CN211778650U - Disc brake and vehicle with same - Google Patents
Disc brake and vehicle with same Download PDFInfo
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- CN211778650U CN211778650U CN202020032130.4U CN202020032130U CN211778650U CN 211778650 U CN211778650 U CN 211778650U CN 202020032130 U CN202020032130 U CN 202020032130U CN 211778650 U CN211778650 U CN 211778650U
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- friction block
- brake
- spring piece
- spring
- disc brake
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Abstract
The utility model discloses a disc brake and have its vehicle. The disc brake includes: the brake disc, brake caliper, first spring leaf and second spring leaf and clutch blocks, first spring leaf is located the top of second spring leaf, the second spring leaf has flexible second spring leaf supporting part, the clutch blocks is suitable for with the brake disc contact or separation, the clutch blocks has the clutch blocks guide part, the clutch blocks is by flexible centre gripping between first spring leaf and second spring leaf, not only can effectively reduce the clutch blocks and brake disc when carrying out the contact braking, the sliding resistance of clutch blocks, thereby realize reducing braking dragging torque, and then effectively reduce the energy resource consumption of vehicle, and, when the vehicle is traveling on the road surface of jolting, suitable clamp force can effectively prevent the drunkenness of clutch blocks in radial direction, thereby prevent the clutch blocks and strike the abnormal sound that first spring leaf and second spring leaf and produce, and then can improve the driving comfort of vehicle.
Description
Technical Field
The utility model relates to the technical field of vehicles, particularly, relate to a disc brake and have its vehicle.
Background
In the existing disc brake, a single spring leaf is generally adopted, a guide groove with upper and lower limits is arranged in the spring leaf, a friction block moves in the guide groove, the contact area between the friction block and the spring leaf is large, the movement resistance of the friction block in the guide groove of the spring leaf is large due to manufacturing and processing errors, if the fit clearance between the friction block and the spring leaf is too large, the friction block and the spring leaf are easy to generate knocking abnormal sound when a vehicle runs to a bumpy road surface or a similar road surface, and therefore the driving comfort of the vehicle is affected.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least. Therefore, the utility model provides a disc brake is equipped with first spring leaf and second spring leaf in this disc brake to second spring leaf and clutch blocks flexible connection, the driving comfort that can guarantee the vehicle is good.
The utility model also provides a vehicle of having above-mentioned disc brake.
According to the utility model discloses disc brake includes: the brake caliper comprises a brake disc, a brake caliper, a first spring piece, a second spring piece and a friction block, wherein the brake caliper is provided with a friction block accommodating space, the first spring piece and the second spring piece are arranged on the inner wall of the friction block accommodating space, the first spring piece is located above the second spring piece, the second spring piece is provided with a flexible second spring piece supporting portion, the friction block is suitable for being in contact with or separated from the brake disc, the friction block is provided with a friction block guiding portion, the friction block guiding portion is clamped between the first spring piece and the second spring piece supporting portion, and the second spring piece supporting portion is suitable for applying the elasticity of the first spring piece to the friction block guiding portion.
According to the utility model discloses disc brake, the clutch blocks is by flexible centre gripping between first spring leaf and second spring leaf, not only can effectively reduce clutch blocks and brake disc when carrying out the contact braking, the sliding resistance of clutch blocks, thereby realize reducing braking drag moment, and then effectively reduce the energy resource consumption of vehicle, and, when the vehicle is traveling on the road surface of jolting, suitable clamp force can effectively prevent the drunkenness at radial direction of clutch blocks, thereby prevent that clutch blocks from knocking first spring leaf and second spring leaf and the abnormal sound that produces, and then can improve the driving comfort of vehicle.
According to some embodiments of the invention, the brake caliper comprises: the brake caliper comprises a brake caliper support and a caliper body, wherein the brake caliper support is fixedly connected with the caliper body, the first spring piece is arranged on the brake caliper support, and the second spring piece is arranged on the caliper body.
Further, the brake caliper bracket includes: the spring piece guide part is arranged on the side, facing the friction block, of the friction block track, and the upper side of the friction block guide part is suitable for abutting against the first spring piece.
Furthermore, a fixed clamping groove is formed in the friction block track, a first clamping jaw which is suitable for being matched with the fixed clamping groove is arranged on the first spring piece, and the first clamping jaw is in clamping fit with the fixed clamping groove.
Specifically, the second spring piece includes: the second spring piece supporting parts are arranged on two sides of the second spring piece body, the second spring piece body is suitable for being fixed on the caliper body, and the second spring piece supporting parts are suitable for supporting the friction block guiding parts on one corresponding side.
Further, the second spring plate support part is configured as an elongated support part, and the length of the second spring plate support part is not less than the sliding length of the friction block.
Specifically, the second spring piece body is provided with a plurality of second clamping jaws, fixing holes suitable for being matched with the second clamping jaws are formed in the clamping jaw body, and the second clamping jaws are clamped in the fixing holes.
Further, the second jaw includes: the second upper claw is positioned on one side, facing the friction block accommodating space, of the fixing hole, and the second lower claw is positioned on one side, facing away from the friction block accommodating space, of the fixing hole.
According to some embodiments of the invention, the second spring leaf is a hollowed spring leaf.
According to another aspect of the present invention, a vehicle includes the above disc brake.
The vehicle has the same advantages as the disc brake described above with respect to the prior art, and will not be described in detail here.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a disassembled schematic view of a disc brake;
FIG. 2 is a left side elevational schematic view of the disc brake;
FIG. 3 is a schematic elevational view of the disc brake without the caliper body;
fig. 4 is a perspective view of the second spring plate.
Reference numerals:
the brake caliper comprises a disc brake 10, a brake caliper 1, a caliper body 2, a jaw 21, a brake caliper bracket 3, a first side arm 31, a second side arm 32, a first spring plate 4, a first jaw 41, a second spring plate 5, a second spring plate body 51, a second spring plate support portion 52, a second upper jaw 531, a second lower jaw 532, a friction block accommodating space 6, a friction block 8, a friction block guide portion 81, an inner friction block 82 and an outer friction block 83.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "length", "up", "down", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
A disc brake 10 according to an embodiment of the present invention is described in detail below with reference to fig. 1 to 4.
Referring to fig. 1, a disc brake 10 according to an embodiment of the present invention includes: the brake comprises a brake disc, a brake caliper 1, a first spring piece 4, a second spring piece 5 and a friction block 8, wherein the first spring piece 4 and the second spring piece 5 are fixed in the brake caliper 1, the friction block 8 is located between the first spring piece 4 and the second spring piece 5, and when a vehicle is braked, the friction block 8 is suitable for being stopped on the brake disc, so that the vehicle is braked.
Specifically, as shown in fig. 1 to 3, the brake caliper 1 has a pad accommodating space 6, the first spring plate 4 and the second spring plate 5 are both disposed on an inner wall of the pad accommodating space 6, and the first spring plate 4 is located above the second spring plate 5, the second spring plate 5 has a flexible second spring plate support portion 52, the pad 8 is adapted to be in contact with or separated from the brake disc, the pad 8 has a pad guide portion 81, the pad guide portion 81 is sandwiched between the first spring plate 4 and the second spring plate support portion 52, and the second spring plate support portion 52 is adapted to apply an elastic force to the pad guide portion 81 toward the first spring plate 4.
That is to say, the friction block 8 is by the flexible centre gripping between first spring leaf 4 and second spring leaf 5, consequently, when the vehicle was gone on the road surface of jolting, can effectively prevent the play of friction block 8 in radial direction to prevent the abnormal sound that the friction block 8 from knocking first spring leaf 4 and second spring leaf 5 and produce, and then can improve the driving comfort of vehicle, guarantee that the NVH performance of vehicle is better.
In a specific embodiment, the elastic force applied by the second spring plate 5 to the friction block guide portion 81 and facing the first spring plate 4 can be adjusted according to a specific vehicle type and a braking requirement, so as to ensure that the clamping force of the first spring plate 4 and the second spring plate 5 to the friction block 8 is optimal, therefore, when a vehicle brakes, the disc brake 10 can effectively reduce the sliding resistance of the friction block 8 when the friction block 8 and a brake disc are in contact braking, so as to reduce the braking dragging torque, further effectively reduce the energy consumption of the vehicle, thereby ensuring that the service life of the friction block 8 of the disc brake 10 is long, and ensuring high braking reliability.
The optimal value of the clamping force of the first spring piece 4 and the second spring piece 5 on the friction block 8 can ensure the sliding resistance of the friction block 8 between the first spring piece 4 and the second spring piece 5 by adjusting the deformation of the friction block 8 and the second spring piece 5, so that the optimal clamping force is achieved.
According to the utility model discloses disc brake 10, clutch blocks 8 are by flexible centre gripping between first spring leaf 4 and second spring leaf 5, not only can effectively reduce clutch blocks 8 and brake disc when carrying out the contact braking, the sliding resistance of clutch blocks 8, thereby realize reducing braking dragging torque, and then effectively reduce the energy resource consumption of vehicle, and, when the vehicle goes on the road surface of jolting, suitable clamp force can effectively prevent the drunkenness at radial direction of clutch blocks 8, thereby prevent clutch blocks 8 from knocking first spring leaf 4 and second spring leaf 5 and the abnormal sound that produces, and then can improve the driving comfort of vehicle.
According to some embodiments of the present invention, as shown in fig. 1-2, the brake caliper 1 may comprise: brake caliper support 3, the caliper body 2 is located the below of brake caliper support 3, and the caliper body 2 has the jack catch 21 that stretches into clutch blocks accommodation space 6, brake caliper support 3 and caliper body 2 fixed connection, first spring leaf 4 sets up in brake caliper support 3, second spring leaf 5 sets up in caliper body 2, and second spring leaf supporting part 52 of second spring leaf 5 extends towards first spring leaf 4 to make the centre gripping of clutch blocks 8 between first spring leaf 4 and second spring leaf 5.
Specifically, as shown with reference to fig. 1, the friction block 8 may include: the brake disc is positioned between the inner friction block 82 and the outer friction block 83, wherein the inner friction block 82 is positioned at one side close to the brake caliper bracket 3, and the outer friction block 83 is positioned at one side close to the jaw 21 of the caliper body 2.
In the embodiment, when the vehicle needs to be braked, the brake piston in the brake caliper bracket 3 pushes the inner pad 82 to press the brake disc, and the brake caliper 1 makes the second spring plate 5 on the caliper body 2 and the jaws 21 of the caliper body 2 pull the outer pad 83 to press the brake disc under the reaction of the oil pressure, so as to realize braking. When the disc brake 10 is released, after the oil pressure of brake oil is eliminated, the brake disc starts to rotate, due to the jumping of the brake disc, the brake disc bounces the inner friction block 82 and the outer friction block 83 towards the direction far away from the brake disc respectively, and meanwhile, under the elastic action of the second spring piece 5, the friction resistance at the contact position of the second spring piece 5 and the friction block 8 promotes the friction block 8 to be far away from the brake disc, so that the dragging moment can be reduced, and the brake cancellation is ensured to be timely.
In addition, in the braking and releasing processes, the first spring pieces 4 and the second spring pieces 5 can always keep the optimal spring clamping force on the inner friction blocks 82 and the outer friction blocks 83, so that the inner friction blocks 82 and the outer friction blocks 83 can be guaranteed to move smoothly along the axial direction, the optimal sliding resistance is further kept, the dragging torque of the disc brake 10 is reduced, the service life of the friction blocks 8 is prolonged, and good NVH performance is guaranteed when a vehicle runs on a bad road.
Further, the brake caliper bracket 3 includes: the brake caliper comprises a first side arm 31 and a second side arm 32, wherein stepped friction block tracks are arranged on the opposite surfaces of the first side arm 31 and the second side arm 32, first spring pieces 4 are arranged on one sides of the friction block tracks, which face a friction block 8, the upper sides of friction block guide parts 81 are suitable for abutting against the first spring pieces 4, namely the number of the first spring pieces 4 is two, the two first spring pieces 4 are respectively fixed on the first side arm 31 and the second side arm 32 of a brake caliper support 3, and the upper sides of the friction block guide parts 81 of the friction block 8 are suitable for abutting against the first spring pieces 4, so that the friction block tracks limit the friction block 8 upwards through the first spring pieces 4.
It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Further, as shown in fig. 1, a fixing slot is provided on the friction block track, a first claw 41 adapted to be matched with the fixing slot is provided on the first spring plate 4, and the first claw 41 is in clamping fit with the fixing slot, so that the first spring plate 4 can be fixed on the friction block track.
Specifically, the first spring plate 4 is further provided with flanges adapted to be matched with two ends of the first side arm 31 and the second side arm 32, so that the reliability of matching between the first spring plate 4 and the friction block rail is high.
Specifically, as shown in fig. 4, the second spring piece 5 may include: the second spring plate body 51 is provided with second spring plate supporting parts 52 on two sides of the second spring plate body 51, the second spring plate body 51 is suitable for being fixed on the caliper body 2, the second spring plate supporting parts 52 are suitable for supporting the friction block guide part 81 on one corresponding side, the second spring plate body 51 and the second spring plate supporting parts 52 on two sides can be connected through connecting arms, and the second spring plate supporting parts 52 are stopped at the lower side of the friction block guide part 81, so that the flexible connection with the friction block 8 is realized.
Further, as shown in fig. 4, the second spring plate support portion 52 is configured as an elongated support portion, and the length of the second spring plate support portion 52 is not less than the sliding length of the friction block 8, so as to ensure that the friction block 8 can be under the elastic force of the second spring plate 5 during braking and brake releasing, and further ensure that the axial movement of the friction block 8 is stable.
Specifically, as shown in fig. 4, the second spring plate body 51 has a plurality of second claws, the caliper body 2 is provided with fixing holes adapted to cooperate with the plurality of second claws, and the plurality of second claws are clamped in the fixing holes, so that the second spring plate 5 can be fixed on the caliper body 2.
Further, as shown in fig. 4, the second jaw may include: the second upper jaw 531 and the second lower jaw 532 are arranged, the second upper jaw 531 is located on one side, facing the friction block accommodating space 6, of the fixing hole, and the second lower jaw 532 is located on one side, facing away from the friction block accommodating space 6, of the fixing hole, so that the second spring piece body 51 is fixedly connected with the caliper body 2 through the connection mode of the inner buckle and the outer buckle, and the second spring piece 5 is reliably connected with the caliper body 2.
According to the utility model discloses a some embodiments, second spring leaf 5 can be the fretwork spring leaf to be favorable to reducing the weight of disc brake 10, realize the lightweight of vehicle.
According to another aspect of the present invention, a vehicle includes the above-described disc brake 10.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A disc brake, comprising:
a brake disc;
a brake caliper having a pad receiving space;
the first spring piece and the second spring piece are arranged on the inner wall of the friction block accommodating space, the first spring piece is positioned above the second spring piece, and the second spring piece is provided with a flexible second spring piece supporting part;
a friction block adapted to be brought into contact with or separated from the brake disk, the friction block having a friction block guide portion sandwiched between the first spring piece and the second spring piece support portion, and the second spring piece support portion being adapted to apply an elastic force to the friction block guide portion toward the first spring piece.
2. The disc brake of claim 1, wherein the brake caliper comprises: the brake caliper comprises a brake caliper support and a caliper body, wherein the brake caliper support is fixedly connected with the caliper body, the first spring piece is arranged on the brake caliper support, and the second spring piece is arranged on the caliper body.
3. The disc brake of claim 2, wherein the brake caliper bracket includes: the spring piece guide part is arranged on the side, facing the friction block, of the friction block track, and the upper side of the friction block guide part is suitable for abutting against the first spring piece.
4. The disc brake of claim 3, wherein the friction block track is provided with a fixed clamping groove, the first spring plate is provided with a first clamping claw which is suitable for being matched with the fixed clamping groove, and the first clamping claw is matched with the fixed clamping groove in a clamping manner.
5. The disc brake of claim 2, wherein the second spring plate includes: the second spring piece supporting parts are arranged on two sides of the second spring piece body, the second spring piece body is suitable for being fixed on the caliper body, and the second spring piece supporting parts are suitable for supporting the friction block guiding parts on one corresponding side.
6. The disc brake of claim 5, wherein the second spring plate support portion is configured as an elongated support portion, and a length of the second spring plate support portion is not less than a sliding length of the friction block.
7. The disc brake of claim 5 or 6, wherein the second spring plate body has a plurality of second claws, the caliper body has a fixing hole formed therein adapted to engage with the plurality of second claws, and the plurality of second claws are caught in the fixing hole.
8. The disc brake of claim 7, wherein the second pawl includes: the second upper claw is positioned on one side, facing the friction block accommodating space, of the fixing hole, and the second lower claw is positioned on one side, facing away from the friction block accommodating space, of the fixing hole.
9. The disc brake of claim 1, wherein the second spring plate is an openwork spring plate.
10. A vehicle, characterized in that it comprises a disc brake according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020032130.4U CN211778650U (en) | 2020-01-08 | 2020-01-08 | Disc brake and vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020032130.4U CN211778650U (en) | 2020-01-08 | 2020-01-08 | Disc brake and vehicle with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211778650U true CN211778650U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020032130.4U Active CN211778650U (en) | 2020-01-08 | 2020-01-08 | Disc brake and vehicle with same |
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| Country | Link |
|---|---|
| CN (1) | CN211778650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112594305A (en) * | 2020-12-15 | 2021-04-02 | 万向钱潮（上海）汽车系统有限公司 | Clamp structure |
-
2020
- 2020-01-08 CN CN202020032130.4U patent/CN211778650U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112594305A (en) * | 2020-12-15 | 2021-04-02 | 万向钱潮（上海）汽车系统有限公司 | Clamp structure |
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