Hoisting device for trolley assembly

Abstract

The utility model relates to the technical field of hoisting equipment, and discloses a hoisting device for trolley assembly, which comprises a support and an electric hoist, a chute is arranged in the support, a bidirectional screw is arranged in the chute, a sleeve is sleeved on the support, and a second motor is mounted on the inner side of the sleeve. When the first motor drives the two-way screw to rotate, the first connecting piece is driven to move in the sliding groove, the first connecting piece moves to drive the first connecting rod which is rotationally connected to change the angle, so that the sleeve which is connected with the first connecting rod through the second connecting piece moves up and down, and the height of the hoisting device is adjusted; the device can be suitable for tunnels with different heights; when the first motor drives the two-way screw to rotate, the first connecting piece is driven to move in the sliding groove, the first connecting piece moves to drive the first connecting rod which is rotationally connected to change the angle, so that the sleeve which is connected with the first connecting rod through the second connecting piece moves up and down, and the height of the hoisting device is adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting equipment technical field, concretely is a kind of hoisting device for trolley assembly. BACKGROUND

[0002] Trolley is the full name of lining trolley, is the construction equipment of pouring tunnel secondary lining concrete, function is to assist other mechanical use, reduce the labor intensity of worker, since trolley volume is big, spare part is heavy, to facilitate trolley assembly, save the time and manpower of trolley assembly, need to utilize hoisting device auxiliary trolley assembly.

[0003] But since tunnel space is usually relatively narrow, and shape, size is different, traditional fixed hoisting equipment is difficult to adapt, and then need to mobilize the specification of hoisting equipment in advance, lead to waiting time is longer, use flexibility is limited, affect construction progress.Therefore, the technical personnel of the prior art provide a kind of hoisting device for trolley assembly to solve the problems presented in the above background technical. UTILITY MODEL CONTENT

[0004] (I) technical problem solved

[0005] In view of the deficiencies in the prior art, the utility model provides a kind of hoisting device for trolley assembly to solve the problems that since tunnel space is usually relatively narrow, and shape, size is different, traditional fixed hoisting equipment is difficult to adapt, and then need to mobilize the specification of hoisting equipment in advance, lead to waiting time is longer, use flexibility is limited, affect construction progress.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of hoisting device for trolley assembly, including support and electric hoist, the support is opened in sliding slot, support one end is equipped with first motor, the sliding slot is provided with bidirectional screw rod, bidirectional screw rod is threadedly sleeved with first connecting piece, first connecting piece is connected with first connecting rod, the support is sleeved with sleeve pipe, the top end side of sleeve pipe is equipped with second connecting piece, the side of second connecting piece is provided with third connecting piece, third connecting piece is connected with second connecting rod, the other end of second connecting rod is connected with crossbeam, the inside of sleeve pipe is provided with limit rod, the side of limit rod is provided with fourth connecting piece, fourth connecting piece is connected with support rod, the middle part of fourth connecting piece is threadedly sleeved with threaded rod, the inside of sleeve pipe is equipped with second motor.

[0008] Preferably, the first motor is drivingly connected with the bidirectional screw rod, and the second motor is drivingly connected with the threaded rod.

[0009] Preferably, one end of the first connecting rod is rotatably connected with the first connecting piece, and the other end of the first connecting rod is rotatably connected with the second connecting piece.

[0010] Preferably, one end of the second connecting rod is rotatably connected with the third connecting piece, and the other end of the second connecting rod is rotatably connected with the cross beam.

[0011] Preferably, one end of the second connecting rod connected with the cross beam is rotatably connected with the supporting rod, and the other end of the supporting rod is rotatably connected with the fourth connecting piece.

[0012] (Three) beneficial effects

[0013] Compared with the prior art, the utility model provides a kind of hoisting device for trolley assembly, with following beneficial effects:

[0014] When the first motor drives the bidirectional screw to rotate, the first connecting piece moves in the sliding groove, the first connecting piece moves to make the first connecting rod rotatably connected to change angle, so that the sleeve connected by the second connecting piece moves up and down, so as to adjust the height of the hoisting device, so that it can be applied to different height tunnels;When the first motor drives the bidirectional screw to rotate, the first connecting piece moves in the sliding groove, the first connecting piece moves to make the first connecting rod rotatably connected to change angle, so that the sleeve connected by the second connecting piece moves up and down, so as to adjust the height of the hoisting device, so that it can be applied to different height tunnels, the device can be adjusted by height and width to adapt to different specifications of tunnel, avoid the problem that waiting time is relatively long caused by mobilizing hoisting equipment, and high flexibility, without affecting construction progress. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a kind of three-dimensional structure schematic diagram of hoisting device for trolley assembly provided by the embodiment of the application.

[0016] Figure 2 It is the structure schematic diagram of first connecting rod in the hoisting device for trolley assembly provided by the embodiment of the application.

[0017] Figure 3 is a structural schematic view of a second connecting rod in a lifting device for trolley assembly provided by the embodiment of the application.

[0018] In the figure: 1, support; 2, sliding groove; 3, bidirectional screw rod; 4, first motor; 5, first connecting piece; 6, first connecting rod; 7, sleeve; 8, second connecting piece; 9, third connecting piece; 10, second connecting rod; 11, cross beam; 12, electric hoist; 13, support rod; 14, fourth connecting piece; 15, limiting rod; 16, threaded rod; 17, second motor. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] The utility model provides a technical scheme, a lifting device for trolley assembly, please refer to Figure 1 , including support 1 and electric hoist 12, please refer to Figure 2 、 Figure 3 , the support 1 is internally provided with a sliding groove 2, one end of the support 1 is provided with a first motor 4, the sliding groove 2 is provided with a bidirectional screw rod 3, the first connecting piece 5 is threadedly connected to the bidirectional screw rod 3, the first connecting rod 6 is connected to the first connecting piece 5, the sleeve 7 is connected to the support 1, the second connecting piece 8 is mounted on the top side of the sleeve 7, the third connecting piece 9 is arranged on one side of the second connecting piece 8, the second connecting rod 10 is connected to the third connecting piece 9, the cross beam 11 is connected to the other end of the second connecting rod 10, the limiting rod 15 is arranged on the inner side of the sleeve 7, the fourth connecting piece 14 is arranged on one side of the limiting rod 15, the support rod 13 is connected to the fourth connecting piece 14, the threaded rod 16 is threadedly connected to the middle part of the fourth connecting piece 14, the second motor 17 is mounted on the inner side of the sleeve 7, the first motor 4 is drivingly connected to the bidirectional screw rod 3, and the second motor 17 is drivingly connected to the threaded rod 16.

[0021] Please refer to Figure 2 、 Figure 3The other end of the first connecting rod 6 is rotationally connected with the second connecting piece 8, when the first motor 4 drives the bidirectional screw rod 3 to rotate, the first connecting piece 5 is driven to move in the sliding groove 2, the first connecting piece 5 drives the rotationally connected first connecting rod 6 to change the angle, so that the sleeve pipe 7 connected with the second connecting piece 8 moves up and down, so as to adjust the height of the hoisting device, so that it can be applied to tunnels with different heights.

[0022] The hoisting device comprises a support 1, a sleeve pipe 7, a cross beam 11 and an electric hoist 12, wherein the sleeve pipe 7 is slidably sleeved with the support 1, a sliding groove 2 is formed in the support 1, a bidirectional screw rod 3 is arranged in the sliding groove 2, one end of the bidirectional screw rod 3 is rotationally connected with a first motor 4, a first connecting piece 5 is threadedly sleeved on the bidirectional screw rod 3, the first connecting piece 5 is slidably connected with the sliding groove 2, a first connecting rod 6 is rotationally connected with the first connecting piece 5, the other end of the first connecting rod 6 is rotationally connected with a second connecting piece 8 arranged at the upper end of the sleeve pipe 7, when the first motor 4 drives the bidirectional screw rod 3 to rotate, the first connecting piece 5 is driven to move in the sliding groove 2, the first connecting piece 5 drives the rotationally connected first connecting rod 6 to change the angle, so that the sleeve pipe 7 connected with the second connecting piece 8 moves up and down, so as to adjust the height of the hoisting device, so that it can be applied to tunnels with different heights.

[0023] And the upper end side of the sleeve pipe 7 is also provided with a third connecting piece 9, one end of the third connecting piece 9 is rotatably connected with a second connecting rod 10, the other end of the second connecting rod 10 is rotatably connected with a crossbeam 11, the crossbeam 11 is provided with an electric hoist 12, the end of the second connecting rod 10 connecting the crossbeam 11 is also rotatably connected with a supporting rod 13, the other end of the supporting rod 13 is connected with a fourth connecting piece 14, the fourth connecting piece 14 is slidingly connected with a limiting rod 15 on one side of the sleeve pipe 7, a threaded rod 16 is threadedly sleeved in the middle of the fourth connecting piece 14, the bottom of the threaded rod 16 is drivingly connected with a second motor 17, the second motor 17 is fixedly installed on the outer wall of the sleeve pipe 7, when the second motor 17 drives the threaded rod 16 to rotate, the fourth connecting piece 14 can be driven to move up and down, when the fourth connecting piece 14 moves downward, the supporting rod 13 rotates inward to shrink, thereby driving the second connecting rod 10 to rotate downward to shrink, so that the height of the crossbeam is reduced, and when the second connecting rod 10 shrinks downward, the sleeve pipes 7 on both sides can be driven to shrink inward, so that the width of the hoisting device can be adjusted, so that it can be applied to tunnels of different widths.

[0024] It should be noted that, in the present document, relational terms such as first and second and the like can 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. Moreover, 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0025] In the present document, unless otherwise specifically stated and limited, the terms "mount", "set", "connect", "fix", "screw", and the like should be interpreted broadly, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited, the above-mentioned terms can be understood according to the specific meaning in the present application by those skilled in the art.

[0026] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A lifting device for trolley assembly, comprising a support (1) and an electric hoist (12), characterized in that: The support (1) is provided with a chute (2), one end of the support (1) is provided with a first motor (4), the chute (2) is provided with a bidirectional screw rod (3), the first connecting piece (5) is threadedly connected to the bidirectional screw rod (3), the first connecting piece (5) is connected with the first connecting rod (6), the support (1) is provided with a sleeve pipe (7), the second connecting piece (8) is arranged on one side of the top end of the sleeve pipe (7), the third connecting piece (9) is arranged on one side of the second connecting piece (8), the second connecting rod (10) is connected to the third connecting piece (9), the other end of the second connecting rod (10) is connected with the cross beam (11), the inner side of the sleeve pipe (7) is provided with a limiting rod (15), the fourth connecting piece (14) is arranged on one side of the limiting rod (15), the supporting rod (13) is connected to the fourth connecting piece (14), the threaded rod (16) is threadedly connected to the middle portion of the fourth connecting piece (14), and the second motor (17) is arranged on the inner side of the sleeve pipe (7).

2. A lifting device for trolley assembly according to claim 1, characterised in that: The first motor (4) is drivingly connected with the bidirectional screw rod (3), and the second motor (17) is drivingly connected with the threaded rod (16).

3. A lifting device for trolley assembly as claimed in claim 1, wherein: One end of the first connecting rod (6) is rotatably connected with the first connecting piece (5), and the other end of the first connecting rod (6) is rotatably connected with the second connecting piece (8).

4. A lifting device for trolley assembly as claimed in claim 1, wherein: One end of the second connecting rod (10) is rotatably connected with the third connecting piece (9), and the other end of the second connecting rod (10) is rotatably connected with the cross beam (11), and the electric hoist (12) is connected with the cross beam (11).

5. A lifting device for trolley assembly as claimed in claim 1, wherein: One end of the second connecting rod (10) connected with the cross beam (11) is rotatably connected with the supporting rod (13), and the other end of the supporting rod (13) is rotatably connected with the fourth connecting piece (14).

6. A lifting device for trolley assembly as claimed in claim 1, wherein: The fourth connecting piece (14) is slidably connected with the sleeve pipe (7) through the limiting rod (15).

Images