CN209908371U - Modular control system of automatic garage door - Google Patents
Modular control system of automatic garage door Download PDFInfo
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- CN209908371U CN209908371U CN201920531909.8U CN201920531909U CN209908371U CN 209908371 U CN209908371 U CN 209908371U CN 201920531909 U CN201920531909 U CN 201920531909U CN 209908371 U CN209908371 U CN 209908371U
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Abstract
The utility model discloses a modular control system of an automatic garage door, which comprises a main control module, wherein the input end of the main control module is connected with a power module, a crystal oscillator circuit, a reset module and a Bluetooth module U2, the output end of the main control module is connected with a motor driving circuit, the input end of the main control module is also connected with a photoelectric sensor U1, the power module of the utility model supplies power to the main control module, the Bluetooth module U2, the motor driving circuit and the photoelectric sensor U1, the crystal oscillator circuit generates necessary clock frequency for the main control module, the reset module enables the main control module to recover default setting, the Bluetooth module U2 receives a control command and then transmits the control command to the main control module, the main control module controls the motor of the automatic door through the motor driving circuit, when in use, the photoelectric sensor U1 detects obstacles, the main control the motor of the automatic door through the motor driving circuit, therefore, the automatic door achieves the effect of automatic opening or automatic closing, and is more intelligent, high in accuracy rate and high in response speed.
Description
Technical Field
The utility model relates to an automatic module control system of garage door, especially an automatic module control system of garage door.
Background
The rolling gate is one of garage doors, and is widely used due to low cost, but the rolling gate needs to be opened manually, has poor safety and anti-theft functions, and is noisy and inconvenient when being opened, and accordingly, garage doors such as a remote control type garage door, an automatic garage door and the like are produced, but at present, the garage doors of the types are generally high in selling price, complex to realize and difficult to popularize, and particularly the automatic garage door.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a good response speed, convenient to use and low cost of the modular control system of the automatic garage door.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a module control system of automatic garage door, it includes host system, host system's input is connected with power module, crystal oscillator circuit, reset module and bluetooth module U2, host system's output is connected with motor drive circuit, the motor of motor drive circuit drive automatically-controlled door, host system's input still is connected with photoelectric sensor U1.
The main control module is a single chip microcomputer U3, the single chip microcomputer U3 is connected with a resistor R8, pins 1, 2, 3, 4, 5, 6, 7, 8 and 9 of the resistor R8 are respectively connected with pins 40, 39, 38, 37, 36, 35, 34, 33 and 32 of the single chip microcomputer U3, and pins 20 of the single chip microcomputer U3 are grounded.
The power module comprises an interface USB, a switch K2, a capacitor C4, a resistor R2, a resistor R3 and a light emitting diode D5, wherein a pin 1 of the interface USB is connected with the anode of the light emitting diode D5 sequentially through the resistor R3, the switch K2 and the resistor R2, the cathode of the light emitting diode D5 is divided into three parts, the first part is connected with the power supply anode access end of the photoelectric sensor U1, the second part is connected with a node between a pin 40 of the singlechip U3 and a pin 1 of the resistor exclusion R8, the third part is connected with the motor driving circuit, a pin 2 of the interface USB is divided into two parts, one part is grounded, the other part is connected with the power supply cathode access end of the photoelectric sensor U1, one end of the capacitor C4 is connected with a node between the switch K2 and the resistor R3, and the other end of the capacitor C4 is connected with a node between a pin 1 of the interface USB and the resistor R.
The crystal oscillator circuit comprises a crystal oscillator X1, a capacitor C1 and a capacitor C2, wherein 1 pin of the crystal oscillator X1 is divided into two paths, one path is connected with one end of the capacitor C2, the other path is connected with 18 pins of the singlechip U3, 2 pins of the crystal oscillator X1 are divided into two paths, the other path is connected with one end of the capacitor C1, the other path is connected with 19 pins of the singlechip U3, the other end of the capacitor C1 is connected with the other end of the capacitor C2, a node between the other end of the capacitor C1 and the other end of the capacitor C2 is grounded, and the other end of the capacitor C2 is also connected with 20 pins of the singlechip U3.
The reset module comprises a switch K1, a polar capacitor C3 and a resistor R5, one end of the switch K1 is divided into two paths, one path is connected with the positive power supply access end of the photoelectric sensor U1, the other path is connected with the positive power supply input end of the Bluetooth module U2, the other end of the switch K1 is divided into three paths, the first path is connected with the 9 pin of the single chip microcomputer U3, the second path is connected with a node between the other end of the capacitor C1 and the other end of the capacitor C2 through the resistor R5, the third path is connected with the negative electrode of the polar capacitor C3, and the positive electrode of the polar capacitor C3 is connected with a node between one end of the switch K1 and the positive power supply access end of the photoelectric sensor U1.
The motor driving circuit comprises a current driving array U4, a capacitor C5, an output port M1, a resistor R1, a light emitting diode D1, a light emitting diode D2, a light emitting diode D3 and a light emitting diode D4, wherein one end of the capacitor C5 is divided into two paths, one path is connected with the 8 pins of the current driving array U4, the other path is connected with a node between the 20 pins of the singlechip U3 and the ground, the other end of the capacitor C5 is connected with a node between the positive power input end of the photosensor U1 and the negative electrode of the light emitting diode D5, the 1 pin of the current driving array U4 is connected with a node between the 40 pin of the singlechip U3 and the 1 pin of the resistor R8, the 2 pin of the current driving array U4 is connected with a node between the 39 pin of the singlechip U3 and the 2 pin of the resistor R8, the 3 pin of the current driving array U4 is connected with a node between the 38 pin of the singlechip U3 and the 3 pin of the resistor R8, a pin 4 of the current driving array U4 is connected to a node between a pin 37 of the monolithic computer U3 and a pin 4 of the resistor R8, a pin 9 of the current driving array U4 is connected to a node between the other end of the capacitor C5 and the negative terminal of the light emitting diode D5, a pin 13 of the current driving array U4 is connected to a pin 5 of the output port M1, a pin 14 of the current driving array U4 is connected to a pin 4 of the output port M1, a pin 15 of the current driving array U4 is connected to a pin 5 of the output port M1, a pin 16 of the current driving array U4 is connected to a pin 2 of the output port M1, a pin 15 of the current driving array U4 is connected to a pin 3 of the output port M1, a pin 1 is connected to a pin 1 of the output port M5 and a node between the negative terminal of the capacitor C5, a pin 14 of the current driving array U4 is connected to a pin 5 of the output port M1, pin 1 of the resistor R1 is connected with a node between pin 16 of the current drive array U4 and pin 2 of the output port M1, pin 2 of the resistor R1 is connected with a node between pin 15 of the current drive array U4 and pin 3 of the output port M1, pin 3 of the resistor R1 is connected with a node between pin 14 of the current drive array U4 and pin 4 of the output port M1, pin 4 of the resistor R1 is connected with a node between pin 13 of the current drive array U4 and pin 5 of the output port M1, pin 5 of the resistor R1 is connected with the negative electrode of the light emitting diode D1, pin 6 of the resistor R1 is connected with the negative electrode of the light emitting diode D2, pin 7 of the resistor R1 is connected with the negative electrode of the light emitting diode D3, pin 8 of the resistor R1 is connected with the negative electrode of the light emitting diode D4, and the positive electrode of the light emitting diode D1 and the positive electrode of the light emitting diode D2, The anode of the light emitting diode D3 and the anode of the light emitting diode D4 are both connected with a node between the cathode of the light emitting diode D5 and the other end of the capacitor C5.
The photoelectric sensor U1 is a correlation type photoelectric sensor, a pin 1 of the correlation type photoelectric sensor is connected with a node between the cathode of the light emitting diode D5 and a pin 40 of the single chip microcomputer U3, a pin 2 of the correlation type photoelectric sensor is connected with a pin 1 of the single chip microcomputer U3, a pin 3 of the correlation type photoelectric sensor is connected with a pin 2 of the interface USB, and a node between the pin 3 of the correlation type photoelectric sensor and the pin 2 of the interface USB is grounded.
The utility model has the advantages that: the utility model discloses a power module is host system, bluetooth module U2, motor drive circuit and photoelectric sensor U1 power supply, the crystal oscillator circuit produces required clock frequency for host system, the module that resets makes host system resume acquiescence setting, and make host system from the beginning executive program, carry for host system after bluetooth module U2 receives control command, host system passes through the motor of motor drive circuit control automatically-controlled door, when using, in case the photoelectric sensor U1 has detected the barrier, host system passes through the motor of motor drive circuit control automatically-controlled door, thereby automatically-controlled door reaches the effect of automatic opening or self-closing, and is more intelligent, and the rate of accuracy is high, and response speed is fast, and convenient to use is with low costs.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic block diagram of the system of the present invention;
fig. 2 is a schematic block circuit diagram of the present invention.
Detailed Description
Referring to fig. 1 and 2, a modular control system for an automatic garage door comprises a main control module, wherein the input end of the main control module is connected with a power module, a crystal oscillator circuit, a reset module and a bluetooth module U2, the output end of the main control module is connected with a motor driving circuit, the motor driving circuit drives a motor of the automatic door, the input end of the main control module is also connected with a photoelectric sensor U1, the power module of the utility model supplies power to the main control module, the bluetooth module U2, the motor driving circuit and the photoelectric sensor U1, the crystal oscillator circuit generates necessary clock frequency for the main control module, the reset module enables the main control module to restore default setting and enables the main control module to execute programs from the beginning, the bluetooth module U2 receives control commands and then transmits the control commands to the main control module, the main control module controls the motor of the automatic door through the motor driving circuit, when in use, once the photoelectric sensor U1 detects that there is the barrier, the main control module passes through the motor of motor drive circuit control automatically-controlled door to automatically, the automatically-controlled door reaches the effect of automatic opening or self-closing, and is more intelligent, and the rate of accuracy is high, and response speed is fast.
The main control module is a single chip microcomputer U3, the single chip microcomputer U3 is connected with a resistor divider R8, pins 1, 2, 3, 4, 5, 6, 7, 8 and 9 of the resistor divider R8 are respectively connected with pins 40, 39, 38, 37, 36, 35, 34, 33 and 32 of the single chip microcomputer U3, pins 20 of the single chip microcomputer U3 are grounded, the single chip microcomputer U3 is responsible for processing signals collected by the photoelectric sensor U1 and controlling the motor driving circuit to drive a motor of the automatic door, and the resistor divider R8 is a pull-up resistor (according to the design principle of peripheral circuits of the single chip microcomputer).
The power supply module comprises an interface USB, a switch K2, a capacitor C4, a resistor R2, a resistor R3 and a light emitting diode D5, wherein a pin 1 of the interface USB is connected with the anode of the light emitting diode D5 sequentially through the resistor R3, a switch K2 and a resistor R2, the cathode of the light emitting diode D5 is divided into three parts, the first part is connected with the power supply anode access end of the photoelectric sensor U1, the second part is connected with a node between a pin 40 of the singlechip U3 and a pin 1 of the resistor exclusion R8, the third part is connected with the motor driving circuit, a pin 2 of the interface USB is divided into two parts, one part is grounded, the other part is connected with the power supply cathode access end of the photoelectric sensor U1, one end of the capacitor C4 is connected with a node between the switch K2 and the resistor R3, the other end of the capacitor C4 is connected with a node between a pin 1 of the interface USB and the resistor R3, the capacitor C4 and the resistor R3 are, the whole circuit is protected to be safe, the light-emitting diode D3 indicates whether the power module supplies power normally, and when the USB interface power supply is used, the USB interface power supply is simple and convenient.
The crystal oscillator circuit comprises a crystal oscillator X1, a capacitor C1 and a capacitor C2, wherein a pin 1 of the crystal oscillator X1 is divided into two paths, one path is connected with one end of the capacitor C2, the other path is connected with a pin 18 of the singlechip U3, a pin 2 of the crystal oscillator X1 is divided into two paths, one path is connected with one end of the capacitor C1, the other path is connected with a pin 19 of the singlechip U3, the other end of the capacitor C1 is connected with the other end of the capacitor C2, a node between the other end of the capacitor C1 and the other end of the capacitor C2 is grounded, the other end of the capacitor C2 is further connected with a pin 20 of the singlechip U3, and two ends of the crystal oscillator X1 are connected with a capacitor C1 and a capacitor C2 in parallel to form a parallel resonant circuit, so that the clock frequency required by.
The reset module comprises a switch K1, a polar capacitor C3 and a resistor R5, one end of the switch K1 is divided into two paths, one path is connected with a power supply positive electrode access end of the photoelectric sensor U1, the other path is connected with a power supply positive electrode input end of the Bluetooth module U2, the other end of the switch K1 is divided into three paths, the first path is connected with a pin 9 of the singlechip U3, the second path is connected with a node between the other end of the capacitor C1 and the other end of the capacitor C2 through the resistor R5, the third path is connected with a negative electrode of the polar capacitor C3, the positive electrode of the polar capacitor C3 is connected with a node between one end of the switch K1 and the power supply positive electrode access end of the photoelectric sensor U1, the switch K1 is closed, the singlechip U3 can execute programs again after being reset, situations such as abnormal program operation can be prevented, and the like can be realized when the singlechip U3 does not need to.
Bluetooth module U2's 1 pin meets switch K1's one end, Bluetooth module U2's 2 pins connect singlechip U3's 11 pins, Bluetooth module U2's 3 pins connect singlechip U3's 10 pins, Bluetooth module U2's 6 pins connect node between electric capacity C1's the other end and electric capacity C2's the other end, Bluetooth module U2 receives remote control unit's control signal, and communication speed is fast and stable, and intelligence is with low costs, is favorable to control the utility model discloses a cost.
The motor driving circuit comprises a current driving array U4, a capacitor C5, an output port M1, a resistor R1, a light emitting diode D1, a light emitting diode D2, a light emitting diode D3 and a light emitting diode D4, wherein one end of the capacitor C5 is divided into two paths, one path is connected with the 8 pins of the current driving array U4, the other path is connected with a node between the 20 pins of the singlechip U3 and the ground, the other end of the capacitor C5 is connected with a node between the positive power input end of the photosensor U1 and the negative electrode of the light emitting diode D5, the 1 pin of the current driving array U4 is connected with a node between the 40 pin of the singlechip U3 and the 1 pin of the resistor R8, the 2 pin of the current driving array U4 is connected with a node between the 39 pin of the singlechip U3 and the 2 pin of the resistor R8, the 3 pin of the current driving array U4 is connected with a node between the 38 pin of the singlechip U3 and the 3 pin of the resistor R8, a pin 4 of the current driving array U4 is connected to a node between a pin 37 of the monolithic computer U3 and a pin 4 of the resistor R8, a pin 9 of the current driving array U4 is connected to a node between the other end of the capacitor C5 and the negative terminal of the light emitting diode D5, a pin 13 of the current driving array U4 is connected to a pin 5 of the output port M1, a pin 14 of the current driving array U4 is connected to a pin 4 of the output port M1, a pin 15 of the current driving array U4 is connected to a pin 5 of the output port M1, a pin 16 of the current driving array U4 is connected to a pin 2 of the output port M1, a pin 15 of the current driving array U4 is connected to a pin 3 of the output port M1, a pin 1 is connected to a pin 1 of the output port M5 and a node between the negative terminal of the capacitor C5, a pin 14 of the current driving array U4 is connected to a pin 5 of the output port M1, pin 1 of the resistor R1 is connected with a node between pin 16 of the current drive array U4 and pin 2 of the output port M1, pin 2 of the resistor R1 is connected with a node between pin 15 of the current drive array U4 and pin 3 of the output port M1, pin 3 of the resistor R1 is connected with a node between pin 14 of the current drive array U4 and pin 4 of the output port M1, pin 4 of the resistor R1 is connected with a node between pin 13 of the current drive array U4 and pin 5 of the output port M1, pin 5 of the resistor R1 is connected with the negative electrode of the light emitting diode D1, pin 6 of the resistor R1 is connected with the negative electrode of the light emitting diode D2, pin 7 of the resistor R1 is connected with the negative electrode of the light emitting diode D3, pin 8 of the resistor R1 is connected with the negative electrode of the light emitting diode D4, and the positive electrode of the light emitting diode D1 and the positive electrode of the light emitting diode D2, The positive pole of the light emitting diode D3 and the positive pole of the light emitting diode D4 are connected with a node between the negative pole of the light emitting diode D5 and the other end of the capacitor C5, the output port M1 is connected with a wiring terminal of the motor, the automatic door is driven to be opened or closed by the motor driving circuit, the light emitting diode D1, the light emitting diode D2, the light emitting diode D3 and the light emitting diode D4 are used as working indicator lamps, the exclusion R1 can limit the current, the damage of the working indicator lamps caused by the overlarge current is prevented, whether the motor of the automatic door can receive a control signal is indicated, and the current driving array U4 outputs a large current to drive the motor of the automatic door.
The utility model discloses a USB interface, including photoelectric sensor U1, emitting diode D5, singlechip U3, interface USB, photoelectric sensor U1, diagonal formula photoelectric sensor's 1 pin connects the node between emitting diode D5's negative pole and the 40 pins of singlechip U3, diagonal formula photoelectric sensor's 2 pins connect singlechip U3's 1 pin, diagonal formula photoelectric sensor's 3 pins connect interface USB's 2 pins, node ground connection between diagonal formula photoelectric sensor's 3 pins and interface USB's 2 pins, and diagonal formula photoelectric sensor detects accurately, and detection speed is fast, in this embodiment, diagonal formula photoelectric sensor adopts infrared module, and the technology is mature, and is with low costs.
The scope of the invention is not limited to the embodiments, and those skilled in the art can make modifications and variations without departing from the overall concept of the invention.
Claims (8)
1. The utility model provides a module control system of automatic garage door, its characterized in that it includes host system, host system's input is connected with power module, crystal oscillator circuit, reset module and bluetooth module U2, host system's output is connected with motor drive circuit, the motor of motor drive circuit drive automatically-controlled door, host system's input still is connected with photoelectric sensor U1.
2. The modular control system of the automatic garage door according to claim 1, wherein the main control module is a single chip microcomputer U3, the single chip microcomputer U3 is connected with a resistor R8, pins 1, 2, 3, 4, 5, 6, 7, 8 and 9 of the resistor R8 are respectively connected with pins 40, 39, 38, 37, 36, 35, 34, 33 and 32 of the single chip microcomputer U3, and pin 20 of the single chip microcomputer U3 is grounded.
3. The modular control system of automotive garage door according to claim 2, wherein the power module comprises an interface USB, a switch K2, a capacitor C4, a resistor R2, a resistor R3, and a light emitting diode D5, the 1 pin of the interface USB is connected with the anode of the light emitting diode D5 through the resistor R3, the switch K2 and the resistor R2 in sequence, the cathode of the light emitting diode D5 is divided into three paths, the first path is connected with the power supply anode access end of the photoelectric sensor U1, the second path is connected with a node between the pin 40 of the singlechip U3 and the pin 1 of the resistor R8, the third path is connected with the motor driving circuit, the 2 pins of the interface USB are divided into two paths, one path is grounded, the other path is connected with the power supply negative electrode access end of the photoelectric sensor U1, one end of the capacitor C4 is connected with a node between the switch K2 and the resistor R3, and the other end of the capacitor C4 is connected with a node between the 1 pin of the interface USB and the resistor R3.
4. A modular control system for an automatic garage door as claimed in claim 3, wherein said crystal oscillator circuit comprises a crystal oscillator X1, a capacitor C1 and a capacitor C2, wherein pin 1 of said crystal oscillator X1 is divided into two paths, one path is connected to one end of said capacitor C2, the other path is connected to pin 18 of said single chip microcomputer U3, pin 2 of said crystal oscillator X1 is divided into two paths, one path is connected to one end of said capacitor C1, the other path is connected to pin 19 of said single chip microcomputer U3, the other end of said capacitor C1 is connected to the other end of said capacitor C2, a node between the other end of said capacitor C1 and the other end of said capacitor C2 is grounded, and the other end of said capacitor C2 is further connected to pin 20 of said single chip microcomputer U3.
5. The modular control system of an automatic garage door as claimed in claim 4, wherein said reset module comprises a switch K1, a polar capacitor C3 and a resistor R5, one end of said switch K1 is divided into two paths, one path is connected to the positive power terminal of said photosensor U1, the other path is connected to the positive power terminal of said bluetooth module U2, the other end of said switch K1 is divided into three paths, the first path is connected to the 9 pin of said single chip U3, the second path is connected to the node between the other end of said capacitor C1 and the other end of said capacitor C2 through said resistor R5, the third path is connected to the negative electrode of said polar capacitor C3, and the positive electrode of said polar capacitor C3 is connected to the node between one end of said switch K1 and the positive power terminal of said photosensor U1.
6. A modular control system for an automatic garage door as claimed in claim 5, wherein pin 1 of the Bluetooth module U2 is connected to one end of the switch K1, pin 2 of the Bluetooth module U2 is connected to pin 11 of the single chip microcomputer U3, pin 3 of the Bluetooth module U2 is connected to pin 10 of the single chip microcomputer U3, and pin 6 of the Bluetooth module U2 is connected to a node between the other end of the capacitor C1 and the other end of the capacitor C2.
7. The modular control system of automatic garage door according to claim 6, wherein the motor driving circuit comprises a current driving array U4, a capacitor C5, an output port M1, a resistor R1, a light emitting diode D1, a light emitting diode D2, a light emitting diode D3 and a light emitting diode D4, one end of the capacitor C5 is divided into two paths, one path is connected with the 8 pins of the current driving array U4, the other path is connected with a node between the 20 pins of the singlechip U3 and the ground, the other end of the capacitor C5 is connected with a node between the positive input terminal of the power supply of the photosensor U1 and the negative electrode of the light emitting diode D5, a pin 1 of the current driving array U4 is connected with a node between a pin 40 of the singlechip U3 and a pin 1 of the resistor R8, a pin 2 of the current driving array U4 is connected with a pin 39 of the singlechip U3 and a pin 2 of the resistor R8, a pin 3 of the current drive array U4 is connected to a node between a pin 38 of the single chip microcomputer U3 and a pin 3 of the resistor R8, a pin 4 of the current drive array U4 is connected to a node between a pin 37 of the single chip microcomputer U3 and a pin 4 of the resistor R8, a pin 9 of the current drive array U4 is connected to a node between the other end of the capacitor C5 and the negative electrode of the light emitting diode D5, a pin 13 of the current drive array U4 is connected to a pin 5 of the output port M1, a pin 14 of the current drive array U4 is connected to a pin 4 of the output port M1, a pin 15 of the current drive array U4 is connected to a pin 5 of the output port M1, a pin 16 of the current drive array U4 is connected to a pin 2 of the output port M1, a pin 15 of the current drive array U4 is connected to a pin 3 of the output port M1, a pin 1 of the output port M1 is connected to a node between the negative electrode of the light emitting diode D5 and the, pin 14 of the current drive array U4 is connected with pin 5 of the output port M1, pin 1 of the resistor R1 is connected with a node between pin 16 of the current drive array U4 and pin 2 of the output port M1, pin 2 of the resistor R1 is connected with a node between pin 15 of the current drive array U4 and pin 3 of the output port M1, pin 3 of the resistor R1 is connected with a node between pin 14 of the current drive array U4 and pin 4 of the output port M1, pin 4 of the resistor R1 is connected with a node between pin 13 of the current drive array U4 and pin 5 of the output port M1, pin 5 of the resistor R1 is connected with the negative electrode of the light emitting diode D1, pin 6 of the resistor R1 is connected with the negative electrode of the light emitting diode D2, pin 7 of the resistor R1 is connected with the negative electrode of the light emitting diode D3, pin 8 of the resistor R1 is connected with the negative electrode of the light emitting diode D4, the anode of the light emitting diode D1, the anode of the light emitting diode D2, the anode of the light emitting diode D3 and the anode of the light emitting diode D4 are all connected with a node between the cathode of the light emitting diode D5 and the other end of the capacitor C5.
8. The modular control system of an automatic garage door as claimed in claim 7, wherein the photo sensor U1 is a correlation photo sensor, a 1 pin of the correlation photo sensor is connected to a node between the cathode of the LED D5 and a 40 pin of the MCU U3, a 2 pin of the correlation photo sensor is connected to a 1 pin of the MCU U3, a 3 pin of the correlation photo sensor is connected to a 2 pin of the interface USB, and a node between the 3 pin of the correlation photo sensor and the 2 pin of the interface USB is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920531909.8U CN209908371U (en) | 2019-04-18 | 2019-04-18 | Modular control system of automatic garage door |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920531909.8U CN209908371U (en) | 2019-04-18 | 2019-04-18 | Modular control system of automatic garage door |
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| CN209908371U true CN209908371U (en) | 2020-01-07 |
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| CN201920531909.8U Active CN209908371U (en) | 2019-04-18 | 2019-04-18 | Modular control system of automatic garage door |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113759789A (en) * | 2021-09-14 | 2021-12-07 | 济南轨道交通集团有限公司 | Full-automatic garage door controller, system and method for urban rail transit |
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2019
- 2019-04-18 CN CN201920531909.8U patent/CN209908371U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113759789A (en) * | 2021-09-14 | 2021-12-07 | 济南轨道交通集团有限公司 | Full-automatic garage door controller, system and method for urban rail transit |
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