CN218953082U

CN218953082U - Concealed hinge structure and side-suction type range hood

Info

Publication number: CN218953082U
Application number: CN202222665407.9U
Authority: CN
Inventors: 管国虎; 刘凡; 孟永哲; 陈文海
Original assignee: Qingdao Haier Intelligent Cooking Appliances Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Intelligent Cooking Appliances Co Ltd; Haier Smart Home Co Ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-05-02
Anticipated expiration: 2032-10-10

Abstract

The utility model relates to a hinge structure, and discloses a hidden hinge structure and a side-draught range hood, wherein the hidden hinge structure is used for connecting a first component and a second component, and comprises the following components: a hinge base having a recess formed in one side thereof, the hinge base being adapted to be secured to a side of the first member; the hinge piece is arranged in the groove and is hinged with the hinge seat through a rotating shaft; the connecting piece is used for being fixed with the side face of the second part and detachably connected with the hinge piece; when the hinge piece is closed, the connecting piece is accommodated in the groove. Above-mentioned hidden hinge structure, through set up the recess on the hinge seat, but make hinge piece and connecting piece holding in the recess, hinge seat and connecting piece can be fixed in respectively on the side that first part and second part laminated mutually, when second part and first part were closed, hinge structure can not expose from the top, guaranteed the aesthetic property.

Description

Concealed hinge structure and side-suction type range hood

Technical Field

The utility model relates to a hinge structure, in particular to a hidden hinge structure and a side-draught range hood.

Background

At present, side-draught range hoods are becoming popular with wide users, and range hoods with turnover structures are becoming mainstream. The main advantage of the flap structure is that when a user is using the range hood, enough suction force can be provided to remove kitchen oil smoke, and the flap is retracted when the user does not need, so that the flap structure does not occupy redundant space.

The turning plate structure of the existing range hood is divided into an upper structure, a middle structure and a lower structure, aiming at the upper turning plate structure, the existing products basically adopt a hinge structure to realize the function, and most hinges can be seen in appearance, so that the attractive appearance of the products is affected.

The above information disclosed in this background section is only for enhancement of understanding of the background section of the application and therefore it may not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of Invention

Based on the technical problem that the appearance of a hinge can be seen and the appearance is influenced in the prior art, the utility model provides a hidden hinge structure and a side-draught range hood, the hinge is not exposed in the process of opening and closing a turning plate, and the appearance of the whole machine is ensured.

In order to achieve the aim of the utility model, the utility model is realized by adopting the following technical scheme:

a concealed hinge structure for connecting a first component and a second component, the concealed hinge structure comprising:

a hinge base having a recess formed in one side thereof, the hinge base being adapted to be secured to a side of the first member;

the hinge piece is arranged in the groove and is hinged with the hinge seat through a rotating shaft;

the connecting piece is used for being fixed with the side face of the second part and detachably connected with the hinge piece; when the hinge piece is closed, the connecting piece is accommodated in the groove.

Further, a mounting opening is formed in the side face of the first component, the groove is formed in the mounting plane of the hinge seat and is opposite to the mounting opening, and the mounting plane of the hinge seat is fixedly connected with the first component through a first fastener.

Further, screw columns are arranged on the hinge seats at two sides of the groove, a first mounting hole is formed in the first component, and the first fastener is mounted in the first mounting hole and the screw columns to fixedly connect the hinge seats with the first component.

Further, a first locating structure is disposed between the hinge base and the first member, the first locating structure comprising:

a first locating projection disposed on the hinge base or the first member;

the first positioning hole is correspondingly arranged on the first component or the hinge seat, and the first positioning protrusion is matched with the first positioning hole.

Further, a slot is formed in the connecting piece, and the hinge piece is inserted into the slot.

Further, a guide inclined plane is arranged at one end of the hinge plate, which is inserted into the slot.

Further, a stop part is arranged on the connecting piece and used for being in butt joint with the insertion end of the hinge piece to limit.

Further, the connecting piece is fixedly connected with the hinge piece through a second fastening piece.

Further, a second positioning structure is provided between the connecting piece and the second component, the second positioning structure including:

the second positioning bulge is arranged on the connecting piece and the second component;

the second positioning hole is correspondingly arranged on the second component or the connecting piece, and the second positioning protrusion is matched with the second positioning hole.

The side-draught range hood comprises a smoke collecting cavity and a turning plate, and further comprises a hidden hinge structure, wherein the smoke collecting cavity is the first component, and the turning plate is the second component.

Compared with the prior art, the utility model has the advantages and positive effects that:

above-mentioned hidden hinge structure, through set up the recess on the hinge seat, but make hinge piece and connecting piece holding in the recess, hinge seat and connecting piece can be fixed in respectively on the side that first part and second part laminated mutually, when second part and first part were closed, hinge structure can not expose from the top, guaranteed the aesthetic property.

Other features and advantages of the present utility model will become apparent upon review of the detailed description of the utility model in conjunction with the drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of an assembly structure of a side-suction range hood and a hidden hinge structure of the utility model;

FIG. 2 is a perspective view of a hidden hinge structure of the present utility model;

FIG. 3 is a rear view of the hidden hinge structure of the present utility model;

FIG. 4 is a schematic view of a hinge base and hinge plate in a hidden hinge structure according to the present utility model;

FIG. 5 is a schematic view of a connecting member in the hidden hinge structure of the present utility model;

FIG. 6 is a rear view of a link in the hidden hinge structure of the present utility model;

FIG. 7 is a schematic view of a first component of the hidden hinge structure of the present utility model;

FIG. 8 is an assembly view of a second component and a connector in the hidden hinge structure of the present utility model;

reference numerals illustrate:

a first component 100; a mounting port 110; a first mounting hole 120; a first positioning hole 130;

a second part 200;

a hidden hinge structure 300;

a hinge base 310; a groove 311; a screw post 312; a first positioning protrusion 313;

hinge piece 320; a second mounting hole 321; a guide slope 322;

a connector 330; a slot 331; a first threaded hole 332; a stopper 333; a second positioning projection 334; and a third mounting hole 335.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, as well as, for example, fixedly coupled, detachably coupled, or integrally coupled, unless otherwise specifically indicated and defined. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. In the description of the above embodiments, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

Referring to fig. 1-8, for one embodiment of a concealed hinge structure 300 of the present utility model, the concealed hinge structure 300 is used to connect a first component 100 and a second component 200. In this embodiment, the hidden hinge structure 300 connects the smoke collecting chamber of the side-suction type range hood and the flap, i.e. the first part 100 corresponds to the smoke collecting chamber and the second part 200 corresponds to the flap.

As shown in fig. 2-4, the hidden hinge structure 300 includes a hinge base 310, a hinge tab 320, and a connector 330.

A recess 311 is provided in one side of the hinge base 310. The hinge base 310 is fixedly secured to the first member 100, i.e., fixedly attached to the front side of the smoke collection chamber.

The hinge plate 320 is disposed within the recess 311 of the hinge base 310 and is pivotally coupled to the hinge base 310.

The connection 330 is fixed to the side of the second member 200, i.e., to the rear side of the flap. The connecting piece 330 is detachably connected with the hinge piece 320, and when the hinge piece 320 is closed, the connecting piece 330 can be completely or partially accommodated in the groove 311. When the connecting piece 330 is completely accommodated in the groove 311, the second component 200 can be guaranteed to be closely attached to the first component 100, so that complete closing can be achieved.

In the hidden hinge structure 300, the hinge plate 320 and the connecting piece 330 can be accommodated in the groove 311 by providing the groove 311 on the hinge seat 310, the hinge seat 310 and the connecting piece 330 can be respectively fixed on the side surface of the first component 100 and the second component 200, when the second component 200 and the first component 100 are closed, the hinge structure is not exposed from the top, see the position A in FIG. 1, and the aesthetic property is ensured.

In this embodiment, as shown in fig. 7, a mounting opening 110 is formed in a side surface of the first member 100 near the upper edge. The hinge seat 310 is disposed on the rear side of the first component 100, i.e., the rear side of the smoke collection cavity. The recess 311 is disposed in the mounting surface of the hinge base 310 opposite the mounting opening 110, and the mounting surface of the hinge base 310 is fixedly coupled to the first member 100 by a first fastener.

Specifically, two screw posts 312 are respectively disposed on the hinge seat 310 at two sides of the recess 311, two first mounting holes 120 are respectively disposed at two sides of the mounting opening 110 of the first component 100, and the first fasteners are screws, which are assembled in the first mounting holes 120 and the screw posts 312 to fixedly connect the hinge seat 310 with the first component 100.

To facilitate the assembly positioning of the hinge base 310 and the first member 100, a first positioning structure is provided between the hinge base 310 and the first member 100. The first positioning structure specifically includes a first positioning protrusion 313 and a first positioning hole 130. The first positioning tab 313 is disposed on the hinge base 310 or the first component 100; the first positioning hole 130 may be correspondingly disposed on the first member 100 or the hinge base 310, and the first positioning protrusion 313 may be inserted into the first positioning hole 130 to be engaged therewith. In the present embodiment, the first positioning protrusion 313 is disposed on the hinge base 310, and the first positioning hole 130 is formed on the first member 100.

The connection structure between the link 330 and the hinge plate 320 is shown in fig. 2 and 5.

The connecting piece 330 is provided with a slot 331, and the hinge piece 320 is inserted into the slot 331. The slot 331 in this embodiment is formed by L-shaped flanges on two sides of the connecting member 330.

The connecting piece 330 is fixedly connected with the hinge plate 320 through a second fastening piece. Specifically, the second fastening member is a screw, three second mounting holes 321 are formed in the hinge piece 320, three first threaded holes 332 are correspondingly formed in the connecting piece 330, and the screw is assembled in the second mounting holes 321 and the first threaded holes 332 to fixedly connect the connecting piece 330 with the hinge piece 320.

To facilitate insertion of the hinge plate 320 into the slot 331 of the connector 330, one end of the hinge plate 320 inserted into the slot 331 is provided with a guide slope 322. In other embodiments, the guide ramp 322 may be replaced with a guide ramp.

In this embodiment, in order to facilitate the assembly and positioning of the hinge piece 320 and the connecting piece 330, a stop portion 333 is disposed on the connecting piece 330, and the stop portion 333 is used to abut against and limit the insertion end of the hinge piece 320. In this embodiment, the stop portion 333 is a side edge higher than the side surface of the connecting piece 330, and the side edge can extend to the L-shaped flanges on both sides. The connecting piece 330 in this embodiment is an integrally formed structure, preferably a zinc alloy sheet metal part, so as to ensure structural strength thereof. The second component 200 in this embodiment is a glass panel turnover structure, and includes a glass panel turnover and an inner sheet metal part, and the connecting piece 330 is provided with a third mounting hole 335, which can be fixed with the sheet metal part by a screw. In other embodiments, adhesive, snap-fit connection, or other fastening means may be used.

To facilitate the assembly positioning of the connector 330 with the second component 200, a second positioning structure is provided between the connector 330 and the second component 200. The second positioning structure includes a second positioning protrusion 334 and a second positioning hole. The second positioning protrusion 334 is provided on the connection member 330 or the second member 200; the second positioning hole is correspondingly formed on the second component 200 or the connecting piece 330, and the second positioning protrusion 334 is inserted into the second positioning hole to be matched with the second positioning hole. In this embodiment, the second positioning protrusion 334 is disposed on the connecting member 330, and the second positioning hole is formed on the second component 200.

The assembly steps of the hidden hinge structure 300 in this embodiment are specifically as follows: the hinge base 310, the hinge shaft, and the hinge plate 320 are assembled together, the hinge base 310 is then screwed to the first member 100, the link 330 is screwed to the second member 200, the hinge plate 320 is inserted into the slot 331 of the link 330, and the hinge plate 320 and the link 330 are screwed to complete the assembly.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims

1. A concealed hinge structure for connecting a first component and a second component, the concealed hinge structure comprising:

2. The hidden hinge structure of claim 1, wherein the first member has a mounting opening formed in a side surface thereof, the recess being disposed in a mounting plane of the hinge base opposite the mounting opening, the mounting plane of the hinge base being fixedly coupled to the first member by a first fastener.

3. The hidden hinge structure of claim 2, wherein screw posts are provided on the hinge base on both sides of the recess, the first member defines a first mounting hole, and the first fastener is mounted to the first mounting hole and the screw posts to fixedly connect the hinge base to the first member.

4. The concealed hinge structure of claim 2, wherein a first locating structure is provided between the hinge base and the first member, the first locating structure comprising:

a first locating projection disposed on the hinge base or the first member;

5. The hidden hinge structure of claim 1, wherein the connector is provided with a slot, and the hinge piece is inserted into the slot.

6. The hidden hinge structure of claim 5, wherein an end of the hinge piece inserted into the slot is provided with a guide slope.

7. The hidden hinge structure of claim 5, wherein the connecting member is provided with a stop portion for limiting the insertion end of the hinge piece.

8. The concealed hinge structure of claim 5, wherein the connecting member is fixedly connected to the hinge plate by a second fastener.

9. The concealed hinge structure of claim 1, wherein a second locating structure is provided between the connecting piece and the second component, the second locating structure comprising:

10. A side-draught range hood, comprising a smoke collecting cavity and a turning plate, characterized in that the side-draught range hood further comprises a hidden hinge structure according to any one of claims 1-9, wherein the smoke collecting cavity is the first component, and the turning plate is the second component.