CN110989281A - Opening and closing structure and display device - Google Patents
Opening and closing structure and display device Download PDFInfo
- Publication number
- CN110989281A CN110989281A CN201911323874.XA CN201911323874A CN110989281A CN 110989281 A CN110989281 A CN 110989281A CN 201911323874 A CN201911323874 A CN 201911323874A CN 110989281 A CN110989281 A CN 110989281A
- Authority
- CN
- China
- Prior art keywords
- screen
- pushing
- opening
- drives
- piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/58—Projection screens collapsible, e.g. foldable; of variable area
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses an opening and closing structure and display equipment, wherein the opening and closing structure is used for opening and closing a flexible screen, the width direction of the opening and closing structure is defined, the opening and closing structure comprises two rolls of screen pieces, the two rolls of screen pieces are oppositely arranged, one side of the flexible screen is wound on one roll of screen piece, and the other side of the flexible screen is wound on the other roll of screen piece; the device comprises at least two linkage assemblies which are arranged at intervals in the width direction, wherein each linkage assembly comprises a first pushing piece and a second pushing piece, one end of the first pushing piece is connected with one roll of screen, one end of the second pushing piece is connected with the other roll of screen, and the other end of the first pushing piece is in transmission connection with the other end of the second pushing piece; and the driving assembly drives the two first pushing pieces to move away from each other or approach each other, or drives the two second pushing pieces to move away from each other or approach each other, so that the linkage assembly drives the two screen pieces to synchronously open or close the flexible screen. The technical scheme of the invention can conveniently and rapidly synchronously open or furl the flexible screen.
Description
Technical Field
The invention relates to the technical field of electronic equipment, in particular to an opening and closing structure and display equipment.
Background
At present, flexible display curtain adopts over-and-under type structure more, and the current general way sets up a pivot in the top of projecting apparatus, and flexible display curtain rolling is in the pivot, when needs adopt flexible display curtain to show, and the pivot rotates to make flexible display curtain fall and realize opening. Because flexible display curtain is after the expansion, its one side that deviates from the pivot does not have structural support, produces easily and rocks, influences the display effect of flexible display curtain.
The above description is only for the purpose of assisting understanding of the technical solutions of the present invention, and does not represent an admission that the above description is prior art.
Disclosure of Invention
The invention mainly aims to provide an opening and closing structure, which aims to conveniently and rapidly synchronously open or close a flexible screen, prevent a flexible display curtain (or a flexible screen) from shaking and ensure the display effect of the flexible display curtain (or the flexible screen).
In order to achieve the above object, the present invention provides an opening and closing structure for opening and closing a flexible screen, wherein the opening and closing structure is defined to have a width direction, and the opening and closing structure includes:
the two screen rolling pieces are arranged oppositely, one side of the flexible screen is wound and installed on one screen rolling piece, and the other side of the flexible screen is wound and installed on the other screen rolling piece;
the two linkage assemblies are arranged at intervals along the width direction, each linkage assembly comprises a first pushing piece and a second pushing piece, one end of the first pushing piece is connected with one screen rolling piece, one end of the second pushing piece is connected with the other screen rolling piece, and the end part of the first pushing piece departing from the screen rolling piece is in transmission connection with the end part of the second pushing piece departing from the screen rolling piece; and
the driving assembly drives the two first pushing pieces to move away from or close to each other, so that the linkage assembly drives the two screen rolling pieces to synchronously open or close the flexible screen;
or the driving component drives the two second pushing pieces to move away from or close to each other, so that the linkage component drives the two screen rolling pieces to synchronously open or close the flexible screen.
In some embodiments of the present invention, the first pushing member includes a transmission portion and a pushing rod, the transmission portion is disposed at an end of the pushing rod away from the second pushing member, the end of the pushing rod away from the transmission portion is hinged to the second pushing member, the transmission portion is rotatably connected to the screen rolling member, the driving assembly drives the transmission portion to rotate, the transmission portion drives the pushing rod to rotate around the transmission portion, and the pushing rod drives the second pushing member to move around the second pushing member.
In some embodiments of the present invention, the transmission part is a transmission gear, the driving assembly includes a driving member and a tooth-shaped structure, the driving member drives the tooth-shaped structure to drive the transmission gear to rotate, and the transmission gear drives the push rod to rotate around the transmission gear.
In some embodiments of the present invention, the opening and closing structure further includes a lower fixing plate, the rolling screen member is fixedly connected to the lower fixing plate, the transmission gear is rotatably connected to the lower fixing plate, the tooth-shaped structure is a first rack, the opening and closing structure is defined to have a width direction, and the driving member drives the first rack to move along the width direction, so that the first rack drives the transmission gear to rotate.
In some embodiments of the invention, the drive assembly further comprises:
the main body part is provided with a transmission connecting piece, the driving piece is in transmission connection with the transmission connecting piece, a first rack of the driving assembly is fixedly connected with the main body part,
the second rack is arranged on one side, away from the first rack, of the main body part, extends along the width direction, defines that the opening and closing structure has a height direction perpendicular to the width direction, and is opposite to the direction of the tooth socket notch of the first rack in the height direction;
the driving piece drives the main body part to move along the width direction, so that the first rack drives a transmission gear of one driving assembly to rotate clockwise, and the second rack drives a transmission gear of the other driving assembly to rotate anticlockwise.
In some embodiments of the present invention, the transmission connecting member is a nut, one side of the nut is fixedly connected to the main body, the main body is disposed on one side of a lower fixing plate of the opening and closing structure, the lower fixing plate is provided with a through hole, and the nut is inserted into the through hole;
the driving piece comprises a motor and a lead screw in transmission connection with the motor, the motor is fixed on one side of the lower fixing plate, which is far away from the main body part, at least part of the lead screw is arranged right opposite to the through hole, and the nut is sleeved on the lead screw.
In some embodiments of the present invention, the opening and closing structure includes an upper fixing plate disposed opposite to the lower fixing plate, the upper fixing plate is provided with a first matching portion, an end of the second pushing member facing away from the first pushing member is provided with a second matching portion, and the first matching portion is matched with the second matching portion, so that the second pushing member and the upper fixing plate are rotatably connected.
In some embodiments of the present invention, the first matching portion is a rotating shaft, the second matching portion is a rotating hole, and the rotating shaft is rotatably inserted into the rotating hole;
or the first matching part is a third rack, the second matching part is a transmission gear, and the transmission gear is rotatably connected with the upper fixing plate and meshed with the third rack.
In some embodiments of the present invention, the opening and closing structure further includes a housing, the housing forms a receiving cavity, the receiving cavity has an opening, the driving assembly and the lower fixing plate are received in the receiving cavity, the driving assembly drives the first pushing member or the second pushing member to move, so that the linkage assembly drives the two screen rolling members to move, and the second pushing member and the upper fixing plate extend out of the opening, so as to synchronously open the flexible screen or close the flexible screen.
The invention also provides a display device, comprising an opening and closing structure, wherein the opening and closing structure is used for opening and closing the flexible screen, and comprises:
the two screen rolling pieces are arranged oppositely, one side of the flexible screen is wound and installed on one screen rolling piece, and the other side of the flexible screen is wound and installed on the other screen rolling piece;
the linkage assembly comprises a first pushing piece and a second pushing piece, one end of the first pushing piece is connected with one rolling screen piece, one end of the second pushing piece is connected with the other rolling screen piece, and the end part of the first pushing piece departing from the rolling screen piece is in transmission connection with the end part of the second pushing piece departing from the rolling screen piece; and
and the driving assembly drives the first pushing piece or the second pushing piece to move so that the linkage assembly drives the two screen rolling pieces to synchronously open or close the flexible screen.
According to the technical scheme, two rolls of screen pieces are arranged, two opposite side edges of a flexible screen are respectively wound into one roll of screen piece, then the two rolls of screen pieces are pushed through a first pushing piece and a second pushing piece of a linkage assembly, the end parts of the two pushing pieces are in transmission connection, in one embodiment, when the flexible screen is required to be opened by an opening and closing structure, a driving assembly drives the two first pushing pieces to move away from each other, so that the two first pushing pieces take the end part connected to the roll of screen piece as a fixed end and the other end as a movable end, the two movable ends drive the two second pushing pieces to move away from each other, so that the second pushing piece drives the other roll of screen piece to move away from the first pushing piece, the distance between the two rolls of screen pieces is increased, and the flexible screen is unfolded between the two rolls of screen pieces. When the flexible screen needs to be folded by the folding structure, the driving assembly drives the two first pushing pieces to move close to each other, so that the first pushing pieces are fixed at the ends connected to the screen rolling pieces, the other ends of the first pushing pieces are movable ends, the two movable ends drive the second pushing pieces to move close to each other, the second pushing pieces drive the other screen rolling pieces to move towards the first pushing pieces, and therefore the distance between the two screen rolling pieces is reduced, and the flexible screen is folded between the two screen rolling pieces. When the driving assembly is used to drive the two second pushing members, the motion mechanism is similar to that of the driving assembly to drive the two first pushing members, which is not described herein. Because the both sides of flexible screen all are convoluteed in rolling up the screen spare to two roll up the screen spare and connect through two linkage subassemblies, and drive through drive assembly, open in step and draw in order to realize the both sides of flexible screen. Therefore, the technical scheme of the invention can conveniently and rapidly synchronously open or furl the flexible screen, prevent the flexible display screen from shaking and ensure the display effect of the flexible display screen.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of an opening/closing structure according to a first embodiment of the present invention in a fully closed state;
FIG. 2 is a schematic structural diagram of an open/close structure according to an embodiment of the present invention;
FIG. 3 is a schematic view of another view angle of the opening/closing structure according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of the opening/closing structure of the present invention in a fully opened state;
FIG. 5 is an exploded view of an embodiment of the opening/closing structure of the present invention;
FIG. 6 is a schematic view of an opening and closing structure disposed in a housing according to an embodiment of the present invention;
FIG. 7 is a schematic view of an alternative view of the opening and closing structure disposed in the housing according to the present invention;
fig. 8 is an exploded sectional view of an embodiment of a roll-up fixing plate according to the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | Opening and |
33 | |
| 10 | |
331 | Transmission connecting piece, |
| 11 | |
34 | |
| 12 | |
40 | |
| 20 | |
41 | Through |
| 21 | First pushing |
50 | |
| 211 | Transmission part, |
51 | First fitting |
| 212 | |
511 | |
| 22 | |
512 | |
| 221 | |
513 | |
| 30 | |
60 | |
| 31 | |
61 | Containing |
| 311 | |
611 | Opening of the |
| 312 | |
200 | |
| 32 | Toothed structure, first rack |
The objects, features and advantages of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The present invention provides an opening and closing structure 100.
Referring to fig. 1 to 5, in some embodiments of the present invention, the opening and closing structure 100 is used for opening and closing the flexible screen 200, and the opening and closing structure 100 is defined to have a width direction, and the opening and closing structure 100 includes:
two rolls of screen members 10, wherein the two rolls of screen members 10 are arranged oppositely, one side of the flexible screen 200 is wound and installed on one roll of screen member 10, and the other side is wound and installed on the other roll of screen member 10;
the two linkage assemblies 20 are arranged at intervals along the width direction, each linkage assembly 20 comprises a first pushing member 21 and a second pushing member 22, one end of each first pushing member 21 is connected with one rolling screen 10, one end of each second pushing member 22 is connected with the other rolling screen 10, and the end part of each first pushing member 21 departing from the rolling screen 10 is in transmission connection with the end part of each second pushing member 22 departing from the rolling screen 10; and
the driving assembly 20, the driving assembly 20 drives the two first pushing pieces 21 to move away from or close to each other, so that the linkage assembly 20 drives the two screen rolling pieces 10 to synchronously open the flexible screen 200 or close the flexible screen 200;
alternatively, the driving assembly 20 drives the two second pushing members 22 to move away from or close to each other, so that the linking assembly 20 drives the two screen rolling members 10 to open the flexible screen 200 or close the flexible screen 200 synchronously.
In an embodiment of the present invention, the screen rolling member 10 includes a supporting base 11 and a screen rolling shaft 12 rotatably connected to the supporting base 11, the first pushing member 21 is connected to one supporting base 11, the second pushing member 22 is connected to the other supporting base 11, the supporting bases 11 of the two screen rolling members 10 are oppositely disposed, and two opposite sides of the flexible screen 200 are wound on the screen rolling shaft 12, so that when the pushing members push the supporting bases 11, the flexible screen 200 can rotate on the screen rolling shaft 12, thereby achieving opening or closing.
In one embodiment, the first pusher member 21 and the second pusher member 22 can be made of metal (the metal can be selected from stainless steel, aluminum alloy, copper alloy, iron alloy, etc.), plastic (the plastic can be selected from hard plastic, such as ABS, POM, PS, PMMA, PC, PET, PBT, PPO, etc.), other alloy materials, and the like. Or a mixture of metal and plastic, as long as the stability of the first and second pushers 21, 22 is better improved. Therefore, the arrangement stability of the first pushing part 21 and the second pushing part 22 is improved, and the practicability, reliability and durability of the first pushing part 21 and the second pushing part 22 are effectively improved.
According to the technical scheme, two rolls of screen pieces 10 are arranged, two opposite side edges of a flexible screen 200 are respectively wound into one roll of screen piece 10, then the two rolls of screen pieces 10 are pushed through a first pushing piece 21 and a second pushing piece 22 of a linkage assembly 20, the end parts of the two pushing pieces are in transmission connection, in one embodiment, when the flexible screen 200 needs to be opened by an opening and closing structure 100, a driving assembly 30 drives the two first pushing pieces 21 to move away from each other, so that the two first pushing pieces 21 take the end part connected to the roll of screen piece 10 as a fixed end, the other end as a movable end, and the two movable ends drive the two second pushing pieces 22 to move away from each other, so that the second pushing piece 22 drives the other roll of screen piece 10 to move away from the first pushing piece 21, and the distance between the two rolls of screen pieces 10 is increased, and the flexible screen 200 is unfolded between the two rolls of screen pieces 10. When the opening and closing structure 100 needs to fold the flexible screen 200, the driving assembly 30 drives the two first pushing members 21 to move close to each other, so that the first pushing members 21 are fixed at the end connected to the rolled screen 10, and the other end is a movable end, and the two movable ends drive the second pushing members 22 to move close to each other, so that the second pushing members 22 drive the other rolled screen 10 to move towards the first pushing members 21, thereby reducing the distance between the two rolled screens 10, and folding the flexible screen 200 between the two rolled screens 10. When the driving assembly 30 is used to drive the second pushing member 22, the movement mechanism is similar to that of the driving assembly 30 driving the first pushing member 21, and will not be described in detail herein. Because both sides of the flexible screen 200 are wound around the roll screen 10, and the two roll screens 10 are connected by the linkage assembly 20 and driven by the driving assembly 30, the two sides of the flexible screen 200 can be synchronously opened and closed. Therefore, the technical scheme of the invention can conveniently and rapidly synchronously open or close the flexible screen 200, prevent the flexible display screen from shaking and ensure the display effect of the flexible display screen.
In this embodiment, the driving assembly 20 may drive the first pushing member 21 to open the flexible screen 200 and drive the second pushing member 22 to close the flexible screen 200. Alternatively, the drive assembly 20 may drive the first pusher 21 to close the flexible screen 200 and the second pusher 22 to open the flexible screen 200. As long as can convenient and fast open or draw in flexible screen 200 in step, prevent that flexible display curtain (or flexible screen 200) from rocking, guarantee the display effect of flexible display curtain (or flexible screen 200) can.
It should be noted that, when two linkage assemblies 20 are provided to drive the flexible screen 200 to perform the folding or unfolding motion, the two linkage assemblies 20 may be disposed at the middle portion, specifically, the screen rolling shaft 12 defining the screen rolling member 10 has an axial direction, the first pushing member 21 of the linkage assembly 20 may be connected to the screen rolling shaft 12 at the middle portion in the axial direction thereof, and the second pushing member 22 may be connected to the other screen rolling shaft 12 at the middle portion in the axial direction thereof, so that the linkage assembly 20 may smoothly drive the flexible screen 200 to be opened or folded.
Referring to fig. 1 to 5, in some embodiments of the present invention, the first pushing member 21 includes a transmission portion 211 and a pushing rod 212, the transmission portion 211 is disposed at an end of the pushing rod 212 facing away from the second pushing member 22, an end of the pushing rod 212 facing away from the transmission portion 211 is hinged to the second pushing member 22, the transmission portion 211 is rotatably connected to the rolling screen 10, the driving assembly 30 drives the transmission portion 211 to rotate, the transmission portion 211 drives the pushing rod 212 to rotate around the transmission portion 211, and the pushing rod 212 drives the second pushing member 22 to move around the transmission portion 211. In this embodiment, the transmission portion 211 is disposed, and the driving assembly 30 drives the transmission portion 211 to rotate, so that the transmission portion 211 drives the pushing rod 212 to rotate. It should be noted that, at this time, a rotation groove may be disposed on the supporting seat 11 of the rolling screen 10, the rotation part may be rotatably received in the rotation groove, and an end of the pushing rod 212 departing from the second pushing member 22 extends into the rotation groove, so that the transmission part 211 drives the pushing rod 212 to rotate. Or the transmission part 211 is directly connected with the output shaft of the motor 311, and the support and rotation of the transmission part 211 are realized through the motor 311. In one embodiment, the pushing rod 212 of the first pushing member 21 and the second pushing member 22 rotate in opposite directions, and specifically, when the driving portion 211 of the driving assembly 30 drives the pushing rod 212 to rotate clockwise, the second pushing member 22 rotates counterclockwise, so that the roll screen 10 connected to the second pushing member 22 moves away from the roll screen 10 connected to the first pushing member 21. The two rolling screen pieces 10 are driven to be mutually opened or closed in a rotating mode, when the two rolling screen pieces are closed, only the first pushing piece 21 and the second pushing piece 22 need to be stacked, the arrangement space of the first pushing piece 21 and the second pushing piece 22 can be saved, and the rolling screen pieces 10 can be enabled to synchronously open the flexible screen 200 or close the flexible screen 200.
Referring to fig. 1, 2, 4, and 5, in some embodiments of the present invention, the transmission portion 211 is a transmission gear 211, the driving assembly 30 includes a driving member 31 and a tooth structure 32, the driving member 31 drives the tooth structure 32 to rotate the transmission gear 211, and the transmission gear 211 drives the push rod 212 to rotate around the transmission gear 211. In this embodiment, the transmission gear 211 is driven to rotate by the tooth-shaped structure 32, and the gear pair is driven by the convex teeth in a meshing manner, so that the rotation precision of the transmission gear 211 can be greatly improved, and the movement stability of the rolling screen 10 is ensured.
Referring to fig. 2 to 5, in some embodiments of the present invention, the opening and closing structure 100 further includes a lower fixing plate 40, the rolling screen 10 is fixedly connected to the lower fixing plate 40, the transmission gear 211 is rotatably connected to the lower fixing plate 40, the tooth structure 32 is a first rack 32, and defines that the opening and closing structure 100 has a width direction, and the driving member 31 drives the first rack 32 to move along the width direction, so that the first rack 32 drives the transmission gear 211 to rotate. In this embodiment, the lower fixing plate 40 is substantially T-shaped, and the structure of the lower fixing plate 40 is relatively stable due to the arrangement. And, the transmission gear 211 may be a straight gear or a bevel gear, and the rotational connection between the lower fixing plate 40 and the transmission gear 211 may be achieved by means of shaft hole matching. It should be noted that the width direction is the length direction of the first rack 32, and the opening and closing structure 100 further includes a height direction, when the driving assembly 30 drives the first rack 32 to move along the width direction, the first rack 32 drives the transmission gear 211 to rotate, the transmission gear 211 drives the push rod 212 to rotate, and the push rod 212 drives the second pushing member 22 to rotate, so that the two rolling screen members 10 are separated from or close to each other. By providing the first rack 32 to drive the transmission gear 211, a driving path can be saved, the volume of the opening and closing structure 100 can be ensured to be small, and the two roll screens 10 can be well separated or close to each other.
Referring to fig. 1 to 5, in some embodiments of the present invention, the opening and closing structure 100 includes at least two linkage assemblies 20, two linkage assemblies 20 are arranged at intervals along the width direction, each linkage assembly 20 includes a first pushing member 21 and a second pushing member 22, one end of the first pushing member 21 is connected to one of the roll screens 10, one end of the second pushing member 22 is connected to the other roll screen 10, and an end of the first pushing member 21 facing away from the roll screen 10 is in transmission connection with an end of the second pushing member 22 facing away from the roll screen 10. In this embodiment, through setting up two linkage assemblies 20 that set up along the width direction interval for roll up screen member 10 and receive the support of at least two places, thereby improve two stationarities of rolling up screen member 10 and keeping away from each other or being close to, and then can be more convenient and fast open in step or draw in flexible screen 200 in, prevent that flexible screen 200 from rocking, guarantee flexible screen 200's display effect. In an embodiment of the present application, the first direction may be a direction in which the second pushing member 22 faces away from the first pushing member 21, and the second direction may be a direction in which the second pushing member 22 faces toward the first pushing member 21, and then the linear motor 311 (the driving assembly 30) pushes the first pushing member 21, so that the flexible screen 200 is opened or closed. Or the first direction may be a clockwise direction, the second direction may be a counterclockwise direction, and the first pushing member 21 is driven to rotate to drive the second pushing member 22 to rotate, so that the flexible screen 200 is opened or closed. The two linkage assemblies 20 can be driven by a linear motor 311, or can be driven by a linear motor 311 to rotate so as to open or close the flexible screen 200 synchronously, so that the flexible display screen (or the flexible screen 200) is prevented from shaking, and the display effect of the flexible display screen (or the flexible screen 200) is ensured.
Referring to fig. 5, 7, 8, in some embodiments of the present invention, the drive assembly 30 further comprises:
the main body part 33, the main body part 33 is provided with a transmission connecting piece 331, the driving piece 31 is in transmission connection with the transmission connecting piece 331, the first rack 32 of the driving component 30 is fixedly connected with the main body part 33,
a second rack 34, wherein the second rack 34 is disposed on a side of the main body 33 away from the first rack 32, and extends along the width direction, defining the opening and closing structure 100 having a height direction perpendicular to the width direction, and a direction of a slot opening of the second rack 34 is opposite to a direction of a slot opening of the first rack 32 in the height direction;
the driving member 31 drives the main body 33 to move along the width direction, so that the first rack 32 drives the transmission gear 211 of one of the driving assemblies 30 to rotate clockwise, and the second rack 34 drives the transmission gear 211 of the other driving assembly 30 to rotate counterclockwise. The main body 33 is substantially flat and is configured to facilitate forming the first and second racks 32 and 34. In one embodiment, the transmission connector 331 may be a tooth transmission structure, a belt transmission structure or a chain transmission structure, as long as the power transmission of the driving member 31 is facilitated. In this embodiment, the driving member 31 drives the main body portion 33 to move along the width direction by arranging the second rack 34, so that the first rack 32 drives the transmission gear 211 of one driving assembly 30 to rotate clockwise, and the second rack 34 drives the transmission gear 211 of the other driving assembly 30 to rotate counterclockwise, on one hand, the flexible screen 200 can be opened or closed conveniently and rapidly and synchronously, the flexible display screen (or the flexible screen 200) is prevented from shaking, and the display effect of the flexible display screen (or the flexible screen 200) is ensured; on the other hand, when the flexible screen 200 is driven to fold, the first pushing members 21 of the two driving assemblies 30 rotate to approach each other, so as to drive the second pushing members 22 of the driving assemblies 30 to approach each other, so that when the opening and closing structure 100 is driven to fold, the two driving assemblies 30 approach each other in the width direction, the storage space of the opening and closing structure 100 in the width direction is reduced, and the opening and closing structure 100 is convenient to store.
Referring to fig. 5, 7 and 8, in some embodiments of the present invention, the transmission connector 331 is a nut 331, one side of the nut 331 is fixedly connected to the main body portion 33, the main body portion 33 is disposed on one side of a lower fixing plate 40 of the opening and closing structure 100, the lower fixing plate 40 is provided with a through hole 41, and the nut 331 is disposed through the through hole 41;
the driving member 31 includes a motor 311 and a screw 312 in transmission connection with the motor 311, the motor 311 is fixed on one side of the lower fixing plate 40 away from the main body portion 33, at least a part of the screw 312 is disposed opposite to the through hole 41, and the nut 331 is sleeved on the screw 312. The transmission efficiency of the transmission of the lead screw 312 is generally 0.92-0.98%, so that the transmission precision is high, the motion is stable, and the creeping phenomenon is avoided; and the reverse transmission of the lead screw 312 has no idle stroke, and has a good reverse transmission function, so that the main body part 33 can be better driven to move when the lead screw 312 is matched with the nut 331 to realize the transmission of the lead screw 312. The good motion of drive assembly 30 has been guaranteed, and then can convenient and fast open in step or draw in flexible screen 200, prevents that flexible display curtain (or flexible screen 200) from rocking, guarantees the display effect of flexible display curtain (or flexible screen 200). And, through setting up the opening 611, make the movement distance of the nut 331 controlled by the interval size of the opening 611, on the one hand facilitate the work of the protection motor 311, on the other hand save the stop gear, have reduced the arrangement complexity of the structure 100 of opening and shutting.
Referring to fig. 2 to 6, in some embodiments of the present invention, the opening and closing structure 100 includes an upper fixing plate 50 disposed opposite to the lower fixing plate 40, the upper fixing plate 50 is provided with a first matching portion 51, an end of the second pushing member 22 facing away from the first pushing member 21 is provided with a second matching portion 221, and the first matching portion 51 is matched with the second matching portion 221 so as to rotatably connect the second pushing member 22 and the upper fixing plate 50. By arranging the upper fixing plate 50, the opening and closing structure 100 is uniformly stressed in the height direction, and then the stable opening and closing of the flexible screen 200 are ensured. It is understood that the first engagement portion 51 may have a pin structure and the second engagement portion 221 may have a hole structure, thereby ensuring the transmission.
In some embodiments of the present invention, the first matching portion 51 is a rotating shaft, the second matching portion 221 is a rotating hole, and the rotating shaft is rotatably inserted into the rotating hole; the shaft hole structure ensures that the second pushing member 22 drives the upper fixing plate 50 to move away from or close to the lower fixing plate 40.
In some embodiments of the present invention, the first matching portion 51 is a third rack 512, the second matching portion 221 is a transmission gear 211, and the transmission gear 211 is rotatably connected to the upper fixing plate 50 and is engaged with the third rack 512. Through the cooperation of the tooth-shaped structures 32, the transmission force received by the upper fixing plate 50 can be accurate, so that the opening and closing flexible screen 200 with higher accuracy can be realized.
In an embodiment, the first matching portion 51 is similar to the structure of the main body plate 511, the first rack 32 and the second rack 34, and may specifically include the main body plate 511, the third rack 512 and the fourth rack 513, and the third rack 512 and the fourth rack 513 are arranged similar to the first rack 32 and the second rack 34 (defining that the opening and closing structure 100 has a height direction perpendicular to the width direction, and the orientations of the gullet notches of the third rack 512 and the fourth rack 513 are opposite to each other in the height direction, wherein the gullet notch of the first rack 32 is aligned with the notch of the third rack 512, and the gullet notch of the second rack 34 is aligned with the gullet notch of the fourth rack 513, so as to further ensure the transmission stability of the upper fixing plate 50 and the lower fixing plate 40, and the driving assembly 30 for driving the third rack 512 and the fourth rack 513 may be arranged on the upper fixing plate 50, it can be understood that, at this time, the third rack 512 and the fourth rack 513 move in the opposite direction to the first rack 32 and the second rack 34, thereby further improving the opening and closing efficiency of the flexible screen 200.
Referring to fig. 7, in some embodiments of the present invention, the opening and closing structure 100 further includes a housing 60, the housing 60 is formed with a receiving cavity 61, the receiving cavity 61 has an opening 611, the driving assembly 30 and the lower fixing plate 40 are received in the receiving cavity 61, the driving assembly 30 drives the first pushing member 21 or the second pushing member 22 to move, so that the linkage assembly 20 drives the two screen rolling members 10 to move, and the second pushing member 22 and the upper fixing plate 50 extend out of the opening 611, so as to synchronously open the flexible screen 200 or close the flexible screen 200. The shell 60 is arranged, the opening and closing structure 100 and the flexible screen 200 can be protected conveniently, when the flexible screen 200 is in a closing state, the driving assembly 30, the linkage assembly 20 and the flexible screen 200 are all contained in the containing cavity 61, when the flexible screen 200 is in an opening state, part of the linkage assembly 20 and the upper fixing plate 50 all stretch out of the containing cavity 61, and therefore the flexible screen 200 can be opened conveniently.
The present invention further provides a display device, which includes an opening and closing structure 100, the opening and closing structure being used for opening and closing a flexible screen 200, the opening and closing structure 100 being defined to have a width direction, the opening and closing structure 100 including:
two rolls of screen members 10, wherein the two rolls of screen members 10 are arranged oppositely, one side of the flexible screen 200 is wound and installed on one roll of screen member 10, and the other side is wound and installed on the other roll of screen member 10;
the two linkage assemblies 20 are arranged at intervals along the width direction, each linkage assembly 20 comprises a first pushing member 21 and a second pushing member 22, one end of each first pushing member 21 is connected with one rolling screen 10, one end of each second pushing member 22 is connected with the other rolling screen 10, and the end part of each first pushing member 21 departing from the rolling screen 10 is in transmission connection with the end part of each second pushing member 22 departing from the rolling screen 10; and
the driving assembly 20, the driving assembly 20 drives the two first pushing pieces 21 to move away from or close to each other, so that the linkage assembly 20 drives the two screen rolling pieces 10 to synchronously open the flexible screen 200 or close the flexible screen 200;
or, the driving assembly 20 drives the two second pushing members 22 to move away from or close to each other, so that the linkage assembly 20 drives the two screen rolling members 10 to open the flexible screen 200 or close the flexible screen 200 synchronously.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a structure that opens and shuts for opening and shutting of flexible screen, its characterized in that, definition structure that opens and shuts have width direction, the structure that opens and shuts includes:
the two screen rolling pieces are arranged oppositely, one side of the flexible screen is wound and installed on one screen rolling piece, and the other side of the flexible screen is wound and installed on the other screen rolling piece;
the two linkage assemblies are arranged at intervals along the width direction, each linkage assembly comprises a first pushing piece and a second pushing piece, one end of the first pushing piece is connected with one screen rolling piece, one end of the second pushing piece is connected with the other screen rolling piece, and the end part of the first pushing piece departing from the screen rolling piece is in transmission connection with the end part of the second pushing piece departing from the screen rolling piece; and
the driving assembly drives the two first pushing pieces to move away from or close to each other, so that the linkage assembly drives the two screen rolling pieces to synchronously open or close the flexible screen;
or the driving component drives the two second pushing pieces to move away from or close to each other, so that the linkage component drives the two screen rolling pieces to synchronously open or close the flexible screen.
2. The opening and closing structure of claim 1, wherein the first pushing member comprises a transmission part and a pushing rod, the transmission part is arranged at an end part of the pushing rod, which is far away from the second pushing member, the end part of the pushing rod, which is far away from the transmission part, is hinged with the second pushing member, the transmission part is rotatably connected with the rolling screen member, the driving assembly drives the transmission part to rotate, the transmission part drives the pushing rod to rotate around the transmission part, and the pushing rod drives the second pushing member to move around the transmission part.
3. The opening and closing structure according to claim 2, wherein the transmission part is a transmission gear, the driving assembly comprises a driving member and a tooth-shaped structure, the driving member drives the tooth-shaped structure to drive the transmission gear to rotate, and the transmission gear drives the push rod to rotate around the transmission gear.
4. The opening and closing structure according to claim 3, wherein said opening and closing structure further comprises a lower fixing plate, a rolling screen member is fixedly connected with said lower fixing plate, said transmission gear is rotatably connected with said lower fixing plate, said tooth-shaped structure is a first rack, said opening and closing structure is defined to have a width direction, and said driving member drives said first rack to move along said width direction, so that said first rack drives said transmission gear to rotate.
5. The opening and closing structure according to any one of claims 1 to 4, wherein the driving assembly further comprises:
the main body part is provided with a transmission connecting piece, the driving piece is in transmission connection with the transmission connecting piece, a first rack of the driving assembly is fixedly connected with the main body part,
the second rack is arranged on one side, away from the first rack, of the main body part, extends along the width direction, defines that the opening and closing structure has a height direction perpendicular to the width direction, and is opposite to the direction of the tooth socket notch of the first rack in the height direction;
the driving piece drives the main body part to move along the width direction, so that the first rack drives a transmission gear of one driving assembly to rotate clockwise, and the second rack drives a transmission gear of the other driving assembly to rotate anticlockwise.
6. The opening and closing structure of claim 5, wherein the transmission connecting piece is a nut, one side of the nut is fixedly connected with the main body part, the main body part is arranged on one side of a lower fixing plate of the opening and closing structure, the lower fixing plate is provided with a through hole, and the nut is arranged in the through hole in a penetrating manner;
the driving piece comprises a motor and a lead screw in transmission connection with the motor, the motor is fixed on one side of the lower fixing plate, which is far away from the main body part, at least part of the lead screw is arranged right opposite to the through hole, and the nut is sleeved on the lead screw.
7. The opening and closing structure of claim 6, wherein the opening and closing structure comprises an upper fixing plate arranged opposite to the lower fixing plate, the upper fixing plate is provided with a first matching portion, the end of the second pushing member, which is far away from the first pushing member, is provided with a second matching portion, and the first matching portion is matched with the second matching portion so as to enable the second pushing member and the upper fixing plate to be rotatably connected.
8. The opening and closing structure of claim 7, wherein the first engaging portion is a rotating shaft, the second engaging portion is a rotating hole, and the rotating shaft is rotatably inserted into the rotating hole;
or the first matching part is a third rack, the second matching part is a transmission gear, and the transmission gear is rotatably connected with the upper fixing plate and meshed with the third rack.
9. The opening and closing structure according to claim 7, further comprising a housing, wherein the housing is formed with a receiving cavity, the receiving cavity has an opening, the driving assembly and the lower fixing plate are received in the receiving cavity, the driving assembly drives the first pushing member or the second pushing member to move, so that the linkage assembly drives the two screen rolling members to move, and the second pushing member and the upper fixing plate extend out of the opening, so as to synchronously open the flexible screen or close the flexible screen.
10. A display device characterized by comprising the opening and closing structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911323874.XA CN110989281A (en) | 2019-12-20 | 2019-12-20 | Opening and closing structure and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911323874.XA CN110989281A (en) | 2019-12-20 | 2019-12-20 | Opening and closing structure and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110989281A true CN110989281A (en) | 2020-04-10 |
Family
ID=70073452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911323874.XA Pending CN110989281A (en) | 2019-12-20 | 2019-12-20 | Opening and closing structure and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110989281A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113345279A (en) * | 2021-06-24 | 2021-09-03 | 黄河水利职业技术学院 | Multimedia business-giving projection device |
| CN113561668A (en) * | 2021-07-19 | 2021-10-29 | 杭州古珀医疗科技有限公司 | Diabetes incidence prediction system and method based on improved LSTM |
| CN113781905A (en) * | 2021-08-06 | 2021-12-10 | 联想(北京)有限公司 | Display device |
| CN115148090A (en) * | 2021-03-31 | 2022-10-04 | Oppo广东移动通信有限公司 | Display device |
| JP2023010551A (en) * | 2021-07-07 | 2023-01-20 | 北京小米移動軟件有限公司 | Folding mechanism, rollable screen structure, and electronic equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202275256U (en) * | 2011-09-09 | 2012-06-13 | 烟台三和精密机械有限公司 | Novel projection board |
| CN106559530A (en) * | 2016-12-30 | 2017-04-05 | 深圳天珑无线科技有限公司 | The opening-closing structure and mobile terminal of flexible screen |
| CN106782092A (en) * | 2016-12-30 | 2017-05-31 | 深圳天珑无线科技有限公司 | The opening-closing structure and mobile terminal of flexible screen module, flexible screen |
| CN207216262U (en) * | 2017-06-09 | 2018-04-10 | 深圳市光科全息技术有限公司 | A kind of Portable ground-pull curtain |
| CN207630931U (en) * | 2017-12-21 | 2018-07-20 | 连云港中昊房车有限公司 | A kind of rain shade device for automobile and automobile |
| CN110376837A (en) * | 2019-07-18 | 2019-10-25 | 杭州迈杰教育科技有限公司 | A kind of projection screen |
| CN209740601U (en) * | 2019-04-19 | 2019-12-06 | 湖北亿涛建设有限公司 | self-locking lifting platform for constructional engineering |
-
2019
- 2019-12-20 CN CN201911323874.XA patent/CN110989281A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202275256U (en) * | 2011-09-09 | 2012-06-13 | 烟台三和精密机械有限公司 | Novel projection board |
| CN106559530A (en) * | 2016-12-30 | 2017-04-05 | 深圳天珑无线科技有限公司 | The opening-closing structure and mobile terminal of flexible screen |
| CN106782092A (en) * | 2016-12-30 | 2017-05-31 | 深圳天珑无线科技有限公司 | The opening-closing structure and mobile terminal of flexible screen module, flexible screen |
| CN207216262U (en) * | 2017-06-09 | 2018-04-10 | 深圳市光科全息技术有限公司 | A kind of Portable ground-pull curtain |
| CN207630931U (en) * | 2017-12-21 | 2018-07-20 | 连云港中昊房车有限公司 | A kind of rain shade device for automobile and automobile |
| CN209740601U (en) * | 2019-04-19 | 2019-12-06 | 湖北亿涛建设有限公司 | self-locking lifting platform for constructional engineering |
| CN110376837A (en) * | 2019-07-18 | 2019-10-25 | 杭州迈杰教育科技有限公司 | A kind of projection screen |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115148090A (en) * | 2021-03-31 | 2022-10-04 | Oppo广东移动通信有限公司 | Display device |
| CN115148090B (en) * | 2021-03-31 | 2024-01-19 | Oppo广东移动通信有限公司 | Display device |
| CN113345279A (en) * | 2021-06-24 | 2021-09-03 | 黄河水利职业技术学院 | Multimedia business-giving projection device |
| JP2023010551A (en) * | 2021-07-07 | 2023-01-20 | 北京小米移動軟件有限公司 | Folding mechanism, rollable screen structure, and electronic equipment |
| US11755066B2 (en) | 2021-07-07 | 2023-09-12 | Beijing Xiaomi Mobile Software Co., Ltd. | Foldable mechanism, rollable screen structure and electronic device |
| CN113561668A (en) * | 2021-07-19 | 2021-10-29 | 杭州古珀医疗科技有限公司 | Diabetes incidence prediction system and method based on improved LSTM |
| CN113781905A (en) * | 2021-08-06 | 2021-12-10 | 联想(北京)有限公司 | Display device |
| CN113781905B (en) * | 2021-08-06 | 2023-10-27 | 联想(北京)有限公司 | Display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110989281A (en) | Opening and closing structure and display device | |
| EP3889452B1 (en) | Rotating device, housing and electronic device | |
| EP4008918B1 (en) | Electronic device and collapsible assembly | |
| EP3910919A1 (en) | Rotating device, housing, and electronic device | |
| EP3739560A1 (en) | Foldable support device and foldable flexible display device | |
| US10561028B2 (en) | Flexible display | |
| US11459809B1 (en) | Hinge | |
| EP1965272A3 (en) | Cartridge comprising an engagement gear and a rotation body | |
| CN211259337U (en) | Synchronous hinge | |
| CN113345334A (en) | Middle frame assembly and display device | |
| US20240019911A1 (en) | Hinge component and electronic device | |
| CN106352037B (en) | Telescopic component and electric drawer cabinet | |
| CN208534249U (en) | Electronic tripper and vehicle with it | |
| CN209121732U (en) | A kind of rotating mechanism and displaying rack device of showing stand | |
| CN211371007U (en) | Rotating mechanism, rotating assembly, rotating device and electronic equipment | |
| CN208041086U (en) | Straight-tooth cylindrical gear with gap eliminating function | |
| CN212564048U (en) | Inward-bending type inward-folding rotating mechanism | |
| US20100124953A1 (en) | Electronic device with a sliding and rotating cover | |
| US11085508B2 (en) | Driving apparatus | |
| CN113048141A (en) | Rotating mechanism, rotating assembly, rotating device and electronic equipment | |
| CN219304623U (en) | Small size motor for shutter | |
| CN114079681A (en) | Bendable electronic device | |
| CN109549404A (en) | A kind of rotating mechanism and displaying rack device of showing stand | |
| CN220869862U (en) | Synchronous foldable rotating shaft mechanism | |
| CN210539949U (en) | Rotary check structure and chair backrest table |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200410 |