CN109363500A - A kind of safety relief structure of sealed heating container - Google Patents
A kind of safety relief structure of sealed heating container Download PDFInfo
- Publication number
- CN109363500A CN109363500A CN201811516598.4A CN201811516598A CN109363500A CN 109363500 A CN109363500 A CN 109363500A CN 201811516598 A CN201811516598 A CN 201811516598A CN 109363500 A CN109363500 A CN 109363500A
- Authority
- CN
- China
- Prior art keywords
- cover
- pressure
- pressure release
- sealing
- heating container
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21166—Constructional details or accessories
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21166—Constructional details or accessories
- A47J27/21175—Covers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The present invention provides a kind of safety relief structures of sealed heating container, include sealing cover body, and the sealing cover body includes outer cover, pressure release inner cover and ventilation upper cover；The outer cover is shell body up and down；The pressure release inner cover includes cover board, and the cover board is downwardly extending shield ring in its outer rim, and sealing ring is equipped in cover board outer rim or shield ring outer rim；The pressure release inner cover is fixed on the inside of outer cover, and the lower edge of shield ring and the lower edge of outer cover are concordant in pressure release inner cover, the ventilation upper cover is fixedly connected on the top in outer cover by non-hermetic structure, and there are certain gaps between pressure release inner cover to form airflow channel；Pressure release balancing device, air-pressure balancing device and high pressure air pressure protection device for installing are equipped on the cover board.Structure of the invention rationally, it can be achieved that sealing heating container pressure release, air pressure balance and high voltage protective, securely and reliably.
Description
[technical field]
The present invention relates to pressure relief equipment technical fields, refer in particular to a kind of safety relief structure of sealed heating container.
[background technique]
With the development of small household appliances industry, occur the products such as electric water-heating cup, electric kettle in the market.It is convenient due to having
It carries, adapts to the advantages that occasion is stronger, sealed electric-heating container (such as instant-plugging electric water-heating cup, vehicle-mounted electric heating cup, hydrogen-rich
Cup etc.) to be liked by consumer, existing sealed electric-heating container generally includes cup body and cover, sets in cup body bottom
There is heating device, is the water heating in cup body in use, heating device can be powered on.But generated when due to boiling
Water vapour can generate pressure in cup body inner cavity, and there are security risks, therefore current sealed electric-heating container cannot incite somebody to action mostly
Water is heated to boil, though some electric-heating containers can boil water guarantee safety, blow-by can only be used but for pressure release
Structure, is thus likely to occur water leakage situation, and use is inconvenient.
In view of the above-mentioned problems, applicant proposed a solution.
[summary of the invention]
The purpose of the present invention is be that the safety for having overcome the deficiencies of the prior art and provide a kind of sealed heating container is let out
Laminated structure, it can be achieved that sealing heating container pressure release, air pressure balance and high voltage protective, securely and reliably.
In order to solve above-mentioned technical problem, the present invention is adopted the following technical solutions:
A kind of safety relief structure of sealed heating container, includes sealing cover body, the sealing cover body includes outer
Lid, pressure release inner cover and ventilation upper cover；The outer cover is shell body up and down；The pressure release inner cover includes cover board, institute
It states cover board and is downwardly extending shield ring in its outer rim, sealing ring is equipped in cover board outer rim or shield ring outer rim；The pressure release
Inner cover is fixed on the inside of outer cover, and the lower edge of shield ring and the lower edge of outer cover are concordant in pressure release inner cover, and the ventilation upper cover is logical
It is logical to form air-flow to cross between the top that non-hermetic structure is fixedly connected in outer cover, with pressure release inner cover that there are certain gaps
Road；Pressure release balancing device, air-pressure balancing device and high pressure air pressure protection device for installing are equipped on the cover board.
In further improvement project, the pressure release balancing device includes be set on the cover board of pressure release inner cover
One balance hole is equipped with fixed ring in the lid surface above the first balance hole；Fixing seat is equipped in the fixed ring, it is described
Fixing seat includes diaphragm seal and the vertical motion bar being connected on diaphragm seal equipped with bottom, is equipped on the diaphragm seal
Motion bar sealing-plug, the internal diameter of the fixed ring are greater than the radial extension of motion bar sealing-plug, are equipped on the motion bar multiple
Position spring is hollow structure in the motion bar upper end, the first ventilative notch is offered on the side wall of motion bar upper end, at it
Top offers the second ventilative notch；It is equipped with fixinig plate at the top of the fixed ring, air hole is equipped on the fixinig plate,
The air hole is not enough to pass through for reset spring and motion bar；The bottom and top of the fixed ring are respectively equipped with sealing station
Rank, the reset spring elasticity drive sliding seat holding move down drive so that motion bar sealing-plug sink down at sealed step block up
Fill in the first balance hole.
In further improvement project, the air-pressure balancing device include the second balance hole for being opened on cover board and
Third balance hole, protrusion is extended with fixing sleeve respectively in the lid surface above second balance hole and third balance hole,
Barotropic equilibrium valve and negative pressure balance valve are respectively equipped in the fixing sleeve.
In further improvement project, the high pressure air pressure protection device for installing includes to be equipped in the 4th on cover board
Balance hole is fixed with elastic packing pressure relief plug in the 4th balance hole.
In further improvement project, fixed bridge is equipped with above the pressure release inner cover, the two sides of the fixed bridge are solid
Surely it is connected to the inside of outer cover；Fixed bridge lower surface is fixedly connected at the top of the fixed ring；The middle part of the fixed bridge by
Up to it is lower perforation and with the air hole connection on fixinig plate.
Compared with prior art, the beneficial effects of the present invention are: the pressure release inner cover being fixed on inside outer cover and ventilation upper cover
Between be equipped with gap to ensure that pressure release inner cover and extraneous air-flow are linked up, pressure release balancing device is equipped on the cover board of pressure release inner cover
Dredging the gas with pressure in heating container to the external world, to realize the thin pressure work of the heating container to sealing, in pressure release
The cover board of inner cover is equipped with air-pressure balancing device, with realization and ambient pressure when the heating container of sealing is in high pressure or negative pressure
Balance, on the cover board of pressure release inner cover be equipped with high pressure air pressure protection device for installing, to be in high pressure in the heating container of sealing
The quick pressure releasing of Shi Shixian high pressure gas, achievees the purpose that safeguard protection；Structure of the invention is rationally, it can be achieved that heating to sealing
Pressure release, air pressure balance and the high voltage protective of container, securely and reliably.
The present invention is described in further detail with specific embodiment with reference to the accompanying drawing:
[Detailed description of the invention]
Fig. 1 is the top view of the embodiment of the present invention；
Fig. 2 is the sectional structure chart in the portion A-A in Fig. 1；
Fig. 3 is the sectional structure chart in the portion B-B in Fig. 1；
Fig. 4 is the explosive view of the embodiment of the present invention；
Fig. 5 is the enlarged drawing in the portion C in Fig. 2.
[specific embodiment]
The embodiment of the present invention is described below in detail, the embodiment described example is shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.
Orientation shown by attached drawing should not be understood as limiting specific protection scope of the invention, only for the ginseng of preferred embodiment
Understanding is examined, the variation of position can be carried out with product component shown in figure or quantity increases or structure simplifies.
Mutually " connection " relationship of component shown in " connection " described in the specification and attached drawing, it can be understood as fixed
Ground connects or is detachably connected or is formed the connection of one；It can be and be directly connected directly or be connected by intermediary, ability
Domain those of ordinary skill can understand connection relationship as the case may be and it can be concluded that be spirally connected or rivet or weld or clamping or
The modes such as interlocking carry out different embodiments in an adequate manner for using.
Orientation shown in the nouns of locality such as upper and lower, left and right described in the specification, top, bottom and attached drawing, each component can be straight
Contact passes through the other characterisation contact between them；As above can for surface and oblique upper or it only indicates height
In other objects；Other orientation can also be made to analogize understanding.
The represented making material with physical form component in specification and attached drawing, can use metal material or
Nonmetallic materials or other synthetic materials；It is all to be related to mechanical processing technique used by there is the component of physical form and can be punching
Pressure, forging and stamping, casting, wire cutting, laser cutting, casting, injection molding, number milling, 3 D-printing, machining etc.；The common skill in this field
Art personnel adaptively can be selected or be combined selection according to different processing conditions, cost, precision, but be not limited to above-mentioned
Material and manufacture craft.
The present invention is that a kind of safety relief structure of sealed heating container includes sealing as shown in Fig. 1,2,3,4,5
Lid, the sealing cover body include outer cover 10, pressure release inner cover and ventilation upper cover 40；The outer cover 10 is shell up and down
Body；The pressure release inner cover includes cover board 20, and the cover board 20 is downwardly extending shield ring 30 in its outer rim, in cover board 20
Outer rim or 30 outer rim of shield ring are equipped with sealing ring 50；The pressure release inner cover is fixed on the inside of outer cover 10, and in pressure release inner cover
The lower edge of shield ring 30 is concordant with the lower edge of outer cover 10, and the ventilation upper cover 40 is fixedly connected on outer cover by non-hermetic structure
There are certain gaps between top in 10, with pressure release inner cover to form airflow channel；Pressure release is equipped on the cover board 20
Balancing device, air-pressure balancing device and high pressure air pressure protection device for installing.Technical solution cooperation heating provided by the present invention
Container uses, specifically, being covered on sealing cover body on heating container will heat container sealing.
In the embodiment as shown in Fig. 2,3,4,5, the pressure release balancing device includes the lid for being set to pressure release inner cover
The first balance hole 21 on plate 20 is equipped with fixed ring 60 on 20 surface of cover board above the first balance hole 21；In the fixation
Fixing seat is equipped in ring 60, the fixing seat includes diaphragm seal 61 equipped with bottom and is connected on diaphragm seal 61 vertically
Motion bar 62, is equipped with motion bar sealing-plug 63 on the diaphragm seal 61, and the internal diameter of the fixed ring 60 is sealed greater than motion bar
The radial extension of plug 63 is equipped with reset spring 64 on the motion bar 62, is hollow structure in 62 upper end of motion bar,
The first ventilative notch 65 is offered on the side wall of motion bar upper end, and the second ventilative notch 66 is offered at the top of it；Described solid
The top for determining ring 60 is equipped with fixinig plate, and air hole 67 is equipped on the fixinig plate, and the air hole 67 is not enough to for resetting bullet
Spring 64 and motion bar 62 pass through；The bottom and top of the fixed ring 60 are respectively equipped with sealed step 68, the reset spring 64
Elasticity drives sliding seat holding to move down and drives so that motion bar sealing-plug 63 sinks down into the first balance of blocking at sealed step 68
Hole 21.When the air pressure in the heating container of sealing is higher than ambient pressure, gas is gone out from the first balance hole 21, by fixed ring
Fixing seat in 60 jacks up, and the motion bar sealing-plug 63 at sealed step 68 is jacked up in this way, and gas is close by motion bar
The lateral margin of blocking 63 enters in fixed ring 60, then flows sequentially through the first ventilative notch 65 of motion bar, motion bar upper end
The air hole 67 of hollow portion, the second ventilative notch 66 of motion bar and fixinig plate spills into pressure release inner cover and and ventilation upper cover 40
Between, it finally is flow to the external world from the gap of ventilation upper cover 40, the thin pressure work of the heating container of sealing is completed, when adding for sealing
When air pressure and ambient pressure in heat container balance, the gas in the heating container of sealing can not be gone out, and reset spring 64 drives
Sliding seat moves down so that motion bar sealing-plug 63 sinks down into the first balance hole 21 of blocking at sealed step 68, so that sealing cover body is protected
Hold sealing state.
In the embodiment as shown in Fig. 2,3,4,5, the air-pressure balancing device includes be opened on cover board 20
Two balance holes 22 and third balance hole 23, on 20 surface of cover board above second balance hole 22 and third balance hole 23 point
Protrusion is not extended with fixing sleeve 70, barotropic equilibrium valve 80 and negative pressure balance valve 90 is respectively equipped in the fixing sleeve 70, in reality
It applies in example, the barotropic equilibrium valve 80 and negative pressure balance valve 90 are relief valve, and barotropic equilibrium valve 80 is relief valve formal dress
Structure, negative pressure balance valve 90 are relief valve inversion structures.When the air pressure in the heating container of sealing is higher than ambient pressure, and pressure release
When balancing device is not enough to quickly lead the gas in the heating container of sealing to the external world off, the high pressure of sealing heated in container
Gas is more than that barotropic equilibrium valve 80 sets pressure, automatically turns on pressure release, the high pressure gas heated in container is led off to the external world, directly
Reach to the air pressure in heating container and is balanced with ambient pressure；Air pressure in the heating container that extraneous air pressure is higher than sealing
When, extraneous air pressure is more than that negative pressure balance valve 90 sets pressure, and negative pressure balance valve 90 automatically turns on, and extraneous air is conducted to
It heats in container, is balanced until the air pressure in heating container reaches with ambient pressure.
In embodiment as shown in Figure 2,3, 4, the high pressure air pressure protection device for installing includes to be equipped in cover board 20
On the 4th balance hole 24, be fixed with elastic packing pressure relief plug 100 in the 4th balance hole 24.When the heating container of sealing
In air pressure be significantly larger than ambient pressure, and the heating container that pressure release balancing device and barotropic equilibrium valve 80 are not enough to seal
In gas when quickly leading off to the external world, elastic packing pressure relief plug 100 is directly ejected the 4th by the high pressure gas heated in container
Balance hole 24 quickly leads away the high pressure gas heated in container off, to prevent the gas of high pressure to sealing cover body and add
Heat container damages, or even explosion, damages to user, achievees the purpose that safeguard protection.
In embodiment as shown in Figure 2,3, 4, fixed bridge 110, the fixed bridge are equipped with above the pressure release inner cover
110 two sides are fixedly connected on the inside of outer cover 10；The top of the fixed ring 60 is fixedly connected on 110 lower surface of fixed bridge；
The middle part of the fixed bridge 110 from top to bottom penetrate through and with 67 connection of air hole on fixinig plate.
In the present invention, gap is equipped between the pressure release inner cover being fixed on inside outer cover 10 and ventilation upper cover 40 to ensure pressure release
Inner cover and extraneous air-flow are linked up, and are equipped with pressure release balancing device on the cover board 20 of pressure release inner cover will heat band pressure in container
Gas dredge to the external world, with realize to sealing heating container thin pressure work, on the cover board 20 of pressure release inner cover be equipped with gas
Balancing device is pressed, to realize the balance with ambient pressure when the heating container of sealing is in high pressure or negative pressure, in pressure release inner cover
Cover board 20 be equipped with high pressure air pressure protection device for installing, with the realization high pressure gas when the heating container of sealing is in high pressure
Quick pressure releasing achievees the purpose that safeguard protection；Structure of the invention is rationally, it can be achieved that pressure release, the air pressure of the heating container to sealing
Balance and high voltage protective, securely and reliably.
It is aobvious for those skilled in the art by the disclosure although the present invention is described in detail referring to above example
And be clear to, and in the case where not departing from the principle of the present invention and scope that the claim limits, it can be right
The present invention makes a variety of changes or modifies.Therefore, the detailed description of the embodiment of the present disclosure is only used to explain, rather than is used to limit
The present invention, but it is defined by the subject-matter of the claims the range of protection.
Claims (5)
1. a kind of safety relief structure of sealed heating container, which is characterized in that it include sealing cover body, the sealing cover body
It include outer cover, pressure release inner cover and ventilation upper cover；The outer cover is shell body up and down；The pressure release inner cover includes
Cover board, the cover board are downwardly extending shield ring in its outer rim, and sealing ring is equipped in cover board outer rim or shield ring outer rim；Institute
The inside that pressure release inner cover is fixed on outer cover is stated, and the lower edge of shield ring and the lower edge of outer cover are concordant in pressure release inner cover, the ventilation
Upper cover is fixedly connected on the top in outer cover by non-hermetic structure, and there are certain gaps between pressure release inner cover to be formed
Airflow channel；Pressure release balancing device, air-pressure balancing device and high pressure air pressure protection device for installing are equipped on the cover board.
2. the safety relief structure of the sealed heating container of one kind according to claim 1, which is characterized in that the low pressure
Pressure release balancing device includes the first balance hole being set on the cover board of pressure release inner cover, the cover board table above the first balance hole
Face is equipped with fixed ring；Be equipped with fixing seat in the fixed ring, the fixing seat include diaphragm seal equipped with bottom and
The motion bar being connected on diaphragm seal vertically, is equipped with motion bar sealing-plug on the diaphragm seal, and the internal diameter of the fixed ring is big
In the radial extension of motion bar sealing-plug, it is equipped with reset spring on the motion bar, is hollow knot in the motion bar upper end
Structure offers the first ventilative notch on the side wall of motion bar upper end, and the second ventilative notch is offered at the top of it；Described solid
The top for determining ring is equipped with fixinig plate, and air hole is equipped on the fixinig plate, and the air hole is not enough to for reset spring and work
Lever passes through；The fixed ring bottom be equipped with sealed step, the reset spring elasticity drive sliding seat holding move down drive with
So that motion bar sealing-plug sinks down into the first balance hole of blocking at sealed step.
3. the safety relief structure of the sealed heating container of one kind according to claim 1, which is characterized in that the air pressure
Pressure release balancing device includes the second balance hole and third balance hole being opened on cover board, in second balance hole and third
Protrusion is extended with fixing sleeve respectively in lid surface above balance hole, be respectively equipped in the fixing sleeve barotropic equilibrium valve and
Negative pressure balance valve.
4. the safety relief structure of the sealed heating container of one kind according to claim 1, which is characterized in that the high pressure
Air pressure protection device for installing includes to be equipped in the 4th balance hole on cover board, is fixed in the 4th balance hole flexible close
Seal pressure relief plug.
5. the safety relief structure of the sealed heating container of one kind according to claim 2, which is characterized in that let out described
It presses and is equipped with fixed bridge above inner cover, the two sides of the fixed bridge are fixedly connected on the inside of outer cover；The top of the fixed ring is solid
Surely it is connected to fixed bridge lower surface；The middle part of the fixed bridge from top to bottom penetrate through and with the air hole connection on fixinig plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811516598.4A CN109363500B (en) | 2018-12-12 | 2018-12-12 | Safety pressure relief structure of sealed heating container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811516598.4A CN109363500B (en) | 2018-12-12 | 2018-12-12 | Safety pressure relief structure of sealed heating container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109363500A true CN109363500A (en) | 2019-02-22 |
| CN109363500B CN109363500B (en) | 2023-09-08 |
Family
ID=65373400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811516598.4A Active CN109363500B (en) | 2018-12-12 | 2018-12-12 | Safety pressure relief structure of sealed heating container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109363500B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112067210A (en) * | 2020-09-18 | 2020-12-11 | 潘彬杰 | Cloth leakproofness detection device based on sealed protective clothing safety inspection |
| CN112545307A (en) * | 2020-11-27 | 2021-03-26 | 珠海格力电器股份有限公司 | Water cup cover and electric heating water cup |
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| JP2007236404A (en) * | 2006-03-03 | 2007-09-20 | Zojirushi Corp | Safety valve structure in pressure type rice cooker |
| CN203609262U (en) * | 2013-11-26 | 2014-05-28 | 九阳股份有限公司 | Safety electric pressure cooker with directional decompression function |
| CN205094151U (en) * | 2015-08-19 | 2016-03-23 | 上海纯米电子科技有限公司 | Electric rice cooker cover board with air bleeding valve and relief valve |
| CN205514083U (en) * | 2016-03-14 | 2016-08-31 | 深圳艾美特科技股份有限公司 | Pressure release safety device of electricity pressure gauge utensil |
| CN207604789U (en) * | 2017-06-20 | 2018-07-13 | 佛山市顺德区美的电热电器制造有限公司 | The pressure relief device and pressure cooker of pressure cooker |
-
2018
- 2018-12-12 CN CN201811516598.4A patent/CN109363500B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007236404A (en) * | 2006-03-03 | 2007-09-20 | Zojirushi Corp | Safety valve structure in pressure type rice cooker |
| CN203609262U (en) * | 2013-11-26 | 2014-05-28 | 九阳股份有限公司 | Safety electric pressure cooker with directional decompression function |
| CN205094151U (en) * | 2015-08-19 | 2016-03-23 | 上海纯米电子科技有限公司 | Electric rice cooker cover board with air bleeding valve and relief valve |
| CN205514083U (en) * | 2016-03-14 | 2016-08-31 | 深圳艾美特科技股份有限公司 | Pressure release safety device of electricity pressure gauge utensil |
| CN207604789U (en) * | 2017-06-20 | 2018-07-13 | 佛山市顺德区美的电热电器制造有限公司 | The pressure relief device and pressure cooker of pressure cooker |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112067210A (en) * | 2020-09-18 | 2020-12-11 | 潘彬杰 | Cloth leakproofness detection device based on sealed protective clothing safety inspection |
| CN112545307A (en) * | 2020-11-27 | 2021-03-26 | 珠海格力电器股份有限公司 | Water cup cover and electric heating water cup |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109363500B (en) | 2023-09-08 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190404 Address after: 528425 Peace Road Section of Dongfu Fourth Road, Dongfeng Town, Zhongshan City, Guangdong Province (one of Li Mankai's factories) Applicant after: ZHONGSHAN SHANGDEA ELECTRICAL APPLIANCE CO.,LTD. Address before: 528425 Peace Road Section of Dongfu Fourth Road, Dongfeng Town, Zhongshan City, Guangdong Province (one of Li Mankai's factories) Applicant before: Cen Yanhua Applicant before: Li Xuejun Applicant before: ZHONGSHAN SHANGDEA ELECTRICAL APPLIANCE CO.,LTD. Applicant before: Wang Weiren |
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| CB02 | Change of applicant information |
Address after: 528425 Peace Road Section of Dongfu Fourth Road, Dongfeng Town, Zhongshan City, Guangdong Province (one of Li Mankai's factories) Applicant after: Shangdi intelligent kitchen (Guangdong) Co.,Ltd. Address before: 528425 Peace Road Section of Dongfu Fourth Road, Dongfeng Town, Zhongshan City, Guangdong Province (one of Li Mankai's factories) Applicant before: ZHONGSHAN SHANGDEA ELECTRICAL APPLIANCE CO.,LTD. |
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| GR01 | Patent grant | ||
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