CN110138936A - Flexible folding mechanism and folding screen mobile terminal - Google Patents
Flexible folding mechanism and folding screen mobile terminal Download PDFInfo
- Publication number
- CN110138936A CN110138936A CN201910369220.4A CN201910369220A CN110138936A CN 110138936 A CN110138936 A CN 110138936A CN 201910369220 A CN201910369220 A CN 201910369220A CN 110138936 A CN110138936 A CN 110138936A
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- China
- Prior art keywords
- limited block
- telescopic folding
- joint
- folding mechanism
- mechanism according
- Prior art date
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- 230000007246 mechanism Effects 0.000 title claims abstract description 42
- 239000011324 bead Substances 0.000 claims description 25
- 230000014759 maintenance of location Effects 0.000 claims description 25
- 238000000034 method Methods 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
- H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0249—Details of the mechanical connection between the housing parts or relating to the method of assembly
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
- H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention relates to a telescopic folding mechanism and a mobile terminal with a folding screen, wherein the telescopic folding mechanism comprises a first fixed supporting plate, a second fixed supporting plate and at least one telescopic folding component, one end of the telescopic folding component is rotatably connected with the first fixed supporting plate, and the other end of the telescopic folding component is rotatably connected with the second fixed supporting plate; the telescopic folding assembly comprises at least two telescopic folding units which are sequentially connected in a head-tail rotating mode, and each telescopic folding unit comprises a connecting piece, a first joint and a second joint, wherein the first joint is connected with one end of the connecting piece in a sliding mode, and the second joint is connected with the other end of the connecting piece in a sliding mode. Can accomplish two most important functions in the folding process simultaneously, the part is less moreover, and the equal simple structure of part has reduced the assembly degree of difficulty, has greatly improved the efficiency of assembly, and less part also makes the flexible folding mechanism after the assembly is accomplished folding stable with more stable connection, is applied to mobile terminal with this flexible folding mechanism, can make the folding stability of folding screen, and can not influence other functions.
Description
Technical field
The present invention relates to technical field of mobile terminals more particularly to a kind of telescopic folding mechanism and Folding screen mobile terminals.
Background technique
Mobile phone technique develops rapidly in recent years, and various epoch-making new technologies constantly refresh people's recognizing for mobile phone
Know.The folding screen mobile phone of most recently newly rise has become the trend of development, folds screen mobile phone and although has been realized in folding function
Can, but due to the complexity of its internal structure, folder function is still unstable, and often influences the other function of mobile phone.It causes
State defect be mainly since the length compensation in the folding and folding process that need in folding at present needs different components to realize,
Other subsidiary variations in folding process are also required to unused component and are realized and adapted to, and component is very lengthy and jumbled cumbersome, assembly
It is difficult, time-consuming and laborious, cost of idleness, and after the assembly is completed since the component for needing to cooperate is excessive, also at folder function
It is unstable.
Accordingly, it is desirable to provide a kind of telescopic folding mechanism and Folding screen mobile terminal solve the deficiencies in the prior art.
Summary of the invention
In order to solve the problems in the prior art, it is mobile eventually that the present invention provides a kind of telescopic folding mechanisms and Folding screen
End.
A kind of telescopic folding mechanism is applied to Folding screen mobile terminal, including the first fixed support plate, the second fixed support
Plate and at least one telescopic folding component, one end of the telescopic folding component and first fixed support plate rotation connection,
The other end and second fixed support plate are rotatablely connected；
The telescopic folding component includes at least two telescopic folding units of successively head and the tail rotation connection, the flexible folding
Folded unit includes connector, the first joint being slidably connected with described connector one end and slides company with the connector other end
The second joint connect.
Further, the connector is the receiving shell that both ends are respectively equipped with through-hole.
Further, first joint includes the first joint body, and one end of first joint body is equipped with first
Engaging lug, first engaging lug are equipped with the first connecting hole, and the other end of first joint body is equipped with the first limited block；
At least one direction, the length of first joint body is less than the length of first limited block；
First joint body is set to the receiving through a through-hole for accommodating shell, first limited block
It can slide in shell and in the shell.
Further, the second joint includes second joint main body, and one end of the second joint main body is equipped with second
Limited block, the other end are set there are two the second parallel engaging lug, and two second engaging lugs are respectively equipped with the second connecting hole, and two
A second connecting hole coaxial arrangement；
At least one direction, the length of the second joint main body is less than the length of second limited block；
The second joint main body is set to the appearance through described another through-hole for accommodating shell, second limited block
It receives in shell and can be slided in the holding shell body.
Further, the first limited post and the second limited post are equipped in the holding shell body, first limited block can be in
It is slided between first limited post and a through-hole, second limited block can be in second limited post and another institute
It states and slides between through-hole.
Further, first engaging lug is equipped with third limited block in the direction that radially extends of first connecting hole,
The third limited block is equipped with the first limiting slot；First engaging lug, which is additionally provided with, to be oppositely arranged with the third limited block
4th limited block.
Further, the other end of the second joint is additionally provided with connect with the edge of two second engaging lugs respectively
And with matched 5th limited block of the third limited block, the 5th limited block be equipped with matched with first limiting slot
The first retention bead.
Further, the first magnet mounting groove is equipped in the third limited block；Second is equipped in 5th limited block
Magnet is equipped in magnet mounting groove, first magnet mounting groove and second magnet mounting groove.
Further, first engaging lug of a telescopic folding unit is set to another described telescopic folding list
It is equipped between two second engaging lugs of member and in first connecting hole and two second connecting holes through described the
First connecting shaft of one connecting hole and two second connecting holes；
First joint body of one telescopic folding unit and the second of another telescopic folding unit
When joint body coaxial state, first retention bead and first limiting slot interference fit are connected.
Further, the side of first fixed support plate is equipped with the telescopic folding component correspondingly at least
One the first connection unit, first connection unit include two parallel third engaging lugs, two third engaging lugs
On be respectively equipped with third connecting hole, two third connecting holes coaxial arrangements；
Two third engaging lugs are set to the two of first engaging lug of corresponding telescopic folding component one end
It is equipped in side and two third connecting holes and first connecting hole and runs through two third connecting holes and described first
Second connecting shaft of connecting hole.
Further, first connection unit further include connect respectively with the edge of two third engaging lugs,
And with matched 6th limited block of the third limited block, the 6th limited block is equipped with and first limiting slot matched the
Two retention beads；
When the first joint body and coplanar first fixed support plate that are connect with first connection unit, described
Two retention beads and first limiting slot interference fit connect.
Further, it is equipped with third magnet mounting groove in the 6th limited block, is equipped in the third magnet mounting groove
Magnet.
Further, multiple second connecting shafts are sequentially connected from head to tail to form second total connecting shaft.
Further, the side of second fixed support plate is equipped with the telescopic folding component correspondingly at least
One the second connection unit, second connection unit include the 4th engaging lug, and the 4th engaging lug is equipped with the 4th connection
Hole；
4th engaging lug be set to the corresponding telescopic folding component other end two second engaging lugs between,
And it is equipped in two second connecting holes and the 4th connecting hole and connects through two second connecting holes and the described 4th
Connect the third connecting shaft in hole.
Further, the 4th engaging lug is equipped with and the 5th limit in the direction that radially extends of the 4th connecting hole
7th limited block of position Block- matching, the 7th limited block are equipped with and matched second limiting slot of first retention bead；
4th engaging lug is additionally provided with the 8th limited block being oppositely arranged with the 7th limited block；
When the second joint main body and coplanar second fixed support plate that are connect with second connection unit, described
One retention bead and second limiting slot interference fit connect.
Further, it is equipped with the 4th magnet mounting groove in the 7th limited block, is equipped in the 4th magnet mounting groove
Magnet.
Further, multiple third connecting shafts are sequentially connected from head to tail to form the total connecting shaft of third.
Further, the telescopic folding component includes two telescopic folding units；Multiple first connecting shafts are successively
Head and the tail connection forms first total connecting shaft, and one end of first total connecting shaft is connected with perpendicular TRAJECTORY CONTROL plate；
The side of the first support fixed plate is equipped with the first guide plate, and first guide plate is equipped with the first guided way
Road, the TRAJECTORY CONTROL plate is equipped with to be set to matched first guide pin of first guide rail, first guide pin
In first guide rail；
The side of the second support fixed plate is equipped with the second guide plate, and second guide plate is equipped with the second guided way
Road, the TRAJECTORY CONTROL plate is equipped with to be set to matched second guide pin of second guide rail, second guide pin
In second guide rail.
Based on same invention thinking, the present invention also provides a kind of Folding screen mobile terminals, including the telescopic folding
Mechanism.
Technical solution of the present invention has the advantages that compared with the immediate prior art
The telescopic folding mechanism that technical solution provided by the invention provides is supported by the way that telescopic folding component and two are fixed
Rotation between the different telescopic folding unit of rotation and telescopic folding component internal between plate realizes two fixed supports
Rotation between plate, and then the fold between two fixed support plates is realized, can be from the angle between two fixed support plates
180 ° of state is adjusted to 0 ° of state, and here it is full frame states to folded state；Simultaneous retractable folds first inside unit
The sliding of joint and connector, the sliding of second joint and connector, can carry out length compensation in folding process；On the whole
Telescopic folding mechanism provided by the present application can carry out length compensation during completing and folding, and be completed at the same time folding process
In most important two functions, and component is less, and the equal structure of component is simple, reduces assembly difficulty, greatly improves
The efficiency of assembly, and lesser component and more stable connection be but also telescopic folding mechanism after the assembly is completed folds and stablizes,
This telescopic folding mechanism is applied to mobile terminal, the folding of Folding screen can be made to stablize, and will not influence other functions.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of telescopic folding mechanism provided by the invention；
Fig. 2 is the structural schematic diagram of telescopic folding component provided by the invention；
Fig. 3 is the structural schematic diagram in the first joint provided by the invention；
Fig. 4 is the top view in the first joint provided by the invention；
Fig. 5 is the structural schematic diagram provided by the invention for accommodating shell；
Fig. 6 is the structural schematic diagram of second joint provided by the invention；
Fig. 7 is the top view of second joint provided by the invention；
Fig. 8 is the front view of the first fixed support plate provided by the invention；
Fig. 9 is the structural schematic diagram of the first fixed support plate provided by the invention；
Figure 10 is the part A partial enlarged view in Fig. 9；
Figure 11 is the front view of the second fixed support plate provided by the invention；
Figure 12 is the structural schematic diagram of the second fixed support plate provided by the invention；
Figure 13 is the part B partial enlarged view in Figure 12；
Figure 14 is the structural schematic diagram of the mobile terminal section of Folding screen provided by the invention.
Wherein, 1- Folding screen；2- screen protecting plate；The first fixed support plate of 3-；The second fixed support plate of 4-；The flexible folding of 5-
Stacked group part；The first connection unit of 6-；The second connection unit of 7-；The first connecting shaft of 8-；The second connecting shaft of 9-；10- third connecting shaft；
11- TRAJECTORY CONTROL plate；The first guide pin of 12-；The second guide pin of 13-；The first joint 14-；15- accommodates shell；16- second is closed
Section；The first joint body of 17-；The first engaging lug of 18-；The first connecting hole of 19-；The first limited block of 20-；21- third limited block；
The first magnet mounting groove of 22-；The 4th limited block of 23-；24- second joint main body；The second engaging lug of 25-；The second connecting hole of 26-；
The second limited block of 27-；The 5th limited block of 28-；The second magnet mounting groove of 29-；The first limiting slot of 30-；The first retention bead of 31-；
The first guide rail of 32-；33- third engaging lug；34- third connecting hole；The 6th limited block of 35-；The second retention bead of 36-；37-
Third magnet mounting groove；The first guide plate of 38-；The second guide plate of 39-；The second guide rail of 40-；The 4th engaging lug of 41-；42-
4th connecting hole；The 7th limited block of 43-；The second limiting slot of 44-；The 4th magnet mounting groove of 45-；The 8th limited block of 46-.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As shown in figs. 1 to 14, the present invention provides a kind of telescopic folding mechanisms, are applied to Folding screen mobile terminal, packet
The first fixed support plate 3, the second fixed support plate 4 and at least one telescopic folding component 5 are included, the telescopic folding component 5
One end and first fixed support plate 3 rotation connection, the other end and second fixed support plate 4 are rotatablely connected；It is described to stretch
Contracting foldable assembly 5 includes at least two telescopic folding units of successively head and the tail rotation connection, and the telescopic folding unit includes connecting
Fitting, the first joint 14 being slidably connected with described connector one end and the second pass being slidably connected with the connector other end
Section 16.
It is different by rotation between telescopic folding component 5 and two fixed support plates and 5 inside of telescopic folding component
Telescopic folding unit between rotation realize the rotation between two fixed support plates, and then realize between two fixed support plates
Fold, can be that 180 ° of state be adjusted to 0 ° of state from the angle between two fixed support plates, here it is full frame shapes
State is to folded state；Simultaneous retractable folds the first joint 14 and the sliding of connector, the second joint 16 inside unit and connect
The sliding of part can carry out length compensation in folding process；Telescopic folding mechanism provided by the present application can be complete on the whole
Length compensation is carried out during at folding, most important two functions being completed at the same time in folding process, and component compared with
Few, the equal structure of component is simple, reduces assembly difficulty, greatly improves the efficiency of assembly, and lesser component and more stable
Connection but also telescopic folding mechanism after the assembly is completed folds stablizes, this telescopic folding mechanism is applied to mobile terminal,
The folding of Folding screen can be made to stablize, and will not influence other functions.
In some embodiments of the invention, the connector is the receiving shell 15 that both ends are respectively equipped with through-hole.
In a rectangular parallelepiped shape, two faces in left and right are respectively equipped with the through-hole of ellipse to the receiving shell 15, and front-back is equipped with square
The observation panel of shape, the through-hole on two faces in left and right, runs through for the first joint 14 and second joint 16 respectively, the first joint 14 and the
Two joints 16 are slided accommodating in shell 15 respectively, slide more stable, and the limitation of sliding path and limit is also more convenient, can
It leans on.
In some embodiments of the invention, first joint 14 includes the first joint body 17, first joint
One end of main body 17 is equipped with the first engaging lug 18, and first engaging lug 18 is equipped with the first connecting hole 19, first joint
The other end of main body 17 is equipped with the first limited block 20；At least one direction, the length of first joint body 17 is less than
The length of first limited block 20；First joint body 17 is through a through-hole for accommodating shell 15, and described the
One limited block 20 is set in the receiving shell 15 and can slide in the shell.
Through the through-hole for accommodating 15 left side of shell, the through-hole is ellipse in the first joint 14, and long axis is vertical direction,
First limited block 20 is also to be greater than the diameter of the first joint body 17 in vertical direction length, and the shape of certain through-hole can also
To select other shapes, the greater depth direction of the direction of long axis and the first limited block 20 also can choose other directions, pass through
The first limited block 20 accommodated in shell 15 is set, and sliding and limitation are all convenient and reliable, and the shape of the first limited block 20 can
It is matched with the receiving cavity shape accommodated in shell 15, i.e., the inner wall of the first limited block 20 and receiving shell 15 is seamless connects this
The first limited block of sample 20 can only slide in the lateral direction, other directions do not have movement, further enhance the stability of sliding；
First engaging lug 18 with other joints or fixed support plate for connecting.
In some embodiments of the invention, the second joint 16 includes second joint main body 24, the second joint
One end of main body 24 is equipped with the second limited block 27, the other end is set there are two the second parallel engaging lug 25, and two described second connect
Lug 25 is respectively equipped with the second connecting hole 26, and two second connecting holes 26 are coaxially disposed；At least one direction, described
The length of second joint main body 24 is less than the length of second limited block 27；The second joint main body 24 runs through the receiving
Another through-hole of shell 15, second limited block 27 are set in the receiving shell 15 and can be in the receiving shells 15
Sliding.
For second joint 16 through the through-hole for accommodating 15 right side of shell, the through-hole is ellipse, and long axis is vertical direction,
Second limited block 27 is also to be greater than the diameter of second joint main body 24 in vertical direction length, and the shape of certain through-hole can also
To select other shapes, the greater depth direction of the direction of long axis and the second limited block 27 also can choose other directions, pass through
The second limited block 27 accommodated in shell 15 is set, and sliding and limitation are all convenient and reliable, and the shape of the second limited block 27 can
It is matched with the receiving cavity shape accommodated in shell 15, i.e., the inner wall of the second limited block 27 and receiving shell 15 is seamless connects this
The second limited block of sample 27 can only slide in the lateral direction, other directions do not have movement, further enhance the stability of sliding；
Second engaging lug 25 with other joints or fixed support plate for connecting.
In some embodiments of the invention, the first limited post and the second limited post, institute are equipped in the receiving shell 15
Stating the first limited block 20 can slide between first limited post and a through-hole, and second limited block 27 can Yu Suoshu
It is slided between second limited post and another described through-hole.
First joint 14 and second joint 16 are respectively provided at the left and right side for accommodating shell 15, the first limited block 20
It may be interfered with each other with the second limited block 27 in the sliding accommodated in shell 15, therefore two limited posts are set, the first limit
Column has close to left side, the second limited post close to right side, the sliding of such first limited block 20 and the sliding of the second limited block 27
Independent path, is not interfered, sliding stability between each other, and limit is accurate.
In some embodiments of the invention, first engaging lug 18 is in the side of radially extending of first connecting hole 19
To third limited block 21 is equipped with, the third limited block 21 is equipped with the first limiting slot 30；First engaging lug 18 is additionally provided with
The 4th limited block 23 being oppositely arranged with the third limited block 21.
The third limited block 21 is for limiting 16 phase of the fixed support plate connecting with the first engaging lug 18 or second joint
To the rotational angle in the first joint 14, turning to after offseting with third limited block 21 cannot further be rotated, and the first limit
The direction of position slot 30 is directed towards the left side, the 4th limited block 23 can length compensation during rotation limited.
In some embodiments of the invention, the other end of the second joint 16 be additionally provided with respectively with two described second
Engaging lug 25 edge connection and with matched 5th limited block 28 of the third limited block 21, the 5th limited block 28
Equipped with matched first retention bead 31 of first limiting slot 30.
5th limited block 28 is for limit the fixed support plate connecting with the second engaging lug 25 or the first joint 14 with respect to the
The rotational angle in two joints 16, turning to after offseting with the 5th limited block 28 cannot further rotate, and the first limited block
20 direction is directed towards the right, matches with the direction of the first limiting slot 30, can be realized the connection of the two.
In some embodiments of the invention, the first magnet mounting groove 22 is equipped in the third limited block 21；Described
The second magnet mounting groove 29 is equipped in five limited blocks 28, in first magnet mounting groove 22 and second magnet mounting groove 29
It is equipped with magnet.
The magnet in magnet and the second limited block 27 in third limited block 21 is same with second joint 16 in the first joint 14
When axis, the first retention bead 31 and the first limiting slot 30 interference fit are connected at this time, limit further rotation, and ensure that
The holding of this state, and synonyms pole is opposite between the magnet in third limited block 21 and the magnet magnet in the 5th limited block 28,
The stability of this state can be further increased under adelphotaxy.
In some embodiments of the invention, first engaging lug 18 of a telescopic folding unit is set to another
Between two second engaging lugs 25 of a telescopic folding unit and first connecting hole 19 and two it is described second connect
Connect the first connecting shaft 8 being equipped in hole 26 through first connecting hole 19 and two second connecting holes 26；Described in one
First joint body 17 of telescopic folding unit and the second joint main body 24 of telescopic folding unit described in another are coaxial
When state, first retention bead 31 is connected with first limiting slot 30 interference fit.
It is second joint 16 that left side one end of telescopic folding unit, which is the first joint 14, one section of the right, different flexible foldings
It is connected from beginning to end between folded unit, then the first of the telescopic folding unit of the second joint 16 and right side of the telescopic folding unit on the left side is closed
14 connection of section, and the left end in the first joint 14 has the first engaging lug 18, there are two the second connections for the right end tool of second joint 16
Ear 25 by interting between engaging lug, then is equipped with running through for the first rotation axis, and the rotation realized between telescopic folding unit connects
It connects, and stable connection, flexibly, the first rotation axis extends along the vertical direction for rotation；Third limited block 21 is before the first joint 14
Side, the 5th limited block 28 is in the front side of second joint 16, in this way in the first joint body 17 and coaxial second joint main body 24,
Third limited block 21 and the 5th limited block 28 offset, and the first retention bead 31 is inserted into the first limiting slot 30, and the two mistake
It is full of cooperation, ensure that stable connection, it is in stable condition.
In some embodiments of the invention, the side of first fixed support plate 3 is equipped with and the telescopic folding group
At least one one-to-one first connection unit 6 of part 5, first connection unit 6 include two parallel third engaging lugs
33, third connecting hole 34 is respectively equipped on two third engaging lugs 33, two third connecting holes 34 are coaxially disposed；Two
A third engaging lug 33 be set to corresponding 5 one end of telescopic folding component first engaging lug 18 two sides and
It is equipped in two third connecting holes 34 and first connecting hole 19 through two third connecting holes 34 and described the
Second connecting shaft 9 of one connecting hole 19.
The left end of telescopic folding component 5 is first joint 14, and 14 left end of the first joint is the first engaging lug 18,
Therefore the first connection unit 6 of the first fixed support plate 3 should include two third engaging lugs 33, pass through wearing between engaging lug
It inserts, then is equipped with running through for the second rotation axis, realize the rotation connection between telescopic folding unit and the first fixed support plate 3, and
Stable connection, rotation are flexible；Second rotation axis extends along the vertical direction.
In some embodiments of the invention, first connection unit 6 further includes connecting respectively with two thirds
The edge connection of ear 33 and with matched 6th limited block 35 of the third limited block 21, the 6th limited block 35 is equipped with
With matched second retention bead 36 of first limiting slot 30；The first joint body being connect with first connection unit 6
17 and when coplanar first fixed support plate 3, second retention bead 36 connects with first limiting slot 30 interference fit
It connects.
Third limited block 21 is in the front side in the first joint 14, and the 6th limited block 35 is in the front side of the first connection unit 6, in this way
When the first joint body 17 is coplanar with the first fixed support plate 3, third limited block 21 and the 6th limited block 35 offset, and second
Retention bead 36 is inserted into the first limiting slot 30, and the two is interference fitted, and ensure that stable connection, in stable condition.
In some embodiments of the invention, it is equipped with third magnet mounting groove 37 in the 6th limited block 35, described the
Magnet is equipped in three magnet mounting grooves 37.
The magnet in magnet and the 6th limited block 35 in third limited block 21 is in the first joint 14 and the first fixed support
When plate 3 is coplanar, the second retention bead 36 and the first limiting slot 30 interference fit are connected at this time, limit further rotation, and
It ensure that the holding of this state, and synonyms pole phase between the magnet in third limited block 21 and the magnet in the 6th limited block 35
It is right, the stability of this state can be further increased under adelphotaxy.
In some embodiments of the invention, multiple second connecting shafts 9 are sequentially connected from head to tail to form second total connection
Axis.
All second connecting shafts 9 are connected as an entirety, between multiple telescopic folding components 5 and the first fixed support plate 3
Rotation surrounds the same axis, then rotates synchronism height, and consistency is good, conducive to the stability and reliability for improving rotation.
In some embodiments of the invention, the side of second fixed support plate 4 is equipped with and the telescopic folding group
At least one one-to-one second connection unit 7 of part 5, second connection unit 7 include the 4th engaging lug 41, the described 4th
Engaging lug 41 is equipped with the 4th connecting hole 42；4th engaging lug 41 is set to corresponding 5 other end of telescopic folding component
Two second engaging lugs 25 between and two second connecting holes 26 and the 4th connecting hole 42 in be equipped with and run through two
The third connecting shaft 10 of a second connecting hole 26 and the 4th connecting hole 42.
The right end of telescopic folding component 5 is a second joint 16, and 16 left end of second joint is two second connections
Ear 25, therefore the second connection unit 7 of the second fixed support plate 4 should include the 4th engaging lug 41, pass through wearing between engaging lug
It inserts, then is equipped with running through for third rotation axis, realize the rotation connection between telescopic folding unit and the second fixed support plate 4, and
Stable connection, rotation are flexible；Third rotation axis extends along the vertical direction.
In some embodiments of the invention, the 4th engaging lug 41 is in the side of radially extending of the 4th connecting hole 42
It is equipped with and first limit to being equipped with matched 7th limited block 43 of the 5th limited block 28, the 7th limited block 43
Raised 31 matched second limiting slots 44 in position；4th engaging lug 41, which is additionally provided with, to be oppositely arranged with the 7th limited block 43
8th limited block 46；The second joint main body 24 and second fixed support plate 4 connecting with second connection unit 7 are coplanar
When, first retention bead 31 is connected with second limiting slot 44 interference fit.
5th limited block 28 is in the front side of second joint 16, and the 7th limited block 43 is in the front side of the second connection unit 7, in this way
When second joint main body 24 is coplanar with the second fixed support plate 4, the 5th limited block 28 and the 7th limited block 43 offset, and first
Retention bead 31 is inserted into the second limiting slot 44, and the two is interference fitted, and ensure that stable connection, in stable condition.
In some embodiments of the invention, it is equipped with the 4th magnet mounting groove 45 in the 7th limited block 43, described the
Magnet is equipped in four magnet mounting grooves 45.
The magnet in magnet and the 7th limited block 43 in 5th limited block 28 is in second joint 16 and the second fixed support
When plate 4 is coplanar, the first retention bead 31 and the second limiting slot 44 interference fit are connected at this time, limit further rotation, and
It ensure that the holding of this state, and synonyms pole between the magnet magnet in the magnet and the 7th limited block 43 in the 5th limited block 28
Relatively, the stability of this state can be further increased under adelphotaxy；8th limited block 46 can during rotation
Length compensation is limited.
In some embodiments of the invention, multiple third connecting shafts 10 are sequentially connected from head to tail to form third and always connect
Axis.
All third connecting shafts 10 are connected as an entirety, between multiple telescopic folding components 5 and the second fixed support plate 4
Rotation surrounds the same axis, then rotates synchronism height, and consistency is good, conducive to the stability and reliability for improving rotation.
In some embodiments of the invention, the telescopic folding component 5 includes two telescopic folding units；It is multiple described
First connecting shaft 8 is sequentially connected from head to tail to form first total connecting shaft, and one end of first total connecting shaft is connected with perpendicular
TRAJECTORY CONTROL plate 11；The side of the first support fixed plate is equipped with the first guide plate 38, sets on first guide plate 38
There is the first guide rail 32, the TRAJECTORY CONTROL plate 11 is equipped with and matched first guide pin of first guide rail 32
12, first guide pin 12 is set in first guide rail 32；The side of the second support fixed plate is equipped with second
Guide plate 39, second guide plate 39 are equipped with the second guide rail 40, and the TRAJECTORY CONTROL plate 11 is equipped with and described the
Matched second guide pin 13 of two guide rail 40, second guide pin 13 are set in second guide rail 40.
The telescopic folding component 5 of two telescopic folding units composition can complete folding and length compensation, and two flexible
It folds unit to be symmetrical arranged, easy to operate in folding process, stability is good；All first connecting shafts 8 are connected as an entirety, multiple
The rotation between telescopic folding unit in telescopic folding component 5 surrounds the same axis, then rotates synchronism height, and consistency is good,
Conducive to the stability and reliability for improving rotation；One end of first connection line shaft connects TRAJECTORY CONTROL plate 11, TRAJECTORY CONTROL plate 11
It can control the track of phone folded by the cooperation of guide pin and guide rail, control folds the speed with sliding；First leads
Extend along the vertical direction respectively to pin 12 and the second guide pin 13.
First total connecting shaft 8, second total connecting shaft 9, the total connecting shaft 10 of third be parallel to each other, second total connecting shaft 9 and
One fixed support plate is 3 coplanar, the total connecting shaft 9 of third is coplanar with the second fixed support plate 4, first total connecting shaft 8 and first is fixed
Support plate 3 is coplanar, first total connecting shaft 8 is coplanar with the second fixed support plate 4, and when the first fixed support plate 3 and second is fixed
When support plate 4 is coplanar, first total connecting shaft 8, the first fixed support plate 3 and the second fixed support plate 4 are coplanar.
The directions such as the left side, the right side, front, back, front side, rear side, the vertical direction repeatedly mentioned in embodiment, be all
Telescopic folding mechanism stretch fully unfolded position when, and side when the first fixed support plate 3 and all vertical the second fixed support plate 4
To；The first limited block 20 and the second limited block 27 are fitted to respectively on the inner wall with through-hole for accommodating shell 15 when this state,
It for meeting the length compensation under unfolded state, and is then slided to the direction for accommodating limited post in shell 15 when folding, flexible
When fold mechanism is in folded state, the second limited block 27 and the 8th limited block 46 are respectively close to the second joint 16 being attached thereto
Or second fixed support plate 4, and offset and to form limit.
And the also not office such as positional relationship of through-hole, observation panel, the position of each limited block, joint and connector mentioned
The case where limit is mentioned in this present embodiment, as long as can satisfy folding and sliding, and is able to carry out limit, selects according to actual needs
Selecting setting similarly can be with the description so refined in the present embodiment to various positions and direction is main in other directions
If in order to which technical solution of the present invention is specifically described in detail.
Based on same invention thinking, the present invention also provides a kind of Folding screen mobile terminals, including the telescopic folding
Mechanism.The outer surface of telescopic folding mechanism sets gradually screen protecting plate 2 and Folding screen 1.
It should be noted that, in this document, the relational terms of such as " first " and " second " or the like are used merely to one
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (19)
1. a kind of telescopic folding mechanism, be applied to Folding screen mobile terminal, which is characterized in that including the first fixed support plate (3),
Second fixed support plate (4) and at least one telescopic folding component (5), one end of the telescopic folding component (5) and described the
One fixed support plate (3) rotation connection, the other end and second fixed support plate (4) are rotatablely connected；
The telescopic folding component (5) includes at least two telescopic folding units of successively head and the tail rotation connection, the flexible folding
Folded unit includes connector, the first joint (14) being slidably connected with described connector one end and slides with the connector other end
The second joint (16) of dynamic connection.
2. a kind of telescopic folding mechanism according to claim 1, which is characterized in that the connector is respectively equipped with for both ends
The receiving shell (15) of through-hole.
3. a kind of telescopic folding mechanism according to claim 2, which is characterized in that first joint (14) includes first
One end of joint body (17), first joint body (17) is equipped with the first engaging lug (18), first engaging lug (18)
It is equipped with the first connecting hole (19), the other end of first joint body (17) is equipped with the first limited block (20)；
At least one direction, the length of first joint body (17) is less than the length of first limited block (20)；
First joint body (17) is set to through a through-hole for accommodating shell (15), first limited block (20)
It can slide in the receiving shell (15) and in the shell.
4. a kind of telescopic folding mechanism according to claim 3, which is characterized in that the second joint (16) includes second
Joint body (24), one end of the second joint main body (24) is equipped with the second limited block (27), the other end sets that there are two parallel
The second engaging lug (25), two second engaging lugs (25) are respectively equipped with the second connecting hole (26), and two described second connect
Connect hole (26) coaxial arrangement；
At least one direction, the length of the second joint main body (24) is less than the length of second limited block (27)；
The second joint main body (24) sets through described another through-hole for accommodating shell (15), second limited block (27)
And it can be in sliding in the receiving shell (15) in the receiving shell (15).
5. a kind of telescopic folding mechanism according to claim 4, which is characterized in that be equipped with the in the receiving shell (15)
One limited post and the second limited post, first limited block (20) can slide between first limited post and a through-hole
Dynamic, second limited block (27) can be slided between second limited post and another described through-hole.
6. a kind of telescopic folding mechanism according to claim 4, which is characterized in that the first engaging lug (18) Yu Suoshu
First connecting hole (19) radially extends direction equipped with third limited block (21), and the third limited block (21) is equipped with the first limit
Position slot (30)；First engaging lug (18) is additionally provided with the 4th limited block being oppositely arranged with the third limited block (21)
(23)。
7. a kind of telescopic folding mechanism according to claim 6, which is characterized in that the other end of the second joint (16)
Be additionally provided with it is being connect respectively with the edge of two second engaging lugs (25) and with the third limited block (21) matched
Five limited blocks (28), the 5th limited block (28) are equipped with and matched first retention bead of the first limiting slot (30)
(31)。
8. a kind of telescopic folding mechanism according to claim 7, which is characterized in that be equipped in the third limited block (21)
First magnet mounting groove (22)；The second magnet mounting groove (29) are equipped in 5th limited block (28), the first magnet peace
Magnet is equipped in tankage (22) and second magnet mounting groove (29).
9. a kind of telescopic folding mechanism according to claim 8, which is characterized in that the institute of a telescopic folding unit
The first engaging lug (18) are stated between two second engaging lugs (25) of another telescopic folding unit and described the
It is equipped in one connecting hole (19) and two second connecting holes (26) through first connecting hole (19) and two described the
The first connecting shaft (8) of two connecting holes (26)；
First joint body (17) of one telescopic folding unit and the second of another telescopic folding unit
When joint body (24) coaxial state, first retention bead (31) and first limiting slot (30) interference fit are connected.
10. a kind of telescopic folding mechanism according to claim 8, which is characterized in that first fixed support plate (3)
Side is equipped with and at least one one-to-one first connection unit (6) of the telescopic folding component (5), the first connection list
First (6) include two parallel third engaging lugs (33), are respectively equipped with third connecting hole on two third engaging lugs (33)
(34), two third connecting hole (34) coaxial arrangements；
Two third engaging lugs (33) are set to first engaging lug of corresponding telescopic folding component (5) one end
(18) interior be equipped in two sides and two third connecting holes (34) and first connecting hole (19) runs through two thirds
The second connecting shaft (9) of connecting hole (34) and first connecting hole (19).
11. a kind of telescopic folding mechanism according to claim 10, which is characterized in that first connection unit (6) is also
Including it is being connect respectively with the edge of two third engaging lugs (33) and with the third limited block (21) the matched 6th
Limited block (35), the 6th limited block (35) are equipped with and matched second retention bead (36) of first limiting slot (30)；
When the first joint body (17) and coplanar first fixed support plate (3) that are connect with first connection unit (6),
Second retention bead (36) and first limiting slot (30) interference fit connect.
12. a kind of telescopic folding mechanism according to claim 11, which is characterized in that set in the 6th limited block (35)
Have third magnet mounting groove (37), magnet is equipped in the third magnet mounting groove (37).
13. a kind of telescopic folding mechanism according to claim 10, which is characterized in that multiple second connecting shafts (9)
It is sequentially connected from head to tail to form second total connecting shaft.
14. a kind of telescopic folding mechanism according to claim 8, which is characterized in that second fixed support plate (4)
Side is equipped with and at least one one-to-one second connection unit (7) of the telescopic folding component (5), the second connection list
First (7) include the 4th engaging lug (41), and the 4th engaging lug (41) is equipped with the 4th connecting hole (42)；
4th engaging lug (41) is set to two second engaging lugs of corresponding telescopic folding component (5) other end
(25) it is equipped between and in two second connecting holes (26) and the 4th connecting hole (42) through two second connections
The third connecting shaft (10) in hole (26) and the 4th connecting hole (42).
15. a kind of telescopic folding mechanism according to claim 14, which is characterized in that the 4th engaging lug (41) is in institute
The direction that radially extends for stating the 4th connecting hole (42) is equipped with and matched 7th limited block (43) of the 5th limited block (28), institute
The 7th limited block (43) is stated to be equipped with and matched second limiting slot (44) of first retention bead (31)；4th connection
Ear (41) is additionally provided with the 8th limited block (46) being oppositely arranged with the 7th limited block (43)；
When the second joint main body (24) and coplanar second fixed support plate (4) that are connect with second connection unit (7),
First retention bead (31) and second limiting slot (44) interference fit connect.
16. a kind of telescopic folding mechanism according to claim 15, which is characterized in that set in the 7th limited block (43)
There is the 4th magnet mounting groove (45), is equipped with magnet in the 4th magnet mounting groove (45).
17. a kind of telescopic folding mechanism according to claim 14, which is characterized in that multiple third connecting shafts (10)
It is sequentially connected from head to tail to form the total connecting shaft of third.
18. a kind of telescopic folding mechanism according to claim 9, which is characterized in that the telescopic folding component (5) includes
Two telescopic folding units；Multiple first connecting shafts (8) are sequentially connected from head to tail to form first total connecting shaft, and described first is total
One end of connecting shaft is connected with perpendicular TRAJECTORY CONTROL plate (11)；
The side of the first support fixed plate is equipped with the first guide plate (38), and first guide plate (38) is equipped with first and leads
To track (32), the TRAJECTORY CONTROL plate (11) is equipped with and matched first guide pin of the first guide rail (32)
(12), first guide pin (12) is set in first guide rail (32)；
The side of the second support fixed plate is equipped with the second guide plate (39), and second guide plate (39) is equipped with second and leads
To track (40), the TRAJECTORY CONTROL plate (11) is equipped with and matched second guide pin of the second guide rail (40)
(13), second guide pin (13) is set in second guide rail (40).
19. a kind of Folding screen mobile terminal, which is characterized in that including the described in any item telescopic folding machines of claim 1 to 18
Structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910369220.4A CN110138936B (en) | 2019-05-05 | 2019-05-05 | Telescopic folding mechanism and folding screen mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910369220.4A CN110138936B (en) | 2019-05-05 | 2019-05-05 | Telescopic folding mechanism and folding screen mobile terminal |
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| CN110138936A true CN110138936A (en) | 2019-08-16 |
| CN110138936B CN110138936B (en) | 2024-03-08 |
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Cited By (1)
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| CN110767091A (en) * | 2019-10-31 | 2020-02-07 | 云谷（固安）科技有限公司 | Folding display device |
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| US20170208699A1 (en) * | 2016-01-15 | 2017-07-20 | William James McDermid | Projected neutral bend axis hinge |
| CN205584269U (en) * | 2016-03-14 | 2016-09-14 | 广东欧珀移动通信有限公司 | Folding mechanism and mobile terminal |
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| CN110138936B (en) | 2024-03-08 |
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