CN114057124A - Lifting device for transformer - Google Patents

Lifting device for transformer Download PDF

Info

Publication number
CN114057124A
CN114057124A CN202111359775.4A CN202111359775A CN114057124A CN 114057124 A CN114057124 A CN 114057124A CN 202111359775 A CN202111359775 A CN 202111359775A CN 114057124 A CN114057124 A CN 114057124A
Authority
CN
China
Prior art keywords
hydraulic cylinder
disc
transformer
frame
lifting device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202111359775.4A
Other languages
Chinese (zh)
Other versions
CN114057124B (en
Inventor
虞燕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yanbian Power Supply Co Of State Grid Jilinsheng Electric Power Supply Co
Original Assignee
Jiangsu Xu Bian Transformer Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Xu Bian Transformer Co ltd filed Critical Jiangsu Xu Bian Transformer Co ltd
Priority to CN202111359775.4A priority Critical patent/CN114057124B/en
Publication of CN114057124A publication Critical patent/CN114057124A/en
Application granted granted Critical
Publication of CN114057124B publication Critical patent/CN114057124B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C25/00—Cranes not provided for in groups B66C17/00 - B66C23/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/04—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by magnetic means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
    • B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C11/00—Trolleys or crabs, e.g. operating above runways
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C6/00—Girders, or track-supporting structures, specially adapted for cranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02—Driving gear
    • B66D1/12—Driving gear incorporating electric motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

The invention aims to solve the lifting problem of a transformer and discloses a lifting device for the transformer, which comprises a first hydraulic cylinder, a second hydraulic cylinder and a mounting disc, wherein piston rods are arranged at the middle parts of the first hydraulic cylinder and the second hydraulic cylinder, a plug-in rack is sleeved at the outer end of each piston rod, a connecting frame is welded at the outer side of the plug-in rack, a first fastening screw is arranged between the plug-in rack and each piston rod, a first motor is fixedly arranged on the side surface of the connecting frame, a rotating shaft is arranged between the first motor and the connecting frame, a rotating drum is fixedly sleeved on the surface of the rotating shaft, cushion blocks are uniformly arranged on the surface of the rotating drum, a water pump is fixedly arranged on the surface of the first hydraulic cylinder, a connector is arranged at the water outlet end of the water pump, and spray pipes are symmetrically arranged on the connector. According to the invention, the rotary drum is driven by the first motor, so that the device can be lifted, the transformer can be lifted without a crane or a forklift, and the transformer is assisted to be installed.

Description

Lifting device for transformer
Technical Field
The invention relates to the field of transformers, in particular to a lifting device for a transformer.
Background
When the transformer is installed, the transformer is generally installed between two telegraph poles, a platform for installing the transformer is installed between the telegraph poles in advance, the platform has a certain height, when the transformer is lifted, some forklifts are used, some lifts are used, although the transformer can be lifted, but some terrains are not easy to pass through by a crane and the forklift, the inventor observes the point, if the transformer can be lifted without the forklift and the crane, and then the inventor invents a lifting device for the transformer to solve the lifting problem of the transformer.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a lifting device for a transformer.
The invention is realized by the following technical scheme:
a lifting device for a transformer comprises a first hydraulic cylinder, a second hydraulic cylinder and a mounting disc, wherein piston rods are arranged in the middle of the first hydraulic cylinder and the second hydraulic cylinder respectively, an inserting frame is sleeved outside the piston rods, a connecting frame is welded outside the inserting frame, a first fastening screw is arranged between the inserting frame and the piston rods, a first motor is fixedly arranged on the side face of the connecting frame, a rotating shaft is arranged between the first motor and the connecting frame, a rotating cylinder is fixedly sleeved on the surface of the rotating shaft, cushion blocks are uniformly arranged on the surface of the rotating cylinder, a water pump is fixedly arranged on the surface of the first hydraulic cylinder, a connector is arranged at the water outlet end of the water pump, spray pipes are symmetrically arranged on the connector, the water inlet end of the water pump is connected with a connecting pipe, a connecting ball is fixedly connected to the outer end of the connecting pipe, a connecting ring is connected to the junction of the first hydraulic cylinder and the second hydraulic cylinder, and a connecting rod is fixedly connected to the side face of the connecting ring, the outer end of the connecting rod is fixedly provided with a holding ring, the lower sides of the first hydraulic cylinder and the second hydraulic cylinder are fixedly connected with a connecting frame, the lower surface of the connecting frame is fixedly provided with a second motor, the middle part of the second motor is provided with a first rotary table, a stay cord is wound on the first rotary table, the lower end of the stay cord is fixedly connected with a first claw disc, the lower end surface of the first claw disc is fixedly provided with a first magnetic block, the stay cord is sleeved with a snap ring, a second fastening screw is arranged between the snap ring and the stay cord, the surface of the snap ring is fixedly connected with a connecting rope, the lower end of the connecting rope is fixedly connected with a snap plate, the left side of the upper surface of the snap plate is fixedly provided with a holding rod, the left side wall of the snap plate is sleeved with a screw rod, the right end of the screw rod is fixedly provided with a clamping plate, the right side surface of the mounting plate is fixedly provided with a handle, the middle part of the mounting plate is provided with a second rotary table, and a traction rope is wound on the second rotary table, the outer end of the traction rope is fixedly connected with a second claw disc, a second magnetic block is installed on the left end face of the second claw disc, and third magnetic blocks are evenly installed inside the second claw disc.
Preferably, the connecting ball is of a net structure and is communicated with the connecting pipe, and the spray pipe is made of carbon steel and can be bent at any angle.
Preferably, the inserting frame is sleeved outside the piston rod and is of a rectangular frame structure.
Preferably, the cushion block is of a long strip-shaped structure and is made of rubber materials.
Preferably, the clamping ring is of a U-shaped structure and is clamped outside the pull rope.
Preferably, the first magnetic block, the second magnetic block and the third magnetic block are all electromagnets.
Preferably, a bearing is arranged between the second rotary disc and the mounting disc, and a screw is arranged on the second rotary disc.
Compared with the prior art, the invention has the beneficial effects that:
the device can be supported between two telegraph poles through the arrangement of the two hydraulic cylinders, so that the device can be supported, the telegraph poles with different intervals can be used, the rotary drum can be driven to rotate by the driving of the first motor, the device can be driven to lift by the arrangement of the cushion block, so that the adjustment and control can be carried out according to the installation height of the transformer, the installation of the transformer is convenient, a forklift and a crane are not used any more, the device is convenient to use when the forklift and the crane cannot conveniently pass through, the suction force is further increased through the arrangement of the first magnetic block, the second magnetic block and the third magnetic block, the lifting is safer when the transformer is lifted, the transformer can be pulled outwards through the arrangement of the second claw disc and the connection of the traction rope, so that the transformer is more convenient to be installed on a platform between the telegraph poles, through setting up the water pump, conveniently carry out the water spray operation to the wire pole surface, just so conveniently clear up the dust on wire pole surface, prevent that the rotary drum from skidding. According to the invention, the rotary drum is driven by the first motor, so that the device can be lifted, the transformer can be lifted without a crane or a forklift, and the transformer is assisted to be installed.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the connection of the second rotating disk and the second claw disk according to the present invention.
FIG. 3 is a schematic structural view of a snap ring of the present invention.
Figure 4 is a schematic view of the invention mated to a pole.
Description of reference numerals: 1. the connecting device comprises a connecting ball, 2, a connecting pipe, 3, a spray pipe, 4, a connecting head, 5, a water pump, 6, a first hydraulic cylinder, 7, a connecting ring, 8, a second hydraulic cylinder, 9, a piston rod, 10, a first fastening screw, 11, a plug frame, 12, a rotating shaft, 13, a rotating drum, 14, a cushion block, 15, a connecting frame, 16, a first motor, 17, a connecting frame, 18, a second motor, 19, a first rotating disc, 20, a connecting rod, 21, a holding ring, 22, a pull rope, 23, a second fastening screw, 24, a clamping ring, 25, a first claw disc, 26, a third fastening screw, 27, a first magnetic block, 28, a clamping plate, 29, a screw rod, 30, a holding rod, 31, a clamping plate, 32, a connecting rope, 33, a second magnetic block, 34, a third magnetic block, 35, a second claw disc, 36, a traction rope, 37, a second rotating disc, 38, a mounting disc, 39 and a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
a lifting device for a transformer comprises a first hydraulic cylinder 6, a second hydraulic cylinder 8 and a mounting disc 38, wherein piston rods 9 are arranged in the middle of the first hydraulic cylinder 6 and the second hydraulic cylinder 8, plug frames 11 are sleeved outside the piston rods 9, connecting frames 15 are welded outside the plug frames 11, first fastening screws 10 are arranged between the plug frames 11 and the piston rods 9, first motors 16 are fixedly arranged on the side surfaces of the connecting frames 15, rotating shafts 12 are arranged between the first motors 16 and the connecting frames 15, rotating drums 13 are fixedly sleeved on the surfaces of the rotating shafts 12, cushion blocks 14 are uniformly arranged on the surfaces of the rotating drums 13, water pumps 5 are fixedly arranged on the surfaces of the first hydraulic cylinders 6, connectors 4 are arranged at the water outlet ends of the water pumps 5, spray pipes 3 are symmetrically arranged on the connectors 4, the water inlet ends of the water pumps 5 are connected with connecting pipes 2, and connecting balls 1 are fixedly connected to the outer ends of the connecting pipes 2, the connecting device comprises a first hydraulic cylinder 6, a second hydraulic cylinder 8, a connecting ring 7, a connecting rod 20, a holding ring 21, a connecting frame 17, a second motor 18, a first rotary disc 19, a pull rope 22, a first claw disc 25, a first magnetic block 27, a clamp ring 24, a second fastening screw 23, a connecting rope 32, a clamp plate 31, a holding rod 30 and a clamping plate 31, wherein the connecting ring 7 is connected to the junction of the first hydraulic cylinder 6 and the second hydraulic cylinder 8, the connecting rod 20 is fixedly connected to the side face of the connecting ring 7, the holding ring 21 is fixedly mounted at the outer end of the connecting rod 20, the connecting frame 17 is fixedly mounted on the lower side of the first hydraulic cylinder 6 and the second hydraulic cylinder 8, the second rotary disc 19 is mounted in the middle of the second motor 18, the pull rope 22 is wound on the first rotary disc 19, the lower end of the pull rope 22 is fixedly connected with the first claw disc 25, the lower end face of the first claw disc 25 is fixedly mounted with the first magnetic block 27, the pull rope 22 is sleeved with the clamp ring 24, the clamp ring 23 and the pull rope 22 is fixedly connected with the connecting rod 30, the clamping plate 31 is characterized in that a screw 29 is sleeved on the left side wall of the clamping plate 31, a clamping plate 28 is fixedly mounted at the right end of the screw 29, a handle 39 is fixedly mounted on the right side face of the mounting plate 38, a second turntable 37 is mounted in the middle of the mounting plate 38, a traction rope 36 is wound on the second turntable 37, the outer end of the traction rope 36 is fixedly connected with a second claw disc 35, a second magnetic block 33 is mounted on the left end face of the second claw disc 35, and a third magnetic block 34 is uniformly mounted inside the second claw disc 35.
The connecting ball 1 is of a net structure and is communicated with the connecting pipe 2, and the spray pipe 3 is made of carbon steel and can be bent at any angle.
The inserting frame 11 is sleeved outside the piston rod 9, and the inserting frame 11 is of a rectangular frame structure.
The cushion block 14 is in a strip-shaped structure, and the cushion block 14 is made of rubber materials.
The snap ring 24 is of a U-shaped structure, and the snap ring 24 is clamped outside the pull rope 22.
The first magnetic block 27, the second magnetic block 33 and the third magnetic block 34 are all electromagnets.
And a bearing is arranged between the second rotating disc 37 and the mounting disc 38, and a screw is arranged on the second rotating disc 37.
The method comprises the following operation steps: when the transformer is installed, the transformer needs to be lifted, firstly, an operator holds the holding ring 21 to enable the first hydraulic cylinder 6 and the second hydraulic cylinder 8 to be positioned between two telegraph poles, and adjusts the first fastening screw 10 in advance, so that the angle of the connecting frame 15 can be adjusted, then controls the first hydraulic cylinder 6 and the second hydraulic cylinder 8 to enable the piston rod 9 to extend outwards, so that the rotary drum 13 is attached to the telegraph poles, the connecting ball 1 is placed into a nearby water source, the spray pipe 3 is bent, so that the angle of the spray pipe 3 is adjusted, the spray pipe 3 can face the surfaces of the two telegraph poles, then the switch of the first motor 16 is turned on, the rotary drum 13 is driven to rotate, so that the whole device is lifted, and the first hydraulic cylinder 6 and the second hydraulic cylinder 8 can be lifted above a supporting platform of the transformer, when the switch of the water pump 5 is turned on when the lifting mechanism rises, the water can be sprayed to the telegraph poles on two sides through the spray pipe 3, dust on the telegraph poles can be washed away through the water spraying to prevent slipping, when the transformer is lifted, the second fastening screw 23 is firstly loosened, the clamping ring 24 is detached from the pull rope 22, the second motor 18 is controlled, the first claw disc 25 can be lowered, then the first claw disc 25 is clamped on the transformer, the third fastening screw 26 is used for fastening, the switch of the first magnetic block 27 is turned on, the stability of lifting is increased by using the magnetic force of the first magnetic block 27, then the second claw disc 35 is inserted into the side edge of the transformer, the switch of the second magnetic block 33 and the switch of the third magnetic block 34 are turned on, the magnetic force of the electromagnet is used for increasing the adsorption force of the second claw disc 35, an operator controls the second motor 18, the first claw disc 25 can be lifted through the pull rope 22, thereby promote the transformer, and simultaneously, when the transformer reachs under the supporting platform between the wire pole, the operating personnel changes through holding handle 39, to the outside pulling of haulage rope 36, just can outwards pull the transformer, can not receive supporting platform's blockking when the transformer rises, thereby can promote the transformer to the supporting platform between the wire pole on, and is same, after the block terminal that matches the transformer promotes, only need to block snap ring 24 on stay cord 22, use second fastening screw 23 to fasten, then block cardboard 31 on the block terminal, use the control of screw rod 29, make the cooperation of splint 28 and cardboard 31 press from both sides tightly the block terminal, realize the promotion to the block terminal through controlling second motor 18 equally.
The present embodiment is only for explaining the present invention, and not for limiting the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as needed after reading the present specification, but all of which are protected by patent law within the scope of the claims of the present invention.

Claims (7)

1. A lifting device for a transformer comprises a first hydraulic cylinder (6), a second hydraulic cylinder (8) and a mounting disc (38), and is characterized in that: piston rods (9) are arranged in the middle of the first hydraulic cylinder (6) and the second hydraulic cylinder (8), a plug-in frame (11) is sleeved outside the piston rods (9), a connecting frame (15) is welded outside the plug-in frame (11), a first fastening screw (10) is arranged between the plug-in frame (11) and the piston rods (9), a first motor (16) is fixedly arranged on the side surface of the connecting frame (15), a rotating shaft (12) is arranged between the first motor (16) and the connecting frame (15), a rotating drum (13) is fixedly sleeved on the surface of the rotating shaft (12), cushion blocks (14) are uniformly arranged on the surface of the rotating drum (13), a water pump (5) is fixedly arranged on the surface of the first hydraulic cylinder (6), a connector (4) is arranged at the water outlet end of the water pump (5), spray pipes (3) are symmetrically arranged on the connector (4), and the water inlet end of the water pump (5) is connected with a connecting pipe (2), the connecting pipe is characterized in that a connecting ball (1) is fixedly connected to the outer end of the connecting pipe (2), a connecting ring (7) is connected to the junction of the first hydraulic cylinder (6) and the second hydraulic cylinder (8), a connecting rod (20) is fixedly connected to the side face of the connecting ring (7), a holding ring (21) is fixedly mounted at the outer end of the connecting rod (20), a connecting frame (17) is fixedly connected to the lower sides of the first hydraulic cylinder (6) and the second hydraulic cylinder (8), a second motor (18) is fixedly mounted on the lower surface of the connecting frame (17), a first rotating disc (19) is mounted in the middle of the second motor (18), a pull rope (22) is wound on the first rotating disc (19), a first claw disc (25) is fixedly connected to the lower end of the pull rope (22), a first magnetic block (27) is fixedly mounted on the lower end face of the first claw disc (25), and a clamping ring (24) is sleeved on the pull rope (22), a second fastening screw (23) is arranged between the snap ring (24) and the pull rope (22), the surface of the snap ring (24) is fixedly connected with a connecting rope (32), the lower end of the connecting rope (32) is fixedly connected with a clamping plate (31), a holding rod (30) is fixedly arranged on the left side of the upper surface of the clamping plate (31), a screw rod (29) is sleeved on the left side wall of the clamping plate (31), a clamping plate (28) is fixedly arranged at the right end of the screw rod (29), a handle (39) is fixedly arranged on the right side surface of the mounting disc (38), a second turntable (37) is arranged in the middle of the mounting disc (38), a traction rope (36) is wound on the second turntable (37), the outer end of the traction rope (36) is fixedly connected with a second claw disc (35), a second magnetic block (33) is installed on the left end face of the second claw disc (35), and third magnetic blocks (34) are evenly installed inside the second claw disc (35).
2. A lifting device for a transformer according to claim 1, characterized in that: the connecting ball (1) is of a net structure and is communicated with the connecting pipe (2), and the spray pipe (3) is made of carbon steel and can be bent at any angle.
3. A lifting device for a transformer according to claim 1, characterized in that: the insertion frame (11) is sleeved outside the piston rod (9), and the insertion frame (11) is of a rectangular frame structure.
4. A lifting device for a transformer according to claim 1, characterized in that: the cushion block (14) is of a strip-shaped structure, and the cushion block (14) is made of rubber materials.
5. A lifting device for a transformer according to claim 1, characterized in that: the clamping ring (24) is of a U-shaped structure, and the clamping ring (24) is clamped outside the pull rope (22).
6. A lifting device for a transformer according to claim 1, characterized in that: the first magnetic block (27), the second magnetic block (33) and the third magnetic block (34) are electromagnets.
7. A lifting device for a transformer according to claim 1, characterized in that: and a bearing is arranged between the second rotary disc (37) and the mounting disc (38), and a screw is arranged on the second rotary disc (37).
CN202111359775.4A 2021-11-17 2021-11-17 Lifting device for transformer Active CN114057124B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111359775.4A CN114057124B (en) 2021-11-17 2021-11-17 Lifting device for transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111359775.4A CN114057124B (en) 2021-11-17 2021-11-17 Lifting device for transformer

Publications (2)

Publication Number Publication Date
CN114057124A true CN114057124A (en) 2022-02-18
CN114057124B CN114057124B (en) 2023-12-26

Family

ID=80273054

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111359775.4A Active CN114057124B (en) 2021-11-17 2021-11-17 Lifting device for transformer

Country Status (1)

Country Link
CN (1) CN114057124B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0531560A1 (en) * 1991-09-10 1993-03-17 Seung-Choon Lee Pallet lifters
CN209081295U (en) * 2018-11-13 2019-07-09 金华职业技术学院 A kind of architectural engineering material lifting device
CN211134752U (en) * 2019-10-24 2020-07-31 广东电网有限责任公司 Transformer cooling fin cleaning device used for 10kV and below
CN212639177U (en) * 2020-08-06 2021-03-02 南宁学院 Logistics turnover box stacking device capable of improving stacking efficiency
CN112983028A (en) * 2021-02-22 2021-06-18 福州外语外贸学院 Personnel safety protection device for building protective net building

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0531560A1 (en) * 1991-09-10 1993-03-17 Seung-Choon Lee Pallet lifters
CN209081295U (en) * 2018-11-13 2019-07-09 金华职业技术学院 A kind of architectural engineering material lifting device
CN211134752U (en) * 2019-10-24 2020-07-31 广东电网有限责任公司 Transformer cooling fin cleaning device used for 10kV and below
CN212639177U (en) * 2020-08-06 2021-03-02 南宁学院 Logistics turnover box stacking device capable of improving stacking efficiency
CN112983028A (en) * 2021-02-22 2021-06-18 福州外语外贸学院 Personnel safety protection device for building protective net building

Also Published As

Publication number Publication date
CN114057124B (en) 2023-12-26

Similar Documents

Publication Publication Date Title
CN108821161B (en) Device for moving cable trench cover plate
CN114057124A (en) Lifting device for transformer
CN213171204U (en) Construction equipment hoisting device
CN215626384U (en) General dish heart upset hoist of aviation parts machining
CN213011724U (en) Lifting device for transformer maintenance
CN209150588U (en) A kind of transformer disc type oil-immersed pump dismounting special remote control trolley
CN213946218U (en) A maintenance dismounting device for well pump
CN220492554U (en) Cable laying device for power construction
CN221079763U (en) Transformer installation device that power engineering used
CN214087350U (en) Lifting appliance for producing cold-drawn deformed steel
CN216303421U (en) Liftable aeration device
CN219469570U (en) ALC partition plate lifting device
CN220131688U (en) Installation handling auxiliary assembly of architectural equipment
CN216122126U (en) Novel core pulling device of large motor
CN215798201U (en) High-low voltage power distribution cabinet installation and debugging equipment for electric power construction
CN2333692Y (en) Hoister
CN216072838U (en) Roots's fan installation overhauls specialized platform
CN213326491U (en) Process pipeline lifting device
CN214445180U (en) Automatic burr removal device of aerogenerator stator
CN216662209U (en) Glass overhead hoist
CN219807706U (en) Zinc-plating gallows of cylinder part
CN220283367U (en) Lifting machine for building engineering
CN217498484U (en) Small-size diversified portable portal frame
CN214144798U (en) Improved lifting machine for building construction inside building
CN218145419U (en) Power equipment installation device

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
TA01 Transfer of patent application right

Effective date of registration: 20231129

Address after: No.7199 Yanhe Road, Yanji City, Yanbian Korean Autonomous Prefecture, Jilin Province (1001 Yanhe West Road)

Applicant after: YANBIAN POWER SUPPLY COMPANY OF STATE GRID JILINSHENG ELECTRIC POWER SUPPLY CO.

Address before: No.158 Xuhai Road, Xuzhuang Industrial Park, Xuzhou Economic and Technological Development Zone, Jiangsu Province, 221000

Applicant before: JIANGSU XU BIAN TRANSFORMER Co.,Ltd.

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant