CN203511156U - Bicycle hub control mechanism - Google Patents
Bicycle hub control mechanism Download PDFInfo
- Publication number
- CN203511156U CN203511156U CN201320584792.2U CN201320584792U CN203511156U CN 203511156 U CN203511156 U CN 203511156U CN 201320584792 U CN201320584792 U CN 201320584792U CN 203511156 U CN203511156 U CN 203511156U
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- Prior art keywords
- wheel shaft
- attaching parts
- hub
- control mechanism
- crowngear
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Abstract
The utility model belongs to the technical field of bicycle hubs and discloses a bicycle hub control mechanism. The bicycle hub control mechanism comprises a hub tube, an end cover is arranged on the hub tube, a sliding groove is formed in the end cover, a gearbox is arranged on the hub tube, an axle penetrates through the sliding groove, and the hub tube is connected with a telescopic rod. The telescopic rod is connected with a bevel gear shaft, a bevel gear is arranged on the bevel gear shaft, and the bevel gear is meshed with a bevel gear in a transmission mode, wherein the bevel gear is arranged on the axle in a sleeved mode. The bicycle hub control mechanism is characterized in that a sliding part is arranged on the axle in a sleeved mode and connected with a connecting part in an extending mode, and in the process of moving, the sliding part can control the connecting part and the bevel gear to be combined or separated. The connecting part slides in the axial direction of the gearbox, and the connecting part and the gearbox rotate around the axle synchronously. In the aspect of control, the bicycle hub control mechanism is reasonable in structure, reliable and durable.
Description
Technical field
The utility model belongs to cycle hub technical field.
Background technology
Publication number CN201685650 discloses a kind of cycle hub, and this can regulate wheel shaft and wheel eccentricities to play at the middle bicycle of riding the bicycle designs that bicycle undulation jolts.But it is reasonable not on structural entity integraty and aspect control, to exist, there is no stroke automatic controls, such as hub-eccentric, gear and lifting can not stopped automatically and need manual control to come toggle switch that gear transmission is stopped during to the position of appointment, easily causes stuck or damage and the traffic safety of parts.
Utility model content
In order to solve above-mentioned not enough the purpose of this utility model, be to provide a kind of reliability and durability cycle hub control mechanism rational in infrastructure and easily operate conversioning wheel eccentric shaft and wheel shaft rehabilitation center state, wheel hub can automatically cut off elevating drive mechanism in the position of setting when eccentric and the center of recurrence, guarantees transmission lifting parts and bicycle safe operation.
For realizing the purpose of this utility model, a kind of technical scheme of the present utility model is: a kind of cycle hub control mechanism, comprises hub pipe, hub pipe is provided with end cap, and end cap is provided with chute, and described hub pipe is provided with gear case, wheel shaft is through chute, and hub pipe is fixedly connected with expansion link; Described expansion link is connected with angular wheel shaft, and angular wheel shaft is provided with bevel gear, bevel gear be enclosed within the crowngear engaged transmission on wheel shaft; It is characterized in that: on described wheel shaft, cover has sliding part, sliding part to extend to attaching parts to be connected with it, can control linkage part when sliding part moves be combined with crowngear or separated; Described attaching parts endwisely slips at gear case, and attaching parts and gear case synchronously rotate around wheel shaft.
Described a kind of cycle hub control mechanism, is characterized in that: described sliding part is provided with annular cover, and wheel hub is when eccentric or the center of recurrence when thimble pushes up annular cover, and annular cover is pushed attaching parts open separated with crowngear by sliding part.
Described a kind of cycle hub control mechanism, is characterized in that: described crowngear and the end of attaching parts are respectively equipped with claw, and attaching parts end is provided with spring.
Described cycle hub control mechanism, is characterized in that: described gearbox wall is provided with draw-in groove, and gear case drives attaching parts to rotate by draw-in groove.
For realizing same object of the present utility model, another kind of technical scheme of the present utility model is: a kind of cycle hub control mechanism, comprises hub pipe, hub pipe is provided with end cap, and end cap is provided with chute, and described hub pipe is provided with gear case, wheel shaft is through chute, and hub pipe is fixedly connected with expansion link; Described expansion link is connected with angular wheel shaft, and angular wheel shaft is provided with bevel gear, bevel gear be enclosed within the crowngear engaged transmission on wheel shaft; It is characterized in that: on described wheel shaft, cover has sliding part, sliding part to extend to attaching parts to connect with it, can control linkage part when sliding part moves be combined with crowngear or separated; Described attaching parts endwisely slips at gear case, and attaching parts and gear case synchronously rotate around wheel shaft.
Described a kind of cycle hub control mechanism, is characterized in that: described hub pipe shift fork when eccentric or the center of recurrence is pushed attaching parts open separated with crowngear.
Described a kind of cycle hub control mechanism, is characterized in that: described crowngear and the end of attaching parts are respectively equipped with claw, and attaching parts end is provided with spring.
Described cycle hub control mechanism, is characterized in that: described gearbox wall is provided with draw-in groove, and gear case drives attaching parts to rotate by draw-in groove.
The utility model is easy to operate simple when mode is ridden in conversion, in control structure, rationally after wheel eccentric shaft or rehabilitation center, can automatically disconnect elevating drive mechanism quits work flexible parts, the position that wheel shaft is rested on originally set, thimble sliding part come control linkage part with crowngear combination with separated, be provided with the automatic separated of the thimble of taper and annular cover control linkage part and crowngear.
Accompanying drawing explanation
Fig. 1 is the solid assembling decomposition chart of a kind of embodiment of the utility model cycle hub control mechanism;
Fig. 2 is that the utility model cycle hub control mechanism assembling hind axle is at the cross section view of eccentric position;
Fig. 3 is that the utility model cycle hub control mechanism assembling hind axle is at the cross section view of center;
Fig. 4 is the gear case three-dimensional view of the utility model cycle hub control mechanism;
Fig. 5 is the attaching parts three-dimensional structure diagram of the utility model cycle hub control mechanism;
Fig. 6 is the crowngear spatial structure view of the utility model cycle hub control mechanism;
Fig. 7 is the Telescopic rod structure block diagram of the utility model cycle hub control mechanism;
Fig. 8 is the utility model cycle hub control mechanism sliding part three-dimensional structure diagram;
Fig. 9 is the wheel shaft structure three-dimensional view of the utility model cycle hub control mechanism;
Figure 10 is that the assembling hind axle of the utility model cycle hub control mechanism embodiment 2 is at the cross section view of eccentric position;
Figure 11 is that the utility model cycle hub control mechanism embodiment 2 assembling hind axles are at the cross section view of center.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the utility model cycle hub control mechanism is described in further detail.
As shown in FIG., the hub pipe 1 of the utility model cycle hub control mechanism, bolt 2, bearing 3, gear case 4, end cap 5, chute 6, brake disc 8, screw 9, thimble 10, shift fork 11, wheel shaft 12, attaching parts 13, retracing spring 15, projection 16, sliding part 18, spring 19, bevel gear 20, angular wheel shaft 21, expansion link 22, crowngear 23, annular cover 24, latch 25, draw-in groove 26, flywheel 27, cover of dust 28, guide groove 30, groove 31, inclined-plane 32, claw 34, screw 36, recoil spring 38, adjust bar 39, rocker stand 40, drag-line 41, Rocker arm 42.
It is outside that the two ends of wheel shaft extend out to hub pipe end-cap, and the two ends of wheel shaft are fixed on after the vehicle frame of bicycle, and whole hub unit is enclosed within on wheel shaft, during the rotation of hub pipe, drives whole hub unit to rotate around wheel shaft.
Embodiment 1
As shown in Figures 1 to 9, described cycle hub control mechanism.
Attaching parts 13 is arranged in the draw-in groove 26 of gear case 4 and can endwisely slips at gear case 4, hub pipe 1 rotates by end cap 5 driven gear casees 4, gear case 4 drives attaching parts 13 to rotate around wheel shaft 12 by draw-in groove 26, attaching parts 13 and crowngear 23 in conjunction with time drive crowngear 23 meshing bevel gears 20 and angular wheel shaft 21 rotations, angular wheel shaft 21 internal diameters offer tapped bore 36, 36 li of expansion links 22 that are provided with thread of tapped bore, expansion link 22 is fixed by bolts to hub pipe 1, during angular wheel shaft 21 rotation, expansion link 22 stretches out or shrinks under the effect of screw thread in angular wheel shaft 21, thereby pull open or dwindle hub pipe 1 and wheel shaft 12 centre distances.
Controlling wheel shaft 12 is achieved like this in hub pipe 1 position bias or rehabilitation center, knob tension drag-line 41 Rocker arm 4s 2 when vehicle wheel rotation on rotating vehicle handle push away adjust bar 39 and sliding part 18 inside, the attaching parts 13 on (shown in Fig. 2) left side attaching parts 13 under the pressure of spring 19 is passed and crowngear 23 combinations, claw 34 on attaching parts 13 engages rear connectors 13 and crowngear 23 combination rotations mutually with the claw 34 on crowngear 23, crowngear 23 meshing bevel gears 20 and angular wheel shaft 21 rotations, angular wheel shaft 21 is around expansion link 22 rotations, now expansion link 22 is stretched outward under the effect of screw thread from angular wheel shaft 21, when expansion link 22 stretches out, also pushing hub pipe 1 open pulls open with the wheelbase of wheel shaft 12, the cooperation lower hub of end cap 5 and chute 6 partially not askew realize wheel shaft 12 and hub pipe 1 bias, when wheel shaft 12 and the eccentric position to former setting of hub pipe 1, the internal diameter of hub pipe 1 starts top to thimble 10, because thimble 10 is processed with taper, thimble 10 conical sufaces force top because of annular, overlap 24 to annular cover 24 and are also processed with annular slope, annular cover 24 is pushing away sliding part 18 extremely to be separated left side attaching parts 13 and crowngear 23 tops along groove 31, thereby realizing attaching parts 13 quits work with the automatic separated telescopic component of controlling of crowngear 23, now 23 of crowngears turn around wheel shaft 12, realize wheel shaft 12 and rest on the eccentric position of former setting at hub pipe 1, make the state of bicycle running in rising and falling and jolting and travel.
Knob on handlebar loosens drag-line 41 as shown in Figure 3, because the spring on the right 19 wire diameters are thicker than the wire diameter of left side spring 19, pressure is also large than the spring on the left side 19, attaching parts 13 on the right of on the right under the pressure-acting of spring 19, sliding part 18, the attaching parts 13 on the left side pushes away toward the left side together with adjust bar, now the attaching parts 13 on the right and the crowngear on the right 23 are in conjunction with rotating, crowngear 23 meshing bevel gears 20 on the right and angular wheel shaft 21 rotations (with above-mentioned retrograde rotation), when angular wheel shaft 21 rotates, expansion link 22 shrinks back in angular wheel shaft 21 under the effect of screw thread 36, when shrinking back, expansion link 22 also pull hub pipe 1 and the wheelbase of wheel shaft 12 to further, when hub pipe 1 is got back to concentric position with wheel shaft 12, thimble 10 on expansion link 22 starts top to annular cover 24 another sides, because thimble 10 is processed into taper, thimble 10 forces top to annular cover 24, annular cover 24 is pushing away the elastic force that sliding part 18 overcomes spring 19 extremely to be separated the attaching parts on the right 13 and crowngear 23 tops along groove 31, thereby realizing attaching parts 13 quits work with the automatic separated telescopic component of controlling of crowngear 23, now 23 of crowngears dally around wheel shaft 12, realize wheel shaft 12 and rest on concentric position with hub pipe 1, make bicycle in the parallel state smoothly travelling.
Embodiment 2
As Figure 10, shown in 11, outside they are different from embodiment 1, be: thimble 10 is not arranged on the inside of hub pipe 1, shift fork 11 is arranged on outside end cap 5, attaching parts 13 be arranged on gear case 4 in can endwisely slip at gear case 4, hub pipe 1 driven gear case 4 rotates and drives attaching parts 13 to rotate around wheel shaft 12 simultaneously, attaching parts 13 and crowngear 23 in conjunction with time drive crowngear 23 meshing bevel gears 20 and angular wheel shaft 21 rotations, angular wheel shaft 21 internal diameters offer tapped bore 36, 36 li of expansion links 22 that are provided with thread of tapped bore, expansion link 22 is fixedly connected with hub pipe 1, during angular wheel shaft 21 rotation, expansion link 22 stretches out or shrinks under the effect of screw thread in angular wheel shaft 21, thereby pull open or dwindle the distance of hub pipe 1 and wheel shaft 12.
Controlling wheel shaft 12 is achieved like this in hub pipe 1 position bias or rehabilitation center, knob tension drag-line 41 Rocker arm 4s 2 when vehicle wheel rotation on rotating vehicle handle push away adjust bar 39 and sliding part 18 inside, the attaching parts 13 on (shown in Figure 10) left side attaching parts 13 under the pressure of spring 19 is passed and crowngear 23 combinations, claw 34 on attaching parts 13 engages rear connectors 13 and crowngear 23 combination rotations mutually with the claw 34 on crowngear 23, crowngear 23 meshing bevel gears 20 and angular wheel shaft 21 rotations, angular wheel shaft 21 is around expansion link 22 rotations, now expansion link 22 is stretched outward under the effect of screw thread from angular wheel shaft 21, when expansion link 22 stretches out, also pushing hub pipe 1 open pulls open with the wheelbase of wheel shaft 12, the cooperation lower hub of end cap 5 and chute 6 partially not askew realize wheel shaft 12 and hub pipe 1 bias, the projection 16 that is arranged on end cap 5 when wheel shaft 12 and the eccentric position to former setting of hub pipe 1 starts top to shift fork 11, because shift fork 11 is processed with inclined-plane, shift fork 11 inclined-planes force top to attaching parts 13, attaching parts 13 is also processed with annular slope 32, shift fork 11 extremely separates left side attaching parts 13 and crowngear 23 tops, thereby realizing attaching parts 13 quits work with the automatic separated telescopic component of controlling of crowngear 23, now 23 of crowngears turn around wheel shaft 12, realize wheel shaft 12 and rest on the eccentric position of former setting at hub pipe 1, make the state of bicycle running in rising and falling and jolting and travel.
Knob on handlebar loosens drag-line 41 as shown in figure 11, because the spring on the right 19 wire diameters are thicker than the wire diameter of left side spring 19, pressure is also large than the spring on the left side 19, attaching parts 13 on the right of on the right under the pressure-acting of spring 19, sliding part 18, the attaching parts 13 on the left side pushes away toward the left side together with adjust bar, now the attaching parts 13 on the right and the crowngear on the right 23 are in conjunction with rotating, crowngear 23 meshing bevel gears 20 on the right and angular wheel shaft 21 rotations (with above-mentioned retrograde rotation), when angular wheel shaft 21 rotates, expansion link 22 shrinks back in angular wheel shaft 21 under the effect of screw thread 36, when shrinking back, expansion link 22 also pull hub pipe 1 and the wheelbase of wheel shaft 12 to further, when hub pipe 1 is got back to concentric position with wheel shaft 12, the projection 16 that is arranged on end cap 5 starts top to shift fork 11, because shift fork 11 is processed with inclined-plane, shift fork 11 inclined-planes force top to attaching parts 13, attaching parts 13 is also processed with annular slope, shift fork 11 extremely separates the right attaching parts 13 and crowngear 23 tops, thereby realizing attaching parts 13 quits work with the automatic separated telescopic component of controlling of crowngear 23, now 23 of crowngears dally around wheel shaft 12, realize wheel shaft 12 and rest on concentric position with hub pipe 1, make bicycle in the parallel state smoothly travelling.
Hence one can see that drives another side can make angular wheel shaft rotate and reverse by direct geared engaged transmission at two crowngears of same group of axle upper driving, and angular wheel shaft forward or reverse can make bias and the concentric of wheel shaft in wheel hub.
Claims (8)
1. a cycle hub control mechanism, comprise hub pipe (1), hub pipe (1) is provided with end cap (5), end cap (5) is provided with chute (6), described hub pipe (1) is provided with gear case (4), wheel shaft (12) is through chute (6), and hub pipe (1) is fixedly connected with expansion link (22);
Described expansion link (22) is connected with angular wheel shaft (21), and angular wheel shaft (21) is provided with bevel gear (20), bevel gear (20) be enclosed within crowngear (23) engaged transmission on wheel shaft (12);
It is characterized in that: the upper cover of described wheel shaft (12) has sliding part (18), sliding part (18) extends to attaching parts (13) and connects with it, can control linkage part (13) and crowngear (23) combination or separated when sliding part (18) is mobile;
Described attaching parts (13) endwisely slips at gear case (4), and attaching parts (13) and gear case (4) synchronously rotate around wheel shaft (12).
2. a kind of cycle hub control mechanism according to claim 1, it is characterized in that: described sliding part (18) is provided with annular cover (24), hub pipe (1) is when eccentric or the center of recurrence when annular cover (24) is arrived on thimble (10) top, and annular cover (24) is pushed attaching parts (13) open separated with crowngear (23) by sliding part (18).
3. a kind of cycle hub control mechanism according to claim 1, it is characterized in that: the end of described crowngear (23) and attaching parts (13) is respectively equipped with claw (34), attaching parts (13) end is provided with spring (19).
4. cycle hub control mechanism according to claim 1, is characterized in that: described gear case (4) wall is provided with draw-in groove (26), and gear case (4) drives attaching parts (13) to rotate by draw-in groove (26).
5. a cycle hub control mechanism, comprise hub pipe (1), hub pipe (1) is provided with end cap (5), end cap (5) is provided with chute (6), described hub pipe (1) is provided with gear case (4), wheel shaft (12) is through chute (6), and hub pipe (1) is fixedly connected with expansion link (22);
Described expansion link (22) is connected with angular wheel shaft (21), and angular wheel shaft (21) is provided with bevel gear (20), bevel gear (20) be enclosed within crowngear (23) engaged transmission on wheel shaft (12);
It is characterized in that: the upper cover of described wheel shaft (12) has sliding part (18), sliding part (18) extends to attaching parts (13) and connects with it, can control linkage part (13) and crowngear (23) combination or separated when sliding part (18) is mobile;
Described attaching parts (13) endwisely slips at gear case (4), and attaching parts (13) and gear case (4) synchronously rotate around wheel shaft (12).
6. a kind of cycle hub control mechanism according to claim 5, is characterized in that: described hub pipe (1) shift fork (11) when eccentric or the center of recurrence is pushed attaching parts (13) open separated with crowngear (23).
7. a kind of cycle hub control mechanism according to claim 5, it is characterized in that: the end of described crowngear (23) and attaching parts (13) is respectively equipped with claw (34), attaching parts (13) end is provided with spring (19).
8. cycle hub control mechanism according to claim 5, is characterized in that: described gear case (4) wall is provided with groove (14), and gear case (4) drives attaching parts (13) to rotate by draw-in groove (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320584792.2U CN203511156U (en) | 2013-09-07 | 2013-09-07 | Bicycle hub control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320584792.2U CN203511156U (en) | 2013-09-07 | 2013-09-07 | Bicycle hub control mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203511156U true CN203511156U (en) | 2014-04-02 |
Family
ID=50370135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320584792.2U Expired - Fee Related CN203511156U (en) | 2013-09-07 | 2013-09-07 | Bicycle hub control mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203511156U (en) |
-
2013
- 2013-09-07 CN CN201320584792.2U patent/CN203511156U/en not_active Expired - Fee Related
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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: 20140402 Termination date: 20150907 |
|
| EXPY | Termination of patent right or utility model |