CN211976874U

CN211976874U - Gas furnace end with good outer ring fire combustion effect

Info

Publication number: CN211976874U
Application number: CN202020528651.9U
Authority: CN
Inventors: 张少华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-11
Filing date: 2020-04-11
Publication date: 2020-11-20
Anticipated expiration: 2030-04-11

Abstract

The utility model relates to a gas furnace end with good burning effect of outer ring fire, which comprises a gas mixing base and an air cavity, wherein the gas mixing base forms an inner ring gas mixing cavity and an outer ring gas mixing cavity through a guide pipe arranged at the central position of the gas mixing base, the inner ring gas mixing cavity is arranged at the upper end of the guide pipe and is communicated with the air cavity through an inner ring air inlet pipe, the lower end of the guide pipe is provided with an outer ring air inlet pipe, the outer ring gas mixing cavity is communicated with the air cavity through an outer ring air inlet pipe, the outer ring gas mixing cavity forms two bilaterally symmetrical guide cavities under the action of the guide pipe, the bottom of the outer ring gas mixing cavity is provided with a plurality of turbulence columns, the mixed gas of gas and air can be diffused in the two guide cavities after entering the outer ring gas mixing cavity through the outer ring air inlet pipe, the diffusion speed of the mixed gas is suppressed under the action of the turbulence columns, the mixed, the combustion effect of the outer ring fire is better, and the combustion efficiency is higher.

Description

Gas furnace end with good outer ring fire combustion effect

Technical Field

The utility model relates to a gas cooking utensils field specifically is a gas furnace end that outer fire combustion effect is good.

Background

The gas furnace end generally includes inner ring gas mixing chamber and outer ring gas mixing chamber, because the outer ring gas mixing chamber volume is generally great, often leads to gas and air can't be in outer ring gas mixing chamber intensive mixing just reach the appointed region and ignite to make the combustion effect of outer ring fire not good, the efficiency of gas is on the low side.

Therefore, further improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the not enough of above-mentioned prior art existence, and provide a gas furnace end that outer ring fire combustion effect is good, aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least.

The purpose of the utility model is realized like this:

the utility model provides a gas furnace end that outer ring fire combustion effect is good, including mixing gas base and air chamber, mix the gas base and form inner ring gas mixing chamber and outer ring gas mixing chamber through the water conservancy diversion pipe that its central point put and set up, the inner ring gas mixing chamber sets up in the upper end of water conservancy diversion pipe and passes through inner ring intake pipe intercommunication with the air chamber, the lower extreme of water conservancy diversion pipe is equipped with the outer loop intake pipe, outer ring gas mixing chamber passes through outer loop intake pipe intercommunication with the air chamber, outer ring gas mixing chamber forms two water conservancy diversion cavitys of bilateral symmetry under the effect of water conservancy diversion pipe, the bottom in outer ring gas mixing chamber is equipped.

The two diversion cavities are symmetrically distributed in the two diversion cavities.

The top of the gas mixing base is provided with a fire cover bearing tray which is detachably connected with the gas mixing base.

An ignition device and/or an induction device are/is arranged on the gas mixing base, and a positioning concave part corresponding to the ignition device or the induction device is arranged on the fire cover bearing tray.

The fire cover bearing tray is provided with a fire cover base which is detachably connected with the fire cover bearing tray, a plurality of outer ring flow guide channels are formed between the fire cover base and the fire cover bearing tray, and the outer ring flow guide channels are respectively communicated with the outer ring gas mixing cavity.

The cross-sectional area of the air inlet end of the outer ring flow guide channel is smaller than that of the air outlet end of the outer ring flow guide channel.

The fire lid base is provided with an outer ring fire lid and an inner ring fire lid, and a plurality of airflow climbing parts are arranged on the positions, corresponding to the outer ring fire lid, on the fire lid base.

The utility model has the advantages that:

after the mixed gas of gas and air enters the outer ring gas mixing cavity through the outer ring gas inlet pipe, the mixed gas can be diffused in the two flow guide cavities, the diffusion speed of the mixed gas is suppressed under the action of the turbulence convex columns, the mixed gas is continuously mixed in the diffusion process, and finally the mixed gas is ignited after reaching an ignition area, so that after the blending degree of the gas and the air in the mixed gas is improved, the combustion effect of the outer ring fire is better, and the combustion efficiency is higher.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

Fig. 1 is a schematic sectional view of an embodiment of the present invention.

Fig. 2 is a schematic sectional structure diagram of the embodiment of the present invention.

Fig. 3 is an exploded view of an embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-3, the gas furnace end with good outer ring fire combustion effect comprises a gas mixing base 1 and an air cavity 2, wherein the gas mixing base 1 forms an inner ring gas mixing cavity 12 and an outer ring gas mixing cavity 13 through a guide pipe 11 arranged at the center of the gas mixing base 1, the inner ring gas mixing cavity 12 is arranged at the upper end of the guide pipe 11 and is communicated with the air cavity 2 through an inner ring gas inlet pipe 31, an outer ring gas inlet pipe 32 is arranged at the lower end of the guide pipe 11, the outer ring gas mixing cavity 13 is communicated with the air cavity 2 through an outer ring gas inlet pipe 32, the outer ring gas mixing cavity 13 forms two bilaterally symmetrical guide cavities 131 under the action of the guide pipe 11, a plurality of turbulence convex columns 132 are arranged at the bottom of the outer ring gas mixing cavity 13, gas mixed with air can be diffused in the two guide cavities 131 after entering the outer ring gas mixing cavity 13 through the outer ring gas inlet pipe, the mixed gas is continuously mixed in the diffusion process and is finally ignited after reaching an ignition area, and after the blending degree of air and fuel gas in the mixed gas is improved, the combustion effect of the outer ring fire is better and the combustion efficiency is higher; this product need not additionally to set up diverging device at the rear of outer ring gas mixing chamber 13, can realize high-efficient mist's effect, and the structure is simplified, has reduced the technology degree of difficulty, and is more economical reasonable.

Furthermore, the turbulence convex columns 132 are symmetrically distributed in the two flow guide cavities 131, so that the diffusion speed of the airflow in the two flow guide cavities is more uniform, and the overall combustion effect of the outer ring fire is more uniform.

Further, the top of the gas mixing base 1 is provided with a fire cover bearing tray 4 which is detachably connected with the gas mixing base.

Furthermore, an ignition device (not marked in the figure) and/or a sensing device 6 are arranged on the gas mixing base 1, and a positioning concave part 41 corresponding to the ignition device or the sensing device 6 is arranged on the fire cover bearing tray 4, so that the gas mixing base is convenient for a user to disassemble and assemble.

Furthermore, a fire cover base 7 detachably connected with the fire cover bearing tray 4 is arranged on the fire cover bearing tray 4, a plurality of outer ring flow guide channels 71 are formed between the fire cover base 7 and the fire cover bearing tray 4, and the outer ring flow guide channels 71 are respectively communicated with the outer ring gas mixing cavity 13, so that mixed gas can enter the ignition position of the outer ring fire from different outer ring flow guide channels 71 at the same time.

Further, the cross-sectional area of the inlet end of the outer ring flow guide channel 71 is smaller than that of the outlet end thereof, which is beneficial to outward diffusion of the mixed gas.

Further, be equipped with outer loop fire lid 8 and inner ring fire lid 9 on the fire lid base 7, be equipped with a plurality of air current climbing portion 72 on the position that corresponds outer loop fire lid 8 on the fire lid base 7, air current climbing portion 72 plays the vortex effect, makes the mist still can continue to mix on the position that corresponds outer loop fire lid 8 on fire lid base 7, further improves outer loop fire combustion effect.

The above embodiments are merely preferred embodiments of the present invention, and other embodiments are also possible. Equivalent modifications or substitutions may be made by those skilled in the art without departing from the spirit of the invention, and such equivalent modifications or substitutions are intended to be included within the scope of the claims set forth herein.

Claims

1. The utility model provides a gas furnace end that outer ring fire combustion effect is good, includes gas mixing base (1) and air chamber (2), gas mixing base (1) forms inner ring gas mixing chamber (12) and outer ring gas mixing chamber (13) through honeycomb duct (11) that its central point put and sets up, inner ring gas mixing chamber (12) set up in the upper end of honeycomb duct (11) and communicate through inner ring intake pipe (31) with air chamber (2), the lower extreme of honeycomb duct (11) is equipped with outer loop intake pipe (32), outer ring gas mixing chamber (13) and air chamber (2) communicate through outer loop intake pipe (32), its characterized in that, outer ring gas mixing chamber (13) form two water conservancy diversion cavity (131) of bilateral symmetry under the effect of honeycomb duct (11), the bottom of outer ring gas mixing chamber (13) is equipped with a plurality of vortex projection (132).

2. The gas furnace end with good outer ring fire combustion effect of claim 1, characterized in that: the flow disturbing convex columns (132) are symmetrically distributed in the two flow guide cavities (131).

3. The gas furnace end with good outer ring fire combustion effect of claim 1, characterized in that: the top of the gas mixing base (1) is provided with a fire cover bearing tray (4) which is detachably connected with the gas mixing base.

4. The gas furnace end with good outer ring fire combustion effect of claim 3, characterized in that: an ignition device and/or an induction device (6) are arranged on the gas mixing base (1), and a positioning concave part (41) corresponding to the ignition device or the induction device (6) is arranged on the fire cover bearing tray (4).

5. The gas furnace end with good outer ring fire combustion effect as claimed in claim 3 or 4, wherein: the fire cover is characterized in that a fire cover base (7) detachably connected with the fire cover bearing tray (4) is arranged on the fire cover bearing tray, a plurality of outer ring flow guide channels (71) are formed between the fire cover base (7) and the fire cover bearing tray (4), and the outer ring flow guide channels (71) are respectively communicated with the outer ring gas mixing cavity (13).

6. The gas furnace end with good outer ring fire combustion effect of claim 5, characterized in that: the cross section area of the air inlet end of the outer ring flow guide channel (71) is smaller than that of the air outlet end of the outer ring flow guide channel.

7. The gas furnace end with good outer ring fire combustion effect of claim 5, characterized in that: be equipped with outer loop fire lid (8) and inner ring fire lid (9) on fire lid base (7), be equipped with a plurality of air current climbing portion (72) on fire lid base (7) corresponding outer loop fire lid (8) position.