CN220033862U

CN220033862U - Portable small-size heavy object hoist device

Info

Publication number: CN220033862U
Application number: CN202321615994.9U
Authority: CN
Inventors: 李肖肖; 陈亚南; 许瑞鹏; 朱君; 彭万顺; 陈良武; 陈飞; 王双旺
Original assignee: China Railway Engineering Equipment Group Technology Service Co Ltd
Current assignee: China Railway Engineering Equipment Group Technology Service Co Ltd
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2023-11-17
Anticipated expiration: 2033-06-25

Abstract

The utility model discloses a portable small-sized heavy object hoisting device, relates to the technical field of hoisting machines, and solves the problems of inconvenient movement and inconvenient lifting adjustment in the prior art. The utility model comprises a supporting beam, wherein two ends of the supporting beam are respectively detachably connected with a main support and an auxiliary frame, a hoisting mechanism is arranged on the supporting beam, the lower ends of the main support and the auxiliary frame are detachably connected with a moving mechanism, and a rocker lifting mechanism for controlling the lifting of the main support is arranged on the main support. By arranging the moving mechanism, the whole movement of the lifting device can be facilitated, and the use is more convenient; through set up rocker elevating system on the main support, can utilize rocker elevating system control main support to go up and down when using, and then promote whole hoist device to satisfy the demand of hoist and mount height. The detachable connection mode is adopted, so that the detachable connection type solar cell panel can be assembled when in use, and can be disassembled and stored when not in use, thereby improving the convenience of use.

Description

Portable small-size heavy object hoist device

Technical Field

The utility model relates to the technical field of hoisting machines, in particular to a portable small-sized heavy object hoisting device.

Background

At present, manual transportation is often adopted in transportation of small cargoes or heavy objects in narrow areas, and particularly when TBM maintenance is carried out, the following defects exist in the existing hoisting device: 1. the bridge crane is used for hoisting conventionally, the bridge crane is easy to use and limited by a site track, and the bridge crane is suitable for hoisting large-scale weights. 2. The crane is adopted for hoisting, a special crane master is needed, the line of sight of the crane master is easy to be blocked, potential safety hazards exist in hoisting, the crane is affected by space during hoisting, and hoisting of a narrow area is difficult to realize. The two lifting modes are mainly applicable to lifting large-sized weights, and are relatively high in cost and difficult to implement for lifting small-sized weights, and cannot be applicable to transporting weights in narrow areas. In this regard, there is a need for a small weight lifting mechanism that occupies a small space and is convenient to use.

The Chinese patent with publication number of CN203568758U discloses a portable simple cargo hoisting machine, which mainly comprises a stand column, a cross beam, a sliding component, a manual control component and a supporting rod, wherein the stand column and the cross beam with a pin shaft can freely stretch and retract, the cross beam is of an I-shaped structure and is provided with a slideway, two ends of the cross beam are provided with cross bars, the cross bars are connected with the stand column into a whole through the pin shaft, and the supporting rod is arranged between the stand column and the cross beam for fixation; the sliding component is arranged in the slideway and is connected with the manual control component with the pulley. The main parts of the utility model can be freely disassembled and assembled, the upright post can be adjusted in height and the cross beam can be adjusted in length according to the practical conditions of use, the volume of the hoisting machine is reduced, and the utility model is suitable for hoisting operation. But in this scheme, the high regulation of stand is inconvenient, needs manual direct to promote the stand, and when the stand and the crossbeam weight on it were heavier, promote intensity of labour is big to this hoisting machine removes inconveniently in the use or when transferring the use, reduces availability factor.

Disclosure of Invention

Aiming at the defects in the background technology, the utility model provides a portable small-sized heavy object hoisting device, which solves the problems of inconvenient movement and inconvenient lifting adjustment of the hoisting device in the prior art.

The technical scheme of the utility model is as follows: the utility model provides a portable small-size heavy object hoist device, includes the supporting beam, and the supporting beam both ends can be dismantled with main support and auxiliary frame respectively and be connected, are equipped with hoisting mechanism on the supporting beam, main support and auxiliary frame lower extreme all can dismantle with moving mechanism and be connected, are equipped with the rocker elevating system that control main support goes up and down on the main support.

Preferably, the main support and the auxiliary support comprise an underframe, a supporting arm is vertically arranged on the underframe in a sliding manner, the supporting arm is connected with a supporting beam in an adjustable manner, and the bottom of the underframe is in plug-in connection with the moving mechanism.

Preferably, the rocker lifting mechanism comprises a supporting block fixedly arranged on the underframe of the main support, a rotating shaft is rotatably arranged on the supporting block, one end of the rotating shaft is connected with the rocking handle, a gear is arranged at the other end of the rotating shaft, a rack part is vertically arranged on the supporting arm of the main support, and the gear is in transmission fit with the rack part.

Preferably, a plurality of first pin holes are formed in the support arm and the underframe in a matched mode, and the support arm is connected with the underframe through first pin fasteners which are in plug-in fit with the first pin holes.

Preferably, the moving mechanism comprises a mounting plate, a mounting cylinder seat is fixedly arranged on the mounting plate, the underframe is in plug-in fit with the mounting cylinder seat, and a self-locking universal wheel is arranged below the mounting plate. Further, a rib plate is arranged between the mounting plate and the mounting cylinder seat.

Preferably, the supporting beam comprises a first cantilever and a second cantilever, the first cantilever and the second cantilever are detachably connected, a plurality of second pin holes are formed in each of the supporting arm, the first cantilever and the second cantilever, and the supporting arm of the main bracket is connected with the first cantilever through a second pin fastener matched with the second pin holes; the supporting arm of the auxiliary frame is connected with the second cantilever through a fifth pin fastener matched with the second pin hole.

Preferably, inclined strut fixing arms are arranged between the supporting arms of the main support and the first cantilever and between the supporting arms of the auxiliary support and the second cantilever, one ends of the inclined strut fixing arms are hinged with the supporting arms, and the other ends of the inclined strut fixing arms are in splicing fit with the corresponding second pin holes through fourth pin fasteners.

Further, a third pin hole is correspondingly formed between the first cantilever and the second cantilever, and the first cantilever and the second cantilever are in plug-in fit and are connected through a third pin fastener penetrating through the third pin hole.

Preferably, the lifting mechanism comprises a motor fixedly arranged on a supporting beam, a fixed pulley is rotatably arranged on the supporting beam, a wire wheel used for winding a wire rope is arranged on an output shaft of the motor, and the wire rope bypasses the fixed pulley and is connected with a lifting hook.

The utility model has the beneficial effects that: according to the utility model, the lifting mechanism driven by the motor is arranged on the supporting beam, so that lifting operation can be performed, and the requirement of quick lifting is met; through setting up supporting beam, can carry out horizontal interval according to the space environment of use and adjust, strong adaptability. By arranging the moving mechanism, the whole movement of the lifting device can be facilitated, and the use is more flexible and convenient; through set up rocker elevating system on the main support, can utilize rocker elevating system control main support to go up and down when using, and then promote whole hoist device to satisfy the demand of hoist and mount height. The detachable connection mode is adopted, so that the detachable connection type solar cell panel can be assembled when in use, and can be disassembled and stored when not in use, thereby improving the convenience of use.

In addition, the hoisting device is convenient to detach, convenient to use in transition after detachment, low in use cost, convenient to move, capable of locking and preventing skid by utilizing the self-locking universal wheels, and convenient to move by people; the adjustable connection mode further enables the applicability of the small-sized heavy object lifting device to be stronger, and the small-sized heavy object lifting device is suitable for lifting small-sized heavy objects or lifting heavy objects in a narrow space. The mechanical mechanism is used for replacing manual hoisting of the small weight, so that the hoisting cost is reduced, and the transportation efficiency of the small weight is improved; solves the problems of inconvenient movement and inconvenient lifting adjustment of the lifting device in the prior art,

drawings

In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required for the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a schematic view of a hoisting device according to the present utility model;

fig. 2 is a schematic diagram of a moving mechanism according to the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 and 2, embodiment 1, a portable small-size heavy object hoist device, including supporting beam 4, set up supporting beam 4, can carry out horizontal interval adjustment according to the space environment of use, strong adaptability. The supporting beam 4 both ends can dismantle with main support 1 and auxiliary frame 2 respectively and be connected, are equipped with hoisting mechanism 3 on the supporting beam 4, and in this embodiment, hoisting mechanism 3 is equipped with the fixed pulley including fixedly establishing the motor on supporting beam 4 on the supporting beam 4 rotation, is equipped with the line wheel that is used for winding wire rope on the output shaft of motor, and wire rope walks around the fixed pulley and is connected with the lifting hook. The lifting mechanism is arranged to carry out the lifting process, so that the lifting requirement is met. The lower ends of the main support 1 and the auxiliary support 2 are detachably connected with the moving mechanism, and the moving mechanism is arranged, so that the whole movement of the lifting device can be facilitated, and the use is more convenient. Be equipped with the rocker elevating system 5 that control main support goes up and down on the main support 1, through setting up rocker elevating system 5, can utilize rocker elevating system 5 control main support 1 to go up and down when using, and then promote whole hoist device to satisfy hoist and mount high demand. In this embodiment, the main support 1 and the auxiliary frame 2 each include a chassis 102, a support arm 103 is vertically slidably disposed on the chassis 102, the support arm 103 is adjustably connected with a support beam, and the bottom of the chassis 102 is in plug-in fit with the moving mechanism. The detachable connection mode is adopted, so that the detachable connection type solar cell panel can be assembled when in use, and can be disassembled and stored when not in use, thereby improving the convenience of use.

When the height adjusting device is applied, the main support 1 is maintained in a vertical state when the height is adjusted, the rocker lifting mechanism 5 is rotated, the height of the main support 1 is changed under the adjusting action of the rocker lifting mechanism 5, the main support 1 drives the supporting beam 4 to lift or fall, and the auxiliary support 2 is adaptively lifted along with the lifting or falling of the supporting beam 4. When the lifting device is lifted, the motor is started, the motor drives the wire wheel to rotate, and synchronously drives the steel wire rope to be wound on the wire wheel, so that the steel wire rope moves on the fixed pulley, and the lifting hook is lifted or lowered by the other end of the steel wire rope. As an alternative use scheme, when the height is adjusted, the auxiliary frame 2 is adjusted to a proper height, and then the main frame 1 is driven by the rocker lifting mechanism 5 to lift and adjust, so that the upper end of the main frame 1 is equal to the upper end of the auxiliary frame 2, and the horizontal state of the supporting cross beam 4 is maintained.

In embodiment 2, on the basis of embodiment 1, the rocker lifting mechanism comprises a supporting block 105 fixedly arranged on the underframe 102 of the main bracket 1, a rotating shaft is rotatably arranged on the supporting block 105, one end of the rotating shaft is connected with a rocking handle 106, a gear 107 is arranged at the other end of the rotating shaft, a rack part 108 is vertically arranged on the supporting arm 103 of the main bracket, and the gear 107 is in transmission fit with the rack part 108. In addition, a plurality of first pin holes 109 are matched and arranged on the supporting arm 103 and the underframe 102, the supporting arm 103 and the underframe 102 are fixedly pinned with the first pin holes 109 through the first pin fixing pieces 110 in a plug-in matching mode, and the adjustment can be performed through switching among different first pin holes 109. In this embodiment, the first pin fastener 110 is a bolt or a pin shaft, a first pin hole is formed in the chassis, a plurality of first pin holes are vertically formed in the supporting arm, and when the length of the supporting arm is changed, the first pin hole in the chassis corresponds to any one of the first pin holes in the supporting arm, and the first pin fastener is inserted to lock the chassis.

When the device is used, the auxiliary frame and the first pin fixing piece 110 of the main frame are pulled out to unlock the supporting arm 103 from the underframe 102, the rocking handle is rocked, the rocking handle drives the rotating shaft to rotate, then the gear is driven to rotate, and the gear and the rack part are matched to finally drive the supporting arm of the main frame to vertically move relative to the underframe 102. Simultaneously, under the connection effect of the supporting beams, the supporting arms of the auxiliary frames are synchronously driven to move upwards, and after the movement is completed, the first pin fixing pieces of the auxiliary frames and the main frames are inserted into the first pin holes to realize locking.

As shown in fig. 2, in embodiment 3, on the basis of embodiment 2, the moving mechanism includes a mounting plate 303, a mounting cylinder seat 301 is fixedly arranged on the mounting plate 303, and the chassis 102 is in plug-in fit with the mounting cylinder seat 301. A self-locking universal wheel 400 is arranged below the mounting plate 303. The self-locking universal wheel is convenient to move, can lock and skid-proof when being lifted, and is convenient to use by people. Wherein, be equipped with the floor 302 between mounting panel 303 and the mounting cylinder seat 301, in this embodiment, set up two rib on every moving mechanism altogether, two rib are located the mounting cylinder seat both sides respectively, set up the floor and can improve joint strength.

Embodiment 4, on the basis of embodiment 3, the supporting beam comprises a first cantilever 101 and a second cantilever 201, the first cantilever 101 and the second cantilever 201 are detachably connected, a plurality of second pin holes 205 are formed on the supporting arm 103, the first cantilever 101 and the second cantilever 201, the supporting arm 103 of the main support is in plug-in fit with the first cantilever 101 and the second pin holes 205 through second pin firmware 206, the supporting arm 103 of the auxiliary support is connected with the second cantilever 201 and the second cantilever 201 through fifth pin firmware 210, and the fifth pin firmware 210 and the second pin firmware 206 can be switched between different second pin holes for adjustable connection. In this embodiment, a second pin hole is formed on the upper portion of the support arm, and a plurality of second pin holes are formed on the first cantilever 101 and the second cantilever 201, and according to the space conditions, the first cantilever or the second cantilever is moved laterally, so that after two second pin holes on the two support arms correspond to one of the first cantilever 101 and one of the second pin holes of the second cantilever 201, the second pin fixing piece and the fifth pin fixing piece are inserted respectively for fixing. The interval between main support and the auxiliary frame can be adjusted to this mode, can satisfy the use scene that the lower space is narrower upper portion space is wider in the service environment.

In addition, in this embodiment, the support arm 103 of the main support is connected to the first cantilever 101, and the support arm 103 of the auxiliary support is connected to the second cantilever 201 through the diagonal-bracing fixing arm 104, the support arm 103 is hinged to one end of the diagonal-bracing fixing arm 104, and the other end of the diagonal-bracing fixing arm 104 is in plug-in fit with the second pin hole 205 through the fourth pin fastener 207. When the corresponding second pin hole between the support arm and the first cantilever 101 or the second cantilever is changed, the second pin hole for connecting the diagonal support arm to the first cantilever or the second cantilever is changed adaptively.

A third pin hole 208 is correspondingly formed between the first cantilever 101 and the second cantilever 201, and the first cantilever 101 and the second cantilever 201 are connected through a third pin fastener 209 penetrating through the third pin hole 208. In this embodiment, the second cantilever is rectangular pipe, and first cantilever is the rectangle pole, has all offered a plurality of third pinholes on first cantilever and the second cantilever, and the third pinhole between the two is pegged graft through two third round pin firmware, realizes fixing between first cantilever and the second cantilever.

In this embodiment, the lifting mechanism is disposed on the first cantilever 101, and the second pin firmware 206, the third pin firmware 209, the fourth pin firmware 207 and the fifth pin firmware 210 are bolts or pins, and are set as bolts or pins, so that the connection form of plugging can be satisfied, the disassembly during the transition use is convenient, and the structure of the connection part is convenient to adjust. When a heavy object is hoisted, the first cantilever and the second cantilever are in an inserted state to be the deepest and locked through the third pin firmware, and then the positions of the second pin firmware, the fourth pin firmware and the fifth pin firmware are adjusted, so that the distance between the main support and the auxiliary support is shortened to be nearest, and the hoisting of the heavy object can be supported. When the object with larger volume is hoisted, the distance between the main support and the auxiliary support is adjusted to be the farthest state in contrast to the adjusting process of hoisting the heavier object, the second pin firmware is spliced with the second pin holes at the ends of the first cantilever and the second cantilever, and meanwhile the splicing state of the first cantilever and the second cantilever is adjusted to be the shallowest in insertion and locked through the third pin firmware, so that the hoisting of the object with large volume is met.

Embodiment 5, on the basis of embodiment 4, as an optional use mode, when hoisting in the narrow area, the second cantilever and the auxiliary frame are detached during use, only the main support, the moving mechanism, the first cantilever and the hoisting mechanism are used for hoisting, the main support is supported or supported to avoid tilting of the main support, the extension length of the support arm of the main support is adjusted, and therefore the height of the first cantilever is adjusted, and the hoisting mechanism is used for hoisting, so that the use mode is suitable for the area with a narrower hoisting space.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a portable small-size heavy object hoist device, includes supporting beam (4), and supporting beam (4) both ends can be dismantled with main support (1) and auxiliary frame (2) respectively and be connected, are equipped with hoisting mechanism (3), its characterized in that on supporting beam (4): the lower ends of the main support (1) and the auxiliary support (2) are detachably connected with the moving mechanism, and a rocker lifting mechanism (5) for controlling the main support (1) to lift is arranged on the main support (1).

2. The portable small weight lifting device of claim 1, wherein: the main support (1) and the auxiliary support (2) comprise an underframe (102), a supporting arm (103) is arranged on the underframe (102) in a vertical sliding mode, the supporting arm (103) is connected with a supporting beam (4) in an adjustable mode, and the bottom of the underframe (102) is matched with the moving mechanism in an inserting mode.

3. The portable small weight lifting device of claim 2, wherein: the rocker lifting mechanism (5) comprises a supporting block (105) fixedly arranged on a bottom frame (102) of the main support (1), a rotating shaft is arranged on the supporting block (105) in a rotating mode, one end of the rotating shaft is connected with a rocking handle (106), a gear (107) is arranged at the other end of the rotating shaft, a rack portion (108) is vertically arranged on a supporting arm (103) of the main support (1), and the gear (107) is in transmission fit with the rack portion (108).

4. A portable small weight lifting device according to claim 3, characterized in that: the support arm (103) and the underframe (102) are provided with a plurality of first pin holes (109) in a matched mode, and the support arm (103) and the underframe (102) are connected through first pin fixing pieces (110) which are in plug-in fit with the first pin holes (109).

5. The portable small-sized weight hoisting device according to any one of claims 2 to 4, wherein: the moving mechanism comprises a mounting plate (303), a mounting cylinder seat (301) is fixedly arranged on the mounting plate (303), the underframe (102) is in plug-in connection with the mounting cylinder seat (301), and a self-locking universal wheel (400) is arranged below the mounting plate (303).

6. The portable small weight lifting device of claim 5, wherein: a rib plate (302) is arranged between the mounting plate (303) and the mounting cylinder seat (301).

7. The portable small-sized weight hoisting device according to any one of claims 2 to 4 and 6, characterized in that: the support beam (4) comprises a first cantilever (101) and a second cantilever (201), the first cantilever (101) and the second cantilever (201) are detachably connected, a plurality of second pin holes (205) are formed in each of the support arm (103), the first cantilever (101) and the second cantilever (201), and the support arm (103) of the main support (1) is connected with the first cantilever (101) through second pin fixing pieces (206) matched with the second pin holes (205); the supporting arm (103) of the auxiliary frame (2) is connected with the second cantilever (201) through a fifth pin fastener (210) matched with the second pin hole (205).

8. The portable small weight lifting device of claim 7, wherein: and inclined support fixing arms (104) are arranged between the supporting arms (103) of the main support (1) and the first cantilever (101) and between the supporting arms (103) of the auxiliary support (2) and the second cantilever (201), one ends of the inclined support fixing arms (104) are hinged with the supporting arms (103), and the other ends of the inclined support fixing arms (104) are in plug-in fit with corresponding second pin holes (205) through fourth pin fasteners (207).

9. The portable small weight lifting device of claim 8, wherein: a third pin hole (208) is correspondingly formed between the first cantilever (101) and the second cantilever (201), and the first cantilever (101) and the second cantilever (201) are in plug-in fit and are connected through a third pin firmware (209) penetrating through the third pin hole (208).

10. Portable small-sized weight lifting device according to claim 1 or 9, characterized in that: the lifting mechanism (3) comprises a motor fixedly arranged on a supporting beam (4), a fixed pulley is rotatably arranged on the supporting beam (4), a wire wheel used for winding a wire rope is arranged on an output shaft of the motor, and the wire rope bypasses the fixed pulley and is connected with a lifting hook.