CN221295860U - Hoisting structure of high-power high-voltage frequency converter all-in-one machine - Google Patents

Hoisting structure of high-power high-voltage frequency converter all-in-one machine Download PDF

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Publication number
CN221295860U
CN221295860U CN202322987240.2U CN202322987240U CN221295860U CN 221295860 U CN221295860 U CN 221295860U CN 202322987240 U CN202322987240 U CN 202322987240U CN 221295860 U CN221295860 U CN 221295860U
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China
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plate
hoisting
integrated machine
frequency converter
voltage frequency
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CN202322987240.2U
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Inventor
林晓凯
齐亮
王旭
陈江洪
仲华
潘嘉科
陈�光
李守法
任雷雷
于少志
路博
廖晓卉
陈孝林
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Shanghai Electric Fuji Electric Technology Co ltd
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Shanghai Electric Fuji Electric Technology Co ltd
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Abstract

The utility model discloses a hoisting structure of a high-power high-voltage frequency converter integrated machine, which is characterized by comprising the following components: a plurality of bottom lifting appliances are arranged at the two sides of the bottom end of the integrated machine along the length direction, and each bottom lifting appliance is provided with a mounting hole; a hoisting steel plate is arranged at the two sides of the top end of the integrated machine along the length direction; a plurality of front limiting plates are arranged on a hoisting steel plate, and each front limiting plate is provided with a front limiting groove; a plurality of rear limiting plates are arranged on the other hoisting steel plate, and each rear limiting plate is provided with a rear limiting groove; the length of the front limiting plate is smaller than that of the rear limiting plate; the bottom end of the part of steel wire rope is arranged in the part of mounting hole, the middle part of the part of steel wire rope is positioned in the front limit groove, and the top end of the part of steel wire rope is arranged on the lifting hook; the bottom of the rest wire rope is arranged in the rest mounting hole, the middle part of the rest wire rope is positioned in the rear limit groove, and the top of the rest wire rope is arranged on the lifting hook. The device has two hoisting points, and the hoisting is safe and reliable.

Description

Hoisting structure of high-power high-voltage frequency converter all-in-one machine
Technical Field
The utility model relates to the technical field of hoisting and the like, in particular to a hoisting structure of a high-power high-voltage frequency converter integrated machine.
Background
At present, the high-voltage frequency converter integrated machine is divided into a front functional chamber and a rear functional chamber, namely a power control chamber is arranged at the front side, and a phase-shifting transformer chamber is arranged at the rear side. The mass of the phase-shifting transformer is usually several tons, so that the mass distribution of the whole high-voltage frequency converter integrated machine is uneven, namely the mass center position of the high-voltage frequency converter integrated machine deviates from the position of the mass center of the phase-shifting transformer, a frequency converter manufacturer usually cannot mark the mass center position of the whole machine, a hoisting person operates according to personal experience during construction, the contact point position of a hoisting rope and the whole machine frame is uncertain, the hoisting has great potential safety hazards, the front and rear frames of the high-voltage frequency converter are stressed unevenly during hoisting, the frames on the mass center side are likely to deform under stress, and the length of the hoisting rope is inevitably inconsistent in order to prevent the frequency converter integrated machine from rollover during hoisting due to the fact that the mass center position of the whole machine is deviated, and the hoisting rope is likely to touch a heat dissipation air hood on the top of a cabinet during hoisting.
Disclosure of utility model
In view of the above, the present utility model provides a hoisting structure of a high-power high-voltage inverter integrated machine, comprising:
The device comprises an integrated machine, a plurality of bottom lifting devices, two lifting steel plates, a plurality of front limiting plates, a plurality of rear limiting plates and a steel wire rope;
A plurality of bottom lifting appliances are arranged at the two sides of the bottom end of the integrated machine along the length direction, and each bottom lifting appliance is provided with a mounting hole;
The hoisting steel plates are arranged on two sides of the top end of the integrated machine along the length direction;
a plurality of front limiting plates are arranged on one lifting steel plate, and each front limiting plate is provided with a front limiting groove;
a plurality of rear limiting plates are arranged on the other hoisting steel plate, and each rear limiting plate is provided with a rear limiting groove;
the length of the front limiting plate is smaller than that of the rear limiting plate;
The bottom ends of part of the steel wire ropes are arranged in part of the mounting holes, the middle parts of part of the steel wire ropes are positioned in the front limiting grooves, and the top ends of part of the steel wire ropes are arranged on the lifting hooks;
The bottom of the wire rope is arranged in the mounting hole, the middle of the wire rope is located in the rear limiting groove, and the top of the wire rope is arranged in the lifting hook.
The hoisting structure of the high-power high-voltage frequency converter all-in-one machine, wherein each bottom lifting appliance comprises: the mounting plate and the two support plates; the two sides of each mounting plate are respectively mounted on the edge of the bottom end of the all-in-one machine through a support plate, and each mounting plate is provided with one mounting hole.
The hoisting structure of the high-power high-voltage frequency converter integrated machine comprises a mounting plate, wherein the mounting plate is rectangular, and the mounting plate is longitudinally arranged at the edge of the bottom end of the integrated machine.
The hoisting structure of the high-power high-voltage frequency converter integrated machine is characterized in that each hoisting steel plate is L-shaped.
The hoisting structure of the high-power high-voltage frequency converter all-in-one machine, wherein, the back limiting plate includes: the first plate body and the second plate body; the first plate body is installed in the hoist and mount steel sheet, the one end of first plate body is equipped with back spacing groove, the second plate body install perpendicularly in first plate body, the length of second plate body is less than the length of first plate body, just the second plate body orientation the surface of first plate body is an inclined plane.
The hoisting structure of the high-power high-voltage frequency converter integrated machine comprises a front limiting groove and a rear limiting groove, wherein the front limiting groove and the rear limiting groove are all U-shaped, and the front limiting groove and the rear limiting groove are both oriented to the outside of the integrated machine.
The hoisting structure of the high-power high-voltage frequency converter integrated machine is characterized in that the top end of the integrated machine is provided with the hoisting ring, and the hoisting ring and the mass center of the integrated machine are in the same straight line.
Compared with the prior art, the technical scheme has the following positive effects:
1. The steel wire rope has two definite hoisting points, and the side turning accident caused by the back and forth sliding of the steel wire rope on the integrated cabinet can be avoided.
2. The lengths of the two steel wire ropes positioned at the front side of the integrated cabinet and the two steel wire ropes positioned at the rear side of the integrated machine are approximately equal, so that the problem that the customer site does not have steel wire ropes with different lengths is solved.
3. Because the rear limiting plate is longer, the steel wire rope is not easy to roll over, and can not contact the fan cover, so that the fan cover is damaged.
4. And the mass center position is marked on the top of the integrated machine, so that a hoisting person can easily identify the accurate position where the lifting hook is supposed to be.
Drawings
Fig. 1 is a schematic diagram of a hoisting structure of a high-power high-voltage frequency converter integrated machine.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is an enlarged view of a portion B in fig. 1.
FIG. 4 is an enlarged view of the portion C in FIG. 1
FIG. 5 is an enlarged view of the portion D in FIG. 1
Fig. 6 is a side view of a hoisting structure of the high-power high-voltage frequency converter integrated machine.
1. An integrated machine; 2. a bottom sling; 3. hoisting the steel plate; 4. a front limiting plate; 5. a front limit groove; 6. a mounting plate; 7. a mounting hole; 8. a support plate; 9. a rear limiting plate; 10. a rear limit groove; 11. a first plate body; 12. a second plate body; 13. a wire rope.
Detailed Description
The utility model is further described below, but is not limited to, with reference to the drawings and detailed description.
The structures, proportions, sizes, etc. shown in the drawings attached hereto are for illustration purposes only and are not intended to limit the scope of the utility model, which is defined by the claims, but rather by the claims. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.
As shown in fig. 1 to 6, a hoisting structure of a high-power high-voltage frequency converter integrated machine according to a preferred embodiment is shown, where the hoisting structure includes: the lifting device comprises an integrated machine 1, a plurality of bottom lifting devices 2, two lifting steel plates 3, a plurality of front limiting plates 4, a plurality of rear limiting plates 9 and a steel wire rope 13.
A plurality of bottom lifting appliances 2 are arranged at the two sides of the bottom end of the integrated machine 1 along the length direction, and each bottom lifting appliance 2 is provided with a mounting hole 7; a hoisting steel plate 3 is arranged on both sides of the top end of the all-in-one machine 1 along the length direction; a plurality of front limiting plates 4 are arranged on a hoisting steel plate 3, and each front limiting plate 4 is provided with a front limiting groove 5; a plurality of rear limiting plates 9 are arranged on the other hoisting steel plate 3, and each rear limiting plate 9 is provided with a rear limiting groove 10; the length of the front limiting plate 4 is smaller than that of the rear limiting plate 9; the bottom end of a part of the steel wire rope 13 is arranged in the part of the mounting hole 7, the middle part of the steel wire rope 13 is positioned in the front limiting groove 5, and the top end of the part of the steel wire rope 13 is arranged on the lifting hook; the bottom of the rest wire rope 13 is arranged in the rest mounting hole 7, the middle part of the rest wire rope 13 is positioned in the rear limiting groove 10, and the top of the rest wire rope 13 is arranged on the lifting hook.
In the in-service use, one side of the center of mass of the all-in-one 1 is the rear side, and the rear limiting plate 9 is installed in the rear side of the all-in-one 1, and two bottom lifting appliances 2 are installed through bolts respectively in front and back of the base of the all-in-one 1, and the bottom lifting appliances 2 can be detached and recycled, so that the material cost can be saved. A hoisting steel plate 3 is respectively arranged on the front and the rear of the top of the integrated machine 1 through bolts. The hoisting steel plate 3 positioned at the front side of the integrated machine 1 is welded with two front limiting plates 4, and the two front limiting plates 4 are provided with front limiting grooves 5 for limiting the movement of the steel wire rope 13 in the left-right direction. Two rear limiting plates 9 are fixed on the hoisting steel plate 3 positioned at the rear side of the integrated machine 1 through bolts, rear limiting grooves 10 are formed in the two rear limiting plates 9 and used for limiting the movement of the steel wire rope in the left-right direction, the length of the rear limiting plate 9 is larger than that of the front limiting plate 4, the problem of structural strength caused by the fact that the stress of a rear cabinet body 1 is larger due to the fact that the mass center is deviated is solved, the rear limiting plates 9 can be detached and recycled, and the material cost is saved. Four steel wire ropes 13 are arranged in the front and the back, respectively penetrate through the corresponding bottom lifting appliance 2, then respectively penetrate through the front limiting plate 4 and the rear limiting plate 9, and finally are gathered at the position of the lifting hook. The lifting hook moves after rising during lifting, and the integrated machine 1 moves along with the lifting hook. The whole hoisting structure has two definite hoisting points so far, and the steel wire rope 1 can not slide back and forth on the integrated cabinet to cause side-turning accidents. And the lengths of the two steel wire ropes 13 positioned at the front side of the integrated cabinet 1 and the two steel wire ropes 13 positioned at the rear side of the integrated cabinet 1 are approximately equal, so that the problem that the customer site does not have the steel wire ropes 13 with different lengths is solved. And because the rear limiting plate 9 is longer, the wire rope 13 can not contact the fan cover, and damage is caused to the fan cover.
The present utility model has the following embodiments based on the above description:
Further, a hoisting structure of a high-power high-voltage frequency converter integrated machine, wherein each bottom hoist 2 comprises: a mounting plate 6 and two support plates 8; two sides of each mounting plate 6 are respectively arranged at the edge of the bottom end of the all-in-one machine 1 through a support plate 8, and each mounting plate 6 is provided with a mounting hole 7.
Further, a hoisting structure of a high-power high-voltage frequency converter integrated machine, wherein the mounting plate 6 is rectangular, and the mounting plate 6 is longitudinally arranged at the edge of the bottom end of the integrated machine 1.
Further, a hoisting structure of a high-power high-voltage frequency converter all-in-one machine, wherein each hoisting steel plate 3 is L-shaped. Specifically, the front limiting plate 4 and the rear limiting plate 9 are both arranged at the lower end of the L-shaped hoisting steel plate 3.
Further, a hoisting structure of a high-power high-voltage frequency converter all-in-one machine, wherein the rear limiting plate 9 comprises: a first plate 11 and a second plate 12; the first plate body 11 is installed in the hoist and mount steel sheet 3, and the one end of first plate body 11 is equipped with back spacing groove 10, and the second plate body 12 is installed perpendicularly in first plate body 11, and the length of second plate body 12 is less than the length of first plate body 11, and the surface that the second plate body 12 faced first plate body 11 is an inclined plane. Specifically, the first plate body 11 and the second plate body 12 are of T-shaped steel structures, and the strength of the rear limiting plate 9 is increased.
Further, a hoisting structure of a high-power high-voltage frequency converter all-in-one machine, wherein the front limit groove 5 and the rear limit groove 10 are all U-shaped, and the front limit groove 5 and the rear limit groove 10 face the outside of the all-in-one machine 1. Specifically, the front limit groove 5 and the rear limit groove 10 can not only ensure that the steel wire rope 13 cannot fall off from the front limit groove and the rear limit groove, but also limit the left and right positions of the steel wire rope 13.
Further, a hoisting structure of a high-power high-voltage frequency converter integrated machine, wherein the top end of the integrated machine 1 is provided with a hoisting ring, and the hoisting ring and the mass center of the integrated machine are positioned on the same straight line. Specifically, a hanging ring is installed on the top plate of the all-in-one machine 1 and used as a projection position of the center of mass of the all-in-one machine 1 of the marker frequency converter on the top plate, namely a projection position of the hanging hook on the top plate. The marking function of the hanging ring enables a hoisting person to easily identify the accurate position where the hanging hook should be located when the hanging ring is hoisted indoors or on the site of a customer.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included within the scope of the present utility model.

Claims (7)

1. A hoisting structure of a high-power high-voltage frequency converter all-in-one machine is characterized by comprising:
The device comprises an integrated machine, a plurality of bottom lifting devices, two lifting steel plates, a plurality of front limiting plates, a plurality of rear limiting plates and a steel wire rope;
A plurality of bottom lifting appliances are arranged at the two sides of the bottom end of the integrated machine along the length direction, and each bottom lifting appliance is provided with a mounting hole;
The hoisting steel plates are arranged on two sides of the top end of the integrated machine along the length direction;
a plurality of front limiting plates are arranged on one lifting steel plate, and each front limiting plate is provided with a front limiting groove;
a plurality of rear limiting plates are arranged on the other hoisting steel plate, and each rear limiting plate is provided with a rear limiting groove;
the length of the front limiting plate is smaller than that of the rear limiting plate;
The bottom ends of part of the steel wire ropes are arranged in part of the mounting holes, the middle parts of part of the steel wire ropes are positioned in the front limiting grooves, and the top ends of part of the steel wire ropes are arranged on the lifting hooks;
The bottom of the wire rope is arranged in the mounting hole, the middle of the wire rope is located in the rear limiting groove, and the top of the wire rope is arranged in the lifting hook.
2. The hoisting structure of a high-power high-voltage frequency converter integrated machine according to claim 1, wherein each bottom hoisting tool comprises: the mounting plate and the two support plates; the two sides of each mounting plate are respectively mounted on the edge of the bottom end of the all-in-one machine through a support plate, and each mounting plate is provided with one mounting hole.
3. The hoisting structure of the high-power high-voltage frequency converter integrated machine according to claim 1, wherein the mounting plate is rectangular, and the mounting plate is longitudinally mounted at the edge of the bottom end of the integrated machine.
4. The hoisting structure of a high-power high-voltage frequency converter integrated machine according to claim 1, wherein each hoisting steel plate is L-shaped.
5. The hoisting structure of a high-power high-voltage frequency converter integrated machine according to claim 1, wherein the rear limiting plate comprises: the first plate body and the second plate body; the first plate body is installed in the hoist and mount steel sheet, the one end of first plate body is equipped with back spacing groove, the second plate body install perpendicularly in first plate body, the length of second plate body is less than the length of first plate body, just the second plate body orientation the surface of first plate body is an inclined plane.
6. The hoisting structure of the high-power high-voltage frequency converter integrated machine according to claim 1, wherein the front limiting groove and the rear limiting groove are both U-shaped, and the front limiting groove and the rear limiting groove are both oriented to the outside of the integrated machine.
7. The hoisting structure of the high-power high-voltage frequency converter integrated machine according to claim 1, wherein a hoisting ring is arranged at the top end of the integrated machine, and the hoisting ring and the mass center of the integrated machine are in the same straight line.
CN202322987240.2U 2023-11-06 2023-11-06 Hoisting structure of high-power high-voltage frequency converter all-in-one machine Active CN221295860U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322987240.2U CN221295860U (en) 2023-11-06 2023-11-06 Hoisting structure of high-power high-voltage frequency converter all-in-one machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322987240.2U CN221295860U (en) 2023-11-06 2023-11-06 Hoisting structure of high-power high-voltage frequency converter all-in-one machine

Publications (1)

Publication Number Publication Date
CN221295860U true CN221295860U (en) 2024-07-09

Family

ID=91743639

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322987240.2U Active CN221295860U (en) 2023-11-06 2023-11-06 Hoisting structure of high-power high-voltage frequency converter all-in-one machine

Country Status (1)

Country Link
CN (1) CN221295860U (en)

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