CN220851413U

CN220851413U - LED display screen

Info

Publication number: CN220851413U
Application number: CN202322743325.6U
Authority: CN
Inventors: 胡庆玲
Original assignee: Shenzhen Bailida Optoelectronics Co ltd
Current assignee: Shenzhen Bailida Optoelectronics Co ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2024-04-26
Anticipated expiration: 2033-10-12

Abstract

The utility model discloses an LED display screen, comprising: a chassis; the support column is arranged in the case; the connecting plate is vertically and slidably arranged on the supporting column; the driving piece is arranged in the case, is in transmission connection with the connecting plate and is used for driving the connecting plate to lift; the first screen is connected to the connecting plate and can be lifted along with the connecting plate; the two second screens are hinged at the left end and the right end of the first screen respectively through hinge parts; the folding steering engine is arranged on the back of the first screen, the folding steering engine is in transmission connection with the corresponding hinge piece, and the folding steering engine is used for driving the hinge piece to rotate. The quick-witted case that sets up has integrated support column, connecting plate, driving piece, first screen and second screen, and this makes whole LED display screen can reduce the size after the second screen is folding to first screen, is convenient for accomodate.

Description

LED display screen

Technical Field

The utility model relates to the technical field of display screens, in particular to an LED display screen.

Background

The display screen is a common display device, and when a task is executed in the wild, the display screen is required to be carried conveniently, and the size of the display screen is required to meet the preset requirement, so that the display screen capable of being folded and lifted and adjusted is required.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the LED display screen is convenient to carry after being folded and convenient to use when the task is executed in the wild.

An LED display screen according to an embodiment of the first aspect of the present utility model includes: a chassis; the support column is arranged in the case; the connecting plate is vertically and slidably arranged on the supporting column; the driving piece is arranged in the case, is in transmission connection with the connecting plate and is used for driving the connecting plate to lift; the first screen is connected to the connecting plate and can be lifted along with the connecting plate; the two second screens are hinged at the left end and the right end of the first screen respectively through hinge parts; the folding steering engine is arranged on the back of the first screen, the folding steering engine is in transmission connection with the corresponding hinge piece, and the folding steering engine is used for driving the hinge piece to rotate.

The LED display screen provided by the embodiment of the utility model has at least the following beneficial effects: the arranged case integrates the support column, the connecting plate, the driving piece, the first screen and the second screen, so that the whole LED display screen can be reduced in size after the second screen is folded towards the first screen, the LED display screen is convenient to store, the driving piece can be used for driving the first screen and the second screen to integrally lift, the second screen can be driven to rotate relative to the first screen by virtue of the folding steering engine, the first screen and the second screen are unfolded and butted, the size of the whole screen is increased, and video announcement is conveniently carried out on an executive person when a task is executed outdoors; in addition, the connecting plate that sets up as the drive piece with intermediate part between the first screen plays the effect of transit connection, also plays the effect of bearing the load, even the connecting plate has damaged, also conveniently changes, reduces the replacement cost.

According to some embodiments of the present utility model, the support columns are provided with a plurality of support columns, the plurality of support columns are arranged at intervals in the left-right direction, the connection plates and the driving pieces are respectively arranged in one-to-one correspondence with the support columns, and the plurality of support columns share the stress, so that the support is facilitated.

According to some embodiments of the present utility model, a guide rail is disposed on the support column, a receiving groove is disposed on the connection board, the receiving groove is covered on the guide rail, a sliding block is disposed in the receiving groove, the sliding block is slidingly connected on the guide rail, the disposed guide rail enables the connection board to slide vertically according to a predetermined direction, and the disposed receiving groove can not only protect the guide rail, but also cooperate with the guide rail to guide the sliding block.

According to some embodiments of the utility model, the connecting plate is further provided with an avoidance groove, the upper end of the support column can be inserted into the avoidance groove, and the arranged avoidance groove can also align the support column, so that the first screen is aligned accurately when lifting, and mechanical interference is reduced.

According to some embodiments of the utility model, the housing further comprises a shield, wherein the shield is connected in the case and is used for shielding the support column, the connecting plate and the driving piece.

According to some embodiments of the present utility model, the protection cover further comprises a sliding sleeve, the sliding sleeve is connected to the back surface of the first screen, the sliding sleeve is sleeved on the protection cover in a vertically sliding manner, the sliding sleeve and the connecting plate are lifted synchronously, and the sliding sleeve is arranged to cooperate with the protection cover to better protect the support column, the connecting plate and the driving piece.

According to some embodiments of the utility model, the left end and the right end of the first screen are respectively provided with a first magnetic piece, one end, close to the first screen, of the second screen is provided with a second magnetic piece, the first magnetic piece is used for adsorbing the second magnetic piece, and the first magnetic piece and the second magnetic piece are adsorbed, so that the first screen and the second screen can be aligned and tightly adhered when being unfolded, and the probability that the second screen is folded by external force is reduced.

According to some embodiments of the utility model, a travelling wheel is arranged at the lower end of the case, and the travelling wheel is arranged to facilitate the whole movement of the LED display screen.

According to some embodiments of the utility model, the drive member comprises a linear motor, a cylinder, a hydraulic cylinder, or an electric cylinder.

According to some embodiments of the utility model, the cover is used for connecting the case, the cover is used for shielding the first screen and the second screen, and the cover protects the first screen and the second screen, so that the cover is convenient to move and place integrally.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

Fig. 1 is a schematic structural diagram of an LED display screen according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the LED display screen shown in FIG. 1 with the cover removed;

FIG. 3 is a schematic view of a second screen fold 90 degrees of the LED display screen shown in FIG. 1;

FIG. 4 is an exploded view of a portion of a support column of the LED display screen shown in FIG. 1 with a second screen deployed;

FIG. 5 is a schematic view showing the structure of the LED display screen of FIG. 1 with the protective cover and the sliding sleeve removed after the second screen is unfolded

Fig. 6 is an enlarged view at a in fig. 5.

The machine case 100, the protective cover 110, the sliding sleeve 120 and the travelling wheels 130;

Support column 200, guide rail 210;

the connecting plate 300, the accommodating groove 310, the sliding block 320 and the avoiding groove 330;

A driving member 400, a first screen 500, a first magnetic member 510;

a second screen 600, a second magnetic member 610;

folding steering engine 700, hinge 800, and case cover 900.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a plurality means one or more, and a plurality means two or more, and it is understood that greater than, less than, exceeding, etc. does not include the present number, and it is understood that greater than, less than, within, etc. include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 6, an LED display screen includes: a chassis 100; the support column 200 is arranged in the case 100; the connection plate 300 is vertically slidably provided on the support column 200; the driving piece 400 is arranged in the case 100, the driving piece 400 is in transmission connection with the connecting plate 300, and the driving piece 400 is used for driving the connecting plate 300 to lift; the first screen 500 is connected to the connection plate 300, and the first screen 500 can be lifted and lowered along with the connection plate 300; two second screens 600 are provided, and the two second screens 600 are hinged at left and right ends of the first screen 500 by a hinge 800, respectively; the folding steering engine 700 is arranged on the back surface of the first screen 500, the folding steering engine 700 is in transmission connection with the corresponding hinge piece 800, and the folding steering engine 700 is used for driving the hinge piece 800 to rotate. The arranged chassis 100 integrates the support column 200, the connecting plate 300, the driving piece 400, the first screen 500 and the second screen 600, so that the whole LED display screen can be reduced in size after the second screen 600 is folded towards the first screen 500, the storage is convenient, the driving piece 400 can be used for driving the whole first screen 500 and the second screen 600 to lift, the second screen 600 can be driven to rotate relative to the first screen 500 by virtue of the folding steering engine 700, the unfolding and the butt joint of the first screen 500 and the second screen 600 are realized, the size of the whole screen is increased, and the video announcement is convenient for an operator to carry out in the field when the task is executed; in addition, the connecting plate 300 serves as an intermediate part between the driving member 400 and the first screen 500, plays a role in transferring connection and also plays a role in bearing load, and is convenient to replace and reduces replacement cost even if the connecting plate 300 is damaged. It will be appreciated that the first screen 500 is vertically identical to the second screen 600, and the upper ends of the two are flush, and the lower ends of the two are flush, and that the so-called folding steering engine 700 is actually formed by connecting a servo motor with a reducer, i.e. the servo motor is in driving connection with the reducer, and the output shaft of the reducer is in driving connection with the hinge 800.

In some embodiments, the support columns 200 are provided with a plurality of support columns 200, the plurality of support columns 200 are arranged at intervals in the left-right direction, the connecting plates 300 and the driving members 400 are arranged in one-to-one correspondence with the support columns 200, the plurality of support columns 200 share stress and are convenient to support, and it is understood that the support columns 200 are specifically provided with two support columns.

Referring to fig. 4 to 6, a guide rail 210 is provided on a support column 200, a receiving groove 310 is provided on a connection plate 300, the receiving groove 310 is covered on the guide rail 210, a slider 320 is provided in the receiving groove 310, the slider 320 is slidably connected to the guide rail 210, the provided guide rail 210 enables the connection plate 300 to slide vertically according to a predetermined direction, the provided receiving groove 310 can play a role of protecting the guide rail 210, and can also cooperate with the guide rail 210 to guide the slider 320, it can be understood that the connection plate 300 is a special-shaped plate.

In some embodiments, the connecting plate 300 is further provided with an avoidance groove 330, the upper end of the support column 200 can be inserted into the avoidance groove 330, and the provided avoidance groove 330 can align the support column 200, so that the first screen 500 is aligned accurately in lifting, and mechanical interference is reduced.

Referring to fig. 4 and 5, the portable electronic device further includes a shield 110, the shield 110 being coupled within the cabinet 100, the shield 110 being used to shield the support column 200, the connection plate 300, and the driving member 400.

In some embodiments, the sliding sleeve 120 is further included, the sliding sleeve 120 is connected to the back surface of the first screen 500, the sliding sleeve 120 is sleeved on the protection cover 110 in a sliding manner along the vertical direction, the sliding sleeve 120 and the connection plate 300 are lifted synchronously, the sliding sleeve 120 is matched with the protection cover 110 to better protect the support column 200, the connection plate 300 and the driving piece 400, and it can be understood that the back surface of the first screen 500 refers to the back end surface of the first screen 500.

In some embodiments, the left end and the right end of the first screen 500 are both provided with the first magnetic member 510, one end, close to the first screen 500, of the second screen 600 is provided with the second magnetic member 610, the first magnetic member 510 is used for adsorbing the second magnetic member 610, and the first magnetic member 510 and the second magnetic member 610 are adsorbed, so that when the first screen 500 and the second screen 600 are unfolded, the first magnetic member 510 and the second magnetic member 610 can be aligned and tightly adhered, the probability that the second screen 600 is folded when being subjected to external force is reduced, and as can be understood, the first magnetic member 510 and the second magnetic member 610 are provided with plate surfaces, and when the second screen 600 is unfolded, the plate surfaces of the first magnetic member 510 and the plate surfaces of the second magnetic member 610 are attached, so that the magnetic adsorption area is ensured to be large, and the first screen 500 and the second screen 600 can be conveniently fixed; the hinge 800 is formed by hinging two L-shaped plates, one of the L-shaped plates is connected to the back of the corresponding screen, the other is hinged, the other is protruded backward, and the distance between the hinge of the two L-shaped plates and the back of the first screen 500 is greater than the distance between the first magnetic member 510 or the second magnetic member 610 and the back of the first screen 500.

In some embodiments, the lower end of the chassis 100 is provided with a walking wheel 130, and the walking wheel 130 is convenient for integrally moving the LED display screen.

In some embodiments, the driver 400 includes a linear motor, a cylinder, a hydraulic cylinder, or an electric cylinder.

Referring to fig. 1 and 2, the portable electronic device further comprises a case cover 900, the case cover 900 is used for connecting the case 100, the case cover 900 is used for shielding the first screen 500 and the second screen 600, and the case cover 900 protects the first screen 500 and the second screen 600, so that the portable electronic device is convenient to move and place integrally.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. An LED display screen, comprising:

a chassis (100);

A support column (200) disposed within the chassis (100);

A connection plate (300) vertically slidably provided on the support column (200);

the driving piece (400) is arranged in the case (100), the driving piece (400) is in transmission connection with the connecting plate (300), and the driving piece (400) is used for driving the connecting plate (300) to lift;

The first screen (500) is connected to the connecting plate (300), and the first screen (500) can be lifted along with the connecting plate (300);

The second screens (600) are arranged, and the two second screens (600) are hinged at the left end and the right end of the first screen (500) through hinges (800) respectively;

The folding steering engine (700) is arranged on the back of the first screen (500), the folding steering engine (700) is in transmission connection with the corresponding hinge (800), and the folding steering engine (700) is used for driving the hinge (800) to rotate.

2. An LED display screen as set forth in claim 1, wherein: the support columns (200) are arranged in a plurality, the support columns (200) are arranged at intervals in the left-right direction, and the connecting plates (300) and the driving pieces (400) are arranged in one-to-one correspondence with the support columns (200).

3. An LED display screen as set forth in claim 1, wherein: the support column (200) is provided with a guide rail (210), the connecting plate (300) is provided with a containing groove (310), the containing groove (310) is covered on the guide rail (210), the containing groove (310) is internally provided with a sliding block (320), and the sliding block (320) is in sliding connection with the guide rail (210).

4. A LED display screen according to claim 3, wherein: the connecting plate (300) is further provided with an avoidance groove (330), and the upper end of the support column (200) can be inserted into the avoidance groove (330).

5. An LED display screen as set forth in claim 1, wherein: the novel portable computer further comprises a protective cover (110), wherein the protective cover (110) is connected in the case (100), and the protective cover (110) is used for shielding the support column (200), the connecting plate (300) and the driving piece (400).

6. An LED display screen as set forth in claim 5, wherein: the novel screen is characterized by further comprising a sliding sleeve (120), wherein the sliding sleeve (120) is connected to the back face of the first screen (500), the sliding sleeve (120) is vertically sleeved on the protective cover (110) in a sliding manner, and the sliding sleeve (120) and the connecting plate (300) are lifted synchronously.

7. An LED display screen according to any one of claims 1 to 6, wherein: the left end and the right end of the first screen (500) are both provided with first magnetic pieces (510), one end, close to the first screen (500), of the second screen (600) is provided with second magnetic pieces (610), and the first magnetic pieces (510) are used for adsorbing the second magnetic pieces (610).

8. An LED display screen as set forth in claim 1, wherein: the lower end of the case (100) is provided with a travelling wheel (130).

9. An LED display screen as set forth in claim 1, wherein: the driving member (400) comprises a linear motor, a cylinder, a hydraulic cylinder or an electric cylinder.

10. An LED display screen as set forth in claim 1, wherein: the box further comprises a box cover (900), wherein the box cover (900) is used for being connected with the box (100), and the box cover (900) is used for shielding the first screen (500) and the second screen (600).