CN209876921U

CN209876921U - Gas furnace end

Info

Publication number: CN209876921U
Application number: CN201920518941.2U
Authority: CN
Inventors: 尹政华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2019-12-31
Anticipated expiration: 2029-04-16

Abstract

The utility model discloses a gas furnace end, including furnace end main part and annular branch fire lid, the furnace end main part including the bottom plate on be equipped with the outer loop and the inner ring that upwards extend, outer loop, inner ring and bottom plate surround and form the outer ring chamber, outer ring chamber be linked together characterized in that with the gas pipeline: the fire distribution cover is provided with a mixing cavity communicated with the outer ring cavity, the fire distribution cover is further provided with a fire outlet hole, the fire distribution cover is further provided with a matching ring, the matching ring is matched with the inner ring in a leaning and matching mode, and a clamping structure is arranged between the fire distribution cover and the outer ring. As an improvement, the matching ring is inserted into the outer ring cavity and is abutted with the side wall of the inner ring. The utility model aims at overcoming the defects of the prior art and providing the gas furnace end which is convenient to install and disassemble and has the fastening effect.

Description

Gas furnace end

[ technical field ] A method for producing a semiconductor device

The utility model relates to a gas-cooker field, the gas furnace end that concretely relates to gas-cooker used.

[ background of the invention ]

The gas-cooker is the instrument of using always in people's life, the gas-cooker is usually including mixing the gas and leading to the gas furnace end of burning position, the gas furnace end is including being used for the branch fire lid of evenly deriving the gas, divide fire lid or place on the furnace end naturally at present, or it is fixed through fastening element, nevertheless divide the fire lid to glue the stain very easily, need the activity to lay usually, convenient dismantlement, but not have the mechanism of fixing to divide the fire lid to become flexible easily, lead to the pine to take off easily, the life cycle is reduced, and the leakproofness is relatively poor, be unfavorable for the intensive mixing of gas.

The present invention is based on the above disadvantages.

[ Utility model ] content

The utility model aims at overcoming the defects of the prior art and providing a gas furnace end which is convenient to install and disassemble and has the fastening function.

The utility model discloses a realize through following technical scheme:

the utility model provides a gas furnace end, is including furnace end main part 1 and annular branch fire lid 2, furnace end main part 1 including bottom plate 13 on be equipped with the outer loop 11 and the inner ring 12 of upwards extending, outer loop 11, inner ring 12 and bottom plate 13 surround and form outer ring cavity 14, outer ring cavity 14 be linked together characterized in that with the gas pipeline: the fire distribution cover 2 is provided with a mixing cavity 24 communicated with the outer ring cavity 14, the fire distribution cover 2 is further provided with a fire outlet 25, the fire distribution cover 2 is further provided with a matching ring 211, the matching ring 211 is matched with the inner ring 12 in a leaning and matching manner, and a clamping structure 23 is arranged between the fire distribution cover 2 and the outer ring 11.

The gas furnace end is characterized in that: the mating ring 211 is inserted into the outer annular cavity 14 and abuts the side wall of the inner ring 12.

The gas furnace end is characterized in that: the clamping structure 23 comprises a step 26 arranged on the fire distribution cover 2, the step 26 comprises a horizontal surface 261 and a vertical surface 262, and the horizontal surface 261 and the vertical surface 262 are in abutting fit with the outer ring 11. Another design of the clamping structure 23 is provided, the clamping structure 23 comprises a bending structure 231 arranged on the fire distribution cover 2, and an inner circumferential surface 232 of the bending structure 231 abuts against the inner side of the outer ring 11. Another design of the fastening structure 23 is provided, and the fastening structure 23 includes a convex ring 233 arranged on the fire distribution cover 2, and a groove 111 arranged on the outer ring 11 and matched with the convex ring 233.

The gas furnace end is characterized in that: the fire distribution cover 2 comprises an upper fire distribution cover 21 and a lower fire distribution cover 22 which are buckled with each other.

The gas furnace end is characterized in that: the upper fire distribution cover 21 is provided with a flanging 212 which is turned inwards, and the flanging 212 buckles the outer edge of the lower fire distribution cover 22.

The gas furnace end is characterized in that: the lower fire cover 22 is provided with a downward concave ring groove 224.

The gas furnace end is characterized in that: the fire distribution cover 2 is further provided with an inclined surface 218 inclined with the horizontal plane, an included angle alpha is formed between the inclined surface 218 and the horizontal plane, and the included angle alpha is 30-70 degrees.

The gas furnace end is characterized in that: the fire outlet 25 comprises a plurality of strip-shaped protrusions 252 arranged on the inclined surface 218, the protrusions 252 are symmetrically and uniformly distributed on the inclined surface 218 by taking the center of the fire distribution cover 2 as the center, and lateral openings 251 communicated with the mixing cavity 24 are arranged on the side edges of the protrusions 252.

Compared with the prior art, the utility model discloses there is following advantage:

1. divide the fire lid cooperation to close the ring and lean on the cooperation mutually with the inner ring on the furnace end, restricted the removal of dividing the fire lid, because divide the fire lid to have restricted the degree of freedom of removal, and divide and be equipped with the block structure between fire lid and the outer loop, because frictional force makes to divide the fire lid to block in the furnace end main part. Thereby make the branch fire lid of furnace end can be when convenient the dismantlement in the washing, can have the effect of fastening with the furnace end block again. The mating ring is inserted into the mixing chamber and abuts against the side wall of the inner ring, and the degree of freedom of movement of the distributor cap is limited in a simple and reliable manner by this construction.

2. Divide the fire lid including dividing fire lid and dividing fire lid down, should divide fire lid lock each other down, do not need extra fastening part, save processing cost and material. And the forming by stamping the metal plate is quick and efficient. The lower fire distribution cover is also provided with an annular groove which is sunken downwards, a cavity is formed inside the annular groove and is connected with the mixing cavity, the efficiency of gas mixing can be increased, and the utilization rate of the gas is improved.

3. The fire outlet hole is formed in the inclined plane of the fire distribution cover, and the inclination angle of the designed inclined plane can reach a larger angle, so that the included angle between the derived fuel gas and the horizontal plane is smaller, and the combustion of the fuel gas is more sufficient. And the designed mixing cavity has the function of further mixing the fuel gas and the air, so that the utilization rate of the fuel gas is increased, and the combustion efficiency is increased.

4. The fire outlet is a lateral opening formed in the side edge of the bulge, so that the included angle between the direction from which the gas is guided out and the horizontal plane is smaller, the distribution range of the gas combustion flame is larger and more uniform, and the heated object is heated uniformly.

[ description of the drawings ]

Fig. 1 is a sectional view of a gas burner of the present invention;

fig. 2 is a cross-sectional view of a first engagement structure of the gas burner of the present invention;

fig. 3 is a cross-sectional view of a second engagement structure of the gas burner of the present invention;

fig. 4 is a cross-sectional view of a third engagement structure of the gas burner of the present invention.

[ detailed description ] embodiments

The invention will be further described with reference to the accompanying drawings:

the utility model provides a gas furnace end, is including furnace end main part 1 and annular branch fire lid 2, furnace end main part 1 including bottom plate 13 on be equipped with the outer loop 11 and the inner ring 12 of upwards extending, outer loop 11, inner ring 12 and bottom plate 13 surround and form outer ring cavity 14, outer ring cavity 14 be linked together characterized in that with the gas pipeline: the fire distribution cover 2 is provided with a mixing cavity 24 communicated with the outer ring cavity 14, the fire distribution cover 2 is further provided with a fire outlet 25, the fire distribution cover 2 is further provided with a matching ring 211, the matching ring 211 is matched with the inner ring 12 in a leaning and matching manner, and a clamping structure 23 is arranged between the fire distribution cover 2 and the outer ring 11. The clamping structure 23 comprises a step 26 arranged on the fire distribution cover 2, the step 26 comprises a horizontal surface 261 and a vertical surface 262, and the horizontal surface 261 and the vertical surface 262 are in abutting fit with the outer ring 11. Divide the fire lid cooperation to close the ring and lean on the cooperation mutually with the inner ring on the furnace end, restricted the removal of dividing the fire lid, because divide the fire lid to have restricted the degree of freedom of removal, and divide and be equipped with the block structure between fire lid and the outer loop, because frictional force makes to divide the fire lid to block in the furnace end main part. Thereby make the branch fire lid of furnace end can be when convenient the dismantlement in the washing, can have the effect of fastening with the furnace end block again. The mating ring is inserted into the outer ring cavity and abuts against the side wall of the inner ring, and the degree of freedom of movement of the distributor cap is limited in a simple and reliable manner by this configuration.

Another design of the clamping structure 23 is provided, the clamping structure 23 comprises a bending structure 231 arranged on the fire distribution cover 2, and an inner circumferential surface 232 of the bending structure 231 abuts against the inner side of the outer ring 11. Another design of the fastening structure 23 is provided, and the fastening structure 23 includes a convex ring 233 arranged on the fire distribution cover 2, and a groove 111 arranged on the outer ring 11 and matched with the convex ring 233.

The gas furnace end is characterized in that: the fire distribution cover 2 comprises an upper fire distribution cover 21 and a lower fire distribution cover 22 which are buckled with each other. The manufacturing method is simple and the manufacturing cost is low.

The gas furnace end is characterized in that: the upper fire distribution cover 21 is provided with a flanging 212 which is turned inwards, and the flanging 212 buckles the outer edge of the lower fire distribution cover 22. The simple method for buckling the upper fire distribution cover and the lower fire distribution cover has firm fixation and low cost.

The gas furnace end is characterized in that: the lower fire cover 22 is provided with a downward concave ring groove 224. The inside of this annular forms the die cavity and is connected with mixing chamber 24, can increase the efficiency that the gas mixes, improves the utilization ratio of gas.

The gas furnace end is characterized in that: the fire distribution cover (2) is also provided with an inclined surface 218 which forms a certain included angle with the horizontal plane and is inclined to the center of the fire distribution cover. Which forms an angle alpha with the horizontal plane, said angle alpha being between 30 deg. and 70 deg.. The fire outlet 25 is arranged on the inclined plane 218 of the fire distributing cover 2, and the designed inclined angle of the inclined plane 218 can reach a larger angle, so that the included angle between the gas outlet and the horizontal plane is smaller, and the gas can be combusted more fully. And the designed mixing cavity has the function of further mixing the fuel gas and the air, so that the utilization rate of the fuel gas is increased, and the combustion efficiency is increased. The fire outlet 25 is a side opening 251 which is arranged on the side edge of the bulge 252 and communicated with the mixing cavity, so that the included angle between the gas guiding direction and the horizontal plane is smaller, the distribution range of gas combustion flame is larger and more uniform, and the heated object is heated uniformly.

The present invention is not limited to the above embodiments, and the shape and structure of the burner cap can be changed in other forms, and all the outer contour surfaces of the burner cap can be attached to the structure of the burner body to limit the degree of freedom and the fastening function, which all fall within the protection scope of the present invention. For example, the assembly formed by combining a plurality of metal plates is changed into the fire distribution cover, or the cavity structure and the shape of the fire distribution cover are changed, which are considered to be in the protection scope of the utility model.

Claims

1. The utility model provides a gas furnace end, is including furnace end main part (1) and annular branch fire lid (2), furnace end main part (1) including bottom plate (13) on be equipped with outer ring (11) and inner ring (12) that upwards extend, outer ring (11), inner ring (12) and bottom plate (13) surround and form outer ring chamber (14), outer ring chamber (14) be linked together characterized in that with the gas pipeline: divide fire lid (2) on be equipped with mixing chamber (24) that are linked together with outer ring chamber (14) divide fire lid (2) on still be equipped with out fire hole (25) divide fire lid (2) on still be equipped with cooperation ring (211), cooperation ring (211) with inner ring (12) paste mutually and lean on the cooperation, divide fire lid (2) with outer ring (11) between be equipped with block structure (23).

2. The gas burner of claim 1, wherein: the matching ring (211) is inserted into the outer ring cavity (14) and is abutted with the side wall of the inner ring (12).

3. Gas burner according to claim 1 or 2, characterized in that: the clamping structure (23) comprises a step (26) arranged on the fire distribution cover (2), the step (26) comprises a horizontal plane (261) and a vertical plane (262), and the horizontal plane (261) and the vertical plane (262) are in close fit with the outer ring (11).

4. Gas burner according to claim 1 or 2, characterized in that: the clamping structure (23) comprises a bending structure (231) arranged on the fire distribution cover (2), and the inner circumferential surface (232) of the bending structure (231) is attached to the inner side of the outer ring (11).

5. Gas burner according to claim 1 or 2, characterized in that: the clamping structure (23) comprises a convex ring (233) arranged on the fire distribution cover (2) and a groove (111) which is arranged on the outer ring (11) and is matched with the convex ring (233).

6. Gas burner according to claim 1 or 2, characterized in that: the fire distribution cover (2) comprises an upper fire distribution cover (21) and a lower fire distribution cover (22) which are mutually buckled.

7. The gas burner of claim 6, wherein: the upper fire distribution cover (21) is provided with a flanging (212) which is turned inwards, and the flanging (212) buckles the outer edge of the lower fire distribution cover (22).

8. The gas burner of claim 6, wherein: an annular groove (224) which is concave downwards is arranged on the lower fire distributing cover (22).

9. The gas burner of claim 1, wherein: the fire distribution cover (2) is further provided with an inclined surface (218) inclined with the horizontal plane, an included angle alpha is formed between the inclined surface (218) and the horizontal plane, and the included angle alpha is 30-70 degrees.

10. The gas burner of claim 9, wherein: the fire outlet hole (25) comprises a plurality of strip-shaped bulges (252) arranged on the inclined surface (218), the bulges (252) are symmetrically and uniformly distributed on the inclined surface (218) by taking the center of the fire distribution cover (2) as the center, and the side edge of the bulges (252) is provided with a lateral opening (251) communicated with the mixing cavity (24).