CN209149710U - A kind of pantographic alarming device - Google Patents
A kind of pantographic alarming device Download PDFInfo
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- CN209149710U CN209149710U CN201821977611.1U CN201821977611U CN209149710U CN 209149710 U CN209149710 U CN 209149710U CN 201821977611 U CN201821977611 U CN 201821977611U CN 209149710 U CN209149710 U CN 209149710U
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- lifter plate
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- warning
- shaft
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Abstract
The utility model relates to a kind of pantographic alarming devices, including cabinet, elevating mechanism and the warning mechanism above elevating mechanism；The elevating mechanism includes fixed plate, telescoping mechanism and lifter plate；The fixed plate is fastened transversely to lower end in cabinet, and lifter plate is fixed on dead plate upper end by telescoping mechanism, stretches out outside cabinet warning mechanism by lifter plate lifting or folding and unfolding is in cabinet；The wall box of the dead plate upper end offers drainage hole；The warning mechanism includes warning sign, shaft and the rotary electric machine being fixed on lifter plate；The shaft upper end is fixedly connected with warning sign, and shaft lower end and lifter plate are rotatablely connected, and shaft bottom end is fixedly connected with the output shaft of rotary electric machine, and the setting angle of adjustment warning sign is rotated by rotary electric machine drive shaft；The utility model can be effectively by warning sign scaling in cabinet when encountering strong wind weather, and strong wind weather later again can show warning sign, and safety is good, and flexibility is high.
Description
Technical field
The utility model relates to warning sign field, specifically a kind of pantographic alarming device.
Background technique
With the continuous development of urban construction, many places need to repair and construct, and warning sign can be pedestrian and Shi
Worker person provides warning function, and effectively reduces accident and occur or mitigate causality loss.Traditional urban construction construction warning
Board, relatively simple for structure, especially southern typhoon weather is more, and warning sign is big by the area of wind-force, and construction personnel needs to warn
Show that board is all moved to safety zone, and again moves warning sign to warning region, heavy workload after in the past in typhoon weather；If
Warning sign is not moved, warning sign is easy to be blown by wind to cause human body hiding harm, and warning sign is easily caused to be destroyed, and increases
The loss of unit in charge of construction.
Utility model content
In order to solve the above problem present in the prior art, the utility model provides a kind of pantographic alarming device,
When the pantographic alarming device encounters strong wind weather, warning sign can not be easily caused to damage effectively by warning sign scaling in cabinet,
Strong wind weather later again can show warning sign, provide warning function for pedestrian and construction personnel, safety is good, flexibility
It is high.
The technical solution of the utility model is as follows:
A kind of pantographic alarming device, including cabinet, elevating mechanism and the warning mechanism above elevating mechanism；It is described
Elevating mechanism includes fixed plate, telescoping mechanism and lifter plate；The fixed plate is fastened transversely to lower end in cabinet, and lifter plate passes through
Telescoping mechanism is fixed on dead plate upper end, stretches out outside cabinet warning mechanism by lifter plate lifting or folding and unfolding is in cabinet；Institute
The wall box for stating dead plate upper end offers drainage hole；The warning mechanism include for show the warning sign of information warning,
Shaft and the rotary electric machine being fixed on lifter plate；The shaft upper end is fixedly connected with warning sign, shaft lower end and lifter plate
Rotation connection, shaft bottom end are fixedly connected with the output shaft of rotary electric machine, rotate adjustment warning by rotary electric machine drive shaft
The setting angle of board.
Further, a kind of pantographic alarming device further includes a control device, and the control device includes power supply, opens
Pass, controller, relay, processor, wireless communication apparatus, display and the client remotely controlled；The power supply, control
Device, relay, processor and wireless communication apparatus are fixed in the cabinet below fixed plate；The switch is arranged in wall box
On；The display is fixed on warning sign；The power supply is electrically connected with switch, and switch is electrically connected with the controller, controller point
It is not electrically connected with relay, processor and display, processor is electrically connected with wireless communication apparatus, wireless communication apparatus and client
End is wirelessly connected；The rotary electric machine is electrically connected with power supply and controller respectively.
Further, there are two solar panels for setting on the cabinet；The output end of the solar panel with
The input terminal of power supply is electrically connected.
Further, two solar panels are hinged with cabinet upper end opposite sides respectively；Per the solar-electricity
Lifter plate upper end on the inside of the plate of pond is provided with turning rod；The turning rod lower end and lifter plate are hinged, and turning rod upper end is fixed with
For the idler wheel against support solar panel；Overturning motor is fixed on lifter plate per the turning rod side；It is described
It overturns and is fixed with third gear on the output shaft of motor, turning rod side wall is fixed with the 4th gear；The third gear and the 4th
Gear intermeshes, upright by overturning motor driven turning rod or warning sign side is laid flat keeps solar panel upright or flat
It puts；The overturning motor is electrically connected with power supply and controller respectively.
Further, the lifter plate upper end is provided with for accommodating the accommodating groove for laying flat turning rod.
Further, the telescoping mechanism includes two slide bars being oppositely arranged, two slide bar one end with lifter plate lower end
Middle position it is hinged, the two slide bar other ends are born against in two sliding grooves that dead plate upper end is oppositely arranged；Described in two
It is hinged with telescopic rod between slide bar, passes through the lifting of the flexible driving lifter plate of telescopic rod.
Further, the telescopic rod includes shell and the casing that is socketed in the shell, described shell one end and cunning
Bar is hinged, hinged positioned at the casing of outer side of shell and another slide bar；Rotation is provided with screw rod in the shell, and screw rod is set in
In pipe, screw rod is connect with casing threads；Lifting motor is provided in the shell；It is fixed on the output shaft of the lifting motor
First gear is fixed with second gear on screw rod, and first gear is intermeshed with second gear；The lifting motor respectively with electricity
Source and controller electrical connection.
Further, multiple pilot holes are longitudinally offered on the lifter plate, a guide post passes through pilot hole from top to bottom
And it extends downwardly；The guide post lower end is fixedly connected with dead plate upper end.
The utility model has the following beneficial effects:
1, a kind of pantographic alarming device of the utility model when encountering strong wind weather, can will warn machine by elevating mechanism
In structure recovery box body, warning sign is not easily led to and is blown bad and brings Personal Risk or property loss, safety is good.
2, a kind of pantographic alarming device of the utility model can be changed by rotating shaft and be warned according to specific actual needs
Show the setting angle of board, observed convenient for pedestrian, flexibility ratio is high.
3, a kind of pantographic alarming device of the utility model by solar panel to power source charges, then is given by power supply
The power supply of other devices, is not required at the construction field (site) pull the wire again, not only improves Electrical Safety, but also can effectively reduce use cost.
4, a kind of pantographic alarming device of the utility model, client can remotely send commands to wireless communication apparatus,
And data processing is carried out by processor, the order after processor parses is sent to controller, then is controlled and shown by controller
Device, can change the warning content on display in time, and applicability is high.
5, a kind of pantographic alarming device of the utility model, client can remotely send commands to wireless communication apparatus,
And data processing is carried out by processor, the order after processor parses is sent to controller, then controls relay by controller
Device remotely can disconnect or open circuitry, user-friendly.
6, a kind of pantographic alarming device of the utility model, client can remotely send commands to wireless communication apparatus,
And data processing is carried out by processor, the order after processor parses is sent to controller, then is controlled and overturn by controller
Motor, lifting motor and rotary electric machine, the positive and negative rotation of remote controlled overturning motor, lifting motor and rotary electric machine, flexibility
It is good.
Detailed description of the invention
Fig. 1 is the warning mechanism folding and unfolding of the utility model in the intracorporal structural schematic diagram of case；
Fig. 2 is the structural schematic diagram when warning mechanism of the utility model rises；
Fig. 3 is structural schematic diagram when the utility model is used；
Fig. 4 is the top view of the fixed plate of the utility model；
Fig. 5 is the structural schematic diagram of the elevating mechanism of the utility model；
Fig. 6 is the turning rod of the utility model and the attachment structure schematic diagram of lifter plate；
Fig. 7 is the turning rod of the utility model and the attachment structure schematic diagram of overturning motor；
Fig. 8 is the circuit connection diagram of the utility model.
Appended drawing reference indicates in figure are as follows:
1, cabinet；10, drainage hole；11, solar panel；12, turning rod；13, idler wheel；14, motor is overturn；15,
Three gears；16, the 4th gear；2, elevating mechanism；20, fixed plate；200, sliding groove；21, telescoping mechanism；210, slide bar；211,
Telescopic rod；2110, shell；2111, casing；2112, screw rod；2113, lifting motor；2114, first gear；2115, the second tooth
Wheel；22, lifter plate；220, pilot hole；221, guide post；222, accommodating groove；3, warning mechanism；30, warning sign；31, shaft；
32, rotary electric machine；4, control device；40, power supply；41, it switchs；42, controller；43, relay；44, processor；45, wireless
Communication device；46, display；47, client.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
Referring to Fig. 1 to Fig. 8, a kind of pantographic alarming device, including cabinet 1, elevating mechanism 2 and be located at elevating mechanism 2 on
The warning mechanism 3 of side；The elevating mechanism 2 includes fixed plate 20, telescoping mechanism 21 and lifter plate 22；The fixed plate 20 is laterally
It is fixed on lower end in cabinet 1, lifter plate 22 is fixed on 20 upper end of fixed plate by telescoping mechanism 21, and going up and down by lifter plate 22 will
Warning mechanism 3 stretches out outside cabinet 1 or folding and unfolding is in cabinet 1；1 side wall of cabinet of 20 upper end of fixed plate offers drainage hole
10；The warning mechanism 3 includes for showing the warning sign 30 of information warning, shaft 31 and the rotation being fixed on lifter plate 22
Motor 32；31 upper end of shaft is fixedly connected with warning sign 30, and 31 lower end of shaft and lifter plate 22 are rotatablely connected, 31 bottom of shaft
End is fixedly connected with the output shaft of rotary electric machine 32, and the setting of adjustment warning sign 30 is rotated by 32 drive shaft 31 of rotary electric machine
Angle.
As shown in fig. 1, fig. 2 and fig. 8, a kind of pantographic alarming device further includes a control device 4, the control device 4
Including power supply 40, switch 41, controller 42, relay 43, processor 44, wireless communication apparatus 45, display 46 and long-range control
The client 47 of system；The power supply 40, controller 42, relay 43, processor 44 and wireless communication apparatus 45 are fixed on fixation
In the cabinet 1 of 20 lower section of plate；The switch 41 is arranged on 1 side wall of cabinet；The display 46 is fixed on warning sign 30, alert
Show that board 30 can directly be pasted and display 46 is perhaps installed in warning；The power supply 40 is electrically connected with switch 41, switch 41 and control
Device 42 is electrically connected, and controller 42 is electrically connected with relay 43, processor 44 and display 46 respectively, processor 44 and wireless telecommunications
Device 45 is electrically connected, and wireless communication apparatus 45 and client 47 are wirelessly connected；The rotary electric machine 32 respectively with power supply 40 and control
Device 42 processed is electrically connected, and rotary electric machine 32 is 110byg stepper motor；The controller 42 is that two-way GPRS positive and negative rotation remotely controls
Device, relay 43 are AMD processor, and wireless communication apparatus 45 is MC52i communication device.
As shown in fig. 1, fig. 2 and fig. 8, there are two solar panels 11 for setting on the cabinet 1；The solar battery
The output end of plate 11 is electrically connected with the input terminal of power supply 40.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 6, Fig. 7 and Fig. 8, two solar panels 11 respectively with 1 upper end phase of cabinet
Hinged to two sides, solar panel 11 and cabinet 1 are 90 ° hinged, so that solar panel 11 can be overturn around cabinet 1
90°；22 upper end of lifter plate of 11 inside of solar panel is provided with turning rod 12；12 lower end of turning rod and liter
Plate 22 drops hingedly, and 12 upper end of turning rod is fixed with for the idler wheel 13 against support solar panel 11；Per the turning rod
Overturning motor 14 is fixed on the lifter plate 22 of 12 sides；It is fixed with third gear 15 on the output shaft of the overturning motor 14,
12 side wall of turning rod is fixed with the 4th gear 16；The third gear 15 intermeshes with the 4th gear 16, by overturning motor
14 driving turning rods 12 are upright or 30 side of warning sign is laid flat keeps solar panel 11 upright or lays flat；The overturning motor 14
It is electrically connected respectively with power supply 40 and controller 42, overturning motor 14 is 110byg stepper motor.
As shown in Fig. 2, Fig. 6 and Fig. 7,22 upper end of lifter plate is provided with for accommodating the accommodating groove for laying flat turning rod 12
222。
As shown in Figure 1, Figure 4 and Figure 5, the telescoping mechanism 21 includes two slide bars 210 being oppositely arranged, two slide bars 210
One end is hinged with the middle position of 22 lower end of lifter plate, and two slide bars, 210 other end bears against opposite in 20 upper end of fixed plate
In two sliding grooves 200 being arranged；It is hinged with telescopic rod 211 between two slide bars 210, passes through the flexible driving of telescopic rod 211
The lifting of lifter plate 22.
As shown in figure 5, the telescopic rod 211 includes shell 2110 and the casing 2111 being socketed in the shell 2110,
Described 2110 one end of shell and slide bar 210 are hinged, and the casing 2111 and another slide bar 210 positioned at 2110 outside of shell are hinged；Institute
It states rotation in shell 2110 and is provided with screw rod 2112, screw rod 2112 is set in casing 2111, screw rod 2112 and 2111 spiral shell of casing
Line connection；Lifting motor 2113 is provided in the shell 2110；First is fixed on the output shaft of the lifting motor 2113
Gear 2114 is fixed with second gear 2115 on screw rod 2112, and first gear 2114 is intermeshed with second gear 2115；It is described
Lifting motor 2113 is electrically connected with power supply 40 and controller 42 respectively, and lifting motor 2113 is 110byg stepper motor.
As shown in Figure 1, Figure 2 and Figure 4, multiple pilot holes 220, a guide post 221 are longitudinally offered on the lifter plate 22
Pilot hole 220 is passed through from top to bottom and is extended downwardly；221 lower end of guide post is fixedly connected with 20 upper end of fixed plate.
Working principle of the utility model is:
A kind of utility model pantographic alarming device is in use, user can will remotely be executed by client 47
Order is sent to wireless communication apparatus 45, and wireless communication apparatus 45 sends a command to processor 44 and carries out data processing, through locating
Order after reason device 44 parses is sent to controller 42, and controller 42 controls corresponding equipment and makes movement, such as: user Ke Tong
It crosses client 47 and the order of change warning content is remotely sent to wireless communication apparatus 45, wireless communication apparatus 45 sends out order
It gives processor 44 and carries out data processing, the order after the parsing of processor 44 is sent to controller 42, and the control of controller 42 is aobvious
Show the warning content of the change display of device 46；Order forward or reverse remotely can be sent to channel radio by client 47 by user
Device 45 is interrogated, wireless communication apparatus 45 sends a command to processor 44 and carries out data processing, the life after the parsing of processor 44
Order is sent to controller 42, the controllable overturning motor 14 of controller 42, lifting motor 2113 and rotary electric machine 32 rotate forward or
Reversion；User can be sent to wireless communication apparatus 45, wireless telecommunications dress by the order that client 47 remotely will be switched off or open
It sets 45 and sends a command to the progress data processing of processor 44, the order after the parsing of processor 44 is sent to controller 42, controls
Device 42 processed can control relay 43 remotely to disconnect or open circuitry.
Further, the pantographic alarming device by overturning motor 14 in use, can be such that turning rod 12 gradually turns over outward
Upright state is changed into, then so that telescopic rod 211 is shortened the angle of two slide bars 210 of reduction by lifting motor 2113, drives lifter plate
22 rise, while the idler wheel 13 of upright 12 upper end of turning rod pushes the solar panel 11 laid flat and is flipped up, and makes warning machine
Structure 3 stretches out outside cabinet 1；After warning mechanism 3 stretches out outside cabinet 1, turning rod 12 can be made inwardly gradually to overturn by overturning motor 14,
Inwardly gradually overturning can pass through 32 drive shaft of rotary electric machine up to lying in 22 upper end of lifter plate to solar panel 11 therewith
31 rotations, adjust the setting angle of warning sign 30, see information warning clearly convenient for pedestrian or construction personnel；User can be as needed,
Wireless communication apparatus 45 is sent a command to by client 47 in time, wireless communication apparatus 45 sends command signals to processing
Device 44 carries out data processing, processor 44 will treated data are sent to controller 42, controller 42 can will treated number
According to display 46 is fed back to, the information warning of display 46, strong applicability can be changed in time；When encountering strong wind weather, it can pass through
Turning rod 12 flips outward solar panel 11 being in upright state, by telescoping mechanism 21 by 3 recovery box of warning mechanism
In body 1, as turning rod 12 is gradually reduced, gradually inwardly overturning lies in 30 upper end of warning sign to solar panel 11, enters
Rainwater in cabinet 1 can be discharged in time by drainage hole 10；When the pantographic alarming device encounters strong wind weather, will can effectively it warn
Showing that the scaling of board 30 in cabinet 1, does not easily cause warning sign 30 to damage, strong wind weather later again can show warning sign 30,
Warning function is provided for pedestrian and construction personnel, safety is good, and flexibility is high.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (8)
1. a kind of pantographic alarming device, it is characterised in that: including cabinet (1), elevating mechanism (2) and be located at elevating mechanism (2)
The warning mechanism (3) of top；The elevating mechanism (2) includes fixed plate (20), telescoping mechanism (21) and lifter plate (22)；It is described
Fixed plate (20) is fastened transversely to cabinet (1) interior lower end, and lifter plate (22) is fixed on fixed plate (20) by telescoping mechanism (21)
Warning mechanism (3) are stretched out cabinet (1) outside by lifter plate (22) lifting or folding and unfolding are in cabinet (1) by upper end；The fixed plate
(20) cabinet (1) side wall of upper end offers drainage hole (10)；The warning mechanism (3) includes the police for showing information warning
Show board (30), shaft (31) and the rotary electric machine (32) being fixed on lifter plate (22)；Shaft (31) upper end and warning sign
(30) it is fixedly connected, shaft (31) lower end and lifter plate (22) are rotatablely connected, and shaft (31) bottom end is defeated with rotary electric machine (32)
Shaft is fixedly connected, and the setting angle of adjustment warning sign (30) is rotated by rotary electric machine (32) drive shaft (31).
2. a kind of pantographic alarming device as described in claim 1, it is characterised in that: it further include a control device (4), it is described
Control device (4) includes power supply (40), switch (41), controller (42), relay (43), processor (44), wireless telecommunications dress
Set (45), display (46) and the client (47) remotely controlled；The power supply (40), controller (42), relay (43), place
Reason device (44) and wireless communication apparatus (45) are fixed on the cabinet (1) below fixed plate (20) Nei；Switch (41) setting exists
On cabinet (1) side wall；The display (46) is fixed on warning sign (30)；The power supply (40) is electrically connected with switch (41),
Switch (41) be electrically connected with controller (42), controller (42) respectively with relay (43), processor (44) and display (46)
Electrical connection, processor (44) are electrically connected with wireless communication apparatus (45), and wireless communication apparatus (45) wirelessly connects with client (47)
It connects；The rotary electric machine (32) is electrically connected with power supply (40) and controller (42) respectively.
3. a kind of pantographic alarming device as claimed in claim 2, it is characterised in that: on the cabinet (1) there are two settings
Solar panel (11)；The output end of the solar panel (11) is electrically connected with the input terminal of power supply (40).
4. a kind of pantographic alarming device as claimed in claim 3, it is characterised in that: two solar panels (11) point
It is not hinged with cabinet (1) upper end opposite sides；Lifter plate (22) upper end on the inside of per the solar panel (11) is provided with
Turning rod (12)；Hingedly, turning rod (12) upper end is fixed with for against branch for turning rod (12) lower end and lifter plate (22)
Support the idler wheel (13) of solar panel (11)；Overturning motor is fixed on lifter plate (22) per the turning rod (12) side
(14)；It is fixed with third gear (15) on the output shaft of overturning motor (14), turning rod (12) side wall is fixed with the 4th tooth
It takes turns (16)；The third gear (15) is intermeshed with the 4th gear (16), passes through overturning motor (14) driving turning rod (12)
Upright or warning sign (30) side, which is laid flat, to be kept solar panel (11) upright or lays flat；The overturning motor (14) respectively with electricity
Source (40) and controller (42) electrical connection.
5. a kind of pantographic alarming device as claimed in claim 4, it is characterised in that: lifter plate (22) upper end is provided with
For accommodating the accommodating groove (222) for laying flat turning rod (12).
6. a kind of pantographic alarming device as claimed in claim 3, it is characterised in that: the telescoping mechanism (21) includes two
The slide bar (210) being oppositely arranged, two slide bars (210) one end is hinged with the middle position of lifter plate (22) lower end, two slide bars
(210) other end is born against in two sliding grooves (200) being oppositely arranged in fixed plate (20) upper end；Two slide bars
(210) it is hinged with telescopic rod (211) between, passes through the lifting of the flexible driving lifter plate (22) of telescopic rod (211).
7. a kind of pantographic alarming device as claimed in claim 6, it is characterised in that: the telescopic rod (211) includes shell
(2110) and the casing (2111) that is socketed in the shell (2110), described shell (2110) one end and slide bar (210) hingedly,
Casing (2111) and another slide bar (210) on the outside of shell (2110) is hinged；Rotation is provided in the shell (2110)
Screw rod (2112), screw rod (2112) are set in casing (2111), and screw rod (2112) is threadedly coupled with casing (2111)；It is described outer
Lifting motor (2113) are provided in shell (2110)；First gear is fixed on the output shaft of the lifting motor (2113)
(2114), it is fixed with second gear (2115) on screw rod (2112), first gear (2114) is nibbled mutually with second gear (2115)
It closes；The lifting motor (2113) is electrically connected with power supply (40) and controller (42) respectively.
8. a kind of pantographic alarming device as described in claim 1, it is characterised in that: longitudinally opened up on the lifter plate (22)
Have multiple pilot holes (220), a guide post (221) passes through pilot hole (220) from top to bottom and extends downwardly；The guide post
(221) lower end is fixedly connected with fixed plate (20) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821977611.1U CN209149710U (en) | 2018-11-28 | 2018-11-28 | A kind of pantographic alarming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821977611.1U CN209149710U (en) | 2018-11-28 | 2018-11-28 | A kind of pantographic alarming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209149710U true CN209149710U (en) | 2019-07-23 |
Family
ID=67287988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821977611.1U Active CN209149710U (en) | 2018-11-28 | 2018-11-28 | A kind of pantographic alarming device |
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| Country | Link |
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| CN (1) | CN209149710U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111501604A (en) * | 2020-04-15 | 2020-08-07 | 贵州电网有限责任公司 | Can accomodate safety alarm device |
| CN111754881A (en) * | 2020-07-13 | 2020-10-09 | 苏州裕谦信息科技有限公司 | Propaganda display device is promoted to technique |
| CN113037302A (en) * | 2021-02-04 | 2021-06-25 | 郑霖玲 | Removal type integral type signal receiver |
| CN115116151A (en) * | 2022-06-21 | 2022-09-27 | 江苏通行宝智慧交通科技股份有限公司 | ETC charging device based on parking area and roadside |
-
2018
- 2018-11-28 CN CN201821977611.1U patent/CN209149710U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111501604A (en) * | 2020-04-15 | 2020-08-07 | 贵州电网有限责任公司 | Can accomodate safety alarm device |
| CN111501604B (en) * | 2020-04-15 | 2021-11-02 | 贵州电网有限责任公司 | Can accomodate safety alarm device |
| CN111754881A (en) * | 2020-07-13 | 2020-10-09 | 苏州裕谦信息科技有限公司 | Propaganda display device is promoted to technique |
| CN113037302A (en) * | 2021-02-04 | 2021-06-25 | 郑霖玲 | Removal type integral type signal receiver |
| CN115116151A (en) * | 2022-06-21 | 2022-09-27 | 江苏通行宝智慧交通科技股份有限公司 | ETC charging device based on parking area and roadside |
| CN115116151B (en) * | 2022-06-21 | 2024-05-28 | 江苏通行宝智慧交通科技股份有限公司 | ETC charging device based on parking area and road side |
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