CN214223096U

CN214223096U - Burner for mixed combustion of two gases

Info

Publication number: CN214223096U
Application number: CN202022686996.XU
Authority: CN
Inventors: 王卫东; 温长发
Original assignee: Hubei Fengyan Dynamo Electric Technology Co ltd
Current assignee: Hubei Fengyan Dynamo Electric Technology Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-09-17
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a two kinds of gas multifuel combustion combustor belongs to heat energy technical field, and it includes the mixing box, the top of mixing box left surface is provided with first air inlet, the right-hand member of first air inlet is linked together with the one end of first spiral pipe, the other end fixed connection of first spiral pipe is on the right side of mixing box inner wall lower surface, the below of mixing box left surface is provided with the second air inlet, the right-hand member of second air inlet is linked together with the one end of second spiral pipe. This two kinds of gas co-combustion combustor through be provided with first spiral pipe, second spiral pipe and through-hole in the mixing box, when two kinds of gases get into first spiral pipe and second spiral pipe through first air inlet and second air inlet respectively in, can increase the route that the gas circulation flows, through a plurality of through-hole blowout, guarantees the abundant mixture of two kinds of gases to the quality of flame in the gas burning torch has been guaranteed, the temperature of avoiding in the combustor appears undulant change.

Description

Burner for mixed combustion of two gases

Technical Field

The utility model belongs to the technical field of heat energy, specifically be a two kinds of gas multifuel combustion combustor.

Background

The burner mainly comprises a burner body, an air distributor, a flame stabilizing device, a gas spray gun, a gas fire detector, a main gas nozzle, a combined gas ignition gun and the like. When the burner burns gas, the combined gas burning gun is ignited by adopting a high-pressure igniter, and then the combined gas burning gun ignites the secondary ignition mode of the main air nozzle so as to ensure the safety of ignition.

The existing burner needs to mix two kinds of gases when mixing and burning the two kinds of gases so as to ensure the uniformity of gas burning, but the existing multiple gas mixing structure is simpler, the two kinds of gases cannot be sufficiently mixed, the gas mixing is not uniform and easily causes fluctuation, the quality of flame in the burner is influenced, if the input quantity of the gas is increased, although the quality in the burner can be ensured, the phenomenon of energy waste due to the fact that partial gas cannot be sufficiently burned can exist.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above defect of prior art, the utility model provides a two kinds of gas co-combustion combustor has solved current combustor and is burning two kinds of gases, because gas mixing structure is comparatively simple, can't even and stable two kinds of gases of mixture, influences the problem of flame quality in the combustor easily.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a burner for mixed combustion of two gases comprises a mixing box, wherein a first air inlet is arranged above the left side surface of the mixing box, the right end of the first air inlet is communicated with one end of a first spiral pipe, the other end of the first spiral pipe is fixedly connected to the right side of the lower surface of the inner wall of the mixing box, a second air inlet is arranged below the left side surface of the mixing box, the right end of the second air inlet is communicated with one end of a second spiral pipe, the other end of the second spiral pipe is fixedly connected to the right side of the upper surface of the inner wall of the mixing box, the first spiral pipe and the second spiral pipe are arranged in a staggered manner, a plurality of through holes are formed in the surfaces of the first spiral pipe and the second spiral pipe, a through groove is formed in the right side surface of the inner wall of the mixing box, a piston is connected in a clamping manner in the through groove, a slide bar is fixedly connected to the left side surface of the piston, and a slide sleeve is sleeved on the surface of the slide bar, the sliding sleeve joint is in the side of fixed plate, the front and the back of fixed plate fixed connection respectively are at the back and the front of mixing box inner wall.

As a further aspect of the present invention: the surface of the sliding rod is sleeved with a spring, and the left end and the right end of the spring are respectively and fixedly connected to the right side face of the fixed plate and the left side face of the piston.

As a further aspect of the present invention: the right flank of mixing box is provided with the casing, the left flank of shells inner wall is provided with the gas pipe in the position that corresponds the through-groove, the right-hand member of gas pipe is provided with gas swirler.

As a further aspect of the present invention: the lower surface of casing is provided with the air opening, the inside of casing is provided with air swirler.

As a further aspect of the present invention: the right side surface of the shell is provided with a gas burning torch, and the gas swirler is positioned in the gas burning torch.

As a further aspect of the present invention: the right side face of the shell is lapped with a sealing gasket, the right side face of the sealing gasket is lapped on the left side face of the gas burning torch, and the sealing gasket is made of heat-resistant rubber.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this two kinds of gas co-combustion combustor through be provided with first spiral pipe, second spiral pipe and through-hole in the mixing box, when two kinds of gases get into first spiral pipe and second spiral pipe through first air inlet and second air inlet respectively in, can increase the route that the gas circulation flows, through a plurality of through-hole blowout, guarantees the abundant mixture of two kinds of gases to the quality of flame in the gas burning torch has been guaranteed, the temperature of avoiding in the combustor appears undulant change.

2. This two kinds of gas co-combustion combustor, through setting up logical groove, a piston, the slide bar, the sliding sleeve, fixed plate and spring, when atmospheric pressure in the mixing box reaches certain degree, just can break away the piston, thereby make the gas discharge with stable pressure from leading to the groove, avoid the undulant quality that influences flame of gas pressure, when pressure in the mixing box can not reach the requirement, the pulling force that the spring produced drives the piston joint in leading to groove department, then the unable gas that discharges, thereby guaranteed that the air supply can not violent undulant.

3. This two kinds of gas co-combustion combustor through setting up sealed the pad, utilizes sealed the pad to increase the leakproofness between casing and the gas burning torch, avoids the gas to take place to leak and brings the risk of explosion to the security of this device has been improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of part A of the present invention;

fig. 3 is a schematic three-dimensional structure diagram of the sealing gasket of the present invention;

in the figure: the gas-liquid mixing device comprises a mixing box 1, a first gas inlet 2, a first spiral pipe 3, a second gas inlet 4, a second spiral pipe 5, a through hole 6, a through groove 7, a piston 8, a sliding rod 9, a sliding sleeve 10, a fixing plate 11, a spring 12, a shell 13, a gas pipe 14, a gas swirler 15, an air swirler 16, an air opening 17, a gas ignition gun 18 and a sealing gasket 19.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-3, the utility model provides a technical solution: a burner for mixed combustion of two gases comprises a mixing box 1, a first air inlet 2 is arranged above the left side surface of the mixing box 1, the right end of the first air inlet 2 is communicated with one end of a first spiral pipe 3, the other end of the first spiral pipe 3 is fixedly connected with the right side of the lower surface of the inner wall of the mixing box 1, a second air inlet 4 is arranged below the left side surface of the mixing box 1, the right end of the second air inlet 4 is communicated with one end of a second spiral pipe 5, the other end of the second spiral pipe 5 is fixedly connected with the right side of the upper surface of the inner wall of the mixing box 1, the first spiral pipe 3 and the second spiral pipe are arranged in a staggered mode, a plurality of through holes 6 are formed in the surfaces of the first spiral pipe 3 and the second spiral pipe 5, through the first spiral pipe 3, the second spiral pipe 5 and the through holes 6 which are arranged in the mixing box 1, when two gases enter the first spiral pipe 3 and the second spiral pipe 5 through the first air inlet 2 and the second air inlet 4 respectively, the path of gas circulation flow can be increased, the gas is sprayed out through the through holes 6, the two gases are fully mixed, the quality of flame in the gas burning torch 18 is guaranteed, the temperature in a combustor is prevented from fluctuating, the right side surface of the inner wall of the mixing box 1 is provided with the through groove 7, the piston 8 is clamped in the through groove 7, the left side surface of the piston 8 is fixedly connected with the slide rod 9, the surface of the slide rod 9 is sleeved with the slide sleeve 10, the slide sleeve 10 is clamped on the side surface of the fixing plate 11, the front surface and the back surface of the fixing plate 11 are respectively and fixedly connected with the back surface and the front surface of the inner wall of the mixing box 1, the piston 8, the slide rod 9, the slide sleeve 10, the fixing plate 11 and the spring 12 are arranged, when the air pressure in the mixing box 1 reaches a certain degree, the piston 8 can be flushed, the gas is discharged from the through groove 7 at stable pressure, and the influence of the fluctuation of the gas pressure on the quality of the flame is avoided, when the pressure intensity in the mixing box 1 does not meet the requirement, the piston 8 is driven by the tensile force generated by the spring 12 to be clamped at the through groove 7, and the gas cannot be discharged, so that the gas source is ensured not to fluctuate violently.

Specifically, as shown in fig. 1, a casing 13 is disposed on the right side surface of the mixing box 1, a gas pipe 14 is disposed on the left side surface of the inner wall of the casing 13 corresponding to the through groove 7, a gas swirler 15 is disposed at the right end of the gas pipe 14, an air opening 17 is disposed on the lower surface of the casing 13, an air swirler 16 is disposed inside the casing 13, a gas burning torch 18 is mounted on the right side surface of the casing 13, and the gas swirler 15 is located in the gas burning torch 18.

Specifically, as shown in fig. 2, the surface of the sliding rod 9 is sleeved with a spring 12, the left end and the right end of the spring 12 are respectively and fixedly connected to the right side surface of the fixing plate 11 and the left side surface of the piston 8, and by arranging the spring 12, a force can be applied to the piston 8, so that the piston 8 can be opened only when the gas pressure in the mixing box 1 reaches the degree of agenda, and the influence on the quality of flame due to the large fluctuation of the mixed gas pressure in the early stage is avoided.

Specifically, as shown in fig. 3, the right side of the housing 13 is lapped with the sealing gasket 19, the right side of the sealing gasket 19 is lapped on the left side of the gas burning torch 18, the sealing gasket 19 is made of heat-resistant rubber, and by arranging the sealing gasket 19, the sealing performance between the housing 13 and the gas burning torch 18 is improved by using the sealing gasket 19, so that the risk of explosion caused by gas leakage is avoided, and the safety of the device is improved.

The utility model discloses a theory of operation does:

s1, when in use, two kinds of air are respectively introduced into the first spiral pipe 3 and the second spiral pipe 5 through the first air inlet 2 and the second air inlet 4, and when gas flows in the first spiral pipe 3 and the second spiral pipe 5, the gas can be sprayed out from the plurality of through holes 6, so that the two kinds of air are uniformly mixed together;

s2, under the action of the piston 8, the pressure of the gas in the mixing box 1 is small at the beginning, and the pull belt of the spring 12 is larger than the gas pressure in the mixing box 1, so that the piston 8 cannot be opened, when the gas is continuously introduced into the mixing box 1, and the gas pressure generated by the mixed gas reaches a certain degree, the piston 8 is flushed, and the gas is stably sprayed into the gas burning torch 18 through the gas pipe 14 and the gas swirler 15.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A two-gas co-combustion burner comprising a mixing box (1), characterized in that: the mixing box is characterized in that a first air inlet (2) is arranged above the left side surface of the mixing box (1), the right end of the first air inlet (2) is communicated with one end of a first spiral pipe (3), the other end of the first spiral pipe (3) is fixedly connected to the right side of the lower surface of the inner wall of the mixing box (1), a second air inlet (4) is arranged below the left side surface of the mixing box (1), the right end of the second air inlet (4) is communicated with one end of a second spiral pipe (5), the other end of the second spiral pipe (5) is fixedly connected to the right side of the upper surface of the inner wall of the mixing box (1), the first spiral pipe (3) and the second spiral pipe are arranged in a staggered mode, a plurality of through holes (6) are formed in the surfaces of the first spiral pipe (3) and the second spiral pipe (5), a through groove (7) is formed in the right side surface of the inner wall of the mixing box (1), and a piston (8) is clamped in the through groove (7), the left side fixedly connected with slide bar (9) of piston (8), sliding sleeve (10) have been cup jointed on the surface of slide bar (9), sliding sleeve (10) joint is in the side of fixed plate (11), the front and the back of fixed plate (11) are fixed connection respectively at the back and the front of mixing box (1) inner wall.

2. A two gas co-firing burner as claimed in claim 1, wherein: the surface of the sliding rod (9) is sleeved with a spring (12), and the left end and the right end of the spring (12) are respectively and fixedly connected to the right side surface of the fixing plate (11) and the left side surface of the piston (8).

3. A two gas co-firing burner as claimed in claim 1, wherein: the right flank of mixing box (1) is provided with casing (13), the left flank of casing (13) inner wall is provided with gas pipe (14) to the position that corresponds logical groove (7), the right-hand member of gas pipe (14) is provided with gas swirler (15).

4. A two gas co-firing burner as claimed in claim 3, wherein: an air opening (17) is formed in the lower surface of the shell (13), and an air swirler (16) is arranged inside the shell (13).

5. A two gas co-firing burner as claimed in claim 3, wherein: the right side surface of the shell (13) is provided with a gas burning torch (18), and the gas swirler (15) is positioned in the gas burning torch (18).

6. A two gas co-firing burner as claimed in claim 5, wherein: the right side of casing (13) overlap joint has sealed pad (19), the right side overlap joint of sealed pad (19) is at the left surface of gas burning torch (18), sealed pad (19) adopt heat-resisting rubber to make.