CN201622136U - High-performance platinum thermal resistance temperature sensor - Google Patents
High-performance platinum thermal resistance temperature sensor Download PDFInfo
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- CN201622136U CN201622136U CN2010201072606U CN201020107260U CN201622136U CN 201622136 U CN201622136 U CN 201622136U CN 2010201072606 U CN2010201072606 U CN 2010201072606U CN 201020107260 U CN201020107260 U CN 201020107260U CN 201622136 U CN201622136 U CN 201622136U
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Abstract
The utility model relates to a high-performance platinum thermal resistance temperature sensor, which comprises a metal sheath, a platinum thermal resistance chip and a mounting base, wherein the platinum thermal resistance chip is fixed in the metal sheath, and the mounting base is fixedly assembled with the metal sheath. The platinum thermal resistance chip is fixedly welded on a circuit board, a metal sheath port is led via a conductive lead of the circuit board, the metal sheath filled with thermal conductive materials is integrally fixed with the mounting base, and a serpentine conductive copper-coated layer is covered on the circuit board from a pin welding spot of the platinum thermal resistance chip to a conductive lead welding spot. The technical scheme of the high- performance platinum thermal resistance temperature sensor has high temperature resistance and adaptability of sharp temperature change, increases shock and impact resistance, anti-static property and voltage surge resistance, and then can sufficiently finish tasks of detecting and monitoring temperature randomly in severe work states, such as large or super-large traction electric motors and the like.
Description
Technical field
The utility model relates to the thermistor is the high precision thermosensitive resistor temperature sensor that temperature sensing device constitutes.
Background technology
The platinum thermistor is because of having good stable and consistance, so platinum resistance sensor has very high temperature sensing precision, be widely used in as every field such as electric power, machinery, chemical industry, metallurgy, its typical main-body structure is: the platinum thermistor places the metal protecting tube inner tip, the sealing of casing pack heat-conducting glue, curing, platinum thermistor welding teflon lead is drawn metal protecting tube, by the lead outlet of hardening agent closed metal pillar.Although platinum resistance sensor has the higher detection precision than the sensor of other structure, but technology develop rapidly along with each big field, existing platinum resistance sensor technical feature difficulty satisfies the demands, as bearing to large-scale traction electric machine, winding and iron core etc. partly carry out temperature monitoring, just require platinum resistance sensor to have higher monitoring accuracy and sensitivity, also need have due anti-vibration intensity, impact strength, wide spectrum Electro Magnetic Compatibility and stand harsh atmospheric exposure test etc., therefore existing platinum resistance sensor is anxious on structure construction waits to improve.
Summary of the invention
Goal of the invention of the present utility model is to provide a kind of and improves weatherability, resistance to impact and anti-vibration intensity, to guarantee the high-performance platinum resistance sensor of high Precision Detection.The high-performance platinum resistance sensor technical scheme that the utility model provides, its major technique content is: a kind of high-performance platinum resistance sensor, its composition includes protective metal shell, the mounting seat that fixedly places the platinum thermistor chip in the protective metal shell and fix assembling with protective metal shell, the platinum thermistor chip fixedly is welded on wiring board, draw the protective metal shell port by the conductive lead wire of wiring board, the protective metal shell and the mounting seat that are filled with Heat Conduction Material are fixed as one, and are covered with on the wiring board wherein by platinum thermistor chip pin solder joint to the snakelike conduction of conductive lead wire solder joint to cover the copper layer.
In above-mentioned overall technical architecture, it is that the serrate conduction is covered the copper layer that the snakelike conduction that is covered with on the wiring board is covered the copper layer.
In above-mentioned overall technical architecture, in order further to improve detection sensitivity, protective metal shell constitutes jointly by the aluminum or aluminum alloy temperature-sensitive tube head on top with the metal protecting tube of this temperature-sensitive tube head fixed seal connection, and the platinum thermistor chip is fixed in the aluminum or aluminum alloy temperature-sensitive tube head.
In above-mentioned overall technical architecture, this high-performance platinum resistance sensor also is provided with external plug-in mounting cable plug, this cable plug adapter sleeve is equipped with the connection lead of fire-retardant pillar, fire-retardant pillar end be connected suit reducing type metal intubate between the lead, the connection lead is passed and the suit high-temperature seal ring by the narrow mouth of pipe of metal intubate, the conductor shielding layer turns up and constitutes the external shielding layer of the narrow mouth of pipe of metal intubate in the narrow mouth of pipe of metal intubate, plug-in mounting is inserted in the mounting seat mounting hole, is installed by the hardening agent sealing.
High-performance platinum resistance sensor technical scheme provided by the utility model, have high temperature resistant and adaptability jump in temperature, when in detecting the space, jump in temperature occurring, this wiring board provides with snakelike conductive copper coat structure and has expanded or the abundant buffering surplus of contraction change thereupon, and serpentine configuration increases the bond area that conduction is covered copper layer and wiring board greatly, its antidetonation and impact resistance have been improved on the one hand, especially adopt the serrate conduction to cover copper layer structure, when the superpotential situation occurring, the external point discharge of sawtooth tip portion, thereby guarantee the job stability of a whole set of sensor device, improved its antistatic and proof voltage impact property.Because the many-sided technical feature of this high-performance platinum resistance sensor has obtained effective raising, thereby can fully be satisfied with as large-scale or ultra-large type traction electric machine and equal temperature in the abominable duty with machine testing and monitoring task.
Description of drawings
Fig. 1 and Fig. 2 are respectively the sectional structure chart and the plan structure figure of this high-performance platinum resistance sensor
Fig. 3 cuts open amplification view for the office on this high-performance platinum resistance sensor top
Fig. 4 is that to have three cover high-performance platinum resistance sensors be the total structure figure of 3 sensing measurements of realization of one.
Embodiment
As shown in Figure 1, the high-performance platinum resistance sensor that the utility model provides, its contexture includes protective metal shell, places the continuous conductor part that is electrically connected of platinum thermistor chip 1, mounting seat 4 and realization platinum thermistor chip 1 in the protective metal shell, and the outside surface of protective metal shell scribbles nanoscale corrosion resistant coating.In this enforcement structure, protective metal shell has adopted the structure by the fixing assembling of split assembly, this assembly includes the temperature-sensitive tube head 2 and the metal protecting tube 3 on top, the butt end of temperature-sensitive tube head 2 and metal protecting tube 3 cooperates the formation that is connected to one through interference, temperature-sensitive tube head 2 wherein adopts is that metallic aluminium or the aluminum alloy materials that heat conductivility is higher than 10 times of stainless steel materials commonly used made, the inner chamber of temperature-sensitive tube head 2 pours into heat-conducting glue with platinum thermistor chip 1 fixing midline position wherein, platinum thermistor chip 1 is welded on wiring board 5, draw by metal protecting tube 3 ports through conductive lead wire 6, be filled with behind the insulating heat-conductive dusty material fixing and be one in the metal protecting tube 3 by the hardening agent sealing and curing with mounting seat 4; Be covered with on the wiring board 5 wherein by platinum thermistor chip pin solder joint to the snakelike conduction of conductive lead wire solder joint and cover copper layer 50; among the embodiment as shown in Figure 3; this snakelike conduction is covered copper layer 50 and is specially serrate and covers the copper layer; its tip portion produces point discharge in overvoltage condition, thereby the protection package unit is not damaged.As shown in Figure 4 be at large-scale traction electric machine, simultaneously to the two bearings of large-scale traction electric machine and 3 detecting positions of winding put implement temperature detection have the high-performance platinum resistance sensor of three check points in one, its outer link has adopted standard plug-in mounting cable plug 12, cable plug 12 adapter sleeves are equipped with the connection lead 8 of fire-retardant pillar 7, fire-retardant pillar 7 ends be connected suit reducing type metal intubate 9 between the lead 8, connection lead 8 is passed and suit high-temperature seal ring 10 by the narrow mouth of pipe of metal intubate 9, connecting lead 8 screen layers 11 turns up in the external shielding layer of the narrow mouth of pipe of the narrow pipe of metal intubate portion formation metal intubate, common fastening plug-in mounting is inserted in mounting seat 4 mounting holes, by installing of 4 realizations of hardening agent sealing mounting seat and mounting seat 4.These three check points adopt a shape structure of two three fens star connector nodes in the high-performance platinum resistance sensor of one, be connected to first three fens star connectors 13 by the connection lead 8 of cable plug 12 through being set with fire-retardant pillar 7, a connection lead 8 through being set with fire-retardant pillar 7 in two branches of this three fens star connectors 13 is connected on the temperature sensor mounting seat 16 of holding as bearing N, another connection lead 8 through being set with fire-retardant pillar 7 connects second three fens star connector 14, the connection lead 8 of one branch of this three fens star connectors 14 through being set with fire-retardant pillar 7 is connected on the mounting seat 17 as bearings D end temperature sensor, the connection lead 8 of another branch through being set with fire-retardant pillar 7 is fixed on the mounting seat 18 as the stator winding temperature sensor, and the metal protecting tube of this stator winding temperature sensor is provided with support ring 15; The temperature sensor of diaxon socket end is parallel and is provided with dorsad.
Claims (5)
1. high-performance platinum resistance sensor, the mounting seat that its composition includes protective metal shell, fixedly places the platinum thermistor chip in the protective metal shell and fix assembling with protective metal shell, the platinum thermistor chip fixedly is welded on wiring board, draw the protective metal shell port by the conductive lead wire of wiring board, the protective metal shell and the mounting seat that are filled with Heat Conduction Material are fixed as one, and it is characterized in that being covered with on the wiring board wherein by platinum thermistor chip pin solder joint to the snakelike conduction of conductive lead wire solder joint covering the copper layer.
2. high-performance platinum resistance sensor according to claim 1 is characterized in that it is that the serrate conduction is covered the copper layer that the snakelike conduction that is covered with on the wiring board is covered the copper layer.
3. high-performance platinum resistance sensor according to claim 1, it is characterized in that protective metal shell constitutes jointly by the aluminum or aluminum alloy temperature-sensitive tube head on top with the metal protecting tube of this temperature-sensitive tube head fixed seal connection, the platinum thermistor chip is fixed in the aluminum or aluminum alloy temperature-sensitive tube head.
4. high-performance platinum resistance sensor according to claim 1, it is characterized in that this high-performance platinum resistance sensor also is provided with external plug-in mounting cable plug, this cable plug adapter sleeve is equipped with the connection lead of fire-retardant pillar, fire-retardant pillar end be connected suit reducing type metal intubate between the lead, the connection lead is passed and the suit high-temperature seal ring by the narrow mouth of pipe of metal intubate, the conductor shielding layer turns up and constitutes the external shielding layer of the narrow mouth of pipe of metal intubate in the narrow mouth of pipe of metal intubate, plug-in mounting is inserted in the mounting seat mounting hole, is installed by the hardening agent sealing.
5. high-performance platinum resistance sensor according to claim 4, it is characterized in that this high-performance platinum resistance sensor constitutes the shape structure that three check points are one by two three fens star connector nodes, promptly be connected to first three fens star connectors (13) by the connection lead (8) of cable plug (12) through being set with fire-retardant pillar (7), this three minutes star connector (13) two branches in a connection lead through being set with fire-retardant pillar be connected on the temperature sensor mounting seat (16) as bearing N end, another connection lead through being set with fire-retardant pillar connects second three fens star connector (14), this three minutes star connector (14) the connection lead of a branch through being set with fire-retardant pillar be connected on the mounting seat (17) as bearings D end temperature sensor, the connection lead fixed of another branch through being set with fire-retardant pillar is on the mounting seat (18) as the stator winding temperature sensor, and the metal protecting tube of this stator winding temperature sensor is provided with support ring (15); The temperature sensor of diaxon socket end is parallel and is provided with dorsad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201072606U CN201622136U (en) | 2010-01-30 | 2010-01-30 | High-performance platinum thermal resistance temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201072606U CN201622136U (en) | 2010-01-30 | 2010-01-30 | High-performance platinum thermal resistance temperature sensor |
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| Publication Number | Publication Date |
|---|---|
| CN201622136U true CN201622136U (en) | 2010-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201072606U Expired - Lifetime CN201622136U (en) | 2010-01-30 | 2010-01-30 | High-performance platinum thermal resistance temperature sensor |
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| Country | Link |
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| CN (1) | CN201622136U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017929A (en) * | 2012-12-18 | 2013-04-03 | 杨晶 | High sealed platinum resistor temperature sensor |
| CN103033280A (en) * | 2012-12-18 | 2013-04-10 | 杨晶 | High-sensitivity thermal-response platinum resistor temperature sensor |
| CN103698042A (en) * | 2013-12-03 | 2014-04-02 | 天津航空机电有限公司 | High-temperature temperature sensor |
| CN104985396A (en) * | 2015-06-26 | 2015-10-21 | 宁波南车时代传感技术有限公司 | Novel probe body and machining method thereof |
| CN105207359A (en) * | 2015-09-22 | 2015-12-30 | 上海倍肯机电科技有限公司 | Transmission line safety protection device |
| CN109029750A (en) * | 2018-07-26 | 2018-12-18 | 上海盛高新能源有限公司 | A kind of high temperature resistant protecting against shock temperature detection plate |
-
2010
- 2010-01-30 CN CN2010201072606U patent/CN201622136U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017929A (en) * | 2012-12-18 | 2013-04-03 | 杨晶 | High sealed platinum resistor temperature sensor |
| CN103033280A (en) * | 2012-12-18 | 2013-04-10 | 杨晶 | High-sensitivity thermal-response platinum resistor temperature sensor |
| CN103033280B (en) * | 2012-12-18 | 2015-01-14 | 杨晶 | High-sensitivity thermal-response platinum resistor temperature sensor |
| CN103698042A (en) * | 2013-12-03 | 2014-04-02 | 天津航空机电有限公司 | High-temperature temperature sensor |
| CN103698042B (en) * | 2013-12-03 | 2016-09-14 | 天津航空机电有限公司 | A kind of high temperature sensor |
| CN104985396A (en) * | 2015-06-26 | 2015-10-21 | 宁波南车时代传感技术有限公司 | Novel probe body and machining method thereof |
| CN105207359A (en) * | 2015-09-22 | 2015-12-30 | 上海倍肯机电科技有限公司 | Transmission line safety protection device |
| CN105207359B (en) * | 2015-09-22 | 2018-01-26 | 上海倍肯机电科技有限公司 | Transmission line safety protector |
| CN109029750A (en) * | 2018-07-26 | 2018-12-18 | 上海盛高新能源有限公司 | A kind of high temperature resistant protecting against shock temperature detection plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170811 Address after: 118000 No. 6 Factory Road, Zhenxing District, Liaoning, Dandong Patentee after: DANDONG YALUJIANG SENSITIVE CO., LTD. Address before: 118000 No. 6 Factory Road, Zhenxing District, Liaoning, Dandong Patentee before: Yang Jing |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101103 |
|
| CX01 | Expiry of patent term |