CN202692064U - Novel high-efficiency burner cap - Google Patents
Novel high-efficiency burner cap Download PDFInfo
- Publication number
- CN202692064U CN202692064U CN 201220378124 CN201220378124U CN202692064U CN 202692064 U CN202692064 U CN 202692064U CN 201220378124 CN201220378124 CN 201220378124 CN 201220378124 U CN201220378124 U CN 201220378124U CN 202692064 U CN202692064 U CN 202692064U
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- Prior art keywords
- groove
- fire cover
- fires
- loop configuration
- cover body
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- Expired - Fee Related
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Abstract
The utility model discloses a novel high-efficiency burner cap which is installed on an outer circular gas channel of a burner body. The burner cap is provided with at least three circles of fire outlet sinks communicated with a bottom gas channel on the inclined plane of a main body circular structure from bottom to top along the circumferential direction, a circular flame stabilizing sin is arranged on the inclined plane between the two adjacent fire outlet sinks, the lower surface of the inclined plane of the burner cap main body circular structure is provided with as isolating rings for gas shunting in a position corresponding to the flame stabilizing sink, and a gas channel partition communicated with the corresponding fire outlet sink is formed between the adjacent gas isolating rings; and the upper surface of the inclined plane of the burner cap main body circular structure has a concave circular arc surface structure. With the burner cap having the structure, the flame pore area of gas can be enlarged to the maximum extent, the waste gas emission quantity is effectively reduced, the utilization rate of gas is increased, and the thermal efficiency can reach more than 60%. The burner cap is easy to machine and has low cost, and the problem of contraction between waste gas emission and thermal efficiency can be well solved.
Description
Technical field
The utility model relates to a kind of burnt gas combustion device fire cover, relates in particular to a kind of high efficiency combustion device fire cover.
Background technology
Burner fire lid has become an indispensable part in existing burner for gas stove, it generally is installed on the outer shroud air flue of burner body, below burner fire lid, be provided with blast tube, the combustion gas and the air that Gong mix pass through, and the burner fire lid top offers the fire output hole that communicates with blast tube.Current combustion device fire cover adopts loop configuration mostly, the mode that fire output hole adopts an outside circle circular hole, a circle skewed slot or hole slot to combine more.This kind burner fire lid is very restricted the flame hole area of combustion gas, has reduced the combustion rate of combustion gas, so that the discharge capacity of waste gas is very high.In use for addressing the above problem, have to set up higher grate and improve the fuel gas buring rate, reduce discharge amount of exhaust gas, but this mode has reduced the utilization rate of combustion gas, and this kind mode is so that the combustion gas thermal efficiency is lower, only can reach approximately 50%.
The utility model content
In order to overcome above-mentioned technological deficiency, the utility model provides a kind of high efficiency combustion device fire cover, and this fire cover effectively reduces discharge amount of exhaust gas, has improved the combustion gas utilization rate, and the combustion gas thermal efficiency can be reached more than 60%.
The utility model in order to solve the problems of the technologies described above the technical scheme that adopts is:
A kind of high efficiency combustion device fire cover, be installed on the outer shroud air flue of burner body, comprise the ringwise fire cover body of structure, be formed centrally a hole in the described loop configuration, to use direction as benchmark, described fire cover body bottom is provided with blast tube, and described fire cover body loop configuration comprises hole inner peripheral surface and fire cover body upper surface, and described hole inner peripheral surface and fire cover body upper surface radially outwards and from bottom to top are the inclined plane by the center along ring; The inclined plane of described fire cover body loop configuration is bottom-up circumferentially to offer the groove that fires that at least three circles communicate with described blast tube along ring, and described two adjacent rings fires and all offers the steady flame groove of an annular on the inclined plane between the groove, the corresponding described steady flame groove of the lower surface on described fire cover body loop configuration inclined plane place is equipped with the trapping ring that can make the combustion gas shunting, form between the described adjacent trapping ring with the blast tube subregion that is connected of the corresponding groove that fires; And the upper surface on described fire cover body loop configuration inclined plane is concave shaped arc surface structure.
Described at least three iris out the bottom-up staged that is of fiery groove arranges, and forms the steady flame groove of annular between described adjacent ladder.
The described trapping structure of rings of combustion gas shunting that can make is: the corresponding described steady flame groove of the lower surface on described fire cover body loop configuration inclined plane place extends to form the annular protrusion corresponding with described steady flame groove vertically downward, described annular protrusion height is less than described blast tube axial section height, and described adjacent annular projection is separated into described blast tube and the described corresponding blast tube subregion of fiery groove of whenever irising out.
Described annular protrusion is a kind of in continuous circular shape structure and the discontinuous loop configuration, and described discontinuous loop configuration discontinuities is corresponding with the notch of the described groove that fires.
The notch of the described groove that fires is vertically to be offered, and described quantity of whenever irising out fiery groove is consistent, and whenever irises out fiery groove and all radially outward evenly arrange radially centered by the loop configuration center of circle; The groove that fires on the different circles is the integral type molding structure at the same groove notch that fires in the radial direction.
The described groove that fires is comprised of outer ring groove, centre circle groove and the inner ring groove that fires that fires that fires.
The described outer ring groove that fires extends to the top, outer of described fire cover body loop configuration in radial direction; The described inner ring groove that fires extends to the interior along the bottom of described fire cover body loop configuration in radial direction.
Useful technique effect of the present utility model is: this burner fire lid is bottom-up on the inclined plane of its body loop configuration circumferentially to be offered at least three and irises out fiery groove along ring, and two adjacent rings fires and offers a steady flame groove on the inclined plane between the groove, the corresponding described steady flame groove of the lower surface on described fire cover body loop configuration inclined plane place is provided with the trapping ring that can make the combustion gas shunting, and the upper surface on described fire cover body loop configuration inclined plane is concave circular arcs face structure, the burner fire lid of this structure can strengthen the flame hole area of combustion gas to greatest extent, effectively reduce discharge amount of exhaust gas, improved the utilization rate of combustion gas, the thermal efficiency can reach more than 60%, and this burner fire lid processing is simple, with low cost, can be good at solving the conflicting problem of toxic emission and the thermal efficiency.
Description of drawings
Fig. 1 is the utility model three-dimensional structure diagram;
Fig. 2 is the utility model top view;
Fig. 3 is A-A face cutaway view among Fig. 2;
Fig. 4 is the utility model face upwarding stereogram.
The specific embodiment
In conjunction with Fig. 1 to Fig. 4 the utility model is further described in detail.
A kind of high efficiency combustion device fire cover, be installed on the outer shroud air flue of burner body, comprise the ringwise fire cover body 1 of structure, be formed centrally a hole in the described loop configuration, to use direction as benchmark, described fire cover body 1 bottom is provided with blast tube 2, and described fire cover body 1 loop configuration comprises hole inner peripheral surface and fire cover body upper surface, and described hole inner peripheral surface and fire cover body upper surface radially outwards and from bottom to top are the inclined plane by the center along ring; The inclined plane of described fire cover body 1 loop configuration is bottom-up circumferentially to offer the groove 3 that fires that at least three circles communicate with described blast tube 2 along ring, and described two adjacent rings fires and all offers the steady flame groove 4 of an annular on the inclined plane between the groove 3, the corresponding described steady flame groove of the lower surface on described fire cover body 1 loop configuration inclined plane 4 places are equipped with the trapping ring 5 that can make the combustion gas shunting, form between the described adjacent trapping ring 5 with the blast tube subregion that is connected of the corresponding groove that fires; And the upper surface on described fire cover body 1 loop configuration inclined plane is concave shaped arc surface structure.
Described at least three iris out fiery groove 3 can be integral type along the inclined plane and arrange; Also can bottom-uply be staged and arrange, when being staged and arranging, offer the steady flame groove 4 of annular between described adjacent ladder.
The described structure of the trapping ring 5 of combustion gas shunting that can make is: the corresponding described steady flame groove of the lower surface on described fire cover body 1 loop configuration inclined plane 4 places extend to form the annular protrusion corresponding with described steady flame groove 4 vertically downward, described annular protrusion height is less than described blast tube 2 axial section height, and described adjacent annular projection is separated into described blast tube 2 and the described corresponding blast tube subregion of fiery groove of whenever irising out.Described annular protrusion is a kind of in continuous circular shape structure and the discontinuous loop configuration, and described discontinuous loop configuration discontinuities is corresponding with the notch of the described groove 3 that fires.
The described notch that fires groove 3 is vertically to be offered, and described quantity of whenever irising out fiery groove 3 is consistent, and whenever irises out fiery groove 3 and all radially outward evenly arrange radially centered by the loop configuration center of circle; The groove 3 that fires on the different circles is the integral type molding structure at the same groove notch that fires in the radial direction.
The number of turns optimum of the described groove 3 that fires is three circles, is comprised of outer ring groove 31, centre circle groove 32 and the inner ring groove 33 that fires that fires that fires.The described outer ring groove 31 that fires extends to the top, outer of described fire cover body 1 loop configuration in radial direction; The described inner ring groove 33 that fires extends to the interior along the bottom of described fire cover body 1 loop configuration in radial direction.
Claims (7)
1. a high efficiency combustion device fire cover is installed on the outer shroud air flue of burner body, comprises the ringwise fire cover body (1) of structure, be formed centrally a hole in the described loop configuration, to use direction as benchmark, described fire cover body (1) bottom is provided with blast tube (2), it is characterized in that:
Described fire cover body (1) loop configuration comprises hole inner peripheral surface and fire cover body upper surface, and described hole inner peripheral surface and fire cover body upper surface radially outwards and from bottom to top are the inclined plane by the center along ring; The inclined plane of described fire cover body (1) loop configuration is bottom-up circumferentially to offer the groove that fires (3) that at least three circles communicate with described blast tube (2) along ring, and described two adjacent rings fires and all offers the steady flame groove (4) of an annular on the inclined plane between the groove (3), the corresponding described steady flame groove of the lower surface on described fire cover body (1) loop configuration inclined plane (4) locates to be equipped with the trapping ring (5) that can make the combustion gas shunting, form between the described adjacent trapping ring (5) with the blast tube subregion that is connected of the corresponding groove that fires; And the upper surface on described fire cover body (1) loop configuration inclined plane is concave shaped arc surface structure.
2. high efficiency combustion device fire cover according to claim 1, it is characterized in that: described at least three iris out the bottom-up staged that is of fiery groove (3) arranges, and forms the steady flame groove (4) of annular between described adjacent ladder.
3. high efficiency combustion device fire cover according to claim 1, it is characterized in that: the described structure of the trapping ring (5) of combustion gas shunting that can make is: the corresponding described steady flame groove of the lower surface on described fire cover body (1) loop configuration inclined plane (4) locates to extend to form vertically downward the annular protrusion corresponding with described steady flame groove (4), described annular protrusion height is less than described blast tube (2) axial section height, and described adjacent annular projection is separated into described blast tube (2) and the described corresponding blast tube subregion of fiery groove of whenever irising out.
4. high efficiency combustion device fire cover according to claim 3, it is characterized in that: described annular protrusion is a kind of in continuous circular shape structure and the discontinuous loop configuration, and described discontinuous loop configuration discontinuities is corresponding with the notch of the described groove that fires (3).
5. high efficiency combustion device fire cover according to claim 4, it is characterized in that: the notch of the described groove that fires (3) is vertically to be offered, described quantity of whenever irising out fiery groove (3) is consistent, and whenever irises out fiery groove (3) and all radially outward evenly arrange radially centered by the loop configuration center of circle; The groove that fires (3) on the different circles is the integral type molding structure at the same groove notch that fires in the radial direction.
6. high efficiency combustion device fire cover according to claim 5 is characterized in that: the described groove that fires (3) is comprised of outer ring groove (31), centre circle groove (32) and the inner ring groove (33) that fires that fires that fires.
7. high efficiency combustion device fire cover according to claim 6 is characterized in that: the described outer ring groove (31) that fires extends to the top, outer of described fire cover body (1) loop configuration in radial direction; The described inner ring groove (33) that fires extends to the interior along the bottom of described fire cover body (1) loop configuration in radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220378124 CN202692064U (en) | 2012-07-31 | 2012-07-31 | Novel high-efficiency burner cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220378124 CN202692064U (en) | 2012-07-31 | 2012-07-31 | Novel high-efficiency burner cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202692064U true CN202692064U (en) | 2013-01-23 |
Family
ID=47547676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220378124 Expired - Fee Related CN202692064U (en) | 2012-07-31 | 2012-07-31 | Novel high-efficiency burner cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202692064U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103776033A (en) * | 2014-01-10 | 2014-05-07 | 周崇高 | Outer burner cap for fuel gas type burner |
| CN104696962A (en) * | 2015-03-09 | 2015-06-10 | 广东美的厨房电器制造有限公司 | Outer fire cover, combustor and gas stove |
| CN107655005A (en) * | 2017-11-13 | 2018-02-02 | 杭州老板电器股份有限公司 | Small fire cover combined structure and kitchen range |
| CN107795994A (en) * | 2017-10-26 | 2018-03-13 | 杭州老板电器股份有限公司 | A kind of new efficient stable flame combusting device of internal flame sunk type and gas-cooker |
-
2012
- 2012-07-31 CN CN 201220378124 patent/CN202692064U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103776033A (en) * | 2014-01-10 | 2014-05-07 | 周崇高 | Outer burner cap for fuel gas type burner |
| CN104696962A (en) * | 2015-03-09 | 2015-06-10 | 广东美的厨房电器制造有限公司 | Outer fire cover, combustor and gas stove |
| CN107795994A (en) * | 2017-10-26 | 2018-03-13 | 杭州老板电器股份有限公司 | A kind of new efficient stable flame combusting device of internal flame sunk type and gas-cooker |
| CN107655005A (en) * | 2017-11-13 | 2018-02-02 | 杭州老板电器股份有限公司 | Small fire cover combined structure and kitchen range |
| CN107655005B (en) * | 2017-11-13 | 2024-03-22 | 杭州老板电器股份有限公司 | Small fire cover combined structure and kitchen range |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20170731 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |