TWM547078U - Combustion device with straight flame type inner ring structure - Google Patents

Description

Combustion device with straight-through flame inner ring structure

The present invention relates to a combustion apparatus, and more particularly to a combustion apparatus having a direct-injection flame inner ring structure applied to a gas furnace.

Please refer to FIG. 1 , which is a double-ring combustion device (burner) of an existing gas furnace. The inner ring structure of the combustion device is composed of an inner ring mixing pipe 100 and an inner ring cover 101. The inner ring cover (internal ring cover) 101 is a hollow cap, and the lower end opening of the inner ring cover 101 is connected to the inner ring mixing tube 100, and the upper end of the inner ring cover 101 is closed. The outer edge of the inner ring cover 101 is provided with a plurality of flame holes 102 for use as a gas outlet. The condition of the combustion flame of the double-ring combustion device is as shown in FIG. 1. The inner ring flame 103 exhibits a horizontal or horizontal flame distribution with a certain angle. The disadvantage is that the inner ring flame 103 is not concentrated and its thermal efficiency is relatively low. Good, the temperature rise of the pot 104 is slower.

Referring to FIG. 2, it is a double-ring combustion device of another existing gas furnace. The inner ring structure of the combustion device is composed of an inner ring mixing pipe 200, an inner ring cover 201 and an inner ring burner block 202. 202 is a gas receiving body having a gas flow passage 203 therein, which functions to receive gas from the outlet of the inner ring mixing pipe 200, and guides the gas to the inner ring cover 201 via the inner gas flow passage 203 thereof. The inner edge of the inner ring cover 201 is provided with a plurality of flame holes 204 for use as gas outlet holes, and the gas suitably exhibits combustion of the inner ring flame 205 via the inner ring cover 201. The condition of the double-ring combustion device burning flame is as shown in FIG. 2, and the inner ring flame 205 is presented through the inner ring burner block 202 to the inner ring cover 201. The flame in the vertical direction and concentrated toward the center of the pot 206 has a relatively good thermal efficiency performance and a faster temperature rise of the center of the pot 206. However, the combustion device needs to have an inner ring burner block 202 design and requires a gas flow passage 203, which is not easy to form, and the material cost is relatively high.

In summary, the creator feels that the above defects can be improved, and he has devoted himself to research and cooperates with the application of academics, and finally proposes a design that is reasonable in design and effective in improving the above defects.

The technical problem to be solved by the present invention is to provide a combustion device having a straight-through flame inner ring structure, which can have better thermal efficiency performance and faster temperature rise rate of the cookware center, and has simple molding, which can effectively reduce the manufacturing cost. .

In order to solve the above technical problems, the present invention provides a combustion apparatus having a direct-injection flame inner ring structure, comprising: an inner ring burner seat having a hollow portion formed inside the inner ring burner seat; an outer ring burner seat The outer ring burner seat is located outside the inner ring burner block, and the outer ring burner seat has a ring groove flow passage formed therein; an inner ring cover, the inner ring cover is disposed on the inner ring burner seat The inner ring cover has a top plate and a side plate. The side plate is connected to the outer edge of the top plate and extends downward. The top plate is provided with a plurality of first flame holes, and the first flame holes are arranged at intervals. a flame hole penetrating the top surface and the bottom surface of the top plate, the first flame holes communicating with the hollow portion, defining a center position of the top plate of the inner ring cover to a flame hole distribution area near the outer edge, the first The flame hole is disposed in the flame hole distribution area, and can form a straight-through flame inner ring structure; an outer ring cover, the outer ring cover is disposed on the outer ring burner seat, and the outer ring cover has a plurality of outer edges a second flame hole, the second flame hole spacing is disposed, and penetrates into the outer ring cover, the a two-flame hole communicating with the annular channel; and a mixing tube structure comprising an inner ring mixing tube and an outer ring mixing tube, wherein one end of the inner ring mixing tube is connected to the inner ring burner block, One end of the outer ring mixing tube is connected to the outer ring burner block.

The beneficial effects of this creation: The first flame holes of the present invention are distributed on the entire top plate of the inner ring cover, and are designed for the straight-through flame inner ring structure, and form a large-area distribution, so that the area of the flame distribution is increased, the heating is relatively average, and the The preferred thermal efficiency performance and the faster temperature rise of the center of the cookware, and the inner ring burner seat is a hollow tubular flow-less design of the gas bearing body, the molding is simple, the yield is high, the molding method is more, the material selection It is also more diversified and can effectively reduce manufacturing costs.

Furthermore, the inner ring cover of the present invention is a porous flame hole structure, and the first flame holes are distributed on the entire top plate, and the fireworks generated by the first flame holes are mutually pulled, so that it is not easy to generate floating fire, flameout and generation. The popping sound has a relatively stable burning state.

In addition, when the pot is placed, it can be closer to the inner ring cover, and the pot is good. The first flame holes are distributed on the entire top plate of the inner ring cover, so that the firepower can be easily adjusted, and the firepower adjustment range is large.

The design of the straight-through inner ring cover of the present invention, combined with the outer ring cover outer flame type design, can increase the area of the flame distribution, can make the heating more even, and improve the thermal efficiency.

The detachable cover of the inner ring cover of the present invention is placed on the inner ring burner seat to provide better cleaning and disassembly.

In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings of the present invention. However, the drawings are only for reference and explanation, and are not intended to limit the creation.

1‧‧‧ Inner ring burner

11‧‧‧ Hollow

12‧‧‧Cone body

2‧‧‧Outer ring burner

21‧‧‧ Ring channel

3‧‧‧Mixed tube structure

31‧‧‧ Inner ring mixing tube

32‧‧‧Outer ring mixing tube

4‧‧‧ Inner ring cover

41‧‧‧ top board

42‧‧‧ side panels

43‧‧‧First flame hole

44‧‧‧flame hole distribution area

45‧‧‧ NETGEAR

5‧‧‧Outer ring cover

51‧‧‧second flame hole

6‧‧‧ Inner Ring Flame

7‧‧‧ pots

100‧‧‧ Inner ring mixing tube

101‧‧‧ Inner ring cover

102‧‧‧flame hole

103‧‧‧ Inner Ring Flame

104‧‧‧ pots

200‧‧‧ Inner ring mixing tube

201‧‧‧ Inner ring cover

202‧‧‧ Inner ring burner

203‧‧‧ gas flow channel

204‧‧‧flame hole

205‧‧‧ inner ring flame

206‧‧‧ pots

1 is a schematic cross-sectional view of a conventional combustion apparatus.

2 is a schematic cross-sectional view of another prior art combustion apparatus.

Figure 3 is a schematic cross-sectional view of the inventive combustion apparatus.

Figure 4 is a perspective view of the inner ring structure of the creation.

Figure 5 is a cross-sectional view showing the structure of the inner ring of the present invention.

Figure 6 is a perspective view of another embodiment of the inner ring structure of the present invention.

Figure 7 is a cross-sectional view showing another embodiment of the inner ring structure of the present invention.

[First Embodiment]

Referring to FIG. 3 to FIG. 5, the present invention provides a combustion apparatus having a straight-through flame inner ring structure, including an inner ring burner seat 1, an outer ring burner base 2, a mixing tube structure 3, and an inner ring. Cover 4 and an outer ring cover 5.

The inner ring burner block 1 is an inner hollow tubular flow-less design gas receiving body, which can be connected to the outer ring burner block 2 or the mixing tube structure 3 by a combination, or integrated with the outer ring burner base 2 Molded or integrally formed with the mixing tube structure 3. The inner ring head base 1 is internally formed with a hollow portion 11 which is a space in which an opening and a bottom portion form an opening, and the hollow portion 11 corresponds to the inner ring cover 4. In the present embodiment, the inner ring head base 1 has a tapered body 12, and a hollow portion 11 is formed inside the tapered body 12, and the diameter of the tapered body 12 is decreased from top to bottom. The inner ring head base 1 functions to receive the gas from the outlet of the inner ring mixing pipe 31, and a buffer space is formed between the inner ring mixing pipe 31 outlet and the inner ring cover 4 to form a gas gas, and the gas is guided to the inner ring cover. 4. Gas is suitably fired by the inner ring cover 4 through the inner ring cover 4.

The outer ring head base 2 is substantially a ring body, which can be connected to one end of the outer ring mixing pipe 32 of the mixing pipe structure 3 by a combination or integral molding, and the outer ring furnace head seat 2 is located at the inner ring furnace head seat 1 The outer side is properly spaced. A ring groove flow path 21 is formed in the outer ring head base 2, and the ring groove flow path 21 is an annular groove having an opening at the top, and the ring groove flow path 21 corresponds to the outer ring cover 5. The outer ring head base 2 functions to receive gas from the outlet of the outer ring mixing tube 32.

The inner ring cover 4 is disposed on the inner ring head block 1. In the present embodiment, the detachable cover of the inner ring cover 4 is placed on the inner ring head block 1. The inner ring cover 4 has a top plate 41 and a side plate 42. The top plate 41 can be a circular plate body, and the top surface of the top plate 41 can be a flat surface or an upwardly convex curved surface. The side plate 42 is attached to the outer edge of the top plate 41 and extends downward so that the inner ring cover 4 forms a hollow cover. In this embodiment, the side plate 42 is connected to the outer edge of the top plate 41 and extends vertically downward, and the lower end of the side plate 42 of the inner ring cover 4 can form a step. And the upper end of the inner ring head base 1 can also form a corresponding step, and the lower end of the side plate 42 of the inner ring cover 4 can be overlapped with the upper end of the inner ring burner block 1 so that the inner ring cover 4 can be A separate cover is placed on the inner ring head base 1.

The top plate 41 is provided with a plurality of first flame holes 43. The first flame holes 43 may have a circular shape, a square shape or other shapes, and the shape of the first flame holes 43 is not limited. The first flame holes 43 are spaced apart from each other. The first flame holes 43 are disposed in a vertical direction. The first flame holes 43 extend through the top surface and the bottom surface of the top plate 41. The first flame holes 43 can be combined with the first flame holes 43. The lower hollow portion 11 communicates.

The first flame holes 43 are distributed over the entire top plate 41 to form a honeycomb flame hole. The center position of the top plate 41 of the inner ring cover 4 may be defined to be a flame hole distribution area 44 near the outer edge, and the first flame holes 43 are disposed in the flame hole distribution area 44 to form a straight-through flame inner ring structure. That is, the first flame holes 43 are distributed from the center position of the top plate 41 to the outer edge, so that the first flame holes 43 form a large-area distribution. The side plate 42 of the inner ring cover 4 is a closed plate body, and the side plate 42 is not provided with a flame hole. The first flame holes 43 can be formed by drilling, grooving, meshing, stamping, ceramic, or foamed metal. In the embodiment, the first flame holes 43 are drilled. Formed, the first flame holes 43 are all round holes.

The outer ring cover 5 is disposed on the outer ring head block 2. In the present embodiment, the detachable cover of the outer ring cover 5 is placed on the outer ring head block 2. The outer ring cover 5 has an outer flame design, and a plurality of second flame holes 51 are disposed on the outer edge thereof, and the second flame holes 51 are spaced apart from each other and penetrate into the outer ring cover 5 to make the second The flame hole 51 can communicate with the lower ring channel 21 . The second flame holes 51 can be formed by drilling, grooving or tooth cover, and the second flame holes 51 can have an inclination angle, that is, the second flame holes 51 can form an inclination angle toward the outer upward direction. And the second flame holes 51 form an oblique angle with the tangent line outside the outer ring cover 5, and the angle of the air outlet can be changed, so that the generated flame has a cyclone effect, and the thermal efficiency is improved.

The mixing tube structure 3 includes an inner ring mixing tube 31 and an outer ring mixing tube 32. The inner ring mixing tube 31 and the outer ring mixing tube 32 are hollow tubes made of a metal material. body. One end of the inner ring mixing tube 31 can be integrally formed with the inner ring head holder 1, and one end of the inner ring mixing tube 31 and the inner ring head holder 1 can also be connected in combination. The other end of the inner ring mixing tube 31 forms a first intake end (not shown), and the first intake end can be used to engage the gas. The inner ring mixing tube 31 communicates with the hollow portion 11 of the inner ring head base 1, and the gas can be transported to the inner ring head base 1 and the inner ring cover 4 via the inner ring mixing tube 31, so that the gas is covered by the inner ring cover 4 The first flame hole 43 ejects a flame.

The outer ring mixing tube 32 is spaced apart from one side of the inner ring mixing tube 31. One end of the outer ring mixing tube 32 can be integrally formed with the outer ring head base 2, and the outer ring mixing tube 32 has one end and an outer ring furnace. The headstock 2 can also be connected in a combined manner. The other end of the outer ring mixing tube 32 forms a second intake end (not shown), and the second intake end can be used to engage the gas. The outer ring mixing tube 32 communicates with the annular groove flow passage 21 of the outer ring burner base 2, and the gas can be transported to the outer ring burner base 2 and the outer ring cover 5 via the outer ring mixing tube 32, so that the gas is externally The second flame hole 51 of the ring cover 5 ejects a flame.

In addition, the inner ring cover 4 can also be integrally formed on the inner ring head base 1 (not shown), and the outer ring cover 5 can also be integrally formed on the outer ring head base 2 (not shown). The inner ring burner block 1, the outer ring burner block 2, the mixing tube structure 3, the inner ring cover 4 and the outer ring cover 5 constitute an integrally formed combustion device.

The state of the combustion flame of the present combustion device is as shown in FIG. 3. After the inner ring flame 6 passes through the inner ring head holder 1 to the inner ring cover 4, a flame which is vertically oriented and concentrated toward the center of the cookware 7 is exhibited, and the thermal efficiency is relatively Preferably, there is a faster temperature rise rate of the pan 7 .

The first flame holes 43 of the present invention are distributed on the entire top plate 41 of the inner ring cover 4, which is a design of a straight-through (upper punch) flame inner ring structure, and forms a large-area distribution, so that the area of the flame distribution Increase, heating is more average, can have better thermal efficiency performance and faster temperature rise rate of the cookware center, and the inner ring burner seat 1 is a hollow tubular flow-less design gas-bearing body, simple molding, yield High, more molding methods, and more diverse material selection, which can effectively reduce manufacturing costs.

Furthermore, the first flame holes 43 are evenly distributed on the entire top plate 41, and the first The fireworks generated by the one flame hole 43 are pulled by each other, so that it is not easy to generate floating fire, flameout, and popping sound, and has a relatively stable combustion state. In addition, when the pot is placed, it can be closer to the inner ring cover 4, and the potability is good. In addition, the first flame holes 43 are distributed on the entire top plate 41 of the inner ring cover 4, which can facilitate the adjustment of firepower (such as large fire, medium fire, small fire, etc.), and the firepower adjustment range is large. The design of the straight-through inner ring cover 4 of the present invention, combined with the outer flame type design of the outer ring cover 5, can increase the area of the flame distribution, can make the heating more even, and improve the thermal efficiency.

[Second embodiment]

Referring to FIG. 6 and FIG. 7 , in the embodiment, the first flame holes 43 are formed in a mesh piece manner, that is, the first flame holes 43 may be disposed on one or more mesh members 45 . The member 45 may be a porous plate such as a metal mesh or a ceramic, and the material thereof is not limited. The mesh member 45 is further coupled to the upper end of the side plate 42 of the inner ring cover 4, and the mesh member 45 may form the top plate 41. The first flame holes 43 are disposed in the flame hole distribution area 44, that is, the first flame holes 43 are distributed from the center position of the top plate 41 to the outer edge, so that the first flame holes 43 can form a large area. distributed.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of patent protection of the present invention. Therefore, equivalent changes made by using the present specification and the contents of the drawings are all included in the scope of protection of the present invention. Inside.

1‧‧‧ Inner ring burner

11‧‧‧ Hollow

12‧‧‧Cone body

2‧‧‧Outer ring burner

21‧‧‧ Ring channel

3‧‧‧Mixed tube structure

31‧‧‧ Inner ring mixing tube

32‧‧‧Outer ring mixing tube

4‧‧‧ Inner ring cover

41‧‧‧ top board

42‧‧‧ side panels

43‧‧‧First flame hole

44‧‧‧flame hole distribution area

5‧‧‧Outer ring cover

51‧‧‧second flame hole

6‧‧‧ Inner Ring Flame

7‧‧‧ pots

Claims (9)

A combustion device having a direct-injection flame inner ring structure, comprising: an inner ring burner seat, wherein a hollow portion is formed inside the inner ring burner seat; an outer ring burner seat, the outer ring burner seat is located therein An annular groove flow passage is formed on the outer side of the outer ring head seat; an inner ring cover is disposed on the inner ring burner seat, and the inner ring cover has a top plate and a side plate The side plate is connected to the outer edge of the top plate and extends downwardly. The top plate is provided with a plurality of first flame holes. The first flame holes are spaced apart, and the first flame holes are penetrated through the top surface of the top plate and a bottom surface, the first flame holes are in communication with the hollow portion, and a center position of the top plate of the inner ring cover is defined to be a flame hole distribution area near the outer edge, and the first flame holes are disposed in the flame hole distribution area. The outer ring cover is disposed on the outer ring burner seat, and the outer edge of the outer ring cover is provided with a plurality of second flame holes, and the second flames are formed by the outer ring cover. a hole spacing is disposed and penetrates into the outer ring cover, the second flame holes are in communication with the ring groove flow path; and a mixture Pipe structure, the structure comprises a mixing tube and an inner tube outer mixing mixing tube, the mixing tube inner end connected to the inner burner housing, the outer end of the mixing pipe is connected to the burner outer housing. A combustion apparatus having a straight-through flame inner ring structure according to claim 1, wherein a top surface of the top plate of the inner ring cover is flat, and a side plate of the inner ring cover is connected to an outer edge of the top plate and vertically downward. extend. The combustion device of claim 1, wherein the first flame holes are formed by drilling, and the first flame holes are all round holes. A combustion apparatus having a direct-injection flame inner ring structure according to claim 1, wherein the first flame holes are bored in a vertical direction. The combustion device of claim 1 , wherein the first flame holes are disposed on a mesh member, and the mesh member is coupled to an upper end of the side plate of the inner ring cover. The piece forms the top plate. The combustion apparatus according to claim 1, wherein the inner ring burner block has a tapered body formed inside the tapered body, the diameter of the tapered body Decrease from top to bottom. The combustion device of claim 1, wherein the top surface of the top plate of the inner ring cover is flat, the side plate is connected to the outer edge of the top plate and extends vertically downwards. The lower end of the side plate of the ring cover is stepped, and the upper end of the inner ring furnace seat is formed with a corresponding step, and the lower end of the side plate of the inner ring cover is overlapped with the upper end of the inner ring furnace seat. A combustion apparatus having a straight-through flame inner ring structure according to claim 1, wherein the inner ring cover separable cover is placed on the inner ring burner seat, and the outer ring cover separable cover is placed outside Ring on the burner head. The combustion device of claim 1 , wherein the inner ring cover is integrally formed on the inner ring furnace seat, and the outer ring cover is integrally formed on the outer ring furnace. On the head.