CN218234718U - Door opening mechanism for dish washer - Google Patents

Abstract

The utility model discloses a mechanism of opening door for dish washer, it includes the organism of dish washer, the organism can install a body, a serial communication port, be equipped with a rotatable couple on the door body, be equipped with first elastic component between couple and the door body, the organism is equipped with the arch, first elastic component sticiss the couple for couple and protruding cooperation hookup, install a rotating member in the organism, it is connected with a rotating member to rotate on the rotating member, the driving member rotates and is connected with a swing arm, the swing arm supports with the couple and supports and lean on, the swing arm is through rotating and press the couple, makes the couple rotate and break away from with the arch, be equipped with the second elastic component that is used for restoring to the throne the swing arm between organism and the swing arm. The utility model discloses a rotate the transmission release structure of piece and driving medium linkage conduct opening the door, simple structure, manufacturing and equipment convenience are difficult to appear opening the door the dead problem of card simultaneously.

Description

Door opening mechanism for dish washer

Technical Field

The utility model relates to a technical field is made to the dish washer, specifically is a mechanism of opening door for dish washer.

Background

The door opening structure for the existing table type dish washing machine comprises a machine body, wherein the door body structure is rotatably connected to the machine body and is very important for the dish washing machine, and an upper door and a lower door are adopted by part of manufacturers, namely, the door opening structure is a double-door structure, wherein the upper door and the lower door are connected through a transmission mechanism, and a user can simultaneously open another door under the action of the transmission mechanism while opening the upper door or the lower door. The mode that all adopts mechanical buckle to seal the organism from top to bottom, door or lower door are set up on the door plant in the unblock, this must have certain limitation to the outward appearance, destroy the wholeness of outward appearance easily, the link gear between the upper and lower door is driving medium mechanism usually, its driving medium mechanism is not only complicated in structure, it is troublesome to make, and need support upper door or lower door, its driving medium intensity requirement is high, this kind of mode of opening the door is convenience of customers's operation, but also has certain problem, be exactly the initial stage that upper door and lower door were opened simultaneously, there is mutual interference and dieback problem, cause to open the door unsmooth, influence and the leakproofness between the organism even when serious, therefore need a simple structure and the good mechanism of opening the door for dish washer of sealing performance urgently.

SUMMERY OF THE UTILITY MODEL

The utility model provides an above-mentioned technical problem, a mechanism of opening door for dish washer is provided, it is through rotating the transmission release structure of piece and driving medium linkage conduct opening the door, and simple structure, manufacturing and equipment are convenient, are difficult to appear opening the door the dead problem of card simultaneously.

The utility model adopts the technical proposal that: the utility model provides a mechanism of opening door for dish washer, it includes the organism of dish washer, the organism can install a body with opening and shutting, a serial communication port, be equipped with a rotatable couple on the body, be equipped with first elastic component between couple and the body, the organism is equipped with the arch, first elastic component sticiss the couple for couple and protruding cooperation hookup, install a rotation piece in the organism, it is connected with a transmission piece to rotate on the rotation piece, the transmission piece rotates and is connected with a swing arm, the swing arm supports with the couple and leans on, the swing arm is through rotating and pressing down the couple, makes the couple rotate and break away from with the arch, be equipped with the second elastic component that is used for the swing arm that resets between organism and the swing arm.

After the structure more than adopting, the utility model has the advantages of it is following: be equipped with the couple on the door body, couple and organism cooperation hookup, rotate a rotation and connect a transmission piece, the transmission piece bottom is rotated and is connected a swing arm, the swing arm supports and leans on the couple, it drives the transmission piece rotation to rotate through the drive, the transmission piece drives the swing arm and rotates, the swing arm is through changeing surely and pressing down the couple, make the couple break away from with the organism, thereby open a body, at this moment, the couple is replied to initial position under the effect of the elastic component that resets, when closing a body, couple and organism hookup again, and the swing arm swings under another elastic component's that resets effect and replies to initial position, make the swing arm continue to support and lean on the couple. Therefore, the hook and the machine body of the door body are unlocked through the simple mechanical transmission structure, and the unlocking mechanical transmission structure is stable in structure and easy to realize.

Preferably, be equipped with a connecting block between rotation piece and the driving medium, first mounting hole has been seted up on the connecting block, it wears to locate in the first mounting hole to rotate the piece, still be equipped with on the connecting block with the first axle center of first mounting hole coaxial direction, it is connected with first connecting seat to rotate on the first axle center, the second mounting hole has been seted up on the first connecting seat, in the second mounting hole was worn to locate to the driving medium is fixed, the revolving force that rotates the piece passed through the connecting block and gives the driving medium, and the revolving force transmission between rotation piece and the driving medium passes through the connecting block and realizes, simple structure and stability.

Preferably, the swing arm is provided with a second shaft center and a third shaft center, the second shaft center is rotatably connected with a second connecting seat, a third mounting hole is formed in the second connecting seat, the driving part is fixedly arranged in the third mounting hole in a penetrating mode, the swing arm is rotatably connected to the machine body through the third shaft center, and transmission of rotating force between the driving part and the swing arm is achieved through a simple and stable structure.

Preferably, driving medium quantity is two, is located respectively and rotates a piece both ends, and correspondingly, swing arm and couple quantity also are two, and every swing arm supports to support and leans on the couple that corresponds separately, realizes two couple hasps, strengthens hasp stability.

Preferably, a transmission block is arranged in the middle of the rotating part, the rotating part is driven to rotate by applying force to the transmission block, the transmission is fast like a key, the rotating part can be triggered to rotate only by pressing the transmission block, and the operation is light and labor-saving.

Preferably, the door body includes door and lower door, door and lower door all rotate to be connected in the organism, the couple rotationally installs in the lower door, realize the linkage through the hinge subassembly between door and the lower door, only need through unblock lower door, the door also unblock thereupon through the hinge subassembly on, realizes two designs of opening the door.

Preferably, the hinge assembly comprises a first hinge arm fixed on the upper door, a second hinge arm fixed on the lower door and a hinge seat fixed on the machine body, the hinge seat is connected with a linkage hinge arm in a rotating mode, the first hinge arm and the second hinge arm are connected through the linkage hinge arm, the hinge assembly is simple and stable in structure, and linkage unlocking between the upper door and the lower door is more stable and reliable.

Preferably, a movable shifting lever is arranged between the inching alarm module and the hook on the machine body, when the hook is hooked with the protrusion in a matching mode, the hook tightly supports against the movable shifting lever and pushes the movable shifting lever to move towards the inching alarm module, so that the movable shifting lever is in contact with a switch contact of the inching alarm module, the inching alarm module is triggered to send out a prompt signal, whether a switch door is in place or not is prompted in the using process, and safe operation is guaranteed.

Preferably, the driving lever comprises a lever body connected to the body in a sliding manner, a trigger section capable of elastically deforming is arranged at a position, close to a switch contact of the micro-alarm module, of the lever body, a stop block used for limiting excessive deformation of the trigger section is arranged on the body, and the trigger section is limited by the stop block when moving to the stop block along with the lever body and deforms due to extrusion, so that the trigger section is in contact with the switch contact to trigger an alarm, and the trigger section can be in stable contact with the switch contact to trigger information.

Drawings

Fig. 1 is a side view of the structure of the lower door of the utility model when it is closed.

Fig. 2 is a side view of the structure of the lower door of the utility model when the lower door is opened.

Fig. 3 is a side view of the structure of the lower door of the present invention when it is closed (the hinge assembly is omitted).

Fig. 4 is a structural diagram of the connection of the rotating part, the driving part and the swing arm of the present invention.

Fig. 5 is a side sectional view (omitting the hinge assembly) of the structure of the lower door of the present invention when it is closed.

Fig. 6 is an enlarged view of fig. 5 at a.

Wherein, 1, the body; 2. a door is arranged; 3. a lower door; 4. a rotating member; 5. a transmission member; 6. swinging arms; 7. hooking; 8. a first elastic member; 9. a second elastic member; 10. connecting blocks; 11. a first mounting hole; 12. a first axis; 13. a first connecting seat; 14. a second mounting hole; 15. a second axis; 16. a third axis; 17. a second connecting seat; 18. a third mounting hole; 19. a transmission block; 20. a first hinge arm; 21. a second hinge arm; 22. a hinge mount; 23. a linkage hinge arm; 24. a micro-motion alarm module; 25. a shaft body; 26. a triggering section; 27. a switch contact; 28. a limiting groove; 29. a stopper; 30. a limiting block; 31. and (4) protruding.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

The embodiment provides a mechanism of opening door for dish washer, as shown in fig. 3 and 5, it includes the organism 1 of dish washer, organism 1 rotates and is connected with a body, be equipped with couple 7 on the body, couple 7 articulates and makes couple 7 can rotate along a body on the internal wall of door, organism 1 is equipped with protruding 31 in the relevant position, couple 7 hooks protruding 31, close in order to realize a body, be equipped with first elastic component 8 on the body, 8 one end of first elastic component is fixed in on the body, the other end tightly supports on couple 7, the hook of couple 7 is located its top, and the hook upwarps, namely the hook of couple 7 is up, 8 couples of first elastic component sticiss 7, make couple 7 be in the level state of placing, its hook is then in state up, this moment because 8 sticiss couple 7 of first elastic component, make the hook buckle of couple 7 on protruding 31, form the screens, couple 7 and protruding 31 are in the cooperation hooking state promptly. For the hook between 7 and the arch 31 of unblock couple, still be equipped with release mechanism on the organism 1, release mechanism ground structure and unblock are kept away from specifically as follows, install in the organism 1 and rotate piece 4, it is connected with driving medium 5 to rotate on 4 to rotate, 5 bottoms of driving medium rotate and are connected with swing arm 6, swing arm 6 is still rotating simultaneously and is connected in organism 1, 6 one end of swing arm supports and leans on couple 7, 6 tip in the swing arm are in couple 7 top, it drives the driving medium 5 and rotates to rotate piece 4, driving medium 5 drives swing arm 6 and rotates, swing arm 6 is through rotating and pressing down couple 7, make couple 7 rotate and break away from with arch 31, thereby realize couple 7 and the 31 unblock, realize the unblock between the door body and the organism 1, the door body is for the open mode promptly.

In this embodiment, as shown in fig. 4, the rotating member 4 is a rotating shaft horizontally placed, the rotating shaft is fixed above the machine body 1 near the door body through a bearing, the transmission member 5 is a connecting rod perpendicular to the rotating shaft, the rotating shaft and the connecting rod are both rod-shaped structures, on the premise of rotation, the space occupancy rate is very low, and the rotating member is very suitable for household appliances such as a dishwasher, and the overall size of the appliance is reduced as much as possible, in this embodiment, the number of the connecting rods is two, and the connecting rods are respectively located at two ends of the rotating shaft, the end portion of the rotating shaft and the end portion of the connecting rod are fixedly connected through a connecting block 10, and a specific connection mode is that a first mounting hole 11 is formed on the connecting block 10, the end portion of the rotating member 4 is fixedly penetrated in the first mounting hole 11, the connecting block 10 is further provided with a first axis 12 coaxial with the first mounting hole 11, the connecting block is rotatably connected to the first axis 12, and the coaxial design is to ensure that the rotating force of the rotating member 4 can be transmitted to the transmission member 5 through the connecting block 10, a second mounting hole 14 is formed on the connecting block 14, that the rotating member 5 is fixedly penetrated in the second mounting hole 14, that the rotating force of the rotating member 4 is converted into a pressure of the rotating force of the rotating member 10, when the rotating member 4, the rotating member 10, and the rotating member 10, the rotating member 4 is transmitted to the rotating member 10, and the rotating member 5, thereby the rotating member 5, and the rotating force is converted into the rotating force of the rotating member 10, and the rotating member 5, thereby the rotating member 5, and the rotating member 5 is converted into the rotating member 10, and the rotating member 10, thereby the rotating member 5, and the rotating member 5.

The swing arm 6 is provided with a second axle center 15 and a third axle center 16, the second axle center 15 is rotatably connected with a second connecting seat 17, the second connecting seat 17 is provided with a third mounting hole 18, the driving piece 5 is fixedly arranged in the third mounting hole 18 in a penetrating way, the swing arm 6 is rotatably connected on the machine body 1 through the third axle center 16, so that the swing arm 6 connected at the bottom of the driving piece 5 is pressed by the driving piece 5 to realize swinging, because the swing arm 6 is rotatably fixed on the machine body 1, the swing arm 6 is pressed by the driving piece 5 to swing, the swing arm 6 presses the hook 7 to enable the hook 7 to rotate, the hook 7 is separated from the bulge 31 on the machine body 1, when the rotating force of the rotating piece 4 is released, the restoring force of the first elastic piece 8 restores the hook 7 to the original position, it needs to be explained that after the hook 7 is restored, the swing arm 6 also needs to be restored to the initial position, at this moment, a second elastic piece 9 is arranged on the machine body 1, the second elastic piece 9 is an S-shaped pressure spring, one end of the second elastic piece is fixed on the machine body 1, the other end of the second elastic piece tightly supports the swing arm 6, the restoring force of the second elastic piece 9 tightly presses the swing arm 6, so that the swing arm 6 rotates to the initial position, a limiting block is arranged at the position, close to the swing arm 6, of the machine body 1, and the swing arm 6 is close to the limiting block when returning to the initial position, after the swing arm 6 is restored, the second elastic piece 9 is in a compressed working state.

It should be noted that the end portion of the swing arm 6 close to the hook 7 includes panels located on both sides, and the two panels are fixedly connected through a reinforcing rib or a connecting rib, so that the contact area between the swing arm 6 and the hook 7 is increased when the swing arm is pressed down conveniently, and the second elastic member 9 adopts a reed with an S-shaped longitudinal section, one end of the reed is fixed on the machine body 1, and the other end of the reed is just tightly abutted to the reinforcing rib or the connecting rib in the middle of the two panels, so that the second elastic member 9 is fixed conveniently.

In addition, the door body can include an upper door 2 and a lower door 3, both the upper door 2 and the lower door 3 are rotatably connected to the machine body 1, usually, a hook 7 is rotatably mounted on the lower door 3, and the upper door 2 and the lower door 3 are linked through a hinge assembly, that is, the lower door 3 is a driving door and the upper door 2 is a driven door.

As shown in fig. 1 and 2, the hinge assembly includes a first hinge arm 20, a second hinge arm 21 and a hinge seat 22, the first hinge arm 20 is fixed to the upper door 2, the second hinge arm 21 is fixed to the lower door 3, the hinge seat 22 is fixed to the machine body 1, the hinge seat 22 is rotatably connected to a linkage hinge arm 23, the first hinge arm 20 and the second hinge arm 21 are connected by the linkage hinge arm 23, the linkage hinge arm 23 is driven by the second hinge arm 21 to rotate by rotating the second hinge arm 21, the linkage hinge arm 23 drives the first hinge arm 20, and the first hinge arm 20 drives the upper door 2 to rotate, so as to open the upper door 2.

A micro-motion alarm module 24 is arranged on the machine body 1, a sliding shifting lever is arranged on the machine body 1 between the micro-motion alarm module 24 and the hook 7, as shown in fig. 6, the shifting lever comprises a lever body 25, in the embodiment, the machine body 1 is provided with a limit groove 28 for accommodating the lever body 25, the limit groove 28 is vertically arranged, so that the lever body 25 arranged in the limit groove 28 is vertical to the hook 7 and is arranged above the hook 7, the lever body 25 can reciprocate along the limit groove 28, a trigger section 26 capable of elastic deformation is arranged at the position of the lever body 25, which is close to a switch contact 27 of the micro-motion alarm module 24, a stop 29 for limiting the trigger section 26 is arranged at the position of the limit groove 28, which is close to the trigger section 26, when the hook 7 is in matched hooking with the bulge 31, a curved surface on the top surface of the hook 7 tightly abuts against and pushes the lever body 25 to move, when the rod body 25 moves to the bottom of the limit groove 28, the trigger section 26 just abuts against the stop 29, the trigger section 26 is extruded and deformed, because the trigger section 26 is bent towards the outside, when the trigger section 26 is extruded, the bent surface only needs to be slightly deformed and can directly contact with the switch contact 27 of the micro-motion alarm module 24, so that the micro-motion alarm module 24 is triggered to generate alarm prompt, after the hook 7 is completely hooked to the protrusion 31, the bent surface of the hook 7 is staggered with the rod body 25, because the trigger section 26 has elastic deformation and needs to be restored to the original shape, the rod body 25 returns to the initial position under the restoring force of the trigger section 26, at the moment, the elastic deformation of the trigger section 26 is also restored, and the trigger section 26 and the switch contact 27 are separated again,

in this embodiment, the guiding inclined plane of the hook 7 faces upward, and the hooking surface formed by the guiding inclined plane is convex, that is, the hooking surface of the hook 7 is convex upward, so that the hooking surface can tightly support the bottom of the rod body 25, and the jacking rod body 25 can be quickly moved.

In another embodiment, the number of the transmission parts 5 is two, the transmission parts are respectively located at two ends of the rotating part 4, correspondingly, the number of the swing arms 6 is also two, the number of the hooks 7 is also two, correspondingly, the hooks 7 are respectively located at two sides of the door body, so that two sides of the door body can be simultaneously locked, and the opening and closing stability of the door body is realized.

The middle position of the rotating part 4 is provided with a transmission block 19, the transmission block 19 drives the rotating part 4 to rotate by applying force, that is, the transmission block 19 is equivalent to a key for triggering the rotating part 4 to rotate.

It should be noted that the key, that is, the downward pressing force of the transmission block 19 is converted into a rotating force through the transmission block 19, and when the force application point is not in the middle of the key, the latches on the two sides of the door body can be unlocked at the same time; when the force application point is not in the middle of the key, the lock catch on one side of the door is easy to unlock, so that repeated unlocking is required, and inconvenience is brought

The working principle of the utility model is that when the door is closed, the door body is pushed by hand and is firstly attracted with the machine body 1 and is in a closed state, but the door body has a certain angle with the closed state, at the moment, the force application door body rotates to close the door body, the hook 7 of the door body hooks the bulge 31 positioned in the machine body 1 under the action of the guide inclined plane, the hook surface of the hook 7 pushes the shift lever to move upwards, the trigger section 26 of the shift lever is abutted against the limiting groove 28, so that the trigger section 26 generates certain deformation to be in contact with the switch contact 27 of the micro-motion alarm module 24, and the micro-motion alarm module 24 sends out a signal that the door body is closed; when opening the door, press transmission piece 19, transmission piece 19 drives and rotates 4 rotations, rotates 4 and drives driving medium 5 and push down, and driving medium 5 pushes down swing arm 6 for swing arm 6 rotates, and swing arm 6 pushes down couple 7, makes couple 7 rotate, thereby makes couple 7 break away from in arch 31, and couple 7 resets rapidly under the effect of first elastic component 8 simultaneously, and swing arm 6 also resets rapidly under the effect of second elastic component 9.

When the door body comprises an upper door 2 and a lower door 3, namely a double door is opened, when the door is closed, the lower door 3 is pushed by hand, the upper door 2 is firstly attracted with the machine body 1 under the action of a hinge assembly and is in a closed state, but a certain angle is formed between the lower door 3 and the closed state, at the moment, the lower door 3 is rotated by applying force to close the lower door 3, a hook 7 of the lower door 3 is hooked with a bulge 31 under the action of a guide inclined plane of the hook 7, meanwhile, the hook 7 pushes a deflector rod to move, a trigger section 26 of the deflector rod is contacted with a switch contact 27 of a micro-motion alarm module 24, and the micro-motion alarm module 24 sends a signal that the door body is closed; when opening the door, press transmission piece 19, transmission piece 19 drives and rotates 4, it drives transmission piece 5 and pushes down to rotate 4, transmission piece 5 pushes down swing arm 6, make swing arm 6 rotate, swing arm 6 pushes down couple 7, make couple 7 rotate, finally make couple 7 and arch 31 break away from, realize that lower door 3 opens, couple 7 resets rapidly under the effect of first elastic component 8 simultaneously, then continue to break off with the fingers and thumb lower door 3, alright open upper door 2 simultaneously under the effect of hinge subassembly.

While the above is directed to the preferred embodiment of the present invention, it is not intended that it be limited, except as by the appended claims. The present invention is not limited to the above embodiments, and the specific structure thereof allows for changes, all the changes made within the protection scope of the independent claims of the present invention are within the protection scope of the present invention.

Claims (9)

1. The utility model provides a mechanism of opening door for dish washer, it includes organism (1) of dish washer, the door body can be installed to organism (1) with opening and shutting, a serial communication port, be equipped with a rotatable couple (7) on the door body, be equipped with first elastic component (8) between couple (7) and the door body, organism (1) is equipped with protruding (31), first elastic component (8) sticiss couple (7) for couple (7) and protruding (31) cooperation hookup, install a rotation piece (4) in organism (1), it is connected with a driving part (5) to rotate on rotating piece (4), driving part (5) rotate and are connected with a swing arm (6), swing arm (6) and couple (7) support and lean on, swing arm (6) press couple (7) through rotating for couple (7) rotate and break away from with protruding (31), be equipped with second elastic component (9) that are used for the swing arm (6) that resets between organism (1) and swing arm (6).

2. The door opening mechanism for a dishwasher according to claim 1, wherein: rotate and be equipped with a connecting block (10) between piece (4) and driving medium (5), first mounting hole (11) have been seted up on connecting block (10), rotate piece (4) and fix and wear to locate in first mounting hole (11), still be equipped with on connecting block (10) with first mounting hole (11) with axial first axle center (12), it is connected with first connecting seat (13) to rotate on first axle center (12), second mounting hole (14) have been seted up on first connecting seat (13), driving medium (5) are fixed to wear to locate in second mounting hole (14).

3. The door opening mechanism for a dishwasher according to claim 2, wherein: be equipped with second axle center (15) and third axle center (16) on swing arm (6), it is connected with second connecting seat (17) to rotate on second axle center (15), it has third mounting hole (18) to open on second connecting seat (17), driving medium (5) are fixed to be worn to locate in third mounting hole (18), swing arm (6) rotate through third axle center (16) and connect on organism (1).

4. The door opening mechanism for the dish washer according to claim 3, wherein: the number of the transmission pieces (5) is two, the two transmission pieces are respectively positioned at two ends of the rotation piece (4), and correspondingly, the number of the swing arms (6) is also two.

5. The door opening mechanism for the dish washer according to claim 4, wherein: a transmission block (19) is arranged in the middle of the rotating part (4), and the rotating part (4) is driven to rotate by applying force to the transmission block (19).

6. The door opening mechanism for the dish washer according to claim 1, wherein: the door body comprises an upper door (2) and a lower door (3), the upper door (2) and the lower door (3) are both rotationally connected to the machine body (1), the hook (7) is fixed on the lower door (3), and linkage is achieved between the upper door (2) and the lower door (3) through a hinge assembly.

7. The door opening mechanism for a dishwasher according to claim 6, wherein: the hinge assembly comprises a first hinge arm (20) fixed on the upper door (2), a second hinge arm (21) fixed on the lower door (3) and a hinge seat (22) fixed on the machine body (1), wherein a linkage hinge arm (23) is connected to the hinge seat (22) in a rotating mode, and the first hinge arm (20) and the second hinge arm (21) are connected through the linkage hinge arm (23).

8. The door opening mechanism for a dishwasher according to claim 1, wherein: be equipped with a fine motion alarm module (24) on organism (1), it is equipped with a movable driving lever to lie in between fine motion alarm module (24) and couple (7) on organism (1), when couple (7) and arch (31) cooperation hookup, couple (7) are tightly supported and are promoted activity driving lever and remove towards fine motion alarm module (24) for the activity driving lever contacts switch contact (27) of fine motion alarm module (24), thereby triggers fine motion alarm module (24) and sends cue signal.

9. The door opening mechanism for the dish washer according to claim 8, wherein: the poking rod comprises a rod body (25) which is connected to the machine body (1) in a sliding mode, a triggering section (26) which can deform elastically is arranged at the position, close to a switch contact (27) of the micro-motion alarm module (24), of the rod body (25), and a stop block (29) which is used for limiting the excessive deformation of the triggering section (26) is arranged on the machine body (1).

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