CN218733215U

CN218733215U - Intelligent protector with open-phase protection function

Info

Publication number: CN218733215U
Application number: CN202223025967.4U
Authority: CN
Inventors: 杨德富; 陈克美
Original assignee: Small Enterprise Technology Hangzhou Co ltd
Current assignee: Small Enterprise Technology Hangzhou Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-03-24
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses an intelligent protector with open-phase protection function in the technical field of protectors, which comprises a protector body, wherein a display screen is arranged at the top of the protector body, a line group socket is arranged on one side wall outside the protector body, a mutual inductor wiring socket is arranged on the other side wall outside the protector body, a three-color indicator lamp is arranged on one side of the mutual inductor wiring socket, and a guide rail mounting groove is arranged at the bottom of the protector body; the utility model discloses a set up subassembly such as host computer, next machine, pincers core table and omnipotent table in traditional protector, can realize carrying out effectual control to the trouble such as the scarce looks of motor, unbalanced three phase, stifled commentaries on classics, overflow and do commentaries on classics to timely open circuit sends the police dispatch newspaper, protects the safety of motor, realizes the all-round protection to the motor.

Description

Intelligent protector with open-phase protection function

Technical Field

The utility model relates to a protector technical field specifically is an intelligent protector with open-phase protect function.

Background

The protector is the device that provides power consumption safety protection to electrical apparatus, and it embeds has intelligent high voltage protection device, meets with the unusual circumstances of high voltage in the twinkling of an eye at electrical apparatus, can intelligent start inside protection device, ensures the power consumption safety of rear end electrical apparatus, can divide into two main categories: the first is a household protector; and the other is mechanical protector, and corresponding protectors are selected according to different requirements.

Most of the existing motor protectors only have the protection functions of short circuit, open circuit and overload, and when abnormal conditions such as locked rotor, overcurrent and dry rotor occur to the motor, the protector has less fault identification on the motor, so that the motor cannot be protected in all directions. Therefore, those skilled in the art have provided an intelligent protector with open-phase protection function to solve the above-mentioned problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligent protector with open-phase protect function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an intelligent protector with open-phase protect function, includes the protector body, protector body top is provided with the display screen, be provided with the group socket on the outside lateral wall of protector body, be provided with mutual-inductor connection socket on the outside another lateral wall of protector body, mutual-inductor connection socket one side is provided with the three-colour pilot lamp, protector body bottom is provided with the guide rail mounting groove, the inside protection system circuit board that is provided with of protector body, be provided with host computer and next machine on the protection system circuit board, next machine one side is connected with the monitoring tool assembly, be provided with universal meter, pincers core table and communication software in the monitoring tool assembly.

As a further aspect of the present invention: the display screen is embedded in the protector body, and the wire group socket and the protector body are fixedly installed through screws.

As a further aspect of the present invention: the mutual inductor wiring socket penetrates through the protector body to be fixed, the three-color indicator lamp is embedded in the protector body, and the guide rail mounting groove is formed in the bottom of the protector body.

As a further aspect of the present invention: the protection system circuit board passes through the fix with screw inside the protector body, the host computer with the next machine all with the welding of protection system circuit board, monitoring tool assembly with the group socket and the equal electric connection of mutual-inductor connection socket.

As a further aspect of the present invention: the universal meter, the clamp core meter and the communication software are all embedded in the monitoring tool assembly and are all connected with the lower computer through wires.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a set up subassembly such as host computer, next machine, pincers core table and omnipotent table in traditional protector, can realize carrying out effectual control to the trouble such as the scarce looks of motor, unbalanced three phase, stifled commentaries on classics, overflow and do commentaries on classics to timely open circuit sends the police dispatch newspaper, protects the safety of motor, realizes the all-round protection to the motor.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a left side sectional view of the present invention;

fig. 3 is a circuit block diagram of the present invention.

In the figure: 1-a protector body; 2-mutual inductor connection socket; a 3-wire set socket; 4-a three-color indicator light; 5-a guide rail mounting groove; 6-protection of the system circuit board; 7-monitoring the tool assembly; 8-a lower computer; 9-an upper computer; 10-a display screen; 11-clamp core meter; 12-a multimeter; 13-communication software.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Please refer to fig. 1-3, in the embodiment of the utility model, an intelligent protector with open-phase protection function, including

protector body

1, 1 top of protector body is provided with display screen 10, be provided with group socket 3 on 1 outside lateral wall of protector body, be provided with mutual-inductor connection socket 2 on 1 outside another lateral wall of protector body, mutual-inductor connection socket 2 one side is provided with

tristimulus designation lamp

4, 1 bottom of protector body is provided with guide

rail mounting groove

5, 1 inside protection system circuit board 6 that is provided with of protector body, be provided with host computer 9 and next machine 8 on the protection system circuit board 6, next machine 8 one side is connected with monitoring tool assembly 7, be provided with universal meter 12 in the monitoring tool assembly 7, pincers core table 11 and communication software 13.

The display screen 10 is embedded in the protector body 1, the wire group socket 3 and the protector body 1 are fixedly installed through screws, the display screen 10 is used for displaying fault signals of the protector, the wire group socket 3 comprises a normally closed contact, a normally open contact, a power supply and a 485 port, is normally closed and closed when no fault exists, allows a motor to allow, and is a main control point, normally open, controllable through the 485 port, capable of being connected with a remote indicator lamp, the power supply, a power supply terminal and an external DC12V, and the 485 port is a communication port and used for data reading and parameter revision; the mutual inductor wiring socket 2 penetrates through the protector body 1 to be fixed, the mutual inductor wiring socket 2 is used for being connected with a contactor for protecting a motor, the three-color indicator lamp 4 is embedded in the protector body 1, and the guide rail mounting groove 5 is formed in the bottom of the protector body 1; the protection system circuit board 6 is fixed inside the protector body 1 through screws, the upper computer 9 and the lower computer 8 are welded with the protection system circuit board 6, and the monitoring tool assembly 7 is electrically connected with the wire group socket 3 and the mutual inductor wiring socket 2; multimeter 12, pincers core table 11 and communication software 13 all embed in monitoring instrument assembly 7 and all are connected with the lower computer 8 wire, have electric current, voltage and resistance sensor in the multimeter 12.

The utility model discloses a theory of operation is: when the device is used specifically, the protector body 1 can be arranged on a guide rail through a guide rail mounting groove, a direct current 12V switch power supply is arranged in a control cabinet, matched transformers are respectively connected in series into transformer wiring sockets 2 corresponding to motors to be protected, normally closed contacts on a line group socket 3 are connected in a parallel circuit of a contactor coil in series, a switch power supply output end is connected onto the line group socket 3 and connected with a switch power supply input end, transformer output lines are inserted into corresponding sockets, the installation can be completed, when the motor works, after a fault occurs, a yellow lamp in a three-color indicator lamp 4 is lightened, a universal meter 12 and a pincer core meter 11 in a monitoring tool assembly 7 in the protector are respectively detected to detect whether an inlet and outlet circuit has open circuit and virtual connection, whether every two sets of phase line voltages are normal is detected, whether a short circuit exists in a motor line is detected, the current size condition of each phase is detected, the tissue condition of each group of coils of the motor is detected, whether a clamping condition exists in the motor is detected, whether a set value is normal is detected, whether the motor is in a normal state is detected, whether the motor is loaded is detected, the above detection data are received through a lower computer 8, the data are processed and converted into usable digital signals, the usable digital signals are processed through an upper computer 9 and displayed in a display screen 10, the fault types can be visually observed by a user, meanwhile, a system circuit board 6 is protected, a control signal is timely sent to the motor through the lower computer 8, and protection operation is implemented.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an intelligent protector with open-phase protect function, includes protector body (1), its characterized in that: the protection device comprises a protector body (1), a display screen (10) is arranged at the top of the protector body (1), a line group socket (3) is arranged on one side wall outside the protector body (1), a mutual inductor wiring socket (2) is arranged on the other side wall outside the protector body (1), a three-color indicator lamp (4) is arranged on one side of the mutual inductor wiring socket (2), a guide rail mounting groove (5) is arranged at the bottom of the protector body (1), a protection system circuit board (6) is arranged inside the protector body (1), an upper computer (9) and a lower computer (8) are arranged on the protection system circuit board (6), a monitoring tool assembly (7) is connected to one side of the lower computer (8), and a universal meter (12), a clamp core meter (11) and communication software (13) are arranged in the monitoring tool assembly (7).

2. An intelligent protector with open-phase protection function according to claim 1, characterized in that: the display screen (10) is embedded in the protector body (1), and the wire group socket (3) and the protector body (1) are fixedly installed through screws.

3. An intelligent protector with open-phase protection function according to claim 2, characterized in that: mutual-inductor connection socket (2) run through protector body (1) is fixed, three-colour pilot lamp (4) are embedded in protector body (1), guide rail mounting groove (5) shaping in protector body (1) bottom.

4. A smart protector with open-phase protection according to claim 3, characterized in that: protection system circuit board (6) pass through the fix with screw inside protector body (1), host computer (9) with lower computer (8) all with protection system circuit board (6) welding, monitoring tool assembly (7) with group socket (3) and the equal electric connection of mutual-inductor connection socket (2).

5. An intelligent protector with open-phase protection function according to claim 4, characterized in that: the universal meter (12), the clamp core meter (11) and the communication software (13) are all embedded in the monitoring tool assembly (7) and are all connected with the lower computer (8) through wires.