Anti-pinching device, and electric coffee table having same

Abstract

Disclosed in the present application are an anti-pinching device and an electric coffee table having same. The anti-pinching device comprises: a hinge structure, which comprises a first hinge leaf and a second hinge leaf hinged to each other; a first driven member, which is connected to the first hinge leaf; a second driven member, which is connected to the second hinge leaf; and a return spring member, which has one end connected to the first driven member and the other end connected to the second driven member, and is configured to apply a force for the first driven member and the second driven member to return and close.

Description

Anti-pinch device and electric coffee table with the same Technical Field

[0001] The present application relates to the technical field of anti-pinch accessories, and in particular to an anti-pinch device and an electric coffee table having the same. Background Art

[0002] With the advancement of technology and the improvement of people's living standards, electric coffee tables have become a common feature in the furniture market. With features like automatic lifting and rotation, electric coffee tables offer users a more convenient experience. However, current electric coffee tables on the market still pose some safety risks. For example, the cup holders are hidden inside the coffee table. If foreign objects or hands are placed on the cup holders when they are closed, there is a risk of damage or injury.

[0003] The existing technology solves the above problem by using sensors, controllers and actuators for intelligent monitoring to avoid the risk of being clamped, but such a structure needs to rely on electricity to achieve it, which is costly. Summary of the Invention

[0004] To overcome at least one of the above-mentioned drawbacks of the prior art, the present application provides an anti-pinch device and an electric coffee table having the same. This device can solve the problem of damaging foreign objects or causing injury when closing the cup holder. By adopting a mechanical anti-pinch mechanism, production costs are greatly reduced while providing effective protection.

[0005] The technical solution adopted by this application to solve the problem is:

[0006] An anti-pinch device includes: a movable-leaf structure, the movable-leaf structure including a first movable piece and a second movable piece hinged to each other; a first follower, the first follower being connected to the first movable piece; a second follower, the second follower being connected to the second movable piece; an elastic return member, one end of the elastic return member being connected to the first follower and the other end being connected to the second follower, the elastic return member being used to provide a return and closing force for the first follower and the second follower.

[0007] By adopting this solution, the anti-pinch function is achieved through the cooperation of the hinge structure and the elastic return member. When the cup holder is hidden and closed, if a foreign object or hand is placed in the cup holder, the hinge structure between the first follower or the second follower will expand, and the elastic return member will be stretched, generating resistance to prevent the cup holder from closing. Once the foreign object or hand is removed, the elastic return member will automatically retract, the hinge structure will automatically close, and the cup holder can close normally.

[0008] In some embodiments, the first follower includes: a first follower assembly portion, the first follower assembly portion is connected to one end of the elastic return member; a second follower assembly portion, the second follower assembly portion is connected to the first movable leaf; and a first follower body, the first follower body is connected between the first follower assembly portion and the second follower assembly portion.

[0009] By adopting the above solution, the first follower assembly portion and the second follower assembly portion can be arranged at both ends of the first follower body, thereby improving assembly stability and avoiding assembly conflict between the two.

[0010] In some embodiments, a step portion is provided between the second follower assembly portion and the first follower body, so that a side surface of the first follower body is aligned with a side surface of the first loose-leaf piece to form a mounting surface.

[0011] By adopting the above solution, the cup holder can be mounted via the mounting surface, thereby improving the stability of the assembly of the first follower body, the first loose-leaf piece and the cup holder.

[0012] In some embodiments, the first follower assembly portion is folded toward a side away from the mounting surface, and the folding angle ranges from 30° to 150°.

[0013] The above solution is adopted to facilitate the assembly of the elastic reset member and the first follower assembly portion.

[0014] In some embodiments, the second follower includes: a third follower assembly portion, the third follower assembly portion is used to connect to the driving device; a fourth follower assembly portion, the fourth follower assembly portion is connected to the other end of the elastic return member; a second follower body, the second follower body is connected between the third follower assembly portion and the fourth follower assembly portion, and the second follower body is connected to the second movable leaf.

[0015] By adopting the above solution, the third follower assembly portion can be connected to the driving device to complete the electric switch of the cup holder, and the fourth follower assembly portion can cooperate with the first follower assembly portion to achieve the fixation and stretching of the elastic reset member.

[0016] In some embodiments, two third follower assembly parts are provided, and the two third follower assembly parts are folded toward a side away from the second movable piece, so that a space for assembling the driving device is formed between the two third follower assembly parts.

[0017] By adopting the above solution, a larger space can be formed between the two third follower assembly parts, which facilitates the assembly of the driving device.

[0018] In some embodiments, the fourth follower assembly portion is folded toward a side away from the second movable leaf, and the folding angle ranges from 30° to 150°.

[0019] The above solution is adopted to facilitate the assembly of the elastic return member and the fourth follower assembly portion.

[0020] In some embodiments, the elastic return member is a tension spring.

[0021] By adopting the above solution, the tension spring has low cost, is easy to install, has low use cost, has a long service life, has a large tensile force, and has a fast reset speed.

[0022] An electric coffee table comprises a coffee table body, a driving device, a coffee table opening and closing part, and an anti-pinch device. The coffee table body is rotatably connected to the coffee table opening and closing part, the first movable piece and the first follower are fixed to the coffee table opening and closing part, the second follower is connected to one end of the driving device, and the other end of the driving device is connected to the coffee table body. The driving device is used to control the opening or closing of the coffee table opening and closing part.

[0023] By adopting the above solution, the opening and closing part of the coffee table can be automatically opened or closed through the driving device, which is convenient for users. The anti-pinch device can effectively avoid pinching fingers or other objects when the opening and closing part of the coffee table is closed, thereby improving safety.

[0024] In some embodiments, the second follower is hinged to the driving device, and / or the driving device is hinged to the coffee table body.

[0025] By adopting the above scheme, the hinged connection can change the relative position between the opening and closing part of the coffee table and the driving device, thereby realizing the opening or closing of the coffee table opening and closing part, avoiding shaking or loosening during use. The hinged connection has a simple structure, is easy to manufacture and install, and is also convenient for maintenance and replacement.

[0026] In summary, the anti-pinch device and the electric coffee table provided by this application have the following technical effects:

[0027] 1. The hinge and spring return member provide a certain degree of protection when the coffee table's opening and closing section is closed. If a hand or foreign object is caught, the elastic return member will be stretched, creating resistance and preventing the cup holder from closing. Once the foreign object or hand is removed, the elastic return member will automatically contract, the hinge structure will automatically close, and the coffee table opening and closing section can be closed normally.

[0028] 2. When a hand or foreign object is trapped, the first follower and the second follower can be pulled apart to increase the space between them, making it easier to remove the hand or foreign object.

[0029] 3. The anti-pinch device can effectively prevent fingers or other objects from being pinched when the opening and closing part of the coffee table is closed, thereby improving safety. At the same time, the first follower and the second follower will automatically reset and close under the influence of the elastic reset member, thereby improving the aesthetics of the coffee table after the opening and closing part is closed. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] FIG1 is a schematic diagram of the three-dimensional structure of an embodiment of the present application;

[0031] FIG2 is a schematic diagram of an explosion structure of an embodiment of the present application;

[0032] FIG3 is a schematic structural diagram of a second follower according to an embodiment of the present application;

[0033] FIG4 is a schematic structural diagram of a first follower according to an embodiment of the present application;

[0034] FIG5 is a schematic diagram of the closed state structure of an embodiment of the present application;

[0035] FIG6 is a schematic diagram of the structure of the embodiment of the present application in the open state;

[0036] FIG7 is a schematic diagram of the partial assembly structure of the anti-pinch device according to an embodiment of the present application.

[0037] Among them, the meanings of the figure marks are as follows: 1. loose-leaf structure; 11. first loose-leaf piece; 12. second loose-leaf piece; 2. first follower; 21. first follower assembly part; 22. second follower assembly part; 23. first follower body; 24. stepped part; 3. second follower; 31. third follower assembly part; 32. fourth follower assembly part; 33. second follower body; 4. elastic return part; 5. coffee table opening and closing part; 6. coffee table body; 7. driving device. DETAILED DESCRIPTION

[0038] For better understanding and implementation, the technical solutions in the embodiments of the present application will be clearly and completely described and discussed below in conjunction with the drawings of the present application. Obviously, what is described here is only a part of the examples of the present application, not all the examples. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present application.

[0039] In order to facilitate the understanding of the embodiments of the present application, further explanation will be given below with reference to specific embodiments as examples in conjunction with the drawings, and each embodiment does not constitute a limitation on the embodiments of the present application.

[0040] In the description of this application, it should be noted that the terms "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limiting this application.

[0041] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application pertains. The terms used herein in the specification of this application are for the purpose of describing specific embodiments only and are not intended to limit this application.

[0042] The present application refers to Figures 1-4, which disclose an anti-pinch device including a movable structure 1, a first follower 2, a second follower 3 and an elastic return member 4. The movable structure 1 includes a first movable piece 11 and a second movable piece 12 hinged to each other, the first follower 2 is connected to the first movable piece 11, the second follower 3 is connected to the second movable piece 12, one end of the elastic return member 4 is connected to the first follower 2, and the other end is connected to the second follower 3. The elastic return member 4 is used to provide a resetting and closing force for the first follower 2 and the second follower 3.

[0043] The present anti-pinch device is not limited to a specific field of application. The present embodiment is applied to an electric coffee table, which is usually provided with an electric drive device to drive a hidden cup holder or a hidden cover plate or other coffee table opening and closing part 5. Therefore, the anti-pinch function is achieved through the cooperation of the loose-leaf structure 1 and the elastic reset member 4. This embodiment is explained by taking the cup holder as an example. When the cup holder is hidden and closed, when there is a foreign object or a hand on the cup holder, the loose-leaf structure 1 between the first follower 2 or the second follower 3 will be stretched, and the elastic reset member 4 will be stretched, thereby generating a resistance to prevent the cup holder from closing. When the foreign object or hand is removed, the elastic reset member 4 will automatically contract, the loose-leaf structure 1 will automatically close, and the cup holder can be closed normally. It should be noted that the present anti-pinch device can also be applied to other technical fields, and can be used in any part that is opened and closed by a drive device, and can effectively achieve an anti-pinch effect.

[0044] Embodiment 1 of the present application, as shown in Figures 1 to 4, includes a movable structure 1, a first follower 2, a second follower 3 and an elastic return member 4. The first follower 2 includes a first follower assembly part 21, a second follower assembly part 22 and a first follower body 23. The first follower assembly part 21 is connected to one end of the elastic return member 4, and the connection method includes but is not limited to screws or pins. The second follower assembly part 22 is connected to the first movable piece 11, and the connection method includes but is not limited to screws or pins. The first follower body 23 is connected between the first follower assembly part 21 and the second follower assembly part 22, specifically as an integrated connection. The first follower assembly part 21 and the second follower assembly part 22 can be set at both ends of the first follower body 23 to improve the assembly stability and avoid assembly conflict between the two. The second follower 3 includes a third follower assembly portion 31, a fourth follower assembly portion 32 and a second follower body 33. The third follower assembly portion 31 is used to connect to the driving device 7, and the connection method includes but is not limited to screws or pins. The fourth follower assembly portion 32 is connected to the other end of the elastic return member 4, and the connection method includes but is not limited to screws or pins. The second follower body 33 is connected between the third follower assembly portion 31 and the fourth follower assembly portion 32, specifically as an integral connection, and the second follower body 33 is connected to the second movable piece 12, and the connection method includes but is not limited to screws or pins. It can be connected to the driving device 7 through the third follower assembly portion 31, thereby completing the electric opening or closing of the cup holder. The fourth follower assembly portion 32 cooperates with the first follower assembly portion 21 to achieve the fixation and stretching of the elastic return member 4.

[0045] The first follower assembly portion 21 is folded toward the side away from the mounting surface, and the folding angle range is 30°-150°. The first follower assembly portion 21 is provided with a hole for a screw or a pin to pass through, which is conducive to the assembly of the elastic return member 4 and the first follower assembly portion 21. The fourth follower assembly portion 32 is folded toward the side away from the second movable leaf 12, and the folding angle range is 30°-150°. The fourth follower assembly portion 32 is provided with a hole for a screw or a pin to pass through, which is conducive to the assembly of the elastic return member 4 and the fourth follower assembly portion 32. In this embodiment 1, in some embodiments, the folding angle of the first follower assembly portion 21 and the fourth follower assembly portion 32 is 45°.

[0046] In some embodiments, optionally, two third follower assembly parts 31 are provided, and the two third follower assembly parts 31 are folded toward the side away from the second movable piece 12, so that a space for assembling the driving device 7 is formed between the two third follower assembly parts 31. This can form a larger space between the two third follower assembly parts 31, making it convenient to assemble the driving device 7 through a pin.

[0047] In some embodiments, in order to improve the assembly stability of the first follower body 23 and the first movable piece 11, the first follower body 23 and the side of the first movable piece 11 connected to the cup holder are arranged in the same plane. Therefore, a step portion 24 is provided between the second follower assembly portion 22 and the first follower body 23 to align a side surface of the first follower body 23 with a side surface of the first movable piece 11 to form a mounting surface. The cup holder can be mounted through the mounting surface, thereby improving the assembly stability of the first follower body 23, the first movable piece 11 and the cup holder.

[0048] In this embodiment 1, the elastic reset member 4 is a tension spring, which is low in cost, easy to install, inexpensive to use, long in life, has a large tensile force, and a fast reset speed. In other embodiments, the specific structure of the elastic reset member 4 is not limited, as long as it can achieve the reset effect.

[0049] The present application also relates to an electric coffee table, as shown in Figures 2 and 7, comprising a coffee table body 6, a driving device 7, a coffee table opening and closing part 5, and an anti-pinch device. The coffee table body 6 is rotatably connected to the coffee table opening and closing part 5, the first movable piece 11 and the first follower 2 are fixed to the coffee table opening and closing part 5, the second follower 3 is connected to one end of the driving device 7, and the other end of the driving device 7 is connected to the coffee table body 6, the driving device 7 is used to control the opening or closing of the coffee table opening and closing part 5 to open or close. In this embodiment, the driving device 7 is a push rod motor, through which the push rod motor can realize automatic opening or closing of the coffee table opening and closing part 5 and the coffee table body 6, which is convenient for users to use. The anti-pinch device can effectively avoid pinching fingers or other objects when the coffee table opening and closing part 5 is closed, thereby improving safety.

[0050] In some embodiments, the second follower 3 is hinged to the driving device 7, and / or the driving device 7 is hinged to the coffee table body 6. The hinged connection can change the relative position between the coffee table opening and closing part 5 and the driving device 7, thereby realizing the opening or closing of the coffee table opening and closing part 5, avoiding shaking or loosening during use. The hinged connection has a simple structure, is easy to manufacture and install, and is also convenient for maintenance and replacement.

[0051] When in use, the driving device 7 is controlled by an electric button or remote control to operate, thereby pushing the coffee table opening and closing part 5 to open or close. When the coffee table is in a normally closed state, the elastic function of the tension spring keeps the coffee table opening and closing part 5 in a closed state. If there is a foreign object blocking the closure during the closing process, the coffee table opening and closing part 5 can be rotated to open, as shown in Figure 6, driving the first follower 2 and the second follower 3 to open, and then the tension spring brings the coffee table opening and closing part 5 back to close, as shown in Figure 5.

[0052] In summary, the anti-pinch device and the electric coffee table provided by this application have the following technical effects:

[0053] 1. The hinge and spring return member provide a certain degree of protection when the coffee table opening and closing portion 5 is closed. If a hand or foreign object is caught, the elastic return member 4 will be stretched, creating resistance and preventing the cup holder from closing. Once the foreign object or hand is removed, the elastic return member 4 will automatically contract, the hinge structure 1 will automatically close, and the coffee table opening and closing portion 5 can be closed normally.

[0054] 2. When a hand or foreign object is trapped, the first follower 2 and the second follower 3 can be pulled apart to increase the space between the first follower 2 and the second follower 3, making it easier to remove the hand or foreign object;

[0055] 3. The anti-pinch device can effectively prevent fingers or other objects from being pinched when the opening and closing part 5 of the coffee table is closed, thereby improving safety. At the same time, the first follower 2 and the second follower 3 will automatically reset and close under the influence of the elastic reset part 4, thereby improving the aesthetics of the coffee table opening and closing part 5 after closing.

[0056] The technical means disclosed in the present application are not limited to those disclosed in the above-mentioned embodiments, but also include technical solutions composed of any combination of the above-mentioned technical features. It should be noted that those skilled in the art can make several improvements and modifications without departing from the principles of the present application, and such improvements and modifications are also considered to be within the scope of protection of the present application.

Claims

1. An anti-pinch device, comprising: A movable leaf structure (1), comprising a first movable leaf piece (11) and a second movable leaf piece (12) hinged to each other; a first follower (2), the first follower (2) being connected to the first movable piece (11); a second follower (3), the second follower (3) being connected to the second movable piece (12); An elastic reset member (4), one end of the elastic reset member (4) is connected to the first follower (2), and the other end is connected to the second follower (3), and the elastic reset member (4) is used to provide a reset and closing force for the first follower (2) and the second follower (3).

2. An anti-pinch device according to claim 1, wherein: The first follower (2) comprises: a first follower assembly portion (21), the first follower assembly portion (21) being connected to one end of the elastic return member (4); a second follower assembly portion (22), the second follower assembly portion (22) being connected to the first movable leaf (11); A first follower body (23) is connected between the first follower assembly portion (21) and the second follower assembly portion (22).

3. An anti-pinch device according to claim 2, wherein: A stepped portion (24) is provided between the second follower assembly portion (22) and the first follower body (23) so that a side surface of the first follower body (23) is aligned with a side surface of the first movable piece (11) to form a mounting surface.

4. An anti-pinch device according to claim 3, wherein: The first follower assembly portion (21) is folded toward a side away from the mounting surface, and the folding angle range is 30°-150°.

5. An anti-pinch device according to claim 1, wherein: The second follower (3) comprises: a third follower assembly portion (31), the third follower assembly portion (31) being used for connecting to the driving device (7); a fourth follower assembly portion (32), the fourth follower assembly portion (32) being connected to the other end of the elastic return member (4); A second follower body (33) is connected between the third follower assembly portion (31) and the fourth follower assembly portion (32), and the second follower body (33) is connected to the second movable leaf (12).

6. An anti-pinch device according to claim 5, wherein: Two third follower assembly parts (31) are provided, and the two third follower assembly parts (31) are folded toward a side away from the second movable piece (12), so that a space for assembling the driving device (7) is formed between the two third follower assembly parts (31).

7. An anti-pinch device according to claim 5, wherein: The fourth follower assembly portion (32) is folded toward a side away from the second movable leaf (12), and the folding angle range is 30°-150°.

8. An anti-pinch device according to any one of claims 1 to 7, wherein: The elastic reset member (4) is a tension spring.

9. An electric coffee table, comprising a coffee table body (6), a driving device (7), a coffee table opening and closing portion (5), and an anti-pinch device according to any one of claims 1 to 8, wherein: The tea table body (6) is rotatably connected to the tea table opening and closing portion (5); the first movable piece (11) and the first follower (2) are fixed to the tea table opening and closing portion (5); the second follower (3) is connected to one end of the driving device (7); the other end of the driving device (7) is connected to the tea table body (6); and the driving device (7) is used to control the opening and closing portion (5) of the tea table to be opened or closed.

10. An electric coffee table according to claim 9, wherein: The second follower (3) is hinged to the driving device (7), and / or the driving device (7) is hinged to the coffee table body (6).

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