CN111179605A - License plate recognition device - Google Patents
License plate recognition device Download PDFInfo
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- CN111179605A CN111179605A CN202010109182.1A CN202010109182A CN111179605A CN 111179605 A CN111179605 A CN 111179605A CN 202010109182 A CN202010109182 A CN 202010109182A CN 111179605 A CN111179605 A CN 111179605A
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- bevel gear
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- 230000005540 biological transmission Effects 0.000 claims abstract description 67
- 238000004804 winding Methods 0.000 claims description 4
- 230000002159 abnormal effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/044—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/06—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage by swinging into open position about a vertical or horizontal axis parallel to the road direction, i.e. swinging gates
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Gear Transmission (AREA)
- Toys (AREA)
Abstract
The invention discloses a license plate recognition device, which comprises a machine body, wherein a first transmission cavity, a second transmission cavity, a third transmission cavity, a fourth transmission cavity and a lifting groove are arranged in the machine body, a switch assembly is arranged in the machine body and comprises a first motor fixedly installed with the bottom end wall of the first transmission cavity, the tail end of the first motor is in power connection with a worm shaft which extends up and down and penetrates into the second transmission cavity, and the upper end of the worm shaft is fixedly connected with a first bevel gear positioned in the second transmission cavity, and the license plate recognition device has the advantages that: the device during operation can prevent the railing abnormal state through the switch subassembly and open, starts first motor and makes the switch subassembly open and make the camera rise to with the vehicle suitable height to friction disc contact about making through the control assembly, then make the rotation of control camera through the second motor, and make the railing open so that the vehicle is current through the railing subassembly.
Description
Technical Field
The invention relates to the technical field of data recognition, in particular to a license plate recognition device.
Background
The license plate recognition system is a technology capable of detecting vehicles on a monitored road surface and automatically extracting and processing license plate information of the vehicles. License plate identification is one of important components in modern intelligent traffic systems, and is very widely applied. The method is based on technologies such as digital image processing, mode recognition and computer vision, and analyzes vehicle images or video sequences shot by a camera to obtain a unique license plate number of each vehicle, so that the recognition process is completed. The functions of parking lot charging management, traffic flow control index measurement, vehicle positioning, automobile anti-theft, highway overspeed automatic supervision, red light running electronic police, highway toll stations and the like can be realized through some subsequent processing means. The method has practical significance for maintaining traffic safety and urban public security, preventing traffic jam and realizing automatic traffic management. At present, when a user enters and exits a parking lot, the user can conveniently record the entering and exiting conditions through license plate recognition, and most license plate recognition equipment of the parking lot at the present stage fixes a camera at one position, so that information collection of the vehicle is not facilitated.
Disclosure of Invention
Aiming at the defects of the technology, the invention provides a license plate recognition device which can overcome the defects.
The invention relates to a license plate recognition device, which comprises a machine body, wherein a first transmission cavity, a second transmission cavity, a third transmission cavity, a fourth transmission cavity and a lifting groove are arranged in the machine body, a switch assembly is arranged in the machine body, the switch assembly comprises a first motor fixedly installed on the bottom end wall of the first transmission cavity, the tail end of the first motor is in power connection with a worm shaft which extends up and down and penetrates into the second transmission cavity, the upper end of the worm shaft is fixedly connected with a first bevel gear positioned in the second transmission cavity, the left end of the first bevel gear is meshed with a second bevel gear, the center of the second bevel gear is fixedly provided with a first rotating shaft which extends left and right and is rotatably installed on the left end wall of the second transmission cavity, the left end of the first rotating shaft is fixedly connected with a third bevel gear positioned on the left side of the second bevel gear, and the left end of the third bevel gear is meshed with a, the utility model discloses a safety guard for the elevator, including fourth bevel gear, second transmission chamber, first straight gear, fixed plate, the first straight gear that extends around fourth bevel gear center department fixed mounting, both ends rotate around the second pivot and install in the second transmission chamber front and back end wall, second pivot fixedly connected with is located the first straight gear of fourth bevel gear rear side, both ends fixed mounting has the fixed plate about in the second transmission chamber, be provided with the spout on the fixed plate, first straight gear lower extreme meshing have can with spout sliding fit and upper end have the 'L' type slide of rack, the bottom is provided with control assembly in the organism, be provided with the drive groove in the organism, be provided with the subassembly of making a video recording in the drive groove, still be provided with railing subassembly in the.
Preferably, the control assembly comprises a second motor fixedly mounted on the left end wall of the third transmission cavity, the end of the second motor is in power connection with a third rotating shaft extending left and right, the right end of the third rotating shaft penetrates into the fourth transmission cavity and is fixedly connected with a fifth bevel gear, the right end of the fifth bevel gear is engaged with a sixth bevel gear, the bottom end wall of the fourth transmission cavity is rotatably mounted with a fourth rotating shaft extending up and down, the upper end of the fourth rotating shaft is fixedly connected with a lower friction disc, the sixth bevel gear is internally and fixedly connected with a first spline sleeve extending up and down and rotatably mounted with the machine body through a bearing, a first spline shaft extending up and down and coinciding with the center of the fourth rotating shaft is in spline fit at the center of the first spline sleeve, the lower end of the first spline shaft is fixedly connected with an upper friction disc, the upper end of the first spline shaft penetrates into a lifting groove and is rotatably mounted with a lifting plate in sliding fit with, the lower end of the lifting plate is fixedly connected with a spring which is fixedly locked and rotated with the bottom end wall of the lifting groove.
Preferably, control assembly still include with worm shaft left end meshed worm wheel, the fifth pivot that extends around worm wheel center department fixed mounting has, fifth pivot fixedly connected with is located the first band pulley of worm wheel front side, first band pulley passes through the belt and rotates and be connected with the second band pulley, the sixth pivot that extends around second band pulley center department fixed mounting has, both ends rotate around sixth pivot and the fifth pivot and install in the end wall around the second transmission chamber, sixth pivot fixedly connected with is located the reel of second band pulley rear side, the reel passes through wire winding fixedly connected with pouring weight.
Preferably, the railing assembly comprises a seventh bevel gear fixedly connected with the third rotating shaft, an eighth bevel gear is meshed at the left end of the seventh bevel gear, a seventh rotating shaft extending up and down is fixedly mounted at the center of the eighth bevel gear, the upper end of the seventh rotating shaft penetrates into the second transmission cavity and is fixedly connected with a ninth bevel gear, a tenth bevel gear is meshed at the upper end of the ninth bevel gear, an eighth rotating shaft extending front and back is fixedly mounted at the center of the tenth bevel gear, the front end of the eighth rotating shaft is rotatably mounted with the front end wall of the second transmission cavity, the rear end of the eighth rotating shaft penetrates out of the railing fixedly connected with the machine body, and a stop block is fixedly mounted at the left end of the machine body.
Preferably, the camera shooting assembly comprises an eleventh bevel gear fixedly connected with the worm shaft, a twelfth bevel gear is meshed with the right end of the eleventh bevel gear, a ninth rotating shaft extending left and right is fixedly installed at the center of the twelfth bevel gear, the right end of the ninth rotating shaft penetrates into the transmission groove and is fixedly connected with a thirteenth bevel gear, a fourteenth bevel gear is meshed with the right end of the thirteenth bevel gear, a tenth rotating shaft extending front and back is fixedly installed at the center of the fourteenth bevel gear, the front end and the back end of the tenth rotating shaft are rotatably installed in the front end wall and the back end wall of the transmission groove, the tenth rotating shaft is fixedly connected with a second spur gear located at the back side of the fourteenth bevel gear, a second spline shaft extending up and down is rotatably installed at the bottom end wall of the transmission groove, a third belt pulley is fixedly connected with the lower end of the second spline shaft, and a fourth belt pulley is rotatably, the second spline shaft is in spline fit with a second spline sleeve, the second spline sleeve is rotatably installed through a bearing, the left end of the second spline sleeve is provided with a rack and a fixing block meshed with the second straight gear, a rotary disc is fixedly connected to the upper end of the second spline sleeve, a camera is fixedly installed at the upper end of the rotary disc, and a baffle in sliding fit with the transmission groove is fixedly installed at the upper end of the camera.
The beneficial effects are that: the device during operation can prevent the railing abnormal state through the switch subassembly and open, starts first motor and makes the switch subassembly open and make the camera rise to with the vehicle suitable height to friction disc contact about making through the control assembly, then make the rotation of control camera through the second motor, and make the railing open so that the vehicle is current through the railing subassembly.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a license plate recognition device according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of the structure at C in FIG. 1 according to an embodiment of the present invention;
FIG. 5 is a schematic view of D-D in FIG. 1 according to an embodiment of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The license plate recognition device comprises a machine body 1, wherein a first transmission cavity 34, a second transmission cavity 9, a third transmission cavity 2, a fourth transmission cavity 35 and a lifting groove 48 are arranged in the machine body 1, a switch assembly is arranged in the machine body 1 and comprises a first motor 33 fixedly installed on the bottom end wall of the first transmission cavity 34, the tail end of the first motor 33 is in power connection with a worm shaft 23 which extends up and down and penetrates into the second transmission cavity 9, the upper end of the worm shaft 23 is fixedly connected with a first bevel gear 24 positioned in the second transmission cavity 9, the left end of the first bevel gear 24 is engaged with a second bevel gear 22, the center of the second bevel gear 22 is fixedly provided with a first rotating shaft 21 which extends left and right and the left end of which is rotatably installed with the right end wall of the second transmission cavity 9, the left end of the first rotating shaft 21 is fixedly connected with a third bevel gear 20 positioned on the left side of the second bevel gear 22, the left end of the third bevel gear 20 is engaged with a fourth bevel gear 19, the center of the fourth bevel gear 19 is fixedly provided with a second rotating shaft 18 extending from front to back, the front end and the back end of the second rotating shaft 18 are rotatably arranged in the front end wall and the back end wall of the second transmission cavity 9, the second rotating shaft 18 is fixedly connected with a first straight gear 16 positioned at the back side of the fourth bevel gear 19, the left end and the right end of the second transmission cavity 9 are fixedly provided with fixing plates 13, the fixing plates 13 are provided with sliding grooves 14, the lower ends of the first straight gears 16 are engaged with 'L' -shaped sliding plates 29 which can be in sliding fit with the sliding grooves 14 and have racks at the upper ends, the bottom of the machine body 1 is provided with a control component, a transmission groove 25 is arranged in the machine body 1, a camera shooting component is arranged in the transmission groove 25.
Advantageously, the control assembly comprises a second motor 5 fixedly mounted on the left end wall of the third transmission cavity 2, the end of the second motor is dynamically connected with a third rotating shaft 4 extending left and right, the right end of the third rotating shaft 4 penetrates through the fourth transmission cavity 35 and is fixedly connected with a fifth bevel gear 40, the right end of the fifth bevel gear 40 is engaged with a sixth bevel gear 41, the bottom end wall of the fourth transmission cavity is rotatably mounted with a fourth rotating shaft 38 extending up and down, the upper end of the fourth rotating shaft 38 is fixedly connected with a lower friction disc 36, a first spline sleeve 44 extending up and down and rotatably mounted with the machine body 1 through a bearing is fixedly connected in the sixth bevel gear 41, a first spline shaft 43 extending up and down and coinciding with the center of the fourth rotating shaft 38 is in spline fit at the center of the first spline sleeve 44, and an upper friction disc 39 is fixedly connected at the lower end of the first spline shaft 43, the upper end of the first spline shaft 43 penetrates into a lifting groove 48 and is rotatably installed with a lifting plate 45 in sliding fit with the lifting groove 48 through a bearing, and the lower end of the lifting plate 45 is fixedly connected with a spring 46 which is fixedly mounted on the bottom end wall of the lifting groove 48 in a rotating mode.
Advantageously, the control assembly further comprises a worm wheel 54 engaged with the left end of the worm shaft 23, a fifth rotating shaft 53 extending forwards and backwards is fixedly installed at the center of the worm wheel 54, the fifth rotating shaft 53 is fixedly connected with a first belt wheel 52 positioned in front of the worm wheel 54, the first belt wheel 52 is rotatably connected with a second belt wheel 51 through a belt, a sixth rotating shaft 50 extending forwards and backwards is fixedly installed at the center of the second belt wheel 51, the sixth rotating shaft 50 and the fifth rotating shaft 53 are rotatably installed in the front and rear end walls of the second transmission cavity 9 at the front and rear ends, the sixth rotating shaft 50 is fixedly connected with a reel 49 positioned at the rear of the second belt wheel 51, and the reel is fixedly connected with a weight 47 through a winding wire.
Beneficially, the rail assembly includes a seventh bevel gear 3 fixedly connected to the third rotating shaft 4, an eighth bevel gear 6 is engaged at the left end of the seventh bevel gear 3, a seventh rotating shaft 7 extending up and down is fixedly installed at the center of the eighth bevel gear 6, the upper end of the seventh rotating shaft 7 penetrates into the second transmission cavity 9 and is fixedly connected to a ninth bevel gear 10, a tenth bevel gear 11 is engaged at the upper end of the ninth bevel gear 10, an eighth rotating shaft 12 extending front and back is fixedly installed at the center of the tenth bevel gear, the front end of the eighth rotating shaft is rotatably installed on the front end wall of the second transmission cavity, the rear end of the eighth rotating shaft 12 penetrates through the body 1 and is fixedly connected to a rail 15, and a stopper 17 is fixedly installed at the left end of the body 1.
Advantageously, the camera assembly comprises an eleventh bevel gear 30 fixedly connected with the worm shaft 23, a twelfth bevel gear 26 is engaged with the right end of the eleventh bevel gear 30, a ninth rotating shaft 55 extending left and right is fixedly installed at the center of the twelfth bevel gear, a thirteenth bevel gear 56 is fixedly connected with the right end of the ninth rotating shaft 55, a fourteenth bevel gear 57 is engaged with the right end of the thirteenth bevel gear 56, a tenth rotating shaft 58 extending front and back is fixedly installed at the center of the fourteenth bevel gear 57, the front and back ends of the tenth rotating shaft 58 are rotatably installed in the front and back end walls of the driving groove, a second spur gear 59 is fixedly connected to the tenth rotating shaft 58 at the back side of the fourteenth bevel gear 57, a second spline shaft 61 extending up and down is rotatably installed on the bottom end wall of the driving groove 25, and a third belt pulley 31 is fixedly connected to the lower end of the second spline shaft 61, third band pulley 31 rotates through the belt and is connected with fourth band pulley 37, second spline shaft 61 spline fit has second spline sleeve 60, second spline sleeve 60 rotate through the bearing install the left end have the rack and with the fixed block 60 of second straight-teeth gear meshing, second spline sleeve 62 upper end fixedly connected with carousel 28, carousel 28 upper end fixed mounting has camera 27, camera 27 upper end fixed mounting have with driving groove sliding fit's baffle 63.
Under the initial condition, the frictional force of worm axle and worm wheel is greater than the gravity of pouring weight, the pouring weight is located the top of lifter plate, the spring is in normal tension state, the slide is located the spout left end, the second spur gear with the meshing of fixed block upper end, down the friction disk with go up the friction disk contactless.
At the beginning of operation, when the vehicle is driven to the device, the first motor 33 is started to rotate in the forward direction, the first motor 33 drives the first bevel gear 24 to rotate through the worm shaft 23, the first bevel gear drives the third bevel gear 20 to rotate through the second bevel gear 22, the third bevel gear 20 drives the first bevel gear 16 to rotate in the counterclockwise direction through the fourth bevel gear 19, so that the sliding plate 29 moves in the sliding slot 14 in the rightward direction, so that the L-shaped sliding plate moves away from the handrail 15, and at the same time, the worm shaft 23 drives the twelfth bevel gear 26 to rotate through the eleventh bevel gear 30, so that the thirteenth bevel gear 56 drives the fourteenth bevel gear 58 to rotate, so that the second bevel gear 59 rotates in the counterclockwise direction, so that the second spline sleeve 62 is driven to move upward on the second spline shaft 61 through the fixing block 60, and finally, the worm shaft 23 is moved to a proper license plate shooting position, and at the same time, the worm wheel 54 drives the second belt pulley 51 to rotate anticlockwise through the first belt pulley 52, so that the winding wheel 49 is unwound, the weight 47 falls on the lifting plate 45, the weight 45 makes the lifting plate 45 move downwards in the lifting groove through gravity, the first spline shaft 43 moves downwards, and finally the lower friction disc 36 is contacted with the upper friction disc 39.
Then the second motor 5 is started to rotate in the forward direction, the second motor 5 drives the fifth bevel gear 40 to rotate through the third rotating shaft 4, the fifth bevel gear 40 drives the first spline sleeve 44 to rotate through the sixth bevel gear, so that the first spline shaft 43 rotates, so that the upper friction disc 39 is driven to rotate, the upper friction disc 39 drives the fourth pulley 37 to rotate through the lower friction disc 36, the fourth pulley 37 drives the second spline sleeve 62 to rotate through the third pulley 31, the second spline sleeve drives the camera 27 to rotate through the rotating disc 28, meanwhile, the second motor drives the seventh bevel gear 3 to rotate through the third rotation, the seventh bevel gear 3 drives the ninth bevel gear 10 to rotate clockwise through the eighth bevel gear 6, and the ninth bevel gear 10 drives the handrail 15 to rotate clockwise through the tenth bevel gear 11, therefore, the railing is opened, and the camera can shoot better by rotating.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (5)
1. A license plate recognition device comprises a machine body, wherein a first transmission cavity, a second transmission cavity, a third transmission cavity, a fourth transmission cavity and a lifting groove are arranged in the machine body, a switch assembly is arranged in the machine body and comprises a first motor fixedly mounted on the bottom end wall of the first transmission cavity, the tail end of the first motor is in power connection with a worm shaft which extends up and down and penetrates into the second transmission cavity, the upper end of the worm shaft is fixedly connected with a first bevel gear positioned in the second transmission cavity, the left end of the first bevel gear is meshed with a second bevel gear, a first rotating shaft which extends left and right and is rotatably mounted on the left end wall of the second transmission cavity is fixedly mounted at the center of the second bevel gear, the left end of the first rotating shaft is fixedly connected with a third bevel gear positioned on the left side of the second bevel gear, the left end of the third bevel gear is meshed with a fourth bevel gear, the utility model discloses a safety guard for the elevator, including fourth bevel gear, second transmission chamber, first straight gear, fixed plate, the first straight gear that extends around fourth bevel gear center department fixed mounting, both ends rotate around the second pivot and install in the second transmission chamber front and back end wall, second pivot fixedly connected with is located the first straight gear of fourth bevel gear rear side, both ends fixed mounting has the fixed plate about in the second transmission chamber, be provided with the spout on the fixed plate, first straight gear lower extreme meshing have can with spout sliding fit and upper end have the 'L' type slide of rack, the bottom is provided with control assembly in the organism, be provided with the drive groove in the organism, be provided with the subassembly of making a video recording in the drive groove, still be provided with railing subassembly in the.
2. The license plate recognition device of claim 1, wherein: the control component comprises a second motor fixedly installed on the left end wall of a third transmission cavity, the tail end of the second motor is in power connection with a third rotating shaft extending left and right, the right end of the third rotating shaft penetrates into the fourth transmission cavity and is fixedly connected with a fifth bevel gear, the right end of the fifth bevel gear is meshed with a sixth bevel gear, the bottom end wall of the fourth transmission cavity is rotatably installed with a fourth rotating shaft extending up and down, the upper end of the fourth rotating shaft is fixedly connected with a lower friction disc, the sixth bevel gear is internally and fixedly connected with a first spline sleeve extending up and down and rotatably installed with the machine body through a bearing, a first spline shaft extending up and down and coinciding with the center of the fourth rotating shaft is in spline fit at the center of the first spline sleeve, the lower end of the first spline shaft is fixedly connected with an upper friction disc, the upper end of the first spline shaft penetrates into a lifting groove and is rotatably installed with a lifting plate in sliding, the lower end of the lifting plate is fixedly connected with a spring which is fixedly locked and rotated with the bottom end wall of the lifting groove.
3. The license plate recognition device of claim 2, wherein: control assembly still include with worm shaft left end meshed worm wheel, the fifth pivot that extends around worm wheel center department fixed mounting, fifth pivot fixedly connected with is located the first band pulley of worm wheel front side, first band pulley rotates through the belt and is connected with the second band pulley, the sixth pivot that extends around second band pulley center department fixed mounting, both ends rotate around sixth pivot and the fifth pivot and install in the end wall around the second transmission chamber, sixth pivot fixedly connected with is located the reel of second band pulley rear side, the reel passes through wire winding fixedly connected with pouring weight.
4. The license plate recognition device of claim 3, wherein: the railing assembly comprises a seventh bevel gear fixedly connected with the third rotating shaft, the left end of the seventh bevel gear is meshed with an eighth bevel gear, the center of the eighth bevel gear is fixedly provided with a seventh rotating shaft extending up and down, the upper end of the seventh rotating shaft penetrates into the second transmission cavity and is fixedly connected with a ninth bevel gear, the upper end of the ninth bevel gear is meshed with a tenth bevel gear, the center of the tenth bevel gear is fixedly provided with an eighth rotating shaft extending front and back, the front end of the eighth rotating shaft is rotatably arranged with the front end wall of the second transmission cavity, the rear end of the eighth rotating shaft penetrates out of the railing fixedly connected with the machine body, and the left end of the machine body is fixedly provided with a stop block.
5. The license plate recognition device of claim 4, wherein: the camera shooting assembly comprises an eleventh bevel gear fixedly connected with a worm shaft, the right end of the eleventh bevel gear is meshed with a twelfth bevel gear, the center of the twelfth bevel gear is fixedly provided with a ninth rotating shaft extending leftwards and rightwards, the right end of the ninth rotating shaft penetrates into the transmission groove and is fixedly connected with a thirteenth bevel gear, the right end of the thirteenth bevel gear is meshed with a fourteenth bevel gear, the center of the fourteenth bevel gear is fixedly provided with a tenth rotating shaft extending forwards and backwards, the front end and the rear end of the tenth rotating shaft are rotatably arranged in the front end wall and the rear end wall of the transmission groove, the tenth rotating shaft is fixedly connected with a second straight gear positioned at the rear side of the fourteenth bevel gear, the bottom end wall of the transmission groove is rotatably provided with a second spline shaft extending upwards and downwards, the lower end of the second spline shaft is fixedly connected with a third belt pulley, and the third belt, the second spline shaft is in spline fit with a second spline sleeve, the second spline sleeve is rotatably installed through a bearing, the left end of the second spline sleeve is provided with a rack and a fixing block meshed with the second straight gear, a rotary disc is fixedly connected to the upper end of the second spline sleeve, a camera is fixedly installed at the upper end of the rotary disc, and a baffle in sliding fit with the transmission groove is fixedly installed at the upper end of the camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010109182.1A CN111179605B (en) | 2020-02-21 | 2020-02-21 | License plate recognition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010109182.1A CN111179605B (en) | 2020-02-21 | 2020-02-21 | License plate recognition device |
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| CN111179605A true CN111179605A (en) | 2020-05-19 |
| CN111179605B CN111179605B (en) | 2020-09-25 |
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| CN202010109182.1A Active CN111179605B (en) | 2020-02-21 | 2020-02-21 | License plate recognition device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112319376A (en) * | 2020-11-27 | 2021-02-05 | 六安祥川科技有限公司 | Vehicle intelligent identification device and method based on 5G |
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