CN104931875B - Based on on-load switch electric life, mechanical life acting characteristic experimental rig - Google Patents
Based on on-load switch electric life, mechanical life acting characteristic experimental rig Download PDFInfo
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- CN104931875B CN104931875B CN201510330247.4A CN201510330247A CN104931875B CN 104931875 B CN104931875 B CN 104931875B CN 201510330247 A CN201510330247 A CN 201510330247A CN 104931875 B CN104931875 B CN 104931875B
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Abstract
The invention discloses one kind based on on-load switch electric life, mechanical life acting characteristic experimental rig, including casing, Control System of Microcomputer, test current device, on-load switch experimental rig, the on-load switch experimental rig includes automatic feed mechanism, clamp system, automatic close/open machine；The automatic close/open machine is arranged in casing, and the automatic feed mechanism is vertically set in the middle part of automatic close/open machine, and the clamp system is arranged on automatic feed mechanism side；The Control System of Microcomputer connects with electrode, feeding cylinder, clamping cylinder, electrode cylinder, compression cylinder, divide-shut brake cylinders, for providing electric current to electrode, controls cylinder operation；The test current device is connected with electrode, for testing electrode operating current.Provided by the invention to be based on on-load switch electric life, mechanical life acting characteristic experimental rig, the design is simple in structure, high degree of automation, cost of labor is low, judging efficiency is high.
Description
Technical field
The present invention relates to one kind based on on-load switch electric life, mechanical life acting characteristic experimental rig, belong to load and open
Close acting characteristic intelligent measuring technology field.
Background technology
On-load switch is a kind of protector being widely used in industrial automation and construction industry low-voltage distribution system.With
National Industrial automates and construction industry iterative method, more and more on-load switches have been put into live operation.It is existing negative
Lotus switch operation data shows to ensure the supply of material of on-load switch to a certain extent according to the conventional detection that technical standard carries out
Quality, but cannot exclude in on-load switch hidden failure, such as：Accidentally disjunction, breaking current value is unstable, service life
On-load switch is probably belonged to caused by the inaccurate test of routine test Deng, these failures.Once occur, it just can not be right
Residing distribution system carries out effective protection, cuts off circuit rapidly, then caused consequence is very serious.
It is exactly at present artificial than more conventional detection means about the detection of on-load switch acting characteristic, is related to artificial
Size of current is adjusted, adjustment voltage is rule of thumb judged, need to may repeatedly adjust several times and need artificial cognition disjunction, labor intensity
Greatly, skill requirement is high, and data is caused mistake occur and is difficult to find or chance on, probability of happening is not easy to reappear than relatively low, most
Lead to the abnormal manufacture of same batch products acting characteristic eventually, loss difficult to the appraisal is caused to terminal user.
Invention content
Purpose：In order to overcome the deficiencies in the prior art, the present invention provides a kind of based on on-load switch electric life, machine
Tool service life acting characteristic experimental rig.
Technical solution：In order to solve the above technical problems, the technical solution adopted by the present invention is：
One kind is based on on-load switch electric life, mechanical life acting characteristic experimental rig, including casing, microcomputer control system
System, test current device, on-load switch experimental rig, the on-load switch experimental rig include automatic feed mechanism, clamping machine
Structure, automatic close/open machine；The automatic feed mechanism includes：Feeding cylinder, magazine, feeding guide, the magazine side are set
It puts on feeding guide, magazine rear end is provided with feeding cylinder, and magazine another side is installed with through-hole；The clamp system packet
It includes：Clamping cylinder, the clamping cylinder are arranged on magazine side, for clamping the on-load switch in magazine；The automatic division
Brake mechanism includes：Electrode cylinder, electrode, electrode installing plate, slide plate, compression cylinder, compresses guide rail, divide-shut brake group at lifting guide pillar
Plate, divide-shut brake cylinder；Symmetrical above and below between the lifting guide pillar to be provided with slide plate, slide plate one side is connected with electrode cylinder, sliding
Plate another side be provided with compress guide rail, compress guide rail on be provided with electrode installing plate, electrode installing plate front is provided with electrode, institute
It states electrode installation back and is provided with compression cylinder；The divide-shut brake cylinder setting symmetrical above and below, divide-shut brake cylinder one end are all provided with
It is equipped with divide-shut brake shift plate；The automatic close/open machine is arranged in casing, and the automatic feed mechanism is vertically set on automatically
In the middle part of close/open machine, the clamp system is arranged on automatic feed mechanism side；The Control System of Microcomputer and electrode, feeding
Cylinder, clamping cylinder, electrode cylinder, compression cylinder, divide-shut brake cylinders connect, and for providing electric current to electrode, control cylinder
Work；The test current device is connected with electrode, for testing electrode operating current.
The Control System of Microcomputer includes host computer, PLC, pressure regulator, contactor, and the host computer is connected with PLC,
PLC connects with pressure regulator, feeding cylinder, clamping cylinder, electrode cylinder, compression cylinder, divide-shut brake cylinders, power supply and contactor
It is connected, contactor output terminal is connected with pressure regulator input terminal, and output voltage regulator is connected with electrode.
The test current device includes current transformer, host computer, and described current mutual inductor one end is connected with electrode,
The other end is connected with host computer.
Preferably, the quantity of the on-load switch experimental rig is set as four groups.
Advantageous effect：It is provided by the invention to be based on on-load switch electric life, mechanical life acting characteristic experimental rig, it uses
On-load switch experimental rig can complete whole test steps in addition to artificial loading and unloading, electric life, machinery including on-load switch
Two contents of the test of service life；The design is simple in structure, high degree of automation, cost of labor is low, judging efficiency is high.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structure diagram of automatic feed mechanism；
Fig. 3 is the structure diagram of clamp system；
Fig. 4 is the structure diagram of automatic close/open machine；
Fig. 5 is the structure diagram of Control System of Microcomputer；
Fig. 6 is the structure diagram for testing current device.
Specific embodiment
The present invention is further described below in conjunction with the accompanying drawings.
As shown in Figs 1-4, it is a kind of based on on-load switch electric life, mechanical life acting characteristic experimental rig, including casing
1st, Control System of Microcomputer 2, test current device 3, on-load switch experimental rig 4, the on-load switch experimental rig 4 includes automatic
Feed mechanism 41, clamp system 42, automatic close/open machine 43；The automatic feed mechanism includes：Feeding cylinder 411, magazine
412nd, feeding guide 413,412 side of magazine are arranged on feeding guide 413, and 412 rear end of magazine is provided with feeding cylinder
411,412 another side of magazine is installed with through-hole 414；The clamp system 42 includes：Clamping cylinder 421, the clamping gas
Cylinder 421 is arranged on 412 side of magazine, and 421 front end of clamping cylinder can be stretched into the through-hole 414 of 412 side of magazine, expects for clamping
On-load switch 5 in box 412；The automatic close/open machine 43 includes：Electrode cylinder 431, lifting guide pillar 432, electrode 433,
Electrode installing plate 434, compression cylinder 436, compresses guide rail 437, divide-shut brake shift plate 438, divide-shut brake cylinder 439 at slide plate 435；Institute
State it is symmetrical above and below between lifting guide pillar 432 be provided with slide plate 435,435 one side of slide plate is connected with electrode cylinder 431, the cunning
Plate 435 moves up and down under the drive of electrode cylinder 431 along lifting guide pillar 432,435 another side of slide plate be provided with compress guide rail 437,
It compresses and is provided with electrode installing plate 434 on guide rail 437,434 front of electrode installing plate is provided with electrode 433, electrode installing plate 434
The back side is provided with compression cylinder 436, and the electrode installing plate 434 drives lower edge to compress the horizontal shifting of guide rail 437 in compression cylinder 436
Dynamic, the electrode 433 is inserted into the power interface of on-load switch 5 under the action of electrode cylinder 431, then makees in compression cylinder 436
It is under, electrode 433 and power interface card is real；The divide-shut brake cylinder 439 is symmetrical above and below to be arranged on casing 1, divide-shut brake cylinder
439 one end are both provided with divide-shut brake shift plate 438, the position of the divide-shut brake shift plate 438 and the switch key position phase of on-load switch 5
Cooperation for passing through two difference of divide-shut brake shift plates 438 toggle switch key up and down, completes the division of on-load switch 5；It is described automatic
Close/open machine 43 is arranged in casing 1, and the automatic feed mechanism 41 is vertically set on automatic 43 middle part of close/open machine, institute
It states clamp system 42 and is arranged on 43 side of automatic feed mechanism；The Control System of Microcomputer 2 and electrode 433, feeding cylinder 411,
Clamping cylinder 421, electrode cylinder 431, compression cylinder 436, divide-shut brake cylinder 439 are connected, for providing electricity to electrode 433
Stream controls cylinder operation；The test current device 3 is connected with electrode 433, for testing 433 operating current of electrode.
As shown in figure 5, the Control System of Microcomputer 2 includes host computer 21, PLC22, pressure regulator 23, contactor 24, it is described
Host computer 21 is connected with PLC22, PLC22 and pressure regulator 23, feeding cylinder 411, clamping cylinder 421, electrode cylinder 431, pressure
Tight cylinder 436, divide-shut brake cylinder 439 are connected, and power supply is connected with contactor 24, and 24 output terminal of contactor and pressure regulator 23 are defeated
Enter end to be connected, 23 output terminal of pressure regulator is connected with electrode 433.
As shown in fig. 6, the test current device 3 includes current transformer 31, host computer 21, the current mutual inductor 31
One end is connected with electrode 433, and the other end is connected with host computer 21.
Specifically used mode is as follows：When test starts, host computer sends an instruction to PLC, and PLC controls feeding cylinder will expect
Box stretches out, and on-load switch is put into after magazine and retracts in automatic close/open machine by operating personnel；Clamping cylinder stretches into magazine side,
Clamp load switchs；Electrode cylinder, compression cylinder match, and insert electrodes into simultaneously clamping in on-load switch power interface；Power supply
It powers on, PLC controls pressure regulator to complete electric life test to electrode input current；PLC controls divide-shut brake cylinder to be dialled by divide-shut brake
On-load switch on ＆ off switch is stirred in plate up and down motion, completes mechanical life test；It is exported in the real-time measuring electrode of current transformer
Peak point current, and input host computer, host computer is judged, and is converted into virtual value and is shown, for operating personnel's reading,
Solve test situation.
The above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (1)
1. one kind based on on-load switch electric life, mechanical life acting characteristic experimental rig, including casing, Control System of Microcomputer,
Test current device, on-load switch experimental rig, it is characterised in that：The on-load switch experimental rig includes autoloader
Structure, clamp system, automatic close/open machine；The automatic feed mechanism includes：Feeding cylinder, magazine, feeding guide, the material
Box side is arranged on feeding guide, and magazine rear end is provided with feeding cylinder, and magazine another side is installed with through-hole；The folder
Tight mechanism includes：Clamping cylinder, the clamping cylinder are arranged on magazine side, for clamping the on-load switch in magazine；It is described
Automatic close/open machine includes：Electrode cylinder, lifting guide pillar, electrode, electrode installing plate, slide plate, compression cylinder, compress guide rail,
Divide-shut brake shift plate, divide-shut brake cylinder；It is symmetrical above and below between the lifting guide pillar to be provided with slide plate, slide plate one side and electrode cylinder phase
Connection, slide plate another side be provided with compress guide rail, compress guide rail on be provided with electrode installing plate, electrode installing plate front is provided with
Electrode, the electrode installation back are provided with compression cylinder；The divide-shut brake cylinder setting symmetrical above and below, divide-shut brake cylinder one
End is both provided with divide-shut brake shift plate；The automatic close/open machine is arranged in casing, and the automatic feed mechanism is vertically arranged
In the middle part of automatic close/open machine, the clamp system is arranged on automatic feed mechanism side；The Control System of Microcomputer and electricity
Pole, feeding cylinder, clamping cylinder, electrode cylinder, compression cylinder, divide-shut brake cylinders connect, for providing electric current, control to electrode
Cylinder operation processed；The test current device is connected with electrode, for testing electrode operating current；
The Control System of Microcomputer includes host computer, PLC, pressure regulator, contactor, and the host computer is connected with PLC, PLC and
Pressure regulator, feeding cylinder, clamping cylinder, electrode cylinder, compression cylinder, divide-shut brake cylinders connect, and power supply is connected with contactor
It connects, contactor output terminal is connected with pressure regulator input terminal, and output voltage regulator is connected with electrode；
The test current device includes current transformer, host computer, and described current mutual inductor one end is connected with electrode, another
End is connected with host computer；
The quantity of the on-load switch experimental rig is set as four groups；
The electrode is inserted into the power interface of on-load switch, then under compression cylinder effect under the action of electrode cylinder, will be electric
Pole is real with power interface card；
Power supply electrifying, PLC control pressure regulator to complete electric life test to electrode input current；PLC control divide-shut brake cylinders pass through
On-load switch on ＆ off switch is stirred in the up and down motion of divide-shut brake shift plate, completes mechanical life test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510330247.4A CN104931875B (en) | 2015-06-15 | 2015-06-15 | Based on on-load switch electric life, mechanical life acting characteristic experimental rig |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510330247.4A CN104931875B (en) | 2015-06-15 | 2015-06-15 | Based on on-load switch electric life, mechanical life acting characteristic experimental rig |
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| CN104931875A CN104931875A (en) | 2015-09-23 |
| CN104931875B true CN104931875B (en) | 2018-06-19 |
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| CN201510330247.4A Active CN104931875B (en) | 2015-06-15 | 2015-06-15 | Based on on-load switch electric life, mechanical life acting characteristic experimental rig |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108987135B (en) * | 2018-09-14 | 2024-05-24 | 昆山威典电子有限公司 | Automatic toggle mechanism of dial switch |
| CN109443730A (en) * | 2018-12-11 | 2019-03-08 | 国网冀北电力有限公司唐山供电公司 | A kind of antifatigue verifying attachment of power switch and its application method |
| CN111273169A (en) * | 2020-01-20 | 2020-06-12 | 中国电力科学研究院有限公司 | Power distribution switch quantitative evaluation testing device and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3331439B2 (en) * | 1993-10-12 | 2002-10-07 | 株式会社デイシー | Switch durability test equipment |
| JP3608998B2 (en) * | 2000-03-03 | 2005-01-12 | Ｎｅｃエレクトロニクス株式会社 | Circuit device, package member, circuit test method and device |
| CN201289519Y (en) * | 2008-09-25 | 2009-08-12 | 厦门金思维电子有限公司 | Key switch longevity test machine |
| CN103983917B (en) * | 2014-05-29 | 2017-02-22 | 国家电网公司 | Miniature circuit breaker instantaneous action characteristic test bed and test method thereof |
| CN204740326U (en) * | 2015-06-15 | 2015-11-04 | 国家电网公司 | Based on load switch electric life, mechanical durability operating characteristic test device |
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