CN106157832B

CN106157832B - Telescopic mechanism for LED (light-emitting diode) curtain screen

Info

Publication number: CN106157832B
Application number: CN201610635857.XA
Authority: CN
Inventors: 郭建良
Original assignee: Shenzhen Kingaurora Opto Tech Co ltd
Current assignee: Shenzhen Kingaurora Opto Tech Co ltd
Priority date: 2016-08-04
Filing date: 2016-08-04
Publication date: 2022-06-10
Anticipated expiration: 2036-08-04
Also published as: CN106157832A

Abstract

The invention discloses a telescopic mechanism for an LED (light-emitting diode) curtain screen, which comprises at least two light bars, wherein a telescopic component is arranged between every two adjacent light bars, the telescopic component is connected between the two light bars and can adjust the distance between the two light bars, an electrode copper strip is arranged between the light bars in a penetrating manner, the telescopic component comprises a terminal, a slide way piece and a connecting shaft rod connected between the terminal and the slide way piece, the slide way piece is provided with a slide way for the connecting shaft rod to slide in the slide way piece, one end of the connecting shaft rod is hinged on the terminal, and the other end of the connecting shaft rod is movably connected with the slide way piece. By means of the telescopic mechanism, the curtain screen can realize the functions of adjusting the pixel interval, realizing electric connection, signal connection and the like. Compared with the existing products of the same type, the telescopic mechanism for the LED curtain screen has the advantages of simple structure, convenient gap adjustment, easy adjustment of the pixel interval of the curtain screen, convenient maintenance, attractive appearance and the like.

Description

Telescopic mechanism for LED (light-emitting diode) curtain screen

Technical Field

The invention relates to the application field of LED technology, in particular to a telescopic mechanism for an LED curtain screen.

Background

With the maturity and popularization and application of the LED technology, products related to the LED technology are also more and more widely integrated into daily life, wherein the LED curtain screen is an important application direction of the LED application technology.

The LED is applied to the curtain screen, so that the attractiveness of the building outer wall can be improved, and the curtain screen also has the functions of advertising and the like.

However, the existing LED curtain screen generally has the technical defects of complex structure, difficult transmission of power supply, signal connection and the like of a driving power supply, and great influence on the original use environment.

In view of the above, the present invention provides a new technical solution to solve the existing technical drawbacks.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a telescopic mechanism for an LED curtain screen, which solves the technical defects that the prior products of the same type have complex structures, the gap of the curtain screen is inconvenient to adjust, the power supply and the signal are difficult to connect and transmit, the environment is attractive, and the like.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a telescopic mechanism for an LED curtain screen comprises at least two lamp bars, wherein a telescopic component is arranged between every two adjacent lamp bars, the telescopic component is connected between the two lamp bars and can adjust the distance between the two lamp bars, and an electrode copper strip penetrates between the lamp bars.

As an improvement of the above technical solution, the telescopic assembly includes a terminal, a slide member and a connecting shaft rod connected between the terminal and the slide member, the terminal is fixed on the upper surface of one light bar in two adjacent light bars, the slide member is fixed on the lower surface of the other light bar in the two adjacent light bars, the slide member has a slide for connecting the shaft rod to slide inside, one end of the connecting shaft rod is hinged on the terminal, and the other end of the connecting shaft rod is movably connected with the slide member.

As a further improvement of the above technical solution, the connecting shaft rod is a U-shaped connecting member, the U-shaped portion of the middle of the connecting shaft rod is movably inserted into the slide way of the slide way member, and the end of the connecting shaft rod has a bent portion inserted into the corresponding hinge hole of the terminal.

As a further improvement of the technical scheme, one side of the slide way piece is provided with an arc concave position matched with the electrode copper strip for positioning.

As a further improvement of the technical scheme, a through hole is formed in one side of the slide way piece, a brake pad used for tightly braking the electrode copper strip penetrates through the through hole, the brake pad is provided with an arc-shaped braking surface, and one end of the brake pad can penetrate through the through hole and extend into the slide way of the slide way piece.

As a further improvement of the technical scheme, an elastic device is arranged between the brake pad and the slide way, and the elastic device can rebound the brake pad to the initial position under the state after the telescopic assembly contracts.

As a further improvement of the above technical solution, the terminal, the slide member, and the connecting shaft rod are all metal members, the slide member and the connecting shaft rod are all insulated from the brake pad, the connecting shaft rod is electrically connected to each light bar and transmits data signals to each light bar, the electrode copper strip is a power supply transmission member, and the brake pad can be electrically connected to the electrode copper strip and provides power to each light bar when the whole mechanism is unfolded.

As a further improvement of the technical scheme, the bottom of the lowermost lamp strip is provided with a copper strip pulley, and the electrode copper strip is wound on the copper strip pulley, so that the folding and unfolding guide of the curtain screen is realized.

As a further improvement of the technical scheme, the side part of the lamp strip is provided with a limiting block for limiting the contraction gap of the lamp strip.

As a further improvement of the technical scheme, the telescopic assemblies are provided with two groups which are respectively arranged on two sides of the light bar, and the two groups of telescopic assemblies are oppositely arranged.

The invention has the beneficial effects that: the invention provides a telescopic mechanism for an LED curtain screen, which is simplified in structure and simple in structure compared with the existing product on the whole; the power supply connection and the signal connection of the whole telescopic mechanism can be effectively realized through parts such as an electrode copper strip, a brake pad and the like; the telescopic mechanism can effectively adjust the distance between two adjacent light bars of the whole curtain screen, is convenient to adjust, is convenient to realize image display of different pixel distances, and has more abundant and diversified functions; the whole product is structurally simplified, cost reduction and serialized and standardized production are facilitated, later maintenance work is facilitated, and operation cost is reduced. The telescopic mechanism for the LED curtain screen solves the technical defects that the existing products of the same type are complex in structure, inconvenient in gap adjustment of the curtain screen, difficult in power supply and signal connection and transmission, and attractive in environment and the like.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic assembly view of the present invention;

FIG. 2 is an assembled view from another angle of the present invention;

FIG. 3 is a third angle assembly of the present invention;

FIG. 4 is a structural exploded view of the telescoping assembly of the present invention;

FIG. 5 is a schematic view of the telescoping assembly of the present invention in a collapsed configuration;

fig. 6 is a schematic view of the telescopic assembly of the present invention in an extended state.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive efforts are within the protection scope of the present invention based on the embodiments of the present invention. In addition, all the composite relationships referred to in the patent do not mean that the components are directly connected, but mean that a more preferable composite structure can be formed by adding or reducing the number of the combined auxiliary components according to the specific implementation conditions. The technical features of the invention can be combined interactively without conflicting with each other, see fig. 1-6.

The utility model provides a telescopic machanism for LED (light emitting diode) curtain screen, includes two at least lamp strips 1, be provided with flexible subassembly 2 between two adjacent lamp strips 1, flexible subassembly 2 is connected between two lamp strips 1 and the interval between two adjustable lamp strips 1, wear to put electrode copper strips 3 between the lamp strip 1.

In this embodiment, in the implementation of the present invention, the implementer can set the appropriate shape and number of the light bars according to the specific implementation requirement of the light bar 1-bit plate-shaped light bar plate.

The telescopic assembly 2 is convenient for adjusting the gaps among different lamp strips 1 by arranging spacing adjustable intervals among different lamp strips 1 in the telescopic assembly through the telescopic function of the telescopic assembly, and the requirements of different pixel intervals or resolution ratios on products are met.

Preferably, the telescopic assembly 2 includes a terminal 21, a sliding rail member 22 and a connecting shaft 23 connected between the terminal 21 and the sliding rail member 22, the terminal 21 is fixed on an upper surface of one light bar 1 of the two adjacent light bars 1, the sliding rail member 22 is fixed on a lower surface of the other light bar 1 of the two adjacent light bars 1, the sliding rail member 22 has a sliding rail 221 for the connecting shaft 23 to slide inside, one end of the connecting shaft 23 is hinged on the terminal 21, and the other end of the connecting shaft 23 is movably connected with the sliding rail member 22.

In practice, the terminal 21 and the slide member 22 are fixed to the light bar 1 by welding, screws, or other fixing means.

Preferably, the connecting shaft 23 is a U-shaped connecting member, the middle U-shaped portion 231 of the connecting shaft 23 is movably inserted into the sliding channel 221 of the sliding channel member 22, and the end of the connecting shaft 23 has a bent portion 232, and the bent portion 232 is inserted into the corresponding hinge hole 211 of the terminal 21.

The shape of the connecting shaft 23 in the embodiment is only a preferred embodiment of the present invention, and other shapes and structures capable of realizing the function of the sliding center idea of the present invention can be used, and the changes of the shapes are all within the protection scope of the present invention.

Preferably, one side of the slide member 22 is provided with an arc-shaped concave position 222 which is matched with the electrode copper strip 3 for positioning.

Preferably, a through hole 223 is formed in one side of the slide member 22, a brake pad 4 for tightly braking the electrode copper strip 3 penetrates through the through hole 223, the brake pad 4 has an arc-shaped braking surface, and one end of the brake pad 4 can penetrate through the through hole 223 and extend into the slide 221 of the slide member 22.

Preferably, an elastic device is arranged between the brake pad 4 and the slide way 221, and the elastic device can rebound the brake pad 4 to the initial position when the telescopic assembly 2 is in the contracted state.

In this embodiment, the elastic device is a telescopic spring assembled between the brake pad 4 and the slide way 221, and when the mechanism is in a tightened state (in a horizontal state), the spring automatically pulls back the brake pad 4; when the mechanism is in an extension state, the connecting shaft rod 23 extrudes the brake pad 4 to clamp the electrode copper strip 3; on one hand, shaking is avoided; on the other hand, a part of gravity is directly decomposed on the electrode copper strip 3, which is beneficial to the stability of the whole mechanism.

Preferably, the terminal 21, the sliding rail member 22 and the connecting shaft 23 are all metal members, the sliding rail member 22 and the connecting shaft 23 are both insulated from the brake block 4, the connecting shaft 23 is electrically connected to each light bar 1 and transmits data signals to each light bar 1, the electrode copper belt 3 is a power supply transmission member, and the brake block 4 can be electrically connected with the electrode copper belt 3 and provides power to each light bar 1 when the whole mechanism is unfolded.

Because the terminal 21, the slideway member 22, the connecting shaft rod 23, the brake pad 4 and other parts are all metal parts, the brake pad 4 is insulated from the slideway member 22 and the connecting shaft rod 23; after the lamp strip screen is completely stretched in place, the power supply of the lamp strip 1 can be realized by taking electricity from the electrode copper strip 3 through the brake pad 4; the connecting shaft 23 can be used to transmit data signals cascaded between the light bars 1.

Compared with the structure of the existing product, the structure of the product is greatly simplified, and a stable connection relation is provided.

Preferably, the bottom of the lowermost light bar 1 is provided with a copper belt pulley 5, and the electrode copper belt 3 is wound on the copper belt pulley 5, so that the retraction and extension guiding of the light bar is realized.

Preferably, the side portion of the light bar 1 is provided with a limiting block 11 for limiting the contraction gap of the light bar 1, and the limiting block 11 can prevent the light bar 1 from exceeding the safe contraction distance in the contraction process, so that the light bar 1 can be protected. The limiting block 11 is fixed on one side of the lamp body 1 by welding, fixing screws and other fixing methods.

Preferably, flexible subassembly 2 has two sets ofly, sets up respectively in the both sides of lamp strip 1, two sets of flexible subassemblies 2 set up in opposite directions, and when practical application, two sets of flexible subassemblies 2 operate simultaneously.

Referring to fig. 4-6, when using, the 2 levels of the telescopic component that are located lamp strip 1 both sides are located the both sides of lamp strip 1, when lamp strip 1 needs to expand:

for the left telescoping assembly 2: when electrode copper strips 3 decline in-process, under the fixed guide effect of electrode copper strips 3 and terminal 21, make connecting shaft rod 23 only can slowly slide to the right side from the left side along slide 221, when connecting shaft rod 23 reachs the right side, brake block 4 is extruded and electrode copper strips 3 chucking, and whole extension process is through lamp strip 1 one by one from top to bottom order extension, accomplishes the work of extending of whole flexible screen.

For a right lateral extension assembly: when electrode copper strips 3 decline in-process, under the fixed guide effect of electrode copper strips 3 and terminal 21, make connecting shaft rod 23 can only slowly slide to the left side from the right side along slide 221, when connecting shaft rod 23 reachs the left side, brake block 4 is extruded and electrode copper strips 3 chucking, and whole extension process is through lamp strip 1 one by one from top to bottom order extension, accomplishes the work of extending of whole flexible screen.

When the lamp strip screen needs to be contracted, the process is operated reversely.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A telescopic mechanism for an LED curtain screen is characterized by comprising at least two lamp strips (1), wherein a telescopic component (2) is arranged between every two adjacent lamp strips (1), the telescopic component (2) is connected between the two lamp strips (1) and can adjust the distance between the two lamp strips (1), and an electrode copper strip (3) penetrates through the lamp strips (1); the telescopic assembly (2) comprises a terminal (21), a slide way piece (22) and a connecting shaft rod (23) connected between the terminal (21) and the slide way piece (22), the terminal (21) is fixed on the upper surface of one light bar (1) of the two adjacent light bars (1), the slide way piece (22) is fixed on the lower surface of the other light bar (1) of the two adjacent light bars (1), the slide way piece (22) is provided with a slide way (221) for connecting the shaft rod (23) to slide in the slide way piece, one end of the connecting shaft rod (23) is hinged to the terminal (21), and the other end of the connecting shaft rod (23) is movably connected with the slide way piece (22); a through hole (223) is formed in one side of the slide way piece (22), a brake pad (4) used for tightly braking the electrode copper strip (3) penetrates through the through hole (223), the brake pad (4) is provided with an arc-shaped brake surface, and one end of the brake pad (4) can penetrate through the through hole (223) and extend into a slide way (221) of the slide way piece (22); the terminal (21), the slide way piece (22) and the connecting shaft rod (23) are all metal pieces, the slide way piece (22) connecting shaft rod (23) is insulated from the brake block (4), the connecting shaft rod (23) is electrically connected with the light bars (1) and used for transmitting data signals to the light bars (1), the electrode copper strip (3) is a power supply transmission piece, and the brake block (4) can be electrically communicated with the electrode copper strip (3) and used for providing power supply for the light bars (1) when the whole mechanism is unfolded; the connecting shaft rod (23) is a U-shaped connecting piece, a U-shaped part (231) in the middle of the connecting shaft rod (23) is movably arranged in a slide way (221) of the slide way piece (22) in a penetrating mode, a bent part (232) is arranged at the end part of the connecting shaft rod (23), and the bent part (232) is arranged in a corresponding hinge hole (211) in the terminal (21) in a penetrating mode.

2. The telescopic mechanism for the LED curtain screen is characterized in that an arc-shaped concave position (222) matched with the electrode copper strip (3) for positioning is arranged on one side of the slide way piece (22).

3. The telescopic mechanism for the LED curtain screen according to claim 1, wherein an elastic device is arranged between the brake block (4) and the slide way (221), and the elastic device can rebound the brake block (4) to an initial position when the telescopic assembly (2) is in a contracted state.

4. The telescopic mechanism for the LED curtain screen as claimed in claim 1, wherein a copper strip pulley (5) is arranged at the bottom of the lowermost light bar (1), and the electrode copper strip (3) is wound on the copper strip pulley (5).

5. The telescopic mechanism for the LED curtain screen is characterized in that a limiting block (11) for limiting the contraction gap of the light bar (1) is arranged at the side part of the light bar (1).

6. The telescopic mechanism for the LED curtain screen according to any one of claims 1 to 4, wherein the telescopic assemblies (2) are provided in two groups, and are respectively arranged on two sides of the light bar (1), and the two groups of telescopic assemblies (2) are arranged in an opposite manner.