CN113613433A

CN113613433A - LED display screen power supply box

Info

Publication number: CN113613433A
Application number: CN202110895423.4A
Authority: CN
Inventors: 侯威; 李序松; 江道荣; 徐寿旺
Original assignee: Shenzhen Xindi Vision Technology Co ltd
Current assignee: Shenzhen Xindi Vision Technology Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2021-11-05

Abstract

The invention provides an LED display screen power supply box which comprises a shell, a bottom plate, a positioning part and a power supply, wherein the shell and the bottom plate are surrounded to form an accommodating cavity, the power supply is positioned in the accommodating cavity, a charging interface and a signal interface are arranged on the outer surface of the shell, a video interface is arranged on the outer surface of the bottom plate, the shell is provided with a first open slot, the first open slot is communicated with the accommodating cavity, the positioning part penetrates through the first open slot and is partially accommodated in the accommodating cavity, the positioning part is fixedly arranged on the bottom plate, the positioning part is provided with a cover plate, and the cover plate covers the first open slot; the power supply is vertically arranged on the bottom plate. The power supply box is generally rectangular, the power supply is vertically arranged on the bottom plate, namely, one surface of the power supply fixed on the bottom plate is narrower than the left surface and the right surface of the power supply and longer than the upper surface and the lower surface of the power supply, and the power supply box and the LED transparent screen are fixedly connected through screws. The power supply is changed from horizontal to vertical, the width of the shell of the power supply box is shortened, and the position light transmittance of the power supply box on the back of the LED transparent screen can be further increased by shortening the width of the power supply box.

Description

LED display screen power supply box

Technical Field

The invention relates to the technical field of LED display, in particular to a power supply box of an LED display screen.

Background

Along with the continuous development and popularization of modern electronic technology and information technology, the LED display technology is also different day by day, the market is not only limited to the transparent screen of conventional usage to the transparent screen product of LED yet, has sheltered from the light of large tracts of land during current conventional transparent screen installation, influences mansion resident family or merchant's sight, and the market needs a new transparent screen product of LED, the transparent screen product of LED that has high luminousness, if: a bar screen, a grid screen, etc. However, most of the screen power supply boxes are horizontally installed, and when the horizontal power supply boxes are installed on the back face of the LED transparent screen, the shell needs to be widened and even needs other fixing structures such as bolts and the like to be fixed. The LED transparent screen has the advantages that the occupied area is large, so that the light transmittance ratio of the position with the power supply box on the back of the LED transparent screen is low, and the light transmission effect is poor.

Disclosure of Invention

In order to solve the problems, the invention provides an LED display screen power supply box which solves the problems that the power supply box attached to the back of an LED transparent screen occupies a large area, so that the position of the power supply box on the back of the LED transparent screen has low light transmittance and poor light transmittance effect.

The invention is realized by the following technical scheme:

the invention provides an LED display screen power supply box which comprises a shell, a bottom plate, a positioning part and a power supply, wherein the shell and the bottom plate are surrounded to form an accommodating cavity, the power supply is positioned in the accommodating cavity, a charging interface and a signal interface are arranged on the outer surface of the shell, a video interface is arranged on the outer surface of the bottom plate, the shell is provided with a first open slot, the first open slot is communicated with the accommodating cavity, the positioning part penetrates through the first open slot and is partially accommodated in the accommodating cavity, the positioning part is fixedly arranged on the bottom plate, the positioning part is provided with a cover plate, and the cover plate covers the first open slot; the power supply is vertically arranged on the bottom plate.

Furthermore, the shell is provided with locking parts at two sides of the positioning part, each locking part comprises a base, a buckle body and a locking part, the base is fixedly arranged on the shell, two sides of the base are provided with first guide pillars, two sides of the buckle body are provided with second guide pillars, each locking part is provided with a first through hole and a second through hole, each first through hole is arranged at the upper side of each second through hole, each first guide pillar penetrates through each first through hole, and each second guide pillar penetrates through each second through hole; the top of the buckle body is provided with a lock rod, two sides of the cover plate are vertically provided with positioning blocks in the longitudinal direction, the upper surface of each positioning block is provided with a groove used for being abutted against the lock rod, and the lock rod and the groove are abutted against each other; and the bottom of the locking piece is provided with a poking piece for controlling the locking rod to be abutted against or separated from the groove.

Furthermore, the two ends of the shell are provided with protruding blocks, and the protruding blocks are abutted to the display frame of the LED transparent screen.

Furthermore, the shell is provided with holding parts at two sides of the first opening groove.

Further, the power supply is located inside the holding portion.

Furthermore, a second open slot is formed in the upper surface of the holding portion, and an outer cover covering the second open slot is arranged on the holding portion.

Furthermore, a plurality of convex strips are arranged on the outer cover.

Furthermore, the longitudinal side of sand grip is provided with the boss, the boss is located between a plurality of sand grip and is connected with the longitudinal one end of sand grip.

Furthermore, a clamping groove is formed in one side, facing the cover plate, of the outer cover, a clamping block is arranged on one side, facing the outer cover, of the cover plate, and the clamping block is clamped with the clamping groove.

Further, the outer cover is provided with a fastener for connecting the outer cover and the shell.

The invention has the beneficial effects that: the positioning part extends into the shell and is connected with the bottom plate, the cover plate of the positioning part covers the first open slot, and the bottom plate is fixedly connected with the shell through screws, so that the shell and the bottom plate can be stably connected together. The power supply box is generally a cuboid, the power supply is vertically arranged on the bottom plate, namely, one surface of the power supply fixed on the bottom plate is narrower than the left and right surfaces and longer than the upper and lower surfaces of the power supply, and the power supply is surrounded by the shell and the bottom plate to form the power supply box; the video plug of the LED transparent screen is plugged with the video interface of the power box, the power box and the LED transparent screen are fixedly connected through screws, and the charging interface on the shell can supply power for a power supply. Through changing the power from the bedroom to vertical mode, can shorten the width of power pack shell, the width of power pack shortens just can further increase the position luminousness that has the power pack on the transparent screen back of LED.

Drawings

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

FIG. 2 is a schematic bottom view of the present invention;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is an enlarged detail view of the locking portion and locating block of the present invention;

FIG. 5 is an enlarged detail view of the outer cover of the present invention;

fig. 6 is an enlarged detail view of the outer cover and the positioning portion of the present invention.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is to be understood that the terms "comprises," "comprising," and "having" and any variations thereof in the description and claims of the invention and the above-described drawings are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus. In the claims, the description and the drawings of the present application, relational terms such as "first" and "second", and the like, may be used solely to distinguish one entity/action/object from another entity/action/object without necessarily requiring or implying any actual such relationship or order between such entities/actions/objects.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Referring to fig. 1, 2 and 3, the invention provides an LED display screen power supply box, which includes a housing 1, a bottom plate 2, a positioning portion 3 and a power supply, wherein the housing 1 and the bottom plate 2 are enclosed to form an accommodating cavity, the power supply is located in the accommodating cavity, a charging interface 12 and a signal interface 13 are arranged on an outer surface of the housing 1, a video interface 14 is arranged on an outer surface of the bottom plate 2, the housing 1 is provided with a first open slot 15, the first open slot 15 is communicated with the accommodating cavity, the positioning portion 3 penetrates through the first open slot 15 and is partially accommodated in the accommodating cavity, the positioning portion 3 is fixedly arranged on the bottom plate 2, a cover plate 31 is arranged on an upper side of the positioning portion 3, and the cover plate 31 covers the first open slot 15; the power supply is vertically arranged on the bottom plate 2. In this embodiment, shell 1 and bottom plate 2 are used for forming the power pack, and the holding chamber is used for providing a space of placing for the power, and interface 12 that charges is used for making it can be for the transparent screen power supply of LED for the power charges, and signal interface 13 is used for being connected and transmitting signal and power supply with the power pack of another box, and video interface 14 is used for being pegged graft by the video plug of the transparent screen of LED, and location portion 3 is used for providing a fixed structure for shell 1 is connected with bottom plate 2, and apron 31 is used for hiding first open slot 15. Specifically, the process of connecting the shell 1 and the bottom plate 2 is that the power supply is vertically fixed on the bottom plate 2, namely, one surface of the power supply fixed on the bottom plate 2 is narrower than the left and right surfaces and longer than the upper and lower surfaces of the power supply, and then the shell 1 and the bottom plate 2 are fixed together through screws; one end of the positioning portion 3 extends into the bottom plate 2 from the first open slot 15, the positioning portion 3 and the bottom plate 2 can be fixed by screws, and meanwhile, the cover plate 31 at the other end of the positioning portion 3 covers the first open slot 15, so that the housing 1 is fixedly connected with the bottom plate 2. The video plug of the LED transparent screen is plugged with the video interface 14 of the power box, the power box and the LED transparent screen are fixedly connected through screws, and the charging interface 12 on the shell can supply power for a power supply. Through changing the power from the bedroom to vertical mode, can shorten the width of power pack shell, the width of power pack shortens just can further increase the position luminousness that has the power pack on the transparent screen back of LED.

Referring to fig. 3 and 4, the housing 1 is provided with locking portions 16 at two sides of the positioning portion 3, each locking portion 16 includes a base 161, a buckle 162 and a locking member 163, the base 161 is fixedly disposed on the housing 1, two sides of the base 161 are provided with first guide posts 1611, two sides of the buckle 162 are provided with second guide posts 1621, the locking member 163 is provided with first through holes 1631 and second through holes 1632, the first through holes 1631 are disposed at upper sides of the second through holes 1632, the first guide posts 1611 pass through the first through holes 1631, and the second guide posts 1621 pass through the second through holes 1632; the top of the buckle body 162 is provided with a lock rod 1622, the cover plate 31 is provided with a positioning block 312, and the upper surface of the positioning block 312 is provided with a groove 3121 for abutting against the lock rod 1622; the bottom of the locking member 163 is provided with a toggle piece 1633 for controlling the locking rod 1622 to abut against or separate from the groove 3121. In this embodiment, the locking portion 16 and the latch 311 are used to further fix the connection between the housing 1 and the bottom plate 2, so as to be not easily loosened and shaken, the base 161 is used to provide a fixing structure for fixing the locking portion 16 on the housing 1, the first through hole 1631 is used to provide a space for the first guide post 1611 to pass through, the second through hole 1632 is used to provide a space for the second guide post 1621 to pass through, the groove 3121 is used to provide a space for placing the lock rod 1622, and the toggle piece 1633 is used to provide a structure for facilitating the application of force for making the lock rod 1622 and the groove 3121 abut against each other or separate from each other. Specifically, the lock rod 1622 of the buckle body 162 is controlled to abut against or separate from the groove 3121 by the toggle piece 1633 of the locking member 163, and when the lock rod 1622 abuts against the groove 3121, the housing 1 and the bottom plate 2 can be further fixed so as to be not easy to loosen or shake. When the lock rod 1622 and the groove 3121 need to abut against each other, when the toggle piece 1633 is toggled toward the opposite direction of the housing 1, the first through hole 1631 fixes the fixed position of the first guide post 1611 without being moved, the locking element 163 drives the second guide post 1621 to move and further drives the bottom of the buckle 162 to toggle, and at this time, the user can move the lock rod 1622 to determine whether to abut against the groove 3121; if the locking rod 1622 abuts against the groove 3121, at this time, the user can press the toggle piece 1633 toward the housing 1, the first through hole 1631 fixes the first guide post 1611 to prevent the first guide post from being moved, and the second through hole 1632 drives the second guide post 1621 to further drive the bottom of the buckle 162 to buckle toward the housing 1, so that the locking rod 1622 and the groove 3121 abut against each other.

Referring to fig. 2, two ends of the housing 1 are provided with bumps 17, the bumps 17 are abutted against the frame body of the LED transparent screen, and the bumps 17 are used for limiting the depth of the power supply box inserted into the LED transparent screen. In this embodiment, the protruding block 17 is used for fixedly connecting two ends of the power supply box with the frame bodies at two ends of the LED transparent screen through screws, and specifically, can further fixedly connect the power supply box with the LED transparent screen.

Referring to fig. 3, the housing 1 is provided with holding portions 18 at two sides of the first opening slot 15, and the holding portions 18 are narrowed inward relative to the side portions of the housing 1. In this embodiment, the grip 18 is convenient for a user to hold the power supply box.

Referring to fig. 3, the power source is located inside the grip portion 18. Specifically, by narrowing the sides of the grip portion 18 inward, the power source is more easily secured within the grip portion 18.

Referring to fig. 3, the upper surface of the holding portion 18 is provided with a second opening groove 19, and the holding portion 18 is provided with an outer cover 5 covering the second opening groove 19. In this embodiment, the second opening 19 is used to provide a space for the power supply to pass through the housing 1 and be fixed on the base plate 2, and the outer cover 5 is used to cover the second opening 19. Specifically, the user can place the power supply on the base plate 2 from the second opening groove 19 by opening the outer lid 5 and fix it.

Referring to fig. 3 and 5, the outer cover 5 is provided with a plurality of protruding strips 51. In this embodiment, by providing the plurality of protruding strips 51 on the outer lid 5, the grip portion 18 can be prevented from being squeezed and improving the anti-collision ability, and the deformation of the housing 1 can be prevented from damaging the internal power supply, specifically, if the power supply box is dropped carelessly or collided by external force, the grip portion 18 of the housing 1 can be prevented from being deformed and further pressed toward the power supply by the protruding strips 51 of the outer lid 5.

Referring to fig. 3 and 5, a boss 52 is disposed on one longitudinal side of the protruding strips 51, the boss 52 is disposed between the protruding strips 51 and connected to one longitudinal end of the protruding strips 51, and three sides of the protruding strips 51 surround the boss 52. In the present embodiment, the bosses 52 are used to further prevent the deformation of the grip portion 18 of the case 1 when the power supply box is collided. Specifically, the convex strip 51 and the boss 52 are arranged on the outer cover 5, so that the holding part 18 of the shell 1 can be prevented from being deformed to damage an internal power supply, and the anti-collision capacity can be improved.

Referring to fig. 6, a locking groove 53 is formed on a side of the outer cover 5 facing the cover plate 31, a locking block 311 is formed on a side of the cover plate 31 facing the outer cover 5, and the locking block 311 is locked with the locking groove 53. In the present embodiment, the latch 311 and the latch slot 53 are used for abutting and engaging the outer lid 5 and the cover plate 31 with each other.

Referring to fig. 3, the cover 5 is provided with a fastening member 54 for connecting the cover 5 to the housing 1. In the present embodiment, the fastening member 54 is used for a structure provided for fixedly coupling the exterior cover 5 with the exterior case 1. Specifically, the threaded post of the fastener 54 passes through the outer cover 5 to be matched with the threaded hole of the housing 1, so as to fixedly connect the outer cover 5 and the housing 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A power supply box of an LED display screen comprises a shell, a bottom plate, a positioning part and a power supply, wherein the shell and the bottom plate are surrounded to form an accommodating cavity, the power supply is positioned in the accommodating cavity, a charging interface and a signal interface are arranged on the outer surface of the shell, and a video interface is arranged on the outer surface of the bottom plate; the power supply is vertically arranged on the bottom plate.

2. The power pack of claim 1, wherein the casing has locking portions at two sides of the positioning portion, the locking portions include a base, a buckle and a locking member, the base is fixed on the casing, two sides of the base are provided with first guide posts, two sides of the buckle are provided with second guide posts, the locking member is provided with a first through hole and a second through hole, the first through hole is disposed at an upper side of the second through hole, the first guide post passes through the first through hole, and the second guide post passes through the second through hole; the top of the buckle body is provided with a lock rod, two sides of the cover plate are vertically provided with positioning blocks in the longitudinal direction, the upper surface of each positioning block is provided with a groove used for being abutted against the lock rod, and the lock rod and the groove are abutted against each other; and the bottom of the locking piece is provided with a poking piece for controlling the locking rod to be abutted against or separated from the groove.

3. The power pack of claim 1, wherein the housing has protrusions at opposite ends thereof, the protrusions abutting against a display frame of the LED transparent screen.

4. The power pack of claim 1, wherein the housing is provided with grips on opposite sides of the first open slot.

5. The power pack of claim 4, wherein the power source is located inside the grip.

6. The power pack of claim 4, wherein the grip portion has a second opening groove on an upper surface thereof, and the grip portion has an outer cover covering the second opening groove.

7. The power pack of claim 6, wherein the cover has a plurality of ribs.

8. The power pack of claim 7, wherein a protrusion is disposed on one longitudinal side of the ribs, and the protrusion is disposed between the ribs and connected to one longitudinal end of the ribs.

9. The power pack of claim 6, wherein a slot is formed on a side of the outer cover facing the cover plate, and a latch is formed on a side of the cover plate facing the outer cover and engaged with the slot.

10. A power pack as claimed in claim 6, wherein the cover is provided with fasteners for connecting the cover to the housing.