High-precision vehicle detector for motor vehicle detection

Abstract

The utility model relates to a high-precision vehicle detector for motor vehicle detection, and aims to solve the technical problems that a light source and a detector of an infrared vehicle detector are blocked by dust at present, so that signal transmission is insensitive, the detection precision and sensitivity of the infrared vehicle detector are influenced, manual cleaning by personnel is needed, and the operation is troublesome. A transparent detection window is installed at one end of the stand column, a protection mechanism is arranged at the end, away from the transparent detection window, of the stand column and comprises an arc-shaped cover installed on the outer side of the stand column, and one end of the arc-shaped cover is provided with an opening. The brush roller can rotate automatically, the cleaning effect of the brush roller on the transparent detection window is improved, the cleaned brush roller is rotationally arranged in the arc-shaped cover, and the situation that the brush roller is exposed to the outer side and adsorbs a large amount of dust to affect the cleaning effect of the brush roller and the transparent detection window is avoided through cooperation with the shielding plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to vehicle detector field, concretely is a kind of high-precision vehicle detector of motor vehicle detection. BACKGROUND

[0002] Infrared grating detector is a kind of active infrared intrusion detector, can detect whether there is object by multiple infrared light, therefore is widely used in the passage detection of vehicle. At present, the figure of infrared grating detector can be seen at the entrance and exit of most parking lots and various highway toll stations.

[0003] When using traditional infrared vehicle detector, dust can block the light source and detector of infrared vehicle detector, resulting in signal transmission not sensitive, affecting its detection accuracy and sensitivity, specifically, dust can reflect or absorb photoelectric signal, so that detector cannot accurately determine the existence of vehicle, affect its accuracy, so personnel need to clean manually, it is more troublesome. Therefore, new technical solutions need to be designed to solve the problem. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the deficiency of prior art, adapting to reality needs, provide a kind of high-precision vehicle detector of motor vehicle detection to solve the technical problem that current dust can block the light source and detector of infrared vehicle detector, resulting in signal transmission not sensitive, affecting its detection accuracy and sensitivity, so personnel need to clean manually, it is more troublesome.

[0005] In order to realize the purpose of the utility model, the technical scheme adopted by the utility model is as follows: a kind of high-precision vehicle detector of motor vehicle detection is designed, including stand, the one end of the stand is equipped with transparent detection window, the end of the stand away from transparent detection window is provided with protection mechanism, the protection mechanism includes the arc cover installed on the outer side of stand, and the one end of the arc cover is provided with opening, the top middle part of the stand is equipped with servo motor, the driving end of the servo motor is equipped with disc;The top of the arc cover is provided with arc hole, the arc cover is provided with brush roller, the top of the brush roller is rotatably connected with connecting shaft, the connecting shaft penetrates rectangular hole and is connected with driving disc, the stand above transparent detection window is equipped with arc rack, the outer side of connecting shaft above brush roller is equipped with first gear.

[0006] Preferably, the inner wall of the arc cover is provided with a spray head above the inner wall, and the spray head is communicated with an external water source through a connecting pipe.

[0007] Preferably, a drive motor is installed on one side of the top of the inner cavity of the arc cover, a driving gear is installed on the driving end of the drive motor, a driven gear is installed on the outer side of the connecting shaft above the first gear, and the driving gear is engaged with the driven gear.

[0008] Preferably, a shielding plate is mounted on one side of the connection between the connecting shaft and the driving disc, and the size of the shielding plate is matched with the opening end of the arc-shaped cover.

[0009] Preferably, a drainage hole is formed in the bottom of the arc-shaped cover, and a filter screen is mounted in the drainage hole.

[0010] Preferably, the first gear is on the same horizontal line with the arc-shaped rack, and the first gear and the arc-shaped rack are engaged with each other.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1. The utility model discloses a structure that comprises a stand, a servo motor, a connecting shaft, a first gear, an arc-shaped rack, a connecting shaft, a shielding plate and a brush roller, and when the transparent detection window is cleaned, the brush roller can be self-transmitted, thereby improving the cleaning effect of the brush roller on the transparent detection window, and when the cleaned brush roller is rotated and placed in the arc-shaped cover, the shielding plate shields the opening of the arc-shaped cover, thereby avoiding that the brush roller is exposed to the outside and adsorbs a large amount of dust, which affects the cleaning effect of the brush roller on the transparent detection window.

[0013] 2. The utility model discloses a structure that comprises a nozzle, a driving motor, a driving gear and a driven gear, when the brush roller is not used and is placed in the arc-shaped cover, the brush roller after use is washed by the nozzle, the driving gear is engaged with the driven gear, then the driving motor is started to drive the brush roller during washing to rotate, thereby improving the cleaning effect of the brush roller, and when the cleaning is completed, the brush roller is rotated at high speed by the driving motor, the water on the brush roller is thrown dry by centrifugal force, the brush roller is dried quickly, and the brush roller is convenient to use again. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is an overall structure schematic view of the utility model;

[0015] Figure 2 It is an internal structure schematic view of the arc-shaped cover of the utility model;

[0016] Figure 3 It is a driving disc and brush roller and shielding plate connection structure schematic view of the utility model;

[0017] Figure 4 It is an overall side view of the utility model;

[0018] Figure 5 It is an enlarged view of A of the utility model;

[0019] Figure 6The enlarged view of B of the utility model.

[0020] In the figure: 1, stand; 11, transparent detection window; 2, protection mechanism; 21, arc cover; 22, brush roller; 23, connecting shaft; 24, first gear; 25, arc hole; 26, drainage hole; 3, arc rack; 4, driving disc; 41, shielding plate; 42, servo motor; 5, driven gear; 51, driving motor; 52, driving gear; 6, spray head; 61, filter screen. DETAILED DESCRIPTION

[0021] The utility model is further illustrated below in connection with the drawings and examples:

[0022] Example 1: a kind of high-precision vehicle detector of motor vehicle detection, refer to Figures 1 to 6 , including stand 1, the one end of stand 1 is equipped with transparent detection window 11, the one end of stand 1 away from transparent detection window 11 is provided with protection mechanism 2, the protection mechanism 2 includes arc cover 21 installed in the outer side of stand 1, and the one end of arc cover 21 is open, the top middle part of stand 1 is equipped with servo motor 42, and the driving end of servo motor 42 is equipped with disc;The top of arc cover 21 is provided with arc hole 25, arc cover 21 is provided with brush roller 22, the top of brush roller 22 is rotatably connected with connecting shaft 23, connecting shaft 23 penetrates rectangular hole and is connected with driving disc 4, stand 1 above the transparent detection window 11 is equipped with arc rack 3, the outer side of connecting shaft 23 above brush roller 22 is equipped with first gear 24, first gear 24 is on the same horizontal line with arc rack 3, and first gear 24 and arc rack 3 are engaged with each other, shielding plate 41 is installed on the one side of the connecting portion of connecting shaft 23 and driving disc 4, and the size of shielding plate 41 is adapted to the open end of arc cover 21, when working, by starting servo motor 42, driving disc 4 is driven to rotate, thereby driving brush roller 22 to rotate around stand 1, and the dust adhered to transparent detection window 11 is cleaned, when transparent detection window 11 is cleaned, first gear 24 and arc rack 3 are engaged, thereby driving brush roller 22 rotating around stand 1 driven by driving disc 4 to self-rotate, thereby improving the cleaning effect of brush roller 22 on transparent detection window 11, thereby avoiding dust blocking the light source of infrared vehicle detector passing through transparent detection window 11, affecting the precision of infrared detector on vehicle detection, and when cleaned brush roller 22 rotates in arc cover 21, shielding plate 41 shields the opening of arc cover 21, thereby avoiding brush roller 22 from being exposed to the outside and adhering a large amount of dust, which affects the cleaning effect of brush roller 22 and transparent detection window 11.

[0023] Specifically, refer to Figure 4 — Figure 6A nozzle 6 is installed on the upper part of the inner wall of the arc-shaped cover 21. The nozzle 6 is connected to an external water source through a connecting pipe. A drive motor 51 is installed on one side of the top of the inner cavity of the arc-shaped cover 21. A drive gear 52 is installed on the drive end of the drive motor 51. A driven gear 5 is installed on the outer side of the connecting shaft 23 above the first gear 24. The drive gear 52 meshes with the driven gear 5. When the brush roller 22 is not in use and is placed inside the arc-shaped cover 21, cleaning water is sprayed out through the nozzle 6 to rinse the brush roller 22 after use. At the same time, the drive gear 52 meshes with the driven gear 5, and then the drive motor 51 is started to drive the brush roller 22 to rotate during cleaning, thereby improving the cleaning effect of the brush roller 22. When cleaning is completed, the drive motor 51 drives the brush roller 22 to rotate at high speed, and the water on the brush roller 22 is spun off by centrifugal force, which dries the brush roller 22 quickly and makes it convenient for the brush roller 22 to be used again.

[0024] Further, see Figure 6 The bottom of the arc-shaped cover 21 is provided with a drain hole 26, and a filter screen 61 is installed in the drain hole 26. The wastewater generated by cleaning the brush roller 22 can be quickly discharged from the arc-shaped cover 21 through the drain hole 26. At the same time, the filter screen 61 prevents dust from entering the arc-shaped cover 21 from the drain hole 26 and contaminating the brush roller 22.

[0025] In addition, all components designed in this utility model are general standard parts or components known to those skilled in the art. Their structure and principle can be learned by those skilled in the art through technical manuals or conventional experimental methods. Those skilled in the art can fully implement them, so there is no need to elaborate. The content protected by this utility model does not involve improvements to the internal structure and method.

[0026] The embodiments disclosed herein are preferred embodiments, but are not limited thereto. Those skilled in the art can readily grasp the spirit of this utility model based on the above embodiments and make different extensions and variations. However, as long as they do not depart from the spirit of this utility model, they are all within the protection scope of this utility model.

Claims

1. A high-precision vehicle detector for motor vehicle detection, comprising a pole (1), characterized in that, One end of the column (1) is provided with a transparent detection window (11), and the other end of the column (1) is provided with a protection mechanism (2), the protection mechanism (2) comprises an arc-shaped cover (21) installed on the outer side of the column (1), and one end of the arc-shaped cover (21) is provided with an opening, and a servo motor (42) is installed in the middle of the top end of the column (1), and a disc is installed on the driving end of the servo motor (42); An arc-shaped hole (25) is formed in the top of the arc-shaped cover (21), a brush roller (22) is arranged in the arc-shaped cover (21), a connecting shaft (23) is rotatably connected to the top of the brush roller (22), the connecting shaft (23) penetrates the rectangular hole and is connected with the driving disc (4), an arc-shaped rack (3) is installed on the column (1) above the transparent detection window (11), and a first gear (24) is installed on the outer side of the connecting shaft (23) above the brush roller (22).

2. A high accuracy vehicle detector for motor vehicle detection as defined in claim 1, wherein, A spray head (6) is installed on the inner wall of the arc-shaped cover (21), and the spray head (6) is communicated with an external water source through a connecting pipe.

3. A high accuracy vehicle detector for motor vehicle detection as defined in claim 1, wherein, A driving motor (51) is installed on one side of the top of the inner cavity of the arc-shaped cover (21), a driving end of the driving motor (51) is provided with a driving gear (52), a driven gear (5) is installed on the outer side of the connecting shaft (23) above the first gear (24), and the driving gear (52) is engaged with the driven gear (5).

4. A high accuracy vehicle detector for motor vehicle detection as defined in claim 1, wherein, A shielding plate (41) is installed on one side of the connecting portion of the connecting shaft (23) and the driving disc (4), and the size of the shielding plate (41) is matched with the opening end of the arc-shaped cover (21).

5. A high accuracy vehicle detector for motor vehicle detection as defined in claim 1, wherein, A drainage hole (26) is formed in the bottom of the arc-shaped cover (21), and a filter screen (61) is installed in the drainage hole (26).

6. A high accuracy vehicle detector for motor vehicle detection as defined in claim 1, wherein, The first gear (24) and the arc-shaped rack (3) are on the same horizontal line, and the first gear (24) and the arc-shaped rack (3) are engaged with each other.

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