CN218419767U - Door body hovering device for dish washing machine - Google Patents

Abstract

The utility model relates to a washing equipment technical field specifically provides a door body device of hovering for dish washer, aims at solving the structure of the door body device of hovering of current dish washer and is more complicated, the big problem of occupation space. Therefore, the utility model discloses a device is hovered to door body includes the support arm, guide pulley and elasticity stay cord subassembly, the support arm connection door body and elasticity stay cord subassembly, pivot point on support arm and the support arm is located between the first end and the second end of support arm, the guide pulley is located the below of the second end of support arm and with inner bag base pivot connection, the other end of elasticity stay cord subassembly bypass the guide pulley towards the rear end of inner bag base extend and with inner bag base fixed connection, the support arm can be along with opening of the door body around pivot point anticlockwise rotation, rotatory to the horizontality up to the door body, and keep at the horizontality under the effect of the device is hovered to the door body. Through the arrangement, the door body hovering device is simple and compact in structure and small in occupied space.

Description

Door body hovering device for dish washing machine

Technical Field

The utility model relates to a washing equipment technical field specifically provides a door body device of hovering for dish washer.

Background

With the progress of science and technology and the improvement of living standard of people, especially the rapid development of artificial intelligence and automation equipment, the traditional living style of people is not changed anytime and anywhere, the change not only saves manpower, but also improves efficiency, even the intellectualization and automation of many simple housework are realized, for example, the rapid popularization of automatic dish washing machines is the best example.

Dish washer mainly includes the inner bag base and installs the inner bag on the inner bag base, the door body and the door body device of hovering, inner bag and inner bag base enclose into the washing chamber, the door body is used for opening and closes the washing chamber, the lower part of the door body is passed through the door body device of hovering and inner bag base pivotal connection, when needing to open the door body, the upper portion of the pulling door body, the door body uses its junction with the inner bag base to rotate as the axle anticlockwise, after the door body rotates the horizontality, keep at the horizontality under the effect of the door body device of hovering, so that the user gets and puts the tableware that is located the washing chamber.

However, the existing door body hovering device is relatively complex in structure and large in occupied space.

Therefore, there is a need in the art for a new solution to the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving above-mentioned technical problem, promptly, solve the door body hovering device's of current dish washer structure more complicated, the big technical problem of occupation space.

The utility model provides a door body hovering device for dish washer, including support arm, guide pulley and elasticity stay cord subassembly, the first end of support arm with door body fixed connection, the second end of support arm with the one end of elasticity stay cord subassembly is connected, the support arm with inner bag base pivotal connection just pivot point on the support arm is located between the first end and the second end of support arm, the guide pulley is located the below of the second end of support arm and with inner bag base pivotal connection, the other end of elasticity stay cord subassembly is walked around the guide pulley orientation the rear end of inner bag base extend and with inner bag base fixed connection, the support arm can be along with opening of the door body is wound pivot point anticlockwise rotation, elasticity stay cord subassembly along with the rotation of support arm is stretched and allowed the horizontal state is opened to the door body and is worked as the door body is opened and can be prevented after the horizontal state the support arm continues to rotate so that the door body keeps at the horizontal state.

In the above preferred technical scheme of the door body hovering device for the dish washing machine, the door body hovering device further comprises an adjusting mechanism, the guide wheel is mounted on the liner base through the adjusting mechanism and can rotate relative to the adjusting mechanism, and the adjusting mechanism can drive the guide wheel to move back and forth to adjust the pre-tightening amount of the elastic pull rope component.

In the above preferred technical scheme of the door hovering device for the dish washing machine, the adjusting mechanism includes an adjusting screw and a moving block screwed with the adjusting screw, the adjusting screw is mounted on the liner base and can rotate relative to the liner base, the guide wheel is mounted on the moving block and can rotate relative to the moving block, and the moving block can move along the length direction of the adjusting screw along with the rotation of the adjusting screw so as to drive the guide wheel to move back and forth.

In the above preferable technical solution for the door body hovering device for the dish washing machine, the moving block includes a block body and a cylindrical structure connected with each other, the block body is screwed with the adjusting screw, and the guide wheel is mounted on the cylindrical structure and can rotate relative to the cylindrical structure.

In the above preferred technical solution of the door body hovering device for the dish washing machine, a connecting column is arranged on the block-shaped body, and the connecting column is inserted into the cylindrical structure to fix the cylindrical structure to the block-shaped body.

In the above preferred technical scheme of the door body hovering device for the dish washing machine, a first limiting structure is arranged on the connecting column, a second limiting structure is arranged on the cylindrical structure, and the first limiting structure and the second limiting structure are matched to prevent the cylindrical structure from rotating relative to the connecting column.

In the above preferred technical scheme of the door body hovering device for the dish-washing machine, the first limit structure bar-shaped limit rib is arranged, the bar-shaped limit rib is arranged along the axial extension of the connecting column, the second limit structure is arranged on the bar-shaped limit groove formed in the inner cylinder wall of the cylindrical structure, the bar-shaped limit groove is arranged along the axial extension of the cylindrical structure, and the bar-shaped limit rib is matched with the bar-shaped limit groove.

In the above preferred technical solution for the door body hovering device of the dishwasher, an annular baffle is disposed at one end of the cylindrical structure far away from the block-shaped body, and the guide wheel is located between the block-shaped body and the annular baffle.

In the above preferred technical solution for the door body hovering device of the dishwasher, the door body hovering device further includes an adaptor, the other end of the elastic pull rope assembly is connected with the second end of the supporting arm by means of the adaptor, and the adaptor is pivotally connected with the second end of the supporting arm.

In the above preferred technical scheme of the door body hovering device for the dish washing machine, the elastic pulling rope assembly comprises a pulling rope and a spring, one end of the pulling rope is connected with the second end of the supporting arm, the other end of the pulling rope bypasses the guide wheel, extends towards the rear end of the inner container base and is connected with one end of the spring, and the other end of the spring is fixedly connected with the inner container base.

Under the condition that adopts above-mentioned technical scheme, the utility model discloses a door body hovering device includes support arm, guide pulley and elasticity stay cord subassembly, the first end of support arm and the door body fixed connection of dish washer, the second end of support arm with the one end of elasticity stay cord subassembly is connected, support arm and dish washer's inner bag base pivotal connection just pivot point on the support arm is located between the first end and the second end of support arm, the guide pulley is located the below of the second end of support arm and with inner bag base pivotal connection, the other end of elasticity stay cord subassembly is walked around the guide pulley orientation the rear end of inner bag base extend and with inner bag base fixed connection, the support arm can be along with opening of the door body is walked around pivot point anticlockwise rotation, elasticity stay cord subassembly along with the rotation of support arm is stretched and is allowed the door body is opened the horizontality and is worked the door body is opened and can prevent after the horizontality the door body continues to rotate so that the door body keeps at the horizontality. Through the arrangement, the structure of the door body hovering device is simple and compact, the door body and the elastic pull rope assembly are connected through the supporting arm, and the supporting arm rotates around the pivot point, so that the pulling force is transmitted between the door body and the elastic pull rope assembly; the guide wheel is used for adjusting the moving direction of the elastic pull rope assembly; the elastic stay cord assembly can play a damping role on the door body, so that the opening process of the door body is more stable and smooth, the upper part of the door body can fall freely when the door body is prevented from being opened, the door body is damaged by collision, the limiting effect on the door body can also be played, under the action of the tensile force of the elastic stay cord assembly, the door body can be kept in a horizontal state after being opened, the door body is closed more tightly under the action of the tensile force, and the sealing performance of a washing chamber is ensured.

Further, the utility model discloses a door body device of hovering still includes adjustment mechanism, the guide pulley passes through adjustment mechanism installs on the inner bag base and can for adjustment mechanism rotates, adjustment mechanism can drive the guide pulley back-and-forth movement is in order to adjust the pretension volume of elasticity stay cord subassembly. Through the arrangement, the adjusting mechanism can drive the guide wheel to move back and forth so as to change the pre-tightening amount of the elastic pull rope assembly, so that the door body hovering device can ensure that the door body can be accurately hovered at a horizontal position.

Still further, the utility model discloses an adjustment mechanism include adjusting screw and with the movable block of adjusting screw spiro union, adjusting screw installs on the inner bag base and can for the inner bag base rotates, the guide pulley is installed on the movable block and can for the movable block rotates, the movable block can be along with adjusting screw's rotation along the length direction of adjusting screw removes in order to drive the guide pulley back-and-forth movement. Through such setting, simple structure, the operation is reliable, and it is convenient to adjust.

Still further, the utility model discloses a movable block is including the cubic body and the tubular structure that link to each other, cubic body with the adjusting screw spiro union, the guide pulley is installed tubular structure is last and can for tubular structure rotates. Through such an arrangement, by installing the guide wheel on the cylindrical structure, the surface of the cylindrical structure is smooth, the friction force between the cylindrical structure and the guide wheel is small, and smooth rotation of the guide wheel is facilitated.

Still further, the utility model discloses a be provided with the spliced pole on the cubic body, the spliced pole inserts in order with in the tubular structure with the tubular structure is fixed to cubic body. Through such setting, adopt the mode of pegging graft promptly to be connected blocky body and tubular structure, be convenient for installation and dismantlement.

Still further, the utility model discloses a be provided with first limit structure on the spliced pole, the last second limit structure that is provided with of tube-shape structure, first limit structure with second limit structure cooperatees in order to prevent the tube-shape structure for the spliced pole rotates. Through such setting, can prevent that tubular structure from rotating along with the guide pulley to, still improved the connection steadiness between tubular structure and the cubic body.

Still further, the utility model discloses a first limit structure is the spacing muscle of bar, the spacing muscle of bar is followed the axial extension of spliced pole, second limit structure is for forming the bar spacing groove on the inner tube wall of tubular structure, the bar spacing groove is followed tubular structure's axial extension, the spacing muscle of bar with the spacing groove looks adaptation of bar. Through such setting, the assembly of being convenient for, and the spacing muscle of bar and the cooperation reliability of bar spacing groove good, simple structure, the processing of being convenient for.

Still further, the utility model discloses a tubular structure is keeping away from the one end of cubic body is provided with ring baffle, the guide pulley is located cubic body with between the ring baffle. Through the arrangement, the guide wheel can be prevented from falling off from the cylindrical structure, and the reliability of the device is improved.

Still further, the utility model discloses a door body device of hovering still includes the adaptor, the other end of elasticity stay cord subassembly with the help of the adaptor with the second end of support arm is connected, the adaptor with the second end pivotal connection of support arm. Through such setting, can avoid the elasticity stay cord subassembly at the pivoted in-process of support arm to take place the friction with it and impaired to the life of extension elasticity stay cord subassembly.

Still further, the utility model discloses an elasticity stay cord subassembly includes stay cord and spring, the one end of stay cord with the second end of support arm is connected, the other end of stay cord is walked around the guide pulley orientation the rear end of inner bag base extends and with the one end of spring is connected, the other end of spring with inner bag base fixed connection. Through such setting, simple structure, the operation is reliable, and is with low costs.

Drawings

Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view of an assembly structure of a liner base, a door body and a door body hovering device of a dishwasher according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a schematic view of an assembly structure of an adjusting mechanism and a guide wheel of the door hovering device of the dishwasher according to the present invention;

fig. 4 is a schematic view of an assembly structure of an adjusting screw and a block-shaped body of the door body hovering device of the dishwasher of the present invention;

fig. 5 is a schematic structural diagram of the tubular structure of the door body hovering device of the dishwasher of the present invention;

fig. 6 is a schematic structural diagram of an elastic pull rope assembly of a door hovering device of a dishwasher according to the present invention.

List of reference numerals:

1. a door body; 2. a liner base; 3. a support arm; 31. a first mounting hole; 4. a guide wheel; 5. an elastic pull rope assembly; 51. pulling a rope; 52. a spring; 6. an adjustment mechanism; 61. adjusting the screw rod; 62. a block-shaped body; 621. connecting columns; 6211. a strip-shaped limiting rib; 63. a cylindrical structure; 631. a strip-shaped limiting groove; 632. an annular baffle; 7. an adaptor.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It will be appreciated by those skilled in the art that in the description of the present invention, although the steps of the dishwasher of the present invention are described herein in a particular order, these orders are not limiting and the skilled person can perform the steps in a different order without departing from the basic principle of the present invention.

It should be noted that in the description of the present invention, the terms "top", "bottom", "front", "back", "inner", "outer", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" in the description of the present invention are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Based on the technical problems of complex structure and large occupied space of the prior door body hovering device of the dish washing machine pointed out by the background art. The utility model provides a door body device of hovering for dish washer aims at simplifying the structure of a body device of hovering.

Specifically, as shown in fig. 1, the utility model discloses a dish washer mainly includes inner bag base 2 and installs inner bag (not shown in the figure), the door body 1 and the door body device of hovering on inner bag base 2, and inner bag base 2 enclose into the washing chamber, and door body 1 is used for opening and closing the washing chamber, and door body 1's lower part is hovered the device through the door body and is gone with inner bag base 2 pivotal connection.

The two door body hovering devices are respectively arranged on the left side and the right side of the door body 1, the structures of the two door body hovering devices are completely the same, and the specific structure of the door body hovering device is described below by taking the door body hovering device (namely, the door body hovering device shown in fig. 1) on the right side of the door body 1 as an example.

As shown in fig. 1 and fig. 2, the door body suspension device of the present invention includes a support arm 3, a guide wheel 4 and an elastic rope assembly 5.

The first end of the supporting arm 3 is fixedly connected with the side edge of the door body 1, the second end of the supporting arm is connected with one end of the elastic pull rope component 5, the supporting arm 3 is pivotally connected with the liner base 2, and a pivot point on the supporting arm 3 is located between the first end and the second end of the supporting arm 3.

Illustratively, the support arm 3 is provided with a first mounting hole 31 at a pivot point, the liner base 2 is provided with a second mounting hole (not shown in the figure) at a position corresponding to the first mounting hole 31, and the first mounting hole 31 and the second mounting hole are connected through a rotating shaft, so that the support arm 3 can rotate relative to the liner base 2 as the door body 1 is opened.

It should be noted that, in practical applications, a person skilled in the art may also set a rotating shaft at the pivot point of the supporting arm 3, and pivotally connect the inner container base 2 through the rotating shaft, and so on.

With continued reference to fig. 1 and 2, the guide wheel 4 is located below the second end of the supporting arm 3 and is pivotally connected to the liner base 2 so as to be capable of rotating relative to the liner base 2, and the other end of the elastic pulling rope assembly 5 extends around the guide wheel 4 toward the rear end of the liner base 2 and is fixedly connected to the liner base 2.

When the door body 1 needs to be opened, the upper part of the door body 1 is pulled, the door body 1 drives the supporting arm 3 to rotate anticlockwise, the elastic pull rope assembly 5 is stretched, after the door body 1 rotates to the horizontal state, the elastic pull rope assembly 5 is stretched to the maximum stroke, and the door body 1 is kept in the horizontal state under the action of the door body hovering device, so that a user can conveniently take and place tableware in the washing chamber.

In the process of rotating the supporting arm 3, the guide wheel 4 also rotates to guide the elastic pull rope component 5; the elastic pull rope assembly 5 can also play a role in damping the door body 1, so that the opening process of the door body 1 is more stable and smooth, and the door body 1 is prevented from being damaged by collision due to free falling when the door body 1 is opened.

In addition, in specific application, the elastic pull rope assembly 5 can have a certain pretightening force, and when the door body 1 is in a closed state, the door body 1 can be tightly abutted against the front end of the inner container, so that the sealing performance of the washing chamber is improved.

Preferably, as shown in fig. 1 to 3, the utility model discloses a door body hovering device still includes adjustment mechanism 6, and adjustment mechanism 6 sets up on inner bag base 2, and guide pulley 4 is installed on adjustment mechanism 6 to can rotate for adjustment mechanism 6, promptly, guide pulley 4 passes through adjustment mechanism 6 and installs on inner bag base 2, and adjustment mechanism 6 can drive the front-and-back movement of guide pulley 4, in order to adjust the pretension volume of elasticity stay cord subassembly 5.

When the adjusting mechanism 6 drives the guide wheel 4 to move forwards, the pre-tightening amount of the elastic pull rope assembly 5 can be increased, otherwise, when the adjusting mechanism 6 drives the belt guide wheel 4 to move backwards, the pre-tightening amount of the elastic pull rope assembly 5 can be reduced, the pre-tightening amount of the elastic pull rope assembly 5 is adjusted by arranging the adjusting mechanism 6, and the door body hovering device can ensure that the door body 1 is accurately hovered at a horizontal position.

Specifically, when the door body 1 is opened to the horizontal position, the stretched length of the elastic pulling rope component 5 is L, at the moment, the pulling force F = L × k of the elastic pulling rope component 5, and k is the stiffness coefficient of the elastic pulling rope component 5, the pulling force at the moment just enables the door body 1 to hover at the horizontal position, and along with the increase of the use times of the dishwasher, after the elastic pulling rope component 5 is stretched repeatedly for many times, the stiffness coefficient of the elastic pulling rope component 5 inevitably becomes small, at the moment, when the door body 1 is opened to the horizontal position, the pulling force generated by the deformation of the elastic pulling rope component 5 becomes small, and the door body 1 is not enough to hover at the horizontal position.

Under the condition, the guide wheel 4 can be driven by the adjusting mechanism 6 to move forwards, the elastic pull rope assembly 5 is stretched a little, namely, the pre-tightening amount of the elastic pull rope assembly 5 is increased, and in this way, the door body hovering device can enable the door body 1 to accurately hover in a horizontal state.

Preferably, as shown in fig. 2 and 3, the adjusting mechanism 6 of the present invention includes an adjusting screw 61 and a moving block screwed with the adjusting screw 61, the adjusting screw 61 is installed on the liner base 2, and the adjusting screw 61 can rotate relative to the liner base 2, the guide wheel 4 is installed on the moving block and can rotate relative to the moving block, and the moving block can move along the length direction of the adjusting screw 61 along with the rotation of the adjusting screw 61 to drive the guide wheel 4 to move back and forth.

Illustratively, the adjusting screw 61 is horizontally disposed, two circular holes (not shown in the figure) are disposed on the liner base 2, the front end and the rear end of the adjusting screw 61 are respectively located in the two circular holes, and the diameter of the front end of the adjusting screw 61 is slightly larger than that of the circular holes to limit the adjusting screw 61 from moving backwards relative to the liner base 2.

The adjusting screw rod 61 and the moving block are in threaded fit, and similar to a screw transmission pair structure, the rotating motion of the adjusting screw rod 61 can be converted into the linear motion of the moving block, so that the moving block can move along the length direction of the adjusting screw rod 61 and drive the guide wheel 4 to move back and forth, and the pre-tightening amount of the elastic pull rope assembly 5 can be adjusted.

Preferably, as shown in fig. 3, the moving block of the present invention comprises a block body 62 and a cylindrical structure 63 connected to each other, the block body 62 is screwed with the adjusting screw 61, and the guide wheel 4 is mounted on the cylindrical structure 63 and can rotate relative to the cylindrical structure 63.

Exemplarily, a threaded hole is formed in the block-shaped body 62, an internal thread is formed in the inner wall of the threaded hole, an external thread is formed on the adjusting screw 61, the adjusting screw 61 penetrates through the threaded hole, and the linear movement of the block-shaped body 62 is realized through the matching of the internal thread and the external thread.

The block-shaped body 62 is matched with the threads of the adjusting screw 61 to drive the cylindrical structure 63 and the guide wheel 4 to linearly move together in the length direction of the adjusting screw 61; the cylindrical structure 63 functions to connect the block-shaped body 62 and the guide pulley 4 while allowing the guide pulley 4 to rotate relative to the block-shaped body 62; the guide pulley 4 reduces the resistance of the elastic cord assembly 5 by rotating relative to the moving block and guides the pulling direction of the elastic cord assembly 5.

Preferably, as shown in fig. 4, the block body 62 of the present invention is provided with a connecting column 621, and the connecting column 621 is inserted into the cylindrical structure 63 to fix the cylindrical structure 63 to the block body 62.

The cylindrical structure 63 is connected with the block-shaped body 62 through the connecting column 621, so that the mounting and the dismounting are convenient.

Preferably, as shown in fig. 4 and 5, the utility model discloses a be provided with first limit structure on the spliced pole 621, be provided with second limit structure on the inner tube wall of tubular structure 63, first limit structure cooperatees with second limit structure to prevent that tubular structure 63 from rotating for spliced pole 621, in addition, can also improve the stability of being connected between tubular structure 63 and the massive body 62.

Preferably, as shown in fig. 4 and 5, the utility model discloses a first limit structure is the spacing muscle 6211 of bar, and the spacing muscle 6211 of bar is along the axial extension of spliced pole 621, and the bar spacing groove 631 of second limit structure for forming on the inner tube wall of tubular structure 63, and the bar spacing groove 631 is along the axial extension of tubular structure 63, the spacing muscle 6211 of bar and the adaptation of bar spacing groove 631 looks.

The bar-shaped limiting ribs 6211 are inserted into the corresponding bar-shaped limiting grooves 631 and locked with each other, thereby limiting the rotation of the cylindrical structure 63 relative to the block-shaped body 62.

In practical applications, a person skilled in the art may set the number of the elongated stopper bars 6211 and the elongated stopper grooves 631 to one, two or more, as long as the block-shaped body 62 and the tubular structure 63 can be prevented from rotating relative to each other. Such flexible adjustment and change do not depart from the spirit and scope of the present invention, and should be limited only by the scope of the present invention.

Preferably, as shown in fig. 5, the cylindrical structure 63 of the present invention is provided with an annular baffle 632 at an end away from the block-shaped body 62, and the guide wheel 4 is located between the block-shaped body 62 and the annular baffle 632.

The guide wheel 4 is stopped between the block-shaped body 62 and the annular baffle 632 by the annular baffle 632, so that the guide wheel 4 is prevented from falling off from the cylindrical structure 63 when rapidly rotating relative to the cylindrical structure 63, and the stability of the rotation of the guide wheel 4 is ensured.

Preferably, as shown in fig. 2, the door hovering device of the present invention further includes an adaptor 7, the other end of the elastic cord assembly 5 is connected to the second end of the supporting arm 3 via the adaptor 7, and the adaptor 7 is pivotally connected to the second end of the supporting arm 3.

Exemplarily, one end of the adaptor 7 is provided with a fixing cylinder, the other end of the elastic pull rope assembly 5 is fixed in the fixing cylinder, so as to realize the fixed connection between the adaptor 7 and the elastic pull rope assembly 5, the other end of the adaptor 7 is provided with a rotating shaft, the second end of the support arm 3 is provided with a shaft hole, the rotating shaft is located in the shaft hole and can rotate freely, so as to realize the pivotal connection between the adaptor 7 and the support arm 3.

Preferably, as shown in fig. 1 and 6, the elastic pulling rope assembly 5 of the present invention includes a pulling rope 51 and a spring 52, one end of the spring 52 is fixedly disposed on the liner base 2 to form a fixed end, the other end is a free end, one end of the pulling rope 51 is connected with the second end of the supporting arm 3, and the other end of the pulling rope 51 bypasses the guide wheel 4 to extend toward the rear end of the liner base 2 and is connected with the free end of the spring 52.

Illustratively, the spring 52 is a tension spring, which is horizontally disposed, one end of the pulling rope 51 is connected to the second end of the supporting arm 3 by means of the adaptor 7, the other end of the pulling rope 51 bypasses the guide wheel 4, and horizontally extends toward the rear end of the liner base 2 and is fixedly connected to the front end of the tension spring, and the rear end of the tension spring is fixedly connected to the rear end of the liner base 2.

It should be noted that, in practical applications, those skilled in the art may also configure the spring 52 as a coil spring, or configure the pull rope 51 as an elastic rope, etc.

So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides a door body hovering device for dish washer, dish washer includes the door body and inner bag base, its characterized in that, door body hovering device includes support arm, guide pulley and elasticity stay cord subassembly, the first end of support arm with door body fixed connection, the second end of support arm with the one end of elasticity stay cord subassembly is connected, the support arm with inner bag base pivotal connection just pivot point on the support arm is located between the first end and the second end of support arm, the guide pulley is located the below of the second end of support arm and with inner bag base pivotal connection, the other end of elasticity stay cord subassembly is walked around the guide pulley and is towards the rear end extension of inner bag base and with inner bag base fixed connection, the support arm can be along with opening of the door body wind pivot point anticlockwise rotation, elasticity stay cord subassembly along with the rotation of support arm is stretched and is allowed the door body to open the horizontality and can prevent after the door body opens the horizontality the support arm continues to rotate so that the door body keeps at the horizontality.

2. The door hovering device for the dishwasher according to claim 1, wherein the door hovering device further comprises an adjusting mechanism, the guide wheel is mounted on the liner base through the adjusting mechanism and can rotate relative to the adjusting mechanism, and the adjusting mechanism can drive the guide wheel to move back and forth to adjust the pre-tightening amount of the elastic pulling rope assembly.

3. The door hovering device for a dishwasher according to claim 2, wherein the adjusting mechanism includes an adjusting screw and a moving block screwed to the adjusting screw, the adjusting screw is mounted on the liner base and is capable of rotating with respect to the liner base, the guide wheel is mounted on the moving block and is capable of rotating with respect to the moving block, and the moving block is capable of moving along a length direction of the adjusting screw along with rotation of the adjusting screw to drive the guide wheel to move back and forth.

4. The door hovering device for a dishwasher according to claim 3, wherein the moving block comprises a connected block body and a cylindrical structure, the block body is in threaded connection with the adjusting screw, and the guide wheel is mounted on the cylindrical structure and is rotatable relative to the cylindrical structure.

5. The door hovering device for a dishwasher according to claim 4, wherein a connecting column is provided on the block body, the connecting column being inserted into the barrel to secure the barrel to the block body.

6. The door hovering device for a dishwasher according to claim 5, wherein the connecting column is provided with a first limiting structure, and the cylindrical structure is provided with a second limiting structure, and the first limiting structure and the second limiting structure cooperate to prevent the cylindrical structure from rotating relative to the connecting column.

7. The door hovering device for the dish washing machine according to claim 6, wherein the first limiting structure is a strip-shaped limiting rib extending along the axial direction of the connecting column, the second limiting structure is a strip-shaped limiting groove formed on the inner wall of the cylindrical structure, the strip-shaped limiting groove extends along the axial direction of the cylindrical structure, and the strip-shaped limiting rib is matched with the strip-shaped limiting groove.

8. The door hovering device for a dishwasher according to claim 4, wherein the cylindrical structure is provided with an annular baffle at an end remote from the block-shaped body, and the guide wheel is located between the block-shaped body and the annular baffle.

9. The door hovering device for a dishwasher according to claim 1, further comprising an adaptor, wherein the other end of the elastic pulling rope assembly is connected to the second end of the supporting arm by means of the adaptor, and the adaptor is pivotally connected to the second end of the supporting arm.

10. The door hovering device for the dishwasher according to any one of claims 1 to 9, wherein the elastic pulling rope assembly comprises a pulling rope and a spring, one end of the pulling rope is connected to the second end of the supporting arm, the other end of the pulling rope extends towards the rear end of the inner container base around the guide wheel and is connected to one end of the spring, and the other end of the spring is fixedly connected to the inner container base.

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