CN204592274U - A kind of castellated gearshift - Google Patents
A kind of castellated gearshift Download PDFInfo
- Publication number
- CN204592274U CN204592274U CN201520257287.6U CN201520257287U CN204592274U CN 204592274 U CN204592274 U CN 204592274U CN 201520257287 U CN201520257287 U CN 201520257287U CN 204592274 U CN204592274 U CN 204592274U
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- CN
- China
- Prior art keywords
- gear
- castellated
- gear train
- ring
- sliding sleeve
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Abstract
The utility model discloses a kind of castellated gearshift, comprise gear spline axle, the first gear train, the second gear train and castellated fork slot sliding sleeve; First gear train comprises tooth snare and key A in the first gear, first, and the first gear is connected by key A with tooth snare in first, and in first, there is gear ring A tooth snare side; Second gear train comprises tooth snare and key B in the second gear, second, and the second gear is connected by key B with tooth snare in second, and in second, there is gear ring B tooth snare side; The both sides of castellated fork slot sliding sleeve are respectively gear ring C and gear ring D; First gear train, the second gear train, castellated fork slot sliding sleeve are installed on gear spline axle, and castellated fork slot sliding sleeve is between the first gear train and the second gear train; Castellated fork slot sliding sleeve horizontally slips, and combines from different gear rings, can realize the output of power on different gear; This model utility structure is simple, and cost is low, and it is little that sound is clashed in gearshift, and required installing space is little.
Description
Technical field
The utility model relates to a kind of shifter of transmission, especially a kind of castellated gearshift.
Background technique
At present, mechanical gearshift apparatus mainly contains synchronizer and gears slip gearshift, synchronizer various aspects of performance is good, but complex structure, cost is high, gears slip gearshift cost is low, but this mechanism exists a lot of not enough, mutually collides that sound is large, quick abrasion, installation footprint are large as operated inconvenience, gear.
Model utility content
For the problems referred to above, the utility model aims to provide a kind of castellated gearshift.
For realizing this technical purpose, scheme of the present utility model is: a kind of castellated gearshift, comprises gear spline axle, the first gear train, the second gear train, castellated fork slot sliding sleeve and jump ring; It is characterized in that: described first gear train comprises tooth snare and key A in the first gear, first, and the first gear is connected by key A with tooth snare in first, and in first, the side of tooth snare is gear ring A, and its endoporus is unthreaded hole; Described second gear train comprises tooth snare and key B in the second gear, second, and the second gear is connected by key B with tooth snare in second, and in second, the side of tooth snare is gear ring B, and its endoporus is unthreaded hole; The both sides of described castellated fork slot sliding sleeve are respectively gear ring C and gear ring D, and centre is fork slot, and endoporus is internal spline, and the external splines on this internal spline and gear spline axle matches; Described first gear train, the second gear train, castellated fork slot sliding sleeve are installed on gear spline axle, and castellated fork slot sliding sleeve is between the first gear train and the second gear train.
As further technological scheme of the present utility model: the profile of tooth on described gear ring A, gear ring B, gear ring C and gear ring D, size are all equal, profile of tooth is the axis being parallel of right-angled triangle, one bar right angle side and gear ring.
Further, described first gear train slides on gear spline axle by the endoporus of tooth snare in first, can rotate, the gear spline axle of its side is provided with the first jump ring, limits it and move axially around gear spline axle.
Further, described second gear train slides on gear spline axle by the endoporus of tooth snare in second, can rotate, the gear spline axle of its left and right sides is provided with the second jump ring and the 3rd jump ring, limits it and move axially around gear spline axle.
Further, described castellated fork slot sliding sleeve is matched with the external splines on gear spline axle by its internal spline, is enclosed within gear spline axle, makes it move axially, can not sway, and castellated fork slot sliding sleeve and gear spline axle realize being connected.
Compared with prior art, the beneficial effects of the utility model are: this castellated gearshift structure is simple, and cost is low, operates smooth and easy, easy to use and reliable, and it is little that sound is clashed in gearshift, and required installing space is little.
Accompanying drawing explanation
Fig. 1 is overall structure sectional view of the present utility model.
Fig. 2 is the first gear train sectional view.
Fig. 3 is the first gear train right elevation.
Fig. 4 is the second gear train sectional view.
Fig. 5 is the second gear train left view.
Fig. 6 is castellated fork slot sliding sleeve sectional view.
Fig. 7 is castellated fork slot sliding sleeve left view.
Overall structure schematic diagram when Fig. 8 is the first gear outputting power.
Overall structure schematic diagram when Fig. 9 is the second gear outputting power.
Wherein: 1, the first gear train, the 2, second gear train, 3, castellated fork slot sliding sleeve, 4, gear spline axle, 5, the first jump ring, the 6, second jump ring, the 7, the 3rd jump ring, the 8, first gear, 9, tooth snare in first, 10, key A, 11, gear ring A, 12, the second gear, tooth snare in 13, second, 14, key B, 15, gear ring B, 16, gear ring C, 17, gear ring D, 18, fork slot, 19, internal spline, 20, fixed gear.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological 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 other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 9, in the utility model embodiment, a kind of castellated gearshift, comprises gear spline axle, the first gear train, the second gear train, castellated fork slot sliding sleeve and jump ring; It is characterized in that: described first gear train 1 comprises tooth snare 9 and key A10 in the first gear 8, first, and the first gear 8 is connected by key A10 with tooth snare 9 in first, and in first, the side of tooth snare 9 is gear ring A11, and its endoporus is unthreaded hole; Described second gear train 2 comprises tooth snare 13 and key B14 in the second gear 12, second, and the second gear 12 is connected by key B14 with tooth snare 13 in second, and in second, the side of tooth snare 13 is gear ring B15, and its endoporus is unthreaded hole; The both sides of described castellated fork slot sliding sleeve 3 are respectively gear ring C16 and gear ring D17, and centre is fork slot 18, and endoporus is internal spline 19, and this internal spline 19 matches with the external splines on gear spline axle; Described first gear train 1, second gear train 2, castellated fork slot sliding sleeve 3 are installed on gear spline axle 4, and castellated fork slot sliding sleeve 3 is between the first gear train 1 and the second gear train 2.
As further technological scheme of the present utility model: the profile of tooth on described gear ring A11, gear ring B15, gear ring C16 and gear ring D17, size are all equal, profile of tooth is the axis being parallel of right-angled triangle, one bar right angle side and gear ring.
Further, described first gear train 1 slides on gear spline axle 4 by the endoporus of tooth snare 9 in first, the gear spline axle 4 of its side is provided with the first jump ring 5.
Further, described second gear train 2 slides on gear spline axle 4 by the endoporus of tooth snare 13 in second, the gear spline axle 4 of its left and right sides is provided with the second jump ring 6 and the 3rd jump ring 7.
Further, described castellated fork slot sliding sleeve 3 is matched with the external splines on gear spline axle 4 by its internal spline 19, is enclosed within gear spline axle 4.
During work, power passes to gear spline axle 4 by fixed gear 20, and gear spline axle 4 rotates together with the castellated fork slot sliding sleeve 3 on moving axis; When castellated fork slot sliding sleeve 3 is positioned at the first gear train 1 and the second gear train 2 middle, contactless with the gear ring on the first gear train 1 and the second gear train 2, the first gear train 1 closes the unpowered output of the second gear train 2, is neutral position state; When castellated fork slot sliding sleeve 3 slides to the first gear train 1 side, the gear ring C16 on castellated fork slot sliding sleeve 3 engages with the gear ring A11 on the first gear train 1, power is passed to the first gear train 1, exports from the first gear 8; When castellated fork slot sliding sleeve 3 slides to the second gear train 2 side, the gear ring D17 on castellated fork slot sliding sleeve 3 engages with the gear ring B15 on the second gear train 2, power is passed to the second gear train 2, exports from the second gear 12.
The utility model is simple and compact for structure, and cost is low, operates smooth and easy, easy to use and reliable, and it is little that sound is clashed in gearshift, and required installing space is little.
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 character in claim should be considered as the claim involved by limiting.
The above; be only preferred embodiment of the present utility model; not in order to limit the utility model, every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalently replace and improve, within the protection domain that all should be included in technical solutions of the utility model.
Claims (4)
1. a castellated gearshift, comprise gear spline axle, the first gear train, the second gear train, castellated fork slot sliding sleeve and jump ring, it is characterized in that: described first gear train (1) comprises tooth snare (9) and key A (10) in the first gear (8), first, first gear (8) is connected by key A (10) with tooth snare (9) in first, in first, the side of tooth snare (9) is gear ring A (11), and its endoporus is unthreaded hole; Described second gear train (2) comprises tooth snare (13) and key B (14) in the second gear (12), second, second gear (12) is connected by key B (14) with tooth snare (13) in second, in second, the side of tooth snare (13) is gear ring B (15), and its endoporus is unthreaded hole; The both sides of described castellated fork slot sliding sleeve (3) are respectively gear ring C (16) and gear ring D (17), centre is fork slot (18), endoporus is internal spline (19), this internal spline (19) matches with the external splines of gear spline axle (4), castellated fork slot sliding sleeve (3) is enclosed within after on gear spline axle (4), can along axial sliding movement; Described first gear train (1), the second gear train (2), castellated fork slot sliding sleeve (3) are installed on gear spline axle (4), and castellated fork slot sliding sleeve (3) is positioned between the first gear train (1) and the second gear train (2).
2. the castellated gearshift of one according to claim 1, it is characterized in that: the profile of tooth on described gear ring A (11), gear ring B (15), gear ring C (16) and gear ring D (17), size are all equal, profile of tooth is the axis being parallel of right-angled triangle, one bar right angle side and gear ring.
3. the castellated gearshift of one according to claim 1, it is characterized in that: described first gear train (1) slides on gear spline axle (4) by the endoporus of tooth snare (9) in first, and the gear spline axle (4) of its side is provided with the first jump ring (5).
4. the castellated gearshift of one according to claim 1, it is characterized in that: described second gear train (2) slides on gear spline axle (4) by the endoporus of tooth snare (13) in second, the gear spline axle (4) of its left and right sides is provided with the second jump ring (6) and the 3rd jump ring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520257287.6U CN204592274U (en) | 2015-04-24 | 2015-04-24 | A kind of castellated gearshift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520257287.6U CN204592274U (en) | 2015-04-24 | 2015-04-24 | A kind of castellated gearshift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204592274U true CN204592274U (en) | 2015-08-26 |
Family
ID=53928427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520257287.6U Expired - Fee Related CN204592274U (en) | 2015-04-24 | 2015-04-24 | A kind of castellated gearshift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204592274U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106612677A (en) * | 2016-12-24 | 2017-05-10 | 张科全 | Transmission device changing agricultural-machine operation direction |
| CN110307333A (en) * | 2019-06-28 | 2019-10-08 | 江苏美械变速箱有限公司 | The shifting fork mechanism and gearbox of gearbox |
| CN110319158A (en) * | 2019-06-28 | 2019-10-11 | 江苏美械变速箱有限公司 | Gearbox and automobile |
| CN110332287A (en) * | 2019-06-28 | 2019-10-15 | 江苏美械变速箱有限公司 | Gearbox and automobile |
| CN110345203A (en) * | 2019-06-28 | 2019-10-18 | 江苏美械变速箱有限公司 | The gearshift and gearbox of gearbox |
| CN113586676A (en) * | 2021-07-30 | 2021-11-02 | 东阳市联宜机电有限公司 | Double-clutch reduction gearbox |
-
2015
- 2015-04-24 CN CN201520257287.6U patent/CN204592274U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106612677A (en) * | 2016-12-24 | 2017-05-10 | 张科全 | Transmission device changing agricultural-machine operation direction |
| CN106612677B (en) * | 2016-12-24 | 2018-10-26 | 张科全 | The driver in agricultural machinery working direction can be changed |
| CN110307333A (en) * | 2019-06-28 | 2019-10-08 | 江苏美械变速箱有限公司 | The shifting fork mechanism and gearbox of gearbox |
| CN110319158A (en) * | 2019-06-28 | 2019-10-11 | 江苏美械变速箱有限公司 | Gearbox and automobile |
| CN110332287A (en) * | 2019-06-28 | 2019-10-15 | 江苏美械变速箱有限公司 | Gearbox and automobile |
| CN110345203A (en) * | 2019-06-28 | 2019-10-18 | 江苏美械变速箱有限公司 | The gearshift and gearbox of gearbox |
| CN113586676A (en) * | 2021-07-30 | 2021-11-02 | 东阳市联宜机电有限公司 | Double-clutch reduction gearbox |
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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: 20150826 Termination date: 20160424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |