CN217439722U

CN217439722U - Household appliance with door body

Info

Publication number: CN217439722U
Application number: CN202220454706.5U
Authority: CN
Inventors: 王鹏飞
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-09-16
Anticipated expiration: 2032-03-04

Abstract

The utility model provides a domestic appliance with door body, including electrical apparatus main part, the electrical apparatus door body, ejector pin, with the ejector pin directly continuous or the continuous follower of transmission, the follower has first position, second position and the third position that is close to the electrical apparatus door body gradually along with the ejector pin respectively at the in-process that moves towards the electrical apparatus door body: in a door closing state, a gap is reserved between the top door end of the ejector rod and the electric appliance door body, and the driven piece is located at a first position; in a door closing state, the driven piece gradually moves from the first position to the second position along with the further movement of the ejector rod towards the electric appliance door body; when the door is opened, the top door end of the ejector rod is abutted against the electric appliance door body to gradually open the electric appliance door body, and the driven piece moves from the second position to the third position; the lock also comprises a bolt, a lock body and an actuating piece. Compared with the prior art, the door locking device has the functions of pushing a door and locking the door, and is convenient to operate and control.

Description

Household appliance with door body

Technical Field

The utility model belongs to the technical field of domestic appliance, concretely relates to domestic appliance with a body.

Background

In the existing household appliances with door bodies, the door bodies are opened and closed manually, which is inconvenient. Therefore, people add a top door mechanism to realize automatic door opening on household appliances, like the structure disclosed in the utility model patent with 201920524863.7 'a cleaning machine with a top door mechanism' (the publication number is CN210383840U), which comprises a water tank body and a door body rotationally connected with the top edge of the water tank body, and further comprises a first inner ring, a middle ring, a first outer ring, a second inner ring, a second outer ring, a second connecting arm, a poking rod, an upper limiting column, a lower limiting column, a roller and a mandril. The manual and electric top door structure is integrated, in a power-on state, the intermediate ring can be driven by the first inner ring to complete eccentric rotation of the disc, and the top rod is driven by the roller to reciprocate up and down to complete the top door process; under the outage state, rotatable poker rod drives the outer ring of second and then the drive disc rotates, accomplishes the process of pushing up a door, and two kinds of states can not take place to interfere convenient to use when switching.

The top door mechanism has no door lock function, and for some household appliances, such as dish washers, washing machines, steam ovens and the like, in order to prevent the door body from being accidentally opened in the use process, the door lock mechanism is additionally arranged. The door lock mechanism and the top door mechanism are two independent pieces which are separately arranged, and are independently controlled to realize the unlocking action of the door lock mechanism and the top door action of the top door mechanism when the door is opened, and realize the resetting action of the top door mechanism and the locking action of the door lock mechanism when the door is closed, so that the requirement on a control program is higher, otherwise, the conditions that the door lock mechanism is still locked when the door is opened, the top door mechanism is not reset when the door is locked and the like can occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art's current situation, provide a domestic appliance with a body to be convenient for operation control when having top door and lock a function.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a household appliance with a door body comprises:

an appliance body having a chamber with an opening therein;

the electric appliance door body is arranged at the opening of the electric appliance main body and used for opening and closing the cavity;

the push rod is arranged on the electric appliance main body in a mode of moving back and forth along the length direction of the push rod, and the top door end of the push rod in the length direction is opposite to the electric appliance door body;

it is characterized by also comprising:

the driven part is directly connected or in transmission connection with the ejector rod and is respectively provided with a first position, a second position and a third position which are gradually close to the electric appliance door body along with the movement of the ejector rod towards the electric appliance door body:

in a door closing state, a gap is reserved between the top door end of the ejector rod and the electric appliance door body, and the driven piece is located at a first position;

in a door closing state, the driven piece gradually moves from the first position to the second position along with the further movement of the ejector rod towards the electric appliance door body;

under the door opening state, the top door end of the ejector rod is abutted against the electric appliance door body to gradually open the electric appliance door body, and the driven piece moves from the second position to the third position;

the bolt is connected with the electric appliance door body and is provided with a head part which faces the electric appliance main body and is staggered with the top door end of the ejector rod, and the head part of the bolt moves relative to the electric appliance main body along with the opening and closing actions of the electric appliance door body so as to be far away from or close to the electric appliance main body;

the lock body can be movably arranged on the electric appliance body and is provided with a locking part opposite to the head part of the lock bolt, when the door is closed and the driven part is positioned at the first position, the locking part moves to a locking position locked with the head part of the lock bolt under the action of external force, and when the driven part is positioned at the second position, the locking part moves to an unlocking position separated from the lock bolt under the action of the driven part moving towards the second position;

the actuating piece acts on the lock body to provide the external force, so that the locking part of the lock body always has the tendency of moving to the locking position.

Preferably, the lock body is rotatably disposed on the appliance body, when the door is closed and the follower is located at the first position, the locking portion is deflected toward the head of the lock tongue to a locking position locked with the head of the lock tongue by an external force, and when the follower is located at the second position, the locking portion is deflected away from the head of the lock tongue to an unlocking position by the follower moving toward the second position. Of course, the lock body can also be movably arranged on the electric appliance main body, the head part of the lock body close to the lock bolt moves to the locking position, and the head part far away from the lock bolt moves to the unlocking position.

Above-mentioned follower can locate the rope on the ejector pin lateral wall for one end, and the other end of rope is connected on the lock body, and the rope that moves to the second position along with the ejector pin can stimulate the lock body and rotate to the position of unblanking.

Preferably, the follower is a top block convexly arranged on the side wall of the ejector rod, the top block is provided with a first side wall for driving the lock body to rotate, the first side wall extends along the length direction of the ejector rod, and when the top block is positioned between the second position and the third position, the first side wall of the top block can movably act on the lock body, so that the locking part of the lock body is maintained at the unlocking position; when the top block is located at the first position, the first side wall of the top block releases the constraint effect on the lock body. In addition to the above, the top block may drive the locking portion of the lock body to rotate to the unlocking position only when moving to the second position (including moving from the first position to the second position and moving from the third position to the second position), and the length of the first side wall of the top block in the moving direction may be correspondingly reduced.

Preferably, the locking part of the lock body is a hook part with a C-shaped opening, and the head of the lock tongue is provided with a locking notch for the hook part to extend into after deflecting along the opening direction. Of course, the head of the lock tongue may also be a hook with a C-shaped opening, and the locking part of the lock body has a locking notch matching with the hook. The lock body can be locked with the lock tongue after rotating, and can be unlocked with the lock tongue after rotating reversely.

Furthermore, the lock body is also provided with a driving part which is opposite to the head of the lock bolt and is used for being matched with the first side wall of the top block, and a rotating part which is positioned between the driving part and the locking part and is rotationally connected with the electric appliance main body, and the driving part protrudes relative to the locking part along the opening direction of the hook part.

Furthermore, the driving part is provided with a column body, the axial direction of the column body is parallel to the rotating shaft of the lock body, and the column body is provided with an outer peripheral wall which can be opposite to and matched with the first side wall of the top block.

In each of the above aspects, it is preferable that the electric appliance further comprises a power member mounted on the electric appliance main body, and an output end of the power member acts on the push rod to drive the push rod to move in the length direction thereof.

The driving piece can be pneumatic cylinder, electronic jar etc. preferably, the power spare is driving motor, is connected with the output shaft that extends along the length direction of above-mentioned ejector pin on this driving motor's the output, is equipped with the external screw thread on the periphery wall of this output shaft, be equipped with in the ejector pin along its length direction extend, supply the output shaft to stretch into the jack wherein, be equipped with on the inner wall of this jack with above-mentioned external screw thread complex internal thread, simultaneously be equipped with on the electrical apparatus main part and be used for retraining ejector pin along with output shaft pivoted part.

In order to open the door even in the case of power failure, it is preferable that a pull rope is provided on the lock body to pull the locking portion to deflect to the unlocking position under the action of manual force.

In each of the above aspects, preferably, the actuating member is a resilient member acting on the lock body, and the resilient member always has a tendency to deflect the locking portion of the lock body toward the locking position. Besides, the actuating member may be a motor or other component capable of providing external force.

The elastic member is preferably a torsion spring fitted around the shaft of the lock body.

In each of the above solutions, preferably, the household appliance is one of a steam box, an oven, a microwave oven, a disinfection cabinet and a cleaning machine, or an integrated combination of at least two of the above devices.

Furthermore, the household appliance is a cleaning machine capable of cleaning tableware and/or fruits and vegetables, and the top of the appliance body of the cleaning machine is provided with an opening.

Compared with the prior art, the utility model has the advantages of: the driven piece capable of moving to a first position, a second position or a third position along with the ejector rod is arranged, the lock tongue, the actuating piece and the lock body are additionally arranged, when a door needs to be locked, the ejector rod drives the driven piece to be located at the first position, a gap is reserved between the top door end of the ejector rod and the electric appliance door body, and the lock body moves to a locking position under the action of the actuating piece and is locked with the lock tongue; the driven piece is driven by the ejector rod to move to a second position towards the electric appliance door body, at the moment, the electric appliance door body is still in a closed state due to the existence of the gap, but the lock body moves to an unlocking position under the action of the driven piece moving to the second position and is separated from the lock tongue, so that unlocking is realized; then, the electric appliance door body can be opened as the ejector rod further moves to a third position towards the electric appliance door body, so that in the door opening process, firstly unlocking and then ejecting the door can be realized only through the movement of the ejector rod, and the control is convenient;

in the same door closing process, the ejector pin returns to the second position by the third position, can realize that the lock body is in the state that the position of unblanking and ejector pin retract to the electrical apparatus door body can be closed, treat the closed back of the electrical apparatus door body, the ejector pin returns to first position again and can realize locking the door, so, the in-process of closing the door, this application only can realize the earlier retraction of ejector pin through the removal of ejector pin and lock the door again, is convenient for control.

And the structure is simple, and the implementation is convenient.

Drawings

Fig. 1 is a schematic structural view of the embodiment of the present invention in a door-closed state (the top block is located at the first position);

FIG. 2 is a partial cross-sectional view of the structure of FIG. 1;

fig. 3 is a schematic view of a partial structure of the embodiment of the present invention in a door-closed state (the top block is located at the first position);

fig. 4 is a schematic view of a partial structure of the embodiment of the present invention in a door-closed state (the top block is located at the second position);

fig. 5 is a schematic partial structure diagram of the embodiment of the present invention in the door-open state (the top block is located at the third position);

fig. 6 is an exploded perspective view of the embodiment of the present invention (the electric appliance body is omitted);

fig. 7 is a schematic view of an installation structure of the lock body in the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 7, for a preferred embodiment of the household appliance with a door body of the present invention, the household appliance is a cleaning machine capable of cleaning tableware and/or fruits and vegetables, and comprises an appliance main body 1, an appliance door body 2 and a door locking mechanism.

Wherein, the inside of the electric appliance main body 1 is provided with a chamber with an opening at the top.

The rear side edge of the electric appliance door body 2 is rotatably connected to the edge of the rear side of the opening of the electric appliance main body, so that the electric appliance door body 2 can be rotatably arranged at the opening of the electric appliance main body 1 up and down for opening and closing the cavity.

The top door locking mechanism comprises a top rod 3, a bolt 5, a lock body 6, an actuating piece 7, a power piece 8 and a shell 9.

The housing 9 is mounted on the front side wall of the electric appliance main body, the top wall of the housing 9 is opposite to the lower surface of the electric appliance door body 2, and a first through hole 91 and a second through hole 92 located on the right side of the first through hole 91 are formed in parallel on the top wall of the housing 9.

The push rod 3 is vertically inserted into the housing 9 in a manner of moving back and forth along the length direction (in this embodiment, the up-down direction), and the top door end 31 of the top of the push rod 3 is opposite to the second through hole 92 on the top wall of the housing 9, and can penetrate through the second through hole 92 upwards to be located on the housing 9 in the door opening state, and penetrate through the second through hole 92 downwards to be located in the housing 9 in the door closing state.

Meanwhile, the driven member 4 moving along with the push rod 3 is arranged on the side wall of the push rod 3, and in a door closing state, the driven member 4 is located at a first position (shown in fig. 2 and 3) below the top wall of the shell 9, and the top door end 31 of the push rod 3 in the first position penetrates downwards into the second through hole 92 and leaves a gap 20 with the electric appliance door body 2, so that in the door closing state, the driven member 4 in the first position can further move upwards along with the push rod 3 to a second position (shown in fig. 4) below the top wall of the shell 9; in the door-opening state, the driven member 4 further moves upward from the second position to a third position (as shown in fig. 5) below the top wall of the housing 9, and the top door end 31 of the lower ejector rod 3 in the third position penetrates upward through the second through hole 92 and abuts against the electric appliance door body 2 to open the electric appliance door body 2. In this embodiment, the follower 4 is a top block protruded on the left side wall of the jack 3, and the left side of the top block has a first side wall 41 extending in the length direction of the jack 3.

The latch 5 is connected to the electric appliance door 2 and has a head 51 facing the electric appliance body 1 and opposite to the first through hole 91 of the casing 9, the head 51 of the latch 5 passes through the first through hole 91 along with the opening and closing actions of the electric appliance door 2, and in the door opening state, the head 51 of the latch 5 upwardly passes through the first through hole 91 of the casing 9 and is located on the top wall of the casing 9, and in the door closing state, the head 51 of the latch 5 downwardly passes through the first through hole 91 of the casing 9 and is located in the casing 9. In this embodiment, the head 51 of the latch 5 is provided with a lock notch 511 penetrating in the left-right direction.

The lock body 6 is rotatably disposed in the housing 9 and located right below the first through hole 91 of the housing 9, the upper portion of the lock body has a locking portion 61 opposite to the head 51 of the latch 5, the lower portion of the lock body has a driving portion 62 opposite to the head 51 of the latch 5 and adapted to be engaged with the first sidewall 41 of the top block, and a rotating portion 63 rotatably connected to the housing 9 is disposed between the driving portion 62 and the locking portion 61 of the lock body 6. In this embodiment, the rotation shaft of the rotating portion 63 extends in the front-rear direction, and the driving portion 62 rotates to drive the locking portion 61 to rotate left and right relative to the rotation shaft; the locking part 61 is a hook part which is provided with a C-shaped opening 611 and can extend into the locking notch 511 of the bolt 5 after rotating, and the opening 611 of the hook part faces to the right; in the direction of the opening 611 of the hook, the driving portion 62 protrudes relative to the latch 61 and is opposite to the first side wall 41 of the top block. And the driving part 62 is provided with a column-shaped body 621 with a vibration damping function, the axial direction of the column-shaped body 621 is parallel to the rotating shaft of the rotating part 63, and the column-shaped body 621 is provided with an outer peripheral wall which can be opposite to and matched with the first side wall 41 of the top block.

The actuator 7 is a torsion spring acting on the rotation shaft of the rotation part 63, and the locking part 61 of the lock body 6 always has a tendency of being deflected rightward.

As shown in fig. 2 and 3, in the door-closed state and the top block is located at the first position, the top edge of the first sidewall 41 of the top block is opposite to the outer peripheral wall of the column 621 of the lock body 6, and there is no opposite acting force therebetween, or the opposite acting force therebetween is small and cannot overcome the elastic force of the torsion spring to rotate the locking portion 61 of the lock body 6 to the left, and at this time, the locking portion 61 of the lock body 6 is deflected to the right under the action of the torsion spring to the locking position with the head 51 of the locking bolt 5. As shown in fig. 4, when the follower 4 is located at the second position, the locking portion 61 is biased to the left to the unlocking position disengaged from the bolt 5 against the elastic force of the torsion spring by the first side wall 41 of the follower 4 moving toward the second position. When the top block is located between the second and third positions, the first side wall 41 of the top block acts on the outer peripheral wall of the column 621 of the lock body 6 so as to be movable up and down, thereby maintaining the locking portion 61 of the lock body 6 at the unlocking position.

Meanwhile, in order to deal with the emergency such as power failure, the locking part 61 of the lock body 6 is provided with a pull rope 64 which can pull the locking part 61 to the unlocking position under the action of manpower. The outer end of the pull cord 64 passes out of the housing 9 from the left side wall of the housing 9.

The power member 8 is mounted on the electric appliance body 1, and the output end of the power member 8 acts on the push rod 3 to drive the push rod 3 to move along the length direction thereof. Specifically, the power member 8 is a driving motor, an output end of the driving motor is connected with an output shaft 81 extending along the length direction of the ejector rod 3, an external thread 811 is arranged on the outer peripheral wall of the output shaft 81, an insertion hole 30 extending along the length direction and allowing the output shaft 81 to extend into the insertion hole is arranged in the ejector rod 3, an internal thread 32 matched with the external thread 811 is arranged on the inner wall of the insertion hole 30, and a component for restricting the ejector rod 3 to rotate along with the output shaft 81 is arranged on the housing 9. The part is a plurality of grooves which are arranged on the inner wall of the shell 9 at intervals along the circumferential direction and extend vertically, the plurality of grooves enclose a channel for the ejector rod 3 to move up and down, and the top of the channel is a second through hole 92 of the shell 9; the outer side wall of the mandril 3 is provided with a convex strip 33 matched with the groove, so that the mandril 3 can only move up and down along the channel and cannot rotate.

Claims

1. A household appliance with a door body comprises:

an appliance body (1) having a chamber with an opening therein;

the electric appliance door body (2) is arranged at the opening of the electric appliance main body (1) and is used for opening and closing the cavity;

the ejector rod (3) is arranged on the electric appliance main body (1) in a manner of moving back and forth along the length direction of the ejector rod, and a top door end (31) of the ejector rod (3) in the length direction is opposite to the electric appliance door body (2);

it is characterized by also comprising:

the driven piece (4) is directly connected or in transmission connection with the ejector rod (3) and is respectively provided with a first position, a second position and a third position which are gradually close to the electric appliance door body (2) along with the ejector rod (3) in the process of moving towards the electric appliance door body (2):

in a door closing state, a gap (20) is reserved between the top door end (31) of the top rod (3) and the electric appliance door body (2), and the driven part (4) is located at a first position;

in a door closing state, the driven piece (4) moves from the first position to the second position gradually along with the further movement of the ejector rod (3) towards the electric appliance door body (2);

under the door opening state, the top door end (31) of the ejector rod (3) is abutted against the electric appliance door body (2) to gradually open the electric appliance door body (2), and the driven piece (4) moves from the second position to the third position;

the bolt (5) is connected with the electric appliance door body (2) and is provided with a head part (51) which faces the electric appliance main body (1) and is staggered with the top door end (31) of the ejector rod (3), and the head part (51) of the bolt (5) moves relative to the electric appliance main body (1) along with the opening and closing actions of the electric appliance door body (2) so as to be far away from or close to the electric appliance main body (1);

the lock body (6) is movably arranged on the electric appliance body (1) and is provided with a locking part (61) opposite to the head part (51) of the lock bolt (5), when the door is closed and the driven part (4) is positioned at a first position, the locking part (61) moves to a locking position locked with the head part (51) of the lock bolt (5) under the action of external force, and when the driven part (4) is positioned at a second position, the locking part (61) moves to an unlocking position separated from the lock bolt (5) under the action of the driven part (4) moving towards the second position;

an actuator (7) acting on the lock body (6) to provide the external force to make the locking part (61) of the lock body (6) always have a tendency to move to the locking position.

2. The household appliance according to claim 1, wherein: the lock body (6) is rotatably arranged on the electric appliance body (1), when the door is closed and the driven piece (4) is located at the first position, the locking part (61) deflects to a locking position locked with the head (51) of the lock bolt (5) towards the head (51) of the lock bolt (5) under the action of external force, and when the driven piece (4) is located at the second position, the locking part (61) deflects to an unlocking position opposite to the head (51) of the lock bolt (5) under the action of the driven piece (4) moving towards the second position.

3. The household appliance according to claim 2, wherein: the driven piece (4) is a top block convexly arranged on the side wall of the ejector rod (3), the top block is provided with a first side wall (41) for driving the lock body (6) to rotate, the first side wall (41) extends along the length direction of the ejector rod (3), and when the top block is positioned between the second position and the third position, the first side wall (41) of the top block can movably act on the lock body (6), so that the locking part (61) of the lock body (6) is maintained at the unlocking position; when the top block is located at the first position, the first side wall (41) releases the constraint effect on the lock body (6).

4. A household appliance as claimed in claim 3, characterized in that: the locking part (61) of the lock body (6) is a hook part with a C-shaped opening (611), and a locking notch (511) which is used for the hook part to deflect along the direction of the opening (611) and then extend into is arranged on the head part (51) of the lock tongue (5).

5. The household appliance according to claim 4, wherein: the lock body (6) is also provided with a driving part (62) which is opposite to the head part (51) of the lock bolt (5) and is used for being matched with the first side wall (41) of the top block, and a rotating part (63) which is positioned between the driving part (62) and the locking part (61) and is rotationally connected with the electric appliance main body (1), and the driving part (62) protrudes relative to the locking part (61) along the direction of the opening (611) of the hook part.

6. The household appliance according to claim 5, wherein: the driving part (62) is provided with a column body (621), the axial direction of the column body (621) is parallel to the rotating shaft of the lock body (6), and the column body (621) is provided with an outer peripheral wall which can be opposite to and matched with the first side wall (41) of the top block.

7. A household appliance as claimed in any one of claims 1 to 6, wherein: the electric appliance is characterized by further comprising a power part (8) arranged on the electric appliance main body (1), wherein the output end of the power part (8) acts on the ejector rod (3) so as to drive the ejector rod (3) to move along the length direction of the ejector rod.

8. The household appliance according to claim 7, wherein: the power part (8) is a driving motor, an output shaft (81) extending along the length direction of the ejector rod (3) is connected to the output end of the driving motor, external threads (811) are arranged on the peripheral wall of the output shaft (81), a jack (30) extending along the length direction and used for the output shaft (81) to extend into the jack is arranged in the ejector rod (3), internal threads (32) matched with the external threads (811) are arranged on the inner wall of the jack (30), and meanwhile, a part used for restraining the ejector rod (3) to rotate along with the output shaft (81) is arranged on the electric appliance main body (1).

9. The household appliance according to claim 8, wherein: the lock body (6) is provided with a pull rope (64) which can pull the locking part (61) to deflect to an unlocking position under the action of manpower.

10. A household appliance as claimed in any one of claims 2 to 6, wherein: the actuating member (7) is an elastic member acting on the lock body (6) and always urges the locking portion (61) of the lock body (6) to move to the locking position.

11. The household appliance according to claim 10, wherein: the elastic piece is a torsion spring sleeved on the rotating shaft of the lock body (6).

12. A household appliance as claimed in any one of claims 1 to 6, wherein: the household appliance is one of a steam box, an oven, a microwave oven, a disinfection cabinet and a cleaning machine or an integrated combination device of at least two of the steam box, the oven, the microwave oven, the disinfection cabinet and the cleaning machine.

13. The household appliance according to claim 12, wherein: the household appliance is a cleaning machine capable of cleaning tableware and/or fruits and vegetables, and the top of an appliance body (1) of the cleaning machine is provided with an opening.