CN219602330U - Lifting device - Google Patents

Abstract

The utility model belongs to the field of material transportation, and particularly relates to a lifting device. The lifting device comprises a bracket, a hanging frame and a limiter, wherein a driving system is arranged at the lower part of the side surface of the bracket, an upward track is arranged in the bracket, and the top of the track extends outwards; the side surface of the hanging frame is provided with a horizontal chute, a sliding block is arranged in the chute, the sliding block is in driving connection with the driving system, and the driving system is used for driving the hanging frame to move along the track; the limiter comprises a rotation limiter, a mechanical limiter and a time limiter. According to the lifting device provided by the utility model, larger weight can be lifted, more labor is saved, and meanwhile, the four guide wheels are symmetrically arranged on the guide rail to slide, so that the lifting device operates more stably, the noise is reduced, the reliability is high, and the service life is long.

Description

Lifting device

Technical Field

The utility model belongs to the field of object transportation, and particularly relates to a lifting device.

Background

Many materials in the hazardous waste incineration process need to be integrally lifted from the bottom end to the top end, and the tipping bucket used for lifting needs to be recycled and lifted to be high. The hoister is equipment capable of hoisting materials from the bottom end to the top end, reusing the tipping bucket and hoisting height, and is widely used in the fields of petrochemical industry, hazardous waste incineration and the like.

The skip hoist is a feeding mode and needs to be frequently used. And because the feeding of the skip hoist is an important mode in the process, the skip hoist is required to be particularly stable and capable of running for a long time. The existing tipping bucket elevator adopts chain transmission, and the chain is easy to be separated and broken when running due to long chain transmission distance. The existing tipping bucket elevator is complex in structure, difficult to maintain and long in rush repair time, and the process feeding is affected.

In order to solve the problems in the dangerous waste transportation lifting process, the utility model provides a lifting device which can effectively solve the problems.

Disclosure of Invention

In order to optimize the above-mentioned prior art skip lifting device, the present utility model proposes a lifting device, comprising,

the support is provided with a rail, the rail comprises a first rail and a second rail, the first rail is arranged along the gravity direction, and the second rail is connected with the first rail and extends outwards along the top of the first rail;

a driving system provided at a lower portion of the side surface of the bracket;

the side of the hanging frame is provided with a horizontal chute, a sliding block is arranged in the chute and is in driving connection with the driving system, and the driving system is used for driving the hanging frame to move along the track.

Specifically, in the lifting device, the lifting device further comprises a rotation limiter, and the lifting frame is controlled to reach a designated position through rotation of the main shaft of the driving system.

Further, in the lifting device, the lifting device further includes a mechanical limiter disposed on the support, and when the hanging frame reaches the specified position, the mechanical limiter is triggered to control the hanging frame to reach the specified position.

Further, in the lifting device, the lifting device further includes a time limiter, the lifting time of the lifting frame is controlled by the control cabinet, and after the lifting time is reached, the lifting device is controlled based on feedback of the rotation limiter and the mechanical limiter

The lifting device.

Further, in the lifting device, guide wheels are arranged on the side surface, close to the rail, of the lifting frame, the guide wheels roll in the rail, four guide wheels are symmetrically arranged on the two rails of the support.

Further, in the lifting device, two sliding grooves are formed, and the two sliding grooves are symmetrically arranged at the middle lower part of the side face of the lifting frame.

Further, in the lifting device, the driving system is a hoist, and the hoist is connected to the lifting frame through a cable.

Further, in the lifting device, a clamping groove is formed in an opening of the lifting frame, the lifting frame is used for accommodating and lifting the tipping bucket, and the clamping groove and a frame of the lifting frame are used for fixing the tipping bucket.

Further, in the lifting device, the support is of a frame structure, a lower opening for passing through the hanging frame is formed in the bottom of the support, and an upper opening for passing through the hanging frame is formed in the upper portion of the support.

In the lifting device, the second rail is perpendicular to the first rail, and the second rail is disposed at the upper opening.

The one or more technical schemes provided by the utility model at least have the following beneficial effects:

1) According to the lifting device provided by the utility model, the support, the guide rail and the guide wheels are used as the motion auxiliary parts for transporting materials, the support is provided with the upward rail, the top of the rail is provided with the vertical outward extending part, the guide rail and the guide wheels can lift larger heavy objects, the labor is saved, and meanwhile, the four guide wheels are symmetrically arranged on the guide rail to slide, so that the lifting device can run more stably, the noise is reduced, the reliability is high, and the service life is long.

2) According to the lifting device provided by the utility model, the frame type design is adopted for the lifting device bracket main body, and the driving system is arranged for lifting, so that the direct contact between workers and hazardous waste materials is reduced, and the harm is reduced; meanwhile, the driving system is positioned at the bottom of the side surface of the lifting device bracket, so that later-stage overhaul and maintenance are convenient.

3) The lifting device comprises a limiting system, wherein the limiting system comprises a rotary limiter, a mechanical limiter and a time limiter, and the speed, the start and stop and the forward and reverse rotation of the lifting frame during operation are controlled through the limiting system.

Drawings

Further details, features and advantages of the utility model are disclosed in the following description of exemplary embodiments with reference to the following drawings, in which:

fig. 1 is a front view of a lifting device according to the present embodiment;

FIG. 2 is a second front view of the lifting device according to the present embodiment;

fig. 3 is a side view of the hanging frame provided in the present embodiment;

fig. 4 is a front view of a hanging frame provided in the present embodiment;

fig. 5 is a top view of a hanging frame provided in the present embodiment;

fig. 6 is a schematic cross-sectional view of the guide wheel installation provided in this embodiment.

Reference numerals illustrate:

1-tipping bucket; 2-hanging a frame; 3-a winch; 4-track; 5-a bracket; 6-a steel wire rope; 7-supporting rollers; 8-a rotation limiter; 9-a mechanical limiter; 10-guiding wheels; 11-a slider; 12-cross bar.

Detailed Description

Embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While the utility model is susceptible of embodiment in the drawings, it is to be understood that the utility model may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided to provide a more thorough and complete understanding of the utility model. It should be understood that the drawings and embodiments of the utility model are for illustration purposes only and are not intended to limit the scope of the present utility model.

It should be understood that the various steps recited in the method embodiments of the present utility model may be performed in a different order and/or performed in parallel. Furthermore, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the utility model is not limited in this respect.

The term "including" and variations thereof as used herein are intended to be open-ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments. Related definitions of other terms will be given in the description below. It should be noted that the terms "first," "second," and the like herein are merely used for distinguishing between different devices, modules, or units and not for limiting the order or interdependence of the functions performed by such devices, modules, or units.

It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those skilled in the art will appreciate that "one or more" is intended to be construed as "one or more" unless the context clearly indicates otherwise.

The names of messages or information interacted between the devices in the embodiments of the present utility model are for illustrative purposes only and are not intended to limit the scope of such messages or information.

The following describes aspects of the utility model with reference to the drawings.

Fig. 1 is a front view of a lifting device according to the present embodiment; fig. 2 is a second front view of the lifting device according to the present embodiment.

As shown in fig. 1-2, the present utility model proposes a lifting device comprising: the device comprises a bracket 5, a hanging frame 2, a driving system and a limiter.

The support 5 is internally provided with a track, and comprises a first track and a second track, wherein the first track 4 is arranged on the inner side wall of the support 5 along the gravity direction, and is arranged inside a frame support column of the support; the second rail is connected to the first rail and extends outwardly along a top portion of the first rail. The support 5 has a column-type frame structure, and may be a rectangular, cylindrical or wide-top-down structure, an inlet for passing through the hanging frame 2 is provided at the bottom of the support 5, and an outlet for passing through the hanging frame 2 is provided at the upper part of the support 5.

The support 5 of this embodiment adopts shaped steel to make, inside hollow structure for hold and hang the frame, whole molding is light, simple structure.

And a driving system provided at a lower portion of the side surface of the bracket, wherein the driving system is a hoist 3 in this embodiment. In this embodiment, the driving system is disposed outside the side surface of the support, and one or more side surfaces of the support may be provided with driving devices. When the multiple sides are provided with a drive system, i.e. the drive system comprises a plurality of drive devices, each acting as a balancing boom or sharing the lifting force of a single drive device. The driving system is arranged at the lower part of the side surface of the bracket and is closer to the ground, so that the on-site maintenance of an maintainer is facilitated when a fault occurs in the later stage.

The lifting frame 2, the side of the lifting frame 2 is provided with a horizontal chute, a sliding block 11 is arranged in the chute, the sliding block 11 is in driving connection with the driving system, and the driving system is used for driving the lifting frame to move along the track 4.

The limiter comprises a rotation limiter 8, a mechanical limiter 9 and a time limiter.

And a rotation limiter 8 for determining whether the hanging frame 2 reaches a specified position by the rotation number of the main shaft of the driving system. In this embodiment, the rotation limiter may be disposed on the spindle of the driving system, may also be disposed on the support, may coaxially rotate with the driving system, and may also synchronize (may be transmitted in a wired or wireless manner according to the setting) the number of turns counter (the position of the turns counter may be disposed on the driving system or the support) to the rotation limiter, and calculate the highest height reached by the hanging frame by calculating the number of rotations of the spindle, thereby implementing stopping of the hanging frame at the limit position.

And a mechanical limiter 9, wherein the mechanical limiter 9 is arranged on the bracket, and when the hanging frame 2 reaches the specified position, the mechanical limiter 9 is touched to control the hanging frame to reach the specified position. In the embodiment, the mechanical limiter is arranged on the support, and when the traction rope of the driving mechanism pulls the hanging frame to reach the highest point, the mechanical limiter is triggered to stop the driving motor, so that the aim of stopping at the limit position is fulfilled. In this embodiment, the mechanical stop is mounted near the hoist, and as an alternative embodiment, the mechanical stop may be mounted at the end of the track.

And a time limiter for controlling the time required for the lifting frame 2 to rise through a control cabinet, and controlling the lifting device according to the feedback of the rotation limiter 8 and the mechanical limiter 9 after reaching the time. The time limiter is arranged in the control cabinet and is electrically connected with the driving system, and the time limiter controls the driving system to stop working according to the time acquired by the timer.

Illustratively, when the number of rotations of the rotational limiter reaches a set number of rotations or the mechanical limiter reaches a specified limit position, the drive system hoist should be in a suspended state; when the set time of the time limiter is reached, the winch starts to rotate reversely, the hoisting frame is driven to slide down from the highest position along the track, the hoisting frame returns to the ground again, and secondary use is started.

The utility model adopts three modes of a rotation limiter, a mechanical limiter and a time limiter to control the speed reduction and start-stop positions in the lifting process. When the hanging frame reaches the designated position, the running state of the lifting device is controlled through three limiters.

Fig. 3 is a side view of the hanger provided in this embodiment, fig. 4 is a front view of the hanger provided in this embodiment, fig. 5 is a top view of the hanger provided in this embodiment, and fig. 6 is a schematic cross-sectional view of the guide wheel installation provided in this embodiment.

In the specific embodiment, as shown in fig. 3 to 6, a guide wheel 10 is disposed on the side of the hanging frame 2 near the track 4, the guide wheel 10 rolls in the track 4, and four guide wheels 10 are uniformly disposed on two tracks of the bracket. The motion trail of the hanging frame 2 is controlled by the motion of four guide wheels in the guide rail along the track 4. The four guide wheels are arranged, so that the lifting device operates more stably, noise is reduced, reliability is high, and service life is long.

In some embodiments, a cross bar 12 is disposed at an upper portion of the hanging frame, two hanging bars are fixedly connected to two ends of the cross bar 12, the hanging bars are connected to the slider 11, two lifting lugs are symmetrically disposed in the cross bar 12, the slider 11 is disposed in two sliding grooves, the two sliding grooves are symmetrically disposed at a middle lower portion of a side surface of the hanging frame, a clamping groove is disposed at an inlet in the hanging frame, the hanging frame is used for accommodating and lifting a tipping bucket, and the clamping groove and a frame of the hanging frame are used for fixing the tipping bucket 1. The tipping bucket 1 is fixed in the hanging frame during overturning through the hanging frame, so that the tipping bucket can be reused.

The two sliding grooves are symmetrically arranged at the middle lower part of the side surface of the hanging frame. The symmetrically arranged sliding grooves are beneficial to the lifting of the lifting frame driven by the driving system, so that the lifting frame can stably rise, and the falling of materials from the lifting frame caused by the inclination of the lifting frame is prevented. The chute is arranged at the middle lower part of the side surface of the hanging frame, and is more labor-saving when the hanging frame is turned over in the final stage of lifting (namely reaching the second track).

As shown in fig. 6, the guide wheels on two sides are fixed on the hanging frame 2 through the cross rod 12, and a plurality of rolling bearings are arranged inside the guide wheels, so that heavier dangerous waste materials can be lifted, and the service life is long.

In some embodiments, the driving system is a hoist 3, and the hoisting frame is connected to the hoist by a hoisting lug through a cable.

In some embodiments, the top and side surfaces of the bracket 5 are provided with idler rollers 7, and the idler rollers 7 are used for guiding the wire rope on the hoist 3.

In some embodiments, the outwardly extending portion of the rail 4 (the second rail) is perpendicular to the rail 4 along the shelf portion. The extension of the track 4 is used for guiding the hanging frame 2 to convey the tipping bucket 1 in the hanging frame to a designated outlet, overturning the tipping bucket 1 at the outlet and dumping the material in the tipping bucket 1.

The tipping bucket lifting device has the advantages of labor saving, high reliability, long service life, convenience in maintenance and the like.

The specific working process comprises the following steps: firstly, pushing a tipping bucket 1 filled with garbage or materials into a lifting frame 2, fixing the tipping bucket 1 in the lifting frame, starting a winch 3, lifting the lifting frame 2 loaded with the tipping bucket 1 upwards by connecting a steel wire rope of the winch 3 through a sliding block 11 at the bottom of the side surface of the lifting frame 2, and arranging a guide wheel 10 at a position, close to a track 4 of a bracket 5, of the side surface of the lifting frame 2, wherein the lifting frame 2 moves upwards smoothly under the guidance of the guide wheel 10 and the track 4; when the lifting frame 2 arrives at the outlet of the bracket 5, the winch 3 continues to work, the lifting frame 2 overturns at the outlet, and the garbage or materials in the tipping bucket 1 are dumped; then the winch 3 is controlled to rotate reversely, the lifting frame 2 slowly returns to the ground after the tipping bucket 1 is in a tipping state, and thus the dumping process of a material is completed. When the hanging frame 2 arrives at the outlet of the bracket 5, the working state of the winch is started and stopped to be adjusted through the limiter.

The lifting device provided by the embodiment utilizes the characteristics of simplicity of a winch, high strength of a steel wire rope, difficult sudden whole root breakage, reliable operation and the like, and has the advantages of high structural reliability, convenient maintenance, long service life and the like due to simple mechanism in use.

The above description is only illustrative of some embodiments of the utility model and of the principles of the technology employed. It will be appreciated by persons skilled in the art that the scope of the disclosure referred to in the present utility model is not limited to the specific combinations of technical features described above, but also covers other technical features formed by any combination of the technical features described above or their equivalents without departing from the spirit of the disclosure. Such as the above-mentioned features and the technical features disclosed in the present utility model (but not limited to) having similar functions are replaced with each other.

While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims (8)

1. A lifting device, characterized in that the lifting device comprises,

the support is provided with a rail, the rail comprises a first rail and a second rail, the first rail is arranged along the gravity direction, and the second rail is connected with the first rail and extends outwards along the top of the first rail;

a driving system arranged at the lower part of the side surface of the bracket;

the side surface of the hanging frame is provided with a horizontal sliding groove, a sliding block is arranged in the sliding groove, the sliding block is in driving connection with the driving system, and the driving system is used for driving the hanging frame to move along the track;

the rotation limiter controls the hanging frame to reach a designated position through the rotation of the main shaft of the driving system;

the mechanical limiter is arranged on the bracket, and when the hanging frame reaches the appointed position, the mechanical limiter is triggered to control the hanging frame to reach the appointed position.

2. The lifting device according to claim 1, further comprising a time limiter, wherein the lifting device is controlled by a control cabinet to control the time of lifting the lifting frame, and wherein the lifting device is controlled based on feedback from the rotation limiter or the mechanical limiter after the time is reached.

3. Lifting device according to any one of claims 1-2, characterized in that the side of the lifting frame adjacent to the rails is provided with guide wheels, which roll in the rails, four of which are symmetrically arranged on the two rails of the support.

4. Lifting device according to any of claims 1-2, wherein there are two of said sliding grooves, two of said sliding grooves being symmetrically arranged in the lower middle of the side of said hanger frame.

5. A lifting device according to any one of claims 1-2, wherein the drive system is a hoisting machine, which hoisting machine is connected to the boom by means of a cable.

6. Lifting device according to any one of claims 1-2, characterized in that the opening of the lifting frame is provided with a clamping groove, the lifting frame is used for accommodating and lifting the skip, and the clamping groove and the frame of the lifting frame are used for fixing the skip.

7. Lifting device according to any one of claims 1-2, characterized in that the support is of a frame construction, the bottom of the support being provided with a lower opening for passing the lifting frame, and the upper part of the support being provided with an upper opening for passing the lifting frame.

8. The lifting device of claim 7, wherein the second rail is perpendicular to the first rail, the second rail being disposed at the upper opening.