CN217653846U - Flame stabilizing mechanism and forced-draft gas water heater - Google Patents
Flame stabilizing mechanism and forced-draft gas water heater Download PDFInfo
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- CN217653846U CN217653846U CN202221950145.4U CN202221950145U CN217653846U CN 217653846 U CN217653846 U CN 217653846U CN 202221950145 U CN202221950145 U CN 202221950145U CN 217653846 U CN217653846 U CN 217653846U
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Abstract
The utility model provides a flame stabilizing mechanism and a forced-draft gas water heater, relating to the technical field of gas water heaters, wherein the flame stabilizing mechanism comprises a diversion shell and a splitter plate; the flow guide shell is provided with a flow guide cavity, two ends of the flow guide shell are respectively provided with an air inlet and an air outlet, the air inlet is used for being matched with an air outlet of the fan, and the air outlet is used for being matched with an air inlet of the fuel gas distributor; the plurality of flow distribution plates are arranged in the flow guide cavity at intervals and extend from the air inlet to the air port to divide the flow guide cavity into a plurality of flow guide chambers, and the flow guide chambers are respectively used for being matched with each section of the fuel gas distributor. The strong drum type gas water heater comprises a flame stabilizing mechanism. Through this steady flame mechanism, the technical problem that flame height is inconsistent about having alleviated current combustor, heating temperature is inhomogeneous has promoted gas heater's constant temperature performance.
Description
Technical Field
The utility model belongs to the technical field of the gas heater technique and specifically relates to a steady flame mechanism and forced draft gas heater is related to.
Background
The forced-air type gas water heater is one of the common gas water heaters in the market, and fans of the forced-air type gas water heater are all arranged below a combustor to provide air required by combustion for the combustor.
It should be noted that a proportional valve is also installed below the burner, and in order to avoid interference between the fan and the proportional valve, the fan is generally installed on the left side of the proportional valve. However, the arrangement results in that the air quantity on the left side of the combustor is larger than that on the right side of the combustor, so that the flame height of the combustor is inconsistent, and the heating temperature is uneven.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flame stabilizing mechanism and strong drum-type gas heater to alleviate about current combustor flame highly inconsistent, the inhomogeneous technical problem of heating temperature.
In order to solve the technical problem, the utility model discloses the technical means who takes does:
in a first aspect, the present invention provides a flame stabilizing mechanism comprising: a diversion shell and a diversion plate;
the flow guide shell is provided with a flow guide cavity, two ends of the flow guide shell are respectively provided with an air inlet and an air outlet, the air inlet is used for being matched with an air outlet of the fan, and the air outlet is used for being matched with an air inlet of the fuel gas distributor;
the flow distribution plates are arranged in the flow guide cavity at intervals, extend towards the gas outlet from the gas inlet and divide the flow guide cavity into a plurality of flow guide chambers, and the flow guide chambers are respectively used for being matched with the segments of the gas distributor.
Further, the cross-sectional area of the flow guide cavity is gradually increased from the air inlet to the air outlet;
along the length direction of the air inlet, the splitter plates are distributed at intervals in proportion at one end close to the air inlet;
along the length direction of the air outlet, the flow distribution plates are distributed at one end close to the air outlet at intervals in proportion.
Further, the flame stabilizing mechanism further comprises a plurality of partition plates arranged at the air outlet at intervals along the length direction of the air outlet, and the air outlet is divided into a plurality of sub air outlets.
Furthermore, a gap is arranged between the partition plate and the flow distribution plate, so that a mixed air cavity is formed between the sub air outlet and the corresponding flow guide chamber.
Furthermore, the number of the partition plates is 15, and the number of the splitter plates is 2;
the number of the partition plates between the two splitter plates and the side walls of the diversion cavities corresponding to the splitter plates is respectively 3, 9 and 3.
In a second aspect, the strong drum type gas water heater provided by the utility model comprises a fan and the flame stabilizing mechanism;
the flow guide shell of the flame stabilizing mechanism is arranged on the fan, and an air inlet of the flow guide shell is communicated with an air outlet of the fan.
Furthermore, the blower inlet is arranged on the guide shell, one end of the air inlet is embedded in the air outlet of the fan, and the guide shell is connected with the side wall of the air outlet through screws.
Further, the forced-draft gas water heater also comprises a burner and a secondary air conditioning plate;
the secondary air conditioning plate is arranged between the flow guide shell and the combustor, and is provided with a plurality of groups of air exhaust holes, and the air exhaust holes correspond to the air outlets of the flow guide shell in a one-to-one mode.
Further, the gas discharge hole comprises a plurality of sub-holes;
along the length direction of the sub air outlets, the sub holes are distributed at intervals.
Furthermore, the secondary air conditioning plate is also provided with a plurality of groups of fire exhaust holes;
each group of the air exhaust holes is positioned between the adjacent groups of the fire exhaust holes.
Compared with the prior art, the utility model provides a flame stabilizing mechanism's beneficial effect does:
in the application, the two ends of the diversion shell are respectively provided with an air inlet and an air outlet, the air inlet is used for being matched with the air outlet of the fan, the air outlet is used for being matched with the air inlet of the fuel gas distributor, and then the air discharged by the fan can sequentially enter the air inlet of the fuel gas distributor through the air inlet, the diversion cavity and the air outlet; furthermore, a plurality of flow distribution plates extend from the air inlet towards the air outlet to divide the flow guide cavity into a plurality of flow guide chambers, so that air is divided by the flow distribution plates when passing through the flow guide cavity, and is divided into a plurality of parts, and each part correspondingly flows to each segment of the fuel gas distributor from the flow guide chamber. So, through this steady flame mechanism, realized carrying out the segmentation guide with the air current that the fan blew off for this air current distribution is more even, thereby has guaranteed the uniformity of burning flame height, and heating temperature's homogeneity, has promoted the burning operating mode.
The utility model provides a pair of strong drum gas heater's beneficial effect does:
the utility model provides a strong drum-type gas heater includes flame stabilizing mechanism, from this, technical advantage and effect that this strong drum-type gas heater reached include technical advantage and effect that above-mentioned flame stabilizing mechanism reached equally, and here is no longer repeated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a flame stabilizing mechanism provided in an embodiment of the present invention when assembled with a fan;
fig. 2 is a schematic structural view of the flame stabilizing mechanism provided in the embodiment of the present invention when assembled with a fan;
fig. 3 is a cross-sectional view of the flame stabilizing mechanism provided by the embodiment of the present invention when assembled with a fan;
fig. 4 is a schematic view of a secondary air-conditioning plate of a forced-drum gas water heater provided by an embodiment of the present invention;
fig. 5 is a schematic view of the flame stabilizing mechanism according to the embodiment of the present invention in application.
Icon:
100-a guide shell; 110-a diversion chamber; 120-sub air outlet; 130-a gas mixing cavity;
200-a splitter plate; 300-a fan; 400-a divider plate; 500-screw; 600-a burner;
700-secondary air conditioning board; 710-air exhaust holes; 720-fire row holes; 711-sub-well.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Referring to fig. 1 to 5, the flame holding mechanism provided in the present embodiment includes a guide shell 100 and a flow distribution plate 200; the diversion shell 100 is provided with a diversion cavity, two ends of the diversion shell 100 are respectively provided with an air inlet and an air outlet, the air inlet is used for being matched with an air outlet of the fan 300, and the air outlet is used for being matched with an air inlet of the fuel gas distributor; the flow distribution plates 200 are arranged in the flow guide cavity and extend from the air inlet to the air outlet, a plurality of flow distribution plates 200 are arranged, the flow guide cavity is divided into a plurality of flow guide chambers 110 by the plurality of flow distribution plates 200 at intervals, and the plurality of flow guide chambers 110 are respectively used for being matched with each segment of the gas distributor.
Referring to fig. 1 to 3, the guide shell 100 is provided with an air inlet and an air outlet at two ends thereof, the air inlet is used for matching with the air outlet of the fan 300, and the air outlet is used for matching with the air inlet of the gas distributor, so that the air discharged from the fan 300 can sequentially enter the air inlet of the gas distributor through the air inlet, the guide cavity and the air outlet; furthermore, the plurality of flow dividing plates 200 extend from the air inlet toward the air outlet to divide the flow guiding cavity into the plurality of flow guiding chambers 110, so that the air is divided by the flow dividing plates 200 when passing through the flow guiding cavity, thereby being divided into a plurality of parts, and each part correspondingly flows to each segment of the gas distributor from the flow guiding chamber 110. So, through this steady flame mechanism, realized carrying out the segmentation guide with the air current that fan 300 blew out for this air current distribution is more even, thereby has guaranteed the uniformity of burning flame height, and heating temperature's homogeneity, has promoted the burning operating mode.
Further, with continued reference to fig. 1 to 3, the cross-sectional area of the flow guide cavity gradually increases from the air inlet to the air outlet; along the length direction of the air inlet, the splitter plates 200 are distributed at intervals in proportion at one end close to the air inlet; along the length direction of the air outlet, the splitter plates 200 are distributed at intervals in proportion at one end close to the air outlet.
With reference to fig. 1 to 3, the diversion cavities gradually increase from bottom to top, the area of the air outlet is larger than that of the air inlet, the diversion plate 200 inclines from bottom to top to right, the distance between the lower ends of the diversion plate 200 is distributed at intervals along the length direction of the air inlet according to a certain proportion, and the distance between the upper ends of the diversion plate 200 is distributed at intervals along the length direction of the air outlet according to the same proportion, taking fig. 3 as an example, the proportion can be 3.
Further, still referring to fig. 1 to 3, the flame stabilizing mechanism further includes a plurality of partition plates 400 disposed at the air outlet at intervals along the length direction of the air outlet, so as to partition the air outlet into a plurality of sub-air outlets 120.
Referring to fig. 2 and 3, the plurality of partition plates 400 partition the air outlet into a plurality of sub air outlets 120, and each baffle compartment 110 corresponds to the plurality of sub air outlets 120 and communicates with the sub air outlets 120. When the fan 300 is started, the air flows to the corresponding sub air outlets 120 through the diversion chamber 110, and is discharged to the corresponding sections of the fuel gas distributor from the sub air outlets 120, so that matching distribution and discharge are realized.
Further, referring to fig. 3, a gap is provided between the partition plate 400 and the flow dividing plate 200 so that the air mixing chamber 130 is formed between the sub air outlet 120 and the corresponding baffle compartment 110.
With continued reference to fig. 3, the splitter plate 200 does not extend to contact the splitter plate 400, and there is a gap between the splitter plate and the splitter plate, which is the air mixing chamber 130, and the air flows discharged from the diversion chambers 110 to the air outlets can be mixed by a small amount through the air mixing chamber 130, so as to avoid the air flow being completely limited. When the sectional combustion is carried out, oxygen borrowing can be carried out on the airflow of other sections through the gas mixing cavity 130, the occurrence of oxygen deficiency and accidental error reporting is prevented, the uniformity of the flow of the sectional combustion gas and the sufficiency of flame combustion are ensured, and the utilization rate of air is improved.
In an embodiment of the present application, please continue to refer to fig. 3, there are 15 partition plates 400 and 2 splitter plates 200; the number of the partition plates 400 between the two splitter plates 200 and the side walls of the corresponding diversion cavities is 3, 9, and 3, respectively.
After entering the diversion cavity from the air outlet of the fan 300, the air flow is divided into three parts by the diversion plate 200 in a diversion manner, specifically, as shown in fig. 3, the sub air outlets between 9 and 12 correspond to the first segment, the sub air outlets between 9 and 15 correspond to the second segment, the sub air outlets between 1 and 12 correspond to the third segment, the sub air outlets between 1 and 15 correspond to the fourth segment, the size relationship of the first segment is 3/15, the size relationship of the second segment is 6/15, the size relationship of the third segment is 12/15, and the size relationship of the fourth segment is 15/15, so that the air flow discharged through the sub air outlets 120 flows to match the segmentation manner of the four-segment gas distributor.
Referring to fig. 1 to 5, the forced-air gas water heater provided by the present embodiment includes a fan 300 and a flame holding mechanism; the guide shell 100 of the flame stabilizing mechanism is arranged on the fan 300, and an air inlet of the guide shell 100 is communicated with an air outlet of the fan 300.
Specifically, referring to fig. 1 and 2, the lower end of the diversion shell 100 is embedded in the air outlet of the blower 300 and connected to the sidewall screw 500 of the air outlet. After the fan 300 is started, air sucked from the outside is discharged to the diversion cavity through the air inlet, and is divided into a plurality of air flows by the dividing plate 200 in the diversion cavity, the plurality of air flows are mixed by a small amount of air flow when flowing through the air mixing cavity 130, then are discharged to the air outlet under the push of subsequent air flow, are divided into a plurality of strands by the dividing plate 400, are discharged through corresponding air on the secondary air conditioning plate 700, and are dispersed into a plurality of strands of small air flows to enter the combustor 600 for supporting combustion. At this in-process, steady flame mechanism carries out the segmentation guide with fan 300 air current for gas distribution is more even, has solved the high inconsistent problem of flame, has promoted the burning operating mode, and has avoided the segmentation combustion gas flow inhomogeneous, flame burning insufficient and be difficult to borrow the appearance of oxygen scheduling problem, has guaranteed the stability of flame.
Further, referring to fig. 4 and 5, the forced draft gas water heater further includes a burner 600 and a secondary air-conditioning plate 700; the secondary air-conditioning plate 700 is disposed between the baffle shell 100 and the burner 600, the secondary air-conditioning plate 700 is provided with a plurality of groups of air discharge holes 710, and the plurality of groups of air discharge holes 710 correspond to the sub air outlets 120 of the baffle shell 100 one by one.
Referring to fig. 4, the secondary air-conditioning plate 700 is disposed over the baffle shell 100, and has a plurality of groups of air discharge holes 710 and a plurality of groups of fire discharge holes 720, the fire discharge holes 720 are used for inserting fire discharge, and each group of air discharge holes 710 is located between adjacent groups of fire discharge holes 720, wherein the number of the groups of air discharge holes 710 is the same as the number of the sub air outlet holes, for example, if there are 14 sub air outlet holes, there are 14 groups of air discharge holes 710, and each group of air discharge holes 710 includes a plurality of sub holes 711 with the same size, and the plurality of sub holes 711 are distributed at intervals along the length direction of the sub air outlet 120.
When the fan 300 is started, the air flow discharged through the sub air outlet 120 is discharged to the corresponding set of air discharge holes 710, and passes through the plurality of sub holes 711 to enter the burner 600. Therefore, the airflow is stabilized for the second time after passing through the flame stabilizing mechanism, the stability of the airflow is ensured, and the stability of flame during combustion is ensured.
Because the strong drum type gas water heater that this embodiment provided includes flame stabilizing mechanism, then the technical advantage and the effect that this strong drum type gas water heater reaches include the technical advantage and the effect that above-mentioned flame stabilizing mechanism reaches equally, and this no longer gives details here.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made on the technical solutions described in the foregoing embodiments, or some or all of the technical features of the present invention may be replaced by other technical features of the present invention without departing from the scope of the technical solutions of the present invention.
Claims (10)
1. A flame holding mechanism, comprising: a guide shell (100) and a splitter plate (200);
the flow guide shell (100) is provided with a flow guide cavity, an air inlet and an air outlet are respectively arranged at two ends of the flow guide shell (100), the air inlet is used for being matched with an air outlet of the fan (300), and the air outlet is used for being matched with an air inlet of the fuel gas distributor;
the flow distribution plates (200) are arranged in the flow guide cavity at intervals, extend towards the air outlet from the air inlet, and divide the flow guide cavity into a plurality of flow guide chambers (110), and the flow guide chambers (110) are respectively used for being matched with each segment of the gas distributor.
2. The flame holding mechanism of claim 1, wherein the cross-sectional area of the flow-guiding cavity increases gradually from the gas inlet to the gas outlet;
the flow distribution plates (200) are distributed at intervals at a certain proportion at one end close to the air inlet along the length direction of the air inlet;
along the length direction of the air outlet, the splitter plates (200) are distributed at intervals in proportion at one end close to the air outlet.
3. The flame holding mechanism of claim 2, further comprising a plurality of partition plates (400) disposed at the air outlet at intervals along the length direction of the air outlet, dividing the air outlet into a plurality of sub air outlets (120).
4. The flame holding mechanism of claim 3, wherein a gap is provided between the separation plate (400) and the flow dividing plate (200) to form a gas mixing chamber (130) between the sub-gas outlet (120) and the corresponding baffle chamber (110).
5. The flame holding mechanism of claim 4, wherein there are 15 divider plates (400) and 2 splitter plates (200);
the number of the partition plates (400) between the two splitter plates (200) and the side walls of the diversion cavities corresponding to the splitter plates is respectively 3, 9 and 3.
6. Forced-draft gas water heater, characterized in that it comprises a fan (300) and a flame holding mechanism according to any of claims 1 to 5;
the flow guide shell (100) of the flame stabilizing mechanism is arranged on the fan (300), and an air inlet of the flow guide shell (100) is communicated with an air outlet of the fan (300).
7. The forced-air gas water heater according to claim 6, wherein the end of the deflector shell (100) provided with the air inlet is embedded in the air outlet of the fan (300), and the deflector shell (100) is connected with the side wall screw (500) of the air outlet.
8. Strong drum gas water heater according to claim 6, characterized in that it further comprises a burner (600) and a secondary air conditioning plate (700);
the secondary air conditioning plate (700) set up in blower housing (100) with between combustor (600), secondary air conditioning plate (700) are equipped with multiunit gas escape hole (710), gas escape hole (710) with each sub-gas outlet (120) one-to-one of blower housing (100).
9. Strong drum gas water heater according to claim 8, characterized in that said gas discharge hole (710) comprises a plurality of sub-holes (711);
the sub-holes (711) are distributed at intervals along the length direction of the sub-air outlets (120).
10. Forced-draft gas water heater according to claim 8, characterized in that said secondary air conditioning plate (700) is further provided with a plurality of groups of fire vents (720);
each group of the air exhaust holes (710) is positioned between the adjacent groups of the fire exhaust holes (720).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221950145.4U CN217653846U (en) | 2022-07-26 | 2022-07-26 | Flame stabilizing mechanism and forced-draft gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221950145.4U CN217653846U (en) | 2022-07-26 | 2022-07-26 | Flame stabilizing mechanism and forced-draft gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217653846U true CN217653846U (en) | 2022-10-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221950145.4U Active CN217653846U (en) | 2022-07-26 | 2022-07-26 | Flame stabilizing mechanism and forced-draft gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217653846U (en) |
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2022
- 2022-07-26 CN CN202221950145.4U patent/CN217653846U/en active Active
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