CN207502073U - Temperature sensor - Google Patents
Temperature sensor Download PDFInfo
- Publication number
- CN207502073U CN207502073U CN201721271557.4U CN201721271557U CN207502073U CN 207502073 U CN207502073 U CN 207502073U CN 201721271557 U CN201721271557 U CN 201721271557U CN 207502073 U CN207502073 U CN 207502073U
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- CN
- China
- Prior art keywords
- circuit board
- printed circuit
- flexible printed
- temperature sensor
- thermistor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
A kind of temperature sensor for new energy vehicle, including flexible printed circuit board, connector, the temperature sensor is flexible printed circuit board temperature sensor, the temperature sensor includes voltage acquisition unit, the voltage acquisition unit is electrically connected and is mechanically connected to the flexible printed circuit board, the flexible printed circuit board includes fusing line construction, prevents circuit from bringing safety problem in the case where overloading voltage, so as to promote the security performance of temperature sensor.
Description
Technical field
The utility model is related to the temperature sensors of new energy vehicle.
Background technology
The battery component of electric vehicle, with Global Environmental Problems and energy shortage, new-energy automobile is in this context
It comes into being.New-energy automobile mainly provides main energy sources by battery system, and the energy source of whole system is by high-voltage electrical apparatus system
System is responsible for transmission.In the operational process of Vehicular battery system, circuit easily occurs short circuit under overload current and brings safety hidden
Suffer from.
Utility model content
The purpose of this utility model is to provide a kind of temperature sensors for promoting security performance.
To achieve the above object, the utility model temperature sensor adopts the following technical scheme that：A kind of temperature sensor, packet
Include flexible printed circuit board, connector, the temperature sensor be flexible printed circuit board temperature sensor, the temperature sensor
Including voltage acquisition unit, which is electrically connected and is mechanically connected to the flexible printed circuit board, described soft
Property printed circuit board include fusing line construction.
To achieve the above object, following technical solution also can be used in the utility model temperature sensor：A kind of temperature sensing
Device, including flexible printed circuit board, connector, which is flexible printed circuit board temperature sensor, the temperature
Sensor includes voltage acquisition unit, fusing line construction, and the temperature sensor further includes connector, connector connection institute
Flexible printed circuit board and new energy battery are stated, voltage acquisition unit acquires the voltage of the new energy battery.
The utility model sets fusing line construction by flexible printed circuit board, prevents circuit from being brought in the case where overloading voltage
Safety problem, so as to promote the security performance of temperature sensor.
Description of the drawings
Fig. 1 is the partial top schematic diagram of temperature sensor；
Fig. 2 is the perspective exploded view of temperature sensor shown in Fig. 1；
Fig. 3 is the partial enlarged view of temperature sensor shown in Fig. 2.
Specific embodiment
Shown in please referring to Fig.1 to Fig.3, temperature sensor 100 can be applied to the battery temperature detection of new energy vehicle, the temperature
It spends sensor and includes flexible printed circuit board 1, connector 3, thermistor 5 and epoxy resin 7, flexible printed circuit board 1 wraps
Measuring circuit 101 is included, the welding of connector 3 is arranged on flexible printed circuit board side, for carrying out signal transmission with outside；
The welding of thermistor 5 is arranged on flexible printed circuit board, and the thermistor is electrically connected with flexible printed circuit board, is formed
Temperature collecting cell or temperature detecting unit 12 realize temperature acquisition.Using the softness of flexible printed circuit board, it is suitable for
It better contacts with measured object or is arranged according to environment to property so that temperature sensor can accurately detect measured object
Temperature.
Present embodiment temperature sensor 100 is flexible printed circuit board temperature sensor (FPCB temperature sensors), warm
It spends sensor and includes voltage acquisition unit, which is electrically connected and is mechanically connected to flexible printed circuit board.Tool
Body ground voltage collecting unit includes conductive metal sheet 11 or conducting wire, for voltage acquisition, such as collection voltages signal, the conductive gold
Belong to piece or the temperature detecting unit 12 of conducting wire and flexible printed circuit board is welded and fixed, so as to integrate electricity in flexible circuit board 1
Pressure acquisition and temperature acquisition, disclosure satisfy that voltage and the parallel acquisition of temperature；The conductive metal sheet 11 include nickel sheet, aluminium flake,
Copper sheet or other conductive metals or the conducting wire include nickel sheet, aluminium flake, copper sheet or other conductive metals, can take into account and work in 2A
Calorific value under electric current, Wen Sheng are no more than 14 degrees Celsius +/- 2 degrees Celsius；The side phase of thermistor 5 and flexible printed circuit board
Contact, and thermistor 5 and the printed wire 101 of printed circuit board 1 are welded and fixed, such as will by welding procedures such as Reflow Solderings
Thermistor is welded on above-mentioned flexible printed circuit board, and in addition thermistor 5 is in contact with the side of printed circuit board；It is conductive
The temperature detecting unit of sheet metal 11 or conducting wire and flexible printed circuit board 1 is welded and fixed, and realizes that the parallel of temperature and pressure is adopted
Collection；Conductive metal sheet 11 or conducting wire include nickel sheet, aluminium flake, copper sheet or other conductive metals, and the chip of thermistor 5 is printed with flexible
Printed circuit board is encapsulated by epoxy resin 7 and fixed, i.e., epoxy resin is covered in the outside of thermistor, realizes to thermistor
Protection, further the NTC chips of thermistor and flexible printed circuit board 1 by SMMD encapsulate fixed setting or other
In embodiment, thermistor 5 is the thin-film thermistor that the flexible printed circuit board is fixed at by PI encapsulation.
In further present embodiment, flexible printed circuit board 1 includes fusing line construction, the flexible printed circuit board
The circuit that fuses forms narrow conductive copper foil section, and to realize in current overload, circuit fuses and can not be voluntarily extensive herein
It is multiple；Specifically fusing line construction includes fusible link 1011, which is voltage acquisition fusible link, and fusing line construction includes
At least two welding pan portions 1012, at least two welding pan portion are connected to the both ends of the fusible link.In use, if hair
Raw fusing, can repair in the following manner：The mode of welding lead or conductive sheet is repaired between two pads.
Flexible printed circuit board includes at least two through-holes 103, which is located at the inverter circuit of the flexible printed circuit board
Layout area avoids the place of circuit arrangement, efficiently uses its complementary space.
Temperature sensor further includes connector, connector connection flexible printed circuit board and new energy battery, specifically
Temperature sensor includes plastic cement rivet 6 or plastic cement buckle or plastic ribbon (not shown), and the plastic cement rivet or plastic cement are buckled or mould
Glue band is as connector, the company of the through-hole and the installing plate of the new energy battery of connector connection flexible printed circuit board
Hole is connect, the firm installation of temperature sensor and new energy battery is realized, convenient for accurately detecting battery temperature.
The 104 place side of non-conductive face of flexible printed circuit board is equipped with shockproof portion, which prevents including elastic polymer
Shake pad can specifically be eliminated vibrations and temperature sensor broken including but not limited to the flexible materials such as silica gel foam or PE foams
It is bad.
Temperature sensor 100 includes bonding part, and it is corresponding with flexible print circuit board which is fixedly connected with connector 3
Position 102, the two weld or presses against junction and increases silica gel or epoxy resin or other adhesive glues to increase adhesive force, avoids
Open circuit occurs under vibration environment, the electrical performance of temperature sensor is stablized.
Claims (10)
1. a kind of temperature sensor, including flexible printed circuit board, connector, which is flexible printed circuit board temperature
Sensor is spent, the temperature sensor includes voltage acquisition unit, which is electrically connected and is mechanically connected to institute
Flexible printed circuit board is stated, the flexible printed circuit board includes fusing line construction.
2. temperature sensor as described in claim 1, which is characterized in that the fusing line construction includes fusible link, this is molten
Fracture of wire is voltage acquisition fusible link, and the voltage acquisition unit includes conductive metal sheet or conducting wire, the flexible printed circuit board
Setting is welded and fixed with the conductive metal sheet or conducting wire.
3. temperature sensor as claimed in claim 2, which is characterized in that the fusing line construction includes at least two welding
Pan portion, at least two welding pan portion are connected to the both ends of the fusible link, and the fusing circuit of flexible printed circuit board forms narrow
Narrow copper-foil conducting electricity section.
4. the temperature sensor as described in claims 1 or 2 or 3, which is characterized in that the flexible printed circuit board includes temperature-sensitive
Resistance and epoxy resin, thermistor welding are arranged on flexible printed circuit board, and the thermistor with it is described soft
Property printed circuit board be electrically connected, the epoxy resin is covered in the outside of the thermistor, so as to form temperature acquisition list
Member, the connector welding are arranged on the flexible printed circuit board side, and signal transmission is carried out with outside.
5. the temperature sensor as described in claims 1 or 2 or 3, which is characterized in that the flexible printed circuit board is included at least
Two through-holes, the through-hole are located at the inverter circuit layout area of the flexible printed circuit board.
6. a kind of temperature sensor, including flexible printed circuit board, connector, which is flexible printed circuit board temperature
Sensor is spent, the temperature sensor includes voltage acquisition unit, fusing line construction, and the temperature sensor further includes connection
Part, the connector connect the flexible printed circuit board and new energy battery, and voltage acquisition unit acquires the new energy battery
Voltage.
7. temperature sensor as claimed in claim 6, which is characterized in that the temperature sensor further includes plastic cement rivet or modeling
Glue is buckled or plastic ribbon, and as connector, which connects described soft for the plastic cement rivet or plastic cement buckle or plastic ribbon
Property printed circuit board through-hole and the new energy battery installing plate connecting hole.
8. temperature sensor as claimed in claims 6 or 7, which is characterized in that the voltage acquisition unit includes conductive metal
Piece or conducting wire, conductive metal sheet or conducting wire and the temperature detecting unit of the flexible printed circuit board are welded and fixed, in flexible wires
Voltage acquisition and temperature acquisition are integrated on the plate of road, so as to the voltage and temperature of new energy battery described in parallel acquisition.
9. temperature sensor as claimed in claim 8, which is characterized in that the flexible printed circuit board include thermistor with
And epoxy resin, the thermistor welding is arranged on flexible printed circuit board, and the thermistor and the flexible printing
Circuit board is electrically connected, and the epoxy resin is covered in the outside of the thermistor, described so as to form temperature collecting cell
Connector welding is arranged on the flexible printed circuit board side, and signal transmission is carried out with outside.
10. temperature sensor as claimed in claims 6 or 7, which is characterized in that the voltage acquisition unit includes conductive metal
Piece or conducting wire, the flexible printed circuit board include thermistor, the conductive metal sheet or the conducting wire and the flexible print
The temperature detecting unit of printed circuit board is welded and fixed；The conductive metal sheet includes nickel sheet, aluminium flake, copper sheet or, the conducting wire packet
Include nickel sheet, aluminium flake, copper sheet；The thermistor includes chip, which passes through epoxy resin with the flexible printed circuit board
Encapsulation is fixed；
Side where the non-conductive face of the flexible printed circuit board is equipped with shockproof portion, and it is shockproof which includes elastic polymer
Pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721271557.4U CN207502073U (en) | 2017-09-29 | 2017-09-29 | Temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721271557.4U CN207502073U (en) | 2017-09-29 | 2017-09-29 | Temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207502073U true CN207502073U (en) | 2018-06-15 |
Family
ID=62499796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721271557.4U Active CN207502073U (en) | 2017-09-29 | 2017-09-29 | Temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207502073U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020134981A1 (en) * | 2018-12-23 | 2020-07-02 | 宁德时代新能源科技股份有限公司 | Circuit board, use method for circuit board, battery module, and vehicle |
| CN112055478A (en) * | 2020-07-22 | 2020-12-08 | 厦门市铂联科技股份有限公司 | FPC product processing method |
-
2017
- 2017-09-29 CN CN201721271557.4U patent/CN207502073U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020134981A1 (en) * | 2018-12-23 | 2020-07-02 | 宁德时代新能源科技股份有限公司 | Circuit board, use method for circuit board, battery module, and vehicle |
| US11335960B2 (en) | 2018-12-23 | 2022-05-17 | Contemporary Amperex Technology Co., Limited | Circuit board and battery module |
| CN112055478A (en) * | 2020-07-22 | 2020-12-08 | 厦门市铂联科技股份有限公司 | FPC product processing method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |