CN220959579U - Steel hearth multi-hearth furnace for roasting waste salt - Google Patents
Steel hearth multi-hearth furnace for roasting waste salt Download PDFInfo
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- CN220959579U CN220959579U CN202322841724.6U CN202322841724U CN220959579U CN 220959579 U CN220959579 U CN 220959579U CN 202322841724 U CN202322841724 U CN 202322841724U CN 220959579 U CN220959579 U CN 220959579U
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- 150000003839 salts Chemical class 0.000 title claims abstract description 55
- 239000002699 waste material Substances 0.000 title claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 32
- 239000010959 steel Substances 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 claims description 11
- 239000007789 gas Substances 0.000 abstract description 21
- 239000000463 material Substances 0.000 abstract description 13
- 239000011449 brick Substances 0.000 abstract description 12
- 238000004880 explosion Methods 0.000 abstract description 6
- 239000002912 waste gas Substances 0.000 abstract description 5
- 238000001354 calcination Methods 0.000 abstract description 4
- 230000009970 fire resistant effect Effects 0.000 abstract description 4
- 210000000038 chest Anatomy 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 18
- 230000000694 effects Effects 0.000 description 16
- 238000001914 filtration Methods 0.000 description 14
- 238000005192 partition Methods 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 8
- 238000005457 optimization Methods 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 241001397809 Hakea leucoptera Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- 239000011028 pyrite Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a steel hearth multi-hearth furnace for roasting waste salt, which belongs to the technical field of waste salt roasting multi-hearth furnaces and has the technical scheme that the steel hearth multi-hearth furnace comprises a multi-hearth furnace body, an air inlet, a discharge port, a feed inlet, an air outlet, a speed reducing motor, a plurality of rake arms and a plurality of hearths, wherein a filter tank is arranged at the top of the air outlet, and a filter mechanism is arranged in the filter tank; the utility model provides a filter mechanism includes filter core, first filter cartridge and second filter cartridge, the surface of filter core and the inner wall contact of first filter cartridge, the bottom plate of first filter cartridge and the top contact of second filter cartridge have solved current most and have been baked many thorax hearths to the salt of waste and be fire-resistant hearth brick, and fire-resistant hearth brick receives the influence that high temperature salt molten salt corrodes, the explosion of hydrous material easily to the gas vent does not possess and carries out filterable structure to the calcination waste gas, and gas vent exhaust gas causes the pollution to the air easily, thereby influences the problem of result in use.
Description
Technical Field
The utility model relates to the technical field of waste salt roasting multi-hearth furnaces, in particular to a steel hearth multi-hearth furnace for waste salt roasting.
Background
The multi-hearth furnace is also called a multi-stage furnace or a mechanical furnace, is a multi-hearth incinerator with a mechanical transmission device, is firstly applied to roasting pyrite in the chemical industry in the middle of the nineteenth century, and is required to be used when waste salt is roasted.
Currently, chinese patent publication No. CN215983896U discloses a rake arm improved multi-hearth furnace, which comprises a multi-hearth furnace assembly, a transmission mechanism and a fast assembly, wherein the transmission mechanism is arranged below the multi-hearth furnace assembly; the fast assembly component is fixed outside the transmission mechanism; a rake arm assembly mounted externally of the quick assembly; a connecting seat; the pin bush is fixed in the connecting seat; a spring provided outside the pin bush; the pin rod is arranged on the inner wall of the pin sleeve, compared with the existing common multi-hearth furnace with improved rake arms, the pin rod is pulled up to insert the rake arm body into the connecting seat, the loose pin rod is sprung into the hole site of the rake arm body, the rake arm body is connected with the connecting seat in a mounting manner, the pin rod is pulled up when the rake arm body is detached, the mounting and dismounting manner of the rake arm part of the multi-hearth furnace is more convenient, the later quick maintenance and replacement are facilitated, and the top keels and the side keels can disperse the stress of the part of the rake arm body.
Most of the prior multi-hearth furnaces for roasting waste salt are refractory hearth bricks, the refractory hearth bricks are easily affected by high-temperature salt molten salt corrosion and water-containing material explosion, the exhaust port does not have a structure for filtering roasting waste gas, and exhaust gas exhausted from the exhaust port is easy to pollute air.
Disclosure of utility model
The utility model provides a steel hearth multi-hearth furnace for roasting waste salt, and aims to solve the problems that most of the existing multi-hearth furnaces for roasting waste salt are refractory hearth bricks, the refractory hearth bricks are easily affected by high-temperature salt molten salt corrosion and water-containing material explosion, an exhaust port does not have a structure for filtering roasting waste gas, and tail gas exhausted from the exhaust port is easily polluted by air, so that the using effect is affected.
The utility model discloses a steel hearth multi-hearth furnace for roasting waste salt, which comprises a multi-hearth furnace body, an air inlet, a discharge hole, a feed inlet, an air outlet, a speed reducing motor, a plurality of rake arms and a plurality of hearths, wherein a filter tank is arranged at the top of the air outlet, and a filter mechanism is arranged in the filter tank;
The filter mechanism comprises a filter element, a first filter box and a second filter box, wherein the surface of the filter element is in contact with the inner wall of the first filter box, the bottom plate of the first filter box is in contact with the top of the second filter box, the surfaces of the first filter box and the second filter box are in contact with the inner wall of a filter tank, and the bottom of the filter tank is fixedly communicated with the top of an exhaust port.
In order to achieve the effect of enabling exhaust gas from the exhaust port to uniformly enter the second filter box, the steel hearth multi-hearth furnace for roasting waste salt is preferable in the utility model, the inner wall of the filter tank is fixedly connected with a partition plate, through holes are formed in the partition plate, the number of the through holes is a plurality, and the bottom of the second filter box is in contact with the top of the partition plate.
In order to achieve the effect of conveniently placing the activated carbon and the filter element, the steel hearth multi-hearth furnace for roasting waste salt is preferably used, the bottoms of the inner walls of the first filter box and the second filter box are fixedly connected with metal nets, and the bottoms of the filter elements are contacted with the top of the top metal net.
In order to achieve the effect of conveniently pulling the first filter box and the second filter box, the steel hearth multi-hearth furnace for roasting waste salt is preferably used, the top of the first filter box is fixedly connected with pull blocks, the number of the pull blocks is two, and the top of the bottom metal net is fixedly connected with pull rings.
In order to achieve the effect of conveniently opening the filter tank, as a steel hearth multi-hearth furnace for roasting waste salt, the top of the filter tank is preferably provided with a tank cover, and the inner wall of the tank cover is in threaded connection with the surface of the filter tank.
In order to achieve the effect of conveniently rotating the tank cover and exhausting the gas from the filter tank, the steel hearth multi-hearth furnace for roasting the waste salt is preferable in the utility model, the top of the tank cover is fixedly connected with two handles, and the top of the tank cover is fixedly connected with the exhaust pipe.
In order to achieve the effect of prolonging the service life of the hearth, the steel hearth multi-hearth furnace for roasting waste salt is preferable, wherein the hearth is made of steel, and the hearth is manufactured in a slicing way.
In order to achieve the effect of stably supporting the filter tank, the steel hearth multi-hearth furnace for waste salt roasting is preferable in the utility model, wherein the bottom of the filter tank is fixedly connected with a support column, and the bottom of the support column is fixedly connected with the top of the multi-hearth furnace body.
Compared with the prior art, the utility model has the beneficial effects that:
This a steel hearth multiple hearth furnace for salt waste calcination, through communicate filter canister and gas vent, place filter core and active carbon back closed pot cover respectively with inside first filter cassette and the second filter cassette, the waste of exhaust when the multiple hearth furnace body is baked salt waste this moment will be discharged to the filter canister inside through the discharge port and discharge the filter canister after active carbon and filter core filter, because the material of stove hearth is steel, can avoid high temperature salt molten salt corruption, the material that contains explodes to split and cause the influence to the stove, because the stove is the burst manufacturing, can avoid the stove expansion deformation, the multi hearth stove hearth that has avoided current mostly to roast salt waste is fire-resistant hearth brick, fire-resistant hearth brick receives high temperature salt molten salt corruption, the influence that the material that contains explodes to split, and the gas vent does not possess and carries out filterable structure to calcination waste gas, the problem that the exhaust gas of gas vent exhaust is easy to cause the air pollution.
Drawings
FIG. 1 is an overall construction view of a steel hearth multiple hearth furnace for waste salt roasting of the present utility model;
FIG. 2 is a schematic diagram showing the three-dimensional connection of a multi-chamber furnace body and an exhaust port in the present utility model;
FIG. 3 is a schematic perspective view of the internal structure of the multi-hearth furnace body according to the present utility model;
FIG. 4 is an exploded perspective view of the canister and canister cover of the present utility model;
FIG. 5 is an exploded perspective view of a first cartridge and a second cartridge according to the present utility model;
fig. 6 is a perspective view showing the internal structure of the canister according to the present utility model.
In the figure, 1, a multi-hearth furnace body; 2. an air inlet; 3. a discharge port; 4. a canister; 5. a can lid; 6. a discharge pipe; 7. a feed inlet; 8. an exhaust port; 9. a filtering mechanism; 901. a filter element; 902. a first filter cartridge; 903. a second filter cartridge; 10. a speed reducing motor; 11. a rake arm; 12. a hearth; 13. a handle; 14. a support post; 15. a metal mesh; 16. a pull ring; 17. pulling blocks; 18. a partition plate; 19. and a through hole.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1-6, the present utility model provides the following technical solutions: a steel hearth multi-hearth furnace for roasting waste salt comprises a multi-hearth furnace body 1, an air inlet 2, a discharge port 3, a feed inlet 7, an air outlet 8, a gear motor 10, a plurality of rake arms 11 and a plurality of hearths 12, wherein a filter tank 4 is arranged at the top of the air outlet 8, and a filter mechanism 9 is arranged in the filter tank 4;
The filtering mechanism 9 comprises a filter element 901, a first filter box 902 and a second filter box 903, wherein the surface of the filter element 901 is in contact with the inner wall of the first filter box 902, the bottom plate of the first filter box 902 is in contact with the top of the second filter box 903, the surfaces of the first filter box 902 and the second filter box 903 are both in contact with the inner wall of a filter tank 4, and the bottom of the filter tank 4 is fixedly communicated with the top of an exhaust port 8.
In this embodiment: through with filter canister 4 and gas vent 8 communicate, place filter core 901 and active carbon back respectively behind with first filter cartridge 902 and the inside filter cartridge 903 of second, close tank cover 5, the waste of exhaust when many chambeies stove furnace body 1 is roasting the salt this moment will be discharged to the filter canister 4 inside through the gas vent and discharge filter canister 4 after the active carbon and filter core 901 filter, because the material of hearth 12 is steel, can avoid high temperature salt molten salt corruption, the material burst that contains causes the influence to hearth 12, because hearth 12 is the burst manufacturing, can avoid hearth 12 inflation deformation, the current many chambeies stove hearth 12 that most are roasting the salt that is going on to waste is refractory hearth 12 brick, refractory hearth 12 brick receives the influence that high temperature salt molten salt corruption, the material burst that contains, and gas vent 8 does not possess and carries out filterable structure to the calcination waste gas, the easy problem that causes the air to the air of exhaust of gas vent 8 is discharged.
As a technical optimization scheme of the utility model, a partition plate 18 is fixedly connected to the inner wall of the filter tank 4, through holes 19 are formed in the partition plate 18, the number of the through holes 19 is a plurality, and the bottom of the second filter box 903 is in contact with the top of the partition plate 18.
In this embodiment: after the gas discharged from the exhaust port 8 enters the filter tank 4, the gas is dispersed through the through holes 19 uniformly distributed on the surface of the partition plate 18 and then enters the activated carbon inside the second filter box 903 for primary filtration, so that the effect that the gas discharged from the exhaust port uniformly enters the second filter box 903 is achieved.
As a technical optimization scheme of the utility model, the bottoms of the inner walls of the first filter cartridge 902 and the second filter cartridge 903 are fixedly connected with a metal mesh 15, and the bottom of the filter element 901 is contacted with the top of the top metal mesh 15.
In this embodiment: the activated carbon and the filter element 901 can be conveniently placed through the separation of the metal net 15, and the effect of conveniently placing the activated carbon and the filter element 901 is achieved.
As a technical optimization scheme of the utility model, pull blocks 17 are fixedly connected to the top of the first filter box 902, the number of the pull blocks 17 is two, and pull rings 16 are fixedly connected to the top of the bottom metal net 15.
In this embodiment: the first filter cartridge 902 and the second filter cartridge 903 can be pulled by holding the pull block 17 and the pull ring 16 to sequentially take out the filter canister 4, so that the effect of conveniently pulling the first filter cartridge 902 and the second filter cartridge 903 is achieved.
As a technical optimization scheme of the utility model, the top of the filter tank 4 is provided with a tank cover 5, and the inner wall of the tank cover 5 is in threaded connection with the surface of the filter tank 4.
In this embodiment: the tank cover 5 can enable the tank cover 5 to move through threaded connection with the filter tank 4 when the tank cover 5 rotates, the tank cover 5 is rotated to be separated from the filter tank 4, the filter tank 4 can be opened, and the effect of conveniently opening the filter tank 4 is achieved.
As the technical optimization scheme of the utility model, the top of the tank cover 5 is fixedly connected with two handles 13, and the top of the tank cover 5 is fixedly connected with the discharge pipe 6.
In this embodiment: through handheld handle 13, rotate handle 13 can drive cover 5 and rotate, and the gaseous discharge filtration jar 4 that will pass through of discharge pipe 6 has reached the effect of conveniently rotating cover 5 and gas discharge filtration jar 4.
As a technical optimization scheme of the utility model, the hearth 12 is made of steel, and the hearth 12 is manufactured in a piece-by-piece manner.
In this embodiment: because the hearth 12 is made of steel, the influence of high-temperature salt corrosion and water-containing material explosion on the hearth 12 can be avoided, and because the hearth 12 is manufactured in a slicing way, the expansion deformation of the hearth 12 can be avoided, the service life of the hearth 12 is prolonged, and the effect of prolonging the service life of the hearth 12 is achieved.
As a technical optimization scheme of the utility model, the bottom of the filter tank 4 is fixedly connected with a support column 14, and the bottom of the support column 14 is fixedly connected with the top of the multi-hearth furnace body 1.
In this embodiment: the support of the filtering tank 4 through the support column 14 ensures that the fixed state of the filtering tank 4 is more stable, and the effect of stably supporting the filtering tank 4 is achieved.
Working principle: firstly, the handle 13 is held by hand, the handle 13 can drive the tank cover 5 to rotate, the tank cover 5 is connected with the filter tank 4 through threads, the tank cover 5 can be moved when the tank cover 5 rotates, the tank cover 5 is rotated to be separated from the filter tank 4, then the filter element 901 is placed into the first filter box 902, then the active carbon is poured into the second filter box 903, the active carbon is a published mature technology, the filtering effect is not repeated here, the waste discharged when the waste salt is roasted by the multi-hearth furnace body 1 is discharged into the filter tank 4 through the discharge port, then the waste enters the active carbon inside of the second filter box 903 for primary filtering after being dispersed through the through holes 19 uniformly distributed on the surface of the partition plate 18, then enters the first filter box 902 for secondary filtering through the filter element 901, then the waste is discharged out of the filter tank 4 through the discharge pipe 6, the support of the filter tank 4 by the support column 14 ensures that the fixed state of the filter tank 4 is more stable, the problems that high-temperature salt molten salt corrosion and water-containing material explosion affect the filter tank 12 due to the steel material of the filter tank 12, the expansion deformation of the filter tank 12 can be avoided due to the fact that the filter tank 12 is manufactured in a slicing way, the service life of the filter tank 12 is prolonged, the existing multi-hearth furnace tank 12 for roasting waste salt is prevented from being a fireproof furnace tank 12 brick, the fireproof furnace tank 12 brick is easily affected by the high-temperature salt molten salt corrosion and water-containing material explosion, the exhaust port 8 is not provided with a structure for filtering roasting exhaust gas, the exhaust gas exhausted by the exhaust port 8 is easily polluted by air are solved, when the filter element 901 and the active carbon are required to be replaced, the filter tank cover 5 is rotated to be separated from the filter tank 4, the filter tank 4 can be sequentially taken out by the first filter box 902 and the second filter box 903 by holding the pull block 17 and the pull ring 16, the filter element 901 and the activated carbon are replaced, and it is required to explain again that the multi-hearth furnace is a prior published mature technology, and the working principle and part of the smaller structures of the multi-hearth furnace are not described and repeated here too much.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (8)
1. A steel hearth multi-hearth furnace for roasting waste salt comprises a multi-hearth furnace body (1), an air inlet (2), a discharge port (3), a feed port (7), an air outlet (8), a gear motor (10), a plurality of rake arms (11) and a plurality of hearths (12), and is characterized in that: the top of the exhaust port (8) is provided with a filter tank (4), and a filter mechanism (9) is arranged in the filter tank (4);
The filter mechanism (9) comprises a filter element (901), a first filter box (902) and a second filter box (903), wherein the surface of the filter element (901) is in contact with the inner wall of the first filter box (902), the bottom plate of the first filter box (902) is in contact with the top of the second filter box (903), the surfaces of the first filter box (902) and the second filter box (903) are in contact with the inner wall of a filter tank (4), and the bottom of the filter tank (4) is fixedly communicated with the top of an exhaust port (8).
2. A steel hearth multiple hearth furnace for waste salt roasting as defined in claim 1, wherein: the inner wall fixedly connected with baffle (18) of filter canister (4), through-hole (19) have been seted up to the inside of baffle (18), the quantity of through-hole (19) is a plurality of, the bottom of second filter cartridge (903) and the top contact of baffle (18).
3. A steel hearth multiple hearth furnace for waste salt roasting as defined in claim 1, wherein: the bottoms of the inner walls of the first filter box (902) and the second filter box (903) are fixedly connected with a metal net (15), and the bottom of the filter element (901) is in contact with the top of the top metal net (15).
4. A steel hearth multiple hearth furnace for waste salt roasting as defined in claim 1, wherein: the top fixedly connected with of first filter cartridge (902) draws piece (17), draw piece (17) quantity to be two, the top fixedly connected with pull ring (16) of bottom metal mesh (15).
5. A steel hearth multiple hearth furnace for waste salt roasting as defined in claim 1, wherein: the top of the filter tank (4) is provided with a tank cover (5), and the inner wall of the tank cover (5) is in threaded connection with the surface of the filter tank (4).
6. A steel hearth multiple hearth furnace for waste salt roasting as defined in claim 5, wherein: the top of the tank cover (5) is fixedly connected with handles (13), the number of the handles (13) is two, and the top of the tank cover (5) is fixedly connected with a discharge pipe (6).
7. A steel hearth multiple hearth furnace for waste salt roasting as defined in claim 1, wherein: the hearth (12) is made of steel, and the hearth (12) is manufactured in a piece-by-piece manner.
8. A steel hearth multiple hearth furnace for waste salt roasting as defined in claim 1, wherein: the bottom of the filter tank (4) is fixedly connected with a support column (14), and the bottom of the support column (14) is fixedly connected with the top of the multi-hearth furnace body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322841724.6U CN220959579U (en) | 2023-10-23 | 2023-10-23 | Steel hearth multi-hearth furnace for roasting waste salt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322841724.6U CN220959579U (en) | 2023-10-23 | 2023-10-23 | Steel hearth multi-hearth furnace for roasting waste salt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220959579U true CN220959579U (en) | 2024-05-14 |
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ID=91010117
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322841724.6U Active CN220959579U (en) | 2023-10-23 | 2023-10-23 | Steel hearth multi-hearth furnace for roasting waste salt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220959579U (en) |
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2023
- 2023-10-23 CN CN202322841724.6U patent/CN220959579U/en active Active
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