CN102978872A - Washing machine - Google Patents

Washing machine Download PDF

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Publication number
CN102978872A
CN102978872A CN2012103264746A CN201210326474A CN102978872A CN 102978872 A CN102978872 A CN 102978872A CN 2012103264746 A CN2012103264746 A CN 2012103264746A CN 201210326474 A CN201210326474 A CN 201210326474A CN 102978872 A CN102978872 A CN 102978872A
Authority
CN
China
Prior art keywords
washing machine
water seal
fixed
unit
supporting member
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.)
Pending
Application number
CN2012103264746A
Other languages
Chinese (zh)
Inventor
河洪吉
李锡镇
李东瑀
金浩宁
郑宽洙
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CN102978872A publication Critical patent/CN102978872A/en
Pending legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F23/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry 
    • D06F23/04—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry  and rotating or oscillating about a vertical axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/02—Rotary receptacles, e.g. drums
    • D06F37/12—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a vertical axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
    • D06F37/24—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations in machines with a receptacle rotating or oscillating about a vertical axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30—Driving arrangements 
    • D06F37/304—Arrangements or adaptations of electric motors
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30—Driving arrangements 
    • D06F37/40—Driving arrangements  for driving the receptacle and an agitator or impeller, e.g. alternatively
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/12—Casings; Tubs
    • D06F39/125—Supporting arrangements for the casing, e.g. rollers or legs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

A washing machine capable of protecting a water seal to prevent foreign substance from being stuck or accumulated inside the water seal, so that the water seal is prevented from being worn out. The washing machine includes a tub configured to accommodate wash water, a rotary tub rotatably installed inside the tub, a pulsator rotatably disposed inside the rotary tub, a driving shaft connected to the rotary tub and the pulsator, a support member installed on the driving shaft, a water seal installed between the driving shaft and the tub, and a protection member provided between the support member and the water seal to prevent foreign substance from being introduced into the water seal.

Description

Washing machine
Technical field
Embodiment of the present disclosure relates to a kind of washing machine with the protection member that is constructed to protect water seal.
Background technology
Washing machine is a kind of equipment that is constructed to utilize the electric power washing clothes.Usually, washing machine comprises: be constructed to store washings bucket, be rotatably installed in the inner rotating cylinder of bucket, be rotatably installed in the impeller on the bottom of rotating cylinder and the power transmission device that is constructed to power optionally is delivered to rotating cylinder or impeller.
As the example of this power transmission device, a kind of clutch apparatus is disclosed in the 10-2002-0004043 korean patent application.According to this clutch apparatus, transmission of power by the motor that will receive by pulley is to pulley spindle, thereby the rotating speed of motor is reduced by reduction gearing, then by with described transmission of power to wash shaft, carry out washing operation thereby be connected to overturn about the impeller of wash shaft.
The clutch apparatus upside is provided with rotation basket and water seal, rotation basket stop sleeve, and water seal prevents that washings are introduced in clutch apparatus when being used for sealing.
Yet the foreign matter that produces in the washing operation in rotating cylinder and moisture are introduced in the water seal and destroy sealing.In addition, moisture is penetrated in the bearing, makes bearing rust, and produces noise in the rotary dehydration operating process.
Summary of the invention
Therefore, one side of the present disclosure provides that a kind of can to prevent that foreign matter is stuck in water seal by the protection water seal inner or accumulate in the washing machine of water seal inside.
Thereby another aspect of the present disclosure provides a kind of water seal that can protect the upside that is positioned at clutch to prevent the washing machine of the damage of water seal and bearing.
Other aspects of the present disclosure are partly described in the following description section, and part will be clear from the description, and maybe can know by implementing the disclosure.
According to one side of the present disclosure, described washing machine comprises bucket, rotating cylinder, impeller, driving shaft, supporting member, water seal and protection member.Bucket is constructed to hold washings.It is inner that rotating cylinder is rotatably installed in bucket.Impeller can be rotatably set in the inside of rotating cylinder.Driving shaft is connected to rotating cylinder and impeller.Supporting member is installed on the driving shaft.Water seal is installed between driving shaft and the bucket.The protection member is arranged between supporting member and the water seal, is introduced in the water seal to prevent foreign matter.
The protection member is installed into so that protect the periphery of member to contact with the outer periphery of water seal.
The protection member comprises fixed cell, cap unit and support unit.Fixed cell is provided with the hollow unit that allows driving shaft to pass in the central.Cap unit stretches out from fixed cell.Support unit is formed on the end of cap unit.
Fixed cell comprises fixed projection, supporting projections and holddown groove.Fixed projection projects upwards from the inner peripheral of the upper surface of fixed cell, so that fixed cell is fixed to supporting member.Supporting projections projects upwards from the outer periphery of the upper surface of fixed cell, with the side of supported member.Holddown groove forms and allows the lower surface of supporting member to be fixed between fixed projection and the supporting projections.
Supporting member comprises the mounting groove corresponding with fixed projection, so that fixed projection is fixed to mounting groove.
Supporting member comprises packing ring.
Cap unit outwards forms from fixed cell in downward-sloping, is introduced in the water seal that is arranged on the cap unit downside to prevent foreign matter.
Cap unit is arranged to the form of annular.
Driving shaft comprises the rotating shaft that is connected to impeller and the connector that is connected to rotating cylinder, and wherein, the protection member rotates by the supporting member that rotates together along with the rotation of connector.
The protection member also comprises the ribs that is constructed to the intensity of more protection member in the rotary course of protection member.
Washing machine also comprises the first linkage unit that is constructed to fixed cell is connected to cap unit.Ribs is formed on the downside of the first linkage unit.
Ribs is around the rotating shaft setting.
Washing machine also comprises the second linkage unit that is configured to cap unit is connected to support unit, and the second linkage unit also comprises the extension apparatus that extends from the side end of support unit.
Water seal comprises: interior side rib, with the rotating shaft close contact in supporting rotating shaft; Outer ribs, barrel support when being barrel close contact; Connection rib is formed between interior side rib and the outer ribs; The first mounting groove is formed between interior side rib and the connection rib; The second mounting groove is formed between connection rib and the outer ribs.Protruding rib projects upwards from the upper end of outer ribs, is introduced in the water seal to prevent foreign matter.The outer surface of protruding rib tilts, so that foreign matter outwards slides.
The edge of the upper surface of water seal comprises the flat surfaces corresponding with support unit, and an end of described flat surfaces is connected to protruding rib.
Cap unit is arranged between supporting member and the protruding rib.
The downside of support unit is provided with at least one contact protrusion, to increase the contacting efficiency relevant with described flat surfaces.
The protection member comprises rubber.
The protection member forms with supporting member by inserting injection moulding.
According to another aspect of the present disclosure, washing machine comprises rotating cylinder, impeller, driving shaft, housing, water seal and protection member.Impeller can be rotatably set in the inside of rotating cylinder.Driving shaft is connected to rotating cylinder and impeller.Housing within it side is combined with bearing, and described bearing is supporting driving shaft rotatably.Water seal is installed in the upside of housing, with the inside of seal casinghousing.The protection member is arranged to protect the periphery of member to contact with the outer periphery of water seal, is introduced in the water seal to prevent foreign matter.
The protection member comprises fixed cell, cap unit and support unit.Fixed cell allows driving shaft to pass therethrough.Cap unit stretches out from fixed cell with annular shape, and support unit is formed on the end of cap unit.
Washing machine also comprises the supporting member that is installed on the driving shaft, to support the basal surface of rotating cylinder.The protection member is fixed to supporting member.
Fixed cell comprises hollow space, fixed projection, supporting projections and holddown groove.Hollow space is formed on the central authorities of fixed cell.Fixed projection projects upwards from the periphery that forms hollow space.Supporting projections projects upwards, with the side of supported member.Holddown groove forms and allows the lower surface of supporting member to be supported between fixed projection and the supporting projections.Supporting member is formed with the mounting groove corresponding with fixed projection, so that fixed projection is attached to mounting groove.
Cap unit outwards forms from fixed cell in downward-sloping, is introduced in the water seal that is arranged on the cap unit downside to prevent foreign matter.Cap unit is arranged between the upside of the outboard end of supporting member and water seal.
The protection member rotates by the supporting member that rotates together along with the rotation of driving shaft.Supporting member comprises the ribs that is constructed to the intensity of more protection member in the rotary course of protection member.
Ribs basal surface from fixed cell when the periphery along rotating shaft forms extends vertically.
The protection member comprises rubber and forms with supporting member by inserting injection moulding.
According to the disclosure, the water seal of automatic washing machine is protected, thereby prevents foreign matter in water seal inside or accumulate in water seal inside, thereby prevents that water seal is damaged.
In addition because water seal can not be damaged, so washings can not be introduced in the bearing of clutch, thereby prevent that bearing is damaged and improved the durability of product.
Description of drawings
By below in conjunction with the description of accompanying drawing to embodiment, these and/or other aspect of the present disclosure will become obviously and be more readily understood, in the accompanying drawings:
Fig. 1 is the sectional view that schematically shows according to the washing machine of disclosure embodiment.
Fig. 2 is the zoomed-in view of Fig. 1 " A " part.
Fig. 3 shows the decomposition diagram according to the assembled state of the water seal of the washing machine of disclosure embodiment and protection member.
Fig. 4 shows the fragmentary, perspective view according to the protection member of disclosure embodiment.
Fig. 5 shows the amplification sectional view according to the assembled state of the protection member of disclosure embodiment.
Fig. 6 shows the sectional view according to the assembled state of the protection member of the washing machine of another embodiment of the disclosure and supporting member.
Fig. 7 shows the sectional view according to the assembled state of the protection member of the washing machine of another embodiment of the disclosure and water seal.
Fig. 8 shows the sectional view according to the assembled state of the protection member of the washing machine of another embodiment of the disclosure and water seal.
The specific embodiment
To describe embodiment of the present disclosure in detail now, the example of disclosure embodiment is shown in the drawings, and wherein, identical label is indicated identical element all the time.
See figures.1.and.2, washing machine 1 comprises: bucket 11 is installed in the inside of main body 10; Rotating cylinder 12 is rotatably installed in bucket 11 inside; Impeller 13 is rotatably installed in the inside of rotating cylinder 12 and is positioned at the downside of rotating cylinder 12.
Bucket 11 is supported on the inside of main body 10 by a plurality of suspensions 18 on the upside that is suspended on main body 10.
Supply equipment 14 is installed in bucket 11 upside, with to bucket 11 supplying washing water.Drainage equipment 15 is installed in the downside of bucket 11, washings are discharged into the outside of bucket 11.
In addition, drive motors 19 and driver element are installed in the downside of bucket 11, to drive impeller 13 and rotating cylinder 12.Driver element is constructed to the revolving force of drive motors 19 optionally is delivered to impeller and rotating cylinder 12.Drive motors 19 is connected to driver element by motor pulley 16a, clutch pulley 16b and belt 17.
With reference to Fig. 2, driver element comprises: driving shaft 21, pass bucket 11; Framework 24 comprises being set to vertically support connecting piece 26 so that the first framework 24a that connector 26 can rotate and the second framework 24b; Clutch 50 is configured to control the transmission of power between driving shaft 21 and the connector 26.
Driving shaft 21 comprises rotating shaft 21a, Shaft 21b and connector 26, and connector 26 has the hollow space in the outside that is attached to rotating shaft 21a.The upper end of upper rotating shaft 21a is connected to the impeller 13 that is arranged in rotating cylinder 12 inside.The lower end of Shaft 21b is attached to the clutch pulley 16b that is connected to drive motors 19 by belt 17.Connector 26 is attached to the outside of rotating shaft 21a when being connected to rotating cylinder 12 and impeller 13.
The revolving force of drive motors 19 is directly delivered to impeller 13 by upper rotating shaft 21a.
Connector 26 passes bucket 11, and the upper end of connector 26 is connected to rotating cylinder 12 simultaneously, and the lower end of connector 26 extends to clutch 50.The upside of connector 26 is provided with fitting recess 26a (seeing Fig. 3), and supporting member 25 is installed among the described fitting recess 26a, to support rotating cylinder 12.
Supporting member 25 comprises packing ring, to support rotating cylinder 12.
Connector 26 is rotatably supported at the inner surface place by the outer surface of upper rotating shaft 21a by a plurality of oilless bearings 22, and is rotatably supported in outer surface by the first framework 24a and 24b by a plurality of bearing 23a and 23b.
The first framework 24a and the second framework 24b form the shell of clutch 50.The first framework 24a expectation is supported by the lower surface of bucket 11.
At the upside of the clutch pulley 16b of clutch 50, the Shaft 21b and the upper rotating shaft 21a that receive from the power of clutch pulley 16b are connected to each other by framework 24.
In addition, connector 26 and gear-box 52 are installed in the outside of rotating shaft 21a and Shaft 21b.Powershift unit (not shown) and clutch spring 55 are arranged on the periphery of gear-box 52, optionally are delivered to upper rotating shaft 21a and Shaft 21b and connector 26 with the power with drive motors 19.
Lower ball bearing 23b is arranged on the inside of the second framework 24b, and upper ball bearing 23a is arranged on the inside of the first framework 24a.Lower ball bearing 23b is constructed to support in the rotation of rotating shaft 21a and Shaft 21b and connector 26 on supporting and the vibration load of Shaft 21b.Upper ball bearing 23a is constructed to support rotating shaft 21a and connector 26.
Washing operation and the rotary dehydration operation of the washing machine with above-mentioned structure are described hereinafter.
In washing operation, when power is applied to drive motors 19, drive motors 19 rotations.The revolving force of drive motors 19 is delivered to Shaft 21b through motor pulley 16a and clutch pulley 16b.The powershift unit of clutch 50 promotes clutch spring 55 along the predetermined direction of the diameter increase of clutch spring 55.Clutch spring 55 keeps the state that separates with connector 26.
Therefore, the revolving force of drive motors 19 only is delivered to rotating shaft 21a, is fixed to the to the left and right alternately rotation of impeller 13 of rotating shaft 21a, with the generation current, thereby carries out washing operation.
In the rotary dehydration operating process, clutch spring 55 diameters reduce, to clamp forcefully Shaft 21b and connector 26.Therefore, upper rotating shaft 21a and connector 26 be according to the revolving force of drive motors 19 and as an integral-rotation, rotating cylinder 12 and impeller 13 rotate together, thereby carry out the rotary dehydration operation.
In this process, upper rotating shaft 21a and connector 26 are prevented from rotating brokenly, and ball bearing 23a and lower ball bearing 23b support on place, end quilt simultaneously.
Water seal 30 is arranged on the upside of ball bearing 23a and is positioned at the part place of being passed by connector 26 of bucket 11, leaks with the washings that prevent from being contained in the bucket 11.
Water seal 30 comprises interior side rib 32, outer ribs 31, connection rib 33 and core 37.Wherein, the first mounting groove 38a is formed between interior side rib 32 and the connection rib 33; The second mounting groove 38b is formed between connection rib 33 and the outer ribs 31.Interior side rib 32 and connector 26 close contacts leak to prevent water.Outer ribs 31 is installed on the bucket 11, leaks to prevent water.Connection rib 33 is connected to outer ribs 31 with interior side rib 32.The upper end of the first framework 24a is installed among the second mounting groove 38b.
Core 37 can make water seal 30 be pressed onto the upper end of connector 26, thus water seal 30 by firmly in conjunction with and between connector 26 and the bucket 11 separately.
Protruding rib 34 upwards forms from the upper end of outer ribs 31, is introduced in the inside of water seal 30 to prevent foreign matter.The inner surface of protruding rib 34 forms vertically, and the outer surface of protruding rib 34 tilts, so that foreign matter slides into the outside.
In addition, the edge of the upper surface of water seal 30 comprises flat surfaces 35, with the support unit 43 (will describe after a while) of an overfill protection member 40.
Water seal 30 with above-mentioned structure is installed on the bucket 11, thereby in washing operation, prevents that the water that is contained in the bucket 11 from leaking into the outside.In addition, connector 26 is surrounded in water seal 30, thereby prevents that the water that is contained in the bucket 11 from leaking into ball bearing 23a.
Helical spring 36 is installed on the upper end of interior side rib 32 and in the bottom each, so that water seal 30 and connector 26 close contacts.
Residual residue is crossed water seal 30 and is introduced in the situation of inside of water seal 30 after washing operation, and water seal 30 can damage, and the washings of introducing owing to described damage can be penetrated into upper ball bearing 23a.Therefore, clutch 50 and upper ball bearing 23a can get rusty.
According to embodiment of the present disclosure, protection member 40 is set with protection water seal 30, thereby prevents that this foreign matter is stuck in the water seal 30 or accumulates in the water seal 30.
, be arranged on the upside of water seal 30 and be constructed to support between the supporting member 25 of rotating cylinder 12 for the protection of the protection member 40 according to the water seal 30 of the automatic washing machine 1 of embodiment of the present disclosure to Fig. 5 with reference to Fig. 3.
Protection member 40 is set to have the size corresponding with the radius of water seal 30, is stuck in the water seal 30 or accumulates in the water seal 30 to prevent foreign matter.40 expectations of protection member are installed into so that protect the periphery of member 40 to contact with the outer periphery of water seal 30.
Protection member 40 comprises fixed cell 41, cap unit 42, support unit 43 and ribs 44.
Fixed cell 41 is arranged on the middle part of the upper surface of protection member 40.Fixed cell 41 comprises hollow space 45, fixed projection 41a, supporting projections 41b and holddown groove 41c.Hollow space 45 allows driving shaft 21 and connector 26 to pass therethrough.Fixed projection 41a from form hollow space 45 around to upper process.Supporting projections 41b when separating with fixed projection 41a to upper process.Holddown groove 41c forms and allows the lower surface of supporting member 25 to be supported between fixed projection 41a and the supporting projections 41b.
Mounting groove 25a is formed on the lower surface of supporting member 25, so that the fixed projection 41a of fixed cell 41 is fixed to mounting groove 25a.
The bottom of the outer surface of the supporting projections 41b supported member 25 of fixed cell 41, thus guarantee supporting member 25 and the stationary state of protection between the member 40.
Cap unit 42 outwards forms from fixed cell 41 with annular shape.Cap unit 42 outwards forms from fixed cell 41 in downward-sloping from fixed cell 41, is introduced in the water seal 30 of the downside that is arranged on cap unit 42 to prevent foreign matter.
The first linkage unit 47 of the periphery of fixed cell 41 by being arranged on fixed cell 41 is connected to cap unit 42.
Support unit 43 be formed on cap unit 42 the lower end around on, with corresponding with protruding rib 34 and the flat surfaces 35 of water seal 30.
Support unit 43 by be arranged on the lower end of covering member 42 around on the second linkage unit 49 be connected to cap unit 42.
The second linkage unit 49 comprises the extension apparatus 48 that extends predetermined thickness (L) from the side end of support unit 43.
Support unit 43 thickness (t) are greatly comparatively desirable than the thickness (t1) of cap unit 42.
The lower surface of support unit 43 is corresponding with the flat surfaces 35 of water seal 30.The side of support unit 43, that is, the side of extension apparatus 48, corresponding with the inner surface of the protruding rib 34 of water seal 30.
Protection member 40 rotates by the supporting member 25 that rotates along with the rotation of connector 26.At this moment, the protruding rib 34 of water seal 30 prevents from protecting the support unit 43 of member 40 and supporting member 25 partly to separate.
Protection member 40 comprises the ribs 44 that is constructed to more protection member 40 intensity in rotary course.
Ribs 44 extends vertically from the bottom of the first linkage unit 47.Ribs 44 can be set to a plurality of ribs.
In the superincumbent description, protection member 40 is combined into so that protect the part of the upper end face of member 40 to be inserted among the installation groove 25a of supporting member 25.Yet with reference to Fig. 6, protection member 40 can form by inserting injection moulding and supporting member 25.
Supporting member 25 comprises the mounting groove extension apparatus 25b that the mounting groove 25a from the lower surface that is formed on supporting member 25 extends.
The fixed cell 41 of protection member 40 has the fixed projection extension apparatus 41d corresponding with mounting groove extension apparatus 25b.
Therefore, mounting groove extension apparatus 25b and fixed projection extension apparatus 41d can strengthen the reliable connection between supporting member 25 and the protection member 40.
40 expectations of protection member comprise rubber.
With reference to Fig. 7 and Fig. 8; according to another embodiment of the present disclosure; protection member 40 can comprise the contact protrusion (represented by label 43a among Fig. 7, represented by label 43b) on the basal surface that is arranged on support unit 43 in Fig. 8, to improve the sealing property between protection member 40 and the water seal 30.Contact protrusion can be arranged to various shapes.
Contact protrusion can be arranged to inverted triangle or circular form.
In this way, the contacting efficiency of support unit 45 strengthens, thereby prevents that washings and foreign matter are introduced in the inside of water seal 30.
Although illustrated and described embodiment more of the present disclosure, but what those skilled in the art should understand that is, in the situation that does not break away from the principle of the present disclosure that limited its scope by claim and equivalent thereof and spirit, can change these embodiments.

Claims (15)

1. washing machine, described washing machine comprises:
Bucket is constructed to hold washings;
Rotating cylinder, it is inner to be rotatably installed in bucket;
Impeller can be rotatably set in the inside of rotating cylinder;
Driving shaft is connected to rotating cylinder and impeller;
Supporting member is installed on the driving shaft;
Water seal is installed between driving shaft and the bucket;
The protection member is arranged between supporting member and the water seal, is introduced in the water seal to prevent foreign matter.
2. washing machine as claimed in claim 1 wherein, protects member to be installed into so that protect the periphery of member to contact with the outer periphery of water seal.
3. washing machine as claimed in claim 1, wherein, the protection member comprises:
Fixed cell is provided with the hollow unit that allows driving shaft to pass in fixed cell central authorities;
Cap unit stretches out from fixed cell;
Support unit is formed on the end of cap unit.
4. washing machine as claimed in claim 3, wherein, fixed cell comprises:
Fixed projection, fixed projection projects upwards from the inner peripheral of the upper surface of fixed cell, so that fixed cell is fixed to supporting member;
Supporting projections, supporting projections projects upwards from the outer periphery of the upper surface of fixed cell, with the side of supported member;
Holddown groove, the lower surface that forms the permission supporting member is fixed between fixed projection and the supporting projections.
5. washing machine as claimed in claim 3, wherein, supporting member comprises the mounting groove corresponding with fixed projection, so that fixed projection is fixed to mounting groove.
6. washing machine as claimed in claim 1, wherein, supporting member comprises packing ring.
7. washing machine as claimed in claim 3, wherein, cap unit outwards forms from fixed cell in downward-sloping, is introduced in the water seal that is arranged on the cap unit downside to prevent foreign matter.
8. washing machine as claimed in claim 3, wherein, cap unit is configured to the form of annular.
9. washing machine as claimed in claim 1, wherein, driving shaft comprises the rotating shaft that is connected to impeller and the connector that is connected to rotating cylinder, wherein, the protection member rotates by the supporting member that rotates together along with the rotation of connector.
10. washing machine as claimed in claim 3 wherein, protects member also to comprise the ribs that is constructed to the intensity of more protection member in the rotary course of protection member.
11. washing machine as claimed in claim 10, described washing machine also comprise the first linkage unit that is constructed to fixed cell is connected to cap unit, ribs is formed on the downside of the first linkage unit.
12. washing machine as claimed in claim 3, described washing machine also comprise the second linkage unit that is constructed to cap unit is connected to support unit, the second linkage unit also comprises the extension apparatus that extends from the side end of support unit.
13. washing machine as claimed in claim 3, wherein, water seal comprises: interior side rib, with the rotating shaft close contact in supporting rotating shaft; Outer ribs, with the bucket close contact in barrel support; Connection rib is formed between interior side rib and the outer ribs; The first mounting groove is formed between interior side rib and the connection rib; The second mounting groove is formed between connection rib and the outer ribs,
Wherein, protruding rib projects upwards from the upper end of outer ribs, is introduced in the water seal to prevent foreign matter, and wherein, the outer surface of protruding rib tilts, so that foreign matter slides into the outside, wherein, cap unit is arranged between supporting member and the protruding rib.
14. washing machine as claimed in claim 13, wherein, the edge of the upper surface of water seal comprises the flat surfaces corresponding with support unit, one end of described flat surfaces is connected to protruding rib, the support unit downside is provided with at least one contact protrusion, to increase the contacting efficiency relevant with described flat surfaces.
15. washing machine as claimed in claim 1, wherein, the protection member forms with supporting member by inserting injection moulding.
CN2012103264746A 2011-09-05 2012-09-05 Washing machine Pending CN102978872A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2011-0089417 2011-09-05
KR1020110089417A KR20130026061A (en) 2011-09-05 2011-09-05 Washing machine

Publications (1)

Publication Number Publication Date
CN102978872A true CN102978872A (en) 2013-03-20

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Application Number Title Priority Date Filing Date
CN2012103264746A Pending CN102978872A (en) 2011-09-05 2012-09-05 Washing machine

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Country Link
US (1) US20130055769A1 (en)
KR (1) KR20130026061A (en)
CN (1) CN102978872A (en)

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