CN211574011U - Link joint actuating mechanism of collapsible screen product - Google Patents
Link joint actuating mechanism of collapsible screen product Download PDFInfo
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- CN211574011U CN211574011U CN201921131848.2U CN201921131848U CN211574011U CN 211574011 U CN211574011 U CN 211574011U CN 201921131848 U CN201921131848 U CN 201921131848U CN 211574011 U CN211574011 U CN 211574011U
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- rod
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Abstract
The utility model relates to the technical field of folding screen products, in particular to a chain plate driving mechanism of a folding screen product, which comprises a first shell, a middle shell and a second shell, wherein the first shell is rotationally connected with the middle shell, the middle shell is connected with the second shell, the first shell and the second shell are respectively connected with two ends of an external folding screen, and the middle shell corresponds to the middle part of the folding screen; the transmission assembly is rotatably arranged on the middle shell, and the connecting rod assembly is movably arranged on the first shell; when the folding screen is folded, the first shell and the middle shell rotate relatively, and the rotating first shell drives the chain plates to move through the transmission assembly and the connecting rod assembly, so that the chain plates fill gaps between the middle shell and the folding positions of the folding screen.
Description
Technical Field
The utility model relates to a folding screen product technical field especially discloses a link joint actuating mechanism of folding screen product.
Background
With the development of science and technology, electronic products such as tablet computers and smart phones have gradually become one of the basic tools of people in daily life, and in the use process of the tablet computers and the smart phones, users often need to adjust the screen display angles of the screen computers and the smart phones according to the actual use states, so that electronic products with foldable screens can be produced at the same time.
The electronic product with the foldable screen mostly comprises the foldable shell and the foldable screen arranged on the foldable shell, when the foldable screen is folded, a gap can be generated between the relatively folded shells, and if the gap is not processed, the use of the foldable screen corresponding to the gap can be poor due to lack of support.
Disclosure of Invention
In order to overcome the shortcoming and the deficiency that exist among the prior art, the utility model aims to provide a link joint actuating mechanism of collapsible screen product, relative rotation takes place for first casing and middle shell, and the first casing of pivoted removes via transmission assembly, link assembly drive link joint for the clearance between the folding department of shell and folding screen in the middle of the link joint is filled.
In order to achieve the above object, the present invention provides a link joint driving mechanism for a foldable screen product, including a first casing, an intermediate casing and a second casing, wherein the first casing is rotatably connected to the intermediate casing, the intermediate casing is connected to the second casing, the first casing and the second casing are respectively connected to two ends of an external foldable screen, and the intermediate casing corresponds to the middle part of the foldable screen; the transmission assembly is rotatably arranged on the middle shell, the connecting rod assembly is movably arranged on the first shell, the first shell is used for driving the transmission assembly to rotate, the rotating transmission assembly drives the connecting rod assembly to move through one end of the connecting rod assembly, and the moving connecting rod assembly is used for driving an external chain plate movably arranged on the first shell to move.
Wherein, the middle shell rotates and is provided with the half axle spare, and the half axle spare can be dismantled with first casing and be connected, and pivoted half axle spare is used for driving the transmission assembly and rotates.
The transmission assembly comprises a shaft member rotatably arranged on the middle shell and a driving sheet arranged on the shaft member, and the driving sheet is used for abutting against one end of the connecting rod assembly.
The axle body part is provided with a second gear meshed with the first gear.
Wherein, the connecting rod component comprises a first rod body, a first shaft body, a first fixing piece, a second rod body, a third rod body, a fourth rod body, a fifth rod body and a sixth rod body, the first fixing piece and the second fixing piece are both arranged on the first shell, the first fixing piece is provided with a first arc groove, one end of the first rod body is rotatably arranged with the first shaft body, the first shaft body is rotatably and slidably accommodated in the first arc groove, the second fixing piece is provided with a guide groove, the plane of the first arc groove is vertically arranged with the plane of the guide groove, one end of the second rod body, one end of the third rod body are rotatably arranged with the first shaft body, the other end of the second rod body and the other end of the third rod body are respectively rotatably and slidably accommodated in the guide groove, one end of the fourth rod body is rotatably arranged with the other end of the third rod body, the other end of the fourth rod body is rotatably connected with one end of the fifth rod body, the other end of the fifth rod body and the other end of the sixth rod body are respectively and rotatably arranged at different parts of the chain plate.
Wherein, the first body of rod includes the second axle body, two plate bodys, and two plate bodys separate and parallel arrangement each other, and the one end of two plate bodys all sets up with the second axle body coupling, and the other end of two plate bodys all sets up with the first axle body coupling, and transmission assembly stretches into between two plate bodys and contradicts the second axle body.
Has the advantages that: when the folding screen is folded, the first shell and the middle shell rotate relatively, the rotating first shell drives the transmission assembly to rotate relative to the middle shell, the rotating transmission assembly drives the connecting rod assembly to move relative to the first shell, and the moving connecting rod assembly drives the chain plate to move relative to the first shell, so that the gap between the middle shell and the folding position of the folding screen is filled with the chain plate, and the service performance of a folding screen product is improved.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a perspective view of the transmission assembly and the connecting rod assembly of the present invention.
The reference numerals include:
1-first housing 2-intermediate housing 3-second housing
4-transmission assembly 5-connecting rod assembly 6-half shaft part
7-shaft member 8-driving plate 9-first gear
11-second gear 12-first rod 13-first shaft
14-first fixed piece 15-second fixed piece 16-first arc groove
17-guide groove 18-second shaft body 19-plate body
21-groove of notch.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
Please refer to fig. 1 to 3, the chain plate driving mechanism of a foldable screen product of the present invention comprises a first casing 1, a middle casing 2 and a second casing 3, wherein the first casing 1 is rotatably connected with the middle casing 2, the middle casing 2 is connected with the second casing 3, the first casing 1 and the second casing 3 are respectively connected with the left and right ends of the external foldable screen, and the middle casing 2 corresponds to the middle of the foldable screen.
The middle shell 2 is provided with a transmission assembly 4 and a connecting rod assembly 5, the transmission assembly 4 is rotatably arranged on the middle shell 2, the connecting rod assembly 5 is movably arranged on the first shell 1, the first shell 1 is used for driving the transmission assembly 4 to rotate, the transmission assembly 4 is driven by one end of the connecting rod assembly 5 to move, and the movable connecting rod assembly 5 is used for driving an external chain plate movably arranged on the first shell 1 to move.
When the folding screen is folded, the first shell 1 and the middle shell 2 rotate relatively, the rotating first shell 1 drives the transmission assembly 4 to rotate relative to the middle shell 2, the rotating transmission assembly 4 drives the connecting rod assembly 5 to move relative to the first shell 1, and the moving connecting rod assembly 5 drives the chain plate to move relative to the first shell 1, so that the gap between the folding positions of the middle shell 2 and the folding screen is filled by the moved chain plate, and the use performance of a folding screen product is improved.
Rotation is provided with half shaft member 6 on middle shell 2, and half shaft member 6 is the halfcylinder, and half shaft member 6 can be dismantled with first casing 1 and be connected, and pivoted half shaft member 6 is used for driving transmission assembly 4 and rotates. Through the setting of half axle spare 6 for first casing 1 rotates with middle shell 2 through half axle spare 6 and sets up, need not to directly process out the structure with middle shell 2 normal running fit at first casing 1, simplifies the structural design of first casing 1 greatly, promotes the manufacturing efficiency of link joint actuating mechanism.
The transmission assembly 4 comprises a shaft body 7 rotatably arranged on the middle shell 2 and a driving sheet 8 arranged on the shaft body 7, the shaft body 7 is a straight strip-shaped cylinder, and the driving sheet 8 is used for abutting against one end of the connecting rod assembly 5. During the in-service use, first casing 1 is related half axle piece 6 and is rotated 2 relative middle shells, and pivoted half axle piece 6 drives axle piece 7 and rotates 2 relative middle shells, drives the driving plate 8 when axis body piece 7 rotates and rotates, with the help of the conflict cooperation between driving plate 8 and link assembly 5, pivoted driving plate 8 can drive link assembly 5 and remove.
The half shaft member 6 is provided with a first gear 9, the rotation axis between the half shaft member 6 and the middle shell 2 coincides with the central axis of the first gear 9, and the shaft body member 7 is provided with a second gear 11 meshed with the first gear 9. When the half shaft part 6 rotates, the half shaft part 6 rotates together with the first gear 9, the rotating first gear 9 drives the second gear 11 to rotate, the second gear 11 can rotate together with the shaft part 7, and the shaft part 7 can drive the driving plate 8 to rotate when rotating.
The connecting rod component 5 comprises a first rod body 12, a first shaft body 13, a first fixing piece 14, a second fixing piece 15, a second rod body, a third rod body, a fourth rod body, a fifth rod body and a sixth rod body, wherein the first fixing piece 14 and the second fixing piece 15 are arranged on the first shell body 1, a first arc groove 16 is arranged on the first fixing piece 14, the first arc groove 16 is arc-shaped, one end of the first rod body 12 is rotatably arranged with the first shaft body 13, the first shaft body 13 is rotatably and slidably accommodated in the first arc groove 16, a guide groove 17 is arranged on the second fixing piece 15, the guide groove 17 is straight, the plane where the first arc groove 16 is positioned is vertical to the plane where the guide groove 17 is positioned, one end of the second rod body, one end of the third rod body are rotatably arranged with the first shaft body 13, the other end of the second rod body and the other end of the third rod body are respectively rotatably and slidably accommodated in the guide groove 17, one end of the fourth rod body is rotatably arranged with the other end of the third rod body, the other end of the fourth rod body is rotatably connected with one end of the fifth rod body and one end of the sixth rod body, and the other end of the fifth rod body and the other end of the sixth rod body are respectively rotatably arranged at different parts on the chain plate.
During actual use, the rotating driving piece 8 drives the whole connecting rod assembly 5 to move through the first rod body 12, in the moving process of the connecting rod assembly 5, the first shaft body 13 slides along the length direction of the first arc groove 16 and rotates relative to the first fixing piece 14, the other end of the second rod body and the other end of the third rod body slide along the length direction of the guide groove 17 and rotates relative to the second fixing piece 15, and then movement dislocation displacement between the connecting rod assembly 5 and the horizontal sliding of the chain plate is buffered, the chain plate can be ensured to slide along a straight line relative to the first shell 1, and the gap between the middle shell 2 and the bending part of the folding screen can be filled by the chain plate. Of course, when the first housing 1 rotates reversely, the link assembly 5 pulls the link plate to exit from the gap between the middle shell 2 and the bent portion of the folding screen.
In this embodiment, the first rod 12 includes a second shaft 18 and two plate bodies 19, the two plate bodies 19 are spaced apart from each other and are arranged in parallel, one ends of the two plate bodies 19 are connected to the second shaft 18, the other ends of the two plate bodies 19 are connected to the first shaft 13, and the transmission assembly 4 extends between the two plate bodies 19 and abuts against the second shaft 18.
In the process of rotation of the transmission assembly 4, by virtue of the interference between the driving plate 8 and the second shaft 18, the rotating driving plate 8 drives the first rod 12 to move, and the moving first rod 12 drives other rods of the connecting rod assembly 5 to move. Preferably, the second shaft 18 may further be sleeved with a rolling bearing, the driving plate 8 abuts against an outer ring of the rolling bearing, and sliding friction between the second shaft 18 and the driving plate 8 is converted into rolling friction in a process that the driving plate 8 drives the connecting rod assembly 5 to move, so that friction noise is reduced on one hand, and abrasion between the second shaft 18 and the driving plate is reduced on the other hand. In addition, according to actual needs, the driving plate 8 may further be provided with a notch groove 21, the second shaft body 18 is accommodated in the notch groove 21, and the second shaft body 18 is limited by an inner side wall of the notch groove 21.
The above description is only for the preferred embodiment of the present invention, and the present specification should not be construed as limiting the present invention.
Claims (6)
1. A chain plate driving mechanism of a foldable screen product comprises a first shell, an intermediate shell and a second shell, wherein the first shell is rotatably connected with the intermediate shell, the intermediate shell is connected with the second shell, the first shell and the second shell are respectively connected with two ends of an external foldable screen, and the intermediate shell corresponds to the middle of the foldable screen; the method is characterized in that: the transmission assembly is rotatably arranged on the middle shell, the connecting rod assembly is movably arranged on the first shell, the first shell is used for driving the transmission assembly to rotate, the rotating transmission assembly drives the connecting rod assembly to move through one end of the connecting rod assembly, and the moving connecting rod assembly is used for driving an external chain plate movably arranged on the first shell to move.
2. A flight drive mechanism for a foldable screen product according to claim 1, wherein: the middle shell rotates and is provided with half axle spare, and half axle spare can be dismantled with first casing and be connected, and pivoted half axle spare is used for driving the transmission assembly and rotates.
3. A flight drive mechanism for a foldable screen product according to claim 2, wherein: the transmission assembly comprises a shaft member rotatably arranged on the middle shell and a driving sheet arranged on the shaft member, and the driving sheet is used for abutting against one end of the connecting rod assembly.
4. A link plate drive mechanism for a foldable screen product according to claim 3, wherein: the half shaft piece is provided with a first gear, the rotation axis between the half shaft piece and the middle shell is superposed with the central axis of the first gear, and the shaft body piece is provided with a second gear meshed with the first gear.
5. A flight drive mechanism for a foldable screen product according to claim 1, wherein: the connecting rod component comprises a first rod body, a first shaft body, a first fixing piece, a second rod body, a third rod body, a fourth rod body, a fifth rod body and a sixth rod body, wherein the first fixing piece and the second fixing piece are arranged on the first shell, the first fixing piece is provided with a first arc groove, one end of the first rod body is rotatably arranged with the first shaft body, the first shaft body is rotatably and slidably accommodated in the first arc groove, the second fixing piece is provided with a guide groove, the plane of the first arc groove is perpendicular to the plane of the guide groove, one end of the second rod body, one end of the third rod body are rotatably arranged with the first shaft body, the other end of the second rod body and the other end of the third rod body are respectively rotatably and slidably accommodated in the guide groove, one end of the fourth rod body is rotatably arranged with the other end of the third rod body, the other end of the fourth rod body is rotatably connected with one end of the fifth rod body and, the other end of the fifth rod body and the other end of the sixth rod body are respectively and rotatably arranged at different parts of the chain plate.
6. A flight drive mechanism for a foldable screen product according to claim 5, wherein: the first body of rod includes the second axle body, two plate bodys, and two plate bodys separate and parallel arrangement each other, and the one end of two plate bodys all sets up with the second axle body coupling, and the other end of two plate bodys all sets up with the first axle body coupling, and transmission assembly stretches into between two plate bodys and contradicts the second axle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921131848.2U CN211574011U (en) | 2019-07-18 | 2019-07-18 | Link joint actuating mechanism of collapsible screen product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921131848.2U CN211574011U (en) | 2019-07-18 | 2019-07-18 | Link joint actuating mechanism of collapsible screen product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211574011U true CN211574011U (en) | 2020-09-25 |
Family
ID=72522930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921131848.2U Expired - Fee Related CN211574011U (en) | 2019-07-18 | 2019-07-18 | Link joint actuating mechanism of collapsible screen product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211574011U (en) |
-
2019
- 2019-07-18 CN CN201921131848.2U patent/CN211574011U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200925 Termination date: 20210718 |