CN109319694B

CN109319694B - Hoisting equipment

Info

Publication number: CN109319694B
Application number: CN201811181129.1A
Authority: CN
Inventors: 董新营; 席志成; 张文亮; 程旎
Original assignee: Wuhan Marine Machinery Plant Co Ltd
Current assignee: Wuhan Marine Machinery Plant Co Ltd
Priority date: 2018-10-11
Filing date: 2018-10-11
Publication date: 2021-05-28
Anticipated expiration: 2038-10-11
Also published as: CN109319694A

Abstract

The invention discloses hoisting equipment, and belongs to the field of transportation equipment. The hoisting equipment comprises a moving cart, a lifting mechanism, a sliding support and a suspension arm, wherein the moving cart comprises an underframe and a fixed support, the underframe is provided with a plurality of rollers, the fixed support is vertically arranged on the underframe, the sliding support is slidably arranged on the fixed support, the lifting mechanism is arranged on the underframe and is used for driving the sliding support to slide along the vertical direction, one end of the suspension arm is connected to the sliding support, the other end of the suspension arm is provided with a lifting appliance, the fixed support is vertically arranged on the underframe, the sliding support is slidably arranged on the fixed support, so that the sliding support can slide on the fixed support, the suspension arm is arranged on the sliding support, the lifting appliance is arranged on the suspension arm, so that the sliding support can be moved through the lifting mechanism to change the height position of a component hung on the lifting appliance, the lifting equipment can be pushed to change the position of the, the components are conveniently installed in the electrical cabinet.

Description

Hoisting equipment

Technical Field

The invention relates to the field of transportation equipment, in particular to hoisting equipment.

Background

Be provided with more components and parts in the regulator cubicle usually, the regulator cubicle can provide the guard action to these components and parts.

The components in the electrical cabinet are usually installed manually. When components and parts in the installation regulator cubicle, to some great components and parts of weight, need a plurality of staff to assist the completion jointly, but because regulator cubicle inner space is narrow and small, be not convenient for a plurality of staff's coordination work for the operation is inconvenient, and work efficiency is low, and the staff is injured easily moreover.

Disclosure of Invention

The embodiment of the invention provides a hoisting device which can be used for conveniently mounting components in an electrical cabinet. The technical scheme is as follows:

the embodiment of the invention provides hoisting equipment which comprises a movable trolley, a lifting mechanism, a sliding support and a hoisting arm, wherein the movable trolley comprises an underframe and a fixed support, the underframe is provided with a plurality of rollers, the fixed support is vertically arranged on the underframe, the sliding support is slidably arranged on the fixed support, the lifting mechanism is arranged on the underframe, the lifting mechanism is used for driving the sliding support to slide along the vertical direction, one end of the hoisting arm is connected to the sliding support, and the other end of the hoisting arm is provided with a hoisting tool.

Optionally, elevating system includes that stand, first rocking handle, flexibility pull a and runner, the vertical setting of stand is in on the chassis, the runner is located the one end of stand, first rocking handle rotates the setting and is in the middle part of stand, the flexibility is pulled a and is the strip, the flexibility pull the one end of piece with sliding support connects, the flexibility is pulled a and is walked around the runner, the flexibility is pulled the other end of piece and is connected on the first rocking handle.

Optionally, the sliding support has a horizontal guide rail, a sliding block is slidably disposed on the horizontal guide rail, and the suspension arm is connected to the sliding block.

Optionally, a sliding block driving mechanism is arranged on the fixed bracket and used for driving the sliding block to slide along the horizontal guide rail.

Optionally, the slider driving mechanism includes a second handle, a driving chain, a first sprocket and a second sprocket, the first sprocket and the second sprocket are respectively disposed at two ends of the horizontal guide rail, the second handle is coaxially connected to the first sprocket, the driving chain bypasses the first sprocket and the second sprocket, the slider is located between the first sprocket and the second sprocket, and two ends of the driving chain are both fixedly connected to the slider.

Optionally, the boom is a length adjustable rod.

Optionally, the boom comprises a telescopic cylinder.

Optionally, the davit includes forearm and postbrachium, the one end of postbrachium is connected on the sliding support, the other end of postbrachium with the one end of forearm is connected, the hoist is located the other end of forearm, forearm with one of postbrachium is the tubular structure, another activity cartridge in forearm with in the postbrachium is in forearm with one of postbrachium.

Optionally, a weight box is arranged on the underframe.

Optionally, at least one of the rollers is provided with a brake device.

The technical scheme provided by the embodiment of the invention has the following beneficial effects: through vertical installation fixed bolster on the chassis, slidable mounting sliding support on the fixed bolster for sliding support can slide on the fixed bolster, through installing the davit at sliding support, sets up the hoist on the davit, makes and to remove sliding support through elevating system, changes the high position of hanging the components and parts on the hoist, through set up the gyro wheel on the chassis, makes can promote lifting device, changes the position of components and parts, conveniently installs components and parts in the regulator cubicle.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a hoisting device provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of another hoisting device provided by the embodiment of the invention;

FIG. 3 is a right side view of FIG. 2;

fig. 4 is a schematic partial structure diagram of a hoisting device provided in an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of a hoisting device provided in an embodiment of the present invention. As shown in fig. 1, the lifting apparatus includes a moving cart 10, a lifting mechanism 20, a sliding support 30, and a boom 40.

The mobile cart 10 comprises a chassis 11 and a stationary support 12.

The chassis 11 is provided with a plurality of rollers 111, the fixed bracket 12 is vertically installed on the chassis 11, and the sliding bracket 30 is slidably installed on the fixed bracket 12. The lifting mechanism 20 is provided on the base frame 11, and the lifting mechanism 20 is used for driving the sliding bracket 30 to slide in the vertical direction.

One end of the boom 40 is connected to the sliding support 30, and the other end of the boom 40 is provided with a spreader 50.

Through vertical installation fixed bolster on the chassis, slidable mounting sliding support on the fixed bolster for sliding support can slide on the fixed bolster, through installing the davit at sliding support, sets up the hoist on the davit, makes and to remove sliding support through elevating system, changes the high position of hanging the components and parts on the hoist, through set up the gyro wheel on the chassis, makes can promote lifting device, changes the position of components and parts, conveniently installs components and parts in the regulator cubicle.

As shown in FIG. 1, the chassis 11 may include a connecting rod 112 and a plurality of roller mounting rods 113. One portion of the plurality of roller mounting bars 113 is located at one side of the connecting bar 112, and the other portion of the plurality of roller mounting bars 113 is located at the other side of the connecting bar 112. One end of the roller mounting rod 113 is connected with the connecting rod 112, the other end of the roller mounting rod 113 is provided with a roller 111, and the plurality of roller mounting rods 113 can be perpendicular to the connecting rod 112. The base frame 11 is simple in structure and convenient to extend into an electrical cabinet to place components. The roller mounting bar 113 may be in contact with the parallel boom 40.

The connecting rod 112 and the plurality of roller mounting rods 113 may be welded or bolted.

The connecting rod 112 and the plurality of roller mounting rods 113 may be arranged in a common plane or in different horizontal planes.

Optionally, at least one of the rollers 111 may be provided with a brake device to facilitate braking of the mobile cart 10.

The fixed bracket 12 may include two parallel spaced vertical guide rails 121, and the sliding bracket 30 is slidably disposed on the two vertical guide rails 121. The bottom ends of the two vertical guide rails 121 may be connected to both ends of the connecting rod 112, respectively, and a reinforcing rod 122 may be connected between the top ends of the two vertical guide rails 121 to improve the structural strength of the fixing bracket 12.

The two vertical guide rails 121, the reinforcing rod 122 and the connecting rod 112 can be welded or bolted.

Optionally, the fixed bracket 12 may further be provided with a handrail 123, and the hoisting device may be conveniently pushed through the handrail 123. There may be two handrails 123, and the two handrails 123 are respectively disposed on the two vertical guide rails 121.

As shown in fig. 1, a weight box 114 may also be provided on the chassis 11. The stability of the hoisting equipment can be improved by placing a heavy object in the weight box 114, and the hoisting equipment is prevented from falling.

The weight box 114 may be fixed to the chassis 11 to avoid the risk of the weight box 114 falling off during use. The weight box 114 may be welded to the chassis 11. Or fixed on the underframe 11 by bolts for convenient disassembly and assembly.

The weight box 114 and the boom 40 may be located on opposite sides of the mounting bracket 12 to further improve the stability of the lifting apparatus during the lifting of components.

Fig. 2 is a schematic structural diagram of another hoisting device provided by an embodiment of the present invention. Fig. 3 is a right side view of fig. 2. Referring to fig. 2 and 3, the lifting mechanism 20 may include a column 21, a first handle 22, a flexible traction member 23, and a wheel 24. The upright post 21 is vertically arranged on the base frame 11, the rotating wheel 24 is arranged at one end of the upright post 21, and the first hand crank 22 is rotatably arranged in the middle of the upright post 21. The flexible traction piece 23 is in a strip shape, one end of the flexible traction piece 23 is connected with the sliding support 30, the flexible traction piece 23 bypasses the rotating wheel 24, and the other end of the flexible traction piece 23 is connected to the first rocking handle 22. By rotating the first handle 22, the flexible pulling member 23 is pulled, and the sliding bracket 30 is pulled by the flexible pulling member 23, so that the height position of the sliding bracket 30 is changed. The two vertical guide rails 121 may be arranged symmetrically about the upright 21.

Alternatively, the flexible traction element 23 may be a chain and the wheel 24 a sprocket. In addition, the flexible traction element 23 may be a wire rope, cable, etc., and the wheel 24 may be a pulley.

The length of the flexible traction element 23 can be set as required, when the flexible traction element 23 is not wound on the first hand crank 22, the sliding support 30 is at the lowest position, the component can be connected to the lifting appliance 50 at this time, and after the first hand crank 22 is rotated, the flexible traction element 23 is wound on the first hand crank 22, so that the lifting appliance 50 is pulled to rise.

As shown in fig. 1, the sliding bracket 30 may have a horizontal rail 31, a sliding block 32 is slidably disposed on the horizontal rail 31, and a suspension arm 40 is connected to the sliding block 32. Therefore, the sliding block 32 can slide along the horizontal guide rail 31, and the horizontal position of the sliding block 32 is changed, so that components are moved in the horizontal direction, and the components are further conveniently installed in the electrical cabinet.

The fixing bracket 12 may be rectangular, and the horizontal guide rail 31 is connected between a set of opposite sides of the rectangle, so that the fixing bracket 12 not only has a simple structure, but also the horizontal guide rail 31 can play a role in improving the structural strength of the fixing bracket 12.

Further, a slide block driving mechanism may be provided on the fixed bracket 12 for driving the slide block 32 to slide along the horizontal guide rail 31. The components can be further conveniently moved in the horizontal direction by arranging the slide block driving mechanism.

Fig. 4 is a schematic partial structure diagram of a hoisting device provided in an embodiment of the present invention. As shown in fig. 4, the slider driving mechanism may include a second handle 61, a driving chain 62, a first sprocket 63, and a second sprocket 64. The first chain wheel 63 and the second chain wheel 64 are respectively arranged at two ends of the horizontal guide rail 31, and the second handle 61 is coaxially connected with the first chain wheel 63. The driving chain 62 passes around the first chain wheel 63 and the second chain wheel 64, the sliding block 32 is positioned between the first chain wheel 63 and the second chain wheel 64, and both ends of the driving chain 62 are fixedly connected to the sliding block 32. When the second handle 61 is rotated, the second handle 61 drives the first chain wheel 63 to rotate, the first chain wheel 63 drives the driving chain 62 to rotate, and the driving chain 62 drives the sliding block 32 fixedly connected with the driving chain 62, so that the suspension arm 40 can be adjusted in the horizontal direction, and the position of the component can be moved.

Alternatively, boom 40 may be a length adjustable rod. The length of the suspension arm 40 extending into the electrical cabinet can be conveniently adjusted, and further the installation of components is convenient.

As shown in fig. 1, boom 40 may include a front arm 41 and a rear arm 42. One end of the rear arm 42 is connected to the slide bracket 30, the other end of the rear arm 42 is connected to one end of the front arm 41, and the hanger 50 is provided at the other end of the front arm 41. The rear arm 42 is a tubular structure, and the front arm 41 is movably inserted in the rear arm 42. So that the overall length of the boom arm 40 can be varied by adjusting the length of the front arm 41 extending beyond the rear arm 42.

In other embodiments, the front arm 41 may be provided as a tubular structure, and the rear arm 42 may be movably inserted into the front arm 41.

Furthermore, the rear arm 42 may be inserted with a positioning pin 43, the front arm 41 may be provided with a plurality of pin holes 41a at intervals along the length direction of the front arm 41, and after the front arm 41 is adjusted to extend out of the rear arm 42, the positioning pin 43 may be inserted into the pin hole 41a, thereby preventing the front arm 41 from loosening.

In other embodiments of the present invention, boom 40 may also include a telescopic cylinder. The body of the telescopic cylinder may be fixed to the sliding bracket 30, and the hanger 50 may be fixed to the piston rod of the telescopic cylinder. The telescopic oil cylinder is adopted to facilitate the installation of components, and the suspension arm 40 can be telescopic in the process of hoisting the components.

As shown in fig. 1, the spreader 50 may include a boom 51, the boom 51 is connected to the boom 40 at a middle portion thereof, and the boom 51 is provided with rings 52 at both ends thereof.

The hanger rod 51 can be rotatably connected with the hanger arm 40, so that the hanger rod 51 can be conveniently rotated in the installation process to adjust the posture of the component, and further the installation of the component is convenient.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The hoisting equipment is characterized by comprising a mobile cart (10), a lifting mechanism (20), a sliding support (30) and a hoisting arm (40), wherein the mobile cart (10) comprises a base frame (11) and a fixed support (12), the base frame (11) is provided with a plurality of rollers (111), the fixed support (12) is vertically arranged on the base frame (11), the sliding support (30) is slidably arranged on the fixed support (12), the lifting mechanism (20) is arranged on the base frame (11), the lifting mechanism (20) is used for driving the sliding support (30) to slide along the vertical direction, one end of the hoisting arm (40) is connected onto the sliding support (30), the other end of the hoisting arm (40) is provided with a hoisting tool (50), the hoisting tool (50) comprises a hoisting rod (51), and the middle part of the hoisting rod (51) is connected with the hoisting arm (40), the jib (51) with jib (40) rotate to be connected, the both ends of jib (51) are provided with rings (52) respectively, sliding bracket (30) include the rectangle frame, sliding bracket (30) have a horizontal guide rail (31), the both ends of horizontal guide rail (31) with the rectangle frame is connected, it is equipped with slider (32) to slide on horizontal guide rail (31), jib (40) are connected on slider (32), jib (40) include forearm (41) and postbrachium (42), the one end of postbrachium (42) is connected on sliding bracket (30), the other end of postbrachium (42) with the one end of forearm (41) is connected, hoist (50) are located the other end of forearm (41), postbrachium (42) are tubular structure, forearm (41) activity cartridge is in postbrachium (42), still cartridge has locating pin (43) on back arm (42), on forearm (41) along the length direction interval of forearm (41) is provided with a plurality of pinhole (41a), locating pin (43) are located in pinhole (41 a).

2. Hoisting device according to claim 1, characterized in that the lifting mechanism (20) comprises a column (21), a first crank handle (22), a flexible traction member (23) and a runner (24), the column (21) is vertically arranged on the base frame (11), the runner (24) is arranged at one end of the column (21), the first crank handle (22) is rotatably arranged in the middle of the column (21), the flexible traction member (23) is in the shape of a strip, one end of the flexible traction member (23) is connected with the sliding support (30), the flexible traction member (23) bypasses the runner (24), and the other end of the flexible traction member (23) is connected to the first crank handle (22).

3. Hoisting device according to claim 1, wherein the fixed bracket (12) is provided with a slide block driving mechanism for driving the slide block (32) to slide along the horizontal guide rail (31).

4. The hoisting device according to claim 3, wherein the slide block driving mechanism comprises a second crank handle (61), a driving chain (62), a first chain wheel (63) and a second chain wheel (64), the first chain wheel (63) and the second chain wheel (64) are respectively arranged at two ends of the horizontal guide rail (31), the second crank handle (61) is coaxially connected with the first chain wheel (63), the driving chain (62) bypasses the first chain wheel (63) and the second chain wheel (64), the slide block (32) is positioned between the first chain wheel (63) and the second chain wheel (64), and two ends of the driving chain (62) are fixedly connected on the slide block (32).

5. Hoisting device according to any one of claims 1-4, characterized in that a weight box (114) is arranged on the chassis (11).

6. Hoisting device according to any one of claims 1-4, characterized in that at least one of the rollers (111) is provided with a braking device.