CN104069701A - Smoke purifying and recycling device of rotary kiln - Google Patents
Smoke purifying and recycling device of rotary kiln Download PDFInfo
- Publication number
- CN104069701A CN104069701A CN201410260810.0A CN201410260810A CN104069701A CN 104069701 A CN104069701 A CN 104069701A CN 201410260810 A CN201410260810 A CN 201410260810A CN 104069701 A CN104069701 A CN 104069701A
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- China
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- inlet pipe
- cylindrical shell
- rotary kiln
- air inlet
- retracting device
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Abstract
The invention discloses a smoke purifying and recycling device of a rotary kiln. The smoke purifying and recycling device comprises a cylinder body, an air inlet pipe, an air outlet pipe, a cone cap, a water inlet pipe, a nozzle and a water outlet, wherein the cylinder body comprises an outer cylinder, and an upper bottom plate and a lower bottom plate which are arranged at the upper and lower ends of the outer cylinder, the air inlet pipe is arranged on the lower bottom plate and passes through the lower bottom plate to enter the cylinder body, the air inlet pipe has a reserved length in the cylinder body, the cone cap is fixed at the air outlet end of the air inlet pipe, and a reserved distance is formed between the cone cap and the air outlet end of the air inlet pipe; the air outlet pipe is arranged on the upper bottom plate and is communicated with the cylinder body, the water inlet pipe passes through the cylinder body to enter the inside, the water outlet end of the water inlet pipe is positioned below the air inlet end of the air outlet pipe, the nozzle is arranged at the water outlet end of the water inlet pipe, and an opening of the nozzle is downward; the water outlet is formed in the bottom of the cylinder body and is communicated with the cylinder body. The smoke purifying and recycling device of the rotary kiln provided by the invention has the advantages that dust in smoke of the rotary kiln is fully purified and recycled, and an environment-friendly exhaust purpose is achieved.
Description
Technical field
The present invention relates to rotary kiln technical field, relate in particular to a kind of gas cleaning retracting device of rotary kiln.
Background technology
In rotary kiln pre-burning process, between each constitutive material of core material, can there are various chemical reactions and produce flue gas, if flue gas is directly discharged in atmosphere, dust in flue gas can cause atmosphere pollution, simultaneously, also can cause the waste of raw material, therefore, in industrial production, the flue gas of rotary kiln be purified to recovery extremely urgent.At present, domestic colleague producer is purifying the flue gas of rotary kiln while reclaiming, generally flue gas is directly got rid of afterwards by cyclone separator, or, by flue gas directly discharge after sack cleaner, these methods can play to a certain extent and to purify the object reclaiming, but all have obvious drawback, cannot carry out dedusting and recovery to superfines contained in flue gas, these ultrafine dusts are discharged along with flue gas; In addition, in the time adopting sack cleaner to purify to reclaim, because the temperature of flue gas is up to more than 250 DEG C, the use cost of sack cleaner is very high, and the while also cannot be realized purification completely and the recovery of flue gas.
Summary of the invention
The technical problem that basic background technology exists, the present invention proposes a kind of gas cleaning retracting device of rotary kiln, has realized the dust in rotary kiln flue gas is purified to recovery completely, and reached the object of environmental protection exhaust.
The gas cleaning retracting device of a kind of rotary kiln that the present invention proposes, comprising: cylindrical shell, air inlet pipe, escape pipe, cone cap, water inlet pipe, nozzle, delivery port;
Cylindrical shell comprises urceolus and is fixed on upper plate and the lower shoe at the upper and lower two ends of urceolus;
Air inlet pipe is located on lower shoe and enters in cylindrical shell through lower shoe, and air inlet pipe has predetermined length in cylindrical shell, and cone cap is fixed on the outlet side of air inlet pipe, and giving vent to anger of cone cap and air inlet pipe has preset distance between port;
Escape pipe is located on upper plate and with cylindrical shell and is communicated with;
Water inlet pipe enters wherein through cylindrical shell, and the water side of water inlet pipe is positioned at the below of the inlet end of escape pipe, and nozzle is arranged on the water side of water inlet pipe, and the spout of nozzle down;
Delivery port is located at the bottom of cylindrical shell and is communicated with cylindrical shell.
Preferably, the central axis of air inlet pipe and escape pipe and the central axes of cylindrical shell.
Preferably, nozzle is located on the central axis of escape pipe.
Preferably, water inlet pipe passes urceolus and enters in cylindrical shell.
Preferably, delivery port is located on lower shoe.
Preferably, lower shoe is in tilted layout, and delivery port is located at the foot of lower shoe.
Preferably, be provided with gap and be communicated with cylindrical shell on cylindrical shell, gap is higher than delivery port.
Preferably, gap is located on urceolus.
Preferably, be provided with watch window in the upper portion of urceolus.
Preferably, urceolus is hollow cylindrical tube.
In the present invention, the flue gas producing in rotary kiln enters in cylindrical shell by air inlet pipe, water inlet pipe water inlet, water is ejected in and in cylindrical shell, is formed water curtain by nozzle high pressure, the flue gas moving upward combines with the water curtain of ejection downwards, can adsorb the superfines in flue gas and form powder and reunite, drop to the bottom of cylindrical shell in the effect of gravity, water flows out and waits for recycling from delivery port, thereby reach the effect of purifying smoke, because the temperature in cylindrical shell is higher, the water being sprayed by nozzle has 50% effect to become steam to discharge via escape pipe, realize the object of environmental protection exhaust.
Brief description of the drawings
Fig. 1 is the structural representation of the gas cleaning retracting device of a kind of rotary kiln of proposing of the present invention.
Detailed description of the invention
As shown in Figure 1, Fig. 1 is the structural representation of the gas cleaning retracting device of a kind of rotary kiln of proposing of the present invention.
With reference to Fig. 1, the gas cleaning retracting device of a kind of rotary kiln that the present invention proposes, comprising: cylindrical shell 1, air inlet pipe 2, escape pipe 3, cone cap 4, water inlet pipe 5, nozzle 6, delivery port 7, gap 8 and watch window 9;
Cylindrical shell 1 comprises urceolus and the upper plate and the lower shoe that are fixed on the upper and lower two ends of urceolus, and urceolus is hollow cylindrical tube;
Air inlet pipe 2 is connected to the gas outlet of rotary kiln;
Air inlet pipe 2 is located on lower shoe, and air inlet pipe 2 enters in cylindrical shell 1 through lower shoe, and air inlet pipe 2 has predetermined length in cylindrical shell 1, and in the time of specific design, the length of air inlet pipe 2 in cylindrical shell 1 is between the 1/6-1/4 of cylindrical shell 1 total height;
Cone cap 4 be fixed on air inlet pipe 2 outlet side and cone cap 4 the vertex of a cone upward, by arrange cone cap 4 can enter the sintering process that affects rotary kiln in air inlet pipe 2 by anti-sealing; Giving vent to anger of cone cap 4 and air inlet pipe 2 has preset distance between port, and the flue gas producing in rotary kiln enters in cylindrical shell 1 by the gap between air inlet pipe 2 and cone cap 4;
Escape pipe 3 is located on upper plate and with cylindrical shell 1 and is communicated with; The outlet side of escape pipe 3 is connected to outdoor by pipeline;
Water inlet pipe 5 passes urceolus and enters in cylindrical shell 1, and the water side of water inlet pipe 5 is positioned at the below of the inlet end of escape pipe 3, and water inlet pipe 5 connects outside water supply installation;
Nozzle 6 is arranged on the water side of water inlet pipe 5, and down, under High Pressure, water sprays through nozzle and produces water curtain the spout of nozzle 6;
Delivery port 7 is located at the bottom of cylindrical shell 1 and is communicated with cylindrical shell 1, delivery port 7 can be located on lower shoe;
Gap 8 is located on urceolus, and gap 8 is communicated with and carries out spilling water with cylindrical shell 1, and gap 8 is higher than delivery port 7;
At urceolus, upper portion is provided with watch window 9, observes for the gas cleaning recovering state to cylindrical shell 1.
Based on above-mentioned gas cleaning retracting device, in the course of the work, the flue gas producing in rotary kiln enters in cylindrical shell by air inlet pipe, water inlet pipe water inlet, water is ejected in and in cylindrical shell, is formed water curtain by nozzle high pressure, the flue gas moving upward combines with the water curtain of ejection downwards, can adsorb the superfines in flue gas, formation powder is reunited, the bottom and the water that drop to cylindrical shell in the effect of gravity flow out and wait for recycling from delivery port, thereby reach the effect of purifying smoke, because the temperature in cylindrical shell is higher, the water being sprayed by nozzle has 50% effect to become steam to discharge via escape pipe, realize the object of environmental protection exhaust.
In the time that concrete structure designs, the central axes of central axis and the cylindrical shell 1 of air inlet pipe 2 and escape pipe 3 can be set, can arrange on the central axis that nozzle 6 is located at escape pipe 3, be on the central axis of exhaust gases passes in cylindrical shell 1, the water curtain that nozzle 6 forms on central axis can cover whole inner barrel, reaches evenly, adsorbs comprehensively the object of superfines in flue gas.
In order further to improve outlet effect, lower shoe can be in tilted layout, delivery port 7 is located at the foot of lower shoe.
The above; it is only preferably detailed description of the invention of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.
Claims (10)
1. the gas cleaning retracting device of a rotary kiln, it is characterized in that, comprising: cylindrical shell (1), air inlet pipe (2), escape pipe (3), cone cap (4), water inlet pipe (5), nozzle (6), delivery port (7);
Cylindrical shell (1) comprises urceolus and is fixed on upper plate and the lower shoe at the upper and lower two ends of urceolus;
Air inlet pipe (2) is located on lower shoe and through lower shoe and enters in cylindrical shell (1), air inlet pipe (2) has predetermined length in cylindrical shell (1), cone cap (4) is fixed on the outlet side of air inlet pipe (2), and giving vent to anger of cone cap (4) and air inlet pipe (2) has preset distance between port;
Escape pipe (3) is located on upper plate and with cylindrical shell (1) and is communicated with;
Water inlet pipe (5) enters wherein through cylindrical shell (1), the water side of water inlet pipe (5) is positioned at the below of the inlet end of escape pipe (3), nozzle (6) is arranged on the water side of water inlet pipe (5), and the spout of nozzle (6) down;
Delivery port (7) is located at the bottom of cylindrical shell (1) and is communicated with cylindrical shell (1).
2. the gas cleaning retracting device of rotary kiln according to claim 1, is characterized in that, the central axis of air inlet pipe (2) and escape pipe (3) and the central axes of cylindrical shell (1).
3. the gas cleaning retracting device of rotary kiln according to claim 1, is characterized in that, nozzle (6) is located on the central axis of escape pipe (3).
4. the gas cleaning retracting device of rotary kiln according to claim 1, is characterized in that, water inlet pipe (5) passes urceolus and enters in cylindrical shell (1).
5. the gas cleaning retracting device of rotary kiln according to claim 1, is characterized in that, delivery port (7) is located on lower shoe.
6. the gas cleaning retracting device of rotary kiln according to claim 5, is characterized in that, lower shoe is in tilted layout, and delivery port (7) is located at the foot of lower shoe.
7. according to the gas cleaning retracting device of the rotary kiln described in any one in claim 1-6, it is characterized in that, on cylindrical shell (1), be provided with gap (8) and be communicated with cylindrical shell (1), gap (8) is higher than delivery port (7).
8. the gas cleaning retracting device of rotary kiln according to claim 7, is characterized in that, gap (8) is located on urceolus.
9. according to the gas cleaning retracting device of the rotary kiln described in any one in claim 1-6, it is characterized in that, be provided with watch window (9) in the upper portion of urceolus.
10. according to the gas cleaning retracting device of the rotary kiln described in any one in claim 1-6, it is characterized in that, urceolus is hollow cylindrical tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410260810.0A CN104069701A (en) | 2014-06-12 | 2014-06-12 | Smoke purifying and recycling device of rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410260810.0A CN104069701A (en) | 2014-06-12 | 2014-06-12 | Smoke purifying and recycling device of rotary kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104069701A true CN104069701A (en) | 2014-10-01 |
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ID=51591546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410260810.0A Pending CN104069701A (en) | 2014-06-12 | 2014-06-12 | Smoke purifying and recycling device of rotary kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104069701A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107029542A (en) * | 2017-06-08 | 2017-08-11 | 威海普益船舶环保科技有限公司 | Guiding device and scrubbing tower |
| TWI788729B (en) * | 2020-09-09 | 2023-01-01 | 財團法人工業技術研究院 | Particles capturing system |
| US11850606B2 (en) | 2020-09-09 | 2023-12-26 | Industrial Technology Research Institute | Particles capturing system |
-
2014
- 2014-06-12 CN CN201410260810.0A patent/CN104069701A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107029542A (en) * | 2017-06-08 | 2017-08-11 | 威海普益船舶环保科技有限公司 | Guiding device and scrubbing tower |
| TWI788729B (en) * | 2020-09-09 | 2023-01-01 | 財團法人工業技術研究院 | Particles capturing system |
| US11850606B2 (en) | 2020-09-09 | 2023-12-26 | Industrial Technology Research Institute | Particles capturing system |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141001 |