CN205229369U - Mining communication cable tester - Google Patents
Mining communication cable tester Download PDFInfo
- Publication number
- CN205229369U CN205229369U CN201521054976.3U CN201521054976U CN205229369U CN 205229369 U CN205229369 U CN 205229369U CN 201521054976 U CN201521054976 U CN 201521054976U CN 205229369 U CN205229369 U CN 205229369U
- Authority
- CN
- China
- Prior art keywords
- test device
- relay
- communication cable
- test
- insulation resistance
- 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 - Fee Related
Links
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model relates to a mining communication cable tester. Its purpose is in order to provide a simple structure, convenient operation, communication cable testing arrangement that degree of automation is high. The utility model discloses a central processing unit, relay strobe unit, break -make testing arrangement, insulaion resistance testing arrangement, input unit and display screen. Central processing unit's control signal output is connected with the control signal receiving terminal of relay strobe unit, relay strobe unit control signal output is connected with break -make testing arrangement and insulaion resistance testing arrangement's control end respectively, break -make testing arrangement and insulaion resistance testing arrangement's test terminal inserts input unit's test terminal respectively, break -make testing arrangement and insulaion resistance testing arrangement's test signal output is connected with central processing unit's test signal receiving terminal respectively, central processing unit's test signal output is connected with the signal reception of display screen end.
Description
Technical field
The utility model relates to communication cable detection field, particularly relates to a kind of mining communication cable tester.
Background technology
In the industrial and mineral field of present stage, multicore communication cable is often used to the transmission of electric energy and control signal in short distance.Insulation resistance in communication cable between core break-make and core evaluates its most important two factors whether meeting index.Multimeter is mostly adopted to measure the break-make of core at present, high tension megger is adopted to detect one by one insulation resistance between core, this mode at substantial manpower and materials, detection time is long, and accuracy of detection and evaluation conclusion depend on technical merit and the working experience of reviewer to a great extent, usually there is the situation detecting error, for the personal safety of workman under ore deposit and the development of enterprise bring potential hidden danger.
Utility model content
The technical problems to be solved in the utility model is to provide the mining communication cable tester that a kind of structure is simple, easy to operate, automaticity is high.
The utility model is mining communication cable tester, wherein, comprise central processing unit, relay strobe unit, on off test device, test device for insulation resistance and input block, the control signal output terminal of central processing unit is connected with the control signal receiving end of relay strobe unit, relay strobe unit control signal output terminal is connected with the control end of on off test device and test device for insulation resistance respectively, the test lead of on off test device and test device for insulation resistance accesses the test lead of input block respectively, on off test device is connected with the test signal receiving end of central processing unit respectively with the test signal output terminal of test device for insulation resistance.
The utility model is mining communication cable tester, wherein said mining communication cable tester also comprises display screen, and the signal receiving end of display screen is connected with the test signal output terminal of central processing unit.
The utility model is mining communication cable tester, wherein said display screen is the lattice lcd screen of resolution 320 × 240.
The utility model is mining communication cable tester, wherein said input block is polycore cable, relay strobe unit is multiple first relay and multiple second relay, one end of each first relay is connected with the core in polycore cable respectively, and the other end of each first relay accesses on off test device respectively; One end of each second relay is connected with one end of the insulation resistance between core in multi-core cable respectively, the other end access test device for insulation resistance of insulation resistance.
The utility model is mining communication cable tester, wherein said on off test device is LM317T three terminal regulator and LM258 operational amplifier.
The utility model is mining communication cable tester, wherein said test device for insulation resistance is divider resistance and AD620 instrument amplifier.
The utility model is mining communication cable tester, wherein said central processing unit is STM32F103ZET6 chip.
The utility model is mining, and communication cable tester difference from prior art is: the utility model is provided with relay strobe unit, on off test device and test device for insulation resistance, cable is made to carry out switching between on off test and megger test by relay strobe unit, automaticity and testing efficiency improve greatly, reduce the generation that people is maloperation situation.The data of on off test and the data of megger test all can show on a display screen, facilitate tester to observe.Central processing unit stores the data received, and is convenient to inquiry and the tracking of test data.Can test multi-cable, testing efficiency improves further simultaneously.
Below in conjunction with accompanying drawing, the mining communication cable tester of the utility model is described further.
Accompanying drawing explanation
Fig. 1 is the syndeton block diagram of the mining communication cable tester of the utility model.
Embodiment
As shown in Figure 1, for the syndeton block diagram of the mining communication cable tester of the utility model, comprise central processing unit 1, relay strobe unit 2, on off test device 3, test device for insulation resistance 4, input block 5 and display screen 6, the control signal output terminal of central processing unit 1 is connected with the control signal receiving end of relay strobe unit 2, relay strobe unit 2 control signal output terminal is connected with the control end of on off test device 3 and test device for insulation resistance 4 respectively, the test lead of on off test device 3 and test device for insulation resistance 4 accesses the test lead of input block 5 respectively, on off test device 3 is connected with the test signal receiving end of central processing unit 1 respectively with the test signal output terminal of test device for insulation resistance 4, the test signal output terminal of central processing unit 1 is connected with the signal receiving end of display screen 6.
Input block 5 of the present utility model is polycore cable, relay strobe unit 2 is multiple first relay and multiple second relay, one end of each first relay is connected with the core in cable respectively, and the other end of each first relay accesses on off test device 3 respectively; One end of each second relay is connected with one end of the insulation resistance between core respectively, the other end access test device for insulation resistance 4 of insulation resistance.It is LM258 operational amplifier that on off test device 3 adopts model to be LM317T three terminal regulator and model, three terminal regulator can provide steady current to core, and the magnitude of voltage at two equal length core two ends is gathered respectively by operational amplifier, and import central processing unit 1 into and compare, thus determine the break-make situation of core.Test device for insulation resistance 4 is AD620 instrument amplifier for divider resistance and model, insulation resistance and divider resistance applies voltage, imports voltage division signal into central processing unit 1 by instrument amplifier, thus determines that whether insulation resistance insulation situation is normal.
The central processing unit 1 adopted in an embodiment of the present utility model is STM32F103ZET6 chip, and display screen 6 is the lattice lcd screen of resolution 320 × 240.
The utility model is mining communication cable tester, be provided with relay strobe unit 2, on off test device 3 and test device for insulation resistance 4, cable is made to carry out switching between on off test and megger test by relay strobe unit 2, automaticity and testing efficiency improve greatly, reduce the generation that people is maloperation situation.The data of on off test and the data of megger test all can show on display screen 6, facilitate tester to observe.Central processing unit 1 stores the data received, and is convenient to inquiry and the tracking of test data.Can test multi-cable, testing efficiency improves further simultaneously.The utility model structure is simple, easy to operate, automaticity is high, compared with prior art has obvious advantage.
Above-described embodiment is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection domain that the utility model claims determine.
Claims (7)
1. a mining communication cable tester, it is characterized in that: comprise central processing unit (1), relay strobe unit (2), on off test device (3), test device for insulation resistance (4) and input block (5), the control signal output terminal of central processing unit (1) is connected with the control signal receiving end of relay strobe unit (2), relay strobe unit (2) control signal output terminal is connected with the control end of on off test device (3) and test device for insulation resistance (4) respectively, the test lead of on off test device (3) and test device for insulation resistance (4) accesses the test lead of input block (5) respectively, on off test device (3) is connected with the test signal receiving end of central processing unit (1) respectively with the test signal output terminal of test device for insulation resistance (4).
2. mining communication cable tester according to claim 1, it is characterized in that: described mining communication cable tester also comprises display screen (6), the signal receiving end of display screen (6) is connected with the test signal output terminal of central processing unit (1).
3. mining communication cable tester according to claim 2, is characterized in that: the lattice lcd that described display screen (6) is resolution 320 × 240 shields.
4. mining communication cable tester according to claim 1, it is characterized in that: described input block (5) is polycore cable, relay strobe unit (2) is multiple first relay and multiple second relay, one end of each first relay is connected with the core in polycore cable respectively, and the other end of each first relay accesses on off test device (3) respectively; One end of each second relay is connected with one end of the insulation resistance between core in multi-core cable respectively, other end access test device for insulation resistance (4) of insulation resistance.
5. mining communication cable tester according to claim 4, is characterized in that: described on off test device (3) is LM317T three terminal regulator and LM258 operational amplifier.
6. mining communication cable tester according to claim 4, is characterized in that: described test device for insulation resistance (4) is divider resistance and AD620 instrument amplifier.
7. mining communication cable tester according to claim 1, is characterized in that: described central processing unit (1) is STM32F103ZET6 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521054976.3U CN205229369U (en) | 2015-12-16 | 2015-12-16 | Mining communication cable tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521054976.3U CN205229369U (en) | 2015-12-16 | 2015-12-16 | Mining communication cable tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205229369U true CN205229369U (en) | 2016-05-11 |
Family
ID=55904426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521054976.3U Expired - Fee Related CN205229369U (en) | 2015-12-16 | 2015-12-16 | Mining communication cable tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205229369U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643448A (en) * | 2017-10-26 | 2018-01-30 | 北京广利核系统工程有限公司 | Megger test detection means and detection method |
| CN108037401A (en) * | 2017-11-10 | 2018-05-15 | 淮北智淮科技有限公司 | A kind of power cable fault tests system |
-
2015
- 2015-12-16 CN CN201521054976.3U patent/CN205229369U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643448A (en) * | 2017-10-26 | 2018-01-30 | 北京广利核系统工程有限公司 | Megger test detection means and detection method |
| CN108037401A (en) * | 2017-11-10 | 2018-05-15 | 淮北智淮科技有限公司 | A kind of power cable fault tests system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105425097A (en) | Mining communication cable tester | |
| CN204832351U (en) | Small resistance and insulation resistance's integrated tester | |
| CN103675671B (en) | A kind of temperature rise test system for high-voltage switch gear | |
| CN202903935U (en) | A multifunctional portable line detector | |
| CN202758035U (en) | Cable fault tester | |
| CN205229369U (en) | Mining communication cable tester | |
| CN107132501A (en) | Electronic mutual inductor verification system and calibration method | |
| CN204065308U (en) | A kind of polycore cable is to line and fault detection system | |
| CN203405561U (en) | Direct current power source grounding fault searching device | |
| CN203708319U (en) | Universal audio distribution frame test cord | |
| CN208043992U (en) | A kind of electric cable failure detector | |
| CN203630159U (en) | Testing opening of comprehensive testing system | |
| CN202600050U (en) | Tester for high tension transmission line | |
| CN103217560A (en) | Anti-stealing-electricity analysis meter | |
| CN203405496U (en) | Electric power system transient waveform storage monitoring system | |
| CN204633468U (en) | A kind of area user identification zone device of multimode manner | |
| CN204758690U (en) | Multipurpose plier table that appears | |
| CN202693659U (en) | Zinc oxide arrester electrification tester | |
| CN203101524U (en) | High voltage fast pulse measurement mechanism | |
| CN202471944U (en) | Integrated tester for high voltage metering device | |
| CN201600440U (en) | Comprehensive energy efficiency quality test device | |
| CN205450101U (en) | High -voltage board high accuracy multichannel alternating current detection device | |
| CN204065400U (en) | High-voltage electric energy meter on-site calibrator | |
| CN205139259U (en) | Centralized control formula electronic ballast test system | |
| CN203572726U (en) | Wire bending device with resistance testing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20161216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |