CN2766487Y - foldable electronic device - Google Patents

Abstract

A foldable electronic device comprises a first object, a second object, and at least one connecting unit connected between the first object and the second object. The connecting unit has a connecting rod pivoted to the first object, a sliding rod capable of sliding relative to the connecting rod and pivoted to the second object, and an elastic element connected between the connecting rod and the sliding rod. The second object can move from a first position connected with the first object in parallel to a second position, then the connecting unit is driven to rotate to a third position relative to the first object, and then the connecting unit is driven to rotate to a fourth position relative to the connecting unit, so that the second object is overlapped on the first object, and the purpose of folding is achieved.

Description

foldable electronic device

【Technical field】

The utility model relates to an electronic device, in particular to a foldable electronic device suitable for the information industry.

【Background technique】

In the era of increasingly advanced technology, electronic devices such as notebook computers, tablet computers, personal digital assistants, mobile phones, LCD/plasma displays, video players, dictionary machines, etc. have been widely used in daily life, and When designing the above-mentioned electronic devices, in addition to considering their own functions, aesthetic appearance and volume miniaturization are also the focus of the design.

As shown in Figure 1, there is an existing foldable keyboard designed to solve the above-mentioned problems, which includes a first object 1, a second object 2, and a pair of two long side edges of the first object The upper pivot seat 3 and a pair of connecting rods 4 pivotally connected between the pivot seat 3 and the second object 2 . Utilizing the pivotal connection and configuration of the connecting rod 4 and the pivotal seat 3 , the first and second objects 1 and 2 can be relatively unfolded or folded.

Although this keyboard does have the ability to be unfolded and used in good time, or folded in good time for storage, packaging, and transportation, but because the pivotal seat 3 and the connecting rod 4 can protrude from the top surface of the keyboard, and after assembly, they will Between the first and second objects 1 and 2, there is a gap and a step difference, which will destroy the continuous plane of the entire appearance.

【Content of utility model】

The purpose of the utility model is to provide a foldable electronic device which is easy to fold, and does not produce step difference, distance or damage to the continuous plane of appearance when unfolded for use.

The foldable electronic device of the utility model comprises a first object, a second object, and at least one connecting unit connected between the first and the second object. The first object has a first top surface and at least one first positioning portion disposed on a side of the first top surface and along a first axis. The second object has a second top surface and at least one second positioning portion corresponding to the first positioning portion, and the second positioning portion is arranged along a second axis parallel to the first axis. The connecting unit has a connecting rod, a sliding rod arranged on one side of the connecting rod and an elastic element connected between the connecting rod and the sliding rod, and the connecting rod has a shaft arranged on the first positioning part A first end, a second end opposite to the first end, and several guides arranged on the first and second ends, the slide bar can be moved along a long direction relative to the connecting rod Sliding, and has a third end portion corresponding to the first end portion, a fourth end portion opposite to the third end portion, a number of guide sliders that are slidably sleeved relative to the guide member, and an approach The connecting piece located on the fourth end and positioned on the second positioning portion, the elastic element is connected between the first end and the fourth end. Thereby, when the second object is in a first position, the second top surface and the first top surface are continuous and connected, and the second object can drive the slide bar along the long direction from the first position move to a second position, and create a gap between the first and second side parts, the second object can drive the connecting unit to rotate with the first axis as the pivot center to reach a third position, And the second object can rotate relative to the connecting unit with the second axis as the pivot center, and pivot from the third position to a fourth position, so that the second top surface is attached to the first top surface.

The foldable electronic device of the utility model has the advantages of simple folding operation, no step difference and no spacing when unfolded for use, and beautiful appearance, which can reduce the volume of the electronic device.

【Description of drawings】

The foldable electronic device of the present utility model will be described in detail below through the preferred embodiment and the accompanying drawings. In the accompanying drawings:

Fig. 1 is a three-dimensional schematic diagram of an existing folding keyboard;

Fig. 2 is a three-dimensional exploded view of the first preferred embodiment of the utility model;

Fig. 3 is a plan combination view of the above-mentioned preferred embodiment of the present invention, illustrating that a second object remains in a first position relative to a first object;

Fig. 4 is the partially enlarged schematic diagram of above-mentioned preferred embodiment of the utility model;

Fig. 5 is a schematic cross-sectional view taken along the line 5-5 in Fig. 4;

Fig. 6 is a schematic diagram of the pulling operation of the preferred embodiment of the present invention, illustrating that the second object moves to a second position relative to the first object;

Fig. 7 is a schematic cross-sectional view taken along the line 7-7 in Fig. 6;

Fig. 8 is a schematic diagram of the rotation operation of the above-mentioned preferred embodiment of the utility model, illustrating that the second object rotates from the second position to a third position;

Fig. 9 is a schematic cross-sectional view taken along the line 9-9 in Fig. 8;

Fig. 10 is a folded assembly diagram of the preferred embodiment of the present invention, illustrating that the second object is rotated from the third position to a fourth position;

Fig. 11 is a partially enlarged schematic diagram of Fig. 10;

Fig. 12 is a three-dimensional exploded schematic view of the second embodiment of the utility model;

Fig. 13 is a partially enlarged schematic view of the second preferred embodiment of the present invention, illustrating that the second object remains in a first position relative to the first object;

Fig. 14 is a schematic cross-sectional view taken along the line 14-14 in Fig. 13;

Fig. 15 is a schematic diagram of a pulling operation of the second preferred embodiment of the present invention, illustrating that the second object moves to a second position relative to the first object;

Fig. 16 is a schematic diagram of a rotation operation of the second preferred embodiment of the present invention;

Fig. 17 is a schematic diagram of another rotation operation of the second preferred embodiment of the present invention;

Fig. 18 is a folded schematic view of the second preferred embodiment of the present invention, illustrating that the second object is rotated to the top of the first object;

Fig. 19 is a schematic diagram of a completed folding of the second preferred embodiment of the present invention, illustrating that the second object is stacked on top of the first object.

【Detailed ways】

For convenience of description, in the following embodiments, the same components are denoted by the same reference numerals.

As shown in Fig. 2, Fig. 4 and Fig. 5, the first preferred embodiment of the foldable electronic device of the present invention is explained with an expansion base, and the general expansion base is used as a notebook computer and a desktop computer. It can transfer the data of the notebook computer to the printer, storage device, etc. connected with the desktop computer. The electronic device includes a first object 10, a second object 20 corresponding to the first object 20, two positioning units 30 fixed on the first object 10, two positioning units 30 connected to the second object 20 link unit 70 between.

The first object 10 of this embodiment is the main body part of the docking station, and has a first top surface 11, a first side portion 12 connected to the side edge of the first top surface 11, and two along a first axis. The first positioning portion 13 arranged on the first side portion 12 at intervals of L1 is made in the shape of a hexagonal hole.

The second object 20 of this embodiment is the extension frame part of the docking station, which is used to provide a positioning area for the laptop computer to be placed on the docking station, so as to improve the stability of positioning. The second object 20 has a second top surface 21 corresponding to the first top surface 11, a second side portion 22 connected to one side edge of the second top surface 21 and opposite to the first side portion 12, Two second positioning portions 23 corresponding to the first positioning portion 13 are provided on the second side portion 22. The second positioning portion 23 is in the shape of a circular concave hole, and is arranged along a second axis parallel to the first axis L1. The axes L2 are arranged at intervals.

The aforementioned positioning units 30 each have a hexagonal column-shaped fixing piece 31 fixed in the first positioning portion 13, a positioning piece 32 fixed on one side of the fixing piece 31, and a positioning piece 32 arranged axially along the first axis L1. The pivoting member 33 in the fixing member 31 . Each of the positioning pieces 32 has a first stopper 321 protruding outward along the periphery, and a second stopper 322 spaced about 97 degrees from the first stopper 321 relative to the first axis L1 . The pivoting member 33 is in the shape of a step column, and each has a shaft portion 331 which is arranged in the fixing member 31, a non-circular engaging portion 332 on one side of the shaft portion 331, and a non-circular engagement portion 332 along the first side. The axis L1 extends and a cylindrical portion 333 disposed on one side of the engaging portion 332 and a groove 334 disposed on one side of the cylindrical portion 333 .

The aforementioned connecting units 70 each have two connecting rods 40 that can pivot relative to the first object 10 by using the positioning unit 30, two sliding rods 50 that can slide relative to the connecting rods 40 and pivot on the second object 20, and An elastic element 60 connected between the connecting rod 40 and the sliding rod 50 .

The connecting rods 40 each have a first end portion 41 corresponding to the first positioning portion 13, and a second end portion 42 opposite to the first end portion 41 along a long direction X perpendicular to the first axis L1. , a fitting hole 43 provided on the first end portion 41 and interfitting with the engaging portion 332 of the positioning unit 30 , a pair of locking blocks 44 protruding from the periphery of the first end portion 41 corresponding to the longitudinal direction X, A first guiding member 45 is compoundly disposed on the corresponding cylindrical portion 333 and a second guiding member 46 is protrudingly disposed on the second end portion 42 parallel to the second axis L2. The clamping block 44 is respectively arranged between the first and second stoppers 321 , 322 .

The aforementioned sliding rod 50 is slidably arranged on one side of the connecting rod 40 along the long direction X, and each has a third end 51 corresponding to the first end 41, a third end 51 along the long direction X and the third end 51. The opposite fourth end 52, a first guide sliding member 53 that can be worn by the first guide member 45 and is in the shape of an oblong hole, and a first guide member 53 that can be worn by the second guide member 46 and is also in the shape of an oblong hole. The second sliding member 54 and a connecting member 55 protrude between the first and second sliding members 53 , 54 and are axially positioned in the second positioning portion 23 of the second object 20 . Each of the first slide guides 53 has a left end 531 adjacent to the side edge of the third end 51 and a right end 532 opposite to the left end 531, and the second slide guide 54 has a side adjacent to the fourth end 52. There is a right end 542 of the edge and a left end 541 opposite to the right end 542 .

The elastic element 60 of this embodiment is an example of a tension spring, and each has a positioning end 61 hooked in the groove 334 of the positioning unit 30 and a positioning end 61 opposite to the positioning end 61 along the long direction X. And it is connected to the telescopic end portion 62 on the connecting piece 55 of the slide bar 50 .

When the overall assembly is completed, and the unfolded state shown in Figure 3, Figure 4 and Figure 5, the second object 20 is in a first position and abuts against the first object 10, and the second side portion 22 There is no space or step between the first side part 12 and the first and second top surfaces 11 and 21 are continuous and connected. At this time, the positioning unit 30 is embedded in the first object 10 corresponding to the first axis L1, and the connecting unit 70 is connected between the positioning unit 30 and the second object 20, and the connecting member 55 of the slide bar 53 is moved along the second The axis L2 is arranged in the second object 20, and the connecting rod 40 and the sliding rod 50 are connected to each other by using the first and the second guides 45, 46, and the first and the second guides 45, 46 are located in the first position respectively. , The right end portions 532,542 of the two guide sliders 53,54. In addition, the connecting rod 40 abuts against the bottom of the first block 321 of the positioning piece 32 by the locking block 44 , so as to ensure that the second object 20 is kept in position relative to the first object 10 .

As shown in Figures 6 and 7, when the operator moves the second object 20 away from the first object 10, the second object 20 can drive the slider 50 of the connecting unit 70 relative to the connecting rod 40. And the first and second guides 45 , 46 move along the longitudinal direction X from the first position to a second position, and a gap I is formed between the first and second side portions 12 , 22 . At this time, the left ends 531, 541 of the first and second guides and slides 53, 54 respectively slide to correspond to the first and second guides 45, 46, and the elastic element 60 is in a state of being stretched, and contains a back Release the elastic.

As shown in FIGS. 8 and 9, when the operator pulls the second object 20 and drives the connecting unit 70 to rotate around the first axis L1 as a pivot center to reach a third position, the second object 20 is in an upright state relative to the first object 10 that is horizontally arranged, and the connecting rod 40 is made to abut against the second stopper 322 side of the positioning piece 32 by means of the clamping block 44, so that the connection unit 70 can be ensured relative to the first object 10. The first object 10 remains in place.

And as shown in Fig. 10 and Fig. 11, when the operator continues to operate the second object 20 to rotate toward the top surface 11 of the first object 10 with the connecting member 55 as the pivot center relative to the connecting unit 70, the second object 20 will pivot from the third position shown in FIG. 8 and FIG. 9 to a fourth position until the second object 20 is stacked on the first object 10, so that the electronic device is in a folded state. When the second top surface 21 is attached to the first top surface 11, the elastic force of the elastic element 60 can be used to drive the slide bar 50 to slide along the longitudinal direction X relative to the connecting rod 40, and make the first, The right ends 532, 542 of the two guide slides 53, 54 are again against the first and second guides 45, 46, so that the first and second top surfaces 11, 21 remain without gaps.

And by performing the above-mentioned reverse operations, the second object 20 can be unfolded relative to the first object 10 again.

Therefore, the first and second objects 10, 20 of the present invention can be operated in an unfolded state at any time by cooperating with the connecting unit 70 and the positioning unit 30, or can be folded into a smaller volume for storage, packaging or transportation.

As shown in Fig. 12, Fig. 13 and Fig. 14, the structure of the second embodiment of the utility model is substantially the same as that of the first embodiment, the difference is that the second object 20 also has a second positioning part 23 The position-limiting portion 24 is oppositely arranged, and the position-limiting portion 24 has an arc-shaped curved groove 241 centered on the second axis L2, a first extension groove 242 connected to one end of the curved groove 241, and a It communicates with the second extending groove 243 at the other end of the curved groove 241 , and the first and second extending grooves 242 , 243 are separated by about 90 degrees. And the connecting rod 40 of the connecting unit 70 also has a guide pin 47 which is arranged on the second end 42 and can pass through the limiting part 24 . The guide pin 47 is connected with the second end 42 The second guide 46 is arranged coaxially.

The description of the operation action of this embodiment is also roughly the same as that of the first embodiment, and the difference is only in the relative sliding between the limiting portion 24 and the guide pin 47, which is explained as follows:

In the unfolded state shown in Figures 13 and 14, the second object 20 is in the first position and abuts against the first object 10, at this time, the position of the guide pin 47 is located in the first extension groove 242 .

As shown in FIG. 15 , when the operator moves the second object 20 away from the first object 10 , the second object 20 can drive the slide bar 50 of the connecting unit 70 relative to the connecting rod 40 and the second object 10 . The movement of the first and second guide members 45, 46 from the first position to the second position along the long direction X will also cause the first extension slot 242 to shift relative to the guide pin 47, so that the curved slot 241 corresponds to For the guide pin 47, a gap I is formed between the first and second side portions 12, 22 at this time.

As shown in Fig. 16 and Fig. 17, when the operator pulls the second object 20 and drives the connecting unit 70 to rotate continuously relative to the first object 10, the second object 20 will also drive the bending of the limiting part 24. The slot 241 rotates relative to the guide pin 47 (with the connecting piece 55 as the pivot point).

And as shown in FIG. 18 and FIG. 19 , when the operator continues to operate the second object 20 with the connecting piece 55 as the pivot center relative to the connecting unit 70 to rotate toward the top surface 11 of the first object 10, the second object 20 can be stacked on the first object 10 . At this time, the second top surface 21 and the first top surface 11 can be attached to each other by utilizing the elastic force of the elastic element 60 , and the guide pin 47 slides into the second extending groove 243 .

Therefore, the present embodiment utilizes the setting of the limiting portion 24, so that when the second object 20 rotates relative to the first object 20, the guide pin 47 and the curved groove 241 and the first and second extension grooves 242, 243 can be used to rotate. The cooperation of the second object 20 can achieve the purpose of limiting the rotation angle of the second object 20 relative to the first object 10 , and can enhance the operator's sense of certainty when operating the second object 20 .

Claims (9)

1. A foldable electronic device, comprising a first object, a second object, and at least one connecting unit connected between the first and second objects, characterized in that: The first object has a first top surface and at least one first positioning portion disposed on one side of the first top surface and along a first axis; The second object has a second top surface and at least one second positioning portion corresponding to the first positioning portion, and the second positioning portion is arranged along a second axis parallel to the first axis; The connecting unit has a connecting rod, a sliding rod arranged on one side of the connecting rod and an elastic element connected between the connecting rod and the sliding rod, and the connecting rod has a shaft arranged on the first positioning part The first end portion of the first end portion, a second end portion opposite to the first end portion, and several guides disposed on the first and second end portions, the slide bar can be moved along a length relative to the connecting rod direction sliding, and has a third end corresponding to the first end, a fourth end opposite to the third end, a number of guide slides that are slidably sleeved relative to the guide, and a tendency a connecting piece close to the fourth end and positioned on the second positioning portion, the elastic element is connected between the first end and the fourth end; and When the second object is in a first position, the second top surface is continuous and connected to the first top surface, and the second object can drive the slide bar to move from the first position to a position along the long direction. The second position, and a gap is generated between the first and two side parts, the second object can drive the connecting unit to rotate around the first axis as the pivot center to reach a third position, and the second The object can rotate relative to the connecting unit with the second axis as the pivot center, and pivot from the third position to a fourth position, so that the second top surface and the first top surface are attached. 2. The foldable electronic device according to claim 1, characterized in that: the electronic device further comprises at least one positioning unit connected between the first object and the connecting unit, the positioning unit has a fixed A fixing piece arranged in the first positioning part, a positioning piece fixed on the fixing piece and adjacent to the connecting rod, and a pivoting piece axially arranged in the fixing piece along the first axis, the positioning The sheet has a first stopper protruding outward along the peripheral edge, a second stopper spaced from the first stopper at an included angle relative to the first axis, and the connecting rod also has a first stopper located on the first stopper. end and is arranged between the first and second blocks. When the second object is in the first and second positions, the block is adjacent to the first block. The second object drives the slide bar and the When the connecting rod rotates to the third position, and the second object pivots to the fourth position relative to the connecting rod and the sliding rod, the locking block approaches the second stopper. 3. The foldable electronic device according to claim 2, wherein the angle between the first and second stops of the positioning unit is not greater than 100 degrees. 4. The foldable electronic device according to claim 3, characterized in that: the pivoting part of the positioning unit is in the shape of a step column, and has a shaft part set in the fixing part, a shaft part set in the shaft a non-circular engaging portion on one side of the engaging portion, a cylindrical portion disposed on one side of the engaging portion, and a groove disposed on one side of the cylinder and capable of being hooked and positioned by the positioning end of the elastic element, The connecting rod also has a fitting hole disposed at the first end portion and engaging with the engaging portion. 5 . The foldable electronic device as claimed in claim 4 , wherein the cylindrical portion of the positioning unit is arranged coaxially with one of the sliding guides of the sliding rod. 6 . 6. The foldable electronic device according to claim 5, characterized in that: the guide part of the slider of the connecting unit is in the shape of an oblong hole extending along the long direction, and the guide part of the connecting rod is in the shape of columnar. 7. The foldable electronic device as claimed in claim 1, wherein the elastic element of the connecting unit is a tension spring. 8. The foldable electronic device according to claim 1, wherein the second object further has a limiting portion opposite to the second positioning portion, and the limiting portion has a An arc-shaped curved groove which is the center of rotation and two extension grooves connected to the two ends of the curved groove respectively, and the connecting rod of the linking unit also has a second end and passes through the limiting part guide pin. 9. The foldable electronic device as claimed in claim 8, wherein the guide pin of the connecting unit is arranged coaxially with the guide member disposed at the second end.

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