CN211169602U - A mobile hoist - Google Patents

Abstract

The utility model discloses a mobile hoisting machine, which comprises a bottom plate, the lower surface of the bottom plate is provided with rollers, the bottom plate is provided with a support frame, the upper end of the support frame is rotatably provided with a mounting seat, and the mounting seat is provided with a cantilever, The drive motor, the reducer and the reel, the input shaft of the reducer is connected with the output shaft of the drive motor, and the output shaft of the reducer is connected with the central shaft of the reel; One end of the cantilever away from the mounting seat is provided with a pulley, a wire rope is wound around the reel, and one end of the wire rope extends along the length of the cantilever and bypasses the pulley to connect with the hanger assembly; A generator is also provided on the side, and the generator is electrically connected with the driving motor. The mobile hoisting machine disclosed by the utility model has the advantages of simple structure and convenient control, which can effectively improve the work efficiency and ensure the personal safety of construction personnel.

Description

A mobile hoist

technical field

The utility model relates to the technical field of hoisting equipment, in particular to a mobile hoisting machine.

Background technique

At present, the elevated greening and beautification project is in full swing, and almost all projects use mechanical shipment and manual installation when installing finished flower boxes. Usually, the weight of a single flower box is about 120 catties, and the height of the anti-collision wall is about 1.2m, so the flower box needs to be raised by about 1.5m before positioning and installation. Combined with the stacker for installation, this installation method not only has low installation efficiency, but also is prone to personnel safety problems.

Utility model content

The technical problem to be solved by the utility model is: to overcome the deficiencies of the prior art, to provide a mobile hoisting machine with simple structure, convenient control, effectively improving work efficiency, and ensuring the personal safety of construction workers.

The technical solution adopted by the utility model is: to provide a mobile hoisting machine, comprising a bottom plate, the lower surface of the bottom plate is provided with rollers, the bottom plate is provided with a support frame, and the upper end of the support frame is along the horizontal direction The rotatable is provided with a mounting seat, and the mounting seat is provided with a cantilever, a drive motor, a reducer and a reel, the input shaft of the reducer is connected with the output shaft of the drive motor, and the output shaft of the reducer is connected to the reel. The central axis of the spool is connected; the cantilever and the mounting seat are arranged obliquely, and a hanger assembly is arranged below the cantilever, the end of the cantilever away from the mounting seat is provided with a pulley, and the spool is wound with a pulley. A steel wire rope, one end of the wire rope extends along the length direction of the cantilever and bypasses the pulley and is connected to the spreader assembly; a generator is also provided on the side of the bottom plate away from the cantilever, and the generator is electrically connected to the drive motor. connect.

Compared with the prior art, the technical scheme of the present utility model has the following advantages:

In the mobile hoisting machine mechanism of the utility model, the generator is used for power supply, and the self-gravity action of the engine plays a role of balancing the weight of the whole hoisting device, effectively ensuring the stability of the center of gravity of the whole device, and will not The risk of tipping occurs; by controlling the steering of the driver to drive the wire rope to move up and down, thereby driving the spreader assembly to move up and down, thereby realizing the safe hoisting of the flower box; the construction personnel control the forward and reverse rotation of the motor through the switch throughout the process, and control the elongation and recovery of the wire rope. Flower box installation; the construction speed is greatly accelerated, which greatly improves the construction efficiency, and at the same time ensures that the construction personnel are always at a safe height and personnel safety.

As an improvement, one end of the cantilever is hinged with the mounting seat, and a hydraulic cylinder for adjusting the inclination angle of the cantilever is provided between the cantilever and the mounting seat. After the hydraulic cylinder is set, the cantilever inclination angle can be adjusted by adjusting the length of the piston rod of the hydraulic cylinder, so as to adjust the hoisting height of the cantilever.

Preferably, the spreader assembly includes a connecting cross bar, two ends of the connecting cross bar are symmetrically provided with hooks, and the steel wire rope is connected at the middle position of the connecting cross bar.

As an improvement, a plurality of connecting plates are evenly arranged on the connecting crossbar along its length direction, and the hooks are detachably arranged on the connecting plates. This structure is mainly used to adjust the spacing between the hooks connecting the two ends of the crossbar, so that the spreader assembly can be applied to a variety of flower box mechanisms of different specifications.

In a further improvement, the cantilever includes several fixed sections, and the several fixed sections are respectively connected by telescopic joints. In this structure, the cantilever is formed by connecting multiple fixed sections and telescopic joints to each other, and the entire length of the cantilever can be adjusted by adjusting the telescopic joints. The structure is simple and the adjustment is convenient.

In a further improvement, the upper end of the support frame is provided with a rotary joint, and the other end of the rotary joint is connected with the mounting seat. This swivel joint structure makes the mounting seat more necessary to perform arbitrary rotation in the horizontal direction, thereby improving the flexibility and convenience of hoisting the flower box.

In a further improvement, one end of the bottom plate is further provided with a push-pull rod, and the lower end of the push-pull rod is connected with the bottom plate through a right-angle spring hinge, so that the push-pull rod can rotate in one direction away from the bottom plate. In this structure, the push-pull rod can be rotated, and the rotation direction is unidirectional, that is, the push-pull action of the whole device can be converted by adjusting the direction of the push-pull rod, and it is very convenient to choose hand push or hand pull according to the actual situation.

Description of drawings

Figure 1 is a schematic structural diagram of a moving hoisting machine of the present invention.

2 is a partial structural diagram of the push-pull rod and the base in the present invention.

FIG. 3 is a schematic structural diagram of a spreader assembly in the present invention.

Description of reference numbers:

1- Bottom plate, 2- Roller, 3- Support frame, 4- Mounting seat, 5- Cantilever, 5.1- Fixed section, 5.2- Telescopic section, 6- Drive motor, 7- Spreader assembly, 7.1- Connecting cross bar, 7.2 -Hook, 7.3-Connecting plate, 8-Pulley, 9-Wire rope, 10-Generator, 11-Hydraulic cylinder, 12-Rotary joint, 13-Push-pull rod, 14-Fixed block.

Detailed ways

The present utility model will be further described below with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "lower surface", "upper end", "lower end", "lower end" etc. are based on the orientation or positional relationship shown in the accompanying drawings, only It is for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the term "connection" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral connection ; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

As shown in Figures 1 and 2, the present invention provides a mobile hoist, which includes a bottom plate 1, and the bottom plate 1 is generally a rectangular structure. There are rollers 2 on the lower surface of the bottom plate 1. Specifically, in this structure, rollers 2 are provided at the four corners of the bottom surface of the bottom plate 1, and all the rollers 2 can be turned to facilitate the direction of the pushing process. Switch at will to improve mobile flexibility.

The upper surface of the base plate 1 is provided with a support frame 3, and the upper end of the support frame 3 is rotatably provided with a mounting seat 4 along the horizontal direction. The input shaft is connected with the output shaft of the drive motor 6, and the output shaft of the reducer is connected with the central axis of the reel. Specifically, the drive motor 6, the reducer and the reel are coaxially arranged, and the speed of the drive motor is realized through the reducer structure. control.

In this embodiment, specifically, the support frame 3 and the mounting base 4 are connected by a rotary joint 12 , that is, the lower end of the rotary joint 12 is connected with the support frame 3 and the upper end is connected with the mounting base 4 . By adjusting the rotary joint 12 The horizontal rotation of the mounting seat 4 can be realized.

The cantilever 5 specifically includes several fixed sections 5.1, and each two adjacent fixed sections 5.1 are connected by a telescopic section 5.2, and the length of the entire cantilever 5 can be adjusted by adjusting the length of the telescopic section 5.1. As shown in FIG. 1 , in this embodiment, the cantilever 5 includes two fixed sections 5.1, and a telescopic section 5.2 is arranged between the two fixed sections 5.1.

In addition, the cantilever 5 and the mounting seat 4 are arranged obliquely, and a sling assembly 7 is arranged below the cantilever 5 , a pulley 8 is provided at one end of the cantilever 5 away from the mounting seat 4 , and a wire rope 9 is wound around the reel. One end extends along the length direction of the cantilever 5 and bypasses the pulley 8 to connect with the spreader assembly 7; the side of the bottom plate 1 away from the cantilever 5 is also provided with a generator 10, and the generator 10 is electrically connected to the drive motor 6; this In the structure, the generator 10 not only realizes the function of providing electrical energy for the driving motor 6, but also plays a role of balancing the weight of the entire hoisting device through the self-gravity effect of the engine 10, which effectively ensures the stability of the center of gravity of the entire device. There is no risk of tipping during the process.

In this embodiment, in order to realize the height adjustment of the cantilever 5 for the hoisting flower box, the lower end of the cantilever 5 is hinged with the mounting seat 4, and a hydraulic cylinder for adjusting the inclination angle of the cantilever 5 is provided between the lower end of the cantilever 5 and the mounting seat 4 11. The hydraulic cylinder 11 is of a manual adjustment type. When the inclination angle of the cantilever 5 needs to be adjusted, the extension length of the piston rod of the hydraulic cylinder 11 can be adjusted by a special adjustment tool.

In addition, in order to ensure the stability during the hoisting process of the flower box, the spreader assembly 7 includes a connecting cross bar 7.1, the two ends of the connecting cross bar 7.1 are symmetrically provided with hooks 7.2, and the wire rope 9 is connected to the middle position of the connecting cross bar 7.1. When hoisting, connect the hooks 7.2 on both sides to the grooves at both ends of the flower box. Of course, in order to further improve the firmness, corresponding hoisting holes can also be pre-installed on both sides of the flower box for the head of the hoisting hook 7.2 to penetrate.

In actual use, the specifications of the flower box are not unique, and the size may be adjusted according to the actual situation, so the distance between the adjacent hooks 7.2 needs to be adjusted accordingly, as shown in Figure 3, in the connection horizontal A number of connecting plates 7.3 are evenly arranged on the rod 7.1 along its length, and the hooks 7.2 are detachably arranged on the connecting plates 7.3. When the distance between the two hooks 7.2 needs to be adjusted, just adjust the connection position of the hooks 7.2 That is, when adjusting the position of the hook 7.2, the hooks 7.2 on both sides are usually adjusted symmetrically to ensure the stability of the hoisted object.

In addition, one end of the bottom plate 1 is also provided with a push-pull rod 13 . As shown in Figures 1 and 2, the push-pull rod 13 is provided on the end of the base plate 1 away from the generator 10, the push-pull rod 13 can be rotated, and the rotation direction is one-way rotation, that is, the direction of the push-pull rod 13 can be adjusted. The whole device pushes or pulls the conversion, and it is very convenient to choose hand push or hand pull according to the actual situation. Specifically, after the right-angle spring hinge structure is installed, in a normal state, the push-pull rod 13 and the bottom plate 1 are at a vertical angle, and at this time, the push-pull rod 13 cannot be rotated toward the direction of one end of the generator 10, that is, in this state, the push-pull rod 13 is in the direction of generating electricity. Continue to push the push-pull rod 13 in the direction of the generator 10 to push the entire hoisting device; if it is necessary to move the entire hoisting device by pulling, just turn the push-pull rod 13 away from the generator 10 side. When the push-pull rod 13 is rotated downward to a state almost horizontal with the base plate 1, the entire hoisting device can be moved by hand, and the two moving modes can be easily switched.

More specifically, the push-pull rod 13 includes two vertical rods 13.1 arranged at intervals. The upper ends of the two vertical rods 13.1 are connected by a cross rod 13.2. The lower ends of the rods 13.1 are hinged on the fixed block 14 in a one-to-one correspondence.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that it is still The technical solutions described in the foregoing embodiments can be modified, or some technical features thereof can be replaced equally; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and spirit of the technical solutions in the embodiments of the present invention. scope.

Claims (7)

1. The utility model provides a portable hoisting machine, includes bottom plate (1), its characterized in that: the lower surface of the bottom plate (1) is provided with rollers (2), the bottom plate (1) is provided with a support frame (3), the upper end of the support frame (3) is rotatably provided with a mounting seat (4) along the horizontal direction, the mounting seat (4) is provided with a cantilever (5), a driving motor (6), a speed reducer and a winding roll, an input shaft of the speed reducer is connected with an output shaft of the driving motor (6), and an output shaft of the speed reducer is connected with a central shaft of the winding roll; the cantilever (5) and the mounting seat (4) are obliquely arranged, a lifting appliance component (7) is arranged below the cantilever (5), a pulley (8) is arranged at one end, away from the mounting seat (4), of the cantilever (5), a steel wire rope (9) is wound on the winding roll, and one end of the steel wire rope (9) extends along the length direction of the cantilever (5) and is connected with the lifting appliance component (7) by winding the pulley (8); and a generator (10) is further arranged on one side, far away from the cantilever (5), of the bottom plate (1), and the generator (10) is electrically connected with the driving motor (6).

2. The mobile sling machine as recited in claim 1, wherein: one end of the cantilever (5) is hinged to the mounting seat (4), and a hydraulic cylinder (11) used for adjusting the inclination angle of the cantilever (5) is arranged between the cantilever (5) and the mounting seat (4).

3. The mobile sling machine as recited in claim 1, wherein: the lifting appliance component (7) comprises a connecting cross rod (7.1), lifting hooks (7.2) are symmetrically arranged at two ends of the connecting cross rod (7.1), and a steel wire rope (9) is connected to the middle position of the connecting cross rod (7.1).

4. A mobile sling machine as defined in claim 3 wherein: the connecting cross rod (7.1) is uniformly provided with a plurality of connecting plates (7.3) along the length direction thereof, and the lifting hooks (7.2) are detachably arranged on the connecting plates (7.3).

5. The mobile sling machine as recited in claim 1, wherein: the cantilever (5) comprises a plurality of fixed sections (5.1), and the fixed sections (5.1) are connected through telescopic sections (5.2).

6. The mobile sling machine as recited in claim 1, wherein: the upper end of support frame (3) is equipped with rotary joint (12), the other end and the mount pad (4) of rotary joint (12) are connected.

7. The mobile sling machine as recited in claim 1, wherein: one end of the bottom plate (1) is further provided with a push-pull rod (13), and the lower end of the push-pull rod (13) is hinged with the bottom plate (1) through a right-angle spring, so that the push-pull rod (13) can rotate in a single direction towards a direction far away from the bottom plate (1).

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