CN211655414U - Power supply box, box and LED display screen - Google Patents

Abstract

The utility model discloses a power pack (100), box and LED display screen, wherein, a plurality of HUB boards (110) are installed to box (100), and each HUB board (110) is installed in power pack (100) according to the position of predetermineeing, and each HUB board (110) is connected in power pack (100) electricity, and the first connector (111) of each HUB board (110) external connection shows respectively outside power pack (100); the power supply modules (120) are respectively installed in the power supply box (100) and are respectively and electrically connected with the corresponding HUB board (110); and a connector mounting part (130) mounted on a wall part (103) of the power supply box (100). The utility model discloses can realize the orderly management to walking the line of LED display screen.

Description

Power supply box, box and LED display screen

Technical Field

The utility model relates to a LED display screen technical field especially relates to power pack, box and LED display screen.

Background

LED display screens have been widely used in outdoor light box advertising, stage backgrounds, indoor television walls, and other applications. To single LED display screen, it includes box and LED module usually, and a plurality of LED modules are installed to each box, and the LED module of current LED display screen all has solitary power module, signal socket usually, and with this correspondence, also need set up corresponding power pack on the box, and this wire that leads to power pack walks very disorderly and has nothing, is unfavorable for the management.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the problem that exists among the prior art at least. Therefore, the utility model provides a power pack, it can realize the orderly management to walking the line of LED display screen. Additionally, the utility model discloses the box that is equipped with this power pack is still provided to and the LED display screen.

According to the utility model discloses a power pack of first aspect, it installs a plurality of HUB boards, each HUB board is installed in the power pack according to predetermined position, each HUB board is connected electrically in the power pack, the first connector of each HUB board external connection respectively shows outside the power pack; the power supply modules are respectively installed in the power supply boxes and are respectively and electrically connected with the HUB boards corresponding to the power supply modules; and a connector mounting part mounted to a wall of the power supply box.

The utility model discloses a power pack has following beneficial effect at least: because set up a plurality of HUB boards and power module respectively in same power pack, consequently be convenient for lay wire in the power pack, guarantee succinct orderly of wire rod, be favorable to the management of walking of each components and parts to, because the HUB board is fixed according to predetermineeing the position, its connector shows outside the power pack, consequently, can be directly be connected with other connectors such as the connector of LED lamp plate, can reduce the wiring, further be favorable to the wiring of power pack.

In some embodiments, the power supply box comprises a first box body, each HUB board is fixed to the inner side of the first box body according to a preset position, and the first connectors of the external connection of each HUB board are respectively exposed outside the first box body; and the second box body can be closed relative to the first box body, and each power supply module is respectively fixed on the inner side of the second box body.

In some embodiments, the wall portion is disposed around the first box, the wall portion includes a first sidewall and a second sidewall opposite to the first sidewall, and the joint mounting portion includes four positions, two positions are disposed on the first sidewall, and the other two positions are disposed on the second sidewall.

In some embodiments, the power pack further comprises a first bus bar for connecting with the power module, and having one end hermetically mounted to the connector mounting portion at one of the first side walls; a second bus for communicating with the HUB board, one end of which is sealingly mounted to the other of the first side walls of the joint mounting portion.

In some embodiments, the first bus bar and the second bus bar are respectively fastened to the two joint mounting parts of the first side wall by waterproof nuts; and the two joint installation parts of the second side wall are respectively provided with a waterproof plug.

In some embodiments, the power module is mounted to fit inside the second case.

In some embodiments, the HUB plates are connected by flexible cables.

According to the utility model discloses a box of second aspect, be provided with the line hole on the box, detachably installs on the box the power pack.

The utility model discloses a box has following beneficial effect at least: in addition, the wiring holes are formed in the box body, so that the wiring from the power box can be managed more effectively.

According to the utility model discloses a LED display screen of third aspect, including the box; the module is provided with a bottom shell and a plurality of lamp panels which are respectively installed on the bottom shell, and a second connector assembly which is externally connected with each lamp panel is fixed on the bottom shell according to a preset position; when the module is installed on the box body, the first connectors are respectively connected with the second connectors in a one-to-one correspondence mode.

The utility model discloses a LED display screen, when the box is installed to owing to the module, first connector is connected with the direct one-to-one ground of second connector respectively, consequently, can reduce the wiring, is favorable to walking the management of line, in addition, because the position of HUB board is preset, consequently, can avoid using rectangular HUB board, can avoid the increase of cost.

In some embodiments, a first annular sealing ring is mounted on the bottom shell, and the first sealing ring surrounds the second connector; the annular second sealing ring surrounds the first sealing ring, a gap is formed between the inner side of the second sealing ring and the outer side of the first sealing ring, and a first notch is formed in the lower portion of the second sealing ring; when the module is installed on the box body, the first sealing ring and the second sealing ring are respectively attached to the power supply box, and the first connector and the second connector are both surrounded by the first sealing ring.

Drawings

Fig. 1 is a schematic view of an embodiment of the power supply box of the present invention in an open state;

FIG. 2 is a schematic diagram of the power supply box of FIG. 1 in a closed state;

FIG. 3 is a schematic view of one embodiment of a case mounted with the power supply box of FIG. 1;

FIG. 4 is a schematic view, partially in section, of one embodiment of an LED display screen having the enclosure of FIG. 3;

fig. 5 is a partially enlarged view of a portion a in fig. 4.

Detailed Description

The concept and technical effects of the present invention will be clearly and completely described below in conjunction with the embodiments to fully understand the objects, features and 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 those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention.

In the description of the embodiments of the present invention, if an orientation description is referred to, for example, the orientations or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the orientations or positional relationships shown in the drawings, only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the embodiments of the present invention, if a feature is referred to as being "disposed", "fixed", "connected", or "mounted" to another feature, it may be directly disposed, fixed, or connected to the other feature or may be indirectly disposed, fixed, connected, or mounted to the other feature. In the description of the embodiments of the present invention, if "a number" is referred to, it means one or more, if "a plurality" is referred to, it means two or more, if "greater than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "greater than", "lower" or "inner" is referred to, it is understood that the number is included. If reference is made to "first" or "second", this should be understood to distinguish between features and not to indicate or imply relative importance or to implicitly indicate the number of indicated features or to implicitly indicate the precedence of the indicated features.

Fig. 1 is a schematic diagram of the power supply box 100 in an open state; fig. 2 is a schematic diagram of the power supply box 100 in a closed state, and referring to fig. 1 and 2, the power supply box 100 according to the embodiment of the present invention is provided with a plurality of HUB boards 110 and a plurality of power supply modules 120 in the power supply box 100. Wherein, each HUB board 110 is fixed in the power box 100 according to a preset position, each HUB board 110 is electrically connected in the power box 100, and the first connector 111 of each HUB board 110, which is externally connected, is respectively exposed outside the power box 100; each power module 120 is fixed in the power box 100 and electrically connected to the HUB board 110 corresponding thereto, and a connector mounting portion 130 is provided on a wall portion 103 of the power box 100.

In this embodiment, because set up a plurality of HUB boards 110 and power module 120 respectively in same power pack 100, consequently be convenient for lay wire in power pack 100, guarantee succinct orderly of wire rod, be favorable to the line management of each components and parts, and, because HUB board 110 is fixed according to predetermineeing the position, its connector (being first connector 111) exposes outside power pack 100, consequently, can directly be connected with other connectors such as the connector (second connector, the latter) of LED lamp plate, can reduce the wiring, further be favorable to the wiring of power pack 100.

It is conceivable that the connection between the HUB boards 110, for example, by parallel connection or series connection, is well known to those skilled in the art and will not be described in detail herein. Similarly, the connection between the power modules 120 and the HUB board 110 may be, for example, through one power module 120 and one HUB board 110, or each power module 120 may be connected to one HUB board 110.

In the present embodiment, the HUB board 110 includes three, and is arranged in parallel in the power supply box 100, and similarly, the power supply modules 120 include three, and are arranged in parallel in the power supply box 100, and in order to further optimize the wiring, the arrangement direction and the positions of the power supply modules 120 are substantially the same as the arrangement direction and the positions of the HUB board 110.

It is conceivable that the first connector 111 of the HUB board 110 connected to the outside is a connector connected to an external component, for example, a connector of the lamp panel 320, to be energized. The predetermined position of the HUB board 110 is set for enabling the HUB board 110 to be directly connected to an external component, for example, the position of the HUB board 110 mounted on the power supply box 100 is determined in advance to determine the position of the first connector 111 of the HUB board 110, and correspondingly, the position of the second connector 321 of the lamp panel 320 of the module 300 (described later) of the LED display screen is also determined in advance, so that the first connector row (male row) of the power supply box 100 is inserted into the second connector row (female row) of the lamp panel 320 while the module 300 is mounted on the box 200, and the power supply and the communication are realized without a transfer line. The predetermined positions are not limited to specific distances or positions from each other as long as they can be electrically connected to the socket of the lamp panel 320 of the module 300 without a transfer line.

In some embodiments, to facilitate opening and closing of the power pack 100 and optimize the arrangement of the HUB boards 110 and the power modules 120 in the power pack 100, the power pack 100 includes a first box 101 and a second box 102, the second box 102 can be closed relative to the first box 101, each HUB board 110 is fixed to the inner side of the first box 101 according to a predetermined position, the first connectors 111 of each HUB board 110, which are connected to the outside, are respectively exposed out of the first box 101, and each power module 120 is respectively fixed to the inner side of the second box 102. Since the HUB board 110 and the power module 120 are respectively mounted on different cases (the first case 101 and the second case 102), the HUB board 110 and the power module 120 can be conveniently arranged, and therefore the HUB board 110 and the power module 120 are prevented from being crowded together, and wiring is further facilitated.

In this embodiment, the first case 101 and the second case 102 may be connected by a hinge 106, so that the second case 102 may be opened by rotating with respect to the first case 101, the first case 101 and the second case 102 may be engaged by a known latch 107, and a waterproof gasket (not shown) may be provided between the first case 101 and the second case 102 to ensure that the entire power supply box 100 is waterproof when the first case 101 and the second case 102 are closed.

In some embodiments, the HUB plates 110 are connected by flexible cables (not shown). Specifically, each HUB board 110 may be directly fixed to the first case 101 side by a screw, thereby facilitating the connection of the flexible flat cables and avoiding the occurrence of cross between the flexible flat cables. In order to further orderly arrange the flex cable, the first box 101 may be welded with the cable tie seat 108, for example, the cable tie seat 108 is welded between the HUB plates 110, so that the flex cable may be tied and attached to the first box 101.

In some embodiments, the power module 120 fits against the inside of the second box 102. Specifically, fixing posts (not shown) may be welded to the second case 102, the power module 120 may be clamped to the fixing posts, and then the power pressing plate 121 may tightly attach the power module 120 to the inner side of the second case 102, so that heat generated by the power module 120 may be directly transferred to the second case 102, and thus, a heat dissipation fan does not need to be disposed in the power box 100, and the waterproof performance in the power box 100 may be further improved.

In some embodiments, in order to enable the power supply box 100 to be electrified and communicated with other power supply boxes 100 or external power supplies and the like, and to facilitate plugging and unplugging of connectors, the wall portion 103 of the power supply box 100 is disposed around the first box body 101, specifically, the wall portion 103 includes a first side wall 104 and a second side wall 105 opposite to the first side wall 104, and the connector mounting portion 130 includes four positions, two positions are disposed on the first side wall 104, and the other two positions are disposed on the second side wall 105.

Specifically, in some embodiments, the power pack 100 further includes a first bus 140 and a second bus 150, wherein the first bus 140 is configured to be connected to the power module 120, one end of the first bus 140 is hermetically mounted to one of the connector mounts 130 of the first side wall 104, the second bus 150 is configured to communicate with the HUB board 110, and one end of the second bus 150 is hermetically mounted to the other connector mount 130 of the first side wall 104. Therefore, before the power supply box 100 is installed, the first bus 140 and the second bus 150 can be respectively installed on the power supply box 100, and the situation that the power supply box 100 loses cables is avoided. To seal the connector mounts 130, the first bus 140 and the second bus 150 are respectively fastened to the two connector mounts 130 of the first sidewall 104 by waterproof nuts 160, which waterproof nuts 160 may be waterproof nuts 160 with, for example, a gasket, as is well known to those skilled in the art. The first bus 140 and the second bus 150 of the power box 100 are respectively used for electrically connecting the power box 100 with different power boxes, and for the power box 100, the two connector mounting portions 130 of the second side wall 105 of the power box 100 are respectively provided with waterproof plugs 170, and the waterproof plugs 170 are used for connecting the first bus and the second bus from other power boxes. In this embodiment, since the first bus 140 and the second bus 150 are disposed on one side (the first sidewall 104) of the power supply box 100, and the waterproof plug 170 connected to the first bus 140 and the second bus 150 of the other power supply box 100 is disposed on the other side (the second sidewall 105) of the power supply box 100, when the housings of the LED display screen are spliced, the electrical connection between the power supply boxes can be very conveniently realized, and the wires thereof are orderly and convenient to manage.

Fig. 3 is a schematic diagram of a box 200 with a power supply box 100 mounted thereon, and referring to fig. 3, a wire hole 201 is provided on the box 200 of the box 200 according to a second aspect of the present invention, and the power supply box 100 is detachably mounted on the box 200.

In the present embodiment, since the wiring is performed in the power supply box 100, the wiring of the box 200 can be greatly reduced, which is advantageous for managing the wiring of the box 200, and since the wiring hole 201 is provided in the box 200, the wiring (for example, the first bus 140 and the second bus 150) coming out of the power supply box 100 can be managed more effectively.

Specifically, the wiring holes 201 may be formed around the box 200, the power supply box 100 may be detachably mounted in the middle of the box 200 through screws, after the power supply box 100 is mounted in the box 200, the first box 101 faces the outer side of the box 200 (i.e., the side where the module 300 is mounted), so that the first connectors 111 are respectively exposed outside the box 200, and the second box 102 faces the inner side of the box 200, so as to facilitate opening the second box 102 at the inner side of the box 200 for maintenance.

Fig. 4 is a schematic diagram of a partial cross-section of an LED display screen having a box 200, fig. 5 is a partial enlarged view of fig. 4A, referring to fig. 4 and fig. 5, an LED display screen according to a third aspect of the present invention includes the above-mentioned box 200, and further includes a module 300. The module 300 has a bottom case 310 and a plurality of lamp panels 320 respectively mounted on the bottom case 310, and the second connectors 321 of the lamp panels 320, which are externally connected, are fixed on the bottom case 310 according to a preset position; when the module 300 is mounted to the housing 200, the first connectors 111 are connected to the second connectors 321 in a one-to-one correspondence.

In this embodiment, since the first connectors 111 are directly connected to the second connectors 321 in a one-to-one correspondence when the module 300 is mounted to the housing 200, wiring can be reduced, which is advantageous for managing the routing, and in addition, since the position of the HUB board 110 is preset, that is, the position of the first connector 111 is preset, the use of a long HUB board can be avoided, and the increase of cost can be avoided.

In some embodiments, in order to waterproof-seal the first connector 111 and the second connector 321, an annular first sealing ring 311 and an annular second sealing ring 312 are mounted on the bottom case 310, the first sealing ring 311 surrounds the second connector 321, the second sealing ring 312 surrounds the first sealing ring 311, a gap is formed between the inner side of the second sealing ring 312 and the outer side of the first sealing ring 311, and a first notch 313 is formed at the lower part of the second sealing ring 312; when the module 300 is mounted on the case 200, the first seal ring 311 and the second seal ring 312 are respectively bonded to the power supply box 100, and the first contact 111 and the second contact 321 are both surrounded by the first seal ring 311.

In the present embodiment, since the first seal ring 311 and the second seal ring 312 are provided to waterproof the first connector 111 and the second connector 321, the second seal ring 312 is provided to effectively prevent water from passing over the second seal ring 312; by arranging a gap between the first sealing ring 311 and the second sealing ring 312 and arranging the first notch 313 at the lower part of the second sealing ring 312, water which passes through the second sealing ring 312 and is isolated by the first sealing ring 311 can be effectively drained; by providing the first seal ring 311, water can be further prevented from entering the connection position between the first contact 111 and the second contact 321, and therefore, water can be more effectively prevented from entering the connection position between the first contact 111 and the second contact 321.

The various features described in the foregoing detailed description may be combined in any manner and, for the sake of unnecessary repetition, the invention is not limited in its scope to the particular combinations illustrated.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the scope of the present invention should be construed as being included in the technical solutions of the present invention.

Claims (10)

1. Power pack characterized by its mounting

The HUB boards are arranged in the power box according to preset positions and are electrically connected in the power box, and first connectors of the HUB boards, which are externally connected, are respectively exposed outside the power box;

the power supply modules are respectively installed in the power supply boxes and are respectively and electrically connected with the HUB boards corresponding to the power supply modules;

and a connector mounting part mounted to a wall of the power supply box.

2. The power pack of claim 1, including

The HUB boards are fixed to the inner side of the first box body according to preset positions, and first connectors which are externally connected with the HUB boards are respectively exposed outside the first box body;

and the second box body can be closed relative to the first box body, and each power supply module is respectively fixed on the inner side of the second box body.

3. The power pack of claim 2, wherein the wall portion is circumferentially disposed about the first housing portion, the wall portion including a first side wall and a second side wall opposite the first side wall, the connector mounting portion including four locations, two of the locations being disposed on the first side wall and the other two locations being disposed on the second side wall.

4. The power pack of claim 3, further comprising

A first bus bar for connecting with the power module, one end of the first bus bar being hermetically mounted to the connector mounting portion at one of the first side walls;

a second bus for communicating with the HUB board, one end of which is sealingly mounted to the other of the first side walls of the joint mounting portion.

5. The power pack of claim 4, wherein the first bus bar and the second bus bar are respectively fastened to the two terminal mounting portions of the first side wall by waterproof nuts; and the two joint installation parts of the second side wall are respectively provided with a waterproof plug.

6. The power pack of claim 2, wherein the power module is mounted adjacent to an inner side of the second case.

7. The power pack according to claim 1 or 2, wherein the HUB boards are connected to each other by flexible cables.

8. The box body is characterized in that a wiring hole is formed in the box body, and the power supply box of any one of claims 1 to 7 is detachably mounted on the box body.

An LED display screen, comprising

The case of claim 8;

the module is provided with a bottom shell and a plurality of lamp panels which are respectively installed on the bottom shell, and a second connector assembly which is externally connected with each lamp panel is fixed on the bottom shell according to a preset position;

when the module is installed on the box body, the first connectors are respectively connected with the second connectors in a one-to-one correspondence mode.

10. The LED display screen of claim 9, wherein the bottom shell has a bottom surface on which the LED display screen is mounted

A first annular seal surrounding said second connector;

the annular second sealing ring surrounds the first sealing ring, a gap is formed between the inner side of the second sealing ring and the outer side of the first sealing ring, and a first notch is formed in the lower portion of the second sealing ring;

when the module is installed on the box body, the first sealing ring and the second sealing ring are respectively attached to the power supply box, and the first connector and the second connector are both surrounded by the first sealing ring.

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