CN208028617U - The embedded power supply and electric furniture of electric furniture - Google Patents
The embedded power supply and electric furniture of electric furniture Download PDFInfo
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- CN208028617U CN208028617U CN201820355957.1U CN201820355957U CN208028617U CN 208028617 U CN208028617 U CN 208028617U CN 201820355957 U CN201820355957 U CN 201820355957U CN 208028617 U CN208028617 U CN 208028617U
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- 239000004065 semiconductor Substances 0.000 claims description 23
- 239000003990 capacitor Substances 0.000 claims description 20
- 230000005611 electricity Effects 0.000 claims description 15
- 238000012544 monitoring process Methods 0.000 claims description 6
- 230000006837 decompression Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
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Abstract
The utility model discloses the embedded power supply and electric furniture of a kind of electric furniture, the embedded power supply of the electric furniture includes body power source power supply unit and TYPE-C PD fast charge power circuits；Body power source power supply unit is for providing supply voltage for the motor in electric furniture and providing supply voltage for TYPE-C PD fast charge power circuits；TYPE-C PD fast charge power circuits are used to carry out buck processing to the supply voltage of input according to the charge requirement for being electrically charged terminal device, and corresponding charging voltage is provided to be electrically charged terminal device；The power input of TYPE-C PD power circuits is connect with the power output end of body power source power supply unit, the power output end of TYPE-C PD power circuits is connect with the charging plug for being electrically charged terminal device, and the power output end of body power source power supply unit is also connect with the power input of motor in electric furniture.The utility model can simplify the line construction of electric furniture.
Description
Technical field
The utility model is related to the embedded power supplys and electronic family of electric furniture field more particularly to a kind of electric furniture
Tool.
Background technology
The embedded power supply of existing electric furniture is generally only used for providing electric power to the motor in electric furniture, i.e., existing
Electric furniture embedded power supply there is no band TYPE-C PD fast charges adapter (i.e. TYPE-C PD fast charges power circuit), such as
User needs to provide electric power to terminal devices such as mobile phone or computers using TYPE-C PD fast charges power supplys, then needs in addition to connect one
External charger charges to terminal devices such as mobile phone or computers, more complex so as to cause the circuit of electric furniture, and influences
Electric furniture it is overall beautiful.
Utility model content
The main purpose of the utility model is to provide a kind of embedded power supplys of electric furniture, it is intended to simplify electric furniture
Line construction.
To achieve the goals above, the utility model provides a kind of embedded power supply of electric furniture, the electric furniture
Embedded power supply include body power source power supply unit and TYPE-C PD fast charge power circuits；Wherein：
The body power source power supply unit, for providing supply voltage for the motor in electric furniture and being the TYPE-C
PD fast charge power circuits provide supply voltage；
The TYPE-C PD fast charge power circuits, for according to institute of the charge requirement to input for being electrically charged terminal device
It states supply voltage and carries out buck processing, terminal device is electrically charged for described in, corresponding charging voltage is provided；
The power input of the TYPE-C PD power circuits and the power output end of the body power source power supply unit connect
It connects, the power output end of the TYPE-C PD power circuits is connect with the charging plug for being electrically charged terminal device, the master
The power output end of body power supply unit is also connect with the power input of motor in the electric furniture.
Preferably, the TYPE-C PD fast charge power circuits include step-up/step-down circuit unit and PD control circuit unit；Its
In：
The PD control circuit unit, for record it is described be electrically charged the required charging voltage of terminal device and export with
The corresponding voltage signal of charging voltage is to the step-up/step-down circuit unit；
The step-up/step-down circuit unit, for according to the voltage signal for receiving the PD control circuit unit output
Buck processing is carried out to the supply voltage of input, to be electrically charged the required charging electricity of terminal device described in output
Pressure；
The step-up/step-down circuit unit respectively with the power output end of the body power source power supply unit and with the PD control
Circuit unit connects, the also described charging plug connection for being electrically charged terminal device of the PD control circuit unit.
Preferably, the step-up/step-down circuit unit include power input, two-way TVS pipe, first resistor, second resistance,
3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the first capacitance, the second capacitance, third capacitance, the first electrolytic capacitor,
Second electrolytic capacitor, inductance, zener diode and buck control chip；Wherein：
The power input is connect with the power output end of the body power source power supply unit, the moon of the two-way TVS pipe
Pole, first electrolytic capacitor the first end of positive and described first capacitance connect with the power input, it is described double
It is grounded to the anode, the cathode of first electrolytic capacitor and the second end of first capacitance of TVS pipe；
The VIN pins of the buck control chip are connect with the power input, the buck control chip
NC pins are connect with the first end of the inductance, and the PGND pins and AGND pins of the buck control chip are grounded, institute
The COMP pins for stating buck control chip connect with the first end of the first resistor and the first end of second capacitance respectively
It connects, the second end of the second end of the first resistor and second capacitance is grounded；
The first end of the second resistance is connect with the first end of the inductance, and the second end of the second resistance is through institute the
Three capacity earths；The second end of the inductance respectively with the first end of the 3rd resistor, second electrolytic capacitor anode,
The first end of 5th resistance and the first end connection of the 6th resistance, the second end of the 3rd resistor is through the described 4th
Resistance eutral grounding, the 3rd resistor and the FB pins of the link node and buck control chip of the 4th resistance connect
It connects；The cathode of second electrolytic capacitor is grounded, and the second end of the 5th resistance is connect with the cathode of the zener diode,
The plus earth of the zener diode, the 5th resistance and the link node of the zener diode and the lifting are voltage-controlled
The OVP pins of coremaking piece connect, and the first end of the 6th resistance is also connect with the CSP pins of buck control chip,
The CS1 pins that the CSP pins of the buck control chip also control chip with the buck are connect, the buck control
The CS2 pins of chip are connect with the second end of the 6th resistance, and the second end of the 6th resistance is also electric with the PD control
Road unit connection.
Preferably, the PD control circuit unit includes the 7th resistance, the 8th resistance, the 9th resistance, the tenth resistance, the tenth
One resistance, twelfth resistor, thirteenth resistor, the 4th capacitance, the 5th capacitance, the 6th capacitance, the 7th capacitance, the 8th capacitance,
Nine capacitances, diode, PD chips, metal-oxide-semiconductor and YPE-C interfaces；Wherein：
The first end of 8th resistance is connect with the second end of the 6th resistance described in the step-up/step-down circuit unit, institute
The second end for stating the 8th resistance is connect with the source electrode of the first end of the tenth resistance and the metal-oxide-semiconductor respectively；7th resistance
First end is connect with the first end of the first end of the 4th capacitance and the 5th capacitance respectively, second end and two poles of the 7th resistance
The cathode of pipe connects, and the anode of the diode is connect with the first end of the V5V pins of PD chips and the 8th capacitance respectively, described
The second end of 8th capacitance is grounded, the second end of the 4th capacitance through the 9th resistance respectively with the second end of the tenth resistance, PD
The first end of the VFB pins of chip, the second end of the 5th capacitance and thirteenth resistor connects, the second end of the thirteenth resistor
Ground connection, the 7th capacitance are in parallel with thirteenth resistor；
The AGND pins of the PD chips are grounded, and the DP pins of the PD chips are connect with the ends D+ of the YPE-C interfaces,
The DN pins of the PD chips are connect with the D- pins of the YPE-C interfaces, CC1 pins and the YPE-C of the PD chips
The ends CC1 of interface connect, and the CC2 pins of the PD chips are connect with the ends CC2 of the YPE-C interfaces, the PD chips
V18V pins are grounded through the 9th capacity earth, the PGND pins of the PD chips, VBUS pins and the MOS of the PD chips
The drain electrode of pipe connects, the PWR_ENB pins of the PD chips respectively with the first end of eleventh resistor and the grid of the metal-oxide-semiconductor
Connection, the VIN_PS pins of the PD chips are connect with the second end of the 8th resistance, the ISENP pins and the 8th of the PD chips
The first end of resistance connects, and the VFB_OUT pins of the PD chips are connect with the first end of the 7th resistance, the eleventh resistor
Second end connect with the source electrode of the metal-oxide-semiconductor；The first end of 6th capacitance is connect with the drain electrode of the metal-oxide-semiconductor, described
The second end of 6th capacitance is grounded；The twelfth resistor is in parallel with the 6th capacitance；The GND of the YPE-C interfaces is terminated
The ends VBUS on ground, the YPE-C interfaces are connect with the drain electrode of the metal-oxide-semiconductor；
The TYPE-C interfaces are the power output end of the TYPE-C PD fast charge power circuits, the TYPE-C
Interface is connect with the charging plug for being electrically charged terminal device.
Preferably, the embedded power supply of the electric furniture further includes for the electric platforms monitoring for the electric furniture
System provides the auxiliary electric power supply of supply voltage, and the power input of the auxiliary electric power supply is supplied with the body power source
The power output end of device connects, and the power output end of the auxiliary electric power supply and the electric platforms monitoring of the electric furniture are
The power input of system connects.
Preferably, the terminal device that is electrically charged includes mobile phone and computer.
Preferably, the voltage range of the supply voltage of the body power source power supply unit output is 12V to 32V.
Preferably, the charging voltage of the TYPE-C PD fast charge power circuits output is 5V, 9V, 12V, 15V, 18V
Or 20V.
In addition, to achieve the above object, the utility model also provides a kind of electric furniture, the electric furniture includes as above
The embedded power supply of the electric furniture.
The utility model provides a kind of embedded power supply of electric furniture, and the embedded power supply of the electric furniture includes main body
Power supply unit and TYPE-C PD fast charge power circuits；The body power source power supply unit, for being carried for the motor in electric furniture
Supply voltage is provided for supply voltage and for the TYPE-C PD fast charge power circuits；The TYPE-C PD fast charges power supply electricity
Road is described for carrying out buck processing to the supply voltage of input according to the charge requirement for being electrically charged terminal device
It is electrically charged terminal device and corresponding charging voltage is provided；The power input of the TYPE-C PD power circuits and the main body
The power output end of power supply unit connects, and the power output end of the TYPE-C PD power circuits is electrically charged terminal with described
The charging plug of equipment connects, the power supply of the power output end of the body power source power supply unit also with motor in the electric furniture
Input terminal connects.The embedded power supply of the utility model electric furniture due to being equipped with the TYPE-C PD fast charge power circuits, because
Mobile phone or computer etc. need to be only electrically charged end by this when user needs to be electrically charged terminal device to mobile phone or computer etc. and charge
The charging plug of end equipment connect can be realized with the TYPE-C PD fast charge power circuits is electrically charged end to mobile phone or computer etc.
End equipment carries out the purpose of quick charge, i.e. in addition user need not connect an external charger and is electrically charged to mobile phone or computer etc.
Terminal device charges, to simplify the line construction of electric furniture.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the high-level schematic functional block diagram of one embodiment of embedded power supply of the utility model electric furniture；
Fig. 2 is TYPE-C PD fast charges power supply electricity described in one embodiment of embedded power supply of the utility model electric furniture
The electrical block diagram of the step-up/step-down circuit unit in road；
Fig. 3 is TYPE-C PD fast charges power supply electricity described in one embodiment of embedded power supply of the utility model electric furniture
The electrical block diagram of the PD control circuit unit in road.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific implementation mode
It should be appreciated that specific embodiment described herein is only used to explain the utility model, it is not used to limit this
Utility model.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that if the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, without
It can be interpreted as indicating or implying its relative importance or implicitly indicate the quantity of indicated technical characteristic.It defines as a result,
The feature of " first ", " second " can explicitly or implicitly include at least one of the features.In addition, between each embodiment
Technical solution can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, work as technical solution
Combination there is conflicting or cannot achieve when and will be understood that the combination of this technical solution is not present, it is also not new in this practicality
Within the protection domain that type requires.
The utility model provides a kind of embedded power supply of electric furniture, and Fig. 1 is the insertion of the utility model electric furniture
The high-level schematic functional block diagram of one embodiment of formula power supply, referring to Fig.1, in the present embodiment, the embedded power supply 100 of the electric furniture wraps
Include body power source power supply unit 101 and TYPE-C PD fast charges power circuit 102.It should be noted that in the present embodiment, TYPE-C
The TYPE-C standard interfaces of USB Type are represented, PD is the quick charge standard of USB.
Wherein, the body power source power supply unit 101, for providing supply voltage for the motor 200 in electric furniture and being
The TYPE-C PD fast charges power circuit 102 provides supply voltage；
The TYPE-C PD fast charges power circuit 102 is electrically charged the charge requirement of terminal device 300 to defeated for basis
The supply voltage entered carries out buck processing, and being electrically charged terminal device 300 for described in provides corresponding charging voltage, with right
The terminal device 300 that is electrically charged carries out quick charge；
Specifically, in the present embodiment, power input and the main body of the TYPE-C PD fast charges power circuit 102
The power output end of power supply unit 101 connects, the power output end of the TYPE-C PD fast charges power circuit 102 with it is described
Be electrically charged the charging plug (not shown) connection of terminal device 300, the power output end of the body power source power supply unit 101 also with
The power input connection of motor 200 in the electric furniture.
In the present embodiment, the TYPE-C PD fast charges power circuit 102 includes step-up/step-down circuit unit 1021 and PD control
Circuit unit 1022.
Wherein, the PD control circuit unit 1022 described is electrically charged 300 required charging of terminal device for recording
Voltage simultaneously exports voltage signal corresponding with the charging voltage to the step-up/step-down circuit unit 1021；
The step-up/step-down circuit unit 1021 is received for basis described in the output of PD control circuit unit 1022
Voltage signal carries out buck processing to the supply voltage of input, to be electrically charged described in output required for terminal device 300
Charging voltage.
In the present embodiment, the step-up/step-down circuit unit 1021 is defeated with the power supply of the body power source power supply unit 101 respectively
It outlet and is connect with the PD control circuit unit 1022, the PD control circuit unit 1022 is also described to be electrically charged terminal device
300 charging plug connection.
Further, the embedded power supply 100 of the present embodiment electric furniture further includes for the electricity for the electric furniture
Moving platform monitoring system 400 provides the auxiliary electric power supply 103 of supply voltage, the power input of the auxiliary electric power supply 103
End is connect with the power output end of the body power source power supply unit 101, the power output end of the auxiliary electric power supply 103 and institute
State the power input connection of the electric platforms monitoring system 400 of electric furniture.It is described to be electrically charged terminal device in the present embodiment
Including mobile phone and computer.
Fig. 2 is TYPE-C PD fast charges power supply electricity described in one embodiment of embedded power supply of the utility model electric furniture
The electrical block diagram of the step-up/step-down circuit unit in road, Fig. 3 are the embedded power supply of the utility model electric furniture
The electrical block diagram of the PD control circuit unit in TYPE-C PD fast charge power circuits described in one embodiment, one
And referring to FIG. 1, FIG. 2 and FIG. 3, in the present embodiment, the step-up/step-down circuit unit 1021 includes power input Uin, two-way TVS
Pipe D31, first resistor R31, second resistance R32,3rd resistor R33, the 4th resistance R34, the 5th resistance R35, the 6th resistance
R36, the first capacitance C32, the second capacitance C33, third capacitance C34, the first electrolytic capacitor C31, the second electrolytic capacitor C35, inductance
L31, zener diode Z31 and buck control chip U31.
Specifically, the power input Uin is connect with the power output end of body power source power supply unit described in Fig. 1 101,
The cathode of the two-way TVS pipe D31, the first electrolytic capacitor C31 positive and described first capacitance C32 first end with
The power input Uin connections, the anode of the two-way TVS pipe D31, the cathode of the first electrolytic capacitor C31 and described
The second end of first capacitance C32 is grounded；
The VIN pins of the buck control chip U31 are connect with the power input Uin, the buck control
The NC pins of chip U31 are connect with the first end of the inductance L31, the PGND pins of buck control chip U31 and
AGND pins are grounded, the COMP pins of buck control chip U31 respectively with the first end of the first resistor R31 and
The first end of the second capacitance C33 connects, the second end of the second end of the first resistor R31 and the second capacitance C33
It is grounded；
The first end of the second resistance R32 is connect with the first end of the inductance L31, and the of the second resistance R32
Two ends are grounded through institute third capacitance C34；The second end of the inductance L31 respectively with the first end of the 3rd resistor R33, described
The first end of positive, the described 5th resistance R35 of second electrolytic capacitor C35 and the first end connection of the 6th resistance R36, institute
The second end for stating 3rd resistor R33 is grounded through the 4th resistance R34, the 3rd resistor R33 and the 4th resistance R34
Link node is connect with the FB pins of buck control chip U31；The cathode of the second electrolytic capacitor C35 is grounded, institute
The second end for stating the 5th resistance R35 is connect with the cathode of the zener diode Z31, and the anode of the zener diode Z31 connects
The OVP on ground, the link node and buck control chip U31 of the 5th resistance R35 and zener diode Z31 draws
Foot connects, and the first end of the 6th resistance R36 is also connect with the CSP pins of buck control chip U31, the lifting
The CSP pins of voltage-controlled coremaking piece U31 are also connect with the CS1 pins of buck control chip U31, and the buck controls core
The CS2 pins of piece U31 are connect with the second end of the 6th resistance R36, the second end of the 6th resistance R36 (i.e. institute in Fig. 2
The ends A shown) also it is connect with the PD control circuit unit 1022.
In the present embodiment, the PD control circuit unit 1022 includes the 7th resistance R37, the 8th resistance R38, the 9th resistance
R39, the tenth resistance R10, eleventh resistor R11, twelfth resistor R12, thirteenth resistor R13, the 4th capacitance C36, the 5th electricity
Hold C37, the 6th capacitance C38, the 7th capacitance C39, the 8th capacitance C310, the 9th capacitance C311, diode D32, PD chip U32,
Metal-oxide-semiconductor Q31 and YPE-C interface C-USB31.It should be noted that in the present embodiment, the YPE-C interfaces C-USB31 is USB
The TYPE-C standard interfaces of type, PD are the quick charge standards of USB.
Specifically, the first end (i.e. the ends B shown in Fig. 3) of the 8th resistance R38 and the step-up/step-down circuit unit
The second end (ends A i.e. shown in Fig. 2) of 6th resistance R36 described in 1021 connects, the second end point of the 8th resistance R38
It is not connect with the source S of the first end of the tenth resistance R10 and the metal-oxide-semiconductor Q31；The first end of the 7th resistance R37 is distinguished
It is connect with the first end of the first end of the 4th capacitance C36 and the 5th capacitance C37, second end and two poles of the 7th resistance R37
The cathode of pipe D32 connects, the anode of the diode D32 respectively with the V5V pins of PD chips U32 and the 8th capacitance C310 the
One end connects, and the second end of the second end ground connection of the 8th capacitance C310, the 4th capacitance C36 is divided through the 9th resistance R39
Not with the second end of the tenth resistance R310, the second end and thirteenth resistor of the VFB pins of PD chips U32, the 5th capacitance C37
The first end of R313 connects, the second end ground connection of the thirteenth resistor R313, the 7th capacitance C39 and thirteenth resistor
R313 is in parallel；
The AGND pins of the PD chips U32 are grounded, the DP pins of the PD chips U32 and the YPE-C interfaces C-
The ends D+ of USB31 connect, and the DN pins of the PD chips U32 are connect with the D- pins of the YPE-C interfaces C-USB31, described
The CC1 pins of PD chips U32 are connect with the ends CC1 of the YPE-C interfaces C-USB31, the CC2 pins of the PD chips U32 with
The ends CC2 of the YPE-C interfaces C-USB31 connect, and the V18V pins of the PD chips are through the 9th capacitance C311 ground connection, the PD
The PGND pins of chip are grounded, and the VBUS pins of the PD chips U32 are connect with the drain D of the metal-oxide-semiconductor Q31, the PD cores
The PWR_ENB pins of piece U32 are connect with the grid G of the first end of eleventh resistor R311 and the metal-oxide-semiconductor Q31 respectively, described
The VIN_PS pins of PD chips U32 are connect with the second end of the 8th resistance R38, the ISENP pins and the 8th of the PD chips U32
The first end of resistance R38 connects, and the VFB_OUT pins of the PD chips U32 are connect with the first end of the 7th resistance R37, described
The second end of eleventh resistor R311 is connect with the source S of the metal-oxide-semiconductor Q31；The first end of the 6th capacitance C38 with it is described
The drain D of metal-oxide-semiconductor Q31 connects, the second end ground connection of the 6th capacitance C38；The twelfth resistor R312 and the described 6th
Capacitance C38 is in parallel；The ends GND of the YPE-C interfaces C-USB31 are grounded, the ends VBUS of the YPE-C interfaces C-USB31 and institute
State the drain D connection of metal-oxide-semiconductor Q31；
In the present embodiment, the TYPE-C interfaces C-USB31 is the described of the TYPE-C PD fast charges power circuit 102
Power output end, the TYPE-C interfaces C-USB31 are connect with the charging plug for being electrically charged terminal device 300.
In the present embodiment, the two-way TVS pipe D31 in the step-up/step-down circuit unit 1021 is for defeated to the power supply
The surging for entering the supply voltage for holding Uin to be inputted absorb and carries out voltage clamping to the supply voltage, with to described
The supply voltage that power input Uin is inputted carries out voltage stabilizing and avoids the voltage of the power input Uin by dry sorrow.
In the present embodiment, the first electrolytic capacitor C31 is for filtering the power input Uin supply voltages inputted
Wave, the first capacitance C32 are used to absorb the high frequency noise in the supply voltage that the power input Uin is inputted.This reality
It applies in example, the second resistance R32 and the third capacitance C34 constitute RC peak value filter circuits, for filtering out the inductance L31
Peak voltage in the voltage of input.In the present embodiment, the inductance L31 is that the present embodiment provides the energy of different voltages guarantors
It holds.In the present embodiment, the first resistor R31 and the second capacitance C33 for buck control chip U31 with it is described
PD chips U2 is communicated, to adjust the voltage for being input to the YPE-C interfaces C-USB31.In the present embodiment, the third electricity
R33 and the 4th resistance R34 are hindered for the upper and lower pull-up resistor of feedback of the output voltage of the step-up/step-down circuit unit 1021, institute
3rd resistor R33 is stated to connect with the link node of the 4th resistance R34 with the FB pins of buck control chip U31,
Stabilization for the output voltage for keeping the step-up/step-down circuit unit 1021.In the present embodiment, the second electrolytic capacitor C35
It is filtered for the output voltage to the step-up/step-down circuit unit 1021.In the present embodiment, the 5th resistance R35 and institute
It states zener diode Z31 and constitutes overvoltage crowbar, the link node of the 5th resistance R35 and the zener diode Z31
It is connect with the OVP pins of buck control chip U31, the step-up/step-down circuit unit 1021 when for preventing abnormal conditions
Output voltage get higher suddenly and damage and described be electrically charged terminal device 300.In the present embodiment, the 6th resistance R36 is work(
Rate detection resistance, the 6th resistance R36 can play the role of current limliting and limit power, and the buck controls chip U31 roots
Limit Power Processing is carried out according to the voltage difference of the two ends of the 6th resistance R36.
In the present embodiment, the 8th resistance R38 is the PD output powers of the TYPE-C PD fast charges power circuit 102
Limiting resistance, the 8th resistance R38 coordinates from the PD chips U32 carries out peak power output limitation to different PD voltages.
In the present embodiment, the 7th resistance R37, the 9th resistance R39, the tenth resistance R310, thirteenth resistor R313, the 4th capacitance
C36, the 5th capacitance C37, the 7th capacitance C39 and diode D32 constitute the PD electricity of the TYPE-C PD fast charges power circuit 102
Detection circuit is pressed, which detects the voltage of buck control chip U31 outputs again, with true
The voltage for protecting the buck control chip U31 outputs meets the performance requirement of PD voltages.In the present embodiment, the 9th capacitance
Capacitance is stablized in the drop-down that C311 is the PD chips U32, and the eleventh resistor R311 is the switch protection of the metal-oxide-semiconductor Q31
Resistance.In the present embodiment, when the metal-oxide-semiconductor Q31 is connected, it is defeated that the TYPE-C PD fast charges power circuit 102 just has voltage
Go out, i.e., the described YPE-C interfaces C-USB31 just has charging voltage output.In the present embodiment, when generation overpower or undervoltage condition
When, the metal-oxide-semiconductor Q31 will be turned off, to be electrically charged terminal device 300 described in protection.In the present embodiment, the twelfth resistor
R312 is the output fictitious load of the YPE-C interfaces C-USB31, i.e., the present embodiment passes through the load of a very little (i.e. described the
12 resistance R312) detection for being electrically charged charging voltage needed for terminal device 300 is stablized to improve the PD chips U32
Property.In the present embodiment, the ends CC1, the ends CC2, the ends D+ and the ends D- of the YPE-C interfaces C-USB31 are carried out with the PD chips U32
Communication, after the charging plug for being electrically charged terminal device 300 is inserted into the YPE-C interfaces C-USB31, the PD chips
It is electrically charged 300 required charging voltage of terminal device described in U32 records and exports voltage corresponding with the charging voltage
The buck in signal to the step-up/step-down circuit unit 1021 controls chip U31, and specifically, the PD chips U32 is logical
It crosses VFB_OUT pins and the COMP pins of buck control chip U31 is communicated, the buck control chip U31
The supply voltage that the power input Uin is inputted is carried out accordingly after receiving the voltage signal of the PD chips U32 outputs
Boosting modulation or decompression modulation, be electrically charged 300 required charging voltage of terminal device described in final output.
In the present embodiment, the voltage range that the body power source power supply unit 101 exports is 12V to 32V.
In the present embodiment, the charging voltage that the TYPE-C PD fast charges power circuit 102 exports is 5V, 9V, 12V,
15V, 18V or 20V.
The utility model also provides a kind of electric furniture, which includes the embedded power supply of electric furniture, the electricity
The structure of the embedded power supply of dynamic furniture can refer to above-described embodiment, and details are not described herein.Naturally, due to the present embodiment
Electric furniture use above-mentioned electric furniture embedded power supply technical solution, therefore the electric furniture have it is above-mentioned electronic
All advantageous effects of the embedded power supply of furniture.
It these are only the preferred embodiment of the utility model, it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are equally included in the patent within the scope of the utility model.
Claims (9)
1. a kind of embedded power supply of electric furniture, which is characterized in that the embedded power supply of the electric furniture includes main body electricity
Source power supply unit and TYPE-C PD fast charge power circuits；Wherein：
The body power source power supply unit, for providing supply voltage for the motor in electric furniture and being that the TYPE-C PD are fast
The source circuit that charges provides supply voltage；
The TYPE-C PD fast charge power circuits, for according to the confession of the charge requirement to input for being electrically charged terminal device
Piezoelectric voltage carries out buck processing, and terminal device is electrically charged for described in and provides corresponding charging voltage；
The power input of the TYPE-C PD power circuits is connect with the power output end of the body power source power supply unit, institute
The power output end for stating TYPE-C PD power circuits is connect with the charging plug for being electrically charged terminal device, the main body electricity
The power output end of source power supply unit is also connect with the power input of motor in the electric furniture.
2. the embedded power supply of electric furniture as described in claim 1, which is characterized in that the TYPE-C PD fast charge power supplys
Circuit includes step-up/step-down circuit unit and PD control circuit unit；Wherein：
The PD control circuit unit, for record it is described be electrically charged the required charging voltage of terminal device and export with it is described
The corresponding voltage signal of charging voltage is to the step-up/step-down circuit unit；
The step-up/step-down circuit unit receives the voltage signal of the PD control circuit unit output to defeated for basis
The supply voltage entered carries out buck processing, to be electrically charged the required charging voltage of terminal device described in output；
The step-up/step-down circuit unit respectively with the power output end of the body power source power supply unit and with the PD control circuit
Unit connects, and the PD control circuit unit is also connect with the charging plug for being electrically charged terminal device.
3. the embedded power supply of electric furniture as claimed in claim 2, which is characterized in that the step-up/step-down circuit unit includes
Power input, two-way TVS pipe, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance,
One capacitance, the second capacitance, third capacitance, the first electrolytic capacitor, the second electrolytic capacitor, inductance, zener diode and lifting are voltage-controlled
Coremaking piece；Wherein：
The power input is connect with the power output end of the body power source power supply unit, the cathode of the two-way TVS pipe, institute
The first end for stating positive and described first capacitance of the first electrolytic capacitor is connect with the power input, the two-way TVS
The second end of the anode of pipe, the cathode of first electrolytic capacitor and first capacitance is grounded；
The VIN pins of the buck control chip are connect with the power input, and the NC of the buck control chip draws
Foot is connect with the first end of the inductance, and the PGND pins and AGND pins of the buck control chip are grounded, the liter
The COMP pins of decompression control chip are connect with the first end of the first end of the first resistor and second capacitance respectively, institute
The second end of the second end and second capacitance of stating first resistor is grounded；
The first end of the second resistance is connect with the first end of the inductance, and the second end of the second resistance is through institute's third electricity
Hold ground connection；The second end of the inductance respectively with the first end of the 3rd resistor, second electrolytic capacitor it is positive, described
The first end of 5th resistance and the connection of the first end of the 6th resistance, the second end of the 3rd resistor is through the 4th resistance
Ground connection, the FB pins that the 3rd resistor controls chip with the link node of the 4th resistance with the buck are connect；Institute
The cathode ground connection of the second electrolytic capacitor is stated, the second end of the 5th resistance is connect with the cathode of the zener diode, described
The link node of the plus earth of zener diode, the 5th resistance and the zener diode controls core with the buck
The OVP pins of piece connect, and the first end of the 6th resistance is also connect with the CSP pins of buck control chip, described
The CS1 pins that the CSP pins of buck control chip also control chip with the buck are connect, and the buck controls chip
CS2 pins connect with the second end of the 6th resistance, the second end of the 6th resistance also with the PD control circuit list
Member connection.
4. the embedded power supply of electric furniture as claimed in claim 3, which is characterized in that the PD control circuit unit includes
7th resistance, the 8th resistance, the 9th resistance, the tenth resistance, eleventh resistor, twelfth resistor, thirteenth resistor, the 4th electricity
Appearance, the 5th capacitance, the 6th capacitance, the 7th capacitance, the 8th capacitance, the 9th capacitance, diode, PD chips, metal-oxide-semiconductor and YPE-C connect
Mouthful；Wherein：
The first end of 8th resistance is connect with the second end of the 6th resistance described in the step-up/step-down circuit unit, and described
The second end of eight resistance is connect with the source electrode of the first end of the tenth resistance and the metal-oxide-semiconductor respectively；The first of 7th resistance
End is connect with the first end of the first end of the 4th capacitance and the 5th capacitance respectively, the second end of the 7th resistance and diode
Cathode connects, and the anode of the diode is connect with the first end of the V5V pins of PD chips and the 8th capacitance respectively, and the described 8th
The second end of capacitance is grounded, the second end of the 4th capacitance through the 9th resistance respectively with the second end of the tenth resistance, PD chips
VFB pins, the 5th capacitance second end and thirteenth resistor first end connection, the thirteenth resistor second termination
Ground, the 7th capacitance are in parallel with thirteenth resistor；
The AGND pins of the PD chips are grounded, and the DP pins of the PD chips are connect with the ends D+ of the YPE-C interfaces, described
The DN pins of PD chips are connect with the D- pins of the YPE-C interfaces, the CC1 pins of the PD chips and the YPE-C interfaces
The connection of the ends CC1, the CC2 pins of the PD chips connect with the ends CC2 of the YPE-C interfaces, and the V18V of the PD chips draws
Foot is grounded through the 9th capacity earth, the PGND pins of the PD chips, the leakage of the VBUS pins and the metal-oxide-semiconductor of the PD chips
Pole connects, and the PWR_ENB pins of the PD chips are connect with the grid of the first end of eleventh resistor and the metal-oxide-semiconductor respectively,
The VIN_PS pins of the PD chips are connect with the second end of the 8th resistance, the ISENP pins and the 8th resistance of the PD chips
First end connection, the VFB_OUT pins of the PD chips connect with the first end of the 7th resistance, the of the eleventh resistor
Two ends are connect with the source electrode of the metal-oxide-semiconductor；The first end of 6th capacitance is connect with the drain electrode of the metal-oxide-semiconductor, and the described 6th
The second end of capacitance is grounded；The twelfth resistor is in parallel with the 6th capacitance；The ends GND of the YPE-C interfaces are grounded, institute
The ends VBUS for stating YPE-C interfaces are connect with the drain electrode of the metal-oxide-semiconductor；
The TYPE-C interfaces are the power output end of the TYPE-C PD fast charge power circuits, the TYPE-C interfaces
It is connect with the charging plug for being electrically charged terminal device.
5. the embedded power supply of electric furniture as described in claim 1, which is characterized in that the embedded-type electric of the electric furniture
Source further includes the auxiliary electric power supply for providing supply voltage for the electric platforms monitoring system of the electric furniture, described auxiliary
The power input of power supply is helped to be connect with the power output end of the body power source power supply unit, the auxiliary electric power supply
Power output end is connect with the power input of the electric platforms monitoring system of the electric furniture.
6. the embedded power supply of the electric furniture as described in any one of claim 1 to 5, which is characterized in that described to be electrically charged
Terminal device includes mobile phone and computer.
7. the embedded power supply of the electric furniture as described in any one of claim 1 to 5, which is characterized in that the main body electricity
The voltage range of the supply voltage of source power supply unit output is 12V to 32V.
8. the embedded power supply of the electric furniture as described in any one of claim 1 to 5, which is characterized in that the TYPE-C
The charging voltage of PD fast charge power circuits output is 5V, 9V, 12V, 15V, 18V or 20V.
9. a kind of electric furniture, which is characterized in that the electric furniture includes described in any item of the claim 1 to 8 electronic
The embedded power supply of furniture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820355957.1U CN208028617U (en) | 2018-03-15 | 2018-03-15 | The embedded power supply and electric furniture of electric furniture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820355957.1U CN208028617U (en) | 2018-03-15 | 2018-03-15 | The embedded power supply and electric furniture of electric furniture |
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| Publication Number | Publication Date |
|---|---|
| CN208028617U true CN208028617U (en) | 2018-10-30 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820355957.1U Expired - Fee Related CN208028617U (en) | 2018-03-15 | 2018-03-15 | The embedded power supply and electric furniture of electric furniture |
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| Country | Link |
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| CN (1) | CN208028617U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024016737A1 (en) * | 2022-07-21 | 2024-01-25 | 浙江捷昌线性驱动科技股份有限公司 | Electric lifting/lowering mechanism |
-
2018
- 2018-03-15 CN CN201820355957.1U patent/CN208028617U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024016737A1 (en) * | 2022-07-21 | 2024-01-25 | 浙江捷昌线性驱动科技股份有限公司 | Electric lifting/lowering mechanism |
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