CN210368583U

CN210368583U - Bridge frame with lifting device

Info

Publication number: CN210368583U
Application number: CN201920926513.3U
Authority: CN
Inventors: 刘川
Original assignee: Sichuan Tiecheng Construction Engineering Co Ltd
Current assignee: Sichuan Tiecheng Construction Engineering Co Ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-04-21
Anticipated expiration: 2029-06-19

Abstract

The utility model discloses a take elevating gear's crane span structure, including bridge post and pontic, the bridge post is provided with two altogether, and two bridge posts are the horizontal symmetry setting, be provided with the pontic between two bridge posts, the limiting plate has all been welded to the bottom horizontal end both sides of pontic, four corners of pontic have all been welded the sliding sleeve, and the vertical end sliding connection of sliding sleeve and bridge post, the bottom of bridge post and the bottom one side welding of being close to the pontic have the mount. The utility model discloses in, when needs go up and down to the bridge, start a plurality of water pumps, through a plurality of water pumps simultaneously through the inlet tube to the inside injected water of flexible loop bar to make the high increase of flexible loop bar, will drive the pontic and slide from top to bottom through the sliding sleeve on the bridge post, use the inside water of river to go up and down to the pontic through the water pump, carry out rational utilization to the resource of the environment that the lift bridge is located, reduce the use cost of lift bridge.

Description

Bridge frame with lifting device

Technical Field

The utility model relates to a bridge technical field especially relates to take elevating gear's crane span structure.

Background

The bridge span of the navigation part in the middle of the bridge is made into a structure capable of lifting. And two ends of the movable bridge span are respectively provided with a tower frame and a suspended balance weight. When a ship passes through the lifting bridge span, the bridge span is lifted, the traffic on the bridge is temporarily interrupted, the ship passes through the lifting bridge span and then descends to the original position, the land traffic is recovered, and the balance weights at the two ends of the lifting bridge span are generally made to be equal to the weight of the lifting bridge span structure. The two end fulcrums of the bridge span structure are connected with a balance weight through pulleys on the tower top by cables. Therefore, the movable bridge span can be lifted without large power, and the movable bridge span can be suitable for railway bridges.

Firstly, the existing lifting bridge is often in a two-section structure, and the two sections are respectively lifted to two sides, so that the lifting bridge has a certain inclination angle in the lifting process, and is extremely dangerous if citizens are on the bridge; secondly, the existing lifting bridge is usually driven by a motor to lift, and the bridge is usually positioned above a river and cannot reasonably utilize energy; finally, the existing blocking device of the lifting bridge is often blocked by manual setting, and in such a blocking mode, if an operator cannot lift the guardrail in time, certain danger exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a bridge with a lifting device.

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

take elevating gear's crane span structure, including bridge column and pontic, the bridge column is provided with two altogether, and two bridge columns are the horizontal symmetry setting, be provided with the pontic between two bridge columns, the limiting plate has all been welded to the bottom horizontal end both sides of pontic, the sliding sleeve has all been welded to four corners of pontic, and the vertical end sliding connection of sliding sleeve and bridge column, the bottom of bridge column and the bottom one side welding that is close to the pontic have the mount, through flexible loop bar fixed connection between mount and the pontic, the bottom intercommunication of flexible loop bar has the inlet tube that runs through the mount, one side intercommunication of inlet tube has the drain pipe that runs through the mount, the bottom intercommunication of inlet tube has the water pump.

As a further description of the above technical solution:

guardrails are welded on the front side and the rear side of the top of the bridge body.

As a further description of the above technical solution:

and observation glass is embedded in the limiting plate.

As a further description of the above technical solution:

the side view of the bridge column is of an inverted U-shaped structure.

As a further description of the above technical solution:

the telescopic loop bar is provided with a plurality of altogether, and the interval equals between two adjacent in a plurality of telescopic loop bars.

As a further description of the above technical solution:

an electromagnetic control valve is arranged on the water discharge pipe.

As a further description of the above technical solution:

the water pump is fixedly connected with the fixing frame through bolts and is positioned at the bottom of a river.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the pontic will rise the level simultaneously, avoids producing the oblique angle to avoid the danger because the pontic slope brings.

2. The utility model discloses in, when needs go up and down to the bridge, start a plurality of water pumps, through a plurality of water pumps simultaneously through the inlet tube to the inside injected water of flexible loop bar to make the high increase of flexible loop bar, will drive the pontic and slide from top to bottom through the sliding sleeve on the bridge post, use the inside water of river to go up and down to the pontic through the water pump, carry out rational utilization to the resource of the environment that the lift bridge is located, reduce the use cost of lift bridge.

3. The utility model discloses in, after the pontic rises, the limiting plate will rise simultaneously to play the effect that blocks to the both sides of pontic, improved the security of pontic in the use, the sight glass on the limiting plate can run through the scenery at river top simultaneously, has improved the sight of lift bridge.

Drawings

FIG. 1 is a schematic structural view of a bridge in the present invention;

FIG. 2 is a schematic side view of the middle bridge pillar of the present invention;

fig. 3 is the utility model discloses the side structure schematic diagram of well limiting plate.

Illustration of the drawings:

1. a bridge pillar; 2. a sliding sleeve; 3. an electromagnetic control valve; 4. a water inlet pipe; 5. a drain pipe; 6. a water pump; 7. a fixed mount; 8. a telescopic loop bar; 9. a bridge body; 10. a guardrail; 11. a limiting plate; 12. the glass was observed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, take elevating gear's crane span structure, including bridge column 1 and pontic 9, bridge column 1 is provided with two altogether, and two bridge columns 1 are the horizontal symmetry setting, be provided with pontic 9 between two bridge columns 1, limiting plate 11 has all been welded to the bottom horizontal end both sides of pontic 9, sliding sleeve 2 has all been welded to four corners of pontic 9, and sliding sleeve 2 and bridge column 1's vertical end sliding connection, the bottom of bridge column 1 and the welding of bottom one side that is close to pontic 9 have mount 7, through flexible loop bar 8 fixed connection between mount 7 and the pontic 9, the bottom intercommunication of flexible loop bar 8 has inlet tube 4 that runs through mount 7, one side intercommunication of inlet tube 4 has drain pipe 5 that runs through mount 7, the bottom intercommunication of inlet tube 4 has water pump 6.

Furthermore, guardrails 10 are welded on the front side and the rear side of the top of the bridge body 9, so that the safety of the bridge body 9 in the using process is improved.

Furthermore, the inside of limiting plate 11 is inlayed and is equipped with observation glass 12, improves the ornamental of lift bridge.

Furthermore, the side view of the bridge column 1 is of an inverted U-shaped structure, so that the stability of the structure is improved.

Further, flexible loop bar 8 is provided with a plurality ofly altogether, and the interval equals between two adjacent in a plurality of flexible loop bars 8, through the setting of a plurality of flexible loop bars 8, has improved the stability of pontic 9 at the lift in-process.

Further, the electromagnetic control valve 3 is provided in the drain pipe 5, and the bridge 9 can be lowered by the drainage of the drain pipe 5.

Further, the water pump 6 is fixedly connected with the fixing frame 7 through bolts, the water pump 6 is positioned at the bottom of the river, and water in the river is pumped through the water pump 6.

The working principle is as follows: when in use, when the bridge is required to be lifted, the plurality of water pumps 6 are started, water is injected into the telescopic loop bars 8 through the water inlet pipes 4 through the plurality of water pumps 6, thereby increasing the height of the telescopic loop bar 8, driving the bridge body 9 to slide up and down on the bridge post 1 through the sliding sleeve 2, using water in the river to lift the bridge body 9 through the water pump 6, reasonably utilizes the resources of the environment where the lifting bridge is positioned, reduces the use cost of the lifting bridge, and then the bridge body 9 is horizontally lifted at the same time to avoid generating oblique angles, thereby avoiding the danger caused by the inclination of the bridge body 9, when the bridge body 9 is lifted, the limit plate 11 is lifted at the same time, and the two sides of the bridge body 9 are blocked, the safety of the bridge body 9 in the using process is improved, meanwhile, the observation glass 12 on the limiting plate 11 can penetrate through the landscape on the top of the river, so that the ornamental value of the lifting bridge is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Bridge with lifting device, comprising two bridge columns (1) and a bridge body (9), characterized in that the two bridge columns (1) are arranged in parallel, the two bridge columns (1) are arranged in horizontal symmetry, the bridge body (9) is arranged between the two bridge columns (1), limiting plates (11) are welded on two sides of the horizontal end of the bottom of the bridge body (9), sliding sleeves (2) are welded on four corners of the bridge body (9), the sliding sleeves (2) are connected with the vertical ends of the bridge columns (1) in a sliding manner, a fixing frame (7) is welded on one side of the bottom of the bridge columns (1) and close to one side of the bottom of the bridge body (9), the fixing frame (7) is fixedly connected with the bridge body (9) through a telescopic sleeve rod (8), the bottom of the telescopic sleeve rod (8) is communicated with a water inlet pipe (4) penetrating through the fixing frame (7), and one side of the water inlet pipe (4) is communicated with a water outlet pipe (5) penetrating through the fixing frame (, the bottom of the water inlet pipe (4) is communicated with a water pump (6).

2. Bridge with lifting device according to claim 1, characterized in that guardrails (10) are welded on the top of the bridge body (9) at the front and back sides.

3. Bridge with lifting device according to claim 1, characterized in that the limiting plate (11) is internally embedded with a viewing glass (12).

4. Bridge with lifting device according to claim 1, characterized in that the side view of the columns (1) is of inverted U-shaped configuration.

5. Bridge with lifting device according to claim 1, characterized in that said telescopic rods (8) are provided in plurality and adjacent two of said telescopic rods (8) are equally spaced.

6. Bridge with lifting device according to claim 1, characterized in that said drain pipe (5) is provided with an electromagnetic control valve (3).

7. Bridge with lifting device according to claim 1, characterized in that the water pump (6) is bolted to the fixed frame (7) and the water pump (6) is located at the bottom of the river.