Safety guardrail for tunnel construction

Abstract

The utility model discloses a tunnel construction safety guardrail, and relates to the field of tunnel construction, the tunnel construction safety guardrail comprises a bottom plate, the two sides of the top of the bottom plate are fixedly connected with fixing seats, a protection frame is fixedly connected between the two fixing seats, the rear side of the protection frame is fixedly connected with a warning mechanism, the two sides of the bottom plate are fixedly connected with moving assemblies, and the moving assemblies are fixedly connected with the bottom plate. The warning mechanism comprises an equipment box, the front side of the equipment box is fixedly connected with the protective frame, a motor is fixedly connected to the rear side of the equipment box, the front side of the output end of the motor penetrates into an inner cavity of the equipment box and is sleeved with a cam, and moving plates are arranged on the two sides of the cam in a contact mode. According to the warning mechanism, the motor can be started to drive the warning board on the top to move left and right in a reciprocating mode, the warning effect is improved, by arranging the moving assembly, the whole guardrail can move conveniently, meanwhile, the limiting function is achieved, the stability of the guardrail can be improved when the guardrail does not need to move, and the warning mechanism has the advantages of being good in warning effect and high in stability.

Description

Technical Field

[0001] The present application relates to the field of tunnel construction, and in particular to a tunnel construction safety guardrail. Background Art

[0002] A tunnel is an engineering structure buried in the ground. It is a form of human utilization of underground space. Tunnels can be divided into traffic tunnels, hydraulic tunnels, municipal tunnels, mining tunnels and military tunnels. Currently, during the construction of tunnels, guardrails are usually built to prevent people from breaking into the construction site and causing unnecessary accidents.

[0003] In order to improve the safety of existing tunnel construction guardrails during use, warning devices are generally installed on the top of the guardrails. Although they can have some warning effects, their warning effects are poor. The warning devices are static and not easily observed by the human eye, which can easily bring safety hazards. At the same time, they do not have a limiting function, resulting in poor stability of the entire guardrail, which is not conducive to use. Summary of the invention

[0004] The purpose of the present application is to provide a tunnel construction safety guardrail having the advantages of good warning effect and high stability.

[0005] To achieve the above-mentioned purpose, the present application further provides a tunnel construction safety guardrail, including a base plate, both sides of the top of the base plate are fixedly connected with fixed seats, a protective frame is fixedly connected between the two fixed seats, the rear side of the protective frame is fixedly connected with a warning mechanism, both sides of the base plate are fixedly connected with a moving component, the warning mechanism includes an equipment box, the front side of the equipment box is fixedly connected to the protective frame, the rear side of the equipment box is fixedly connected with a motor, the front side of the motor output end passes through the inner cavity of the equipment box and is sleeved with a cam, both sides of the cam are in contact with a moving plate, and the moving plate The top of the device is fixedly connected to a support frame, the top of the support frame passes through the top of the equipment box and is fixedly connected to a warning sign, one side of the movable plate is fixedly connected to a movable frame, one side of the movable plate and the top and bottom of the movable frame are fixedly connected to a spring, one end of the movable frame passes through the outside of the equipment box, the bottom of the inner cavity of the fixed seat is movably connected to a rotating rod, the surface of the rotating rod is sleeved with a gear, the top of the rotating rod passes through the top of the fixed seat and is fixedly connected to a reflector, the rear side of the gear is meshed with a toothed plate, the rear side of the toothed plate passes through the fixed seat and is fixedly connected to the movable frame.

[0006] Preferably, the moving assembly comprises a mounting plate, and the front side and the rear side of the bottom of the mounting plate are fixedly connected with moving wheels.

[0007] Preferably, a hand wheel is provided on the top of the mounting plate, a threaded rod is fixedly connected to the bottom of the hand wheel, and the bottom of the threaded rod passes through the bottom of the mounting plate and is fixedly connected to a support plate.

[0008] Preferably, the surface of the rotating rod is movably connected to the fixing seat via a bearing, and an opening for use with a toothed plate is provided on the rear side of the fixing seat.

[0009] Preferably, a positioning frame is sleeved on the surface of the movable frame, and the front side of the positioning frame is fixedly connected to a fixing seat.

[0010] Preferably, a reinforcing block is fixedly connected to the bottom of one side of the fixing seat, and the bottom of the reinforcing block is fixedly connected to the bottom plate.

[0011] Preferably, the top and bottom of the movable plate are fixedly connected with sliders, and the top and bottom of the inner cavity of the equipment box are provided with sliding grooves for use with the sliders.

[0012] Compared with the prior art, the beneficial effects of this invention are:

[0013] 1. By setting up a warning mechanism, the motor can be turned on to drive the warning sign on the top to move back and forth left and right to improve the warning effect. By setting up a moving component, the entire guardrail can be easily moved while also having a limit function, which can improve the stability of the guardrail when it does not need to be moved. It has the advantages of good warning effect and high stability.

[0014] 2. By arranging the bearing, the rotation of the rotating rod can be facilitated, by arranging the opening, the installation and use of the tooth plate can be facilitated, by arranging the positioning frame, the stability of the mobile frame can be improved, by arranging the reinforcement block, the stability of the fixed seat can be improved, by arranging the slider and the slide groove, the movement of the mobile plate can be facilitated, the threaded rod can be rotated by the cooperation of the hand wheel, and the rotation of the threaded rod can drive the support plate to move downward close to the ground until it is close to the ground, thereby improving the stability of the entire device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of a tunnel construction safety guardrail provided by the present application;

[0016] Figure 2 This is a rear view of the structure of a tunnel construction safety guardrail provided by the present application;

[0017] Figure 3 It is a cross-sectional view of a warning mechanism of a tunnel construction safety guardrail provided by the present application;

[0018] Figure 4 It is a rear view of a fixing seat of a tunnel construction safety guardrail provided by the present application;

[0019] Figure 5 It is a three-dimensional structural schematic diagram of a mobile component of a tunnel construction safety guardrail provided in this application.

[0020] In the figure: 1. bottom plate; 2. fixing seat; 3. protective frame; 4. warning mechanism; 401. equipment box; 402. motor; 403. cam; 404. moving plate; 405. support frame; 406. warning sign; 407. moving frame; 408. spring; 409. tooth plate; 5. moving assembly; 501. mounting plate; 502. moving wheel; 503. hand wheel; 504. threaded rod; 505. support plate; 6. positioning frame; 7. rotating rod; 8. gear; 9. reflector. DETAILED DESCRIPTION

[0021] To make the purpose, technical solutions and advantages of the present application clearer, the embodiments of the present application will be further described in detail below in conjunction with the accompanying drawings. Terms such as "upper", "above", "lower", "below", "first end", "second end", "one end", "the other end" used in the present application to represent spatial relative positions are used to describe the relationship between a unit or feature as shown in the accompanying drawings relative to another unit or feature for the purpose of convenience of explanation. Terms of spatial relative position may be intended to include different orientations of the device in use or work other than the orientation shown in the figure. For example, if the device in the figure is turned over, the unit described as being "below" or "below" other units or features will be located "above" other units or features. Therefore, the exemplary term "below" can encompass both the above and below orientations. The device can be oriented in other ways (rotated 90 degrees or other orientations), and the spatially related descriptors used herein are interpreted accordingly.

[0022] In addition, the terms "installed", "set", "provided with", "connected", "slidingly connected", "fixed", and "sleeved" should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the embodiments described in this application are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of this application.

[0024] See also Figure 1-5The utility model provides a technical solution: a tunnel construction safety guardrail, including a bottom plate 1, both sides of the top of the bottom plate 1 are fixedly connected with a fixed seat 2, a protective frame 3 is fixedly connected between the two fixed seats 2, and a warning mechanism 4 is fixedly connected to the rear side of the protective frame 3, and both sides of the bottom plate 1 are fixedly connected with a moving component 5, and the warning mechanism 4 includes an equipment box 401, the front side of the equipment box 401 is fixedly connected to the protective frame 3, and the rear side of the equipment box 401 is fixedly connected to a motor 402, and the front side of the output end of the motor 402 passes through the inner cavity of the equipment box 401 and is sleeved with a cam 403, and both sides of the cam 403 are contacted with a moving plate 404, and the top of the moving plate 404 is fixedly connected There is a support frame 405, the top of the support frame 405 passes through the top of the equipment box 401 and is fixedly connected to a warning sign 406, one side of the movable plate 404 is fixedly connected to a movable frame 407, one side of the movable plate 404 and the top and bottom of the movable frame 407 are fixedly connected with a spring 408, one end of the movable frame 407 passes through the outside of the equipment box 401, the bottom of the inner cavity of the fixed seat 2 is movably connected with a rotating rod 7, the surface of the rotating rod 7 is sleeved with a gear 8, the top of the rotating rod 7 passes through the top of the fixed seat 2 and is fixedly connected to a reflective plate 9, the rear side of the gear 8 is meshed with a tooth plate 409, the rear side of the tooth plate 409 passes through the fixed seat 2 and is fixedly connected to the movable frame 407.

[0025] Embodiment 1: The warning mechanism 4 can turn on the motor 402 to drive the warning sign 406 on the top to move back and forth left and right to improve the warning effect. By setting the moving component 5, the entire guardrail can be easily moved while also having a limiting function, which can improve the stability of the guardrail when it does not need to be moved, and has the advantages of good warning effect and high stability.

[0026] In one possible implementation, see Figure 1-5 A tunnel construction safety guardrail, the surface of the rotating rod 7 is movably connected to the fixed seat 2 through a bearing, the rear side of the fixed seat 2 is provided with an opening for use with a tooth plate 409, the surface of the mobile frame 407 is sleeved with a positioning frame 6, the front side of the positioning frame 6 is fixedly connected to the fixed seat 2, the bottom of one side of the fixed seat 2 is fixedly connected with a reinforcing block, and the bottom of the reinforcing block is fixedly connected to the bottom plate 1, the top and bottom of the mobile plate 404 are fixedly connected with sliders, and the top and bottom of the inner cavity of the equipment box 401 are provided with sliding grooves for use with the sliders.

[0027] Embodiment 2: By setting a bearing, the rotation of the rotating rod 7 can be facilitated, by setting an opening, the installation and use of the tooth plate 409 can be facilitated, by setting a positioning frame 6, the stability of the movable frame 407 can be improved, by setting a reinforcing block, the stability of the fixed seat 2 can be improved, and by setting a slider and a slide groove, the movement of the movable plate 404 can be facilitated.

[0028] On the basis of Example 1, this example describes the moving component 5 in Example 1, and the moving component 5 includes a mounting plate 501, and the front and rear sides of the bottom of the mounting plate 501 are fixedly connected to moving wheels 502, and a handwheel 503 is arranged on the top of the mounting plate 501, and the bottom of the handwheel 503 is fixedly connected to a threaded rod 504, and the bottom of the threaded rod 504 passes through the bottom of the mounting plate 501 and is fixedly connected to a support plate 505. The threaded rod 504 can be rotated by the cooperation of the handwheel 503, and the rotation of the threaded rod 504 can drive the support plate 505 to move downward close to the ground until it is close to the ground, thereby improving the stability of the entire device.

[0029] Working principle: the whole device can be moved by the cooperation of the moving wheel 502. After moving to the required position, the threaded rod 504 can be rotated by the cooperation of the hand wheel 503. The rotation of the threaded rod 504 can drive the support plate 505 to move downward close to the ground until it is close to the ground, thereby improving the stability of the whole device. The operation of the control motor 402 can drive the cam 403 to rotate. The rotation of the cam 403 can drive the moving plate 404 to move back and forth left and right through the cooperation of the spring 408. The moving plate 404 drives the warning sign 406 to move back and forth left and right through the cooperation of the support frame 405. The dynamic warning sign 406 attracts people's attention and improves the warning effect. When the moving plate 404 moves, it will also drive the toothed plate 409 to move back and forth left and right. The toothed plate 409 will drive the gear 8 to rotate forward and reversely. The gear 8 can drive the reflector 9 to rotate forward and reversely through the cooperation of the rotating rod 7. The reflector 9 with a fixed angle is not easy to directly reflect light into the eyes of nearby people, while the reflector 9 with forward and reverse rotation can ensure that the light is reflected into the eyes of nearby people, thereby improving the warning effect in various ways.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tunnel construction safety guardrail, characterized in that: The invention comprises a bottom plate (1), both sides of the top of the bottom plate (1) are fixedly connected with fixed seats (2), a protective frame (3) is fixedly connected between the two fixed seats (2), a warning mechanism (4) is fixedly connected to the rear side of the protective frame (3), both sides of the bottom plate (1) are fixedly connected with a moving component (5), the warning mechanism (4) comprises an equipment box (401), the front side of the equipment box (401) is fixedly connected with the protective frame (3), the rear side of the equipment box (401) is fixedly connected with a motor (402), the front side of the output end of the motor (402) penetrates into the inner cavity of the equipment box (401) and is sleeved with a cam (403), both sides of the cam (403) are contacted with a moving plate (404), the top of the moving plate (404) is fixedly connected with a support frame (405), the support frame (406) is fixedly connected to the top of the moving plate (404), and the support frame (407) is fixedly connected to the top of the moving plate (404). The top of the frame (405) penetrates through the top of the equipment box (401) and is fixedly connected to a warning sign (406); one side of the movable plate (404) is fixedly connected to a movable frame (407); one side of the movable plate (404) and located at the top and bottom of the movable frame (407) are fixedly connected to a spring (408); one end of the movable frame (407) penetrates through the outside of the equipment box (401); the bottom of the inner cavity of the fixed seat (2) is movably connected to a rotating rod (7); a gear (8) is sleeved on the surface of the rotating rod (7); the top of the rotating rod (7) penetrates through the top of the fixed seat (2) and is fixedly connected to a reflective plate (9); the rear side of the gear (8) is meshed with a toothed plate (409); the rear side of the toothed plate (409) penetrates through the fixed seat (2) and is fixedly connected to the movable frame (407).

2. A tunnel construction safety guardrail according to claim 1, characterized in that: The moving assembly (5) comprises a mounting plate (501), and the front side and the rear side of the bottom of the mounting plate (501) are both fixedly connected with moving wheels (502).

3. A tunnel construction safety guardrail according to claim 2, characterized in that: A hand wheel (503) is arranged on the top of the mounting plate (501), a threaded rod (504) is fixedly connected to the bottom of the hand wheel (503), and the bottom of the threaded rod (504) passes through the bottom of the mounting plate (501) and is fixedly connected to a support plate (505).

4. A tunnel construction safety guardrail according to claim 1, characterized in that: The surface of the rotating rod (7) is movably connected to the fixing seat (2) via a bearing, and an opening for use with the toothed plate (409) is provided on the rear side of the fixing seat (2).

5. A tunnel construction safety guardrail according to claim 1, characterized in that: A positioning frame (6) is sleeved on the surface of the movable frame (407), and the front side of the positioning frame (6) is fixedly connected to the fixing seat (2).

6. A tunnel construction safety guardrail according to claim 1, characterized in that: A reinforcing block is fixedly connected to the bottom of one side of the fixing seat (2), and the bottom of the reinforcing block is fixedly connected to the bottom plate (1).

7. A tunnel construction safety guardrail according to claim 1, characterized in that: The top and bottom of the movable plate (404) are fixedly connected with sliding blocks, and the top and bottom of the inner cavity of the equipment box (401) are provided with sliding grooves for use with the sliding blocks.

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