CN203868188U - Brake disc mechanism for juvenile automobile - Google Patents
Brake disc mechanism for juvenile automobile Download PDFInfo
- Publication number
- CN203868188U CN203868188U CN201420179739.9U CN201420179739U CN203868188U CN 203868188 U CN203868188 U CN 203868188U CN 201420179739 U CN201420179739 U CN 201420179739U CN 203868188 U CN203868188 U CN 203868188U
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- China
- Prior art keywords
- brake disc
- caliper
- brake
- wheel bearing
- juvenile automobile
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Abstract
The utility model provides a brake disc mechanism for a juvenile automobile and belongs to the technical field of automobile parts. The brake disc mechanism for the juvenile automobile is installed on a wheel bearing and comprises a brake disc and a brake caliper with an embedding groove. The brake disc partially extends into the embedding groove. A center through hole is formed in the middle of the brake disc. The inner wall of the center through hole horizontally extends in the direction of the center of a circle so that multiple installation bosses can be formed. A shaft disc is arranged in the middle of the brake disc. The brake disc is axially and fixedly arranged on the wheel bearing through a fixing disc. The wheel bearing is sleeved with the shaft disc which is fixedly connected with the fixing disc. The brake disc is provided with a work face. Multiple arc-shaped through holes are evenly distributed in the work face. The brake caliper is composed of a first caliper body and a second caliper body. Two friction plates which are arranged on the two sides of the brake disc and are in clearance fit with the brake disc are embedded in the embedding groove. The two friction plates are installed in the first caliper body and the second caliper body through two pistons respectively. The brake disc mechanism for the juvenile automobile has the advantages of being simple in structure, smooth in braking operation and good in heat dissipation performance.
Description
Technical field
The utility model belongs to vehicle component technical field, relates to a kind of brake disc mechanism of juvenile automobile.
Background technique
In daily life, children like being sitting in toy car and play, and the kind of children toys automobile is also varied, but their simple in structure and function singlenesses can not improve children's interest in game play, do not possess the driving sense of reality of existing adult's automobile.In addition, because children cannot drive adult's automobile, someone has designed emulation children toys automobile, it in shape compared with conventional toy automobile more as adult automobile, but inherent operation is still very simple, the sensation when car steering of emulation children toys and actual driving adult automobile are felt to greatly differ from each other.
Juvenile automobile is a product between children toys automobile and adult's automobile, and it is a adult's automobile driving simulation device, the sensation when sensation while driving juvenile automobile is grown up automobile close to driving reality.Juvenile automobile has the child enthusiasm of transfer, Improve thinking develops and form all multiactions and the advantages such as hand brain use, hands-on custom, its approach reality be grown up that child that design of automobile also makes to drive juvenile automobile drives a car after growing to manhood can the quicker left-hand seat of more general child.
The structure of juvenile automobile is with actual adult's automobile construction is similar but relative children toys automobile construction is more complicated, and its inside possesses the component of similar adult's automobiles such as motor, differential mechanism, illuminating system, brake system, brake disc mechanism, suspension system, chassis.Wherein, brake disc mechanism comprises brake disc and is arranged on the brake calipers of brake disc side, and in brake calipers, be provided with oil circuit, brake system is connected with brake calipers by oil pipe, and the wheel bearing of brake disc and juvenile automobile coaxially arranges.In the course of the work, brake system is clamped brake disc by the friction plate in oil pipe control brake calipers, and then realizes brake disc and become braking from rotation, finally realizes the braking of juvenile automobile.
In prior art, in children toys automobile, be not equipped with brake disc mechanism, design unreasonable, and adult automobile brake disc mechanism structure too complexity and volume larger, be not suitable for juvenile automobile.
In sum, need to design a kind of simple in structure, braking steadily and the brake disc mechanism of the juvenile automobile of perfect heat-dissipating.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of simple in structure, braking steadily and the brake disc mechanism of the juvenile automobile of perfect heat-dissipating.
The purpose of this utility model can realize by following technical proposal: a kind of brake disc mechanism of juvenile automobile, be arranged on wheel bearing, comprise discoid brake disc and be arranged on the brake calipers of brake disc side, on described brake calipers, offer the caulking groove of setting corresponding to brake disc, described brake disc part stretch into caulking groove and with caulking groove Spielpassung, described brake disc middle part offers central through bore and central through bore inwall forms around the equally distributed some installation bases in the center of circle along center of circle direction horizontal-extending, described brake disc middle part is provided with the reel being all connected with each installation base, described brake disc is axially installed on wheel bearing by fixed tray, described reel is set on wheel bearing and with fixed tray and is connected, described brake disc can circumferentially rotate around wheel bearing, described brake disc has on working surface and working surface and is evenly distributed with some arc-shaped through-holes around central through bore, described brake calipers is made up of the first caliper and the second caliper, in described the first caliper, in the second caliper, be respectively equipped with the first oil circuit being connected, the second oil circuit, described caulking groove is fastened and is formed by the first caliper and the second caliper, described the first caliper is arranged on the side near working surface, described the second caliper is arranged on the side away from working surface, described caulking groove is embedded to be provided with and point to be listed in brake disc both sides two friction plates with brake disc Spielpassung, described two friction plates are arranged on respectively the first caliper by two-piston, in the second caliper, described two pistons respectively with the first oil circuit, the second oil circuit is connected, described the first caliper, the second caliper can compress or take-off the brake dish by corresponding oil circuit control two friction plates respectively.
In the brake disc mechanism of above-mentioned a kind of juvenile automobile, the shape of described arc-shaped through-hole is involute shape, and the quantity of described arc-shaped through-hole is eight.
In the brake disc mechanism of above-mentioned a kind of juvenile automobile, each arc-shaped through-hole is all cut the working surface of brake discs with 30 ° of angles.
In the brake disc mechanism of above-mentioned a kind of juvenile automobile, on described each installation base, all offer mounting hole, described fixed tray is connected by some bolts and reel, described bolt and mounting hole corresponding setting one by one, and described bolt-through is installed on brake disc by fixed tray and by reel.
In the brake disc mechanism of above-mentioned a kind of juvenile automobile, the quantity of described installation base is six.
Compared with prior art, the utility model overall construction design is simple, each component compact in design, steadily, each arc-shaped through-hole is uniformly distributed setting, can make like this heat distribute uniformly in braking, avoid the heat of brake disc to concentrate, reasonable in design and perfect heat-dissipating.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model one preferred embodiment.
Fig. 2 is the structural representation at another visual angle of Fig. 1.
Fig. 3 is the structural representation of brake disc in the utility model one preferred embodiment.
Fig. 4 is the work schematic diagram in the utility model one preferred embodiment.
In figure, 10, brake disc; 11, central through bore; 12, installation base; 121, mounting hole; 13, working surface; 14, arc-shaped through-hole; 20, brake calipers; 21, caulking groove; 22, the first caliper; 23, the second caliper; 24, friction plate; 30, reel; 40, wheel bearing; 50, fixed tray; 60, bolt; 70, oil pipe; 80, piston.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figures 1 to 4, the brake disc mechanism of this juvenile automobile is arranged on wheel bearing 40, comprise discoid brake disc 10 and be arranged on the brake calipers 20 of brake disc 10 sides, on brake calipers 20, offer the caulking groove 21 of setting corresponding to brake disc 10, brake disc 10 parts stretch into caulking groove 21 and with caulking groove 21 Spielpassung, brake disc 10 middle parts offer central through bore 11 and central through bore 11 inwalls form around the equally distributed multiple installation bases 12 in the center of circle along center of circle direction horizontal-extending, brake disc 10 middle parts are provided with the reel 30 being all connected with each installation base 12, brake disc 30 is axially installed on wheel bearing 40 by fixed tray 50, reel 30 is set on wheel bearing 40 and with fixed tray 50 and is connected, brake disc 30 can circumferentially rotate around wheel bearing 40, brake disc 10 has on working surface 13 and working surface 13 and is evenly distributed with multiple arc-shaped through-holes 14 around central through bore 11, brake calipers 20 is made up of the first caliper 22 and the second caliper 23, in the first caliper 22, in the second caliper 23, be respectively equipped with the first oil circuit (not shown) being connected, the second oil circuit (not shown), caulking groove 21 is fastened and is formed by the first caliper 22 and the second caliper 23, the first caliper 22 is arranged on the side near working surface 13, the second caliper 23 is arranged on the side away from working surface 13, caulking groove 21 is embedded to be provided with and point to be listed in brake disc 10 both sides two friction plates 24 with brake disc 10 Spielpassung, two friction plates 24 are arranged on respectively the first caliper 22 by two-piston 80, in the second caliper 23, two pistons 80 respectively with the first oil circuit, the second oil circuit is connected, the first caliper 22, the second caliper 23 can compress or take-off the brake dish 10 by corresponding oil circuit control two friction plates 24 respectively.
The brake disc mechanism of this juvenile automobile is under original state, in the first caliper 22 and in the second caliper 23, be equipped with oil circuit and the oil circuit of the two communicates, extraneous brake system is connected with the second caliper 23 by oil pipe 70, and brake disc 10 coaxially arranges by reel 30 and the wheel bearing 40 of juvenile automobile.
In the course of the work, brake system can be controlled two pistons 80 on the first caliper 22, the second caliper 23 by oil pipe 70 simultaneously, and then two pistons 80 drive respectively two friction plates 24 to draw close towards brake disc 10 together, the opening of caulking groove 21 is shunk gradually, finally make brake disc 10 be clamped between two friction plates 24.In above-mentioned braking process, the two position of the first caliper 22, the second caliper 23 all can not change, the position of two friction plates 24 is changing, and brake disc 10 is more and more less along the circumferential rotation amplitude of wheel bearing 40, and brake disc 10 axially can not be subjected to displacement in braking process, final brake disc 10 is clamped by two friction plates 24, and then realizes brake disc 10 and become braking from rotation, realizes the braking of juvenile automobile.In other words, brake disc 10 itself can only be around circumferentially rotating by wheel bearing 40, and it axially can not be subjected to displacement, in braking process, two 24 whiles of friction plates in brake calipers 20 inwardly tighten up and the most at last brake disc 10 clamp and make its braking.Braking process is steadily reliable, and the mode of bilateral clamping brake disc 10 increases brake calipers 20 braking moments, brake calipers 20 retro-speeds is accelerated many, improves retardation efficiency.
The braking process of juvenile automobile is actually the process of utilizing frictional force to be heat energy by kinetic transformation, structural design in this case is conducive to brake disc 10 and dispels the heat, thereby can as early as possible heat energy be discharged, and then accelerate the conversion rate of brake disc 10, finally make juvenile automobile lose kinetic energy as early as possible and realize braking, further having improved the drive safety of juvenile automobile.
Friction plate 24 adopts Embedded mounting type, install in actual use, dismantle, change all more convenient, friction plate 24 makes the braking between brake disc 10 and brake calipers 20 coordinate tightr, increase frictional force between brake calipers 20 and brake disc 10, increase the braking force of brake calipers 20 to brake disc 10, reasonable in design and simple in structure, improve braking effect.
In this case, brake disc mechanism overall construction design is simple and braking is steadily reliable, and each component compact in design, can be installed on juvenile automobile well, simultaneously also suitablely on various vehicles, applies.In addition, in this case, each arc-shaped through-hole 14 is uniformly distributed setting, can make like this heat distribute uniformly, has avoided the heat of brake disc 10 to concentrate, structural design advantages of simple, perfect heat-dissipating.
As shown in Figure 3, further preferably, the shape of arc-shaped through-hole 14 is involute shape, and the quantity of arc-shaped through-hole 14 is eight, can practical requirement and do not affect the manufacturing of brake disc 10.Arc-shaped through-hole 14 is simple in structure and easy to process, can weaken the frictional heat producing when brake disc 10 working surfaces 13 rub with friction plate 24 and import into, increases thermal diffusivity simultaneously, makes brake disc 10 be difficult for producing butterfly-shaped buckling deformation.In addition, arc-shaped through-hole 14 can also alleviate the weight of brake disc 10 own, reduces production costs, and is conducive to fricative dust discharge between brake disc 10 and friction plate 24.
Again further preferably, each arc-shaped through-hole 14 is all with the working surface 13 of 30 ° of angles incision brake discs 10.The shape of arc-shaped through-hole 14 is involute shape the working surface 13 with 30 ° of angle incision brake discs 10, structural design is simple and easy to process, rotation while utilizing brake disc 10 to brake produces air pressure and imports air-flow, increase by the flow of brake disc 10 air, accelerating brake disc 10 inner airs flows, the heat that while having taken away faster and more juvenile automobile braking, brake disc 10 produces, ensure that the amount of heat producing when brake disc 10 is braked can be dispersed in air quickly, thereby enhancing radiating effect, strengthen the stability of brake disc 10, avoid brake disc 10 to cause the problems such as temperature distortion because of excess Temperature, also greatly reduce the inordinate wear of brake disc 10 and friction plate 24, significantly improve the working life of brake disc 10.
Preferably, on each installation base 12, all offer mounting hole 121, fixed tray 50 is connected by multiple bolts 60 and reel 30, bolt 60 and mounting hole 121 corresponding setting one by one, and bolt 60 runs through by fixed tray 50 and by reel 30 and is installed on brake disc 10.Said structure simplicity of design, mounts and dismounts reel 30 all more convenient, makes brake disc 10 working stabilities and fixed.
Further preferably, the quantity of installation base 12 is six, well practical requirement and easy to process.
Preferably, the brake disc 10 in this case adopts stupalith to make, it can bear 1400 DEG C high temperature and indeformable, do not produce crack, do not shake.Ceramic Disc Brakes 10 than the weight reducing of common cast iron brake disk 10 50% left and right; The friction factor of Ceramic Disc Brakes 10, than high 25% left and right of cast iron brake disk 10, has improved retardation efficiency; The surface hardness of Ceramic Disc Brakes 10 is high, and therefore its wearing and tearing in the time of braking are less, and working life is longer, is four times of steel brake disc 10 mean lifetime.
In addition, the brake disc 10 that stupalith is made is difficult for isolating and changes conveniently, uses phenomenons such as there will not be oxide etch for a long time, has also extended the working life of brake disc 10 mechanisms.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (5)
1. the brake disc mechanism of a juvenile automobile, be arranged on wheel bearing, it is characterized in that, comprise discoid brake disc and be arranged on the brake calipers of brake disc side, on described brake calipers, offer the caulking groove of setting corresponding to brake disc, described brake disc part stretch into caulking groove and with caulking groove Spielpassung, described brake disc middle part offers central through bore and central through bore inwall forms around the equally distributed some installation bases in the center of circle along center of circle direction horizontal-extending, described brake disc middle part is provided with the reel being all connected with each installation base, described brake disc is axially installed on wheel bearing by fixed tray, described reel is set on wheel bearing and with fixed tray and is connected, described brake disc can circumferentially rotate around wheel bearing, described brake disc has on working surface and working surface and is evenly distributed with some arc-shaped through-holes around central through bore, described brake calipers is made up of the first caliper and the second caliper, in described the first caliper, in the second caliper, be respectively equipped with the first oil circuit being connected, the second oil circuit, described caulking groove is fastened and is formed by the first caliper and the second caliper, described the first caliper is arranged on the side near working surface, described the second caliper is arranged on the side away from working surface, described caulking groove is embedded to be provided with and point to be listed in brake disc both sides two friction plates with brake disc Spielpassung, described two friction plates are arranged on respectively the first caliper by two-piston, in the second caliper, described two pistons respectively with the first oil circuit, the second oil circuit is connected, described the first caliper, the second caliper can compress or take-off the brake dish by corresponding oil circuit control two friction plates respectively.
2. the brake disc mechanism of a kind of juvenile automobile according to claim 1, is characterized in that, the shape of described arc-shaped through-hole is involute shape, and the quantity of described arc-shaped through-hole is eight.
3. the brake disc mechanism of a kind of juvenile automobile according to claim 2, is characterized in that, each arc-shaped through-hole is all cut the working surface of brake discs with 30 ° of angles.
4. the brake disc mechanism of a kind of juvenile automobile according to claim 3, it is characterized in that, on each installation base, all offer mounting hole, described fixed tray is connected by some bolts and reel, described bolt and mounting hole corresponding setting one by one, described bolt-through is installed on brake disc by fixed tray and by reel.
5. the brake disc mechanism of a kind of juvenile automobile according to claim 4, is characterized in that, the quantity of described installation base is six.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420179739.9U CN203868188U (en) | 2014-04-14 | 2014-04-14 | Brake disc mechanism for juvenile automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420179739.9U CN203868188U (en) | 2014-04-14 | 2014-04-14 | Brake disc mechanism for juvenile automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203868188U true CN203868188U (en) | 2014-10-08 |
Family
ID=51649145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420179739.9U Expired - Fee Related CN203868188U (en) | 2014-04-14 | 2014-04-14 | Brake disc mechanism for juvenile automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203868188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763118A (en) * | 2017-09-29 | 2018-03-06 | 利辛县雨若信息科技有限公司 | A kind of automobile control mechanical brake device |
-
2014
- 2014-04-14 CN CN201420179739.9U patent/CN203868188U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763118A (en) * | 2017-09-29 | 2018-03-06 | 利辛县雨若信息科技有限公司 | A kind of automobile control mechanical brake 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: 20141008 Termination date: 20150414 |
|
| EXPY | Termination of patent right or utility model |