CN105258818B - A kind of end face thermal resistance - Google Patents
A kind of end face thermal resistance Download PDFInfo
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- CN105258818B CN105258818B CN201510702779.6A CN201510702779A CN105258818B CN 105258818 B CN105258818 B CN 105258818B CN 201510702779 A CN201510702779 A CN 201510702779A CN 105258818 B CN105258818 B CN 105258818B
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- measuring head
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Abstract
The invention discloses a kind of end face thermal resistances, including：Terminal box, adjusting bracket and temperature measuring head；Adjusting bracket is connect with terminal box, adjusting bracket includes column, and the first cavity is equipped in column, is equipped with mounting disc on column, mounting disc is equipped with the first threaded hole and the second threaded hole, is separately installed with the first adjusting screw rod and the second adjusting screw rod in the first threaded hole and the second threaded hole；First adjusting screw rod and the second adjusting screw rod inside are respectively equipped with the second cavity and third cavity；Temperature measuring head is elastic strip body, and the first adjusting screw rod, the second adjusting screw rod and column are connect with temperature measuring head respectively；Temperature measuring head includes elastic sheet metal, the temperature measurement component being inlaid in elastic sheet metal, and the first lead connecting respectively with resistor assembly both ends and the second lead.Temperature measuring head contacts the response speed that temperature element can be improved in thermometric with measured object covering property in the present invention, improves the sensitivity and accuracy of thermometric, to improve the reliability of thermometric.
Description
Technical field
The present invention relates to thermal resistance technical field more particularly to a kind of end face thermal resistances.
Background technique
Thermal resistance is a kind of most common temperature detector of middle low-temperature space, and Thermistor Temperature Measurement is the resistance based on metallic conductor
Value increases this characteristic as the temperature increases to carry out temperature measurement.
Currently, traditional thermal resistance product, due to the limitation of its contour structures, when measuring the measured object of arcuate structure,
Only one point is in contact with it, and keeps its thermometric reliability poor, causes measurement thermotonus slow, and measurement result inaccuracy can not
Meet the requirement that more accurate user is required measurement result.
Summary of the invention
Technology based on the above background, the present invention propose a kind of end face thermal resistance, to improve thermometric knot
The reliability of fruit.
The invention proposes a kind of end face thermal resistances, including：Terminal box, adjusting bracket and temperature measuring head, wherein：
One end of adjusting bracket is connect with terminal box, and adjusting bracket includes column, is equipped in column and to be connected with terminal box inner cavity
First cavity, the periphery of column are equipped with horizontally disposed mounting disc, and mounting disc is equipped with and is arranged symmetrically along column axial line
The first threaded hole and the second threaded hole, be separately installed with the first adjusting screw rod and second in the first threaded hole and the second threaded hole
Adjusting screw rod；First adjusting screw rod and the second adjusting screw rod are internal to be respectively equipped with the second cavity be connected with first passage and the
Three cavities；
Temperature measuring head is elastic strip body, and the first adjusting screw rod, the second adjusting screw rod and column are far from adjusting far from terminal box
One end connect respectively with temperature measuring head, and the first adjusting screw rod, the second adjusting screw rod and column are respectively positioned on temperature measuring head length side
To center line on；
Temperature measuring head includes elastic sheet metal, the temperature measurement component being inlaid in elastic sheet metal, and respectively with resistor assembly
The first lead and the second lead of both ends connection；Wherein, temperature measurement component includes that both ends connect with first lead and the second lead respectively
The temperature element that connects and the insulating layer for being coated on temperature element periphery, wherein be respectively equipped on insulating layer for first lead and the
The first fairlead and the second fairlead that two leads pass through；First lead sequentially passes through the first fairlead, the second cavity and first
Cavity is connect with terminal box；Second lead sequentially passes through the second fairlead, third cavity and the first cavity and connect with terminal box.
Preferably, temperature element is equipped with multiple, and each temperature element is arranged along the equal spacing in length direction of temperature measuring head, and each
Temperature element is sequentially connected in series.
Preferably, the mounting hole for being fixedly connected is additionally provided in mounting disc.
Preferably, the periphery of first lead is set with the first insulation protection tube.
Preferably, the periphery of the second lead is set with the second insulation protection tube.
Preferably, insulating powder is filled in the first cavity.
Preferably, insulating powder is filled in the second cavity.
Preferably, insulating powder is filled in third cavity.
Preferably, temperature measuring head is equipped with rubber spacer close to the side of adjusting bracket.
In the present invention, by the way that an adjusting bracket is arranged, adjusting bracket includes column, is equipped in column and is connected with terminal box inner cavity
The first cavity, the periphery of column is equipped with horizontally disposed mounting disc, and mounting disc is equipped with along the symmetrical cloth of column axial line
The first threaded hole and the second threaded hole set are separately installed with the first adjusting screw rod and in the first threaded hole and the second threaded hole
Two adjusting screw rods；First adjusting screw rod and the second adjusting screw rod it is internal be respectively equipped with the second cavity be connected with first passage and
Third cavity；Temperature measuring head is set as elastic strip body, and adjusts it with the column of adjusting bracket, the first adjusting screw rod and second respectively
Screw rod connection is saved, and the first adjusting screw rod, the second adjusting screw rod and column are respectively positioned on the center line of temperature measuring head length direction.It is logical
This structure setting is crossed, so that the thermal resistance when measuring the measured object of arcuate structure, is adjusted using the first adjusting screw rod and second
Section screw rod cooperates in the first threaded hole and the second threaded hole, temperature measuring head can be pushed to deform, so that temperature measuring head is to tested
The outer surface of object carries out clad type contact, and covering property contacts the response speed that temperature element can be improved in thermometric, improves thermometric
Sensitivity and accuracy, to improve the reliability of thermometric.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of end face thermal resistance proposed by the present invention；
Fig. 2 is the structural schematic diagram of temperature measuring head described in a kind of end face thermal resistance proposed by the present invention.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
As shown in Figs. 1-2, Fig. 1 is a kind of structural schematic diagram of end face thermal resistance proposed by the present invention；Fig. 2 mentions for the present invention
The structural schematic diagram of temperature measuring head described in a kind of end face thermal resistance out.
Referring to Fig.1-2, a kind of end face thermal resistance that the embodiment of the present invention proposes, including：Terminal box 1, adjusting bracket 2 and thermometric
First 3, wherein：
One end of adjusting bracket 2 is connect with terminal box 1, and adjusting bracket 2 includes column 21, be equipped in column 21 in terminal box 1
First cavity of chamber conducting, the periphery of column 21 are equipped with horizontally disposed mounting disc 22, and mounting disc 22 is equipped with for fixing
The mounting hole of connection, the first threaded hole and the second threaded hole being arranged symmetrically along 21 axial line of column, the first threaded hole and
The first adjusting screw rod 23 and the second adjusting screw rod 24 are separately installed in two threaded holes；First adjusting screw rod 23 and second adjusts spiral shell
Bar 24 is internal to be respectively equipped with the second cavity and third cavity be connected with first passage.
Temperature measuring head 3 is elastic strip body, and the first adjusting screw rod 23, the second adjusting screw rod 24 and column 21 are separate far from adjusting
One end of terminal box 1 is connect with temperature measuring head 3 respectively, and the first adjusting screw rod 23, the second adjusting screw rod 24 and the equal position of column 21
In on the center line of 3 length direction of temperature measuring head；Temperature measuring head 3 includes elastic sheet metal 31, the survey being inlaid in elastic sheet metal 31
Warm component 32, and the first lead 33 being connect respectively with resistor assembly both ends and the second lead 34；Wherein, temperature measurement component 32 wraps
Include the temperature element 321 and be coated on 321 periphery of temperature element that both ends are connect with first lead 33 and the second lead 34 respectively
Insulating layer 322, wherein be respectively equipped on insulating layer 322 the first fairlead passed through for first lead 33 and the second lead 34 and
Second fairlead；The periphery of first lead 33 is set with the first insulation protection tube, first lead 33 sequentially pass through the first fairlead,
Second cavity and the first cavity are connect with terminal box 1；The periphery of second lead 34 is set with the second insulation protection tube, the second lead
34 sequentially pass through the second fairlead, third cavity and the first cavity connect with terminal box 1.
In the present embodiment, temperature element 321 be equipped with it is multiple, each temperature element 321 is along between length direction of temperature measuring head 3 etc.
Away from arrangement, and each temperature element 321 is sequentially connected in series, and realizes multiple temperature measuring points, to improve the accuracy of thermometric.In addition, temperature measuring head 3
It is equipped with rubber spacer close to the side of adjusting bracket 2, the outer surface of temperature measuring head 3 can be protected by the setting of rubber spacer
Shield.
In another embodiment, insulating powder is filled in the first cavity, the second cavity and third cavity.
The present invention by setting one adjusting bracket 2, temperature measuring head 3 is set as elastic strip body, and make its respectively with adjusting bracket 2
Column 21, the first adjusting screw rod 23 and the connection of the second adjusting screw rod 24, and the first adjusting screw rod 23,24 and of the second adjusting screw rod
Column 21 is respectively positioned on the center line of 3 length direction of temperature measuring head.By this structure setting, so that the thermal resistance is in measurement arc
When the measured object of structure, matched in the first threaded hole and the second threaded hole using the first adjusting screw rod 23 and the second adjusting screw rod 24
It closes, temperature measuring head 3 can be pushed to deform, so that temperature measuring head 3 carries out clad type contact to the outer surface of measured object, covering property is connect
The response speed of temperature element 321 can be improved in thermometric for touching, the sensitivity and accuracy of thermometric be improved, to improve thermometric
Reliability.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of end face thermal resistance, which is characterized in that including：Terminal box (1), adjusting bracket (2) and temperature measuring head (3), wherein：
One end of adjusting bracket (2) is connect with terminal box (1), and adjusting bracket (2) includes column (21), is equipped in column (21) and wiring
First cavity of box (1) inner cavity conducting, the periphery of column (21) is equipped with horizontally disposed mounting disc (22), in mounting disc (22)
Equipped with the first threaded hole and the second threaded hole being arranged symmetrically along column (21) axial line, the first threaded hole and the second threaded hole
Inside it is separately installed with the first adjusting screw rod (23) and the second adjusting screw rod (24)；First adjusting screw rod (23) and the second adjusting screw rod
(24) internal to be respectively equipped with the second cavity and third cavity be connected with the first cavity；
Temperature measuring head (3) is elastic strip body, and the first adjusting screw rod (23), the second adjusting screw rod (24) and column (21) are far from adjusting
One end far from terminal box (1) is connect with temperature measuring head (3) respectively, and the first adjusting screw rod (23), the second adjusting screw rod (24)
It is respectively positioned on column (21) on the center line of temperature measuring head (3) length direction；
Temperature measuring head (3) includes elastic sheet metal (31), the temperature measurement component (32) being inlaid in elastic sheet metal (31), and respectively
The first lead (33) and the second lead (34) being connect with resistor assembly both ends；Wherein, temperature measurement component (32) includes both ends difference
The temperature element (321) that connect with first lead (33) and the second lead (34) and it is coated on the exhausted of temperature element (321) periphery
Edge layer (322), wherein be respectively equipped with first passed through for first lead (33) and the second lead (34) on insulating layer (322) and draw
Portal and the second fairlead；First lead (33) sequentially passes through the first fairlead, the second cavity and the first cavity and terminal box (1)
Connection；Second lead (34) sequentially passes through the second fairlead, third cavity and the first cavity and connect with terminal box (1).
2. end face thermal resistance according to claim 1, which is characterized in that temperature element (321) is equipped with multiple, each thermometric member
Part (321) is arranged along the equal spacing in length direction of temperature measuring head (3), and each temperature element (321) is sequentially connected in series.
3. end face thermal resistance according to claim 1, which is characterized in that mounting disc is additionally provided on (22) for being fixedly connected
Mounting hole.
4. end face thermal resistance according to claim 2, which is characterized in that the periphery of first lead (33) is set with first absolutely
Edge protection pipe.
5. end face thermal resistance according to claim 4, which is characterized in that the periphery of the second lead (34) is set with second absolutely
Edge protection pipe.
6. end face thermal resistance according to claim 2, which is characterized in that be filled with insulating powder in the first cavity.
7. end face thermal resistance according to claim 6, which is characterized in that be filled with insulating powder in the second cavity.
8. end face thermal resistance according to claim 7, which is characterized in that be filled with insulating powder in third cavity.
9. end face thermal resistance according to claim 1 to 8, which is characterized in that temperature measuring head (3) is close to adjusting bracket
(2) side is equipped with rubber spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510702779.6A CN105258818B (en) | 2015-10-23 | 2015-10-23 | A kind of end face thermal resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510702779.6A CN105258818B (en) | 2015-10-23 | 2015-10-23 | A kind of end face thermal resistance |
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| Publication Number | Publication Date |
|---|---|
| CN105258818A CN105258818A (en) | 2016-01-20 |
| CN105258818B true CN105258818B (en) | 2018-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510702779.6A Active CN105258818B (en) | 2015-10-23 | 2015-10-23 | A kind of end face thermal resistance |
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| CN203705065U (en) * | 2013-11-29 | 2014-07-09 | 彩虹显示器件股份有限公司 | Thermocouple clamping device |
| CN204373798U (en) * | 2015-02-09 | 2015-06-03 | 浙江伦特机电有限公司 | Clamping hoop type surface temperature sensor |
| CN204612816U (en) * | 2015-05-26 | 2015-09-02 | 广东大唐国际潮州发电有限责任公司 | Universal flat-crushing type temperature heat collector |
| RU2561797C1 (en) * | 2014-04-29 | 2015-09-10 | Закрытое акционерное общество Специализированное конструкторское бюро "Термоприбор" | Adjusting device for surface temperature measurement sensor |
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2015
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Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2757103Y (en) * | 2004-11-25 | 2006-02-08 | 李春 | Pipe clip mounting type temperature sensor |
| JP2008232620A (en) * | 2007-02-20 | 2008-10-02 | Takasago Thermal Eng Co Ltd | Thermometer for measuring surface temperature of curved surface, method of implementing the thermometer for measuring surface temperature of curved surface of object to be measured with fluid flowing therein, and method of measuring surface temperature of object to be measured having curved surface with fluid flowing therein |
| CN201184825Y (en) * | 2008-02-26 | 2009-01-21 | 致惠科技股份有限公司 | Structure improvement contacted by electric thermo-couple |
| CN201464070U (en) * | 2009-09-07 | 2010-05-12 | 瓮福（集团）有限责任公司 | Thermocouple element for measuring temperature on pipeline surface |
| CN202177469U (en) * | 2011-08-19 | 2012-03-28 | 宁波钢铁有限公司 | Device capable of measuring wall temperature of curved surface in heat-insulation layer |
| CN203148582U (en) * | 2012-11-07 | 2013-08-21 | 成都飞机设计研究所 | Non-adhibition type surface temperature-measuring thermocouple |
| CN203083729U (en) * | 2013-01-10 | 2013-07-24 | 淄博飞雁先行测控技术有限公司 | An anchor-ear thermocouple |
| CN203705065U (en) * | 2013-11-29 | 2014-07-09 | 彩虹显示器件股份有限公司 | Thermocouple clamping device |
| CN203688091U (en) * | 2014-01-20 | 2014-07-02 | 宁波奥崎仪表成套设备有限公司 | Fixing device for metal wall temperature measuring end of armored thermocouple |
| RU2561797C1 (en) * | 2014-04-29 | 2015-09-10 | Закрытое акционерное общество Специализированное конструкторское бюро "Термоприбор" | Adjusting device for surface temperature measurement sensor |
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| Publication number | Publication date |
|---|---|
| CN105258818A (en) | 2016-01-20 |
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Effective date of registration: 20181011 Address after: 239300 Tianchang Economic Development Zone, Chuzhou, Anhui Province, north of Weiyi Road, east of five road. Applicant after: Anhui Lande Automation Technology Co., Ltd. Address before: 239300 Tianchang Economic Development Zone, Chuzhou, Anhui Province, north of Weiyi Road, east of five road. Applicant before: Anhui Land Instrument Co., Ltd. |
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