CN218931050U

CN218931050U - Pneumatic conveying device for bagged bentonite

Info

Publication number: CN218931050U
Application number: CN202223471078.0U
Authority: CN
Inventors: 李会义; 甄彩铃
Original assignee: Wisco Resources Group Ezhou Pellet Co ltd
Current assignee: Wisco Resources Group Ezhou Pellet Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-04-28
Anticipated expiration: 2032-12-26

Abstract

The pneumatic conveying device for the bagged bentonite can efficiently convey the bagged bentonite into a bentonite bin. A tank and a transfer forklift are arranged in the material transfer station. The transfer station is internally provided with a pit, a tank with pneumatic conveying function is placed in the pit, and a cover plate is paved on the surface of the pit and a feed hopper is installed. The bottom of the feed hopper is provided with a sharp knife and a feed valve. The fork truck is with bentonite in bags being transported to the feeder hopper in, after the sharp knife lacerates the sack, bentonite gets into the tank, and after the tank is filled up, the feed valve is closed. And opening an air source valve of a plant area compressed air pipe network to send compressed air into the tank. The device has the advantages of short route, simple equipment and facilities, compact arrangement, convenient use, high operation efficiency, low carbon, energy conservation and construction investment saving. Meanwhile, because the equipment is less, only fork truck drivers and pneumatic conveying work posts need to be configured. In the daily operation process, the investment of manpower, energy and material spare parts is low, and the whole operation and maintenance cost is only 70% of that of the conventional device scheme.

Description

Pneumatic conveying device for bagged bentonite

Technical Field

The utility model relates to the field of material conveying devices, in particular to a pneumatic conveying device for bagged bentonite.

Background

Bentonite is a powdery material, and is an indispensable raw material binder in the metallurgical pellet production line. The conventional pellet production line is provided with a bentonite bin. Outsourcing bentonite is transported to the side of the bentonite bin through a tank truck, materials are transported to the bentonite bin through a pneumatic transport component of the tank truck, bentonite metering and discharging facilities are arranged below the bin, and bentonite is quantitatively fed into a main production line for use.

When the variety of bentonite is increased, the bentonite cannot be directly conveyed in a bag-type mode when the bentonite is transported to a factory. At this time, a transfer station needs to be newly built, and the bagged bentonite is conveyed into an original bentonite bin at the upstream of the production line. The pneumatic conveying mode is environment-friendly and efficient, and is a general scheme for transferring bentonite materials.

And the conventional bentonite pneumatic scheme is that a forklift is used for transporting the bagged bentonite into a transfer station for storage. The transfer station is provided with a material buffer bin. Lifting equipment such as crown blocks or electric hoists and rails are arranged above the bin. And the hoisting equipment is used for hoisting and pouring the bagged bentonite in the transfer station into the buffer bin. A bin pump and a pneumatic conveying pipeline are arranged below the buffer bin. The bin pump is a pneumatic conveying device. Compressed air of the outer net provides air source power for the bin pump, and the bin pump conveys bentonite in the buffer bin into the bentonite bin at the upstream of the production line through a pneumatic conveying pipeline. The detailed device layout is shown in figure 1.

The conventional bagging pneumatic conveying device has mature technology and is used for a plurality of domestic units. And a transfer fork truck, lifting equipment, a storage buffer bin, a bin pump, a pneumatic conveying pipeline and the like are arranged in the transfer station. The whole device has long flow, more related equipment and facilities, vertical arrangement of hoisting equipment, a storage buffer bin and a bin pump, high space of a transfer station and high investment in building and equipment construction. Because of the long flow of the device, the material transferring efficiency is low, and more manpower, energy and material spare parts are needed to be input simultaneously, the operation and maintenance are carried out, and the operation and maintenance cost is high.

Disclosure of Invention

The utility model provides a bagged bentonite pneumatic conveying device with small occupied area and few devices, which aims to solve the problems in the prior art.

According to one aspect of the utility model, a bentonite pneumatic conveying device is provided, the bentonite pneumatic conveying device is arranged in a transfer station, a pit is arranged under the ground of the transfer station, the bentonite pneumatic conveying device comprises a tank arranged in the pit and a transfer forklift, a cover plate is arranged on the surface of the pit, a feed hopper is arranged on the tank, the top of the feed hopper extends out of the cover plate, and a discharge pipe is further arranged on the tank; the discharging pipe is externally connected and communicated with the bentonite bin through a pipeline.

On the basis of the scheme, preferably, a sharp knife is arranged in the feed hopper.

On the basis of the scheme, preferably, the top parts of the feed hopper and the sharp knife are positioned on the same horizontal plane with the cover plate.

On the basis of the scheme, preferably, a transfer forklift is arranged in the transfer station.

On the basis of the scheme, preferably, a butterfly valve switch is arranged at the top of the tank.

On the basis of the scheme, the ground pit is preferably provided with the built-in crawling ladder.

The pneumatic conveying device for the bagged bentonite can efficiently convey the bagged bentonite into a bentonite bin. A tank and a transfer forklift are arranged in the material transfer station. The transfer station is internally provided with a pit, a tank with pneumatic conveying function is placed in the pit, and a cover plate is paved on the surface of the pit and a feed hopper is installed. The bottom of the feed hopper is provided with a sharp knife and a feed valve. The fork truck is with bentonite in bags to the feeder hopper, and after the sharp knife lacerated the sack, bentonite gets into the tank. After the tank is full, the feed valve is closed. And opening an air source valve of a plant area compressed air pipe network, sending compressed air into a tank, and conveying bentonite into a bentonite bin through a material pneumatic conveying pipeline by the pneumatic conveying component of the tank.

The device has the advantages of short route, simple equipment and facilities, compact arrangement, convenient use, high operation efficiency, low carbon, energy conservation and construction investment saving. Meanwhile, because the equipment is less, only fork truck drivers and pneumatic conveying work posts need to be configured. In the daily operation process, the investment of manpower, energy and material spare parts is low, and the whole operation and maintenance cost is only 70% of that of the conventional device scheme.

Drawings

FIG. 1 is a diagram of a conventional pneumatic conveying apparatus for bagged bentonite

FIG. 2 is a front view of the pneumatic conveying apparatus for bagged bentonite of the present utility model;

FIG. 3 is a side view of the pneumatic conveying apparatus for bagged bentonite of the present utility model;

the drawings are marked:

pit 1, tank 2, transport fork truck 3, apron 4, feeder hopper 5, discharging pipe 6, pipeline 8, bentonite storehouse 9, pointed sword 10, butterfly valve switch 11.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

Referring to fig. 2 in combination with fig. 3, the present utility model provides a pneumatic conveying device for bagged bentonite, which is capable of efficiently conveying the bagged bentonite into a bentonite bin.

The utility model relates to a bentonite pneumatic conveying device which is arranged in a transfer station, wherein a pit 1 is arranged under the ground of the transfer station, the bentonite pneumatic conveying device comprises a tank 2 and a transfer trolley 3 which are arranged in the pit 1, a cover plate 4 is arranged on the surface of the pit 1, a feed hopper 5 is arranged on the tank 2, the top of the feed hopper 5 extends out of the cover plate 4, and a discharge pipe 6 is also arranged on the tank 2; the discharging pipe 6 is communicated with the bentonite bin 9 through a pipeline 8, a compressed air pipe network is arranged in the tank 2, and the compressed air pipe network is externally connected with a compressed air source.

During the use, will pack the bentonite through transporting fork truck 3, transport to tank 2 top, inside leading-in tank 2 of bentonite through feeder hopper 5. The bottom of the bag was scratched by hand tools and bentonite was introduced into the tank 2. After the tank 2 is filled, the feed valve 11 is closed. The air source valve 9 of the plant area compressed air pipe network is opened, and the pneumatic conveying component of the tank 2 works by virtue of the power provided by compressed air. Bentonite is transported into a bentonite bin 9 upstream of the production line through a pneumatic conveying pipeline 6.

In order to further improve the transferring efficiency, the utility model is also provided with the sharp knife 10 in the feeding hopper 5, when the transferring forklift 3 transfers the bagged bentonite to the upper part of the feeding hopper 5, the forklift 3 drives the bagged bentonite to move up and down, so that the automatic introduction of the bentonite can be realized, the manual unloading is avoided, and the transferring safety is further improved.

In order to further improve the reliability of the equipment, the thickness of the steel shell of the tank is thickened, so that the tank body is prevented from being damaged due to air leakage, and the service life of the equipment is prolonged.

It is worth to say that the tops of the feed hopper 5 and the sharp blade 10 are in the same horizontal plane with the cover plate 4, that is, the transfer trolley 3 can run on the cover plate 4, and the sealed transfer of the sharp blade 10 and the feed hopper 5 can be completed by matching the functions of the sharp blade 10 and the feed hopper 5, so that the bentonite is prevented from overflowing and environmental pollution is avoided.

Further, a butterfly valve switch 11 at the top inlet of the tank 2 is closed, compressed air is fed, bentonite in the tank body is conveyed into a bentonite bin 9 at the upstream of a main production line through a pipeline 8 by means of power provided by the compressed air, and a cat ladder is arranged in the pit 1 for convenient maintenance.

According to the bentonite pneumatic conveying device, the pit 1 is arranged under the ground of the transfer station, the tank 2 is arranged in the pit 1, and the cover plate 4 on the pit 1 is combined, so that underground sealing type transfer of bentonite can be realized, the bentonite pneumatic conveying device is convenient and quick to use, and equipment only needs to transfer a forklift, the tank 2 and the pneumatic conveying pipeline 8, so that the cost of conveying equipment is greatly reduced.

The pneumatic conveying device for the bagged bentonite can efficiently convey the bagged bentonite into a bentonite bin. Because the device has short route, simple equipment and facilities, compact arrangement, convenient use, high operation efficiency, low carbon, energy conservation and construction investment saving. Meanwhile, because the equipment is less, only fork truck drivers and pneumatic conveying work posts need to be configured. In the daily operation process, the investment of manpower, energy and material spare parts is low, and the whole operation and maintenance cost is only 70% of that of the conventional device scheme.

Finally, the methods of the present application are only preferred embodiments and are not intended to limit the scope of the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The bentonite pneumatic conveying device is arranged in a transfer station and is characterized by comprising a tank arranged in the pit and a transfer forklift, wherein the surface of the pit is provided with a cover plate, the tank is provided with a feed hopper, the top of the feed hopper extends out of the cover plate, and the tank is further provided with a discharge pipe; the discharging pipe is externally connected and communicated with the bentonite bin through a pipeline.

2. A bentonite pneumatic conveying device according to claim 1, wherein a sharp knife is arranged in the feed hopper.

3. A bentonite pneumatic conveying apparatus as claimed in claim 2, wherein the feed hopper and the tops of the sharp blades are at the same level as the cover plate.

4. A bentonite pneumatic conveying device according to claim 1, wherein a butterfly valve switch is arranged at the top of the tank.

5. A bentonite pneumatic conveying apparatus as claimed in claim 1, wherein said pit is provided with a built-in ladder.