CN210688755U - Outdoor gas heater of strong type of taking out - Google Patents
Outdoor gas heater of strong type of taking out Download PDFInfo
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- CN210688755U CN210688755U CN201921314076.6U CN201921314076U CN210688755U CN 210688755 U CN210688755 U CN 210688755U CN 201921314076 U CN201921314076 U CN 201921314076U CN 210688755 U CN210688755 U CN 210688755U
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- fume
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Abstract
The utility model discloses a strong pumping outdoor gas water heater, which comprises a shell, a burner, a heat exchanger, a fan part and a smoke guide hood, wherein the burner, the heat exchanger, the fan part and the smoke guide hood are arranged in the shell; its characterized in that, fan portion installs heat exchanger top, fan portion dress includes the fan, the bottom of fan is equipped with the air intake be equipped with on the air intake with the fan kuppe that heat exchanger connects, the side of fan is equipped with the air outlet, the guide fume cover with the air outlet intercommunication, the outlet flue of guide fume cover is located the face of shell is covered. The fan is arranged on the upper portion of the gas water heater to form negative pressure, so that secondary air enters the combustor to be combusted stably, the combustion process is almost isobaric expansion, smoke is exhausted outdoors from the smoke guide hood through the fan impeller after heat exchange of the heat collecting plates, pressure change in the whole combustion process is small, and combustion noise and combustion vibration are not prone to being generated.
Description
Technical Field
The utility model relates to a gas heater technical field especially relates to an outdoor gas heater of type of taking out by force.
Background
Most of the existing outdoor gas water heaters adopt a forced-blowing type, as shown in fig. 1, a fan part 01 is arranged below a burner 02, a smoke guide hood 04 is arranged at the top of the gas water heater, and the combustion environment is positive pressure, so that vibration and loud noise are easily generated due to unstable combustion conditions in the combustion process. And the sealing performance between the combustor 02 and the heat exchanger 03 is high, the installation is complex, the working procedures are multiple, and the cost of the strong drum outdoor unit is high.
Disclosure of Invention
To the problem that exists among the prior art, the utility model aims to provide a make things convenient for equipment and safe outdoor gas heater of strong type of taking out.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a strong pumping outdoor gas water heater comprises a shell, a burner, a heat exchanger, a fan part and a smoke guide hood, wherein the burner, the heat exchanger, the fan part and the smoke guide hood are arranged in the shell; its characterized in that, fan portion installs heat exchanger top, fan portion dress includes the fan, the bottom of fan is equipped with the air intake be equipped with on the air intake with the fan kuppe that heat exchanger connects, the side of fan is equipped with the air outlet, the guide fume cover with the air outlet intercommunication, the outlet flue of guide fume cover is located the face of shell is covered.
As a further explanation of the above scheme, the fan is a turbo fan, and includes a volute and a motor fixed on the volute; the turbine fan is transversely arranged, and an air inlet of the turbine fan faces downwards to the heat exchanger.
As a further explanation of the above scheme, the smoke guiding cover includes a smoke outlet diversion shell, a smoke inlet arranged on the smoke outlet diversion shell and connected with the air outlet, and a smoke outlet arranged on the smoke outlet diversion shell and forming a smoke outlet, wherein the height of the smoke inlet is at least 2cm higher than that of the smoke outlet.
As a further explanation of the above scheme, the smoke inlet is connected with the air outlet in an interference fit manner, and a sealing ring is arranged between the smoke inlet and the air outlet.
As a further explanation of the above-mentioned solution, a smoke discharge opening that is fitted to the smoke discharge nozzle and that accommodates the smoke discharge nozzle to protrude is provided on the face cover.
As a further explanation of the above scheme, the fan guide cover is sleeved on the heat exchanger and connected with the heat exchanger through a first screw.
As a further explanation of the above scheme, a fixing plate is arranged on the fan air guide sleeve, the fixing plate is L-shaped, one side surface of the fixing plate is fixedly connected with the fan air guide sleeve, and the other side surface of the fixing plate is connected with the housing through a second screw.
As a further explanation of the above scheme, the volute is connected with the fan dome through a connecting plate, the connecting plate includes a first connecting plate and a second connecting plate which are perpendicular to each other, the first connecting plate is fixedly connected with the periphery of the volute, and the second connecting plate is connected with the top of the fan dome through a third screw.
The utility model has the advantages that:
the fan is arranged on the upper portion of the outdoor gas water heater to form negative pressure, so that secondary air enters the combustor to be combusted stably, the combustion process is almost equal-pressure expansion, smoke is exhausted outdoors from the smoke guide hood through the fan impeller after passing through the heat collecting plates for heat exchange, pressure change in the whole combustion process is small, and combustion noise and combustion vibration are not prone to being generated.
Secondly, simple to operate, the part commonality is high, can be by a wide margin reduce current outdoor machine cost of strong drum.
Drawings
Fig. 1 is a structural view showing a conventional outdoor gas water heater of a strong drum type.
Fig. 2 shows the structure diagram of the outdoor gas water heater with strong pumping.
Fig. 3 shows that the utility model provides a left side cut-away view of outdoor gas heater of strong type of taking out.
Fig. 4 shows the structure diagram of the fan part and the smoke guiding hood of the strong pumping outdoor gas water heater provided by the utility model.
Description of reference numerals:
01: blower unit, 02: burner, 03: heat exchanger, 04: a smoke guide hood.
1: blower unit, 2: guide smoke cover, 3: heat exchanger, 4: a burner.
1-1: motor, 1-2: volute, 1-3: fan kuppe, 2-1: a smoke outlet guide shell, 2-2: and (5) taking out the cigarette holder.
Detailed Description
In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.
The following description will be further made in conjunction with the accompanying drawings of the specification, so that the technical solution and the advantages of the present invention are clearer and clearer. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.
As shown in fig. 2-4, an outdoor gas water heater of forced draft type comprises a housing, and a burner 4, a heat exchanger 3, a fan unit 1 and a smoke guide hood 2 which are arranged in the housing, wherein the burner 4 is arranged below the heat exchanger 3; the novel fan is characterized in that the fan assembly 1 is arranged on the heat exchanger 3, the fan assembly 1 comprises a fan, an air inlet is formed in the bottom of the fan, a fan flow guide cover 1-3 connected with the heat exchanger is arranged on the air inlet, an air outlet is formed in the side face of the fan, the smoke guide cover 2 is communicated with the air outlet, and a smoke outlet of the smoke guide cover 2 is located on a face cover of the shell.
The fan is a turbine fan and comprises a volute 1-2 and a motor 1-1 fixed on the volute 1-2; the turbine fan is transversely arranged, and an air inlet of the turbine fan faces downwards to the heat exchanger 3.
The smoke guide cover 2 comprises a smoke outlet guide shell 2-1, a smoke inlet arranged on the smoke outlet guide shell 2-1 and connected with the air outlet, and a smoke outlet 2-2 arranged on the smoke outlet guide shell 2-1 and forming a smoke outlet, wherein the height of the smoke outlet is at least 2cm higher than that of the smoke outlet 2-2.
The smoke inlet of the smoke outlet diversion shell 2-1 is connected with the air outlet of the volute 1-2 in an interference fit mode, and a sealing ring is arranged between the smoke inlet and the air outlet of the fan volute 1-2.
Preferably, the outer shell of the gas water heater comprises a front cover and a rear cover, and a smoke exhaust opening which is matched with the cigarette outlet 2-2 and accommodates the cigarette outlet 2-2 to extend out is arranged on the front cover.
The fan air guide sleeve 1-3 is sleeved on the heat exchanger 3, the fan air guide sleeve 1-3 is provided with a plurality of first screw holes for connecting the heat exchanger 3, and the fan air guide sleeve 1-3 is connected with the heat exchanger 3 through first screws.
Further preferably, a fixing plate is arranged on the fan air guide sleeve 1-3 and is of an L shape, one side face of the fixing plate is fixedly connected with the fan air guide sleeve, a second screw hole used for being connected with the shell of the gas water heater is formed in the other side face of the fixing plate, and the fixing plate is connected with the shell through a second screw.
The fan volute 1-2 is connected with the fan air guide sleeve 1-3 through a connecting plate, the connecting plate comprises a first connecting plate and a second connecting plate which are perpendicular to each other, the first connecting plate is fixedly connected with the periphery of the fan volute, and the second connecting plate is connected with the top of the fan air guide sleeve through a third screw.
Compared with the prior art, the outdoor gas heater of type of taking out by force that this embodiment provided has following characteristics: 1) the fan is arranged on the upper portion of the gas water heater to form negative pressure, so that secondary air enters the combustor to be combusted stably, the combustion process is almost isobaric expansion, smoke is exhausted outdoors from the smoke guide hood through the fan impeller after heat exchange of the heat collecting plates, pressure change in the whole combustion process is small, and combustion noise and combustion vibration are not prone to being generated. 2) Simple to operate, the part commonality is high, the outdoor machine cost of the present strong drum of reduction that can be by a wide margin.
It will be understood by those skilled in the art from the foregoing description of the structure and principles that the present invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the known art are intended to fall within the scope of the invention, which is defined by the claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.
Claims (8)
1. A strong pumping outdoor gas water heater comprises a shell, a burner, a heat exchanger, a fan part and a smoke guide hood, wherein the burner, the heat exchanger, the fan part and the smoke guide hood are arranged in the shell; its characterized in that, fan portion installs heat exchanger top, fan portion dress includes the fan, the bottom of fan is equipped with the air intake be equipped with on the air intake with the fan kuppe that heat exchanger connects, the side of fan is equipped with the air outlet, the guide fume cover with the air outlet intercommunication, the outlet flue of guide fume cover is located the face of shell is covered.
2. A strong draft outdoor gas water heater according to claim 1, wherein the fan is a turbo fan, comprising a volute and a motor fixed on the volute; the turbine fan is transversely arranged, and an air inlet of the turbine fan faces downwards to the heat exchanger.
3. A strong outdoor gas water heater of claim 1 wherein the fume guiding hood comprises a fume guiding shell, a fume inlet on the fume guiding shell connected with the air outlet, and a fume outlet on the fume guiding shell forming a fume outlet, the height of the fume inlet being at least 2cm higher than the height of the fume outlet.
4. A strong outdoor gas heater of claim 3, wherein said smoke inlet and said air outlet are connected by interference fit, and a sealing ring is provided between them.
5. A strong outdoor gas water heater of claim 3, wherein said face cover is provided with a smoke evacuation opening cooperating with said smoke outlet for receiving said smoke outlet.
6. A strong outdoor gas water heater of claim 1, wherein said fan guide cover is sleeved on said heat exchanger and connected with said heat exchanger by a first screw.
7. A strong outdoor gas heater of type of taking out of, according to claim 1, wherein be equipped with the fixed plate on the fan kuppe, the fixed plate is the L type, a side of fixed plate with fan kuppe fixed connection, another side of fixed plate pass through the second screw with the shell is connected.
8. A strong outdoor gas water heater of claim 2, wherein the volute is connected with the fan guide cover through a connecting plate, the connecting plate comprises a first connecting plate and a second connecting plate which are perpendicular to each other, the first connecting plate is fixedly connected with the periphery of the volute, and the second connecting plate is connected with the top of the fan guide cover through a third screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921314076.6U CN210688755U (en) | 2019-08-14 | 2019-08-14 | Outdoor gas heater of strong type of taking out |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921314076.6U CN210688755U (en) | 2019-08-14 | 2019-08-14 | Outdoor gas heater of strong type of taking out |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210688755U true CN210688755U (en) | 2020-06-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921314076.6U Active CN210688755U (en) | 2019-08-14 | 2019-08-14 | Outdoor gas heater of strong type of taking out |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210688755U (en) |
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2019
- 2019-08-14 CN CN201921314076.6U patent/CN210688755U/en active Active
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