CN207420981U - Denoising device and cooking apparatus - Google Patents
Denoising device and cooking apparatus Download PDFInfo
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- CN207420981U CN207420981U CN201721364379.XU CN201721364379U CN207420981U CN 207420981 U CN207420981 U CN 207420981U CN 201721364379 U CN201721364379 U CN 201721364379U CN 207420981 U CN207420981 U CN 207420981U
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- silencing cavity
- blast pipe
- exhaust duct
- denoising device
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Abstract
The utility model provides a kind of denoising device and a kind of cooking apparatus, and denoising device is used for cooking apparatus, and cooking apparatus includes wind turbine, and denoising device includes：Silencing cavity, silencing cavity include air inlet and exhaust outlet, and air inlet is connected with the wind turbine of cooking apparatus；Blast pipe mounted on one end of silencing cavity, is connected with air inlet；Exhaust duct mounted on the other end of silencing cavity, is connected with exhaust outlet；Wherein, blast pipe is staggered with exhaust duct, so that blast pipe is misaligned with exhaust duct after extending.Denoising device provided by the utility model, silencing cavity may be such that the sound wave that wind turbine generates eliminates partial noise in silencing cavity by repeatedly reflecting, blast pipe is set to be staggered with exhaust duct, refraction path of the wind in silencing cavity can be increased, so as to increase the refraction path of sound wave, noise reduction is further promoted, so as to effectively eliminate the noises such as the leaf generated in blower fan work frequency, promotes user experience.
Description
Technical field
The utility model is related to cooking apparatus technical field, in particular to a kind of denoising device and a kind of cooking pot
Tool.
Background technology
Existing automatic cooker into traveling rice and need to wash the functions such as rice using air blower, can be generated in the air blower course of work
Noise reaches 81dB or so, so that user feels uncomfortable and irritated in use, seriously affects user experience.For drop
Low noise, this programme propose the increase silencing apparatus at blower export, and being mainly characterized by for the silencing apparatus is broad in the middle, both ends
Small, maximum secting area and the blast pipe sectional area of intermediate silencing cavity have certain area ratio, are disappeared using the changes of section of silencing apparatus
Except noises such as the leaf frequencies generated in blower fan work.
Utility model content
The utility model is intended at least solve one of technical problem present in the prior art or correlation technique.
For this purpose, the one side of the utility model is, a kind of denoising device is provided.
The other side of the utility model is, provides a kind of cooking apparatus.
In view of this, the first aspect according to the present utility model, the utility model provide a kind of denoising device, are used for
Cooking apparatus, cooking apparatus include wind turbine, and denoising device includes：Silencing cavity, silencing cavity include air inlet and exhaust outlet, air inlet
It is connected with the wind turbine of cooking apparatus；Blast pipe mounted on one end of silencing cavity, is connected with air inlet；Exhaust duct is mounted on
The other end of silencing cavity, is connected with exhaust outlet；Wherein, blast pipe is staggered with exhaust duct so that blast pipe extend after with
Exhaust duct is misaligned.
Denoising device provided by the utility model includes silencing cavity, and silencing cavity includes air inlet and exhaust outlet, silencing cavity
Air inlet be connected with the air outlet of wind turbine, blast pipe be mounted on silencing cavity one end be connected with air inlet, blown in wind turbine
The wind gone out is blown by air inlet inside silencing cavity, and the air-flow that silencing cavity can blow out wind turbine plays the role of buffering so that wind
The sound wave that machine generates eliminates partial noise in silencing cavity by repeatedly reflecting, and blast pipe is set staggeredly to be set with exhaust duct
It puts, so that blast pipe is misaligned with exhaust duct after extending, i.e., blast pipe is not coaxially disposed with exhaust duct, and wind can be avoided much smoother
Exhaust duct is blown by blast pipe and is discharged, increases refraction path of the wind in silencing cavity, so as to increase the refraction path of sound wave,
Noise reduction is further promoted, so as to effectively eliminate the noises such as the leaf generated in blower fan work frequency, reduces wind turbine blowout
The noise that wind generates, and then promote user experience.
In addition, the air outlet of wind turbine is connected with the air inlet of silencing cavity, blast pipe be mounted on one end of silencing cavity with
Air inlet is connected so that the structure of denoising device is simple, wind turbine and denoising device it is easy to assembly, convenient for batch production, from
And the cost of product is reduced, improve the competitiveness of product in market.
In addition, the denoising device in above-mentioned technical proposal provided by the utility model can also have following supplementary technology spy
Sign：
In the above-mentioned technical solutions, it is preferable that silencing cavity edge is perpendicular to the area of section and air inlet of blast pipe extending direction
The ratio of the area of section of pipe is more than or equal to 0.2 and less than or equal to 0.5.
In the technical scheme, by by silencing cavity along the area of section and blast pipe perpendicular to blast pipe extending direction
The value range of the ratio of area of section is set greater than being equal to 0.2 and less than or equal to 0.5 so that the area of section of silencing cavity is remote
More than the area of section of blast pipe, it can be ensured that the sound wave that wind turbine generates is made an uproar in silencing cavity by repeatedly refraction so as to eliminate part
Sound, it is ensured that the noise reduction stability of denoising device.
In any of the above-described technical solution, it is preferable that the center line of blast pipe and the center line of exhaust duct prolong silencing cavity height
The ratio for spending the distance in direction and the height of silencing cavity is more than or equal to 2/5 and less than or equal to 3/5.
In the technical scheme, silencing cavity short transverse is prolonged by the center line of the center line and exhaust duct that limit blast pipe
Distance and the value range of ratio of height of silencing cavity be more than or equal to 2/5 and less than or equal to 3/5, can both avoid blast pipe
The distance between exhaust duct is too small, prevent by blast pipe outflow sound wave silencing cavity is directly discharged by exhaust duct, and avoid into
Air hose influences the refraction path in silencing cavity of sound wave with exhaust duct too close to the inner wall of silencing cavity, it is ensured that denoising device
Noise reduction stability.
In any of the above-described technical solution, it is preferable that blast pipe is extended to along air inlet in silencing cavity, one end of blast pipe
In silencing cavity, the other end of blast pipe is connected with the air outlet of wind turbine；Exhaust duct is extended to along exhaust outlet in silencing cavity,
One end of exhaust duct is located in silencing cavity, and the other end of exhaust duct extends silencing cavity.
In the technical scheme, by the way that one end of blast pipe and exhaust duct is extended in silencing cavity, wind can be increased and disappeared
The refraction of sound intracavitary avoids wind much smoother and is flowed out from silencing cavity so that wind is blown after repeatedly being reflected in silencing cavity by exhaust duct
Go out, so as to increase the refraction path of sound wave, further eliminate the noises such as the leaf frequency generated in blower fan work, reduce wind turbine blowout
The noise that wind generates promotes user experience.
In any of the above-described technical solution, it is preferable that offer multiple first on the side wall that blast pipe is located in silencing cavity
Gas port；Multiple second gas ports are offered on the side wall that exhaust duct is located in silencing cavity.
In the technical scheme, multiple first gas ports, exhaust duct are offered on the side wall that blast pipe is located in silencing cavity
Multiple second gas ports are offered on the side wall in silencing cavity, by setting the first gas port and the second gas port so that
The air-flow of wind turbine blowout can be discharged by the first gas port and the second gas port, and the first gas port and the second gas port are can absorb centainly
Air-flow generate sound wave, further eliminate blower fan work in generate leaf frequency etc. noises, reduce wind turbine blowout wind generate
Noise promotes user experience.
In any of the above-described technical solution, it is preferable that air inlet is arranged at the both ends of silencing cavity with exhaust outlet.
In the technical scheme, by the way that air inlet and exhaust outlet to be arranged to the both ends of silencing cavity so that wind is by entering the wind
Mouthful into the propagation path during being discharged by exhaust outlet with bigger so that wind repeatedly reflected in silencing cavity after by
Exhaust outlet is blown out, and so as to increase the refraction path of sound wave, further promotes noise reduction.
In any of the above-described technical solution, it is preferable that blast pipe is extended on side wall of the silencing cavity equipped with exhaust duct one side；
Exhaust duct is extended on side wall of the silencing cavity equipped with blast pipe one side.
In the technical scheme, it is preferable that multiple first air guides are offered on the side wall being located in blast pipe in silencing cavity
When offering multiple second gas ports on the side wall that hole and exhaust duct are located in silencing cavity, blast pipe is set to extend to silencing cavity
On side wall equipped with exhaust duct one side, and exhaust duct is extended on side wall of the silencing cavity equipped with blast pipe one side so that blast pipe
And the wind in exhaust duct further optimizes noise reduction all by being discharged in the first gas port and the second gas port.
In any of the above-described technical solution, it is preferable that silencing cavity is in following along perpendicular to the section of blast pipe extending direction
Any shape：Circular, ellipse and rectangle.
In the technical scheme, it is preferable that silencing cavity edge is rounded, oval perpendicular to the section of blast pipe extending direction
And rectangle, circular, oval and rectangle are conducive to the processing and manufacturing of silencing cavity.
Certainly, this programme is not limited thereto, it is to be understood that those skilled in the art are according to the reality for installing silencing cavity
Spatial design layout in border can correspondingly design silencing cavity along perpendicular to the section of blast pipe extending direction is triangular in shape, five sides
Shape even other irregular pattern shapes, no longer pin this aspect concrete condition enumerates herein, but is not departing from the design
The protection domain of this programme is belonged on the premise of design.
In any of the above-described technical solution, it is preferable that air inlet is adapted with blast pipe so that blast pipe is close with silencing cavity
Close connection；Exhaust outlet is adapted with exhaust duct so that exhaust duct and silencing cavity airtight connection.
In the technical scheme, air inlet is adapted with blast pipe so that blast pipe and silencing cavity airtight connection, avoid disappearing
The wind pressure that sound chamber air discharges from blast pipe and silencing cavity junction and exhaust duct is caused to blow out reduces, to the wind pressure of wind turbine
It impacts；Exhaust outlet is adapted with exhaust duct so that exhaust duct and silencing cavity airtight connection, avoid noise reduction chamber air from row
The wind pressure that air hose discharges with silencing cavity junction and exhaust duct is caused to blow out reduces, and the wind pressure of wind turbine is impacted, and then
Influence properties of product.
In any of the above-described technical solution, it is preferable that blast pipe includes connector, and connector is arranged at blast pipe and wind turbine
One end for being connected of air outlet, connector is adapted with the air outlet of wind turbine.
In the technical scheme, connector is arranged at one end that blast pipe is connected with the air outlet of wind turbine, connector with
The air outlet of wind turbine is connected so that the wind blown out in wind turbine directly enters blast pipe to enter silencing cavity by connector
Noise reduction purpose is realized in inside；Connector is adapted with the air outlet of wind turbine, it is preferable that can the air outlet of wind turbine be inserted in company
Inside fitting so that the connection of the air outlet of connector and wind turbine is easy, so as to reduce the production cost of product.
The embodiment of the utility model second aspect provides a kind of cooking apparatus, including being carried in any of the above-described technical solution
The denoising device gone out.Therefore, cooking apparatus provided by the utility model has all of the above advantageous effect, does not arrange one by one herein
It lifts.
In the above-mentioned technical solutions, cooking apparatus is automatic cooker.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination accompanying drawings below to embodiment
Become apparent and be readily appreciated that, wherein：
Fig. 1 shows the structure diagram of the denoising device according to the utility model one embodiment；
Fig. 2 shows the another structure diagram of the denoising device according to the utility model one embodiment；
Fig. 3 shows the another structure diagram of the denoising device according to the utility model one embodiment；
Fig. 4 shows the another structure diagram of the denoising device according to the utility model one embodiment.
Wherein, the correspondence between the reference numeral in Fig. 1 to Fig. 4 and component names is：
10 silencing cavities, 20 blast pipes, 202 first gas ports, 30 exhaust ducts, 302 second gas ports, 40 connectors, 50 wind
Machine, 502 air outlets.
Specific embodiment
In order to be more clearly understood that the above-mentioned aspects, features and advantages of the utility model, below in conjunction with the accompanying drawings and have
The utility model is further described in detail in body embodiment.It should be noted that in the case where there is no conflict, this Shen
The feature in embodiment and embodiment please can be mutually combined.
Many details are elaborated in the following description in order to fully understand the utility model, still, this practicality
New to be implemented using other different from other modes described here, therefore, the scope of protection of the utility model is simultaneously
From the limitation of following public specific embodiment.
Referring to Fig. 1 to Fig. 4 description according to the utility model some embodiments denoising device and cooking apparatus.
As Figure 1 and Figure 4, the first aspect of the utility model provides a kind of denoising device, for cooking apparatus,
Cooking apparatus includes wind turbine 50, and denoising device includes：Silencing cavity 10, silencing cavity 10 include air inlet and exhaust outlet, air inlet with
The wind turbine 50 of cooking apparatus is connected；Blast pipe 20 mounted on one end of silencing cavity 10, is connected with air inlet；Exhaust duct 30,
Mounted on the other end of silencing cavity 10, it is connected with exhaust outlet；Wherein, blast pipe 20 is staggered with exhaust duct 30, so that into
Air hose 20 is misaligned with exhaust duct 30 after extending.
Denoising device provided by the utility model includes silencing cavity 10, and silencing cavity 10 includes air inlet and exhaust outlet, disappears
The air inlet of sound chamber 10 is connected with the air outlet 502 of wind turbine 50, and blast pipe 20 is mounted on one end and the air inlet of silencing cavity 10
It is connected, the wind blown out in wind turbine 50 is blown by air inlet inside silencing cavity 10, the gas that silencing cavity 10 can blow out wind turbine 50
Stream plays the role of buffering so that the sound wave that wind turbine 50 generates is made an uproar in silencing cavity 10 by repeatedly refraction so as to eliminate part
Sound sets blast pipe 20 to be staggered with exhaust duct 30, so that, i.e. blast pipe misaligned with exhaust duct 30 after the extension of blast pipe 20
20 are not coaxially disposed with exhaust duct 30, can avoid wind is much smoother from being blown into exhaust duct 30 by blast pipe 20 and discharged, and increase wind
Refraction path in silencing cavity 10 so as to increase the refraction path of sound wave, further promotes noise reduction, so as to effectively
The noises such as the leaf frequency generated during wind turbine 50 works are eliminated, the noise that the wind that wind turbine 50 is blown out generates is reduced, and then promotes user's body
It tests.
In addition, the air outlet 502 of wind turbine 50 is connected with the air inlet of silencing cavity 10, blast pipe 20 is mounted on silencing cavity
10 one end is connected with air inlet so that the structure of denoising device is simple, and wind turbine 50 is easy to assembly with denoising device, is convenient for
Batch production, so as to reduce the cost of product, improves the competitiveness of product in market.
In one embodiment of the utility model, it is preferable that silencing cavity 10 is along perpendicular to 20 extending direction of blast pipe
The ratio of area of section and the area of section of blast pipe 20 is more than or equal to 0.2 and less than or equal to 0.5.
In this embodiment, by by silencing cavity 10 along the area of section and blast pipe perpendicular to 20 extending direction of blast pipe
The value range of the ratio of 20 area of section is set greater than being equal to 0.2 and less than or equal to 0.5 so that the section of silencing cavity 10
Area is much larger than the area of section of blast pipe 20, it can be ensured that the sound wave that wind turbine 50 generates in the silencing cavity 10 by repeatedly refraction from
And eliminate partial noise, it is ensured that the noise reduction stability of denoising device.
Certainly, this programme is not limited thereto, it is to be understood that during those skilled in the art are according to blower fan work
The noise layout of generation, can be to silencing cavity 10 along the area of section perpendicular to 20 extending direction of blast pipe and blast pipe 20
The value range of ratio of area of section appropriate fine tuning is done outside 0.2 to 0.5 scope, just no longer pin party mask body herein
Situation enumerates, but the protection domain of this programme is belonged on the premise of the design design is not departed from.
In one embodiment of the utility model, it is preferable that the center line of blast pipe 20 and the center line of exhaust duct 30
The ratio for prolonging the distance of 10 short transverse of silencing cavity and the height of silencing cavity 10 is more than or equal to 2/5 and less than or equal to 3/5.
In this embodiment, 10 height of silencing cavity is prolonged by the center line of the center line and exhaust duct 30 that limit blast pipe 20
The distance in direction and the value range of the ratio of the height of silencing cavity 10 are more than or equal to 2/5 and less than or equal to 3/5, can both be avoided
Blast pipe 20 and the distance between exhaust duct 30 are too small, prevent the sound wave spread out of by blast pipe 20 from directly being disappeared by the discharge of exhaust duct 30
Sound chamber 10, but avoid blast pipe 20 and exhaust duct 30 influenced too close to the inner wall of silencing cavity 10 sound wave in silencing cavity 10
Refraction path, it is ensured that the noise reduction stability of denoising device.
Certainly, this programme is not limited thereto, it is to be understood that during those skilled in the art are according to blower fan work
The noise layout of generation can prolong 10 short transverse of silencing cavity to the center line of blast pipe 20 and the center line of exhaust duct 30
The value range of ratio of height of distance and silencing cavity 10 appropriate fine tuning is done outside 2/5 to 3/5 scope, herein just no longer
Pin this aspect concrete condition enumerates, but the protection model of this programme is belonged on the premise of the design design is not departed from
It encloses.
As shown in Figure 2 and Figure 3, in one embodiment of the utility model, it is preferable that blast pipe 20 extends along air inlet
To silencing cavity 10, one end of blast pipe 20 is located in silencing cavity 10, the other end of blast pipe 20 and the air outlet 502 of wind turbine 50
It is connected；Exhaust duct 30 is extended to along exhaust outlet in silencing cavity 10, and one end of exhaust duct 30 is located in silencing cavity 10, exhaust duct 30
The other end extend silencing cavity 10.
In this embodiment, by the way that one end of blast pipe 20 and exhaust duct 30 is extended in silencing cavity 10, wind can be increased
Refraction in silencing cavity 10 avoids wind much smoother and is flowed out from silencing cavity 10 so that after wind repeatedly reflects in silencing cavity 10
It is blown out by exhaust duct 30, so as to increase the refraction path of sound wave, further eliminates the noises such as the leaf frequency generated during wind turbine 50 works,
The noise that the wind that wind turbine 50 is blown out generates is reduced, promotes user experience.
As shown in figure 3, in one embodiment of the utility model, it is preferable that blast pipe 20 is located in silencing cavity 10
Multiple first gas ports 202 are offered on side wall；Multiple second are offered on the side wall that exhaust duct 30 is located in silencing cavity 10 to lead
Stomata 302.
In this embodiment, multiple first gas ports 202 are offered on the side wall that blast pipe 20 is located in silencing cavity 10, are arranged
Multiple second gas ports 302 are offered on the side wall that air hose 30 is located in silencing cavity 10, by setting the first gas port 202 and the
Two gas ports 302 so that the air-flow that wind turbine 50 is blown out can be discharged by the first gas port 202 and the second gas port 302, the first air guide
202 and second gas port 302 of hole can absorb the sound wave that certain air-flow generates, and further eliminates the leaf generated during wind turbine 50 works
The noises such as frequency reduce the noise that the wind that wind turbine 50 is blown out generates, promote user experience.
In one embodiment of the utility model, it is preferable that air inlet is arranged at the both ends of silencing cavity 10 with exhaust outlet.
In this embodiment, by the way that air inlet and exhaust outlet to be arranged to the both ends of silencing cavity 10 so that wind is by entering the wind
Mouth entrance has the propagation path of bigger during being discharged by exhaust outlet, so that after wind repeatedly reflects in silencing cavity 10
It is blown out by exhaust outlet, so as to increase the refraction path of sound wave, further promotes noise reduction.
In one embodiment of the utility model, it is preferable that blast pipe 20 extends to silencing cavity 10 equipped with exhaust duct 30
On the side wall of one side；Exhaust duct 30 is extended on side wall of the silencing cavity 10 equipped with 20 one side of blast pipe.
It is led in such an embodiment, it is preferable offering multiple first on the side wall being located in blast pipe 20 in silencing cavity 10
When offering multiple second gas ports 302 on the side wall that stomata 202 and exhaust duct 30 are located in silencing cavity 10, blast pipe is set
20 extend on side wall of the silencing cavity 10 equipped with 30 one side of exhaust duct, and exhaust duct 30 extends to silencing cavity 10 equipped with blast pipe 20
On the side wall of one side so that the wind in blast pipe 20 and exhaust duct 30 is all by the first gas port 202 and the second gas port 302
Discharge, further optimizes noise reduction.
In one embodiment of the utility model, it is preferable that silencing cavity 10 is along perpendicular to 20 extending direction of blast pipe
Section is in following any shape：Circular, ellipse and rectangle.
In such an embodiment, it is preferable silencing cavity 10 is along rounded, oval perpendicular to the section of 20 extending direction of blast pipe
Shape and rectangle, circular, ellipse and rectangle are conducive to the processing and manufacturing of silencing cavity 10.
Certainly, this programme is not limited thereto, it is to be understood that those skilled in the art are according to installation silencing cavity 10
Real space layout, it is in triangle that can correspondingly design silencing cavity 10 along perpendicular to the section of 20 extending direction of blast pipe
Shape, pentagon even other irregular pattern shapes, no longer pin this aspect concrete condition enumerates herein, but is not departing from
The design belongs to the protection domain of this programme on the premise of conceiving.
In one embodiment of the utility model, it is preferable that air inlet is adapted with blast pipe 20 so that blast pipe 20
With 10 airtight connection of silencing cavity；Exhaust outlet is adapted with exhaust duct 30 so that exhaust duct 30 and 10 airtight connection of silencing cavity.
In this embodiment, air inlet is adapted with blast pipe 20 so that blast pipe 20 and 10 airtight connection of silencing cavity, keep away
The wind pressure that exempt from air in silencing cavity 10 causes exhaust duct 30 to blow out from blast pipe 20 and the discharge of 10 junction of silencing cavity reduces,
The wind pressure of wind turbine 50 is impacted；Exhaust outlet is adapted with exhaust duct 30 so that exhaust duct 30 and 10 airtight connection of silencing cavity,
The wind pressure that air causes exhaust duct 30 to blow out from exhaust duct 30 and the discharge of 10 junction of silencing cavity in silencing cavity 10 is avoided to drop
It is low, the wind pressure of wind turbine 50 is impacted, and then influences properties of product.
As shown in Figures 1 to 4, in one embodiment of the utility model, it is preferable that blast pipe 20 includes connector
40, connector 40 is arranged at one end that blast pipe 20 is connected with the air outlet 502 of wind turbine 50, and connector 40 goes out with wind turbine 50
Air port 502 is adapted.
In this embodiment, connector 40 is arranged at one end that blast pipe 20 is connected with the air outlet 502 of wind turbine 50, even
Fitting 40 is connected with the air outlet 502 of wind turbine 50 so that the wind blown out in wind turbine 50 is directly entered by connector 40 enters the wind
Noise reduction purpose is realized in pipe 20 and then the inside for entering silencing cavity 10；Connector 40 is adapted with the air outlet 502 of wind turbine 50, excellent
The air outlet 502 of wind turbine 50 can be inserted in inside connector 40 by selection of land so that the air outlet 502 of connector 40 and wind turbine 50
Connection is easy, so as to reduce the production cost of product.
The embodiment of the utility model second aspect provides a kind of cooking apparatus, including being carried in any of the above-described technical solution
The denoising device gone out.Therefore, cooking apparatus provided by the utility model has all of the above advantageous effect, does not arrange one by one herein
It lifts.
In one embodiment of the utility model, cooking apparatus is automatic cooker.
In the description of the utility model, term " multiple " then refers to two or more, unless otherwise restricted clearly,
The orientation or position relationship of the instructions such as term " on ", " under " are based on orientation shown in the drawings or position relationship, merely to just
In description the utility model and simplified description rather than instruction or imply that signified device or element must be with specific sides
Position, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model；Term " connection ", " installation ",
" fixation " etc. should all be interpreted broadly, for example, " connection " can be fixedly connected or be detachably connected or integrally
Connection；It can be directly connected, can also be indirectly connected by intermediary.For the ordinary skill in the art,
Concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the description of the utility model, term " one embodiment ", " some embodiments ", " specific embodiment " etc. are retouched
It states and means that combining the particular features, structures, materials, or characteristics that the embodiment or example describe is contained in the utility model at least
In one embodiment or example.In the utility model, schematic expression of the above terms is not necessarily referring to identical reality
Apply example or example.Moreover, the particular features, structures, materials, or characteristics of description can in any one or more embodiments or
It is combined in an appropriate manner in example.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modifications, equivalent replacements and improvements are made should be included within the scope of protection of this utility model.
Claims (12)
1. a kind of denoising device, for cooking apparatus, the cooking apparatus includes wind turbine, which is characterized in that the denoising device
Including：
Silencing cavity, the silencing cavity include air inlet and exhaust outlet, and the air inlet is connected with the wind turbine of the cooking apparatus；
Blast pipe mounted on one end of the silencing cavity, is connected with the air inlet；
Exhaust duct mounted on the other end of the silencing cavity, is connected with the exhaust outlet；
Wherein, the blast pipe is staggered with the exhaust duct, so that the blast pipe does not weigh after extending with the exhaust duct
It closes.
2. denoising device according to claim 1, which is characterized in that
Ratio of the silencing cavity along the area of section of the area of section and blast pipe perpendicular to the blast pipe extending direction
Value is more than or equal to 0.2 and less than or equal to 0.5.
3. denoising device according to claim 1, which is characterized in that
The distance that the center line of the center line of the blast pipe and the exhaust duct prolongs the silencing cavity short transverse disappears with described
The ratio of the height of sound chamber is more than or equal to 2/5 and less than or equal to 3/5.
4. denoising device according to claim 1, which is characterized in that
The blast pipe is extended to along the air inlet in the silencing cavity, and one end of the blast pipe is located at the silencing cavity
Interior, the other end of the blast pipe is connected with the air outlet of the wind turbine；
The exhaust duct is extended to along the exhaust outlet in the silencing cavity, and one end of the exhaust duct is located at the silencing cavity
Interior, the other end of the exhaust duct extends the silencing cavity.
5. denoising device according to claim 1, which is characterized in that
Multiple first gas ports are offered on the side wall that the blast pipe is located in the silencing cavity；
Multiple second gas ports are offered on the side wall that the exhaust duct is located in the silencing cavity.
6. denoising device according to claim 5, which is characterized in that
The air inlet is arranged at the both ends of the silencing cavity with the exhaust outlet.
7. denoising device according to claim 6, which is characterized in that
The blast pipe is extended on side wall of the silencing cavity equipped with the exhaust duct one side；
The exhaust duct is extended on side wall of the silencing cavity equipped with the blast pipe one side.
8. denoising device according to any one of claim 1 to 7, which is characterized in that
The silencing cavity is in following any shape along perpendicular to the section of the blast pipe extending direction：Circular, ellipse and
Rectangle.
9. denoising device according to any one of claim 1 to 7, which is characterized in that
The air inlet is adapted with the blast pipe so that the blast pipe and the silencing cavity airtight connection；
The exhaust outlet is adapted with the exhaust duct so that the exhaust duct and the silencing cavity airtight connection.
10. denoising device according to any one of claim 1 to 7, which is characterized in that
The blast pipe includes connector, and the connector is arranged at what the blast pipe was connected with the air outlet of the wind turbine
One end, the connector are adapted with the air outlet of the wind turbine.
11. a kind of cooking apparatus, which is characterized in that including：
Denoising device as any one of claims 1 to 10.
12. cooking apparatus according to claim 11, which is characterized in that
The cooking apparatus is automatic cooker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721364379.XU CN207420981U (en) | 2017-10-23 | 2017-10-23 | Denoising device and cooking apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721364379.XU CN207420981U (en) | 2017-10-23 | 2017-10-23 | Denoising device and cooking apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN207420981U true CN207420981U (en) | 2018-05-29 |
Family
ID=62312421
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721364379.XU Active CN207420981U (en) | 2017-10-23 | 2017-10-23 | Denoising device and cooking apparatus |
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| Country | Link |
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| CN (1) | CN207420981U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109341086A (en) * | 2018-10-19 | 2019-02-15 | 华帝股份有限公司 | Composite broadband noise reduction silencer and gas water heater |
| CN109351940A (en) * | 2018-10-30 | 2019-02-19 | 中信戴卡股份有限公司 | A kind of mold muffler |
| CN112303030A (en) * | 2019-07-29 | 2021-02-02 | 无锡小天鹅电器有限公司 | Silencer and clothes treatment equipment |
-
2017
- 2017-10-23 CN CN201721364379.XU patent/CN207420981U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109341086A (en) * | 2018-10-19 | 2019-02-15 | 华帝股份有限公司 | Composite broadband noise reduction silencer and gas water heater |
| CN109351940A (en) * | 2018-10-30 | 2019-02-19 | 中信戴卡股份有限公司 | A kind of mold muffler |
| CN112303030A (en) * | 2019-07-29 | 2021-02-02 | 无锡小天鹅电器有限公司 | Silencer and clothes treatment equipment |
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