CN221115766U - Prevent unloader of belt is drawn to material card - Google Patents

Abstract

The utility model provides a blanking device for preventing a belt from being scratched by a material, and belongs to the technical field of metallurgical equipment. According to the utility model, by means of the structure of combining the vertical hopper and the inclined hopper, the front end of the discharge hole of the inclined hopper protrudes 50cm-80cm forward than the vertical hopper, so that an included angle of 45 degrees is formed between the inclined hopper and the conveying belt, the inclined hopper is utilized to effectively guide the path track of the bulk material falling onto the conveying belt, the phenomena of huge impact and belt blockage caused by the direct vertical falling of the bulk material onto the conveying belt are effectively avoided, and when the material blockage occurs, the material clamping block can be cleaned by applying an action force in the same direction as the conveying direction to the bulk material at the front discharge hole through the front discharge hole formed in the front side of the inclined hopper, so that the belt scratch is not caused, the production operation rate is improved, and the cost of maintaining the belt is reduced.

Description

Prevent unloader of belt is drawn to material card

Technical Field

The utility model relates to the technical field of metallurgical equipment, in particular to a blanking device for preventing a belt from being scratched by a material.

Background

In the production process of the metallurgical industry, copper and sulfur which cannot be returned to the furnace in time are cooled and then crushed into blocks (the size is about 5cm-10 cm), the block-shaped cold sulfur copper is added into a cold storage bin, and the cold sulfur copper is conveyed to the metallurgical furnace again by falling to a conveying belt.

Generally, the copper content of the crushed cold sulfur copper is about 73%, the hardness is high, the crushed cold sulfur copper is irregular in shape, and most of the crushed cold sulfur copper has sharp edges; the lower end of the traditional bin is mostly provided with a straight hopper opening (as shown in figure 1), and in the process that the blocky cold sulfur copper falls onto the conveying belt through the hopper opening, the blocky cold sulfur copper directly and vertically falls onto the conveying belt, firstly, the weight is very large, very large impact force is formed on the conveying belt, and the belt is easy to damage; secondly, the vertically fallen materials are easy to pile up at the discharge gate, the phenomenon that a conveying belt and the discharge gate are clamped occurs, the irregular edges and corners of the block-shaped cold sulfur copper are extremely easy to scratch the belt, normal production is affected, and production cost is increased.

In view of this, it is desirable to provide a discharging device capable of effectively relieving the clamping phenomenon between the lower end of the bin and the conveying belt, so as to prevent the belt from being pressed or scratched by the material.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model provides a blanking device for preventing a material from scratching a belt, so as to solve the problems in the prior art.

According to the utility model, the blanking part for dropping the materials is arranged into the combined form of the vertical hopper and the inclined hopper, when the materials slide to the discharge hole at the lower end through the bin, the inclined hopper can change the movement track of the materials, the phenomenon that the belt is pressed down due to the fact that the bulk materials directly fall onto the conveying belt is avoided, meanwhile, the front discharge hole is additionally arranged on the front side surface of the inclined hopper, the bulk materials can roll out from the front discharge hole, the situation that the conveying belt is scratched due to the accumulation of the materials is greatly improved, moreover, even if the phenomenon that the materials are temporarily blocked occurs, a worker can apply force in the same direction as the conveying direction of the conveying belt from the front discharge hole to take out the bulk materials, so that the bulk materials can be cleaned or dredged, the situation that the belt is scratched frequently occurs in the traditional vertical hopper is effectively improved, the production cost is greatly saved, and the working efficiency is improved.

The technical aim of the utility model is realized by the following technical scheme:

The utility model provides a prevent unloader of belt is drawn to material card, includes feed bin portion and hopper portion, and feed bin portion sets up the top at hopper portion, and hopper portion includes vertical hopper and inclined hopper, and inclined hopper's bottom is located conveyor belt top, and inclined hopper's incline direction is unanimous with conveyor belt's direction of transmission.

In order to achieve the purpose, the front side surface of the inclined hopper is provided with a front discharge hole which is round or oval, the height of the front discharge hole is more than or equal to 30cm, and the front end of the bottom of the inclined hopper exceeds the vertical hopper by 50cm-80cm.

The further preferable scheme adopted by the scheme is as follows: the included angle between the inclined hopper and the conveying belt is 45 degrees, the distance between the edges of the left side and the right side of the inclined hopper and the edge of the width direction of the conveying belt is 3cm-5cm, and the distance between the bottom surface of the inclined hopper and the conveying belt is 3cm.

The further preferable scheme adopted by the scheme is as follows: the feed bin portion includes straight section of thick bamboo feed bin and toper feed bin, and straight section of thick bamboo feed bin is connected at the top of toper feed bin, and the feed bin mouth of straight section of thick bamboo feed bin is less than or equal to the feed bin mouth of toper feed bin.

By adopting the scheme, compared with the prior art, the utility model has the beneficial effects that:

1. Through setting up the feed opening into the hopper structure of vertical hopper and inclined hopper combination, and the front end of inclined hopper bottom is outstanding 50m-80cm than vertical hopper, makes inclined hopper and conveyor belt be 45, plays reasonable guide to the motion path of cubic material that falls, makes cubic material fall more gently to the conveyor belt on, can not cause conveyor belt damage because of vertical impact force that falls too big.

2. According to the inclined hopper, the front discharge hole is formed in the front side face, the height of the front discharge hole is about 30cm (at least 2-3 times of that of the blocky materials, and most of the blocky materials are 5cm-10 cm), so that the blocky materials roll out from the front discharge hole to the surface of the conveying belt after falling down along the inclined hopper, the phenomenon of accumulation and clamping of the blocky materials is avoided as much as possible, the phenomenon that the conveying belt is pressed or clamped due to the vertical falling of the blocky materials is effectively avoided, the production operation efficiency is improved, even if the phenomenon of temporary clamping occurs, when the blocky materials are cleaned, workers apply force to the conveying belt at the front discharge hole to pull the blocky materials, and therefore the clamped materials are taken out quickly, the belt is not scratched or damaged, and the cost of maintaining and conveying the belt is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required in the embodiments will be briefly described below, and the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a hopper according to the prior art in the background of the utility model;

FIG. 2 is a schematic diagram of the whole structure of a blanking device for preventing a material from scratching a belt;

FIG. 3 is a right side view of the overall structure of the present utility model;

FIG. 4 is a top view of the overall structure of the present utility model;

In the figure: 1. a stock bin part; 11. a straight barrel storage bin; 12. a conical stock bin; 2. a hopper part; 21. a vertical hopper; 22. an inclined hopper; 221. a front discharge port; 3. and a conveyor belt.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments, not all embodiments.

Embodiment one:

Referring to fig. 1-4, the utility model provides a blanking device for preventing a belt from being scratched by materials, the whole structure is formed by welding metal materials, the blanking device comprises a bin part 1 and a hopper part 2, the bin part 1 is fixedly connected to the top of the hopper part 2, the bottom of an inclined hopper is positioned above a conveying belt, and the inclination direction of the inclined hopper is consistent with the conveying direction of the conveying belt, wherein:

The bin part 1 comprises a straight bin 11 and a conical bin 12, the straight bin 11 is connected to the top of the conical bin 12, the height of the straight bin 11 is about 50cm, the straight bin 11 is manufactured according to the size and shape of a bin opening of the conical bin 12, the bin opening of the straight bin 11 is smaller than or equal to the bin opening of the conical bin 12, in the embodiment, the conical bin 12 adopts a rectangular pyramid, the straight bin 11 adopts a cuboid structure matched with the rectangular pyramid, and besides, the straight bin 11 can also adopt a structure matched with a cone and a cylinder or other structural combinations capable of achieving the same purpose as the embodiment;

In order to prevent the bulk materials from directly falling onto the conveyor belt 3, in this embodiment, the hopper portion 2 includes a vertical hopper 21 and an inclined hopper 22, the size of the inlet of the vertical hopper 21 is equal to the size of the outlet of the conical bin 12, the top of the vertical hopper 21 is fixedly connected to the bottom of the conical bin 12, the bottom of the vertical hopper 21 is fixedly connected to the top of the inclined hopper 22, and the bottom of the inclined hopper 22 is located at a height of about 3cm above the conveyor belt 3.

More specifically, the inclined hopper 22 adopts a parallelepiped structure, the top surface and the bottom surface of the inclined hopper 22 are the same as the size of the feed opening of the vertical hopper 21, an included angle A formed by the front side surface of the inclined hopper 22 and the conveying belt 3 is 45 degrees (shown in figure 3), and the inclined hopper 22 has the advantages of effective buffering effect on falling materials because the falling blocky cold sulfur copper in the storage bin has larger hardness and irregular shape and the specific gravity is about 4-4.5g/cm, and the front end of the discharge opening at the bottom of the inclined hopper 22 protrudes forwards than the vertical hopper 21 by a distance c of 50cm-80cm (shown in figure 3);

A front discharge hole 221 is formed in the front side surface of the inclined hopper 22, as shown in fig. 1, the front discharge hole 221 is round or oval, in order to prevent blocky materials from being accumulated at the discharge hole at the lower end of the inclined hopper 22 in the falling process, the height of the uppermost end of the front discharge hole 221 from the bottom surface of the inclined hopper 22 is 30cm, at least 2-3 times of the size of the blocky materials, so that the blocky materials can roll out of the front discharge hole 221 smoothly after falling, meanwhile, the vertically falling materials can be pushed forward along the inclined plate of the inclined hopper 22 after falling through the inclined hopper 22, the forward moving direction of the materials is consistent with the transmission direction of the conveying belt 3, and when the materials fall onto the conveying belt 3, the inclined plate of the inclined hopper 22 provides forward pushing force, so that the materials can be easily transmitted forward along the conveying belt 3, and the blocking at the position of the discharging hole is avoided;

in order to ensure that the falling material does not fall outside the conveyor belt 3, both sides of the inclined hopper 22 are spaced apart from the widthwise edges of the conveyor belt 3 by a distance d of 3cm to 5cm (as shown in fig. 4) to prevent leakage of the material.

Embodiment two:

When the device is used, copper and sulfur needing to be returned to the furnace are cooled and crushed into blocks, then block materials are added from the top end of the device, enter the conical bin 12 along the straight bin 11, enter the inclined hopper 22 from the conical bin 12 through the straight bin 21, finally slide to the upper surface of the conveying belt 3 along the inclined hopper 22, the finely crushed materials fall to the surface of the conveying belt 3 from a discharge hole at the bottom of the inclined hopper 22, and larger block materials roll out from the front discharge hole 221 to the surface of the conveying belt 3 and finally are conveyed into the metallurgical furnace through the conveying belt 3. According to the device, due to the arrangement of the inclined hopper 22 at the lower end, falling materials are led to fall onto the conveying belt 3 in an inclined manner, the phenomenon of huge impact or jamming of the conveying belt 3 caused by direct falling is avoided, the production operation efficiency is improved, meanwhile, the front discharge hole 221 is arranged to enable a larger material falling hole to roll onto the conveying belt 3 from the front discharge hole, the phenomenon of jamming is effectively avoided, even if the phenomenon of short jamming occurs, workers only need to apply acting force to the blocky materials in the same direction as the transmission direction of the conveying belt 3 from the front discharge hole 221, the jammed materials can be dredged by pulling out the jammed materials from the front discharge hole 221, scratch or damage of the conveying belt 3 is avoided, and the production cost is effectively saved.

It should be understood that the above detailed description of the embodiments of the utility model, as presented in the figures, is intended to be illustrative of the utility model only and is not intended to limit the scope of the utility model as claimed, but is intended to represent only selected embodiments of the utility model. Based on the embodiments of the present utility model, some insubstantial modifications and adjustments made by those of ordinary skill in the art from the above disclosure are within the scope of the utility model.

Claims (8)

1. The utility model provides a prevent unloader of belt is drawn to material card, includes feed bin portion (1) and hopper portion (2), and feed bin portion (1) set up the top at hopper portion (2), its characterized in that, hopper portion (2) include vertical hopper (21) and inclined hopper (22), and the bottom of inclined hopper (22) is located the top of conveyer belt (3), and the incline direction of inclined hopper (22) is unanimous with the direction of transmission of conveyer belt (3).

2. The blanking device for preventing a material from scratching a belt according to claim 1, characterized in that a front discharging hole (221) is formed in the front side surface of the inclined hopper (22).

3. The blanking device for preventing the belt from being scratched by materials according to claim 2, wherein the front discharging hole (221) is round or oval, and the height of the front discharging hole (221) is more than or equal to 30cm.

4. A blanking device for preventing a material from scratching a belt according to claim 3, characterized in that the bottom front end of the inclined hopper (22) exceeds the vertical hopper (21) by 50cm-80cm.

5. A blanking device for preventing a material from scratching a belt according to claim 1, characterized in that the inclined hopper (22) forms an angle of 45 ° with the conveyor belt (3).

6. The blanking device for preventing a material from scratching a belt according to claim 5, wherein the edges on the left side and the right side of the inclined hopper (22) are 3cm-5cm away from the edges in the width direction of the conveying belt (3).

7. A blanking device for preventing a material from scratching a belt according to claim 6, characterized in that the bottom surface of the inclined hopper (22) is 3cm away from the conveyor belt (3).

8. The blanking device for preventing the belt from being clamped by materials according to claim 1, wherein the bin portion (1) comprises a straight bin (11) and a conical bin (12), the straight bin (11) is connected to the top of the conical bin (12), and bin openings of the straight bin (11) are smaller than or equal to bin openings of the conical bin (12).