CN115771840A - Transformer lifting device for power maintenance - Google Patents
Transformer lifting device for power maintenance Download PDFInfo
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- CN115771840A CN115771840A CN202211532330.6A CN202211532330A CN115771840A CN 115771840 A CN115771840 A CN 115771840A CN 202211532330 A CN202211532330 A CN 202211532330A CN 115771840 A CN115771840 A CN 115771840A
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Abstract
The invention discloses transformer hoisting equipment for power maintenance, which comprises a supporting platform, wherein the top of the supporting platform is fixedly connected with a hoisting bracket, the bottom of the supporting platform is fixedly connected with a moving device, and the side surface of the hoisting bracket is fixedly connected with a hoisting device; the hoisting device comprises: the sliding frame is provided with a vertical structure and a sliding block arranged on the sliding frame, the sliding block is connected with the sliding frame in a sliding manner, and the bottom of the sliding block is fixedly connected with a lifting push rod; the supporting seat is of a rectangular structure, the extrusion blocks are arranged at the bottoms of the two ends of the supporting seat, the top of each extrusion block is fixedly connected with the bottom of the supporting seat, and one side of each extrusion block is fixedly connected with a hydraulic push rod. According to the transformer hoisting equipment for power maintenance, the situation that the transformer rocks in the hoisting process can be avoided, the hoisting stability is good, and the transformer hoisting equipment is safer to use.
Description
Technical Field
The invention relates to the technical field of power equipment maintenance, in particular to transformer hoisting equipment for power maintenance.
Background
With the continuous healthy and high-speed development of Chinese economy, the demand of electric power is continuously and rapidly increased. In 2011, the national electricity consumption of the whole society is 4.69 trillion kilowatt hours, which is increased by 11.7 percent compared with the last year, the consumption demand is still vigorous, the average electricity consumption of people is 3483 kilowatt hours, which is increased by 351 kilowatt hours compared with the last year, which exceeds the average level of the world, in recent years, the electricity demand of China is rapidly increased, the market demand of electric equipment is pulled by the high-speed construction of a power grid, meanwhile, a large amount of overhaul and hoisting work can be brought by the large demand of the electric equipment, a transformer is static electric equipment for transforming alternating current voltage and current and transmitting alternating current electric energy, the electric energy transmission is realized according to the principle of electromagnetic induction, and the transformer can be divided into a power transformer, a test transformer, an instrument transformer and a transformer with special purposes according to the purposes: the power transformer is necessary equipment for power transmission and distribution and power consumer distribution, and a crane is generally adopted for hoisting the transformer at present.
However, when the crane lifts the transformer, the steel cable is not stable enough, so that the transformer is easy to shake in the lifting process, the stability of the lifting process is poor, and potential safety hazards exist.
Disclosure of Invention
In order to achieve the purpose, the invention is realized by the following technical scheme: a transformer hoisting device for power maintenance comprises a supporting platform, wherein the top of the supporting platform is fixedly connected with a hoisting support, the bottom of the supporting platform is fixedly connected with a moving device, and the side surface of the hoisting support is fixedly connected with a hoisting device;
the hoisting device comprises:
the sliding frame is provided with a vertical structure and a sliding block arranged on the sliding frame, the sliding block is connected with the sliding frame in a sliding manner, and the bottom of the sliding block is fixedly connected with a lifting push rod;
the supporting seat has a rectangular structure, and is arranged on the extrusion blocks at the bottoms of the two ends of the supporting seat, the top of each extrusion block is fixedly connected with the bottom of the supporting seat, one side of each extrusion block is fixedly connected with a hydraulic push rod, and one end of each hydraulic push rod is fixedly connected with a chuck device, so that the transformer can be prevented from shaking in the hoisting process, the hoisting stability is good, and the use is safer.
Preferably, the bottoms of the sliding frame and the lifting push rod are fixedly connected with the top of the supporting platform, one side of the supporting seat is fixedly connected with the sliding block, and the side surface of the sliding frame is fixedly connected with the side surface of the lifting support.
Preferably, supporting seat top fixedly connected with diagonal draw bar, the one end and the sliding block fixed connection of supporting seat are kept away from to the diagonal draw bar.
Preferably, the chuck device comprises a chuck seat, a rotating part of the rotating seat is fixedly connected to one side of the chuck seat, an extrusion air bag is fixedly connected to the top of one side, away from the rotating seat, of the chuck seat, a supporting block is fixedly connected to the bottom of one side, away from the rotating seat, of the chuck seat, a rotating groove is formed in the top of the supporting block, a rotating column is rotatably connected to the inner wall of the rotating groove, a lifting plate is fixedly connected to the top of the rotating column, the lifting plate can adapt to transformer bases with different inclination degrees, supporting stability is good, the extrusion air bag can also be extruded into a radiating fin on the side face of the transformer, relative sliding between the transformer and a clamping piece after being clamped can be avoided, and clamping stability is good.
Preferably, the fixing part of the rotating seat is fixedly connected with the hydraulic push rod, and the rotating seat is arranged at the position below the side surface of the chuck seat.
Preferably, hydraulic rod's expansion end cover is established and sliding connection has strutting arrangement, strutting arrangement is including supporting the lantern ring, support lantern ring top and rotate the screw thread pull rod after connecting, the screw thread pull rod is kept away from the one end of supporting the lantern ring and is run through and threaded connection has the screw thread sleeve, the screw thread pull rod runs through the one end fixedly connected with rolling disc of screw thread sleeve, support lantern ring side fixedly connected with tension spring, tension spring keeps away from the one end fixedly connected with pulling force detector of supporting the lantern ring, conveniently in time maintains hydraulic rod when hydraulic rod produces slight bending, and protectiveness is better, and when hydraulic rod produced the bending, rotatable screw thread pull rod, screw thread pull rod moved hydraulic rod through supporting the lantern ring and shifts up and revise.
Preferably, the supporting sleeve is sleeved on the movable part of the hydraulic push rod in a sleeving manner and is in sliding connection with the movable part, and the top of the threaded sleeve penetrates through the supporting seat and is fixedly connected with the supporting seat.
Preferably, the top of the tension detector is fixedly connected with the bottom of the supporting seat, and the rotating disc is hexagonal.
Preferably, the mobile device comprises a moving frame, a lifting table is fixedly connected to the center of the bottom of the moving frame, a supporting plate is fixedly connected to the bottom of the lifting table, a supporting groove is formed in the bottom of the supporting plate, an inserting rod is slidably connected to the inner wall of the supporting groove, a supporting spring is arranged between the top of the inserting rod and the inner wall of the supporting groove, a moving roller is fixedly connected to the edge of the bottom of the moving frame, the fixing effect is improved by inserting the inserting rod conveniently, and when the ground is hard, the inserting rod can be retracted into the supporting groove, so that normal use is not affected.
Preferably, the top of the movable frame is fixedly connected with the bottom of the supporting platform, and the supporting grooves are provided with a plurality of groups and are uniformly distributed on the supporting plate.
The invention provides transformer hoisting equipment for power maintenance. The method has the following beneficial effects:
1. this transformer equipment of lifting by crane that power maintenance used, be provided with hoisting accessory, when needs lift by crane the transformer, drive supporting platform and lift by crane the support removal through the mobile device, drive hoisting accessory through supporting platform and lift by crane the support and remove, move hoisting accessory directly over to the transformer, then drive sliding block and supporting seat decline through the lift push rod, the supporting seat drives the chuck device at both ends and descends to the transformer both sides, then extend furred ceiling chuck device through hydraulic push rod and remove towards the transformer, hold the transformer through chuck device, then drive sliding block and supporting seat through the lift push rod and rise, can accomplish lifting by crane of transformer, can avoid the transformer to take place to rock at the in-process that lifts by crane, make lifting stability better, it is safer to use.
2. The transformer hoisting equipment for power maintenance is provided with the chuck device, when the chuck device moves towards the transformer, the extrusion air bag is extruded by the chuck seat and is tightly attached to the side face of the transformer, meanwhile, the chuck seat is reversely pushed to enable the chuck seat to rotate around the rotating seat, the chuck seat drives the supporting block to rotate when rotating, the supporting block drives the lifting plate to rotate through the rotating column and is tightly attached to the lower portion of the transformer, the bottom of the transformer is supported through the lifting plate, the lifting plate can rotate around the rotating column, the lifting plate can be always tightly attached to the bottom of the transformer, the lifting plate can adapt to transformer bases with different inclination degrees, the supporting stability is good, the extrusion air bag can also extrude into the inside of a radiating fin on the side face of the transformer, the transformer can be prevented from sliding relative to a clamping piece after being clamped, and the clamping stability is good.
3. This transformer equipment of lifting by crane that power maintenance used, be provided with strutting arrangement, accessible support lantern ring and screw thread pull rod are taut with hydraulic pressure push rod's movable part when lifting by crane, avoid hydraulic pressure push rod one end atress to lead to the junction between hydraulic pressure push rod and the extrusion piece to produce the damage, conveniently protect hydraulic pressure push rod, when hydraulic pressure push rod produces the slope simultaneously, support the lantern ring to tension spring's pulling force increase, the accessible is observed that tension detector's detection data judges whether hydraulic pressure push rod is crooked, the convenience is in time safeguarded hydraulic pressure push rod when hydraulic pressure push rod produces slight bending, protectiveness is better, when hydraulic pressure push rod produces the bending, rotatable screw thread pull rod, the screw thread pull rod moves hydraulic pressure push rod through supporting the lantern ring and shifts up and revise.
4. This a transformer equipment of lifting by crane that power maintenance used, be provided with the mobile device, it is portable when equipment needs, it can drive equipment and remove to support through removing the gyro wheel, when equipment needs to be fixed, it descends to drive the backup pad through the elevating platform, when the backup pad contacts ground, the elevating platform continues to drive the backup pad and descends, can be through elevating platform and backup pad jack-up with removing the frame this moment, it drives to remove the frame and removes the gyro wheel and break away from ground and can fix equipment, it is all more convenient to make the removal of equipment and fix, and society freely supports groove and inserted bar, when ground is softer soil, the inserted bar can insert the below ground under supporting spring's elasticity effect, conveniently improve fixed effect through inserting of inserted bar, when the ground is harder, the telescopic entering of inserted bar supports inslot portion, normal use is not influenced.
Drawings
FIG. 1 is a schematic structural diagram of a transformer lifting apparatus for power maintenance according to the present invention;
FIG. 2 is a schematic view of the top structure of the lifting device of the present invention;
FIG. 3 is a schematic view of the bottom structure of the lifting device of the present invention;
FIG. 4 is a schematic view of a connection structure of the chuck device according to the present invention;
FIG. 5 is a schematic cross-sectional view of a chuck assembly according to the present invention;
FIG. 6 is a schematic view of the supporting device of the present invention;
FIG. 7 is a schematic view of a mobile device according to the present invention;
FIG. 8 is a schematic view of the internal structure of the supporting groove of the present invention.
In the figure: 1. a support platform; 2. hoisting the bracket; 3. a mobile device; 31. a movable frame; 32. a lifting platform; 33. a support plate; 34. a support groove; 35. inserting a rod; 36. a support spring; 37. moving the roller; 4. a hoisting device; 41. a carriage; 42. a slider; 43. a lifting push rod; 44. a supporting base; 45. extruding the block; 46. a hydraulic push rod; 47. a chuck device; 471. a chuck base; 472. rotating the base; 473. extruding the air bag; 474. a supporting block; 475. a rotating groove; 476. rotating the column; 477. lifting the plate; 48. a diagonal member; 49. a support device; 491. a support collar; 492. a threaded pull rod; 493. a threaded sleeve; 494. rotating the disc; 495. a tension spring; 496. a tension detector.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-3, the present invention provides a technical solution: a transformer hoisting device for power maintenance comprises a supporting platform 1, wherein the top of the supporting platform 1 is fixedly connected with a hoisting bracket 2, the bottom of the supporting platform 1 is fixedly connected with a moving device 3, and the side surface of the hoisting bracket 2 is fixedly connected with a hoisting device 4;
the hoisting device 4 includes:
the sliding frame 41 is provided with a vertical structure, the sliding frame 41 is provided with a sliding block 42 arranged on the sliding frame 41, the sliding block 42 is connected with the sliding frame 41 in a sliding mode, and the bottom of the sliding block 42 is fixedly connected with a lifting push rod 43;
supporting seat 44, this supporting seat 44 have the rectangle structure to and set up at the extrusion piece 45 of supporting seat 44 both ends bottom, extrusion piece 45 top and supporting seat 44 bottom fixed connection, extrusion piece 45 one side fixedly connected with hydraulic push rod 46, hydraulic push rod 46 one end fixedly connected with chuck device 47.
The bottoms of the sliding frame 41 and the lifting push rod 43 are fixedly connected with the top of the supporting platform 1, one side of the supporting seat 44 is fixedly connected with the sliding block 42, and the side surface of the sliding frame 41 is fixedly connected with the side surface of the lifting support 2.
The top of the supporting seat 44 is fixedly connected with a diagonal draw bar 48, and one end of the diagonal draw bar 48 far away from the supporting seat 44 is fixedly connected with the sliding block 42.
Be provided with hoisting accessory 4, when needing to lift by crane the transformer, drive supporting platform 1 and lifting support 2 through mobile device 3 and remove, drive hoisting accessory 4 through supporting platform 1 and lifting support 2 and remove, move hoisting accessory 4 directly over the transformer, then drive sliding block 42 and supporting seat 44 through lift push rod 43 and descend, supporting seat 44 drives the chuck device 47 at both ends and descends to the transformer both sides, then extend furred ceiling chuck device 47 through hydraulic push rod 46 and remove towards the transformer, hold the transformer through chuck device 47, then drive sliding block 42 and supporting seat 44 through lift push rod 43 and rise, can accomplish lifting by crane of transformer, can avoid the transformer to take place to rock at the in-process that lifts by crane, make lifting stability better, it is safer to use.
The second embodiment:
referring to fig. 1-5, the present invention provides a technical solution based on the first embodiment: the chuck device 47 comprises a chuck seat 471, a rotating part of a rotating seat 472 is fixedly connected to one side of the chuck seat 471, a squeezing air bag 473 is fixedly connected to the top of one side of the chuck seat 471, which is far away from the rotating seat 472, a supporting block 474 is fixedly connected to the bottom of one side of the chuck seat 471, which is far away from the rotating seat 472, a rotating groove 475 is formed in the top of the supporting block 474, a rotating column 476 is rotatably connected to the inner wall of the rotating groove 475, a lifting plate 477 is fixedly connected to the top of the rotating column 476, a fixing part of the rotating seat 472 is fixedly connected with a hydraulic push rod 46, the rotating seat 472 is arranged at a position in the middle and lower part of the side surface of the chuck seat 471, the chuck device 47 is arranged, when the chuck device 47 moves towards the transformer, the squeezing air bag 473 is pressed by the chuck seat 471 and tightly attached to the side surface of the transformer, the chuck seat 471 is reversely pushed, the chuck seat 471 rotates around the rotating seat, the supporting block 474 drives the lifting plate 477 to rotate and tightly attached to the transformer below the transformer, the bottom of the transformer is tightly supported by the lifting plate 477, the lifting plate 477 can rotate around the lifting plate, so that the lifting plate 476 can be always lifted in a better heat dissipation fin and the transformer can be better than the transformer can be lifted fin can be lifted and better than the transformer can be supported by the clamping fin, and the clamping fin can be better stability of the transformer after the transformer can be better than the transformer can be supported by the lifting plate and the clamping fin can be better than the clamping fin can be supported by the clamping seat, and the clamping fin can be better.
Example three:
referring to fig. 1-6, the present invention provides a technical solution based on the first embodiment and the second embodiment: the movable end of the hydraulic push rod 46 is sleeved and slidably connected with a supporting device 49, the supporting device 49 comprises a supporting sleeve 491, the top of the supporting sleeve 491 is rotatably connected with a threaded pull rod 492, one end of the threaded pull rod 492, which is far away from the supporting sleeve 491, penetrates through and is connected with a threaded sleeve 493 in a threaded manner, one end of the threaded pull rod 492, which penetrates through the threaded sleeve 493, is fixedly connected with a rotating disc 494, the side surface of the supporting sleeve 491 is fixedly connected with a tension spring 495, one end of the tension spring 495, which is far away from the supporting sleeve 491, is fixedly connected with a tension detector 496 in a threaded manner, the supporting sleeve 491 is sleeved on a movable part of the hydraulic push rod 46 and is slidably connected with the movable part, the top of the threaded sleeve 493 penetrates through a supporting seat 44 and is fixedly connected with the supporting seat 44, the top of the tension detector 496 is fixedly connected with the bottom of the supporting seat 44, the rotating disc 494 is arranged as a hexagon, the supporting device 49 is arranged, the movable part of the hydraulic push rod 46 can be tensioned through the supporting sleeve 491 and the threaded pull rod 491 during hoisting, the connection between the hydraulic push rod 46 is prevented from being damaged when one end of the hydraulic push rod 46 is stressed, the hydraulic push rod 46 is conveniently protected, meanwhile, when the hydraulic push rod 46 is inclined, the hydraulic push rod 46 can be conveniently observed and the hydraulic push rod 46 can be bent and the hydraulic push rod 46, and the hydraulic push rod can be conveniently, and the hydraulic push rod 46 can be conveniently bent and the hydraulic push rod 46 can be conveniently detected, and the hydraulic push rod can be conveniently when the hydraulic push rod 46 is bent and the hydraulic push rod 46 is conveniently, and the hydraulic push rod 46 is conveniently.
Example four:
referring to fig. 1 to 8, the present invention provides a technical solution based on the first embodiment, the second embodiment and the third embodiment: the mobile device 3 comprises a mobile frame 31, a lifting platform 32 is fixedly connected to the central position of the bottom of the mobile frame 31, a supporting plate 33 is fixedly connected to the bottom of the lifting platform 32, supporting grooves 34 are formed in the bottom of the supporting plate 33, inserting rods 35 are slidably connected to the inner walls of the supporting grooves 34, supporting springs 36 are arranged between the tops of the inserting rods 35 and the inner walls of the supporting grooves 34, mobile rollers 37 are fixedly connected to the bottom edge positions of the mobile frame 31, the top of the mobile frame 31 is fixedly connected to the bottom of the supporting platform 1, the supporting grooves 34 are provided with a plurality of groups and are uniformly distributed on the supporting plate 33, the mobile device 3 is arranged, when the device needs to be mobile, the device can be driven to move by the mobile rollers 37, when the device needs to be fixed, the supporting plate 33 is driven to descend by the lifting platform 32, when the supporting plate 33 contacts the ground, the lifting platform 32 continues to drive the supporting plate 33 to descend, at the moment, the mobile frame 31 can jack up the mobile rollers 31 by the lifting platform 32 and drive the mobile rollers 37 to be separated from the ground to fix the device, the device is convenient to move and fix, when the supporting plate 33 contacts the ground, the free supporting grooves 34 and the ground, when the ground, the inserting rods 35 can be inserted into the supporting grooves 36, the supporting grooves, the supporting effect of the elastic rods can be improved, and the elastic force of the telescopic springs, and the elastic rods, the elastic rods can be improved.
It should be apparent that the described embodiments are only some of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by one of ordinary skill in this and related arts based on the embodiments of the present invention without creative efforts, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.
Claims (10)
1. The utility model provides a transformer equipment of lifting by crane that power maintenance used, includes supporting platform (1), its characterized in that: the top of the supporting platform (1) is fixedly connected with a hoisting support (2), the bottom of the supporting platform (1) is fixedly connected with a moving device (3), and the side surface of the hoisting support (2) is fixedly connected with a hoisting device (4);
the hoisting device (4) comprises:
the sliding frame (41) is of a vertical structure, the sliding block (42) is arranged on the sliding frame (41), the sliding block (42) is connected with the sliding frame (41) in a sliding mode, and the bottom of the sliding block (42) is fixedly connected with a lifting push rod (43);
supporting seat (44), this supporting seat (44) have the rectangle structure, and set up extrusion piece (45) of supporting seat (44) both ends bottom, extrusion piece (45) top and supporting seat (44) bottom fixed connection, extrusion piece (45) one side fixedly connected with hydraulic push rod (46), hydraulic push rod (46) one end fixedly connected with chuck device (47).
2. The transformer hoisting equipment for power maintenance according to claim 1, wherein: the bottom of the sliding frame (41) and the bottom of the lifting push rod (43) are fixedly connected with the top of the supporting platform (1), one side of the supporting seat (44) is fixedly connected with the sliding block (42), and the side surface of the sliding frame (41) is fixedly connected with the side surface of the lifting support (2).
3. A transformer lifting apparatus for power maintenance according to claim 1, wherein: supporting seat (44) top fixedly connected with diagonal draw bar (48), the one end and sliding block (42) fixed connection of supporting seat (44) are kept away from to diagonal draw bar (48).
4. The transformer hoisting equipment for power maintenance according to claim 1, wherein: the chuck device (47) comprises a chuck seat (471), a rotating part of a rotating seat (472) is fixedly connected to one side of the chuck seat (471), an extrusion air bag (473) is fixedly connected to the top of one side, away from the rotating seat (472), of the chuck seat (471), a supporting block (474) is fixedly connected to the bottom of one side, away from the rotating seat (472), of the chuck seat (471), a rotating groove (475) is formed in the top of the supporting block (474), a rotating column (476) is rotatably connected to the inner wall of the rotating groove (475), and a lifting plate (477) is fixedly connected to the top of the rotating column (476).
5. The transformer hoisting equipment for power maintenance according to claim 4, wherein: the fixing part of the rotating seat (472) is fixedly connected with the hydraulic push rod (46), and the rotating seat (472) is arranged at the position below the side surface of the chuck seat (471).
6. The transformer hoisting equipment for power maintenance according to claim 1, wherein: the hydraulic push rod (46) is provided with a supporting device (49) in a sleeved and sliding manner at a movable end, the supporting device (49) comprises a supporting sleeve ring (491), a threaded pull rod (492) is connected to the top of the supporting sleeve ring (491) in a rotating manner, one end, far away from the supporting sleeve ring (491), of the threaded pull rod (492) penetrates through a threaded sleeve (493), one end, far through the threaded sleeve (493), of the threaded pull rod (492) is fixedly connected with a rotating disc (494), a tension spring (495) is fixedly connected to the side face of the supporting sleeve ring (491), and one end, far away from the supporting sleeve ring (491), of the tension spring (495) is fixedly connected with a tension detector (496).
7. The transformer hoisting equipment for power maintenance according to claim 6, wherein: the supporting lantern ring (491) is sleeved on the movable part of the hydraulic push rod (46) and is in sliding connection with the movable part, and the top of the threaded sleeve (493) penetrates through the supporting seat (44) and is fixedly connected with the supporting seat (44).
8. The transformer hoisting equipment for power maintenance according to claim 6, wherein: the top of the tension detector (496) is fixedly connected with the bottom of the supporting seat (44), and the rotating disc (494) is arranged to be hexagonal.
9. The transformer hoisting equipment for power maintenance according to claim 1, wherein: the moving device (3) comprises a moving frame (31), a lifting platform (32) is fixedly connected to the center of the bottom of the moving frame (31), a supporting plate (33) is fixedly connected to the bottom of the lifting platform (32), a supporting groove (34) is formed in the bottom of the supporting plate (33), an inserting rod (35) is slidably connected to the inner wall of the supporting groove (34), a supporting spring (36) is arranged between the top of the inserting rod (35) and the inner wall of the supporting groove (34), and a moving roller (37) is fixedly connected to the edge of the bottom of the moving frame (31).
10. A transformer lifting apparatus for power maintenance according to claim 9, wherein: the top of the movable frame (31) is fixedly connected with the bottom of the supporting platform (1), and the supporting grooves (34) are provided with a plurality of groups and are uniformly distributed on the supporting plate (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211532330.6A CN115771840B (en) | 2022-12-01 | 2022-12-01 | Transformer lifting equipment for power maintenance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211532330.6A CN115771840B (en) | 2022-12-01 | 2022-12-01 | Transformer lifting equipment for power maintenance |
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| CN115771840A true CN115771840A (en) | 2023-03-10 |
| CN115771840B CN115771840B (en) | 2023-08-11 |
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| CN210001466U (en) * | 2019-06-04 | 2020-01-31 | 三明市金圣特种钢阀门有限公司 | hoisting and lifting auxiliary device for mechanical assembly |
| CN110589713A (en) * | 2019-10-21 | 2019-12-20 | 徐州市铜山区百恒电子厂 | Liftable formula fixed establishment for transformer |
| CN110862050A (en) * | 2019-10-31 | 2020-03-06 | 广东盛丰物流有限公司 | Logistics clamping and holding machine |
| CN211769787U (en) * | 2020-03-19 | 2020-10-27 | 岭南师范学院 | Auxiliary device is used in transformer installation convenient to location |
| CN212639865U (en) * | 2020-07-22 | 2021-03-02 | 天津紫源电力工程有限公司 | Lifting device convenient to remove rack-type transformer |
| CN213171116U (en) * | 2020-09-08 | 2021-05-11 | 南京和瑞供应链管理有限公司 | Clamping type lifting appliance |
| CN112141917A (en) * | 2020-09-23 | 2020-12-29 | 国网安徽省电力有限公司经济技术研究院 | Smart power grids transformer system transformer installation auxiliary device |
| CN112678728A (en) * | 2020-12-22 | 2021-04-20 | 陆睿祺 | Guide rail type hydraulic lifting platform with high adaptability |
| CN215854839U (en) * | 2021-08-24 | 2022-02-18 | 广西华南电气有限公司 | Stabilize effectual elevating gear for transformer processing |
| CN215854629U (en) * | 2021-09-30 | 2022-02-18 | 南通市登越智能科技有限公司 | Copper tray fork gets mechanism |
| CN113955679A (en) * | 2021-10-26 | 2022-01-21 | 国网山东省电力公司济南市章丘区供电公司 | Transformer hoist device for electric power construction |
| CN217437517U (en) * | 2021-11-04 | 2022-09-16 | 中铁十六局集团电气化工程有限公司 | Stabilize anti-drop's hoist for transformer hoist and mount |
| CN216997527U (en) * | 2022-01-26 | 2022-07-19 | 安徽中六电力设备有限公司 | Impact resistance conveyor suitable for transformer |
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