CN211846350U - Alumina feeding device - Google Patents
Alumina feeding device Download PDFInfo
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- CN211846350U CN211846350U CN201922441851.0U CN201922441851U CN211846350U CN 211846350 U CN211846350 U CN 211846350U CN 201922441851 U CN201922441851 U CN 201922441851U CN 211846350 U CN211846350 U CN 211846350U
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Abstract
The utility model relates to a field of granule bulk material is carried through pnematic chute. The alumina conveying device comprises a feeding bin, a material using bin, a pneumatic chute and an air supply pipeline, wherein the pneumatic chute is provided with a material chamber and an air chamber, the air chamber is positioned below the material chamber, and the air chamber and the material chamber are separated by adopting an air permeable layer; each air supply pipeline is communicated with the air chamber, and a one-way valve is arranged on each air supply pipeline; the check valve comprises a valve body and a valve block, the valve body comprises an air inlet, an air outlet and an intermediate cavity communicated between the air inlet and the air outlet, the air inlet, the intermediate cavity and the air outlet are distributed along the vertical direction from bottom to top, the valve block is positioned in the intermediate cavity, the valve block blocks the air inlet, the valve block is connected with the valve body in a sliding mode, and the sliding direction of the valve block relative to the valve body is along the vertical direction. The controllability of the pressure of the air chamber is favorably improved, the smooth movement of the alumina material is favorably ensured, the control of the alumina conveying device is favorably simplified, and the economy of the alumina conveying device is favorably improved.
Description
Technical Field
The utility model relates to a field of bulk granular material conveying through a pneumatic chute, in particular to an alumina conveying device.
Background
The air chamber of the alumina conveying device is communicated with at least two air supply pipelines, when the alumina conveying device is used, the air supply pipelines are required to supply air to the air chamber alternately, and the air pressure drives the alumina material to move.
The two air supply pipelines work alternately, when one air supply pipeline enters air, the other air supply pipeline needs to be closed, otherwise, the air pressure of the air chamber is unstable, and smooth conveying of the alumina material is not facilitated.
Disclosure of Invention
The utility model aims at providing an alumina feeding device which is favorable for smooth conveying of alumina materials, simple and convenient control and good economical efficiency.
In order to achieve the purpose, the utility model provides an alumina conveying device which comprises a feeding bin, a material using bin, a pneumatic chute and at least two air supply pipelines, wherein each air supply pipeline is distributed along the feeding direction of the pneumatic chute; each air supply pipeline is communicated with the air chamber, and a one-way valve is arranged on each air supply pipeline; the check valve comprises a valve body and a valve block, the valve body comprises an air inlet, an air outlet and a middle cavity communicated between the air inlet and the air outlet, the air inlet, the middle cavity and the air outlet are distributed along the vertical direction from bottom to top, the valve block is positioned in the middle cavity, the valve block can block the air inlet in an opening and closing mode, the valve block is connected with the valve body in a sliding mode, and the sliding direction of the valve block relative to the valve body is along the vertical direction.
Therefore, the utility model has the advantages that through the structural design of the alumina conveying device, when the air supply pipeline supplies air, the air supply pressure overcomes the gravity of the valve block to press the valve block away from the air inlet, the check valve is opened, and then the smooth air supply is realized; when the air supply pipeline stops supplying air, the valve plate is not subjected to air supply pressure, the valve plate slides to be blocked at the air inlet under the action of gravity, and the check valve is closed; therefore the utility model discloses an among the alumina feeding device, when using a air feed pipeline air feed, other air feed pipelines can be by check valve self-closing, are favorable to promoting the controllability of air chamber pressure, are favorable to guaranteeing that the alumina material removes smoothly to still be favorable to simplifying the control of alumina feeding device, be favorable to promoting alumina feeding device's economic nature.
The check valve further comprises a sliding rod, the sliding rod is fixedly connected with the valve plate, the sliding rod extends along the vertical direction, and the sliding rod is connected with the valve body in a sliding manner; the upper end of the valve body is provided with an air outlet cylinder extending along the vertical direction, the air outlet is a cylinder opening of the air outlet cylinder, and the sliding rod extends into the air outlet cylinder; and/or the lower end of the valve body is provided with an air inlet cylinder body extending along the vertical direction, the air inlet is a cylinder opening of the air inlet cylinder body, and the slide rod extends into the air inlet cylinder body.
Therefore, the valve block can be installed in a sliding mode, the valve block is prevented from being inclined in the sliding process, and the valve block can be well plugged for the air inlet.
The further scheme is that a first spoke support is arranged in the air inlet cylinder body, the first spoke support extends out of the cylinder wall of the air inlet cylinder body, and the sliding rod is connected to the first spoke support in a sliding mode.
The further scheme is that a second spoke support is arranged in the air outlet cylinder, the second spoke support extends out of the cylinder wall of the air outlet cylinder, and the sliding rod is connected to the second spoke support in a sliding mode.
In another preferred embodiment, the valve plate includes a base plate and a sealing gasket fixed to the lower side of the base plate.
Therefore, the sealing performance of the lifting valve plate on the air inlet is facilitated.
In a further preferred embodiment, the lower end of the air inlet cylinder has a flange-like connecting flange.
Still preferably, the upper end of the outlet air cylinder is provided with a flange-shaped connecting flange.
Therefore, the installation and connection of the check valve and the air supply pipeline are facilitated.
Drawings
FIG. 1 is a schematic structural view of an embodiment of an alumina feeding device according to the present invention;
FIG. 2 is a sectional view of a check valve in an embodiment of the feeding device of the present invention.
Detailed Description
Referring to fig. 1, the alumina feeding device of the present embodiment includes a feeding bin 1, a pneumatic chute 2, a material bin 3, two air supply pipes 4 and two check valves 5, where the two air supply pipes 4 are a first pipe 41 and a second pipe 42, respectively, the pneumatic chute 2 has a material chamber 21 and an air chamber 23, the feeding bin 1 is communicated with a feeding end of the material chamber 21, the material bin 3 is communicated with a discharging end of the material chamber 21, the air chamber 23 is located below the material chamber 21, the air chamber 23 is separated from the material chamber 21 by a ventilation layer 22, and specifically, the ventilation layer 22 may be a ventilation canvas.
The two air supply pipelines 4 are distributed along the feeding direction of the pneumatic chute 2, the two air supply pipelines 4 are communicated with the air chamber 23, and the two one-way valves 5 are respectively connected to the two air supply pipelines 4.
Referring to fig. 2, the check valve 5 includes a valve body 51, a valve sheet 52 and a slide rod 53, the valve body 51 includes an air inlet cylinder 511, an intermediate chamber 512 and an air outlet cylinder 513, the air inlet cylinder 511 and the air outlet cylinder 513 are both cylinders, the air inlet cylinder 511, the intermediate chamber 512 and the air outlet cylinder 513 are sequentially connected from bottom to top along a vertical direction, and an inner chamber 5121 of the intermediate chamber 512 is the intermediate chamber.
Referring to fig. 2, a first spoke support 5111 is disposed in a cylindrical cavity of the air inlet cylinder 511, the first spoke support 5111 may be, for example, a cross-shaped support or a m-shaped support, and each spoke of the first spoke support 5111 extends from the cylindrical wall of the air inlet cylinder 511.
Referring to fig. 2, a second spoke support 5131 is disposed in the cylinder cavity of the air outlet cylinder 513, the second spoke support 5131 may be, for example, a cross-shaped support or a m-shaped support, and each spoke of the second spoke support 5131 extends out of the cylinder wall of the air outlet cylinder 513.
Referring to fig. 2, the valve plate 52 is in a circular plate shape, the sliding rod 53 is connected to a central axis of the valve plate 52, the sliding rod 53 extends in a vertical direction, the valve plate 52 is located in the inner cavity 5121 of the middle cavity 512, the sliding rod 53 extends in the cylinder cavity of the air inlet cylinder 511, the sliding rod 53 is slidably connected to the first spoke support 5111, the sliding rod 53 extends in the cylinder cavity of the air outlet cylinder 513, and the sliding rod 53 is slidably connected to the second spoke support 5131.
Alumina feeding device is arranged in the alumina recovery in-process, and when using alumina feeding device, the alumina material that the dust remover was retrieved enters into the bin 21 of pnematic chute 2 through feed bin 1, then adopts two air feed pipelines 4 to blow in turn in the air chamber 23, and the wind pressure drive alumina material removes to the direction with bin 3, realizes the transmission of alumina material then.
If the check valve 5 is not provided, the second duct 42 leaks air when the first duct 41 supplies air to the air chamber 23; when the second duct 42 supplies air to the air chamber 23, the first duct 41 leaks air, which is not favorable for air pressure and air flow control and smooth conveyance of the alumina material.
Moreover, because the air pressure supplied by the movable chute 2 in the alumina feeding device of the embodiment is only 300 mm of water column, the air pressure of the material chamber 21, the air chamber 23 and the air supply pipeline 4 is lower, and the general check valve has larger opening pressure, if the general check valve is arranged on the air supply pipeline 4, the air supply pipeline 4 can not be opened smoothly when air supply is needed, so that the general check valve can not be applied to the air supply pipeline 4 of the embodiment; in addition, if set up controllable solenoid valve on air feed pipeline 4, adopt controllable solenoid valve to control the logical closure of air feed pipeline 4, can realize the accurate control to air feed pipeline 4 logical closure, but can lead to the aluminium oxide feeding device control complicated to economic nature is not good.
Therefore, the one-way valve 5 of the embodiment is adopted to control the ventilation duct 4 to be opened or closed, when the air supply duct 4 of the embodiment is used, the air supply pressure overcomes the gravity of the valve plate 52 and the slide bar 53 to press the valve plate 52 away from the air inlet cylinder 511, the one-way valve 5 is opened, and then smooth air supply is realized; when the air supply pipe 4 stops supplying air, the valve plate 52 is free from air supply pressure, the valve plate 52 slides to keep abutting against the air inlet cylinder 511 under the action of gravity, the one-way valve 5 is closed, the one-way valve 5 of the embodiment can select different opening pressures by selecting the valve plate 52 and the sliding rod 53 with different weights, and therefore, the valve plate 52 and the sliding rod 53 which are lighter can be selected to be suitable for lower opening pressure.
Because the check valve 5 of the present embodiment can be adapted to be opened at low pressure, in the alumina feeding device of the present embodiment, when the first pipeline 41 is used for supplying air, the check valve 5 in the second pipeline 42 can be automatically closed, so as to prevent the second pipeline 42 from leaking air when the first pipeline 41 is used for supplying air; similarly, when the second pipeline 42 is used for air supply, the check valve 5 in the first pipeline 41 is automatically closed, so that air leakage of the first pipeline 41 in the air supply of the second pipeline 42 is avoided, the controllability of the pressure of the air chamber 23 is favorably improved, the alumina material is favorably ensured to move smoothly, the control of the alumina conveying device is favorably simplified, and the economy of the alumina conveying device is favorably improved.
Preferably, the valve plate 52 includes a base plate and a gasket (not shown) secured to the underside of the base plate. Therefore, when the valve plate 52 is sealed at the opening of the air inlet cylinder 511, the sealing gasket is abutted against the opening of the air inlet cylinder 511, which is beneficial to ensuring good sealing between the valve plate 52 and the air inlet cylinder 511 and good sealing of the valve plate 52 on the air inlet of the one-way valve 5.
In the embodiment, the first spoke support 5111 and the second spoke support 5131 are arranged to be connected with the slide rod 53 together, so that the slide rod 53 is prevented from deviating, the sliding stability of the slide rod 53 is improved, the valve plate 52 and the air inlet cylinder 511 are ensured to be well sealed, and the valve plate 52 can seal and block the air inlet; alternatively, one of the first spoke support 5111 and the second spoke support 5131 may be omitted, and the sliding rod 53 is slidably connected to one of the spoke supports, so as to achieve the same object of the invention, for example, only the first spoke support 5111 is provided, but it is preferable that the first spoke support 5111 is enlarged in the vertical direction, or at least two first spoke supports 5111 are provided in the air inlet cylinder 511, each first spoke support 5111 is distributed in the vertical direction, each first spoke support 5111 is slidably connected to the sliding rod 53, so as to avoid the sliding rod 53 from deflecting, ensure that the sliding rod 53 slides smoothly and stably, ensure that the valve sheet 52 can be well sealed with the air inlet cylinder 511, and ensure that the valve sheet 52 can seal and seal the air inlet.
Preferably, the lower end of the air inlet cylinder 511 has a flange-shaped connection flange 5112, the upper end of the air outlet cylinder 513 has a flange-shaped connection flange 5132, the upper end of the valve body 51 is connected to the air supply pipe 4 through the connection flange 5132 of the air outlet cylinder 513, and the lower end of the valve body 51 is connected to the air supply pipe 4 through the connection flange 5112 of the air inlet cylinder 511.
Finally, it should be emphasized that the above-described embodiments are merely preferred examples of the present invention, and are not intended to limit the invention, as those skilled in the art will appreciate that various changes and modifications may be made, and any and all modifications, equivalents, and improvements made, while remaining within the spirit and principles of the present invention, are intended to be included within the scope of the present invention.
Claims (8)
1. The alumina conveying device comprises a feeding bin, a material using bin and a pneumatic chute, wherein the pneumatic chute is provided with a material chamber and an air chamber, the feeding bin is communicated with the feeding end of the material chamber, the material using bin is communicated with the discharging end of the material chamber, the air chamber is positioned below the material chamber, and the air chamber and the material chamber are separated by a ventilation layer;
the method is characterized in that:
the pneumatic chute is characterized by further comprising at least two air supply pipelines, wherein each air supply pipeline is distributed along the feeding direction of the pneumatic chute, each air supply pipeline is communicated with the air chamber, and each air supply pipeline is provided with a one-way valve;
the check valve comprises a valve body and a valve block, the valve body comprises an air inlet, an air outlet and an intermediate cavity communicated with the air inlet and the air outlet, the air inlet, the intermediate cavity and the air outlet are distributed along the vertical direction from bottom to top, the valve block is located in the intermediate cavity, the valve block can be plugged in the air inlet in an opening and closing mode, the valve block is connected with the valve body in a sliding mode, and the valve block is relative to the sliding direction of the valve body along the vertical direction.
2. The alumina conveying apparatus as claimed in claim 1, wherein:
the check valve further comprises a sliding rod, the sliding rod is fixedly connected with the valve plate, the sliding rod extends along the vertical direction, and the sliding rod is connected with the valve body in a sliding manner;
the upper end of the valve body is provided with an air outlet cylinder extending along the vertical direction, the air outlet is a cylinder opening of the air outlet cylinder, and the sliding rod extends into the air outlet cylinder; and/or, the lower extreme of valve body has the air inlet barrel that extends along vertical direction, the air intake is the nozzle of air inlet barrel, the slide bar stretch in the air inlet barrel.
3. The alumina conveying apparatus as claimed in claim 2, wherein:
the air inlet cylinder is internally provided with a first spoke support, the first spoke support extends out of the cylinder wall of the air inlet cylinder, and the sliding rod is connected to the first spoke support in a sliding mode.
4. The alumina conveying apparatus as claimed in claim 2 or 3, wherein:
the air outlet cylinder is internally provided with a second spoke support, the second spoke support extends out of the cylinder wall of the air outlet cylinder, and the sliding rod is connected to the second spoke support in a sliding mode.
5. The alumina delivery device of any one of claims 1 to 3, wherein:
the valve plate comprises a base plate and a sealing gasket, and the sealing gasket is fixed on the lower side face of the base plate.
6. The alumina conveying apparatus as claimed in claim 2 or 3, wherein:
the lower end of the air inlet cylinder body is provided with a flange-shaped connecting flange.
7. The alumina conveying apparatus as claimed in claim 2 or 3, wherein:
and the upper end of the air outlet cylinder is provided with a flange-shaped connecting flange.
8. The alumina conveying apparatus as claimed in claim 2 or 3, wherein:
the valve block is in a circular plate shape, and the sliding rod is fixed at the center of the valve block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922441851.0U CN211846350U (en) | 2019-12-27 | 2019-12-27 | Alumina feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922441851.0U CN211846350U (en) | 2019-12-27 | 2019-12-27 | Alumina feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211846350U true CN211846350U (en) | 2020-11-03 |
Family
ID=73210025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922441851.0U Active CN211846350U (en) | 2019-12-27 | 2019-12-27 | Alumina feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211846350U (en) |
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2019
- 2019-12-27 CN CN201922441851.0U patent/CN211846350U/en active Active
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