CN109518993A - A kind of tollbooth applied to highway - Google Patents
A kind of tollbooth applied to highway Download PDFInfo
- Publication number
- CN109518993A CN109518993A CN201811282727.8A CN201811282727A CN109518993A CN 109518993 A CN109518993 A CN 109518993A CN 201811282727 A CN201811282727 A CN 201811282727A CN 109518993 A CN109518993 A CN 109518993A
- Authority
- CN
- China
- Prior art keywords
- tollbooth
- ontology
- fixed frame
- tollbooth ontology
- photovoltaic panel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H1/00—Buildings or groups of buildings for dwelling or office purposes; General layout, e.g. modular co-ordination or staggered storeys
- E04H1/12—Small buildings or other erections for limited occupation, erected in the open air or arranged in buildings, e.g. kiosks, waiting shelters for bus stops or for filling stations, roofs for railway platforms, watchmen's huts or dressing cubicles
- E04H1/1205—Small buildings erected in the open air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/01—Engine exhaust gases
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Architecture (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
Abstract
The present invention provides a kind of tollbooth applied to highway, including tollbooth ontology, the side of tollbooth ontology is equipped with motorized window, the other side on tollbooth ontology is equipped with electrically operated gate, the top of tollbooth ontology is equipped with solar energy photovoltaic panel regulating mechanism, solar energy photovoltaic panel regulating mechanism is equipped with solar energy photovoltaic panel, one side lower part of tollbooth ontology is equipped with discharge pipe, discharge pipe is equipped with exhaust fan, the other end of discharge pipe is connected with air filter, side of the air filter far from discharge pipe is connected with the blast pipe that one upper lateral part of tollbooth ontology is equipped with, tollbooth is set inside the body fee collection platform, fee collection platform is equipped with driveway controller, the outside of tollbooth ontology is successively arranged preposition barrier machine along vehicle traffic direction, weighing-appliance, RSU antenna equipment, show equipment and postposition barrier machine, and preposition column Bar machine, weighing-appliance, RSU antenna equipment, display equipment and postposition barrier machine are connected with driveway controller.
Description
Technical field
The present invention relates to tollbooth technical field more particularly to a kind of tollbooth applied to highway.
Background technique
Tollbooth belongs to the one kind in sentry box, is generally made using the materials such as stainless steel or stone brick, tollbooth is common in
The inlet and outlet of highway, the doorway of the gardens such as cell, school, industry park, tollbooth-are received for charging as its name suggests
The use of Fei Ting enables toll site reasonably to manage the disengaging of vehicle, while can rise to the toll collector in toll booth
To good protective effect.
The structure of existing tollbooth is all relatively simple, and working environment is poor, cold in winter and hot in summer, influences the work of staff
Enthusiasm and working efficiency;And tollbooth is not available when having a power failure suddenly in order to prevent, and the sun is all arranged in the top of tollbooth
Can solar panel store electric energy, it is to do spare;But since the absorption efficiency of solar battery is not high, people usually pass through
Increase receiving area to increase the output power of solar panel, but since the size of tollbooth is limited, it is therefore desirable to and
When adjustment solar panel tilt angle can receive the irradiation of sunlight to the greatest extent, and existing tollbooth
The solar panel of top setting is mostly unadjustable, and the conversion power of solar panel is lower, cannot expire well
Sufficient use demand.
Summary of the invention
The present invention exactly against the above technical problems, provides a kind of tollbooth applied to highway.
The present invention to achieve the above object, using following technical scheme: a kind of tollbooth applied to highway, it is special
Sign is, including tollbooth ontology, and the inner wall of tollbooth ontology is equipped with heat preserving and insulating material, and the side of tollbooth ontology is equipped with
Motorized window, the other side of tollbooth ontology are equipped with electrically operated gate, and the top of tollbooth ontology is equipped with solar energy photovoltaic panel regulating mechanism,
Solar energy photovoltaic panel regulating mechanism is equipped with solar energy photovoltaic panel, and the inner top of tollbooth ontology is equipped with to be connect with solar photovoltaic panel
Graphene battery, the inner top of tollbooth ontology is additionally provided with headlamp, and a side lower part of tollbooth ontology is equipped with discharge pipe,
Discharge pipe is equipped with exhaust fan, and the other end of discharge pipe is connected with air filter, air filter far from discharge pipe one
Side is connected with the blast pipe that one upper lateral part of tollbooth ontology is equipped with, and the inside of air filter is along the side of discharge pipe to blast pipe
It is set to activated carbon filter layer, HEPA adsorption layer, chemical filter material layer and anion generator, the inside of tollbooth ontology is successively arranged
There is fee collection platform, fee collection platform is equipped with driveway controller, and the side of fee collection platform is equipped with seat, tollbooth ontology
Outside is successively arranged preposition barrier machine, weighing-appliance, RSU antenna equipment, display equipment and postposition railing along vehicle traffic direction
Machine, and preposition barrier machine, weighing-appliance, RSU antenna equipment, display equipment and postposition barrier machine are connected with driveway controller.
The solar energy photovoltaic panel regulating mechanism includes one He of fixed frame for being separately positioned on tollbooth bodies top two sides
Fixed frame two is equipped with horizontal screw rod, passes through axis between one end and fixed frame one of screw rod between fixed frame one and fixed frame two
Rotation connection is held, the motor shaft for the steering motor being equipped on the outside of the other end and fixed frame two of screw rod is connected, the top of fixed frame one
Portion is equipped with fixing seat, and electric telescopic rod one is equipped in fixing seat, is threaded with sliding block, the top of tollbooth ontology on screw rod
Equipped with the sliding rail moved horizontally for sliding block, the top of sliding block is equipped with electric telescopic rod two, the over top of tollbooth ontology
It is additionally provided with photovoltaic frame, the upper end of electric telescopic rod one and the side lower end of photovoltaic frame are hinged, and the lower surface of photovoltaic frame is equipped with sliding slot,
Sliding slot is embedded with top shoe, and the upper end of electric telescopic rod two and the lower end of top shoe are hinged, and solar energy photovoltaic panel is arranged in photovoltaic
On frame, electric cylinder one, electric cylinder two and steering motor are connected with PLC controller, and the bottom of tollbooth ontology is equipped with bottom
The bottom of seat, pedestal is equipped with multiple damping devices.
The steering motor is clockwise and anticlockwise motor, and when the motor shaft of steering motor rotates forward, motor shaft drives spiral shell
Bar rotates clockwise, and sliding block is moved along sliding rail to the direction of fixed frame one;When the motor shaft of steering motor rotates backward,
Motor shaft drives screw rod to rotate counterclockwise, and sliding block is moved along sliding rail to the direction of fixed frame two.
The section of the top shoe is T-type structure, and top shoe is embedded in sliding slot and sliding setting along the chute.
The damping device includes the upper bush that the lower ending opening of base bottom is arranged in, and the lower section of upper bush is equipped with upper end
The lower sleeve of opening, upper bush are set in the inside of lower sleeve, and the interior bottom of lower sleeve is equipped with damping spring, damping spring it is upper
End is connected with the inner top of upper bush, and the bottom of lower sleeve is equipped with antiskid plate, and the lower surface of antiskid plate is set as laciniation.
Detection coil is additionally provided on front side of the preposition barrier machine.
The product type that the driveway controller uses Qingdao micro-nano Sensotech Ltd. to produce is LC- MC-1012
Driveway controller.
The beneficial effects of the present invention are: the air filter that the present invention is arranged can effectively remove the intrinsic vapour of tollbooth
Tail gas and particulate matter provide good working environment for staff;And staff can also periodically adjust it is electronic
Telescopic rod one, electric telescopic rod two and steering motor adjust the light angle of solar energy photovoltaic panel, relative to it is existing not
For the solar energy photovoltaic panel being adjustable, the transfer efficiency of solar energy photovoltaic panel of the invention is higher, and using effect is preferable.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the structural schematic diagram of sliding slot of the present invention and top shoe;
In figure: 1, tollbooth ontology;2, heat preserving and insulating material;3, solar energy photovoltaic panel;4, graphene battery;5, it illuminates
Lamp;6, discharge pipe;7, blast pipe;8, activated carbon filter layer;9, HEPA adsorption layer;10, chemical filter material layer;11, anion occurs
Device;12, fee collection platform;13, seat;14, fixed frame one;15, fixed frame two;16, screw rod;17, steering motor;18, fixed
Seat;19, electric telescopic rod one;20, sliding block;21, electric telescopic rod two;22, photovoltaic frame;23, sliding slot;24, top shoe;25,
Pedestal;26, upper bush;27, lower sleeve;28, damping spring;29, antiskid plate.
Specific embodiment
Below with reference to embodiment, the invention will be further described:
As shown, a kind of tollbooth applied to highway, including tollbooth ontology 1, the inner wall of tollbooth ontology 1
It is equipped with heat preserving and insulating material 2, the side of tollbooth ontology 1 is equipped with motorized window, and the other side of tollbooth ontology 1 is equipped with electronic
Door, the top of tollbooth ontology 1 are equipped with solar energy photovoltaic panel regulating mechanism, and solar energy photovoltaic panel regulating mechanism is equipped with solar energy
Photovoltaic panel 3, the inner top of tollbooth ontology 1 are equipped with the graphene battery 4 connecting with solar photovoltaic panel 3, tollbooth ontology 1
Inner top is additionally provided with headlamp 5, and a side lower part of tollbooth ontology 1 is equipped with discharge pipe 6, and discharge pipe 6 is equipped with exhaust fan, outlet air
The other end of pipe 6 is connected with air filter, on side of the air filter far from discharge pipe 6 and 1 side of tollbooth ontology
The blast pipe 7 that portion is equipped with is connected, and the inside of air filter is successively arranged active carbon along the direction of discharge pipe 6 to blast pipe 7
Filter layer 8, HEPA adsorption layer 9, chemical filter material layer 10 and anion generator 11, the inside of tollbooth ontology 1 are equipped with charge work
Make platform 12, fee collection platform 12 is equipped with driveway controller, and the side of fee collection platform 12 is equipped with seat 13, tollbooth ontology 1
Outside be successively arranged preposition barrier machine, weighing-appliance, RSU antenna equipment, display equipment and postposition column along vehicle traffic direction
Bar machine, and preposition barrier machine, weighing-appliance, RSU antenna equipment, display equipment and postposition barrier machine with driveway controller phase
Even.
Solar energy photovoltaic panel regulating mechanism includes one 14 He of fixed frame for being separately positioned on 1 top two sides of tollbooth ontology
Fixed frame 2 15 is equipped with horizontal screw rod 16, one end of screw rod 16 and fixed frame one between fixed frame 1 and fixed frame 2 15
It is rotatablely connected between 14 by bearing, the motor for the steering motor 17 being equipped on the outside of the other end and fixed frame 2 15 of screw rod 16
Axis is connected, and the top of fixed frame 1 is equipped with fixing seat 18, and electric telescopic rod 1, screw thread on screw rod 16 are equipped in fixing seat 18
It is connected with sliding block 20, the top of tollbooth ontology 1 is equipped with the sliding rail moved horizontally for sliding block 20, and the top of sliding block 20 is set
There is electric telescopic rod 2 21, the over top of tollbooth ontology 1 is additionally provided with photovoltaic frame 22, the upper end of electric telescopic rod 1 and light
The side lower end for lying prostrate frame 22 is hinged, and the lower surface of photovoltaic frame 22 is equipped with sliding slot 23, and sliding slot 23 is embedded with top shoe 24, electric expansion
The upper end of bar 2 21 and the lower end of top shoe 24 are hinged, and solar energy photovoltaic panel 3 is arranged on photovoltaic frame 22, electric telescopic rod one
19, electric telescopic rod 2 21 and steering motor 17 are connected with PLC controller, and the bottom of tollbooth ontology 1 is equipped with pedestal 25,
The bottom of pedestal 25 is equipped with multiple damping devices.
The steering motor 17 is clockwise and anticlockwise motor, when the motor shaft of steering motor 17 rotates forward, motor shaft band
Dynamic screw rod 16 rotates clockwise, and sliding block 20 is moved along sliding rail to the direction of fixed frame 1;When the motor shaft of steering motor 17
When rotating backward, motor shaft drives screw rod 16 to rotate counterclockwise, and sliding block 20 is moved along sliding rail to the direction of fixed frame 2 15.
The section of the top shoe 24 is T-type structure, and top shoe 24 is embedded in sliding slot 23 and 23 slidings are set along the chute
It sets.
The damping device includes the upper bush 26 that the lower ending opening of 25 bottom of pedestal is arranged in, the lower section of upper bush 26
Lower sleeve 27 equipped with upper end opening, upper bush 26 are set in the inside of lower sleeve 27, and the interior bottom of lower sleeve 27 is equipped with damping
The upper end of spring 28, damping spring 28 is connected with the inner top of upper bush 26, and the bottom of lower sleeve 27 is equipped with antiskid plate 29, anti-skidding
The lower surface of plate 29 is set as laciniation.
Detection coil is additionally provided on front side of the preposition barrier machine.
The product type that the driveway controller uses Qingdao micro-nano Sensotech Ltd. to produce is LC- MC-1012
Driveway controller.
Activated carbon filter layer 8 that the present invention is arranged, HEPA adsorption layer 9, chemical filter material layer 10 can effectively remove tollbooth
Vehicle exhaust and particulate matter in ontology 1, the anion generator 11 of setting can generate the anion for being largely beneficial to human body,
Good working environment is provided for staff;And staff can also periodically adjust electric telescopic rod 1, electronic
Telescopic rod 2 21 and steering motor 17 adjust the light angle of solar energy photovoltaic panel 3, is not adjustable relative to existing
For solar energy photovoltaic panel 3, the transfer efficiency of solar energy photovoltaic panel 3 of the invention is higher, and using effect is preferable;25 bottom of pedestal
The multiple damping devices being arranged can carry out effective damping when tollbooth ontology 1 is by external force collision, improve tollbooth sheet
Body 1 using safety-type;And after detection coil has detected that vehicle will enter lane, signal is passed to vehicle by detection coil
Track control unit, driveway controller control preposition barrier machine and lift to that will enter the vehicle clearance weighed in lane, and weighing-appliance claims
Driveway controller is sent information to after weight, the weight of vehicle is sent to display equipment by driveway controller, and display equipment is shown
The weight of vehicle, then vehicle control device determines toll amount according to the weight of vehicle, is then sent to toll amount PSU days
Line equipment, and deducted fees according to toll amount to vehicle by PSU antenna equipment, lane control is sent information to after the completion of deducting fees
Device processed, then driveway controller control postposition barrier machine, which lifts, lets pass to vehicle.
Above example is to the present invention have been described in detail, it is clear that the present invention implements not by the limit of aforesaid way
System as long as using the various improvement that the inventive concept and technical scheme of the present invention carry out, or not improved directly applies to it
Its occasion, it is within the scope of the present invention.
Claims (6)
1. a kind of tollbooth applied to highway, which is characterized in that including tollbooth ontology (1), tollbooth ontology (1)
Inner wall is equipped with heat preserving and insulating material (2), and the side of tollbooth ontology (1) is equipped with motorized window, the other side of tollbooth ontology (1)
Equipped with electrically operated gate, the top of tollbooth ontology (1) is equipped with solar energy photovoltaic panel regulating mechanism, on solar energy photovoltaic panel regulating mechanism
Equipped with solar energy photovoltaic panel (3), the inner top of tollbooth ontology (1) is equipped with the graphene electric power storage connecting with solar photovoltaic panel (3)
Pond (4), the inner top of tollbooth ontology (1) are additionally provided with headlamp (5), and a side lower part of tollbooth ontology (1) is equipped with discharge pipe
(6), discharge pipe (6) is equipped with exhaust fan, and the other end of discharge pipe (6) is connected with air filter, and air filter is separate
The side of discharge pipe (6) is connected with the blast pipe (7) that (1) one upper lateral part of tollbooth ontology is equipped with, the inside of air filter
Activated carbon filter layer (8), HEPA adsorption layer (9), chemical filter material layer are successively arranged along the direction of discharge pipe (6) to blast pipe (7)
(10) and anion generator (11), the inside of tollbooth ontology (1) is equipped with fee collection platform (12), on fee collection platform (12)
Equipped with driveway controller, the side of fee collection platform (12) is equipped with seat (13), and the outside of tollbooth ontology (1) is run along vehicle
Direction is successively arranged preposition barrier machine, weighing-appliance, RSU antenna equipment, display equipment and postposition barrier machine, and preposition railing
Machine, weighing-appliance, RSU antenna equipment, display equipment and postposition barrier machine are connected with driveway controller.
2. a kind of tollbooth applied to highway according to claim 1, which is characterized in that solar energy photovoltaic panel tune
Section mechanism includes the fixed frame one (14) and fixed frame two (15) for being separately positioned on two sides at the top of tollbooth ontology (1), fixed frame
It is equipped with horizontal screw rod (16) between one (14) and fixed frame two (15), leads between one end and fixed frame one (14) of screw rod (16)
Cross bearing rotation connection, the motor shaft phase for the steering motor (17) being equipped on the outside of the other end and fixed frame two (15) of screw rod (16)
Even, the top of fixed frame one (14) is equipped with fixing seat (18), and electric telescopic rod one (19), screw rod (16) are equipped in fixing seat (18)
On be threaded with sliding block (20), the top of tollbooth ontology (1) is equipped with the sliding rail moved horizontally for sliding block (20), glides
The top of block (20) is equipped with electric telescopic rod two (21), and the over top of tollbooth ontology (1) is additionally provided with photovoltaic frame (22), electronic
The upper end of telescopic rod one (19) and the side lower end of photovoltaic frame (22) are hinged, and the lower surface of photovoltaic frame (22) is equipped with sliding slot (23),
Sliding slot (23) is embedded with top shoe (24), and the upper end of electric telescopic rod two (21) and the lower end of top shoe (24) are hinged, solar energy
Photovoltaic panel (3) is arranged on photovoltaic frame (22), and electric telescopic rod one (19), electric telescopic rod two (21) and steering motor (17) are equal
It is connected with PLC controller, the bottom of tollbooth ontology (1) is equipped with pedestal (25), and the bottom of pedestal (25) is filled equipped with multiple dampings
It sets.
3. a kind of tollbooth applied to highway according to claim 2, which is characterized in that the steering motor
It (17) is clockwise and anticlockwise motor, when the motor shaft of steering motor (17) rotates forward, motor shaft drives screw rod (16) clockwise
Rotation, sliding block (20) are mobile to the direction of fixed frame one (14) along sliding rail;When the motor shaft of steering motor (17) rotates backward
When, motor shaft drives screw rod (16) to rotate counterclockwise, and sliding block (20) is mobile to the direction of fixed frame two (15) along sliding rail.
4. a kind of tollbooth applied to highway according to claim 2, which is characterized in that the top shoe (24)
Section be T-type structure, top shoe (24) is embedded in sliding slot (23) and (23) sliding is arranged along the chute.
5. a kind of tollbooth applied to highway according to claim 2, which is characterized in that the damping device packet
Setting is included in the upper bush (26) of the lower ending opening of pedestal (25) bottom, the lower section of upper bush (26) is equipped with trapping for upper end opening
Cylinder (27), upper bush (26) are set in the inside of lower sleeve (27), and the interior bottom of lower sleeve (27) is equipped with damping spring (28), subtracts
The upper end of shake spring (28) is connected with the inner top of upper bush (26), and the bottom of lower sleeve (27) is equipped with antiskid plate (29), anti-skidding
The lower surface of plate (29) is set as laciniation.
6. a kind of tollbooth applied to highway according to claim 1, which is characterized in that the preposition barrier machine
Front side be additionally provided with detection coil.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811282727.8A CN109518993A (en) | 2018-10-31 | 2018-10-31 | A kind of tollbooth applied to highway |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811282727.8A CN109518993A (en) | 2018-10-31 | 2018-10-31 | A kind of tollbooth applied to highway |
Publications (1)
Publication Number | Publication Date |
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CN109518993A true CN109518993A (en) | 2019-03-26 |
Family
ID=65773049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811282727.8A Pending CN109518993A (en) | 2018-10-31 | 2018-10-31 | A kind of tollbooth applied to highway |
Country Status (1)
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CN (1) | CN109518993A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112124124A (en) * | 2020-10-15 | 2020-12-25 | 安徽普烁光电科技有限公司 | Solar charging pile based on Internet of things and control system thereof |
CN113737893A (en) * | 2021-09-28 | 2021-12-03 | 乔庆 | Energy-saving water supply device |
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CN206829676U (en) * | 2017-04-05 | 2018-01-02 | 广东亿科交通设施科技有限公司 | A kind of compound tollbooth of removable stainless steel |
CN206917333U (en) * | 2017-07-17 | 2018-01-23 | 广州行业圈数据科技有限公司 | A kind of smart city municipal administration security booth |
CN207211822U (en) * | 2017-07-28 | 2018-04-10 | 徐伯琴 | A kind of multi-functional tollbooth in parking lot |
CN207399105U (en) * | 2017-10-27 | 2018-05-22 | 李洪东 | A kind of solar panels supporting rack |
CN207853814U (en) * | 2017-12-21 | 2018-09-11 | 朱颖 | A kind of adjustable solar-electricity board fixer |
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2018
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Patent Citations (6)
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CN206829678U (en) * | 2017-04-05 | 2018-01-02 | 广东亿科交通设施科技有限公司 | A kind of intelligent charging booth |
CN206829676U (en) * | 2017-04-05 | 2018-01-02 | 广东亿科交通设施科技有限公司 | A kind of compound tollbooth of removable stainless steel |
CN206917333U (en) * | 2017-07-17 | 2018-01-23 | 广州行业圈数据科技有限公司 | A kind of smart city municipal administration security booth |
CN207211822U (en) * | 2017-07-28 | 2018-04-10 | 徐伯琴 | A kind of multi-functional tollbooth in parking lot |
CN207399105U (en) * | 2017-10-27 | 2018-05-22 | 李洪东 | A kind of solar panels supporting rack |
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CN112124124A (en) * | 2020-10-15 | 2020-12-25 | 安徽普烁光电科技有限公司 | Solar charging pile based on Internet of things and control system thereof |
CN113737893A (en) * | 2021-09-28 | 2021-12-03 | 乔庆 | Energy-saving water supply device |
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Application publication date: 20190326 |
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