CN210295761U

CN210295761U - Waterproof LED soft screen module

Info

Publication number: CN210295761U
Application number: CN201921796328.3U
Authority: CN
Inventors: 张强华
Original assignee: Shenzhen Huake Light Electronics Co ltd
Current assignee: Shenzhen Huake Light Electronics Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-04-10
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses a waterproof LED soft screen module, belonging to the display field; the lamp comprises a PCB and a lamp bead arranged on the PCB; the bracket also comprises a bracket frame and a connecting wire; the PCB is arranged on the front side of the support frame, the back side of the support frame is provided with an insertion port, and the connecting wire comprises a cap head and a plug matched with the insertion port; after the plug is inserted into the insertion port, the cap head is tightly attached to the support frame to cover the insertion port; compare with the direct with plug and jack adaptation of current LED soft screen module, cap head has formed the sealed chamber with the support frame, prevents effectively that external water from getting into jack and plug and causing the short circuit, optimizes the performance of LED soft screen module, has increased the life of whole LED soft screen module.

Description

Waterproof LED soft screen module

Technical Field

The utility model relates to a show the field, especially relate to a waterproof LED soft screen module.

Background

The LED soft screen has the characteristics of strong installation adaptability: the device can realize various anisotropic characteristics, such as spherical shape, arc shape and the like, can be transversely and longitudinally bent and deformed for installation, and is not limited by application scenes; for example, in the field of stage design, night clubs and building surface decoration, cool individuation is required, so that the LED soft screen is better and can be made into various shapes such as a spherical shape or an arc shape.

The existing ultra-large LED soft screen is generally composed of a plurality of LED soft screen modules, and the sockets of a power supply/signal line are not subjected to any waterproof treatment; especially when the soft screen is applied to the surface of a building, although the PCB is close to the surface of the building; however, in rainy days, rainwater may enter the socket, which causes short circuit of the whole display screen and failure of normal operation.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists among the above-mentioned technique, the utility model provides a soft screen module of waterproof LED adds the cap head on the connecting wire, and behind plug and the jack adaptation, the cap head covers plug and jack, prevents that external rivers from going into the jack, optimizes the performance of the soft screen module of LED, has increased the life of the soft screen module of whole LED.

In order to achieve the purpose, the utility model provides a waterproof LED soft screen module, which comprises a PCB board and a lamp bead arranged on the PCB board; the bracket also comprises a bracket frame and a connecting wire; the PCB is arranged on the front side of the support frame, the back side of the support frame is provided with an insertion port, and the connecting wire comprises a cap head and a plug matched with the insertion port; after the plug is inserted into the plug interface, the cap head is tightly attached to the support frame to cover the plug interface.

Wherein, the connecting wire includes power connecting wire, signal input line and signal output line, and every group connecting wire all is equipped with plug and cap head, and the support frame is equipped with the jack that corresponds with every group connecting wire.

The connecting wire also comprises a lead, and the plug is electrically connected with the lead; the cap head is fixed on the lead by injection molding and is integrally formed with the lead.

Wherein, the cap head is in a boss shape, and the boss is in a cavity structure; the lead penetrates through the top of the boss and is connected with the plug; after the plug is inserted into the jack, the plug is accommodated in a closed cavity formed by the boss cavity and the support frame.

Wherein, the cap head is connected with the bracket frame through thread fixation, magnet adsorption fixation or mutual clamping.

After the PCB and the support frame are fixed with each other, a structure that the part of the PCB is exposed is formed; the exposed part of the PCB is sealed by sealant.

The bracket frame is provided with a plurality of mounting and fixing hole positions, the fixing hole positions are connected with the magnetic columns, and the magnetic columns are used for adsorbing external articles to connect the bracket frame with the external articles together.

The utility model has the advantages that:

1. the utility model provides a waterproof LED soft screen module, which comprises a PCB board and a lamp bead arranged on the PCB board; the bracket also comprises a bracket frame and a connecting wire; the PCB is arranged on the front side of the support frame, the back side of the support frame is provided with an insertion port, and the connecting wire comprises a cap head and a plug matched with the insertion port; after the plug is inserted into the insertion port, the cap head is tightly attached to the support frame to cover the insertion port; compare with the direct with plug and jack adaptation of current LED soft screen module, cap head has formed the sealed chamber with the support frame, prevents effectively that external water from getting into jack and plug and causing the short circuit, optimizes the performance of LED soft screen module, has increased the life of whole LED soft screen module.

2. The bracket frame is provided with a plurality of mounting and fixing hole positions, the fixing hole positions are connected with the magnetic columns, and the magnetic columns are used for adsorbing external articles to connect the bracket frame and the external articles together; compare in prior art with the magnetic column setting on the PCB board, in installation maintenance process, when the soft screen module board of unit was installed and was taken off from the firmware, the magnetic column did not contact with the PCB board, and the stress point shifts on a frame, avoids tearing bonding pad copper sheet, causes this module bad.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a structural diagram of the bracket frame of the present invention.

The main element symbols are as follows:

1. a PCB board; 2. a support frame; 3. a connecting wire; 4. a magnetic column; 5. a cap head; 6. a jack; 21. a fixing hole; 31. a signal input line; 32. a signal output line; 33. a power line; 321. and (4) conducting wires.

Detailed Description

In order to make the present invention clearer, the present invention will be further described with reference to the accompanying drawings.

The LED soft screen module is a constituent unit of a large-scale display screen, and a plurality of LED soft screen modules are arranged together to form the large-scale display screen, such as a display screen for releasing advertisements on the surface of a building; the LED soft screen module is required to be provided with a power input socket, a video signal input socket and a video signal output socket, wherein the video signal output socket is used for outputting a video signal to an adjacent LED soft screen module; therefore, the applicant develops a waterproof LED soft screen module, and a waterproof design is performed at the insertion position of the power line 33 or/and the signal line, so as to improve the service performance and the service life of the LED soft screen module.

Referring to fig. 1, a waterproof LED soft screen module includes a PCB board 1 and a lamp bead installed on the PCB board 1; the device also comprises a support frame 2 and a connecting wire 3; the PCB board 1 is arranged on the front side of the support frame 2, the back side of the support frame 2 is provided with an insertion port, and the connecting wire 3 comprises a cap head 5 and a plug matched with the insertion port; after the plug is inserted into the interface, the cap head 5 is tightly attached to the support frame 2 to cover the interface.

In the embodiment, the PCB 1 is fixedly connected with the PCB through bolts, and the lamp beads on the PCB are used for displaying pictures according to input video signals; the PCB board 1 is provided with a working circuit which is electrically communicated with the socket; the connecting wire 3 is used for connecting two adjacent LED soft screen modules or/and a power supply; after the plug is inserted into the jack 6, the cap head 5 is tightly attached to the support frame 2 to form a sealed accommodating cavity with the support frame 2, the plug and the jack 6 are accommodated in the sealed accommodating cavity, and external rainwater is difficult to enter the sealed cavity; preferably, a groove is formed in the support frame 2, the insertion hole 6 is formed in the groove, the cap head 5 is tightly attached to the support frame 2 after the plug is inserted into the insertion hole 6, and a sealed accommodating cavity is formed between the cap head and the groove. Wherein, cap 5 links together through bolt and support frame 2, and the cap has designed two waterproof muscle, and the four corners has screw locking waterproof through soaking test 10 minutes, does not have into water phenomenon.

In this embodiment, the connecting wires 3 include power connecting wires 3, signal input wires 31 and signal output wires 32, each group of connecting wires 3 is provided with a plug and a cap 5, and the support frame 2 is provided with a jack 6 corresponding to each group of connecting wires 3; specific support frame 2 is equipped with three horizontal poles, and power plug, video signal input plug and video signal output plug set up respectively on three horizontal poles, and 3 both ends of signal connection line all are equipped with the plug for be connected with two adjacent LED soft screen modules, do not have near the plug of end all to be equipped with cap head 5, and when each end plug and jack 6 cooperateed, two cap heads 5 hug closely with support frame 2 respectively, form sealed cavity, sealed plug and jack 6.

In the present embodiment, the connection line 3 further includes a wire 321, and the plug is electrically connected to the wire 321; the cap 5 is fixed to the lead 321 by injection molding and is integrally formed with the lead 321.

Referring to fig. 2, the cap head 5 is in the shape of a boss, and the boss is in a cavity structure; the lead 321 passes through the top of the boss and is connected with the plug; after the plug is inserted into the jack 6, the plug is accommodated in a closed cavity formed by the boss cavity and the support frame 2.

In the embodiment, the cap head 5 and the support frame 2 are fixed by screw threads or magnets or are connected with each other in a clamping manner; when the cap head 5 and the support frame 2 are fixed through threads, in a water pressure test, the waterproof grade IPx7 (a short-time soaking test) is achieved; when the magnet is adopted for adsorption, the magnet is arranged in the bracket frame 2, and the metal piece or the heteropolar magnet is arranged in the cap head 5; when the clamping structure is adopted, the cap head 5 is provided with a clamping block, and the support frame 2 is provided with a clamping groove, like a rear cover of a remote controller.

In the embodiment, after the PCB board 1 and the bracket frame 2 are fixed to each other, a partially exposed structure of the PCB board 1 is formed; the exposed part of the PCB board 1 is sealed by sealant, so that external dust and water are prevented from falling on the PCB board 1 to cause short circuit of a working circuit.

Referring to fig. 3, a plurality of mounting holes 21 are formed in the support frame 2, the mounting holes 21 are connected to the magnetic pillars 4, and the magnetic pillars 4 are used for adsorbing external objects to connect the support frame 2 and the external objects together; compare in prior art with magnetic column 4 setting on PCB board 1, in installation maintenance process, when installing single LED soft screen module from the firmware and take off, magnetic column 4 does not contact with PCB board 1, and the stress point shifts on frame 2, avoids tearing apart pad copper sheet, causes the module to be damaged.

In the embodiment, the nuts are embedded in the mounting and fixing holes and used for mounting the magnetic columns, and the whole soft screen module and the mounting stress points of the firmware are transferred to the support frame, so that the damage degree of the module can be reduced to the minimum; at present, the conventional module on the market is that the copper column of installation magnetic pillar welds on the PCB board, and the stress point is on the PCB pad, and the module is ageing, the installation in production very easily just pulls off the copper skin that the copper column torn on the PCB board, causes whole piece of module bad even scrap, engineering delay delivery etc. bad consequence.

In this embodiment, after a single LED soft screen module is detached from the fixing member, the PCB board 1 and the bracket frame 2 can be separated by unscrewing the screw thread between the bracket frame 2 and the PCB board 1; and then the new PCB board 1 and the bracket frame 2 are screwed up through screw threads, and then the magnetic column 4 is used for adsorbing the fixing piece to complete replacement and maintenance.

The utility model has the advantages that:

1. the utility model provides a waterproof LED soft screen module, which comprises a PCB board and a lamp bead arranged on the PCB board; the bracket also comprises a bracket frame and a connecting wire; the PCB is arranged on the front side of the support frame, the back side of the support frame is provided with an insertion port, and the connecting wire comprises a cap head and a plug matched with the insertion port; after the plug is inserted into the insertion port, the cap head is tightly attached to the support frame to cover the insertion port; compared with the existing LED soft screen module, the plug is directly matched with the jack, the cap head and the support frame form a sealed cavity, external water is effectively prevented from entering the jack and the plug to cause short circuit, the performance of the LED soft screen module is optimized, and the service life of the whole LED soft screen module is prolonged;

2. the bracket frame is provided with a plurality of mounting and fixing hole positions, the fixing hole positions are connected with the magnetic columns, and the magnetic columns are used for adsorbing external articles to connect the bracket frame and the external articles together; compare in prior art with the magnetic column setting on the PCB board, in installation maintenance process, when the soft screen module board of unit was installed and was taken off from the firmware, the magnetic column did not contact with the PCB board, and the stress point shifts on a frame, avoids tearing bonding pad copper skin apart, causes the module to be impaired.

The above disclosure is only for the specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. A waterproof LED soft screen module comprises a PCB and lamp beads arranged on the PCB; the device is characterized by also comprising a support frame and a connecting wire; the PCB is arranged on the front side of the support frame, the back side of the support frame is provided with an insertion port, and the connecting wire comprises a cap head and a plug matched with the insertion port; after the plug is inserted into the plug interface, the cap head is tightly attached to the support frame to cover the plug interface.

2. The waterproof LED soft screen module according to claim 1, wherein the connecting wires comprise power connecting wires, signal input wires and signal output wires, each group of connecting wires is provided with a plug and a cap, and the support frame is provided with a jack corresponding to each group of connecting wires.

3. The waterproof LED soft screen module according to claim 1, wherein the connecting wire further comprises a wire, and the plug is electrically connected with the wire; the cap head is fixed on the lead by injection molding and is integrally formed with the lead.

4. The waterproof LED soft screen module according to claim 3, wherein the cap head is boss-shaped, and the boss is a cavity structure; the lead penetrates through the top of the boss and is connected with the plug; after the plug is inserted into the jack, the plug is accommodated in a closed cavity formed by the boss cavity and the support frame.

5. The waterproof LED soft screen module according to claim 1, wherein the cap head is connected with the support frame through thread fixing, magnetic adsorption fixing or mutual clamping.

6. The waterproof LED soft screen module according to claim 1, wherein after the PCB and the support frame are fixed with each other, a structure that the part of the PCB is exposed is formed; the exposed part of the PCB is sealed by sealant.

7. The waterproof LED soft screen module according to claim 1, wherein a plurality of mounting fixing hole sites are arranged on the support frame, the fixing hole sites are connected with the magnetic columns, and the magnetic columns are used for adsorbing external objects to connect the support frame and the external objects together.