CN208606234U - A kind of range hood with deflector - Google Patents
A kind of range hood with deflector Download PDFInfo
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- CN208606234U CN208606234U CN201820995284.6U CN201820995284U CN208606234U CN 208606234 U CN208606234 U CN 208606234U CN 201820995284 U CN201820995284 U CN 201820995284U CN 208606234 U CN208606234 U CN 208606234U
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- deflector
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- inlet mouth
- shell
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Abstract
The utility model relates to a kind of range hoods with deflector.Solving existing range hood internal cavity is cavity, and vortex is easy to produce in fume-exhausting, low oil smoke separating degree, draught fan impeller and spiral case greasy dirt is caused to adhere to serious problem.Kitchen ventilator includes shell, there is the panel of air inlet in housing forward end setting, spiral case is installed in shell, volute air-inlet mouth is equipped on spiral case, blower is installed in spiral case, the deflector for being connected to volute air-inlet mouth periphery is installed, deflector is located at the rear end of the air inlet, and the air-flow of air inlet is drained to volute air-inlet mouth by the deflector in shell.Increase deflector on kitchen ventilator inner spiral casing air inlet, the air-flow entered from air inlet is drained to volute air-inlet mouth along deflector and is directly sucked in, the condensation of oil smoke is accelerated, increases grease separating degree, reduces the attachment of draught fan impeller and spiral case to greasy dirt.
Description
Technical field
The utility model relates to a kind of kitchen ventilator technical field more particularly to a kind of range hoods with deflector.
Background technique
Range hood has become an essential household electrical appliances in family kitchen, solves the oil in cooking process for user
Problem is discharged in cigarette.Kitchen ventilator is divided into side-suction type range hood and top suction type kitchen ventilator by the working principle of suction oil smoke, and wherein side is inhaled
Formula kitchen ventilator carries out oil smoke separation from side air inlet, and side-suction type range hood structure generally comprises shell, panel, setting in shell
Spiral case, and the blower being arranged in spiral case, for the entire cavity of kitchen ventilator in addition to the position of blower, rest part is cavity, when
When blower works, air-flow is directly sucked at a high speed blower, negative pressure of a part of air-flow by blower nose air intake and rear air inlet
It involves, forms vortex in blower or so cavity, in addition also cause oil smoke separating degree low, draught fan impeller and the attachment of spiral case greasy dirt are tight
Weight.
Summary of the invention
It is cavity that the utility model, which mainly solves existing range hood internal cavity, is easy to produce whirlpool in fume-exhausting
Stream, causes low oil smoke separating degree, draught fan impeller and spiral case greasy dirt to adhere to serious problem, provides a kind of suction with deflector
Kitchen ventilator.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of range hood with deflector,
Including shell, there is the panel of air inlet in housing forward end setting, spiral case is installed in shell, be equipped on spiral case spiral case into
Port is equipped with the blower with the volute air-inlet mouth location matches in the spiral case, is equipped with described in connection in the shell
The external deflector of volute air-inlet mouth, the deflector are located at the rear end of the air inlet, and the deflector is by the gas of air inlet
Stream is drained to volute air-inlet mouth.The utility model increases deflector in kitchen ventilator shell, and the air-flow entered from air inlet is suitable
Deflector be drained to volute air-inlet mouth and be directly sucked in, deflector plays spacer function, and cavity before and after deflector is separated, and reduces
The formation of vortex, increases the time of contact of oil smoke and deflector, accelerates the condensation of oil smoke, increase grease separating degree,
Reduce the attachment of draught fan impeller and spiral case to greasy dirt.Deflector is fixed on shell and blower, plays the role of bracket, is increased
The integral strength of shell is added.
Scheme as a preference of the above scheme, the deflector include the left side being arranged at left and right sides of volute air-inlet mouth
Deflector and right deflector, left deflector and right deflector are separately fixed between volute air-inlet mouth two sides and shell two sides, left
Deflector and right deflector are in the same plane.Deflector is divided into left deflector and right deflector in this programme, relative to
The deflector of one, reduces the material of processing, reduces the cost of product.In addition the difficulty of processing of deflector is also reduced.
Scheme as a preference of the above scheme, the deflector include the left side being arranged at left and right sides of volute air-inlet mouth
Deflector and right deflector, left deflector and right deflector are separately fixed between blower two sides and shell two sides, and the left side is led
Flowing plate and right deflector all include the connecting plate and hang plate being integrally connected, and connecting plate is mutually fixed with volute air-inlet mouth side, inclines
Inclined plate is mutually fixed with shell side, and hang plate is in being obliquely installed far from panel by shell side to connecting plate.It is left in this programme
Right deflector increases an inclination angle, is in the inclination far from panel by shell side to blower direction, air-flow is along inclination angle
It spends to blower position and advances, so that air conducting is more smooth.Left and right deflector is divided into hang plate and connecting plate two parts,
The connecting plate of left and right deflector is in the same plane, and is parallel to spiral case surface, and two sidewind of blower is drained by hang plate
Enter volute air-inlet mouth using connecting plate, air conducting is gentler, and the connecting plate parallel with spiral case surface in addition is arranged more
It is convenient to be connected with spiral case.
Scheme as a preference of the above scheme, the deflector are fixed between shell two sides, are set in the middle part of deflector
It is equipped with aperture compatible with volute air-inlet mouth, the aperture is fixedly connected with volute air-inlet mouth.Deflector is one in this programme
Monolith, deflector are fixed between shell two sides, and aperture is fixed with volute air-inlet mouth among deflector, this makes deflector installation more
Add conveniently.It is since the deflector of monolith is arranged around blower, and the area of deflector is bigger, and upper and lower width is wider, this makes
Obtaining the air-flow that air inlet enters more can drain into volute air-inlet mouth along deflector, further avoid the generation of vortex.
Scheme as a preference of the above scheme is equipped with upward flange, flange before and after the deflector on side
Front end fits with panel bottom surface, and smoke collecting chamber is formed between deflector and panel.On the basis of monolith deflector in this programme
On upward flange is set on the side plate of front and back, a collection cigarette is collectively formed in flange and deflector two sides structure connected to the housing
Chamber mutually separates oil smoke with fume-exhausting internal component, effectively so that all being concentrated in fume collecting chamber by the oil smoke that air inlet enters
Range hood internal component is prevented to be infected with greasy dirt.In addition flange is affixed with panel bottom surface, so that the smoke collecting chamber and panel that are formed
It fits, can effectively prevent oil smoke and enter inside range hood.
Scheme as a preference of the above scheme, the volute air-inlet mouth are equipped with air-ducting ring, described in the aperture is surrounded
Air-ducting ring, and the aperture and the air-ducting ring seamlessly transit.Air-ducting ring is set in this programme and facilitates deflector and blower
Connection, side and the air-ducting ring of deflector are fixed.
Scheme as a preference of the above scheme, the volute air-inlet mouth are equipped with air-ducting ring, and the left deflector, the right side are led
One end that flowing plate is connect with volute air-inlet mouth is the arc trimming to match with the wind-guiding loop-shaped.Left and right deflector connection one
End setting arc trimming match with wind-guiding loop-shaped so that seat connected in air-ducting ring by deflector it is even closer so that
Left and right deflector can form smooth one in conjunction with blower air-ducting ring, so that air is more smooth in water conservancy diversion on deflector.
The width of scheme as a preference of the above scheme, the deflector is less than volute air-inlet mouth diameter length, leads
The width and volute air-inlet mouth diameter ratio of flowing plate are 1/2-2/3.The width of this programme deflector is less than volute air-inlet mouth diameter
Length, the left and right deflector for enabling deflector to form suitable size are installed, and water conservancy diversion board width is too long to form leading for one
Flowing plate, water conservancy diversion board width is too small and cannot drain well to the air that air inlet is come in.
Scheme as a preference of the above scheme, the width of the deflector are greater than the width of panel air inlet, water conservancy diversion
Projection of the plate on panel covers air inlet, and oil network is equipped between the deflector and the air inlet.Deflector in this programme
Width be greater than the width of panel air inlet, projection of the deflector on panel can be enabled to cover air inlet, in this way
The air that air inlet is come in can contact with deflector to being drained well, without because deflector is narrow
It is directed across deflector, so that drainage effect is more preferable.Oil network is mounted between deflector and air inlet, the air that air inlet is come in
Oil network filtering is first passed through, then has deflector to be drained to volute air-inlet mouth again.
Scheme as a preference of the above scheme is provided with flanging in deflector side connected to the housing, institute
It states flanging to be fixedly connected on shell side, side plate is additionally provided between the flanging and deflector, the side plate is in up big and down small
Wedge shape.Deflector is fixed on shell side by flanging in this programme, and flanging is connect by side plate with deflector, and side plate
It is perpendicular to deflector and flanging, thus forms the structure of sinking, the slot milling between deflector and panel reserves
Space can be installed for oil network.
The utility model has the advantages that:
1. increasing deflector on kitchen ventilator inner spiral casing air inlet, the air-flow entered from air inlet is drawn along deflector
It flow to volute air-inlet mouth to be directly sucked in, deflector plays spacer function, and cavity before and after deflector is separated, the shape of vortex is reduced
At increasing the time of contact of oil smoke and deflector, accelerate the condensation of oil smoke, increase grease separating degree, reduce blower
The attachment of impeller and spiral case to greasy dirt.
2. deflector is fixed on shell and blower, play the role of bracket, increases the integral strength of shell.
3. deflector is divided into left deflector and right deflector, reduce the material of processing, reduce the cost of product,
In addition the difficulty of processing of deflector is also reduced.
4. deflector is a monolith, so that deflector is easier for installation, and makes the area of deflector bigger, on
Lower width is wider, and the air-flow that air inlet enters more can drain into volute air-inlet mouth along deflector, further avoids whirlpool
The generation of stream.
5. upward flange is arranged on side plate before and after the monolith deflector, flange is connect with deflector two sides with shell
Structure a smoke collecting chamber is collectively formed so that by air inlet enter oil smoke all concentrate in fume collecting chamber, by oil smoke and oil suction
Cigarette internal component mutually separates, and range hood internal component is effectively prevent to be infected with greasy dirt.
6. the width of deflector is greater than the width of panel air inlet, projection of the deflector on panel can be enabled to cover
Air port is lived in, the air that air inlet is come in can contact with deflector being drained well, without because leading
Flowing plate is narrow and is directed across deflector, so that drainage effect is more preferable.
Detailed description of the invention
Fig. 1 is a kind of structural blast schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the utility model embodiment 1；
Fig. 3 is the structural schematic diagram of 1 deflector of embodiment in the utility model；
Fig. 4 is the structural schematic diagram of the utility model embodiment 2；
Fig. 5 is the structural schematic diagram of the utility model embodiment 3；
Fig. 6 is the structural schematic diagram of the utility model embodiment 4.
The left water conservancy diversion of 1- shell 2- panel 3- air inlet 4- spiral case 41- volute air-inlet mouth 5- blower 6- deflector 7-
The right deflector 9- hang plate 10- connecting plate 11- air-ducting ring 12- flange 13- flanging 14- side plate 15- trimming of plate 8-
16- oil network.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing being further described to the technical solution of the utility model.
Embodiment 1:
A kind of range hood with deflector of the present embodiment is arranged in housing forward end and has as shown in Figure 1, including shell 1
Have the panel 2 of air inlet 3, spiral case 4 be installed in shell, volute air-inlet mouth 41 is equipped on spiral case, be equipped in spiral case with
The blower 5 of volute air-inlet mouth location matches is equipped with the deflector 6 for being connected to volute air-inlet mouth periphery in shell.This implementation
It is to increase deflector in kitchen ventilator shell, the air-flow entered from panel air inlet is drained to volute air-inlet mouth along deflector
It is directly sucked in, plays spacer function, cavity before and after deflector is separated, reduces the formation of vortex, increases oil smoke and water conservancy diversion
The time of contact of plate accelerates the condensation of oil smoke, increases grease separating degree, reduces draught fan impeller and spiral case to the attached of greasy dirt
?.
Deflector is designed as separate type in this implementation, as shown in Fig. 2, deflector includes being arranged in volute air-inlet mouth or so two
The left deflector 7 and right deflector 8 of side, left deflector and right deflector are separately fixed at volute air-inlet mouth two sides and shell two sides
Between, left deflector and right deflector are in the same plane.Left deflector and the coplanar setting of right deflector, make air inlet with
The spacing of left and right deflector and panel is symmetrical, ensure that the stress balance of air inlet left and right ends, prevents air inlet from producing in shell
Raw sinuous flow, vortex etc., effectively prevent air-flow crushing.
Spiral case is surrounded without whole due to using the structure of left deflector and right deflector, left deflector and right deflector
Air inlet periphery is installed, and the width of left deflector Yu right deflector is reduced, so that the width of left deflector and right deflector
Degree is less than volute air-inlet mouth diameter length, in addition also to make the width of deflector be greater than the width of panel air inlet, so that leading
Projection of the flowing plate on panel covers air inlet, and since air inlet needs to have certain width, the width of deflector is too small, leads
Projection of the flowing plate on panel may not be able to cover air inlet, and there may be air inlet sinuous flows for the projected gap of the two；Smoke deflector
Width is excessive, and water conservancy diversion area increases, and the shock, friction between air-flow and smoke deflector increase, and will increase smoke deflector to the pressure of air inlet
Power loss, therefore in the utility model, the width and volute air-inlet mouth diameter ratio of deflector are chosen for 1/2-2/3.This implementation
The width of preferred left deflector and right deflector is the 2/3 of volute air-inlet mouth diameter in example.Therefore the water conservancy diversion of separate type is used
The width of plate and deflector is less than volute air-inlet mouth diameter length, reduces rapidoprint, reduces product cost, and also drop
Low deflector difficulty of processing.
Left deflector and right deflector one end are all closely connect with spiral case air inlet, and specific connection structure is included in spiral case
The air-ducting ring 11 of air inlet setting, as shown in figure 3, one end that left deflector, right deflector are connect with volute air-inlet mouth is and leads
The arc trimming 15 that solar or lunar halo shape matches, the trimming of left deflector and right deflector all connect with the cooperation of air-ducting ring two sides, even
At smooth one, it is provided with screw hole in air-ducting ring, there is corresponding fixation hole in the trimming of left deflector and right deflector,
Screw passes through fixation hole and is threaded in screw hole, and trimming is tightly secured in air-ducting ring.Air-ducting ring periphery itself be equipped with
The screw hole that the screw hole of spiral case connection, deflector and air-ducting ring are coupled can be arranged with above-mentioned screw hole with circle, without
Other holes must be individually opened up on spiral case, simplify the moulding process of each component, and air-ducting ring end is to match with wind-guiding loop-shaped
Arc trimming 15, to greatest extent with air-ducting ring formed transition connect, guarantee air inlet it is smooth.In addition to shown in the present embodiment
Single-item interconnected is set by spiral case and air-ducting ring 11, air-ducting ring 11 can also be directly molded on the volute air-inlet of spiral case
On mouth 41, or air-ducting ring 11 is not set, deflector connects spiral case, and air inlet, which is directly guided to volute air-inlet mouth 41 also, may be implemented
The air inlet guide functions of the application.
Left deflector and the right deflector other end are all connect with shell side respectively, as shown in figure 3, specific connection structure
Including being provided with flanging 13, flanging and left deflector, right water conservancy diversion on left deflector, right deflector side connected to the housing
Side plate is designed between plate, which is in up big and down small wedge shape, and flanging and left deflector, right deflector are linked to be one by side plate
Body, flanging are mounted on shell lateral end panel, are fixed flanging and shell side by screw.Side plate is in up big and down small wedge shape
Be deflector at a distance from panel from top to bottom from large to small, which changes the air inlet negative pressure that can optimize air inlet, guarantees
Pneumatic equilibrium above and below air inlet prevents air-flow vortex, promotes smoke exhaust efficiency.
Oil network 16 is additionally provided in the present embodiment, oil network 16 is arranged between panel and spiral case, after being located at panel air inlet,
Oil network both ends are also connect with shell side, and the width of oil network is also greater than the width of panel air inlet, and the oil network after installation is whole
Cover panel air inlet.
Embodiment 2:
The present embodiment the difference from embodiment 1 is that: such as Fig. 4, in order to enable air conducting is more smooth, left deflector with
Right deflector can increase a tilt angle, i.e., so that left deflector, right deflector are all in from shell side to blower direction
Inclination far from panel, the air-flow that such air inlet enters is along tilt angle aweather power traction stream.Specific structure such as Fig. 4 institute
Show, left deflector and right deflector all include the connecting plate 10 and hang plate 9 being integrally connected, connecting plate and volute air-inlet mouth side
Mutually fixed, hang plate is mutually fixed with shell side, and hang plate is in being obliquely installed far from panel by shell side to connecting plate.Incline
Inclined plate squeezes the air inlet of air inlet two sides to the volute air-inlet mouth water conservancy diversion at center, and promote deflector holds together cigarette effect, connecting plate
End be fixedly connected with the edge of air-ducting ring 11, setting connecting plate 10 can to enter volute air-inlet mouth air-flow turn to
It arranges, promotes the intake efficiency of volute air-inlet mouth, while the back side of connecting plate can be supported in spiral case surface, promote deflector
Intensity reduces the resonance of deflector, effectively reduces smoking noise under the impact of air inlet air-flow.
Embodiment 3:
This gives a kind of second of structures of range hood with deflector, as shown in figure 5, the present embodiment
Also increase deflector in kitchen ventilator shell, play the formation for reducing vortex, increase the time of contact of oil smoke and deflector,
The condensation for accelerating oil smoke, increases grease separating degree, reduces the attachment of draught fan impeller and spiral case to greasy dirt.And and embodiment
The different place of structure uses the deflector of monoblock type in deflector in this present embodiment in 1, and deflector is fixed on shell two sides
Between, it is provided with aperture compatible with volute air-inlet mouth in the middle part of deflector, aperture is fixedly connected with volute air-inlet mouth.
The width of deflector in the present embodiment is greater than volute air-inlet mouth diameter, this makes the area of deflector bigger,
Bring the advantage that it is easier for installation, air inlet enter air-flow can more be contacted with deflector, then along deflector
Volute air-inlet mouth is drained into, reduces air-flow and crosses deflector and enter kitchen ventilator cavity, further avoids the generation of vortex.
Embodiment 4:
The present embodiment and the difference of embodiment 3 are, as shown in fig. 6, being equipped with upwards on the two sides up and down of deflector
Flange 12, flange front end fit with panel bottom surface, which is connected with the side plate of deflector two sides, collectively form one or four sides
The structure of isolation forms smoke collecting chamber between deflector and panel, and the oil smoke that air inlet enters all concentrates in fume collecting chamber, will be oily
Cigarette is mutually separated with fume-exhausting internal component, and range hood internal component is effectively prevent to be infected with greasy dirt.And flange and panel bottom
Face is affixed, and is fitted between smoke collecting chamber and panel, and gap is smaller, more effectively prevents oil smoke from entering inside range hood.
Other structures are as structure disclosed in embodiment 1 in the present embodiment.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although the terms such as shell, panel, air inlet, spiral case, blower are used more herein, it is not precluded and uses it
A possibility that its term.The use of these items is only for be more convenient to describe and explain essence of the invention；They are solved
Being interpreted into any additional limitation is disagreed with spirit of that invention.
Claims (10)
1. a kind of range hood with deflector, including shell have the panel of air inlet in housing forward end setting, in shell
Spiral case is inside installed, volute air-inlet mouth is equipped on spiral case, is equipped with and the volute air-inlet mouth location matches in the spiral case
Blower, it is characterised in that: the deflector for being connected to volute air-inlet mouth periphery, the deflector are installed in the shell
Positioned at the rear end of the air inlet, the air-flow of air inlet is drained to volute air-inlet mouth by the deflector.
2. a kind of range hood with deflector according to claim 1, it is characterized in that the deflector includes setting
Left deflector and right deflector at left and right sides of volute air-inlet mouth, left deflector and right deflector are separately fixed at volute air-inlet
Between mouth two sides and shell two sides, left deflector and right deflector are in the same plane.
3. a kind of range hood with deflector according to claim 1, it is characterized in that the deflector includes setting
Left deflector and right deflector at left and right sides of volute air-inlet mouth, left deflector and right deflector are separately fixed at spiral case air inlet
Between mouth two sides and shell two sides, the left deflector and right deflector all include the connecting plate and hang plate being integrally connected, even
Fishplate bar is mutually fixed with volute air-inlet mouth side, and hang plate is mutually fixed with shell side, and hang plate is in by shell side to connecting plate
Being obliquely installed far from panel.
4. a kind of range hood with deflector according to claim 1, it is characterized in that the deflector is fixed on shell
Between body two sides, it is provided with aperture compatible with volute air-inlet mouth in the middle part of deflector, the aperture is fixed with volute air-inlet mouth
Connection.
5. a kind of range hood with deflector according to claim 4, it is characterized in that the side before and after the deflector
Side is equipped with upward flange, and flange front end fits with panel bottom surface, and smoke collecting chamber is formed between deflector and panel.
6. a kind of range hood with deflector according to claim 4, it is characterized in that the volute air-inlet mouth is equipped with
Air-ducting ring, the air-ducting ring is surrounded in the aperture, and the aperture and the air-ducting ring seamlessly transit.
7. a kind of range hood with deflector according to claim 2 or 3, it is characterized in that the volute air-inlet mouth is set
There is air-ducting ring, one end that the left deflector, right deflector are connect with volute air-inlet mouth is to match with the wind-guiding loop-shaped
Arc trimming.
8. a kind of range hood with deflector according to claim 7, it is characterized in that the width of the deflector is small
In volute air-inlet mouth diameter length, the width and volute air-inlet mouth diameter ratio of deflector are 1/2-2/3.
9. a kind of range hood with deflector according to claim 1-6, it is characterized in that the deflector
Width be greater than the width of panel air inlet, projection of the deflector on panel covers air inlet, the deflector and it is described into
Oil network is equipped between air port.
10. a kind of range hood with deflector according to claim 9, it is characterized in that in the deflector and shell
The side of connection is provided with flanging, and the flanging is fixedly connected on shell side, is additionally provided between the flanging and deflector
Side plate, the side plate are in up big and down small wedge shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820995284.6U CN208606234U (en) | 2018-06-26 | 2018-06-26 | A kind of range hood with deflector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820995284.6U CN208606234U (en) | 2018-06-26 | 2018-06-26 | A kind of range hood with deflector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208606234U true CN208606234U (en) | 2019-03-15 |
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ID=65665083
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820995284.6U Active CN208606234U (en) | 2018-06-26 | 2018-06-26 | A kind of range hood with deflector |
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| CN (1) | CN208606234U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043936A (en) * | 2019-04-29 | 2019-07-23 | 宁波方太厨具有限公司 | A kind of side extraction cooking fume extractor |
| CN110567009A (en) * | 2019-06-28 | 2019-12-13 | 宁波奥克斯厨电制造有限公司 | Side plate structure and side-suction range hood |
-
2018
- 2018-06-26 CN CN201820995284.6U patent/CN208606234U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043936A (en) * | 2019-04-29 | 2019-07-23 | 宁波方太厨具有限公司 | A kind of side extraction cooking fume extractor |
| CN110043936B (en) * | 2019-04-29 | 2024-01-16 | 宁波方太厨具有限公司 | Side-suction type range hood |
| CN110567009A (en) * | 2019-06-28 | 2019-12-13 | 宁波奥克斯厨电制造有限公司 | Side plate structure and side-suction range hood |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230509 Address after: Building 2, No. 52, 22nd Street, Baiyang Street, Qiantang New District, Hangzhou City, Zhejiang Province, 310000 Patentee after: Hangzhou Jiuchuang Home Appliances Co.,Ltd. Address before: No. 999, Mei Li Road, Huaiyin District, Ji'nan, Shandong Patentee before: JOYOUNG Co.,Ltd. |
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| TR01 | Transfer of patent right |