CN207831350U - Burner and gas heater - Google Patents
Burner and gas heater Download PDFInfo
- Publication number
- CN207831350U CN207831350U CN201721926509.4U CN201721926509U CN207831350U CN 207831350 U CN207831350 U CN 207831350U CN 201721926509 U CN201721926509 U CN 201721926509U CN 207831350 U CN207831350 U CN 207831350U
- Authority
- CN
- China
- Prior art keywords
- heat
- web plate
- burner
- fire hole
- resisting
- 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.)
- Withdrawn - After Issue
Links
- 238000002485 combustion reaction Methods 0.000 claims abstract description 42
- 238000005192 partition Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- -1 iron-chromium-aluminum Chemical group 0.000 claims description 4
- 239000002356 single layer Substances 0.000 claims description 4
- 239000000567 combustion gas Substances 0.000 description 19
- 230000000694 effects Effects 0.000 description 17
- 239000007789 gas Substances 0.000 description 17
- 238000010791 quenching Methods 0.000 description 10
- 230000000171 quenching effect Effects 0.000 description 8
- 239000010410 layer Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Gas Burners (AREA)
Abstract
The utility model discloses a kind of burner and gas heater, the burner includes fire row and heat-resisting web plate, the fire row includes flame portion, the flame portion includes combustion panel, the combustion panel is equipped with fire hole, heat-resisting web plate is arranged in the top of the fire hole and is arranged with the fire hole interval, and the heat-resisting web plate is to lift on the flame front being formed in above the fire hole.The problem of the utility model aims to solve the problem that the flame height in the prior art due to burner is relatively low, and ignition temperature is directly passed to fire hole and combustion panel surface temperature is caused to gather.
Description
Technical field
The utility model is related to technical field of water heaters, more particularly to a kind of burner and gas heater.
Background technology
Currently, civilian burner is widely used in each family, such as gas-cooker, gas heater etc. are home-use
Product, existing water heater be one kind using combustion gas as main energy sources, the housed device of domestic hot-water is provided.
However, the flame height in gas heater due to burner is relatively low, ignition temperature can be directly passed to combustion front
Plate, such combustion panel surface temperature accumulation, up to 600-700 DEG C, fire hole size is deformed because heated, influences the fire hole longevity
Life, in the prior art distributes heat using the preferable copper of heat conductivility, but this passive cooling, can increase material
Expect cost.
Utility model content
The main purpose of the utility model is to propose a kind of burner and gas heater, it is intended to solve in the prior art by
Relatively low in the flame height of burner, ignition temperature is directly passed to fire hole and combustion panel surface temperature is caused to gather, passively
The big problem of the cost that radiates.
To achieve the above object, the utility model proposes a kind of burner, be used for gas heater, including:
Fire row, the fire row include flame portion, and the flame portion includes combustion panel, and the combustion panel is equipped with fire
Hole；
Heat-resisting web plate, be arranged the top of the fire hole and with the fire hole interval be arranged, make the fire hole combustion gas and
After air mixing, the fire after being ignited at fire hole falls into breath effect of quenching, and flame front is formed on heat-resisting web plate.
Preferably, the structure of the heat-resisting web plate is configured such that the flame front being formed in above the fire hole is located at institute
State the top of heat-resisting web plate.
Preferably, the spacing distance of the heat-resisting web plate and the combustion panel is L, 1mm≤L≤2mm；The heat-resistant net
The aperture of the mesh of plate is D, hole depth H, 1≤D/H≤2.
Preferably, the thickness of the heat-resisting web plate is T, 1≤T≤3mm.
Preferably,
When the heat-resisting web plate is single layer, 0.3mm≤D≤0.7mm；Alternatively,
When the heat-resisting web plate is multilayer, the aperture of minimum mesh is Dmin in heat-resisting web plate described in multilayer, 0.5mm≤
The aperture of Dmin≤1mm, the mesh of the heat-resisting web plate are D.
Preferably, the porosity of=50% of the heat-resisting web plate.
Preferably, elongation percentage >=10% of the heat-resisting web plate.
Preferably, the heat-resisting web plate is resistant to high temperature more than or equal to 800 DEG C.
Preferably, the heat-resisting web plate is fixed at by fixing piece on the combustion panel.
Preferably, the material of the heat-resisting web plate is metal.
Preferably, the material of the heat-resisting web plate is iron-chromium-aluminum metal.
Preferably, the flame portion includes mixed pressure chamber, presses chamber and partition board, the partition board setting in the mixed pressure chamber and
It is described press chamber between, and on the partition board offer through-hole to be connected to the mixed pressure chamber and it is described press chamber, it is described to press
The one end of chamber far from the partition board is provided with the combustion panel.
Preferably, the fire hole is staggered with the through-hole.
Preferably, the fire hole and the through-hole are respectively provided with elongated, and the fire hole and the one aperture
Laterally setting, it is another longitudinally disposed.
Preferably, the fire row includes injector, and the injector includes connecting plate and is arranged on the connecting plate
At least two ejector pipes, at least two ejector pipes are connected with the mixed pressure chamber.
Conceived based on same utility model, the utility model also provides a kind of gas heater, including burner, the combustion
Burner includes fire row, and the fire row includes flame portion, and the flame portion includes combustion panel, and the combustion panel is equipped with fire
Hole；
Heat-resisting web plate is arranged in the top of the fire hole and is arranged with the fire hole interval, spacing distance L, 1mm≤L
≤2mm；The aperture of the mesh of the heat-resisting web plate is D, hole depth H, 1≤D/H≤2.
In technical solution provided by the utility model, flame portion is provided in single fire row, flame portion includes combustion panel,
Combustion gas and air enter flame portion, and since the cavity in flame portion is a more closed space, combustion gas and air mix in the cavity
It is ignited afterwards in combustion panel.Heat-resisting web plate is arranged in such a way that isolation fire is fallen into the utility model, and heat-resisting web plate is arranged in fire
Above hole, and it is arranged with fire hole interval, so that flame is quenched breath effect, combustion gas and air are blended in the fire after being ignited at fire hole
It is lifted on flame face namely flame front becomes larger with the distance between fire hole and the combustion panel, and then reduce fire hole heat nearby
The problem of accumulation, avoids the problems such as fire hole deforms due to by high temperature, increases the fire hole service life.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of an embodiment of burner provided by the utility model；
Fig. 2 is the schematic side view of burner in Fig. 1；
Fig. 3 is the schematic top plan view of burner in Fig. 2；
Fig. 4 is the elevational schematic view of burner in Fig. 2；
Fig. 5 is the close-up schematic view at I in Fig. 1.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 1 | Fire row | 114 | Partition board |
| 11 | Flame portion | 12 | Injector |
| 111 | Combustion panel | 121 | Connecting plate |
| 111a | Fire hole | 122 | Ejector pipe |
| 112 | Mixed pressure chamber | 2 | Heat-resisting web plate |
| 113 | Press chamber |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
If it is to be appreciated that relating to directionality instruction in the utility model embodiment, directionality instruction is only used for solving
Relative position relation, the motion conditions etc. under a certain particular pose between each component are released, if the particular pose changes
When, then directionality instruction also correspondingly changes correspondingly.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.In addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, will be understood that this technical side when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection domain of the requires of the utility model.
The utility model provides a kind of burner.Fig. 1 to Fig. 4 is please referred to, which is used for gas heater, in this reality
It applies in example, which includes fire row 1, and the fire row 1 includes flame portion 11, and the flame portion 11 includes combustion panel 111, institute
It states combustion panel 111 and is equipped with fire hole 111a；Heat-resisting web plate 2 be arranged the top of the fire hole 111a and with the fire hole 111a
Interval setting, heat-resisting web plate 2 are used so that being lifted on the flame front being formed in above fire hole 111a.The combustion gas of the fire hole 111a and
After air mixing, the fire after being ignited at fire hole 111a falls into breath effect of quenching, and is lifted on flame front.
In the prior art, it is lighted in the fire hole 111a of combustion panel 111 after combustion gas and air mixing, flame front and fire hole
111a is in direct contact, and thermal accumlation at fire hole 111a, fire hole 111a is caused to reduce fire hole 111a because being also easily deformed by high temperature
Service life.Fire hole 111a material thickness is increased in traditional settling mode or the bottoms fire hole 111a are preferable using heat conductivility
Copper distributes heat, belongs to passive cooling, increases material cost.
And in technical solution provided by the utility model, flame portion 11 is provided in single fire row 1, flame portion 11 includes combustion
Panel 111 is burnt, combustion gas and air enter flame portion 11, since the cavity in flame portion 11 is a more closed space, combustion gas and sky
Gas is ignited after mixing in the cavity in combustion panel 111.Heat-resisting web plate is arranged in such a way that isolation fire is fallen into the utility model
2, heat-resisting web plate 2 is arranged above fire hole 111a, and is arranged with the intervals fire hole 111a, and flame is made to quench breath effect, combustion gas with
Air, which is blended on the flame front after being ignited at fire hole 111a, to be lifted namely flame front and fire hole 111a and the combustion panel
The distance between 111 become larger, and then reduce the problem of heat gathers near fire hole 111a, avoid fire hole 111a because by high temperature
And the problems such as deforming, increase the fire hole 111a service life.
Preferably, the structure of the heat-resisting web plate 2 is configured such that the flame front being formed in above the fire hole 111a
Positioned at the top of the heat-resisting web plate 2, to realize that the heat-resisting web plate 2 is configured such that and be formed in above the fire hole 111a
Flame front be located at the top of the heat-resisting web plate 2, the mesh size of heat-resisting web plate 2 can be defined by setting and be set
Set, can also by being defined setting to the distance between the heat-resisting web plate 2 and the fire hole 111a, also or, to institute
It states heat-resisting web plate 2 and the " structure of the heat-resisting web plate 2 may be implemented with the cavity size etc. among the combustion panel 111
It is configured such that the flame front being formed in above the fire hole 111a is located at the top of the heat-resisting web plate 2 ", so, in reality
Specific implementation mode is not limited in novel.
Specifically, since heat-resisting web plate 2 is too small at a distance from fire hole 111a, then excessive to the resistance of flame, be easy because
It is upward that heat-resisting web plate 2 blocks flame；And apart from excessive, flame can not generate breath effect of quenching with heat-resisting web plate 2.In order to improve flame
The effect for breath effect of quenching, in the present embodiment, referring to Fig. 5, the spacing distance of the heat-resisting web plate and the combustion panel 111
For L, 1mm≤L≤2mm, also, the aperture D and hole depth H of the mesh, also have an impact to the lifting of the flame front, in this reality
It applies in example, 1≤D/H≤2, flame can so be made to quench breath effect, may be implemented to be formed in above the fire hole 111a
Flame front be located at the top of the heat-resisting web plate 2.
Further, since the thickness T of heat-resisting web plate 2 is blocked up, the resistance of flame is also accordingly increased, while being also unfavorable for
The discharge of gas after burning；And the thickness T of heat-resisting web plate 2 it is excessively thin when, leading to the mesh of heat-resisting web plate 2, also correspondence is smaller,
It can influence fire and fall into breath effect of quenching.Therefore 1≤T≤3mm is better.
Heat-resisting web plate 2 can be single layer, or multilayer, to keep flame breath effect of quenching better, described heat-resisting
When web plate 2 is single layer, 0.3mm≤D≤0.7mm；It is minimum in heat-resisting web plate 2 described in multilayer when the heat-resisting web plate 2 is multilayer
The aperture of mesh is Dmin, 0.5mm≤Dmin≤1mm.When using multi-layered web plate 2, the overlapping of multi-layered web plate 2 is put
It sets.In the present embodiment, using three layers of heat-resisting web plate 2, the mesh of three layers of heat-resisting web plate 2 is square hole, and the mesh of first layer is
The mesh of 1mm × 1mm, the second layer are 1.5mm × 1.5mm, and the mesh of third layer is 2mm × 2mm.In other embodiments,
4 layers, 5 layers etc. are may be used, circular hole can also be used.
In the present embodiment, the porosity of=50% of heat-resisting web plate 2, porosity will be unable to generate breath effect of quenching, therefore heat-resisting
The porosity of=50% of web plate 2.
In the present embodiment, elongation percentage >=10% of the heat-resisting web plate 2.By using flexible heat-resisting web plate 2,
Without excessive deformation due to heated, using effect is influenced.Since fuel gas buring temperature is higher, the heat-resisting web plate 2 can
High temperature resistant temperature is greater than or equal to 800 DEG C, avoids being easily damaged because temperature is excessive.
There are many fixed form of the heat-resisting web plate 2, and heat-resisting web plate 2 is fixed at the combustion panel by fixing piece
On 111, fixing piece can be support column, can also be gasket, therefore, it is not particularly limited herein.
In order to ensure the stability after heat-resisting web plate 2 is heated, the material of the heat-resisting web plate 2 is preferably metal, it is clear that right
In it is heat-resisting it is nonmetallic be equally applicable, such as ceramic material etc..Specifically, in the present embodiment, it is imitated to improve breath of quenching
The material of fruit, the heat-resisting web plate 2 is iron-chromium-aluminum metal.Since ferrum-chromium-aluminum surface pore is smaller, at a distance from fire hole 111a
For pre-determined distance when, flame front can be formed in ferrum-chromium-aluminum surface, and since the heat-resisting web plate 2 of iron-chromium-aluminum metal material has
Elasticity is notheated and thermal deformation, and effect is more preferable.
In the present embodiment, in order to enable the burning that fire hole 111a is ejected, the heat for generation of burning evenly please refer to
Fig. 2, the flame portion 11 include mixed pressure chamber 112, chamber 113 and partition board 114, the partition board 114 are pressed to be arranged in the mixed pressure chamber
112 and it is described press chamber 113 between, and on the partition board 114 offer through-hole to be connected to the mixed pressure chamber 112 and it is described
Press chamber 113.The described one end of pressure chamber 113 far from the partition board 114 is provided with the combustion panel 111.Gas injection injects spray
Tentatively disperseed in mixed pressure intracavitary behind fiery portion 11, during the through-hole then passed through on partition board 114 enters pressure chamber 113,
The pressure of combustion gas is equalized, and last combustion gas is broken up again in pressure chamber 113 so that combustion gas is sufficiently uniformly distributed to combustion
Each fire hole 111a on gas panel, achievees the effect that isobaric drainage combustion gas, is ignited the full and uniform combustion of combustion gas of pin mark combustion
It burns, so that burner forms uniform temperature field.
In preferred embodiments of the present invention, the partition board 114 is arranged in parallel with the combustion panel 111.When
When partition board 114 and combustion panel 111 are arranged in parallel, the gas flow distribution at combustion panel 111 is more uniformly distributed, namely pressure effect
Fruit is more preferable, so that the full and uniform burning of the combustion gas being ignited.It should be noted that if partition board 114 and combustion panel 111
Not parallel setting can also play certain voltage equalizing.
The through-hole opened up on the fire hole 111a and the partition board 114 opened up on the combustion panel 111 is staggered.It will lead to
Hole and fire hole 111a are staggered, and contribute to the dispersion for pressing fuel gas flow in chamber 113, so that distributing to each fire hole 111a
Gas flow it is more uniform, it is uniform that burner fire hole 111a goes out stream.
The fire hole 111a and the through-hole are respectively provided with elongated, and the fire hole 111a and the one aperture
Laterally setting, it is another longitudinally disposed.Open up that angle formed by direction is larger, and chamber is being pressed in combustion gas due to fire hole 111a and through-hole
Vortex is formed in 113, to promote the equilibrium of pressure.In addition, giving gas secondary shunting simultaneously by strip fire hole 111a
Stream is helped, promotes to blow combustion gas formed by mixed air naturally via combustion gas, mixing ratio is more uniformly distributed, and improves spray combustion intensity and stabilization
Property.Moreover, because fire hole 111a arrangements are closeer, it can promote burner that can play the effect of accumulation of heat in low burn temperature, it is low to be promoted
The stability of warm fire flame.
As an embodiment of utility model, which includes injector 12, and the injector 12 includes connecting plate
121 and at least two ejector pipes 122 that are arranged on the connecting plate 121, at least two ejector pipes 122 and the mixed pressure
Chamber is connected.
The utility model also proposes a kind of gas heater, which includes the combustion such as above-mentioned any embodiment
Burner.The concrete structure of the burner is with reference to above-described embodiment, since this gas heater uses above-mentioned all embodiments
Whole technical solutions, therefore at least all advantageous effects caused by the technical solution with above-described embodiment, it is not another herein
One repeats.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention,
Under every utility model in the utility model is conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (14)
1. a kind of burner is used for gas heater, which is characterized in that including:
Fire row, the fire row include flame portion, and the flame portion includes combustion panel, and the combustion panel is equipped with fire hole；With
And
Heat-resisting web plate is arranged in the top of the fire hole and is arranged with the fire hole interval, and the heat-resisting web plate is making shape
It is lifted on flame front above fire hole described in Cheng Yu.
2. burner as described in claim 1, which is characterized in that the structure of the heat-resisting web plate, which is configured such that, to be formed in
Flame front above the fire hole is located at the top of the heat-resisting web plate.
3. burner as described in claim 1, which is characterized in that the spacing distance of the heat-resisting web plate and the combustion panel
For L, 1mm≤L≤2mm；The aperture of the mesh of the heat-resisting web plate is D, hole depth H, 1≤D/H≤2.
4. burner as described in claim 1, which is characterized in that the thickness of the heat-resisting web plate is T, 1≤T≤3mm.
5. burner as described in claim 1, which is characterized in that
When the heat-resisting web plate is single layer, 0.3mm≤D≤0.7mm；Alternatively,
When the heat-resisting web plate is multilayer, the aperture of minimum mesh is Dmin in heat-resisting web plate described in multilayer, 0.5mm≤Dmin≤
1mm, wherein the aperture of the mesh of the heat-resisting web plate is D.
6. burner as described in claim 1, which is characterized in that the porosity of=50% of the heat-resisting web plate.
7. burner as described in claim 1, which is characterized in that elongation percentage >=10% of the heat-resisting web plate.
8. burner as described in claim 1, which is characterized in that the material of the heat-resisting web plate is metal.
9. burner as claimed in claim 8, which is characterized in that the material of the heat-resisting web plate is iron-chromium-aluminum metal.
10. burner as described in claim 1, which is characterized in that the flame portion include mixed pressure chamber, press chamber and every
Plate, the partition board setting offer through-hole to be connected between the mixed pressure chamber and the pressure chamber on the partition board
State mixed pressure chamber and it is described press chamber, the described one end of pressure chamber far from the partition board is provided with the combustion panel.
11. burner as claimed in claim 10, which is characterized in that the fire hole is staggered with the through-hole.
12. burner as claimed in claim 10, which is characterized in that the fire hole and the through-hole be respectively provided with it is elongated,
And the fire hole and the one aperture are laterally arranged, it is another longitudinally disposed.
13. burner as claimed in claim 10, which is characterized in that the fire row includes injector, and the injector includes
Connecting plate and at least two ejector pipes being arranged on the connecting plate, at least two ejector pipes are connected with the mixed pressure chamber
It is logical.
14. a kind of gas heater, which is characterized in that include the burner as described in claim 1 to 13 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721926509.4U CN207831350U (en) | 2017-12-29 | 2017-12-29 | Burner and gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721926509.4U CN207831350U (en) | 2017-12-29 | 2017-12-29 | Burner and gas heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207831350U true CN207831350U (en) | 2018-09-07 |
Family
ID=63391275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721926509.4U Withdrawn - After Issue CN207831350U (en) | 2017-12-29 | 2017-12-29 | Burner and gas heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207831350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019129282A1 (en) * | 2017-12-29 | 2019-07-04 | 芜湖美的厨卫电器制造有限公司 | Combustor and gas heater |
-
2017
- 2017-12-29 CN CN201721926509.4U patent/CN207831350U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019129282A1 (en) * | 2017-12-29 | 2019-07-04 | 芜湖美的厨卫电器制造有限公司 | Combustor and gas heater |
| CN109990286A (en) * | 2017-12-29 | 2019-07-09 | 芜湖美的厨卫电器制造有限公司 | Burner and gas heater |
| CN109990286B (en) * | 2017-12-29 | 2024-02-23 | 芜湖美的厨卫电器制造有限公司 | Burner and gas water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220920 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 241009 Wan Chun East Road, East District, Wuhu economic and Technological Development Zone, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180907 Effective date of abandoning: 20240223 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180907 Effective date of abandoning: 20240223 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |