CN208537663U - A kind of electric car anticreeping fire alarm system - Google Patents
A kind of electric car anticreeping fire alarm system Download PDFInfo
- Publication number
- CN208537663U CN208537663U CN201820978998.6U CN201820978998U CN208537663U CN 208537663 U CN208537663 U CN 208537663U CN 201820978998 U CN201820978998 U CN 201820978998U CN 208537663 U CN208537663 U CN 208537663U
- Authority
- CN
- China
- Prior art keywords
- electric car
- controller
- fire alarm
- alarm system
- electric
- Prior art date
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a kind of electric car anticreeping fire alarm systems, including controller, earth detector, micro- electrical measurement instrument, buzzer, warning light and LED flashing light, detection leads are electrically connected on earth detector, detection leads, which are connected electrically on electric car, not to be had on conductive conductor, the circuit that conducts electricity is provided in earth detector, detection leads are electrically connected with the controller by the circuit that conducts electricity, micro- electrical measurement instrument is connected in parallel on the power supply circuit of electric car, and buzzer, warning light and LED flashing light are electrically connected with the controller；Buzzer and warning light are arranged in carriage of electric automobile, and LED flashing light is arranged at upper electric car taillight.Using the above structure, the utility model detects drain conditions by two kinds of independent modes, realizes duplicate protection, and the utility model can warn the personnel outside car simultaneously, and the outer personnel of vehicle is avoided to be clicked, thus safety and reliability is higher.
Description
Technical field
The utility model belongs to electric vehicle engineering field, in particular to a kind of electric car anticreeping fire alarm system.
Background technique
Electric car is not due to can cause environmental pollution, thus it will replace fuel-engined vehicle.It must as a kind of history
Right product, the security performance of this kind of automobile is also less perfect, for example, the reply means of electric car drain conditions and detection
Just there are many defects in monitoring means.
The some circuits and device of detection of electrical leakage are had been directed on electric car in the prior art, still, in order to
Load-carrying and save the cost are reduced, a kind of detection of electrical leakage structure often can be only set on electric car, and detection of electrical leakage structure
As a kind of mechanical-electric structure, when failure will certainly be occurred, and when its failure, electric leakage just cannot be detected
Whether, in this way, just there is very big security risk.
In addition, electric car in the prior art can pass through internal some alarms when detecting drain conditions
Equipment is alarmed, however electric current is very likely conducted to vehicle body when leaking electricity, and the vehicle or pedestrian outside vehicle are not aware that electronic
There are drain conditions in automobile, in this way, just there is the risk for the electric car electric shock that pedestrian or vehicle outside vehicle are leaked electricity.
Therefore, a kind of electric car leakage-current alarm for being capable of providing dual detection of electrical leakage and capable of making to warn inside and outside vehicle body
System urgently occurs.
Utility model content
The utility model provides a kind of electric car anticreeping fire alarm system, by the power supply circuit of electric car simultaneously
Join a micro- electrical measurement instrument, detects whether the power supply circuit leaks electricity, and be additionally provided with an earth detector, electric leakage detection
Do not have to the detection leads that whether there is electric current (namely leakage current) on conductive conductor on device on setting detection electric car, visits
Lead is surveyed to be electrically connected with the controller by the circuit that conducts electricity on earth detector, in this way, when electric car leaks electricity,
The utility model is capable of providing two ways to detect drain conditions, and even a certain mode goes wrong, another side
Formula can also detect drain conditions, realize the purpose of twofold detection monitoring, safety and reliability is higher, moreover, the utility model
In by being provided with the buzzer and warning light that are electrically connected with above controller in carriage of electric automobile, with play electric leakage when
The purpose of driver is warned, also, is additionally provided with the LED being electrically connected with above controller at the taillight of electric car
Flashing light, when there are drain conditions, the LED flashing light flashing, to warn goers outside vehicle and vehicle.
The utility model is achieved through the following technical solutions: a kind of electric car anticreeping fire alarm system, including controller, leakage
Electric explorer, micro- electrical measurement instrument, buzzer, warning light and LED flashing light are electrically connected with detection on the earth detector and draw
Line, the detection leads, which are connected electrically on electric car, not to be had to be provided with and conduct electricity in the earth detector on conductive conductor
Circuit, the detection leads are electrically connected by the circuit that conducts electricity with the controller, and micro- electrical measurement instrument is connected in parallel on electronic
On the power supply circuit of automobile, the buzzer, the warning light and the LED flashing light are electrically connected with the controller；
The buzzer and the warning light are arranged in carriage of electric automobile, and the LED flashing light is arranged upper electronic
At automobile tail light.
It further, further include normally closed electromagnetic switch in order to preferably realize the utility model, the normally closed electromagnetic switch
It is connected on the power supply circuit of electric car, the normally closed electromagnetic switch is connect with the controller.
It further, further include the display module for showing leakage current size, institute in order to preferably realize the utility model
Stating display module includes display screen and conversion chip, and the display screen is connected electrically on the conversion chip, the conversion chip
It is connected electrically on the controller, the display screen is arranged on electric car operation bench.
Further, in order to which the utility model is better achieved, the display screen is light-emitting diode display.
It further, further include memory in order to which the utility model is better achieved, the memory is connected electrically in described
On controller.
Further, in order to which the utility model is better achieved, information export interface is provided on the memory.
Further, in order to which the utility model is better achieved, the information export interface is USB interface.
Further, in order to which the utility model is better achieved, the detection leads are connected electrically in the vehicle frame of electric car
Electric car electrical appliance shell or electric car battery case on.
Further, in order to which the utility model is better achieved, the detection leads are connected electrically in the vehicle frame of electric car
On the electrical appliance shell of electric car and the battery case of electric car.
It further, further include voice prompting device in order to which the utility model is better achieved, the voice prompting device and institute
Controller electrical connection is stated, the trigger voltage of the voice prompting device is 36V.
The utility model has the advantages that compared to the prior art
(1) the utility model detects the power supply by a micro- electrical measurement instrument in parallel on the power supply circuit of electric car
Whether circuit leaks electricity, and is additionally provided with an earth detector, does not have on setting detection electric car on earth detector
It whether there is the detection leads of electric current (namely leakage current) on conductive conductor, detection leads pass through the biography on earth detector
Circuit is electrically connected with the controller, in this way, the utility model is capable of providing two ways when electric car leaks electricity
Drain conditions are detected, even a certain mode goes wrong, another mode can also detect drain conditions, realize dual
The purpose of monitoring is detected, safety and reliability is higher, moreover, by being provided in carriage of electric automobile in the utility model
The buzzer and warning light being electrically connected with above controller, to play the purpose for warning driver in electric leakage, also, in electricity
The LED flashing light being electrically connected with above controller, when there are drain conditions, the LED are additionally provided at the taillight of electrical automobile
Flashing light flashing, to warn goers outside vehicle and vehicle, the case where avoiding goers outside vehicle and vehicle from getting an electric shock appearance is further increased
Safety；
(2) the utility model further includes normally closed electromagnetic switch, which is connected on the power supply electricity of electric car
On the road, and the normally closed electromagnetic switch is connect with above controller, and above controller is detected according to the earth detector received
To drain conditions drive the normally closed electromagnetic switch to act, when leaking electricity, earth detector detects drain conditions, will leak
Power information is transferred to controller, and controller drives normally closed electromagnetic switch to disconnect, so that the power supply circuit of electric car is disconnected in time,
Amount reduces electric leakage electricity as far as possible；
(3) the utility model further includes having display module, and the display screen in display module passes through conversion chip and above-mentioned control
Device electrical connection processed, in this way, display can show drain conditions (such as electric leakage size) when there are drain conditions, it will
The display screen is arranged on electric car operation bench, be also electrically connected on the above controller convenient for users to observing in time
Memory, for storing electric leakage information, storage is provided with information export interface, to facilitate people to export electric leakage information；
(4) the utility model further includes voice prompting device, the voice prompting device be also electrical connection on the above controller, with
Further alerting drivers.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural block diagram of the electric car anticreeping fire alarm system in the utility model；
Fig. 2 is the working principle diagram of micro- electrical measurement instrument in the utility model and normally closed electromagnetic switch.
1- controller in figure；2- earth detector；21- detection leads；22- conducts electricity circuit；The micro- electrical measurement instrument of 3-；4- buzzing
Device；5- warning light；6-LED flashing light；Conductive conductor is not had on 7- electric car；The normally closed electromagnetic switch of 8-；9- display module；
91- display screen；92- conversion chip；10- memory；11- voice prompting device.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Embodiment 1:
In the present embodiment, a kind of electric car anticreeping fire alarm system, including controller 1, earth detector 2, micro- electrical measurement
Instrument 3, buzzer 4, warning light 5 and LED flashing light 6, are provided with detection leads 21 on above-mentioned earth detector 2, when installation,
Above-mentioned detection leads 21 are connected electrically on electric car and do not have to specifically, limit the conductor as vehicle frame on conductive conductor 7
And/or on electrical appliance shell, also or be electric car battery case on because batteries of electric automobile leakage electric current will
Meeting is charged so that not having to conductive conductor 7 on above-mentioned vehicle, therefore, the electric current will be by the detection leads 21 of earth detector 2
It detects, is internally provided with the circuit 22 that conducts electricity in above-mentioned earth detector 2, above-mentioned detection leads 21 are electrically connected with the circuit 22 that conducts electricity
It connects, and the above-mentioned circuit 22 that conducts electricity is electrically connected with above controller 1, the electric current that detection leads 21 detect will be by the electricity that conducts electricity
The conversion of road 22 is transferred on controller 1.
As another embodiment of the present embodiment, comparison circuit and core are provided in above-mentioned earth detector 2
Piece is the prior art, therefore is no longer repeated in detail it herein, and user can set a target electricity on chip
Flow valuve, above-mentioned detection leads 21 are electrically connected with comparison circuit, and comparison circuit is electrically connected with chip, and chip is electrically connected with controller 1,
It when detection leads 21 detect leakage current, is transferred to comparison circuit and is compared, when current value is greater than target current value, chip
A signal is issued to controller 1.
In addition, above-mentioned micro- electrical measurement instrument 3 is connected in parallel on the power supply circuit of electric car, wherein micro- in the utility model
Electrical measurement instrument 3 is the prior art, therefore is no longer repeated in detail it herein, and micro- electrical measurement instrument 3 can detecte power supply circuit
The variation of electric current can precisely detect drain conditions, and show if leaking electricity.
In this way, the utility model is provided with detection on electric car electric current transmission path and leakage current attachment
Equipment whether realizing twofold detection electric leakage, detects drain conditions by two ways, and even a certain mode goes wrong,
Another mode can also detect drain conditions, realize the purpose of twofold detection monitoring, and safety and reliability is higher.
Further, in the present embodiment, above-mentioned buzzer 4, warning light 5 and LED flashing light 6 are electrically connected with above controller 1
It connects, and above-mentioned buzzer 4 and warning light 5 is arranged in carriage of electric automobile, above-mentioned LDE flashing light 6 is arranged in electronic vapour
At tail-light, when detecting drain conditions, controller 1 will drive above-mentioned buzzer 4 to make a sound, at the same time,
Driving warning light 5 lights, and drives LED flashing light 6 to issue flashing, while warning outside driver and the vehicle in electric car
Pedestrian and vehicle, the case where avoiding goers outside vehicle and vehicle from getting an electric shock appearance further increase safety.
It is worth noting that, the controller 1 in the present embodiment can be control chip, it is also possible to single-chip microcontroller, certainly,
It is also possible to PLC controller.
Embodiment 2:
The present embodiment is further improved on the basis of embodiment 1, in the present embodiment, in the power supply of above-mentioned electric car
A normally closed electromagnetic switch 8 is also in series on circuit, which is also electrically connected with above controller 1, when it is go out
When now electric leakage, it is access on power supply circuit that normally closed electromagnetic switch 8, which is in closed state, when there are drain conditions,
Controller 1 will drive normally closed electromagnetic switch 8 to disconnect, so that the power supply circuit of electric car is disconnected in time, to subtract as far as possible
Small electric leakage electricity.
Embodiment 3:
The present embodiment is further improved on the basis of embodiment 2, also electric in above controller 1 in the present embodiment
It is connected with conversion chip 92, display screen 91 is electrically connected on the conversion chip 92, display screen 91 and conversion chip 92 combine shape
At display module 9, which is arranged on electric car operation bench, in this way, display screen 91 can show drain conditions (such as
Size of current), to facilitate driver to check.Preferably, limiting the display screen 91 is light-emitting diode display.
Further, memory 10 is also electrically connected in above controller 1, to store electric leakage information, in the storage
It is provided with information export interface on device 10, so that people export electric leakage information, limits the electric leakage interface as USB interface.
Further, it is also electrically connected with the voice prompting device 11 that trigger voltage is 24V in above controller 1, works as detection
To when electric leakage, controller 1 drives voice prompting device 11 to issue voice prompting, preferably warns driver's to play
Purpose.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (10)
1. a kind of electric car anticreeping fire alarm system, it is characterised in that: including controller, earth detector, micro- electrical measurement instrument, bee
Ring device, warning light and LED flashing light, is electrically connected with detection leads on the earth detector, the detection leads are connected electrically in
Do not have on conductive conductor on electric car, the circuit that conducts electricity is provided in the earth detector, the detection leads pass through institute
It states the circuit that conducts electricity to be electrically connected with the controller, micro- electrical measurement instrument is connected in parallel on the power supply circuit of electric car, the bee
Ring device, the warning light and the LED flashing light are electrically connected with the controller；
The buzzer and the warning light are arranged in carriage of electric automobile, and the LED flashing light is arranged in upper electric car
At taillight.
2. a kind of electric car anticreeping fire alarm system according to claim 1, it is characterised in that: further include that normally closed electromagnetism is opened
It closes, the normally closed electromagnetic switch is connected on the power supply circuit of electric car, and the normally closed electromagnetic switch and the controller connect
It connects.
3. a kind of electric car anticreeping fire alarm system according to claim 2, it is characterised in that: further include display electric leakage electricity
The display module of size is flowed, the display module includes display screen and conversion chip, and the display screen is connected electrically in the conversion
On chip, the conversion chip is connected electrically on the controller, and the display screen is arranged on electric car operation bench.
4. a kind of electric car anticreeping fire alarm system according to claim 3, it is characterised in that: the display screen is LED
Display.
5. a kind of electric car anticreeping fire alarm system according to claim 2, it is characterised in that: it further include memory, institute
Memory is stated to be connected electrically on the controller.
6. a kind of electric car anticreeping fire alarm system according to claim 5, it is characterised in that: be arranged on the memory
There is information export interface.
7. a kind of electric car anticreeping fire alarm system according to claim 6, it is characterised in that: the information export interface
For USB interface.
8. a kind of electric car anticreeping fire alarm system described according to claim 1-any one of 7, it is characterised in that: described
Detection leads are connected electrically on the battery case of the vehicle frame of electric car or the electrical appliance shell of electric car or electric car.
9. a kind of electric car anticreeping fire alarm system described according to claim 1-any one of 7, it is characterised in that: described
Detection leads are connected electrically on the battery case of the vehicle frame of electric car and the electrical appliance shell of electric car and electric car.
10. a kind of electric car anticreeping fire alarm system according to claim 1, it is characterised in that: further include voice prompting
Device, the voice prompting device are electrically connected with the controller, and the trigger voltage of the voice prompting device is 36V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820978998.6U CN208537663U (en) | 2018-06-25 | 2018-06-25 | A kind of electric car anticreeping fire alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820978998.6U CN208537663U (en) | 2018-06-25 | 2018-06-25 | A kind of electric car anticreeping fire alarm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208537663U true CN208537663U (en) | 2019-02-22 |
Family
ID=65392625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820978998.6U Expired - Fee Related CN208537663U (en) | 2018-06-25 | 2018-06-25 | A kind of electric car anticreeping fire alarm system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208537663U (en) |
-
2018
- 2018-06-25 CN CN201820978998.6U patent/CN208537663U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103287338A (en) | Automobile lamp failure monitoring device | |
| CN103345821A (en) | Inductive type human body approach warning controller | |
| CN207833655U (en) | Automobile fire detecting alarm | |
| CN203511454U (en) | Rapid-replacing type electric vehicle and battery box unlocking alarm system thereof | |
| CN208537663U (en) | A kind of electric car anticreeping fire alarm system | |
| CN210941365U (en) | Collision detection device of power battery pack | |
| CN102407778B (en) | Real-time anti-interference complementation type vehicle-mounted leakage detection system | |
| CN108152728A (en) | A kind of relay adhesion detection device | |
| CN102463859A (en) | Simple electronic tire pressure monitor | |
| CN204516868U (en) | A kind of battery management system, battery system and electric automobile | |
| CN206856504U (en) | A kind of new energy tailored version automobile combination meter | |
| CN107315123A (en) | A kind of Intellectual failure monitor of motor vehicle | |
| CN207860127U (en) | A kind of vehicle side turning early warning and processing system | |
| CN207114671U (en) | A kind of Intellectual failure monitor of motor vehicle | |
| CN203666500U (en) | Rear turn signal lamp system and automobile | |
| CN211809326U (en) | Novel control device for indoor hazard warning lamp of hydrogen energy automobile | |
| CN206832969U (en) | A kind of bright detection means of automobile brake lamp | |
| CN202913861U (en) | Power window automatic control device | |
| CN203305891U (en) | Pre-warning system for opening of car door | |
| CN205819048U (en) | A kind of gas power vehicle and fuel gas leak alarm systems thereof | |
| CN202523182U (en) | Vehicle-mounted gas alarm | |
| CN205890693U (en) | Turn to warning flashing amber | |
| CN201562338U (en) | Light induction monitoring and alarming device | |
| CN219349598U (en) | Vehicle-mounted anti-asphyxia alarm device | |
| CN101840622A (en) | Automatic lighting illumination alarm system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20190222 Termination date: 20200625 |