CN216670217U

CN216670217U - Wireless collection box for storage battery voltage

Info

Publication number: CN216670217U
Application number: CN202123043389.2U
Authority: CN
Inventors: 陈妮
Original assignee: Hubei Electric Nursery Power Automation Co ltd
Current assignee: Hubei Electric Nursery Power Automation Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-06-03
Anticipated expiration: 2031-12-06

Abstract

The application discloses wireless collection box of battery voltage relates to battery parameter monitoring technical field, including plastic casing, circuit board, connecting harness, test clamp and battery, the circuit board is connected with plastic casing through 4 automatic screws, the pencil welding of connecting is to the circuit board on, the test clamp with connecting harness end welding, the battery is provided with 6 festivals, test clamp V + and test clamp V-are connected and provide working power supply with battery 1+, battery 6-respectively with battery 1, battery 6 are connected one by one positive and negative and are established ties. This application the collection box is according to the general multiple characteristics that are 6 of the festival number of the group battery that present market used, designs for a voltage acquisition box monitoring 6 festivals battery, uses the technique of switching sampling and difference collection to realize that battery voltage sampling can guarantee the precision and again reduce cost, and transmission mode has adopted newest LORA wireless transmission module, provides data transmission stability.

Description

Wireless collection box for voltage of storage battery

Technical Field

The application relates to the technical field of storage battery parameter monitoring, in particular to a storage battery voltage wireless acquisition box.

Background

The voltage acquisition of the storage battery which is practical in the market at present is divided into single-section acquisition and multi-section acquisition in terms of voltage acquisition modes, wherein the single-section acquisition has high cost but good precision, and the multi-section acquisition has low cost but poor precision; the transmission mode is divided into wired transmission and wireless transmission, the wired transmission is good in stability but inconvenient to use, and the wireless transmission is poor in stability but convenient to use.

SUMMERY OF THE UTILITY MODEL

In order to improve the problems mentioned above, the utility model provides a wireless battery voltage acquisition box.

The utility model provides a wireless storage battery voltage acquisition box, which adopts the following technical scheme: the utility model provides a wireless collection box of battery voltage, includes plastic casing, circuit board, connecting harness, test clamp and battery, the circuit board is connected with plastic casing through 4 automatic screws, and the connecting harness welds on the circuit board, the test clamp welds with the connecting harness end, the battery is provided with 6 festivals, and test clamp V + and test clamp V-are connected and provide working power supply with battery 1+, battery 6-respectively, and battery 1 to battery 6 are positive negative connection series connection one by one.

Based on the technical characteristics: this collection box is according to the general multiple characteristics that is 6 of the festival number of the group battery that present market used, designs into a voltage acquisition box monitoring 6 festivals battery, uses the technique of switching sampling and difference collection to realize that battery voltage sampling can guarantee the precision and again reduce cost, and the transmission mode has adopted newest LORA wireless transmission module, provides data transmission stability.

As a preferred scheme of the wireless battery voltage collection box of the utility model, wherein: the test clip B1 is connected with the battery 1+, and the test clip B2 is connected with the battery 2 +.

Based on the technical characteristics: the test clips B1 and B2 are used for collecting the voltage of the battery 1, and the test clips B2 and B3 are used for collecting the voltage of the battery 2.

As a preferred scheme of the wireless battery voltage collection box of the utility model, wherein: the test clip B3 is connected with the battery 3+, and the test clip B4 is connected with the battery 4 +.

Based on the technical characteristics: the test clips B3 and B4 are used for collecting the voltage of the battery 3, and the test clips B4 and B5 are used for collecting the voltage of the battery 4.

As a preferred scheme of the wireless battery voltage collection box of the utility model, wherein: the test clip B5 is connected with the battery 5+, the test clip B6 is connected with the battery 6+, and the test clip B7 is connected with the battery 6-.

Based on the technical characteristics: the test clips B5 and B6 are used for collecting the voltage of the battery 5, and the test clips B6 and B7 are used for collecting the voltage of the battery 6.

As a preferred scheme of the wireless battery voltage collection box of the utility model, wherein: the circuit board includes connector, opto-coupler switching circuit, signal conditioning circuit, ADC sampling circuit, singlechip, wireless acquisition circuit and power module, the connector passes through the test clamp and is connected with battery 1 to 6, opto-coupler switching circuit switches the voltage of gathering battery 1 to battery 6.

Based on the technical characteristics: the single chip microcomputer is used for sending acquired digital signals to the wireless acquisition circuit in a serial port communication mode, and the wireless acquisition circuit sends data to the outside in a wireless mode.

As a preferred scheme of the wireless battery voltage collection box of the utility model, wherein: the power supply module consists of 3 direct current power supply modules, and the series voltage from the battery 1 to the battery 6 provides 8-120V power supply direct current power supply.

Based on the technical characteristics: the power supply 1 converts input 8-120V into 5V voltage, the power supply 2 converts the 5V voltage into 5V voltage in an isolation mode and supplies the 5V voltage to the wireless acquisition circuit and the power supply 3 respectively, and the power supply 3 converts the 5V voltage into 3.3V voltage to supply power to the single chip microcomputer.

In summary, the utility model includes at least one of the following advantages:

1.6 the batteries share 1 acquisition box, so that the equipment cost is reduced, and the acquisition precision is improved;

2. and the LORA wireless communication technology is adopted, so that the stability and the transmission distance of wireless acquisition of the battery voltage are improved.

Drawings

FIG. 1 is an acquisition schematic of the present invention;

FIG. 2 is a schematic diagram of the operation of the circuit board assembly of the present invention;

fig. 3 is a schematic diagram of the online operation of the system of the present invention.

Description of the reference numerals:

1. a plastic housing; 2. a circuit board; 101. an optocoupler switching circuit; 102. a signal conditioning circuit; 103. an ADC sampling circuit; 104. a single chip microcomputer; 105. a wireless acquisition circuit; 106. a power supply module; 107. a connector; 3. connecting a wire harness; 4. a test clip; 5. a battery.

Detailed Description

The present invention is described in further detail below with reference to figures 1-3.

Referring to fig. 1, the wireless battery voltage collection box provided by the utility model comprises a plastic shell 1, a circuit board 2, a connecting wire harness 3, a test clip 4 and a battery 5, wherein the circuit board 2 is connected with the plastic shell 1 through 4 automatic screws, the connecting wire harness 3 is welded on the circuit board 2, the test clip 4 is welded with the tail end of the connecting wire harness 3, the battery 5 is provided with 6 sections, and the test clip V + and the test clip V-are respectively connected with the battery 1+ and the battery 6-and provide a working power supply for the circuit board 2.

The battery 1 is established ties to positive and negative connection one by one to battery 6, and this collection box designs into a voltage acquisition box monitoring 6 section batteries according to the general multiple characteristics that are 6 of the festival number of the group battery that present market used, uses the technique of switching sampling and differential collection to realize that battery voltage sampling can guarantee the precision and again reduce cost, and the transmission mode has adopted newest LORA wireless transmission module, provides data transmission stability.

Test clip B1 is connected with battery 1+, test clip B2 is connected with battery 2+, test clip B1 is connected with test clip B2 for acquiring the voltage of battery 1, test clip B2 is connected with test clip B3 for acquiring the voltage of battery 2, test clip B3 is connected with battery 3+, test clip B4 is connected with battery 4+, test clip B3 is connected with test clip B4 for acquiring the voltage of battery 3, test clip B4 is connected with test clip B5 for acquiring the voltage of battery 4, test clip B5 is connected with battery 5+, test clip B6 is connected with battery 6+, test clip B7 is connected with battery 6-, test clip B5 is connected with test clip B6 for acquiring the voltage of battery 5, and test clip B6 is connected with test clip B7 for acquiring the voltage of battery 6.

Referring to fig. 2, the circuit board 2 includes a connector 107, an optocoupler switching circuit 101, a signal conditioning circuit 102, an ADC sampling circuit 103, a single chip microcomputer 104, a wireless acquisition circuit 105, and a power module 106, the connector 107 is connected to the batteries 1 to 6 through the test clip 4, the optocoupler switching circuit 101 switches and acquires voltages from the batteries 1 to 6, the single chip microcomputer 104 is configured to transmit acquired digital signals to the wireless acquisition circuit 105 in a serial port communication manner, and the wireless acquisition circuit 105 transmits data to the outside in a wireless manner.

Referring to fig. 3, the power module 106 is composed of 3 dc power modules, and the serial voltage from the battery 1 to the battery 6 provides 8-120V power supply dc power, the power 1 converts the input 8-120V into 5V voltage, the power 2 converts the 5V voltage into 5V voltage in isolation, and supplies the voltage to the wireless acquisition circuit 105 and the power 3, and the power 3 converts the 5V voltage into 3.3V voltage to supply power to the single chip 104.

The working principle is as follows: when the voltage of the battery 1 needs to be collected, the optical coupler 1 and the optical coupler 2 are closed, the anode and the cathode of the battery 1 are in input connection with a differential collector, after the voltage is processed by the signal conditioning circuit 102, the voltage analog signal is converted into a digital signal by the ADC sampling circuit 103, the digital signal is transmitted to the single chip microcomputer 104 by the ADC sampling circuit in an IIC communication mode, the acquired digital signal is transmitted to the wireless acquisition circuit 105 by the single chip microcomputer 104 in a serial port communication mode, the wireless acquisition circuit 105 transmits the data to the outside in a wireless mode, and the wireless terminal receives the wireless data and decodes the wireless data into a battery voltage value.

The above are all preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a wireless collection box of battery voltage, includes plastic casing (1), circuit board (2), connecting wire harness (3), test clip (4) and battery (5), its characterized in that: the circuit board (2) is connected with the plastic shell (1) through 4 automatic screws, the connected wiring harness (3) is welded on the circuit board (2), the test clamp (4) is welded with the tail end of the connected wiring harness (3), the battery (5) is provided with 6 sections, the test clamp V + and the test clamp V-are respectively connected with the battery 1+ and the battery 6-and provide a working power supply for the circuit board (2), and the battery 1 to the battery 6 are connected in series in a positive-negative mode one by one.

2. The wireless battery voltage collection box of claim 1, wherein: the test clip B1 is connected with the battery 1+, and the test clip B2 is connected with the battery 2 +.

3. The wireless battery voltage collection box of claim 1, wherein: the test clip B3 is connected with the battery 3+, and the test clip B4 is connected with the battery 4 +.

4. The wireless battery voltage collection box of claim 1, wherein: the test clip B5 is connected with the battery 5+, the test clip B6 is connected with the battery 6+, and the test clip B7 is connected with the battery 6-.

5. The wireless battery voltage collection box of claim 1, wherein: circuit board (2) are including connector (107), opto-coupler switching circuit (101), signal conditioning circuit (102), ADC sampling circuit (103), singlechip (104), wireless acquisition circuit (105) and power module (106), connector (107) are connected with battery 1 to 6 through test clamp (4), opto-coupler switching circuit (101) switch the voltage of gathering battery 1 to battery 6.

6. The wireless battery voltage collection box according to claim 5, wherein: the power supply module (106) is composed of 3 direct current power supply modules, and the series voltage from the battery 1 to the battery 6 provides 8-120V power supply direct current power supply.