CN206573891U - A kind of urban road guard bar state monitoring apparatus - Google Patents
A kind of urban road guard bar state monitoring apparatus Download PDFInfo
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- CN206573891U CN206573891U CN201720110910.4U CN201720110910U CN206573891U CN 206573891 U CN206573891 U CN 206573891U CN 201720110910 U CN201720110910 U CN 201720110910U CN 206573891 U CN206573891 U CN 206573891U
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- side pressure
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- guard bar
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Abstract
The utility model is related to a kind of urban road guard bar state monitoring apparatus, and monitoring device includes solar components, detection unit, energy-storage units and side pressure spring formula switch;Detection unit is made up of burst power supply accumulator, electric power management circuit, microcontroller circuit and wireless communication module.Side pressure spring formula switch is arranged on guardrail.Guardrail posture is normal, and side pressure spring formula switch closure, detection unit is in holding state, and solar components charge to energy-storage units;Guardrail posture is abnormal, side pressure spring formula is switched off, the electric power management circuit of detection unit controls to power to microcontroller circuit, microcontroller circuit control is charged to power supply accumulator of bursting and wireless communication module is sent guardrail abnormal information after charging complete, is sent rear electric power management circuit to be repaired into low-power consumption mode etc..The urban road guard bar state monitoring apparatus is standby longer.
Description
Technical field
The utility model is related to urban road guard bar maintenance and intellectual monitoring field, and more particularly to a kind of urban road is removable
The state monitoring apparatus and its monitoring method of dynamic formula guardrail.
Background technology
On all kinds of highways especially urban road, Mobile road guardrail turns into one of indispensable traffic setting, uses
Amount is huge, the wide hair of distribution, so that cause the maintenance of guardrail and maintenance workload huge, and because traffic accident, bad weather cause
Guardrail displacement, accumbency, the flat rate of rollover phenomenon generation are higher, it is extremely difficult to be accurately positioned, brought to guardrail maintenance work in the very first time
Greatly inconvenience, also easily produces secondary traffic accident, the sense of security of reduction people's trip.Also there are many road traffics to protect at present
Research in terms of column intelligent management, such as application publication number for CN102063780A " highway barrier based on technology of Internet of things is hit
Hit positioning and warning system and method " patent of invention, it discloses passive query working method warning device, it is desirable to whole detection
Unit must be constantly in and be polled monitor mode;For another example application publication number is CN201310245208 " road traffic guardrail
Intelligent management system " patent of invention, it discloses the complication system based on 3-axis acceleration sensor and wireless communications mode, work
Microprocessor, sensing circuit, amplification and drive circuit are constantly in working condition during work, and its wireless sending module is powered as can
Prosecutor formula.But urban road guard bar necessarily be in moveable state between security needs, then civil power can not be used, has been protected
In column Monitoring Result, partial circuit or whole circuit are in constantly normal operating conditions, exist circuit power consumption than it is larger the problem of,
It is easy to exhaust warning system electric energy in long-time rainy weather, particularly plum rain season, loses warning function;Simultaneity factor
Design is excessively complicated, is unfavorable for miniaturization, then is not easily mounted in road guard or will increase the volume of guardrail, be unfavorable for
Road safety.
The content of the invention
The technical problems to be solved in the utility model is to be to provide that a kind of power consumption is smaller, standby longer and security is preferable
Urban road guard bar state monitoring apparatus and its monitoring method.
Realize that the technical scheme of the utility model purpose is to provide a kind of urban road guard bar state monitoring apparatus, including too
Positive energy component, detection unit, energy-storage units and at least one side pressure spring formula switch, wherein solar components include solar cell
Plate;All side pressure spring formula switches are connected in series to form side pressure spring formula switches set;
Detection unit is by power supply accumulator of bursting, electric power management circuit, microcontroller circuit and wireless communication module group
Into;The electric power management circuit of detection unit by one-level mu balanced circuit, prevent reversed circuit, gate bias resistor R1, source resistance R2,
Gate bias resistor R3, source resistance R4, FET T1, FET T2, controllable inversion step-up circuit and two grades are controllable steady
Volt circuit is constituted;Prevent that reversed circuit includes diode D1 and diode D2, diode D1 negative pole connects with diode D2 positive pole
Connect;Diode D1 uses common commutation diode, and diode D2 uses Schottky diode;The enable of controllable inversion step-up circuit
EN controlling switch T1 and the Enable Pin EN of two grades of controllable mu balanced circuits controlling switch T2 is held to select insulated-gate type field effect
Pipe;The input of one-level mu balanced circuit is electrically connected with the solar panel of solar components, the output end of one-level mu balanced circuit
Input with anti-reversed circuit is that diode D1 positive pole is electrically connected, and the output end for preventing reversed circuit is diode D2 negative pole
Electrically connected with the input of controllable inversion step-up circuit, diode D1 negative pole is also electrically connected with energy-storage units;Controllable inversion liter
Enable Pin EN and FET the T1 source electrode of volt circuit and resistance R2 one end are connected, and resistance the R2 other end and reference point connect
Connect;FET T1 drain electrode and resistance R1 one end, the output end for preventing reversed circuit, the input of controllable inversion step-up circuit
Connection, the resistance R1 other end is connected with the output end of FET T1 grid, side pressure spring formula switches set, side pressure spring formula switch
The other end of group is connected with reference point;The Enable Pin EN and FET T2 of two grades of controllable mu balanced circuits source electrode, resistance R4
One end is connected, and the resistance R4 other end is connected with reference point;FET T2 drain electrode and the output of controllable inversion step-up circuit
End, the input of two grades of controllable mu balanced circuits are connected;Resistance R3 one end is connected with FET T2 grid, the R3 other end
It is connected with microcontroller circuit;The output end of two grades of controllable mu balanced circuits is connected with the input for power supply accumulator of bursting, sudden
The output end of energy source accumulator is electrically connected with wireless communication module;Burst power supply accumulator output end by partial pressure after
Also it is connected with microcontroller circuit.
Further, when guardrail posture is in normal condition, side pressure spring formula switch is in closure state;Guardrail posture is in
During abnormal conditions, side pressure spring formula is switched off;Side pressure spring formula switch uses plugs and sockets form, is placed in fence upright connector
Inside guardrail cross beams, the force part for being used to switch on off state of side pressure spring formula switch is against corresponding column side.
Further, solar components also include containment envelope;Containment envelope is arranged on the smooth surface of solar panel
Side.
Further, energy-storage units are using 3 sections or 4 section rechargeable batteries.
Further, the power supply accumulator of bursting is composed in parallel by one or more electric capacity, and total capacity is more than or equal to
1000uF。
Further, the power supply accumulator of bursting uses farad capacitor, and total capacity is more than or equal to 1000uF.
Further, the one-level mu balanced circuit of the electric power management circuit, prevent reversed circuit, controllable inversion step-up circuit and
Power consumption is a microampere rank under the non-operating mode of two grades of controllable mu balanced circuits;The parameter request of wherein one-level mu balanced circuit is:
It is 24V that maximum, which continues input voltage, and output voltage is 6V, and typical case is persistently output as 100mA, and non-loaded static maximum current is
7uA;Wireless communication module uses GPRS transceiver modules;Microcontroller circuit is using the single-chip microcomputer for carrying A/D converter circuit;Grid
Biasing resistor R1, R3 resistance are 1M Ω, and source resistance R2, R4 are 100K Ω.
Further, the solar components are placed in fence upright top, and detection unit and energy-storage units are arranged at guardrail
Inside column.
Further, part or all of in the solar components, detection unit and energy-storage units outer is hung on guardrail
Optional position.
Further, electric power management circuit is electrically connected with burst power supply accumulator, microcontroller circuit, power supply of bursting
Accumulator is also electrically connected with wireless communication module, microcontroller circuit, and wireless communication module is also electrically connected with microcontroller circuit
Connect;Solar panel and side pressure spring formula switches set, energy-storage units electricity of the other electric power management circuit also with solar components
Connection.
Further, the area of solar panel is 4cm*8cm, and performance parameter is as follows:In cloudy outdoor intensity of illumination
During for 500lx, output open circuit voltage is 5.5V, and short circuit current flow reaches 5mA;In the shade intensity of illumination is 10000lx outside fine day room
When, output open circuit voltage is 7V, and short circuit current flow reaches 30mA;When it is 100000lx that fine day outdoor solar light is according to intensity is shone, output
Open-circuit voltage reaches 11V, and short circuit current flow reaches 50mA.
Further, the flexible antennas of wireless communication module is attached to the containment envelope inner side of solar components.
Further, diode D1 selection works voltage is 0.6V common commutation diode.
Further, side pressure spring formula switch is using face contact type brass contact, and resistance is 0.03 Ω;Two side pressure spring formulas are opened
0.2cm is used between pass2Stranded conductor connection, resistance be 0.2 Ω/m.
The utility model has positive effect:(1)The work of urban road guard bar state monitoring apparatus of the present utility model
Make circuit without in constantly normal operating conditions, circuit power consumption is smaller, in long-time rainy weather, particularly plum rain season
Standby alert detecting for a long time can be realized, security is preferable.
(2)The design miniaturization of urban road guard bar state monitoring apparatus of the present utility model, is encapsulated in a terminal box
It is interior, so as to be easily mounted in road guard, the volume of guardrail will not be increased, more for the benefit of road safety.
(3)Urban road guard bar state monitoring apparatus of the present utility model uses solar panel, energy-storage units, burst
Power supply accumulator combination, can provide pulsafeeder of the moment up to 2A/5V, start from various microcontroller circuits and wireless
The electricity consumption requirement of communication module.
(4)Urban road guard bar state monitoring apparatus of the present utility model uses two-stage voltage stabilizing and the controllable inversion boosting of one-level
Circuit so that it is 5V ~ 24V solar panels that device, which can access dynamic range, also causes energy-storage battery voltage as little as 2.8V still
Can normal work.
(5)During the side pressure spring formula switch closure of urban road guard bar state monitoring apparatus of the present utility model, controllable inversion
The Enable Pin EN of booster circuit is low level, and controllable inversion step-up circuit is without output so that normal Standby electric current is less than 20uA;Treat
Machine is up to 40 days, the problem of solving plum rains season long-time without sunlight.And the control of the controllable mu balanced circuit in the second level causes shape of alarming
State standby time was up to 7 days.
Brief description of the drawings
Fig. 1 is the circuit composition schematic diagram of urban road guard bar state monitoring apparatus of the present utility model;
Fig. 2 switchs for the electric power management circuit in the utility model and its with solar components, side pressure spring formula, energy-storage units
Electric principle schematic;
Fig. 3 is the schematic flow sheet of the monitoring method of urban road guard bar state monitoring apparatus of the present utility model;
Fig. 4 be the utility model in urban road guard bar system a kind of dimensional structure diagram(Broken section);
Fig. 5 is enlarged diagram at Fig. 4 B;
Fig. 6 is the urban road guard bar state monitoring apparatus, vertical of the installed position of the urban road guard bar system in Fig. 4
Post, base, connector, the structural representation of terminal box and battery case(Front view);
Fig. 7 is Fig. 6 A-A faces sectional view;
Fig. 8 be the utility model in urban road guard bar system another dimensional structure diagram(Broken section).
Mark in above-mentioned accompanying drawing is as follows:
Solar components 101, solar panel 1011, containment envelope 1012,
Detection unit 102, power supply accumulator 1021 of bursting, electric power management circuit 1022, microcontroller circuit 1023, nothing
Line communication module 1024,
Side pressure spring formula switch 103, energy-storage units 104,
Fence unit 1, column 11, base 12, crossbeam 13, connector 14, upright post cap 15, guardrail piece 16,
Terminal box 2, battery case 3, wire 4.
Embodiment
(Embodiment 1)
See Fig. 1, the urban road guard bar state monitoring apparatus of the present embodiment includes solar components 101, detection unit
102nd, energy-storage units 104 and at least one side pressure spring formula switch 103.See Fig. 5, wherein solar components 101 include solar cell
Plate 1011 and containment envelope 1012.The area of solar panel 1011 is 4cm*8cm, and performance parameter is as follows:Cloudy outdoor
When intensity of illumination is 500lx, output open circuit voltage is 5.5V, and short circuit current flow reaches 5mA, it is ensured that trickle under overcast sky
Electric current can provide enough standby currents to circuit, also have faint charging current to be charged to energy-storage units 104;Outside fine day room
When in the shade intensity of illumination is 10000lx, output open circuit voltage is 7V, and short circuit current flow reaches 30mA, can be in 4 days by 900mAH's
Li-MH batteries are fully charged;When it is 100000lx that fine day outdoor solar light is according to intensity is shone, output open circuit voltage reaches 11V, short circuit electricity
Stream reaches 50mA, can be fully charged by 1300mAH Li-MH batteries in 2 days.Containment envelope 1012 is using such as transparent PVC
Light transmissive material is made, with waterproof, antifog, airing function.Containment envelope 1012 is arranged on the light of solar panel 1011
Surface side.Energy-storage units 104 are using 3 sections or 4 section rechargeable batteries.Side pressure spring formula switch 103 is connected in series to form side pressure spring formula and opened
Close 103 groups.In the present embodiment, side pressure spring formula switch 103 uses Application No. CN201620199980.7, patent name for " tool
Have the road guard of trigger switch " disclosed in " trigger switch ", by Jiangsu Shunda means of transportation Co., Ltd manufacture.
Still see Fig. 1, detection unit 102 is by power supply accumulator 1021 of bursting, electric power management circuit 1022, microprocessor electricity
Road 1023 and wireless communication module 1024 are constituted, wherein electric power management circuit 1022 and burst power supply accumulator 1021, Wei Chu
Reason device circuit 1023 is electrically connected, burst power supply accumulator 1021 also with wireless communication module 1024, microcontroller circuit
1023 electrical connections, wireless communication module 1024 is also electrically connected with microcontroller circuit 1023;Other electric power management circuit 1022 is also
Electrically connected with solar panel 1011 and side pressure spring formula switch 103, the energy-storage units 104 of solar components 101.It is wherein sudden
Energy source accumulator 1021 is composed in parallel by one or more large bulk capacitances, and total capacity is more than or equal to 1000uF;Channel radio
Believe that module 1024 completes information transmit-receive using the model SIM900A of miniaturization double frequency GSM/GPRS mobile modules.Microprocessor
Any a 51 series monolithic of the use of device circuit 1023, such as C8051F340, STC89C51, ATM8052, or based in ARM
The Cortex series processors circuits of core, or other PIC series, LPC series, AVR serial 8,16, the processor of 32
Circuit, microcontroller circuit 1023 carries A/D converter circuit.
See Fig. 2, the electric power management circuit 1022 of detection unit 102 is by one-level mu balanced circuit, anti-reversed circuit, gate bias
Resistance R1, source resistance R2, gate bias resistor R3, source resistance R4, FET T1, FET T2, controllable inversion liter
Volt circuit and two grades of controllable mu balanced circuit compositions, the one-level mu balanced circuit, anti-reversed circuit, controllable inversion step-up circuit and two
Power consumption is a microampere rank under the non-operating mode of the controllable mu balanced circuit of level.The parameter request of wherein one-level mu balanced circuit is:Most
It is 24V to continue input voltage greatly, and output voltage is 6V, and typical case is persistently output as 100mA, and non-loaded static maximum current is 7uA,
The requirement of wide input voltage low-power consumption is met, is remained to even in the cloudy day of low illumination follow-up to energy-storage units 104 and standby mode
Circuit provides certain electric current, such as using model HS7150 mu balanced circuit.Prevent that reversed circuit includes diode D1 and diode
D2, diode D1 negative pole are connected with diode D2 positive pole;Diode D1 selection works voltage is the common whole of 0.6V or so
Flow the commutation diode of diode, such as model M7 (1N4007), it is ensured that the voltage for being applied to energy-storage units 104 is no more than
5.4V;Prevent reversed circuit diode D2 selection work voltages are low, small power consumption, internal resistance are low, efficiency high Schottky diode, such as
The Schottky diode of the models such as SS12, SS13, SS14S, SR120S, SR130S, SR140, SB120, SB130, SB140, is protected
The voltage maxima of card energy-storage units 104 is applied to controllable inversion step-up circuit.Controllable inversion step-up circuit uses model
NCP1402 or NCP1403 controllable inversion step-up circuit scheme;Two grades of controllable mu balanced circuits using model LM2575 or
LM2576 conditioned circuit scheme.The Enable Pin EN of controllable inversion step-up circuit controlling switch T1 and two grades of controllable mu balanced circuits
Enable Pin EN insulated-gate type effects of the controlling switch T2 from voltage-controlled low turn-on voltage Vgs, low on-resistance
Ying Guan, gate bias resistor R1, R3 resistance is 1M Ω, and source resistance R2, R4 are 100K Ω.The input of one-level mu balanced circuit with
The solar panel 1011 of solar components 101 is electrically connected, the output end of one-level mu balanced circuit and the input for preventing reversed circuit
End is diode D1 positive pole electrical connection, and the output end for preventing reversed circuit is diode D2 negative pole and controllable inversion step-up circuit
Input electrical connection, diode D1 negative pole also electrically connects with energy-storage units 104;The Enable Pin EN of controllable inversion step-up circuit
It is connected with FET T1 source electrode and resistance R2 one end, the resistance R2 other end is connected with reference point;FET T1's
Drain electrode is connected with the input of resistance R1 one end, the output end for preventing reversed circuit, controllable inversion step-up circuit, and resistance R1's is another
The output end that one end and FET T1 grid, side pressure spring formula switch 103 groups is connected, 103 groups of side pressure spring formula switch it is another
End is connected with reference point;Enable Pin EN and FET the T2 source electrode of two grades of controllable mu balanced circuits, resistance R4 one end are connected,
The resistance R4 other end is connected with reference point;FET T2 drain electrode and the output end of controllable inversion step-up circuit, two grades can
Control the input connection of mu balanced circuit;Resistance R3 one end is connected with FET T2 grid, the R3 other end and microprocessor
Device circuit 1023 is connected;The output end of two grades of controllable mu balanced circuits is connected with the input for power supply accumulator 1021 of bursting, sudden
The output end of energy source accumulator 1021 is electrically connected with wireless communication module 1024.Burst the output of power supply accumulator 1021
End is also connected after passing through partial pressure with microcontroller circuit 1023.
The quantity of side pressure spring formula switch 103 is at least one, when the quantity of side pressure spring formula switch 103 is more than 1, all sides
Compressed spring type switch 103 is connected.Side pressure spring formula switch 103 uses plugs and sockets form, is placed in fence upright connector and guardrail
Inside crossbeam, the force part of side pressure spring formula switch 103 is against on corresponding column side;Can be by multiple columns and crossbeam
Side pressure spring formula switch 103 passes through wired in series.When guardrail posture is in normal condition, side pressure spring formula switch 103 is in closed form
State, equivalent to normally closed switch;When guardrail posture is in abnormal conditions, there is gap between the column and crossbeam of guardrail or come off, side
Compressed spring type switch 103 disconnects.Side pressure spring formula switch 103 is using face contact type brass contact, and resistance is about 0.03 Ω, two columns
Between use 0.2cm2Stranded conductor connection, resistance is about 0.2 Ω/m.Even if the total length of guardrail is 1km, it is divided into 303 groups
The all-in resistance of guardrail, side pressure spring formula switch 103 and wire is about 210 Ω, also can guarantee that guardrail detection unit 102 under normal circumstances
In power management module 1022 FET T1 cut-off, no output voltage.
Solar components 101 are placed in fence upright top, and detection unit 102 and energy-storage units 104 are arranged at fence upright
Inside, the flexible antennas of wireless communication module 1024 is attached to the inner side of containment envelope 1012 of solar components 101.
See Fig. 3, the monitoring method of the urban road guard bar state monitoring apparatus is as follows:
Ith, all guardrail postures are in normal condition, and all side pressure spring formula switches 103 are closed, FET T1 grid
Voltage is less than cut-in voltage, FET T1 cut-offs, the T1 of FET source electrode output 0V so that controllable inversion step-up circuit
Enable Pin EN be low level, no output voltage, subsequent conditioning circuit must not electricity, the circuit of detection unit 102 is in holding state;Too
The output voltage of the solar panel 1011 of positive energy component 101 is by one-level mu balanced circuit and prevents the D1 of reversed circuit to energy storage
Unit 104 charges;
II .1, guardrail posture are in abnormal conditions:The column of such as guardrail or crossbeam accumbency, topple over, some or certain it is several
Guardrail column and crossbeam have gap or come off, corresponding side pressure spring formula switch 103 disconnects, and T1 grid voltages are approximately equal to storage
Can the output voltage of unit 104, then T1 grid voltage be more than cut-in voltage, T1 conductings, T1 source electrode exports high level to controllable
The Enable Pin EN of inversion step-up circuit, controllable inversion step-up circuit exports more than 4.5V voltage, and the voltage gives micro- place all the way
The power supply circuit of device circuit 1023 is managed, the input of two grades of controllable mu balanced circuits is delivered on another road;
On II .2, microcontroller circuit 1023 after electricity, output high level to FET T2 grids, T2 conductings, T2 source electrodes
High level is exported to the Enable Pin EN of two grades of controllable mu balanced circuits, two grades of controllable stabilized circuit outputting voltages, and to power supply of bursting
Accumulator 1021 charges;
II .3, microcontroller circuit 1023 detect the output electricity for power supply accumulator 1021 of bursting by its A/D converter circuit
Pressure, and compared with given threshold, if less than threshold value, charging unfinished is continued waiting for;The charging complete if threshold value is more than or equal to,
Start wireless communication module 1024 and wireless communication module 1024 is sent the abnormal relevant information of guardrail posture;
II .4, wireless communication module 1024 are completed after the transmission of guardrail posture abnormal information, and microcontroller circuit 1023 is defeated
Go out grid of the low level to T2, two grades of controllable mu balanced circuits are stopped, export 0V voltages, electric power management circuit 1022 enters low
Power consumption mode;
II .5, microcontroller circuit 1023 enter shutdown mode, wait to be repaired;
After II .6, maintenance are normal, all guardrail postures are in normal condition, and all side pressure spring formula switches 103 are closed, T1's
Grid exports low level to controllable inversion step-up circuit EN Enable Pins, the city road to reference point short circuit, T1 cut-offs, T1 source electrodes
Road guardrail state monitoring apparatus goes successively to state described in I.
The present embodiment is specifically:In I, all guardrail postures are in normal condition, and all side pressure spring formula switches 103 are closed
Close, voltage of the output voltage of energy-storage units 104 after resistance R1 and side pressure spring formula switch 103 groups of all-in resistance partial pressure is less than
0.5V, the voltage is applied to FET T1 grid, and FET T1 grid voltage is less than cut-in voltage, FET T1
Cut-off, the T1 of FET source electrode output 0V so that the Enable Pin EN of controllable inversion step-up circuit is low level, no output electricity
Pressure, subsequent conditioning circuit must not be electric, and the circuit of detection unit 102 is in holding state;The solar panel of solar components 101
1011 output voltage is by one-level mu balanced circuit and prevents that the D1 of reversed circuit charges to energy-storage units 104;
In II, guardrail posture is in abnormal conditions:The column of such as guardrail or crossbeam accumbency, topple over, some or certain it is several
Guardrail column and crossbeam have gap or come off, corresponding side pressure spring formula switch 103 is disconnected, and T1 grid voltage is approximately equal to
The output voltage of energy-storage units 104, T1 conductings, the voltage on resistance R2 is more than 2.5V, and controllable inversion step-up circuit is by 3V to 5V
Boost in voltage to 5.3V, microcontroller circuit 1023 electric bring into operation.Microcontroller circuit 1023 is connected with T2 grid
I/O ports be open-drain pole mode of operation, logic 1, T1 grid are exported when the microprocessor of microcontroller circuit 1023 is powered up
Voltage is approximately equal to 5.3V, and the Enable Pin EN of two grades of controllable mu balanced circuits effectively, exports 4.2V voltages, to power supply energy storage electricity of bursting
Charge on road 1021;The inside A/D converter circuit of microcontroller circuit 1023 detects the charging journey for power supply accumulator 1021 of bursting
Degree, when charging reaches 4.2V, the microprocessor of microcontroller circuit 1023 sends guardrail appearance by wireless communication module 1024
State abnormal information;After guardrail posture abnormal information abnormal information is sent completely, the I/O ports output of microcontroller circuit 1023 is low
Level, makes T2 grid voltages be less than 1V, and T2 cut-offs, the resistance R4 approximate 0V of voltage, two grades of controllable mu balanced circuits are standby, export 0V
Voltage.
(Embodiment 2)
The present embodiment is substantially the same manner as Example 1, and its difference is:Power supply accumulator 1021 of bursting uses farad
Electric capacity.
(Embodiment 3)
The present embodiment is essentially identical with embodiment 1 or 2, and its difference is:Solar components 101, detection unit 102
With the part or all of outer optional position for being hung on guardrail in energy-storage units 104.
(Embodiment 4)
See Fig. 4 and Fig. 5, the urban road guard bar system of the present embodiment includes at least one fence unit 1, terminal box 2, electricity
Pond box 3 and the urban road guard bar state monitoring apparatus obtained by embodiment 1 or 2, the urban road guard bar system are also wrapped
Include the wire of the respective numbers connected for circuit.In the present embodiment, the total length of the guardrail part of urban road guard bar system
For 1km, it is divided into 303 fence units 1, the all-in resistance of all side pressure spring formula switches 103 and wire is about 210 Ω.
See Fig. 6 and Fig. 7, each fence unit 1 includes 2 root posts 11,2 bases 12,2 crossbeams 13,4 connectors
14th, 2 upright post caps 15 and 2 to 10 guardrail pieces 16.Each column 11 is arranged on corresponding base 12.Connector 14 is used
Hubbed flange formula adapter sleeve.The end of 2 crossbeams 13 is inserted after the neck of corresponding connector 14, is led to about 2 13 points of crossbeams
The corresponding connection side of connector 14 and bolt respectively with corresponding column 11 is crossed to connect.Upright post cap 15 is arranged on corresponding column 11
Top.Guardrail piece 16 is evenly spaced apart to be arranged between 2 crossbeams 13.Connected between fence unit 1 by shared column 11
It is connected together.
Urban road guard bar state monitoring apparatus only needs a set of, the solar energy of the urban road guard bar state monitoring apparatus
Component 101, detection unit 102 and energy-storage units 104 are arranged on wantonly 1 root post 11 and corresponding horizontal stroke of any 1 fence unit 1
In beam 13, the position is installation site, is preferably arranged on urban road guard bar state monitoring apparatus and is easy to the road for receiving sunlight
Road position, solar components 101 must be replaced with by installing the upright post cap 15 of the column 11 at urban road guard bar state monitoring apparatus
Containment envelope 1012.In the present embodiment, the quantity of fence unit 1 is 303, then the quantity of side pressure spring formula switch 103 is 2*
303=606.Each side pressure spring formula switch 103 is arranged on every 1 root post 11 and the respective girders 13 being connected, connector 14
It is interior, entablature or sill 13, preferably entablature 13.Terminal box 2, battery case 3 are also disposed at urban road guard bar state
In column 11 at monitoring device.See Fig. 4, the containment envelope 1012 of solar components 101 is arranged on the peace by fastener
The top of the column 11 of holding position, and it is waterproof, antifog, ventilative.Solar panel 1011 is arranged on institute by fastener tiling
State the top of the cap supporting plate at the top of column 11 of installation site, in containment envelope 1012.Terminal box 2 uses nylon 66 material
It is made, waterproofing design;Terminal box 2 is connected under the cap supporting plate at the top of column 11 of the installation site using fastener
In side, column 11.Detection unit 102 is packaged into the form of circuit board, and the circuit board of detection unit 102 is arranged in terminal box 2.
Energy-storage units space provided with isolation in terminal box 2;Battery case 3 is made of ABS material;Energy-storage units 104 are arranged on battery
In box 3, battery case 3 is arranged in the energy-storage units space of terminal box 2.Between solar panel 1011 and detection unit 102
Connected, connected between energy-storage units 104 and detection unit 102 using wire 4 using wire 4.Side pressure spring formula switch 103 is used for
The force part of switching on off state is against on the side of corresponding column 11.Use and lead between all side pressure spring formula switches 103
Line 4 is connected, the inside cabling of crossbeam 13 from all columns 11 and accordingly of the wire 4 between side pressure spring formula switch 103.It is described to install
Side pressure spring formula switch 103 at position is connected by wire 4 with the circuit board of detection unit 102.
The method of work of the urban road guard bar system is as follows:
Ith, the posture of all fence units 1 is in normal condition, and all side pressure spring formula switches 103 are closed, FET
T1 grid voltage is less than cut-in voltage, FET T1 cut-offs, the T1 of FET source electrode output 0V so that controllable inversion
The Enable Pin EN of booster circuit is low level, and no output voltage, subsequent conditioning circuit must not be electric, and the circuit of detection unit 102, which is in, to be treated
Machine state;The output voltage of the solar panel 1011 of solar components 101 is by one-level mu balanced circuit and prevents reversed circuit
D1 charged to energy-storage units 104;
II .1, fence unit posture are in abnormal conditions:The column 11 of such as fence unit 1 or the accumbency of crossbeam 13, topple over,
The column 11 and crossbeam 13 of some or certain several fence unit have gap or come off, and corresponding side pressure spring formula switch 103 disconnects,
T1 grid voltages are approximately equal to the output voltage of energy-storage units 104, then T1 grid voltage is more than cut-in voltage, and T1 is turned on, T1's
Source electrode exports high level to the Enable Pin EN of controllable inversion step-up circuit, and controllable inversion step-up circuit exports more than 4.5V electricity
Pressure, the voltage gives the power supply circuit of microcontroller circuit 1023 all the way, and the input of two grades of controllable mu balanced circuits is delivered on another road;
On II .2, microcontroller circuit 1023 after electricity, output high level to FET T2 grids, T2 conductings, T2 source electrodes
High level is exported to the Enable Pin EN of two grades of controllable mu balanced circuits, two grades of controllable stabilized circuit outputting voltages, and to power supply of bursting
Accumulator 1021 charges;
II .3, microcontroller circuit 1023 detect the output electricity for power supply accumulator 1021 of bursting by its A/D converter circuit
Pressure, and compared with given threshold, if less than threshold value, charging unfinished is continued waiting for;The charging complete if threshold value is more than or equal to,
Start wireless communication module 1024 and wireless communication module 1024 is sent the abnormal relevant information of guardrail posture;
II .4, wireless communication module 1024 are completed after the transmission of guardrail posture abnormal information, and microcontroller circuit 1023 is defeated
Go out grid of the low level to T2, two grades of controllable mu balanced circuits are stopped, export 0V voltages, electric power management circuit 1022 enters low
Power consumption mode;
II .5, microcontroller circuit 1023 enter shutdown mode, wait to be repaired;
After II .6, maintenance are normal, the posture of all fence units 1 is in normal condition, and all side pressure spring formula switches 103 are closed
Close, T1 grid is to reference point short circuit, and T1 cut-offs, T1 source electrodes export low level to controllable inversion step-up circuit EN Enable Pins, city
City's road guard state monitoring apparatus goes successively to state described in I.
(Embodiment 5)
See Fig. 8, the present embodiment is substantially the same manner as Example 4, its difference is:The terminal box 2 passes through fastener
It is plug-in to be arranged on any crossbeam 13, it is arranged in the present embodiment on certain root sill;Solar components 101 pass through fastener
It is plug-in to be arranged on the lateral surface of any root post 11.
Obviously, above-described embodiment is only intended to clearly illustrate the utility model example, and is not to this reality
With the restriction of new embodiment.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And these
Belong to obvious changes or variations that spirit of the present utility model extends out still in protection domain of the present utility model
Among.
Claims (9)
1. a kind of urban road guard bar state monitoring apparatus, it is characterised in that:Including solar components(101), detection unit
(102), energy-storage units(104)With at least one side pressure spring formula switch(103), wherein solar components(101)Including solar-electricity
Pond plate(1011);All side pressure spring formula switches(103)It is connected in series to form side pressure spring formula switch(103)Group;
Detection unit(102)By power supply accumulator of bursting(1021), electric power management circuit(1022), microcontroller circuit
(1023)And wireless communication module(1024)Composition;Detection unit(102)Electric power management circuit(1022)By one-level voltage stabilizing electricity
Road, prevent reversed circuit, gate bias resistor R1, source resistance R2, gate bias resistor R3, source resistance R4, FET T1,
FET T2, controllable inversion step-up circuit and two grades of controllable mu balanced circuit compositions;Prevent that reversed circuit includes diode D1 and two
Pole pipe D2, diode D1 negative pole are connected with diode D2 positive pole;Diode D1 uses common commutation diode, diode D2
Using Schottky diode;The Enable Pin EN of controllable inversion step-up circuit controlling switch T1 and two grades of controllable mu balanced circuits make
Energy end EN controlling switch T2 selects insulating gate type field effect tube;The input and solar components of one-level mu balanced circuit
(101)Solar panel(1011)Electrical connection, the output end of one-level mu balanced circuit is two with the input for preventing reversed circuit
Pole pipe D1 positive pole electrical connection, the output end for preventing reversed circuit is diode D2 input of the negative pole with controllable inversion step-up circuit
End electrical connection, diode D1 negative pole also with energy-storage units(104)Electrical connection;The Enable Pin EN of controllable inversion step-up circuit and field
One end connection of effect pipe T1 source electrode and resistance R2, the resistance R2 other end is connected with reference point;FET T1 drain electrode
One end, the output end for preventing reversed circuit with resistance R1, the input of controllable inversion step-up circuit are connected, the resistance R1 other end
Grid, side pressure spring formula switch with FET T1(103)The output end of group is connected, side pressure spring formula switch(103)That organizes is another
End is connected with reference point;Enable Pin EN and FET the T2 source electrode of two grades of controllable mu balanced circuits, resistance R4 one end are connected,
The resistance R4 other end is connected with reference point;FET T2 drain electrode and the output end of controllable inversion step-up circuit, two grades can
Control the input connection of mu balanced circuit;Resistance R3 one end is connected with FET T2 grid, the R3 other end and microprocessor
Device circuit(1023)Connection;The output end of two grades of controllable mu balanced circuits and power supply accumulator of bursting(1021)Input connect
Connect, power supply accumulator of bursting(1021)Output end and wireless communication module(1024)Electrical connection;Burst power supply accumulator
(1021)Output end by after partial pressure also and microcontroller circuit(1023)Connection.
2. urban road guard bar state monitoring apparatus according to claim 1, it is characterised in that:Guardrail posture is in normal
During situation, side pressure spring formula switch(103)In closure state;When guardrail posture is in abnormal conditions, side pressure spring formula switch(103)
Disconnect;Side pressure spring formula is switched(103)Using plugs and sockets form, it is placed in inside fence upright connector and guardrail cross beams, side
Compressed spring type is switched(103)Be used for switch the force part of on off state and be against corresponding column side.
3. urban road guard bar state monitoring apparatus according to claim 1, it is characterised in that:Solar components(101)
Also include containment envelope(1012);Containment envelope(1012)It is arranged on solar panel(1011)Light surface side.
4. urban road guard bar state monitoring apparatus according to claim 1, it is characterised in that:Energy-storage units(104)Adopt
With 3 sections or 4 section rechargeable batteries.
5. urban road guard bar state monitoring apparatus according to claim 1, it is characterised in that:The power supply energy storage of bursting
Circuit(1021)Composed in parallel by one or more electric capacity, total capacity is more than or equal to 1000uF.
6. urban road guard bar state monitoring apparatus according to claim 1, it is characterised in that:The power supply energy storage of bursting
Circuit(1021)Using farad capacitor, total capacity is more than or equal to 1000uF.
7. urban road guard bar state monitoring apparatus according to claim 1, it is characterised in that:The electric power management circuit
(1022)One-level mu balanced circuit, the inoperative mould of anti-reversed circuit, controllable inversion step-up circuit and two grades of controllable mu balanced circuits
Power consumption is a microampere rank under formula;The parameter request of wherein one-level mu balanced circuit is:It is 24V, output that maximum, which continues input voltage,
Voltage is 6V, and typical case is persistently output as 100mA, and non-loaded static maximum current is 7uA;Wireless communication module(1024)Using
GPRS transceiver modules;Microcontroller circuit(1023)Using the single-chip microcomputer for carrying A/D converter circuit;Gate bias resistor R1, R3 hinders
It is worth for 1M Ω, source resistance R2, R4 are 100K Ω.
8. urban road guard bar state monitoring apparatus according to claim 1, it is characterised in that:The solar components
(101)It is placed in fence upright top, detection unit(102)And energy-storage units(104)It is arranged inside fence upright.
9. urban road guard bar state monitoring apparatus according to claim 1, it is characterised in that:The solar components
(101), detection unit(102)And energy-storage units(104)In the part or all of outer optional position for being hung on guardrail.
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CN201720110910.4U CN206573891U (en) | 2017-02-06 | 2017-02-06 | A kind of urban road guard bar state monitoring apparatus |
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CN201720110910.4U CN206573891U (en) | 2017-02-06 | 2017-02-06 | A kind of urban road guard bar state monitoring apparatus |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106681225A (en) * | 2017-02-06 | 2017-05-17 | 江苏顺达交通设施有限公司 | Urban road guardrail state monitoring device and monitoring method thereof |
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2017
- 2017-02-06 CN CN201720110910.4U patent/CN206573891U/en not_active Withdrawn - After Issue
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106681225A (en) * | 2017-02-06 | 2017-05-17 | 江苏顺达交通设施有限公司 | Urban road guardrail state monitoring device and monitoring method thereof |
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