer sleeve 51, an adjusting thread 511, an inner sleeve 52, a thermocouple 53, a sealing spring 6 and a spring groove 61.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, an explosion-proof thermocouple for a reactor catalyst comprises an explosion-proof junction box 2 and an explosion-proof thermocouple assembly 5, wherein the explosion-proof junction box 2 is of a cast iron structure, a connection terminal matched with the explosion-proof thermocouple assembly 5 is arranged in the explosion-proof junction box 2, the explosion-proof thermocouple assembly 5 is electrically connected with the connection terminal through a lead, a connecting support 1 is fixed at the bottom of the explosion-proof junction box 2, a connecting pipe sleeve 3 is fixed at one side of the connecting support 1, the explosion-proof thermocouple assembly 5 is sleeved in the connecting pipe sleeve 3, an adjusting device 4 is arranged at the top of the connecting pipe sleeve 3, the adjusting device 4 comprises an adjusting nut 41 and a locking nut 42, the locking nut 42 is rotatably connected to the outer side of the circumference of the adjusting nut 41 through a bearing structure, the explosion-proof thermocouple assembly 5 comprises a thermocouple 53, an inner sleeve 52 and an outer sleeve 51 which are sequentially sleeved from inside to outside, an adjusting thread 511 matched with the adjusting nut 41 is arranged on the outer wall of the outer sleeve 51, the top of the connecting pipe sleeve 3 is provided with a connecting threaded port 33 matched with the locking nut 42, the inner wall of the top of the connecting pipe sleeve 3 is provided with a spring groove 61, a sealing spring 6 is arranged in the spring groove 61, the top of the sealing spring 6 is provided with a sealing ring 32, and the inner wall of the bottom of the connecting pipe sleeve 3 is provided with a sealing ring 31.
The two groups of explosion-proof galvanic couple assemblies 5 are provided, the two groups of explosion-proof galvanic couple assemblies 5 have different measurement lengths, through the design of the explosion-proof galvanic couple assemblies 5 with different lengths, the explosion-proof thermoelectric couples have a multi-point measurement function, the outer sleeve 51 is of a metal ceramic structure, the inner sleeve 52 is of a ceramic fiber woven structure, the sealing ring 31 and the sealing ring 32 are both of high-temperature-resistant rubber structures, the inner wall of the sealing ring 31 is abutted against the outer wall of the outer sleeve 51, the inner side and the outer side of the ring body of the sealing ring 32 are respectively abutted against the inner wall of the connecting pipe sleeve 3 and the outer wall of the outer sleeve 51, the sealing spring 6 is of a high-strength sealing spring structure, the sealing spring 6 has an elastic force for driving the sealing ring 32 to be close to the bottom of the adjusting device 4, and the sealing ring body 32 can be effectively pressed and deformed by the elastic force of the sealing spring 6 and the downward force when the locking nut 42 is locked, so that the inner side and the outer side of the sealing ring 32 are respectively abutted against the inner wall of the connecting pipe sleeve 3, The sealing and the abutting of the outer wall of the outer sleeve 51 are tighter, and the sealing performance is effectively improved.
According to the utility model, through the structural design of the adjusting device 4 with the adjusting nut 41 and the locking nut 42 and the connecting pipe sleeve 3 with the sealing ring 31, the sealing ring 32 and the connecting threaded hole 33, when in use, the adjusting nut 41 is rotated to adjust the explosion-proof galvanic couple component 5 to move up and down along the axial direction of the connecting pipe sleeve 3, so that the temperature measuring point of the explosion-proof galvanic couple component 5 can move up and down in a container, temperature detection of different liquid levels is realized, when the explosion-proof galvanic couple component 5 is damaged, the locking nut 42 is rotated to enable the connecting threaded hole 33 of the connecting pipe sleeve 3 to fall off, the integral disassembly of the explosion-proof galvanic couple component 5 is realized, a new explosion-proof galvanic couple component 5 is convenient to replace, the convenience of replacement and maintenance is improved, and through the structural design of the sealing ring 31 and the sealing ring 32, a double sealing structure is formed between the explosion-proof galvanic couple component 5 and the connecting pipe sleeve 3, the liquid level measuring device has the advantages of effectively improving the sealing performance and the use safety, being simple in structure, convenient to disassemble and replace, capable of meeting the measuring requirements of different liquid levels, multiple in functions, wide in market prospect and suitable for popularization.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. An explosion-proof thermocouple for a reactor catalyst comprises an explosion-proof junction box (2) and an explosion-proof thermocouple assembly (5), and is characterized in that a connecting support (1) is fixed at the bottom of the explosion-proof junction box (2), a connecting pipe sleeve (3) is fixed on one side of the connecting support (1), the explosion-proof thermocouple assembly (5) is sleeved in the connecting pipe sleeve (3), an adjusting device (4) is arranged at the top of the connecting pipe sleeve (3), the adjusting device (4) comprises an adjusting nut (41) and a locking nut (42), the locking nut (42) is rotatably connected to the outer side of the circumference of the adjusting nut (41) through a bearing structure, the explosion-proof thermocouple assembly (5) comprises a thermocouple (53), an inner sleeve (52) and an outer sleeve (51) which are sequentially sleeved from inside to outside, the outer wall of the outer sleeve (51) is provided with adjusting threads (511) matched with the adjusting nut (41), the top of connecting pipe box (3) is equipped with and connects screw thread mouth (33) with lock nut (42) assorted, the top inner wall of connecting pipe box (3) is equipped with spring groove (61), be equipped with sealing spring (6) in spring groove (61), the top of sealing spring (6) is equipped with sealing ring (32), the bottom inner wall of connecting pipe box (3) is equipped with sealing washer (31).
2. The explosion-proof thermocouple for reactor catalyst as claimed in claim 1, wherein said explosion-proof thermocouple assembly (5) is two groups, the two said explosion-proof thermocouple assemblies (5) have different measuring lengths, said outer sleeve (51) is of cermet structure, and said inner sleeve (52) is of ceramic fiber braided structure.
3. The explosion-proof thermocouple for the reactor catalyst as recited in claim 1, wherein the sealing ring (31) and the sealing ring (32) are both of high temperature resistant rubber structure, the inner wall of the sealing ring (31) is in contact with the outer wall of the outer sleeve (51), and the inner side and the outer side of the ring body of the sealing ring (32) are in contact with the inner wall of the connecting pipe sleeve (3) and the outer wall of the outer sleeve (51), respectively.
4. An explosion-proof thermocouple for reactor catalyst according to claim 1, characterized in that the sealing spring (6) is of high-strength sealing spring structure, and the sealing spring (6) has elastic force for driving the sealing ring (32) close to the bottom of the adjusting device (4).
5. The explosion-proof thermocouple for the reactor catalyst as recited in claim 1, wherein the explosion-proof junction box (2) is of a cast iron structure, a connection terminal matched with the explosion-proof galvanic couple component (5) is arranged in the explosion-proof junction box (2), and the explosion-proof galvanic couple component (5) is electrically connected with the connection terminal through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121299064.8U CN215677326U (en) | 2021-06-08 | 2021-06-08 | Explosion-proof thermocouple for reactor catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121299064.8U CN215677326U (en) | 2021-06-08 | 2021-06-08 | Explosion-proof thermocouple for reactor catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215677326U true CN215677326U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121299064.8U Active CN215677326U (en) | 2021-06-08 | 2021-06-08 | Explosion-proof thermocouple for reactor catalyst |
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| CN (1) | CN215677326U (en) |
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2021
- 2021-06-08 CN CN202121299064.8U patent/CN215677326U/en active Active
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