CN212127289U - Travelling trolley for electric hoist - Google Patents
Travelling trolley for electric hoist Download PDFInfo
- Publication number
- CN212127289U CN212127289U CN202020062061.1U CN202020062061U CN212127289U CN 212127289 U CN212127289 U CN 212127289U CN 202020062061 U CN202020062061 U CN 202020062061U CN 212127289 U CN212127289 U CN 212127289U
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- sides
- suspension frame
- frame
- electric hoist
- driving motor
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- Expired - Fee Related
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Abstract
The utility model provides a walking dolly for electric hoist, relates to the electric hoist field, includes: the suspension frame is of a U-shaped structure, rotating shafts are respectively arranged on the side walls of two sides of the U-shaped structure, one end of each rotating shaft is fixedly provided with a roller, the rollers are positioned on the inner side of the U-shaped structure of the suspension frame, and the other end of each rotating shaft penetrates through the suspension frame to be provided with a driven gear; the motor frame is fixedly arranged on one side of the suspension frame, a driving motor is fixedly arranged on the motor frame, and an output shaft of the driving motor penetrates through two side walls of the suspension frame; two driving gears are fixedly mounted on an output shaft of the driving motor and are respectively meshed with driven gears on two sides of the suspension frame. Guarantee the dolly walking in-process, the drive power that receives on the gyro wheel of both sides is the same, and then the stability of both sides when guaranteeing the dolly walking prevents the dolly skew.
Description
Technical Field
The utility model relates to an electric hoist field, concretely relates to walking dolly for electric hoist.
Background
The electric hoist is a special hoisting device, is installed on a crown block and a gantry crane, has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, and is used in places such as industrial and mining enterprises, storage, docks and the like.
In the process of using the electric hoist, in order to move when hoisting an object, the electric hoist needs to be hoisted on a walking trolley which is arranged on an I-shaped steel guide rail, the walking trolley moves on the I-shaped steel guide rail to drive the electric hoist to move, the existing walking trolley is provided with two rollers, the two rollers are respectively pressed on transverse plates at two sides of I-shaped steel, a driving motor on the walking trolley is used for driving one roller to rotate, so that the walking trolley travels, in the process, the roller at one side on the walking trolley travels as a driving wheel, the roller at the other side directly drives the roller to rotate as a driven wheel because no driving element is arranged, so that the driving force born by two sides of the trolley is different, the trolley is easy to laterally deviate to cause derailment, in order to avoid the above conditions, the driving motors are respectively arranged at two sides of the trolley, and each driving motor drives the, the driving force balance of the two sides of the trolley is maintained, however, the load of the walking trolley is increased in the mode, and the load bearing of the trolley is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome is that electric hoist walking dolly both sides gyro wheel drive power is different, causes the dolly lateral deviation easily during the use, causes the problem of derailing, and the purpose provides an electric hoist is with walking dolly.
The utility model discloses the technical problem that will solve adopts following technical scheme to realize:
a walking trolley for an electric hoist comprises:
the suspension frame is of a U-shaped structure, rotating shafts are respectively arranged on the side walls of two sides of the U-shaped structure, one end of each rotating shaft is fixedly provided with a roller, the rollers are positioned on the inner side of the U-shaped structure of the suspension frame, and the other end of each rotating shaft penetrates through the suspension frame to be provided with a driven gear;
the motor frame is fixedly arranged on one side of the suspension frame, a driving motor is fixedly arranged on the motor frame, and an output shaft of the driving motor penetrates through two side walls of the suspension frame;
two driving gears are fixedly mounted on an output shaft of the driving motor and are respectively meshed with driven gears on two sides of the suspension frame.
Furthermore, a sleeve is fixedly installed between the inner side walls of the U-shaped structure of the suspension frame, and the output shaft of the driving motor penetrates through the sleeve.
Furthermore, limiting plates are respectively arranged on the inner side walls of the two sides of the suspension frame on the upper portion of the sleeve, and the limiting plates are located between the sleeve and the rollers.
Furthermore, the outer ring of the roller is provided with an anti-skid rubber wheel.
Furthermore, the inner side walls of the two sides of the suspension frame are respectively and fixedly provided with a supporting rod, and the supporting rods are fixedly provided with limiting wheels.
The utility model has the advantages that:
the utility model discloses simple structure, suspend in midair and install driving motor on the motor frame of putting up one side, the driving motor output shaft passes and suspends the frame in midair, and install two driving gears on the output shaft, utilize driving gear meshing driven gear to rotate, realize simultaneously that the pivot of suspending in midair both sides rotates, and then drive every epaxial gyro wheel of commentaries on classics and rotate, this in-process, the drive power that receives on the gyro wheel of both sides is the same, and then the stability of both sides when guaranteeing the dolly walking prevents the dolly skew, and only dispose a driving motor on the dolly, the counter weight of dolly has been reduced.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a structural view of the installation limiting wheel of the present invention;
in the figure: 1. a suspension frame; 2. a motor frame; 12. a rotating shaft; 13. a roller; 14. a driven gear; 21. A drive motor; 22. a driving gear; 31. a sleeve; 41. a limiting plate; 42. an anti-skid rubber wheel; 43. a support bar; 44. and a limiting wheel.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Example 1
As shown in fig. 1; a walking trolley for an electric hoist comprises:
the suspension bracket 1 is in a U-shaped structure, the side walls of two sides of the U-shaped structure are respectively provided with a rotating shaft 12, one end of the rotating shaft 12 is fixedly provided with a roller 13, the roller 13 is positioned at the inner side of the U-shaped structure of the suspension bracket 1, and the other end of the rotating shaft 12 penetrates through the suspension bracket 1 and is provided with a driven gear 14;
the suspension frame comprises a motor frame 2, wherein the motor frame 2 is fixedly arranged on one side of the suspension frame 1, a driving motor 21 is fixedly arranged on the motor frame 2, and an output shaft of the driving motor 21 penetrates through two side walls of the suspension frame 1;
two driving gears 22 are fixedly installed on an output shaft of the driving motor 21, and the two driving gears 22 are respectively meshed with the driven gears 14 on two sides of the suspension frame 1.
A walking trolley for an electric hoist has the working principle that:
the walking trolley is installed on an I-steel guide rail, the I-steel guide rail is inserted into a U-shaped structure of the suspension frame, two rollers 13 on the inner side of the suspension frame are pressed on side plates on the lower portion of the I-steel guide rail respectively, a driving motor 21 is installed on a motor frame 2 on one side of the suspension frame 1, an output shaft of the driving motor 21 penetrates through the suspension frame 1, two driving gears 22 are installed on the output shaft, the driving gears 22 are meshed with driven gears 14 to rotate, rotation of rotating shafts 12 on two sides of the suspension frame 1 is achieved, the rollers 13 on each rotating shaft 12 are driven to rotate, walking of the trolley on the I-steel guide rail is achieved, in the process, driving forces on the rollers 13 on two sides are the same, stability of two sides when the trolley is guaranteed to walk is achieved, deviation of the trolley is prevented, only.
Example 2
As shown in fig. 2; a walking trolley for an electric hoist comprises:
the suspension bracket 1 is in a U-shaped structure, the side walls of two sides of the U-shaped structure are respectively provided with a rotating shaft 12, one end of the rotating shaft 12 is fixedly provided with a roller 13, the roller 13 is positioned at the inner side of the U-shaped structure of the suspension bracket 1, and the other end of the rotating shaft 12 penetrates through the suspension bracket 1 and is provided with a driven gear 14;
the suspension frame comprises a motor frame 2, wherein the motor frame 2 is fixedly arranged on one side of the suspension frame 1, a driving motor 21 is fixedly arranged on the motor frame 2, and an output shaft of the driving motor 21 penetrates through two side walls of the suspension frame 1;
two driving gears 22 are fixedly installed on an output shaft of the driving motor 21, and the two driving gears 22 are respectively meshed with the driven gears 14 on two sides of the suspension frame 1.
A walking trolley for an electric hoist has the working principle that:
the walking trolley is installed on an I-steel guide rail, the I-steel guide rail is inserted into a U-shaped structure of the suspension frame, two rollers 13 on the inner side of the suspension frame are pressed on side plates on the lower portion of the I-steel guide rail respectively, a driving motor 21 is installed on a motor frame 2 on one side of the suspension frame 1, an output shaft of the driving motor 21 penetrates through the suspension frame 1, two driving gears 22 are installed on the output shaft, the driving gears 22 are meshed with driven gears 14 to rotate, rotation of rotating shafts 12 on two sides of the suspension frame 1 is achieved, the rollers 13 on each rotating shaft 12 are driven to rotate, walking of the trolley on the I-steel guide rail is achieved, in the process, driving forces on the rollers 13 on two sides are the same, stability of two sides when the trolley is guaranteed to walk is achieved, deviation of the trolley is prevented, only.
A sleeve 31 is fixedly arranged between the inner side walls of the U-shaped structure of the suspension bracket 1, and the output shaft of the driving motor 21 passes through the sleeve 31. The sleeve is utilized to protect the output shaft of the driving motor, and the I-shaped steel guide rail is prevented from being worn on the output shaft of the driving motor.
Limiting plates 41 are respectively mounted on the inner side walls of two sides of the suspension frame 1 at the upper part of the sleeve 31, and the limiting plates 41 are positioned between the sleeve 31 and the roller 13. The side plates at the lower parts of the two sides of the I-shaped steel guide rail penetrate through the limiting plates and the rollers, and the limiting plates are utilized to prevent the travelling trolley from moving, so that the vertical floating distance of the trolley is reduced, and the output shaft of the driving motor is protected.
The outside of the roller 13 is surrounded by an antiskid rubber wheel 42. The friction force of the roller to the I-shaped steel guide rail is increased, and the shock absorption effect is achieved.
The inner side walls of the two sides of the suspension frame 1 are respectively and fixedly provided with a supporting rod 43, and the supporting rod 43 is fixedly provided with a limiting wheel 44. The I-steel guide rail penetrates through the two support rods, and the two sides of the limiting wheels on the two support rods are respectively provided with the I-steel guide rail to extrude the I-steel guide rail, so that when the trolley moves, the lateral deviation of the trolley is reduced, the moving stability of the trolley is maintained, and derailment is prevented.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a walking dolly for electric hoist which characterized in that includes:
the suspension rack (1) is of a U-shaped structure, rotating shafts (12) are respectively installed on the side walls of two sides of the U-shaped structure, one end of each rotating shaft (12) is fixedly provided with a roller (13), each roller (13) is located on the inner side of the U-shaped structure of the suspension rack (1), and the other end of each rotating shaft (12) penetrates through the suspension rack (1) to be provided with a driven gear (14);
the motor frame (2) is fixedly arranged on one side of the suspension frame (1), a driving motor (21) is fixedly arranged on the motor frame (2), and an output shaft of the driving motor (21) penetrates through two side walls of the suspension frame (1);
two driving gears (22) are fixedly mounted on an output shaft of the driving motor (21), and the two driving gears (22) are respectively meshed with driven gears (14) on two sides of the suspension frame (1).
2. The walking trolley for the electric hoist as claimed in claim 1, wherein a sleeve (31) is fixedly installed between the inner side walls of the U-shaped structure of the suspension bracket (1), and the output shaft of the driving motor (21) passes through the sleeve (31).
3. The walking trolley for the electric hoist as claimed in claim 2, wherein the inner side walls of two sides of the suspension frame (1) at the upper part of the sleeve (31) are respectively provided with a limiting plate (41), and the limiting plates (41) are positioned between the sleeve (31) and the roller (13).
4. The walking trolley for the electric hoist as claimed in claim 1, wherein the rollers (13) are externally surrounded by anti-skid rubber wheels (42).
5. The walking trolley for the electric hoist as claimed in claim 1, wherein the inner side walls of the two sides of the suspension frame (1) are respectively fixedly provided with a support rod (43), and the support rods (43) are fixedly provided with a limiting wheel (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020062061.1U CN212127289U (en) | 2020-01-13 | 2020-01-13 | Travelling trolley for electric hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020062061.1U CN212127289U (en) | 2020-01-13 | 2020-01-13 | Travelling trolley for electric hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212127289U true CN212127289U (en) | 2020-12-11 |
Family
ID=73676773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020062061.1U Expired - Fee Related CN212127289U (en) | 2020-01-13 | 2020-01-13 | Travelling trolley for electric hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212127289U (en) |
-
2020
- 2020-01-13 CN CN202020062061.1U patent/CN212127289U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201211 Termination date: 20220113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |