CN220011402U - Airtight material conveying device - Google Patents

Abstract

The utility model discloses an airtight conveying device which comprises a hopper, a butterfly valve, an air bag mounting seat, an air tap and a storage bin, wherein the butterfly valve is arranged below the hopper, the air bag and the hopper are fixed through the butterfly valve, the air bag is arranged below the butterfly valve, the air tap is arranged on the air bag mounting seat, the air tap is arranged between the air bag and the air bag mounting seat in a surrounding mode, a discharge hole of the hopper sequentially penetrates through the butterfly valve, the air bag and the air bag mounting seat and stretches into the storage bin, the air bag mounting seat is arranged above the storage bin, an opening is formed in the middle of the upper end face of the storage bin, and the center points of the hopper, the butterfly valve, the air bag mounting seat, the air tap and the storage bin are located on the same axis. At present, the butt joint between the turnover bin and the discharging device is mostly realized by adopting a manual butt joint mode, and a bin blanking port and a material receiving port are connected by adopting soft connection manually, so that airtight blanking is realized; or the automatic butt joint is adopted, but the automatic butt joint cannot realize sealing, and dust is easy to leak during discharging.

Description

Airtight material conveying device

Technical Field

The utility model relates to a material conveying device, in particular to an airtight seal material conveying device.

Background

The hopper is a bearing part for loading materials of the bucket elevator, the bucket type is also named as the bucket type, the bucket type is called as a bucket in some places, the quality of the hopper determines the production efficiency of the bucket elevator, the key factor for determining the quality of the hopper is the manufacturing design of the hopper, the hopper of the bucket elevator is usually welded or stamped by steel plates, and the cast hopper is rare in practice.

Traditionally, powder realizes loading and unloading through a corrugated pipe, the powder is conveyed into a storage bin or is output through the vibration of the corrugated pipe, but the corrugated pipe is connected in a soft way, the connection reliability is poor, and air leakage is easy at an interface; the requirement on the butt joint precision is high, and once deviation occurs, gaps are generated to generate leakage; in addition, the corrugated pipe is provided with folds, so that the phenomenon of material clamping waste is very easy to occur; the corrugated pipe is easy to age, short in service life and high in maintenance cost; therefore, the powder feeding and discharging in the prior art has the defects of low efficiency, poor effect, high cost, high labor intensity and the like.

When the existing hopper is used, the hard material bin passes through the upper end opening of the hopper body and is inverted in the hopper body, and when external materials enter the hopper, the top opening of the hard material bin is communicated with the outside, and a gap is reserved between the hard material bin and the inner wall of the hopper, so that dust is easy to generate during feeding; meanwhile, when materials enter the hopper, the materials are easy to agglomerate due to aggregation, and the discharging is not facilitated.

Disclosure of Invention

The utility model aims to solve the technical problems that the existing hopper is poor in sealing performance during blanking, the sealing performance during blanking cannot be guaranteed, dust flying during blanking is easy to occur, and the air-tight conveying device is provided to solve the problems.

The utility model is realized by the following technical scheme:

the utility model provides an airtight material conveying device, includes hopper, butterfly valve, gasbag mount pad, air cock and storage silo, the hopper below is provided with the butterfly valve, fixes gasbag and hopper through the butterfly valve, the gasbag sets up in the butterfly valve below, and the gasbag sets up on the gasbag mount pad, the air cock encircles and sets up between gasbag and gasbag mount pad, the discharge gate of hopper passes butterfly valve, gasbag and gasbag mount pad in proper order and stretches into in the storage silo, and the gasbag mount pad sets up in storage silo top, and the opening has been seted up at storage silo up end middle part, the central point of hopper, butterfly valve, gasbag mount pad, air cock and storage silo is located same axis.

At present, the butt joint between the turnover bin and the discharging device is mostly realized by adopting a manual butt joint mode, and a bin blanking port and a material receiving port are connected by adopting soft connection manually, so that airtight blanking is realized; or the automatic butt joint is adopted, but the automatic butt joint cannot realize sealing, and dust is easy to leak during discharging. The existing factory automation technology is rapidly developed, and the requirements of the pharmaceutical and food industries on clean and dust-free environment in the production process are met, so that the airtight, dust-free and unmanned (or unmanned) production mode is realized as much as possible in the production process, the powder transferring process is required, and dust-free and automatic realization is realized to a greater extent; the existing butt joint mode cannot meet the requirements.

Further, the lower part of the front end surface of the hopper is provided with a buckle, the hopper is connected with a lifting bracket through the buckle, and the lifting bracket can be used for adjusting the upper position and the lower position and driving the hopper to change the position. The size of the hopper can be changed at will by arranging the buckle and the lifting support, and the upper and lower positions of the hopper can be adjusted when the hopper is installed by the lifting support, so that the hopper is convenient to install on the storage bin.

Further, the lower part of the lifting support is arranged on the trolley, the lifting support is driven to move through the trolley, wheels are arranged at the front part of the lower end face of the trolley, and universal wheels are arranged at the rear part of the lower end face of the trolley. One lifting support can carry out repeated operation, and the other hopper can be installed by only separating the buckle from the front of the hopper and transporting the buckle through the cart and carrying out repeated operation.

Further, the air bag is communicated with the air tap, when the hopper is used for discharging, the air tap blows the air bag to expand, and the connecting part of the hopper and the storage bin is sealed through the expanded air bag. The compressed air is introduced through the air tap, the air bag can expand, and the gap between the hopper discharge hole and the air bag mounting seat is filled with the expanded air bag, so that the sealing effect is achieved, the sealing conveying device is tightly sealed, and no dust flies during discharging.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. the airtight material conveying device solves the airtight butt joint problem of the storage bin and the discharging device in the powder material transferring process, realizes airtight butt joint with the discharging port when the air bag expands, ensures that the material cannot volatilize or dust is exposed in the transferring process, reduces environmental pollution, improves the material yield, reduces the probability of the material being polluted, and effectively ensures the product quality;

2. according to the airtight material conveying device, compressed air enters through the air tap, the air bag can expand, and the gap between the hopper discharge hole and the air bag mounting seat is filled with the expanded air bag, so that the airtight material conveying device has the sealing effect, is tightly sealed, and does not fly dust during discharging.

Drawings

The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model.

In the drawings, the reference numerals and corresponding part names:

1-hopper, 11-buckle, 2-butterfly valve, 3-gasbag, 4-gasbag mount pad, 5-air cock, 6-storage silo, 7-lifting support, 8-shallow, 81-wheel, 82-universal wheel.

Detailed Description

For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model.

Examples

As shown in fig. 1, the airtight conveying device comprises a hopper 1, a butterfly valve 2, an air bag 3, an air bag mounting seat 4, an air tap 5 and a storage bin 6, wherein the butterfly valve 2 is arranged below the hopper 1, the air bag 3 and the hopper 1 are fixed through the butterfly valve 2, the air bag 3 is arranged below the butterfly valve 2, the air bag 3 is arranged on the air bag mounting seat 4, the air tap 5 is arranged between the air bag 3 and the air bag mounting seat 4 in a surrounding manner, a discharge hole of the hopper 1 sequentially penetrates through the butterfly valve 2, the air bag 3 and the air bag mounting seat 4 and stretches into the storage bin 6, the air bag mounting seat 4 is arranged above the storage bin 6, an opening is formed in the middle of the upper end face of the storage bin 6, and central points of the hopper 1, the butterfly valve 2, the air bag 3, the air bag mounting seat 4, the air tap 5 and the storage bin 6 are positioned on the same axis.

The device in the document mainly comprises an air bag, an air bag mounting seat, an air tap and the like, when the material is fed, the hopper of the lifting bracket is moved to the upper hopper of the storage bin to fall down to a certain height, so that the discharge butterfly valve port of the hopper is inserted into the material conveying device, compressed air is introduced through the air tap, the air bag can expand, and at the moment, the expanded air bag fills the gap between the discharge port of the hopper and the air bag mounting seat, thereby achieving the sealing effect, sealing the material conveying device tightly, and no dust flies during the material feeding. The air bag component in the document is arranged on the material receiving equipment, is transferred to the joint through the material barrel, then the material barrel and the butterfly valve are lowered into the air bag, compressed air is communicated through the air tap, so that the air bag is inflated after being filled with the air, is sealed with the butterfly valve cylindrical section, and is airtight through the sealing of the butterfly valve cylindrical section, and the leakage is avoided; when the unloading is needed, the butterfly valve is opened to begin unloading, and after the unloading is finished, the compressed air is disconnected, so that the air bag is contracted, and then the charging basket is lifted, and the undocking is completed.

The lower part of the front end surface of the hopper 1 is provided with a buckle 11, the hopper is connected with the lifting support 7 through the buckle 11, the lifting support 7 can be used for adjusting the upper and lower positions, and the hopper 1 is driven to change the positions. The lower part of the lifting support 7 is arranged on the trolley 8, the lifting support 7 is driven to displace through the trolley 8, wheels 81 are arranged at the front part of the lower end face of the trolley 8, and universal wheels 82 are arranged at the rear part of the lower end face of the trolley 8. The air bag 3 is communicated with the air tap 5, when the hopper 1 is used for discharging, the air tap 5 is used for blowing the air bag 3 to expand, and the connecting part of the hopper 1 and the storage bin 6 is sealed through the expanded air bag 3.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (4)

1. The utility model provides a gas seal feeding device, its characterized in that, including hopper (1), butterfly valve (2), gasbag (3), gasbag mount pad (4), air cock (5) and storage silo (6), hopper (1) below is provided with butterfly valve (2), fixes gasbag (3) and hopper (1) through butterfly valve (2), gasbag (3) set up in butterfly valve (2) below, and gasbag (3) set up on gasbag mount pad (4), air cock (5) encircle setting between gasbag (3) and gasbag mount pad (4), the discharge gate of hopper (1) passes butterfly valve (2), gasbag (3) and gasbag mount pad (4) in proper order stretches into storage silo (6), and gasbag mount pad (4) set up in storage silo (6) top, and the opening has been seted up at storage silo (6) up at up terminal surface middle part, the central point of hopper (1), butterfly valve (2), gasbag (3), gasbag mount pad (4), air cock (5) and storage silo (6) are located same axis.

2. The airtight material conveying device according to claim 1, wherein a buckle (11) is arranged at the lower part of the front end surface of the hopper (1), the airtight material conveying device is connected with a lifting support (7) through the buckle (11), and the lifting support (7) can be used for adjusting the vertical position to drive the hopper (1) to change the position.

3. The airtight conveying device according to claim 2, wherein the lower part of the lifting support (7) is arranged on the trolley (8), the lifting support (7) is driven to move by the trolley (8), wheels (81) are arranged at the front part of the lower end surface of the trolley (8), and universal wheels (82) are arranged at the rear part of the lower end surface of the trolley (8).

4. The airtight conveying device according to claim 1, wherein the air bag (3) is communicated with the air tap (5), when the hopper (1) is fed, the air tap (5) is used for blowing up and expanding the air bag (3), and the connecting part of the hopper (1) and the storage bin (6) is sealed through the expanded air bag (3).