CN217300583U - Rotatable telescopic work platform and tunnel work platform car thereof - Google Patents

Abstract

The utility model provides a rotatable telescopic working platform and a tunnel working platform vehicle thereof, which relate to the technical field of tunnel construction equipment and comprise a main platform mechanism, a telescopic platform mechanism and a rotary support mechanism; the main platform mechanism can rotate relative to a bearing mechanism of the tunnel working platform vehicle by arranging the rotary supporting mechanism on the main platform mechanism; the telescopic platform mechanism is arranged on one side of the main platform mechanism, which is far away from the ground, and can drive the platform assembly to lift on the main platform mechanism through the telescopic assembly, so that the working platform can meet the railway transportation clearance in the tunnel in a transportation state; under the construction state, the number of layers of the working platform can be increased, and the construction requirement of the full section of the tunnel is met. This rotatable telescopic work platform can expand or pack up in the very short time, need not the workman and builds interim simple and easy work platform in the tunnel, has practiced thrift a large amount of labours and engineering time.

Description

Rotatable telescopic work platform and tunnel work platform car thereof

Technical Field

The utility model relates to a tunnel construction equipment technical field especially relates to a rotatable telescopic work platform and tunnel work platform car thereof.

Background

With the rapid development of high-speed railways, the tunnels can be damaged to different degrees due to the long-term overhaul, and the damage is serious. The section of the high-speed rail double-line tunnel is larger, the time for opening a maintenance window is shorter, and large-scale mechanical equipment cannot adapt to field working conditions due to the problems of cable exposure in the tunnel, process interference and the like. In the prior art, a tunnel renovation generally adopts a detachable simple working platform, the tunnel is assembled after being blocked, and then the tunnel is moved to an operation point, and all facilities are detached before the tunnel is opened. The platform needs a large amount of labor and consumes a long time, and the simple working platform needs to be disassembled and assembled in each operation, so that the repeated labor is realized, and the traffic-enclosed precious time cannot be fully utilized.

Disclosure of Invention

In order to solve the technical problem, the present disclosure provides a rotatable telescopic work platform and a tunnel work platform vehicle thereof.

The utility model provides a rotatable telescopic working platform, which comprises a main platform mechanism, a telescopic platform mechanism and a rotary supporting mechanism;

a rotary supporting mechanism is arranged on one side, close to the ground, of the main body platform mechanism and is used for being in rotary connection with a bearing mechanism of the tunnel working platform vehicle;

the telescopic platform mechanism is arranged on one side, far away from the ground, of the main platform mechanism and comprises a telescopic assembly and a platform assembly, the telescopic assembly is arranged on the main platform mechanism, and the platform assembly is arranged on one side, far away from the main platform mechanism, of the telescopic platform mechanism.

Optionally, the main body platform mechanism comprises a first platform, a second platform and a main support frame; the first platform is arranged on one side, close to the ground, of the main support frame, the second platform is arranged on one side, far away from the ground, of the main support frame, and a ladder stand is arranged between the first platform and the second platform.

Optionally, the platform assembly comprises a third platform and two auxiliary platforms, and the two auxiliary platforms are arranged on two sides of the third platform.

Optionally, the telescopic assembly comprises a plurality of guide shoes, a first guide rail and a second guide rail, and the plurality of guide shoes are arranged on the main body platform mechanism; one side of the first guide rail, which is far away from the main body platform mechanism, is connected with the third platform, and one side of the second guide rail, which is far away from the main body platform mechanism, is connected with the auxiliary platform; each first guide rail or second guide rail is in sliding fit with one guide shoe.

Optionally, the length of the first rail is greater than the length of the second rail.

Optionally, positioning elements are arranged between the guide shoe and the first and second guide rails.

Optionally, the system further comprises a first jack and a second jack, the first jack and the second jack are both arranged on the main platform mechanism, the telescopic section of the first jack is connected with the third platform, and the telescopic section of the second jack is connected with the auxiliary platform.

Optionally, the third platform is rectangular, and the first guide rails are arranged at four corners of the third platform; the auxiliary platform is rectangular, and the second guide rails are arranged at four corners of the third platform.

Optionally, the foldable platform mechanism further comprises a first foldable platform and a second foldable platform; the first folding platform is hinged with the main body platform mechanism, and the second folding platform is hinged with the platform assembly.

The utility model also provides a tunnel work platform car, including foretell rotatable telescopic work platform.

Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:

according to the rotatable telescopic working platform provided by the disclosure, the main body platform mechanism can rotate relative to the bearing mechanism of the tunnel working platform vehicle by arranging the rotary supporting mechanism on the main body platform mechanism; the telescopic platform mechanism is arranged on one side of the main platform mechanism, which is far away from the ground, and can drive the platform assembly to lift on the main platform mechanism through the telescopic assembly, so that the working platform has a small section in a retracted transportation state, and can meet railway transportation clearance in a tunnel; in a construction state, the number of layers of the working platform can be increased. This rotatable telescopic work platform, by the tunnel work platform car bear the mechanism with this work platform transport to construction position after, accessible gyration supporting mechanism makes main part platform mechanism rotate to the state that spanes two orbits, rise to the platform subassembly through flexible subassembly and set for the height after, can satisfy the full sectional construction requirement in tunnel, this platform can expand or pack up in the extremely short time, need not the workman and build interim simple and easy work platform in the tunnel, a large amount of labours and engineering time have been practiced thrift.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of a rotatable telescoping work platform according to an embodiment of the present disclosure;

FIG. 2 is a side view of a rotatable telescoping work platform according to an embodiment of the present disclosure;

FIG. 3 is a schematic view of a third platform and a first rail according to an embodiment of the present disclosure;

FIG. 4 is a schematic view of an accessory platform and a second rail according to an embodiment of the present disclosure;

FIG. 5 is a partial schematic view of a telescoping platform mechanism according to an embodiment of the disclosure;

FIG. 6 is a schematic view of a stowed, rotatable telescoping work platform according to an embodiment of the present disclosure;

FIG. 7 is a schematic view of an expanded rotatable telescoping work platform according to an embodiment of the present disclosure.

Wherein, 1, the main body platform mechanism; 2. a telescopic platform mechanism; 21. a third platform; 22. an auxiliary platform; 23. a guide shoe; 24. a first guide rail; 25. a second guide rail; 26. a first jack; 27. a second jack; 28. angle steel; 3. a rotary support mechanism; 4. steel wire mesh; 5. a folding platform mechanism; 51. a first folding platform; 52. a second folding platform; 6. a connecting plate; 7. a support plate; 8. the ladder is climbed.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced in other ways than those described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.

As shown in fig. 1, the present disclosure provides a rotatable telescopic working platform, which includes a main platform mechanism 1, a telescopic platform mechanism 2, and a rotary support mechanism 3; a rotary supporting mechanism 3 is arranged on one side, close to the ground, of the main body platform mechanism 1, and the rotary supporting mechanism 3 is used for being in rotary connection with a bearing mechanism of the tunnel working platform vehicle; the telescopic platform mechanism 2 is arranged on one side, far away from the ground, of the main platform mechanism 1, the telescopic platform mechanism 2 comprises a telescopic assembly and a platform assembly, the telescopic assembly is arranged on the main platform mechanism 1, and the platform assembly is arranged on one side, far away from the main platform mechanism 1, of the telescopic platform mechanism 2.

According to the telescopic working platform, the main body platform mechanism 1 can rotate relative to a bearing mechanism of the tunnel working platform vehicle by arranging the rotary supporting mechanism 3 on the main body platform mechanism 1; the telescopic platform mechanism 2 is arranged on one side of the main platform mechanism 1, which is far away from the ground, and can drive the platform assembly to lift on the main platform mechanism 1 through the telescopic assembly, so that the working platform can meet the size requirement of railway transportation in a tunnel in a transportation state; under the construction state, the number of layers of the working platform can be increased.

Foretell rotatable telescopic work platform, carry this work platform to construction position by the mechanism of bearing of tunnel work platform car after, accessible gyration supporting mechanism 3 makes main part platform mechanism 1 rotate to the state that spanes two orbits, rise to the platform subassembly through flexible subassembly and set for the height after, can provide the operation space of the full girth in tunnel, this platform can expand or pack up in the extremely short time, need not the workman and builds interim simple and easy work platform in the tunnel, a large amount of labours and engineering time have been practiced thrift.

In some embodiments, the main body platform mechanism 1 comprises a first platform, a second platform and a main support frame; the first platform is arranged on one side, close to the ground, of the main support frame, the second platform is arranged on one side, far away from the ground, of the main support frame, and the ladder stand 8 is arranged between the first platform and the second platform. Specifically, the rotary supporting mechanism 3 is disposed on a first platform, and the telescopic platform mechanism 2 is disposed on a second platform. Preferably, a steel wire mesh 4 is arranged between the first platform and the second platform, and is used for guaranteeing the safety of constructors.

In some embodiments, the telescopic platform assembly includes a third platform 21 and two auxiliary platforms 22, and the two auxiliary platforms 22 are disposed on two sides of the third platform 21. Specifically, the third platform 21 and the auxiliary platform 22 are each a plate-shaped structure for providing a working space for a constructor. Preferably, as shown in fig. 6 and 7 in combination, a detachable connection plate 6 is provided between the third platform 21 and the auxiliary platform 22 for the passage of the applicator worker; alternatively, the connecting plate 6 is made of wood. Preferably, the third platform 21 is provided with a climbing passage, and at least part of the ladder 8 passes through the climbing passage.

As shown in fig. 2 to 4, in some embodiments, the telescopic assembly includes a plurality of guide shoes 23, a first guide rail 24 and a second guide rail 25, the plurality of guide shoes 23 being provided on the main body platform mechanism 1; one side of the first guide rail 24, which is far away from the main body platform mechanism 1, is connected with the third platform 21, and one side of the second guide rail 25, which is far away from the main body platform mechanism 1, is connected with the auxiliary platform 22; each of the first rail 24 or the second rail 25 is slidably engaged with one of the guide shoes 23. Preferably, a bottom plate is welded on the main body platform mechanism 1, and the guide shoe 23 is fixed on the bottom plate; in more detail, a reinforcing rib is arranged between the bottom plate and the main body platform mechanism 1.

In some embodiments, the length of the first rail 24 is greater than the length of the second rail 25. Specifically, when the third platform 21 and the auxiliary platform 22 are both raised to the highest position, the height of the third platform 21 is higher than the height of the auxiliary platform 22.

As shown in fig. 5, in some embodiments, a positioning member is disposed between the guide shoe 23 and each of the first rail 24 and the second rail 25. Specifically, the guide shoe 23, the first guide rail 24 and the second guide rail 25 are all provided with holes capable of being matched with bolts, and the bolts penetrate through the guide shoe 23 and the holes on the first guide rail 24 to fix the height of the third platform 21; bolts can fix the height of the auxiliary platform 22 through the holes on the guide shoe 23 and the second guide rail 25. Preferably, after the first guide rail 24 and the second guide rail 25 are lifted to the designated positions, an angle steel 28 can be arranged between the first guide rail 24 and the main body platform mechanism 1, one side of the angle steel 28 is detachably connected with one side of the first guide rail 24 with a plane, and the other side of the angle steel 28 is detachably connected with the main body platform mechanism 1; meanwhile, an angle steel 28 is arranged between the second guide rail 25 and the main body platform mechanism 1, one side of the angle steel 28 is detachably connected with one side of the second guide rail 25 with a plane, and the other side of the angle steel 28 is detachably connected with the main body platform mechanism 1; in particular, the angle iron 28 described above can increase the stability of the first and second rails 24, 25. Optionally, in some embodiments, a pin is disposed on the guide shoe 23, and an elastic member is disposed between the pin and the guide shoe 23, so that when the opening of the first rail 24 is raised to align with the opening, the pin can be ejected and inserted into the opening for fixing the first rail 24; similarly, when the opening in the second rail 25 is raised to align with the opening, the pin can be ejected and inserted into the opening to secure the second rail 25.

In some embodiments, a first jack 26 and a second jack 27 are further included, the first jack 26 and the second jack 27 are both disposed on the main body platform mechanism 1, the telescopic section of the first jack 26 is connected with the third platform 21, and the telescopic section of the second jack 27 is connected with the auxiliary platform 22. Preferably, the jack is a hydraulic jack. In more detail, the fixed ends of the first jack 26 and the second jack 27 are both disposed on the second platform.

In some embodiments, the third platform 21 is rectangular, and the first guide rails 24 are disposed at four corners of the third platform 21; the auxiliary platform 22 has a rectangular shape, and the second guide rails 25 are provided at four corners of the third platform 21. Preferably, along the length direction of the working platform, a first jack 26 is arranged between the two first guide rails 24, and a second jack 27 is arranged between the two second guide rails 25. Specifically, the first jacks 26 are disposed on two sides of the third platform 21, and the second jacks 27 are disposed on two sides of the auxiliary platform 22, so as to ensure that the third platform 21 and the auxiliary platform 22 are balanced in stress during the ascending process.

In some embodiments, a folding platform mechanism 5 is further included, the folding platform mechanism 5 including a first folding platform 51 and a second folding platform 52; the first folding platform 51 is hinged to the main body platform mechanism 1 and the second folding platform 52 is hinged to the platform assembly. Specifically, there are a plurality of first folding platforms 51, and the plurality of first folding platforms 51 are hinged to the edges of the first platform and the second platform, so as to increase the working area of the plane where the first platform and the second platform are located; the second folding platform 52 is also provided in plurality, and the plurality of second folding platforms 52 are hinged to the edges of the third platform 21 and the auxiliary platform 22, so as to increase the working area of the plane where the third platform 21 and the auxiliary platform 22 are located. Preferably, support rods are disposed between the first folding platform 51 and the main body platform mechanism 1, and between the second folding platform 52 and the telescopic platform mechanism 2, so as to improve the stability of the first folding platform 51 and the second folding platform 52 after being unfolded. Preferably, a detachable connection plate 6 is also provided between the second folding platforms 52 respectively connected to the third platform 21 and the auxiliary platform 22; the second folding platform 52 connected with the third platform 21 is further provided with a support plate 7 for raising the local height of the construction platform.

In some embodiments of the present disclosure, there is also provided a tunnel working platform vehicle, including the above-mentioned rotatable telescopic working platform.

After bearing the mechanism by tunnel work platform car and transporting this work platform to the construction position, accessible gyration supporting mechanism 3 makes main part platform mechanism 1 rotate to the state that spanes two orbits, rise to assigned position with flexible platform mechanism 2, can provide the operation space of the full girth of tunnel after unfolding folding platform mechanism 5, this platform can expand or pack up in the very short time, need not the workman and build interim simple and easy work platform in the tunnel, a large amount of labours and engineering time have been practiced thrift.

In the description of the embodiments of the present disclosure, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present disclosure and for simplification of description, but do not indicate or imply that the structures or devices referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus are not to be construed as limiting the embodiments of the present disclosure.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present disclosure, which enable those skilled in the art to understand or practice the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A rotatable telescopic working platform is characterized by comprising a main body platform mechanism (1), a telescopic platform mechanism (2) and a rotary supporting mechanism (3);

a rotary supporting mechanism (3) is arranged on one side, close to the ground, of the main body platform mechanism (1), and the rotary supporting mechanism (3) is used for being rotatably connected with a bearing mechanism of the tunnel working platform vehicle;

the telescopic platform mechanism (2) is arranged on one side, away from the ground, of the main body platform mechanism (1), the telescopic platform mechanism (2) comprises a telescopic assembly and a platform assembly, the telescopic assembly is arranged on the main body platform mechanism (1), and the platform assembly is arranged on one side, away from the main body platform mechanism (1), of the telescopic platform mechanism (2).

2. The rotatable telescopic work platform according to claim 1, characterized in that the main body platform mechanism (1) comprises a first platform, a second platform and a main support frame; the first platform is arranged on one side, close to the ground, of the main supporting frame, the second platform is arranged on one side, far away from the ground, of the main supporting frame, and a ladder stand (8) is arranged between the first platform and the second platform.

3. The rotatable telescopic work platform according to claim 1, characterized in that the telescopic platform assembly comprises a third platform (21) and auxiliary platforms (22), the number of auxiliary platforms (22) being two, two auxiliary platforms (22) being arranged on both sides of the third platform (21).

4. A rotatable telescopic work platform according to claim 3, characterized in that the telescopic assembly comprises a plurality of guide shoes (23), a first guide rail (24) and a second guide rail (25), a plurality of said guide shoes (23) being provided on the main body platform mechanism (1); the side, far away from the main body platform mechanism (1), of the first guide rail (24) is connected with the third platform (21), and the side, far away from the main body platform mechanism (1), of the second guide rail (25) is connected with the auxiliary platform (22); each of the first guide rail (24) or the second guide rail (25) is slidably fitted with one of the guide shoes (23).

5. The rotatable telescopic work platform according to claim 4, characterized in that the length of the first rail (24) is greater than the length of the second rail (25).

6. A rotatable telescopic work platform according to claim 4, characterized in that positioning elements are arranged between the guide shoe (23) and both the first rail (24) and the second rail (25).

7. The rotatable telescopic work platform according to claim 4, further comprising a first jack (26) and a second jack (27), wherein the first jack (26) and the second jack (27) are both disposed on the main platform mechanism (1), the telescopic section of the first jack (26) is connected with the third platform (21), and the telescopic section of the second jack (27) is connected with the auxiliary platform (22).

8. A rotatable telescopic work platform according to claim 6, characterized in that the third platform (21) is rectangular, the first rails (24) being arranged at the four corners of the third platform (21); the auxiliary platform (22) is rectangular, and the second guide rails (25) are arranged at four corners of the third platform (21).

9. The rotatable telescoping work platform of any of claims 1 to 8, further comprising a folding platform mechanism (5), the folding platform mechanism (5) comprising a first folding platform (51) and a second folding platform (52); the first folding platform (51) is hinged with the main body platform mechanism (1), and the second folding platform (52) is hinged with the platform assembly.

10. A tunnel work platform cart comprising a rotatable telescopic work platform according to any of claims 1 to 9.

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