CN216240078U

CN216240078U - Guardrail for bridge engineering

Info

Publication number: CN216240078U
Application number: CN202122347563.6U
Authority: CN
Inventors: 曹瑞凯
Original assignee: Hubei Baoqiao Heavy Industry Co ltd
Current assignee: Hubei Baoqiao Heavy Industry Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-04-08
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a guardrail for bridge engineering, which relates to the technical field of bridge engineering and comprises a fixed box, wherein a first square groove is formed in the upper surface of the fixed box, a square plate is clamped inside the first square groove, a fixed plate is fixedly connected to the inner bottom wall of the fixed box, a first toothed plate is placed on the upper portion of the fixed plate, a second sliding groove is formed in the bottom surface of the first toothed plate, a second sliding block is fixedly connected to the upper surface of the fixed plate, and the second sliding groove is clamped with the second sliding block. This guardrail for bridge engineering, through the square plate, the second pinion rack, the axis of rotation, the cooperation of first gear and second gear sets up down, when can insert fixed incasement portion through the square plate, make first gear and second gear carry out synchronous rotation, and then can make the first pinion rack with second gear engagement remove left, through first pinion rack, the cooperation setting of third square groove and sharp piece, can make the sharp piece insert the base member light more, make the whole stability when fixing of device more.

Description

Guardrail for bridge engineering

Technical Field

The utility model relates to the technical field of bridge engineering, in particular to a guardrail for bridge engineering.

Background

The bridge is generally a structure erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to pass smoothly, and is suitable for the modern high-speed developed traffic industry, the bridge is also extended to be a building erected to span mountain buildings, unfavorable geology or meet other traffic requirements to enable the vehicles, pedestrians and the like to pass more conveniently. When constructing the bridge, often need the construction guardrail, prevent that the pedestrian from going into by mistake, but current guardrail when constructing, often all weld in the bottom surface, have and dismantle inconvenient problem, consequently need a guardrail for bridge engineering to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a guardrail for bridge engineering, which solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a guardrail for bridge engineering comprises a fixed box, wherein a first square groove is formed in the upper surface of the fixed box, a square plate is clamped inside the first square groove, a fixed plate is fixedly connected to the inner bottom wall of the fixed box, a first toothed plate is placed on the upper portion of the fixed plate, a second sliding groove is formed in the bottom surface of the first toothed plate, a second sliding block is fixedly connected to the upper surface of the fixed plate, the second sliding groove is clamped with the second sliding block, a rotating shaft is rotatably connected between the inner front wall and the inner rear wall of the fixed box, two symmetrical first gears are fixedly connected to the outer surface of the rotating shaft, a second gear matched with the first toothed plate is fixedly connected to the middle of the outer surface of the rotating shaft, a second square groove matched with the first toothed plate is formed in the left side surface of the square plate, two second toothed plates meshed with the first gears are fixedly connected to the right side surface of the square plate, the third square groove with first pinion rack looks adaptation is seted up to the lower part of fixed case left surface, the right side of fixed case upper surface rotates and is connected with the live-rollers, fixed box has been placed on the upper portion of fixed case, the live-rollers run through the upper surface of fixed box and rotate in the upper surface and the bottom surface of fixed box and be connected, the equal fixedly connected with mount in front and the back of fixed box, two the bottom surface of mount all is connected with the upper surface fixed of fixed case.

As a further description of the above technical solution, two symmetrical limiting grooves are formed in the inner bottom wall of the fixing box, and the size of each limiting groove is matched with that of the square plate, so that the bottom end of the square plate can be clamped into the limiting grooves, and the square plate is positioned in the fixing box more stably.

As a further description of the above technical solution, the left side surface of the first toothed plate is fixedly connected with a pointed block, and the pointed end of the pointed block faces the side far away from the fixing box, so that the fixing box can be better inserted into the bottom surface, and further the fixing can be firmer.

As the further description of above-mentioned technical scheme, first spout has all been seted up to the interior antetheca and the interior back wall of fixed case, the first slider of the equal fixedly connected with in front and the back of square plate, first slider and first spout looks joint can provide the effect of direction for the square plate when carrying out the upper and lower slip, make the square plate more stable when carrying out the upper and lower slip.

As a further description of the above technical solution, the outer surface of the rotating roller is wound with a plurality of strands of protection ropes, the right side surface of the fixing box is provided with a row of through holes, the size of the through holes is matched with the thickness of the protection ropes, so that the protection effect can be achieved by pulling out the protection ropes, and the effect that the whole device is more space-saving is achieved.

As a further description of the above technical solution, two handles are fixedly connected to the upper surface of the square plate, and the two handles are symmetrical with respect to the central line of the upper surface of the square plate, so that the square plate can be lifted out or inserted by pulling the handles, and the square plate is lifted out or inserted more easily.

As a further description of the above technical solution, each right end of the protection rope is fixedly connected with a limiting ring, and the cross-sectional diameter of each limiting ring is larger than that of the through hole, so that the protection rope can be effectively prevented from being completely retracted into the fixing box, and the protection rope can be more easily unfolded.

Compared with the prior art, the utility model has the following beneficial effects:

1. this guardrail for bridge engineering, through the square plate, the second pinion rack, the axis of rotation, the cooperation of first gear and second gear sets up down, when can insert fixed incasement portion through the square plate, make first gear and second gear carry out synchronous rotation, and then can make the first pinion rack with second gear engagement remove left, through first pinion rack, the cooperation setting of third square groove and sharp piece, can make the sharp piece insert the base member light more, make the whole stability when fixing of device more.

2. This guardrail for bridge engineering, cooperation setting through first slider and first spout can make the square plate provide the effect of direction when inserting fixed incasement portion, cooperation setting through second slider and second spout can make first pinion rack more stable when removing about moving, through fixed box, the through-hole, the cooperation setting of protection rope and spacing ring, can play the effect of being convenient for pull out the protection rope from the inside of live-rollers, and can effectually prevent that the protection rope is whole to retract the inside of fixed box.

Drawings

FIG. 1 is a front view of a holding box of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic top sectional view of the retaining box of the present invention;

FIG. 4 is a right side cross-sectional view of the retaining box of the present invention.

In the figure: 1-a stationary box; 2-a first square groove; 3-square board; 4-a second square groove; 5-a first slide block; 6-a first chute; 7-a handle; 8-a limiting groove; 9-fixing the plate; 10-a second slide; 11-a second chute; 12-a first toothed plate; 13-a rotating shaft; 14-a first gear; 15-a second gear; 16-a third square groove; 17-a tip block; 18-a second toothed plate; 19-a turning roll; 20-fixing the box; 21-a fixing frame; 22-a through hole; 23-a protective rope; 24-a stop collar.

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. 1-4, a guardrail for bridge engineering comprises a fixed box 1, a first square groove 2 is formed on the upper surface of the fixed box 1, a square plate 3 is clamped inside the first square groove 2, so that the square plate 3 can be conveniently drawn out, two symmetrical limiting grooves 8 are formed on the inner bottom wall of the fixed box 1, the two limiting grooves 8 are matched with the square plate 3 in size, the bottom end of the square plate 3 can be clamped into the limiting grooves 8, so that the square plate 3 is more stable inside the fixed box 1, two handles 7 are fixedly connected to the upper surface of the square plate 3, the two handles 7 are symmetrical about the center line of the upper surface of the square plate 3, the square plate 3 can be drawn out or inserted by pulling the handles 7, so that the square plate 3 is more easily drawn out or inserted, first sliding grooves 6 are formed on the inner front wall and the inner rear wall of the fixed box 1, the front and the back of the square plate 3 are fixedly connected with a first sliding block 5, the first sliding block 5 is clamped with a first sliding groove 6, and can provide a guiding effect for the square plate 3 when sliding up and down, so that the square plate 3 is more stable when sliding up and down, the inner bottom wall of the fixed box 1 is fixedly connected with a fixed plate 9, the upper part of the fixed plate 9 is provided with a first toothed plate 12, the bottom surface of the first toothed plate 12 is provided with a second sliding groove 11, the upper surface of the fixed plate 9 is fixedly connected with a second sliding block 10, the second sliding groove 11 is clamped with the second sliding block 10, so that the effect of enabling the first toothed plate 12 to move left and right can be achieved, a rotating shaft 13 is rotatably connected between the inner front wall and the inner rear wall of the fixed box 1, the outer surface of the rotating shaft 13 is fixedly connected with two symmetrical first gears 14, the middle part of the outer surface of the rotating shaft 13 is fixedly connected with a second gear 15 matched with the first toothed plate 12, the left side of the square plate 3 is provided with a second square groove 4 matched with the first toothed plate 12, the right side of the square plate 3 is fixedly connected with two second toothed plates 18 meshed with the first gear 14, the square plate 3 can be inserted into the fixed box 1, simultaneously, the first gear 14 can be rotated, and further, the second gear 15 can be rotated, finally, the first toothed plate 12 can be moved leftwards, the lower part of the left side of the fixed box 1 is provided with a third square groove 16 matched with the first toothed plate 12, the left side of the first toothed plate 12 is fixedly connected with a sharp block 17, the sharp end of the sharp block 17 faces to one side far away from the fixed box 1, so that the fixed box 1 can be better inserted into the bottom surface, and further the fixation can be firmer, the right side of the upper surface of the fixed box 1 is rotatably connected with a rotating roller 19, the upper part of the fixed box 1 is provided with the fixed box 20, the rotating roller 19 penetrates through the upper surface of the fixed box 20 and is rotatably connected with the upper surface and the bottom surface of the fixed box 20, the front of fixed box 20 and the equal fixedly connected with mount 21 in the back, the bottom surface of two mounts 21 all is connected with the last fixed surface of fixed case 1, can play the effect of fixing fixed box 20, the surface winding of live-rollers 19 is stranded protection rope 23, one row of through-hole 22 has been seted up to fixed box 20's right flank, the size of through-hole 22 and the thickness looks adaptation of protection rope 23, can play the effect of protection through pulling out protection rope 23, play the effect that makes the whole space-saving more of device, the equal fixedly connected with spacing ring 24 of right-hand member of every protection rope 23, the cross-sectional diameter of every spacing ring 24 all is greater than the cross-sectional diameter of through-hole 22, can effectually prevent that protection rope 23 all retracts the inside of fixed box 20, and can make protection rope 23 more light when launching.

The working principle is as follows: when a protective guard is required to be arranged on a construction site, the device is integrally conveyed to the construction site, a pit is dug on the ground, the fixed box 1 is placed in the pit, the handle 7 is held by a hand to insert the square plate 3 into the fixed box 1 through the first square groove 2, at the moment, the second gear 15 can be rotated through the matching arrangement of the second gear plate 18, the rotating shaft 13 and the first gear 14, the first gear plate 12 can be moved leftwards through the matching arrangement of the second gear 15, the first gear plate 12, the second sliding block 10 and the second sliding groove 11, the tip block 17 fixedly connected to the left side surface of the first gear plate 12 can be stably inserted into a base body to achieve the purpose of fixing the fixed box 1, then the limit ring 24 is pulled to draw out the limit ring 24 from the inside of the fixed box 20, and when the limit ring 24 is pulled out to a proper position, the limit ring 24 can be fixed on the outer surface of a tree or an electric power column, and then can play the effect of protection, after finishing using, can withdraw the inside of fixed box 20 with protection rope 23 through rotating live-rollers 19, then upwards stimulate handle 7, take out handle 7 from the inside of fixed case 1, can make sharp piece 17 retract the inside of fixed case 1 from the base member this moment, remove the fixed of fixed case 1, reached and made the whole convenient and effect of dismantling retrograde motion of device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

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

1. The utility model provides a guardrail for bridge engineering, includes fixed case (1), its characterized in that: the upper surface of the fixed box (1) is provided with a first square groove (2), the inner part of the first square groove (2) is clamped with a square plate (3), the inner bottom wall of the fixed box (1) is fixedly connected with a fixed plate (9), the upper part of the fixed plate (9) is provided with a first toothed plate (12), the bottom surface of the first toothed plate (12) is provided with a second sliding groove (11), the upper surface of the fixed plate (9) is fixedly connected with a second sliding block (10), the second sliding groove (11) is clamped with the second sliding block (10), a rotating shaft (13) is rotatably connected between the inner front wall and the inner rear wall of the fixed box (1), the outer surface of the rotating shaft (13) is fixedly connected with two symmetrical first gears (14), the middle part of the outer surface of the rotating shaft (13) is fixedly connected with a second gear (15) matched with the first toothed plate (12), the left side surface of the square plate (3) is provided with a second square groove (4) matched with the first toothed plate (12), two second pinion rack (18) that mesh with first gear (14) are connected with to the right flank fixedly of square plate (3), third square groove (16) with first pinion rack (12) looks adaptation are seted up to the lower part of fixed case (1) left surface, the right side of fixed case (1) upper surface is rotated and is connected with live-rollers (19), fixed box (20) have been placed on the upper portion of fixed case (1), live-rollers (19) run through the upper surface of fixed box (20) and rotate in the upper surface and the bottom surface of fixed box (20) and be connected, the equal fixedly connected with mount (21) in the front and the back of fixed box (20), the bottom surface of two mounts (21) all is connected with the upper surface fixed of fixed case (1).

2. The guardrail for bridge engineering according to claim 1, wherein: two symmetrical limiting grooves (8) are formed in the inner bottom wall of the fixed box (1), and the size of the two limiting grooves (8) is matched with that of the square plate (3).

3. The guardrail for bridge engineering according to claim 1, wherein: the left side face of the first toothed plate (12) is fixedly connected with a pointed block (17), and the pointed end of the pointed block (17) faces to one side far away from the fixed box (1).

4. The guardrail for bridge engineering according to claim 1, wherein: first spout (6) have all been seted up to the interior antetheca and interior back wall of fixed case (1), the front of square plate (3) and the first slider (5) of the equal fixedly connected with in the back, first slider (5) and first spout (6) looks joint.

5. The guardrail for bridge engineering according to claim 1, wherein: a plurality of protection ropes (23) are wound on the outer surface of the rotating roller (19), a row of through holes (22) are formed in the right side face of the fixed box (20), and the size of each through hole (22) is matched with the thickness of each protection rope (23).

6. The guardrail for bridge engineering according to claim 1, wherein: the upper surface of the square plate (3) is fixedly connected with two handles (7), and the two handles (7) are symmetrical about the center line of the upper surface of the square plate (3).

7. The guardrail for bridge engineering according to claim 5, wherein: the right end of each protection rope (23) is fixedly connected with a limiting ring (24), and the section diameter of each limiting ring (24) is larger than that of each through hole (22).