Fence for road construction

Abstract

The utility model relates to the technical field of construction safety protection, and discloses a road construction fence which comprises a U-shaped frame, a plurality of supporting legs are arranged at the lower end of the U-shaped frame, movable components are arranged between the U-shaped frame and the supporting legs, and free rotation and folding of the supporting legs relative to the U-shaped frame can be achieved through the movable components; through cooperative use of the supporting legs, the spherical hinges, the limiting assemblies, the splicing assemblies and the moving wheels, the supporting legs can be folded and stored through the spherical hinges, the situation that the supporting legs are spatially perpendicular to the U-shaped frame is avoided, the space size during storage and transportation can be effectively reduced, meanwhile, in the using process, the inclined supporting rods, the U-shaped frame and the supporting legs form triangular support, and the supporting legs are more convenient to store and transport. The whole stability of the fence is guaranteed, during carrying, the sleeves are connected with the plug connectors in an inserted mode, the fences can be connected pairwise, the movable wheels can be used for pushing and walking, convenience is achieved, and the effects of being convenient to store, transport and use are achieved.

Description

Technical Field

[0001] The present application relates to the technical field of construction safety protection, and in particular to a fence for road construction. Background Art

[0002] In urban road construction, it is necessary to separate the construction area from the normal road area by construction fences. In the prior art, most road construction fences are iron horse guardrails, which are composed of multiple U-shaped frames and support legs. Each U-shaped frame is provided with a support leg at the lower end. When in use, multiple U-shaped frames need to be spliced ​​together.

[0003] With respect to the above-mentioned related technologies, the inventor believes that, because the supporting legs are long and cannot be turned and folded, the fence as a whole takes up a large space when stored and transported, and requires workers to lift and move it, which has certain inconveniences;

[0004] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0005] In order to solve the problem that the fence occupies a large space and is inconvenient to move during storage and transportation, the present application provides a fence for road construction.

[0006] The present application provides a road construction fence using the following technical solution:

[0007] A fence for road construction, comprising a U-shaped frame, wherein a cross bar is provided on the inner side of the U-shaped frame, a plurality of vertical bars are provided on the upper ends of the cross bars, the upper ends of the vertical bars are fixedly connected to the U-shaped frame, a plurality of supporting legs are provided on the lower end of the U-shaped frame, a movable component is provided between the U-shaped frame and the supporting legs, and the supporting legs can be freely rotated and folded relative to the U-shaped frame by means of the movable component, a limiting component is provided on the rear side of the U-shaped frame, and the U-shaped frame and the supporting legs can be relatively fixed by means of the limiting component during use, a plurality of splicing components are provided on the side of the U-shaped frame, and warning frames are provided on the outer sides of a plurality of the vertical bars.

[0008] Preferably, the supporting leg comprises a supporting foot, the upper end of the supporting foot is provided with a supporting seat, and the supporting seat is aligned with the lower end of the U-shaped frame in vertical alignment.

[0009] Preferably, the movable component adopts a ball joint, which includes a ball head support rod arranged on a U-shaped frame, a ball head socket is arranged on the inner side of the ball head support rod, and the lower end of the ball head socket is fixedly connected to the support foot.

[0010] Preferably, the limiting assembly includes a limiting plate arranged on the U-shaped frame, a limiting slot is arranged on the limiting plate, a guide column is slidably arranged in the limiting slot, diagonal support rods are arranged at both ends of the guide column, and a positioning hole adapted for the diagonal support rod is arranged at the upper end of the support leg.

[0011] Preferably, two movable wheels are provided at the lower end of the cross bar, and the warning frame comprises an outer frame provided on the vertical bar, and a rear baffle is provided on the inner sides of two adjacent vertical bars on the outer frame.

[0012] Preferably, the splicing assembly includes sleeves arranged on both sides of the U-shaped frame, and a plug-in component is slidably sleeved on one side of the sleeve. The plug-in component includes a U-shaped rod arranged in the sleeve, and both ends of the U-shaped rod are threadedly connected with limiting nuts, and the two ends of the U-shaped rod have different lengths.

[0013] In summary, this application includes the following beneficial technical effects:

[0014] Through the coordinated use of supporting legs, ball joints, limiting components, splicing components and moving wheels, the supporting legs can be folded and stored using the ball joints to avoid the supporting legs and the U-shaped frame being vertical in space, which can effectively reduce the space volume during storage and transportation. At the same time, during use, the diagonal support rods, the U-shaped frame and the supporting legs form a triangular support to ensure the overall stability of the fence. When transporting, the fences can be connected together in pairs by plugging in the sleeve and the connector, and the moving wheels can be used to push and move, which is more convenient. Compared with the existing technology, it has the effects of convenient storage, transportation and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic diagram of a three-dimensional structure from a first-view perspective of an embodiment of the application;

[0016] Figure 2 is a schematic diagram of a second perspective stereoscopic structure of an embodiment of the application;

[0017] Figure 3 It is a schematic diagram of the three-dimensional structure from a third perspective of an embodiment of the application.

[0018] Explanation of the accompanying drawings: 1. U-shaped frame; 2. Vertical rod; 3. Horizontal rod; 4. Support leg; 401. Support foot; 402. Bracket; 5. Ball joint; 501. Ball head support rod; 502. Ball head holder; 6. Limiting assembly; 601. Limiting plate; 602. Guide column; 603. Diagonal support rod; 7. Splicing assembly; 701. Sleeve; 702. Connector; 7021. U-shaped plug rod; 7022. Limiting nut; 8. Moving wheel; 9. Warning frame; 901. Outer frame; 902. Rear baffle. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-3This application is described in further detail.

[0020] The present application embodiment discloses a fence for road construction. Figure 1-3 A fence for road construction includes a U-shaped frame 1, a cross bar 3 is installed on the inner side of the U-shaped frame 1, a plurality of vertical bars 2 are installed on the upper ends of the cross bars 3, the upper ends of the vertical bars 2 are fixedly connected to the U-shaped frame 1, a plurality of supporting legs 4 are installed on the lower end of the U-shaped frame 1, the supporting legs 4 include supporting feet 401, a bracket 402 is installed on the upper ends of the supporting feet 401, a ball joint 5 is installed between the U-shaped frame 1 and the supporting legs 4, and the ball joint 5 includes a ball head support rod 501 installed on the U-shaped frame 1, A ball head holder 502 is installed on the inner side of the ball head support rod 501, and the lower end of the ball head holder 502 is fixedly connected to the support leg 401. The support leg 4 can be freely rotated and folded relative to the U-shaped frame 1 through the ball joint 5. A limit assembly 6 is installed on the rear side of the U-shaped frame 1. The limit assembly 6 can realize that the U-shaped frame 1 and the support leg 4 are relatively fixed when in use. A plurality of splicing assemblies 7 are installed on the side of the U-shaped frame 1, and a warning frame 9 is installed on the outer side of a plurality of vertical rods 2;

[0021] By adopting the above technical solution, the ball joint 5 can be used to realize the free rotation and folding of the support leg 4 relative to the U-shaped frame 1, and the support leg 4 can be folded and stored to avoid the support leg 4 and the U-shaped frame 1 being vertical in space, which can effectively reduce the space volume during storage and transportation. At the same time, during use, the diagonal support rod 603 is used to form a triangular support with the U-shaped frame 1 and the support leg 4 to ensure the overall stability of the fence.

[0022] Reference Figure 1 , the bracket 402 is aligned with the lower end of the U-shaped frame 1;

[0023] By adopting the above technical solution, the bracket 402 is connected to the lower end of the U-shaped frame 1, so that the support leg 401 can be prevented from being over-positioned when turning over.

[0024] Reference Figure 2 The limiting assembly 6 includes a limiting plate 601 installed on the U-shaped frame 1, a limiting slot is provided on the limiting plate 601, a guide column 602 is slidably installed in the limiting slot, and oblique support rods 603 are installed at both ends of the guide column 602. A positioning hole adapted to the oblique support rod 603 is provided at the upper end of the support leg 401;

[0025] By adopting the above technical solution, when in use, the guide column 602 is slid down along the limiting slot on the limiting plate 601, so that the end of the diagonal support rod 603 is engaged with the positioning hole on the support leg 401, forming a stable triangular support to ensure the overall stability of the fence.

[0026] Reference Figure 2, two moving wheels 8 are installed at the lower end of the crossbar 3, the warning frame 9 includes an outer frame 901 installed on the vertical bar 2, and a rear baffle 902 is installed on the inner side of two adjacent vertical bars 2 on the outer frame 901;

[0027] By adopting the above technical solution, the outer frame 901 and the cross bar 3 form a warning sign placement frame. According to the needs of road construction, corresponding road construction warning slogans can be placed between the outer frame 901 and the cross bar 3.

[0028] Reference Figure 3 The splicing assembly 7 includes sleeves 701 installed on both sides of the U-shaped frame 1, and a plug-in component 702 is slidably sleeved on one side of the sleeve 701. The plug-in component 702 includes a U-shaped plug rod 7021 installed in the sleeve 701. Both ends of the U-shaped plug rod 7021 are threadedly connected to limit nuts 7022, and the two ends of the U-shaped plug rod 7021 are different in length;

[0029] By adopting the above technical solution, the U-shaped rod 7021 and the sleeve 701 can slide relative to each other to achieve quick splicing without lifting the fence as a whole, thereby reducing the labor intensity of the staff.

[0030] The implementation principle of the road construction fence of the embodiment of the present application is as follows: when in use, the support leg 401 is unfolded, so that the bracket 402 is docked with the lower end of the U-shaped frame 1, so that the moving wheel 8 is separated from the ground, and then the guide column 602 is slid down along the limit card slot on the limit plate 601, so that the end of the diagonal support rod 603 is engaged with the positioning hole on the support leg 401, forming a stable triangular support to ensure the overall stability of the fence. According to the needs of road construction, a corresponding road construction warning can be placed between the outer frame 901 and the cross bar 3. Slogans, and then the U-shaped plug rod 7021 and the sleeve 701 can slide relative to each other to achieve quick splicing, without lifting the fence as a whole, reducing the labor intensity of the staff, and when storing, release the connection between the diagonal support rod 603 and the support leg 401, and fold the support leg 4 for storage to avoid the support leg 4 and the U-shaped frame 1 being vertical in space, which can effectively reduce the space volume during storage and transportation, and then connect the U-shaped frames 1 in pairs through the connector 702 and the sleeve 701, and use the moving wheels 8 to push and walk, which is convenient for carrying.

[0031] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0032] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0033] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0034] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A fence for road construction, comprising a U-shaped frame (1), wherein a cross bar (3) is arranged inside the U-shaped frame (1), and a plurality of vertical bars (2) are arranged at the upper ends of the cross bars (3), and the upper ends of the vertical bars (2) are fixedly connected to the U-shaped frame (1), characterized in that: A plurality of supporting legs (4) are arranged at the lower end of the U-shaped frame (1); a movable component is arranged between the U-shaped frame (1) and the supporting legs (4); and the supporting legs (4) can be freely rotated and folded relative to the U-shaped frame (1) through the movable component. The supporting legs (4) include supporting feet (401); a supporting seat (402) is arranged at the upper end of the supporting feet (401); the supporting seat (402) is aligned with the lower end of the U-shaped frame (1); and a limiting component (6) is arranged at the rear side of the U-shaped frame (1); and the limiting component (6) is arranged at the rear side of the U-shaped frame (1). The component (6) can realize that the U-shaped frame (1) and the supporting leg (4) are relatively fixed when in use, a plurality of splicing components (7) are arranged on the side of the U-shaped frame (1), and a warning frame (9) is arranged on the outer side of a plurality of the vertical rods (2). The movable component adopts a ball joint (5), and the ball joint (5) includes a ball head support rod (501) arranged on the U-shaped frame (1), and a ball head holder (502) is arranged on the inner side of the ball head support rod (501), and the lower end of the ball head holder (502) is fixedly connected to the support foot (401).

2. A road construction fence according to claim 1, characterized in that: The limiting assembly (6) comprises a limiting plate (601) arranged on the U-shaped frame (1), a limiting slot being arranged on the limiting plate (601), a guide column (602) being slidably arranged in the limiting slot, diagonal support rods (603) being arranged at both ends of the guide column (602), and a positioning hole matching the diagonal support rod (603) being arranged at the upper end of the support leg (401).

3. A road construction fence according to claim 1, characterized in that: Two moving wheels (8) are arranged at the lower end of the crossbar (3); the warning frame (9) comprises an outer frame (901) arranged on the vertical bars (2); and a rear baffle (902) is arranged on the inner side of two adjacent vertical bars (2) on the outer frame (901).

4. A road construction fence according to claim 1, characterized in that: The splicing assembly (7) comprises sleeves (701) arranged on both sides of the U-shaped frame (1); a plug-in component (702) is slidably sleeved on one side of the sleeve (701); the plug-in component (702) comprises a U-shaped plug-in rod (7021) arranged in the sleeve (701); both ends of the U-shaped plug-in rod (7021) are threadedly connected to limit nuts (7022); and the two ends of the U-shaped plug-in rod (7021) are of different lengths.

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