CN204458910U - A kind of double rolling key clutch and dynamic compaction machinery or the hoist with it - Google Patents
A kind of double rolling key clutch and dynamic compaction machinery or the hoist with it Download PDFInfo
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- CN204458910U CN204458910U CN201420585600.4U CN201420585600U CN204458910U CN 204458910 U CN204458910 U CN 204458910U CN 201420585600 U CN201420585600 U CN 201420585600U CN 204458910 U CN204458910 U CN 204458910U
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- inner ring
- spring
- hole
- bearing pin
- double rolling
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Abstract
The utility model relates to a kind of double rolling key clutch and has its dynamic compaction machinery or hoist.Described double rolling key clutch comprises: outer ring, inner ring, rotor, spring, bearing, bearing pin, both ends of the spring has retention device, inner ring is arranged on rotor, become to be fixedly connected with rotor, in, outer ring is provided with corresponding circular hole, spring housing is on bearing pin, and be arranged in the circular hole of described inner ring together, spring be provided with spring catch device up and down, between described outer ring and inner ring, the right and left is provided with bearing, gap is had between outer ring and inner ring, realize the bidirectional overtaking function of clutch, the utility model structure is simple, without labyrinth forms such as pusher dogs, without the double rolling key clutch of heating problem, clutch of the present utility model is without the need to the complicated control such as control, pusher dog, and clutch outer can realize two-wayly freely rotating, and plays bidirectional overtaking clutch action.
Description
Technical field
The utility model relates to a kind of lifting transmission device for winch, particularly a kind of bidirectional overrunning clutch lifting transmission device for winch.
Background technique
Free wheel device is the basic components occurred along with the development of power product, and it is the vitals for transmission of power and separation function between prime mover and working machine or between machine intimate driving disc and driven disc.Mainly utilize the velocity variations of driving and driven part or the conversion of sense of rotation, there is the device of clutch function voluntarily.
The clutch that can realize bidirectional overtaking clutch function at present roughly has two kinds, and one to be with pusher dog structure, and as shown in Figure 1, when driving shaft rotates, must control pusher dog action, then guarantee driven shaft rotates with driving shaft.Therefore be also called controllable bidirectional free wheel device, this kind of clutch needs proprietary door to arrange pusher dog structure, and structure comparison is loaded down with trivial details, needs artificial or control system operation could realize bidirectional overtaking function; Another is the centrifugal double rolling key clutch of radial spring block formula, and as shown in Figure 2, rubbed by friction facings and housing and drive outer ring rotating, this process exists frictional heating problem, needs special radiating structure to assist.
Model utility content
In view of this, technical problem to be solved in the utility model be to provide a kind of structure simple, without the labyrinth forms such as pusher dog, double rolling key clutch without heating problem; Clutch of the present utility model is without the need to the complicated control such as control, pusher dog, and clutch outer can realize two-wayly freely rotating, and plays bidirectional overtaking clutch action.
For realizing above-mentioned functions, the content of a kind of double rolling key clutch of the utility model comprises outer ring, inner ring, rotor, spring, bearing pin, described outer ring can be rotated around inner ring non-interfering, described inner ring is arranged on described rotor, and become to be fixedly connected with described rotor, described inner ring is provided with inner ring circular hole, described spring housing is on described bearing pin, by spring catch device by described bearing pin flexible fastening in the circular hole of described inner ring, it is characterized in that, described outer ring is provided with the outer ring circular hole corresponding with described inner ring circular hole, described bearing pin can overcome described spring resistance and insert in the circular hole of described outer ring.
Further, described inner ring circular hole is blind hole, and one end of the described bearing pin shaft shoulder is placed in the cecum of described blind hole.
Further, described inner ring circular hole is ladder-type through hole, the retention device preventing spring play as the spring the other end is takeed on the rank of described ladder-type through hole, and one end of described bearing pin is the ladder shaft shoulder, and one end of the described ladder shaft shoulder can be used as the retention device of spring one end.
Further, described spring catch device comprises baffle ring, circlip for hole, and described baffle ring is placed in above described spring and prevents its upper and lower play, and described circlip for hole is placed in above baffle ring, and is arranged in the annular slot of described inner ring.
Further, also comprise block, the built-in interior threaded hole of described block, there is outside thread one end of described bearing pin, and the interior threaded hole of described block and the outside thread of described bearing pin screw and form a fixed connection.
Further, comprise circlip for hole, described circlip for hole is placed in the below of described bearing pin, and is arranged in the annular slot of described inner ring, prevents bearing pin from scurrying out outside interior ring through hole.
Further, the bearing supporting described outer ring is provided with between described outer ring, inner ring.
Further, described bearing is two.
Further, a kind of dynamic compaction machinery or hoist, is characterized in that, described dynamic compaction machinery or hoist comprise the double rolling key clutch described in any one of claim 1-9.
The beneficial effects of the utility model: there is higher transmission efficiency, when ensure that inner ring drive outer ring, there is higher efficiency, inefficient problem is there is when avoiding prior art to surmount or engage, structural feature of the present utility model reduces materials consumption, reduce difficulty of processing, stable operation when ensureing the bidirectional overtaking of free wheel device, protection inner ring and outer ring Surface of action are not damaged, and can be applicable to the needs of different transmission occasion; Meanwhile, can, owing to eliminating the shifting fork structure of prior art, make overrun clutch structure relatively simple, transmission can be realized, thus, when same load at circumferencial direction many layouts bearing pin, spring structure, less than the volume of the free wheel device of prior art, structure is simple, cost is low; And process, assemble and unloading process simple, be applicable to lifting transmission device for winch.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, wherein:
Fig. 1 is the structural representation of the two-way type free wheel device of existing band pusher dog;
Fig. 2 is the structural representation of existing radial spring brake type clutch;
Fig. 3 is the structural representation of free wheel device described in embodiment 1;
Fig. 4 is the structural representation of free wheel device described in embodiment 2;
Fig. 5 is the partial enlarged drawing of Fig. 3;
Fig. 6 is the partial enlarged drawing of Fig. 4.
Reference character
| 1 | Outer ring | 901 | Circlip for hole |
| 2 | Inner ring | 902 | Baffle ring |
| 3 | Rotor | 903 | End face |
| 4 | Spring | 904 | Step end face 904 |
| 5 | Bearing pin | 10 | Step |
| 6 | Bearing | 11 | Circlip for hole |
| 7 | Outer ring circular hole (on outer ring 1) | 12 | Annular slot |
| 8 | Inner ring circular hole (on inner ring 2) | 13 | End ring |
| 9 | Retention device | 14 | Block |
Embodiment 1
The object implemented for making the utility model, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, are further described in more detail the technological scheme in the utility model embodiment.In the accompanying drawings, same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Described embodiment is the utility model part embodiment, instead of whole embodiments.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the restriction to the utility model protection domain can not be interpreted as.
Fig. 3 is the structural representation of the utility model embodiment 1, as shown in Figure 3, the double rolling key clutch of the present embodiment, comprise outer ring 1, inner ring 2, rotor 3, spring 4, bearing pin 5, bearing 6, both ends of the spring has retention device 9, inner ring 2 is arranged on rotor 3, rotor 3 there is key, inner ring 2 there is keyway, the two is formed a fixed connection by the Placement of keyway, namely rotor 3 and inner ring 2 form one, inner ring 2 has circular hole 8, outer ring 1 has the circular hole 7 corresponding with the circular hole 8 on inner ring 2, spring 4 is enclosed within bearing pin 5, and be arranged in the circular hole 8 of inner ring 2 together, the upper and lower surface of spring 4 is provided with spring catch device, to stop stretching out arbitrarily of spring, indentation, bearing 6 is provided with between outer ring 1 and inner ring 2, bearing 6 plays a part to support Internal and external cycle, gap is had between outer ring 1 and inner ring 2, by the support of bearing 6, outer ring 1, inner ring 2 can be formed and relatively rotate, when not rotating under the drive of inner ring 2 at rotor or rotating speed is low, when the elastic force that the centrifugal force of bearing pin 5 cannot overcome spring stretches out the circular hole 7 of inner ring 2, outer ring 1 can freely be rotated, complete overdrive clutch function, when inner ring rotate reach certain rotating speed time, the centrifugal force of bearing pin 5 overcomes the elastic force of spring, Compress Spring 4 circular hole 7 stretching out inner ring 2 reaches in the circular hole 8 of outer ring 1, and now inner ring 1 and outer ring 2 form an entirety, rotate together with identical angular velocity.
In use, one end of bearing pin 5 can become stepped-style to embodiment 1, and form step 10, retention device 9 is the end face 903 of step 10, stops one end of spring 4, prevents its any play.
The retention device 9 of described spring 4 comprises baffle ring 902, circlip for hole 901, baffle ring 902 is placed in above spring and prevents its upper and lower play, circlip for hole 901 is placed in above baffle ring 902, circlip for hole 901 is arranged in the annular slot 12 of inner ring 2, according to the need of work of actual clutch, the compression of setting spring 4 and elongation, be blocked in Compress Spring 4 between retention device 9.
Described double rolling key clutch also comprises block 14, wherein block 14 is built-in with interior threaded hole, there is outside thread one end of bearing pin 5, the interior threaded hole of block 14 and the outside thread of bearing pin 5 screw and form a fixed connection, formed in the circular hole 8 be integrally arranged in inner ring 2, as a part for bearing pin 5, when inner ring rotation reaches certain rotating speed, the centrifugal force of bearing pin 5 overcomes the elastic force of spring, the circular hole 8 that block 14 on Compress Spring 4 bearing pin 5 stretches out inner ring 2 reaches in the circular hole 7 of outer ring 1, now inner ring 2 and outer ring 2 form an entirety, outer ring is driven to rotate together with identical angular velocity, block 14 effectively can fill inner ring 2 circular hole 8, the space of outer ring 1 circular hole 7, Internal and external cycle is combined rotation more closely, the existence of block 14 can effectively be avoided, bearing pin is at inner ring 2 circular hole 8, outer ring 1 circular hole 7 rocks.
The circular hole 7 of described inner ring 2 is blind hole, and one end of bearing pin 5 shaft shoulder is placed in the cecum of circular hole 7.
Described double rolling key clutch also comprises end ring 13, bearing cap; because adopting prior art middle (center) bearing lid; therefore do not indicate in figure; barrier effect is played in one end that end ring 13 is placed in bearing 6 respectively; the other end barrier effect by the stepped-style of inner ring of bearing 6; the material that bearing cap prevents dust, water etc. from damaging life of clutch enters clutch inside, plays the effect of protective film.
Fig. 4 is the structural representation of the utility model embodiment 2, as shown in Figure 4, in mode of execution 2, except circular hole 8 form of retention device 9, inner ring 2 and without the need to block 14, bearing pin 5 without the need to except screw thread, structure and the principle of the double rolling key clutch in the first mode of execution of other and the utility model are substantially identical.
In this practical new the second mode of execution, the circular hole 8 of inner ring 2 is ladder-type through hole, in order to install the bearing pin 5 of stairstepping, and bearing pin 5 is fixed in the circular hole 8 of inner ring 2, bearing pin 5 is worn to top by below circular hole 8, the step end face 904 of ladder hole can be used as the retention device of spring 4 one end, a part for seat in the plane retention device 9, prevent spring play, the other end is identical with the stop mode in mode of execution 1, retention device 9 is the end face 903 of step 10, stop the other end of spring 4, the lower end circlip for hole 11 of bearing pin 5 stops its downward play, circlip for hole 11 is placed in the below of described bearing pin 5, and in the annular slot being arranged on described inner ring 2 in 12, prevent bearing pin from scurrying out outside the through hole 8 of inner ring 2.
Finally it is to be noted: by reference to the accompanying drawings mode of execution of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned mode of execution, in the ken that one skilled in the relevant art possesses, can also make a variety of changes under the prerequisite not departing from the utility model aim.
Claims (9)
1. a double rolling key clutch, comprise outer ring, inner ring, rotor, spring, bearing pin, described outer ring can be rotated around inner ring non-interfering, described inner ring is arranged on described rotor, and become to be fixedly connected with described rotor, described inner ring is provided with inner ring circular hole, described spring housing is on described bearing pin, by spring catch device by described bearing pin flexible fastening in the circular hole of described inner ring, it is characterized in that, described outer ring is provided with the outer ring circular hole corresponding with described inner ring circular hole, and described bearing pin can overcome described spring resistance and insert in the circular hole of described outer ring.
2. double rolling key clutch according to claim 1, is characterized in that, described inner ring circular hole is blind hole, and one end of the described bearing pin shaft shoulder is placed in the cecum of described blind hole.
3. double rolling key clutch according to claim 1, it is characterized in that, described inner ring circular hole is ladder-type through hole, the retention device preventing spring play as the spring the other end is takeed on the rank of described ladder-type through hole, one end of described bearing pin is the ladder shaft shoulder, and one end of the described ladder shaft shoulder can be used as the retention device of spring one end.
4. double rolling key clutch according to claim 1 and 2, it is characterized in that, described spring catch device comprises baffle ring, circlip for hole, described baffle ring is placed in above described spring and prevents its upper and lower play, described circlip for hole is placed in above baffle ring, and is arranged in the annular slot of described inner ring.
5. double rolling key clutch according to claim 4, is characterized in that, also comprises block, the built-in interior threaded hole of described block, and there is outside thread one end of described bearing pin, and the interior threaded hole of described block and the outside thread of described bearing pin screw and form a fixed connection.
6. the double rolling key clutch according to claim 1 or 3, characterized by further comprising circlip for hole, and described circlip for hole is placed in the below of described bearing pin, and is arranged in the annular slot of described inner ring, prevents bearing pin from scurrying out outside interior ring through hole.
7. the double rolling key clutch as described in any one of claim 1-3, is characterized in that, is provided with the bearing supporting described outer ring between described outer ring, inner ring.
8. double rolling key clutch as claimed in claim 7, it is characterized in that, described bearing is two.
9. dynamic compaction machinery or a hoist, is characterized in that, described dynamic compaction machinery or hoist comprise the double rolling key clutch described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420585600.4U CN204458910U (en) | 2014-10-10 | 2014-10-10 | A kind of double rolling key clutch and dynamic compaction machinery or the hoist with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420585600.4U CN204458910U (en) | 2014-10-10 | 2014-10-10 | A kind of double rolling key clutch and dynamic compaction machinery or the hoist with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204458910U true CN204458910U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420585600.4U Active CN204458910U (en) | 2014-10-10 | 2014-10-10 | A kind of double rolling key clutch and dynamic compaction machinery or the hoist with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204458910U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840692A (en) * | 2016-03-17 | 2016-08-10 | 江苏雷利电机股份有限公司 | Centrifugal clutch and washing machine using same |
| CN106121910A (en) * | 2016-08-29 | 2016-11-16 | 嘉兴国电通新能源科技有限公司 | A kind of low wind speed starts vertical axis aerogenerator |
| CN106438754A (en) * | 2016-12-13 | 2017-02-22 | 重庆翔灿机械制造有限公司 | Slide block type bidirectional overrunning clutch |
| CN107327517A (en) * | 2017-08-29 | 2017-11-07 | 肖亚波 | A kind of double rolling key clutch |
| CN107448505A (en) * | 2017-08-02 | 2017-12-08 | 汤树人 | It is a kind of without control at a high speed triggering and can low speed keep clutch |
-
2014
- 2014-10-10 CN CN201420585600.4U patent/CN204458910U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840692A (en) * | 2016-03-17 | 2016-08-10 | 江苏雷利电机股份有限公司 | Centrifugal clutch and washing machine using same |
| CN105840692B (en) * | 2016-03-17 | 2018-06-22 | 江苏雷利电机股份有限公司 | Centrifugal clutch and apply its washing machine |
| CN106121910A (en) * | 2016-08-29 | 2016-11-16 | 嘉兴国电通新能源科技有限公司 | A kind of low wind speed starts vertical axis aerogenerator |
| CN106438754A (en) * | 2016-12-13 | 2017-02-22 | 重庆翔灿机械制造有限公司 | Slide block type bidirectional overrunning clutch |
| CN107448505A (en) * | 2017-08-02 | 2017-12-08 | 汤树人 | It is a kind of without control at a high speed triggering and can low speed keep clutch |
| CN107327517A (en) * | 2017-08-29 | 2017-11-07 | 肖亚波 | A kind of double rolling key clutch |
| CN107327517B (en) * | 2017-08-29 | 2019-02-15 | 蒋祥初 | A kind of double rolling key clutch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201013 Address after: No.202 Xuanfu street, Xuanhua District, Zhangjiakou, Hebei Province Patentee after: Hebei Leisa Heavy Construction Machinery Co., Ltd Address before: 102206 Changping District City, Shahe, Sha Yang Road, Beijing Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |