TWI407890B - Hinge device and the electronic device for using the same - Google Patents

Abstract

A hinge device and an electronic device for using the same are provided. The hinge device include a sleeve, an elasticity unit, and a connecting shaft, the elasticity unit include a first locking end and at least a second locking end. the elasticity unit mount in the sleeve and the second locking end of the elasticity unit lock with the inner wall of the sleeve, the connecting shaft mount in the sleeve and an end of the connecting shaft lock with the first locking end of the elasticity unit. rotating the connecting shaft relative to the sleeve, the elasticity unit provides elastic force to make the connecting shaft return primary position.

Description

Hinge device and electronic device using the same

The present invention relates to a hinge device and an electronic device using the hinge device.

In electronic devices, clamshell electronic devices are widely welcomed by consumers because of their novel structure. Clamshell electronic devices are typically connected to the body and the cover by a hinge device.

The hinge device is more commonly a cam-cam follower structure, and generally includes a main shaft, a cam, a cam follower and a spring, the spring is sleeved on the main shaft and resists one of the cam or the cam follower, and the cam passes through the cam The upper stop portion is coupled to the cover or body of the mobile phone, and correspondingly, the cam follower is coupled to the body or cover of the mobile phone via the stop portion thereon. When the cover body is closed relative to the body, the cam and the cam follower cooperate under the elastic force of the spring, and the spring has a certain pre-pressure. Under the action of external force, when the cover body is turned to a certain angle with respect to the body, the cam and the cam follower move relative to each other under the elastic force of the spring, thereby realizing the semi-automatic opening and closing of the cover body with respect to the body.

The hinge device can achieve semi-automatic opening of the cover body relative to the body. However, the hinge device still has the problems of complicated structure, inconvenient assembly, and high manufacturing cost.

In view of the above, it is necessary to provide a hinge device that is simple in structure and easy to manufacture. .

In addition, it is also necessary to provide an electronic device to which the hinge device is applied.

A hinge device includes a sleeve, an elastic member and a connecting shaft, the elastic member includes a first fastening end and at least a second fastening end, and the elastic member is installed in the sleeve and elastic The second fastening end of the member is engaged with the inner wall of the sleeve, and the connecting shaft is disposed in the sleeve to be engaged with the first fastening end of the elastic member, and the external force acts to rotate the connecting shaft relative to the sleeve The elastic member provides an elastic force for the connecting shaft to return to the initial position.

An electronic device includes a body, a cover body and a hinge device connecting the body and the cover body, the body and the other side of the cover body form a latch structure, and the cover body is used to realize the cover body The hinge device includes a sleeve, an elastic member and a connecting shaft, and the sleeve is fixed to the body, the elastic is fixed by the hinge structure to open the cover body relative to the body The device includes a first fastening end and at least one second fastening end, the connecting shaft is fixed to the cover body, the elastic member is installed in the sleeve, and the second fastening end of the elastic member is respectively sleeved The tube is fastened, and the connecting shaft is disposed in the sleeve and is engaged with the first fastening end of the elastic member.

Compared with the prior art, on one side of the electronic device of the present invention, the body and the cover are hinged by a hinge device, and the electronic device is locked with respect to one side of the hinge side, and the body and the cover are locked by a latch structure when needed to be opened. In the case of the electronic device, only the latch structure is opened, and the cover body can be opened under the action of the hinge structure. When the electronic device needs to be closed, the closed cover body is locked by the latch structure. The hinge device is provided with an elastic member in the sleeve, the first fastening end of the elastic member is fixed with the connecting shaft, and the second fastening end of the elastic member is fixed with the sleeve, so that the elastic force through the elastic member can be achieved. To open the electronic device. The hinge device The structure is simple and easy to manufacture.

100‧‧‧Hinge device

10‧‧‧ sleeve

12‧‧‧through hole

14‧‧‧ slot

20‧‧‧Flexible parts

22‧‧‧First curling section

222‧‧‧ side extension

24‧‧‧Second curl

26‧‧‧Connecting Department

30‧‧‧First end cap

32‧‧‧First Ontology

322‧‧‧Connected shaft

3222‧‧‧Clamp slot

324‧‧‧First bump

40‧‧‧Second end cap

42‧‧‧Second ontology

422‧‧‧round slot

424‧‧‧ partition wall

426‧‧‧second bump

1 is a schematic exploded view of a hinge device according to a preferred embodiment of the present invention; FIG. 2 is a cross-sectional view of a connecting shaft of a hinge device according to a preferred embodiment of the present invention; FIG. 3 is a schematic view showing the assembly of a hinge device according to a preferred embodiment of the present invention; The preferred embodiment of the present invention is an exploded view of an electronic device using the hinge device. FIG. 5 is a schematic view showing the overall assembly of the key structure of the preferred embodiment of the present invention.

Referring to FIG. 1 , a hinge device 100 according to a preferred embodiment of the present invention includes a sleeve 10 , an elastic member 20 , a first end cover 30 , and a second end cover 40 .

The sleeve 10 has a hollow circular tube structure and includes a through hole 12, and the inner wall of the through hole 12 is formed with two opposite slots 14.

The elastic member 20 is formed by folding a rectangular elastic piece into a double spiral shape, and includes a first curling portion 22 and a second curling portion 24. The first crimping portion 22 and the inner end of the second curling portion 24 are connected by a connecting portion 26, and the first curling portion 22 and the outer curling end of the second crimping portion 24 are respectively bent to form a side extending end 222. The connecting portion 26 is located at the center of the curl of the first curling portion 22 and the second curling portion 24, and may serve as a first fastening end of the first curling portion 22 and the second curling portion 24, and the two side extending ends 222 The ends of the first curling portion 22 and the second curling portion 24 are symmetric with each other, and can serve as a second fastening end of the first curling portion 22 and the second curling portion 24.

The first end cover 30 includes a first body 32. The first body 32 is a cylindrical body having a diameter corresponding to the diameter of the through hole 12 of the sleeve 10, and can be fitted into the sleeve 10 to close the sleeve. Cartridge 10. The first body 32 is formed with a connecting shaft 322 and a first protruding block 324. The connecting shaft 322 is formed at the center of one end surface of the first body 32 and perpendicular to the end surface thereof. The length of the connecting shaft 322 is slightly longer than that of the elastic member 20. Referring to FIG. 2 , a clamping slot 3222 is defined in the connecting shaft 322 . The clamping groove 3222 is a rectangular groove that cuts the connecting shaft 322 into two halves (not labeled) in the radial direction. The first bump 324 is formed on the other end surface of the first body 32. The first bump 324 has a rectangular body structure.

The second end cover 40 includes a second body 42 that is shaped like the first body 32 and can be fitted into the sleeve 10 . A circular groove 422 and a second protrusion 426 are formed on the second body 42. The circular groove 422 is defined on one end surface of the second body 42 , and the circular groove 422 is configured to sleeve the connecting shaft 322 . A partition wall 424 is formed in the center of the circular groove 422 to engage the clamping groove 3222 of the connecting shaft 322. The second protrusion 426 is formed on the other end surface of the second body 42 . The second protrusion 426 is equivalent to the shape of the first protrusion 324 .

Referring to FIG. 3 , when the hinge device 100 is assembled, the elastic member 20 is first assembled into the sleeve 10 , and the two lateral ends 222 of the elastic member 20 are respectively engaged in the two slots 14 in the sleeve 10 . Then, the first end cover 30 is loaded from one end of the sleeve 10, so that the first protrusion 324 is exposed at one end of the sleeve 10. The clamping groove 3222 on the connecting shaft 322 of the first end cover 30 clamps the elasticity. The connecting portion 26 of the member 20; the second end cap 40 is then inserted from the other end of the sleeve 10, and the end of the connecting shaft 322 is sleeved into the circular groove 422 of the second end cover 40, and the connecting shaft 322 is clamped. The groove 3222 is fitted to the partition wall 424 in the circular groove 422, and the second protrusion 426 is exposed at the other end of the sleeve 10. Then the hinge device 100 is assembled.

Referring to FIG. 4 , the hinge device 100 is applied to an electronic device 200 . The electronic device 200 includes a body 50 and a cover 60 . The body 50 includes a fastening side 52 and a locking side 54 opposite to the fastening side 52. The fastening side 52 has a curved surface structure to secure the sleeve 10 of the hinge device 100. A recess 542 is defined in the locking side 54. The recess 542 is formed on the upper surface and the side surface of the body 50 and is an "L" shaped slot. A card plate 56 is formed in the recess 542. The card plate 56 is parallel to the upper surface of the body 50. The card plate 56 defines a clamping groove 562 between the side wall of the groove 542 for engaging the cover body 60. A latching hole 564 is defined in the card board 56 for holding the cover body 60.

The cover body 60 is formed with two fixing bodies 62 and a hook 64. The two fixing bodies 62 are formed on one side of the cover body 60 and are located at two ends of the side. The two fastening bodies 62 are cylindrical bodies having a diameter comparable to the diameter of the sleeve 10. A plurality of holes 622 are defined in each of the fixing bodies 62. The sleeve holes 622 are rectangular holes for engaging with the first protrusions 324 and the second protrusions 426. The hook 64 is formed on the bottom surface of the cover body 60 and has a certain elasticity with respect to one side of the fixing body 62. The hook 64 includes a plate portion 642 and a hook portion 644 formed at one end of the plate portion 642. The plate portion 642 is perpendicular to the bottom surface of the cover body 60 and can be received in the clamping groove 544. The hook portion 644 has a wedge-shaped structure for engaging with the latching hole 542.

Referring to FIG. 5, the electronic device 200 is assembled, and the body 50 is first fixed to the hinge device 100, and the fixed side 52 of the body 50 is fixed to the sleeve 10 of the hinge device 100 (eg, hot melt); The cover body 60 and the two ends of the hinge device 100 are sleeved, that is, the two sleeve holes 622 of the two fixing bodies 62 of the cover body 60 and the first protrusions 324 and the first end cover 30, respectively. The second protrusion 426 on the two end cover 40 is nested. In the process, due to The first bumps 324 and the second end cover 40 have a small thickness, and the two fastening bodies 62 have a certain bending elasticity, and the sleeve holes 622 of the two fastening bodies 62 can be made by the external force. The first bump 324 and the second bump 426 are respectively sleeved, and the assembly of the electronic device 200 is completed. Since the two side extension ends 222 of the elastic member 20 and the connecting portion 26 are at a predetermined angle, after the electronic device 200 is assembled, the cover body 60 is opened relative to the body 50.

When the electronic device 200 is closed, the external force acts on the cover 60 to insert the hook 64 of the cover 60 into the clamping slot 562 of the body 50. When the cover 60 is completely closed, the hook 644 of the hook 64 and the latch The hole 542 is locked. At this time, the elastic member 20 is in an elastic twisted state and has elastic potential energy. When the electronic device 200 is opened, the foreign object passes through the latching hole 542 to press the hook portion 644, and the hook portion 644 is disengaged from the latching hole 542, so that the hook portion 644 and the latching hole 542 are unlocked. The elastic member 20 releases the elastic potential energy to provide the elastic force of the first end cap 32 to restore the original position, and the cover 60 can be opened by the hinge device 100.

The hinge device 100 of the present invention has a simple structure and is convenient to manufacture. The body 50 is locked relative to the cover 60 by a latching structure. In this embodiment, the hook 64 is engaged with the latching hole 564. When the electronic device 200 needs to be opened, the hook portion 644 can be pressed, and the cover 60 can be opened by the hinge device 100.

It can be understood that the elastic member 20 can be a single piece spiral structure, that is, the elastic member has only one of the first fastening ends located at the center and one of the second fastening ends located at the outer side.

It can be understood that the first body 32 of the first end cover 30 can be omitted. The hinge device 100 only needs to have a connecting shaft 322. One end of the connecting shaft 322 is formed with a first protrusion 324 through which the first protrusion is formed. 324 is locked with the cover 60 of the electronic device 200.

It can be understood that the design of the latching structure of the cover body 60 provided in the embodiment of the present invention is as follows. The design of the latching structure for opening the latching hole 542 in the body 50 can be easily considered as an alternative, that is, the hook 64 is disposed on the body 50, and the card is The holding hole 542 is opened on the lid 60.

100‧‧‧Hinge device

10‧‧‧ sleeve

12‧‧‧through hole

14‧‧‧ slot

20‧‧‧Flexible parts

22‧‧‧First curling section

222‧‧‧ side extension

24‧‧‧Second curl

26‧‧‧Connecting Department

30‧‧‧First end cap

32‧‧‧First Ontology

322‧‧‧Connected shaft

324‧‧‧First bump

40‧‧‧Second end cap

42‧‧‧Second ontology

422‧‧‧round slot

424‧‧‧ partition wall

426‧‧‧second bump

Claims (7)

A hinge device is improved in that the hinge device comprises a sleeve, an elastic member and a connecting shaft. The elastic member is formed by folding and folding a rectangular elastic piece, and the end surface thereof has a double spiral shape, which comprises a first a curling portion and a second curling portion, wherein the first curling portion and the inner end of the second curling portion are connected by a connecting portion, and the outer ends of the first curling portion and the second curling portion are respectively bent to form a side extending end The side extension ends are parallel to each other, the first curling portion and the second curling portion are partially surrounded by each other, the inner wall of the sleeve is provided with two opposite slots, and the elastic member is installed in the sleeve and elastic The side end of the piece is fastened in the two slots in the sleeve, the connecting shaft is disposed in the sleeve, and the connecting shaft is axially opened with a clamping groove, and the connecting groove is connected with the connecting portion of the elastic member The external force acts to rotate the connecting shaft relative to the sleeve, and the elastic member provides an elastic force for the connecting shaft to return to the initial position. The hinge device of claim 1, wherein the hinge device comprises a first end cap, the connecting shaft is formed on the first end cap, and the first end cap and one end of the sleeve Set up. The hinge device of claim 1, wherein the hinge device further comprises a second end cover, the second end cover is provided with a circular groove, and the circular groove is formed with a partition wall, the second The end cover and the other end of the sleeve are sleeved, and the circular groove receives an end of the connecting shaft, and the clamping groove receives the partition wall. An electronic device includes a body, a cover body and a hinge device connecting the body and the cover body, the body and the other side of the cover body form a latch structure, and the cover body is used to realize the cover body Relative to the body latch, through the hinge structure to achieve the cover The opening of the body relative to the body is characterized in that: the hinge device comprises a sleeve, an elastic member and a connecting shaft, the sleeve is fixedly connected to the body, and the elastic member is formed by folding a rectangular elastic piece and forming a curl. The end surface has a double spiral spiral shape, and includes a first curling portion and a second curling portion, wherein the first curling portion and the inner end of the second curling portion are connected by a connecting portion, the first curling portion and the first curling portion The outer ends of the two curling portions are respectively bent and formed with one side extending ends, the side extending ends are parallel to each other, the first curling portion and the second curling portion are partially surrounded by each other, and the inner wall of the sleeve is opened with two opposite slots. The connecting shaft is fixed to the cover body, the elastic member is installed in the sleeve, and the lateral extension end of the elastic member is fixed in the two slots of the sleeve, and the connecting shaft is disposed in the sleeve. The connecting shaft is axially opened with a clamping groove, and the clamping groove is engaged with the connecting portion of the elastic member. The electronic device of claim 4, wherein the latching structure comprises a hook and a latching hole, the hook is formed on one side of the cover, and the latching hole is opened in One side of the body, the hook is engaged with the holding hole. The electronic device of claim 4, wherein the hinge device comprises a first end cap and a second end cap, the one end of the first end cap forming the connecting shaft, the second end cap One end is formed with a circular groove, and the first end cover and the second end cover are respectively sleeved at two ends of the sleeve, and one end of the connecting shaft is sleeved in the circular groove. The electronic device of claim 6, wherein the other end of the first end cap is formed with a first bump, and the other end of the second end cap is formed with a second bump, the cover comprises The second fixing body has a set of holes formed in each of the fixing bodies, and the first protrusions and the second protrusions are respectively exposed from the two ends of the sleeve, and are respectively engaged with the two sets of holes.