CN211830328U - Digital uninterrupted power supply device - Google Patents

Abstract

The utility model discloses a digital uninterrupted power supply device which can realize ordered power supply by remote control, belonging to the technical field of power supply devices and comprising a hollow shell; the opening of the shell is sealed and closed through a cover plate; the inner cavity of the shell is provided with a shell with a hollow inner part; the opening of the shell is sealed and closed through a cover plate; a battery pack and a PCB integrated with a plurality of interfaces are arranged in the inner cavity of the shell; the battery pack is detachably arranged in the battery pack through the bin door; the corresponding electronic elements are installed on the PCB, so that double-loop power supply of the device is realized, the power supply priority of the main power supply loop and the standby power supply loop is coordinated, the main loop and the standby loop are finally ensured to provide electric energy required by stable operation for the Internet of things device in a coordinated manner, the device can work in a special environment, the battery is slightly influenced by the outside, the management of the digital uninterrupted power supply device and the battery is more convenient, and the device is applied to remote areas and has lower production and use costs.

Description

Digital uninterrupted power supply device

Technical Field

The utility model relates to a little solar power generation system, for solar power generation system dc-to-ac converter and the relevant technical field of power, concretely relates to digital uninterrupted power supply device.

Background

Generally, the power supply of an internet of things device such as a meter, a terminal, a relay, and a camera only uses commercial power as a unique power supply. If the utility power is cut off, the internet of things equipment such as meter, terminal, relay and camera is shut down, and 24-hour uninterrupted operation of the important equipment cannot be met. If necessary, orderly and controllable power supply of important equipment can be realized through a remote control technology.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the utility model provides a digital uninterrupted power supply device to solve the problem that the current thing allies oneself with equipment such as terminal can't obtain stable power supply after the main network has a power failure.

In order to solve the above problem, the utility model provides a following technical scheme:

a digital uninterrupted power supply device comprises a lower shell with a hollow interior; the lower shell is sealed and closed by the upper shell; the battery pack and the PCB are arranged in the inner cavity of the shell; the battery pack is detachably mounted in the lower shell through a battery fastener; the PCB is integrally provided with a battery interface, a first input interface, a second input interface, an output interface, an inversion module, a dual-power automatic switching unit and a GPRS remote control interface, wherein the first input interface is sequentially connected with the dual-power automatic switching unit, the GPRS remote control interface and the output interface in series, the second input interface is sequentially connected with the battery interface and the inversion module in series, and the dual-power automatic switching unit is electrically connected with the inversion module; the first input interface, the second input interface and the output interface are respectively connected with a photovoltaic PV interface (10) and a wiring terminal (11), and the wiring terminals are all embedded in the shell for arrangement; the GPRS remote control interface is connected with a multifunctional switch; the terminal (11) is provided with a commercial power connector and an external standby power connector.

Preferably, the upper and lower housings are fixed by a non-return screw.

Preferably, sheet metal parts such as upper and lower casing, group battery mount all adopt SPCC panel beating or stainless steel to make.

Furthermore, the outer side surfaces of the shell and the cover plate are subjected to plastic spraying treatment.

Preferably, two side edges of the lower end surface of the lower shell are provided with support lugs extending outwards and separated, and the support lugs are also provided with long waist-shaped holes.

Preferably, the support lug is separated from the lower shell, so that the space position is reduced, and the support lug is convenient to mount, transport, package and the like.

The utility model discloses beneficial effect:

the utility model provides a table meter, terminal, relay, the miniwatt power supply unit of things such as thing allies oneself with equipment such as make a video recording, the device can insert major network commercial power electric energy, photovoltaic electric energy, built-in energy storage battery group, inverter circuit and two return circuits auto-change over device. The device can coordinate the power supply priority of two loops of a main power supply and a standby power supply, finally ensures that the main loop and the standby loop cooperate to provide electric energy sources required by the stable operation of the equipment for the instrumented devices such as a meter, a terminal, a relay, a camera and the like, can work in a special environment, ensures that the battery is slightly influenced by the outside, and has a digital uninterrupted power supply device and a more convenient battery management, lower application and production and use costs in remote areas and a digital uninterrupted power supply device solution which can be remotely controlled to be switched on and off.

Drawings

Fig. 1 is an exploded and disassembled schematic view of the structure in the embodiment of the present invention;

fig. 2 is a schematic three-dimensional structure diagram of the overall structure of the utility model in this embodiment;

FIG. 3 is a front view; FIG. 4 is a left side view;

FIG. 5 is a top view; FIG. 6 is a bottom view;

FIG. 7 is a schematic diagram of an integrated circuit of the PCB board in the present embodiment;

description of reference numerals: 1. go up the casing, 2, lower casing, 3, the battery fastener, 4, the MPPT controller, 4A, the battery interface, 4B, first input interface, 4C, second input interface, 4D, output interface, 4E, the contravariant module, 4F, dual supply automatic switch-over unit, 4G, GPRS remote control interface, 5, the group battery, 6, the journal stirrup, 7, the PCB board, 8, the work pilot lamp, 9, the antenna, 10, the photovoltaic PV interface, 11, binding post, 12, the terminal protection cover, 13, PCB board mount.

Detailed Description

The invention will be further described with reference to the following drawings and specific embodiments:

example (b):

referring to fig. 1 to 4, the present embodiment provides a digital uninterruptible power supply apparatus, which includes a lower housing (2) having a hollow interior; the opening of the lower shell (2) is sealed and closed by the upper shell (1); the method is characterized in that: a battery pack (5) and a PCB (7) are arranged in the inner cavity of the lower shell (2); the battery pack (5) is detachably mounted in the lower shell (2) through a battery fastener (3); a battery interface 4A, a first input interface 4B, a second input interface 4C, an output interface 4D, an inversion module 4E, a dual-power automatic switching unit 4F and a GPRS remote control interface 4G are integrated on the PCB (7), wherein the first input interface 4B is sequentially connected with the dual-power automatic switching unit 4F, GPRS remote control interface 4G and the output interface 4D in series, the second input interface 4C is sequentially connected with the battery interface 4A and the inversion module 4E in series, and the dual-power automatic switching unit 4F is electrically connected with the inversion module 4E; a photovoltaic PV interface (10) and a wiring terminal (11) are respectively connected to the first input interface 4B, the second input interface 4C and the output interface 4D, and the wiring ports are all embedded in the lower shell (2) for arrangement; a GPRS remote control unit and an antenna (9) are connected to the GPRS remote control interface 4G; the wiring terminal (11) is provided with a connection port connected with an external commercial power supply and a connection port connected with an external standby power supply.

Reference may be made to fig. 3, in this embodiment; the connecting terminal (11) is mainly used for externally connecting commercial power with different voltage grades such as AC220V or AC100V, and the like, wherein the photovoltaic PV interface (10) is marked for externally connecting an electric energy source serving as a renewable standby power supply loop of supplementary wind power, photovoltaic and the like so as to be used as an electric energy source of a main loop. The wiring terminal (11) is provided with a wiring port for external load, as can be seen from the figure, the photovoltaic PV interface (10) and the wiring terminal (11) can sequentially provide electric energy for the external circuits of the battery pack (5) and the wiring terminal (11), and the electric energy input into the device by the photovoltaic PV interface (10) can charge the battery pack (5) and supply power to the inverter module 4E; the inversion output through the inversion module 4E is the same voltage level as the first aviation plug (e.g. AC220V), the electric energy of the first aviation plug 2 or the inversion module 4E is supplied to the load through the dual-power automatic switching unit 4F in order through the wiring terminal (11), and the dual-power automatic switching unit 4F defaults to preferentially adopt the electric energy supply of the wiring terminal (11), namely: when the electric energy of the main loop in the wiring terminal (11) stops supplying, the battery pack (5) cooperatively outputs power to supply power to the load through the inversion module 4E and the main and standby dual-power automatic switching unit 4F. When the power supply of the main circuit of the connection terminal (11) is recovered, the power supply of the load is switched to the main circuit again by the dual power automatic switching unit 4F. The dual-power automatic switching unit 4F can coordinate power supply priorities of two loops of a main power supply and a standby power supply, and finally ensures that the main loop and the standby loop cooperate to provide an electric energy source required by the stable operation of the equipment for the internet of things; in the embodiment, the GPRS remote control unit realizes remote control, and a user can control the on-off and data acquisition of the whole equipment at a mobile phone or a computer end.

In the embodiment, a plurality of positioning and mounting holes are formed on two side surfaces of the lower shell (2), and the non-return screws are used for fixing the upper shell (1) and the lower shell (2) through the mounting holes.

The upper shell (1), the lower shell (2) and the battery fastener (3) are all made of SPCC metal plates or stainless steel. And (3) carrying out plastic spraying treatment on the outer side surfaces of the upper shell (1) and the lower shell (2). The upper shell (1) and the lower shell (2) which are subjected to plastic spraying treatment can meet the normal working requirement under the outdoor severe environment, a good rust-proof effect is achieved, and the applicability of the device is improved.

The inner side of the battery fastening frame (3) is distributed with an insulated 3M buffer foot pad. Can effectively prevent that group battery (5) from rocking in casing (2) down to and prevent that group battery (5) inside circuit board from contacting metal parts and taking place the short circuit, thereby stopped short circuit trouble.

The both sides limit of terminal surface is provided with journal stirrup (6) of outside extension separation under casing (2) down, still is provided with long waist type hole on journal stirrup (6), compensates the error that produces at the in-process of processing or installation, and this type hole can also be to making things convenient for this power supply unit hanging, guide rail, staple bolt formula to install on other equipment simultaneously, reduces packing transportation space simultaneously.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with the preferred embodiment, but not limited to the present invention, any skilled person in the art can make some modifications or equivalent changes to the technical content disclosed above without departing from the technical scope of the present invention, but all the technical matters of the present invention are within the scope of the technical solution of the present invention.

Claims (5)

1. A digital uninterrupted power supply device comprises an upper shell (1); the upper shell (1) and the lower shell (2) corresponding to the upper shell form an internal sealed space, a wiring terminal (11) is arranged in front of the lower shell (2) and protected by an upper terminal protection cover (12), a photovoltaic PV interface (10) and a state indicator lamp are adjacent to the wiring terminal, and the whole control interface GPRS remote control interface (4G) is realized by transmitting and receiving signals through an antenna; the method is characterized in that: a battery pack (5), a PCB (7) and an MPPT controller (4) are arranged in the inner cavities of the upper shell (1) and the lower shell (2); the battery pack (5) is detachably mounted in the lower shell (2) through a fastener (3); the battery interface (4A), the first input interface (4B), the second input interface (4C), the output interface (4D), the inversion module (4E), the dual-power automatic switching unit (4F) and the GPRS remote control interface (4G) are integrally arranged on the PCB (7), wherein the first input interface (4B) is sequentially connected with the dual-power automatic switching unit (4F), the GPRS remote control interface (4G) and the output interface (4D) in series, the second input interface (4C) is sequentially connected with the battery interface (4A) and the inversion module (4E) in series, and the dual-power automatic switching unit (4F) is electrically connected with the inversion module (4E); a photovoltaic PV interface (10) and a wiring terminal (11) are respectively connected to the first input interface (4B), the second input interface (4C) and the output interface (4D), and the interfaces are all embedded in the lower shell (2) for arrangement; a GPRS remote control unit and an antenna (9) are connected to the GPRS remote control interface (4G) to realize remote on-off control; the wiring terminal (11) is provided with an interface connected with an external commercial power and an external standby power supply interface.

2. The digital uninterruptible power supply device according to claim 1, wherein: the upper shell (1) and the lower shell (2) are fixed through a non-return screw.

3. The digital uninterruptible power supply device according to claim 1, wherein: the upper shell (1), the lower shell (2) and the battery pack fastening piece (3) are all made of SPCC metal plates or stainless steel.

4. The digital uninterruptible power supply device according to claim 1, wherein: and (3) carrying out plastic spraying treatment on the outer side surfaces of the upper shell (1) and the lower shell (2).

5. The digital uninterruptible power supply device according to claim 1, wherein: the lower end face of the lower shell (2) is provided with a support lug (6) which extends outwards and is separated, and the support lug (6) is also provided with a long waist-shaped hole, so that the installation, the packaging and the transportation are convenient.

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