CN109861368A - Power supply unit and electric tool with the power supply unit - Google Patents
Power supply unit and electric tool with the power supply unit Download PDFInfo
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- CN109861368A CN109861368A CN201711244628.6A CN201711244628A CN109861368A CN 109861368 A CN109861368 A CN 109861368A CN 201711244628 A CN201711244628 A CN 201711244628A CN 109861368 A CN109861368 A CN 109861368A
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Abstract
The present invention relates to a kind of power supply unit and with the electric tool of the power supply unit, power supply unit includes driving unit；First power supply module, for providing direct current for driving unit；Second source component, equipped with for providing the capacitance component of power supply for driving unit；Control unit selects at least one of the first power supply module and second source component to provide electric energy for driving unit.The first power supply module and second source component are controlled by control switch, powered when driving unit is worked normally using the first power supply module, can be powered by capacitance component as power supply when driving unit needs high current in short-term.In addition, being simultaneously also driving unit power supply using the first power supply module and second source component, superpower electric energy is provided.The first power supply module and second source component being controlled by control unit, comprehensive power supply control being carried out to driving unit, discharge current is big and has extended cycle life.
Description
Technical field
The present invention relates to technical field of electric control, more particularly to a kind of power supply unit and with the electricity of the power supply unit
Power driven tools.
Background technique
Electric tool is a kind of mechanized tool, it, as power, is driven by motor or electromagnet by transmission mechanism
Work head carries out operation, is usually made hand-held, movable, light structure, carries easy to use.It can due to comparing hand tools
Production efficiency several times are improved to decades of times, electric tool has been widely used in national economy every field, and enters family
It uses.
The power pack of conventional power tool uses lithium battery power supply, and discharge current is small and service life cycle is short, when certain
A little operating conditions need short time high current come when completing, the electric tool of traditional battery pack power supply can not provide high current in short-term,
Perhaps traditional electric tool only has a kind of power supply or DC power supply or AC power source, when surrounding do not have DC power supply or
When the case where AC power source, it is not available electric tool.
Summary of the invention
Based on this, it is necessary in view of the above-mentioned problems, providing that a kind of discharge current is big and service life cycle is long for Denso
It sets and the electric tool with the power supply unit.
A kind of power supply unit characterized by comprising
Driving unit；
First power supply module, for providing electric energy for driving unit；
Second source component, equipped with for providing the capacitance component of power supply for driving unit；
Control unit selects at least one of the first power supply module and second source component to provide electricity for driving unit
Energy.
A kind of electric tool, including motor and above-mentioned power supply unit, the driving unit connect the motor.
Above-mentioned power supply unit and electric tool with the power supply unit, the first power supply module provide direct current for driving unit
Electricity；Second source component is equipped with for providing the capacitance component of power supply for driving unit, and control unit selects the first power supply module
Electric energy is provided at least one of second source component for driving unit.By control switch to the first power supply module and second
Power supply module is controlled, and is powered when driving unit is worked normally using the first power supply module, is needed in short-term in driving unit
It can be powered by capacitance component as power supply when high current.In addition, also using the first power supply module and second source group
Part is driving unit power supply simultaneously, provides superpower electric energy.The first power supply module and second source component are controlled by control unit
Comprehensive power supply control is carried out to driving unit, discharge current is big and has extended cycle life.
Detailed description of the invention
Fig. 1 is the structure chart of power supply unit in an embodiment；
Fig. 2 is the structure chart of power supply unit in another embodiment；
Fig. 3 is the structure chart of power supply unit in another embodiment；
Fig. 4 is the structure chart of power supply unit in another embodiment；
Fig. 5 is the structure chart of power supply unit in another embodiment.
Specific embodiment
In one embodiment, a kind of power supply unit is suitable for electric tool.As shown in Figure 1, power supply unit driving is single
First 100, first power supply module 110, second source component 120 and control unit 130.First power supply module 110 is used for as driving
Unit 100 provides electric energy, and second source component 120 is equipped with for providing the capacitance component of power supply for driving unit 100, and control is single
Member 130 selects at least one of the first power supply module 110 and second source component 120 to provide electric energy for driving unit 100.
Specifically, 110 second source component 120 of the first power supply module connects driving unit 100 by control unit 130,
Driving unit 100 is for receiving electric energy and exporting supply voltage.For example, when power supply unit is used for electric tool, driving unit
100 can connect the motor in electric tool, and control unit 130 connects motor by driving unit 100, and access electric energy is to driving list
Member 100, for the work of 100 driving motor of driving unit.
Above-mentioned power supply unit controls the first power supply module 110 and 120 pairs of second source component drivings by control unit 130
Unit 100 carries out comprehensive power supply control, and discharge current is big and has extended cycle life.
In one embodiment, the first power supply module 110 is connect with second source component 120, and the first power supply module 110 is also
For charging for capacitance component.It is charged using the first power supply module 110 to capacitance component, improves the power supply continuation of the journey energy of capacitance component
Power.
Further, in one embodiment, as shown in Fig. 2, power supply unit further includes the first control assembly K1, the first control
Component K1 processed is for connecting the first power supply module 110 and second source component 120；Control unit 130 is filled including management of charging and discharging
132 are set, management of charging and discharging device 132 is used to control the on-off of the first control assembly K1.
The output of first power supply module 110 is used for transmission to the direct current of motor 220, and management of charging and discharging device 132 is for controlling
The on-off of the first control assembly K1 is made, second source component 120 exports electric energy when the first control assembly K1 is connected to motor
220, so that the motor 220 in driving unit 100 works.Wherein, management of charging and discharging device 132 can be believes according to external detection
Number or user input external command control the first control assembly K1 on-off.The side of first power supply module 110 output direct current
Formula is not unique, can be and exports direct current by lithium battery or battery etc., is also possible to be converted in the alternating current of access
It is exported after direct current.When driving unit 100 needs high current in short-term, the first control can be controlled by management of charging and discharging device 132
Component K1 conducting processed, powers to motor 220 using capacitance component as power supply, and the first electricity is then utilized when motor 220 works normally
Source component 110 is powered.
Driving unit 100, the first power supply module 110, second source component 120, the first control assembly K1 and charge and discharge fulgurite
Connection relationship between reason device 132 is not uniquely, in one embodiment, in conjunction with Fig. 1, as shown in Fig. 2, the first power supply
Component 110 connects motor 220, the first control assembly K1 and the connection composition charge and discharge of second source component 120 by control unit 130
Circuit, and one end of charge-discharge circuit connects the first power supply module 110, the other end is separately connected motor 220 and the first power supply
Component 110；Control unit 130 includes management of charging and discharging device 132, and management of charging and discharging device 132 connects the first control assembly K1
With the first power supply module 110.Management of charging and discharging device 132 controls the on-off of the first control assembly K1 according to control signal；First
For control assembly K1 in conducting, the electric energy of the capacitance component output storage in second source component 120 powers to motor 220, or
The first power supply module 110 is accessed, the direct current of the first power supply module 110 output is to the capacitance component in second source component 120
Charging.
The specific structure of charging and discharging circuit is not unique, and the type of the first control assembly K1 is not unique, and can be out
Guan Guan is also possible to the control assembly being constituted by a diode such as triode or metal-oxide-semiconductor.In the present embodiment, the first control assembly K1
For switching tube, the control terminal of the first control assembly K1 connects management of charging and discharging device 132, and the input terminal of the first control assembly K1 connects
Connect the first power supply module 110, the output end of the first control assembly K1 connects capacitance component one end, capacitance component other end connection the
One power supply module 110.
In addition, control unit 130 may also include the tools control 134 of connection management of charging and discharging device 132, the first electricity
Source component connects driving unit 100 by tools control 134, accesses the first power supply module using tools control 134
110 and/or 120 output end electric energy of second source component be driving unit 100 power, driving unit 100 include motor 220.
In an embodiment of the present invention, power switch is equipped between the first power supply module 110 and tools control 134
K4, for controlling the electric discharge of the first power supply module 110.
Capacitance component in second source component 120 provides power supply for storing electric energy to function as motor 220.Capacitance group
The type of part is not unique, and in one embodiment, capacitance component is super-capacitor component.Using super-capacitor component as power supply
It powers to tools control, super-capacitor component charge/discharge speed is fast, and discharge current is big and has extended cycle life.Specifically, electric
Holding component includes multiple super capacitors, and one end connects the output end of the first control assembly K1 after multiple super capacitor series connection, another
The first power supply module 110 of end connection.Super capacitor is a kind of free of contamination novel energy storage apparatus, overlong service life (1-50 ten thousand times),
Securely and reliably, energy storage is huge, is a kind of ideal energy storage device, and concrete property is as follows: in the high circulation service life, cycle life is up to 50
Ten thousand times or more, remote super battery theoretic largest loop 2000-5000 times；Quick charge characteristic, since there is no electric energy conversion
The chemical reaction of chemical energy charges -10 minutes 10 seconds, can reach its 95% or more rated capacity；High power density characteristic, has
Superior dynamic characteristics is equivalent to 5-10 times of battery, can better meet big to moment up to 300W/kg~5000W/kg
The requirement of power；Large current discharging capability is superpower, and process losses are small, and high current is tens times of battery；Ultralow temperature characteristics are good, temperature
Spend range it is -40 DEG C wide~+70 DEG C；And general battery is -20 DEG C~+60 DEG C；Pollution-free, securely and reliably, supercapacitor is green
The color energy (active carbon), it is free from environmental pollution, it is ideal environmentally protective power supply；Life-cycle is non-maintaining, and supercapacitor is using complete
Sealing structure, no moisture etc. evaporate, and the life-cycle does not need to safeguard in use；It is at low cost, supercapacitor valence
Lattice are 1 times higher than lead-acid battery, but the service life is 10 times higher than battery.
It is appreciated that in other embodiments, charge-discharge circuit can also be not connected to the first power supply module 110 and motor
220 common end, but directly connect with motor 220.
In one embodiment, as shown in Figure 3 and Figure 4, power supply unit further includes the first detection circuit 140 and/or second
Detection circuit 150, control unit 130 connect the public of the first control assembly K1 and capacitance component by the first detection circuit 140
End fills control unit 130 by the second detection circuit 150 and connects the first power supply module 110.
First detection circuit 140 is used to detect the parameters such as the voltage and current of capacitance component output and is sent to control unit
130, the second detection circuit 150 is used to detect the parameters such as the voltage and current of the first power supply module 110 output and is sent to control list
Member 130；Control unit 130 carries out on-off control to the first control assembly K1 according to parameters such as the voltage and currents of detection.
By taking power supply unit includes simultaneously the first detection circuit 140 and the second detection circuit 150 as an example, pass through the first detection electricity
The Current Voltage that road 140 and the second detection circuit 150 respectively export capacitance component and the first power supply module 110 samples,
And the electric current and voltage output for obtaining sampling are mentioned to control unit 130 in order to which control unit 130 carries out charge and discharge control
High operation ease.For example, when the first power supply module 110 exports direct current, if the output voltage of capacitance component is too low,
Control unit 130 controls the first control assembly K1 conducting and charges to capacitance component.If capacitance component has been filled with electricity, charge and discharge fulgurite
It manages device 132 and controls the first control assembly K1 shutdown.When motor 220 needs high current in short-term, management of charging and discharging device 132 is again
The first control assembly K1 conducting is controlled, is powered using capacitance component to motor 220.It is appreciated that in other embodiments, it can also
To be that the management of charging and discharging device 132 in control unit 130 is detected according to the first detection circuit 140 or the second detection circuit 150
The voltage and current arrived controls the on-off of the first control assembly K1.
The specific structure of first power supply module 110 is not unique, in one embodiment, as shown in Figures 2 to 4, first
Power supply module 110 includes AC power source and fairing 112, and AC power source connects fairing 112, and fairing 112 connects
Motor 220 and control unit 130.Fairing 112 obtains direct current and output can for rectifying to the alternating current of access
Direct current power supply machine 220 work or charged to capacitance component.In addition, the first power supply module 110 may also include connection rectification dress
Set 112 ac plug 114.Ac plug 114 specifically connects the input terminal of fairing 112, access AC power source output
Alternating current and exporting to fairing 112 is rectified.The type of ac plug 114 is not unique, can specifically be inserted according to practical
Seat type is selected.
Specifically, the input terminal of fairing 112 accesses alternating current, the first control of output cathode connection of fairing 112
The input terminal and motor 220 of component K1 processed, the output negative pole connection capacitance component and management of charging and discharging device of fairing 112
132.It is appreciated that in other embodiments, being also possible to the output cathode of capacitance component connection fairing 112, and pass through
The output negative pole of first control assembly K1 connection fairing 112.The alternating current of 112 pairs of fairing accesses is rectified to obtain
Direct current and exporting to motor 220 is powered, and is charged in the first control assembly K1 conducting to capacitance component.Charge and discharge
Managing device 132 controls the first control assembly K1 on-off according to control signal, and the direct current exported using fairing 112 is to electricity
Hold component charging, and control capacitance component powers to motor 220.Management of charging and discharging device 132 is according to control signal control the
The mode of one control assembly K1 on-off is not unique, such as can be and control the first control assembly when controlling signal and being high level
K1 conducting controls the first control assembly K1 when controlling signal and being low level and disconnects.The concrete type of fairing 112 is not only
One, in the present embodiment, fairing 112 is full-bridge rectification device, and power utilization rate is high, improves energy utilization rate.
In another embodiment, as shown in figure 4, the first power supply module 110 includes battery pack 116, battery pack 116 is connected
Motor 220 and control unit 130.It is powered using battery pack 116 to motor 220 and is charged to capacitance component, operating conveniently can
It leans on.Further, the first power supply module 110 further includes the second control assembly K2, and it is single that the second control assembly K2 is separately connected control
Member 130, fairing 112 and battery pack 116.
In the present embodiment, the second control assembly K2 equally uses switching tube, specifically, the input terminal of the second control assembly K2
Motor 220 is connected, the control terminal of the second control assembly K2 connects control unit 130, the output end connection of the second control assembly K2
The other end of one end of battery pack 116, battery pack 116 connects capacitance component, and battery pack 116 specifically can be lithium battery pack or storage
Battery pack etc..The on-off that signal controls the second control assembly K2 can be controlled based on the received by control unit 130, control battery
116 pairs of motors 220 are wrapped to power.
In a more detailed embodiment, the first power supply module 110 can also include fairing 112, battery simultaneously
Packet 116 and the second control assembly K2.Power supply unit provide simultaneously Alternating Current Power Supply, super capacitor power supply and three kinds of lithium battery power supply
Power supply mode, control unit 130 can set selection power supply mode according to user, or be powered according to the voltage intelligent selection of acquisition
Mode improves the power supply convenience and reliability of power supply unit.For example, straight when fairing 112 has access external power supply
It connects and powers after being rectified to alternating current to motor 220, and charge to battery pack 116 and capacitance component；When fairing 112 does not have
It when having access external power supply, is then powered using battery pack 116, and utilizes capacitor when motor 220 needs high current in short-term
Assembly power supply.
Further, as shown in figure 4, power supply unit further includes the first battery temperature detection circuit 180, the second battery temperature
Detection circuit 190 and third detection circuit 192, control unit 130 connect capacitance group by the first battery temperature detection circuit 180
Part, control unit 130 connects battery pack 116 by the second battery temperature detection circuit 190, and passes through third detection circuit 192
Connect the common end of battery pack 116 and the second control assembly K2.
First battery temperature detection circuit 180 is used to detect the temperature of capacitance component, and sends temperature signal to controlling list
Member 130, the second battery temperature detection circuit 190 are used to detect the temperature of battery pack 116, and send temperature signal to control unit
130, third detection circuit 192 detects the voltage and current that battery pack 116 exports, and sends voltage and current signal to control unit
130；Temperature signal and voltage and current signal control the on-off of the second control assembly K2 to control unit 130 based on the received.
In the present embodiment, control unit 130 is in combination with the first battery temperature detection circuit 180, the second battery temperature
The Current Voltage that the temperature signal and third detection circuit 192 that detection circuit 190 acquires acquire carries out charge and discharge control, when
Capacitance component and battery pack 116 then stop charging when the temperature is excessively high, avoid temperature excessively high and burn out, improving charging operations can
By property.Control unit 130 controls the on-off of the second control assembly K2 using the Current Voltage that third detection circuit 192 acquires, real
Show the autonomous control of 116 charge and discharge of battery pack, concrete principle and the first detection circuit 140 of utilization and the first control assembly K1 to electricity
Appearance component progress charge and discharge control is similar, and this will not be repeated here.
In one embodiment, as shown in Figure 3 and Figure 4, power supply unit further includes the detection of third control assembly K3 and the 4th
Circuit 194, third control assembly K3 is for connecting motor 220, third control assembly K3 connection control unit 130 and the first power supply
Component 110, control unit 130 connect the public affairs of third control assembly K3 and the first power supply module 110 by the 4th detection circuit 194
End altogether.In the present embodiment, third control assembly K3 is switching tube, and the control terminal of third control assembly K3 connects control unit 130；
The output end of third control assembly K3 connects the first power supply module 110, and control unit 130 is connected by the 4th detection circuit 194
The common end of third control assembly K3 and the first power supply module 110.Specifically, the output end connection first of third control assembly K3
Fairing 112 in power supply module 110.
4th detection circuit 194 detects the Current Voltage for flowing through motor 220, and control unit 130 is according to detecting
Current Voltage to third control assembly K3 carry out on-off control, flow through motor 220 Current Voltage stablize in preset range
It is interior, it realizes and the constant current constant voltage of motor 220 is controlled, avoid Current Voltage from fluctuating excessive influence motor 220 and work, improve power supply
Reliability.
Further, as shown in Figure 3 and Figure 4, power supply unit further includes power switch K4 and switch condition detection circuit
196, control unit 130 further includes tools control 134, and tools control 134 connects management of charging and discharging device 132 and electricity
Machine 220.The one end power switch K4 connects the first power supply module 110 and the first control assembly K1, specific to connect 112 He of fairing
The common end of first control assembly K1, power switch K4 other end fastening means control device 134, switch condition detection circuit
The both ends of 196 connection power switch K4, and connect management of charging and discharging device 132.The first electricity is utilized when motor 220 works normally
Source component 110 is powered, and when motor 220 needs high current in short-term, controls the first control assembly by management of charging and discharging device 132
K1 conducting, powers to motor 220 using capacitance component as power supply, when the needs high current in short-term of motor 220, also can control the
One power supply module 110 and capacitance component are powered simultaneously, provide the high current of short time, at this point, the first control assembly K1 is closed, electricity
Source switch K4 closure.
The control panel of electric tool specifically can be used in tools control 134, is detected by switch condition detection circuit 196
The state of power switch K4 can specifically be controlled to carry out on-off control to power switch K4 by tools control 134
The on-off of power switch K4 is also possible to manually control the on-off of power switch K4.Operator can be controlled by power switch K4
The energization to tools control 134 is made, specifically by taking electric tool as an example, when machine accesses alternating current, presses power switch
K4, machine are worked using alternating current and capacitance component.When power switch K4 is disconnected, machine down, in 116 He of battery pack
In the case of capacitance component short of electricity, management of charging and discharging device 132 supplies electricity to battery pack 116 using exchange and capacitance component charges.When not
When conveniently accessible alternating current, battery pack 116 and capacitance component power supply is can be used in machine at this time, can temporarily be worked.
When the normal work of motor 220, and power switch K4 is closed, when the first control assembly K1 is disconnected, the first power supply module
110 output direct currents supply electricity to the power supply of motor 220.When motor 220 needs high current in short-term, the control of management of charging and discharging device 132 the
One control assembly K1 closure, the electric energy using capacitance component storage are that motor 220 provides high current in short-term, it is preferred that can also be with
High current in short-term is provided for tool jointly by capacitance component and the first power supply module 110, at this time, it may be necessary to the first power supply module
110 work normally, and power switch K4 is closed, the first control assembly K1 closure.When motor 220 is not in working condition, fill
Managing device 132 of discharging controls the first control assembly K1 closure, using the direct current of the first power supply module 110 output to capacitance group
Part charging, improves the power supply cruising ability of capacitance component.
In one embodiment, as shown in figure 5, control unit 130 includes management of charging and discharging device 132 and tool control dress
134 are set, tools control 134 connects the control terminal of third control assembly K3, switch condition detection circuit the 196, the 4th detects
Circuit 194 and management of charging and discharging device 132, management of charging and discharging device 132 connect the control terminal and second of the first control assembly K1
The control terminal of control assembly K2.
Switch detection is carried out to power switch K4 by tools control 134, and third control assembly K3 is carried out
On-off control, the on-off of the first control assembly K1 and the second control assembly K2 is controlled by management of charging and discharging device 132, to capacitor
Component and battery pack 116 carry out charge and discharge control.In addition, management of charging and discharging device 132 is also connected with the first detection circuit 140,
Two detection circuits 150, the first battery temperature detection circuit 180, the second battery temperature detection circuit 190 and third detection circuit
192.In the present embodiment, it is utilized respectively management of charging and discharging device 132 and tools control 134 is powered control and charge and discharge
Control reduces chip load, improves the service life of power supply unit.It is appreciated that in other embodiments, can also pass through
Management of charging and discharging device 132 is powered control and charge and discharge control simultaneously.
If there is external communication to be electrically accessed, when power switch K4 is closed, the direct current that fairing 112 exports is motor 220
Power supply, and when driving unit needs high current in short-term, the first control assembly K1 is controlled by management of charging and discharging device 132 and is led
It is logical, it powers using capacitance component as power supply to motor 220 is driven；When power switch K4 is disconnected, if capacitance component short of electricity, charge and discharge fulgurite
Reason device 132 is closed the first control assembly K1, is capacitance component charging using the direct current that fairing 112 exports.When not having
When having external communication to be electrically accessed, management of charging and discharging device 132 can control battery pack 116 to power motor 220, and in motor
220 need to power to motor 220 using capacitance component as power supply when high current in short-term.
In one embodiment, electric tool may also include the human-computer interaction device 230 of connection control unit 130, specifically
Ground, human-computer interaction device 230 connect management of charging and discharging device 132.Human-computer interaction is realized by human-computer interaction device 230, is improved
The ease of use of electric tool.The type of human-computer interaction device 230 is not unique, in the present embodiment, human-computer interaction device 230
It is easy to operate reliable for touching display screen.
Specifically, operator can send control instruction to management of charging and discharging device 132 by human-computer interaction device 230,
The Current Voltage that the capacitance component of acquisition exports can be also sent to human-computer interaction device 230 and shown by management of charging and discharging device 132,
So that operator learns the remaining capacity of capacitance component, charge in time when remaining capacity deficiency.
Further, since capacitance component can greatly enhance electric tool work energy to discharge in the short time with super-large current
Power, operator can be made AC power source and capacitance component be powered simultaneously to provide superpower electric energy by human-computer interaction device 230, made
Electric tool power is more powerful.
Above-mentioned electric tool controls 120 pairs of electricity of the first power supply module 110 and second source component by control unit 130
Machine 220 carries out comprehensive power supply control, and discharge current is big and has extended cycle life.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of power supply unit characterized by comprising
Driving unit；
First power supply module, for providing electric energy for driving unit；
Second source component, equipped with for providing the capacitance component of power supply for driving unit；
Control unit selects at least one of the first power supply module and second source component to provide electric energy for driving unit.
2. power supply unit according to claim 1, which is characterized in that first power supply module and the second source group
Part connection, first power supply module are also used to as capacitance component charging.
3. power supply unit according to claim 1, which is characterized in that it further include the first control assembly, first control
For component for connecting first power supply module and the second source component, it is single that first control assembly connects the control
Member, described control unit are used to control the on-off of first control assembly.
4. power supply unit according to claim 3, which is characterized in that further include for detecting the second source component ginseng
The first several detection circuits and/or the second detection circuit for detecting the first power supply module parameter, described control unit receive
The testing result of first detection circuit and/or second detection circuit simultaneously controls first control according to testing result
The on-off of component.
5. power supply unit according to claim 3, which is characterized in that described control unit includes management of charging and discharging device,
The management of charging and discharging device is used to control the on-off of first control assembly.
6. power supply unit according to claim 1, which is characterized in that first power supply module includes AC power source and whole
Device is flowed, the AC power source connects the fairing, and the fairing connects the driving unit and the control is single
Member.
7. according to right want 1 described in power supply unit, which is characterized in that first power supply module includes battery pack, the electricity
The Chi Bao connection driving unit and described control unit.
8. power supply unit according to claim 7, which is characterized in that first power supply module further includes the second control group
Part, second control assembly connect the battery pack, and described control unit controls the electricity by second control assembly
The electric discharge of Chi Bao.
9. power supply unit according to claim 8, which is characterized in that further include the first battery temperature detection circuit, second
Battery temperature detection circuit and third detection circuit, the first battery temperature detection circuit is for detecting the capacitance component
Temperature, and temperature signal is sent to described control unit, the second battery temperature detection circuit is for detecting the battery pack
Temperature, and send temperature signal to described control unit, the third detection circuit detects the voltage of the battery pack output
Electric current, and voltage and current signal is sent to described control unit；Temperature signal and voltage are electric based on the received for described control unit
Stream signal controls the on-off of second control assembly.
10. a kind of electric tool, which is characterized in that including motor and power supply unit as described in any one of claims 1-9,
The driving unit connects the motor.
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| CN201711244628.6A CN109861368A (en) | 2017-11-30 | 2017-11-30 | Power supply unit and electric tool with the power supply unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711244628.6A CN109861368A (en) | 2017-11-30 | 2017-11-30 | Power supply unit and electric tool with the power supply unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023093656A1 (en) * | 2021-11-25 | 2023-06-01 | 南京泉峰科技有限公司 | Energy supply apparatus and electric tool system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101399452A (en) * | 2008-04-30 | 2009-04-01 | 刘云海 | Mixed battery pack comprising lithium power cell and super capacitor |
| CN102487210A (en) * | 2010-12-03 | 2012-06-06 | 苏州宝时得电动工具有限公司 | Electric tool and control method thereof |
| CN105529754A (en) * | 2014-09-29 | 2016-04-27 | 南京德朔实业有限公司 | Cell packet and charging method thereof, and electric tool employing cell packet |
| CN105667430A (en) * | 2015-03-25 | 2016-06-15 | 深圳太研能源科技有限公司 | Starting control device, system and method |
| CN206041608U (en) * | 2016-08-30 | 2017-03-22 | 中国西电电气股份有限公司 | Rechargeable hybrid power source for electric tool |
| CN106976401A (en) * | 2017-05-05 | 2017-07-25 | 张廷祥 | A kind of graphene lithium battery super capacitor dual intensity operated control method and system |
| CN207719887U (en) * | 2017-11-30 | 2018-08-10 | 苏州宝时得电动工具有限公司 | Electric tool for electric installation and with this for electric installation |
-
2017
- 2017-11-30 CN CN201711244628.6A patent/CN109861368A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101399452A (en) * | 2008-04-30 | 2009-04-01 | 刘云海 | Mixed battery pack comprising lithium power cell and super capacitor |
| CN102487210A (en) * | 2010-12-03 | 2012-06-06 | 苏州宝时得电动工具有限公司 | Electric tool and control method thereof |
| CN105529754A (en) * | 2014-09-29 | 2016-04-27 | 南京德朔实业有限公司 | Cell packet and charging method thereof, and electric tool employing cell packet |
| CN105667430A (en) * | 2015-03-25 | 2016-06-15 | 深圳太研能源科技有限公司 | Starting control device, system and method |
| CN206041608U (en) * | 2016-08-30 | 2017-03-22 | 中国西电电气股份有限公司 | Rechargeable hybrid power source for electric tool |
| CN106976401A (en) * | 2017-05-05 | 2017-07-25 | 张廷祥 | A kind of graphene lithium battery super capacitor dual intensity operated control method and system |
| CN207719887U (en) * | 2017-11-30 | 2018-08-10 | 苏州宝时得电动工具有限公司 | Electric tool for electric installation and with this for electric installation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023093656A1 (en) * | 2021-11-25 | 2023-06-01 | 南京泉峰科技有限公司 | Energy supply apparatus and electric tool system |
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