CN210089270U - Bottom heat supply copper mud drying device - Google Patents
Bottom heat supply copper mud drying device Download PDFInfo
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- CN210089270U CN210089270U CN201920395735.7U CN201920395735U CN210089270U CN 210089270 U CN210089270 U CN 210089270U CN 201920395735 U CN201920395735 U CN 201920395735U CN 210089270 U CN210089270 U CN 210089270U
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Abstract
The utility model provides a bottom heating copper mud drying device, including the stoving case, with stoving case intercommunication and be used for producing hot-blast advance hot-box and set up in the bottom of advancing hot-box and be used for forming the supporting legs of bottom sprag under heating device's heating, the stoving incasement is equipped with a plurality of frames of putting, each puts and puts a plurality of stoving boxes that are used for holding copper mud and make the water in the copper mud become steam under hot-blast heating, the top of stoving case is equipped with the blast pipe that is used for supplying the hot-blast and steam discharge outside the stoving case of stoving incasement, still be equipped with the feeding discharge gate that is used for putting into and taking out the stoving box on the stoving case and be used for sealing the feeding discharge gate. The hot air enters the drying box to directly heat the copper mud in the drying box, and the copper mud is in an internal heating mode, so that the heat utilization rate is high, and the attached water and the crystal water in the copper mud can be changed into steam. Hot air and steam in the drying box can be discharged to the outside of the drying box through the exhaust pipe, and the steam is discharged to the outside of the drying box to dry the copper sludge.
Description
Technical Field
The utility model relates to a copper mud drying and dehydrating technical field especially relates to a bottom heating copper mud drying device.
Background
Copper anode slime (copper slime for short) is composed of various substances which are attached to the surface of a copper anode and are insoluble in electrolyte in the electrolytic refining process, and the copper slime is an important raw material for extracting valuable metals such as copper, silver, gold, platinum group metals and the like. The water content of the copper sludge is generally 82%, wherein the copper sludge contains attached water and crystal water, the proportion of the attached water is not large and is about 5% -20%, and the proportion of the crystal water is about 60% -80%. To extract valuable metals from copper sludge, water in the copper sludge should be removed first.
Since the crystal water can be removed only by heating the copper sludge to over 180 ℃, if a natural stacking and drying method is adopted, the crystal water in the copper sludge is difficult to remove. And the copper mud is granular after being dried and dehydrated, and the granules are micron-sized, so that the copper mud is extremely easy to float in the air to cause air pollution and harm the health of people. If the copper sludge is dried by burning coal outside the dryer, the method has low heat energy utilization rate and large heat loss, the heat energy utilization rate is lower than 50 percent or even lower than 20 percent, and the environment pollution caused by burning coal is large.
SUMMERY OF THE UTILITY MODEL
The utility model provides a bottom heating copper sludge drying device to solve the problem that current copper sludge drying and dehydration method is difficult to get rid of the crystal water in the copper sludge, causes environmental pollution and heat utilization rate low easily.
The utility model adopts the technical scheme as follows:
the utility model provides a bottom heating copper mud drying device, including the stoving case, with stoving case intercommunication and be used for producing hot-blast heat-exchanger box and set up in the bottom of advancing the heat-exchanger box and be used for forming the supporting legs that the bottom supported under heating device's heating, the stoving incasement is equipped with a plurality of frames of putting, each puts and puts a plurality of stoving boxes that are used for holding copper mud and make the water in the copper mud become steam under hot-blast heating on the frame, the top of stoving case is equipped with the blast pipe that is used for supplying the hot-blast and steam discharge outside the stoving case of stoving incasement, still be equipped with the feeding discharge gate that is used for putting into and taking out the stoving box on the stoving case and be used for sealing the feeding discharge gate of.
Further, the heating device comprises a gasification furnace for gasifying the biomass material to generate fuel gas and a gas stove which is communicated with the gasification furnace and is used for combusting the fuel gas output by the gasification furnace to heat the air in the heating box so as to generate hot air.
Further, a fire damper for blocking flames to control heating temperature is arranged in the heat inlet box.
Furthermore, a support frame for supporting the placing frame is arranged in the drying box, and the placing frame is placed on the support frame.
Furthermore, the placing frame comprises a frame body and a plurality of placing frames which are arranged on the frame body and used for enabling the placing frame to form a plurality of layers of placing spaces.
Furthermore, the placing frame comprises two oppositely arranged cross beams and a plurality of longitudinal beams arranged between the two cross beams at intervals.
Furthermore, a plurality of vent holes for hot air and steam to pass through are formed in the longitudinal beam.
Furthermore, the front surface and the top surface of the frame body adopt an open structure which is convenient for putting in and taking out the drying box.
Further, the top surface of the drying box adopts an open structure convenient for steam to be discharged.
Furthermore, the bottom of the heat inlet box is provided with a drain pipe for draining water generated by steam condensation to the outside of the heat inlet box.
The utility model discloses following beneficial effect has:
the utility model discloses a bottom heat supply copper mud drying device, include the stoving case, advance hot box and supporting legs. The heat inlet box is communicated with external air, the air in the heat inlet box expands under the heating of the heating device to generate negative pressure, the external air is sucked into the heat inlet box to generate hot air, and the drying box is communicated with the heat inlet box to enable the hot air output by the heat inlet box to enter the drying box. The supporting legs can form bottom support for the heat inlet box, so that the heat inlet box is at a proper height, external air is conveniently sucked into the heat inlet box, and the heat inlet box is convenient to generate hot air under the heating of the heating device. The stoving incasement is equipped with a plurality of frames of putting, has placed a plurality of stoving boxes on each puts the frame, has held the copper mud in the stoving box. The copper mud in the hot-blast entering stoving incasement direct heating stoving box is the interior heating mode, and heat utilization rate is high, and the temperature of copper mud is high, can make the adhering to water and the crystal water in the copper mud become steam. The top of stoving case is equipped with the blast pipe, and the stoving incasement hot-blast and steam can be discharged outside the stoving case through the blast pipe, and steam discharge makes the copper mud by the stoving outside the stoving case. Be equipped with feeding discharge gate and feeding discharge door on the stoving case, can put into to the stoving incasement through the stoving box that the feeding discharge gate will hold the copper mud, treat that the copper mud is dried the back in the stoving box, can take out the stoving box that holds the copper mud after drying to the stoving case outside through the feeding discharge gate to draw valuable metal in the copper mud after following the stoving. The feeding discharge door can seal the feeding discharge hole, so that the drying box is in a closed state, and the dried copper sludge is prevented from floating in the air to cause environmental pollution.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is one of the schematic diagrams of a bottom-heating copper sludge drying device according to the preferred embodiment of the present invention;
fig. 2 is a second schematic view of the bottom-heating copper sludge drying device according to the preferred embodiment of the present invention;
fig. 3 is a schematic view of a shelf according to a preferred embodiment of the present invention;
fig. 4 is a schematic view of a drying box according to a preferred embodiment of the present invention;
fig. 5 is a schematic view of the drying box of the preferred embodiment of the present invention placed on a shelf.
Description of reference numerals:
1. a drying box; 2. a heat inlet box; 3. supporting legs; 4. a placing frame; 5. drying the box; 6. an exhaust pipe; 7. a gasification furnace; 8. a gas range; 9. a fire-blocking plate; 10. a support frame; 11. a frame body; 12. placing a frame; 13. a cross beam; 14. a stringer; 15. a vent; 16. and a water discharge pipe.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Fig. 1 is one of the schematic diagrams of a bottom-heating copper sludge drying device according to the preferred embodiment of the present invention; fig. 2 is a second schematic view of the bottom-heating copper sludge drying device according to the preferred embodiment of the present invention; fig. 3 is a schematic view of a shelf according to a preferred embodiment of the present invention; fig. 4 is a schematic view of a drying box according to a preferred embodiment of the present invention; fig. 5 is a schematic view of the drying box of the preferred embodiment of the present invention placed on a shelf.
As shown in fig. 1 and 2, the bottom-heating copper sludge drying device of the embodiment includes a drying box 1, a heat inlet box 2 communicated with the drying box 1 and used for generating hot air under the heating of the heating device and supporting legs 3 arranged at the bottom of the heat inlet box 2 and used for forming bottom support, a plurality of placing frames 4 are arranged in the drying box 1, a plurality of drying boxes 5 used for containing copper sludge and making water in the copper sludge become steam under the hot air heating are placed on each placing frame 4, an exhaust pipe 6 used for discharging the hot air and the steam in the drying box 1 to the outside of the drying box 1 is arranged at the top of the drying box 1, and a feeding and discharging port used for putting in and taking out the drying boxes 5 and a feeding and discharging door used for sealing the feeding and discharging port are further arranged on the drying box 1.
The utility model discloses a bottom heat supply copper mud drying device, including stoving case 1, advance hot box 2 and supporting legs 3. The heat inlet box 2 is communicated with external air, the air in the heat inlet box 2 expands under the heating of the heating device to generate negative pressure, the external air is sucked into the heat inlet box 2 to generate hot air, the drying box 1 is communicated with the heat inlet box 2, and the hot air output by the heat inlet box 2 enters the drying box 1. The supporting legs 3 can form bottom support for the heat inlet box 2, so that the heat inlet box 2 is at a proper height, external air is conveniently sucked into the heat inlet box 2, and the heat inlet box 2 is convenient to generate hot air under the heating of the heating device. A plurality of placing frames 4 are arranged in the drying box 1, a plurality of drying boxes 5 are placed on each placing frame 4, and copper sludge is contained in each drying box 5. The copper mud in the box 5 is dried to the direct heating in hot-blast entering stoving case 1 is the interior heating mode, and heat utilization rate is high, and the temperature of copper mud is high, can make the adhering to water and the crystal water in the copper mud become steam. The top of stoving case 1 is equipped with blast pipe 6, and hot-blast and the steam in the stoving case 1 can discharge outside stoving case 1 through blast pipe 6, and steam discharge makes the copper mud by the stoving outside stoving case 1. Be equipped with feeding discharge gate and feeding discharge door on the stoving case 1, can put into stoving case 1 through the stoving box 5 that the feeding discharge gate will hold the copper mud, treat that the copper mud is dried the back in stoving box 5, can take out stoving box 5 that holds the copper mud after drying to outside stoving case 1 through the feeding discharge gate to draw valuable metal in the copper mud after following the stoving. The feeding discharge door can seal the feeding discharge hole, so that the drying box 1 is in a closed state, and the dried copper sludge is prevented from floating to the air to cause environmental pollution. Optionally, the output end of the exhaust pipe 6 is provided with a water spray device. If the dried copper sludge is discharged from the exhaust pipe 6, the water sprayed by the water spraying device can be used for treating, so that the dried copper sludge is prevented from floating in the air to cause environmental pollution. If the copper mud contains acidic substances, calcium hydroxide or other strong alkaline substances can be added into the water for treatment. Optionally, the drying box 1 is provided with a heat insulation layer. Optionally, the heat inlet box 2 is provided with a heat insulation layer.
As shown in fig. 1, in the present embodiment, the heating device includes a gasification furnace 7 for gasifying the biomass material to generate fuel gas, and a gas stove 8 which is communicated with the gasification furnace 7 and is used for burning the fuel gas output from the gasification furnace 7 to heat the air in the heating box 2 and further generate hot air. The gasification furnace 7 can be used for gasifying biomass materials to generate fuel gas, the gas stove 8 can be used for combusting the fuel gas output by the gasification furnace 7, and the fuel gas is combusted to generate flame to heat the air in the heating box 2 so as to generate hot air. The biomass material is gasified as an energy source, so that the energy cost can be reduced, the fuel gas is combusted without pollutant emission, and the purposes of energy conservation and emission reduction can be achieved. Alternatively, the gasification furnace 7 is an existing gasification furnace. Alternatively, the gas range 8 may be an existing gas range.
As shown in fig. 2, in the present embodiment, a fire damper 9 for blocking flames to control a heating temperature is provided in the heat input box 2. The fire blocking plate 9 is provided with a through hole, flame is blocked by the fire blocking plate 9 and can only pass through the through hole, so that the fire blocking plate 9 plays a role in controlling the heating temperature.
As shown in fig. 2, in the embodiment, a support frame 10 for supporting the placing frame 4 is disposed in the drying box 1, and the placing frame 4 is placed on the support frame 10. The support frame 10 is composed of a plurality of support rods, and the support frame 10 can support the placing frame 4, so that the placing frame 4 can be stably placed on the support frame 10.
As shown in fig. 3 and fig. 5, in the present embodiment, the holding frame 4 includes a frame body 11 and a plurality of holding frames 12 disposed on the frame body 11 and configured to form a plurality of layers of holding spaces for the holding frame 4. The frame body 11 is equipped with a plurality of frames 12 of putting as structural support on the frame body 11, and adjacent two are put and form the one deck between the frame 12 and put the space, and stoving box 5 places in putting the space.
As shown in fig. 3, in the present embodiment, the holding frame 12 includes two opposing cross beams 13 and a plurality of longitudinal beams 14 disposed between the two cross beams 13. The drying boxes 5 are placed in the placing space along the length direction of the longitudinal beams 14, and hot air and steam can be conveyed in the drying box 1 through gaps between the longitudinal beams 14 and gaps between the drying boxes 5.
As shown in fig. 3, in the present embodiment, the longitudinal beam 14 is provided with a plurality of ventilation holes 15 for allowing hot air and steam to pass through. The air vent 15 can further increase the conveying channel in the drying box 1, so that the conveying of hot air and steam is facilitated.
As shown in fig. 3 and 5, in the present embodiment, the front and top surfaces of the frame body 11 adopt an open structure for facilitating the insertion and removal of the drying box 5. The front and the top surface of the frame body 11 adopt an open structure, so that the drying box 5 is conveniently put into the placing space and the drying box 5 is taken out from the placing space.
As shown in fig. 4, in the present embodiment, the top surface of the drying box 5 adopts an open structure for facilitating the steam discharge. The top surface of the drying box 5 adopts an open structure, so that steam is conveniently discharged, and the drying speed of the copper sludge is improved.
As shown in fig. 1 and 2, in the present embodiment, a drain pipe 16 for draining water generated by condensation of steam to the outside of the heat-inlet box 2 is provided at the bottom of the heat-inlet box 2. The water generated by the condensation of the steam can be discharged out of the heat inlet box 2 through the drain pipe 16 to reduce the air humidity in the drying box 1, thereby improving the drying speed of the copper sludge.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A bottom heating copper sludge drying device, which is characterized in that,
including stoving case (1), with stoving case (1) intercommunication is used for producing hot-blast case (2) of advancing under heating device's heating and set up in advance the bottom of hot-box (2) and be used for forming bottom sprag's supporting legs (3), be equipped with a plurality of putting frame (4) in stoving case (1), each place on putting frame (4) a plurality of drying box (5) that are used for holding the copper mud and make the water in the copper mud become steam under hot-blast heating, the top of stoving case (1) is equipped with and is used for supplying hot-blast and steam in stoving case (1) discharge extremely blast pipe (6) outside stoving case (1), still be equipped with on stoving case (1) and be used for putting into and taking out the feeding discharge gate of stoving box (5) and be used for sealing the feeding discharge gate's feeding discharge gate.
2. The bottom-powered copper sludge drying apparatus of claim 1,
the heating device comprises a gasification furnace (7) used for gasifying biomass materials to generate fuel gas and a gas stove (8) which is communicated with the gasification furnace (7) and used for burning the fuel gas output by the gasification furnace (7) to heat the air in the heat inlet box (2) so as to generate hot air.
3. The bottom-powered copper sludge drying apparatus of claim 2,
a fire damper (9) for blocking flame to control heating temperature is arranged in the heat inlet box (2).
4. The bottom-powered copper sludge drying apparatus of claim 1,
the drying box (1) is internally provided with a support frame (10) for supporting the placing frame (4), and the placing frame (4) is placed on the support frame (10).
5. The bottom-powered copper sludge drying apparatus of claim 1,
the placing frame (4) comprises a frame body (11) and a plurality of placing frames (12) which are arranged on the frame body (11) and used for enabling the placing frame (4) to form a multi-layer placing space.
6. The bottom-powered copper sludge drying apparatus of claim 5,
the placing frame (12) comprises two oppositely arranged cross beams (13) and a plurality of longitudinal beams (14) arranged between the two cross beams (13) at intervals.
7. The bottom-powered copper sludge drying apparatus of claim 6,
and a plurality of vent holes (15) for hot air and steam to pass through are formed in the longitudinal beam (14).
8. The bottom-powered copper sludge drying apparatus of claim 5,
the front surface and the top surface of the frame body (11) adopt an open structure which is convenient for putting in and taking out the drying box (5).
9. The bottom-powered copper sludge drying apparatus of claim 1,
the top surface of the drying box (5) adopts an open structure convenient for steam to be discharged.
10. The bottom-heating copper sludge drying device according to any one of claims 1 to 9,
the bottom of the heat inlet box (2) is provided with a drain pipe (16) for draining water generated by steam condensation to the outside of the heat inlet box (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920395735.7U CN210089270U (en) | 2019-03-27 | 2019-03-27 | Bottom heat supply copper mud drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920395735.7U CN210089270U (en) | 2019-03-27 | 2019-03-27 | Bottom heat supply copper mud drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210089270U true CN210089270U (en) | 2020-02-18 |
Family
ID=69472652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920395735.7U Active CN210089270U (en) | 2019-03-27 | 2019-03-27 | Bottom heat supply copper mud drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210089270U (en) |
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2019
- 2019-03-27 CN CN201920395735.7U patent/CN210089270U/en active Active
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