CN207882306U

CN207882306U - Super capacitor test fixture

Info

Publication number: CN207882306U
Application number: CN201820136379.2U
Authority: CN
Inventors: 兰强
Original assignee: Shenzhen Li Xing Ltd By Share Ltd
Current assignee: Shenzhen Li Xing Ltd By Share Ltd
Priority date: 2018-01-26
Filing date: 2018-01-26
Publication date: 2018-09-18
Anticipated expiration: 2028-01-26

Abstract

The utility model discloses a kind of super capacitor test fixture, including shell and the pcb board, quick elbow folder and several tests that are arranged in shell switch；The quick elbow sandwiched is set on the pcb board, fixes several capacitances to be tested for clamping, the quick elbow folder is equipped with pin and pcb board that several groups conductive sheet is used to connect the capacitance to be tested；Several test switches are arranged on the pcb board, and are electrically connected with corresponding capacitance to be tested by pcb board.The compatible various types of capacitances of the utility model, it is simple for structure, without complicated wiring construction, it can be achieved that the quick-clamping of testing capacitance, and ultra-capacitor tester can be coordinated to realize the charging and discharging function of capacitance to be tested, and monitor the leakage function of capacitance.

Description

Super capacitor test fixture

Technical field

The utility model is related to capacitance testing device field more particularly to a kind of super capacitor test fixtures.

Background technology

Ultracapacitor is the electrochemical energy storage developed in recent years between traditional ordinary capacitor and battery Element, since it has the advantages that power density is high, service life cycle is long and charging rate is fast, in mobile communication, the sun The multiple fields such as energy power generation, wind power generation, information technology and electric vehicle have broad application prospects.

The lifetime of ultracapacitor is divided into three phases, and the crash rate of wherein earlier failure period is higher, and has crossed this After the section time, the stationary phase of a some time, referred to as random failure period can be entered, be loss failure period after this.Institute To need to use aging means, burin-in process in the interim defective product as caused by potential undesirable element for rejecting of initial failure It is exactly the process to ultracapacitor punching electricity, pressurize, electric discharge, in this course, charging and discharging currents are big, require super capacitor Positive and negative electrode is fully connect with the positive and negative electrode of charge and discharge power supply.For body cylindrical shape, the small column of both ends protrusion be respectively just, The ultracapacitor of negative terminal, super capacitor test fixture is used respectively with super capacitor positive and negative anodes using two copper bars at present It is bolted, copper bar is accessed to the connector of aging power supply again.

Using the super capacitor test fixture, there are two major defects：1. installation or removal single ultracapacitor time compared with It is long, inefficiency；2. after the completion of aging, being easy to touch the shell of ultracapacitor when dismantling cathode copper bar leads to short circuit, damages Bad ultracapacitor and copper bar；Although 3, existing super capacitor test fixture can survey 12pcs devices simultaneously, when be cannot be same When be compatible with various sizes of capacitance；4, existing super capacitor test fixture needs to be connected with interchanger by 12 cables, and Every p-wire all connects a crocodile clip, and wiring is numerous and disorderly, occupied space, also unsightly.

Capacitor will be tested for the property toward contact after weathering.The aging and test of existing ultracapacitor monomer are logical It realizes that it is cumbersome that there are clampings, and fixture volume is big after independent clamping twice, measures clamping and take a difficulty, Real-time Monitoring Data and record The shortcomings of unstable.

Therefore, the prior art is defective, needs to improve.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of super capacitor test fixture.

The technical solution of the utility model is as follows：A kind of super capacitor test fixture, including shell and setting are in shell Interior pcb board, quick elbow folder and several tests switch；The quick elbow sandwiched is set on the pcb board, if being fixed for clamping Capacitance to be tested is done, the quick elbow folder is equipped with pin and PCB that several groups conductive sheet is used to connect the capacitance to be tested Plate；Several test switches are arranged on the pcb board, and are electrically connected with corresponding capacitance to be tested by pcb board.

Further, each test switch, the test resistance for being arranged on pcb board and connecting the test switch, and Capacitance to be tested, which is connected, by pcb board and test switch collectively forms leakage tests circuit；Each test resistance both ends are equal It is connected in the test port of shell by pcb board；Both ends after each test resistance and capacitance to be tested series connection pass through PCB Plate is connected on the instrument port of shell.

Further, the rear in the shell is equipped with the quick elbow folder of two be symmetrical set, for fixing two groups Capacitance to be tested；Two groups of test switches are correspondingly provided in front of the shell；The shell rear surface is correspondingly arranged there are two test lead Mouth and two instrument ports.

Further, several capacitance grafting to be tested ports are additionally provided on the pcb board, the capacitance access to be tested waits for Behind testing capacitor grafting port, the cathode of capacitance to be tested is connected to by pcb board on the instrument port of shell.

Further, the quick elbow folder includes mounting blocks, junction block and movable block；The mounting blocks, junction block and work Motion block is strip disposed in parallel, and vertical guide post, the movable block setting are equipped between the mounting blocks and junction block On guide post between mounting blocks and junction block, and slided along guide post；The junction block is equipped with several groups conductive sheet.

Further, the shell includes bottom case and the upper cover fastened therewith；The pcb board, quick elbow folder and test are opened It closes and is arranged in bottom case, base side walls are exposed in the operating side of the test switch.

Using the above scheme, the compatible various types of capacitances of the utility model, it is simple for structure, without complicated wiring construction, The quick-clamping of testing capacitance can be achieved, and ultra-capacitor tester can be coordinated to realize the charging and discharging work(of capacitance to be tested Can, and monitor the leakage function of capacitance.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the front view of the utility model；

Fig. 2 is the internal structure schematic diagram of the utility model；

Fig. 3 is the part-structure schematic diagram of the utility model；

Fig. 4 is the rearview of the utility model；

Fig. 5 is the structural schematic diagram of quick elbow folder；

Fig. 6 is the leakage current test circuit figure of single capacitance sample；

Fig. 7 is the leakage current test circuit figure of the utility model；

Fig. 8 is the capacitance test circuit figure of single sample；

Fig. 9 is the capacitance test circuit figure of the utility model.

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific implementation mode

Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.

Shown in Fig. 5, the utility model provides a kind of super capacitor test fixture, including shell and setting Pcb board 2, quick elbow folder 3 in shell and several test switches 4.

In the present embodiment, the shell includes bottom case 11 and the upper cover fastened therewith 12；The pcb board 2, quick elbow folder 3 It is arranged in bottom case 11 with test switch 4,11 side wall of bottom case is exposed in the operating side of the test switch 4.

Rear in the bottom case 11 is equipped with the quick elbow folder 3 of two be symmetrical set, to be tested for fixing two groups Capacitance；It is correspondingly provided with two groups of test switches 4 in front of the shell；The shell rear surface is correspondingly arranged there are two test port 112 With two instrument ports 111.

The quick elbow folder 3 is arranged on the pcb board 2, and several capacitances to be tested, the quick elbow are fixed for clamping Folder 3 is equipped with the pin and pcb board 2 that several groups conductive sheet 34 is used to connect the capacitance to be tested；Several test switches 4 It is arranged on the pcb board 2, and is electrically connected with corresponding capacitance to be tested by pcb board 2.

As a kind of embodiment, the quick elbow folder 3 includes mounting blocks 31, junction block 33 and movable block 32；The installation Block 31, junction block 33 and movable block 32 are strip disposed in parallel, are equipped with and hang down between the mounting blocks 31 and junction block 33 Straight guide post 35, the movable block 32 are arranged on the guide post between mounting blocks 31 and junction block 33, and are slided along guide post 35；Institute It states junction block 33 and is equipped with several groups conductive sheet 34.Quick elbow folder 3 can be directed to pin-type and button row super capacitor sample 51 into Row quick-clamping is not necessarily to manual wiring.

In the present embodiment, each quickly elbow folder 3 is equipped with 6 groups of conductive sheets 34, and for connecting 6 capacitances to be tested, 2 fast Fast elbow folder 3 can test 12 capacitances to be tested altogether.Switch 4 can be tested by being equipped with 2 group 12 altogether on corresponding pcb board 2, respectively with 12 A one-to-one connection of capacitance to be tested.

With reference to shown in Fig. 6, each test switch 4, the test electricity for being arranged on pcb board 2 and connecting the test switch 4 Resistance, and capacitance to be tested is connect with the test switch 4 by pcb board 2 and collectively forms leakage tests circuit；Each test electricity The voltage at resistance both ends is connected to by pcb board 2 in the test port 112 of shell；Each test resistance and capacitance string to be tested Both ends after connection are connected to by pcb board 2 on the instrument port of shell.It, can by detecting the partial pressure in corresponding test resistance To measure the leakage current of corresponding capacitance sample 51 indirectly.It, can capacitance C1~C12 to be tested in the utility model with reference to shown in Fig. 7 Totally 12 capacitance samples 51, by detecting the partial pressure on test resistance R1~R12 respectively, to detect testing capacitor C1~C12 On leakage current.

Several capacitance grafting to be tested ports are additionally provided on the pcb board 2, the capacitance to be tested accesses capacitance to be tested Behind grafting port, the cathode of capacitance to be tested is connected to by pcb board 2 on the instrument port 111 of shell.The capacitance to be tested Grafting port is suitable for the long capacitance sample of grafting 52.

With reference to shown in Fig. 8 and Fig. 9, the instrument port 111 is connected on ultra-capacitor tester, is surveyed by super capacitor Try capacitance test function of the instrument realization to capacitance sample 52.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality All any modification, equivalent and improvement etc., should be included in the guarantor of the utility model made by within novel spirit and principle Within the scope of shield.

Claims

1. a kind of super capacitor test fixture, which is characterized in that include pcb board, the quick elbow of shell and setting inside the shell Folder and several tests switch；The quick elbow sandwiched is set on the pcb board, and several capacitances to be tested, institute are fixed for clamping It states quick elbow folder and is equipped with pin and pcb board that several groups conductive sheet is used to connect the capacitance to be tested；Several tests Switch is arranged on the pcb board, and is electrically connected with corresponding capacitance to be tested by pcb board.

2. super capacitor test fixture according to claim 1, which is characterized in that each test switch is arranged in pcb board The test resistance of the test switch is gone up and connects, and common by pcb board and test switch connection capacitance to be tested Constitute leakage tests circuit；Each test resistance both ends are connected to by pcb board in the test port of shell；Each test electricity Both ends after resistance and capacitance to be tested series connection are connected to by pcb board on the instrument port of shell.

3. super capacitor test fixture according to claim 2, which is characterized in that the rear in the shell is equipped with left and right Symmetrically arranged two quick elbow folders, for fixing two groups of capacitances to be tested；Two groups of tests are correspondingly provided in front of the shell to open It closes；The shell rear surface is correspondingly arranged there are two test port and two instrument ports.

4. super capacitor test fixture according to claim 2, which is characterized in that be additionally provided with several wait on the pcb board Testing capacitor grafting port, after the capacitance to be tested accesses capacitance grafting to be tested port, the cathode of capacitance to be tested passes through Pcb board is connected on the instrument port of shell.

5. super capacitor test fixture according to claim 1, which is characterized in that the quick elbow folder include mounting blocks, Junction block and movable block；The mounting blocks, junction block and movable block are strip disposed in parallel, the mounting blocks and wiring Equipped with vertical guide post between block, on the guide post that the movable block is arranged between mounting blocks and junction block, and slided along guide post； The junction block is equipped with several groups conductive sheet.

6. super capacitor test fixture according to claim 1, which is characterized in that the shell includes bottom case and detains therewith The upper cover of conjunction；The pcb board, quick elbow folder and test switch are arranged in bottom case, and bottom is exposed in the operating side of the test switch Shell side wall.