Novel road traffic pedestrian radar detection equipment

Abstract

The utility model discloses novel road traffic pedestrian radar detection equipment, which comprises a base, a supporting column which is vertically and rotatably arranged on the base and is adjustable in length, a supporting plate which is horizontally and fixedly arranged at the top of the supporting column, a mounting box and a radar detector which is detachably assembled in the mounting box, the angle adjusting mechanism comprises an adjusting shaft and an adjusting plate; the upper end of the supporting plate is partially recessed inwards to form an assembling groove, an adjusting shaft is horizontally and rotatably arranged in the assembling groove, two rows of hinged plates are symmetrically hinged to the bottom end of the adjusting plate at intervals, and the free ends of the two rows of hinged plates are symmetrically hinged to the adjusting shaft. According to the novel road traffic pedestrian radar detection equipment, the angle of the radar detector can be adjusted through the angle adjusting mechanism, and the position of the radar detector can be further adjusted in cooperation with the rotating supporting column, so that the detection positions of the whole equipment are diversified.

Description

TECHNICAL FIELD

[0001] The utility model relates to traffic detection technical field, specifically, relate to a novel road traffic pedestrian radar detection equipment. BACKGROUND

[0002] Traffic flow refers to the flow formed by continuous driving of cars on the road, and in a broad sense, it also includes the flow of other vehicles and people. In a certain period of time, on a road section not affected by lateral intersection, the traffic flow is in a continuous flow state. When encountering a signal light at an intersection, the traffic flow is in an intermittent flow state. Traffic flow detection needs to be carried out through a traffic flow detection probe. The traffic flow detection probe is designed based on radar and vision integration. Video detection is integrated into the forward radar detector. The traffic flow on the road is analyzed by millimeter wave radar. The traffic flow at the intersection can be detected all day long. The video image is collected by the front camera as input, and then the image analysis and processing are carried out in the camera. The abnormal traffic events, real-time vehicle passing data and traffic flow are determined. Through the advantages of the two detection methods, the traffic flow is monitored all day long and accurately. Through the advantage of high-definition video visualization, various optimization schemes can be further refined to ensure the detection rate and provide on-site influence data for later data verification.

[0003] Through retrieval, Chinese patent application No. CN202223554642.5 discloses a traffic flow detection probe, which belongs to the field of radar detection technology and comprises a frame body. The frame body comprises a support column, the surface of the support column is provided with a cross bar, the upper surface of the cross bar is fixedly connected with a mounting box, the inner side of the mounting box is provided with a radar detector, and the surface of the radar detector is provided with a camera. The surface of the mounting box is provided with a fixing mechanism, and the fixing mechanism comprises a mounting plate which is fixedly connected to the surface of the radar detector. The insertion and separation of the plug and the first slot can limit and release the mounting plate. When the radar detector needs to be repaired and replaced, the radar detector can be quickly disassembled and assembled.

[0004] During the implementation of the utility model, the inventor found that the prior art has the following problems:

[0005] The existing radar detection equipment does not have an angle adjustment function, so the detection position cannot be adjusted, which limits the detection range and reduces the flexibility, thereby reducing the practicability.

[0006] Therefore, it is urgent for the utility model to provide a novel road traffic pedestrian radar detection equipment which can adjust the angle of the radar detector through an angle adjustment mechanism during use and further adjust the position of the radar detector by rotating the support column, so as to diversify the detection position of the entire equipment. UTILITY MODEL CONTENTS

[0007] In order to overcome the problem that the prior art does not have an angle adjusting function, so that the detection position cannot be adjusted, the detection range is limited, the flexibility is poor, and the practicability is reduced, and to provide a new road traffic pedestrian radar detection device which can adjust the angle of the radar detector through the angle adjusting mechanism during use, and can further adjust the position of the radar detector by cooperating with the rotating support column, so that the detection position of the whole device is diversified.

[0008] In order to achieve the above-mentioned purpose, the utility model provides a kind of new road traffic pedestrian radar detection device, the device includes base, vertically and rotatably arranged on base and length adjustable support column, support plate is horizontally fixed and arranged on the top of support column, installation box is arranged on support plate by angle adjusting mechanism, and radar detector is detachably assembled in installation box, and the angle adjusting mechanism includes: adjusting shaft and adjusting plate;Wherein,

[0009] The upper end portion of the support plate is inwardly recessed to form an assembly groove, and the adjusting shaft is horizontally and rotatably arranged in the assembly groove, the bottom end of the adjusting plate is spaced and symmetrically hingedly connected with two rows of hinge plates, and the free ends of the two rows of hinge plates are symmetrically hingedly connected to the adjusting shaft, and the upper end of the adjusting plate is fixedly provided with the installation box, and the radar detector is detachably fixed in the installation box by the fixing assembly.

[0010] Preferably, the angle adjusting mechanism further comprises: adjusting gear, adjusting tooth plate and electric telescopic rod;Wherein,

[0011] The adjusting gears are coaxially fixed at the both ends of the adjusting shaft, respectively, two adjusting tooth plates are horizontally and movably arranged in the assembly groove below the two adjusting gears, respectively, and are engaged with the two adjusting gears, respectively, the both ends of the two adjusting tooth plates are connected together by a connecting rod, the electric telescopic rod is horizontally fixed in the assembly groove beside any one of the adjusting tooth plates, and the adjusting tooth plate connected thereto is fixedly connected together by the fixing block.

[0012] Preferably, two guide rods are fixedly arranged in the assembly groove for assembling the two adjusting tooth plates, and a guide hole is horizontally and throughly provided in the interior of each adjusting tooth plate for the corresponding guide rod to pass out, and each adjusting tooth plate is slidably assembled on the corresponding guide rod through the guide hole.

[0013] Preferably, the fixing assembly comprises: a pull plate, a stop rod and a spring;Wherein,

[0014] The side of the mounting box with the same length as the radar detector is provided with an operation opening in communication with the inside of the mounting box, the radar detector is horizontally placed in the mounting box through the operation opening, and the side of the radar detector opposite to the operation opening is abutted against the inner wall of the mounting box, a row of through holes are vertically and equidistantly provided on the mounting box above the side of the radar detector, a pull plate is vertically and equidistantly arranged on the top of the mounting box, a row of stop rods are vertically and equidistantly arranged on the bottom end of the pull plate and abut against the radar detector through the through holes, and a spring is sleeved on each stop rod between the mounting box and the pull plate, and the two ends of each spring are fixed on the mounting box and the pull plate respectively.

[0015] Preferably, the side walls of the mounting box are uniformly and through-provided with a plurality of heat dissipation grooves in communication with the inside of the mounting box.

[0016] Preferably, the device further comprises a length adjusting mechanism for adjusting the length of the support column, the length adjusting mechanism comprising: a lead screw, a sliding block, a fixed rod and a first motor; wherein,

[0017] The inside of the support column is a hollow structure, and a lead screw is vertically and rotatably arranged in the inside of the support column, a sliding block is threadedly fixed on the shaft of the lead screw, at least two fixed rods are fixed on the upper end of the sliding block and can pass through the top of the support column, each fixed rod is fixed on the support plate, and the first motor is vertically fixed on the bottom end of the base and coaxially connected with the lead screw through a shaft coupling.

[0018] Preferably, the device further comprises a driving assembly for driving the rotation of the support column, the driving assembly comprising: a second motor, a driving gear and a driven gear; wherein,

[0019] The driven gear is coaxially fixed on the support column in the inside of the base, the second motor is vertically fixed in the inside of the base beside the support column, and the output shaft of the second motor is coaxially fixed with the driving gear which is meshingly connected with the driven gear.

[0020] According to the above technical scheme, the novel road traffic pedestrian radar detection device has the following beneficial effects in use:

[0021] (1) Since the length of the support column is adjustable, the length of the support column can be adjusted to the shortest, and space is avoided in the carrying process.

[0022] (2) The working principle of the angle adjusting mechanism is that the support plate and the radar detector assembled thereon are turned together to a certain angle by rotating the adjusting shaft, so that the angle of the radar detector is adjusted. (3) The working principle of the length adjusting mechanism is that the length of the support column is adjusted by rotating the first motor to drive the sliding block to move along the lead screw, so that the length of the support column is adjusted.

[0023] (3) by adjusting the length of the support column size to adjust the height of the radar detector assembled on its top, by rotating the support column to drive the radar detector to rotate, to adjust its detection position, at the same time, the angle of the radar detector can be adjusted by the angle adjusting mechanism to further adjust the detection angle of the radar detector, so that the radar detector detection position diversification, improve the flexibility of the whole device.

[0024] In summary, the angle of the radar detector can be adjusted by the angle adjusting mechanism, and the position of the radar detector can be further adjusted by cooperating with the rotating support column, so that the detection position of the whole device is diversified.

[0025] Other features and advantages of the present application will be described in detail in the following specific embodiments; moreover, the parts not involved in the present application are the same as or can be realized by the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0026] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used together with the following specific embodiments to explain the present application, but do not constitute a limitation on the present application. In the drawings:

[0027] Figure 1 is a structural schematic view of a novel road traffic pedestrian radar detection device provided in a preferred embodiment of the present application;

[0028] Figure 2 is a structural front view of a novel road traffic pedestrian radar detection device provided in a preferred embodiment of the present application;

[0029] Figure 3 is a structural side view of a novel road traffic pedestrian radar detection device provided in a preferred embodiment of the present application;

[0030] Figure 4 is a structural sectional view of Figure 2 ;

[0031] Figure 5 is a structural sectional view of Figure 4 ;

[0032] Figure 6 is a structural schematic view of an angle adjusting mechanism of a novel road traffic pedestrian radar detection device provided in a preferred embodiment of the present application.

[0033] EXPLANATION OF REFERENCE NUMERALS

[0034] 1. Base; 2. Support column; 3. Support plate; 4. Angle adjustment mechanism; 401. Adjustment shaft; 402. Adjustment plate; 403. Adjustment gear; 404. Adjustment tooth plate; 405. Electric telescopic rod; 5. Mounting box; 6. Hinge plate; 7. Radar detector; 8. Fixing assembly; 9. Length adjustment mechanism; 901. Lead screw; 902. Slider; 903. Fixing rod; 904. Motor No. 1; 10. Drive assembly; 11. Guide rod; 12. Heat dissipation groove. Detailed Implementation

[0035] The specific embodiments of this utility model will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for illustration and explanation only and are not intended to limit the scope of this utility model.

[0036] like Figures 1-6 As shown, this utility model provides a novel road traffic pedestrian radar detection device. The device includes a base 1, a vertically and rotatably mounted support column 2 with adjustable length on the base 1, a support plate 3 horizontally fixed to the top of the support column 2, a mounting box 5 mounted on the support plate 3 via an angle adjustment mechanism 4, and a radar detector 7 detachably assembled within the mounting box 5. The angle adjustment mechanism 4 includes an adjustment shaft 401 and an adjustment plate 402.

[0037] The upper part of the support plate 3 is recessed inward to form an assembly groove, and an adjustment shaft 401 is horizontally and rotatably arranged in the assembly groove. Two rows of hinge plates 6 are symmetrically hinged at the bottom end of the adjustment plate 402, and the free ends of the two rows of hinge plates 6 are symmetrically hinged to the adjustment shaft 401. A mounting box 5 is fixedly arranged at the upper end of the adjustment plate 402, and the radar detector 7 is detachably fixed in the mounting box 5 by a fixing component 8.

[0038] In the above scheme, during use, the height of the radar detector 7 mounted on its top is adjusted by adjusting the length of the support column 2, and the detection position is adjusted by rotating the support column 2 to drive the radar detector 7 to rotate. At the same time, the angle of the radar detector 7 can be adjusted by the angle adjustment mechanism 4 to further adjust the detection angle of the radar detector 7, thereby diversifying the detection position of the radar detector 7 and improving the flexibility of the entire device.

[0039] Since the length of the support column 2 is adjustable, the length of the support column 2 can be adjusted to the shortest length, thus avoiding space occupation during transportation.

[0040] The working principle of the angle adjusting mechanism 4 is that the support plate 4 and the radar detector 7 assembled thereon are turned to a certain angle by rotating the adjusting shaft 401, so that the angle of the radar detector 7 is adjusted.

[0041] In the above scheme, the radar detector 7 is a known technology, and the radar detector refers to a device for identifying a vehicle by emitting microwaves to a road surface and receiving reflected waves. According to the principle of Doppler effect, a detector suspended at a certain distance above the lane emits a microwave beam of a known frequency downward to the lane and receives reflected waves, and a vehicle is identified by the frequency difference between the emitted waves and the reflected waves. Therefore, the specific structure will not be described here.

[0042] In a preferred embodiment of the utility model, the angle adjusting mechanism 4 further comprises: adjusting gear 403, adjusting toothed plate 404 and electric telescopic rod 405, wherein,

[0043] The rotating shafts at both ends of the adjusting shaft 401 are coaxially fixedly provided with adjusting gears 403, two adjusting toothed plates 404 engaged with the two adjusting gears 403 respectively are horizontally and movably arranged in the assembly grooves below the two adjusting gears 403 respectively, the two ends of the two adjusting toothed plates 404 are connected together through connecting rods respectively, an electric telescopic rod 405 parallel to the adjusting toothed plate 404 is horizontally fixedly arranged in the assembly groove beside the adjusting toothed plate 404, and the telescopic end of the electric telescopic rod 405 is fixedly connected with the adjusting toothed plate 404 through a fixing block.

[0044] In the above scheme, the electric telescopic rod 405 can be a servo cylinder, which is a modular product integrating a servo motor and a lead screw, and its speed is 0.1-2 m / s. Because of closed-loop servo control, the control precision is high. It has the characteristics of low cost, flexible configuration, etc., and is the best substitute for hydraulic cylinders and air cylinders.

[0045] In use, the electric telescopic rod 405 is driven to move horizontally to drive the adjusting toothed plate 404 to move, so as to drive the adjusting gear 403 engaged with the adjusting toothed plate 404 to drive the adjusting shaft 401 to rotate, so that the support plate 3 and the radar detector 7 assembled thereon are tilted to a suitable angle, so that the angle of the radar detector 7 is adjusted, the detection position of the radar detector 7 is diversified, and the flexibility is improved.

[0046] In an optimal embodiment of the utility model, two guide rods 11 for assembling two adjusting tooth plates 404 are arranged in the assembly groove, and a guide hole is arranged in each adjusting tooth plate 404 for the corresponding guide rod 11 to pass through.

[0047] In the above scheme, the guide rod 11 and the guide hole on the adjusting tooth plate 404 are used together, so that the adjusting tooth plate 404 can move horizontally along the shaft of the guide rod 11, thereby playing a guiding role.

[0048] In an optimal embodiment of the utility model, the fixing assembly 8 comprises a pull plate, a stop rod and a spring.

[0049] The mounting box 5 has an operation opening on one side, and the radar detector 7 is placed horizontally in the mounting box 5 through the operation opening.

[0050] In the above scheme, when in use, the pull plate is pulled upward, and each spring is in a state of being stretched, so that the pull plate drives a row of stop rods on it to rise until the free ends of the stop rods are located in the through holes, the camera on the radar detector 7 is directed toward the operation opening, and the radar detector 7 is placed horizontally in the mounting box 5 through the operation opening, and the back side of the radar detector 7 is abutted against the inner wall of the mounting box 5.

[0051] In an optimal embodiment of the utility model, the side walls of the mounting box 5 are uniformly and throughly provided with a plurality of heat dissipation grooves 12 which are in communication with the inside of the mounting box 5.

[0052] In the above scheme, the heat generated by the radar detector 7 is conveniently dissipated to the outside environment through the heat dissipation groove 12.

[0053] In a preferred embodiment of the utility model, the device further includes a length adjusting mechanism 9 for adjusting the length of the support column 2, the length adjusting mechanism 9 includes a lead screw 901, a sliding block 902, a fixed rod 903 and a first motor 904, wherein,

[0054] The inside of the support column 2 is a hollow structure, and a lead screw 901 is vertically and rotatably arranged inside, a sliding block 902 is fixedly arranged on the shaft of the lead screw 901, the upper end of the sliding block 902 is spaced apart and fixedly arranged with at least two fixed rods 903 that can pass through the top of the support column 2, each fixed rod 903 is fixed on the support plate 3, and the first motor 904 is vertically fixed on the bottom end of the base 1 and coaxially connected with the lead screw 901 through a shaft coupling.

[0055] In the above scheme, during use, the lead screw 901 is driven to rotate by the click 904, so as to drive the sliding block 902 to ascend and descend along the shaft, and the support seat 3 and the radar detector 7 assembled thereon are driven to ascend and descend by the fixed rods 903, so as to adjust the height of the radar detector 7.

[0056] In a preferred embodiment of the utility model, the device further includes a driving assembly 10 for driving the support column 2 to rotate, the driving assembly 10 includes a second motor, a driving gear and a driven gear, wherein,

[0057] The driven gear is coaxially fixed on the support column 2 inside the base 1, and the second motor is vertically fixed in the base 1 beside the support column 2, and the output shaft of the second motor is coaxially fixed with the driving gear meshing connected with the driven gear.

[0058] In the above scheme, during use, the driving gear is driven to rotate by starting the second motor, so as to drive the driven gear and the support column 2 meshing connected therewith to rotate, so as to drive the whole device to rotate, so as to adjust the position of the radar detector 7, so as to diversify the detection position of the radar detector 7.

[0059] In summary, the novel road traffic pedestrian radar detection device provided by the utility model overcomes the problem that the prior art does not have an angle adjusting function, so that the detection position thereof cannot be adjusted, resulting in limited detection range and poor flexibility, and reduces the practicability.

[0060] The preferred embodiments of the present application are described in detail above with reference to the drawings, but the present application is not limited to the specific details in the above-described embodiments, and various simple modifications can be made to the technical solutions of the present application within the technical concept of the present application, and these simple modifications all belong to the protection scope of the present application.

[0061] In addition, it should be noted that each specific technical feature described in the above specific embodiments can be combined in any appropriate manner without contradiction, and in order to avoid unnecessary repetition, the present application will not further describe various possible combinations.

[0062] In addition, various different embodiments of the present application can also be combined in any manner, as long as they do not deviate from the concept of the present application, and they should also be considered as disclosed by the present application.

Claims

1. A new type of radar detection device for road traffic pedestrians, characterized in that, The device comprises a base (1), a support column (2) vertically and rotatably arranged on the base (1) and adjustable in length, a support plate (3) horizontally and fixedly arranged on the top of the support column (2), a mounting box (5) arranged on the support plate (3) through an angle adjusting mechanism (4), and a radar detector (7) detachably assembled in the mounting box (5), wherein the angle adjusting mechanism (4) comprises an adjusting shaft (401) and an adjusting plate (402), and the upper end portion of the support plate (3) is inwardly recessed to form an assembly groove, and the adjusting shaft (401) is horizontally and rotatably arranged in the assembly groove, the bottom end of the adjusting plate (402) is symmetrically hingedly arranged with two rows of hinge plates (6), the free ends of the two rows of hinge plates (6) are symmetrically hingedly arranged on the adjusting shaft (401), and the upper end of the adjusting plate (402) is fixedly arranged with the mounting box (5), and the radar detector (7) is detachably fixed in the mounting box (5) through a fixing assembly (8).

2. The novel radar detection device for road traffic pedestrians according to claim 1, characterized in that, The angle adjusting mechanism (4) further comprises an adjusting gear (403), an adjusting tooth plate (404) and an electric telescopic rod (405), wherein the rotating shafts at both ends of the adjusting shaft (401) are coaxially and fixedly arranged with the adjusting gears (403), the assembly groove below the two adjusting gears (403) is horizontally and movably arranged with two adjusting tooth plates (404) engaged with the two adjusting gears (403) respectively, the two ends of the two adjusting tooth plates (404) are connected together through connecting rods respectively, the electric telescopic rod (405) parallel to the adjusting tooth plate (404) is horizontally and fixedly arranged in the assembly groove beside the adjusting tooth plate (404), and the telescopic end of the electric telescopic rod (405) is fixedly connected with the adjusting tooth plate (404) through a fixing block.

3. The novel radar detection device for road traffic pedestrians according to claim 2, characterized in that, The assembly groove is arranged with two guide rods (11) for assembling the two adjusting tooth plates (404) at intervals and horizontally, and the inside of each adjusting tooth plate (404) is horizontally and throughly provided with a guide hole for the corresponding guide rod (11) to pass through, and each adjusting tooth plate (404) is slidably assembled on the corresponding guide rod (11) through the guide hole.

4. The novel radar detection device for road traffic pedestrian according to claim 1, characterized in that, The fixing assembly (8) comprises a pull plate, a stop rod and a spring, wherein One side of the installation box (5) with the same length as the radar detector (7) is provided with an operation opening communicating with the inside thereof, the radar detector (7) is horizontally placed in the installation box (5) through the operation opening, and one side of the radar detector (7) facing away from the operation opening abuts against the inner wall of the installation box (5) above the other side of the radar detector (7), a row of through holes are vertically and equally provided on the installation box (5) above, a pull plate is vertically and movably arranged on the installation box (5), a row of stop rods are vertically and fixedly arranged on the bottom end of the pull plate and can pass through the row of through holes and abut against the radar detector (7), a spring is sleeved on each stop rod between the installation box (5) and the pull plate, and the two ends of each spring are fixed on the installation box (5) and the pull plate respectively.

5. The novel radar detection device for road traffic pedestrian according to claim 1, characterized in that, The side walls of the installation box (5) are uniformly and throughly provided with a plurality of heat dissipation grooves (12) communicating with the inside thereof.

6. The novel radar detection device for road traffic pedestrian according to claim 1, characterized in that, The device further comprises a length adjusting mechanism (9) for adjusting the length of the support column (2), and the length adjusting mechanism (9) comprises a lead screw (901), a sliding block (902), a fixed rod (903) and a first motor (904). The support column (2) is of a hollow structure, and a lead screw (901) is vertically and rotatably arranged in the inside of the support column (2), a sliding block (902) is threadedly fixed on the shaft of the lead screw (901), at least two fixed rods (903) are fixedly arranged on the upper end of the sliding block (902) and can pass through the top of the support column (2), each fixed rod (903) is fixed on the support plate (3), and the first motor (904) is vertically fixed on the bottom end of the base (1) and coaxially connected with the lead screw (901) through a shaft coupling.

7. The novel radar detection device for road traffic pedestrian according to claim 1, characterized in that, The device further comprises a driving assembly (10) for driving the rotation of the support column (2), and the driving assembly (10) comprises a second motor, a driving gear and a driven gear. The driven gear is coaxially fixed on the support column (2) in the base (1), the second motor is vertically fixed in the base (1) beside the support column (2), and the output shaft of the second motor is coaxially fixed with the driving gear which is in mesh connection with the driven gear.

Images