CN204689503U - A kind of variable-frequency electric hoist - Google Patents
A kind of variable-frequency electric hoist Download PDFInfo
- Publication number
- CN204689503U CN204689503U CN201520335375.3U CN201520335375U CN204689503U CN 204689503 U CN204689503 U CN 204689503U CN 201520335375 U CN201520335375 U CN 201520335375U CN 204689503 U CN204689503 U CN 204689503U
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- China
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- rotating disk
- variable
- rotor
- speed governing
- main shaft
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Abstract
The utility model discloses a kind of variable-frequency electric hoist; comprise frequency conversion rotor, secondary leads mechanical axis, exert oneself and hold and speed governing dial plate; described frequency conversion rotor is arranged between firm banking and drive rotor; described drive rotor is connected with main shaft; strong power device is provided with below described main shaft; described secondary is led mechanical axis and is connected with bonding rotating disk; described bonding rotating disk is arranged in hawser; described end of exerting oneself is connected with electrical motor; described speed governing rotating disk is arranged in protecting sheathing, is provided with telltale below described speed governing rotating disk.Beneficial effect: be free to control electric block hoisting speed, and can variable frequency adjustment rotating speed be carried out, succinctly easy to operate, visual and understandable.
Description
Technical field
The utility model belongs to electric block mechanical field, is specifically related to a kind of variable-frequency electric hoist.
Background technology
Electric block is the core component of weight-lifting equipment, assume responsibility for fixing, exert oneself, to sling the task of weight, along with the quickening of China's basic economy pace of construction, traffic route, bridge, the industries such as building more and more use this equipment, electric block is that very important contribution has been made in China's economic liftoff, this also promotes the development of electric block self conversely, present various model, the different electric block of lifting power is varied, but cannot variable frequency adjustment rotating speed for ubiquity, freely control hoisting speed, hoisting speed can not be shown intuitively, staff is allowed to be difficult to the shortcoming of the operation of quantification.
Utility model content
The purpose of this utility model is just to provide a kind of variable-frequency electric hoist to solve the problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of variable-frequency electric hoist; comprise frequency conversion rotor, secondary leads mechanical axis, exert oneself and hold and speed governing dial plate; described frequency conversion rotor is arranged between firm banking and drive rotor; described drive rotor is connected with main shaft, is provided with strong power device below described main shaft, and described secondary is led mechanical axis and is connected with bonding rotating disk; described bonding rotating disk is arranged in hawser; described end of exerting oneself is connected with electrical motor, and described speed governing rotating disk is arranged in protecting sheathing, is provided with telltale below described speed governing rotating disk.
In said structure, start described electrical motor, end band of exerting oneself described in power passes through move described secondary lead mechanical axis start rotate, by power transmission to described main shaft, electric block speed is regulated by described speed governing dial plate, and show present speed on the display, operate to facilitate staff.
In order to improve its frequency conversion capacity further, described frequency conversion rotor is connected with described firm banking, and described frequency conversion rotor is connected with described drive rotor, and described drive rotor is connected with described main shaft.
In order to improve its frequency conversion capacity further, described main shaft is connected with described strong power device, and described secondary is led mechanical axis and is connected with described bonding rotating disk.
In order to improve its frequency conversion capacity further, described bonding rotating disk is arranged in described hawser, described in exert oneself end be connected with described electrical motor.
In order to improve its frequency conversion capacity further, described speed governing rotating disk is arranged in described protecting sheathing, and described speed governing rotating disk is connected with described telltale.
Beneficial effect: be free to control electric block hoisting speed, and can variable frequency adjustment rotating speed be carried out, succinctly easy to operate, visual and understandable.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of variable-frequency electric hoist described in the utility model.
Fig. 2 is the left view of a kind of variable-frequency electric hoist described in the utility model.
1, firm banking; 2, frequency conversion rotor; 3, drive rotor; 4, main shaft; 5, power device is rectified; 6, secondary leads mechanical axis; 7, bond rotating disk; 8, hawser; 9, to exert oneself end; 10, electrical motor; 11, protecting sheathing; 12, speed governing dial plate; 13, telltale.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As Figure 1-Figure 2, a kind of variable-frequency electric hoist, comprise frequency conversion rotor 2, secondary leads mechanical axis 6, to exert oneself end 9 and speed governing dial plate 12, frequency conversion rotor 2 is arranged between firm banking 1 and drive rotor 3, workplatform can be provided for upper parts, variable frequency adjustment is provided, drive rotor 3 is connected with main shaft 4, can transferring power, hawser is driven to carry out work, strong power device 5 is provided with below main shaft 4, size of exerting oneself can be adjusted to appropriate level, secondary is led mechanical axis 6 and is connected with bonding rotating disk 7, main shaft power can be transmitted, main shaft 4 is driven to work, bonding rotating disk 7 is arranged in hawser 8, weight can be driven, carry out lifting work, end 9 of exerting oneself is connected with electrical motor 10, operation power can be provided, speed governing rotating disk 12 is arranged in protecting sheathing 11, variable frequency adjustment can be carried out, adjust size and the speed of exerting oneself, telltale 13 is provided with below speed governing rotating disk 12, current hoisting speed can be shown intuitively and size of exerting oneself, staff is facilitated to regulate.
In said structure, actuating motor 10, power by end 9 of exerting oneself drive secondary lead mechanical axis 6 start rotate, by power transmission to main shaft 4, regulate electric block speed by speed governing dial plate 12, and show present speed on the monitor 13, operate to facilitate staff.
In order to improve its frequency conversion capacity further, frequency conversion rotor 2 is connected with firm banking 1, workplatform can be provided for upper parts, variable frequency adjustment is provided, frequency conversion rotor 2 is connected with drive rotor 3, drive rotor 3 is connected with main shaft 4, can transferring power, hawser is driven to carry out work, main shaft 4 is connected with strong power device 5, size of exerting oneself can be adjusted to appropriate level, secondary is led mechanical axis 6 and is connected with bonding rotating disk 7, main shaft power can be transmitted, main shaft 4 is driven to work, bonding rotating disk 7 is arranged in hawser 8, weight can be driven, carry out lifting work, end 9 of exerting oneself is connected with electrical motor 10, operation power can be provided, speed governing rotating disk 12 is arranged in protecting sheathing 11, variable frequency adjustment can be carried out, adjust size and the speed of exerting oneself, speed governing rotating disk 12 is connected with telltale 13, current hoisting speed can be shown intuitively and size of exerting oneself, staff is facilitated to regulate.
More than show and describe groundwork of the present utility model, principal character and advantage.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and effect thing thereof.
Claims (5)
1. a variable-frequency electric hoist; comprise frequency conversion rotor, secondary leads mechanical axis, exert oneself and hold and speed governing dial plate; it is characterized in that: described frequency conversion rotor is arranged between firm banking and drive rotor; described drive rotor is connected with main shaft; strong power device is provided with below described main shaft; described secondary is led mechanical axis and is connected with bonding rotating disk; described bonding rotating disk is arranged in hawser; described end of exerting oneself is connected with electrical motor; described speed governing rotating disk is arranged in protecting sheathing, is provided with telltale below described speed governing rotating disk.
2. a kind of variable-frequency electric hoist according to claim 1, is characterized in that: described frequency conversion rotor is connected with described firm banking, and described frequency conversion rotor is connected with described drive rotor, and described drive rotor is connected with described main shaft.
3. a kind of variable-frequency electric hoist according to claim 1, is characterized in that: described main shaft is connected with described strong power device, and described secondary is led mechanical axis and is connected with described bonding rotating disk.
4. a kind of variable-frequency electric hoist according to claim 1, is characterized in that: described bonding rotating disk is arranged in described hawser, described in exert oneself end be connected with described electrical motor.
5. a kind of variable-frequency electric hoist according to claim 1, is characterized in that: described speed governing rotating disk is arranged in described protecting sheathing, and described speed governing rotating disk is connected with described telltale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520335375.3U CN204689503U (en) | 2015-05-22 | 2015-05-22 | A kind of variable-frequency electric hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520335375.3U CN204689503U (en) | 2015-05-22 | 2015-05-22 | A kind of variable-frequency electric hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204689503U true CN204689503U (en) | 2015-10-07 |
Family
ID=54229818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520335375.3U Expired - Fee Related CN204689503U (en) | 2015-05-22 | 2015-05-22 | A kind of variable-frequency electric hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204689503U (en) |
-
2015
- 2015-05-22 CN CN201520335375.3U patent/CN204689503U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20170522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |