CN204690409U - A kind of washing machine - Google Patents

Abstract

The utility model discloses a kind of washing machine, belong to household appliance technical field, in solution prior art, washing machine is when running generation power-off, hood lock cannot unlock, cause the technical problem that cover can not be opened, washing machine in the utility model, comprise body and cover, body is provided with clothes inlet, cover is used for opening or closing clothes inlet, body is provided with the hood lock that hood lock can be fixed on closed position, hood lock is provided with reset switch, drive reset switch can remove the locking of hood lock to cover, washing machine also comprises trip lever, trip lever has operating portion and drive division, operating portion extends to body also can drive trip lever outward, reset switch is driven to make drive division.The utility model is applied in washing machine.

Description

A kind of washing machine

[technical field]

The utility model relates to a kind of washing machine.

[background technology]

Washing machine is in running, if cover can freely be opened can produce potential safety hazard, for the consideration of security, the hood lock that washing machine has been installed, cover locks by hood lock in washing machine running, and user freely cannot open cover, avoids the accident of meeting accident.But following situation may be there is in actual use: in the washing machine course of work, cover locks by hood lock, if washing machine power failure, now hood lock can not unlock voluntarily, cover is locked and cannot open, and the clothing of washing machine internal cannot take out, only after washing machine is energized again, hood lock could unlock, and brings inconvenience to user.

In prior art, electric elements are utilized to carry out the short term stored of electric energy when washing machine runs, make the washing machine in running when the unexpected power-off of power supply source, utilize the electric energy stored by electric elements, hood lock is unlocked, the effect that after reaching power-off, washing machine hood can be opened by a user.But the cost of electric elements is higher, and service life is shorter, after washing machine Long-Time Service, electrical power storage can be caused not enough, the situation cannot opening washing machine hood lock occurs.

[utility model content]

The technical problem that the utility model solves is to provide a kind of washing machine, in the event of a power failure, can manually be unlocked by hood lock.

For solving the problems of the technologies described above, the utility model adopts following technical scheme:

A kind of washing machine, comprise body and cover, described body is provided with clothes inlet, described cover is used for opening or close described clothes inlet, described body is provided with the hood lock that hood lock can be fixed on closed position, described hood lock is provided with reset switch, drive reset switch can remove the locking of hood lock to cover, described washing machine also comprises trip lever, described trip lever has operating portion and drive division, described operating portion extends to body also can drive trip lever outward, drives reset switch to make drive division.

First specific embodiments of the present utility model, described body is provided with installing hole, and described operating portion extends to outside body through installing hole, and described operating portion drives trip lever along installing hole axially-movable.

Second specific embodiments of the present utility model, pulls out described operating portion and can drive trip lever, drives reset switch to make described drive division; Or inwardly the described operating portion of pressing can drive trip lever, drive reset switch to make described drive division.

3rd specific embodiments of the present utility model, described trip lever is provided with back-moving spring, and described back-moving spring drives trip lever to reset.

4th specific embodiments of the present utility model, described washing machine also comprises the protector that can limit trip lever action under washing machine "on" position, described protector comprises electromagnet, gag lever post and return unit, described electromagnet drives the action of gag lever post restriction trip lever by electromagnetic force, and described return unit drives gag lever post to exit from restriction site under electromagnet power failure state.

5th specific embodiments of the present utility model, described trip lever is provided with spacing hole, described spacing hole runs through along trip lever radial direction, the latch that described gag lever post comprises the body of rod and extended by body of rod radial direction, described spacing hole hole wall is provided with slot, described electromagnet drives the latch of gag lever post to insert slot by electromagnetic force, and described return unit drives the latch of gag lever post to exit slot under electromagnet power failure state.

6th specific embodiments of the present utility model, described spacing hole is mounting hole, and described operating portion drives in trip lever sliding process, and described gag lever post is positioned at spacing hole at least partly and moves along spacing hole.

7th specific embodiments of the present utility model, described drive division comprises the snap fit established and extended by described trip lever side, and when described operating portion drives trip lever to move, described snap fit promotes reset switch.

8th specific embodiments of the present utility model, described hood lock comprises dead bolt and linkage, and described linkage is connected between dead bolt and reset switch, and described reset switch is by linkage and tongue linked.

9th specific embodiments of the present utility model, described hood lock comprises induction depression bar, touch inducing depression bar when described cover is closed, and the action of induction depression bar trigger unit cover lock is to lock cover.

The beneficial effects of the utility model:

, there is outage condition under work state of washing machine in washing machine of the present utility model, hood lock keeps hood lock timing, the words of cover are opened if want, user drives trip lever by operating portion, and the drive division on trip lever touches reset switch, makes the locking of hood lock releasing to cover.Thus under the situation of washing machine accident power-off, user can utilize trip lever to drive reset switch to be unlocked by hood lock, and can open the cover of washing machine, be taken out by the clothing in washing machine, be user-friendly to, the situation that when avoiding power-off, clothing cannot take out occurs.

These features of the present utility model and advantage will detailed description of the invention below, exposure detailed in accompanying drawing.

[accompanying drawing explanation]

Below in conjunction with accompanying drawing, the utility model is described further:

Fig. 1 is the front view of washing machine in embodiment one;

Fig. 2 is the structural representation of hood lock and trip lever in embodiment one;

Structural representation when Fig. 3 is trip lever driving reset switch in embodiment one;

Fig. 4 is the structural representation that in embodiment one, gag lever post is in blocking position;

Fig. 5 is that in embodiment one, gag lever post is in the structural representation of dodging position;

Fig. 6 is the structural representation of trip lever in embodiment one;

Fig. 7 is the structural representation of gag lever post in embodiment one;

Fig. 8 is structural representation when hood lock is in unlocked state in embodiment one;

Fig. 9 is structural representation when hood lock is in the lock state in embodiment one;

Figure 10 is the structural representation of hood lock in embodiment one;

Figure 11 is the structural representation of movable block and locking pin in embodiment one;

Figure 12 is the structural representation of protector in embodiment two;

Figure 13 is the structural representation of protector in embodiment three.

[detailed description of the invention]

The technical scheme of accompanying drawing to the utility model embodiment below in conjunction with the utility model embodiment is explained and illustrated, but following embodiment is only preferred embodiment of the present utility model, and not all.Based on the embodiment in embodiment, those skilled in the art under the prerequisite not making creative work obtain other embodiment, all belong to protection domain of the present utility model.

Embodiment one:

With reference to figure 1, Fig. 2 and Fig. 3, shown a kind of washing machine, comprise body 1, the control block that body 1 comprises base, is arranged on the casing on base and is arranged on casing, control block is provided with clothes inlet and cover, and body 1 arranges hood lock 3 near the position of clothes inlet, and namely I place arranges hood lock 3 in FIG, cover can lock by hood lock 3, with closed clothes inlet.Further, hood lock 3 is provided with reset switch 32, hood lock 3, by hood lock timing, drives reset switch 32 can control hood lock 3 and unlocks.In body 1, be connected with trip lever 5, trip lever 5 comprises operating portion 51 and drive division 52.Operating portion 51 extends outside body 1, outage condition is there is under work state of washing machine, hood lock 3 keeps hood lock timing, cover is opened if want, user can apply active force to operating portion 51 and make trip lever 5 action, drive division 52 on trip lever 5 drives reset switch 32 that hood lock 3 is unlocked, and then just can open washing machine cover, is taken out by the clothing in washing machine.

Referring to figs. 2 and 3, preferably, trip lever 5 and body 1 are slidably connected.Body 1 sidewall is provided with the installing hole 11 connecting trip lever 5, operating portion 51 extends body 1 through installing hole 11, operating portion 51 drives trip lever 5 to move axially along installing hole 11, and drive division 52 is moved towards reset switch 32, to drive reset switch 32, hood lock 3 is unlocked.Certainly, trip lever and body are rotationally connected also feasible, but rotating manner requisite space is large, not as being slidably connected rationally.

According to the different structure of hood lock, trip lever has different structures:

The concrete structure one of trip lever: with reference to figure 8, Fig. 9, Figure 10 and Figure 11, hood lock 3 is provided with dead bolt 31 and reset switch 32, reset switch 32 is linked by linkage and dead bolt 31, linkage comprises hood lock spring 35, leverage 36, dead bolt 31 and locking pin 37, connection sliding block 34 on dead bolt 31, slide block 34 is provided with lock slots 341, slide block 34 connects reset switch 31 by leverage 36, locking pin 37 one end is fixedly connected with hood lock, and locking pin 37 other end connects lock slots 341.Dead bolt 31 stretches out in process is with movable slider 34 to move in the same way, and make hood lock spring 35 produce distortion, slide block 34 drives reset switch 32 to move in the opposite direction by leverage 36, in this process, locking pin 37 moves to E along A-B-C-D in lock slots 341, central block 38 stops that locking pin 37 limits slide block 34 oppositely return, bounce back because which limit dead bolt 31, now need to promote reset switch 32 to move towards with dead bolt 31 opposite direction, reset switch 32 is by leverage 36 reverse push movable slider 34, after making the locking pin 37 in lock slots 341 move to F from E, central block 38 no longer stops locking pin 38, the restoring force of hood lock spring 35 drives slide block 34 and dead bolt 31 return, locking pin 37 gets back to A along F-G-H in lock slots 341, therefore trip lever is needed to drive reset switch 32 hood lock just can be made to unlock towards with the action of dead bolt 31 opposite direction in this hood lock 3.Referring to figs. 2 and 3, operating portion 51 in trip lever 5 is for extending the draw ring of body 1, and drive division 52 is positioned at reset switch 32 towards dead bolt 31 side, pulls out in the process of operating portion 51, drive division 52 pulls reset switch 32 to move towards with dead bolt 31 opposite direction, and hood lock 3 is unlocked.

The concrete structure two of trip lever: in above-mentioned hood lock, reset switch and dead bolt and slide block are counter motion, therefore needs to promote reset switch and unlocks hood lock towards moving with dead bolt opposite direction.Replace, can make a change the structure of hood lock, cancel leverage, reset switch and dead bolt and slide block move in the same way, now need promotion reset switch to move towards dead bolt direction and unlock hood lock, the operating portion in the trip lever of employing is the button being exposed at organism sidewall, and driving part is between reset switch and operating portion, in the process of inside pressing button, drive division inwardly promotes reset switch makes hood lock unlock.

Referring to figs. 2 and 3, reset switch 32 is positioned at the side of trip lever 5 glide direction, and drive division 52 comprises the snap fit extended towards reset switch 32 direction by trip lever 5, and snap fit is positioned at the sidepiece of reset switch 32, in trip lever 5 moving process, snap fit drives reset switch 32 action.

And back-moving spring 4 is connected with on trip lever 5, back-moving spring 4 can be reseting pressuring spring or reset tension spring, and trip lever 5 drives back-moving spring 4 in the process of reset switch 32 to be out of shape, and back-moving spring 4 is out of shape the restoring force produced and drives trip lever 5 to reset.Referring to figs. 2 and 3, reseting pressuring spring compression in the process that trip lever 5 pulls out, hood lock 3 unclamps trip lever 5 after unlocking, and the restoring force of reseting pressuring spring drives trip lever 5 to move inward reset.

Under considering work state of washing machine, maloperation trip lever 5 can make hood lock 3 unlock, under cover unlocked state, washing machine continues operation and there is potential safety hazard, therefore on washing machine, be provided with protector, trip lever 5 cannot move under the restriction of protector, only after restriction to trip lever 5 removed by protector, could operate trip lever 5 to touch reset switch 32 hood lock 3 is unlocked, thus protector improves the security that washing machine uses.

With reference to figure 2, Fig. 3, Fig. 4 and Fig. 5, the protector adopted comprises electromagnet 9, gag lever post 6 and return unit 8, what gag lever post 6 had the blocking position that stops trip lever 5 movement and dodged trip lever 5 movement dodges position, in washing machine running, circuit in washing machine is energized to electromagnet 9, the electromagnet 9 of energising produces electromagnetic force and drives gag lever post 6 to move to blocking position, return unit 8 produces distortion in this process, therefore cannot be unlocked by hood lock 3 by trip lever 5 in washing machine running; After washing machine power-off, the electromagnetic force of electromagnet 9 disappears, and the restoring force of return unit 8 drives gag lever post 6 to arrive from blocking position and dodges position, and therefore power-off rear automatically terminates the position-limiting action to trip lever 5, trip lever 5 can free action, hood lock 3 can be unlocked by trip lever 5.The power on/off of electromagnet 9 controls protector automatically, represents that washing machine normally runs, now cannot pass through trip lever 5 manual unlocking during washing machine energising; After washing machine power-off, automatically terminate the position-limiting action to trip lever 5, without the need to manually controlling protector, easy to use.

With reference to figure 4, Fig. 5, Fig. 6 and Fig. 7, gag lever post 6 comprises the body of rod 62, the part periphery of the body of rod 62 is provided with latch 61, trip lever 5 is provided with spacing hole 54, spacing hole 54 runs through along trip lever radial direction, the sidewall of spacing hole 54 is provided with slot 53, when cover 3 locks by hood lock 3, slot 32 is relative with latch 61, the electromagnetic force that electromagnet 9 energising produces drives the body of rod 62 to move axially along spacing hole 54, latch 61 on the body of rod 62 inserts slot 53, in this process, return unit 8 is out of shape, under the barrier effect of latch 61, trip lever 5 cannot action, after electromagnet 9 power-off, electromagnetic force disappears, the restoring force of return unit 8 drives the body of rod 62 oppositely movement, latch 61 exits slot 53, remove spacing to trip lever 5, under washing machine "on" position, trip lever 5 action is limited by which.

Wherein spacing hole 54 is mounting hole, the length of latch 61 is less than the length of the body of rod 62, gag lever post 6 is in dodges position, operating portion 51 drives in trip lever 5 sliding process, the body of rod 62 is positioned at spacing hole 54 at least partly and moves along spacing hole 54, and the body of rod 62 coordinates the movement of spacing hole 54 pairs of trip levers 5 to play guide effect.And, with reference to shown in Fig. 4 and Fig. 5, the end of latch 61 is compared more near electromagnet 9 in the end of the body of rod 62, latch 61 plays main barrier effect, the body of rod 62 makes gag lever post 6 more near electromagnet 9, electromagnet 9 can produce enough electromagnetic force on the body of rod 62, moves to blocking position to make gag lever post 6 from dodging position.

Above-mentioned electromagnet and return unit comprise following four kinds of set-up modes:

1, with reference to figure 4, Fig. 5 and Fig. 6, electromagnet 9 and return unit 8 are positioned at the not homonymy of trip lever 5, when gag lever post 6 is in and dodges position, latch 61 and return unit 8 are positioned at the same side of trip lever 5, gag lever post 6 is metal material or the magnetic material contrary with electromagnet 9 magnetic, return unit 8 is for being connected to the returning pull-spring between the inwall in movable chamber 7 and gag lever post 6, the electromagnetic attraction driving body of rod 62 of "on" position lower electromagnet 9 moves and makes latch 61 connect slot 53, the action of restriction trip lever 5, now returning pull-spring is stretched, after electromagnet 9 power-off, the restoring force of returning pull-spring drives the body of rod 62 return to exit slot 53 to drive latch 61, dodge trip lever 5 action.

2, electromagnet and return unit are positioned at the same side of trip lever, when gag lever post is in and dodges position, latch and return unit are positioned at the not homonymy of trip lever, and gag lever post is metal material or the magnetic material contrary with electromagnet magnetic, and return unit is the recoil press spring be connected between electromagnet and gag lever post.The electromagnetic attraction of "on" position lower electromagnet drives the body of rod to move and makes latch connection slot, the action of restriction trip lever, now recoil press spring is compressed, after electromagnet power-off, the restoring force of recoil press spring drives body of rod return to exit slot to drive latch, dodges trip lever action.

3, electromagnet and return unit are positioned at the same side of trip lever, when gag lever post is in and dodges position, latch and return unit are positioned at the same side of trip lever, and gag lever post is the magnetic material same with electromagnet Magnetic Phase, and return unit is the returning pull-spring be connected between electromagnet and gag lever post.The electromagnetic repulsion force of "on" position lower electromagnet drives the body of rod to move and makes latch connection slot, the action of restriction trip lever, now returning pull-spring is stretched, after electromagnet power-off, the restoring force of returning pull-spring drives body of rod return to exit slot to drive latch, dodges trip lever action.

4, electromagnet and return unit are positioned at the not homonymy of trip lever, when gag lever post is in and dodges position, latch and return unit are positioned at the not homonymy of trip lever, and gag lever post is the magnetic material same with electromagnet Magnetic Phase, and return unit is the recoil press spring be connected between body and gag lever post.The electromagnetic repulsion force of "on" position lower electromagnet drives the body of rod to move and makes latch connection slot, the action of restriction trip lever, now recoil press spring is compressed, after electromagnet power-off, the restoring force of recoil press spring drives body of rod return to exit slot to drive latch, dodges trip lever action.

With reference to figure 8 and Fig. 9, induction depression bar 33 also can be provided with on hood lock 3, induction depression bar 33 and hood lock 3 are rotationally connected, in closing lid process, the locking ring 2 on cover touches induction depression bar 33, produces triggering signal after the action of induction depression bar 33, hood lock 3 ejects according to triggering signal control dead bolt 31 and is locked by cover, be provided with reduction torsion spring between induction depression bar 33 and hood lock 3, after apparatus lid opening, the restoring force of reduction torsion spring drives induction depression bar 33 to rotate reset towards hood lock 3.

During work:

With reference to figure 2, Fig. 3, Fig. 4 and Fig. 5, before washing machine start, back-moving spring 4 and return unit 8 are in the state of not stressing, after washing machine start, electromagnet 9 is energized and produces electromagnetic force, and electromagnetic force drives the body of rod 62 to move, and latch 61 inserts slot 53, in this process, return unit 8 is out of shape, and now latch 61 limits the action of trip lever 5.When there is circut breaking in washing machine in program operation process, electromagnet 9 dead electricity and electromagnetic force is disappeared, the restoring force of return unit 8 drives the body of rod 62 to move, latch 61 exits slot 53, can operate trip lever 5 by operating portion 51 to move, the drive division 52 of trip lever 5 touches reset switch 32 and is unlocked by hood lock 3, and in this process, back-moving spring 4 is out of shape, after unclamping trip lever 5, back-moving spring 4 drives trip lever 5 to reset.

Embodiment two:

A kind of washing machine, comprise body, body is provided with clothes inlet, hood lock and cover, and body arranges hood lock near the position of clothes inlet, and in washing machine running, hood lock fixes on body by hood lock.Hood lock is provided with reset switch, and body slidably connects trip lever, and trip lever has operating portion and drive division, and operating portion extends outside body.User can apply active force to operating portion and move to make trip lever, and the drive division on trip lever drives reset switch that hood lock is unlocked.

With reference to Figure 12, also on washing machine, be provided with protector, protector comprises electromagnet 9, limited block 63 and return unit 8, and what limited block 6 had the blocking position that stops trip lever 5 action and dodged trip lever 5 action dodges position.At the locating hole 54 that trip lever 5 sidewall is provided with, hood lock is by hood lock timing, locating hole 54 is relative with limited block 63, in washing machine running, electromagnet 9 is energized and produces electromagnetic force, electromagnetic force drives limited block 63 to move to locating hole 54, locating hole 54 connects limited block 63, in this process, return unit 8 is out of shape, under the stop of limited block 63, trip lever 5 cannot action, and after electromagnet 9 power-off, electromagnetic force disappears, the restoring force of return unit 8 drives limited block 63 return to exit locating hole 54, and now trip lever 5 is removable.

Above-mentioned electromagnet and return unit comprise following set-up mode:

One, with reference to Figure 12, electromagnet 9 and return unit 8 are positioned at the not homonymy of trip lever 5, when limited block 63 is in and dodges position, limited block 63 and return unit 8 are positioned at the same side of trip lever 5, limited block 63 is metal material or the magnetic material contrary with electromagnet 9 magnetic, return unit 8 is for being connected to the returning pull-spring between the inwall in movable chamber 7 and limited block 63, the electromagnetic attraction of "on" position lower electromagnet 9 drives limited block 63 to coordinate with locating hole 54, the action of restriction trip lever 5, now returning pull-spring is stretched, after electromagnet 9 power-off, the restoring force of returning pull-spring drives limited block 63 to return to dodge trip lever 5 action.

Two, electromagnet and return unit are positioned at the same side of trip lever, when limited block is in and dodges position, limited block and return unit are positioned at the same side of trip lever, and limited block is the magnetic material same with electromagnet Magnetic Phase, and return unit is the returning pull-spring be connected between electromagnet and limited block.The electromagnetic repulsion force of "on" position lower electromagnet drives limited block to connect locating hole, the action of restriction trip lever, and now returning pull-spring is stretched, and after electromagnet power-off, the restoring force of returning pull-spring drives limited block to exit locating hole, dodges trip lever action.

In the present embodiment, arranging of the structure of hood lock, the structure of trip lever and back-moving spring can reference example 1, no longer describes in detail in the present embodiment.

Embodiment three:

A kind of washing machine, comprise body, body is provided with clothes inlet, hood lock and cover, and body arranges hood lock near the position of clothes inlet, and in washing machine running, hood lock fixes on body by hood lock.Hood lock is provided with reset switch, body slidably connects trip lever, trip lever comprises operating portion and drive division, and operating portion extends outside body.User can apply active force to promote trip lever to operating portion, and the drive division on trip lever drives reset switch that hood lock is unlocked.

With reference to Figure 13, also on washing machine, be provided with protector, protector comprises electromagnet 9, limited block 64 and return unit 8, and what limited block 64 had the blocking position that stops trip lever 5 action and dodged trip lever 5 action dodges position.Block 55 is extended in trip lever 5 upper end, limited block 64 and block 55 are positioned at sustained height, the electromagnetic force that electromagnet 9 energising produces drives limited block 64 to move towards trip lever 5, in this process, return unit 8 is out of shape, limited block 64 is positioned on the moving direction of block 55, limited block 64 and block 44 offset and stop trip lever 5 action, after electromagnet 9 power-off, electromagnetic force disappears, the restoring force of return unit 8 drives limited block 64 rollback, dodge block 55 action after limited block 64 exits, now trip lever 5 is removable.

The set-up mode of electromagnet and return unit can reference example 2, and arranging of the structure of hood lock, the structure of trip lever and back-moving spring can reference example 1, no longer describes in detail in the present embodiment.

By above-described embodiment, the purpose of this utility model is reached by fully effective.The personage being familiar with this technology should be understood that the content that the utility model includes but not limited to accompanying drawing and describes in detailed description of the invention above.Any amendment not departing from function and structure principle of the present utility model all will comprise within the scope of the appended claims.

Claims (10)

1. a washing machine, comprise body and cover, described body is provided with clothes inlet, described cover is used for opening or close described clothes inlet, described body is provided with the hood lock that hood lock can be fixed on closed position, described hood lock is provided with reset switch, drive reset switch can remove the locking of hood lock to cover, it is characterized in that: described washing machine also comprises trip lever, described trip lever has operating portion and drive division, described operating portion extends to body also can drive trip lever outward, drives reset switch to make drive division.

2. a kind of washing machine according to claim 1, it is characterized in that: described body is provided with installing hole, described operating portion extends to outside body through installing hole, and described operating portion drives trip lever along installing hole axially-movable.

3. a kind of washing machine according to claim 2, is characterized in that: pull out described operating portion and can drive trip lever, drives reset switch to make described drive division; Or inwardly the described operating portion of pressing can drive trip lever, drive reset switch to make described drive division.

4. a kind of washing machine according to claim 2, is characterized in that: described trip lever is provided with back-moving spring, and described back-moving spring drives trip lever to reset.

5. a kind of washing machine according to claim 1, it is characterized in that: described washing machine also comprises the protector that can limit trip lever action under washing machine "on" position, described protector comprises electromagnet, gag lever post and return unit, described electromagnet drives the action of gag lever post restriction trip lever by electromagnetic force, and described return unit drives gag lever post to exit from restriction site under electromagnet power failure state.

6. a kind of washing machine according to claim 5, it is characterized in that: described trip lever is provided with spacing hole, described spacing hole runs through along trip lever radial direction, the latch that described gag lever post comprises the body of rod and extended by body of rod radial direction, described spacing hole hole wall is provided with slot, described electromagnet drives the latch of gag lever post to insert slot by electromagnetic force, and described return unit drives the latch of gag lever post to exit slot under electromagnet power failure state.

7. a kind of washing machine according to claim 6, is characterized in that: described spacing hole is mounting hole, and described operating portion drives in described trip lever sliding process, and described gag lever post is positioned at spacing hole at least partly and moves along spacing hole.

8. a kind of washing machine as claimed in any of claims 1 to 7, is characterized in that: described drive division comprises the snap fit established and extended by described trip lever side, and when described operating portion drives trip lever to move, described snap fit promotes reset switch.

9. a kind of washing machine as claimed in any of claims 1 to 7, it is characterized in that: described hood lock comprises dead bolt and linkage, described linkage is connected between dead bolt and reset switch, and described reset switch is by linkage and tongue linked.

10. a kind of washing machine as claimed in any of claims 1 to 7, is characterized in that: described hood lock comprises induction depression bar, touch inducing depression bar when described cover is closed, and the action of induction depression bar trigger unit cover lock is to lock cover.