CN207232060U - A kind of battery case dust humidity detection system - Google Patents
A kind of battery case dust humidity detection system Download PDFInfo
- Publication number
- CN207232060U CN207232060U CN201720797719.1U CN201720797719U CN207232060U CN 207232060 U CN207232060 U CN 207232060U CN 201720797719 U CN201720797719 U CN 201720797719U CN 207232060 U CN207232060 U CN 207232060U
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- Prior art keywords
- module
- battery case
- humidity
- control module
- resistance
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- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Abstract
The utility model discloses a kind of battery case dust humidity detection system, including detection module, the first control module, transmitter, receiver, the second control module and alarm module；First control module is connected with detection module and transmitter, and the second control module is connected with receiver and alarm module, and transmitter is communicated with receiver；Humidity in detection module detection battery case, and the humidity detected is transferred to the first control module, whether the humidity that the first control module judges to receive is more than preset value, if the humidity that the first control module receives is more than preset value, first control module transmits first control signal to transmitter, transmitter sends first control signal to receiver, first control signal is transmitted to the second control module by receiver, and control alarm module sends alarm after the second control module receives first control signal.
Description
【Technical field】
It the utility model is related to electric vehicle engineering field, more particularly to a kind of battery case dust humidity detection system.
【Background technology】
In recent years, new-energy automobile industry had welcome explosive growth.Battery is the core of electric automobile, and automobile work
The comprehensive embodiment of journey and electric power project engineering.Accommodating device of the battery case as power battery, its security performance also will be to electric
Performance has an important influence on, the excessive performance that may seriously affect battery of humidity in battery case.Scene and failure after sale
Find occur the phenomenon of parts oxidation inside the battery case used for a long time in investigation.Although battery case has reached dust-proof anti-
Water IP67 grades, have been effectively isolated external environment condition, but in vehicle operation, since gas spray is opened, expands with heat and contract with cold and sealed
Property bad wait influence, excessive moisture will be accumulated in battery case, high humility is easy to cause the battery short circuit in battery case, even
On fire, there are larger security risk.Existing processing mode, simply can just dismantle battery when catastrophe failure occurs in battery case
Case, is then cleared up or is replaced, but often late at this time and with uncertainty, or even to have resulted in some tight
The consequence of weight.
In consideration of it, it is really necessary to provide a kind of new battery case dust humidity detection system to overcome drawbacks described above.
【Utility model content】
The purpose of this utility model is to provide a kind of battery case dust humidity detection system, is preset when the humidity in battery case is more than
During value, can and alarm.
To achieve these goals, the utility model provides a kind of battery case dust humidity detection system, including detection module, the
One control module, transmitter, receiver, the second control module and alarm module；First control module and the detection mould
Block and the transmitter are connected, and second control module is connected with the receiver and the alarm module, the transmitter
Communicated with the receiver；Humidity in the detection module detection battery case, and the humidity detected is transferred to institute
The first control module is stated, whether the humidity that first control module judges to receive is more than preset value, if first control
The humidity that module receives is more than the preset value, and first control module transmits first control signal to the transmitter,
The transmitter sends the first control signal to the receiver, the receiver and is transmitted to the first control signal
Second control module, second control module control the alarm module to send after receiving the first control signal
Alarm.
In a preferred embodiment, the detection module includes humidity sensor, operational amplifier, first to fourth
Resistance and power supply；The inverting input of the operational amplifier is connected with the first end of the humidity sensor, and the humidity passes
The second end of sensor is connected with the power supply, and the inverting input of the operational amplifier is also grounded by the first resistor,
The in-phase input end of the operational amplifier is connected by the second resistance with the power supply, the same phase of the operational amplifier
Input terminal is also grounded by the 3rd resistor, and the output terminal of the operational amplifier passes through the 4th resistance and the computing
The in-phase input end of amplifier is connected, and the output terminal of the operational amplifier is also connected with first control module.
In a preferred embodiment, the humidity that the humidity sensor senses is bigger, the humidity sensor
Resistance value is bigger.
In a preferred embodiment, the alarm module includes audible alarm unit；The audible alarm unit bag
Include the first electronic switch, the 5th resistance, buzzer and the 6th resistance；The first end of first electronic switch passes through the described 5th
Resistance is connected with control signal, and the second end of first electronic switch is connected by the buzzer with the power supply, institute
The 3rd end for stating the first electronic switch passes through the 6th resistance eutral grounding；The control signal and the second control module phase
Even.
In a preferred embodiment, the alarm module further includes light alarm unit；The light alarm unit includes
Second electronic switch, the 7th resistance, light emitting diode and the 8th resistance；The first end of second electronic switch passes through described
Seven resistance are connected with control signal, and the second end of second electronic switch is connected with the cathode of the light emitting diode, institute
The anode for stating light emitting diode is connected with the power supply, and the 3rd end of second electronic switch is connect by the 8th resistance
Ground.
In a preferred embodiment, first electronic switch and second electronic switch are three pole of NPN type
First end, second end and the 3rd end of pipe, first electronic switch and second electronic switch correspond respectively to triode
Base stage, collector and emitter.
In a preferred embodiment, the power supply be electric automobile startup power supply, the startup power supply of electric automobile
Unlatching by electric automobile vehicle control unit controls, described in the entire car controller of electric automobile can be controlled by the power supply
Periodic detection of the battery case dust humidity detection system to battery case humidity.
The battery case dust humidity detection system of the utility model, using the humidity in humidity sensor sensing battery case, and leads to
Cross the detection module and moisture signal is changed into electric signal, when the humidity in battery case is more than preset value, second control
Molding block controls alarm module alarm, to remind user to clear up battery case in time and early warning, it is ensured that battery
The security performance of case.
【Brief description of the drawings】
Fig. 1 is the functional block diagram for the battery case dust humidity detection system that the utility model embodiment provides.
Fig. 2 is the circuit diagram of the detection module shown in Fig. 1.
Fig. 3 is the circuit diagram of the audible alarm unit of the alarm module shown in Fig. 1.
Fig. 4 is the circuit diagram of the light alarm unit of the alarm module shown in Fig. 1.
【Embodiment】
In order to make the purpose of this utility model, technical solution and advantageous effects become apparent from understanding, below in conjunction with
Attached drawing in the utility model embodiment, clearly and completely retouches the technical solution in the utility model embodiment
State, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole embodiments.
Based on the embodiment in the utility model, those of ordinary skill in the art are obtained without making creative work
Every other embodiment, shall fall within the protection scope of the present invention.
When an element was considered with another element " being connected ", it can be directly to another element or
It may be simultaneously present centering elements.Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to this reality
It is identical with the new normally understood implication of those skilled in the art.Made herein in the specification of the utility model
Term is intended merely to the purpose of description specific embodiment, it is not intended that in limitation the utility model.
Referring to Fig. 1, a kind of battery case dust humidity detection system 100 provided by the utility model, including detection module 10,
One control module 20, transmitter 30, receiver 40, the second control module 50 and alarm module 60.First control module 20
It is connected with the detection module 10 and the transmitter 30, second control module 50 and the receiver 40 and the alarm
Module 60 is connected, and the transmitter 30 is communicated with the receiver 40.The detection module 10 detects wet in battery case
Degree, and the humidity detected is transferred to first control module 20, first control module 20 judges to receive wet
Whether degree is more than preset value, if the humidity that first control module 20 receives is more than the preset value, first control
Module 20 transmits first control signal to the transmitter 30, the transmitter 30 and sends the first control signal and connect to described
Device 40 is received, the first control signal is transmitted to second control module 50, the second control mould by the receiver 40
Block 50 controls the alarm module 60 to send alarm after receiving the first control signal.
Referring to Fig. 2, the detection module 10 includes humidity sensor D1, operational amplifier U1, first to fourth resistance
R1-R4 and power supply VCC.The humidity sensor D1 is arranged in the battery case of electric automobile.The operational amplifier U1's is anti-
Phase input terminal is connected with the first end of the humidity sensor D1, the second end of the humidity sensor D1 and the power supply VCC
It is connected, the inverting input of the operational amplifier U1 is also grounded by the first resistor R1, the operational amplifier U1's
In-phase input end is connected by the second resistance R2 with the power supply VCC, and the in-phase input end of the operational amplifier U1 is also
It is grounded by the 3rd resistor R3, the output terminal of the operational amplifier U1 is put by the 4th resistance R4 with the computing
The in-phase input end of big device U1 is connected, and the output terminal of the operational amplifier U1 is also connected with first control module 20.
In present embodiment, the humidity that the humidity sensor D1 is sensed is bigger, and the resistance value of the humidity sensor D1 is bigger, passes through
The current signal of the humidity sensor D1 is smaller.The first resistor R1 is variable resistor, during initial setting up, can pass through adjusting
The resistance value of the first resistor R1, adjusts the size for the electric signal that the detection module 10 exports, that is, adjusts the operation amplifier
The size of the electric signal of the output terminal output of device U1 so that the electric signal that the detection module 10 exports can be controlled by described first
Molding block 20 identifies that when the humidity sensor D1 works, the resistance value of the first resistor R1 immobilizes.
The alarm module 60 includes audible alarm unit 61 and light alarm unit 62.
Referring to Fig. 3, the audible alarm unit 61 include the first electronic switch Q1, the 5th resistance R5, buzzer U2 and
6th resistance R6.The first end of the first electronic switch Q1 is connected by the 5th resistance R5 with control signal CTR, institute
The second end for stating the first electronic switch Q1 is connected by the buzzer U1 with the power supply VCC, the first electronic switch Q1
The 3rd end be grounded by the 6th resistance R6.The control signal CTR is connected with second control module 50.
Referring to Fig. 4, the light alarm unit 32 includes the second electronic switch Q2, the 7th resistance R7, light emitting diode D2
And the 8th resistance R8.The first end of the second electronic switch Q2 is connected by the 7th resistance R7 with control signal CTR,
The second end of the second electronic switch Q2 is connected with the cathode of the light emitting diode D2, the anode of the light emitting diode D1
It is connected with the power supply VCC, the 3rd end of the second electronic switch Q2 is grounded by the 8th resistance R8.
When the control signal CTR input second control signal be low level when, the first electronic switch Q1 and
The second electronic switch Q2 cut-offs；When the second control signal of control signal CTR inputs is high level, described the
One electronic switch Q1 and the second electronic switch Q2 conductings, the buzzer U1 send alarm, the light emitting diode D1
Shine.
In the present embodiment, the first electronic switch Q1 and the second electronic switch Q2 is NPN type triode,
First end, second end and the 3rd end of the first electronic switch Q1 and the second electronic switch Q2 correspond respectively to triode
Base stage, collector and emitter.In other embodiments, the first electronic switch Q1 and the second electronic switch Q2
Can be other switches with similar functions, such as IGBT or metal-oxide-semiconductor field effect transistor etc..
In the present embodiment, the power supply VCC is the startup power supply of electric automobile, and the startup power supply of electric automobile is opened
The vehicle control unit controls by electric automobile are opened, the entire car controller of electric automobile can be by described in power supply VCC controls
Battery case dust humidity detection system 100 is to the periodic detection of battery case humidity, when avoiding the battery case dust humidity detection system 100
Circuit loss caused by being detected at quarter.
The operation principle of the battery case dust humidity detection system 100 is as follows：
Humidity in the humidity sensor D1 sensings battery case, when the humidity increase in battery case, the humidity sensor
The resistance value increase of device D1, is reduced, the anti-phase input of the operational amplifier U1 by the current signal of the humidity sensor D1
The voltage at end reduces, the voltage signal increase of the operational amplifier U1 outputs, the electricity of the output terminal of the operational amplifier U1
Signal transmission is pressed to first control module 20, it is default that first control module 20 judges whether the voltage signal is more than
Value, if the voltage signal is more than preset value, the transmission first control signal of the first control module 20 to the transmitter 30,
The transmitter 30 sends the first control signal to the receiver 40, and the receiver 40 is by the first control signal
Second control module 50 is transmitted to, second control module 50 identifies the first control signal and sends the second control
Signal transmission to the control signal CTR of the audible alarm unit 61 and control signal CTR of the light alarm unit 32,
The second control signal control audible alarm unit 61 sends alarm and the light alarm unit 32 shines.
The battery case dust humidity detection system 100 of the utility model, the humidity in battery case is sensed using humidity sensor D1,
And moisture signal is changed into by electric signal by the detection module 10, it is described when the humidity in battery case is more than preset value
Second control module 50 controls the alarm module 60 to alarm, to remind user to clear up battery case in time and early warning,
It ensure that the security performance of battery case.
The utility model is not restricted to described in specification and embodiment, therefore for the personnel of familiar field
For additional advantage and modification is easily achieved, therefore in the universal limited without departing substantially from claim and equivalency range
Spirit and scope in the case of, the utility model is not limited to specific details, representational equipment and shown here as with retouching
The examples shown stated.
Claims (7)
- A kind of 1. battery case dust humidity detection system, it is characterised in that：Including detection module, the first control module, transmitter, reception Device, the second control module and alarm module；First control module is connected with the detection module and the transmitter, described Second control module is connected with the receiver and the alarm module, and the transmitter is communicated with the receiver；Institute The humidity in detection module detection battery case is stated, and the humidity detected is transferred to first control module, described first Whether the humidity that control module judges to receive is more than preset value, if the humidity that first control module receives is more than described Preset value, first control module transmit first control signal to the transmitter, and the transmitter sends first control For signal processed to the receiver, the first control signal is transmitted to second control module by the receiver, and described Two control modules control the alarm module to send alarm after receiving the first control signal.
- 2. battery case dust humidity detection system as claimed in claim 1, it is characterised in that：The detection module includes humidity sensor Device, operational amplifier, first to fourth resistance and power supply；The inverting input of the operational amplifier and the humidity sensor First end be connected, the second end of the humidity sensor is connected with the power supply, the inverting input of the operational amplifier Also it is grounded by the first resistor, the in-phase input end of the operational amplifier passes through the second resistance and the power supply phase Even, the in-phase input end of the operational amplifier is also grounded by the 3rd resistor, and the output terminal of the operational amplifier leads to The 4th resistance is crossed with the in-phase input end of the operational amplifier to be connected, the output terminal of the operational amplifier also with it is described First control module is connected.
- 3. battery case dust humidity detection system as claimed in claim 2, it is characterised in that：The humidity sensor senses wet Degree is bigger, and the resistance value of the humidity sensor is bigger.
- 4. battery case dust humidity detection system as claimed in claim 2, it is characterised in that：The alarm module includes sound report Alert unit；The audible alarm unit includes the first electronic switch, the 5th resistance, buzzer and the 6th resistance；First electricity The first end of sub switch is connected by the 5th resistance with control signal, and the second end of first electronic switch passes through institute State buzzer with the power supply to be connected, the 3rd end of first electronic switch passes through the 6th resistance eutral grounding；The control Input terminal is connected with second control module.
- 5. battery case dust humidity detection system as claimed in claim 4, it is characterised in that：The alarm module further includes light alarm Unit；The light alarm unit includes the second electronic switch, the 7th resistance, light emitting diode and the 8th resistance；Second electricity The first end of sub switch is connected by the 7th resistance with control signal, the second end of second electronic switch with it is described The cathode of light emitting diode is connected, and the anode of the light emitting diode is connected with the power supply, and the of second electronic switch Three ends pass through the 8th resistance eutral grounding.
- 6. battery case dust humidity detection system as claimed in claim 5, it is characterised in that：First electronic switch and described Two electronic switches are NPN type triode, the first end of first electronic switch and second electronic switch, second end and 3rd end corresponds respectively to base stage, collector and the emitter of triode.
- 7. battery case dust humidity detection system as claimed in claim 2, it is characterised in that：The power supply is the startup of electric automobile Power supply, the unlatching of the startup power supply of electric automobile is by the vehicle control unit controls of electric automobile, the entire car controller of electric automobile Periodic detection of the battery case dust humidity detection system to battery case humidity can be controlled by the power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720797719.1U CN207232060U (en) | 2017-07-03 | 2017-07-03 | A kind of battery case dust humidity detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720797719.1U CN207232060U (en) | 2017-07-03 | 2017-07-03 | A kind of battery case dust humidity detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207232060U true CN207232060U (en) | 2018-04-13 |
Family
ID=61852172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720797719.1U Expired - Fee Related CN207232060U (en) | 2017-07-03 | 2017-07-03 | A kind of battery case dust humidity detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207232060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112730523A (en) * | 2020-12-22 | 2021-04-30 | 苏州鸿本生物环保科技有限公司 | Humidity detection system |
-
2017
- 2017-07-03 CN CN201720797719.1U patent/CN207232060U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112730523A (en) * | 2020-12-22 | 2021-04-30 | 苏州鸿本生物环保科技有限公司 | Humidity detection system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180428 Granted publication date: 20180413 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210428 Granted publication date: 20180413 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 Termination date: 20180703 |