CN206608339U - A kind of fan assembly - Google Patents

A kind of fan assembly Download PDF

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Publication number
CN206608339U
CN206608339U CN201720154202.0U CN201720154202U CN206608339U CN 206608339 U CN206608339 U CN 206608339U CN 201720154202 U CN201720154202 U CN 201720154202U CN 206608339 U CN206608339 U CN 206608339U
Authority
CN
China
Prior art keywords
ball
wind wheel
fan assembly
movable sleeve
cutting ferrule
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.)
Expired - Fee Related
Application number
CN201720154202.0U
Other languages
Chinese (zh)
Inventor
朱泽春
李剑
王贻峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Joyoung Co Ltd
Original Assignee
Joyoung Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Joyoung Co Ltd filed Critical Joyoung Co Ltd
Priority to CN201720154202.0U priority Critical patent/CN206608339U/en
Application granted granted Critical
Publication of CN206608339U publication Critical patent/CN206608339U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of fan assembly, belong to household appliance technical field, there is the inconvenient technical problem of dismounting in the fan assembly for solving to be currently used for the household electrical appliances such as gas heater, lampblack absorber, the utility model fan assembly includes wind wheel, spiral case and the motor for driving the wind wheel, the fan assembly also includes ball cutting ferrule, the wind wheel is sleeved on the motor shaft of the motor, and the ball cutting ferrule is detachably sleeved on the motor shaft, with the fixed wind wheel.By said structure, when assembling motor is with wind wheel, as long as wind wheel is enclosed on motor shaft, then puts ball cutting ferrule and can fix wind wheel;When dismantling wind wheel, wind wheel can be removed by stirring and pull up ball cutting ferrule, without instrument, it is easy to operate, and be easy to after-sales service and its user is daily unpicks and washes.

Description

A kind of fan assembly
【Technical field】
The utility model is related to the fan assembly of household electrical appliance, the more particularly, to household electrical appliances such as gas heater, lampblack absorber.
【Background technology】
The fan assembly of the household electrical appliances such as gas heater, lampblack absorber, including spiral case, wind wheel and motor are currently used for, wind wheel is set Put in spiral case, motor is fixed on spiral case, wind wheel is assembled with motor shaft using nut with screw locking mode, such Connected mode needs that nut is tightened or relaxed by instrument often, and the after-sales service to product is changed and daily dismounting Cleaning is made troubles;Further, since the long-term etch of internal waste gas, the oil smoke such as gas heater, lampblack absorber etc., fixed spiral shell Screw-thread rust can occur in use for mother/screw, and be difficult to remove.
【Utility model content】
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art and provide a kind of dismounting facility Fan assembly.
Above-mentioned technical problem is solved, the utility model is adopted the following technical scheme that:
A kind of fan assembly, including wind wheel, spiral case and the motor for driving the wind wheel, the fan assembly also include Ball cutting ferrule, the wind wheel is sleeved on the motor shaft of the motor, and the ball cutting ferrule is detachably sleeved on the motor shaft On, with the fixed wind wheel.
In above-mentioned fan assembly, the ball cutting ferrule includes the fixed cover with ball hole, is installed on the fixation The movable sleeve put and the ball for being assemblied in the ball hole, the movable sleeve, which has, radially to be pushed the latched position of ball and releases The unlocked position of ball is put, and in the latched position, the movable sleeve promotes ball to snap fit onto on the motor shaft and keep.
In above-mentioned fan assembly, the relatively described fixed cover of the movable sleeve slides axially, with the latched position With unlocked position switching.
In above-mentioned fan assembly, it is axially spaced to set the first limiting section and the second limiting section on the fixed cover, It is described to be actively set on slip in the range of first limiting section and second limiting section restriction.
In above-mentioned fan assembly, first limiting section and/or second limiting section is detachably snap fitted to institute State the back-up ring of fixed cover.
In above-mentioned fan assembly, the ball cutting ferrule also includes being used to keep the movable sleeve to transport to its latched position The flexible member of dynamic trend.
In above-mentioned fan assembly, the movable sleeve internal perisporium is described to be actively set on clamping lock provided with prominent pressing portion Ball is promoted by the pressing portion during position, the flexible member is acted in the pressing portion, for promoting the ball Cutting ferrule resets.
In above-mentioned fan assembly, the relatively described fixed cover of the movable sleeve is circumferentially rotated, with the latched position With unlocked position switching.
In above-mentioned fan assembly, the wind wheel is provided with mounting hole, and the motor shaft stretches into wind through the mounting hole In wheel, the mounting hole is connected with the motor shaft using spline.
In above-mentioned fan assembly, the motor shaft is provided with the neck for coordinating ball cutting ferrule.
The beneficial effects of the utility model:
Fan assembly of the present utility model, including wind wheel, spiral case and the motor for driving the wind wheel, the blower fan group Part also includes ball cutting ferrule, and the wind wheel is sleeved on the motor shaft of the motor, and the ball cutting ferrule is detachably sleeved on institute State on motor shaft, with the fixed wind wheel.By said structure, when assembling motor is with wind wheel, as long as wind wheel is enclosed on into motor shaft On, then put ball cutting ferrule and can fix wind wheel;When dismantling wind wheel, wind wheel can be removed by stirring and pulling up ball cutting ferrule, without By instrument, it is easy to operate, it is easy to after-sales service and user is daily unpicks and washes.
The ball cutting ferrule includes the fixed cover with ball hole, the movable sleeve being installed on the fixed cover and is assemblied in The ball of the ball hole, the movable sleeve has the unlocked position of the latched position for radially pushing ball and release ball, and In the latched position, the movable sleeve promotes ball to snap fit onto on the motor shaft and keep.By the slip of movable sleeve or The mode that person rotates, you can realize the switching of clamping lock and unblock, it is easy to operate.
It is axially spaced to set the first limiting section and the second limiting section on the fixed cover, it is described to be actively set on described first Limiting section and second limiting section are slided in the range of limiting.By the limitation to movable sleeve sliding scale, ball card is improved The use reliability of set.
The ball cutting ferrule also includes being used to keep the movable sleeve to the flexible member of its latched position movement tendency.It is real Automatically reseting after existing movable sleeve unblock, automatic pretension, anti-loosing effect is good.
These features and advantage of the present utility model will be detailed in following embodiment, accompanying drawing exposure.
【Brief description of the drawings】
The utility model is described further below in conjunction with the accompanying drawings:
Fig. 1 is the exploded perspective view of fan assembly in the utility model embodiment one;
Fig. 2 is the exploded perspective view of ball cutting ferrule in the utility model embodiment one;
Fig. 3 is the assembling schematic diagram of ball cutting ferrule in the utility model embodiment one;
Fig. 4 is the schematic diagram under ball card sleeve clamp lock status in fan assembly in the utility model embodiment one;
Fig. 5 is the schematic diagram under ball cutting ferrule released state in fan assembly in the utility model embodiment one.
【Embodiment】
The technical scheme of the utility model embodiment is explained with reference to the accompanying drawing of the utility model embodiment and Illustrate, but following embodiments are only preferred embodiment of the present utility model, and it is not all.Based on the embodiment in embodiment, Those skilled in the art obtain other embodiment on the premise of creative work is not made, and belong to of the present utility model Protection domain.
In the following description, there is the instruction such as term " top ", " bottom ", " interior ", " outer ", " on ", " under " Orientation or position relationship are that, based on orientation shown in the drawings or position relationship, the description present invention merely for convenience and simplification are retouched State, rather than indicate or imply that the device or element of meaning there must be specific orientation, with specific azimuth configuration and operation, Therefore it is not considered as limiting the invention.In addition, term " first ", " second " etc. are only used for describing purpose, and it can not manage Solve to indicate or imply relative importance or the implicit quantity for indicating indicated technical characteristic, define " first ", " the One or more this feature can be expressed or be implicitly included to two " feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be Combined in an appropriate manner in any one or more embodiments or example.
Embodiment one
Reference picture 1, the fan assembly that the utility model embodiment one is proposed, including wind wheel 2, spiral case 3 and for driving wind The motor 1 of wheel 2, fan assembly also includes ball cutting ferrule 4, and wind wheel 2 is sleeved on the axle of motor 1 of motor 1, and ball cutting ferrule 4 is removable Ground is sleeved on the axle of motor 1, to fix wind wheel 2.Specifically, motor 1 is fixedly attached on spiral case 3 by electric machine support 11, The end face of spiral case 3 towards motor 1 is provided with through hole 30, and wind wheel 2 is provided with mounting hole 20, and during installation, motor shaft 10 sequentially passes through logical Stretched into after hole 30, mounting hole 20 in wind wheel 2, motor shaft 10 is provided with the neck 101 for coordinating ball cutting ferrule 4, by 4 sets of ball cutting ferrule It is attached on motor shaft 10 until being mutually clamped with the neck 101 on motor shaft 10, completion assembling during dismounting wind wheel 2, is stirred and pulled out Lower ball cutting ferrule 4 can remove wind wheel 2, without instrument, it is easy to operate, and be easy to after-sales service and user is daily unpicks and washes.
In the present embodiment, the mounting hole 20 of wind wheel 2 is preferably connected with motor shaft 10 with spline, i.e., motor shaft 10 is provided with outer Internal spline is provided with spline, mounting hole 20, external splines is intermeshed with internal spline, and the moment of torsion of motor shaft 10 is delivered into wind wheel 2 On, and then driving wind wheel 2 to rotate, this spline connected mode ensures that mounting hole 20 has larger contact surface with motor shaft 10 Product, thus larger load can be born, moment of torsion transmission is more steady reliable, beneficial to the dynamic balancing of lifting wind wheel 2, reduces noise. In some other embodiments, the mounting hole of wind wheel can also coordinate to transmit moment of torsion with motor shaft using special-shaped axis hole, such as Square opening and square shaft, D-shaped hole and D-shaped axle etc..
With reference to Fig. 2-4, the ball cutting ferrule 4 of the present embodiment includes the fixed cover 40 with ball hole 401, is installed on fixed cover Movable sleeve 41 and the ball 42 for being assemblied in ball hole 401 on 40, movable sleeve 41 have the latched position for radially pushing ball 42 With the unlocked position of release ball 42, and in latched position, movable sleeve 41 promotes ball 42 to snap fit onto on motor shaft 10 and keep. Defined herein fixed cover 40 and movable sleeve 41 be comparatively, when ball cutting ferrule 4 is locked in motor shaft 10, fixed cover 40 relative motor shafts 10 are irremovable, but movable sleeve 41 can be promoted the motion on fixed cover 40 by operator, for unlocking Ball cutting ferrule 4.In particular:Circumferentially distributed multiple ball holes 401, the hole of ball hole 401 on the fixed cover 40 of the present embodiment The diameter for the ball 42 that footpath is slightly larger than, ball hole 401 had both limited the position of ball 42, can guarantee that ball 42 can be in ball again Radial deflection in hole 401;Movable sleeve 41 is sleeved on the outside of fixed cover 40 and can back and forth slided along the axial direction of fixed cover 40 Dynamic, in the internal perisporium of movable sleeve 41 provided with prominent pressing portion 411, pressing portion 411 is typically continuously to be set in the internal perisporium of movable sleeve 41 The circle convex tendon put, with reference to Fig. 4,5, when movable sleeve 41 is located at latched position, pressing portion 411 compresses ball 42 to limit ball 42 radially outer movements, keep the partial embedding of ball 42 in neck 101;When movable sleeve 41 slides into unlocked position, take Disappeared the radially constraining of ball 42, and slip of the nationality by fixed cover 40 with respect to motor shaft 10 can make ball 42 depart from neck 101, and then Ball cutting ferrule 4 can be taken out from motor shaft 10.
Need explanation:Motor shaft 10 also drives ball cutting ferrule 4 to rotate together while wind wheel 2 are driven, above-mentioned fixation One end of set 40 is provided with the internal spline coordinated with the external splines of motor shaft 10, such as the cooperation of mounting hole 20 and motor shaft 10, ball Cutting ferrule 4 is installed to after motor shaft 10, the internal spline of fixed cover 40 and the intermeshing of motor shaft 10, so that the moment of torsion of motor shaft 10 is logical Spline connection structure driving ball cutting ferrule 4 is crossed to rotate.
Reference picture 3, the present embodiment additional flexible member in ball cutting ferrule 4, flexible member is preferably spring 43, spring 43 In the space that fixed cover 40 and movable sleeve 41 are limited, the one end of spring 43 and the step 403 of fixed cover 40 offset, and spring 43 is another One end and the pressing portion 411 of movable sleeve 41 offset, and spring 43 is kept movement tendency of the movable sleeve 41 to its latched position, I.e. when movable sleeve 41 is slid into unlocked position by operator from latched position, the compress energy storage of spring 43;When unclamping movable sleeve 41, The elastic force of spring 43 can promote movable sleeve 41 to slide into latched position from unlocked position, realize automatic multiple after the unblock of movable sleeve 41 Position, automatic pretension, anti-loosing effect is good.
It is appreciated that:If do not limited the sliding stroke of movable sleeve 41, it is impossible to determine the unblock of movable sleeve 41 Position, while can not also ensure that movable sleeve 41 can be positioned at latched position, with reference to Fig. 4,5, the present embodiment is on fixed cover 40 It is axially spaced to set the first limiting section and the second limiting section, the model that movable sleeve 41 is limited in the first limiting section and the second limiting section Interior slip is enclosed, the position that movable sleeve 41 slides into when being offseted with the first limiting section to the left may be defined as unlocked position, movable sleeve 41 Position when being offseted with the second limiting section is slid into the right and may be defined as latched position, in this way, movable sleeve 41 can only be set in Reciprocatingly slided between latched position and unlocked position.For convenience of assemble, by the first limiting section and the second limiting section at least its In the back-up ring that is set as detachably snapping fitted to fixed cover 40, i.e., carried out again after movable sleeve 41 is attached to fixed cover 40 it is spacing, Second limiting section is set as detachably snapping fitted to the back-up ring 404 of fixed cover 40 by the present embodiment, and the first limiting section is then and fixation Cover 40 integrally formed annular convex ribs 402.When ball cutting ferrule 4 is assembled, first foregoing flexible member is attached on fixed cover 40, with Ball 42 is placed into corresponding ball hole 401, then movable sleeve 41 is attached on fixed cover 40, finally blocked back-up ring 404 Fixed cover 40 is attached to, assembling is completed.
Embodiment two
The present embodiment and the difference of embodiment one are:Movable sleeve is relatively fixed set and circumferentially rotated, with clamping lock position Put and switch with unlocked position, specifically, movable sleeve internal perisporium also is provided with prominent pressing portion, and pressing portion is in circumferential direction On be to be arranged at intervals, formed between adjacent pressing portion and avoid groove, movable sleeve can be limited and circumferentially rotate by being set on fixed cover Part, for example set on axially slidable clamping block, movable sleeve set with clamping block coordinate bayonet socket, when pressing portion with rolling Pearl diametrically when, movable sleeve is in latched position, and pressing portion compresses ball to limit the radially outer movement of ball, keeps rolling Pearl partial embedding is in neck, and limitation movable sleeve is circumferentially rotated in clamping block insertion bayonet socket;During dismounting, by clamping block pushing out card Mouthful, movable sleeve circumferentially rotates certain angle, and when avoiding groove and ball diametrically, movable sleeve is in the unlocked position, and is cancelled Radially constraining for ball, slip of the nationality by fixed cover with respect to motor shaft can make that ball departs from neck and to be partially embedded into avoidance recessed In groove, and then ball cutting ferrule can be taken out from motor shaft.
In other embodiments, it is described can limit the part that movable sleeve circumferentially rotates can also be, for example, be arranged on it is solid Surely the elastic projection on set outer peripheral face, the recess that can coordinate with the elastic projection is provided with movable sleeve inner peripheral surface, described Elastic projection is provided with the guiding surface that direction is circumferentially rotated along movable sleeve, when movable sleeve circumferentially rotating along the fixed cover When, the wall portion or edge of the recess can promote elastic projection moving radially along fixed cover, coordinate so that the two departs from; When being circumferentially rotated under being actively set on external force and acting on along opposite direction, the elastic projection can spring into recess, so that two Person coordinates, and the circumference of limitation movable sleeve itself is mobile.
The utility model embodiment can be applied to the household electrical appliances such as gas heater, lampblack absorber.
It is described above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to In this, it is familiar with the those skilled in the art and should be understood that the utility model includes but is not limited to accompanying drawing and above specific embodiment party Content described in formula.Any modification without departing from function and structure principle of the present utility model is intended to be included in claims Scope in.

Claims (10)

1. a kind of fan assembly, including wind wheel, spiral case and the motor for driving the wind wheel, it is characterised in that the blower fan Component also includes ball cutting ferrule, and the wind wheel is sleeved on the motor shaft of the motor, and the ball cutting ferrule is detachably sleeved on On the motor shaft, with the fixed wind wheel.
2. fan assembly as claimed in claim 1, it is characterised in that the ball cutting ferrule includes the fixation with ball hole The movable sleeve that cover, is installed on the fixed cover and the ball for being assemblied in the ball hole, the movable sleeve, which has, radially to be pushed The latched position of ball and the unlocked position of release ball, and in the latched position, the movable sleeve promotes ball to snap fit onto On the motor shaft and keep.
3. fan assembly as claimed in claim 2, it is characterised in that the relatively described fixed cover of the movable sleeve slides axially, With in the latched position and unlocked position switching.
4. fan assembly as claimed in claim 3, it is characterised in that setting first is axially spaced on the fixed cover spacing Portion and the second limiting section, it is described to be actively set on slip in the range of first limiting section and second limiting section restriction.
5. fan assembly as claimed in claim 4, it is characterised in that first limiting section and/or second limiting section Detachably to snap fitted to the back-up ring of the fixed cover.
6. fan assembly as claimed in claim 3, it is characterised in that the ball cutting ferrule also includes being used to keep the activity Cover the flexible member to its latched position movement tendency.
7. fan assembly as claimed in claim 6, it is characterised in that pressing portion of the movable sleeve internal perisporium provided with protrusion, Described to promote ball by the pressing portion when being actively set on latched position, the flexible member is acted in the pressing portion, For promoting the ball cutting ferrule to reset.
8. fan assembly as claimed in claim 2, it is characterised in that the relatively described fixed cover of the movable sleeve is circumferentially rotated, With in the latched position and unlocked position switching.
9. the fan assembly as described in one of claim 1 to 8, it is characterised in that the wind wheel is provided with mounting hole, the electricity Arbor is stretched into wind wheel through the mounting hole, and the mounting hole is connected with the motor shaft using spline.
10. the fan assembly as described in one of claim 1 to 8, it is characterised in that the motor shaft is provided with cooperation ball card The neck of set.
CN201720154202.0U 2017-02-21 2017-02-21 A kind of fan assembly Expired - Fee Related CN206608339U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720154202.0U CN206608339U (en) 2017-02-21 2017-02-21 A kind of fan assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720154202.0U CN206608339U (en) 2017-02-21 2017-02-21 A kind of fan assembly

Publications (1)

Publication Number Publication Date
CN206608339U true CN206608339U (en) 2017-11-03

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Application Number Title Priority Date Filing Date
CN201720154202.0U Expired - Fee Related CN206608339U (en) 2017-02-21 2017-02-21 A kind of fan assembly

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109595184A (en) * 2018-11-26 2019-04-09 广东美的环境电器制造有限公司 Air supply device
CN109751648A (en) * 2019-02-18 2019-05-14 珠海格力电器股份有限公司 Motor cooperation subassembly and range hood
CN110645615A (en) * 2019-11-08 2020-01-03 湖南华军厨房设备有限公司 Easy-to-clean cooker hood device
CN113217440A (en) * 2021-06-22 2021-08-06 浙江得业电机科技有限公司 Compact anti-displacement automobile fan

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109595184A (en) * 2018-11-26 2019-04-09 广东美的环境电器制造有限公司 Air supply device
CN109751648A (en) * 2019-02-18 2019-05-14 珠海格力电器股份有限公司 Motor cooperation subassembly and range hood
CN110645615A (en) * 2019-11-08 2020-01-03 湖南华军厨房设备有限公司 Easy-to-clean cooker hood device
CN113217440A (en) * 2021-06-22 2021-08-06 浙江得业电机科技有限公司 Compact anti-displacement automobile fan

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Granted publication date: 20171103