TWM500916U - Support assembly for portable electronic device - Google Patents

Description

Supporting assembly for portable electronic device

The present invention relates to a support frame, and more particularly to a support assembly for a portable electronic device for supporting a portable electronic device and being semi-automatically opened or received.

Due to the rapid advancement of computer data transmission and storage capabilities, tablet PCs, such as personal digital assistants (PDAs) and e-books, have become popular in the market. However, these tablets are small in size. When browsing the information on the display screen, it is better to set it on a support frame so that the tablet is tilted up for easy reading. The conventional support frame has a plate body for carrying the tablet computer, and then pivotally connected to the rear side of the plate body to open or retract the parallel stand, so as to be convenient for the user to use and store.

A tablet cover having a retractable input device, such as the Republic of China Patent Patent No. 201137579, includes a tablet cover having a support member disposed on a rear side surface thereof. The support member includes a hinge and pivot assembly at one end thereof, the hinge is fixed to a hinge of the pivot assembly and hinged to a rear side surface of the tablet cover, and a pivot of the hinge and pivot assembly The length of the support element pivots along a plane perpendicular to the hinge. Wherein the mechanism of the hinge and the pivot can provide a predetermined gradient of individual articulation and pivoting actions by friction, mesh gear or other means to maintain a fixed position by the support element during deployment. However, the user must open or house the support member by himself. Therefore, how to design a support member for conveniently opening or accommodating the user has become a problem to be solved.

The main purpose of this creation is to solve the problem that the conventional support member cannot be easily opened or stored by the user.

In order to achieve the above objective, the present invention provides a support assembly for a portable electronic device, which is mounted on the portable electronic device to support the portable electronic device at a supporting angle, and the support assembly includes a base. a first cam, a second cam and a support member. The base includes a mounting portion mounted on the portable electronic device, a reduction gear disposed on the mounting portion, and a fixed shaft portion extending from the mounting portion. The first cam is disposed on the base, and includes a first sleeve disposed on the fixed shaft portion, at least one sliding portion disposed on the first sleeve, and a radial sleeve disposed on the first sleeve a gear portion that meshes with the reduction gear, the sliding portion is sequentially provided with a first sliding segment, and a second sliding segment is disposed between the first sliding segment and the second sliding segment and is separated by the first sliding segment a turning section forming a peak top with the second sliding section, and an engaging groove disposed at the other end of the second sliding section away from the turning section. The second cam is disposed on the base and is in contact with the first cam, and includes a second sleeve disposed on the fixed shaft portion, at least one pushing block protruding from the second sleeve, and a set Provided on the fixed shaft portion and providing an elastic pressing force to the second sleeve so that each of the pushing blocks abuts the elastic member of each of the sliding portions. The support member is disposed on the first cam, and includes a mounting portion assembled on the first sleeve, and a support portion extending from the mounting portion and supporting the portable electronic device, the support member having When driven by an external force, each of the pushing blocks slides in the direction of the turning section to the first sliding section and automatically passes through the second sliding by the elastic pressing force when the pushing block passes through the turning section The segment slides to the engaging groove to make the supporting portion have a use state of the supporting angle with respect to the portable electronic device.

In an embodiment of the present invention, the first sliding segment and the second sliding segment respectively have a slope.

In an embodiment of the present invention, the base includes an assembly portion disposed on the fixed shaft portion away from the other end of the mounting portion to be assembled with the portable electronic device.

In an embodiment of the present invention, the mounting portion includes a limiting block, and the first cam includes a pair of limiting blocks that should be disposed by the limiting block and blocked by the limiting block during rotation to limit the amplitude of the first cam rotation. .

In an embodiment of the present invention, the first cam has at least one limiting rib extending from the first cam edge to limit the support member.

In an embodiment of the present invention, the distance of the first sliding segment is smaller than the second sliding segment.

In an embodiment of the present invention, the length of the gear portion disposed on the first sleeve is less than the circumference of the first sleeve.

The support assembly of the portable electronic device has the following advantages over the conventional structure: 1. The first sleeve is semi-automatically opposed to the second sleeve through the sliding portion, the pushing block and the elastic member. The sleeve rotates with the base so that the user can conveniently pry open or receive the support assembly. 2. The reduction gear of the present invention reduces the rotation speed of the first cam through the gear portion, so that the first cam does not open quickly during the automatic opening and closing period.

The detailed description and technical content of this creation are as follows:

Please refer to FIG. 1 to FIG. 5 , which are schematic diagrams of the support assembly of the portable electronic device of the present invention. As shown in the figure, the present invention is a support assembly including a base 1 , a first cam 2 , and a first Two cams 3 and a support member 4. Specifically, the base 1 includes a mounting portion 11 , a reduction gear 12 disposed on the mounting portion 11 , a fixed shaft portion 13 extending from the mounting portion 11 , and a fixed shaft portion 13 disposed away from the mounting portion 11 . The assembly portion 14 at the other end of the mounting portion 11 includes a limiting block 111. In this embodiment, the fixed shaft portion 13 cannot be rotated relative to the mounting portion 11, but is not limited to this embodiment. The first cam 2 is disposed on the base 1 and includes a first sleeve 21 disposed on the fixed shaft portion 13 , at least one sliding portion 22 disposed on the first sleeve 21 , and a radial portion disposed thereon a gear portion 23 of the first sleeve 21 and meshing with the reduction gear 12, a pair of limiting blocks 24 which are disposed on the limiting block 111 and are blocked by the limiting block 111 during rotation to limit the amplitude of rotation of the first cam 2, And at least one of the limiting ribs 25 extending from the edge of the first cam 2 to limit the support member 4, wherein the sliding portion 22 is sequentially provided with a first sliding section 221, and a second sliding section 222. a turning section 223 between a sliding section 221 and the second sliding section 222 and forming a peak top by the first sliding section 221 and the second sliding section 222, and a second sliding section 222 disposed away from the turning section The engaging groove 224 at the other end of the 223. Referring to FIG. 4 and FIG. 5 , in the embodiment, the first sliding segment 221 and the second sliding segment 222 respectively have a slope, and the directions of the slopes are different. Moreover, in the embodiment, the distance of the first sliding section 221 is smaller than the second sliding section 222, but is not limited to this embodiment. Furthermore, in the present embodiment, the length of the gear portion 23 disposed on the first sleeve 21 is smaller than the circumference of the first sleeve 21, but is not limited to this embodiment. Furthermore, the reduction gear 12 can select a damper gear, but is not limited to this embodiment. The second cam 3 is disposed on the base 1 and is in contact with the first cam 2, and includes a second sleeve 31 disposed on the fixed shaft portion 13 and at least one protrusion protruding from the second sleeve 31. The abutting block 32, and a set of elastic members 33 provided on the fixed shaft portion 13 and providing an elastic pressing force to the second sleeve 31, each of the pushing blocks 32 against each of the sliding portions 22. In this embodiment, the number of the sliding portions 22 is two, and the number of the pushing blocks 32 is correspondingly two, but is not limited to the embodiment. The support member 4 is disposed on the first cam 2, and includes a mounting portion 41 assembled on the first sleeve 21, and at least one pair of limiting grooves 42 that should restrict the rib 25 and engage with the limiting rib 25, And a support portion 43 extending from the mounting portion 41.

Referring to FIG. 4 to FIG. 6-3 , the support assembly is mounted on the portable electronic device 5 through the mounting portion 11 and the assembly portion 14 . In the first description, when the support assembly is not in use, the pushing block 32 of the second cam 3 is stopped on the first sliding section 221 of the first cam 2, and the first cam 2 The restriction block 24 is engaged with the limit block 111 of the mounting portion 11. Moreover, since the restricting block 24 of the first cam 2 is engaged with the limiting block 111 of the mounting portion 11 , the first cam 2 cannot slide away from the turning portion 223 to the first sliding section 221 . . Further, when the user wants to support the portable electronic device 5 through a support assembly for a viewing angle suitable for viewing and operation, the user only needs to apply an external force to the support portion of the support member 4. 43 and driving the first cam 2 to rotate relative to the second cam 3, while the sliding portion 22 is slid relative to the pushing block 32 during this period, so that the pushing block 32 is originally in contact with the first sliding section 221. The position is gradually changed to contact the turning section 223 and the second cam 3 compresses the elastic member 33. Then, after the pushing block 32 is subjected to the external force through the turning section 223, the user does not need to continue to apply the external force because the second cam 3 is subjected to the elastic pressing force of the elastic member 33. The pushing block 32 automatically slides on the second sliding section 222 and then engages the engaging recess 224. Finally, the support portion 43 of the support member 4 is unfolded relative to the portable electronic device 5 and is in a use state with the support angle. On the other hand, when the user wants to receive the support assembly in the portable electronic device 5, the user only needs to apply another external force to the support portion 43 of the support member 4 and drive the first cam 2 relative to each other. The second cam 3 rotates while the sliding portion 22 slides relative to the pushing block 32, so that the pushing block 32 gradually changes from the position originally contacting the engaging recess 224 to sequentially contact the first portion. The position of the two sliding segments 222 and the turning segment 223 and the second cam 3 compresses the elastic member 33. Then, after the pushing block 32 is subjected to the external force through the turning section 223, the user does not need to continue to apply the external force because the second cam 3 is subjected to the elastic pressing force of the elastic member 33. The push block 32 automatically slides over the first slide segment 221. Finally, the limiting block 24 of the first cam 2 is engaged with the limiting block 111 of the mounting portion 11 to terminate the rotation of the first cam 2 relative to the second cam 3 and the base 1 , and the supporting member The support portion 43 of the fourth portion 4 is already housed in the portable electronic device 5. In addition, during the rotation of the first cam 2 relative to the second cam 3 and the base 1, the gear portion 23 and the reduction gear 12 mesh and rotate with each other. Meanwhile, while the first cam 2 is automatically rotated relative to the second cam 3 and the base 1, the reduction gear 12 can reduce the rotation speed of the first cam 2 through the gear portion 23, and thus the first cam 2 It will not open quickly during the period of automatic opening and closing.

In addition, the present invention preferably supports the portable electronic device 5 at the supporting angle by two support assemblies of the portable electronic device, but is not limited to the embodiment.

In summary, the present invention is a support assembly for a portable electronic device, comprising a base, a first cam, a second cam, and a support member. The base includes a mounting portion mounted on the portable electronic device, a reduction gear disposed on the mounting portion, and a fixed shaft portion extending from the mounting portion. The first cam includes a first sleeve disposed on the fixed shaft portion, at least one sliding portion disposed on the first sleeve and a gear radially disposed on the first sleeve and meshing with the reduction gear unit. The second cam includes a second sleeve disposed on the fixed shaft portion, at least one pushing block protruding from the second sleeve and one set being disposed on the fixed shaft portion and provided to the second sleeve An elastic pressing force causes the pushing block to oppose the elastic member of the sliding portion. The support member includes a mounting portion assembled to the first sleeve and a support portion extending from the mounting portion and supporting the portable electronic device. Accordingly, the first sleeve can be semi-automatically rotated relative to the second sleeve and the base through the sliding portion, the pushing block and the elastic member.

The above description has been made in detail, but the above is only a preferred embodiment of the present invention, and it is not possible to limit the scope of the creation of the creation, that is, the equality of the patent application scope according to the present creation. Changes and modifications are still covered by the patents of this creation.

1‧‧‧Base
11‧‧‧Installation Department
111‧‧‧Limited blocks
12‧‧‧Reducing gear
13‧‧‧Fixed shaft
14‧‧‧Assembly Department
2‧‧‧First Cam
21‧‧‧First bushing
22‧‧‧Sliding section
221‧‧‧First sliding section
222‧‧‧Second sliding section
223‧‧‧ turning section
224‧‧‧ snap groove
23‧‧‧ Gear Department
24‧‧‧Restriction block
25‧‧‧Restricted ribs
3‧‧‧second cam
31‧‧‧Second bushing
32‧‧‧Subject block
33‧‧‧Flexible parts
4‧‧‧Support
41‧‧‧Installation Department
42‧‧‧Restricted slot
43‧‧‧Support
5‧‧‧Portable electronic devices

FIG. 1 is a schematic exploded view of a support assembly of the portable electronic device of the present invention (1). FIG. 2 is a schematic exploded view of the support assembly of the portable electronic device of the present invention (2). FIG. 3 is a schematic view showing the assembly of a part of the support assembly of the portable electronic device of the present invention. Figure 4 is a schematic exploded view of the first cam and the second cam of the present invention (1). Figure 5 is a schematic exploded view of the first cam and the second cam of the present invention (2). Figure 6-1 is a schematic diagram of the operation of the support assembly of the portable electronic device of the present invention (1). Figure 6-2 is a schematic diagram of the operation of the support assembly of the portable electronic device of the present invention (2). Figure 6-3 is a schematic diagram of the operation of the support assembly of the portable electronic device of the present invention (3).

1‧‧‧Base

11‧‧‧Installation Department

111‧‧‧Limited blocks

12‧‧‧Reducing gear

13‧‧‧Fixed shaft

14‧‧‧Assembly Department

2‧‧‧First Cam

21‧‧‧First bushing

22‧‧‧Sliding section

23‧‧‧ Gear Department

25‧‧‧Restricted ribs

3‧‧‧second cam

31‧‧‧Second bushing

32‧‧‧Subject block

33‧‧‧Flexible parts

4‧‧‧Support

41‧‧‧Installation Department

43‧‧‧Support

Claims (10)

A support assembly for a portable electronic device is mounted on the portable electronic device to support the portable electronic device at a supporting angle. The support assembly includes: a base, including a mounting a mounting portion of the portable electronic device, a reduction gear disposed on the mounting portion, and a fixed shaft portion extending from the mounting portion; a first cam disposed on the base and including a set disposed on the fixed portion a first sleeve of the shaft portion, at least one sliding portion disposed on the first sleeve, and a gear portion radially disposed on the first sleeve and meshing with the reduction gear, the sliding portion is sequentially provided with a first portion a sliding section, a second sliding section, a turning section disposed between the first sliding section and the second sliding section and forming a peak top by the first sliding section and the second sliding section, and a setting The second sliding portion is away from the engaging groove at the other end of the turning portion; a second cam is disposed on the base and is in contact with the first cam, and includes a second sleeve disposed on the fixed shaft portion, At least one protruding block protruding from the second sleeve, a resilient member disposed on the fixed shaft portion and providing an elastic pressing force to the second sleeve so that each of the pushing blocks abuts each of the sliding portions; and a supporting member disposed on the first cam The device includes a mounting portion assembled on the first sleeve, and a support portion extending from the mounting portion and supporting the portable electronic device, the support member having an external force to drive each of the pushes Sliding in the direction of the turning section to the first sliding section and automatically sliding through the second sliding section to the engaging groove when the pushing block passes through the turning section The support portion has a use state of the support angle with respect to the portable electronic device. The support assembly of the portable electronic device of claim 1, wherein the first sliding segment and the second sliding segment respectively have a slope. The support assembly of the portable electronic device of claim 1, wherein the base includes an assembly portion disposed on the fixed shaft portion away from the other end of the mounting portion to be assembled with the portable electronic device. The support assembly of the portable electronic device of any one of claims 1 to 3, wherein the mounting portion includes a limiting block, the first cam includes a pair of the limiting block and is disposed in the middle of the rotation The limit block blocks to limit the limit of the first cam rotation amplitude. The support assembly of the portable electronic device of claim 4, wherein the first cam has at least one limiting rib extending from the first cam edge to limit the support member. The support assembly of the portable electronic device of any one of claims 1 to 3, wherein the first cam has at least one restriction rib extending from the first cam edge to limit the support member. The support assembly of the portable electronic device of claim 4, wherein the distance of the first sliding segment is smaller than the second sliding segment. The support assembly of the portable electronic device of claim 5, wherein the distance of the first sliding segment is smaller than the second sliding segment. The support assembly of the portable electronic device of any one of claims 1 to 3, wherein the distance of the first sliding segment is smaller than the second sliding segment. The support assembly of the portable electronic device of claim 1, wherein the length of the gear portion disposed on the first sleeve is less than the circumference of the first sleeve.