CN203337801U - A New Battery Conductivity Tester - Google Patents

Abstract

The utility model discloses a novel conductance tester used for a storage battery. The novel conductance tester used for the storage battery includes a conductance testing probe, a conductance testing host, a control panel and a power source. The conductance testing host is connected with the conductance testing probe, the control panel and the power source separately. The conductance testing host includes a conductance detector, a comparator, an analog-digital converter, a counter and a storage. The conductance testing probe is connected with the conductance detector and the counter. The conductance detector is connected with the comparator and the analog-digital converter successively. The control panel is connected with the analog-digital converter and the counter. The comparator is connected with the storage. The control panel is provided with a display and letter and number keyboard. The novel conductance tester used for the storage battery is simple and convenient in operation and can measures operation state parameters of the storage battery quickly and accurately with high measuring accuracy and high reliability.

Description

A New Battery Conductivity Tester

technical field

The utility model relates to a storage battery testing instrument, in particular to a novel storage battery conductance testing instrument.

Background technique

Batteries used as back-up power supply protection when the mains power is interrupted are widely used in various industries (such as the communication industry). It is the focus of the user's maintenance work.

The existing battery maintenance methods are full-capacity discharge test and conductance test, and the conductance test can know the state of the battery pack by testing the conductance of each battery in the battery pack. Compared with the full-capacity discharge test, the test speed is faster , the method is simple, the test is safe, the equipment is light, and it is easy to use. However, the existing battery conductance tester cannot detect the voltage and conductance of the battery on-line, the measurement process is heavy, the measurement accuracy is poor, and the measurement data cannot be accurately analyzed. Processing, therefore, is deficient in the prior art and needs improvement.

Utility model content

The main purpose of the utility model is to overcome the deficiencies of the prior art, and provide a new battery conductance tester which is easy to operate, can quickly and accurately measure battery operating state parameters, has high measurement accuracy and high reliability.

In order to achieve the above purpose, the utility model adopts the following technical solutions: a new battery conductance tester, including a conductance test probe, a conductance test host, a control panel, a power supply,

The conductance test host is respectively connected to the conductance test probe, the control panel and the power supply,

The conductivity test host includes a conductivity detector, a comparator, an analog-to-digital converter, a meter, and a memory,

The conductance test probe is connected with a conductance detector and a meter, the conductance detector is connected with a comparator and an analog-to-digital converter in turn, the control panel is connected with an analog-to-digital converter and a meter, and the comparator is connected with a memory connect;

The control panel is provided with a display, letter and number keyboards.

Preferably, the conductance detector includes a conductance signal acquisition module and a signal amplification module, the conductance signal acquisition module is connected to a conductance test probe, the conductance signal acquisition module is connected to a signal amplification module, and the signal amplification module is connected to a comparator connect.

Preferably, the power supply includes a charging management circuit, a lithium battery, a power supply management circuit, and a power switch button, the external power supply is connected to the lithium battery through the charging management circuit, the lithium battery is connected to the power supply management circuit, and the power supply management circuit is connected to the power supply management circuit respectively. Power switch button, conductivity test host connection.

Preferably, several conductance reference values are preset in the memory.

Preferably, the memory is provided with a TF/SD card interface.

Preferably, the control panel is also provided with a retest button, and if it is found that there is a misoperation during the test, the retest button can be pressed to quickly retest and automatically overwrite the original data.

Preferably, the conductance test probe is connected to the conductance test host using a test line.

Preferably, the control panel is arranged on a surface of the conductivity test host.

Preferably, a red indicator light is provided on the power supply, and the red indicator light is connected to the charge management circuit for displaying the state of the lithium battery. For example, when the battery power is about to run out, the red indicator light flashes quickly, low battery alarm, prompting charging; when charging, the red indicator light flashes slowly; when fully charged, the red indicator light is always on;

Preferably, the display is an LCD display.

Compared with the prior art, the beneficial effect of the utility model is that the structure of the utility model is simple, and the icon-based Chinese display menu, letters and numeric keyboards make the on-site detection operation more convenient;

The equipment is automatically calibrated before testing to improve test accuracy;

Through the online detection of battery voltage, conductance value and relative percentage capacity of the battery, the detected data is stored and processed, and displayed to accurately judge the good condition of the battery. Quickly retest and automatically cover the original data, easy to use, and has a good market value.

Description of drawings

Fig. 1 is a composition diagram of the utility model.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in detail.

As shown in Figure 1, the new battery conductivity tester is easy to operate, can quickly and accurately measure battery operating state parameters, and has high measurement accuracy and reliability. The new battery conductance tester includes a conductance test probe 2, a conductance test host 11, a control panel 6, a power supply 8,

The conductance test host 11 is respectively connected with the conductance test probe 2, the control panel 6, and the power supply 8,

The conductivity test host includes a conductivity detector 3, a comparator 4, an analog-to-digital converter 5, a meter 7, and a memory 9,

The conductance test probe is connected with a conductance detector and a meter, the conductance detector is connected with a comparator and an analog-to-digital converter in turn, the control panel is connected with an analog-to-digital converter and a meter, and the comparator is connected with a memory connect;

The control panel is provided with a display, a letter and a number keyboard; an icon-based Chinese display menu, a letter and a number keyboard make the on-site detection operation more convenient.

Preferably, the conductance detector includes a conductance signal acquisition module and a signal amplification module, the conductance signal acquisition module is connected to a conductance test probe, the conductance signal acquisition module is connected to a signal amplification module, and the signal amplification module is connected to a comparator connect.

Preferably, the power supply includes a charging management circuit, a lithium battery, a power supply management circuit, and a power switch button, the external power supply is connected to the lithium battery through the charging management circuit, the lithium battery is connected to the power supply management circuit, and the power supply management circuit is connected to the power supply management circuit respectively. Power switch button, conductivity test host connection.

Preferably, several conductance reference values are preset in the memory; for example, more than 250 reference conductance reference values are pre-stored, and the reference value can be automatically set.

Preferably, the memory is provided with a TF/SD card interface.

Preferably, the control panel is also provided with a retest button, and if it is found that there is a misoperation during the test, the retest button can be pressed to quickly retest and automatically overwrite the original data.

Preferably, the conductance test probe is connected to the conductance test host using a test line. Preferably, the conductivity test probe adopts clamps or probes, and is equipped with other auxiliary test accessories.

Preferably, the control panel is arranged on a surface of the conductivity test host.

Preferably, a red indicator light is provided on the power supply, and the red indicator light is connected to the charge management circuit for displaying the state of the lithium battery. For example, when the battery power is about to run out, the red indicator light flashes quickly, low battery alarm, prompting charging; when charging, the red indicator light flashes slowly; when fully charged, the red indicator light is always on;

Preferably, the display is an LCD display.

The utility model automatically calibrates before the test to improve the accuracy of the test; when in use, the conductance test probe is connected to the battery 1, and the conductance signal collected by the conductance test probe is collected by the conductance signal acquisition module, which is amplified by the signal amplification module. After that, it is sent to the comparator, and then compared with the conductance reference value in the memory in the comparator, and a comparative analog signal is generated, which is sent to the analog-to-digital converter to convert the analog signal into a digital signal, and then transmitted to the control panel The display shows that at the same time, the voltage and the relative percentage capacity of the battery can be displayed on the display.

The utility model realizes the on-line test without disengaging the test storage battery from the system, thereby ensuring the safety of the system;

The test speed is fast, the test of each battery cell takes less than ten seconds, and the whole set of tests can be completed within a few minutes to test the health status of the single cell and the entire set of batteries; it can simultaneously display the voltage, conductance value and relative percentage capacity of the battery;

Icon-based Chinese display menu, alphabetic and numeric keyboards make on-site testing operations more convenient; automatic calibration of instruments before testing improves test accuracy; rich testing tools: clamp or probe testing, and other auxiliary testing accessories ;

If you find misuse during the test, you can press the retest button to quickly retest and automatically overwrite the original data; there are more than 250 reference conductance reference values pre-stored in the device, and the reference value can be automatically set; use a large-capacity rechargeable battery, Meet the requirements of the continuity test.

The utility model has a simple structure, and the icon-based Chinese display menu, letters and numeric keyboards make the on-site detection operation more convenient:

The equipment is automatically calibrated before testing to improve test accuracy;

Through the online detection of battery voltage, conductance value and relative percentage capacity of the battery, the detected data is stored and processed, and displayed to accurately judge the good condition of the battery. Quickly retest and automatically cover the original data, easy to use, and has a good market value.

Obviously, those skilled in the art can make various changes and modifications to the utility model without departing from the spirit and scope of the utility model. In this way, if these modifications and variations to the present utility model fall within the scope of the claims of the utility model and equivalent technologies thereof, the utility model is also intended to include these modifications and variations.

Claims (8)

1. A novel storage battery conductivity tester is characterized in that it comprises a conductivity test probe, a conductivity test host, a control panel, a power supply, The conductance test host is respectively connected to the conductance test probe, the control panel and the power supply, The conductivity test host includes a conductivity detector, a comparator, an analog-to-digital converter, a meter, and a memory, The conductance test probe is connected with a conductance detector and a meter, the conductance detector is connected with a comparator and an analog-to-digital converter in turn, the control panel is connected with an analog-to-digital converter and a meter, and the comparator is connected with a memory connect; The control panel is provided with a display, letter and number keyboards. 2. The new storage battery conductance tester according to claim 1, wherein the conductance detector comprises a conductance signal acquisition module and a signal amplification module, the conductance signal acquisition module is connected with a conductance test probe, and the conductance signal The acquisition module is connected with the signal amplification module, and the signal amplification module is connected with the comparator. 3. The novel accumulator conductance tester according to claim 1, wherein the power supply comprises a charging management circuit, a lithium battery, a power supply management circuit, and a power switch button, and the external power supply is connected to the lithium battery through the charging management circuit, so The lithium battery is connected to a power supply management circuit, and the power supply management circuit is respectively connected to a power switch button and a conductivity test host. 4. The new storage battery conductance tester according to claim 1, characterized in that several conductance reference values are preset in the memory. 5. The novel storage battery conductivity tester according to claim 1, wherein the memory is provided with a TF/SD card interface. 6. The novel storage battery conductivity tester according to claim 1, wherein a retest key is also provided on the control panel. 7. The new storage battery conductance tester according to claim 1, characterized in that the conductance test probe is connected to the conductance test host by a test line. 8. The new storage battery conductivity tester according to claim 1, wherein the control panel is arranged on a surface of the conductivity test host.

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