CN202066014U

CN202066014U - Combustor

Info

Publication number: CN202066014U
Application number: CN2011201100579U
Authority: CN
Inventors: 胡勤俭
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-04-15
Filing date: 2011-04-15
Publication date: 2011-12-07
Anticipated expiration: 2021-04-15

Abstract

A combustor comprises a hearth, a furnace plate, a mixed gas cavity, a mixed gas pipe, a gas pipe and a fan. The mixed gas cavity is arranged at the bottom of the hearth. The furnace plate is embedded at the upper end inside the mixed gas cavity. One end of the mixed gas pipe is connected with the bottom of the mixed gas cavity, and the other end of the mixed gas pipe is connected with the fan and the gas pipe. An arc downwards-protruded portion is arranged on the bottom face of the furnace plate, and an arc inwards- recessed structure is arranged in the middle of the arc downwards-protruded portion. A plurality of spiral-shaped gas inlets penetrating through the furnace plate from bottom to top are arranged on the surface of the external circumference of the arc downwards-protruded portion. The combustor has the advantages of being energy-saving, environment-friendly, high in combustion efficiency, reasonable in structure and the like.

Description

A kind of burner

Technical field:

The utility model relates to a kind of burner.

Background technology:

At present, there is following shortcoming mostly in burner structure on the market: once being that combustion gas and air unmixed evenly entering in the burner hearth in hybrid chamber burnt, thereby cause the part fuel gas buring insufficient or incomplete, and abundant or not imperfect combustion part combustion gas is taken away by high temperature, not only caused a large amount of wastes, efficiency of combustion is reduced, but also can worsen surrounding environment, directly jeopardize the healthy of user of service; The 2nd, the waste gas that produces in the burning is directly drained, and is not rationally utilized.

The utility model content:

Goal of the invention of the present utility model is to overcome above-mentioned the deficiencies in the prior art, provides a kind of energy-saving and environmental protection and efficiency of combustion high burner.

In order to realize the foregoing invention purpose, the utility model has adopted following technical scheme:

A kind of burner, comprise burner hearth, stone or metal plate for standing a stove on as a precaution against fire, air mixture chamber, air mixture pipe, Gas Pipe, blower fan, described air mixture chamber is arranged on burner hearth bottom, described stone or metal plate for standing a stove on as a precaution against fire is embedded at upper end in the air mixture chamber, described air mixture Guan Yiduan is connected with bottom, air mixture chamber, the other end is connected with Gas Pipe with blower fan, described stone or metal plate for standing a stove on as a precaution against fire bottom surface is provided with protuberance under the arc, the centre of protuberance is provided with the arc concave inward structure under the described arc, the external peripheral surface of described arc protuberance be provided with a plurality of run through stone or metal plate for standing a stove on as a precaution against fire from bottom to top revolve the shape air admission hole.

The described shape air admission hole that revolves evenly distributes along circumferential, and is provided with a row at least.

Described burner hearth comprises internal furnace and outer burner hearth, is formed with certain interval between internal furnace and the outer burner hearth, and described internal furnace upper end edge circumferentially offers a plurality of air inlets, and described outer burner hearth bottom is provided with exhaust outlet.

Described stone or metal plate for standing a stove on as a precaution against fire upper surface is provided with one along revolving the stove fire cover that shape air admission hole periphery is provided with.

Described stone or metal plate for standing a stove on as a precaution against fire center offers an air admission hole that is connected with ever-burning flame air mixture pipe, also offers a through hole on the described stone or metal plate for standing a stove on as a precaution against fire, and this through hole connection one runs through the electronic striking pipe in described air mixture chamber.

The outer end of described ever-burning flame air mixture pipe also is communicated with described air mixture pipe by pipe fitting except that with Gas Pipe is connected.

The utility model has following advantage with respect to prior art:

At first, combustion gas in the utility model burner and air are when entering into the air mixture chamber, stopping of arc concave inward structure under protuberance and arc under the arc of stone or metal plate for standing a stove on as a precaution against fire bottom surface in the middle of the protuberance, being the eddy flow shape enters and revolves in the shape air admission hole, be the eddy flow shape in the shape air admission hole and be ejected in the burner hearth and burn by revolving again, can make like this combustion gas and air before arriving burner hearth fully, mix uniformly, thereby make fuel gas buring fully and fully, and then improve its efficiency of combustion, avoid waste and pollute.

Secondly, when discharge the exhaust passage of high-temp waste gas between inside and outside burner hearth that produces in the utility model burning, can be incubated, hot gas cycle is used, reduce heat and run off, play the effect of twice laid heat in the burner hearth.

Description of drawings:

Fig. 1 is the structural representation of the utility model burner.

The specific embodiment:

Referring to Fig. 1, a kind of burner that provides according to the utility model, comprise burner hearth 1, stone or metal plate for standing a stove on as a precaution against fire 2, air mixture chamber 3, air mixture pipe 4, Gas Pipe 5, blower fan 6, air mixture chamber 3 is arranged on burner hearth 1 bottom, stone or metal plate for standing a stove on as a precaution against fire 2 is embedded at upper end in the air mixture chamber 3, air mixture pipe 4 one ends are connected with 3 bottoms, air mixture chamber, and the other end is connected with Gas Pipe 5 with blower fan 6.Stone or metal plate for standing a stove on as a precaution against fire 2 bottom surfaces are provided with protuberance 21 under the arc, the centre of protuberance 21 is provided with arc concave inward structure 22 under the arc, under the arc external peripheral surface of protuberance 21 be provided with a plurality of run through stone or metal plate for standing a stove on as a precaution against fire 2 from bottom to top revolve shape air admission hole 23, revolve shape air admission hole 23 along circumferentially evenly distribution, and be provided with a row at least.

Described burner hearth 1 comprises internal furnace 11 and outer burner hearth 12, forms exhaust passage 13 between internal furnace 11 and the outer burner hearth 12, and internal furnace 11 upper end edges circumferentially offer a plurality of air inlets 111, and outer burner hearth 12 bottoms are provided with exhaust outlet 121, and exhaust outlet 121 can connect exhaust fan.

Described stone or metal plate for standing a stove on as a precaution against fire 2 upper surfaces are provided with one along revolving the stove fire cover 24 that shape air admission hole 23 peripheries are provided with, and are used to strengthen firepower, for burner provides vigorous fire.

Described stone or metal plate for standing a stove on as a precaution against fire 2 centers offer an air admission hole 25 that is connected with ever-burning flame air mixture pipe 7, also offer a through hole 26 on the stone or metal plate for standing a stove on as a precaution against fire 2, and these through hole 26 connections one run through the electronic striking pipe 8 in air mixture chamber 3.The outer end of described ever-burning flame air mixture pipe 7 also is communicated with described air mixture pipe 4 by pipe fitting 10 except that with Gas Pipe 9 is connected, thus make blower fan 6 also can the while to ever-burning flame air mixture pipe 7 air feeds.

The use principle of the utility model burner is: the combustion gas that air that blower fan 6 provides and Gas Pipe 5 provide flows in the air mixture chamber 3 through air mixture pipe 4, then under the barrier effect of the arc concave inward structure 22 in the middle of the protuberance under protuberance 21 and the arc under the arc of stone or metal plate for standing a stove on as a precaution against fire 2 bottom surfaces 21, combustion gas mixes with air and is the eddy flow shape and enters and revolve in the shape air admission hole 23, be the eddy flow shape in the shape air admission hole 23 and be ejected in the burner hearth 1 and burn by revolving again, thereby make combustion gas and air abundant before arriving burner hearth, mix uniformly, so that combustion gas energy sufficient combustion and complete, and then improve its efficiency of combustion.The high-temp waste gas that produces in the burning enters the exhaust passage 13 between the inside and outside burner hearth then through the air inlet 111 of internal furnace 11 upper ends, and is discharged by the exhaust outlet 121 of outer burner hearth 12 bottoms.

The foregoing description is only for the usefulness that the utility model is described; and be not to restriction of the present utility model; the those of ordinary skill in relevant technologies field; under the situation that does not break away from spirit and scope of the present utility model; can also make various variations and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be limited by each claim.

Claims

1. burner, comprise burner hearth (1), stone or metal plate for standing a stove on as a precaution against fire (2), air mixture chamber (3), air mixture pipe (4), Gas Pipe (5), blower fan (6), described air mixture chamber (3) is arranged on burner hearth (1) bottom, described stone or metal plate for standing a stove on as a precaution against fire (2) is embedded at upper end in the air mixture chamber (3), described air mixture pipe (4) one ends are connected with air mixture chamber (3) bottom, the other end is connected with Gas Pipe (5) with blower fan (6), it is characterized in that: described stone or metal plate for standing a stove on as a precaution against fire (2) bottom surface is provided with protuberance under the arc (21), the centre of protuberance under the described arc (21) is provided with arc concave inward structure (22), the external peripheral surface of protuberance under the described arc (21) be provided with a plurality of run through stone or metal plate for standing a stove on as a precaution against fire (2) from bottom to top revolve shape air admission hole (23).

2. burner according to claim 1 is characterized in that: the described shape air admission hole (23) that revolves evenly distributes along circumferential, and is provided with a row at least.

3. burner according to claim 1 and 2, it is characterized in that: described burner hearth (1) comprises internal furnace (11) and outer burner hearth (12), form exhaust passage (13) between internal furnace (11) and the outer burner hearth (12), described internal furnace (11) upper end edge circumferentially offers a plurality of air inlets (111), and described outer burner hearth (12) bottom is provided with exhaust outlet (121).

4. burner according to claim 1 and 2 is characterized in that: described stone or metal plate for standing a stove on as a precaution against fire (2) upper surface is provided with one along revolving the stove fire cover (24) that shape air admission hole (23) periphery is provided with.

5. burner according to claim 1 and 2, it is characterized in that: described stone or metal plate for standing a stove on as a precaution against fire (2) center offers an air admission hole (25) that is connected with ever-burning flame air mixture pipe (7), also offer a through hole (26) on the described stone or metal plate for standing a stove on as a precaution against fire (2), this through hole (26) connection one runs through the electronic striking pipe (8) in described air mixture chamber (3).

6. burner according to claim 5 is characterized in that: the outer end of described ever-burning flame air mixture pipe (7) also is communicated with described air mixture pipe (4) by pipe fitting (10) except that with Gas Pipe (9) is connected.