Electric power supply switching device

Abstract

The utility model relates to the technical field of electric power equipment, in particular to an electric power supply switching device which comprises an upper shell, a lower shell, a power supply module, a power supply module, a power supply module, a power supply module, a power supply module, a power supply module and a power supply module. The base is provided with a main power supply input end and a standby power supply input end, the back of the base is provided with an output end, one side of the top of the base is provided with a switching execution mechanism, and the other side of the top of the base is provided with a storage battery; and the main control unit is arranged on the outer side of the top of the base and is used for receiving the power state signal and controlling the switching execution mechanism to switch the power supply. An advanced control algorithm and a switching execution mechanism are adopted, power supply switching can be completed in an extremely short time, uninterrupted power supply of a load is ensured, a storage battery serves as a temporary power support, and when a frequently-used power supply and a standby power supply both fail, power supply of the device can be maintained for a period of time, and continuous power supply of the load is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to power equipment technical field especially is related to a power supply switching device. BACKGROUND

[0002] In the power system, the power supply switching device is the key equipment to ensure the stability and continuity of power supply. The traditional power supply switching device often has problems such as complex structure, poor heat dissipation effect, slow switching speed, etc., which is difficult to meet the demand of modern power system for efficient, safe and reliable switching. Especially in places where uninterrupted power supply is required, such as data centers, hospitals, etc., these problems are particularly prominent. Therefore, there is an urgent need for a power supply switching device with simple structure, good heat dissipation effect and fast switching speed. SUMMARY

[0003] The utility model provides a kind of power supply switching device, to solve the problems such as complex structure, poor heat dissipation effect, slow switching speed in prior art. By optimizing device structure, improve the heat dissipation effect, and using advanced control algorithm realizes fast switching, to ensure the stability and continuity of power supply.

[0004] To achieve the above purpose, the utility model provides the following technical scheme: a kind of power supply switching device, comprising:

[0005] Upper shell, the upper shell top is provided with vent hole, and the vent hole bottom is provided with fan, the outside of the upper shell is provided with guard ring;

[0006] Base, the base is provided with main power input end and standby power input end, the back of the base is provided with output end, the top of the base one side is provided with switching execution mechanism, the top of the base other side is provided with battery;

[0007] Main control unit, setting in the top of the base outside, for receiving power state signal and control switching execution mechanism and carry out the switching of power supply;

[0008] Among them, the main control unit is electrically connected with battery, switching execution mechanism, main power input end and standby power input end.

[0009] Preferably, the main power input end is connected with external main power supply, and the standby power input end is connected with external power supply.

[0010] Summarized above, the present application includes the following beneficial technical effects:

[0011] 1. Improve switching speed: using advanced control algorithm and switching actuator, it can complete the switching of power supply in a very short time, ensure uninterrupted power supply of load, and the battery as temporary power support, when the normal power supply and standby power supply are both failure, it can maintain the power supply of the device for a period of time, ensure the continuous power supply of the load.

[0012] 2. Enhance the heat dissipation effect: through the ventilation hole on the upper shell and the fan to accelerate the air flow inside the device, effectively improve the heat dissipation effect, prolong the service life of the device.

[0013] 3. Simplify the structure: the device structure is simple and easy to install and maintain, reduce the operation and maintenance cost.

[0014] 4. Improve safety: with the guard ring and other protective measures, it can prevent external objects from entering the device and causing component damage or personnel injury accidents, improve the safety of the device. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 is the front view of the utility model;

[0016] Fig. 2 is the schematic diagram of the explosion structure of the utility model;

[0017] Fig. 3 is the schematic diagram of the top view structure of the utility model.

[0018] In the figure: 1, upper shell; 101, ventilation hole; 102, guard ring; 103, fan; 2, base; 201, main power input end; 202, standby power input end; 203, output end; 3, main control unit; 4, battery; 5, switching actuator. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings Figs. 1-3 , make further detailed description of the present application.

[0020] The upper shell 1 is made of strong and durable material, the top is provided with ventilation hole 101, and the ventilation hole 101 is provided with fan 103 at the bottom, which is used to accelerate the air flow inside the device and improve the heat dissipation effect. The setting of the guard ring 102 can prevent external objects from entering the device, ensure the safe operation of the device.

[0021] The base 2 is provided with a main power input end 201 and a backup power input end 202, which are connected with the main power and the backup power of the external device respectively. The back of the base 2 is provided with an output end 203 for connecting the load device. The switching execution mechanism 5 is arranged on one side of the top of the base 2, which is used for switching the load from the main power to the backup power when the main power fails. The storage battery 4 is arranged on the other side of the top of the base 2, which is used as temporary power support to ensure that the device can still maintain power supply for a period of time when both the main power and the backup power fail.

[0022] The main control unit 3 is arranged on the top of the base 2 and is electrically connected with the storage battery 4, the switching execution mechanism 5, the main power input end 201 and the backup power input end 202. The main control unit 3 adopts an advanced control algorithm, which can monitor the power state in real time and quickly judge whether the power needs to be switched. When the main power fails, the main control unit 3 will immediately control the switching execution mechanism 5 to switch, thereby ensuring uninterrupted power supply of the load.

[0023] The standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, and the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0024] Working principle: the power supply switching device of the utility model monitors the state of the main power and the backup power in real time through the main control unit 3. When the main power fails, the main control unit 3 will immediately receive the failure signal and control the switching execution mechanism 5 to switch the load from the main power to the backup power. At the same time, the fan 103 accelerates the air flow in the device to improve the heat dissipation effect and ensure that the device can still maintain stable performance under long-time operation. The storage battery 4 serves as temporary power support and can maintain power supply of the device for a period of time when both the main power and the backup power fail, thereby ensuring continuous power supply of the load.

[0025] The above describes the exemplary embodiments provided by the power supply switching device of the present disclosure with reference to the preferred embodiments, however, those skilled in the art can understand that various modifications and improvements can be made to the above specific embodiments without departing from the concept of the present disclosure, and various technical features and structures proposed by the present disclosure can be combined without exceeding the protection scope of the present disclosure, and the protection scope of the present disclosure is determined by the appended claims.

Claims

1. A power supply switching device, characterized in that, include: The upper housing (1) has a ventilation hole (101) at the top and a fan (103) at the bottom of the ventilation hole (101). A protective ring (102) is provided on the outside of the upper housing (1). The base (2) is provided with a main power input terminal (201) and a backup power input terminal (202). The back of the base (2) is provided with an output terminal (203). A switching actuator (5) is provided on one side of the top of the base (2). A storage battery (4) is provided on the other side of the top of the base (2). The main control unit (3) is located on the top outer side of the base (2) and is used to receive power status signals and control the switching actuator (5) to switch the power supply. The main control unit (3) is electrically connected to the battery (4), the switching actuator (5), the main power input terminal (201), and the backup power input terminal (202).

2. The power supply switching device according to claim 1, characterized in that: The main power input terminal (201) is connected to the main power supply of the peripheral device, and the backup power input terminal (202) is connected to the backup power supply of the peripheral device.

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