CN219078193U - Stable and safe lifting machine - Google Patents

Abstract

The utility model discloses a stable and safe elevator, comprising: the device comprises a frame, at least two lifting sliding blocks, at least two lifting power cylinders, a horizontal pivot shaft, a hopper and at least two pouring power cylinders. The frame is provided with two lifting slide rails which are parallel to each other. At least two lifting sliding blocks are respectively and slidably connected to one lifting sliding rail. At least two lifting power cylinders are respectively arranged on two opposite sides of the frame, the lifting power cylinders extend along the gravity direction, and the output shafts of the lifting power cylinders are pivoted with one lifting sliding block. Two ends of the horizontal pivot shaft are respectively connected with one of the lifting sliding blocks. The hopper is pivoted with the horizontal pivot shaft and supported by the horizontal pivot shaft. At least two material pouring power cylinders which are respectively arranged on two opposite sides of the frame; one end of the material pouring power cylinder is pivoted with the lifting slide block, and the other end of the material pouring power cylinder is pivoted with the hopper. The lifting and tipping bucket unloading device not only can realize the lifting and tipping bucket unloading functions of the hopper, but also is not easy to cause safety accidents.

Description

Stable and safe lifting machine

Technical Field

The utility model relates to the technical field of elevators, in particular to a stable and safe elevator.

Background

In order to facilitate the unloading of the hopper, the hopper is lifted and turned over by a lifter in the prior art, so that the opening of the hopper is downwards unloaded. At present, the hopper on the market mainly drives the hopper to ascend and descend through the chain, and the advantage is that the operation is gentle and the inclination angle is controllable. However, when the chain is overloaded or broken after long-term use, the hopper can be caused to fall down in the air, so that a great potential safety hazard exists.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide a stable and safe elevator which not only can realize the functions of lifting a hopper and unloading a tipping bucket, but also is not easy to cause safety accidents.

The utility model adopts the following technical scheme:

a stable and safe elevator comprising:

the rack is provided with two lifting slide rails which are parallel to each other;

at least two lifting sliding blocks which are respectively connected with one lifting sliding rail in a sliding way;

the lifting power cylinders are respectively arranged on two opposite sides of the frame, extend along the gravity direction, and are pivoted with one lifting slide block by an output shaft of each lifting power cylinder;

the two ends of the horizontal pivot shaft are respectively connected with one of the lifting sliding blocks;

the hopper is pivoted with the horizontal pivot shaft and supported by the horizontal pivot shaft;

at least two material pouring power cylinders which are respectively arranged on two opposite sides of the frame; one end of the material pouring power cylinder is pivoted with the lifting sliding block, and the other end of the material pouring power cylinder is pivoted with the hopper.

Further, the lifting sliding block is provided with a trepanning, and the lifting sliding rail is arranged in the trepanning of the lifting sliding block in a penetrating mode.

Further, the outer side of the lifting sliding block protrudes outwards to form a hinge seat, and the pivoting position of the lifting power cylinder and the lifting sliding block is located at the hinge seat.

Further, the lifting power cylinder is a hydraulic cylinder; the material pouring power cylinder is a hydraulic cylinder.

Further, the stable and safe elevator further comprises a linkage reinforcing rod, and two ends of the linkage reinforcing rod are fixedly connected with one of the lifting sliding blocks respectively.

Further, the hopper comprises a support frame and a bin body detachably embedded into the support frame along the top of the support frame and supported by the support frame.

Further, the support frame is provided with a lateral extrusion mechanism for compressing the bin body in the support frame.

Further, the lateral extrusion mechanism is composed of a plurality of horizontal telescopic cylinders, and the plurality of horizontal telescopic cylinders are arranged on two opposite sides of the supporting frame.

Compared with the prior art, the utility model has the beneficial effects that:

the hopper is supported by the horizontal pivot shaft and the pouring power cylinder to lift, and the horizontal pivot shaft and the pouring power cylinder are both pivoted on the lifting slide block, so that the hopper cannot fall down as long as the lifting slide block does not fall down instantly. On this basis, based on lifting slide block by lifting power cylinder bearing and drive, based on the medium that has in the lifting power cylinder, unless take place to explode the phenomenon, the lifting power cylinder loses the holding power in the twinkling of an eye more difficult, therefore lifting slide block's the phenomenon that falls in the twinkling of an eye more difficult emergence to make the hopper more difficult to take place the phenomenon that falls in the twinkling of an eye, improved the operational safety promptly. Moreover, when one lifting power cylinder is damaged, the other lifting power cylinder can still support the lifting sliding block, namely, the lifting sliding block has a safety function. In addition, based on that two lifting sliding blocks are simultaneously connected with the horizontal pivot shaft and based on that each lifting sliding block is in sliding connection with each lifting sliding rail, the hopper is also supported stably by only one lifting power cylinder without falling at the moment that one lifting power cylinder is damaged.

Drawings

FIG. 1 is a schematic diagram of a stable and safe elevator of the present utility model;

fig. 2 is another view of fig. 1.

In the figure: 1. a frame; 11. lifting the sliding rail; 2. a lifting slide block; 21. trepanning; 22. a hinge base; 3. a lifting power cylinder; 4. a horizontal pivot shaft; 5. a hopper; 51. a support frame; 52. a stock bin body; 6. a material pouring power cylinder; 7. a linkage reinforcing rod; 8. a lateral extrusion mechanism; 81. a horizontal telescopic cylinder.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The use of "vertical," "horizontal," "left," "right," and similar expressions are for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Fig. 1-2 illustrate a stable and safe elevator according to a preferred embodiment of the present utility model, comprising: the automatic feeding device comprises a frame 1, at least two lifting sliding blocks 2, at least two lifting power cylinders 3, a horizontal pivot shaft 4, a hopper 5 and at least two pouring power cylinders 6. The frame 1 is provided with two lifting slide rails 11 parallel to each other. At least two lifting slide blocks 2 are respectively and slidably connected to one of the lifting slide rails 11. At least two lifting power cylinders 3 are respectively arranged on two opposite sides of the frame 1, the lifting power cylinders 3 extend along the gravity direction, and the output shafts of the lifting power cylinders 3 are pivoted with one lifting slide block 2 so as to drive the lifting slide block 2 to lift. The two ends of the horizontal pivot shaft 4 are respectively connected with one of the lifting slide blocks 2, so that the horizontal pivot shaft 4 follows the lifting slide blocks 2 to perform lifting movement. The hopper 5 is pivoted with the horizontal pivot shaft 4 and supported by the horizontal pivot shaft 4, so that the hopper can be lifted by the horizontal pivot shaft 4 and can turn over and discharge relative to the horizontal pivot shaft 4. At least two pouring power cylinders 6 are respectively arranged on two opposite sides of the frame 1, one end of each pouring power cylinder 6 is pivoted with the lifting slide block 2, and the other end of each pouring power cylinder 6 is pivoted with the hopper 5; when the dumping power cylinder 6 is contracted, the hopper 5 is driven to overturn and discharge around the horizontal pivot shaft 4.

Obviously, the hopper 5 is supported by the horizontal pivot shaft 4 and the pouring power cylinder 6 to lift, and the horizontal pivot shaft 4 and the pouring power cylinder 6 are pivoted on the lifting slide block 2, so long as the lifting slide block 2 does not fall instantly, the hopper 5 cannot fall. On this basis, based on lifting slide block 2 by lifting power cylinder 3 bearing and drive, based on the medium that has in the lifting power cylinder 3, unless take place to explode the phenomenon, lifting power cylinder 3 is difficult to lose holding power in the twinkling of an eye, and the phenomenon that consequently lifting slide block 2 is difficult to take place to fall in the twinkling of an eye to make hopper 5 more difficult to take place the phenomenon that falls in the twinkling of an eye, improved the operational safety promptly. Moreover, when one lifting power cylinder 3 is damaged, the other lifting power cylinder 3 can still support the lifting slide block 2, namely, the lifting slide block has a safety function. In addition, since the two lifting sliders 2 are simultaneously connected with the horizontal pivot shaft 4 and the lifting sliders 2 are slidably connected with the respective lifting slide rails 11, it is sufficient to stably support the hopper 5 without falling by means of only one lifting cylinder 3 at the moment that one lifting cylinder 3 is damaged.

Preferably, in order to improve the running stability of the slider, the lifting slider 2 has a socket 21, and the lifting slide rail 11 is inserted into the socket 21 of the lifting slider 2. At this time, more preferably, the outer side of the lifting slider 2 protrudes outwards to form a hinge seat 22, and the pivot joint of the lifting power cylinder 3 and the lifting slider 2 is located at the hinge seat 22. The lifting power cylinder 3 is arranged on the outer side of the frame 1, so that the installation space of the whole machine is reduced.

Preferably, the lifting power cylinder 3 is a hydraulic cylinder; the material pouring power cylinder 6 is a hydraulic cylinder. Of course, the hydraulic cylinder can be replaced by products such as an electric push rod, a cylinder and the like.

Preferably, the stable and safe elevator further comprises a linkage reinforcing rod 7, wherein two ends of the linkage reinforcing rod 7 are fixedly connected with one of the lifting sliding blocks 2 respectively. By the arrangement, the two lifting slide blocks 2 are fixed together, so that the phenomenon of relative falling between the two lifting slide blocks 2 cannot occur, and at the moment, even if one lifting power cylinder 3 is damaged, the probability of instantaneous falling of one lifting slide block 2 is lower.

Preferably, the hopper 5 comprises a support frame 51 and a silo body 52, the silo body 52 being removably embedded inside the support frame 51 along the top of the support frame 51 and being supported by the support frame 51. This arrangement facilitates cleaning of the hopper 5. At this time, preferably, the support frame 51 is provided with a lateral pressing mechanism 8, and the lateral pressing mechanism 8 is used to press the bin body 52 into the support frame 51. This arrangement can lock the cartridge body 52 to prevent it from moving. More preferably, the lateral compression mechanism 8 is composed of a plurality of horizontal telescopic cylinders 81, the plurality of horizontal telescopic cylinders 81 being provided on opposite sides of the support frame 51. The lateral extrusion mechanism 8 may be an electric push rod, a combination of a screw rod and a sliding block, or the like. It will be appreciated that, as an alternative arrangement, a magnet may be provided on the support frame 51, and the magazine may be provided with an iron block which is attracted by magnetic attraction.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims (8)

1. A stable and safe elevator comprising:

the machine frame (1) is provided with two lifting slide rails (11) which are parallel to each other;

at least two lifting sliding blocks (2) which are respectively and slidably connected with one lifting sliding rail (11);

the lifting power cylinders (3) are respectively arranged on two opposite sides of the frame (1), the lifting power cylinders (3) extend along the gravity direction, and the output shafts of the lifting power cylinders (3) are pivoted with one lifting sliding block (2);

the two ends of the horizontal pivot shaft (4) are respectively connected with one of the lifting sliding blocks (2);

the hopper (5) is pivoted with the horizontal pivot shaft (4) and supported by the horizontal pivot shaft (4);

at least two material pouring power cylinders (6) which are respectively arranged at two opposite sides of the frame (1); one end of the material pouring power cylinder (6) is pivoted with the lifting sliding block (2), and the other end of the material pouring power cylinder (6) is pivoted with the hopper (5).

2. A stable and safe hoisting machine as claimed in claim 1, characterized in that the lifting slide (2) has a socket (21), the lifting slide (11) being arranged in the socket (21) of the lifting slide (2).

3. A stable and safe hoisting machine as claimed in claim 2, characterized in that the outer side of the lifting slide (2) protrudes outwards to form a hinge seat (22), the pivoting of the lifting power cylinder (3) with the lifting slide (2) being located at the hinge seat (22).

4. A stable and safe hoisting machine as claimed in claim 1, characterized in that the lifting power cylinder (3) is a hydraulic cylinder; the material pouring power cylinder (6) is a hydraulic cylinder.

5. A stable and safe hoisting machine as claimed in claim 1, characterized in that it further comprises a linkage reinforcement bar (7), both ends of the linkage reinforcement bar (7) being fixedly connected with one of the lifting slides (2), respectively.

6. A stable and safe elevator according to claim 1, characterized in that the hopper (5) comprises a supporting frame (51) and a silo body (52), said silo body (52) being removably embedded inside the supporting frame (51) along the top of the supporting frame (51) and being supported by the supporting frame (51).

7. A stable and safe hoisting machine as claimed in claim 6, characterized in that the supporting frame (51) is provided with a lateral pressing mechanism (8), which lateral pressing mechanism (8) is used to press the silo body (52) inside the supporting frame (51).

8. A stable and safe hoisting machine as claimed in claim 7, characterized in that the lateral compression mechanism (8) consists of a number of horizontal telescopic cylinders (81), a number of which horizontal telescopic cylinders (81) are provided on opposite sides of the support frame (51).

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