CN107705910A - If the underwater cable of testing agency - Google Patents
If the underwater cable of testing agency Download PDFInfo
- Publication number
- CN107705910A CN107705910A CN201710802563.6A CN201710802563A CN107705910A CN 107705910 A CN107705910 A CN 107705910A CN 201710802563 A CN201710802563 A CN 201710802563A CN 107705910 A CN107705910 A CN 107705910A
- Authority
- CN
- China
- Prior art keywords
- cable
- pressure
- protecting box
- main body
- testing agency
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/12—Arrangements for exhibiting specific transmission characteristics
- H01B11/16—Cables, e.g. submarine cables, with coils or other devices incorporated during cable manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/32—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks
- H01B7/326—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks comprising pressure sensing means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/32—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks
- H01B7/328—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks comprising violation sensing means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0462—Tubings, i.e. having a closed section
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The present invention relates to underwater cable.A kind of underwater cable for setting testing agency, including cable main body, the cable main body is provided with some cable state detection sensors being distributed along cable length direction, the cable main body is provided with some protecting box, the cable state detection sensor is correspondingly in the protecting box, the protecting box is provided with slip pipe and two threading openings, the cable main body passes through the protecting box through described two threading openings, the threading opening is sealed connected together with the cable main body, the slip pipe interior sealing slidably connects balance weight, filling insulating oil in the protecting box.The invention provides a kind of cable state detection sensor to be not easy the impaired underwater cable for setting testing agency, and the cable state detection sensor for solving the problems, such as the existing underwater cable for setting testing agency easily produces damage.
Description
Technical field
The present invention relates to underwater cable, more particularly to a kind of underwater cable for setting testing agency.
Background technology
Underwater cable is that ocean underwater optical cable, cable and various ocean underwater installations and marine dragging system etc. provide water
The services such as lower communication, electric power and pulling force.The reliability of underwater cable is directly determined under ocean underwater optical cable, cable, ocean water
The security and validity of equipment, marine dragging system and anchoring system.Cable in use, due to stress in seawater
(Underwater Pressure, hydro-flow thrust, different kind organism and object touch)Complexity, operating mode are severe, it is easy to which the bending for producing cable is beaten
Knot, fatigue wear, it is therefore desirable to the information such as working condition and shape to underwater cable is monitored in real time, relatively more at present
Way is in its surface mount foil gauge or multi-axial sensor etc.(Foil gauge or multi-axial sensor are referred to as cable state below
Detection sensor), the information transfer for then being detected cable state detection sensor by communication module is to computer, then leads to
Cross digital simulation and go out the information such as cable real-time geometric.Existing cable state detection sensor is easily produced in actual use
Raw situations such as intaking, damage by pressure, damaging.
The content of the invention
The invention provides a kind of cable state detection sensor to be not easy the impaired underwater cable for setting testing agency,
The cable state detection sensor for solving the problems, such as the existing underwater cable for setting testing agency easily produces damage.
Above technical problem solves by the following technical programs:A kind of underwater cable for setting testing agency, including line
Cable body, the cable main body are provided with some cable state detection sensors being distributed along cable length direction, and its feature exists
In the cable main body is provided with some protecting box, and the cable state detection sensor is located at the protection correspondingly
In box, the protecting box is provided with slip pipe and two threading openings, and the cable main body passes through the protection through described two threading openings
Box, the threading opening are sealed connected together with the cable main body, and the slip pipe interior sealing slidably connects balance weight, described
Filling insulating oil in protecting box.Set protecting box to protect cable state detection sensor, can effectively prevent cable-shaped
State detection sensor is damaged.Balance weight is set, enables to the pressure of protecting box inside and outside to keep balance, so as to prevent in deep water
Protecting box is flattened by hydraulic pressure and damaged during area.
Preferably, the free end of the threading opening is provided with external thread section, the external thread section is provided with sealing otch, described
Sealing nut is threaded with external thread section.The reliable sealing of threading opening and cable main body can be realized.
Preferably, it is provided with least 2 sealing rings in the threading opening.Sealing reliability can further be improved.
Preferably, the seal box is additionally provided with insulating oil adding mouth and cable state detection sensor installing port, insulation
Oily adding mouth is sealedly connected with addition lid, and cable state detection sensor installing port is tightly connected installation lid.
Present invention additionally comprises monitoring driving mechanism, the monitoring driving mechanism includes sound generating mechanism, control unit, the first pressure
Force snesor, second pressure sensor and the flexible layer being wrapped in outside protecting box, formed between the flexible layer and protecting box empty
Chamber, fills out in the cavity hydraulically full, and the first pressure sensor is arranged in the cavity, the second pressure sensor
It is arranged in the protecting box;When the pressure that first pressure sensor detects is subtracted obtained by the pressure that second sensor detects
Difference when being more than preset value, described control unit make the sound generating mechanism sounding, if the continuous sounding of sound generating mechanism 1 minute with
On then control unit make sound generating mechanism stop sounding and by preset value be revised as stop the sound generating mechanism sounding moment first pressure pass
The pressure that sensor detects subtracts the difference obtained by the pressure that second sensor detects;The pressure that first pressure sensor detects
When the difference that power subtracts obtained by the pressure that second sensor detects is less than preset value, preset value is adjusted to be equal to by control unit
The pressure that first pressure sensor detects subtracts the difference obtained by the pressure that second sensor detects.When the fish production in water
It is raw when hitting or baiting protecting box and cause the pressure rise of interior intracavitary, sound generating mechanism can sounding and fish is driven away, so as to
Play the protective effect to protecting box.And the feature in the technical program is " if the continuous sounding of sound generating mechanism more than 1 minute
Control unit makes sound generating mechanism stop sounding and be revised as preset value to stop sound generating mechanism sounding moment first pressure sensor
The pressure detected subtracts the difference obtained by the pressure that second sensor detects " extruding of deadweight or holding for current can be avoided
Continuous impact causes during the pressure rise of interior intracavitary, sound generating mechanism produces and continues sounding;" first pressure sensor detects feature
When the difference that pressure subtracts obtained by the pressure that second sensor detects is less than preset value, preset value is adjusted to by control unit
The difference obtained by the pressure that second sensor detects is subtracted in the pressure that first pressure sensor detects " enable to ocean current
Pressure etc. causes chamber pressure to rise after having carried out the adjustment of preset value, preset value can be carried out into school after power disappearance
Just, so as to preventing the sound generating mechanism not sounding when thering are fish to destroy protecting box after the power disappears, good reliability.
Preferably, the sound generating mechanism includes drive mechanism, whistle and what is set gradually first determine stripper plate, first
Air bag, dynamic stripper plate, the second air bag and second determine stripper plate, and the drive mechanism is controlled to drive by described control unit
State stripper plate and determine stripper plate and second first and determine to move back and forth between stripper plate, first air bag enters outlet provided with first
Mouth, described first enters outlet nozzle is sealed connected together with the entrance point of the whistle, and second air bag is provided with the second disengaging
Valve, described second enters outlet nozzle is sealed connected together with the port of export of the whistle.Improve a kind of skill of sound generating mechanism
Art conceives different technical schemes.Certain sound generating mechanism can also use existing electric horn or electric bell etc..
Preferably, the drive mechanism includes the drive that guide rod, the screw mandrel parallel with guide rod and drive screw rotate
Dynamic motor, the dynamic stripper plate are set on the guide rod, and the dynamic stripper plate is threaded in the drive screw, institute
State guide rod along first determine stripper plate and second determine stripper plate distribution arrangement extend.
Preferably, the sound generating mechanism is located in the protecting box.Protecting box can be protected to sound generating mechanism.
Preferably, being provided with power line in the cable main body, the power line is located at the protecting box from cable main body
Draw and be electrically connected with the sound generating mechanism in internal part.Convenience when supplying electricity to sound generating mechanism is good.
Present invention tool has the advantage that:Cable state detection sensor can be protected.
Brief description of the drawings
Fig. 1 is the schematic diagram of the embodiment of the present invention one.
Schematic cross-sectional view when Fig. 2 is the protecting box use state in embodiment one.
Fig. 3 is the schematic diagram of the protecting box in embodiment two.
Fig. 4 is the enlarged diagram of the sound generating mechanism in embodiment two.
In figure:Cable main body 1, communication module 11, cable state detection sensor 12, monitoring driving mechanism 6, sound generating mechanism
61st, drive mechanism 611, guide rod 6111, screw mandrel 6112, motor 6113, whistle 612, first determine stripper plate 613, first
Air bag 614, first enter outlet nozzle 6141, dynamic stripper plate 615, the second air bag 616, second enter outlet nozzle 6161, second and extrude calmly
Plate 617, control unit 62, first pressure sensor 63, second pressure sensor 64, flexible layer 65, cavity 66, protecting box 7, absolutely
Edge oil adding mouth 71, addition lid 711, cable state detection sensor installing port 72, installation lid 721, slip pipe 73, threading opening
74th, external thread section 741, sealing otch 742, sealing nut 75, sealing ring 76, balance weight preloading spring 77, balance weight 78.
Embodiment
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
Embodiment one, referring to Fig. 1, a kind of underwater cable for setting testing agency, including cable main body 1.Set in cable main body 1
There are some protecting box 7 being distributed along cable length direction.Protecting box 7 is provided with insulating oil adding mouth 71, cable state detection sensing
Device installing port 72, slip pipe 73 and two threading openings 74.Insulating oil adding mouth 71 is sealedly connected with addition lid 711.Cable state
Detection sensor installing port 72 is tightly connected installation lid 721.Installation lid 721 is provided with communication module 11.The spiral shell of threading opening 74
Line is connected with sealing nut 75.
Referring to Fig. 2, the free end of threading opening 74 is provided with external thread section 741.External thread section 741 is provided with sealing otch 742.It is close
Sealing mouth 742 extends since the end face of external thread section 741 along the bearing of trend of cable main body 1.It is close that 6 are provided with threading opening 74
Seal ring 76.Threading opening 74 is sealed connected together with cable main body 1.The cable being fixed in cable main body 1 is provided with protecting box 7
State detection sensor 12.Cable state detection sensor 12 makes to be attached to protecting box through cable state detection sensor installing port 72
In 7.Balance weight preloading spring 77 is provided with slip pipe 73 and sealing slidably connects balance weight 78.Filling is full exhausted in protecting box 7
Edge oil.Insulating oil is to be added to through insulating oil adding mouth 71 in protecting box.
Referring to Fig. 1 and Fig. 2, the state for the cable main body 1 that cable state detection sensor 12 detects is through the guarantor where it
Communication module 11 on shield box 7 occurs to the communication module in next adjacent protecting box 7 and by a upper adjacent protection
Next adjacent communication module is then forwarded to after the signal amplification that communication module transmission on box comes, last each cable state
The signal of detection sensor 12 all passes to the state that computer is handled and knows cable main body 1.Protecting box 7 is to cable-shaped
State detection sensor 12 is protected.
Embodiment two, the difference with embodiment one are:
Referring to Fig. 3, in addition to monitoring driving mechanism 6.Monitoring driving mechanism 6 includes sound generating mechanism 61, control unit 62, first is pressed
Force snesor 63, second pressure sensor 64 and the flexible layer 65 being wrapped in outside protecting box.Shape between flexible layer 65 and protecting box 7
Into cavity 66.The full hydraulic oil of filling in cavity 66.First pressure sensor 63 is arranged in cavity 66.Second pressure sensor 64
It is arranged in protecting box 7.Sound generating mechanism 61 and control unit 62 are all disposed within protecting box.First pressure sensor 63, second
Pressure sensor 64 and sound generating mechanism 61 are electrically connected to same control unit 62.Power line is provided with cable main body 1.Power supply
Line is located at the part stated inside protecting box from cable main body and draws and supply electricity to monitoring driving mechanism 6.
Referring to Fig. 4, sound generating mechanism 61 includes drive mechanism 611, whistle 612 and what is set gradually first determine stripper plate
613rd, the first air bag 614, dynamic stripper plate 615, the second air bag 616 and second determine stripper plate 617.Drive mechanism 611 includes being oriented to
Bar 6111, screw mandrel 6112 and motor 6113.Guide rod 6111 determines stripper plate 613 and second along first and determines stripper plate 617
Distribution arrangement extends.One end of guide rod 6111 determine that stripper plate 613 is fixed together, the other end second determines stripper plate together with first
617 are fixed on and cut.Guide rod 6111 is located on dynamic stripper plate 615.Screw mandrel 6112 is parallel with guide rod 6111.Screw mandrel 6112
One end be rotatably connected on by bearing first determine on stripper plate 613, the other end is rotatably connected on second by bearing and determines stripper plate
Linked together on 617 and with the power output shaft of motor 6113.Screw mandrel 6112 is threaded on dynamic stripper plate 615.
Motor 6113 is stepper motor.First air bag 614, which is fixed on first, to be determined on stripper plate 613.First air bag 614 is provided with first
Enter outlet nozzle 6141.First enters outlet nozzle 6141 is sealed connected together with the entrance point of whistle 612.Second air bag 616 is the same as the
Two, which determine stripper plate 617, is fixed together.Second air bag 616 enters outlet nozzle 6161 provided with second.Second enters the 6161 same whistle of outlet nozzle
The port of export of son 612 is sealed connected together.
As referring to Fig. 3 and Fig. 4, when normal, the pressure of interior intracavitary with the pressure in protecting box is, first pressure sensing
Difference A that the pressure that device detects subtracts obtained by the pressure that second sensor detects is zero therefore timed unit when designing
Preset value B is 0, therefore A-B=0, control unit do not start the sounding of sound generating mechanism 61.Baiting and hitting for fish is avoided when there is external force extruding
Hit or when the impact of current or the extruding of the weight of protecting box 7 etc. cause the pressure in inner chamber 66 to rise, now A-B > 0, control
Unit makes the sounding of sound generating mechanism 61 and expels fish.If A-B is more than 0 for continuous more than one minute, expression causes chamber pressure
Increased power source is that the also as non-animal such as fish that can not be driven away by sound is signified, then carries out sounding and drive, and is not imitated
Fruit, now control unit 62 sound generating mechanism 61 is stopped sounding and is revised as preset value B to stop the sound generating mechanism sounding moment the
The pressure that one pressure sensor detects subtracts the difference A obtained by the pressure that second sensor detects.Modification can produce above
If caused by the pressure of interior intracavitary rises to the impact of burst, if after the external force disappearance preset value B can more than difference A i.e.
The phenomenon of duration, the phenomenon that the presence of the phenomenon is unable to be found when can cause to have fish to damage protecting box 7 produce, therefore this
Control unit further has following functional module, i.e., if it find that the pressure that first pressure sensor detects subtracts the second biography
When difference A obtained by the pressure that sensor detects is less than preset value B, preset value B is adjusted to be equal to the moment by control unit 62
The pressure that first pressure sensor detects subtracts the difference A obtained by the pressure that second sensor detects.
The process of the sounding of sound generating mechanism 61 is during control unit:Motor 6113 is made forward and reverse reciprocating motion, drive
The rotating of 6113 drive screw of motor 6112, the driving of screw mandrel 6,112 615 left reciprocating motion of dynamic stripper plate, dynamic stripper plate 615 extrude
First air bag 614 and the second air bag 616 so that air-flow flows by whistle 612 between the first air bag and the second air bag, air-flow
By causing whistle sounding to produce sound during whistle 612.
Claims (9)
1. a kind of underwater cable for setting testing agency, including cable main body, the cable main body is provided with some along length of cable
The cable state detection sensor of directional spreding, it is characterised in that the cable main body is provided with some protecting box, the cable
For state detection sensor correspondingly in the protecting box, the protecting box is provided with slip pipe and two threading openings, described
Cable main body passes through the protecting box through described two threading openings, and the threading opening is sealedly connected on one with the cable main body
Rise, the slip pipe interior sealing slidably connects balance weight, and insulating oil is filled in the protecting box.
2. the underwater cable according to claim 1 for setting testing agency, it is characterised in that the free end of the threading opening is set
There is external thread section, the external thread section is provided with sealing otch, sealing nut is threaded with the external thread section.
3. the underwater cable according to claim 1 for setting testing agency, it is characterised in that be provided with least in the threading opening
2 sealing rings.
4. according to the underwater cable for setting testing agency described in claim 1 or 2 or 3, it is characterised in that the seal box is also set
There are insulating oil adding mouth and cable state detection sensor installing port, insulating oil adding mouth is sealedly connected with addition lid, cable
State detection sensor installing port is tightly connected installation lid.
5. according to the underwater cable for setting testing agency described in claim 1 or 2 or 3, it is characterised in that also including monitoring driving
Mechanism, the monitoring driving mechanism include sound generating mechanism, control unit, first pressure sensor, second pressure sensor and bag
The flexible layer being rolled in outside protecting box, cavity is formed between the flexible layer and protecting box, filled out in the cavity it is hydraulically full, it is described
First pressure sensor is arranged in the cavity, and the second pressure sensor is arranged in the protecting box;When the first pressure
When the difference that the pressure that force snesor detects is subtracted obtained by the pressure that second sensor detects is more than preset value, the control
Unit makes the sound generating mechanism sounding, and control unit stops sound generating mechanism if the continuous sounding of sound generating mechanism more than 1 minute
Sounding and preset value is revised as stopping the pressure that detects of sound generating mechanism sounding moment first pressure sensor to subtract the second biography
The difference obtained by pressure that sensor detects;The pressure that first pressure sensor detects subtracts the pressure that second sensor detects
When difference obtained by power is less than preset value, preset value is adjusted to be equal to the pressure that detects of first pressure sensor by control unit
Subtract the difference obtained by the pressure that second sensor detects.
6. the underwater cable according to claim 5 for setting testing agency, it is characterised in that the sound generating mechanism includes driving
Mechanism, whistle and what is set gradually first determine stripper plate, the first air bag, dynamic stripper plate, the second air bag and second and determine stripper plate,
The drive mechanism is controlled by described control unit to drive the dynamic stripper plate to determine stripper plate and the second fixed extruding first
Moved back and forth between plate, first air bag enters outlet nozzle provided with first, and described first enters import of the outlet nozzle with the whistle
End is sealed connected together, and second air bag enters outlet nozzle provided with second, and described second enters outlet nozzle going out with the whistle
Mouth end is sealed connected together.
7. the underwater cable according to claim 6 for setting testing agency, it is characterised in that the drive mechanism includes being oriented to
The motor that bar, the screw mandrel parallel with guide rod and drive screw rotate, the dynamic stripper plate are set on the guide rod,
The dynamic stripper plate is threaded in the drive screw, and the guide rod determines stripper plate and second along first and determines stripper plate
Distribution arrangement extends.
8. the underwater cable according to claim 5 for setting testing agency, it is characterised in that the sound generating mechanism is positioned at described
In protecting box.
9. the underwater cable according to claim 8 for setting testing agency, it is characterised in that electricity is provided with the cable main body
Source line, the part that the power line is located inside the protecting box from cable main body are drawn and are connected electrically in the sound generating mechanism
Together.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710802563.6A CN107705910B (en) | 2017-09-07 | 2017-09-07 | If the underwater cable of testing agency |
Applications Claiming Priority (1)
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CN201710802563.6A CN107705910B (en) | 2017-09-07 | 2017-09-07 | If the underwater cable of testing agency |
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CN107705910A true CN107705910A (en) | 2018-02-16 |
CN107705910B CN107705910B (en) | 2019-04-09 |
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CN201710802563.6A Active CN107705910B (en) | 2017-09-07 | 2017-09-07 | If the underwater cable of testing agency |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108766641A (en) * | 2018-05-23 | 2018-11-06 | 扬州市金鑫电缆有限公司 | A kind of deep-sea watertight cable |
CN109087734A (en) * | 2018-08-31 | 2018-12-25 | 无锡胜维电气有限公司 | A kind of cable convenient for detection |
CN110500988A (en) * | 2019-08-23 | 2019-11-26 | 索尔实业(集团)有限公司 | If the underwater cable of testing agency |
CN110518513A (en) * | 2019-08-09 | 2019-11-29 | 深圳市骏鼎达新材料股份有限公司 | Intelligent cable harness protection sleeve |
CN110718329A (en) * | 2019-09-11 | 2020-01-21 | 雷谢明 | Intelligent cable for power distribution network |
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US6292436B1 (en) * | 1997-10-01 | 2001-09-18 | Input/Output, Inc. | Underwater cable arrangements, internal devices for use in an underwater cable, and methods of connecting and internal device to a stress member of an underwater cable |
CN101088200A (en) * | 2004-12-23 | 2007-12-12 | 曼涡轮机瑞士股份公司 | Fluid-tight cable duct |
CN103178474A (en) * | 2012-11-26 | 2013-06-26 | 宁波三灵电子有限公司 | Pipe fitting and sealing structure thereof |
CN205854052U (en) * | 2016-07-26 | 2017-01-04 | 宁波市巨龙橡塑机电有限公司 | A kind of pure electric vehicle wire harness rubber sheath |
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Publication number | Priority date | Publication date | Assignee | Title |
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US6292436B1 (en) * | 1997-10-01 | 2001-09-18 | Input/Output, Inc. | Underwater cable arrangements, internal devices for use in an underwater cable, and methods of connecting and internal device to a stress member of an underwater cable |
CN101088200A (en) * | 2004-12-23 | 2007-12-12 | 曼涡轮机瑞士股份公司 | Fluid-tight cable duct |
CN103178474A (en) * | 2012-11-26 | 2013-06-26 | 宁波三灵电子有限公司 | Pipe fitting and sealing structure thereof |
CN205854052U (en) * | 2016-07-26 | 2017-01-04 | 宁波市巨龙橡塑机电有限公司 | A kind of pure electric vehicle wire harness rubber sheath |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108766641A (en) * | 2018-05-23 | 2018-11-06 | 扬州市金鑫电缆有限公司 | A kind of deep-sea watertight cable |
CN108766641B (en) * | 2018-05-23 | 2019-11-26 | 扬州市金鑫电缆有限公司 | A kind of deep-sea watertight cable |
CN109087734A (en) * | 2018-08-31 | 2018-12-25 | 无锡胜维电气有限公司 | A kind of cable convenient for detection |
CN110518513A (en) * | 2019-08-09 | 2019-11-29 | 深圳市骏鼎达新材料股份有限公司 | Intelligent cable harness protection sleeve |
CN110500988A (en) * | 2019-08-23 | 2019-11-26 | 索尔实业(集团)有限公司 | If the underwater cable of testing agency |
CN110500988B (en) * | 2019-08-23 | 2021-08-24 | 索尔实业(集团)有限公司 | Underwater cable with detection mechanism |
CN110718329A (en) * | 2019-09-11 | 2020-01-21 | 雷谢明 | Intelligent cable for power distribution network |
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Effective date of registration: 20210617 Address after: 316000 No.10, TIYU Road, Zhoushan City, Zhejiang Province Patentee after: ZHEJIANG MARINE DEVELOPMENT Research Institute Patentee after: ZHOUSHAN SHIP ENGINEERING RESEARCH CENTER, SHANGHAI SHIP TECHNOLOGY Research Institute Address before: 316100 No.10, TIYU Road, Lincheng street, Dinghai District, Zhoushan City, Zhejiang Province Patentee before: ZHEJIANG MARINE DEVELOPMENT Research Institute |