CN117166860A - Hinge assembly and kitchen equipment - Google Patents

Abstract

The invention discloses a hinge assembly and kitchen equipment, the hinge assembly includes: the fixed page is provided with a first pin shaft and a second pin shaft, the movable page is provided with a first chute matched with the first pin shaft and a second chute matched with the second pin shaft, so that the movable page is switched between an opening position and a closing position, the lower edge of the movable page is provided with an endpoint, in the opening and closing process, the endpoint is firstly far away from the lower edge of the fixed page and moves, and the endpoint is located in the same horizontal plane in the opening position and the closing position. Therefore, on one hand, the interference between the door body arranged on the movable page and the skirting line can be avoided, the skirting line is not required to be cut, and the indoor attractiveness is improved; on the other hand, the motion track of the door body is more reasonable, the occupied space in the opening position is smaller, the space requirement of kitchen equipment can be reduced, and the arrangement convenience is improved.

Description

Hinge assembly and kitchen equipment

Technical Field

The invention relates to the field of household appliances, in particular to a hinge assembly and kitchen equipment.

Background

Kitchen appliances are typically built into cabinets with the door turned outwards to open or close the treatment space of the kitchen appliance (e.g. cooking space of an oven, washing space of a dishwasher).

However, the skirting line is arranged below the cabinet to increase the attractiveness of a room, the door body of the kitchen equipment is large and has a certain thickness, interference with the skirting line can be generated in the opening process, and the skirting line needs to be cut down to a part to avoid the door body, so that the attractiveness of the room can be reduced.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present invention is to provide a hinge assembly, which can prevent the door body from interfering with the skirting line during the opening and closing process, and can improve the indoor aesthetic property without cutting the skirting line.

The invention further provides kitchen equipment adopting the hinge assembly.

A hinge assembly according to an embodiment of the first aspect of the present invention includes: the fixed page is provided with a first pin shaft and a second pin shaft, the movable page is provided with a first chute matched with the first pin shaft and a second chute matched with the second pin shaft, so that the movable page is switched between an opening position and a closing position, the lower edge of the movable page is provided with an endpoint, in the opening and closing process, the endpoint is firstly far away from the lower edge of the fixed page and moves, and the endpoint is located in the same horizontal plane in the opening position and the closing position.

According to the hinge assembly provided by the embodiment of the invention, the first pin shaft is matched with the first sliding groove, the second pin shaft is matched with the second sliding groove, so that the lower edge of the fixed page is firstly far away from the end point in the opening and closing process, and the end point is positioned in the same horizontal plane in the opening position and the closing position by limiting the matching through double movement tracks, on one hand, the interference between the door body arranged on the movable page and the skirting line can be avoided, the skirting line is not required to be cut, and the indoor attractiveness is improved; on the other hand, the motion track of the door body is more reasonable, the occupied space in the opening position is smaller, the space requirement of kitchen equipment can be reduced, and the arrangement convenience is improved.

According to some embodiments of the invention, the second pin is disposed forward of the first pin and the first pin is disposed upward of the second pin.

In some embodiments, the first chute comprises a first chute section, the second chute comprises a second chute section, the start of travel of the first chute is located at one end of the first chute section, the start of travel of the second chute is located at one end of the second chute section, and the first chute section and the second chute section are configured to rotate and move the end point upward during opening.

Further, in the closed position, the first and second channel segments are configured as rearwardly recessed arcuate channels, and an arc length of the second channel segment is less than an arc length of the first channel segment.

Further, the equivalent circle radius of the first groove section is larger than the equivalent circle radius of the second groove section.

In some embodiments, the first slot segment is in communication with the third slot segment, the second slot segment is in communication with the fourth slot segment, and the third slot segment and the fourth slot segment are configured to move the endpoint downward during opening.

Further, in the closed position, both the third and fourth trough sections are forwardly inclined and extend downwardly.

Further, the length of the third slot segment is greater than the length of the fourth slot segment.

Further, the first chute further includes: and a fifth groove section communicated with the third groove section, wherein the stroke end point of the first sliding groove is positioned at the fifth groove section, the stroke end point of the second sliding groove is positioned at the fourth sliding groove, and the fifth groove section is used for driving the end point to rotate in the opening process.

Further, the fifth slot segment is configured as an arcuate slot.

According to some embodiments of the invention, one of the movable page and the fixed page is provided with a limiting plate, and the other is provided with a limiting arm matched with the limiting plate.

The kitchen appliance according to an embodiment of the second aspect of the present invention comprises: the hinge assembly of the above embodiment, the fixed page is disposed on the box, and the movable page is disposed on the door.

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 foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic perspective view of a hinge assembly according to an embodiment of the present invention;

FIG. 2 is a schematic view of a hinge assembly in a closed position according to an embodiment of the present invention;

FIG. 3 is a schematic view of a hinge assembly in an open position according to an embodiment of the present invention;

FIG. 4 is a schematic view of a retainer page of a hinge assembly according to an embodiment of the present invention;

fig. 5 is a schematic view of a movable leaf of a hinge assembly according to an embodiment of the present invention.

Reference numerals:

the hinge assembly 100 is configured such that,

the fixing sheet 10, the first pin 11, the second pin 12,

a movable leaf 20, a first chute 21, a second chute 22, an end point 23,

the positioning plate 30, the positioning arm 40,

the first groove section 21a, the third groove section 21b, the fifth groove section 21c,

the second slot section 22a and the fourth slot section 22b.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

First, it should be noted that the kitchen apparatus may be a kitchen washing apparatus and a kitchen cooking apparatus embedded in a cabinet or closet, such as a dishwasher, a steaming box, an oven, etc., which has a treatment space (i.e., a cooking space of the oven, steaming box, etc., a washing space of the dishwasher), and a door body is required to be provided to selectively open or close the treatment space, thereby improving a washing effect or a cooking effect.

However, the kitchen apparatus is based on the cooking requirement or the cleaning requirement, when the door body is at the closed position, the processing space needs to be ensured to be spaced from the outside, and good sealing performance is required, so that the door body needs to be arranged to be larger and has a certain thickness, the displacement of the door body with larger thickness in the opening process is larger, the lower side edge of the door body is easy to interfere with the skirting line, the door body cannot be opened, and the indoor aesthetic property is reduced after the skirting line is cut.

Based on this, the present invention proposes a hinge assembly 100, where the hinge assembly 100 can adjust the motion track of the door body to avoid interference with the skirting line during the opening or closing process of the door body, so that the skirting line does not need to be cut, and indoor aesthetics can be improved.

A hinge assembly 100 and a kitchen appliance according to an embodiment of the present invention are described below with reference to fig. 1 to 5.

As shown in fig. 1, 2 and 3, a hinge assembly 100 according to an embodiment of the first aspect of the present invention includes: the movable page 20 can be turned relative to the fixed page 10 to switch between an open position and a closed position, the door body can be correspondingly connected with the movable page 20, and the box body is connected with the fixed page 10 to realize the opening and closing of the door body relative to the box body.

The fixed page 10 is provided with a first pin 11 and a second pin 12, the movable page 20 is provided with a first chute 21 matched with the first pin 11 and a second chute 22 matched with the second pin 12, so that the movable page 20 is switched between an open position and a closed position, and in the opening and closing process, an end point 23 moves away from the lower edge of the fixed page 10, and in the open position and the closed position, the end point 23 is located in the same horizontal plane (see fig. 2 and 3).

Specifically, the end point 23 of the lower edge of the movable page 20 corresponds to the lower edge of the door body, while the lower edge of the fixed page 10 is kept fixed in the opening and closing process of the hinge assembly 100, and can be used as a reference point to be fixed with the relative position of the skirting line, and can be equivalent to the upper edge of the skirting line, so that the first pin 11 is in sliding fit with the first chute 21, the second pin 12 is in sliding fit with the second chute 22, and the first pin 11 and the first chute 21, and the second pin 12 and the second chute 22 are mutually limited, so that the movement track of the movable page 20 can be limited, so that the end point 23 of the movable page 20 is in the same horizontal plane in both the opening position and the closing position, the lower edge of the corresponding door body is in the same horizontal plane, and the end point 23 is always away from the lower edge of the fixed page 10 in the opening process or the closing process (corresponding to the movement of the lower edge of the door body away from the skirting line).

It can be understood that the upper edge of the skirting line is located in the same horizontal plane, and the lower edge of the door body can be correspondingly located in another horizontal plane above the upper edge of the skirting line at the closing position, the endpoint 23 located in the same horizontal plane at the opening position and the closing position can ensure that the lower edge of the door body can not interfere with the skirting line at the opening position and the closing position, the opening and closing convenience of the door body can be improved, and in the opening and closing process, the lower edge of the door body always moves away from the upper edge of the skirting line, so that interference between the door body and the skirting line in the opening and closing process is avoided, the skirting line is not required to be cut, and the indoor attractiveness can be improved.

It should be noted that, in the actual door opening process, the movement track of the end point 23 may move upward and then downward to avoid interference during the opening process or the closing process, and in the closed position and the open position, both are located above the skirting line, the movement track of the end point 23 may also translate outward to be away from the skirting line, and move upward to be located above the skirting line while moving to the open position, and the above may be directly above or laterally above to avoid interference.

That is, the optional movement of the door relative to the skirting line, that is, the movement of the end point 23 away from the lower edge of the fixing sheet 10 to avoid interference with the skirting line during the opening or closing process is various, but the present invention is not limited thereto, and the above movement can be implemented to avoid interference of the door body with the skirting line, which falls within the scope of the claimed invention.

In addition, the lower edge movement of the end point 23 away from the fixed page 10 can avoid the interference between the skirting line and the door body, and in the whole movement process, the end point 23 is firstly far away from the movement, and after the interference is effectively avoided, the end point 23 is positioned in the same horizontal plane under the opening position and the closing position, the door body and the skirting line are prevented from interfering under the opening position and the closing position, the movement track of the door body is more reasonable, the overlarge movement track is prevented, the occupation of the space of the kitchen equipment under the opening position is aggravated, the arrangement convenience of the kitchen equipment can be improved, and the space requirement of the kitchen equipment is reduced.

It should be noted that, in the hinge assembly 100 according to the embodiment of the present invention, the first pin 11 is matched with the first chute 21, the second pin 12 is matched with the second chute 22, so that the distance between the lower edge of the door body and the skirting line is fluctuated to be zero, in the closed position, the thickness side of the door body in the thickness direction defines the lower edge, in the open position, the shielding side of the door body for shielding the processing space defines the lower edge, in the switching process between the open and closed positions, the lower edge of the door body is changed between the thickness side and the shielding side (specifically, in the opening process, the lower edge is gradually changed from the thickness side to the shielding side in the closing process), the lower edge is a dynamic position, and when the door edge line (the intersecting line between the thickness side and the shielding side) corresponding to the end point 23 of the hinge assembly 100 in the prior art is formed as the lower edge, the distance between the door body and the skirting line is nearest, and the door edge is easy to appear, and in the opposite movement relationship between the end point 23 and the lower edge of the fixed page 10 is defined to ensure that the door edge moves away from the skirting line.

According to the hinge assembly 100 of the embodiment of the invention, the first pin shaft 11 is matched with the first chute 21, the second pin shaft 12 is matched with the second chute 22, so that the endpoint 23 moves away from the lower edge of the fixed page 10 in the opening and closing process through double movement track limiting matching, and the endpoint 23 is positioned in the same horizontal plane in the opening position and the closing position, on one hand, interference between a door body arranged on the movable page 20 and a skirting line can be avoided, skirting line is not required to be cut, and indoor attractiveness is improved; on the other hand, the motion track of the door body is more reasonable, the occupied space in the opening position is smaller, the space requirement of kitchen equipment can be reduced, and the arrangement convenience is improved.

In addition, the motion stability of the double-pin shaft sliding groove matching structure is higher, the shaking in the door opening and closing process can be reduced, the door opening and closing convenience is improved, the door opening and closing noise generated in the door opening and closing process can be reduced, and the use experience is improved.

As shown in fig. 2 and 4, according to some embodiments of the present invention, the second pin 12 is disposed forward with respect to the first pin 11, and the first pin 11 is disposed upward with respect to the second pin 12.

Specifically, the second pin 12 is located in front of the first pin 11, and the first pin 11 and the second pin 12 have a height difference, so that in the process of opening the door body, the first pin 11 pulls the sliding page in the first chute 21 to move wholly upwards, and rotates around the second pin 12 in the second chute 22, so as to drive the end point 23 to move away from the lower edge of the fixed page 10 first, thereby achieving the technical purpose of avoiding interference.

Next, the opening process of the active page 20 of the present invention will be specifically described with reference to fig. 5.

The first chute 21 has a first chute section 21a, a third chute section 21b and a fifth chute section 21c which are sequentially communicated, the second chute 22 has a second chute section 22a and a fourth chute section 22b which are sequentially communicated, the first chute section 21a and the second chute section 22a are respectively the travel start points of the first chute 21 and the second chute 22, and the fifth chute section 21c and the fourth chute section 22b are respectively the travel end points of the second chute 22 and the first chute 21.

Furthermore, the opening process of the sliding page can be split into three stages, namely a first stage of matching the first groove section 21a with the first pin 11 and a second groove section 22a with the second pin 12; a second stage of the third groove section 21b being matched with the first pin 11 and the fourth groove section 22b being matched with the second pin 12; and a third stage that the fifth groove section 21c is matched with the first pin 11, and the fourth groove section 22b is matched with the second pin 12.

As shown in fig. 5, in some embodiments, the first chute 21 includes a first chute section 21a, the second chute 22 includes a second chute section 22a, the travel start point of the first chute 21 is located at one end of the first chute section 21a, the travel start point of the second chute 22 is located at one end of the second chute section 22a, and the first chute section 21a and the second chute section 22a are used to rotate and move the end point 23 upward during opening.

That is, in the first stage, the first slot section 21a is matched with the first pin 11, and the second slot section 22a is matched with the second pin 12, so as to pull the endpoint 23 to move upwards relative to the lower edge of the fixed page 10 and simultaneously rotate, thereby realizing the preliminary opening of the door body and avoiding the interference between the door body and the skirting line in the preliminary opening process.

Further, as shown in fig. 5, in the closed position, the first and second groove sections 21a, 22a are configured as rearwardly concave arcuate grooves, and the arc length of the second groove section 22a is less than the arc length of the first groove section 21a, and the equivalent circular radius of the first groove section 21a is greater than the equivalent circular radius of the second groove section 22 a.

Therefore, in the opening process of the door body, the first pin 11 acts on the first groove section 21a, the second pin 12 acts on the second groove section 22a, and a moment for lifting the movable page 20 upwards is generated, so that the end point 23 is driven to move upwards, namely, the movement of the end point 23 away from the lower edge of the fixed page 10 is driven.

As shown in fig. 5, in some embodiments, the first slot segment 21a communicates with the third slot segment 21b, the second slot segment 22a communicates with the fourth slot segment 22b, and the third slot segment 21b and the fourth slot segment 22b are used to move the endpoint 23 downward during opening.

That is, in the second stage, the third slot segment 21b cooperates with the first pin 11, and the fourth slot segment 22b cooperates with the second pin 12 and pulls the end point 23 to move toward the lower edge of the fixed page 10, that is, the above-mentioned movement limitation that the lower end points 23 in the closed position and the open position are located at the same horizontal plane is achieved.

It can be understood that, the end point 23 moves away from the lower edge of the fixed page 10, and then moves towards the lower edge of the fixed page 10, so that the door body and the skirting line can be prevented from reflecting, and the travel of the lower edge moving away from the fixed page 10 is more reasonable in the door body opening process, so that the space occupation under the door body opening position can be reduced.

Further, as shown in fig. 5, in the closed position, both the third 21b and fourth 22b channel sections are forwardly inclined and extend downwardly, and the length of the third channel section 21b is greater than the length of the fourth channel section 22b.

Thus, the first pin 11 can be pulled by the third slot segment 21b having a greater length to generate a moment that pulls the movable page 20 downward to drive the end point 23 downward.

It is noted that the third slot section 21b and the fourth slot section 22b may each be configured as a straight slot section or an arc slot section.

As shown in fig. 2 and 5, the first chute 21 further includes: and a fifth groove section 21c communicated with the third groove section 21b, wherein the stroke end of the first sliding groove 21 is positioned in the fifth groove section 21c, the stroke end of the second sliding groove 22 is positioned in the fourth sliding groove, and the fifth groove section 21c is used for driving the end point 23 to rotate in the opening process.

That is, in the third stage, the fifth slot 21c is matched with the first pin 11, the fourth slot 22b is matched with the second pin 12, and the door body in the third stage is finally moved to the open position, and before the third stage reaches the open position, the second pin 12 is moved to the stroke end of the second chute 22, and the first pin 11 is matched with the fifth slot 21c, so that the door body rotates around the axis of the second pin 12 to the open position, that is, the first stage and the second stage are used for adjusting the relative positions of the end point 23 and the lower edge of the fixed page 10, interference between the skirting line and the door body is avoided, and the second stage is further rotated to realize complete opening of the door body.

Based on this, the fifth groove section 21c is configured as an arc groove.

As shown in fig. 1, 2 and 4, according to some embodiments of the present invention, one of the movable and fixed pages 20 and 10 is provided with a limiting plate 30, and the other is provided with a limiting arm 40 engaged with the limiting plate 30.

Specifically, the limiting plate 30 can be arranged on the movable page 20, the limiting arm 40 is arranged on the fixed page 10, or the limiting plate 30 is arranged on the fixed page 10, the limiting arm 40 is arranged on the movable page 20, the limiting plate 30 is matched with the limiting arm 40 in a pushing and abutting mode to limit the opening angle of the movable page 20, and after the door body moves to the opening position, hovering under the position can be realized, so that excessive opening of the door body is avoided.

Correspondingly, a buffer structure can be arranged on the limiting arm 40 or the limiting plate 30, so that buffering can be provided for the door body, larger opening noise caused by overlarge opening force of a user is avoided, the opening stability of the door body can be improved, transparent structures such as glass and acrylic plates can be arranged on some door bodies, and the like, so that the transparent structures can be prevented from being broken under the condition of forming visible kitchen equipment, and the service life of the door body is prolonged.

The kitchen appliance according to an embodiment of the second aspect of the present invention comprises: the case body and the door body, the hinge assembly 100 in the above embodiment, the fixed page 10 is disposed in the case body, the movable page 20 is disposed in the door body, and the technical effects are the same as those of the hinge assembly 100, which will not be described herein.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

In the description of the invention, a "first feature" or "second feature" may include one or more of such features.

In the description of the present invention, "plurality" means two or more.

In the description of the invention, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.

In the description of the invention, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.

Claims (12)

1. A hinge assembly, comprising:

the fixed page is provided with a first pin shaft and a second pin shaft;

the movable page is provided with a first chute matched with the first pin shaft and a second chute matched with the second pin shaft, so that the movable page is switched between an opening position and a closing position, the lower edge of the movable page is provided with an endpoint, in the opening and closing process, the endpoint moves away from the lower edge of the fixed page, and in the opening position and the closing position, the endpoint is positioned in the same horizontal plane.

2. The hinge assembly of claim 1, wherein the second pin is disposed forward of the first pin and the first pin is disposed upward of the second pin.

3. The hinge assembly of claim 2, wherein the first runner includes a first slot segment and the second runner includes a second slot segment, wherein a start of travel of the first runner is at one end of the first slot segment, wherein a start of travel of the second runner is at one end of the second slot segment, and wherein the first and second slot segments are configured to rotate and move the end point upward during opening.

4. The hinge assembly of claim 3, wherein in the closed position, the first and second slot segments are configured as rearwardly recessed arcuate slots and the arc length of the second slot segment is less than the arc length of the first slot segment.

5. The hinge assembly of claim 4, wherein an equivalent circle radius of the first slot segment is greater than an equivalent circle radius of the second slot segment.

6. A hinge assembly according to claim 3, wherein the first slot section communicates with the third slot section, the second slot section communicates with the fourth slot section, and the third and fourth slot sections are adapted to move the end point downwardly during opening.

7. The hinge assembly of claim 6, wherein in the closed position, the third slot segment and the fourth slot segment are both forwardly sloped and extend downwardly.

8. The hinge assembly of claim 6, wherein a length of the third slot segment is greater than a length of the fourth slot segment.

9. The hinge assembly of claim 6, wherein the first runner further comprises: and a fifth groove section communicated with the third groove section, wherein the stroke end point of the first sliding groove is positioned at the fifth groove section, the stroke end point of the second sliding groove is positioned at the fourth sliding groove, and the fifth groove section is used for driving the end point to rotate in the opening process.

10. The hinge assembly of claim 9, wherein the fifth slot segment is configured as an arcuate slot.

11. The hinge assembly of claim 1, wherein one of the movable and stationary leaves is provided with a stop plate and the other is provided with a stop arm that mates with the stop plate.

12. A kitchen appliance, comprising:

a box body and a door body;

the hinge assembly of any one of claims 1-11, the stationary leaf being disposed in the case and the movable leaf being disposed in the door.