CN116446741A - Cabinet with adjustable connecting seat - Google Patents

Abstract

The invention discloses a cabinet with an adjustable connecting seat, which comprises: the door comprises a cabinet body, a door frame and a top-bottom hinge for connecting the cabinet body and the door frame; a hinge connecting seat embedded in the top plate and the bottom plate is arranged on one side, close to the door frame, of the top plate and the bottom plate of the cabinet body, and the top-bottom hinge is fixedly connected with the hinge connecting seat; the protruding part of the top-bottom hinge is provided with at least one convex tooth, a plurality of concave teeth are arranged in the groove of the joint part of the hinge connecting seat, and the convex teeth are clamped with at least part of the concave teeth; at least one through hole is formed in the protruding portion, at least one connecting hole is formed in the clamping portion, and the protruding portion and the clamping portion are fixedly connected through screws penetrating through the through hole and the connecting hole. The convex teeth of the top-bottom hinge can be clamped with any concave teeth in the hinge connecting seat, so that the position of the top-bottom hinge can be adjusted; the convex teeth of the top-bottom hinge are clamped with the concave teeth of the hinge connecting seat to avoid position deviation, so that the door frame and the cabinet body are fixed more firmly.

Description

Cabinet with adjustable connecting seat

Technical Field

The invention relates to the technical field of furniture, in particular to a cabinet with an adjustable connecting seat.

Background

Currently, existing aluminum frame doors are generally assembled with a top-to-bottom hinge, and the prior art (CN 216240203U) discloses a top-to-bottom hinge of a flat-open door that can be opened 180 degrees. However, when the ground hinge is assembled with the heavy aluminum frame door, the large-width door plate is large in size and weight, the upper hinge is only responsible for limiting the door plate, no bearing effect exists, all weight of the door plate falls on the lower hinge, the lower hinge can incline or incline slowly after a long time, a lower pin between the lower hinge and the aluminum frame door is not coaxial with the aluminum frame shaft hole because of the lower hinge shaft hole, the aluminum frame door is not smooth to open and close, and even the lower pin shaft is twisted off, so that the aluminum frame door falls off and hurts people.

Accordingly, there is a need to provide a cabinet with an adjustable connection base that is securely connected.

Disclosure of Invention

In view of this, the present invention provides a cabinet having an adjustable connection base, comprising: the door comprises a cabinet body, a door frame and a top-bottom hinge for connecting the cabinet body and the door frame;

the cabinet body comprises a top plate, a left side plate, a bottom plate and a right side plate which are sequentially connected; the hinge connecting seat is embedded into the top plate and the bottom plate and fixedly connected with the top hinge and the bottom hinge;

the hinge connecting seat comprises a clamping part and a limiting part, wherein the limiting part is perpendicular to the plane where the clamping part is positioned and is fixedly connected with one end of the clamping part, the clamping part is arranged in parallel with the door frame, and the clamping part is provided with a groove recessed towards the direction far away from the door frame;

the top-bottom hinge comprises a fixed base, a connecting strip and a hinged base which are sequentially connected, wherein the fixed base is parallel to the hinged base, the connecting strip is connected with the fixed base and the hinged base, the fixed base is fixedly connected with the cabinet body, and the door frame is rotationally connected with the hinged base; the side, far away from the hinge base, of the fixed base comprises a protruding part protruding out of the fixed base, at least one protruding tooth is arranged on the side, far away from the hinge base, of the protruding part, each protruding tooth comprises an upper protruding tooth and a lower protruding tooth which are oppositely arranged along the direction that the top plate points to the bottom plate, the protruding part is embedded into a groove of the hinge connecting seat, each groove comprises an upper concave tooth group and a lower concave tooth group, each upper concave tooth group comprises 1-N concave teeth, and each lower concave tooth group also comprises 1-N concave teeth; the upper convex teeth are clamped with the ith concave teeth of the upper concave teeth group, the lower convex teeth are clamped with the ith concave teeth of the lower concave teeth group, i is more than or equal to 1 and less than or equal to N, and i and N are both positive integers;

the protruding part is provided with at least one through hole, the clamping part is also provided with at least one connecting hole, and the protruding part is fixedly connected with the clamping part by passing through the through hole and the connecting hole through a screw; the fixing base is also provided with a hollowed-out area, and the projection of the hollowed-out area along the direction of the hinge base pointing to the fixing base is at least partially overlapped with the protruding part.

Optionally, the through hole is located between the upper convex tooth and the lower convex tooth, and the connecting hole is located between the upper concave tooth set and the lower concave tooth set.

Optionally, along keeping away from in the direction of door frame, the roof with be equipped with on the bottom plate to the roof with the inside sunken spread groove of bottom plate, the hinge connecting seat inlay in the spread groove, the spread groove be close to one side of spacing portion is equipped with at least one spacing blind hole, along the perpendicular to in the planar direction in spacing portion place, spacing portion be close to one side of spacing blind hole be equipped with the protrusion in spacing post of spacing portion, spacing post inserts spacing blind hole is right the hinge connecting seat is spacing.

Optionally, the door frame comprises an upper transverse frame, a hinge vertical frame, a lower transverse frame and a handle vertical frame which are sequentially connected; the hinge vertical frame is also provided with a receiving strip protruding out of the hinge vertical frame along the direction perpendicular to the plane of the door frame; along the extending direction of the edge folding strip, the length of the edge folding strip is smaller than the length of the vertical frame of the hinge, cylindrical grooves which are sunken towards the inside of the edge folding strip are formed in the two ends of the edge folding strip, mounting grooves corresponding to the cylindrical grooves are also formed in the hinge base, and the cylindrical grooves at the two ends of the edge folding strip are inserted into the mounting grooves on the hinge base through pins so that the edge folding strip is in rotary connection with the hinge base;

the upper transverse frame is attached to the top plate, and the lower transverse frame is attached to the bottom plate when the cabinet is in a closed state; under the cupboard state of opening, world hinge with the roof with hinge connection seat on the bottom plate is motionless, the door frame with the center pin of pin is the axle rotation, go up horizontal frame with the biggest contained angle of roof is greater than 180 degrees, lower horizontal frame with the biggest contained angle of bottom plate is greater than 180 degrees.

Optionally, the pin includes fixed part, switching portion and the connection that set up relatively the fixed part with the spacer ring of switching portion, fixed part periphery be equipped with a plurality of protrusion in the barb of pin, the fixed part insert the cylindricality groove with receive limit strip fixed connection, switching portion inserts in the mounting groove with hinge base rotates to be connected, makes receive the limit strip with hinge base rotates to be connected.

Optionally, the top-bottom hinge comprises an upper hinge, a mounting groove of the upper hinge penetrates through the hinge base, a limiting groove connected with the mounting groove is further formed in the top of the hinge base, and the inner diameter of the mounting groove is smaller than that of the limiting groove; the pin comprises an upper pin, a circle of clamping grooves which are recessed towards the inside of the pin are formed in the outer periphery of the upper pin switching part, and the upper pin is limited by arranging limiting check rings on the limiting grooves and the clamping groove pieces; the switching portion of going up the pin inserts the mounting groove with go up hinge rotation connection, go up the fixed part of pin and insert the cylindricality groove at receipts limit strip top with receipts limit strip fixed connection, thereby make receipts limit strip with go up hinge rotation connection.

Optionally, the world hinge still includes lower hinge, the pin also includes lower pin, lower pin's switching portion inserts lower hinge's mounting groove with lower hinge rotates to be connected, lower pin's fixed part inserts the cylindricality groove of receipts limit strip bottom with receipts limit strip fixed connection, thereby make receive the limit strip with lower hinge rotates to be connected.

Optionally, a steel ball is further arranged between the mounting groove of the lower hinge and the lower pin.

Optionally, in a direction perpendicular to a plane where the door frame is located, the handle vertical frame is provided with an L-shaped handle bar protruding out of the handle vertical frame.

Optionally, a spacer is further disposed between the screw and the protruding portion.

Compared with the prior art, the cabinet with the adjustable connecting seat provided by the invention has the advantages that at least the following beneficial effects are realized:

the invention provides a cabinet with an adjustable connecting seat, which comprises a cabinet body, a door frame and a top-bottom hinge for connecting the cabinet body and the door frame; the cabinet body comprises a top plate, a left side plate, a bottom plate and a right side plate which are sequentially connected; a hinge connecting seat is arranged on one side of the top plate and the bottom plate, which is close to the door frame, and is embedded into the top plate and the bottom plate, and the overhead hinge is fixedly connected with the hinge connecting seat; the top-bottom hinge comprises a fixed base, a connecting strip and a hinged base which are sequentially connected, wherein one side of the fixed base, which is far away from the hinged base, comprises a protruding part protruding from the fixed base, at least one protruding tooth is arranged on one side of the protruding part, which is far away from the hinged base, the hinge connecting base comprises a clamping part and a limiting part, a plurality of concave teeth are arranged in a groove of the clamping part, and the protruding teeth are clamped with at least part of the concave teeth; the protruding part of the top-bottom hinge is also provided with at least one through hole, and the clamping part is also provided with at least one connecting hole, and the protruding part is fixedly connected with the clamping part by passing through the through hole and the connecting hole through a screw. The convex teeth of the top-bottom hinge can be clamped with any concave teeth in the hinge connecting groove, so that the position of the top-bottom hinge can be adjusted; the convex teeth of the top-bottom hinge are clamped with the concave teeth of the hinge connecting groove to avoid position deviation, so that the door frame and the cabinet body are fixed more firmly.

Of course, it is not necessary for any one product embodying the invention to achieve all of the technical effects described above at the same time.

Other features of the present invention and its advantages will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a schematic illustration of a cabinet having an adjustable connection as disclosed herein;

FIG. 2 is another schematic illustration of a cabinet having an adjustable connection as disclosed herein;

FIG. 3 is a schematic illustration of a cabinet body of a cabinet having an adjustable connection as disclosed herein;

FIG. 4 is a schematic illustration of a hinge connection in a cabinet having an adjustable connection as disclosed herein;

FIG. 5 is a schematic view of an overhead hinge in a cabinet having an adjustable connection as disclosed herein;

FIG. 6 is another schematic view of an overhead hinge in a cabinet having an adjustable connection as disclosed herein;

FIG. 7 is another schematic illustration of a cabinet body in a cabinet with an adjustable connection as disclosed herein;

FIG. 8 is a schematic view of an overhead hinge and door frame in a cabinet with an adjustable connection as disclosed herein;

FIG. 9 is a top view of a door frame in a cabinet having an adjustable connection as disclosed herein;

FIG. 10 is a schematic illustration of an overhead hinge and pin in a cabinet with an adjustable connection as disclosed herein;

FIG. 11 is a cross-sectional view of the top-bottom hinge and pin A-A' of FIG. 10;

FIG. 12 is a schematic view of a pin in a cabinet having an adjustable connection as disclosed herein;

FIG. 13 is another schematic view of an overhead hinge and pin in a cabinet having an adjustable connection as disclosed herein;

FIG. 14 is a cross-sectional view of the top and bottom hinge and pin B-B' of FIG. 13;

FIG. 15 is another schematic view of a pin in a cabinet having an adjustable connection as disclosed herein;

1-cabinet, 11-top plate, 111-connecting slot, 112-limit blind hole, 12-left side plate, 13-bottom plate, 14-right side plate, 2-door frame, 21-upper transverse frame, 22-hinge vertical frame, 23-lower transverse frame, 24-handle vertical frame, 25-edging, 251-cylindrical slot, 26-handle bar, 3-day hinge, 30-upper hinge, 31-fixed base, 32-connecting bar, 33-hinged base, 331-mounting slot, 332-limit slot, 34-protruding part, 340-convex tooth, 341-upper convex tooth, 342-lower convex tooth, 35-through hole, 36-hollow area, 37-lower hinge, 38-screw, 39-spacer, 4-pin, 41-fixed part, 411-barb, 42-adapter, 71-clip slot, 43-spacer ring, 44-upper pin, 45-lower pin, 5-limit retainer ring, 6-7-hinge, 71-clip part, 710-concave tooth, 711-upper concave tooth set, 342-lower tooth set, 73-concave tooth set, 72-713-groove, and groove set of limit holes.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Referring to fig. 1-6, the present invention provides a cabinet with an adjustable connection base, comprising: the cabinet body 1, the door frame 2 and the top-bottom hinge 3 for connecting the cabinet body 1 and the door frame 2;

the cabinet body 1 comprises a top plate 11, a left side plate 12, a bottom plate 13 and a right side plate 14 which are sequentially connected; a hinge connecting seat 7 is arranged on one side of the top plate 11 and the bottom plate 13, which is close to the door frame 2, the hinge connecting seat 7 is embedded into the top plate 11 and the bottom plate 13, and the hinge connecting seat 7 is fixedly connected with the top-bottom hinge 3;

the hinge connection seat 7 comprises a clamping part 71 and a limiting part 72, wherein the limiting part 72 is perpendicular to the plane of the clamping part 71 and is fixedly connected with one end of the clamping part 71, the clamping part 71 is arranged in parallel with the door frame 2, and the clamping part 71 is provided with a groove 73 recessed in the direction away from the door frame 2;

the top-bottom hinge 3 comprises a fixed base 31, a connecting strip 32 and a hinged base 33 which are sequentially connected, wherein the fixed base 31 and the hinged base 33 are arranged in parallel, the connecting strip 32 is connected with the fixed base 31 and the hinged base 33, the fixed base 31 is fixedly connected with the cabinet body 1, and the door frame 2 is rotatably connected with the hinged base 33; the side of the fixed base 31 far away from the hinge base 33 comprises a protruding part 34 protruding from the fixed base 31, at least one convex tooth 340 is arranged on the side of the protruding part 34 far away from the hinge base 33, the convex tooth 340 comprises an upper convex tooth 341 and a lower convex tooth 342 which are oppositely arranged along the direction that the top plate 11 points to the bottom plate 13, the protruding part 34 is embedded into a groove 73 of the hinge connecting seat 7, the groove 73 comprises an upper concave tooth group 711 and a lower concave tooth group 712 which are oppositely arranged, the upper concave tooth group 711 comprises 1-N concave teeth 710, and the lower concave tooth group 712 also comprises 1-N concave teeth 710; when the upper convex teeth 341 are engaged with the ith concave teeth 710 of the upper concave tooth set 711, the lower convex teeth 342 are engaged with the ith concave teeth 710 of the lower concave tooth set 712, i is more than or equal to 1 and less than or equal to N, and both i and N are positive integers;

at least one through hole 35 is arranged on the protruding part 34, at least one connecting hole 713 is also arranged on the clamping part 71, and the protruding part 34 is fixedly connected with the clamping part 71 by passing a screw 38 through the through hole 35 and the connecting hole 713; the fixed base 31 is further provided with a hollowed-out area 36, and a projection of the hollowed-out area 36 along the direction of the hinge base 33 pointing to the fixed base 31 is at least partially overlapped with the protruding portion 34.

Fig. 1 is a closed state of a cabinet, and referring to fig. 1, this embodiment provides a cabinet with an adjustable connection base, including: the cabinet body 1, the door frame 2 and the top-bottom hinge 3 for connecting the cabinet body 1 and the door frame 2; in fig. 1, only two opposite door frames 2 are provided for schematic illustration, and when the cabinet is closed, the door frames 2 are attached to the cabinet body 1;

fig. 2 is a fully opened state of the cabinet, and referring to fig. 2 and 3, the cabinet body 1 includes a top plate 11, a left side plate 12, a bottom plate 13, and a right side plate 14, which are sequentially connected; a hinge connecting seat 7 is arranged on one side of the top plate 11 and the bottom plate 13, which is close to the door frame 2, the hinge connecting seat 7 is embedded into the top plate 11 and the bottom plate 13, and the hinge connecting seat 7 is fixedly connected with the top-bottom hinge 3; specifically, when the cabinet is provided with two opposite opening door frames 2, 4 upper and lower hinges, namely an upper left hinge, a lower left hinge, an upper right hinge and a lower right hinge, are required to be arranged, the upper left hinge, the upper right hinge are connected with the top plate 11, the lower left hinge and the lower right hinge are connected with the bottom plate 13, and then 4 hinge connecting seats 7 are required to be correspondingly arranged, and fig. 3 only shows 4 hinge connecting seats 7 for schematic illustration. Referring to fig. 2, when the door frame 2 is fully opened, the upper horizontal frame 21 forms an angle of about 260 degrees with the top plate 11, and the lower horizontal frame 23 forms an angle of about 260 degrees with the bottom plate 13; compared with the prior art, the opening angle of the door frame 2 is increased, the door frame 2 can be folded to one side of the left side plate 12 or the right side plate 14, the indoor movable space is not occupied, and the door frame is not easy to collide.

Referring to fig. 5, the hinge connection base 7 includes a clamping portion 71 and a limiting portion 72, the limiting portion 72 is fixedly connected with one end of the clamping portion 71 perpendicular to a plane where the clamping portion 71 is located, the clamping portion 71 is arranged in parallel with the door frame 2, and the clamping portion 71 is provided with a groove 73 recessed away from the door frame 2;

it should be noted that, along the direction perpendicular to the plane of the door frame 2, the hinge connection seat 7 does not exceed any edge of the top plate 11 and the bottom plate 13, the hinge connection seat 7 is completely embedded inside the top plate 11 and the bottom plate 13, and the hinge connection seat 7 and the top plate 11 and the bottom plate 13 can be further firmly connected with the top plate 11 and the bottom plate 13 through gluing or screw connection.

Referring to fig. 4 and 5, the top-bottom hinge 3 includes a fixed base 31, a connecting bar 32 and a hinge base 33 connected in sequence, the fixed base 31 and the hinge base 33 are arranged in parallel, the connecting bar 32 connects the fixed base 31 and the hinge base 33, the fixed base 31 is fixedly connected with the cabinet 1, and the door frame 2 is rotatably connected with the hinge base 33; the side of the fixed base 31 far away from the hinge base 33 comprises a protruding part 34 protruding from the fixed base 31, at least one convex tooth 340 is arranged on the side of the protruding part 34 far away from the hinge base 33, the convex tooth 340 comprises an upper convex tooth 341 and a lower convex tooth 342 which are oppositely arranged along the direction that the top plate 11 points to the bottom plate 13, the protruding part 34 is embedded into a groove 73 of the hinge connecting seat 7, the groove 73 comprises an upper concave tooth group 711 and a lower concave tooth group 712 which are oppositely arranged, the upper concave tooth group 711 comprises 1-N concave teeth 710, and the lower concave tooth group 712 also comprises 1-N concave teeth 710; when the upper convex teeth 341 are engaged with the ith concave teeth 710 of the upper concave tooth set 711, the lower convex teeth 342 are engaged with the ith concave teeth 710 of the lower concave tooth set 712, i is more than or equal to 1 and less than or equal to N, and both i and N are positive integers;

it should be noted that, in general, the large-sized aluminum frame door has a large weight, all the weight is all fallen on the lower hinge, the protruding portion 34 is embedded into the groove 73, the convex teeth on the protruding portion 34 are engaged with the concave teeth in the hinge connection seat 7, so that the connection between the upper hinge 3 and the hinge connection seat 7 is more stable, and the problem of tilting or skewing of the lower hinge can be avoided; the protruding part 34 is embedded in the groove 73, so that the fixed base 31 of the top-bottom hinge is attached to the top plate 11 and the bottom plate 13, and a large gap is avoided, and the top-bottom hinge is attractive and safe.

Specifically, the male teeth 340 include an upper male tooth 341 and a lower male tooth 342 that are oppositely disposed along the direction of 11 top plate to bottom plate 13, the protruding portion 34 is embedded in the groove 73 of the hinge connection seat 7, the groove 73 includes an upper concave tooth set 711 and a lower concave tooth set 712 that are oppositely disposed, the upper concave tooth set 711 includes 1-N concave teeth 710, and the lower concave tooth set 712 also includes 1-N concave teeth 710; when the upper convex teeth 341 are engaged with the ith concave teeth 710 of the upper concave tooth set 711, the lower convex teeth 342 are engaged with the ith concave teeth 710 of the lower concave tooth set 712, i is more than or equal to 1 and less than or equal to N, and both i and N are positive integers;

illustratively, when both the upper concave tooth set 711 and the lower concave tooth set 712 include 3 concave teeth 710, the lower convex tooth 342 is engaged with the 1 st concave tooth 710 of the lower concave tooth set 712 when the upper convex tooth 341 is engaged with the 1 st concave tooth of the upper concave tooth set 711; when the upper convex tooth 341 is engaged with the 2 nd concave tooth 710 of the upper concave tooth set 711, the lower convex tooth 342 is engaged with the 2 nd concave tooth of the lower concave tooth set 712; when the upper male teeth 341 are engaged with the 2 nd female teeth 710 of the upper female teeth set 711, the lower male teeth 342 are engaged with the 2 nd female teeth 710 of the lower female teeth set 712; when the upper male teeth 341 are engaged with the 3 rd female teeth 710 of the upper female teeth set 711, the lower male teeth 342 are engaged with the 3 rd female teeth 710 of the lower female teeth set 712.

It can be understood that the upper concave tooth set 711 and the lower concave tooth set 712 each include a plurality of concave teeth 710, the areas of the upper concave tooth set 711 and the lower concave tooth set 712 are larger than the areas of the upper convex tooth 341 and the lower convex tooth 342, that is, the upper convex tooth 341 is engaged with a part of the concave teeth in the upper concave tooth set 711, the lower convex tooth 342 is engaged with a part of the concave teeth in the lower concave tooth set 712, and an adjusting space is reserved for the upper convex tooth 341 and the lower convex tooth 342; when the upper concave tooth set 711 is assembled, the upper convex tooth 341 is engaged with the concave tooth 710 at the middle part of the upper concave tooth set 711, the lower convex tooth 342 is engaged with the concave tooth 710 at the middle part of the lower concave tooth set 712, so that the upper convex tooth 341 and the lower convex tooth 342 both have an up-down adjusting space, and for example, when the upper concave tooth set 711 comprises 5 concave teeth 710, the lower concave tooth set 712 comprises 5 concave teeth 710, when the upper convex tooth 341 is assembled, the third concave tooth 710 in the upper concave tooth set 711 is engaged with the third concave tooth 710 in the lower concave tooth set 712, if the space between each concave tooth 710 in the upper concave tooth set 711 and the lower concave tooth set 712 is 1mm, the upper convex tooth 341 and the lower convex tooth 342 both have an up-down adjusting space of 2mm, and the number of concave teeth in the upper concave tooth set 711 and the lower concave tooth set 712 is not particularly limited. When the lower hinge 37 is deflected due to the bearing sinking, the clamping position of the convex teeth 340 in the upper hinge 30 and the concave teeth 710 in the hinge connection base 7 can be timely and downwardly adjusted, and the position of the hinge connection base 7 in the top plate 11 is not required to be adjusted or the hinge connection base 7 is required to be dismounted again, so that the damage of the repeated dismounting of the hinge connection base 7 to the top plate 11 is avoided.

Referring to fig. 4 to 6, at least one through hole 35 is provided in the protruding portion 34, at least one connecting hole 713 is also provided in the locking portion 71, and the protruding portion 34 is fixedly connected to the locking portion 71 by passing a screw 38 through the through hole 35 and the connecting hole 713; the fixed base 31 is further provided with a hollowed-out area 36, and a projection of the hollowed-out area 36 along the direction of the hinge base 33 pointing to the fixed base 31 is at least partially overlapped with the protruding portion 34.

Specifically, in fig. 5, only two through holes 35 are provided on the protruding portion 34 for illustration, and the number and shape of the through holes are not particularly limited; in fig. 4, only 4 connecting holes 713 are schematically illustrated, the number and shape of the connecting holes are not limited in detail, and a plurality of connecting holes are provided to facilitate the installation of the adjusting screw 38 when the space-to-ground hinge 3 and the hinge connecting seat 7 have errors; referring to fig. 1, when the door panel 2 is closed, the door frame 3 is embedded in the top-bottom hinge 3, and the protruding portion 34 is connected with the top plate 11 and the bottom plate 13 through the screw 38, the screw 38 is placed in the hollowed-out area 36, the hinge vertical frame 22 cannot collide with the screw 38, and the screw 38 is prevented from scratching the hinge vertical frame 22.

The cabinet with the adjustable connecting seat provided by the embodiment comprises a cabinet body 1, a door frame 2 and a top-bottom hinge 3 for connecting the cabinet body 1 and the door frame 2; the cabinet body 1 comprises a top plate 11, a left side plate 12, a bottom plate 13 and a right side plate 14 which are sequentially connected; the side, close to the door frame 2, of the top plate 11 and the bottom plate 13 is provided with a hinge connecting seat 7, the hinge connecting seat 7 is embedded into the top plate 11 and the bottom plate 13, and the top-bottom hinge 3 is fixedly connected with the hinge connecting seat 7; the top-bottom hinge 3 comprises a fixed base 31, a connecting strip 32 and a hinged base 33 which are sequentially connected, one side, far away from the hinged base 33, of the fixed base 31 comprises a protruding part 34 protruding out of the fixed base 31, one side, far away from the hinged base 33, of the protruding part 34 is provided with at least one protruding tooth 340, the hinge connecting seat 7 comprises a clamping part 71 and a limiting part 72, a plurality of concave teeth 710 are arranged in a groove 73 of the clamping part 71, and the protruding tooth 340 is clamped with at least part of the concave teeth 710; the protruding portion 34 of the top-bottom hinge 3 is further provided with at least one through hole 35, the clamping portion 71 is also provided with at least one connecting hole 713, and the protruding portion 34 and the clamping portion 71 are fixedly connected by passing a screw 38 through the through hole 35 and the connecting hole 713. The convex teeth 340 of the top-bottom hinge 3 can be clamped with any concave teeth 710 in the hinge connecting groove 7, so that the position of the top-bottom hinge 3 can be adjusted; the top-bottom hinge 3 and the hinge connecting groove 7 are locked by the screw 38, and the convex teeth 340 of the top-bottom hinge 3 are clamped with the concave teeth 710 of the hinge connecting groove 7 to avoid position deviation, so that the door frame 2 and the cabinet body 1 are more firmly fixed.

In some alternative embodiments, referring to fig. 4 and 5, the through hole 35 is located between the upper and lower male teeth 341 and 342, and the connection hole 713 is located between the upper and lower female tooth sets 711 and 712.

Specifically, the through holes 35 are located on the axis of the fixed base 31, the connecting holes 713 are located on the axis of the clamping portion 71, only two through holes 35 are schematically illustrated in fig. 5, only 4 connecting holes 713 are schematically illustrated in fig. 4, and the connecting holes 713 are provided with a plurality of connecting holes 713 for connecting with different connecting holes 713 when the left and right positions of the hinge are adjusted;

it will be appreciated that, compared to the through hole 35 being provided only at the upper end or the lower end of the fixed base 31, the connecting hole 713 being provided only at the upper end or the lower end of the clamping portion 71, the through hole 35 is located between the upper convex teeth 341 and the lower convex teeth 342, the connecting hole 713 is located between the upper concave teeth group 711 and the lower concave teeth group 712, that is, the through hole 35 is provided at the center of the fixed base 31, the connecting hole 713 is provided only at the center of the clamping portion 71, and the screw 38 passes through the through hole 35 and the connecting hole 713 to make the fixed base 31 and the clamping portion 71 more firmly connected with the hinge connecting seat 7 even though the hinge 3 is connected with the hinge.

In some alternative embodiments, referring to fig. 4 and 7, connecting grooves 111 recessed toward the inside of the top plate 11 and the bottom plate 13 are formed in the top plate 11 and the bottom plate 13 along the direction away from the door frame 2, the hinge connecting seat 7 is embedded in the connecting grooves 111, at least one limiting blind hole 112 is formed on one side of the connecting grooves 111 close to the limiting portion 72, and a limiting post 721 protruding from the limiting portion 72 is formed on one side of the limiting portion 72 close to the limiting blind hole 112 along the direction perpendicular to the plane of the limiting portion 72, and the limiting post 721 is inserted into the limiting blind hole 112 to limit the hinge connecting seat 7.

It can be understood that the limiting portion 72 of the hinge connection seat 7 is provided with a limiting post 721, the connecting grooves 111 of the top plate 11 and the bottom plate 13 are provided with corresponding limiting blind holes 112, and the limiting post 721 is inserted into the limiting blind holes 112 to limit the hinge connection seat 7, so as to further improve the connection stability of the hinge connection seat 7 and the top plate 11 and the bottom plate 13. In fig. 4, only two stopper posts 721 are schematically illustrated.

In some alternative embodiments, referring to fig. 1, 2, and 6-10, the door frame 2 includes an upper transverse frame 21, a hinge vertical frame 22, a lower transverse frame 23, and a handle vertical frame 24 connected in sequence; the hinge vertical frame 22 is also provided with a receiving edge 25 protruding out of the hinge vertical frame 22 along the direction perpendicular to the plane of the door frame 2; along the extending direction of the edge folding strip 25, the length of the edge folding strip 25 is smaller than that of the hinge vertical frame 22, cylindrical grooves 251 which are recessed towards the inside of the edge folding strip 25 are formed in two ends of the edge folding strip 25, mounting grooves 331 corresponding to the cylindrical grooves 251 are also formed in the hinge base 33, and the edge folding strip 25 is rotatably connected with the hinge base 33 by inserting the cylindrical grooves 251 in two ends of the edge folding strip 25 and the mounting grooves 331 in the hinge base 33 through pins 4;

in the closed state of the cabinet, the upper transverse frame 21 is attached to the top plate 11, and the lower transverse frame 23 is attached to the bottom plate 13; when the cabinet is in an open state, the top-bottom hinge 3 is fixed with the hinge connecting seat 7 on the top plate 11 and the bottom plate 13, the door frame 2 rotates by taking the central shaft of the pin 4 as an axis, the maximum included angle between the upper transverse frame 21 and the top plate 11 is larger than 180 degrees, and the maximum included angle between the lower transverse frame 23 and the bottom plate 13 is larger than 180 degrees.

It should be noted that, one end of the edging 25 close to the top plate 11 is a top end, and one end of the edging 25 close to the bottom plate 13 is a bottom end; in fig. 4, only the cylindrical groove 251 at the top end of the edging 25 is shown by way of example, the cylindrical groove 251 at the top end of the edging 25 is recessed toward the inside of the edging 25 along the direction in which the upper transverse frame 21 points to the lower transverse frame 23, and similarly, the cylindrical groove 251 at the bottom end of the edging 25 is recessed toward the inside of the edging 25 along the direction in which the lower transverse frame 23 points to the upper transverse frame 21;

it can be appreciated that, along the extending direction of the edge folding strip 25, the length of the edge folding strip 25 is smaller than the length of the hinge vertical frame 25, and the sum of the length of the edge folding strip 25 and the lengths of the upper hinge 30 and the lower hinge 37 is equal to the length of the hinge vertical frame 25, so that the space-to-ground hinge 3 is prevented from exceeding the edge of the door frame 2, and the material is saved and the appearance is more attractive.

In the cabinet with the large-angle opening and closing device provided by the embodiment, in the closed state, the upper transverse frame 21 is attached to the top plate 11, and the lower transverse frame 23 is attached to the bottom plate 13; when the cabinet is in an open state, the top-bottom hinge 3 is fixed with the cabinet body, the door frame 2 and the pin 4 rotate by taking the central shaft of the pin 4 as an axis, the maximum included angle between the upper transverse frame 21 and the top plate 11 is larger than 180 degrees, and the maximum included angle between the lower transverse frame 23 and the bottom plate 13 is larger than 180 degrees. In the opening process of the door frame 2, the top-bottom hinge 3 is fixed with the cabinet body 1, and only the door frame 2 and the pin 5 rotate without any shielding restriction, so that the opening angle of the door frame 2 is increased; the door frame 2 is exposed without a hinge in an open state, clean, simple and safe; the door frame 2 can be in an open state for a long time without affecting the indoor activity space and the indoor overall aesthetic requirement.

In some alternative embodiments, referring to fig. 8-15, the pin 4 includes a fixing portion 41, an adapting portion 42 and a spacer 43 connecting the fixing portion 41 and the adapting portion 42, where a plurality of barbs 411 protruding from the pin 4 are disposed on an outer periphery of the fixing portion 41, the fixing portion 41 is inserted into the cylindrical groove 251 to be fixedly connected with the edging 25, and the adapting portion 42 is inserted into the mounting groove 331 to be rotatably connected with the hinge base 33, so that the edging 25 is rotatably connected with the hinge base 33.

The fixing portion 41 of the pin 4 is inserted into the cylindrical groove 251 and fixedly connected with the edging 25, so that the door frame 2 and the pin 4 are connected to integrally rotate; the outer periphery of the fixing part 41 is provided with a plurality of barbs 411 protruding out of the pin 4, so that the relative position sliding of the edge folding strip 25 and the pin 4 can be further prevented; the adaptor 42 of the pin 4 is inserted into the mounting groove 331 to be rotatably connected with the hinge base 33, specifically, the outer periphery of the adaptor 42 is smooth, and friction between the adaptor 42 and the hinge base 33 can be further reduced by oil lubrication or grease lubrication.

It can be understood that when the hinge is used for connecting the door frame and the cabinet body in the prior art, the hinge is fixed on the door frame, and when the door frame is opened, the hinge rotates together with the door frame, so that the opening angle of the door frame is limited; when the door frame 2 is rotated in this embodiment, the top and bottom hinges 3 are fixed on the top plate 11 and the bottom plate 13, and the door frame 2 and the pin 4 actually rotate, and the door frame 2 and the pin 4 rotate in the hinge base 33 with the central axis of the pin 4 as the axis, so that the door frame 2 rotates without any limitation or shielding, and therefore the opening angle of the door frame 2 increases, and when the door frame 2 is fully opened, referring to fig. 2, the opening angle of the door frame is about 260 degrees.

In some alternative embodiments, referring to fig. 8-12, the top-bottom hinge 3 includes an upper hinge 30, a mounting groove 331 of the upper hinge 30 penetrates through the hinge base 33, a limiting groove 332 connected with the mounting groove 331 is further formed at the top of the hinge base 33, and an inner diameter of the mounting groove 331 is smaller than an inner diameter of the limiting groove 332; the pin 4 comprises an upper pin 44, a circle of clamping grooves 421 recessed towards the inside of the pin are formed in the outer periphery of the upper pin 44 adapting part 42, and the upper pin 44 is limited by arranging limiting check rings 5 on the limiting grooves 332 and the clamping grooves 421; the adapter part 42 of the upper pin 44 is inserted into the mounting groove 331 to be rotatably connected with the upper hinge 30, and the fixing part 41 of the upper pin 44 is inserted into the cylindrical groove 251 at the top of the edging 25 to be fixedly connected with the edging 25, so that the edging 25 is rotatably connected with the upper hinge 30.

It should be noted that, in the prior art, the upper hinge only plays a limiting effect, and the bearing of door frame all falls down on the lower hinge, if lower hinge is not hard up, door frame and upper pin easily break away from the upper hinge and lead to the door plant to drop and have the potential safety hazard. In this embodiment, a limiting groove 332 is further provided in the hinge base 33 of the upper hinge 30, the inner diameter of the limiting groove 332 is larger than the inner diameter of the mounting groove 331, specifically, referring to fig. 11, the limiting groove 332 and the mounting groove 331 are connected into a T shape, and the limiting retainer ring 5 is clamped in the limiting groove 332 and cannot slide out from the mounting groove 331, so as to limit the upper pin 44. Specifically, along the extending direction of the upper pin 44, the length of the clamping groove 421 is greater than the thickness of the limit retainer ring 5, and a door plate sinking space is reserved to prevent the upper pin 44 from directly rubbing with the limit retainer ring 5; when the lower hinge 37 is seriously loosened, the upper pin 44 and the door frame 2 sink together, and at the moment, the top of the upper pin 44 and the limiting retainer ring 5 are contacted and rubbed to generate noise, so that a user is reminded of repairing the door.

It can be understood that the hinge base 33 of the upper hinge 30 is further provided with a limiting groove 332, the outer periphery of the switching portion 42 of the pin 44 is provided with a circle of clamping groove 421 recessed toward the inside of the pin 4, and the upper pin 44 is limited by arranging the limiting retainer ring 5 between the limiting groove 332 and the clamping groove 421, so that the problem that the upper pin 44 falls off from the upper hinge 30 due to loosening of the lower hinge 37 is avoided.

In some alternative embodiments, referring to fig. 8, 9 and 13-15, the top-bottom hinge 3 further includes a lower hinge 37, the pin 4 also includes a lower pin 45, and the adapter portion 42 of the lower pin 45 is inserted into the mounting groove 331 of the lower hinge 37 to be rotatably connected with the lower hinge 37, and the fixing portion 41 of the lower pin 45 is inserted into the cylindrical groove 251 at the bottom of the edging 25 to be fixedly connected with the edging 25, so that the edging 25 is rotatably connected with the lower hinge 37.

It will be appreciated that the mounting slot 331 of the lower hinge 37 does not extend through the hinge base 33, and the adapter 42 of the lower pin 45 is inserted into the mounting slot 331 of the lower hinge 37 for rotational connection with the lower hinge 37; the fixing portion 41 of the lower pin 45 is inserted into the cylindrical groove 251 at the bottom of the edging 25 to be connected with the edging 25 as a whole, when the door frame rotates, the switching portion 42 rotates in the mounting groove 331, and the friction between the switching portion 42 and the mounting groove 331 can be further reduced by oil lubrication or grease lubrication.

In some alternative embodiments, with continued reference to fig. 14, a steel ball 6 is also provided between the mounting slot 331 of the lower hinge 37 and the lower pin 45.

It should be noted that in the prior art, the switching portion of the lower pin directly falls into the mounting groove of the lower hinge, the spacer ring on the pin contacts with the top of the lower hinge to limit the pin, when the door frame is rotated, the spacer ring rubs with the lower hinge to generate harsh friction sound, burrs are generated after long-time friction, and the door plate is not smooth to rotate.

It can be appreciated that in this embodiment, the steel ball 6 is further disposed between the mounting groove 331 of the hinge 37 and the lower pin 45, and the lower pin 45 falls on the steel ball 6 without limiting the lower pin 45 through the spacer ring 43. The steel balls 6 have high hardness and high smoothness, and after a proper amount of solid lubricating oil is filled in the mounting groove 331, friction noise is hardly generated by the rotation friction between the lower pin 45 and the steel balls 6. Specifically, the end of the switching part 42 of the lower pin 45 far away from the fixing part 41 is a cambered surface, that is, the surface of the switching part 42 contacting with the steel ball 6 is a cambered surface, so that the lower pin 45 is attached to the steel ball, and the rotation is smoother.

In some alternative embodiments, with continued reference to fig. 9, the handle vertical frame 24 is provided with an L-shaped handle bar 26 protruding from the handle vertical frame 24 in a direction perpendicular to the plane of the door frame 2.

It will be appreciated that the handle vertical rim 24 is provided with an L-shaped handle bar 26 protruding from the handle vertical rim 24 to allow the handle vertical rim 24 to be self-locking to the handle slot. When the cabinet is additionally provided with the handle, the thickness of the handle is larger than that of the edge folding strip 25, and when the door frames of the plurality of cabinets are arranged side by side to open 180 degrees, the additionally provided handle can collide with the core plate of the side cabinet; the handle vertical frame 24 does not need to be additionally provided with a handle from the handle buckling groove, so that the glass core plate is prevented from being broken due to collision with the core plate.

In some alternative embodiments, with continued reference to fig. 6, a spacer 39 is also provided between the screw 38 and the tab 34.

Specifically, in fig. 6, only the area of the spacer 39 is equal to the area of the hollowed-out area 37 as an example, the spacer 39 may be disposed only at the position of the screw 38, so that the area of the spacer 39 is equal to the area of the screw 38. It should be noted that, the spacer 39 may be a flat spacer, and the contact area between the screw 38 and the protrusion 34 is increased to make the connection more secure; the spacer 39 may also be a resilient spacer that reduces friction between the screw 38 and the tab 34 and also prevents loosening.

According to the embodiment, the cabinet with the adjustable connecting seat provided by the invention has the advantages that at least the following beneficial effects are realized:

the invention provides a cabinet with an adjustable connecting seat, which comprises a cabinet body, a door frame and a top-bottom hinge for connecting the cabinet body and the door frame; the cabinet body comprises a top plate, a left side plate, a bottom plate and a right side plate which are sequentially connected; a hinge connecting seat is arranged on one side of the top plate and the bottom plate, which is close to the door frame, and is embedded into the top plate and the bottom plate, and the overhead hinge is fixedly connected with the hinge connecting seat; the top-bottom hinge comprises a fixed base, a connecting strip and a hinged base which are sequentially connected, wherein one side of the fixed base, which is far away from the hinged base, comprises a protruding part protruding from the fixed base, at least one protruding tooth is arranged on one side of the protruding part, which is far away from the hinged base, the hinge connecting base comprises a clamping part and a limiting part, a plurality of concave teeth are arranged in a groove of the clamping part, and the protruding teeth are clamped with at least part of the concave teeth; the protruding part of the top-bottom hinge is also provided with at least one through hole, and the clamping part is also provided with at least one connecting hole, and the protruding part is fixedly connected with the clamping part by passing through the through hole and the connecting hole through a screw. The convex teeth of the top-bottom hinge can be clamped with any concave teeth in the hinge connecting groove, so that the position of the top-bottom hinge can be adjusted; the convex teeth of the top-bottom hinge are clamped with the concave teeth of the hinge connecting groove to avoid position deviation, so that the door frame and the cabinet body are fixed more firmly.

While certain specific embodiments of the invention have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims (10)

1. A cabinet having an adjustable connection base, comprising: the door comprises a cabinet body, a door frame and a top-bottom hinge for connecting the cabinet body and the door frame;

the cabinet body comprises a top plate, a left side plate, a bottom plate and a right side plate which are sequentially connected; the hinge connecting seat is embedded into the top plate and the bottom plate and fixedly connected with the top hinge and the bottom hinge;

the hinge connecting seat comprises a clamping part and a limiting part, wherein the limiting part is perpendicular to the plane where the clamping part is positioned and is fixedly connected with one end of the clamping part, the clamping part is arranged in parallel with the door frame, and the clamping part is provided with a groove recessed towards the direction far away from the door frame;

the top-bottom hinge comprises a fixed base, a connecting strip and a hinged base which are sequentially connected, wherein the fixed base is parallel to the hinged base, the connecting strip is connected with the fixed base and the hinged base, the fixed base is fixedly connected with the cabinet body, and the door frame is rotationally connected with the hinged base; the side, far away from the hinge base, of the fixed base comprises a protruding part protruding out of the fixed base, at least one protruding tooth is arranged on the side, far away from the hinge base, of the protruding part, each protruding tooth comprises an upper protruding tooth and a lower protruding tooth which are oppositely arranged along the direction that the top plate points to the bottom plate, the protruding part is embedded into a groove of the hinge connecting seat, each groove comprises an upper concave tooth group and a lower concave tooth group, each upper concave tooth group comprises 1-N concave teeth, and each lower concave tooth group also comprises 1-N concave teeth; the upper convex teeth are clamped with the ith concave teeth of the upper concave teeth group, the lower convex teeth are clamped with the ith concave teeth of the lower concave teeth group, i is more than or equal to 1 and less than or equal to N, and i and N are both positive integers;

the protruding part is provided with at least one through hole, the clamping part is also provided with at least one connecting hole, and the protruding part is fixedly connected with the clamping part by passing through the through hole and the connecting hole through a screw; the fixing base is also provided with a hollowed-out area, and the projection of the hollowed-out area along the direction of the hinge base pointing to the fixing base is at least partially overlapped with the protruding part.

2. The cabinet with an adjustable connection according to claim 1, wherein the through hole is located between the upper male teeth and the lower male teeth, and the connection hole is located between the upper female teeth set and the lower female teeth set.

3. The cabinet with the adjustable connecting seat according to claim 1, wherein in the direction away from the door frame, connecting grooves recessed toward the inside of the top plate and the bottom plate are formed in the top plate and the bottom plate, the hinge connecting seat is embedded in the connecting grooves, at least one limiting blind hole is formed in one side, close to the limiting portion, of the connecting grooves, in the direction perpendicular to the plane where the limiting portion is located, a limiting post protruding out of the limiting portion is arranged on one side, close to the limiting blind hole, of the limiting portion, and the limiting post is inserted into the limiting blind hole to limit the hinge connecting seat.

4. The cabinet with an adjustable connection seat according to claim 1, wherein the door frame comprises an upper transverse frame, a hinge vertical frame, a lower transverse frame and a handle vertical frame which are connected in sequence; the hinge vertical frame is also provided with a receiving strip protruding out of the hinge vertical frame along the direction perpendicular to the plane of the door frame; along the extending direction of the edge folding strip, the length of the edge folding strip is smaller than the length of the vertical frame of the hinge, cylindrical grooves which are sunken towards the inside of the edge folding strip are formed in the two ends of the edge folding strip, mounting grooves corresponding to the cylindrical grooves are also formed in the hinge base, and the cylindrical grooves at the two ends of the edge folding strip are inserted into the mounting grooves on the hinge base through pins so that the edge folding strip is in rotary connection with the hinge base;

the upper transverse frame is attached to the top plate, and the lower transverse frame is attached to the bottom plate when the cabinet is in a closed state; under the cupboard state of opening, world hinge with the roof with hinge connection seat on the bottom plate is motionless, the door frame with the center pin of pin is the axle rotation, go up horizontal frame with the biggest contained angle of roof is greater than 180 degrees, lower horizontal frame with the biggest contained angle of bottom plate is greater than 180 degrees.

5. The cabinet with the adjustable connecting seat according to claim 4, wherein the pin comprises a fixing portion, a switching portion and a separating ring, wherein the fixing portion and the switching portion are oppositely arranged, a plurality of barbs protruding out of the pin are arranged on the outer periphery of the fixing portion, the fixing portion is inserted into the cylindrical groove to be fixedly connected with the edge folding strip, the switching portion is inserted into the mounting groove to be rotatably connected with the hinge base, and the edge folding strip is rotatably connected with the hinge base.

6. The cabinet with the adjustable connecting seat according to claim 5, wherein the top-bottom hinge comprises an upper hinge, a mounting groove of the upper hinge penetrates through the hinge base, a limiting groove connected with the mounting groove is further formed in the top of the hinge base, and the inner diameter of the mounting groove is smaller than that of the limiting groove; the pin comprises an upper pin, a circle of clamping grooves which are recessed towards the inside of the pin are formed in the outer periphery of the upper pin switching part, and the upper pin is limited by arranging limiting check rings on the limiting grooves and the clamping groove pieces; the switching portion of going up the pin inserts the mounting groove with go up hinge rotation connection, go up the fixed part of pin and insert the cylindricality groove at receipts limit strip top with receipts limit strip fixed connection, thereby make receipts limit strip with go up hinge rotation connection.

7. The cabinet with adjustable connecting seat according to claim 4, wherein the top-bottom hinge further comprises a lower hinge, the pin also comprises a lower pin, the adapter of the lower pin is inserted into the mounting groove of the lower hinge to be rotatably connected with the lower hinge, and the fixing part of the lower pin is inserted into the cylindrical groove at the bottom of the edging to be fixedly connected with the edging, so that the edging is rotatably connected with the lower hinge.

8. The cabinet with an adjustable connection seat according to claim 7, wherein a steel ball is further arranged between the mounting groove of the lower hinge and the lower pin.

9. The cabinet with an adjustable connection seat according to claim 4, wherein the handle vertical frame is provided with an L-shaped handle bar protruding from the handle vertical frame in a direction perpendicular to a plane of the door frame.

10. The cabinet with an adjustable connection according to claim 1, wherein a spacer is further provided between the screw and the protrusion.