CN107171229A - A kind of many highly multi-direction hydraulic high-pressure disconnecting switch install car - Google Patents
A kind of many highly multi-direction hydraulic high-pressure disconnecting switch install car Download PDFInfo
- Publication number
- CN107171229A CN107171229A CN201710179943.9A CN201710179943A CN107171229A CN 107171229 A CN107171229 A CN 107171229A CN 201710179943 A CN201710179943 A CN 201710179943A CN 107171229 A CN107171229 A CN 107171229A
- Authority
- CN
- China
- Prior art keywords
- pedestal
- disconnecting switch
- many highly
- hydraulic high
- direction hydraulic
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
-
- 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
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The present invention discloses a kind of many highly multi-direction hydraulic high-pressure disconnecting switch and installs car, in order to solve not only to be applicable new construction, and closed on suitable for reorganization and expansion, dismounting operation etc. under charging equipment environment, the safe efficient installation question of high voltage isolator equipment, including pedestal, mobile train positioned at pedestal bottom, it is characterized in that pedestal has vertical hoisting system, the top of pedestal is provided with 360 ° of rotation platforms；Vertical hoisting system has the locking device of any height and position in its hoisting depth；Electric control system and auxiliary fixing supporting legs are additionally provided with pedestal.Personnel and equipment investment are reduced, is adapted to reorganization and expansion, dismounting operation etc. and closes under conductive environment, heavy mechanical equipment can not meet construction during powered safe distance, installation effectiveness is improved, construction safety risk and construction cost, small volume, conveniently moving is reduced, operate steadily, it is safe and reliable.
Description
Technical field
Equipment technology, more particularly to a kind of many highly multi-direction hydraulic high-pressure disconnecting switch are installed the present invention relates to electric power
Car is installed.
Background technology
In electricity transmitting and converting construction, hanging device operation is substantially used when high voltage isolator is installed, due to operation ring
The special circumstances such as border, weight of equipment, porcelain vase be frangible, not only easily cause equipment damage, staff in installation process also because
Coordinate heavy mechanical equipment construction to there is potential safety hazard, increase construction safety risk and costly, particularly in reorganization and expansion
Electric substation's charging zone operation, loop wheel machine arm can not usually meet construction safety needs with operational outfit band electrical distance, and hang
Machine lifting angle can not be controlled accurately, in addition, difficulty very big, risk is also of a relatively high in projects.It is favourable in existing weaponry and equipment
Reequiped with fork truck, such as patent announcement number is CN205622121U, a kind of Ultra-high Voltage Substations disconnecting switch of design is pacified
Installing is standby, including support and lowering or hoisting gear, and support is the L-type support that foundation and column are constituted, and lowering or hoisting gear passes through foundation and branch
Frame is connected, and is provided with the top of column on crossbeam, and crossbeam and is provided with chain block, diagonal brace is provided between foundation and column,
Lowering or hoisting gear is fork truck, and the yoke width of fork truck is identical with the width of support, and foundation and column are channel-section steel, although this device
Large-scale crane is replaced by small-sized forklift, is realized in conjunction with L-type support and disconnecting switch is moved and risen and will be operated, but due to
Operation under various environment, needs high level just to accomplish real safety in production, and fork truck itself weight to truck driver
Amount is larger, and many remote locations are simultaneously not suitable with.Also have in addition and coordinate lifting armament-related work, such as patent announcement using simple beam
Number it is CNCN2737030Y, a kind of outdoor high-voltage isolating switch mounting rack, mainly including crossbeam, crossbeam and column pass through bolt
Connection, crossbeam is provided with equipment mounting hole, and mechanism's installing plate is provided with column, and column bottom is provided with foundation bolt, this side
Method is the frame mode with branch column combination using crossbeam, and the mounting hole corresponding with equipment requiring installation is provided with crossbeam,
After being at the scene combined crossbeam and pillar, corresponding equipment is installed in place, with avoid scene carry out oxyacetylene metal-cutting, electric welding etc. its
He operates, and has no the practical significance of the whole installation process of high voltage isolator.
The content of the invention
Face the invention aims to solve not only to be applicable new construction, and suitable for reorganization and expansion, dismounting operation etc.
Under nearly charging equipment environment, the safe efficient installation question of high voltage isolator equipment is moved there is provided a kind of reasonable in design
Dynamic easy to operate many highly multi-direction hydraulic high-pressure disconnecting switch install equipment.
The above-mentioned technical problem of the present invention is mainly what is be addressed by following technical proposals：It is a kind of how highly multi-direction
Hydraulic high-pressure disconnecting switch installs car, including pedestal, the mobile train positioned at pedestal bottom, it is characterized in that described pedestal tool
There is vertical hoisting system, the top of pedestal is provided with 360 ° of rotation platforms；Vertical hoisting system has any in its hoisting depth
The locking device of height and position；Electric control system and auxiliary fixing supporting legs are additionally provided with described pedestal.
The technical program is provided with mobile train and auxiliary fixing supporting legs first, to adapt to the shifting on certain road surface of jolting
It is dynamic, and fixation can be stablized, meet the security of mounting condition；Next to that larger adaptability, the present apparatus passes through scissors type elevating
The vertical hoisting system of arm carries out vertical intuitive operation, can be adapted to reorganization and expansion, dismounting operation etc. and close under conductive environment, large-scale
Plant equipment can not meet construction during powered safe distance, improve the installation effect of 110 KV horizontal open-type isolating switch
Rate, saves the economic input of big machinery construction and reduces construction safety risk.
The adaptability of this programme is researched and developed to meet live specific use requirement, using GB4.00 mobile tyres, to realize not
With the locomotive function on road surface；Effectively ensure install security under the premise of, in narrow installing space realize rise with
And operating desk rotation, in the case where rotation platform size is certain, carry out equipment horizontal level movement, vertical-lift with
And 360 ° of rotary operations；Further, it can more meet installation column distance not fix, carry out cross-linking installation exercise etc..
Preferably, described mobile train includes having steering mechanism in front and rear two groups of tires, mobile train；Vertically carry
The system of liter includes scissors type elevating arm, and rotation platform is arranged on the table top at the top of lifting arm.Steering mechanism is arranged on behaviour
A side of push rod is controlled, position adjustment can be carried out in specific works point position.Rotation platform has what is individually rotated above table top
Function.
Preferably, described rotation platform centre is provided with rotating driving device, matches somebody with somebody with rotating driving device and be arranged
There are fixed controlling switch or remote style controller.Rotation platform can be remotely controlled can also be using fixed switch control, control
Mode processed is set according to field operation is convenient.
Preferably, described vertical hoisting system also includes being fixed on hydraulic cylinder on pedestal, scissors type elevating arm and
Hydraulic cylinder is connected.The present apparatus uses hydraulic system, operates steadily, safe and reliable.
Preferably, the locking device of any height and position of described vertical hoisting system is hydraulic control valve or mechanical lock
Tight mechanism.Meet high voltage isolator and column is installed under not fixing situation, carry out cross-linking installation exercise requirement.
Preferably, being additionally provided with manipulation push rod on described pedestal, electric control system is arranged in control lever.Manipulation is pushed away
Bar polygon can arrange that is, the four direction of pedestal arranges manipulation push rod.
Preferably, being provided with height speech prompting device in described vertical hoisting system.Meet have the high pressure of absolute altitude every
Pass installation operation height is left, reminds operating personnel to take care.
Preferably, described mobile train includes front and rear two groups of tires, two groups of tires are equipped with 90 degree of changements.It is logical
Crossing 90 degree of changements makes the present apparatus in the case where not turning to, or the present apparatus integrally carries out 90 degree of directions in small space
Translation.
Preferably, front and rear two groups of tires of described mobile train are separately mounted on forward and backward main shaft, each tire leads to
Cross the semiaxis being hinged with main shaft to fix, semiaxis has the locking device after 90 degree of transpositions and transposition with main shaft.All tire and
The semiaxis of connection is rotated by 90 ° along main shaft, you can the vertical direction towards normal direction of travel is translated.
Preferably, described rotation platform is provided with movable rail installing mechanism.Guardrail can be at the scene installed, formed
Construction operation platform that can be manned, meets the work high above the ground under the conditions of certain space, meets JGJ80-2016 construction high-rise workings
The portable operation of technical specification of security the 6.2nd is required.Movable rail installing mechanism has to install not to take up space quickly, when not in use
The features such as.
The beneficial effects of the invention are as follows：The heavy 110kV KV horizontals open-type isolating switch of transformer station is avoided to use
A large amount of personnel of input and machinery required for traditional Large-scale Hoisting equipment；The suitable reorganization and expansion of energy, dismounting operation etc. close on powered
Under environment, heavy mechanical equipment can not meet construction during powered safe distance；Installation effectiveness is improved, construction safety is reduced
Risk and construction cost；Lifting, rotary operation are realized in narrow, complicated installing space, the level of integral device is carried out
Position movement, vertical-lift and 360 ° of rotary operations；Meet the cross-linking peace for installing switch column under not rigid condition
Dress；Small volume, conveniently moving, operate steadily, safe and reliable.
Brief description of the drawings
Fig. 1 is a kind of use state structural representation of the present invention.
Fig. 2 is Fig. 1 of the present invention right view.
Fig. 3 is Fig. 1 of the present invention top view.
Fig. 4 is a kind of collecting state structural representation of the present invention.
Fig. 5 is Fig. 4 of the present invention right view.
In figure：1. pedestal, 2. scissors type elevating arms, 3. rotation platforms, 4. hydraulic cylinders, 5. manipulation push rods, 6. wheels
Tire, 7. auxiliary fixing supporting legs.
Embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Referring to Fig. 1, Fig. 2, a kind of many highly multi-direction hydraulic high-pressure disconnecting switch of the present embodiment install car, if one is rectangular
Shape pedestal 1, the bottom of pedestal 1 is provided with mobile train, and mobile train includes having steering machine in front and rear two groups of tires 6, mobile train
Structure, its steering mechanism is arranged in trailing wheel.On pedestal 1 by manipulate push rod arrange electric control system, the bottom of pedestal 1 it is front and rear
Two groups of outsides of tire 6 are provided with auxiliary fixing supporting legs 7.
Pedestal 1 has vertical hoisting system, and the top of pedestal 1 is provided with 360 ° of rotation platforms 3, and vertical hoisting system includes solid
Fixed hydraulic cylinder 4 on the pedestal 1, the driving scissors type elevating of hydraulic cylinder 4 arm 2, the top of lifting arm 2 sets one piece and the matching of pedestal 1
Rectangle table top, rotation platform 3 is arranged on the table top.
Further, the scissors type elevating arm 2 of vertical hoisting system has the lock of any height and position in its hoisting depth
Tight device；The locking device is accomplished by hydraulic control valve, it would however also be possible to employ mechanical interlock mechanism is accomplished, can be with
It is accomplished by hydraulic control valve and the dual mechanism of mechanical interlocking.Height voice reminder dress is additionally provided with vertical hoisting system
Put, often improve 0.5m and tell operating personnel its current height and position with voice prompting mode.
Rotation platform 3 is diameter 1600mm round table surface, as shown in figure 3, the centre of rotation platform 3 is driven provided with rotation
Dynamic device, including motor, decelerator and electric machine controller, match somebody with somebody with rotating driving device electric machine controller and are arranged with fixation
Formula controlling switch, is also equipped with portable remote style controller；Rotation platform 3 is controlled 360 degree of anglec of rotation optional positions provided with stopping
With instant retaining mechanism, the instant retaining mechanism includes brake system.
Movable rail installing mechanism is provided with the circumference of rotation platform 3, the installing mechanism has positioning, the hole of locking guardrail
And lock, when using this equipment, guardrail is loaded onto to improve safeguard protection, when not in use, guardrail is packed up, to reduce equipment
Product.
Mobile train includes front and rear two groups of tires 6, and two groups of tires are equipped with 90 degree of changements, 90 degree of described reversing machines
Structure is whole device under the support of auxiliary fixing supporting legs 7, and two groups of 4 tires 6 soar aloft, and then carry out 90 degree positions and switch,
Then auxiliary fixing supporting legs 7 are packed up, on the basis of whole front and rear car direction is not changed, 90 degree of directions translations of vehicle are carried out, it is right
Some are narrow and small, particular surroundings space carries out sharp work.Specifically way is：Front and rear two groups of tires 6 of mobile train are pacified respectively
On forward and backward main shaft, forward and backward main shaft is fixed with pedestal 1, and each tire 6 is articulated and connected by semiaxis and main shaft, semiaxis and
Provided with the locking device after 90 degree of transpositions and transposition between main shaft.
The present apparatus when not in use, as shown in Figure 4, Figure 5, with packing up scissors type elevating arm 2 common fork type elevator,
Pack up movable rail simultaneously.
By taking the installation of the KV horizontal open-type isolating switch of separate unit 110 as an example, using conventional mounting scheme：Before the project implementation,
Powered distance exam is carried out in advance, loop wheel machine on-station position is determined, smooth processing in basis etc. is reconnoitred and also needed in link, hoisting process
Strengthen monitoring and coordinate；Using the present apparatus, 8T loop wheel machines machine-team 1 can be at least saved, and substantially reduce construction early stage and constructed
The workload of journey, only confirms to field position and height, can also carry out operation to special mounting space.
Above-described embodiment is the description of the invention, is not limitation of the invention, any simple transformation to the present invention
Structure, technique afterwards belongs to protection scope of the present invention.
Claims (10)
1. a kind of many highly multi-direction hydraulic high-pressure disconnecting switch install car, including pedestal（1）, the movement positioned at pedestal bottom
Train, it is characterized in that described pedestal has vertical hoisting system, the top of pedestal is provided with 360 ° of rotation platforms（3）；Vertically carry
The system of liter has the locking device of any height and position in its hoisting depth；Electric control system is additionally provided with described pedestal
And auxiliary fixing supporting legs（7）.
2. a kind of many highly multi-direction hydraulic high-pressure disconnecting switch according to claim 1 install car, it is characterised in that
Described mobile train includes front and rear two groups of tires（6）, moving has steering mechanism in train；Vertical hoisting system includes scissor
Formula lifting arm（2）, rotation platform（3）On the table top at the top of lifting arm.
3. a kind of many highly multi-direction hydraulic high-pressure disconnecting switch according to claim 2 install car, it is characterised in that
Described rotation platform（3）Centre is provided with rotating driving device, is opened with rotating driving device with fixed control is arranged with
Close or remote style controller.
4. many highly multi-direction hydraulic high-pressure disconnecting switch of one kind according to Claims 2 or 3 install car, its feature exists
Also include being fixed on pedestal in described vertical hoisting system（1）On hydraulic cylinder（4）, scissors type elevating arm（2）And hydraulic cylinder
Connection.
5. many highly multi-direction hydraulic high-pressure disconnecting switch of one kind according to claim 1 or 2 or 3 install car, it is special
Levy and be the locking device of any height and position of vertical hoisting system for hydraulic control valve or mechanical interlock mechanism.
6. many highly multi-direction hydraulic high-pressure disconnecting switch of one kind according to claim 1 or 2 or 3 install car, it is special
Levy is that manipulation push rod is additionally provided with described pedestal（5）, electric control system is arranged in control lever.
7. many highly multi-direction hydraulic high-pressure disconnecting switch of one kind according to claim 1 or 2 or 3 install car, it is special
Levy is that height speech prompting device is provided with described vertical hoisting system.
8. a kind of many highly multi-direction hydraulic high-pressure disconnecting switch according to claim 1 install car, it is characterized in that institute
The mobile train stated includes front and rear two groups of tires（6）, two groups of tires are equipped with 90 degree of changements.
9. a kind of many highly multi-direction hydraulic high-pressure disconnecting switch according to claim 8 install car, it is characterized in that moving
Front and rear two groups of tires of driving wheel system are separately mounted on forward and backward main shaft, and each tire with the semiaxis that main shaft is hinged by fixing, and half
Axle has the locking device after 90 degree of transpositions and transposition with main shaft.
10. many highly multi-direction hydraulic high-pressure disconnecting switch of one kind according to claim 1 or 2 or 3 install car, it is special
It is described rotation platform to levy（3）It is provided with movable rail installing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179943.9A CN107171229A (en) | 2017-03-23 | 2017-03-23 | A kind of many highly multi-direction hydraulic high-pressure disconnecting switch install car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179943.9A CN107171229A (en) | 2017-03-23 | 2017-03-23 | A kind of many highly multi-direction hydraulic high-pressure disconnecting switch install car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107171229A true CN107171229A (en) | 2017-09-15 |
Family
ID=59848877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710179943.9A Pending CN107171229A (en) | 2017-03-23 | 2017-03-23 | A kind of many highly multi-direction hydraulic high-pressure disconnecting switch install car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107171229A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109502514A (en) * | 2018-11-15 | 2019-03-22 | 金华送变电工程有限公司 | A kind of battery cupboard and battery cupboard loading method convenient for handling |
| CN110562887A (en) * | 2019-08-07 | 2019-12-13 | 徐州贝峰机械制造有限公司 | Lifting platform with electric extensible platform for engineering machinery |
| CN110743853A (en) * | 2019-10-15 | 2020-02-04 | 中冶宝钢技术服务有限公司 | Maintenance cleaning equipment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202178516U (en) * | 2011-08-12 | 2012-03-28 | 临安市供电局 | Disconnecting switch mechanism case overhauling platform |
| CN103382012A (en) * | 2013-07-16 | 2013-11-06 | 浙江鼎力机械股份有限公司 | Scissor type aerial work platform with overhaul protective device |
| CN203411298U (en) * | 2013-08-23 | 2014-01-29 | 国家电网公司 | Vehicle-mounted lifting rotation overhauling platform |
| CN203850683U (en) * | 2014-05-05 | 2014-09-24 | 国家电网公司 | Integrated portable disconnecting switch quick maintenance platform |
| CN204167750U (en) * | 2014-10-22 | 2015-02-18 | 广东电网公司江门供电局 | A kind of 10kV high-voltage board switch cart transfer car(buggy) |
| CN205248675U (en) * | 2015-12-08 | 2016-05-18 | 江苏省电力公司南京供电公司 | Put formula high tension switchgear in general type and overhaul dolly |
| CN105858531A (en) * | 2016-06-03 | 2016-08-17 | 国网山东省电力公司龙口市供电公司 | Electric power overhaul lifting platform |
| CN205870466U (en) * | 2016-07-22 | 2017-01-11 | 陕西北元化工集团有限公司 | Rotatory work platform that overhauls |
| CN206908166U (en) * | 2017-03-23 | 2018-01-19 | 金华送变电工程有限公司 | A kind of high voltage isolator hydraulic installalion equipment |
-
2017
- 2017-03-23 CN CN201710179943.9A patent/CN107171229A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202178516U (en) * | 2011-08-12 | 2012-03-28 | 临安市供电局 | Disconnecting switch mechanism case overhauling platform |
| CN103382012A (en) * | 2013-07-16 | 2013-11-06 | 浙江鼎力机械股份有限公司 | Scissor type aerial work platform with overhaul protective device |
| CN203411298U (en) * | 2013-08-23 | 2014-01-29 | 国家电网公司 | Vehicle-mounted lifting rotation overhauling platform |
| CN203850683U (en) * | 2014-05-05 | 2014-09-24 | 国家电网公司 | Integrated portable disconnecting switch quick maintenance platform |
| CN204167750U (en) * | 2014-10-22 | 2015-02-18 | 广东电网公司江门供电局 | A kind of 10kV high-voltage board switch cart transfer car(buggy) |
| CN205248675U (en) * | 2015-12-08 | 2016-05-18 | 江苏省电力公司南京供电公司 | Put formula high tension switchgear in general type and overhaul dolly |
| CN105858531A (en) * | 2016-06-03 | 2016-08-17 | 国网山东省电力公司龙口市供电公司 | Electric power overhaul lifting platform |
| CN205870466U (en) * | 2016-07-22 | 2017-01-11 | 陕西北元化工集团有限公司 | Rotatory work platform that overhauls |
| CN206908166U (en) * | 2017-03-23 | 2018-01-19 | 金华送变电工程有限公司 | A kind of high voltage isolator hydraulic installalion equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109502514A (en) * | 2018-11-15 | 2019-03-22 | 金华送变电工程有限公司 | A kind of battery cupboard and battery cupboard loading method convenient for handling |
| CN110562887A (en) * | 2019-08-07 | 2019-12-13 | 徐州贝峰机械制造有限公司 | Lifting platform with electric extensible platform for engineering machinery |
| CN110743853A (en) * | 2019-10-15 | 2020-02-04 | 中冶宝钢技术服务有限公司 | Maintenance cleaning equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203826828U (en) | Maintenance and conveyance platform for switch cabinet breaker | |
| CN202186848U (en) | Universal movable maintenance gantry crane | |
| CN101880006B (en) | Roll-on device and method for large fixed type rotary crane | |
| CN205930806U (en) | Whole lifting platform of semi -automatization automotive power system | |
| CN107171229A (en) | A kind of many highly multi-direction hydraulic high-pressure disconnecting switch install car | |
| CN103730231B (en) | A kind of head cover of transformer lowering or hoisting gear | |
| CN102674162A (en) | Special lifting device for pneumatic mechanism of circuit breaker | |
| CN206219071U (en) | A kind of switch cubicle installation lifting appliance | |
| CN206908166U (en) | A kind of high voltage isolator hydraulic installalion equipment | |
| CN204057888U (en) | A kind of Multifunction high-altitude operation platform | |
| CN107758579A (en) | A kind of Multifunctional aloft-work platform | |
| CN202785371U (en) | Novel simple girder bridge type crane | |
| CN103449313A (en) | Maintenance crane special for rail container door type portal crane trolley travel mechanism | |
| CN203794368U (en) | Cable retraction and release trolley in tunnel | |
| CN201473253U (en) | Mobile light hydraulic crane | |
| CN205151648U (en) | Substation equipment handling device | |
| CN203159073U (en) | Special multi-fulcrum overhang crane for maintaining hangar ceiling appliances | |
| CN213976728U (en) | GCB of GIS equipment overhauls isolated plant | |
| CN203440761U (en) | Special lifting device for curing and construction of viaduct | |
| CN114477035B (en) | Omnidirectional mobile explosion-proof electric drive aerial working equipment | |
| CN105174156A (en) | Hoisting assembling frame for electrical equipment | |
| CN206886561U (en) | A kind of regulator cubicle large component assembles and disassembles hanger tool car | |
| CN204452498U (en) | A kind of substation cabinet travelling car | |
| CN105174127A (en) | Power transformation equipment mounting and demounting device | |
| CN206108462U (en) | Manual hoist formula landing leg mechanism of axle is stepped on in removal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |
|
| RJ01 | Rejection of invention patent application after publication |