CN202748438U - Cable checking instrument - Google Patents
Cable checking instrument Download PDFInfo
- Publication number
- CN202748438U CN202748438U CN 201220453618 CN201220453618U CN202748438U CN 202748438 U CN202748438 U CN 202748438U CN 201220453618 CN201220453618 CN 201220453618 CN 201220453618 U CN201220453618 U CN 201220453618U CN 202748438 U CN202748438 U CN 202748438U
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- Prior art keywords
- circuit
- power supply
- cable
- chip microcomputer
- power
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- Expired - Fee Related
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model discloses a cable checking instrument. A transmitting device is connected with one end of a cable, the other end of the cable is connected with a receiving device, wherein the transmitting device comprises a first power supply circuit, and the receiving device comprises a second power supply circuit; one end of the first power supply circuit converts a power supply into 5V direct current voltage through a first voltage stabilizing circuit and a first filter circuit and provides power for a first single chip microcomputer; the other end of the first power supply circuit is connected to a first common terminal; the first single chip microcomputer is connected to a first 12-path terminal; one end of the second power supply circuit converts a power supply into the 5V direct current voltage and provides power for a second single chip microcomputer through a second voltage stabilizing circuit and a second filter circuit; the other end of the second power supply circuit is connected to a second common terminal; one end of the second single chip microcomputer is connected to a display module; and the other end is connected to a second 12-path terminal through a voltage comparator. The cable checking instrument disclosed by the utility model can detect 12 cables simultaneously, thereby improving the work efficiency and the qualified rate of cable checking. In addition, detection results can be displayed visually through a display module.
Description
Technical field
The utility model belongs to electric field, particularly a kind of wire.
Background technology
At metallurgy industry, the running of a lot of plant equipment is dragged by motor.And the starting of motor, move and stop to be controlled by electrical system.Control system is connected and composed by wire by various components and parts.Various components and parts are installed in the different dish cabinets, and the electrical connection of the interior components and parts of different dish cabinets reaches the terminal row transition of coiling separately cabinet by external wire and finishes.By code requirement identical numbering is carried out at same wire two ends during design and be commonly called as wire size or terminal number (numeral or English alphabet).
Wire is exactly by proofreading the i.e. school line of wire, press design rule to wire two ends numbering, guaranteeing a kind of device of wire exact connect ion.The school line is the important procedure of installation of electrical equipment before debugging, is a cumbersome course of work, and thousands of wires all will carry out the school line, and accuracy must reach 100%.
In realizing process of the present utility model, find to exist at least in the prior art following shortcoming and defect:
Traditional school the Line tool is the simple and easy correcting line machine that utilizes bulb and battery to manufacture, proofreads and numbers by changing one by one to connect, and inefficiency, and not directly perceived.
The utility model content
The utility model provides a kind of wire, and the utility model has improved work efficiency and shown result's intuitive, sees for details hereinafter and describes:
A kind of wire comprises: emitter, and an end of described emitter and cable links to each other, and the other end of described cable connects receiving trap, and wherein, described emitter comprises: the first power circuit; Described receiving trap comprises: the second source circuit;
It is the power supply of the first single-chip microcomputer that described the first power circuit one end is converted to the 5V DC voltage by the first mu balanced circuit and the first filtering circuit with power supply; Another termination first common port of described the first power circuit; Described the first single-chip microcomputer connects the one 12 road terminals;
It is the second singlechip power supply that described second source circuit one end is converted to the 5V DC voltage by the second mu balanced circuit and the second filtering circuit with power supply; Another termination second common port of described second source circuit; Described second singlechip one termination display module; The other end connects the two 12 road terminals by voltage comparator.
Described display module is made of 8 segment numeral pipes and triode.
Also be provided with the indicating module that is formed by light emitting diode and electric capacity on described the first power circuit and the described second source circuit.
The beneficial effect of the technical scheme that the utility model provides is: by emitter and receiving trap being connected to the both sides of cable, can detect simultaneously 12 cables, improve the school lineman and made efficient and school line qualification rate; And testing result can be shown intuitively by display module.
Description of drawings
The synoptic diagram of the use state of the wire that Fig. 1 provides for the utility model;
The structural representation of the emission transposition that Fig. 2 provides for the utility model;
The structural representation of the receiving trap that Fig. 3 provides for the utility model.
Shown in components listed is listed as follows in the accompanying drawing:
1: emitter; 2: receiving trap;
3: cable; 11: the first power circuits;
12: the first mu balanced circuits; 13: the first filtering circuits;
14: the first single-chip microcomputers; 15: the first common ports;
16: the one 12 road terminals; 21: the second source circuit;
22: the second mu balanced circuits; 23: the second filtering circuits;
24: second singlechip 24; 25: the second common ports;
26: display module; 27: voltage comparator;
28: the 2 12 road terminals.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing the utility model embodiment is described in further detail.
In order to increase work efficiency and to show result's intuitive, the utility model embodiment has proposed a kind of wire, referring to Fig. 1, Fig. 2 and Fig. 3, sees for details hereinafter and describes:
A kind of wire comprises: emitter 1, and an end of emitter 1 and cable 3 links to each other, and the other end of cable 3 connects receiving trap 2, and wherein, emitter 1 comprises: the first power circuit 11; Receiving trap 2 comprises: second source circuit 21;
It is 14 power supplies of the first single-chip microcomputer that the first power circuit 11 1 ends are converted to the 5V DC voltage by the first mu balanced circuit 12 and the first filtering circuit 13 with power supply; Another termination first common port 15 of the first power circuit 11; The first single-chip microcomputer 14 connects the one 12 road terminals 16;
It is second singlechip 24 power supplies that second source circuit 21 1 ends are converted to the 5V DC voltage by the second mu balanced circuit 22 and the second filtering circuit 23 with power supply; Another termination second common port 25 of second source circuit 21; Second singlechip 24 1 termination display modules 26; The other end connects the two 12 road terminals 28 by voltage comparator 27.
Wherein, show that 26 of moulds are made of 8 segment numeral pipes and triode.Concrete annexation is that those skilled in the art are known, and the utility model embodiment does not limit at this.
Further, whether switch in order to show better the first power circuit 11 and second source circuit 21, also be provided with the indicating module that is formed by light emitting diode and electric capacity on the first power circuit 11 and the second source circuit 21.Concrete annexation is that those skilled in the art are known, and the utility model embodiment does not do at this and gives unnecessary details.
Wherein, the first single-chip microcomputer 14 and second singlechip 24 can be the AT89S52 chip; The first mu balanced circuit 12 and the second mu balanced circuit 22 can be 7805 chips; The first filtering circuit 13 and the second filtering circuit 23 can be made of electric capacity, during specific implementation, can also adopt chip and the device of other models, and the utility model embodiment does not limit this.
The below is seen for details hereinafter and is described so that 12 cables are detected as the principle of work of the detailed description wire of example:
Finding out in the cable 3(Practical Project by the school wire is the core of cable) in concentric line (generally being the wire that color is different from other core), the concentric line two ends are connected on respectively on the first common port 15 and the second common port 25.
Connection is by all the other cores of school cable 3, and one terminates on the one 12 road terminals 16 of emitter 1, and the other end is connected on the two 12 road terminals 28 of receiving trap 2.Press the power switch of emitter 1 and receiving trap 2, wire begins to identify wire.8 segment numeral pipes of receiving trap 2 begin to show wire size (be respectively 1,2,3,4,5,6,7,8,9, A, b and C totally 12).
Judge the numbering of cable 3: the cable 3 that cable 3 and the receiving trap 2 that is connected on No. 1 terminal of emitter 1 is shown as on 1 the terminal is same cables; The like, the school goes out 12 cables, and by showing that wire size is numbered and wears wire size, so far, the school lineman who finishes this group cable 3 does.
When 8 segment numeral pipes represent namely that without showing cable 3 opens circuit; When showing, repetition of figures namely represents cable 3 short circuits.
In sum, the utility model embodiment provides a kind of wire, by emitter and receiving trap being connected to the both sides of cable, can detect simultaneously 12 cables, has improved the school lineman and has made efficient and school line qualification rate; And testing result can be shown intuitively by display module.
It will be appreciated by those skilled in the art that accompanying drawing is the synoptic diagram of a preferred embodiment, above-mentioned the utility model embodiment sequence number does not represent the quality of embodiment just to description.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (3)
1. a wire is characterized in that, comprising: emitter (1), described emitter (1) links to each other with an end of cable (3), the other end of described cable (3) connects receiving trap (2), and wherein, described emitter (1) comprising: the first power circuit (11); Described receiving trap (2) comprising: second source circuit (21);
It is the first single-chip microcomputer (14) power supply that described the first power circuit (11) one ends are converted to the 5V DC voltage by the first mu balanced circuit (12) and the first filtering circuit (13) with power supply; Another termination first common port (15) of described the first power circuit (11); Described the first single-chip microcomputer (14) connects the one 12 road terminals (16);
It is second singlechip (24) power supply that described second source circuit (21) one ends are converted to the 5V DC voltage by the second mu balanced circuit (22) and the second filtering circuit (23) with power supply; Another termination second common port (25) of described second source circuit (21); Described second singlechip (24) one termination display modules (26); The other end connects the two 12 road terminals (28) by voltage comparator (27).
2. a kind of wire according to claim 1 is characterized in that, described display module (26) is made of 8 segment numeral pipes and triode.
3. a kind of wire according to claim 1 is characterized in that, also is provided with the indicating module that is comprised of light emitting diode and electric capacity on described the first power circuit (11) and the described second source circuit (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220453618 CN202748438U (en) | 2012-09-07 | 2012-09-07 | Cable checking instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220453618 CN202748438U (en) | 2012-09-07 | 2012-09-07 | Cable checking instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202748438U true CN202748438U (en) | 2013-02-20 |
Family
ID=47707812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220453618 Expired - Fee Related CN202748438U (en) | 2012-09-07 | 2012-09-07 | Cable checking instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202748438U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103163419A (en) * | 2013-04-02 | 2013-06-19 | 国家电网公司 | Indicator and method for cable core correction and transformer tripping outlet correction |
| CN104155570A (en) * | 2014-07-09 | 2014-11-19 | 国家电网公司 | Cable checking device |
-
2012
- 2012-09-07 CN CN 201220453618 patent/CN202748438U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103163419A (en) * | 2013-04-02 | 2013-06-19 | 国家电网公司 | Indicator and method for cable core correction and transformer tripping outlet correction |
| CN104155570A (en) * | 2014-07-09 | 2014-11-19 | 国家电网公司 | Cable checking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20130907 |