Safety electricity utilization protector

Abstract

The utility model discloses a safe electricity utilization protector, which comprises a case, a mounting block fixedly connected to the lower end of the case, a fan sleeved in the mounting block, the fan sleeved with the lower end of the case, a circuit board fixedly connected to the side inner wall of the case, a cover plate rotatably connected to the upper end of the case through a rotating shaft, and a mounting frame sleeved in the cover plate. And radiating fins are arranged in the mounting frame. The installation block, the fan, the rotating shaft, the cover plate, the installation frame and the cooling fins form a blowing type ventilation and heat dissipation mechanism, elements in the protector can be evenly cooled, heat in the protector can be rapidly dissipated out under the action of the fan and the cooling fins, and the service life of the protector can be prolonged. The case, the wire, the support plate and the connector form a line docking mechanism, so that the protector can be quickly docked and taken out, and the repair and maintenance of the protector are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of electricity protection, in particular to a safe electricity protector. Background Art

[0002] When the existing safety power protector is performing circuit protection, after long-term operation, a large amount of heat is easily generated inside. The heat accumulation will damage the internal components and reduce the life of the internal components, which is not conducive to the stable operation of the protector; the protector is difficult to install and remove, which is not conducive to inspection and maintenance. A Chinese patent discloses an "intelligent safety power protector", whose application number is "CN202223083239.9", which includes a shell, a base is provided at the bottom of the shell, a display screen is fixedly connected to one side of the top of the shell, a leakage test button is fixedly connected to the other side of the top of the shell, a button is fixedly connected to the top of the shell, and the button is located on the bottom side of the display screen. The top of the shell is fixedly connected to an indicator light, which is located on the top side of the display screen; one end of the wire can be fixed by the action of the wire fixing mechanism, so as to prevent the wire near the terminal from being pulled and broken, thereby improving the service life of the wire, and the waterproof mechanism can prevent moisture from damaging the internal components of the shell, and the spring is used to buffer the force received, so as to buffer the force of the outside world on the shell, improve the safety of the device when in use, and thus extend the service life of the power protector. However, the heat accumulation inside the protector can damage the components and reduce their service life. The protector is not easy to install and remove, which is not conducive to maintenance. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a safe electricity protector. A blowing ventilation and heat dissipation mechanism is composed of a mounting block, a fan, a rotating shaft, a cover plate, a mounting frame and a heat sink, which can evenly dissipate the heat of the components inside the protector. The heat inside the protector will be quickly dissipated under the action of the fan and the heat sink, which is beneficial to extending the service life of the protector. A line docking mechanism is composed of a chassis, a wire, a support plate and a connector, which can quickly dock and remove the protector, which is beneficial to the inspection and maintenance of the protector.

[0004] The utility model also provides the above-mentioned safe electricity protector, comprising: a chassis, a mounting block is fixedly connected to the lower end of the chassis, a fan is sleeved in the mounting block, the fan is sleeved with the lower end of the chassis, a circuit board is fixedly connected to the side inner wall of the chassis, the upper end of the chassis is rotatably connected to a cover plate through a rotating shaft, a mounting frame is sleeved in the cover plate, and a heat sink is arranged in the mounting frame; a voltage sensor and a current sensor, the lower ends of the voltage sensor and the current sensor are fixedly connected to the upper end of the circuit board, the voltage sensor is fixedly connected to the current sensor through a first wire; a circuit breaker, the rear end of the circuit breaker is fixedly connected to the right end of the chassis, the circuit breaker is fixedly connected to the current sensor through a second wire, and the second wire is sleeved with the chassis.

[0005] According to the safety power protector of the utility model, the lower end of the mounting block is fixedly connected with a mounting plate, which is convenient for the installation and fixation of the protector. The mounting plate is provided with mounting holes for convenient and stable installation.

[0006] According to the safety electricity protector described in the utility model, a buckle is fixedly connected to the lower end of the cover plate, thereby improving the stability of the cover plate closing.

[0007] According to the safety power protector of the utility model, a card slot is arranged at the upper end of the chassis to improve the stability of the cover plate closure. An unlocking button is arranged at the front end of the chassis to facilitate unlocking.

[0008] According to the safety power protector of the utility model, the left end of the chassis is fixedly connected with a first support plate to facilitate the fixing of the connector. The upper end of the first support plate is fixedly connected with a first connector to facilitate the connection of the circuit.

[0009] According to the safety power protector of the utility model, the voltage sensor is fixedly connected to the first connector through the third wire, which facilitates the connection of the circuit. The third wire is sleeved with the chassis to make the structure compact.

[0010] According to a safety power protector described in the utility model, the front end of the circuit breaker is fixedly connected with a second support plate to facilitate the fixing of the connector. The upper end of the second support plate is fixedly connected with a second connector to facilitate the connection of the circuit. The second connector is fixedly connected to the circuit breaker through a fourth wire to facilitate the connection of the circuit.

[0011] Beneficial Effects

[0012] 1. Compared with the prior art, this kind of safety power protector, through the installation block, fan, shaft, cover plate, installation frame and heat sink to form a blowing type ventilation and heat dissipation mechanism, can evenly dissipate the heat of the components inside the protector, the heat inside the protector will be quickly dissipated under the action of the fan and the heat sink, which is conducive to extending the service life of the protector;

[0013] 2. Compared with the prior art, this safety power protector has a circuit docking mechanism composed of a chassis, wires, a support plate and a connector, which can quickly dock and remove the protector, which is beneficial to the inspection and maintenance of the protector. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is a schematic diagram of the structure of a safety power protector of the utility model;

[0016] Figure 2 This is a structural schematic diagram of a cover plate of a safety power protector of the utility model in a closed state;

[0017] Figure 3 This is a schematic diagram of the longitudinal section structure of a safety power protector of the utility model;

[0018] Figure 4 The utility model is a schematic diagram of a transverse cross-sectional structure of a safety power protector.

[0019] Legend:

[0020] 1. Mounting block; 2. Mounting hole; 3. First support plate; 4. First connector; 5. Rotating shaft; 6. Mounting frame; 7. Heat sink; 8. Buckle; 9. Cover plate; 10. Voltage sensor; 11. Third wire; 12. Current sensor; 13. First wire; 14. Second wire; 15. Circuit board; 16. Second connector; 17. Second support plate; 18. Circuit breaker; 19. Card slot; 20. Unlock button; 21. Chassis; 22. Mounting plate; 23. Fan; 24. Fourth wire. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-4The utility model embodiment is a safe power protector, which includes: a chassis 21, a mounting block 1 is fixedly connected to the lower end of the chassis 21, a fan is installed, a mounting plate 22 is fixedly connected to the lower end of the mounting block 1, and a mounting hole 2 is provided in the mounting plate 22 for continued stable installation, a fan 23 is sleeved in the mounting block 1 for blowing and heat dissipation, the fan 23 is sleeved with the lower end of the chassis 21 to form a compact structure, a circuit board 15 is fixedly connected to the side inner wall of the chassis 21, a voltage sensor and a current sensor are installed, and the upper The end is rotatably connected with a cover plate 9 through a rotating shaft 5 to open and close the chassis. The lower end of the cover plate 9 is fixedly connected with a buckle 8, which is engaged with the card slot. The cover plate 9 is sleeved with a mounting frame 6, and a heat sink is installed. The mounting frame 6 is provided with a heat sink 7 to dissipate heat. The upper end of the chassis 21 is provided with a card slot 19, which is engaged with the buckle. The front end of the chassis 21 is provided with an unlocking button 20 for unlocking. The left end of the chassis 21 is fixedly connected with a first support plate 3, and a connector is installed. The upper end of the first support plate 3 is fixedly connected with a first connector 4 for line docking;

[0023] The voltage sensor 10 and the current sensor 12, the lower ends of the voltage sensor 10 and the current sensor 12 are fixedly connected to the upper end of the circuit board 15 to form a mounting structure of the voltage sensor and the current sensor, the voltage sensor 10 is fixedly connected to the current sensor 12 through the first wire 13 to form a circuit connection structure, the voltage sensor 10 is fixedly connected to the first connector 4 through the third wire 11 to form a circuit connection structure, and the third wire 11 is sleeved with the chassis 21 to form a compact structure;

[0024] The circuit breaker 18, the rear end of the circuit breaker 18 is fixedly connected to the right end of the chassis 21 to form a mounting structure of the circuit breaker, the circuit breaker 18 is fixedly connected to the current sensor 12 through the second wire 14 to form a circuit connection structure, the second wire 14 is sleeved with the chassis 21 to form a compact structure, the front end of the circuit breaker 18 is fixedly connected to the second support plate 17, and the connector is installed, the upper end of the second support plate 17 is fixedly connected to the second connector 16 for line docking, and the second connector 16 is fixedly connected to the circuit breaker 18 through the fourth wire 24 to form a circuit connection structure.

[0025] Working principle: A safety power protector is used to protect the circuit from overload. The voltage sensor 10 usually adopts the principle of resistance voltage division or the principle of capacitance coupling to monitor the voltage in the circuit. When the voltage exceeds the threshold, the circuit breaker 18 will automatically disconnect the circuit. The current sensor 12 usually adopts the principles of current transformer or Hall effect sensor to monitor the current in the circuit. When the current exceeds the threshold, the circuit breaker 18 will automatically disconnect the circuit.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A safe power protector, characterized in that: include: A chassis (21), wherein a mounting block (1) is fixedly connected to the lower end of the chassis (21), a fan (23) is sleeved in the mounting block (1), the fan (23) is sleeved with the lower end of the chassis (21), a circuit board (15) is fixedly connected to the side inner wall of the chassis (21), a cover plate (9) is rotatably connected to the upper end of the chassis (21) via a rotating shaft (5), a mounting frame (6) is sleeved in the cover plate (9), and a heat sink (7) is arranged in the mounting frame (6); A voltage sensor (10) and a current sensor (12), wherein the lower ends of the voltage sensor (10) and the current sensor (12) are fixedly connected to the upper end of the circuit board (15), and the voltage sensor (10) is fixedly connected to the current sensor (12) via a first wire (13); A circuit breaker (18), wherein the rear end of the circuit breaker (18) is fixedly connected to the right end of the chassis (21), the circuit breaker (18) is fixedly connected to the current sensor (12) via a second wire (14), and the second wire (14) is sleeved with the chassis (21).

2. A safety power protector according to claim 1, characterized in that: The lower end of the mounting block (1) is fixedly connected to a mounting plate (22), and a mounting hole (2) is provided in the mounting plate (22).

3. A safety power protector according to claim 1, characterized in that: A buckle (8) is fixedly connected to the lower end of the cover plate (9).

4. A safety power protector according to claim 1, characterized in that: The upper end of the chassis (21) is provided with a card slot (19), and the front end of the chassis (21) is provided with an unlocking button (20).

5. A safe power protector according to claim 1, characterized in that: The left end of the chassis (21) is fixedly connected to a first support plate (3), and the upper end of the first support plate (3) is fixedly connected to a first connector (4).

6. A safe power protector according to claim 1, characterized in that: The voltage sensor (10) is fixedly connected to the first connector (4) via a third wire (11), and the third wire (11) is sleeved with the chassis (21).

7. A safe power protector according to claim 1, characterized in that: The front end of the circuit breaker (18) is fixedly connected to a second support plate (17), the upper end of the second support plate (17) is fixedly connected to a second connector (16), and the second connector (16) is fixedly connected to the circuit breaker (18) via a fourth wire (24).

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