CN214412387U

CN214412387U - Single-phase double-loop input type double-channel power manager

Info

Publication number: CN214412387U
Application number: CN202120093439.9U
Authority: CN
Inventors: 葛闯; 谢富伟
Original assignee: Nanjing Xiesheng Intelligent Technology Co ltd
Current assignee: Nanjing Xiesheng Intelligent Technology Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-10-15
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a single-phase double-loop input type double-channel power manager, in particular to the technical field of power managers, which comprises a mounting plate, wherein a host is arranged at the center of the top end of the mounting plate, a main power supply and a standby power supply are respectively arranged at the two sides of the host, a circuit board is arranged in the host, a controller is arranged outside the circuit board, and two relays are arranged in the host; and a data memory, an RS-485 chip and a counter which are electrically connected with the controller are arranged outside the circuit board. The power manager is energy-saving and high in anti-interference capacity, double Alternating Current (AC) switching without short circuit is realized by the double relays, and meanwhile, when the main power equipment works, the data storage device is used for storing slave equipment data, when the standby power equipment works, the slave equipment responds as corresponding main equipment of the slave equipment under the condition of power failure, and the integrity of data acquisition of the main equipment is ensured.

Description

Single-phase double-loop input type double-channel power manager

Technical Field

The utility model relates to a power manager technical field, concretely relates to single-phase double loop input type binary channels power manager.

Background

The dual-power-supply conversion device is realized by hardware and a relay, is suitable for the interior of a power grid system, can be automatically converted into a standby power supply state through the dual-power-supply conversion switch to continuously operate when encountering a sudden failure or power failure condition of common power, and is a safe and reliable dual-power-supply automatic conversion switch with wide application range, perfect performance, high automation degree;

most of the existing dual-power conversion devices are simple power switching devices without a data storage function, and when the slave devices on a power loop cannot directly supply power, the master devices cannot acquire the data of the slave devices, so that the normal use of the master devices is easily influenced.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a single-phase double loop input type binary channels power manager aims at solving present dual power conversion equipment majority and is only the power supply switching equipment of simplicity and does not possess the data storage function, when meetting the unable direct power supply of the slave unit on the power return circuit, the master unit just can't acquire the data of slave unit, easily influences the problem of the normal use of master unit.

In order to achieve the above object, the present invention provides the following technical solutions:

the single-phase double-loop input type double-channel power manager comprises a mounting plate, wherein a host is arranged in the center of the top end of the mounting plate, a main power supply and a standby power supply are respectively arranged on two sides of the host, a circuit board is arranged inside the host, a controller is arranged outside the circuit board, and two relays are arranged inside the host;

the external portion of circuit board is equipped with data memory, RS-485 chip and the counter of controller electric connection, the upper surface of host computer is equipped with knob and switch.

Furthermore, a plurality of terminal blocks are arranged outside the main power supply and the standby power supply.

Further, the top of host computer articulates there is the protective cover.

Further, the inside one end of protective cover is equipped with a set of nose bar, the upper surface of host computer is equipped with the seat of inlaying with nose bar looks joint.

Furthermore, the outer surface of the bottom of the main machine is provided with a heat dissipation grid.

Furthermore, two rubber blocks are respectively arranged on the outer surface of the bottom of the mounting plate corresponding to the main power supply and the standby power supply.

Furthermore, mounting holes are formed in four corners outside the mounting plate.

The utility model has the advantages of as follows:

1. the utility model discloses in, this power manager is energy-conserving, anti-interference ability is high, and the double exchange that double relay realized does not have the short circuit and switches, can be simultaneously when main electrical equipment is worked, through the data memory storage slave unit data that set up, meet when being equipped with electrical equipment work, slave unit is under the power failure condition, and power manager can answer as the corresponding main equipment of a slave unit, guarantees the integrality of main equipment data collection;

2. the utility model discloses in, set up the protective cover through the outside at the host computer, can prevent that unnecessary from touching, simultaneously, through setting up the block rubber in the host computer bottom, make host computer and mounting plane leave the space when this power manager installs, can strengthen the heat dissipation, guarantee the normal use that lasts of this power manager.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a top view provided by the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic view of the internal structure of the host provided by the present invention;

fig. 4 is a bottom view provided by the present invention;

fig. 5 is a schematic circuit diagram provided by the present invention;

in the figure: 1. mounting a plate; 2. a host; 3. a main power supply; 4. a standby power supply; 5. a circuit board; 6. a controller; 7. a relay; 8. a data storage; 9. an RS-485 chip; 10. a counter; 11. a terminal block; 12. a knob; 13. a protective cover; 14. a nose bar; 15. embedding a base; 16. a rubber block; 17. a heat dissipation grid; 18. a power switch; 19. and (7) installing holes.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-5 of the specification, the single-phase double-loop input type double-channel power manager of the embodiment comprises a mounting plate 1, wherein a host 2 is arranged at the center of the top end of the mounting plate 1, a main power supply 3 and a standby power supply 4 are respectively arranged on two sides of the host 2, a circuit board 5 is arranged inside the host 2, a controller 6 is arranged outside the circuit board 5, and two relays 7 are arranged inside the host 2;

a data memory 8, an RS-485 chip 9 and a counter 10 which are electrically connected with the controller 6 are arranged outside the circuit board 5, the data memory 8 supports protocols such as DLT645-1997 and DLT645-2007, a knob 12 and a power switch 18 are arranged on the upper surface of the host 2, AC220 conversion DC12V is realized through a power switch 18, 12DC is used for providing the coil working voltage of the relay 7, L, N of a main power supply 3 is respectively connected with the normally closed ends of the two relays 7, L, N of a standby power supply 4 is respectively connected with the normally open ends of the two relays 7, the common end of the two relays 7 is connected with the power output end, when the main electrical equipment is powered on, after the coils of the two relays 7 output by the DC12V are powered on, the normally closed end of the relay 7 is separated and the normally open end is closed, so that the main electrical equipment works, after the main electrical equipment is powered off, the standby electrical equipment works, and the double-alternating-current non-short-circuit switching is realized by the double relays 7.

Furthermore, a plurality of terminal blocks 11 are arranged outside the main power supply 3 and the standby power supply 4.

Further, the top end of the main frame 2 is hinged with a protective cover 13, which can prevent unnecessary touch.

Further, the inside one end of protective cover 13 is equipped with a set of nose bar 14, the upper surface of host computer 2 is equipped with the seat 15 of inlaying with 14 looks joints of nose bar, guarantees that protective cover 13 and host computer 2's connection is stable.

Further, the outer surface of the bottom of the main unit 2 is provided with a heat dissipation grid 17 for dissipating heat of the main unit 2.

Furthermore, the outer surface of the bottom of the mounting plate 1 is provided with two rubber blocks 16 corresponding to the main power supply 3 and the standby power supply 4 respectively, so that a gap is reserved between the host and the mounting plane when the power supply manager is mounted, heat dissipation can be enhanced, and the normal and continuous use of the power supply manager is ensured.

Furthermore, four corners of the outside of the mounting plate 1 are provided with mounting holes 19 for mounting the whole equipment.

The implementation scenario is specifically as follows: the AC220 conversion DC12V is realized through a power switch 18, 12DC is used for providing working voltage of coils of the relays 7, L, N of a main power supply 3 is respectively connected to normally closed ends of the two relays 7, L, N of a standby power supply 4 is respectively connected to normally open ends of the two relays 7, a common end of the two relays 7 is connected to a power output end, after the main power equipment is electrified, the coils of the two relays 7 output by the DC12V are electrified, the normally closed ends of the relays 7 are separated and the normally open ends are closed, the main power equipment works, after the main power is interrupted, the standby power equipment works, and double-alternating-current non-short-circuit switching is realized by the double relays 7;

2 serial ports of the controller 6 are respectively connected to the RS-485 chip 9, so that the adaptation of 1200 and 2400 baud rates is realized, when the communication is carried out at the 1200BPS baud rate, the 1200BPS interrupt service program normally receives data, the 2400 interrupt service program generates odd coupling check errors, and the random switching of the 2 baud rates is completed;

according to the 500ms overtime requirement of the communication protocol, the switching between the simplex mode and the half-duplex mode is completed, the power manager receives a data communication frame of the master device and then starts the counter 10, if a response frame of the slave device is received within 500ms, the working mode of the power manager is not changed, and if the response frame of the slave device is not received within 500ms, the power manager switches to the half-duplex mode and responds to a command of the master device;

a wide range of switching power supplies are used to make AC: the input voltage of 50-300V is self-adaptive, when the over-current or short circuit condition appears at the power output end, the power can be reliably protected, and the power and the system are prevented from being damaged, because the input compensation, the low-frequency limitation, the constant-current starting technology and the micro-current starting low-power-consumption PWM IC are adopted, the power panel has the characteristics of high conversion efficiency and low standby power consumption, the efficiency of more than 65 percent can be maintained under the high-voltage input, the no-load static power consumption is less than 0.3W, the energy-saving purpose is achieved, the isolated power-frequency voltage between the input and the output can reach 2.5kVac, and the anti-interference capability is very strong;

this power manager is energy-conserving, anti-interference ability is high, and the double alternating current that double relay 7 realized does not have the short circuit and switches, can be simultaneously at main electrical equipment during operation, through 8 storage slave unit data that set up, meets the equipment during operation of being equipped with power, and the slave unit is under the power failure condition, and power manager can regard as the corresponding main equipment of a slave unit to respond, guarantees the integrality of main equipment data collection.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. Single-phase double-circuit input type binary channels power manager, including mounting panel (1), the top center department of mounting panel (1) is equipped with host computer (2), its characterized in that: a main power supply (3) and a standby power supply (4) are respectively arranged on two sides of the host (2), a circuit board (5) is arranged inside the host (2), a controller (6) is arranged outside the circuit board (5), and two relays (7) are arranged inside the host (2);

the external portion of circuit board (5) is equipped with data memory (8), RS-485 chip (9) and counter (10) with controller (6) electric connection, the upper surface of host computer (2) is equipped with knob (12) and switch (18).

2. The single-phase dual-loop input dual-channel power manager as recited in claim 1, wherein: and a plurality of terminal seats (11) are arranged outside the main power supply (3) and the standby power supply (4).

3. The single-phase dual-loop input dual-channel power manager as recited in claim 1, wherein: the top end of the main machine (2) is hinged with a protective cover (13).

4. The single-phase dual-loop input dual-channel power manager as recited in claim 3, wherein: the inside one end of protective cover (13) is equipped with a set of nose bar (14), the upper surface of host computer (2) is equipped with inlays seat (15) with nose bar (14) looks joint.

5. The single-phase dual-loop input dual-channel power manager as recited in claim 1, wherein: and a heat dissipation grid (17) is arranged on the outer surface of the bottom of the host (2).

6. The single-phase dual-loop input dual-channel power manager as recited in claim 1, wherein: the outer surface of the bottom of the mounting plate (1) is provided with two rubber blocks (16) corresponding to the main power supply (3) and the standby power supply (4) respectively.

7. The single-phase dual-loop input dual-channel power manager as recited in claim 1, wherein: mounting holes (19) are formed in four corners outside the mounting plate (1).