CN201749176U - A portable battery energy consumption detection device - Google Patents

Abstract

The utility model relates to a portable battery power consumption detecting device. The detecting device comprises a portable control cabinet body; a main power control switch, a power interface, connection terminals and a load interface are arranged on the portable control cabinet body; the connection terminals are used for connecting conductors in the portable control cabinet body with one another; and the load interface is connected with a charging device. The detecting device further comprises a reserved current/voltage monitoring device, and an interface connected with an alternating current ammeter or an alternating current voltmeter is formed on the reserved current/voltage monitoring device. As the portable control cabinet body is adopted, the electric power consumed by charging power batteries can be directly read out from wattmeters arranged according to the power batteries of different capacities and different types.

Description

A portable battery energy consumption detection device

technical field

The utility model relates to a portable battery energy consumption detection device, in particular to a portable power lithium ion battery energy consumption detection device.

Background technique

Lithium-ion batteries are widely used in products such as notebook computers, video cameras, digital cameras, mobile phones, and power tools. Especially in today's rapidly developing society, traditional energy sources such as oil, coal, and natural gas are decreasing as people increasingly exploit them. A new generation of batteries—lithium-ion batteries, fuel cells, and other clean, environmentally friendly, and efficient energy conversion and energy storage systems It has become an effective method to solve the environmental and energy problems faced by modern civilization, and is favored by people.

Lithium-ion batteries need to be charged and discharged repeatedly during use. Although the power consumed by the lithium-ion battery itself is not the main indicator to evaluate the quality of the battery itself, but for the increasingly tense international situation of energy and the industrialization and popularization of lithium-ion batteries, the pursuit of low energy consumption and low-cost use It is a constant requirement.

Utility model content

The utility model designs a portable battery energy consumption detection device, which solves the following technical problems:

(1) The existing lithium-ion battery energy consumption detection equipment cannot accurately measure the energy consumption required for charging a single lithium-ion battery and a combined battery pack, and directly uses the concept of watt-hours for reading;

(2) Existing lithium-ion battery energy consumption testing equipment cannot feed back test data to battery production and R&D institutions as reference data for battery performance improvement.

(3) The existing lithium-ion battery energy consumption detection equipment cannot improve the detection accuracy and stability.

In order to solve the above-mentioned technical problems, the utility model adopts the following scheme:

A portable battery energy consumption detection device, comprising a portable control cabinet, on which a main power control switch, a power supply interface, a terminal for interconnecting internal wires of the portable control cabinet and a load interface are arranged. The load interface is connected to the charging device, and a reserved current and voltage monitoring meter is provided, and an interface connected to an AC ammeter or an AC voltmeter is set on the reserved current and voltage monitoring meter.

Further, the number of the load interfaces is plural.

Further, a time controller capable of storing a value for controlling charging time is also provided on the portable control cabinet.

Further, a watt-hour meter recording the power consumption of the load is also set on the portable control cabinet.

The portable battery energy consumption detection device has the following beneficial effects:

(1) Since the utility model adopts a portable cabinet structure, the power meter can be configured according to different capacities and different types of power batteries to directly read the electric energy consumed by charging the power battery.

(2) The utility model can monitor AC and DC voltages and currents, and cooperate with the development and design part to provide test data as an effective tool for power battery development and quality improvement.

Description of drawings

Figure 1: Structural schematic diagram of the utility model portable battery energy consumption detection equipment.

Explanation of reference signs:

1-portable control cabinet; 2-main power control switch; 3-time controller; 4-watt-hour meter; 5-reserved current and voltage monitoring meter; 6-terminal; 7-load interface; 8-power interface.

Detailed ways

Below in conjunction with Fig. 1, the utility model is described further:

A portable battery energy consumption detection device, comprising a portable control cabinet 1, a main power control switch 2 is arranged on the portable control cabinet 1, a power supply interface 8, and a terminal for connecting the internal wires of the portable control cabinet 1 to each other 6 and a load interface 7, the load interface 7 is connected to the charging device, and also includes a reserved current and voltage monitoring meter 5, and the reserved current and voltage monitoring meter 5 is provided with an interface connected to an AC ammeter or an AC voltmeter.

There are multiple load interfaces 7 for use by different charging devices.

The portable control cabinet 1 is also provided with a time controller 3 which can store a value for controlling the charging time and a watt-hour meter 4 for recording the power consumption of the load.

The working principle is as follows: after the battery (battery pack) charger is connected to the battery (battery pack) during detection, connect the power cord of the charger to the portable battery energy consumption detection device, turn on the power switch and then charge the battery (battery pack) Perform charging and testing.

After charging starts, the watt-hour meter 4 collects the current signal of the connected load and converts it into a digital reading of the watt-hour meter, and the user can directly read out the electric energy consumed during the charging process. According to different detection requirements, a time controller 3 can be installed in the portable control cabinet 1 for single-stage and multi-terminal time control. At the same time, reserve the current and voltage monitoring table 5. The reserved interface can be installed with an AC ammeter or an AC voltmeter to monitor the working status of the charger. It can also monitor the DC charging voltage, current and other signals of single cells and battery packs.

The portable battery energy consumption detection device can be equipped with short-circuit protection and overload protection of different capacities according to the charging requirements of batteries of different capacities. Effectively guarantee the installation and operation of equipment.

The total weight of the portable battery energy consumption detection equipment does not exceed 10 kg, and it is easy to carry. It accurately measures the power consumption of the load and reserves interfaces to realize the expansion of various monitoring functions. It is a powerful auxiliary equipment for the development and production of the battery industry.

The utility model has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the realization of the utility model is not limited by the above-mentioned method, as long as various improvements of the method concept and technical solutions of the utility model are adopted, or the utility model is not improved. Directly applying the conception and technical solutions of the utility model to other occasions is within the protection scope of the utility model.

Claims (4)

1. A portable battery energy consumption detection device, comprising a portable control cabinet (1), a main power control switch (2) is set on the portable control cabinet (1), a power supply interface (8), for portable control The wiring terminal (6) and the load interface (7) with which the internal wires of the cabinet (1) are connected to each other, and the load interface (7) is connected to the charging device, is characterized in that it also includes a reserved current and voltage monitoring meter (5) , the reserved current and voltage monitoring table (5) is provided with an interface connected with an AC ammeter or an AC voltmeter. 2. The portable battery energy consumption detection device according to claim 1, characterized in that: the number of the load interfaces (7) is plural. 3. The portable battery energy consumption detection device according to claim 1 or 2, characterized in that: a time controller (3) that can store a value for controlling charging time is also provided on the portable control cabinet (1). 4. The portable battery energy consumption detection device according to claim 3, characterized in that: a watt-hour meter (4) for recording the power consumption of the load is further arranged on the portable control cabinet (1).

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