CN201509340U

CN201509340U - Indicating device for lane of highway tunnel

Info

Publication number: CN201509340U
Application number: CN2009201990287U
Authority: CN
Inventors: 曹发文; 潘碧影; 朱秋贤; 朱春强
Original assignee: 王长华
Current assignee: Lishui Haiwei Light Controlled Technology Co., Ltd.
Priority date: 2009-10-23
Filing date: 2009-10-23
Publication date: 2010-06-16
Anticipated expiration: 2019-10-23

Abstract

The utility model relates to an indicating device for a lane of a highway tunnel. The indicating device comprises a control device and an indication board, wherein the control device comprises a three-phase-current and three-phase power supply detecting and switching device and a wireless receiving control device; the signal output end of the wireless receiving control device is connected with switches KA1, KA2, KA3 and KA4 on the indication board respectively. The indicating device also comprises a wireless remote control device used for controlling the switches on the indication board. In the utility model, as a supply circuit is directly supplied by a three-phase circuit used for supplying power for an illuminating lamp in the tunnel, and the supply circuit is supplied for the indication board and the wireless receiving control device used for controlling the switches on the indication board after the switching of the switch power supply; people only need to install the control device near the indication board for decentralized control, therefore, the waste of a special railway line can be saved, so as to greatly saving capital and facilitating the control for the indication board; moreover, the indication board can be controlled only by pressing a remote control, thereby realizing convenient control.

Description

A kind of vcehicular tunnel track indicating device

Technical field

The utility model relates to a kind of vcehicular tunnel track indicating device.

Background technology

The electric supply installation in ordinary highway tunnel and the control device of direction board are located at outside the tunnel, repeat wiring so that have caused bigger waste of material phenomenon with the tunnel illumination cable during the direction board of vcehicular tunnel uses.Make a general survey of both at home and abroad the power supply of direction board and signal sent to and also all rest on special line and the centralized control traditional method, this wasting phenomenon to material also will constantly raising up and continue to spread with the continuous increase of China's tunnel total amount and market copper valency.Zhejiang except that highway, about 600 of existing common road tunnel, on average 800m calculating press in each tunnel, function signal will be given that required cable of establishing of each direction board and is about 3000m if three groups of six direction boards are adorned in tunnel, expense is 30,000 yuan.Will about 1,800 ten thousand yuan if more than 600 tunnel of the whole province all installed additional the input of one on direction board list cable, also do not comprise protecting pipe, machinery and labour cost.Therefore the innovation project not only installs the track direction board additional to existing common road tunnel and has reduced huge cable input, will play a positive role for gathering power supply nearby to the cable that changes long distance at the freeway tunnel of founding a capital during in design is pre-buried simultaneously.

Summary of the invention

In order to address the above problem, the purpose of this utility model provides a kind of simple in structure, vcehicular tunnel car plate indicating device of economizing material, being convenient to operate.

In order to achieve the above object, the utility model is solved by following technical proposals: a kind of vcehicular tunnel track indicating device, control device and direction board, described control device comprises three-phase electricity and the three phase mains detection and switching device shifter and the wireless receiving control device that are connected on the three-phase electricity route, the U of the three-phase electricity normally opened contact K1 that is electrically connected, the V normally opened contact K2 that is electrically connected, the W normally opened contact K3 that is electrically connected, described normally opened contact K1, K2, K3 all is connected in the power access end L of Switching Power Supply, and ground wire N links to each other with the power access end N of mains switch; Described wireless receiving control device and direction board are attempted by the two ends of Switching Power Supply, the signal output part of wireless receiving control device links to each other with K switch A1, KA2, KA3, KA4 on the direction board respectively, this device also comprises the wireless remote controller that is complementary with described wireless receiving control device, is used to control switch on the direction board.

As preferably, the U of above-mentioned three-phase electricity route mutually and ground wire N go up 3 contacts 3 and the contact 1 that is electrically connected rectifier bridge D1, V mutually and N go up contact 3 and the contact 1 that is electrically connected rectifier bridge D2 mutually, W mutually with N upward electrical connection rectifier bridge D3 contact 3 and contact 1 mutually; The contact 4 of described rectifier bridge D1 is electrically connected relay J 1, and relay J 1 is electrically connected normally closed electric shock KM3, and KM3 is electrically connected normally closed electric shock KM2, and normally closed electric shock KM2 is electrically connected the contact 2 of rectifier bridge D1; The contact 4 of described rectifier bridge D2 is electrically connected relay J 2, and relay J 2 is electrically connected normally-closed contact KM3, and normally-closed contact KM3 is electrically connected normally-closed contact KM1, and normally-closed contact KM1 is electrically connected resistance R 1, and resistance R 1 is electrically connected the contact 2 of rectifier bridge D2; In described relay J 2 and be connected to capacitor C 1; The contact 4 of described rectifier bridge D3 is electrically connected relay J 3, relay J 3 is electrically connected normally-closed contact KM2, and normally-closed contact KM2 is electrically connected normally-closed contact KM1, and normally-closed contact KM1 is electrically connected resistance R 2, resistance R 2 is electrically connected the contact 2 of arrangement bridge D3, in described relay J 3 and be connected to capacitor C 2.

As preferentially, above-mentioned three-phase electricity route U phase, V are connected with the LED-U lamp respectively with W, LED-V lamp and LED-W lamp mutually mutually.

Because power supply circuits of the present utility model are directly by providing in the three-phase circuit to the tunnel illuminating lamp power supply, through the conversion of Switching Power Supply, convert alternating current to wireless receiving control device that direct current offers direction board and is used to control switch on the direction board; So only control device need be installed on direction board near carry out decentralized control, can save the waste of special line, fund and the control that has made things convenient for direction board have been saved greatly, only need press remote controller and just can control direction board, not travel to and fro between existing electric supply installation and do not need to take much time.

Description of drawings

Fig. 1 is the utility model embodiment circuit diagram.

Embodiment

Below in conjunction with accompanying drawing 1, the embodiment of the technical solution of the utility model is described in further detail.

Embodiment: a kind of vcehicular tunnel track indicating device, control device 1 and direction board 2, described control device 1 comprise that three-phase electricity route and the three phase mains that is connected on the three-phase electricity route detect and switching device shifter 3 and wireless receiving control device 5.Three-phase electricity route U line, V line and W are connected with the LED-U lamp respectively, LED-V lamp and LED-W lamp.LED-U, LED-V, LED-W indicate the power supply state of three-phase electricity U, V, W phase respectively, when three-phase electricity all under the situation of normal power supply LED-U, LED-V, LED-W should be bright entirely.

The U line of three-phase electricity route is electrically connected normally opened contact K1, the V line is electrically connected normally opened contact K2, the W line is electrically connected normally opened contact K3, and described normally opened contact K1, K2, K3 all are connected in the power access end L of Switching Power Supply 4, and the N line of three-phase electricity route links to each other with the power access end N of mains switch 4; Described wireless receiving control device 5 and direction board 2 are attempted by the two ends of Switching Power Supply 4, the signal output part of wireless receiving control device 5 links to each other with K switch A1, KA2, KA3, KA4 on the direction board 2 respectively, this device also comprises the wireless remote controller 6 that is complementary with described wireless receiving control device 5, is used to control switch on the direction board 2.

Be electrically connected 3 contacts 3 and the contact 1 of rectifier bridge D1 on the U line of described three-phase electricity route and the N line, be electrically connected contact 3 and the contact 1 of rectifier bridge D2 on V line and the N line, be electrically connected rectifier bridge D3 contact 3 and contact 1 on W line and the N line; The contact 4 of described rectifier bridge D1 is electrically connected relay J 1, and relay J 1 is electrically connected normally closed electric shock KM3, and KM3 is electrically connected normally closed electric shock KM2, and normally closed electric shock KM2 is electrically connected the contact 2 of rectifier bridge D1; The contact 4 of described rectifier bridge D2 is electrically connected relay J 2, and relay J 2 is electrically connected normally-closed contact KM3, and normally-closed contact KM3 is electrically connected normally-closed contact KM1, and normally-closed contact KM1 is electrically connected resistance R 1, and resistance R 1 is electrically connected the contact 2 of rectifier bridge D2; In described relay J 2 and be connected to capacitor C 1; The contact 4 of described rectifier bridge D3 is electrically connected relay J 3, relay J 3 is electrically connected normally-closed contact KM2, and normally-closed contact KM2 is electrically connected normally-closed contact KM1, and normally-closed contact KM1 is electrically connected resistance R 2, resistance R 2 is electrically connected the contact 2 of arrangement bridge D3, in described relay J 3 and be connected to capacitor C 2.

Described three phase mains detects and switching device shifter has detection and automatic switching function, the power input of Switching Power Supply 4 synchronization can only get in the three-phase electricity a certain mutually the power supply, in this circuit design, adopt preferential and interlock function, priority is respectively U, W, V from high to low, for example the three phase mains testing circuit detects U, V, W while when all electricity being arranged when powering on, U is mutually preferentially to Switching Power Supply power supply, and V, W will be cut off mutually and not power to Switching Power Supply; Up to when U does not have electricity mutually, W is mutually preferentially to Switching Power Supply power supply, and U, V will be cut off mutually and not power to Switching Power Supply; When U, W did not mutually have electricity, V gave the power supply power supply of opening the light mutually, and U, W are not cut off mutually and power to Switching Power Supply.When occurring because certain there is not electricity to cause switching to the situation that next is powered mutually mutually, even certain mutually again the electric power supply state of also still keeping after the switching.

The physical circuit operation principle is as follows: three-phase electricity U, V, W insert and adopt rectifier bridge D1, D2, D3 to carry out rectification respectively, produce the control power supply of relay J 1, J2, J3.For causing line short and reach the power supply automatic switching function, in the power supply circuits of relay J 2 and relay J 3, add the capacitance-resistance loop respectively, i.e. capacitor C 1 and resistance R 1, capacitor C 2 and resistance R 2 to preventing that relay J 1, J2, J3 from working simultaneously; Electric capacity in the resistance-capacitance circuit is attempted by separately relay control coil two ends, electric capacity both end voltage according to resistance-capacitance circuit has linear rising principle, the operation voltage time-delay at relay control coil two ends is arrived, have only resistance ratio just can reach the time delay effect according to actual conditions adjusting resistance-capacitance circuit, according to U, W, V priority, relay J 1 does not connect capacitance-resistance, and relay J 2, J3 insert resistance-capacitance circuit, and the delay time that J2 inserts resistance-capacitance circuit is the twice of J3.And add the relay interlocking, guarantee that relay J 1, J2, J3 have only one tunnel work simultaneously, produce power supply for Switching Power Supply.

When three-phase electricity inserts, when three-phase electricity U, V, W normal power supply all, because relay J 2, J3 have access to resistance-capacitance circuit, and relay J 1 does not insert resistance-capacitance circuit, relay J 1 preferential controlled voltage, this moment, the normally-closed contact KM1 disconnection of relay J 1 made relay J 2, the outage of J3 control end, and the normally opened contact K1 closure of J1 makes U insert the input of Switching Power Supply mutually simultaneously; When U phase decompression, this moment relay J 1 normally-closed contact KM2, KM3 closure, relay J 2, J3 are simultaneously, because the capacitance-resistance delay time of relay J 2 is longer than relay J 3, relay J 3 preferential controlled voltages, this moment, normally-closed contact KM1, the KM2 disconnection of relay J 3 made relay J 1, the outage of J2 control end, and the normally opened contact K3 closure of relay J 3 makes W insert the input of Switching Power Supply 4 mutually simultaneously; When U, the equal decompression of W, the control end of relay J 1, J3 must not, relay J 2 controlled voltages, this moment, normally-closed contact KM1, the KM3 disconnection of relay J 2 made relay J 1, J3 control end cut off the power supply, and the normally opened contact K2 closure of relay J 2 makes V insert the input of Switching Power Supply 4 mutually simultaneously.Such design principle has guaranteed to have only in the three-phase electricity once the normal Switching Power Supply 4 that can guarantee of powering mutually and can export 2 work of supply LED direction board to guarantee voltage by positive often-have-electricity.

Claims

1. vcehicular tunnel track indicating device, control device (1) and direction board (2), it is characterized in that, described control device (1) comprises that three-phase electricity and the three phase mains that is connected on the three-phase electricity route detect and switching device shifter (3) and wireless receiving control device (5), the U of the three-phase electricity normally opened contact K1 that is electrically connected, the V normally opened contact K2 that is electrically connected, the W normally opened contact K3 that is electrically connected, described normally opened contact K1, K2, K3 all are connected in the power access end L of Switching Power Supply (4), and ground wire N links to each other with the power access end N of mains switch (4); Described wireless receiving control device (5) and direction board (2) are attempted by the two ends of Switching Power Supply (4), the signal output part of wireless receiving control device (5) links to each other with K switch A1, KA2, KA3, KA4 on the direction board (2) respectively, this device also comprises the wireless remote controller (6) that is complementary with described wireless receiving control device (5), is used to control direction board (2) and goes up switch.

2. a kind of vcehicular tunnel according to claim 1 track indicating device, it is characterized in that, the U phase and the bottom line N of described three-phase electricity route go up 3 contacts 3 and the contact 1 that is electrically connected rectifier bridge D1, V goes up contact 3 and the contact 1 that is electrically connected rectifier bridge D2 mutually with N mutually, and W goes up mutually with N mutually and is electrically connected rectifier bridge D3 contact 3 and contact 1; The contact 4 of described rectifier bridge D1 is electrically connected relay J 1, and relay J 1 is electrically connected normally closed electric shock KM3, and KM3 is electrically connected normally closed electric shock KM2, and normally closed electric shock KM2 is electrically connected the contact 2 of rectifier bridge D1; The contact 4 of described rectifier bridge D2 is electrically connected relay J 2, and relay J 2 is electrically connected normally-closed contact KM3, and normally-closed contact KM3 is electrically connected normally-closed contact KM1, and normally-closed contact KM1 is electrically connected resistance R 1, and resistance R 1 is electrically connected the contact 2 of rectifier bridge D2; In described relay J 2 and be connected to capacitor C 1; The contact 4 of described rectifier bridge D3 is electrically connected relay J 3, relay J 3 is electrically connected normally-closed contact KM2, and normally-closed contact KM2 is electrically connected normally-closed contact KM1, and normally-closed contact KM1 is electrically connected resistance R 2, resistance R 2 is electrically connected the contact 2 of arrangement bridge D3, in described relay J 3 and be connected to capacitor C 2.

3. a kind of vcehicular tunnel according to claim 1 and 2 track indicating device is characterized in that, described three-phase electricity route U phase, V are connected with the LED-U lamp respectively with W, LED-V lamp and LED-W lamp mutually mutually.