CN114898568A - Vehicle noninductive acquisition equipment - Google Patents
Vehicle noninductive acquisition equipment Download PDFInfo
- Publication number
- CN114898568A CN114898568A CN202210503630.5A CN202210503630A CN114898568A CN 114898568 A CN114898568 A CN 114898568A CN 202210503630 A CN202210503630 A CN 202210503630A CN 114898568 A CN114898568 A CN 114898568A
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- CN
- China
- Prior art keywords
- circuit board
- vehicle
- equipment
- digital circuit
- cast aluminum
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- 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.)
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 30
- 238000004891 communication Methods 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 229920003023 plastic Polymers 0.000 claims abstract description 8
- 239000004033 plastic Substances 0.000 claims abstract description 8
- 239000004411 aluminium Substances 0.000 claims description 10
- 230000017525 heat dissipation Effects 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000007688 edging Methods 0.000 claims description 2
- 230000001939 inductive effect Effects 0.000 abstract description 8
- 239000000428 dust Substances 0.000 abstract description 6
- 238000013500 data storage Methods 0.000 abstract description 4
- 230000000295 complement effect Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000005266 casting Methods 0.000 description 4
- 230000001629 suppression Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The invention relates to the technical field of vehicle acquisition equipment and discloses vehicle non-inductive acquisition equipment which comprises a wireless transceiving circuit board, a digital circuit board, a network communication circuit board and a cast aluminum bottom shell, wherein a plastic surface cover covers the top of the cast aluminum bottom shell, the digital circuit board is fixed on a bottom screw post in a cavity of the cast aluminum bottom shell, the wireless transceiving circuit board is erected right above the digital circuit board through a hexagonal screw post, and the network communication circuit board is arranged in a preset slot on the left side of the cavity of the cast aluminum bottom shell. This vehicle noninductive collection equipment has the license plate recognition function, compares with traditional public security video and bayonet socket and has that recognition speed is fast, network transmission requires lowly, data storage space is little, and is difficult to receive external factors influence such as weather, dust, and it is complementary with technical formation advantages such as traditional public security video, public security bayonet socket, promotes license plate recognition rate to realize greatly reduced construction and maintenance cost.
Description
Technical Field
The invention relates to the technical field of vehicle acquisition equipment, in particular to vehicle non-inductive acquisition equipment.
Background
At present, the modes for collecting the vehicle information mainly comprise a common public security video, a traditional public security checkpoint, mobile license plate recognition and the like. The ordinary public security video can record passing vehicles, but cannot automatically identify license plates and convert the license plates into formatted data, so that the public security video is inconvenient to query in a large time span; in addition, the common security video is easily influenced by external factors such as self-shooting pixels or light dust, and the license plate is blurred and cannot be recognized; the traditional public security checkpoint can identify the license plate information of a passing vehicle, but is easy to have the defects of wrong shooting, missed shooting and the like caused by weather, light, dust, license plate shielding and other reasons; the mobile license plate recognition has obvious defects by deploying the camera head on the patrol car to realize video mobile snapshot recognition, is easily influenced by snapshot angles, shaking of vehicle movement and the like, and is difficult to improve the recognition rate, so that a vehicle non-inductive acquisition device is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a vehicle non-inductive acquisition device which has the advantages of high identification speed, low network transmission requirement, small data storage space, difficulty in being influenced by external factors such as weather and dust and the like compared with the traditional public security video and card port, and solves the problems in the background art.
(II) technical scheme
The invention provides the following technical scheme: the utility model provides a vehicle noninductive collection equipment, includes wireless transceiver circuit board, digital circuit board, network communication circuit board and casts the aluminium drain pan, the top lid of casting the aluminium drain pan has closed plastics face lid, digital circuit board fixes on the bottom screw post in casting aluminium drain pan cavity, wireless transceiver circuit board passes through hexagonal screw post directly over the digital circuit board, network communication circuit board installs at the left slot of predetermineeing of casting aluminium drain pan cavity, wireless transceiver circuit board, digital circuit board and network communication circuit board carry out connection communication through the data line.
Preferably, the wireless transceiving circuit board is used for ASK modulation and demodulation of wireless signals, the frequency is 5.8GHz, and main wireless transmission indexes such as a modulation coefficient of 90%, a sending rate of 256kbit/s, a receiving rate of 512kbit/s, a bit clock precision of +/-100 x10-6, a receiving bandwidth of 5GHz, a receiving sensitivity of more than or equal to-70 dBm, a blocking interference suppression ratio of less than-30 dB, an adjacent channel interference suppression ratio of less than 20dB, and the highest input signal power of more than or equal to-20 dBm are realized.
Preferably, the digital circuit board is used for performing FM encoding and decoding and data acquisition service logic control on the data of the wireless transceiver circuit board.
Preferably, the network communication circuit board is used for establishing a network transmission channel to realize data exchange between the digital circuit board and the upper computer.
Preferably, a silica gel waterproof edge strip is embedded between the plastic surface cover and the cast aluminum bottom shell and is fastened up and down through screws to form a sealed cavity.
Preferably, the front of cast aluminium drain pan is equipped with the waterproof end cap of thing allies oneself with card, 12V waterproof power interface and equipment configuration interface, the waterproof end cap of thing allies oneself with card realizes that the user need not to open the cavity and can install the thing allies oneself with the card, 12V waterproof power interface realizes the outside power supply interface of equipment, the equipment configuration interface realizes that the host computer disposes equipment.
Preferably, the bottom of the cast aluminum bottom shell is fixedly provided with heat dissipation teeth, and the heat dissipation teeth enhance the heat dissipation function of the equipment.
Preferably, the bottom of the cast aluminum bottom shell is fixedly provided with a support fixing stud, the support fixing stud is connected with a standard holding pole support, and installation and fixation of the equipment hanging pole and the hanging wall are achieved.
Compared with the prior art, the invention provides a vehicle non-inductive acquisition device, which has the following beneficial effects:
this vehicle noninductive collection equipment has the license plate recognition function, compares with traditional public security video and bayonet socket and has that recognition speed is fast, network transmission requires lowly, data storage space is little, and is difficult to receive external factors influence such as weather, dust, and it is complementary with technical formation advantages such as traditional public security video, public security bayonet socket, promotes license plate recognition rate to realize greatly reduced construction and maintenance cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a cast aluminum bottom case according to the present invention;
fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.
Wherein: 1. a wireless transceiving circuit board; 2. a digital circuit board; 3. a network communication circuit board; 4. a plastic surface cover; 5. casting an aluminum bottom shell; 6. the thing allies oneself with waterproof end cap of card; 7. a 12V waterproof power interface; 8. a device configuration interface; 9. a heat dissipating tooth; 10. the support fixes the stud.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, a vehicle non-inductive acquisition device, the vehicle OBU information acquisition device comprises a wireless transceiving circuit board 1, a digital circuit board 2, and a network communication circuit board 3, wherein the digital circuit board 2 is first fixed to a bottom screw post in a cavity of a cast aluminum bottom case 5, the wireless transceiving circuit board 1 is directly above the digital circuit board through a hexagonal screw post, the network communication circuit board 3 is installed in a preset slot on the left side of the cavity of the cast aluminum bottom case 5, and the wireless transceiving circuit board 1, the digital circuit board 2, and the network communication circuit board 3 are connected and communicated through data lines. The wireless transceiving circuit board 1 is responsible for ASK modulation and demodulation of wireless signals, the frequency is 5.8GHz, and the main wireless transmission indexes of 90% of modulation coefficient, 256kbit/s of sending rate, 512kbit/s of receiving rate, +/-100 x10-6 of bit clock precision, 5GHz of receiving bandwidth, more than or equal to-70 dBm of receiving sensitivity, less than-30 dB of blocking interference suppression ratio, less than 20dB of adjacent channel interference suppression ratio, more than or equal to-20 dBm of highest input signal power and the like are realized. The digital circuit board 2 is responsible for performing FM0 encoding and decoding and data acquisition service logic control on the data of the wireless transceiving circuit board 1. The network communication circuit board 3 is responsible for establishing a network transmission channel and realizing data exchange between the digital circuit board and an upper computer; silica gel waterproof edgings are embedded between the plastic surface cover 4 and the cast aluminum bottom shell 5 and are fastened up and down through screws to form a sealed cavity, so that the dustproof and waterproof functions of the equipment are realized; the waterproof plug 6 of the Internet of things card realizes that a user can install the Internet of things card without opening the cavity. The 12V waterproof power interface 7 realizes an external power supply interface of the equipment. The equipment configuration interface 8 realizes the configuration of the equipment by the upper computer. The heat dissipation teeth 9 realize the function of strengthening the heat dissipation of the equipment.
Example 2
Referring to fig. 3, a vehicle non-inductive acquisition device includes a wireless transceiver circuit board 1, a digital circuit board 2, a network communication circuit board 3 and a cast aluminum bottom case 5, a plastic cover 4 is covered on the top of the cast aluminum bottom case 5, the digital circuit board 2 is fixed on a bottom screw post in a cavity of the cast aluminum bottom case 5, the wireless transceiver circuit board 1 is mounted right above the digital circuit board 2 through a hexagonal screw post, the network communication circuit board 3 is mounted in a preset slot on the left side of the cavity of the cast aluminum bottom case 5, the wireless transceiver circuit board 1, the digital circuit board 2 and the network communication circuit board 3 are connected and communicated through a data line, a bracket fixing stud 10 is fixedly arranged at the bottom of the cast aluminum bottom case 5, the bracket fixing stud 10 is connected with a standard holding rod bracket, and mounting and fixing of a device hanging rod and a hanging wall are achieved.
The equipment is arranged on a video pole beside a road, a traffic light cross bar and a public security bayonet cross bar through a pole holding support, the installation height is about 3.5-6.5 m according to the field environment, the front side of the equipment is aligned to the middle of a road about 30-40 m in front of the coming direction, the equipment can be powered through a commercial power-to-12V or photovoltaic power generation system, and the identification of the passing vehicle provided with the OBU equipment is realized; the equipment is fixedly arranged at the top of the patrol car through the magnet sucker, and the 12V battery of the vehicle supplies power to the equipment, so that the OBU equipment mounted on the vehicle parked on the roadside can be identified.
The vehicle non-inductive acquisition system has a license plate recognition function, has high recognition speed, low network transmission requirement and small data storage space compared with the traditional public security video and card gate, is not easily influenced by external factors such as weather, dust and the like, has complementary advantages with the traditional public security video and public security card gate and the like, improves the license plate recognition rate, and further greatly reduces the construction and maintenance cost.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a vehicle noninductive collection equipment, includes wireless transceiver circuit board (1), digital circuit board (2), network communication circuit board (3) and cast aluminium drain pan (5), the top lid of cast aluminium drain pan (5) has closed plastics face lid (4), its characterized in that: digital circuit board (2) are fixed on the bottom screw post in cast aluminium drain pan (5) cavity, wireless transceiver circuit board (1) is through hexagonal screw post frame directly over digital circuit board (2), network communication circuit board (3) are installed and are being cast the left slot of predetermineeing of aluminium drain pan (5) cavity, wireless transceiver circuit board (1), digital circuit board (2) and network communication circuit board (3) carry out the connection communication through the data line.
2. The vehicle sensorless acquisition apparatus according to claim 1, characterized in that: the wireless transceiving circuit board (1) is used for ASK modulation and demodulation of wireless signals.
3. The vehicle sensorless acquisition apparatus according to claim 1, characterized in that: the digital circuit board (2) is used for carrying out FM0 coding and decoding and data acquisition service logic control on the data of the wireless transceiving circuit board (1).
4. The vehicle sensorless acquisition apparatus according to claim 1, characterized in that: the network communication circuit board (3) is used for establishing a network transmission channel and realizing data exchange between the digital circuit board and an upper computer.
5. The vehicle sensorless acquisition apparatus according to claim 1, characterized in that: and silica gel waterproof edgings are embedded between the plastic surface cover (4) and the cast aluminum bottom shell (5) and are fastened up and down through screws to form a sealed cavity.
6. The vehicle sensorless acquisition apparatus according to claim 1, characterized in that: the front of cast aluminium drain pan (5) is equipped with waterproof end cap of thing allies oneself with card (6), 12V waterproof power source interface (7) and equipment configuration interface, the waterproof end cap of thing allies oneself with card (6) realize that the user need not to open the cavity and can install the thing allies oneself with the card, 12V waterproof power source interface (7) realize the outside power supply interface of equipment, equipment configuration interface (8) realize that the host computer disposes equipment.
7. The vehicle sensorless acquisition apparatus according to claim 1, characterized in that: the bottom of the cast aluminum bottom shell (5) is fixedly provided with heat dissipation teeth (9), and the heat dissipation teeth (9) enhance the heat dissipation function of the equipment.
8. The vehicle sensorless acquisition apparatus according to claim 1, characterized in that: and a support fixing stud (10) is fixedly arranged at the bottom of the cast aluminum bottom shell (5), the support fixing stud (10) is connected with a standard holding pole support, and the installation and fixation of the equipment hanging pole and the hanging wall are realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210503630.5A CN114898568A (en) | 2022-05-09 | 2022-05-09 | Vehicle noninductive acquisition equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210503630.5A CN114898568A (en) | 2022-05-09 | 2022-05-09 | Vehicle noninductive acquisition equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114898568A true CN114898568A (en) | 2022-08-12 |
Family
ID=82722234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210503630.5A Pending CN114898568A (en) | 2022-05-09 | 2022-05-09 | Vehicle noninductive acquisition equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114898568A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110620996A (en) * | 2019-11-05 | 2019-12-27 | 深圳成谷科技有限公司 | Vehicle information reporting method and device based on DSRC technology |
| CN112672319A (en) * | 2020-12-28 | 2021-04-16 | 高新兴智联科技有限公司 | Road test system and equipment integrating ETC function |
| CN113541824A (en) * | 2021-06-03 | 2021-10-22 | 山西省交通科技研发有限公司 | Highway ETC on-line monitoring system |
| CN214751979U (en) * | 2021-03-19 | 2021-11-16 | 河北万巷互联科技有限公司 | Non-inductive current RSU antenna for parking lot |
| CN215643102U (en) * | 2021-09-06 | 2022-01-25 | 广州市公安局番禺区分局万博派出所 | Vehicle noninductive acquisition equipment |
-
2022
- 2022-05-09 CN CN202210503630.5A patent/CN114898568A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110620996A (en) * | 2019-11-05 | 2019-12-27 | 深圳成谷科技有限公司 | Vehicle information reporting method and device based on DSRC technology |
| CN112672319A (en) * | 2020-12-28 | 2021-04-16 | 高新兴智联科技有限公司 | Road test system and equipment integrating ETC function |
| CN214751979U (en) * | 2021-03-19 | 2021-11-16 | 河北万巷互联科技有限公司 | Non-inductive current RSU antenna for parking lot |
| CN113541824A (en) * | 2021-06-03 | 2021-10-22 | 山西省交通科技研发有限公司 | Highway ETC on-line monitoring system |
| CN215643102U (en) * | 2021-09-06 | 2022-01-25 | 广州市公安局番禺区分局万博派出所 | Vehicle noninductive acquisition equipment |
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