CN216644905U

CN216644905U - Combustion furnace device with single combustion nozzle for adjusting temperatures at two ends

Info

Publication number: CN216644905U
Application number: CN202122837387.4U
Authority: CN
Inventors: 马俊才; 黎树春; 廖新仁; 秦鹏飞; 张伟鹏; 徐展
Original assignee: Chongqing Shangjia Electronics Co ltd
Current assignee: Chongqing Shangjia Electronics Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-05-31
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a combustion furnace device with a single burner for adjusting the temperature at two ends, which comprises a vertically arranged kiln cylinder, wherein the top of the kiln cylinder is provided with a burner, and one end of the burner is positioned in the kiln cylinder; the center of the burner is provided with a central tube for guiding materials into the kiln cylinder, the periphery of the central tube is sleeved with a natural gas inlet tube for guiding natural gas into the kiln cylinder, and the periphery of the natural gas inlet tube is sleeved with a combustion air inlet tube for guiding combustion air into the kiln cylinder; the outer wall of the upper part of the kiln cylinder is connected and communicated with a secondary air supplementing pipeline, and the inlet of the secondary air supplementing pipeline and the inlet of the combustion air inlet pipe are communicated with an air blower through pipelines. The method has the advantages of low equipment investment, simple kiln structure, convenience in installation and operation and the like, and solves the problems of high investment, large occupied area and many material dust leakage points of the traditional calcining method.

Description

Combustion furnace device with single combustion nozzle for adjusting temperatures at two ends

Technical Field

The utility model belongs to the technical field related to combustion furnace structures, and particularly relates to a combustion furnace device with a single combustion nozzle for adjusting temperatures at two ends.

Background

The combustion furnace has wide application field, can be used in places where fire occurs, and is more and more widely applied today when scientific technology is rapidly developed. When powder materials are calcined, the calcining temperature and the cloth bag inlet temperature are required to be controlled simultaneously, the calcining temperature of some materials cannot be too high, the tail gas temperature is low due to high material moisture, the work of a dust removal cloth bag is influenced, and even the materials need to be dried and then calcined. The prior art has the following problems: the traditional calcining method adopts two-stage fire for adjustment or adds a set of drying device, which causes large investment, large occupied area and increased material dust leakage points.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the above-mentioned problems occurring in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

a combustion furnace device with a single burner for adjusting the temperature at two ends comprises a vertically arranged kiln cylinder, wherein the top of the kiln cylinder is provided with a burner, and one end of the burner is positioned in the kiln cylinder; the center of the burner is provided with a central tube for guiding materials into the kiln cylinder, the periphery of the central tube is sleeved with a natural gas inlet tube for guiding natural gas into the kiln cylinder, and the periphery of the natural gas inlet tube is sleeved with a combustion air inlet tube for guiding combustion air into the kiln cylinder; the outer wall of the upper part of the kiln cylinder is connected and communicated with a secondary air supplementing pipeline, and the inlet of the secondary air supplementing pipeline and the inlet of the combustion air inlet pipe are communicated with an air blower through pipelines.

In the foregoing combustion furnace apparatus with a single burner for adjusting temperatures at two ends: the central pipe is vertically arranged and is positioned at the top axis position of the kiln cylinder; the lower extreme height of center tube is less than the lower extreme height of combustion air intake pipe, and the lower extreme height of combustion air intake pipe is less than the lower extreme height of natural gas intake pipe, and the cloth fire dish is installed to the lower extreme of natural gas intake pipe.

In the foregoing combustion furnace apparatus with a single burner for adjusting temperatures at two ends: and a manual regulating valve for regulating the opening degree is arranged on a pipeline between the air blower and the secondary air supplementing pipeline.

In the foregoing combustion furnace apparatus with a single burner for adjusting temperatures at two ends: the lower part of the kiln barrel is communicated with an air inlet of the bag-type dust collector, a first temperature thermocouple is arranged at the air inlet of the bag-type dust collector, an automatic regulating valve is arranged on a pipeline between the air blower and the secondary air supplementing pipeline, and the automatic regulating valve and the first temperature thermocouple are electrically connected with a first controller.

In the foregoing combustion furnace apparatus with a single burner for adjusting temperatures at two ends: the natural gas inlet pipe is communicated with a natural gas supply pipeline through a pipeline, and a natural gas safety controller is arranged on the natural gas supply pipeline; and a second temperature thermocouple is arranged in the kiln cylinder, and the natural gas supply pipeline and the second temperature thermocouple are electrically connected with a second controller.

Compared with the prior art, the utility model has the beneficial effects that: the beneficial effects of low equipment investment, simple kiln structure and convenience in installation and operation are achieved, and the problems of large investment, large occupied area and increased material dust leakage points caused by the fact that two sections of fire are adopted for adjustment or a set of drying device is added in the traditional calcination method are solved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic sectional view of the burner apparatus of the present invention;

in the figure: the device comprises a bag-type dust collector 1, a first controller 2, a blower 3, a manual regulating valve 4, an automatic regulating valve 5, a secondary air supplement pipeline 6, a burner 7, a natural gas safety controller 8, a second controller 9, a second temperature thermocouple 10, a kiln cylinder 11, a first temperature thermocouple 12, a combustion-supporting air inlet pipe 13, a central pipe 14, a natural gas inlet pipe 15 and a cloth fire disc 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central", "lateral", "longitudinal", "length", "width", "thickness", "up", "down", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate positional or positional relationships based on the positional or positional relationships illustrated in the drawings, and are used for convenience of description and simplification of the description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1-2, embodiment 1 of the present invention: a combustion furnace device with a single burner for adjusting the temperature at two ends comprises a vertically arranged kiln cylinder 11, wherein a burner 7 is arranged at the top of the kiln cylinder 11, and one end of the burner 7 is positioned in the kiln cylinder 11; a central tube 14 for guiding materials into the kiln barrel 11 is arranged at the center of the burner 7, a natural gas inlet tube 15 for guiding natural gas into the kiln barrel 11 is sleeved on the periphery of the central tube 14, and a combustion air inlet tube 13 for guiding combustion air into the kiln barrel 11 is sleeved on the periphery of the natural gas inlet tube 15; the outer wall of the upper part of the kiln barrel 11 is connected and communicated with a secondary air supplementing pipeline 6, and the inlet of the secondary air supplementing pipeline 6 and the inlet of a combustion air inlet pipe 13 are communicated with the blower 3 through pipelines.

Example 2: a combustion furnace device with a single burner for adjusting the temperature at two ends comprises a vertically arranged kiln cylinder 11, wherein a burner 7 is arranged at the top of the kiln cylinder 11, and one end of the burner 7 is positioned in the kiln cylinder 11; a central tube 14 for guiding materials into the kiln barrel 11 is arranged at the center of the burner 7, a natural gas inlet tube 15 for guiding natural gas into the kiln barrel 11 is sleeved on the periphery of the central tube 14, and a combustion air inlet tube 13 for guiding combustion air into the kiln barrel 11 is sleeved on the periphery of the natural gas inlet tube 15; the outer wall of the upper part of the kiln barrel 11 is connected and communicated with a secondary air supplementing pipeline 6, and the inlet of the secondary air supplementing pipeline 6 and the inlet of a combustion air inlet pipe 13 are communicated with the blower 3 through pipelines.

The central pipe 14 is vertically arranged, and the central pipe 14 is positioned at the top axial center position of the kiln barrel 11; the lower end height of center tube 14 is less than the lower extreme height of combustion air intake pipe 13, and the lower extreme height of combustion air intake pipe 13 is less than the lower extreme height of natural gas intake pipe 15, and cloth fire dish 16 is installed to the lower extreme of natural gas intake pipe 15. A manual adjusting valve 4 for adjusting the opening degree is arranged on a pipeline between the blower 3 and the secondary air supplement pipeline 6.

Example 3: a combustion furnace device with a single burner for adjusting the temperature at two ends comprises a vertically arranged kiln cylinder 11, wherein a burner 7 is arranged at the top of the kiln cylinder 11, and one end of the burner 7 is positioned in the kiln cylinder 11; a central tube 14 for guiding materials into the kiln barrel 11 is arranged at the center of the burner 7, a natural gas inlet tube 15 for guiding natural gas into the kiln barrel 11 is sleeved on the periphery of the central tube 14, and a combustion air inlet tube 13 for guiding combustion air into the kiln barrel 11 is sleeved on the periphery of the natural gas inlet tube 15; the outer wall of the upper part of the kiln barrel 11 is connected and communicated with a secondary air supplementing pipeline 6, and the inlet of the secondary air supplementing pipeline 6 and the inlet of a combustion air inlet pipe 13 are communicated with the blower 3 through pipelines.

The lower part of the kiln barrel 11 is communicated with an air inlet of the bag-type dust collector 1, a first temperature thermocouple 12 is arranged at the air inlet of the bag-type dust collector 1, an automatic adjusting valve 5 is arranged on a pipeline between the air blower 3 and the secondary air supplementing pipeline 6, and the automatic adjusting valve 5 and the first temperature thermocouple 12 are electrically connected with the first controller 2. The natural gas inlet pipe 15 is communicated with a natural gas supply pipeline through a pipeline, and a natural gas safety controller 8 is arranged on the natural gas supply pipeline; and a second temperature thermocouple 10 is arranged in the kiln cylinder 11, and the natural gas safety controller 5 and the second temperature thermocouple 10 are electrically connected with a second controller 9.

The working principle of one embodiment of the utility model is as follows: burner 7 is installed at 11 tops of kiln section of thick bamboo, burner 11 has three passageway, center tube 14 is used for the material to add (with the air with the material blow into kiln section of thick bamboo 11 in), the intermediate layer of burner 7 is natural gas intake pipe 15, the skin is combustion air intake pipe 13, simultaneously at 7 outsides of burner, 11 top sides of kiln section of thick bamboo have secondary air to supply pipeline 6 and controlling means, combustion air and secondary air all are provided by air-blower 3, the air that the material insufflated is provided by solitary roots blower, the waste gas after material and the burning gets into sack cleaner 1 together and gets rid of from the sack bottom through the material after filtering, the waste gas after the dust removal is discharged into atmospheric environment. The gas and the combustion air are controlled by an independent combustion control system, the ratio of the air and the gas is ensured to meet the specified requirement, a second temperature thermocouple 10 is arranged in a kiln cylinder 11 for detecting the temperature and feeding back to a second controller 9, the gas flow is controlled to ensure that the temperature in the kiln is in the set range, a first temperature thermocouple 12 is arranged at the inlet of the bag-type dust collector 1 for detecting the temperature and feeding back to a first controller 2 for controlling the air quantity of secondary air and ensuring that the temperature of the bag-type dust collector 1 is in the set range.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a burning furnace device that fires of two end temperatures of single burner adjustment, includes the kiln section of thick bamboo (11) of vertical setting, its characterized in that: the top of the kiln barrel (11) is provided with a burner (7), and one end of the burner (7) is positioned in the kiln barrel (11); a central pipe (14) for guiding materials into the kiln barrel (11) is arranged at the central position of the burner (7), a natural gas inlet pipe (15) for guiding natural gas into the kiln barrel (11) is sleeved on the periphery of the central pipe (14), and a combustion air inlet pipe (13) for guiding combustion air into the kiln barrel (11) is sleeved on the periphery of the natural gas inlet pipe (15); the outer wall of the upper part of the kiln barrel (11) is connected and communicated with a secondary air supplement pipeline (6), and the inlet of the secondary air supplement pipeline (6) and the inlet of a combustion air inlet pipe (13) are communicated with an air blower (3) through pipelines.

2. A burner apparatus for regulating the temperature at both ends of a burner as recited in claim 1, wherein: the central pipe (14) is vertically arranged, and the central pipe (14) is positioned at the top axis position of the kiln barrel (11); the lower end height of center tube (14) is less than the lower extreme height of combustion-supporting air intake pipe (13), and the lower extreme height of combustion-supporting air intake pipe (13) is less than the lower extreme height of natural gas intake pipe (15), and cloth fire dish (16) are installed to the lower extreme of natural gas intake pipe (15).

3. A burner apparatus for regulating the temperature at both ends of a burner as recited in claim 1, wherein: a manual adjusting valve (4) for adjusting the opening degree is arranged on a pipeline between the air blower (3) and the secondary air supplementing pipeline (6).

4. A burner apparatus for regulating the temperature at both ends of a burner as recited in claim 3, wherein: the lower part of the kiln barrel (11) is communicated with an air inlet of the bag-type dust collector (1), a first temperature thermocouple (12) is arranged at the air inlet of the bag-type dust collector (1), an automatic adjusting valve (5) is arranged on a pipeline between the air blower (3) and the secondary air supplementing pipeline (6), and the automatic adjusting valve (5) and the first temperature thermocouple (12) are electrically connected with the first controller (2).

5. A burner apparatus for regulating the temperature at both ends of a burner as recited in claim 1, wherein: the natural gas inlet pipe (15) is communicated with a natural gas supply pipeline through a pipeline, and a natural gas safety controller (8) is arranged on the natural gas supply pipeline; and a second temperature thermocouple (10) is arranged in the kiln barrel (11), and the natural gas safety controller (8) and the second temperature thermocouple (10) are electrically connected with the second controller (9).