Current circulation test system for connecting female joint

Abstract

The invention discloses a connection female head current circulation test system, which comprises a test box, a power supply module, a first temperature detection element, a temperature acquisition module, a voltage acquisition module, a shunt and a control host, and is characterized in that the control host can control the operation of the power supply module, the temperature acquisition module, the voltage acquisition module and the shunt; temperature data acquired by the temperature acquisition module, voltage data acquired by the voltage acquisition module and current data acquired by the shunt are acquired, all the data are summarized, and a data file is automatically generated. The device is reasonable in structural design, can carry out a long-time continuous current cycle test on the female connector, can automatically record test data and generate corresponding data files, saves time and labor, and greatly improves the test efficiency.

Description

Technical Field

[0001] The present invention relates to the technical field of connector testing equipment, and more specifically, to a current circulation testing system for a female connector. Background Art

[0002] At present, copper busbar connectors or cables on the market are generally equipped with female connectors, which can be connected to the male connectors of batteries, cables or other products. Among them, when the female connectors with extremely high current and extremely low resistance are subjected to current cycling (such as 3000 cycles or more), manual testing is generally adopted. However, the testing time is required to be continuous for 3-6 months, and a lot of data needs to be recorded for each cycle. Manual operation is time-consuming and labor-intensive, and the testing efficiency is low. Therefore, there is an urgent need for a test system that can realize automatic testing and automatic data recording. Summary of the invention

[0003] The purpose of the present invention is to overcome the above-mentioned defects in the prior art and provide a connector current cycle test system that can perform long-term continuous current cycle testing on a connector, automatically record test data and generate corresponding data files, save time and labor, and greatly improve test efficiency.

[0004] To achieve the above object, the present invention provides a female connector current cycle test system, comprising:

[0005] The test box is used to place a copper busbar module, wherein the copper busbar module includes at least two connecting copper buses, and two adjacent connecting copper buses are connected in series through a connecting female connector and a connecting male connector;

[0006] A power module, used for supplying power, the power module is electrically connected to one end of the copper busbar module, the host and the shunt respectively;

[0007] A first temperature detection element, used to measure the temperature of each female connector, wherein the first temperature detection element is mounted on each female connector respectively;

[0008] A temperature acquisition module, used to acquire temperature data measured in real time by each first temperature detection element, wherein the temperature acquisition module is electrically connected to each first temperature detection element respectively;

[0009] A voltage acquisition module, used to measure the voltage flowing through each female connector, wherein the voltage acquisition module is electrically connected to each copper busbar;

[0010] A shunt is used to measure the current flowing through each female connector, calculate the circuit current, distribute the current and provide the circuit load, and the shunt is electrically connected to the power module, the voltage acquisition module and the other end of the connection copper busbar module respectively;

[0011] The control host is used to control the operation of the power module, temperature acquisition module, voltage acquisition module and shunt, and obtain the temperature data collected by the temperature acquisition module, the voltage data collected by the voltage acquisition module and the current data collected by the shunt, and summarize all the data to automatically generate a data file.

[0012] Preferably, the copper busbar module is provided with five connecting copper busbars, one end of the first connecting copper busbar extends out of the test box, the other end of the first connecting copper busbar is connected to the connecting male head at one end of the second connecting copper busbar through a connecting female head, the other end of the second connecting copper busbar is connected to the connecting male head at one end of the third connecting copper busbar through a connecting female head, the other end of the third connecting copper busbar is connected to the connecting male head at one end of the fourth connecting copper busbar through a connecting female head, the other end of the fourth connecting copper busbar is connected to the connecting male head at one end of the fifth connecting copper busbar through a connecting female head, and the other end of the fifth connecting copper busbar extends out of the test box.

[0013] Preferably, the power supply module is configured as a DC power supply with an upper current limit of 1000A and a voltage of 5V.

[0014] Preferably, the system further comprises:

[0015] A first heat dissipation device, used to cool the test box, wherein the heat dissipation device is placed outside and / or inside the test box;

[0016] A second temperature detection element, used to detect the internal temperature of the test box, the second temperature detection element is installed inside the test box, and the second temperature detection element is electrically connected to the temperature acquisition module;

[0017] The relay module is used to control the operation of the first heat dissipation device, and the relay module is electrically connected to the first heat dissipation device and the control host respectively.

[0018] Preferably, the first heat dissipation device is configured as a fan.

[0019] Preferably, the first temperature detection element and the second temperature detection element are respectively configured as thermocouples.

[0020] Preferably, the system further comprises:

[0021] The second heat dissipation device is used to cool the power module, and the second heat dissipation device is electrically connected to the relay module.

[0022] Preferably, the second heat dissipation device is configured as a mobile air conditioner.

[0023] Preferably, the temperature acquisition module, voltage acquisition module and relay module are electrically connected to the control host through their respective USB / 485 serial ports.

[0024] Preferably, the temperature acquisition module, the voltage acquisition module and the relay module are electrically connected to the adapter respectively.

[0025] Preferably, the control host is electrically connected to the display screen, keyboard and mouse.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] The structural design of the present invention is reasonable, and is equipped with a test box, a power module, a first temperature detection element, a temperature acquisition module, a voltage acquisition module, a shunt and a control host. It can perform long-term continuous current cycle tests (such as 3000 cycles or more) on the female connector installed in the copper busbar module, and can automatically record test data and generate corresponding data files, saving time and labor and greatly improving test efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0029] Figure 1 It is a structural schematic diagram of a current cycle test system for a female connector provided by an embodiment of the present invention;

[0030] Figure 2 It is a structural schematic diagram of a test box and a copper busbar module provided in an embodiment of the present invention;

[0031] Figure 3 It is a structural schematic diagram of a copper busbar module provided by an embodiment of the present invention;

[0032] Figure 4 It is a schematic diagram of a female connector and a male connector provided by an embodiment of the present invention when they are plugged into each other. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0034] Please refer to Figure 1An embodiment of the present invention provides a current circulation test system for a female connector, including a test box 1, a power module 2, a first temperature detection element 3, a temperature acquisition module 4, a voltage acquisition module 5, a shunt 6 and a control host 7. The components of this embodiment are described in detail below in conjunction with the accompanying drawings.

[0035] like Figure 2 As shown, the test box 1 can be used to place the copper bus module 10 , and the two sides of the test box 1 can be provided with notches for the two ends of the copper bus module 10 to extend to the outside.

[0036] The copper busbar module 10 may include at least two connecting copper busbars, and two adjacent connecting copper busbars are connected in series via a connecting female connector 102 and a connecting male connector 103 .

[0037] In this embodiment, preferably, Figure 3 and Figure 4 As shown, the copper busbar module 10 is provided with five connecting copper busbars, one end of the first connecting copper busbar 101a extends out of the test box 1, the other end of the first connecting copper busbar 101a is connected to the connecting male head 103 at one end of the second connecting copper busbar 101b through the connecting female head 102, the other end of the second connecting copper busbar 101b is connected to the connecting male head 103 at one end of the third connecting copper busbar 101c through the connecting female head 102, the other end of the third connecting copper busbar 101c is connected to the connecting male head 103 at one end of the fourth connecting copper busbar 101d through the connecting female head 102, the other end of the fourth connecting copper busbar 101d is connected to the connecting male head 103 at one end of the fifth connecting copper busbar 101e through the connecting female head 102, and the other end of the fifth connecting copper busbar 101e extends out of the test box 1.

[0038] It should be noted that the number of connecting copper bars can be increased or decreased arbitrarily and is not limited to this embodiment.

[0039] The power module 2 is used to supply power to the entire test system. The power module 2 is electrically connected to one end of the copper bus 101 module 10, the host and the shunt. In this embodiment, preferably, the power module 2 can be set to a DC power supply with an upper limit current of 1000A and a voltage of 5V. Of course, according to actual needs, power supplies of other parameter models can also be used, which is not limited to this embodiment.

[0040] The first temperature detection element 3 is used to measure the temperature of each female connector 102. The first temperature detection element 3 can be preferably configured as a thermocouple or other temperature sensor. The first temperature detection element 3 is respectively installed on each female connector 102 (see Figure 3 and Figure 4 ).

[0041] The temperature acquisition module 4 is used to acquire the temperature data measured in real time by each first temperature detection element 3 , and the temperature acquisition module 4 is electrically connected to each first temperature detection element 3 .

[0042] The voltage acquisition module 5 is used to measure the voltage flowing through each female connector 102 , and the voltage acquisition module 5 is electrically connected to each copper connection bus 101 .

[0043] The shunt 6 is used to measure the current flowing through each female connector 102, calculate the circuit current, distribute the current and provide the circuit load. The shunt 6 is electrically connected to the power module 2, the voltage acquisition module 5 and the other end of the connecting copper bus 101 module 10 respectively.

[0044] The control host 7 can be set as an industrial host, which is used to control the operation of the power module 2, the temperature acquisition module 4, the voltage acquisition module 5 and the shunt 6, and to obtain the temperature data collected by the temperature acquisition module 4, the voltage data collected by the voltage acquisition module 5 and the current data collected by the shunt 6, and summarize all the data to automatically generate a data file.

[0045] During operation, the control host 7 may be installed with a DAC data acquisition and recording system, and the control host 7 may also be electrically connected to a display screen, a keyboard and a mouse respectively.

[0046] As a preferred embodiment, Figure 1 As shown, the system may further include a first heat dissipation device 8 , a relay module 9 and a second temperature detection element 12 .

[0047] The first heat dissipation device 8 is used to cool the test box 1, and the first heat dissipation device 8 can be placed outside and / or inside the test box 1. In specific implementation, the first heat dissipation device 8 can be preferably set as a fan. Of course, according to actual needs, in other embodiments, other heat dissipation devices can also be used.

[0048] The second temperature detection element 12 is used to detect the internal temperature of the test box 1. The second temperature detection element 12 is installed inside the test box 1 and is electrically connected to the temperature acquisition module 4. The second temperature detection element 12 can preferably be set as a thermocouple or other temperature sensor.

[0049] The relay module 9 is used to control the operation of the first heat dissipation device 8 , and the relay module 9 is electrically connected to the first heat dissipation device 8 and the control host 7 , respectively.

[0050] When the second temperature detection element 12 detects that the internal temperature of the test box 1 rises to a specified temperature, the relay module 9 may start the first heat dissipation device 8 .

[0051] When connecting, Figure 1As shown, the temperature acquisition module 4, the voltage acquisition module 5 and the relay module 9 can be electrically connected to the adapter 13. The temperature acquisition module 4, the voltage acquisition module 5 and the relay module 9 can be electrically connected to the control host 7 through their respective USB / 485 serial ports 11.

[0052] In addition, if Figure 1 As shown, the system may also be provided with a second heat dissipation device 14, which is used to cool the power module 2, and the second heat dissipation device 14 is electrically connected to the relay module 9. In this embodiment, preferably, the second heat dissipation device 14 may be configured as a mobile air conditioner. Of course, in other embodiments, a fan or other heat sink may also be used.

[0053] In summary, the structural design of the present invention is reasonable, and can perform long-term continuous current cycle testing on the female connector installed on the copper busbar module. It can automatically record test data and generate corresponding data files, saving time and effort and greatly improving test efficiency.

[0054] The above embodiments are preferred implementation modes of the present invention, but the implementation modes of the present invention are not limited to the above embodiments. Any other changes, modifications, substitutions, combinations, and simplifications that do not deviate from the spirit and principles of the present invention should be equivalent replacement methods and are included in the protection scope of the present invention.

Claims

1. A current cycle test system for a female connector, characterized in that: include: The test box is used to place a copper busbar module, wherein the copper busbar module includes at least two connecting copper buses, and two adjacent connecting copper buses are connected in series through a connecting female connector and a connecting male connector; A power module, used for supplying power, the power module is electrically connected to one end of the copper busbar module, the host and the shunt respectively; A first temperature detection element, used to measure the temperature of each female connector, wherein the first temperature detection element is mounted on each female connector respectively; A temperature acquisition module, used to acquire temperature data measured in real time by each first temperature detection element, wherein the temperature acquisition module is electrically connected to each first temperature detection element respectively; A voltage acquisition module, used to measure the voltage flowing through each female connector, wherein the voltage acquisition module is electrically connected to each copper busbar; A shunt is used to measure the current flowing through each female connector, calculate the circuit current, distribute the current and provide circuit load, and the shunt is electrically connected to the power module, the voltage acquisition module and the other end of the connection copper busbar module respectively; The control host is used to control the operation of the power module, temperature acquisition module, voltage acquisition module and shunt, and obtain the temperature data collected by the temperature acquisition module, the voltage data collected by the voltage acquisition module and the current data collected by the shunt, and summarize all the data to automatically generate a data file.

2. The female connector current cycle test system according to claim 1, characterized in that: The copper busbar module is provided with five connecting copper busbars, one end of the first connecting copper busbar extends out of the test box, the other end of the first connecting copper busbar is connected to the connecting male head at one end of the second connecting copper busbar through a connecting female head, the other end of the second connecting copper busbar is connected to the connecting male head at one end of the third connecting copper busbar through a connecting female head, the other end of the third connecting copper busbar is connected to the connecting male head at one end of the fourth connecting copper busbar through a connecting female head, the other end of the fourth connecting copper busbar is connected to the connecting male head at one end of the fifth connecting copper busbar through a connecting female head, and the other end of the fifth connecting copper busbar extends out of the test box.

3. The female connector current cycle test system according to claim 1, characterized in that: The power supply module is configured as a DC power supply with an upper current limit of 1000A and a voltage of 5V.

4. The female connector current cycle test system according to claim 1, characterized in that: The system also includes: A first heat dissipation device, used to cool the test box, wherein the heat dissipation device is placed outside and / or inside the test box; A second temperature detection element, used to detect the internal temperature of the test box, the second temperature detection element is installed inside the test box, and the second temperature detection element is electrically connected to the temperature acquisition module; The relay module is used to control the operation of the first heat dissipation device, and the relay module is electrically connected to the first heat dissipation device and the control host respectively.

5. The female connector current cycle test system according to claim 4, characterized in that: The first heat dissipation device is configured as a fan.

6. The female connector current cycle test system according to claim 4, characterized in that: The first temperature detection element and the second temperature detection element are respectively configured as thermocouples.

7. The female connector current cycle test system according to claim 4, characterized in that: The system also includes: The second heat dissipation device is used to cool the power module, and the second heat dissipation device is electrically connected to the relay module.

8. The female connector current cycle test system according to claim 7, characterized in that: The second heat dissipation device is configured as a mobile air conditioner.

9. The female connector current cycle test system according to claim 4, characterized in that: The temperature acquisition module, voltage acquisition module and relay module are electrically connected to the control host through their respective USB / 485 serial ports.

10. The female connector current cycle test system according to claim 4, characterized in that: The temperature acquisition module, the voltage acquisition module and the relay module are electrically connected to the adapter respectively, and the control host is electrically connected to the display screen, the keyboard and the mouse.

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