CN206180869U - Flash lamp module and flashlight power module - Google Patents
Flash lamp module and flashlight power module Download PDFInfo
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- CN206180869U CN206180869U CN201621091344.9U CN201621091344U CN206180869U CN 206180869 U CN206180869 U CN 206180869U CN 201621091344 U CN201621091344 U CN 201621091344U CN 206180869 U CN206180869 U CN 206180869U
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Abstract
The utility model provides a flashlight power module includes that the power provides the module, the power provides the module and is used for providing drive power supply for a flash light source, the flashlight power module includes to be controlled after signal battery's a schedule time is received to the flashlight power module the power provides module output drive power supply's start control circuit. The utility model provides a flash lamp module, the start -up sequence of each circuit among the steerable flash lamp module.
Description
Technical field
The utility model is related to a kind of light source for being applied to photographic goods, more particularly to a kind of power supply of flash lamp module to set
It is standby.
Background technology
Photographic goods general at present are required to use flash lamp, and flash lamp is for video camera provides high brightness instantaneous
Light, so as to improve shooting quality.Because apparatus for making a video recording belongs to Portable movable equipment, therefore flash lamp typically uses battery
Group is used as its power supply.
In view of the instantaneous driving voltage that flash lamp needs is higher, therefore, at present by the energy storage for a larger capacity
Module is charged, then again by energy storage module for flash light source provides instantaneous high pressure.But, current flash lamp is in start
When, can simultaneously start each circuit of flash lamp, power consumption when will so cause to start is larger, and the startup time is more long, sternly
The electronic component that flash lamp can even be damaged of weight.
Utility model content
In view of this, it is necessary to which a kind of flash generator module of the boot sequence for controlling each circuit in flash lamp is provided.
Further, there is provided a kind of flash lamp module with the power supply module.
Embodiment of the present utility model provides a kind of flash generator module includes that power supply provides module, and the power supply is provided
Module is used to provide driving power supply for a flash light source, and the flash generator module is included in the reception of flash generator module
The power supply is controlled to provide the startup control circuit that module exports the driving power supply after to a scheduled time of power supply signal.
Preferably, the power supply provides module includes that flash light source provides end, the startup control circuit includes input
End and output end, the input are electrically connected with the control unit of the driving power supply for detecting the flash light source offer end, institute
Output end is stated to be electrically connected with power supply offer module.
Preferably, the control circuit that starts includes providing the pre-locked unit of high level signal, isolation low level
The isolated location for turning on high level and the partial pressure unit for providing low level signal, the pre-locked unit are connected to the input
And between the isolated location, the isolated location is connected electrically between the pre-locked unit and the partial pressure unit, described
Partial pressure unit is connected electrically between the isolated location and the output end.
Preferably, the pre-locked unit includes power supply, first resistor and second resistance, the first resistor and described the
Two resistance are sequentially connected in series between the power supply and ground, the tie point between the first resistor and the second resistance with it is described
Input and the isolated location are electrically connected.
Preferably, the pre-locked unit also includes 3rd resistor, between the second resistance and the first resistor
Tie point is electrically connected by the 3rd resistor with the input.
Preferably, the pre-locked unit also includes the 4th resistance, between the second resistance and the first resistor
Tie point is electrically connected by the 3rd resistor and the 4th resistance with the isolated location.
Preferably, the isolated location includes diode, the positive pole of the diode is electrically connected with the 4th resistance, institute
The negative pole for stating diode is electrically connected with the partial pressure unit.
Preferably, the partial pressure unit includes the 5th resistance, the first end of the 5th resistance is grounded, the 5th resistance
The second end electrically connected with the negative pole and the output end of the diode.
Embodiment of the present utility model provides a kind of flash lamp module, including the as above flash generator described in any one
Module.
Compared to prior art, the utility model is controlled by starting control circuit according to boot sequence set in advance
The boot sequence of flash lamp module, flash lamp module caused by cannot starting so as to some circuits for preventing flash lamp module
Cannot normal work.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of flash lamp module in the preferred embodiment of the utility model one.
Fig. 2 is the circuit block diagram of flash generator module as shown in Figure 1.
Fig. 3 is the physical circuit figure for starting control circuit as shown in Figure 2.
Main element symbol description
| Flash lamp module | 10 |
| Lamp holder | 11 |
| Lamp socket | 13 |
| Flash light source | 110 |
| Flash generator module | 130 |
| Power supply provides module | 131 |
| Control unit | 132 |
| Start control circuit | 133 |
| Battery modules | 134 |
| Protection circuit | 135 |
| Energy storage module | 136 |
| Input | 1331 |
| Output end | 1332 |
| Pulse modulation unit | 137 |
| Switch element | 138 |
| Transformer unit | 139 |
| Rectification filtering unit | 140 |
| Micro-control unit | 1321 |
| Pre- latch units | 142 |
| Isolated location | 144 |
| Partial pressure unit | 146 |
| Power supply | 143 |
| First resistor | R1 |
| Second resistance | R2 |
| 3rd resistor | R3 |
| 4th resistance | R4 |
| Diode | D1 |
| 5th resistance | R5 |
Following specific embodiment will further illustrate the utility model with reference to above-mentioned accompanying drawing.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Fig. 1 is referred to, Fig. 1 is the dimensional structure diagram of flash lamp module in the preferred embodiment of the utility model one.
Flash lamp module 10 includes lamp holder 11 and lamp socket 13, wherein, lamp holder 11 is articulated on lamp socket 13.Set in lamp holder 11
There is flash light source 110, flash light source 110 is used for emergent ray.Flash generator module 130 is provided with lamp socket 13（Such as
Shown in Fig. 2）, the flash generator module 130 is used to provide driving power supply for flash light source 110, is flash light source 110
Power supply, can normal work.In the present embodiment, the driving voltage needed for flash light source 110 is 330 volts, driving current
It is 10 amperes.Certainly, during in the utility model, other change embodiments, driving voltage and drive needed for flash light source 110
Streaming current can be adjusted according to actual demand, be not limited thereto.
2 are referred to, it is the functional-block diagram of the flash generator module 130.
The flash generator module 130 includes that power supply provides module 131, control unit 132 and starts control circuit
133.In the present embodiment, the power supply provides module 131 includes that flash light source provides end, and the flash light source provides end
For the flash light source provides driving power supply.The power supply provide module 131 include battery modules 134, protection circuit 135 with
And energy storage module 136.
Battery modules 134 are removable installed in lamp socket 13.Supplied for flash light source 110 when battery modules 134 are needed
When electric, battery modules 134 provide the first power supply signal.When flash lamp module 10 does not work, can be by battery modules 134 from described
Taken apart in lamp socket 13, battery modules 134 are charged or battery modules 134 are replaced.
Specifically, the battery modules 134 are electrically connected with the protection circuit 135.Include in the battery modules 134 many
Individual battery unit（It is not shown）, multiple battery cells in series connections.In the present embodiment, the battery modules 134 include six electricity
Pool unit, the voltage that each battery unit is provided is 1.5 volts, and the first power supply signal that the battery modules 134 are provided is 9
Volt.
The protection circuit 135 is connected electrically between the battery modules 134 and the energy storage module 136.The protection
Circuit 135 is used to receive first power supply signal, and obtain after boosting treatment and output second source signal extremely
Energy storage module 136, so as to prevent the battery modules 134 directly to need to export larger electricity for flash light source 110 is powered
Stream or voltage, so as to correspondingly prevent the battery modules 134 from producing heat and damaging.The protection circuit 135 is additionally operable to
The boot sequence of each circuit, reduces starting current during startup, so as to reduce during startup effectively in control flash lamp module
Power consumption.
The energy storage module 136 electrically connects the flash light source 110, and the second source signal to receiving enters
Row storage is charged so as to export the 3rd power supply signal for the flash light source 110 provides driving power supply.In the present embodiment, institute
Flash light source offer end is stated to be electrically connected with the energy storage module 136.In the present embodiment, the energy storage module 136 is electric capacity unit
Part.The capacity cell electric capacity is 1400 microfarads（μF）, tank voltage is 330 volts.
Specifically, the protection circuit 135 include pulse modulation unit 137, switch element 138, transformer unit 139 with
And rectification filtering unit 140.
The pulse modulation unit 137 is electrically connected with the switch element 138.The pulse modulation unit 137 is used for defeated
Go out control signal to the switch element 138.The switch element 138 is used to respond the output of the pulse modulation unit 137
Control signal output switching signal is to transformer unit 139.Wherein, when the pulse letter of the output high level of pulse modulation unit 137
Number to the switch element 138 when, the switch element 138 is turned on and exports low level signal to transformer unit 139, works as arteries and veins
During output low level to the switch element 138 of modulated unit 137, the switch element 138 ends and exports high level letter
Number to transformer unit 139.When not output pulse signal to the switch element 138 of pulse modulation unit 137, the switch
Unit 138 does not export any signal.
The transformer unit 139 is electrically connected with the battery modules 134 and the switch element 138.The transformer
Unit 139 is used for the first power supply that switching signal provides the battery modules 134 letter exported according to the switch element 138
Number carry out boosting inverter treatment or do not carry out boosting inverter treatment.Wherein, when the switch element 138 exports low level to described
The first power supply signal that the battery modules 134 are provided is carried out a liter buckling by transformer unit 139, the transformer unit 139
Treatment is changed, when the switch element 138 exports high level or does not output signal to the transformer unit 139, not to the electricity
The first power supply signal that pond module 134 is provided carries out boosting inverter treatment.
The rectification filtering unit 140 is electrically connected with the transformer unit 139 and the energy storage module 136.It is described whole
Stream filter unit 140 is used to for the first power supply signal of the boosting inverter of the transformer unit 139 treatment to carry out rectification treatment shape
Into second source signal, and the second source signal is provided to the energy storage module 136.Wherein, when the transformer list
Unit 139 does not carry out boosting inverter treatment, the transformer unit 139 to the first power supply signal that the battery modules 134 are provided
The rectification filtering unit 140 is not outputed signal to, it is clear that the rectification filtering unit 140 does not carry out any operation.
Described control unit 132 is connected electrically between the energy storage module 136 and the startup control circuit 133.At this
In embodiment, described control unit 132 is micro-control unit（Microcontroller Unit, MCU）1321, the control
Unit 132 is also connected with other load circuits.Wherein, be stored with each circuit set in advance in the micro-control unit 1321
Boot sequence, starts motor circuit, and restarted flash generator module after subsequent 2 seconds after such as receiving power supply signal 1 second
130.Within the scheduled time that described control unit 132 receives power supply signal, i.e., described flash generator module 130 is received
To within a scheduled time of power supply signal, described control unit 132 exports high level signal and starts control circuit 133 to described,
And after the scheduled time that described control unit 132 receives power supply signal, i.e., described flash generator module 130 is received
After one scheduled time of power supply signal, described control unit 132 exports low level signal and starts control circuit 133 to described.Example
Such as, when described control unit 132 receives power supply signal, it is necessary to first starting motor circuit restarts flash generator module
130, i.e. described control unit 132 need just to start flash generator module after the scheduled time for receiving power supply signal
130, then, now, described control unit 132 exports high level signal and starts control circuit 133 to described, and it is single to work as the control
After the scheduled time for receiving power supply signal, described control unit 132 exports low level signal and starts control to described for unit 132
Circuit processed 133.
Wherein, when described control unit 132 is in initialization, described control unit 132 does not output signal to the startup
Control circuit 133.
Wherein, described control unit 132 is additionally operable to be less than under the voltage in the voltage for detecting the energy storage module 136
During limit value, export high-frequency pulse signal and start control circuit 133 to described.
The control circuit 133 that starts includes input 1331 and output end 1332.It is described to start the defeated of control circuit 133
Enter end 1331 to be electrically connected with described control unit 132, it is described to start the output end 1332 and the impulse modulation for controlling circuit 133
Unit 137 is electrically connected.It is described to start the low level signal low electricity of output that control circuit 133 is exported according to described control unit 132
Flat enabling signal is to the pulse modulation unit 137 so that the output pulse signal of the pulse modulation unit 137 is opened to described
Unit 138 is closed, and is filled by the transformer unit 139 and the energy storage module 136 of the rectification filtering unit 140 pairs
Electricity.Obviously, it is described to start opening for the high level signal output high level that control circuit 133 is exported according to described control unit 132
Move signal to the pulse modulation unit 137 so that output pulse signal is not single to the switch for the pulse modulation unit 137
Unit 138, without being charged to the energy storage module 136.
Wherein, when described control unit 132 does not output signal to the startup control circuit 133, the startup control
The enabling signal of the output high level of circuit 133 is to the pulse modulation unit 137 so that the pulse modulation unit 137 is not defeated
Go out pulse signal to the switch element 138, without being charged to the energy storage module 136.
Fig. 3 is refer to, the startup control circuit 133 includes pre- latch units 142, isolated location 144 and partial pressure unit
146。
The pre- latch units 142 and the input 1331 for starting control circuit 133 and the electricity of the isolated location 144
Connection.When described control unit 132 does not output signal to the startup control circuit 133, the pre- latch units 142 are provided
High level signal is to the isolated location 144.Specifically, the pre- latch units 142 include power supply 143 and first resistor R1 and
Second resistance R2.The power supply 143 is used to export high level signal.In the present embodiment, the power supply 143 is used to provide+5 volts
Voltage.The first resistor R1 and the second resistance R2 are sequentially connected in series between the power supply 143 and the ground.Described first
Tie point O between resistance R1 and the second resistance R2 is electrically connected with the input 1331 and the isolated location 144.
In the present embodiment, the pre- latch units 142 also include 3rd resistor R3 and the 4th resistance R4.The first resistor R1 with it is described
Tie point O between second resistance R2 is electrically connected by the 3rd resistor R3 with the input 1331, the first resistor
Tie point O between R1 and the second resistance R2 passes through 3rd resistor R3 and the 4th resistance R4 and the isolated location
144 electrical connections.
The isolated location 144 is connected electrically between the pre- latch units 142 and the pulse modulation unit 137.Institute
Isolated location 144 is stated for isolating low level conducting high level.Specifically, the isolated location 144 includes diode D1.It is described
The positive pole of diode D1 is electrically connected with the 4th resistance R4, negative pole and the partial pressure unit 146 and the institute of the diode D1
Output end 1332 is stated to electrically connect.
The partial pressure unit 146 is electrically connected with the isolated location 144 and the output end 1332 for starting control circuit 133
Connect.In the 144 not output signal of isolated location, the partial pressure unit 146 provides low level signal to the impulse modulation
Unit 137.Specifically, the partial pressure unit 146 includes the 5th resistance R5.The first end ground connection of the 5th resistance R5 is described
Second end of the 5th resistance R5 electrically connects with the negative pole and the output end 1332 of the diode D1.
The following detailed description of the operation principle for starting control circuit 133.
When described control unit 132 is initialized, described control unit 132 does not output signal to the input 1331,
The power supply 143 is provided by the first resistor R1, the 3rd resistor R3, the 4th resistance R4 and the diode D1
High level signal to the output end 1332 so that the pulse modulation unit 137 output pulse signal is not single to the switch
Unit 138, the transformer unit 139 and the rectification filtering unit 140 do not charge correspondingly to the energy storage module 136.
Within the scheduled time that described control unit 132 receives power supply signal, the output high level of described control unit 132
To the input 1331, the high level signal is transmitted to described signal by the 4th resistance R4 and the diode D1
Output end 1332, thus the pulse modulation unit 137 not output pulse signal to the switch element 138, the transformer
Unit 139 and the rectification filtering unit 140 do not charge accordingly to the energy storage module 136.
After the scheduled time that described control unit 132 receives power supply signal, the output low level of described control unit 132
Signal to the input 1331, the low level signal is isolated by the diode D1, and the pulse modulation unit 137 is received
Low level signal and output pulse signal to the switch element 138 so that the transformer unit 139 and the rectifying and wave-filtering
The energy storage module 136 of unit 140 pairs charges, so as to the power supply provides module 131 to start to export the driving power supply.
Wherein, when the voltage that described control unit 132 detects the energy storage module 136 is less than the voltage lower limit value
When, described control unit 132 exports high-frequency pulse signal to the input 1331.When the high-frequency pulse signal
During for high level signal, the high level signal is transmitted to the output end by the 4th resistance R4 and the diode D1
1332, thus the pulse modulation unit 137 not output pulse signal to the switch element 138, the transformer unit 139
And the rectification filtering unit 140 does not charge accordingly to the energy storage module 136.When the high-frequency pulse signal is
During low level signal, the low level signal is isolated by the diode D1, and the pulse modulation unit 137 receives low level letter
Number and output pulse signal to the switch element 138 so that the transformer unit 139 and the rectification filtering unit 140
The energy storage module 136 is charged.
Obviously, the implementation method of the present utility model is not only limited to the present embodiment, can also have other to deform, and such as omits
The energy storage module also omits the rectification filtering unit, so that the transformer unit is directly the flash light source
Driving power supply is provided.That is, described flash light source provides end and can be electrically connected with the transformer unit.The utility model can also be
The control circuit that starts also includes described control unit.
Compared to prior art, the utility model can be prevented according to the boot sequence of each circuit of control flash lamp module
Power consumption is larger during startup, so as to prevent the startup time more long and damage the electronic component of flash lamp.Meanwhile, the utility model
Also when the voltage of energy storage module is less than the lower limit, the transformer unit and the rectification filtering unit are controlled to described
Energy storage module enters line period charging, so as to prevent the energy storage module from excessively being damaged because of electric discharge.
It is understood that those skilled in the art can also do other changes etc. in the utility model spirit is used in this reality
With new design, without departing from technique effect of the present utility model.These are done according to the utility model spirit
Change, should all be included in the utility model it is claimed within the scope of.
Claims (9)
1. a kind of flash generator module, including power supply provides module, and the power supply provides module to be used to be a flash light source
Driving power supply is provided, it is characterised in that：The flash generator module is included in flash generator module and receives power supply signal
A scheduled time after control the power supply to provide the startup control circuit that module exports the driving power supply.
2. flash generator module as claimed in claim 1, it is characterised in that：
The power supply provides module includes that flash light source provides end, and the startup control circuit includes input and output end,
The input with detect the flash light source and the control unit of the driving power supply at end be provided and electrically connected, the output end and institute
State power supply and module electrical connection is provided.
3. flash generator module as claimed in claim 2, it is characterised in that：
The control circuit that starts includes that providing the pre-locked unit of high level signal, isolation low level turns on the isolation of high level
Unit and provide the partial pressure unit of low level signal, the pre-locked unit be connected to the input and the isolated location it
Between, the isolated location is connected electrically between the pre-locked unit and the partial pressure unit, and the partial pressure unit is connected electrically in
Between the isolated location and the output end.
4. flash generator module as claimed in claim 3, it is characterised in that：
The pre-locked unit includes power supply, first resistor and second resistance, and the first resistor is with the second resistance successively
It is connected between the power supply and ground, the tie point between the first resistor and the second resistance and the input and institute
State isolated location electrical connection.
5. flash generator module as claimed in claim 4, it is characterised in that：
The pre-locked unit also includes 3rd resistor, and the tie point between the second resistance and the first resistor passes through institute
3rd resistor is stated to be electrically connected with the input.
6. flash generator module as claimed in claim 5, it is characterised in that：
The pre-locked unit also includes the 4th resistance, and the tie point between the second resistance and the first resistor passes through institute
State 3rd resistor and the 4th resistance is electrically connected with the isolated location.
7. flash generator module as claimed in claim 6, it is characterised in that：
The isolated location includes diode, and the positive pole of the diode is electrically connected with the 4th resistance, the diode
Negative pole is electrically connected with the partial pressure unit.
8. flash generator module as claimed in claim 7, it is characterised in that：
The partial pressure unit includes the 5th resistance, and the first end of the 5th resistance is grounded, the second end of the 5th resistance with
The negative pole of the diode and the output end are electrically connected.
9. a kind of flash lamp module, including the flash generator module as described in claim 1-8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621091344.9U CN206180869U (en) | 2016-09-29 | 2016-09-29 | Flash lamp module and flashlight power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621091344.9U CN206180869U (en) | 2016-09-29 | 2016-09-29 | Flash lamp module and flashlight power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206180869U true CN206180869U (en) | 2017-05-17 |
Family
ID=58676886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621091344.9U Active CN206180869U (en) | 2016-09-29 | 2016-09-29 | Flash lamp module and flashlight power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206180869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111095099A (en) * | 2017-10-06 | 2020-05-01 | 松下照相·照明股份有限公司 | Illumination device and imaging device |
-
2016
- 2016-09-29 CN CN201621091344.9U patent/CN206180869U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111095099A (en) * | 2017-10-06 | 2020-05-01 | 松下照相·照明股份有限公司 | Illumination device and imaging device |
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