CN103884932A - Breaking capacity test bench of electromobile charger interface - Google Patents
Breaking capacity test bench of electromobile charger interface Download PDFInfo
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- CN103884932A CN103884932A CN201410084008.0A CN201410084008A CN103884932A CN 103884932 A CN103884932 A CN 103884932A CN 201410084008 A CN201410084008 A CN 201410084008A CN 103884932 A CN103884932 A CN 103884932A
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- 238000012360 testing method Methods 0.000 title claims abstract description 19
- 238000013101 initial test Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000003044 adaptive effect Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 7
- 239000012535 impurity Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
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- 238000010276 construction Methods 0.000 description 1
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Abstract
The invention provides a breaking capacity test bench of an electromobile charger interface. The breaking capacity test bench is simple in structure and convenient to use, and comprises a frame. The frame is provided with a charger fixing part, a first air cylinder, a second air cylinder and two sets of position sensors used for detecting the position of a piston of the first air cylinder and the position of a piston of the second air cylinder. The first air cylinder is communicated with an air source through a first electromagnetic directional valve and a second electromagnetic directional valve, and the second air cylinder is communicated with the air source through a third electromagnetic directional valve and a fourth electromagnetic directional valve. All the electromagnetic directional valves are electrically connected with the position sensors in the corresponding sets. The charger fixing part is used for fixing a charger to be detected. The movement direction of the piston of the first air cylinder faces the position of the interface of the charger to be detected, a charger plug adaptive to the interface of the charger to be detected is fixedly arranged at the end of a piston rod of the first air cylinder, and the movement direction of the piston of the second air cylinder faces the position of an unlocking button of the charger to be detected.
Description
Technical field
The invention belongs to vehicle product test technical field, be specifically related to a kind of breaking capacity testboard bay of electric car charger interface.
Background technology
Electric car charger interface must possess reliable, durable characteristic, therefore before coming into operation, must carry out design verification, wherein the test of the breaking capacity of electric car charger interface refers in the normal use of electric car charger interface, when it should be able to stand normally to use, should there be enough breaking capacity, have reflected when electric motor car charges normal and there will not be band to carry disjunction.Manually test if utilized, not only increased cost of labor, and be difficult to ensure test mass, be therefore badly in need of a kind of testboard bay that can automatically test.
Summary of the invention
The object of the invention is to propose a kind of breaking capacity testboard bay of electric car charger interface simple in structure, easy to use, for the breaking capacity test of electric car charger interface.
The breaking capacity testboard bay of electric car charger interface comprises framework, charger fixed part, the first cylinder, the second cylinder and two groups of position sensors for detection of the piston position of the first cylinder, the second cylinder are installed on described framework, described the first cylinder is communicated with source of the gas by the first solenoid directional control valve, the second solenoid directional control valve, and described the second cylinder is communicated with source of the gas by the 3rd solenoid directional control valve, the 4th solenoid directional control valve; Described the first solenoid directional control valve, the second solenoid directional control valve, the 3rd solenoid directional control valve, the 4th solenoid directional control valve are respectively electrically connected with the position sensor of corresponding group; Described charger fixed part is for fixing charger to be measured, the piston movement direction of described the first cylinder is towards the interface position of charger to be measured, the piston rod end of described the first cylinder is fixed with the Charger (portable round) with the interface adaptation of charger to be measured, and the piston movement direction of described the second cylinder is towards the unlock button position of charger to be measured.
Further, described every group of position transducer is two, and be arranged at respectively cylinder piston initial testing position and cylinder piston terminal test position, to trigger solenoid directional control valve when the initial testing position of cylinder piston and the terminal test position respectively, thereby change the direction of motion of piston.
Further, between the position transducer of described same group and solenoid directional control valve, be provided with delay circuit, to ensure plug and being connected of charger interface maintaining certain hour, be convenient to the reliability of electrical connection of testing charger interface.
Further, between described solenoid directional control valve and source of the gas, be provided with three linked piece, for filtered air impurity and oiling.
Further, between the cylinder of described same group and solenoid directional control valve, be provided with flow speed control valve, with the movement velocity of control cylinder piston, avoid charger interface or unlock button to cause large impact.
Further, described solenoid directional control valve is connected with counter, automatically to record the number of times of test.
Further, described source of the gas is provided with tensimeter, so that control bleed pressure.
In the time of test, charger is fixed on to charger fixed part place, then start source of the gas, make the piston movement of two cylinders, utilize position transducer to survey the position of two cylinder pistons simultaneously, when cylinder piston arrives behind precalculated position, utilize solenoid directional control valve to change the direction of motion of piston, so just can make charger according to predefined program, realize Plug Action and release action.Said process goes round and begins again, and can automatically realize the breaking capacity test of electric car charger interface.
The breaking capacity testboard bay deployed position sensor of electric car charger interface of the present invention and solenoid directional control valve carry out the flexible of control cylinder piston, thereby realize breaking capacity loop test, one-piece construction is simple, debugging is convenient, cost of manufacture is low, has good practicality.
Brief description of the drawings
Fig. 1 is cylinder in the present invention and the position view of charger to be measured.
Fig. 2 is each cylinder piston direction of motion in the present invention and the schematic diagram of position transducer.
Fig. 3 is the structural drawing of the breaking capacity testboard bay of electric car charger interface of the present invention.
Fig. 4 is the circuit theory diagrams of the breaking capacity testboard bay of electric car charger interface of the present invention.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, the specific embodiment of the present invention is described in further detail as effect and the principle of work etc. of the mutual alignment between the shape of related each member, structure, each several part and annexation, each several part.
Embodiment 1:
(framework not shown in FIG. and charger fixed part) as shown in Figure 3, the breaking capacity testboard bay of the electric car charger interface of the present embodiment comprises framework, charger fixed part, the first cylinder 1, the second cylinder 2 and position sensor n1, n2 for detection of the piston position of the first cylinder 1 are installed on described framework, for detection of position sensor n3, the n4 of the piston position of the second cylinder 2, wherein position sensor n1 is positioned at the first cylinder 1 piston initial testing position, and position sensor n2 is positioned at the first cylinder 1 piston terminal test position; Position sensor n3 is positioned at the second cylinder 2 piston initial testing positions, and position sensor n4 is positioned at the second cylinder 2 piston terminal test positions.
The first cylinder 1 is communicated with source of the gas by the first solenoid directional control valve KN1 and the second solenoid directional control valve KN2, and the second cylinder 2 is communicated with source of the gas by the 3rd solenoid directional control valve KN3, the 4th solenoid directional control valve KN4; Between the cylinder of same group and solenoid directional control valve, be provided with flow speed control valve 3, with the movement velocity of control cylinder piston, avoid charger interface or unlock button to cause large impact.
Between solenoid directional control valve and source of the gas 4, be provided with three linked piece 5, for filtered air impurity and oiling.Source of the gas 4 is provided with tensimeter 6, so that control bleed pressure.
As shown in Figure 1, described charger fixed part is for fixing charger to be measured, the piston movement direction of described the first cylinder 1 is towards the interface position of charger to be measured, the piston rod end of described the first cylinder 1 is fixed with the Charger (portable round) with the interface adaptation of charger to be measured, and the piston movement direction of described the second cylinder 2 is towards the unlock button position of charger to be measured.
Between solenoid directional control valve 2 and source of the gas 3, be provided with three linked piece 4, for filtered air impurity and oiling; Between cylinder 1 and solenoid directional control valve 2, be provided with flow speed control valve 5, with the movement velocity of control cylinder piston, avoid charger interface to cause large impact; Source of the gas 3 is provided with tensimeter 6, so that control bleed pressure.
As shown in Figure 2,4, the circuit theory of the breaking capacity testboard bay of the electric car charger interface of the present embodiment is specific as follows: the present embodiment adopts relay to control the work of solenoid directional control valve, and reliable operation and cost are lower.Specifically, relay has 2 kinds, a kind of timing relay KT1, KT2, and one is common miniature relay K3, K4, K5.
Relay K T1 has 2 of normal open switch: No. 1 normal open switch KT11 is connected in parallel on position transducer n1 two ends, can make normal open switch KT11 disconnect when position transducer n1 detects after piston leaves, and often opens for powering to relay K T1 herein; No. 2 normal open switch KT12 connects with the power supply of solenoid directional control valve KN1, sends the instruction of opening solenoid directional control valve KN1 for switching on power.
Relay K T2 has 2 often to open and 2 normally closed switchs: No. 1 normally closed switch KT21 connects with the power supply of relay K T1, after relay K T2 opens, with normally closed switch KT21 closed relay KT1; No. 2 normally closed switch KT22 connects with the power supply of solenoid directional control valve KN1, after relay K T2 opens, closes solenoid directional control valve KN1 with normally closed switch KT22; No. 1 normal open switch KT23 is connected in parallel on position transducer n2 two ends, can make normal open switch KT23 disconnect when position transducer n2 detects after piston leaves, and often opens for powering to relay K T2 herein; No. 2 normal open switch KT24 connects with the power supply of solenoid directional control valve KN3, sends the instruction of opening solenoid directional control valve KN3 for switching on power.
Relay K 3 has 2 often to open and 3 normally closed switchs: No. 1 normally closed switch K31 connects with the power supply of relay K T2, after relay K 3 is opened, with normally closed switch K31 closed relay KT2; No. 2 normally closed switch K32 connects with the power supply of solenoid directional control valve KN3, after relay K 3 is opened, closes solenoid directional control valve KN3 with normally closed switch K32; No. 3 normally closed switch K33 connects with the power supply of relay K 5, after relay K 3 is opened, with normally closed switch K33 closed relay K5; No. 1 normal open switch K34 is connected in parallel on position transducer n4 two ends, can make normal open switch K34 disconnect when position transducer n4 detects after piston leaves, and often opens for powering to relay K 3 herein; No. 2 normal open switch K35 connects with the power supply of solenoid directional control valve KN2, sends the instruction of opening solenoid directional control valve KN2 for switching on power.
Relay K 4 has 2 often to open and 3 normally closed switchs: No. 1 normally closed switch K41 connects with the power supply of relay K 3, after relay K 4 is opened, with normally closed switch K41 closed relay K3; No. 2 normally closed switch K42 connects with the power supply of solenoid directional control valve KN2, after relay K 4 is opened, closes solenoid directional control valve KN2 with normally closed switch K42; No. 3 normally closed switch K43 connects with the power supply of relay K T1, after relay K 4 is opened, with normally closed switch K43 closed relay KT1; No. 1 normal open switch K44 is connected in parallel on position transducer n1 two ends, can make normal open switch K44 disconnect when position transducer n1 detects after piston leaves, and often opens for powering to relay K 4 herein; No. 2 normal open switch K45 connects with the power supply of solenoid directional control valve KN4, sends the instruction of opening solenoid directional control valve KN4 for switching on power.
Relay K 5 has 2 often to open and 2 normally closed switchs: No. 1 normally closed switch K51 connects with the power supply of relay K 4, after relay K 5 is opened, with normally closed switch K51 closed relay K4; No. 2 normally closed switch K52 connects with the power supply of solenoid directional control valve KN4, after relay K 5 is opened, closes solenoid directional control valve KN4 with normally closed switch K52; No. 1 normal open switch K53 is connected in parallel on position transducer n3 two ends, can make normal open switch K53 disconnect when position transducer n3 detects after piston leaves, and often opens for powering to relay K 5 herein; Often open K54 No. 2 and connect with electronic counter, for the counting instruction that switches on power.
Before startup, the initial live stopper rod of two cylinders lays respectively at n1, n3 position, so position transducer n1, n3 are on-states after power initiation.
Make after whole system power supply when pressing total power switch, position transducer n3 and position transducer n1 connect, relay K 5 coil electricities, by the normally closed switch K51 closed relay K4 of relay K 5, relay K T1 coil electricity, normal open switch KT11, the KT12 of relay K T1 all open, 3 position-5 way solenoid directional control valve KN1 coil electricity, the first cylinder 1 is ventilated, and piston rod is pushed ahead, and the first cylinder 1 is carried out X1 action; When the piston movement of the first cylinder 1 is during to position transducer n2 position, position transducer n2 connects, relay K T2 coil electricity, when the normal open switch KT23 of relay K T2, KT24 closure, its normally closed switch KT21, KT22 open, the normally closed switch KT21 of relay K T2 has disconnected the power supply of KT1, the normally closed switch KT22 of KT2 has disconnected the power supply of KN1, KT2 normal open switch KT24 connects the coil power of 3 position-5 way solenoid directional control valve KN3, the second cylinder 2 stretches out, and the second cylinder 2 is carried out Y1 action; When the second cylinder 2 piston movements are during to position transducer n4 position, relay K 3 coil electricities, the normal open switch K34 of K3, K35 closure, its normally closed switch K31, K32, K33 open simultaneously, the normally closed switch K32 of relay K 3 has disconnected the power supply of KN3, and the normally closed switch K31 of K3 has disconnected the power supply of KT2; K3 normal open switch K35 has connected the coil power of 3 position-5 way solenoid directional control valve KN2, makes the first cylinder 1 piston-retraction, and the first cylinder 1 is carried out X0 action; When the piston movement of the first cylinder 1 is during to n1 position, relay K 4 coil electricities, the normal open switch K44 of K4, K45 closure, its normally closed switch K41, K42, K43 open simultaneously, the normally closed switch K42 of K4 has disconnected the power supply of KN2, and the normally closed switch K41 of K4 has disconnected the power supply of K3; The normal open switch K45 of K4 has connected the coil power of 3 position-5 way solenoid directional control valve KN4, and the second cylinder 2 is retracted, and the second cylinder 2 is carried out Y0 action; When the second cylinder 2 piston movements are during to n3 position, two cylinders are returned to initial position, relay K 5 coil electricities, and the normal open switch K53 of K5, K54 closure, its normally closed switch K51, K52 open simultaneously, and KT1 energising, start reciprocation cycle work.In this process, relay K 5 adhesives once, the normal open switch K54 break-make of K5 once, a number of electronic counter note, electronic counter is chosen 5 figure places countings, count 99999 times after zero setting recycle again.
Claims (7)
1. the breaking capacity testboard bay of an electric car charger interface, it is characterized in that comprising framework, charger fixed part, the first cylinder, the second cylinder and two groups of position sensors for detection of the piston position of the first cylinder, the second cylinder are installed on described framework, described the first cylinder is communicated with source of the gas by the first solenoid directional control valve, the second solenoid directional control valve, and described the second cylinder is communicated with source of the gas by the 3rd solenoid directional control valve, the 4th solenoid directional control valve; Described the first solenoid directional control valve, the second solenoid directional control valve, the 3rd solenoid directional control valve, the 4th solenoid directional control valve are respectively electrically connected with the position sensor of corresponding group; Described charger fixed part is for fixing charger to be measured, the piston movement direction of described the first cylinder is towards the interface position of charger to be measured, the piston rod end of described the first cylinder is fixed with the Charger (portable round) with the interface adaptation of charger to be measured, and the piston movement direction of described the second cylinder is towards the unlock button position of charger to be measured.
2. the breaking capacity testboard bay of electric car charger interface according to claim 1, is characterized in that described every group of position transducer is two, and is arranged at respectively cylinder piston initial testing position and cylinder piston terminal test position.
3. the breaking capacity testboard bay of electric car charger interface according to claim 1 and 2, is characterized in that being provided with delay circuit between the position transducer of described same group and solenoid directional control valve.
4. the breaking capacity testboard bay of electric car charger interface according to claim 3, is characterized in that described solenoid directional control valve is connected with counter.
5. the breaking capacity testboard bay of electric car charger interface according to claim 3, is characterized in that being provided with three linked piece between described solenoid directional control valve and source of the gas.
6. the breaking capacity testboard bay of electric car charger interface according to claim 3, is characterized in that being provided with flow speed control valve between the cylinder of described same group and solenoid directional control valve.
7. the breaking capacity testboard bay of electric car charger interface according to claim 3, is characterized in that described source of the gas is provided with tensimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410084008.0A CN103884932A (en) | 2014-03-07 | 2014-03-07 | Breaking capacity test bench of electromobile charger interface |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410084008.0A CN103884932A (en) | 2014-03-07 | 2014-03-07 | Breaking capacity test bench of electromobile charger interface |
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| CN103884932A true CN103884932A (en) | 2014-06-25 |
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| CN201410084008.0A Pending CN103884932A (en) | 2014-03-07 | 2014-03-07 | Breaking capacity test bench of electromobile charger interface |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108002041A (en) * | 2017-12-31 | 2018-05-08 | 横店集团英洛华电气有限公司 | Magnet steel promotes assembling device and promotes control method |
| CN111006856A (en) * | 2019-10-15 | 2020-04-14 | 武汉船用机械有限责任公司 | Test tool for performance of bolt |
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| JP2003166906A (en) * | 2001-12-03 | 2003-06-13 | Fujitsu Ten Ltd | Measuring method and device for axis bending of bearing |
| CN101430353A (en) * | 2007-11-09 | 2009-05-13 | 英华达(上海)电子有限公司 | Device lifetime test device |
| CN201247158Y (en) * | 2008-08-19 | 2009-05-27 | 昆山市创新科技检测仪器有限公司 | Durability tester for angle regulator of vehicle seat |
| CN201293722Y (en) * | 2008-09-24 | 2009-08-19 | 比亚迪股份有限公司 | Fastener testing stand |
| CN101887090A (en) * | 2009-05-12 | 2010-11-17 | 鸿富锦精密工业（深圳）有限公司 | Connector testing machine |
-
2014
- 2014-03-07 CN CN201410084008.0A patent/CN103884932A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003166906A (en) * | 2001-12-03 | 2003-06-13 | Fujitsu Ten Ltd | Measuring method and device for axis bending of bearing |
| CN101430353A (en) * | 2007-11-09 | 2009-05-13 | 英华达(上海)电子有限公司 | Device lifetime test device |
| CN201247158Y (en) * | 2008-08-19 | 2009-05-27 | 昆山市创新科技检测仪器有限公司 | Durability tester for angle regulator of vehicle seat |
| CN201293722Y (en) * | 2008-09-24 | 2009-08-19 | 比亚迪股份有限公司 | Fastener testing stand |
| CN101887090A (en) * | 2009-05-12 | 2010-11-17 | 鸿富锦精密工业（深圳）有限公司 | Connector testing machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108002041A (en) * | 2017-12-31 | 2018-05-08 | 横店集团英洛华电气有限公司 | Magnet steel promotes assembling device and promotes control method |
| CN111006856A (en) * | 2019-10-15 | 2020-04-14 | 武汉船用机械有限责任公司 | Test tool for performance of bolt |
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Owner name: CHERY NEW ENERGY AUTOMOBILE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SAIC CHERY AUTOMOBILE CO., LTD. Effective date: 20150720 |
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Effective date of registration: 20150720 Address after: 241000 Yijiang, Anhui Province, Jin Hua Road, No. 226, South Road, No. Applicant after: New-energy automobile Technology Co., Ltd. of Cherry Address before: 241009 Wuhu economic and Technological Development Zone, Anhui, No. 8 Changchun Road Applicant before: Saic Chery Automobile Co., Ltd. |
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Application publication date: 20140625 |