CN213387483U - Compact that permanent magnetism directly drives plays to rise dolly - Google Patents
Compact that permanent magnetism directly drives plays to rise dolly Download PDFInfo
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- CN213387483U CN213387483U CN202022091099.4U CN202022091099U CN213387483U CN 213387483 U CN213387483 U CN 213387483U CN 202022091099 U CN202022091099 U CN 202022091099U CN 213387483 U CN213387483 U CN 213387483U
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- permanent
- trolley frame
- permanent magnet
- wheel sets
- pulley block
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Abstract
The utility model discloses a compact lifting trolley directly driven by permanent magnet, which comprises a trolley frame, wherein the upper part of the trolley frame is provided with a permanent magnet direct driving reel, and the shaft parts at two ends of the permanent magnet direct driving reel are respectively connected with the trolley frame through a bearing seat and a bracket; the permanent magnet direct-drive winding drum is a winding drum with a built-in permanent magnet motor, and the built-in permanent magnet motor drives the winding drum to rotate; the four corners of the lower part of the trolley frame are all provided with wheel sets, wherein two wheel sets on the same side are driven wheel sets, two wheel sets on the other same side are driving wheel sets, and the driving wheel sets are directly driven by permanent magnet motors; and a pulley block hoisting structure is arranged at the lower part of the trolley frame. The utility model discloses a permanent magnetism directly drives reel, wheel group and adopts permanent-magnet machine to directly drive, makes to rise the dolly and has simple structure, light in weight, small, easily decrease advantages such as mechanism is few.
Description
Technical Field
The utility model relates to a hoist technical field specifically is a compact that permanent magnetism directly drives plays to rise dolly.
Background
Along with the rapid development of industrialization in China, the application field of cranes is more and more extensive, the number of cranes used is more and more, and the traditional trolley arrangement structure is gradually eliminated due to more mechanism arrangements, large occupied space and heavier overall structure. The compact trolley using the permanent magnetic direct drive as the hoisting mechanism of the crane is produced on the background.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a compact that permanent magnetism directly drives plays to rise dolly, adopt the permanent magnetism to directly drive reel, wheel group and adopt permanent-magnet machine to directly drive, make to play to rise the dolly and have advantages such as simple structure, light in weight, small, vulnerable mechanism are few, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a compact type lifting trolley directly driven by permanent magnets comprises a trolley frame, wherein a permanent magnet direct driving winding drum is arranged at the upper part of the trolley frame, and the shaft parts at two ends of the permanent magnet direct driving winding drum are respectively connected with the trolley frame through a bearing seat and a support; the permanent magnet direct-drive winding drum is a winding drum with a built-in permanent magnet motor, and the built-in permanent magnet motor drives the winding drum to rotate; the four corners of the lower part of the trolley frame are all provided with wheel sets, wherein two wheel sets on the same side are driven wheel sets, two wheel sets on the other same side are driving wheel sets, and the driving wheel sets are directly driven by permanent magnet motors; and a pulley block hoisting structure is arranged at the lower part of the trolley frame.
Preferably, brake discs are coaxially welded on two end faces of the permanent magnet direct-drive winding drum, and a brake correspondingly matched with the brake discs is arranged on the upper portion of the trolley frame.
Preferably, the pulley block hoisting structure comprises a fixed pulley block, a movable pulley block, a steel wire rope and a lifting hook, wherein the fixed pulley block is installed at the lower part of the trolley frame through a pulley beam, the movable pulley block is hung below the fixed pulley block through the steel wire rope, and the lifting hook is hung at the lower part of the movable pulley block.
Preferably, the bearing seat is sleeved with the shaft parts at the two ends of the permanent magnetic direct drive winding drum, and the bearing seat is fixed on the upper part of the trolley frame through a support.
Preferably, two opposite side edges of the upper part of the trolley frame are provided with guardrails.
Compared with the prior art, the beneficial effects of the utility model are that: the compact type permanent-magnet direct-drive lifting trolley adopts the permanent-magnet direct-drive winding drum which is a winding drum with a built-in permanent-magnet motor, the built-in permanent-magnet motor drives the winding drum to rotate, so that a gear transmission part, a speed reducer and other parts are omitted, and the space of a trolley frame is saved; in addition, the permanent magnet motor is used for directly driving the wheel set, the original wheel set driven by the motor and the reducer is also changed into the permanent magnet motor for directly driving, the space of the trolley frame is also saved, and the lifting trolley has the advantages of simple structure, light weight, small size, few easily damaged mechanisms and the like.
Drawings
FIG. 1 is a top view of the present invention;
fig. 2 is a left side view of the present invention;
fig. 3 is a front view of the present invention.
In the figure: the brake comprises a brake 1, a bearing seat 2, a brake disc 3, a permanent magnet direct-drive winding drum 4, a trolley frame 5, a guardrail 5.1, a wheel set 6, a steel wire rope 7, a movable pulley block 8, a lifting hook 9, a permanent magnet motor 10 and a fixed pulley block 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a compact type lifting trolley directly driven by permanent magnets comprises a trolley frame 5, wherein a permanent magnet direct-drive winding drum 4 is arranged at the upper part of the trolley frame 5, and the shaft parts at two ends of the permanent magnet direct-drive winding drum 4 are respectively connected with the trolley frame 5 through a bearing seat 2 and a support; the permanent magnet direct-drive winding drum 4 is a winding drum with a built-in permanent magnet motor, the built-in permanent magnet motor drives the winding drum to rotate, the permanent magnet direct-drive winding drum 4 is adopted, the permanent magnet direct-drive winding drum is a winding drum with a built-in permanent magnet motor, the built-in permanent magnet motor drives the winding drum to rotate, components such as a gear transmission part and a speed reducer are omitted, and the space of the trolley frame 5 is saved; the four corners of the lower part of the trolley frame 5 are all provided with wheel sets 6, wherein the two wheel sets 6 on the same side are driven wheel sets, the two wheel sets 6 on the other same side are driving wheel sets, the driving wheel sets are directly driven by the permanent magnet motor 10, the permanent magnet motor 10 is used for directly driving the wheel sets 6, the original way that the motor and the speed reducer drive the wheel sets to rotate is changed into the way that the permanent magnet motor directly drives, the space of the trolley frame is also saved, and the lifting trolley has the advantages of simple structure, light weight, small volume, few easily damaged mechanisms and the like; the lower part of the trolley frame 5 is provided with a pulley block hoisting structure;
in order to brake the winding drum, two end faces of the winding drum of the permanent magnetic direct drive winding drum 4 are coaxially welded with brake discs 3, and the upper part of the trolley frame 5 is provided with a brake 1 correspondingly matched with the brake discs 3;
the pulley block hoisting structure comprises a fixed pulley block 11, a movable pulley block 8, a steel wire rope 7 and a hook 9, wherein the fixed pulley block 11 is installed at the lower part of the trolley frame 5 through a pulley beam, the movable pulley block 8 is hung below the fixed pulley block 11 through the steel wire rope 7, and the hook 9 is hung at the lower part of the movable pulley block 8;
the bearing seat 2 is sleeved with shaft parts at two ends of the permanent magnetic direct drive drum 4, and the bearing seat 2 is fixed on the upper part of the trolley frame 5 through a bracket;
in order to ensure the operation safety, two opposite side edges of the upper part of the trolley frame 5 are provided with guardrails 5.1.
The working principle is as follows: when the permanent magnet direct-drive winding drum is used, the permanent magnet direct-drive winding drum 4 rotates forwards and reversely, and the winding drum winds or puts down the steel wire rope 7 to enable the lifting hook 9 to ascend or descend; when the power is switched on, the brake 1 opens the internal contracting brake to enable the mechanism to work normally, and when the power is switched off, the permanent magnetic direct drive winding drum 4 stops, the internal contracting brake of the brake 1 is closed to enable the mechanism to stop working; the permanent magnet motor 10 drives the wheel set 6 to rotate, and the trolley moves in the horizontal direction.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (5)
1. The utility model provides a compact that permanent magnetism directly drives plays to rise dolly, includes dolly frame (5), its characterized in that: the upper part of the trolley frame (5) is provided with a permanent magnetic direct-drive drum (4), and the shaft parts at two ends of the permanent magnetic direct-drive drum (4) are respectively connected with the trolley frame (5) through a bearing seat (2) and a bracket; the permanent magnet direct-drive winding drum (4) is a winding drum with a built-in permanent magnet motor, and the built-in permanent magnet motor drives the winding drum to rotate; the four corners of the lower part of the trolley frame (5) are respectively provided with a wheel set (6), wherein two wheel sets (6) on the same side are driven wheel sets, two wheel sets (6) on the other same side are driving wheel sets, and the driving wheel sets are directly driven by a permanent magnet motor (10); the lower part of the trolley frame (5) is provided with a pulley block hoisting structure.
2. The compact type hoisting trolley directly driven by permanent magnets as claimed in claim 1, is characterized in that: the permanent-magnet direct-drive drum is characterized in that brake discs (3) are coaxially welded on two end faces of the permanent-magnet direct-drive drum (4), and brakes (1) correspondingly matched with the brake discs (3) are arranged on the upper portion of the trolley frame (5).
3. The compact type hoisting trolley directly driven by permanent magnets as claimed in claim 1, is characterized in that: the pulley block hoisting structure comprises a fixed pulley block (11), a movable pulley block (8), a steel wire rope (7) and a lifting hook (9), wherein the fixed pulley block (11) is installed at the lower part of the trolley frame (5) through a pulley beam, the movable pulley block (8) is hung below the fixed pulley block (11) through the steel wire rope (7), and the lifting hook (9) is hung at the lower part of the movable pulley block (8).
4. The compact type hoisting trolley directly driven by permanent magnets as claimed in claim 1, is characterized in that: the bearing seat (2) is sleeved with shaft parts at two ends of the permanent magnetic direct drive drum (4), and the bearing seat (2) is fixed on the upper part of the trolley frame (5) through a support.
5. The compact type hoisting trolley directly driven by permanent magnets as claimed in claim 1, is characterized in that: and two opposite side edges of the upper part of the trolley frame (5) are respectively provided with a guardrail (5.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022091099.4U CN213387483U (en) | 2020-09-22 | 2020-09-22 | Compact that permanent magnetism directly drives plays to rise dolly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022091099.4U CN213387483U (en) | 2020-09-22 | 2020-09-22 | Compact that permanent magnetism directly drives plays to rise dolly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213387483U true CN213387483U (en) | 2021-06-08 |
Family
ID=76181761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022091099.4U Active CN213387483U (en) | 2020-09-22 | 2020-09-22 | Compact that permanent magnetism directly drives plays to rise dolly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213387483U (en) |
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2020
- 2020-09-22 CN CN202022091099.4U patent/CN213387483U/en active Active
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