CN206034105U - Impeller coupling assembling and applied this impeller coupling assembling's washing machine - Google Patents

Impeller coupling assembling and applied this impeller coupling assembling's washing machine Download PDF

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Publication number
CN206034105U
CN206034105U CN201620680278.2U CN201620680278U CN206034105U CN 206034105 U CN206034105 U CN 206034105U CN 201620680278 U CN201620680278 U CN 201620680278U CN 206034105 U CN206034105 U CN 206034105U
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China
Prior art keywords
impeller
area
coupling assembly
impeller coupling
connector
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CN201620680278.2U
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Chinese (zh)
Inventor
陈卫东
席磊
周丑国
赵飞
王坚
解小威
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TCL Home Appliances Hefei Co Ltd
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TCL Home Appliances Hefei Co Ltd
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Priority to CN201620680278.2U priority Critical patent/CN206034105U/en
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Abstract

The utility model relates to an impeller coupling assembling and applied this impeller coupling assembling's washing machine, the impeller subassembly includes: the impeller, set up in connecting piece on the impeller, and set up in speed reducing component on the connecting piece, the connecting piece has been offered and has been used for connecting speed reducing component's mounting hole, the mounting hole includes first region and second area, speed reducing component's washing axle is worn to establish the mounting hole, just the washing axle has the first connecting portion and the second connecting portion of the setting of connecting gradually, first connecting portion with first regional phase -match, and wear to establish first region, the second connecting portion with the second area phase -match, and wear to establish the second area, first region with cooperation between the first connecting portion is closely spent and is less than the second area with cooperation between the second connecting portion is closely spent. Above -mentioned impeller coupling assembling can simplify the dismouting, improve dismouting efficiency, and the person of facilitating the use uses.

Description

Impeller coupling assembly and the washing machine using the impeller coupling assembly
Technical field
The utility model is related to mechanical field, more particularly to a kind of impeller coupling assembly and apply the impeller connection group The washing machine of part.
Background technology
Nowadays people during using washing machine may need to remove washing machine internal due to a variety of causes Impeller, but the impeller attachment structure of washing machine is complicated in the market, it is not easy to assemble, and it is easily damaged impeller.
Utility model content
Based on this, it is necessary to provide a kind of easy dismounting, dismounting and do not interfere with the washing machine and washing machine of service life Impeller coupling assembly.
A kind of impeller coupling assembly, including:Impeller, the connector being arranged on the impeller, and it is arranged at the company Reduction assemblies on fitting,
The connector offers the installing hole for connecting the reduction assemblies, the installing hole include first area and Second area;
The wash shaft that the reduction assemblies have speed-reducing clutch, the speed-reducing clutch wears the installing hole, and institute State wash shaft and there is the first connecting portion and second connecting portion for being sequentially connected setting, the first connecting portion and the first area Match, and wear the first area, the second connecting portion is matched with the second area, and wear secondth area Domain, the cooperation tight ness rating between the first area and the first connecting portion are connected with described second less than the second area Cooperation tight ness rating between portion.
Wherein in one embodiment, the first connecting portion is spline shaft structure,
Wherein in one embodiment, the second connecting portion is plain shaft structure.
Wherein in one embodiment, the first connecting portion and the first area, the second connecting portion with it is described Second area is gap cooperation.
Wherein in one embodiment, the fit tolerance of the first connecting portion and the first area be 0.1mm~ 0.25mm, the second connecting portion are 0.02mm~0.1mm with the fit tolerance of the second area.
Wherein in one embodiment, the length of the second connecting portion is the 0.7~1.3 of the first connecting portion length Times.
Wherein in one embodiment, what the impeller was formed in one waits wall thickness impeller, and the impeller has main body Portion and some water-moving ribs for being respectively positioned on the main part side, offer passage on the water-moving rib.
Wherein in one embodiment, through hole in the middle part of the main part, is offered, the through hole is to lack with least one Angle it is rectangular-shaped, the connector is fixedly installed on the main part, is matched with the shape of through holes, and is worn described logical Hole.
Wherein in one embodiment, surface of the impeller towards washing machine bottom is flat in the main part region Face, is depression cambered surface in the water-moving rib region.
A kind of washing machine, including any of the above-described described impeller coupling assembly.
Above-mentioned impeller coupling assembly, due to connector being fastened with reduction assemblies without the need for fixture, i.e., will without the need for fixture Impeller is connected with reduction assemblies, dismounting impeller when can directly plug, therefore simplify dismounting, raising disassembly efficiency, convenient use person Use.Also, as first connecting portion is more loose with the cooperation of impeller, on the one hand make first connecting portion that impeller can be driven to rotate, Ensure its bonding strength, the abrasion of first connecting portion on the other hand in operation and disassembly process, can be reduced, extend impeller and connect The service life of connected components.Second connecting portion coordinates relatively tight with impeller, makes connecting portion closely be connected with reduction assemblies, further really Impeller will not fly out in use to protect impeller coupling assembly.
Description of the drawings
Structural representations of the Fig. 1 for the impeller coupling assembly of one preferred embodiment of the utility model;
Fig. 2 is the structural representation of impeller in impeller coupling assembly shown in Fig. 1.
Specific embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings State.Better embodiment of the present utility model is given in accompanying drawing.But, the utility model can be in many different forms To realize, however it is not limited to embodiments described herein.On the contrary, the purpose for providing these embodiments is made to this practicality It is more thorough comprehensive that new disclosure understands.
It should be noted that when element is referred to as " being arranged at " another element, it can directly on another element Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to To another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ", For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technology used herein and scientific terminology are led with technology of the present utility model is belonged to The implication that the technical staff in domain is generally understood that is identical.In term used in the description of the present utility model it is simply herein The purpose of description specific embodiment, it is not intended that in limiting the utility model.Term as used herein " and/or " bag Include the arbitrary and all of combination of one or more related Listed Items.
As shown in figure 1, which is the structural representation of the impeller coupling assembly 10 of one preferred embodiment of the utility model.
Impeller coupling assembly 10 includes:Impeller 100, the connector 200 being arranged on impeller 100, and it is arranged at connection Reduction assemblies 300 on part 200.
Connector 200 offers the installing hole 210 for connecting reduction assemblies 300, and installing hole 210 includes first area 211 and second area 212.In the present embodiment, first area is communicated with each other with second area.
Reduction assemblies 300 have speed-reducing clutch, and the wash shaft 310 of speed-reducing clutch wears installing hole 210, and wash shaft 310 first connecting portions 311 and second connecting portion 312 for including being sequentially connected setting.Wherein, first connecting portion 311 and the firstth area Domain 211 matches, and wears first area 211, for transmitting the torque for driving impeller 100 to rotate;For example, first connecting portion 311 free ends for being located at wash shaft 310, are matched with first area 211, and which wears first area 211 and second area 212, And it is located in first area 211;Second connecting portion 312 is matched with second area 212, and wears second area 212, is used for Positioning link 200.Also, the cooperation tight ness rating between first area 211 and first connecting portion 311 is less than second area 212 With the cooperation tight ness rating between second connecting portion 312.
It is also understood that first area 211 is connected with first connecting portion 311, second area 212 is connected with second Portion 312 is connected, so that reduction assemblies 300 are connected with connector 200.And compare first area 211 to be connected with first Cooperation between portion 311, the cooperation between second area 212 and second connecting portion 312 are tighter, for example, when coordinating for gap, Fit tolerance between second area 212 and second connecting portion 312 is less.And for example, first connecting portion is had with second connecting portion There are cylindrical structure, and the diameter of the cylindrical structure of first connecting portion less than the diameter of the cylindrical structure of second connecting portion.
Further, in the present embodiment, first connecting portion 311 is located at the free end area of wash shaft 310, second connecting portion 312 are arranged adjacent to speed-reducing clutch.In other embodiment, second connecting portion 312 can also be located at the free end region of wash shaft 310 Domain, now, first connecting portion 311 is arranged adjacent to speed-reducing clutch.The free end area of above-mentioned wash shaft 310 refers to wash shaft 310 end (top), 311/ second connecting portion 312 of first connecting portion are arranged on the region, to facilitate impeller 100 and connect Fitting 200 is directly transferred to from wash shaft 310, departs from wash shaft 310.
In the present embodiment, connector 200 is fixedly connected with impeller 100, for example, connected by threaded fastener, or each other Clamping etc..In other embodiment, connector 200 directly can also be embedded on impeller 100, or connector 200 and impeller 100 It is integrally formed.And for example, it is also possible to omit connector 200, now, installing hole 210 is arranged on impeller 100.
During using above-mentioned impeller coupling assembly 10, first connector 200 is fixed with impeller 100, the impeller 100 of order connection afterwards Connector 200 be sheathed on the wash shaft 310 of reduction assemblies 300.Specifically, 311 order of first connecting portion wears second area 212 and first area 211, until first connecting portion 311 is placed in first area 211, now, second connecting portion 312 is housed In second area 212.If desired impeller 100 is separated with reduction assemblies 300, the connection being directly arranged on impeller 100 Part 200 is extracted from the wash shaft 310 of reduction assemblies 300.
In above-mentioned impeller coupling assembly 10, axial limiting part between connector 200 and reduction assemblies 300, is not provided with, even Fitting 200 can be in axial direction moved freely relative to reduction assemblies 300.Due to without the need for fixture is by connector 200 and slows down Component 300 is fastened, i.e., be connected impeller 100 with reduction assemblies 300 without the need for fixture, dismounting impeller 100 when can directly plug, because This simplifies dismounting, improves disassembly efficiency, user-friendly.Also, first connecting portion 311 passes through tooth with first area 211 The mode of wheel engagement connects, and when wash shaft 310 is rotated, Jing first connecting portions 311 drive impeller with the cooperation of first area 211 100 rotate.As first connecting portion 311 is more loose with the cooperation of first area 211, on the one hand make the first connecting portion 311 being capable of band Dynamic impeller 100 is rotated, it is ensured that its bonding strength, and on the other hand in operation and disassembly process, easy disassembly can reduce The abrasion of one connecting portion 311, extends the service life of impeller coupling assembly 10.Second area 212 is arranged second connecting portion 312 On, so as to the position of positioning link 200, and facilitate to be driven between first connecting portion 311 and first area 211 and match somebody with somebody Close.In the present embodiment, second area 212 coordinates tighter with second connecting portion 312 so that the radial motion of connector 200 is received Limit, locating effect are preferable, and the axially-movable of connector 200 is then unrestricted.
In the present embodiment, first connecting portion 311 is spline shaft structure, and second connecting portion 312 is plain shaft structure, now, the One region 211 with the depression matched with spline shaft structure, also can be regarded as first area 211 with spline shaft structure phase The sunk structure of matching, second area 212 are light pore structure.Also, first connecting portion 311 is connected with first area 211, second Portion 312 is gap cooperation with second area 212.Specifically, first connecting portion 311 with the fit tolerance of first area 211 is 0.1mm~0.25mm, second connecting portion 312 are 0.02mm~0.1mm with the fit tolerance of second area 212.For example, first connects The fit tolerance of socket part 311 and first area 211 is 0.15mm, and second connecting portion 312 with the fit tolerance of second area 212 is 0.04mm, so, can either proof strength, and easy disassembly, so as to dismount during impeller can directly plug, be hardly damaged during dismounting Impeller, does not interfere with service life yet.
In other embodiment, it is also possible to which first area 211 is coordinated for gap with first connecting portion 311, second connecting portion 312 It is interference fits with second area 212, to strengthen the bonding strength of connector 200 and reduction assemblies 300.
Further, 0.7~1.3 times for 311 length of first connecting portion of the length of second connecting portion 312, with further Ensure the bonding strength of connector 200 and reduction assemblies 300.For example, second connecting portion 312 and 311 length phase of first connecting portion Together;And for example, 1.1 times for 311 length of first connecting portion of the length of second connecting portion 312.
Additionally, according to actual conditions, be additionally provided with lid 500 on connector 200, and lid 500 covers wash shaft 310, When wash shaft 310 wears connector 200, wash shaft 310 can be avoided from hooking clothing.
It should be noted that the density of impeller 100 is more than 1.0g/cm3.It is also understood that making 100 material of impeller Averag density more than water density, to avoid during washing machine water filling, impeller 100 by buoyancy of water affected and along wash shaft 310 Float, depart from reduction assemblies 300, it is ensured that impeller 100 is reliably connected with reduction assemblies 300.For example, impeller 100 is stainless steel Material is made.
Fig. 2 is seen also, which is the structural representation of impeller 100 in impeller coupling assembly shown in Fig. 1 10.
What impeller 100 was formed in one wait wall thickness impeller 100, i.e. impeller 100 is formed in one structure, the basic phase of wall thickness Together.In the present embodiment, impeller 100 is punch forming, and the thickness of impeller 100 is 1mm.In other embodiment, impeller 100 also may be used Think injection mo(u)lding.Additionally, according to actual conditions, the wall thickness of impeller 100 can also be 0.5~2.5mm.In such manner, it is possible to avoid Impeller 100 during high-speed rotation, by larger power upwards, causes to separate with reduction assemblies 300.
Further, impeller 100 has main part 110 and some water-moving ribs 120 for being respectively positioned on 110 side of main part. So, when impeller 100 is rotated in water, water applies external force to the water-moving rib 120 of impeller 100, so as to make impeller 100 with to The trend of lower movement, i.e., towards the trend of washing machine bottom, and then be further ensured that the stability when in use of impeller 100.
Specifically, surface of the impeller 100 towards washing machine bottom, is planar structure in 110 region of main part, dials in correspondence The region of water muscle 120 is the depression cambered surface towards 120 side of water-moving rib.If it should be noted that 100 bottom of impeller needs are special Surface, reinforcement for example outwardly etc. then should ensure that impeller 100 in washing machine in the running, is washed Power of the water in clothing machine to the impeller 100 upwards power and impeller 100 self gravitation sum downward to impeller 100 less than water.
So, stability of the impeller 100 when high speed rotates is further ensured that, makes which not separate with reduction assemblies 300.
Further, the middle part of main part 110 offers through hole 111 and some screwed holes 112, through hole 111 be with At least a unfilled corner is rectangular-shaped.Wherein, connector 200 is fixedly installed on main part 110, and 111 mating shapes of through hole, and Through hole 111 is worn, connector 200 is positioned with facilitating, threaded fastener order wears connector 200 and screwed hole 112, with even Connect main part 110 and connector 200.In other embodiment, it is also possible to omit threaded fastener, connector 200 is blocked with impeller 100 Fixation is connect, or is bolted fixed etc..
It should be noted that in the present embodiment, the periphery of main part 110 opens up some water falling holes 113, makes in washing machine Water can circulate between the top surface of main part 110 and bottom surface, make the water in clothing machine pass through the water falling hole 113 of main part 110 The discharge outlet of washing machine is flowed to, so as to the water by washing machine internal is discharged.
In the present embodiment, passage 121 on water-moving rib 120, is further offered, specifically, can be in each water-moving rib An at least passage 121 is respectively provided with 120, and passage 121 is respectively positioned on water-moving rib 120 relative to the most prominent area of main part 110 Domain.In such manner, it is possible to avoid 120 region air accumulation of water-moving rib, and then the stability that impeller 100 is rotated is improved, make which not take off Fall.
Further, water-moving rib 120 has different specifications, and the shape that is centrosymmetric is arranged on main part 110, so that Impeller 100 is except 111 outer Central Symmetry of through hole.I.e. water falling hole 113, passage 121 are in center both with respect to the center of main part 110 It is symmetrical.In the present embodiment, water-moving rib 120 includes five big muscle and five little muscle.
And for example, a kind of washing machine, which includes above-mentioned impeller coupling assembly 10.
Each technical characteristic of embodiment described above arbitrarily can be combined, for making description succinct, not to above-mentioned reality Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more concrete and detailed, But therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the common skill of this area For art personnel, without departing from the concept of the premise utility, some deformations and improvement can also be made, these belong to Protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be defined by claims.

Claims (10)

1. a kind of impeller coupling assembly, it is characterised in that include:Impeller, the connector being arranged on the impeller, and arrange Reduction assemblies on the connector,
The connector offers the installing hole for connecting the reduction assemblies, and the installing hole includes first area and second Region;
The wash shaft that the reduction assemblies have speed-reducing clutch, the speed-reducing clutch wears the installing hole, and described washes Wash axle and there is the first connecting portion and second connecting portion for being sequentially connected setting, the first connecting portion and the first area phase Match somebody with somebody, and wear the first area, the second connecting portion is matched with the second area, and wear the second area, Cooperation tight ness rating between the first area and the first connecting portion is less than the second area and the second connecting portion Between cooperation tight ness rating.
2. impeller coupling assembly according to claim 1, it is characterised in that the first connecting portion is spline shaft structure.
3. impeller coupling assembly according to claim 1, it is characterised in that the second connecting portion is plain shaft structure.
4. impeller coupling assembly according to claim 1, it is characterised in that the first connecting portion and firstth area Domain, the second connecting portion are gap cooperation with the second area.
5. impeller coupling assembly according to claim 3, it is characterised in that the first connecting portion and the first area Fit tolerance be 0.1mm~0.25mm, the fit tolerance of the second connecting portion and the second area be 0.02mm~ 0.1mm。
6. impeller coupling assembly according to claim 1, it is characterised in that the length of the second connecting portion is described the 0.7~1.3 times of one connecting portion length.
7. impeller coupling assembly according to claim 1, it is characterised in that what the impeller was formed in one waits wall thickness ripple Wheel, and the impeller has main part and some water-moving ribs for being respectively positioned on the main part side, opens up on the water-moving rib There is passage.
8. impeller coupling assembly according to claim 7, it is characterised in that offer through hole in the middle part of the main part, The through hole is that the connector is fixedly installed on the main part with the rectangular-shaped of an at least unfilled corner, with the through hole Mating shapes, and wear the through hole.
9. impeller coupling assembly according to claim 7, it is characterised in that table of the impeller towards washing machine bottom Face, is plane in the main part region, is depression cambered surface in the water-moving rib region.
10. a kind of washing machine, it is characterised in that including the impeller coupling assembly described in any one of claim 1 to 9.
CN201620680278.2U 2016-06-29 2016-06-29 Impeller coupling assembling and applied this impeller coupling assembling's washing machine Active CN206034105U (en)

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Application Number Priority Date Filing Date Title
CN201620680278.2U CN206034105U (en) 2016-06-29 2016-06-29 Impeller coupling assembling and applied this impeller coupling assembling's washing machine

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Application Number Priority Date Filing Date Title
CN201620680278.2U CN206034105U (en) 2016-06-29 2016-06-29 Impeller coupling assembling and applied this impeller coupling assembling's washing machine

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105887407A (en) * 2016-06-29 2016-08-24 Tcl家用电器(合肥)有限公司 Impeller connecting assembly and washing machine applying impeller connecting assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105887407A (en) * 2016-06-29 2016-08-24 Tcl家用电器(合肥)有限公司 Impeller connecting assembly and washing machine applying impeller connecting assembly

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