CN207397473U - A kind of wireless control box - Google Patents
A kind of wireless control box Download PDFInfo
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- CN207397473U CN207397473U CN201721121028.6U CN201721121028U CN207397473U CN 207397473 U CN207397473 U CN 207397473U CN 201721121028 U CN201721121028 U CN 201721121028U CN 207397473 U CN207397473 U CN 207397473U
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Abstract
The utility model discloses a kind of wireless control box, including：5 connecting lines, superheterodyne reception module, decoding circuit, the control box receives the wireless signal of remote controler transmission using superheterodyne reception module, and the wireless signal is decoded by decoding circuit, finally according to decoded result by the first, second, third, fourth, the 5th connection line traffic control frequency converter, so as to fulfill the far distance controlled of frequency converter.The control box of the structure can be widely used in as accessory in industry or home automation controlling system.
Description
Technical field
The utility model is related to a kind of regulating device, more particularly to a kind of control box.
Background technology
For current alternating current generator generally by Frequency Converter Control, the frequency converter is to apply converter technique and microelectric technique,
The electric control appliance of alternating current generator is controlled by changing alternating current generator working power Frequency Patterns.
The control interface of existing frequency converter generally comprises：It is positive turn to end, counter steer end, 5V power output ends, common port,
Speed adjustment end, RS485 communication terminals, it is as follows for the functional explanation of each control interface of frequency converter：
It is positive to turn to end：Refer to that frequency converter can be responded by inputting the high and low level at the end, control motor rotates forward
To；Counter steer end：Refer to that frequency converter can be responded by inputting the high and low level at the end, control motor reversal to；5V electricity
Source output terminal：It is 5V to refer to the voltage difference between the end and common port；Common port：Frequency converter is referred to ensure external circuit
The connecting pin that there is identical ground with frequency converter internal circuit and set；Speed adjustment end：It refers to that frequency converter can respond to pass through
Terminal voltage value adjustment frequency converter inner parameter is inputted so as to fulfill the speed of motor is adjusted by the voltage value at the end；RS485
Communication terminal：Refer to the RS485 communication interfaces of frequency converter.
For frequency converter control generally there are two types of pattern, Yi Zhongwei：By between 5V power output ends and common port
Potentiometer is set, is then connected the adjustment end of potentiometer with the speed adjustment end in potentiometer, adjusts the tune on potentiometer
Voltage on whole end controls frequency converter.This control mode can not carry out far distance controlled, can only be closely with hand adjustment section
Potentiometer, it is cumbersome.Another kind is：By the connecting communication line on RS485 communication terminals, carried out using RS485 agreements wired
Communication, however, wired RS485 communication build complexity, to communication wire rod requirement it is also high, in telecommunication, it is necessary to install additional in
Between optical isolation amplifier, heavy workload, and investigation is difficult when line fault triggers Communication.
Utility model content
The purpose of this utility model is to provide a kind of wireless control box, the control box as accessory with frequency converter, remote control
Under device cooperation, the far distance controlled to frequency converter is realized.
The solution that the utility model solves its technical problem is：A kind of wireless control box, including：5 connecting lines surpass
Heterodyne reception module, decoding circuit, the superheterodyne reception module include：Reception antenna, SYN520R receive chip, described to connect
It receives antenna to be connected with the reception antenna RF signal input parts of SYN520R reception chips by the second matching network, the solution
Code circuit includes：The learning-oriented decoding chips of TCT6227,24C02N storage chips, the learning-oriented decoding chips of TCT6227 pass through
I2C bus protocols are connected with the 24C02N storage chips, and the power end of the learning-oriented decoding chips of TCT6227 passes through first
Connecting line is connected with the 5V power output ends, and the ground terminal of the learning-oriented decoding chips of TCT6227 passes through the 3rd connecting line
Be connected with the common port, first, second, third I/O mouthfuls of the learning-oriented decoding chips of TCT6227 respectively by the 5th,
Four, the second connecting lines and the counter steer end, just turning to end, speed adjustment end is connected.
Further, second matching network is made of first, second capacitance, first, second inductance, first inductance
Respectively with second inductance, the first capacitance and connecing, the second capacitance, institute are concatenated between first inductance and second inductance
The reception antenna RF signal input parts for stating SYN520R reception chips are concatenated by the second capacitance with the reception antenna.
Further, the length of the reception antenna is 167mm, the capacitance of first, second capacitance be respectively 6.8pF,
1.8pF, the inductance value of first, second inductance is respectively 39nH, 56nH.
Further, the decoding circuit is equipped with the first indicator light, the anode of first indicator light by resistance with it is described
The serial clock pin connection of 24C02N storage chips, the cathode of the indicator light connect over the ground.
The beneficial effects of the utility model are：The control box of the invention receives remote controler using superheterodyne reception module
The wireless signal of transmission, and the wireless signal is decoded by decoding circuit, finally pass through first, according to decoded result
2nd, the three, the four, the 5th connection line traffic control frequency converter, so as to fulfill the far distance controlled of frequency converter.The control box of the structure can
It is widely used in as accessory in industry or home automation controlling system.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described.Obviously, described attached drawing is the part of the embodiment of the utility model rather than complete
Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it
His designing scheme and attached drawing.
Fig. 1 is the structure diagram of control box；
Fig. 2 is the working state schematic representation of control box；
Fig. 3 is the circuit connection diagram of control box；
Fig. 4 is the circuit connection diagram of remote controler.
Specific embodiment
The technique effect of the design of the utility model, concrete structure and generation is carried out below with reference to embodiment and attached drawing
It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is the part of the embodiment rather than whole embodiments of the utility model, the embodiment based on the utility model, the skill of this field
The other embodiment that art personnel are obtained without creative efforts belongs to the model of the utility model protection
It encloses.In addition, all connection/connection relations being previously mentioned in text, not singly refer to component and directly connect, and refer to can be according to specific reality
Situation is applied, by adding or reducing couple auxiliary, to form more preferably coupling structure.Each technology in the invention is special
Sign, can be with combination of interactions on the premise of not conflicting conflict.
Embodiment 1, with reference to figure 1, a kind of wireless control box, the control box includes：First, second, third, fourthth,
Five connecting line a51, a52, a53, a54, a55, superheterodyne reception module a2, decoding circuit a1.
With reference to figure 2, Fig. 3, Fig. 4, the control box is as accessory and the frequency converter, remote controler cooperation, it can be achieved that becoming
The wireless control of frequency device.The frequency converter is drawn by terminal a3：Positive steering end FWD, counter steer end REV, 5V power output end+
5V, common port COM, speed adjustment end VR.
The decoding circuit a1 includes：TCT6227 learning-oriented decoding chip U1,24C02N storage chip U3, it is described
The learning-oriented decoding chip U1 of TCT6227 are connected by I2C bus protocols with the 24C02N storage chips U3, the TCT6227
The power end 4/VDD of learning-oriented decoding chip is connected by the first connecting line a51 with the 5V power output ends+5V, described
The ground terminal 11/VSS of the learning-oriented decoding chips of TCT6227 is connected by the 3rd connecting line a53 with the common port COM.
The learning-oriented decoding chip U1 of TCT6227 are a learning-oriented decoding chips, can carry out mould to its I/O mouths
Formula configures, wherein, in the present embodiment, the 4th I/O mouths 5 of the learning-oriented decoding chip U1 of TCT6227 are configured as：Input or output
Meet the serial data mode of I2C agreements；The 5th I/O mouths 6 of the learning-oriented decoding chip U1 of TCT6227 are configured as：It is defeated
Go out to meet the serial clock signal pattern of I2C agreements；The 6th I/O mouths 7 of the learning-oriented decoding chip U1 of TCT6227 are configured
For：Scan pattern；The first, second I/O mouths 13,14 of the learning-oriented decoding chip U1 of TCT6227 are each configured to：Self-locking exports
Pattern；The 3rd I/O mouths 8 of the learning-oriented decoding chip U1 of TCT6227 are configured to：PWM output modes；
The self-locking output mode refers to：Self-locking exports high level or low level；The scan pattern refers to：Pin
It can continually scan for receiving the level for being sent to the pin.
The first I/O mouths 13, the 2nd I/O mouths 14 pass through the five, the 4th connecting line a55, a54 and the counter steer respectively
REV, positive steering end FWD connections are held, it can be by exporting high level or low level control frequency converter counter steer or positive steering.
The 4th I/O mouths 5 are connected with the serial data pin SDA of the 24C02N storage chips U3, the 5th I/O mouths 6
It is connected with the serial clock pin SCL of the 24C02N storage chips U3, the 4th I/O mouths 5, the 5th I/O mouths 6 can pass through
I2C agreements are communicated with the 24C02N storage chips U3.
The 3rd I/O mouths 8 respectively by the second connecting line a52 and the speed adjustment end VR, the 3rd capacitance C3 one
End concatenation, the other end of the 3rd capacitance C3 connect over the ground, the 8 exportable PWM waveform of the 3rd I/O mouths, in the 3rd capacitance
Under the action of C3, which can form this range of voltages value of 0.4V-5V, so as to utilize these different size of voltage values
Speed adjustment end VR is input to, controls frequency converter.
The superheterodyne reception module a2 includes：Reception antenna T1, SYN520R receive chip U2, the reception antenna T1
The reception antenna RF signal input parts ANT for receiving chip U2 with the SYN520R by the second matching network a21 is connected, described
SYN520R, which receives chip U2, includes basic peripheral cell, wherein, pin RO1, RO2 that the SYN520R receives chip U2 connect
The crystal oscillator of 9.81563MHz is connect, which receives chip U2 for the SYN520R and provide basic clock pulses, described
Pin CAGC, CTH, VCC that SYN520R receives chip U2 are connected over the ground by capacitance, and the pin VCC is also connected with 5V power supplys
Output terminal+5V, obtains electric energy from 5V power output ends+5V, and the SYN520R receives the demodulating data output terminal D0 of chip U2
It is connected with the 6th I/O mouths 7 of the learning-oriented decoding chip U1 of the TCT6227.
The remote controler includes：For generate rotate forward operation, reverse turn operation or speed governing operation command information button S1,
S2, S3, for the command information is encoded EV1527 coding chips U4, carry out for the command information after encoding
Modulation is converted into F115 transmitting chips U5, the hair for the modulated signal to be converted into the electromagnetic wave of 433MHz of modulated signal
Key-press input foot K0, K1, the K2 of antenna T2, described button S1, S2, S3 respectively with the EV1527 coding chips U4 is penetrated to be connected,
One end of described button S1, S2, S3 are all connected with+12V power supplys, the other end of described button S1, S2, S3 respectively by resistance over the ground
Connection ,+12V the power supplys by 12V batteries by terminals P1 by being provided, when user needs to rotate forward, inverts or speed governing operation
When, by pressing keys, button turns on and connection generates low level over the ground, which is input to the EV1527 coding chips
Key-press input foot K0, K1, K2 of U4 forms command information, and the EV1527 coding chips U4 is encoded the command information simultaneously
Coded data is formed, which is transmitted to the F115 by the Serial output foot TXD of the EV1527 coding chips U4
In the data input pin ASK of transmitting chip U5, the F115 transmitting chips U5 is modulated the coded data, this is encoded
Data, which are loaded into the carrier wave of 433MHz, forms modulated signal, and the data output pins PAOUT of the F115 transmitting chips U5 leads to
The first matching network a4 is crossed to be connected with the transmitting antenna T2, and by the modulated signal by transmitting antenna T2 with the electricity of 433MHz
Magnetic wave is sent.As an optimization, in Serial output foot TXD connection the second indicator light LED2 of the EV1527 coding chips,
The anode of the second indicator light LED2 is connected by resistance with the Serial output foot TXD of the EV1527 coding chips, described
The cathode of second indicator light LED2 connects over the ground, when the Serial output foot TXD and the F115 of the EV1527 coding chips are sent out
When signal transmission occurs for core shooting piece U5, the second indicator light LED2 can by the low and high level of transport stream signal into line flicker,
It is passed so as to judge whether the Serial output foot TXD of the EV1527 coding chips and F115 transmitting chips U5 occurs signal
It is defeated, research staff is facilitated to debug.
The operation principle of the invention is：User operates before use, it is necessary to which button be arranged, which kind of is performed, and will
The coded data of the button is stored in the 24C02N storage chips U3.
By taking button S1 performs positive steering operation as an example, when button S1 is pressed, the EV1527 coding chips U4's presses
Key input foot K0 receives low level, at this point, the level of key-press input foot K0, K1, K2, K3 of the EV1527 coding chips U4 is
0111 (" 0 " represents low level, and " 1 " represents high level, and the key-press input foot of EV1527 coding chips U4 is defaulted as high level), this
When " 0111 " be known as command information, the EV1527 coding chips U4 carries out the command information binary coding and is formed
The coded data of " 0111 ", the coded data form modulated signal by the modulation of the F115 transmitting chips U5 again, the adjustment
Signal is sent eventually by transmitting antenna T2 with the electromagnetic wave of 433MHz.At this point, the reception day of superheterodyne reception module a2
Line T1 receives the electromagnetic wave of 433MHz, which forms electric signal by the second matching network a21 and be transmitted to described
SYN520R is received in chip U2, and the SYN520R receives chip U2 and the electric signal is demodulated to obtain demodulating data, the solution
The demodulating data output terminal D0 that adjusting data receives chip U2 by the SYN520R again is exported, since the TCT6227 is learning-oriented
The 6th I/O mouths 7 of decoding chip U1 are configured to scan pattern, since the 6th I/O mouths 7 pass through to the demodulating data output terminal D0
Scanning receive the demodulating data, decoding algorithm of the demodulating data built in by the learning-oriented decoding chip U1 of TCT6227,
Coded data " 0111 " is obtained, the learning-oriented decoding chip U1 of TCT6227 inquire about institute by the 4th I/O mouths 5, the 5th I/O mouths 6
State the coded data " 0111 " of storage in 24C02N storage chips U3, when the two is identical, the learning-oriented decoding cores of TCT6227
The 13 pins output low level of piece U1, the positive steering end FWD responses, so as to fulfill positive steering operation.As an optimization, described
The serial clock pin SCL series resistors of 24C02N storage chips and the first indicator light LED1, the first indicator light LED1's
Anode is concatenated by resistance with the serial clock pin SCL, and the cathode of the first indicator light LED1 connects over the ground, by institute
The learning-oriented decoding chip U1 of TCT6227 are stated during inquiry, it is necessary to be stored up using serial clock pin SCL to the 24C02N
It deposits chip U3 to be operated, therefore, sets the first indicator light LED1 that can show the operation in the form of light, facilitate research and development
Personnel debug.
As for reverse operating, speed governing operation, since signal stream is similar to the signal stream of positive operation, just no longer introduce here
.
As an optimization, the second matching network a21 is by first, second capacitance C1, C2, first, second inductance L1, L2 structure
Into, the first inductance L1 respectively with the second inductance L2, the first capacitance C1 and connecing, the first inductance L1 and described second
Concatenate the second capacitance C2 between inductance L2, the SYN520R receives the reception antenna RF signal input parts ANT of chip U2 by the
Two capacitance C2 are concatenated with the reception antenna T1.Wherein, the length of the reception antenna T1 is 167mm, first, second electricity
The capacitance for holding C1, C2 is respectively 6.8pF, 1.8pF, and the inductance value of described first, second inductance L1, L2 are respectively 39nH, 56nH.Examination
Issue after examination and approval it is existing, first, second capacitance C1, C2, first, second inductance L1, L2, reception antenna T1 using the above structure with above-mentioned ginseng
Number has 50 ohm of matching impedance, improves the efficiency of reception antenna T1.
As an optimization, the first matching network a4 is made of the four, the 5th capacitance C4, C5, the 3rd inductance L3, and described
Four capacitance C4 are concatenated with the 3rd inductance L3, one end of the 5th capacitance C5 respectively with the 3rd inductance L3, transmitting day
Line T2 connections, the data output pins PAOUT of the F115 transmitting chips U5 by the 4th capacitance C4, the 3rd inductance L3 with
The transmitting antenna T2 connections.The length of the transmitting antenna T2 is 167mm, and the capacitance of described four, the 5th capacitance C4, C5 are divided
It is not：The inductance value of 10pF and 5pF, the 3rd inductance L3 are 56nH.Experiment discovery, the four, the 5th capacitance C4, C5, the 3rd electricity
Feel L3, transmitting antenna T2 using the above structure and above-mentioned parameter, the matching impedance with 50 ohm improves the effect of transmitting antenna T2
Rate.
It should be noted that the configuration side of the I/O mouths of the learning-oriented decoding chip U1 of the TCT6227 of the invention
Method, decoding algorithm are the prior art, nor where the creation point of the invention.
The better embodiment of the utility model is illustrated above, but the invention be not limited to it is described
Embodiment, those skilled in the art can also make a variety of equivalent changes on the premise of without prejudice to the utility model spirit
Type or replacement, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (4)
1. a kind of wireless control box, which is characterized in that including：5 connecting lines, superheterodyne reception module, decoding circuit are described super
Heterodyne reception module includes：Reception antenna, SYN520R receive chip, the reception antenna by the second matching network with it is described
SYN520R receives the reception antenna RF signal input parts connection of chip, and the decoding circuit includes：The learning-oriented decodings of TCT6227
Chip, 24C02N storage chips, the learning-oriented decoding chips of TCT6227 are stored by I2C bus protocols and the 24C02N
Chip connects, and the power end of the learning-oriented decoding chips of TCT6227 is connected by the first connecting line with 5V power output ends, institute
The ground terminal for stating the learning-oriented decoding chips of TCT6227 is connected by the 3rd connecting line with common port, the learning-oriented solutions of TCT6227
Code first, second, third I/O mouthfuls of chip respectively by the five, the four, the second connecting line and counter steer ends, just turning to end, speed
Spend adjustment end connection.
2. a kind of wireless control box according to claim 1, it is characterised in that：Second matching network is by first,
Two capacitances, first, second inductance are formed, and first inductance is respectively with second inductance, the first capacitance and connecing, described first
The second capacitance is concatenated between inductance and second inductance, the SYN520R receives the reception antenna RF signal input parts of chip
It is concatenated by the second capacitance with the reception antenna.
3. a kind of wireless control box according to claim 2, it is characterised in that：The length of the reception antenna is 167mm,
The capacitance of first, second capacitance is respectively 6.8pF, 1.8pF, the inductance value of first, second inductance be respectively 39nH,
56nH。
4. a kind of wireless control box according to claim 1, it is characterised in that：The decoding circuit is equipped with the first instruction
Lamp, the anode of first indicator light are connected by resistance with the serial clock pin of the 24C02N storage chips, the finger
Show that the cathode of lamp connects over the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721121028.6U CN207397473U (en) | 2017-09-01 | 2017-09-01 | A kind of wireless control box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721121028.6U CN207397473U (en) | 2017-09-01 | 2017-09-01 | A kind of wireless control box |
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| Publication Number | Publication Date |
|---|---|
| CN207397473U true CN207397473U (en) | 2018-05-22 |
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| CN201721121028.6U Expired - Fee Related CN207397473U (en) | 2017-09-01 | 2017-09-01 | A kind of wireless control box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112678344A (en) * | 2020-12-30 | 2021-04-20 | 嘉兴华玥科技有限公司 | Preparation method of wireless synchronous control box convenient to transport |
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2017
- 2017-09-01 CN CN201721121028.6U patent/CN207397473U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112678344A (en) * | 2020-12-30 | 2021-04-20 | 嘉兴华玥科技有限公司 | Preparation method of wireless synchronous control box convenient to transport |
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Granted publication date: 20180522 |