Multi-angle adjustable license plate recognition all-in-one machine
By designing multi -angle adjustment components in the license plate recognition all -in -one machine, the free rotation and pitch angle adjustment of the license plate recognition camera is realized, and the problem of identification success and the failure of the identification failure due to the dead angle of the vehicle in the existing license plate recognition all -in -one machine, which improves the recognition success rate and the rate of recognition and the success rate and the rate of identification and Parking lot efficiency.
Patent Information
- Application Number
- CN202421169814.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-27
- Publication Date
- 2025-01-24
- Estimated Expiration
- 2034-05-27
AI Technical Summary
The identification probes equipped with existing license plate recognition machines are usually in an unadjustable fixed mode, or require manual adjustment, resulting in the identification failure when the vehicle is in a blind spot of the identification probe, causing the vehicle to be blocked at the entrance and exit of the parking lot.
Designed a multi -angle adjustment of license plate recognition all -in -one, adopting multi -angle adjustment components, including pitch motors, rotating motors and sphere structures. The coordination of the pitch drive block and rotating driver block and connecting sales can be achieved to realize the free rotation of the license plate recognition camera. And adjust the pitch angle.
Through the setting of the module with multiple angles, the license plate recognition camera can rotate and pitch freely without interference to ensure that the license plate can be accurately captured and recognized. The efficiency of the parking lot.
Smart Images
Figure CN222394444U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of license plate recognition, in particular to a multi-angle adjustable license plate recognition integrated machine. Background Art
[0002] With the development of science and technology, the current parking lot management system has gradually changed to a license plate recognition mode. The license plate recognition mode is being used more and more widely due to its fast speed and simple management. The license plate recognition technology requires the ability to extract and identify the moving car license plate from a complex background, and identify the vehicle license plate number, color and other information through license plate extraction, image preprocessing, feature extraction, license plate character recognition and other technologies.
[0003] However, the recognition probes equipped in existing license plate recognition integrated machines usually adopt an unadjustable fixed mode, or require manual adjustment, which may cause recognition failure due to the vehicle being in the blind spot of the recognition probe, thereby causing vehicle congestion at the entrance and exit of the parking lot.
[0004] Therefore, in view of this, the existing structural deficiencies are studied and improved, and a multi-angle adjustable license plate recognition integrated machine is proposed. Utility Model Content
[0005] The purpose of the utility model is to provide a multi-angle adjustable license plate recognition integrated machine to solve the problems raised in the above background technology.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-angle adjustable license plate recognition integrated machine, comprising a license plate recognizer and a multi-angle adjustment component, wherein a multi-angle adjustment component is arranged on the top of the license plate recognizer, and the multi-angle adjustment component comprises a T-shaped plate, a pitch motor, a pitch drive block, a rotating motor, a rotating drive block, a sphere, a connecting pin, a protective rubber sleeve and a license plate recognition camera, a pitch motor is fixed on the left side of the vertical surface of the T-shaped plate, and the output end of the pitch motor is fixedly connected to the pitch drive block, a rotating motor is fixed on the bottom of the plane of the T-shaped plate, and the output end of the rotating motor is fixedly connected to the rotating drive block, the pitch drive block and the rotating drive block are both L-shaped structures and are arranged with notches opposite to each other, and a sphere is arranged in the gap between the opposite surfaces of the pitch drive block and the rotating drive block, two connecting pins extend from the spherical surface of the sphere, and one connecting pin is rotationally matched with the corresponding through hole of the rotating drive block, and the other connecting pin is rotationally matched with the corresponding through hole of the pitch drive block, a protective rubber sleeve is sleeved in the middle of the connecting pin, and the license plate recognition camera is fixed with a bolt at the end of the connecting pin.
[0007] Furthermore, the pitch motor controls the pitch movement of the sphere by the cooperation between the pitch driving block and the connecting pin on one side, and the rotation motor controls the rotation movement of the sphere by the cooperation between the rotation driving block and the connecting pin on the other side.
[0008] Furthermore, a fill light is arranged below the license plate recognizer, and an LED dot matrix screen is arranged in the middle of the license plate recognizer.
[0009] Furthermore, a cabinet is provided above the license plate recognizer, and a protective plate arranged above the pitch motor is fixed on the side of the cabinet.
[0010] Furthermore, a groove is provided on the top plane of the cabinet, and the groove is gap-matched with a connecting pin with a protective rubber sleeve.
[0011] Furthermore, a cabinet door is provided on the side of the cabinet opening through a hinge, and a heat dissipation window corresponding to the rotating motor is provided at the bottom of the cabinet door.
[0012] Furthermore, the bottom of the license plate recognizer is fixed to one side of the base, and a gate is fixed to the other side of the base, and a gate lever is controlled by the rotation of a motor on the front side of the gate.
[0013] Compared with the prior art, the utility model has the following beneficial effects:
[0014] 1. When the utility model is in use, in order to prevent the situation where the license plate cannot be captured and recognized due to the vehicle being in a blind spot of the license plate recognition camera, the present application sets a multi-angle adjustment component. On the one hand, the pitch motor controls the pitch movement of the sphere through the cooperation of the pitch drive block and the connecting pin on one side. On the other hand, the rotating motor controls the rotation movement of the sphere through the cooperation of the rotating drive block and the connecting pin on the other side. There is no interference between the above two movements, so that the license plate recognition camera of the present application can freely rotate and adjust the pitch angle to accurately capture the license plate photo to complete information reading. In addition, the rotating motor in the cabinet is facing the heat dissipation window on the cabinet door for easy heat dissipation, and the pitch motor outside the cabinet is also protected by the upper protective plate. The movable connection between the connecting pin and the top groove of the cabinet is also prevented from dust and rainwater from entering the cabinet to cause short circuit of components by adding a protective rubber sleeve, which makes it more applicable.
[0015] 2. When the utility model is in use, the parking lot system proposed in this application consists of two major components: license plate recognition and gate. The fill light below the license plate recognizer is used for fill light in weak light conditions at night, the LED dot matrix screen in the middle of the license plate recognizer is used for prompting payment information, and the license plate recognition camera on the top of the license plate recognizer is used for capturing and recognizing the license plate. By integrating the above three on the license plate recognizer to form an integrated structure, covering the complete functional accessories required for license plate recognition, the structure is compact and easy to maintain. When the vehicle enters or leaves the venue, the license plate recognition camera captures and confirms the authority of the license plate, and the single-chip microcomputer sends a switch signal to the gate machine to control the lifting of the gate rod to complete the passage of the vehicle. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the overall structure of the utility model device;
[0017] Figure 2 This is a schematic diagram of the structure of the license plate recognition device of the utility model;
[0018] Figure 3 This is a schematic diagram of the structure of the multi-angle adjustment component of the utility model.
[0019] In the figure: 1. License plate recognition device; 2. Fill light; 3. LED dot matrix screen; 4. Cabinet; 5. Protective plate; 6. Slot; 7. Cabinet door; 8. Heat dissipation window; 9. Multi-angle adjustment component; 901. T-plate; 902. Pitch motor; 903. Pitch drive block; 904. Rotation motor; 905. Rotation drive block; 906. Sphere; 907. Connecting pin; 908. Protective rubber sleeve; 909. License plate recognition camera; 10. Base; 11. Gate; 12. Gate lever. DETAILED DESCRIPTION
[0020] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.
[0021] like Figures 1 to 3 As shown, a multi-angle adjustable license plate recognition integrated machine includes a license plate recognizer 1 and a multi-angle adjustment component 9. The multi-angle adjustment component 9 is arranged on the top of the license plate recognizer 1. The multi-angle adjustment component 9 includes a T-shaped plate 901, a pitch motor 902, a pitch drive block 903, a rotating motor 904, a rotating drive block 905, a sphere 906, a connecting pin 907, a protective rubber sleeve 908 and a license plate recognition camera 909. The pitch motor 902 is fixed to the left side of the vertical plane of the T-shaped plate 901, and the output end of the pitch motor 902 is fixedly connected to the pitch drive block 903. The rotating motor 904 is fixed to the bottom of the plane of the T-shaped plate 901, and the output end of the rotating motor 904 is fixedly connected to the rotating drive block 905. The pitch drive block 903 and the rotating drive block 905 are both It is an L-shaped structure with notches arranged opposite to each other, and a sphere 906 is arranged in the gap between the opposite surfaces of the pitch drive block 903 and the rotation drive block 905, two connecting pins 907 extend from the spherical surface of the sphere 906, and one connecting pin 907 is rotationally matched with the corresponding through hole of the rotation drive block 905, and the other connecting pin 907 is rotationally matched with the corresponding through hole of the pitch drive block 903, a protective rubber sleeve 908 is sleeved on the middle part of the connecting pin 907, and a license plate recognition camera 909 is bolted to the end of the connecting pin 907, the pitch motor 902 controls the pitch movement of the sphere 906 through the cooperation between the pitch drive block 903 and the connecting pin 907 on one side, and the rotation motor 904 controls the rotation movement of the sphere 906 through the cooperation between the rotation drive block 905 and the connecting pin 907 on the other side;
[0022] The specific operation is as follows: In order to prevent the vehicle from being in the blind spot of the license plate recognition camera 909 and causing the license plate to be unable to be captured and recognized, the present application sets a multi-angle adjustment component 9. On the one hand, the pitch motor 902 controls the pitch movement of the sphere 906 through the cooperation of the pitch drive block 903 and the connecting pin 907 on one side. On the other hand, the rotation motor 904 controls the rotation movement of the sphere 906 through the cooperation of the rotation drive block 905 and the connecting pin 907 on the other side. There is no interference between the above two movements, so that the license plate recognition camera 909 of the present application can freely rotate and adjust the pitch angle to accurately capture the license plate photo to complete the information reading. In addition, the rotating motor 904 in the cabinet 4 is directly facing the heat dissipation window 8 on the cabinet door 7 for heat dissipation. The pitch motor 902 outside the cabinet 4 is also protected by the upper protective plate 5, and the movable connection between the connecting pin 907 and the top bar groove 6 of the cabinet 4 is also prevented from dust and rainwater from entering the cabinet 4 and causing short circuit of components by adding a protective rubber sleeve 908, which is more applicable.
[0023] like Figure 1 to Figure 2 As shown, a fill light 2 is arranged below the license plate recognizer 1, and an LED dot matrix screen 3 is arranged in the middle of the license plate recognizer 1, a cabinet 4 is arranged above the license plate recognizer 1, and a protective plate 5 arranged above the pitch motor 902 is fixed on the side of the cabinet 4, a groove 6 is arranged on the top plane of the cabinet 4, and the groove 6 is gap-matched with a connecting pin 907 with a protective rubber sleeve 908, a cabinet door 7 is rotated on the side of the opening of the cabinet 4 through a hinge, and a heat dissipation window 8 corresponding to the rotating motor 904 is arranged at the bottom of the cabinet door 7, the bottom of the license plate recognizer 1 is fixed to one side of the base 10, and a gate 11 is fixed on the other side of the base 10, and a gate rod 12 is controlled by the rotation of the motor on the front of the gate 11;
[0024] The specific operation is as follows: The parking system proposed in this application consists of two major components: license plate recognition and gate. The fill light 2 below the license plate recognizer 1 is used for fill light in weak light conditions at night, the LED dot matrix screen 3 in the middle of the license plate recognizer 1 is used to prompt the payment information, and the license plate recognition camera 909 on the top of the license plate recognizer 1 is used to capture and recognize the license plate. By integrating the above three on the license plate recognizer 1 to form an integrated structure, covering the complete functional accessories required for license plate recognition, the structure is compact and easy to maintain, when the vehicle enters or leaves the venue, the license plate recognition camera 909 captures and confirms the authority of the license plate, and the single-chip microcomputer sends a switch signal to the gate machine 11 to control the lifting of the gate rod 12 to complete the passage of the vehicle.
[0025] Working principle: When using this multi-angle adjustable license plate recognition integrated machine, the parking system proposed in this application is composed of two major components: license plate recognition and gate. The fill light 2 below the license plate recognizer 1 is used for fill light in weak light conditions at night, the LED dot matrix screen 3 in the middle of the license plate recognizer 1 is used to prompt payment information, and the license plate recognition camera 909 on the top of the license plate recognizer 1 is used for capturing and identifying the license plate. By integrating the above three on the license plate recognizer 1 to form an integrated structure, covering the complete functional accessories required for license plate recognition, the structure is compact and easy to maintain. When the vehicle enters or leaves the venue, the license plate recognition camera 909 captures and confirms the authority of the license plate, and the single-chip microcomputer sends a switch signal to the gate machine 11 to control the lifting of the gate rod 12 to complete the passage of the vehicle. This is to prevent the vehicle from being in the blind spot of the license plate recognition camera 909, which may cause the license plate to be unable to be captured and recognized. In this case, the present application sets a multi-angle adjustment component 9. On the one hand, the pitch motor 902 controls the pitch movement of the sphere 906 through the cooperation of the pitch drive block 903 and the connecting pin 907 on one side. On the other hand, the rotating motor 904 controls the rotation movement of the sphere 906 through the cooperation of the rotating drive block 905 and the connecting pin 907 on the other side. There is no interference between the above two movements, so that the license plate recognition camera 909 of the present application can freely rotate and adjust the pitch angle to accurately capture the license plate photo to complete the information reading. In addition, the rotating motor 904 in the cabinet 4 is facing the heat dissipation window 8 on the cabinet door 7 for easy heat dissipation, and the pitch motor 902 outside the cabinet 4 is also protected by the upper protective plate 5, and the movable connection between the connecting pin 907 and the top strip groove 6 of the cabinet 4 is also prevented from dust and rainwater from entering the cabinet 4 and causing component short circuit by adding a protective rubber sleeve 908, which makes it more applicable.
[0026] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.
Claims
1. A multi-angle adjustable license plate recognition integrated machine, characterized in that: The invention comprises a license plate recognition device (1) and a multi-angle adjustment component (9), wherein the multi-angle adjustment component (9) is arranged on the top of the license plate recognition device (1), and the multi-angle adjustment component (9) comprises a T-shaped plate (901), a pitch motor (902), a pitch drive block (903), a rotating motor (904), a rotating drive block (905), a sphere (906), a connecting pin (907), a protective rubber sleeve (908) and a license plate recognition camera (909), wherein the pitch motor (902) is fixed on the left side of the vertical plane of the T-shaped plate (901), and the output end of the pitch motor (902) is fixedly connected to the pitch drive block (903), and the rotating motor (904) is fixed on the bottom of the plane of the T-shaped plate (901), and the rotating motor (904) is fixed on the bottom of the plane of the T-shaped plate (901). The output end of the rotating drive block (904) is fixedly connected with a rotating drive block (905), the pitch driving block (903) and the rotating drive block (905) are both L-shaped structures and the notches are arranged opposite to each other, and a sphere (906) is arranged in the gap between the opposite surfaces of the pitch driving block (903) and the rotating drive block (905), two connecting pins (907) extend from the spherical surface of the sphere (906), and one connecting pin (907) is rotationally matched with the corresponding through hole of the rotating drive block (905), and the other connecting pin (907) is rotationally matched with the corresponding through hole of the pitch driving block (903), the middle part of the connecting pin (907) is covered with a protective rubber sleeve (908), and the end of the connecting pin (907) is bolted with a license plate recognition camera (909).
2. The multi-angle adjustable license plate recognition integrated machine according to claim 1, characterized in that: The pitch motor (902) controls the pitch movement of the sphere (906) by cooperating with the pitch driving block (903) and the connecting pin (907) on one side, and the rotation motor (904) controls the rotation movement of the sphere (906) by cooperating with the rotation driving block (905) and the connecting pin (907) on the other side.
3. The multi-angle adjustable license plate recognition integrated machine according to claim 1, characterized in that: A fill light (2) is arranged below the license plate recognizer (1), and an LED dot matrix screen (3) is arranged in the middle of the license plate recognizer (1).
4. The multi-angle adjustable license plate recognition integrated machine according to claim 1, characterized in that: A cabinet (4) is provided above the license plate recognition device (1), and a protective plate (5) arranged above the pitch motor (902) is fixed to the side of the cabinet (4).
5. The multi-angle adjustable license plate recognition integrated machine according to claim 4, characterized in that: The top plane of the cabinet (4) is provided with a groove (6), and the groove (6) is loosely matched with a connecting pin (907) covered with a protective rubber sleeve (908).
6. The multi-angle adjustable license plate recognition integrated machine according to claim 4, characterized in that: A cabinet door (7) is provided on the side of the cabinet (4) opening via a hinge, and a heat dissipation window (8) corresponding to the rotating motor (904) is provided at the bottom of the cabinet door (7).
7. The multi-angle adjustable license plate recognition integrated machine according to claim 1, characterized in that: The bottom of the license plate recognizer (1) is fixed to one side of a base (10), and a gate machine (11) is fixed to the other side of the base (10), and a gate rod (12) is controlled by the rotation of a motor on the front side of the gate machine (11).