CN205899434U - Connection structure and electronic equipment rotate - Google Patents
Connection structure and electronic equipment rotate Download PDFInfo
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- CN205899434U CN205899434U CN201620512289.XU CN201620512289U CN205899434U CN 205899434 U CN205899434 U CN 205899434U CN 201620512289 U CN201620512289 U CN 201620512289U CN 205899434 U CN205899434 U CN 205899434U
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- ring gear
- rotating shaft
- connector
- connection structure
- electronic equipment
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Abstract
The utility model relates to a connection structure and electronic equipment rotate relates to the electronic equipment field, and the problem of solution is the resistance when making it reduce electronic equipment and just opened and shut. The main technical scheme who adopts does: it includes to rotate connection structure: first connecting piece, second connecting piece, rotation portion, at least a M first ring gear and with a first ring gear engaged with M second ring gear, M is non zero even number, a week of first ring gear only is being equipped with the tooth in predetermined angle, predetermined angle is lighter than 360 degrees, and when rotating first connecting piece at predetermined turned angle within range, first ring gear breaks away from with the second ring gear, when rotating first connecting piece outside predetermined turned angle scope, first ring gear and the 2nd gear rign meshing. Use the utility model discloses a connection structure and electronic equipment rotate, predetermined first ring gear of angle within range and the out -of -gear of second ring gear when just opening and shutting, the user uses less power to rotate connection structure or electronic equipment with regard to openable, and convenience of customers uses, promotes the user and uses experience.
Description
Technical field
The utility model is related to electronic device field, more particularly to a kind of rotation connection structure and electronic equipment.
Background technology
At present, develop rapidly with science and technology, electronic equipment has also obtained development at full speed, everywhere may be used in the life of people
See electronic equipment, such as mobile phone, notebook computer and panel computer etc., notebook computer or flat compared with traditional desktop computer
Plate computer has the advantages that small volume, lightweight, easy to carry, very popular.Wherein, notebook computer display portion
Host machine part with operation part or panel computer is to be connected by table chain rotating shaft with holder part, when using, notes
This computer display portion can rotate one properly and operation part between or between panel computer host machine part and support
Angle, using after finishing, two parts can snap together, simple, convenient.
But, the computer of current table chain rotating shaft and panel computer, in firm folding notebook computer display portion and operation
When the host machine part of part or panel computer and holder part, folding torsion is larger to need user to go out using larger power
Close, make user in the computer using table chain rotating shaft and panel computer, experience is not good.
Utility model content
Main purpose of the present utility model is, provides a kind of rotation connection structure of new structure and electronic equipment, institute
Technical problem to be solved is to make the resistance that it reduces during the firm folding of electronic equipment, realizes easily opening electronic equipment, convenient uses
Family uses, thus more suitable for practicality.
The purpose of this utility model and solve its technical problem and employ the following technical solutions to realize.According to this practicality
A kind of rotation connection structure of new proposition, comprising:
First connector；
Second connector；
Rotation section, described rotation section includes first rotating shaft placed side by side, the second rotating shaft and the 3rd rotating shaft, described first turn
Axle is connected with described second rotating shaft, and described first rotating shaft is rotated in axle sleeve mode with described first connector and is connected, and the described 3rd
Rotating shaft is rotated in axle sleeve mode with described second connector and is connected；
At least m the first ring gear and m the second ring gear being meshed with described first ring gear, m is the even number of non-zero；
Described m the first ring gear is respectively sleeved in described first rotating shaft and the 3rd rotating shaft, and described m the first ring gear is respectively
Rotate and be connected with described first connector and described second connector, described m the second ring gear is respectively sleeved at by described second
In the axle group of rotating shaft and described 3rd rotating shaft composition, and it is set in the axle being made up of described first rotating shaft and described second rotating shaft
In group；
Only on predetermined angular, it is provided with tooth within one week of described first ring gear, described predetermined angular is less than 360 degree, when rotation institute
State the first connector in predetermined rotational angular range, described first ring gear is departed from described second ring gear, when rotating described the
Outside described predetermined rotational angular range, described first ring gear is engaged a connection piece with described second ring gear.
The purpose of this utility model and solve its technical problem and also can be applied to the following technical measures to achieve further.
Preferably, aforesaid rotation connection structure, wherein said predetermined rotational angular is 10-30 degree.
Preferably, aforesaid rotation connection structure, the first wherein said ring gear is four, two described first ring gear sets
It is located in described first rotating shaft, rotate with described first connector and be connected, two described first ring gears are set in described 3rd turn
On axle, rotate with described second connector and be connected；
Described second ring gear is four, and two described second ring gears are set in by described second rotating shaft and described 3rd rotating shaft
In the axle group of composition, two described second ring gears are set in the axle group being made up of described first rotating shaft and described second rotating shaft.
Preferably, aforesaid rotation connection structure, the first wherein said ring gear is made up of multiple first gear pieces；Described
Two ring gears are made up of multiple second gear pieces.
Preferably, aforesaid rotation connection structure, the first wherein said connector includes the first bracing frame and multiple
A connecting piece, one end of described first connection sheet is rotated with described first bracing frame and is connected, the other end and described first rotating shaft with
Axle sleeve mode rotates connection；
Described second connector includes the second bracing frame and multiple second connection sheet, one end of described second connection sheet and institute
State the second bracing frame and rotate and connect, the other end is rotated in axle sleeve mode with described 3rd rotating shaft and is connected.
Preferably, aforesaid rotation connection structure, wherein also includes: multiple damping fins, described damping fin is set in by institute
State in the second rotating shaft and the axle group of the 3rd rotating shaft composition.
The purpose of this utility model and solve its technical problem and also to be realized using following technical scheme.According to this practicality
The a kind of electronic equipment of new proposition, comprising:
The first noumenon；
Second body；
Rotation connection structure, described rotation connection structure includes:
First connector；
Second connector；
Rotation section, described rotation section includes first rotating shaft placed side by side, the second rotating shaft and the 3rd rotating shaft, described first turn
Axle is connected with described second rotating shaft, and described first rotating shaft is rotated in axle sleeve mode with described first connector and is connected, and the described 3rd
Rotating shaft is rotated in axle sleeve mode with described second connector and is connected；
At least m the first ring gear and m the second ring gear being meshed with described first ring gear, m is the even number of non-zero；
Described m the first ring gear is respectively sleeved in described first rotating shaft and the 3rd rotating shaft, and described m the first ring gear is respectively
Rotate and be connected with described first connector and described second connector, described m the second ring gear is respectively sleeved at by described second
In the axle group of rotating shaft and described 3rd rotating shaft composition, and it is set in the axle being made up of described first rotating shaft and described second rotating shaft
In group；
Only on predetermined angular, it is provided with tooth within one week of described first ring gear, described predetermined angular is less than 360 degree, when rotation institute
State the first connector in predetermined rotational angular range, described first ring gear is departed from described second ring gear, when rotating described the
Outside described predetermined rotational angular range, described first ring gear is engaged a connection piece with described second ring gear.
Described first connector is connected with described the first noumenon, and described second connector is connected with described second body.
By technique scheme, the utility model rotation connection structure and electronic equipment at least have the advantage that
In technical solutions of the utility model, it is connected between the first connector and the second connector in rotation connection structure and turns
Dynamic portion, can relatively rotate, and during the first connector and the second connector rotate, be respectively fitted in each rotating shaft in rotation section
The first ring gear and the second ring gear engage each other, enable the first connector and the stable rotation of the second connector, and make first
Certain rotatory force is needed, one week of special first ring gear only in predetermined angle during connector and the rotation of the second connector
Degree is provided with tooth, when rotate the first connector in predetermined rotational angular range when, the first ring gear and the second ring gear depart from, when turning
Outside predetermined rotational angular range, the first ring gear is engaged dynamic first connector with the second ring gear.With respect in prior art, watch chain
The electronic equipment of formula rotating shaft, in firm folding electronic equipment, folding torsion is larger to need user to go folding using larger power, makes
, in the electronic equipment using table chain rotating shaft, experience is not good for user, in technical solutions of the utility model, the first ring gear
Tooth was only provided with predetermined angular in one week, when rotate the first connector in predetermined rotational angular range when, the first ring gear with
Second ring gear departs from, and when rotating the first connector outside predetermined rotational angular range, the first ring gear is engaged with the second ring gear, even if
With rotation connection structure of the present utility model and electronic equipment, the first ring gear and the second tooth in the predetermined angular range in firm folding
Ring does not engage, and user just can open rotation connection structure or electronic equipment using less power, is user-friendly to, and lifting is used
Family experience.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, below with preferred embodiment of the present utility model and coordinate accompanying drawing detailed
Describe in detail bright as after.
Brief description
Fig. 1 is a kind of rotation connection structure the first viewing angle constructions schematic diagram that embodiment one of the present utility model provides；
Fig. 2 is a kind of rotation connection structure the second viewing angle constructions schematic diagram that embodiment one of the present utility model provides.
Specific embodiment
For further illustrating that the utility model is to reach technological means and effect that predetermined utility model purpose is taken,
Below in conjunction with accompanying drawing and preferred embodiment, to according to the utility model proposes rotation connection structure and electronic equipment, it is concrete
Embodiment, structure, feature and its effect, after describing in detail such as.In the following description, different " embodiment " or " enforcement
What example " referred to is not necessarily same embodiment.Additionally, special characteristic in one or more embodiments, structure or feature can be by any
Suitable form combines.
Embodiment one
As illustrated in fig. 1 and 2, a kind of rotation connection structure that the utility model embodiment one proposes, comprising: the first connection
Part 1, the second connector 2, rotation section 3, at least m the first ring gear 4 and m the second ring gear 5, m being meshed with the first ring gear 4
Even number for non-zero；Rotation section 3 includes first rotating shaft 31 placed side by side, the second rotating shaft 32 and the 3rd rotating shaft 33, first rotating shaft
31 are connected with the second rotating shaft 32, and first rotating shaft 31 is rotated in axle sleeve mode with the first connector 1 and is connected, the 3rd rotating shaft 33 and institute two
Connector 2 rotates connection in axle sleeve mode；M the first ring gear 4 is respectively sleeved in first rotating shaft 31 and the 3rd rotating shaft 33, m
First ring gear 4 is rotated with the first connector 1 and the second connector 2 respectively and is connected, and m the second ring gear 5 is respectively sleeved at by second
In the axle group of rotating shaft 32 and the 3rd rotating shaft 33 composition, and it is set in the axle group being made up of first rotating shaft 31 and the second rotating shaft 32
On；One week of first ring gear 4 is only provided with tooth on predetermined angular, and predetermined angular is less than 360 degree, exists when rotating the first connector 1
In predetermined rotational angular range, the first ring gear 4 is departed from the second ring gear 5, when rotating the first connector 1 in predetermined rotational angular model
Enclose outer, the first ring gear 4 is engaged with the second ring gear 5.
The utility model rotation connection structure can be used for the attachment structure of electronic equipment, for example: notebook computer, flat board electricity
The rotation of brain or other electronic equipments connects, and the utility model rotation connection structure can be also used for other Non-electronic devices
In.When user uses the utility model rotation connection structure, respectively by the first connector and the second connector and electronic equipment
Two relatively rotate part and connect, the part of such electronic equipment just can by the utility model rotation connection structure relatively
Another part rotates, because, in the utility model rotation connection structure, rotation section is three rotating shafts placed side by side, first rotating shaft
Link together with the second rotating shaft, be relatively unrotatable each other, be linkage, and in first rotating shaft and the 3rd rotating shaft
On be arranged with m the first ring gear, and the second ring gear being meshed with the first ring gear is respectively sleeved at by the second rotating shaft and the 3rd
In the axle group of rotating shaft composition, and be set in the axle group being made up of first rotating shaft and the second rotating shaft, each pair be meshed first
Ring gear and staggered being set in three rotating shafts of the second ring gear, Fig. 2 show an example of specific fixing mode, such energy
Enough ensure three stable linking together of rotating shaft, and can mutually link when rotating, particularly due to the one of the first ring gear
Week is only provided with tooth on predetermined angular, when rotate the first connector in predetermined rotational angular range when, the first ring gear and second
Ring gear departs from, and when rotating the first connector outside predetermined rotational angular range, the first ring gear is engaged with the second ring gear, so at this
Utility model rotation connection structure after be connected to electronic equipment two relatively rotate partly, in firm folding electronic equipment,
First ring gear and the second ring gear do not engage, and are easy to electronic equipment folding, the first ring gear and the second ring gear after rotating predetermined angular
Engagement, is further continued for during folding electronic equipment needing using certain opening and closing forces, is easy to user's folding electronic equipment.
In technical solutions of the utility model, it is connected between the first connector and the second connector in rotation connection structure and turns
Dynamic portion, can relatively rotate, and during the first connector and the second connector rotate, be respectively fitted in each rotating shaft in rotation section
The first ring gear and the second ring gear engage each other, enable the first connector and the stable rotation of the second connector, and make first
Certain rotatory force is needed, one week of special first ring gear only in predetermined angle during connector and the rotation of the second connector
Degree is provided with tooth, when rotate the first connector in predetermined rotational angular range when, the first ring gear and the second ring gear depart from, when turning
Outside predetermined rotational angular range, the first ring gear is engaged dynamic first connector with the second ring gear.With respect in prior art, watch chain
The electronic equipment of formula rotating shaft, in firm folding electronic equipment, folding torsion is larger to need user to go folding using larger power, makes
, in the electronic equipment using table chain rotating shaft, experience is not good for user, in technical solutions of the utility model, the first ring gear
Tooth was only provided with predetermined angular in one week, when rotate the first connector in predetermined rotational angular range when, the first ring gear with
Second ring gear departs from, and when rotating the first connector outside predetermined rotational angular range, the first ring gear is engaged with the second ring gear, even if
With rotation connection structure of the present utility model and electronic equipment, the first ring gear and the second tooth in the predetermined angular range in firm folding
Ring does not engage, and user just can open rotation connection structure or electronic equipment using less power, is user-friendly to, and lifting is used
Family experience.
In the middle of being embodied as, wherein predetermined rotational angular is 10-30 degree.Through investigation, when user uses electronics
Equipment is such as: during the electronic equipment of notebook computer, panel computer or other foldings, the front 10-30 of user's folding electronic equipment
Degree is the scope of relative difficult folding, so predetermined rotational angular is set as 10-30 degree, wherein optimal predetermined rotational angular
For 20 degree, that is, in folding electronic equipment, incipient 10-30 degree first ring gear and the second ring gear do not engage, predetermined exceeding
After rotational angle, the first ring gear and the second ring gear just engage.
As shown in Fig. 2 in the middle of being embodied as, the wherein first ring gear 4 is four, and two the first ring gears 4 are set in first
In rotating shaft 31, rotate with the first connector 1 and be connected, two the first ring gears 4 are set in the 3rd rotating shaft 33, with the second connector 2
Rotate and connect；Second ring gear 5 is four, and two the second ring gears 5 are set in the axle being made up of the second rotating shaft 32 and the 3rd rotating shaft 33
In group, two the second ring gears 5 are set in the axle group being made up of first rotating shaft 31 and the second rotating shaft 32.
Specifically, as preferably a kind of rotation connection structure, the first ring gear and the second ring gear are respectively set as four,
Structure as shown in Figure 2 is set, and the ring gear being made up of the first ring gear and the second ring gear is connected in three rotating shafts to staggered,
And the ring gear being made up of the first ring gear and the second ring gear is to the two ends being separately positioned on rotation connection structure, so by this practicality
New type rotary attachment structure connects on an electronic device, ensure that the steady of folding when folding electronic equipment, and connects
Stability.
In the middle of being embodied as, the wherein first ring gear is made up of multiple first gear pieces；Second ring gear is by multiple second gear pieces
Composition.Specifically, because the utility model is mainly the rotation connection structure used in the electronic device, so rotation connection structure
Need relatively exquisite, the first ring gear and the second ring gear are designed to gear piece shape, be conducive to the utility model to rotate and connect knot
Structure is connected on different electronic equipments, can adjust the number of gear piece as needed, and then adjusts the first ring gear and the second tooth
The width of ring, is easily installed in the electronic device.
As shown in Fig. 2 in the middle of being embodied as, the wherein first connector 1 includes the first bracing frame 11 and multiple first even
Contact pin 12, one end of the first connection sheet 12 is rotated with the first bracing frame 11 and is connected, and the other end and first rotating shaft 31 are in axle sleeve mode
Rotate and connect；Second connector 2 includes the second bracing frame 21 and multiple second connection sheet 22, one end of the second connection sheet 22 and the
Two bracing frame 21 rotates and connects, and the other end rotated in axle sleeve mode with the 3rd rotating shaft 33 and be connected, the wherein first bracing frame 11 and the
Two bracing frames 21 are used for being connected with the body of electronic equipment, and two parts that such design facilitates implementation electronic equipment realize phase
To rotation.
In the middle of being embodied as, wherein also include: multiple damping fins, damping fin is set in by the second rotating shaft and the 3rd rotating shaft
In the axle group of composition.
Specifically, the second rotating shaft and the 3rd rotating shaft increase damping fin, contribute to the utility model rotation connection structure
Produce certain damping action when rotating, prevent simultaneously in predetermined rotational angular range, the electricity that rotation connection structure connects
Produce between two rotating parts of sub- equipment are relative and loosen it is ensured that there being certain damping force each other, prevent electronic equipment
Two rotating parts produce collision because loosening, and then produce damage in transport or during moving.
Embodiment two
Preferably, as shown in Fig. 2 embodiment of the present utility model two proposes a kind of electronic equipment, with above-described embodiment phase
Than, the electronic equipment of the present embodiment, also include: the first noumenon, the second body and rotation connection structure；Rotation connection structure bag
Include: the first connector, the second connector, rotation section, at least m the first ring gear and the m individual second being meshed with the first ring gear
Ring gear, m is the even number of non-zero；Rotation section includes first rotating shaft placed side by side, the second rotating shaft and the 3rd rotating shaft, first rotating shaft with
Second rotating shaft connects, and first rotating shaft is rotated in axle sleeve mode with the first connector and is connected, and the 3rd rotating shaft and two connector are with axle
Set mode rotates connection；M the first ring gear is respectively sleeved in first rotating shaft and the 3rd rotating shaft, and m the first ring gear is respectively with the
A connection piece and the second connector rotate and connect, and m the second ring gear is respectively sleeved at and is made up of the second rotating shaft and the 3rd rotating shaft
In axle group, and it is set in the axle group being made up of first rotating shaft and the second rotating shaft；One week of first ring gear only in predetermined angular
It is provided with tooth, predetermined angular is less than 360 degree, when rotating the first connector in predetermined rotational angular range, the first ring gear and the
Two ring gears depart from, and when rotating the first connector outside predetermined rotational angular range, the first ring gear is engaged with the second ring gear；First even
Fitting is connected with the first noumenon, and the second connector is connected with the second body.
Specifically, the rotation connection structure described in the present embodiment two can be used directly the rotation of above-described embodiment one offer
Attachment structure, concrete implementation structure can be found in the related content described in above-described embodiment one, and here is omitted.
In technical solutions of the utility model, the first connector of the rotation connection structure in electronic equipment and the second connector
Between be connected with rotation section, can relatively rotate, during the first connector and the second connector rotate, be respectively fitted over and turn
The first ring gear in each rotating shaft in dynamic portion and the second ring gear engage each other, and enable the first connector and stable the turning of the second connector
Dynamic, and make the first connector and the second connector rotate during need certain rotatory force, the one of special first ring gear
Week is only provided with tooth on predetermined angular, when rotate the first connector in predetermined rotational angular range when, the first ring gear and second
Ring gear departs from, and when rotating the first connector outside predetermined rotational angular range, the first ring gear is engaged with the second ring gear.With respect to existing
Have in technology, the electronic equipment of table chain rotating shaft, in firm folding electronic equipment, folding torsion is larger, and to need user to use larger
Power go folding, make user in the electronic equipment using table chain rotating shaft, experience is not good, the utility model technical side
In case, tooth was only provided with predetermined angular in one week of the first ring gear, when rotating the first connector in predetermined rotational angular range
When, the first ring gear and the second ring gear depart from, when rotating the first connector outside predetermined rotational angular range, the first ring gear and second
Ring gear engages, that is, using rotation connection structure of the present utility model and electronic equipment, the in the predetermined angular range in firm folding
One ring gear and the second ring gear do not engage, and user just can open rotation connection structure or electronic equipment using less power, convenient
User uses, and lifts user experience.
The above, be only preferred embodiment of the present utility model, not the utility model is made any formal
Restriction, any simple modification, equivalent variations and modification above example made according to technical spirit of the present utility model,
All still fall within the range of technical solutions of the utility model.
Claims (7)
1. a kind of rotation connection structure it is characterised in that comprising:
First connector；
Second connector；
Rotation section, described rotation section includes first rotating shaft placed side by side, the second rotating shaft and the 3rd rotating shaft, described first rotating shaft with
Described second rotating shaft connects, and described first rotating shaft is rotated in axle sleeve mode with described first connector and is connected, described 3rd rotating shaft
Rotated in axle sleeve mode with described second connector and be connected；
At least m the first ring gear and m the second ring gear being meshed with described first ring gear, m is the even number of non-zero；
Described m the first ring gear is respectively sleeved in described first rotating shaft and the 3rd rotating shaft, described m the first ring gear respectively with institute
State the first connector and described second connector rotates and connects, described m the second ring gear is respectively sleeved at by described second rotating shaft
In the axle group of described 3rd rotating shaft composition, and it is set in the axle group being made up of described first rotating shaft and described second rotating shaft
On；
Only on predetermined angular, it is provided with tooth within one week of described first ring gear, described predetermined angular is less than 360 degree, when rotation described the
In predetermined rotational angular range, described first ring gear is departed from a connection piece with described second ring gear, connects when rotating described first
Outside described predetermined rotational angular range, described first ring gear is engaged fitting with described second ring gear.
2. rotation connection structure according to claim 1 it is characterised in that
Described predetermined rotational angular is 10-30 degree.
3. rotation connection structure according to claim 1 it is characterised in that
Described first ring gear is four, and two described first ring gears are set in described first rotating shaft, with described first connector
Rotate and connect, two described first ring gears are set in described 3rd rotating shaft, rotate with described second connector and be connected；
Described second ring gear is four, and two described second ring gears are set in and are made up of described second rotating shaft and described 3rd rotating shaft
Axle group on, two described second ring gears are set in the axle group being made up of described first rotating shaft and described second rotating shaft.
4. rotation connection structure according to claim 3 it is characterised in that
Described first ring gear is made up of multiple first gear pieces；
Described second ring gear is made up of multiple second gear pieces.
5. rotation connection structure according to claim 4 it is characterised in that
Described first connector includes the first bracing frame and multiple first connection sheet, one end of described first connection sheet and described the
One bracing frame rotates and connects, and the other end is rotated in axle sleeve mode with described first rotating shaft and is connected；
Described second connector includes the second bracing frame and multiple second connection sheet, one end of described second connection sheet and described the
Two bracing frames rotate and connect, and the other end is rotated in axle sleeve mode with described 3rd rotating shaft and is connected.
6. rotation connection structure according to claim 5 is it is characterised in that also include:
Multiple damping fins, described damping fin is set in the axle group being made up of described second rotating shaft and the 3rd rotating shaft.
7. a kind of electronic equipment it is characterised in that comprising:
The first noumenon；
Second body；
The arbitrary described rotation connection structure of the claims 1-6, described first connector is connected with described the first noumenon, described
Second connector is connected with described second body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620512289.XU CN205899434U (en) | 2016-05-31 | 2016-05-31 | Connection structure and electronic equipment rotate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620512289.XU CN205899434U (en) | 2016-05-31 | 2016-05-31 | Connection structure and electronic equipment rotate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205899434U true CN205899434U (en) | 2017-01-18 |
Family
ID=57766788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620512289.XU Active CN205899434U (en) | 2016-05-31 | 2016-05-31 | Connection structure and electronic equipment rotate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205899434U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107562124A (en) * | 2017-08-25 | 2018-01-09 | 联想(北京)有限公司 | Electronic equipment |
-
2016
- 2016-05-31 CN CN201620512289.XU patent/CN205899434U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107562124A (en) * | 2017-08-25 | 2018-01-09 | 联想(北京)有限公司 | Electronic equipment |
| CN107562124B (en) * | 2017-08-25 | 2020-11-20 | 联想(北京)有限公司 | Electronic device |
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