CN207496479U - brake control circuit and brake system - Google Patents
brake control circuit and brake system Download PDFInfo
- Publication number
- CN207496479U CN207496479U CN201721387801.3U CN201721387801U CN207496479U CN 207496479 U CN207496479 U CN 207496479U CN 201721387801 U CN201721387801 U CN 201721387801U CN 207496479 U CN207496479 U CN 207496479U
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- brake
- direct current
- control circuit
- output terminal
- power supply
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Abstract
Brake control circuit provided by the utility model and brake system are related to control technology field of braking.Wherein, brake control circuit is applied to brake system.The brake system includes three-phase drive power supply, brake lever and brake winding, the brake control circuit and includes direct current speeder, voltage changer and regulator circuit.The first input end of the direct current speeder is connect with the output terminal of three-phase drive power supply, the second input terminal is connected by the voltage changer and the output terminal of brake lever, output terminal is connect by the regulator circuit with the input terminal of the brake winding.Pass through above-mentioned setting, direct current speeder can be stablized to brake winding output, controllable direct current, brake operating is smoothly carried out with driving brake winding, exist during so as to solve the problems, such as existing brake control circuit in driving brake winding because voltage fluctuation brake it is unstable.
Description
Technical field
The utility model is related to control technology fields of braking, and are in particular to a kind of brake control circuit and brake
System.
Background technology
With economic continuous development, drive technology has obtained widely applying.Wherein, drive technology is applied to me
Life or production in terms of while offer convenience, there is also more safety accident, for example, brake system failure and he causes
Traffic accident or industrial accident.Therefore, for drive technology field, the performance of brake system directly decides the technology energy
It is no by reliable, safe application.In traditional brake system, generally by frictional force to realize the purpose of skidding.
During due to realizing skidding by frictional force, the hair of safety accident is easily caused there are larger unstability
It is raw.Therefore, in the prior art, brake to solve the problems, such as that the stability in skidding is low by magnetic force.It is ground through inventor
Study carefully discovery, in existing magnetic force brake technique, due to brake control circuit in driving brake winding because voltage is also easy to produce wave
It moves and exists and brake the problem of unstable.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of brake control circuit and brake system, existing to solve
Some brake control circuits in driving brake winding because voltage fluctuation due to exist brake it is unstable the problem of.
To achieve the above object, the utility model embodiment adopts the following technical scheme that：
A kind of brake control circuit, applied to brake system.The brake system include three-phase drive power supply, brake lever with
And brake winding, the brake control circuit include direct current speeder, voltage changer and regulator circuit.
The first input end of the direct current speeder is connect with the output terminal of the three-phase drive power supply, the second input terminal
It is connect by the voltage changer with the output terminal of the brake lever, output terminal passes through the regulator circuit and the brake
The input terminal connection of winding.
The voltage changer is sent out after the electric signal that the brake lever exports is carried out decompression processing according to predetermined ratio
It send to the direct current speeder, the direct current speeder is according to the amplitude of the electric signal received by three-phase drive electricity
The alternating current of source output carries out transformation processing and rectification processing, and is delivered to the brake winding by the regulator circuit.
In the utility model embodiment preferably selects, in above-mentioned brake control circuit, the regulator circuit includes
First filter resistance, the second filter resistance, third filter resistance and filter capacitor.
The first filter resistance and the second filter resistance that are connected in series with and the third filter resistance being connected in series with and filtered electrical
Hold between the output terminal for being connected in parallel in the direct current speeder and the input terminal of the brake winding.
In the utility model embodiment preferably selects, in above-mentioned brake control circuit, the regulator circuit also wraps
Include first fuse and voltage protection diode.
The first fuse is connected in series in the input of the output terminal and the brake winding of the direct current speeder
Between end, the voltage protection diode is connected in parallel in the output terminal of the direct current speeder and the defeated of winding that brake
Enter between end.
In the utility model embodiment preferably selects, in above-mentioned brake control circuit, the brake control circuit
Further include second fuse, third fuse and the 4th fuse.
The second fuse is connected to the A phases port of the first input end of the direct current speeder and the three-phase drives
Between the A phase output terminal mouths of dynamic power supply, the third fuse is connected to the B phases of the first input end of the direct current speeder
Between port and the B phase output terminal mouths of the three-phase drive power supply, the 4th fuse is connected to the direct current speeder
The C phases port of first input end and the C phase output terminal mouths of the three-phase drive power supply between.
In the utility model embodiment preferably selects, in above-mentioned brake control circuit, the brake control circuit
Further include the first reactor, the second reactor and third reactor.
First reactor is connected to the A phases port of the first input end of the direct current speeder and the three-phase drives
Between the A phase output terminal mouths of dynamic power supply, second reactor is connected to the B phases of the first input end of the direct current speeder
Between port and the B phase output terminal mouths of the three-phase drive power supply, the third reactor is connected to the direct current speeder
The C phases port of first input end and the C phase output terminal mouths of the three-phase drive power supply between.
In the utility model embodiment preferably selects, in above-mentioned brake control circuit, the brake control circuit
It is molten to further include the first varistor, the second varistor, third varistor, the 5th fuse, the 6th fuse and the 7th
Disconnected device.
First varistor, the second varistor and the connection of third varistor triangle, the 5th fusing
One end of device is connect with the A phase output terminal mouths of the three-phase drive power supply, the other end is connected to first varistor and institute
Between stating third varistor, one end of the 6th fuse connect with the B phase output terminal mouths of the three-phase drive power supply, is another
One end is connected between first varistor and second varistor, one end and described three of the 7th fuse
The C phase output terminals mouth connection of phase driving power, the other end be connected to second varistor and the third varistor it
Between.
In the utility model embodiment preferably selects, in above-mentioned brake control circuit, the brake control circuit
Further include the first breaker, the second breaker and third breaker.
First breaker is connected to the A phases port of the first input end of the direct current speeder and the three-phase drives
Between the A phase output terminal mouths of dynamic power supply, second breaker is connected to the B phases of the first input end of the direct current speeder
Between port and the B phase output terminal mouths of the three-phase drive power supply, the third breaker is connected to the direct current speeder
The C phases port of first input end and the C phase output terminal mouths of the three-phase drive power supply between.
In the utility model embodiment preferably selects, in above-mentioned brake control circuit, the brake control circuit
Further include the 4th breaker and the 5th breaker.
The control power end of the direct current speeder respectively by the 4th breaker and the 5th breaker with
The two phase output terminals connection of two phase control power supplys connection.
In the utility model embodiment preferably selects, in above-mentioned brake control circuit, the brake system is also wrapped
Transmission device is included, the brake control circuit further includes the first relay and the second relay.
First relay connect to detect the transmission respectively with the direct current speeder and the transmission device
The operating status of device is simultaneously sent to the direct current speeder, second relay respectively with the direct current speeder and
The transmission device connects to detect the malfunction of the transmission device and be sent to the direct current speeder.
On the basis of the above, the utility model embodiment additionally provides a kind of brake system, stops including three-phase drive power supply
Che Bing, brake winding and above-mentioned brake control circuit, the brake control circuit and the three-phase drive power supply, brake lever with
And brake winding connects respectively.
Brake control circuit provided by the utility model and brake system pass through direct current speeder, voltage changer
And regulator circuit is equipped with, direct current speeder can be stablized by regulator circuit to brake winding output, controllable
Direct current smoothly carries out brake operating with driving brake winding, so as to solve existing brake control circuit in driving brake
Exist due to voltage fluctuation during winding and brake the problem of unstable, greatly improve the reality of brake control circuit and brake system
With property and reliability.
Further, it is melted by the first varistor, the second varistor, third varistor, the 5th fuse, the 6th
Being equipped with for disconnected device and the 7th fuse, can inhibit anti-to the three-phase alternating current that three-phase drive power supply exports into horizontal high voltage
Shield avoids the problem that damaging direct current speeder when overvoltage occurs in the three-phase alternating current, is effectively improved brake
The safety of control circuit and brake system.
For the above-mentioned purpose of the utility model, feature and advantage is enable to be clearer and more comprehensible, preferred embodiment cited below particularly, and
Attached drawing appended by cooperation, is described in detail below.
Description of the drawings
Fig. 1 is the application block diagram of brake control circuit that the utility model embodiment provides.
Fig. 2 is the circuit diagram of brake control circuit that the utility model embodiment provides.
Fig. 3 is the circuit diagram of regulator circuit that the utility model embodiment provides.
Fig. 4 is another circuit diagram of brake control circuit that the utility model embodiment provides.
Icon：100- brake control circuits；110- direct current speeders；130- voltage changers；150- regulator circuits；
The first filter resistances of R11-；The second filter resistances of R12-；R13- third filter resistances；C1- filter capacitors；F1- first fuses；
D1- voltage protection diodes；PL- current dividers；PA- ammeters；PV- voltmeters；F2- second fuses；F3- third fuses；
The 4th fuses of F4-；The first reactors of L1-；The second reactors of L2-；L3- third reactors；The first varistors of R21-；R22-
Second varistor；R23- third varistors；The 5th fuses of F5-；The 6th fuses of F6-；The 7th fuses of F7-；Q1-
One breaker；The second breakers of Q2-；Q3- third breakers；The 4th breakers of Q4-；The 5th breakers of Q5-；The first relays of K1-
Device；The second relays of K2-；200- three-phase drive power supplys；300- brake lever；400- brake windings.
Specific embodiment
Purpose, technical scheme and advantage to make the utility model embodiment are clearer, new below in conjunction with this practicality
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the part of the embodiment of the utility model, instead of all the embodiments.Usually retouched in attached drawing here
The component of the utility model embodiment stated and shown can be configured to arrange and design with a variety of different.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.In the utility model
In description, term " first ", " second ", " third ", " the 4th " etc. are only used for distinguishing description, and it is not intended that being or implying
Relative importance.
In the description of the present invention, unless otherwise clearly defined and limited, term " setting ", " connected ", " company
Connect " it should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can be machine
Tool is connected or is electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be two members
Connection inside part.For the ordinary skill in the art, it can understand that above-mentioned term is new in this practicality with concrete condition
Concrete meaning in type.
As depicted in figs. 1 and 2, the utility model embodiment provides a kind of brake control circuit 100, is applied to brake
System.The brake system includes three-phase drive power supply 200, brake lever 300 and brake winding 400, the brake control circuit
100 include direct current speeder 110, voltage changer 130 and regulator circuit 150.
Further, in the present embodiment, the first input end of the direct current speeder 110 and three-phase drive power supply
200 output terminal connects, the second input terminal is connect with the output terminal of brake lever 300 by the voltage changer 130, exported
End is connect by the regulator circuit 150 with the input terminal of the brake winding 400.
By above-mentioned setting, can realize：The electric signal that the voltage changer 130 exports the brake lever 300
It carries out being sent to the direct current speeder 110 after decompression processing according to predetermined ratio, the direct current speeder 110 is according to connecing
The alternating current that the amplitude of the electric signal received exports the three-phase drive power supply 200 carries out transformation processing and rectification is handled, and
The brake winding 400 is delivered to by the regulator circuit 150.
Optionally, the concrete model of the direct current speeder 110 is unrestricted, for example, can include, but are not limited to be
Siemens's 6RA70 direct current speeders 110, Siemens's 6RA27 direct current speeders 110 etc..In the present embodiment, the direct current
Arrangements for speed regulation 110 are Siemens's 6RA70 direct current speeders 110.
Optionally, the electrical equipment or circuit that the voltage changer 130 includes are unrestricted, as long as at decompression
Reason and rectification processing ability, for example, either by electric resistance partial pressure with realize decompression processing purpose or
The purpose of decompression processing is realized by coupling coil, either realizing the purpose of rectification processing by single diode, also may be used
To be to realize purpose that rectification is handled by the cooperation of diode and other electrical equipments.
Optionally, the specific range of the amplitude for the electric signal that the brake lever 300 exports is unrestricted, can be according to reality
Circuit is configured.In the present embodiment, the brake lever 300 can export 0-18V according to the operating quantity difference of operating personnel
Ac signal.The specific ratio value that the voltage changer 130 carries out decompression processing according to predetermined ratio is unrestricted,
It is configured according to practical application request.In the present embodiment, the voltage changer 130 is filled to the DC speed regulation
The range for putting the amplitude of the electric signal of 110 outputs is the DC signal of 0-10V, i.e., described predetermined ratio is 1.8.
Optionally, the electrical equipment that the regulator circuit 150 includes is unrestricted, can be set according to actual demand
It puts, for example, can be configured according to the stability of the electric energy exported to the direct current speeder 110.With reference to Fig. 3, at this
In embodiment, the regulator circuit 150 can include the first filter resistance R11, the second filter resistance R12, third filter resistance
R13 and filter capacitor C1.
In the present embodiment, the first filter resistance R11 and the second filter resistance R12 that are connected in series with and be connected in series with the
Three filter resistance R13 and filter capacitor C1 are connected in parallel in the output terminal of the direct current speeder 110 and the brake winding
Between 400 input terminal.
Further, to avoid the direct current that the direct current speeder 110 exports because over-pressed or overcurrent is to the brake
Vehicle winding 400 damages, and in the present embodiment, the regulator circuit 150 can also include first fuse F1 and voltage is protected
Protect diode D1.The first fuse F1 be connected in series in the output terminal of the direct current speeder 110 and the brake around
Between the input terminal of group 400, the voltage protection diode D1 be connected in parallel in the output terminal of the direct current speeder 110 with
Between the input terminal of the brake winding 400.
When the current value of the direct current of the direct current speeder 110 output is excessively high, the first fuse F1 fusing
So that open circuit between the direct current speeder 110 and the brake winding 400, and then prevent the direct current speeder 110
The direct current of output enters the brake winding 400.It is excessively high in the voltage value of the direct current of the direct current speeder 110 output
When, the voltage protection diode D1, which is reversed, to be punctured so that the brake winding 400 is short-circuited, and then prevent the direct current tune
The direct current that speed variator 110 exports enters the brake winding 400.
Further, the direct current exported for ease of operating personnel to the direct current speeder 110 is monitored, described
Regulator circuit 150 can also include current divider PL and ammeter PA for acquiring current value and the electricity for collection voltages value
Press table PV.
Further, to avoid the alternating current that the three-phase drive power supply 200 exports because electric current is excessively high to the direct current tune
Speed variator 110 damages, and in the present embodiment, the brake control circuit 100 further includes second fuse F2, third fusing
Device F3 and the 4th fuse F4.The second fuse F2 is connected to the A of the first input end of the direct current speeder 110
Between phase port and the A phase output terminal mouths of the three-phase drive power supply 200, the third fuse F3 is connected to the direct current tune
Between the B phases port of the first input end of speed variator 110 and the B phase output terminal mouths of the three-phase drive power supply 200, the described 4th
Fuse F4 is connected to the C phases port of the first input end of the direct current speeder 110 and the three-phase drive power supply 200
Between C phase output terminal mouths.
When the electric current of the alternating current of the three-phase drive power supply 200 output is excessively high, the second fuse F2, third melt
Disconnected device F3 and the 4th fuse F4 fuses so that the interruption of the three-phase drive power supply 200 and the direct current speeder 110
Road, and then the alternating current that the three-phase drive power supply 200 is prevented to export enters the direct current speeder 110.
Further, to avoid the alternating current that the three-phase drive power supply 200 exports because there are harmonic wave or voltage fluctuations pair
The direct current speeder 110 damages, and in the present embodiment, the brake control circuit 100 can also include voltage stabilizing member
Part.
Optionally, the concrete type of the voltage stabilizing file is unrestricted, as long as can have inhibition to harmonic wave or voltage fluctuation
Effect.In the present embodiment, the voltage stabilizing element can include the first reactor L1, the second reactor L2 and third electricity
Anti- device L3.The first reactor L1 is connected to the A phases port and described three of the first input end of the direct current speeder 110
Between the A phase output terminal mouths of phase driving power 200, the second reactor L2 is connected to the of the direct current speeder 110
Between the B phases port of one input terminal and the B phase output terminal mouths of the three-phase drive power supply 200, the third reactor L3 connections
In the C phases port of the first input end of the direct current speeder 110 and the C phase output terminal mouths of the three-phase drive power supply 200
Between.
With reference to Fig. 4, to avoid the alternating current that the three-phase drive power supply 200 exports because overtension is to the DC speed regulation
Device 110 damages, and in the present embodiment, the brake control circuit 100 can also include the first varistor R21, the
Two varistor R22, third varistor R23, the 5th fuse F5, the 6th fuse F6 and the 7th fuse F7.
The first varistor R21, the second varistor R22 and the connection of third varistor R23 triangles, it is described
One end of 5th fuse F5 is connect with the A phase output terminal mouths of the three-phase drive power supply 200, the other end is connected to described first
Between varistor R21 and the third varistor R23, one end and the three-phase drive power supply of the 6th fuse F6
200 B phase output terminals mouth connection, the other end be connected to the first varistor R21 and the second varistor R22 it
Between, one end of the 7th fuse F7 is connect with the C phase output terminal mouths of the three-phase drive power supply 200, the other end is connected to
Between the second varistor R22 and the third varistor R23.
Optionally, the first fuse F1, second fuse F2, third fuse F3, the 4th fuse F4, the 5th are melted
The specific fusing value of disconnected device F5, the 6th fuse F6 and the 7th fuse F7 are unrestricted, can be treated according in practical application
The maximum operating currenbt of protection circuit is configured.In the present embodiment, the fusing value of the first fuse F1 be 100A, institute
The fusing value for stating second fuse F2, third fuse F3 and the 4th fuse F4 is identical and for 100A, the 5th fusing
The fusing value of device F5, the 6th fuse F6 and the 7th fuse F7 are identical and are 30A.
Further, the alternating current for ease of being exported to the three-phase drive power supply 200 controls, in the present embodiment
In, the brake control circuit 100 can also include the first circuit breaker Q 1, the second circuit breaker Q 2 and third circuit breaker Q 3.
First circuit breaker Q 1 is connected to the A phases port of the first input end of the direct current speeder 110 and described
Between the A phase output terminal mouths of three-phase drive power supply 200, second circuit breaker Q 2 is connected to the direct current speeder 110
Between the B phases port of first input end and the B phase output terminal mouths of the three-phase drive power supply 200, the third circuit breaker Q 3 connects
It is connected to the C phases port of the first input end of the direct current speeder 110 and the C phase output terminals of the three-phase drive power supply 200
Between mouthful.
Further, in the present embodiment, the brake system further includes two phase control power supplys, to drive the direct current tune
Speed variator 110 carries out speed governing work.The brake control circuit 100 further includes the 4th circuit breaker Q 4 and the 5th circuit breaker Q 5.Institute
The control power end of direct current speeder 110 is stated respectively by the 4th circuit breaker Q 4 and the 5th circuit breaker Q 5 and two-phase
Control the two phase output terminals connection of power supply connection.
Further, in the present embodiment, the brake system further includes transmission device, the brake control circuit 100
Can also include for detect the transmission device running status and fault status the first relay K1 and the second relay
K2。
The first relay K1 connect described to detect with the direct current speeder 110 and the transmission device respectively
The operating status of transmission device is simultaneously sent to the direct current speeder 110, the second relay K2 respectively with the direct current
Arrangements for speed regulation 110 connect the malfunction to detect the transmission device with the transmission device and are sent to the DC speed regulation
Device 110.
The utility model embodiment also provides a kind of brake system, including three-phase drive power supply 200, brake lever 300, brake
Winding 400 and the brake control circuit 100, the brake control circuit 100 and the three-phase drive power supply 200, brake
Handle 300 and brake winding 400 connect respectively.
Include the brake control circuit 100 in view of the brake system, therefore, the brake system has the brake
The all technical features of vehicle control circuit 100, and the technical issues of identical can be solved, identical technique effect is generated, in this reality
It applies in example, the particular technique feature of the brake system no longer repeats one by one, please refers to above to the brake control circuit 100
Explanation.
In conclusion a kind of brake control circuit 100 provided by the utility model and brake system, are filled by DC speed regulation
Being equipped with for 110, voltage changer 130 and regulator circuit 150 is put, direct current speeder 110 passes through regulator circuit 150
It can stablize to the brake output of winding 400, controllable direct current, brake operating is smoothly carried out with driving brake winding 400, from
And solve existing brake control circuit 100 in driving brake winding 400 because voltage fluctuation due to exist to brake and unstable ask
Topic, greatly improves brake control circuit 100 and the practicability and reliability of brake system.Secondly, pass through the first pressure-sensitive electricity
Hinder R21, the second varistor R22, third varistor R23, the 5th fuse F5, the 6th fuse F6 and the 7th fuse
F7's is equipped with, can to three-phase drive power supply 200 export three-phase alternating current into horizontal high voltage inhibit protect, avoid this three
There is the problem of being damaged during overvoltage to direct current speeder 110 in phase alternating current, is effectively improved brake control circuit 100
With the safety of brake system.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of brake control circuit, applied to brake system, which is characterized in that the brake system includes three-phase drive electricity
Source, brake lever and brake winding, the brake control circuit include direct current speeder, voltage changer and voltage stabilizing electricity
Road；
The first input end of the direct current speeder is connect with the output terminal of the three-phase drive power supply, the second input terminal passes through
The voltage changer is connect with the output terminal of the brake lever, output terminal passes through the regulator circuit and the brake winding
Input terminal connection；
The voltage changer is sent to after the electric signal that the brake lever exports is carried out decompression processing according to predetermined ratio
The direct current speeder, the direct current speeder are defeated by the three-phase drive power supply according to the amplitude of the electric signal received
The alternating current gone out carries out transformation processing and rectification processing, and is delivered to the brake winding by the regulator circuit.
2. brake control circuit according to claim 1, which is characterized in that the regulator circuit includes the first filtered electrical
Resistance, the second filter resistance, third filter resistance and filter capacitor；
The first filter resistance and the second filter resistance that are connected in series with and the third filter resistance being connected in series with and filter capacitor are simultaneously
Connection is connected between the output terminal of the direct current speeder and the input terminal of the brake winding.
3. brake control circuit according to claim 2, which is characterized in that the regulator circuit further includes first fuse
And voltage protection diode；
The first fuse be connected in series in the output terminal of the direct current speeder and the brake winding input terminal it
Between, the voltage protection diode is connected in parallel in the input terminal of the output terminal and the brake winding of the direct current speeder
Between.
4. according to the brake control circuit described in claim 1-3 any one, which is characterized in that the brake control circuit is also
Including second fuse, third fuse and the 4th fuse；
The second fuse is connected to the A phases port of the first input end of the direct current speeder and three-phase drive electricity
Between the A phase output terminal mouths in source, the third fuse is connected to the B phases port of the first input end of the direct current speeder
Between the B phase output terminal mouths of the three-phase drive power supply, the 4th fuse is connected to the of the direct current speeder
Between the C phases port of one input terminal and the C phase output terminal mouths of the three-phase drive power supply.
5. according to the brake control circuit described in claim 1-3 any one, which is characterized in that the brake control circuit is also
Including the first reactor, the second reactor and third reactor；
First reactor is connected to the A phases port of the first input end of the direct current speeder and three-phase drive electricity
Between the A phase output terminal mouths in source, second reactor is connected to the B phases port of the first input end of the direct current speeder
Between the B phase output terminal mouths of the three-phase drive power supply, the third reactor is connected to the of the direct current speeder
Between the C phases port of one input terminal and the C phase output terminal mouths of the three-phase drive power supply.
6. according to the brake control circuit described in claim 1-3 any one, which is characterized in that the brake control circuit is also
Including the first varistor, the second varistor, third varistor, the 5th fuse, the 6th fuse and the 7th fusing
Device；
First varistor, the second varistor and the connection of third varistor triangle, the 5th fuse
One end is connect with the A phase output terminal mouths of the three-phase drive power supply, the other end is connected to first varistor and described the
Between three varistors, one end of the 6th fuse is connect with the B phase output terminal mouths of the three-phase drive power supply, the other end
It is connected between first varistor and second varistor, one end and the three-phase of the 7th fuse drive
The C phase output terminals mouth connection of dynamic power supply, the other end are connected between second varistor and the third varistor.
7. according to the brake control circuit described in claim 1-3 any one, which is characterized in that the brake control circuit is also
Including the first breaker, the second breaker and third breaker；
First breaker is connected to the A phases port of the first input end of the direct current speeder and three-phase drive electricity
Between the A phase output terminal mouths in source, second breaker is connected to the B phases port of the first input end of the direct current speeder
Between the B phase output terminal mouths of the three-phase drive power supply, the third breaker is connected to the of the direct current speeder
Between the C phases port of one input terminal and the C phase output terminal mouths of the three-phase drive power supply.
8. according to the brake control circuit described in claim 1-3 any one, which is characterized in that the brake control circuit is also
Including the 4th breaker and the 5th breaker；
The control power end of the direct current speeder passes through the 4th breaker and the 5th breaker and two-phase respectively
Control the two phase output terminals connection of power supply connection.
9. according to the brake control circuit described in claim 1-3 any one, which is characterized in that the brake system further includes
Transmission device, the brake control circuit further include the first relay and the second relay；
First relay connect to detect the transmission device respectively with the direct current speeder and the transmission device
Operating status and be sent to the direct current speeder, second relay respectively with the direct current speeder and described
Transmission device connects to detect the malfunction of the transmission device and be sent to the direct current speeder.
10. a kind of brake system, which is characterized in that including three-phase drive power supply brake lever, brake winding and claim 1-9
Brake control circuit described in any one, the brake control circuit and the three-phase drive power supply, brake lever and brake
Winding connects respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721387801.3U CN207496479U (en) | 2017-10-25 | 2017-10-25 | brake control circuit and brake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721387801.3U CN207496479U (en) | 2017-10-25 | 2017-10-25 | brake control circuit and brake system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207496479U true CN207496479U (en) | 2018-06-15 |
Family
ID=62501637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721387801.3U Expired - Fee Related CN207496479U (en) | 2017-10-25 | 2017-10-25 | brake control circuit and brake system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207496479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107627856A (en) * | 2017-10-25 | 2018-01-26 | 中石化中原石油工程有限公司西南钻井分公司 | brake control circuit and brake system |
-
2017
- 2017-10-25 CN CN201721387801.3U patent/CN207496479U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107627856A (en) * | 2017-10-25 | 2018-01-26 | 中石化中原石油工程有限公司西南钻井分公司 | brake control circuit and brake system |
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| GR01 | Patent grant | ||
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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: 20180615 Termination date: 20181025 |