CN210441523U - A kind of refrigerator - Google Patents
A kind of refrigerator Download PDFInfo
- Publication number
- CN210441523U CN210441523U CN201921569124.6U CN201921569124U CN210441523U CN 210441523 U CN210441523 U CN 210441523U CN 201921569124 U CN201921569124 U CN 201921569124U CN 210441523 U CN210441523 U CN 210441523U
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- refrigerator
- power amplifier
- sound
- exciter
- driving unit
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Abstract
The utility model provides a refrigerator, include: the refrigerator comprises a refrigerator body and a sound generating device; the sound generating device comprises: the power amplifier comprises an exciter, a power amplifier driving unit and a frequency division unit; the sounding device is arranged on the box wall of the refrigerator body; the exciter is connected with the power amplifier driving unit; the frequency division unit is connected with the power amplifier driving unit; the frequency dividing unit is used for dividing the frequency of the received sound signal and outputting the sound signal after frequency division to the power amplifier driving unit; and the power amplifier driving unit is used for driving the exciter to sound according to the sound signal after frequency division sent by the frequency division unit. The utility model provides a refrigerator can gain better pronunciation effect under the thinner condition of assurance refrigerator tank wall.
Description
Technical Field
The utility model relates to a refrigerator technical field, in particular to refrigerator.
Background
With the development of refrigerators, thin walls become one of important trends, and the largest advantage brought by the thin walls is that the volume ratio is increased, the refrigerator with the same appearance and volume can store more food materials, and the thin walls are reduced to 40mm from 70mm at the early stage. Along with the AI intelligent technology deepening, the refrigerator no longer satisfies single food material storage in earlier stage, has increased large-screen display and pronunciation unit, injects scientific and technological vigor for the family life.
The pronunciation unit in the existing refrigerator is mainly realized through a sound box, and along with the increase of power, the size of the sound box is thicker and thicker, so that the box wall of the refrigerator is thicker and thicker. Therefore, in the prior art, if a better sound production effect is to be obtained, the thickness of the wall of the refrigerator needs to be increased.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a refrigerator can gain better pronunciation effect under the thinner condition of assurance refrigerator tank wall.
An embodiment of the utility model provides a refrigerator, include:
the refrigerator comprises a refrigerator body and a sound generating device;
the sound generating device comprises: the power amplifier comprises an exciter, a power amplifier driving unit and a frequency division unit;
the sounding device is arranged on the box wall of the refrigerator body;
the exciter is connected with the power amplifier driving unit;
the frequency division unit is connected with the power amplifier driving unit;
the frequency dividing unit is used for dividing the frequency of the received sound signal and outputting the sound signal after frequency division to the power amplifier driving unit;
and the power amplifier driving unit is used for driving the exciter to sound according to the sound signal after frequency division sent by the frequency division unit.
Alternatively,
a groove is formed in the wall of the refrigerator body, and the opening of the groove faces the outside of the refrigerator;
the sound generating device is arranged inside the groove.
Alternatively,
the refrigerator further includes: a protective cover;
the sounding device is attached to the outward side of the box wall;
the protective cover covers the sound generating device.
Alternatively,
a cavity is arranged in the foaming layer of the refrigerator body;
the sound generating device is embedded in the cavity.
Alternatively,
the frequency dividing unit comprises: a frequency divider;
the power amplifier driving unit comprises: a power amplifier.
Alternatively,
the sound generating device further comprises: a pronunciation aid material;
the sound-emitting auxiliary material is disposed between the exciter and the tank wall.
Alternatively,
the pronunciation aid material includes: a honeycomb paperboard.
Alternatively,
the sound production device is arranged on the box wall at the top of the refrigerator body.
Alternatively,
the sounding device is arranged on the box wall on the side face of the refrigerator body.
Alternatively,
the sounding device is arranged on the box wall made of sheet metal materials in the refrigerator body.
The embodiment of the utility model provides an in, constitute sound generating mechanism by exciter, frequency division unit and power amplifier drive unit, set up this sound generating mechanism on the tank wall of refrigerator body, can be so that the refrigerator sound production through this sound generating mechanism, wherein, under the same output, the size of exciter will be less than the size of audio amplifier, like this, can gain better pronunciation effect under the thinner condition of assurance refrigerator tank wall.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described 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 schematic view of a refrigerator according to an embodiment of the present invention;
fig. 2 is a schematic view of another refrigerator according to an embodiment of the present invention;
fig. 3 is a schematic view of another refrigerator according to an embodiment of the present invention;
fig. 4 is a schematic view of another refrigerator according to an embodiment of the present invention;
fig. 5 is a schematic diagram illustrating a position of a pronunciation aid according to an embodiment of the present invention.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, rather than all embodiments, based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a refrigerator, including:
a refrigerator body 1 and a sound generating device 2;
the sound generating device 2 includes: the exciter 21, the power amplifier driving unit 22 and the frequency dividing unit 23;
the sound generating device 2 is arranged on the box wall 11 of the refrigerator body 1;
the exciter 21 is connected with the power amplifier driving unit 22;
the frequency dividing unit 23 is connected with the power amplifier driving unit 22;
the frequency dividing unit 23 is configured to divide the frequency of the received sound signal, and output the frequency-divided sound signal to the power amplifier driving unit 22;
the power amplifier driving unit 22 is configured to drive the exciter 21 to generate sound according to the frequency-divided sound signal sent by the frequency dividing unit 23.
The embodiment of the utility model provides an in, constitute sound generating mechanism by exciter, frequency division unit and power amplifier drive unit, set up this sound generating mechanism on the tank wall of refrigerator body, can be so that the refrigerator sound production through this sound generating mechanism, wherein, under the same output, the size of exciter will be less than the size of audio amplifier, like this, can gain better pronunciation effect under the thinner condition of assurance refrigerator tank wall.
In the embodiment of the present invention, the power amplifier driving unit is used for amplifying the received sound signal, and drives the exciter to output the amplified sound signal.
The embodiment of the utility model provides an in, can carry out the frequency division to the sound signal that needs were exported through the frequency division unit, can fall into the sound signal of high frequency, intermediate frequency, low frequency, then export for power amplifier drive unit, amplify the back through power amplifier drive unit, export by the exciter.
As shown in fig. 2, in an embodiment of the present invention, a groove is provided on a wall 11 of the refrigerator body 1, and an opening of the groove 12 faces to an outside of the refrigerator;
the sound generating device 2 is arranged inside the groove 12.
The embodiment of the utility model provides an in, place sound generating mechanism through set up the recess on the tank wall at the refrigerator body, like this, can not influence the thickness of refrigerator tank wall, can be under the thinner condition of refrigerator tank wall keeping for the refrigerator sound production.
The recess in fig. 2 is provided in a side wall of the refrigerator, but it may be provided in a top portion of the refrigerator, etc.
As shown in fig. 3, in an embodiment of the present invention, the refrigerator further includes: a protective cover 3;
the sounding device 2 is attached to one outward side of the box wall 11 of the refrigerator body;
the protective cover 3 covers the sound generating device 2.
The embodiment of the utility model provides an in, sound generating mechanism protrusion is outside the refrigerator tank wall, avoids sound generating mechanism to be damaged through the safety cover, has improved sound generating mechanism's security. The realization mode does not influence the thickness of the wall of the refrigerator, and the refrigerator can sound under the condition of keeping the wall of the refrigerator thin.
The protective cover in fig. 3 is provided on a side wall of the refrigerator, but of course, the protective cover may be provided on a top portion of the refrigerator or the like.
As shown in fig. 4, in an embodiment of the present invention, a cavity 14 is disposed in the foaming layer 13 of the refrigerator body;
the sound generating device 2 is embedded in the cavity 14.
The embodiment of the utility model provides an in, sound generating mechanism is embedded in the foaming layer, neither can influence the whole outward appearance of refrigerator, also can not influence the thickness of refrigerator tank wall, can be under the condition that keeps the refrigerator tank wall thinner for refrigerator sound production
The cavity in fig. 4 is provided in a side wall of the refrigerator, but it may be provided in a top portion of the refrigerator, etc.
In an embodiment of the present invention, the frequency dividing unit includes: a frequency divider;
the power amplifier driving unit comprises: a power amplifier.
As shown in fig. 5, in an embodiment of the present invention, the sound generating device further includes: the sounding auxiliary material 24;
the sound-generating auxiliary material 24 is arranged between the exciter 21 and the tank wall 11.
In the embodiment of the utility model, can paste tank wall and exciter respectively at pronunciation auxiliary material both sides. The sound that the exciter sent can promote the low frequency curve behind pronunciation auxiliary material, can carry out the audio compensation to the sound that the exciter sent, can promote the audio of output sound, more pleasing to the ear and listen.
In an embodiment of the present invention, the pronunciation auxiliary material includes: a honeycomb paperboard.
The utility model discloses an in the embodiment, sound generating mechanism sets up on the tank wall at the top of refrigerator body.
The utility model discloses an in the embodiment, sound generating mechanism sets up on the tank wall of the side of refrigerator body.
The utility model relates to an embodiment, sound generating mechanism sets up on the tank wall of making by the sheet metal material in the refrigerator body.
The embodiment of the utility model provides an in, after sound signal input power amplifier drive unit, power amplifier drive unit enlargies sound signal, and the sound signal after the drive exciter output is enlargied produces the vibration during exciter output sound signal, drives the tank wall vibration of making by the panel beating material, and the exciter produces the audio stack with the tank wall, can promote the audio.
In an embodiment of the present invention, the exciter may be formed by a magnet, a voice coil, a rubber ring, and the like.
The exciter can be 2w, 5w, 10w and the like.
It should be noted that: the sound signal received by the sound generating device can be from a processor (for example, a processor for controlling a display screen of the refrigerator) which is arranged in the refrigerator, or can be from an audio signal source which is arranged outside the refrigerator.
In one implementation mode, after the sound signal enters the frequency dividing unit, the frequency dividing unit divides the sound signal into a high-intermediate frequency signal and a low-intermediate frequency signal, and then the high-intermediate frequency signal and the low-intermediate frequency signal are driven to be amplified through a power amplifier, so that the exciter is driven to sound.
The embodiment of the utility model provides an in, based on frequency division unit and sound generating mechanism's mounted position's setting, can make the high and medium low frequency response of the sound of output better, the tone quality audio is better. In addition, the characteristics of the thin wall of the box body and the sound cavity effect are utilized to generate sound effect superposition and resonance.
The embodiment of the utility model provides a pair of refrigerator is suitable for refrigerator pronunciation problem under the condition that the wall thickness size is thin partially, avoids audio amplifier wind channel trompil simultaneously.
The embodiment of the utility model provides a pair of refrigerator utilizes the exciter vibration to drive the irregular vibration of refrigerator surface, utilizes the sound chamber effect to produce the audio stack simultaneously, realizes the face field sound production and the audio promotes.
The embodiment of the utility model provides an in the sound generating mechanism suggestion install rigid surfaces such as plastic casing, toughened glass or various steel sheets.
It should also be noted that:
the sound production device is used in combination with the box wall of the refrigerator body.
The setting position of the sound generating device can be selected according to the reality, and a surface with better elasticity is selected preferably.
The sound production device is used by combining the box wall of the refrigerator body, the box wall is driven by the exciter to vibrate to produce sound, and meanwhile, the tone quality is improved by means of the frequency division unit and the sound production auxiliary material.
The utility model discloses each embodiment has following beneficial effect at least:
1. the embodiment of the utility model provides an in, constitute sound generating mechanism by exciter, frequency division unit and power amplifier drive unit, set up this sound generating mechanism on the tank wall of refrigerator body, can be so that the refrigerator sound production through this sound generating mechanism, wherein, under the same output, the size of exciter will be less than the size of audio amplifier, like this, can gain better pronunciation effect under the thinner condition of assurance refrigerator tank wall.
2. In the embodiment of the utility model, can paste tank wall and exciter respectively at pronunciation auxiliary material both sides. The sound that the exciter sent can promote the low frequency curve behind pronunciation auxiliary material, can carry out the audio compensation to the sound that the exciter sent, can promote the audio of output sound, more pleasing to the ear and listen.
3. The embodiment of the utility model provides an in, after sound signal input power amplifier drive unit, power amplifier drive unit enlargies sound signal, and the sound signal after the drive exciter output is enlargied produces the vibration during exciter output sound signal, drives the tank wall vibration of making by the panel beating material, and the exciter produces the audio stack with the tank wall, can promote the audio.
Finally, it is to be noted that: the above description is only the preferred embodiment of the present invention, which is only used to illustrate the technical solution of the present invention, and is not used to limit the protection scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention is included in the protection scope of the present invention.
Claims (10)
1. A refrigerator, characterized by comprising:
the refrigerator comprises a refrigerator body and a sound generating device;
the sound generating device comprises: the power amplifier comprises an exciter, a power amplifier driving unit and a frequency division unit;
the sounding device is arranged on the box wall of the refrigerator body;
the exciter is connected with the power amplifier driving unit;
the frequency division unit is connected with the power amplifier driving unit;
the frequency dividing unit is used for dividing the frequency of the received sound signal and outputting the sound signal after frequency division to the power amplifier driving unit;
and the power amplifier driving unit is used for driving the exciter to sound according to the sound signal after frequency division sent by the frequency division unit.
2. The refrigerator according to claim 1,
a groove is formed in the wall of the refrigerator body, and the opening of the groove faces the outside of the refrigerator;
the sound generating device is arranged inside the groove.
3. The refrigerator according to claim 1,
further comprising: a protective cover;
the sounding device is attached to the outward side of the box wall;
the protective cover covers the sound generating device.
4. The refrigerator according to claim 1,
a cavity is arranged in the foaming layer of the refrigerator body;
the sound generating device is embedded in the cavity.
5. The refrigerator according to claim 1,
the frequency dividing unit comprises: a frequency divider;
the power amplifier driving unit comprises: a power amplifier.
6. The refrigerator according to claim 1,
the sound generating device further comprises: a pronunciation aid material;
the sound-emitting auxiliary material is disposed between the exciter and the tank wall.
7. The refrigerator according to claim 6,
the pronunciation aid material includes: a honeycomb paperboard.
8. The refrigerator according to claim 1,
the sound production device is arranged on the box wall at the top of the refrigerator body.
9. The refrigerator according to claim 1,
the sounding device is arranged on the box wall on the side face of the refrigerator body.
10. The refrigerator according to any one of claims 1 to 9,
the sounding device is arranged on the box wall made of sheet metal materials in the refrigerator body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921569124.6U CN210441523U (en) | 2019-09-19 | 2019-09-19 | A kind of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921569124.6U CN210441523U (en) | 2019-09-19 | 2019-09-19 | A kind of refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210441523U true CN210441523U (en) | 2020-05-01 |
Family
ID=70410929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921569124.6U Active CN210441523U (en) | 2019-09-19 | 2019-09-19 | A kind of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210441523U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115474140A (en) * | 2021-06-11 | 2022-12-13 | 海信视像科技股份有限公司 | Refrigerator with a door |
| CN115468355A (en) * | 2021-06-11 | 2022-12-13 | 海信视像科技股份有限公司 | Refrigerator |
| WO2022257508A1 (en) * | 2021-06-11 | 2022-12-15 | 海信视像科技股份有限公司 | Refrigerator |
| CN115493352A (en) * | 2021-06-17 | 2022-12-20 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN115493349A (en) * | 2021-06-17 | 2022-12-20 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN115493351A (en) * | 2021-06-17 | 2022-12-20 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN115493350A (en) * | 2021-06-17 | 2022-12-20 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
-
2019
- 2019-09-19 CN CN201921569124.6U patent/CN210441523U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115474140A (en) * | 2021-06-11 | 2022-12-13 | 海信视像科技股份有限公司 | Refrigerator with a door |
| CN115468355A (en) * | 2021-06-11 | 2022-12-13 | 海信视像科技股份有限公司 | Refrigerator |
| WO2022257508A1 (en) * | 2021-06-11 | 2022-12-15 | 海信视像科技股份有限公司 | Refrigerator |
| CN115468355B (en) * | 2021-06-11 | 2024-03-01 | 海信视像科技股份有限公司 | Refrigerator with a refrigerator body |
| CN115493352A (en) * | 2021-06-17 | 2022-12-20 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN115493349A (en) * | 2021-06-17 | 2022-12-20 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN115493351A (en) * | 2021-06-17 | 2022-12-20 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN115493350A (en) * | 2021-06-17 | 2022-12-20 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
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