CN111320101A - Transformer hoist device for electric power construction - Google Patents
Transformer hoist device for electric power construction Download PDFInfo
- Publication number
- CN111320101A CN111320101A CN202010246468.4A CN202010246468A CN111320101A CN 111320101 A CN111320101 A CN 111320101A CN 202010246468 A CN202010246468 A CN 202010246468A CN 111320101 A CN111320101 A CN 111320101A
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- Prior art keywords
- plate
- clamping plate
- frame
- sliding seat
- fixedly connected
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
- B66F7/14—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks screw operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
- B66F3/16—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated actuated through bevel-wheel gearings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/44—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with self-contained electric driving motors
-
- 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/28—Counterweights, i.e. additional weights counterbalancing inertia forces induced by the reciprocating movement of masses in the system, e.g. of pistons attached to an engine crankshaft; Attaching or mounting same
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F2700/00—Lifting apparatus
- B66F2700/04—Jacks with screw and nut
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to a transformer hoisting device for power construction, which comprises a rack, a guide rod, a sliding seat, a first driving mechanism, a first transmission mechanism, a support frame, a first clamping plate, a second clamping plate and a second driving mechanism, wherein the guide rod is arranged on the rack; the guide rod is fixedly connected with the frame; the sliding seat is sleeved on the guide rod in a sliding manner; the first transmission mechanism is connected with the sliding seat, the first driving mechanism is connected with the first transmission mechanism, and the first driving mechanism is suitable for driving the sliding seat to slide back and forth along the guide rod through the first transmission mechanism; the support frame is fixedly connected with the sliding seat; first splint set up and have the interval with the second splint relatively, and wherein first splint slidable mounting is on the support frame, and second splint slidable mounting is on the support frame, and first splint and second splint all link to each other with second actuating mechanism, and second actuating mechanism is suitable for driving about first splint and second splint and removes or move on the back in opposite directions.
Description
Technical Field
The invention relates to the technical field of power construction equipment, in particular to a transformer hoisting device for power construction.
Background
Electric power engineering, i.e. the engineering related to the production, transmission and distribution of electric energy, also broadly includes the engineering of applying electricity as power and energy in various fields. In the production and transmission of electric power, a transformer is indispensable as electric power equipment, and the transformer plays a role in changing the voltage of a wire in the electric power transmission.
The transformer has heavier mass, and is hoisted by a crane in the current installation, but the hoisting mode is troublesome and consumes much. And the application range is narrow, and the crane is really convenient and fast to hoist relative to the installation of the transformer in the developed traffic region. However, the installation of transformers in many remote mountain village areas is manual hoisting, so that the labor intensity of workers is high, great danger exists, the transformers are easy to collide and damage, and even in the installation process after the hoisting is finished, the installation direction of the transformers is inconvenient to transfer.
In addition, some hoisting equipment in the prior art generally adopts steel wire rope hoisting, and when hoisting operation is carried out, the steel wire rope is easy to shake, so that potential safety hazards exist, and improvement is needed.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention aims to provide a transformer hoisting device for power construction, which is simple in structure and not easy to shake in the process of hoisting a transformer.
The technical scheme of the invention is as follows: a transformer hoisting device for power construction is characterized by comprising a rack, a guide rod, a sliding seat, a first driving mechanism, a first transmission mechanism, a supporting frame, a first clamping plate, a second clamping plate and a second driving mechanism; the guide rod is vertically arranged and fixedly connected with the rack; the sliding seat is vertically and slidably mounted on the rack, a sliding through hole is formed in the sliding seat, the sliding through hole vertically extends and penetrates through the sliding seat, and the sliding seat is slidably sleeved on the guide rod through the sliding through hole; the first driving mechanism and the first transmission mechanism are both arranged on the rack, the first transmission mechanism is connected with the sliding seat, the first driving mechanism is connected with the first transmission mechanism, and the first driving mechanism is suitable for driving the sliding seat to slide along the guide rod in a reciprocating manner through the first transmission mechanism; the support frame is fixedly connected with the sliding seat; the first clamping plate and the second clamping plate are oppositely arranged and have intervals, wherein the first clamping plate is slidably mounted on the support frame, the second clamping plate is slidably mounted on the support frame, the first clamping plate and the second clamping plate are both connected with the second driving mechanism, and the second driving mechanism is suitable for driving the first clamping plate and the second clamping plate to move in opposite directions or move back to back.
Further, the frame includes vertical frame and horizontally loading board, the frame be located the one end of loading board and with loading board fixed connection, the frame includes left frame plate, right frame plate and roof frame plate, a left side frame plate with right frame plate sets up and vertical extension relatively, the bottom of left side frame plate with loading board fixed connection, the bottom of right side frame plate with loading board fixed connection, roof frame plate is located a left side frame plate with between the right frame plate, the left end of roof frame plate with the top fixed connection of a left side frame plate, the right-hand member of roof frame plate with the top fixed connection of right frame plate.
Furthermore, a control console is arranged on the bearing plate and connected with the first driving mechanism, and a balance block is arranged on one side, far away from the frame, of the bearing plate.
Further, the guide bars are two, and two guide bars are arranged at intervals along the left and right direction and are located between the left frame plate and the right frame plate, the top ends of the guide bars are fixedly connected with the top frame plate, and the bottom ends of the guide bars are fixedly connected with the bearing plate.
Further, the first transmission mechanism comprises a screw rod, the screw rod is vertically arranged and rotatably installed on the rack, a threaded through hole is formed in the sliding seat, and the sliding seat is sleeved on the screw rod through the threaded through hole.
Further, the first driving mechanism is a motor, the motor is fixedly mounted on the rack, an output shaft of the motor is fixedly connected with a first bevel gear, a second bevel gear is fixedly connected to the lead screw, and the first bevel gear is meshed with the second bevel gear.
Furthermore, slide rails are arranged on two sides of the slide seat, a vertical slide groove is formed in the rack, and the slide rails are in sliding fit with the slide groove.
Further, second actuating mechanism includes the screw rod, the screw rod rotates to be installed on the support frame, follow the length direction of screw rod, the screw rod includes first pole section and second pole section, be equipped with first screw thread on the periphery wall of first pole section, be equipped with the second screw thread on the second pole section, first screw thread with the rotation of second screw thread is opposite, be equipped with first screw hole on the first splint, be equipped with the second screw hole on the second splint, first splint pass through first screw hole with first threaded connection, the second splint pass through the second screw hole with second threaded connection.
Further, first splint with the second splint are the L shaped plate, the L shaped plate includes vertical section and horizontal segment, horizontal segment on the first splint is located being close to of the vertical section of first splint the second splint on the surface, horizontal segment on the second splint is located being close to of the vertical section of second splint the second splint on the surface.
Compared with the prior art, the invention has the following beneficial effects:
1. through the position of first actuating mechanism adjustment slide, because support frame and slide fixed connection, install on the support frame again first splint and second splint moreover, consequently first splint and second splint can be along with the slide synchronous motion, then the position of rethread second actuating mechanism adjustment first splint and second splint is in order to adapt to the transformer of different model sizes, after first splint and the tight transformer of second splint clamp, the position of first actuating mechanism alright readjustment slide is in order to carry out the hoist and mount of limit transformer again. Compared with the device which generally adopts a steel wire rope for hoisting in the prior art, the device can effectively reduce the shaking possibly generated in the hoisting process of the transformer and improve the construction safety;
2. second actuating mechanism includes the screw rod, is equipped with on the screw rod and revolves to opposite first screw thread and second screw thread, from this when unidirectional rotation screw rod, just can order about first splint and second splint and move in opposite directions or back of the body mutually, and this kind of structural style is simple, and threaded connection's intensity is big moreover, has the auto-lock nature, and first splint and second splint are difficult to not hard up in case after pressing from both sides tight transformer.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a perspective view from the right side of the present invention;
FIG. 2 is a perspective view from the left side of the present invention;
FIG. 3 is a perspective view of a rear side viewing angle of the present invention;
FIG. 4 is a perspective view of the housing of the present invention;
FIG. 5 is a perspective view of the carriage of the present invention;
fig. 6 is a perspective view of a second drive mechanism of the present invention.
Reference numerals:
a frame 1; a guide rod 2; a slide carriage 3; a left frame plate 4; a right frame plate 5; a top frame plate 6; a carrier plate 7; a console 8; a balance weight 9; a roller 10; a screw rod 11; a first bevel gear 12; a second bevel gear 13; a motor 14; a slide rail 15; a screw 16; a support frame 17; a first clamping plate 18; a second clamping plate 19; a stem 20.
Detailed Description
In order to make the technical solutions of the present invention better understood, 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.
Example 1
The technical scheme of the invention is further explained by combining the attached drawings.
As shown in fig. 1 and 2, a transformer hoisting device for power construction is characterized by comprising a frame 1, a guide rod 2, a sliding seat 3, a first driving mechanism, a first transmission mechanism, a support frame 17, a first clamping plate 18, a second clamping plate 19 and a second driving mechanism.
As shown in fig. 1, the guide rod 2 is vertically arranged, the guide rod 2 is fixedly connected with the frame 1, and the guide rod 2 is used for guiding the movement of the sliding seat 3 so as to prevent the sliding seat 3 from deviating to influence the hoisting of the transformer.
Particularly, in this embodiment, as shown in fig. 1 and 2, frame 1 includes vertical frame and horizontally loading board 7, the frame be located loading board 7 the front end and with loading board 7 fixed connection, the frame includes left frame plate 4, right frame plate 5 and top frame plate 6, left frame plate 4 and right frame plate 5 set up relatively and vertical extension, left frame plate 4's bottom and loading board 7 fixed connection, right frame plate 5's bottom and loading board 7 fixed connection, top frame plate 6 is located between left frame plate 4 and the right frame plate 5, top frame plate 6's left end and left frame plate 4's top fixed connection, top frame plate 6's right-hand member and right frame plate 5's top fixed connection, simple structure from this, be convenient for realize.
As shown in fig. 3, the sliding base 3 is vertically slidably mounted on the frame 1, the sliding base 3 is provided with a sliding through hole, the sliding through hole vertically extends and penetrates through the sliding base 3, and the sliding base 3 is slidably sleeved on the guide rod 2 through the sliding through hole.
The first driving mechanism and the first transmission mechanism are arranged on the rack 1, the first transmission mechanism is connected with the sliding seat 3, the first driving mechanism is connected with the first transmission mechanism, and the first driving mechanism is suitable for driving the sliding seat 3 to slide back and forth along the guide rod 2 through the first transmission mechanism, so that ascending or descending can be realized to hoist the transformer.
The supporting frame 17 is fixedly connected with the sliding base 3, the first clamping plate 18 and the second clamping plate 19 are oppositely arranged and have intervals, the first clamping plate 18 is slidably mounted on the supporting frame 17, the second clamping plate 19 is slidably mounted on the supporting frame 17, the first clamping plate 18 and the second clamping plate 19 are both connected with the second driving mechanism, the second driving mechanism is suitable for driving the first clamping plate 18 and the second clamping plate 19 to move towards each other or move away from each other, the transformer can be clamped to prevent the transformer from shaking when the first clamping plate 18 and the second clamping plate 19 move towards each other, and the transformer can be loosened when the first clamping plate 18 and the second clamping plate 19 move away from each other.
This device is when using, earlier through the position of first actuating mechanism adjustment slide 3, because support frame 17 and slide 3 fixed connection, and first splint 18 and second splint 19 are installed again on support frame 17, consequently first splint 18 and second splint 19 can be along with slide 3 synchronous motion, then the position of rethread second actuating mechanism adjustment first splint 18 and second splint 19 is in order to adapt to the transformer of different model sizes, after first splint 18 and the tight transformer of second splint 19 clamp, the position of slide 3 in order to carry out the hoist and mount of limit transformer can be adjusted again to first actuating mechanism. Whole process is simple, and convenient operation compares in the device that prior art generally adopted wire rope to carry out hoist and mount, and this device can effectively reduce rocking that the transformer probably produced at hoist and mount in-process, improves the construction security.
In this embodiment, as shown in fig. 3, a console 8 is disposed on the bearing plate 7, the console 8 is connected to the first driving mechanism, a balance block 9 is disposed on one side of the bearing plate 7 away from the frame, and the balance block 9 is used for increasing the gravity of the device, so as to avoid the risk of tilting the device when hoisting some heavy transformers.
In this embodiment, as shown in fig. 4, two guide rods 2 are provided, the two guide rods 2 are arranged at intervals along the left-right direction and are located between the left frame plate 4 and the right frame plate 5, the top end of the guide rod 2 is fixedly connected with the top frame plate 6, and the bottom end of the guide rod 2 is fixedly connected with the bearing plate 7. When the transformer is hoisted, the gravity of the transformer acts on the sliding base 3 to enable the sliding base 3 to have a tendency of rotating relative to the rack 1, and therefore after the two guide rods 2 are arranged, the guide rods 2 can share the torque effect of the transformer to enable the sliding base 3 to stably slide.
Example 2
Example 2 is a further improvement over example 1.
In this embodiment, as shown in fig. 4, the first transmission mechanism includes a screw rod 11, the screw rod 11 is vertically disposed and rotatably mounted on the frame 1, the sliding seat 3 is provided with a threaded through hole, the sliding seat 3 is sleeved on the screw rod 11 through the threaded through hole, and the sliding seat 3 can be driven to move after the screw rod 11 rotates, so that the transmission form is simple, and the practicability is strong
In this embodiment, the first driving mechanism is a motor 14, the motor 14 is fixedly mounted on the frame 1, an output shaft of the motor 14 is fixedly connected with a first bevel gear 12, the screw rod 11 is fixedly connected with a second bevel gear 13, the first bevel gear 12 is engaged with the second bevel gear 13, and the bevel gear transmission is adopted, which is beneficial to improving the structural compactness of the device.
In this embodiment, as shown in fig. 5, two sides of the sliding base 3 are provided with sliding rails 15, the rack 1 is provided with vertical sliding grooves, and the sliding rails 15 are in sliding fit with the sliding grooves.
In this embodiment, as shown in fig. 5 and 6, the second driving mechanism includes a screw 16, the screw 16 is rotatably mounted on the supporting frame 17, along the length direction of the screw 16, the screw 16 includes a first rod section and a second rod section, a first thread is disposed on the outer peripheral wall of the first rod section, a second thread is disposed on the second rod section, the rotation directions of the first thread and the second thread are opposite, a first threaded hole is disposed on the first clamping plate 18, a second threaded hole is disposed on the second clamping plate 19, the first clamping plate 18 is in threaded connection with the first thread through the first threaded hole, the second clamping plate 19 is in threaded connection with the second thread through the second threaded hole, thereby, when the screw 16 is rotated in one direction, the first clamping plate 18 and the second clamping plate 19 can be driven to move towards or away from each other, the structure form is simple, and the threaded connection has high strength and self-locking property, and the first clamping plate 18 and the second clamping plate 19 are not easy to loosen once clamping the transformer.
In this embodiment, as shown in fig. 6, a handle 20 is provided at one end of the screw 16, thereby facilitating the constructor to rotate the screw 16 manually.
In this embodiment, as shown in fig. 6, the first clamping plate 18 and the second clamping plate 19 are both L-shaped plates, each L-shaped plate includes a vertical section and a horizontal section, the horizontal section on the first clamping plate 18 is located on the surface of the vertical section of the first clamping plate 18 close to the second clamping plate 19, and the horizontal section on the second clamping plate 19 is located on the surface of the vertical section of the second clamping plate 19 close to the second clamping plate 19, so that the first clamping plate 18 and the second clamping plate 19 can clamp the transformer on the side surface, and can also support the transformer to limit the downward degree of freedom of the transformer, thereby further improving the reliability of the apparatus.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A transformer hoisting device for power construction is characterized by comprising a rack, a guide rod, a sliding seat, a first driving mechanism, a first transmission mechanism, a supporting frame, a first clamping plate, a second clamping plate and a second driving mechanism;
the guide rod is vertically arranged and fixedly connected with the rack;
the sliding seat is vertically and slidably mounted on the rack, a sliding through hole is formed in the sliding seat, the sliding through hole vertically extends and penetrates through the sliding seat, and the sliding seat is slidably sleeved on the guide rod through the sliding through hole;
the first driving mechanism and the first transmission mechanism are both arranged on the rack, the first transmission mechanism is connected with the sliding seat, the first driving mechanism is connected with the first transmission mechanism, and the first driving mechanism is suitable for driving the sliding seat to slide along the guide rod in a reciprocating manner through the first transmission mechanism;
the support frame is fixedly connected with the sliding seat; the first clamping plate and the second clamping plate are oppositely arranged and have intervals, wherein the first clamping plate is slidably mounted on the support frame, the second clamping plate is slidably mounted on the support frame, the first clamping plate and the second clamping plate are both connected with the second driving mechanism, and the second driving mechanism is suitable for driving the first clamping plate and the second clamping plate to move in opposite directions or move back to back.
2. The transformer hoisting device for power construction according to claim 1, wherein the frame comprises a vertical frame and a horizontal bearing plate, the frame is located at one end of the bearing plate and is fixedly connected with the bearing plate, the frame comprises a left frame plate, a right frame plate and a top frame plate, the left frame plate and the right frame plate are arranged oppositely and extend vertically, the bottom end of the left frame plate is fixedly connected with the bearing plate, the bottom end of the right frame plate is fixedly connected with the bearing plate, the top frame plate is located between the left frame plate and the right frame plate, the left end of the top frame plate is fixedly connected with the top end of the left frame plate, and the right end of the top frame plate is fixedly connected with the top end of the right frame plate.
3. The hoisting device of transformer for power construction as claimed in claim 2, wherein the loading plate is provided with a console, the console is connected to the first driving mechanism, and a balance weight is provided on a side of the loading plate away from the frame.
4. The hoisting device of transformer for power construction as claimed in claim 2, wherein the number of the guide rods is two, the two guide rods are arranged at intervals along the left-right direction and are located between the left frame plate and the right frame plate, the top ends of the guide rods are fixedly connected with the top frame plate, and the bottom ends of the guide rods are fixedly connected with the bearing plate.
5. The hoisting device of the transformer for power construction as claimed in claim 1, wherein the first transmission mechanism comprises a screw rod, the screw rod is vertically arranged and rotatably mounted on the frame, the sliding seat is provided with a threaded through hole, and the sliding seat is sleeved on the screw rod through the threaded through hole.
6. The transformer hoisting device for electric power construction according to claim 5, wherein the first driving mechanism is a motor, the motor is fixedly mounted on the frame, an output shaft of the motor is fixedly connected with a first bevel gear, the lead screw is fixedly connected with a second bevel gear, and the first bevel gear is engaged with the second bevel gear.
7. The transformer hoisting device for power construction according to claim 1, wherein slide rails are arranged on two sides of the slide carriage, a vertical slide groove is arranged on the frame, and the slide rails are in sliding fit with the slide groove.
8. The transformer hoisting device for power construction according to claim 1, wherein the second driving mechanism comprises a screw, the screw is rotatably mounted on the support frame, the screw comprises a first rod section and a second rod section along the length direction of the screw, a first thread is arranged on the outer peripheral wall of the first rod section, a second thread is arranged on the second rod section, the first thread is opposite to the second thread in rotation direction, a first threaded hole is arranged on the first clamping plate, a second threaded hole is arranged on the second clamping plate, the first clamping plate is in threaded connection with the first thread through the first threaded hole, and the second clamping plate is in threaded connection with the second thread through the second threaded hole.
9. The transformer hoisting device for power construction according to claim 1, wherein the first clamping plate and the second clamping plate are both L-shaped plates, each L-shaped plate comprises a vertical section and a horizontal section, the horizontal section on the first clamping plate is located on the surface of the vertical section of the first clamping plate close to the second clamping plate, and the horizontal section on the second clamping plate is located on the surface of the vertical section of the second clamping plate close to the second clamping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010246468.4A CN111320101A (en) | 2020-03-31 | 2020-03-31 | Transformer hoist device for electric power construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010246468.4A CN111320101A (en) | 2020-03-31 | 2020-03-31 | Transformer hoist device for electric power construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111320101A true CN111320101A (en) | 2020-06-23 |
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ID=71164343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010246468.4A Withdrawn CN111320101A (en) | 2020-03-31 | 2020-03-31 | Transformer hoist device for electric power construction |
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| Country | Link |
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| CN (1) | CN111320101A (en) |
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| CN111764662A (en) * | 2020-07-05 | 2020-10-13 | 闫志伟 | A frame that slides for assembled steel construction building construction |
| CN112249974A (en) * | 2020-11-26 | 2021-01-22 | 九江职业技术学院 | Dedicated jacking equipment of electromechanical installation |
| CN113998572A (en) * | 2021-11-19 | 2022-02-01 | 许继集团有限公司 | Transformer hoisting mechanism |
| CN114314423A (en) * | 2022-01-12 | 2022-04-12 | 九江职业技术学院 | Intelligent electromechanical all-in-one lifting device |
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| DE202005019291U1 (en) * | 2004-12-10 | 2006-02-16 | Maha Maschinenbau Haldenwang Gmbh & Co. Kg | Double-column tail lift for motor vehicle, has threaded spindle whose nut is connected with vehicle supports, where nut is assembled to nut package that contains locknut, which is arranged at adjustable distance to supporting nut on spindle |
| EP1905724A1 (en) * | 2006-09-29 | 2008-04-02 | SEFAC, Société Anonyme | Lifting device |
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|---|---|---|---|---|
| CN111764662A (en) * | 2020-07-05 | 2020-10-13 | 闫志伟 | A frame that slides for assembled steel construction building construction |
| CN112249974A (en) * | 2020-11-26 | 2021-01-22 | 九江职业技术学院 | Dedicated jacking equipment of electromechanical installation |
| CN113998572A (en) * | 2021-11-19 | 2022-02-01 | 许继集团有限公司 | Transformer hoisting mechanism |
| CN113998572B (en) * | 2021-11-19 | 2024-05-10 | 许继集团有限公司 | Transformer hoisting mechanism |
| CN114314423A (en) * | 2022-01-12 | 2022-04-12 | 九江职业技术学院 | Intelligent electromechanical all-in-one lifting device |
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Application publication date: 20200623 |