Automobile speed measuring device

Abstract

The utility model discloses an automobile speed measuring device which comprises a display panel, the front surface of the display panel is provided with a display screen in an embedded manner, the automobile speed measuring device is provided with an insertion rod, a worker grabs the insertion rod to press a pressing plate towards the inner side of a special-shaped groove, and the pressing plate enters the inner side of the special-shaped groove and extrudes a first spring to be compressed and deformed; when the protection plate is installed, the square plate is installed on the inner side of the L-shaped plate, the protection plate is grabbed to be aligned with the position of the insertion rod to move towards the direction close to the display screen, the insertion rod is pushed towards the back face, the insertion rod completely penetrates through the interior of the protection plate, fixing of the protection plate is relieved, and the protection plate is detached. And when the protection plate moves to the back face of the pressing plate, the pressing plate rotates downwards under the elastic force effect of the first spring to make contact with the front face of the protection plate, the protection plate is fixed, workers can replace the protection plate conveniently, the protection plate protects the display screen, and the service life is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle speed measuring devices, in particular to a vehicle speed measuring device. Background Art

[0002] The vehicle speed measuring device is a device used to measure the speed of a car. It can be installed at a designated work location under the operation of a staff member, and the speed of passing cars can be detected through a camera. In view of this, the traditional device is not perfect and there is no facility to protect the display screen. A vehicle speed measuring device can provide convenience for the staff.

[0003] Patent document: CN219039356U, a speed measuring device for an articulated unmanned mining truck, "comprises: a sensor mounting bracket, the sensor mounting bracket comprises a first branch and a second branch that are fixedly connected, the first branch is fixed to the chassis of the mining truck, and the second branch forms an angle with the first branch; a sensor, fixed to the second branch, and the sensor faces the ground; an on-board PLC, electrically connected to the sensor via a frequency output cable, for receiving information from the sensor. The utility model can obtain the travel speed of the mining truck in real time." The above-mentioned public document mainly discloses the technical problem of how to obtain the travel speed of the mining truck in real time.

[0004] The existing vehicle speed measuring device is usually easily damaged by flying stones, which makes it difficult to protect the display screen and reduces its service life. Utility Model Content

[0005] The utility model aims to provide a vehicle speed measuring device, which can solve the technical problems in the prior art that the display screen is inconvenient to protect and the service life is short.

[0006] To achieve the above object, the utility model provides the following technical solutions: a vehicle speed measuring device, comprising a display panel, the front of which is inlaid with a display screen;

[0007] A rubber ring is installed on the front of the display panel, and the rubber ring is located on the outside of the display screen, a protective plate is placed on the front of the rubber ring, a plurality of plug rods are placed through the display panel, the rubber ring and the protective plate, two square plates are installed on the outside of the plug rods, a plurality of groups of L plates are installed on the back of the display panel, and two L plates form a group, the L plates are located on the outside of the square plates, a special-shaped groove is opened at the bottom of the plug rod, and a spring is installed on the inner side of the top wall of the special-shaped groove.

[0008] Preferably, a speed limit slogan is sprayed on the front of the display board, and a camera is installed on the top of the display board.

[0009] Preferably, a pressure plate is installed at the bottom of the spring 1, and the pressure plate is in contact with the front side of the protective plate.

[0010] Preferably, a fixing rod is installed through the inner side of the pressing plate, and the fixing rod is installed on the inner side of the special-shaped groove.

[0011] Preferably, two fixing rings are installed on the back of the display panel, a column is placed through the inner side of the fixing ring, a fixing plate is installed at the bottom of the column, a plurality of fixing holes are opened through the fixing plate, and a solar panel is installed on the top of the column.

[0012] Preferably, a circular groove is provided at the bottom of the fixing ring, a plurality of rolling balls are installed on the inner side of the circular groove, two ring blocks are installed on the outer side of the column, and the ring blocks are located at the bottom of the fixing ring, an arc groove is provided on the top of the ring block, and the arc groove is located at the bottom of the rolling balls, and two baffles are installed on the outer side of the column, and the baffles are located at the top of the fixing ring.

[0013] Preferably, a column groove is provided at the bottom of the ring block at the top, a spring 2 is installed on the inner side of the column groove, a thin rod is installed at the bottom of the spring 2, and one end of the thin rod passes through the inside of the baffle installed at the bottom, a push rod is installed on the back of the thin rod, and a plurality of slots are provided at the top of the fixing ring at the bottom, and one of the slots is located on the outside of the thin rod.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model is equipped with a plug rod. The staff grasps the plug rod and presses the pressure plate to the inside of the special-shaped groove, so that the pressure plate rotates with the fixed rod as the center under the action of external force. The pressure plate enters the inside of the special-shaped groove and squeezes the spring to compress and deform. Then the plug rod is grasped and rotated, so that the plug rod rotates 90 degrees under the action of external force, so that the plug rod drives the two square plates to rotate with the plug rod as the center, so that the square plate moves out of the inner side of the L plate, and the plug rod is pushed to the back side so that the plug rod completely passes through the inside of the protective plate, and the fixing of the protective plate is released. Then the staff grasps the protective plate to the front side. Move the protective plate, remove it, and when installing the protective plate, first rotate the square plate 90 degrees and install it on the inside of the L plate, so that the L plate fixes the plug rod through the square plate, grab the protective plate and align it with the position of the plug rod and move it towards the direction close to the display screen, so that the protective plate first squeezes the pressure plate into the inside of the special-shaped groove. When the protective plate moves to the back of the pressure plate, the pressure plate rotates downward under the action of the elastic force of the spring, so that the back of the pressure plate contacts the front of the protective plate, and the protective plate is fixed, which is convenient for the staff to replace the protective plate, so that the protective plate protects the display screen and increases its service life.

[0016] 2. The utility model is equipped with a push rod. A staff member grasps the push rod and moves it upward, so that the push rod drives the thin rod to move upward to the inner side of the column slot under the action of external force. The thin rod squeezes the second spring and is compressed and deformed. At the same time, the thin rod moves out of the inner side of the slot to release the fixation of the bottom fixing ring. Then the staff member grasps the display panel and rotates it, so that the display panel drives the fixing ring to rotate with the column as the center under the action of external force, so that the fixing ring rotates on the outer side of the ball through the circular groove, and the rotation of the display panel is more labor-saving through the rolling friction of the ball. After the display panel is rotated to a suitable angle, the push rod is released, so that the thin rod moves downward under the elastic force of the second spring, so that the thin rod enters the inner side of another slot and fixes the fixing ring, which is convenient for the staff to adjust the angle after installing the device, providing convenience for the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the display panel structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the L-plate of the utility model;

[0020] Figure 4 This is a schematic diagram of the fixing ring structure of the utility model;

[0021] Figure 5 It is a schematic diagram of the thin rod structure of the utility model.

[0022] In the figure: 1. display board; 2. speed limit slogan; 3. display screen; 4. rubber ring; 5. protective plate; 6. plug rod; 7. special-shaped groove; 8. spring one; 9. pressure plate; 10. fixing rod; 11. square plate; 12. L plate; 13. camera; 14. fixing ring; 15. column; 16. fixing plate; 17. solar panel; 18. round groove; 19. rolling ball; 20. ring block; 21. arc groove; 22. baffle; 23. column groove; 24. spring two; 25. thin rod; 26. push rod; 27. slot. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiment is only one embodiment of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , a vehicle speed measuring device;

[0027] It includes a display board 1, a display screen 3 is embedded and installed on the front of the display board 1, a speed limit slogan 2 is sprayed on the front of the display board 1, a camera 13 is installed on the top of the display board 1, the display board 1 can provide an embedding space for the display screen 3, the display board 1 can provide a stable support for the camera 13, a column 15 is placed through the inner side of the fixing ring 14, a fixing plate 16 is installed at the bottom of the column 15, a plurality of fixing holes are opened through the inside of the fixing plate 16, a solar panel 17 is installed on the top of the column 15, and the fixing plate 16 can provide a stable support for all the facilities on its top. The staff first installs the device at the designated work location through the fixing hole through the connecting device, and then starts the camera 13 to measure the speed of the passing cars, and then displays the detection result on the display screen 3.

[0028] See also Figure 1 , Figure 2 and Figure 3 , a vehicle speed measuring device;

[0029] The display panel 1 includes a rubber ring 4, a rubber ring 4 is installed on the front of the display panel 1, and the rubber ring 4 is located on the outside of the display screen 3, a protective plate 5 is placed on the front of the rubber ring 4, a plurality of plug rods 6 are placed through the display panel 1, the rubber ring 4 and the protective plate 5, two square plates 11 are installed on the outside of the plug rods 6, a plurality of groups of L plates 12 are installed on the back of the display panel 1, and two L plates 12 form a group, and the L plates 12 are located on the outside of the square plates 11, a special-shaped groove 7 is opened at the bottom of the plug rod 6, and a spring is installed on the inner side of the top wall of the special-shaped groove 7 Spring 8, a pressure plate 9 is installed at the bottom of the spring 8, and the pressure plate 9 contacts the front of the protective plate 5, a fixing rod 10 is installed on the inner side of the pressure plate 9, and the fixing rod 10 is installed on the inner side of the special-shaped groove 7, the display panel 1 can provide a stable support for the rubber ring 4, and the protective plate 5 squeezes the rubber ring 4 to provide a sealed space for the display screen 3. The staff grasps the insertion rod 6 to press the pressure plate 9 to the inner side of the special-shaped groove 7, so that the pressure plate 9 rotates with the fixing rod 10 as the center under the action of external force, and the pressure plate 9 enters the inner side of the special-shaped groove 7 The spring 8 is squeezed and compressed to deform, and then the insertion rod 6 is grasped and rotated, so that the insertion rod 6 rotates 90 degrees under the action of external force, so that the insertion rod 6 drives the two square plates 11 to rotate with the insertion rod 6 as the center, so that the square plate 11 moves out of the inner side of the L plate 12, and the insertion rod 6 is pushed to the back, so that the insertion rod 6 completely passes through the inside of the protective plate 5, and the fixing of the protective plate 5 is released. Then the staff grasps the protective plate 5 and moves it to the front to remove the protective plate 5. When installing the protective plate 5, first rotate the square plate 11 90 degrees and install it on the L plate 1 2, so that the L plate 12 fixes the insertion rod 6 through the square plate 11, grab the protective plate 5 and align it with the position of the insertion rod 6 and move it towards the direction close to the display screen 3, so that the protective plate 5 first squeezes the pressure plate 9 into the inside of the special-shaped groove 7. When the protective plate 5 moves to the back of the pressure plate 9, the pressure plate 9 rotates downward under the elastic force of the spring 8, so that the back of the pressure plate 9 contacts the front of the protective plate 5, and the protective plate 5 is fixed, which is convenient for the staff to replace the protective plate 5, so that the protective plate 5 protects the display screen 3 and improves the service life.

[0030] See also Figure 1 , Figure 4 and Figure 5 , a vehicle speed measuring device;

[0031] The display panel 1 comprises a fixing ring 14, two fixing rings 14 are installed on the back side of the display panel 1, a circular groove 18 is provided at the bottom of the fixing ring 14, a plurality of rolling balls 19 are installed on the inner side of the circular groove 18, two ring blocks 20 are installed on the outer side of the column 15, and the ring blocks 20 are located at the bottom of the fixing ring 14, an arc groove 21 is provided at the top of the ring block 20, and the arc groove 21 is located at the bottom of the rolling balls 19, two baffles 22 are installed on the outer side of the column 15, and the baffle 22 is located at the top of the fixing ring 14, a column groove 23 is provided at the bottom of the top ring block 20, a spring 24 is installed on the inner side of the column groove 23, a thin rod 25 is installed at the bottom of the spring 24, and one end of the thin rod 25 passes through the inside of the baffle 22 installed at the bottom, a push rod 26 is installed on the back side of the thin rod 25, a plurality of slots 27 are provided at the top of the fixing ring 14 at the bottom, and one of the slots 27 is located on the outer side of the thin rod 25, and the staff Grab the push rod 26 and move it upward, so that the push rod 26 drives the thin rod 25 to move upward to the inner side of the column groove 23 under the action of external force, and the thin rod 25 squeezes the spring 24 to compress and deform. At the same time, the thin rod 25 moves out of the inner side of the slot 27, and the fixation of the bottom fixing ring 14 is released. Then the staff grabs the display board 1 and rotates it, so that the display board 1 drives the fixing ring 14 to rotate with the column 15 as the center under the action of external force, and the fixing ring 14 rotates on the outside of the ball 19 through the circular groove 18. The rolling friction of the ball 19 makes the rotation of the display board 1 more labor-saving. After the display board 1 is rotated to a suitable angle, release the push rod 26, so that the thin rod 25 moves downward under the elastic force of the spring 24, so that the thin rod 25 enters the inner side of another slot 27, fixes the fixing ring 14, and facilitates the staff to adjust the angle after installing the device, providing convenience for the staff.

[0032] Working principle: Before using the device, check whether there are any problems that affect its use. When the staff needs to use the device, they should first install the device at the designated work location through the fixing hole through the connecting device, grab the push rod 26 to drive the thin rod 25 to move out of the inner side of the slot 27, grab the display panel 1 and rotate it to a suitable angle with the column 15 as the center, release the push rod 26 so that the thin rod 25 drives the thin rod 25 into the inner side of another slot 27 under the action of the spring, fix the display panel 1, and then start the camera 13 to measure the speed of the passing cars, and then display the detection results on the display screen 3.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A vehicle speed measuring device, comprising a display panel (1), characterized in that: A display screen (3) is embedded and installed on the front side of the display panel (1); A rubber ring (4) is installed on the front of the display panel (1), and the rubber ring (4) is located on the outside of the display screen (3). A protective plate (5) is placed on the front of the rubber ring (4). A plurality of insertion rods (6) are placed through the interior of the display panel (1), the rubber ring (4) and the protective plate (5). Two square plates (11) are installed on the outside of the insertion rods (6). A plurality of groups of L plates (12) are installed on the back of the display panel (1), and two L plates (12) form a group. The L plates (12) are located on the outside of the square plates (11). A special-shaped groove (7) is provided at the bottom of the insertion rod (6), and a spring (8) is installed on the inner side of the top wall of the special-shaped groove (7).

2. The vehicle speed measuring device according to claim 1, characterized in that: A speed limit slogan (2) is sprayed on the front of the display board (1), and a camera (13) is installed on the top of the display board (1).

3. The vehicle speed measuring device according to claim 1, characterized in that: A pressure plate (9) is installed at the bottom of the spring 1 (8), and the pressure plate (9) is in contact with the front side of the protective plate (5).

4. The vehicle speed measuring device according to claim 3, characterized in that: A fixing rod (10) is installed through the inner side of the pressing plate (9), and the fixing rod (10) is installed on the inner side of the special-shaped groove (7).

5. The vehicle speed measuring device according to claim 2, characterized in that: Two fixing rings (14) are installed on the back of the display panel (1), a column (15) is placed through the inner side of the fixing ring (14), a fixing plate (16) is installed at the bottom of the column (15), a plurality of fixing holes are opened through the inside of the fixing plate (16), and a solar panel (17) is installed on the top of the column (15).

6. The vehicle speed measuring device according to claim 5, characterized in that: The bottom of the fixed ring (14) is provided with a circular groove (18), and a plurality of rolling balls (19) are installed on the inner side of the circular groove (18). Two ring blocks (20) are installed on the outer side of the column (15), and the ring blocks (20) are located at the bottom of the fixed ring (14). An arc groove (21) is provided on the top of the ring block (20), and the arc groove (21) is located at the bottom of the rolling balls (19). Two baffles (22) are installed on the outer side of the column (15), and the baffles (22) are located at the top of the fixed ring (14).

7. The vehicle speed measuring device according to claim 6, characterized in that: The bottom of the ring block (20) at the top is provided with a column groove (23), a spring 2 (24) is installed inside the column groove (23), a thin rod (25) is installed at the bottom of the spring 2 (24), and one end of the thin rod (25) passes through the inside of the baffle (22) installed at the bottom, a push rod (26) is installed on the back of the thin rod (25), and a plurality of slots (27) are provided at the top of the fixing ring (14) at the bottom, and one of the slots (27) is located on the outside of the thin rod (25).

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