CN210856903U

CN210856903U - Pedestrian overpass structure

Info

Publication number: CN210856903U
Application number: CN201921690633.4U
Authority: CN
Inventors: 王铭; 余茂辉; 徐红群
Original assignee: Hefei Zhicheng Engineering Design Consulting Co ltd
Current assignee: Hefei Zhicheng Engineering Design Consulting Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-06-26
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a pedestrian overpass structure, relating to the technical field of pedestrian overpasses, which is characterized in that the structure comprises an overpass guardrail and a top plate arranged above the overpass guardrail; a support rod is fixed on the outer side of the overpass guardrail; a vertical rod is fixed at one end of the supporting rod, which is far away from the positioning shaft, a positioning seat is detachably connected to the bottom of the top plate, the positioning seat is fixedly connected with the vertical rod, an installation through hole is formed in the top of the top plate, and a sliding piece is arranged in the installation through hole in a sliding manner along the vertical direction; a pressing plate used for pressing the top plate downwards is fixed at the top of the sliding piece; a circular through hole is formed in the bottom of the positioning seat, and a screw rod is rotatably mounted in the circular through hole; the screw rod is in threaded connection with the sliding part; a guide assembly for driving the sliding piece to move vertically is arranged between the sliding piece and the mounting through hole. The utility model provides a because the problem that the roof that the bonding glue lost viscidity and caused drops, improve the fixed effect of roof.

Description

Pedestrian overpass structure

Technical Field

The utility model relates to a pedestrian overpass technical field, more specifically the theory that says so, it relates to a pedestrian overpass structure.

Background

At present, the pedestrian overpass is also called pedestrian overpass. The method is generally built in the areas with large traffic flow and dense pedestrians, or on intersections, squares and railways. The pedestrian overpass only allows pedestrians to pass through and is used for avoiding collision when the traffic flow and the pedestrian flow plane are intersected.

The prior art can refer to chinese utility model patent with grant publication No. CN208981116U, which discloses a pedestrian bridge for beautifying urban landscape, comprising a connecting rod, a rear diagonal rod fixedly connected with the connecting rod, a front diagonal rod fixedly connected with the end of the rear diagonal rod, and two supports respectively fixed on the end of the rear diagonal rod and the end of the front diagonal rod. The top parts of the two supports are fixed with fixing plates through bonding glue, and the fixing plates are glass plates.

However, the fixing plate and the two supports are connected by the adhesive, and the adhesive gradually loses viscosity after being oxidized for a long time in an outdoor environment, so that the top plate may fall off.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a pedestrian bridge structure, it is fixed the roof through setting up sliding part and holding part, improves the fixed effect of roof.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a pedestrian overpass structure comprises an overpass guardrail and a top plate arranged above the overpass guardrail; a support rod is fixed on the outer side of the overpass guardrail; a vertical rod is fixed at one end of the supporting rod, which is far away from the positioning shaft, a positioning seat is detachably connected to the bottom of the top plate, the positioning seat is fixedly connected with the vertical rod, an installation through hole is formed in the top of the top plate, and a sliding piece is arranged in the installation through hole in a sliding manner along the vertical direction; a pressing plate used for downwards pressing the top plate is fixed at the top of the sliding piece; a circular through hole is formed in the bottom of the positioning seat, and a screw rod is rotatably mounted in the circular through hole; the screw rod is in threaded connection with the sliding part; and a guide assembly for driving the sliding piece to move vertically is arranged between the sliding piece and the mounting through hole.

By adopting the technical scheme, after the top surface of the positioning seat is attached to the bottom surface of the top plate, the sliding piece is arranged in the mounting through hole, and the sliding piece moves downwards along the vertical direction by rotating the screw rod; the pressing plate is contacted with the top surface of the top plate and then supports and presses the top plate downwards, so that the top plate is fixed in the vertical direction through the pressing plate. The mounting seat is detachably connected with the top plate, so that the mounting and the dismounting are convenient.

The utility model discloses further set up to: a first sliding groove is formed in the top of the positioning seat, and a pressing piece is arranged in the first sliding groove in a sliding mode along the length direction of the positioning seat; the bottom of the top plate is provided with a second sliding chute; an inserting assembly used for fixing the top plate is arranged between the second sliding groove and the pressing piece; and a pressing component for pushing the pressing part to move towards one side far away from the sliding part is arranged between the pressing part and the sliding part.

By adopting the technical scheme, the sliding part is contacted with the pressing part in the downward moving process, the sliding part pushes the pressing part to move towards one side far away from the sliding part through the inserting component, and the pressing part is conveniently pushed to move in the downward moving process of the sliding part.

The utility model discloses further set up to: the inserting assembly comprises a slot and an inserting block, the slot is formed in the second sliding groove and far away from one side of the mounting through hole, the inserting block is fixed on the pressing piece and far away from one side of the sliding piece, and the slot is used for being inserted with the inserting block.

Through adopting above-mentioned technical scheme, the piece that supports removes the in-process to keeping away from sliding part one side, and the inserted block is pegged graft with the slot to improve the firm degree of being connected between positioning seat and the roof.

The utility model discloses further set up to: the pressing component comprises two inclined planes which are respectively arranged on the opposite inner sides of the pressing part and the sliding part.

By adopting the technical scheme, the sliding part downwards supports and presses the pressing part through the inclined surface, the pressing part is pushed to move towards one side far away from the sliding part, the insertion block is driven to be inserted into the insertion groove through pushing the sliding part, and the possibility that the positioning seat is separated from the top plate is reduced.

The utility model discloses further set up to: the opposite inner sides of the second sliding chutes are respectively provided with a strip-shaped groove; positioning pieces are fixed on two sides of the pressing piece respectively, and the positioning pieces are arranged in the strip-shaped grooves in a sliding mode along the length direction of the positioning seat; the locating piece is kept away from fixing bolt one side and is fixed with the spring, the spring is kept away from locating piece one end and is kept away from sliding member one side fixed connection with the bar groove.

By adopting the technical scheme, in the process that the pressing part moves towards one side far away from the sliding part, the spring is in a compressed state, and the elastic force towards one side close to the sliding part is applied to the positioning piece, so that the pressing part is driven by the spring to reset towards one side close to the sliding part when the pressing part and the sliding part are in a separated state.

The utility model discloses further set up to: a guide shaft is fixed on one side of the positioning piece close to the spring, and a guide groove is formed in one side of the strip-shaped groove far away from the fixing bolt; the guide shaft is arranged in the guide groove in a sliding mode along the length direction of the positioning seat.

Through adopting above-mentioned technical scheme, the guide way provides the guide effect for the guiding axle, reduces the offset orbital possibility of pressing part in the positioning seat length direction in-process that slides.

The utility model discloses further set up to: the guide assembly comprises a dovetail groove arranged on one side, far away from the pressing piece, of the mounting through hole and a dovetail block fixed on one side, far away from the pressing piece, of the sliding piece, and the dovetail block is arranged in the dovetail groove in a sliding mode along the vertical direction.

Through adopting above-mentioned technical scheme, the dovetail provides the guide effect to the forked tail piece, reduces the possibility that the glide part deviates from the track along vertical movement in-process.

The utility model discloses further set up to: the clamp plate top runs through and is provided with two fixing bolt, two thread groove have been seted up at the roof top, two fixing bolt one-to-one with two thread groove threaded connection.

Through adopting above-mentioned technical scheme, behind clamp plate and the laminating of roof top surface, through fixing bolt connection clamp plate and roof, further improve the fixed effect to the roof, reduce the possibility that the positioning seat breaks away from the roof.

To sum up, the utility model discloses compare and have following beneficial effect in prior art:

1. the sliding piece is driven to move downwards through the screw rod, so that the top plate is pressed and fixed, and the mounting box between the positioning seat and the top plate is convenient to detach;

2. the pressing piece is pushed by the sliding piece and drives the inserting block to be inserted into the slot, so that the positioning seat and the top plate can be separated;

3. through setting up the spring for when sliding member and the separation of contact pressure piece, the piece that resets under the spring action, thereby is convenient for separate positioning seat and roof.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of the sliding member of the present invention;

FIG. 3 is a schematic structural view of the pressing member of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 1.

In the figure: 1. overpass guardrails; 11. a support bar; 111. a vertical rod; 12. a connecting through hole; 14. positioning the shaft; 15. a nut; 2. a top plate; 21. a connecting seat; 22. connecting grooves; 23. a connecting bolt; 3. positioning seats; 31. mounting a through hole; 311. a guide assembly; 312. a dovetail groove; 313. a dovetail block; 32. a sliding member; 33. pressing a plate; 331. fixing the bolt; 34. a circular through hole; 35. a screw; 351. a hand wheel; 4. a first chute; 41. a pressing member; 5. a plug-in assembly; 51. a slot; 52. inserting a block; 6. a pressing component; 61. a bevel; 7. a second chute; 71. a guide shaft; 72. positioning plates; 73. a spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): a pedestrian overpass structure is shown in figure 1 and comprises an overpass guardrail 1 and a top plate 2 arranged above the overpass guardrail 1. A support rod 11 is fixed on the outer side of the overpass guardrail 1; the end part of the support rod 11 is provided with a connecting through hole 12, the outer side of the overpass guardrail 1 is provided with a positioning groove, and a positioning shaft 14 is inserted in the connecting through hole 12 and the positioning groove in a sliding and inserting manner along the axial direction of the positioning groove; the outer peripheral surface of the positioning shaft 14 is connected with a nut 15 in a threaded manner, and the support rod 11 is fixedly connected with the overpass guardrail 1 through the nut 15 and the positioning shaft 14. The support rod 11 is obliquely arranged on one side of the overpass guardrail 1, and a vertical rod 111 is fixed at one end of the support rod 11, which is far away from the positioning shaft 14. The bottom of the top plate 2 is detachably connected with a positioning seat 3, the bottom of the positioning seat 3 is fixedly provided with a connecting seat 21, the bottom of the connecting seat 21 is provided with a connecting groove 22, and the vertical rod 111 is inserted into the connecting groove 22. Referring to fig. 4, the vertical rod 111 and the connecting base 21 are connected by a connecting bolt 23; two threaded holes are respectively formed in the vertical rod 111 and one side of the connecting seat 21 close to the positioning shaft 14. Referring to fig. 2, the top of the top plate 2 is provided with a mounting through hole 31, and a sliding member 32 is vertically slidably arranged in the mounting through hole 31; a pressing plate 33 for pressing the top plate 2 downwards is fixed on the top of the sliding piece 32. A circular through hole 34 is formed in the bottom of the positioning seat 3, and a screw 35 is rotatably mounted in the circular through hole 34; the screw 35 is threadedly connected to the slide 32. A guide assembly 311 for driving the sliding member 32 to move vertically is arranged between the sliding member 32 and the mounting through hole 31. A hand wheel 351 is fixed at the bottom of the screw 35. After the top surface of the positioning seat 3 is attached to the bottom surface of the top plate 2, the sliding piece 32 is arranged in the installation through hole 31, the screw rod 35 is rotated, and the sliding piece 32 moves downwards along the vertical direction under the limiting action of the guide assembly 311; the pressing plate 33 presses the top plate 2 downward after contacting the top surface of the top plate 2.

As shown in fig. 2, the guide assembly 311 includes a dovetail groove 312 opened on one side of the mounting through hole 31 and a dovetail block 313 fixed to one side of the sliding member 32 close to the dovetail groove 312, and the dovetail block 313 is slidably disposed in the dovetail groove 312 in the vertical direction. The dovetail slots 312 provide a guide for the dovetail blocks 313, reducing the likelihood of the glide 32 deviating from the track during vertical movement.

As shown in fig. 3, two fixing bolts 331 penetrate through the top of the pressing plate 33, two thread grooves are formed in the top of the top plate 2, and the two fixing bolts 331 are in threaded connection with the two thread grooves in a one-to-one correspondence manner. After the pressing plate 33 is attached to the top surface of the top plate 2, the pressing plate 33 is connected with the top plate 2 through the fixing bolt 331, so that the possibility of looseness of the pressing plate 33 is reduced.

As shown in fig. 2, a first sliding groove 4 is formed in the top of the positioning seat 3, and a pressing member 41 is slidably disposed in the first sliding groove 4 along the length direction of the positioning seat 3. The bottom of the top plate 2 is provided with a second sliding chute 7, and the pressing piece 41 is connected with the second sliding chute 7 in a sliding manner along the length direction of the positioning seat 3; the second chute 7 communicates with the mounting through-hole 31. A plug-in component 5 for fixing the top plate 2 is arranged between the second sliding chute 7 and the pressing piece 41. A pressing component 6 for pushing the pressing part 41 to move to the side far away from the sliding part 32 is arranged between the pressing part 41 and the sliding part 32. The sliding member 32 contacts the pressing member 41 during the downward movement, and the sliding member 32 pushes the pressing member 41 to move away from the sliding member 32 through the plug assembly 5.

As shown in fig. 2, the plug assembly 5 includes a slot 51 opened on a side of the second sliding slot 7 away from the mounting through hole 31 and a plug 52 fixed on a side of the pressing member 41 away from the sliding member 32, wherein the slot 51 is used for being plugged with the plug 52. During the process that the pressing piece 41 moves to the side far away from the sliding piece 32, the inserting block 52 is inserted into the inserting groove 51.

As shown in fig. 3, the pressing component 6 includes two inclined surfaces 61 respectively opened on opposite inner sides of the pressing component 41 and the sliding component 32. The sliding member 32 presses the pressing member 41 downward via the inclined surface 61, and pushes the pressing member 41 to move away from the sliding member 32.

As shown in fig. 3, the second sliding groove 7 is provided with a strip-shaped groove on the inner side thereof. Positioning pieces 72 are fixed on two sides of the pressing piece 41 respectively, and the positioning pieces 72 are arranged in the strip-shaped grooves in a sliding manner along the length direction of the positioning seat 3; a spring 73 is fixed on one side of the positioning piece 72 far away from the fixing bolt 331, and one end of the spring 73 far away from the positioning piece 72 is fixedly connected with one side of the strip-shaped groove far away from the sliding piece 32. During the movement of the pressing member 41 away from the sliding member 32, the spring 73 is in a compressed state and applies an elastic force to the positioning piece 72 toward the side close to the sliding member 32.

As shown in fig. 3, a guide shaft 71 is fixed on one side of the positioning plate 72 close to the spring 73, and a guide groove is formed on one side of the strip-shaped groove far from the fixing bolt 331; the guide shaft 71 is slidably disposed in the guide groove along the length direction of the positioning base 3. The guide grooves provide a guiding function for the guide shaft 71, and reduce the possibility that the pressing member 41 deviates from the track in the sliding process along the length direction of the positioning seat 3.

The working principle of the embodiment is as follows:

after the top surface of the positioning seat 3 is attached to the bottom surface of the top plate 2, the screw rod 35 is rotated, and the sliding piece 32 moves downwards along the vertical direction; the pressing plate 33 presses the top plate 2 downward after contacting the top surface of the top plate 2. The sliding member 32 contacts with the pressing member 41 during the downward movement process, the sliding member 32 pushes the pressing member 41 to move away from the sliding member 32 through the inclined surface 61, and the insertion block 52 is inserted into the insertion slot 51.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A pedestrian overpass structure comprises an overpass guardrail (1) and a top plate (2) arranged above the overpass guardrail (1); a support rod (11) is fixed on the outer side of the overpass guardrail (1); bracing piece (11) end fixing has montant (111), roof (2) bottom can be dismantled and be connected with positioning seat (3), positioning seat (3) and montant (111) fixed connection, its characterized in that: the top of the top plate (2) is provided with an installation through hole (31), and the inner circumferential surface of the installation through hole (31) is provided with a sliding piece (32) in a sliding manner along the vertical direction; a pressing plate (33) for abutting against the top plate (2) is fixed at the top of the sliding piece (32); a round through hole (34) is formed in the bottom of the positioning seat (3), and a screw rod (35) is rotatably mounted in the round through hole (34); the screw (35) is in threaded connection with the sliding piece (32); and a guide assembly (311) for driving the sliding piece (32) to move vertically is arranged between the sliding piece (32) and the mounting through hole (31).

2. A pedestrian overpass structure according to claim 1, wherein: a first sliding groove (4) is formed in the top of the positioning seat (3), and a pressing piece (41) is arranged in the first sliding groove (4) in a sliding mode along the length direction of the positioning seat (3); a second sliding chute (7) is formed in the bottom of the top plate (2); a plug-in component (5) used for fixing the top plate (2) is arranged between the second sliding groove (7) and the pressing piece (41); and a pressing component (6) for pushing the pressing piece (41) to move towards one side far away from the sliding piece (32) is arranged between the pressing piece (41) and the sliding piece (32).

3. A pedestrian overpass structure according to claim 2, wherein: the plug-in assembly (5) comprises a slot (51) arranged on one side, far away from the mounting through hole (31), of the second sliding groove (7) and a plug-in block (52) fixed on one side, far away from the sliding piece (32), of the pressing piece (41), and the slot (51) is used for being plugged with the plug-in block (52).

4. A pedestrian overpass structure according to claim 2, wherein: the pressing component (6) comprises two inclined surfaces (61) which are respectively arranged on the opposite inner sides of the pressing part (41) and the sliding part (32).

5. A pedestrian overpass structure according to claim 2, wherein: the opposite inner sides of the second sliding grooves (7) are respectively provided with a strip-shaped groove; positioning pieces (72) are fixed on two sides of the pressing piece (41) respectively, and the positioning pieces (72) are arranged in the strip-shaped grooves in a sliding mode along the length direction of the positioning seat (3); and a spring (73) is fixed on one side of the positioning plate (72) far away from the fixing bolt (331), and one end of the spring (73) far away from the positioning plate (72) is fixedly connected with one side of the strip-shaped groove far away from the sliding piece (32).

6. A pedestrian overpass structure according to claim 5, wherein: a guide shaft (71) is fixed on one side of the positioning piece (72) close to the spring (73), and a guide groove is formed in one side of the strip-shaped groove far away from the fixing bolt (331); the guide shaft (71) is arranged in the guide groove in a sliding manner along the length direction of the positioning seat (3).

7. A pedestrian overpass structure according to claim 1, wherein: the guide assembly (311) comprises a dovetail groove (312) formed in one side, far away from the pressing piece (41), of the mounting through hole (31) and a dovetail block (313) fixed to one side, far away from the pressing piece (41), of the sliding piece (32), and the dovetail block (313) is arranged in the dovetail groove (312) in a sliding mode along the vertical direction.

8. A pedestrian overpass structure according to claim 1, wherein: the top of the pressing plate (33) is provided with two fixing bolts (331) in a penetrating mode, the top of the top plate (2) is provided with two thread grooves, and the two fixing bolts (331) are in threaded connection with the two thread grooves in a one-to-one correspondence mode.