CN205401515U - Torque limiter - Google Patents
Torque limiter Download PDFInfo
- Publication number
- CN205401515U CN205401515U CN201620128127.6U CN201620128127U CN205401515U CN 205401515 U CN205401515 U CN 205401515U CN 201620128127 U CN201620128127 U CN 201620128127U CN 205401515 U CN205401515 U CN 205401515U
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- friction
- steel disc
- springs
- torque limiter
- disk spring
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- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
Abstract
The utility model discloses a torque limiter, including the endotheca, on the endotheca excircle in proper order the cover be equipped with starting gear, first spring assembly, friction steel sheet group and second spring assembly, wherein, friction steel sheet group is including a plurality of friction steel sheets and a plurality of friction disc, friction steel sheet and friction disc suit on the endotheca excircle, friction steel sheet and friction disc interval distribution, starting gear organizes both sides with the second spring assembly at the steel sheet that rubs through first spring assembly and exerts pressure, the messenger rubs and produces friction torque between steel sheet and the friction disc, no matter power is forward transmission or reverse transmission, as long as the moment of torsion surpasss the restriction, will make friction steel sheet and friction disc skid mutually to realize the effect of two -way protection, can carry out effectual protection when transshipping to starter motor and engine through two -way power cut, reduce the damage chance of equipment, this torque limiter can carry out the regulation that the moment of torsion restricted according to specific application and behavior simultaneously, makes things convenient for people's use.
Description
Technical field
This utility model relates to technical field of mechanical transmission, is specifically related to a kind of torque limiter.
Background technology
Torque limiter is a kind of parts coupling mover with working machine; major function is overload protection; when torque limiter is to cause that required torque exceedes setting value when overload or mechanical breakdown; it limits the torsion of drive system institute transmission with skidding form, when overload condition recovers connection voluntarily after disappearing.This prevents mechanical failure, it is to avoid expensive shutdown loss.
But, torque limiter of the prior art is also perfect not to the utmost, some volumes are bigger, safeguard and use trouble, majority can not bidirectional cutting power, and the adjustment of torque limit cannot be carried out according to concrete applicable cases, for this, the utility model proposes a kind of torque limiter, effectively solve problems.
Summary of the invention
The technical problems to be solved in the utility model is; in view of the foregoing defects the prior art has; provide a kind of torque limiter; can be effectively protected when overload starting motor and electromotor by bidirectional cutting power; decrease the damage chance of equipment; this torque limiter can carry out the adjustment of torque limit according to concrete application and working condition simultaneously, easy for people to use.
This utility model be the technical scheme is that by the above-mentioned technical problem of solution
A kind of torque limiter, including inner sleeve, inner sleeve cylindrical is arranged with starter toothed wheel, the first groups of springs, friction steel disc group and the second groups of springs successively, wherein, friction steel disc group includes multiple friction steel disc and multiple friction plate, and friction steel disc and friction plate are set on inner sleeve cylindrical, and friction steel disc and friction plate are spaced apart, starter toothed wheel applies pressure by the first groups of springs and the second groups of springs in friction steel disc group both sides, makes generation friction torque between friction steel disc and friction plate.
Connecing technique scheme, described friction steel disc number is 2～4, and friction plate number is 1～3.
Connecing technique scheme, described friction steel disc group also includes friction sleeve, and friction sleeve is set on inner sleeve cylindrical, and friction steel disc and friction plate are set on friction sleeve cylindrical.
Connect technique scheme, first groups of springs includes disk spring limit base and disk spring, disk spring limit base is sheathed on inner sleeve cylindrical, and disk spring is arranged in disk spring limit base, and disk spring two ends contact connection with disk spring limit base with friction steel disc respectively.
Connecing technique scheme, described disk spring number is 2, and 2 disk spring reverse activity are arranged between disk spring limit base and friction steel disc.
Connecing technique scheme, the second groups of springs includes fixed operating sleeve, spring and tabletting, and spring is arranged between fixed operating sleeve and tabletting, and spring number is one or more.
Connecing technique scheme, described number of springs has multiple, and multiple springs are uniformly arranged between fixed operating sleeve and tabletting.
Connecing technique scheme, described spring number is 3～12.
Connecing technique scheme, described inner sleeve left end is provided with axial back-up ring, and axial back-up ring is arranged at the left end of starter toothed wheel, is provided with elastomeric pad between starter toothed wheel and the first groups of springs.
Connecing technique scheme, described inner sleeve right-hand member is provided with tightening nut, and tightening nut is connected with the inner sleeve by screw thread, and tightening nut is arranged at the right-hand member of the second groups of springs, by twisting the position of tightening nut adjusting elasticity nut, regulates and controls the spring tension of the second groups of springs.
This utility model has the advantages that
Starter toothed wheel applies pressure by the first groups of springs and the second groups of springs in friction steel disc group both sides, makes generation friction torque between friction steel disc and friction plate；No matter power is forward transmission or back transfer, as long as moment of torsion is beyond restriction, friction steel disc and friction plate will be made to skid mutually, thus realizing the effect of bidirectional protective；Can being effectively protected when overload starting motor and electromotor by bidirectional cutting power, decrease the damage chance of equipment, this torque limiter can carry out the adjustment of torque limit according to concrete application and working condition simultaneously, easy for people to use.
Accompanying drawing explanation
Fig. 1 is the structural representation of torque limiter in this utility model embodiment；
In figure, 1-inner sleeve, the axial back-up ring of 2-, 3-starter toothed wheel, 4-elastomeric pad, 5-disk spring limit base, 6-disk spring, 7-friction sleeve, 8-rubs steel disc, 9-friction plate, 10-fixed operating sleeve, 11-spring, 12-tabletting, 13-tightening nut.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is described in detail.
With reference to shown in Fig. 1, torque limiter in a kind of embodiment that this utility model provides, including inner sleeve 1, inner sleeve 1 is set on starting motor or engine output shaft, inner sleeve 1 cylindrical is arranged with starter toothed wheel 3 successively, first groups of springs, friction steel disc group and the second groups of springs, wherein, friction steel disc group includes multiple friction steel disc 8 and multiple friction plate 9, friction steel disc 8 and friction plate 9 are set on inner sleeve 1 cylindrical, friction steel disc 8 and friction plate 9 are spaced apart, starter toothed wheel 3 applies pressure by the first groups of springs and the second groups of springs in friction steel disc group both sides, make generation friction torque between friction steel disc 8 and friction plate 9；No matter power is forward transmission or back transfer, as long as moment of torsion is beyond restriction, friction steel disc 8 and friction plate 9 will be made to skid mutually, thus realizing the effect of bidirectional protective.
Further, described friction steel disc 8 number is 3, and friction plate 9 number is 2.
Further, described friction steel disc group also includes friction sleeve 7, and friction sleeve 7 is set on inner sleeve 1 cylindrical, and friction steel disc 8 and friction plate 9 are set on friction sleeve 7 cylindrical；Friction sleeve 7 is convenient for changing, and can effectively prevent inner sleeve 1 excessive wear.
Further, it is provided with elastomeric pad 4 between starter toothed wheel 3 and the first groups of springs.
Further, first groups of springs includes disk spring limit base 5 and disk spring 6, disk spring limit base 5 is sheathed on inner sleeve 1 cylindrical, and disk spring 6 is arranged in disk spring limit base 5, and disk spring 6 two ends contact connection with disk spring limit base 5 with friction steel disc 8 respectively.
Further, described disk spring 6 number is 2, and 2 disk spring 6 reverse activity are arranged between disk spring limit base 5 and friction steel disc 8；Disk spring 6 adopts the overlapping mounting structure that reverse activity is arranged so that part can produce relatively larger pressure in less space, thus meeting the Overload torque value of regulation.
Further, the second groups of springs includes fixed operating sleeve 10, spring 11 and tabletting 12, and spring 11 is arranged between fixed operating sleeve 10 and tabletting 12, and spring 11 number is one or more.
Further, described spring 11 quantity has multiple, and multiple springs 11 are uniformly arranged between fixed operating sleeve 10 and tabletting 12.
Further, described spring 11 number is 4,6,8,10 and 12 middle any one；Specifically can determining according to required torque size, the quantity of spring 11 is more many, and the moment of torsion being provided that is more big, and the quantity of spring 11 is more few, and the moment of torsion being provided that is more little.
Further, described inner sleeve 1 left end is provided with axial back-up ring 2, and axial back-up ring 2 is arranged at the left end of starter toothed wheel 3；Axial back-up ring 2 plays the effect of spacing starter toothed wheel 3.
Further, described inner sleeve 1 right-hand member is provided with tightening nut 13, and tightening nut 13 is connected with inner sleeve 1 by screw thread, and tightening nut 13 is arranged at the right-hand member of the second groups of springs, by twisting the position of tightening nut 13 adjusting elasticity nut 13, regulate and control spring 11 tension force of the second groups of springs；And then regulate the restriction moment of torsion between friction steel disc 8 and friction plate 9.
In an embodiment of the present utility model; a kind of torque limiter; including inner sleeve 1, axial back-up ring 2, starter toothed wheel 3, elastomeric pad 4, disk spring limit base 5, disk spring 6, friction sleeve 7, friction steel disc 8, friction plate 9, fixed operating sleeve 10, spring 11, tabletting 12 and tightening nut 13; can be effectively protected when overload starting motor and electromotor by bidirectional cutting power; decrease the damage of equipment; this torque limiter can carry out the adjustment of torque limit according to concrete application and working condition simultaneously, easy for people to use.
Axial back-up ring 2 is fixedly installed in inner sleeve 1, and is positioned at the left end of inner sleeve 1, and axial back-up ring 2 plays the effect of spacing starter toothed wheel 3.Starter toothed wheel 3 is fixedly installed in inner sleeve 1, and is positioned at the right-hand member of axial back-up ring 2.Elastomeric pad 4 is arranged between starter toothed wheel 3 and disk spring limit base 5.Disk spring limit base 5 is fixedly installed in inner sleeve 1, and is positioned at the right-hand member of starter toothed wheel 3, and disk spring limit base 5, for keeping the position of disk spring 6, facilitates disk spring 6 to act on better.Disk spring 6 has two, two disk spring 6 reverse activity are arranged between disk spring limit base 5 and friction steel disc 8, adopt the structure that this kind of overlapping is installed so that part can produce relatively larger pressure in less space, thus meeting the Overload torque value of regulation.Friction sleeve 7 is arranged in inner sleeve 1, and is positioned at the right-hand member of disk spring limit base 5, and friction sleeve 7 is convenient for changing, and can effectively prevent inner sleeve 1 excessive wear.Friction steel disc 8 has three, and friction plate 9 has two, is arranged on friction sleeve 7, and is positioned at the right-hand member of disk spring 6.Fixed operating sleeve 10 is arranged on the right-hand member of friction steel disc 8.Spring 11 has multiple, uniform is fixedly connected between fixed operating sleeve 10 and tabletting 12.Tabletting 12 is arranged in inner sleeve 1, and is positioned at the right-hand member of fixed operating sleeve 10, and tabletting 12 is easy to the tightening nut 13 effect to spring 11.The mode that tightening nut 13 is threaded connection is arranged on the right-hand member of fixed operating sleeve 10, can be carried out the regulation and control of torque limit size by the position of adjusting elasticity nut 13.
Further, the right-hand member of described inner sleeve 1 is provided with screw thread, facilitates the adjustment of tightening nut 13 position, carries out the regulation and control of torque limit size.
Further; described friction steel disc 8 and friction plate 9 are distributed between disk spring 6 and fixed operating sleeve 10; in such cases; no matter power is forward transmission or back transfer; as long as moment of torsion is beyond restriction; friction steel disc 8 and friction plate 9 will be made to skid mutually, thus realizing the effect of bidirectional protective.
Further, described spring 11 can be 4,6,8,10 or 12, specifically can determine according to required torque size, and the quantity of spring 11 is more many, and the moment of torsion being provided that is more big, and the quantity of spring 11 is more few, and the moment of torsion being provided that is more little.
Above is only preferred embodiment of the present utility model, certainly with this interest field limiting this utility model, therefore can not change according to the equivalence that this utility model claim is made, still belong to protection domain of the present utility model.
Claims (10)
1. a torque limiter, including inner sleeve, it is characterized in that, being arranged with starter toothed wheel, the first groups of springs, friction steel disc group and the second groups of springs on inner sleeve cylindrical successively, wherein, friction steel disc group includes multiple friction steel disc and multiple friction plate, friction steel disc and friction plate are set on inner sleeve cylindrical, friction steel disc and friction plate are spaced apart, and starter toothed wheel applies pressure by the first groups of springs and the second groups of springs in friction steel disc group both sides, makes generation friction torque between friction steel disc and friction plate.
2. torque limiter according to claim 1, it is characterised in that described friction steel disc number is 2～4, and friction plate number is 1～3.
3. torque limiter according to claim 1, it is characterised in that described friction steel disc group also includes friction sleeve, and friction sleeve is set on inner sleeve cylindrical, friction steel disc and friction plate are set on friction sleeve cylindrical.
4. torque limiter according to claim 1, it is characterized in that, first groups of springs includes disk spring limit base and disk spring, disk spring limit base is sheathed on inner sleeve cylindrical, disk spring is arranged in disk spring limit base, and disk spring two ends contact connection with disk spring limit base with friction steel disc respectively.
5. torque limiter according to claim 4, it is characterised in that described disk spring number is 2,2 disk spring reverse activity are arranged between disk spring limit base and friction steel disc.
6. torque limiter according to claim 1, it is characterised in that the second groups of springs includes fixed operating sleeve, spring and tabletting, spring is arranged between fixed operating sleeve and tabletting, and spring number is one or more.
7. torque limiter according to claim 6, it is characterised in that described number of springs has multiple, multiple springs are uniformly arranged between fixed operating sleeve and tabletting.
8. torque limiter according to claim 7, it is characterised in that described spring number is 3～12.
9. torque limiter according to claim 1, it is characterised in that described inner sleeve left end is provided with axial back-up ring, axial back-up ring is arranged at the left end of starter toothed wheel, is provided with elastomeric pad between starter toothed wheel and the first groups of springs.
10. torque limiter according to claim 1, it is characterized in that, described inner sleeve right-hand member is provided with tightening nut, tightening nut is connected with the inner sleeve by screw thread, tightening nut is arranged at the right-hand member of the second groups of springs, by twisting the position of tightening nut adjusting elasticity nut, regulate and control the spring tension of the second groups of springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620128127.6U CN205401515U (en) | 2016-02-19 | 2016-02-19 | Torque limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620128127.6U CN205401515U (en) | 2016-02-19 | 2016-02-19 | Torque limiter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205401515U true CN205401515U (en) | 2016-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620128127.6U Expired - Fee Related CN205401515U (en) | 2016-02-19 | 2016-02-19 | Torque limiter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205401515U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725627A (en) * | 2017-09-26 | 2018-02-23 | 深圳市卓博机器人有限公司 | Force-limiting device |
| CN109678075A (en) * | 2019-01-15 | 2019-04-26 | 杭州洛基机械制造有限公司 | A kind of torque limiter connection structure for electric winch |
| CN110762108A (en) * | 2019-11-29 | 2020-02-07 | 南京工艺装备制造有限公司 | Elastic gasket |
| CN111066383A (en) * | 2019-12-20 | 2020-04-28 | 江艳芬 | Deep scarification cultivator based on independent driving system and working method |
| CN112621817A (en) * | 2020-12-18 | 2021-04-09 | 北方工业大学 | Moment limiter with bidirectional rotation overload protection |
| CN114215860A (en) * | 2021-12-20 | 2022-03-22 | 机械科学研究总院青岛分院有限公司 | Mechanical quantitative adjustment torque limiter |
-
2016
- 2016-02-19 CN CN201620128127.6U patent/CN205401515U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725627A (en) * | 2017-09-26 | 2018-02-23 | 深圳市卓博机器人有限公司 | Force-limiting device |
| CN109678075A (en) * | 2019-01-15 | 2019-04-26 | 杭州洛基机械制造有限公司 | A kind of torque limiter connection structure for electric winch |
| CN109678075B (en) * | 2019-01-15 | 2022-09-27 | 杭州洛基机械制造有限公司 | Torque limiter connecting structure for electric winch |
| CN110762108A (en) * | 2019-11-29 | 2020-02-07 | 南京工艺装备制造有限公司 | Elastic gasket |
| CN111066383A (en) * | 2019-12-20 | 2020-04-28 | 江艳芬 | Deep scarification cultivator based on independent driving system and working method |
| CN112621817A (en) * | 2020-12-18 | 2021-04-09 | 北方工业大学 | Moment limiter with bidirectional rotation overload protection |
| CN114215860A (en) * | 2021-12-20 | 2022-03-22 | 机械科学研究总院青岛分院有限公司 | Mechanical quantitative adjustment torque limiter |
| CN114215860B (en) * | 2021-12-20 | 2023-05-23 | 机械科学研究总院青岛分院有限公司 | Mechanical quantitative torque regulating limiter |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20180219 |