CN209552961U - A kind of retarder coil control circuit - Google Patents
A kind of retarder coil control circuit Download PDFInfo
- Publication number
- CN209552961U CN209552961U CN201920261815.3U CN201920261815U CN209552961U CN 209552961 U CN209552961 U CN 209552961U CN 201920261815 U CN201920261815 U CN 201920261815U CN 209552961 U CN209552961 U CN 209552961U
- Authority
- CN
- China
- Prior art keywords
- power supply
- retarder
- retarder coil
- control circuit
- supply chip
- 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
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Landscapes
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The utility model discloses a kind of retarder coil control circuits, including MCU processor, switching signal input unit, speed signal input unit, ABS signal input unit, retarder coil temperature signal input unit, CAN network communication unit, retarder status displays, brake signal output unit, retarder coil control circuit, retarder coil current signal input unit and retarder coil current signal output unit, the utility model retarder coil control circuit is using triode and power supply chip as switch element, quickly realize retarder coil power on and power process, freewheeling diode is also added simultaneously, charge that can quickly on lead coil, it avoids interfering movement next time, accelerate response speed.
Description
Technical field
The utility model relates to a kind of controller, specifically a kind of retarder coil control circuit.
Background technique
Car of the clear stipulaties vehicle commander greater than 9m must in standard GB/T 7258 " motor vehicle safe and technical specification "
It must equipment retarder and other complemental brake systems；Standard GB/T 12676-2014 " commerial vehicle and trailer brake system skill
Art requires and test method " in more strict requirements are proposed to the retarder brake performance of vehicle.With the attention of national policy
And the tight demand of terminal client, utilization of the retarder braking system on vehicle will be more and more extensive.And current vortex retarder,
It is a kind of efficient brake auxiliary device of large and medium-sized vehicle, reaches vehicle deceleration by the magnetic fields between stator and rotor
Purpose.It has the features such as simple low-speed big, maintenance, high reliablity.
Current vortex retarder is existing to mostly use greatly high-current relay control, and relay has the shortcomings that the service life is short, and relay
Device contact, which is easy ablation, influences reliability.The functions such as short-circuit protection, temperature protection cannot achieve using relay control mode.
And existing retarder causes the response speed of coil slow due to the complexity of control circuit, can not accurately open
It opens and turns off, use is very inconvenient, to be improved.
Utility model content
The purpose of this utility model is to provide a kind of retarder coil control circuits, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions:
A kind of retarder coil control circuit, including MCU processor, supply voltage sampling module, load current sample mould
Block, output voltage sampling module, power supply chip U6 and retarder coil L, the MCU processor are separately connected supply voltage sampling
Module, load current sampling module and output voltage sampling module, MCU processor are also connected with the base stage of triode Q2, triode
The collector of Q2 connects resistance R17, the foot 3 of the other end connection capacitor C18 and power supply chip U6 of resistance R17, power supply chip U6
Foot 4 connect power end battery, the foot 5 of power supply chip U6 connects the input terminal of load current sampling module, and output voltage is adopted
Egf block is also connected with the cathode of diode D8, the foot 1 of power supply chip U6, retarder coil L, the foot 2 of power supply chip U6, power supply core
The foot 6 of piece U6 and the foot 7 of power supply chip U6.
Further technical solution as the utility model: the other end ground connection of the retarder coil L.
Further technical solution as the utility model: the triode Q2 is NPN triode.
Further technical solution as the utility model: the power end battery is 24V direct current.
Further technical solution as the utility model: the model BTS50055 of the power supply chip U6.
Compared with prior art, the utility model has the beneficial effects that the utility model retarder coil control circuit is adopted
Use triode and power supply chip as switch element, quickly realize retarder coil power on and power process, simultaneously also
Freewheeling diode is increased, charge that can quickly on lead coil avoids interfering movement next time, accelerates response
Speed.
Detailed description of the invention
Fig. 1 is the schematic diagram of retarder coil control circuit.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1: referring to Fig. 1, a kind of retarder coil control circuit, as shown in Figure 1, including MCU processor, power supply
Voltage sample module, load current sampling module, output voltage sampling module, power supply chip U6 and retarder coil L, it is described
MCU processor is separately connected supply voltage sampling module, load current sampling module and output voltage sampling module, MCU processing
Device is also connected with the base stage of triode Q2, and the collector of triode Q2 connects resistance R17, and the other end of resistance R17 connects capacitor C18
With the foot 3 of power supply chip U6, the foot 4 of power supply chip U6 connects power end battery, the connection load electricity of foot 5 of power supply chip U6
Flow the input terminal of sampling module, output voltage sampling module is also connected with the foot 1, slow of the cathode of diode D8, power supply chip U6
Device coil L, the foot 2 of power supply chip U6, the foot 6 of power supply chip U6 and power supply chip U6 foot 7, the other end of retarder coil L
Ground connection.The model BTS50055 of power supply chip U6, diode D8 are freewheeling diode, are stopped working moment in retarder, will
The energy of the retarder coil L inductive load storage of outer electrical connection is discharged by afterflow mode to be finished, and the control of retarder coil is defeated
Unit is exported including four road high side power switching tubes out, respectively corresponds 1~4 grade of gear control output.The retarder coil L's
Other end ground connection.Triode Q2 is NPN triode.Power end battery is 24V direct current.
Embodiment 2, on the basis of embodiment 1, the model BTS50055 of the power supply chip U6 of the design, this chip is not
It is only small in size, and internal structure is simple, and cheap, use cost is low, stablizes as its performance of switching power source chip, has
The output of four tunnels, can satisfy the use demand of the design.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of retarder coil control circuit, including MCU processor, supply voltage sampling module, load current sampling module,
Output voltage sampling module, power supply chip U6 and retarder coil L, which is characterized in that the MCU processor is separately connected power supply
Voltage sample module, load current sampling module and output voltage sampling module, MCU processor are also connected with the base of triode Q2
Pole, the collector of triode Q2 connect resistance R17, the foot 3 of the other end connection capacitor C18 and power supply chip U6 of resistance R17, electricity
The foot 4 of source chip U6 connects power end battery, and the foot 5 of power supply chip U6 connects the input terminal of load current sampling module, defeated
Voltage sample module is also connected with the foot of the cathode of diode D8, the foot 1 of power supply chip U6, retarder coil L, power supply chip U6 out
2, the foot 7 of the foot 6 of power supply chip U6 and power supply chip U6.
2. a kind of retarder coil control circuit according to claim 1, which is characterized in that the retarder coil L's
Other end ground connection.
3. a kind of retarder coil control circuit according to claim 1, which is characterized in that the triode Q2 is NPN
Triode.
4. a kind of retarder coil control circuit according to claim 1, which is characterized in that the power end battery
For 24V direct current.
5. a kind of retarder coil control circuit according to claim 1 to 4, which is characterized in that the power supply chip
The model BTS50055 of U6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920261815.3U CN209552961U (en) | 2019-03-01 | 2019-03-01 | A kind of retarder coil control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920261815.3U CN209552961U (en) | 2019-03-01 | 2019-03-01 | A kind of retarder coil control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209552961U true CN209552961U (en) | 2019-10-29 |
Family
ID=68311844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920261815.3U Expired - Fee Related CN209552961U (en) | 2019-03-01 | 2019-03-01 | A kind of retarder coil control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209552961U (en) |
-
2019
- 2019-03-01 CN CN201920261815.3U patent/CN209552961U/en not_active Expired - Fee Related
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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: 20191029 Termination date: 20200301 |