CN101021060A

CN101021060A - Intelligent roadblock

Info

Publication number: CN101021060A
Application number: CN 200610033561
Authority: CN
Inventors: 涂启纯
Original assignee: WEIJIE ELECTROMECHANICAL TECHNOLOGY Co Ltd SHENZHEN
Current assignee: WEIJIE ELECTROMECHANICAL TECHNOLOGY Co Ltd SHENZHEN
Priority date: 2006-02-14
Filing date: 2006-02-14
Publication date: 2007-08-22

Abstract

The intelligent roadblock without clutch may be operated manually to raise and fall the rod and operated electrically to limit the rod. The intelligent roadblock includes motor, speed reducer, driving mechanism, rod shaft connected to the driving mechanism, controller and induction switch. The induction switch corresponding to the motor spindle may be a proximity switch, a Hall sensor, a magnetosensitive switch or a photoswitch; and the controller includes a signal treating control circuit, an induction switch circuit, a control button circuit, a driver circuit, a control circuit and a power source circuit. The present invention is automatic, reliable and humanized.

Description

Intelligent roadblock

Technical field

The present invention relates to banister, specifically, relate to and need not any manual setter or clutch, can be directly when having a power failure by manually lifting, put the restrictor bar operation bar function that realizes, falls, and under the situation of normal power supply, have a kind of intelligent roadblock of the spacing anti-function of arguing for the sake of arguing of bar.

Background technology

Existing banister rising under power down mode, the bar function that falls generally are to adopt following two kinds of manual forms: a kind of is that its operation is more loaded down with trivial details, difficult, does not possess human features by the manual setter drive motors bar function that realizes, falls.Another kind then adopts the manual clutch device, with bar axle realize with separating of reduction box transmission swing arm manually rising, the bar function falls, although the manual clutch device has overcome the weak point of manual setter drive motors operation, and make hand, the operation of the bar that falls is lighter, more convenient, demonstrated fully also that people-oriented, but manual clutch apparatus structure complexity, the fault rate height, the cost height, therefore, be still waiting to develop science more, simpler, cost of production is cheaper, technology content is higher, more possess the banister of human features.

Summary of the invention

Technical problem to be solved by this invention is to provide a kind of intelligent roadblock, has banned the manual setter or the clutch of existing banister, and when having a power failure, the characteristics of utilizing motor, reducer and transmission device thereof to have reverse transmission realize manually rising, the bar function falls.During normal power supply, has the spacing anti-function of arguing for the sake of arguing of the bar of falling.

Technical problem of the present invention realizes by following technical scheme: construct a kind of intelligent roadblock, it is characterized in that, the bar that comprises motor, reducer, transmission device and be connected with this transmission device is axle, also comprise controller and connected inductive switch, this inductive switch is corresponding with the main shaft of described motor, and described controller comprises signal processing and control circuit, inductive switch circuit, control key circuit, drive circuit, control circuit and power circuit.

According to intelligent roadblock provided by the invention, it is characterized in that, described transmission device comprises initiatively swing arm, driven swing arm and connects the kinematic link of initiatively swing arm and driven swing arm, described active swing arm is connected with described reducer output shaft, described driven swing arm is connected the end of axle with described bar, and the described active swing arm under free position and kinematic link be not on same straight line; Described inductive switch also can be corresponding with the active swing arm of described transmission device, driven swing arm or kinematic link; Can also be corresponding axle with described bar.

According to intelligent roadblock provided by the invention, it is characterized in that described inductive switch is preferably near switch, and preferred corresponding with the main shaft of described motor, its end is provided with breach or groove or an outstanding metal derby is installed; Also can select to be provided with corresponding breach or groove or the active swing arm of an outstanding metal derby, driven swing arm, kinematic link or bar are installed axle; Described inductive switch also can be Hall element or magnetosensitive switch, can the described main shaft corresponding, initiatively swing arm, driven swing arm, kinematic link or bar with it axle on fixed magnet; Described inductive switch can also be optoelectronic switch, can have some grooves or through hole or anti-dazzling screen is installed on axle at the described rotating shaft corresponding with it, initiatively swing arm, driven swing arm, kinematic link or bar.

Realize intelligent roadblock of the present invention, have following advantage: banned manual setter or arrangement of clutch, optimized structure, reduced cost of production, made operation simpler, convenient.When under the situation of normal power supply, using, can prevent effectively that the people from being the turnover privately of arguing for the sake of arguing; When take place having a power failure, need only be by manually lifting, put restrictor bar and can realize, fall the bar function.It is good, practical that the present invention's intelligence prevents lifting device reliability, the automaticity height, and demonstrated fully the characteristics that people-oriented.

Description of drawings

Embodiment view when Fig. 1 is the level of state for restrictor bar of the present invention;

Fig. 2 is the embodiment view of restrictor bar of the present invention in vertical state the time;

Fig. 3 is the embodiment working state schematic representation of the present invention near switch;

Fig. 4 is the circuit block diagram of controller of the present invention;

Fig. 5 is circuit theory diagrams of the present invention;

Fig. 6 realizes the anti-workflow diagram of function of lifting for the present invention.

Specific embodiment

A kind of intelligent roadblock as shown in Figure 1 and Figure 2, the bar that comprises motor 1, reducer 2, transmission device 3 and be connected with this transmission device is axle 4, the inductive switch 6 that also comprises controller and connection thereof, and this inductive switch is corresponding with the main shaft 10 of motor 1.Transmission device 3 comprises initiatively swing arm 31, driven swing arm 33 and connects the kinematic link 32 of initiatively swing arm 31 and driven swing arm 33, and initiatively swing arm 31 is connected with the output shaft 21 of reducer 2, and driven swing arm 33 and bar are connected an end of spools 2.Active swing arm 31 under free position and kinematic link 32 be not on same straight line, and the maintenance certain included angle.When restrictor bar 5 is the level of state, its angle in obtuse angle, with reference to shown in Figure 1; When restrictor bar 5 in vertical state the time, its angle is acute angle, with reference to shown in Figure 2.Tie point A, the B, the C that are kinematic link and initiatively swing arm be not in the anti-dead-centre position that promotes, therefore, when lifting restrictor bar, can oppositely promote initiatively swing arm to axle, driven swing arm, kinematic link by bar rotates, electric machine main shaft is rotated, thereby realize the reverse transmission of driving force, manually the rising of banister when realizing having a power failure, the bar function falls.

The circuit block diagram of controller as shown in Figure 4 comprises signal processing and control circuit, inductive switch circuit, control key circuit, drive circuit, control circuit and power circuit.

The circuit theory diagrams of controller as shown in Figure 5, inductive switch circuit comprise inductive switch wiring terminal J1, resistance R 1, and light lotus root U3, its function is the inductive switch output signal to be sent to signal handle and control circuit; Control key switch circuit comprises button S1, S2, and its function is the input open and close, stops or limit signal; Signal is handled and control circuit comprises CPU (PIC16C72), crystal oscillator Y1, and capacitor C 9, C10, exclusion RP1, RP2, its function is to handle various input signals, and the output control signal corresponding; Drive circuit comprises triode Q1, Q2, resistance R 2, R3, R4, R5, and its function is that the control signal that signal is handled and control circuit is exported is amplified; Control circuit comprises relay K 1, K2, and alternating current 220V power supply input wires terminal J2 meets connecting terminal of motor J3, protective tube F2, and its function is the control motor positive and inverse, promptly opens the door or closes the door; Power circuit comprises protective tube F1, transformer T1, and commutation diode D1-D4, capacitor C 1-C8, three-terminal voltage-stabilizing U1, U2, its function is to provide dc source for other circuit.

With reference to workflow diagram shown in Figure 6, program begins, and has judged whether near switching signal, if confirm not have, has judged whether the bar push button signalling again, if confirm not have, has judged whether the bar push button signalling again, if confirm not have, just return information begins.

If confirming has had the bar push button signalling, judged whether restrictor bar plumbness sign again, if confirm to have, then return information begins; If confirming does not have, then clear restrictor bar level sign, and sent the bar starting-up signal, and when 45 pulses are expired in numeration, send stopping signal, set up restrictor bar plumbness sign, and return information begins.

If confirming has the bar of falling push button signalling, judged whether restrictor bar level sign again, if confirm to have, return information begins; Do not have as if confirming, clear restrictor bar plumbness sign sends the bar starting-up signal, when 45 pulses are expired in numeration, sends stopping signal, set up restrictor bar level sign, and return information begins.

If confirming has near switching signal, judged whether restrictor bar level sign again, if confirm to have, send the bar starting-up signal, and the about 0.3S to 2S of time-delay, send stopping signal again, just return information begins again; If confirming does not have restrictor bar level sign, judged whether restrictor bar plumbness sign again, if confirm to have, sent the bar starting-up signal, and the about 0.3S to 2S of time-delay, send stopping signal again, just return information begins again; If confirming does not have restrictor bar plumbness sign, just return information begins again.

Preferably should be routine with inductive switch below, do following specifying in conjunction with above-mentioned workflow near the also preferred main shaft with motor of switch is relative:

When near the head distance metallic object of switch 6≤5mm, send a level signal.When motor 1 was finished 45 commentaries on classics, restrictor bar 5 was finished omnidistance 90 degree angles runnings.Utilize above-mentioned characteristic, main shaft 10 ends of motor 1 are provided with a breach, with reference to shown in Figure 3, when motor 1 is finished a commentaries on classics, send a pulse signal with main shaft 10 is corresponding near switch 6.By drop bar control button S2, CPU sends the bar enabling signal to motor, during the motor operation, pulse signal near switch 6 outputs is sent to CPU, after CPU received 45 pulse signals, CPU sent stopping signal and sets up the horizontal mark of restrictor bar, finishes the bar function; When having pressed bar control button S1; CPU removes the horizontal mark of restrictor bar; and sent the bar enabling signal for motor 1 by CPU; restrictor bar 5 is lifted; after CPU received 45 pulse signals near switch 6, CPU sent stopping signal and sets up the restrictor bar vertical marker, has finished the bar function; so go round and begin again, the bar function realizes, falls.

When having the people to desire to pass through privately if restrictor bar 5 is the level of state for arguing for the sake of arguing, restrictor bar 5 is subjected to external force upwards and drives and drive successively bar main shaft 10 rotations of the output shaft 21 of axle 4, transmission device 3, reducer 2 and motor 1, corresponding with it sends corresponding pulse signal to CPU near switch 6, the status indication of its CPU inquiry restrictor bar, if confirm that restrictor bar is the level of state, and there is not the button control signal, then CPU sends the bar control signal, the motor-driven restrictor bar overcomes external force argues for the sake of arguing and returns to level, and motor is shut down; So circulation till external force disappears and restrictor bar is the level of state, thereby effectively prevents from artificially to argue for the sake of arguing privately.

If restrictor bar 5 has the people when falling bar in vertical state, restrictor bar 5 is subjected to downward external force and drives and drive successively bar main shaft 10 rotations of the output shaft 21 of axle 4, transmission device 3, reducer 2 and motor 1, send corresponding pulse signal near switch 6 and give CPU, the status indication of its CPU inquiry restrictor bar, if confirm restrictor bar in vertical state, and do not have the button control signal, then CPU has sent the bar control signal, the motor-driven restrictor bar overcomes external force and falls bar and return to plumbness, and motor is shut down; So circulation till external force disappears and finally makes restrictor bar in vertical state, thereby effectively prevents from artificially to fall privately bar.

Claims

1, a kind of intelligent roadblock, it is characterized in that, the bar that comprises motor, reducer, transmission device and be connected with this transmission device is axle, also comprise controller and connected inductive switch, and this inductive switch is corresponding with the main shaft of described motor, and described controller comprises signal processing and control circuit, inductive switch circuit, control key circuit, drive circuit, control circuit and power circuit.

2, intelligent roadblock according to claim 1, it is characterized in that, described transmission device comprises initiatively swing arm, driven swing arm and connects the kinematic link of initiatively swing arm, driven swing arm that described inductive switch can be corresponding with this initiatively swing arm, driven swing arm or kinematic link.

3, intelligent roadblock according to claim 1 is characterized in that, promptly there are one in described active swing arm, kinematic link greater than the angle of zero degree less than 180 degree not point-blank.

4, intelligent roadblock according to claim 1 and 2 is characterized in that, described inductive switch is near switch, and the described rotating shaft corresponding with it is that the end is provided with breach or groove or an outstanding metal derby is set; Also can the active swing arm, driven swing arm, kinematic link or bar be provided with axle corresponding breach or groove or an outstanding metal derby be set.

5, intelligent roadblock according to claim 1 and 2, it is characterized in that, described inductive switch is Hall element or magnetosensitive switch, can be inlaid with magnet on axle at the described rotating shaft corresponding with it, initiatively swing arm, driven swing arm, kinematic link or bar.

6, intelligent roadblock according to claim 1 and 2, it is characterized in that, described inductive switch is an optoelectronic switch, can have some grooves or through hole or anti-dazzling screen is installed on axle at the described rotating shaft corresponding with it, initiatively swing arm, driven swing arm, kinematic link or bar.