WO2022105106A1

WO2022105106A1 - Furniture operating device having locking function

Info

Publication number: WO2022105106A1
Application number: PCT/CN2021/089621
Authority: WO
Inventors: 蔡耿锡; 罗积华; 伦锴成
Original assignee: 清远市星徽精密制造有限公司
Priority date: 2020-11-17
Filing date: 2021-04-25
Publication date: 2022-05-27
Also published as: CN112502552A

Abstract

A furniture operating device having a locking function, comprising an operating device (1) for enabling a door plate (3) to rotate relative to a cabinet body, and a connecting rod assembly (2) connected to the operating device (1). The operating device (1) is mounted on the cabinet body; the positioning end of the connecting rod assembly (2) is connected to the door plate (3); the connecting rod assembly (2) is provided with a linkage connecting rod (4) and a safety locking device; the linkage connecting rod (4) is connected to the connecting rod assembly (2), and the driven end of the linkage connecting rod (4) is provided with an opening locking bayonet (41) and a closing locking bayonet (42); the safety locking device is mounted on the swing end of the connecting rod assembly (2); the safety locking device comprises a locking piece (5) and a return spring (6); the locking piece (5) is rotatably connected to the safety locking device; and one end of the return spring (6) is connected to the safety locking device, and the other end of the return spring (6) is connected to the locking piece (5).

Description

A furniture operating device with locking function

technical field

The invention relates to the technical field of furniture hinges, in particular to a furniture operating device with a locking function.

Background technique

Furniture hinges are mostly used for the installation and connection of cabinets and door panels, especially the flip-up door hinges. However, before the flip-up door is not installed with the door panel, the force arm of the flip-up hinge is very elastic, and it is easy to cause serious injury to people.

However, there is an existing Chinese Patent Document No.: CN109415918B which discloses a manipulation device for furniture parts, which discloses the movement of furniture parts movably supported relative to a furniture body, which comprises: at least one swingable support the actuating arm for moving the furniture part; the spring device for applying force to the actuating arm; the locking device for releasably locking the actuating arm, which has at least one movably mounted locking element, The locking element cooperates with at least one detent in the position of locking the actuating arm; the detent element can be unlocked with the detent not only by a switch element to be manually actuated but also by a control element supported on the actuating arm, which controls Parts can be loaded by fitting the furniture part on the manipulator arm. The switching element has a first guide rail in which or along which the locking element is movably mounted by manually actuating the switching element or by loading the control element. That is, the operating device with the above structure can be unlocked manually or by triggering the switch when the door panel is installed, which solves the safety problem that occurs during the installation of the hinge of the flip-up door.

technical problem

However, the manipulation device for furniture parts of the above structure has the following disadvantages in actual operation:

1) The structure of the locking device is complex, and its cooperation with the operating arm requires high precision, otherwise it is difficult to make the locking element movably support in the first guide track of the switch element or along the first guide track, and it is difficult to install or remove it. The trivial effect is not good, and there are also safety problems in the installation process of the hinge of the flip-up door.

2) Since the locking element can be unlocked with the card slot through the switch element to be manually operated and through the control part supported on the operating arm, once the door panel is successfully installed, under normal conditions, the locking element has no return elastic force. Under the circumstance, it cannot be solved, which will seriously affect the normal work of the door panel.

technical solutions

The purpose of the present invention is to overcome the deficiencies of the prior art, and to provide a furniture operating device with a locking function, which can not only install and remove the door panel or manually realize the locking or unlocking of the locking device, but also solves the problem of overturning. The safety problem that occurs during the installation of the door hinge has the advantages of simple structure, high stability, safety and reliability, and can ensure the normal operation of the door panel under normal conditions.

The purpose of the present invention is to achieve the following: a furniture operating device with locking function, which includes an operating device for rotating the door panel relative to the cabinet body and a link assembly connected with the operating device, and the operating device is installed on the cabinet body. The positioning end of the connecting rod assembly is connected with the door panel, wherein the connecting rod assembly is provided with a linkage connecting rod and a safety locking device, the linkage connecting rod is connected to the connecting rod assembly, and the driven end of the linkage connecting rod is provided with a linkage connecting rod and a safety locking device. To open and close the locking bayonet, the safety locking device is installed on the swinging end of the link assembly, and the mounting locking device includes a connection with opening the locking bayonet or A locking piece for locking or unlocking and a return spring for keeping the locking piece in a working state all the time without external force, the locking piece is rotatably connected On the safety locking device, one end of the return spring is connected to the safety locking device, and the other end of the return spring is connected to the locking piece.

According to the above optimization, the safety locking device further includes a mounting seat, the mounting seat is fixedly mounted on the connecting rod assembly, the locking piece is rotatably connected to the mounting seat through the positioning rivet, and the mounting seat is connected to one end of the return spring.

According to the above optimization, the mounting seat is provided with limit bumps for limiting the rotation direction of the locking piece, and the limit bumps are diagonally distributed on the mounting seat.

According to the above optimization, the locking piece is set as a Z-shaped stopper. The Z-shaped stopper rotates counterclockwise around the positioning rivet under the restriction of the limit bump, and the Z-shaped stopper is in the return spring. There is a clockwise movement trend under the action of elasticity.

According to the above optimization, one end of the linkage link is provided with an integrally formed locking projection, and the opening and closing locking bayonet are respectively provided between the connection between the locking projection and the linking link. upper and lower ends.

According to the above optimization, the connecting rod assembly includes a heavy-duty main connecting rod group, a driven connecting rod group, and a linking rod group. The active output end of the connecting rod group is riveted with the active end of the driven connecting rod group, the positioning end of the driven connecting rod group is riveted on the operating device, and the swinging end of the driven connecting rod group is respectively connected with the active end and the connecting rod of the linkage connecting rod. The active end of the moving rod group is riveted, the swing end of the linkage connecting rod is riveted to the active end of the linkage rod group, and the swing end of the linkage rod group is detachably equipped with a door plate.

According to the above optimization, the opening locking bayonet and the closing locking bayonet are distributed up and down on the swinging end of the linkage link.

According to the above optimization, a mounting seat is riveted to the active end of the linkage rod group.

beneficial effect

The advantages of the present invention are:

1) The locking or unlocking function is realized by the rotation of the locking piece and the low-touch or separation of the opening and closing the locking bayonet of the linkage link. This function can be achieved by installing and removing the door panel, or by The manual realization solves the safety problem in the installation process of the hinge of the flip-up door, and has the advantages of simple structure, high stability, safety and reliability.

2) Under the elastic action of the return spring, the locking piece can move in the opposite direction to the locking rotation direction under normal conditions, so as to ensure that the locking piece is always in the unlocked state without external force and ensure the normal operation of the door panel.

Description of drawings

1 is a schematic structural diagram of a preferred embodiment of the present invention.

FIG. 2 is a schematic structural diagram of an open state of a preferred embodiment of the present invention.

FIG. 3 is an enlarged view of A in FIG. 2 according to a preferred embodiment of the present invention.

FIG. 4 is an enlarged view of the locked state when opened in the preferred embodiment A of the present invention.

FIG. 5 is a partial enlarged view of the locked state when the preferred embodiment of the present invention is opened.

FIG. 6 is a schematic structural diagram of a preferred embodiment of the present invention in a closed state.

FIG. 7 is an enlarged view of A in FIG. 6 according to a preferred embodiment of the present invention.

FIG. 8 is an enlarged view of the locked state when closed in the preferred embodiment B of the present invention.

FIG. 9 is an enlarged view of a preferred embodiment of the present invention in a normal state of dismantling.

FIG. 10 is a schematic structural diagram of a safety locking device according to a preferred embodiment of the present invention.

FIG. 11 is an exploded view of the safety locking device according to the preferred embodiment of the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION

The present invention will be further described below in conjunction with the accompanying drawings.

As shown in FIGS. 1 to 11 , the furniture operating device with locking function of the present invention includes an operating device 1 for rotating the door panel 3 relative to the cabinet and a link assembly 2 connected with the operating device 1 . The operating device 1 is installed on the cabinet body, and the positioning end of the connecting rod assembly 2 is connected with the door panel 3 . Wherein, the connecting rod assembly 2 is provided with a linkage connecting rod 4 and a safety locking device. The linkage link 4 is connected to the link assembly 2 , and the driven end of the linkage link 4 is provided with an opening locking bayonet 41 and a closing locking bayonet 42 . The safety locking device is installed on the swinging end of the link assembly 2, and the installation locking device includes a low contact with the opening locking bayonet 41 or closing the locking bayonet 42 as the link assembly 2 rotates and rotates. Or separate to realize the locking piece 5 for locking or unlocking and the return spring 6 for keeping the locking piece 5 in a working state without external force. The locking piece 5 is rotatably connected to the safety locking device, one end of the return spring 6 is connected to the safety locking device, and the other end of the return spring 6 is connected to the locking piece 5 .

1 to 11 , in the optimized solution, the safety locking device further includes a mounting seat 7 , the mounting seat 7 is fixedly mounted on the connecting rod assembly 2 , and the locking piece 5 is rotatably connected to the mounting seat through the positioning rivet 8 7. The mounting seat 7 is connected to one end of the return spring 6 .

In addition, the mounting seat 7 is provided with limiting bumps 9 for limiting the rotation direction of the locking piece 5 , and the limiting bumps 9 are diagonally distributed on the mounting seat 7 .

Wherein, the locking piece 5 is set as a Z-shaped stopping piece, and the Z-shaped stopping piece rotates counterclockwise around the positioning rivet 8 under the restriction of the limiting bump 9 , as shown in FIG. 9 . During the period, the Z-shaped stop piece has a clockwise movement trend under the elastic action of the return spring 6, that is, the lock piece 5 has a movement trend opposite to that shown in Fig. The sheets 5 are in a state of unlocking work together to ensure that the door panel 3 works normally.

Referring to FIGS. 1 to 11 , one end of the linkage link 4 is provided with an integrally formed locking projection 43 , and the opening locking bayonet 41 and the closing locking bayonet 42 are respectively provided on the locking projection The upper and lower ends of the connection between 43 and the linkage link 4 .

The connecting rod assembly 2 includes a heavy-duty main connecting rod group 21, a driven connecting rod group 22, and a linking rod group 23. The power output end of the operating device 1 is connected to one end of the heavy-duty main connecting rod group 21, so the The active output end of the heavy main link group 21 is riveted with the active end of the driven link group 22, the positioning end of the driven link group 22 is riveted on the operating device 1, and the swing ends of the driven link group 22 are respectively connected to the control device 1. The active end of the linkage rod 4 and the active end of the linkage rod group 23 are riveted, the swing end of the linkage rod 4 is riveted to the active end of the linkage rod group 23, and the swing end of the linkage rod group 23 can be disassembled with the door panel 3 . In addition, the opening locking bayonet 41 and the closing locking bayonet 42 are distributed up and down on the swinging end of the linkage link 4 , and the mounting seat 7 is riveted to the active end of the linkage link group 23 . The structure is simple, the stability is improved, the use performance of the safety locking device is enhanced, and the utility model is safe and reliable.

That is, the linkage link 4 is on the side of the safety locking device. When the heavy-duty master link group 21 , the driven link group 22 , the linkage link 4 , and the linkage rod group 23 on the link assembly 2 are fully opened to the outside of the operating device 1 and the door panel 3 is not installed, press down the interlocking lever group 23 forcefully, so that the locking piece 5 of the safety locking device and the opening locking bayonet 41 conflict with each other to complete the locking action.

When the heavy main link group 21, the driven link group 22, the linkage link 4, and the linkage rod group 23 of the link assembly 2 are completely closed inward on the operating device 1 and the door panel 3 is not installed, lift it up with force The interlocking lever group 23, the locking piece 5 of the safety locking device and the closing locking bayonet 42 are in low contact with each other to complete the locking action.

The reverse rotation occurs only when the locking piece 5 is acted on by an external force. As shown in FIG. 9 , the locking piece 5 is separated from the linkage rod group 23 and the locking action is released. The external force can be forced to rotate manually, or can be forced to rotate by the relevant mechanism when the door panel 3 is installed. Once the door panel 3 is installed successfully, the safety locking device will always be in the unlocked state, which will not affect the door panel 3 work.

The above-mentioned specific embodiments are only specific implementations with better effects of the present invention, and all structures that are the same as or equivalent to the furniture operating device with locking function of the present invention are within the protection scope of the present invention.

Claims

A furniture manipulation device with a locking function, comprising a manipulation device (1) for rotating a door panel (3) relative to a cabinet body and a link assembly (2) connected with the manipulation device (1), the manipulation device (1) ) is installed on the cabinet, and the positioning end of the connecting rod assembly (2) is connected with the door panel (3). The connecting rod (4) is connected to the connecting rod assembly (2), and the driven end of the linkage connecting rod (4) is provided with an opening locking bayonet (41) and a closing locking bayonet (42). The locking device is installed on the swinging end of the connecting rod assembly (2), and the locking device for installing the locking device comprises a connection between opening the locking bayonet (41) or closing the locking bayonet (42) as the connecting rod assembly (2) swings and rotates ) touch or separate from each other to realize the locking piece (5) for locking or unlocking and the return spring (6) that can keep the locking piece (5) in a working state without external force, said The locking piece (5) is rotatably connected to the safety locking device, one end of the return spring (6) is connected to the safety locking device, and the other end of the return spring (6) is connected to the locking piece (5) superior.
The furniture operating device with locking function according to claim 1, characterized in that: the safety locking device further comprises a mounting seat (7), the mounting seat (7) is fixedly mounted on the connecting rod assembly (2), and the locking The sheet (5) is rotatably connected to the mounting seat (7) through the positioning rivet (8), and the mounting seat (7) is connected to one end of the return spring (6).
The furniture operating device with locking function according to claim 2, characterized in that: the mounting seat (7) is provided with a limiting block (9) for limiting the rotation direction of the locking piece (5), The bumps (9) are diagonally distributed on the mounting seat (7).
The furniture operating device with locking function according to claim 3, characterized in that: the locking piece (5) is set as a Z-shaped stopper, and the Z-shaped stopper is limited by the limit bump (9). Rotate counterclockwise around the positioning rivet (8), the Z-shaped stopper has a clockwise movement trend under the elastic action of the return spring (6).
The furniture operating device with locking function according to claim 1, characterized in that: one end of the linkage link (4) is provided with an integrally formed locking projection (43), and the opening locking bayonet ( 41) The closing locking bayonet (42) is respectively provided at the upper end and the lower end between the connection between the locking projection (43) and the linkage link (4).
The furniture operating device with locking function according to any one of claims 1 to 5, characterized in that: the connecting rod assembly (2) comprises a heavy-duty master connecting rod group (21) and a driven connecting rod group (22) , a linkage rod group (23), the power output end of the manipulation device (1) is connected with one end of the heavy main link group (21), and the active output end of the heavy main rod group (21) is connected with the driven The driving end of the connecting rod group (22) is riveted, the positioning end of the driven connecting rod group (22) is riveted on the operating device (1), and the swinging end of the driven connecting rod group (22) is respectively connected with the linkage connecting rod (4) The active end of the connecting rod group (23) is riveted to the active end of the connecting rod group (23), the swinging end of the linkage connecting rod (4) is riveted to the active end of the connecting rod group (23), and the swinging end of the connecting rod group (23) is detachable Fitted with door panel (3).
The furniture operating device with locking function according to claim 6, characterized in that: the opening and locking bayonet (41) and the closing locking bayonet (42) are distributed up and down on the swinging end of the linkage link (4). .
The furniture operating device with locking function according to claim 6, characterized in that a mounting seat (7) is riveted to the active end of the linkage rod group (23).