CN205244114U - New -type two -axis hinge and mobile electron terminal at mobile electron terminal - Google Patents

Abstract

The utility model provides a novel dual-axis hinge for a mobile electronic terminal, which includes a first axis, a second axis, and a linkage mechanism between the first axis and the second axis. The first cam group and the second cam group responsible for the linkage of the closing stroke of the biaxial hinge; the utility model also provides a mobile electronic terminal using the biaxial hinge. In the utility model, the first cam group and the second cam group are respectively responsible for the reverse linkage of opening and closing strokes, and through the control and controlled of the two cams, the reverse rotation linkage of the first shaft and the second shaft is realized. It is simple, feels good, saves space compared with gear transmission, and can adjust the linkage relationship between the first axis and the second axis according to needs, providing a very broad design space for the product and function design of mobile electronic terminals.

Description

Novel biaxial hinge for mobile electronic terminal and mobile electronic terminal

technical field

The utility model relates to a mobile electronic terminal and a biaxial hinge on the mobile electronic terminal.

Background technique

At present, for mobile electronic terminals such as notebook computers, many hinges with friction structure are used to realize the function of stopping at any time and positioning at any time, and this kind of hinge also has a structure that can be flipped and opened at 360°. This structure often requires gear transmission to realize two-way Open and close, but its linkage structure mostly uses gears, which is often more complicated.

Contents of the invention

The first technical problem to be solved by the utility model is to provide a new double-axis hinge applied to mobile electronic terminals, which can realize the linkage of two axes in the double-axis hinge, and has a simple structure and good hand feeling. For this reason, the utility model adopts the following technical solutions:

A novel dual-axis hinge for a mobile electronic terminal, comprising a first axis, a second axis, and a linkage mechanism between the first axis and the second axis, characterized in that the linkage mechanism includes a second axis responsible for the linkage of the opening stroke of the dual-axis hinge. A cam group and a second cam group responsible for the linkage of the closing stroke of the biaxial hinge;

The two cams of the first cam group are respectively located on the first shaft and the second shaft and rotate together with the first shaft and the second shaft respectively, and the two cams of the second cam group are respectively located on the first shaft and the second shaft and rotate together with the first axis and the second axis respectively;

The linkage mechanism also includes a first movable connection arranged between the two cams of the first cam group and a second movable connection arranged between the two cams of the second cam group, so that the biaxial During the opening stroke of the hinge, one of the two cams of the first cam group can be driven by the first movable link to be linked due to the rotation of the other cam, and the rotation of the two cams is opposite; during the closing stroke of the biaxial hinge Among them, one of the two cams of the second cam group can be driven by the second movable link due to the rotation of the other cam to be linked, and the rotation of the two cams is opposite; the second cam group and the second movable link The cooperation between the two cams of the first cam group and the first movable link does not interfere with each other.

On the basis of adopting the above-mentioned technical solutions, the utility model can also adopt the following further technical solutions respectively, or use the following further technical solutions in combination:

The linkage relation of the two cams of the first cam group is synchronous reverse rotation, and the linkage relation of the two cams of the second cam group is synchronous reverse rotation.

The first shaft and the second shaft are provided with a fixed part, the fixed part is provided with a guide, and the guide is provided with a guide hole for the movement of the first movable link and the second movable link.

The first movable link and the second movable link are cylindrical parts, which respectively pass through the guide hole of the first movable link and the guide hole for the movement of the second movable link, or the first movable link and the second movable link The movable link is a roller; the first movable link is squeezed between the two cams of the first cam group, and the second movable link is squeezed between the two cams of the second cam group.

The first shaft and the second shaft are provided with a first fixed part and a second fixed part, and the first cam group and the second cam group, the first movable link and the second movable link are all located on the first fixed part Between the first fixed part and the second fixed part, both the first movable link and the second movable link are rollers, and the first movable link and the second movable link are respectively rotatably and slidably arranged on the first fixed part and the second fixed part. On the two fixed parts, the first fixed part and the second fixed part are respectively provided with sliding guide holes of the first movable connector and the second movable connector; the first movable connector is squeezed between the two cams of the first cam group Between, the second movable link is squeezed between the two cams of the second cam group.

Both the first shaft and the second shaft are equipped with friction structures for providing the function of stopping at any time and positioning at any time.

Another technical problem to be solved by the utility model is to provide a mobile electronic terminal using the above-mentioned biaxial hinge. For this reason, the utility model adopts the following technical solutions:

A mobile electronic terminal is characterized in that it is provided with any one of the above-mentioned biaxial hinges as a connecting structure between its body and cover.

Due to the adoption of the technical solution of the utility model, the dual-axis hinge of the utility model and the mobile terminal applying the dual-axis hinge of the utility model are respectively responsible for the reverse linkage of the opening and closing strokes through the first cam group and the second cam group. The control and controlled of the two cams realize the reverse rotation linkage of the first axis and the second axis. The structure is simple, the hand feeling is good, and it saves space compared with the gear transmission, and the first axis and the second axis can be adjusted according to needs The linkage relationship of the two axes provides a very wide design space for the product and function design of the mobile electronic terminal.

Description of drawings

Fig. 1 is an exploded view of Embodiment 1 of the biaxial hinge provided by the present invention.

Fig. 2 is a schematic diagram of Embodiment 1 of the biaxial hinge provided by the present invention.

Fig. 3 is a front view of Embodiment 1 of the biaxial hinge provided by the present invention.

Fig. 4 is a schematic diagram of Embodiment 1 of the biaxial hinge of the present invention from closing to 360° opening. From left to right, the hinges are closed, the first axis and the second axis rotate 90° in reverse (the hinge opens 180°), the first axis and the second axis rotate 180° in reverse (the hinge opens 360°) ) when the schematic diagram.

Fig. 5 is an exploded view of Embodiment 2 of the biaxial hinge provided by the present invention.

Fig. 6 is a schematic diagram of Embodiment 2 of the biaxial hinge provided by the present invention.

Fig. 7 is a schematic diagram of a notebook computer applying the biaxial hinge of the present invention from closing to 360° opening.

detailed description

With reference to accompanying drawing 1-4,7. Example 1

The novel dual-axis hinge of the mobile electronic terminal provided by the utility model includes a first axis 1, a second axis 2 and a linkage mechanism between the first axis 1 and the second axis 2, and the linkage mechanism includes a The first cam group that is linked to the opening stroke and the second cam group that is responsible for the linkage to the closing stroke of the biaxial hinge.

Two cams 31,32 of the first cam group are located on the first shaft 1 and the second shaft 2 respectively and rotate together with the first shaft 1 and the second shaft 2 respectively, and the two cams 41,42 of the second cam group They are respectively located on the first shaft 1 and the second shaft 2 and rotate together with the first shaft 1 and the second shaft 2 respectively.

The linkage mechanism also includes a first movable link 51 arranged between the two cams 31, 32 of the first cam group and a second movable link arranged between the two cams 41, 42 of the second cam group 52, so that during the opening stroke of the biaxial hinge, one of the two cams 31, 32 of the first cam group can be driven by the first movable link 51 to be linked due to the rotation of the other cam, and the two cams 31, 32 turn in the opposite direction; during the closing stroke of the biaxial hinge, one of the two cams 41, 42 of the second cam group can be driven by the second movable link 52 to be linked due to the rotation of the other cam, And the rotation of the two cams 41, 42 is opposite; the cooperation between the second cam set and the second movable link 52 and the cooperation between the two cams of the first cam set and the first movable link 51 do not interfere with each other.

In this embodiment, taking a biaxial hinge capable of opening 360° as an example, the linkage relationship between the two cams 31 and 32 of the first cam group is synchronous reverse rotation, and the linkage relationship between the two cams 41 and 42 of the second cam group For synchronous reverse rotation. The design of the two cams 31, 32 of the first cam group and the two cams 41, 42 of the second cam group makes the rotation speeds of the first shaft 1 and the second shaft 2 vary from fast to slow, and a certain angle range is the first The axis turns fast, and the second axis turns fast for another angular range.

The first shaft 1 and the second shaft 2 are provided with a fixed part 6, and the fixed part 6 can be sleeved on the outside of the first shaft 1 and the second shaft 2 to realize non-rotation, and the fixed part 6 is provided with a guide 60, guide holes 61 and 62 for the movement of the first movable connecting member 51 and the second movable connecting member 52 are provided on the guide member. The first movable connecting part 51 and the second movable connecting part 52 are cylindrical parts, respectively pass through the guide holes 61, 62, the first movable connecting part 51 is squeezed between the two cams 31, 32 of the first cam group, The second articulating link 51 is squeezed between the two cams 41 , 42 of the second cam group.

Both the first shaft 1 and the second shaft 2 are equipped with a friction structure for providing the function of stopping at any time and positioning at any time. As shown in the figure, the friction structure includes a friction ring 11 sleeved outside the first shaft 1 and rotating together with the first shaft 1 and a friction ring 21 sleeved outside the second shaft 2 and rotating together with the second shaft 2, The friction ring 11 and the friction ring 21 are respectively pressed on the non-rotatable fixed parts 6 and 70 by the elastic part 7. The friction ring and the fixed part can be rotated relative to the fixed part when the friction force is overcome. , and can keep the stable positioning between them when the frictional force is not overcome, so that the hinge is in a static state, and plays the function of positioning at any time.

Taking a notebook computer that can be opened 360° as an example, the body 101 and the cover 102 are connected by the above-mentioned biaxial hinge, and the first shaft (or the first cam) is provided with the first connecting member 12, and the second shaft (or On the second cam), the second connecting part 22 , the first connecting part 12 and the second connecting part 22 are provided on the body 101 and the cover 102 .

With reference to Fig. 5, 6, embodiment 2,

In this embodiment, another structure is adopted for the movable joint, and the others are the same as in Embodiment 1. In Figs. 5 and 6, the reference numerals are the same as those in Figs. 1-4, and represent the same meanings.

The first and second shafts are provided with a first fixed part 81 and a second fixed part 82, the cams 31, 32 of the first cam group and the cams 41, 42 of the second cam group, and the first movable link 51 and the second movable link 52 are all between the first fixed part 81 and the second fixed part 82, the first movable link 51 and the second movable link 52 are rollers, the first movable link 51 and the second The two movable connectors 52 are respectively rotatably and slidably arranged on the first fixed part 81 and the second fixed part 82, and the first movable connector and the second movable part are arranged on the first fixed part 81 and the second fixed part 82 respectively. Sliding guide holes 810, 820 of the connector. The first movable link 51 is squeezed between the two cams 31 , 32 of the first cam set, and the second movable link 51 is squeezed between the two cams 41 , 42 of the second cam set.

The above is only a specific embodiment of the utility model, but the structural features of the utility model are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the utility model are covered by the utility model. In the new protection scope.

Claims (7)

1. A novel dual-axis hinge for a mobile electronic terminal, comprising a first axis, a second axis, and a linkage mechanism between the first axis and the second axis, characterized in that the linkage mechanism includes a link responsible for the opening stroke of the dual-axis hinge The first cam group and the second cam group responsible for the linkage of the closing stroke of the biaxial hinge; The two cams of the first cam group are respectively located on the first shaft and the second shaft and rotate together with the first shaft and the second shaft respectively, and the two cams of the second cam group are respectively located on the first shaft and the second shaft and rotate together with the first axis and the second axis respectively; The linkage mechanism also includes a first movable connection arranged between the two cams of the first cam group and a second movable connection arranged between the two cams of the second cam group, so that the biaxial During the opening stroke of the hinge, one of the two cams of the first cam group can be driven by the first movable link to be linked due to the rotation of the other cam, and the rotation of the two cams is opposite; during the closing stroke of the biaxial hinge Among them, one of the two cams of the second cam group can be driven by the second movable link due to the rotation of the other cam to be linked, and the rotation of the two cams is opposite; the second cam group and the second movable link The cooperation between the two cams of the first cam group and the first movable link does not interfere with each other. 2. A novel double-axis hinge for a mobile electronic terminal as claimed in claim 1, characterized in that the linkage relationship of the two cams of the first cam group is synchronous reverse rotation, and the linkage of the two cams of the second cam group The relation is synchronous reverse rotation. 3. A novel biaxial hinge for a mobile electronic terminal according to claim 1 or 2, characterized in that a fixed part is provided on the first shaft and the second shaft, and a guide is provided on the fixed part, so that A guide hole for the movement of the first movable link and the second movable link is provided on the guide member. 4. A novel biaxial hinge for a mobile electronic terminal according to claim 3, characterized in that the first movable link and the second movable link are cylindrical parts, which pass through the first movable link respectively. The guide hole and the guide hole for the movement of the second movable link, or the first movable link and the second movable link are rollers; the first movable link is squeezed between the two cams of the first cam group, and the second movable link Two movable links are squeezed between the two cams of the second cam group. 5. A novel biaxial hinge for a mobile electronic terminal according to claim 1 or 2, characterized in that a first fixed part and a second fixed part are arranged on the first shaft and the second shaft, and the first cam Cam group and the second cam group, the first movable link and the second movable link are all between the first fixed part and the second fixed part, the first movable link and the second movable link are both rollers, the first movable link A movable link and a second movable link are respectively rotatably and slidably arranged on the first fixed part and the second fixed part, and the first fixed part and the second fixed part are respectively provided with the first movable link and the second fixed part. The sliding guide hole of the movable link; the first movable link is squeezed between the two cams of the first cam group, and the second movable link is squeezed between the two cams of the second cam group. 6. A novel dual-axis hinge for a mobile electronic terminal according to claim 1 or 2, characterized in that both the first axis and the second axis are equipped with friction structures for providing the function of stopping and positioning at any time. 7. A mobile electronic terminal, characterized in that it is provided with the biaxial hinge according to claim 1 or 2 as the connecting structure between its body and cover.