CN222631315U - High-efficiency energy-saving hot gas dehydration drying and calcining system equipment - Google Patents
High-efficiency energy-saving hot gas dehydration drying and calcining system equipment Download PDFInfo
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- CN222631315U CN222631315U CN202421249335.2U CN202421249335U CN222631315U CN 222631315 U CN222631315 U CN 222631315U CN 202421249335 U CN202421249335 U CN 202421249335U CN 222631315 U CN222631315 U CN 222631315U
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Abstract
The utility model provides high-efficiency energy-saving hot gas dehydration drying and calcining system equipment, which comprises an inner kiln body, an outer kiln body and an inner kiln body, wherein an inner layer space is formed in the inner kiln body, a feed inlet is formed in one end of the inner kiln body, a discharge outlet and an air inlet are formed in the other end of the inner kiln body, the outer kiln body is sleeved on the outer peripheral surface of the inner kiln body and surrounds the outer wall of the inner kiln body to form an outer layer space, a through hole which enables the inner layer space to be communicated with the outer layer space is formed in the side wall, close to the feed inlet, of the inner kiln body, and an air outlet is formed in one end, close to the air inlet, of the outer kiln body.
Description
Technical Field
The utility model relates to the technical field of phosphogypsum treatment, in particular to high-efficiency energy-saving hot gas dehydration drying and calcining system equipment.
Background
At present, the production of gypsum building material products by phosphogypsum is a main search direction for expanding the utilization rate of phosphogypsum. The primary link of producing gypsum building material products by using phosphogypsum is to calcine and dehydrate phosphogypsum to obtain gypsum powder.
Patent CN211445547U then provides a phosphogypsum quick dehydration device, relates to phosphogypsum processing apparatus technical field. The phosphogypsum rapid dehydration device comprises a dehydration tank, wherein a driving motor is fixed at the center of the bottom of the dehydration tank through a bolt, a rotating shaft is arranged at the output end of the driving motor in a rotating mode, one end of the rotating shaft, which is far away from the driving motor, extends into the dehydration tank, a spiral blade is welded on the outer wall of the rotating shaft, and a crushing blade is uniformly welded on the outer side of the spiral blade. This quick dewatering device of phosphogypsum adopts arch and heating element to heat the phosphogypsum, and evaporation moisture, driving motor drives the screw blade through the pivot and rotates, and the phosphogypsum of bottom can upwards remove under the effect of screw blade, and the phosphogypsum of upper portion can fill downwards automatically for the even being heated of phosphogypsum has accelerated the dehydration rate of phosphogypsum, when screw blade rotates, can drive crushing guide blade and smash the phosphogypsum, avoids the phosphogypsum caking, ensures the dehydration effect of phosphogypsum.
However, the prior technical proposal has the problems that the energy utilization efficiency is low due to the fact that the heating assembly is completely relied on to provide heat energy.
Disclosure of utility model
In view of the foregoing, it is desirable to provide an efficient and energy-saving hot gas dehydration drying and calcining system device, which can utilize the high-temperature gas generated by other devices to improve the utilization rate of heat energy.
The high-efficiency energy-saving hot gas dehydration drying and calcining system equipment comprises an inner kiln body, wherein an inner layer space is formed in the inner kiln body, a feed inlet is formed in one end of the inner kiln body, and a discharge outlet and an air inlet are formed in the other end of the inner kiln body;
The outer kiln body is sleeved on the outer peripheral surface of the inner kiln body and surrounds the outer wall of the inner kiln body to form an outer space, a through hole which enables the inner space to be communicated with the outer space is formed in the side wall, close to the feed inlet, of the inner kiln body, and an air outlet is formed in one end, close to the air inlet, of the outer kiln body.
Optionally, the kiln further comprises a pushing component, wherein the pushing component is fixed at one end of the inner kiln body close to the feeding port, and a pushing end of the pushing component stretches into the inner kiln body and is used for pushing materials to move towards the discharging port.
Optionally, the pushing component comprises a rotating motor and a spiral pushing belt, the rotating motor is fixed at one end of the inner kiln body, which is close to the feeding port, one rotatable end of the rotating motor stretches into the inner kiln body, and the spiral pushing belt is spiral and is arranged in the inner kiln body and fixed with one rotatable end of the rotating motor.
Optionally, the spiral propelling belt is provided with spirally arranged sprinkling plates.
Optionally, one end of the sprinkling plate is fixed with the inner wall of the spiral propelling belt, and the other end of the sprinkling plate is bent to form a hook-shaped part.
Optionally, a filter screen for filtering dust is arranged at the through hole.
Optionally, the inner wall of the outer kiln body is provided with a plurality of filter rings, the outer ring surface of the filter rings is fixed with the inner wall of the outer kiln body, and the inner ring surface of the filter rings is fixed with the outer wall of the inner kiln body. The filtering ring body can filter the high-temperature gas in the outer space step by step.
Optionally, silica is filled in the filter ring body and the filter screen.
Optionally, a heat insulation layer is arranged on the outer surface of the outer kiln body.
Optionally, the inner kiln body is obliquely arranged, one end provided with the discharge hole is lower, and one end provided with the feed inlet is higher.
The beneficial effects of the utility model are as follows:
The utility model provides high-efficiency energy-saving hot gas dehydration drying and calcining system equipment, which comprises an inner kiln body and an outer kiln body, wherein an inner layer space is arranged in the inner kiln body, a feed inlet is formed in one end of the inner kiln body, a discharge outlet and an air inlet are formed in the other end of the inner kiln body, the outer kiln body is sleeved on the outer peripheral surface of the inner kiln body and surrounds the outer wall of the inner kiln body to form an outer layer space, a through hole which enables the inner layer space to be communicated with the outer layer space is formed in the side wall, close to the feed inlet, of the inner kiln body, an air outlet is formed in one end, close to the air inlet, of the outer kiln body, materials to be treated enter from the feed inlet and move towards the discharge outlet, high-temperature gas enters from the air inlet, moves towards the feed inlet, and carries out high-temperature heating on the materials to be treated to enable the materials to be dehydrated and dried, and then the high-temperature gas enters the outer layer space through the through hole to move towards the air outlet, heats the inner kiln body, and then is discharged from the air outlet. The material is heated and dried on the high-temperature gas side, and the residual heat is used for keeping the inner kiln body 1 warm, so that the high-efficiency utilization of heat energy is realized.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic block diagram of the high efficiency energy saving hot gas dewatering drying and calcining system equipment of the present utility model;
FIG. 2 is a schematic view of the construction of the spreader plate of FIG. 1;
Wherein, 1-inner kiln body, 11-feed inlet, 12-discharge outlet, 13-air inlet, 14-filter screen, 2-outer kiln body, 21-air outlet, 22-filter ring body, 3-pushing component, 31-rotating motor, 32-spiral propelling belt and 4-sprinkling plate.
Detailed Description
The following detailed description of preferred embodiments of the utility model is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the utility model, are used to explain the principles of the utility model and are not intended to limit the scope of the utility model.
As shown in fig. 1-2, the embodiment of the utility model provides a high-efficiency energy-saving hot air dehydration drying and calcining system device, which comprises an inner kiln body 1 and an outer kiln body 2, wherein an inner layer space is arranged in the inner kiln body 1, a feed inlet 11 is formed in one end of the inner kiln body 1, a discharge outlet 12 and an air inlet 13 are formed in the other end of the inner kiln body, the outer kiln body 2 is sleeved on the outer peripheral surface of the inner kiln body 1 and surrounds the outer wall of the inner kiln body 1 to form an outer layer space, a through hole which enables the inner layer space to be communicated with the outer layer space is formed in the side wall, close to the feed inlet 11, of the inner kiln body 1, and an air outlet 21 is formed in one end, close to the air inlet 13, of the outer kiln body 2.
The utility model provides high-efficiency energy-saving hot gas dehydration drying and calcining system equipment, which comprises an inner kiln body 1 and an outer kiln body 2, wherein an inner layer space is formed in the inner kiln body 1, a feed inlet 11 is formed in one end of the inner kiln body 1, a discharge outlet 12 and an air inlet 13 are formed in the other end of the inner kiln body 1, the outer kiln body 2 is sleeved on the outer peripheral surface of the inner kiln body 1 and surrounds the outer wall of the inner kiln body 1 to form an outer layer space, a through hole which enables the inner layer space to be communicated with the outer layer space is formed in the side wall, close to the feed inlet 11, of the inner kiln body 1, an air outlet 21 is formed in one end, close to the air inlet 13, of the outer kiln body 2, materials to be treated enter from the feed inlet 11 and move towards the discharge outlet 12, high-temperature gas enters from the air inlet 13 and moves towards the feed inlet 11, the materials to be treated are dehydrated and dried by high-temperature heating, the high-temperature gas enters the outer layer space to the air outlet 21, the inner kiln body 1 is heated, and then the materials to be discharged from the air outlet 21. The material is heated and dried on the high-temperature gas side, and the residual heat is used for keeping the inner kiln body 1 warm, so that the high-efficiency utilization of heat energy is realized.
Further, in order to facilitate the movement of the material in the inner kiln body 1 to the discharge port 12, in some possible embodiments, the inner kiln body 1 is obliquely disposed, where one end of the discharge port 12 is disposed lower, and one end of the feed port 11 is disposed higher. The material fed into the inner kiln body 1 moves towards the discharge hole 12 under the action of gravity.
In this embodiment, the kiln further includes a pushing component 3, where the pushing component 3 is fixed at one end of the inner kiln body 1 near the feed inlet 11, and a pushing end of the pushing component 3 extends into the inner kiln body 1 and is used to push the material to move toward the discharge outlet 12.
Further, the pushing assembly 3 includes a rotating motor 31 and a spiral pushing belt 32, the rotating motor 31 is fixed at one end of the inner kiln body 1 near the feed inlet 11, one rotatable end of the rotating motor 31 extends into the inner kiln body 1, and the spiral pushing belt 32 is in a spiral shape, is arranged in the inner kiln body 1 and is fixed with one rotatable end of the rotating motor 31. One rotatable end of the rotating motor 31 rotates to drive the spiral propelling belt 32 to rotate, so that the material in the inner kiln body 1 is pushed to move towards the discharge hole 12.
Further, the spiral propelling belt 32 is provided with the sprinkling plates 4 which are arranged in a spiral shape. When the spiral propelling belt 321 rotates, the sprinkling plate 32 is driven to guide the material to move in the inner kiln body 1.
Further, one end of the sprinkling plate 4 is fixed to the inner wall of the spiral advancing belt 32, and the other end of the sprinkling plate 4 is bent to form a hook. The purpose of this arrangement is that the sprinkling plate 4 can scoop up the bottom material and rotate to convey to the top for sprinkling, which can solve the problem of the material being stuck and blocked at the bottom and can also enhance the heat exchange efficiency of the material.
Furthermore, a plurality of sprinkling plates 4 are also arranged on the inner wall of the inner kiln body 1, and the sprinkling plates 4 of the inner kiln body 1 are spirally distributed.
Specifically, a filter screen 14 for filtering dust is arranged at the through hole. Dust in the material possibly passes through the through holes and enters the outer space under the drive of high-temperature gas, and therefore, the filter screen 14 for filtering the dust is arranged at the through holes, so that the dust in the high-temperature gas can be filtered.
Further, the filter screen 14 is filled with silica, and the silica is high temperature resistant, and the surface is porous, so that effective adsorption of dust can be realized.
Specifically, the inner wall of the outer kiln body 2 is provided with a plurality of filter ring bodies 22, the outer ring surface of each filter ring body 22 is fixed with the inner wall of the outer kiln body 2, and the inner ring surface of each filter ring body 22 is fixed with the outer wall of the inner kiln body 1. The filter ring 22 can filter the high temperature gas in the outer space step by step. The filter ring body 22 is filled with silicon dioxide, the silicon dioxide is high temperature resistant, the surface is porous, and the effective adsorption of dust can be realized.
Furthermore, a heat insulation layer is arranged on the outer surface of the outer kiln body 2, so that heat dissipation is avoided.
The utility model has the beneficial effects that:
The utility model provides high-efficiency energy-saving hot gas dehydration drying and calcining system equipment, which comprises an inner kiln body 1 and an outer kiln body 2, wherein an inner layer space is formed in the inner kiln body 1, a feed inlet 11 is formed in one end of the inner kiln body 1, a discharge outlet 12 and an air inlet 13 are formed in the other end of the inner kiln body 1, the outer kiln body 2 is sleeved on the outer peripheral surface of the inner kiln body 1 and surrounds the outer wall of the inner kiln body 1 to form an outer layer space, a through hole which enables the inner layer space to be communicated with the outer layer space is formed in the side wall, close to the feed inlet 11, of the inner kiln body 1, an air outlet 21 is formed in one end, close to the air inlet 13, of the outer kiln body 2, materials to be treated enter from the feed inlet 11 and move towards the discharge outlet 12, high-temperature gas enters from the air inlet 13 and moves towards the feed inlet 11, the materials to be treated are dehydrated and dried by high-temperature heating, the high-temperature gas enters the outer layer space to the air outlet 21, the inner kiln body 1 is heated, and then the materials to be discharged from the air outlet 21. The material is heated and dried on the high-temperature gas side, and the residual heat is used for keeping the inner kiln body 1 warm, so that the high-efficiency utilization of heat energy is realized.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (10)
1. An efficient energy-saving hot gas dehydration drying and calcining system device, comprising:
The inner kiln comprises an inner kiln body, wherein an inner layer space is formed in the inner kiln body, a feed inlet is formed in one end of the inner kiln body, and a discharge outlet and an air inlet are formed in the other end of the inner kiln body;
The outer kiln body is sleeved on the outer peripheral surface of the inner kiln body and surrounds the outer wall of the inner kiln body to form an outer space, a through hole which enables the inner space to be communicated with the outer space is formed in the side wall, close to the feed inlet, of the inner kiln body, and an air outlet is formed in one end, close to the air inlet, of the outer kiln body.
2. The energy efficient hot gas dewatering, drying and calcining system apparatus according to claim 1, further comprising a pushing assembly, wherein the pushing assembly is fixed at one end of the inner kiln body near the feed inlet, and a pushing end of the pushing assembly extends into the inner kiln body for pushing the material to move toward the discharge outlet.
3. The energy efficient hot gas dewatering, drying and calcining system apparatus according to claim 2, wherein said pushing assembly comprises a rotary motor and a screw propulsion belt, said rotary motor is fixed at one end of said inner kiln body near said feed inlet, one rotatable end of said rotary motor extends into said inner kiln body, said screw propulsion belt is spiral and is disposed in said inner kiln body and fixed at one rotatable end of said rotary motor.
4. The energy-efficient hot air dewatering, drying and calcining system equipment according to claim 3, wherein the spiral propelling belt is provided with spirally arranged sprinkling plates.
5. The energy efficient hot gas dewatering drying and calcining system apparatus as recited in claim 4, wherein one end of said spreader plate is fixed to an inner wall of said spiral belt and the other end of said spreader plate is bent to form a hook.
6. The energy-efficient hot gas dehydrating, drying and calcining system device according to claim 5, wherein a filter screen for filtering dust is arranged at the through hole.
7. The energy-efficient hot gas dehydration drying and calcining system device according to claim 6, wherein a plurality of filter rings are arranged on the inner wall of the outer kiln body, the outer ring surface of the filter rings is fixed with the inner wall of the outer kiln body, the inner ring surface of the filter rings is fixed with the outer wall of the inner kiln body, and the filter rings can filter the high-temperature gas in the outer space step by step.
8. The energy efficient hot gas dewatering drying and calcining system apparatus according to claim 7 wherein said filter ring and said filter screen are filled with silica.
9. The energy efficient hot gas dewatering, drying and calcining system apparatus according to claim 7 wherein a thermal insulation layer is provided on the outer surface of said outer kiln body.
10. The energy efficient hot gas dewatering, drying and calcining system apparatus according to claim 1, wherein said inner kiln body is inclined, one end of said discharge port is lower, and one end of said feed port is higher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421249335.2U CN222631315U (en) | 2024-06-03 | 2024-06-03 | High-efficiency energy-saving hot gas dehydration drying and calcining system equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421249335.2U CN222631315U (en) | 2024-06-03 | 2024-06-03 | High-efficiency energy-saving hot gas dehydration drying and calcining system equipment |
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| Publication Number | Publication Date |
|---|---|
| CN222631315U true CN222631315U (en) | 2025-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421249335.2U Active CN222631315U (en) | 2024-06-03 | 2024-06-03 | High-efficiency energy-saving hot gas dehydration drying and calcining system equipment |
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| Country | Link |
|---|---|
| CN (1) | CN222631315U (en) |
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- 2024-06-03 CN CN202421249335.2U patent/CN222631315U/en active Active
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