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CN-224229988-U - Kiln head coal injection pipe burner

CN224229988UCN 224229988 UCN224229988 UCN 224229988UCN-224229988-U

Abstract

The utility model relates to the technical field of kiln head coal injection pipe burners and discloses a kiln head coal injection pipe burner which comprises a coal dust conveying pipe, wherein a heating pipe is fixedly arranged on the outer side of the coal dust conveying pipe, an air inlet pipe is fixedly arranged on one side of the top of the heating pipe, a thermometer is fixedly arranged in the middle of the air inlet pipe, a connecting pipe is fixedly arranged on one side of the bottom of the heating pipe, a mounting pipe is fixedly arranged at the bottom of the connecting pipe, and an air outlet pipe is fixedly arranged on one side of the bottom of the mounting pipe. According to the utility model, the splicing pipe is connected with the filter pipe, so that hot air can be fed into the filter barrel, the hot air can be filtered through the filter barrel, dust and impurities in the hot air are prevented from entering the equipment, the rotating plate can be driven to rotate through the operation of the driving motor, two brushes can be driven to rotate, the filter barrel can be cleaned through the rotation of the brushes, and the problem of blockage of the filter barrel is avoided.

Inventors

  • HUANG NIANSHENG
  • WU WANFU

Assignees

  • 龙里红狮水泥有限公司

Dates

Publication Date
20260512
Application Date
20250507

Claims (7)

  1. 1. The utility model provides a kiln head coal injection pipe combustor, its characterized in that, this kiln head coal injection pipe combustor includes coal powder conveyer pipe (1), outside fixed mounting of coal powder conveyer pipe (1) has heating pipe (2), top one side fixed mounting of heating pipe (2) has air-supply line (21), the centre fixed mounting of air-supply line (21) has thermometer (22), bottom one side fixed mounting of heating pipe (2) has connecting pipe (23), the bottom fixed mounting of connecting pipe (23) has install tube (24), bottom one side fixed mounting of installing tube (24) has out tuber pipe (25), the top fixed mounting of air-supply line (21) has return bend (3), one side fixed mounting of return bend (3) has filter tube (31), the bottom fixed mounting of filter tube (31) has driving motor (32), the top fixed mounting of driving motor (32) has rolling plate (33), the top both sides fixed mounting of rolling plate (33) has two brushes (34), the inside swing joint of filter tube (31) has filter vat (35), swing joint (36) have.
  2. 2. The kiln head coal injection pipe burner of claim 1, wherein a temperature detector (11) is fixedly arranged on one side of the outer side of the pulverized coal conveying pipe (1), and a heat conduction fin plate (12) is fixedly arranged on the other side of the outer side of the pulverized coal conveying pipe (1).
  3. 3. The kiln head coal injection pipe burner of claim 2, wherein a coal dust blower (13) is fixedly arranged on the left side of the coal dust conveying pipe (1), and an air supply pipe (14) is fixedly arranged on one side of the bottom of the coal dust conveying pipe (1).
  4. 4. A kiln head coal injection pipe burner according to claim 3, wherein the blast pipe (14) has an L-shape, and a temperature detector (15) is fixedly arranged on the outer side of the blast pipe (14).
  5. 5. The burner of kiln head coal injection pipe of claim 4, wherein the other side of the outer side of the blast pipe (14) is fixedly provided with a heat conducting fin (16), and the left side of the blast pipe (14) is fixedly provided with a blower (17).
  6. 6. A kiln head coal injection pipe burner according to claim 1, characterized in that the right side of the pulverized coal conveying pipe (1) is fixedly provided with a burner main body (18).
  7. 7. A kiln head coal injection pipe burner according to claim 6, wherein a heating device (19) is fixedly arranged on the outer side of the burner main body (18).

Description

Kiln head coal injection pipe burner Technical Field The utility model relates to the technical field of kiln head coal injection pipe burners, in particular to a kiln head coal injection pipe burner. Background In recent years, rotary kiln cyclone type four-air-duct pulverized coal burner is used at home and abroad. A great deal of researches are carried out, and different types of spiral-flow type four-air-channel pulverized coal burners are developed and developed in Germany, french, denmark, austria and other countries from 85 years to 87 years, and the spiral-flow type four-air-channel pulverized coal burners are composed of a head pipe, a middle pipe and a lower coal pipe. The traditional Chinese patent with reference publication number of CN216307770U discloses a coal powder burner, which comprises a rotary kiln barrel, a coal powder burner, a coal air pipeline and a clean air pipeline, wherein a kiln door cover is arranged at the end part of the rotary kiln barrel, the coal air pipeline surrounds the outer side of the rotary kiln barrel, the coal powder pipeline is fixed through a heating pipeline support frame, the clean air pipeline surrounds the outer side of the rotary kiln barrel, the clean air pipeline is fixed through the heating pipeline support frame, a counter-heating plate is arranged at the outer side of the coal air pipeline, the counter-heating plate is arranged at the outer side of the clean air pipeline, two ends of the coal air pipeline are respectively connected with the coal powder burner and the coal air fan, two ends of the clean air pipeline are respectively connected with the coal powder burner and the clean air fan, an inner ring of an air flow opening of the coal powder burner is a central air channel, a coal air channel is arranged at the outer side of the central air channel, a spiral blade is arranged on the inner wall of the coal air channel, a rotational flow air channel is arranged at the outer side of the rotational flow air channel. The utility model has the beneficial effects of promoting the circulation of coal and air, improving the mixing of coal and air and clean air, and improving the combustion efficiency and the burnout degree. Although the problems that the pulverized coal combustion is still insufficient and the burnout rate is limited are solved through the spiral blades, the preheating effect of the existing kiln head coal injection pipe burner on the pulverized coal is poor, and the energy-saving effect is insufficient. Disclosure of utility model (One) solving the technical problems Aiming at the defects of the prior art, the utility model provides a kiln head coal injection pipe burner which has the advantages of good preheating effect, energy saving effect and the like, and solves the technical problems. (II) technical scheme In order to achieve the purpose, the utility model provides the following technical scheme that the kiln head coal injection pipe burner comprises: The coal powder conveying pipe, the outside fixed mounting of coal powder conveying pipe has the heating pipe, top one side fixed mounting of heating pipe has the air-supply line, the middle fixed mounting of air-supply line has the thermometer, bottom one side fixed mounting of heating pipe has the connecting pipe, the bottom fixed mounting of connecting pipe has the installation tube, bottom one side fixed mounting of installation tube has the tuber pipe, the top fixed mounting of air-supply line has the return bend, one side fixed mounting of return bend has the filter tube, the bottom fixed mounting of filter tube has driving motor, driving motor's top fixed mounting has the rotor plate, two brushes of top both sides fixed mounting of rotor plate, the inside swing joint of filter tube has the filter vat, the top swing joint of filter tube has the concatenation pipe. As a preferable technical scheme of the utility model, a temperature detector is fixedly arranged on one side of the outer side of the pulverized coal conveying pipe, and a heat conduction fin plate is fixedly arranged on the other side of the outer side of the pulverized coal conveying pipe, and can conduct heat. As a preferable technical scheme of the utility model, a pulverized coal blower is fixedly arranged on the left side of the pulverized coal conveying pipe, and an air supply pipe is fixedly arranged on one side of the bottom of the pulverized coal conveying pipe and is of a structure for supplying air. As a preferable technical scheme of the utility model, the air supply pipe is in an L-shaped shape, and a temperature detector is fixedly arranged on one side of the outer side of the air supply pipe and can detect the temperature in the air supply pipe. As the preferable technical scheme of the utility model, the other side of the outer side of the air supply pipe is fixedly provided with the heat conducting fins, the left side of the air supply pipe is fixedly provided with the air blower, and the air blower