CN107459002B - Telescopic power equipment maintaining ladder - Google Patents
Telescopic power equipment maintaining ladder Download PDFInfo
- Publication number
- CN107459002B CN107459002B CN201710763093.7A CN201710763093A CN107459002B CN 107459002 B CN107459002 B CN 107459002B CN 201710763093 A CN201710763093 A CN 201710763093A CN 107459002 B CN107459002 B CN 107459002B
- Authority
- CN
- China
- Prior art keywords
- pedestal
- ladder
- pull
- terraced
- side leg
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/14—Ladders capable of standing by themselves
- E06C1/16—Ladders capable of standing by themselves with hinged struts which rest on the ground
- E06C1/20—Ladders capable of standing by themselves with hinged struts which rest on the ground with supporting struts formed as poles
- E06C1/22—Ladders capable of standing by themselves with hinged struts which rest on the ground with supporting struts formed as poles with extensible, e.g. telescopic, ladder parts or struts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/382—Tripod ladders
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/02—Extending means
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/06—Securing devices or hooks for parts of extensible ladders
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F2700/00—Lifting apparatus
- B66F2700/09—Other lifting devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Ladders (AREA)
Abstract
The invention discloses a kind of telescopic power equipment maintaining ladders, including pedestal, described pedestal one end is hinged with pedestal ladder, the pedestal other end is hinged with sleeve, pedestal ladder top is provided with motor, the motor and driving gear cooperate, screw knob is provided on the pedestal ladder and the sleeve, the screw knob end is rotatably assorted with turning gear head, pull ladder is arranged in the pedestal ladder, telescopic rod is arranged in the sleeve, rack gear is provided on the pull ladder and the telescopic rod, pull ladder top end is hinged by articulated shaft and the telescopic rod top end, the pedestal is provided with pull bottom bar, the pedestal side is provided with side leg box, side leg is hinged in the side leg box, side leg box one end is also placed with screw thread stabilizer blade.The power equipment maintaining ladder can flexibly adjust span and height, can be by electric drive, and using laborsaving convenience, the method that manual telescopic can also be used in no electricity is applied widely, fixed, highly-safe.
Description
The application is the applying date: 2016-7-29, application number: 201610606128.1, a kind of invention and created name: electric power
The divisional application of maintenance ladder patent.
Technical field
The present invention relates to power equipment maintaining ancillary equipment field, specially telescopic power equipment maintaining ladder.
Background technique
When carrying out power equipment maintaining, it is often necessary to which staff carries out operation of ascending a height, essential when ascending a height operation
Need to use maintenance ladder, but the general height of existing maintenance ladder and span are all very limited, can limit when repairing work
The scope of activities of maintenance personal processed, and the fixation of maintenance ladder is not very reliably, when repairing work, to happen occasionally
Maintenance ladder slips the case where overturning, and be easy to cause the accident of injury to personnel, needs a kind of new maintenance ladder now to solve above-mentioned ask
Topic guarantees the safety that maintenance operation is taken into account while maintenance work can be gone on smoothly.
Summary of the invention
The purpose of the present invention is to provide telescopic power equipment maintaining ladders, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: telescopic power equipment maintaining is terraced, including pedestal, it is described
Pedestal one end is hinged with pedestal ladder, and the pedestal other end is hinged with sleeve, and pedestal ladder middle part is provided with controller, described
Pedestal ladder top is provided with motor, and the motor and driving gear cooperate, and is provided with spiral shell on the pedestal ladder and the sleeve
Line knob, the screw knob end are rotatably assorted with turning gear head, are arranged with pull ladder in pedestal ladder, in the sleeve
Be arranged with telescopic rod, be provided with rack gear on the pull ladder and the telescopic rod, pull ladder top end by articulated shaft with
The telescopic rod top end is hinged, and the pedestal is provided with pull bottom bar, and the pull bottom bar is positioned by Fixed latches, the bottom
Seat side is provided with side leg box, side leg is hinged in the side leg box, side leg box one end is also placed with screw thread
Stabilizer blade.
Preferably, one group of pin hole is offered on the pull bottom bar, the pin hole is adapted to the Fixed latches, is in
One end of the pull bottom bar of end is provided with hinged seat, and the sleeve and the hinged seat are hinged.
Preferably, pin shaft is provided in the side leg box, the side leg and the pin shaft are hinged, the side leg one
End is provided with knob, and side leg box side offers stabilizer blade box, and the screw thread stabilizer blade is placed in the stabilizer blade box, described
Side leg box is hinged by hinge and buckle closure, and the buckle closure is adapted to the stabilizer blade box.
Preferably, pedestal ladder lower part is provided with plug, and the plug is electrically connected with the motor, the motor
It is electrically connected with the controller, switch is provided on the controller, rises key and decline key.
Preferably, it is provided with one group of bottom pedal on the pedestal ladder, is provided with one group of top pedal on the pull ladder, it is described
Pedestal ladder top is provided with mounting groove, and one group of screw hole is offered on the mounting groove, and described mounting groove one end offers gear grooved,
The gear grooved is connected to the sliding slot inside the pedestal ladder, and the pedestal ladder is internal to be also provided with tooth head slot, the tooth head slot
Also it is communicated with the sliding slot, the gear grooved is adapted to the driving gear, and the tooth head slot is adapted to the turning gear head, institute
It states driving gear and the turning gear head is adapted to the rack gear, the sliding slot is adapted to the pull ladder.
Preferably, the motor is provided with step, is coated with one group of connection bolt on the step, the connection bolt with
The screw hole adaptation, the motor are provided with band-type brake.
Preferably, power equipment maintaining ladder is in use, because pedestal ladder and pedestal one end are hinged, sleeve in the pumping of end
The bar that undercuts is hinged, and user can adjust the span when present apparatus is stood by adjusting the pull-out length of pull bottom bar, very
Convenient, user can connect to power supply plug, powered by power supply to motor, motor work is then controlled by controller
Make, the power supply circuit of motor is then connected by lower switch, presses and rise key then motor rotating forward, the rack gear on driving gear and pull ladder
Engagement, pull ladder rise under the drive of driving gear, and pull ladder and telescopic rod end are hinged, when pull ladder rises, also drive
Telescopic rod is stretched out from sleeve, completes the raising of the present apparatus, after high satisfactory, is unclamped and is risen key, motor power-off, motor has
Band-type brake is automatically locked after power-off, and such design can prevent pull ladder from falling after rise, can also be by screw thread after user climbs up pedestal ladder
Knob screws in, so that turning gear head is engaged with rack, further fixes pull ladder and pedestal ladder, telescopic rod and sleeve are also by spiral shell
Line knob, turning gear head, rack gear cooperation are fixed, the present apparatus using when can fall operation, it is terraced, flexible with pedestal to regulate pull ladder
After the cooperation position of bar and sleeve, then the present apparatus erected, it, then can will be in side leg box by knob after erecting
Side leg pull out, then the screw thread stabilizer blade in stabilizer blade box is taken out, screw thread stabilizer blade and side leg end are spirally connected screw-in so that
Screw thread stabilizer blade withstands ground, plays the role of support, strengthens the stability of pedestal, improves the safety of operation, when not square
When just powering on, then user can be mobile to mounting groove side by motor, so that step cooperates from different screw holes, motor is moved
Behind position, driving gear is no longer engaged with rack, and at this moment user can complete the flexible of pull ladder by manually mode.
Compared with prior art, the beneficial effects of the present invention are: power equipment maintaining ladder is in use, because of pedestal ladder and pedestal one
End is hinged, and sleeve and the pull bottom bar in end are hinged, and user can be adjusted by adjusting the pull-out length of pull bottom bar
Span when abridged edition device is stood, very convenient, user can connect to power supply plug, be powered by power supply to motor,
Then motor work is controlled by controller, the power supply circuit of motor is then connected by lower switch, is pressed and is risen key then motor is being just
Turn, driving gear is engaged with the rack gear on pull ladder, and pull ladder rises under the drive of driving gear, pull ladder and flexible rod end
Portion is hinged, when pull ladder rises, also telescopic rod is driven to stretch out from sleeve, completes the raising of the present apparatus, after high satisfactory, pine
Rise key, motor power-off are opened, motor has band-type brake, is automatically locked after power-off, and such design can prevent pull ladder from falling after rise, use
After person climbs up pedestal ladder, screw knob can also be screwed in, so that turning gear head is engaged with rack, further fix pull ladder and bottom
Seat ladder, telescopic rod and sleeve are fixed also by screw knob, turning gear head, rack gear cooperation, the present apparatus using when can fall operation,
Pull ladder is regulated with pedestal after the cooperation position of terraced, telescopic rod and sleeve, then the present apparatus is erected, erects it
Afterwards, then the side leg in side leg box can be pulled out by shaking hands, is then taken out the screw thread stabilizer blade in stabilizer blade box, by screw thread branch
Foot and side leg the end screw-in that is spirally connected so that screw thread stabilizer blade withstands ground play the role of support, strengthen the stabilization of pedestal
Property, the safety of operation is improved, when being inconvenient to power on, then user can be mobile to mounting groove side by motor, makes
It obtains step to cooperate from different screw holes, after electric motor shift, driving gear is no longer engaged with rack, and at this moment user can be by manual
Mode complete the flexible of pull ladder；The present apparatus can flexibly adjust span and height, can use laborsaving side by electric drive
Just, the method that manual telescopic can also be used in no electricity, it is applied widely, it is fixed, it is highly-safe.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the partial enlargement diagram for irising out part that top is in Fig. 1.
Fig. 4 is the partial enlargement diagram for irising out part being below in Fig. 1.
Fig. 5 is the partial enlargement diagram that part is irised out in Fig. 2 of the present invention.
Fig. 6 is the structural schematic diagram that pedestal ladder of the present invention and pull ladder cooperate.
In figure: 1, pedestal, 2, pedestal ladder, 3, sleeve, 4, controller, 5, motor, 6, driving gear, 7, screw knob, 8,
Turning gear head, 9, pull ladder, 10, telescopic rod, 11, rack gear, 12, articulated shaft, 13, pull bottom bar, 14, Fixed latches, 15, collateral
Leg box, 16, side leg, 17, screw thread stabilizer blade, 18, pin hole, 19, hinged seat, 20, pin shaft, 21, knob, 22, stabilizer blade box, 23, conjunction
Page, 24, buckle closure, 25, plug, 26, switch, 27, rise key, 28, decline key, 29, bottom pedal, 30, top pedal, 31, installation
Slot, 32, screw hole, 33, gear grooved, 34, sliding slot, 35, tooth head slot, 36, step, 37, connection bolt, 38, band-type brake.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-6 is please referred to, the present invention provides a kind of technical solution: telescopic power equipment maintaining ladder, including pedestal 1, the bottom
1 one end of seat is hinged with pedestal ladder 2, and 1 other end of pedestal is hinged with sleeve 3, and 2 middle part of pedestal ladder is provided with controller 4,
Terraced 2 tops of the pedestal are provided with motor 5, and the motor 5 cooperates with driving gear 6, on the pedestal ladder 2 and the sleeve 3
It is provided with screw knob 7,7 end of screw knob is rotatably assorted with turning gear head 8, is arranged with pumping in the pedestal ladder 2
Ladder 9 is drawn, is arranged in the sleeve 3 on the ladder of pull described in telescopic rod 10 9 and the telescopic rod 10 and is provided with rack gear 11, it is described
Pull 9 tops of ladder are hinged by articulated shaft 12 and 10 top of telescopic rod, and the pedestal 1 is provided with pull bottom bar 13, described
Pull bottom bar 13 is positioned by Fixed latches 14, and 1 side of pedestal is provided with side leg box 15, hinge in the side leg box 15
It is connected to side leg 16, described 15 one end of side leg box is also placed with screw thread stabilizer blade 17, offers one on the pull bottom bar 13
Group pin hole 18, the pin hole 18 are adapted to the Fixed latches 14, and one end of the pull bottom bar 13 in end is provided with hingedly
Seat 19, the sleeve 3 and the hinged seat 19 are hinged, are provided with pin shaft 20 in the side leg box 15, the side leg 16 with
The pin shaft 20 is hinged, and described 16 one end of side leg is provided with knob 21, and 15 side of side leg box offers stabilizer blade box 22,
The screw thread stabilizer blade 17 is placed in the stabilizer blade box 22, and the side leg box 15 is hinged by hinge 23 and buckle closure 24, described
Buckle closure 24 is adapted to the stabilizer blade box 22, and terraced 2 lower parts of the pedestal are provided with plug 25, the plug 25 and the motor
5 electrical connections, the motor 5 is electrically connected with the controller 4, be provided on the controller 4 switch 26, rise key 27 and under
Key 28 is dropped, one group of bottom pedal 29 is provided on the pedestal ladder 2, one group of top pedal 30, the bottom is provided on the pull ladder 9
Terraced 2 tops of seat are provided with mounting groove 31, one group of screw hole 32 are offered on the mounting groove 31, described 31 one end of mounting groove offers
Gear grooved 33, the gear grooved 33 are connected to the sliding slot 34 inside the pedestal ladder 2, are also provided with tooth inside the pedestal ladder 2
Head slot 35, the tooth head slot 35 are also communicated with the sliding slot 34, and the gear grooved 33 is adapted to the driving gear 6, the tooth
Head slot 35 is adapted to the turning gear head 8, and the driving gear 6 and the turning gear head 8 are adapted to the rack gear 11, described
Sliding slot 34 is adapted to the pull ladder 9, and the motor 5 is provided with step 36, and one group of connection bolt is coated on the step 36
37, the connection bolt 37 is adapted to the screw hole 32, and the motor 5 is provided with band-type brake 38.
Working principle: when using the power equipment maintaining ladder, because pedestal ladder 2 is hinged with 1 one end of pedestal, sleeve 3 in holding
The pull bottom bar 13 in portion is hinged, and user can be adjusted when the present apparatus is stood by adjusting the pull-out length of pull bottom bar 13
Span, very convenient, user can connect to power supply plug 25, powered by power supply to motor 5, then pass through controller
4 work to control motor 5, and the power supply circuit of motor 5 is then connected by lower switch 26, press and rise the then rotating forward of motor 5 of key 27, actively
Gear 6 is engaged with the rack gear 11 on pull ladder 9, and pull ladder 9 rises under the drive of driving gear 6, pull ladder 9 and telescopic rod 10
End is hinged, when pull ladder 9 rises, also telescopic rod 10 is driven to stretch out from sleeve 3, completes the raising of the present apparatus, when height is full
It after meaning, unclamps and rises key 27, motor 5 powers off, and motor 5 has band-type brake 38, is automatically locked after power-off, such design can prevent from taking out
It draws ladder 9 to fall after rise, after user climbs up pedestal ladder 2, screw knob 7 can also be screwed in, so that turning gear head 8 is engaged with rack gear 11,
It further fixes pull ladder 9 and pedestal ladder 2, telescopic rod 10 and sleeve 3 is matched also by screw knob 7, turning gear head 8, rack gear 11
Close and fix, the present apparatus using when can fall operation, regulate pull ladder 9 and pedestal ladder 2, telescopic rod 10 and sleeve 3 matches coincidence
It postpones, then the present apparatus is erected, after erecting, then can be drawn the side leg 16 in side leg box 15 by knob 21
Out, then the screw thread stabilizer blade 17 in stabilizer blade box 22 is taken out, screw thread stabilizer blade 17 and 16 end of side leg is spirally connected screw-in, so that spiral shell
Line stabilizer blade 17 withstands ground, plays the role of support, strengthens the stability of pedestal 1, improves the safety of operation, when not square
When just powering on, then user can be mobile to 31 side of mounting groove by motor 5, so that step 36 is matched from different screw holes 32
It closes, after motor 5 shifts, driving gear 6 is no longer engaged with rack gear 11, and at this moment user can complete pull ladder by manually mode
9 it is flexible.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (3)
1. a kind of power equipment maintaining ladder, including pedestal (1), it is characterised in that: described pedestal (1) one end is hinged with pedestal ladder (2), institute
It states pedestal (1) other end to be hinged with sleeve (3), the pedestal is provided with controller (4) in the middle part of terraced (2), on the pedestal terraced (2)
Portion is provided with motor (5), and the motor (5) and driving gear (6) cooperate, and is all provided on the pedestal terraced (2) and the sleeve (3)
It is equipped with screw knob (7), screw knob (7) end is rotatably assorted with turning gear head (8), and the pedestal is arranged in terraced (2)
There is pull terraced (9), be arranged with telescopic rod (10) in the sleeve (3), is all provided on the pull terraced (9) and the telescopic rod (10)
It is equipped with rack gear (11), terraced (9) top of the pull is hinged by articulated shaft (12) and the telescopic rod (10) top, the pedestal
(1) it is provided with pull bottom bar (13), the pull bottom bar (13) is positioned by Fixed latches (14), and pedestal (1) side is set
It is equipped with side leg box (15), is hinged with side leg (16) in the side leg box (15), described side leg box (15) one end is also put
It is equipped with screw thread stabilizer blade (17)；
Terraced (2) lower part of the pedestal is provided with plug (25), and the plug (25) is electrically connected with the motor (5), described
Motor (5) is electrically connected with the controller (4), and switch (26) is provided on the controller (4), key (27) is risen and declines
Key (28)；
One group of bottom pedal (29) is provided on the pedestal terraced (2), the pull is provided with one group of top pedal (30) on terraced (9),
Terraced (2) top of the pedestal is provided with mounting groove (31), and one group of screw hole (32), the installation are offered on the mounting groove (31)
Slot (31) one end offers gear grooved (33), and the gear grooved (33) sliding slot (34) internal with the pedestal terraced (2) is connected to, institute
It states and is also provided with tooth head slot (35) inside pedestal terraced (2), the tooth head slot (35) also communicates with the sliding slot (34), the gear
Slot (33) is adapted to the driving gear (6), and the tooth head slot (35) is adapted to the turning gear head (8), the driving gear
(6) it is adapted to the rack gear (11) with the turning gear head (8), the sliding slot (34) is adapted to the pull terraced (9).
2. a kind of power equipment maintaining ladder according to claim 1, it is characterised in that: offered on the pull bottom bar (13)
One group of pin hole (18), the pin hole (18) are adapted to the Fixed latches (14), one end of the pull bottom bar (13) in end
It is provided with hinged seat (19), the sleeve (3) and the hinged seat (19) are hinged.
3. a kind of power equipment maintaining ladder according to claim 1, it is characterised in that: be provided with pin in the side leg box (15)
Axis (20), hingedly, described side leg (16) one end is provided with knob (21), described for the side leg (16) and the pin shaft (20)
Side leg box (15) side offers stabilizer blade box (22), and the screw thread stabilizer blade (17) is placed in the stabilizer blade box (22), described
Hingedly by hinge (23) and buckle closure (24), the buckle closure (24) is adapted to side leg box (15) with the stabilizer blade box (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710763093.7A CN107459002B (en) | 2016-07-29 | 2016-07-29 | Telescopic power equipment maintaining ladder |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710763093.7A CN107459002B (en) | 2016-07-29 | 2016-07-29 | Telescopic power equipment maintaining ladder |
| CN201610606128.1A CN106050119B (en) | 2016-07-29 | 2016-07-29 | A kind of power equipment maintaining ladder |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610606128.1A Division CN106050119B (en) | 2016-07-29 | 2016-07-29 | A kind of power equipment maintaining ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107459002A CN107459002A (en) | 2017-12-12 |
| CN107459002B true CN107459002B (en) | 2019-04-02 |
Family
ID=57195669
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710762392.9A Active CN107503670B (en) | 2016-07-29 | 2016-07-29 | Drawing and pulling type power equipment maintaining ladder |
| CN201710763093.7A Active CN107459002B (en) | 2016-07-29 | 2016-07-29 | Telescopic power equipment maintaining ladder |
| CN201610606128.1A Expired - Fee Related CN106050119B (en) | 2016-07-29 | 2016-07-29 | A kind of power equipment maintaining ladder |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710762392.9A Active CN107503670B (en) | 2016-07-29 | 2016-07-29 | Drawing and pulling type power equipment maintaining ladder |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610606128.1A Expired - Fee Related CN106050119B (en) | 2016-07-29 | 2016-07-29 | A kind of power equipment maintaining ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN107503670B (en) |
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| KR101767014B1 (en) | 2016-11-02 | 2017-08-09 | 서동영 | Automatic ladder with adjustable length with electric screwdriver |
| CN106761373B (en) * | 2016-12-20 | 2018-06-29 | 国网山东省电力公司潍坊供电公司 | Electrician Operation ladder safety aid |
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| CN111894439B (en) * | 2020-08-13 | 2022-04-12 | 赵治国 | Special ladder of highway safety device maintenance |
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| CN114508299B (en) * | 2022-02-16 | 2023-08-04 | 国网山东省电力公司临邑县供电公司 | Lifting device for illuminating lamp route fault detection |
| CN114776209A (en) * | 2022-04-11 | 2022-07-22 | 华能(福州长乐)光伏发电有限责任公司 | Electric power engineering construction ladder |
| CN115266048A (en) * | 2022-06-10 | 2022-11-01 | 广西科技大学 | Rotor-blade disc-casing rub-impact test bed and test method thereof |
| CN115522863B (en) * | 2022-10-21 | 2024-10-01 | 三一重能股份有限公司 | Ladder stand |
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| CN205206716U (en) * | 2015-12-23 | 2016-05-04 | 国网青海省电力公司检修公司 | Open -air anti -skidding operation ladder of electric power engineering |
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| US5000289A (en) * | 1990-05-21 | 1991-03-19 | Sanchez Iii Jose | Extendable step ladder |
| JPH1088949A (en) * | 1996-09-12 | 1998-04-07 | Kazuo Yasunaga | Telescopic stepladder |
| JP5096229B2 (en) * | 2008-05-27 | 2012-12-12 | 紀美代 中尾 | Multistage ladder |
| CN201826745U (en) * | 2010-05-31 | 2011-05-11 | 丑纪行 | Hydraulic aerial ladder for moving house |
| US20140246271A1 (en) * | 2013-02-11 | 2014-09-04 | Paul Morris Davies | Extension ladder incorporating a winch-operated elevator |
| CN203430409U (en) * | 2013-09-10 | 2014-02-12 | 南通华铮隆钢业制造有限公司 | Sectional mobile inclined ladder |
| CN104712246B (en) * | 2013-12-17 | 2016-06-29 | 富泰华工业（深圳）有限公司 | Extension ladder |
| CN204591104U (en) * | 2015-05-11 | 2015-08-26 | 邵阳学院 | A kind of power equipment maintaining ladder |
| CN205206720U (en) * | 2015-10-14 | 2016-05-04 | 嘉兴职业技术学院 | Multi -functional ladder suitable for construction worker is commonly used |
| CN206016652U (en) * | 2016-07-29 | 2017-03-15 | 国网山东省电力公司龙口市供电公司 | A kind of power equipment maintaining ladder |
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2016
- 2016-07-29 CN CN201710762392.9A patent/CN107503670B/en active Active
- 2016-07-29 CN CN201710763093.7A patent/CN107459002B/en active Active
- 2016-07-29 CN CN201610606128.1A patent/CN106050119B/en not_active Expired - Fee Related
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| CN201045280Y (en) * | 2007-04-09 | 2008-04-09 | 杨利勇 | Portable automatic telescopic ladder |
| CN104153704A (en) * | 2014-07-18 | 2014-11-19 | 国家电网公司 | Multifunctional herringbone ladder for electricity maintenance |
| CN204691653U (en) * | 2015-06-18 | 2015-10-07 | 国网山东省电力公司枣庄供电公司 | A kind of electric power cable maintenance ladder |
| CN104912474A (en) * | 2015-07-21 | 2015-09-16 | 王飞 | Adjustable electrical insulation ladder |
| CN205000887U (en) * | 2015-09-15 | 2016-01-27 | 嘉兴职业技术学院 | Indoor ladder for power maintenance |
| CN205206716U (en) * | 2015-12-23 | 2016-05-04 | 国网青海省电力公司检修公司 | Open -air anti -skidding operation ladder of electric power engineering |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107459002A (en) | 2017-12-12 |
| CN106050119A (en) | 2016-10-26 |
| CN107503670A (en) | 2017-12-22 |
| CN106050119B (en) | 2017-12-22 |
| CN107503670B (en) | 2019-02-12 |
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