CN216945870U - Hoisting device for dry-type transformer coil - Google Patents
Hoisting device for dry-type transformer coil Download PDFInfo
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- CN216945870U CN216945870U CN202220461414.4U CN202220461414U CN216945870U CN 216945870 U CN216945870 U CN 216945870U CN 202220461414 U CN202220461414 U CN 202220461414U CN 216945870 U CN216945870 U CN 216945870U
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- lifting
- central shaft
- dry
- type transformer
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Abstract
The utility model discloses a lifting device for a dry-type transformer coil, which comprises a lifting appliance and a telescopic expansion mechanism, wherein the lifting appliance comprises a lifting ring and a central shaft connected with the lifting ring; the telescopic extension mechanism comprises a lifting group capable of moving up and down on the central shaft and a plurality of tight supporting assemblies arranged in a ring array, one end of each tight supporting assembly is connected with the lower end of the lifting group in a rotatable mode, the other end of each tight supporting assembly is connected with the lower end of the central shaft in a rotatable mode, a triangular supporting structure formed between each tight supporting assembly and the central shaft is supported, and through lifting of the lifting group, a tight supporting block at the outer end of the triangular supporting structure acts on the central shaft and the central shaft. The lifting device disclosed by the utility model can be used for tightly supporting and loosening the high-voltage coil of the dry-type transformer through the telescopic expansion of the lifting arm, and the lifting ring at the top provides a lifting condition. The high-voltage coil of the dry-type transformer does not need to be lifted up manually and then passes through the coil by using the lifting rope, thereby avoiding the hidden danger that the coil hurts people and reducing the physical consumption of an operator.
Description
Technical Field
The utility model relates to an auxiliary tool of a dry-type transformer, in particular to a lifting device for a coil of the dry-type transformer.
Background
The high-voltage coil is one of the main components of the dry-type transformer. The high-voltage coil of the dry-type transformer is generally wound by copper wires and is poured by resin, and the weight of the coil is relatively large. After the high-voltage coil is poured and cured, the high-voltage coil needs to be hoisted and transported to be polished, the high-voltage coil is lifted up by manpower at this time, and then a lifting rope penetrates through the high-voltage coil to be hoisted and transported. This process is dangerous because the coil is heavy, the coil easily slips off when the coil is lifted, and the operator is injured, and the physical strength of the operator is greatly consumed.
Therefore, there is a need to design a lifting device to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a lifting device for a dry-type transformer coil, and the lifting device is designed to avoid the hidden danger that the coil hurts people and reduce the physical consumption of an operator without manually lifting the coil.
In order to solve the technical problem, the utility model is realized by the following scheme: the utility model relates to a hoisting device for a dry-type transformer coil, which comprises:
the lifting appliance is provided with a lifting ring and a central shaft connected with the lifting ring;
flexible extension mechanism, including can be do the tight subassembly of supporting that the lift group that reciprocates and a plurality of ring array set up on the center pin, support tight subassembly one end rotatable with lift group lower extreme is connected, its other end rotatable with the center pin lower extreme is connected, support tight subassembly with the triangular support structure who forms between the center pin, through the lift of lift group, the tight piece of supporting of this triangular support structure outer end is done and is close to the center pin with keep away from the action of center pin.
Furthermore, a threaded section is arranged on the shaft rod of the central shaft, the lifting group is in threaded connection with the threaded section, and the lifting group is rotated to enable the lifting group to do lifting action on the threaded section.
Still further, the lift group includes:
the nut is screwed on the threaded section of the central shaft, and the outer wall of the nut is provided with at least one connecting hole;
the clamping round steel is sleeved outside the central shaft, and one end of the clamping round steel is connected with the nut;
and the connecting pipe is sleeved outside the central shaft, and one end of the connecting pipe is connected with the other end of the clamping round steel.
Furthermore, an end opening part of the clamping round steel, which is far away from the nut, is provided with an annular check ring;
the connecting pipe, its with the one end that screens round steel is connected has the ring panel of evagination, the connecting pipe penetrates before not welding annular retaining ring the screens round steel makes the ring panel with screw through the nut behind the annular retaining ring screens the screens round steel will the connecting pipe location.
Furthermore, the outer wall of the lower end of the connecting pipe is provided with a plurality of first connecting plates distributed in an annular array manner, and the outer wall of the lower end of the central shaft is distributed with a plurality of second connecting plates in an annular array manner.
Furthermore, the abutting assembly comprises an upper suspension arm, a lower suspension arm, a support plate and an abutting block;
one end of the upper suspension arm is rotatably connected with the first connecting plate, and the other end of the upper suspension arm is rotatably connected with the supporting plate;
one end of the lower suspension arm is rotatably connected with the second connecting plate, and the other end of the lower suspension arm is rotatably connected with the supporting plate.
Furthermore, the abutting block is a silica gel block.
Compared with the prior art, the utility model has the beneficial effects that: the lifting device disclosed by the utility model can be used for tightly supporting and loosening the high-voltage coil of the dry-type transformer through the telescopic expansion of the lifting arm, and the lifting ring at the top provides a lifting condition. The high-voltage coil of the dry-type transformer does not need to be lifted up manually and then passes through the coil by using the lifting rope, thereby avoiding the hidden danger that the coil hurts people and reducing the physical consumption of an operator.
Drawings
Fig. 1 is a schematic structural view of a coil pre-hoisted by the hoisting device of the utility model.
Fig. 2 is a schematic structural diagram of the hoisting device of the present invention.
FIG. 3 is a schematic view of the structure of the mandrel of the present invention.
Fig. 4 is a schematic view of the connection structure of the nut and the clamping round steel.
FIG. 5 is a schematic structural diagram of the connecting tube of the present invention.
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, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and thus the protection scope of the present invention is more clearly and clearly defined. Furthermore, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1: the concrete structure of the utility model is as follows:
referring to fig. 1 to 5, a lifting device for a dry type transformer coil is characterized by comprising:
the lifting appliance is provided with a lifting ring 1 and a central shaft 2 connected with the lifting ring 1;
flexible extension mechanism, including can do the tight subassembly of supporting that 3 and a plurality of ring array set up of lift group that reciprocate on the center pin 2, support tight subassembly one end rotatable with 3 lower extremes of lift group are connected, its other end rotatable with 2 lower extremes of center pin are connected, support tight subassembly with the triangular support structure who forms between the center pin 2, through the lift of lift group 3, the tight piece 6 of supporting of this triangular support structure outer end is done and is close to center pin 2 with keep away from the action of center pin 2.
A preferred technical solution of this embodiment: the shaft lever of the central shaft 2 is provided with a threaded section, the lifting group 3 is in threaded connection with the threaded section, and the lifting group 3 is rotated to enable the lifting group 3 to do lifting action on the threaded section.
A preferred technical solution of this embodiment: the lifting group 3 comprises:
the nut 31 is screwed on the threaded section of the central shaft 2, and the outer wall of the nut is provided with at least one connecting hole;
the clamping round steel 32 is sleeved outside the central shaft 2, and one end of the clamping round steel is connected with the nut 3;
and the connecting pipe 5 is sleeved outside the central shaft 2, and one end of the connecting pipe is connected with the other end of the clamping round steel.
A preferred technical solution of this embodiment: an end opening part of the clamping round steel 32, which is far away from the nut 31, is provided with an annular retainer ring;
connecting pipe 5, its with the one end that screens round steel 32 is connected has the anchor ring board of evagination, connecting pipe 5 penetrates before not welding annular retaining ring screens round steel 32 makes the anchor ring board with screw through nut 31 behind the annular retaining ring screens round steel 32 will connecting pipe 5 is fixed a position.
A preferred technical solution of this embodiment: the outer wall of the lower end of the connecting pipe 5 is provided with a plurality of first connecting plates 51 distributed in an annular array manner, and the outer wall of the lower end of the central shaft 2 is distributed with a plurality of second connecting plates 21 in an annular array manner.
A preferred technical solution of this embodiment: the abutting component comprises an upper suspension arm 7, a lower suspension arm 9, a support plate 8 and an abutting block 6;
one end of the upper suspension arm 7 is rotatably connected with the first connecting plate 51, and the other end thereof is rotatably connected with the supporting plate 8;
one end of the lower suspension arm 9 is rotatably connected to the second connecting plate 21, and the other end thereof is rotatably connected to the supporting plate 8.
A preferred technical solution of this embodiment: the abutting block 6 is a silica gel block.
Example 2:
the working principle of the hoisting device is as follows:
as shown in fig. 1-2, the product 10 is a coil for a dry-type transformer that can be picked up and pulled away directly with a forklift if the coil is in a lay-flat condition.
However, when the coil is in the standing state and the forklift cannot be used, the hoisting device of the present invention needs to be used.
As shown in fig. 1, the lifting device of the present invention is provided with two handles 4, and the two handles 4 are symmetrically screwed on two sides of the nut 31. The lifting group 3 is lifted by anticlockwise rotation, and then the lifting group drives each abutting component to retract and disturb.
And putting the folded hoisting device into the cavity of the coil to enable each abutting component to be horizontal. At the moment, the two handles 4 are rotated clockwise, the lifting group 3 descends, each upper suspension arm 7 can be driven to sink, meanwhile, the upper suspension arm 7, the lower suspension arm 9 and the supporting plate 8 act together to enable each abutting block 6 to abut against the inner wall of the coil, and due to the fact that the abutting blocks 6 are made of silica gel materials, friction force between the abutting blocks 6 and the inner wall of the coil is increased, and the anti-slip effect is achieved.
The hoisting ring 1 is hung by a lifting hook on the crane, the crane lifts the hoisting device, and then the hoisting device and the coil are synchronously hoisted.
In conclusion, the lifting device disclosed by the utility model can be used for tightly supporting and loosening the high-voltage coil of the dry-type transformer through the telescopic expansion of the lifting arm, and the lifting ring at the top provides a lifting condition. The high-voltage coil of the dry-type transformer does not need to be lifted up manually and then passes through the coil by using the lifting rope, thereby avoiding the hidden danger that the coil hurts people and reducing the physical consumption of an operator.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. A hoisting device for a dry-type transformer coil is characterized by comprising:
the lifting appliance is provided with a lifting ring (1) and a central shaft (2) connected with the lifting ring (1);
flexible expanding mechanism, including can be do the tight subassembly of supporting that the lift group (3) and a plurality of ring array that reciprocate set up on center pin (2), support tight subassembly one end rotatable with lift group (3) lower extreme is connected, its other end rotatable with center pin (2) lower extreme is connected, support tight subassembly with the triangular support structure who forms between center pin (2), through the lift of lift group (3), the tight piece (6) of supporting of this triangular support structure outer end is done and is close to center pin (2) with keep away from the action of center pin (2).
2. The lifting device for the dry-type transformer coil as claimed in claim 1, wherein a threaded section is provided on the shaft of the central shaft (2), the lifting group (3) is screwed to the threaded section, and the lifting group (3) is lifted and lowered on the threaded section by rotating the lifting group (3).
3. A lifting device for dry-type transformer coils, as claimed in claim 2, characterized in that said lifting group (3) comprises:
the nut (31) is screwed on the thread section of the central shaft (2), and the outer wall of the nut is provided with at least one connecting hole;
the clamping round steel (32) is sleeved outside the central shaft (2) and one end of the clamping round steel is connected with the nut (31);
and the connecting pipe (5) is sleeved outside the central shaft (2) and one end of the connecting pipe is connected with the other end of the clamping round steel.
4. The lifting device for the dry-type transformer coil as claimed in claim 3, wherein an end opening part of the clamping round steel (32) far away from the nut (31) is provided with an annular retainer ring;
connecting pipe (5), its with the one end that screens round steel (32) are connected has the ring panel of evagination, connecting pipe (5) penetrate before not welding annular retaining ring screens round steel (32), make the ring panel with screw through nut (31) behind the annular retaining ring screens round steel (32) will connecting pipe (5) location.
5. A lifting device for dry-type transformer coils as claimed in claim 3, characterized in that the outer wall of the lower end of the connecting pipe (5) is provided with a plurality of first connecting plates (51) distributed in a ring array, and the outer wall of the lower end of the central shaft (2) is provided with a plurality of second connecting plates (21) distributed in a ring array.
6. A lifting device for dry-type transformer coils as claimed in claim 5, characterized in that the abutting assembly comprises an upper suspension arm (7), a lower suspension arm (9), a support plate (8) and an abutting block (6);
one end of the upper suspension arm (7) is rotatably connected with the first connecting plate (51), and the other end of the upper suspension arm is rotatably connected with the supporting plate (8);
one end of the lower suspension arm (9) is rotatably connected with the second connecting plate (21), and the other end of the lower suspension arm is rotatably connected with the supporting plate (8).
7. A lifting device for dry-type transformer coils as claimed in claim 6, characterized in that the said abutment block (6) is a silica gel block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220461414.4U CN216945870U (en) | 2022-03-03 | 2022-03-03 | Hoisting device for dry-type transformer coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220461414.4U CN216945870U (en) | 2022-03-03 | 2022-03-03 | Hoisting device for dry-type transformer coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216945870U true CN216945870U (en) | 2022-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220461414.4U Active CN216945870U (en) | 2022-03-03 | 2022-03-03 | Hoisting device for dry-type transformer coil |
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| CN (1) | CN216945870U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116631767A (en) * | 2023-07-12 | 2023-08-22 | 徐州鹏程电气有限公司 | Be used for whole suit equipment of transformer coil |
-
2022
- 2022-03-03 CN CN202220461414.4U patent/CN216945870U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116631767A (en) * | 2023-07-12 | 2023-08-22 | 徐州鹏程电气有限公司 | Be used for whole suit equipment of transformer coil |
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