CN103866534A

CN103866534A - Door apparatus for drum type washing machine

Info

Publication number: CN103866534A
Application number: CN201310572420.2A
Authority: CN
Inventors: 金大铉
Original assignee: Dongbu Daewoo Electronics Corp
Current assignee: WiniaDaewoo Co Ltd
Priority date: 2012-12-07
Filing date: 2013-11-15
Publication date: 2014-06-18
Also published as: US20140157676A1; EP2740835A1; KR20140073908A

Abstract

Disclosed herein is a door apparatus (200) for a drum type washing machine, including a door body (210) configured to cover an opening (13) in a cabinet (10) of the drum type washing machine; a locking apparatus (230) including a rotating shaft (231) mounted in the door body (210) and a hook (232) which protrudes towards the cabinet (10) and selectively contacts a receiving surface (15) on or in the cabinet (10); and a door handle (250) including a hook mount (251) configured to receive one end of the hook (232) and separate another end (235a) of the hook (232) from the receiving surface (15) when the door handle (250) rotates around the rotating shaft (231).

Description

For the door equipment of roller washing machine

The cross reference of related application

The application requires the priority of No. 10-2012-0141936th, the korean application of submitting in Department of Intellectual Property of Korea S on December 7th, 2012, and its full content is incorporated herein by reference.

Technical field

Exemplary embodiment of the present invention relates to the door equipment for roller washing machine, and more specifically, relates to the door equipment for roller washing machine on the front portion that is arranged on casing, and for opening and closing clothing entrance.

Background technology

Roller washing machine is a kind of equipment that can make water cleaning clothes in the driving force swing roller by from motor, and wherein washing agent, washings and clothing are added in cylinder.

Conventionally, roller washing machine comprises housing, forms outward appearance; Column barrel, in housing and be wherein added washings; Rotational circle cylindricality cylinder, in bucket, with washing clothes; Drive motors, rotating shaft on the rear portion of bucket with swing roller; And door, in the front portion of housing.

The upper forepart of housing is provided with detergent box, and storage washing agent also has washings supply pipe in its rear portion, and it receives from the water of external source and by received water extraction and supplies to detergent box.

The supply pipe on the top through the washings of detergent box by detergent box being connected to bucket enters bucket.Then water enter cylinder and the contact with clothing in bucket.

Cylinder be provided with multiple lifting jacks interior week, inwardly outstanding or extend and be separated from each other.In the time of drum rotating, when clothing and washings are upwards lifted while then falling downwards by each lifting jack, cylinder cleans by clothing is applied to physical force.

The front end of bucket and cylinder has opening, and therefore, in the time that door is opened, clothing can be placed into cylinder or be removed from cylinder by opening.In the time that door is closed, bucket and cylinder are by from outside seal, and clothing can be washed by providing with the rotation of cylinder of washings.

Used washings from laundry processes are disposed to outside by draining pump and drainpipe.

The example of correlation technique can comprise Korean Patent No. 10-0255707 (registration on February 16th, 2000: roller washing machine (Drum Type Washing Machine)).

In order to realize the slimming of door of roller washing machine, for door being fixed to the length of the lock device of casing, particularly, being mounted can be reduced or minimize as the hook part of parts of lock device.

In this case, length outstanding or that extend to hook portion is outdoors kept constant, but the length of inserting the hook portion of doorframe is reduced or shortens, and if necessary, arranges multiple for by multiple rotary parts of door handle and hook part intercommunication.

Therefore, because door handle need to be pulled back energetically or with the anglec of rotation, so the power (operation sense) that door opens and closes is lowered, or intercommunication between intercommunication and rotary part between door handle and hook part is unstable, and extremely may occur in the locking aspect of performance of door.

Summary of the invention

Embodiments of the invention relate to the door equipment for roller washing machine, comprise a body, for covering the opening of casing of roller washing machine; Lock device, is included in the rotating shaft of Men Tizhong and extends to hook to casing, contacts alternatively, detains, grabs or hook or be connected to the receiving surface of casing; And door handle, comprise hook seat, at door body in the time that rotating shaft rotates, the one end that receives hook also separates the other end of hook and receiving surface.

Door body can comprise after-frame, for being close to the opening of casing, comprises through hole, and hook passes by it; And front frame, be connected to the front portion of after-frame, comprise that the axle of the opposite end of supporting rotating shaft supports.

Through hole can have seam, square, rectangle, circle, Long Circle and/or ellipse, and for example, corresponding to the rotation width (, on after-frame) of hook.

The circumference of the through hole in after-frame can comprise outstanding lid, the side-prominent or extension to casing.

Axle supports can comprise the first support, for one end of supporting rotating shaft; And second support, separate or separate with the first support, between there is hook and/or the other end (for example, opposite end) for supporting rotating shaft.

After-frame can comprise supplemental support, supports outstanding or extends, for supporting rotating shaft together with supporting with axle to axle.

Hook can comprise that axle connects, and connects or is coupled to rotating shaft; Handle connects, and connects (or its part) extend to door handle from axle; And lock, connect (for example, another part that axle connects) from axle and extend to casing, and comprise the hook that selectively contacts receiving surface.

For example, when door handle (is pulled rearward, in a first direction) time, the handle that is connected to door handle connects and can rotate around rotating shaft in a first direction, and lock can separate or separate with receiving surface and for equidirectional (for example clockwise or counterclockwise) or with first direction contrary upper rotation of second direction (for example, left or right).

Lock or lock device can also comprise elastomeric element, flexibly hook is pressed to receiving surface, and elastomeric element can comprise one or more windings (can form by wrap wire), winding has ring, coil or spiral-shaped, for being applicable to the circumference of rotating shaft; One or more securing members, in the end of winding and for being fixed or being fastened to a body; And hook pressure piece, also flexibly hook is pressed to securing member for next-door neighbour or engagement hook.

Hook seat can comprise one or more projections or cross brace, defines the space of the one end for receiving hook; One or more external reinforcing ribs, are connected to the outer surface of projection or cross brace; And one or more inner reinforcing ribs, in the inner surface of projection or cross brace or on.

Accompanying drawing explanation

Can more know and understand above and other aspect, feature and other advantages below in conjunction with the specific descriptions of accompanying drawing, in accompanying drawing:

Fig. 1 shows according to the perspective view of the roller washing machine that comprises exemplary door equipment of one or more embodiment of the present invention;

Fig. 2 shows the schematic diagram of the pent roller washing machine of exemplary according to an embodiment of the invention door;

Fig. 3 shows the exemplary door equipment of roller washing machine according to an embodiment of the invention along the cross sectional view of the line A-A of Fig. 2;

Fig. 4 is the amplification cross sectional view of part A ' in Fig. 3;

Fig. 5 shows the cross sectional view of the line B-B along Fig. 2 of the exemplary door equipment of roller washing machine according to an embodiment of the invention;

Fig. 6 is the amplification cross sectional view of the part B ' in Fig. 5;

Fig. 7 is the decomposition diagram of the master unit from showing the part C in the Fig. 2 the exemplary door equipment of roller washing machine according to an embodiment of the invention above;

Fig. 8 is the decomposition diagram of the master unit of the part C in the Fig. 2 showing from behind in the exemplary door equipment of roller washing machine according to an embodiment of the invention;

Fig. 9 is for describing the assembled view of the assembly structure of the exemplary door equipment of roller washing machine according to an embodiment of the invention; And

Figure 10 shows the perspective view of the master unit of the exemplary door equipment of roller washing machine according to an embodiment of the invention.

The specific embodiment

Specifically describe below with reference to the accompanying drawings the various embodiment of the door equipment of roller washing machine of the present invention.In this process, the thickness of the lines shown in figure, the size of parts etc. can be exaggerated for the object of clear and convenient explanation.

In addition, by considering that function of the present invention limits term used herein, according to user or operator's custom or intention, can explain by different way.Therefore, the definition of term should the content based on whole description be explained as used herein.

Fig. 1 shows according to the perspective view of the roller washing machine that comprises exemplary door equipment of one or more embodiment of the present invention, and Fig. 2 shows the schematic diagram of the pent roller washing machine of exemplary according to an embodiment of the invention door.

Fig. 3 shows the exemplary door equipment of roller washing machine according to an embodiment of the invention along the cross sectional view of the line A-A of Fig. 2, and Fig. 4 is the amplification cross sectional view of part A ' in Fig. 3.

Fig. 5 shows the cross sectional view of the line B-B along Fig. 2 of the exemplary door equipment of roller washing machine according to an embodiment of the invention, and Fig. 6 is the amplification cross sectional view of the part B ' in Fig. 5.

Fig. 7 is the decomposition diagram of the master unit from showing the part C in the Fig. 2 the exemplary door equipment of roller washing machine according to an embodiment of the invention above, and Fig. 8 is the decomposition diagram of the master unit of the part C in the Fig. 2 showing from behind in the exemplary door equipment of roller washing machine according to an embodiment of the invention.

Fig. 9 is for describing the assembled view of the assembly structure of the exemplary door equipment of roller washing machine according to an embodiment of the invention; And Figure 10 shows the perspective view of the master unit of the exemplary door equipment of roller washing machine according to an embodiment of the invention.

Referring to figs. 1 to 3 and Fig. 5, comprise a body 210, lock device (or lock) 230 and door handle 250 for the door equipment (or door) 200 of roller washing machine according to an embodiment of the invention.

Door body 210 covers the opening 13 in casing 10.Clothing is added into by the opening 13 shown in Fig. 1.As shown in Figure 1-2, door 200 is configured to open and close opening 13 by rotation on the one or more hinges near opening 13 or joint.

Lock device 230 comprises hook 232, its can optionally hook, connect or catch in casing 10 or on receiving surface 15(see Fig. 4); And rotating shaft 231, rotatably support hook 232 being arranged in a body 210.

Door handle 250 comprises hook seat 251, is configured to one end of reception and stay hook 232.Hook seat 251 is in the front portion of lock device 230 (top of Fig. 3 and the left part of Fig. 5), and it is fixing to be rotated axle 231.

In the time that user pulls back door handle 250, door handle 250 rotates around rotating shaft 231, and hook end 235a(Fig. 4 of hook 232) in the time rotating together with being connected to the other end of hook 232 of door handle 250, separate with receiving surface 15.

With reference to figure 4,6,7 and 8, door body 210 comprises after-frame 211 and front frame 215 according to an embodiment of the invention.

After-frame 211 has formed the rear portion of door body 210, and it contacts with the surrounding of the opening 133 of casing 10.In after-frame 211, comprise through hole 212 corresponding to the position of lock device 230, hook 232 passes from through hole.

The surrounding of the through hole 212 of after-frame 211 comprises covers 214, extends or gives prominence to casing 10.

Through hole 212 can have the fracture shape corresponding to the rotation width of the hook end 235a of hook 232.Through hole 212 can have the shape (be with fillet or be not with fillet) of square or rectangular alternatively, or circle, Long Circle or oval-shaped shape.Because hook 232 is partial to one end of through hole 212, so a part for through hole 212 is always opened.

Lid 214 around through hole 2112 or around through hole 212 around, for preventing that foreign matter from flowing along the rear surface of after-frame 211, is bonded to the rear surface of after-frame 211, or prevents that analog from entering through hole 212.

When by revolving door body 210 until it when contacting casing 10 as shown in Figure 2 and hook 232 and catching on casing 10 and close opening 13, carries out laundry operations.

When lid 214 has can offset the degree of depth in the gap between after-frame 211 and casing 10 and/or width time, can be in laundry operations process, prevent foreign matter, for example water, enters with through hole 212 or receiving surface 15 through hole 212 or hole 17(adjacent, overlapping or that communicate and sees Fig. 4,7 and 8).

Front frame 215 comprises that axle supports 216, the opposite end of its supporting rotating shaft 231.Front frame 215 is connected with the front portion of after-frame 211.

With reference to figure 6,7 and 8, axle supports 216 and comprises the first support 217 and the second support 218, the opposite end of its supporting rotating shaft 231.The first support 217 and second is supported 218 and is separated from each other, and hook is arranged between it.

First supports 217 and second, and to support 218 can be protruding, can extend forward or projection, and can have box-like, and its inside can be empty, and rear side or surface can be opened.The first support 217 and second supports 218 can be on the axle identical with rotating shaft 231.

One end of rotating shaft 231 coordinates first to support 217, and the opposite end of rotating shaft 231 is supported in vertical direction and coordinates the second support 218.

Below, for convenience of explanation, the bottom of axle support 216 is known as the first support 217, and the top of axle support 216 is known as the second support 218.

With reference to figure 6,7 and 9, hook 232 supports between 218 in the first support 217 and second, and rotating shaft 231 can sequentially support 218 bottom through top, the hook 232 and second of the first support 217.

After-frame 211 comprises supplemental support 213, the upper end of supporting rotating shaft 231.Supplemental support 213 is extended to the inside of the second support 218 or is outstanding together with the second support 218.

Supplemental support portion 213 comes close to or in contact with the upper end of rotating shaft 231 and is configured to the upper end at multiple position stability supporting rotating shafts 231 together with the second support portion 218.In addition, supplemental support portion 213 comprises the suspension face of the other end that comes close to or in contact with rotating shaft 231, with restricting rotation axle 231 movement upwards.

With reference to figure 6, to Fig. 9, lock device 230 comprises rotating shaft 231, hook 232 and elastomeric element 236 according to an embodiment of the invention.

Rotating shaft 231 has formed the rotating shaft of door handle 250 and the rotating shaft of hook 22.Rotating shaft 232 in vertical direction in multiple places or position come close to or in contact with 217, the second support portions 218, the first support portion and supplemental support portion 231, and supported in vertical direction.

Hook 232 is rotatably installed on rotating shaft 231 and in the time that door 210 is closed and extends to casing 10 from door body 210.When on the end 235a of hook 232 receiving surface 15 at casing 10, lock device 230 is locked to casing 10 by hook 232.

In the time that door handle 250 is not pulled rearward, elastomeric element (or spring or coil) 236 flexibly presses to receiving surface 15 the end 235a of hook 232 is remained on receiving surface 15 as shown in Fig. 4,6 and 10 by hook 232.

With reference to figure 8 to 9, hook 232 comprises axle connection 233, handle connection 234, lock 235 and spring base 235b according to an embodiment of the invention.

Axle connects 233 and couples or be connected to rotating shaft 231, and rotating shaft 231 connects 233 through axle.Axle connection 233 can have cylindrical, and with other part similar shapes of hook 232, and the heart has cylindrical hole therein, for receiving chosen axis 231.

Handle connects 234 and to door handle 250(for example connects one end (for example, front portion) of 233, the front portion of washing machine from axle) extend, and be inserted into and in hook receiver 251 and in the time that elastomeric element is on hook seat 251, be fixed on this position.

Hook 235 comprises hook portion 235a, and it contacts with receiving surface 15 and be connected 233 rear portion from axle and extends (rear portion of for example washing machine) to casing 10.

With reference to figure 2, in the time that door handle 210 is pulled rearward to right front (first direction), door 210 is opened, and handle connect 234 together with door handle 250 around rotating shaft 231 (first direction) rotation to the right.In this case, hook 235 is in the time of its (second or opposite direction) rotation left, away from receiving surface 15.

Spring base 235b is for example, in lock one end (left side in Fig. 3 and Fig. 4) of 235, comes close to or in contact with hook pressure portion or the strut 239 of elastomeric element 236 and limits the movement of hook pressure portion 239.

Can contact spring seat 235b thereby elastomeric element 236 is assembled together hook pressure portion 239 with hook 232.Like this, the hook equipment 230 of assembling can easily and reliably be carried out its function (lastingly).

In addition, in the rotary course of hook 232, hook pressure portion 239 engagement hooks 232 and not lifting from hook 232, and can be by the stable hook 232 that is applied to from the elastic force of elastomeric element 236.

With reference to figure 4,9 and 10, elastomeric element 236 can comprise torsion spring according to an embodiment of the invention, comprises winding 237, securing member or hook 238 and hook pressure portion or strut 239.

Winding 237 can form by being wound around cable with annular or coil shape.Winding 237 coordinates around rotating shaft 231 around.

Securing member or hook 238 are outstanding or extend from one end of winding 237, and it is fixed or is mounted to the after-frame 211 of a body 210.

According to embodiments of the invention, winding 237 is in the opposite end of hook 232, and hook pressure portion 239 connects a pair of winding 237.The end of each winding 237 comprises securing member 238.

Hook pressure portion 239 is on the position corresponding to hook 232, to come close to or in contact with the spring base 235b of lock 235 or hook 232.

With reference to figure 4 and Figure 10, hook pressure portion 239 extends in the direction contrary with securing member 238 bearing of trends, to have the shape through securing member 238.

The end of each securing member 238 is on the receiving surface 15 of casing 10 and near rotating shaft 231.The end of hook pressure portion 239 comes close to or in contact with hook 232 with respect to rotating shaft 231 at the opposite side of securing member 238, so that hook 232 is for example flexibly pressed to securing member 238(, forces hook portion 235a towards receiving surface 15).

Even when door handle 250 is pulled rearward, hook 232 and receiving surface 15 are separated, when the pressure of sliding door handle is while being released, hook is promptly by elastomeric element 236 rotations (fasten or the door is closed) position of getting back to that it is original, and contacts receiving surface 15.

With reference to figure 9, door handle 250 comprises that hook seat 251, chain connection 255 are connected 256 with auxiliary according to an embodiment of the invention.

Hook seat 251 comprises groove or opening, and the handle of hook 232 connects 234 and puts into wherein.Hook seat 251 from the rear portion of door handle 250 or surface to hook 232 or casing 10 projections or extension.

Chain connection 255 is to hook 232 or casing 10 projections or extend also supporting rotating shaft 231.In one embodiment, the pars intermedia of the each supporting rotating shaft 231 in a pair of chain connection 255 (for example, at the opposite side of hook 232), and elastomeric element 236(is, the upper and lower of hook 232 and elastomeric element 236).According to embodiments of the invention, rotating shaft 231 is through circle or elliptical openings in chain connection 255.

Auxiliary connect 256 outstanding or extend to rotating shaft 231 on the position separating with chain connection portion 255.Auxiliary connection 256 is connected to end the rotary support rotating shaft 231 of rotating shaft 231.According to embodiments of the invention, rotating shaft 231 is through circle or elliptical openings in auxiliary connecting portion 256.

A part for auxiliary connection 256 can support 217 by inserting first through the anterior or surface of the first support 217.The part of inserting the first support 217 receives the lower end of the rotating shaft 231 in the first support portion 217.

Door handle 250 can be connected at multiple position stabilities middle part and the end of rotating shaft 231, comprises that chain connection 255 is connected 256 with auxiliary.

With reference to figure 9, hook seat 251 comprises projection or cross brace 252 according to an embodiment of the invention, one or more external reinforcing ribs 253 and one or more inner reinforcing ribs 254.

Projection or cross brace 252 extend to hook 232, and the inside of projection or cross brace 252 comprises that the handle of hook 232 connects 234 spaces of inserting.

Space in projection 252 has and is connected 234 essentially identical width (for example, in the direction of rotation of hook) with the handle of hook 232, connects 234 thereby hook seat 252 can be connected to handle, between there is no gap.

Therefore, in the time that door handle 250 rotates, the revolving force of door handle 250 is directly passed to handle and is connected 234, and handle connects 234 rotation by stablizing and carry out with the interlocking of the rotation of door handle 250.

External reinforcing rib 253 is the outside of projection 252 and can have grid-like.External reinforcing rib 253 is connected to the outer surface portion of projection 252.

Inner reinforcing ribs 254 from the inner surface of projection 252 or the space being limited by projection or cross brace 252 to inner process.Inner reinforcing ribs 254 with the orthogonal direction of projection 252 on extend (for example,, on fore-and-aft direction).

In the time that door handle 250 is operated or rotates, the revolving force of door handle 250 is passed to hook 232 by projection 252.Projection 252 can be by shear transfer to hook 232.

External reinforcing rib 253 strengthens the intensity of projection 252 in the outside of projection 252, and inner reinforcing ribs 254 strengthens the intensity of projection 252 in the inside of projection 252.

The intensity of projection 252 is strengthened to realize the locking and unlocking operation by external reinforcing rib 253 and inner reinforcing ribs 254, the revolving force of door handle 250 is stably passed to hook 232 simultaneously.

As mentioned above, according to embodiments of the invention, hook seat restriction and/or the end that holds therein the end of hook part and be positioned at hook part are arranged or insert on the position of door handle, thereby have realized the structure that can meet at right angles the each other door handle installed and hook seat can be close to each other or be contacted.

Therefore,, according to embodiments of the invention, the length of the part of hook part in door can guarantee with the whole space in the door between door handle and the after-frame of door.

Equally, according to embodiments of the invention, the slimming of door can be implemented and need not reduce or minimize the length of hook part, thereby guarantees the intensity of hook part.Except minimizing hook part, hook part intensity reduces and hook part damage risk also can be lowered or minimize.

In addition, according to embodiments of the invention, the lock assembly in the lock device of door can just can easily be rotated by the less power of pulling backward, thus the stable locking that realizes door.

For explanatory purposes, embodiments of the invention have been described above.It will be appreciated by those skilled in the art that by the application, various modifications and embodiment of equal value are possible.Therefore, technical protection scope of the present invention limits by appended claim.

Claims

1. for a door equipment for roller washing machine, comprising:

Door body, is configured to cover the opening in the casing of described roller washing machine;

Lock device, is included in the rotating shaft of described Men Tizhong, and hook outstanding to described casing or that extend, be configured to alternatively contact on described casing or in receiving surface; And

Door handle, comprises hook seat, is configured at described door body, in the time that described rotating shaft rotates, receive one end of described hook and the other end of described hook and described receiving surface are separated.

2. door equipment according to claim 1, wherein said door body comprises:

After-frame, is configured to come close to or in contact with the opening in described casing, and has through hole, and described hook passes from described through hole; And

Front frame, is connected to the anterior of described after-frame and has the axle support of the opposite end of supporting described rotating shaft.

3. door equipment according to claim 2, wherein said through hole has seam, square, rectangle, circle, Long Circle and/or ellipse

4. door equipment according to claim 3, the shape of wherein said through hole is corresponding to the rotation width of described hook.

5. door equipment according to claim 2, also comprises lid, is positioned on the described through hole of described after-frame or around the described through hole on described after-frame around.

6. door equipment according to claim 5, wherein said lid is outstanding or extension to described casing.

7. door equipment according to claim 2, wherein said axle supports and comprises:

First supports, and is configured to support one end of described rotating shaft; And

Second supports, and separates or separates with described the first support, is configured to support the other end of described rotating shaft.

8. door equipment according to claim 7, wherein said be hooked in described first support with described second support between.

9. door equipment according to claim 7, wherein said after-frame comprises supplemental support, supports outstanding or extends to described axle, together with supporting with described axle, supports described rotating shaft.

10. door equipment according to claim 1, wherein said hook comprises:

Axle connects, and connects or is coupled to described rotating shaft;

Handle connects, and connects outstanding to described door handle or extends, for coordinating described hook seat from described axle; And

Lock, connects to described casing and extends from described axle, and have the hook portion that is configured to contact described receiving surface.

11. door equipments according to claim 10, wherein said door handle is connected around described rotating shaft and rotates with equidirectional with the described handle that is connected to described door handle.

12. door equipments according to claim 11, wherein said lock separates with described receiving surface, and is being connected on equidirectional or opposite direction and is rotating with described door handle and described handle.

13. door equipments according to claim 1, wherein said lock device also comprises elastomeric element, flexibly described hook is pressed to described receiving surface.

14. door equipments according to claim 13, wherein said elastomeric element comprises:

One or more windings, for coordinating the circumference of described rotating shaft;

One or more securing members, in the end of described winding and for being fixed to described door body; And

Hook pressure piece, is configured to next-door neighbour or contacts described hook and flexibly described hook is pressed to described securing member.

15. door equipments according to claim 14, wherein said one or more windings comprise the cable that annular or spirality are wound around.

16. door equipments according to claim 1, wherein said hook seat comprises:

One or more projections or cross brace, define the space of the one end for receiving described hook;

One or more external reinforcing ribs, are connected in described one or more projection at least one outer surface portion; And

One or more inner reinforcing ribs, in described one or more projections in the inner surface of at least one or on.