CN107069553B - Electric aerial work auxiliary device - Google Patents
Electric aerial work auxiliary device Download PDFInfo
- Publication number
- CN107069553B CN107069553B CN201710333542.4A CN201710333542A CN107069553B CN 107069553 B CN107069553 B CN 107069553B CN 201710333542 A CN201710333542 A CN 201710333542A CN 107069553 B CN107069553 B CN 107069553B
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- Prior art keywords
- cable wire
- retracting cylinder
- serial number
- flexible core
- lifting
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- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Abstract
Electric aerial work auxiliary device is related to electric system tool.It is more than or equal to two, cable wire, cable wire folding and unfolding component including the core that stretches made of insulating materials, two to N grades of retracting cylinders, N；The flexible core, low serial number retracting cylinder are placed in high serial number retracting cylinder adjacent thereto；It is also devised with top, bottom fixed pulley；Described cable wire one end is fixedly mounted at the nearly lower end of flexible core, sequentially passes through fixed pulley by rule, another end of cable wire is fixed on cable wire folding and unfolding component；Cable wire drives flexible core and retracting cylinder to stretch out or retract.The present invention, which can be realized, accurately transports ground line or replacement components to high altitude operation point, substantially increases the working efficiency of high altitude operation, reduces labor intensity, weight is lighter, is more convenient transport and uses, can be applied to the occasion more having inconvenient traffic.It can be widely applied in power industry field of aerial work, there is high promotion and use value.
Description
Technical field
The present invention relates to electric system tools, and in particular to matches when one kind is used for electric aerial work for precisely transporting
The auxiliary device of the functions such as part, suspension ground line.
Background technique
Electric power high-altitude maintenance, upkeep operation are electric system work the most daily, in the maintenance, maintenance of route, especially
It during it is the repair and maintenance to high-tension line, needs to overlap ground line, deliver backman to the staff of high altitude operation
Tool or replacement component etc., and high altitude operation are substantially all in the aerial progress more than 4 meters or more, the setting of high-tension line away from
From the ground mostly more than 6 meters.
When overlapping ground line in high-level situation, the prior art is using man-hour manually hand-held operation bar, the top end of bar
Ground line is hanging on circuit homework point by place's suspension ground line.The prior art has two, if operation bar is more sturdy
In the case where, the amount of operation bar is along with the weight of ground line, and labor intensity is very big or even manpower can not lift；For solution
The technical issues of certainly sturdy operation bar weight manpower can not lift, the elongated operation bar of selection also, but the length of operation bar
Degree need to reach 4 meters, 6 meters it is even higher, after operation bar is picked up at this time, ground line weight effect and the body of rod itself weight
Under amount effect, the upper bend of operation bar is deformed, and the direction deformed is uncontrollable, and especially in windy day, it is pushed up
The direction at end is more difficult to control, and needs repeatedly to be aligned after hand-held, could accurately hang over ground line on electric wire.The prior art
Mode, working efficiency is low, and great work intensity.
When needing to transport repair and maintenance tool or replacement component at power circuit high altitude operation point, the prior art is
In such a way that manpower is born up and down, people is drawn at setting with rope, the article that this mode is transported is limited, high altitude operation
Intensity of workers is very big.
Summary of the invention
Ground line is precisely overlapped to solve prior art electric aerial work, the skill of personage is precisely conveyed to high altitude operation point
Art problem, the present invention provides a kind of carrying and convenient transportation, using it is simple, can be achieved precisely suspension ground line, to high air transportion
Defeated point precisely transmits the electric aerial work auxiliary device of goods and materials.
Electric aerial work auxiliary device, which is characterized in that stretched including the core that stretches made of insulating materials, two to N grades
Contracting cylinder, N are more than or equal to two, cable wire, cable wire folding and unfolding component；The flexible core is placed in second level retracting cylinder；Low serial number is flexible
Cylinder is placed in high serial number retracting cylinder adjacent thereto, and flexible core or low serial number retracting cylinder can be stretched out or indented height adjacent thereto
In serial number retracting cylinder；Except flexible core and outermost retracting cylinder, it is fixed that the bottom centre of every grade of retracting cylinder is fixedly installed with bottom
Pulley；Top fixed pulley is fixedly installed at the top of every grade of retracting cylinder, adjacent expansion cylinder top surface fixed pulley is located at telescopic core
The opposite both sides of body；Cable wire folding and unfolding component is fixedly installed on the outside of N grades of retracting cylinders, below corresponding fixed pulley position；Described
Cable wire one end is fixedly mounted at the nearly lower end of flexible core, the other end of cable wire successively one layer of flexible core bottom or low inside
After the retracting cylinder bottom of serial number is pierced by, it is then passed through the top of the high serial number retracting cylinder adjacent with flexible core or the low serial number retracting cylinder
Portion's fixed pulley, then be pierced by from the high serial number bottom fixed pulley, it recycles the process and is directly worn from the top fixed pulley of N grades of retracting cylinders
After out, another end of cable wire is fixed on cable wire folding and unfolding component；Steel is tightened or released respectively to cable wire folding and unfolding component positive and negative rotation
Rope, cable wire drive flexible core and retracting cylinder to stretch out or retract.
The present invention has the premise of guiding role by the cooperation of several groups of retracting cylinders and flexible core between cylinder and cylinder
Under, it can be realized and accurately transport ground line or replacement components to high altitude operation point, substantially increase the work of high altitude operation
Efficiency reduces labor intensity, and the structure of tubular, can reduce weight upper to greatest extent, accord with entire auxiliary device
Under the premise of closing stability, weight is lighter, is more convenient transport and uses, can be applied to the occasion more having inconvenient traffic.This is specially
Auxiliary device operation disclosed in sharp application documents is simple, easy to use, it can be achieved that precisely transport, can be widely applied to electric power row
In industry field of aerial work, there is high promotion and use value.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural schematic diagram of electric aerial work auxiliary device of the present invention；
In figure: 1, transporting hook 2, flexible core 3, second level retracting cylinder 4, three-level retracting cylinder 5, N grades of retracting cylinders
6, limit plate 7, reinforcing rib 8, lifting table plate 9, lifting skeleton 10, bottom surface platen 11, hydraulic actuator 12, steel
Rope folding and unfolding component 13, cable wire 14, top fixed pulley
Specific embodiment
Following further describes the present invention with reference to the drawings:
Electric aerial work auxiliary device, which is characterized in that stretched including 2, two to N grades of the core that stretches made of insulating materials
Contracting cylinder, N are more than or equal to two, cable wire 13, cable wire folding and unfolding component 12；The flexible core 2 is placed in second level retracting cylinder 3；Low sequence
Number retracting cylinder is placed in high serial number retracting cylinder adjacent thereto, and stretch core 2 or low serial number retracting cylinder can be stretched out or indented and it
In adjacent high serial number retracting cylinder；Except flexible core 2 and outermost retracting cylinder, the bottom centre of every grade of retracting cylinder is fixedly mounted
There is bottom fixed pulley；Top fixed pulley 14, adjacent expansion cylinder top surface fixed pulley difference are fixedly installed at the top of every grade of retracting cylinder
The both sides opposite positioned at flexible core 2；Cable wire folding and unfolding is fixedly installed with below N grades of 5 outsides of retracting cylinder, corresponding fixed pulley position
Component 12；Described 13 one end of cable wire is fixedly mounted at the nearly lower end of flexible core 2, the other end of cable wire 13 successively inside one layer
2 bottom of flexible core or low serial number retracting cylinder bottom be pierced by after, be then passed through and flexible core 2 or the low serial number retracting cylinder phase
The top fixed pulley 14 of adjacent high serial number retracting cylinder, then be pierced by from the high serial number bottom fixed pulley, the process is recycled directly from N
After the top fixed pulley 14 of grade retracting cylinder 5 is pierced by, another end of cable wire 13 is fixed on cable wire folding and unfolding component 12；Cable wire folding and unfolding portion
12 positive and negative rotation of part, tightens or releases respectively cable wire 13, and cable wire 13 drives flexible core 2 and retracting cylinder to stretch out or retract.
As N=2, second level retracting cylinder 3 is outermost layer retracting cylinder, and 13 other end of cable wire passes through fixed at the top of second level retracting cylinder 3
Its end is fixed on cable wire folding and unfolding component 12 after pulley 14.
As N=3,13 other end of cable wire sequentially passes through 3 top fixed pulley 14 of second level retracting cylinder, 3 bottom of second level retracting cylinder is determined
Pulley, at the top of three-level retracting cylinder after fixed pulley 14, three-level retracting cylinder bottom fixed pulley, end is fixed on cable wire folding and unfolding component
On 12.
Similarly it can be concluded that when N is greater than 3, the sequence for the fixed pulley of 13 other end of cable wire passed through.
It further include lifting table plate 8, bottom surface platen 10, lifting skeleton 9, lifting drive to keep overall structure more stable；It will be upper
It states outermost layer retracting cylinder to be fixed on lifting table plate 8, be gone up and down between bottom surface platen 10 and lifting table plate 8 using the X-shaped of even number set
Skeleton 9, every two groups of X-shapeds lifting skeleton 9 are fixed along 8 liang of long sides of lifting table plate, and X-shaped, which goes up and down skeleton 9, to go up and down bone with another group of X-shaped
Frame 9 is connected with " line in the Eight Diagrams " font and is used, and is connected between the X-shaped lifting skeleton 9 of two long sides using horizontal axis, lifting drive is in horizontal axis
It exerts a force at the heart, then X-shaped goes up and down 9 stress of skeleton, and the deformation between X-shaped lifting skeleton 9 is realized in the transmission of power between skeleton, thus real
The lifting of existing lifting table plate 8.
Further, it is designed with spacer pin at the top of retracting cylinder and screws component, spacer pin is control with component is screwed
The adjacent low serial number retracting cylinder of the retracting cylinder or flexible core 2 are made, low serial number retracting cylinder or flexible core 2 are designed close to bottom
There is limit hole, when low serial number retracting cylinder or the maximum length of the arrival stretching design of flexible core 2, spacer pin is caught in limit hole
In, operation screws component, then the position of low serial number retracting cylinder or the retracting cylinder adjacent thereto of flexible core 2 fixation no longer changes.
It is said here no longer variation refer to relative positional relationship will not because of cable wire 13 tightening and change.
It further, is the more compact structure for making device, the cable wire folding and unfolding component 12 includes Wire winding shaft, two pieces of circles
Baffle, power source, rounded tabs are fixed on the both ends of Wire winding shaft, and Wire winding shaft pair is realized in the power source control Wire winding shaft rotation
The folding and unfolding of cable wire 13.
Further, the power source can also be realized using manually using forward and reverse operating of servo motor
The control of Wire winding shaft.
It further, is mostly field work in view of electric aerial work, the present invention has also been devised Wire winding shaft and adopts with power source
With machine driving, the mode of manual operation.Specific structure is as follows: the lateral surface of rounded tabs has along rounded tabs circle designs
Tooth, the basic circle gear and the tooth engagement in rounded tabs, minor radius basic circle gear of another minor radius are fixed on line shaft；It is dynamic
Power axis both ends are socketed with bearing, and bearing outer ring is fixed on mounting ear, and mounting ear is fixed on outermost layer retracting cylinder lateral surface；Power
Axis is fixedly connected with handle.When rotating handle, handle drives line shaft, and line shaft drives minor radius basic circle gear, passes through tooth
Engagement, drive rounded tabs rotation, rounded tabs drive the rotation of Wire winding shaft, to realize folding and unfolding to cable wire 13.
Further, the cable wire folding and unfolding component 12 further includes the limit single direction rotation clamping for minor radius basic circle gear
Design when design guarantee carries out tightening 13 process of cable wire, cannot there is the handle reverse rotation movement for releasing cable wire 13；It wants simultaneously
When guaranteeing to release cable wire 13, there cannot be the rotatable handle movement of tightening cable wire 13.Single direction rotation clamping design is limited, is to liberate people
Power can decontrol handle after screwing cable wire 13 or releasing cable wire 13 makes flexible core 2 reach defined setting eminence, and
The problem of being not in the rotation of gear opposite direction.
Further, limit single direction rotation clamping design, double card head limit plate, lock sheet, spring including Y shape；
Design has mounting hole at the geometric center point of the double card head limit plate, and double card head limit plate Y shape one side, head and tail join
Place's design has clamping slot；Lock sheet includes pull side and detent end, and pull side and detent end are respectively in the two of lock sheet mounting groove
Side, the design of detent end end have card vertical with itself, and the mounting hole of lock sheet is greater than the mounting hole of double card head limit plate,
Lock sheet is set to have higher freedom degree；The limit single direction rotation clamping design is fixed on and minor radius basic circle gear by mounting ear
The same face on, clamping installation axle passes through mounting ear, lock sheet mounting hole, is then passed through another peace after double card head limit plate mounting hole
After filling ear, clamping installation axle is fixed on mounting ear；The fixing end and clamping slot of spring are located at the two of Y shape double card head limit plate
Side, spring one end are fixed, and the other end connects lock sheet pull side；The card of the card upper end double card head limit plate at lock sheet detent end
Tight slot；Double card head limit plate is rotated around clamping installation axle, at least one head of double card head limit plate is made to be caught in small basic circle gear
Tooth socket in；After any head of double card head limit plate is caught in tooth socket, then spring installation point, double card head limit plate mounting hole, clamping
Slot cannot be located along the same line.After being caught in tooth socket for one, needs to change other end when being caught in tooth socket, need to overcome the drawing of spring
Power rotates double card head limit plate around clamping installation axle, and clamping slot needs to install around spring installation point, double card head limit plate
Line at hole, clamping slot three, can be realized commutation clamping, prevent the counter-rotating of minor radius basic circle gear.
Further, X-shaped lifting skeleton 9 is 4 groups, and every long side forms two-stage " line in the Eight Diagrams " font and goes up and down skeleton 9, " line in the Eight Diagrams "
Both ends, lower both ends are respectively and on lifting table plate 8, bottom surface platen 10 on font, two intermediate intersection points pair with another long side respectively
Intersection point is answered to connect with horizontal axis, lifting drive uses hydraulic cylinder, and hydraulic actuator 11 and the side short side of bottom surface platen 10 are hinged,
Piston rod with it is hinged at the horizontal axis center of side where another short side.
Hanging earthing conductor or to high altitude operation point conveying articles operate when, first retracting cylinders at different levels are stretched out, and screw stretch respectively
Then contracting cylinder increases again lifting table plate 8.
During outermost layer retracting cylinder is fixed on lifting table plate 8, because installation may cause outermost layer retracting cylinder slightly
It is micro- by lateral power, then its relative to lifting table plate 8 tilt, so designing between outermost layer retracting cylinder, lifting table plate 8 has
4 groups of identical right angled triangle reinforcing ribs 7, each group right-angle side are fixedly connected with outermost layer retracting cylinder, lifting table plate 8 respectively,
Connection reinforcement bar will be added between on lifting table plate 8, adjacent said rib 7 again.
Further, the top of the flexible core 2, which is equipped with, transports hook 1, transports convenient for hanging earthing conductor or needs
Components.
It is flexible in outermost layer to prevent the low serial number retracting cylinder adjacent with outermost layer retracting cylinder from falling into outermost layer retracting cylinder
Cylinder medial surface design has stretches the vertical limit plate 6 of cylinder with outermost layer, when the low serial number adjacent with outermost layer retracting cylinder is flexible
Cylinder is reduced to predetermined position, and bottom is just fallen on limit plate.
The technical solution of the further improvement, equivalent replacement that carry out on the basis of the technical program each falls within of the invention
Protection scope.
Claims (8)
1. electric aerial work auxiliary device, which is characterized in that stretched including core (2) flexible made of insulating materials, two to N grades
Contracting cylinder, cable wire (13), cable wire folding and unfolding component (12)；N is more than or equal to two, and the flexible core (2) is placed in second level retracting cylinder (3)
In；Low serial number retracting cylinder is placed in high serial number retracting cylinder adjacent thereto, stretch core (2) or low serial number retracting cylinder it is extended or
In retraction high serial number retracting cylinder adjacent thereto；Except flexible core (2) and outermost retracting cylinder, in the bottom of every grade of retracting cylinder
The heart is fixedly installed with bottom fixed pulley；Top fixed pulley (14), adjacent expansion cylinder top are fixedly installed at the top of every grade of retracting cylinder
Face fixed pulley is located at the opposite both sides of flexible core (2)；N grades of retracting cylinders (5) outsides, the lower section of corresponding fixed pulley position are solid
Dingan County is equipped with cable wire folding and unfolding component (12)；Described cable wire (13) one end is fixedly mounted at the nearly lower end of flexible core (2), cable wire
(13) the other end is after successively one layer of flexible core (2) bottom or the retracting cylinder bottom of low serial number are pierced by inside, be then passed through with
The top fixed pulley (14) of the adjacent high serial number retracting cylinder of flexible core (2) or the low serial number retracting cylinder, then from the high serial number bottom
Portion's fixed pulley is pierced by, and circulation cable wire wears fixed pulley process until cable wire is pierced by from the top fixed pulley (14) of N grades of retracting cylinders (5)
Afterwards, another end of cable wire (13) is fixed on cable wire folding and unfolding component (12)；Cable wire folding and unfolding component (12) positive and negative rotation, is tightened respectively
Or cable wire (13) are released, cable wire (13) drives flexible core (2) and retracting cylinder to stretch out or retract；To keep overall structure more stable,
It further include lifting table plate (8), bottom surface platen (10), lifting skeleton (9), lifting drive；Above-mentioned outermost layer retracting cylinder is fixed on
On lifting table plate (8), skeleton (9) are gone up and down using the X-shaped of even number set between bottom surface platen (10) and lifting table plate (8), every two groups of X
Shape lifting skeleton (9) is fixed along (8) two long side of lifting table plate, X-shaped go up and down skeleton (9) and another group of X-shaped lifting skeleton (9) with
The connection of " line in the Eight Diagrams " font uses, and is connected between X-shaped lifting skeleton (9) of two long sides using horizontal axis, lifting drive is to horizontal axis center
Place's force, then X-shaped goes up and down skeleton (9) stress, and the deformation between X-shaped lifting skeleton (9) is realized in the transmission of power between skeleton, thus
Realize the lifting of lifting table plate (8)；It is designed with spacer pin at the top of retracting cylinder and screws component, spacer pin and screws component
It is to control the retracting cylinder adjacent low serial number retracting cylinder or flexible core (2), low serial number retracting cylinder or flexible core (2) are close
Bottom design has limit hole, when low serial number retracting cylinder or the maximum length of flexible core (2) arrival stretching design, limits pin card
Enter in limit hole, operation screws component, then the position of low serial number retracting cylinder or flexible core (2) retracting cylinder adjacent thereto is fixed
No longer change.
2. electric aerial work auxiliary device according to claim 1, which is characterized in that the cable wire folding and unfolding component
It (12) include Wire winding shaft, two pieces of rounded tabs, power sources, rounded tabs are fixed on the both ends of Wire winding shaft, the power source control
Folding and unfolding of the Wire winding shaft to cable wire (13) is realized in Wire winding shaft rotation processed.
3. electric aerial work auxiliary device according to claim 2, which is characterized in that the lateral surface of rounded tabs, edge
Rounded tabs circle designs are with teeth, the basic circle gear of another minor radius and the tooth engagement in rounded tabs, minor radius basic circle tooth
Wheel is fixed on line shaft；Line shaft both ends are socketed with bearing, and bearing outer ring is fixed on mounting ear, and mounting ear is fixed on outermost
Layer retracting cylinder lateral surface；Line shaft is fixedly connected with handle；
When rotating handle, handle drives line shaft, and line shaft drives minor radius basic circle gear, by the engagement of tooth, drives circle
The rotation of shape baffle, rounded tabs drive the rotation of Wire winding shaft, to realize the folding and unfolding to cable wire (13).
4. electric aerial work auxiliary device according to claim 3, which is characterized in that the cable wire folding and unfolding component
(12) further include for minor radius basic circle gear limit single direction rotation clamping design, the design guarantee carry out tightening cable wire (13) into
Cheng Shi cannot have the handle reverse rotation of releasing cable wire (13) to act；When guaranteeing to release cable wire (13) simultaneously, there cannot be tightening
The rotatable handle of cable wire (13) acts；Limit single direction rotation clamping design, be for liberate manpower, when screw cable wire (13) or release steel
After rope (13) makes flexible core (2) to reach defined setting eminence, handle is decontroled, without the rotation of gear opposite direction
Problem.
5. electric aerial work auxiliary device according to claim 4, which is characterized in that the limit single direction rotation clamping
Design, double card head limit plate, lock sheet, spring including Y shape；Designing at the geometric center point of the double card head limit plate has
Mounting hole, double card head limit plate Y shape one side, head and the design of tail junction have clamping slot；Lock sheet includes pull side and detent
End, pull side and detent end are respectively in the two sides of lock sheet mounting groove, and the design of detent end end has card vertical with itself,
The mounting hole of lock sheet is greater than the mounting hole of double card head limit plate, and lock sheet is made to have higher freedom degree；The limit single direction rotation
Clamping design is fixed on by mounting ear on the same face of minor radius basic circle gear, and clamping installation axle passes through mounting ear, locking
After being then passed through another mounting ear after piece mounting hole, double card head limit plate mounting hole, clamping installation axle is fixed on mounting ear；Spring
Fixing end and clamping slot be located at the two sides of Y shape double card head limit plate, spring one end is fixed, and the other end connects lock sheet tension
End；The clamping slot of the card upper end double card head limit plate at lock sheet detent end；Double card head limit plate is rotated around clamping installation axle, is made
At least one head of double card head limit plate is caught in the tooth socket of small basic circle gear；Any head of double card head limit plate is caught in tooth socket
Afterwards, then spring installation point, double card head limit plate mounting hole, clamping slot cannot be located along the same line.
6. electric aerial work auxiliary device according to claim 1, which is characterized in that the X-shaped goes up and down skeleton (9)
Be 4 groups, every long side forms two-stage " line in the Eight Diagrams " font lifting skeleton (9), on " line in the Eight Diagrams " font both ends, lower both ends respectively with lifting table plate
(8), on bottom surface platen (10), two intermediate intersection points are connected respectively with the corresponding intersection point of another long side with horizontal axis, and lifting drive is adopted
With hydraulic cylinder, hydraulic actuator (11) and the side short side of bottom surface platen (10) are hinged, side where piston rod and another short side
Horizontal axis center at it is hinged.
7. electric aerial work auxiliary device according to claim 1 or 6, which is characterized in that in outermost layer retracting cylinder, rise
Design has 4 groups of identical right angled triangle reinforcing ribs (7) between drop platen (8), and each group right-angle side is flexible with outermost layer respectively
Cylinder, lifting table plate (8) are fixedly connected, then connection reinforcement bar are added between (7) on lifting table plate (8), adjacent said rib.
8. according to claim 1, electric aerial work auxiliary device described in 3,4,5,6 any claims, which is characterized in that
It is equipped at the top of the flexible core (2) and transports hook (1), convenient for hanging earthing conductor or the components for needing to transport.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710333542.4A CN107069553B (en) | 2017-05-12 | 2017-05-12 | Electric aerial work auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710333542.4A CN107069553B (en) | 2017-05-12 | 2017-05-12 | Electric aerial work auxiliary device |
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| Publication Number | Publication Date |
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| CN107069553A CN107069553A (en) | 2017-08-18 |
| CN107069553B true CN107069553B (en) | 2019-03-19 |
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|---|---|---|---|
| CN201710333542.4A Active CN107069553B (en) | 2017-05-12 | 2017-05-12 | Electric aerial work auxiliary device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102351135A (en) * | 2011-10-11 | 2012-02-15 | 广东工业大学 | Self-moving lifting platform |
| CN202988643U (en) * | 2012-12-28 | 2013-06-12 | 重庆华伟工业（集团）有限责任公司 | Auxiliary contraction type lifting rod |
| JP5822220B1 (en) * | 2015-07-08 | 2015-11-24 | 株式会社不二電業社 | Electrical device mounting device |
| CN205159901U (en) * | 2015-10-29 | 2016-04-13 | 国网山东省电力公司莱芜供电公司 | Special dolly is installed and removed to high -order earth connection |
-
2017
- 2017-05-12 CN CN201710333542.4A patent/CN107069553B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102351135A (en) * | 2011-10-11 | 2012-02-15 | 广东工业大学 | Self-moving lifting platform |
| CN202988643U (en) * | 2012-12-28 | 2013-06-12 | 重庆华伟工业（集团）有限责任公司 | Auxiliary contraction type lifting rod |
| JP5822220B1 (en) * | 2015-07-08 | 2015-11-24 | 株式会社不二電業社 | Electrical device mounting device |
| CN205159901U (en) * | 2015-10-29 | 2016-04-13 | 国网山东省电力公司莱芜供电公司 | Special dolly is installed and removed to high -order earth connection |
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| Publication number | Publication date |
|---|---|
| CN107069553A (en) | 2017-08-18 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20191231 Address after: 221700 No.56 Jinshan Road, Sunlou sub district office, Fengxian County, Xuzhou City, Jiangsu Province Patentee after: Xuzhou feisida new energy Co., Ltd Address before: Xia Yun Industrial Park dragon road 561104 Guizhou city of Anshun province Pingba Patentee before: Guizhou Daxing electric power equipment manufacturing Co., Ltd. |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20170818 Assignee: Xuzhou Yuanzhi innovative energy Co.,Ltd. Assignor: Xuzhou feisida new energy Co.,Ltd. Contract record no.: X2021980015973 Denomination of invention: Electric aerial work auxiliary device Granted publication date: 20190319 License type: Exclusive License Record date: 20211222 |
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| EE01 | Entry into force of recordation of patent licensing contract |