CN214247168U - Multifunctional roller shutter door system - Google Patents

Abstract

The utility model discloses a multi-functional roller shutter door system, including reel, guide slot, roller shutter, rolling door machine, controller, laser rangefinder sensor and laser reflector, laser rangefinder sensor can be according to the control signal transmission laser of controller and give the controller with the distance information transmission who gathers, and this distance information is the instantaneous distance between laser rangefinder sensor and the laser reflector, through laser rangefinder, the utility model discloses can realize that the stroke is spacing, meet and hinder bounce-back, theftproof alarming function, the spacing error who solves prior art existence is big, because mechanical fatigue and the inside electrical contact ablation of travel switch lead to the travel switch failure problem to and can not meet and hinder automatic stop, the stolen unable alarm problem of rolling slats door.

Description

Multifunctional roller shutter door system

Technical Field

The utility model relates to a rolling slats door technical field specifically is a multi-functional rolling slats door system.

Background

The electric rolling door is widely applied to places such as storefronts, garages and the like, the electric rolling door generally drives a winding drum to rotate through a transmission mechanism by a rolling door motor, the winding drum drives a rolling door to lift, when the rolling door lifts to a preset position, the rolling door can automatically stop, the function is completed by a rolling door limiting device, the existing rolling door limiting device generally drives a screw rod to rotate through a gear connected with the rolling door transmission mechanism, a positioner on the screw rod moves axially to trigger a travel switch, and the travel switch sends an electric signal, so that the rolling door is stopped to operate. Because the existing rolling door limiting device adopts a mechanical transmission type, a certain gap exists in gear transmission, so that a limiting error is larger (more than 50 mm), and the rolling door cannot stop at a preset position and be damaged due to failure of a travel switch caused by mechanical fatigue and ablation of an electric contact inside the travel switch; secondly, the general roller shutter door has no automatic stop function in the midway, the roller shutter door cannot automatically stop when meeting an obstacle when the door is closed, the obstacle can be crushed or personnel can be injured, potential safety hazards exist, and the roller shutter door can be damaged; in addition, the phenomenon that the place provided with the rolling door is stolen often happens, and the rolling door cannot give an alarm when being stolen generally.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional roller shutter door system through laser rangefinder, can realize that the stroke is spacing, meet and hinder bounce-back, theftproof alarming function to solve prior art spacing error big, because the ablation of the inside electrical contact of mechanical fatigue and travel switch leads to travel switch failure problem, and can not meet and hinder automatic stop, the stolen unable alarm problem of rolling slats door.

The utility model discloses a realize through following technical scheme:

a multifunctional roller shutter door system comprises a roller arranged above a door opening, guide grooves arranged at two sides of the door opening, a roller shutter wound on the roller and capable of sliding up and down along the guide grooves, a roller shutter driving the roller to rotate, and a controller controlling the working state of the roller shutter; the side edge of the upper end of the guide groove is provided with a laser ranging sensor, the lower end of the roller shutter is provided with a laser reflector, and the laser ranging sensor is opposite to the laser reflector and can reflect laser emitted by the laser ranging sensor back to the laser ranging sensor; the laser ranging sensor is in communication connection with the controller, can emit laser according to a control signal of the controller and sends acquired distance information to the controller, and the distance information is an instantaneous distance s between the laser ranging sensor and the laser reflector; the controller is provided with a memory, and the memory is used for recording a preset maximum distance maxs, a preset minimum distance mins, a preset instantaneous distance s and a preset movement speed v of the ranging sensor between the laser ranging sensor and the laser reflector; the controller performs the following control:

(1) the automatic stop function of the roller shutter door in place is realized: when the rolling door machine rotates forwards to drive the rolling door to close downwards, the controller controls the laser ranging sensor to acquire an instantaneous distance s once at intervals of time delta t1, the value of s is stored in the storage, the value of s is compared with the maximum distance maxs, when s is smaller than maxs, the controller controls the rolling door machine to continue to rotate forwards until s is larger than or equal to maxs, namely the rolling door is completely closed, and the controller controls the rolling door machine to stop operating; when the door roller rotates reversely to drive the roller shutter to move upwards for opening, the controller controls the laser ranging sensor to acquire an instantaneous distance s every other section of delta t1, the value of s is stored in the memory and is compared with the minimum distance mins, when s is greater than mins, the controller controls the roller shutter to continue to rotate forwards, and until s is less than or equal to mins, namely the roller shutter is opened to a preset height, the controller controls the roller shutter to stop operating;

(2) the automatic stopping and rebounding function in case of obstacles is realized: in the process of opening or closing the roller shutter door, the controller calculates the current movement speed v by the Δ s 1/[ delta ] t2= v at intervals of actual Δ t2 according to the variation quantity Δ s1 of the instantaneous distance s in the Δ t2 time recorded by the step memory and stores the variation quantity Δ s in the memory, the controller compares the movement speed v in the last time Δ t2 time with the movement speed v in the current time Δ t2 time, when the difference value of the movement speed v in the last time Δ t2 minus the movement speed v in the current time Δ t2 time exceeds a limited threshold value Δ v, the fact that the roller shutter door is opened or closed is proved to be in obstacle is that the controller controls the roller shutter door to stop running, and after the roller shutter door stops for a period of time Δ t3, the controller controls the roller shutter door to run reversely to drive the roller shutter to run in the opposite direction;

(3) the anti-theft function is realized: when the roller shutter is completely closed, the controller controls the laser ranging sensor to acquire an instantaneous distance s once at intervals of time delta t4, the value of s is compared with the maximum distance maxs, and when the difference value between the maximum distance maxs and the instantaneous distance s is larger than a limited threshold value delta s2, the roller shutter door is prized, and the controller sends alarm information.

Preferably, the controller is provided with a single chip microcomputer.

Preferably, the laser reflector is a laser reflector.

Preferably, the controller is provided with a power supply voltage stabilizing module.

Preferably, the controller is provided with a wireless control module in wireless communication connection with the controller.

Preferably, the controller is provided with a wireless receiving module.

Preferably, the controller is provided with a door roller controller output module.

Preferably, the controller is provided with a voice broadcasting module for alarming and voice prompting.

Preferably, the controller is provided with a control panel and an indication module.

Preferably, when the roller shutter rebounds and goes upwards in case of an obstacle, the controller controls the voice broadcasting module to send out a prompt message of encountering the obstacle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. adopt laser rangefinder sensor, laser reflector, under the control of controller, through laser rangefinder, the performance laser rangefinder reaction rate is fast, can be point-to-point range finding, the precision is high, advantage that stability is strong, can realize the spacing accurate control of stroke, and control accuracy can reach 2mm, is higher than prior art 50 mm's control accuracy greatly, can also overcome the prior art existence because mechanical fatigue and the inside electric contact ablation of travel switch lead to travel switch failure problem.

2. The automatic alarming device has the functions of automatic rebounding when meeting a block and automatic alarming when being stolen, and can overcome the problems that the prior art cannot automatically stop when meeting a block and cannot automatically alarm when the rolling door is stolen.

3. The single chip microcomputer is adopted for control, automatic limiting can be carried out, and the automatic stop can be realized when the switch is opened in place and closed in place.

4. The single chip microcomputer is adopted for control, and the maximum opening height and the minimum closing height of the roller shutter door can be conveniently set.

5. Voice prompt can be carried out when the roller shutter door is opened, closed and rebounded when being interfered, and the safety performance of the roller shutter door is improved.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a schematic circuit diagram of the present embodiment;

FIG. 3 is a circuit diagram of the present embodiment;

fig. 4 is a circuit diagram of the power supply voltage stabilizing module of the present embodiment;

FIG. 5 is a schematic diagram of the structure of the single chip microcomputer of the present embodiment;

FIG. 6 is a circuit diagram of the wireless control module of the present embodiment;

fig. 7 is a circuit diagram of a wireless receiving module of the present embodiment;

FIG. 8 is a schematic structural diagram of a laser ranging sensor according to the present embodiment;

FIG. 9 is a circuit diagram of the door roller control output module of the present embodiment;

fig. 10 is a circuit diagram of a voice broadcast module according to the present embodiment;

fig. 11 is a circuit diagram of the control panel and the indication module of the present embodiment.

In the figure: the device comprises a winding drum 1, a guide groove 2, a roller shutter 3, a door rolling machine 4, a controller 5, a laser ranging sensor 6, a curtain sheet 7, a laser reflecting plate 8, a memory 9 and a loudspeaker 10.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 to 11, an embodiment of the present invention: a multifunctional roller shutter door system comprises a roller 1 arranged above a door opening, guide grooves 2 arranged on two sides of the door opening, a roller shutter 3 wound on the roller 1 and capable of sliding up and down along the guide grooves 2, a roller door machine 4 driving the roller 1 to rotate, a controller 5 controlling the working state of the roller door machine 4, and a wireless control module in wireless communication connection with the controller 5; the laser ranging device is characterized in that a laser ranging sensor 6 is arranged on the side edge of the upper end of the guide groove 2, the roller shutter 3 is formed by vertically hinging and connecting strip-shaped shutter pieces 7 in series, a laser reflecting plate 8 serving as a laser reflector is arranged at the lower end of the roller shutter 3, and the laser ranging sensor 6 is right opposite to the laser reflecting plate 8 and can reflect laser emitted by the laser ranging sensor 6 back to the laser ranging sensor 6;

as shown in fig. 2 to 3, the controller 5 is provided with a power voltage stabilizing module, a single chip microcomputer IC1, a wireless control module, a wireless receiving module, a door roller control output module, a voice broadcasting module, a control panel and an indication module.

As shown in fig. 4, the power supply voltage stabilizing module is provided with a transformer B1, a rectifier bridge D9 and a three-terminal regulator TS, after the transformer B1 steps down the 220V alternating current, the transformer is rectified by the rectifier bridge D9 to output 12V direct current as a power supply VCC, the 12V direct current is input into the three-terminal regulator TS, the three-terminal regulator TS outputs +5V stabilizing voltage, and the power supply voltage stabilizing module provides a VCC power supply and a +5V power supply for the single chip microcomputer IC1 and each module; the model of the transformer B1 adopts 2813, the model of the rectifier bridge D9 adopts FD107, and the model of the three-terminal regulator TS adopts U3LM7805 CT.

As shown in fig. 5, the single chip microcomputer IC1 adopts FT61F046 chip, and the single chip microcomputer of this type is provided with a memory 9 with VCC, GND, D1-D8, Q1-Q8, IFIN and LE ports; the memory 9 can be used for recording the preset maximum distance maxs and minimum distance mins between the laser ranging sensor 6 and the laser reflecting plate 8, the instantaneous distance s and the moving speed v of the reflecting plate. Since the laser reflection plate 8 is installed at the lower end of the roller shutter 3, the maximum distance maxs, the minimum distance mins, and the instantaneous distance s are also the maximum distance, the minimum distance, and the instantaneous distance between the laser ranging sensor 6 and the lower end of the roller shutter 3.

As shown in fig. 6, the wireless control module adopts PT2260-R4S coded chip IC2, pin 9 of the chip is grounded, pin 16 is connected to VCC of the module, pins 10 to 13 are connected to downlink button X1, stop button X2, lock button X3 and uplink button X4, respectively, pin 15 outputs coded pulse signals, and the coded pulse signals are amplified and transmitted from an antenna as carrier signals.

As shown in fig. 7, the wireless receiving module employs a 6002 decoding chip IC4, a pin 3 of the chip is connected to a +5V power supply, a pin 1 is grounded to GND, pins 2, 4, and 7 are grounded to GND through capacitors C3, C4, and C6, a capacitor C5 is connected between pins 5 and 6, a pin 8 is grounded to GND through a piezoelectric transistor Y11, a pin 5 is an output terminal IFOUT and is connected to an IFIN port of the monolithic IC1, and a received wireless coding pulse signal transmitted by the wireless control module is decoded and then transmitted to the monolithic IC1 through the output terminal IFOUT.

As shown in fig. 8, the laser ranging sensor 6 is MC-03 in type, has a dual-channel structure, is high in response speed and accuracy and can reach 1mm precisely, two control ports of the sensor are connected with ports Q7 and Q8 of the single chip microcomputer IC1, and two data output ports are connected with ports Q3 and Q4 of the single chip microcomputer IC 1.

As shown in fig. 1 to 3, the door roller 4 is a commercially available 220V single-phase door roller, such as the door roller 4 with model number JMJ 345/5.9-1 p-i, which provides 3 control interfaces, one of which is a 220V zero line N control interface, and the other two are forward and reverse rotation control interfaces; the door rolling machine 4 is additionally provided with a commercial power interface which is externally connected with 220V commercial power.

As shown in fig. 9, the door roller control output module adopts a structure of two triodes Q1 and Q2 and two relays K1 and K2, bases of the two triodes Q1 and Q2 are respectively connected to ports Q5 and Q6 of the single chip IC1, when high levels are output from ports Q5 and Q6 of the single chip IC1, the triodes are turned on, a relay coil is powered on to act, and the two relays K1 and K2 are respectively used for controlling the forward rotation and the reverse rotation of the door roller 4. When the Q5 and Q6 ports of the singlechip IC1 output low levels, the triodes Q1 and Q2 are not conducted, the relays K1 and K2 are reset after power failure, and the rolling door machine 4 stops rotating. 3 output ends of the rolling door machine control output module are respectively connected with a 220V zero line N interface and a forward rotation control interface and a reverse rotation control interface of the rolling door machine 4.

As shown in fig. 10, the voice broadcasting module is provided with a voice chip IC3 and a speaker 10, the voice chip IC3 adopts an SFFTU00013A voice chip IC3, and the voice broadcasting module is used for alarming and voice prompting. VCC, WC and SCL ports of the voice chip IC3 are respectively connected with D2, D2 and D5 ports of the singlechip IC1, a SDA port is grounded GND, an E0 port of the voice chip IC3 is grounded GND through a capacitor C10, a VSS port is connected with a +5V power supply, E2 and E3 ports are connected with the loudspeaker 10, and the voice broadcasting module controls the loudspeaker 10 to send out prompt words and sharp alarm sounds such as ' ascending ', ' descending ', ' door opened ', ' door closed ', ' obstacle encountered ', rebounding ' and the like according to different pulse signals sent by the singlechip IC1 received by the WC port.

As shown in fig. 11, the control panel and the indication module are provided with an up button S1, a stop button S2, a down button S3 and an indicator light, the indicator light is provided with an up indicator light DS1, a stop indicator light DS2, a down indicator light DS3 and an illumination indicator light DS4, the corresponding indicator light is turned on when the up button S1, the stop button S2 and the down button S3 are pressed, the up button S1, the stop button S2 and the down button S3 are respectively connected with ports D8, D6 and D4 of the single chip microcomputer IC1, and when the up button S1, the stop button S2 and the down button S3 are pressed, a high level is input to the corresponding port of the single chip microcomputer IC 1.

This roller shutter door system carries out following control:

1. controlling the opening and closing of the roller shutter door. (1) Controlled by a wireless control module. When a downlink button X1 or an uplink button X4 on the wireless control module is pressed, the wireless control module sends a coded pulse signal to the wireless receiving module, the wireless control module decodes the coded pulse signal through a decoding chip IC4 and then sends the coded pulse signal to an IFIN port of a single chip microcomputer IC1, after the single chip microcomputer IC1 receives the signal, a Q5 or Q6 port of the single chip microcomputer IC outputs high level, a Q1 or Q2 triode of the rolling door machine control output module is conducted, a K1 or K2 relay coil is electrified to act, and the rolling door machine 4 is controlled to rotate forwards or backwards to drive the rolling curtain 3 to be closed or opened. If a stop button X2 on the wireless control module is pressed, the ports Q5 and Q6 of the singlechip IC1 both output low level, the triodes Q1 and Q2 are not conducted, the relays K1 and K2 are reset after power failure, the door rolling machine 4 stops rotating, and the roller shutter 3 stops closing or opening. (2) And the control is realized through a control panel and an indication module. When the up button S1 or the down button S3 of the control panel and the indication module is pressed, the control panel and the indication module input a high level to the D7 or D3 port of the single chip microcomputer IC1, and the single chip microcomputer IC1 controls the rolling door machine 4 to rotate reversely or forwardly to drive the rolling curtain 3 to open or close through the rolling door machine control output module. When the stop button S2 is pressed, the control panel and the indication module input high level to the D5 port of the singlechip IC1, the singlechip IC1 controls the door rolling machine 4 to stop rotating through the door rolling machine control output module, and the roller shutter 3 stops closing or opening.

2. The maximum distance maxs and the minimum distance mins are set. Before the roller shutter door system is used, the maximum distance maxs and the minimum distance mins need to be set, otherwise, the roller shutter 3 cannot be automatically stopped after going upwards or downwards to a specified position. The setting adopts a journey learning mode. When the wireless control device is set, a stop button S2 of a control panel and an indication module is pressed and kept for 3 seconds, then a stop button X2 of a wireless control module is pressed to enter stroke learning, at the moment, the voice control module reports 'stroke learning', the stop button S2 and the stop button X2 are released, an up button X4 is pressed to enable a roller shutter 3 to move upwards, a singlechip IC1 sends a control signal to a laser ranging sensor 6 at intervals of time delta t1, the laser ranging sensor 6 carries out distance acquisition and sends the acquired instantaneous distance S to a singlechip IC1, after the specified height is reached, the roller shutter 3 stops moving upwards by pressing a stop button X2, at the moment, the voice broadcasting 'up stop', the instantaneous distance S measured at the moment is stored in a memory 9 by the singlechip IC1 to serve as a minimum distance mins, and the minimum distance mins setting is completed; then, a travel button X1 is pressed to enable the roller shutter 3 to travel downwards, the singlechip IC1 sends a control signal to the laser ranging sensor 6 at intervals of time delta t1, the laser ranging sensor 6 carries out distance acquisition and sends the acquired instantaneous distance s to the singlechip IC1, the roller shutter 3 travels downwards to a specified lower position, a stop button X2 is pressed to stop the roller shutter 3 from traveling downwards, at the moment, the voice broadcast is stopped at the lower position, the singlechip IC1 stores the measured instantaneous distance s into the memory 9 as the maximum distance maxs, and the maximum distance maxs setting is completed; and finally, pressing a locking button X3 to broadcast 'learning success' by voice to complete the setting.

3. The upper limit function and the lower limit function are realized, and the roller shutter 3 is automatically stopped after being closed or opened in place. When the door roller 4 rotates forwards to drive the roller shutter 3 to move downwards to close, a control signal is sent to the laser ranging sensor 6 by the singlechip IC1 at a time interval delta t1, the laser ranging sensor 6 carries out distance acquisition and sends an acquired instantaneous distance s to the singlechip IC1, the singlechip IC1 stores a value of s in the memory 9 and compares the value of s with a maximum distance maxs, when s is smaller than maxs, the Q5 port of the singlechip IC1 continues to output high level, the door roller 4 continues to rotate forwards until when s is larger than or equal to maxs, namely the roller shutter door is completely closed, the Q5 port of the singlechip IC1 outputs low level, the coil of the relay K1 loses power, and the door roller shutter 4 stops running; when the rolling door machine 4 rotates reversely to drive the rolling curtain 3 to move upwards for opening, a control signal is sent to the laser ranging sensor 6 by the singlechip IC1 at a time interval delta t1, the laser ranging sensor 6 carries out distance acquisition and sends the acquired instantaneous distance s to the singlechip IC1, the singlechip IC1 stores the value of s in the memory 9 and compares the value of s with the minimum distance mins, when s is larger than mins, the Q6 port of the singlechip IC1 continues to output high level, the rolling door machine 4 continues to rotate reversely until when s is smaller than mins, namely the rolling door is opened to the preset height, the Q6 port of the singlechip IC1 outputs low level, the coil of the relay K1 loses power, and the rolling door machine 4 stops operating. In the embodiment, to realize more accurate control, Δ t1=0.2 seconds, and the control accuracy can reach 2mm, which is much higher than the control accuracy of 50mm in the prior art.

4. The automatic stopping and rebounding function is realized when an obstacle occurs. In the process of opening or closing the roller shutter door, the singlechip IC1 calculates the movement speed v according to the change quantity delta s1 of the instant distance s in delta t2 recorded by the memory 9 at intervals of delta t2, stores v into the memory 9, and compares the current v with the previous v. Since the rolling screen 3 is formed by hinging and connecting the strip-shaped screen pieces 7 in series up and down, and gaps exist among the screen pieces 7, if the rolling screen 3 encounters obstacles, v can generate large change. When the difference of the last time v minus v exceeds a limited threshold value delta v, that is, it is stated that the roller shutter 3 encounters an obstacle, the port Q6 or Q5 of the single chip microcomputer IC1 outputs a low level, the roller shutter 4 is controlled to stop running, after stopping for a period of time delta t3, the port Q5 or Q6 of the single chip microcomputer IC1 outputs a high level, the roller shutter 4 is controlled to run in the reverse direction, the roller shutter 3 is driven to run in the reverse direction, the port D2 of the single chip microcomputer IC1 immediately sends a pulse recognition signal to the voice broadcasting module, and the voice broadcasting module broadcasts a prompt of 'encountering an obstacle and rebounding' through a loudspeaker 10. In the embodiment, Δ t2=1 second, Δ t3=1 second, and Δ v takes different values according to different rolling doors, and generally, the value of Δ v is 5% v.

5. The anti-theft function is realized, and the automatic alarm is given when the automobile is stolen. When the roller shutter door is completely closed, the singlechip IC1 controls the laser ranging sensor 6 to collect the instantaneous distance s once every a period of time delta t4, the value of s is compared with the maximum distance maxs, when the difference value between the maximum distance maxs and the instantaneous distance s is larger than a limited threshold value delta s2, the roller shutter door is prized, a D2 port of the singlechip IC1 immediately sends a pulse recognition signal to the voice broadcasting module, and the voice broadcasting module sends a sharp alarm through the loudspeaker 10. In the present embodiment, Δ t4=10 seconds, and Δ s2=30 mm.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention.

Claims (10)

1. A multifunctional roller shutter door system comprises a roller (1) arranged above a door opening, guide grooves (2) arranged at two sides of the door opening, a roller shutter (3) wound on the roller (1) and capable of sliding up and down along the guide grooves (2), a roller shutter (4) driving the roller (1) to rotate, and a controller (5) controlling the working state of the roller shutter (4); the method is characterized in that: the side edge of the upper end of the guide groove (2) is provided with a laser ranging sensor (6), the lower end of the roller shutter (3) is provided with a laser reflector (8), the laser ranging sensor (6) is over against the laser reflector (8), and laser emitted by the laser ranging sensor (6) can be reflected back to the laser ranging sensor (6); the laser ranging sensor (6) is in communication connection with the controller (5), can emit laser according to a control signal of the controller (5) and sends acquired distance information to the controller (5), wherein the distance information is an instantaneous distance s between the laser ranging sensor (6) and the laser reflector (8); the controller (5) is provided with a memory (9), and the memory (9) is used for recording a preset maximum distance maxs, a preset minimum distance mins, a preset instantaneous distance s and a preset movement speed v of the distance measuring sensor (6) and the laser reflector (8).

2. The multi-function roller shutter door system of claim 1, wherein: the controller (5) is provided with a singlechip (IC 1).

3. The multi-function roller shutter door system of claim 1, wherein: the laser reflector (8) is a laser reflecting plate.

4. The multi-function roller shutter door system of claim 1, wherein: the controller (5) is provided with a power supply voltage stabilizing module.

5. The multi-function roller shutter door system of claim 1, wherein: the controller (5) is provided with a wireless control module in wireless communication connection with the controller.

6. The multi-function roller shutter door system of claim 5, wherein: the controller (5) is provided with a wireless receiving module.

7. The multi-function roller shutter door system of claim 1, wherein: the controller (5) is provided with a door rolling machine control output module.

8. The multi-function roller shutter door system of claim 1, wherein: the controller (5) is provided with a voice broadcasting module for alarming and voice prompting.

9. The multi-function roller shutter door system of claim 1, wherein: the controller (5) is provided with a control panel and an indication module.

10. The multi-function roller shutter door system of claim 8, wherein: when the roller shutter (3) rebounds and goes upwards when encountering obstacles, the controller (5) controls the voice broadcast module to send out a prompt message of encountering obstacles.

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