CN212363455U - Temperature-resistant anti-coking rotary thermocouple - Google Patents
Temperature-resistant anti-coking rotary thermocouple Download PDFInfo
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- CN212363455U CN212363455U CN202022023125.XU CN202022023125U CN212363455U CN 212363455 U CN212363455 U CN 212363455U CN 202022023125 U CN202022023125 U CN 202022023125U CN 212363455 U CN212363455 U CN 212363455U
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Abstract
The utility model relates to a temperature-resistant anti-coking rotary thermocouple, which comprises a junction box, an upper protection tube, an armor wire, an inner protection tube and a base, wherein the armor wire is arranged in the inner protection tube and/or the upper protection tube, and also comprises a connector and a wear-resistant tube; one end of the inner protection tube is connected with the base, and the other end of the inner protection tube is connected with the other end of the connecting body; the inner protection tube is sleeved with a wear-resistant tube, and the wear-resistant tube is rotatably connected with the inner protection tube. The utility model provides a rotatory thermocouple of anti coking of temperature resistant is through establishing a plurality of wear-resisting pipe monomers including the cover on the protection tube to set up wear-resisting pipe monomer into can be rotatory, can rotate when using when can wear-resisting pipe atress, thereby reduce the friction between wear-resisting pipe and the medium, wear resistance is good.
Description
Technical Field
The utility model belongs to the technical field of temperature sensor, concretely relates to anti rotatory thermocouple of coking of temperature resistant.
Background
The thermocouple is a commonly used temperature measuring element in a temperature measuring instrument, and has a wide application field, wherein, the thermocouple used in industrial fields of a pulverized coal furnace, a ball mill, a cement plant and the like has higher requirements on the accuracy of the thermocouple, and the thermocouple also has higher performances of abrasion resistance, vibration resistance, high temperature resistance and the like.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model provides a rotatory thermocouple of temperature resistant anti-coking to solve foretell technical problem.
In order to realize the purpose of the utility model, the utility model provides a technical scheme as follows:
a temperature-resistant anti-coking rotary thermocouple comprises a junction box, an upper protection tube, an armored thermocouple wire, an inner protection tube and a base, wherein the armored thermocouple wire is arranged in the inner protection tube and/or the upper protection tube, the thermocouple wire further comprises a connector and a wear-resistant tube, one end of the upper protection tube is connected with the junction box, and the other end of the upper protection tube is connected with one end of the connector; one end of the inner protection tube is connected with the base, and the other end of the inner protection tube is connected with the other end of the connecting body; the inner protection tube is sleeved with a wear-resistant tube, and the wear-resistant tube is rotatably connected with the inner protection tube.
Preferably, the inner protection tube is detachably connected with the connecting body.
Preferably, the wear-resistant pipe comprises a plurality of wear-resistant pipe monomers, and the wear-resistant pipe monomers are sequentially sleeved on the inner protection pipe and are rotationally connected with the inner protection pipe; the diameter of the connector is larger than that of the inner protection tube, one side of the wear-resistant tube blocks the wear-resistant tube, the diameter of the base is larger than that of the inner protection tube, and the other side of the wear-resistant tube blocks the wear-resistant tube.
Preferably, the connector is a threaded joint, the upper protection pipe is welded with the threaded joint, and the inner protection pipe is in threaded connection with the threaded joint.
Preferably, the threaded joint is provided with an internal thread and an external thread, the inner protection tube is connected with the threaded joint through the internal thread, and the external thread is used for fixing the threaded joint on a carrier.
Preferably, the armored thermocouple wire is an elastic armored thermocouple wire, one end of the armored thermocouple wire is abutted to the base, and the other end of the armored thermocouple wire penetrates through the inner protection tube and the upper protection tube and is fixed in the junction box.
Preferably, the inner protection pipe is welded with the base.
Preferably, the wear-resistant pipe is a high-chromium steel composite wear-resistant pipe.
Preferably, the upper protection pipe is in threaded connection with the junction box.
The utility model provides a rotatory thermocouple of anti coking of temperature resistant has following advantage:
1. the inner protection tube is sleeved with the plurality of wear-resistant tube monomers, and the wear-resistant tube monomers are arranged to be rotatable and can rotate when being stressed when in use, so that the friction between the wear-resistant tube and a medium is reduced, and the wear resistance is good;
2. the wear-resistant pipe monomers can rotate under stress, so that the dust lamp particles are not easy to adhere to the wear-resistant pipe monomers, coking is not easy to form on the wear-resistant pipe monomers, the anti-coking effect is good, and the high-chromium steel composite wear-resistant pipe has the characteristics of high temperature resistance, wear resistance and coking resistance.
Drawings
Fig. 1 is a schematic structural view of a temperature-resistant anti-coking rotary thermocouple of the present invention;
reference numerals in the figures; the device comprises a junction box 1, an upper protection pipe 2, an armored thermocouple wire 3, a connector 4, an inner protection pipe 5, a wear-resistant pipe monomer 6 and a base 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. 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.
Embodiment 1, the utility model provides a temperature-resistant anti-coking rotary thermocouple, see fig. 1, comprising a junction box 1, an upper protection tube 2, an armor thermocouple wire 3, an inner protection tube 5, a base 7, a connector 4 and a wear-resistant tube, the armor couple wire is arranged in the inner protection tube and/or the upper protection tube, one end of the upper protection tube is connected with the junction box, the other end of the upper protection tube is connected with one end of the connector, one end of the inner protection tube is connected with the base, the inner protection tube can be generally connected in a welding mode, the other end of the inner protection tube is in threaded connection with the other end of the connecting body, the inner protection tube is sleeved with a wear-resistant tube which is rotationally connected with the inner protection tube, the wear-resistant pipe comprises a plurality of wear-resistant pipe monomers 6, and the wear-resistant pipe monomers are sequentially sleeved on the inner protection pipe and are rotationally connected with the inner protection pipe; the diameter of connector is greater than the diameter of inner protection pipe one side of wear-resisting pipe forms blockking to wear-resisting pipe, the diameter of base is greater than the diameter of inner protection pipe the other side of wear-resisting pipe forms blockking to wear-resisting pipe, and in this embodiment, wear-resisting pipe can use the wear-resisting pipe of high chromium steel, and the connector can also use other modes of dismantling the connection with inner protection pipe.
The temperature-resistant anti-coking rotary thermocouple has the following advantages:
1. the inner protection tube is sleeved with the plurality of wear-resistant tube monomers, and the wear-resistant tube monomers are arranged to be rotatable and can rotate when being stressed when in use, so that the friction between the wear-resistant tube and a medium is reduced, and the wear resistance is good;
2. the wear-resistant pipe monomers can rotate under stress, so that the dust lamp particles are not easy to adhere to the wear-resistant pipe monomers, coking is not easy to form on the wear-resistant pipe monomers, the anti-coking effect is good, and the high-chromium steel composite wear-resistant pipe has the characteristics of high temperature resistance, wear resistance and coking resistance.
As an embodiment, the connecting body is a threaded joint, the upper protection pipe is welded to the threaded joint, the inner protection pipe is in threaded connection with the threaded joint, the threaded joint is provided with an internal thread and an external thread, the inner protection pipe is connected with the threaded joint through the internal thread, and the external thread is used for fixing the threaded joint on a carrier, wherein the carrier can be a pulverized coal furnace or a ball mill. Make overall structure easily assemble and maintain through threaded connection's mode, in case wear-resisting pipe monomer has the damage, can unscrew the inner protection pipe, wear again to sheathe in new wear-resisting pipe monomer can.
As an implementation mode, the armored thermocouple wire is an elastic structure armored thermocouple wire, one end of the armored thermocouple wire abuts against the base, and the other end of the armored thermocouple wire penetrates through the inner protection tube and the upper protection tube and is fixed in the junction box. Elastic construction armor silk can use current structure, for example K type elastic construction armor idol silk, also can make into elastic construction armor silk with armor idol silk winding on elastic component (for example bar shell fragment), as long as can make armor silk overall structure have elasticity can, do not specifically prescribe a limit to here, elastic construction armor silk can support to have the cushioning effect to the vibration on the base like this, prevents that the armor silk from damaging.
Example 2, example 2 is a specific temperature resistant anti-coking rotary thermocouple comprising: the technical scheme includes that the electric connector comprises a junction box, a phi 16 upper protection pipe, a phi 6K-shaped elastic structure armored thermocouple, M27 multiplied by 2 fixed threads (also called as threaded connectors), a phi 12 inner protection pipe, a plurality of phi 22 high-chromium steel wear-resistant pipe single bodies and a base, when the electric connector is installed, the base and the phi 12 inner protection pipe are welded and polished, the phi 22 high-chromium steel wear-resistant pipe single bodies are sleeved according to the depth of inserting equipment and then screwed into the M27 multiplied by 2 fixed threads, the phi 16 upper protection pipe and the M27 multiplied by 2 fixed threads are welded before screwing, then the junction box is screwed into the phi 16 upper protection pipe, and finally the assembled phi 6K-shaped elastic structure armored thermocouple is fixedly installed into the junction box.
The structure is characterized in that the junction box is in threaded connection with the phi 16 upper protection tube and the M27 multiplied by 2 fixed thread is in threaded connection with the phi 12 inner protection tube, the integral structure is favorable for assembly, the phi 22 high-chromium steel wear-resistant tube monomer is sleeved on the phi 12 inner protection tube in a penetrating way, when the structure is used, the wear-resistant tube monomer can rotate along with working conditions, the friction between a medium and the protection tube can be reduced, meanwhile, the high-chromium steel wear-resistant tube has the characteristic effect of the material of the high-chromium steel wear-resistant tube, the service life of the high-chromium steel wear-resistant tube can be greatly prolonged, and the phi 6 armor couple can cling to the base due to the fact that the phi 6K-shaped elastic structure armor couple has an elastic structure.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A temperature-resistant anti-coking rotary thermocouple comprises a junction box (1), an upper protection tube (2), an armored thermocouple wire (3), an inner protection tube (5) and a base (7), wherein the armored thermocouple wire is arranged in the inner protection tube and/or the upper protection tube; it is characterized in that the preparation method is characterized in that,
the connecting structure further comprises a connecting body (4) and a wear-resistant pipe, wherein one end of the upper protection pipe is connected with the junction box, and the other end of the upper protection pipe is connected with one end of the connecting body;
one end of the inner protection tube is connected with the base, and the other end of the inner protection tube is connected with the other end of the connecting body;
the inner protection tube is sleeved with a wear-resistant tube, and the wear-resistant tube is rotatably connected with the inner protection tube.
2. The temperature-resistant anti-coking rotary thermocouple according to claim 1, characterized in that the inner protection tube is detachably connected with the connecting body.
3. The temperature-resistant anti-coking rotary thermocouple according to claim 1, characterized in that the wear-resistant pipe comprises a plurality of wear-resistant pipe monomers (6), which are sequentially sleeved on the inner protection pipe and are rotatably connected with the inner protection pipe;
the diameter of the connector is larger than that of the inner protection tube, one side of the wear-resistant tube blocks the wear-resistant tube, the diameter of the base is larger than that of the inner protection tube, and the other side of the wear-resistant tube blocks the wear-resistant tube.
4. The temperature-resistant and coking-resistant rotary thermocouple according to any one of claims 1-3, characterized in that the connector is a threaded joint, the upper protection tube is welded to the threaded joint, and the inner protection tube is in threaded connection with the threaded joint.
5. The temperature and coking resistant rotary thermocouple according to claim 4, in which said nipple is provided with internal and external threads, said inner protective tube being connected to said nipple via said internal threads, said external threads being used to secure said nipple to a carrier.
6. The temperature-resistant anti-coking rotary thermocouple according to any one of claims 1 to 3, characterized in that the armored thermocouple wire is an elastic structure armored thermocouple wire, one end of the armored thermocouple wire is abutted against the base, and the other end of the armored thermocouple wire passes through the inner protection tube and the upper protection tube and is fixed in the junction box.
7. The temperature and coking resistant rotary thermocouple according to claim 1, in which the inner protective tube is welded to the base.
8. The temperature-resistant anti-coking rotary thermocouple according to claim 1, characterized in that the wear-resistant tube is a high-chromium steel composite wear-resistant tube.
9. The temperature-resistant anti-coking rotary thermocouple according to claim 1, characterized in that the upper protection tube is in threaded connection with the junction box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022023125.XU CN212363455U (en) | 2020-09-14 | 2020-09-14 | Temperature-resistant anti-coking rotary thermocouple |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022023125.XU CN212363455U (en) | 2020-09-14 | 2020-09-14 | Temperature-resistant anti-coking rotary thermocouple |
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| CN212363455U true CN212363455U (en) | 2021-01-15 |
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| CN202022023125.XU Active CN212363455U (en) | 2020-09-14 | 2020-09-14 | Temperature-resistant anti-coking rotary thermocouple |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912536A (en) * | 2020-09-14 | 2020-11-10 | 安徽博源自动化仪表有限公司 | Temperature-resistant anti-coking rotary thermocouple |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912536A (en) * | 2020-09-14 | 2020-11-10 | 安徽博源自动化仪表有限公司 | Temperature-resistant anti-coking rotary thermocouple |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220119 Address after: 239300 No. 270, Tiantong North Road, Yangcun Town, Tianchang City, Chuzhou City, Anhui Province Patentee after: Anhui Runyuan Electric Co.,Ltd. Address before: 239300 No.87 Jingqi Road, Tianchang Economic Development Zone, Chuzhou City, Anhui Province Patentee before: ANHUI BOYUAN AUTOMATION INSTRUMENTATION CO.,LTD. |
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| TR01 | Transfer of patent right |