CN112932379A - Dish washing machine - Google Patents

Abstract

The invention discloses a dishwasher, which comprises: the washing machine comprises a machine body, a washing machine body and a control device, wherein the machine body is provided with a washing cavity and a limiting part; the door body is pivotally arranged on the machine body to open and close the washing cavity; locating component, locating component includes the extension spring, first stay cord, second stay cord and spacing cooperation portion, and the one end of extension spring links to each other with the one end of first stay cord, and the other end of spacing cooperation portion and first stay cord and the one end of second stay cord link to each other, and the other end of second stay cord links to each other with the door body, and spacing cooperation portion is located one side of the spacing portion that is close to the door body, and wherein, under the state that the washing chamber was closed to the door body, the second stay cord was in lax state and spacing cooperation portion and spacing portion counterbalance. According to the dish washing machine disclosed by the embodiment of the invention, the door body can be positioned, the drying effect and the drying efficiency of the dish washing machine are favorably improved, the temperature in a rinsing stage is reduced, the energy consumption and the production cost are reduced, the door can be quickly closed, and the operation is convenient and quick.

Description

Dish washing machine

Technical Field

The invention relates to the technical field of kitchen appliances, in particular to a dish washing machine.

Background

Currently, with the gradual expansion of the dishwasher market and the improvement of the cognition of consumers, basic performance parameters such as cleaning, drying, energy consumption, water consumption and the like are more and more concerned by the consumers. In the related art, the dish washing machine achieves cleaning through high-temperature heating, and meanwhile, drying is carried out through the final rinsing waste heat, the higher the temperature is, the better the drying effect is, but correspondingly, the potential safety hazard of high-temperature water spraying during the door opening of the operation process is also brought, and the problem of energy consumption is raised.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. To this end, an object of the present invention is to propose a dishwasher which has a high drying efficiency and is advantageous for reducing energy consumption.

A dishwasher according to an embodiment of the present invention includes: the washing machine comprises a machine body, a washing machine body and a control device, wherein the machine body is provided with a washing cavity and a limiting part; the door body is pivotally arranged on the machine body to open and close the washing cavity; locating component, locating component includes extension spring, first stay cord, second stay cord and spacing cooperation portion, the one end of extension spring with the one end of first stay cord links to each other, spacing cooperation portion with the other end of first stay cord with the one end of second stay cord links to each other, the other end of second stay cord with the door body links to each other, spacing cooperation portion is located spacing portion is close to one side of the door body, wherein the door body is closed under the state in washing chamber, the second stay cord is in lax state just spacing cooperation portion with spacing portion offsets.

According to the dish washing machine provided by the embodiment of the invention, the door body can be positioned by arranging the positioning assembly, so that the drying effect and the drying efficiency of the dish washing machine are improved, the temperature in a rinsing stage is reduced, the energy consumption and the production cost are reduced, the door can be quickly closed, and the operation is convenient and quick.

In addition, the dishwasher according to the above embodiment of the present invention may further have the following additional technical features:

according to some embodiments of the invention, in a state that the door body opens the washing chamber, the first pull rope is in a tensioned state and the limit matching part abuts against the limit part, so that the door body is at a preset door opening angle.

According to some embodiments of the invention, in a state that the door body opens the washing chamber, the first pull rope is in a tensioned state, the limit matching part is separated from the limit part, and the tension spring is in a stretched state so that the door body is at any door opening angle larger than the preset door opening angle.

According to some embodiments of the invention, when the door body is in the predetermined door opening angle state, the distance between the end of the door body far away from the pivot axis and the machine body is 80mm-120 mm.

According to some embodiments of the invention, the stopper portion has a stopper groove, and the first pulling rope is movably located in the stopper groove.

According to some embodiments of the invention, the positioning assembly further comprises: the guide wheel is mounted on the machine body, and the first pull rope and/or the second pull rope are/is wound on the guide wheel.

According to some embodiments of the invention, the second pull cord is wound around the guide wheel, and the positioning assembly further comprises: the anti-falling part is arranged on the machine body, and comprises a first anti-falling part which is positioned on one side of the second pull rope, which faces away from the machine body; and/or the anti-falling part comprises a second anti-falling part which is positioned on one side of the second pull rope, which faces away from the guide wheel; and/or the anti-dropping parts are multiple, and at least two anti-dropping parts are respectively positioned at two sides of the guide wheel in the extending direction of the second pull rope.

According to some embodiments of the present invention, the body is provided with a plurality of first fixing portions distributed along a front-rear direction, and the limiting portion is alternatively inserted into one of the first fixing portions; and/or the machine body is provided with a plurality of fixing parts, and one end of the tension spring is alternatively connected with one of the fixing parts.

According to some embodiments of the invention, the dishwasher further comprises: the door lock assembly is used for locking the door body and the machine body; the automatic door opening assembly comprises a shell, a wax motor, an ejector rod and a pressure spring, wherein the wax motor, the ejector rod and the pressure spring are arranged in the shell, the shell is arranged between the door body and one of the machine bodies, one end of the pressure spring abuts against the shell, the wax motor is arranged at the other end of the pressure spring and one end of the ejector rod, and the other end of the ejector rod is suitable for extending out of the shell to apply thrust to the door body and the other of the machine bodies so as to drive the door lock assembly to be unlocked.

According to some embodiments of the invention, the body comprises: an inner container having the washing chamber; the base is arranged below the inner container, and the positioning assembly is arranged on the base; a cup integrally formed with the base.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a front view of a dishwasher according to an embodiment of the present invention, in which a door body is closed;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged schematic view of FIG. 2 at circle B;

FIG. 4 is a schematic structural view of a dishwasher according to an embodiment of the present invention, in which a door is closed;

FIG. 5 is a right side view of the dishwasher according to an embodiment of the present invention, in which the door body is closed;

FIG. 6 is a sectional view of a dishwasher according to an embodiment of the present invention, in which a door body is at a predetermined door opening angle;

FIG. 7 is an enlarged schematic view of FIG. 6 at circle C;

FIG. 8 is a schematic structural view of a dishwasher according to an embodiment of the present invention, in which a door body is at a predetermined door opening angle;

FIG. 9 is a right side view of the dishwasher according to an embodiment of the present invention, in which the door body is at a predetermined door opening angle;

FIG. 10 is a schematic view of a mating structure of a base and positioning assembly of a dishwasher in accordance with an embodiment of the present invention;

FIG. 11 is an enlarged schematic view of FIG. 10 at circle D;

FIG. 12 is an enlarged schematic view of FIG. 10 at circle E;

FIG. 13 is an enlarged schematic view of FIG. 10 at circle F;

FIG. 14 is a right side view of the base and positioning assembly of the dishwasher in accordance with an embodiment of the present invention;

FIG. 15 is a schematic structural view of an automatic door opening assembly of a dishwasher according to an embodiment of the present invention;

FIG. 16 is a sectional view taken along line G-G of FIG. 15;

fig. 17 is an exploded view of an automatic door opening assembly of a dishwasher according to an embodiment of the present invention.

Reference numerals:

a dishwasher 100;

a body 10; a stopper 11; a limiting groove 111; a first fixed portion 12; the protrusions 121; a second fixed portion 13; an inner container 14; a base 15; a water cup 16;

a door body 20; a hook 21;

a positioning assembly 30; a tension spring 31; an insert plate 311; a first pull cord 32; a second cord 33; a limit fitting portion 34; a guide wheel 35; a release prevention member 36; a first retaining portion 361; the second retaining portion 362;

an automatic door opening assembly 40; a housing 41; an upper case 411; a lower case 412; a wax motor 42; a top bar 43; a compression spring 44.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

In the description of the present invention, "a first feature" or "a second feature" may include one or more of the features, and "a plurality" means two or more, and the first feature may be "on" or "under" the second feature, and may include the first and second features being in direct contact, or may include the first and second features being not in direct contact but being in contact with another feature therebetween, and the first feature being "on", "above" and "above" the second feature may include the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is higher in level than the second feature.

The following describes a dishwasher 100 according to an embodiment of the present invention with reference to the accompanying drawings.

Referring to fig. 1 to 9, a dishwasher 100 according to an embodiment of the present invention may include a body 10 and a door 20, the door 20 being capable of being opened and closed. In some embodiments, the machine body 10 may have a washing chamber, and the door body 20 may be pivotally mounted to the machine body 10 to open and close the washing chamber. During the washing process of the dishwasher 100, the door 20 is in a closed state as shown in fig. 1 to 5. When a user takes and puts tableware, the door body 20 can form an angle of 90 degrees with the plane where the taking and putting opening of the washing cavity is located, so that the taking and putting opening is completely opened.

In addition, the door 20 may be in an open state as shown in fig. 6 to 9, and at a certain opening angle, one end of the door 20 away from the pivot axis (e.g., the upper end shown in fig. 9) is spaced apart from the machine body 10 by a certain distance, so that a certain degree of air convection can occur between the washing chamber and the outside. From this, be in the drying stage at dish washer 100, door body 20 is in the state of opening, makes the high temperature moisture in the washing intracavity discharge to the external world fast through getting put the mouth to improve the drying efficiency of tableware, thereby can reduce the temperature in rinsing stage, in order to reach the purpose that reduces dish washer 100 energy consumption, and avoid the potential safety hazard of the high temperature water spray of opening the door in the operation process, realize better drying effect simultaneously.

In some embodiments, referring to fig. 5, 9, and 10-14, the dishwasher 100 may further include a positioning assembly 30, where the positioning assembly 30 is capable of positioning the door 20 when the door 20 is in the open state, so as to maintain the door 20 at a desired door opening angle according to needs (e.g., during a drying stage).

The specific structure of the positioning assembly 30 according to some embodiments of the present invention is described below with reference to the accompanying drawings.

As shown in fig. 5, 9, and 10 to 14, the body 10 is provided with a stopper portion 11. The positioning assembly 30 comprises a tension spring 31, a first pull rope 32, a second pull rope 33 and a limit matching part 34. One end of the tension spring 31 is connected with one end of the first pull rope 32, the other end of the first pull rope 32 is connected with the limit matching portion 34, one end of the second pull rope 33 is connected with the limit matching portion 34, so that the first pull rope 32 and the second pull rope 33 can move together, and the other end of the second pull rope 33 is connected with the door body 20. The limit fitting part 34 is located on one side of the limit part 11 close to the door body 20. As shown in fig. 5 and 11, the stopper fitting portion 34 is located on the front side of the stopper portion 11.

In a state where the door 20 closes the washing compartment, as shown in fig. 1 to 5, the second rope 33 may be in a slack state, and the limit engagement portion 34 may abut against the limit portion 11. In the door closing state, the second pull rope 33 has no pretightening force under the action of the limiting part 11 and the limiting matching part 34; when the door body 20 needs to be opened, for example, when a door lock assembly for locking the machine body 10 and the door body 20 is unlocked, the door body 20 is not pulled by the second pull rope 33, and the door body 20 rotates relative to the machine body 10 under the action of gravity center of gravity of the self-weight to open the washing cavity, so that the washing cavity can be communicated with the outside. In some embodiments, the second pulling rope 33 is in a relaxed state, and the tension spring 31 may be in a stretched state due to the abutting of the position-limiting portion 11 and the position-limiting engagement portion 34, and the first pulling rope 32 is in a tightened state and provides a pulling force to the position-limiting portion 11.

As the door body 20 rotates, the second rope 33 is gradually stretched, and when the door body 20 rotates to a certain door opening angle, as shown in fig. 1-5, the second rope 33 is switched from a slack state to a tight state, and under the combined action of the second rope 33, the first rope 32, the tension spring 31 and the self weight of the door body 20, the door body 20 can be kept in balance at the required door opening angle.

As shown in fig. 1 to 5, when the second pull rope 33 is switched to the initial state of the tightened state, the initial distance is released, the length of the pull rope of the tension spring 31 is not changed, and the limit engaging portion 34 is still abutted against the limit portion 11, so that the door body 20 can be maintained at the predetermined opening angle. The door 20 is usually kept in an open state for a certain period of time after being opened, and for example, in a drying stage, the door 20 is kept in a position as shown in fig. 6 in order to dry the dishes sufficiently. The door body 20 is kept at a preset door opening angle through the positioning assembly 30, power consumption is not needed, energy consumption is reduced, the structure is simple, cost is low, the structure of the dish washing machine 100 is simplified, and production cost is reduced. When the door needs to be closed, only the gravity of the door body 20 needs to be overcome, so that the door is closed quickly, and the operation is more convenient and quicker.

The first cord 32 and the second cord 33 may be two cords or may be one cord, and the stopper engagement portion 34 is attached to the cord so as to divide the cord into two parts.

In the embodiment of the present invention, the predetermined door opening angle may be flexibly set according to the actual conditions of the self weight of the door body 20, the drying requirement, etc., and may be adjusted by changing the length of the second rope 33, the setting position of the limit engaging portion 34, the fixing position of the limit portion 11, etc.

In some embodiments, in the state that the door body 20 is at the predetermined door opening angle, as shown in fig. 9, the distance L between the end (e.g., the upper end shown in fig. 9) of the door body 20 away from the pivot axis and the machine body 10 is 80mm-120mm, i.e., 80mm ≦ L ≦ 120 mm. If the distance L is too small, the convection effect between the washing chamber and the external air is poor, which is not beneficial to improving the drying efficiency, and if the distance L is too large, which is not beneficial to keeping the balance of the door body 20. Within the distance range, the drying efficiency is high, the drying effect is good, and the energy consumption can be obviously reduced. In some embodiments, the distance L may be 80mm, 90mm, 100mm, 110mm, 120mm, and the like.

According to some embodiments of the present invention, in a state that the door 20 opens the washing chamber, a user may control the door 20 to rotate as needed to further increase the door opening angle, i.e., make the door opening angle greater than a predetermined door opening angle. At this time, the first pulling rope 32 may be in a tightened state, the limit matching portion 34 may be separated from the limit portion 11, and the tension spring 31 is in a stretched state to provide tension to the door body 20, so that the door body 20 can reach a balanced state at any door opening angle greater than the predetermined door opening angle.

In some embodiments, when the door 20 is closed, the door 20 may be parallel to a plane of the access opening of the washing chamber, so as to seal the access opening.

According to the dishwasher 100 provided by the embodiment of the invention, the positioning component 30 is arranged, so that the door body 20 can be positioned, the drying effect and the drying efficiency of the dishwasher 100 can be improved, the temperature in the rinsing stage can be reduced, the energy consumption and the production cost can be reduced, the door can be closed quickly, and the operation is convenient and quick.

In some embodiments of the present invention, as shown in fig. 10 and 11, the limiting portion 11 may have a limiting groove 111, the first pulling rope 32 may be movably located in the limiting groove 111, the limiting groove 111 may not only avoid the first pulling rope 32 so as to facilitate the connection between the first pulling rope 32 and the tension spring 31 and the limiting engagement portion 34, but also the limiting groove 111 may guide and limit the first pulling rope 32, so as to prevent the first pulling rope 32 from being dislocated to affect the positioning of the door body 20.

In some embodiments, as shown in fig. 11, the body 10 is provided with a plurality of first fixing portions 12, the plurality of first fixing portions 12 are distributed along the front-back direction, and the limiting portion 11 can be alternatively connected to one of the first fixing portions 12. The limit portion 11 is connected to different first fixing portions 12, and when the limit engaging portion 34 abuts against the limit portion 11, the position of the limit engaging portion 34 in the front-rear direction is made different, so that the releasable distance when the second cord 33 is switched from the slack state to the taut state is made different, thereby making the predetermined door opening angle of the door body 20 different.

In some embodiments, as shown in fig. 11, the body 10 is provided with a plurality of protrusion pairs, the protrusion pairs are distributed along the front-back direction, each protrusion pair includes two protrusions 121 spaced apart along the up-down direction, and a distance between the two protrusions 121 is greater than a dimension of the position-limiting engagement portion 34 along the up-down direction, so that the position-limiting engagement portion 34 moves back and forth; the clearance between two adjacent protruding pairs forms first fixed part 12, and spacing 11 is the limiting plate that has spacing groove 111, and spacing groove 111 is greater than spacing cooperation portion 34 along the size of upper and lower direction along the limiting plate of upper and lower direction, and the limiting plate can insert in the clearance between two adjacent protruding pairs.

Note that, fig. 11 shows an example in which the stopper portion 11 is connected to two different first fixing portions 12 at the same time, instead of providing two stopper portions 11 at the same time.

In some embodiments, as shown in fig. 12, the machine body 10 may be provided with a plurality of second fixing portions 13, and one end of the tension spring 31 may be alternatively connected to one of the second fixing portions 13, so that the distance between one end of the tension spring 31 and the limiting portion 11 is different, thereby adjusting the initial tension of the tension spring 31 to meet the requirement of balancing the door bodies 20 with different weights.

In some embodiments, as shown in fig. 12, an insertion plate 311 is disposed at one end of the tension spring 31, the second fixing portion 13 is a slot formed in the machine body 10, the slots are distributed at intervals in the front-back direction, and the insertion plate 311 can be inserted into the slot to realize multi-stage fixing of the tension spring 31.

According to some embodiments of the present invention, as shown in fig. 5, 9, 13-14, the positioning assembly 30 may further include at least one guide wheel 35, the guide wheel 35 being mounted to the body 10 and formed as a roller for rolling the rope. In the embodiment where the guide pulley 35 is one, the first rope 32 or the second rope 33 is wound around the guide pulley 35; in the embodiment where the guide pulley 35 is plural, the first rope 32 or the second rope 33 is wound around each guide pulley 35 to guide the ropes.

In some embodiments, as shown in fig. 13 and 14, the positioning assembly 30 includes two guide wheels 35, the two guide wheels 35 are spaced apart from each other in the front-rear direction, a guide groove is formed on the outer peripheral surface of each guide wheel 35, the first pulling rope 32 and the second pulling rope 33 are respectively wound around the guide grooves of the two guide wheels 35, and the position-limiting portion 11 and the position-limiting engagement portion 34 are located between the two guide wheels 35 in the front-rear direction. Not only lead to the stay cord through two leading wheels 35, the stay cord extending direction's of still being convenient for control makes spatial arrangement more reasonable.

In some embodiments of the present invention, as shown in fig. 13 and 14, the second cord 33 is wound around a guide wheel 35. The second cord 33 is easily pulled out from the guide pulley 35 in consideration of the slack state when the door 20 is closed. Therefore, the positioning assembly 30 further includes a separation preventing member 36, the separation preventing member 36 is mounted on the machine body 10, and the separation preventing member 36 can limit the position of the second pull rope 33 to prevent the second pull rope 33 from separating from the guide wheel 35, so as to ensure that the door body 20 can be kept at a predetermined opening angle each time it is opened.

In some embodiments, as shown in fig. 13, the retaining member 36 may include a first retaining portion 361, the first retaining portion 361 is located on a side (e.g., a right side in fig. 13) of the second rope 33 facing away from the machine body 10, and the first retaining portion 361 cooperates with the machine body 10 to limit the second rope 33 in an axial direction of the guide wheel 35, so as to achieve a retaining effect.

In some embodiments, as shown in fig. 13, the retaining member 36 may include a second retaining portion 362, the second retaining portion 362 is located on a side of the second rope 33 facing away from the guide wheel 35 (for example, as shown in fig. 13, the guide wheel 35 is located on an upper side of the second rope 33, and the second retaining portion 362 is located on a lower side of the second rope 33), and a bottom wall of the guide groove and the second retaining portion 362 limit the second rope 33 in a radial direction of the guide wheel 35, so as to achieve the retaining function.

In some embodiments, the retaining member 36 includes a fastening member and a limiting piece connected to the machine body 10 by the fastening member, wherein the limiting piece is formed as a first retaining portion 361, and a shaft of the fastening member is formed as a second retaining portion 362.

In some embodiments, as shown in fig. 13, the retaining member 36 may be multiple, and at least two retaining members 36 are respectively located on both sides of the guide wheel 35 in the extending direction of the second rope 33 (for example, as shown in fig. 13, two retaining members 36 are respectively located on the front side and the rear side of the guide wheel 35) to improve the retaining effect.

According to some embodiments of the present invention, the dishwasher 100 further comprises a door lock assembly and an automatic door opening assembly 40. The door lock assembly is used for locking the machine body 10 and the door body 20, the automatic door opening assembly 40 is used for driving the door lock assembly to unlock so as to realize automatic door opening, and the dishwasher 100 has an automatic door opening function, does not need manual operation of a user, and is more convenient to use. Of course, the user can also open the door manually according to the actual situation.

In some embodiments, as shown in fig. 15-17, the automatic door opening assembly 40 may include a housing 41, a wax motor 42, a push rod 43, and a compression spring 44, with the wax motor 42, the push rod 43, and the compression spring 44 being mounted within the housing 41. The housing 41 is mounted on the machine body 10, one end of the compression spring 44 abuts against the housing 41, and the wax motor 42 is disposed between the other end of the compression spring 44 and one end of the plunger 43.

After the door body 20 is opened or the door body 20 is closed, as shown in fig. 2 and 3, the wax motor 42 can be powered off, the balance of the door body 20 is kept through the positioning assembly 30, the automatic door opening assembly 40 does not need to be continuously powered on, energy consumption is reduced, and the service life of the automatic door opening assembly 40 is prolonged. As shown in fig. 6 and 7, after the wax motor 42 is electrified and heated to expand, the push rod 43 can be driven to move, so that the other end of the push rod 43 can extend out of the shell 41 to apply a pushing force to the door body 20, thereby driving the door lock assembly to unlock. In addition, after the wax motor 42 drives the ejector rod 43 to move to the limit position, the pressure spring 44 can be compressed, and the pressure spring 44 can play a role in buffering and adjusting deviation, so that the structural reliability of the automatic door opening assembly 40 is ensured, and the production cost is favorably reduced.

In some embodiments, the wax motor 42 drives the plunger 43 to reciprocate by a stroke of 10mm to 80mm, so that the plunger 43 can apply enough pushing force to the door body 20 to overcome the locking force of the door lock assembly.

In some embodiments, as shown in fig. 17, the housing 41 may include an upper housing 411 and a lower housing 412, and the upper housing 411 and the lower housing 412 are detachably connected to cooperate to define a mounting cavity for mounting the wax motor 42 and the compression spring 44 and a guide passage for guiding the push rod 43, so that the mounting is more convenient.

Of course, in other embodiments, the automatic door opening assembly 40 may also be disposed on the door body 20. Specifically, the housing 41 may be disposed on the door 20, and the ejector 43 may apply a pushing force to the machine body 10 to actuate the door lock assembly to unlock.

The present invention is not particularly limited to the specific structure of the door lock assembly.

For example, in some embodiments, the door lock assembly may be a mechanical lock. Specifically, the mechanical lock includes a lock catch provided on the door 20 and a fastening portion provided on the machine body 10, and the lock catch can be locked and unlocked with the fastening portion. For another example, in some embodiments, the door lock assembly may include a magnetic member (e.g., a magnet) and a magnetically attractable member (e.g., an iron sheet), one of the magnetic member and the magnetically attractable member is disposed on the door 20 and the other one of the magnetic member and the magnetically attractable member is disposed on the body 10, and the magnetic member can magnetically attract the magnetically attractable member to achieve the locking of the door lock assembly.

In some embodiments of the present invention, the door lock assembly and the automatic door opening assembly 40 may be integrated, so that the structure is more compact, the assembly is more convenient, and the automatic door opening assembly 40 pushes the door body 20 to overcome the locking force of the door lock assembly more easily.

According to some embodiments of the present invention, as shown in fig. 2, 6 and 10, body 10 may include a bladder 14, a base 15 and a cup 16. The inner container 14 has a washing chamber, the base 15 can be disposed below the inner container 14, and the positioning assembly 30 can be mounted on the base 15. The cup 16 is integrally formed with the base 15, in other words, the base 15 and the cup 16 are of a unitary construction to facilitate the production and assembly of the cup 16.

The dishwasher 100 according to one embodiment of the present invention will be described in detail with reference to the accompanying drawings, it being understood that the following description is illustrative only and should not be construed as limiting the invention.

As shown in fig. 1 to 9, the dishwasher 100 includes a door 20, a body 10, an automatic door opening assembly 40, a door lock assembly, and a positioning assembly 30. The lower end of the door body 20 is connected with the machine body 10 through a hinge, and the door body 20 can pivot in the range of 0-90 degrees around the hinge axis. The automatic door opening assembly 40 and the door lock assembly are mounted on the top of the body 10. The automatic door opening function can be realized in the drying stage of the dishwasher 100 through the automatic door opening assembly 40, so that the heat exchange between hotter tableware in the washing cavity and the external cold air is accelerated, the good drying effect can be realized without adopting higher temperature and lower water in the rinsing stage, the rinsing temperature can be reduced, the energy consumption of the whole machine is reduced, and meanwhile, the better drying effect can be realized.

The machine body 10 comprises an inner container 14, a base 15, a water cup 16, a bowl and basket loading system, a spraying system, a motor component, a limiting part 11 and the like. The door body 20 includes a control panel, a display panel, a hanger 21, and the like. As shown in fig. 10-14, the positioning assembly 30 includes a tension spring 31, a first pull rope 32, a second pull rope 33, a limit fitting portion 34, two guide wheels 35, and two anti-release members 36, wherein the second pull rope 33 is connected to the hook 21 to achieve connection with the door body 20.

As shown in fig. 1 to 5, the door 20 is closed, and the door 20 is horizontally parallel to the machine body 10. The door lock assembly is locked, and the limit matching part 34 is abutted against the limit part 11, so that the second pull rope 33 has no pretightening force and is in a loose state. In the slack state, the second rope 33 is prevented from being deviated and coming off the guide pulley 35 by providing the escape preventing members 36 on the front side and the rear side of the guide pulley 35 engaged with the second rope 33, respectively.

As shown in fig. 6-9, the wax motor 42 of the automatic door opening assembly 40 is powered on to drive the push rod 43 to move forward to push the door lock assembly open to provide an initial force, so that the door 20 is unlocked from the machine body 10. At this time, the second rope 33 is still in a loose state, the door body 20 is opened by a predetermined door opening angle under the action of gravity center of the self-weight, so that the distance between the upper end of the door body 20 and the machine body 10 is 80mm-120mm, a better drying effect can be realized within the distance range, and at this time, the second rope 33 is switched to a tight state. When the door body 20 rotates to exceed the distance range, the initial distance of the second pull rope 33 is released, the limit matching part 34 is pulled to be separated from the limit part 11, the tension spring 31 is pulled through the first pull rope 32, and under the action of the tension spring 31, the door body 20 can reach a balance state at any position, namely, can be kept at any door opening angle.

After the automatic door opening, the wax motor 42 can be powered off, the ejector rod 43 retracts, at the moment, the door body 20 only receives the self gravity and the pulling force of the positioning assembly 30, a user can push the door body 20 to close the washing cavity, the manual door closing is free of resistance feeling, and the seamless switching of door opening and door closing can be achieved.

Other constructions and operations of the dishwasher 100 according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the terms "embodiment," "particular embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A dishwasher, comprising:

the washing machine comprises a machine body, a washing machine body and a control device, wherein the machine body is provided with a washing cavity and a limiting part;

the door body is pivotally arranged on the machine body to open and close the washing cavity;

a positioning component, the positioning component comprises a tension spring, a first pull rope, a second pull rope and a limit matching part, one end of the tension spring is connected with one end of the first pull rope, the limit matching part is connected with the other end of the first pull rope and one end of the second pull rope, the other end of the second pull rope is connected with the door body, the limit matching part is positioned at one side of the limit part close to the door body, wherein,

and when the door body closes the washing cavity, the second pull rope is in a loose state, and the limit matching part is abutted against the limit part.

2. The dishwasher according to claim 1, wherein in a state that the door body opens the washing chamber, the first pull rope is in a tensioned state and the limit fitting part abuts against the limit part, so that the door body is in a predetermined opening angle.

3. The dishwasher according to claim 2, wherein in a state that the door body opens the washing chamber, the first pull rope is in a tensioned state and the limit fitting portion is separated from the limit portion, and the tension spring is in a stretched state so that the door body is at any door opening angle larger than the predetermined door opening angle.

4. The dishwasher according to claim 2, wherein in the state that the door body is at the predetermined door opening angle, the distance between the end of the door body away from the pivot axis and the machine body is 80mm-120 mm.

5. The dishwasher of claim 1, wherein the stopper portion has a stopper groove, and the first draw cord is movably positioned in the stopper groove.

6. The dishwasher of claim 1, the positioning assembly further comprising:

the guide wheel is mounted on the machine body, and the first pull rope and/or the second pull rope are/is wound on the guide wheel.

7. The dishwasher of claim 6, wherein the second pull cord is wound around the guide wheel, and the positioning assembly further comprises:

a separation preventing member installed to the body, wherein,

the anti-falling part comprises a first anti-falling part which is positioned on one side of the second pull rope, which is back to the machine body; and/or the presence of a gas in the gas,

the anti-falling part comprises a second anti-falling part which is positioned on one side of the second pull rope, which is back to the guide wheel; and/or the presence of a gas in the gas,

the anti-falling parts are multiple, and at least two anti-falling parts are respectively positioned on two sides of the guide wheel in the extending direction of the second pull rope.

8. The dishwasher of claim 1,

the machine body is provided with a plurality of first fixing parts distributed along the front-back direction, and the limiting part is connected with one of the first fixing parts alternatively; and/or the presence of a gas in the gas,

the machine body is provided with a plurality of second fixing parts, and one end of the tension spring is alternatively connected with one of the second fixing parts.

9. The dishwasher of claim 1, further comprising:

the door lock assembly is used for locking the door body and the machine body;

the automatic door opening assembly comprises a shell, a wax motor, an ejector rod and a pressure spring, wherein the wax motor, the ejector rod and the pressure spring are arranged in the shell, the shell is arranged between the door body and one of the machine bodies, one end of the pressure spring abuts against the shell, the wax motor is arranged at the other end of the pressure spring and one end of the ejector rod, and the other end of the ejector rod is suitable for extending out of the shell to apply thrust to the door body and the other of the machine bodies so as to drive the door lock assembly to be unlocked.

10. The dishwasher according to any one of claims 1 to 9, wherein the body comprises:

an inner container having the washing chamber;

the base is arranged below the inner container, and the positioning assembly is arranged on the base;

a cup integrally formed with the base.

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