CN104153157B - Household electrical appliance - Google Patents

Abstract

The present invention is applicable to the technical field of home appliances, and discloses a household appliance, which includes a main body and a door connected to the front of the main body. The control structure that the front of the body rotates to the top surface of the body while rising. Extending into the locking slot, the control structure also includes a pull rod device for controlling the rotation angle of the door body, one end of the pull rod device is rotatably connected to the body, and the other end of the pull rod device is slidably connected on the door. In the household appliance provided by the present invention, the door body is limited by the pull rod device, and under the premise that the door body can be turned upward normally, the rotation angle of the door body can be minimized when the door body is turned upward, effectively reducing the lateral space occupancy, the product has good applicability and is convenient for users to use.

Description

household appliances

technical field

The invention belongs to the technical field of household appliances, and in particular relates to a household appliance.

Background technique

The current household appliances, such as drum washing machines, etc., generally have a door that opens and closes sideways. The door is directly connected to the main body through a hinge or a rotating shaft. It has become a pain point for small-area families and is not convenient for users to use.

Contents of the invention

The object of the present invention is to overcome the disadvantages of the above-mentioned prior art, and provide a household appliance whose door body takes up little space when opened, and is convenient for users to use.

The technical solution of the present invention is: a household appliance, including a main body, and a door connected to the front of the main body. The control structure that rotates to the top surface of the body while rising, the control structure includes a rotation support part arranged on the body and a locking groove provided on both sides of the door body, the rotation support part extends into the In the locking slot, the control structure also includes a pull rod device for controlling the rotation angle of the door body, one end of the pull rod device is rotatably connected to the body, and the other end of the pull rod device is slidably connected to the door body.

Optionally, there are two pull rod devices, and the two pull rod devices are respectively arranged on two sides of the body.

Optionally, there are two rotating supporting parts, and the two rotating supporting parts are connected to the body and are separately arranged on both sides of the door body; the rotating supporting parts include a first roller and a first connection part, the first connecting part connects the rotation of the first roller to the body.

Optionally, the pull rod device includes a pull rod, a second connecting piece, and a third connecting piece. Limiting grooves are also provided on both sides of the door body, and one end of the pull rod is rotatably connected to the second connecting piece. The other end of the pull rod is rotatably connected to a second roller that can roll along the limiting groove through the third connecting member.

Optionally, the limiting groove is "L" shaped.

Optionally, the locking slot includes a longitudinal slot provided along the side of the door body and a transverse slot for allowing the door body to be pulled out forward.

Optionally, a gear transmission device for driving the door to automatically open an account is provided between the door and the body.

Optionally, the gear transmission device includes a rack portion and a gear for engaging with the rack portion and driven by a driving member, and the rack portion is connected or arranged on the back of the door body.

Optionally, the driving part is a motor, the motor has an axially telescopic rotating shaft, the gear is connected to the rotating shaft; A trigger switch in which the gear meshes with the rack.

Optionally, a foldable decorative upper cover is connected between the door body and the body.

Optionally, the household appliance is a washing machine or a dishwasher or a microwave oven.

In the household appliance provided by the present invention, the door body of the household appliance is pulled out for a certain distance, and the inclination angle of the door body is adjusted according to the force point of the door body through the pull rod device. The pull rod device rotates with the door body relative to the main body and at the same time The pull rod device effectively restricts the turning angle of the door body. Under the limit of the pull rod device, on the premise that the door body can rise and turn normally, the turning angle of the door body can be minimized when turning upward, saving as much as possible. For the required space, the door does not need to be opened laterally from the side, which effectively reduces the occupation of lateral space, so that it can be conveniently applied to occasions such as narrow spaces. The product has good applicability and is convenient for users to use.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the accompanying drawings that need to be used in the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For Those of ordinary skill in the art can also obtain other drawings based on these drawings without making creative efforts.

Fig. 1(a) is a three-dimensional schematic diagram of a household appliance provided by an embodiment of the present invention;

Fig. 1(b) is a three-dimensional schematic diagram when the door body of the household appliance provided by the embodiment of the present invention is pulled outward for a certain distance;

Fig. 2 is a three-dimensional schematic diagram when the door body of the household appliance provided by the embodiment of the present invention is opened 15 degrees outward;

Fig. 3 is a three-dimensional schematic diagram when the door of the household appliance provided by the embodiment of the present invention is opened 30 degrees outward;

Fig. 4 is a three-dimensional schematic diagram when the door body of the household appliance provided by the embodiment of the present invention is opened 45 degrees outward;

Fig. 5 is a three-dimensional schematic diagram when the door body of the household appliance is opened 60 degrees outward according to an embodiment of the present invention;

Fig. 6 is a three-dimensional schematic diagram of a household appliance provided by an embodiment of the present invention when the door body is opened 75 degrees outward;

Fig. 7 is a three-dimensional schematic diagram when the door of the household appliance provided by the embodiment of the present invention is opened 90 degrees outward;

Fig. 8 is a partially exploded perspective view of a household appliance provided by an embodiment of the present invention;

Fig. 9 is a partially exploded perspective view of a household appliance provided by an embodiment of the present invention;

Fig. 10 is a three-dimensional exploded schematic diagram of a household appliance provided by an embodiment of the present invention;

Fig. 11 is a three-dimensional exploded schematic diagram of a door body of a household appliance provided by an embodiment of the present invention;

Fig. 12 is a schematic plan view of the side of the household appliance provided by the embodiment of the present invention.

detailed description

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

It should be noted that when an element is referred to as being “fixed on” or “disposed on” another element, it may be directly on the other element or there may be an intervening element at the same time. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

It should also be noted that the orientation terms such as left, right, up, and down in this embodiment are only relative concepts or refer to the normal use state of the product, and should not be regarded as limiting.

As shown in FIGS. 1( a ) to 11 , an embodiment of the present invention provides a household appliance, which may be a washing machine, a dishwasher, or a microwave oven. In this embodiment, a washing machine is taken as an example to illustrate the beneficial effects of the present invention. The above-mentioned household appliance includes a main body 100 and a door body 200 connected to the front of the main body 100. A control structure (not shown in the figure) is arranged between the door body 200 and the main body 100. Through the control structure, the door body 200 can be rotated from the front side of the household appliance to the top surface of the main body 100. The door 200 does not need to be opened laterally from the side, effectively reducing the occupation of lateral space, so that it can be conveniently applied to occasions such as narrow spaces, and the product applicability Good, easy for users to use. The control structure includes a rotating supporting part 3 arranged on the body 100 and locking grooves 201 arranged on both sides of the door body 200, the rotating supporting part 3 extends into the locking groove 201, and the rotating supporting part 3 The component 3 may be disposed at the intersection of the front of the main body 100 and the top surface of the household appliance. The control structure also includes a pull rod device (not shown in the figure) for controlling the rotation angle of the door body 200, one end of the pull rod device is rotatably connected to the body 100, and the other end of the pull rod device is slidably connected to The door body 200 . In this way, the door body 200 can be lifted upwards and rotated from a vertical state to a horizontal state. At this time, the locking groove 201 slides while rotating along the rotation supporting part 3, and the pull rod device rotates with the door body 200 relative to the body 100 and at the same time the door The body 200 slides relative to the end of the pull rod device, and the pull rod device effectively restricts the turning angle of the door body 200. Under the limit of the pull rod device, under the premise that the door body 200 can rise normally, the upward movement of the door body 200 The rotation angle can be minimized during rotation, saving the required space as much as possible. The door body 200 does not need to be opened laterally from the side, which effectively reduces the occupation of lateral space, so that it can be conveniently applied to occasions such as narrow spaces. The product has good applicability and is convenient to use. User's use.

Specifically, as shown in Figures 7 to 11, two pull rod devices are provided, and the two pull rod devices are respectively arranged on both sides of the body 100, which has high structural reliability and can make the lifting and turning of the door body 200 more stable. smooth.

Specifically, as shown in FIGS. 7 to 11 , there are two rotating supporting parts 3 , and the two rotating supporting parts 3 are connected to the body 100 and are separately arranged on both sides of the door body 200 , so as to The door body 200 can be lifted and rotated reliably; the rotation supporting part 3 includes a first roller 31 and a first connecting member 32, and the first connecting member 32 transfers the rotation of the first roller 31 to the body 100 , to reduce the lifting resistance of the door body 200. The first connecting member 32 can be a stud or the like.

Specifically, as shown in FIGS. 7 to 11 , the pull rod device includes a pull rod 41 , a second connecting piece 42 , and a third connecting piece 43 . Both ends of the pull rod 41 can be hollowed out to form a ring. The two sides of the door body 200 are also provided with limiting grooves 202, and the limiting grooves 202 and the locking grooves 201 can be arranged adjacent to each other in the same direction, that is, the openings of the limiting grooves 202 and the locking grooves 201 can face the same direction. One end of the pull rod 41 is rotatably connected to the body 100 through the second connecting piece 42 , and the other end of the pull rod 41 is rotatably connected with a rotatable button that can roll along the limiting groove 202 through the third connecting piece 43 . The second roller 44 is used to reduce the resistance to opening the door body 200 . The second connecting piece 42 and the third connecting piece 43 can be studs or the like.

Optionally, as shown in FIGS. 7 to 11 , the limiting groove 202 may be in an "L" shape, so that the door body 200 can be pulled forward for a certain distance. The limiting groove 202 and the locking groove 201 can be arranged adjacent to each other in the same direction. A cover plate 8 may be provided at the locking slot 201 .

Optionally, as shown in FIGS. 7 to 11 , the locking groove 201 includes a longitudinal groove 2011 provided along the side of the door body 200 and a transverse groove 2012 for allowing the door body 200 to be pulled out forward. The groove 2012 is located at one end of the longitudinal groove 2011, the transverse groove 2012 and the longitudinal groove 2011 communicate with each other, and the transverse groove 2012 is relatively perpendicular to the longitudinal groove 2011. The locking slot 201 can be in an "L" shape, and overlapped with the limiting slot 202 to form a symmetrical structure, so that the door body 200 can be pulled forward for a certain distance along the direction of the transverse slot 2012, and then Then rise and turn for easy use. In a specific application, a handle or a handle slot may be added on the front of the door body 200 .

Specifically, as shown in Figures 7 to 11, a gear transmission device for driving the door body 200 to automatically open an account is provided between the door body 200 and the body 100, which has a good labor-saving effect and a high degree of product automation. Improve user experience.

Specifically, as shown in FIGS. 7 to 11, the gear transmission device includes a rack portion 51 and a gear 52 for engaging with the rack portion 51 and driven by a driving member 53. The rack portion 51 is connected to Or be arranged on the back side of described door body 200, side etc. suitably, door body 200 rotates to any angle, and rack part 51 all meshes with gear 52, as shown in Figure 12, gear 52 is positioned at both sides of door body 200 Moreover, during the lifting and turning of the door body 200, the rack portion 51 keeps meshing with the cam 52 all the time. In a specific application, the gear positioning point is on the line connecting the center point of the second connecting piece 42 and the first roller 31 or the first connecting piece 32. The specific point can be based on the thickness of the lower part of the door body chute + the thickness of the rack part 51 + the gear The sum of 52 radii. The rack portion 51 can be formed by fixing the rack on the back of the door body 200 , or can be formed by machining a tooth-shaped structure on the back of the door body 200 .

Specifically, as shown in FIGS. 7 to 11 , the driving member 53 is a motor, and the motor has an axially telescopic rotating shaft, and the gear 52 is connected to the rotating shaft; The trigger switch 54 is used to trigger the axial movement of the rotating shaft to make the gear 52 mesh with the rack portion 51 .

Specifically, as shown in FIGS. 7 to 11 , a foldable decorative upper cover 61 is connected between the door body 200 and the body 100 . The foldable decorative upper cover 61 can be wave-shaped to facilitate folding and unfolding. One end of the upper cover 61 is connected to the door body 200, and the other end is connected to the main body 100. The foldable decorative upper cover 61 can be folded and unfolded under the drive of the door body 200, which is similar to the structure of a folding fan.

Specifically, as shown in FIGS. 7 to 11 , the upper end of the body 100 is rotatably provided with a plurality of rollers 62 , and the plurality of rollers 62 can be arranged in parallel and at intervals along the folding and unfolding direction of the foldable decorative upper cover 61 . 62 is located below the foldable decorative upper cover 61 to reduce the frictional resistance of the foldable decorative upper cover 61 .

Specifically, as shown in FIGS. 7 to 11 , the door body 200 is provided with a transparent observation window 210 .

In this embodiment, the washing machine is taken as an example, and part of the assembly process is as follows: There is a raised limiting groove 202 inside the washing machine door body 200, and the two sides are hollowed out in an L-shaped design. One end of 41 is fixed on one side of the washing machine body 100 by a stud through the hole at one end. The other end of the pull rod 41 is placed at the lower end of the limiting groove 202 in the initial state, and the rotating shaft passes through the pull rod 41 and one end of the limiting groove 202. Fixed, it should be noted that only one end of the pull rod 41 is fixed and can rotate in situ, and the other end moves along with the door body 200 . The second roller 44 passes through the rotating shaft (the third connector 43 ) from left and right and is connected to one end of the pull rod 41 by a screw to ensure that the second roller 44 can roll back and forth and up and down in the limit groove 202 to form a pull rod device. There are two sets of pull rod devices, which are installed on the left and right sides of the main body 100 of the washing machine respectively; Screws fix it on the stud to ensure that the locking groove 201 does not move forward and backward when sliding up and down under the action of the stud and the first roller 31; the cover plate 8 is covered on the locking groove 201, and the observation window 210 is installed on the On the front cover 12 of the washing machine door, the structure of the washing machine door body 200 is jointly formed. There is a toothed groove (equivalent to the rack portion 51) on the back side of the washing machine door body 200; the gear 52 is fixed on the motor, and the rotating shaft of the motor can drive the gear 52 to expand and contract. A certain distance until it contacts the rack part 51, and is jointly fixed on the side of the main body of the washing machine to form a gear 52 transmission mechanism. In the initial state, the gear 52 is hidden on the side of the main body of the washing machine and does not contact the rack part 51; the upper part of the washing machine has a folding decoration The cover 61 is composed of an elastic folding plate and a rotating shaft respectively, and is fixed in the groove on the upper part of the main body 100 of the washing machine and can be stretched, and finally the side cover 81 of the washing machine is covered.

The operating process of the washing machine provided in this embodiment is referred to as follows:

As shown in Figure 1(a) to Figure 11, the initial state of the washing machine is the pulsator washing machine mode. First, the L-shaped limiting groove 202 and the locking groove 201 ensure that the door body 200 can be pulled out from one end distance, and the first roller 31 is in the Slide horizontally in the card slot 201 and touch the trigger switch 54. At this time, the motor starts to work when it is energized. The motor rotates the shaft and stretches forward, driving the gear 52 to extend until the gear 52 and the rack part 51 on the back of the washing machine door 200 Combined, the gear 52 drives the entire door body 200 to move upward through the rack part 51 under the action of the motor rotation; during the movement, the lower part of the washing machine door body 200 rises upward under the action of the pull rod device and continuously adjusts the angle, and it is positive when it reaches 45 degrees. Intermediate process: under the joint action of the first roller 31 and the locking groove 201 on the upper part of the door body 200, it is ensured that the door body 200 does not change in displacement during the process of rising and angle change, until the door body 200 is horizontal after turning 90 degrees. It is fixed on the uppermost part; when the door body 200 rises, the folding decorative upper cover 61 will be continuously folded and shrunk by the thrust of the top cover, and when the door body 200 recovers, it will be stretched under the action of its own elasticity to provide protection and beauty Function: During the rising process of the whole washing machine door body 200, the front and rear spaces only occupy half or less of the opening space of the ordinary drum washing machine door, highlighting the advantages.

In the household appliance provided by the present invention, the door body 200 of the household appliance is pulled out for a certain distance, and the inclination angle of the door body 200 is adjusted according to the force points of the door body 200 through the pull rod device, and the relative movement of the door body 200 of the household appliance is driven by the rolling of the gear 52 , the two cooperate to realize the door body 200 constantly adjusts the angle and relative position during the 90° movement process, thereby realizing a new opening and closing method of the door body 200 of the household appliance. The door body 200 usually covers the front of the body 100, and in the normal state, It highlights the simplicity and beauty from the front, which enhances the visual experience; at the same time, it takes into account the space required for operation.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement or improvement made within the spirit and principles of the present invention shall be included in the protection of the present invention. within range.

Claims (9)

1. A household appliance, comprising a main body, characterized in that it also includes a door connected to the front of the main body, and a device is arranged between the door and the main body to make the door separate from the front side of the main body. The rising edge rotates to the control structure on the top surface of the body, the control structure includes a rotation support part arranged on the body and a locking groove provided on both sides of the door body, the rotation support part extends into the In the locking slot, the locking slot rotates and slides along the rotating supporting part; the control structure also includes a pull rod device for controlling the rotation angle of the door body, one end of the pull rod device is rotatably connected to The body and the other end of the pull rod device are slidably connected to the door body, and the locking groove includes a longitudinal groove arranged along the side of the door body and a transverse groove for allowing the door body to be pulled out forward. Groove; two rotating supporting parts are provided, and the two rotating supporting parts are connected to the body and are separately arranged on both sides of the door body. The rotating supporting parts include a first roller and a first connecting piece, The first connecting piece connects the rotation of the first roller to the body. 2 . The household appliance according to claim 1 , wherein there are two pull rod devices, and the two pull rod devices are respectively arranged on two sides of the main body. 3 . 3. The household appliance according to claim 1, wherein the pull rod device comprises a pull rod, a second connecting piece, and a third connecting piece, both sides of the door body are also provided with limiting grooves, and the pull rods One end is rotatably connected to the body through the second connecting piece, and the other end of the pull rod is rotatably connected to a second roller that can roll along the limiting groove through the third connecting piece. 4. The household appliance according to claim 3, wherein the limiting groove is in an "L" shape. 5. The household appliance according to claim 1, wherein a gear transmission device for driving the door to automatically open an account is provided between the door and the body. 6. The household appliance according to claim 5, wherein the gear transmission device comprises a rack portion and a gear for engaging with the rack portion and driven by a driving member, the rack portion is connected to or It is arranged on the back of the door body. 7. The household appliance according to claim 6, wherein the driving member is a motor, the motor has an axially telescopic rotating shaft, the gear is connected to the rotating shaft; There is a trigger switch for triggering the axial movement of the rotating shaft to engage the gear with the rack portion. 8 . The household appliance according to claim 1 , wherein a foldable decorative upper cover is connected between the door body and the body. 9. The household appliance according to any one of claims 1 to 8, characterized in that the household appliance is a washing machine or a dishwasher or a microwave oven.