CN220886929U

CN220886929U - Road bridge construction elevating platform with adjustable bearing space

Info

Publication number: CN220886929U
Application number: CN202322719109.8U
Authority: CN
Inventors: 段元星; 刘志成; 明驰; 汪林; 李季; 黄显珂; 黄春虹; 任志豪; 王铎胜; 田涛
Original assignee: Sichuan Road and Bridge Group Co Ltd
Current assignee: Sichuan Road and Bridge Group Co Ltd
Priority date: 2023-10-11
Filing date: 2023-10-11
Publication date: 2024-05-03
Anticipated expiration: 2033-10-11

Abstract

The utility model discloses a highway bridge construction lifting table with an adjustable bearing space, which comprises a base, wherein a lifting mechanism is arranged on the upper end face of the base, an installation table is arranged at the upper end of the lifting mechanism, a platform and an extension mechanism are arranged at the upper end of the installation table, a driving assembly is arranged in the platform, and a stabilizing assembly is arranged at the upper end and the lower end of the extension mechanism; the lifting platform has the advantages that the lifting platform is simple in structure and reasonable in design, flexible adjustment of the bearing space of the lifting platform is realized through the extension mechanism, the single construction radius of aerial operation of constructors is effectively enlarged, the position adjustment of the lifting platform by frequently lifting the lifting platform up and down in the construction process is avoided, the working efficiency of the constructors is improved, meanwhile, the stability of the extension mechanism in the working process is ensured through the stabilizing assembly, sufficient supporting force is provided for the extension platform, the stability of the whole lifting platform is further improved, and the safety requirement in the construction process is met.

Description

Road bridge construction elevating platform with adjustable bearing space

Technical Field

The utility model relates to the technical field of elevator equipment, in particular to a highway bridge construction lifting table with an adjustable bearing space.

Background

The lifting platform is a lifting machine for vertically conveying people or objects, and is generally driven by hydraulic pressure, so the lifting platform is called as a hydraulic lifting platform, and is widely applied because constructors often need to work aloft in the construction process of roads and bridges.

The prior art has the following defects:

the existing highway bridge construction lifting platform is limited in bearing space during use, when constructors need to go down the lifting platform firstly after the construction of the current construction position is finished, and when the lifting platform moves to the next construction position, the construction is continued on the station, if the positions needing to be constructed are more, or the distance is not far, the construction mode of frequently adjusting the lifting platform is very time-consuming, low in efficiency and inflexible.

Disclosure of utility model

The utility model aims to provide a highway bridge construction lifting platform with an adjustable bearing space, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the highway bridge construction lifting table with the adjustable bearing space comprises a base, wherein a lifting mechanism is arranged on the upper end face of the base, an installation table is arranged at the upper end of the lifting mechanism, a platform and an extension mechanism are arranged at the upper end of the installation table, a driving assembly is arranged in the platform, and a stabilizing assembly is arranged at the upper end and the lower end of the extension mechanism;

The extension mechanism comprises:

The lower end of the mounting column is arranged on the upper end face of the mounting table, and the upper end of the mounting column is connected with the upper end face of the cavity at the lower end of the platform;

The lining is rotationally connected with the outer side wall of the mounting column through the steel column and the sliding groove, and an extension table is arranged on the outer wall of the lining.

Preferably, the stabilizing assembly comprises:

The first connecting rod is arranged on one side of the upper end face of the extension table, a first sliding groove is formed in the lower end face of the platform, and the upper end of the first connecting rod is connected with the first sliding groove in a sliding mode through a pulley;

The backup pad, the backup pad sets up on extending the lower terminal surface of platform, the lower extreme of backup pad is provided with a plurality of second connecting rod, the second spout has been seted up on the up end of mount table, the lower extreme of second connecting rod is through setting up pulley and second spout sliding connection.

Preferably, the lifting mechanism comprises:

The first installation seats are arranged at two ends of one side of the upper end face of the base, the second installation seats are arranged at two ends of the other side of the upper end face of the base, and the lower ends of the first installation seats are in sliding connection with sliding grooves on the base through sliding blocks and pulleys;

The two sides of the upper end and the lower end of the support rod group are respectively connected with the first mounting seat, the second mounting seat and the mounting table through pin shafts;

The driving rod is movably connected between the first mounting seats;

The hydraulic press is arranged on one side of the upper end face of the base, and a telescopic rod of the hydraulic press is connected with the driving rod.

Preferably, the driving assembly includes:

The motor is arranged in the cavity at the lower end of the platform, and the output end of the motor is connected with a first bevel gear;

and the second bevel gear is arranged on the outer wall of the bushing, and the first bevel gear is connected with the second bevel gear in a meshed manner.

Preferably, the platform and the extension platform are provided with positioning pins by arranging a plurality of holes.

Preferably, a leveling pad is arranged on the upper end face of the extension table.

Preferably, a balancing weight is arranged on one side of the lower end face of the extension table.

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

1. The highway bridge construction lifting platform with the adjustable bearing space is provided with the extension mechanism, the extension mechanism comprises the mounting column, the bushing and the extension platform, so that flexible adjustment of the bearing space of the lifting platform is realized, the single construction radius of aerial operation of constructors is effectively enlarged, the position adjustment of the lifting platform by frequently lifting the lifting platform up and down in the construction process is avoided, and the working efficiency of the constructors is improved;

2. This bear space adjustable highway bridge construction elevating platform through being provided with stable subassembly, and stable subassembly is including head rod, first spout, backup pad, second connecting rod and second spout, has guaranteed the stability in the extending mechanism working process, also provides sufficient holding power for extending the platform, has further improved the stability of whole elevating platform, has satisfied the safety demand in the work progress.

Drawings

FIG. 1 is an overall front view of the present utility model;

FIG. 2 is an overall top view of the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

FIG. 4 is a top view of the base of the present utility model;

FIG. 5 is an enlarged schematic view of FIG. 3 at A in accordance with the present utility model;

fig. 6 is an enlarged schematic view of the present utility model at B in fig. 4.

In the figure: 1. a base; 2. a lifting mechanism; 201. a first mount; 2011. a second mounting base; 202. a support rod group; 203. a driving rod; 204. a hydraulic press; 3. a mounting table; 4. a platform; 5. an extension mechanism; 501. a mounting column; 502. a bushing; 503. an extension table; 6. a drive assembly; 601. a motor; 602. a first bevel gear; 603. a second bevel gear; 7. a stabilizing assembly; 701. a first connecting rod; 702. a first chute; 703. a support plate; 704. a second connecting rod; 705. a second chute; 8. a positioning pin; 9. leveling the pad; 10. and (5) balancing weights.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Examples

Referring to fig. 1-6, the present utility model provides a technical solution for a highway bridge construction lifting platform with adjustable bearing space: the utility model provides a highway bridge construction elevating platform of bearing space adjustable, includes base 1, installs elevating system 2 on the up end of base 1, and mount table 3 is installed to elevating system 2's upper end, and platform 4 and extending mechanism 5 are installed to mount table 3's upper end, installs drive assembly 6 through seting up the cavity in the platform 4, and stabilizing assembly 7 is installed to extending mechanism 5's upper and lower ends; the extending mechanism 5 comprises a mounting column 501 and a bushing 502, the lower end of the mounting column 501 is arranged on the upper end face of the mounting table 3, the upper end of the mounting column 501 is connected with the upper end face of a cavity at the lower end of the platform 4, the bushing 502 is rotationally connected with the outer side wall of the mounting column 501 through a steel column and a sliding groove, an extending table 503 is welded on the outer wall of the bushing 502, when the extending mechanism 5 works, the driving component 6 is started to drive the bushing 502 to rotate around the mounting column 501, the extending table 503 is rotated to one side of a highway bridge to be constructed, constructors move to the platform 4 after construction is completed, the driving component 6 is started again to drive the bushing 502 to rotate around the mounting column 501, the extending table 503 is rotated to the next construction position, and construction is continued.

The stabilizing assembly 7 comprises a first connecting rod 701 and a supporting plate 703, wherein the first connecting rod 701 is welded on one side of the upper end face of the extension table 503, a first sliding groove 702 is formed in the lower end face of the platform 4, the upper end of the first connecting rod 701 is in sliding connection with the first sliding groove 702 through a mounting pulley, the supporting plate 703 is welded on the lower end face of the extension table 503, a plurality of second connecting rods 704 are welded at the lower end of the supporting plate 703, a second sliding groove 705 is formed in the upper end face of the mounting table 3, the lower end of the second connecting rod 704 is in sliding connection with the second sliding groove 705 through the mounting pulley, when the extension mechanism 5 works, the first connecting rod 701 at the upper end of the extension table 503 synchronously rotates along with the first sliding groove 702 through the pulley, meanwhile, the supporting plate 703 at the lower end synchronously rotates along with the second sliding groove 705 through the second connecting rods 704, sufficient supporting force and stability are provided for the extension table 503, stability in the working process of the extension mechanism 5 is guaranteed, sufficient supporting force is provided for the extension table 503, stability of the whole lifting table is further improved, and safety requirements in the construction process are met.

The lifting mechanism 2 comprises a first mounting seat 201, a supporting rod group 202, a driving rod 203 and a hydraulic press 204, wherein the first mounting seat 201 is movably mounted at two ends of one side of the upper end face of the base 1, a second mounting seat 2011 is welded at two ends of the other side of the upper end face of the base 1, the lower end of the first mounting seat 201 is slidably connected with a sliding groove on the base 1 through a sliding block and a pulley, two sides of the upper end and the lower end of the supporting rod group 202 are respectively connected with the first mounting seat 201, the second mounting seat 2011 and the mounting table 3 through a pin shaft, the driving rod 203 is movably connected between the first mounting seat 201, the hydraulic press 204 is mounted on one side of the upper end face of the base 1, the telescopic rod of the hydraulic press 204 is connected with the driving rod 203, when the lifting table is required to be lifted, the hydraulic press 204 is started, the driving rod 203 is pushed forward, the first mounting seat 201 is close to the second mounting seat 201 along the sliding groove until the sliding groove moves to a designated position, at the moment, the supporting rod group 202 is driven by the first mounting seat 201, the distance between the upper platform 4 and the extending table is reduced, the hydraulic press 204 is driven to be lifted, when the hydraulic press 204 is required to be lifted, and the lifting mechanism 2 is required to be lifted, and the lifting mechanism is flexible to be lifted and extended by the driving rod 203.

The driving assembly 6 comprises a motor 601 and a second bevel gear 603, the motor 601 is installed in a cavity at the lower end of the platform 4 through a bracket, the output end of the motor 601 is connected with a first bevel gear 602, the second bevel gear 603 is welded on the outer wall of the bushing 502, the first bevel gear 602 is meshed with the second bevel gear 603 to be connected, when the extending mechanism 5 needs to be driven, the motor 601 is started, the motor 601 drives the bushing 502 to rotate through the first bevel gear 602 and the second bevel gear 603, and accordingly the extending table 503 is driven to rotate, and driving force is provided for the whole extending mechanism 5 through the driving assembly 6.

The platform 4 and the extension platform 503 are movably provided with the positioning pins 8 through a plurality of holes, and the positioning pins 8 can be positioned after the extension platform 503 moves to a designated position, so that safety accidents caused by unnecessary rotation of the extension platform 503 in the working process are prevented.

The leveling pad 9 is arranged on the upper end face of the extension table 503, and the leveling pad 9 is used for heightening the surface of the extension table 503 and being parallel to the upper end face of the platform 4, so that the passage of constructors is facilitated.

One side of the lower end surface of the extension table 503 is provided with a balancing weight 10, and the balancing weight 10 is helpful to keep the gravity center of the extension table 503 from being greatly deviated during the working process, so as to further improve the balance and stability.

The working principle of the utility model is as follows: when the highway bridge construction lifting platform with the adjustable bearing space is used, constructors are firstly arranged to stand on the platform 4, then the hydraulic press 204 is started, the hydraulic press 204 pushes the driving rod 203 forwards, under the action of the hydraulic press 204 and the driving rod 203, the first mounting seat 201 approaches the second mounting seat 2011 along the sliding groove until the first mounting seat moves to a designated position, at the moment, the distance between the supporting rod groups 202 is reduced under the driving of the first mounting seat 201, so that the effect of driving the upper platform 4 and the extending platform 503 to rise is realized, then the motor 601 is started, the motor 601 drives the bushing 502 to rotate around the mounting column 501 through the first conical gear 602 and the second conical gear 603, so as to drive the extending platform 503 to rotate, and the extending platform 503 is rotated to one side of the highway bridge to be constructed, at this time, a constructor can stand on the extension table 503 to construct, after the construction is completed, the constructor moves onto the platform 4, the motor 601 is started again, the bushing 502 is driven to rotate around the mounting column 501 by the first bevel gear 602 and the second bevel gear 603, the extension table 503 is rotated to the next construction position to wait for continuous construction, when the extension table 503 rotates, the first connecting rod 701 at the upper end of the extension table 503 synchronously rotates along with the first chute 702 through the pulley, meanwhile, the supporting plate 703 at the lower end synchronously rotates along with the second chute 705 through the second connecting rod 704 and the pulley, enough supporting force and stability are provided for the extension table 503, and when the construction is completed, the hydraulic press 204 is started to retract the driving rod 203; the lifting platform has a simple structure and a reasonable design, realizes flexible adjustment of the bearing space of the lifting platform through the extending mechanism 5, effectively expands the single construction radius of the aerial operation of constructors, avoids the frequent up-down lifting platform position adjustment of the lifting platform in the construction process, improves the working efficiency of the constructors, ensures the stability of the extending mechanism 5 in the working process through the stabilizing component 7, provides enough supporting force for the extending platform 503, further improves the stability of the whole lifting platform, and meets the safety requirement in the construction process.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a bear space adjustable highway bridge construction elevating platform, includes base (1), its characterized in that: the lifting mechanism is arranged on the upper end face of the base (1), the mounting table (3) is arranged at the upper end of the lifting mechanism (2), the platform (4) and the extension mechanism (5) are arranged at the upper end of the mounting table (3), the driving assembly (6) is arranged in the platform (4), and the stabilizing assemblies (7) are arranged at the upper end and the lower end of the extension mechanism (5);

the extension mechanism (5) comprises:

The lower end of the mounting column (501) is arranged on the upper end face of the mounting table (3), and the upper end of the mounting column (501) is connected with the upper end face of the cavity at the lower end of the platform (4);

the bushing (502), bushing (502) are connected with the outer side wall of installing column (501) in a rotating way through steel column and spout, be provided with extension platform (503) on the outer wall of bushing (502).

2. The highway bridge construction lifting platform with adjustable bearing space according to claim 1, wherein: the stabilizing assembly (7) comprises:

The first connecting rod (701), the first connecting rod (701) is arranged on one side of the upper end face of the extension table (503), a first chute (702) is arranged on the lower end face of the platform (4), and the upper end of the first connecting rod (701) is in sliding connection with the first chute (702) through a pulley;

The support plate (703), backup pad (703) set up on the lower terminal surface of extension platform (503), the lower extreme of backup pad (703) is provided with a plurality of second connecting rod (704), second spout (705) have been seted up on the up end of mount table (3), the lower extreme of second connecting rod (704) is through setting up pulley and second spout (705) sliding connection.

3. The highway bridge construction lifting platform with adjustable bearing space according to claim 1, wherein: the lifting mechanism (2) comprises:

The first installation seat (201), the first installation seat (201) is arranged at two ends of one side of the upper end face of the base (1), the second installation seat (2011) is arranged at two ends of the other side of the upper end face of the base (1), and the lower end of the first installation seat (201) is in sliding connection with a sliding groove on the base (1) through a sliding block and a pulley;

the support rod group (202), two sides of the upper end and the lower end of the support rod group (202) are respectively connected with the first installation seat (201), the second installation seat (2011) and the installation table (3) through pin shafts;

The driving rod (203) is movably connected between the first mounting seats (201);

The hydraulic machine (204), one side of base (1) up end is provided with hydraulic machine (204), the telescopic link of hydraulic machine (204) is connected with actuating lever (203).

4. The highway bridge construction lifting platform with adjustable bearing space according to claim 1, wherein: the driving assembly (6) comprises:

The motor (601) is arranged in a cavity at the lower end of the platform (4), and the output end of the motor (601) is connected with a first bevel gear (602);

And the second conical gear (603) is arranged on the outer wall of the bushing (502), and the first conical gear (602) is in meshed connection with the second conical gear (603).

5. The highway bridge construction lifting platform with adjustable bearing space according to claim 1, wherein: the platform (4) and the extension platform (503) are provided with positioning pins (8) through a plurality of holes.

6. The highway bridge construction lifting platform with adjustable bearing space according to claim 1, wherein: the upper end face of the extension table (503) is provided with a leveling pad (9).

7. The highway bridge construction lifting platform with adjustable bearing space according to claim 1, wherein: one side of the lower end surface of the extension table (503) is provided with a balancing weight (10).