CN208104807U - Biaxial hinge and Washing machine with double-shaft door - Google Patents

Abstract

The utility model provides a kind of biaxial hinge and Washing machine with double-shaft door.Biaxial hinge includes first axle axis, second hinge axis and hinge seat, wherein hinge seat includes the first hinge seat for connecting first axle axis and the second hinge seat of connection second hinge axis, first hinge seat and second hinge seat structure are concentric circular arc, and first hinge seat and second hinge seat are slidably connected, second hinge seat operationally moves between stowed position and extended position relative to first hinge seat, in stowed position, second hinge seat is Chong Die with first hinge seat circular arc；In extended position, the extension arc of circular arc of the second hinge seat corresponding to first hinge seat.Segmented biaxial hinge with isocentric circular arc, it can realize that same wide-angle is opened the door compared with biaxial hinge in the prior art with the space of half, improve space utilization rate, the diversity of design, the usage experience for optimizing user overcomes wide-angle in the prior art and defect that small space cannot be considered in terms of.

Description

Double-axis hinge and double-axis door washing machine

technical field

The utility model relates to the field of washing machines, in particular to a double-axis door washing machine and a double-axis hinge applied to the double-axis door washing machine.

Background technique

At present, the hinge of the general washing machine door is a uniaxial type, the hinge seat is fixed on the cabinet body, the hinge shaft is installed on the door body, and the door body realizes opening and closing with the cabinet body by rotating around the hinge shaft. Such a single-axis hinge has a simple structure and is easy to install. However, the door opening angle is small, which is unfavorable for users to take and place clothes in the washing machine, and the door body is easy to collide with the cabinet body, especially when the door shaft is inclined to the ground, it is not easy to make the door in an open state.

Biaxial hinges for opening and closing doors have also appeared in the prior art. The biaxial hinges have a hinge base and hinge shafts located at both ends of the hinge base. One hinge shaft is located on the door body, and the other hinge shaft is located on the On the cabinet body, this kind of biaxial hinge can make the door body open to a larger angle relative to the cabinet body, but the biaxial hinge itself takes up a large space, which is not conducive to the washing machine to make a variety of appearance designs, and it is more difficult for people to improve the space. The demand philosophy of utilization goes against the grain.

In view of this, it is necessary to provide a new double-axis hinge for washing machines to solve the above problems.

Utility model content

The purpose of this utility model is to provide a new double-axis hinge for washing machines, which can open the door at a large angle and at the same time ensure that it occupies a small internal space, so as to solve the problem of large angle and small space in the prior art. balance issue.

In order to achieve the purpose of the above-mentioned utility model, the utility model adopts the following technical scheme: a double-axis hinge for connecting the door body and the cabinet body, including a first hinge shaft, a second hinge shaft and a hinge connecting the first hinge shaft and the The hinge seat of the second hinge shaft, the first hinge shaft is connected to the cabinet body, and the second hinge shaft is connected to the door body; the hinge seat includes a first hinge connected to the first hinge shaft seat and the second hinge seat connected to the second hinge shaft, the first hinge seat and the second hinge seat are configured as concentric arcs, and the first hinge seat and the second hinge seat slide connected, the second hinge seat is operable to move between a retracted position and an extended position relative to the first hinge seat, and in the retracted position, the second hinge seat and the first hinge seat have an arc Overlapping; in the extended position, the second hinge seat is on the extended arc of the arc corresponding to the first hinge seat.

As a further improved technical solution of the present invention, the arc radius of the second hinge seat is larger than the arc radius of the first hinge seat, and in the folded position, the second hinge seat is located at the first hinge seat outside of the hinge seat.

As a further improved technical solution of the present invention, the biaxial hinge includes a sliding rail structure for slidingly connecting the first hinge seat and the second hinge seat, and the sliding rail structure includes a slide groove and partially accommodates A sliding column that is in the sliding groove and can slide along the sliding groove.

As a further improved technical solution of the present invention, the chute is arranged on one of the first hinge seat and the second hinge seat, and the sliding post is arranged on the first hinge seat and the second hinge seat. On the other of the second hinge seat.

As a further improved technical solution of the present invention, the slide groove is recessed on the outer side of the first hinge seat, and the sliding column is arranged on the inner side of the second hinge seat.

As a further improved technical solution of the present invention, the central angle of the arc corresponding to the first hinge seat is not less than 90°, and the central angle of the arc corresponding to the second hinge seat is not less than 90°.

As a further improved technical solution of the present invention, the central angle of the arc corresponding to the first hinge seat is equal to the central angle of the arc corresponding to the second hinge seat.

In order to achieve the purpose of the above-mentioned utility model, the utility model also provides a double-axis door washing machine, which includes a cabinet body and a door body that can be opened and closed on the cabinet body. The double-axis door washing machine includes any one of the above The biaxial hinge described above.

As a further improved technical solution of the present invention, the door body is rotatably connected to the second hinge shaft.

As a further improved technical solution of the utility model, the cabinet body is provided with a receiving portion for receiving the first hinge shaft, and the receiving portion is provided with an arc-shaped guide rail, and the first hinge shaft is operable to move along the The arc-shaped guide rail moves between a storage position and an open position, the storage position corresponds to the closed state of the door body, and the open position corresponds to the open state of the door body.

The beneficial effects of the utility model are: compared with the prior art, the biaxial hinge provided by the utility model is a segmented design, and the first hinge seat can overlap the arc of the second hinge seat, which makes the utility model Compared with the biaxial hinges in the prior art, the biaxial hinge can realize the same large-angle door opening with half the space, which improves the space utilization rate of the biaxial door washing machine and the diversity of appearance designs, and optimizes the user's convenience. Using experience, it overcomes the defect that the large angle and small space cannot be balanced in the prior art.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of a biaxial hinge in a contracted state in a preferred embodiment of the present invention;

Fig. 2 is an exploded schematic view of the biaxial hinge in Fig. 1;

Fig. 3 is a three-dimensional schematic diagram of the biaxial hinge in Fig. 1 in an extended state;

Fig. 4 is a schematic diagram of the biaxial hinge in Fig. 1 in the closed state of the door body of the washing machine;

Fig. 5 is a schematic diagram of the biaxial hinge in Fig. 1 in the first opened state of the door body of the washing machine;

Fig. 6 is a schematic diagram of the double-axis hinge in Fig. 1 in a second opened state of the door body of the washing machine.

1. Biaxial hinge 11. First hinge seat 111. First hinge axis

113, chute 12, second hinge seat 121, second hinge shaft

123. Sliding column 2, door body 3, cabinet body

31. Storage unit 311. Arc-shaped guide rail

Detailed ways

The utility model will be described in detail below in conjunction with the specific embodiments shown in the accompanying drawings. However, these embodiments do not limit the present utility model, and any structural, method, or functional changes made by those skilled in the art according to these embodiments are included in the protection scope of the present utility model.

In each drawing of the present utility model, for the convenience of illustration, some dimensions of structures or parts will be enlarged relative to other structures or parts, therefore, they are only used to illustrate the basic structure of the subject matter of the present utility model.

The terms used herein to denote relative spatial positions such as "upper", "above", "under", "under", etc. are for convenience of description to describe the relative position of one element or feature relative to another as shown in the drawings. Relationships of units or features. The terms of spatial relative position may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly. And, it should be understood that although the terms first, second, etc. may be used herein to describe various elements or structures, these described objects should not be limited by these terms. These terms are only used to distinguish these described objects from one another.

As shown in Figure 1, a preferred biaxial hinge 1 of the present invention is used for the connection between the door body 2 and the cabinet body 3, including a first hinge shaft 111, a second hinge shaft 121 and connecting the first hinge shaft 111 and the hinge seat of the second hinge shaft 121, the first hinge shaft 111 is connected to the cabinet body 3, and the second hinge shaft 121 is connected to the door body 2, which is different from the existing hinge seat. The hinge seat of the embodiment is a segmented hinge seat, and the hinge seat includes a first hinge seat 11 connected to the first hinge shaft 111 and a second hinge seat 12 connected to the second hinge shaft 121. A hinge seat 11 and the second hinge seat 12 are configured as concentric arcs, and the first hinge seat 11 and the second hinge seat 12 are slidably connected, and the second hinge seat 12 is opposite to the first hinge seat 12. The hinge seat 11 is operable to move between a retracted position and an extended position. In the retracted position shown in FIG. 1 , the second hinge seat 12 overlaps with the arc of the first hinge seat 11; , the second hinge seat 12 is on the extended arc of the arc of the first hinge seat 11 .

Since the biaxial hinge 1 in the utility model is designed in segments, and the first hinge seat 11 can overlap with the arc of the second hinge seat 12, this makes the biaxial hinge 1 in the utility model different from that in the prior art. Compared with the double-axis hinge 1, it can realize the same large-angle door opening with half the space, which improves the space utilization rate, the diversity of appearance design, optimizes the user experience, and overcomes the inability to balance large-angle and small space in the prior art Defects.

Although the embodiment of the utility model only illustrates the design that the biaxial hinge 1 is divided into two sections, those skilled in the art can imagine that the three-section, four-section, five-section or even six-section design It is also possible, or in other words, it can better achieve the purpose of the utility model and solve the aforementioned technical problems. Therefore, the biaxial hinge 1 in the utility model can also include a third hinge, a fourth hinge, a fifth hinge or even a sixth hinge. Hinges, as long as there is a sliding connection between each hinge, and the first and last ends of the first and last two hinges are provided with a hinge axis.

Continuing to refer to FIG. 1 , in this embodiment, the arc radius of the second hinge seat 12 is greater than the arc radius of the first hinge seat 11 , and in the retracted position, the second hinge seat 12 is located The outer side of the first hinge seat 11. The first hinge seat 11 and the second hinge seat 12 are concentric arcs, and the arc radius of the second hinge seat 12 is greater than the arc radius of the first hinge seat 11, so that when the door body 2 is closed, the first hinge seat 11 It can be accommodated in the arc segment of the second hinge seat 12, thereby saving space.

Of course, in other embodiments of the present utility model, the positions of the first hinge seat 11 and the second hinge seat 12 can be interchanged, that is, the arc radius of the second hinge seat 12 can also be smaller than the arc radius of the first hinge seat 11 Therefore, when the door body 2 is closed, that is, when the second hinge seat 12 is in the retracted position, the second hinge seat 12 is located inside the first hinge seat 11 .

Further, the central angle of the arc corresponding to the first hinge seat 11 is not less than 90°, and when the biaxial hinge 1 is designed as a two-stage hinge seat, the larger the central angle corresponding to the first hinge seat 11 is , when the second hinge seat 12 is in an extended position relative to the first hinge seat 11, the central angle corresponding to the arc segment between the second hinge axis 121 and the first hinge axis 111 is larger, that is, the door body 2 is relatively larger than the cabinet body. 3 can turn a larger angle. Preferably, the central angle of the arc corresponding to the second hinge seat 12 is not less than 90°, so that the opening angle of the door body 2 can reach or even exceed 180°. Preferably, the central angle of the arc corresponding to the first hinge seat 11 is equal to the central angle of the arc corresponding to the second hinge seat 12, so that the first hinge seat 11 and the second hinge seat 12 can The maximum door opening angle (when the door body 2 is opened) is provided with the smallest occupied space (when the door body 2 is in the closed state).

Of course, the preferred configuration of the above-mentioned central angle is suitable for the two-stage hinge seat. When the hinge seat is a multi-stage design, the central angle of the arc corresponding to each section of the hinge seat is smaller, for example, it may not be less than 180 The quotient of ° and the number of segments.

As shown in FIG. 1 to FIG. 3 , the biaxial hinge 1 includes a sliding rail structure for slidingly connecting the first hinge base 11 and the second hinge base 12 . The sliding guide rail structure includes a sliding slot 113 and a sliding column 123 which is partially accommodated in the sliding slot 113 and can slide along the sliding slot 113. The sliding slot 113 is arranged on the first hinge base 11 and the One of the second hinge bases 12 , the sliding post 123 is disposed on the other one of the first hinge base 11 and the second hinge base 12 . In this embodiment, a sliding post 123 is provided on the inner side of the second hinge base 12 , and a slide groove 113 is provided on the outer side of the first hinge base 11 .

Wherein, the slide groove 113 can be configured as a concave-shaped structure, or can be a groove recessed inside the first hinge seat 11 . In this embodiment, the slide groove 113 is a groove recessed inside the first hinge base 11, and the cross section of the groove is T-shaped. The slide groove 113 extends along the outside of the first hinge base 11 and has two extreme position. The sliding column 123 is configured as a T-shape matching the cross section of the groove, one end of which is movably accommodated in the slide groove 113 , and one end is connected to the second hinge shaft 121 . The sliding column 123 can move between two extreme positions of the sliding groove 113, and the two extreme positions correspond to the retracted position and the unfolded position respectively.

Of course, the form of the sliding guide rail is not limited to the matching structure of the sliding groove 113 and the sliding column 123 described in this embodiment, and other deformation methods based on this also belong to the structure claimed by the present invention.

Refer to FIG. 4 to FIG. 6 , which are schematic diagrams showing that the double-axis hinge 1 is applied to a washing machine, and the door body 2 is in a closed state, a first open state, and a second open state relative to the cabinet body 3 . Wherein, the door body 2 is rotatably connected to the second hinge shaft 121 . The door body 2 is provided with a receiving portion, the receiving portion has a bushing, and the bushing is sleeved on both ends of the second hinge shaft 121 , so that the door body 2 can rotate around the second hinge shaft 121 . Of course, the rotatable connection is not limited thereto, and those skilled in the art can also think of other implementations, which will not be listed here.

The cabinet body 3 is provided with a receiving portion for receiving the first hinge shaft 111 , the receiving portion is provided with an arc-shaped guide rail 31 , and the first hinge shaft 111 is operable to move along the arc-shaped guide rail 31 The storage position corresponds to the closed state of the door body 2 and the open position corresponds to the open state of the door body 2 .

The arc-shaped guide rail 31 has two limit positions—a storage position and an open position. The storage position corresponds to the closed state of the door body 2. In this state, the second hinge seat 12 is in the retracted position, and the first hinge shaft 111 The double-axis hinge 1 in the driven and folded state is accommodated in the accommodating portion. Preferably, the arc-shaped guide rail 31 and the first hinge base 11 are also concentric arcs. Further, the arc-shaped guide rail 31 is equal to the central angle corresponding to the arc of the first hinge seat 11 .

As shown in Figure 5 and Figure 6, when the door needs to be opened, the door body 2 is opened to drive the biaxial hinge 1 to slide along the arc-shaped guide rail 31 to the open position, and the door body 2 is in the first open state, that is, the half-open state. , the door body 2 is further rotated, and the second hinge seat 12 slides from the retracted position to the extended position along the outer side of the first hinge seat 11 . When the second hinge seat 12 moves to the extended position, the door body 2 is in the second open state. Compared with the closed state of the door body 2, the angle at which the second hinge shaft 121 turns is equal to that of the first hinge seat 11 and the second hinge seat 12. The sum of the central angles of the hinge seat 12.

Certainly, the first open state in which the door body 2 transitions from the closed state to the second open state may be that the second hinge seat 12 slides from the retracted position to the extended position relative to the first hinge seat 11, while the first hinge shaft 111 has not been relatively accommodated. The state of the mobile. In this case, if the door body 2 is further rotated, the first hinge shaft 111 will move from the retracted position to the deployed position along the sliding guide rail.

To sum up, compared with the biaxial hinge 1 in the prior art, the segmented biaxial hinge 1 with concentric arcs can realize the same large-angle door opening with half the space, which improves the space utilization rate and appearance design. Diversity optimizes the user experience and overcomes the shortcomings of the existing technology that cannot balance large angles and small spaces.

It should be understood that although this description is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the description is only for clarity, and those skilled in the art should take the description as a whole, and each The technical solutions in the embodiments can also be properly combined to form other embodiments that can be understood by those skilled in the art.

The series of detailed descriptions listed above are only specific descriptions for the feasible implementation modes of the present utility model, and they are not used to limit the protection scope of the present utility model. Embodiments or modifications should be included within the protection scope of the present utility model.

Claims (10)

1. A double-axis hinge, used for the connection between the door body and the cabinet body, comprising a first hinge shaft, a second hinge shaft and a hinge seat connecting the first hinge shaft and the second hinge shaft, the first hinge shaft A hinge shaft is connected to the cabinet body, and the second hinge shaft is connected to the door body; it is characterized in that: the hinge seat includes a first hinge seat connected to the first hinge shaft and a first hinge seat connected to the second hinge shaft The second hinge seat, the first hinge seat and the second hinge seat are configured as concentric arcs, and the first hinge seat and the second hinge seat are slidably connected, and the second hinge seat is opposite to The first hinge seat is operable to move between a retracted position and an extended position. In the retracted position, the arc of the second hinge seat overlaps with the first hinge seat; in the extended position, the The second hinge seat is on the extended arc of the arc corresponding to the first hinge seat. 2. The double-axis hinge according to claim 1, characterized in that: the arc radius of the second hinge seat is larger than the arc radius of the first hinge seat, and at the retracted position, the second hinge seat The hinge seat is located outside the first hinge seat. 3. The biaxial hinge according to claim 2, characterized in that: the biaxial hinge comprises a sliding rail structure for slidingly connecting the first hinge seat and the second hinge seat, and the sliding rail structure It includes a chute and a sliding column partially accommodated in the chute and sliding along the chute. 4. The double-axis hinge according to claim 3, characterized in that: the slide groove is set on one of the first hinge seat and the second hinge seat, and the sliding column is set on the The other one of the first hinge seat and the second hinge seat. 5 . The double-axis hinge according to claim 4 , wherein the chute is recessed on the outer side of the first hinge seat, and the sliding post is arranged on the inner side of the second hinge seat. 6 . 6. The double-axis hinge according to claim 1, wherein the central angle of the arc corresponding to the first hinge seat is not less than 90°, and the central angle of the arc corresponding to the second hinge seat Not less than 90°. 7. The double-axis hinge according to claim 6, wherein the central angle of the arc corresponding to the first hinge seat is equal to the central angle of the arc corresponding to the second hinge seat. 8. A double-axis door washing machine, comprising a cabinet and a door that can be opened and closed on the cabinet, characterized in that: the double-axis door washing machine includes any one of claims 1-7 Requires the described two-axis hinge. 9. The double-axis door washing machine according to claim 8, wherein the door body is rotatably connected to the second hinge shaft. 10. The double-axis door washing machine according to claim 8, characterized in that: the cabinet body is provided with a receiving part for receiving the first hinge shaft, and the receiving part is provided with an arc-shaped guide rail, and the The first hinge shaft is operable to move along the arc-shaped guide rail between a storage position and an open position, the storage position corresponds to the closed state of the door body, and the open position corresponds to the open state of the door body.