Lane isolation protective fence structure

Abstract

The utility model relates to the technical field of traffic guardrails, and discloses a lane isolation protective fence structure which comprises two vertically-distributed stand columns, fixing seats are arranged at the lower ends of the stand columns, at least two parallelly-distributed transverse rods are arranged between the stand columns, and a plurality of longitudinal rods parallel to the stand columns are arranged between the transverse rods. A connecting base is fixedly arranged on the side face of the stand column, the cross section of the cross rod is in an L shape, and the end of the cross rod extends into the connecting base to form detachable connection. A plurality of clamping grooves are formed in the bottom face of the transverse rod, connecting lugs are arranged on one sides of the clamping grooves, first connecting holes are formed in the connecting lugs, the longitudinal rods are clamped into the clamping grooves, first through holes are formed in the positions, corresponding to the connecting holes, of the longitudinal rods, and the first through holes are connected with the first connecting holes through first bolts and first nuts. The utility model has the beneficial effects of convenience in construction and maintenance.

Description

Technical Field

[0001] The utility model relates to the technical field of traffic guardrails, in particular to a lane isolation guardrail structure. Background Art

[0002] Lane guardrails are used to separate motor vehicle lanes from non-motor vehicle lanes, and can also be used to separate forward and reverse lanes, and can also be used to separate lanes from isolation belts to prevent pedestrians from crossing the road. At present, lane guardrails are usually welded from profiles, which is very inconvenient to construct, and it is also very inconvenient to replace when the local guardrail is damaged, and the maintenance cost is high. Utility Model Content

[0003] In order to solve the above problems existing in the prior art, the utility model provides a lane isolation guardrail structure which is easy to construct and maintain.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A lane isolation guardrail structure comprises two vertically distributed columns, wherein a fixing seat is provided at the lower end of the columns, at least two parallelly distributed cross bars are provided between the columns, and a plurality of longitudinal bars parallel to the columns are provided between the cross bars; a connecting seat is fixedly provided on the side of the column, the cross bar has an L-shaped cross section, and the end of the cross bar extends into the connecting seat to form a detachable connection; a plurality of slots are provided on the bottom surface of the cross bar, a connecting ear is provided on one side of the slot, and a first connecting hole is provided on the connecting ear, the longitudinal bar is inserted into the slot, and a first through hole is provided on the longitudinal bar at a position corresponding to the connecting hole, and the first through hole is connected to the first connecting hole by a first bolt and a first nut.

[0006] The fixing seat at the lower end of the column is fixed to the ground, the cross bar is fixed to the column through the connecting seat, and finally the longitudinal bar is inserted into the slot on the cross bar and then fixed by the first bolt and the first nut. A large number of bolt connections are used to save welding work and make the construction more convenient. When the cross bar or the longitudinal bar is damaged, it can be disassembled and replaced separately, which is very convenient to replace.

[0007] Preferably, the column is made of a square tube, a rectangular hole is provided in the connecting seat, a second through hole is provided in the transverse and longitudinal directions of the connecting seat, and threaded holes matching the second through holes are provided on the bottom surface and side surfaces of the end of the cross bar, and the second through hole and the threaded hole are fastened by a second bolt.

[0008] Preferably, the longitudinal rod is made of square tube, each longitudinal rod is provided with a square rod, the square rod is slidably connected with the longitudinal rod, the upper end of the square rod is provided with a lifting rod parallel to the cross rod, both ends of the lifting rod are provided with guide rods, the guide rods are inserted into the column to form a sliding connection, and a locking piece is provided between the column and the guide rod. After loosening the locking piece and adjusting the lifting rod to a desired height, the locking piece is used to limit the position, so that the overall height can be adjusted according to actual needs, and the versatility is stronger; for example, some roads raise the guardrail to prevent pedestrians from crossing the road.

[0009] Preferably, the square rod is provided with a clearance groove in the longitudinal direction for avoiding the first bolt, the first bolt passes through the clearance groove, a connecting piece is provided at the upper end of the square rod, the connecting piece and the square rod are connected by a third bolt, a stud is fixed at the upper end of the connecting piece, a third through hole is provided on the lifting rod corresponding to the stud, and the stud passes through the third through hole and is fastened by a third nut.

[0010] Preferably, a sliding seat is fixedly provided at the upper end of the column, the guide rod passes through the sliding seat to form a sliding connection, a fourth through hole is provided on the side of the sliding seat, a fifth through hole is provided on the column at a position corresponding to the fourth through hole, a fourth nut is welded on the outer side of the fifth through hole, the locking piece is configured as a fourth bolt, and the fourth bolt is threadedly connected to the fourth nut.

[0011] Preferably, a connecting plate is fixedly provided on the upper end of the guide rod, and the connecting plate is fastened to the end of the cross rod by a fifth bolt and a fifth nut.

[0012] Therefore, the utility model has the beneficial effects of convenient construction and convenient maintenance; at the same time, the overall height can be adjusted according to actual needs, and the versatility is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of Example 1.

[0014] Figure 2 This is an exploded view of Example 1.

[0015] Figure 3 This is a schematic diagram of the structure of Example 2.

[0016] Figure 4 This is a partial exploded view of the guide rod and column.

[0017] Figure 5 This is a partial exploded view of the square bar and the longitudinal bar.

[0018] Figure 6 This is a schematic diagram of the state after the lifting rod is raised.

[0019] Figure 7This is a schematic diagram of the docking status of two sets of guardrails. DETAILED DESCRIPTION

[0020] In order to make the technical problems, technical solutions and beneficial technical effects to be solved by the present invention more clearly understood, the present invention will be further described in detail below in conjunction with the accompanying drawings and multiple exemplary embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the scope of protection of the present invention.

[0021] It should be understood that, in this document, the expressions "first", "second", etc. are used for descriptive purposes only and should not be understood as indicating or implying relative importance, nor should they be understood as implicitly indicating the number of technical features indicated. Features defined as "first" or "second" may explicitly or implicitly indicate that at least one of the features is included.

[0022] Example 1: Figure 1-Figure 3 A lane isolation guardrail structure shown in the figure includes two vertically distributed columns 10, the columns are made of square tubes, and the lower ends of the columns are provided with fixed seats 100. At least two parallel cross bars 20 are provided between the columns 10, and a plurality of longitudinal bars 30 are provided between the cross bars 20 and are parallel to the columns; a connecting seat 11 is fixedly provided on the side of the column 10, and the number of the connecting seats corresponds to the number of the cross bars. The cross section of the cross bar 20 is L-shaped, and the end of the cross bar extends into the connecting seat to form a detachable connection; a plurality of card slots 200 are provided on the bottom surface of the cross bar 20, and a connecting ear 201 is provided on one side of the card slot 200, and the connecting ear is provided with a first connecting hole 202, and the longitudinal bar 30 is inserted into the described card slot, and a first through hole 300 is provided on the longitudinal bar 30 corresponding to the connecting hole, and the first through hole and the first connecting hole are connected by a first bolt 31 and a first nut 32.

[0023] A rectangular hole is provided in the connecting seat 11, and a second through hole 110 is provided in the horizontal and vertical directions of the connecting seat 11. The bottom surface and the side surface of the end of the cross bar 20 are provided with a threaded hole 21 that is compatible with the second through hole. The end of the cross bar is inserted into the rectangular hole, and the two surfaces of the cross bar are fitted with the two right-angled surfaces of the rectangular hole, so that the second through hole is coaxially aligned with the threaded hole, and the second through hole 110 and the threaded hole 21 are fastened by a second bolt 22.

[0024] Example 2: Figure 3-Figure 6 As shown, the longitudinal rod 30 is configured as a square tube, and each longitudinal rod 30 is provided with a square rod 40, and the square rod 40 is slidably connected to the longitudinal rod. The upper end of the square rod is provided with a lifting rod 50 distributed parallel to the cross rod 20, and the two ends of the lifting rod 50 are provided with guide rods 60, which are inserted into the column 10 to form a sliding connection, and a locking member 61 is provided between the column and the guide rod.

[0025] A longitudinal groove 400 is provided for evading the first bolt, and the first bolt 31 passes through the groove. A connecting piece 41 is provided at the upper end of the square rod. The connecting piece 41 is connected to the square tube by a third bolt 42. A stud 410 is fixed to the upper end of the connecting piece 41. A third through hole 500 is provided on the lifting rod 50 at a position corresponding to the stud. The stud 410 passes through the third through hole and is fastened by a third nut 411.

[0026] A sliding seat 62 is fixedly provided at the upper end of the column 10, and the guide rod passes through the sliding seat to form a sliding connection. A fourth through hole 620 is provided on the side of the sliding seat 62, and a fifth through hole is provided on the column 10 at a position corresponding to the fourth through hole. A fourth nut 12 is welded to the outer side of the fifth through hole, and the locking member 61 is configured as a fourth bolt, which is threadedly connected to the fourth nut 12. A connecting plate 63 is fixedly provided at the upper end of the guide rod 60, and the connecting plate 63 is fastened to the end of the cross bar 20 by a fifth bolt 64 and a fifth nut 65.

[0027] Loosen the locking member 61, and the lifting rod can be lifted. After lifting to a suitable height, the locking member is locked. The state after lifting is as follows: Figure 6 shown.

[0028] Multiple sections of guardrails can be used in combination, such as Figure 7 As shown, connecting seats are installed on both sides of the column, and the connecting seats are connected to the cross bars, so as to extend the length of the guardrail to meet the requirements of different lengths.

[0029] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by up, down, left, right, inner end, outer end, one end, the other end, etc. are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the purpose of more clearly describing the technical solution of the present invention, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific orientation, and cannot be understood as a limitation of the present invention.

[0030] Although specific embodiments of the present invention are described in detail herein, they are provided for the purpose of explanation only and should not be considered to limit the scope of the present invention. Various substitutions, changes and modifications may be conceived without departing from the spirit and scope of the present invention.

Claims

1. A lane isolation guardrail structure, comprising two vertically distributed columns, wherein the lower ends of the columns are provided with fixed seats, wherein: At least two parallel horizontal bars are arranged between the vertical columns, and a plurality of vertical bars are arranged between the vertical columns and parallel to the vertical columns; A connecting seat is fixedly provided on the side of the column, the cross section of the cross bar is L-shaped, and the end of the cross bar extends into the connecting seat to form a detachable connection; a plurality of slots are provided on the bottom surface of the cross bar, a connecting ear is provided on one side of the slot, and the connecting ear is provided with a first connecting hole, the longitudinal rod is inserted into the slot, and a first through hole is provided on the longitudinal rod corresponding to the connecting hole, and the first through hole is connected to the first connecting hole by a first bolt and a first nut.

2. A lane isolation guardrail structure according to claim 1, characterized in that: The column is made of a square tube, a rectangular hole is provided in the connecting seat, a second through hole is provided in the transverse and longitudinal directions of the connecting seat, threaded holes matching the second through hole are provided on the bottom surface and side surfaces of the end of the cross bar, and the second through hole and the threaded hole are fastened by a second bolt.

3. A lane isolation guardrail structure according to claim 1 or 2, characterized in that: The longitudinal rods are made of square tubes, each of which is provided with a square rod, the square rods are slidably connected to the longitudinal rods, the upper ends of the square rods are provided with lifting rods parallel to the cross rods, the two ends of the lifting rods are provided with guide rods, the guide rods are inserted into the columns to form a sliding connection, and locking pieces are provided between the columns and the guide rods.

4. A lane isolation guardrail structure according to claim 3, characterized in that: The square rod is provided with a clearance groove in the longitudinal direction for avoiding the first bolt, and the first bolt passes through the clearance groove. A connecting piece is provided at the upper end of the square rod, and the connecting piece and the square rod are connected by a third bolt. A stud is fixed at the upper end of the connecting piece, and a third through hole is provided on the lifting rod corresponding to the stud, and the stud is fastened by a third nut after passing through the third through hole.

5. The lane isolation guardrail structure according to claim 3 is characterized in that: A sliding seat is fixedly provided at the upper end of the column, the guide rod passes through the sliding seat to form a sliding connection, a fourth through hole is provided on the side of the sliding seat, a fifth through hole is provided on the column at a position corresponding to the fourth through hole, a fourth nut is welded on the outer side of the fifth through hole, the locking piece is configured as a fourth bolt, and the fourth bolt is threadedly connected to the fourth nut.

6. The lane isolation guardrail structure according to claim 3 is characterized in that: A connecting plate is fixedly provided at the upper end of the guide rod, and the connecting plate is fastened to the end of the cross rod by a fifth bolt and a fifth nut.

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