CN216197373U - Hinge and door - Google Patents

Abstract

The utility model provides a hinge and a door, which relate to the technical field of home improvement equipment. The hinge comprises a first seat body, a second seat body, a connecting component and a reset component; the two ends of the connecting component are respectively connected with the first seat body and the second seat body. The seat body is hinged; the reset assembly includes a first shell and a first elastic piece, the first shell is connected with the first seat body, the first shell is provided with a fixing part, one end of the first elastic piece is connected with the fixing part, and the other end is connected with the fixing part. connected with the connecting assembly; the first elastic piece drives the first base body and the second base body to move toward each other. The reset component is connected with the connecting component for pulling the connecting component, thereby driving the first base body and the second base body to move toward each other, so as to realize the automatic closing of the door leaf.

Description

Hinges & Doors

technical field

The utility model relates to the technical field of home improvement equipment, in particular to a hinge and a door.

Background technique

A hinge, also known as a hinge, is a mechanical device used to connect two solids and allow relative rotation between them.

In daily life, the hinge is usually used to connect the door frame and the door panel. Usually, the hinge includes two base bodies and a connecting component. The two base bodies are respectively set on the door frame and the door panel, and the connecting component is set between the two base bodies. , used to connect two bases. During use, if the user forgets to close the door due to negligence, or the door is not closed completely due to insufficient closing force, the user experience is poor.

Utility model content

(1) The problem to be solved by this utility model is: the existing door cannot be completely closed due to the user's negligence and forgetting to close the door or the closing force.

(2) Technical solutions

In order to solve the above technical problems, an embodiment of the present invention provides a hinge, which includes a first base body, a second base body, a connection component and a reset component;

Both ends of the connecting assembly are hinged with the first seat body and the second seat body respectively;

The reset assembly includes a first housing and a first elastic member, the first housing is connected with the first base body, the first housing is provided with a fixing portion, and one end of the first elastic member is connected to the first base. the fixing part is connected, and the other end is connected with the connecting component;

The first elastic member drives the first seat body and the second seat body to move toward each other.

According to an embodiment of the present invention, further, the first housing is provided with a first accommodating cavity, the first base is provided with a first connection hole, and the first accommodating cavity is connected to the first accommodating cavity. Connecting holes are connected;

the fixing part is arranged in the first accommodating cavity;

One end of the first elastic member is connected with the fixing part, and the other end is connected with the connecting component through the first connecting hole, and drives the first seat body and the second seat body to approach each other. directional movement.

According to an embodiment of the present invention, further, the reset assembly further includes a first connector;

One end of the first connecting piece is connected with the first elastic piece, and the other end is connected with the connecting component.

According to an embodiment of the present invention, further, the first elastic member is a compression spring;

One end of the first connecting piece is connected with the connecting assembly, and the other end is arranged in the first accommodating cavity;

the compression spring is sleeved on the first connecting piece;

the fixing part is arranged at one end of the first connecting piece away from the connecting assembly;

One end of the compression spring is in contact with the fixing portion, and the other end is in contact with the outer edge of the first connection hole.

According to an embodiment of the present invention, further, the fixing portion is a nut;

An end of the first connecting piece away from the connecting assembly is provided with at least part of an external thread structure, and the nut is connected with the external thread structure.

According to an embodiment of the present invention, further, the first housing is connected with the first base by screw threads.

According to an embodiment of the present invention, further, a washer is further provided between the nut and the compression spring.

According to an embodiment of the present invention, further, it further includes a buffer assembly;

The buffer assembly is arranged between the reset assembly and the connection assembly, and is used for slowing down the movement speed of the first seat body and the second seat body when they approach each other.

According to an embodiment of the present invention, further, the buffer assembly includes a piston, a second housing and a second connecting member;

The second housing is provided with a second accommodating cavity, the piston is arranged in the second accommodating cavity, and the second accommodating cavity is divided into a first space and a second space;

The piston is slidably connected with the second accommodating cavity, one end of the piston is connected with the first connecting piece, the other end is connected with the second connecting piece, and the end of the second connecting piece away from the piston is connected with the first connecting piece. the connecting component is connected;

The piston is provided with a first oil circuit and a second oil circuit that communicate with the first space and the second space, the first oil circuit is provided with a first check valve, and the second oil circuit is provided with a first one-way valve. There is a second one-way valve, and the liquid flows in the first one-way valve and the second one-way valve are opposite.

Another embodiment of the present invention provides a door, comprising a door leaf, a door frame and the hinge described in any of the above embodiments;

The door leaf and the door frame are connected, and at least one of the hinges is arranged between the door leaf and the door frame.

The beneficial effects of the present utility model:

An embodiment of the present invention provides a hinge, which includes a first base body, a second base body, a connecting assembly and a reset assembly; two ends of the connecting assembly are respectively connected to the first base body and the second base body. The seat body is hinged; the reset assembly includes a first shell and a first elastic member, the first shell is connected with the first seat body, the first shell is provided with a fixing part, the first shell is One end of the elastic piece is connected with the fixing part, and the other end is connected with the connecting component; the first elastic piece drives the first base body and the second base body to move toward each other.

The reset component is connected with the connecting component for pulling the connecting component, thereby driving the first base body and the second base body to move in the direction of approaching each other, so as to realize the automatic closing of the door leaf.

Description of drawings

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the specific embodiments or the prior art. Obviously, the following descriptions The accompanying drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

FIG. 1 is a perspective view of a closed state of a hinge provided by an embodiment of the present invention;

FIG. 2 is a perspective view of an open state of a hinge provided by an embodiment of the present invention;

3 is a schematic structural diagram of a reset assembly and a buffer assembly provided by an embodiment of the present invention;

4 is a partial cross-sectional view of the hinge in a closed state provided by an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of the door leaf provided by the embodiment of the present invention when it is closed.

Icon: 100 - the first seat;

200-Second body;

300 - connecting components;

410-first housing; 411-first accommodating cavity; 412-fixing part; 420-first elastic member; 430-first connecting member; 440-washer;

510-piston; 511-first oil circuit; 512-first check valve; 513-second oil circuit; 514-second check valve; 520-second housing; 521-second accommodation chamber; 5211- The first space; 5212 - the second space; 530 - the second connector;

610 - door leaf; 620 - door frame.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation on the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

It should be noted that, in the description of the present invention, the terms "connection" and "installation" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a direct connection, or a It can be connected through an intermediate medium; it can be a mechanical connection or an electrical connection. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

As shown in FIG. 1 to FIG. 5 , an embodiment of the present invention provides a hinge, including a first base 100 , a second base 200 , a connecting assembly 300 and a reset assembly; two ends of the connecting assembly 300 hinged with the first base 100 and the second base 200 respectively; the reset assembly includes a first housing 410 and a first elastic member 420, the first housing 410 and the first base 100 connection, the first housing 410 is provided with a fixing portion 412, one end of the first elastic member 420 is connected with the fixing portion 412, and the other end is connected with the connecting component 300; the first elastic member 420 The first base body 100 and the second base body 200 are driven to move toward each other.

In this embodiment, the first base body 100 and the second base body 200 are used to connect with the door leaf 610 and the door frame 620 respectively, and the connecting assembly 300 is used to connect the first base body 100 and the second base body 200 to finally realize the door leaf 610 Rotational connection with door frame 620.

In this embodiment, the reset component is connected to the connecting component 300 for pulling the connecting component 300, thereby driving the first base body 100 and the second base body 200 to move toward each other to realize the automatic closing of the door leaf 610.

Specifically, the reset assembly includes a first elastic member 420 and a first housing 410 , the first housing 410 is connected to the first base 100 , the first housing 410 is provided with a fixing portion 412 , and one end of the first elastic member 420 is It is connected to the fixing part 412 , and the other end is connected to the connecting assembly 300 . The fixing part 412 is used to fix one end of the first elastic member 420 so that the first elastic member 420 can exert force on the connecting assembly 300 .

It can be understood that, in this embodiment, the bearing force of the first elastic member 420 can be axial tension force or axial pressure force, but after the two forces act on the connecting assembly 300, both can drive the first seat body 100 and the second base body 200 move toward each other.

As shown in FIG. 3 and FIG. 4 , the first housing 410 is provided with a first accommodating cavity 411 , the first base 100 is provided with a first connection hole, and the first accommodating cavity 411 is connected to the The first connecting hole communicates with each other; the fixing portion 412 is arranged in the first accommodating cavity 411 ; one end of the first elastic member 420 is connected with the fixing portion 412 , and the other end passes through the first connecting hole and is connected to the fixing portion 412 . The connecting assembly 300 is connected and drives the first base body 100 and the second base body 200 to move toward each other.

In this embodiment, the first housing 410 is used to fix the first elastic member 420 , and at the same time, the first housing 410 is provided with a first accommodating cavity 411 , and the first elastic member 420 is arranged in the first accommodating cavity 411 , which can protect the first elastic member 420 to a certain extent.

As shown in FIGS. 3 and 4 , the reset assembly further includes a first connecting member 430 ; one end of the first connecting member 430 is connected to the first elastic member 420 , and the other end is connected to the connecting assembly 300 .

In this embodiment, the first connecting member 430 is used to connect the reset assembly and the connecting assembly 300 .

In this embodiment, it can be understood that the first connecting member 430 may be a telescopic structure with adjustable length, and by adjusting the length of the first connecting member 430, the force of the first elastic member 420 on the connecting assembly 300 is adjusted, and then the The speed at which the door leaf 610 automatically closes.

As shown in FIG. 3 and FIG. 4 , the first elastic member 420 is a compression spring; one end of the first connecting member 430 is connected to the connecting component 300 , and the other end is arranged in the first accommodating cavity 411 ; The first elastic member 420 is sleeved on the first connecting member 430; the fixing portion 412 is disposed on the end of the first connecting member 430 away from the connecting component 300; The part 412 abuts, and the other end abuts the outer edge of the first connection hole.

In this embodiment, the compression spring is subjected to axial pressure.

In this embodiment, the first connecting member 430 extends into the first accommodating cavity 411 for installing the compression spring. The compression spring is sleeved on the first connecting piece 430 , one end is connected to the fixing portion 412 , one end of the other compression spring is fixed, and the other end is in contact with the outer edge of the first connection hole.

In this embodiment, the working principle of the hinge is as follows: when the user opens the door leaf 610, the connecting component 300 pulls the first connecting member 430, and the compression spring is compressed. When the user leaves, the fixing portion 412 is pushed under the action of the compression spring. , and then push the first connecting member 430 to reset, and finally pull the connecting assembly 300 to reset, so as to realize the automatic closing of the door leaf 610 .

It can be understood that, in this embodiment, the first elastic member 420 can also be a hydraulic rod, a tension spring, etc., all of which can achieve the purpose of pulling the connecting assembly 300 to reset in this embodiment.

As shown in FIG. 3 and FIG. 4 , the fixing portion 412 is a nut; the end of the first connecting member 430 away from the connecting assembly 300 is provided with at least a part of an external thread structure, and the nut is connected with the external thread structure .

In this embodiment, the fixing portion 412 is a nut. In addition to fixing the end of the compression spring away from the first connecting member 430 , the nut can also adjust the length of the compression spring.

Specifically, when the door leaf 610 is heavy, the nut is rotated clockwise to increase the preload of the compression spring. When the door leaf 610 is light, the nut is rotated counterclockwise, and the preload of the compression spring is reduced.

As shown in FIG. 4 , in actual use, the first housing 410 is screwed to the first base 100 .

Specifically, the first accommodating cavity 411 has a cylindrical structure, so that the compression spring does not bend in the first accommodating cavity 411 .

In this embodiment, in order to conveniently adjust the pre-pressure of the compression spring and not affect the installation of the first housing 410 , the first housing 410 and the first seat body 100 are connected in the form of threads.

Specifically, one end of the first accommodating cavity 411 is open, and the open end of the first accommodating cavity 411 is provided with an internal thread structure. With an external thread structure, the first housing 410 is screwed onto the protrusion.

It can be understood that, in this embodiment, the first housing 410 and the first base body 100 can also be in the form of snap connection, which can both realize the first base body 100 and the first housing in this embodiment The bodies 410 are for the purpose of detachable connection.

As shown in FIG. 3 and FIG. 4 , a washer 440 is further provided between the nut and the compression spring.

In this embodiment, by disposing the washer 440 , it is avoided that the compression spring is driven to rotate during the process of screwing the nut, thereby causing damage to the compression spring.

As shown in FIG. 3 , the hinge further includes a buffer component; the buffer component is provided between the reset component and the connection component 300 for slowing the first seat body 100 and the second seat body 200 Movement speed when approaching each other.

In this embodiment, in order to prevent the door leaf 610 from being too fast during the automatic closing process, which will cause a greater impact on the door frame 620, a buffer component is provided to slow down the movement speed of the door leaf 610 during the automatic closing process, preventing damage to the door leaf 610 during the automatic closing process. The impact of the door frame 620 is too large, resulting in loud noise or damage to the door frame 620 .

Specifically, as shown in FIG. 3 , the buffer assembly includes a piston 510 , a second housing 520 and a second connecting member 530 ; the second housing 520 is provided with a second accommodating cavity 521 , and the piston 510 is provided with inside the second accommodating cavity 521, and dividing the second accommodating cavity 521 into a first space 5211 and a second space 5212; the piston 510 is slidably connected with the second accommodating cavity 521, and the piston 510 One end is connected with the first connecting piece 430 , the other end is connected with the second connecting piece 530 , and one end of the second connecting piece 530 away from the piston 510 is connected with the connecting assembly 300 ; A first oil passage 511 and a second oil passage 513 are provided that communicate with the first space 5211 and the second space 5212. The first oil passage 511 is provided with a first check valve 512, and the second oil passage The passage 513 is provided with a second one-way valve 514, and the liquid flows in the first one-way valve 512 and the second one-way valve 514 are opposite.

In this embodiment, the second accommodating cavity 521 has a cylindrical structure, the piston 510 has a columnar structure corresponding to the second accommodating cavity 521, the piston 510 slides in the second accommodating cavity 521, and the second accommodating cavity 521 is divided into a first space 5211 and a second space 5212. Hydraulic oil is provided in the accommodating space. When the door 610 is opened, the first oil circuit 511 is open, and the second oil circuit 513 is disconnected. A space 5211 flows through the first oil passage 511 to the second space 5212; when the door leaf 610 is closed, the first oil passage 511 is disconnected, and the second oil passage 513 is open, the reset component pulls the piston 510 to reset, and the second space 5212 receives Extrusion, the hydraulic oil flows from the second space 5212 to the first space 5211 through the second oil passage 513 . During the closing process of the door leaf 610 , under the action of hydraulic oil, the piston 510 moves relatively slowly, thus reducing the speed of the door leaf 610 during the closing process to prevent the door leaf 610 from having a greater impact on the door frame 620 .

It can be understood that, in this embodiment, the inner diameter of the first oil passage 511 is larger than the inner diameter of the second oil passage 513, so as to reduce the speed limit during the door opening process to the greatest extent.

Another embodiment of the present invention provides a door, including a door leaf 610 and a door frame 620, and the hinge described in any of the above embodiments; the door leaf 610 is connected to the door frame 620, and the door leaf 610 is connected to the door frame At least one of the hinges is provided between 620 .

Preferably, the first base body 100 is installed on the door leaf 610, and the second base body 200 is installed on the door frame 620 to avoid occupying space.

It can be understood that, in this embodiment, the door may be a door of a house, or may be a door of a dishwasher or a refrigerator with a door appliance.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that : it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the various embodiments of the present utility model Scope of technical solutions.

Claims (10)

1. A hinge is characterized by comprising a first base body (100), a second base body (200), a connecting component (300) and a resetting component;

two ends of the connecting component (300) are respectively hinged with the first seat body (100) and the second seat body (200);

the resetting component comprises a first shell (410) and a first elastic piece (420), the first shell (410) is connected with the first base (100), a fixing part (412) is arranged on the first shell (410), one end of the first elastic piece (420) is connected with the fixing part (412), and the other end of the first elastic piece (420) is connected with the connecting component (300);

the first elastic element (420) drives the first holder body (100) and the second holder body (200) to move towards the direction of mutual approaching.

2. The hinge according to claim 1, wherein a first accommodating cavity (411) is provided in the first housing (410), a first connecting hole is provided on the first base (100), and the first accommodating cavity (411) is communicated with the first connecting hole;

the fixing part (412) is arranged in the first accommodating cavity (411);

one end of the first elastic piece (420) is connected with the fixing part (412), and the other end of the first elastic piece penetrates through the first connecting hole to be connected with the connecting component (300), and drives the first seat body (100) and the second seat body (200) to move towards the direction close to each other.

3. The hinge of claim 2, wherein the reset assembly further comprises a first connector (430);

one end of the first connecting piece (430) is connected with the first elastic piece (420), and the other end is connected with the connecting component (300).

4. The hinge according to claim 3, wherein the first elastic member (420) is a compression spring;

one end of the first connecting piece (430) is connected with the connecting component (300), and the other end of the first connecting piece is arranged in the first accommodating cavity (411);

the compression spring is sleeved on the first connecting piece (430);

the fixing part (412) is arranged at one end of the first connecting piece (430) far away from the connecting component (300);

one end of the compression spring is abutted with the fixing part (412), and the other end of the compression spring is abutted with the outer edge of the first connecting hole.

5. The hinge according to claim 4, wherein the fixing portion (412) is a nut;

one end, far away from the connecting component (300), of the first connecting piece (430) is provided with at least a part of external thread structure, and the nut is connected with the external thread structure.

6. The hinge according to claim 5, wherein the first housing (410) is threadedly connected to the first housing (100).

7. The hinge according to claim 5, characterized in that a washer (440) is further provided between the nut and the compression spring.

8. The hinge of claim 3, further comprising a damping assembly;

the buffer component is arranged between the reset component and the connecting component (300) and used for slowing down the movement speed of the first seat body (100) and the second seat body (200) when approaching each other.

9. The hinge of claim 8, wherein the damping assembly comprises a piston (510), a second housing (520), and a second connector (530);

a second accommodating cavity (521) is formed in the second shell (520), the piston (510) is arranged in the second accommodating cavity (521) and divides the second accommodating cavity (521) into a first space (5211) and a second space (5212);

the piston (510) is connected with the second accommodating cavity (521) in a sliding manner, one end of the piston (510) is connected with the first connecting piece (430), the other end of the piston is connected with the second connecting piece (530), and one end, far away from the piston (510), of the second connecting piece (530) is connected with the connecting component (300);

the piston (510) is provided with a first oil way (511) and a second oil way (513) which are communicated with the first space (5211) and the second space (5212), the first oil way (511) is provided with a first one-way valve (512), the second oil way (513) is provided with a second one-way valve (514), and the flow directions of liquid in the first one-way valve (512) and the second one-way valve (514) are opposite.

10. A door comprising a door leaf (610) and a door frame (620), characterized in that it comprises a hinge according to any one of claims 1 to 9;

the door leaf (610) is connected with the door frame (620), and at least one hinge is arranged between the door leaf (610) and the door frame (620).

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