Super-capacitor super-large test current generator

Abstract

The utility model relates to the technical field of current testing, in particular to a super-capacitor super-large test current generator which comprises a first capacitor bag, a third capacitor bag, a third supporting assembly and a first supporting assembly. The first supporting assembly comprises a first lower welding substrate, a first upper welding substrate, a first fixed bakelite plate, a first main connecting copper bar and a second supporting assembly, the first capacitor bag is installed on the first lower welding substrate, the first upper welding substrate is installed on the first capacitor bag, the first fixed bakelite plate is installed on the first upper welding substrate, and the second supporting assembly is installed on the first main connecting copper bar. The first main connection copper bar is installed on the first upper welding substrate, the first lower welding substrate and the first upper welding substrate play a conductive role on the first capacitor bag, so that the plurality of super capacitors in the first capacitor bag are connected in parallel and then connected in series, the third capacitor bag carries the plurality of super capacitors, and the plurality of super capacitors can be carried according to an actual ultra-large current generating device. Therefore, the device can be used for the current load test of large-scale electrical equipment.

Description

Technical Field

[0001] The utility model relates to the technical field of current testing, in particular to a supercapacitor ultra-large testing current generator. Background Art

[0002] The ultra-large current generator is an electrical device that can generate large currents. It is used to test the current load test and temperature rise test of electrical equipment and is suitable for various occasions that require large currents. The ultra-large capacitor in the ultra-large current generator is mainly used to assist in providing or storing electrical energy to meet the needs of fast charging and discharging or high power output. The fast charging and discharging capabilities of the supercapacitor can enable the ultra-large current generator to generate the required large current in a short time.

[0003] The existing patent CN214505281U discloses a supercapacitor, comprising a supercapacitor cell, the supercapacitor cell comprising two electrode columns, and a connector, the connector comprising two snap-in slots, any of the electrode columns can be snapped into the snap-in slots. By adopting the utility model, multiple supercapacitors can be assembled into a supercapacitor module of suitable size according to actual needs, and the assembly is convenient.

[0004] However, when using the existing patented supercapacitor, it is inconvenient to use because multiple supercapacitors cannot be installed according to the actual ultra-large current generating device during use, and it cannot be used for current load testing of large electrical equipment. Utility Model Content

[0005] The purpose of the utility model is to provide a supercapacitor ultra-large test current generator, which solves the above-mentioned problem that in the process of using supercapacitors, since multiple supercapacitors cannot be carried according to the actual ultra-large current generating device during use, it is inconvenient to use and cannot be used for current load tests of large electrical equipment.

[0006] To achieve the above-mentioned purpose, the utility model provides a supercapacitor ultra-large test current generator, including a first capacitor pack, a third capacitor pack, a third support assembly and a first support assembly, the third support assembly is installed on the third capacitor pack, the first support assembly includes a first lower welding substrate, a first upper welding substrate, a first fixed bakelite board, a first main copper busbar and a second support assembly, the first capacitor pack is fixedly installed on the first lower welding substrate, the first upper welding substrate is fixedly installed on the first capacitor pack and is located at one end of the first capacitor pack away from the first lower welding substrate, the first fixed bakelite board is fixedly installed on the first upper welding substrate, the first main copper busbar is fixedly installed on the first upper welding substrate, and the second support assembly is installed on the first fixed bakelite board.

[0007] Among them, the second supporting assembly includes a second capacitor pack, a second lower welding substrate, a second upper welding substrate, a second fixed bakelite board and a second main copper busbar, the second lower welding substrate is fixedly mounted on the first fixed bakelite board; the second capacitor pack is fixedly mounted on the second lower welding substrate; the second upper welding substrate is fixedly mounted on the second capacitor pack and is located at an end of the second capacitor pack away from the second lower welding substrate; the second fixed bakelite board is fixedly mounted on the second upper welding substrate; the second main copper busbar is fixedly mounted on the second upper welding substrate.

[0008] Among them, the third supporting assembly includes a third lower welding substrate, a third upper welding substrate, a third fixed bakelite board, a third main copper busbar and a fourth supporting assembly, the third capacitor pack is fixedly mounted on the third lower welding substrate; the third upper welding substrate is fixedly mounted on the third capacitor pack and is located at one end of the third capacitor pack away from the third lower welding substrate; the third fixed bakelite board is fixedly mounted on the third upper welding substrate, the third main copper busbar is fixedly mounted on the third upper welding substrate, and the fourth supporting assembly is mounted on the third fixed bakelite board.

[0009] Among them, the fourth supporting assembly includes a fourth capacitor pack, a fourth lower welding substrate, a fourth upper welding substrate, a fourth fixed bakelite board, a fourth main copper busbar and a connecting component, the fourth lower welding substrate is fixedly mounted on the third fixed bakelite board; the fourth capacitor pack is fixedly mounted on the fourth lower welding substrate; the fourth upper welding substrate is fixedly mounted on the fourth capacitor pack and is located at an end of the fourth capacitor pack away from the fourth lower welding substrate; the fourth fixed bakelite board is fixedly mounted on the fourth upper welding substrate; the fourth main copper busbar is fixedly mounted on the fourth upper welding substrate; the connecting component is mounted on the fourth main copper busbar.

[0010] Wherein, the connecting component includes a first connecting copper bar and a second connecting copper bar, one end of the first connecting copper bar is installed on the first main connecting copper bar, and the other end of the first connecting copper bar is installed on the third main connecting copper bar; one end of the second connecting copper bar is installed on the second main connecting copper bar, and the other end of the second connecting copper bar is installed on the fourth main connecting copper bar.

[0011] The utility model discloses a supercapacitor super-large test current generator, wherein the first capacitor pack is fixedly mounted on the first lower welding substrate, the first upper welding substrate is fixedly mounted on the first capacitor pack, the first fixed bakelite board is fixedly mounted on the first upper welding substrate, the first main copper bar is fixedly mounted on the first upper welding substrate, the capacitor group carries a total of 840 supercapacitors, and the first capacitor pack, the second capacitor pack, the third capacitor pack and the fourth capacitor pack form a complete capacitor composition carrying 160 supercapacitors. In this process, the first lower welding substrate and the first upper welding substrate support and conduct the first capacitor pack, so that every 10 capacitors of the 40 supercapacitors in the first capacitor pack are connected in parallel and then in series into 4 strings, the first fixed bakelite board supports the second lower welding substrate, the second lower welding substrate and the second upper welding substrate support and conduct the second capacitor pack, so that every 10 capacitors of the 40 supercapacitors in the second capacitor pack are connected in parallel and then in series into 4 strings, and the first main copper bar is connected to the second main copper bar. , conduct electricity, the third lower welding substrate and the third upper welding substrate support and conduct electricity for the third capacitor pack, so that every 10 capacitors of the 40 supercapacitors in the third capacitor pack are connected in parallel and then connected in series to form 4 strings, the third fixed bakelite supports the fourth lower welding substrate, the fourth lower welding substrate and the fourth upper welding substrate support and conduct electricity for the fourth capacitor pack, so that every 10 capacitors of the 40 supercapacitors in the fourth capacitor pack are connected in parallel and then connected in series to form 4 strings, the third main copper bar is connected to the fourth main copper bar , conduction, the first connecting copper bar again connects the first main copper bar and the third main copper bar to increase the conductivity, the second connecting copper bar connects the first main copper bar, the third main copper bar, the second main copper bar, and the fourth main copper bar to increase the conductivity, the capacitor group consists of four capacitors and a main capacitor. The main capacitor is equipped with 200 super capacitors. With the four capacitors and one main capacitor, the capacitor group can reach 840 super capacitors, which can be used for current load test of large electrical equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0013] Figure 1 It is a schematic diagram of the overall structure of the supercapacitor super-large test current generator of the utility model.

[0014] Figure 2 It is a schematic diagram of the installation structure of the first connecting copper bar of the utility model.

[0015] In the figure: 101-first capacitor pack, 102-third capacitor pack, 103-first lower welding substrate, 104-first upper welding substrate, 105-first fixed bakelite board, 106-first main copper bar, 107-second capacitor pack, 108-second lower welding substrate, 109-second upper welding substrate, 110-second fixed bakelite board, 111-second main copper bar, 112-third lower welding substrate, 113-third upper welding substrate, 114-third fixed bakelite board, 115-third main copper bar, 116-fourth capacitor pack, 117-fourth lower welding substrate, 118-fourth upper welding substrate, 119-fourth fixed bakelite board, 120-fourth main copper bar, 121-first connecting copper bar, 122-second connecting copper bar. DETAILED DESCRIPTION

[0016] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0017] The first embodiment of the present application is:

[0018] See also Figure 1 and Figure 2 ,in Figure 1 It is a schematic diagram of the overall structure of the supercapacitor ultra-large test current generator of the utility model; Figure 2 It is a schematic diagram of the installation structure of the first connecting copper bar of the utility model.

[0019] The utility model provides a supercapacitor ultra-large test current generator: comprising a first capacitor pack 101, a third capacitor pack 102 and a third support assembly, wherein the third support assembly is mounted on the third capacitor pack 102, and further comprising a first support assembly.

[0020] Among them, the first supporting assembly includes a first lower welding substrate 103, a first upper welding substrate 104, a first fixed bakelite board 105, a first main copper busbar 106 and a second supporting assembly, the first capacitor pack 101 is fixedly installed on the first lower welding substrate 103, the first upper welding substrate 104 is fixedly installed on the first capacitor pack 101, and is located at one end of the first capacitor pack 101 away from the first lower welding substrate 103, the first fixed bakelite board 105 is fixedly installed on the first upper welding substrate 104, the first main copper busbar 106 is fixedly installed on the first upper welding substrate 104, and the second supporting assembly is installed on the first fixed bakelite board 105. The first capacitor pack 101 includes 40 supercapacitors, and the specifications of the supercapacitors are 3V (3.2V) 3400F columnar structure. The 40 supercapacitors are first connected in parallel and then in series to form the first capacitor pack 101; the first lower welding substrate 103 and the first upper welding substrate 104 have excellent electrical conductivity and high temperature resistance, and the first lower welding substrate 103 and the first upper welding substrate 104 support and conduct electricity for the first capacitor pack 101; the first fixed bakelite board 105 supports the second supporting assembly; the first main copper bus 106 is a conductive material, which has the advantages of good electrical conductivity, high mechanical strength, uniform and stable electrical conductivity, etc., and plays a connecting and conductive role.

[0021] Secondly, the second supporting assembly includes a second capacitor pack 107, a second lower welding substrate 108, a second upper welding substrate 109, a second fixed bakelite board 110 and a second main connecting copper bus 111. The second lower welding substrate 108 is fixedly mounted on the first fixed bakelite board 105; the second capacitor pack 107 is fixedly mounted on the second lower welding substrate 108; the second upper welding substrate 109 is fixedly mounted on the second capacitor pack 107 and is located at one end of the second capacitor pack 107 away from the second lower welding substrate 108; the second fixed bakelite board 110 is fixedly mounted on the second upper welding substrate 109; the second main connecting copper bus 111 is fixedly mounted on the second upper welding substrate 109.

[0022] The second capacitor pack 107 includes 40 supercapacitors, and the specification of the supercapacitor is 3V (3.2V) 3400F columnar structure. Every 10 capacitors among the 40 supercapacitors are connected in parallel and then connected in series to form 4 strings to form the second capacitor pack 107; the second lower welding substrate 108 and the second upper welding substrate 109 have excellent electrical conductivity and high temperature resistance. The second lower welding substrate 108 and the second upper welding substrate 109 support and conduct electricity for the second capacitor pack 107; the second main copper bus 111 is a conductive material, which has the advantages of good electrical conductivity, high mechanical strength, uniform and stable electrical conductivity, etc., and plays a connecting and conductive role.

[0023] Again, the third supporting assembly includes a third lower welding substrate 112, a third upper welding substrate 113, a third fixed bakelite board 114, a third main copper busbar 115 and a fourth supporting assembly. The third capacitor pack 102 is fixedly mounted on the third lower welding substrate 112; the third upper welding substrate 113 is fixedly mounted on the third capacitor pack 102, and is located at one end of the third capacitor pack 102 away from the third lower welding substrate 112; the third fixed bakelite board 114 is fixedly mounted on the third upper welding substrate 113, the third main copper busbar 115 is fixedly mounted on the third upper welding substrate 113, and the fourth supporting assembly is mounted on the third fixed bakelite board 114. The third capacitor pack 102 includes 40 supercapacitors, and the specifications of the supercapacitors are 3V (3.2V) 3400F columnar structure. Every 10 capacitors among the 40 supercapacitors are connected in parallel and then connected in series to form 4 strings to form the third capacitor pack 102; the third lower welding substrate 112 and the third upper welding substrate 113 have excellent electrical conductivity and high temperature resistance. The third lower welding substrate 112 and the third upper welding substrate 113 support and conduct electricity for the third capacitor pack 102; the third fixed bakelite board 114 supports the fourth supporting assembly; the third main copper bus 115 is a conductive material with the advantages of good electrical conductivity, high mechanical strength, uniform and stable electrical conductivity, etc., and plays a connecting and conductive role. The third main copper bus 115 is electrically connected to the first main copper bus 106.

[0024] Next, the fourth supporting assembly includes a fourth capacitor pack 116, a fourth lower welding substrate 117, a fourth upper welding substrate 118, a fourth fixed bakelite board 119, a fourth main copper busbar 120 and a connecting component, wherein the fourth lower welding substrate 117 is fixedly mounted on the third fixed bakelite board 114; the fourth capacitor pack 116 is fixedly mounted on the fourth lower welding substrate 117; the fourth upper welding substrate 118 is fixedly mounted on the fourth capacitor pack 116 and is located at an end of the fourth capacitor pack 116 away from the fourth lower welding substrate 117; the fourth fixed bakelite board 119 is fixedly mounted on the fourth upper welding substrate 118; the fourth main copper busbar 120 is fixedly mounted on the fourth upper welding substrate 118; and the connecting component is mounted on the fourth main copper busbar 120. The fourth capacitor pack 116 includes 40 supercapacitors, and the specifications of the supercapacitors are 3V (3.2V) 3400F columnar structure. Every 10 capacitors among the 40 supercapacitors are connected in parallel and then connected in series into 4 strings to form the fourth capacitor pack 116; the fourth lower welding substrate 117 and the fourth upper welding substrate 118 have excellent electrical conductivity and high temperature resistance. The fourth lower welding substrate 117 and the fourth upper welding substrate 118 support and conduct electricity for the fourth capacitor pack 116; the fourth main copper bus 120 is a conductive material with the advantages of good electrical conductivity, high mechanical strength, uniform and stable electrical conductivity, etc., and plays a connecting and conductive role. The fourth main copper bus 120 is electrically connected to the second main copper bus 111.

[0025] Then, the connection component includes a first connection copper bar 121 and a second connection copper bar 122, one end of the first connection copper bar 121 is mounted on the first main connection copper bar 106, and the other end of the first connection copper bar 121 is mounted on the third main connection copper bar 115; one end of the second connection copper bar 122 is mounted on the second main connection copper bar 111, and the other end of the second connection copper bar 122 is mounted on the fourth main connection copper bar 120. The first connection copper bar 121 strengthens the electrical connection between the first main connection copper bar 106 and the third main connection copper bar 115; the second connection copper bar 122 is located between the first main connection copper bar 106, the third main connection copper bar 115, the second main connection copper bar 111 and the fourth main connection copper bar 120 to strengthen the electrical connection.

[0026] When a supercapacitor ultra-large test current generator of the present embodiment is used, the capacitor group carries a total of 840 supercapacitors, and the first capacitor pack 101, the second capacitor pack 107, the third capacitor pack 102 and the fourth capacitor pack 116 form a complete capacitor group carrying 160 supercapacitors. In this process, the first lower welding substrate 103 and the first upper welding substrate 104 support and conduct electricity for the first capacitor pack 101, so that every 10 capacitors of the 40 supercapacitors in the first capacitor pack 101 are connected in parallel and then in series into 4 strings, the first fixed bakelite board 105 supports the second lower welding substrate 108, and the second lower welding substrate 108 and the second upper welding substrate 109 support and conduct electricity for the second capacitor pack 107.

[0027] Every 10 capacitors among the 40 supercapacitors in the second capacitor pack 107 are connected in parallel and then connected in series to form 4 strings. The first main copper bar 106 is connected to the second main copper bar 111 for conduction. The third lower welding substrate 112 and the third upper welding substrate 113 support and conduct the third capacitor pack 102, so that every 10 capacitors among the 40 supercapacitors in the third capacitor pack 102 are connected in parallel and then connected in series to form 4 strings. The third fixed bakelite board 114 supports the fourth lower welding substrate 117. The fourth lower welding substrate 117 and the fourth upper welding substrate 118 support and conduct the fourth capacitor pack 116, so that every 10 capacitors among the 40 supercapacitors in the fourth capacitor pack 116 are connected in parallel and then connected in series to form 4 strings. The third main copper bar 115 is connected to the fourth main copper bar 120 for conduction. The first connecting copper bar 121 is again connected The first main copper bus 106 is connected to the third main copper bus 115 to increase the conductivity. The second connecting copper bus 122 connects the first main copper bus 106, the third main copper bus 115, the second main copper bus 111, and the fourth main copper bus 120 to increase the conductivity. The capacitor group consists of four capacitors and a main capacitor. The main capacitor is equipped with 200 super capacitors. With the four capacitors and one main capacitor, the capacitor group can reach 840 super capacitors. The loop resistance at the end of the test is estimated to be 330 micro-ohms, the minimum operating voltage is 9.9V, the amount of electricity per volt of the capacitor is 178500AS, the capacitor voltage drop is 2.521V when it reaches 450KAS, and the minimum voltage at the beginning of the test is 12.5V, so it can be used for current load test of large electrical equipment.

[0028] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A supercapacitor ultra-large test current generator, comprising a first capacitor pack (101), a third capacitor pack (102) and a third support assembly, wherein the third support assembly is mounted on the third capacitor pack (102), characterized in that: Also included is a first support assembly; The first supporting assembly comprises a first lower welding substrate (103), a first upper welding substrate (104), a first fixed bakelite board (105), a first main copper busbar (106), and a second supporting assembly; the first capacitor pack (101) is fixedly mounted on the first lower welding substrate (103); the first upper welding substrate (104) is fixedly mounted on the first capacitor pack (101) and is located at an end of the first capacitor pack (101) away from the first lower welding substrate (103); the first fixed bakelite board (105) is fixedly mounted on the first upper welding substrate (104); the first main copper busbar (106) is fixedly mounted on the first upper welding substrate (104); and the second supporting assembly is mounted on the first fixed bakelite board (105).

2. The supercapacitor large test current generator according to claim 1, characterized in that: The second supporting assembly comprises a second capacitor pack (107), a second lower welding substrate (108), a second upper welding substrate (109), a second fixed bakelite board (110) and a second main copper busbar (111); the second lower welding substrate (108) is fixedly mounted on the first fixed bakelite board (105); the second capacitor pack (107) is fixedly mounted on the second lower welding substrate (108); the second upper welding substrate (109) is fixedly mounted on the second capacitor pack (107) and is located at an end of the second capacitor pack (107) away from the second lower welding substrate (108); the second fixed bakelite board (110) is fixedly mounted on the second upper welding substrate (109); and the second main copper busbar (111) is fixedly mounted on the second upper welding substrate (109).

3. The supercapacitor large test current generator according to claim 2, characterized in that: The third supporting assembly comprises a third lower welding substrate (112), a third upper welding substrate (113), a third fixed bakelite board (114), a third main copper busbar (115) and a fourth supporting assembly; the third capacitor pack (102) is fixedly mounted on the third lower welding substrate (112); the third upper welding substrate (113) is fixedly mounted on the third capacitor pack (102) and is located at an end of the third capacitor pack (102) away from the third lower welding substrate (112); the third fixed bakelite board (114) is fixedly mounted on the third upper welding substrate (113); the third main copper busbar (115) is fixedly mounted on the third upper welding substrate (113); and the fourth supporting assembly is mounted on the third fixed bakelite board (114).

4. The supercapacitor large test current generator according to claim 3, characterized in that: The fourth supporting assembly comprises a fourth capacitor pack (116), a fourth lower welding substrate (117), a fourth upper welding substrate (118), a fourth fixed bakelite board (119), a fourth main copper busbar (120) and a connecting component, wherein the fourth lower welding substrate (117) is fixedly mounted on the third fixed bakelite board (114); the fourth capacitor pack (116) is fixedly mounted on the fourth lower welding substrate (117); the fourth upper welding substrate (118) is fixedly mounted on the fourth capacitor pack (116) and is located at an end of the fourth capacitor pack (116) away from the fourth lower welding substrate (117); the fourth fixed bakelite board (119) is fixedly mounted on the fourth upper welding substrate (118); the fourth main copper busbar (120) is fixedly mounted on the fourth upper welding substrate (118); and the connecting component is mounted on the fourth main copper busbar (120).

5. The supercapacitor large test current generator according to claim 4, characterized in that: The connecting component comprises a first connecting copper bar (121) and a second connecting copper bar (122); one end of the first connecting copper bar (121) is mounted on the first main connecting copper bar (106), and the other end of the first connecting copper bar (121) is mounted on the third main connecting copper bar (115); one end of the second connecting copper bar (122) is mounted on the second main connecting copper bar (111), and the other end of the second connecting copper bar (122) is mounted on the fourth main connecting copper bar (120).

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