CN206947942U - A kind of skidding overpressure vent protection device and electron speed regulator - Google Patents
A kind of skidding overpressure vent protection device and electron speed regulator Download PDFInfo
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- CN206947942U CN206947942U CN201720739039.4U CN201720739039U CN206947942U CN 206947942 U CN206947942 U CN 206947942U CN 201720739039 U CN201720739039 U CN 201720739039U CN 206947942 U CN206947942 U CN 206947942U
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Abstract
Electron speed regulator technical field is the utility model is related to, especially a kind of skidding overpressure vent protection device and electron speed regulator.Wherein, protection device includes being used to absorb by the metal-oxide-semiconductor break-make module of the motor of electron speed regulator driving caused energy dissipation element and the loop break-make for controlling energy dissipation element for regenerating energy during mechanical rotation; bus anode, the other end that one end of the energy dissipation element is connected to electron speed regulator are connected to the drain electrode of metal-oxide-semiconductor break-make module, and the bus negative terminal of the source electrode connection electron speed regulator of metal-oxide-semiconductor break-make module, grid are as control signal input.Pass through the combination of protection device and electron speed regulator; can be during electron speed regulator carries out the skidding control of motor; absorbed using energy dissipation element or consume regeneration energy; to avoid over-pressed voltages from damaging electronic speed regulator, electrokinetic cell or the battery protecting plate at the bus end of electron speed regulator, the safe operation for electron speed regulator and relevant device provides powerful guarantee.
Description
Technical field
The utility model is related to electron speed regulator technical field, especially a kind of skidding overpressure vent protection device and
The electron speed regulator formed based on this device.
Background technology
Electron speed regulator is that one kind is used in Segway Human Transporter, electronic unmanned plane, Che Mo, ship model etc. motor driving class
Power control unit in equipment, it realizes the various run action of equipment by motor rotation.However, due to correlation
Technology it is not very perfect, when electron speed regulator is carrying out skidding often because motor machinery rotation caused by again
Energy supposition is given birth to the bus of electron speed regulator, so as to cause to occur during skidding skidding overvoltage, is entered
And cause electrokinetic cell that electron speed regulator is connected, with electron speed regulator in itself and battery protecting plate even equipment occurs in itself therefore
Barrier or damage.
By taking Segway Human Transporter in the market as an example, after the in-car battery of electric return board is fully charged, user makes cunning
When wooden handcart down slides from slope, brake will produce braking regeneration energy (i.e.：Motor is produced by during machinery rotates
Energy), but these regeneration energy can not be absorbed because battery has been full power state, it is easy to cause battery because mistake
Fill and be damaged or even catch fire, while battery protecting plate and electron speed regulator can also be damaged or even catch fire because of overvoltage,
Acted when carrying out under full power state in the presence of great potential safety hazard, particularly scooter and rush long slope, the probability meeting of this risk
Further increase；Based on this, the way of row industry routine is to indicate " to forbid user to carry out similar in the specification of product at present
Action, otherwise risk is thought highly of oneself " prompting term；However, this way can not but play a part of effectively eliminating safe hidden trouble, and
And user is implicitly present in this demand during scooter is used.
Utility model content
For above-mentioned the shortcomings of the prior art, first purpose of the present utility model is to provide a kind of skidding
Overpressure vent protection device；Second purpose of the present utility model is to provide a kind of electricity formed based on above-mentioned protection device
Sub- speed regulator.
To achieve these goals, the utility model use first technical scheme for：
A kind of skidding overpressure vent protection device, it be serially connected with the bus anode of electron speed regulator and bus negative terminal it
Between, it includes being used to absorb by the energy of the motor of electron speed regulator driving caused regeneration energy during mechanical rotation
The metal-oxide-semiconductor break-make module of consumers and the loop break-make for controlling energy dissipation element, the energy dissipation element
Bus anode, the other end that one end is connected to electron speed regulator are connected to the drain electrode of metal-oxide-semiconductor break-make module, the metal-oxide-semiconductor break-make
The source electrode of module connects the bus negative terminal of electron speed regulator, grid as control signal input.
Preferably, the energy dissipation element is one kind in resistance, heating wire, ceramic heating element.
Preferably, it also includes the voltage acquisition module of the positive terminal voltage of bus for gathering electron speed regulator, for inciting somebody to action
Sluggishness of the positive terminal voltage of bus of the electron speed regulator gathered via voltage acquisition module compared with reference voltage
Comparison module and the metal-oxide-semiconductor for carrying out break-make control to metal-oxide-semiconductor break-make module according to the signal that sluggish comparison module exports
Drive module, the output end of the metal-oxide-semiconductor drive module are connected to the grid of metal-oxide-semiconductor break-make module.
Preferably, the voltage acquisition module includes partial pressure sampling resistor and RC filter circuits, the partial pressure sampling resistor
One end be connected with the bus anode of electron speed regulator, the other end is connected to the inverting input of sluggish comparison module and passes through RC
Filter circuit is connected to the bus negative terminal of electron speed regulator.
Preferably, the sluggish comparison module includes a comparator, and the inverting input of the comparator is connected to voltage
The output end of acquisition module, in-phase input end are connected to metal-oxide-semiconductor drive module as reference voltage input, output end
Input.
Preferably, the metal-oxide-semiconductor drive module includes the first triode, the second triode and the 3rd triode, and described
The base stage of one triode is connected with the colelctor electrode of the second triode and the base stage of the 3rd triode simultaneously, emitter stage while and MOS
The grid of pipe break-make module and the emitter stage of the 3rd triode are connected, voltage input end of the colelctor electrode as metal-oxide-semiconductor drive module
And the colelctor electrode of the second triode is connected to by first resistor, the emitter stage of second triode and the collection of the 3rd triode
Electrode is connected to the bus negative terminal of electron speed regulator, and the base stage of second triode is connected to the defeated of sluggish comparison module
Go out end.
Preferably, the metal-oxide-semiconductor break-make module includes a N-channel MOS pipe.
Preferably, it also includes one for absorbing in N-channel MOS pipe make and break process in the generation of the both ends of energy dissipation element
Peak voltage absorption module, the absorption module include sequentially be serially connected with energy dissipation element both ends second resistance
With the first electric capacity.
The utility model use second technical scheme for：
A kind of electron speed regulator, it includes being used to be acted according to speed regulating control signal control motor and be serially connected with battery just
Motor drive module between negative pole or between the both positive and negative polarity of battery protecting plate；It also includes a kind of above-mentioned skidding overvoltage
Release protection device, bus anode as electron speed regulator of the bus anode of the motor drive module, bus negative terminal conduct
The bus negative terminal of electron speed regulator.
Preferably, also it is serially connected with a filter capacitor between the bus anode and bus negative terminal of the motor drive module.
It is by the decision design to protection device and it is organic with electron speed regulator progress as a result of such scheme
With reference to, can electron speed regulator carry out motor skidding control during, utilize energy dissipation element absorb or consumption
Energy is regenerated, to avoid the over-pressed voltages from damaging electronic speed regulator at the bus end of electron speed regulator, electrokinetic cell or battery from protecting
Backplate, the safe operation for electron speed regulator and relevant device provide powerful guarantee.
Brief description of the drawings
Fig. 1 is the circuit structure schematic diagram of the protection device of the utility model embodiment；
Fig. 2 is the application principle block diagram of the electron speed regulator of the utility model embodiment.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
As shown in Figure 1 and Fig. 2 is combined, a kind of skidding overpressure vent protection device that the present embodiment provides, it is concatenated
Between the bus anode and bus negative terminal of electron speed regulator, it mainly includes being used to absorb the motor driven by electron speed regulator
A the energy dissipation element a of caused regeneration energy and time for controlling energy dissipation element a during mechanical rotation
The metal-oxide-semiconductor break-make module b of road break-make；Wherein, energy dissipation element a one end is connected to the bus anode, another of electron speed regulator
One end is connected to metal-oxide-semiconductor break-make module b drain electrode, and the bus that metal-oxide-semiconductor break-make module b source electrode then connects electron speed regulator is born
End, grid are as control signal input.Thus, the motor such as traditional Segway Human Transporter, electronic unmanned plane driving class is set
It is standby interior, the bus anode and bus negative terminal of electron speed regulator be respectively with electrokinetic cell B both positive and negative polarity (or the guarantor of electrokinetic cell
The both positive and negative polarity of backplate, because the electrokinetic cell in this kind equipment of bus, which is divided into, two kinds of protection board and unprotect plate), electronic speed regulation
The output end of device is connected in motor A three phase lines, and electron speed regulator is by receiving speed-regulating signal come controlled motor A's
Running speed, therefore can adjust electronics after can directly the protection device of the present embodiment be attached with existing electron speed regulator
Fast device possesses skidding overpressure vent defencive function；Specially：When electron speed regulator receives brake operation instruction, due to
Regeneration energy can make the busbar voltage of electron speed regulator raise (or altering height) rapidly caused by motor A mechanical turning effort,
Energy dissipation element a loop is now connected using metal-oxide-semiconductor break-make module b, so as to consume this using energy dissipation element a
Portion of energy (or voltage), avoid easily causing electron speed regulator, battery protecting plate, electrokinetic cell because of the voltage for producing overvoltage
B even equipment failure in itself or damage, to ensure the safe operation of the motivation package system in equipment.
, can be to the effective absorption and consumption of regeneration energy for guarantee energy dissipation element a as a preferred scheme, this
The energy dissipation element a of embodiment can use one kind in resistance, heating wire, ceramic heating element as the case may be；Certainly,
It can use other that there is similar functions component or the combination of aforementioned device, different capacity may be selected in energy dissipation element a
And resistance, to be adapted to the brake of different dynamics applications.
To enable the operation that whole device is stablized, to provide strong safety guarantee, this implementation for electron speed regulator
Protection device also include being used to gather the voltage acquisition module c of the positive terminal voltage of bus of electron speed regulator, for will be via electricity
Sluggish ratio of the positive terminal voltage of bus for the electron speed regulator that pressure acquisition module c is gathered compared with reference voltage Vref
Compared with module d and for the metal-oxide-semiconductor according to the signal that sluggish comparison module d is exported to metal-oxide-semiconductor break-make module b progress break-make controls
Drive module e；Wherein, metal-oxide-semiconductor drive module e output end is connected to metal-oxide-semiconductor break-make module b grid.Thus, when electronics is adjusted
When fast device controlled motor A carries out skidding, the bus terminal voltage of electron speed regulator can raise rapidly, now sluggish comparison module
D can by voltage acquisition module c detect bus terminal voltage, sluggish comparison module d then by by bus terminal voltage with presetting
Reference voltage Vref be compared to obtain voltage back diffirence, electricity can be worked as by pre-setting suitable window voltage scope
When pushing back difference in the range of this, by this signal output to metal-oxide-semiconductor drive module e processing, so that metal-oxide-semiconductor drive module
E can control metal-oxide-semiconductor break-make module b to connect according to this signal, turned on, reached with final consumption of energy element a loop
The purpose of consumption regeneration energy.
As a preferred scheme, the voltage acquisition module c of the present embodiment includes partial pressure sampling resistor Rc and by resistance R10
The RC filter circuits formed with electric capacity C2；Wherein, partial pressure sampling resistor Rc one end be connected with the bus anode of electron speed regulator,
The other end is connected to sluggish comparison module d inverting input and the bus of electron speed regulator is connected to by RC filter circuits and bears
End.Thus, the voltage of electron speed regulator bus anode is sampled with from sluggish comparison module d come partial pressure using partial pressure sampling resistor Rc
Inverting input input to sluggish comparison module d, so as to carry out the comparison of sampled voltage and reference voltage Vref.
As a preferred scheme, the sluggish comparison module d of the present embodiment includes a comparator U1A, and comparator U1A's is anti-
Phase input is connected to voltage acquisition module c output end (i.e. partial pressure sampling resistor Rc), in-phase input end as reference
Voltage Vref input, output end are connected to metal-oxide-semiconductor drive module e input.
To ensure that metal-oxide-semiconductor drive module d is controlled metal-oxide-semiconductor break-make module b effective break-make, the metal-oxide-semiconductor of the present embodiment drives
Dynamic model block d includes the first triode Q1, the second triode Q2 and the 3rd triode Q3, and the first triode Q1 base stage is simultaneously with the
Two triode Q2 colelctor electrode and the 3rd triode Q3 base stage are connected, emitter stage simultaneously with metal-oxide-semiconductor break-make module b grid and
3rd triode Q3 emitter stage is connected, colelctor electrode as metal-oxide-semiconductor drive module d voltage input end and pass through first resistor R1
The second triode Q2 colelctor electrode is connected to, and the second triode Q2 emitter stage and the 3rd triode Q3 colelctor electrode connect respectively
The bus negative terminal of electron speed regulator is connected to, the second triode Q2 base stage is connected to sluggish comparison module d output end.Thus,
Push-pull circuit can be formed using three triodes to realize the break-make control to metal-oxide-semiconductor break-make module b.
As a preferred scheme, the metal-oxide-semiconductor break-make module b of the present embodiment mainly can be made up of a N-channel MOS pipe Q4.
In addition, can effectively to absorb in N-channel MOS pipe Q4 make and break processes caused by energy dissipation element a both ends
Peak voltage, the device of the present embodiment also include an absorption module f, and absorption module f includes sequentially being serially connected with energy expenditure member
The second resistance R2 at part a both ends and the first electric capacity C1.
Based on above-mentioned protection device, as shown in Figure 2 and Fig. 1 being combined, the present embodiment additionally provides a kind of electron speed regulator,
It includes being used to be acted and be serially connected between battery B both positive and negative polarity according to speed regulating control signal control motor A or battery protecting plate
Both positive and negative polarity between motor drive module g and a kind of above-mentioned skidding overpressure vent protection device；Wherein, motor drives
Bus anode, bus negative terminal bus negative terminal as electron speed regulator of the dynamic model block g bus anode as electron speed regulator.
To optimize the overall performance of whole electron speed regulator, with mating protection device complete consumption to regenerating energy or
Absorb, a filter capacitor Cr is also serially connected between motor drive module g bus anode and bus negative terminal.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure made using the utility model specification and accompanying drawing content or equivalent flow conversion, or directly or indirectly fortune
Used in other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (10)
- A kind of 1. skidding overpressure vent protection device, it is characterised in that：It is serially connected with the bus anode of electron speed regulator with Between bus negative terminal, it includes being used to absorb the motor caused regeneration during mechanical rotation driven by electron speed regulator The metal-oxide-semiconductor break-make module of the energy dissipation element of energy and the loop break-make for controlling energy dissipation element, the energy Bus anode, the other end that one end of consumers is connected to electron speed regulator are connected to the drain electrode of metal-oxide-semiconductor break-make module, described The source electrode of metal-oxide-semiconductor break-make module connects the bus negative terminal of electron speed regulator, grid as control signal input.
- A kind of 2. skidding overpressure vent protection device as claimed in claim 1, it is characterised in that：The energy expenditure member Part is one kind in resistance, heating wire, ceramic heating element.
- A kind of 3. skidding overpressure vent protection device as claimed in claim 1, it is characterised in that：It also includes being used to adopt The voltage acquisition module of the positive terminal voltage of bus of set electron speed regulator, the electronics for will be gathered via voltage acquisition module are adjusted Sluggish comparison module of the positive terminal voltage of bus of fast device compared with reference voltage and for according to sluggishness relatively mould Block output signal to metal-oxide-semiconductor break-make module carry out break-make control metal-oxide-semiconductor drive module, the metal-oxide-semiconductor drive module it is defeated Go out the grid that end is connected to metal-oxide-semiconductor break-make module.
- A kind of 4. skidding overpressure vent protection device as claimed in claim 3, it is characterised in that：The voltage acquisition mould Block includes partial pressure sampling resistor and RC filter circuits, one end of the partial pressure sampling resistor and the bus anode phase of electron speed regulator Even, the other end is connected to the inverting input of sluggish comparison module and the bus of electron speed regulator is connected to by RC filter circuits Negative terminal.
- A kind of 5. skidding overpressure vent protection device as claimed in claim 3, it is characterised in that：The sluggish relatively mould Block includes a comparator, and the inverting input of the comparator is connected to the output end of voltage acquisition module, in-phase input end work On the basis of reference voltage input terminal, output end be connected to the input of metal-oxide-semiconductor drive module.
- A kind of 6. skidding overpressure vent protection device as claimed in claim 3, it is characterised in that：The metal-oxide-semiconductor driving Module includes the first triode, the second triode and the 3rd triode, the base stage of first triode simultaneously with the two or three pole The base stage of the colelctor electrode of pipe and the 3rd triode is connected, emitter stage grid and the 3rd triode with metal-oxide-semiconductor break-make module simultaneously Emitter stage be connected, colelctor electrode as metal-oxide-semiconductor drive module voltage input end and the two or three pole is connected to by first resistor The colelctor electrode of pipe, the emitter stage of second triode and the colelctor electrode of the 3rd triode are connected to the mother of electron speed regulator Line negative terminal, the base stage of second triode are connected to the output end of sluggish comparison module.
- A kind of 7. skidding overpressure vent protection device as claimed in claim 3, it is characterised in that：The metal-oxide-semiconductor break-make Module includes a N-channel MOS pipe.
- A kind of 8. skidding overpressure vent protection device as claimed in claim 7, it is characterised in that：It is also used for including one Absorb in N-channel MOS pipe make and break process in the absorption module of peak voltage caused by the both ends of energy dissipation element, the absorption Module includes the second resistance and the first electric capacity for being sequentially serially connected with the both ends of energy dissipation element.
- 9. a kind of electron speed regulator, it includes being used to be acted according to speed regulating control signal control motor and be serially connected with the positive and negative of battery Motor drive module between pole or between the both positive and negative polarity of battery protecting plate；It is characterized in that：It also includes such as claim 1-8 Any one of a kind of skidding overpressure vent protection device, the bus anode of the motor drive module is as electronics Bus negative terminal of the bus anode, bus negative terminal of speed regulator as electron speed regulator.
- A kind of 10. electron speed regulator as claimed in claim 9, it is characterised in that：The bus anode of the motor drive module A filter capacitor is also serially connected between bus negative terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720739039.4U CN206947942U (en) | 2017-06-23 | 2017-06-23 | A kind of skidding overpressure vent protection device and electron speed regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720739039.4U CN206947942U (en) | 2017-06-23 | 2017-06-23 | A kind of skidding overpressure vent protection device and electron speed regulator |
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| Publication Number | Publication Date |
|---|---|
| CN206947942U true CN206947942U (en) | 2018-01-30 |
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| CN201720739039.4U Active CN206947942U (en) | 2017-06-23 | 2017-06-23 | A kind of skidding overpressure vent protection device and electron speed regulator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778433A (en) * | 2019-01-23 | 2019-05-21 | 浙江众邦机电科技有限公司 | The feedback control system and method for a kind of sewing machine and its brake energy |
| CN110620374A (en) * | 2019-10-11 | 2019-12-27 | 杭州兆鼎科技实业有限公司 | Regenerated electromotive force relief device |
| CN113541118A (en) * | 2021-08-17 | 2021-10-22 | 苏州伟创电气科技股份有限公司 | Bus overvoltage protection circuit |
-
2017
- 2017-06-23 CN CN201720739039.4U patent/CN206947942U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778433A (en) * | 2019-01-23 | 2019-05-21 | 浙江众邦机电科技有限公司 | The feedback control system and method for a kind of sewing machine and its brake energy |
| CN110620374A (en) * | 2019-10-11 | 2019-12-27 | 杭州兆鼎科技实业有限公司 | Regenerated electromotive force relief device |
| CN113541118A (en) * | 2021-08-17 | 2021-10-22 | 苏州伟创电气科技股份有限公司 | Bus overvoltage protection circuit |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518000 workshop 101-402, No. 4, Yasen industrial plant, No. 8, Chengxin Road, Baolong community, Baolong street, Longgang District, Shenzhen, Guangdong Province Patentee after: Shenzhen Haoying Technology Co.,Ltd. Address before: 518000 Floor 4, Building 4, Yasen Industrial Plant, No. 8, Chengxin Road, Baolong Industrial City, Baolong Community, Longgang Street, Longgang District, Shenzhen, Guangdong Patentee before: HOBBYWING TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address |