Road protective fence

Abstract

The utility model relates to a road guardrail in the technical field of guardrails, which comprises vertical rods, the vertical rods are symmetrically arranged and are arranged on a detachable base, an upper connecting plate is horizontally arranged on the symmetrically arranged vertical rods, a lower connecting plate is arranged at the lower parts of the symmetrically arranged vertical rods, and a plurality of detachable connecting rods are arranged between the upper connecting plate and the lower connecting plate. The base is arranged on the ground, the vertical rod is detachably connected with the base, the connecting rod is detachably connected with the upper connecting plate and the lower connecting plate, and the protective fence can be conveniently transported on a large scale. A plurality of slots are formed in the lower connecting plate, the connecting rods are inserted into the slots, a plurality of baffles are symmetrically arranged below the upper connecting plate, the baffles are parallel to the upper connecting plate, the connecting rods are located between the adjacent baffles, strip-shaped holes are vertically formed in the baffles, connecting holes are formed in the connecting rods, connecting bolts are arranged in the connecting holes, and the connecting bolts penetrate through the strip-shaped holes. Gaskets are symmetrically arranged on the connecting bolts, connected with the baffles and located on the outer sides of the baffles.

Description

TECHNICAL FIELD

[0001] The utility model relates to guardrail technical field especially relates to highway guardrail. BACKGROUND

[0002] Highway guardrails are devices used to protect highways and roads from accidents. They are usually made of metal and installed on both sides of the road to prevent vehicles from accidentally driving off the road or colliding with other obstacles. The main function of highway guardrails is to reduce traffic accidents and protect people's lives and safety. They can reduce the distance and speed of vehicles on the road, thereby reducing the probability and severity of accidents.

[0003] In the existing highway guardrail, generally including the column body, connecting rod and fixed column, the column body generally is provided with two, the connecting rod is provided with a plurality of, two column bodies are connected through a plurality of connecting rods, Chinese patent CN 221461032 U discloses a kind of highway guardrail using this structure, but the technology in which two column bodies are fixedly connected by a plurality of connecting columns, a plurality of connecting columns and column body are fixedly connected and cannot be disassembled, need to occupy larger space in the process of transportation, it is inconvenient to transport, while needing to be positioned and installed simultaneously to upper and lower two column bodies in the process of installation, increase installation difficulty.

[0004] Therefore, aiming at the above problems, highway guardrail is proposed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model in the prior art, develop highway guardrail, the utility model can conveniently transport each component, while it is convenient to install on site.

[0006] The technical scheme for solving the technical problems of the utility model is: a highway guardrail, including a vertical rod, the vertical rod is symmetrically arranged, the vertical rod is arranged on a detachable base, a horizontal upper connecting plate is arranged on the symmetrically arranged vertical rod, a horizontal lower connecting plate is arranged on the lower part of the symmetrically arranged vertical rod, and a plurality of detachable connecting rods are arranged between the upper connecting plate and the lower connecting plate.

[0007] The base is arranged on the ground, the vertical rod is detachably connected with the base, and the connecting rod is detachably connected with the upper connecting plate and the lower connecting plate, so that the guardrail can be conveniently transported in large quantities, and damaged parts can be conveniently replaced.

[0008] As a preferred embodiment, a plurality of insertion slots are arranged on the lower connecting plate, the connecting rod is inserted into the insertion slot, a plurality of baffle plates are symmetrically arranged below the upper connecting plate, the baffle plates are parallel to the upper connecting plate, the connecting rod is located between adjacent baffle plates, a vertical slot is arranged vertically on the baffle plate, a connecting hole is arranged on the connecting rod, a connecting bolt is arranged in the connecting hole, the connecting bolt passes through the vertical slot, a gasket is symmetrically arranged on the connecting bolt, the gasket is connected with the baffle plate, and the gasket is located outside the baffle plate.

[0009] The lower connecting plate is connected with the connecting rod through the insertion slot, which facilitates positioning of the connecting rod by the lower connecting plate. During on-site installation, the connecting rod is first inserted into the insertion slot, and then the connecting bolt is passed through the strip-shaped hole and tightened after the connecting rod is inserted into the bottom of the insertion slot, thereby completing installation of the connecting rod. The position of the connecting bolt in the strip-shaped hole can be adjusted according to actual requirements to prevent installation difficulties caused by machining precision errors.

[0010] As a preferred embodiment, a connecting ring is arranged on the vertical rod, the connecting ring is located on the side close to the connecting rod, a connecting block is inserted into the connecting ring, the connecting block is connected with the upper connecting plate, the upper connecting plate is overlapped on the connecting ring, a clamping groove is vertically arranged on the side of the connecting block close to the vertical rod, a clamping block is clamped in the clamping groove, the clamping groove and the clamping block are connected through the mounting bolt, and the clamping block is arranged on the vertical rod.

[0011] The upper connecting plate is inserted into the connecting ring through the connecting block, which facilitates on-site rapid installation of the upper connecting plate. The connecting block is tightly matched with the connecting ring to ensure stability of the upper connecting plate. The clamping block is embedded in the clamping groove to prevent sliding of the upper connecting plate and improve overall structural stability.

[0012] As a preferred embodiment, a connecting sleeve is arranged on the base, the opening of the connecting sleeve is away from the connecting rod, an installation block is inserted into the connecting sleeve, symmetrical guard plates are arranged at the opening of the connecting sleeve, limiting holes are arranged on the guard plates, limiting bolts are arranged in the limiting holes, the limiting bolts are connected with the installation block, and the installation block is connected with the vertical rod.

[0013] The vertical rod is connected with the connecting sleeve of the base through the installation block, and the installation block and the guard plate of the connecting sleeve are fixed through the limiting bolt to ensure stability of the vertical rod.

[0014] As a preferred embodiment, installation plates are symmetrically arranged on the lower part of the vertical rod, the installation plates are vertically arranged, the installation plates are overlapped on the connecting sleeve, the lower connecting plate is located between adjacent installation plates, and the installation plates are connected with the lower connecting plate through the positioning bolt.

[0015] The lower connecting plate is tightly fixed with the installation plate through the positioning bolt to ensure stability of the lower connecting plate, thereby facilitating on-site positioning and installation.

[0016] As a preferred embodiment, the cross section of the lower connecting plate is in the shape of “n”, and the lower connecting plate is overlapped on the connecting sleeve.

[0017] The cross section of the lower connecting plate in the shape of “n” increases structural strength, effectively disperses stress points, improves overall stability, reduces the weight of the lower connecting plate, facilitates transportation, facilitates hole drilling of the lower connecting plate, the lower connecting plate is overlapped on the connecting sleeve, vertical stress of the positioning bolt is reduced, and the service life is prolonged.

[0018] As a preferred embodiment, the side of the base away from the connecting rod is a vertical plane.

[0019] The base is provided with a vertical plane to facilitate splicing of adjacent guardrails, thereby ensuring continuity of the guardrails.

[0020] The effects provided in the content of the utility model are only the effects of the embodiments, and are not all the effects of the utility model.

[0021] The stand and the connecting rod are detachably connected, and the connecting rod and the upper connecting plate and the lower connecting plate are detachably connected, facilitating mass transportation of the guardrails and replacement of damaged parts, and when installed on site, the connecting rod is inserted into the slot, the connecting bolt is passed through the strip-shaped hole and is tightened after the connecting rod is inserted into the bottom of the slot, the installation of the connecting rod is completed, the position of the connecting bolt in the strip-shaped hole can be adjusted according to actual needs, and installation difficulty caused by machining precision error is prevented.

[0022] The upper connecting plate is inserted into the connecting ring through the connecting block, the upper connecting plate is conveniently and quickly installed on site, the connecting block is tightly matched with the connecting ring, the stability of the upper connecting plate is ensured, the clamping block is embedded into the clamping groove, sliding of the upper connecting plate is prevented, and the overall structural stability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0023] The accompanying drawings are used to provide a further understanding of the utility model, constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation on the utility model.

[0024] Figure 1 It is a structural schematic diagram of the utility model.

[0025] Figure 2 It is an explosive structural schematic diagram of the utility model.

[0026] Figure 3 It is a cross-sectional structural schematic diagram of the utility model.

[0027] Figure 4 It is an enlarged schematic diagram of the structure at A in the utility model. Figure 1

[0028] Figure 5 It is an enlarged schematic diagram of the structure at B in the utility model. Figure 2

[0029] Figure 6 It is a schematic diagram of splicing of multiple guardrails of the utility model.

[0030] ​​In the figure, 1, stand; 2, base; 3, upper connecting plate; 4, lower connecting plate; 5, connecting rod; 6, slot; 7, baffle; 8, strip hole; 9, connecting hole; 10, connecting bolt; 11, gasket; 12, connecting ring; 13, connecting block; 14, clamping groove; 15, clamping block; 16, connecting sleeve; 17, mounting block; 18, guard plate; 19, limiting hole; 20, limiting bolt; 21, mounting plate; 22, positioning bolt; 23, mounting bolt. DETAILED DESCRIPTION

[0031] In order to clearly illustrate the technical features of the present application, the following will be described in detail through specific embodiments, and in conjunction with the accompanying drawings. The disclosure below provides many different embodiments or examples to implement different structures of the present application. In order to simplify the disclosure of the present application, the components and settings of specific examples are described below. In addition, the present application can repeatedly refer to numbers and / or letters in different examples. Such repetition is for the purpose of simplification and clarity, and does not indicate the relationship between the various embodiments and / or settings discussed. It should be noted that the components illustrated in the drawings are not necessarily drawn to scale. The present application omits the description of known components and processing techniques and processes to avoid unnecessary limitations on the present application. The terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present application, it should be noted that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] As Figures 1 to 6As shown, the highway guardrail comprises a vertical rod 1, the vertical rod 1 is symmetrically arranged, the vertical rod 1 is arranged on a detachable base 2, a horizontal upper connecting plate 3 is arranged on the symmetrically arranged vertical rod 1, a lower connecting plate 4 is arranged at the lower part of the symmetrically arranged vertical rod 1, and a plurality of detachable connecting rods 5 are arranged between the upper connecting plate 3 and the lower connecting plate 4. The base 1 is arranged on the ground, the vertical rod 1 is detachably connected with the base 2, and the connecting rod 5 is detachably connected with the upper connecting plate 3 and the lower connecting plate 4, so that the guardrail is convenient for large-scale transportation and replacement of damaged parts.

[0033] A plurality of insertion slots 6 are arranged on the lower connecting plate 4, the connecting rod 5 is inserted into the insertion slot 6, a plurality of baffle plates 7 are symmetrically arranged below the upper connecting plate 3, the baffle plate 7 is parallel to the upper connecting plate 3, the connecting rod 5 is located between adjacent baffle plates 7, a strip-shaped hole 8 is vertically arranged on the baffle plate 7, a connecting hole 9 is arranged on the connecting rod 5, a connecting bolt 10 is arranged in the connecting hole 9, the connecting bolt 10 passes through the strip-shaped hole 8, a gasket 11 is symmetrically arranged on the connecting bolt 10, the gasket 11 is connected with the baffle plate 7, and the gasket 11 is located outside the baffle plate 7. The lower connecting plate 4 and the connecting rod 5 are connected through the insertion slot 6, so that the lower connecting plate 4 is convenient for positioning the connecting rod 5. During on-site installation, the connecting rod 5 is first inserted into the insertion slot 6, then the connecting bolt 10 is passed through the strip-shaped hole 8 and is tightened after the connecting rod 5 is inserted into the bottom of the insertion slot 6, the installation of the connecting rod 5 is completed, and the position of the connecting bolt 10 in the strip-shaped hole 8 can be adjusted according to actual requirements, so that installation difficulty caused by machining precision error is prevented.

[0034] A connecting ring 12 is arranged on the vertical rod 1, the connecting ring 12 is located on one side close to the connecting rod 5, a connecting block 13 is inserted into the connecting ring 12, the connecting block 13 is connected with the upper connecting plate 3, the upper connecting plate 3 is overlapped on the connecting ring 12, a clamping groove 14 is vertically arranged on one side of the connecting block 13 close to the vertical rod 1, a clamping block 15 is clamped in the clamping groove 14, the clamping groove 14 and the clamping block 15 are connected through a mounting bolt 23, and the clamping block 15 is arranged on the vertical rod 1. The upper connecting plate 3 is inserted into the connecting ring 12 through the connecting block 13, so that the upper connecting plate 3 is conveniently and quickly installed on site, the connecting block 13 is tightly matched with the connecting ring 12, the stability of the upper connecting plate 3 is ensured, the clamping block 15 is embedded in the clamping groove 14, the sliding of the upper connecting plate 3 is prevented, and the overall structural stability is improved.

[0035] A connecting sleeve 16 is arranged on the base 2, the opening of the connecting sleeve 16 is away from the connecting rod 5, an installation block 17 is inserted into the connecting sleeve 16, symmetrically arranged guard plates 18 are arranged at the opening of the connecting sleeve 16, limiting holes 19 are arranged on the guard plates 18, limiting bolts 20 are arranged in the limiting holes 19, the limiting bolts 20 are connected with the installation block 17, and the installation block 17 is connected with the vertical rod 1. The vertical rod 1 is connected with the connecting sleeve 16 of the base 2 through the installation block 17, and the installation block 17 and the guard plate 18 of the connecting sleeve 16 are fixed through the limiting bolt 20, so that the vertical rod 1 is stable and does not shake.

[0036] The lower part of the stand 1 is symmetrically provided with the mounting plate 21, the mounting plate 21 is vertically arranged, the mounting plate 21 is overlapped on the connecting sleeve 16, the lower connecting plate 4 is located between the adjacent mounting plates 21, and the mounting plate 21 is connected with the lower connecting plate 4 through the positioning bolt 22. The lower connecting plate 4 is tightly fixed with the mounting plate 21 through the positioning bolt 22, so that the lower connecting plate 4 is stable and convenient for on-site positioning and installation.

[0037] The cross section of the lower connecting plate 4 is in the shape of "n", and the lower connecting plate 4 is overlapped on the connecting sleeve 16. The "n"-shaped cross section of the lower connecting plate 4 increases the structural strength, effectively disperses the stress points, improves the overall stability, reduces the weight of the lower connecting plate 4, facilitates transportation, facilitates the hole opening of the lower connecting plate 4, the lower connecting plate 4 is overlapped on the connecting sleeve 16, the vertical stress of the positioning bolt 22 is reduced, and the service life is prolonged.

[0038] The side, away from the connecting rod 5, of the base 2 is a vertical plane. The vertical plane on the base 2 facilitates the splicing of adjacent guardrails and ensures the continuity of the guardrails.

[0039] Working principle: the components of the guardrail are transported to the highway site, the mounting block 17 is inserted into the connecting sleeve 16 on the base 2 to install the stand 1, then the upper connecting plate 3 is installed, the connecting block 13 and the connecting ring 12 are fixed, then the lower connecting plate 4 is installed and fixed on the mounting plate 21 through the positioning bolt 22, the connecting rod 5 is inserted into the slot 6, after the connecting rod 5 is inserted into the bottom of the slot 6, the connecting bolt 10 is inserted through the strip-shaped hole 8 and tightened, the installation of the connecting rod 5 is completed, and the position of the connecting bolt 10 in the strip-shaped hole 8 can be adjusted according to actual needs.

[0040] Although the specific embodiments of the utility model are described above in combination with the drawings, it is not a limitation on the protection scope of the utility model. Various modifications or changes made by those skilled in the art on the basis of the technical scheme of the utility model without creative labor are still within the protection scope of the utility model.

Claims

1. Highway guard rail comprising upright posts (1), characterised in that: The vertical rod (1) is symmetrically arranged, the vertical rod (1) is arranged on the detachable base (2), the upper connecting plate (3) is horizontally arranged on the symmetrically arranged vertical rod (1), the lower connecting plate (4) is arranged at the lower part of the symmetrically arranged vertical rod (1), a plurality of detachable connecting rods (5) are arranged between the upper connecting plate (3) and the lower connecting plate (4); A plurality of insertion grooves (6) are arranged on the lower connecting plate (4), the connecting rod (5) is inserted into the insertion groove (6), a plurality of baffle plates (7) are symmetrically arranged below the upper connecting plate (3), the baffle plate (7) is parallel to the upper connecting plate (3), the connecting rod (5) is located between adjacent baffle plates (7), a strip-shaped hole (8) is vertically arranged on the baffle plate (7), a connecting hole (9) is arranged on the connecting rod (5), a connecting bolt (10) is arranged in the connecting hole (9), the connecting bolt (10) penetrates through the strip-shaped hole (8), a gasket (11) is symmetrically arranged on the connecting bolt (10), the gasket (11) is connected with the baffle plate (7), and the gasket (11) is located outside the baffle plate (7).

2. The highway barrier of claim 1 wherein: A connecting ring (12) is arranged on the vertical rod (1), the connecting ring (12) is located on one side close to the connecting rod (5), a connecting block (13) is inserted into the connecting ring (12), the connecting block (13) is connected with the upper connecting plate (3), the upper connecting plate (3) is overlapped on the connecting ring (12), a clamping groove (14) is vertically arranged on one side of the connecting block (13) close to the vertical rod (1), a clamping block (15) is clamped in the clamping groove (14), the clamping groove (14) and the clamping block (15) are connected through a mounting bolt (23), and the clamping block (15) is arranged on the vertical rod (1).

3. The highway barrier of claim 1 wherein: A connecting sleeve (16) is arranged on the base (2), the opening of the connecting sleeve (16) is away from the connecting rod (5), a mounting block (17) is inserted into the connecting sleeve (16), symmetrically arranged guard plates (18) are arranged at the opening of the connecting sleeve (16), a limiting hole (19) is arranged on the guard plate (18), a limiting bolt (20) is arranged in the limiting hole (19), the limiting bolt (20) is connected with the mounting block (17), and the mounting block (17) is connected with the vertical rod (1).

4. The highway barrier of claim 3 wherein: Symmetrically arranged mounting plates (21) are arranged at the lower part of the vertical rod (1), the mounting plate (21) is vertically arranged, the mounting plate (21) is overlapped on the connecting sleeve (16), the lower connecting plate (4) is located between adjacent mounting plates (21), and the mounting plate (21) is connected with the lower connecting plate (4) through a positioning bolt (22).

5. The highway barrier of claim 4 wherein: The cross section of the lower connecting plate (4) is "n" type, and the lower connecting plate (4) is overlapped on the connecting sleeve (16).

6. The highway barrier of claim 1 wherein: The side of the base (2) away from the connecting rod (5) is a vertical plane.

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