CN217814668U - Low-drag low-noise opposed brake caliper assembly - Google Patents
Low-drag low-noise opposed brake caliper assembly Download PDFInfo
- Publication number
- CN217814668U CN217814668U CN202222313476.3U CN202222313476U CN217814668U CN 217814668 U CN217814668 U CN 217814668U CN 202222313476 U CN202222313476 U CN 202222313476U CN 217814668 U CN217814668 U CN 217814668U
- Authority
- CN
- China
- Prior art keywords
- brake
- brake caliper
- return spring
- low
- limiting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000005452 bending Methods 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 239000013013 elastic material Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 12
- 230000037431 insertion Effects 0.000 description 12
- 210000000080 chela (arthropods) Anatomy 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Braking Arrangements (AREA)
Abstract
The utility model relates to a low drag, low noise opposed brake caliper assembly, which belongs to the technical field of automobile parts and comprises a brake caliper body, brake blocks which are positioned at two sides of a brake disc and both ends of which are connected with the brake caliper body through guide pins, and an elastic reset mechanism which is arranged on the brake caliper body and drives the brake blocks to move towards the brake disc, and enables the brake blocks to automatically reset, wherein the elastic reset mechanism comprises return springs which are oppositely arranged at two sides of the brake disc, a pressure shaft is arranged above the middle part of each return spring, two ends of each pressure shaft are supported on the brake caliper body and are provided with positioning grooves corresponding to the positions of the return springs so that the return springs are clamped in the positioning grooves; the two ends of the return spring are provided with a limiting part and an inserting part connected with the limiting part, the inserting part extends downwards into a limiting groove on the brake block back plate, and the limiting part is lapped on the upper end surface of the limiting groove. The utility model discloses not only solve the dragging power problem between brake pads and the brake disc, can effectively eliminate the striking abnormal sound of brake pads and uide pin moreover.
Description
Technical Field
The utility model belongs to the technical field of automobile parts, a low dragging, low noise opposed brake caliper assembly is related to.
Background
The dragging force of the brake caliper assembly directly influences the oil consumption and CO of the fuel vehicle 2 And the driving range of the electric vehicle. However, the brake caliper assembly used in the existing brake industry does not have the function of automatically returning the brake pad, and the brake pad is separated from the brake disc by impacting the brake pad through the brake disc which needs to be adjusted to rotate after the brake is released.
Because the inner and outer brake blocks can not be reset in time, the reasonable gap between the brake disc and the brake blocks can not be ensured, and the friction force still exists between the brake disc and the brake blocks, the drag force is easy to generate, so that the oil consumption of the vehicle is increased (or the endurance mileage is reduced) and the CO is larger 2 Discharge amount and pollution to the atmosphere.
In addition, the opposed brake caliper assemblies used in the existing brake industry are very difficult to suppress noise, which causes certain damage to human bodies.
SUMMERY OF THE UTILITY MODEL
In view of the above, an object of the present invention is to provide a low drag and low noise opposed brake caliper assembly to solve the drag force and noise problem between the brake pad and the brake disc.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a low-drag low-noise opposed brake caliper assembly comprises a brake caliper body with a brake disc avoiding hole, brake blocks located on two sides of a brake disc and two ends of each brake block are connected with the brake caliper body through guide pins, a piston arranged on the brake caliper body and used for driving the brake blocks to move towards the brake disc, and an elastic resetting mechanism used for enabling the brake blocks to automatically reset; the two ends of the return spring are provided with a limiting part and an inserting part connected with the limiting part, the inserting part extends downwards into a vertically arranged limiting groove on the brake block back plate, and the limiting part is lapped on the upper end surface of the limiting groove; the lower end of the inserting part of the return spring extends out of the limiting groove, and the extending part is bent to be clamped on the lower end face of the limiting groove.
Optionally, the middle of the insertion part of the return spring is bent to form a raised insertion part, and the insertion part is in contact with the inner side surface of the limiting groove.
Optionally, the insertion parts and the limiting parts at the two ends of the return spring are both protruded outwards.
Optionally, the part of the return spring extending out of the lower end face of the limit groove is bent outwards.
Optionally, the position of the return spring corresponding to the pressing shaft is bent downward to form a positioning portion protruding downward, and two ends of the return spring corresponding to the positioning portion are bent upward to form a springback portion protruding upward.
Optionally, the return spring is W-shaped and is formed by bending a material with elasticity.
Optionally, the return spring is formed by bending an elastic material with a circular cross section or other shapes.
Optionally, the pressing shaft is an optical shaft or a screw.
Optionally, a damper is arranged on a back plate of the brake block to change the vibration mode of the brake caliper during braking.
Optionally, a rubber seal is provided between the caliper body and the piston.
The beneficial effects of the utility model reside in that:
1. the utility model discloses a set up elasticity canceling release mechanical system to carry on spacingly in fixing the constant head tank of the last pressure shaft of brake caliper body with elasticity canceling release mechanical system's return spring card, with return spring's both ends card spacing inslot on being located the brake pads backplate, realized the initiative return of brake pads reliably, solved the power problem of dragging between brake pads and the brake disc.
2. The utility model discloses a return spring both ends all support the stop piece inslot on the brake block backplate, can effectively eliminate the striking abnormal sound of brake block and uide pin.
3. The utility model discloses a be equipped with the attenuator on the backplate of brake pads, the vibration mode of braking pincers assembly when can changing the braking can effective noise suppression.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic structural view of a brake caliper assembly according to the present invention;
FIG. 2 is a schematic view of the installation of a return spring;
FIG. 3 is a schematic structural view of a return spring;
FIG. 4 is a first schematic view of the installation of the brake pad;
FIG. 5 is a second schematic view of the installation of the brake pad;
FIG. 6 is a schematic diagram of a stop of a brake pad.
Reference numerals: the brake caliper comprises a piston 1, a sealing element 2, a guide pin 3, a piston dust-proof sleeve 4, a brake block 5, a limiting piece 51, a limiting part acting surface 511, an inserting part acting surface 512, a brake caliper body 6, a fixing screw 7, a pressing shaft 8, a positioning groove 81, a return spring 9, a limiting part 91, an inserting part 92, a rebounding part 93, a positioning part 94, a first guide section 10, a second guide section 11, a first straight line section 12, a second straight line section 13, a first arc-shaped section 14 and a second arc-shaped section 15.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1 to 6, a low drag and low noise opposed brake caliper assembly includes a brake caliper body 6 having a brake disc escape hole, brake pads 5 located at both sides of the brake disc and having both ends connected to the brake caliper body 6 through guide pins 3, a piston 1 mounted on the brake caliper body 6 to drive the brake pads 5 to move toward the brake disc, and an elastic return mechanism to automatically return the brake pads 5, wherein the elastic return mechanism includes return springs 9 oppositely disposed at both sides of the brake disc, a pressing shaft 8 is disposed above a middle portion of the return springs 9, both ends of the pressing shaft 8 are supported on the brake caliper body 6, and a positioning groove 81 is disposed at a position corresponding to the return springs 9 to allow the return springs 9 to be locked in the positioning groove 81; the two ends of the return spring 9 are provided with a limiting part 91 and an inserting part 92 connected with the limiting part 91, the inserting part extends downwards into a limiting groove which is vertically arranged on the back plate of the brake block 5, and the limiting part 91 is lapped on the upper end surface of the limiting groove.
Optionally, the middle part of the insertion part of the return spring 9 is bent to form a convex insertion part 92, and the insertion part 92 is in contact with the inner side surface of the limiting groove; the lower end of the inserting part of the return spring 9 extends out of the limiting groove, and the extending part is bent to be clamped on the lower end face of the limiting groove; the insertion parts 92 and the limiting parts 91 at the two ends of the return spring 9 are both protruded outwards; the position of the return spring 9 corresponding to the pressing shaft 8 is bent downwards to form a positioning part 94 protruding downwards, and two ends of the return spring 9 corresponding to the positioning part 94 are bent upwards to form a rebound part 93 protruding upwards; the return spring 9 is W-shaped and is formed by bending elastic materials; the return spring 9 is formed by bending an elastic material with a round cross section or other shapes; the pressing shaft 8 is an optical shaft or a screw rod; the guide pin 3 comprises a first guide pin and a second guide pin which are respectively positioned at two ends of the brake block 5, the brake block 5 is respectively connected with the first guide pin and the second guide pin through a first guide hole and a second guide hole which are formed in the brake block 5, the cross section of the first guide hole consists of a first guide section 10 and a second guide section 11 which are arranged from left to right, and a third guide section and a fourth guide section which are arranged up and down, the first guide section 10 and the second guide section 11 are straight sections, and the third guide section and the fourth guide section are straight sections or arc sections; the cross section of the second guide hole consists of a first straight line section 12 and a second straight line section 13 which are arranged up and down, and a first arc section 14 and a second arc section 15 which are arranged left and right; a damper is arranged on the back plate of the brake block 5 so as to change the vibration mode of the brake caliper during braking; a rubber sealing element 2 is arranged between the brake caliper body 6 and the piston 1.
Examples
A low-drag and low-noise opposed brake caliper assembly refers to fig. 1-6, and comprises a piston 1, a sealing piece 2, a guide pin 3, a piston dust-proof sleeve 4, a brake block 5, a brake caliper body 6, a fixing screw 7, a pressure shaft 8 and an elastic reset mechanism. The elastic reset mechanism comprises a return spring 9, the return spring 9 is supported on the limiting pieces 51 positioned on the outer sides of the two brake blocks 5, a pressure shaft 8 is arranged on one side of the return spring 9 away from the brake disc so that the return spring 9 presses against a limiting part action surface 511 of the limiting pieces 51 positioned on the brake blocks 5, and the return spring 9 is in floating deformation around the axis line of the pressure shaft 8 under the rotation action of the brake blocks 5; two ends of the return spring 9 are inserted into the limiting grooves of the limiting pieces 51 on the brake block back plate so as to enable the two brake blocks 5 to automatically return. The pressing shaft 8 can be an optical shaft or a screw.
The brake blocks 5 are arranged on two sides of the brake disc; the return spring 9 presses the brake block 5 to the two guide pins 3 through a pressure shaft 8 arranged on the caliper body 6, and provides positive pressure for the brake block 5 to press the guide pins 3, so that the brake block 5 is tightly attached to the two guide pins 3; the piston 1 is installed in the brake caliper body 6, is sealed through the sealing member 2, prevents dust through the piston dust cover 4, and the piston 1 pushes the brake block 5 to slide along the two guide pins 3, contacts with the brake disc, and realizes braking.
The positioning part 94 of the return spring 9 is clamped in the positioning groove 81 of the pressure shaft 8, the rebound part 93 of the return spring 9 deforms to provide positive pressure, tangential force and rebound force for the brake pad 5 after braking and release, the insertion parts 92 at the two ends of the return spring 9 are in contact with the insertion part acting surfaces 512 of the limiting grooves at corresponding positions, the rebound part 93 of the return spring 9 deforms during braking as the brake pad circumferentially moves along with the rotation direction of the brake pad, after the braking is released, the rebound part 93 which deforms pushes the brake pad back to the position before the circumferential movement of the brake pad, and the brake pad 5 and the guide pin 3 are ensured to only bear the brake force generated by friction between the brake pad 5 and the brake pad when the guide pin 3 is contacted at the positive pressure position of the return spring 9, and the stress is shown in fig. 5. The present embodiment can change the mode during braking by installing a damper on the brake pad 5, so as to achieve suppression of braking noise.
In the braking process, the piston 1 transmits pressure to the brake block 5, the limiting piece 51 on the brake block 5 drives the return spring 9 to deform towards the direction of the brake disc to generate tensile elastic force, the brake block 5 is in contact with the brake disc to generate braking force, the guide pin 3 is in contact with the hole wall of the stop pin hole and bears the braking force F1, the brake block 5 rotates around the guide pin 3, and when the first guide section 10 rotates to be in contact with the guide pin 3, the guide pin 3 prevents the brake block 5 from rotating around the guide pin 3 and bears the force F2; on the contrary, when the brake is reversed, the direction of the force F1 applied to the guide pin 3 is reversed, and when the second guide section 11 contacts the guide pin 3, the guide pin 3 prevents the brake shoe 5 from rotating around the guide pin 3 at the other end and receives the force in the reverse direction F2. After the brake is released, the stretched return spring 9 automatically rebounds, and the return of the brake block 5 is reliably realized, so that the dragging torque between the brake disc and the brake block 5 is reduced, and in the process of releasing the brake, because the vehicle vibrates on the road surface, the force in the direction opposite to the vibration of the road surface is applied to the insertion part acting surface 512 of the limit groove at the corresponding position through the insertion part 92 of the return spring 9, and the impact noise of the brake block 5 on the guide pin 3 is inhibited.
The guide pin 3 of the utility model is arranged on the brake caliper body 6, bears the braking force from the brake block 5 during braking, and provides a guide carrier for the sliding of the brake block 5; the damper is mounted on the brake pad backing plate. When the vehicle brakes, the piston 1 transmits pressure to the brake block 5, the brake block 5 contacts with a brake disc to realize braking, and meanwhile, the limiting piece 51 on the brake block 5 drives the return spring 9 to deform towards the brake disc to generate tensile elastic force.
Adopt the utility model discloses a braking pincers assembly, when the vehicle braking, on the braking force that produces between brake block 5 and brake disc transmits two uide pins 3, produced braking force when bearing the braking by two uide pins 3 does not need the fixed pincers body of tradition to bear the holding surface of braking force to the machine adds the cost has been reduced.
The utility model discloses after the braking is relieved to the vehicle, tensile deformation's return spring 9 is applyed brake block 5 and is moved opposite direction's effort with piston 1 in braking process, has realized brake block 5's initiative return reliably to reduce the dragging moment between brake disc and the brake block 5, and then reduced the oil consumption (power consumption) of whole car, increased the continuation of the journey mileage, reduced CO 2 Discharging; in addition, the return spring 9 is supported on a back plate of the brake block 5, applies positive pressure pressing towards the guide pins 3 to the brake block 5, and provides rebound tension perpendicular to the positive pressure, so that the impact abnormal sound of the brake block 5 and the two guide pins 3 can be effectively eliminated; the damper is arranged on the brake block back plate and can change the vibration mode of the brake caliper assembly during braking, thereby realizing the suppressionNoise and environmental pollution.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a low dragging, low noise opposed brake caliper assembly, includes the brake caliper body that has the hole is dodged to the brake disc, is located brake disc both sides and both ends and passes through the brake pads that uide pin and brake caliper body coupling, installs the piston that drives the brake pads and remove to the brake disc on the brake caliper body, its characterized in that: the brake block is characterized by also comprising an elastic resetting mechanism for automatically resetting the brake block, wherein the elastic resetting mechanism comprises return springs which are oppositely arranged on two sides of the brake block, a pressing shaft is arranged above the middle part of each return spring, two ends of each pressing shaft are supported on the brake caliper body, and positioning grooves are formed in the positions, corresponding to the return springs, of the two ends of each pressing shaft so that the return springs are clamped in the positioning grooves; the two ends of the return spring are provided with a limiting part and an inserting part connected with the limiting part, the inserting part extends downwards into a vertically arranged limiting groove on the brake block back plate, and the limiting part is lapped on the upper end surface of the limiting groove; the lower end of the inserting part of the return spring extends out of the limiting groove, and the extending part is bent to be clamped on the lower end face of the limiting groove.
2. A low drag, low noise opposed brake caliper assembly according to claim 1, wherein: the middle part of the inserting part of the return spring is bent to form a raised inserting part, and the inserting part is contacted with the inner side surface of the limiting groove.
3. A low drag, low noise opposed brake caliper assembly according to claim 2, wherein: the inserting parts and the limiting parts at the two ends of the return spring are both outwards protruded.
4. A low drag, low noise opposed brake caliper assembly according to claim 1, wherein: and the part of the return spring extending out of the lower end face of the limiting groove is bent outwards.
5. A low drag, low noise opposed brake caliper assembly according to claim 1, wherein: the position of the return spring corresponding to the pressing shaft is bent downwards to form a positioning part protruding downwards, and two ends of the return spring corresponding to the positioning part are bent upwards to form a rebound part protruding upwards.
6. A low drag, low noise opposed brake caliper assembly according to claim 1, wherein: the return spring is W-shaped and is formed by bending elastic materials.
7. A low drag, low noise opposed brake caliper assembly according to claim 1, wherein: the return spring is formed by bending an elastic material with a round or rectangular cross section.
8. A low drag, low noise opposed brake caliper assembly according to claim 1, wherein: the pressure shaft is an optical axis or a screw rod.
9. A low drag, low noise opposed brake caliper assembly according to claim 1, wherein: and a damper is arranged on a back plate of the brake block so as to change the vibration mode of the brake caliper during braking.
10. A low drag, low noise opposed brake caliper assembly according to claim 1, wherein: and a rubber sealing element is arranged between the brake caliper body and the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222313476.3U CN217814668U (en) | 2022-08-31 | 2022-08-31 | Low-drag low-noise opposed brake caliper assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222313476.3U CN217814668U (en) | 2022-08-31 | 2022-08-31 | Low-drag low-noise opposed brake caliper assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217814668U true CN217814668U (en) | 2022-11-15 |
Family
ID=83977378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222313476.3U Active CN217814668U (en) | 2022-08-31 | 2022-08-31 | Low-drag low-noise opposed brake caliper assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217814668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115419665A (en) * | 2022-08-31 | 2022-12-02 | 南方天合底盘系统有限公司 | A low-lag, low-noise opposed brake caliper assembly |
-
2022
- 2022-08-31 CN CN202222313476.3U patent/CN217814668U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115419665A (en) * | 2022-08-31 | 2022-12-02 | 南方天合底盘系统有限公司 | A low-lag, low-noise opposed brake caliper assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10962068B2 (en) | Disc brake for a utility vehicle, and brake pad set | |
| CN215980559U (en) | Active return function spring piece assembly and low-drag fixed brake caliper assembly | |
| CN114704567B (en) | Low-noise and low-drag fixed brake caliper assembly | |
| CN217814668U (en) | Low-drag low-noise opposed brake caliper assembly | |
| KR20110060243A (en) | Disc brake | |
| CN217152781U (en) | Low-drag fixed brake caliper assembly | |
| CN219035393U (en) | Low-drag fixed brake caliper assembly | |
| CN112901682B (en) | An integrated brake caliper assembly | |
| KR20150091859A (en) | Caliper brake for a vehicle | |
| CN208074054U (en) | Caliper body and brake caliper assy | |
| CN217152782U (en) | Fixed brake caliper assembly | |
| CN110920580B (en) | Automobile brake transmission system | |
| CN115419665A (en) | A low-lag, low-noise opposed brake caliper assembly | |
| CN214578470U (en) | Return device for brake calipers | |
| CN115949680A (en) | Fixed brake caliper assembly | |
| KR102639353B1 (en) | Parking brake caliper assembly for compact electric vehicles | |
| CN218377404U (en) | Split opposed brake caliper assembly | |
| KR100771004B1 (en) | Disc brake | |
| CN220168408U (en) | Center balance return fixing clamp assembly | |
| KR100994009B1 (en) | Disc brake | |
| KR101404727B1 (en) | Brake pad with supporting member | |
| CN222296804U (en) | Brake block active return spring piece for reducing dragging of calipers | |
| KR20100000727A (en) | Calliper sealing | |
| CN112413022B (en) | Braking friction disc resetting device and vehicle | |
| KR100622473B1 (en) | Disc brake structure of car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |