CN212005795U

CN212005795U - Integral energy-gathering furnace frame

Info

Publication number: CN212005795U
Application number: CN201922489931.3U
Authority: CN
Inventors: 朱述宙; 陈火林; 袁平; 彭晓堂
Original assignee: Guangdong And Utilization Electric Co ltd
Current assignee: Guangdong And Utilization Electric Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-24
Anticipated expiration: 2029-12-30

Abstract

An integral energy-gathering furnace frame comprises a combustor and an energy-gathering ring, wherein the energy-gathering ring is arranged on the periphery of the combustor and comprises an annular upper cover body, a lower cover body and a bearing substrate, the upper cover body and the lower cover body are arranged in a manner of sinking towards the direction of a central axis in an inclined manner, the bearing substrate is arranged on the periphery of the combustor in a surrounding manner, the lower cover body is placed on the upper end face of the bearing substrate, the upper cover body is connected above the lower cover body and forms an air preheating channel with a closed outer end part and an opened inner end part with the lower cover body and the bearing substrate, a plurality of air inlets for secondary air to enter the air preheating channel are formed in the lower cover body close to the outer side edge, and an air outlet gap communicated with the air preheating channel is formed between the inner; this gather can encircle through the secondary air in the heat heated air preheating channel, make the gas that the combustor sprays mix with the secondary air and burn again, can make combustion efficiency improve, the burning is abundant, and nitrogen oxide effectively reduces, and is energy-concerving and environment-protective.

Description

Integral energy-gathering furnace frame

Technical Field

The utility model relates to a gas-cooker field specifically is an it is whole to gather can furnace frame.

Background

In the actual use process of the existing gas stove, because a pot is placed on a pot support for heating, and a certain space interval is formed between the pot and a burner, the heat energy generated by gas combustion is used for heating the pot, and a considerable part of the heat energy is dissipated to the surrounding environment, so that energy waste is caused; in order to solve the problems, a plurality of heat collection and energy collection structures are arranged on the periphery of the combustor in China in recent years, however, smoke cannot be discharged smoothly, the smoke is gathered at the bottom of a pot to the inner space of an energy collection cover, so that the resistance of secondary air supplemented by a secondary air supplementing channel is increased, the smoke cannot be supplemented, the combustor is not combusted completely, the heat efficiency is reduced, and toxic and harmful gases such as carbon monoxide and the like can be generated, so that the energy collection cover needs to be further improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned current problem, provide a simple structure, reasonable a whole gather can furnace frame, its effect is through the secondary air in the heat heated air preheating channel, can make combustion efficiency improve.

An integral energy-gathering furnace frame comprises a combustor and an energy-gathering ring, wherein the energy-gathering ring is arranged on the periphery of the combustor and comprises an annular upper cover body, a lower cover body and a bearing substrate, the upper cover body and the lower cover body are arranged in a manner of sinking towards the direction of a central axis in an inclined manner, the bearing substrate is arranged on the periphery of the combustor in a surrounding manner, the lower cover body is placed on the upper end face of the bearing substrate, the upper cover body is connected above the lower cover body and forms an air preheating channel with a closed outer end part and an opened inner end part with the lower cover body and the bearing substrate, a plurality of air inlets for secondary air to enter the air preheating channel are formed in the lower cover body close to the outer side edge, and an air outlet gap communicated with the air preheating channel is formed between the inner;

this gather can the ring structure simple, low in production cost, concentrate the heat that produces the combustor and radiate the pan bottom, improve the heating efficiency of pan, and preheat the secondary air in the passageway through heat heated air, make the gas that the combustor sprays burn with the secondary air mixture again, can make combustion efficiency improve, the burning is abundant, nitrogen oxide effectively reduces, energy-concerving and environment-protective, when independent air preheats the passageway and can avoid the secondary air to flow to the fire hole, by the flue gas, air current and other factors influence supplementary efficiency.

The utility model discloses can also adopt following technical measure to solve:

the cross section of the lower cover body is a straight inclined plane, a concave arc-shaped surface is arranged on the inner side of the cross section of the upper cover body, and an air preheating channel with a narrowed middle part is formed by combining the arc-shaped surface and the inclined plane.

The outer side edge of the upper cover body extends downwards to form an upper outer ring wall, the outer side edge of the lower cover body extends upwards to form a lower outer ring wall, the bottom of the upper outer ring wall is provided with a level difference surface, and the upper outer ring wall is connected with the lower outer ring wall through the level difference surface and is in smooth transition from top to bottom.

In a further description, a supporting step extends from the outer end face of the combustor, and the supporting substrate is mounted on the supporting step.

Further, the burner comprises a burner head and a fire distribution cover arranged at the upper end part of the burner head, wherein an upper layer main fire hole group and a lower layer small fire hole group are arranged on the peripheral surface of the fire distribution cover, and the horizontal height of the air outlet end of the lower layer small fire hole group is consistent with that of the air outlet gap.

Further, the upper main fire hole group is composed of a plurality of main fire holes, the lower small fire hole group is composed of a plurality of small fire holes, and the main fire holes and the small fire holes are arranged in an inclined mode outwards.

Further, a plurality of furnace frame support legs are uniformly arranged on the upper end surface of the energy gathering ring along the circumferential direction.

Further, the upper cover body and the lower cover body are of an integrated structure.

For further explanation, the furnace frame support legs are integrally connected with the upper cover body.

The utility model has the advantages as follows:

the utility model relates to an it is whole to gather can furnace frame, this gather can the ring structure simple, low in production cost, concentrate the heat that produces the combustor and radiate the pan bottom, improve the heating efficiency of pan, and preheat the secondary air in the passageway through heat heated air, make the gas that the combustor sprays burn with the secondary air mixture again, can make combustion efficiency improve, the burning is abundant, nitrogen oxide effectively reduces, energy-concerving and environment-protective, when independent air preheats the passageway and can avoid the secondary air to flow to the fire hole, by the flue gas, air current and other factors influence supplementary efficiency.

Drawings

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

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic view of the secondary air flow of the present invention.

Detailed Description

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

As shown in fig. 1 to 3, an integral energy concentrating grate comprises a burner 1 and an energy concentrating ring 2, wherein the energy concentrating ring 2 is arranged at the periphery of the burner 1, the energy gathering ring 2 comprises a circular upper cover body 3, a lower cover body 4 and a bearing base plate 5, the upper cover body 3 and the lower cover body 4 are arranged in a sinking and inclining mode towards the direction of a central axis, the bearing base plate 5 is arranged around the periphery of the combustor 1 in a surrounding mode, the lower cover body 4 is placed on the upper end face of the bearing base plate 5, the upper cover body 3 is connected above the lower cover body 4, and forms an air preheating channel 6 with a closed outer end part and an open inner end part together with the lower cover body 4 and the bearing substrate 5, a plurality of air inlets 7 for secondary air to enter the air preheating channel 6 are arranged on the outer side edge of the lower cover body 4, an air outlet gap 8 communicated with the air preheating channel 6 is formed between the inner side edge of the upper cover body 3 and the outer end face of the combustor 1.

This gather can the ring structure simple, low in production cost, the heat that produces combustor 1 concentrates the radiation to the pan bottom, improve the heating efficiency of pan, and preheat the secondary air in passageway 6 through heat heated air, make the gas that the combustor sprays burn with the secondary air mixture again, can make combustion efficiency improve, the burning is abundant, nitrogen oxide effectively reduces, energy-concerving and environment-protective, independent air preheats passageway 6 and can avoid when the secondary air flow direction fire hole, by the flue gas, air current and other factors influence supplementary efficiency.

Through tests, the heat efficiency of the secondary air is improved by about 1.5 percent compared with the energy gathering ring 2 without the air preheating channel 6 after preheating, and the heat efficiency is improved by 6 percent or more compared with the burner 1 without the energy gathering ring.

The cross section of the lower cover body 4 is a straight inclined surface 41, a concave arc surface 31 is arranged on the inner side of the cross section of the upper cover body 3, and an air preheating channel 6 with a narrowed middle part is formed by combining the arc surface 31 and the inclined surface 41; the upper shield body 3 of this structure can concentrate the bottom that radiates the pan with the heat, be convenient for discharge away the flue gas that produces after the burning, and when secondary air enters into air preheating channel 6 through air inlet 7 in addition, the air preheating channel 6 that the middle part is narrowed can compress secondary air, increase the interior pressure of air preheating channel 6, improve the speed of giving vent to anger when giving vent to anger clearance 8 and discharging, higher interior pressure can prevent that the flue gas from passing through the 8 refluxes of clearance of giving vent to anger like air preheating channel 6, block secondary air's entering.

An upper outer ring wall 32 extends downwards from the outer side edge of the upper cover body 3, a lower outer ring wall 42 extends upwards from the outer side edge of the lower cover body 4, a level difference surface 33 is arranged at the bottom of the upper outer ring wall 32, and the upper outer ring wall 32 is connected with the lower outer ring wall 42 through the level difference surface 33 and is in smooth transition from top to bottom; the appearance lines of the energy gathering ring 2 are smoother and more regular, and the air tightness of the air preheating channel 6 is improved.

The outer terminal surface of combustor 1 extends there is bearing step 101, and bearing substrate 5 installs on bearing step 101, simple structure, and simple to operate accomplishes the installation through placing bearing step 101 with bearing substrate 5, and bearing substrate 5 can shelter from the through-hole between combustor 1 and the panel moreover, makes cooking utensils more pleasing to the eye.

Combustor 1 includes furnace end 11 and installs the branch fire lid 12 at furnace end 11 upper end, divide the outer peripheral face of fire lid 12 to offer upper main fire punch combination and lower floor's little fire punch combination, the end 122-1 of giving vent to anger of the little fire punch combination of lower floor is unanimous with the level of giving vent to anger clearance 8, this structure can make secondary air through giving vent to anger clearance 8 when discharging can pass through lower floor's little fire punch combination in proper order, upper main fire punch combination, make two-layer fire punch combination and secondary air better mix, and the combustion efficiency is improved, and it mixes the effect wherein to reduce the flue gas and sneak into.

The upper main fire hole group comprises a plurality of main fire holes 121, and the lower small fire hole group comprises a plurality of small fire holes 122, and main fire holes 121 and small fire holes 122 incline upwards outwards, so that main fire holes 121 and small fire holes 122 spray flames to incline upwards, and the flames are uniform, the heating efficiency is high, and the bottom of the pot is better heated.

The upper end surface of the energy gathering ring 2 is uniformly provided with a plurality of furnace frame support legs 21 along the circumferential direction; the stove frame support legs 21 are integrated on the energy gathering ring 2, so that the energy gathering ring 2 plays a role of a stove frame to support a cooker, and the structure of the stove is more compact.

The upper cover body 3 and the lower cover body 4 are of an integrated structure, the upper cover body 3 and the lower cover body 4 can be produced in a whole according to a production process (such as a die-casting mode), production and assembly processes can be reduced, and production efficiency is improved.

The furnace frame support legs 21 are integrally connected with the upper cover body 3, so that the connection relationship is firmer, and the process of assembling the furnace frame support legs 21 is omitted.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but rather that various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides an it is whole to gather ability furnace frame, includes combustor (1) and gathers ability ring (2), gathers ability ring (2) and sets up the periphery at combustor (1), its characterized in that: the energy gathering ring (2) comprises a circular upper cover body (3), a lower cover body (4) and a bearing base plate (5), the upper cover body (3) and the lower cover body (4) sink and incline towards the direction of the central axis, the bearing base plate (5) is arranged around the periphery of the combustor (1), the lower cover body (4) is arranged on the upper end face of the bearing base plate (5), the upper cover body (3) is connected above the lower cover body (4), and forms an air preheating channel (6) with a closed outer end part and an open inner end part with the lower cover body (4) and the bearing substrate (5), a plurality of air inlets (7) for secondary air to enter the air preheating channel (6) are arranged on the outer side edge of the lower cover body (4), an air outlet gap (8) communicated with the air preheating channel (6) is formed between the inner side edge of the upper cover body (3) and the outer end face of the combustor (1).

2. The integral energy concentrating grate of claim 1, wherein: the cross section of the lower cover body (4) is a straight inclined surface (41), a concave arc surface (31) is arranged on the inner side of the cross section of the upper cover body (3), and an air preheating channel (6) with a narrowed middle part is formed by combining the arc surface (31) and the inclined surface (41).

3. The integral energy concentrating grate of claim 1, wherein: the outer side edge of the upper cover body (3) extends downwards to form an upper outer ring wall (32), the outer side edge of the lower cover body (4) extends upwards to form a lower outer ring wall (42), the bottom of the upper outer ring wall (32) is provided with a level difference surface (33), and the upper outer ring wall (32) is connected with the lower outer ring wall (42) through the level difference surface (33) and is in smooth transition from top to bottom.

4. The integral energy concentrating grate of claim 1, wherein: the outer end face of the combustor (1) extends to form a bearing step (101), and a bearing substrate (5) is installed on the bearing step (101).

5. The integral energy concentrating grate of claim 1, wherein: the burner (1) comprises a burner (11) and a fire distribution cover (12) arranged at the upper end part of the burner (11), wherein an upper main fire hole group and a lower small fire hole group are arranged on the peripheral surface of the fire distribution cover (12), and the air outlet end (122-1) of the lower small fire hole group is consistent with the horizontal height of an air outlet gap.

6. The integral energy concentrating grate of claim 5, wherein: the upper main fire hole group consists of a plurality of main fire holes (121), the lower small fire hole group consists of a plurality of small fire holes (122), and the main fire holes (121) and the small fire holes (122) are obliquely arranged outwards.

7. The integral energy concentrating grate of claim 1, wherein: the upper end surface of the energy gathering ring (2) is uniformly provided with a plurality of furnace frame support legs (21) along the circumferential direction.

8. The integral energy concentrating grate of claim 1, wherein: the upper cover body (3) and the lower cover body (4) are of an integrated structure.

9. The integral energy concentrating grate of claim 7, wherein: the furnace frame support legs (21) are integrally connected with the upper cover body (3).