CN209136325U - It is a kind of to be vented anti-overflow noise reduction cup lid and wall-breaking machine - Google Patents
It is a kind of to be vented anti-overflow noise reduction cup lid and wall-breaking machine Download PDFInfo
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- CN209136325U CN209136325U CN201820553792.9U CN201820553792U CN209136325U CN 209136325 U CN209136325 U CN 209136325U CN 201820553792 U CN201820553792 U CN 201820553792U CN 209136325 U CN209136325 U CN 209136325U
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- cup lid
- annular chamber
- exhaust
- noise reduction
- overflow
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Abstract
The utility model discloses a kind of anti-overflow noise reduction cup lid of exhaust and wall-breaking machines, its cup lid includes cup body, the cup lid that the opened upper end end of the cup body is provided with, feeding cover is provided in the cup lid, on the inside of the cup lid, the first annular chamber of noise-reducing exhaust, the second annular chamber that formation communicates with each other are combined between feeding cover outside, the first annular chamber is connected to by inner vent with feeding cover, and second annular chamber is connected to by the second exhaust channel of anti-overflow brokenly bubble with outside；Its wall-breaking machine includes above-mentioned cup lid.The utility model avoids noise from being propagate directly to outside cup lid by inner cavity, first annular chamber, the second annular chamber, eliminates the noise in wider frequency range；Steam is discharged through feeding cover, and the exhaust passage by multiple detour can condense rapidly and be gathered into condensed water；Exhaust passage of the spray bubble Jing Guo multiple detour, exhaust passage squeeze caused by being mutated, the friction with exhaust passage side wall, condensation can rupture rapidly, to be eliminated.
Description
Technical field
The utility model belongs to broken wall cooking field, and in particular to a kind of to be vented anti-overflow noise reduction cup lid and wall-breaking machine.
Background technique
The product functions such as broken wall cooking machine set juice extractor, soy bean milk making machine, Ice-cream machine, cooking machine, grinder, reach completely
To a tractor serves several purposes function, food cells wall can be broken up with moment, discharges the machine of plant biochemistry element.
Broken wall function be exactly cell wall is broken using external force, by the intracellular vitamin of food materials, minerals, plant element,
The mode that protein, moisture etc. sufficiently release.
Broken wall cooking machine is to drive stainless steel blade using super high speed motor, carries out ultrahigh speed to food materials in cup body and cuts
It cuts and crushes, to break the cell wall of cell in food materials, by vitamin, minerals, plant element, protein and the water in cell
Divide a kind of equal food materials converted products sufficiently released.
The load speed of super high speed motor, the revolving speed of blade, the morpheme size of blade and cup body shape are to influence broken wall
The principal element of rate and shell-broken effect.Instantaneous speed and cutting when above-mentioned parameter is finally reflected blade cutting or hits food materials
The frequency, to reach balanced broken wall crushing effect.
Wall-breaking machine is a kind of food processor of super high speed motor driving, and structure includes the host with motor, is connected to
Stirring cup body on host.Wall-breaking machine revolving speed is very high, and biggish noise can be generated in pulping process, and noise limits consumer's
Use environment affects the comfortable usage experience of consumer.
When wall-breaking machine works mainly based on high-frequency noises, the characteristics of high-frequency noises is frequency height, and wavelength is short, direction
Property it is strong, encountered in communication process hard barrier be easy reflection, encountering sound-absorbing material is easy to be absorbed, at the same be easy with
The increase of propagation distance and decay.
The intracorporal sound field of wall-breaking machine cup is the closed space with outs open, and opening is usually the gas vent on cup lid.
The characteristics of due to high-frequency noises, directly travels to the external world by gas vent, to influence to operate after the reflection of noise The book of Changes wall of cup
The usage experience of person.
Moreover, spray and bubble can be produced in wall-breaking machine pulping process, biggish exhaust outlet is needed, it is ensured that gas is smoothly
Discharge, but be vented one and open big, spray and bubble are easy to spray and overflow along gas vent again, this be a big product in row bitterly
Point.
Therefore it provides a kind of noise reduction, exhaust, the anti-overflow cup lid and wall-breaking machine being integrated, this is with important reality
Meaning.
Summary of the invention
The utility model proposes that the purpose is to provide a kind of anti-overflow noise reduction of exhaust in order to solve the problems existing in the prior art
Cup lid and wall-breaking machine.
The technical solution of the utility model is: a kind of anti-overflow noise reduction cup lid of exhaust, including cup body, the top of the cup body are spacious
The cup lid that beginning is provided with, is provided with feeding cover in the cup lid, on the inside of the cup lid, on the outside of feeding cover between combination form that
The first annular chamber of noise-reducing exhaust, the second annular chamber of this connection, the first annular chamber are connected by inner vent and feeding cover
Logical, second annular chamber is connected to by the second exhaust channel of anti-overflow brokenly bubble with outside.
The first annular chamber, the second annular chamber are connected to by the first exhaust passage of anti-overflow brokenly bubble.
Second annular chamber is located above first annular chamber and second annular chamber is greater than first annular chamber.
The first exhaust passage is beeline channel, and the second exhaust channel is broken line channel.
The first exhaust passage, inner vent are located at the two sides of feeding cover axis.
The first annular chamber forms the lower shunting guide cavity of two semi-annular shapes along inner vent two sides.
The first annular chamber forms the upper shunting guide cavity of two semi-annular shapes along first exhaust passage two sides, described two
Upper shunting guide cavity converges in the second annular chamber to be discharged.
The feeding cover includes hollow cylinder, formed down at the cylinder body outer wall it is small big and parallel it is lower with cyclization,
It is upper to match cyclization, installation stepped hole is formed in the cup lid, is provided with lead ring on the cup lid.
Path section of the first annular chamber by cylinder body outer wall, down with cyclization lower end and installation stepped hole is enclosed,
Major diameter section of second annular chamber by cylinder body outer wall, down with cyclization upper end, above with cyclization lower end and installation stepped hole encloses
It is formed.
The first exhaust passage is matched by the lower gap at cyclization, down encloses muscle or installation stepped hole at cyclization lower end
Guide groove at path section is formed.
The second exhaust channel includes horizontal segment and vertical section.
A kind of wall-breaking machine being vented anti-overflow noise reduction cup lid, above-mentioned cup body are set on the base.
The utility model avoids noise from being propagate directly to outside cup lid by inner cavity, first annular chamber, the second annular chamber.It adopts
With impedance complex formula noise elimination structure, compared to the noise elimination structure of same type, structure and manufacturing process are simple.Wider frequency rate model can be eliminated
Enclose interior noise.
Utility model works noise comes into full contact with by multiple reflections, interference and with sound-absorbing material, improves sound-absorbing material
Extinction coefficient and sound deadening capacity, realize high-frequency noises energy and sound level decaying；The direction of exhaust passage is mutated, and leads to acoustic impedance
Mismatch, phenomena such as making Middle and low frequency noise interfere reflection at change in the instantaneous impedance, consume acoustic wave energy, weaken low-frequency noise.
Feeding cover plays the role of condensed steam in the utility model, can generate a large amount of steam in wall-breaking machine heating process,
Steam is discharged through feeding cover, and the exhaust passage by multiple detour can condense rapidly and be gathered into condensed water, condensed water and annular chamber
Body forms water seal, on the one hand prevents steam from scalding user, the sealing function of another aspect water seal, so that most of noise passes through
Noise elimination structure.
Exhaust passage of the utility model spray bubble Jing Guo multiple detour, by multiple reflexed, exhaust passage mutation
Caused by squeeze, the friction with exhaust passage side wall, can condensation rupture rapidly, to be eliminated, effectively prevent infusion and
The phenomenon that being overflowed when whipping.
Detailed description of the invention
Fig. 1 is the integral installation figure of the utility model；
Fig. 2 is the perspective view of feeding cover in the utility model；
Fig. 3 is the perspective view of cup lid in the utility model；
Fig. 4 is in the utility model along the cross-sectional view of inner vent axis；
Fig. 5 is the structural schematic diagram of first annular chamber in the utility model；
Fig. 6 is the cross-sectional view of vertical inner vent axis in the utility model；
Fig. 7 is the structural schematic diagram of the second annular chamber in the utility model；
Fig. 8 is the cross-sectional view of another embodiment of first exhaust passage in the utility model；
Fig. 9 is the cross-sectional view of first exhaust passage another embodiment in the utility model；
Figure 10 is the cross-sectional view of another embodiment in second exhaust channel in the utility model；
Wherein:
1 cup body, 2 mounting ring
3 cup lid, 4 feeding cover
5 first annular 6 second annular chambers of chamber
7 inner vent, 8 first exhaust passage
9 second exhaust channels
Lead ring on 31 installation stepped holes 32
41 cylinders 42 are lower to match cyclization
Match 44 limit rib of cyclization on 43.
Specific embodiment
Hereinafter, the utility model is described in detail referring to drawings and examples:
As shown in Fig. 1 ~ 10, a kind of anti-overflow noise reduction cup lid of exhaust, including cup body 1, the opened upper end end setting of the cup body 1
Some cup lids 3 are provided with feeding cover 4 in the cup lid 3, and combination is formed each other between 3 inside of cup lid, 4 outside of feeding cover
The first annular chamber 5 of the noise-reducing exhaust of connection, the second annular chamber 6, the first annular chamber 5 pass through inner vent 7 and feeding cover 4
Connection, second annular chamber 6 are connected to by the second exhaust channel 9 of anti-overflow brokenly bubble with outside.
Inner cavity is formed in the feeding cover 4, in the inner cavity noise, bubble encounter inner tube wall to return rebound, play noise reduction,
Anti-overflow effect.
Further, feeding cover 4 is connected to by inner vent 7 with first annular chamber 5, and inner vent 7 can prevent in inner cavity
Water directly sprays, and guarantees that air is smoothly discharged in inner cavity, and bubble, which enters inner vent 7, can be extruded rupture, play elimination
Effect.
Further, first annular chamber 5 is ring-shaped, its channel path of the channel of ring-shaped is relatively long, making an uproar in inner cavity
Sound enters circular passage meeting multiple reflections, interference makes it be eliminated, furthermore, air can smoothly be discharged along circular passage,
Simultaneously because the effect of chamber roof can prevent liquid from splashing out, furthermore, after bubble enters, because sectional area is mutated, while by channel
It squeezes, temperature is reduced, is eliminated with vias inner walls friction, is played the role of anti-overflow.
The first annular chamber 5, the second annular chamber 6 are connected to by the first exhaust passage 8 of anti-overflow brokenly bubble.
The first annular chamber 5, the second annular chamber 6 are connected to by first exhaust passage 8, and due to first annular chamber 5, the
Second ring chamber 6 be it is setting up and down, first exhaust passage 8 is vertical state, and the air-flow in first annular chamber 5 is in first exhaust passage
Converge at 8, first exhaust passage 8 can substantially turn, can prevent water from directly spraying, guarantee that air is smoothly discharged, bubble
It is extruded rupture into this mouthful of meeting, plays the role of elimination, in addition, the first exhaust passage 8 of direction mutation, prevents sound wave from spreading out of, is dropped
Low noise.
Second annular chamber 6 is similarly annular, and the circular passage of the second annular chamber 6 can be greater than the ring of first annular chamber 5
Shape channel, equally, the noise in inner cavity enter circular passage can multiple reflections, interference so that it is eliminated, furthermore, air can be with
Smoothly it is discharged along circular passage, simultaneously because the effect of chamber roof can prevent liquid from splashing out, furthermore, after bubble enters, because
Sectional area mutation, while by channel pressings, temperature is reduced, is eliminated with vias inner walls friction, is played the role of anti-overflow.
The second exhaust channel 9 is broken line channel, is variable diameter deflecting channel in exit broken line channel, can eliminate gas
The appearance of bubble, meanwhile, guarantee the discharge of air.
Second annular chamber 6 is located at first annular 5 top of chamber and second annular chamber 6 is greater than first annular chamber 5.
The first exhaust passage 8 is beeline channel, and the second exhaust channel 9 is broken line channel.
The inner vent 7 is slotted hole.
The first exhaust passage 8, second exhaust channel 9 are enclosed by cup lid 3, feeding cover 4.
To guarantee first exhaust passage 8, the continuity in 9 channel of second exhaust channel, guarantee the mistake in flow direction transformation
Cheng Zhong is not in that current limliting stops in channel.
The first exhaust passage 8, inner vent 7 are located at the two sides of 4 axis of feeding cover.
The structure for the two sides that the first exhaust passage 8, inner vent 7 are located at 4 axis of feeding cover can make first annular
It realizes and shunts in chamber 5, the second annular chamber 6, and shunted in first annular chamber 5, the second annular chamber 6 contrary.
Shunted in the first annular chamber 5, the second annular chamber 6 it is contrary, can on the basis of circular passage, into
One step extends the length of its circulation, and improving it reduces the effect of noise.
As shown in figure 5, the first annular chamber 5 forms the lower shunting guide cavity of two semi-annular shapes along 7 two sides of inner vent.
After inner vent 7 is discharged, air-flow along being shunted clockwise and counterclockwise, and flow direction can converge clockwise and anticlockwise
In first exhaust passage 8.
As shown in fig. 7, the first annular chamber 5 forms the upper shunting of two semi-annular shapes along 8 two sides of first exhaust passage
Guide cavity, described two upper shunting guide cavities converge in the second annular chamber 6 to be discharged.It will do it shunting after discharge first exhaust passage 8, so
After have respectively entered two second exhaust channels 9.
The feeding cover 4 includes hollow cylinder 41, forms down small big and in parallel lower at 41 outer wall of cylinder and matches
Cyclization 43 is above matched in cyclization 42, is formed installation stepped hole 31 in the cup lid 3, is provided with lead ring 32 on the cup lid 3.
Path section of the first annular chamber 5 by 41 outer wall of cylinder, down with 42 lower end of cyclization and installation stepped hole 31 is enclosed
It closes and is formed, second annular chamber 6 is by 41 outer wall of cylinder, down with 42 upper end of cyclization, above with 43 lower end of cyclization and installation ladder
The major diameter section in hole 31 is enclosed.
The first exhaust passage 8 is by the lower gap at cyclization 42, down with enclosing muscle or installation at 42 lower end of cyclization
Guide groove at 31 path section of stepped hole is formed.
As shown in figure 4, when the first exhaust passage 8 is formed by the lower gap with cyclization 42, it is described lower with cyclization 42
Place forms gap, and the gap is rectangle or oblong, and the gap and the inner wall for installing stepped hole 31 are enclosed first row
Gas channel 8.
As shown in figure 8, it is described it is lower enclose muscle with being provided between cyclization 42 and installation stepped hole 31, it is described enclose muscle can will under
It is held up with cyclization 42, so that the muscle that encloses is located at first exhaust passage 8 is formed between cyclization 42, installation stepped hole 31 under making
Match at cyclization 42 or install stepped hole 31 down.
As shown in figure 9, form guide groove in the installation stepped hole 31, the guide groove with it is lower combined with cyclization 42 after form the
One exhaust passage 8, two cell walls of the first exhaust passage 8 including guide groove, slot bottom and lower matches cyclization 42.
As shown in fig. 6,31 end of installation stepped hole forms supporting rib, it is described to be above placed on supporting rib with cyclization 43
On, second exhaust channel 9 is formed by supporting rib, installation 31 end of stepped hole and upper combine with 43 lower end of cyclization, it is described on lead
Ring 32 with it is upper coaxial with cyclization 43, and the upper outer diameter with cyclization 43 is formed at the supporting rib less than upper 32 internal diameter of lead ring
The horizontal segment in second exhaust channel 9, the upper lead ring 32, the vertical section above with formation second exhaust channel 9 between cyclization 43.
As shown in Figure 10, upper be suspended in cyclization 43 installs 31 upper end of stepped hole, described upper with cyclization 43, installation rank
Form horizontal horizontal segment exhaust passage between terraced hole 31, it is described upper with forming the perpendicular of tubular between cyclization 43, upper lead ring 32
Straight section exhaust passage.Match on described and passes through the vertical above-mentioned hanging placement of stud realization between cyclization 43, installation stepped hole 31.
The inner cavity be connected to by inner vent 7 with first annular chamber 5, first annular chamber 5 pass through first exhaust passage 8 and
The connection of second annular chamber 6, the second annular chamber 6 are connected to by second exhaust channel 9 with outside.
The inner cavity, first annular chamber 5, the second annular chamber 6 form the noise elimination noise reduction structure of triple cavitys, can be effective
Reduce the noise generated in the course of work.
The shape of the first annular chamber 5, the shape of the second annular chamber 6 and first exhaust passage 8, second exhaust channel 9
Shape and by the direction of above-mentioned interconnecting part mutation being capable of multilayer successive elimination bubble.
The first annular chamber 5, the second annular chamber 6 are to lay up and down, meet the rule that gas and bubble move from bottom to top
Rule, and in above-mentioned moving process by determine chamber guiding and channel guiding and meanwhile realize the anti-overflow two kinds of function of noise reduction
Energy.
The second exhaust channel 9 includes horizontal segment and vertical section.
A kind of wall-breaking machine being vented anti-overflow noise reduction cup lid, above-mentioned cup body 1 are set on the base.
The mounting ring 2 of fixed cup lid 3 is provided in the cup body 1.The cup lid is equally applicable to inside and blends or stir
Other cooking equipment.
Limit rib 44 is provided at 41 outer wall of cylinder, the limit rib 44 avoids the cylinder 41 being encased in cup lid 3
Circumferentially skid off, meanwhile, it is more convenient to make to install between feeding cover 4, cup lid 3.
The utility model avoids noise from being propagate directly to outside cup lid by inner cavity, first annular chamber, the second annular chamber.It adopts
With impedance complex formula noise elimination structure, compared to the noise elimination structure of same type, structure and manufacturing process are simple.Wider frequency rate model can be eliminated
Enclose interior noise.
Utility model works noise comes into full contact with by multiple reflections, interference and with sound-absorbing material, improves sound-absorbing material
Extinction coefficient and sound deadening capacity, realize high-frequency noises energy and sound level decaying；The direction of exhaust passage is mutated, and leads to acoustic impedance
Mismatch, phenomena such as making Middle and low frequency noise interfere reflection at change in the instantaneous impedance, consume acoustic wave energy, weaken low-frequency noise.
Feeding cover plays the role of condensed steam in the utility model, can generate a large amount of steam in wall-breaking machine heating process,
Steam is discharged through feeding cover, and the exhaust passage by multiple detour can condense rapidly and be gathered into condensed water, condensed water and annular chamber
Body forms water seal, on the one hand prevents steam from scalding user, the sealing function of another aspect water seal, so that most of noise passes through
Noise elimination structure.
Exhaust passage of the utility model spray bubble Jing Guo multiple detour, by multiple reflexed, exhaust passage mutation
Caused by squeeze, the friction with exhaust passage side wall, can condensation rupture rapidly, to be eliminated, effectively prevent infusion and
The phenomenon that being overflowed when whipping.
Claims (12)
1. a kind of anti-overflow noise reduction cup lid of exhaust, including cup body (1), the cup lid that the opened upper end end of the cup body (1) is provided with
(3), feeding cover (4) are provided in the cup lid (3), it is characterised in that: on the inside of the cup lid (3), between feeding cover (4) outside
Combination forms noise-reducing exhaust first annular chamber (5), the second annular chamber (6) to communicate with each other, and the first annular chamber (5) passes through
Inner vent (7) is connected to feeding cover (4), and second annular chamber (6) passes through the second exhaust channel (9) of anti-overflow brokenly bubble and outer
Portion's connection.
2. a kind of anti-overflow noise reduction cup lid of exhaust according to claim 1, it is characterised in that: the first annular chamber (5), the
Second ring chamber (6) is connected to by the first exhaust passage (8) of anti-overflow brokenly bubble.
3. a kind of anti-overflow noise reduction cup lid of exhaust according to claim 1, it is characterised in that: the second annular chamber (6) position
Above first annular chamber (5) and second annular chamber (6) is greater than first annular chamber (5).
4. a kind of anti-overflow noise reduction cup lid of exhaust according to claim 2, it is characterised in that: the first exhaust passage (8)
For beeline channel, the second exhaust channel (9) is broken line channel.
5. a kind of anti-overflow noise reduction cup lid of exhaust according to claim 2, it is characterised in that: the first exhaust passage (8),
Inner vent (7) is located at the two sides of feeding cover (4) axis.
6. a kind of anti-overflow noise reduction cup lid of exhaust according to claim 2, it is characterised in that: first annular chamber (5) edge
Inner vent (7) two sides form the lower shunting guide cavity of two semi-annular shapes.
7. a kind of anti-overflow noise reduction cup lid of exhaust according to claim 2, it is characterised in that: first annular chamber (5) edge
First exhaust passage (8) two sides form the upper shunting guide cavity of two semi-annular shapes, and described two upper shunting guide cavities are in the second annular
Chamber (6) confluence discharge.
8. a kind of anti-overflow noise reduction cup lid of exhaust according to claim 4, it is characterised in that: during the feeding cover (4) includes
Empty cylinder (41), formed down at cylinder (41) outer wall it is small big and parallel lower with cyclization (42), above with cyclization (43),
Installation stepped hole (31) is formed in the cup lid (3), is provided with lead ring (32) on the cup lid (3).
9. a kind of anti-overflow noise reduction cup lid of exhaust according to claim 8, it is characterised in that: the first annular chamber (5) by
Cylinder (41) outer wall, the path section down with cyclization (42) lower end and installation stepped hole (31) are enclosed, second annular
Major diameter of the chamber (6) by cylinder (41) outer wall, down with cyclization (42) upper end, above with cyclization (43) lower end and installation stepped hole (31)
Section is enclosed.
10. a kind of anti-overflow noise reduction cup lid of exhaust according to claim 9, it is characterised in that: the first exhaust passage (8)
By the lower gap at cyclization (42), down with enclosing muscle or install leading at stepped hole (31) path section at cyclization (42) lower end
Slot is formed.
11. a kind of anti-overflow noise reduction cup lid of exhaust according to claim 9, it is characterised in that: the second exhaust channel (9)
Including horizontal segment and vertical section.
12. a kind of wall-breaking machine for being vented anti-overflow noise reduction cup lid, it is characterised in that: such as any anti-overflow noise reduction of exhaust of claim 1 ~ 11
The cup body (1) of cup lid is set on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820553792.9U CN209136325U (en) | 2018-04-18 | 2018-04-18 | It is a kind of to be vented anti-overflow noise reduction cup lid and wall-breaking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820553792.9U CN209136325U (en) | 2018-04-18 | 2018-04-18 | It is a kind of to be vented anti-overflow noise reduction cup lid and wall-breaking machine |
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| Publication Number | Publication Date |
|---|---|
| CN209136325U true CN209136325U (en) | 2019-07-23 |
Family
ID=67263854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820553792.9U Active CN209136325U (en) | 2018-04-18 | 2018-04-18 | It is a kind of to be vented anti-overflow noise reduction cup lid and wall-breaking machine |
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| Country | Link |
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| CN (1) | CN209136325U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108294649A (en) * | 2018-04-18 | 2018-07-20 | 广东小厨科技有限公司 | It is a kind of to be vented anti-overflow noise reduction cup lid and wall-breaking machine |
| CN111685587A (en) * | 2019-03-13 | 2020-09-22 | 宁波方太厨具有限公司 | Steam box air guide structure and use method thereof |
-
2018
- 2018-04-18 CN CN201820553792.9U patent/CN209136325U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108294649A (en) * | 2018-04-18 | 2018-07-20 | 广东小厨科技有限公司 | It is a kind of to be vented anti-overflow noise reduction cup lid and wall-breaking machine |
| CN108294649B (en) * | 2018-04-18 | 2024-05-03 | 广东小厨科技有限公司 | Exhaust anti-overflow cup cover of making an uproar and broken wall machine |
| CN111685587A (en) * | 2019-03-13 | 2020-09-22 | 宁波方太厨具有限公司 | Steam box air guide structure and use method thereof |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 1003, block 3, Tian'an center, 31 Jihua East Road, Guicheng Street, Nanhai District, Foshan City, Guangdong Province Patentee after: GUANGDONG QI-COOK TECHNOLOGY Co.,Ltd. Patentee after: Chunmi Technology (Shanghai) Co.,Ltd. Address before: Room 1003, block 3, Tian'an center, 31 Jihua East Road, Guicheng Street, Nanhai District, Foshan City, Guangdong Province Patentee before: GUANGDONG QI-COOK TECHNOLOGY Co.,Ltd. Patentee before: SHANGHAI CHUNMI ELECTRONICS TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |