CN207717247U - A kind of embedded evaporator temperature sensor - Google Patents
A kind of embedded evaporator temperature sensor Download PDFInfo
- Publication number
- CN207717247U CN207717247U CN201721735794.1U CN201721735794U CN207717247U CN 207717247 U CN207717247 U CN 207717247U CN 201721735794 U CN201721735794 U CN 201721735794U CN 207717247 U CN207717247 U CN 207717247U
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- sensor
- internal model
- thermistor
- outer housing
- evaporator temperature
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Abstract
The utility model provides a kind of embedded evaporator temperature sensor, it is characterised in that:Including sensor outer housing, sensor internal model, thermistor, the sensor internal model is weldingly connected with thermistor, the sensor internal model is connected by epoxy resin layer with both ends inside sensor outer housing respectively with thermistor, the cable clamping interface being connected respectively with thermistor with sensor internal model equipped with axially disposed and both ends in the sensor outer housing, the sensor internal model is equipped with rubber washer away from one end of sensor outer housing, and the rubber washer is equipped with contact pin pedestal away from one end of sensor internal model.The Sensor Design avoids similar sensor using high-temperature injection to conducting wire thermal damage well; rush glue stress; insulation and pressure resistance etc. potential risk, the effective protection long-term durable reliability of Sensor core sensing element, belong to automobile air-conditioning evaporator temperature sensor field.
Description
Technical field
The utility model is related to automobile air-conditioning evaporator temperature sensor fields, are specifically related to a kind of embedded evaporator
Temperature sensor.
Background technology
Automobile air-conditioning evaporator sensor is divided to plug-in type and surface-type two kinds of forms, surface-type sensor traditional design due to
Connector, which needs to crimp its conducting wire, leads to that limitation is big, encapsulation is excessive, in practical applications due to compressor of air conditioner control strategy
Fast cooling, sensor response time is needed not to catch up with, air-conditioning system condenser meeting moment frosting, passes simultaneously under extreme case
Design surface formula evaporator sensor of uniting dismounting is inconvenient, and maintenance cost is high.
Utility model content
In order to overcome the deficiencies of the prior art, the utility model provides it is a kind of can reduce injection molding and rush glue stress, insulation and
Pressure-resistant reliability is high, high sensitivity, a kind of resistance embedded evaporator temperature sensing minimum to conducting wire and resin seal damage
Device.
The utility model provides a kind of embedded evaporator temperature sensor, it is characterised in that:Including sensor outer housing, pass
Sensor internal model, thermistor, the sensor internal model are weldingly connected with thermistor, the sensor internal model and thermistor point
It is not connected with both ends inside sensor outer housing by epoxy resin, axially disposed and both ends is equipped in the sensor outer housing
The cable clamping interface being connected respectively with thermistor with sensor internal model, the sensor internal model are equipped with away from one end of sensor outer housing
Rubber washer, the rubber washer are equipped with contact pin pedestal away from one end of sensor internal model.
In the above-mentioned technical solutions, a kind of embedded evaporator temperature sensor, it is characterised in that：The sensing
Device shell is a cylindrical structure with radian, and one end that the sensor outer housing is connected with sensor internal model is additionally provided with and docks
The connector interface of part harness connection.
In the above-mentioned technical solutions, a kind of embedded evaporator temperature sensor, it is characterised in that：The sensing
Device internal model is the structure by sensor contact pin and plastics integrated injection molding.
In the above-mentioned technical solutions, a kind of embedded evaporator temperature sensor, it is characterised in that：The temperature-sensitive
Resistance is NTC thermistor, including NTC sensitive chips, high temperature wire, scolding tin, and the NTC sensitive chips and high temperature wire pass through
Scolding tin is weldingly connected, and epoxy resin is equipped with outside the thermistor.
The utility model has the beneficial effects that：Such surface-type evaporator sensor uses high temperature thin wire, embedded dress
Enter sensor outer housing, fixed, sealed by epoxy resin, it is ensured that the reliability of assembly and the reaction time being exceedingly fast, same to fashionable dress
It is easy with dismounting, maintenance cost is lower, and the Sensor Design also avoids similar sensor and utilizes high-temperature injection pair well
The thermal damage of conducting wire rushes glue stress, it is thus also avoided that insulation and pressure resistance etc. potential risk, effective protection Sensor core are quick
The long-term durable reliability of sensing unit.
Description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model structure diagram；
Fig. 3 is the utility model section figure；
Fig. 4 is the utility model thermistor schematic diagram；
Fig. 5 is the utility model internal model structure side view；
Fig. 6 is the utility model filling position figure；
Specific implementation mode
The utility model is further illustrated with reference to the accompanying drawings and examples.
As shown in Figs. 1-3, including sensor outer housing 10, sensor internal model 20, thermistor 30, the sensor internal model
20 be weldingly connected with thermistor 30 after in embedded loadings sensor outer housing 10, the sensor internal model 20 and thermistor 30
It is connected respectively with 10 inside both ends of sensor outer housing by epoxy resin 40, the sensor internal model 20 deviates from sensor outer housing
10 one end is equipped with rubber washer 50.
The sensor outer housing 10 is a band radian cylindrical structure, be equipped in sensor outer housing 10 it is axially disposed,
And the cable clamping interface 11 that both ends are connected with sensor internal model 20 with thermistor 30 respectively, cable clamping interface 11 facilitate high temperature wire 32 to put
Enter, keep conducting wire be not scraped off and destroy, one end that the sensor outer housing 10 is connected with sensor internal model 20 be additionally provided with it is right
The connector interface 12 of fitting (not shown) harness connection.
As shown in figure 4, the thermistor 30 is NTC thermistor, including NTC sensitive chips 31, high temperature wire 32, weldering
Tin 33, the NTC sensitive chips 31 and high temperature wire 32 are welded by scolding tin 33, then are encapsulated by epoxy resin 40.
As shown in figure 5, the structure of sensor internal model 20, including a pair of of knife-edge structure sensor contact pin 21 pass through 22 note of plastics
Modeling is completed, and sensor internal model is welded with thermistor.
As shown in fig. 6, after the completion of sensor internal model 20 is assembled, is filled with epoxy resin 40 and completes sealing fixation, it is ensured that
Interconnecting piece and lead will not loosen.
After 40 sealing position of the epoxy resin is fully cured, the rubber washer 50 is deviated from mounted in sensor internal model 20
For sealing on one end of sensor outer housing 10, the rubber washer 50 is additionally provided with sensor away from one end of sensor internal model 20
With the contact pin pedestal 60 of HVAC system (not shown) Matching installation.
A kind of embedded evaporator temperature sensor of the utility model, it is ensured that sensor internal model 20 is during the installation process
It will not loosen, while thermistor 30 is installed accurately.The Sensor Design avoids similar sensor and utilizes height well
Temperature injection molding rushes glue stress to conducting wire thermal damage, insulation and pressure resistance etc. potential risk, and effective protection Sensor core is sensitive
The long-term durable reliability of element.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass, is equally included in the patent within the scope of the utility model.
Claims (4)
1. a kind of embedded evaporator temperature sensor, it is characterised in that:Including sensor outer housing (10), sensor internal model
(20), thermistor (30), the sensor internal model (20) are weldingly connected with thermistor (30), the sensor internal model (20)
It is connected respectively with the internal both ends of sensor outer housing (10) by epoxy resin (40) with thermistor (30), the sensor outer housing
(10) cable clamping interface being connected respectively with thermistor (30) with sensor internal model (20) equipped with axially disposed and both ends in
(11), the sensor internal model (20) is equipped with rubber washer (50), the rubber washer away from one end of sensor outer housing (10)
(50) one end for deviating from sensor internal model (20) is equipped with contact pin pedestal (60).
2. a kind of embedded evaporator temperature sensor according to claim 1, it is characterised in that：The sensor outer housing
(10) it is a cylindrical structure with radian, one end that the sensor outer housing (10) is connected with sensor internal model (20) is additionally provided with
The connector interface (12) being connect with interfacing part harness.
3. a kind of embedded evaporator temperature sensor according to claim 1, it is characterised in that：The sensor internal model
(20) for by the structure of sensor contact pin (21) and plastics (22) integrated injection molding.
4. a kind of embedded evaporator temperature sensor according to claim 1, it is characterised in that：The thermistor
(30) it is NTC thermistor, including NTC sensitive chips (31), high temperature wire (32), scolding tin (33), the NTC sensitive chips
(31) it is weldingly connected by scolding tin (33) with high temperature wire (32), epoxy resin (40) is equipped with outside the thermistor (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721735794.1U CN207717247U (en) | 2017-12-13 | 2017-12-13 | A kind of embedded evaporator temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721735794.1U CN207717247U (en) | 2017-12-13 | 2017-12-13 | A kind of embedded evaporator temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207717247U true CN207717247U (en) | 2018-08-10 |
Family
ID=63055723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721735794.1U Active CN207717247U (en) | 2017-12-13 | 2017-12-13 | A kind of embedded evaporator temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207717247U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111103064A (en) * | 2019-11-26 | 2020-05-05 | 惠州嘉科实业有限公司 | Temperature sensor |
-
2017
- 2017-12-13 CN CN201721735794.1U patent/CN207717247U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111103064A (en) * | 2019-11-26 | 2020-05-05 | 惠州嘉科实业有限公司 | Temperature sensor |
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