CN208221436U - Disk brake and hub assembly - Google Patents
Disk brake and hub assembly Download PDFInfo
- Publication number
- CN208221436U CN208221436U CN201820805872.9U CN201820805872U CN208221436U CN 208221436 U CN208221436 U CN 208221436U CN 201820805872 U CN201820805872 U CN 201820805872U CN 208221436 U CN208221436 U CN 208221436U
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- brake
- caliper
- caliper bracket
- hub
- friction block
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Abstract
On the one hand the utility model provides a kind of disk brake, it include: the first brake unit, first brake unit includes the first caliper bracket and the first caliper, first caliper and the first caliper bracket limit first receiving space jointly with accommodating portion brake disc, the first caliper bracket and external connection body by integral forming.On the other hand the utility model also provides a kind of hub assembly.The purpose of this utility model is to provide the disk brakes and hub assembly of a kind of caliper bracket of brake and external connection body Integrated design.
Description
Technical field
The utility model relates to high-power electric wheels and chassis braking system technical field to be more specifically related to one kind
Disk brake and hub assembly.
Background technique
Mainstream hydraulic tongs brake device currently on the market is generally using the four cylinder hydraulic brakings of single pincers twin-tub or single pincers, braking
Pincers are fixed on caliper bracket, and caliper bracket is fixed on the form of support, and braking moment is small, are mainly used in commercial vehicle and are multiplied
With fields such as vehicles, it is related to the clipper disk brake in high-power electric wheel (hereinafter referred to as " Electric Motor Wheel ") field using less.Electric Motor Wheel
Also very immature with the development of clipper disk brake technology, as Electric Motor Wheel technology is keen in market, brake is as Electric Motor Wheel
Key core component, how to solve the problems, such as that brake realizes big braking into space layout and small space in electrical axle
The output problem of torque, it has also become the bottleneck of Electric Motor Wheel technical application.
Utility model content
For problem present in the relevant technologies, the purpose of this utility model is to provide a kind of caliper brackets of brake
With the disk brake and hub assembly of external connection body Integrated design.
To achieve the above object, on the one hand the utility model provides a kind of disk brake, comprising: the first braking is single
Member, the first brake unit include the first caliper bracket and the first caliper, and the first caliper limits jointly with the first caliper bracket
First receiving space is with accommodating portion brake disc, the first caliper bracket and external connection body by integral forming.
One embodiment according to the present utility model, further includes the second brake unit, and the second brake unit includes the second system
Dynamic pincers and the second caliper bracket, the second caliper and the second caliper bracket are limited the second accommodation space jointly and are braked with accommodating portion
Disk, and the second caliper bracket and external connection body by integral forming.
One embodiment according to the present utility model, the first brake unit further include piston and friction block, the first caliper
It is respectively arranged with friction block guide rail with the first caliper bracket, friction block is received within the friction block guide rail in first receiving space
In, piston portion is contained in the piston duct of the first caliper and the first caliper bracket, also, the first brake fluid duct and work
Hole link is filled in, piston can move between the application position of friction block and the disengaging configuration separated with friction block.
One embodiment according to the present utility model, the first brake unit include guide pin and two friction blocks, two frictions
Block clamp brake disc, guide pin run through two friction blocks, and one end of guide pin with first braking clipper joint, the other end of guide pin with
The connection of first caliper bracket.
One embodiment according to the present utility model, piston include against friction block butting section and be contained in piston hole
Guide part in road, butting section are fixedly connected with guide part.
On the other hand the utility model also provides a kind of hub assembly, including the hub motor set gradually and wheel hub, wheel
Disk brake involved in any of the above-described embodiment is provided between hub motor and wheel hub.
One embodiment according to the present utility model, brake disc are fixedly connected with wheel hub.
One embodiment according to the present utility model, hub motor include hub motor shell, the first caliper bracket and wheel
Hub electric machine casing is integrally formed.
One embodiment according to the present utility model is provided with the first brake fluid duct, hub motor in disk brake
It is provided with brake fluid import on shell, passes through the second brake fluid hole link between the first brake fluid duct and brake fluid import.
One that hub motor shell deviates from wheel hub is arranged in one embodiment according to the present utility model, brake fluid import
Side.
The advantageous effects of the utility model are:
The utility model relates to disk brake and hub assembly, by the first brake unit the first caliper bracket with
External connection body Integrated design, the two are integrally formed, and so that external connection body is played certain support to the first caliper bracket and are made
With, the intensity of the first caliper bracket of reinforcement, therefore the first caliper bracket can have smaller thickness, and then reduce entire disc type
The overall axial thickness of brake and hub assembly can realize the output of big braking moment in Electric Motor Wheel small space.
Detailed description of the invention
Fig. 1 is according to the utility model one embodiment, the cross-sectional view of hub assembly；
Fig. 2 is according to the utility model one embodiment, the cross-sectional view of the first brake unit.
Specific embodiment
Below with reference to attached drawing, the embodiments of the present invention are described in detail.It should be noted that following implement
Example does not constitute the restriction to the utility model, can be combined and replace between different embodiments.
As depicted in figs. 1 and 2, the embodiment of the utility model one side provides a kind of disk brake.The disc type system
Dynamic device includes: the first brake unit 12, and the first brake unit 12 includes the first caliper bracket 18 and the first caliper 20, the first system
Dynamic pincers 20 and the first caliper bracket 18 limit first receiving space 36 jointly with accommodating portion brake disc 22, the first caliper bracket 18
With external connection body being integrally formed structure.
In other words, the first caliper bracket 18 and external connection body by integral forming.
The disk brake that above-described embodiment is related to connects the first caliper bracket 18 in the first brake unit 12 with outside
Junctor Integrated design, the two are integrally formed, so that external connection body is played certain supporting role to the first caliper bracket 18, add
The intensity of strong first caliper bracket 18, therefore the first caliper bracket 18 can have smaller thickness, and then reduce entire disc type
The overall axial thickness of the in axial direction L of brake can realize the output of big braking moment in Electric Motor Wheel small space.
It is to be understood that the first caliper bracket 18 can be Unitarily molded with external connection body, to reduce production and group
Dress up this.Alternatively, in another embodiment, the first caliper bracket 18 can also manufacture respectively with external connection body, then pass through
Such as cementing or welding mode connects, it is only necessary to enable to external connection body that can provide for the first caliper bracket 18 enough
Support strength is to achieve the purpose that axial width can be reduced on L in the axial direction.
Further, in one embodiment, external connection body can be the wheel hub electricity of hub motor 10 in hub assembly
Casing body 16.Alternatively, in another embodiment, external connection body is also possible to wheel hub 14.Alternatively, in other embodiments,
External connection body, which is also possible to other, to provide the component of enough support strengths for a caliper bracket 18, this can be with basis
Depending on concrete condition, the utility model is not limited to this.
Referring again to Fig. 1, one embodiment according to the present utility model, brake also wraps the second brake unit 32, and second
Brake unit 32 includes the second caliper and the second caliper bracket, and the second caliper and the second caliper bracket limit the second appearance jointly
Space is received with accommodating portion brake disc 22, and the second caliper bracket and external connection body by integral forming.It is to be understood that the
Two brake units 32 can have the structure similar with the first brake unit 12, to obtain preferable braking effect.
One embodiment according to the present utility model, the first brake unit 12 further include piston 24 and friction block 26, and first
Caliper 20 and the first caliper bracket 18 are respectively arranged with friction block guide rail, and friction block 26 is received in first receiving space
Friction block guide rail in, piston 24 is partially received in the piston duct of the first caliper 20 and the first caliper bracket 18, also,
First brake fluid duct 28 and piston hole link, piston 24 can against friction block 26 application position and with friction block 26
It is moved between isolated disengaging configuration.
It is to be understood that the first brake fluid duct 28 can be set in the first caliper 20 and/or the first caliper bracket
In 18.
That is, the brake fluid in the first brake fluid duct 28 pushes when the first brake unit 12 is in on-position
Piston 24 makes piston 24 push friction block 26 against brake disc 22, and then achievees the purpose that braking.
It as the case may be, may include any number of piston 24 and friction block 26 in the first brake unit 12.It is living
Plug 24 and friction block 26 can be set in any side of brake disc 22, also can be set in the two sides of brake disc 22.
One embodiment according to the present utility model, the first brake unit 12 include guide pin and two friction blocks 26, two
Friction block 26 clamps brake disc 22, and guide pin runs through two friction blocks 26, and one end of guide pin is connect with the first caliper 20, is led
The other end of pin is connect with the first caliper bracket 18.So that friction block 26 is maintained at operating position, avoid in braking process
Friction block 26 generates unexpected offset.
Preferably, in one embodiment, the first brake unit 12 further includes spring arrangement 40, and spring arrangement includes difference
The first leg being fixedly connected with guide pin and the second supporting leg, and the third supporting leg being connect respectively with two friction blocks 26 and the 4th
Supporting leg, so that friction block 26 is maintained at expected position when friction block 26 shakes relative to guide pin.
Specifically, in one embodiment, first leg and the second supporting leg are symmetrical arranged, and third supporting leg and the 4th
Leg is symmetrical arranged.In another embodiment, first leg and the second supporting leg are located on same spring leaf, and third supporting leg and
Four supporting legs setting on the vertically disposed another spring leaf of above-mentioned spring leaf.
One embodiment according to the present utility model, piston 24 include against friction block 26 butting section and be contained in work
Guide part in consent road, butting section are fixedly connected with guide part, and when the first brake unit 12 is in on-position, brake fluid is pushed away
Action-oriented portion is moved along piston duct, so that butting section pushes friction block 26 against brake disc 22.
It is to be understood that in one embodiment, piston 24 can include a guide part as illustrated in fig. 2, and
Two butting sections being connect with guide part.In other embodiments, piston 24 also may include the guide part of other quantity and support
Relying part.In another embodiment, greater number of piston 24 and friction block 26 has also can be set in every side of brake disc 22,
To obtain better braking effect.
Referring again to Fig. 1 and Fig. 2, the embodiment of the utility model another aspect also provides a kind of hub assembly, including wheel
Hub motor 10 and wheel hub 14, which is characterized in that be provided between hub motor 10 and wheel hub 14 involved by any of the above-described embodiment
Disk brake.
The hub assembly that above-described embodiment is related to, by the first caliper bracket 18 and external connection in the first brake unit 12
Body Integrated design, the two are integrally formed, and external connection body is allow to play certain supporting role to the first caliper bracket 18, are reinforced
The intensity of first caliper bracket 18, therefore the first caliper bracket 18 can have smaller thickness, and then reduce entire disc type system
The overall axial thickness of the in axial direction L of dynamic device, can realize the output of big braking moment in Electric Motor Wheel small space.
Specifically, in one embodiment, the first caliper bracket 18 and the hub motor shell 16 of hub motor 10 are integrated
Design.
In another embodiment of the utility model, the first brake unit 12 includes the first caliper 20, the first caliper
20 and first caliper bracket 18 limit first receiving space 36 jointly to accommodate brake disc 22, brake disc 22 and wheel hub 14 is fixed connects
It connects.That is, the first caliper 20 and the first caliper bracket 18 cooperate, the shell of the first brake unit 12 is constituted, with
Just the brake structure of brake is accommodated, and provides brake fluid for it.
Specifically, as shown in Fig. 2, one embodiment according to the present utility model, the first caliper 20 and the first caliper branch
The first brake fluid duct 28, the first brake fluid duct 28 and the second braking fluid apertures in hub motor shell 16 are provided in frame 18
Road 34 is connected to, and the brake fluid import 30 being finally connected on hub motor shell 16.
That is, being arranged on hub motor shell 16 for the brake fluid import 30 that brake provides brake fluid, and lead to
It crosses the second brake fluid duct 34 to be connected to the first brake fluid duct 28, in this way, it is only necessary to brake fluid is added on hub motor shell,
Without dismantling to hub assembly, brake axial dimension and brake piping interference are solved the problems, such as.
Preferably, one embodiment according to the present utility model, the setting of brake fluid import 30 are carried on the back in hub motor shell 16
Side from wheel hub 14.That is, the phase of hub motor shell 16 is arranged in the first brake unit 12 for brake fluid import 30
Pair two sides, in this way, addition brake fluid when it is easy to operate, hub assembly towards outside one end operated.
In another embodiment of the utility model, the first brake fluid duct 28 also by the first brake fluid exhaust outlet 38 with
Brake fluid vent connection in hub motor shell 16, and eventually by the brake fluid being arranged on hub motor shell 16
Exhaust outlet is in communication with the outside.
Referring again to Fig. 1, one embodiment according to the present utility model, brake also wraps setting in hub motor 10 and wheel
The second brake unit 32 between hub 14.It is to be understood that the second brake unit 32 can have and the first brake unit 12
Similar structure, to obtain preferable braking effect.
Specifically, as shown in Figure 1, one embodiment according to the present utility model, the first brake unit 12 and the second braking
Unit 32 is symmetrical arranged between hub motor 10 and wheel hub 14.Certainly, in some embodiments, the first brake unit 12 and
Two brake units 32 can also be arranged with other positions relationship, this can be depending on particular condition in use, and the utility model is not
It is confined to this.
One embodiment according to the present utility model, the second brake unit 32 include the second caliper and the second caliper branch
Frame, the second caliper and the second caliper bracket limit the second accommodation space jointly to accommodate brake disc 22, and the second caliper branch
Frame and hub motor shell 16 are integrally formed.That is, brake disc 22 is fixedly connected with wheel hub 14,12 He of the first brake unit
Second brake unit 32 accommodates a part of brake disc 22 respectively.
As depicted in figs. 1 and 2, one embodiment of the utility model provides a kind of double pincers hydraulic brakes, system
For dynamic device positioned at hub motor 10 and wheel hub 14 between, caliper bracket and hub motor shell Integrated design are simultaneously fixed on hub motor
On 10, brake fluid duct and gas vent are integrated on hub motor shell 16, caliper bracket and caliper, and this Integrated design makes
Required all pipe fittings can be drawn from 16 outer end of hub motor shell, largely save the radial empty of brake
Between.
As shown in Fig. 2, first caliper 20 is fixed on the first caliper bracket 18, the first pincers in the first brake unit 12
Body support frame 18 is fixed on hub motor shell 16, and friction block 26 is installed in 20 guide rail of the first caliper and by guide pin and bullet
Spring device prevents from altering outside it, and piston 24 and sealing ring are installed on first defined by the first caliper 20 and the first caliper bracket 18
In accommodation space 36, brake disc 22 is fixed on wheel hub 14.It should be noted that brake is using preceding needing to twist gas vent cock
Pine, and from the brake fluid of oil inlet filling certain pressure, exclude the gas in piston cylinder smoothly under the pressure of brake fluid, to
In the brake fluid being discharged in bleeding tap absolutely not after bubble, bleeding tap is being tightened again.
When chassis is braked, brake fluid enters the first caliper bracket 18 and the first caliper by 16 outer end of hub motor shell
20, and push piston 24 mobile until left and right friction block 26, which holds brake disc 22 tightly, realizes braking, wherein sealing ring is mainly used for close
Sealing liquid pressure oil (brake fluid)；When chassis releases braking, since fluid pressure reduces, piston 24 acts on the pressure on friction block 26
It releases, left and right friction block 26 and 22 natural separation of brake disc.
The structure of second brake unit 32 is identical as the structure of above-mentioned first brake unit 12.
In the above-described embodiments, by caliper bracket and 16 Integrated design of hub motor shell, and arragement constructions are clamped using double,
It provides that a kind of axial dimension is small, braking moment is big, brakes stable double pincers hydraulic brakes, breach Electric Motor Wheel driving
The bottleneck of braking technology.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of disk brake characterized by comprising the first brake unit (12),
First brake unit (12) includes the first caliper bracket (18) and the first caliper (20),
First caliper (20) and the first caliper bracket (18) limit first receiving space (36) jointly with receiving portion
Divide brake disc (22), the first caliper bracket (18) and external connection body by integral forming.
2. disk brake according to claim 1, which is characterized in that it further include the second brake unit (32), described
Two brake units (32) include the second caliper and the second caliper bracket, and second caliper and the second caliper bracket are total
With limiting the second accommodation space with brake disc described in accommodating portion (22), and the second caliper bracket and the external connection
Body by integral forming.
3. disk brake according to claim 1, which is characterized in that first brake unit (12) further includes piston
(24) friction block is respectively arranged with the first caliper bracket (18) and is led with friction block (26), first caliper (20)
Rail, the friction block (26) are received in the friction block guide rail in the first receiving space, piston (24) part
It is contained in the piston duct of first caliper (20) and the first caliper bracket (18), also, the first braking fluid apertures
Road (28) and the piston hole link,
The piston (24) can separate in the application position against the friction block (26) and with the friction block (26) de-
It offs normal and is moved between setting.
4. disk brake according to claim 3, which is characterized in that first brake unit (12) include guide pin and
Two friction blocks (26), two friction blocks (26) clamp the brake disc (22), and the guide pin is through described in two
Friction block (26), and one end of the guide pin is connect with first caliper (20), the other end of the guide pin with it is described
The connection of first caliper bracket (18).
5. disk brake according to claim 4, which is characterized in that the piston (24) includes against the friction block
(26) butting section and the guide part being contained in the piston duct, the butting section is fixedly connected with the guide part.
6. a kind of hub assembly, including the hub motor (10) set gradually and wheel hub (14), which is characterized in that the wheel hub electricity
Any disk brake of claim 1-5 is provided between machine (10) and the wheel hub (14).
7. hub assembly according to claim 6, which is characterized in that brake disc (22) and the wheel hub (14) fixed company
It connects.
8. hub assembly according to claim 6, which is characterized in that the hub motor (10) includes hub motor shell
(16),
First caliper bracket (18) and the hub motor shell (16) are integrally formed.
9. hub assembly according to claim 8, which is characterized in that be provided with the first brake fluid in the disk brake
Duct (28) is provided with brake fluid import (30) on the hub motor shell (16), first brake fluid duct (28) with
It is connected between the brake fluid import (30) by the second brake fluid duct (34).
10. hub assembly according to claim 9, which is characterized in that the brake fluid import (30) is arranged in the wheel
Hub electric machine casing (16) deviates from the side of the wheel hub (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820805872.9U CN208221436U (en) | 2018-05-28 | 2018-05-28 | Disk brake and hub assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820805872.9U CN208221436U (en) | 2018-05-28 | 2018-05-28 | Disk brake and hub assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208221436U true CN208221436U (en) | 2018-12-11 |
Family
ID=64506931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820805872.9U Active CN208221436U (en) | 2018-05-28 | 2018-05-28 | Disk brake and hub assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208221436U (en) |
-
2018
- 2018-05-28 CN CN201820805872.9U patent/CN208221436U/en active Active
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