CN207096756U - A kind of intelligent constant-temperature electric bicycle saddle - Google Patents
A kind of intelligent constant-temperature electric bicycle saddle Download PDFInfo
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- CN207096756U CN207096756U CN201721045117.7U CN201721045117U CN207096756U CN 207096756 U CN207096756 U CN 207096756U CN 201721045117 U CN201721045117 U CN 201721045117U CN 207096756 U CN207096756 U CN 207096756U
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Abstract
The utility model discloses a kind of intelligent constant-temperature electric bicycle saddle, including vehicle seat body, semiconductor chilling plate, radiator, temperature sensor, main control MCU, constant temperature drive circuit and power supply circuit;Vehicle seat body upper surface is defined as cushion surface;Semiconductor chilling plate has cold end and the hot junction of activity conversion；The cold end of semiconductor chilling plate and hot junction are all provided with one of radiator, two radiators and are fitted and connected with cushion surface and to cushion surface heating/refrigerating, and another radiator sets fan to another cold end/hot-side heat dissipation on the radiator;On vehicle seat body, on cushion surface and to being all provided with temperature sensor on the radiator of cold end/hot-side heat dissipation, three-temperature sensor gathers environment, vehicle seat surface temperature and collection to the temperature of the radiator of cold end/hot-side heat dissipation and sends main control MCU to respectively;Main control MCU coordinates constant temperature drive circuit control semiconductor chilling plate refrigerating/heating based on each temperature that temperature sensor gathers;The power supply of the external electric bicycle of power supply circuit provides the power supply of vehicle seat work.
Description
Technical field
Constant temperature vehicle seat technical field is the utility model is related to, especially a kind of intelligent constant-temperature electric bicycle saddle.
Background technology
Electric bicycle saddle is very important part in electric bicycle, as people ride requirement to electric bicycle
Increasingly raising, requirement to the comfortableness of electric bicycle saddle also more and more higher.If existing electric bicycle saddle is in the summer
Shone under the burning sun in season a period of time, the rise of its surface temperature, bicyclist takes can be because feel temperature height plus strenuous exercise
It is and uncomfortable；In the winter time, if due to being contacted for a long time with extraneous cold air, so the surface temperature of electric bicycle saddle
Degree is also very low, and such bicyclist, which is sitting on electric bicycle saddle, may feel that cold, ice-cold sense, and comfortableness is poor, rides for a long time
During row, the buttocks of bicyclist has always a demand for the cold ice-cold seat cushion of contact, and it is not smooth and feel the soreness of waist and carry on the back to easily cause qi and blood
Pain, can not meet the needs of people are to electric bicycle saddle seat comfort property.
For problem present in above-mentioned electric bicycle, Chinese patent:A kind of solar energy temperature controllable bike saddle (patent
Number：201620100026.8) a kind of technical scheme that refrigerating/heating is carried out to bike saddle is provided, but disclosed by the patent
Technical scheme the defects of be its can not or being difficult to carry out property.And for solving bicycle saddle, motor vehicle seat refrigerating/heating
Problem, Chinese patent:A kind of automotive seat air-conditioning system (patent No.：201420721716.6) disclose one kind use air-conditioning
System carries out the technical scheme of refrigerating/heating to motor vehicle seat, and the technical scheme is for bicycle saddle：Its structure is answered
Miscellaneous and enlarged volume, and the intelligent control poor performance of refrigerating/heating, therefore and it is applied to existing bicycle saddle.
It is comprehensive, it is necessary to existing electric bicycle saddle is improved, can be changed according to ambient temperature, automatically
The temperature on electric vehicle seat surface is adjusted, suitable temperature can be experienced by sitting on bicyclist, so as to increase relaxing of riding
Appropriateness.
Utility model content
The technical problem of solution of the present utility model is to be directed to above-mentioned the defects of existing of the prior art, provides a kind of intelligence
Energy constant temperature electric bicycle saddle, the intelligent constant-temperature electric bicycle saddle are controlled using single-chip microcomputer, multi-temperature sensor collecting temperature,
The constant temperature range needed in suitable human body of temperature on electric vehicle seat surface is automatically adjusted, strengthens the comfort level ridden.
To solve above-mentioned technical problem, the technical scheme that the utility model is taken is as follows:A kind of intelligent constant-temperature electrical salf-walking
Vehicle seat, including:
Vehicle seat body, vehicle seat body upper surface are defined as cushion surface；
Semiconductor chilling plate, it is placed in vehicle seat body, semiconductor chilling plate has cold end and the hot junction of activity conversion;
Radiator, the cold end of semiconductor chilling plate and hot junction are all provided with one of radiator, two radiators and pasted with cushion surface
Connection is closed, the radiator is used to transmit heat to cushion surface heating/refrigerating, and another radiator is then for cold end/warm to matching
End radiating, and the fan for radiating is installed on the radiator;
Temperature sensor, on the vehicle seat body, on cushion surface and to being equipped with one on the radiator of cold end/hot-side heat dissipation
Temperature sensor, three temperature sensors are respectively used to gather environment, vehicle seat surface temperature and collection to cold end/hot-side heat dissipation
Radiator temperature and produce temperature signal and send main control MCU to;
Main control MCU, the lower limit temperature and ceiling temperature of setting are configured with it, the main control MCU is in response to being installed in
The temperature signal for stating the transmission of the temperature sensor on vehicle seat body produces heating signal less than lower limit temperature, and in response to installing
The temperature signal of temperature sensor transmission on the vehicle seat body produces the cooling signals higher than the ceiling temperature;
Constant temperature drive circuit, is electrically connected with main control MCU and semiconductor chilling plate, and the letter received according to the main control MCU
Number/cooling signals overturn the semiconductor refrigerating plate electrode, so that cold end and hot junction matching response and refrigerating/heating；
Power supply circuit, the power supply of the external electric bicycle of power supply circuit simultaneously provide the vehicle seat work after voltage stabilizing
Power supply.
It is expanded on further as to above-mentioned technical proposal：
In the above-mentioned technical solutions, it is provided between the semiconductor chilling plate and two radiators and is used to stick and heat conduction
Heat-conducting silicone grease.
In the above-mentioned technical solutions, two radiators are connected by some connecting poles, and some connecting poles coordinate
Two radiators latch the semiconductor chilling plate.
In the above-mentioned technical solutions, the radiator being fitted and connected with the cushion surface is that copper fans backing, and cold end/hot junction is dissipated
The radiator of heat is aluminium radiator.
In the above-mentioned technical solutions, the main control MCU is HT66F30 model single-chip microcomputers.
In the above-mentioned technical solutions, the fan is aerofoil fan.
In the above-mentioned technical solutions, the temperature sensor is NTC temperature sensors.
In the above-mentioned technical solutions, the power supply circuit includes matching periphery electricity by MP9928 synchronous rectifications buck controller
The voltage reduction module of resistance electric capacity composition and the Voltage stabilizing module being made up of MIC5239 voltage-stablizers matching periphery resistance capacitance;It is described
The voltage input end of MP9928 synchronous rectification buck controllers（IN）Pass through the magnetic bead and inductance of series connection and the electricity of electric bicycle
The connection of source positive pole, the MP9928 synchronous rectifications buck controller coordinate the resistance capacitance on periphery to provide stabilized power source and from defining
Voltage output port (VOUT1) output for the Voltage stabilizing module, fan and constant temperature drive circuit works;The MIC5239 is steady
The positive input terminal of depressor（VIN）Electrically connected with the voltage output port (VOUT1) defined, the MIC5239 voltage-stablizers can will be from
The voltage output port (VOUT1) defined exports and inputted to the power supply voltage stabilizing of MIC5239 voltage-stablizers and along its output end
（VOUT）Output works for the main control MCU.
In the above-mentioned technical solutions, the constant temperature drive circuit includes electrode upset drive circuit;The electrode upset electricity
Road includes first electrode branch road and second electrode branch road in parallel, and the first electrode branch road and second electrode branch road include string
The AO4453 metal-oxide-semiconductors and AO4404B metal-oxide-semiconductors connect, and the AO4453 MOS of first electrode branch road and second electrode branch road
The source electrode (S) of pipe is connected with the voltage output port (VOUT1) defined, the drain electrodes (D) of two AO4453 metal-oxide-semiconductors respectively with institute
State the two electrodes connection of semiconductor chilling plate, the grids (G) of a two AO4453 metal-oxide-semiconductors resistance of connecting is connected to the electricity defined
Output port (VOUT1) is pressed, and the grid (G) of the AO4453 metal-oxide-semiconductors of first electrode branch road/second electrode branch road is also gone here and there
It is connected after joining a resistance with the drain electrode (D) of the AO4453 metal-oxide-semiconductors of second electrode branch road/first electrode branch road;Described first
The AO4453 metal-oxide-semiconductor of the drain electrode (D) of the AO4404B metal-oxide-semiconductors of electrode branch and second electrode branch road with corresponding branch road
Drain electrode (D) connection, and the source electrode (S) of each AO4404B metal-oxide-semiconductors is all connected to ground, and every AO4404B metal-oxide-semiconductors
Grid (G) and the source electrode (S) of its own between concatenate a pull down resistor, the first electrode branch road and second electrode branch road
The grid (G) of AO4404B metal-oxide-semiconductors also concatenates the U2-16 data I/O mouths and U2- that a resistance is connected respectively to the main control MCU
17 data I/0 mouths;U2-16 data I/O mouths or U2-17 data I/0 mouths the output low and high level of the main control MCU, described first
The AO4404B metal-oxide-semiconductors and AO4453 metal-oxide-semiconductors of electrode branch/second electrode branch road sequentially turn on, and the first electrode branch road/
Second electrode branch road is defined as positive electrode branch road, and is then defined as negative electricity to the second electrode branch road/first electrode branch road
Pole branch road;The first electrode branch road and second electrode branch road are alternately overturn, and make cold end/hot junction of the semiconductor chilling plate
With work to the cushion surface refrigerating/heating of the vehicle seat body.
In the above-mentioned technical solutions, in addition to fan drive circuit, the fan drive circuit include the poles of NPN3904 tri-
Pipe, K12301 metal-oxide-semiconductors and periphery resistance;The base stage (c) of the NPN3904 triodes concatenates a resistance and is connected to main control MCU
U2-18 data I/O mouths, its colelctor electrode（b）Connect the grid (G) of the K12301 metal-oxide-semiconductors and one resistance of concatenation is connected to and defined
Voltage output port (VOUT1), its emitter-base bandgap grading（e）Pull down to ground;The electricity that source electrode (S) connection of the K12301 metal-oxide-semiconductors is defined
Output port (VOUT1) is pressed, the Single port of its one fan connection terminal of (D) connection that drains;The U2-18 data of the main control MCU
I/O mouths export the pulse code modulation signal of different duty, make NPN3904 triodes, the matching conducting of K12301 metal-oxide-semiconductors, from
And the fan is set to fan heat to the radiator of matching with different stalls.
The beneficial effects of the utility model are:Intelligent constant-temperature electric bicycle saddle of the present utility model uses single-chip microcomputer control
Make, multi-temperature sensor collecting temperature, automatically adjust the constant temperature model needed in suitable human body of temperature on electric vehicle seat surface
Enclose, strengthen the comfort level ridden;The advantages of intelligent constant-temperature electric bicycle saddle of the present utility model, is as follows:
First, the temperature of vehicle seat is controlled by sensor completely, and by the temperature automatic control on vehicle seat surface in human body warming
In comfortable scope, the wrong consequence that switchs and bring without having to worry about maloperation cooling and warming；
Second, this new vehicle seat is equipped with power cut-out switch, can when user is without vehicle seat refrigerating/heating function
Arbitrary cut-off is closed；
Third, vehicle seat matching has refrigerating/heating indicator lamp and trouble lamp, user understands intelligent vehicle seat at any time
Work/malfunction, ensure the safe handling of intelligent vehicle seat；
Fourth, this new vehicle seat refrigerating/heating speed is fast, energy-conserving and environment-protective, using effect is good.
Brief description of the drawings
Fig. 1 is the structured flowchart of the utility model intelligent constant-temperature electric bicycle saddle；
Fig. 2 is the circuit theory diagrams of the utility model intelligent constant-temperature electric bicycle saddle.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
A kind of accompanying drawing 1-2 examples specific embodiment of the present utility model.Have in the electric bicycle saddle to the application
Before body illustrates, this specification is first to the construction and operation principle of the required semiconductor chilling plate of the application electric bicycle saddle
It is illustrated:Semiconductor chilling plate（TE）Also be thermoelectric module, be a kind of heat pump, it the advantages of be no slide unit, should
It is restricted used in some spaces, reliability requirement is high, the occasion of no refrigerant pollution.The work of semiconductor chilling plate operates
With DC current, it not only can freeze but also can heat, and determine to realize on same cooling piece by changing the polarity of DC current
Refrigeration or heating, the generation of this effect is exactly the principle by thermoelectricity.Cooling piece is made up of two panels potsherd in practice, wherein
Between have the semi-conducting material of N-type and p-type（Bismuth telluride）, this semiconductor element is to be linked to form with cascade on circuit.
The operation principle of semiconductor chilling plate is:When one piece of N-type semiconductor material and one piece of p-type semiconductor material are coupled to galvanic couple pair
When, after connecting DC current in this circuit, the transfer with regard to that can produce energy, electric current flows to connecing for p-type element by N-type element
Head absorbs heat, turns into cold end, and the joint that N-type element is flowed to by p-type element discharges heat, turns into hot junction.
Refer to the attached drawing 1-2, a kind of specific embodiment of intelligent constant-temperature electric bicycle saddle, it include semiconductor chilling plate 1,
Radiator 2, temperature sensor 3, main control MCU 4, constant temperature drive circuit, fan 5, power supply circuit, switch and vehicle seat body 6.Its
In, the power supply circuit is from the power supply power taking of electric bicycle (electric bicycle provides 36V~60V power supply) and is sent into power supply
Circuit is depressured and voltage stabilizing processing;The power supply circuit includes matching periphery by MP9928 synchronous rectifications buck controller (U1)
The voltage reduction module of resistance capacitance composition and the Voltage stabilizing module being made up of MIC5239 voltage-stablizers (U2) matching periphery resistance capacitance;Institute
Stating voltage reduction module will export for the Voltage stabilizing module, fan and perseverance after the power voltage step down of electric bicycle power input and voltage stabilizing
Warm drive circuit works;And the Voltage stabilizing module will then work after the power supply voltage stabilizing of voltage reduction module output for the main control MCU 4;
The upper surface of the vehicle seat body 6 is defined as cushion surface, and cushion surface is the face for being contacted with human body, and the semiconductor
Cooling piece 1 is installed in the vehicle seat body 6, and the semiconductor chilling plate 1 is close in position or approaches the vehicle seat body 6
Cushion surface install, the semiconductor chilling plate 1 have can activity conversion cold end 101 and hot junction 102;The semiconductor refrigerating
A radiator 2 is installed in the cold end 101 of piece 1 and hot junction 102, and the radiator 2 and cushion surface of the cushion surface close to vehicle seat body 1
It is fitted and connected, the radiator 2 is used to transmit heat to cushion surface heating/refrigerating, and in the present embodiment, the radiator 2 is fanned for copper
Backing, the cold/heat transfer in the hot junction 102 of cold end 101/ is further passed to and sat to cushion surface by the copper radiator 2
The people of pad face contact;In practice, due to the most numerical digit leather of cushion surface, its heat conductivity is poor, therefore, bicyclist institute tactile
Cold heat, actual is the copper radiator cold heat;And it is installed on the hot junction 102 of cold end 101/ of the opposite side of semiconductor chilling plate 1
Radiator 2 then radiated for the hot junction 102 of cold end 101/ of the side of semiconductor chilling plate 1, in the present embodiment, the radiator 2
For aluminium radiator, in practice, heat-conducting silicone grease 001 is scribbled between copper radiator, aluminium radiator and semiconductor chilling plate 1, this is led
Hot silicone grease 001 is used to make the relatively described semiconductor chilling plate of copper radiator and aluminium radiator stick and be used to transmit semiconductor refrigerating
The cold end 101 of piece 1 and the heat in hot junction 102;In actual installation, non-conductive non-led with four between aluminium radiator and copper radiator
The connecting pole 7 of heat connects, so as to which the jail of semiconductor chilling plate 1 is buckled between two radiators 2;In the present embodiment, aluminium radiator
On be also installed on fan 5 for radiating, accelerate to radiate by fan 5, so as to ensure that semiconductor chilling plate 1 will not end overheat
Without working or damaging, in the present embodiment, the fan 5 is aerofoil fan;It should be noted that for semiconductor chilling plate
1, during refrigerating/heating, it not carries out refrigerating/heating to other media, but to the hot junction 102 of its cold end 101/ from
By the corresponding heat transfer of radiator 2 after body refrigerating/heating, so as to which refrigerating/heating effect is embodied in into corresponding radiator 2
On;Meanwhile when the end that the semiconductor chilling plate 1 installs copper radiator is cold end 101, namely vehicle seat body 1 is freezed, half
The end that conductor cooling piece 1 installs aluminium radiator is then hot junction, and hot junction now is used to radiate, so that cold end energy continuous firing;
When the end that the semiconductor chilling plate 1 installs copper radiator is hot junction 102, namely vehicle seat body 1 is heated, semiconductor refrigerating
The end that piece 1 installs aluminium radiator is then cold end, and cold end 101 now transmits cold by radiator 2, and cold end 101 is by continuing
Refrigeration and matching makes the continuous heating of hot junction 102, meanwhile, for fan 5, when semiconductor chilling plate 1 freezes to vehicle seat body 6,
Fan 5 is used to cool so as to ensure the normal work of semiconductor chilling plate 1 to aluminium radiator, meanwhile, in the intelligent constant of the present embodiment
During warm electric bicycle saddle work, the start priority task of fan 5, the rotating speed of fan 5 adds in semiconductor chilling plate to vehicle seat body 6
When hot, its rotating speed is reduced and accelerated with the temperature of cold end 101, when semiconductor chilling plate 8 freezes to vehicle seat body 6 then with hot junction
102 temperature are raised and accelerated;One is provided with the vehicle seat body 6, on cushion surface and to the radiator 2 of cold end/hot-side heat dissipation
The temperature sensor 3, three temperature sensors 3 are respectively used to gather environment, vehicle seat surface temperature and collection to cold end/heat
Hold the temperature of the radiator 2 of radiating;The temperature of three collection of temperature sensor 3 matchings produces temperature signal and sends master control to
MCU4;In the present embodiment, the main control MCU 4 is HT66F30 models single-chip microcomputer (U3 in refer to the attached drawing 2), and the main control MCU 4
The temperature signal that three temperature sensors 3 transmit is received, the lower limit temperature and ceiling temperature of setting, this implementation are configured with it
In example, lower limit temperature is set as 20 DEG C, and ceiling temperature is set as 26 DEG C;The main control MCU 4 is in response to being installed in the vehicle seat
The temperature signal that temperature sensor 3 on body transmits produces heating signal less than lower limit temperature, and the main control MCU 4
The temperature signal transmitted in response to the temperature sensor 3 being installed on the vehicle seat body produces institute higher than the ceiling temperature
State cooling signals;And the constant temperature drive circuit electrically connects the main control MCU 4 and semiconductor chilling plate 1, and according to the master control
Heating signal/cooling signals that MCU4 is received overturn the electrode of semiconductor chilling plate 1, so that cold end 101 and hot junction 102
Matching response and by the heat transfer of radiator 2 of matching, and then the refrigeration matched to vehicle seat body 6 and its cushion surface/
Heating;Particularly, when the temperature for being installed in the collection environment of temperature sensor 3 of the vehicle seat body in appearance is less than 20 DEG C
When, indicate that environment temperature belongs to cold, now, main control MCU 4 is turned over by the way that two electrodes of semiconductor chilling plate 1 are carried out into matching
Turn, semiconductor chilling plate 1 is installed the end of copper radiator as hot junction 102 and match heating and transfer of heat to copper radiator;And
When the temperature that the temperature sensor 3 being installed on the vehicle seat body gathers environment is higher than 26 DEG C, environment temperature category is indicated that
In high temperature, main control MCU 4 makes semiconductor chilling plate 1 install copper by the way that two electrodes of semiconductor chilling plate 1 are carried out into matching upset
The end of radiator is cold end 101 and matches refrigeration and heat transfer（Cold end is absorbed heat and copper radiator is freezed）Make copper radiator system
It is cold;And simultaneously, temperature signal (temperature that the main control MCU 4 can also gather according to the temperature sensor 3 being installed on cushion surface
Spend for cushion surface temperature or copper radiator close to cushion surface temperature）Copper radiator is installed to the semiconductor chilling plate 1
One end (or hot junction, or cold end) heating/refrigeration be controlled, the temperature of copper radiator is maintained 26 DEG C~30 DEG C;Install
Temperature sensor 3 on the radiator 2 to cold end/hot-side heat dissipation is used for the temperature for monitoring aluminium radiator, the main control MCU 4
Real time temperature according to the aluminium radiator of the temperature sensor 3 collection drives the matching of fan 5 to rotate and make semiconductor refrigerating
The hot junction 102 of cold end 101/ that piece 1 installs aluminium radiator cools；In practice, when the temperature sensor 3 is monitored on aluminium radiator
When temperature surpasses 80 DEG C, main control MCU 4 makes semiconductor chilling plate 1 drop low-power operation or be stopped by Power Control, and controls
The machine work of fan 5 radiates at the end to cooling piece 1.
In practice, the main control MCU 4 in the present embodiment, constant temperature drive circuit, power supply circuit are integrally disposed in PCBA board,
And the PCBA board is installed in the position of 6 trailing flank held against heat sink of vehicle seat body 2 and is fixed on two radiators 2；The PCBA board, wind
Fan 5, semiconductor chilling plate 1, aluminium radiator are also placed in a control box, and control box is provided with power cut-out switch, in user
, can arbitrary cut-off closing during without vehicle seat refrigerating/heating function;It is additionally provided with control box for refrigerating/heating and fault alarm
The LED of instruction, and the lithium battery power electric connection of extracting power supply cord and electric bicycle is gone back in control box and power taking.
Refer to the attached drawing 2, the power supply circuit include matching periphery resistance by MP9928 synchronous rectifications buck controller (U1)
The voltage reduction module of electric capacity composition and the Voltage stabilizing module being made up of MIC5239 voltage-stablizers (U2) matching periphery resistance capacitance;It is described
The voltage input end of MP9928 synchronous rectifications buck controller (U1)（IN）Pass through the magnetic bead (FB1) and inductance (L1) and electricity of series connection
The positive source connection of dynamic bicycle, the positive source of electric bicycle connect and the MP9928 synchronous rectifications buck controller
(U1) voltage input end（IN）Between be additionally provided with the bypass filter circuit being made up of electric capacity C1-C3 parallel connections, the inductance (L1)
CIN4~CIN5 is coordinated to form " π " type filter circuit；The MP9928 synchronous rectifications buck controller（U1）Coordinate the electricity on periphery
Resistance electric capacity provides stabilized power source and from voltage output port (VOUT1) output defined for the Voltage stabilizing module, fan 5 and constant temperature
Drive circuit works;The MIC5239 voltage-stablizers（U2）For a kind of 5VLDO linear voltage regulators, MIC5239 voltage-stablizers（U2）Just
Input（VIN）Electrically connected with the voltage output port (VOUT1) defined, the MIC5239 voltage-stablizers（U2）Can will be from defining
Voltage output port (VOUT1) export and input to the power supply voltage stabilizing of MIC5239 voltage-stablizers (U2) and along its output end
（VOUT）Output works for the main control MCU 4, refers to accompanying drawing 2 for power supply circuit, excessively illustrates herein.
Refer to the attached drawing 2, the constant temperature drive circuit include electrode upset drive circuit;In the present embodiment, the electrode turns over
Shifting circuit includes first electrode branch road and second electrode branch road in parallel, and the first electrode branch road and second electrode branch road wrap
Include the AO4453 metal-oxide-semiconductors (Q3, Q4) and AO4404B metal-oxide-semiconductors (Q5, Q6) of concatenation, and first electrode branch road and second electrode branch
Voltage output port of the source electrode (S) of the AO4453 metal-oxide-semiconductors (Q3, Q4) on road with defining（VOUT1）Connection, two
The drain electrode (D) of AO4453 metal-oxide-semiconductors (Q3, Q4) is connected with two electrodes (OUT1, OUT2) of the semiconductor chilling plate 1 respectively, and two
The grid (G) of AO4453 metal-oxide-semiconductors (Q3, Q4) resistance (R26 or R27) of connecting is connected to the voltage output port defined
（VOUT1）, and the grid (G) of the AO4453 metal-oxide-semiconductors (Q4/Q3) of first electrode branch road/second electrode branch road also connects one
Resistance (R28/R32) drain electrode (D) with the AO4453 metal-oxide-semiconductors (Q3/Q4) of second electrode branch road/first electrode branch road afterwards
Connection;The drain electrode (D) of the AO4404B metal-oxide-semiconductors (Q5/Q6) of the first electrode branch road and second electrode branch road is propped up with corresponding
Drain electrode (D) connection of the AO4453 metal-oxide-semiconductors (Q4/Q3) on road, and the source electrode of each AO4404B metal-oxide-semiconductors (Q5/Q6)
(S) ground is all connected to, and one is concatenated between the grid (G) of every AO4404B metal-oxide-semiconductors (Q5/Q6) and the source electrode (S) of its own
Pull down resistor (R41/R42), the grid of the AO4404B metal-oxide-semiconductors (Q5/Q6) of the first electrode branch road and second electrode branch road
(G) U2-16 data I/O mouths and U2-17 data that a resistance (R38/R39) is connected respectively to the main control MCU (U3) are also concatenated
I/0 mouths;U2-16 data I/O mouths or U2-17 data I/0 mouths the output low and high level of the main control MCU (U3), first electricity
The AO4404B metal-oxide-semiconductors (Q4/Q3) and AO4453 metal-oxide-semiconductors (Q5/Q6) of pole branch road/second electrode branch road sequentially turn on, and described
One electrode branch/second electrode branch road is defined as positive electrode branch road, and to the second electrode branch road/first electrode branch road then
It is defined as negative electrode branch road;The first electrode branch road and second electrode branch road are alternately overturn, and make the semiconductor chilling plate 1
The matching work of cold end/hot junction and to the cushion surface refrigerating/heating of the vehicle seat body.
Refer to the attached drawing 2, the drive circuit of the fan 5 in circuit theory diagrams include NPN3904 triodes (Q2）、
K12301 metal-oxide-semiconductors (Q1) and resistance R21-R25 compositions, base stage (c) the series resistor R23 of NPN3904 triodes (Q2) are connected to
The U2-18 data I/O mouths of main control MCU (U3), its colelctor electrode（b）The grid (G) of connection K12301 metal-oxide-semiconductors (Q1) simultaneously concatenates electricity
Resistance R21 is connected to the voltage output port defined（VOUT1）, that is, the output of 28V power supplys, its emitter-base bandgap grading（e）Pull down to ground;
The voltage output port that source electrode (S) connection of K12301 metal-oxide-semiconductors (Q1) is defined（VOUT1）, that is, the output of 28V power supplys, it leaks
Pole (D) connects fan connection terminal（FAN1）Single port；The U2-20 data I/O mouths output different duty of main control MCU (U3)
Pulse code modulation signal, make NPN3904 triodes (Q2）, K12301 metal-oxide-semiconductors (Q1) matching conducting so that the wind
Fan 5 fans heat with different stalls to the radiator of matching.
Refer to the attached drawing 2, in the circuit theory diagrams of the intelligent electric bicycle seat of the present embodiment, for refrigerating/heating and therefore
Hinder the LED of police instruction, be specifically:Blue lamp when electric bicycle saddle freezes, orange lamp during heating, standby is green light, is
System failure is red light, and for the drive circuit of temperature sensor 3, refer to the attached drawing 2, it is not described in detail herein.
The intelligent constant-temperature electric bicycle saddle of the present embodiment is controlled using single-chip microcomputer, multi-temperature sensor collecting temperature, from
The constant temperature range needed in suitable human body of temperature on dynamic regulation electric vehicle seat surface, strengthens the comfort level ridden;It is and specific
The advantages of it is as follows：First, the temperature of vehicle seat is controlled by sensor completely, and by the temperature automatic control on vehicle seat surface in human temperature
Feel in comfortable scope, the wrong consequence for switching and bringing without having to worry about maloperation cooling and warming；Second, this vehicle seat is equipped with electricity
Source roof-cut resistence, can arbitrary cut-off closing when user is without vehicle seat refrigerating/heating function；Third, vehicle seat matching has
Refrigerating/heating indicator lamp and trouble lamp, user understand work/malfunction of intelligent vehicle seat at any time, ensure intelligent vehicle
Seat safe handling；Fourth, this vehicle seat refrigerating/heating speed is fast, energy-conserving and environment-protective, using effect is good.
More than not technical scope of the present utility model is imposed any restrictions, it is all according to the utility model technical spirit to
On embodiment any modification, equivalent variations and the modification made, in the range of still falling within the technical solution of the utility model.
Claims (10)
- A kind of 1. intelligent constant-temperature electric bicycle saddle, it is characterised in that, including:Vehicle seat body, vehicle seat body upper surface are defined as cushion surface；Semiconductor chilling plate, it is placed in vehicle seat body, semiconductor chilling plate has cold end and the hot junction of activity conversion;Radiator, the cold end of semiconductor chilling plate and hot junction are all provided with one of radiator, two radiators and are bonded company with cushion surface Connect, the radiator is used to transmit heat to cushion surface heating/refrigerating, and another radiator is then used to dissipate cold end/hot junction of matching Heat, and the fan for radiating is installed on the radiator;Temperature sensor, on the vehicle seat body, on cushion surface and to being equipped with a temperature on the radiator of cold end/hot-side heat dissipation Sensor, three temperature sensors are respectively used to gather environment, vehicle seat surface temperature and gather to dissipate cold end/hot-side heat dissipation The temperature of hot device simultaneously produces temperature signal and sends main control MCU to;Main control MCU, the lower limit temperature and ceiling temperature of setting are configured with it, the main control MCU is in response to being installed in the car The temperature signal of temperature sensor transmission on seat body produces heating signal less than lower limit temperature, and in response to being installed in The temperature signal for stating the transmission of the temperature sensor on vehicle seat body produces cooling signals higher than the ceiling temperature;Constant temperature drive circuit, is electrically connected with main control MCU and semiconductor chilling plate, and the signal/system received according to the main control MCU Cold signal overturns the semiconductor refrigerating plate electrode, so that cold end and hot junction matching response and refrigerating/heating；Power supply circuit, the power supply of the external electric bicycle of power supply circuit and the electricity that the vehicle seat work is provided after voltage stabilizing Source.
- A kind of 2. intelligent constant-temperature electric bicycle saddle according to claim 1, it is characterised in that:The semiconductor chilling plate It is provided between two radiators and is used to stick and the heat-conducting silicone grease of heat conduction.
- A kind of 3. intelligent constant-temperature electric bicycle saddle according to claim 1 or 2, it is characterised in that:Two radiators Connected by some connecting poles, and some connecting poles coordinate two radiators to latch the semiconductor chilling plate.
- A kind of 4. intelligent constant-temperature electric bicycle saddle according to claim 3, it is characterised in that:It is bonded with the cushion surface The radiator of connection is that copper fans backing, and the radiator to cold end/hot-side heat dissipation is aluminium radiator.
- A kind of 5. intelligent constant-temperature electric bicycle saddle according to claim 4, it is characterised in that:The main control MCU is HT66F30 model single-chip microcomputers.
- A kind of 6. intelligent constant-temperature electric bicycle saddle according to claim 5, it is characterised in that:The fan is axle stream wind Fan.
- A kind of 7. intelligent constant-temperature electric bicycle saddle according to claim 6, it is characterised in that:The temperature sensor is NTC temperature sensors.
- A kind of 8. intelligent constant-temperature electric bicycle saddle according to claim 7, it is characterised in that:The power supply circuit includes Matched by the MP9928 synchronous rectifications buck controller voltage reduction module that forms of matching periphery resistance capacitance and by MIC5239 voltage-stablizers The Voltage stabilizing module that periphery resistance capacitance is formed;The voltage input end of the MP9928 synchronous rectifications buck controller（IN）Pass through string The magnetic bead and inductance of connection and the positive source of electric bicycle connect, and the MP9928 synchronous rectifications buck controller coordinates periphery Resistance capacitance provide stabilized power source and from define voltage output port (VOUT1) output for the Voltage stabilizing module, fan and Constant temperature drive circuit works;The positive input terminal of the MIC5239 voltage-stablizers（VIN）With the voltage output port (VOUT1) defined Electrical connection, the MIC5239 voltage-stablizers can will be exported and inputted steady to MIC5239 from the voltage output port (VOUT1) defined The power supply voltage stabilizing of depressor and along its output end（VOUT）Output works for the main control MCU.
- A kind of 9. intelligent constant-temperature electric bicycle saddle according to claim 8, it is characterised in that:The constant temperature drive circuit Drive circuit is overturn including electrode;The electrode reverse circuit includes first electrode branch road and second electrode branch road in parallel, institute Stating first electrode branch road and second electrode branch road includes the AO4453 metal-oxide-semiconductors and AO4404B metal-oxide-semiconductors of concatenation, and first is electric Voltage output port (VOUT1) of the source electrode (S) of the AO4453 metal-oxide-semiconductors of pole branch road and second electrode branch road with defining Connection, the drain electrode (D) of two AO4453 metal-oxide-semiconductors are connected with two electrodes of the semiconductor chilling plate respectively, two AO4453 metal-oxide-semiconductors Grid (G) resistance of connecting be connected to the voltage output port (VOUT1) defined, and first electrode branch road/second electrode The institute that the grid (G) of the AO4453 metal-oxide-semiconductors of branch road is also connected after a resistance with second electrode branch road/first electrode branch road State drain electrode (D) connection of AO4453 metal-oxide-semiconductors;The leakage of the AO4404B metal-oxide-semiconductors of the first electrode branch road and second electrode branch road Pole (D) connects with the drain electrode (D) of the AO4453 metal-oxide-semiconductors of corresponding branch road, and the source of each AO4404B metal-oxide-semiconductors Pole (S) is all connected to ground, and a drop-down electricity is concatenated between the grid (G) of every AO4404B metal-oxide-semiconductors and the source electrode (S) of its own Resistance, the grid (G) of the AO4404B metal-oxide-semiconductors of the first electrode branch road and second electrode branch road also concatenate a resistance and connected respectively To the U2-16 data I/O mouths and U2-17 data I/0 mouths of the main control MCU;The U2-16 data I/O mouths of the main control MCU or U2-17 data I/0 mouths export low and high level, the AO4404B metal-oxide-semiconductors of the first electrode branch road/second electrode branch road and AO4453 metal-oxide-semiconductors sequentially turn on, and the first electrode branch road/second electrode branch road is defined as positive electrode branch road, and to described Second electrode branch road/first electrode branch road is then defined as negative electrode branch road;The first electrode branch road and second electrode branch road are handed over For upset, add the cold end/hot junction matches work and freezed to the cushion surface of the vehicle seat body/of the semiconductor chilling plate Heat.
- A kind of 10. intelligent constant-temperature electric bicycle saddle according to claim 9, it is characterised in that:Also include fans drive Circuit, the fan drive circuit include NPN3904 triodes, K12301 metal-oxide-semiconductors and periphery resistance;The poles of NPN3904 tri- The base stage (c) of pipe concatenates the U2-18 data I/O mouths that a resistance is connected to main control MCU, its colelctor electrode（b）Connect the K12301 The grid (G) and one resistance of concatenation of metal-oxide-semiconductor are connected to the voltage output port (VOUT1) defined, its emitter-base bandgap grading（e）Pull down to ground; The voltage output port (VOUT1) that source electrode (S) connection of the K12301 metal-oxide-semiconductors is defined, its one fan of (D) connection that drains connect The Single port of connecting terminal;The pulse code modulation signal of the U2-18 data I/O mouths output different duty of the main control MCU, makes NPN3904 triodes, the matching conducting of K12301 metal-oxide-semiconductors, so that the fan is fanned with different stalls to the radiator of matching Heat.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109004798A (en) * | 2018-06-27 | 2018-12-14 | 武汉钢铁有限公司 | A kind of permanent-magnet speed governor cooling system |
| CN109186052A (en) * | 2018-10-30 | 2019-01-11 | 桂林优利特医疗电子有限公司 | Urine Analyzer thermostatically-controlled equipment and method |
| CN115113463A (en) * | 2022-05-30 | 2022-09-27 | 歌尔光学科技有限公司 | Heat dissipation device for heat source module and electronic equipment |
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2017
- 2017-08-21 CN CN201721045117.7U patent/CN207096756U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109004798A (en) * | 2018-06-27 | 2018-12-14 | 武汉钢铁有限公司 | A kind of permanent-magnet speed governor cooling system |
| CN109186052A (en) * | 2018-10-30 | 2019-01-11 | 桂林优利特医疗电子有限公司 | Urine Analyzer thermostatically-controlled equipment and method |
| CN115113463A (en) * | 2022-05-30 | 2022-09-27 | 歌尔光学科技有限公司 | Heat dissipation device for heat source module and electronic equipment |
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