CN208749655U - Impeller and drive arrangement's connection structure and lampblack absorber - Google Patents
Impeller and drive arrangement's connection structure and lampblack absorber Download PDFInfo
- Publication number
- CN208749655U CN208749655U CN201821266866.7U CN201821266866U CN208749655U CN 208749655 U CN208749655 U CN 208749655U CN 201821266866 U CN201821266866 U CN 201821266866U CN 208749655 U CN208749655 U CN 208749655U
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- China
- Prior art keywords
- impeller
- drive shaft
- interconnecting piece
- connection structure
- mating groove
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- 239000006096 absorbing agent Substances 0.000 title abstract 2
- 239000006233 lamp black Substances 0.000 title abstract 2
- 230000013011 mating Effects 0.000 claims description 44
- 238000009434 installation Methods 0.000 abstract description 25
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an impeller and drive arrangement's connection structure and lampblack absorber. The connecting structure comprises a positioning pin and a connecting part connected with the impeller, a first matching structure is arranged on the connecting part, a second matching structure is arranged on the driving shaft, the positioning pin is matched with the first matching structure and the second matching structure respectively so that the driving shaft can transmit torque to the impeller through the positioning pin, and the first matching structure and/or the second matching structure are/is provided with a plurality of parts along the circumferential direction of the driving shaft. In this application, when installing impeller and drive shaft, first cooperation structure and second cooperation structure all can set up a plurality ofly to form multiple installation cooperation, when the installation, the locating pin can link to each other impeller and drive shaft and the torque of transmission drive shaft through any kind in the multiple counterpoint installation cooperation, in order to drive the impeller rotation, thereby improve the installation effectiveness, convenience of customers installs it in the drive shaft after wasing the impeller, promote user experience.
Description
Technical field
The utility model relates to kitchen appliance technical field, the connection structure and oil smoke of especially a kind of impeller and driving device
Machine.
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.
Kitchen ventilator in use for some time, can adsorb a large amount of greases on impeller, if disassembly, cleaning will not in time
It is lowered into the air quantity of kitchen ventilator, and then influences the smoke absorption effect of kitchen ventilator.But the driving of existing impeller and driving device
Axis is installed in connection using single aligning structure, and user is difficult once mounting success, even needs to carry out more than ten sometimes
Secondary contraposition process can install impeller on the driving shaft.Impeller cleaning difficulty is increased, user's fear of difficulty is serious, user
It is poor to 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 the high impeller of property and driving device, with solve impeller installation existing in the prior art it is inconvenient,
The problem of installation effectiveness is low, poor user experience.
In order to achieve the above objectives, on the one hand, the utility model adopts the following technical solution:
A kind of connection structure of impeller and driving device, the driving device includes drive shaft, and the connection structure includes
Positioning pin and the interconnecting piece being connected with the impeller, are provided with the first fit structure on the interconnecting piece, in the drive shaft
It is provided with the second fit structure, the positioning pin is respectively with first fit structure, the cooperation of the second fit structure so that institute
State drive shaft first fit structure and/or described second can match by the positioning pin to the impeller driving torque
Conjunction structure is 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；
The positioning pin is threaded through first matching hole and/or the first mating groove, second matching hole and/or second
In mating groove.
Preferably, the first hole penetrated for the drive shaft, the first mating groove setting are provided on the interconnecting piece
In the first end face of the interconnecting piece, the drive shaft is penetrated in the interconnecting piece by the first end face；And/or
Second matching hole is arranged on the side wall of the drive shaft.
Preferably, the interconnecting piece includes sleeve, and the radially inner side space of the sleeve constitutes first hole, the set
The end face of the first end of cylinder is the first end face, and first mating groove is arranged through the side wall of the sleeve.
Preferably, the impeller further includes disc, and the interconnecting piece further includes being arranged on the lateral surface of the sleeve
Fixed part, the fixed part are connected with the disc.
Preferably, the second hole, first side and the disc of the fixed part in the disc are provided on the disc
Connection, a part of structure of the sleeve extend to second side of the disc through second hole.
Preferably, a part of structure is in stepped shaft structure, and first mating groove is arranged in the stepped shaft structure
Miner diameter end end face on.
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.
Preferably, the guide frame includes the chamfering knot being arranged between first mating groove and the first end face
Structure.
On the other hand, the utility model adopts the following technical solution:
A kind of kitchen ventilator, the driving device including impeller and driving wheel rotation, the impeller and the driving device are logical
Cross connection structure connection as described above.
The utility model has the advantages that
Impeller in the application and the first fit structure in the connection structure of driving device and/or the second fit structure edge
The circumferential direction of drive shaft be provided with it is multiple, when impeller and drive shaft are installed, the first fit structure and the second cooperation
Structure can be set multiple, and to form a variety of installations cooperation, during installation, positioning pin can pass through a variety of contrapositions installation cooperation
Any one of impeller is connected to drive shaft and is transmitted the torque of drive shaft, rotated with impeller, to improve installation effect
Rate facilitates user to be installed in drive shaft after to impeller cleaning, promotes 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 fit structure signal of the impeller, driving device, interconnecting piece of specific embodiment of the present invention offer
Figure；
Fig. 2 shows the enlarged drawings at A in Fig. 1；
Fig. 3 shows the perspective view of the impeller of specific embodiment of the present invention offer and the fit structure of interconnecting piece；
Fig. 4 shows the perspective view of the interconnecting piece of specific embodiment of the present invention offer；
The fit structure of impeller and interconnecting piece that Fig. 5 shows specific embodiment of the present invention offer cuts open body figure.
In figure,
1, impeller；11, interconnecting piece；111, the first mating groove；112, the first hole；113, sleeve；114, fixed part；115, it falls
Corner structure；12, disc；121, the second hole；2, driving device；21, drive shaft；3, positioning pin.
Specific embodiment
The utility model is described below based on embodiment, but the utility model is not restricted to these implementations
Example.In order to avoid obscuring the essence of the utility model, there is no narrations in detail for well known method, process, process, element.
In addition, it should be understood by one skilled in the art that provided herein attached drawing be provided to explanation purpose, and
What attached drawing was 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.
As shown in Figures 1 to 5, the application is supplied to the connection structure of a kind of impeller 1 and driving device, especially applies
On kitchen ventilator.For impeller 1 to be connected with driving device 2, driving device 2 rotates connection structure, and connection structure can will drive
Device 2 is in the torque transfer to impeller 1 of circumferential direction, so that driving device 2 is able to drive the rotation of impeller 1.Wherein, driving dress
Setting 2 includes drive shaft 21, and driving device 2 for example can be motor, and drive shaft 21 is motor shaft, motor shaft rotation, and then band
Movable vane wheel 1 rotates, to realize the fume exhausting function of kitchen ventilator.
As shown in Fig. 2, connection structure includes positioning pin 3 and the interconnecting piece being connected with impeller 1 11, interconnecting piece 11 preferably with
Drive shaft 21 is mutually socketed, and due to the generally cylindrical shaft of drive shaft 21 and diameter is smaller, it is preferable that interconnecting piece 11 is sleeved on driving
The outside of axis 21.It is, of course, understood that if drive shaft 21 is relatively large in diameter, and the inside of drive shaft 21 can open up
Biggish mounting hole, interconnecting piece 11, which can be set, is sleeved on the outer of interconnecting piece 11 in the inside of drive shaft 21 namely drive shaft 21
Portion.In a specific embodiment, the first hole 112 penetrated for drive shaft 21, first hole 112 are provided on interconnecting piece 11
Preferably run through the through-hole of interconnecting piece 11, by first hole 112, interconnecting piece 11 is sleeved on the outside of drive shaft.At another
In specific embodiment, mounting groove is offered on the end face of the free end of drive shaft 21, mounting post is provided on interconnecting piece 11, is pacified
Dress column is inserted into mounting groove, so that drive shaft 21 is set in together with interconnecting piece 11.
Further, it is provided with the first fit structure on interconnecting piece 11, the second fit structure is provided in drive shaft, positions
Pin 3 cooperates with the first fit structure, the second fit structure respectively so that drive shaft 21 can be driven by positioning pin 3 to impeller 1
Torque, the first fit structure and/or the second fit structure are provided with multiple along the circumferential direction of drive shaft.Multiple first fit structures and
Multiple second fit structures are capable of forming a variety of contraposition installation cooperations, so that positioning pin 3 during the installation process can be by a variety of
Impeller 1 is connected by any one of contraposition installation cooperation with drive shaft 21, ties compared to single first cooperation in the prior art
Structure and single second fit structure form single contraposition installation and cooperate, and can effectively improve installation rate, reduce user and used
Number is installed in trial in journey, and only attempting fewer number can be mounted on impeller 1 in drive shaft 21, promotes user experience.
It is installed it is, of course, understood that being also possible to single first fit structure and forming a variety of contrapositions with multiple second fit structures
Cooperation or multiple first fit structures and single second fit structure form a variety of installations and cooperate.
Further, the first fit structure include the first matching hole (not shown) for being arranged on interconnecting piece 11 and/
Or first mating groove 111；And/or second fit structure include that the second matching hole being arranged in drive shaft 21 (does not show in figure
Out) and/or the second mating groove (not shown), positioning pin 3 are threaded through the first matching hole and/or the first mating groove 111, second
In matching hole and/or the second mating groove.Such as can be the first matching hole (not shown) and the second matching hole cooperate,
First matching hole (not shown) cooperates with the second mating groove (not shown), the first mating groove 111 is matched with second
It closes hole (not shown) and forms mutual cooperation, the first mating groove 111 and the second mating groove (not shown) formation phase interworking
It closes.
Further, as shown in Figure 4 and Figure 5, interconnecting piece includes sleeve 113, and the radially inner side space of sleeve 113 is constituted
First hole above-mentioned 112 (radially inner side described herein refers to the direction of axis of the lateral wall of sleeve 113 to sleeve 113,
With specific reference to the radial direction when sleeve 113 is cylindric), the lower end surface (orientation with reference to shown in Fig. 5 up and down) of sleeve 113
For the end face of the first end of sleeve, drive shaft 21 is inserted into sleeve 113 by the lower end surface of sleeve 113, and the first mating groove 111 is set
It sets on the lower end surface of sleeve 113.
Fixed part 114 is provided on the lateral surface of sleeve 113, interconnecting piece 11 is connected by fixed part 114 with impeller 1,
Fixed part 114 is preferably the disk-like structure extended to form by the outside of sleeve 113 towards radial outside, and impeller includes disc 12,
Fixed part 114 is fixedly connected with disc 12, specifically, is provided with the second hole 121 on disc 12, fixed part 114 in disc
Side (inside i.e. for impeller 1) is connect with disc 12, such as passes through the fasteners such as rivet, screw or bolt and spoke
Plate 12 connects, and a part of structure of sleeve 113 extends to second side of disc 12 (i.e. for impeller 1 through the second hole 121
Outside).
Further, the part of second side for extending to disc 12 of sleeve 113 is in stepped shaft structure, and multi-diameter shaft is preferably
Cylindrical multi-diameter shaft, the end face of the miner diameter end of stepped shaft structure are the end faces of one end far from fixed part 114, which forms the
On the end face for the miner diameter end that stepped shaft structure is arranged in one end face, i.e. the first mating groove 111.Since multi-diameter shaft is cylindrical ladder
Axis, therefore, stepped shaft structure have axis, and the first hole 112 is coaxially disposed with stepped shaft structure, and drive shaft 21 is threaded through interconnecting piece
In 11 the first hole 112.
In a specific embodiment, the first hole 112 penetrated for drive shaft, first hole are provided on interconnecting piece 11
112 is, through the through-hole of interconnecting piece 11, by first hole 112, interconnecting piece 11 are sleeved on the outside of drive shaft.First cooperation knot
Structure includes multiple first mating grooves 111 being arranged on the lower end surface of sleeve 113；Second fit structure includes being arranged in drive shaft
Side wall on multiple or second matching hole, positioning pin 3 can be by the second matching hole along the radial direction of drive shaft 21
It is arranged through drive shaft 21.Preferably, the first mating groove 111 is uniformly arranged along the circumferential direction of drive shaft 21, and the first mating groove 111
Side wall through sleeve 113 is arranged, and therefore, two positioned at the same radial direction of drive shaft 21 are formed under sleeve 113
Trough body structure on end face collectively forms the first mating groove 111.Such as first the quantity of mating groove 111 can be 2,3,4
A or 5, then it is 4,6,8 or 10 that the quantity of trough body structure is corresponding, correspondingly, two groove body knots of arbitrary neighborhood
Angle between structure is 90 °, 60 °, 45 ° or 36 °.In order to guarantee to cooperate reliability, the shape of the trough body structure of the first mating groove 111
Shape will be adapted with the shape of positioning pin 3, it is preferable that positioning pin 3 is cylindrical or truncated cone-shaped, then the slot of the first mating groove 111
Bottom is a part on cylindrical surface.It is, of course, understood that the first mating groove 111 can also be in the circumferential direction of drive shaft
It is non-to be uniformly arranged.
Further, in order to facilitate the installation of, installation effectiveness is improved, is provided on interconnecting piece 11 for being filled to positioning pin 3
Enter the guide frame that the first mating groove 111 or the first matching hole are oriented to, guide frame has a smooth surface transition.In this implementation
In example, guide frame includes the chamfering structure 115 being arranged between the first mating groove 111 and the lower end surface of sleeve 113, when to leaf
When wheel 1 is installed, positioning pin 3 can rapidly be slid into the first mating groove 111 by guide frame, to improve installation speed
Rate.
When being installed impeller 1 on the driving shaft by interconnecting piece 11, drive shaft is penetrated by the lower end surface side of sleeve 113
In interconnecting piece 11.Specifically, positioning pin 3 is inserted into the second matching hole of drive shaft first, it is more when being provided in drive shaft
When a second matching hole, positioning pin 3 can be plugged into any one second matching hole；Then by the set on impeller 1
The lower end surface of cylinder 113 is moved near positioning pin 3, due to that can not observe whether positioning pin 3 with the first mating groove 111 is directed at peace
Positioning pin 3 is inserted into the first mating groove 111 by dress, therefore, trial, due to the first mating groove 111 have it is multiple and along driving
Axis is circumferentially uniformly arranged, therefore, if when an insertion process is unable to complete, it is only necessary to slightly rotating junction 11, or
Positioning pin 3 can be inserted into the first mating groove 111 by the trial for carrying out considerably less number again, realize impeller 1 and drive shaft
21 connection.Due to do not observe in installation process the first mating groove 111 and the second matching hole whether alignment, it is existing
Single first mating groove 111 and single second matching hole formed single contraposition cooperation need to carry out multiple installation attempt, drop
Low installation effectiveness.And can be realized a variety of contraposition installation cooperations in the application, reducing trial is installed to number, improves peace
Efficiency is filled, user experience is more preferable.After in the first mating groove 111 that positioning pin 3 is inserted into impeller 1 by the above process, then
Impeller 1 and drive shaft 21 are fixed together using fasteners such as such as screws.
Present invention also provides a kind of kitchen ventilator, including the driving device 2 that impeller 1 and driving impeller 1 rotate, impeller 1 with
Driving device 2 is connected by above-mentioned impeller 1 with the connection structure of driving device 2, with facilitate user to impeller 1 clean after can
It is quickly and easily installed in drive shaft 21, improves installation effectiveness, the user experience is improved.
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.
It should be appreciated that above-mentioned embodiment is merely exemplary, and not restrictive, without departing from the utility model
In the case where basic principle, those skilled in the art can be for the various apparent or equivalent modification that above-mentioned details is made
Or replacement, it is all included in the scope of the claims of the utility model.
Claims (10)
1. the connection structure of a kind of impeller and driving device, which is characterized in that the driving device includes drive shaft, the connection
Structure includes the drive shaft, positioning pin and the interconnecting piece being connected with the impeller, is provided with first on the interconnecting piece and matches
Structure is closed, is provided with the second fit structure in the drive shaft, the positioning pin is matched with first fit structure, second respectively
Structure cooperation is closed so that the drive shaft can be by the positioning pin to the impeller driving torque, first cooperation is tied
Structure and/or second fit structure are provided with multiple along the circumferential direction of the drive shaft.
2. connection structure according to claim 1, which is characterized in that first fit structure includes being arranged in the company
The first matching hole and/or the first mating groove in socket part；And/or
Second fit structure includes the second matching hole and/or the second mating groove being arranged in the drive shaft；
The positioning pin is threaded through first matching hole and/or the first mating groove, second matching hole and/or the second cooperation
In slot.
3. connection structure according to claim 2, which is characterized in that be provided on the interconnecting piece and worn for the drive shaft
The first hole entered, first mating groove are arranged in the first end face of the interconnecting piece, and the drive shaft is by the first end
Face penetrates in the interconnecting piece；And/or
Second matching hole is arranged on the side wall of the drive shaft.
4. connection structure according to claim 3, which is characterized in that the interconnecting piece includes sleeve, the diameter of the sleeve
Space constitutes first hole inwardly, and the end face of the first end of the sleeve is the first end face, first mating groove
Side wall through the sleeve is arranged.
5. connection structure according to claim 4, which is characterized in that the impeller further includes disc, and the interconnecting piece is also
Fixed part on lateral surface including the sleeve is arranged in, the fixed part are connected with the disc.
6. connection structure according to claim 5, which is characterized in that be provided with the second hole, the fixation on the disc
Portion is connect in the first side of the disc with the disc, and a part of structure of the sleeve extends to the spoke through second hole
Second side of plate.
7. connection structure according to claim 6, which is characterized in that a part of structure is in stepped shaft structure, described
First mating groove is arranged on the end face of the miner diameter end of the stepped shaft structure.
8. according to connection structure described in claim 3 to 7 any one, which is characterized in that be arranged on the interconnecting piece useful
In being packed into the guide frame that first matching hole or the first mating groove are oriented to positioning pin.
9. connection structure according to claim 8, which is characterized in that the guide frame includes that setting is matched described first
Close the chamfering structure between slot and the first end face.
10. a kind of kitchen ventilator, the driving device including impeller and driving wheel rotation, which is characterized in that the impeller with it is described
Driving device is connected by the connection structure as described in one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821266866.7U CN208749655U (en) | 2018-08-07 | 2018-08-07 | Impeller and drive arrangement's connection structure and lampblack absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821266866.7U CN208749655U (en) | 2018-08-07 | 2018-08-07 | Impeller and drive arrangement's connection structure and lampblack absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208749655U true CN208749655U (en) | 2019-04-16 |
Family
ID=66059016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821266866.7U Active CN208749655U (en) | 2018-08-07 | 2018-08-07 | Impeller and drive arrangement's connection structure and lampblack absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208749655U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026827A (en) * | 2018-08-07 | 2018-12-18 | 珠海格力电器股份有限公司 | Impeller and drive arrangement's connection structure and lampblack absorber |
-
2018
- 2018-08-07 CN CN201821266866.7U patent/CN208749655U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026827A (en) * | 2018-08-07 | 2018-12-18 | 珠海格力电器股份有限公司 | Impeller and drive arrangement's connection structure and lampblack absorber |
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