CN211119634U

CN211119634U - Ultralow nitrogen emission radiation heating device

Info

Publication number: CN211119634U
Application number: CN201921579186.5U
Authority: CN
Inventors: 杨思平
Original assignee: Tianjin Kali Omar Thermal Equipment Manufacturing Co ltd
Current assignee: Tianjin Kali Omar Thermal Equipment Manufacturing Co ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-07-28
Anticipated expiration: 2029-09-23

Abstract

The utility model relates to a heating equipment technical field just discloses an ultralow nitrogen emission radiation heating device, the on-line screen storage device comprises a base, one side fixed mounting of base upper surface has combustion furnace, and the opposite side fixed mounting of base upper surface has the air mixing combustor, the fixed cup of one end of air mixing combustor connects in mounting flange, and the air mixing combustor is close to mounting flange's one end fixed mounting has the combustion head, the combustion head is located the combustion chamber, the top fixed mounting of combustion furnace inner chamber has the guide plate. The utility model discloses a set up a combustion head and install the one end at air hybrid burner to set up the aperture on the combustion head, make in the combustion gas mixture can be even enters into the combustion chamber, from making the burning more even, guaranteed the practical function of device, set up a combustion head simultaneously and make the process of burning controllable, improved the reliability of device.

Description

Ultralow nitrogen emission radiation heating device

Technical Field

The utility model relates to a heating equipment technical field specifically is an ultralow nitrogen emission radiation heating device.

Background

The naturally emitted NOx, mainly from the decomposition of organic substances in soils and oceans, belongs to the nitrogen cycle process of the nature, and the artificially emitted NO, mostly comes from the combustion process of fossil fuels, such as the combustion process of automobiles, airplanes, internal combustion engines and industrial kilns, and also from the processes of producing and using nitric acid, such as nitrogen fertilizer plants, organic intermediate plants, colored and ferrous metal smelters, and the like. Estimated in the early 80 s, about 5300 million tons of NOx are emitted into the atmosphere due to human activities worldwide each year, and the NOx has a great effect on the environment, is one of the main substances forming acid rain, and is an important substance forming photochemical smog in the atmosphere and an important factor consuming ozone.

Consequently low nitrogen combustion technique accords with the research direction of reality from now on, present heating device has radiation heating and convection heating two kinds, wherein radiation heating needs to use the combustor, it is low nitrogen combustor to use for low nitrogen emission simultaneously, nitrogen oxide's emission has been reduced, but current combustor burning is not even enough, and there is not the flue gas to retrieve the function of burning once more, do not set up filtration protector in the air inlet position simultaneously, make in some impurity can enter into the device in the air, make the burning not pure enough, provide an ultralow nitrogen emission radiation heating device who uses special-shaped module for this.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an ultralow nitrogen emission radiation heating device possesses the burning evenly, retrieves flue gas postcombustion, and the problem that above-mentioned background art provided has been solved to the advantage of filtered air impurity.

The utility model provides a following technical scheme: a heating device with ultralow nitrogen emission and radiation comprises a base, wherein a combustion furnace is fixedly arranged on one side of the upper surface of the base, an air mixing burner is fixedly arranged on the other side of the upper surface of the base, one end of the air mixing burner is fixedly sleeved in a fixing flange, a combustion head is fixedly arranged at one end, close to the fixing flange, of the air mixing burner, the combustion head is positioned in a combustion chamber, a guide plate is fixedly arranged at the top of an inner cavity of the combustion furnace, a flue gas outlet is fixedly sleeved on the upper surface of the combustion furnace, a temperature sensor is fixedly sleeved in the middle of the flue gas outlet, a return pipe is fixedly sleeved at the position where the flue gas outlet is sleeved with the temperature sensor, the middle of the return pipe is fixedly sleeved in a fixing frame, a drain pipe is fixedly sleeved on one side of the bottom of the return pipe, the fixed cover of opposite side at back flow bottom has connect the air inlet, the fixed position of back flow installation air inlet installs the protection filter screen.

The shape of the fixed flange is circular, two side plates are fixedly mounted on two sides of the fixed flange respectively, the side plates on two sides of the fixed flange are fixedly mounted on the base, and the inner diameter value of the fixed flange is equal to the outer diameter value of an air supply pipeline of the air mixing burner.

Carefully selecting, seted up the aperture on the burner, and the length value of burner is two-thirds of combustion chamber inner chamber length value, the shape of burner is cylindrical.

Carefully, the quantity of guide plate is two sets of four, the length value that the guide plate was installed in the below is greater than the length value of top, and the both ends fixed mounting of guide plate has the fixed plate.

Carefully, the shape of back flow is L shape, and the both ends of back flow are connected respectively on exhanst gas outlet and air mixing burner, and the bottom of back flow runs through the lateral wall of base and extends to the external world.

Carefully, the protection filter screen is the hemisphere, and the diameter value of protection filter screen is greater than the external diameter value of air inlet, the protection filter screen does not have the contact with the air inlet.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a set up a combustion head and install the one end at air hybrid burner to set up the aperture on the combustion head, make in the combustion gas mixture can be even enters into the combustion chamber, from making the burning more even, guaranteed the practical function of device, set up a combustion head simultaneously and make the process of burning controllable, improved the reliability of device.

2. The utility model discloses a fixed back flow that cup joints in one side of flue gas export is retrieved the flue gas, avoids the flue gas to discharge the external world and causes the pollution to can the energy saving, can utilize the heat of flue gas to preheat air, gas mixture simultaneously, improve energy utilization efficiency, guaranteed the practicality of device, set up a protection filter screen in addition and filter admitting air, avoid impurity to enter into the air-fuel mixture combustor and influence the burning, improve the device security.

Drawings

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

fig. 2 is the structure protection filter screen schematic diagram of the utility model.

In the figure: 1. a base; 2. a combustion furnace; 3. an air mixing burner; 4. a fixed flange; 5. a burner head; 6. a combustion chamber; 7. a baffle; 8. a flue gas outlet; 9. a temperature sensor; 10. a return pipe; 11. A fixed mount; 12. a drain pipe; 13. a drain valve; 14. an air inlet; 15. and (5) protecting the filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-2, an ultra-low nitrogen emission radiant heating device, including a base 1, one side of the upper surface of the base 1 is fixedly provided with a combustion furnace 2, and the other side of the upper surface of the base 1 is fixedly provided with an air mixing burner 3, one end of the air mixing burner 3 is fixedly connected in a fixed flange 4, the shape of the fixed flange 4 is circular, and two sides of the fixed flange 4 are respectively fixedly provided with two side plates, the side plates of two sides of the fixed flange 4 are fixedly installed on the base 1, the inner diameter value of the fixed flange 4 is equal to the outer diameter value of an air supply pipeline of the air mixing burner 3, one end of the air mixing burner 3 is provided with a fixed flange 4, and the fixed flange 4 is fixed on the base 1 by utilizing the side plates of two sides of the fixed flange 4, thereby fixedly installing one end of the air mixing burner 3 on one side of the base 1, so that the base 1 and the air mixing burner 3 are connected into a whole, the enhancing the device, and the uniformity of the air mixing burner 5 is improved, and the uniformity of the air inlet is improved by using the filter screen 7 when the filter screen 10 of the filter screen 10, the filter screen 10 is installed on the filter screen 7, the filter screen 7 is installed on the filter screen 7, the filter screen is installed in the filter screen 2, the filter screen is installed in the filter screen, the filter screen 2, the filter screen is installed in the filter screen, the filter screen is installed in the filter screen, the filter screen is installed in the filter screen, the filter screen is.

The working principle is as follows: during the use, at first the gas, the air, the flue gas mixes in air hybrid combustor 3 and preheats, then burn in entering into combustion chamber 6 through combustion head 5, the flue gas that the burning produced passes through guide plate 7 and enters into in the exhanst gas outlet 8, then utilize temperature-sensing ware 9 induction temperature, thereby retrieve the flue gas in the back flow 10, and flow back in air hybrid combustor 3 through back flow 10 in, then burn in entering into combustion chamber 6 again, outside air can be filtered by protection filter screen 15 before entering into air hybrid combustor 3 simultaneously, guarantee the purity of air, it can to open drain valve 13 with water from drain pipe 12 emission when the burning produces the water time at last.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an ultralow nitrogen emission radiation heating device, includes base (1), its characterized in that: a combustion furnace (2) is fixedly installed on one side of the upper surface of the base (1), an air mixing burner (3) is fixedly installed on the other side of the upper surface of the base (1), one end of the air mixing burner (3) is fixedly sleeved in a fixing flange (4), a combustion head (5) is fixedly installed at one end, close to the fixing flange (4), of the air mixing burner (3), the combustion head (5) is located in a combustion chamber (6), a guide plate (7) is fixedly installed at the top of an inner cavity of the combustion furnace (2), a flue gas outlet (8) is fixedly sleeved on the upper surface of the combustion furnace (2), a temperature sensor (9) is fixedly sleeved in the middle of the flue gas outlet (8), a return pipe (10) is fixedly sleeved on the position, where the flue gas outlet (8) is sleeved on the temperature sensor (9), and the middle of the return pipe (10) is fixedly sleeved in a fixing frame (11), and one side of the bottom of back flow pipe (10) is fixed to be cup jointed with drain pipe (12), drain pipe (12) are gone up the fixed cover and are connect drain valve (13), air inlet (14) have been cup jointed to the opposite side of back flow pipe (10) bottom, the fixed position that air inlet (14) were installed to back flow pipe (10) installs protection filter screen (15).

2. The ultra-low nitrogen emission radiant heating unit as claimed in claim 1, wherein: the shape of mounting flange (4) is circular, and two curb plates are fixed mounting respectively to the both sides of mounting flange (4), the curb plate fixed mounting of mounting flange (4) both sides is on base (1), the internal diameter value of mounting flange (4) equals the external diameter value of air mixing combustor (3) supply air duct.

3. The ultra-low nitrogen emission radiant heating unit as claimed in claim 1, wherein: the combustion head (5) is provided with a small hole, the length value of the combustion head (5) is two thirds of the length value of the inner cavity of the combustion chamber (6), and the combustion head (5) is cylindrical.

4. The ultra-low nitrogen emission radiant heating unit as claimed in claim 1, wherein: the quantity of guide plate (7) is two sets of four, the length value that guide plate (7) were installed in the below is greater than the length value of top, and the both ends fixed mounting of guide plate (7) has the fixed plate.

5. The heating and heating device with ultra-low nitrogen emission and radiation as claimed in claim 1, wherein the return pipe (10) is L-shaped, two ends of the return pipe (10) are respectively connected to the flue gas outlet (8) and the air mixing burner (3), and the bottom of the return pipe (10) penetrates through the side wall of the base (1) and extends to the outside.

6. The ultra-low nitrogen emission radiant heating unit as claimed in claim 1, wherein: protection filter screen (15) are the hemisphere, and the diameter value of protection filter screen (15) is greater than the external diameter value of air inlet (14), protection filter screen (15) do not have the contact with air inlet (14).