CN204998597U - A connecting axle for agricultural machinery steering wheel - Google Patents
A connecting axle for agricultural machinery steering wheel Download PDFInfo
- Publication number
- CN204998597U CN204998597U CN201520529999.9U CN201520529999U CN204998597U CN 204998597 U CN204998597 U CN 204998597U CN 201520529999 U CN201520529999 U CN 201520529999U CN 204998597 U CN204998597 U CN 204998597U
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- CN
- China
- Prior art keywords
- bearing circle
- ball
- steering wheel
- push pedal
- axle
- 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 connecting axle for agricultural machinery steering wheel, including outer axle, interior axle and steering wheel main shaft, the internal surface of outer axle with set up that to pass through antifriction bearing at the surface of the inside interior axle of outer axle continuous, the upper end of interior axle is equipped with hollow room, the bottom of hollow room is equipped with coil spring, coil spring is equipped with the ring push pedal, the top of ring push pedal is equipped with the semicircular groove who is used for laying the ball, the bottom connection of bolt and steering wheel main shaft is passed through to the upper end of outer axle, the basal surface of the rotation axis in the steering wheel main shaft is equipped with and is used for placing the ball semicircular groove. The utility model discloses when running into great rotatory dynamics, because the holding power that provides of coil spring is incomparable to keeping out the pressure that comes from the steering wheel rotation axis, the ball can break away from one in the two ball recesses, and at this moment, the idle work is done relatively to steering wheel and interior axle to the axle can not the emergence of the damage phenomenon that leads to because the revolving force is spent greatly in effectively preventing.
Description
Technical field
The utility model relates to farm machinery parts technical field, is specially a kind of adapter shaft for agricultural machinery bearing circle.
Background technology
Nowadays, due to the development of society, some need the labor operation of high strength, all come with machinery, because the continuous working ability of machinery is strong, and the reason that work efficiency is fast, liking very by people, in some agriculture producing regions, the machinery for agro-farming is very general, and these machineries are called as agricultural machinery, due to the intensive work ability of agricultural machinery, the work efficiency of people is greatly improved, and former domestic animal is cultivated by increasing people, replaces to agricultural machinery and cultivates.
At present, a kind of structure of the comparatively general adapter shaft for agricultural machinery bearing circle comprises bearing circle main shaft outer shaft and interior axle, bearing circle main shaft and interior axle are bolted to connection, interior axle is connected by antifriction-bearing box with outer shaft, in driving when rotating bearing circle, axle rotates, and then change the working direction of agricultural machinery, but, because bearing circle main shaft and interior axle are bolted to connection, when wheel collides object, due to larger resistance, wheel is forced to change direction, because the connection between wheel and bearing circle is for being fixedly connected with, now bearing circle just can rotate in " oneself ", driver's both hands hold bearing circle simultaneously, easily come to harm because of the rotation of bearing circle, in addition, if driver hits bearing circle may damage interior axle.
Utility model content
The purpose of this utility model is to provide a kind of adapter shaft for agricultural machinery bearing circle, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme: a kind of adapter shaft for agricultural machinery bearing circle, comprise outer shaft, antifriction-bearing box, interior axle, hollow chamber, annulus push pedal, ball, bearing circle main shaft and coil spring, the inside face of described outer shaft is connected by antifriction-bearing box with the outside face of the described interior axle being arranged on outer shaft inside, the upper end of described interior axle is provided with hollow chamber described in, the bottom of described hollow chamber is provided with coil spring described in, describedly helical springly be provided with annulus push pedal described in, the top of described annulus push pedal is provided with the semi-circular recesses for laying described ball, the upper end of described outer shaft is connected by the bottom of bolt with described bearing circle main shaft, the basal surface of the S. A. in described bearing circle main shaft is provided with the described semi-circular recesses for placing described ball.
Preferably, being arranged on described annulus push pedal upper surface is identical with the radius of described ball with the degree of depth of the semi-circular recesses of the basal surface of the S. A. in described bearing circle main shaft, and radius is identical.
Preferably, described in be arranged on the basal surface of the S. A. in described annulus push pedal upper surface and described bearing circle main shaft semi-circular recesses at least comprise eight groups, and described in eight groups, the center of circle of semi-circular recesses is positioned on identical graduation face.
Preferably, the outside face of described annulus push pedal is provided with eight groups of key pins, and the side of described hollow chamber is provided with eight groups for placing the key pin groove of described key pin, and described key pin and described key pin groove is each measure-alike.
Compared with prior art, the beneficial effects of the utility model are: a kind of adapter shaft for agricultural machinery bearing circle, coil spring is connected with by arranging bottom, the annular push pedal of ball is arranged at top, when running into larger rotation dynamics, the bearing force provided due to coil spring is not enough to keep out the pressure from bearing circle S. A., ball can depart from one in two ball grooves, now, bearing circle is relative with interior axle to flog a dead horse, thus effectively prevents interior axle from can not spend the generation of the damage phenomenon caused greatly because of rotational force.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of annular push pedal in the utility model;
Fig. 3 is the plan structure schematic diagram of interior axle in the utility model;
In figure: 1, outer shaft, 2, antifriction-bearing box, 3, interior axle, 4, hollow chamber, 5, annulus push pedal, 6, ball, 7, bearing circle main shaft, 8, coil spring, 9, semi-circular recesses, 31, key pin groove, 51, key pin.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.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.
Refer to Fig. 1-3, the utility model provides a kind of technical scheme: a kind of adapter shaft for agricultural machinery bearing circle, comprise outer shaft 1, antifriction-bearing box 2, interior axle 3, hollow chamber 4, annulus push pedal 5, ball 6, bearing circle main shaft 7 and coil spring 8, the inside face of described outer shaft 1 is connected by antifriction-bearing box with the outside face of the described interior axle 3 being arranged on outer shaft 1 inside, the upper end of described interior axle 3 is provided with hollow chamber 4 described in, the bottom of described hollow chamber 4 is provided with coil spring 8 described in, described coil spring 8 be provided with annulus push pedal 5 described in, the top of described annulus push pedal 5 is provided with the semi-circular recesses 9 for laying described ball 6, the upper end of described outer shaft 1 is connected by the bottom of bolt with described bearing circle main shaft 7, the basal surface of the S. A. in described bearing circle main shaft 7 is provided with the described semi-circular recesses 9 for placing described ball 6.
It is identical with the radius of described ball 6 for being arranged on described annulus push pedal 5 upper surface with the degree of depth of the semi-circular recesses 9 of the basal surface of the S. A. in described bearing circle main shaft 7, and radius is identical; The semi-circular recesses 9 of the basal surface of the described S. A. be arranged in described annulus push pedal 5 upper surface and described bearing circle main shaft 7 at least comprises eight groups, and the center of circle of semi-circular recesses 9 described in eight groups is positioned on identical graduation face; The outside face of described annulus push pedal 5 is provided with eight groups of key pins 51, and the side of described hollow chamber 4 is provided with eight groups for placing the key pin groove 31 of described key pin 51, and described key pin 51 and described key pin groove 31 is each measure-alike.
Concrete occupation mode: in utility model works, when running into larger rotation dynamics, the bearing force provided due to coil spring 8 is not enough to keep out the pressure from the S. A. in bearing circle main shaft 7, ball 6 can depart from one in two ball grooves 9, now, bearing circle is relative with interior axle 3 to flog a dead horse, thus effectively prevents interior axle 3 from can not spend the generation of the damage phenomenon caused greatly because of rotational force.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (4)
1. the adapter shaft for agricultural machinery bearing circle, comprise outer shaft (1), antifriction-bearing box (2), interior axle (3), hollow chamber (4), annulus push pedal (5), ball (6), bearing circle main shaft (7) and coil spring (8), it is characterized in that: the inside face of described outer shaft (1) is connected by antifriction-bearing box with the outside face of the described interior axle (3) being arranged on outer shaft (1) inside, the upper end of described interior axle (3) is provided with hollow chamber described in (4), the bottom of described hollow chamber (4) is provided with coil spring described in (8), described coil spring (8) be provided with annulus push pedal (5) described in, the top of described annulus push pedal (5) is provided with the semi-circular recesses (9) for laying described ball (6), the upper end of described outer shaft (1) is connected by the bottom of bolt with described bearing circle main shaft (7), the basal surface of the S. A. in described bearing circle main shaft (7) is provided with the described semi-circular recesses (9) for placing described ball (6).
2. a kind of adapter shaft for agricultural machinery bearing circle according to claim 1, it is characterized in that: being arranged on described annulus push pedal (5) upper surface is identical with the radius of described ball (6) with the degree of depth of the semi-circular recesses (9) of the basal surface of the S. A. in described bearing circle main shaft (7), and radius is identical.
3. a kind of adapter shaft for agricultural machinery bearing circle according to claim 1, it is characterized in that: described in be arranged on the basal surface of the S. A. in described annulus push pedal (5) upper surface and described bearing circle main shaft (7) semi-circular recesses (9) at least comprise eight groups, and described in eight groups, the center of circle of semi-circular recesses (9) is positioned on identical graduation face.
4. a kind of adapter shaft for agricultural machinery bearing circle according to claim 1, it is characterized in that: the outside face of described annulus push pedal (5) is provided with eight groups of key pins (51), the side of described hollow chamber (4) is provided with eight groups for placing the key pin groove (31) of described key pin (51), and described key pin (51) and described key pin groove (31) is each measure-alike.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520529999.9U CN204998597U (en) | 2015-07-21 | 2015-07-21 | A connecting axle for agricultural machinery steering wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520529999.9U CN204998597U (en) | 2015-07-21 | 2015-07-21 | A connecting axle for agricultural machinery steering wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204998597U true CN204998597U (en) | 2016-01-27 |
Family
ID=55155499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520529999.9U Expired - Fee Related CN204998597U (en) | 2015-07-21 | 2015-07-21 | A connecting axle for agricultural machinery steering wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204998597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105915023A (en) * | 2016-04-23 | 2016-08-31 | 蚌埠智达科技咨询有限公司 | Overload preventing transmission device |
-
2015
- 2015-07-21 CN CN201520529999.9U patent/CN204998597U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105915023A (en) * | 2016-04-23 | 2016-08-31 | 蚌埠智达科技咨询有限公司 | Overload preventing transmission device |
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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: 20160127 Termination date: 20160721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |