CN100582695C - Fixed Fixture for thermocouple, and temperature measurement device - Google Patents
Fixed Fixture for thermocouple, and temperature measurement device Download PDFInfo
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- CN100582695C CN100582695C CN200510101020A CN200510101020A CN100582695C CN 100582695 C CN100582695 C CN 100582695C CN 200510101020 A CN200510101020 A CN 200510101020A CN 200510101020 A CN200510101020 A CN 200510101020A CN 100582695 C CN100582695 C CN 100582695C
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- buckling parts
- holding piece
- thermopair
- holding
- fixed jig
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Abstract
A fixing component of thermocouple is prepared as forming a holding body by the first and the second holding plates as well as hinging structure for hinge-jointing two said plates, containing the first and the second lock-joint unit separately at ends far from hinge-joint structure on the first and the second holding plates and enabling to lock-joint two said lock-joint units with each other; forming a containing unit with a containing groove at internal wall of the first or the second holding plate so as to contain thermocouple. The temperature measuring unit utilizing said component is also disclosed.
Description
[technical field]
The present invention relates to heat pipe and measure the field, relate in particular to a kind of thermopair fixed jig and temperature measuring device.
[background technology]
Electronic technology develops rapidly in recent years, the high frequency of electron device, high speed and integrated circuit intensive and microminiaturized, make unit volume electron device thermal value increase severely, characteristics such as hot pipe technique is efficient with it, compactness and flexibility and reliability are fit to solve the heat dissipation problem that present electron device is derived because of performance boost.
Heat pipe is a hollow sealing body, generally include shell, near the capillary wick (capillary structure) of inner wall of tube shell and be sealed in working fluid in the shell, the one end is evaporation ends (fire end), the other end is condensation end (colling end), can arrange insulating segment between evaporation ends and condensation end according to application need.During work, heat pipe absorbs latent heat at evaporation ends by inner heat pipe phase change, and sees through steam flow promptly with the condensation end of heat delivery to the stow away from heat district, thereby causes the rear and front end to have a narrow range of temperature, and reaches the purpose of a large amount of heat energy of quick transmission again.Condensed heat pipe is carried back evaporation ends by the capillary action of capillary wick with it, and heat pipe repeats said process once more then, reaches the heat sinking function of heat pipe.
According to the principle of work of heat pipe, the heat transferred performance of heat pipe can measure the temperature of heat pipe evaporation ends, condensation end and adiabatic section by thermopair, obtaining the temperature variation of each point on the heat pipe heat conduction direction, and then can react the performance of heat pipe.
Thermopair normally is made up of two kinds of different plain conductors; the tip of two plain conductors welds together as measuring end; measuring end contacts with the heat pipe surface; remainder then coats with insulating material and separates; reinstall in the protective casing; the end of two plain conductors is terminals, and terminals are connected with an instrument, and the thermoelectromotive force that two plain conductors are produced converts temperature value to.Yet the tip of thermopair two plain conductors contacts requirement very directly, reliably with the heat pipe surface, otherwise thermopair and heat pipe surface will produce a unknowable thermal contact resistance, thereby causes temperature difference.
Existing known method all is directly thermopair to be affixed on the heat pipe surface with adhesive tape, so will be easy to cause the tip of thermopair two plain conductors to contact not direct, reliable with the heat pipe surface, and be subjected to the temperature effect of surrounding environment easily, cause measurement and heat pipe surface actual temperature to produce error.
In view of this, provide a kind of thermopair fixed jig and temperature measuring device that more accurately measures the heat pipe surface temperature to be necessity in fact.
[summary of the invention]
Below, will a kind of thermopair fixed jig be described with embodiment.
And a kind of temperature measuring device is described by embodiment.
A kind of thermopair fixed jig, it comprises a clamping body and a holding part, the cross sectional shape of described clamping body is corresponding with the cross sectional shape of measured object, described clamping body comprises the hinge arrangement of one first holding piece, one second holding piece and hinged described first holding piece and second holding piece, described first holding piece, second holding piece comprise one first buckling parts, one second buckling parts respectively away from an end of hinge arrangement, and described first buckling parts can be interlocked with described second buckling parts.Described holding part is arranged on described first holding piece or the second holding piece inwall, and described holding part is provided with a storage tank, and the measuring end of described thermopair places in the described storage tank.
A kind of temperature measuring device, it comprises an instrument and a thermopair, described thermopair comprises a measuring end and terminals, described measuring end contacts with the measured object surface, described terminals are connected with instrument, wherein, described temperature measuring device also comprises a thermopair fixed jig, described thermopair fixed jig comprises: a clamping body and a holding part, the cross sectional shape of described clamping body is corresponding with the cross sectional shape of measured object, described clamping body comprises one first holding piece, the hinge arrangement of one second holding piece and hinged described first holding piece and second holding piece, described first holding piece, second holding piece comprises one first buckling parts respectively away from an end of hinge arrangement, one second buckling parts, described first buckling parts can be interlocked with described second buckling parts.Described holding part is arranged on described first holding piece or the second holding piece inwall, and described holding part is provided with a storage tank that is used for the measuring end of ccontaining described thermopair.
Compared with prior art, described thermopair fixed jig is lived thermopair by the holding part pressure holding of holding piece inwall, and the temperature of isolated surrounding environment is to the influence of thermopair measurement, utilize two buckling parts to link closely holding piece at each tested point place of measured object again, described thermopair fixed jig can fast, stably be installed thermopair each tested point place at measured object.Described temperature measuring device helps reducing thermopair and the thermal contact resistance that the measured object surface contacts by described thermopair fixed jig, improves accuracy of measurement.
[description of drawings]
Fig. 1 is the first embodiment schematic perspective view of thermopair fixed jig provided by the invention.
Fig. 2 be provide among Fig. 1 the deployed condition synoptic diagram of thermopair fixed jig.
Fig. 3 is the diagrammatic cross-section of thermopair fixed jig provided by the invention when measuring heat pipe.
Fig. 4 is the second embodiment schematic perspective view of thermopair fixed jig provided by the invention.
Fig. 5 is the schematic perspective view of temperature measuring device provided by the invention when measuring heat pipe.
[embodiment]
Below in conjunction with accompanying drawing thermopair fixed jig provided by the invention and temperature measuring device are described in further detail.
See also Fig. 1 and Fig. 2, the first embodiment schematic perspective view of thermopair fixed jig 1 provided by the invention, it comprises a clamping body 10 and a holding part 20.The cross sectional shape of described clamping body 10 is corresponding with the cross sectional shape of measured object, described clamping body 10 comprises one first holding piece 101, one second holding piece 102 and a hinge arrangement 103, described hinge arrangement 103 hinged described first holding pieces 101 and described second holding piece 102, described first holding piece 101 extends one first buckling parts 104 away from an end of described hinge arrangement 103, described second holding piece 102 extends one second buckling parts 105 away from an end of described hinge arrangement 103, first buckling parts 104, second buckling parts, 105 centers comprise a through hole 106 respectively, 107, described first buckling parts 104, second buckling parts 105 by one with described through hole 106,107 bolts that match 108, nut 109 fastens.Described holding part 20 is arranged on described second holding piece, 102 inwalls, and described holding part 20 is provided with a storage tank 201.
Described holding part 20 also can be arranged on described first holding piece, 101 inwalls.
Described through hole 106,107 also can be designed to the threaded hole form, and described first buckling parts 104 and second buckling parts 105 only need fasten by a bolt that cooperates with described threaded hole 108 and get final product.
Described clamping body 10 and holding part 20 can all be made by thermal insulation material.For example, the material of described clamping body 10 can be bakelite, and the material of described holding part 20 can be selected from rock wool, glass wool or polyamine glutamate foamed cotton.
In the present embodiment, measured object is a cylindrical heat pipe, so the cross sectional shape of clamping body 10 is corresponding with the cross sectional shape of heat pipe, described first holding piece 101 and second holding piece 102 can all be the semi-barrel shape holding piece.
See also Fig. 3, be the diagrammatic cross-section of described thermopair fixed jig 1 when measuring cylindrical heat pipe 3.Earlier the measuring end of thermopair 4 is placed the storage tank 201 of described holding part 20, then two holding pieces 101,102 are coated the tested point place of heat pipe 3, utilize two holding pieces of two buckling parts, 104,105 fastenings 101,102 again, the measuring end 41 of thermopair 4 can contact with heat pipe 3 surfaces, its terminals 42 protruding instrument with a data processing are connected, and the electromotive force of 4 liang of plain conductors generations of thermopair are converted to the temperature value of heat pipe 3 gauge points.
In addition, see also Fig. 4, be the second embodiment schematic perspective view of thermopair fixed jig 1 provided by the invention, it comprises a clamping body 10 and a holding part 20.The cross sectional shape of described clamping body 10 is corresponding with the cross sectional shape of measured object, described clamping body 10 comprises one first holding piece 101, one second holding piece 102 and a hinge arrangement 103, described hinge arrangement 103 hinged described first holding pieces 101 and described second holding piece 102, described first holding piece 101 extends one first buckling parts 104 away from an end of described hinge arrangement 103, described second holding piece 102 extends one second buckling parts 105 away from an end of described hinge arrangement 103, and described first buckling parts 104 matches with described second buckling parts 105.Described holding part 20 is arranged on described first holding piece 101 or second holding piece, 102 inwalls, and described holding part 20 is provided with a storage tank 201.
The difference of described second embodiment and described first embodiment is: described first buckling parts 104 comprises the fastening piece 111 that outward extending first boss 110 and bends from first boss, 110 ends downwards, described fastening piece 111 has a dog hole 112, described second buckling parts 105 comprises outward extending second boss 120 and a hangers 121 from second boss, 120 end Dou, twice formation of bending downwards, described dog hole 112 matches with described hangers 121, and described first buckling parts 104 just is fastened on second buckling parts 105.
Certainly, described first buckling parts and second buckling parts are not limited to above-mentioned shape and structure, and other is appropriate to the structure of described first holding piece and second holding piece fastening all can be adopted.
The thermopair fixed jig that present embodiment provides, thermopair is lived in a holding part pressure holding by the holding piece inwall, and the temperature of isolated surrounding environment is to the influence of thermopair measurement, utilize the tested point place of two buckling parts locking holding pieces again at heat pipe, so, described thermopair fixed jig can help fast, stably install the tested point place of thermopair at heat pipe.
The present invention also provides a kind of temperature measuring device, below with reference to accompanying drawing described temperature measuring device is described further.
See also Fig. 5, the schematic perspective view of the temperature measuring device 2 that provides for embodiments of the invention when measuring cylindrical heat pipe 3.Described temperature measuring device 2, it comprises some thermopairs 4 and an instrument 5, described thermopair 4 comprises a measuring end and terminals, described measuring end contacts with heat pipe 3 surfaces, described terminals are connected with instrument 5, wherein, described temperature measuring device 2 also comprises some thermopair fixed jigs 1, please consult Fig. 1 and Fig. 2 in addition once more, described thermopair fixed jig 1 comprises: a clamping body 10 and a holding part 20, the cross sectional shape of described clamping body 10 is corresponding with the cross sectional shape of heat pipe 3, described clamping body 10 comprises one first holding piece 101, the hinge arrangement 103 of one second holding piece 102 and hinged described first holding piece 101 and second holding piece 102, described first holding piece 101, second holding piece 102 comprises one first buckling parts 104 respectively away from an end of hinge arrangement 103, one second buckling parts 105, first buckling parts 104, second buckling parts, 105 centers comprise a threaded hole 106 respectively, 107, described first buckling parts 104, second buckling parts 105 by one with described threaded hole 106,107 bolts that match 108, nut 109 fastens.Described holding part 20 is arranged on described first holding piece 101 or second holding piece, 102 inwalls, and described holding part 20 is provided with a storage tank 201, and the measuring end 41 of described thermopair 4 is contained in the described storage tank 201.
Heat pipe 3 needs a heat block 31, a cooling block 32 when measuring, and described heat block 31, cooling block 32 are respectively equipped with a patchhole 31a, 32a, in order to the evaporation ends 33 and the condensation end 34 of ccontaining heat pipe 3.Earlier the measuring end of thermopair 4 is placed the storage tank 201 of described holding part 20, then with two holding pieces 101,102 coat each tested point place of heat pipe 3, in the present embodiment, a point of the evaporation ends 33 of heat removing tube 3, a point of colling end 34, three points of adiabatic section 35, be used as tested point, utilize two buckling parts 104 again, two holding pieces 101 of 105 fastenings, 102, the measuring end 41 of thermopair 4 can contact with the heat pipe surface, its terminals 42 are protruding to be connected with the instrument 5 of a data processing, and the electromotive force that 4 liang of plain conductors of thermopair are produced is converted to the temperature value of heat pipe 3 gauge points.
Described through hole 106,107 also can be designed to the threaded hole form, and described first buckling parts 104 and second buckling parts 105 only need fasten by a bolt that cooperates with described threaded hole 108 and get final product.
In addition, see also Fig. 4, described thermopair fixed jig 1 also can adopt form as shown, promptly first buckling parts 104 comprises the fastening piece 111 that outward extending first boss 110 and bends from first boss, 110 ends downwards, described fastening piece 111 has a dog hole 112, described second buckling parts 105 comprises outward extending second boss 120 and a hangers 121 from second boss, 120 end Dou, twice formation of bending downwards, described dog hole 112 matches with described hangers 121, and described first buckling parts 104 just is fastened on second buckling parts 105.
Described clamping body 10 and holding part 20 can all be made by thermal insulation material.For example, the material of described clamping body 10 can be bakelite, and the material of described holding part 20 can be selected from rock wool, glass wool or polyamine glutamate foamed cotton.
The temperature measuring device that present embodiment provides can fast, stably be installed thermopair each tested point place at measured object by the thermopair fixed jig, helps reducing thermopair and the interface thermal resistance that the heat pipe surface contacts, and improves measurement accuracy.
Be understandable that, for the person of ordinary skill of the art, can make other various corresponding changes and distortion, and all these changes and distortion all should belong to the protection domain of claim of the present invention according to technical scheme of the present invention and technical conceive.
Claims (12)
1. thermopair fixed jig, it comprises:
One clamping body, the cross sectional shape of described clamping body is corresponding with the cross sectional shape of measured object, described clamping body comprises the hinge arrangement of one first holding piece, one second holding piece and hinged described first holding piece and second holding piece, described first holding piece, second holding piece comprise one first buckling parts, one second buckling parts respectively away from an end of hinge arrangement, and described first buckling parts can be interlocked with described second buckling parts; And
One holding part, described holding part are arranged on described first holding piece or the second holding piece inwall, and described holding part is provided with a storage tank, and the measuring end of described thermopair places in the described storage tank.
2. thermopair fixed jig as claimed in claim 1 is characterized in that, described first holding piece and second holding piece all are the semi-barrel shape holding piece.
3. thermopair fixed jig as claimed in claim 1 is characterized in that, described first buckling parts, second buckling parts comprise a threaded hole respectively, and described first buckling parts and second buckling parts fasten by a bolt that cooperates with described threaded hole.
4. thermopair fixed jig as claimed in claim 1 is characterized in that, described first buckling parts, second buckling parts comprise a through hole respectively, and described first buckling parts and second buckling parts fasten by a bolt that cooperates with described through hole and nut.
5. thermopair fixed jig as claimed in claim 1, it is characterized in that, described first buckling parts comprises a dog hole, and described second buckling parts comprises a hangers that matches with described dog hole, and described first buckling parts and second buckling parts fasten by described dog hole and described hangers.
6. thermopair fixed jig as claimed in claim 1 is characterized in that, described clamping body and holding part are all made by thermal insulation material.
7. thermopair fixed jig as claimed in claim 1 is characterized in that, the material of described clamping body is a bakelite.
8. thermopair fixed jig as claimed in claim 1 is characterized in that the material of described holding part is selected from rock wool, glass wool or polyamine glutamate foamed cotton.
9. temperature measuring device, it comprises an instrument and a thermopair, described thermopair comprises a measuring end, one terminals, described terminals are connected with instrument, it is characterized in that, described temperature measuring device also comprises a thermopair fixed jig, described thermopair fixed jig comprises a clamping body and a holding part, the cross sectional shape of described clamping body is corresponding with the cross sectional shape of measured object, described clamping body comprises one first holding piece, the hinge arrangement of one second holding piece and hinged described first holding piece and second holding piece, described first holding piece, second holding piece comprises one first buckling parts respectively away from an end of hinge arrangement, one second buckling parts, described first buckling parts can be interlocked with described second buckling parts; Described holding part places described first holding piece or the second holding piece inwall, and described holding part is provided with a storage tank that is used to hold the measuring end of described thermopair.
10. temperature measuring device as claimed in claim 9 is characterized in that, described first buckling parts, second buckling parts comprise a threaded hole respectively, and described first buckling parts and second buckling parts fasten by a bolt that cooperates with described threaded hole.
11. temperature measuring device as claimed in claim 9 is characterized in that, described first buckling parts, second buckling parts comprise a through hole respectively, and described first buckling parts and second buckling parts fasten by a bolt that cooperates with described through hole and nut.
12. temperature measuring device as claimed in claim 9, it is characterized in that, described first buckling parts comprises a dog hole, and described second buckling parts comprises a hangers that matches with described dog hole, and described first buckling parts and second buckling parts fasten by described dog hole and described hangers.
Priority Applications (1)
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CN200510101020A CN100582695C (en) | 2005-11-04 | 2005-11-04 | Fixed Fixture for thermocouple, and temperature measurement device |
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CN200510101020A CN100582695C (en) | 2005-11-04 | 2005-11-04 | Fixed Fixture for thermocouple, and temperature measurement device |
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CN1959356A CN1959356A (en) | 2007-05-09 |
CN100582695C true CN100582695C (en) | 2010-01-20 |
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CN200510101020A Expired - Fee Related CN100582695C (en) | 2005-11-04 | 2005-11-04 | Fixed Fixture for thermocouple, and temperature measurement device |
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101650231B (en) * | 2008-08-12 | 2013-05-15 | 上海宝冶建设有限公司 | On-line quick repair method for blast furnace thermocouple |
CN101806633B (en) * | 2010-04-14 | 2011-08-31 | 楚天科技股份有限公司 | Temperature detection positioning device for tunnel type sterilization drier |
CN102221419A (en) * | 2011-03-25 | 2011-10-19 | Tcl空调器(中山)有限公司 | Thermocouple clamping device |
CN105388184A (en) * | 2015-12-17 | 2016-03-09 | 北京航空航天大学 | Specimen installation fixture used for contact thermal resistance testing |
CN105651618B (en) * | 2016-03-01 | 2018-09-18 | 内蒙古科技大学 | A method of thermocouple wire is configured at sample |
CN106248238B (en) * | 2016-09-27 | 2018-09-07 | 山东电力研究院 | A kind of experiment thermocouple retainer and installation method |
US10775244B2 (en) * | 2018-08-27 | 2020-09-15 | General Electric Company | Temperature sensor system |
CN113588116A (en) * | 2021-07-28 | 2021-11-02 | 广东电网有限责任公司东莞供电局 | Current column color-changing sheath |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2141079Y (en) * | 1992-06-22 | 1993-08-25 | 吴伟光 | Thermocouple |
CN2694269Y (en) * | 2004-04-02 | 2005-04-20 | 鸿富锦精密工业(深圳)有限公司 | Heat pipe measuring device |
-
2005
- 2005-11-04 CN CN200510101020A patent/CN100582695C/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2141079Y (en) * | 1992-06-22 | 1993-08-25 | 吴伟光 | Thermocouple |
CN2694269Y (en) * | 2004-04-02 | 2005-04-20 | 鸿富锦精密工业(深圳)有限公司 | Heat pipe measuring device |
US20050220168A1 (en) * | 2004-04-02 | 2005-10-06 | Hon Hai Precision Industry Co., Ltd. | Measuring device for heat pipe |
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