CN212899354U

CN212899354U - Lock catch of portable electronic terminal

Info

Publication number: CN212899354U
Application number: CN202020990294.8U
Authority: CN
Inventors: 刘小杰; 周德涛
Original assignee: Hangzhou Amphenol Phoenix Telecom Parts Co Ltd
Current assignee: Hangzhou Amphenol Phoenix Telecom Parts Co Ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-04-06
Anticipated expiration: 2030-06-03

Abstract

The utility model provides a lock catch of a portable electronic terminal, which comprises a rotating support plate and a connecting piece, wherein the lower part of the rotating support plate is connected with the connecting piece in a sliding way, and the rotating support plate and the connecting piece form an integral synchronous rotating telescopic system; a locking structure is arranged between the rotating support plate and the connecting piece, the locking structure corresponds to one or more different relative sliding positions of the rotating support plate and the connecting piece and provides one or more locking positions, and when the locking structure enters a locking matching state, the relative sliding and loosening between the rotating support plate and the connecting piece are prevented; the relative sliding direction of the rotating support plate and the connecting piece is vertical to the rotating axis of the rotating support plate. The utility model discloses can directly provide the keying structure in sliding system, help the simplification of structure and to the support and the movement track control of rotation supporting plate, and can also provide the operating resistance, improve the operation and feel smooth.

Description

Lock catch of portable electronic terminal

Technical Field

The utility model relates to a portable electronic terminal's hasp especially relates to flexible screen mobile electronic terminal's hasp of infolding.

Background

For a mobile electronic terminal, a flexible screen is an ideal screen, the terminal is folded when being carried, and double display is obtained by flattening when being used, so that the requirement for large-screen display is met. The fold-in flexible screen mobile electronic terminal needs to have a certain structure to keep the stability of the current state under certain angle states, especially under the state of flattening, and the structures are clearly beneficial to the fold-in flexible screen mobile electronic terminal which is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a portable electronic terminal's hasp can lock the required state angle of flexible screen mobile electronic terminal of infolding. Therefore, the utility model adopts the following technical scheme:

the lock catch of the portable electronic terminal is characterized by comprising a rotating support plate and a connecting piece, wherein the lower part of the rotating support plate is connected with the connecting piece in a sliding way, and the rotating support plate and the connecting piece form an integral synchronous rotating telescopic system; a locking structure is arranged between the rotating support plate and the connecting piece, the locking structure corresponds to one or more different relative sliding positions of the rotating support plate and the connecting piece and provides one or more locking positions, and when the locking structure enters a locking matching state, the relative sliding and loosening between the rotating support plate and the connecting piece are prevented; the relative sliding direction of the rotating support plate and the connecting piece is vertical to the rotating axis of the rotating support plate.

Furthermore, the lock structure comprises a first structure arranged on the connecting piece and a second structure connected with the rotating support plate; the first structure and the second structure form a cam control matching structure; one of the first structure and the second structure is a liftable structure, and the first structure and the second structure are tightly matched through an elastic component.

Further, the second structure is a liftable structure.

Further, the first structure is arranged on the back surface of the connecting piece.

Furthermore, a connecting frame is arranged on the back of the rotating supporting plate, and a lifting guide connecting structure is arranged between the second structure and the connecting frame; the lock structure is provided with a disc reed stack as an elastic component in the lock structure.

Further, the cam control fitting has a flat fitting section in which a force value variation of the elastic member is not generated but an operation resistance of the mobile electronic terminal is provided by a frictional force.

Furthermore, both ends of the telescopic system are provided with a rotary connecting structure.

Furthermore, the portable electronic terminal is an inward-folding flexible screen mobile electronic terminal, the rotating support plate is a rotatable flexible screen support plate, and the locking structure enters a locking matching state when the inward-folding flexible screen mobile electronic terminal is in a flattening state and/or a folding state.

Further, the reference system is the state that the folding flexible screen mobile electronic terminal is unfolded, and the axis of the telescopic system at the end section of the rotating support plate is higher than the rotating axis of the telescopic system at the end of the connecting piece in the thickness direction of the folding flexible screen mobile electronic terminal.

Owing to adopt the technical scheme of the utility model, the utility model discloses can directly provide the keying structure in sliding system, help the simplification of structure and to the support and the movement track control of rotating the backup pad, and can also provide the operating resistance, improve the operation and feel smooth.

Drawings

Fig. 1 is the utility model discloses be applied to the structure explosion chart of flexible screen mobile terminal hinge embodiment of infolding.

Fig. 2-1 and 2-2 are schematic diagrams of the folded-in flexible screen mobile terminal in a flat state and a hinge in the state, respectively.

Fig. 3-1 and 3-2 are schematic diagrams of the folded-in flexible screen mobile terminal and a hinge in the state, respectively.

Fig. 4-1 and 4-2 are cross-sectional views of a hinge of a fold-in flexible screen mobile terminal in a flattened state and a folded state, respectively.

Fig. 5 is an enlarged view of a portion a of fig. 4-1.

Fig. 6 is a schematic diagram of the left and right rotating brackets and the synchronous counter-rotating coupling mechanism.

Fig. 7 is an enlarged view of the portion B of fig. 4-2.

Detailed Description

Reference is made to the accompanying drawings. This embodiment is exemplified by a folding flexible screen mobile electronic terminal, which is provided with a left side and a right side flexible screen main support plate 101, 201, a middle housing 300, a left rotation support plate 102 and a right rotation support plate 202, wherein the flexible screen main support plate 101, 201 may be a component fixedly arranged on the left casing 100 and the right casing 200 of the folding flexible screen mobile electronic terminal, or a part of the left casing and the right casing itself.

The hinge of the inward-folding flexible screen mobile electronic terminal comprises a left rotating support 1 and a right rotating support 2, and a synchronous reverse rotation connecting mechanism is connected between the left rotating support 1 and the right rotating support 2 to realize synchronous reverse rotation. The left rotating support 1 and the right rotating support 2 are respectively provided with a part (a screw connecting hole) fixedly connected with a left casing and a right casing of the inward-folding flexible screen mobile electronic terminal, the left casing and the right casing are respectively fixed with the left rotating support 1 and the right rotating support 2 together, and can not move relative to the left rotating support 1 and the right rotating support 2 and can only respectively rotate around the shafts of the left rotating support 1 and the right rotating support 2 together with the left rotating support 1 and the right rotating support 2.

The left and right

pivoting support plates

102 and 202 can pivot about the axes of the left and right pivoting brackets 1 and 2, respectively, together with the left and right pivoting brackets 1 and 2, respectively, and pivot relative to the left and right pivoting brackets 1 and 2, respectively.

When the fold-in flexible screen mobile electronic terminal is unfolded, the left rotating support plate 102 and the right rotating support plate 202 are respectively covered on the left side and the right side of the middle shell 300, and the left main support plate 101, the right main support plate 201, the left rotating support plate 102 and the right rotating support plate 202 are combined into the flexible screen support plate of the fold-in flexible screen mobile electronic terminal.

When the folding-in flexible screen mobile electronic terminal is folded, the left rotating support plate 102 and the right rotating support plate 202 are respectively inclined and the inner ends thereof are turned into the middle housing 300.

The outer ends of the left rotating support plate 102 and the right rotating support plate 202 are respectively rotatably connected with the left rotating support 1 and the right rotating support 2 through arc sliders and arc guide rail rotating connection structures outside the middle housing, and respectively rotate around the axis of the left rotating support 1 and the right rotating support 2 together with the left rotating support 1 and the right rotating support 2, and respectively rotate relative to the left rotating support 1 and the right rotating support 2. Thus, the hinge, the middle housing, and the left and right

pivotal support plates

102 and 202 can form a mounting module, which facilitates high precision manufacturing and eliminates errors caused by different suppliers manufacturing different parts. Alternatively, the left and right

pivotal support plates

102 and 202 may be pivotally connected to the left and

right housings

100 and 200, respectively.

The outer end of the left rotating support plate 102 is provided with an arc slide block 31, the left rotating support 1 is provided with a matched arc guide rail 32, the outer end of the right rotating support plate 202 is provided with an arc slide block 33, and the right rotating support 2 is provided with a matched arc guide rail 34.

The axes S1, S2 of the

arc sliders

31, 33 and the

arc guide rails

32, 34 are located at or close to the flexible screen center layer of the fold-in flexible screen mobile electronic terminal, and are higher than the flexible screen support plate formed by combining the left main support plate 101, the right main support plate 201, the left rotation support plate 102 and the right rotation support plate 202 (taking the flat state of the fold-in flexible screen mobile electronic terminal as a reference system). The neutral layer height of the flexible panel 400 refers to a height of a position in the thickness direction of the flexible panel 400 where the flexible panel 400 is neither extended nor shortened when it is bent and unfolded.

The lower parts of the left rotating support plate 102 and the right rotating support plate 202 are respectively connected with a left connecting piece 41 and a right connecting piece 42 in a sliding manner, the relative sliding direction of the left rotating support plate 102 and the left connecting piece 41 and the relative sliding direction of the right rotating support plate 202 and the right connecting piece 42 are vertical to the rotating axes of the left rotating support 1 and the right rotating support 2, and the left rotating piece 41 and the right rotating piece 42 are respectively connected with the middle shell 300 in a rotating manner or connected with a support part 301 fixed with the middle shell 300 in a rotating manner; moreover, the unfolded state of the folded flexible screen mobile electronic terminal is taken as a reference system, the axis of the rotary connection structure of the arc slide block 31 and the arc guide rail 32 on the left side is located above the rotary axis of the left rotating piece 41 in the thickness direction of the folded flexible screen mobile electronic terminal, and forms a triangular configuration with the rotary axis of the left rotating bracket 1, and the three axes are respectively located on three vertexes of a triangle; the axis of the rotary connection structure of the right arc sliding block 33 and the arc guide rail 34 is located above the rotary axis of the right rotary member 42 in the thickness direction of the foldable flexible screen mobile electronic terminal, and forms a triangular configuration with the rotary axis of the right rotary bracket 2, and the three axes are respectively located on three vertexes of another triangle symmetrical to the former triangle.

Through the configuration, the tracks of the inner ends of the left rotating support plate 102 and the right rotating support plate 202 in the folding and unfolding processes of the inner folding flexible screen mobile electronic terminal can be accurately controlled and adjusted, so that the interference with internal accessories such as a flat cable and a support frame in the middle shell is avoided, and the seam between the left rotating support plate 102 and the right rotating support plate 202 when the inner folding flexible screen mobile electronic terminal is unfolded and unfolded at ordinary times can be reduced to the maximum extent.

The left and right connecting members 41 and 42 may be plate-shaped structures, and have bosses at inner ends thereof to be rotatably coupled to the middle housing 300 or the bracket member 301 fixed to the middle housing 300 by the

shafts

410 and 420. The back surfaces of the left rotating support plate 102 and the right rotating support plate 202 are respectively provided with a slide rail of the left connecting piece 41 and the right connecting piece 42.

The utility model discloses outside middle part shell 300, between levogyration backup pad 102 and the left connecting piece 41 and rotate right and set up between backup pad 202 and the right connecting piece 42 the lock structure, including roll over flexible screen mobile electronic terminal be in the exhibition flat state with be in when the state of folding up, the lock structure gets into the power that the locking cooperation state provided utilizes elastomeric element to provide and prevents between levogyration backup pad 102 and the left connecting piece 41 and rotate right and rotate between backup pad 202 and the right connecting piece 42 relative slip and not hard up, plays the effect that provides the locking function at exhibition flat state and the state of folding up to and make the sliding system that left connecting piece 41 and levogyration backup pad 102 constitute become not loose whole, right connecting piece 42 and the sliding system that the dextrorotation backup pad 202 constitutes become not loose whole.

The lock structure comprises a first structure 61 arranged on the left connecting piece 41 and a first structure 61 arranged on the right connecting piece 42, and a second structure 62 connected with the left rotating support plate 102 and a second structure 62 connected with the right rotating support plate 202; the first structure 61 on the left connecting piece 41 and the second structure 62 connected with the left rotating support plate form a cam control matching structure, and the first structure 61 on the right connecting piece 42 and the second structure 62 connected with the right rotating support plate form a cam control matching structure, so that the locking function is realized, and the unlocking is realized when the external force overcomes the elastic force of the elastic part.

The second structure is a liftable structure, and the elastic component tightly pushes the first structure 61 and the second structure 62 to be matched.

The first structure is provided on the back of the left and right connectors 41 and 42.

The back surfaces of the left rotating support plate 102 and the right rotating support plate 202 are provided with a connecting frame 63, and a lifting guide connecting structure is arranged between the second structure and the connecting frame. A lifting guide connecting structure 65 is arranged between the second structure 62 and the connecting frame 63; the lock structure is provided with a disc stack 64 as a resilient member in the lock structure, which urges against the engagement between the second structure 62 and the first structure 61.

Through the structure, the control fit of the section of the cam is a plane fit, the force value change of the elastic component is not generated, and the operation resistance of the mobile electronic terminal, namely certain operation hand feeling, is provided through the friction force. Or, a plurality of locking points can be added in the cam control matching structure, and the locking function is realized when the cam control matching structure rotates (slides) to a corresponding angle, so that the folding-in flexible screen mobile electronic terminal can be positioned at a certain or a plurality of middle angles by a working angle.

The synchronous counter-rotating connection is provided in the middle housing 300. In this embodiment, the synchronous reverse rotation connecting mechanism is a gear engagement connecting mechanism, and is composed of four gears or two gears, the synchronous reverse rotation connecting mechanism composed of four gears includes a first gear 51, a second gear 52, a third gear 53, and a fourth gear 54 which are engaged in sequence, the left rotation bracket 1 and the right rotation bracket 2 are respectively connected with the first gear 51 and the fourth gear 54 as a whole, and the gear shafts 510 and 540 of the first gear 51 and the fourth gear 54 are respectively used as shafts of the left rotation bracket 1 and the right rotation bracket 2.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "the inside", "the level", "the end", "the length", "the outer end", "the left", "the right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the present invention. The terms "first" and "second" are also used for brevity of description only and do not indicate or imply relative importance.

The above description is only for the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art is in the field of the present invention, and all the changes or modifications are covered in the protection scope of the present invention.

Claims

1. The lock catch of the portable electronic terminal is characterized by comprising a rotating support plate and a connecting piece, wherein the lower part of the rotating support plate is connected with the connecting piece in a sliding way, and the rotating support plate and the connecting piece form an integral synchronous rotating telescopic system; a locking structure is arranged between the rotating support plate and the connecting piece, the locking structure corresponds to one or more different relative sliding positions of the rotating support plate and the connecting piece and provides one or more locking positions, and when the locking structure enters a locking matching state, the relative sliding and loosening between the rotating support plate and the connecting piece are prevented; the relative sliding direction of the rotating support plate and the connecting piece is vertical to the rotating axis of the rotating support plate.

2. A lock catch for a portable electronic terminal according to claim 1, wherein said lock structure comprises a first structure provided on the connecting member and a second structure connected to the rotary support plate; the first structure and the second structure form a cam control matching structure; one of the first structure and the second structure is a liftable structure, and the first structure and the second structure are tightly matched through an elastic component.

3. A portable electronic terminal latch as recited in claim 2, wherein said second structure is a liftable structure.

4. A portable electronic terminal latch as recited in claim 2, wherein said first structure is provided on a back side of said connecting member.

5. A lock catch of a portable electronic terminal according to claim 2, wherein a connection frame is provided on a rear surface of the rotation support plate, and a lifting guide connection structure is provided between the second structure and the connection frame; the lock structure is provided with a disc reed stack as an elastic component in the lock structure.

6. The latch for portable electronic terminals according to claim 2, wherein the cam control fitting has a flat fitting section in which a force value change of the elastic member is not generated but an operation resistance of the mobile electronic terminal is provided by a frictional force.

7. A portable electronic terminal latch as recited in claim 1, wherein both ends of said retractable system are provided with a pivoting connection structure.

8. The lock catch according to claim 7, wherein the portable electronic terminal is a foldable flexible screen mobile electronic terminal, the rotatable support plate is a rotatable flexible screen support plate, and the lock structure enters the locking engagement state when the foldable flexible screen mobile electronic terminal is in the unfolded state and/or in the folded state.

9. The lock of a portable electronic terminal according to claim 8, wherein the axis of the end section of the pivotal support plate is higher than the axis of the pivotal system at the end of the connecting member in the thickness direction of the foldable flexible screen mobile electronic terminal in a state where the foldable flexible screen mobile electronic terminal is unfolded as a reference system.