CN220566981U - License plate recognition module and license plate recognition device - Google Patents
License plate recognition module and license plate recognition device Download PDFInfo
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- CN220566981U CN220566981U CN202322317372.4U CN202322317372U CN220566981U CN 220566981 U CN220566981 U CN 220566981U CN 202322317372 U CN202322317372 U CN 202322317372U CN 220566981 U CN220566981 U CN 220566981U
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- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000005286 illumination Methods 0.000 claims description 12
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- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003909 pattern recognition Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of license plate recognition, and provides a license plate recognition module and a license plate recognition device. Above-mentioned license plate discernment module includes: the camera comprises a mounting seat, a first connecting piece, a second connecting piece and an identification camera, wherein the mounting seat is rotationally connected with the first connecting piece, the first connecting piece is rotationally connected with the second connecting piece, a rotation connecting mechanism is arranged on the mounting seat, and the identification camera is arranged on the second connecting piece; the first connecting piece can swing along a first direction by taking a rotating connecting point with the mounting seat as a circle center, and the second connecting piece can swing along a second direction by taking the rotating connecting point with the first connecting piece as the circle center. The utility model provides a license plate recognition module and a license plate recognition device, which are used for solving the defect that a license plate recognition device recognition camera in the prior art can only perform angle adjustment in the up-down direction, realizing omnibearing angle adjustment and improving the application range.
Description
Technical Field
The utility model relates to the technical field of license plate recognition, in particular to a license plate recognition module and a license plate recognition device.
Background
The license plate recognition device is a component part of a core in the closed parking lot management system. Based on digital image processing, pattern recognition, computer vision and other technologies, the method analyzes the vehicle image or video sequence shot by the camera to obtain a unique license plate number of each automobile, thereby completing the recognition process. And distinguishing whether the vehicle type is a parked truck or a month truck according to the identified license plate number, and recording the time of entering and exiting the parking place, the charge amount and the like.
However, in the license plate recognition device in the prior art, the recognition camera can only perform angle adjustment in the vertical direction, and the application range is narrow.
Therefore, a license plate recognition module and a license plate recognition device are needed to solve the above problems.
Disclosure of Invention
The utility model provides a license plate recognition module and a license plate recognition device, which are used for solving the defect that a license plate recognition device recognition camera in the prior art can only perform angle adjustment in the up-down direction, realizing omnibearing angle adjustment and improving the application range.
One aspect of the present utility model provides a license plate recognition module, including: the camera comprises a mounting seat, a first connecting piece, a second connecting piece and an identification camera, wherein the mounting seat is rotationally connected with the first connecting piece, the first connecting piece is rotationally connected with the second connecting piece, a rotation connecting mechanism is arranged on the mounting seat, and the identification camera is arranged on the second connecting piece;
the first connecting piece can swing along a first direction by taking a rotating connecting point with the mounting seat as a circle center, and the second connecting piece can swing along a second direction by taking the rotating connecting point with the first connecting piece as the circle center.
According to the license plate recognition module provided by the utility model, the first fixing mechanism is arranged between the mounting seat and the first connecting piece, and the first fixing mechanism is suitable for fixing the swing angle of the first connecting piece;
and a second fixing mechanism is arranged between the first connecting piece and the second connecting piece and is suitable for fixing the swing angle of the second connecting piece.
According to the license plate recognition module provided by the utility model, the mounting seat comprises the first bottom plate, the first side plate is arranged on the upper surface of the first bottom plate along the first direction, the first connecting piece comprises the second bottom plate, the second side plate is arranged on the lower surface of the second bottom plate along the first direction, and the first side plate and the second side plate are in fit arrangement.
According to the license plate recognition module provided by the utility model, the first side plates are symmetrically arranged on two sides of the upper surface of the first bottom plate, and the second side plates are symmetrically arranged on two sides of the second bottom plate.
According to the license plate recognition module provided by the utility model, the upper surface of the second bottom plate is provided with the third side plate along the second direction, the second connecting piece comprises the third bottom plate, the lower surface of the third bottom plate is provided with the fourth side plate along the second direction, and the third side plate is attached to the fourth side plate.
According to the license plate recognition module provided by the utility model, the third side plates are symmetrically arranged on two sides of the upper surface of the second bottom plate, and the fourth side plates are symmetrically arranged on two sides of the lower surface of the third bottom plate.
Another aspect of the present utility model provides a license plate recognition apparatus, including: the license plate recognition module comprises a shell and any one of the license plate recognition modules, wherein the mounting seat is rotationally connected with the shell through the rotation connecting mechanism.
According to the license plate recognition device provided by the utility model, the first side wall of the shell is provided with the functional panel, the functional panel comprises a photographing recognition area, and the recognition camera is arranged at the inner side of the photographing recognition area.
According to the license plate recognition device provided by the utility model, the functional panel further comprises a display area and an illumination area;
the display device is arranged on the inner side of the display area, and the illumination device is arranged on the inner side of the illumination area.
The license plate recognition device provided by the utility model further comprises a photosensitive element, and the photosensitive element is connected with the lighting device.
When the license plate recognition module and the license plate recognition device are used, the mounting seat is rotatably arranged at the mounting position through the rotary connecting mechanism, the first connecting piece can swing along the first direction by taking the rotary connecting point with the mounting seat as the center of a circle, and the second connecting piece can swing along the second direction by taking the rotary connecting point with the first connecting piece as the center of a circle, so that the recognition camera positioned on the second connecting piece can adjust angles in the first direction and the second direction through the first connecting piece and the second connecting piece, and the angle adjustment is performed through the rotary connecting mechanism arranged on the mounting seat, thereby being convenient for adjusting the posture of the recognition camera in multiple directions and improving the application range.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objects and other advantages of the utility model may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
In order to more clearly illustrate the utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a license plate recognition module according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a license plate recognition module according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of a functional panel in a license plate recognition device according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of an internal structure of a license plate recognition device according to an embodiment of the present utility model.
Reference numerals:
1. a mounting base; 101. a first base plate; 102. a first side plate; 2. a first connector; 201. a second base plate; 202. a second side plate; 203. a third side plate; 3. a second connector; 301. a third base plate; 302; a fourth side plate; 4. identifying a camera; 5. rotating the connecting hole; 6. a first arc-shaped groove; 7. a second arc-shaped groove; 8. a housing; 9. a functional panel; 901. photographing an identification area; 902. a display area; 903. an illumination area; 10. a display device; 11 lighting device.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The following describes a license plate recognition module and a license plate recognition device provided by the present utility model with reference to fig. 1 to 4.
As shown in fig. 1 and 2, an embodiment of the present utility model provides a license plate recognition module, including: the device comprises a mounting seat 1, a first connecting piece 2, a second connecting piece 3 and an identification camera 4, wherein the mounting seat 1 is rotationally connected with the first connecting piece 2, the first connecting piece 2 is rotationally connected with the second connecting piece 3, a rotational connecting mechanism is arranged on the mounting seat 1, and the identification camera 4 is arranged on the second connecting piece 3; the first connecting piece 2 can swing along a first direction by taking a rotation connecting point with the mounting seat 1 as a circle center, and the second connecting piece 3 can swing along a second direction by taking the rotation connecting point with the first connecting piece 2 as the circle center.
The first direction refers specifically to the X direction shown in fig. 1, and the second direction refers specifically to the Y direction shown in fig. 1.
Specifically, in the present embodiment, the mounting base 1 includes a first bottom plate 101, two sides of the upper surface of the first bottom plate 101 are symmetrically provided with first side plates 102, and two first side plates 102 are disposed in an extending manner along the X direction shown in fig. 1. The first connecting piece 2 comprises a second bottom plate 201, two sides of the lower surface of the second bottom plate 201 are symmetrically provided with second side plates 202, two second side plates 202 extend along the X direction shown in fig. 1, two sides of the upper surface of the second bottom plate 201 are symmetrically provided with third side plates 203, and two third side plates 203 extend along the Y direction shown in fig. 1. The second connecting piece 3 comprises a third bottom plate 301, fourth side plates 302 are symmetrically arranged on two sides of the lower surface of the third bottom plate 301, and the two fourth side plates 302 are arranged in an extending mode along the Y direction shown in fig. 1.
The rotation connection mechanism comprises a rotation connection hole 5 arranged at the center of the first bottom plate 101, and when in use, the rotation connection hole 5 can be used for rotationally connecting with other components, so that the mounting seat 1 can rotate by taking the Z axis shown in fig. 1 as a rotating shaft.
Two second side plates 202 in the first connecting piece 2 are respectively located at the outer sides of two first side plates 102 of the mounting seat 1, each second side plate 202 is respectively connected with the first side plate 102 located at the same side in a rotating way, two fourth side plates 302 in the second connecting piece 3 are respectively located at the outer sides of two third side plates 203 in the first connecting piece 2, and each fourth side plate 302 is respectively connected with the third side plate 203 located at the same side in a rotating way. In this way, when the force in the X direction is applied to the first link 2, the first link 2 (driving the second link 3 and the recognition camera 4) can be driven to swing in the X direction around the rotational connection point of the first side plate 102 and the second side plate 202, and when the force in the Y direction is applied to the second link 3, the second link 3 (driving the recognition camera 4) can be driven to swing in the Y direction around the rotational connection point of the third side plate 203 and the fourth side plate 302.
The first curb plate 102 of mount pad 1 and the laminating of the second curb plate 202 of first connecting piece 2 set up for the latter half of first connecting piece 2 is the centre gripping form to mount pad 1, thereby the first curb plate 102 of mount pad 1 can play spacing direction effect to first connecting piece 2 when following X direction swing, guarantees its stability when carrying out the angle adjustment. Likewise, the third side plate 203 of the first connecting piece 2 is attached to the fourth side plate 302 of the second connecting piece 3, so that the second connecting piece 3 clamps the upper half part of the first connecting piece 2, and the third side plate 203 of the first connecting piece 2 can play a limiting and guiding role on the second connecting piece 3 when swinging along the Y direction, thereby guaranteeing the stability of angle adjustment.
In the embodiment of the utility model, a first fixing mechanism is arranged between the mounting seat 1 and the first connecting piece 2, and the first fixing mechanism is suitable for fixing the swing angle of the first connecting piece 2; a second fixing mechanism is arranged between the first connecting piece 2 and the second connecting piece 3, and the second fixing mechanism is suitable for fixing the swing angle of the second connecting piece 3. By providing the first fixing mechanism and the second fixing mechanism, the first connecting piece 2 and the second connecting piece 3 can be respectively fixed after the first connecting piece 2 and the second connecting piece 3 are adjusted to the required swing angle, so that the recognition camera 4 is fixed at the set gesture for operation.
Specifically, in the present embodiment, the first fixing mechanism includes a first arc-shaped groove 6 disposed at a position corresponding to the first side plate 102 and the second side plate 202, and the first arc-shaped groove 6 uses a rotational connection point of the first side plate 102 and the second side plate 202 as a center of a circle, and after adjusting the first connecting piece 2 to a set angle, the relative positions of the first side plate 102 and the second side plate 202 can be fixed by using a bolt and nut assembly through the first arc-shaped groove 6. The second fixing mechanism comprises a second arc-shaped groove 7 arranged at the corresponding position of the third side plate 203 and the fourth side plate 302, the second arc-shaped groove 7 uses the rotation connection point of the third side plate 203 and the fourth side plate 302 as the center of a circle, and after the second connecting piece 3 is adjusted to a set angle, the relative position of the third side plate 203 and the fourth side plate 302 can be fixed through the second arc-shaped groove 7 by utilizing a bolt and nut assembly.
In some embodiments, a first fixing hole set may be further disposed at the corresponding positions of the first side plate 102 and the second side plate 202, where the first fixing hole set includes a plurality of fixing holes, and all the fixing holes are arranged along an arc shape, and use a rotational connection point of the first side plate 102 and the second side plate 202 as a center of a circle, and after adjusting the first connecting piece 2 to a set angle, the fixing pin may be inserted into the fixing holes located in the first side plate 102 and the second side plate 202 to fix the first connecting piece 2. Likewise, a second fixing hole set may be further disposed at the corresponding positions of the third side plate 203 and the fourth side plate 302, where the second fixing hole set includes a plurality of fixing holes, all the fixing holes are distributed along an arc shape, and the second connecting piece 3 is adjusted to a set angle by using a rotation connection point of the third side plate 203 and the fourth side plate 302 as a center of a circle, and then the second connecting piece can be inserted into the fixing holes located in the third side plate 203 and the fourth side plate 302 through fixing pins to fix the first connecting piece.
It should be noted that only one fixing hole may be provided on the first side plate 102 (or the second side plate 202), and the first fixing hole set may be provided at a corresponding position of the second side plate 202 (or the first side plate 102). Only one fixing hole is provided on the third side plate 203 (or the fourth side plate 302), and the above-described second fixing hole group is provided at a corresponding position of the third side plate 203 (or the fourth side plate 302). After the first connecting piece 2 is adjusted to a set angle, the fixing hole on the first side plate 102 is aligned with the fixing hole on the second side plate 202, and the fixing bolt is used for fixing. Similarly, after the second connector 3 is adjusted to a set angle, the fixing hole on the third side plate 203 is aligned with the fixing hole on the fourth side plate 302, and then the second connector is fixed by a fixing bolt.
In addition, in the license plate recognition module, the recognition camera 4 can adopt an anti-counterfeiting camera, so that the condition of escaping fees by using fake license plates or photos can be effectively prevented.
When the license plate recognition module provided by the utility model is used, the mounting seat 1 is rotatably arranged at the mounting position through the rotary connecting mechanism, so that the mounting seat 1 can rotate by taking the Z axis shown in fig. 1 as a rotating shaft, the first connecting piece 2 can swing along the first direction (X direction shown in fig. 1) by taking the rotary connecting point with the mounting seat 1 as the center of a circle, the second connecting piece 3 can swing along the second direction (Y direction shown in fig. 1) by taking the rotary connecting point with the first connecting piece 2 as the center of a circle, the recognition camera 4 positioned on the second connecting piece 3 can adjust angles in the first direction and the second direction through the first connecting piece 2 and the second connecting piece 3, and the angle is adjusted through the rotary connecting mechanism arranged on the mounting seat, so that the gesture of the recognition camera 4 can be conveniently adjusted in multiple directions, and the application range of the recognition camera is promoted.
As shown in fig. 3 and 4, the present utility model further provides a license plate recognition device, including: the housing 8 and the license plate recognition module according to the above embodiment, the mounting base 1 is rotationally connected with the housing 8 through a rotational connection mechanism.
Specifically, be provided with the installing support that is used for installing license plate recognition module in the casing 8, license plate recognition module rotates to be connected on the installing support to make license plate recognition module can take place to rotate as the pivot with the Z axle that shows in fig. 1. And then the connecting structure among the mounting seat 1, the first connecting piece 2 and the second connecting piece 3 is combined, so that the working posture of the recognition camera 4 can be adjusted in multiple directions, and the application range of the recognition camera is improved.
As shown in fig. 3, in the embodiment of the present utility model, the first side plate 102 of the housing 8 is provided with a functional panel 9, where the functional panel 9 includes a photographing identification area 901, a display area 902 (including a payment information area and a two-dimensional code scanning area), and an illumination area 903, and a display device and an illumination device are further provided in the housing 8. As shown in fig. 4, the recognition camera 4 is disposed inside the photographing recognition area 901, the display device is disposed inside the display area 902, and the illumination device is disposed inside the illumination area 903. The license plate recognition device provided by the utility model has the advantages that all areas are distributed on the functional panel 9 in a modularized manner, so that the integration degree of the device is improved, and the device is more attractive.
Specifically, the functional panel 9 adopts the integrated toughened glass as the design of the external cover plate, and can protect the identification camera 4, the display device 10 and the lighting device 11 on the inner side of the functional panel without affecting the respective functions of the photographing identification area 901, the display area 902 and the lighting area 903.
The license plate recognition device provided by some embodiments of the utility model further comprises a photosensitive element, and the photosensitive element is connected with the lighting device. Through setting up photosensitive element, can the light condition of perception environment, control device closes when the light is stronger, control lighting device opens and carry out the light filling when the light is weaker.
In addition, the license plate recognition device provided by the utility model further comprises a power supply module, wherein the power supply module is arranged in the shell 8 and is not connected with the bottom of the shell 8, and is used for supplying power to the recognition camera 4, the display device, the lighting device and other components.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The utility model provides a license plate discernment module, its characterized in that includes: the camera comprises a mounting seat, a first connecting piece, a second connecting piece and an identification camera, wherein the mounting seat is rotationally connected with the first connecting piece, the first connecting piece is rotationally connected with the second connecting piece, a rotation connecting mechanism is arranged on the mounting seat, and the identification camera is arranged on the second connecting piece;
the first connecting piece can swing along a first direction by taking a rotating connecting point with the mounting seat as a circle center, and the second connecting piece can swing along a second direction by taking the rotating connecting point with the first connecting piece as the circle center.
2. The license plate recognition module according to claim 1, wherein a first fixing mechanism is arranged between the mounting seat and the first connecting piece, and the first fixing mechanism is suitable for fixing the swing angle of the first connecting piece;
and a second fixing mechanism is arranged between the first connecting piece and the second connecting piece and is suitable for fixing the swing angle of the second connecting piece.
3. The license plate recognition module according to claim 1, wherein the mounting base comprises a first bottom plate, a first side plate is arranged on the upper surface of the first bottom plate along a first direction, the first connecting piece comprises a second bottom plate, a second side plate is arranged on the lower surface of the second bottom plate along the first direction, and the first side plate is attached to the second side plate.
4. The license plate recognition module according to claim 3, wherein the first side plate is symmetrically arranged on two sides of the upper surface of the first bottom plate, and the second side plate is symmetrically arranged on two sides of the second bottom plate.
5. The license plate recognition module according to claim 3, wherein a third side plate is arranged on the upper surface of the second bottom plate along the second direction, the second connecting piece comprises a third bottom plate, a fourth side plate is arranged on the lower surface of the third bottom plate along the second direction, and the third side plate is attached to the fourth side plate.
6. The license plate recognition module according to claim 5, wherein the third side plate is symmetrically disposed on both sides of the upper surface of the second bottom plate, and the fourth side plate is symmetrically disposed on both sides of the lower surface of the third bottom plate.
7. A license plate recognition device, comprising: the license plate recognition module of any one of claims 1 to 6 and the housing, wherein the mounting seat is rotatably connected with the housing through the rotary connecting mechanism.
8. The license plate recognition device of claim 7, wherein the first side wall of the housing is provided with a functional panel, the functional panel includes a photographing recognition area, and the recognition camera is disposed inside the photographing recognition area.
9. The license plate recognition device of claim 8, wherein the functional panel further comprises a display area and an illumination area;
the display device is arranged on the inner side of the display area, and the illumination device is arranged on the inner side of the illumination area.
10. The license plate recognition device of claim 9, further comprising a photosensitive element coupled to the illumination device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322317372.4U CN220566981U (en) | 2023-08-28 | 2023-08-28 | License plate recognition module and license plate recognition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322317372.4U CN220566981U (en) | 2023-08-28 | 2023-08-28 | License plate recognition module and license plate recognition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220566981U true CN220566981U (en) | 2024-03-08 |
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ID=90100689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322317372.4U Active CN220566981U (en) | 2023-08-28 | 2023-08-28 | License plate recognition module and license plate recognition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220566981U (en) |
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2023
- 2023-08-28 CN CN202322317372.4U patent/CN220566981U/en active Active
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