Automatic series-parallel connection device and double-channel and multi-channel equipment system thereof

Abstract

The utility model discloses an automatic series-parallel connection device which comprises a PCB control switching body, a first relay, a second relay, a third relay and a device electrode, the device electrode comprises a first electrode and a second electrode, the three relays are connected or disconnected through the PCB control switching body, the second relay is connected with the device electrode to achieve series connection, and the device electrode is connected with the PCB control switching body. The first relay and the third relay are connected with a device electrode to realize parallel connection, the device electrode is connected with an output electrode of the dual-channel equipment through four long electrodes to form a dual-channel equipment system of the automatic series-parallel connection device, and the relays and the device electrodes are connected in parallel in a state that the long electrodes are connected with an output electrode of the multi-channel equipment. And a multi-channel equipment system of the automatic series-parallel connection device is formed. According to the utility model, a plurality of dual-channel or multi-channel devices are automatically connected in parallel or in series through the automatic series-parallel connection device, multiple groups of connecting wires are saved during series-parallel connection, and the installation operation is simple and convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of multi-channel devices, and particularly relates to an automatic series-parallel connection device and its dual-channel and multi-channel device systems. Background Art

[0002] At present, when multiple multi-channel instrument and meter devices are connected in series or parallel in the market, they usually achieve the series-parallel connection function manually through multiple groups of wiring, which is time-consuming and laborious, and the installation and operation are complicated and inconvenient. The present utility model discloses an automatic series-parallel connection device mechanism for realizing the automatic series-parallel connection function when multiple multi-channel instrument and meter devices are connected in series or parallel, which is time-saving, labor-saving, fast and convenient. Summary of the Utility Model

[0003] The purpose of the present utility model is to provide an automatic series-parallel connection device in view of the deficiencies in the manual series-parallel connection of multiple dual-channel or multi-channel devices in the prior art. Compared with the prior art, the present utility model uses multiple relays to connect the electrodes of the device, and the multiple relays then control the closing or opening state of the switching body through the PCB. The automatic series-parallel connection device and multiple dual-channel or multi-channel devices are stacked together, and the electrodes of each channel polarity are correspondingly connected together through multiple long electrodes. The present utility model satisfies that the output electrodes of multiple dual-channel or multi-channel devices are in a multi-channel state, a parallel state or a series state through the state of the electrodes of the automatic series-parallel connection device.

[0004] An automatic series-parallel connection device disclosed by the present utility model includes a PCB control switching body, multiple relays and device electrodes. The multiple relays include a first relay, a second relay and a third relay. The device electrodes include a first electrode and a second electrode. The first relay, the second relay and the third relay are closed or opened through the PCB control switching body. The device electrodes are connected to the relays. The first electrode and the second electrode are connected to a dual-channel device. When the second relay operates, it controls the dual-channel device to be connected in series. When the first relay and the third relay operate, they control the dual-channel device to be connected in parallel.

[0005] When the second relay operates, the second relay connects the positive pole of the first electrode and the negative pole of the second electrode, and the dual-channel device is connected in series. When the first relay and the third relay operate, the first relay connects the negative pole of the first electrode and the negative pole of the second electrode, and the third relay connects the positive pole of the first electrode and the positive pole of the second electrode, and the dual-channel device is connected in parallel.

[0006] A dual-channel device system based on an automatic series-parallel connection device, comprising an automatic series-parallel connection device, a dual-channel device, and four long electrodes. The dual-channel device includes a dual-channel device output electrode. The four long electrodes connect the device electrode and the dual-channel device output electrode, realizing the series-parallel control of a single or multiple dual-channel devices by the automatic series-parallel connection device.

[0007] A multi-channel device system based on an automatic series-parallel connection device, comprising an automatic series-parallel connection device, a multi-channel device, and multiple long electrodes. The automatic series-parallel connection device includes multiple relays and multiple device electrodes. The multiple device electrodes are connected to the multiple relays. The multi-channel device includes a multi-channel device output electrode. The multi-channel device output electrode is correspondingly connected to the device electrode of the automatic series-parallel connection device through multiple long electrodes, realizing the series-parallel control of a single or multiple multi-channel devices by the automatic series-parallel connection device.

[0008] Beneficial effects brought by the technical solution of the present utility model:

[0009] 1. Automatically achieve the parallel or series state of dual-channel or multi-channel for multiple multi-channel instrument and meter devices through the automatic series-parallel connection device.

[0010] 2. The automatic series-parallel connection device enables multiple multi-channel instrument and meter devices to save multiple sets of wiring during series-parallel connection, avoiding the disadvantages of time-consuming, laborious, complex and inconvenient installation and operation when manually realizing the series-parallel function. Description of the Drawings

[0011] Figure 1 It is a schematic structural diagram of an automatic series-parallel connection device.

[0012] Figure 2 It is a schematic diagram of the overall device of an automatic series-parallel connection device.

[0013] Figure 3 It is a schematic diagram of the overall device for an automatic series-parallel connection device to connect multiple dual-channel devices to achieve automatic series-parallel connection. Detailed Embodiments

[0014] The technical solution of the present utility model will be described in detail below, but the protection scope of the present utility model is not limited to the described embodiments.

[0015] As Figure 1 and Figure 2As shown in the figure, an automatic series-parallel connection device disclosed by the utility model includes a PCB control switching body 1, a plurality of relays and device electrodes. The plurality of relays include a first relay 21, a second relay 22 and a third relay 23. The device electrodes include a first electrode and a second electrode. The first relay 21, the second relay 22 and the third relay 23 are closed or disconnected through the PCB control switching body 1. The first electrode and the second electrode are respectively connected to the first relay 21, the second relay 22 and the third relay 23. The first electrode and the second electrode are also connected to a dual-channel device. Specifically, when the second relay 22 operates, the second relay 22 connects the positive electrode 32 of the first electrode and the negative electrode 33 of the second electrode to control a single or multiple dual-channel devices, realizing the automatic series connection between the dual-channel devices. When the first relay 21 and the third relay 23 operate, the first relay 21 connects the negative electrode 31 of the first electrode and the negative electrode 33 of the second electrode, and the third relay 23 connects the positive electrode 32 of the first electrode and the positive electrode 34 of the second electrode to control a single or multiple dual-channel devices, realizing the automatic parallel connection between the dual-channel devices.

[0016] As Figure 3 As shown in the figure, an automatic series-parallel connection device disclosed by the utility model is connected to a multi-dual-channel device system, including an automatic series-parallel connection device 3, multiple dual-channel devices 4 and four long electrodes 5. The dual-channel device 4 includes a dual-channel device output electrode. The four long electrodes 5 connect the device electrodes of the automatic series-parallel connection device 3 and the dual-channel device output electrodes. Through different working states of multiple relays in the automatic series-parallel connection device 3, the series-parallel connection control of multiple dual-channel devices 4 by the automatic series-parallel connection device 3 is realized.

[0017] Specifically, the dual-channel device output electrodes include a first output electrode 41, a second output electrode 42, a third output electrode 43 and a fourth output electrode 44. The four long electrodes 5 are connected and fixed to the first output electrode 41, the second output electrode 42, the third output electrode 43 and the fourth output electrode 44 through metal screws 6. The four long electrodes 5 are also connected and fixed to the negative electrode 31 of the first electrode, the positive electrode 32 of the first electrode, the negative electrode 33 of the second electrode and the positive electrode 34 of the second electrode of the automatic series-parallel connection device 3 through metal screws 6. The first output electrode 41 and the second output electrode 42, as the negative and positive electrodes of the first channel of the dual-channel device 4 respectively, are connected to the negative electrode 31 of the first electrode and the positive electrode 32 of the first electrode of the automatic series-parallel connection device 3 through a long electrode respectively. The third output electrode 43 and the fourth output electrode 44, as the negative and positive electrodes of the second channel of the dual-channel device 4 respectively, are connected to the negative electrode 33 of the second electrode and the positive electrode 34 of the second electrode of the automatic series-parallel connection device 3 through a long electrode respectively.

[0018] The present utility model also discloses an automatic series-parallel connection device for connecting multiple multi-channel device systems. The automatic series-parallel connection device includes a PCB control switching body, multiple relays, multiple device electrodes, multiple multi-channel devices, and multiple long electrodes. The multiple multi-channel devices include multi-channel device output electrodes. The multiple relays are connected in series or in parallel. The multiple device electrodes are connected to the multiple relays. The automatic series-parallel connection device is stacked and connected to the multiple multi-channel devices. The multi-channel device output electrodes are correspondingly connected to the device electrodes of the automatic series-parallel connection device through the multiple long electrodes. By switching the state of the multi-channel devices through the automatic series-parallel connection device, the series-parallel state of the output ends of the multiple multi-channel devices is realized, that is, the multi-channel state, parallel state, or series state of the electrodes at the output ends of the devices is automatically realized.

[0019] The multi-channel device can be a three-channel, four-channel, or other channel device. In this embodiment, a three-channel system is taken as an example. When it is three channels, the automatic series-parallel connection device includes a first electrode negative pole, a first electrode positive pole, a second electrode negative pole, a second electrode positive pole, a third electrode negative pole, and a third electrode positive pole; it also includes a first series relay connecting the first electrode positive pole and the second electrode negative pole, and a second series relay connecting the second electrode positive pole and the third electrode negative pole; a first parallel relay connected between the first electrode negative pole and the second electrode negative pole, a second parallel relay connected between the first electrode positive pole and the second electrode positive pole, a third parallel relay connected between the second electrode negative pole and the third electrode negative pole, and a fourth parallel relay connected between the second electrode positive pole and the third electrode positive pole; the three-channel device includes a first output electrode and a second output electrode of the first channel, a third output electrode and a fourth output electrode of the second channel, and a fifth electrode and a sixth electrode of the third channel; the six long electrodes are respectively connected to the device electrodes of the automatic series-parallel connection device and the corresponding output electrodes of the multi-channel device. The four-channel device system can be deduced by analogy and will not be elaborated here.

[0020] Preferably, the multi-channel device system based on the automatic series-parallel connection device can be used for the series-parallel control of multiple multi-channel devices simultaneously, and can also be used for the series-parallel control of a single multi-channel device.

[0021] As described above, although the present utility model has been shown and described with reference to specific preferred embodiments, it should not be construed as a limitation of the present utility model itself. Various changes can be made in its form and details without departing from the spirit and scope of the present utility model defined by the appended claims.

Claims

1. An automatic series-parallel connection device, characterized in that, It includes a PCB control switching body, multiple relays and device electrodes. The multiple relays include a first relay, a second relay and a third relay. The device electrodes include a first electrode and a second electrode. The first relay, the second relay and the third relay are closed or opened through the PCB control switching body. The device electrodes are connected to the relays. The first electrode and the second electrode are connected to a dual-channel device. When the second relay operates, it controls the dual-channel device to be in series. When the first relay and the third relay operate, they control the dual-channel device to be in parallel.

2. The automatic series-parallel device according to claim 1, wherein When the second relay operates, the second relay connects the positive pole of the first electrode and the negative pole of the second electrode, and the dual-channel device is in series; when the first relay and the third relay operate, the first relay connects the negative pole of the first electrode and the negative pole of the second electrode, and the third relay connects the positive pole of the first electrode and the positive pole of the second electrode, and the dual-channel device is in parallel.

3. A dual-channel device system of an automatic series-parallel connection device according to claim 1 or 2, characterized in that, It includes an automatic series-parallel connection device, a dual-channel device and four long electrodes. The dual-channel device includes dual-channel device output electrodes. The four long electrodes connect the device electrodes and the dual-channel device output electrodes to realize the series-parallel connection control of the automatic series-parallel connection device for a single or multiple dual-channel devices.

4. A multi-channel device system of an automatic series-parallel connection device according to claim 1, characterized in that, It includes an automatic series-parallel connection device, a multi-channel device and multiple long electrodes. The automatic series-parallel connection device includes multiple relays and multiple device electrodes. The multiple device electrodes are connected to the multiple relays. The multi-channel device includes multi-channel device output electrodes. The multi-channel device output electrodes are correspondingly connected to the device electrodes of the automatic series-parallel connection device through the multiple long electrodes to realize the series-parallel connection control of the automatic series-parallel connection device for a single or multiple multi-channel devices.

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