CN203881887U - Short circuit test device - Google Patents
Short circuit test device Download PDFInfo
- Publication number
- CN203881887U CN203881887U CN201420282618.7U CN201420282618U CN203881887U CN 203881887 U CN203881887 U CN 203881887U CN 201420282618 U CN201420282618 U CN 201420282618U CN 203881887 U CN203881887 U CN 203881887U
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- purpose relay
- switch
- relay
- test device
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- 238000012360 testing method Methods 0.000 title claims abstract description 52
- 238000011056 performance test Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 2
- 101100190527 Arabidopsis thaliana PIN5 gene Proteins 0.000 description 1
- 101150011456 PIN8 gene Proteins 0.000 description 1
- 102000007315 Telomeric Repeat Binding Protein 1 Human genes 0.000 description 1
- 108010033711 Telomeric Repeat Binding Protein 1 Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model belongs to the automotive electronic and electrical performance test technical field and relates to a short circuit test device. The short circuit test device comprises a timing relay, a selection switch and at least one universal relay; the timing relay is connected with the universal relays through the selection switch; the timing relay is provided with a triggering switch; the timing relay is connected with a power supplying power source; and the universal relays are provided with two wiring terminals, wherein one wiring terminal is connected with a power source positive pole/ground, and the other wiring terminal is connected with a tested port. According to the short circuit test device of the utility model, the switch-on and switch-off of the universal relays are controlled through one timing relay. The short circuit test device can be used for short circuit tests of automobile factories, and operation is simple; and the short circuit test device can also be used for other unconventional tests such as power source continuous on-off tests and ground wire open circuit tests.
Description
Technical field
The utility model relates to the technical field of automotive electronics electrical performance test, more specifically, relates to short-circuit test device.
Background technology
In ISO16750-2 automotive electronics electrical performance test, short-circuit test does not have special testing tool, needs manual operation, and manual time-keeping is very inconvenient, and gives client's sensation professional not yet.So in order to solve problems, and a special proving installation of making.
Short-circuit test is a project in automotive electronics electric performance test, and according to standard-required, input/output line need be distinguished over the ground, and power supply is carried out to one minute short-circuit test, so this device need possess following characteristics:
This device needs 2 terminals, connect respectively input/output line and power/ground, and 2 terminals need to be realized break-make by relay.2 terminals (during wiring) when not testing will, in off-state, make 2 terminals closures by relay during test, thereby realize short-circuit condition.Test after 1 minute, relay disconnects automatically, thereby makes short-circuit condition become open-circuit condition, has tested.
But the scheme of above-mentioned prior art is comparatively simple, need artificial computing time, automaticity is low.
Summary of the invention
The utility model is at least one defect overcoming described in above-mentioned prior art, short-circuit test device is provided, thereby the break-make that this device is controlled general-purpose relay by a time switch realizes, device can be used for Ge great automobile factory short-circuit test, simple to operate, also can be used for other unconventional tests.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: short-circuit test device, wherein, comprise time switch, selector switch, at least one general-purpose relay, and time switch is connected with at least one general-purpose relay by selector switch; Described time switch is provided with trigger switch, and time switch connects power supply; General-purpose relay is provided with two terminals, and wherein terminals connect positive source/ground, and another terminals connect tested port.
In the utility model, first according to what test, need to select suitable general-purpose relay, the power lead that time switch connects powers on, time switch is opened, then by general-purpose relay wherein terminals connect positive source/ground, another terminals connect tested port, and time of time switch is set, press trigger switch, general-purpose relay power turn-on, two terminals conductings, test starts, when arriving the time of time switch setting, two terminals disconnect, and test finishes.
Thereby the break-make that device of the present utility model is controlled general-purpose relay by a time switch realizes, device can be used for Ge great automobile factory short-circuit test, simple to operate, also can be used for other unconventional tests, as power supply continuous on-off test, ground wire out of circuit test etc.
Further, described general-purpose relay comprises two, be respectively the first general-purpose relay and the second general-purpose relay, described selector switch comprises the first selecting side, the second selecting side and shutdown side, the first selecting side is connected with the first general-purpose relay, and the second selecting side is connected with the second general-purpose relay.Concrete, the first described general-purpose relay is DC 12V general-purpose relay, the second general-purpose relay is DC 24V general-purpose relay.
In the utility model, general-purpose relay comprises two, one is DC 12V general-purpose relay, and another is DC 24V general-purpose relay, and user can be according to the selection of test, by selector switch, select, when selector switch is connected to the first selecting side, the first general-purpose relay is communicated with, and can connect device being tested at the terminals of the first general-purpose relay, similarly, also available selector switch is selected the second general-purpose relay.When being connected to shutdown side, circuit disconnects, and can not test.
In addition, the utility model also can increase the quantity of general-purpose relay, can increase like this range of choice of test, as long as selector switch quantity arranges and the quantity Matching of general-purpose relay, such scheme is also in the utility model protection domain.
Compared with prior art, beneficial effect is: thus the break-make that the utility model device is controlled general-purpose relay by a time switch realizes, device can be used for Ge great automobile factory short-circuit test, simple to operate, also can be used for other unconventional tests, as power supply continuous on-off test, ground wire out of circuit test etc.
Accompanying drawing explanation
Fig. 1 is the utility model integrated circuit schematic diagram.
Embodiment
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent; For better explanation the present embodiment, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing some known configurations and explanation thereof may to omit be understandable.In accompanying drawing, describe position relationship only for exemplary illustration, can not be interpreted as the restriction to this patent.
As shown in Figure 1, short-circuit test device, wherein, comprises time switch 1, selector switch 5, at least one general-purpose relay, and time switch 1 is connected with at least one general-purpose relay by selector switch 5; Time switch 1 is provided with trigger switch 4, and time switch 1 connects power supply; General-purpose relay is provided with two terminals, and wherein terminals connect positive source/ground, and another terminals connect tested port.
In the present embodiment, the PIN2 of time switch 1 and PIN10 are power supply pin, PIN11 and PIN8 conducting in timing time after powering on, selecteed general-purpose relay power turn-on, relay work, terminals A and terminals B conducting.
General-purpose relay comprises two, be respectively the first general-purpose relay 2 and the second general-purpose relay 3, selector switch 5 comprises that the first selecting side 51, the second selecting side 52 and shutdown side 53, the first selecting sides 51 are connected with the first general-purpose relay 2, and the second selecting side 52 is connected with the second general-purpose relay 3.The first general-purpose relay 2 is DC 12V general-purpose relay, and the second general-purpose relay 3 is DC 24V general-purpose relay.
In the utility model, general-purpose relay comprises two, one is DC 12V general-purpose relay 2, and another is DC 24V general-purpose relay 3, and user can be according to the selection of test, by selector switch 5, select, when selector switch 5 is connected to the first selecting side 51, the first general-purpose relay 2 is communicated with, and can connect device being tested at the terminals of the first general-purpose relay 2, similarly, also available selector switch 5 is selected the second general-purpose relay 3.When being connected to shutdown side 53, circuit disconnects, and can not test.
In addition, the utility model also can increase the quantity of general-purpose relay, can increase like this range of choice of test, as long as the quantity Matching of selector switch 5 quantity settings and general-purpose relay, such scheme is also in the utility model protection domain.
Specific works principle is as follows:
Before test, arrange as follows: application model: A, the time: 001, chronomere: s, selector switch: " II " shelves (DC 12V) or " I " shelves (DC24V);
Power lead powers on, and 1s(is identical with the time arranging before test) after, time switch 1 is opened, and time switch 1 screen is shown as " ON ";
According to test request, terminals A is connected to positive source/ground, terminals B is connected to one of them port that needs test, and the time that time switch 1 is set is 60s;
Press trigger switch 4, selecteed general-purpose relay power turn-on, terminals A and B conducting, test starts.Screen display state: " OFF " constantly glimmers;
When the 60s time, arrive, " OFF " state becomes " ON " state.Terminals A and B disconnect, and test finishes.
Terminals B is connected to other test ports, presses trigger switch 4, continue test.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.All any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in the protection domain of the utility model claim.
Claims (3)
1. short-circuit test device, is characterized in that, comprises time switch (1), selector switch (5), at least one general-purpose relay, and time switch (1) is connected with at least one general-purpose relay by selector switch (5); Described time switch (1) is provided with trigger switch (4), and time switch (1) connects power supply; General-purpose relay is provided with two terminals, and wherein terminals connect positive source/ground, and another terminals connect tested port.
2. short-circuit test device according to claim 1, it is characterized in that: described general-purpose relay comprises two, be respectively the first general-purpose relay (2) and the second general-purpose relay (3), described selector switch (5) comprises the first selecting side (51), the second selecting side (52) and shutdown side (53), the first selecting side (51) is connected with the first general-purpose relay (2), and the second selecting side (52) are connected with the second general-purpose relay (3).
3. short-circuit test device according to claim 2, is characterized in that: described the first general-purpose relay (2) is DC 12V general-purpose relay, and the second general-purpose relay (3) is DC 24V general-purpose relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282618.7U CN203881887U (en) | 2014-05-29 | 2014-05-29 | Short circuit test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282618.7U CN203881887U (en) | 2014-05-29 | 2014-05-29 | Short circuit test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203881887U true CN203881887U (en) | 2014-10-15 |
Family
ID=51682371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420282618.7U Expired - Lifetime CN203881887U (en) | 2014-05-29 | 2014-05-29 | Short circuit test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203881887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112650197A (en) * | 2020-12-18 | 2021-04-13 | 雄狮汽车科技(南京)有限公司 | Automatic open circuit test box for performance test of automobile electronic equipment and test method thereof |
-
2014
- 2014-05-29 CN CN201420282618.7U patent/CN203881887U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112650197A (en) * | 2020-12-18 | 2021-04-13 | 雄狮汽车科技(南京)有限公司 | Automatic open circuit test box for performance test of automobile electronic equipment and test method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 511400 150, No. 8, Qishan Road, Shiqi Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: Radio and TV Measurement and Testing Group Co.,Ltd. Address before: 510656 Guangdong city of Guangzhou province Whampoa Avenue Tianhe District Xiping Yun Road No. 163 Patentee before: GUANGZHOU GRG METROLOGY & TEST Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141015 |