CN101859007A - Optical cable laying method of integrated optical cable retracting and releasing car - Google Patents
Optical cable laying method of integrated optical cable retracting and releasing car Download PDFInfo
- Publication number
- CN101859007A CN101859007A CN 201010216711 CN201010216711A CN101859007A CN 101859007 A CN101859007 A CN 101859007A CN 201010216711 CN201010216711 CN 201010216711 CN 201010216711 A CN201010216711 A CN 201010216711A CN 101859007 A CN101859007 A CN 101859007A
- Authority
- CN
- China
- Prior art keywords
- optical cable
- car
- reel
- winding displacement
- polished rod
- 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
Links
Images
Abstract
The invention relates to an optical cable laying method of an integrated optical cable retracting and releasing car, comprising the steps carried out on and off the car, wherein the arrangement of optical cables is strictly carried out on and off the car. The step carried out off the car is first carried out, and then the step carried out on the car is carried out, and accordingly the method firstly has the effects of ensuring the safety of constructors and also making cable releasing pitches have stepless continuous adjustability according to the requirements of construction fields, has the functions of separation and reunion and finally ensures that the cables are laid without warping and coiling.
Description
Technical field
The present invention relates to a kind of method that repeats the folding and unfolding cable line, especially a kind of optical cable laying method of optical cable retractable integrated car.
Background technology
No matter be the cable laying of ground ore deposit operation or the requirement of the field environment under the response maneuver warfare condition, it is the condition that exoergic is received that the installation apparatus of cable line must satisfy.Existing installation apparatus is being realized the environment requirement that can reasonablely fulfil assignment on the single link of putting or receiving, and lays in the mode of schedule such as elder generation's definite line line segment again, reclaims with reel during take-up again.The effect of doing like this can satisfy disposable discharging, take-up requirement, but reuse, especially different mountains, and other environment under repeated use and can guarantee that cable line is not impaired, unaffected being difficult to of fiber optic communications quality accomplished, also be difficult to the assurance winding displacement simultaneously and can accomplish that the stepless continuous of pitch is adjustable, trace it to its cause, except that conventional and special-purpose wire coiling and releasing are equipped with the professional requirement, if the optical cable laying method that can continue to use does not repeatedly have the pattern of standard.
Summary of the invention
Technical matters to be solved by this invention and purpose are the optical cable laying methods that a kind of optical cable retractable integrated car will be provided.Can realize repeating to lay the requirement of optical cable and on the basis that ensures communication quality, can realizing promptly establishing the promptly logical working condition requirement of safety again with this method.
For this reason, the present invention solves the technical scheme of described problem and is:
A kind of optical cable laying method of optical cable retractable integrated car, described method comprise under the car and car on step, wherein, step comprises under the described car:
Open unwrapping wire door, two axial flow Damper for air-blower and locking;
Open oily unit room hatch door, check whether the setting of generator panel is correct, each joint is fixing reliable;
After preliminary work is finished on the integrated car, optical cable is pulled out two to five meters of shelters, and optical cable head is put in the roadside or is embedded in underground;
Step comprises on the described car:
Starter-generator one minute, afterwards, under idle mode, with the powering mode selector switch, place " oily machine " shelves, under the state of the voltage and current of " supply voltage " of electricity distributing box table and " source current " table demonstration alternating current, " unwrapping wire equipment " power switch extension and retraction system on car that closes is powered onboard;
From left to right open air switch on the control box successively;
Carry out reel operation up and down, wherein:
(1) take out optical cable in the optical cable storage shelf, should follow from top to bottom in order to keep the vehicle counterweight to get cable order, order is from left to right carried out, be followed successively by 1 → last 2 → ... last 6 → in 1 → in 2 → ... in 6 → down 1 → down 2 → ... following 6;
(2) earlier will slide to the bottom of lower left skewed slot after the speed handle pull-up on the extension sleeve of left side, then the handwheel on the telescopic shaft shaken counterclockwise to two that top to open shelves maximum, and with the pull-up of pallet lifting handle to vertical position;
(3) the optical cable dishful is pushed on the last pan arrest plate of receiving row, paying out machine, pulls the pallet lifting handle to horizontal level, pallet held up reel to the center pit level height and flushed with the two ends square hole is top this moment, adjusted square top and reel square hole alignment;
(4) speed handle on the extension sleeve is pushed into the upright position to the upper right side, and the lower end of handle jacket is locked in the circular hole at the top of skewed slot on the extension sleeve, this moment, reel was pushed to the right in the top square hole in right side;
(5) handwheel with telescopic shaft is tight towards counterclockwise shaking, and reel is held out against;
(6) with the pull-up of pallet lifting handle to vertical position, finish the dish step;
(7) after finishing above-mentioned steps, should adjust the polished rod strand oscillator according to the order of sequence:
To be arranged on the disconnect-type clutch of the right lower quadrant of slip base, when unwrapping wire, it is allocated to " 0 " and separates polished rod; Push away down and the described adjustable plate of move left and right being arranged on having on the slip base of polished rod strand oscillator winding displacement guide rod bottom from 0～10 crescent sawtooth adjustable plate, carry out the size of stepless adjustment winding displacement pitch, wherein, " 0 " end is the closeest for the winding displacement pitch, and " 10 " end is the rarest for the winding displacement pitch; The optical fiber cable for field operation diameter that extension and retraction system adopted is 4mm, is adjusted in about 3 grades;
(8) afterwards, carry out the adjusting that winding displacement is opened shelves:
Adjustment is arranged on the tooth bar of the inner underside of described polished rod, and two ends, left and right sides are equipped with round nut and the hexagonal nut that a pair of adjusting winding displacement is opened shelves above it, and it is transferred to and the corresponding position of the width of folding and unfolding drum;
(9) afterwards, carry out optical cable threading step, described step comprises or begins to carry out threading from the headstock or the tailstock that its unwrapping wire threading is in proper order: the reel → many wheels → laying heads of horizontal guide wheel group → tension force → rear portion, compartment line outlet.
Preferably, during the optical cable top tray in the described step (3) its optical cable retractable cable all from the turnover of drum below.
During take-up in the preferred described step (7) is the engagement position of polished rod that driving lever is allocated to " 1 ".
Compared to existing technology, the existing good effect of the present invention is: cable line discharging is strict to be undertaken by car last two parts of getting off, at first implement step under the car, carry out step on the car again, the effect of doing so at first is that the safety that has guaranteed the workmen also makes unwrapping wire to accomplish that the stepless continuous of pitch is adjustable according to the requirement of construction site simultaneously, and the function with clutch, net result be guaranteed cable lay non-warping, do not coil knot.
Description of drawings
Fig. 1 is the optical cable laying method flow synoptic diagram of the optical cable retractable integrated car that the present invention relates to.
Embodiment
The present invention is based on the automotive system of having assembled loading platform, power supply unit system, thermostat unit system, retractable cable system, light communication system, optical cable storage unit and the optical cable laying method that has createed a kind of optical cable retractable integrated car.
In above-mentioned automotive system, its loading platform is made up of two class chassis (as east wind EQ2082E6D) and board-like greatly shelter, unwrapping wire door; The chief component of its power supply unit system comprises civil power introducing wall box, diesel generator set, oily unit room hatch door, panel box, generator panel; Its thermostat unit system comprises the FKWD-28A/BP of Hisense (HX) frequency-conversion shelter air conditioner device and Jingwei FJH-5A type fuel-air well heater composition; Its retractable cable system is made up of optical cable automatic deploying and retracting system, hand propelled pay off rack, and wherein optical cable automatic deploying and retracting system comprises wire rewinding and paying off machine, dancing device, laying head, polished rod strand oscillator, optical connector, optical cable top tray, pallet lifting handle, control box, servo case, optical cable cleaning device, each signal sensing system, respectively lead wheels, headstock take-up guiding wheels, lock tube handle etc. fast.
Under the prerequisite that has disposed above-mentioned facility, the method that is createed by the inventor has following steps: referring to Fig. 1, described method comprise under the car and car on step, wherein, step comprises under the described car:
Open unwrapping wire door, two axial flow Damper for air-blower and locking;
Open oily unit room hatch door, check whether the setting of generator panel is correct, each joint is fixing reliable;
After preliminary work is finished on the integrated car, optical cable is pulled out two to five meters of shelters, and optical cable head is put in the roadside or is embedded in underground;
Step comprises on the described car:
Starter-generator one minute, afterwards, under idle mode, with the powering mode selector switch, place " oily machine " shelves, under the state of the voltage and current of " supply voltage " of electricity distributing box table and " source current " table demonstration alternating current, " unwrapping wire equipment " power switch extension and retraction system on car that closes is powered onboard;
From left to right open air switch on the control box successively;
Carry out reel operation up and down, wherein:
(1) take out optical cable in the optical cable storage shelf, should follow from top to bottom in order to keep the vehicle counterweight to get cable order, order is from left to right carried out, be followed successively by 1 → last 2 → ... last 6 → in 1 → in 2 → ... in 6 → down 1 → down 2 → ... following 6;
(2) earlier will slide to the bottom of lower left skewed slot after the speed handle pull-up on the extension sleeve of left side, then the handwheel on the telescopic shaft shaken counterclockwise to two that top to open shelves maximum, and with the pull-up of pallet lifting handle to vertical position;
(3) the optical cable dishful is pushed on the last pan arrest plate of receiving row, paying out machine, pulls the pallet lifting handle to horizontal level, pallet held up reel to the center pit level height and flushed with the two ends square hole is top this moment, adjusted square top and reel square hole alignment;
(4) speed handle on the extension sleeve is pushed into the upright position to the upper right side, and the lower end of handle jacket is locked in the circular hole at the top of skewed slot on the extension sleeve, this moment, reel was pushed to the right in the top square hole in right side;
(5) handwheel with telescopic shaft is tight towards counterclockwise shaking, and reel is held out against;
(6) with the pull-up of pallet lifting handle to vertical position, finish the dish step;
(7) after finishing above-mentioned steps, should adjust the polished rod strand oscillator according to the order of sequence:
To be arranged on the disconnect-type clutch of the right lower quadrant of slip base, when unwrapping wire, it is allocated to " 0 " and separates polished rod; Push away down and the described adjustable plate of move left and right being arranged on having on the slip base of polished rod strand oscillator winding displacement guide rod bottom from 0～10 crescent sawtooth adjustable plate, carry out the size of stepless adjustment winding displacement pitch, wherein, " 0 " end is the closeest for the winding displacement pitch, and " 10 " end is the rarest for the winding displacement pitch; The optical fiber cable for field operation diameter that extension and retraction system adopted is 4mm, is adjusted in about 3 grades;
(8) afterwards, carry out the adjusting that winding displacement is opened shelves:
Adjustment is arranged on the tooth bar of the inner underside of described polished rod, and two ends, left and right sides are equipped with round nut and the hexagonal nut that a pair of adjusting winding displacement is opened shelves above it, and it is transferred to and the corresponding position of the width of folding and unfolding drum;
(9) afterwards, carry out optical cable threading step, described step comprises or begins to carry out threading from the headstock or the tailstock that its unwrapping wire threading is in proper order: the reel → many wheels → laying heads of horizontal guide wheel group → tension force → rear portion, compartment line outlet.
Preferably, during the optical cable top tray in the described step (3) its optical cable retractable cable all from the turnover of drum below.
Preferably, be the engagement position of polished rod that driving lever is allocated to " 1 " during the take-up in the described step (7).
Specifically, should be earlier when implementing the unwrapping wire step at every turn to automobile is carried out routine examination, and check that oily machine whether can operate as normal, whether oily sump fills it up with diesel oil.If fuel tank less than, can carry with automobile itself-by from the automobile main fuel tank to the auto-oiled device of oily sump, at first open the oil circuit switch, will add oil switch then and beat in the position of opening and promptly refuel, to note the oiling situation at any time during oiling, in order to avoid overflow after filling it up with.Should especially note in this step: should close genset during oiling, be the trim tank inner and outer air pressure, pick up speed should be opened the fuel tank cap of genset earlier, keeps a close eye on the oiling situation in the refueling process, stops after filling it up with refueling.
Carry out work under the car afterwards: enter and specify folding and unfolding secondary operator of place to be responsible for work under the car,
1, opens unwrapping wire door, two axial flow Damper for air-blower and locking;
2, open oily unit room hatch door, check whether the setting of generator panel is correct, each joint is fixing reliable;
3, after preliminary work is finished on the integrated car, should assist main operation person that optical cable is pulled out shelter 2-5 rice, should hold optical cable when pulling out, not afterburning on optical cable head, otherwise can cause damage to the fiber cable joint place, optical cable head is put in the roadside or is embedded in underground;
4, can select left take-up mode or right take-up mode according to circumstances during take-up, dispatching from the factory is defaulted as left take-up mode, as the right take-up of need, can be fixed on the automobile right side after the dismounting of left side take-up frame, and regulate the upper right angle sheave of shelter, makes it towards the take-up frame.
Carry out again working on the car:
After car was worked down and finished, secondary operator should assist main operation person to carry out working on the car.
1, starter-generator, Deng behind the oil start during operate as normal (starting back 1 minute), under idle mode (have time to open all be in off-state), with " civil power/oily machine " powering mode selector switch, get to " oily machine " shelves, " supply voltage " table and " source current " table show the voltage and current of alternating current at this moment, and " unwrapping wire equipment " power switch that closes is to extension and retraction system power supply on the car.(device powers down sequence of operation and power devices reversed in order, cannot transpose)
2, from left to right open air switch on the control box successively.
3, reel operation up and down.
A. take out optical cable in the optical cable storage shelf, should follow from top to bottom in order to keep the vehicle counterweight to get cable order, order is from left to right carried out, be followed successively by 1 → last 2 → ... last 6 → in 1 → in 2 → ... in 6 → down 1 → down 2 → ... following 6;
Attention: should earlier optical connector be fixed on the drum securely with the optical connector fixed band after taking out optical cable, hurt sb.'s feelings in order to avoid optical cable head thrown away during the drum high speed rotating!
B. earlier will slide to the bottom of lower left skewed slot after the speed handle pull-up on the extension sleeve of left side, then the handwheel on the telescopic shaft shaken counterclockwise to two that top to open shelves maximum, and with the pull-up of pallet lifting handle to vertical position;
C. the optical cable dishful is pushed on the last pan arrest plate of receiving row, paying out machine, pulls the pallet lifting handle to horizontal level, pallet held up reel to the center pit level height and flushed with the two ends square hole is top this moment, adjusted square top and reel square hole alignment;
D. note: should guarantee during the optical cable top tray that the optical cable retractable cable is all from the turnover of drum below; Speed handle on the extension sleeve is pushed into the upright position to the upper right side, and notes and the lower end of handle jacket must be locked in the circular hole at the top of skewed slot on the extension sleeve.This moment, reel was pushed to the right in the top square hole in right side;
E. the speed handle on the extension sleeve is pushed into the upright position to the upper right side, and notes and the lower end of handle jacket must be locked in the circular hole at the top of skewed slot on the extension sleeve.This moment, reel was pushed to the right in the top square hole in right side;
F. the handwheel with telescopic shaft shakes tightly to counter clockwise direction, and this moment, reel was held out against;
G. with the pull-up of pallet lifting handle to vertical position, last dish work is promptly accused and is finished;
Action when h. the operation during lower wall is just in time with last dish is opposite fully.
I. note: the lower end of handle jacket must be locked in the circular hole at skewed slot top on the extension sleeve, and the handwheel of telescopic shaft is shaken tightly to counter clockwise direction, this moment, reel side was held out against!
4, adjust the polished rod strand oscillator
A, be provided with a disconnect-type clutch, be allocated to " 0 " during unwrapping wire and separate polished rod, during take-up driving lever is allocated to " 1 " engagement polished rod at the right lower quadrant of slip base; Polished rod strand oscillator slippage this moment toilet arbitrarily move left and right to suitable position (or begin the position of winding displacement, or allow during unwrapping wire the position of open file optical cable);
B, on the slip base of polished rod strand oscillator winding displacement guide rod bottom, be provided with one, adjustable plate pushed away downwards and size that the move left and right adjustable plate can stepless adjustment winding displacement pitch from 0～10 crescent sawtooth adjustable plate." 0 " end is the closeest for the winding displacement pitch, and " 10 " end is the rarest for the winding displacement pitch, and the optical fiber cable for field operation diameter that extension and retraction system adopted is 4mm, generally is adjusted in about 3 grades;
C, winding displacement are opened the adjusting of shelves:
Inner underside at polished rod has a rooted tooth bar, all there are a pair of round nut and hexagonal nut in two ends, the top left and right sides, they are to regulate the setting nut that winding displacement is opened shelves, it is transferred to the corresponding position of the width of folding and unfolding drum gets final product, main operation person should note its winding displacement effect during each take-up, should in time regulate if any deviation.
5, optical cable threading
According to take-up or unwrapping wire state, select to begin to carry out threading from the headstock or the tailstock; The unwrapping wire threading is in proper order:
Reel → many wheels → the laying heads of horizontal guide wheel group → tension force → rear portion, compartment line outlet.
The optical cable laying method of the optical cable retractable integrated car that so far, the present invention relates to will be guided out the open-air a kind of brand-new technology path of laying of cable.
Claims (3)
1. the optical cable laying method of an optical cable retractable integrated car, described method comprise under the car and car on step, it is characterized in that step comprises under the described car:
Open unwrapping wire door, two axial flow Damper for air-blower and locking;
Open oily unit room hatch door, check whether the setting of generator panel is correct, each joint is fixing reliable;
After preliminary work is finished on the integrated car, optical cable is pulled out two to five meters of shelters, and optical cable head is put in the roadside or is embedded in underground;
Step comprises on the described car:
Starter-generator one minute, afterwards, under idle mode, with the powering mode selector switch, place " oily machine " shelves, under the state of the voltage and current of " supply voltage " of electricity distributing box table and " source current " table demonstration alternating current, " unwrapping wire equipment " power switch extension and retraction system on car that closes is powered onboard;
From left to right open air switch on the control box successively;
Carry out reel operation up and down, wherein:
(1) take out optical cable in the optical cable storage shelf, should follow from top to bottom in order to keep the vehicle counterweight to get cable order, order is from left to right carried out, be followed successively by 1 → last 2 → ... last 6 → in 1 → in 2 → ... in 6 → down 1 → down 2 → ... following 6;
(2) earlier will slide to the bottom of lower left skewed slot after the speed handle pull-up on the extension sleeve of left side, then the handwheel on the telescopic shaft shaken counterclockwise to two that top to open shelves maximum, and with the pull-up of pallet lifting handle to vertical position;
(3) the optical cable dishful is pushed on the last pan arrest plate of receiving row, paying out machine, pulls the pallet lifting handle to horizontal level, pallet held up reel to the center pit level height and flushed with the two ends square hole is top this moment, adjusted square top and reel square hole alignment;
(4) speed handle on the extension sleeve is pushed into the upright position to the upper right side, and the lower end of handle jacket is locked in the circular hole at the top of skewed slot on the extension sleeve, this moment, reel was pushed to the right in the top square hole in right side;
(5) handwheel with telescopic shaft is tight towards counterclockwise shaking, and reel is held out against;
(6) with the pull-up of pallet lifting handle to vertical position, finish the dish step;
(7) after finishing above-mentioned steps, should adjust the polished rod strand oscillator according to the order of sequence:
To be arranged on the disconnect-type clutch of the right lower quadrant of slip base, when unwrapping wire, it is allocated to " 0 " and separates polished rod; Push away down and the described adjustable plate of move left and right being arranged on having on the slip base of polished rod strand oscillator winding displacement guide rod bottom from 0～10 crescent sawtooth adjustable plate, carry out the size of stepless adjustment winding displacement pitch, wherein, " 0 " end is the closeest for the winding displacement pitch, and " 10 " end is the rarest for the winding displacement pitch; The optic cable diameter that extension and retraction system adopted is 4mm, is adjusted in about 3 grades;
(8) afterwards, carry out the adjusting that winding displacement is opened shelves:
Adjustment is arranged on the tooth bar of the inner underside of described polished rod, and two ends, left and right sides are equipped with round nut and the hexagonal nut that a pair of adjusting winding displacement is opened shelves above it, and it is transferred to and the corresponding position of the width of folding and unfolding drum;
(9) afterwards, carry out optical cable threading step, described step comprises or begins to carry out threading from the headstock or the tailstock that its unwrapping wire threading is in proper order: the reel → many wheels → laying heads of horizontal guide wheel group → tension force → rear portion, compartment line outlet.
2. the optical cable laying method of optical cable retractable integrated car according to claim 1 is characterized in that, its optical cable retractable cable is all from the turnover of drum below during optical cable top tray in the described step (3).
3. the optical cable laying method of optical cable retractable integrated car according to claim 1 is characterized in that, is the engagement position of polished rod that driving lever is allocated to " 1 " during take-up in the described step (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102167114A CN101859007B (en) | 2010-06-30 | 2010-06-30 | Optical cable laying method of integrated optical cable retracting and releasing car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102167114A CN101859007B (en) | 2010-06-30 | 2010-06-30 | Optical cable laying method of integrated optical cable retracting and releasing car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101859007A true CN101859007A (en) | 2010-10-13 |
| CN101859007B CN101859007B (en) | 2011-07-27 |
Family
ID=42945013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102167114A Active CN101859007B (en) | 2010-06-30 | 2010-06-30 | Optical cable laying method of integrated optical cable retracting and releasing car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101859007B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6251342B1 (en) * | 1998-06-01 | 2001-06-26 | Ford Global Technologies, Inc. | Fluorescent fiber optic sensor element fabricated using sol-gel processing techniques |
| CN1363973A (en) * | 2002-02-07 | 2002-08-14 | 徐三男 | Termination locating method and device for laying down underground helix cable-protecting tube |
| US20080053922A1 (en) * | 2006-09-01 | 2008-03-06 | Honsinger Charles P Jr | Nanostructured materials comprising support fibers coated with metal containing compounds and methods of using the same |
| CN100400754C (en) * | 2005-09-22 | 2008-07-09 | 孙配华 | Ditching and laying device for buried optical cable |
-
2010
- 2010-06-30 CN CN2010102167114A patent/CN101859007B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6251342B1 (en) * | 1998-06-01 | 2001-06-26 | Ford Global Technologies, Inc. | Fluorescent fiber optic sensor element fabricated using sol-gel processing techniques |
| CN1363973A (en) * | 2002-02-07 | 2002-08-14 | 徐三男 | Termination locating method and device for laying down underground helix cable-protecting tube |
| CN100400754C (en) * | 2005-09-22 | 2008-07-09 | 孙配华 | Ditching and laying device for buried optical cable |
| US20080053922A1 (en) * | 2006-09-01 | 2008-03-06 | Honsinger Charles P Jr | Nanostructured materials comprising support fibers coated with metal containing compounds and methods of using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101859007B (en) | 2011-07-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110729674B (en) | Self-traction type wire coating robot wire-feeding and wire-hanging method and coating robot | |
| CN108909516B (en) | Cable storage device and fill electric pile | |
| KR101117490B1 (en) | Loosening equipment of drum cable | |
| CN101604829A (en) | A kind of optical cable overhead binding lays machine and laying method thereof | |
| CN104444629A (en) | Front-operated hand cable reel | |
| CN101859007B (en) | Optical cable laying method of integrated optical cable retracting and releasing car | |
| CN219600958U (en) | Fill electric pile guiding mechanism | |
| CN112582938A (en) | Overhead ground wire replacing method | |
| DE102011122121B3 (en) | Forestry winch | |
| CN108819776B (en) | Electric automobile charging device for single-layer garage | |
| CN208814413U (en) | Stereo garage and its charging cable draw off gear | |
| KR101759988B1 (en) | a installation apparatus for electric power line | |
| EP0746073B1 (en) | Process for installing an optical wave guide cable on a high voltage overhead line | |
| JP4746605B2 (en) | Feeding device | |
| CN207150044U (en) | A kind of cable laying specific purpose tool | |
| US10377391B2 (en) | Winch for water sports and other uses | |
| KR102234797B1 (en) | Self propelled reel type hydraulic puller | |
| CN212503304U (en) | Self-driven heavy cable reel cable laying machine | |
| CN115079364A (en) | Optical fiber cable laying device and construction method thereof | |
| DE102017116418A1 (en) | ELECTRIFIED VEHICLE, WHERE THE USER CAN ADJUST THE ACCESSORY CARRYING PROFILE IN THE VEHICLE | |
| CN208439144U (en) | Transport vehicle tarpaulin automatic cover-taking off device | |
| CN113183785A (en) | Charging pile and parking lot charging system | |
| CN110606204A (en) | Rope releasing device of unmanned aerial vehicle | |
| CN113910950B (en) | Intelligent new energy charging pile and working method thereof | |
| KR101898998B1 (en) | Up and down lift operation and self-moving cable car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |