Road and bridge construction fence device

Abstract

The utility model discloses a road bridge construction retaining device, including a plurality of retaining plates and a base arranged at the bottom of the retaining plates, each retaining plate includes two grillages, the grillages are stacked up and down in sequence, the two grillages are rotatably connected through a hinge piece, and the two grillages can rotate relative to the hinge piece. At least one plate frame can move relative to the hinge piece; the lower plate frame is detachably installed on the base and provided with an inserting groove, the upper plate frame is provided with an inserting table, the inserting table can be inserted into the inserting groove in a matched mode, and at least part of the area of the bottom of the upper plate frame is in butt joint with the area of the top of the lower plate frame. The fence plate is arranged to be the two detachable plate frames, meanwhile, the plate frames are always connected through the hinge pieces, the fence plate can be folded conveniently to reduce the storage space, meanwhile, the plate frames are prevented from being separated, the fence plate can be assembled through direct overturning and inserting connection, the fence setting time is shortened, and the construction efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to road and bridge construction safety protection equipment technical field, especially, a kind of road and bridge construction fence device. BACKGROUND

[0002] In the process of road and bridge construction, to protect the safety of construction personnel and surrounding pedestrians, it is usually necessary to set up fence device to isolate construction area. Traditional fence is mostly fixed structure, not only bulky, inconvenient to transport, but also occupies a large storage space during non-construction period, and the installation and removal process is cumbersome, which is not conducive to quickly respond to the change of construction demand. Therefore, it is particularly important to develop a fence device that can not only guarantee construction safety, but also be convenient for transportation, storage and rapid deployment. SUMMARY

[0003] The utility model discloses in order to overcome the insufficient of prior art, provide a kind of road and bridge construction fence device convenient for transportation storage, easy to assemble.

[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme: a kind of road and bridge construction fence device, including multiple fence boards and the base at the bottom of fence board, the fence board includes two board frames, the board frame is sequentially arranged in upper and lower layer structure, two board frames are rotatably connected by hinge piece, two board frames can be relatively rotated relative to the hinge piece, and at least one board frame can be displaced relative to hinge piece;The board frame located below can be detachably installed on the base, and a slot is provided on it, an insertion station is provided on the board frame located above, the insertion station can be inserted into the slot, and the bottom of the board frame located above is at least partially connected with the top area of the board frame located below. By setting two detachable board frames for fence board, and always connecting the board frames by hinge piece, it is convenient to fold the fence board to reduce the storage space, avoid the separation of board frame, directly flip and insert to realize the assembly of fence board, shorten the setting time of fence, and improve the construction efficiency.

[0005] Preferably, the two sides of the fence board are each provided with a hinge piece, and each board frame is provided with a hinge platform on both sides, the hinge piece is provided with a slot, the hinge platforms on the same side of the two board frames are simultaneously connected with a hinge piece, at least one of the hinge platforms on the same side of the two board frames is inserted into the slot and can move relatively along the guide of the slot, and when the hinge platforms on the same side of the two board frames reach a certain distance, the two board frames are relatively rotated and do not interfere with each other.

[0006] Preferably, the hinge platform is provided with a limiting platform for limiting the separation of the hinge piece and the hinge platform, and the maximum width of the limiting platform is greater than the slot width of the slot.

[0007] Preferably, the minimum width of the limiting platform is also greater than the slot width of the slot.

[0008] Preferably, one side of the insertion station is provided with a threaded hole, one side of the insertion slot is provided with a through hole, a bolt is inserted in the through hole, and the head of the bolt is pressed against the outward hole along of the through hole, and the tail is screwed with the threaded hole.

[0009] Preferably, the bolt is preferably a hand bolt.

[0010] Preferably, the through hole is a threaded hole, and the bolt is screwed with the threaded hole.

[0011] Preferably, the bolt can be hung on the surrounding baffle through the connecting piece.

[0012] Preferably, the plate frame near the bottom area is provided with a counterweight.

[0013] Preferably, the base is provided with a insertion hole, the bottom of the surrounding baffle is inserted into the insertion hole, and a limiting ring limiting the relative movement between the surrounding baffles is arranged between adjacent surrounding baffles, the limiting ring is composed of two symmetrically arranged clamping pieces, the two ends of the clamping piece are provided with buckling parts, the buckling parts are buckled on the side of the surrounding baffle, and the buckling parts of the two clamping pieces are at least partially connected and fixed by a threaded part.

[0014] The technical effect of the utility model is: by setting the surrounding baffle into two detachable plate frames, and connecting the plate frames through the hinge at all times, the folding of the surrounding baffle is facilitated, the storage space is reduced, the separation of the plate frames is avoided, the assembly of the surrounding baffle can be realized by directly turning and inserting, the time of setting the surrounding baffle is shortened, and the construction efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the first structure schematic view of the utility model.

[0016] Figure 2 It is the first structure schematic view of the utility model. Figure 1 It is the first structure schematic view of the utility model.

[0017] Figure 3 It is the first structure schematic view of the utility model.

[0018] Figure 4 It is the first structure schematic view of the utility model. Figure 3 It is the first structure schematic view of the utility model.

[0019] Figure 5 It is the first structure schematic view of the utility model.

[0020] Figure 6 It is the first structure schematic view of the utility model. Figure 5 It is the first structure schematic view of the utility model.

[0021] The main technical features in the figure are marked as: 1, a fence plate; 2, a base; 21, a plug hole; 3, a plate frame; 31, a straight pipe; 32, a cross pipe; 33, a thin strip; 4, a limiting ring; 41, a clamping piece; 411, a connecting plate; 412, a buckling part; 5, a plug station; 51, a plug slot; 6, a threaded hole; 7, a through hole; 8, a hinged piece; 81, a strip-shaped slot; 9, a hinged station; 91, a limiting station. DETAILED DESCRIPTION

[0022] The utility model will be further described below through specific embodiments and drawings.

[0023] As Figures 1-6 A road and bridge construction fence device is composed of a plurality of fence plates 1 arranged side by side and a base 2, two plug holes 21 are formed on the base 2, and the bottom feet of two adjacent fence plates 1 are inserted into the two plug holes 21, respectively, and the two bottom feet of each fence plate 1 are inserted into the plug holes 21 of the two bases 2 on both sides.

[0024] Specifically, the fence plate 1 is composed of two plate frames 3 arranged in layers, the two sides of the plate frame 3 are composed of two straight pipes 31, two cross pipes 32 are welded between the two straight pipes 31 for supporting the structure, and a plurality of longitudinal and transverse intersecting thin strips 33 are welded in the surrounding area of the two cross pipes 32 and the two straight pipes 31.

[0025] Further, a limiting ring 4 is arranged between adjacent fence plates 1, the limiting ring 4 is arranged in multiple along the height direction of the straight pipe 31, and at least one is arranged on each plate frame 3 of the fence plate 1, the limiting ring 4 is composed of two clamping pieces 41, the middle part of the clamping piece 41 is a connecting plate 411, and the two ends are provided with a buckling part 412, the buckling part 412 is a semicircular arc ring, the semicircular arc ring is buckled on the side along the straight pipe, the two clamping pieces 41 are symmetrically arranged, when being fixed, the buckling parts 412 of the two clamping pieces 41 are symmetrically buckled and arranged around the corresponding straight pipe 31, and the connecting plates 411 of the two clamping pieces 41 are faced and connected and fixed by bolts and nuts.

[0026] Specifically, the straight pipes 31 at the bottom of the plate frame 3 on both sides are fixedly connected with a plug station 5, the plug station 5 is a solid structure, a counterweight is arranged in the plug station 5, and the material of the counterweight is preferably the same as that of the plate frame 3.

[0027] Further, the bottom of the straight pipe 31 on both sides of the lower plate frame 3 is a closed structure, and a counterweight is fixedly connected to the bottom, and the material of the counterweight is preferably the same as that of the plate frame 3; the top of the straight pipe 31 on both sides of the lower plate frame 3 is provided with a slot, and the hole diameter of the slot is preferably the inner diameter of the straight pipe 31; the plug-in station 5 can be inserted into the slot; a screw hole 6 is arranged on one side wall of the plug-in station 5; a through hole 7 is arranged on one side of the slot, and a thread is also arranged in the through hole 7; a bolt is inserted into the through hole 7 in a threaded manner; the head of the bolt is pressed against the hole along the outer side of the through hole 7, and the tail is screwed with the screw hole 6; the bolt is preferably a hand screw, which can be hung on the plate frame 3 through a rope or a steel wire, so as to facilitate the use and fixation of the bolt; the connecting member is connected and fixed to the center of the head of the hand screw, or one end is annularly sleeved on the body of the hand screw, so as to facilitate the rotation of the hand screw.

[0028] Further, the upper and lower plate frames 3 of each fence plate 1 are connected through a hinge 8, and an outer wall on one side of each straight pipe 31 away from the horizontal pipe 32 is fixedly connected with a hinge table 9; the hinge tables 9 of the upper and lower plate frames 3 are located on the upper and lower sides of the connection between the two plate frames 3, and a limiting table 91 is fixedly connected to the hinge table 9; the hinge table 9 can be a stepped shaft table directly welded on the straight pipe 31, or a half-threaded bolt screwed on the straight pipe 31; the hinge 8 is a plate member provided with a strip-shaped slot 81, and both ends of the hinge 8 are sleeved on the two hinge tables 9 on one side of the upper and lower plate frames 3; the hinge 8 can rotate relative to the two hinge tables 9, and can move along the straight line direction of the strip-shaped slot 81 relative to the two hinge tables 9; the slot width of the strip-shaped slot 81 is smaller than the minimum outer diameter of the limiting table 91; and the minimum slot length of the strip-shaped slot 81 must satisfy that when the two hinge tables 9 reach the maximum distance, the two plate frames 3 can rotate relative to the hinge 8, and the two plate frames can rotate more than 180° relative to each other.

[0029] The specific implementation process of the utility model is as follows: when installing, the plate frame 3 structure or according to the plate frame 3 quality distribution, the plate frame 3 without the plug-in station 5 is used as the lower plate frame 3, the bottom frame of the lower plate frame 3 is inserted into the insertion hole 21 of the base 2, the plate frame 3 with the plug-in station 5 is turned over, the plug-in station 5 is inserted into the slot, and then the hand screw is inserted and screwed to fix, so that the vertical fixation of one fence plate 1 is realized, and the fence plate 1 is vertically fixed in sequence by repeating the above unfolding and fixing work, and the adjacent fence plates 1 are connected and fixed through the limiting ring 4; when folding and transporting, the bolt is unscrewed first, the limiting ring 4 is opened, then the hand screw is unscrewed, the plug-in station 5 is pulled out from the slot 51, the upper plate frame 3 is turned over, the two plate frames 3 are folded, and then the fence plate 1 is pulled out from the base 2 and placed in corresponding stack.

[0030] The above merely describes specific embodiments of the present application, but the structural features of the present application are not limited thereto, and the present application can be used in similar products, and any changes or modifications made by those skilled in the art within the scope of the present application are encompassed in the patent range of the present application.

Claims

1. A road and bridge construction fence device, comprising a plurality of fence plates (1) and a base (2) arranged at the bottom of the fence plates (1), characterized in that: The fence (1) comprises two shelves (3) arranged in a stacked structure from top to bottom, the two shelves (3) are rotatably connected by a hinge (8), both of the two shelves (3) can rotate relative to the hinge (8), and at least one of the two shelves (3) can move relative to the hinge (8); The lower shelf (3) is detachably mounted on the base (2), and a slot (51) is arranged on the lower shelf (3); the upper shelf (3) is provided with a plug-in station (5), the plug-in station (5) is inserted into the slot (51), and the bottom of the upper shelf (3) is at least partially in surface contact with the top of the lower shelf (3).

2. The road and bridge construction fence device according to claim 1, characterized in that: Each of the two sides of the fence (1) is provided with a hinge (8), and each of the two sides of each shelf (3) is provided with a hinge platform (9); the hinge (8) is provided with a strip-shaped slot (81); the hinge platforms (9) on the same side of the two shelves (3) are connected to the same hinge (8); at least one of the hinge platforms (9) on the same side of the two shelves (3) is inserted into the strip-shaped slot (81) and can move relative to the strip-shaped slot (81); when the hinge platforms (9) on the same side of the two shelves (3) reach a certain distance, the two shelves (3) can rotate without interfering with each other.

3. The road and bridge construction fence device according to claim 2, characterized in that: The hinge platform (9) is provided with a limiting platform (91) for limiting the separation of the hinge (8) and the hinge platform (9), and the maximum width of the limiting platform (91) is greater than the slot width of the strip-shaped slot (81).

4. The road and bridge construction fence device according to claim 3, characterized in that: The minimum width of the limiting platform (91) is also greater than the slot width of the strip-shaped slot (81).

5. The road and bridge construction fence device according to claim 2, characterized in that: One side of the plug-in station (5) is provided with a threaded hole (6), one side of the slot (51) is provided with a through hole (7), a bolt is inserted into the through hole (7), the head of the bolt is pressed against the hole along the outward direction of the through hole (7), and the tail of the bolt is screwed into the threaded hole (6).

6. The road and bridge construction fence device according to claim 5, characterized in that: The bolt is a hand screw.

7. The road and bridge construction fence device according to claim 5, characterized in that: The through hole (7) is a threaded hole, and the bolt is screwed into the threaded hole (7).

8. The road and bridge construction fence device according to claim 5, characterized in that: The bolt can be hung on the fence (1) by a connecting piece.

9. The road and bridge construction fence device according to claim 1, characterized in that: The shelf (3) is provided with a counterweight near the bottom region.

10. The road and bridge construction fence device according to claim 1, characterized in that: The base (2) is provided with a plug hole (21), the bottom of the fence (1) is inserted into the plug hole (21), and a limiting ring (4) for limiting the relative movement between adjacent fences (1) is arranged between the fences (1); the limiting ring (4) comprises two symmetrically arranged clamping pieces (41), the two ends of the clamping piece (41) are provided with a buckling part (412), the buckling part (412) is buckled on the side of the fence (1), and the buckling parts (412) of the two clamping pieces (41) are at least partially connected and fixed by a threaded piece.

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