CN220366545U - Gas water heater and combustion heat exchange system thereof - Google Patents
Gas water heater and combustion heat exchange system thereof Download PDFInfo
- Publication number
- CN220366545U CN220366545U CN202322028587.4U CN202322028587U CN220366545U CN 220366545 U CN220366545 U CN 220366545U CN 202322028587 U CN202322028587 U CN 202322028587U CN 220366545 U CN220366545 U CN 220366545U
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- air inlet
- sound insulation
- burner
- heat exchange
- exchange system
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 238000009413 insulation Methods 0.000 claims abstract description 74
- 230000017525 heat dissipation Effects 0.000 claims description 15
- 239000007789 gas Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Details Of Fluid Heaters (AREA)
Abstract
The utility model provides a gas water heater and a combustion heat exchange system thereof, comprising a burner, wherein the bottom side surface of the burner is provided with an air inlet; the baffle is arranged below the burner and forms a first air inlet channel with the air inlet; the sound insulation coaming is arranged on the periphery of the combustor and forms a second air inlet channel with the combustor, the second air inlet channel is communicated with the first air inlet channel, and the second air inlet channel is also communicated with an air inlet hole on the sound insulation coaming; the sound insulation bottom box is arranged below the baffle plate and forms a sound insulation cavity with the baffle plate; according to the gas water heater, the sound insulation coaming and the sound insulation bottom box are used for enclosing the burner, so that noise generated by combustion of the burner cannot penetrate out from the periphery and the bottom of the burner, and the noise generated by the gas water heater during working is reduced; moreover, the air required by the combustion of the burner is communicated with the air inlet holes on the sound insulation coaming after passing through the first air inlet channel and the second air inlet channel, so that the noise generated by the combustion can be further reduced and transmitted out through the air inlet holes.
Description
Technical Field
The utility model belongs to the technical field of gas water heaters, and particularly relates to a gas water heater and a combustion heat exchange system thereof.
Background
The gas water heater is widely used, and mainly comprises a shell, a burner, a heat exchanger, a fan and various control valve bodies, wherein the burner is used for mixing gas and air and then carrying out combustion heat release, and the heat exchanger is used for replacing the heat released by the combustion of the gas to obtain hot water for users.
However, in the using process of the gas water heater, the air required by the combustion of the gas water heater enters from the opening at the bottom of the shell, then enters through the opening at the bottom of the combustor under the action of the fan, and is mixed with the gas for combustion; when the fuel gas burns in the burner, noise is generated, the noise generated by burning can be transmitted out through the opening at the bottom of the burner, and overflows from the opening at the bottom of the shell which is arranged correspondingly to the noise, so that the use of a user is affected.
Disclosure of Invention
In order to overcome the technical defects, the first aspect of the utility model provides a gas water heater and a combustion heat exchange system thereof, which can reduce noise generated when the gas water heater works.
The utility model is realized according to the following technical scheme:
the present utility model provides a combustion heat exchange system comprising:
the bottom side surface of the burner is provided with an air inlet;
the baffle plate is arranged below the burner and forms a first air inlet channel with the air inlet;
the sound insulation coaming is arranged on the periphery of the combustor and forms a second air inlet channel with the combustor, the second air inlet channel is communicated with the first air inlet channel, and the second air inlet channel is also communicated with an air inlet hole on the sound insulation coaming;
and the sound insulation bottom box is arranged below the baffle plate and forms a sound insulation cavity with the baffle plate.
Compared with the prior art, the sound insulation coaming and the sound insulation bottom box enclose the burner, so that noise generated by combustion of the burner cannot penetrate out from the periphery side and the bottom of the burner, and noise generated by the operation of the gas water heater is reduced; and moreover, the air required by the combustion of the burner is communicated with the air inlet holes on the sound insulation coaming after passing through the first air inlet channel and the second air inlet channel, so that the noise generated by the combustion can be further reduced and transmitted out through the air inlet holes.
In one embodiment, the second air inlet channel is communicated with the first air inlet channel through an air inlet notch, wherein the air inlet notch is positioned at a corner position between the combustor and the sound insulation coaming.
In one embodiment, a limiting piece is arranged on the periphery of the combustor;
when the combustor is assembled with the sound insulation coaming, the limiting piece abuts against the inner side face of the sound insulation coaming, so that the air inlet notch is formed between the limiting pieces on two adjacent sides of the combustor and the sound insulation coaming.
In one embodiment, a limiting edge is arranged at the bottom of the sound-insulation coaming, and the limiting edge extends towards the direction of the burner;
when the combustor is assembled with the sound insulation coaming, the lower end of the limiting piece abuts against the upper side face of the limiting edge.
In one embodiment, the sound insulation bottom box and the baffle are fixedly connected with the limit edge through a fastener.
In one embodiment, a heat dissipation channel is further arranged between the sound insulation coaming and the burner, the heat dissipation channel is communicated with an air inlet hole in the sound insulation coaming, and the heat dissipation channel is further communicated with an air outlet hole in the inner side wall of the burner.
In one embodiment, the air inlet holes are located adjacent the underside of the sound-insulating shroud;
the exhaust hole is arranged near the upper side of the burner.
In one embodiment, the combustion heat exchange system further comprises a guide plate, wherein the guide plate is positioned at the air inlet of the combustor, and a plurality of through holes are formed in the guide plate.
In one embodiment, a vent hole is formed in one side of the sound insulation bottom box, and the vent hole is communicated with the sound insulation cavity.
The utility model also provides a gas water heater, which comprises a shell and the combustion heat exchange system; the combustion heat exchange system is disposed within the housing.
Drawings
The utility model is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a perspective view of a combustion heat exchange system of the present utility model;
FIG. 2 is a perspective view of the combustion heat exchange system of the present utility model (with the sound insulation shroud omitted);
FIG. 3 is a side view of the combustion heat exchange system of the present utility model;
FIG. 4 is a cross-sectional view of B-B in FIG. 3;
FIG. 5 is a cross-sectional view of the combustion heat exchange system of the present utility model;
fig. 6 is an enlarged view of B in fig. 5.
Reference numerals illustrate:
10 burner, 101 exhaust hole, 110 case, 120 limiting piece, 20 baffle, 210 first air inlet channel, 30 sound insulation coaming, 301 air inlet notch, 302 limiting edge, 303 air inlet hole, 310 second air inlet channel, 320 heat dissipation channel, 40 sound insulation bottom box and 401 vent hole
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
In order to better illustrate the present utility model, the present utility model will be described in further detail below with reference to the accompanying drawings.
It should be understood that the described embodiments are merely some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the embodiments of the present application, are within the scope of the embodiments of the present application.
The terminology used in the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the application. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.
When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present application as detailed in the accompanying claims. In the description of this application, it should be understood that the terms "first," "second," "third," and the like are used merely to distinguish between similar objects and are not necessarily used to describe a particular order or sequence, nor should they be construed to indicate or imply relative importance. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
Furthermore, in the description of the present application, unless otherwise indicated, "a plurality" means two or more. "and/or", describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship.
In the using process of the gas water heater in the prior art, air required by the combustion of the gas water heater enters from an opening at the bottom of the shell, then enters through the opening at the bottom of the combustor under the action of the fan, and is mixed with gas for combustion; it should be appreciated that the opening in the bottom of the housing corresponds to the opening in the bottom of the burner. The gas can produce the noise when burning in the combustor, because the trompil of combustor bottom (i.e. air inlet) of prior art does not set up any silence structure of making an uproar, consequently, the noise that the burning produced can directly spread out through the trompil of combustor bottom, overflows by the trompil of the casing bottom that sets up rather than corresponding, influences the user and uses.
In order to solve the above problems, as shown in fig. 1 to 6, the present utility model provides a combustion heat exchange system, comprising: the burner 10, its bottom side has air inlets; a baffle 20 disposed below the burner 10 and forming a first intake passage 210 with the air inlet; a soundproof cover 30 provided on a peripheral side of the burner 10 and forming a second intake passage 310 with the burner 10, the second intake passage 310 communicating with the first intake passage 210, the second intake passage 310 also communicating with an intake hole 303 on the soundproof cover 30; and a soundproof bottom case 40 disposed below the baffle 20 and forming a soundproof cavity with the baffle 20.
Specifically, as shown in fig. 1, the sound insulation coaming 30 is disposed on the front side, the left side and the right side of the burner 10, the sound insulation bottom box 40 is disposed below the burner 10, and a baffle 20 is disposed between the sound insulation bottom box 40 and the bottom side surface of the burner 10.
Meanwhile, the baffle 20 is disposed below the burner 10 and forms a first air inlet channel 210 with the air inlet, a second air inlet channel 310 is formed between the sound insulation coaming 30 and the burner 10, the second air inlet channel 310 is communicated with the first air inlet channel 210, and the second air inlet channel 310 is also communicated with the air inlet 303 on the sound insulation coaming 30, so that air required for combustion of the burner 10 can enter the second air inlet channel 310 from the air inlet 303 and then enter the air inlet of the burner 10 through the first air inlet channel 210. As such, the noise generated by the burner 10 is not directly discharged, but is transmitted from the air inlet 303 through the second air inlet channel 310 after entering the first air inlet channel 210 through the air inlet, which is equivalent to the effect of reducing noise by prolonging the propagation path of the noise.
Compared with the prior art, the sound insulation coaming 30 and the sound insulation bottom box 40 enclose the burner 10, so that noise generated by the combustion of the burner 10 cannot penetrate out from the periphery and the bottom of the burner 10, and the noise generated by the operation of the gas water heater is reduced; moreover, the air required for combustion of the burner 10 is communicated with the air inlet holes 303 on the sound insulation coaming 30 after passing through the first air inlet channel 210 and the second air inlet channel 310, so that noise generated by combustion can be further reduced and transmitted out through the air inlet holes 303.
In one embodiment, the second air inlet channel 310 communicates with the first air inlet channel 210 through an air inlet notch 301, wherein the air inlet notch 301 is located at a corner position between the burner 10 and the soundproof shroud 30. In this embodiment, the air inlet notch 301 is disposed at a corner position between the burner 10 and the sound insulation coaming 30, and the air inlet notch 301 is used to realize the communication between the second air inlet channel 310 and the first air inlet channel 210, so that a propagation path of noise is effectively prolonged in a limited space, and a noise reduction effect is improved.
Regarding the arrangement of the air inlet notch 301, further, a limiting member 120 is disposed on the peripheral side of the burner 10; when the burner 10 is assembled with the sound insulation coaming 30, the limiting piece 120 abuts against the inner side surface of the sound insulation coaming 30, so that the air inlet notch 301 is formed between the limiting piece 120 on two adjacent sides of the burner 10 and the sound insulation coaming 30. In this embodiment, the limiting member 120 abuts against the inner side surface of the sound insulation coaming 30, and the air inlet gap 301 is formed between the limiting member 120 and the sound insulation coaming 30 on two adjacent sides of the burner 10, so that the air entering through the air inlet holes 303 cannot enter the second air inlet channel 310 through the gap between the limiting member 120 and the inner side surface of the sound insulation coaming 30, but enters the second air inlet channel 310 through the air inlet gap 301. In this embodiment, the limiting member 120 and the sound insulation coaming 30 are used to limit the position of the sound insulation coaming 30 in the horizontal direction, and the two are enclosed to form the air inlet notch 301, so that the design is ingenious.
Further, a limiting edge 302 is arranged at the bottom of the sound insulation coaming 30, and the limiting edge 302 extends towards the direction of the combustor 10; when the burner 10 is assembled with the soundproof coaming 30, the lower end of the stopper 120 abuts against the upper side surface of the stopper edge 302. In this embodiment, the limiting edge 302 abuts against the limiting member 120, so that the position of the soundproof cover 30 can be defined in the vertical direction.
Further, the sound insulation bottom box 40 and the baffle 20 are connected and fixed with the limit edge 302 through fasteners. Specifically, the spacing limit 302 is last to be equipped with the mounting hole, the sound insulation end box 40 with all be provided with on the baffle 20 with the locating hole that the mounting hole corresponds the setting, the fastener is the lock bolt, through the lock bolt passes in proper order the sound insulation box the baffle 20 back locking is fixed on the spacing limit 302 is last, in order to realize the acoustic celotex board baffle 20 the installation connection of acoustic celotex board 30. In other embodiments, the fixing may also be achieved by riveting.
In one embodiment, a heat dissipation channel 320 is further disposed between the sound insulation coaming 30 and the burner 10, the heat dissipation channel 320 is communicated with the air inlet 303 on the sound insulation coaming 30, and the heat dissipation channel 320 is further communicated with the air outlet 101 on the inner side wall of the burner 10. Specifically, the combustion heat exchange system is equipped with a heat exchanger and a fan, when the gas water heater works, the fan works and generates suction force, air enters between the sound insulation coaming 30 and the burner 10 from the air inlet holes 303, and the air is split into two air flows under the action of the fan, wherein one air flow (namely combustion-supporting air flow) enters the burner 10 through the second air inlet channel 310 and the first air inlet channel 210 and is mixed with gas for combustion; the other air flow (i.e. the heat dissipation air flow) enters the burner 10 (located below the heat exchanger) through the heat dissipation channel 320 and the air exhaust hole 101, and the heat dissipation air flow is utilized to dissipate heat on the peripheral side of the burner 10 (i.e. the case 110 of the burner 10), so that the temperature rise of the surface of the combustion chamber is effectively reduced, and the problems of discoloration and damage caused by overhigh temperature of the case 110 of the combustion chamber are avoided; and the heat-dissipating air flow eventually enters the interior of the burner 10 and can act into the heat exchanger.
In one embodiment, the heat dissipation channel 320 is located above the second air intake channel 310, and the air intake holes 303 are disposed near the lower side of the soundproof shroud 30; the exhaust hole 101 is provided near the upper side of the burner 10 such that the heat dissipation path 320 covers as much area as possible on the case 110 of the burner 10.
In one embodiment, the baffle 30 is coupled to the burner 10 by a locking bolt.
In one embodiment, the combustion heat exchange system further comprises a baffle plate, the baffle plate is located at the air inlet of the combustor 10, and a plurality of through holes are formed in the baffle plate, so that air is uniformly transferred into the combustor 10 and is fully mixed with fuel gas.
In one embodiment, a vent 401 is provided on one side of the sound insulation bottom box 40, the vent 401 is communicated with the sound insulation cavity, so that when the sound insulation cavity is used as a closed space, the sound insulation bottom box 40 is deformed due to expansion of air in the sound insulation cavity caused by heating.
The utility model also provides a gas water heater, which comprises a shell and the combustion heat exchange system; the combustion heat exchange system is disposed within the housing.
Variations and modifications to the above would be obvious to persons skilled in the art to which the utility model pertains from the foregoing description and teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.
Claims (10)
1. A combustion heat exchange system, comprising:
the bottom side surface of the burner is provided with an air inlet;
the baffle plate is arranged below the burner and forms a first air inlet channel with the air inlet;
the sound insulation coaming is arranged on the periphery of the combustor and forms a second air inlet channel with the combustor, the second air inlet channel is communicated with the first air inlet channel, and the second air inlet channel is also communicated with an air inlet hole on the sound insulation coaming;
and the sound insulation bottom box is arranged below the baffle plate and forms a sound insulation cavity with the baffle plate.
2. The combustion heat exchange system as set forth in claim 1, wherein:
the second air inlet channel is communicated with the first air inlet channel through an air inlet notch, wherein the air inlet notch is positioned at a corner position between the combustor and the sound insulation coaming.
3. The combustion heat exchange system as set forth in claim 2, wherein:
a limiting piece is arranged on the periphery of the combustor;
when the combustor is assembled with the sound insulation coaming, the limiting piece abuts against the inner side face of the sound insulation coaming, so that the air inlet notch is formed between the limiting pieces on two adjacent sides of the combustor and the sound insulation coaming.
4. A combustion heat exchange system as claimed in claim 3, wherein:
the bottom of the sound insulation coaming is provided with a limit edge, and the limit edge extends towards the direction of the burner;
when the combustor is assembled with the sound insulation coaming, the lower end of the limiting piece abuts against the upper side face of the limiting edge.
5. The combustion heat exchange system as set forth in claim 4, wherein:
the sound insulation bottom box and the baffle are fixedly connected with the limiting edge through fasteners.
6. The combustion heat exchange system as set forth in claim 1, wherein:
the sound insulation coaming is characterized in that a heat dissipation channel is further arranged between the sound insulation coaming and the burner, the heat dissipation channel is communicated with an air inlet hole in the sound insulation coaming, and the heat dissipation channel is further communicated with an air outlet hole in the inner side wall of the burner.
7. The combustion heat exchange system as set forth in claim 6, wherein:
the air inlet holes are arranged close to the lower side of the sound-insulation coaming;
the exhaust hole is arranged near the upper side of the burner.
8. The combustion heat exchange system as set forth in claim 1, wherein:
the combustion heat exchange system further comprises a guide plate, wherein the guide plate is positioned at the air inlet of the combustor, and a plurality of through holes are formed in the guide plate.
9. The combustion heat exchange system as set forth in claim 1, wherein:
one side of the sound insulation bottom box is provided with a vent hole, and the vent hole is communicated with the sound insulation cavity.
10. A gas water heater comprising a housing and a combustion heat exchange system as claimed in any one of claims 1 to 9; the combustion heat exchange system is disposed within the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322028587.4U CN220366545U (en) | 2023-07-31 | 2023-07-31 | Gas water heater and combustion heat exchange system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322028587.4U CN220366545U (en) | 2023-07-31 | 2023-07-31 | Gas water heater and combustion heat exchange system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220366545U true CN220366545U (en) | 2024-01-19 |
Family
ID=89513545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322028587.4U Active CN220366545U (en) | 2023-07-31 | 2023-07-31 | Gas water heater and combustion heat exchange system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220366545U (en) |
-
2023
- 2023-07-31 CN CN202322028587.4U patent/CN220366545U/en active Active
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