License plate recognition device with protection structure
By adopting a combined structure of U-shaped fixed seat and buffer seat in the license plate recognition device, combined with protective box and transparent glass, the problem of easy damage to the device in the external environment is solved, and the stability and recognition effect of the equipment are improved.
Patent Information
- Application Number
- CN202323634360.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-28
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2033-12-28
AI Technical Summary
Existing license plate recognition devices are prone to failure and damage when exposed to external environment for a long time, and the support column is easily inclined or broken by external forces, affecting the identification effect.
A license plate identification device with a protective structure is designed, using a U-shaped fixed seat and a buffer seat cover to be installed outside the fixed column, combining a protective box and transparent glass, which relieves external forces through a buffer spring and a buffer, prevents bending and damage to the fixed column, and Seal and protective effect are ensured through gaskets and telescopic sleeves.
It effectively avoids damage to fixed columns and changes in the angle of the license plate recognition machine, extends the service life of the equipment, and improves the recognition effect of license plates.
Smart Images
Figure CN222260259U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of license plate recognition devices, in particular to a license plate recognition device with a protective structure. Background Art
[0002] As we all know, the license plate recognition system is an application of computer video image recognition technology in vehicle license plate recognition. It recognizes vehicle license plate number, color and other information through license plate extraction, image preprocessing, feature extraction, license plate character recognition and other technologies. It is widely used in highway vehicle management, parking lot electronic toll collection community vehicle management, etc.
[0003] After searching, the utility model patent with Chinese patent number CN201921674746.5 discloses a license plate recognition device with a protective structure, including a base, a slide groove is opened in the middle of the top of the base, and the groove walls on both sides of the slide groove are interspersed with screw rods through embedded bearings, one end of the screw rod is interspersed with the output shaft of the stepper motor, and the stepper motor is fixedly installed in the motor groove opened on one side of the slide groove, and a slider is threadedly connected to the surface of the screw rod, and a fixing plate is fixedly installed on the top of the slider, and a license plate recognition integrated machine is fixedly installed on the top of the fixing plate. When in use, the screw rod is driven to rotate by the rotation of the installed stepper motor, and the slider is driven to reciprocate on the surface of the screw rod by the rotation of the screw rod, so that the license plate recognition integrated machine can be moved to the inside of the protective cover when not in use, so as to protect the license plate recognition integrated machine and extend the service life of the license plate recognition integrated machine.
[0004] However, during normal use, the passage of vehicles is irregular, so it needs to be in working state for a long time. Therefore, the license plate recognition integrated machine is exposed to the outside for a long time. The license plate recognition integrated machine is prone to malfunction and damage due to wind and rain for a long time. In addition, the supporting column of the vehicle recognition integrated machine is easily tilted and broken by external force, which can easily cause the vehicle recognition integrated machine to tilt, thereby affecting the effect of vehicle license plate recognition. Summary of the invention
[0005] 1. Technical issues to be resolved
[0006] In view of the deficiencies of the prior art, the utility model provides a license plate recognition device with a protective structure to solve the problems raised in the above background technology.
[0007] (II) Technical solution
[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a license plate recognition device with a protective structure, comprising a license plate recognition integrated machine and a base, wherein a U-shaped fixing seat is fixedly connected to the left side of the top end of the base, a sliding groove is arranged on the front side and the rear side of the right end of the U-shaped fixing seat, a plurality of U-shaped buffer seats are slidably arranged inside the two sliding grooves, a plurality of U-shaped buffer seats are fixedly connected to a connecting column at the left ends, a sliding groove is arranged at the left end of the U-shaped fixing seat at a position corresponding to the plurality of U-shaped buffer seats, a sliding plate is slidably arranged inside the plurality of sliding grooves, and a plurality of sliding grooves are arranged at the right ends thereof to be connected to the sliding column. A connecting groove connected to the movable groove, multiple connecting columns are respectively slidably matched with the multiple connecting grooves, the multiple connecting columns are respectively fixedly connected to the multiple slides, the multiple slides are fixedly installed with buffers, the left end of the U-shaped fixing seat is fixedly connected to the fixing plate by multiple screws, the left ends of the multiple buffers are tightly pressed against the left end of the fixing seat, the outside of the multiple buffers are all sleeved with buffer springs, the top of the base is fixedly connected with a fixing column, the fixing column is located in the middle position of the U-shaped fixing seat and the multiple U-shaped buffer seats, the top of the fixing column is fixedly connected with a protective box, and the license plate recognition integrated machine is installed inside the protective box.
[0009] To prevent the top plate from contacting the fixing column, the top of the U-shaped fixing seat is fixedly connected to the top plate, a circular groove is provided at the top of the top plate, the fixing column is located inside the circular groove, and the diameter of the circular groove is greater than the diameter of the fixing column.
[0010] In order to facilitate sealing of the circular groove, a telescopic sleeve is fixedly connected to the top end of the top plate, and the top end of the telescopic sleeve is fixedly connected to the bottom end of the protective box.
[0011] In order to facilitate the license plate integrated machine to recognize the license plates of vehicles traveling outside the protective box, a through slot is provided at the right end of the protective box, transparent glass is fixedly connected to the inside of the through slot, and a sealing plate is fixedly connected to the top of the protective box by screws.
[0012] In order to prevent rain from falling on the transparent glass, a rain shield is fixedly connected to the top of the protection box on the upper side of the through groove.
[0013] In order to ensure the sealing of the connection between the sealing plate and the protection box, a sealing gasket is fixedly connected to the bottom end of the sealing plate.
[0014] In order to improve the stability of the connection between the U-shaped fixing seat and the base, two reinforcing plates are fixedly connected to the inner side ends of the U-shaped fixing seat, and the bottom ends of the reinforcing plates are fixedly connected to the top end of the base.
[0015] In order to facilitate casting and fixing the base on the ground, a plurality of casting columns are fixedly connected to the bottom end of the base, and a plurality of fixing blocks are fixedly connected to the side ends of the plurality of casting columns.
[0016] (III) Beneficial effects
[0017] Compared with the prior art, the utility model provides a license plate recognition device with a protective structure, which has the following beneficial effects:
[0018] 1. The license plate recognition device with a protective structure is arranged on the outside of the fixed column through multiple U-shaped buffer seats and U-shaped fixing seats, which protects the fixed column, prevents foreign objects from directly hitting the fixed column, prevents the fixed column from bending and damaging, and prevents the angle of the license plate recognition integrated machine from changing, thereby ensuring the effect of license plate recognition.
[0019] 2. The license plate recognition device with a protective structure protects the license plate recognition integrated machine through a protective box to prevent the license plate recognition integrated machine from being exposed to the outside and from being damaged by wind and rain for a long time, thereby ensuring the service life of the recognition integrated machine. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a schematic diagram of the cross-sectional structure of the utility model;
[0021] Figure 2 It is a front structural schematic diagram of the utility model;
[0022] Figure 3 It is a top view structural schematic diagram of the U-shaped fixing seat and a plurality of U-shaped buffer seats of the utility model;
[0023] Figure 4 It is a schematic diagram of the top structure of the top plate of the utility model.
[0024] In the figure: 1. License plate recognition integrated machine; 2. Base; 3. U-shaped fixing seat; 4. U-shaped buffer seat; 5. Connecting column; 6. Slide plate; 7. Buffer; 8. Fixing plate; 9. Buffer spring; 10. Fixing column; 11. Protective box; 12. Transparent glass; 13. Closing plate; 14. Top plate; 15. Telescopic sleeve; 16. Casting column; 17. Fixing block; 18. Rain shield; 19. Reinforcement plate; 20. Sealing pad. Implementation
[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example
[0026] like Figure 1-4As shown, a license plate recognition device with a protective structure includes a license plate recognition integrated machine 1 and a base 2. The license plate recognition integrated machine 1 is a prior art disclosed in the utility model patent with patent number CN201921674746.5. Its structure and function are not introduced in detail here. The installation angle and direction are installed according to actual use requirements. The bottom end of the base 2 is fixedly connected with a plurality of casting columns 16, and the side ends of the plurality of casting columns 16 are fixedly connected with a plurality of fixing blocks 17, which are convenient for casting and fixing the base 2 on the ground. The top left side of the base 2 is fixedly connected There is a U-shaped fixing seat 3, the height of the U-shaped fixing seat 3 is designed according to the use requirements to prevent the vehicle from colliding with the protection box 11, the inner side end of the U-shaped fixing seat 3 is fixedly connected to two reinforcing plates 19, the bottom end of the reinforcing plate 19 is fixedly connected to the top of the base 2, the stability of the connection between the U-shaped fixing seat 3 and the base 2 is improved, and the U-shaped fixing seat 3 is prevented from being deformed by a large force, and the right front side and the right rear side of the U-shaped fixing seat 3 are both provided with sliding grooves, and a plurality of U-shaped buffer seats 4 are provided for sliding inside the two sliding grooves, and the adjacent two U-shaped buffer seats 4 are in sealed contact with each other. The bottom end of the U-shaped buffer seat 4 located at the lowest side is in sealing contact with the top end of the base 2, the right ends of the multiple U-shaped buffer seats 4 are fixedly connected with rubber pads, and a certain buffering effect is achieved through the multiple rubber pads, and the left ends of the multiple U-shaped buffer seats 4 are fixedly connected with connecting columns 5, and the left end of the U-shaped fixed seat 3 and the position corresponding to the multiple U-shaped buffer seats 4 are provided with sliding grooves, and slide plates 6 are slidably provided inside the multiple sliding grooves, and the right ends of the multiple sliding grooves are provided with connecting grooves connected to the sliding grooves, and the multiple connecting columns 5 are respectively slidably matched with the multiple connecting grooves, and the multiple connecting columns 5 are respectively connected with the multiple sliding The plate 6 is fixedly connected, and a buffer 7 is fixedly installed on the left ends of the multiple slides 6. The left end of the U-shaped fixed seat 3 is fixedly connected to the fixed plate 8 by multiple screws. The left ends of the multiple buffers 7 are tightly pressed against the left end of the fixed plate 8, and the outsides of the multiple buffers 7 are sleeved with buffer springs 9. Through the effects of the multiple buffer springs 9 and the multiple buffers 7, the impact force on the multiple U-shaped buffer seats 4 can be alleviated, and the U-shaped fixed seat 3 and the multiple U-shaped buffer seats 4 can be effectively prevented from being deformed by external force, and the service life of the U-shaped fixed seat 3 and the multiple U-shaped buffer seats 4 can be guaranteed.
[0027] A fixing column 10 is fixedly connected to the top of the base 2, and the fixing column 10 is located in the middle position of the U-shaped fixing seat 3 and multiple U-shaped buffer seats 4. A protective box 11 is fixedly connected to the top of the fixing column 10. The license plate recognition integrated machine 1 is installed inside the protective box 11, and is sleeved on the outside of the fixing column 10 through multiple U-shaped buffer seats 4 and U-shaped fixing seats 3, so as to protect the fixing column 10, avoid foreign objects directly hitting the fixing column 10, avoid bending and damage of the fixing column 10, avoid changes in the shooting angle of the license plate recognition integrated machine 1, and ensure the effect of license plate recognition. The license plate recognition integrated machine 1 is protected by the protective box 11 to avoid being exposed to the outside and being damaged by wind and rain for a long time, thereby ensuring the service life of the license plate recognition integrated machine 1.
[0028] It should be noted that a through groove is provided at the right end of the protective box 11, and a transparent glass 12 is fixedly connected to the inside of the through groove. The transparent glass 12 is tempered glass, which is convenient for the license plate recognition integrated machine 1 to recognize the license plate of the vehicle traveling outside the protective box 11. The top of the protective box 11 is located on the upper side of the through groove and is fixedly connected with a rain shield 18 to prevent rain from falling on the transparent glass 12. The top of the protective box 11 is fixedly connected with a sealing plate 13 by screws, and the bottom end of the sealing plate 13 is fixedly connected with a sealing gasket 20 to ensure the sealing of the connection between the sealing plate 13 and the protective box 11 to prevent water from entering the interior of the protective box 11.
[0029] It should also be noted that a top plate 14 is fixedly connected to the top of the U-shaped fixing seat 3, and the bottom end of the top plate 14 is in sealing contact with the bottom end of the U-shaped buffer seat 4 located on the uppermost side. A circular groove is provided at the top of the top plate 14, and the fixing column 10 is located inside the circular groove. The diameter of the circular groove is larger than the diameter of the fixing column 10. When the top plate 14 vibrates or moves with the U-shaped fixing seat 3, the top plate 14 is prevented from contacting the fixing column 10. A telescopic sleeve 15 is fixedly connected to the top of the top plate 14, and the top end of the telescopic sleeve 15 is fixedly connected to the bottom end of the protective box 11, so as to facilitate sealing of the circular groove and prevent dust and other impurities from falling into the U-shaped fixing seat 3 and multiple U-shaped buffer seats 4 through the circular groove.
[0030] In summary, when the license plate recognition device with a protective structure is used, the base 2 is first cast in the corresponding position, and the transparent glass 12 on the protective box 11 is facing the direction of the vehicle. Then the license plate recognition integrated machine 1 is installed inside the protective box 11, and the license plate recognition integrated machine 1 is adjusted to an angle that can shoot and recognize the license plate. Then the cover plate 13 is installed on the top of the protective box 11, and the license plate recognition integrated machine 1 is protected by the protective box 11 to prevent the license plate recognition integrated machine 1 from being exposed to the outside and being damaged by wind and rain for a long time, so as to ensure that the license plate recognition integrated machine 1 1, multiple U-shaped buffer seats 4 and U-shaped fixing seats 3 are sleeved on the outside of the fixing column 10, so as to protect the fixing column 10, avoid foreign objects directly hitting the fixing column 10, avoid bending and damage of the fixing column 10, and avoid changes in the shooting angle of the license plate recognition integrated machine 1. At the same time, through the effects of multiple buffer springs 9 and multiple buffers 7, the impact force on the multiple U-shaped buffer seats 4 can be alleviated, and the U-shaped fixing seat 3 and the multiple U-shaped buffer seats 4 can be effectively prevented from being deformed by external force, and the service life of the U-shaped fixing seat 3 and the multiple U-shaped buffer seats 4 can be guaranteed.
[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A license plate recognition device with a protective structure, comprising a license plate recognition integrated device (1) and a base (2), characterized in that: The top left side of the base (2) is fixedly connected with a U-shaped fixing seat (3), the right front side and the right rear side of the U-shaped fixing seat (3) are both provided with sliding grooves, a plurality of U-shaped buffer seats (4) are slidably provided inside the two sliding grooves, the left ends of the plurality of U-shaped buffer seats (4) are all fixedly connected with connecting columns (5), the left end of the U-shaped fixing seat (3) and the position corresponding to the plurality of U-shaped buffer seats (4) are provided with sliding grooves, the interior of the plurality of sliding grooves are all slidably provided with sliding plates (6), the right ends of the plurality of sliding grooves are all provided with connecting grooves connected with the sliding grooves, the plurality of connecting columns (5) are respectively slidably matched with the plurality of connecting grooves, and the plurality of connecting columns (5) are respectively connected with the plurality of The slide plate (6) is fixedly connected, and a plurality of slide plates (6) are fixedly mounted with a buffer (7). The left end of the U-shaped fixing seat (3) is fixedly connected with a fixing plate (8) by means of a plurality of screws. The left ends of the plurality of buffers (7) are tightly pressed against the left end of the fixing seat. The outsides of the plurality of buffers (7) are sleeved with a buffer spring (9). The top end of the base (2) is fixedly connected with a fixing column (10), and the fixing column (10) is located at a middle position between the U-shaped fixing seat (3) and the plurality of U-shaped buffer seats (4). The top end of the fixing column (10) is fixedly connected with a protective box (11), and the license plate recognition integrated machine (1) is mounted inside the protective box (11).
2. The license plate recognition device with a protective structure according to claim 1, characterized in that: The top end of the U-shaped fixing seat (3) is fixedly connected to a top plate (14), the top end of the top plate (14) is provided with a circular groove, the fixing column (10) is located inside the circular groove, and the diameter of the circular groove is greater than the diameter of the fixing column (10).
3. The license plate recognition device with a protective structure according to claim 2, characterized in that: A telescopic sleeve (15) is fixedly connected to the top end of the top plate (14), and a top end of the telescopic sleeve (15) is fixedly connected to the bottom end of the protection box (11).
4. The license plate recognition device with a protective structure according to claim 3, characterized in that: A through slot is provided at the right end of the protection box (11), a transparent glass (12) is fixedly connected to the interior of the through slot, and a sealing plate (13) is fixedly connected to the top of the protection box (11) via screws.
5. The license plate recognition device with a protective structure according to claim 4, characterized in that: The top end of the protection box (11) is located on the upper side of the through slot and is fixedly connected to a rain shield (18).
6. The license plate recognition device with a protective structure according to claim 5, characterized in that: A sealing gasket (20) is fixedly connected to the bottom end of the sealing plate (13).
7. The license plate recognition device with a protective structure according to claim 1, characterized in that: Two reinforcing plates (19) are fixedly connected to the inner side ends of the U-shaped fixing seat (3), and the bottom ends of the reinforcing plates (19) are fixedly connected to the top ends of the base (2).
8. The license plate recognition device with a protective structure according to claim 7, characterized in that: A plurality of casting columns (16) are fixedly connected to the bottom end of the base (2), and a plurality of fixing blocks (17) are fixedly connected to the side ends of the plurality of casting columns (16).