CN212746586U - Heat preservation hearth and gas stove - Google Patents
Heat preservation hearth and gas stove Download PDFInfo
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- CN212746586U CN212746586U CN202021761910.9U CN202021761910U CN212746586U CN 212746586 U CN212746586 U CN 212746586U CN 202021761910 U CN202021761910 U CN 202021761910U CN 212746586 U CN212746586 U CN 212746586U
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Abstract
The utility model discloses a heat preservation furnace and gas kitchen range belongs to kitchen range technical field, and it includes the shell, installs stove circle, characterized in that on the shell: a first heat-preservation cavity is defined by the upper parts of the furnace ring and the shell, a reflecting disc is installed in the furnace ring, a combustion chamber is defined by the inner wall of the reflecting disc, a fire-leading cylinder is arranged at the bottom of the reflecting disc, and the upper opening of the fire-leading cylinder is communicated with the combustion chamber; the heat preservation chamber under reflector dish, stove circle and the enclosure enclose, is equipped with the retaining ring on the diapire of reflector dish, has flue gas passageway between the diapire of shell and the retaining ring, and the retaining ring will be down the heat preservation chamber and cut apart into from outer second heat preservation chamber and the third heat preservation chamber of arranging to interior, and second heat preservation chamber is linked together with first heat preservation chamber, has seted up first exhaust fume hole on the reflector dish, first exhaust fume hole intercommunication combustion chamber and second heat preservation chamber. The hearth can form a strong heat insulation layer by utilizing the waste heat of the flue gas, and a double-layer heat insulation structure is formed at the lower part of the hearth with higher temperature, so that the temperature in the combustion chamber is improved, and the full combustion of the difficult-to-combust gas is facilitated.
Description
Technical Field
The utility model belongs to the technical field of the kitchen range, concretely relates to heat preservation furnace and gas kitchen range.
Background
In China with Chinese food as the main part, hotels, dining halls and central kitchens are all equipped with commercial gas stoves for cooking Chinese food. The existing commercial gas stove mainly comprises a hearth and a burner arranged in the hearth. Air and fuel gas respectively enter the combustion chamber through the air inlet pipe and the air inlet pipe, a combustion flame is formed after the air and the fuel gas are ignited, and the flame penetrates through the ignition hole to heat a cooker placed on the hearth. The structure is simple, and the use is convenient, so the structure is widely adopted.
In the practical application process, the commercial gas furnace with the structure has the advantages that the heat loss is fast, the combustion temperature is reduced to a certain extent, the combustion efficiency is lower, the combustion is insufficient, the fuel energy waste is caused, and the processing cost of a user and a consumer is increased; but also generates a large amount of flue gas with higher carbon content, can not respond to the call of energy conservation and emission reduction, and can not meet the increasingly strict environmental protection requirement.
Disclosure of Invention
The utility model aims to solve the technical problem that a heat preservation furnace and gas kitchen range are provided, can utilize the flue gas to form the heat preservation in the combustion chamber, improve the temperature in the combustion chamber to promote the gas fully to burn.
In order to solve the technical problem, the technical scheme of the utility model is that: design a heat preservation furnace, including the shell, install stove circle on the shell, its characterized in that: a first heat-preservation cavity is defined by the upper parts of the furnace ring and the shell, a reflecting disc is installed in the furnace ring, a combustion chamber is defined by the inner wall of the reflecting disc, a fire-leading cylinder is arranged at the bottom of the reflecting disc, and the upper opening of the fire-leading cylinder is communicated with the combustion chamber;
the lower part of shell and reflecting disc enclose into down the heat preservation chamber, are equipped with the retaining ring on the diapire of reflecting disc, have flue gas passageway between the diapire of shell and the retaining ring, and the retaining ring will be down the heat preservation chamber and cut apart into from outer second heat preservation chamber and the third heat preservation chamber of arranging to interior, and second heat preservation chamber is linked together with first heat preservation chamber, has seted up first exhaust hole on the reflecting disc, first exhaust hole intercommunication combustion chamber and second heat preservation chamber.
Furthermore, the reflecting disc is divided into an outer disc and an inner disc installed in the outer disc, and the retainer ring is positioned on the outer disc.
Furthermore, the inner wall of the reflecting disc is provided with more than two reflecting gear rings distributed from inside to outside, the reflecting gear rings are provided with more than two fractures, the fractures of adjacent reflecting gear rings are distributed in a staggered mode, and the first smoke exhaust hole is located on the outer side of the outermost reflecting gear ring.
Furthermore, the first smoke exhaust hole and the fracture of the outermost layer reflection gear ring are arranged in a staggered mode.
Furthermore, a second smoke exhaust hole is formed in the top of the furnace ring, and the first heat preservation cavity is communicated with the outside through the second smoke exhaust hole.
Furthermore, a supporting block is arranged on the top wall of the furnace ring, and a second smoke exhaust hole is formed in the side wall of the supporting block.
Further, the supporting block is positioned at the rear part of the furnace ring.
Furthermore, still seted up electron fire needle mounting hole, flame response needle mounting hole and mother fire air supply pipe mounting hole on the diapire of shell, electron fire needle mounting hole, flame response needle mounting hole and mother fire air supply pipe mounting hole all communicate the combustion chamber.
The utility model also provides a heat preservation energy-saving gas kitchen range, including furnace, its characterized in that: the hearth is the heat-preservation hearth.
Compared with the prior art, the beneficial effects of the utility model are that:
1. because the furnace ring and the upper part of the shell are enclosed into a first heat preservation cavity, the lower part of the shell and the reflecting disc are enclosed into a lower heat preservation cavity, the bottom wall of the reflecting disc is provided with a check ring, a flue gas channel is arranged between the bottom wall of the shell and the check ring, the check ring divides the lower heat preservation cavity into a second heat preservation cavity and a third heat preservation cavity which are arranged from outside to inside, the second heat preservation cavity is communicated with the first heat preservation cavity, the reflecting disc is provided with a first smoke exhaust hole which is communicated with the combustion chamber and the second heat preservation cavity, the burned flue gas can enter the first heat preservation cavity and the second heat preservation cavity through the first smoke exhaust hole and enter the third heat preservation cavity through the flue gas channel, the waste heat of the flue gas is utilized to form a strong heat preservation layer, and a double-layer heat preservation structure is formed at the lower part of the furnace hearth with higher temperature, the temperature in the combustion chamber is improved, the high temperature is, the purposes of energy saving and environmental protection are achieved.
2. Because the reflecting disc adopts a split structure of the outer disc and the inner disc, on one hand, the retainer ring can be integrally formed on the outer disc as the inner wall of the outer disc, which is convenient for forming the retainer ring; on the other hand, the gap between the outer disc and the inner disc increases the thermal expansion and cold contraction space of the reflecting disc, and the service life of the reflecting disc can be prolonged.
3. The inner wall of the reflecting disc is provided with the reflecting gear ring, the reflecting gear ring is provided with more than two fractures, the fractures of the adjacent reflecting gear rings are distributed in a staggered manner, and the first smoke exhaust hole is positioned on the outer side of the outermost reflecting gear ring, so that on one hand, the flowing path of the flame gas is prolonged, the heat absorption is facilitated, and the heat efficiency of the flame gas is improved; on the other hand, the reflection gear ring has a larger heating area, absorbs more heat and has high temperature, thereby not only improving the heat energy reflectivity, but also further facilitating the sufficient combustion of the flame-retardant gas and being beneficial to saving energy.
4. Because the first smoke discharge hole and the fracture of the outermost layer reflection gear ring are arranged in a staggered mode, the flowing and rotating path of the flame gas can be further prolonged.
5. Because the second smoke vent has been seted up at the top of stove circle, the second smoke vent is linked together first heat preservation chamber with the external world for the flue gas gets into from second heat preservation chamber, gets into first heat preservation chamber after buckling, then discharges from the top in first heat preservation chamber, has prolonged the circulation route of flue gas greatly, does benefit to the absorbed quantity of increase heat energy, strengthens the heat preservation effect in heat preservation chamber.
6. Because the supporting block is arranged on the top wall of the furnace ring, a gap can be formed between the cooker and the furnace ring, air can be supplemented into the combustion chamber, and the full combustion of gas is further facilitated.
7. Because the second smoke vent is opened on the lateral wall of supporting shoe to the supporting shoe is located the rear portion of stove circle, makes the flue gas to keeping away from cook's direction and discharges, reduces the inspiratory capacity of flue gas, is favorable to cook healthy.
8. The utility model discloses simple structure when can utilizing the waste heat of flue gas to realize heat retaining, makes the gas fully burn more, is convenient for in industry popularize and apply.
Drawings
FIG. 1 is an exploded perspective view of the present invention;
FIG. 2 is a view in the direction A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 2;
FIG. 4 is a cross-sectional view C-C of FIG. 2;
fig. 5 is a cross-sectional view taken along line D-D in fig. 4.
The labels in the figure are: 1. a housing; 2. a furnace ring; 3. an outer disc; 4. an inner disc; 5. a reflective gear ring; 6. breaking off; 7. a first smoke discharge hole; 8. a retainer ring; 9. a support block; 10. a second smoke exhaust hole; 11. a flame sensing needle mounting hole; 12. a main fire air supply pipe mounting hole; 13. an electronic firing pin mounting hole; 14. a combustion chamber; 15. a first heat preservation cavity; 16. a second heat preservation cavity; 17. a third heat preservation cavity; 18. a priming cartridge; 19. a flue gas channel.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model defines the side close to the center of the combustion chamber 14 as the inner side, and correspondingly defines the side far away from the center of the combustion chamber 14 as the outer side; when the utility model is in use, one end close to the ground is defined as the lower end or the bottom end, and the other end far away from the ground is defined as the upper end or the top end; the side closer to the cook is defined as the front side and the other side further from the cook is defined as the rear side.
As shown in figure 1, the utility model discloses install stove circle 2 on shell 1, stove circle 2 encloses into first heat preservation chamber 15 with the upper portion of shell 1, installs the reflecting disc in stove circle 2, and the reflecting disc divide into outer dish 3 and installs inner disc 4 in outer dish 3, has the lateral wall that downwardly convex stretches in the mounting hole of installation inner disc 4 in the outer dish 3, forms retaining ring 8. The inner wall of the reflecting disc encloses a combustion chamber 14, the bottom of the reflecting disc is provided with a fire-leading cylinder 18, and the upper opening of the fire-leading cylinder 18 is communicated with the combustion chamber 14. As shown in fig. 3 and 4, the lower part of the housing 1 and the reflective plate enclose a lower heat preservation cavity, a flue gas channel 19 is arranged between the bottom wall of the housing 1 and the retainer ring 8, as shown in fig. 5, the retainer ring 8 divides the lower heat preservation cavity into a second heat preservation cavity 16 and a third heat preservation cavity 17 which are arranged from outside to inside, and the second heat preservation cavity 16 is communicated with the first heat preservation cavity 15. As shown in fig. 2, three reflecting gear rings 5 distributed from inside to outside are arranged on the inner wall of the reflecting disc, more than two fractures 6 are arranged on the reflecting gear rings 5, and the fractures 6 of adjacent reflecting gear rings 5 are distributed in a staggered manner. Seted up first cigarette hole 7 on the reflecting disc, first cigarette hole 7 intercommunication combustion chamber 14 and second heat preservation chamber 16, first cigarette hole 7 is located the outside of outermost reflection ring gear 5 to first cigarette hole 7 is arranged with 6 looks dislocation of fracture of outermost reflection ring gear 5.
In order to supplement air into the combustion chamber 14 and further prolong the circulation path of flue gas, a supporting block 9 is arranged on the top wall of the furnace ring 2 at the rear part, a second smoke exhaust hole 10 is formed in the side wall of the supporting block 9, and the first heat-preservation cavity 15 is communicated with the outside through the second smoke exhaust hole 10. Still seted up electron fire needle mounting hole 13, flame response needle mounting hole 11 and mother fire air supply pipe mounting hole 12 on the diapire of shell 1, electron fire needle mounting hole 13, flame response needle mounting hole 11 and mother fire air supply pipe mounting hole 12 all communicate combustion chamber 14.
The working process of the utility model is as follows:
the mixed gas of gas and air is supplied to a burner extending into a fire-leading cylinder 18, flame forming combustion is blown into a combustion chamber 14 from the fire-leading cylinder 18 to heat the cooker on a furnace ring 2, meanwhile, flue gas generated by combustion forms a flow channel along a reflection gear ring 5 and a fracture 6 on a reflection disc to circulate, enters a second heat preservation cavity 16 from a first smoke discharge hole 7, and enters a first heat preservation cavity 15 and a third heat preservation cavity 17 from the second heat preservation cavity 16 after the flue gas is filled in the second heat preservation cavity 16, and finally is discharged from a second smoke discharge hole 10 at the upper part of the first heat preservation cavity 15.
The circulating route of flue gas has been prolonged greatly to the structure of above-mentioned furnace, increase the detention time of flue gas in combustion chamber 14, make its burning more abundant, the high temperature heat of the flue gas of discharge combustion chamber 14 is in first heat preservation chamber 15, second heat preservation chamber 16 and third heat preservation chamber 17 must fully be lost, improve the temperature in the heat preservation intracavity, form powerful heat preservation zone of heating to combustion chamber 14, do benefit to the temperature that improves combustion chamber 14, burn the difficult combustion component in the gas, and at the in-process of burning, because the heated area of reflection ring gear 5 is big, the temperature is higher, also can be in the twinkling of an eye the difficult combustion component in the catalytic combustion gas, thereby make the burning more abundant, reduce the emission of CO.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a heat preservation furnace, includes the shell, installs stove circle on the shell, its characterized in that: a first heat-preservation cavity is defined by the upper parts of the furnace ring and the shell, a reflecting disc is installed in the furnace ring, a combustion chamber is defined by the inner wall of the reflecting disc, a fire-leading cylinder is arranged at the bottom of the reflecting disc, and the upper opening of the fire-leading cylinder is communicated with the combustion chamber;
the lower part of shell and reflecting disc enclose into down the heat preservation chamber, are equipped with the retaining ring on the diapire of reflecting disc, have flue gas passageway between the diapire of shell and the retaining ring, and the retaining ring will be down the heat preservation chamber and cut apart into from outer second heat preservation chamber and the third heat preservation chamber of arranging to interior, and second heat preservation chamber is linked together with first heat preservation chamber, has seted up first exhaust hole on the reflecting disc, first exhaust hole intercommunication combustion chamber and second heat preservation chamber.
2. A heat-insulating hearth according to claim 1, characterized in that: the reflecting disc is divided into an outer disc and an inner disc installed in the outer disc, and the retainer ring is located on the outer disc.
3. A heat-insulating hearth according to claim 2, characterized in that: the inner wall of the reflecting disc is provided with more than two reflecting gear rings distributed from inside to outside, the reflecting gear rings are provided with more than two fractures, the fractures of adjacent reflecting gear rings are distributed in a staggered mode, and the first smoke exhaust hole is located on the outer side of the outermost reflecting gear ring.
4. A heat-insulating hearth according to claim 3, characterised in that: the first smoke discharge hole and the fracture of the outermost layer reflection gear ring are arranged in a staggered mode.
5. A heat-insulating hearth according to any one of claims 1 to 4, characterized in that: and a second smoke exhaust hole is formed in the top of the furnace ring and communicates the first heat-preservation cavity with the outside.
6. A heat-insulating hearth according to claim 5, characterized in that: the top wall of the furnace ring is provided with a supporting block, and the second smoke exhaust hole is formed in the side wall of the supporting block.
7. A heat-insulating hearth according to claim 6, characterized in that: the supporting block is positioned at the rear part of the furnace ring.
8. A heat-insulating hearth according to any one of claims 1 to 4, characterized in that: still seted up electron fire needle mounting hole, flame response needle mounting hole and mother fire air supply pipe mounting hole on the diapire of shell, electron fire needle mounting hole, flame response needle mounting hole and mother fire air supply pipe mounting hole all communicate the combustion chamber.
9. The utility model provides a heat preservation energy-saving gas kitchen range, includes furnace, its characterized in that: the hearth is a heat-preservation hearth according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021761910.9U CN212746586U (en) | 2020-08-21 | 2020-08-21 | Heat preservation hearth and gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021761910.9U CN212746586U (en) | 2020-08-21 | 2020-08-21 | Heat preservation hearth and gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212746586U true CN212746586U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021761910.9U Active CN212746586U (en) | 2020-08-21 | 2020-08-21 | Heat preservation hearth and gas stove |
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| Country | Link |
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| CN (1) | CN212746586U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405126A (en) * | 2021-05-11 | 2021-09-17 | 广东美的白色家电技术创新中心有限公司 | Gas stove |
| CN113685847A (en) * | 2021-07-22 | 2021-11-23 | 安徽翰翔智能技术有限公司 | Cooking large-pot stove |
-
2020
- 2020-08-21 CN CN202021761910.9U patent/CN212746586U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113405126A (en) * | 2021-05-11 | 2021-09-17 | 广东美的白色家电技术创新中心有限公司 | Gas stove |
| CN113405126B (en) * | 2021-05-11 | 2023-12-15 | 广东美的白色家电技术创新中心有限公司 | Gas stove |
| CN113685847A (en) * | 2021-07-22 | 2021-11-23 | 安徽翰翔智能技术有限公司 | Cooking large-pot stove |
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