CN213454294U

CN213454294U - Gas water heater with noise reduction function

Info

Publication number: CN213454294U
Application number: CN202021580997.XU
Authority: CN
Inventors: 韩君庆; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-06-15
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a gas water heater with noise reduction function, which comprises a water tank shell, a burner and a heat exchanger, wherein the burner and the heat exchanger are arranged in the water tank shell, and also comprises a first sound guide channel, a second sound guide channel and a silencing cavity, a first inlet and a second inlet are arranged on the silencing cavity, one end of the first sound guide channel is communicated with the water tank shell, the other end of the first sound guide channel is communicated with the first inlet, one end of the second sound guide channel is communicated with the water tank shell, the other end of the second sound guide channel is communicated with the second inlet, a super-surface structure is arranged in the silencing cavity between the first inlet and the second inlet, the super surface structure comprises a plurality of groups of baffle components, each group of baffle components respectively comprises a plurality of baffles which are distributed in a staggered mode, the noise is low, and the use experience of a user can be improved to a certain extent.

Description

Gas water heater with noise reduction function

Technical Field

The utility model relates to a water heater technical field especially relates to a gas heater with function of making an uproar is fallen.

Background

In the related art, the gas water heater is accepted by consumers due to the advantages of energy conservation, environmental protection and the like, but the noise problem of the gas water heater during operation is also troubled. It is understood that the national standard requires no more than 65 db for the combustion noise of a gas water heater, while the noise generated by a common gas water heater during operation is generally more than 55 db. If the noise level is too high, the hearing of the person is affected. According to the medical experiment data, the noise value exceeds 50 decibels, which is equivalent to that a person speaks loudly, and normal life is influenced; 60-70 dB is equivalent to standing on a street with calm Sichuan streams, which can cause people to be upset and confused and not be concentrated; above 90 db is equivalent to a noisy bar, and long-term life in such a noisy environment can seriously affect hearing and cause other diseases such as cardiovascular diseases. Therefore, the noise becomes the technical problem to be solved urgently in the existing gas water heater. Along with the improvement of the requirements of people on the living quality, users pay more and more attention to the size of the noise parameter of the gas water heater when purchasing the gas water heater, so that the quality of the noise performance is a big key factor of the product competitiveness.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides a gas heater with function of making an uproar falls, its noise is low, can improve user's use experience to a certain extent.

The above purpose is realized by the following technical scheme:

the utility model provides a gas heater with function of making an uproar is fallen, includes water tank shell, combustor and heat exchanger, wherein the combustor with the heat exchanger set up in water tank shell the inside, still including first leading sound passageway, second leading sound passageway and amortization chamber be provided with first entry and second entry on the amortization chamber, first leading sound passageway one end with water tank shell intercommunication, the other end with first entry intercommunication, second leading sound passageway one end with water tank shell intercommunication, the other end with second entry intercommunication first entry with between the second entry be provided with super surface structure in the amortization chamber, super surface structure includes a plurality of groups of baffle subassembly, every group the baffle subassembly includes a plurality of crisscross baffles that distribute respectively.

In some embodiments, the baffle plate assembly comprises an array of first baffle plates and an array of second baffle plates, and the first baffle plates and the second baffle plates are sequentially staggered.

In some embodiments, the first baffle and the second baffle are sequentially overlapped and staggered, and the overlapped part of the first baffle and the second baffle is 1/2, 1/4, 3/4 or 1 of the length of the first baffle or the second baffle.

In some embodiments, a first perforated plate is disposed between the first inlet and the super surface structure, and a second perforated plate is disposed between the second inlet and the super surface structure.

In some embodiments, the ratio of the outlet diameter to the inlet diameter of the first sound guiding channel is between 1:2 and 1: 3.

In some embodiments, the ratio of the outlet diameter to the inlet diameter of the second sound guiding channel is between 1:2 and 1: 3.

In some embodiments, the junction of the first sound-guiding channel and the radiator housing, and the junction of the second sound-guiding channel and the radiator housing are located between the burner and the heat exchanger.

Compared with the prior art, the utility model discloses an at least including following beneficial effect:

1. the utility model provides a gas heater with function of making an uproar is fallen, its noise is low, can improve user's use experience to a certain extent.

Drawings

FIG. 1 is a partial perspective view of a gas water heater in an embodiment;

FIG. 2 is a schematic perspective view of a sound-deadening chamber in the embodiment;

FIG. 3 is a schematic structural view of a sound-deadening chamber in the embodiment.

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.

The first embodiment is as follows: as shown in fig. 1, fig. 2 and fig. 3, the embodiment provides a gas water heater with noise reduction function, including water tank shell 1, burner and heat exchanger, wherein burner and heat exchanger set up in water tank shell 1 the inside, still including first leading sound passageway 2, second leading sound passageway 3 and amortization chamber 4, be provided with first entry 401 and second entry 402 on amortization chamber 4, first leading sound passageway 2 one end and water tank shell 1 intercommunication, the other end and first entry 401 intercommunication, second leading sound passageway 3 one end and water tank shell 1 intercommunication, the other end and second entry 402 intercommunication, between first entry 401 and second entry 402, be provided with super surface structure 5 in the amortization chamber 4, super surface structure 5 includes a plurality of baffle assemblies 50 of group, every baffle assembly 50 of group includes a plurality of baffle that staggeredly distributes respectively.

The gas heater of this embodiment, its noise is low, can improve user's use experience to a certain extent. Specifically, indexes such as noise of the gas water heater can be obviously reduced, the user experience degree is improved, and the product competitiveness of a company is improved.

The acoustic wave super surface is a product which is extremely thin and light in pursuit of a wave control function structure, and is an acoustic wave super material research branch which has been started in recent years, the super surface refers to an acoustic structure with the geometric thickness far smaller than the working wavelength, and the typical wave control function of the acoustic wave super surface is the regulation and control of an acoustic wave front;

according to the Huygens principle, the wave front at the next moment is the envelope surface generated when each point on the wave front at the current moment is taken as a wave source, so that the wave front of a scattered sound field can be modulated by changing the phase gradient of sound waves on an interface by using the super-surface structure.

Be provided with super surface structure 5 in amortization chamber 4, the produced noise of part during operation in the water tank shell 1 leads sound passageway 2 and second and leads sound passageway 3 through first entry 401 and second entry 402, and super surface structure 5 that constitutes through crisscross distribution's baffle can make the sound wave of both sides produce different phase differences when meeting to reduce sound vibration intensity, realize the resistance noise elimination.

In addition, only sound conduction is carried out in the first sound guide channel 2 and the second sound guide channel 3, no fluid flows, and heat and smoke generated by combustion cannot flow out of the first sound guide channel 2 and the second sound guide channel 3, so that energy loss cannot be caused, and the original combustion and heat exchange effects of the gas water heater can be ensured.

In this embodiment, the baffle plate assembly 50 includes a row of first baffle plates 501 and a row of second baffle plates 502, the first baffle plates 501 and the second baffle plates 502 are distributed in a staggered manner in sequence, preferably, the row of first baffle plates 501 may include a plurality of first baffle plates 501 distributed at intervals, the row of second baffle plates 502 may include a plurality of second baffle plates 502 distributed at intervals, the first baffle plates 501 and the second baffle plates 502 are distributed in a staggered manner in a overlapping manner in sequence or distributed in a staggered manner in a non-overlapping manner in sequence, and the structure is simple, the design is reasonable, the design is ingenious, the sound vibration intensity can be further reduced, and the resistance noise elimination is realized.

In this embodiment, the first baffle 501 and the second baffle 502 are overlapped and staggered in sequence, the overlapped part of the first baffle 501 and the second baffle 502 is 1/2, 1/4, 3/4 or 1 of the length of the first baffle 501 or the second baffle 502, the structure is simple, the design is reasonable and ingenious, and by reasonably setting the overlapped part of the first baffle 501 and the second baffle 502, the sound waves at two sides can generate different phase differences when meeting, so that the sound vibration intensity is reduced, and the resistance noise elimination is realized.

Preferably, a first porous plate 6 is arranged between the first inlet 401 and the spiral super-surface structure 5, a second porous plate 7 is arranged between the second inlet 402 and the spiral super-surface structure 5, and sound can enter the spiral super-surface structure 5 more uniformly through the arranged first porous plate 6 and the second porous plate 7, so that the aims of further reducing the sound vibration intensity and realizing the resistance noise elimination are fulfilled.

In the embodiment, the ratio of the outlet diameter to the inlet diameter of the first sound guide channel 2 is 1:2 to 1:3, the ratio of the outlet diameter to the inlet diameter of the second sound guide channel 3 is 1:2 to 1:3, the structure is simple, the design is reasonable and ingenious, the diameters of the first sound guide channel 2 and the second sound guide channel 3 are gradually closed along with the propagation of sound, and the ratio of the outlet diameter to the inlet diameter is 1:2 to 1:3, so that the aims of further reducing the vibration intensity of the sound and realizing the resistance noise elimination can be achieved.

In the present embodiment, the joint of the first sound guiding channel 2 and the water tank housing 1 and the joint of the second sound guiding channel 3 and the water tank housing 1 are located between the burner and the heat exchanger, and generally, the noise between the burner and the heat exchanger in the water tank housing 1 is the largest, and the inlet of the first sound guiding channel 2 and the inlet of the second sound guiding channel 3 are arranged between the burner and the heat exchanger, so that the noise in the water tank housing 1 can be sufficiently guided into the silencing chamber 4 to realize the reactive silencing.

In this embodiment, the inlets of the first sound guiding channel 2 and the second sound guiding channel 3 are respectively connected with two opposite outer surfaces of the water tank shell 1, so as to achieve better noise reduction and silencing effects.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. A gas water heater with noise reduction function comprises a water tank shell (1), a burner and a heat exchanger, wherein the burner and the heat exchanger are arranged in the water tank shell (1), and is characterized by further comprising a first sound guide channel (2), a second sound guide channel (3) and a sound attenuation cavity (4), a first inlet (401) and a second inlet (402) are arranged on the sound attenuation cavity (4), one end of the first sound guide channel (2) is communicated with the water tank shell (1), the other end of the first sound guide channel is communicated with the first inlet (401), one end of the second sound guide channel (3) is communicated with the water tank shell (1), the other end of the second sound guide channel is communicated with the second inlet (402), a super-surface structure (5) is arranged between the first inlet (401) and the second inlet (402) and in the sound attenuation cavity (4), the super-surface structure (5) comprises a plurality of groups of baffle plate assemblies (50), and each group of baffle plate assemblies (50) respectively comprises a plurality of baffles which are distributed in a staggered mode.

2. A gas water heater with noise reduction function according to claim 1, characterized in that the baffle plate assembly (50) comprises an array of first baffle plates (501) and an array of second baffle plates (502), and the first baffle plates (501) and the second baffle plates (502) are distributed in a staggered manner in sequence.

3. A gas water heater with noise reduction function according to claim 2, wherein the first baffle (501) and the second baffle (502) are sequentially overlapped and staggered, and the overlapping length of the first baffle (501) and the second baffle (502) is 1/2, 1/4, 3/4 or 1 of the length of the first baffle (501) or the second baffle (502).

4. A gas water heater with noise reduction function according to claim 1, 2 or 3, characterized in that a first porous plate (6) is arranged between the first inlet (401) and the super surface structure (5) and a second porous plate (7) is arranged between the second inlet (402) and the super surface structure (5).

5. A gas water heater with noise reduction function according to claim 1, 2 or 3, characterized in that the ratio of the outlet diameter and the inlet diameter of the first sound guiding channel (2) is between 1:2 and 1: 3.

6. A gas water heater with noise reduction function according to claim 1, 2 or 3, characterized in that the ratio of the outlet diameter and the inlet diameter of the second sound guiding channel (3) is between 1:2 and 1: 3.

7. A gas water heater with noise reduction function according to claim 1, 2 or 3, characterized in that the junction of the first sound guiding channel (2) and the water tank housing (1) and the junction of the second sound guiding channel (3) and the water tank housing (1) are located between the burner and the heat exchanger.