CN205920805U - Detection device and detecting system of cable, cable - Google Patents
Detection device and detecting system of cable, cable Download PDFInfo
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- CN205920805U CN205920805U CN201620936003.0U CN201620936003U CN205920805U CN 205920805 U CN205920805 U CN 205920805U CN 201620936003 U CN201620936003 U CN 201620936003U CN 205920805 U CN205920805 U CN 205920805U
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Abstract
The embodiment of the utility model provides a detection device and detecting system of cable, cable. , on one han, the embodiment of the utility model provides a cable that provides includes cable, optic fibre and protective layer, and the cladding simultaneously of this protective layer is in cable and optic fibre are outside. The embodiment of the utility model provides a technical scheme can solve current detection technique can't detect whether stolen problem of cutting of cable copper shield layer to and the cable security problem that consequently leads to.
Description
[technical field]
This utility model is related to field of cable technology, more particularly, to cable, the detection means of cable and detecting system.
[background technology]
In recent years, because artificial robber cuts cable, steals and cut the copper shield of cable and barbarous construction etc., cable is caused to be broken
Bad Frequent Accidents, cause huge loss to commercial production and people's daily life.In prior art, typically carried by electric power
Whether wave technology, the detection of full isolated high-voltage electriferous state and infrared emission technology for detection cable are destroyed.
During realizing this utility model, inventor finds that in prior art, at least there are the following problems:
Existing detection technique is all to carry out signal transmission according to existing cable, is judged further according to corresponding signal
To reach the purpose whether detection cable is destroyed, but, the copper screen of cable cannot be detected by existing detection mode
Cover whether layer suffers that robber cuts.
[utility model content]
In view of this, this utility model embodiment provides a kind of cable, the detection means of cable and detecting system, in order to
Solve the problems, such as that existing detection technique cannot detect whether cable of copper shield layer is cut, and the cable peace therefore leading to
Full sex chromosome mosaicism.
On the one hand, this utility model embodiment provides a kind of cable, comprising:
Cable；
Optical fiber；
Protective layer, described protective layer is coated on described cable and outer fiber simultaneously.
Aspect as above and arbitrary possible implementation, it is further provided a kind of implementation, described optical fiber
Number is that the number of or described optical fiber is two.
Aspect as above and arbitrary possible implementation, it is further provided a kind of implementation, described protective layer
Adopt and be made from an insulative material.
One of technique scheme technical scheme has the advantages that
The cable that this utility model embodiment is provided includes cable, optical fiber and protective layer, and this utility model embodiment is led to
Cable and optical fiber are coated by overprotection layer simultaneously, are the situation of a cable compared to cable in prior art itself,
This utility model embodiment can be realized, to detecting that whether cable is destroyed, neither affecting cable by the optical fiber in cable
The effect of itself and function, also so that the detection whether cable is destroyed is more flexible, by external rings such as animal, light
The impact in border is less, is affected also less by installation site.
On the other hand, this utility model embodiment provides a kind of detection means of cable, is applied to as claim 1 institute
The cable stated, described device includes:
Optical transmitting set, described optical transmitting set is connected with one end of the optical fiber in described cable；
Photodetector, described photodetector is connected with the other end of the optical fiber in described cable.
Aspect as above and arbitrary possible implementation, it is further provided a kind of implementation, described light transmitting
Device is connected by optical interface or attachment means with one end of described optical fiber.
Aspect as above and arbitrary possible implementation, it is further provided a kind of implementation, described light detection
Device is connected by optical interface or attachment means with the other end of described optical fiber.
Aspect as above and arbitrary possible implementation, it is further provided a kind of implementation, described connection dress
Put including adapter or union joint.
Aspect as above and arbitrary possible implementation, it is further provided a kind of implementation, described device is also
Including:
Alarm, described alarm is connected with described photodetector.
One of technique scheme technical scheme has the advantages that
The detection means of the cable that this utility model embodiment is provided, is applied to be made up of cable, optical fiber and protective layer
Cable, by one end of the optical fiber in optical transmitting set connection cables, by the other end of the optical fiber in photodetector connection cables.This
Utility model embodiment can send optical signal by optical transmitting set to optical fiber, and, photodetector is believed by optical fiber receiving light
Number, and detect the luminous power of the optical signal receiving, then, photodetector, according to the luminous power detecting, detects described optical fiber
Whether the cable in the cable of place is destroyed.In this utility model embodiment, because optical fiber and cable are coated on same guarantor
In sheath, if occurring cable to steal cut the situation that the copper shield of situation or cable is cut, optical fiber also can be destroyed simultaneously,
Optical signal using optical fiber transmission can change, and the luminous power that photodetector detects also changes therewith, so, using light inspection
The luminous power surveying the optical signal that device detection receives can conveniently detect whether cable receives destruction, thus, protect
Hinder cable safety issue, it is to avoid massive losses that commercial production and people's daily life are caused, and then, solve existing
Some detection techniques cannot detect the problem whether cable of copper shield layer is cut, and the cable safety therefore leading to is asked
Topic.
On the other hand, this utility model embodiment provides a kind of detection means of cable, is applied to as claim 1 institute
The cable stated, described device includes:
Optical time domain reflectometer, described optical time domain reflectometer is connected with the optical fiber in described cable.
Aspect as above and arbitrary possible implementation, it is further provided a kind of implementation, described optical time domain
Reflector is connected by optical interface or attachment means with described optical fiber.
Aspect as above and arbitrary possible implementation, it is further provided a kind of implementation, described device is also
Including:
Display, described display is connected with described optical time domain reflectometer.
Aspect as above and arbitrary possible implementation, it is further provided a kind of implementation, described device is also
Including:
Alarm, described alarm is connected with described optical time domain reflectometer.
One of technique scheme technical scheme has the advantages that
The detection means of the cable that this utility model embodiment is provided, is applied to be made up of cable, optical fiber and protective layer
Cable, by the optical fiber in optical time domain reflectometer connection cables.This utility model embodiment can by optical time domain reflectometer to
Optical fiber transmission optical signal, and, receive the reflected signal of this optical signal, thus, the delivery time according to optical signal and reflection are believed
Number the time of reception, whether the cable in the cable of detection fiber place destroyed.In this utility model embodiment, due to optical fiber
It is coated in same protective layer with cable, if occurring cable to steal cut the situation that the copper shield of situation or cable is cut,
Optical fiber also can be destroyed simultaneously, and the mutation of refractive index can occur in the end of optical fiber, section or optical fiber junction, thus sharp
Strong reflection will be produced with the optical signal of optical fiber transmission and along backtracking, and this reflection is received by area detector during light believe
Number, so, using the moment in the moment of area detector launching light signal during light and reception reflected signal, you can conveniently examine
Measure whether cable receives destruction, and it is possible to determine the particular location that cable is destroyed, thus, ensure cable peace
Full sex chromosome mosaicism, it is to avoid the massive losses that commercial production and people's daily life are caused, and then, solve existing detection skill
Art cannot detect the problem whether cable of copper shield layer is cut, and the cable safety issue therefore leading to.
Another further aspect, this utility model embodiment provides a kind of detecting system, and described system includes above two cable
Detection means.
One of technique scheme technical scheme has the advantages that
The detection means of the cable that this utility model embodiment is provided, is applied to be made up of cable, optical fiber and protective layer
Cable, by one end of the optical fiber in optical transmitting set connection cables, by the other end of the optical fiber in photodetector connection cables；With
When, can be by the optical fiber in optical time domain reflectometer connection cables.This utility model embodiment can be by optical transmitting set to optical fiber
Send optical signal, and, photodetector passes through optical fiber reception optical signal, and detect the luminous power of the optical signal receiving, then,
Photodetector, according to the luminous power detecting, detects whether the cable in the cable of described optical fiber place is destroyed；And then, pass through
Optical time domain reflectometer sends optical signal to optical fiber, and, receives the reflected signal of this optical signal, thus, sending out according to optical signal
Send the time of reception of moment and reflected signal, the particular location that the cable in the cable of detection fiber place is destroyed.This practicality
Can conveniently detect whether cable receives destruction in new embodiment, thus, ensure cable safety issue,
Avoid the massive losses that commercial production and people's daily life are caused, and then, solving existing detection technique cannot examine
Measure the problem whether cable of copper shield layer is cut, and the cable safety issue therefore leading to.
[brief description]
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, below will be to use required in embodiment
Accompanying drawing be briefly described it should be apparent that, drawings in the following description be only some embodiments of the present utility model, right
For those of ordinary skill in the art, without having to pay creative labor, can also be obtained according to these accompanying drawings
Other accompanying drawings.
Fig. 1 is the first cross-sectional view of the cable that this utility model embodiment is provided；
Fig. 2 is the second cross-sectional view of the cable that this utility model embodiment is provided；
Fig. 3 is the first functional block diagram of the detection means of the cable that this utility model embodiment is provided；
Fig. 4 is the second functional block diagram of the detection means of the cable that this utility model embodiment is provided；
Fig. 5 is the schematic diagram of the detecting system of this utility model embodiment institute drawings.
[specific embodiment]
In order to be better understood from the technical solution of the utility model, below in conjunction with the accompanying drawings this utility model embodiment is carried out
Describe in detail.
It will be appreciated that described embodiment is only a part of embodiment of this utility model, rather than whole enforcement
Example.Based on the embodiment in this utility model, those of ordinary skill in the art are obtained under the premise of not making creative work
The all other embodiment obtaining, broadly falls into the scope of this utility model protection.
Term used in this utility model embodiment is the purpose only merely for description specific embodiment, and is not intended to
Limit this utility model." a kind of " of singulative used in this utility model embodiment and appended claims,
" described " and " being somebody's turn to do " is also intended to including most forms, unless context clearly shows that other implications.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation of description affiliated partner, represent
There may be three kinds of relations, for example, a and/or b, can represent: individualism a, there is a and b simultaneously, individualism b these three
Situation.In addition, character "/" herein, typically represent forward-backward correlation to as if a kind of relation of "or".
It will be appreciated that though term first, second etc. may be adopted to describe optical fiber in this utility model embodiment, but
These optical fiber should not necessarily be limited by these terms.These terms are only used for optical fiber is distinguished from each other out.For example, new without departing from this practicality
In the case of type scope of embodiments, the first optical fiber can also be referred to as the second optical fiber, and similarly, the second optical fiber can also be referred to as
First optical fiber.
Depending on linguistic context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determining " or " in response to detection ".Similarly, depending on linguistic context, phrase " if it is determined that " or " if detection
(condition of statement or event) " can be construed to " when determining " or " in response to determining " or " when the detection (condition of statement
Or event) when " or " in response to detecting (condition of statement or event) ".
Embodiment one
This utility model embodiment provides a kind of cable.Refer to Fig. 1, it is provided by this utility model embodiment
First cross-sectional view of cable, as shown in figure 1, this cable includes:
Cable 11；
Optical fiber 12；
Protective layer 13, protective layer 13 is coated on outside cable 11 and optical fiber 12 simultaneously.
Specifically, in this utility model embodiment, the number of optical fiber 12 is that the number of or optical fiber 12 is two.
During a concrete implementation, refer to Fig. 2, the of its cable being provided by this utility model embodiment
Two cross-sectional view, as shown in Fig. 2 this cable includes:
Cable 11；
First optical fiber 121；
Second optical fiber 122；
Protective layer 13, protective layer 13 is coated on outside cable 11, the first optical fiber 121 and the second optical fiber 122 simultaneously.
Specifically, in this utility model embodiment, protective layer 13 is adopted and is made from an insulative material.
Specifically, in this utility model embodiment, insulant can include but is not limited to plastic insulation material and rubber
In insulant at least one, this utility model embodiment is not particularly limited to this.
It should be noted that the copper shield of cable can be on cable 11 surface it is also possible to simultaneously in cable 11 and optical fiber
12 surface, this utility model embodiment is not particularly limited to this.
If this cable is on the basis of original cable, coat original cable and optical fiber composition using protective layer simultaneously
Cable, then the copper shield of cable be coated on cable surface.For example, if on the basis of original cable, being formed by adhesive tape
Protective layer coated on the surface of optical fiber and cable simultaneously, form cable as shown in Figure 1, then the screen layer of cable only wraps
Overlay on the surface of cable, optical fiber surface does not possess the copper shield of cable.Or, if this cable is direct in the fabrication process
Cable and optical fiber are carried out unified protective layer and copper shield cladding is integrally formed, obtain cable as shown in Figure 1, then cable
Copper shield can be coated on the surface of cable and optical fiber simultaneously.
One of this utility model embodiment technical scheme has the advantages that
The cable that this utility model embodiment is provided includes cable, optical fiber and protective layer, and this utility model embodiment is led to
Cable and optical fiber are coated by overprotection layer simultaneously, are the situation of a cable compared to cable in prior art itself,
This utility model embodiment can be realized, to detecting that whether cable is destroyed, neither affecting cable by the optical fiber in cable
The effect of itself and function, also so that the detection whether cable is destroyed is more flexible, by external rings such as animal, light
The impact in border is less, is affected also less by installation site.
Embodiment two
This utility model embodiment provides a kind of detection means of cable, is applied to as the cable of embodiment one.
Refer to Fig. 3, the first functional block diagram of the detection means of its cable being provided by this utility model embodiment,
As shown in figure 3, this device includes:
Optical transmitting set 31, optical transmitting set 31 is connected with one end of the optical fiber 12 in cable；
Photodetector 32, photodetector 32 is connected with the other end of the optical fiber 12 in cable.
Specifically, in this utility model embodiment, optical transmitting set 31 passes through optical interface with one end of optical fiber 12 or is connected
Device connects.
Specifically, in this utility model embodiment, photodetector 32 passes through optical interface or company with the other end of optical fiber 12
Connection device connects.
Specifically, attachment means can include but is not limited to adapter or union joint, and this utility model embodiment is to this
It is not particularly limited.
In this utility model embodiment, optical transmitting set 31 can pass through to send optical signal to the optical fiber 12 connecting, in order to
Photodetector 32 can receive, by optical fiber 12, the optical signal that optical transmitting set 31 sends, and, photodetector 32 can be right
The optical signal receiving carries out the detection of luminous power.
During a concrete implementation, the optical signal that optical transmitting set 31 sends to optical fiber 12 can be continuous light letter
Number.
It is understood that because, in this utility model embodiment, optical fiber 12 and cable 11 are coated on same protective layer
In 13, if occurring cable 11 to occur cable to steal cut the situation that the copper shield of situation or cable is cut, optical fiber 12 also can be with
When destroyed, using optical fiber 12 transmission optical signal can change, the luminous power of the optical signal that photodetector 32 receives
Also can change therewith.
During a concrete implementation, photodetector 32 can by the luminous power of the optical signal receiving with default
Power threshold is compared, if the luminous power of optical signal that photodetector 32 receives is more than or equal to this power threshold,
Detect that the cable 11 in optical fiber 12 place cable is not affected by destroying；Or, if the light of optical signal that photodetector 32 receives
Power is less than this power threshold, then detect that the cable 11 in optical fiber 12 place cable is destroyed.
For example, if the luminous power of optical signal that photodetector 32 receives is p0, then can be by p0With default power threshold
prIt is compared, if p0≥pr, then photodetector 32 cable 11 of optical fiber 12 place cable is detected and receive destruction；Or, if
p0<pr, then photodetector 32 detect optical fiber 12 place cable cable 11 be not affected by destroy.
It is understood that default power threshold can be preset according to actual needs, this utility model embodiment
This is not particularly limited.For example, it is possible to be detected in the optical fiber 12 not destroyed completely according to photodetector 32
Performance number, predetermined power threshold value.
During a concrete implementation, this device also includes:
Alarm 33, alarm 33 is connected with photodetector 32.
It should be noted that in this utility model embodiment, to the connected mode between photodetector 32 and alarm 33
Can include but is not limited to: wired connection or wireless connection, specifically, wireless connection can also include but is not limited to: bluetooth
Connect at least one in connecting, this utility model embodiment with Wireless Fidelity (wireless-fidelity, wi-fi)
This is not particularly limited.
Specifically, if the cable 11 that photodetector 32 detects in optical fiber 12 place cable receives destruction, light is examined
Survey device 32 and can trigger alarm 33, so that alarm 33 output alarm signal.
Specifically, in this utility model embodiment, the alarm signal that alarm 33 can export can include but is not limited to:
At least one of audio alarming signal and flicker alarm signal, this utility model embodiment is not particularly limited to this.
It should be noted that, photodetector 32 different based on the connected mode between photodetector 32 and alarm 33
The specific implementation of triggering alarm 33 can also have multiple implementations, and this utility model embodiment is not carried out to this especially
Limit.
One of this utility model embodiment technical scheme has the advantages that
The detection means of the cable that this utility model embodiment is provided, is applied to be made up of cable, optical fiber and protective layer
Cable, by one end of the optical fiber in optical transmitting set connection cables, by the other end of the optical fiber in photodetector connection cables.This
Utility model embodiment can send optical signal by optical transmitting set to optical fiber, and, photodetector is believed by optical fiber receiving light
Number, and detect the luminous power of the optical signal receiving, then, photodetector is located according to the luminous power detecting, detection fiber
Whether the cable in cable is destroyed.In this utility model embodiment, because optical fiber and cable are coated on same protective layer
Interior, if occurring cable to steal cut the situation that the copper shield of situation or cable is cut, optical fiber also can be destroyed simultaneously, utilization
The optical signal of optical fiber transmission can change, and the luminous power that photodetector detects also changes therewith, so, using photodetector
Detect that the luminous power of the optical signal receiving can conveniently detect whether cable receives destruction, thus, ensure
Cable safety issue, it is to avoid massive losses that commercial production and people's daily life are caused, and then, solve existing
Detection technique cannot detect the problem whether cable of copper shield layer is cut, and the cable safety issue therefore leading to.
Embodiment three
This utility model embodiment provides a kind of detection means of cable, is applied to such as the cable of embodiment one, please join
Examine Fig. 4, the second functional block diagram of the detection means of its cable being provided by this utility model embodiment, as shown in figure 4, should
Device includes:
Optical time domain reflectometer 41, optical time domain reflectometer 41 is connected with the optical fiber 12 in cable.
Specifically, in this utility model embodiment, optical time domain reflectometer 41 and optical fiber 12 can by optical interface or
Attachment means connect.
Specifically, attachment means can include but is not limited to adapter or union joint, and this utility model embodiment is to this
It is not particularly limited.
It is understood that because, in this utility model embodiment, optical fiber 12 and cable 11 are coated on same protective layer
In 13, if occurring cable 11 to occur cable to steal cut the situation that the copper shield of situation or cable is cut, optical fiber 12 also can be with
When destroyed, the mutation of refractive index can occur, thus utilizing optical fiber in the end of optical fiber 12, section or optical fiber 12 junction
The optical signals of 12 transmission will produce strong reflection and along backtracking, and received this reflection by area detector during light 41 and believe
Number, so, launch the moment of optical signal and the moment receiving reflected signal using area detector during light 41, you can conveniently
Whether cable optical fiber place cable is detected receives destruction, and it is possible to determine the cable of optical fiber place cable by broken
Bad particular location.
Specifically, in this utility model embodiment, optical time domain reflectometer 41 can send optical signal to optical fiber 12, and accepts
The reflected signal of this optical signal, and then, optical time domain reflectometer 41 can be according to the delivery time of this optical signal and reflected signal
The time of reception, whether the cable 11 in detection fiber 12 place cable is destroyed.
During a concrete implementation, optical time domain reflectometer 41 can be pulsed light to the optical signal that optical fiber 12 sends
Signal.
Specifically, in this utility model embodiment, optical time domain reflectometer 41 is according to the delivery time of this optical signal and reflection
The time of reception of signal, whether the cable 11 in detection fiber 12 place cable is destroyed, and can include but is not limited to following
Implementation:
The delivery time according to optical signal for the optical time domain reflectometer 41 and the time of reception of reflected signal, obtain the biography of optical signal
Defeated distance, then, optical time domain reflectometer 41 according to the transmission range of optical signal, the cable 11 in detection fiber 12 place cable is
No destroyed.
During a concrete implementation, optical time domain reflectometer 41 can be according to the delivery time of optical signal and reflection letter
Number the time of reception, obtain the transmission duration of optical signal, then, optical time domain reflectometer 41 can according to the transmission duration and light velocity,
The transmission duration of this optical signal is multiplied by the light velocity, you can obtain the transmission range of this optical signal.
During another concrete implementation, after optical time domain reflectometer 41 gets the transmission range of this optical signal,
The twice of the transmission range of this optical signal and length of cable can be compared, if the transmission range of this optical signal is less than cable
The twice of length, then optical time domain reflectometer 41 detect that the cable in the cable of optical fiber place is destroyed；Or, if this optical signal
Transmission range be equal to length of cable twice, then optical time domain reflectometer 41 detect that the cable in the cable of optical fiber place is not affected by
Destroy.
For example, if the transmission range of optical signal that optical time domain reflectometer 41 gets is d, by the two of d and this length of cable l
Times 2l is compared, if d < 2l, the cable 11 that optical time domain reflectometer 41 detects optical fiber 12 place cable receives destruction；Or
Person, if d=2l, the cable 11 that optical time domain reflectometer 41 detects optical fiber 12 place cable is not affected by destroying.
It is understood that because optical time domain reflectometer 41 can determine the transmission range of this optical signal, therefore, optical time domain
According to the transmission range of this optical signal determining and length of cable, reflector 41 can also determine that cable in cable is destroyed
Positional information.
For example, if the transmission range of optical signal that optical time domain reflectometer 41 gets is 5 meters, and the length of this cable is 3
Rice, then optical time domain reflectometer 41 can determine that the position that the cable 11 of optical fiber 12 place cable is destroyed is and optical time domain reflection
1 meter of remote position of the distance of device 41.
During a concrete implementation, this device can also include:
Display 42, display 42 is connected with optical time domain reflectometer 41.
It should be noted that in this utility model embodiment, to the connection between optical time domain reflectometer 41 and display 42
Mode can include but is not limited to: wired connection or wireless connection, and specifically, wireless connection can also include but is not limited to:
Bluetooth connection and Wireless Fidelity connect at least one, this utility model embodiment is not particularly limited to this.
Specifically, if the cable 11 that optical time domain reflectometer 41 detects in optical fiber 12 place cable receives destruction,
Optical time domain reflectometer 41 can be with trigger scope 42, so that the cable 11 in display 42 output optical fibre 12 place cable is subject to
The positional information destroying.
Specifically, this utility model embodiment is destroyed to the cable 11 in its 42 output optical fibre 12 place cable real
The concrete mode of positional information be not particularly limited.
For example, if the cable 11 that optical time domain reflectometer 41 detects in optical fiber 12 place cable receives destruction, it is subject to
The position that the positional information destroying is is 3 meters with the distance of optical time domain reflectometer 41, then optical time domain reflectometer 41 can trigger aobvious
Show device 42, so that display 42 exports the information that the cable 11 in this optical fiber 12 place cable is destroyed, and be subject to broken
Bad particular location is the information of the position being 3 meters with the distance of optical time domain reflectometer 41.
It should be noted that different, the optical time domain based on the connected mode between optical time domain reflectometer 41 and alarm 33
The specific implementation that reflector 41 triggers alarm 33 can also have multiple implementations, and this utility model embodiment is to this not
It is particularly limited.
During another concrete implementation, this device can also include:
Alarm 43, alarm 43 is connected with optical time domain reflectometer 41.
It should be noted that in this utility model embodiment, to the connection between optical time domain reflectometer 41 and alarm 43
Mode can include but is not limited to: wired connection or wireless connection, and specifically, wireless connection can also include but is not limited to:
Bluetooth connection and Wireless Fidelity connect at least one, this utility model embodiment is not particularly limited to this.
Specifically, if the cable 11 that optical time domain reflectometer 41 detects in optical fiber 12 place cable receives destruction,
Optical time domain reflectometer 41 can trigger alarm 43, so that alarm 43 output alarm signal.
Specifically, in this utility model embodiment, the alarm signal that alarm 43 can export can include but is not limited to:
At least one of audio alarming signal and flicker alarm signal, this utility model embodiment is not particularly limited to this.
It should be noted that different, the optical time domain based on the connected mode between optical time domain reflectometer 41 and alarm 43
The specific implementation that reflector 41 triggers alarm 43 can also have multiple implementations, and this utility model embodiment is to this not
It is particularly limited.
One of this utility model embodiment technical scheme has the advantages that
The detection means of the cable that this utility model embodiment is provided, is applied to be made up of cable, optical fiber and protective layer
Cable, by the optical fiber in optical time domain reflectometer connection cables.This utility model embodiment can by optical time domain reflectometer to
Optical fiber transmission optical signal, and, receive the reflected signal of this optical signal, thus, the delivery time according to optical signal and reflection are believed
Number the time of reception, whether the cable in the cable of detection fiber place destroyed.In this utility model embodiment, due to optical fiber
It is coated in same protective layer with cable, if occurring cable to steal cut the situation that the copper shield of situation or cable is cut,
Optical fiber also can be destroyed simultaneously, and the mutation of refractive index can occur in the end of optical fiber, section or optical fiber junction, thus sharp
Strong reflection will be produced with the optical signal of optical fiber transmission and along backtracking, and this reflection is received by area detector during light believe
Number, so, using the moment in the moment of area detector launching light signal during light and reception reflected signal, you can conveniently examine
Measure whether cable receives destruction, and it is possible to determine the particular location that cable is destroyed, thus, ensure cable peace
Full sex chromosome mosaicism, it is to avoid the massive losses that commercial production and people's daily life are caused, and then, solve existing detection skill
Art cannot detect the problem whether cable of copper shield layer is cut, and the cable safety issue therefore leading to.
Example IV
This utility model embodiment provides a kind of detecting system, and this system includes the inspection of the cable as described in embodiment two
Survey the detection means of device and the cable as described in embodiment three.
Illustrate as a example detecting system shown in by Fig. 5, refer to Fig. 5, it is the drawings of this utility model embodiment institute
Detecting system schematic diagram.
As shown in figure 5, this detecting system includes the detection means 53 of the cable as shown in embodiment two and as embodiment three
The detection means 54 of shown cable, this system is applied to the cable as shown in the Fig. 2 in embodiment one.
Specifically, as shown in figure 5, optical transmitting set 531 in the detection means 53 of cable, for this cable in first
One end of optical fiber 121 connects, and photodetector 532, for being connected with the other end of the first optical fiber 121 in this cable.
Specifically, as shown in figure 5, in optical time domain reflectometer 541 in the detection means 54 of cable and this cable second
Optical fiber 122 connects.
Specifically, as shown in figure 5, optical transmitting set 531 can send the optical signal of continuous light to the first optical fiber 121, light is examined
Survey device 532 and optical signal is received by the first optical fiber 121, and detect the luminous power of the optical signal receiving, then, photodetector
According to the luminous power detecting, 532 can detect whether the cable 11 in the first optical fiber 121 place cable is destroyed, and,
Optical time domain reflectometer 541 can send the optical signal of pulsed light to the second optical fiber 122, and then, optical time domain reflectometer 541 receives should
The reflected signal of optical signal, thus, optical time domain reflectometer 541 can be according to the reception of the delivery time of optical signal and reflected signal
In the moment, determine the particular location that the cable 11 in the second optical fiber 122 place cable is destroyed.
Specifically, as shown in figure 5, display 542 can be connected with optical time domain reflectometer 541；And alarm 543 is permissible
It is connected with photodetector 532, meanwhile, alarm 543 can also be connected with optical time domain reflectometer 541.
It is understood that above citing is merely to illustrate this programme, not in order to limit this utility model.
During a concrete implementation, this detecting system include the cable as described in embodiment two detection means and
The detection means of the cable as described in embodiment three, this system is applied to the cable as shown in Fig. 1 in embodiment one.For example, light
Emitter is connected with one end of the optical fiber 12 in this cable, and photodetector is connected with the other end of the optical fiber 12 in this cable；
Optical time domain reflectometer is connected with the optical fiber 12 in this cable.
The part that the present embodiment does not describe in detail, refers to the related description to Fig. 1-Fig. 4.
One of this utility model embodiment technical scheme has the advantages that
The detection means of the cable that this utility model embodiment is provided, is applied to be made up of cable, optical fiber and protective layer
Cable, by one end of the optical fiber in optical transmitting set connection cables, by the other end of the optical fiber in photodetector connection cables；With
When, can be by the optical fiber in optical time domain reflectometer connection cables.This utility model embodiment can be by optical transmitting set to optical fiber
Send optical signal, and, photodetector passes through optical fiber reception optical signal, and detect the luminous power of the optical signal receiving, then,
Whether photodetector is destroyed according to the luminous power detecting, the cable in the cable of detection fiber place；And then, during by light
Domain reflector sends optical signal to optical fiber, and, receives the reflected signal of this optical signal, thus, according to during the transmission of optical signal
Carve the time of reception with reflected signal, the particular location that the cable in the cable of detection fiber place is destroyed.This utility model
Can conveniently detect whether cable receives destruction in embodiment, thus, ensure cable safety issue, it is to avoid
The massive losses that commercial production and people's daily life are caused, and then, to solve existing detection technique cannot detect
The problem whether cable of copper shield layer is cut, and the cable safety issue therefore leading to.
Those skilled in the art can be understood that, for convenience and simplicity of description, the system of foregoing description,
Device and the specific work process of unit, may be referred to the corresponding process in preceding method embodiment, will not be described here.
It should be understood that disclosed system in several embodiments provided by the utility model, apparatus and method,
Can realize by another way.For example, device embodiment described above is only schematically, for example, described list
The division of unit, only a kind of division of logic function, actual can have other dividing mode when realizing, for example, multiple units
Or assembly can in conjunction with or be desirably integrated into another system, or some features can be ignored, or does not execute.Another, institute
Display or the coupling each other discussing or direct-coupling or communication connection can be by some interfaces, device or unit
INDIRECT COUPLING or communication connection, can be electrical, mechanical or other forms.
The described unit illustrating as separating component can be or may not be physically separate, show as unit
The part showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.The mesh to realize this embodiment scheme for some or all of unit therein can be selected according to the actual needs
's.
In addition, can be integrated in a processing unit in each functional unit in each embodiment of this utility model,
Can be that unit is individually physically present it is also possible to two or more units are integrated in a unit.Above-mentioned integrated
Unit both can with the form of hardware realize, it would however also be possible to employ hardware add SFU software functional unit form realize.
The above-mentioned integrated unit realized in the form of SFU software functional unit, can be stored in an embodied on computer readable and deposit
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions with so that a computer
Device (can be personal computer, server, or network equipment etc.) or processor (processor) execution this utility model
The part steps of each embodiment methods described.And aforesaid storage medium includes: u disk, portable hard drive, read only memory
(read-only memory, rom), random access memory (random access memory, ram), magnetic disc or CD
Etc. various can be with the medium of store program codes.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement done etc., should be included in this utility model
Within the scope of protection.
Claims (13)
1. a kind of cable is it is characterised in that described cable includes:
Cable；
Optical fiber；
Protective layer, described protective layer is coated on described cable and outer fiber simultaneously.
2. cable according to claim 1 is it is characterised in that the number of described optical fiber is the number of or described optical fiber
Mesh is two.
3. cable according to claim 1 is it is characterised in that described protective layer is adopted and is made from an insulative material.
4. it is characterised in that being applied to cable as claimed in claim 1, described device includes a kind of detection means of cable:
Optical transmitting set, described optical transmitting set is connected with one end of the optical fiber in described cable；
Photodetector, described photodetector is connected with the other end of the optical fiber in described cable.
5. device as claimed in claim 4 is it is characterised in that described optical transmitting set passes through optical interface with one end of described optical fiber
Or attachment means connect.
6. device as claimed in claim 4 is it is characterised in that described photodetector is connect by light with the other end of described optical fiber
Mouth or attachment means connect.
7. the device as described in claim 5 or 6 is it is characterised in that described attachment means include adapter or union joint.
8. device as claimed in claim 4 is it is characterised in that described device also includes:
Alarm, described alarm is connected with described photodetector.
9. it is characterised in that being applied to cable as claimed in claim 1, described device includes a kind of detection means of cable:
Optical time domain reflectometer, described optical time domain reflectometer is connected with the optical fiber in described cable.
10. device as claimed in claim 9 is it is characterised in that described optical time domain reflectometer passes through optical interface with described optical fiber
Or attachment means connect.
11. devices as claimed in claim 9 are it is characterised in that described device also includes:
Display, described display is connected with described optical time domain reflectometer.
12. devices as claimed in claim 9 are it is characterised in that described device also includes:
Alarm, described alarm is connected with described optical time domain reflectometer.
A kind of 13. detecting systems are it is characterised in that described system includes the inspection of the cable as described in any one of claim 4 to 8
Survey the detection means of device and the cable as described in any one of claim 9 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620936003.0U CN205920805U (en) | 2016-08-24 | 2016-08-24 | Detection device and detecting system of cable, cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620936003.0U CN205920805U (en) | 2016-08-24 | 2016-08-24 | Detection device and detecting system of cable, cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205920805U true CN205920805U (en) | 2017-02-01 |
Family
ID=57871165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620936003.0U Expired - Fee Related CN205920805U (en) | 2016-08-24 | 2016-08-24 | Detection device and detecting system of cable, cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205920805U (en) |
-
2016
- 2016-08-24 CN CN201620936003.0U patent/CN205920805U/en not_active Expired - Fee Related
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