Novel concrete guardrail on-off portal frame protective guardrail

Abstract

The utility model discloses a novel concrete guardrail upper and lower portal frame protective guardrail, and belongs to the field of protective guardrails, the novel concrete guardrail upper and lower portal frame protective guardrail comprises a connecting bottom plate and a concrete guardrail, the top of the connecting bottom plate is fixedly provided with a stand column, the outer side of the stand column is provided with a cross rod through bolts, and the outer side of the stand column is fixedly provided with a reinforcing rod; rotating grooves are formed in the two sides of the reinforcing rod, rotating plates are rotationally connected to the inner walls of the rotating grooves through rotating shafts, four beam columns are evenly distributed on the outer side of the cross rod and the outer side of the reinforcing rod, and a flange plate is installed on the outer side of the connecting bottom plate through bolts. The middle parts of the cross rods and the reinforcing rods do not fall, so that interference with a connecting bottom plate at the bottom of the middle stand column can be avoided, the protection capacity of the front side is enhanced by adopting a beam column encryption method, and the protection capacity of the protective guardrail is improved by adding the cross beam in the middle part and obliquely connecting the cross beam with the side stand column through the flange plate. The connecting bottom plate is adopted at the root of the stand column to ensure the deformation resistance during collision.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of protective fences, in particular to a novel protective fence for a door frame falling on a concrete fence. BACKGROUND

[0002] The door frame on the concrete fence needs to be protected by a protective fence after installation.

[0003] The existing concrete fence has a situation where the door frame column falls, and there is a lack of protection for the door frame in this case. Therefore, a protective fence is needed to prevent vehicles from riding and crashing into the door frame column. However, the existing door frame column has a small distance from the concrete fence, so a protective fence with strong anti-deformation ability and a deformation value within 30 cm is needed. Currently, there is a temporary gap in products that meet these conditions on the market. CONTENT OF THE UTILITY MODEL

[0004] In view of the deficiencies of the prior art, the present utility model provides a novel protective fence for a door frame falling on a concrete fence, which overcomes the deficiencies of the prior art and aims to solve the problems in the background art.

[0005] In order to achieve the above-mentioned purpose, the present application adopts the following technical scheme: a novel protective fence for a door frame falling on a concrete fence, comprising a connecting bottom plate and a concrete fence, a column is fixedly installed on the top of the connecting bottom plate, a horizontal rod is bolted on the outer side of the column, a reinforcing rod is fixedly installed on the outer side of the column, rotating grooves are formed on both sides of the reinforcing rod, and rotating plates are rotatably connected to the inner walls of the rotating grooves through rotating shafts, four beam columns are uniformly distributed on the outer sides of the horizontal rod and the reinforcing rod, a flange plate is bolted on the outer side of the connecting bottom plate, a cross beam is fixedly connected to the outer side of the flange plate, a base is fixedly installed on the outer side of the concrete fence, two connecting seats are fixedly installed on the top of the base in a symmetrical manner, and a vertical rod is fixedly installed on the top of each connecting seat.

[0006] As a preferred embodiment, a stiffening plate is fixedly installed around the column, and the bottom of the stiffening plate is fixedly connected to the top of the connecting bottom plate.

[0007] By adopting the above-mentioned technical scheme, the stiffening plate can be used to increase the firmness of the connection between the column and the connecting bottom plate, thereby ensuring that the column and the connecting bottom plate will not easily come apart.

[0008] As a preferred embodiment, inclined rods are fixedly installed on both sides of the horizontal rod, and the bottoms of the two inclined rods are fixedly connected to the top of the reinforcing rod.

[0009] By adopting the above-mentioned technical scheme, the horizontal rod and the reinforcing rod can be connected to the outer edges of the column, respectively, and then the inclined rods can be used to stably connect the horizontal rod and the reinforcing rod, thereby ensuring the firmness of the horizontal rod and the reinforcing rod after connection and installation.

[0010] As a preferred implementation, the number of the connecting bottom plates is several, and the several connecting bottom plates are uniformly distributed on the top of the concrete guardrail, and four beam columns are arranged at the middle positions of the several connecting bottom plates.

[0011] By adopting the above technical scheme, the existing concrete guardrail upper surface can be installed without removing the original concrete guardrail, and the middle position is not installed with a stand column to ensure that the connecting bottom plate at the bottom of the middle position stand column does not interfere.

[0012] As a preferred implementation, the number of the flanges is two, and the two flanges are symmetrically arranged on both sides of the cross beam, the inner wall of the flange is provided with a through hole, and the through hole penetrates the flange to the inner cavity of the stand column.

[0013] By adopting the above technical scheme, the two flanges can be fixedly connected with the two stand columns through the through hole and the bolt, so that the positioning of the cross beam can be realized, and the overall protection ability and firmness of the device can be increased.

[0014] As a preferred implementation, the outer side of the cross rod and the reinforcing rod is provided with a connecting hole, and the connecting hole penetrates the cross rod and the reinforcing rod to the inner cavity position of the stand column.

[0015] By adopting the above technical scheme, the cross rod and the reinforcing rod can be stably installed on the outer side of the stand column through the bolt and the connecting hole, so as to guarantee the overall firmness of the protection mechanism.

[0016] As a preferred implementation, the height of the stand column near the two sides of the connecting bottom plate is lower than the height of the stand column at the middle position, and the two sides of the reinforcing rod are also fixedly connected with the outer side of the stand column near the connecting bottom plate.

[0017] By adopting the above technical scheme, the plurality of stand columns can be connected together to strengthen the overall protection ability and prevent the device from easily falling and shaking under external force.

[0018] As a preferred implementation, the outer edges of the connecting bottom plate, the stand column, the cross rod and the reinforcing rod are coated with a zinc plating layer, and the length of the reinforcing rod is 12 m.

[0019] By adopting the above technical scheme, a layer of zinc is formed on the metal surface to provide a layer of protection, prevent the metal from directly contacting oxygen, moisture, acid, alkali and other substances in the external environment, thereby slowing down the corrosion speed of the metal and prolonging its service life.

[0020] The beneficial effects of the present application are as follows:

[0021] 1.The new type of concrete guardrail upper falling door frame protective guardrail, by setting the middle part of the horizontal rod and the reinforcing rod without falling column, can ensure that the connecting bottom plate at the bottom of the middle column does not interfere, by using the beam column encryption method to strengthen the front protective ability, by adding a horizontal beam at the middle part, which is connected with the side column by flange, to increase the protective ability of the protective guardrail, the connecting bottom plate at the root of the column is used to ensure the anti-deformation ability when impacting.

[0022] 2.The new type of concrete guardrail upper falling door frame protective guardrail, by effectively protecting the door frame column on the concrete, preventing vehicle impact, and can be installed on the existing concrete guardrail surface without removing the original concrete guardrail, and the protective length is 12 meters, the size is small, and the on-site installation is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is a schematic diagram of the three-dimensional structure of the present application;

[0024] Figure 2 is a schematic diagram of the side view structure of the present application;

[0025] Figure 3 is a schematic diagram of the local enlarged structure of the present application;

[0026] Figure 4 is a schematic diagram of the horizontal beam structure of the present application.

[0027] Reference signs in the drawings: 1, connecting bottom plate; 2, column; 3, stiffener; 4, horizontal rod; 5, inclined rod; 6, reinforcing rod; 7, rotating groove; 8, rotating plate; 9, rotating shaft; 10, beam column; 11, flange; 12, horizontal beam; 13, through hole; 14, connecting hole; 15, base; 16, connecting seat; 17, vertical rod; 18, concrete guardrail. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0029] REFERENCE Figures 1-4The utility model provides a new type concrete guardrail upper falling door frame protective guardrail, including connecting bottom plate 1 and concrete guardrail 18, the top of connecting bottom plate 1 is fixedly installed with stand 2, the outer side bolt installation of stand 2 has crossbeam 4, the outer side fixed mounting of stand 2 has reinforcing rod 6, and the both sides of reinforcing rod 6 are all set up rotating groove 7, and the inner wall of rotating groove 7 is rotatably connected with rotating plate 8 through rotating shaft 9, and the outer side of crossbeam 4 and reinforcing rod 6 evenly distributes four beam columns 10, and the outer side bolt installation of connecting bottom plate 1 has flange plate 11, and the outer side fixed connection of flange plate 11 has crossbeam 12, and the outer side fixed mounting of concrete guardrail 18 has base 15, and the top of base 15 is fixedly installed with two connecting seats 16, and the top of two connecting seats 16 is fixedly installed with stand 17.

[0030] Refer to Figure 3 The periphery of stand 2 is fixedly installed with stiffened plate 3, and the bottom of stiffened plate 3 is fixedly connected with the top of connecting bottom plate 1, so that the firmness of the connection between stand 2 and connecting bottom plate 1 can be increased by using stiffened plate 3, thereby ensuring that stand 2 and connecting bottom plate 1 will not easily separate.

[0031] Refer to Figure 3 The both sides of crossbeam 4 are fixedly installed with inclined rod 5, and the bottom of two inclined rods 5 is fixedly connected with the top of reinforcing rod 6, so that crossbeam 4 and reinforcing rod 6 can be stably connected by using inclined rod 5 after being connected with the outer edge of stand 2, thereby ensuring the firmness of crossbeam 4 and reinforcing rod 6 after being connected and installed.

[0032] Refer to Figure 3 The number of connecting bottom plate 1 is several, and the several connecting bottom plates 1 are evenly distributed on the top of concrete guardrail 18, and four beam columns 10 are arranged at the middle position of the several connecting bottom plates 1, so that the existing concrete guardrail 18 can be installed on the upper surface, and the original concrete guardrail 18 does not need to be removed, and the middle position stand 2 can be ensured not to interfere with the connecting bottom plate 1 at the bottom of the middle position stand 2.

[0033] Refer to Figure 4 The number of flange plate 11 is two, and the two flange plates 11 are symmetrically arranged on the both sides of crossbeam 12, the inner wall of flange plate 11 is throughly provided with through hole 13, and the through hole 13 penetrates flange plate 11 to the inner cavity of stand 2, so that two flange plates 11 can be fixedly connected with two stands 2 by using two flange plates 11, through hole 13 and bolts, thereby realizing the positioning of crossbeam 12, and increasing the overall protection ability and firmness of the device.

[0034] Refer to Figure 3 And Figure 4The outer sides of the cross bar 4 and the reinforcing bar 6 are penetrated by connecting holes 14, and the connecting holes 14 pass through the cross bar 4 and the reinforcing bar 6 to the inner cavity position of the column 2, so that the cross bar 4 and the reinforcing bar 6 can be firmly installed on the outer side of the column 2 by using bolts in conjunction with the connecting holes 14, thereby ensuring the overall firmness of the protective mechanism.

[0035] See Figure 2 and Figure 3 The height of the columns 2 on both sides of the connecting base plate 1 is lower than the height of the column 2 in the middle position, and the two sides of the reinforcing rod 6 are also fixedly connected to the outer sides of the columns 2 on both sides of the connecting base plate 1, so that multiple columns 2 can be connected together to enhance the overall protection capability and ensure that they will not easily fall over or shake when subjected to external forces.

[0036] See Figure 1 The outer edges of the connecting base plate 1, column 2, cross bar 4 and reinforcing rod 6 are all coated with a galvanized layer. The length of the reinforcing rod 6 is 12m, so that a layer of zinc is formed on the metal surface, providing a layer of protection to prevent the metal from direct contact with oxygen, moisture, acid and alkali and other substances in the external environment, thereby slowing down the corrosion rate of the metal and increasing its service life.

[0037] Working principle: When using the device, it is first installed on the upper surface of the existing concrete guardrail 18. There is no need to remove the original concrete guardrail 18. By not installing the column 2 in the middle position, it can be ensured that there is no interference with the connecting base plate 1 at the bottom of the column 2 in the middle position. Then the cross bar 4 and the reinforcing rod 6 are installed to the outer positions of several columns 2, thereby increasing the overall protection capability and firmness of the device. The two sides of the reinforcing rod 6 are fixedly connected to the outer sides of the columns 2 on both sides near the connecting base plate 1, so that multiple columns 2 can be connected together to enhance the overall protection capability and ensure that they will not easily fall over or shake when subjected to external forces. The stiffening plate 3 is used to increase the firmness of the connection between the column 2 and the connecting base plate 1, thereby ensuring that the column 2 and the connecting base plate 1 will not easily detach, and the diagonal rod 5 is used to firmly connect the cross bar 4 and the reinforcing rod 6, thereby ensuring the firmness of the cross bar 4 and the reinforcing rod 6 after connection and installation, thereby improving the overall firmness of the device.

[0038] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "two ends," "one end," "the other end," and the like, indicating positions or relationships, are based on the positions or relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0039] In the description of the utility model, it is to explain, unless another explicit stipulation and limit, the term " install " " set with " " connection " and so on, should do broad sense understanding, for example " connection " can be fixed connection, also can be detachable connection, or integral connection, can be mechanical connection, also can be electric connection, can be direct connection, also can indirectly connect through the intermediate medium, can be two elements inside the intercommunication, for the ordinary skilled person in the art, can understand the specific meaning of the above-mentioned term in the utility model according to specific situation.

[0040] The utility model has been described above in combination with specific implementation, but the ordinary skilled person in the art should be clear that these descriptions are exemplary, and are not the limitation of the protection scope of the utility model.The ordinary skilled person in the art can make various modifications and modifications to the utility model according to the spirit and principle of the utility model, and these modifications and modifications are also within the scope of the utility model.

Claims

1. A novel concrete guardrail for a gantry guardrail, comprising a connecting base plate (1) and a concrete guardrail (18), characterized in that: The top of the connecting base plate (1) is fixedly mounted with a column (2), the outer side of the column (2) is bolted with a cross bar (4), the outer side of the column (2) is fixedly mounted with a reinforcing rod (6), both sides of the reinforcing rod (6) are provided with a rotation groove (7), and the inner wall of the rotation groove (7) is rotatably connected to a rotating plate (8) through a rotating shaft (9), four beams (10) are evenly distributed on the outer side of the cross bar (4) and the reinforcing rod (6), the outer side of the connecting base plate (1) is bolted with a flange (11), the outer side of the flange (11) is fixedly connected with a cross beam (12), the outer side of the concrete guardrail (18) is fixedly mounted with a base (15), the top of the base (15) is symmetrically fixed with two connecting seats (16), and the tops of the two connecting seats (16) are fixedly mounted with a column (17).

2. A new concrete guardrail upper and lower door frame protective guardrail according to claim 1, characterized in that: Stiffening plates (3) are fixedly mounted on all four sides of the upright column (2), and the bottom of the stiffening plate (3) is fixedly connected to the top of the connecting base plate (1).

3. A new type of concrete guardrail upper and lower door frame protective guardrail according to claim 1, characterized in that: Diagonal bars (5) are fixedly mounted on both sides of the cross bar (4), and the bottoms of the two diagonal bars (5) are fixedly connected to the tops of the reinforcing bars (6).

4. The novel concrete guardrail upper and lower gantry protection guardrail according to claim 1 is characterized in that: There are a number of the connecting bottom plates (1), and the connecting bottom plates (1) are evenly distributed on the top of the concrete guardrail (18), and the four beam columns (10) are arranged in the middle of the connecting bottom plates (1).

5. The novel concrete guardrail upper and lower gantry protection guardrail according to claim 1 is characterized in that: There are two flanges (11), and the two flanges (11) are symmetrically arranged on both sides of the crossbeam (12). A through hole (13) is provided through the inner wall of the flange (11), and the through hole (13) passes through the flange (11) to the inner cavity of the column (2).

6. The novel concrete guardrail upper and lower gantry protection guardrail according to claim 1 is characterized in that: The outer sides of the cross bar (4) and the reinforcing bar (6) are both penetrated by connecting holes (14), and the connecting holes (14) penetrate the cross bar (4) and the reinforcing bar (6) to the inner cavity position of the column (2).

7. The novel concrete guardrail upper and lower gantry protection guardrail according to claim 1 is characterized in that: The height of the columns (2) near the two sides of the connecting base plate (1) is lower than the height of the columns (2) at the middle position, and the two sides of the reinforcing rod (6) are also fixedly connected to the outer sides of the columns (2) near the two sides of the connecting base plate (1).

8. The novel concrete guardrail upper and lower gantry protection guardrail according to claim 1 is characterized in that: The outer edges of the connecting base plate (1), the uprights (2), the cross bars (4) and the reinforcing bars (6) are all coated with a galvanized layer, and the length of the reinforcing bars (6) is 12 m.

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