CN204608440U - For washing machine filter box assembly and there is its washing machine - Google Patents

Abstract

The utility model discloses a kind of filter box assembly for washing machine and there is its washing machine, described filter box assembly comprises: lid and box body, lid is provided with dead bolt, box body is provided with latching device, after latching device is configured to promote lid when lid is positioned at the position of opening box body towards the direction of box body, dead bolt is connected with latching device snap close, and after promoting lid when lid is positioned at the position closing box body towards the direction of box body, dead bolt is separated disengagement with latching device.According to the filter box assembly for washing machine of the present utility model, by coordinating of dead bolt and latching device, user only needs to adopt the action promoting lid just can realize the opening and closing of lid, thus effectively improve the property convenient for control of filter box assembly, and the reliability that dead bolt coordinates with latching device is high, not fragile, thus improve the service life of filter box assembly and the aesthetic property of washing machine entirety.

Description

For washing machine filter box assembly and there is its washing machine

Technical field

The utility model relates to washing machine equipment field, especially relates to a kind of filter box assembly for washing machine and has its washing machine.

Background technology

Point out in correlation technique, draining pump below roller washing machine in the course of the work, the cloth bits of accumulation can be collected, button, the small foreign bodies such as coin, user generally regularly can open filter lid outside draining pump to clear up the foreign matter of accumulation, lid needs just can be opened by instrument usually, such as key can be passed through, coin, the indentation, there of the instruments such as straight screwdriver on lid is down pressed, buckle muscle relative with breach on rear side of lid is bent downwardly, to depart from the buckle muscle position on filter box body, thus lid can be opened, then draining pump lid of outwarding winding takes out the foreign matter of these accumulation, to ensure washing machine proper drainage.But this mode opened the lid, the time has been grown and can make the distortion of buckle muscle, damage on lid, causes lid to close again, and then affects the overall appearance of washing machine.

Utility model content

The utility model is intended at least to solve one of technical problem existed in prior art.For this reason, the utility model is to propose a kind of filter box assembly for washing machine, and described filter box assembly is convenient to open, and not fragile, long service life.

The utility model also proposes a kind of washing machine with above-mentioned filter box assembly.

According to the filter box assembly for washing machine of the utility model first aspect, comprising: lid, described lid is provided with dead bolt; And box body, described box body is provided with latching device, after described latching device is configured to promote described lid when described lid is positioned at the position of opening described box body towards the direction of described box body, described dead bolt is connected with described latching device snap close, and after promoting described lid when described lid is positioned at the position closing described box body towards the direction of described box body, described dead bolt is separated disengagement with described latching device.

According to the filter box assembly for washing machine of the present utility model, by coordinating of dead bolt and latching device, user only needs to adopt the action promoting lid just can realize the opening and closing of lid, thus effectively improve the property convenient for control of filter box assembly, and the reliability that dead bolt coordinates with latching device is high, not fragile, thus improve the service life of filter box assembly and the aesthetic property of washing machine entirety.

Particularly, described latching device comprises: deck, is formed with the rolling groove limiting closed-loop path in described deck; Fixture block, described fixture block can be engaged in folding and unfolding in described deck, described fixture block is formed with the slippage slot extended along the direction of moving perpendicular to described fixture block; Rolling element, described rolling element is rollably folded between described rolling groove and described slippage slot, in the process that described rolling element rolls along described rolling groove one-way circulation, when described rolling element is rolled to the primary importance of described rolling groove, described fixture block is recovered in described deck to lock described dead bolt, when described rolling element is rolled to the second place of described rolling groove, being released at least partly outside described deck to discharge described dead bolt of described fixture block.

Particularly, described rolling groove comprises the first groove Duan Zhi tetra-groove section that head and the tail are connected in turn, described first groove section and described 4th groove section intersect at described primary importance, described second groove section and described 3rd groove section intersect at the described second place, described first groove section and described second groove section intersect at the 3rd position, described 3rd groove section and described 4th groove section intersect at the 4th position, wherein, the described second place is positioned at the side of the described lid of vicinity of described primary importance, described 3rd position and described 4th position are positioned at the side away from described lid of described primary importance, described rolling element is suitable for rolling along the direction one-way circulation from described first groove section to described second groove section in described rolling groove.

Particularly, the first cascaded surface is provided with between described second groove section and described 3rd groove section, described first cascaded surface tilts to extend along from described second groove section to the direction of described 3rd groove section towards the direction of described fixture block, and the described second place is positioned at the side of the described 3rd groove section of vicinity of described first cascaded surface.

Particularly, second-order tread is provided with between described 3rd groove section and described 4th groove section, described second-order tread tilts to extend along from described 3rd groove section to the direction of described 4th groove section towards the direction of described fixture block, the side of the described 4th groove section of the vicinity that described 4th position is positioned at described second-order tread.

Particularly, described first position is formed with limited impression, and described limited impression is recessed into towards the direction away from described fixture block.

Particularly, be provided with shell fragment in described slippage slot, tilt to extend along from described 3rd position to the supporting surface of shell fragment described in the direction of described 4th position towards the direction of described rolling groove, described rolling element is folded between described supporting surface and described rolling groove.

Particularly, described fixture block has claw, holding tank is formed in described deck, when described rolling element is rolled to described primary importance, described claw is recovered in described holding tank to lock described dead bolt, when described rolling element is rolled to the described second place, it is outer to discharge described dead bolt that described claw is released to described holding tank.

Particularly, described latch hook mechanism comprises further: extension spring, and described extension spring is located between described fixture block and described deck, often to promote described fixture block towards the direction motion of stretching out described deck.

According to the washing machine of the utility model second aspect, comprise the filter box assembly for washing machine according to the utility model first aspect.

According to washing machine of the present utility model, by arranging the filter box assembly for washing machine of above-mentioned first aspect, thus improve the overall performance of washing machine.

Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of front sealing door according to the washing machine of the utility model embodiment and filter box assembly, and the lid of figure middle filtrator case assembly is in closed condition;

Fig. 2 is the schematic diagram of the front sealing door shown in Fig. 1 and filter box assembly, and the lid of figure middle filtrator case assembly is in open mode;

Fig. 3 is the schematic diagram of the filter box assembly shown in Fig. 2, and in figure, lid is in closed condition;

Fig. 4-Fig. 8 is multiple schematic diagrames of the filter box assembly shown in Fig. 3, and in figure, lid is in open mode;

Fig. 9 is the stereogram of the latching device shown in Fig. 8;

Figure 10 is the front view of the latching device shown in Fig. 9;

Figure 11 is the right view of the latching device shown in Figure 10;

Figure 12 is the left view of the latching device shown in Figure 10;

Figure 13 is the upward view of the latching device shown in Figure 10;

Figure 14 is the top view of the latching device shown in Figure 10;

Figure 15 is the explosive view of the latching device shown in Figure 10;

Figure 16-Figure 21 is multiple position views that rolling element shown in Figure 15 moves in rolling groove;

Figure 22 is the schematic diagram of the fixture block shown in Figure 15, shell fragment and rolling element;

Figure 23 is the schematic diagram of the shell fragment shown in Figure 22 and rolling element;

Figure 24 is the schematic diagram of the rolling element shown in Figure 23.

Reference numeral:

100: front sealing door;

200: filter box assembly;

1: lid; 11: dead bolt; 111: neck; 112: head;

2: box body;

3: latching device; 31: deck; 311: body; 3111: holding tank; 312: lid; 3121: rolling groove;

3121A: the first groove section; 3121B: the second groove section; 3121C: the three groove section; 3121D: the four groove section;

3121E: primary importance; 3121F: the second place; 3121G: the three position; 3121H: the four position;

313: the first cascaded surfaces; 314: second-order tread; 315: limited impression;

32: fixture block; 321: slippage slot; 322: claw; 3221: fastening part; 323: erection column;

33: rolling element; 34: shell fragment; 341: supporting surface; 35: extension spring;

4: Elastic buckle; 5: guide rail.

Detailed description of the invention

Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.

Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the utility model.In addition, the utility model can in different example repeat reference numerals and/or letter.This repetition is to simplify and clearly object, itself does not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the utility model provides and the example of material, but those of ordinary skill in the art can recognize the property of can be applicable to of other techniques and/or the use of other materials.

Below with reference to Fig. 1-Figure 24, the filter box assembly 200 for washing machine (scheming not shown) according to the utility model first aspect embodiment is described.Alternatively, washing machine can be roller washing machine or rotary drum washing machine etc., is only roller washing machine below with washing machine for example is described, certainly, after the technical scheme of those skilled in the art below having read, be obviously appreciated that washing machine is the technical scheme of rotary drum washing machine.Particularly, see figures.1.and.2, washing machine, body (scheming not shown) and front sealing door 100 can be comprised as roller washing machine, front sealing door 100 can be sealed on the front end of body vertically, the lower right corner of front sealing door 100 can have the installing hole run through along the longitudinal direction, and filter box assembly 200 is arranged in installing hole.

As shown in Fig. 3-Fig. 8, according to the filter box assembly 200 for washing machine of the utility model first aspect embodiment, comprising: lid 1 and box body 2.Wherein, lid 1 is provided with dead bolt 11, box body 2 is provided with latching device 3, box body 2 is connected by dead bolt 11 and latching device 3 with lid 1, be separated, particularly, when lid 1 is positioned at the position of opening box body 2 (as Fig. 2, as shown in Fig. 4-Fig. 8), after the direction promotion lid 1 of box body 2, dead bolt 11 is connected with latching device 3 snap close, the position (as shown in figures 1 and 3) closing box body 2 can be rested on to make lid 1, when lid 1 is positioned at the position closing box body 2 (as shown in figures 1 and 3), after the direction promotion lid 1 of box body 2, dead bolt 11 is separated disengagement with latching device 3, can move towards the direction of opening box body 2 so that box body 2 is opened (as Fig. 2 to make lid 1, as shown in Fig. 4-Fig. 8).

Such as in the example of Fig. 3-Fig. 8, box body 2 is formed as the cuboid vertically arranged substantially, the spatial accommodation that front side is opened wide is limited in box body 2, lid 1 is formed as rectangular slab substantially, and be located at the front side of box body 2 vertically, the bottom of lid 1 can be connected pivotly with the front side bottom box body 2, the rear side at lid 1 top can be provided with dead bolt 11, the top of box body 2 can be provided with latching device 3, after dead bolt 11 to coordinate with latching device 3 and puts in place, lid 1 top is adjacent to box body 2 top and is connected, lid 1 can be sealed in the front side of box body 2 completely, so that box body 2 is closed (as shown in figures 1 and 3), after dead bolt 11 is separated disengagement with latching device 3, top and box body 2 top portion of lid 1 are left, now lid 1 can pivotable forward, so that box body 2 is opened (as Fig. 2, as shown in Fig. 4-Fig. 8).

With reference to Fig. 3, when lid 1 is positioned at the position closing box body 2, promote lid 1 backward, dead bolt 11 can depart from latching device 3 and coordinate, thus lid 1 can to front opening (as shown in Fig. 4-Fig. 8), as shown in Fig. 4-Fig. 8, when lid 1 is positioned at the position of opening box body 2, promote lid 1 backward dead bolt 11 to be coordinated with latching device 3 put in place, thus lid 1 can rest on the position (as shown in Figure 3) of closedown box body 2.Thus, when washing machine normally works, lid 1 is positioned at the position (as shown in figures 1 and 3) closing box body 2, when needing the lid 1 of opened filter case assembly 200 to clear up foreign material, user only needs can open the lid 1 with hand is inside gently outside lid 1 once clapping, when needing the lid 1 of closing filter box assembly 200, user only needs gently upwards, inwardly lid 1 can be closed and pin on box body 2 once pushing away (pressing) gently.

Like this, the opening and closing of lid 1 can be realized by the action promoting lid 1 to box body 2 direction, thus improve the property convenient for control of filter box assembly 200, just lid 1 can be opened and closed like a cork without the need to adopting tool user, and dead bolt 11 coordinates reliability high, not fragile with the machinery of latching device 3, thus improve the service life of filter box assembly 200, improve the aesthetic property of washing machine entirety.

According to the filter box assembly 200 for washing machine of the utility model embodiment, by coordinating of dead bolt 11 and latching device 3, user only needs to adopt the action promoting lid 1 just can realize the opening and closing of lid 1, thus effectively improve the property convenient for control of filter box assembly 200, and the reliability that dead bolt 11 coordinates with latching device 3 is high, not fragile, thus improve the service life of filter box assembly 200 and the aesthetic property of washing machine entirety.

In an embodiment of the present utility model, latching device 3 can be arranged on box body 2 by the mode of assembling.Such as in the example of Fig. 4-Fig. 8, box body 2 roof can be formed with the perforation run through along the longitudinal direction, and latching device 3 is arranged in perforation.Alternatively, as shown in Fig. 9-Figure 14, latching device 3 can be formed as cuboid substantially, and the left and right sidewall of latching device 3 can be respectively equipped with an Elastic buckle 4, the rear end of Elastic buckle 4 is stiff end and can be fixedly linked with the rear end of latching device 3 sidewall, and the front end of Elastic buckle 4 is free end and can extends towards away from latching device 3 center position.

With reference to Fig. 8 and Fig. 9, when latching device 3 is installed, can first the front end of two Elastic buckles 4 be clamped on the both sides sidewall of latching device 3, again latching device 3 is promoted from front to back with the perforation of passing on box body 2, this latter two Elastic buckle 4 resiles, that is, the front end of two Elastic buckles 4 can flick towards the direction away from latching device 3 center respectively, thus two Elastic buckle 4 front end distances are in the lateral direction greater than the width on rear side of boring a hole, like this, even if driven forward latching device 3, the front end of two Elastic buckles 4 is also only against on the wall of perforation both sides, rear end, travel forward to stop latching device 3.Thus, by two Elastic buckles 4, latching device 3 can be firm and be arranged on easily on box body 2.Certainly, the utility model is not limited thereto, and latching device 3 can also be assembled together with box body 2 by other means.In addition, latching device 3 can also be one-body molded with box body 2, no longer describes in detail here.

In an embodiment of the present utility model, with reference to Figure 15, latching device 3 can comprise: deck 31, fixture block 32 and rolling element 33 (such as ball), fixture block 32 can be engaged in folding and unfolding on deck 31, that is, fixture block 32 can move between the position reached outside deck 31 and the position being recovered in deck 31, can lock dead bolt 11 when fixture block 32 is recovered in deck 31, fixture block 32 reach at least partly deck 31 outer time can discharge dead bolt 11.Such as in the example of fig. 15, fixture block 32 can in deck 31 slide anteroposterior, when fixture block 32 slide backwards on take in completely in deck 31 time, dead bolt 11 can be locked by fixture block 32, be closed on box body 2 to make lid 1, when fixture block 32 move forward to stretch out deck 31 time, fixture block 32 can discharge dead bolt 11, can open box body 2 to make lid 1.

Such as in a concrete example of the present utility model, with reference to Figure 15, deck 31 is formed with holding tank 3111, fixture block 32 can move forward and backward in holding tank 3111, fixture block 32 has claw 322, when fixture block 32 drives claw 322 to move to be recovered in holding tank 3111, claw 322 locks dead bolt 11, when fixture block 32 drives claw 322 to move to leave holding tank 3111, claw 322 discharges dead bolt 11.

With reference to Figure 15, holding tank 3111 can form to being recessed into from the front end face of deck 31, fixture block 32 can be engaged in holding tank 3111, and can be inside and outside movable at holding tank 3111, the left and right sides of fixture block 32 can be respectively equipped with a claw 322, claw 322 is elastic component, and the rear end of claw 322 can be fixedly linked with fixture block 32, the front end of claw 322 freely and forward, outwards (direction away from fixture block 32 central axis) extend, the front end of the inner side (side of contiguous fixture block 32 central axis) of each claw 322 all has fastening part 3221.With reference to Fig. 8, dead bolt 11 can comprise neck 111 and head 112, neck 111 can extend back from the rear end face of lid 1, and head 112 can be extended back by the rear end of neck 111, and head 112 width is in the lateral direction greater than neck 111 width in the lateral direction.

Like this, with reference to Fig. 8 and Figure 15, when fixture block 32 drives claw 322 to take in backward after in holding tank 3111, the front end of two claws 322 tilts towards the direction of fixture block 32 central axis respectively, two fastening parts 3221 pitch smaller in the lateral direction, thus the neck 111 of dead bolt 11 can be held tightly by two fastening parts 3221, is limited between two fastening parts 3221 and the front end of fixture block 32 to make the head 112 of dead bolt 11, now, claw 322 can lock dead bolt 11; After fixture block 32 drives claw 322 to move forward out holding tank 3111, the front end of two claws 322 tilts towards the direction away from fixture block 32 central axis to resile respectively, two fastening parts 3221 spacing in the lateral direction becomes large, thus the neck 111 of dead bolt 11 can discharge by two fastening parts 3221, deviate from forward between two fastening parts 3221 and the front end of fixture block 32 to make the head 112 of dead bolt 11, now, claw 322 can discharge dead bolt 11.

Here, it should be noted that, the structure of claw 322 is simple, be convenient to realize, reliability is high.Certainly, the utility model is not limited thereto, and the mechanism that dead bolt 11 and fixture block 32 can also have catch and release function by other realizes locking and discharging, and no longer describes in detail here.

Alternatively, latch hook mechanism comprises further: extension spring 35, and extension spring 35 is located between fixture block 32 and deck 31, often to promote fixture block 32 towards the direction motion of stretching out deck 31.With reference to Figure 15, extension spring 35 can be arranged in holding tank 3111, and extension spring 35 is between the rear wall and the rear wall of fixture block 32 of holding tank 3111, extension spring 35 can free-extension in the longitudinal direction, thus the front end of extension spring 35 can be connected with the rear end of fixture block 32 (front end of such as extension spring 35 can be set on the erection column 323 of fixture block 32 rear end shown in Figure 15), the rear end of extension spring 35 can with the rear wall of holding tank 3111 only to connecting.

Thus, when fixture block 32 is locked in holding tank 3111, claw 322 can lock dead bolt 11, extension spring 35 can be in compressive state, now, extension spring 35 has the elastic force ejected forward by fixture block 32, after fixture block 32 is unlocked, fixture block 32 can eject forward by extension spring 35, and claw 322 can discharge dead bolt 11.Here, it should be noted that, the structure of extension spring 35 is simple, and be convenient to realize, reliability is high.Certainly, the utility model is not limited thereto, and the mechanism that extension spring 35 can also have spring function by other replaces, and no longer describes in detail here.

Like this, when lid 1 is in an open position, user promotes lid 1 to the direction of box body 2, can fixture block 32 be locked in holding tank 3111, latching device 3 and dead bolt 11 are locked, now box body 2 can be closed by lid 1, when user promotes lid 1 to the direction of box body 2 again, can by the latch-release of fixture block 32, latching device 3 is separated disengagement with dead bolt 11, box body 2 is opened to make lid 1 by extension spring 35 driven forward fixture block 32, so repeatedly promotes lid 1, can realize that lid 1 is opened, closed hocketing.Referring to Figure 15-Figure 24, describe in detail and can realize fixture block 32 being locked in holding tank 3111 and by the latch-release of fixture block 32 specific embodiment.

With reference to Figure 15, alternatively, deck 31 can comprise body 311 and lid 312, lid 312 can cover the top being located at body 311, and body 311 and lid 312 can be linked together by the interference fit of four erection columns and four installing holes, holding tank 3111 can from the front end face of body 311 to being recessed into.Certainly, the structure of deck 31 is not limited thereto.

Particularly, with reference to Figure 15 and Figure 16, rolling groove 3121 is formed in deck 31, such as rolling groove 3121 can be formed in the bottom of lid 312, closed-loop path is limited in rolling groove 3121, thus rolling element 33 hereinafter described can along a direction (such as along clockwise direction or along counterclockwise direction) circulating rolling in rolling groove 3121, fixture block 32 is formed with the slippage slot 321 extended perpendicular to fixture block 32 direction of motion, such as in the example of fig. 15, slippage slot 321 can extend in left-right direction, thus rolling element 33 hereinafter described can reciprocal left and right slippage in slippage slot 321, rolling element 33 is rollably folded between rolling groove 3121 and slippage slot 321, thus rolling element 33 also reciprocal left and right slippage in slippage slot 321 while rolling groove 3121 Inner eycle rolls.

Particularly, in the process that rolling element 33 rolls along rolling groove 3121 one-way circulation, when rolling element 33 is rolled to the primary importance 3121E (as shown in figure 16) of rolling groove 3121, fixture block 32 moves in deck 31 to lock dead bolt 11, now lid 1 can rest on the position closing box body 2, when rolling element 33 is rolled to the second place 3121F (as shown in figure 18) of rolling groove 3121, fixture block 32 moves out of deck 31 to discharge dead bolt 11, and now box body 2 can be opened by lid 1.

Thus, by rolling groove 3121, the cooperation of slippage slot 321 and rolling element 33, the locking of fixture block 32 can be realized and unlock, specifically, with reference to Figure 16-Figure 20, when rolling element 33 rests on primary importance 3121E (as shown in figure 16), fixture block 32 is locked in holding tank 3111, latching device 3 and dead bolt 11 are locked, lid 1 is in the state of closing box body 2, when promoting lid 1 backward, when rolling element 33 can be made to leave primary importance 3121E, the now locking of fixture block 32 can be removed, under the impetus of extension spring 35, rolling element 33 can move to second place 3121F (as shown in figure 18), now dead bolt 11 can discharge by claw 322 completely, now, fixture block 32 is locked in the extreme position outside holding tank 3111, box body 2 can be opened by lid 1.

With reference to Figure 16-Figure 20, when again promoting lid 1 backward, when leaving second place 3121F to make rolling element 33, the locking of fixture block 32 is removed again, and when rolling element 33 moves to primary importance 3121E again, fixture block 32 is locked in again in holding tank 3111, latching device 3 and dead bolt 11 are locked again, decontrol lid 1 after lid 1 and can rest on the position closing box body 2, so repeatedly, lid 1 can realize opening, closing motion.

Particularly, with reference to Figure 16, rolling groove 3121 comprises the first groove section 3121A that head and the tail are connected in turn, second groove section 3121B, 3rd groove section 3121C, 4th groove section 3121D, first groove section 3121A and the 4th groove section 3121D intersects at primary importance 3121E, second groove section 3121B and the 3rd groove section 3121C intersects at second place 3121F, first groove section 3121A and the second groove section 3121B intersects at the 3rd position 3121G, 3rd groove section 3121C and the 4th groove section 3121D intersects at the 4th position 3121H, rolling element 33 is suitable for rolling along the direction one-way circulation from the first groove section 3121A to the second groove section 3121B in rolling groove 3121, that is, rolling element 33 can in turn along the direction circulating rolling of the first groove section 3121A-second groove section 3121B-the 3rd groove section 3121C-the 4th groove section 3121D-first groove section 3121A, in other words, rolling element 33 can along the direction circulating rolling of primary importance 3121E-the 3rd position 3121G-second place 3121F-the 4th position 3121H-primary importance 3121E.

Wherein, second place 3121F is positioned at the side of the contiguous lid 1 of primary importance 3121E, such as in the example of Figure 16, second place 3121F is positioned at the front side of primary importance 3121E, 3rd position 3121G and the 4th position 3121H is positioned at the side away from lid 1 of primary importance 3121E, such as in the example of Figure 16, the 3rd position 3121G and the 4th position 3121H is positioned at the rear side of primary importance 3121E.

With reference to Figure 15 and Figure 16, because rolling groove 3121 is positioned on the deck 31 be fixedly installed, slippage slot 321 is positioned on the mobile fixture block 32 arranged, when rolling element 33 rests on primary importance 3121E, fixture block 32 is subject to extension spring 35 thrust forward, fixture block 32 drives rolling element 33 to have proal trend by slippage slot 321, but be engaged in the primary importance 3121E in fixing rolling groove 3121 due to rolling element 33 simultaneously, the three position 3121G contiguous with primary importance 3121E and the 4th position 3121H is all located at the rear side of primary importance 3121E, thus rolling element 33 will be stuck in primary importance 3121E cannot move forward, that is, rolling element 33 is locked in primary importance 3121E, involve fixture block 32 also cannot travel forward, thus fixture block 32 is locked in current location, namely fixture block 32 is locked in holding tank 3111, to lock dead bolt 11, lid 1 is made to be in the position of closedown.

With reference to Figure 15, Figure 16-Figure 18, when promoting rolling element 33 backward, such as can promote lid 1 backward, lid 1 promotes fixture block 32 backward by dead bolt 11, when fixture block 32 promotes rolling element 33 backward by slippage slot 321, rolling element 33 can move to the 3rd position 3121G (here backward, the reason that the rolling element 33 being in primary importance 3121E does not move to the 4th position 3121H will describe in detail hereinafter) on the second groove section 3121B at place time, rolling element 33 is unlocked, then under the effect of extension spring 35 elastic force, extension spring 35 can travel forward by driven forward fixture block 32, fixture block 32 drives rolling element 33 to move forward to second place 3121F (as shown in figure 18) by slippage slot 321, now, because second place 3121F has been positioned at fixing rolling groove 3121 foremost, so now rolling element 33 cannot travel forward again, thus rolling element 33 is locked in second place 3121F, involve fixture block 32 also cannot travel forward, that is, fixture block 32 is locked in current location, namely fixture block 32 is locked in outside holding tank 3111, to discharge dead bolt 11, lid 1 is made to be in the position of opening.

With reference to Figure 15, Figure 18-Figure 20, when again promoting rolling element 33 backward, such as can promote lid 1 backward, lid 1 promotes fixture block 32 backward by dead bolt 11, when fixture block 32 promotes rolling element 33 backward by slippage slot 321, rolling element 33 can move to the 4th position 3121H (here backward from second place 3121F, the reason that the rolling element 33 being in second place 3121F does not move to the 3rd position 3121G will describe in detail hereinafter), now decontrol lid 1, fixture block 32 and rolling element 33 can again move to primary importance 3121E (here under the effect of extension spring 35 elastic force, the rolling element 33 being in the 4th position 3121H will not describe in detail hereinafter to the reason of second place 3121F motion), rolling element 33 is locked at primary importance 3121E place again, fixture block 32 is also locked in holding tank 3111 simultaneously again, claw 322 locks dead bolt 11, lid 1 closes box body 2.Circulation like this, can realize the opening of lid 1, close and hocket.

With reference to Figure 15, Figure 22-Figure 24, slippage slot 321 extends along the direction of motion of fixture block 32, such as in the example of fig. 15, fixture block 32 moves along fore-and-aft direction, slippage slot 321 extends along left and right directions, shell fragment 34 (can be such as metal clips) is provided with in slippage slot 321, along direction (direction from right to left such as shown in Figure 15) shell fragment 34 from the 3rd position 3121G to the 4th position 3121H supporting surface 341 towards rolling groove 3121 direction (top such as shown in Figure 15) tilt extend, that is, along from the 4th position 3121H to the direction of the 3rd position 3121G, the supporting surface 341 of slide plate has the extension trend of descending, rolling element 33 is clamped between the supporting surface 341 of shell fragment 34 and rolling groove 3121.

Like this, with reference to Figure 15 and Figure 16, when the rolling element 33 being positioned at primary importance 3121E moves backward, be positioned at rolling element 33 on slippage slot 321 inner shrapnel 34 under gravity, there is the trend of rolling along shell fragment 34 direction of fall, that is, rolling element 33 has from left to right towards the trend that the 3rd position 3121G moves.Thus can explain that the rolling element 33 being in primary importance 3121E only moves towards the direction of the 3rd position 3121G, and not to the reason that the 4th position 3121H moves.Certainly, the utility model is not limited thereto, and can also guarantee that rolling element 33 only can move from primary importance 3121E to the 3rd position 3121G by uniaxially by arranging other unidirectional position-limit mechanisms.

Alternatively, with reference to Figure 16 and Figure 21, the first cascaded surface 313 is provided with between second groove section 3121B and the 3rd groove section 3121C, first cascaded surface 313 tilts to extend along the direction (left front such as shown in Figure 21) from the second groove section 3121B to the 3rd groove section 3121C towards the direction (below such as shown in Figure 21) of fixture block 32, second place 3121F is positioned at the side of vicinity the 3rd groove section 3121C of the first cascaded surface 313, thus the rolling element 33 being locked in second place 3121F is when being subject to thrust backward, because rolling element 33 is pressed in the top of supporting surface 341, not there is the ability of crossing the first cascaded surface 313 downwards, thus rolling element 33 only can along the 3rd smooth groove section 3121C backward, to the 4th position 3121H rolling slip.Thus, can explain that the rolling element 33 being in second place 3121F only moves towards the direction of the 4th position 3121H, and not to the reason that the 3rd position 3121G moves.Certainly, the utility model is not limited thereto, and can also guarantee that rolling element 33 only can move from second place 3121F to the 4th position 3121H by uniaxially by arranging other unidirectional position-limit mechanisms.

Alternatively, with reference to Figure 16 and Figure 21, second-order tread 314 is provided with between 3rd groove section 3121C and the 4th groove section 3121D, second-order tread 314 tilts to extend along the direction (rear such as shown in Figure 21) from the 3rd groove section 3121C to the 4th groove section 3121D towards the direction (below such as shown in Figure 21) of fixture block 32, 4th position 3121H is positioned at the side of vicinity the 4th groove section 3121D of second-order tread 314, thus the rolling element 33 being locked in the 4th position 3121H is when being subject to thrust forward, because rolling element 33 is pressed in the top of supporting surface 341, not there is the ability of crossing second-order tread 314 downwards, thus rolling element 33 only can along the 4th smooth groove section 3121D forward, to primary importance 3121E rolling slip.Thus, can explain that the rolling element 33 being in the 4th position 3121H only moves towards the direction of primary importance 3121E, and not to the reason of second place 3121F motion.Certainly, the utility model is not limited thereto, and can also guarantee that rolling element 33 only can move from the 4th position 3121H to primary importance 3121E by uniaxially by arranging other unidirectional position-limit mechanisms.

Preferably, primary importance 3121E place is formed with limited impression 315, and limited impression 315 is recessed into towards the direction away from fixture block 32.Such as in the example of Figure 17-Figure 21, limited impression 315 is to being recessed on, thus when rolling element 33 rests on primary importance 3121E, rolling element 33 can be trapped in limited impression 315, thus limited impression 315 can guarantee that rolling element 33 rests on the reliability of primary importance 3121E, guarantee that lid 1 stably can rest on the position closing box body 2.

Referring to Fig. 1-Figure 24, the course of action opened and closed according to the filter box assembly 200 of the utility model embodiment is briefly described.

With reference to Fig. 1 and Fig. 3, when washing machine normally uses, lid 1 is positioned at the position closing box body 2, now, fixture block 32 shown in Figure 15 is positioned at holding tank 3111 and two claws 322 of fixture block 32 hold the neck 111 of the dead bolt 11 shown in Fig. 8 tightly, rolling element 33 rests on the primary importance 3121E in the rolling groove 3121 shown in Figure 16, and extension spring 35 is in compressive state.

When needs open the lid 1 time, lid 1 can be promoted backward, lid 1 drives dead bolt 11 to promote fixture block 32 backward, fixture block 32 promotes rolling element 33 by slippage slot 321 and moves backward, thus rolling element 33 can slide along direction of fall the 3rd position 3121G of the first groove section 3121A and supporting surface 341, when on the second groove section 3121B that rolling element 33 moves to the 3rd 3121G place, position, remove and be applied to lid 1 thrust backward, under the elastic force effect that extension spring 35 resiles, extension spring 35 can promote fixture block 32 and travel forward, rolling element 33 is driven to move to the second place 3121F in rolling groove 3121 and stop by slippage slot 321 in the proal process of fixture block 32, now, claw 322 moves out holding tank 3111 completely to be discharged by dead bolt 11, be pushed forward the effect of motion inertia force at dead bolt 11 under, lid 1 can move forward, preferably can slide along the arc-shaped guide rail 5 shown in Fig. 5, so that box body 2 is opened completely.

When lid 1 closed by needs, again can promote lid 1 backward, lid 1 drives dead bolt 11 to promote fixture block 32 backward, fixture block 32 promotes rolling element 33 by slippage slot 321 and moves backward, thus rolling element 33 can slide to the 4th position 3121H from second place 3121F along the 3rd groove section 3121C, when on the 4th groove section 3121D that rolling element 33 moves to the 4th 3121H place, position, remove and be applied to lid 1 thrust backward, under the elastic force effect that extension spring 35 resiles, extension spring 35 can promote fixture block 32 and travel forward, drive rolling element 33 to move along the 4th groove section 3121D by slippage slot 321 in the proal process of fixture block 32 to move to primary importance 3121E, and stop in the limited impression 315 at primary importance 3121E place, now, claw 322 is recovered in holding tank 3111 to lock dead bolt 11, now box body 2 can be closed by lid 1.So repeatedly can realize the opening and closing of lid 1.

According to the washing machine (scheming not shown) of the utility model second aspect embodiment, comprise the filter box assembly 200 for washing machine according to the above-mentioned first aspect embodiment of the utility model.Be all known according to other configuration examples of the washing machine of the utility model embodiment for those of ordinary skills as motor (scheming not shown) and wash bucket (scheming not shown) etc. and operation, be not described in detail here.

According to the washing machine of the utility model embodiment, by arranging the filter box assembly 200 for washing machine of above-mentioned first aspect embodiment, thus improve the overall performance of washing machine.

In description of the present utility model, it will be appreciated that, term " on ", the orientation of the instruction such as D score, "front", "rear", "left", "right" or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.

In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.

In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.

In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.

In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.

Although illustrate and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and aim, scope of the present utility model is by claim and equivalents thereof.

Claims (10)

1., for a filter box assembly for washing machine, it is characterized in that, comprising:

Lid, described lid is provided with dead bolt; With

Box body, described box body is provided with latching device, after described latching device is configured to promote described lid when described lid is positioned at the position of opening described box body towards the direction of described box body, described dead bolt is connected with described latching device snap close, and after promoting described lid when described lid is positioned at the position closing described box body towards the direction of described box body, described dead bolt is separated disengagement with described latching device.

2. the filter box assembly for washing machine according to claim 1, it is characterized in that, described latching device comprises:

Deck, is formed with the rolling groove limiting closed-loop path in described deck;

Fixture block, described fixture block can be engaged in folding and unfolding in described deck, described fixture block is formed with the slippage slot extended along the direction of moving perpendicular to described fixture block;

Rolling element, described rolling element is rollably folded between described rolling groove and described slippage slot, in the process that described rolling element rolls along described rolling groove one-way circulation, when described rolling element is rolled to the primary importance of described rolling groove, described fixture block is recovered in described deck to lock described dead bolt, when described rolling element is rolled to the second place of described rolling groove, being released at least partly outside described deck to discharge described dead bolt of described fixture block.

3. the filter box assembly for washing machine according to claim 2, it is characterized in that, described rolling groove comprises the first groove Duan Zhi tetra-groove section that head and the tail are connected in turn, described first groove section and described 4th groove section intersect at described primary importance, described second groove section and described 3rd groove section intersect at the described second place, described first groove section and described second groove section intersect at the 3rd position, described 3rd groove section and described 4th groove section intersect at the 4th position, wherein, the described second place is positioned at the side of the described lid of vicinity of described primary importance, described 3rd position and described 4th position are positioned at the side away from described lid of described primary importance, described rolling element is suitable for rolling along the direction one-way circulation from described first groove section to described second groove section in described rolling groove.

4. the filter box assembly for washing machine according to claim 3, it is characterized in that, the first cascaded surface is provided with between described second groove section and described 3rd groove section, described first cascaded surface tilts to extend along from described second groove section to the direction of described 3rd groove section towards the direction of described fixture block, and the described second place is positioned at the side of the described 3rd groove section of vicinity of described first cascaded surface.

5. the filter box assembly for washing machine according to claim 3, it is characterized in that, second-order tread is provided with between described 3rd groove section and described 4th groove section, described second-order tread tilts to extend along from described 3rd groove section to the direction of described 4th groove section towards the direction of described fixture block, the side of the described 4th groove section of the vicinity that described 4th position is positioned at described second-order tread.

6. the filter box assembly for washing machine according to claim 3, it is characterized in that, described first position is formed with limited impression, and described limited impression is recessed into towards the direction away from described fixture block.

7. the filter box assembly for washing machine according to claim 3, it is characterized in that, shell fragment is provided with in described slippage slot, tilt to extend along from described 3rd position to the supporting surface of shell fragment described in the direction of described 4th position towards the direction of described rolling groove, described rolling element is folded between described supporting surface and described rolling groove.

8. the filter box assembly for washing machine according to claim 2, it is characterized in that, described fixture block has claw, holding tank is formed in described deck, when described rolling element is rolled to described primary importance, described claw is recovered to lock described dead bolt in described holding tank, and when described rolling element is rolled to the described second place, it is outer to discharge described dead bolt that described claw is released to described holding tank.

9. the filter box assembly for washing machine according to claim 2, it is characterized in that, described latch hook mechanism comprises further: extension spring, and described extension spring is located between described fixture block and described deck, often to promote described fixture block towards the direction motion of stretching out described deck.

10. a washing machine, is characterized in that, comprises the filter box assembly for washing machine according to any one of claim 1-9.