Height limiting device for road traffic

Abstract

The utility model discloses a height limiting device for road traffic, which belongs to the technical field of road traffic and comprises a concave mounting frame, bottom support frames are fixedly connected to the inner walls of the two sides of the concave mounting frame, and sliding grooves are formed in the inner walls of one sides of the two bottom support frames; the height limiting assembly comprises two mounting seats, a bidirectional screw rod, a limiting guide rail, two movable frames, two connecting rods, a height limiting frame, a plurality of spotlight lamps and a transmission part, and the two mounting seats are fixedly connected to the bottom surface of the concave mounting frame. According to the height limiting device for road traffic, the two-way lead screw is rotated to drive the movable frames on the two sides to move, the connecting rod drives the height limiting frame to move up and down, so that the height of the height limiting frame is adjusted and fixed, then the reflector lamp emits prompt light, and therefore height comparison of passing vehicles is facilitated; and under the condition of facilitating height adjustment, contact and collision are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of road traffic, and more specifically to a height limiting device for road traffic. Background Art

[0002] Road traffic sampling refers to the work of on-site sampling, sealing and inspection of test blocks, test pieces and related materials related to structural safety by supervisors during the construction process. This link is an important means to ensure the quality of the project and is of great significance to ensure the safety, reliability and durability of the construction project.

[0003] In order to ensure the safety of roads and bridges, it is necessary to restrict the passage of large trucks. The simplest and most effective way is to install a height limiter. Height limiters are generally used in locations such as bridges and tunnels where there are restrictions on the height of vehicles passing. However, different locations have different height requirements for height limiters. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the problems existing in the prior art, the purpose of the utility model is to provide a height limiting device for road traffic, which drives the movable frames on both sides to move by rotating the bidirectional screw rod, and the connecting rod drives the height limiting frame to move up and down, so as to adjust and fix the height of the height limiting frame, and then the spotlight emits a prompt light, which is beneficial for the height comparison of passing vehicles and avoids contact and collision while facilitating the height adjustment.

[0006] 2. Technical solution

[0007] In order to solve the above problems, the utility model adopts the following technical solutions:

[0008] A height limiting device for road traffic comprises: a concave mounting frame, both inner walls of the two sides of the concave mounting frame are fixedly connected to a bottom support frame, and one inner wall of each of the two bottom support frames is provided with a slide groove; and a height limiting component, the height limiting component comprises: two mounting seats, a bidirectional screw rod, a limiting guide rail, two movable frames, two connecting rods, a height limiting frame, a plurality of spotlights and a transmission component, the two mounting seats are fixedly connected to the bottom surface of the concave mounting frame, the bidirectional screw rod is rotatably connected between the inner walls of the two mounting seats, a sub-rod is extended from one outer wall of one side of the mounting seat, and one side of the sub-rod The end is fixedly connected with one end of the two-way screw rod, and the other end of the sub-rod movably passes through the concave mounting frame, the limiting guide rail is fixedly connected to the bottom surface of the concave mounting frame, the two movable frames are movably sleeved on the outer wall of the two-way screw rod through a threaded sleeve, and the two movable frames are slidably matched with the limiting guide rail, the two connecting rods are rotatably connected to the bottom surfaces of the corresponding movable frames respectively, the height limiting frame is slidably arranged between the inner walls of the two slide grooves, and the top surface of the height limiting frame and one end of the two connecting rods are rotatably connected, a plurality of the spotlights are installed on one side outer wall of the height limiting frame, and the transmission component is installed on one side outer wall of the concave mounting frame.

[0009] As a preferred solution of the utility model, the transmission component includes: two rotating shaft frames, a manual rotating shaft, a first gear and a second gear, the two rotating shaft frames are fixedly connected to the outer wall of one side of the concave mounting frame, the manual rotating shaft is rotatably connected between the insides of the two rotating shaft frames, the first gear is fixedly connected to one end of the sub-rod, the second gear is fixedly connected to one end of the manual rotating shaft, and the first gear and the second gear are meshed.

[0010] As a preferred solution of the utility model, both side outer walls of the two bottom support frames are fixedly connected with reinforcement frames.

[0011] As a preferred solution of the utility model, a hand-pulled crank rod is extended from the bottom end of the manual rotating shaft.

[0012] As a preferred solution of the utility model, protective plates are detachably connected to the outer walls on both sides of the concave mounting frame.

[0013] As a preferred solution of the utility model, the top surfaces of the two bottom support frames are both extended with limited extension.

[0014] 3. Beneficial effects

[0015] Compared with the prior art, the utility model provides a height limiting device for road traffic, which has the following beneficial effects:

[0016] The height limiting device for road traffic drives the movable frames on both sides to move by rotating the bidirectional screw rod, and the connecting rod drives the height limiting frame to move up and down, so as to adjust and fix the height of the height limiting frame, and then the spotlight emits a prompt light, which is conducive to the height comparison of passing vehicles and avoids contact and collision while facilitating the height adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 It is a rear view of the utility model;

[0019] Figure 3 It is a bottom view of the utility model.

[0020] Description of the numbers in the figure:

[0021] 1. Concave mounting frame; 2. Bottom support frame; 3. Mounting seat; 4. Bidirectional screw rod; 5. Limiting guide rail; 6. Movable frame; 7. Connecting rod; 8. Height limiting frame; 9. Spotlight; 10. Reinforcement frame; 11. Rotating shaft frame; 12. Manual rotating shaft; 13. Gear No. 1; 14. Gear No. 2. DETAILED DESCRIPTION

[0022] The following will clearly and completely describe the technical solutions in the embodiments of the utility model in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0023] Example:

[0024] See also Figure 1-3A height limiting device for road traffic comprises: a concave mounting frame 1, both sides of the inner wall of the concave mounting frame 1 are fixedly connected with a bottom support frame 2, and one side inner wall of the two bottom support frames 2 is provided with a slide groove; and a height limiting component, the height limiting component comprises: two mounting seats 3, a two-way screw rod 4, a limiting guide rail 5, two movable frames 6, two connecting rods 7, a height limiting frame 8, a plurality of spotlights 9 and a transmission component, the two mounting seats 3 are fixedly connected to the bottom surface of the concave mounting frame 1, the two-way screw rod 4 is rotatably connected between the inner walls of the two mounting seats 3, one side outer wall of one of the mounting seats 3 is extended with a sub-rod, and one side of the sub-rod is provided with a sub-rod. The end is fixedly connected to one end of the bidirectional screw rod 4, and the other end of the sub-rod movably passes through the concave mounting frame 1, the limiting guide rail 5 is fixedly connected to the bottom surface of the concave mounting frame 1, and the two movable frames 6 are movably sleeved on the outer wall of the bidirectional screw rod 4 through threads, and the two movable frames 6 are slidably matched with the limiting guide rail 5, the two connecting rods 7 are rotatably connected to the bottom surfaces of the corresponding movable frames 6, the height limiting frame 8 is slidably arranged between the inner walls of the two slide grooves, and the top surface of the height limiting frame 8 and one end of the two connecting rods 7 are rotatably connected, a plurality of spotlights 9 are installed on one side outer wall of the height limiting frame 8, and the transmission component is installed on one side outer wall of the concave mounting frame 1.

[0025] In a specific embodiment of the utility model, the height limiting component is installed by means of a bottom support frame 2 and a concave mounting frame 1. When in use, by rotating the bidirectional screw rod 4, the bidirectional screw rod 4 will drive the movable frames 6 on both sides to move in a straight line along the limiting guide rail 5, and then drive one end of the connecting rod 7 to move, and the other end will drive the height limiting frame 8 to move up and down, thereby adjusting and fixing the height of the height limiting frame 8, and then the spotlight 9 emits a prompt light, which is beneficial for the passing vehicles to compare the heights, and avoids contact and collision while facilitating the height adjustment.

[0026] Specifically, the transmission components include: two rotating shaft frames 11, a manual rotating shaft 12, a first gear 13 and a second gear 14. The two rotating shaft frames 11 are fixedly connected to the outer wall of one side of the concave mounting frame 1, the manual rotating shaft 12 is rotatably connected between the insides of the two rotating shaft frames 11, the first gear 13 is fixedly connected to one end of the sub-rod, the second gear 14 is fixedly connected to one end of the manual rotating shaft 12, and the first gear 13 and the second gear 14 are meshed.

[0027] In this embodiment, a manual rotating shaft 12 is set through the rotating shaft frame 11, and the manual rotating shaft 12 is driven by a hand crank, and through the engagement of the first gear 13 and the second gear 14, the sub-rod is driven to rotate, thereby adjusting and operating the bidirectional screw rod 4.

[0028] Specifically, the outer walls on both sides of the two bottom support frames 2 are fixedly connected with reinforcement frames 10 .

[0029] In this embodiment, the strength of the bottom support frame 10 is improved by the reinforcement frame 10 .

[0030] Specifically, a hand-pulled crank rod is extended from the bottom end of the manual rotating shaft 12 .

[0031] In this embodiment, the manual rotating shaft 12 can be rotated by the staff by pulling the crank.

[0032] Specifically, protective plates are detachably connected to the outer walls of both sides of the concave mounting frame 1 .

[0033] In this embodiment, the components in the concave mounting frame are protected by the protection plate.

[0034] Specifically, the top surfaces of the two bottom support frames 2 are both extended with restricted extensions.

[0035] In this embodiment, the position of the height limiting frame 8 is limited by limiting the extension to prevent it from moving too far and falling off.

[0036] Working principle: The height limit component is installed through the bottom support frame 2 and the concave mounting frame 1. When in use, by rotating the bidirectional screw rod 4, the bidirectional screw rod 4 will drive the movable frames 6 on both sides to move in a straight line along the limiting guide rail 5, and then drive one end of the connecting rod 7 to move, and the other end will drive the height limit frame 8 to move up and down, so as to adjust and fix the height of the height limit frame 8, and then the spotlight 9 will emit a prompt light, which is conducive to the height comparison of passing vehicles, and avoids contact and collision while facilitating the height adjustment.

[0037] The control method of the present invention is to control by manually starting and closing the switch. The wiring diagram of the power element and the provision of power supply are common knowledge in the field, and the present invention is mainly used to protect mechanical devices, so the present invention will not explain the control method and wiring arrangement in detail.

[0038] The above is only a preferred specific implementation method of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed by the utility model according to the technical solution and improved ideas of the utility model, which should be included in the protection scope of the utility model.

Claims

1. A height limiting device for road traffic, characterized in that: include: A concave mounting frame (1), wherein both inner walls of the concave mounting frame (1) are fixedly connected to bottom support frames (2), and one inner wall of each of the two bottom support frames (2) is provided with a slide groove; and A height limiting component, the height limiting component comprising: two mounting seats (3), a bidirectional screw rod (4), a limiting guide rail (5), two movable frames (6), two connecting rods (7), a height limiting frame (8), a plurality of spotlights (9) and a transmission component, the two mounting seats (3) are both fixedly connected to the bottom surface of a concave mounting frame (1), the bidirectional screw rod (4) is rotatably connected between the inner walls of the two mounting seats (3), a sub-rod is extended from one side of the outer wall of one of the mounting seats (3), one end of the sub-rod is fixedly connected to one end of the bidirectional screw rod (4), and the other end of the sub-rod movably passes through the concave mounting frame (1), the height limiting component comprises ... The limiting guide rail (5) is fixedly connected to the bottom surface of the concave mounting frame (1), the two movable frames (6) are both arranged on the outer wall of the bidirectional screw rod (4) through threaded movable sleeves, and the two movable frames (6) are slidably matched with the limiting guide rail (5), the two connecting rods (7) are respectively rotatably connected to the bottom surface of the corresponding movable frames (6), the height limiting frame (8) is slidably arranged between the inner walls of the two slide grooves, and the top surface of the height limiting frame (8) and one end of the two connecting rods (7) are rotatably connected, the plurality of spotlights (9) are all installed on the outer wall of one side of the height limiting frame (8), and the transmission component is installed on the outer wall of one side of the concave mounting frame (1).

2. A height limiting device for road traffic according to claim 1, characterized in that: The transmission component comprises: two rotating shaft frames (11), a manual rotating shaft (12), a first gear (13) and a second gear (14); the two rotating shaft frames (11) are fixedly connected to an outer wall of one side of the concave mounting frame (1); the manual rotating shaft (12) is rotatably connected between the insides of the two rotating shaft frames (11); the first gear (13) is fixedly connected to one end of the sub-rod; the second gear (14) is fixedly connected to one end of the manual rotating shaft (12); and the first gear (13) and the second gear (14) are meshed.

3. A height limiting device for road traffic according to claim 1, characterized in that: The outer walls on both sides of the two bottom support frames (2) are fixedly connected with reinforcement frames (10).

4. A height limiting device for road traffic according to claim 2, characterized in that: A hand-pulled crank rod is extended from the bottom end of the manual rotating shaft (12).

5. A height limiting device for road traffic according to claim 1, characterized in that: Protective plates are detachably connected to the outer walls of both sides of the concave mounting frame (1).

6. A height limiting device for road traffic according to claim 1, characterized in that: The top surfaces of the two bottom support frames (2) are both extended with restricted extensions.

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