CN219138308U - Be used for shaft to expand dig construction platform - Google Patents

Abstract

The utility model discloses a shaft expanding and excavating construction platform, which belongs to the technical field of shaft construction platforms and comprises a supporting seat for shaft construction and a double-shaft motor fixed in the supporting seat, wherein the surface of the supporting seat is fixedly connected with a protective guard, two output ends of the double-shaft motor are fixedly connected with guide screws, the outer wall of each guide screw is in threaded connection with a supporting sleeve, a supporting column is slidably connected in each supporting sleeve, a positioning groove is formed in the end face of each supporting column, positioned outside the supporting sleeve, a positioning block is inserted in the positioning groove of each supporting column, a mounting frame is mounted on the end face of each positioning block, positioned outside the supporting column, of each mounting frame is rotatably connected with a supporting wheel, and the surface of each supporting column is fixedly connected with a fixing frame. This a construction platform is dug in expanding for shaft not only can form stable support to the supporting seat in the work progress, guarantees the safety of construction, conveniently carries out the dismouting to mounting bracket and supporting wheel moreover.

Description

Be used for shaft to expand dig construction platform

Technical Field

The utility model belongs to the technical field of shaft construction platforms, and particularly relates to a shaft expansion and excavation construction platform.

Background

The common construction method at present for engineering shaft construction is that a guide well is drilled by a back well, then the guide well is expanded, and the slag sliding and slag discharging treatment is carried out through the guide well. In the process of expanding and digging, the welded ribbed steel bar net or steel plate is mainly used as a construction platform on the present site, and a guide hole is covered, so that the personnel and equipment well descending operation is realized, and the personnel casualties caused by falling into the guide well are prevented.

If the existing lifting cage is used as a construction platform, the lifting cage can be lifted up and down conveniently only by needing to have a larger distance with the inner wall of the vertical shaft, so that constructors are far away from the inner wall of the vertical shaft during construction, deviation is easy to occur during drilling, the construction effect is influenced, the lifting cage is easy to shake, and the balance of the construction force of the constructors is influenced.

Disclosure of Invention

The utility model aims to provide a shaft expanding and excavating construction platform for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a biax motor that is used for shaft to expand dig construction platform, includes the supporting seat that is used for the shaft construction and is fixed in the supporting seat, the fixed surface of supporting seat is connected with the rail guard, and the fixed surface of rail guard is connected with the fixed frame, two output equal fixedly connected with lead screw of biax motor, lead screw's outer wall threaded connection has the support sleeve, sliding connection has the support column in the support sleeve, the constant head tank has been seted up to the support column in the terminal surface of support sleeve outside, and has inserted the locating piece in the constant head tank of support column, the locating piece is located the terminal surface mounting of support column outside has the mounting bracket, and the internal rotation of mounting bracket is connected with the supporting wheel, the fixed surface of support column is connected with the mount.

In a further embodiment, a guide hole is formed in the surface of the fixing frame, a positioning pin is connected in the guide hole on the surface of the fixing frame in a sliding mode, and a positioning hole matched with the positioning pin is formed in the surface of the positioning block.

In a further embodiment, the outer wall of the positioning pin is fixedly connected with a limiting ring, and the outer wall of the positioning pin is sleeved with a fixing spring for supporting the limiting ring.

In a further embodiment, the support column is located the terminal surface fixedly connected with spacing slider of support sleeve inside, and fixedly connected with baffle in the support sleeve, one side of baffle is equipped with the supporting spring that is used for carrying out the support to spacing slider.

In a further embodiment, the outer walls of the two sides of the supporting sleeve are fixedly connected with limiting columns, a rotating groove is formed in the outer wall of one side, far away from the supporting sleeve, of the limiting columns, and limiting balls are rotationally connected in the rotating groove of the limiting columns.

In a further embodiment, four corners of the surface of the fixing frame are provided with threaded holes, and pull rings are connected with the threaded holes on the surface of the fixing frame in a threaded manner.

The utility model has the technical effects and advantages that:

this a construction platform is dug in expanding for shaft drives the lead screw through biax motor and rotates to drive the support sleeve and remove, make two supporting wheels laminating in the both sides outer wall of shaft, thereby can carry out stable support to the supporting seat, avoid this construction platform to produce in the work progress and rock, thereby guarantee the stability in the work progress; support the spacing ring through fixed spring, make the locating pin peg graft in the locating hole of locating piece to can accomplish fast and install mounting bracket and supporting wheel, the pulling locating pin simultaneously makes locating pin and locating piece separation, can accomplish fast and change mounting bracket and supporting wheel, makes things convenient for later maintenance, and this is used for the shaft to expand dig construction platform, not only can form stable support to the supporting seat in the work progress, guarantees the safety of construction, and the convenience is dismantled and assembled mounting bracket and supporting wheel moreover.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the junction of the support base and the mounting bracket of the present utility model;

FIG. 3 is an enlarged view of FIG. 2A in accordance with the present utility model;

fig. 4 is an enlarged view of the present utility model at B in fig. 2.

In the figure: 1. a support base; 11. a guard rail; 12. a fixed frame; 13. a pull ring; 2. a biaxial motor; 21. a lead screw; 22. a support sleeve; 23. a partition plate; 24. a support spring; 25. a limit sliding block; 26. a support column; 27. a limit column; 28. limiting balls; 3. a positioning block; 31. a mounting frame; 32. a support wheel; 33. a fixing frame; 34. a positioning pin; 35. a limiting ring; 36. and fixing the spring.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

In order to form stable support for the supporting seat 1 in the construction process, as shown in fig. 1, 2 and 3, a protective fence 11 is welded and fixed on the surface of the supporting seat 1, a fixed frame 12 is welded and fixed on the surface of the protective fence 11, threaded holes are formed in four corners of the surface of the fixed frame 12, and pull rings 13 are connected in the threaded holes on the surface of the fixed frame 12 in a threaded manner;

the double-shaft motor 2 is installed on the bottom wall of the inner cavity of the supporting seat 1, the guide screws 21 are fixedly connected to the two output ends of the double-shaft motor 2 through couplings, the thread directions of the two guide screws 21 are opposite, the outer wall of the guide screws 21 is in threaded connection with the supporting sleeve 22, moving holes for the supporting sleeve 22 to move are formed in the outer walls of the two sides of the supporting seat 1, the supporting sleeve 22 is in sliding connection with the supporting column 26, a limit sliding block 25 is fixedly welded on the end face of the supporting column 26, a limit sliding groove for the limit sliding block 25 to move is formed in the supporting sleeve 22, a partition plate 23 is fixedly welded in the supporting sleeve 22, a supporting spring 24 for supporting the limit sliding block 25 is arranged on one side of the partition plate 23, limit posts 27 are fixedly welded on the outer walls of the two sides of the supporting sleeve 22, a rotating groove is formed in the outer wall of one side, far away from the supporting sleeve 22, of the limit posts 27 are in rotating groove, limit balls 28 are rotatably connected with the rotating grooves, and two sliding grooves for the limit balls 28 are formed in the inner walls of the two sides of the supporting seat 1, and when the guide screws 21 rotate, the supporting sleeve 22 can horizontally move in the supporting seat 1;

the constant head tank has been seted up to the terminal surface that support column 26 is located support sleeve 22 outside, and peg graft in the constant head tank of support column 26 has locating piece 3, the locating piece 3 is located the terminal surface welded fastening of support column 26 outside has mounting bracket 31, and rotate through the pivot and be connected with supporting wheel 32 in the mounting bracket 31, drive lead screw 21 rotation through biax motor 2, thereby drive support sleeve 22 and remove, make two supporting wheels 32 laminating in the both sides outer wall of shaft, thereby can carry out stable support to supporting seat 1, avoid this construction platform to produce and rock in the work progress, in the in-process that this construction platform goes up and down, under the elasticity effect of supporting spring 24, make support column 26 stretch out and draw back in support sleeve 22, can make supporting wheel 32 more smooth and easy at the interior wall of uneven shaft removal, under the prerequisite that does not need to start biax motor 2, make supporting wheel 32 laminating mutually with the inner wall of shaft.

In order to facilitate the disassembly and assembly of the mounting frame 31 and the supporting wheel 32, as shown in fig. 2 and 4, the fixing frame 33 is fixed on the surface of the supporting column 26 in a welded manner, the guide hole is formed in the surface of the fixing frame 33, the positioning pin 34 is connected in the guide hole on the surface of the fixing frame 33 in a sliding manner, the positioning hole matched with the positioning pin 34 is formed in the surface of the positioning block 3, the through hole for the positioning pin 34 to move is formed in the surface of the supporting column 26, the limiting ring 35 is fixed on the outer wall of the positioning pin 34 in a welded manner, the fixing spring 36 for supporting the limiting ring 35 is sleeved on the outer wall of the positioning pin 34, the limiting ring 35 is supported through the fixing spring 36, the positioning pin 34 is spliced in the positioning hole of the positioning block 3, so that the mounting frame 31 and the supporting wheel 32 can be quickly installed, the positioning pin 34 is separated from the positioning block 3 by pulling the positioning pin 34, the replacement of the mounting frame 31 and the supporting wheel 32 can be quickly completed, and the later maintenance is convenient.

The working principle of the utility model is as follows:

this a construction platform is dug in expanding for shaft, when using, fixed wire rope and pull ring 13, it is fixed with wire rope and outside hoist engine simultaneously, go up and down this construction platform in the shaft through the cooperation of outside hoist engine and wire rope, start biax motor 2, biax motor 2 drives lead screw 21 and rotates, thereby drive support sleeve 22 and remove, make two supporting wheels 32 laminating in the both sides outer wall of shaft, thereby carry out stable support to supporting seat 1, avoid this construction platform to produce and rock in the work progress, in the in-process that this construction platform goes up and down, under the elasticity effect of supporting spring 24, make support column 26 stretch out and draw back in support sleeve 22, make the support wheel 32 more smooth and easy at the interior wall of uneven shaft removal of support wheel 32 laminating mutually with the shaft under the prerequisite that does not need to start biax motor 2.

In the present utility model, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or that the inventive product is conventionally put in place when used, merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and for example, "connected" may be either a fixed connection, a removable connection, or an integral connection. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description and simplicity of description, and does not indicate or imply that the apparatus or unit referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

Finally, it should be noted that: the above embodiments are only for illustrating the technical aspects of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those of ordinary skill in the art that: modifications and equivalents may be made to the specific embodiments of the utility model without departing from the spirit and scope of the utility model, which is intended to be covered by the claims.

Claims (6)

1. A be used for shaft to expand dig construction platform, including being used for supporting seat (1) of shaft construction and be fixed in biax motor (2) in supporting seat (1), its characterized in that: the utility model discloses a support seat (1) fixed surface is connected with rail guard (11), and fixed surface of rail guard (11) is connected with fixed frame (12), two output of biax motor (2) are all fixedly connected with lead screw (21), the outer wall threaded connection of lead screw (21) has support sleeve (22), sliding connection has support column (26) in support sleeve (22), the constant head tank has been seted up to support column (26) are located the terminal surface of support sleeve (22) outside, and peg graft in the constant head tank of support column (26) has locating piece (3), locating piece (3) are located the terminal surface of support column (26) outside and install mounting bracket (31), and mounting bracket (31) internal rotation is connected with supporting wheel (32), the fixed frame (33) of surface fixedly connected with of support column (26).

2. A shaft extension excavation construction platform as claimed in claim 1, wherein: the surface of the fixing frame (33) is provided with a guide hole, the guide hole on the surface of the fixing frame (33) is connected with a locating pin (34) in a sliding manner, and the surface of the locating block (3) is provided with a locating hole matched with the locating pin (34).

3. A shaft extension excavation construction platform as claimed in claim 2, wherein: the outer wall of the locating pin (34) is fixedly connected with a limiting ring (35), and the outer wall of the locating pin (34) is sleeved with a fixing spring (36) for supporting the limiting ring (35).

4. A shaft extension excavation construction platform as claimed in claim 1, wherein: the support column (26) is located the terminal surface fixedly connected with spacing slider (25) of support sleeve (22) inside, and fixedly connected with baffle (23) in support sleeve (22), one side of baffle (23) is equipped with support spring (24) that are used for carrying out the support to spacing slider (25).

5. The extended excavation construction platform for a shaft of claim 4, wherein: the outer walls of two sides of the support sleeve (22) are fixedly connected with limiting columns (27), a rotating groove is formed in the outer wall of one side, far away from the support sleeve (22), of the limiting columns (27), and limiting balls (28) are rotationally connected in the rotating groove of the limiting columns (27).

6. A shaft extension excavation construction platform as claimed in claim 1, wherein: screw holes are formed in four corners of the surface of the fixed frame (12), and pull rings (13) are connected in the screw holes in the surface of the fixed frame (12) in a threaded mode.

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