CN110631730A - Thermocouple installation fastener - Google Patents
Thermocouple installation fastener Download PDFInfo
- Publication number
- CN110631730A CN110631730A CN201911049312.0A CN201911049312A CN110631730A CN 110631730 A CN110631730 A CN 110631730A CN 201911049312 A CN201911049312 A CN 201911049312A CN 110631730 A CN110631730 A CN 110631730A
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- China
- Prior art keywords
- thermocouple
- sleeve
- installation
- fixed
- pipeline
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention discloses a thermocouple installation fastening device which comprises an inner threaded sleeve, wherein the inner threaded sleeve is welded and fixed on the pipe wall of a pipeline needing to be provided with a thermocouple, the inner threaded sleeve is flush with the surface of the pipe wall, an installation seat is connected in the inner threaded sleeve through threads, a concave cavity is arranged at the center of the upper end of the installation seat, a fixed sleeve is fixed in the concave cavity through threads, the center of the top of the fixed sleeve is fixedly connected with an inner shrinkage sleeve through threads, the thermocouple is tightly fixed in the inner shrinkage sleeve, and the sensing end of the thermocouple penetrates through the fixed sleeve and the installation seat respectively and stretches out and draws back the interior of the pipeline. The invention has convenient installation, can adjust the installation depth of the thermocouple according to the diameter of the pipeline, improves the universality of the thermocouple, ensures the detection precision of the thermocouple, has good integral sealing effect after the thermocouple is installed, can prevent the leakage of substances in the pipeline and has safe use.
Description
Technical Field
The invention belongs to the technical field of thermocouple devices, and particularly relates to a thermocouple mounting and fastening device.
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. When installing a thermocouple, it is usually necessary to insert the measuring end of the thermocouple to a certain depth to ensure accurate measurement of the actual temperature of the substance. When an existing thermocouple is installed, the thermocouple with the required length is generally required to be customized according to the diameter of a pipeline, the insertion depth cannot be adjusted after installation, if the pipe diameter is replaced, the customized thermocouple cannot be used, and the universality of the thermocouple is low.
Disclosure of Invention
The present invention is directed to a thermocouple installation fastening device to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a thermocouple installation fastener, includes interior swivel nut, interior swivel nut welded fastening is on the pipe wall of the pipeline that needs the installation thermocouple, and interior swivel nut flushes with the pipe wall surface, there is the mount pad through threaded connection in the interior swivel nut, the upper end center department of mount pad is equipped with the cavity, and has fixed cover through threaded fastening in the cavity, the top center department of fixed cover is through screw thread and interior shrink sleeve fixed connection, it is fixed with the thermocouple to compress tightly in the shrink sleeve, the induction end of thermocouple passes fixed cover and mount pad respectively and inside the flexible pipeline.
Preferably, a through hole is formed in the center of the inner shrinkage sleeve, a first rubber sealing sleeve is installed in the through hole, and the first rubber sealing sleeve is tightly attached to the thermocouple.
Preferably, the outer diameter of the upper end of the inner shrinkage sleeve is larger than that of the lower end of the inner shrinkage sleeve, and threads are arranged on the outer surface of the inner shrinkage sleeve.
Preferably, the inside upside of fixed cover is equipped with the installation cavity, installation cavity upper end internal diameter is greater than the lower extreme internal diameter, the cover that contracts in passes through the threaded fixation in the installation cavity.
Preferably, a second rubber sealing sleeve is further fixed in the penetrating hole at the lower end of the fixing sleeve.
Preferably, the mounting seat is arranged in an inverted T shape, threads are arranged on the outer wall of the lower end of the mounting seat, a third rubber sealing sleeve is arranged in a penetrating hole in the lower end of the mounting seat, and a sealing gasket is arranged between the mounting seat and the upper end of the inner sleeve.
The invention has the technical effects and advantages that:
the invention has convenient installation, can adjust the installation depth of the thermocouple according to the diameter of the pipeline, improves the universality of the thermocouple, ensures the detection precision of the thermocouple, has good integral sealing effect after the thermocouple is installed, can prevent the leakage of substances in the pipeline and has safe use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the inner shrink sleeve of the present invention;
fig. 3 is a schematic structural view of the fixing sleeve of the present invention.
In the figure: 1 thermocouple, 2 internal shrinkage sleeves, 201 first rubber sealing sleeve, 3 fixing sleeve, 301 mounting cavity, 302 second rubber sealing sleeve, 4 mounting seats, 5 pipe walls and 6 internal thread sleeves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, a thermocouple installation fastening device comprises an inner threaded sleeve 6, wherein the inner threaded sleeve 6 is welded and fixed on a pipe wall 5 of a pipeline to be installed with a thermocouple 1, the surface of the inner threaded sleeve 6 is flush with the surface of the pipe wall 5, and after the inner threaded sleeve 6 is welded and fixed with the pipe wall 5, the inner threaded sleeve 6 is polished to be flat by an angle grinder, so that two ends of the inner threaded sleeve 6 are flush with the pipe wall 5, and the flow resistance in the pipeline can be reduced.
There is mount pad 4 through threaded connection in interior swivel nut 6, the upper end center department of mount pad 4 is equipped with the cavity, and has fixed cover 3 through the threaded fixation in the cavity, mount pad 4 is the setting of type of falling T, be equipped with the screw thread on the lower extreme outer wall of mount pad 4, be equipped with third rubber seal cover in the inside wear-out hole of lower extreme of mount pad 4, seal mount pad 4 and thermocouple 1 junction, be equipped with sealed the pad between the upper end of mount pad 4 and interior swivel nut 6. The inner wall of the concave cavity is provided with threads, and the outer wall of the fixed sleeve 3 is also provided with threads, so that the fixed sleeve 3 is fixed in the concave cavity through the threads.
The top center of the fixed sleeve 3 is fixedly connected with the inner shrinkage sleeve 2 through threads, the thermocouple 1 is fixedly pressed in the inner shrinkage sleeve 2, a through hole is formed in the center of the inner shrinkage sleeve 2, a first rubber sealing sleeve 201 is installed in the through hole, the first rubber sealing sleeve 201 is tightly attached to the thermocouple 1, the outer diameter of the upper end of the inner shrinkage sleeve 2 is larger than the outer diameter of the lower end, threads are arranged on the outer surface of the inner shrinkage sleeve 2, an installation cavity 301 is formed in the upper side of the inner portion of the fixed sleeve 3, the inner diameter of the upper end of the installation cavity 301 is larger than the inner diameter of the lower end, the inner shrinkage sleeve 2 is fixed in the installation cavity 301 through threads, the inner shrinkage sleeve 2 is formed by processing high-density polyethylene and can deform to a certain extent, the fixed sleeve 3 is screwed on the inner shrinkage sleeve 2 through the threads, so that the fixed sleeve 3 compresses the inner shrinkage sleeve 2, and the, simultaneously, cooperate first rubber seal cover 201, can seal the department of connecting of the cover 2 that contracts inwards with thermocouple 1, still be fixed with second rubber seal cover 302 in the wear-out hole of fixed cover 3 lower extreme, can seal fixed cover 3 and thermocouple 1 junction, sealing effect when improving thermocouple 1 installation avoids the interior matter of pipeline to leak.
And the induction end of the thermocouple 1 penetrates through the fixed sleeve 3 and the mounting seat 4 respectively and stretches out and draws back the inside of the pipeline.
Specifically, during the use, according to the length that thermocouple 1 stretched into in the pipeline, move to required position on thermocouple 1 with interior cover 2 that contracts earlier, later screw fixed cover 3 on interior cover 2 that contracts through the screw thread, utilize interior cover 2 that contracts to fix thermocouple 1, it is inside to insert the pipeline through mount pad 4 with thermocouple 1's induction end again to it can on mount pad 4 through the threaded fixation with fixed cover 3.
The invention has convenient installation, can adjust the installation depth of the thermocouple 1 according to the diameter of the pipeline, improves the detection precision of the thermocouple 1, has good integral sealing effect after the thermocouple 1 is installed, can prevent the leakage of the substances in the pipeline and has safe use.
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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A thermocouple installation fastener, includes interior swivel nut (6), its characterized in that: interior swivel nut (6) welded fastening is on pipe wall (5) of the pipeline that needs installation thermocouple (1), and interior swivel nut (6) flushes with pipe wall (5) surface, there is mount pad (4) through threaded connection in interior swivel nut (6), the upper end center department of mount pad (4) is equipped with the cavity, and has fixed cover (3) through threaded connection in the cavity, the top center department of fixed cover (3) is through screw thread and interior shrink sleeve (2) fixed connection, the fastening has thermocouple (1) in interior shrink sleeve (2), the induction end of thermocouple (1) passes fixed cover (3) and mount pad (4) respectively and inside the flexible pipeline.
2. A thermocouple installation fastening device as claimed in claim 1, wherein: the center department of the internal shrinkage sleeve (2) is equipped with a through hole, a first rubber sealing sleeve (201) is installed in the through hole, and the first rubber sealing sleeve (201) is tightly attached to the thermocouple (1).
3. A thermocouple installation fastening device as claimed in claim 1, wherein: the outer diameter of the upper end of the inner shrinking sleeve (2) is larger than that of the lower end of the inner shrinking sleeve, and threads are arranged on the outer surface of the inner shrinking sleeve (2).
4. A thermocouple installation fastening device as claimed in claim 3, wherein: the inside upside of fixed cover (3) is equipped with installation cavity (301), installation cavity (301) upper end internal diameter is greater than the lower extreme internal diameter, the cover (2) that contracts in pass through the threaded fixation in installation cavity (301).
5. A thermocouple installation fastening device as claimed in claim 1, wherein: and a second rubber sealing sleeve (302) is further fixed in the penetrating hole at the lower end of the fixing sleeve (3).
6. A thermocouple installation fastening device as claimed in claim 1, wherein: the mounting seat (4) is arranged in an inverted T shape, threads are arranged on the outer wall of the lower end of the mounting seat (4), a third rubber sealing sleeve is arranged in a penetrating hole in the lower end of the mounting seat (4), and a sealing gasket is arranged between the mounting seat (4) and the upper end of the inner sleeve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911049312.0A CN110631730A (en) | 2019-10-31 | 2019-10-31 | Thermocouple installation fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911049312.0A CN110631730A (en) | 2019-10-31 | 2019-10-31 | Thermocouple installation fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110631730A true CN110631730A (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911049312.0A Pending CN110631730A (en) | 2019-10-31 | 2019-10-31 | Thermocouple installation fastener |
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| CN (1) | CN110631730A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2513092Y (en) * | 2001-11-23 | 2002-09-25 | 魏东 | High pressure fluid precision temprature measuring device |
| CN201697719U (en) * | 2010-04-27 | 2011-01-05 | 新疆三叶管道技术有限责任公司 | Production halt-free temperature detecting sleeve |
| CN201780169U (en) * | 2010-07-30 | 2011-03-30 | 深圳市泰士特科技有限公司 | Replaceable thermoelectric couple |
| JP5522006B2 (en) * | 2010-11-29 | 2014-06-18 | 山里産業株式会社 | Mounting structure of temperature sensor end holding member |
| DE102012224161A1 (en) * | 2012-12-21 | 2014-06-26 | Siemens Vai Metals Technologies Gmbh | Temperature sensor for a mold in a continuous casting machine |
| CN105136319A (en) * | 2015-05-29 | 2015-12-09 | 天津大学 | Fixing device for diesel engine waste heat recovery system temperature measuring thermocouple |
| CN108917956A (en) * | 2018-09-20 | 2018-11-30 | 天津德尔泰热控系统有限公司 | A kind of thermocouple mounting structure |
| CN208902288U (en) * | 2018-10-31 | 2019-05-24 | 天津宏瑞祥仪表科技股份有限公司 | A kind of detachable thermocouple to fathom convenient for adjusting |
| CN208968689U (en) * | 2018-09-20 | 2019-06-11 | 天津德尔泰热控系统有限公司 | A kind of thermocouple mounting structure |
-
2019
- 2019-10-31 CN CN201911049312.0A patent/CN110631730A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2513092Y (en) * | 2001-11-23 | 2002-09-25 | 魏东 | High pressure fluid precision temprature measuring device |
| CN201697719U (en) * | 2010-04-27 | 2011-01-05 | 新疆三叶管道技术有限责任公司 | Production halt-free temperature detecting sleeve |
| CN201780169U (en) * | 2010-07-30 | 2011-03-30 | 深圳市泰士特科技有限公司 | Replaceable thermoelectric couple |
| JP5522006B2 (en) * | 2010-11-29 | 2014-06-18 | 山里産業株式会社 | Mounting structure of temperature sensor end holding member |
| DE102012224161A1 (en) * | 2012-12-21 | 2014-06-26 | Siemens Vai Metals Technologies Gmbh | Temperature sensor for a mold in a continuous casting machine |
| CN105136319A (en) * | 2015-05-29 | 2015-12-09 | 天津大学 | Fixing device for diesel engine waste heat recovery system temperature measuring thermocouple |
| CN108917956A (en) * | 2018-09-20 | 2018-11-30 | 天津德尔泰热控系统有限公司 | A kind of thermocouple mounting structure |
| CN208968689U (en) * | 2018-09-20 | 2019-06-11 | 天津德尔泰热控系统有限公司 | A kind of thermocouple mounting structure |
| CN208902288U (en) * | 2018-10-31 | 2019-05-24 | 天津宏瑞祥仪表科技股份有限公司 | A kind of detachable thermocouple to fathom convenient for adjusting |
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Application publication date: 20191231 |