CN208134259U - A kind of Novel low power consumption Electromagnetic Control electric appliance of Universal automobile - Google Patents
A kind of Novel low power consumption Electromagnetic Control electric appliance of Universal automobile Download PDFInfo
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- CN208134259U CN208134259U CN201820183609.0U CN201820183609U CN208134259U CN 208134259 U CN208134259 U CN 208134259U CN 201820183609 U CN201820183609 U CN 201820183609U CN 208134259 U CN208134259 U CN 208134259U
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Abstract
The utility model discloses a kind of Novel low power consumption Electromagnetic Control electric appliances of Universal automobile, including：Electromagnetic relay, and the power switching modules with the coil composition circuit of electromagnetic relay, the sampling module of corresponding sample information is sampled and exported to the input voltage of Electromagnetic Control electric appliance, the main control module of the pwm signal of duty ratio, and the voltage reduction module that input voltage is depressured are answered according to sample information and preset mapping relations output phase.Wherein, power switching modules are connected with the coil of electromagnetic relay, the sampling end of sampling module is connect with the Input voltage terminal of Electromagnetic Control electric appliance, the sample information output end of sampling module and the sample information input terminal of main control module connect, the voltage input end of voltage reduction module is connect with the Input voltage terminal of Electromagnetic Control electric appliance, the voltage output end of voltage reduction module and the power end of main control module connect, and the pwm signal output end of main control module and the controlled end of power switching modules connect.
Description
Technical field
The utility model relates to Electromagnetic Control technical field of electric appliances, in particular to the Novel low power consumption electricity of a kind of Universal automobile
Magnetic control electric appliance.
Background technique
The Electromagnetic Control electric appliance of Universal automobile is attracted directly to coil power supply at present, and not only power consumption is big, also often deposits
The case where burning out hot-wire coil (internal temperature is up to 180 DEG C), Electromagnetic Control electric appliance caused to fail, and Electromagnetic Control electric appliance exists
Again in very important status in the application of vehicle-mounted product, many products require electromagnetic relay/electromagnetic power source switch and mention
Gas supply is provided for power supply or electromagnetic gas valve, once Electromagnetic Control electric appliance breaks down, vehicle operation will break down,
It may also result in safety accident in traveling.
Utility model content
The main purpose of the utility model is the Novel low power consumption electromagnetic controller for proposing a kind of Universal automobile, it is intended to be reduced
The loss of Electromagnetic Control electric apparatus coil reduces the idle work of hot-wire coil, reduces the calorific value of hot-wire coil, guarantees Electromagnetic Control
The work quality and durability of electric appliance.
To achieve the above object, the utility model proposes a kind of Universal automobile Novel low power consumption Electromagnetic Control electric appliance,
Including：Electromagnetic relay, and the power switching modules with the coil composition circuit of the electromagnetic relay, to Electromagnetic Control electricity
The input voltage of device is sampled and exports the sampling module of corresponding sample information according to the sample information and preset reflect
The relationship output phase of penetrating answers the main control module of the pwm signal of duty ratio, and the voltage reduction module that input voltage is depressured.Its
In, the power switching modules are connected with the coil of the electromagnetic relay, the sampling end of the sampling module and the electromagnetism
Control the Input voltage terminal connection of electric appliance, the sample information output end of the sampling module and the sample information of the main control module
Input terminal connection, the voltage input end of the voltage reduction module are connect with the Input voltage terminal of the Electromagnetic Control electric appliance, the drop
The voltage output end of die block is connect with the power end of the main control module, the pwm signal output end of the main control module and institute
State the controlled end connection of power switching modules.
Preferably, the voltage reduction module includes decompression chip, first capacitor, the second electricity of model MIC5200-5.0YM
Appearance, third capacitor, the 4th capacitor and the first field-effect tube.The input terminal of the decompression chip connect with enable end, and passes through the
One capacity earth.The input terminal of the decompression chip is also connect with the source electrode of first field-effect tube, first field-effect
The drain electrode of pipe is connect with the Input voltage terminal of the Electromagnetic Control electric appliance, and the drain electrode of first field-effect tube is also through the second electricity
Hold ground connection, the grid of first field-effect tube is connect with the voltage output end of the voltage reduction module.The third capacitor and institute
State first capacitor parallel connection.The output end of the decompression chip is through the 4th capacity earth.
It preferably, further include first diode, the input of the anode of the first diode and the Electromagnetic Control electric appliance
Voltage end connection, the cathode of the first diode are also connect with the sampling end of the sampling module.
Preferably, the main control module is set as the single-chip microcontroller of FIC12F665 model.
Preferably, the sampling module includes first resistor, second resistance, zener diode and the 5th capacitor.Wherein, institute
It states first resistor, zener diode, the 5th capacitor to be connected in parallel, and the sun of the first end of the first resistor, zener diode
The first end of pole and the 5th capacitor ground connection, the second end of the first resistor, the cathode of zener diode and the 5th capacitor
Second end is connect with the sample information input terminal of the main control module；The sample information input terminal of the main control module also passes through institute
The cathode for stating second resistance and first diode connects.
Preferably, the power switching modules include：The field-effect chip of model IRF7341, with the field-effect core
The bigoted circuit of piece connection, the second diode and the first inductance and the second inductance.The first end of first inductance with it is described
The anode connection of the Input voltage terminal of Electromagnetic Control electric appliance, the second end of first inductance and the coil of the electromagnetic relay
First end connection, the first drain electrode of the second end of the coil of the electromagnetic relay and the field-effect chip connects.It is described
The first grid of the high-voltage output terminal of bigoted circuit and the field-effect chip, the low-voltage output end of the biasing circuit with
First source electrode of the field-effect chip connects.First source of the second drain electrode and the field-effect chip of the field-effect chip
Pole connection, the second source electrode ground connection of the field-effect chip, second grid and the main control module of the field-effect chip
Pwm signal output end connects the second source electrode of the field-effect chip through the defeated of second inductance and the Electromagnetic Control electric appliance
Enter the cathode connection of voltage end.First source electrode of the field-effect chip is connect with the anode of second diode, and described
The cathode of two diodes is connect with the first end of the coil of the electromagnetic relay.The second end and the drop of first inductance
The voltage input end of die block connects.
It preferably, further include third diode, the 6th capacitor, the anode of the third diode and first inductance
Second end connection, the cathode of the third diode is through the 6th capacity earth.
Preferably, the bigoted circuit includes：4th diode, the 5th diode, 3rd resistor, the 4th resistance and the 7th
Capacitor.The anode of 4th diode is connect with the second end of first inductance, and the cathode of the 4th diode is through
Three resistance, the 4th resistance are connect with the first source electrode of the field-effect chip, the knot between the 3rd resistor and the 4th resistance
Point is connect with the first grid of the field-effect chip, and the first grid of the field-effect chip and the 5th diode
Cathode connection, the anode of the 5th diode are connect with the first source electrode of the field-effect chip, the 7th capacitor and institute
State the 5th diodes in parallel.
Compared with prior art, the utility model has the beneficial effects that：Guarantee Electromagnetic Control electric appliance in operating voltage interior suction
In the case where power intensity, by reducing the loss of Electromagnetic Control electric apparatus coil, hot-wire coil idle work is reduced, hot-wire coil hair is reduced
Heat makes hot-wire coil temperature be maintained at 60 DEG C hereinafter, to guarantee the work quality and durability of Electromagnetic Control electric appliance.
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, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the principle modules figure of the utility model Electromagnetic Control electric appliance；
Fig. 2 is the circuit diagram of the utility model voltage reduction module；
Fig. 3 is the connection circuit diagram of the utility model sampling module and main control module；
Fig. 4 is the circuit diagram of the utility model power switching modules；
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The Novel low power consumption Electromagnetic Control electric appliance for a kind of Universal automobile that the present embodiment proposes, as shown in Figure 1, including：Electricity
Magnetic relay 5, and the power switching modules 4 with the coil composition circuit of the electromagnetic relay 5, to Electromagnetic Control electric appliance
Input voltage is sampled and is exported the sampling module 2 of corresponding sample information, according to the sample information and preset mapping
Relationship output phase answers the main control module 1 of the pwm signal of duty ratio, and the voltage reduction module 3 that input voltage is depressured.Its
In, the power switching modules 4 are connected with the coil of the electromagnetic relay 5, the sampling end and the electricity of the sampling module 2
The Input voltage terminal of magnetic control electric appliance connects, the sampling of the sample information output end of the sampling module 2 and the main control module 1
Information input terminal connection, the voltage input end of the voltage reduction module 3 are connect with the Input voltage terminal of the Electromagnetic Control electric appliance, institute
The voltage output end for stating voltage reduction module 3 connect the pwm signal output of the main control module 1 with the power end of the main control module 1
End is connect with the controlled end of the power switching modules 4.
In the present embodiment, the input voltage of Electromagnetic Control electric appliance is 16V~32V, and input voltage is down to 5V by voltage reduction module 3
It powers for main control module 1, meanwhile, sampling module 2 can sample input voltage, and sample information is sent to main control module
1.It should be noted that the main control module 1 is set as the single-chip microcontroller of FIC12F665 model, main control module 1 can preset input
Mapping relations between voltage and duty ratio can be according to pre- after main control module 1 receives the sample information of the transmission of sampling module 2
If mapping relations export the duty that the pwm signal of corresponding duty ratio passes through output to power switching modules 4, main control module 1
The switch time of the pwm signal regulation power switch module 4 of ratio, to adjust the operating current chamber of the coil of electromagnetic relay 5
The coil of the electromagnetic relay 5 is made in a fixed working range, had both been able to satisfy pick-up voltage requirement as defined in standard,
It can guarantee the loss that the coil of electromagnetic relay 5 is kept constant when input voltage changes again.
Further, as shown in Fig. 2, the decompression chip of the voltage reduction module 3 including model MIC5200-5.0YM, the
One capacitor C7, the second capacitor C3, third capacitor C4, the 4th capacitor C5 and the first field-effect tube Q1.The input of the decompression chip
End is connected with enable end, and is grounded by first capacitor C7.It is described decompression chip input terminal also with first field-effect tube
The source electrode of D6 connects, and the drain electrode of the first field-effect tube D6 is connect with the Input voltage terminal of the Electromagnetic Control electric appliance, and institute
The drain electrode for stating the first field-effect tube D6 is also grounded through the second capacitor C3, the grid and the decompression mould of the first field-effect tube D6
The voltage output end of block 3 connects.The third capacitor C4 is in parallel with the first capacitor C7.The output end warp of the decompression chip
The 4th capacitor C5 ground connection.16V~32V input voltage of Electromagnetic Control electric appliance can be down to 5V by the voltage reduction module 3
Main control module 1 is powered.It should be noted that further include first diode D6, the anode and the electricity of the first diode D6
The Input voltage terminal of magnetic control electric appliance connects, and the cathode of the first diode D6 also connects with the sampling end of the sampling module 2
It connects.It should be noted that the first diode D6 is set as a counnter attack diode, can prevent from leading to electricity due to voltage jump
Stream adverse current damage circuit, plays a protective role to circuit.
Further, as shown in figure 3, the third pin of the single-chip microcontroller is set as the sample information input terminal, and with
Connected using the sample information output end of module, the 5th pin of the single-chip microcontroller is set as pwm signal output end, and with it is described
The controlled end of power switching modules 4 connects.The sampling module 2 includes first resistor R5, second resistance R4, zener diode D5
With the 5th capacitor C8.Wherein, the first resistor R5, zener diode D5, the 5th capacitor C8 are connected in parallel, and first electricity
The first end for hindering the first end of R5, the anode of zener diode D5 and the 5th capacitor C8 is grounded, and the second of the first resistor R5
The sample information input terminal at end, the second end of the cathode of zener diode D5 and the 5th capacitor C8 and the main control module 1 connects
It connects；The sample information input terminal of the main control module 1 is also connect by the second resistance R4 with the cathode of first diode D6.
The sampling end of the sampling module 2 is connect with the Input voltage terminal of the Electromagnetic Control electric appliance, is sampled to input voltage, and
Sample information is sent to the sample information input terminal of main control module 1.
Further, as shown in figure 4, the power switching modules 4 include：The field-effect chip of model IRF7341, with
The bigoted circuit of the field-effect chip connection, the second diode D2 and the first inductance L1 and the second inductance L2.Described first
The first end of inductance L1 is connect with the anode of the Input voltage terminal of the Electromagnetic Control electric appliance, the second end of the first inductance L1
It is connect with the first end of the coil of the electromagnetic relay 5, the second end and the field-effect of the coil of the electromagnetic relay 5
First drain D 1 of chip connects.The first grid G1 of the high-voltage output terminal of the bigoted circuit and the field-effect chip,
The low-voltage output end of the biasing circuit is connect with the first source S 1 of the field-effect chip.The of the field-effect chip
Two drain Ds 2 are connect with the first source S 1 of the field-effect chip, the second source S 2 ground connection of the field-effect chip, described
The second grid G2 of field-effect chip is connect with the pwm signal output end of the main control module 1；The second of the field-effect chip
Source S 2 is connect through the second inductance L2 with the cathode of the Input voltage terminal of the Electromagnetic Control electric appliance.The field-effect chip
The first source S 1 connect with the anode of the second diode D2, the cathode of the second diode D2 and the electromagnetism relay
The first end of the coil of device 5 connects.The second end of the first inductance L1 is connect with the voltage input end of the voltage reduction module 3.
When the pwm signal that the second grid G2 of the field-effect chip receives main control module 1 is high, the second gate
The voltage of pole G2 is higher than the voltage of the second source S 3, and the second drain D 2 of the field-effect chip and the second source S 2 are connected.By
It is connect in the second drain D 2 of the field-effect chip with the first source S 1 of the field-effect chip, the field-effect core
First source S 1 of piece and the first source electrode are on state, the second end and the field-effect of the coil of the electromagnetic relay 5
Second source S 2 of chip is connected, and is connected through the cathode of the second inductance L2 and the Input voltage terminal of the Electromagnetic Control electric appliance
It connects, anode of the first end of the coil of the electromagnetic relay 5 through the first inductance L1 Yu the Input voltage terminal of Electromagnetic Control electric appliance
Connection, so that the Input voltage terminal of the coil of electromagnetic relay 5 and Electromagnetic Control electric appliance is constituted primary Ioops.When the field-effect
The second grid G2 of chip receives the pwm signal of main control module 1 when being high, and the voltage of the second grid G2 is lower than the second source
The voltage of pole S3, the second drain D 2 and the second source S 2 of the field-effect chip are not turned on.The coil of the electromagnetic relay 5
Second end and the first drain electrode of the field-effect chip connect, the first end of the coil of the electromagnetic relay 5 and the field
First source electrode of effect chip connects, thus by the coil of electromagnetic relay 5 and the first drain electrode of field-effect chip, the first source
Pole and the second diode constitute primary Ioops.It should be noted that second diode can carry out afterflow to circuit.
It further, further include third diode D1, the 6th capacitor C1, the anode of the third diode D1 and described the
The second end of one inductance L1 connects, and the cathode of the third diode D1 is grounded through the 6th capacitor C1.It should be noted that described
Third diode is set as a counnter attack diode, can prevent from leading to electric current adverse current damage circuit due to voltage jump, to circuit
It plays a protective role.
Specifically, the bigoted circuit includes：4th diode D3, the 5th diode D4,3rd resistor R1, the 4th resistance
R2 and the 7th capacitor C2.The anode of the 4th diode D3 is connect with the second end of the first inductance L1, and the described 4th 2
The cathode of pole pipe D3 is connect through 3rd resistor R1, the 4th resistance R2 with the first source S 1 of the field-effect chip, the third
Node between resistance R1 and the 4th resistance R2 is connect with the first grid G1 of the field-effect chip, and the field-effect chip
First grid G1 connect with the cathode of the 5th diode D4, the anode of the 5th diode D4 and the field-effect core
First source S 1 of piece connects, and the 7th capacitor C2 is in parallel with the 5th diode D4.
The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (8)
1. a kind of Novel low power consumption Electromagnetic Control electric appliance of Universal automobile, which is characterized in that including：Electromagnetic relay, Yi Jiyu
The power switching modules in the coil composition circuit of the electromagnetic relay, sample simultaneously the input voltage of Electromagnetic Control electric appliance
The sampling module for exporting corresponding sample information answers duty ratio according to the sample information and preset mapping relations output phase
The main control module of pwm signal, and the voltage reduction module that input voltage is depressured；Wherein, the power switching modules and institute
State the coil series connection of electromagnetic relay, the Input voltage terminal company of the sampling end of the sampling module and the Electromagnetic Control electric appliance
It connects, the sample information output end of the sampling module is connect with the sample information input terminal of the main control module, the decompression mould
The voltage input end of block is connect with the Input voltage terminal of the Electromagnetic Control electric appliance, the voltage output end of the voltage reduction module and institute
State the power end connection of main control module, the pwm signal output end of the main control module and the controlled end of the power switching modules
Connection.
2. the Novel low power consumption Electromagnetic Control electric appliance of Universal automobile as described in claim 1, which is characterized in that the decompression mould
Block includes decompression chip, first capacitor, the second capacitor, third capacitor, the 4th capacitor and of model MIC5200-5.0YM
One field-effect tube；The input terminal of the decompression chip is connected with enable end, and is grounded by first capacitor；The decompression chip
Input terminal is also connect with the source electrode of first field-effect tube, the drain electrode of first field-effect tube and the Electromagnetic Control electric appliance
Input voltage terminal connection, and the drain electrode of first field-effect tube is also through the second capacity earth, first field-effect tube
Grid is connect with the voltage output end of the voltage reduction module；The third capacitor is in parallel with the first capacitor；The decompression core
The output end of piece is through the 4th capacity earth.
3. the Novel low power consumption Electromagnetic Control electric appliance of Universal automobile as described in claim 1, which is characterized in that further include first
Diode, the anode of the first diode are connect with the Input voltage terminal of the Electromagnetic Control electric appliance, the first diode
Cathode also connect with the sampling end of the sampling module.
4. the Novel low power consumption Electromagnetic Control electric appliance of Universal automobile as described in claim 1, which is characterized in that the master control mould
Block is set as the single-chip microcontroller of FIC12F665 model.
5. the Novel low power consumption Electromagnetic Control electric appliance of Universal automobile as described in claim 1, which is characterized in that the sampling mould
Block includes first resistor, second resistance, zener diode and the 5th capacitor；Wherein, the first resistor, zener diode,
Five capacitors are connected in parallel, and the first termination of the first end of the first resistor, the anode of zener diode and the 5th capacitor
Ground, the second end of the first resistor, the cathode of zener diode and the 5th second end of capacitor and adopting for the main control module
The connection of sample information input terminal；The sample information input terminal of the main control module also passes through the second resistance and first diode
Cathode connection.
6. the Novel low power consumption Electromagnetic Control electric appliance of Universal automobile as described in claim 1, which is characterized in that the power is opened
Closing module includes：The field-effect chip of model IRF7341, the bigoted circuit being connect with the field-effect chip, the two or two pole
Pipe and the first inductance and the second inductance；The Input voltage terminal of the first end of first inductance and the Electromagnetic Control electric appliance
Anode connection, the second end of first inductance are connect with the first end of the coil of the electromagnetic relay, the electromagnetism relay
First drain electrode of the second end of the coil of device and the field-effect chip connects；The high-voltage output terminal of the bigoted circuit and institute
State the first grid of field-effect chip, the first source electrode company at the low-voltage output end of the bigoted circuit and the field-effect chip
It connects；Second drain electrode of the field-effect chip is connect with the first source electrode of the field-effect chip, and the of the field-effect chip
Two source electrodes ground connection, the second grid of the field-effect chip are connect with the pwm signal output end of the main control module；The field effect
The second source electrode of chip is answered to connect through second inductance with the cathode of the Input voltage terminal of the Electromagnetic Control electric appliance；The field
First source electrode of effect chip is connect with the anode of second diode, the cathode of second diode and the electromagnetism after
The first end of the coil of electric appliance connects；The second end of first inductance is connect with the voltage input end of the voltage reduction module.
7. the Novel low power consumption Electromagnetic Control electric appliance of Universal automobile as claimed in claim 6, which is characterized in that further include third
Diode, the 6th capacitor, the anode of the third diode are connect with the second end of first inductance, the third diode
Cathode through the 6th capacity earth.
8. the Novel low power consumption Electromagnetic Control electric appliance of Universal automobile as claimed in claim 6, which is characterized in that the bigoted electricity
Road includes：4th diode, the 5th diode, 3rd resistor, the 4th resistance and the 7th capacitor；The anode of 4th diode
It is connect with the second end of first inductance, the cathode of the 4th diode is imitated through 3rd resistor, the 4th resistance and the field
The first source electrode of chip is answered to connect, the first grid of the node between the 3rd resistor and the 4th resistance and the field-effect chip
Pole connection, and the first grid of the field-effect chip is connect with the cathode of the 5th diode, the 5th diode
Anode is connect with the first source electrode of the field-effect chip, the 7th capacitor and the 5th diodes in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820183609.0U CN208134259U (en) | 2018-02-02 | 2018-02-02 | A kind of Novel low power consumption Electromagnetic Control electric appliance of Universal automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820183609.0U CN208134259U (en) | 2018-02-02 | 2018-02-02 | A kind of Novel low power consumption Electromagnetic Control electric appliance of Universal automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208134259U true CN208134259U (en) | 2018-11-23 |
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ID=64285390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820183609.0U Expired - Fee Related CN208134259U (en) | 2018-02-02 | 2018-02-02 | A kind of Novel low power consumption Electromagnetic Control electric appliance of Universal automobile |
Country Status (1)
| Country | Link |
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| CN (1) | CN208134259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639082A (en) * | 2021-07-12 | 2021-11-12 | 江苏汇智高端工程机械创新中心有限公司 | Wide-voltage-input proportional solenoid valve control device and proportional solenoid valve |
-
2018
- 2018-02-02 CN CN201820183609.0U patent/CN208134259U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639082A (en) * | 2021-07-12 | 2021-11-12 | 江苏汇智高端工程机械创新中心有限公司 | Wide-voltage-input proportional solenoid valve control device and proportional solenoid valve |
| CN113639082B (en) * | 2021-07-12 | 2024-04-12 | 江苏汇智高端工程机械创新中心有限公司 | Wide voltage input proportional solenoid valve control device and proportional solenoid valve |
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Granted publication date: 20181123 Termination date: 20220202 |