Active protection arresting cable net for expressway

Abstract

The invention provides a highway active protection arresting cable net, which relates to the technical field of highway protection, and comprises a protective fence plate, mounting frames are arranged at the two ends of the outer side of the protective fence plate, movable plates are arranged on the lower surfaces of the mounting frames, baffle plates are fixedly connected to the bottom ends of one sides of the mounting frames, and anti-collision plates are arranged on the front surfaces of the mounting frames; according to the anti-collision device, through a middle limiting ring and a top limiting ring, when the height of the device needs to be adjusted according to the condition of a road section, the middle limiting ring and the top limiting ring are mutually spliced, supporting and limiting of a blocking rope can be achieved, and the anti-collision device is convenient to use and high in practicability. And the height of the device can be adjusted by adjusting the number of top limiting rings, when an anti-collision plate on the surface of the device is impacted by a foreign object, a third spring can relieve the impact force generated when the anti-collision plate is impacted by the foreign object through the elastic force of the third spring, and the anti-collision capacity of the device can be improved.

Description

Technical Field

[0001] The invention relates to the technical field of highway protection, and in particular to an active protection arresting cable net for expressways. Background Art

[0002] Highway anti-collision guardrail is also called highway guardrail net. Highway guardrail net is the most common type of guardrail net series products. It is made of domestic high-quality low-carbon steel wire and aluminum-magnesium alloy wire woven and welded. It has the characteristics of flexible assembly, strong and durable. It can be made into a permanent guardrail net wall and used as a temporary isolation net. It can be realized by using different column fixing methods. Highway guardrails are now widely used on many domestic highways and have achieved good results.

[0003] In summary, the active protection arresting cable net for highways in the prior art has poor buffering performance. Vehicles travel at a relatively high speed on highways, and the impact force generated in the event of an accident is relatively large. Although the guardrails in the prior art have a certain protective effect, the protective effect is poor. During use, the height of the existing protection arresting cable net cannot be adjusted according to different road sections, resulting in poor flexibility. For this reason, we propose an active protection arresting cable net for highways to solve the above problems. Summary of the invention

[0004] The problem to be solved by the present invention is that the active protection arresting cable net for highways in the prior art has poor buffering performance during use. When vehicles travel on the highway at a relatively high speed, the impact force generated in the event of an accident is relatively large. Although the guardrails in the prior art have a certain protective effect, the protective effect is poor.

[0005] In order to solve the above technical problems, the present invention provides an active protection arresting cable net for expressways, comprising a guardrail, mounting frames are provided at both ends of the outer side of the guardrail, a movable plate is provided on the lower surface of the mounting frame, a baffle is fixedly connected to the bottom end of one side of the mounting frame, an anti-collision plate is provided on the front side of the mounting frame, hinged seats and slide rails are provided on both ends of the back side of the anti-collision plate, and a base is provided on the upper surface of the mounting frame; Wherein: the upper surface of the base is threadedly connected with a plurality of intermediate limiting rings, the plurality of intermediate limiting rings are threadedly connected to each other in a straight line, the top of the topmost intermediate limiting ring is threadedly connected with a top limiting ring, and the inner walls of the intermediate limiting ring and the top limiting ring are fixedly connected with blocking ropes; Preferably, a fixing rod is provided on the back of the guardrail plate, the bottom end of the fixing rod is fixedly connected to a base, the top end of the side of the fixing rod is fixedly connected to a pad, the inner wall of the pad is provided with a fixing bolt, and the guardrail plate, the pad and the fixing rod are fixedly connected by the fixing bolt.

[0006] Preferably, mounting grooves are provided on both sides and the middle of the bottom end of the mounting frame, a support plate is fixedly connected to the upper surface of the mounting frame, a fixing plate is fixedly connected to the top of the mounting frame, and the inner wall of the fixing plate is engaged with the upper surface of the guardrail.

[0007] Preferably, screws are fixedly connected at the four corners of the upper surface of the support plate, the top ends of the screws extend to the upper surface of the base and are threadedly connected to nuts, the outer sides of the screws are sleeved with springs, and the two ends of the springs are respectively fixedly connected to the lower surface of the base and the upper surface of the support plate.

[0008] Preferably, the inner wall of the movable plate is engaged with the lower surface of the guardrail plate, both ends and the middle of one side of the movable plate are fixedly connected with limit bolts, and the side surfaces of the limit bolts are slidably connected with the inner wall of the mounting groove.

[0009] Preferably, both ends of the baffle are movably connected with movable rods, the top of the movable rods are fixedly connected with push plates, the upper surfaces of the push plates are in contact with the lower surface of the movable plates, and the outer sides of the movable rods are sleeved with springs 2, and the two ends of the springs 2 are respectively against the upper surface of the baffle and the lower surface of the push plate.

[0010] Preferably, a protective pad is fixedly connected to the lower surface of the anti-collision plate, a pull rod is fixedly connected to the middle part of the back side of the anti-collision plate, and the other end of the pull rod extends to the inner wall of the mounting frame and is threadedly connected to a limiting block.

[0011] Preferably, both ends of the inner wall of the hinge seat are movably connected to a limit arm, the other end of the limit arm is fixedly connected to a slider, and the inner wall of the slider is slidably connected to the outer side of the slide rail.

[0012] Preferably, both ends of the slide rail are fixedly connected with fixed blocks, and the fixed blocks are fixedly connected to the surface of the mounting frame. Both ends of the outer side of the fixed block are sleeved with spring three, and both ends of the spring three are respectively against the fixed block and the sliding block.

[0013] Technical effects and advantages of the present invention: The present invention is provided with an intermediate limiting ring and a top limiting ring. When it is necessary to adjust the height of the device according to the conditions of the road section, the intermediate limiting ring and the top limiting ring are spliced ​​together to achieve support and limitation of the blocking rope. By adjusting the number of top limiting rings, the height of the device can also be adjusted, which is convenient and quick and is conducive to improving the flexibility of the device.

[0014] The present invention is provided with a protective pad and a spring three. When the anti-collision plate on the surface of the device is hit by an external object, the protective pad on the surface is made of soft materials such as rubber, so that it can alleviate the impact force of the anti-collision plate when it is hit by the external object through its own characteristics, and the spring three can push the slider through its own elastic force, so that it can alleviate the impact force of the anti-collision plate when it is hit by the external object, which is beneficial to further improve the anti-collision ability of the device.

[0015] The present invention provides a screw rod and a nut, which cooperate with each other to fix the base, and by arranging a spring 1 on the outside of the screw rod, the spring 1 can alleviate the impact force of the base and the components on its upper surface when they are hit by external objects through its own elastic force, thereby improving the stability of the device, and the spring 1 can adjust the size of the elastic force of the spring 1 under the limiting action of the screw rod and the nut, which is beneficial to improving the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the installation structure of the guardrail of the present invention; Figure 3 It is a schematic diagram of the structure of the mounting frame of the present invention; Figure 4 It is a schematic cross-sectional view of the mounting frame structure of the present invention; Figure 5 It is a schematic diagram of the base shock absorbing structure of the present invention; Figure 6 It is a schematic diagram of the movable plate limiting structure of the present invention; Figure 7 It is a schematic diagram of the limiting structure of the anti-collision plate of the present invention.

[0017] The accompanying drawings are marked as follows: 1. guardrail; 101. fixing rod; 102. base; 103. cushion block; 104. fixing bolt; 2. mounting frame; 201. mounting groove; 202. support plate; 2021. screw rod; 2022. nut; 2023. spring one; 203. fixing plate; 3. movable plate; 301. limiting bolt; 4. baffle; 401. movable rod; 402. push plate; 403. spring two; 5. anti-collision plate; 501. protective pad; 502. pull rod; 5021. limiting block; 6. hinged seat; 601. limiting arm; 602. slider; 7. slide rail; 701. fixing block; 702. spring three; 8. base; 801. middle limiting ring; 802. top limiting ring; 803. blocking rope. DETAILED DESCRIPTION

[0018] The present invention provides a highway active protection arresting cable net, such as Figure 1 - Figure 7 As shown, it includes a guardrail plate 1, both ends of the outer side of the guardrail plate 1 are provided with mounting frames 2, the lower surface of the mounting frame 2 is provided with a movable plate 3, the bottom end of one side of the mounting frame 2 is fixedly connected with a baffle 4, the front of the mounting frame 2 is provided with an anti-collision plate 5, both ends of the back of the anti-collision plate 5 are provided with a hinge seat 6 and a slide rail 7, and the upper surface of the mounting frame 2 is provided with a base 8; Among them: the upper surface of the base 8 is threadedly connected with multiple intermediate limit rings 801, and the multiple intermediate limit rings 801 are threadedly connected to each other in a straight line, and the top of the top intermediate limit ring 801 is threadedly connected with a top limit ring 802, and the inner walls of the intermediate limit rings 801 and the top limit ring 802 are fixedly connected with a blocking rope 803. When in use, the intermediate limit rings 801 and the top limit rings 802 are provided, and the mutual splicing of the two can achieve support and limitation of the blocking rope 803, and by adjusting the number of top limit rings 802, the height of the device can also be adjusted, which is convenient and quick, and is conducive to improving the flexibility of the device.

[0019] like Figure 3 and Figure 6 As shown, a fixing rod 101 is provided on the back of the guardrail 1, and the bottom end of the fixing rod 101 is fixedly connected to a base 102, and the top of the side of the fixing rod 101 is fixedly connected to a cushion block 103, and the inner wall of the cushion block 103 is provided with a fixing bolt 104. The guardrail 1, the cushion block 103, and the fixing rod 101 are fixedly connected by the fixing bolt 104. When in use, the fixing rod 101, the base 102, the cushion block 103, and the fixing bolt 104 are provided, so that the guardrail 1 can be fixedly installed conveniently, thereby increasing the stability of the device.

[0020] like Figure 3 and Figure 6As shown, mounting grooves 201 are provided on both sides and the middle of the bottom end of the mounting frame 2, a support plate 202 is fixedly connected to the upper surface of the mounting frame 2, a fixing plate 203 is fixedly connected to the top of the mounting frame 2, and the inner wall of the fixing plate 203 is engaged with the upper surface of the guardrail 1. When in use, the fixing plate 203 can be engaged with the upper surface of the guardrail 1, thereby realizing the positioning and installation of the mounting frame 2.

[0021] like Figure 3 As shown, screws 2021 are fixedly connected at the four corners of the upper surface of the support plate 202, and the top ends of the screws 2021 extend to the upper surface of the base 8 and are threadedly connected to nuts 2022. Springs 2023 are sleeved on the outer sides of the screws 2021, and the two ends of the springs 2023 are respectively fixedly connected to the lower surface of the base 8 and the upper surface of the support plate 202. When in use, the screws 2021 and the nuts 2022 cooperate with each other to fix the base 8, and by sleeved on the outer side of the screws 2021, the springs 2023 can alleviate the impact force of the base 8 and the components on its upper surface when they are hit by external objects through their own elastic force, thereby improving the stability of the device, and the springs 2023 can adjust the elastic force of the springs 2023 under the limiting action of the screws 2021 and the nuts 2022, which is beneficial to improving the stability of the device.

[0022] like Figure 6 As shown, the inner walls of the movable plate 3 are engaged with the lower surface of the guardrail plate 1, and the two ends and the middle part of one side of the movable plate 3 are fixedly connected with the limit bolts 301, and the sides of the limit bolts 301 are slidably connected with the inner walls of the mounting groove 201. When in use, the position of the movable plate 3 can be adjusted by the cooperation of the limit bolts 301 and the mounting groove 201, so that the mounting frame 2 can be fixedly installed on the outer side of the guardrail plate 1 through the cooperation of the movable plate 3 and the fixed plate 203.

[0023] like Figure 6 As shown, both ends of the baffle plate 4 are movably connected with a movable rod 401, and the top of the movable rod 401 is fixedly connected with a push plate 402, the upper surface of the push plate 402 is fitted with the lower surface of the movable plate 3, and the outer side of the movable rod 401 is sleeved with a spring 2 403, and the two ends of the spring 2 403 are respectively against the upper surface of the baffle plate 4 and the lower surface of the push plate 402. When in use, the push plate 402 is pushed by the elastic force of the spring 2 403 to exert an upward force on the movable plate 3, so that the movable plate 3 is tightly fitted with the lower surface of the guardrail plate 1, thereby preventing it from shifting in position without the action of external force, which is beneficial to improving the stability of the device.

[0024] like Figure 4As shown, the lower surface of the anti-collision plate 5 is fixedly connected with a protective pad 501, and the middle part of the back side of the anti-collision plate 5 is fixedly connected with a pull rod 502, and the other end of the pull rod 502 extends to the inner wall of the mounting frame 2 and is threadedly connected to a limiting block 5021. When in use, the protective pad 501 is made of soft materials such as rubber, so that the impact force of the anti-collision plate 5 when it is subjected to external impact can be alleviated through its own characteristics, thereby improving the anti-collision effect of the device, and through the pull rod 502 and the limit block 5021, the shock-absorbing and buffering component of the device can be limited through the anti-collision plate 5, thereby improving the stability of the device.

[0025] like Figure 7 As shown, both ends of the inner wall of the articulated seat 6 are movably connected to the limit arm 601, and the other end of the limit arm 601 is fixedly connected to the slider 602. The inner wall of the slider 602 is slidably connected to the outer side of the slide rail 7. When in use, the slider 602, when moving on the outer side of the slide rail 7, will drive the anti-collision plate 5 to move through the limit arm 601 and the articulated seat 6, thereby realizing auxiliary limitation of the anti-collision plate 5.

[0026] like Figure 7 As shown, both ends of the slide rail 7 are fixedly connected with fixed blocks 701, and the fixed blocks 701 are fixedly connected to the surface of the mounting frame 2. Both ends of the outer side of the fixed block 701 are sleeved with springs 3 702, and the two ends of the spring 3 702 are respectively against the fixed block 701 and the slider 602. When in use, the spring 3 702 can push the slider 602 through its own elastic force, so that the impact force of the anti-collision plate 5 when hit by foreign objects is relieved, which is beneficial to further improve the anti-collision ability of the device.

[0027] Working principle of the present invention: when in use, the guardrail 1 is first fixed to both sides of the road surface through the fixing rod 101, the base 102, the pad 103, and the fixing bolt 104, and the mounting frame 2 and the accessories on the surface are installed to the outer side of the guardrail 1 through the movable plate 3 and the fixing plate 203. Through the provided push plate 402, under the elastic force of the spring 2 403, the movable plate 3 is pushed upward, so that the movable plate 3 is closely attached to the lower surface of the guardrail 1, thereby preventing it from being offset without the action of external force, which is conducive to improving the stability of the device; When it is necessary to adjust the height of the device according to the conditions of the road section, the middle limiting ring 801 and the top limiting ring 802 are provided, and the mutual splicing of the two can realize the support and limitation of the blocking rope 803, and by adjusting the number of the top limiting rings 802, the height of the device can also be adjusted, which is convenient and quick, and is conducive to improving the flexibility of the device. The screw rod 2021 and the nut 2022 are provided, and the mutual cooperation of the two can realize the fixation of the base 8, and the spring 2023 is sleeved on the outer side of the screw rod 2021. It can alleviate the impact force of the base 8 and the components on its upper surface when being hit by external objects through its own elastic force, thereby improving the stability of the device, and the spring 2023 can realize the adjustment of the elastic force of the spring 2023 under the limiting action of the screw rod 2021 and the nut 2022, which is conducive to improving the stability of the device. During long-term use, when the anti-collision plate 5 on the surface of the device is hit by foreign objects, the protective pad 501 on its surface is made of soft materials such as rubber, so that it can alleviate the impact force of the anti-collision plate 5 when it is hit by external objects through its own characteristics, and the spring three 702 can push the slider 602 through its own elastic force, so as to alleviate the impact force of the anti-collision plate 5 when it is hit by foreign objects, which is beneficial to further improve the anti-collision ability of the device, and through the provided pull rod 502 and limit block 5021, it can limit the shock-absorbing and buffering component of the device through the anti-collision plate 5, so that the elastic force of the spring three 702 can be adjusted, which is beneficial to improve the stability of the device.

[0028] It is to be understood that the present invention is described by some embodiments, and it is known to those skilled in the art that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. An active protection arresting cable net for a highway, comprising a protection fence (1), characterized in that: Both ends of the outer side of the guardrail plate (1) are provided with mounting frames (2), a movable plate (3) is provided on the lower surface of the mounting frame (2), a baffle (4) is fixedly connected to the bottom end of one side of the mounting frame (2), an anti-collision plate (5) is provided on the front side of the mounting frame (2), both ends of the back side of the anti-collision plate (5) are provided with hinged seats (6) and slide rails (7), and a base (8) is provided on the upper surface of the mounting frame (2); Wherein: the upper surface of the base (8) is threadedly connected with a plurality of intermediate limit rings (801), the plurality of intermediate limit rings (801) are threadedly connected to each other in a straight line, the top of the topmost intermediate limit ring (801) is threadedly connected with a top limit ring (802), and the inner walls of the intermediate limit rings (801) and the top limit ring (802) are fixedly connected with blocking ropes (803).

2. The active protection arresting cable net for expressway according to claim 1 is characterized by: A fixing rod (101) is provided on the back of the guardrail plate (1), the bottom end of the fixing rod (101) is fixedly connected to a base (102), the top end of the side of the fixing rod (101) is fixedly connected to a cushion block (103), the inner wall of the cushion block (103) is provided with a fixing bolt (104), and the guardrail plate (1), the cushion block (103) and the fixing rod (101) are fixedly connected via the fixing bolt (104).

3. The active protection arresting cable net for expressway according to claim 1 is characterized by: Both sides and the middle of the bottom end of the mounting frame (2) are provided with mounting grooves (201), the upper surface of the mounting frame (2) is fixedly connected to a support plate (202), the top end of the mounting frame (2) is fixedly connected to a fixing plate (203), and the inner wall of the fixing plate (203) is engaged with the upper surface of the guardrail plate (1).

4. The active protection arresting cable net for expressway according to claim 3 is characterized by: Screw rods (2021) are fixedly connected at the four corners of the upper surface of the support plate (202), the top ends of the screw rods (2021) extend to the upper surface of the base (8) and are threadedly connected to nuts (2022), the outer sides of the screw rods (2021) are sleeved with springs 1 (2023), and the two ends of the springs 1 (2023) are respectively fixedly connected to the lower surface of the base (8) and the upper surface of the support plate (202).

5. The active protection arresting cable net for expressway according to claim 1 is characterized by: The inner wall of the movable plate (3) is engaged with the lower surface of the guardrail plate (1), both ends and the middle of one side of the movable plate (3) are fixedly connected to the limit bolt (301), and the side surfaces of the limit bolt (301) are slidably connected to the inner wall of the installation groove (201).

6. The active protection arresting cable net for expressway according to claim 1 is characterized by: Both ends of the baffle plate (4) are movably connected to movable rods (401), the top of the movable rods (401) are fixedly connected to push plates (402), the upper surfaces of the push plates (402) are in contact with the lower surfaces of the movable plates (3), and the outer sides of the movable rods (401) are sleeved with springs 2 (403), the two ends of the springs 2 (403) respectively abut against the upper surfaces of the baffle plate (4) and the lower surfaces of the push plates (402).

7. The active protection arresting cable net for expressway according to claim 1 is characterized by: The lower surface of the anti-collision plate (5) is fixedly connected to a protective pad (501), the middle part of the back side of the anti-collision plate (5) is fixedly connected to a pull rod (502), and the other end of the pull rod (502) extends to the inner wall of the mounting frame (2) and is threadedly connected to a limit block (5021).

8. The active protection arresting cable net for expressway according to claim 1 is characterized by: Both ends of the inner wall of the hinge seat (6) are movably connected to the limit arm (601), the other end of the limit arm (601) is fixedly connected to the slider (602), and the inner wall of the slider (602) is slidably connected to the outer side of the slide rail (7).

9. The active protection arresting cable net for expressway according to claim 7, characterized in that: Both ends of the slide rail (7) are fixedly connected to fixed blocks (701), and the fixed blocks (701) are fixedly connected to the surface of the mounting frame (2). Both ends of the outer side of the fixed block (701) are sleeved with spring three (702), and the two ends of the spring three (702) are respectively against the fixed block (701) and the sliding block (602).

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