CN210426041U - Kiln head of hazardous waste incineration rotary kiln - Google Patents
Kiln head of hazardous waste incineration rotary kiln Download PDFInfo
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- CN210426041U CN210426041U CN201920666645.7U CN201920666645U CN210426041U CN 210426041 U CN210426041 U CN 210426041U CN 201920666645 U CN201920666645 U CN 201920666645U CN 210426041 U CN210426041 U CN 210426041U
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- kiln head
- head cover
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- rotary kiln
- waste liquid
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Abstract
The utility model discloses a hazardous waste burns rotary kiln head. The kiln head cover is connected with the rotary kiln cylinder; the middle part of the kiln head cover is provided with a feed inlet, and the feed inlet extends downwards to pass through the kiln head cover to enter the rotary kiln; the kiln head air inlet is arranged at the upper part of the kiln head cover, and the connecting part of the kiln head air inlet and the kiln head cover is tangentially arranged; the low-calorific-value waste liquid spray gun is arranged on the kiln head cover on one side of the feeding hole, the low-calorific-value waste liquid spray gun inwards extends into the rotary kiln from the kiln head cover, and the low-calorific-value waste liquid spray gun is connected with the compressed air pipe; the temperature detector is arranged on the kiln head cover below the low-calorific-value waste liquid spray gun, and a temperature detection point of the temperature detector extends into the rotary kiln; the combined burner is arranged on the kiln head cover below the temperature detector; the pressure detector is arranged at the lower part of the kiln head cover, and a pressure detection point of the pressure detector extends into the rotary kiln. The utility model discloses equipment safe and reliable, application scope are wide.
Description
The technical field is as follows:
the utility model belongs to the technical field of the rotary kiln, in particular to hazardous waste burns rotary kiln hood.
Background art:
the rotary kiln incinerator is an incinerator in which a refractory lining is provided inside a cylindrical body made of a steel plate. The waste is supplied from the upper part to the lower part while rotating slowly, and air is supplied from the front or rear part to burn the waste. Usually, a secondary combustion chamber is arranged behind the rotary kiln, so that the toxic and harmful gases which are not completely burned off in the front-stage pyrolysis can be completely combusted in an oxidation state at a higher temperature.
The existing rotary kiln incinerator only has the function of incinerating single substances, and is poor in universality; the intelligent degree of the existing incinerator is poor, and information of the fuel condition cannot be acquired. The hazardous waste is a subclass of waste and has the characteristics of various materials, high risk and various forms. For example, the liquid hazardous waste has high and low calorific value, and the solid hazardous waste has various forms such as block, viscous and powdery, so that the feeding of the hazardous waste becomes an important process in the incineration process of the hazardous waste.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
The utility model has the following contents:
an object of the utility model is to provide a hazardous waste burns rotary kiln head to overcome the defect among the above-mentioned prior art.
In order to realize the aim, the utility model provides a kiln head of a hazardous waste incineration rotary kiln, which comprises a kiln head cover, a temperature detector, a pressure detector, a feed inlet, a combined burner, a kiln head air inlet and a low-heat value waste liquid spray gun; the kiln head cover is connected with the rotary kiln cylinder; a feed port is arranged in the middle of the kiln head cover, the feed port is arranged obliquely, and one end of the feed port is connected with the feeding device and extends downwards to pass through the kiln head cover to enter the rotary kiln; the kiln head air inlet is arranged at the upper part of the kiln head cover, the connecting part of the kiln head air inlet and the kiln head cover is tangentially arranged, a vortex is formed in the rotary kiln, and one end of the kiln head air inlet is connected with the blower; the low-calorific-value waste liquid spray gun is arranged on the kiln head cover on one side of the feeding hole, extends inwards into the rotary kiln from the kiln head cover, is connected with the compressed air pipe and atomizes waste liquid through compressed air; the temperature detector is arranged on the kiln head cover below the low-calorific-value waste liquid spray gun, and a temperature detection point of the temperature detector extends into the rotary kiln; the combined burner is arranged on the kiln head cover below the temperature detector, and comprises an igniter, a mixing pipe, a gas pipe, a high-heat-value waste liquid pipe, an atomizing pipe and a flame detector, wherein the mixing pipe extends into the rotary kiln from the kiln head cover, the igniter is arranged at the tail end of the mixing pipe, a flame detection point of the flame detector extends to the igniter, the mixing pipe is respectively connected with the gas pipe and the high-heat-value waste liquid pipe, and the atomizing pipe is arranged at the connection position of the high-heat-value waste liquid pipe and the mixing pipe and atomizes waste liquid through compressed air; the pressure detector is arranged at the lower part of the kiln head cover, and a pressure detection point of the pressure detector extends into the rotary kiln.
Preferably, in the technical scheme, the gas pipe comprises a diesel pipe and a natural gas pipe.
Compared with the prior art, the utility model discloses following beneficial effect has:
the combustion condition in the rotary kiln is monitored through detection of temperature, pressure and flame, solid waste feeding, high-calorific-value liquid waste feeding and low-calorific-value liquid waste can be combusted through the feeding hole, the high-calorific-value liquid waste pipe and the low-calorific-value liquid waste spray gun, and the rotary kiln is safe and reliable in equipment and wide in application range.
Description of the drawings:
FIG. 1 is a front view of a kiln head of a rotary kiln for burning hazardous wastes according to the present invention;
FIG. 2 is a left side view of the kiln head of the rotary kiln for burning hazardous wastes according to the present invention;
FIG. 3 is a top view of the kiln head of the rotary kiln for burning hazardous wastes according to the present invention;
FIG. 4 is a schematic view of the combined burner of the present invention;
the reference signs are: the device comprises a kiln head cover 1, a kiln head cover 2, a temperature detector 3, a pressure detector 4, a feed inlet, a combined burner 5, a kiln head air inlet 6, a low-calorific-value waste liquid spray gun 7, an igniter 8, a mixing pipe 9, a diesel oil pipe 10, a natural gas pipe 11, a high-calorific-value waste liquid pipe 12, an atomizing pipe 13, a flame detector 14 and a compressed air pipe 15.
The specific implementation mode is as follows:
the following detailed description of the embodiments of the present invention is provided, but it should be understood that the scope of the present invention is not limited by the embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Example 1
As shown in fig. 1-4, a kiln head of a hazardous waste incineration rotary kiln comprises a kiln head cover 1, a temperature detector 2, a pressure detector 3, a feeding hole 4, a combined burner 5, a kiln head air inlet 6 and a low-calorific-value waste liquid spray gun 7; the kiln head cover 1 is connected with the rotary kiln cylinder; a feed port 4 is arranged in the middle of the kiln head cover 1, the feed port 4 is obliquely arranged, and one end of the feed port 4 is connected with a feeding device and extends downwards to pass through the kiln head cover 1 to enter the rotary kiln; the kiln head air inlet 6 is arranged at the upper part of the kiln head cover 1, the connecting part of the kiln head air inlet 6 and the kiln head cover 1 is tangentially arranged, a vortex is formed in the rotary kiln, and one end of the kiln head air inlet 6 is connected with an air blower; the low-calorific-value waste liquid spray gun 7 is arranged on the kiln head cover 1 on one side of the feed port 4, the low-calorific-value waste liquid spray gun 7 extends inwards from the kiln head cover 1 into the rotary kiln, and the low-calorific-value waste liquid spray gun 7 is connected with a compressed air pipe 15 and atomizes waste liquid through compressed air; the temperature detector 2 is arranged on the kiln head cover 1 below the low-calorific-value waste liquid spray gun 7, and a temperature detection point of the temperature detector 2 extends into the rotary kiln; the combined burner 5 is arranged on the kiln head cover 1 below the temperature detector 2, the combined burner 5 comprises an igniter 8, a mixing pipe 9, a diesel pipe 10, a natural gas pipe 11, a high-heat-value waste liquid pipe 12, an atomizing pipe 13 and a flame detector 14, the mixing pipe 9 extends into the rotary kiln from the kiln head cover 1, the igniter 8 is arranged at the tail end of the mixing pipe 9, a flame detection point of the flame detector 14 extends to the igniter 8, the mixing pipe 9 is respectively connected with the diesel pipe 10, the natural gas pipe 11 and the high-heat-value waste liquid pipe 12, the atomizing pipe 13 is arranged at the connection position of the high-heat-value waste liquid pipe 12 and the mixing pipe 9, and waste liquid is atomized through compressed air; the pressure detector 3 is arranged at the lower part of the kiln head cover 1, and a pressure detection point of the pressure detector 3 extends into the rotary kiln.
The combustion condition in the rotary kiln is monitored through detection of temperature, pressure and flame, solid waste feeding, high-calorific-value liquid waste feeding and low-calorific-value liquid waste can be combusted through the feeding hole, the high-calorific-value liquid waste pipe and the low-calorific-value liquid waste spray gun, and the rotary kiln is safe and reliable in equipment and wide in application range.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (2)
1. The utility model provides a hazardous waste burns rotary kiln hood which characterized in that: comprises a kiln head cover, a temperature detector, a pressure detector, a feed inlet, a combined burner, a kiln head air inlet and a low-heat value waste liquid spray gun; the kiln head cover is connected with the rotary kiln cylinder; a feed port is arranged in the middle of the kiln head cover, the feed port is arranged obliquely, and one end of the feed port is connected with the feeding device and extends downwards to pass through the kiln head cover to enter the rotary kiln; the kiln head air inlet is arranged at the upper part of the kiln head cover, the connecting part of the kiln head air inlet and the kiln head cover is tangentially arranged, and one end of the kiln head air inlet is connected with the blower; the low-calorific-value waste liquid spray gun is arranged on the kiln head cover on one side of the feeding hole, the low-calorific-value waste liquid spray gun inwards extends into the rotary kiln from the kiln head cover, and the low-calorific-value waste liquid spray gun is connected with the compressed air pipe; the temperature detector is arranged on the kiln head cover below the low-calorific-value waste liquid spray gun, and a temperature detection point of the temperature detector extends into the rotary kiln; the combined burner is arranged on the kiln head cover below the temperature detector, and comprises an igniter, a mixing pipe, a gas pipe, a high-heat-value waste liquid pipe, an atomizing pipe and a flame detector, wherein the mixing pipe extends into the rotary kiln from the kiln head cover; the pressure detector is arranged at the lower part of the kiln head cover, and a pressure detection point of the pressure detector extends into the rotary kiln.
2. The hazardous waste incineration rotary kiln head as set forth in claim 1, wherein: the gas pipe comprises a diesel oil pipe and a natural gas pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920666645.7U CN210426041U (en) | 2019-05-10 | 2019-05-10 | Kiln head of hazardous waste incineration rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920666645.7U CN210426041U (en) | 2019-05-10 | 2019-05-10 | Kiln head of hazardous waste incineration rotary kiln |
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| Publication Number | Publication Date |
|---|---|
| CN210426041U true CN210426041U (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920666645.7U Active CN210426041U (en) | 2019-05-10 | 2019-05-10 | Kiln head of hazardous waste incineration rotary kiln |
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| Country | Link |
|---|---|
| CN (1) | CN210426041U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361351A (en) * | 2020-11-13 | 2021-02-12 | 新中天环保股份有限公司 | Hazardous waste rotary kiln incineration process |
| CN112361353A (en) * | 2020-11-13 | 2021-02-12 | 新中天环保股份有限公司 | Air supply structure of hazardous waste incineration rotary kiln |
| CN112361355A (en) * | 2020-11-13 | 2021-02-12 | 新中天环保股份有限公司 | Burning air supply method for hazardous waste rotary kiln |
-
2019
- 2019-05-10 CN CN201920666645.7U patent/CN210426041U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361351A (en) * | 2020-11-13 | 2021-02-12 | 新中天环保股份有限公司 | Hazardous waste rotary kiln incineration process |
| CN112361353A (en) * | 2020-11-13 | 2021-02-12 | 新中天环保股份有限公司 | Air supply structure of hazardous waste incineration rotary kiln |
| CN112361355A (en) * | 2020-11-13 | 2021-02-12 | 新中天环保股份有限公司 | Burning air supply method for hazardous waste rotary kiln |
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