Door handle

Abstract

The utility model discloses a door handle which comprises a handle base, and the handle base is arranged on a door body. An accommodating cavity is formed in the handle base; at least part of the handle part is contained in the containing cavity, the handle part comprises a first end and a second end, the first end is a handheld end, and the second end is a driving end and used for driving a door lock to be opened or closed; the handle piece further comprises an unlocking part, the unlocking part is arranged in the containing cavity and connected with the second end, the bottom end of the unlocking part is connected with a lock device connecting piece, the lock device connecting piece is arranged at the bottom end of the handle base, and when the second end of the handle piece is rotated, the lock device connecting piece is connected with the unlocking part. The second end of the handle piece drives the unlocking part and the locking device connecting piece to rotate, and the unlocking part is used for unlocking. According to the door handle, the door handle can be conveniently connected with the multi-lock linkage device, and the door handle is simple in structure and high in durability.

Description

Technical Field

[0001] The utility model relates to the technical field of doors, and particularly to a door handle. Background Art

[0002] In modern transportation vehicles and various devices, the design and function of vehicle doors or hatch doors are crucial. To ensure that the door is always opened and closed with a certain force across the entire plane, thereby guaranteeing the stability and safety of the door, a multi-lock linkage locking system is usually adopted. This system locks and unlocks through multiple lock points simultaneously to ensure the sealing and safety of the door. However, to achieve this function, a door handle capable of controlling multiple linked lock devices simultaneously is required. This door handle not only needs to have the ability to control multiple lock points simultaneously but also must be able to close smoothly after operation without protruding outside the door, so as not to affect the aesthetics or pose potential safety hazards. In addition, to adapt to frequent use and long-term durability, the design of this door handle must be simple in structure to reduce the possibility of failures and have a high service life to reduce maintenance costs and replacement frequencies. Therefore, developing a door handle that meets these functional requirements and has high reliability and long life is of great significance for improving the overall performance and user experience of vehicle doors or hatch doors. Summary of the Utility Model

[0003] In view of the above deficiencies existing in the current door handle, the utility model provides a door handle, which is convenient for the connection between the door handle and the multi-lock linkage device, and the door handle has a simple structure and strong durability.

[0004] To achieve the above object, the embodiments of the utility model adopt the following technical solutions:

[0005] A door handle includes a handle base, and the handle base is arranged on the door body; a receiving cavity is arranged on the handle base; a handle member, at least part of the handle member is received in the receiving cavity, the handle member includes a first end and a second end, the first end is the hand-held end, and the second end is the driving end for driving the opening or closing of the door lock; it further includes an unlocking part, the unlocking part is arranged in the receiving cavity, the unlocking part is connected to the second end, the bottom end of the unlocking part is connected to a lock device connecting piece, the lock device connecting piece is arranged at the bottom end of the handle base, when rotating the second end of the handle member, the second end of the handle member drives the unlocking part and the lock device connecting piece to rotate, and the unlocking part is used for unlocking.

[0006] According to one aspect of the utility model, the unlocking part includes a sleeve connected to the second end, a guiding member is arranged inside the sleeve, and the bottom end of the guiding member is connected to the lock device connecting piece.

[0007] According to one aspect of the present utility model, a limiting post is provided on the guiding member, and the limiting post is used to limit the opening position of the handle member.

[0008] According to one aspect of the present utility model, a washer is provided at the connection between the sleeve and the guiding member, and a base bushing is provided at the connection between the guiding member and the handle base.

[0009] According to one aspect of the present utility model, a handle shaft is provided at the second end of the handle member, and an elastic member is sleeved on the handle shaft.

[0010] According to one aspect of the present utility model, the handle member includes an upper handle shell and a lower handle shell fixedly connected to the upper handle shell, and the handle shaft is provided at the second end of the upper handle shell.

[0011] According to one aspect of the present utility model, the handle base includes a handle box body and a handle shaft sleeve fixedly connected to the handle box body. An accommodation cavity is provided in the handle box body and the handle shaft sleeve, and the unlocking portion is provided inside the handle shaft sleeve.

[0012] According to one aspect of the present utility model, a handle stopper is provided at the end of the accommodation cavity at the second end of the handle member, and the handle stopper is used to limit the accommodation position of the handle member.

[0013] According to one aspect of the present utility model, the door handle further includes a light-emitting member, the light-emitting member is provided inside the first end, and a light-transmitting area is provided on the outer surface of the first end corresponding to the light-emitting member.

[0014] According to one aspect of the present utility model, the light-emitting member is provided with a wire, and the wire is electrically connected after passing through the unlocking portion.

[0015] Advantages of the implementation of the present utility model: By arranging the handle base on the main body of the door, the second end of the handle member is connected to the unlocking portion, and a lock device connecting piece is connected to the bottom end of the unlocking portion. The lock device connecting piece is used to connect the lock devices of a plurality of lock device linkage systems, so that the handle body can be opened and rotated relative to the handle base, thereby realizing the linkage opening and closing function of a plurality of lock devices. The unlocking portion includes a sleeve and a guiding member, with a simple structure and high durability. By providing a light-emitting member on the handle member, it provides convenience for users to find and open the door in dim or dark scenes, and at the same time adds an atmosphere and improves the aesthetic value of the handle member. By providing an accommodation cavity on the handle base, the handle member can be accommodated therein and flush with the outer surface of the handle base, realizing the design of a hidden handle and improving the overall beauty of the door. The door handle provided by the present utility model is convenient for connecting the door handle with a multi-lock linkage device, and the door handle has a simple structure and strong durability. Description of the Drawings

[0016] To more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0017] Figure 1 Schematic diagram of a door handle of the present invention installed on a door

[0018] Figure 2 Schematic diagram of the structure of a door handle of the present invention;

[0019] Figure 3 Cross-sectional view of a door handle of the present invention;

[0020] Figure 4 Explosion schematic diagram of a structure of the present invention;

[0021] Reference numerals in the figure:

[0022] 1. Handle member; 11. Upper shell of the handle member; 12. Bottom shell of the handle member; 13. Elastic member; 14. Handle shaft; 2. Handle base; 21. Accommodation cavity; 22. Handle box body; 23. Handle shaft sleeve; 24. Handle limiter; 3. Unlocking part; 31. Sleeve; 32. Guide member; 33. Base bushing; 34. Washer; 35. Limit post; 4. Lock device connecting piece; 5. Lighting member. Detailed implementation manners

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0024] In the description of the present invention, unless otherwise specified, the orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "top", "bottom", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention. 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 circumstances.

[0025] Such as Figure 1, Figure 2 , Figure 3 and Figure 4 As shown, a door handle is specially designed for an external door handle in a multi-lock linkage system. This door handle is mainly used for vehicle doors, cabin doors, etc., and includes a handle piece 1, a handle base 2, an unlocking portion 3 and a lock device connecting piece 4; the handle base 2 is arranged on the door body, and a receiving cavity 21 is arranged on the handle base 2. The handle piece 1 is at least partially received in the receiving cavity 21. For door handles with relatively high aesthetic requirements, the handle piece 1 can be completely received in the receiving cavity 21, and the outer surface of the handle piece 1 is flush with the outer surface of the handle base 2, making the door handle more beautiful. The handle base 2 includes a handle box body 22 and a handle sleeve 23 fixedly connected to the handle box body 22. The interior of the handle box body 22 and the interior of the handle sleeve 23 together form the accommodating chamber 21. The handle member 1 includes a first end and a second end. The first end is a hand-held end, and the second end is a driving end for driving the door lock to open or close. The upper end of the unlocking portion 3 is connected to the second end, and the unlocking portion 3 is arranged in the accommodating chamber 21. Specifically, the unlocking portion 3 is arranged inside the handle sleeve 23. The bottom end of the unlocking portion 3 is connected to a lock device connecting piece 4. The lock device connecting piece 4 is arranged at the bottom end of the handle base 2. The lock device connecting piece 4 is connected to the multiple lock device linkage system. When the second end of the handle member 1 is rotated, the second end of the handle member 1 drives the unlocking portion 3 and the lock device connecting piece 4 to rotate, thereby driving the multiple lock linkage system connected thereto to unlock multiple lock devices. The unlocking portion 3 is used for unlocking. The fixing method of the handle base 2 can be threaded connection, clamping, interference fit, etc.

[0026] In practical applications, the handle 1 includes a handle upper shell 11 and a handle bottom shell 12 fixedly connected to the handle upper shell 11. A handle shaft 14 is provided at the second end of the handle upper shell 11. An elastic member 13 is sleeved on the handle shaft 14. One end of the elastic member 13 is connected to the unlocking portion 3, and the other end of the elastic member 13 is connected to the second end of the handle upper shell 11. When the first end is pressed or pried open, the first end rotates around the rotating shaft, and the first end abuts against the elastic member 13 and deforms it. When the pressing or prying is released, the elastic member 13 recovers and drives the handle body back to its original position. In order to ensure that the outer edge of the handle 1 is parallel to the outer surface of the handle base 2, or to ensure that the outer surface of the handle 1 is flush with the outer surface of the handle base 2, the accommodating cavity 21 is provided with a handle limiter 24 at the second end of the handle 1. The handle limiter 24 is used to limit the accommodating position of the handle 1. The handle upper shell 11 and the handle bottom shell 12 may be connected by threaded connection, snap connection, interference fit, etc.

[0027] In practical applications, the unlocking part 3 includes a sleeve 31 connected to the second end of the handle part 1. The sleeve 31 is preferably set to be cylindrical. A guiding part 32 is arranged inside the sleeve 31. A lock device connecting piece 4 is connected to the bottom end of the guiding part 32. A washer 34 is arranged at the connection between the bottom end of the sleeve 31 and the guiding part 32. A base bushing 33 is arranged at the connection between the guiding part 32 and the handle base 2. Specifically, a base bushing 33 is arranged at the connection between the handle shaft sleeve 23 and the guiding part 32, reducing the wear between the guiding part 32 and the handle shaft sleeve 23, thereby prolonging the service life of the door handle. A limiting post 35 is arranged on the guiding part 32. The limiting post 35 is used to limit the opening position of the handle part 1, thereby preventing the elastic part 13 from being damaged due to too large a force when the handle part 1 is opened.

[0028] In practical applications, the door handle further includes a lighting part 5. The lighting part 5 is arranged inside the first end. A light-transmitting area is arranged on the outer surface of the first end corresponding to the lighting part 5. The lighting part 5 is provided with a wire. The wire is arranged inside the handle part and is electrically connected after passing through the unlocking part 3. In a dim or pitch-black scene, it can provide convenience for users to find and open the door, and can also set off an atmosphere and enhance the aesthetics of the handle part 1.

[0029] Advantages of the implementation of the present utility model: By arranging the handle base on the main body of the door, the second end of the handle part is connected to the unlocking part, and a lock device connecting piece is connected to the bottom end of the unlocking part. The lock device connecting piece is used to connect the lock devices of a multi-lock linkage system, enabling the handle body to be opened and rotated relative to the handle base, thereby realizing the linkage opening and closing function of multiple lock devices. The unlocking part includes a sleeve and a guiding part, with a simple structure and high durability. By arranging a lighting part on the handle part, it provides convenience for users to find and open the door in a dim or pitch-black scene, and at the same time adds an atmosphere and enhances the aesthetic value of the handle part. By arranging a receiving cavity on the handle base, the handle part can be accommodated therein and be flush with the outer surface of the handle base, realizing the design of a hidden handle and enhancing the overall aesthetics of the door. The door handle provided by the present utility model is convenient for connecting with a multi-lock linkage device, and the door handle has a simple structure and strong durability.

[0030] The above is only the specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any changes or substitutions that can be easily thought of by those skilled in the art within the technical scope disclosed by the present utility model should be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims

1. A door handle, comprising a handle base (2), the handle base (2) being provided on a door body; a receiving cavity (21) is provided on the handle base (2); a handle member (1), at least part of the handle member (1) being received in the receiving cavity (21), characterized in that, The handle member (1) includes a first end and a second end. The first end is the hand-held end, and the second end is the driving end for driving the opening or closing of the door lock. It further includes an unlocking portion (3). The unlocking portion (3) is arranged in the accommodation cavity (21). The unlocking portion (3) is connected to the second end. The bottom end of the unlocking portion (3) is connected to the lock device connecting piece (4). The lock device connecting piece (4) is arranged at the bottom end of the handle base (2). When the second end of the handle member (1) is rotated, the second end of the handle member (1) drives the unlocking portion (3) and the lock device connecting piece (4) to rotate, and the unlocking portion (3) is used for unlocking.

2. The door handle according to claim 1, characterized in that, The unlocking portion (3) includes a sleeve (31) connected to the second end. A guiding member (32) is arranged inside the sleeve (31). The bottom end of the guiding member (32) is connected to the lock device connecting piece (4).

3. The door handle according to claim 2, characterized in that, A limiting post (35) is arranged on the guiding member (32). The limiting post (35) is used for limiting the opening position of the handle member (1).

4. The door handle according to claim 2, characterized in that, A washer (34) is arranged at the connection between the sleeve (31) and the guiding member (32). A base bushing (33) is arranged at the connection between the guiding member (32) and the handle base (2).

5. The door handle according to claim 1, characterized in that, A handle shaft (14) is arranged at the second end of the handle member (1). An elastic member (13) is sleeved on the handle shaft (14).

6. The door handle according to claim 5, characterized in that The handle member (1) includes a handle member upper shell (11) and a handle member bottom shell (12) fixedly connected to the handle member upper shell (11). The handle shaft (14) is arranged at the second end of the handle member upper shell (11).

7. The door handle according to claim 1, characterized in that, The handle base (2) includes a handle box body (22) and a handle shaft sleeve (23) fixedly connected to the handle box body (22). The accommodation cavity (21) is arranged inside the handle box body (22) and the handle shaft sleeve (23). The unlocking portion (3) is arranged inside the handle shaft sleeve (23).

8. The door handle according to claim 7, characterized in that, A handle limiter (24) is arranged at the end of the accommodation cavity (21) at the second end of the handle member (1). The handle limiter (24) is used for limiting the accommodation position of the handle member (1).

9. The door handle according to claim 1, characterized in that, The door handle further includes a lighting member (5). The lighting member (5) is arranged inside the first end. A light-transmitting area is arranged on the outer surface of the first end corresponding to the lighting member.

10. The door handle according to claim 9, characterized in that, The lighting member (5) is provided with a wire. The wire is electrically connected after passing through the unlocking portion (3).

Images