CN209366078U - The passive power supply unit of caterpillar - Google Patents
The passive power supply unit of caterpillar Download PDFInfo
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- CN209366078U CN209366078U CN201822187767.6U CN201822187767U CN209366078U CN 209366078 U CN209366078 U CN 209366078U CN 201822187767 U CN201822187767 U CN 201822187767U CN 209366078 U CN209366078 U CN 209366078U
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Abstract
The utility model discloses the passive power supply units of caterpillar, including silicon rectification generator, it further include passive power supply unit and thyristor regulating depressor, silicon rectification generator includes silicon rectifier, three-phase windings and excitation winding, passive power supply unit includes excitation control circuit, regulator rectifier circuit and circuit switching circuit, the utility model is compared with prior art, with or without battery, or silicon rectification generator is either with or without remanent magnetism, as long as engine can be started, silicon rectification generator can generate electricity, support vehicles combat performance.In season maintenance and when peacetime training, can uneasy holding storage battery, save a large amount of manpower and material resources.
Description
Technical field
The utility model belongs to caterpillar and uses field, and in particular to the passive power supply unit of caterpillar.
Background technique
Caterpillar is other than starting motor start-up, and also there are many other Starting mode.Band after engine start
Dynamic silicon rectification generator work power supply, silicon rectification generator excitation is controlled by thyristor regulating depressor, to keep the steady of output voltage
It is fixed.If vehicle, which is fitted without battery or silicon rectification generator, does not have remanent magnetism, even if starting engine, silicon rectifier power generation
Machine does not also generate electricity, and all electric and electronic systems of vehicle do not work, and vehicle can not go into battle.
Utility model content
The technical problem to be solved by the present invention is to for the defects in the prior art, it is passive provide caterpillar
Power supply unit, with or without installation battery or silicon rectification generator either with or without remanent magnetism, as long as engine, silicon can be started
Commutator generator can generate electricity, and support vehicles have operational efficiency always.
The above-mentioned purpose of the utility model is achieved through the following technical solutions:
The passive power supply unit of caterpillar, including silicon rectification generator further include passive power supply unit and thyristor regulating
Depressor,
Silicon rectification generator includes silicon rectifier, three-phase windings and excitation winding,
Passive power supply unit includes excitation control circuit, regulator rectifier circuit and circuit switching circuit,
Circuit switching circuit includes a fixing end and two switch terminals, and the fixing end and revolution counter of circuit switching circuit pass
Sensor connection, one of switch terminal of circuit switching circuit are connect with tachometer indicator, another switch terminal and rectification are steady
The input terminal of volt circuit connects, and the output end of regulator rectifier circuit and the input terminal of excitation control circuit connect, excitation con-trol electricity
The input terminal on road is also connect with supply node, and the output end of excitation control circuit is connect with excitation winding,
The output end of three-phase windings is connect with the three-phase input end of the input terminal of silicon rectifier and thyristor regulating depressor respectively,
The output end of silicon rectifier is connect with supply node, and supply node is connect with the drive circuitry end of thyristor regulating depressor, can
The DC output end of control silicon pressure regulator is connect with excitation winding
Supply node is connect with battery.
The utility model compared with prior art, has the advantage that
1, the caterpillar for installing the present apparatus, with or without battery or silicon rectification generator either with or without remanent magnetism, only
It wants that engine can be started, silicon rectification generator can generate electricity, support vehicles combat performance.
2, the caterpillar for installing the present apparatus, in season maintenance and when peacetime training, can uneasy holding storage battery, save
A large amount of manpower and material resources.
3, the caterpillar for installing the present apparatus can guarantee silicon rectification generator when battery fights damage or failure always
Normal power supply keeps equipment fighting capacity, has very strong fight meaning.
Detailed description of the invention
Fig. 1 is the functional block diagram of passive power supply unit.
Wherein: 1- silicon rectification generator, 2- thyristor regulating depressor, 3- battery, 4- electricity consumption harness, 5- are passive for Denso
It sets, 6- tachogenerator, 7- tachometer indicator, 101- silicon rectifier, 102- three-phase windings, 103- excitation winding, 201-
Comparison circuit is divided, 202- switching circuit, half controlled bridge rectification circuit of 203-, 501- excitation control circuit, 502- rectification is surely
Volt circuit, 503- circuit switching circuit.
Specific embodiment
The utility model is understood and implemented for the ease of those of ordinary skill in the art, it is practical to this below with reference to embodiment
It is novel to be described in further detail, it should be understood that it is practical new that implementation example described herein is only used for describing and explaining this
Type is not used to limit the utility model.
As shown in Figure 1, the passive power supply unit of caterpillar, including silicon rectification generator 1, it further include passive power supply unit
5 and thyristor regulating depressor 2,
Silicon rectification generator 1 includes silicon rectifier 101, three-phase windings 102 and excitation winding 103,
Passive power supply unit 5 includes excitation control circuit 501, regulator rectifier circuit 502 and circuit switching circuit 503,
Circuit switching circuit 503 include a fixing end and two switch terminals, the fixing end of circuit switching circuit 503 with turn
Fast table sensor 6 connects, and one of switch terminal of circuit switching circuit 503 is connect with tachometer indicator 7, another switching
End is connect with the input terminal of regulator rectifier circuit 502, and the output end of regulator rectifier circuit 502 is defeated with excitation control circuit 501
Enter end connection, the input terminal of excitation control circuit 501 also connect with supply node, the output end of excitation control circuit 501 with encourage
Magnetic winding 103 connects,
The three-phase input with the input terminal of silicon rectifier 101 and thyristor regulating depressor 2 respectively of the output end of three-phase windings 102
End connection, the output end of silicon rectifier 101 are connect with supply node, and the driving circuit of supply node and thyristor regulating depressor 2 supplies
Electric end connection, the DC output end of thyristor regulating depressor 2 are connect with excitation winding 103
Supply node is connect with battery 3.
As shown in Figure 1, silicon rectification generator 1 includes silicon rectifier 101, three-phase windings 102 and excitation winding 103.Excitation
Winding 103 is the rotor of silicon rectification generator 1, by engine driving, generates alternating magnetic field.Three-phase windings 102 are silicon rectifier hair
The stator of motor 1 generates alternating current under action of alternating magnetic field.Silicon rectifier 101 carries out the alternating current of three-phase windings 102 complete
Direct current electricity output after wave rectification as silicon rectification generator 1.
Thyristor regulating depressor 2 includes drive circuitry end, three-phase input end and DC output end, drive circuitry end
It is connect with battery 3, three-phase input end is connect with the output end of three-phase windings 102, and DC output end and excitation winding 103 connect
It connects.
Commercial products can be selected in thyristor regulating depressor 2, it is preferred that thyristor regulating depressor 2 include partial pressure comparison circuit 201,
Switching circuit 202 and half controlled bridge rectification circuit 203.The working condition of 201 control switch circuit 202 of comparison circuit is divided,
Switching circuit 202 controls the on-off of half controlled bridge rectification circuit 203, and half controlled bridge rectification circuit 203 is by three-phase windings 102
AC rectification after supply excitation winding 103.The input terminal for dividing comparison circuit 201 constitutes drive circuitry end, and half can
The DC output end for controlling bridge rectifier 203 constitutes the DC output end of thyristor regulating depressor 2, half controlled bridge rectification circuit
203 three-phase input end constitutes the three-phase input end connection of thyristor regulating depressor 2.
Tachogenerator 6 is three-phase permanent synchronous generator, and tachogenerator 6 is by engine driving, by engine
Revolving speed becomes corresponding frequencies alternating current.Tachometer indicator 7 turns according to the rate-adaptive pacemaker of the alternating current of tachogenerator 6 is corresponding
Speed is simultaneously shown.
Passive power supply unit 5 includes excitation control circuit 501, regulator rectifier circuit 502 and circuit switching circuit 503.?
It is by circuit switching circuit 503 that tachogenerator 6 is defeated when the voltage for the direct current that silicon rectification generator 1 exports is lower than 6V
Alternating current out is input to regulator rectifier circuit 502；When the voltage for the direct current that silicon rectification generator 1 exports is higher than 6V, lead to
It crosses circuit switching circuit 503 and the alternating current that tachogenerator 6 exports is input to the conversion of the progress revolving speed of tachometer indicator 7 simultaneously
Display.Regulator rectifier circuit 502 will supply excitation control circuit 501 after the AC rectification pressure stabilizing of tachogenerator 6.Excitation
Control circuit 501 is that the excitation winding 103 of silicon rectification generator 1 provides exciting current.
When being fitted without passive power supply unit 5, if there have the remanent magnetism potential of battery 3 and three-phase windings 102 to be higher than to be silicon-controlled
The conduction threshold of the power tube of half controlled bridge rectification circuit in pressure regulator 2.Start engine after, driven by engine excitation around
The remanent magnetism potential of three-phase windings 102 is converted to DC excitation electric current to excitation winding 103 by 103 operating of group, thyristor regulating depressor 2
It is powered, the voltage of the output alternating current of three-phase windings 102 rises.When the alternating current of three-phase windings 102 is through silicon rectifier 101
When voltage after rectification is higher than the voltage of battery 3, silicon rectification generator 1 charges to battery 3, while supplying electricity consumption harness 4.
When being fitted without passive power supply unit 5, if the drive circuitry end of thyristor regulating depressor 2 does not have without battery 3
There is power supply offer, the remanent magnetism potential that three-phase input end inputs can not be converted to direct current and supply electricity to excitation winding by thyristor regulating depressor 2
103 power supplies, even if starting engine, silicon rectification generator 1 can not normal power generation.
When being fitted without passive power supply unit 5, start engine, if excitation winding 103 is very weak without remanent magnetism or remanent magnetism, three-phase
When the remanent magnetism potential of winding 102 is lower than the conduction threshold of the power tube of half controlled bridge rectification circuit in thyristor regulating depressor 2,
With or without battery 3,103 excitation-free current of excitation winding, silicon rectification generator 1 is unable to normal power generation.
When passive power supply unit 5 is installed, in no battery 3 and when excitation winding 103 is without remanent magnetism, start engine,
Driven by engine silicon rectification generator 1 and tachogenerator 6 operate.Thyristor regulating depressor 2 does not work, and is not excitation winding
103 provide DC excitation electric current, and the alternating current that tachogenerator 6 issues is switched to rectifying and voltage-stabilizing by circuit switching circuit 503
Circuit 502 is powered by excitation control circuit 501 to excitation winding 103, and 102 voltage of three-phase windings rises.Work as silicon rectifier
When 101 output voltage is higher than 6V, the output voltage of silicon rectifier 101 is mentioned by excitation control circuit 501 to excitation winding 103
For DC excitation electric current, silicon rectification generator 1 is by the self-excitation power generation of excitation control circuit 501, on 102 voltage of three-phase windings continues
It rises.Meanwhile the circuit of tachogenerator 6 is switched to tachometer indicator 7, the normal work of revolution counter by circuit switching circuit 503
Make.When the voltage that silicon rectifier 101 exports is higher than 24V, the self-excitation that excitation control circuit 501 cuts off silicon rectification generator 1 is logical
Road, silicon rectification generator 1 controls excitation by thyristor regulating depressor 2, into normal power generation state.In the present invention, excitation
Control circuit 501 is equivalent to a current source, and there are two input terminals for excitation control circuit 501, respectively with regulator rectifier circuit 502
Output end connected with the output end of battery 3, excitation control circuit 501 has an output end, connect with excitation winding 103.
When passive power supply unit 5 is installed, in no battery 3 but when excitation winding 103 has remanent magnetism, start engine,
The shutdown of half controlled bridge rectification circuit 203.If the remanent magnetism voltage that silicon rectifier 101 exports is lower than 6V, led to by tachogenerator 6
Overexcitation control circuit 501 provides initial excitation to excitation winding 103.If the remanent magnetism voltage that silicon rectifier 101 exports is higher than 6V
When, silicon rectification generator 1 passes through the self-excitation power generation of excitation control circuit 501.When the voltage of silicon rectification generator 1 is higher than 24V, encourage
Control circuit 501 cuts off the self-excitation supply access of silicon rectification generator 1, and silicon rectification generator 1 is controlled by thyristor regulating depressor 2
Excitation, into normal power generation state.
When passive power supply unit 5 is installed, when having battery 3 but excitation winding 103 is without remanent magnetism, start engine, it can
Control silicon pressure regulator 2 cannot provide exciting current for excitation winding 103, and battery 3 gives excitation winding by excitation control circuit 501
103 provide exciting current.When the potential of three-phase windings 102 is higher than half controlled bridge rectification circuit in thyristor regulating depressor 2
When the conduction threshold of power tube, excitation control circuit 501 and thyristor regulating depressor 2 are powered to excitation winding 103 simultaneously.When silicon is whole
When flowing the voltage of generator 1 higher than 24V, excitation control circuit 501 cuts off excitation access, and silicon rectification generator 1 is by thyristor regulating
Depressor 2 controls excitation, into normal power generation state.
When passive power supply unit 5 is installed, there is the potential of battery 3 and three-phase windings 102 to be higher than thyristor regulating depressor 2
In half controlled bridge rectification circuit power tube conduction threshold when, start engine, excitation control circuit 501 with it is silicon-controlled
Pressure regulator 2 is powered to excitation winding 103 simultaneously.When the voltage of silicon rectification generator 1 is higher than 24V, excitation control circuit 501 is cut
Disconnected excitation access, silicon rectification generator 1 controls excitation by thyristor regulating depressor 2, into normal power generation state.
The utility model has the advantages that the utility model is ingenious in design, reliable for operation, solves vehicle and be fitted without battery or silicon
Commutator generator does not have the problem of remanent magnetism, silicon rectification generator does not generate electricity.It is being fitted without battery or silicon rectification generator
Do not have to start engine when remanent magnetism, allowing engine-driven is originally that the tachogenerator of three-phase permanent synchronous generator is whole for silicon
It flows generator and initial excitation is provided, make silicon rectification generator normal power generation.In season maintenance and peacetime training, can not install
Battery saves a large amount of manpower and material resources.In especially wartime, when battery fights damage or failure, passive power supply unit be can guarantee
Silicon rectification generator normal power supply keeps equipment fighting capacity, has very strong fight meaning.
Specific embodiment described herein is only to give an example to the utility model.The affiliated skill of the utility model
The technical staff in art field can make various modifications or additions to the described embodiments or substitute, but not partially
Marrow from the utility model surmounts the range defined outside the appended claims.
Claims (1)
1. the passive power supply unit of caterpillar, including silicon rectification generator (1), which is characterized in that further include passive for Denso
(5) and thyristor regulating depressor (2) are set,
Silicon rectification generator (1) includes silicon rectifier (101), three-phase windings (102) and excitation winding (103),
Passive power supply unit (5) includes excitation control circuit (501), regulator rectifier circuit (502) and circuit switching circuit
(503),
Circuit switching circuit (503) include a fixing end and two switch terminals, the fixing end of circuit switching circuit (503) with turn
Fast table sensor (6) connection, one of switch terminal of circuit switching circuit (503) is connect with tachometer indicator (7), another
A switch terminal is connect with the input terminal of regulator rectifier circuit (502), output end and the excitation con-trol electricity of regulator rectifier circuit (502)
The input terminal on road (501) connects, and the input terminal of excitation control circuit (501) is also connect with supply node, excitation control circuit
(501) output end is connect with excitation winding (103),
The output end of three-phase windings (102) is defeated with the three-phase of the input terminal of silicon rectifier (101) and thyristor regulating depressor (2) respectively
Enter end connection, the output end of silicon rectifier (101) is connect with supply node, the driving of supply node and thyristor regulating depressor (2)
The connection of circuit feeder ear, the DC output end of thyristor regulating depressor (2) are connect with excitation winding (103)
Supply node is connect with battery (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822187767.6U CN209366078U (en) | 2018-12-25 | 2018-12-25 | The passive power supply unit of caterpillar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822187767.6U CN209366078U (en) | 2018-12-25 | 2018-12-25 | The passive power supply unit of caterpillar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209366078U true CN209366078U (en) | 2019-09-10 |
Family
ID=67830702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822187767.6U Expired - Fee Related CN209366078U (en) | 2018-12-25 | 2018-12-25 | The passive power supply unit of caterpillar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209366078U (en) |
-
2018
- 2018-12-25 CN CN201822187767.6U patent/CN209366078U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190910 Termination date: 20201225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |