CN214094946U - Prevent down draught fume exhaust structure and use its gas heater - Google Patents
Prevent down draught fume exhaust structure and use its gas heater Download PDFInfo
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- CN214094946U CN214094946U CN202120125731.4U CN202120125731U CN214094946U CN 214094946 U CN214094946 U CN 214094946U CN 202120125731 U CN202120125731 U CN 202120125731U CN 214094946 U CN214094946 U CN 214094946U
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Abstract
The utility model discloses a down-draft prevention smoke discharging structure and a gas water heater using the same, wherein the down-draft prevention smoke discharging structure comprises a flue cover body, and the flue cover body consists of a baffle and a connecting part; the connecting parts are respectively arranged at two sides of the baffle; the top of the flue cover body is provided with a first smoke outlet, the bottom of the flue cover body is provided with a second smoke outlet, and the bottom of the flue cover body is provided with a wind shield. The beneficial effects are that: after the first smoke outlet at the top of the flue cover body and the gas water heater are installed, an open smoke exhaust channel is formed, so that smoke generated by the gas water heater can be normally exhausted from the first smoke exhaust outlet; through the wind-break piece that the bottom of flue cover body set up for the second outlet flue of flue cover body bottom and gas heater installation back form half open-type smoke channel in below, and such design can effectively reduce the smoke exhaust pressure of first outlet flue, makes smoke exhaust effect better.
Description
Technical Field
The utility model relates to a water heater technical field, especially a prevent down draught fume extractor structure and use its gas heater.
Background
The Chinese utility model with patent number 201020646249.7 discloses an outdoor gas water heater with a windproof device at the discharge flue, which is characterized in that a windproof turn box is assembled at the discharge flue above the two side panels of the original outdoor gas water heater, the windproof turn box is just used for bearing the discharge flue, the lower part of the windproof turn box is closed, the upper part of the windproof turn box is open, and the outer side surface of the windproof turn box is a wind shield;
above-mentioned technical problem who exists, because the below of the aforesaid prevent wind circle box is confined, make the distinguished and admirable opening that can only go to the top flow, such design makes when carrying out the flue gas outward and arrange outward, can increase the resistance of discharging fume, thereby make it not smooth to discharge fume, and when using at strong wind or low temperature environment, often because the liquefaction phenomenon in smoke vent department, can be with flue gas condensate water, the refluence condition can appear in the produced acid water of flue gas condensate, flow into inside the water heater through the discharge flue, thereby cause the corruption to metals such as shell panel or collection petticoat pipe, the life of using is influenced.
SUMMERY OF THE UTILITY MODEL
To the above defect, the utility model aims to provide a reduce smoke exhaust pressure for smoke exhaust effect is better, and can effectively avoid the acid water refluence that the flue gas condensation produced prevent down draught smoke exhaust structure and use its gas heater.
To achieve the purpose, the utility model adopts the following technical proposal:
a down-draft-prevention smoke exhaust structure comprises a flue cover body, wherein the flue cover body consists of a baffle and a connecting part; the connecting parts are respectively arranged on two sides of the baffle;
the top of the flue cover body is provided with a first smoke outlet, the bottom of the flue cover body is provided with a second smoke outlet, and the bottom of the flue cover body is provided with a wind shield.
Preferably, in the above anti-backflow smoke exhaust structure, the cross section of the wind-blocking piece is rectangular, the wind-blocking piece is smaller than the cross section of the second smoke outlet, and the wind-blocking piece is arranged on the inner wall close to the second smoke outlet.
Preferably, in the above anti-downdraft smoke exhaust structure, the connecting portion is provided with a flue mounting hole for connecting a gas water heater.
Preferably, in the above anti-backflow smoke discharging structure, the connecting portion is L-shaped.
Preferably, in the above anti-downdraft smoke exhaust structure, the ratio of the width of the connecting part to the width of the baffle is 1: 10.
Preferably, in the above anti-downdraft smoke exhaust structure, the baffle is made of a metal plate.
A gas water heater, wherein the gas water heater has used 1-6 arbitrary down-draft prevention smoke discharging structure, down-draft prevention smoke discharging structure installs in the exhaust port of gas water heater.
The utility model has the advantages that:
because the flue cover body is respectively provided with the first smoke outlet and the second smoke outlet, the first smoke outlet at the top of the flue cover body and the gas water heater are installed to form an open smoke exhaust channel, and the design ensures that smoke generated by the gas water heater can be normally exhausted from the first smoke exhaust; the bottom through flue cover body sets up the wind-break piece, such design makes the second outlet flue of flue cover body bottom and gas heater installation back, forms half open-type smoke channel in below, when such design can satisfy the use that the co-altitude was put, also can reduce the smoke exhaust pressure of first outlet flue, make smoke exhaust effect better, the sour water refluence that such structure can also effectively avoid the flue gas condensation to produce, make gas heater's life-span of use longer.
Drawings
FIG. 1 is a schematic structural view of a flue shroud body;
FIG. 2 is a schematic structural view of the flue shroud body and the housing panel after being mounted according to one embodiment of the present invention;
FIG. 3 is a schematic structural view of the flue shroud body and the shell panel after they are mounted in another embodiment of the present invention;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a bottom view of FIG. 3;
FIG. 6 is a schematic view of the installation of the flue shroud body and the gas water heater.
Wherein: the flue cover comprises a flue cover body 11, a baffle 12, a connecting part 13, a first smoke outlet 14, a second smoke outlet 15, a wind shield 16, a shell panel 17, a smoke outlet 18, a flue mounting hole 19 and a gas water heater 20.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
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 in specific cases to those skilled in the art.
In the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 6, a down-draft prevention smoke exhaust structure comprises a flue hood body 11, wherein the flue hood body 11 is composed of a baffle 12 and a connecting part 13; the connecting parts 13 are respectively arranged at two sides of the baffle 12; a first smoke outlet 14 is arranged at the top of the flue cover body 11, a second smoke outlet 15 is arranged at the bottom of the flue cover body 11, and a wind shield 16 is arranged at the bottom of the flue cover body 11; it should be noted that the gas water heater 20 includes a shell panel 17 and a smoke outlet 18, the smoke outlet 18 is provided on the outer wall of the shell panel 17, after the flue cover body 11 and the gas water heater 20 are installed, when the gas water heater 20 is used, under the condition of natural normal blowing, the flue cover body 11 can block external wind from entering the inside of the gas water heater 20 through the smoke outlet 18, because the flue cover body 11 is respectively provided with a first smoke outlet 14 and a second smoke outlet 15, after the first smoke outlet 14 on the top of the flue cover body 11 and the gas water heater 20 are installed, an open smoke exhaust channel is formed, and due to the design, the smoke generated by the gas water heater 20 can be normally exhausted from the first smoke outlet 18;
because the wind-blocking sheet 16 is arranged at the bottom of the flue cover body 11, the design enables the second smoke outlet 15 at the bottom of the flue cover body 11 and the gas water heater 20 to form a lower half-open smoke exhaust channel after being installed, the design can meet the use of placing at different heights and can also reduce the smoke exhaust pressure of the first smoke outlet 14, thereby effectively preventing a large amount of smoke from accumulating at the smoke exhaust port 18 of the gas water heater 20 and being incapable of being discharged in time, and further influencing the performance of the gas water heater 20; in addition, under the condition of low temperature or strong wind, acidic water generated by flue gas condensation flows back and flows into the gas water heater 20 through the smoke outlet 18, thereby corroding metals such as the shell panel 17 and the flue cover body 11 of the gas water heater 20 and affecting the service life.
It is worth to be noted that, the cross section of the wind-shielding sheet 16 is rectangular, the wind-shielding sheet 16 is smaller than the cross section of the second smoke outlet 15, and the wind-shielding sheet 16 is arranged near the inner wall of the second smoke outlet 15; because the wind-blocking sheet 16 is arranged on the inner wall of the second smoke outlet 15, after the flue cover body 11, the second smoke outlet 15 and the gas water heater 20 are installed, a lower half-open smoke exhaust channel is formed, the design can reduce the smoke exhaust pressure of the first smoke outlet 14, and acid water generated by smoke condensation can be prevented from flowing backwards under the condition of low temperature or strong wind.
In the anti-downdraft smoke exhaust structure in some embodiments, the connecting portion 13 is provided with a flue mounting hole 19 for connecting a gas water heater 20, wherein the connecting portion 13 is L-shaped; because the shape of connecting portion 13 is such design of L type makes whole down draught prevention fume exhaust structure can be better with the external connection of gas heater 20, because connecting portion 13 is equipped with flue mounting hole 19, the backward draught fume exhaust structure of being convenient for like this dismantles the change in the future.
The down-draft prevention smoke discharging structure in some embodiments, wherein the ratio of the width of the connecting portion 13 to the width of the baffle 12 is 1: 10; the width of the connecting part 13 and the width of the baffle 12 are designed in a ratio of 1:10, so that the whole anti-downdraft smoke exhaust structure is better in stress degree.
In the anti-downdraft smoke exhaust structure in the embodiment, the baffle 12 is made of sheet metal; the sheet metal is generally a sheet metal with a thickness of 6mm or less, and such a design can effectively reduce the cost.
A gas water heater, wherein the gas water heater 20 has applied 1-6 arbitrary down draught prevention smoke discharging structures, the down draught prevention smoke discharging structure is installed in the smoke outlet 18 of the gas water heater 20; it should be noted that the gas water heater 20 includes a shell panel 17 and an exhaust port 18, the exhaust port 18 is opened on the outer wall of the shell panel 17, the flue cover body 11 is covered on the side of the exhaust port 18 of the gas water heater 20, and the flue cover body 11 is detachably mounted on the outer wall of the shell panel 17 through a flue mounting hole 19 formed on the connecting portion 13; after the flue cover body 11 and the shell panel 17 of the gas water heater 20 are installed, when the gas water heater 20 is used, under the condition of natural normal blowing, the flue cover body 11 can block external wind from entering the inside of the gas water heater 20 through the smoke outlet 18, because the flue cover body 11 is respectively provided with the first smoke outlet 14 and the second smoke outlet 15, after the first smoke outlet 14 at the top of the flue cover body 11 and the gas water heater 20 are installed, an open smoke exhaust channel is formed, and due to the design, smoke generated by the gas water heater 20 can be normally exhausted from the first smoke outlet 18; because the wind-blocking sheet 16 is arranged at the bottom of the flue cover body 11, the design enables the second smoke outlet 15 at the bottom of the flue cover body 11 and the gas water heater 20 to form a lower half-open smoke exhaust channel after being installed, the design can meet the use of placing at different heights and can also reduce the smoke exhaust pressure of the first smoke outlet 14, thereby effectively preventing a large amount of smoke from accumulating at the smoke exhaust port 18 of the gas water heater 20 and being incapable of being discharged in time, and further influencing the performance of the gas water heater 20; in addition, under the condition of low temperature or strong wind, acidic water generated by flue gas condensation flows back and flows into the gas water heater 20 through the smoke outlet 18, thereby corroding metals such as the shell panel 17 and the flue cover body 11 of the gas water heater 20 and affecting the service life.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (7)
1. The utility model provides a prevent down draught fume extractor structure, includes flue cover body, its characterized in that: the flue cover body consists of a baffle and a connecting part; the connecting parts are respectively arranged on two sides of the baffle;
the top of the flue cover body is provided with a first smoke outlet, the bottom of the flue cover body is provided with a second smoke outlet, and the bottom of the flue cover body is provided with a wind shield.
2. The structure of preventing down-draft smoke evacuation of claim 1, characterized in that: the cross section of the wind-shielding sheet is rectangular, the wind-shielding sheet is smaller than the cross section of the second smoke outlet, and the wind-shielding sheet is arranged on the inner wall close to the second smoke outlet.
3. The structure of preventing down-draft smoke evacuation of claim 1, characterized in that: the connecting part is provided with a flue mounting hole for connecting the gas water heater.
4. The structure of preventing down-draft smoke evacuation of claim 1 or 3, characterized in that: the connecting part is L-shaped.
5. The anti-downdraft smoke exhaust structure according to claim 4, wherein: the ratio of the width of the connecting part to the width of the baffle is 1: 10.
6. The structure of preventing down-draft smoke evacuation of claim 1, characterized in that: the baffle is made of sheet metal.
7. A gas water heater, its characterized in that: the gas water heater utilizes any one of the anti-downdraft smoke exhaust structures 1-6, and the anti-downdraft smoke exhaust structure is arranged at a smoke exhaust port of the gas water heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120125731.4U CN214094946U (en) | 2021-01-18 | 2021-01-18 | Prevent down draught fume exhaust structure and use its gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120125731.4U CN214094946U (en) | 2021-01-18 | 2021-01-18 | Prevent down draught fume exhaust structure and use its gas heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214094946U true CN214094946U (en) | 2021-08-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120125731.4U Active CN214094946U (en) | 2021-01-18 | 2021-01-18 | Prevent down draught fume exhaust structure and use its gas heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214094946U (en) |
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2021
- 2021-01-18 CN CN202120125731.4U patent/CN214094946U/en active Active
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