CN203630265U - Body/standby switching device tester - Google Patents
Body/standby switching device tester Download PDFInfo
- Publication number
- CN203630265U CN203630265U CN201320851008.XU CN201320851008U CN203630265U CN 203630265 U CN203630265 U CN 203630265U CN 201320851008 U CN201320851008 U CN 201320851008U CN 203630265 U CN203630265 U CN 203630265U
- Authority
- CN
- China
- Prior art keywords
- control circuit
- switching device
- output
- device shifter
- input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000004973 liquid crystal related substance Substances 0.000 abstract description 3
- 230000003137 locomotive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
A body/standby switching device tester comprises a controller, an output control circuit and an input control circuit, wherein the output control circuit and the input control circuit are connected with the controller. Furthermore the output control circuit is connected with the output end of a body/standby switching device, and the input control circuit is connected with the input end of the body/standby switching device. The controller is connected with a liquid crystal display screen, buttons, a buzzer and a power supply. The body/standby switching device tester according to the technical solution realizes testing to the body/standby switching device totally in a hardware manner.
Description
Technical field
The utility model relates to a kind of proving installation that is directed to this benefit of locomotive switching device shifter.
Background technology
Along with the fast development of China Railway system, traffic safety requires to improve constantly, and has proposed to adopt hardware mode to realize the demand that this benefit of locomotive state switches.Along with this/mend the raising of switching device shifter importance, be badly in need of wanting a kind of can to this/mend the equipment that switching device shifter is tested, this/mending switching device shifter tester arises at the historic moment.
Summary of the invention
The utility model provides a kind of basis/benefit switching device shifter tester that adopts hardware mode to realize completely.
For achieving the above object, the utility model is by the following technical solutions:
Originally a kind of/benefit switching device shifter tester, output control circuit and input control circuit that it comprises controller and is connected with controller, and output control circuit is connected to the output terminal of this benefit switching device shifter, input control circuit is connected to the input end of this benefit switching device shifter; Described output control circuit comprises the external output interface being connected with this benefit switching device shifter output terminal, externally output interface is connected with break-make/contact resistance test output circuit I with 110V input switch control circuit, wherein, break-make/contact resistance test output circuit I is also connected with low-resistance analog switch array I; Described input control circuit comprises the external input interface being connected with this benefit switching device shifter input end, externally input interface is connected with break-make/contact resistance test output circuit II with voltage acquisition/load control circuit, wherein, break-make/contact resistance test output circuit II is also connected with low-resistance analog switch array II.
Described controller is connected with LCDs, button, hummer and power supply.
The utility model that adopts technique scheme, adopts hardware mode to realize the test to this benefit switching device shifter completely.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model.
Embodiment
Originally a kind of/benefit switching device shifter tester, output control circuit and input control circuit that it comprises controller and is connected with controller, and output control circuit is connected to the output terminal of this benefit switching device shifter, input control circuit is connected to the input end of this benefit switching device shifter.
Output control circuit comprises the external output interface being connected with this benefit switching device shifter output terminal, externally output interface is connected with break-make/contact resistance test output circuit I with 110V input switch control circuit, wherein, break-make/contact resistance test output circuit I is also connected with low-resistance analog switch array I.Output control circuit has been realized the handoff functionality between passage, and multiple channel test adopts 1 couple, 4 switching analoging switch with utmost point low on-resistance to carry out passage switching, single-chip conducting resistance <1 Ω, and array way is switched.1 of the first order, 6 of the second level, can measure 48 tunnels, and the external impedance that two-stage circuit band is introduced is not more than 2 Ω, and by dispatching from the factory, parameter correction can be revised eliminating.Input and output can be switched, and can measure the whether short circuit of each passage and other passages.
Input control circuit comprises the external input interface being connected with this benefit switching device shifter input end, externally input interface is connected with break-make/contact resistance test output circuit II with 50V voltage acquisition/load control circuit, wherein, 50V voltage acquisition/load control circuit adopts dividing potential drop and AD sampling to obtain voltage, and break-make/contact resistance test output circuit II is also connected with low-resistance analog switch array II.
Above-mentioned controller is connected with LCDs, button, hummer and power supply.Wherein, external power supply adapter AC220V provide power supply into tester after DC110V changes, and tester is inner adopts 110V to turn 12V power module provides power supply for system.
Controller adopts Cortex-M3 processor as main control unit, drives liquid crystal display, gathers button operation, the switching of control survey passage and other operations.LCDs adopts the very color liquid crystal of TFT, 5.0 cun of sizes, resolution 800 × 480.
Claims (2)
1. basis/benefit switching device shifter tester, it is characterized in that: output control circuit and input control circuit that it comprises controller and is connected with controller, and output control circuit is connected to the output terminal of this benefit switching device shifter, input control circuit is connected to the input end of this benefit switching device shifter;
Described output control circuit comprises the external output interface being connected with this benefit switching device shifter output terminal, externally output interface is connected with break-make/contact resistance test output circuit I with 110V input switch control circuit, wherein, break-make/contact resistance test output circuit I is also connected with low-resistance analog switch array I;
Described input control circuit comprises the external input interface being connected with this benefit switching device shifter input end, externally input interface is connected with break-make/contact resistance test output circuit II with voltage acquisition/load control circuit, wherein, break-make/contact resistance test output circuit II is also connected with low-resistance analog switch array II.
2. according to claim 1/mend switching device shifter tester, it is characterized in that: described controller is connected with LCDs, button, hummer and power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320851008.XU CN203630265U (en) | 2013-12-20 | 2013-12-20 | Body/standby switching device tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320851008.XU CN203630265U (en) | 2013-12-20 | 2013-12-20 | Body/standby switching device tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203630265U true CN203630265U (en) | 2014-06-04 |
Family
ID=50816727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320851008.XU Expired - Lifetime CN203630265U (en) | 2013-12-20 | 2013-12-20 | Body/standby switching device tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203630265U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107719417A (en) * | 2017-09-30 | 2018-02-23 | 湖南中车时代通信信号有限公司 | The brake output signal xegregating unit and system of train operation monitoring device |
-
2013
- 2013-12-20 CN CN201320851008.XU patent/CN203630265U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107719417A (en) * | 2017-09-30 | 2018-02-23 | 湖南中车时代通信信号有限公司 | The brake output signal xegregating unit and system of train operation monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |
|
| CX01 | Expiry of patent term |