CN220769174U - Middle hinge assembly and have its steam oven - Google Patents

Abstract

The utility model provides a middle hinge assembly and a steaming and baking box with the same, wherein the middle hinge assembly comprises two middle hinges and a hinge mounting piece; the intermediate hinge comprises a first arm and a second arm hinged to each other; the first arm is connected with the hinge mounting piece, and the hinge mounting piece comprises a first mounting bracket and a second mounting bracket; the first arm of each middle hinge is fixedly connected with the first mounting bracket; the first mounting bracket is spliced with the second mounting bracket. The steaming and baking box comprises a box body, two outer side hinges and the middle hinge assembly arranged between the outer side hinges. The utility model can effectively solve the problems that the middle hinges of two or more doors on the box body are difficult to mount and dismount after sale, and the parallelism of the middle hinge group of the parallel double-door structure is difficult to grasp, so that the left door and the right door are interfered when being opened and closed.

Description

Middle hinge assembly and have its steam oven

Technical Field

The utility model relates to the technical field of kitchen electricity, in particular to a middle hinge assembly and a steaming and baking box with the middle hinge assembly.

Background

In the current household appliances, such as refrigerators, freezers, steamers and ovens, some are of a single-cavity single-door structure, some are of a double-cavity double-door structure, and some are of a multi-cavity multi-door structure. For example, the prior steaming boxes and ovens are generally of a single-cavity single-door structure, but as the requirements of people on steaming and baking processes are continuously increased, steaming boxes and ovens of a double-cavity double-door structure, or even steaming boxes of a double-cavity double-door structure (one cavity is used for steaming and the other cavity is used for baking) are appeared. The two-cavity double-door structure and even the multi-cavity multi-door box are arranged in parallel, if the doors are connected with the box through hinges on two sides (upper and lower sides or left and right sides), the two hinges positioned in the middle of the two doors are more difficult to install and disassemble relative to the hinges on the two sides due to regional limitation (small installation space), so that the operation of after-sales maintenance and door replacement are more difficult. In addition, the parallelism of the middle hinge assembly of the parallel double door structure is difficult to grasp, and interference is generated when the left door and the right door are opened and closed.

Accordingly, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.

Disclosure of Invention

The utility model aims to provide a middle hinge assembly which can effectively solve the problems of difficult installation and after-sales disassembly of a middle hinge of two or more doors on a box body.

Another object of the present utility model is to provide an oven, which includes the above-mentioned middle hinge assembly, and which can effectively solve the problems of difficulty in mounting and dismounting the middle hinge of two or more doors on the oven.

In order to achieve the above object, the present utility model provides the following technical solutions:

the first aspect of the present utility model provides an intermediate hinge assembly comprising two intermediate hinges and a hinge mount;

the intermediate hinge comprises a first arm and a second arm hinged to each other;

the hinge mounting piece comprises a first mounting bracket and a second mounting bracket; the two first arms are fixedly connected with the first mounting bracket; the first mounting bracket is spliced with the second mounting bracket.

In one embodiment of the present utility model, the first mounting bracket includes a first transverse plate and first side plates respectively located at two sides of the first transverse plate; the first arm is positioned between the two first side plates and is fixedly connected with the corresponding first side plates; the end of the first side plate, which is close to the second arm, is provided with an ear plate.

In one embodiment of the utility model, the second mounting bracket comprises a second transverse plate and second side plates respectively positioned at two sides of the second transverse plate, and a third transverse plate is arranged at the bottom of the second side plate.

In one embodiment of the utility model, the first cross plate is provided with at least one first flange which abuts against a side of the first arm remote from the first side plate.

In one embodiment of the present utility model, a first included angle is formed between the plane of the first flange and the plane of the first side board, and an opening direction of the first included angle faces the ear board.

In one embodiment of the utility model, the second transverse plate is provided with at least one second flange, which abuts against the side of the first arm remote from the first side plate after the first mounting bracket is inserted into the second mounting bracket.

In one embodiment of the present utility model, a second included angle is formed between the plane of the second flange and the plane of the second side plate, and an opening direction of the second included angle faces the ear plate.

In one embodiment of the present utility model, the second side plate is provided with an inward protruding limiting portion, and the limiting portion abuts against the corresponding first side plate after the first mounting bracket is inserted into the second mounting bracket.

In one embodiment of the utility model, a notch is arranged at one end of the first side plate far away from the ear plate; the second side plate is provided with a third flanging protruding inwards, and the third flanging is positioned in the corresponding notch part after the first mounting bracket is inserted into the second mounting bracket.

The second aspect of the utility model provides a steaming and baking box, comprising a box body, two outer side hinges and the middle hinge assembly, wherein the middle hinge assembly is positioned between the two outer side hinges; the box body is provided with at least two parallel door plates; the outer hinges are arranged on two sides of the box body, and the middle hinge assembly is arranged between two adjacent door plates; the two second arms are respectively connected with two adjacent door plates, the second mounting bracket is mounted in the box body, and the first mounting bracket is fixedly connected with the outer wall of the box body.

Compared with the prior art, the embodiment of the utility model has the advantages that:

the middle hinge assembly and the steaming and baking box with the same provided by the embodiment of the utility model form an integral middle hinge assembly with the middle hinge through the second mounting bracket and the first mounting bracket, and when the middle hinge assembly is mounted and dismounted, the two middle hinges positioned in the middle of the two doors are integrally mounted and dismounted, so that the problem that the hinges in the middle of the two doors are difficult to mount and dismount after sale in the prior art can be solved. In addition, through a plurality of limit structures on second installing support and the first installing support, can make the hinge installation location in the middle of two doors accurate, reduced adjacent two and opened and shut the defective rate that takes place to interfere, improved product reliability.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. Wherein:

FIG. 1 is a schematic view of an intermediate hinge assembly according to an embodiment of the present utility model;

FIG. 2 is a schematic illustration of an installation of an intermediate hinge assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic illustration of a connection between a middle hinge of a middle hinge assembly and a first mounting bracket according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a second mounting bracket for an intermediate hinge assembly according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the external appearance of a case provided with a middle hinge assembly according to an embodiment of the present utility model;

FIG. 6 is a schematic view of an external appearance of a case for mounting a middle hinge assembly according to another embodiment of the present utility model;

fig. 7 is a schematic view showing an external appearance of a case for mounting a middle hinge assembly according to still another embodiment of the present utility model.

Reference numerals illustrate:

1. an outer hinge; 2. a middle hinge; 21. a first arm; 22. a second arm; 3. a hinge mount; 31. a first mounting bracket; 311. a first cross plate; 312. a first side plate; 313. ear plates; 314. a first flanging; 315. a notch portion; 32. a second mounting bracket; 321. a second cross plate; 322. a second side plate; 323. a third cross plate; 324. a second flanging; 325. a limit part; 326. a third flanging; 4. a mounting port; 5. a case; 51. and (5) a door plate.

Detailed Description

The utility model will be described in detail below with reference to the drawings in connection with embodiments. The examples are provided by way of explanation of the utility model and not limitation of the utility model. Indeed, it will be apparent to those skilled in the art that modifications and variations can be made in the present utility model without departing from the scope or spirit of the utility model. For example, features illustrated or described as part of one embodiment can be used on another embodiment to yield still a further embodiment. Accordingly, it is intended that the present utility model encompass such modifications and variations as fall within the scope of the appended claims and their equivalents.

In the description of the present utility model, the terms "first," "second," and the like do not denote any order, quantity, or importance, but rather are used to distinguish one element from another, and the terms "comprises" or "comprising," etc., are intended to indicate that the element or article appearing in front of the term encompasses elements or articles listed after the term and equivalents thereof, without excluding other elements or articles, and the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," etc., are directional or positional relationships as indicated based on the figures, merely for convenience of describing the utility model and do not require that the utility model be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the utility model. The terms "coupled," "connected," and "configured" as used herein are to be construed broadly and may be, for example, fixedly connected or detachably connected; can be directly connected or indirectly connected through an intermediate component; either a wired electrical connection, a radio connection or a wireless communication signal connection, the specific meaning of which terms will be understood by those of ordinary skill in the art as the case may be.

As shown in fig. 1, an embodiment of the present utility model provides an intermediate hinge assembly for co-operating with an outer hinge 1 to complete the installation of at least two door panels juxtaposed on a box 5. The present embodiment is illustrated by taking the case 5 having two door panels as an example, but not limited thereto. In order to more clearly show the structure, not the entire structure of the case 5 is shown in fig. 1, and only the frame of the case 5 is shown.

In the present embodiment, the number of intermediate hinge assemblies is 1. It will be appreciated that the number of intermediate hinge assemblies increases as the number of door panels increases. The outer hinges 1 are correspondingly arranged on the outer sides of the door panels on the two sides of the box body 5, namely, no matter how many door panels are, the two outer hinges 1 are correspondingly arranged on the outer sides of the door panels on the two sides of all the door panels. In the present embodiment, since the two door panels are arranged in parallel in the lateral direction, the outside hinge 1 is the left side of the door panel mounted at the leftmost end and the right side of the door panel mounted at the rightmost end in the drawing, respectively. When the plurality of door panels 51 of the case 5 are vertically juxtaposed, the outside hinge 1 is correspondingly installed on the upper side of the uppermost door panel and the lower side of the lowermost door panel. Since there is enough installation space between the door plate and the case 5 at the outer side and inside the case 5, the structure and installation mode of the outer hinge 1 can adopt the existing hinge installation structure.

The present utility model improves the hinge mounting scheme between two door panels in the event that there is insufficient mounting space between adjacent door panels. It should be noted that, in order to make efficient use of space and have an attractive appearance, the seam between two adjacent door panels of the existing case (for example, the case of a steaming oven and the case of a refrigerator) is very small, and accordingly, the size of the outer wall of the case corresponding to the two door panels is also very small, and the existing hinge is very difficult to install and detach. Specifically, the middle hinge assembly in the embodiment of the utility model corresponds to the seam between two adjacent door panels and comprises two middle hinges 2 and a hinge mounting piece 3.

As shown in fig. 2, the intermediate hinge 2 includes a first arm 21 and a second arm 22 hinged to each other. The first arm 21 is connected to the hinge mount 3 and the two second arms 22 are connected to adjacent door panels, respectively.

The hinge mount 3 comprises a first mounting bracket 31 and a second mounting bracket 32. The first arm 21 of each intermediate hinge 2 is fixedly connected with the first mounting bracket 31, the second mounting bracket 32 is fixedly connected with the inner wall of the box body 5, the first mounting bracket 31 is spliced with the second mounting bracket 32, and the first mounting bracket 31 is fixedly connected with the outer wall of the box body 5. In this embodiment, the first mounting bracket 31 can be inserted into the second mounting bracket 32.

In the middle hinge assembly provided by the embodiment of the utility model, the second mounting bracket 32 and the first mounting bracket 31 form an integral middle hinge assembly with the two middle hinges 2, when the middle hinge assembly is assembled and disassembled, the two middle hinges 2 are fixed in the first mounting bracket 31 through fixing pieces such as screws, and then the second mounting bracket 32 is fixed on the inner wall of the box body 5, such as a bottom plate, through the fixing pieces such as screws, so that the door plate can be turned downwards to be opened. Then the first mounting bracket 31 fixed with the middle hinge 2 is integrally inserted into the second mounting bracket 32 through the mounting opening 4 on the box body 5, and the two ends of the first mounting bracket 31 are fixed with the outer wall of the box body 5 through fixing pieces such as screws, so that the mounting can be completed. The middle hinge assembly is integrally installed and disassembled when the door is disassembled, so that the problem that the middle hinge assembly of two doors is difficult to install and disassemble after sale in the prior art can be solved.

In one embodiment of the present utility model, as shown in fig. 3 and 4, the first mounting bracket 31 includes a first transverse plate 311 and first side plates 312 respectively located at two sides of the first transverse plate 311, so that the cross section of the first mounting bracket 31 is U-shaped. The first arms 21 of the two intermediate hinges 2 are each located between two first side plates 312, and the first arms 21 of each intermediate hinge 2 are fixedly connected to the corresponding first side plate 312, for example by screws. The end of each first side plate 312 near the second arm 22 is provided with an ear plate 313 vertically connected with the first side plate 312, and the ear plate 313 is fixedly connected with the outer wall of the box 5 so as to fixedly connect the whole middle hinge assembly with the box 5. Further, the second mounting bracket 32 includes a second transverse plate 321 and second side plates 322 respectively located at two sides of the second transverse plate 321, a third transverse plate 323 is disposed at the bottom of the second side plate 322 and extends outwards, and the third transverse plate 323 is fixedly connected with the box 5, so as to fixedly connect the second mounting bracket 32 with the box 5. The cross section of the second mounting bracket 32 is shaped like a Chinese character 'ji', and the first mounting bracket 31 can be inserted into the second mounting bracket 32, and the first mounting bracket 31 is limited in the horizontal direction and the vertical direction through the second mounting bracket 32. Preferably, the second mounting bracket 32 is opposite to the first mounting bracket 31 in the opening direction.

In one embodiment of the present utility model, in order to make the hinge positioning between two adjacent doors accurate, reduce the defective rate of interference between the opening and closing of the two adjacent doors, and improve the reliability of the product, the first transverse plate 311 is provided with at least one first flange 314, and each first flange 314 abuts against the side surface of the first arm 21 of the middle hinge 2, which is far away from the first side plate 312, so as to laterally limit the first arm 21 fixedly connected to the first side plate 312, and avoid lateral displacement. Further, a first included angle is formed between the plane of the first flange 314 and the plane of the first side plate 312, and the opening direction of the first included angle faces the ear plate 313, so that the first flange 314 not only can limit the first arm 21, but also can guide the first arm 21 to be inserted when the first arm 21 is inserted into the first mounting bracket 31. Preferably, the first included angle has a degree of 30-60 degrees. Preferably, the first flange 314 and the first transverse plate 311 are integrally formed, and punched through a punching process, so that the first flange 314 is formed at the same time, the process is simple, and the manufacturing accuracy is high.

In one embodiment of the present utility model, in order to further enable the hinge between two adjacent doors to be positioned accurately, further reduce the defective rate of interference caused by opening and closing of the two adjacent doors, and improve the reliability of the product, the second transverse plate 321 is provided with at least one second flange 324, and after the first mounting bracket 31 is inserted into the second mounting bracket 32, each second flange 324 abuts against the side surface of the first arm 21 of the middle hinge 2 away from the first side plate 312, so as to laterally limit the first mounting bracket 31 located in the second mounting bracket 32. Further, a second included angle is formed between the plane of the second flange 324 adjacent to the ear plate 313 and the plane of the second side plate 322, and the opening direction of the second included angle faces the ear plate 313. Preferably, the degree of the second included angle is 30-60 degrees. Preferably, the second flange 324 and the second transverse plate 321 are integrally formed, and punched through a punching process, and the second flange 324 is formed at the same time, so that the process is simple and the manufacturing accuracy is high.

In one embodiment of the present utility model, the second side plate 322 is provided with an inward protruding limiting portion 325, and after the first mounting bracket 31 is inserted into the second mounting bracket 32, the limiting portion 325 abuts against the corresponding first side plate 312. The limiting portion 325 and the second flange 324 clamp the first side plate 312 and the first arm 21 inserted into the second mounting bracket 32 therebetween, so as to further limit the first mounting bracket 32 laterally, improve the positioning accuracy of the middle hinge 2, and finally avoid interference between two adjacent doors.

In one embodiment of the present utility model, a notch 315 is disposed at an end of the first side plate 312 away from the ear plate 313. The second side plate 322 is provided with a third flange 326 protruding inwards, and after the first mounting bracket 31 is inserted into the second mounting bracket 32, the third flange 326 is located in the corresponding notch 315. The third flange 326 and the notch 315 limit the first mounting bracket 31 inserted into the second mounting bracket 32 in the in-out direction (the direction in which the first mounting bracket 31 is inserted into the second mounting bracket 32), thereby further improving the positioning accuracy of the middle hinge 2 and avoiding interference between two adjacent doors.

As shown in fig. 5, the structure of the case 5 according to the embodiment of the present utility model is shown, and at least two door panels 51 are provided in parallel, and the door panels 51 are openably fixed to the case 5 by the door hinge mounting structure. As shown in fig. 5, the present embodiment is illustrated as a case having two door panels 51 horizontally arranged in parallel, and may be a double door oven, a double door steamer or a double door steamer in practice.

Therefore, the embodiment of the utility model also provides a steaming and baking oven, which comprises a box body 5, two outer side hinges 1 and at least one middle hinge assembly positioned between the two outer side hinges 1. As shown in fig. 5, in combination with fig. 1 and 2, the outside hinge 1 is fixed between the outside of the door panels 51 located on the left and right sides and the case 5, i.e., to the left side of the left door panel and the right side of the right door panel in the corresponding figures. The intermediate hinge assembly is positioned at the joint of two adjacent door panels 51, and the second mounting bracket 32 of the intermediate hinge assembly is fixed to the inner wall of the cabinet 5. The outer wall of the box body between the adjacent door plates 51 is provided with a mounting opening 4, the first mounting bracket 31 is inserted into the second mounting bracket 32 through the mounting opening 4, and the ear plates 313 arranged at two sides of the first mounting bracket 31 are fixedly connected with the outer wall of the box body at two sides of the mounting opening 4. The second arms 22 of the two intermediate hinges 2 of the intermediate hinge assembly are fixedly connected to the side edges of the adjacent two door panels 51, respectively.

In this embodiment, the second mounting bracket 32 is fixed on the bottom plate of the case 5, so that the two door panels 51 can be turned down to open. In other embodiments, as shown in fig. 6, the second mounting bracket 32 may also be mounted on the top plate of the case 5, so that the two door panels 51 are turned upwards to open.

In other embodiments of the utility model, as shown in fig. 7, the cabinet 5 has two door panels arranged vertically side by side, which in practice may be the cabinet of a refrigerator. At this time, similarly to the case shown in fig. 5 and 6, the outside hinge is fixed between the outside of the door panels 51 located at the upper and lower sides and the case, that is, the upper side of the upper door panel and the lower side of the lower door panel in the drawings. The middle hinge assembly is positioned at the joint of two adjacent door panels, and the second mounting bracket 32 of the middle hinge assembly is fixed on the right side plate of the box body 5, so that the two door panels 51 can be turned right to be opened.

In summary, the middle hinge assembly and the steaming and baking oven with the middle hinge assembly provided by the embodiment of the utility model have the following advantages:

1. according to the middle hinge assembly provided by the embodiment of the utility model, the second mounting bracket and the first mounting bracket form the integral middle hinge assembly, and when the middle hinge assembly is mounted and dismounted, the two middle hinges positioned in the middle of the two doors can be integrally mounted and dismounted under the condition that the outer shell of the box body is not dismounted, so that the mounting and after-sale dismounting maintenance of the door hinges are facilitated;

2. according to the middle hinge assembly provided by the embodiment of the utility model, through the plurality of limiting structures on the middle hinge assembly, the installation and positioning precision of the middle hinge can be improved, the parallelism of the adjacent doors and the doors is further improved, the reject ratio of interference generated by opening and closing the doors is reduced, the gap between the two adjacent doors can be further reduced on the basis of the prior art, and the appearance effect is improved.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. An intermediate hinge assembly, characterized by comprising two intermediate hinges (2) and a hinge mount (3);

the intermediate hinge (2) comprises a first arm (21) and a second arm (22) hinged to each other;

the hinge mounting (3) comprises a first mounting bracket (31) and a second mounting bracket (32); the two first arms (21) are fixedly connected with the first mounting bracket; the first mounting bracket (31) is spliced with the second mounting bracket (32).

2. The intermediate hinge assembly according to claim 1, wherein the first mounting bracket (31) comprises a first transverse plate (311) and first side plates (312) respectively located on both sides of the first transverse plate (311); the first arm (21) is positioned between the two first side plates (312) and is fixedly connected with the corresponding first side plates (312); an ear plate (313) is arranged at the end of the first side plate (312) close to the second arm (22).

3. The middle hinge assembly according to claim 2, wherein the second mounting bracket (32) comprises a second transverse plate (321) and second side plates (322) respectively positioned at two sides of the second transverse plate (321), and a third transverse plate (323) is arranged at the bottom of the second side plates (322).

4. The intermediate hinge assembly according to claim 2, characterized in that the first transverse plate (311) is provided with at least one first flanging (314), the first flanging (314) being in abutment with a side of the first arm (21) remote from the first side plate (312).

5. The intermediate hinge assembly of claim 4, wherein the first flange (314) is disposed at a first angle to the plane of the first side plate (312), the first angle opening in a direction toward the ear plate (313).

6. A middle hinge assembly according to claim 3, characterized in that the second transverse plate (321) is provided with at least one second flange (324), which second flange (324) abuts against the side of the first arm (21) remote from the first side plate (312) after the first mounting bracket (31) is inserted into the second mounting bracket (32).

7. The intermediate hinge assembly of claim 6, wherein the second flange (324) is at a second angle to the plane of the second side plate (322), the second angle opening in a direction toward the ear plate (313).

8. A middle hinge assembly according to claim 3, wherein the second side plate (322) is provided with an inwardly protruding stop portion (325), the stop portion (325) abutting against the corresponding first side plate (312) after the first mounting bracket (31) is inserted into the second mounting bracket (32).

9. A middle hinge assembly according to claim 3, wherein the end of the first side plate (312) remote from the ear plate (313) is provided with a notch (315), the second side plate (322) is provided with an inwardly protruding third flange (326), and the third flange (326) is located in the corresponding notch (315) after the first mounting bracket (31) is inserted into the second mounting bracket (32).

10. A steaming oven, characterized in that it comprises a box (5), two outer hinges (1) and an intermediate hinge assembly according to any one of claims 1-9, said intermediate hinge assembly being located between the two outer hinges (1); the box body (5) is provided with at least two parallel door plates (51), the outer side hinges (1) are arranged on two sides of the box body (5), and the middle hinge assembly is arranged between the two adjacent door plates (51); the two second arms (22) are respectively connected with two adjacent door plates (51), the second mounting bracket (32) is mounted in the box body (5), and the first mounting bracket (31) is fixedly connected with the outer wall of the box body (5).