CN208832550U - Connecting structure of oil smoke separation net and driving device and range hood - Google Patents
Connecting structure of oil smoke separation net and driving device and range hood Download PDFInfo
- Publication number
- CN208832550U CN208832550U CN201821265298.9U CN201821265298U CN208832550U CN 208832550 U CN208832550 U CN 208832550U CN 201821265298 U CN201821265298 U CN 201821265298U CN 208832550 U CN208832550 U CN 208832550U
- Authority
- CN
- China
- Prior art keywords
- oil smoke
- separate mesh
- drive shaft
- driving device
- smoke separate
- 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- Withdrawn - After Issue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
- 239000000779 smoke Substances 0.000 title claims abstract description 95
- 238000000926 separation method Methods 0.000 title abstract description 9
- 238000009434 installation Methods 0.000 claims abstract description 40
- 230000013011 mating Effects 0.000 claims description 37
- 239000006096 absorbing agent Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 abstract 1
- 239000006233 lamp black Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Ventilation (AREA)
Abstract
The utility model provides an oil smoke separation net and drive arrangement's connection structure and lampblack absorber, connection structure is used for linking to each other oil smoke separation net with drive arrangement, so that drive arrangement can drive the rotation of oil smoke separation net, drive arrangement includes the drive shaft, connection structure includes the locating pin and links to each other with the oil smoke separation net connecting portion, be provided with first cooperation structure on the connecting portion, be provided with second cooperation structure in the drive shaft, the locating pin respectively with first cooperation structure, second cooperation structure cooperation is so that the drive shaft can be through the locating pin to oil smoke separation net transmission torque, first cooperation structure and/or second cooperation structure are provided with a plurality ofly along the circumference of drive shaft. The locating pin can link to each other oil smoke separating net and drive shaft and transmit the torque of drive shaft through any kind in the multiple counterpoint installation cooperation to drive oil smoke separating net and rotate, thereby improve the installation effectiveness, convenience of customers installs it in the drive shaft after wasing oil smoke separating net, promotes user experience.
Description
Technical field
The utility model relates to kitchen appliance technical fields, and in particular to a kind of connection structure of oil smoke separate mesh and driving device
And kitchen ventilator.
Background technique
With economic development, living standards of the people are continuously improved, and more and more people are concerned about kitchen health, almost every household
Kitchen ventilator will be used to be purged the oil smoke in cooking process in every family.
Most kitchen ventilator uses the outside that oil smoke is blocked in kitchen ventilator on the market, does not allow oil smoke to enter equipped with wind
Mode in the inner cavity of wheel, motor and the setting of other electric appliances, to guarantee the spatter property and smoke absorption effect inside kitchen ventilator.It is existing
A kind of mode be to embed installation oil smoke separate mesh in the oil smoke import of kitchen ventilator, oil smoke separate mesh is connected simultaneously with driving device
It drives oil smoke separate mesh to rotate together with blower, prevents grease from entering in the inner cavity of kitchen ventilator.
Above-mentioned kitchen ventilator after a period of use, can adsorb a large amount of greases on oil smoke separate mesh, if disassembly is clear not in time
The air quantity that will be lowered into kitchen ventilator is washed, and then influences the smoke absorption effect of kitchen ventilator.But existing oil smoke separate mesh and drive
The drive shaft of dynamic device is installed in connection using single aligning structure, and user is difficult once mounting success, sometimes even
Needing to carry out more than ten contraposition processes can install oil smoke separate mesh on the driving shaft.Increase the cleaning of oil smoke separate mesh
Difficulty, user's fear of difficulty is serious, poor user experience.
Utility model content
In view of this, one of the purpose of this utility model is to provide, a kind of installation speed is fast, installation difficulty is low, installation can
By the connection structure and kitchen ventilator of property high oil smoke separate mesh and driving device, to solve oil smoke separation existing in the prior art
The problem of net installation is inconvenient, installation effectiveness is low, poor user experience.
In order to achieve the above objectives, on the one hand, the utility model uses following technical scheme:
A kind of connection structure of oil smoke separate mesh and driving device is used for the oil smoke separate mesh and the driving device
It is connected, so that the driving device is able to drive the oil smoke separate mesh rotation, the driving device includes drive shaft, the company
Binding structure includes positioning pin and the interconnecting piece that is connected with the oil smoke separate mesh, is provided with the first cooperation knot on the interconnecting piece
Structure, the second fit structure is provided in the drive shaft, and the positioning pin is tied with first fit structure, the second cooperation respectively
Structure cooperates so that the drive shaft can be by the positioning pin to the oil smoke separate mesh driving torque, and first cooperation is tied
Structure and/or second fit structure are provided with multiple along the circumferential direction of the drive shaft.
Preferably, first fit structure includes that the first matching hole being arranged on the interconnecting piece and/or first are matched
Close slot；And/or
Second fit structure includes the second matching hole and/or the second mating groove being arranged in the drive shaft.
Preferably, the hole penetrated for the drive shaft is provided on the interconnecting piece, first mating groove is arranged in institute
It states on the installation end face of interconnecting piece, the drive shaft is penetrated in the interconnecting piece by the side of the installation end face；And/or
Second matching hole is arranged on the side wall of the drive shaft.
Preferably, the interconnecting piece includes terminal pad, the terminal pad include connection ontology and with the connection ontology phase
The end face of mounting bracket even, one end far from the connection ontology of the mounting bracket is the installation end face, the company
The end face for connecing one end far from the mounting bracket of ontology is connecting end surface, the connecting end surface and the oil smoke separate mesh phase
Even.
Preferably, the mounting bracket is in stepped shaft structure, and the end face of the miner diameter end of the stepped shaft structure is the peace
Fill end face.
Preferably, the stepped shaft structure has axis, and the hole and the stepped shaft structure are coaxially disposed, and described first
Mating groove is arranged through the side wall of the mounting bracket.
Preferably, the connection ontology is fixedly connected with the oil smoke separate mesh by fastener；And/or
The connection ontology is structure as a whole with the mounting bracket.
Preferably, be provided on the interconnecting piece for positioning pin be packed into first matching hole or the first mating groove into
The guide frame of row guiding；And/or
First mating groove is uniformly arranged along the circumferential direction of the drive shaft.
Preferably, the guide frame includes the chamfering knot being arranged between first mating groove and the installation end face
Structure.
In order to achieve the above object, on the other hand, the utility model uses following technical scheme:
A kind of kitchen ventilator, including oil smoke separate mesh and the driving device for driving the oil smoke separate mesh to rotate, the oil smoke
Separate mesh is connected by oil smoke separate mesh as described above with the connection structure of driving device with the driving device.
The first fit structure and/or the second cooperation in the connection structure of oil smoke separate mesh in the application and driving device
Structure be provided with along the circumferential direction of drive shaft it is multiple, when oil smoke separate mesh and drive shaft are installed, the first cooperation knot
Structure and the second fit structure can be set multiple, and to form a variety of installations cooperation, during installation, positioning pin can be by a variety of
Oil smoke separate mesh is connected with drive shaft and transmits the torque of drive shaft by any one of contraposition installation cooperation, to drive oil smoke point
Off-network rotation facilitates user to be installed in drive shaft after to the cleaning of oil smoke separate mesh, is promoted to improve installation effectiveness
User experience.
Detailed description of the invention
By referring to the drawings to the description of the utility model embodiment, the above-mentioned and other mesh of the utility model
, feature and advantage will be apparent from, in the accompanying drawings:
Fig. 1 shows the structure chart of the oil smoke separate mesh for being equipped with interconnecting piece of specific embodiment of the present invention offer；
Fig. 2 shows the structure charts for the interconnecting piece that specific embodiment of the present invention proposes；
Fig. 3 shows the oil smoke separate mesh of specific embodiment of the present invention proposition and the assembling structure of driving device is illustrated
Figure；
Fig. 4 shows the enlarged drawing of region A in Fig. 3.
In figure:
1, oil smoke separate mesh；
2, connection structure；21, interconnecting piece；211, hole；212, terminal pad；213, ontology is connected；214, mounting bracket；215,
Fastener receptacles；216, end face is installed；22, the first fit structure；221, the first mating groove；2211, trough body structure；2212,
Guide frame；
3, drive shaft；
4, positioning pin.
Specific embodiment
The utility model is described below based on embodiment, it should be understood by one skilled in the art that mentioning herein
The attached drawing of confession is provided to the purpose of explanation, and attached drawing is not necessarily drawn to scale.
Unless the context clearly requires otherwise, "include", "comprise" otherwise throughout the specification and claims etc. are similar
Word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, be " including but not limited to " contains
Justice.
In the description of the present invention, it should be understood that term " first ", " second " etc. are used for description purposes only,
It is not understood to indicate or imply relative importance.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " it is meant that two or more.
As shown in Figure 1 to Figure 3, the application is supplied to the connection structure of a kind of oil smoke separate mesh 1 and driving device, application
On kitchen ventilator.Connection structure 2 is for oil smoke separate mesh 1 to be connected with driving device, driving device rotation, 2 energy of connection structure
Enough by driving device in the torque transfer to oil smoke separate mesh 1 of circumferential direction, so that driving device is able to drive oil smoke separation
Net 1 rotates.Wherein, driving device includes drive shaft, and driving device can be for example motor, and drive shaft is motor shaft, motor
Axis rotation, and then drive the rotation of oil smoke separate mesh, to realize separation of the oil smoke separate mesh to oil smoke, prevent grease in oil smoke into
Enter into the inner cavity of kitchen ventilator.
Shown in as shown in Figure 2, Figure 4 shows, connection structure includes positioning pin and the interconnecting piece being connected with oil smoke separate mesh 1 21,
Interconnecting piece 21 and drive shaft 3 are mutually socketed, and due to the generally cylindrical shaft of drive shaft 3 and diameter is smaller, it is preferable that 21 sets of interconnecting piece
Mounted in the outside of drive shaft 3.It is, of course, understood that if drive shaft 3 is relatively large in diameter, and the inside of drive shaft 3 can
Biggish mounting hole is opened up, interconnecting piece 21, which can be set, is sleeved on interconnecting piece 21 in the inside of drive shaft 3 namely drive shaft 3
It is external.In a specific embodiment, the hole 211 penetrated for drive shaft 3 is provided on interconnecting piece 21, the hole 211 be through
The through-hole of interconnecting piece 21, by the hole, 211 interconnecting piece 21 is sleeved on the outside of drive shaft 3.In another specific embodiment,
Mounting groove is offered on the end face of the free end of drive shaft 3, mounting post is provided on interconnecting piece 21, and mounting post is inserted into peace
In tankage, it is connected so that drive shaft 3 is set in together with interconnecting piece 21.
Further, it is provided with the first fit structure 22 on interconnecting piece 21, is provided with the second fit structure in drive shaft 3,
Positioning pin 4 cooperates with the first fit structure 22, the second fit structure respectively so that drive shaft 3 can be by positioning pin 4 to oil smoke
1 driving torque of separate mesh, the first fit structure 22 and/or the second fit structure are provided with multiple along the circumferential direction of drive shaft 3.It is multiple
First fit structure 22 and multiple second fit structures are capable of forming a variety of contraposition installation cooperations, so that positioning pin 3 was being installed
Any one of cooperation can be installed by a variety of contrapositions in journey oil smoke separate mesh 1 is connected with drive shaft 3, compare and existing skill
Single first fit structure 22 and single second fit structure in art form single contraposition installation and cooperate, and can effectively improve peace
Rate is filled, number is installed in the trial reduced in user's use process, and oil smoke separate mesh 1 can be installed by only attempting fewer number
On the driving shaft, user experience is promoted.It is, of course, understood that being also possible to single first fit structure 22 and multiple the
Two fit structures form a variety of contraposition installation cooperations or multiple first fit structures 22 are formed with single second fit structure
A variety of installation cooperations.
Further, the first fit structure 22 includes the first matching hole (not shown) being arranged on interconnecting piece 21
And/or first mating groove 221；And/or second fit structure include that the second matching hole being arranged in drive shaft 3 (does not show in figure
Out) and/or the second mating groove (not shown).For example it can be the first matching hole (not shown) and the second matching hole phase
Mutually cooperation, the first matching hole (not shown) and the second mating groove (not shown) cooperate, the first mating groove 221 with
Second matching hole (not shown) forms mutual cooperation, the first mating groove 221 is formed with the second mating groove (not shown)
It cooperates.
Further, as depicted in figs. 1 and 2, interconnecting piece includes terminal pad 212, and terminal pad 212 includes connection ontology 213
With with the mounting bracket 214 that connect ontology 213 and be connected.Interconnecting piece 21 is connected by connecting ontology 213 with oil smoke separate mesh 1,
Connection ontology 213 is disc-shaped structure, and connection ontology 213 is fixedly connected with oil smoke separate mesh 1 by fastener, mounting bracket
214 are arranged on the side of the separate oil smoke separate mesh 1 of connection ontology 213.Wherein it is preferred to be opened up on connection ontology 213
Fastener receptacles 215 are equipped with, connection ontology 213 is installed by the such as fasteners such as rivet, screw or bolt by fastener
Hole 215 is fixed on oil smoke separate mesh 1, to guarantee the connection reliability of interconnecting piece 21 Yu oil smoke separate mesh 1, so that drive shaft
Oil smoke separate mesh 1 can be driven to rotate by the band rotation of rotation connection 21.
Further, mounting bracket 214 is in stepped shaft structure, and multi-diameter shaft is cylindrical multi-diameter shaft, stepped shaft structure
The end face of miner diameter end is the end face of one end far from connection ontology 213, which forms installation end face 216；Stepped shaft structure
The end face of bigger diameter end is connected with ontology 213 is connect, it is preferable that mounting bracket 214 is structure as a whole with ontology 213 is connect.Connection
The end face of one end of the separate mounting bracket 214 of ontology 213 is connecting end surface (not shown), and connecting end surface is separated with oil smoke
Net 1 is connected.Since multi-diameter shaft is cylindrical multi-diameter shaft, stepped shaft structure has axis, and hole 211 and stepped shaft structure are same
Axis setting, drive shaft are threaded through in the hole 211 of interconnecting piece 21.
As shown in Figures 1 to 4, in a specific embodiment, the hole penetrated for drive shaft is provided on interconnecting piece 21
211, which is the through-hole through connection, and by the hole, 211 interconnecting piece 21 is sleeved on the outside of drive shaft 3.First cooperation knot
Structure 22 includes multiple first mating grooves 221 on the installation end face 216 for the mounting bracket 214 that interconnecting piece 21 is arranged in；Second matches
Closing structure (not shown) includes multiple or second matching hole being arranged on the side wall of drive shaft 3, and positioning pin 4 can
Radial direction by the second matching hole along drive shaft 3 is arranged through drive shaft 3.Preferably, the first mating groove 221 is along drive shaft
3 circumferential direction is uniformly arranged, and the first mating groove 221 is arranged through the side wall of mounting bracket 214, therefore, positioned at the same of drive shaft 3
The trough body structure 2211 that two of one radial direction are formed on the installation end face 216 of mounting bracket 214 collectively forms first and matches
Close slot 221.Such as first the quantity of mating groove can be 2,3,4 or 5, then the quantity of trough body structure 2211 is corresponding
It is 4,6,8 or 10, correspondingly, the angle between two trough body structures 2211 of arbitrary neighborhood is 90 °, 60 °, 45 °
Or 36 °.In order to guarantee to cooperate reliability, the shape of the trough body structure 2211 of the first mating groove 221 will be with the shape phase of positioning pin 4
Adaptation, it is preferable that positioning pin 4 is cylindrical or truncated cone-shaped, then the slot bottom shape of the first mating groove 221 is circle.Of course, it is possible to
Understand, first mating groove 221 is also possible to non-be uniformly arranged in the circumferential direction of drive shaft 3.
Further, in order to facilitate the installation of, installation effectiveness is improved, is provided on interconnecting piece 21 for being packed into positioning pin
The guide frame 2212 that first mating groove 221 or the first matching hole are oriented to, guide frame 2212 have a smooth surface transition.?
In the present embodiment, guide frame 2212 includes that the first mating groove 221 is arranged in and installs the chamfering structure between end face 216, when
When installing to oil smoke separate mesh 1, positioning pin can rapidly slide into the first mating groove 221 by guide frame 2212
In, to improve installation rate.
As shown in figure 3, drive shaft is by installation end when being installed oil smoke separate mesh 1 on the driving shaft by interconnecting piece 21
The side in face 216 penetrates in interconnecting piece 21, passes through oil smoke separate mesh 1 after being pierced by interconnecting piece from connecting end surface.Specifically, first will
Positioning pin is inserted into the second matching hole of drive shaft, when being provided with multiple second matching holes in drive shaft, can will be positioned
Pin is plugged into any one second matching hole；Then the installation end face 216 of the interconnecting piece 21 on oil smoke separate mesh 1 is moved
It moves to positioning pin, due to that can not observe whether positioning pin with the first mating groove 221 is directed at installation, trial will be determined
Position pin is inserted into the first mating groove 221, since the first mating groove 221 has multiple and is circumferentially uniformly arranged along drive shaft, because
This, if when an insertion process is unable to complete, it is only necessary to slightly rotating junction 21, or considerably less number is carried out again
Positioning pin can be inserted into the first mating groove 221 by trial, realize the connection of oil smoke separate mesh 1 and drive shaft.Due to peace
Do not observe during dress the first mating groove 221 and the second matching hole whether alignment, therefore, existing single first mating groove
The 221 single contraposition cooperations formed with single second matching hole need to carry out multiple installation attempt, reduce installation effectiveness.And this
It can be realized a variety of contraposition installation cooperations in application, reduce trial and be installed to number, improve installation effectiveness, user experience is more
It is good.After in the first mating groove 221 that positioning pin is inserted into oil smoke separate mesh by the above process, such as screw etc. is reused
Oil smoke separate mesh and drive shaft are fixed together by fastener.
Present invention also provides a kind of kitchen ventilators, the driving dress including oil smoke separate mesh and driving oil smoke separate mesh rotation
It sets, oil smoke separate mesh is connected by above-mentioned oil smoke separate mesh with the connection structure of driving device with driving device, to facilitate use
Family to oil smoke separate mesh clean after can price be quickly and easily installed in drive shaft, improve installation effectiveness, promoted
User experience.
Those skilled in the art will readily recognize that above-mentioned each preferred embodiment can be free under the premise of not conflicting
Ground combination, superposition.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for art technology
For personnel, the utility model can have various modifications and changes.It is all made within the spirit and principle of the utility model
Any modification, equivalent substitution, improvement and etc. should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of connection structure of oil smoke separate mesh and driving device is used for the oil smoke separate mesh and the driving device phase
Even, so that the driving device is able to drive the oil smoke separate mesh rotation, which is characterized in that the driving device includes driving
Axis, the connection structure include positioning pin and the interconnecting piece that is connected with the oil smoke separate mesh, are provided on the interconnecting piece
First fit structure, is provided with the second fit structure in the drive shaft, the positioning pin respectively with first fit structure,
Second fit structure cooperates so that the drive shaft can be described by the positioning pin to the oil smoke separate mesh driving torque
First fit structure and/or second fit structure are provided with multiple along the circumferential direction of the drive shaft.
2. the connection structure of oil smoke separate mesh and driving device according to claim 1, which is characterized in that described first matches
Closing structure includes the first matching hole and/or the first mating groove being arranged on the interconnecting piece；And/or
Second fit structure includes the second matching hole and/or the second mating groove being arranged in the drive shaft.
3. the connection structure of oil smoke separate mesh and driving device according to claim 2, which is characterized in that the interconnecting piece
On be provided with the hole penetrated for the drive shaft, first mating groove is arranged on the installation end face of the interconnecting piece, described
Drive shaft is penetrated in the interconnecting piece by the side of the installation end face；And/or
Second matching hole is arranged on the side wall of the drive shaft.
4. the connection structure of oil smoke separate mesh and driving device according to claim 3, which is characterized in that the interconnecting piece
Including terminal pad, the terminal pad includes the mounting bracket for connecting ontology and being connected with the connection ontology, the mounting bracket
The end face of one end far from the connection ontology be the installation end face, the connection ontology far from the mounting bracket
The end face of one end is connecting end surface, and the connecting end surface is connected with the oil smoke separate mesh.
5. the connection structure of oil smoke separate mesh and driving device according to claim 4, which is characterized in that the installation branch
Frame is in stepped shaft structure, and the end face of the miner diameter end of the stepped shaft structure is the installation end face.
6. the connection structure of oil smoke separate mesh and driving device according to claim 5, which is characterized in that the multi-diameter shaft
Structure has axis, and the hole and the stepped shaft structure are coaxially disposed, and first mating groove is through the mounting bracket
Side wall setting.
7. the connection structure of oil smoke separate mesh and driving device according to claim 4, which is characterized in that the connection is originally
Body is fixedly connected with the oil smoke separate mesh by fastener；And/or
The connection ontology is structure as a whole with the mounting bracket.
8. the connection structure of oil smoke separate mesh and driving device according to one of claim 3 to 7, which is characterized in that institute
It states and is provided on interconnecting piece for being packed into the guide frame that first matching hole or the first mating groove are oriented to positioning pin；
And/or
First mating groove is uniformly arranged along the circumferential direction of the drive shaft.
9. the connection structure of oil smoke separate mesh and driving device according to claim 8, which is characterized in that the guiding knot
Structure includes the chamfering structure being arranged between first mating groove and the installation end face.
10. a kind of kitchen ventilator, including oil smoke separate mesh and the driving device for driving the oil smoke separate mesh to rotate, feature exists
In the oil smoke separate mesh and the driving device pass through the oil smoke separate mesh and driving dress as described in one of claim 1 to 9
The connection structure set is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821265298.9U CN208832550U (en) | 2018-08-07 | 2018-08-07 | Connecting structure of oil smoke separation net and driving device and range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821265298.9U CN208832550U (en) | 2018-08-07 | 2018-08-07 | Connecting structure of oil smoke separation net and driving device and range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208832550U true CN208832550U (en) | 2019-05-07 |
Family
ID=66308457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821265298.9U Withdrawn - After Issue CN208832550U (en) | 2018-08-07 | 2018-08-07 | Connecting structure of oil smoke separation net and driving device and range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208832550U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800258A (en) * | 2018-08-07 | 2018-11-13 | 珠海格力电器股份有限公司 | Connecting structure of oil smoke separation net and driving device and range hood |
-
2018
- 2018-08-07 CN CN201821265298.9U patent/CN208832550U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800258A (en) * | 2018-08-07 | 2018-11-13 | 珠海格力电器股份有限公司 | Connecting structure of oil smoke separation net and driving device and range hood |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190507 Effective date of abandoning: 20230428 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190507 Effective date of abandoning: 20230428 |