CN219510491U

CN219510491U - Telescopic screen mechanism and display device

Info

Publication number: CN219510491U
Application number: CN202320779454.8U
Authority: CN
Inventors: 徐尚祥; 高倩; 杨小云
Original assignee: Shenzhen Zhaowei Machinery and Electronics Co Ltd
Current assignee: Shenzhen Zhaowei Machinery and Electronics Co Ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-08-11
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a telescopic screen mechanism and a display device, wherein the telescopic screen mechanism comprises: the telescopic screen is provided with a first connecting part and a second connecting part at two ends; one end of the telescopic component is connected with the first connecting part, and the other end of the telescopic component is connected with the second connecting part; a driving member having an output end; the input end of the transmission component is connected with the output end of the driving piece, and the output end of the transmission component is connected with the telescopic component. Above-mentioned flexible screen mechanism, both ends through flexible subassembly are connected with the first connecting portion and the second connecting portion of flexible screen respectively, make the first connecting portion and the second connecting portion of flexible screen can keep the tensioning state when flexible, avoid the screen to stretch out and draw back too fast or too slowly and lead to the screen fold, the surface unevenness influences the problem of feel of using.

Description

Telescopic screen mechanism and display device

Technical Field

The utility model relates to the technical field of telescopic devices, in particular to a telescopic screen mechanism. In addition, the utility model also relates to a display device comprising the telescopic screen mechanism.

Background

The flexible retractable screen has the characteristics of convenient folding and free retraction, so that the display area of the screen can be adjusted according to the needs of users, and the flexible retractable screen can be widely applied to intelligent terminals.

The telescopic structure of current flexible screen includes chain structure and rather than complex actuating mechanism, drive mechanism, rotates through actuating mechanism drive chain structure, and then drives the flexible function of the screen of being connected with chain structure, and the one end of flexible screen removes under this kind of mode, can't guarantee the tensioning state of screen, causes screen fold or screen damage easily at the in-process of screen shrink or extension.

In summary, how to provide a method for ensuring the flatness of the retractable screen during the retraction process is a problem to be solved by those skilled in the art.

Disclosure of Invention

Therefore, the present utility model is directed to a retractable screen mechanism, which can maintain the first connection portion and the second connection portion of the retractable screen in a tensioned state by using the retractable assembly, so as to avoid the problems of screen wrinkling, uneven surface and influence on the feeling of use caused by too fast or too slow retraction of the screen. Another object of the present utility model is to provide a display device including the above-described retractable screen mechanism.

In order to achieve the above object, the present utility model provides the following technical solutions:

a telescoping screen mechanism comprising:

the telescopic screen is provided with a first connecting part and a second connecting part at two ends;

the telescopic component is connected with the first connecting part at one end and the second connecting part at the other end;

a driving member having an output end;

the input end of the transmission assembly is connected with the output end of the driving piece, and the output end of the transmission assembly is connected with the telescopic assembly.

Preferably, a supporting seat is arranged at one end of the telescopic screen, and the second connecting part is connected with the supporting seat.

Preferably, the device further comprises a control element, wherein the control element is in signal connection with the driving piece.

Preferably, a shell is arranged on one side of the supporting seat, and the driving piece and the transmission component are both arranged in the shell.

Preferably, the telescopic assembly comprises:

the two ends of the first rack are respectively connected with the output end of the transmission assembly and the first connecting part;

and one end of the elastic piece is connected with the supporting seat, and the other end of the elastic piece is connected with the display base.

Preferably, the telescopic assembly comprises:

one end of the connecting rod mechanism is connected with the output end of the transmission assembly, and the other end of the connecting rod mechanism is connected with the first connecting part;

Preferably, the telescopic assembly comprises:

the two ends of the first rack are respectively connected with the first output end of the transmission assembly and the first connecting part;

and two ends of the second rack are respectively connected with the second output end of the transmission assembly and the supporting seat.

Preferably, a group of the telescopic components are arranged in the middle of the telescopic screen;

or, the telescopic components are symmetrically arranged on two sides of the telescopic screen.

Preferably, the elastic element is a tension spring.

The utility model also provides a display device comprising the telescopic screen mechanism.

The utility model provides a telescopic screen mechanism, which comprises a telescopic screen, a telescopic assembly and a transmission assembly, wherein a first connecting part and a second connecting part are arranged at two ends of the telescopic screen; when the driving piece drives the transmission component to rotate, the telescopic component can drive the telescopic screen to shrink or expand; when the telescopic assembly acts on, the first connecting portion and the second connecting portion of the telescopic screen can keep a tensioning state, stability of the screen when the screen is contracted or expanded is guaranteed, the screen is guaranteed to stretch in place, the problem that the screen is folded due to too fast or too slow expansion of the screen and uneven surfaces is avoided, and flatness of the telescopic screen in the expansion process is guaranteed.

The display device provided by the utility model comprises the telescopic screen mechanism, so that the same technical effect as that of the telescopic screen mechanism can be achieved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a retractable screen provided by the present utility model;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a cross-sectional view taken along A-A of FIG. 2;

FIG. 4 is a schematic view of another retractable screen according to the present utility model;

FIG. 5 is a top view of FIG. 4;

FIG. 6 is a B-B cross-sectional view of FIG. 5;

FIG. 7 is a schematic view of a structure of another retractable screen according to the present utility model;

fig. 8 is a schematic view of the internal structure of the housing of fig. 7.

In fig. 1 to 8, reference numerals include:

the telescopic screen 1, the first rack 2, the shell 3, the elastic piece 4, the supporting seat 5, the connecting rod mechanism 6, the second rack 7, the driving piece 8 and the transmission component 9;

a first connection part 11, a second connection part 12.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model aims at providing a telescopic screen mechanism, which can keep a tensioning state of a first connecting part 11 and a second connecting part 12 of a telescopic screen 1 when the telescopic screen stretches under the action of a telescopic component, so that the problems of screen wrinkling, uneven surface and influence on the using feeling caused by too fast or too slow screen stretching are avoided. Another core of the present utility model is to provide a display device including the above-mentioned retractable screen mechanism.

Referring to fig. 1 to 6, the telescopic screen mechanism provided by the present utility model includes a telescopic screen 1, a telescopic assembly and a transmission assembly 9. Fig. 1, fig. 4, and fig. 7 are all the telescopic screen mechanisms provided by the present utility model.

The flexible screen 1 is a flexible screen, can slide round the spool, and the both ends of flexible screen 1 are equipped with first connecting portion 11 and second connecting portion 12, and first connecting portion 11 and second connecting portion 12 are the tip of flexible screen 1, and when carrying out the flexible operation of flexible screen 1, first connecting portion 11 and second connecting portion 12 synchronous movement guarantee the tensioning state of flexible screen 1 when flexible.

One end of the telescopic assembly is connected with the first connecting part 11 of the telescopic screen 1, the other end of the telescopic assembly is connected with the second connecting part 12 of the telescopic screen 1, and the moving directions of the first connecting part 11 and the second connecting part 12 are the same.

The transmission component 9, the input of transmission component 9 is connected with the output of driving piece 8, the output of transmission component 9 is connected with flexible subassembly, driving piece 8 can drive transmission component 9 in order to realize the moment of torsion output and act on flexible subassembly, and further the both ends of flexible subassembly correspond to be connected with the first connecting portion 11 of flexible screen 1, second connecting portion 12, and driving piece 8 drive transmission component 9 can drive flexible subassembly to satisfy the demand that flexible screen 1 extends or contracts.

The driving member 8 may be one or more electric motors for converting mechanical energy into electrical energy to generate a driving torque to effect driving of the telescopic assembly.

The transmission assembly 9 may be a gear transmission set, such as one or more gears of worm bevel gears, parallel gears, bevel gears, etc.

The transmission assembly 9 is preferably a worm bevel gear and a parallel gear, and the combination of the worm bevel gear and the parallel gear can realize a large transmission ratio in a small space, so as to realize the speed reduction and reinforcement of the driving piece 8, and output torque to the telescopic assembly to carry out telescopic operation of the telescopic screen 1. Simple structure, transmission efficiency is higher, is favorable to practicing thrift the space of flexible screen mechanism, avoids the interference to flexible process of flexible screen 1, reduces the noise in the use, improves suitability and product core competitiveness. The combined form of the worm bevel gear and the parallel gear can meet the design requirement of the small intelligent mobile terminal with the flexible screen, and has good application and popularization values.

The driving piece 8 can drive the transmission component 9 to further act on the telescopic component, and the first connecting part 11 and the second connecting part 12 of the telescopic screen 1 are driven to move by the movement of the telescopic component, so that the purpose of shrinking or expanding the telescopic screen 1 is achieved.

But drive transmission assembly 9 further acts on the flexible subassembly through driving piece 8, drives the shrink or the expansion of flexible screen 1 through the motion of flexible subassembly, realizes stretching of flexible screen 1 through mechanized mode, has avoided manual error to lead to flexible screen 1 surface fold or unable flexible condition in place when manual operation, guarantees the life and the accurate flexible operation of flexible screen 1, guarantees better display effect.

The mechanism form of the telescopic component is not limited, and can be a connecting rod mechanism, a rack mechanism and the like, so that the use requirement can be met.

The setting position and the number of the telescopic components are not limited, and the requirement can be met, for example, the telescopic components can be symmetrically arranged on two sides of the telescopic screen 1 or the telescopic components are arranged on the length direction of the telescopic screen 1, so that the first connecting part 11 and the second connecting part 12 of the telescopic screen 1 can be ensured to be kept in a tensioning state when being telescopic, and the flatness of the telescopic screen 1 when being telescopic is ensured.

Optionally, a certain protection piece can be arranged on the driving piece 8, so that the driving piece 8 is still in a starting state when the transmission assembly 9 is damaged or fails, the driving piece 8 can be suddenly stopped, and the service life of the driving piece 8 is ensured.

The telescopic screen mechanism comprises a telescopic screen 1, a telescopic assembly and a transmission assembly 9, wherein a first connecting part 11 and a second connecting part 12 are arranged at two ends of the telescopic screen 1, one end of the telescopic assembly is connected with the first connecting part 11, the other end of the telescopic assembly is connected with the second connecting part 12, the input end of the transmission assembly 9 is connected with the output end of a driving piece 8, and the output end of the transmission assembly 9 is connected with the telescopic assembly; when the driving piece 8 drives the transmission component 9 to rotate, the telescopic component can drive the telescopic screen 1 to shrink or expand; when the telescopic assembly acts on, the first connecting part 11 and the second connecting part 12 of the telescopic screen 1 can be kept in a tensioning state, so that the stability of the screen in contraction or expansion is guaranteed, the screen is guaranteed to be telescopic in place, the problem that the screen is folded due to too fast or too slow expansion of the screen, uneven surface and influence on the use feeling are avoided, and the flatness of the screen in the telescopic process is guaranteed.

On the basis of the above embodiment, a supporting seat 5 is provided on one side of the retractable screen 1, and the second connecting portion 12 is connected with the supporting seat 5.

Referring to fig. 1, 3 and 5, the supporting seat 5 is a supporting member at the end of the retractable screen 1, so as to avoid damage to the end of the screen, and facilitate connection with a retractable assembly, and the retractable assembly is connected with the supporting seat 5 by connecting the supporting seat 5 with the second connecting portion 12.

The length of the supporting seat 5 is not less than the length of the telescopic screen 1, the whole of the second connecting portion 12 of the telescopic screen 1 is guaranteed to be firmly connected with the supporting seat 5, smooth pulling of the second connecting portion 12 can be achieved by pulling the supporting seat 5, and the problem that wrinkles or different positions of the second connecting portion 12 are inconsistent in pulling speed in the pulling process is avoided.

In the present embodiment, the structural form of the supporting seat 5 is not particularly limited, and the use requirement is satisfied.

On the basis of any of the above embodiments, the telescopic screen mechanism further comprises a control element, which is in signal connection with the driving member 8.

The control element can control the movement of the driving element 8 so as to start the driving element 8 to drive the expansion screen 1 to expand or contract according to the actual needs of a user.

The control element may have various structural forms, such as one or more of a PCB board (Printed Circuit Board ), or FCB board (Flexible Printed Circuit, printed circuit) or other control type element, as may be required.

As the preferred embodiment, the control element can adjust the speed of the driving piece 8, can control the expansion or contraction speed of the telescopic screen 1, meets the diversified demands of users, is more convenient and improves the core competitiveness.

On the basis of any of the above embodiments, the housing 3 is disposed on one side of the supporting seat 5, and the driving member 8 and the transmission assembly 9 are disposed in the housing 3.

Please refer to fig. 3, 6, 8, the driving member 8 and the transmission assembly 9 are all disposed in the housing 3, the housing 3 has an opening, and can provide a mounting space for the driving member 8 and the telescopic assembly, and the housing 3 can be a combined housing, so that the assembly and disassembly of the driving member 8, the transmission assembly 9 and the telescopic assembly are facilitated, and the safety and stability of the operation are ensured. The structural shape, material and size of the housing 3 are not limited, and the storage requirements of the driving member 8 and the transmission assembly 9 can be met.

The casing 3 is located one side of supporting seat 5, and casing 3 is the mounting, and flexible screen 1 is kept away from to casing 3, and flexible subassembly can guarantee that flexible screen 1 all keeps the tensioning state when flexible, under the circumstances that satisfies the user demand, and casing 3's volume is as little as possible, avoids taking place to contact with casing 3 when flexible screen 1's flexible, and flexible screen 1 is worn and torn when avoiding both contacts, influences flexible screen 1's life or display effect.

On the basis of any embodiment, the telescopic assembly comprises: the two ends of the first rack 2 are respectively connected with the output end of the transmission assembly 9 and the first connecting part 11; and one end of the elastic piece 4 is connected with the supporting seat 5, and the other end of the elastic piece 4 is used for being connected with the display base.

Referring to fig. 1, 2 and 3, the transmission assembly 9 drives the first rack 2 to move so as to drive the first connecting portion 11 of the telescopic screen 1 to move, and the elastic member 4 is connected with the supporting seat 5 and can be used for tensioning the telescopic screen 1.

In the process that the first rack 2 drives the telescopic screen 1 to stretch, the elastic piece 4 is in an elongated state, pull resistance is generated, the direction of the resistance is opposite to the stretching direction of the telescopic screen 1, the situation that the telescopic screen 1 stretches too fast is avoided, the screen is directly taken out, and the stability and flatness of the screen stretch are ensured; in the process that the first rack 2 drives the telescopic screen 1 to retract, the elastic piece 4 is in a retracted state, the rebound direction of the elastic piece 4 is the same as the retraction direction of the telescopic screen 1, and at the moment, the elastic piece 4 utilizes the self elastic force to match with the link mechanism 6 to retract the telescopic screen 1 in place.

When the telescopic screen 1 stretches out, the first rack 2 can drive the first connecting part 11 of the telescopic screen 1 to rise under the action of the driving part 8 and the transmission assembly 9, and the elastic part 4 can provide elastic tension to one end of the second connecting part 12 of the telescopic screen 1, so that the telescopic screen 1 in a tensioning state during stretching ensures the working integrity of the screen, avoids the screen from being wrinkled or damaged, ensures a better display effect and improves the experience of a user.

When the telescopic screen 1 is retracted, the first rack 2 can drive one end of the first connecting part 11 of the telescopic screen 1 to descend under the action of the driving part 8 and the transmission assembly 9, the elastic part 4 is in a retracted state, the elastic part 4 can be matched with the link mechanism 6 by using the elastic force of the elastic part 4 to retract the telescopic screen 1 in place, and the control element can control the driving part 8 to stop working.

Here, the ascending and descending means the up-down direction in fig. 1.

The elastic member 4 may be a tension spring, a torsion spring, or a variety of elastic members.

The elastic coefficient, the material, the number and the like of the elastic piece 4 are not limited, but attention is paid to the fact that the elastic tension of the elastic piece 4 cannot be too large, so that the influence on the performance of each film layer of the telescopic screen 1 due to the too large tension when the telescopic screen 1 stretches is avoided, the damage to the telescopic screen 1 is avoided, and the service life of the telescopic screen 1 is guaranteed.

In this embodiment, a better engagement performance between the first rack 2 and the transmission assembly 9 is required, so as to ensure that the first rack 2 can drive the first connecting portion 11 to move smoothly. The running performance of the first rack 2 can also be ensured by a lubrication measure arranged between the first rack 2 and the transmission assembly 9.

On the basis of any embodiment, the telescopic assembly comprises: the connecting rod mechanism 6, one end of the connecting rod mechanism 6 is connected with the output end of the transmission assembly 9, and the other end of the connecting rod mechanism 6 is connected with the first connecting part 11; and one end of the elastic piece 4 is connected with the supporting seat 5, and the other end of the elastic piece 4 is used for being connected with the display base.

Referring to fig. 4 to 6, the telescopic assembly includes a link mechanism 6 and an elastic member 4, and the expansion and contraction of the telescopic screen 1 can be realized by matching the link mechanism 6 with the elastic member 4 with a transmission assembly 9 and a driving member 8, so that the telescopic screen has simple structure, small noise and strong applicability.

The link mechanism 6 comprises at least two link groups, the two link groups are connected through a hinge shaft, one end of the link mechanism 6 is connected with the output end of the transmission assembly 9, the other end of the link mechanism 6 is connected with the first connecting part 11, and under the action of the driving piece 8 and the transmission assembly 9, the distance between the two link groups and the supporting seat 5 can be relatively reduced or increased, and the distance corresponds to the contraction and the expansion of the telescopic screen 1 respectively.

One end of the connecting rod mechanism 6 connected with the transmission assembly 9 is accommodated in the shell 3, and the transmission part is arranged in the shell 3, so that the safety in use is enhanced.

One end of the elastic piece 4 is connected with the supporting seat 5, and the other end is fixed on the display base. In the process that the link mechanism 6 drives the expansion screen 1 to extend, the elastic piece 4 is in an elongated state to generate pulling resistance, the direction of the resistance is opposite to the extending direction of the expansion screen 1, the expansion screen 1 is prevented from being too fast when being extended, the screen is directly taken out, and the stability and the flatness of the screen when being extended are ensured; in the process that the link mechanism 6 drives the telescopic screen 1 to retract, the elastic piece 4 is in a retracted state, the rebound direction of the elastic piece 4 is the same as the retraction direction of the telescopic screen 1, and at the moment, the elastic piece 4 utilizes the self elastic force to match with the link mechanism 6 to retract the telescopic screen 1 in place.

The elastic coefficient, the material, the number and the like of the elastic piece 4 are not limited, and as such, it is noted that the elastic tension of the elastic piece 4 cannot be too large, so that the influence on the performance of each film layer of the telescopic screen 1 due to the too large tension when the telescopic screen 1 stretches is avoided, the damage to the telescopic screen 1 is avoided, and the service life of the telescopic screen 1 is ensured. .

When the telescopic screen 1 stretches out, the connecting rod mechanism 6 can drive one end where the first connecting part 11 of the telescopic screen 1 is located to ascend under the action of the driving part 8 and the transmission assembly 9, and the elastic part 4 can provide elastic tension for one end where the second connecting part 12 of the telescopic screen 1 is located, so that the telescopic screen 1 in a tensioning state during stretching ensures the working integrity of the screen, avoids the screen from being wrinkled or damaged, ensures a better display effect and improves the experience of a user.

When the telescopic screen 1 is retracted, the connecting rod mechanism 6 can drive one end of the first connecting part 11 of the telescopic screen 1 to descend under the action of the driving part 8 and the transmission assembly 9, the elastic part 4 is in a retracted state, the elastic force of the elastic part 4 can be matched with the connecting rod mechanism 6 to retract the telescopic screen 1 in place, and the control element can control the driving part 8 to stop working.

Here, the ascending and descending means the up-down direction in fig. 4.

On the basis of any embodiment, the telescopic assembly comprises: the two ends of the first rack 2 are respectively connected with a first output end of the transmission assembly 9 and a first connecting part 11; and two ends of the second rack 7 are respectively connected with a second output end of the transmission assembly 9 and the supporting seat 5.

In this embodiment, the transmission assembly 9 includes a plurality of gears, which cooperate with the rack to drive, please refer to fig. 7 and 8.

The rack is a part with teeth distributed on the strip-shaped body and is matched with the gear for use. Referring to fig. 5 and 6, the first rack 2 and the second rack 7 are driven by the transmission assembly 9, and the first rack 2 and the second rack 7 correspond to the first connecting portion 11 and the second connecting portion 12 of the telescopic screen 1, wherein the second connecting portion 12 is connected to the supporting seat 5, and the second rack 7 drives the supporting seat 5 to move, i.e. drives the second connecting portion 12 to move.

The working process of the double rack structure is described as follows:

when the driving piece 8 drives the transmission assembly 9, the first rack 2 and the second rack 7 synchronously move, so that the tensioning state of the telescopic screen 1 is ensured, and the telescopic screen 1 is further driven to reciprocate as required to realize extension or retraction.

When the telescopic screen 1 stretches out, the first rack 2 can drive the one end that the first connecting portion 11 of the telescopic screen 1 is located to rise under the action of the driving piece 8 and the transmission assembly 9, the second rack 7 can drive the one end that the second connecting portion 11 of the telescopic screen 1 is located to be close to the shell 3 under the action of the driving piece 8 and the transmission assembly 9, the telescopic screen 1 when being stretched out is in a tensioning state, the screen is guaranteed to be neat, the screen is prevented from being wrinkled or damaged, the good display effect is guaranteed, and the experience of a user is improved.

When the telescopic screen 1 is retracted, the first rack 2 can drive one end of the first connecting portion 11 of the telescopic screen 1 to descend under the action of the driving piece 8 and the transmission assembly 9, and the second rack 7 can drive one end of the second connecting portion 11 of the telescopic screen 1 to be far away from the shell 3 under the action of the driving piece 8 and the transmission assembly 9 until the telescopic screen 1 is retracted to the proper position, so that the operation is stopped.

Here, the terms up, down, left, and right refer to the orientation in fig. 7.

In this embodiment, the first rack 2, the second rack 7 and the transmission assembly 9 all need to have good meshing performance, so as to ensure smooth movement of the first rack 2 and the second rack 7. The running performance of the first rack 2 and the second rack 7 can be ensured by the lubrication measures arranged between the first rack 2, the second rack 7 and the transmission assembly 9.

On the basis of any of the above embodiments, a group of telescopic components is arranged in the middle of the telescopic screen 1;

or, the telescopic components are symmetrically arranged at two sides of the telescopic screen 1.

Referring to fig. 1 to 8, the telescopic assembly is disposed in the middle of the telescopic screen 1 and driven by a set of transmission assemblies 9, so as to drive the telescopic screen 1 to stretch out and draw back, thereby ensuring stability in the stretching process.

The telescopic components of the multiple groups are symmetrically arranged on two sides of the telescopic screen 1 and driven by the multiple groups of transmission components 9, the telescopic screen 1 can be driven to stretch out and draw back, the synchronicity of the driving piece 8 is controlled by the control element, and the stability of the multiple groups of telescopic components in the use process is ensured.

Alternatively, the multiple groups of telescopic components may be arranged in the length direction of the telescopic screen 1, for example, three groups of telescopic components are uniformly arranged along the length direction of the telescopic screen 1, or one group of telescopic components is arranged in the middle of the telescopic screen 1, and the other two groups of telescopic components are symmetrically arranged on two sides of the telescopic screen 1.

The specific arrangement of the telescopic components is not excessively limited, so that stable telescopic operation of the telescopic screen 1 can be realized.

On the basis of any of the above embodiments, the elastic member 4 is a tension spring.

The tension spring is a spiral spring bearing axial tension, and two ends of the tension spring are provided with hook-shaped pieces which are correspondingly connected with the display base and the supporting seat 5. The display base and the supporting seat 5 are correspondingly provided with hole sites which are convenient for the connection of the hook-shaped pieces, and the tension spring has simple structure, convenient disassembly and wider applicability.

Optionally, a plurality of tension springs may be disposed along the length direction of the support base 5 to cooperate with the movement of the telescopic assembly to act on the telescopic screen 1 together. It should be noted that, if a plurality of tension springs are provided, the tension springs must be completely consistent, for example, the materials, the elastic coefficients, the dimensions, etc. should be consistent, so as to ensure a uniform elastic force.

Above-mentioned flexible screen mechanism, but drive transmission subassembly 9 is in order to act on flexible subassembly through driving piece 8, further act on the first connecting portion 11 of flexible screen 1 that flexible subassembly's both ends are connected, second connecting portion 12, in order to satisfy the demand that flexible screen 1 stretched or contracted, simple structure, the noise is little, practice thrift the operation space, guarantee the roughness and the stability of the flexible in-process of screen, guarantee better display effect, the life of extension screen, can satisfy user's demand better, have better popularization and application and worth.

In addition to the above-mentioned telescopic screen mechanism, the present utility model further provides a display device including the telescopic screen mechanism disclosed in any of the above embodiments, where the display device may be a television, a display, a super personal computer, a computer, etc., and the structure of other parts of the display device is referred to the prior art, and will not be described herein again. In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The telescopic screen mechanism and the display device provided by the utility model are described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. A telescoping screen mechanism, comprising:

the telescopic screen (1), two ends of the telescopic screen (1) are provided with a first connecting part (11) and a second connecting part (12);

one end of the telescopic component is connected with the first connecting part (11), and the other end of the telescopic component is connected with the second connecting part (12);

a driving member (8) having an output end;

the transmission assembly (9), the input of transmission assembly (9) with the output of driving piece (8) is connected, the output of transmission assembly (9) with flexible subassembly is connected.

2. The telescopic screen mechanism according to claim 1, wherein one end of the telescopic screen (1) is provided with a support seat (5), and the second connecting portion (12) is connected with the support seat (5).

3. A telescopic screen mechanism according to claim 2, further comprising a control element in signal connection with the driving member (8).

4. A telescopic screen mechanism according to claim 3, wherein a housing (3) is provided on one side of the support base (5), and the driving member (8) and the transmission assembly (9) are both provided in the housing (3).

5. The telescoping screen mechanism of claim 4, wherein the telescoping assembly comprises:

the two ends of the first rack (2) are respectively connected with the output end of the transmission assembly (9) and the first connecting part (11);

and one end of the elastic piece (4) is connected with the supporting seat (5), and the other end of the elastic piece (4) is connected with the display base.

6. The telescoping screen mechanism of claim 4, wherein the telescoping assembly comprises:

the connecting rod mechanism (6), one end of the connecting rod mechanism (6) is connected with the output end of the transmission assembly (9), and the other end of the connecting rod mechanism (6) is connected with the first connecting part (11);

7. The telescoping screen mechanism of claim 4, wherein the telescoping assembly comprises:

the two ends of the first rack (2) are respectively connected with the first output end of the transmission assembly (9) and the first connecting part (11);

and two ends of the second rack (7) are respectively connected with a second output end of the transmission assembly (9) and the supporting seat (5).

8. A telescopic screen mechanism according to any one of claims 5 to 7, wherein a set of the telescopic assemblies is provided in the middle of the telescopic screen (1);

or, the telescopic components are symmetrically arranged on two sides of the telescopic screen (1).

9. A telescopic screen mechanism according to claim 5 or 6, wherein the elastic member (4) is a tension spring.

10. A display device comprising the retractable screen mechanism of any one of claims 1 to 9.