Capacitor combination modulus box
By designing a capacitor combination module box and utilizing a pre-set capacitor circuit board and switch combination, the problems of cumbersome manual capacitor addition and discharge hazards are solved, thus achieving simplified operation and safe testing.
Patent Information
- Application Number
- CN202423311908.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2034-12-31
AI Technical Summary
In the existing technology, manually adding capacitors during the electromagnetic compatibility rectification process of filters is cumbersome and prone to loss. Poor contact can lead to verification failure, and large capacitors pose a risk of discharge.
Design a capacitor combination module box, which contains a circuit board with a preset number and capacity of capacitors. Different capacitor capacities can be achieved by switching combinations, and test ports can be connected by wiring terminals to avoid manual operation and electric shock risks.
It simplifies capacitor combination operations, avoids equipment damage and personal injury, and improves testing efficiency and safety.
Smart Images
Figure CN223857245U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to test equipment technical field especially relates to a capacitor combination module box. BACKGROUND
[0002] At present, when carrying out filter electromagnetic compatibility rectification, the capacitor parameters of the filter need to be adjusted according to the actual situation of the test, and capacitors of different models and capacities need to be used at the test port.
[0003] In the prior art, capacitors and capacitor combinations can only be added manually, and the following problems exist:
[0004] (1) Directly manually adding capacitors and capacitor combinations requires carrying a large number of components each time, including different models and capacities, and some small volume capacitors are easy to lose, which may cause delay in rectification and test time due to the lack of certain capacitors.
[0005] (2) Due to the lack of welding equipment on site, different capacitors need to be connected to the equipment, and manual winding operation is cumbersome, which may also cause poor contact and lead to verification failure.
[0006] (3) Capacitors with large capacity may have a discharge phenomenon after the test, and the discharge time is different, which may cause electric shock to the human body and damage to the equipment if not handled properly. INVENTION CONTENTS
[0007] To solve the above problems, the utility model provides a capacitor combination module box, which is constructed by a line board with a preset number and a preset capacity of capacitors, and realizes different capacitor capacity circuits by closing and combining the switches, and can realize the test of capacitors with different capacities through the wiring terminals, which is simple to operate and avoids damage to the equipment and the human body.
[0008] To achieve the above purpose, the utility model provides a capacitor combination module box, which comprises: a shell, a line board, a switch and a wiring terminal.
[0009] The line board is arranged in the shell, the switch is arranged on the surface of the shell, a preset number of capacitors with a preset capacity are connected in parallel on the line board, and one switch is connected in series on each parallel capacitor line.
[0010] The required capacitor capacity is set by the switch, and one wiring terminal is connected to each end of the parallel circuit.
[0011] In the above technical solution, preferably, the capacity of the parallel capacitors on the line board includes 0.1uF, 0.22uF, 0.47uF, 1.0uF, 2.2uF, 2200pF and 4700pF.
[0012] In the technical scheme, preferably, the resistor is arranged in parallel with the parallel capacitor on the circuit board.
[0013] In the technical scheme, preferably, the capacitor combination module box further comprises alligator clips, each of the terminal connectors is connected with one of the alligator clips, and the alligator clips are connected to the test port.
[0014] In the technical scheme, preferably, the shell is an aluminum alloy box.
[0015] Compared with the prior art, the beneficial effects of the utility model are that: the circuit board is constructed by the preset number and preset capacity of capacitors, different capacitor capacity circuits are realized by switch combination, different capacity capacitors can be tested through the terminal connectors, the operation is simple, and damage to equipment and human bodies is avoided. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 An explosion structure schematic view of the capacitor combination module box is disclosed for an embodiment of the utility model;
[0017] Figure 2 A perspective structure schematic view of the capacitor combination module box is disclosed for an embodiment of the utility model;
[0018] Figure 3 A circuit schematic view of the circuit board is disclosed for an embodiment of the utility model.
[0019] In the drawings, the correspondence between each component and the reference numeral is as follows:
[0020] 1. shell, 2. circuit board, 3. switch, 4. terminal connector, 5. capacitor, 6. alligator clip. DETAILED DESCRIPTION
[0021] To make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.
[0022] The utility model will be described in further detail in combination with the drawings as follows:
[0023] As Figure 1 and Figure 2 shown, according to the capacitor combination module box provided by the utility model, comprising: shell 1, circuit board 2, switch 3 and terminal connector 4;
[0024] The circuit board 2 is located inside the housing 1, and the switch 3 is located on the surface of the housing 1. A preset number of preset capacity capacitors 5 are connected in parallel on the circuit board 2, and a switch 3 is connected in series on each parallel capacitor line.
[0025] The required capacitance is set by switch 3, and a terminal 4 is connected to each end of the parallel circuit.
[0026] like Figure 3 As shown, in this embodiment, a circuit board 2 is constructed using a preset number and preset capacity of capacitors 5. Different capacitor capacity circuits are realized by closing and combining switches 3. Different capacity capacitors can be tested through terminals 4. The operation is simple and avoids damage to equipment and people.
[0027] Specifically, during implementation, multiple capacitors 5 connected in parallel are combined or used individually according to the required capacitance value during measurement. This is achieved by turning on the switch 3 on the corresponding parallel capacitor branch. The parallel resistor is installed on the circuit board 2 to ensure circuit stability, has voltage discharge function, is not potted, and facilitates replacement of capacitors with the required capacitance value.
[0028] In the above embodiments, preferably, the capacitance of the parallel capacitor 5 on the circuit board 2 includes 0.1uF, 0.22uF, 0.47uF, 1.0uF, 2.2uF, 2200pF and 4700pF. During implementation, the capacitor with the required capacitance value can be replaced accordingly.
[0029] like Figure 3 As shown, in the above embodiment, preferably, a resistor R is connected in parallel with the parallel capacitor 5 on the circuit board 2 to ensure the safety of the voltage discharge process.
[0030] In the above embodiment, preferably, the capacitor combination module box also includes an alligator clip 6, with each terminal 4 connected to an alligator clip 6, which is connected to the test port for convenient operation during the test process.
[0031] In the above embodiments, preferably, the outer shell 1 is a rectangular aluminum alloy box, which reduces the overall weight of the equipment while ensuring strength, making it easy to carry.
[0032] The above are merely preferred embodiments of this utility model and are not intended to limit the scope of this utility model. Various modifications and variations can be made to this utility model by those skilled in the art. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of this utility model should be included within the protection scope of this utility model.
Claims
1. A modular capacitor assembly comprising, It comprises: a shell, a circuit board, switches and terminals; the circuit board is arranged in the shell, the switches are arranged on the surface of the shell, and a preset number of parallel capacitors with a preset capacity are connected in parallel on the circuit board, and one switch is connected in series on each parallel capacitor circuit; the required capacitance is set through the switches, and one terminal is connected to each end of the parallel circuit.
2. The modular capacitance bank of claim 1, wherein, The capacity of the parallel capacitors on the circuit board includes 0.1uF, 0.22uF, 0.47uF, 1.0uF, 2.2uF, 2200pF and 4700pF.
3. The modular capacitance bank of claim 2, wherein, A resistor is arranged in parallel with the parallel capacitors on the circuit board.
4. The modular capacitance bank of any one of claims 1 to 3, wherein, It also includes alligator clips, each of which is connected to one of the terminals, and the alligator clips are connected to the test port.
5. The modular capacitance bank of claim 4, wherein, The shell is a rectangular aluminum alloy box.