CN206891604U - A kind of high-sensitivity temperature sensor - Google Patents
A kind of high-sensitivity temperature sensor Download PDFInfo
- Publication number
- CN206891604U CN206891604U CN201720511821.0U CN201720511821U CN206891604U CN 206891604 U CN206891604 U CN 206891604U CN 201720511821 U CN201720511821 U CN 201720511821U CN 206891604 U CN206891604 U CN 206891604U
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- China
- Prior art keywords
- sensing element
- temperature sensor
- connecting wire
- mounting seat
- rectangular recess
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Abstract
The utility model provides a kind of high-sensitivity temperature sensor, including mounting seat, sensing element, buffering spacer, encapsulating material, connecting wire, protection sleeve pipe, the beneficial effects of the utility model are：Superior performance, simple in construction, steady quality, securely and reliably；Sensing element is directly in close contact with sensed thing, and the thermal response time is fast, high sensitivity；Mounting seat positioning is convenient, solid and reliable (connection end for being directly embedded into sensed thing)；Mounting seat material is high-quality, and high mechanical strength, fatigue durability are good, heat-resisting ageing-resisting is excellent, electric insulation, sealed damp-proof；Buffering spacer material is silica gel, and color is red.The buffering spacer compressibility is high, pliability is good, and insulating properties are excellent, pressure-resistant high-low temperature resistant, Shockproof heat insulation, antistatic；Material therefor meets RoHS Directive requirement and REACH statutory standards.
Description
【Technical field】
It the utility model is related to a kind of high-sensitivity temperature sensor, more particularly to a kind of Gao Ling for new-energy automobile
Sensitivity temperature sensor.
【Background technology】
New-energy automobile be often referred to using unconventional vehicle fuel as power resources (or using routine automobile-used combustion
Material, using novel on-vehicle power set), the advanced technology in terms of the dynamic Control of comprehensive vehicle and driving, the technology of formation is former
Manage it is advanced, have new technology, the automobile of new construction.New-energy automobile mainly includes hybrid vehicle, pure electric automobile, fuel
Battery electric automobile.
The function of sensor is that the physical quantitys such as temperature, pressure, acceleration are converted into control system input electrical signal, is new
The critical component of energy automobile electronic control system.The sensor main used in new-energy automobile will include detection battery management system
The sensor for temperature of uniting, the temperature sensor for monitoring electric system, and the temperature sensor for cooling system.
The heat management function of battery management system is extremely important, is the important of measurement automobile batteries management system performance quality
Foundation.Battery system is under different operating conditions, because its own has certain internal resistance, while power output and electric energy,
Certain heat is produced, so as to produce accumulation of heat, raises battery temperature.The difference of space arrangement, also causes battery everywhere
Temperature is not consistent.When battery temperature exceeds its normal working temperature section, it is necessary to limit power work, otherwise can influence battery
Life-span.Battery management system is accurately measured and monitored to battery temperature, is effectively radiated when battery pack temperature is too high
And ventilation, to ensure being uniformly distributed for battery pack temperature field.Under cryogenic, it can quickly be heated, reach battery pack
To the state for being capable of normal work.By monitor the temperature conditions of battery, avoid the occurrence of overdischarge, overcharge, overheat and monomer electricity
The serious energy imbalance of voltage, maximally utilises battery storage capacity and cycle life between pond.
High-sensitivity temperature sensor involved by the utility model is mainly used in sensing the temperature on automobile batteries surface.I
Know, automobile batteries can generate heat in actual use and charging process, and this heating can influence the service life of battery, also can
Bring potential safety hazard.Particularly high power battery group and charging device, this heating is extremely harmful.By being close to battery table
The temperature sensor in face carrys out the heat condition of monitoring cell, can easily understand and grasp the Warm status residing for battery.Will
The signal of temperature sensor senses is transmitted to control panel, and control panel makes corresponding control action, it is ensured that battery is all the time in safety
Use state.
The mounting means of automotive temp sensor directly affects the temperature-sensitive precision and reaction speed of product.In temperature sensor
It is past if the mounting seat design of the mounting means of temperature sensor, especially temperature sensor is improper during designing and developing
Toward can cause automotive temp sensor occur in actual use fixed unstable, connection loosely, defective insulation, sealing not
It is good, flatness is not high, shock resistance collision and phenomena such as warping resistance ability, so as to cause sensitivity of the thermistor to temperature to become
Low, thermal response slows, and then has influence on the reliability and temperature-sensitive precision of temperature sensor.
【Utility model content】
The utility model purpose is that solve general temperature sensor easily consolidates during for new-energy automobile
Fixed unstable, connection is loosely, defective insulation, sealing is bad, flatness is not high, shock resistance collision and phenomena such as warping resistance ability,
So as to cause sensitivity step-down of the thermistor to temperature, thermal response slows, and then has influence on the reliable of temperature sensor
Property and temperature-sensitive precision deficiency and provide a kind of new high-sensitivity temperature sensor for new-energy automobile.
The utility model is achieved through the following technical solutions：A kind of high-sensitivity temperature sensor, including installation
Base, sensing element, buffering spacer, encapsulating material, connecting wire, protection sleeve pipe, the mounting seat profile are in rectangular substantially
Body, described one surface of cuboid are provided with rectangle boss, and rectangle boss is provided with rectangular recess, the rectangular recess
While it is provided with two through holes；Another corresponding surface of the cuboid also is provided with rectangular recess, and the two of the rectangular recess
Individual through hole is connected with two through holes above, and described rectangular recess one end is provided with connecting wire opening；
The buffering spacer is bonded in the rectangular recess bottom of rectangle boss by bonding agent, the sensing element
Inductive head is close to buffering spacer, two pins of the sensing element respectively by the through hole of rectangular recess after, pass through scolding tin
One end with connecting wire links together respectively, and the connecting wire other end peels off the insulating barrier of certain length, the stripping
Go the connecting wire cored wire of the insulating barrier of certain length to carry out tin sticky processing, and connecting wire is embedded in rectangular recess one end
Connecting wire opening in；
The protection sleeve pipe is fixed on the middle part of mounting seat, and the protection sleeve pipe entangles the inductive head of sensing element, institute
State encapsulating material and insulation-encapsulated is carried out to the sensing element pin in rectangular recess and connecting wire cored wire, and make sensitive member
Part, connecting wire and mounting seat are integral.
Further, the inductive head of the sensing element is fixed in mounting seat groove, the sensing of the sensing element
Head is provided with silicon rubber cream coat.
Further, the mounting seat material is PBT, and the PBT colors are black.
Further, the sensing element is single-ended glass seal negative tempperature coefficient thermistor.
Further, the buffering spacer material is silica gel, and the buffering spacer color is red.
Further, the encapsulating material is epoxy resin, and the epoxy resin color is black.
Further, the connecting wire is the double doublings of cross-linking radiation PE, and the connecting wire material is black polyethylene
Material.
Further, the protection sleeve pipe material is PVC heat-shrinkable T bush, and the color of the heat-shrinkable T bush is black.
The beneficial effects of the utility model are：
(1) superior performance, simple in construction, steady quality, securely and reliably；
(2) sensing element is directly in close contact with sensed thing, and the thermal response time is fast, high sensitivity；
(3) mounting seat positioning is convenient, solid and reliable (connection end for being directly embedded into sensed thing)；
(4) mounting seat material is high-quality, and high mechanical strength, fatigue durability are good, heat-resisting ageing-resisting is excellent, electric insulation, close
Envelope is moistureproof；
(5) buffering spacer material is silica gel, and color is red, and the buffering spacer compressibility is high, pliability is good, insulating properties
Can excellent, pressure-resistant high-low temperature resistant, Shockproof heat insulation, antistatic；
(6) material therefor meets RoHS Directive requirement and REACH statutory standards.
【Brief description of the drawings】
Fig. 1 is the utility model high-sensitivity temperature sensor cross section structure diagram；
Fig. 2 is the utility model high reliability temperature sensor overlooking the structure diagram；
Reference：1st, mounting seat；11st, through hole；2nd, sensing element；3rd, buffering spacer；4th, encapsulating material；5th, connection is led
Line；6th, protection sleeve pipe；7th, silicon rubber cream coat.
【Embodiment】
Below in conjunction with the accompanying drawings and embodiment is described further to the utility model：
As shown in Figure 1 and Figure 2, a kind of high-sensitivity temperature sensor, including mounting seat 1, sensing element 2, buffering spacer
3rd, encapsulating material 4, connecting wire 5, protection sleeve pipe 6, the profile of mounting seat 1 is in cuboid substantially, the cuboid one
Surface is provided with rectangle boss, and rectangle boss is provided with rectangular recess, and the rectangular recess is while be provided with two through holes
11；Another corresponding surface of the cuboid also is provided with rectangular recess, two through holes of the rectangular recess with above
Two through holes are connected, and described rectangular recess one end is provided with connecting wire opening；
The buffering spacer 3 is bonded in the rectangular recess bottom of rectangle boss, the sensing element 2 by bonding agent
Inductive head be close to buffering spacer 3, two pins of the sensing element 2 respectively by the through hole of rectangular recess after, pass through
The one end of scolding tin respectively with connecting wire 5 links together, and the other end of connecting wire 5 peels off the insulating barrier of certain length,
The cored wire of connecting wire 5 of the insulating barrier for peelling off certain length carries out tin sticky processing, and connecting wire 5 is embedded in into rectangle
In the connecting wire opening of groove one end；
The protection sleeve pipe 6 is fixed on the middle part of mounting seat 1, and the protection sleeve pipe 6 entangles the sensing of sensing element 2
Head, the encapsulating material 4 carries out insulation-encapsulated to the pin of sensing element 2 in rectangular recess and the cored wire of connecting wire 5, and makes
Sensing element 2, connecting wire 5 and mounting seat 1 are integral.
Preferably, the inductive head of the sensing element 2 is fixed in the groove of mounting seat 1, the sensing of the sensing element 2
Head is provided with silicon rubber cream coat 7.
Preferably, the material of mounting seat 1 is PBT, and the PBT colors are black.
Preferably, the sensing element 2 is single-ended glass seal negative tempperature coefficient thermistor.
Preferably, the material of buffering spacer 3 is silica gel, and the color of buffering spacer 3 is red.
Preferably, the encapsulating material 4 is epoxy resin, and the epoxy resin color is black.
Preferably, the connecting wire 5 is the double doublings of cross-linking radiation PE, and the material of connecting wire 5 is black polyethylene
Material.
Preferably, the material of protection sleeve pipe 6 is PVC heat-shrinkable T bush, and the color of the heat-shrinkable T bush is black.
The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned realities
The mode of applying carries out appropriate change and modification.Therefore, the utility model is not limited to specific implementation disclosed and described above
Mode, some modifications and changes of the present utility model should also be as falling into scope of the claims of the present utility model.
In addition, although used some specific terms in this specification, but these terms are merely for convenience of description, not to this reality
With new composition any restrictions.
Claims (8)
- A kind of 1. high-sensitivity temperature sensor, it is characterised in that：Including mounting seat, sensing element, buffering spacer, package material Material, connecting wire, protection sleeve pipe, the mounting seat profile are in cuboid, and it is convex that described one surface of cuboid is provided with rectangle Platform, rectangle boss are provided with rectangular recess, and the rectangular recess is while be provided with two through holes；The cuboid another Corresponding surface also is provided with rectangular recess, and two through holes of the rectangular recess are connected with two through holes above, the length Square groove one end is provided with connecting wire opening；The buffering spacer is bonded in the rectangular recess bottom of rectangle boss, the sensing of the sensing element by bonding agent Head is close to buffering spacer, two pins of the sensing element respectively by the through hole of rectangular recess after, distinguished by scolding tin Linked together with one end of connecting wire, the connecting wire other end peels off the insulating barrier of certain length, described to peel off one The connecting wire cored wire of the insulating barrier of measured length carries out tin sticky processing, and connecting wire is embedded in the company of rectangular recess one end Connect in wire openings；The protection sleeve pipe is fixed on the middle part of mounting seat, and the protection sleeve pipe entangles the inductive head of sensing element, the envelope Package material carries out insulation-encapsulated to the sensing element pin in rectangular recess and connecting wire cored wire, and makes sensing element, connects Connect wire and mounting seat is integral.
- 2. high-sensitivity temperature sensor according to claim 1, it is characterised in that：The inductive head of the sensing element is consolidated It is scheduled in mounting seat groove, the inductive head of the sensing element is provided with silicon rubber cream coat.
- 3. high-sensitivity temperature sensor according to claim 1, it is characterised in that：The mounting seat material is PBT.
- 4. high-sensitivity temperature sensor according to claim 1, it is characterised in that：The sensing element is single-ended glass seal Negative tempperature coefficient thermistor.
- 5. high-sensitivity temperature sensor according to claim 1, it is characterised in that：The buffering spacer material is silicon Glue.
- 6. high-sensitivity temperature sensor according to claim 1, it is characterised in that：The encapsulating material is asphalt mixtures modified by epoxy resin Fat.
- 7. high-sensitivity temperature sensor according to claim 1, it is characterised in that：The connecting wire is cross-linking radiation The double doublings of PE, the connecting wire material is black polyethylene material.
- 8. high-sensitivity temperature sensor according to claim 1, it is characterised in that：The protection sleeve pipe material is PVC Heat-shrinkable T bush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720511821.0U CN206891604U (en) | 2017-05-10 | 2017-05-10 | A kind of high-sensitivity temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720511821.0U CN206891604U (en) | 2017-05-10 | 2017-05-10 | A kind of high-sensitivity temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206891604U true CN206891604U (en) | 2018-01-16 |
Family
ID=61341965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720511821.0U Active CN206891604U (en) | 2017-05-10 | 2017-05-10 | A kind of high-sensitivity temperature sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN206891604U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267244A (en) * | 2018-03-22 | 2018-07-10 | 厦门攸信信息技术有限公司 | Temperature collecting device and system |
| CN111238685A (en) * | 2018-11-29 | 2020-06-05 | 中国电子科技集团公司第四十八研究所 | Temperature probe for outer surface of aircraft |
-
2017
- 2017-05-10 CN CN201720511821.0U patent/CN206891604U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267244A (en) * | 2018-03-22 | 2018-07-10 | 厦门攸信信息技术有限公司 | Temperature collecting device and system |
| CN108267244B (en) * | 2018-03-22 | 2024-06-04 | 厦门攸信信息技术有限公司 | Temperature acquisition device and system |
| CN111238685A (en) * | 2018-11-29 | 2020-06-05 | 中国电子科技集团公司第四十八研究所 | Temperature probe for outer surface of aircraft |
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