CN215758520U - Bridge prefabrication assembly reinforced concrete anti-collision guardrail convenient to install - Google Patents

Abstract

The utility model relates to the technical field of building construction, and discloses a bridge prefabricated assembled reinforced concrete anti-collision guardrail convenient to install, which comprises a base, wherein the base is of a quadrangular frustum structure, two rectangular grooves are formed in the top of the base, fixing rods are fixedly arranged inside the rectangular grooves on the base, two connecting rods are movably arranged between the two fixing rods, a guardrail body is fixedly arranged between the two connecting rods, an inserting rod is pressed inside an installing groove, a clamping block is retracted into the elastic frame, a bottom block from the bottom of the inserting rod is pressed to be inserted into an inserting hole, the clamping block is ejected out to the inside of a limiting hole in the direction of the limiting hole under the elastic force of a spring, when the guardrail body needs to be disassembled, the clamping block clamped inside the limiting hole is pressed, the clamping block is retracted into the elastic frame, and the inserting rod is pulled to be separated from the inside of the installing groove so as to disassemble the guardrail body, thereby be convenient for carry out the dismouting to the guardrail body.

Description

Bridge prefabrication assembly reinforced concrete anti-collision guardrail convenient to install

Technical Field

The utility model relates to the technical field of building construction, in particular to a bridge prefabricated assembled reinforced concrete anti-collision guardrail convenient to install.

Background

Generally, guard rails are required to be installed around construction to play a certain isolation effect during bridge construction, when the common guard rails are installed, the common guard rails are connected through welding or a plurality of connecting parts with different sizes, but when the number of the guard rails required to be installed is large, the problem that installation is very troublesome can be caused by welding or connection through a large number of connecting parts, and therefore the bridge prefabricated assembled reinforced concrete anti-collision guard rail convenient to install is required.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the bridge prefabricated assembled reinforced concrete anti-collision guardrail convenient to install, and solves the problems.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a bridge prefabricated assembled reinforced concrete anti-collision guardrail convenient to install comprises a base, wherein two rectangular grooves are formed in the top of the base, fixing rods are fixedly arranged inside the rectangular grooves on the base, two connecting rods are movably arranged between the two fixing rods, a guardrail body is fixedly arranged between the two connecting rods, a mounting groove is formed in the top of each fixing rod, an inserting rod movably connected with the mounting groove is fixedly arranged on the outer wall of each connecting rod, four inserting holes are formed in the top of the base, four limiting holes are symmetrically formed in the outer wall of each fixing rod, two bottom blocks movably connected with the inserting holes are fixedly arranged at the bottom of each inserting rod, two fixing grooves are formed in the outer wall of each inserting rod, an elastic frame with elasticity is fixedly arranged inside each fixing groove, each elastic frame is of a U-shaped structure, two through holes are symmetrically formed in the outer wall of each elastic frame, and clamping blocks clamped with the limiting holes are movably arranged inside the through holes, the clamping block is formed by welding a cylindrical hollow pipe and a hemispherical block.

Preferably, the middle clamping block is fixedly arranged in the elastic frame through a rectangular block, two sleeve shafts are fixedly arranged on the outer wall of the middle clamping block, and two springs are fixedly arranged on the outer wall of the middle clamping block.

Preferably, the spring is sleeved with the sleeve shaft, and the outer wall of the clamping block is fixedly connected with one end of the spring.

Preferably, three diversion channels are formed in the outer wall of the limiting hole, each diversion channel is a rectangular chute, and the inside of each diversion channel is communicated with the inside of each mounting groove.

Preferably, the outer wall of the guardrail body is fixedly provided with a reinforcing block which is a rectangular block inclining downwards.

Preferably, a light reflecting strip is fixedly installed on one side wall surface of the reinforcing block, which is far away from the guardrail body.

(III) advantageous effects

Compared with the prior art, the utility model provides the bridge prefabricated assembled reinforced concrete anti-collision guardrail convenient to install, which has the following beneficial effects:

1. the prefabricated assembled reinforced concrete anti-collision guardrail for the bridge convenient to install comprises an inserting rod movably connected with a mounting groove and fixedly installed on the outer wall of a connecting rod, when a guardrail body is installed, the inserting rod is pressed towards the inside of the mounting groove and slides into the inside of the mounting groove, a clamping block movably installed inside a through hole slides towards the inside of an elastic frame under the extrusion of the inner wall of the mounting groove, a spring sleeved on a sleeve shaft deforms under the extrusion of the clamping block, the clamping block retracts into the inside of the elastic frame, a bottom block pressed to the bottom of the inserting rod is inserted into an inserting hole, the guardrail body is primarily limited, the clamping block is opposite to the limiting hole of the outer wall of a fixing rod at the moment, the clamping block is not extruded by the inner wall of the mounting groove any more, the clamping block is popped out to the inside of a clamping limiting hole under the elasticity of the spring, and the guardrail body is secondarily fixed under the action of the clamping block at the moment, when the guardrail body is dismantled to needs, press the screens piece at spacing downthehole portion of card, the screens piece here is received into the inside of elastic frame, and the inside that the pull inserted bar breaks away from the mounting groove simultaneously is in order to dismantle the guardrail body to be convenient for carry out the dismouting to the guardrail body.

2. This reinforced concrete crash barrier is assembled in bridge prefabrication convenient to installation has seted up three diversion flume through the outer wall at spacing hole, and the diversion flume is the rectangle chute, and when rainwater weather, the rainwater can flow into the inside of mounting groove along the gap between mounting groove and the inserted bar, can flow to the problem of external inside production ponding in order to avoid the mounting groove along the inner wall of diversion flume when the rainwater flows down to the diversion flume position.

3. This reinforced concrete crash barrier is assembled in bridge prefabrication convenient to installation has the anchor strut piece through the outer wall fixed mounting at the guardrail body, and the anchor strut piece is the rectangle piece of downward sloping, and the anchor strut piece has played reinforced (rfd) effect once more to the guardrail body, and simultaneously, is provided with reflection of light strip on the anchor strut piece, and when light was dark at night, reflection of light strip can play certain warning effect.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic perspective exploded view of the present invention;

FIG. 3 is a partial schematic view of A in FIG. 2;

FIG. 4 is a partial schematic view of B in FIG. 2;

FIG. 5 is a partial perspective view of the present invention;

FIG. 6 is a perspective view of the guardrail body of the present invention;

fig. 7 is a perspective view of a reinforcing block according to the present invention.

In the figure: 1. a base; 2. fixing the rod; 3. a connecting rod; 4. a guardrail body; 5. mounting grooves; 6. inserting a rod; 7. a bottom block; 8. a jack; 9. a limiting hole; 10. fixing grooves; 11. an elastic frame; 12. a middle clamping block; 13. a sleeve shaft; 14. a spring; 15. through holes; 16. a bit block; 17. a reinforcing block; 18. a light-reflecting strip; 19. a water diversion groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a bridge prefabricated assembled reinforced concrete crash barrier convenient to install comprises a base 1, wherein the base 1 is of a quadrangular frustum pyramid structure, the top of the base 1 is provided with two rectangular grooves, fixing rods 2 are fixedly installed inside the rectangular grooves on the base 1, the fixing rods 2 are of a rectangular structure, the top of the fixing rods 2 is provided with an installation groove 5, the installation groove 5 is a cross-shaped groove, two connecting rods 3 are movably installed between the two fixing rods 2, the connecting rods 3 are of a rectangular structure, a barrier body 4 is fixedly installed between the two connecting rods 3, a reinforcing block 17 is fixedly installed on the outer wall of the barrier body 4, the reinforcing block 17 is a rectangular block which is inclined downwards, the number of the reinforcing block 17 is set according to the outer wall area of the barrier body 4, a light reflecting strip 18 is fixedly installed on one side wall surface of the reinforcing block 17 far away from the barrier body 4, an inserting rod 6 which is movably connected with the installation groove 5 is fixedly installed on the outer wall of the connecting rod 3, the cross section of the inserted link 6 is cross-shaped, the outer wall of the inserted link 6 is lined with rubber, the top of the base 1 is provided with four jacks 8, the jacks 8 are circular grooves, the outer wall of the fixed link 2 is symmetrically provided with four limiting holes 9, the limiting holes 9 are circular holes, the interiors of the limiting holes 9 are communicated with the interior of the mounting groove 5, the outer wall of the limiting holes 9 is provided with three water guide grooves 19, the water guide grooves 19 are rectangular inclined grooves, the interiors of the water guide grooves 19 are communicated with the interior of the mounting groove 5, the bottom of the inserted link 6 is fixedly provided with two bottom blocks 7 movably connected with the jacks 8, each bottom block 7 is of a cylindrical structure, the outer diameter of each bottom block 7 is the same as the inner diameter of the inserted link 6, the outer wall of the inserted link 6 is provided with two fixing grooves 10, each fixing groove 10 is a rectangular through hole, the interior of each fixing groove 10 is fixedly provided with an elastic frame 11, each elastic frame 11 is of a U-shaped structure, two thru holes 15 have been seted up to the outer wall symmetry of elastic frame 11, thru hole 15 is circular through-hole, clamp splice 12 in elastic frame 11's inside through a rectangle piece fixed mounting, well clamp splice 12 is cylindrical structure, well clamp splice 12 is located the inside intermediate position of elastic frame 11, the outer wall fixed mounting of well clamp splice 12 has two sleeve axles 13, sleeve axle 13 is cylindrical structure, the outer wall fixed mounting of well clamp splice 12 has two springs 14, spring 14 cup joints together with sleeve axle 13, the inside movable mounting of thru hole 15 has the screens piece 16 with spacing hole 9 joint together, screens piece 16 is formed by a cylindrical hollow tube and the welding of a hemisphere piece, the outer wall of screens piece 16 is in the same place with the one end fixed connection of spring 14.

The working principle is as follows: the inserting rod 6 movably connected with the mounting groove 5 is fixedly arranged on the outer wall of the connecting rod 3, when the guardrail body 4 is mounted, the inserting rod 6 is pressed towards the inside of the mounting groove 5, the inserting rod 6 slides into the mounting groove 5, meanwhile, the clamping block 16 movably arranged in the through hole 15 slides towards the inside of the elastic frame 11 under the extrusion of the inner wall of the mounting groove 5, the spring 14 sleeved on the sleeve shaft 13 deforms under the extrusion of the clamping block 16, the clamping block 16 retracts into the elastic frame 11, the bottom block 7 from the inserting rod 6 to the bottom of the inserting rod 6 is pressed and inserted into the insertion hole 8, the guardrail body 4 is primarily limited, the clamping block 16 is opposite to the limiting hole 9 on the outer wall of the fixed rod 2 at the moment, the clamping block 16 is not extruded by the inner wall of the mounting groove 5 any more, the clamping block 16 is ejected towards the limiting hole 9 to the inside of the limiting hole 9 under the elasticity of the spring 14, the guardrail body 4 at the moment is secondarily fixed under the action of the clamping block 16, when the guardrail body 4 needs to be disassembled, the clamping block 16 clamped in the limiting hole 9 is pressed, the clamping block 16 is retracted into the elastic frame 11, and the inserting rod 6 is pulled to be separated from the inside of the mounting groove 5 so as to disassemble the guardrail body 4, so that the guardrail body 4 is convenient to disassemble; three water diversion grooves 19 are formed in the outer wall of the limiting hole 9, the water diversion grooves 19 are rectangular inclined grooves, rainwater can possibly flow into the mounting groove 5 along a gap between the mounting groove 5 and the inserted rod 6 in a rainwater weather, and when the rainwater flows downwards to the positions of the water diversion grooves 19, the rainwater can flow to the outside along the inner wall of the water diversion grooves 19 so as to avoid the problem that water is accumulated in the mounting groove 5; there is reinforcing block 17 through the outer wall fixed mounting at guardrail body 4, and reinforcing block 17 is the rectangle piece of downward sloping, and reinforcing block 17 has played the effect of consolidating once more to guardrail body 4, and simultaneously, is provided with anti-light strip 18 on the reinforcing block 17, and when light was darker at night, anti-light strip 18 can play certain warning effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a reinforced concrete crash barrier is assembled in bridge prefabrication convenient to installation, includes base (1), two rectangle recesses have been seted up at the top of base (1), and the inside fixed mounting of the rectangle recess on base (1) has dead lever (2), and movable mounting has two connecting rods (3) between two dead levers (2), and fixed mounting has guardrail body (4), its characterized in that between two connecting rods (3): mounting groove (5) have been seted up at the top of dead lever (2), the outer wall fixed mounting of connecting rod (3) has inserted bar (6) together with mounting groove (5) swing joint, four jack (8) have been seted up at the top of base (1), four spacing holes (9) have been seted up to the outer wall symmetry of dead lever (2), the bottom fixed mounting of inserted bar (6) has two bottom blocks (7) together with jack (8) swing joint, two fixed slot (10) have been seted up to the outer wall of inserted bar (6), the inside fixed mounting of fixed slot (10) has elastic frame (11), elastic frame (11) are the U-shaped structure, two thru holes (15) have been seted up to the outer wall symmetry of elastic frame (11), the inside movable mounting of thru hole (15) has block (16) with spacing hole (9) joint together, block (16) are formed by the welding of a cylindrical hollow tube and a hemisphere shape piece.

2. The bridge prefabricated assembled reinforced concrete anti-collision guardrail convenient to install according to claim 1, characterized in that: the elastic frame (11) is internally and fixedly provided with a middle clamping block (12) through a rectangular block, the outer wall of the middle clamping block (12) is fixedly provided with two sleeve shafts (13), and the outer wall of the middle clamping block (12) is fixedly provided with two springs (14).

3. The bridge prefabricated assembled reinforced concrete anti-collision guardrail convenient to install according to claim 2, characterized in that: the spring (14) is sleeved with the sleeve shaft (13), and the outer wall of the clamping block (16) is fixedly connected with one end of the spring (14).

4. The bridge prefabricated assembled reinforced concrete anti-collision guardrail convenient to install according to claim 1, characterized in that: three diversion channels (19) have been seted up to the outer wall of spacing hole (9), and diversion channels (19) are the rectangle chute, and the inside of diversion channels (19) communicates each other with the inside of mounting groove (5).

5. The bridge prefabricated assembled reinforced concrete anti-collision guardrail convenient to install according to claim 1, characterized in that: the outer wall fixed mounting of guardrail body (4) has reinforcement block (17), and reinforcement block (17) are the rectangle piece of downward sloping.

6. The bridge prefabricated assembled reinforced concrete anti-collision guardrail convenient to install according to claim 5, characterized in that: and a light reflecting strip (18) is fixedly arranged on one side wall surface of the reinforcing block (17) far away from the guardrail body (4).

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