CN111882994A - Manual-automatic flexible screen drawing mechanism based on gear and rack application - Google Patents
Manual-automatic flexible screen drawing mechanism based on gear and rack application Download PDFInfo
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- CN111882994A CN111882994A CN202010852249.0A CN202010852249A CN111882994A CN 111882994 A CN111882994 A CN 111882994A CN 202010852249 A CN202010852249 A CN 202010852249A CN 111882994 A CN111882994 A CN 111882994A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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Abstract
The invention discloses a manual-automatic integrated flexible screen drawing mechanism based on gear and rack application, which consists of a fixed seat and a movable seat which can be drawn and slid with the fixed seat; the connecting part of the fixed seat and the movable seat is respectively provided with a sliding chute and a sliding block for realizing sliding connection, two sides of the short edge of the movable seat are provided with transmission mechanisms, the transmission mechanisms comprise a first rack, a second rack, a rotating shaft, a first gear set and a second gear set, the first gear set and the second gear set are arranged at two ends of the rotating shaft, the first gear set comprises a first gear, a first bevel gear and a second bevel gear, and the second gear set comprises a second gear, a third bevel gear and a fourth bevel gear; the first bevel gear is meshed with the second bevel gear, the second bevel gear is synchronous with the first gear, the first gear is meshed with the first rack, the third bevel gear is meshed with the fourth bevel gear, the fourth bevel gear is synchronous with the second gear, the second gear is meshed with the second rack, the motor drives the rotating shaft synchronous gear set, the flexible screen is synchronously driven to expand and contract, automatic control can be achieved through key operation, and the flexible screen can be manually opened and recovered.
Description
Technical Field
The invention relates to the technical field of flexible screen application, in particular to a manual-automatic integrated flexible screen drawing mechanism based on gear and rack application.
Background
Flexible screen, refers to flexible OLED. The successful mass production of the flexible screen is not only greatly better than the manufacturing of a new generation of high-end smart phone, but also has a profound influence on the application of wearable equipment due to the characteristics of low power consumption and flexibility, and the flexible screen can be widely applied along with the continuous penetration of a personal intelligent terminal in the future. The flexible screen mobile phone is a mobile phone with a flexible and good-flexibility screen, and is also called as a awn mobile phone because of being shaped like a awn roll. Compared with a traditional screen, the flexible screen has the advantages of being obvious, being lighter and thinner in size and lower in power consumption than original devices, being beneficial to improving the cruising ability of equipment, and meanwhile, based on the characteristics of being bendable and good in flexibility, the durability of the flexible screen is greatly higher than that of the traditional screen, and the probability of accidental damage of the equipment is reduced.
To realize the folding function of the flexible screen, the design of the connecting component for realizing folding, namely the connecting shaft at the bending position, is the biggest technical problem besides the screen. The flexible screen can be opened in a plurality of ways besides outward folding and inward folding, wherein the drawing type unfolding way is one of the ways, and how to realize manual-automatic drawing type unfolding needs a brand new motion mechanism.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a manual-automatic integrated flexible screen drawing mechanism based on gear and rack application.
In order to achieve the purpose, the invention adopts the following technical scheme:
a manual-automatic integrated flexible screen drawing mechanism based on gear and rack application comprises a drawing type structure main body, wherein the structure main body consists of a fixed seat and a movable seat which can be drawn and slid with the fixed seat; the joint of the fixed seat and the movable seat is respectively provided with a sliding chute and a sliding block for realizing sliding connection, two sides of the short side of the movable seat are provided with a transmission mechanism for realizing displacement, the transmission mechanism comprises a first rack, a second rack, a rotating shaft, a first gear set and a second gear set, the first gear set and the second gear set are arranged at two ends of the rotating shaft for realizing synchronization, the first gear set comprises a first gear, a first bevel gear and a second bevel gear, and the second gear set comprises a second gear, a third bevel gear and a fourth bevel gear; the first bevel gear is meshed with a second bevel gear, the second bevel gear is synchronous with the first gear, the first gear is meshed with the first rack, the third bevel gear is meshed with a fourth bevel gear, the fourth bevel gear is synchronous with the second gear, and the second gear is meshed with the second rack.
Particularly, a motor in driving connection is connected to one end, close to the first bevel gear, of the rotating shaft, the motor drives the rotating shaft to rotate in a positive and negative mode and synchronously drives the first bevel gear and the third bevel gear, the first bevel gear is synchronously meshed with the second bevel gear, the third bevel gear is synchronously meshed with the fourth bevel gear, the second bevel gear synchronously drives the first gear, the first gear is synchronously meshed with the first rack, the fourth bevel gear synchronously drives the second gear, the second gear is synchronously meshed with the second rack, and the first rack and the second rack move relatively to drive the fixing seat and the movable seat to be separated and recovered, namely, the sliding groove slides in a sliding manner with the sliding block.
Particularly, the first gear synchronizes the second bevel gear and the first rack, the second bevel gear is engaged with the first bevel gear, the second gear synchronizes the fourth bevel gear and the second rack, the fourth bevel gear is engaged with the third bevel gear, and the rotating shaft rotates to drive the movable seat and the fixed seat to separate and recover, namely, the sliding groove slides in a drawing manner with the sliding block.
Particularly, a supporting sleeve for assisting in achieving stretching of the screen is arranged on one side of the outer side of the movable seat, the supporting sleeve is connected with two sides of the movable seat in a supporting mode, a plurality of groups of grooves distributed in a surrounding mode are formed in the supporting sleeve, a chain type gasket is arranged on the grooves in a covering mode, a plurality of groups of chain teeth are arranged on the chain type gasket, the chain teeth are connected with the grooves in a matched mode to achieve auxiliary synchronization of the unfolding or closing process of the screen, the screen is prevented from being separated from a mechanism, a connecting shaft penetrating through connection is arranged in the supporting sleeve, and two ends of the connecting shaft are fixedly connected with.
Particularly, the fixed seat is provided with a camera module, a control button, a sound outlet and a charging interface, and the camera module comprises a front camera and a rear camera.
Particularly, the sliding seat includes a locating plate and a cover plate, the locating plate set up in the sliding seat is kept away from long limit one side of fixing base, the locating plate both ends are equipped with the tension spring who realizes supporting the screen.
Particularly, the first rack is arranged on the floor of the fixed seat, and the second rack is arranged on one side of the inner side of the movable seat.
Particularly, the structure main body comprises a shell and an auxiliary connecting plate arranged below the shell, the sliding groove is formed in the inner side of the short edge of the fixed seat, and the sliding block is arranged on the outer side of the short edge of the movable seat.
In particular, clamp springs for realizing connection, positioning and fixing are arranged on the first gear and the second gear.
The invention has the beneficial effects that: according to the manual-automatic integrated flexible screen drawing mechanism based on the gear rack application, the motor drives the rotating shaft synchronous gear set to generate relative motion, so that the fixed seat and the movable seat are driven to expand and retract, the flexible screen is synchronously driven to expand and contract, automatic control can be realized through button control, manual opening and recovery can be realized, operation is simplified, the use is more convenient, the structure is simple in design, the application requirements of the flexible screen are met, the mechanism is different from an inward folding and outward folding opening mode, parts of the mechanism are relatively few, the mechanism is convenient to realize, the precision is met, the use is convenient, and the appearance is attractive.
Drawings
Fig. 1 is a drawing showing the manual-automatic integrated flexible screen drawing mechanism based on the gear rack application in the invention.
Fig. 2 is an expanded view of the manual-automatic integrated flexible screen drawing mechanism based on the gear rack application.
Fig. 3 is an exploded view of the manual-automatic flexible screen drawing mechanism based on the gear rack application.
Fig. 4 is a partially exploded view of the manual-automatic flexible screen drawer of the present invention based on a rack and pinion application.
Fig. 5 is a rear overall structure view of the manual-automatic integrated flexible screen drawing mechanism based on the gear rack application.
Fig. 6 is a structural view of a transmission mechanism of a manual-automatic integrated flexible screen drawing mechanism based on a gear rack application.
Fig. 7 is still another block diagram of the transmission mechanism of the manual-automatic integrated flexible screen drawing mechanism based on the gear rack application.
Fig. 8 is a first gear train diagram of a manual-automatic integrated flexible screen drawing mechanism based on a rack and pinion application according to the present invention.
Fig. 9 is a schematic structural diagram of a second gear set of the manual-automatic integrated flexible screen drawing mechanism based on the gear rack application.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1:
as shown in fig. 1-9, the manual-automatic integrated flexible screen drawing mechanism based on rack and pinion application disclosed in this embodiment includes a drawing structural body 1, where the structural body 1 is composed of a fixed seat 2 and a movable seat 3 sliding with the fixed seat; a sliding groove 4 and a sliding block 5 for realizing sliding connection are respectively arranged at the connection part of the fixed seat 2 and the movable seat 3, a transmission mechanism 6 for realizing displacement is arranged on two sides of the short side of the movable seat 3, the transmission mechanism 6 comprises a first rack 7, a second rack 8, a rotating shaft 9, and a first gear set 10 and a second gear set 11 which are arranged at two ends of the rotating shaft 9 for realizing synchronization, the first gear set 10 comprises a first gear 12, a first bevel gear 13 and a second bevel gear 14, and the second gear 11 comprises a second gear 15, a third bevel gear 16 and a fourth bevel gear 17; the first bevel gear 13 engages the second bevel gear 14, the second bevel gear 14 synchronises the first gear 12, the first gear 12 engages the first rack 7, the third bevel gear 16 engages the fourth bevel gear 17, the fourth bevel gear 17 synchronises the second gear 15, and the second gear 15 engages the second rack 8.
The utility model discloses a separation and recovery of fixing base 2 and sliding seat 3, including rotation axis 9, first bevel gear 13, motor 18, second bevel gear 17, first bevel gear 12, first bevel gear 13, second bevel gear 14, third bevel gear 16, fourth bevel gear 17, first gear 7, second rack 8, first rack 7 and second rack 8 relative motion drive the separation and the recovery of fixing base 2 and sliding seat 3, the spout 4 slides with slider 5 pull formula promptly.
Or, the first gear 12 synchronizes the second bevel gear 14 and the first rack 7, the second bevel gear 14 engages with the first bevel gear 13, the second gear 15 synchronizes the fourth bevel gear 17 and the second rack 8, the fourth bevel gear 17 engages with the third bevel gear 16, and the rotation shaft 9 rotates to drive the movable seat 3 and the fixed seat 2 to be separated and recovered to realize manual operation, that is, the sliding groove 4 and the sliding block 5 slide in a drawing manner.
The applicant states that a new method, which is generated by combining some steps of the above-mentioned embodiment with the technical solution of the summary part of the invention based on the above-mentioned embodiment, is also one of the description scope of the present invention, and other embodiments of these steps are not listed in the present application for the sake of brevity.
In the above embodiment, a supporting sleeve 19 for assisting in stretching the screen is arranged on one side of the outer edge of the movable seat 3, the supporting sleeve 19 is connected with two sides of the movable seat 3 in a supporting manner, a plurality of groups of grooves 20 distributed in a surrounding manner are arranged on the supporting sleeve 19, a chain type gasket 21 is covered and arranged on the groove 20, a plurality of groups of chain teeth 22 are arranged on the chain type gasket 21, and the chain teeth 22 are connected with the grooves 20 in a matching manner to assist in synchronization of the screen unfolding or closing process, so that the screen is prevented from being separated from the mechanism. A connecting shaft 33 penetrating through the connecting sleeve is arranged in the supporting sleeve 19, and two ends of the connecting shaft 33 are fixedly connected with the movable seat 3. Be equipped with camera module 60, control button 23, sound outlet 24 and the interface 25 that charges on fixing base 2, camera module 60 includes leading camera 26 and rear camera 27. Movable seat 3 includes a locating plate 28 and apron 34, locating plate 28 set up in movable seat 3 keeps away from long limit one side of fixing base 2, 28 both ends of locating plate are equipped with the tension spring 29 that realizes supporting the screen. First rack 7 set up in on the floor of fixing base 2, second rack 8 set up in limit one side in movable seat 3. The structure body 1 comprises a shell 30 and an auxiliary connecting plate 31 arranged below the shell 30, the sliding groove 4 is formed in the inner side of the short edge of the fixed seat 2, and the sliding block 5 is formed in the outer side of the short edge of the movable seat 3. And clamp springs 32 for realizing connection, positioning and fixing are arranged on the first gear 12 and the second gear 15.
The applicant further states that the present invention is described in the above embodiments to explain the implementation method and device structure of the present invention, but the present invention is not limited to the above embodiments, i.e. it is not meant to imply that the present invention must rely on the above methods and structures to implement the present invention. It should be understood by those skilled in the art that any modifications to the present invention, the addition of equivalent alternatives to the embodiments of the present invention and steps, the selection of specific modes, etc., are within the scope of the present invention and the disclosure.
The technical principle of the embodiment is as follows:
the flexible screen pull mechanism of manual-automatic based on rack and pinion uses that this embodiment provides, it produces relative motion to drive the synchronous gear group of rotation axis through the motor, thereby drive the expansion and the recovery of fixing base and sliding seat, the expansion and the shrink of synchronous drive flexible screen, accessible button is controlled and is realized automatic control, also can manually open and retrieve, the operation has been simplified, it is more convenient to use, structure design is simple itself, satisfy flexible screen application demand, be different from infolding and outer book open mode, mechanism spare and accessory part is less relatively itself, be convenient for realize, when satisfying the precision, high durability and convenient use, and is attractive in appearance.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, so that the equivalent changes or modifications of the structure, features and principles of the present invention by those skilled in the art should fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides a flexible screen pull mechanism of manual-automatic based on rack and pinion uses which characterized in that: comprises a drawing type structure main body, wherein the structure main body consists of a fixed seat and a movable seat which can draw and slide with the fixed seat; the joint of the fixed seat and the movable seat is respectively provided with a sliding chute and a sliding block for realizing sliding connection, two sides of the short side of the movable seat are provided with a transmission mechanism for realizing displacement, the transmission mechanism comprises a first rack, a second rack, a rotating shaft, a first gear set and a second gear set, the first gear set and the second gear set are arranged at two ends of the rotating shaft for realizing synchronization, the first gear set comprises a first gear, a first bevel gear and a second bevel gear, and the second gear set comprises a second gear, a third bevel gear and a fourth bevel gear; the first bevel gear is meshed with a second bevel gear, the second bevel gear is synchronous with the first gear, the first gear is meshed with the first rack, the third bevel gear is meshed with a fourth bevel gear, the fourth bevel gear is synchronous with the second gear, and the second gear is meshed with the second rack.
2. The manual-automatic flexible screen drawing mechanism based on the gear rack application is characterized in that:
the utility model discloses a fixed seat, including first bevel gear, rotation axis, first gear, second rack, fourth bevel gear, first rack and second rack relative motion, the rotation axis is close to first bevel gear one end sets up the motor that a drive is connected, the positive and negative drive rotation axis of motor rotates and drives in step first bevel gear and third bevel gear, first bevel gear with the meshing of second bevel gear is synchronous, the third bevel gear with the meshing of fourth bevel gear is synchronous, the second bevel gear drives in step the second bevel gear, first rack with second rack relative motion drives the separation and the recovery of fixed seat and sliding seat, promptly the spout slides with slider pull formula.
3. The manual-automatic flexible screen drawing mechanism based on the gear rack application is characterized in that:
the first gear is used for synchronizing the second bevel gear and the first rack, the second bevel gear is meshed with the first bevel gear, the second gear is used for synchronizing the fourth bevel gear and the second rack, the fourth bevel gear is meshed with the third bevel gear, and the rotating shaft rotates to drive the movable seat and the fixed seat to be separated and recovered, namely, the sliding groove slides in a drawing mode with the sliding block.
4. The manual-automatic flexible screen drawing mechanism based on the gear rack application is characterized in that:
the utility model discloses a screen expansion and closing device, including the sliding seat, the sliding seat outside is equipped with the supplementary tensile support cover that realizes the screen, support the cover with the sliding seat both sides are supported and are connected, and in it encircles the recess that distributes to be equipped with the multiunit on the cover to support, in cover on the recess and set up the chain gasket, be equipped with the multiunit sprocket on the chain gasket, the sprocket with the supplementary synchronization of screen expansion or closed process is realized to recess accordant connection, prevents screen and mechanism separation, be equipped with the connecting axle that pierces through the connection in supporting the cover, the connecting axle both ends with sliding seat fixed connection.
5. The manual-automatic flexible screen drawing mechanism based on the gear rack application is characterized in that:
the fixed seat is provided with a camera module, a control button, a sound outlet and a charging interface, and the camera module comprises a front camera and a rear camera.
6. The manual-automatic flexible screen drawing mechanism based on the gear rack application is characterized in that:
the sliding seat comprises a positioning plate and a cover plate, the positioning plate is arranged on one side of the long edge of the sliding seat, which is far away from the fixing seat, and tension springs for supporting the screen are arranged at two ends of the positioning plate.
7. The manual-automatic flexible screen drawing mechanism based on the gear rack application is characterized in that:
the first rack set up in on the fixing base, the second rack set up in limit one side in the sliding seat.
8. The manual-automatic flexible screen drawing mechanism based on the gear rack application is characterized in that:
the structure main part include the shell and set up in the auxiliary connection board under the shell, the spout set up in the minor face of fixing base is inboard, the slider set up in the minor face outside of sliding seat.
9. The manual-automatic flexible screen drawing mechanism based on the gear rack application is characterized in that:
and clamp springs for realizing connection, positioning and fixing are arranged on the first gear and the second gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010852249.0A CN111882994A (en) | 2020-08-21 | 2020-08-21 | Manual-automatic flexible screen drawing mechanism based on gear and rack application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010852249.0A CN111882994A (en) | 2020-08-21 | 2020-08-21 | Manual-automatic flexible screen drawing mechanism based on gear and rack application |
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| Publication Number | Publication Date |
|---|---|
| CN111882994A true CN111882994A (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010852249.0A Pending CN111882994A (en) | 2020-08-21 | 2020-08-21 | Manual-automatic flexible screen drawing mechanism based on gear and rack application |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112466211A (en) * | 2020-11-26 | 2021-03-09 | 京东方科技集团股份有限公司 | Middle frame assembly and display device |
| CN113888981A (en) * | 2021-10-22 | 2022-01-04 | 武汉华星光电半导体显示技术有限公司 | Sliding scroll display device |
| CN116146846A (en) * | 2023-01-05 | 2023-05-23 | 东莞市劲丰电子有限公司 | Manual drawing mechanism for flexible screen application |
-
2020
- 2020-08-21 CN CN202010852249.0A patent/CN111882994A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112466211A (en) * | 2020-11-26 | 2021-03-09 | 京东方科技集团股份有限公司 | Middle frame assembly and display device |
| WO2022111123A1 (en) * | 2020-11-26 | 2022-06-02 | 京东方科技集团股份有限公司 | Middle frame assembly and display device |
| CN112466211B (en) * | 2020-11-26 | 2022-09-23 | 京东方科技集团股份有限公司 | Middle frame assembly and display device |
| CN113888981A (en) * | 2021-10-22 | 2022-01-04 | 武汉华星光电半导体显示技术有限公司 | Sliding scroll display device |
| CN116146846A (en) * | 2023-01-05 | 2023-05-23 | 东莞市劲丰电子有限公司 | Manual drawing mechanism for flexible screen application |
| CN116146846B (en) * | 2023-01-05 | 2023-08-22 | 东莞市劲丰电子有限公司 | Manual drawing mechanism for flexible screen application |
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Address after: No. 2, Shangli Road, Shipai Town, Dongguan City, Guangdong Province, 523000 Applicant after: DONGGUAN JINFENG ELECTRONIC Co.,Ltd. Address before: 523000 Puxin Industrial Zone, Shipai Town, Dongguan City, Guangdong Province Applicant before: DONGGUAN JINFENG ELECTRONIC Co.,Ltd. |