CN216426613U - Lifting platform for bridge maintenance - Google Patents

Abstract

A lifting platform for bridge maintenance belongs to the technical field of bridge maintenance auxiliary devices. The hydraulic lifting device comprises a base and a workbench, wherein a hydraulic lifting component is arranged between the base and the workbench; the preceding of workstation, back both sides all are equipped with the mounting panel, and the workstation below is equipped with extends the platform, and extend the platform and erect between two mounting panels that correspond through the pivot, sets up and still installs rotating assembly on the mounting panel of workstation front side, rotating assembly include the worm wheel and with worm wheel matched with worm, the worm wheel setting is equipped with the mounting that is used for fixed extension platform on the mounting panel at a pivot side end, the lateral part that extends the platform be equipped with mounting matched with mounting two. The utility model discloses a rotating assembly who sets up utilizes the cooperation relation between worm and the worm wheel and extension platform between the transmission connection structure, rotatory handle can overturn extension platform along the pivot for extension platform splices the operating surface of extension workstation with the workstation.

Description

Lifting platform for bridge maintenance

Technical Field

The utility model belongs to the technical field of the auxiliary device is maintained to the bridge, concretely relates to bridge is maintained and is used lift platform.

Background

Need go up and down in bridge maintenance often to use lift platform, the convenience encloses the maintenance processing to each position of bridge, but its workstation area of current lift platform is generally less, and maintainer operating space is limited, and the whole platform of removal that need not stop is maintained, and the maintainer of being under construction on the operation workstation stands unstably easily, deposits the potential safety hazard, also has the workstation of large tracts of land, but its volume is great, inconvenient transport, place and save.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem that exists among the prior art, the utility model aims to provide a can expand workstation operating area, and convenient transport, place and the bridge of storage maintains and use lift platform.

The utility model provides a following technical scheme: a lifting platform for bridge maintenance comprises a base and a workbench, wherein a hydraulic lifting assembly for the workbench is arranged between the base and the workbench; the preceding, the back both sides of workstation all are equipped with the mounting panel, the workstation below is equipped with extends the platform, extends the platform and erects between two mounting panels that correspond through the pivot, sets up and installs rotating assembly on the mounting panel of workstation front side, rotating assembly include the worm wheel and with worm wheel matched with worm.

Preferably, at least one mounting plate is respectively arranged on the front side and the rear side of the workbench.

Preferably, the lateral part of mounting panel is equipped with the installation piece of U type, the worm is installed on the installation piece, and the upper end of worm is equipped with rotatory handle, the worm wheel sets up the tip in pivot one side.

Preferably, the mounting plate is provided with a first fixing part for fixing the extension platform, and the side part of the extension platform is provided with a second fixing part matched with the first fixing part

Preferably, a main body of the fixing part is of a rod-shaped structure, one end of the main body is movably arranged on the mounting plate through the mounting rod, and the other end of the main body is provided with a hook.

Preferably, a supporting piece for supporting the first fixing piece is arranged on the side portion of the mounting plate, the supporting piece is of an L-shaped structure, and a groove installation structure for placing the first fixing piece is formed between the supporting piece of the L-shaped structure and the side portion of the mounting plate.

Preferably, the second fixing member is a ring structure.

Preferably, a backing plate is arranged on the extension platform.

Preferably, a plurality of limiting blocks are arranged on the side part of the workbench.

Through adopting above-mentioned technique, compare with prior art, the beneficial effects of the utility model are as follows:

1) the utility model discloses a rotating assembly who sets up utilizes the cooperation relation between worm and the worm wheel and the transmission connection structure between worm wheel and the extension platform, and rotatory rotation handle can overturn extension platform along the pivot for extension platform splices with the workstation, expands the operation face of workstation, easy operation safety;

2) in the utility model, the extension platform can be fixed by matching and connecting the first fixing piece with the hook and the second fixing piece which is annularly arranged;

3) in the utility model, the overturning of the extension platform can be limited by the arranged limiting block;

4) the utility model discloses in, through set up the backing plate on extending the platform, can eliminate the difference in height between extending platform and the lift work, the maintainer of conveniently standing on lift platform walks about.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

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

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

fig. 5 is a schematic view of the overall structure of the lifting platform when the extension platform is unfolded.

In the figure: 1. a base; 2. a work table; 3. a hydraulic lifting assembly; 4. mounting a plate; 5. a rotating shaft; 6. an extension platform; 7. a worm gear; 8. mounting blocks; 9. a worm; 10. rotating the handle; 11. mounting a rod; 12. a first fixing part; 13. a second fixing part; 14. a support member; 15. a limiting block; 16. a backing plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments of the specification. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

On the contrary, the invention is intended to cover alternatives, modifications, equivalents and alternatives which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in order to provide a better understanding of the present invention to the public, certain specific details are set forth in the following detailed description of the invention. It will be apparent to those skilled in the art that the present invention may be practiced without these specific details.

Referring to fig. 1-5, a lifting platform for bridge maintenance includes a base 1, a workbench 2, a hydraulic lifting assembly 3, an installation plate 4, a rotation shaft 5, an extension platform 6, a worm wheel 7, an installation block 8, a worm 9, a rotation handle 10, an installation rod 11, a first fixing member 12, a second fixing member 13, a support member 14, a limiting block 15, and a backing plate 16.

Specifically, workstation 2 sets up in base 1 top, has set up hydraulic lifting unit 3 between base 1 and the workstation 2, and workstation 2 goes up and down through hydraulic lifting unit 3.

Specifically, workstation 2 is preceding, the back both sides all are equipped with mounting panel 4, and every side mounting panel 4's quantity is two, installs both ends about this side lateral wall with two mounting panel 4 symmetries of one side, all is provided with two stopper 15 on the workstation 2 left and right both ends terminal surface.

Specifically, two extending platforms 6 are respectively arranged at two ends below the workbench 2, the backing plate 16 is installed on the outer end face of the extending platform 6, and the extending platform 6 is erected between the corresponding mounting plates 4 at two sides through the rotating shaft 5.

Specifically, install the rotating assembly on the mounting panel 4 of 2 front sides on the workstation, the rotating assembly comprises worm wheel 7, installation piece 8, worm 9, rotatory handle 10, installation piece 8 is U type structure, install the lateral part at mounting panel 4, all install the bearing on two straight sections of installation piece 8, worm 9 is through two bearing movable mounting on installation piece 8, rotatory handle 10 is installed in worm 9 upper end, worm wheel 7 sets up with the cooperation of worm 9, it is installed at 5 side end in pivot.

Wherein the unfolding helical angle of the worm 7 is smaller than the friction angle of the worm wheel 9 and the worm 7. The worm wheel 9 and the worm 7 are self-locked, only the worm 7 rotates to drive the worm wheel 9 to rotate, and the worm wheel 9 cannot be rotated to drive the worm 7 to rotate.

Specifically, a first fixing part 12 for fixing the extension platform 6 is further arranged on the mounting plate 4, the main body of the first fixing part 12 is of a rod-shaped structure, one end of the main body is movably mounted on the mounting plate 4 through a mounting rod 11, and a hook is arranged at the other end of the main body; the side part of the extending platform 6 is provided with a second fixing piece 13 matched with the first fixing piece 12, and the second fixing piece 13 is of an annular structure.

Specifically, the mounting plate 4 is further provided with a supporting piece 14 for supporting the first fixing piece 12, the supporting piece 14 is of an L-shaped structure, and a groove-shaped structure for placing the first fixing piece 12 is formed between the supporting piece 14 of the L-shaped structure and the side portion of the mounting plate 4.

Utilize the utility model discloses lift platform carries out the bridge enclosure in-process, when needs extension workstation 2's working range, concrete operation as follows:

as shown in fig. 1, the extension platforms 6 on both sides are both in a vertical placement state, the maintainer rotates the rotating handle 10 in the rotating component on one side, the worm 9 drives the worm wheel 7 to rotate, and then the rotating shaft 5 is driven to rotate until the inner side end face of the extension platform 6 abuts against the limiting block 15, the extension platform 6 is in a horizontal position at the moment, the base plate 16 installed on the extension platform 6 is flush with the upper end face of the workbench 2, then the first fixing parts 12 on both sides are rotated, the hooks at the ends of the first fixing parts 12 are placed in the inner holes of the corresponding second annular fixing parts 13, the extension platform 6 is fixed with the workbench 2, the assembly of the extension platform 6 and the workbench 2 on one side can be completed, and then the extension platform 6 on the other side is assembled according to the above steps.

When the splicing structure of the two side extension platforms 6 is disassembled, the concrete process is as follows: firstly, the hook at the end part of the first fixing part 12 on one side is taken out from the inner hole of the corresponding second ring-mounted fixing part 13 and is placed on the support piece 14, then the handle 10 is rotated reversely, under the driving of the worm 9, the worm wheel 7 and the rotating shaft 5, the extension platform 6 corresponding to one side is rotated reversely until the outer end face of the base plate 16 arranged on the extension platform 6 is almost flush with the outer end face of the corresponding side of the workbench 2, and then the assembling structure of the extension platform 6 on the other side is disassembled according to the steps.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (9)

1. A lifting platform for bridge maintenance comprises a base (1) and a workbench (2), wherein a hydraulic lifting assembly (3) for the workbench (2) is arranged between the base (1) and the workbench (2); the method is characterized in that: preceding, the back both sides of workstation (2) all are equipped with mounting panel (4), workstation (2) below is equipped with extension platform (6), and extension platform (6) erect between two mounting panels (4) that correspond through pivot (5), set up and install rotating assembly on mounting panel (4) of workstation (2) front side, rotating assembly include worm wheel (7) and with worm wheel (7) matched with worm (9).

2. The lifting platform for bridge maintenance according to claim 1, characterized in that the front side and the rear side of the working platform (2) are respectively provided with at least one mounting plate (4).

3. The lifting platform for bridge maintenance according to claim 2, wherein the side of the mounting plate (4) is provided with a U-shaped mounting block (8), the worm (9) is mounted on the mounting block (8), the upper end of the worm (9) is provided with a rotating handle (10), and the worm wheel (7) is arranged at the end of one side of the rotating shaft (5).

4. The lifting platform for bridge maintenance according to claim 2, wherein the mounting plate (4) is provided with a first fixing member (12) for fixing the extension platform (6), and the side of the extension platform (6) is provided with a second fixing member (13) matched with the first fixing member (12).

5. The lifting platform for bridge maintenance according to claim 4, wherein the first fixing member (12) has a rod-shaped main body, one end of the main body is movably mounted on the mounting plate (4) through the mounting rod (11), and the other end of the main body is provided with a hook.

6. The lifting platform for bridge maintenance according to claim 5, wherein the side of the mounting plate (4) is provided with a supporting member (14) for supporting the first fixing member (12), the supporting member (14) is of an L-shaped structure, and a slot-mounting structure for placing the first fixing member (12) is formed between the supporting member (14) of the L-shaped structure and the side of the mounting plate (4).

7. The lifting platform for bridge maintenance according to claim 6, wherein the second fixing member (13) is a ring structure.

8. The lifting platform for bridge maintenance according to claim 1, characterized in that the extension platform (6) is provided with a backing plate (16).

9. The lifting platform for bridge maintenance according to claim 1, characterized in that the side of the working platform (2) is provided with a plurality of limiting blocks (15).

Images