CN212257328U

CN212257328U - Control and protection switch with high breaking capacity

Info

Publication number: CN212257328U
Application number: CN202020966805.2U
Authority: CN
Inventors: 何冰玲; 陈新蕊; 何斌海
Original assignee: Jiangsu Shangde Electric Co ltd
Current assignee: Jiangsu Shangde Electric Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2020-12-29
Anticipated expiration: 2030-06-01

Abstract

The utility model discloses a control and protection switch with high breaking capacity, which comprises a mounting plate, a shell and a circuit protector, wherein the circuit protector is fixedly connected with the mounting plate through the shell, the upper end and the lower end of the mounting plate are provided with fixed grooves, the lower part of a mounting hole and the surface of the shell are movably provided with a control knob, the lower part of the control knob is provided with a voltage display and a current display, the lower part of the voltage display is provided with a start key, the lower part of the current is provided with a reset key and a fault inquiry key, the lower part of the start key is provided with an overload setting key, the reset key and the fault inquiry key are provided with a no-load setting key and a numerical modification key, and the bottom end of the shell is provided with a wiring socket, the utility model discloses a circuit protector, which avoids the damage of the components inside the distribution box caused by the overlarge voltage or current, avoiding accidents.

Description

Control and protection switch with high breaking capacity

Technical Field

The utility model belongs to the technical field of switching apparatus is relevant, concretely relates to have high breaking capacity control and protection switch.

Background

The control protection switch product adopts a modularized single product structure type, integrates the main functions of a traditional circuit breaker (fuse), a contactor, an overload (or overcurrent and open-phase) protection relay, a starter, an isolator and the like, has the functions of remote automatic control and on-site direct manual control, has the functions of panel indication and electromechanical signal alarm, has the functions of overvoltage and undervoltage protection, has the functions of open-phase and open-phase protection and has the characteristics of coordinated and matched time-current protection (with the characteristics of inverse time limit, fixed time limit and instantaneous three-section protection). The control and protection switch electric appliance is the best substitute product of low-voltage electric appliances such as circuit breakers (such as CM1, ABB, NS and C45), contactors, thermal relays, fuses and the like, and is an upgrading product of a control protection switch series.

The complex components and parts of current block terminal inner structure are more, can't in time control and protect inside components and parts when breaking down, make components and parts cause the damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a have high breaking capacity control and protection switch to the problem of the inside components and parts of unable timely control and protection when breaking down that proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a control and protection switch with high breaking capacity, includes mounting panel, casing and circuit protector, its characterized in that: the mounting plate is characterized in that the upper end surface of the mounting plate is in threaded connection with a shell, a circuit protector is fixedly mounted on the right side surface of the shell, the circuit protector is fixedly connected with the mounting plate through the shell, fixing grooves are formed in the upper end and the lower end of the mounting plate, a mounting hole is formed in the upper portion of the shell, a control knob is movably mounted below the mounting hole and on the surface of the shell, a voltage display and a current display are arranged below the control knob, a starting key is arranged below the voltage display, a resetting key and a fault inquiry key are arranged below the current display, an overload setting key is arranged below the starting key, a no-load setting key and a numerical modification key are arranged on the resetting key and the fault inquiry key, a wiring socket is arranged at the bottom end of the shell, a mounting column is fixedly mounted above the mounting plate, a circuit main board is arranged, a CPU processor is fixedly and secretly installed below the controller, and an adjuster is fixedly installed below the CPU processor.

Preferably, the housing is fixedly connected with the mounting column through the mounting hole, and the housing is fixedly connected with the mounting plate through the mounting column.

Preferably, the controller is electrically connected with the CPU processor, and the CPU processor is electrically connected with the regulator.

Preferably, the controller, the CPU processor and the two regulators are sequentially and fixedly mounted on the upper surface of the circuit board from top to bottom, and the number of the regulators is two.

Preferably, the housing and the mounting plate are made of insulating and flame-retardant materials.

Compared with the prior art, the utility model provides a control and protection switch with high breaking capacity possesses following beneficial effect: the utility model discloses a having set up circuit protector and having avoided voltage or electric current too big to cause the damage to the inside components and parts of block terminal, the accessible carries the settlement key and carries out the threshold value settlement with no-load settlement key, and the threshold value is revised through numerical value revision key, revises the best load of components and parts operation numerical value, carries out effectual control through circuit mainboard, controller and CPU treater to the electric current, avoids unexpected the emergence.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a diagram of the present invention;

fig. 2 is a front view of the housing according to the present invention;

fig. 3 is a three-dimensional internal structure diagram of the control and protection switch of the present invention;

in the figure: 1. a housing; 2. mounting a plate; 3. a circuit protector; 4. fixing grooves; 5. mounting holes; 6. A control knob; 7. a voltage display; 8. a current display; 9. a start key; 10. a reset key; 11. A fault query key; 12. an overload setting key; 13. a no-load setting key; 14. a numerical value modification key; 15. a connection socket; 16. mounting a column; 17. a circuit main board; 18. a controller; 19. a CPU processor; 20. a regulator.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the designated lamp cover body or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a control and protection switch with high breaking capacity, which comprises: the circuit protector comprises a mounting plate 2, a shell 1 and a circuit protector 3, wherein the upper end surface of the mounting plate 2 is in threaded connection with the shell 1, the right side surface of the shell 1 is fixedly provided with the circuit protector 3, the circuit protector 3 monitors the voltage and current in a circuit and prevents the voltage or current from causing short circuit due to overlarge voltage and damage to components and parts to influence the work, the circuit protector 3 is fixedly connected with the mounting plate 2 through the shell 1, the upper end and the lower end of the mounting plate 2 are provided with fixing grooves 4, the fixing grooves 4 are used for fixedly mounting the mounting plate 2, so that the mounting plate 2 is firmly fixed on the surface of a box body or a wall body, a mounting hole 5 is formed above the shell 1, the shell 1 and the mounting plate 2 are fixedly connected through a mounting column 16 through a mounting hole 5, the mounting and the dismounting can be carried out through screws in a threaded manner, the mounting and the dismounting are, a voltage display 7 and a current display 8 are arranged below the control knob 6, the voltage display 7 and the current display 8 display numerical values to facilitate the judgment of specific conditions, a start key 9 is arranged below the voltage display 7, a reset key 10 and a fault inquiry key 11 are arranged below the current display 8, the reset key 10 can clear previous data and bring the initial state, the fault inquiry key 11 can conveniently inquire fault information for convenient maintenance, an overload setting key 12 is arranged below the start key 9, a no-load setting key 13 and a numerical value modifying key 14 are arranged below the reset key 10 and the fault inquiry key 11, the overload setting key 12 and the no-load setting key 13 can set threshold values in advance, voltage and current can be set in a controllable range, numerical values can be modified through the numerical value modifying key 14, a wiring socket 15 is arranged at the bottom end of the shell 1, a mounting column 16 is fixedly arranged above the mounting plate 2, a circuit main board 17 is arranged below the mounting column 16 and on the surface of the mounting plate 2, a controller 18 is fixedly arranged above the circuit main board 17, a CPU processor 19 is fixedly arranged under the controller 18 in a concealed mode, a regulator 20 is fixedly arranged under the CPU processor 19, the current is effectively controlled through the circuit main board 17, the controller 18 and the CPU 19, the shell 1 is fixedly connected with the mounting post 16 through the mounting hole 5, the shell 1 is fixedly connected with the mounting plate 2 through the mounting column 16, the controller 18 is electrically connected with the CPU processor 19, the CPU processor 19 is electrically connected with the regulator 20, the controller 18, the CPU processor 19 and the regulator 20 are fixedly arranged on the upper surface of the circuit main board 17 from top to bottom in sequence, the number of the regulators 20 is two, and the housing 1 and the mounting plate 2 are made of insulating and flame-retardant materials.

The utility model discloses a theory of operation and use flow: the utility model discloses in the work use, pass through mounting hole 5 with casing 1,

erection column

16 and 2 fixed mounting of mounting panel, the accessible fixed slot is fixed the device 4 at box or wall surface, the size of voltage and electric current in the 3 monitoring circuit of circuit protector, voltage display 7, current display 8 demonstrates the numerical value in the concrete circuit, overload setting key 12 and no-load setting key 13 carry out the threshold value setting to the short circuit, revise numerical value setting through numerical value revision key 14 to the threshold value, circuit board 17, controller 18 and CPU treater 19 carry out effectual control to the electric current, avoid unexpected the emergence.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A control and protection switch with high breaking capacity comprises a mounting plate (2), a shell (1) and a circuit protector (3), and is characterized in that: the upper end surface of the mounting plate (2) is in threaded connection with the shell (1), the right side surface of the shell (1) is fixedly provided with the circuit protector (3), the circuit protector (3) is fixedly connected with the mounting plate (2) through the shell (1), and the upper end and the lower end of the mounting plate (2) are provided with fixing grooves (4);

a mounting hole (5) is formed in the upper portion of the shell (1), a control knob (6) is movably mounted below the mounting hole (5) and on the surface of the shell (1), a voltage display (7) and a current display (8) are arranged below the control knob (6), a starting key (9) is arranged below the voltage display (7), a reset key (10) and a fault query key (11) are arranged below the current display (8), an overload setting key (12) is arranged below the starting key (9), a no-load setting key (13) and a numerical modification key (14) are arranged on the reset key (10) and the fault query key (11), and a wiring socket (15) is formed in the bottom end of the shell (1); mounting panel (2) top fixed mounting has erection column (16), erection column (16) below and mounting panel (2) surface are provided with circuit mainboard (17), circuit mainboard (17) top fixed mounting has controller (18), the fixed dark CPU treater (19) of installing in controller (18) below, CPU treater (19) below fixed mounting has regulator (20).

2. A control and protection switch with high breaking capacity according to claim 1, characterized in that: casing (1) passes through mounting hole (5) and erection column (16) fixed connection, casing (1) passes through erection column (16) and mounting panel fixed connection (2).

3. A control and protection switch with high breaking capacity according to claim 1, characterized in that: the controller (18) is electrically connected with the CPU processor (19), and the CPU processor (19) is electrically connected with the regulator (20).

4. A control and protection switch with high breaking capacity according to claim 1, characterized in that: the controller (18), the CPU processor (19) and the regulators (20) are sequentially and fixedly arranged on the upper surface of the circuit main board (17) from top to bottom, and the number of the regulators (20) is two.

5. A control and protection switch with high breaking capacity according to claim 1, characterized in that: the shell (1) and the mounting plate (2) are made of insulating and flame-retardant materials.