CN1363499A - Disk brake of bicycle - Google Patents
Disk brake of bicycle Download PDFInfo
- Publication number
- CN1363499A CN1363499A CN 02112651 CN02112651A CN1363499A CN 1363499 A CN1363499 A CN 1363499A CN 02112651 CN02112651 CN 02112651 CN 02112651 A CN02112651 A CN 02112651A CN 1363499 A CN1363499 A CN 1363499A
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- Prior art keywords
- drive shaft
- axle drive
- stopping
- sincere
- actuating device
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Abstract
A disk brake for bicycle is composed of braking driver, braking clamp left and right friction blocks installed in said clamp, and braking disk installed between said friction blocks. The one end of drive axle of said driver is linked to right friction block and its another end is extended out of the casing. A rockerarm is installed to the extended end. A release spring is installed between rockerarm and casing. Said friction blocks are driven by said drive axle to realize braking. Its advantages include compact structure, flexible braking and low cost.
Description
Technical field
The present invention relates to a kind of brake equipment of bicycle, particularly a kind of disk brake of bicycle.
Background technology
In the prior art, it as number of patent application 01245238.6 Chinese patent, a kind of disk brake of bicycle, it comprises the stop sincere actuating device and the sincere caliper of stopping, in the sincere caliper of stopping, a left side is installed, right friction plate assembly, the bicycle brake dish is housed between two friction plate assemblies, the sincere caliper of stopping is captiveed joint with the housing of the sincere actuating device of stopping, the sincere actuating device of stopping is installed on the cycle frame by mount pad, be provided with axle drive shaft in the described sincere actuating device housing of stopping, one end of axle drive shaft extend in the sincere caliper of stopping and links to each other with right Friction disk assembly, the middle part of axle drive shaft is installed with driving disk, the other end of axle drive shaft stretches out housing, and rocking arm is installed in its end, and between rocking arm and the housing pull back spring being housed, the left side card of driving disk is shaped at least three axisymmetric helical surface slide units, housing and helical surface slide unit opposite position are provided with spherical groove, between spherical groove and the slide unit steel ball are housed.Actuating device is under the pulling of brake cable, and axle drive shaft stretches out, and the friction plate assembly that is adjacent in the promotion brake caliper makes it to contact with brake disc, realizes braking.When the releasing of brake cable wire, axle drive shaft is return the brake main body and is come back to quick condition under the effect of pull back spring.Its weak point is, the driving device structure complexity, and driving disk and price fixing are difficult for processing, the manufacturing cost height, the return of braking hour indicator lock is undesirable, is easy to generate to produce to drag moment.
Summary of the invention
The technical problem to be solved in the present invention is, at the deficiencies in the prior art, proposed a kind of simple in structure, add the disk brake of bicycle of manufacturing easily, its braking is more flexible, cost is lower.
The present invention wants the technical solution problem to be achieved through the following technical solutions, a kind of disk brake of bicycle, it comprises the stop sincere actuating device and the sincere caliper of stopping, the tong arm of sincere caliper stopped is captiveed joint with the housing of the sincere actuating device of stopping, in the sincere caliper of stopping, a left side is installed, right friction plate assembly, be provided with a V shaped slab spring between two friction plate assemblies, the bicycle brake dish is housed between two friction plate assemblies, be provided with the axle drive shaft vertical in the described sincere actuating device housing of stopping with friction lining, one end of axle drive shaft links to each other with right Friction disk assembly, the other end of axle drive shaft stretches out housing, and rocking arm is installed; between rocking arm and the housing pull back spring is housed; be equipped with one in the housing and be enclosed within on the axle drive shaft; with the hard-wired price fixing of housing; mounting bracket is equipped with in the outside of the sincere actuating device housing of stopping; be characterized in: be provided with two drive pins perpendicular to axle drive shaft on the axle drive shaft between price fixing and the friction lining; drive pin is symmetricly set on the both sides of axle drive shaft, the card that described price fixing contacts with drive pin is shaped on two axisymmetric spiral sliding surfaces in its end.Axle drive shaft rotates under the pulling of brake cable, produce between the spiral sliding surface of drive pin on the axle drive shaft and price fixing and slide, because the effect of spiral sliding surface, axle drive shaft produces longitudinal travel, and then the friction plate assembly that is adjacent in the promotion brake caliper makes it to contact with brake disc, the brake main body is under reaction force acts, the brake main body moves along guide pillar, thereby makes two friction plate assemblies hold brake disc tightly, realizes braking.When the releasing of brake cable wire, axle drive shaft is return the brake main body and is come back to quick condition under the effect of pull back spring.
The technical matters that will solve of the present invention can also be achieved through the following technical solutions, and two drive pins on the axle drive shaft are fixedly connected as an integral body.Two drive pins are set to one, pass axle drive shaft, only need through hole of processing on axle drive shaft, and manufacturing and installation are all very convenient.
The technical matters that will solve of the present invention can also be come by the following technical programs further to realize, is separately installed with the bearing with the concentric rotation of bearing pin line of centers in the end of each drive pin.By the rotation of bearing on helical surface, the resistance of reducing friction makes operation more flexible, and the actuating device return is satisfactory for result.
The technical matters that will solve of the present invention can also come further to realize by the following technical programs, has spherical groove on cooresponding of each drive pin end and price fixing, in the spherical groove steel ball is housed.By the steel ball transmission resistance of also can partly reducing friction, increase the alerting ability and the return effect of operation.
The technical matters that will solve of the present invention can also come further to realize by the following technical programs, on cooresponding of each drive pin end and price fixing, have cylindrical groove, the bearing pin line of centers of cylindrical groove and drive pin is equipped with cylindrical rollers in the same way in the cylindrical groove.Adopt the cylindrical rollers transmission resistance of also can partly reducing friction, increase the alerting ability and the return effect of operation.
The technical matters that will solve of the present invention can also be achieved through the following technical solutions, in order to increase the braking force square, between axle drive shaft and friction lining, also be provided with a Moving plate vertical with axle drive shaft, the card that Moving plate contacts with drive pin is shaped on two and the corresponding spiral sliding surface of price fixing card, the periphery of Moving plate is provided with the slide block of projection, stop sincere actuating device housing and Moving plate slide block corresponding position is provided with the bar shaped chute, and the bar shaped chute is parallel with axle drive shaft.
The technical matters that will solve of the present invention can also be achieved through the following technical solutions, and the sincere actuating device outside of stopping is provided with two outstanding angles, and every angle is provided with a through hole, mounting bracket be provided with two with the angle on the guide pillar of through hole bearing fit.Axle drive shaft rotates under the pulling of brake cable, produce between the spiral sliding surface of drive pin on the axle drive shaft and price fixing and slide, because the effect of spiral sliding surface, axle drive shaft produces longitudinal travel, and then the friction plate assembly that is adjacent in the promotion brake caliper makes it to contact with brake disc, the brake main body is under reaction force acts, the brake main body moves along guide pillar, thereby makes two friction plate assemblies hold brake disc tightly, realizes braking.
The technical matters that will solve of the present invention can also come further to realize by the following technical programs, a unsteady sliding sleeve also is housed between the guide pillar of through hole and mount pad on the angle of the sincere actuating device outside of stopping, float and also be provided with an annual spring that is enclosed within on the guide pillar between sliding sleeve and the guide pillar, the inner end of sliding sleeve endoporus is provided with the interior edge of blocking spring one end, is fixed with the back-up ring that blocks the annual spring other end on the guide pillar.Effect by the annual spring between sliding sleeve and the guide pillar that floats realizes the self-return between braking main body and the mounting bracket.
The present invention compared with prior art, the end that axle drive shaft and friction lining are adjacent is provided with two drive pins perpendicular to axle drive shaft, by the slip between the spiral sliding surface of drive pin on the axle drive shaft and price fixing, because the effect of spiral sliding surface, axle drive shaft produces longitudinal travel, then promote the friction plate assembly that is adjacent in the brake caliper, make it to contact with brake disc, the brake main body is under reaction force acts, and the brake main body moves along guide pillar, thereby make two friction plate assemblies hold brake disc tightly, realize braking.Its compact conformation, braking greatly reduces cost flexibly.
Description of drawings
Fig. 1 is the block diagram of sincere part of stopping.
Fig. 2 is that the A-A of Fig. 1 is to cutaway view.
Fig. 3 is the three-dimensional structure diagram of drive part.
Fig. 4 is the three-dimensional structure diagram of price fixing.
Fig. 5 is the another kind of embodiment constructional drawing of drive pin.
Fig. 6 is the third embodiment constructional drawing of drive pin.
Fig. 7 is the 4th kind of embodiment constructional drawing of drive pin.
Fig. 8 is the cutaway view that installs additional behind the Moving plate.
Fig. 9 is the three-dimensional structure diagram that installs Moving plate rear drive part additional.
Figure 10 is the assembly drowing of guide pillar.
The specific embodiment
Embodiment one, the specific embodiment of the present invention such as Fig. 1, Fig. 2, Fig. 3, shown in Figure 4: a kind of disk brake of bicycle, it comprises the stop sincere actuating device and the sincere caliper 5 of stopping, the tong arm of sincere caliper 5 stopped is captiveed joint with the housing 3 of the sincere actuating device of stopping, in the sincere caliper 5 of stopping, a left side is installed, right friction plate assembly 10,12, be provided with a V shaped slab spring 11 between two friction plate assemblies, be provided with the axle drive shaft vertical 7 in the described sincere actuating device housing 3 of stopping with friction lining, one end of axle drive shaft 7 links to each other with right Friction disk assembly, the other end of axle drive shaft 7 stretches out housing 3, and rocking arm 1 is installed; between rocking arm 1 and the housing 3 pull back spring 2 is housed; be equipped with one in the housing 3 and be enclosed within on the axle drive shaft 7; with housing 3 hard-wired price fixings 9; mounting bracket 4 is equipped with in the outside of the sincere actuating device housing 3 of stopping; it is characterized in that: be provided with two drive pins 8 perpendicular to axle drive shaft 7 on the axle drive shaft between price fixing 9 and the friction lining 7; drive pin 8 is symmetricly set on the both sides of axle drive shaft 7, the card that described price fixing 9 contacts with drive pin 8 is shaped on two axisymmetric spiral sliding surfaces 13 in its end.The periphery of price fixing is provided with the slide block of projection, and stop sincere actuating device housing and price fixing slide block corresponding position are provided with the bar shaped chute, during assembling, the slide block of the periphery of price fixing is in the bar shaped chute is packed housing into, because the effect of slide block, price fixing is fixed in the housing, can circumferentially not rotate.
Embodiment two, and in the above embodiments, two on the axle drive shaft 7 drive 8 pins and are fixedly connected as an integral body.As shown in Figure 5, another embodiment of the invention is to be separately installed with the bearing 14 with the concentric rotation of bearing pin line of centers in the end of each drive pin 8.
Embodiment three, and as shown in Figure 6, the third embodiment of the present invention is, have spherical groove on 9 cooresponding of each drive pin 8 end and price fixings, and steel ball 15 is housed in the spherical groove.By the steel ball transmission resistance of also can partly reducing friction, increase the alerting ability and the return effect of operation.
Embodiment four, and as shown in Figure 7, the 4th kind of embodiment of the present invention be, have cylindrical groove on 9 cooresponding of each drive pin 8 end and price fixings, and the bearing pin line of centers of cylindrical groove and drive pin is equipped with cylindrical rollers 16 in the same way in the cylindrical groove.
Embodiment five, in the above embodiments one, in order to increase the braking force square, between axle drive shaft 7 and friction lining, also be provided with a Moving plate 17 vertical with axle drive shaft 7, as Fig. 8, shown in Figure 9, the card that Moving plate 17 contacts with drive pin 8 is shaped on two and the corresponding spiral sliding surface of price fixing 9 cards, and the periphery of Moving plate 17 is provided with the slide block 18 of projection, the sincere actuating device housing 3 of stopping is provided with the bar shaped chute with Moving plate slide block 18 corresponding positions, and the bar shaped chute is parallel with axle drive shaft.
Embodiment six, and in the above embodiments one, sincere actuating device housing 3 outsides of stopping are provided with two outstanding angles, and every angle is provided with a through hole, mounting bracket be provided with two with the angle on the guide pillar 6 of through hole bearing fit.As shown in figure 10, a unsteady sliding sleeve 21 also is housed between the guide pillar 6 of through hole and mounting bracket 4 on the angle of the sincere actuating device outside of stopping, float and also be provided with an annual spring 20 that is enclosed within on the guide pillar 6 between sliding sleeve 21 and the guide pillar 6, the inner end of sliding sleeve 21 endoporus is provided with blocks the interior along 22 of spring one end, is fixed with the back-up ring 19 that blocks annual spring 20 other ends on the guide pillar 6.
Claims (8)
1. disk brake of bicycle, it comprises the stop sincere actuating device and the sincere caliper (5) of stopping, the tong arm of sincere caliper (5) stopped is captiveed joint with the housing (3) of the sincere actuating device of stopping, in the sincere caliper (5) of stopping, a left side is installed, right friction plate assembly (10,12), be provided with a V shaped slab spring (11) between two friction plate assemblies, be provided with the axle drive shaft vertical (7) in the described sincere actuating device housing (3) of stopping with friction lining, one end of axle drive shaft (7) links to each other with right Friction disk assembly, the other end of axle drive shaft (7) stretches out housing (3), and rocking arm (1) is installed in its end; between rocking arm (1) and the housing (3) pull back spring (2) is housed; be equipped with one in the housing (3) and be enclosed within on the axle drive shaft (7); with the hard-wired price fixing of housing (3) (9); mounting bracket (4) is equipped with in the outside of the sincere actuating device housing (3) of stopping; it is characterized in that: be provided with two drive pins perpendicular to axle drive shaft (7) (8) on the axle drive shaft (7) between price fixing (9) and the friction lining; drive pin (8) is symmetricly set on the both sides of axle drive shaft (7), the card that described price fixing (9) contacts with drive pin (8) is shaped on two axisymmetric spiral sliding surfaces (13).
2. disk brake of bicycle according to claim 1 is characterized in that: two drive pins (8) on the axle drive shaft (7) are fixedly connected as an integral body.
3. disk brake of bicycle according to claim 1 and 2 is characterized in that: be separately installed with the bearing (14) with the concentric rotation of bearing pin line of centers in the end of each drive pin (8).
4. disk brake of bicycle according to claim 1 and 2 is characterized in that: have spherical groove on cooresponding of each drive pin (8) end and price fixing (9), steel ball (15) is housed in the spherical groove.
5. disk brake of bicycle according to claim 1 and 2, it is characterized in that: on cooresponding of each drive pin (8) end and price fixing (9), have cylindrical groove, the bearing pin line of centers of cylindrical groove and drive pin is equipped with cylindrical rollers (16) in the same way in the cylindrical groove.
6. disk brake of bicycle according to claim 1, it is characterized in that: between axle drive shaft (7) and friction lining, also be provided with a Moving plate (17) vertical with axle drive shaft (7), the card that Moving plate (17) contacts with drive pin (8) is shaped on two and the corresponding spiral sliding surface of price fixing (9) card, the periphery of Moving plate (17) is provided with the slide block (18) of projection, the sincere actuating device housing (3) of stopping is provided with the bar shaped chute with Moving plate slide block (18) corresponding position, and the bar shaped chute is parallel with axle drive shaft.
7. disk brake of bicycle according to claim 1 is characterized in that: sincere actuating device housing (3) outside of stopping is provided with two outstanding angles, and every angle is provided with a through hole, mounting bracket be provided with two with the angle on the guide pillar (6) of through hole bearing fit.
8. disk brake of bicycle according to claim 7, it is characterized in that: between the guide pillar (6) of through hole and mount pad a unsteady sliding sleeve (21) is housed also on the exterior angle of sincere actuating device housing (3) of stopping, float and also be provided with an annual spring (20) that is enclosed within on the guide pillar (6) between sliding sleeve (21) and the guide pillar (6), the inner end of sliding sleeve (21) endoporus is provided with the interior edge (22) of blocking spring one end, is fixed with the back-up ring (19) that blocks annual spring (20) other end on the guide pillar (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021126518A CN1160220C (en) | 2002-02-04 | 2002-02-04 | Disk brake of bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021126518A CN1160220C (en) | 2002-02-04 | 2002-02-04 | Disk brake of bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1363499A true CN1363499A (en) | 2002-08-14 |
| CN1160220C CN1160220C (en) | 2004-08-04 |
Family
ID=4742162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021126518A Expired - Fee Related CN1160220C (en) | 2002-02-04 | 2002-02-04 | Disk brake of bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1160220C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100400465C (en) * | 2004-08-25 | 2008-07-09 | 日本碍子株式会社 | Dielectric composition and dielectric film element |
| CN102359519A (en) * | 2011-10-17 | 2012-02-22 | 肖建明 | Dual-drive mechanical disk brake |
| CN105197165A (en) * | 2015-09-25 | 2015-12-30 | 温州市明派车辆部件有限公司 | Mechanical disc brake device |
| CN106553734A (en) * | 2016-12-06 | 2017-04-05 | 楼蕾 | A kind of bicycle brake assembly and its bicycle |
-
2002
- 2002-02-04 CN CNB021126518A patent/CN1160220C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100400465C (en) * | 2004-08-25 | 2008-07-09 | 日本碍子株式会社 | Dielectric composition and dielectric film element |
| CN102359519A (en) * | 2011-10-17 | 2012-02-22 | 肖建明 | Dual-drive mechanical disk brake |
| CN105197165A (en) * | 2015-09-25 | 2015-12-30 | 温州市明派车辆部件有限公司 | Mechanical disc brake device |
| CN106553734A (en) * | 2016-12-06 | 2017-04-05 | 楼蕾 | A kind of bicycle brake assembly and its bicycle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1160220C (en) | 2004-08-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |