CN210110225U - Power pack and LED display screen - Google Patents
Power pack and LED display screen Download PDFInfo
- Publication number
- CN210110225U CN210110225U CN201920783378.1U CN201920783378U CN210110225U CN 210110225 U CN210110225 U CN 210110225U CN 201920783378 U CN201920783378 U CN 201920783378U CN 210110225 U CN210110225 U CN 210110225U
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- frame
- box body
- connecting piece
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- 230000013011 mating Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 description 11
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model relates to a power supply box and a LED display screen, wherein the power supply box comprises a box body frame, a box cover, a plate part, an auxiliary connecting piece, a frame connecting piece and a plate connecting piece; an accommodating cavity is formed in the box body frame, and the plate part is arranged in the accommodating cavity; the box cover is connected with the box body frame and can cover the box body frame; the plate part is fixedly connected to the box body frame through at least one auxiliary connecting piece; the auxiliary connecting piece is provided with at least one frame connecting port and at least one plate connecting port, the frame connecting piece fixedly connects the auxiliary connecting piece with the box body frame through the frame connecting port, and an avoiding area is arranged from the position, corresponding to the frame connecting port, on the plate part to the edge of the plate part; the plate connecting piece is fixedly connected with the auxiliary connecting piece and the plate part through the plate connecting port. Therefore, the front and the back of the plate part are detached, and the power supply box is more convenient to maintain.
Description
Technical Field
The utility model relates to a LED shows the field, especially relates to a power pack and LED display screen.
Background
The LED has the characteristics of low energy consumption, high brightness, bright color, environmental protection and the like, and is widely applied to more and more scenes such as outdoor display, monitoring centers, advertisement/media display, stages and the like.
The maintenance mode of the LED display screen mainly comprises front maintenance and rear maintenance, and the maintenance mode comprises the maintenance of the LED display module and the maintenance of the power supply box. The requirement for convenient maintenance of the LED display screen is higher and higher at present. In the current market, an LED display screen capable of being maintained front and back is available. However, the power box is generally provided with plates such as a HUB board, a control board, a power board and the like, so that the front area and the rear area of the power box are isolated to a certain extent, and troubles are brought to front and rear maintenance operations of the power box. Generally, a plurality of screws are provided on one end surface of a plate member to fix the plate member to a power supply box body. When the plate is disassembled, the plate can be disassembled only from the side provided with the screw. Therefore, the current LED display screen cannot realize the front and back disassembly of the plates in the power supply box, and has certain influence on the front and back maintenance of the power supply box.
SUMMERY OF THE UTILITY MODEL
Therefore, a new power supply box and an LED display screen are needed to be provided for solving the problem that the plates cannot be detached from the front and the back in the power supply box of the existing LED display screen.
The utility model provides a power supply box, which comprises a box body frame, a box cover, a plate part, an auxiliary connecting piece, a frame connecting piece and a plate connecting piece;
an accommodating cavity is formed in the box body frame, and the plate part is arranged in the accommodating cavity; the box cover is connected with the box body frame and can cover the box body frame; the plate part is fixedly connected to the box body frame through at least one auxiliary connecting piece;
the auxiliary connecting piece is provided with at least one frame connecting port and at least one plate connecting port, the frame connecting piece fixedly connects the auxiliary connecting piece with the box body frame through the frame connecting port, and an avoiding area is arranged from the position, corresponding to the frame connecting port, on the plate part to the edge of the plate part; the plate connecting piece fixedly connects the auxiliary connecting piece with the plate part through the plate connecting port
In some embodiments, the auxiliary connector includes a body portion, the frame connection port is a through hole penetrating the body portion, and the plate connection port is a through hole penetrating the body portion or a blind hole provided on the body portion.
In some embodiments, the auxiliary connector further comprises an extension portion, the extension portion is fixedly connected with the body portion, and when the auxiliary connector is fixedly connected with the box body frame, the extension portion abuts against the box body frame;
the frame connecting port is a through hole penetrating the body portion and the extending portion.
In some embodiments, the auxiliary connecting member further includes a positioning pin, and the box frame and/or the plate member are correspondingly provided with a positioning hole.
In some embodiments, the box frame is provided with a matching lug, and the matching lug is provided with a matching interface to connect with the frame connecting piece.
In some embodiments, the frame connector and the panel connector are screws, snaps, or pins.
In some embodiments, the box body frame further comprises a spring piece, the spring piece is arranged on the box body frame, and the spring piece is used for pressing and fixing the plate component.
In some embodiments, further comprising a clamp and a clamp connector;
the clamping piece comprises a main body part and two supporting plates, the supporting plates are fixedly connected with the main body part, a clamping groove is formed between the two supporting plates, the main body part is provided with a connecting through hole, and the side wall of the connecting through hole is provided with at least one plane;
the clamping connecting piece comprises an abutting section and a threaded column, at least one of the side surfaces of the abutting section is a plane, the abutting section is fixedly connected with the threaded column, and an operating component is arranged at the free end of the abutting section and the free end of the threaded column;
the abutting section is arranged in the connecting through hole, and the clamping piece is rotatably fixed on the box body frame through the threaded column; when the clamping and connecting piece rotates, the abutting sections drive the clamping piece to rotate together.
The utility model discloses another embodiment still provides a LED display screen, including box frame, power pack and at least one LED display module assembly, the LED display module assembly is installed on box frame's the display surface, the power pack with box frame fixed connection, the power pack is the power pack of any one of the aforesaid.
In some embodiments, the box body frame of the power box is integrally formed with the box body frame.
The power pack that this application embodiment provided, auxiliary connection spare are provided with the frame connector, the plate connector of mutual certain distance of keeping apart, and the position to the edge that correspond the frame connector on the plate part is provided with dodges the region. The plate connecting piece is fixedly connected with the auxiliary connecting piece and the plate part through the plate connecting port; the frame connecting piece passes through the frame connector, fixed connection auxiliary connecting piece and box body frame, realizes the fixed connection between plate part and the box body frame. On one surface, the plate part can be detached from the box body frame by detaching the frame connecting piece; on the other face, the plate part and the auxiliary connecting part can be separated by disassembling the plate connecting part, and the plate part can be moved out from the avoiding area between the auxiliary connecting part and the box body frame to finish the disassembly. Therefore, the front and the back of the plate part are detached, and the power supply box is more convenient to maintain.
Drawings
Fig. 1 is a schematic structural diagram of a power supply box according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure at C of the power supply box of FIG. 1;
fig. 3 is a schematic structural view of the power supply box according to an embodiment of the present invention after being detached from the surface a;
fig. 4 is a schematic structural view of the power supply box according to an embodiment of the present invention after being detached from the surface B;
fig. 5 is a schematic structural diagram of an auxiliary connecting member according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an LED display screen according to an embodiment of the present invention;
fig. 7 is a schematic view of an LED display screen at another viewing angle according to an embodiment of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and detailed description. In addition, the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1-5, an embodiment of the present invention provides a power supply box 10, which includes a box body frame 100, a box cover (not shown), a plate member 200, an auxiliary connector 300, a frame connector 401, and a plate connector 402; an accommodating cavity 100a is arranged in the box body frame 100, and the plate part 200 is arranged in the accommodating cavity 100 a; the box cover is connected with the box body frame 100 and can be covered on the box body frame 100; the panel part 200 is fixedly coupled to the case frame 100 through at least one auxiliary coupling member 300;
the auxiliary connection member 300 is provided with at least one frame connection port 3021 and at least one board connection port 3022, and the frame connection member 401 fixedly connects the auxiliary connection member 300 with the cartridge frame 100 through the frame connection port 3021; an avoidance area 202a is arranged from the position of the plate part 200 corresponding to the frame connecting port 3021 to the edge of the plate part 200; plate connector 402 fixedly connects subsidiary connector 300 to plate member 200 through plate connecting port 3022.
The box body frame 100 is provided therein with a receiving chamber 100a, and the panel part 200 is provided in the receiving chamber 100 a. The box frame 100 may have openings on both opposite sides, or may have openings on only one side. The box cover can be detachably/movably connected to the box body frame 100 through hinges, buckles, screws and the like, and can be covered on the box body frame 100 to seal the opening. When openings are formed in two sides of the power supply box, the box covers can be arranged on the two sides, so that the openings of the power supply box can be sealed, and when the power supply box is installed and used, a frame or an LED display screen used in cooperation with the power supply box does not need to be provided with an opening sealing structure of the power supply box. The box cover can be arranged on one side only to seal the opening on the side; the opening on the other side is sealed by a frame or an LED display screen matched with the power supply box. It will be appreciated that when only one side of the case frame 100 is provided with an opening, the case cover is provided at the opening.
The board member 200 may be a PCB circuit board, or other functional boards (e.g., a support board, a heat dissipation board, an EMC-related board, etc.). The panel part 200 is disposed in the receiving cavity 100a and is fixedly coupled to the box body frame 100 by at least one auxiliary coupling member 300.
A relief area 202a is provided on the plate member 200 at a position mapped to the frame connection port 3021 to the edge of the plate member 200. In some embodiments, the relief area 202a may be one or more strip-shaped areas having a width that is compatible with the width of the frame connector 401. In the embodiment shown in fig. 1-5, the width of the escape area 202a is adapted to the width of the auxiliary link 300 or exceeds the width of the auxiliary link 300.
In the embodiment shown in fig. 1 to 5, only one frame connection port 3021 and one board connection port 3022 are provided on the auxiliary connection member 300. The frame connector 401 passes through the frame connector port 3021 and is fixedly connected to the cartridge frame 100, so that the auxiliary connector 300 is fixedly connected to the cartridge frame 100. Plate connector 402 fixedly connects subsidiary connector 300 to plate member 200 through plate connecting port 3022. It is understood that the number of frame connection ports 3021 and board connection ports 3022 on the auxiliary connection member 300 may be 2 or more.
The frame connector 401 and the plate connector 402 may be screws, snaps, pins, etc. that are commonly used mechanical connection structures. Illustratively, the frame connectors 401 and the panel connectors 402 may be embodied as screws. Accordingly, the through-hole of plate member 200 through which plate connector 402 passes and/or plate connection port 3022 may be provided with threads or a nut may be additionally provided to be screw-engaged with plate connector 402; the frame coupling port 3021 may be provided with screw threads, or a mating interface of the cartridge frame 100 corresponding to the frame coupling port 3021 may be provided as a screw hole, or a nut may be additionally provided to be screw-coupled with the frame connection member 401.
The mating interface may be provided on the main body of the cartridge frame 100. For the purpose of processing the box frame 100, the box frame 100 may further be provided with a matching lug 101, and the matching lug 101 is provided with a matching interface, as shown in fig. 1 to 3.
The panel member 200 has two A, B opposite surfaces, and the frame connector 401 and the panel connector 402 can be attached and detached from one or both of the A, B surfaces. For example, as shown in fig. 1 to 4, the frame connection member 401 can be mounted and dismounted from the a surface of the panel part 200; the panel connector 402 can be attached to and detached from the B-side of the panel unit 200.
When the panel part 200 is detached from the a-side, as shown in fig. 3, the auxiliary link 300 can be separated from the case body frame 100 by detaching only the frame link 401. Since the panel connector 402 connects the auxiliary connector 300 only with the panel part 200, the auxiliary connector 300 is separated from the case body frame 100 together with the panel part 200. Thus, the detachment of the panel part 200 from the a-side is completed.
When the panel part 200 is detached from the B-side, as shown in fig. 4, only the panel connector 402 is detached to separate the auxiliary connector 300 from the panel part 200. At this time, the auxiliary connector 300 is fixedly connected to the cartridge frame 100 through the frame connector 401. Because of the escape area 202a, the panel member 200 can be moved out from the escape area 202a between the auxiliary link 300 and the box body frame 100 without being restricted by the auxiliary link 300 and the frame link 401. Thus, the detachment of the panel part 200 from the B-side is completed.
The power supply box that this embodiment provided, auxiliary connection spare are provided with the frame connector, the plate connector of mutual certain distance of keeping apart, and the position to the edge that corresponds the frame connector on the plate part is provided with dodges the region. The plate connecting piece is fixedly connected with the auxiliary connecting piece and the plate part through the plate connecting port; the frame connecting piece passes through the frame connector, fixed connection auxiliary connecting piece and box body frame, realizes the fixed connection between plate part and the box body frame. On one surface, the plate part can be detached from the box body frame by detaching the frame connecting piece; on the other face, the plate part and the auxiliary connecting part can be separated by disassembling the plate connecting part, and the plate part can be moved out from the avoiding area between the auxiliary connecting part and the box body frame to finish the disassembly. Therefore, the front and the back of the plate part are detached, and the power supply box is more convenient to maintain.
As shown in fig. 5, the auxiliary link 300 includes a body portion 301, and a frame connection port 3021 and a board connection port 3022 are provided on the body portion 301. The frame connection port 3021 and the board connection port 3022 may each be a through hole penetrating the body portion 301. Board attachment port 3022 may also be a blind hole provided in body portion 301.
In some embodiments, the auxiliary connector 300 is further provided with an extension 303, and the extension 303 is fixedly connected with the body portion 301. At this time, the auxiliary connector 300 may have an L-shape as a whole. When the auxiliary connector 300 is fixedly connected to the box frame 100, the extension portion 303 may abut against the box frame 100 to support the auxiliary connector 300, so as to enhance the stability of the fixed connection.
The frame connection port 3021 may be provided at a position corresponding to the extension portion on the body portion 301, and may be provided through the body portion 301 and the extension portion 303. The frame connection port 3021 may be provided through the main body 301 in a region of the main body 301 not corresponding to the extension 303. Thus, the frame connectors 401 can be connected to the cartridge frame 100 through the frame connection ports 3021.
Further, in order to facilitate the positioning of the auxiliary connector 300, as shown in fig. 5, the auxiliary connector 300 is further provided with a positioning pin 304. The positioning pin 304 is provided on the body portion 301, and the plate member 200 is provided with a corresponding positioning hole. When the extension portion 303 is provided, the extension portion 303 may also be provided with a positioning pin, and the box frame 100 is correspondingly provided with a positioning hole.
The panel part 200 is disposed in the receiving cavity 100a and is fixedly coupled to the box body frame 100 by at least one auxiliary coupling member 300. In some embodiments, only one auxiliary connector 300 may be used to fixedly connect the panel part 200. In other embodiments, 2 auxiliary connectors 300 may be used to fix one panel part 200. The 2 auxiliary links 300 are disposed on different sides of the plate member 200, such as one at a corner of the plate member 200 and the other at a side or diagonal corner that is not adjacent to the corner. It is understood that more than 2 auxiliary connection members 300 may be used to fix the panel part 200.
In some embodiments, the power supply box 10 may further include a spring disposed on the box frame 100, and the spring is used for pressing and fixing the plate member 200. The elastic sheet can be rotatably connected to the box frame, and by rotating the elastic sheet, the plate member 200 can be pressed and released. By the arrangement of the elastic sheet, the stability of the plate member 200 fixed to the box frame 100 is improved.
In some embodiments, as shown in fig. 1-4, the power supply box 10 may further include a clamp 500 and a clamp connector 601;
the clamping piece 500 comprises a main body part and two supporting plates, the supporting plates are fixedly connected with the main body part, a clamping groove is formed between the two supporting plates, the main body part is provided with a connecting through hole, and the side wall of the connecting through hole is provided with at least one plane;
the clamping connecting piece 601 comprises an abutting section and a threaded column, wherein at least one of the side surfaces of the abutting section is a plane, the abutting section is fixedly connected with the threaded column, and an operating component is arranged at the free end of the abutting section and the free end of the threaded column;
the abutting section is arranged in the connecting through hole of the clamping piece 500, and the clamping piece 500 is rotatably fixed on the box body frame 100 through the threaded column of the clamping connecting piece 601; when the clamping connector 601 rotates, the abutting section of the clamping connector 601 drives the clamping member 500 to rotate together.
In the embodiment of fig. 1-4, the engaging lug 101 is disposed on the case frame 100, and the clamping member 500 is rotatably fixed on the engaging lug 101 of the case frame 100 by the threaded post of the clamping connector 601. Illustratively, a threaded hole may be provided in the mating lug 101 to threadably mate with a threaded post of the clamp connector 601. It is understood that the fitting lug 101 may be provided with only a through hole, not a threaded hole, and fixed by an additional fastening nut.
The operating member may be one of a groove, a protrusion, a detachably attached rotation aid. In the embodiment of fig. 2, the operating member is a linear slot. It will be appreciated that the operating member may also be a cross slot or other shaped slot.
By rotating the clamping member 500, the panel part 200 can be placed in the clamping groove. Through the clamping grooves, a force can be applied to the panel part 200 from both sides to clamp the panel part 200, thereby improving the stability of the panel part 200 when fixed to the box body frame 100. The butt section is provided with operating means with the free end of screw post, and the both ends of centre gripping connecting piece 601 all can carry out rotation operation promptly, utilizes the plane side of butt section and the plane side butt that cooperatees in the connect the through-hole, drives holder 100 and rotates together, realizes the switching of the two kinds of states of holder 500 centre gripping plate part 200 and release plate part 200 to in the front and back maintenance operation of realization plate part.
The holder 500 may be provided with a protrusion, and the user may manually rotate the holder 500 by holding the protrusion.
The power supply box that this embodiment provided, auxiliary connection spare are provided with the frame connector, the plate connector of mutual certain distance of keeping apart, and the position to the edge that corresponds the frame connector on the plate part is provided with dodges the region. The plate connecting piece is fixedly connected with the auxiliary connecting piece and the plate part through the plate connecting port; the frame connecting piece passes through the frame connector, fixed connection auxiliary connecting piece and box body frame, realizes the fixed connection between plate part and the box body frame. On one surface, the plate part can be detached from the box body frame by detaching the frame connecting piece; on the other face, the plate part and the auxiliary connecting part can be separated by disassembling the plate connecting part, and the plate part can be moved out from the avoiding area between the auxiliary connecting part and the box body frame to finish the disassembly. Therefore, the front and the back of the plate part are detached, and the power supply box is more convenient to maintain.
The utility model discloses another embodiment still provides a LED display screen, as shown in fig. 6, fig. 7, including box frame 20, power pack 10 and at least one LED display module assembly (not shown in the figure), LED display module assembly installs on box frame 20's display surface, power pack 10 and box frame 20 fixed connection, power pack 10 can be any of the foregoing embodiment power pack.
The display frame 20 may be provided with a plurality of mounting areas 20a, and one or more mounting areas 20a correspond to one LED display module.
In some embodiments, the body frame of the power supply box 10 has 2 openings opposite to facilitate front-to-back maintenance of the power supply box.
In some embodiments, the case frame of the power supply case 10 may be integrally formed with the case frame 20.
According to the LED display screen, the auxiliary connecting piece of the power supply box is provided with the frame connecting port and the plate connecting port which are mutually spaced at a certain distance, and the plate part is provided with the avoidance area from the position corresponding to the frame connecting port to the edge. The plate connecting piece is fixedly connected with the auxiliary connecting piece and the plate part through the plate connecting port; the frame connecting piece passes through the frame connector, fixed connection auxiliary connecting piece and box body frame, realizes the fixed connection between plate part and the box body frame. On one surface, the plate part can be detached from the box body frame by detaching the frame connecting piece; on the other face, the plate part and the auxiliary connecting part can be separated by disassembling the plate connecting part, and the plate part can be moved out from the avoiding area between the auxiliary connecting part and the box body frame to finish the disassembly. Therefore, the front and the back of the plate part are detached, and the power supply box is more convenient to maintain.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A power supply box is characterized by comprising a box body frame, a box cover, a plate part, an auxiliary connecting piece, a frame connecting piece and a plate connecting piece;
an accommodating cavity is formed in the box body frame, and the plate part is arranged in the accommodating cavity; the box cover is connected with the box body frame and can cover the box body frame; the plate part is fixedly connected to the box body frame through at least one auxiliary connecting piece;
the auxiliary connecting piece is provided with at least one frame connecting port and at least one plate connecting port, and the frame connecting piece fixedly connects the auxiliary connecting piece with the box body frame through the frame connecting port; an avoidance area is arranged from the position of the plate part corresponding to the frame connecting port to the edge of the plate part; and the plate connecting piece fixedly connects the auxiliary connecting piece with the plate part through the plate connecting port.
2. The power pack of claim 1, wherein the auxiliary connector includes a body portion, the frame connector is a through hole extending through the body portion, and the board connector is a through hole extending through the body portion or a blind hole provided in the body portion.
3. The power pack of claim 2, wherein the auxiliary connector further comprises an extension portion, the extension portion is fixedly connected to the body portion, and the extension portion abuts against the pack frame when the auxiliary connector is fixedly connected to the pack frame;
the frame connecting port is a through hole penetrating the body portion and the extending portion.
4. The power supply box according to any one of claims 1 to 3, wherein the auxiliary connecting member further comprises a positioning pin, and the box body frame and/or the plate member are correspondingly provided with positioning holes.
5. The power pack of claim 1, wherein the pack frame has a mating lug thereon, and the mating lug has a mating interface thereon for connection with a frame connector.
6. The power pack of claim 1, wherein the frame connector and the panel connector are screws, snaps, or pins.
7. The power pack of claim 1, further comprising a spring disposed on the pack frame, the spring configured to hold and fix the plate member.
8. The power pack of claim 1, further comprising a clamp and a clamp connector;
the clamping piece comprises a main body part and two supporting plates, the supporting plates are fixedly connected with the main body part, a clamping groove is formed between the two supporting plates, the main body part is provided with a connecting through hole, and the side wall of the connecting through hole is provided with at least one plane;
the clamping connecting piece comprises an abutting section and a threaded column, at least one of the side surfaces of the abutting section is a plane, the abutting section is fixedly connected with the threaded column, and an operating component is arranged at the free end of the abutting section and the free end of the threaded column;
the abutting section is arranged in the connecting through hole, and the clamping piece is rotatably fixed on the box body frame through the threaded column; when the clamping and connecting piece rotates, the abutting sections drive the clamping piece to rotate together.
9. An LED display screen comprises a box body frame, a power supply box and at least one LED display module, wherein the LED display module is installed on a display surface of the box body frame, and the power supply box is fixedly connected with the box body frame, and the LED display screen is characterized in that the power supply box is the power supply box according to any one of claims 1-8.
10. The LED display screen of claim 9, wherein the box body frame of the power box is integrally formed with the box body frame.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920783378.1U CN210110225U (en) | 2019-05-28 | 2019-05-28 | Power pack and LED display screen |
| PCT/CN2019/120916 WO2020238096A1 (en) | 2019-05-28 | 2019-11-26 | Power box and led display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920783378.1U CN210110225U (en) | 2019-05-28 | 2019-05-28 | Power pack and LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210110225U true CN210110225U (en) | 2020-02-21 |
Family
ID=69562215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920783378.1U Expired - Fee Related CN210110225U (en) | 2019-05-28 | 2019-05-28 | Power pack and LED display screen |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN210110225U (en) |
| WO (1) | WO2020238096A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024026987A1 (en) * | 2022-08-03 | 2024-02-08 | 西安青松光电技术有限公司 | Power supply box and display device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202838848U (en) * | 2012-09-18 | 2013-03-27 | 深圳市奥拓电子股份有限公司 | Light-emitting diode (LED) display unit box body |
| CN203934170U (en) * | 2014-03-12 | 2014-11-05 | 深圳市奥拓电子股份有限公司 | A kind of LED display power pack |
| JP3194050U (en) * | 2014-08-22 | 2014-10-30 | 群光電能科技股▲ふん▼有限公司 | Power box module |
| CN204558817U (en) * | 2015-04-29 | 2015-08-12 | 深圳市汇利斯通信息技术有限公司 | Power pack |
| CN205656816U (en) * | 2016-05-13 | 2016-10-19 | 普立思玛光电（深圳）有限公司 | LED display screen that can maintain from beginning to end |
| CN207184921U (en) * | 2017-09-27 | 2018-04-03 | 梅州华盛电路板有限公司 | A kind of double-sided wiring board of convenient installation |
-
2019
- 2019-05-28 CN CN201920783378.1U patent/CN210110225U/en not_active Expired - Fee Related
- 2019-11-26 WO PCT/CN2019/120916 patent/WO2020238096A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024026987A1 (en) * | 2022-08-03 | 2024-02-08 | 西安青松光电技术有限公司 | Power supply box and display device |
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| Publication number | Publication date |
|---|---|
| WO2020238096A1 (en) | 2020-12-03 |
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