CN206407852U - A kind of electric block with double brake and antioverloading function - Google Patents
A kind of electric block with double brake and antioverloading function Download PDFInfo
- Publication number
- CN206407852U CN206407852U CN201720057724.9U CN201720057724U CN206407852U CN 206407852 U CN206407852 U CN 206407852U CN 201720057724 U CN201720057724 U CN 201720057724U CN 206407852 U CN206407852 U CN 206407852U
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- CN
- China
- Prior art keywords
- motor
- electric block
- motor coupler
- brake
- coupler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of electric block with double brake and antioverloading function, including electric block main frame, and the inside of electric block main frame is provided with overload protection, and the side of electric block main frame is provided with lifting motor, and overload protection includes：Second motor coupler, friction clutch fixed screw, the 3rd motor coupler, friction clutch connecting rod, friction clutch set screw, friction clutch regulation spring.One end main shaft of lifting motor is provided with the first electromagnetic brake, other end power conveying axostylus axostyle connects the first motor coupler, first motor coupler connects the friction engaging and disengaging gear being made up of the second motor coupler and the 3rd motor coupler by step groove, and one end of motor output gear axle is provided with the second electromagnetic brake.Double brake and friction engaging and disengaging gear improve equipment operation security, meet the requirement of security, it is possible to use novel in design on the crane gear of other similar functions, are a kind of good innovation schemes, with certain market promotion prospect.
Description
Technical field
The utility model is related to small-sized crane gear field, more particularly to a kind of to have double brake and antioverloading function
Electric block.
Background technology
As small-sized crane gear, electric block is divided into steel-wire rope type electric block and Electric Chain Blocks, wherein loop chain
Electric block is so that fuselage appearance is attractive in appearance, small volume, lifting downslide amount are small, raising decline control precisely, degree of protection is high, noise
Small, safe and reliable the features such as, it is widely used in the industries such as storage transport, chemical industry, shipbuilding, mould processing, Treatment of Metal Surface.
In China's all trades and professions, Electric Chain Blocks is more and more extensive using field, because being special equipment, its
Security performance is also increasingly paid close attention to by people, and Electric Chain Blocks in the market generally only installs single braking dress additional
Put, if exception occurs in braking function, safe handling can not be ensured, cause crane gear to exist in actual use
Certain potential safety hazard, practical performance is not good, in addition in hoisting heavy, due to being all to know exactly in many cases
The weight of load, when playing hanging object overload, equipment is in non-secure states due to no overload protection function, easily produces peace
, there is potential security threat, there is deficiency, it is impossible to adapt to the demand of social development in full accident.
In summary, for the defect of prior art, it is accordingly required in particular to a kind of electronic with double brake and antioverloading function
Cucurbit, to solve the deficiencies in the prior art.
Utility model content
For not enough present in Electric Chain Blocks in the prior art, crossed in actual use and there is potential safety hazard,
It is novel in design the utility model proposes a kind of electric block with double brake and antioverloading function, by installing dual brake additional
And overload safety device, equipment operation security is improved, it is practical, to solve the defect of prior art.
To achieve these goals, the technical solution of the utility model is as follows：
A kind of electric block with double brake and antioverloading function, including electric block main frame, electric block main frame
Inside is provided with overload protection, and the side of electric block main frame is provided with lifting motor, and overload protection includes
Include the second motor coupler, friction clutch fixed screw, the 3rd motor coupler, friction clutch connecting rod, friction clutch
Set screw, friction clutch regulation spring, one end main shaft of lifting motor are provided with the first brake, lifting motor it is another
Main shaft is held to connect the first motor coupler, the first motor coupler is connected by the second motor coupler and the 3rd electricity by step groove
The friction engaging and disengaging gear of machine shaft coupling composition, the 3rd motor coupler is installed on motor output gear axle, motor output gear
The axle other end is provided with second brake, and friction clutch connecting rod crosses the motor output gear axle for hollow-core construction in axle center.
Further, it is pasted with friction plate on the second described motor coupler.
Further, described motor output gear axle surface is engaged with the convergence gear of connection intermediate gear shaft.
Further, the first described motor coupler, the shape of the second motor coupler take the shape of the letter U, the first motor shaft coupling
The connected mode and the 3rd motor coupler of device and lifting motor use flat key with the connected mode of motor output gear axle.
Further, it is load-carrying to be provided with below the intermediate gear shaft on the power output gear of connection sprocket wheel, sprocket wheel
Limit spring is arranged at chain, the bottom of load chain, and limit spring bottom, which has to be provided with the top of lower suspension hook, electric block main frame, hangs oneself
Hook.
Further, the first described brake and second brake use electromagnetic brake.
The beneficial effects of the utility model are：This product is rational in infrastructure, and design accuracy is high, practical, by motor
Double electromagnetic brakes are installed on output gear shaft to reach electric block braking action, installs and rubs between motor and speed reducer structure
Wipe arrangement of clutch to reach antioverloading effect, improve equipment operation security, meet the requirement of security, it is possible to use in
On the crane gear of other similar functions, practical performance is excellent, novel in design, is a kind of good innovation scheme, with certain
Market promotion prospect.
Brief description of the drawings
Describe the utility model in detail with reference to the accompanying drawings and detailed description：
Fig. 1 is structural representation of the present utility model.
100- electric blocks main frame in figure, 110- lifting motors, 111- friction clutch fixed screws, 120- first is braked
Device, 130- electric motor fans, the motor couplers of 140- first, 141- step grooves, the motor couplers of 150- second, the motors of 160- the 3rd
Shaft coupling, 170- friction plates, 180- motor output gear axles, 190- friction clutch connecting rods, 200- second brakes, 210- rubs
Wipe clutch regulation spring, 220- friction clutch set screws, 230- convergence gears, 240- intermediate gear shafts, 250- power
Suspension hook, 300- hooks under output gear, 260- sprocket wheels, 270- load chains, 280- limit springs, 290-.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Referring to Fig. 1, a kind of electric block with double brake and antioverloading function, including electric block main frame 100, it is electronic
The inside of cucurbit main frame 100 is provided with the friction engaging and disengaging gear of overload prevention effect, including：Second motor coupler 150, friction
Clutch fixed screw 111, the 3rd motor coupler 160, friction clutch connecting rod 190, friction clutch set screw 220,
Friction clutch adjusts and is pasted with friction plate 170 on spring 210, the second motor coupler 150.The one of electric block main frame 100
Individual side is fixed with lifting motor 110 by screw, and one end of electric block main frame 100 is provided with the first brake 120, first
The side of brake 140 is provided with electric motor fan 130, and the main shaft of lifting motor 110 is provided with the first motor coupler 140, the
One motor coupler 140 is connected by the second motor coupler 150 and the 3rd motor coupler 160, the second electricity by step groove 141
Friction plate 170 is pasted with machine shaft coupling 150, friction clutch connecting rod 190 is crossed to be exported in axle center for the motor of hollow-core construction
Gear shaft 180, friction clutch connecting rod 190 has by friction clutch set screw 220 in the interstitial hole of second brake 200
The friction clutch regulation spring 210 of overload protection is adjusted.
In addition, motor output gear axle 180 is engaged with the convergence gear 230 of intermediate gear shaft 240, the first motor coupler
140th, the shape of the second motor coupler 150 takes the shape of the letter U, the connected mode of the first motor coupler 140 and lifting motor 110 and
The connected mode of 3rd motor coupler 160 and motor output gear axle 180 uses flat key, the lower section of intermediate gear shaft 240
Being provided with the power output gear 140 of connection sprocket wheel 260, sprocket wheel 260 has load chain 270, and the bottom of load chain 270 is provided with
Lower suspension hook 290 is arranged at limit spring 280, the bottom of limit spring 280, and the top of electric block main frame 100 is provided with hook 300,
First brake 120 and second brake 200 use electromagnetic brake.
There is provided the motor part of power for the electric block of the double brake of safety and the friction clutch device of antioverloading function
Including；Lifting motor, the first brake, electric motor fan.First brake is braked by motor shaft to lifting motor, motor wind
Fan for cooling to lifting motor.Lifting motor is joined by the first motor coupler, the second motor coupler, the 3rd motor
The motor output gear axle that axle device is sent power in reducing gear, the other end of motor output gear axle is provided with second
Brake, when the first brake breaks down, the second electromagnetic brake will play braking action to motor output gear axle, rise
To the effect of electric block double brake.There is friction engaging and disengaging gear between lifting motor and motor output gear axle, wherein rubbing
Pad is located on the second motor coupler, and the first motor coupler is coupled by flat key with lifting motor, the second motor coupler
To be flexible coupling by step groove and rubber-plastic accessory with the first motor coupler, the 3rd motor coupler be by flat key with
Motor output gear axle couples, and motor output gear axle is a hollow shaft with gear part, friction engaging and disengaging gear be by rub from
Clutch connecting rod, friction clutch set screw, friction clutch regulation spring and the second motor coupler, the 3rd motor shaft coupling
Device is collectively constituted, and one end of wherein friction clutch connecting rod is that have friction plate on the second motor coupler, the second motor coupler,
The other end of friction clutch connecting rod has friction clutch set screw and friction clutch regulation spring, friction clutch connecting rod
Through hollow motor output gear axle, the electricity of spring regulation second is adjusted by friction clutch set screw and friction clutch
Degree is fited between machine shaft coupling and the 3rd motor coupler, when the load of institute's raising exceedes the specified load of national Specification
Friction engaging and disengaging gear works during the safety multiple of lotus.
The reducing gear of electric block includes motor output gear axle, intermediate gear shaft-convergence gear and power output tooth
Wheel, the power of lifting motor is transferred to sprocket wheel step by step by the deceleration of reducing gear, load chain sling load is driven, in electronic calabash
Limit switches and limit spring are installed in the lower section of reed simultaneously, and electric block is hung oneself hook device and lower hook gear.
Based on above-mentioned, the beneficial effects of the utility model are：Rational in infrastructure, design accuracy is high, practical, by electricity
Double electromagnetic brakes are installed on machine output gear shaft to reach electric block braking action, installed between motor and speed reducer structure
Friction engaging and disengaging gear reaches antioverloading effect, improves equipment operation security, meets the requirement of security, it is possible to use
In on the crane gear of other similar functions, practical performance is excellent, novel in design, is a kind of good innovation scheme, with certain
Market promotion prospect.
It should be understood by those skilled in the art that, the utility model is not restricted to the described embodiments, above-described embodiment and
Simply illustrate principle of the present utility model described in specification, on the premise of the utility model spirit and scope are not departed from originally
Utility model also has various changes and modifications, and these changes and improvements are both fallen within the range of claimed the utility model.
The utility model is claimed scope and defined by appended claims and its equivalent.
Claims (6)
1. a kind of electric block with double brake and antioverloading function, including electric block main frame, it is characterised in that：Electronic calabash
The inside of reed main frame is provided with overload protection, and the side of electric block main frame is provided with lifting motor, overload protection
Include including the second motor coupler, friction clutch fixed screw, the 3rd motor coupler, friction clutch connecting rod, rub
Clutch set screw, friction clutch regulation spring are wiped, one end main shaft of lifting motor is provided with the first brake, lifting electricity
The other end of machine is provided with the first motor coupler, the first motor coupler connected by step groove by the second motor coupler and
The friction engaging and disengaging gear of 3rd motor coupler composition, the 3rd motor coupler is installed on motor output gear axle, and motor is defeated
Go out the gear shaft other end and second brake is installed, friction clutch connecting rod crosses the motor output gear for hollow-core construction in axle center
Wheel shaft.
2. a kind of electric block with double brake and antioverloading function according to claim 1, it is characterised in that：Described
Friction plate is pasted with second motor coupler.
3. a kind of electric block with double brake and antioverloading function according to claim 1, it is characterised in that：Described
Motor output gear axle is engaged with the convergence gear of intermediate gear shaft.
4. a kind of electric block with double brake and antioverloading function according to claim 1, it is characterised in that：Described
First motor coupler, the second motor coupler shape take the shape of the letter U, the connected mode of the first motor coupler and lifting motor and
The connected mode of 3rd motor coupler and motor output gear axle uses flat key.
5. a kind of electric block with double brake and antioverloading function, its feature according to claim 1 or claim 3
It is：With the intermediate gear shaft engage be on the power output gear that is connected sprocket wheel, sprocket wheel be load chain, the bottom of load chain
Portion is provided with limit spring, and limit spring bottom has is provided with hook at the top of lower suspension hook, electric block main frame.
6. a kind of electric block with double brake and antioverloading function according to claim 1, it is characterised in that：Described
First brake and second brake use electromagnetic brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720057724.9U CN206407852U (en) | 2017-01-17 | 2017-01-17 | A kind of electric block with double brake and antioverloading function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720057724.9U CN206407852U (en) | 2017-01-17 | 2017-01-17 | A kind of electric block with double brake and antioverloading function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206407852U true CN206407852U (en) | 2017-08-15 |
Family
ID=59556624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720057724.9U Expired - Fee Related CN206407852U (en) | 2017-01-17 | 2017-01-17 | A kind of electric block with double brake and antioverloading function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206407852U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109775593A (en) * | 2019-03-25 | 2019-05-21 | 杭州契卡拉起重机械有限公司 | A kind of electric block with dual brake bassinet structure |
| US10947094B2 (en) | 2019-08-05 | 2021-03-16 | Goodrich Corporation | Auxiliary brake assembly |
-
2017
- 2017-01-17 CN CN201720057724.9U patent/CN206407852U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109775593A (en) * | 2019-03-25 | 2019-05-21 | 杭州契卡拉起重机械有限公司 | A kind of electric block with dual brake bassinet structure |
| US10947094B2 (en) | 2019-08-05 | 2021-03-16 | Goodrich Corporation | Auxiliary brake assembly |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 Termination date: 20180117 |