CN204425354U - Communication line wire searcher - Google Patents
Communication line wire searcher Download PDFInfo
- Publication number
- CN204425354U CN204425354U CN201420123812.0U CN201420123812U CN204425354U CN 204425354 U CN204425354 U CN 204425354U CN 201420123812 U CN201420123812 U CN 201420123812U CN 204425354 U CN204425354 U CN 204425354U
- Authority
- CN
- China
- Prior art keywords
- circuit
- line
- receiver
- transmitter
- signal
- 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
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The utility model discloses a kind of communication line wire searcher, be made up of transmitter and receiver, described transmitter comprises transmitter line inspection circuit and transmitter survey line circuit, described receiver comprises receiver line inspection circuit and receiver survey line circuit, and described transmitter line inspection circuit is electrically connected by the signal generating circuit and line inspection port that produce audio signal square wave and forms; Described receiver line inspection circuit comprises the antenna receive circuit, induction of signal circuit, audio frequency generation module and the dio Output Modules that are electrically connected successively; Described line inspection port is connected with one end of cable to be checked, the audio signal square wave that described signal generating circuit produces gives described cable to be checked by described line inspection port transmission, and is received by the antenna receive circuit of receiver line inspection circuit at the other end of described cable to be checked.The utility model is by frequency identification useful signal and invalid signals, and isolation invalid signals, export useful signal, accurate positioning, is being not easy to get lines crossed.
Description
Technical field
The utility model relates to communication line inspection equipment, particularly relates to a kind of communication line wire searcher.
Background technology
Wire searcher, general reference can check circuit corresponding relation and the equipment whether be communicated with.The said wire searcher of current people is all generally netting twine wire searcher, for checking whether netting twine fractures, and whether connects right room.Handset is connected on one end of circuit, another termination machine tool of circuit, after starting tester, composite aircraft has corresponding lamp and light simultaneously, prove that the circuit searched is in unobstructed state.Wire searcher is simple to operate, interface flexible, of many uses, easy to carry, there is the line inspection, to functions such as line, the line inspection and line status detections, being widely used in the fields such as telecommunications, Internet bar, machine room, building and electric power, is the competent assistant of communication line installation and maintenance engineers and technicians.Existing wire searcher in the market, just broadcasts after directly the audio signal of transmitter being carried out amplification process, alternating current noise will be broadcasted together with noise in environment like this, cause sound unintelligible, allow people accurately cannot judge score.And at communication field, Signal transmissions also exists noise problem, normally utilize Signal analysis Module recognition useful signal and invalid signals, by isolation invalid signals, export useful signal, remove noise, reach the object of clear sound.Therefore, we can by Signal analysis module application in wire searcher.
Utility model content
In order to overcome the above problems, the utility model provides a kind of communication line wire searcher, and by identifying useful signal and invalid signals, isolation invalid signals, export useful signal, accurate positioning, is being not easy to get lines crossed.
The utility model adopts following technical scheme:
A kind of communication line wire searcher, be made up of transmitter and receiver, described transmitter comprises transmitter line inspection circuit and transmitter survey line circuit, described receiver comprises receiver line inspection circuit and receiver survey line circuit, and described transmitter line inspection circuit is electrically connected by the signal generating circuit and line inspection port that produce audio signal square wave and forms; Described receiver line inspection circuit comprises the antenna receive circuit, induction of signal circuit, audio frequency generation module and the dio Output Modules that are electrically connected successively; Described line inspection port is connected with one end of cable to be checked, the audio signal square wave that described signal generating circuit produces gives described cable to be checked by described line inspection port transmission, and is received by the antenna receive circuit of receiver line inspection circuit at the other end of described cable to be checked.
Preferably, described receiver line inspection circuit also comprises the amplifier circuit for sound frequency signal be connected between described induction of signal circuit and described audio frequency generation module.
Preferably, described line inspection port comprises RJ45 port and/or RJ11 port.
Preferably, described transmitter survey line circuit comprises the line sequential signal generative circuit, transmitter line sequence indicating module and the transmitter survey line port that are electrically connected successively; Described receiver survey line circuit comprises the receiver survey line port and receiver line sequence indicating module that are electrically connected successively; Described transmitter survey line port is connected with the two ends of cable to be measured respectively with described receiver survey line port.
Preferably, described receiver is provided with signal receiving antenna and earphone jack.
Preferably, described receiver is also provided with the adjustment of sensitivity knob regulating volume.
The beneficial effects of the utility model are:
Communication line wire searcher of the present utility model, by identifying useful signal and invalid signals, isolation invalid signals, export useful signal, accurate positioning, is being not easy to get lines crossed.
Accompanying drawing explanation
Fig. 1 is the structure chart of the utility model embodiment transmitter.
Fig. 2 is the structure chart of the utility model embodiment receiver.
Fig. 3 is the utility model embodiment line inspection circuit theory diagrams.
Fig. 4 is the utility model embodiment survey line circuit theory diagrams.
Description of reference numerals:
1 ... transmitter 2 ... receiver 3 ... transmitter line inspection circuit
4 ... transmitter survey line circuit 5 ... receiver line inspection circuit 6 ... receiver survey line circuit
7 ... cable 8 to be checked ... cable 101 to be measured ... RJ11 port
102 ... RJ45 port one 03 ... transmitter line sequence indicator light
104 ... line inspection indicator light 105 ... survey line indicator light 106 ... transmitter mains switch
201 ... receiver power supply switch 202 ... power supply indicator 203 ... signal receiving antenna
205 ... adjustment of sensitivity knob 206 ... receiver line sequence indicator light
31 ... signal generating circuit 32 ... line inspection port
41 ... line sequential signal generative circuit 42 ... transmitter line sequence indicating module
43 ... transmitter survey line port 51 ... antenna receive circuit 52 ... induction of signal circuit
53 ... amplifier circuit for sound frequency signal 54 ... audio frequency generation module
55 ... dio Output Modules 61 ... receiver survey line port
62 ... receiver line sequence indicating module
Embodiment
Below in conjunction with the Fig. 1 to Fig. 4 in accompanying drawing, communication line wire searcher of the present utility model is described in further detail.
The communication line wire searcher of the present embodiment, please refer to Fig. 1 to Fig. 4, is made up of transmitter and receiver, and transmitter comprises transmitter line inspection circuit 3 and transmitter survey line circuit 4, and receiver comprises receiver line inspection circuit 5 and receiver survey line circuit 6; Transmitter line inspection circuit 3 is electrically connected by the signal generating circuit 31 and line inspection port 32 that produce audio signal square wave and forms; Receiver line inspection circuit 5 comprises the antenna receive circuit 51, induction of signal circuit 52, audio frequency generation module 54 and the dio Output Modules 55 that are electrically connected successively; Described line inspection port 32 is connected with one end of cable 7 to be checked, the audio signal square wave that described signal generating circuit 31 produces is transferred to described cable to be checked 7 by described line inspection port 32, and is received by the antenna receive circuit 51 of receiver line inspection circuit 5 at the other end of described cable 7 to be checked.Between induction of signal circuit 52 and audio frequency generation module 54, be also provided with Signal analysis module, this Signal analysis module is used for identification signal frequency, belongs to prior art, but depends on hardware configuration of the present utility model and could realize its function.
When the utility model is used for the line inspection, signal generating circuit 31 forms 6.1KHz, duty ratio is the square-wave signal of 50%, be sent to cable 7 to be checked by line inspection port 32 and transmit on cable 7 to be checked, receiver is utilized to monitor in other positions of cable 7 to be checked, when the antenna receive circuit 51 of receiver end receives this signal, induction of signal circuit 52 carries out responding to and identifying, Signal analysis module carries out frequency judgement to the signal received.When the signal frequency received is 5.6KHz ~ 6.6KHz, audio frequency generation module 54 generates the audio frequency of 2.5KHz; When the signal frequency received is 5.0KHz ~ 5.6KHz, audio frequency generation module 54 generates the audio frequency of 1.54KHz; When the signal frequency received is 4.5KHz ~ 5.0KHz, audio frequency generation module 54 generates the audio frequency of 600Hz; When the signal frequency received is below 4.5KHz or more than 6.6KHz, be considered as invalid signals, audio frequency generation module 54 does not generate any audio frequency, and so just noise plays the effect of isolation to external world.The audio signal that audio frequency generation module 54 generates is exported by dio Output Modules 55.Staff, according to the frequency of audio frequency, can know and judge score exactly, same distance, and that root line that audio frequency is the highest is exactly score.
The communication line wire searcher of the present embodiment, please refer to Fig. 3, the basis of previous technique scheme can be specifically, receiver line inspection circuit 5 also comprises the amplifier circuit for sound frequency signal 53 be connected between induction of signal circuit 52 and Signal analysis module, send Signal analysis module again to after the power amplification of the audio signal sensed by induction of signal circuit 52, improve useful signal and signal to noise ratio.
The communication line wire searcher of the present embodiment, please refer to Fig. 1, and the basis of previous technique scheme can be specifically, and line inspection port 32 comprises RJ45 port one 02 and/or RJ11 port one 01.RJ45 port one 02 is for connected with network cable, and RJ11 port one 01 is for connecting telephone wire.
The communication line wire searcher of the present embodiment, please refer to Fig. 2, the basis of previous technique scheme can be specifically transmitter survey line circuit 4 comprises the line sequential signal generative circuit 41, transmitter line sequence indicating module 42 and the transmitter survey line port 43 that are electrically connected successively; Receiver survey line circuit 6 comprises the receiver survey line port 61 and receiver line sequence indicating module 62 that are electrically connected successively; Described transmitter survey line port 43 is connected with the two ends of cable 8 to be measured respectively with described receiver survey line port 61.Line sequential signal generative circuit 41 produces line signals, successively through transmitter line sequence indicating module 42, transmitter survey line port 43, cable to be measured 8, receiver survey line port 61 and receiver line sequence indicating module 62, staff just accurately can judge break-make and the intersection situation of cable 8 to be measured by the situation of lighting of transmitter line sequence indicating module 42 and receiver line sequence indicating module.
The communication line wire searcher of the present embodiment, please refer to Fig. 1 and Fig. 2, and transmitter 1 is provided with transmitter mains switch 106, transmitter line sequence indicator light 103, line inspection indicator light 104 and survey line indicator light 105.Receiver 2 is provided with receiver power supply switch 201, power supply indicator 202, signal receiving antenna 203, receiver line sequence indicator light 206, earphone jack.
The communication line wire searcher of the present embodiment, please refer to Fig. 2, and the basis of previous technique scheme can be specifically, and receiver 2 is also provided with the adjustment of sensitivity knob 205 regulating volume.
The beneficial effects of the utility model are:
Receiver 2 is accurately judging the useful signal sensed, and according to signal strength signal intensity, generates the audio signal of different frequency, and is exported by loud speaker or earphone, reaches accurately to identify useful signal, insulating noise, accurate positioning, be not easy the line inspection effect of getting lines crossed.
The above is preferred implementation of the present utility model; but can not as protection range of the present utility model; every equivalence change of making according to the design spirit in the utility model or to modify or geometric ratio zooms in or out, all should think and fall into protection range of the present utility model.
Claims (5)
1. a communication line wire searcher, it is characterized in that: be made up of transmitter and receiver, described transmitter comprises transmitter line inspection circuit and transmitter survey line circuit, described receiver comprises receiver line inspection circuit and receiver survey line circuit, and described transmitter line inspection circuit is electrically connected by the signal generating circuit and line inspection port that produce audio signal square wave and forms; Described receiver line inspection circuit comprises the antenna receive circuit, induction of signal circuit, the Signal analysis module that are electrically connected successively
,audio frequency generation module and dio Output Modules; Described line inspection port is connected with one end of cable to be checked, the audio signal square wave that described signal generating circuit produces gives described cable to be checked by described line inspection port transmission, and is received by the antenna receive circuit of receiver line inspection circuit at the other end of described cable to be checked; Described transmitter survey line circuit comprises the line sequential signal generative circuit, transmitter line sequence indicating module and the transmitter survey line port that are electrically connected successively; Described receiver survey line circuit comprises the receiver survey line port and receiver line sequence indicating module that are electrically connected successively; Described transmitter survey line port is connected with the two ends of cable to be measured respectively with described receiver survey line port.
2. according to the communication line wire searcher described in claim 1, it is characterized in that: described receiver line inspection circuit also comprises the amplifier circuit for sound frequency signal be connected between described induction of signal circuit and described audio frequency generation module.
3. according to the communication line wire searcher described in claim 1, it is characterized in that: described line inspection port comprises RJ45 port and/or RJ11 port.
4. according to the communication line wire searcher described in claim 1, it is characterized in that: described receiver is provided with signal receiving antenna and earphone jack.
5. according to the communication line wire searcher described in claim 4, it is characterized in that: described receiver is also provided with the adjustment of sensitivity knob regulating volume.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420123812.0U CN204425354U (en) | 2014-03-18 | 2014-03-18 | Communication line wire searcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420123812.0U CN204425354U (en) | 2014-03-18 | 2014-03-18 | Communication line wire searcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204425354U true CN204425354U (en) | 2015-06-24 |
Family
ID=53475682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420123812.0U Expired - Fee Related CN204425354U (en) | 2014-03-18 | 2014-03-18 | Communication line wire searcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204425354U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020757A (en) * | 2017-12-22 | 2018-05-11 | 贵州思源信息科技有限公司 | A kind of multi-functional line walking device |
| CN113049988A (en) * | 2021-03-12 | 2021-06-29 | 广东电网有限责任公司湛江供电局 | Method and device for identifying AC/DC cable, electronic equipment and storage medium |
-
2014
- 2014-03-18 CN CN201420123812.0U patent/CN204425354U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020757A (en) * | 2017-12-22 | 2018-05-11 | 贵州思源信息科技有限公司 | A kind of multi-functional line walking device |
| CN108020757B (en) * | 2017-12-22 | 2024-04-30 | 贵州思源信息科技有限公司 | Multifunctional line inspection device |
| CN113049988A (en) * | 2021-03-12 | 2021-06-29 | 广东电网有限责任公司湛江供电局 | Method and device for identifying AC/DC cable, electronic equipment and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205193530U (en) | Multi -functional environmental monitoring and electrical apparatus controlgear | |
| CN104215864A (en) | Electromagnetic compatibility testing device and method for vehicular communication controller | |
| CN104764973B (en) | Induction type wiring harness tester and detection method | |
| CN204425354U (en) | Communication line wire searcher | |
| CN104007350A (en) | Multifunctional line tracking device | |
| CN204964773U (en) | Novel pipeline identification equipment's sensing signal receives device | |
| CN204964653U (en) | Novel pipeline identification equipment's flexible signal reception device | |
| CN204989299U (en) | Overvoltage monitor | |
| CN204789841U (en) | Cable tester | |
| CN204203482U (en) | A kind of high sensitivity line finder | |
| CN203838282U (en) | Novel non-contact hunting apparatus | |
| CN203813774U (en) | Signal transmitting-receiving system of line finder | |
| CN104020494A (en) | Novel line hunting method | |
| CN202260237U (en) | High-voltage cabinet with data interface | |
| CN203661077U (en) | Line checking instrument of wireless communication circuit | |
| CN103995217A (en) | Novel line hunting instrument | |
| CN203193725U (en) | Multifunctional voice shielding wire tracer | |
| CN203881896U (en) | Novel line hunting instrument | |
| CN205719900U (en) | A kind of electric power detecting instrument | |
| CN204065299U (en) | For the voice line connector of transformer station | |
| CN203859799U (en) | Line inspection machine used for detecting telecontrol signal | |
| CN203775208U (en) | Infrared voice receiving device | |
| CN201903601U (en) | Multi-core control cable audio line finder | |
| CN209132356U (en) | A kind of controller improving VHF radio test | |
| CN203882165U (en) | Intelligent home control system |
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: 20150624 Termination date: 20180318 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |