CN221644453U - Electric crane with horizontally opposed double brakes - Google Patents
Electric crane with horizontally opposed double brakes Download PDFInfo
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- CN221644453U CN221644453U CN202420385812.1U CN202420385812U CN221644453U CN 221644453 U CN221644453 U CN 221644453U CN 202420385812 U CN202420385812 U CN 202420385812U CN 221644453 U CN221644453 U CN 221644453U
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a horizontally opposed double-brake electric crane which comprises an electric crane body, wherein the electric crane body comprises a driving assembly, a chain guide assembly and a gear assembly which are connected, the central positions of the driving assembly and the gear assembly are connected through a central rotating shaft, the central rotating shaft penetrates through the chain guide assembly, brake assemblies are arranged on the outer sides of the driving assembly and the gear assembly, two ends of the central rotating shaft are connected with the brake assemblies, the brake assemblies comprise end covers, the end covers are connected to the driving assembly and the gear assembly, electromagnetic brakes are arranged in the end covers, and the electromagnetic brakes are connected to the end parts of the central rotating shaft. According to the utility model, the horizontally opposite double electromagnetic brakes are adopted, so that the running smoothness of the electric crane is better, and the action of the electromagnetic brakes during working can be mutually offset, so that the vibration and noise of equipment are reduced, and the two electromagnetic brakes can also work independently, thereby increasing the braking safety and greatly improving the braking control effect.
Description
Technical Field
The utility model relates to the technical field of electric crane equipment, in particular to a horizontally opposed double-brake electric crane.
Background
The electric crane is special hoisting equipment, mainly comprises a motor, a transmission mechanism, a chain wheel and the like, is usually arranged on a crown block and a gantry crane, and has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, so that the electric crane is commonly used in places such as industrial and mining enterprises, storage wharfs and the like. When the electric crane is used, the chain wheel is driven and controlled to rotate by the motor, and objects hung by the chain are lifted or released by the chain winding and unwinding on the chain wheel groove. When the electric crane lifts a heavy object, the height of the electric crane for lifting the heavy object is controlled through the hand-operated door and the control circuit board according to the requirement, and the heavy object is sometimes lifted to a specified height and kept unchanged in position in the process of lifting the heavy object, so that the electric crane in the operation process needs to have good braking performance. The electric crane on the market at present is basically an electromagnetic brake, two electromagnetic brakes are required to be superposed on one brake on the basis of one brake to form a double-electromagnetic brake, and the electric crane is complex in design and installation, complex in structure maintenance, low in braking safety, large in noise and obvious in vibration.
Disclosure of utility model
The utility model aims to provide a horizontally opposed double-brake electric crane, which solves the problems.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model discloses a horizontally opposed double-brake electric crane which comprises an electric crane body, wherein the electric crane body comprises a driving assembly, a chain guide assembly and a gear assembly which are connected, the central positions of the driving assembly and the gear assembly are connected through a central rotating shaft, the central rotating shaft penetrates through the chain guide assembly, brake assemblies are arranged on the outer sides of the driving assembly and the gear assembly, two ends of the central rotating shaft penetrate through the driving assembly and the gear assembly and then are connected with the brake assemblies, the brake assemblies comprise end covers, the end covers are connected to the driving assembly and the gear assembly, electromagnetic brakes are arranged in the end covers, and the electromagnetic brakes are connected to the end parts of the central rotating shaft.
Further, the driving assembly comprises a motor shell and a motor flange cover, the motor flange cover is connected to one end of the motor shell, the end cover is connected to the outer side of the motor flange cover, a motor rotor and a motor stator are arranged in the motor shell, and the other end of the motor shell is connected with the guide chain assembly.
Further, the chain guide assembly comprises two wallboards, a chain guide frame and a middle piece, wherein the chain guide frame and the middle piece are installed between the two wallboards, the driving assembly and the gear assembly are respectively connected to the wallboards, a heavy chain wheel is arranged between the chain guide frame and the middle piece, the center rotating shaft penetrates through a through hole in the heavy chain wheel, a chain is connected to the heavy chain wheel, and a lifting hook is installed at the end part of the chain and below the two wallboards.
Further, the gear assembly comprises a gear box connected to the wallboard, a gear box cover is arranged at the other end of the gear box, a gear set is arranged in the gear box, and the gear set is connected to the heavy chain wheel.
Further, a handle is connected to the top surface of the electric crane body.
Further, the bottom of the electric crane body is connected with a chain bag.
Compared with the prior art, the utility model has the beneficial technical effects that:
The utility model adopts the horizontally opposite double electromagnetic brakes, so that the two electromagnetic brakes are positioned on the central line of the whole machine, the running smoothness of the electric crane is better than that of the superimposed double-brake electric crane, the power loss during running is minimum, and the action electric cranes of the electromagnetic brakes during working can be mutually offset, thereby reducing the vibration and noise of the equipment, the two electromagnetic brakes can also independently work, and the acceleration response is quick and more stable, thereby increasing the braking safety and greatly improving the braking control effect.
Drawings
The utility model is further described with reference to the following description of the drawings.
FIG. 1 is a cross-sectional view of a horizontally opposed dual-brake electric hoist of the present utility model;
FIG. 2 is a schematic diagram of a horizontally opposed dual-brake electric crane according to the present utility model;
reference numerals illustrate: 1. a drive assembly; 101. a motor housing; 102. a motor flange cover; 103. a motor rotor; 104. a motor stator; 2. a chain guide assembly; 201. a wallboard; 202. a heavy chain wheel; 203. a chain; 204. a lifting hook; 205. a chain guide frame; 206. a middleware; 3. a gear assembly; 301. a gear box; 302. a gear box cover; 303. a gear set; 4. a central spindle; 5. an end cap; 6. electromagnetic braking; 7. a handle; 8. chain bags.
Detailed Description
As shown in fig. 1-2, the horizontally opposed double-brake electric crane comprises an electric crane body, wherein a lifting handle 7 is connected to the top surface of the electric crane body, and a chain bag 8 is connected to the bottom of the electric crane body.
The electric crane body comprises a driving assembly 1, a chain guide assembly 2 and a gear assembly 3 which are connected, the central positions of the driving assembly 1 and the gear assembly 3 are connected through a central rotating shaft 4, the central rotating shaft 4 penetrates through the chain guide assembly 2, brake assemblies are arranged on the outer sides of the driving assembly 1 and the gear assembly 3, two ends of the central rotating shaft 4 penetrate through the driving assembly and the gear assembly and then are connected with the brake assemblies, the brake assemblies comprise end covers 5, the end covers 5 are connected to the driving assembly 1 and the gear assembly 3, electromagnetic brakes 6 are arranged in the end covers 5, and the electromagnetic brakes 6 are connected to the end portions of the central rotating shaft 4.
The driving assembly comprises a motor shell 101 and a motor flange cover 102, the motor flange cover 102 is connected to one end of the motor shell 101, the end cover 5 is connected to the outer side of the motor flange cover 102, a motor rotor 103 and a motor stator 104 are arranged in the motor shell 101, and the other end of the motor shell 101 is connected with the guide chain assembly 2.
The chain guide assembly 2 comprises two wallboards 201, a chain guide frame 205 and a middle piece 206, wherein the chain guide frame 205 and the middle piece 206 are installed between the two wallboards 201, the driving assembly 1 and the gear assembly 3 are respectively connected to the wallboards 201, a heavy chain wheel 202 is arranged between the chain guide frame 205 and the middle piece 206, the center rotating shaft 4 penetrates through a through hole in the heavy chain wheel 202, a chain 203 is connected to the heavy chain wheel 202, and a lifting hook 204 is installed at the end part of the chain 203 and below the two wallboards 201.
The gear assembly 3 comprises a gear box 301 connected to the wallboard 201, a gear box cover 302 is mounted at the other end of the gear box 301, a gear set 303 is arranged inside the gear box 301, and the gear set 303 is connected to the heavy sprocket 202.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (6)
1. The utility model provides a horizontal opposition dual-brake electric crane which characterized in that: including electric crane body, electric crane body is including drive assembly (1), chain guide subassembly (2) and gear assembly (3) that are connected, the central point of drive assembly (1) and gear assembly (3) puts and is connected through central pivot (4), central pivot (4) run through chain guide subassembly (2), the outside of drive assembly (1) and gear assembly (3) all is equipped with brake subassembly, the both ends of central pivot (4) run through behind drive assembly and the gear assembly with brake subassembly is connected, brake subassembly includes end cover (5), end cover (5) are connected on drive assembly (1) and gear assembly (3), the inside of end cover (5) is equipped with electromagnetic brake (6), two electromagnetic brake (6) level opposition sets up, electromagnetic brake (6) are connected the tip of central pivot (4).
2. The horizontally opposed dual-brake electric hoist of claim 1, characterized in that: the driving assembly comprises a motor shell (101) and a motor flange cover (102), wherein the motor flange cover (102) is connected to one end of the motor shell (101), the end cover (5) is connected to the outer side of the motor flange cover (102), a motor rotor (103) and a motor stator (104) are arranged in the motor shell (101), and the other end of the motor shell (101) is connected with the guide chain assembly (2).
3. The horizontally opposed dual-brake electric hoist of claim 1, characterized in that: the chain guide assembly (2) comprises two wallboards (201) and a chain guide frame (205) and a middle piece (206) which are arranged between the wallboards (201), the driving assembly (1) and the gear assembly (3) are respectively connected to the wallboards (201), a heavy chain wheel (202) is arranged between the chain guide frame (205) and the middle piece (206), the center rotating shaft (4) penetrates through a through hole in the heavy chain wheel (202), a chain (203) is connected to the heavy chain wheel (202), and a lifting hook (204) is arranged at the end part of the chain (203) and below the two wallboards (201).
4. A horizontally opposed dual-brake electric hoist as claimed in claim 3, wherein: the gear assembly (3) comprises a gear box (301) connected to the wallboard (201), a gear box cover (302) is arranged at the other end of the gear box (301), a gear set (303) is arranged inside the gear box (301), and the gear set (303) is connected to the heavy chain wheel (202).
5. The horizontally opposed dual-brake electric hoist of claim 1, characterized in that: the top surface of the electric crane body is connected with a handle (7).
6. The horizontally opposed dual-brake electric hoist of claim 1, characterized in that: the bottom of the electric crane body is connected with a chain bag (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420385812.1U CN221644453U (en) | 2024-02-29 | 2024-02-29 | Electric crane with horizontally opposed double brakes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420385812.1U CN221644453U (en) | 2024-02-29 | 2024-02-29 | Electric crane with horizontally opposed double brakes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221644453U true CN221644453U (en) | 2024-09-03 |
Family
ID=92510801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420385812.1U Active CN221644453U (en) | 2024-02-29 | 2024-02-29 | Electric crane with horizontally opposed double brakes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221644453U (en) |
-
2024
- 2024-02-29 CN CN202420385812.1U patent/CN221644453U/en active Active
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