CN113187834A - Outer hoop locking type anti-warping brake disc - Google Patents
Outer hoop locking type anti-warping brake disc Download PDFInfo
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- CN113187834A CN113187834A CN202110350420.2A CN202110350420A CN113187834A CN 113187834 A CN113187834 A CN 113187834A CN 202110350420 A CN202110350420 A CN 202110350420A CN 113187834 A CN113187834 A CN 113187834A
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- outer hoop
- disc
- heat dissipation
- friction
- warping
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- 230000017525 heat dissipation Effects 0.000 claims description 84
- 210000003205 muscle Anatomy 0.000 claims description 11
- 238000013467 fragmentation Methods 0.000 claims 2
- 238000006062 fragmentation reaction Methods 0.000 claims 2
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 17
- 238000010008 shearing Methods 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 229910001208 Crucible steel Inorganic materials 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/12—Discs; Drums for disc brakes
- F16D65/128—Discs; Drums for disc brakes characterised by means for cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/12—Discs; Drums for disc brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
- F16D65/84—Features relating to cooling for disc brakes
- F16D65/847—Features relating to cooling for disc brakes with open cooling system, e.g. cooled by air
Abstract
The invention discloses an outer hoop locking type anti-warping brake disc which comprises a support disc, an anti-warping outer hoop and two friction discs, wherein the two friction discs are respectively attached to two sides of the support disc and are clamped and locked through fastening assemblies, central through holes are formed in the support disc and the friction discs, the anti-warping outer hoop is sleeved on the periphery of the support disc and comprises at least two arc outer hoop sub-pieces, the arc outer hoop sub-pieces are connected end to end, anti-warping baffle plates are arranged on two sides of each arc outer hoop sub-piece, anti-warping grooves are formed in the circumferential surface of each friction disc, and the anti-warping baffle plates on two sides of each arc outer hoop sub-piece are respectively clamped in the anti-warping grooves of the two friction discs. The invention adopts the split-type anti-warping outer hoop to ensure that the outer side of the friction disc does not warp, the connection stability of the brake disc is good, the disassembly and the assembly are convenient, the friction surface of the friction disc is not occupied, and the friction area of the friction disc is utilized to the maximum.
Description
Technical Field
The invention relates to the technical field of vehicle braking devices, in particular to an outer hoop locking type anti-warping brake disc.
Background
At present, most of domestic vehicle brakes are disc brakes. Disc brake formats are mainly divided into two categories: shaft-mounted and wheel-mounted. The shaft-mounted brake disc body of the high-speed vehicle is usually made of cast steel and integrally cast, the production efficiency is high, the production cost is low, the structure of the brake disc is mature and reliable, and the cast steel brake disc with the structure is widely applied to the high-speed vehicle. The proof warp structure of prior art's brake disc all adopts bolted connection, and bolted connection need be trompil on friction disk and supporting disk, not only leads to the effective area of the friction surface of friction disk to reduce, and bolted connection structure dismouting is not simple and convenient simultaneously, has increased the installation degree of difficulty and the installation work load of brake disc.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an outer hoop locking type anti-warping brake disc which adopts a split type anti-warping outer hoop to ensure that the outer side of a friction disc does not warp, the connection stability of the brake disc is good, the assembly and disassembly are convenient, holes are less or avoided on the friction surface, the friction area of the friction disc is utilized to the maximum extent, and the friction braking effect is enhanced.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides an outer hoop locking formula brake disc of preventing warping, includes supporting disk, the outer hoop of proof warp and two friction discs, two friction discs paste respectively and establish the both sides at the supporting disk, and press from both sides tight locking through fastening component between the three, supporting disk and friction disc all are equipped with central through-hole, the outer hoop cover of proof warp is in the periphery of supporting disk, the outer hoop of proof warp includes two at least circular arcs outer hoop burst, and each circular arc outer hoop burst end to end, the outer hoop burst both sides of circular arc are equipped with the proof warp baffle, be equipped with the proof warp recess on the periphery of friction disc, the proof warp baffle of the outer hoop burst both sides of circular arc blocks respectively in the proof warp recess of two friction discs.
As a further improvement of the above technical solution:
be equipped with locking structure between two adjacent circular arc outer hoop burst, locking structure includes that two outer hoop bosss and the screw thread retaining member of connecting two outer hoop bosss, and the tip of two circular arc outer hoop burst is located respectively to two outer hoop bosss.
The threaded locking part is a locking bolt, locking holes are formed in the boss of the outer hoop, and the locking bolt penetrates through the two locking holes and is locked through a locking nut; the outer circumferential surface of the anti-warping outer hoop is flush with the circumferential surface of the friction disc.
A plurality of outer hoop mounting notches which are circumferentially arranged at intervals are formed in the side wall of the inner side of the warping-proof groove, and the head end and the tail end of the arc outer hoop separation sheet are located in the outer hoop mounting notches; the periphery of the supporting disk is provided with a plurality of avoidance notches arranged at intervals along the circumferential direction, and the locking structure is located in the avoidance notches.
The supporting disk is formed by splicing two supporting disk components of a whole that can function independently, the supporting disk components of a whole that can function independently include annular web and multiunit heat dissipation muscle, and multiunit heat dissipation muscle is fixed on annular web along circumference, forms main heat dissipation groove between two adjacent sets of heat dissipation muscle, and the synthetic main heat dissipation passageway in main heat dissipation groove between two supporting disk components of a whole that can function independently, the outer hoop louvre that is equipped with owner on the circular arc outer hoop burst, main heat dissipation passageway communicates with each other with the outer hoop louvre of owner.
Every group heat dissipation muscle includes first radiating block, second radiating block and third radiating block, the both sides of second radiating block are located to first radiating block and third radiating block branch, first supplementary radiating groove has between first radiating block and the second radiating block, be equipped with the supplementary radiating groove of second between third radiating block and the second radiating block, first supplementary radiating groove joins in annular web's radial outer end with the supplementary radiating groove of second, and the synthetic first supplementary radiating channel of first supplementary radiating groove on two supporting disk components of a whole that can function independently, the synthetic second supplementary radiating channel of the supplementary radiating groove of second on two supporting disk components of a whole that can function independently, be equipped with on the outer hoop burst of circular arc and assist the outer hoop louvre of hoop, first supplementary radiating channel and the supplementary radiating channel of second and assist the outer hoop louvre of assisting communicate with each other.
And rib supporting heat dissipation holes are formed in the first heat dissipation block, the second heat dissipation block and the third heat dissipation block.
The friction disc is characterized in that a plurality of mounting lugs arranged at intervals along the circumferential direction are arranged on the inner circumferential surface of the supporting disc, a plurality of connecting lugs arranged at intervals along the circumferential direction are arranged on the inner circumferential surface of the friction disc, the fastening assembly comprises a plurality of fastening bolts, each mounting lug corresponds to each connecting lug, and the mounting lugs and the connecting lugs are connected through one fastening bolt.
And one side of the mounting lug is provided with a shear-resistant limiting plate, and the connecting lug is provided with a shear-resistant limiting groove which can be matched with the shear-resistant limiting plate.
The brake disc further comprises a disc hub, a plurality of disc hub convex blocks which are arranged at intervals along the circumferential direction are arranged on the outer circumferential surface of the disc hub, the mounting convex blocks, the connecting convex blocks and the disc hub convex blocks are in one-to-one correspondence, the disc hub convex blocks are clamped between the mounting convex blocks and the connecting convex blocks, and the mounting convex blocks, the connecting convex blocks and the disc hub convex blocks are connected through fastening bolts.
Compared with the prior art, the invention has the advantages that:
(1) the anti-warping outer hoop is provided with a plurality of arc outer hoop sections which are connected end to end and hooped on the supporting disk, anti-warping baffle plates on two sides of each arc outer hoop section are matched with anti-warping grooves of the two friction disks, thereby clamping the two friction disks at the outer side with the support disk, ensuring that the outer sides of the friction disks are not tilted, the fastening component on the inner side of the brake disc mainly fastens the support disc and the friction disc, the anti-warping outer hoop plays a role in assisting in fastening the support disc and the friction disc and can prevent the friction disc from warping, thereby greatly improving the connection stability of the brake disc, and the anti-warping structure does not need to open connecting holes on the friction disc and the support disc, has simple structure and convenient disassembly and assembly, and the friction surface of the friction disc is not occupied, so that the friction area of the friction disc is effectively increased, and the friction braking effect is enhanced.
(2) According to the outer hoop locking type anti-warping brake disc, the support disc is of the structure with the heat dissipation channel arranged in the middle, the heat dissipation ribs are hollowed out, and compared with a strip-shaped support rib structure in the prior art, the structure of the heat dissipation ribs is provided. On the other hand, a main heat dissipation channel and an auxiliary heat dissipation channel are formed, the heat dissipation space is large, and the heat dissipation effect of the supporting disc is greatly improved. Compared with the same type of structure, the supporting disc has the same external dimension and the same density, the integral mass of the supporting disc is at least light 1/3, and the use requirements of different working conditions can be met.
(3) According to the outer hoop locking type anti-warping brake disc, the arrangement of the anti-shearing limiting plate of the supporting disc and the anti-shearing limiting groove of the friction disc can improve the moment transmission of the brake disc, the equivalent torque can be transmitted by the forward and reverse rotation of the brake disc, the shearing stress of bolts is reduced, and the service life of the brake disc is prolonged. Meanwhile, the shear-resistant limiting plate also abuts against the hub bump and can also play a role in torque transmission.
Drawings
Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.
Fig. 2 is a schematic perspective exploded view of embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of a friction disk in embodiment 1 of the invention.
Fig. 4 is a side view of a friction disc in embodiment 1 of the invention.
Fig. 5 is a schematic structural view of a support plate split body in embodiment 1 of the present invention.
Fig. 6 is a schematic structural view of another support plate split body in embodiment 1 of the present invention.
Fig. 7 is a schematic diagram illustrating a positional relationship between the shear-resistant stopper plate and the boss protrusion in embodiment 1 of the present invention.
Fig. 8 is a schematic structural view of the circular arc outer band segment in example 1 of the present invention.
Fig. 9 is a schematic structural view of a hub in embodiment 1 of the present invention.
Fig. 10 is a schematic structural view of the circular arc outer band segment in embodiment 2 of the present invention.
The reference numerals in the figures denote:
1. a support disc; 10. the support plate is split; 101. avoiding the notch; 11. an annular web; 12. heat dissipation ribs; 121. a first heat dissipation block; 122. a second heat dissipation block; 123. a third heat dissipation block; 124. supporting ribs and radiating holes; 13. a primary heat sink; 14. a primary heat dissipation channel; 15. a first auxiliary heat sink; 16. a second auxiliary heat sink; 17. a first auxiliary heat dissipation channel; 18. a second auxiliary heat dissipation channel; 2. a friction disk; 21. a warping-proof groove; 22. an outer hoop mounting notch; 23. a connection bump; 231. a shear resistant limit groove; 3. an anti-warping outer hoop; 31. separating the arc outer hoop; 311. a warping prevention baffle; 312. a main outer hoop heat dissipation hole; 313. auxiliary external hoop heat dissipation holes; 314. mounting an end plate; 4. fastening a bolt; 5. a locking structure; 51. an outer hoop boss; 511. a locking hole; 52. locking the bolt; 53. locking the nut; 7. mounting a bump; 8. a shear resisting limit plate; 9. a hub; 91. hub lugs.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples of the specification.
Example 1
As shown in fig. 1 to 9, the outer hoop locking type anti-warping brake disc of the present embodiment includes a support disc 1, an anti-warping outer hoop 3 and two friction discs 2, wherein the two friction discs 2 are respectively attached to two sides of the support disc 1, and are clamped and locked by fastening components. Supporting disk 1 and friction disk 2 all are equipped with central through-hole, and the outer hoop 3 cover of proof warp is in the periphery of supporting disk 1, and the outer hoop 3 of proof warp includes two at least circular arc outer hoop burst 31, and each circular arc outer hoop burst 31 end to end, and circular arc outer hoop burst 31 both sides are equipped with proof warp baffle 311, are equipped with the recess 21 of proof warp on the periphery of friction disk 2, and the proof warp baffle 311 of the outer hoop burst 31 both sides of circular arc blocks in the recess 21 of proof warp of two friction disks 2 respectively.
In this embodiment, the anti-warping outer band 3 includes five arc outer band segments 31 as an example. The five arc outer hoop fragments 31 are connected end to form a circular outer hoop which is tightly hooped on the supporting plate 1, the anti-warping baffle plates 311 on two sides of each arc outer hoop fragment 31 are matched with the anti-warping grooves 21 of the two friction discs 2, thereby clamping the two friction discs 2 at the outer side with the support disc 1, ensuring that the outer sides of the friction discs 2 are not tilted, the fastening component at the inner side of the brake disc mainly fastens the support disc 1 and the friction disc 2, the anti-warping outer hoop 3 plays a role in assisting in fastening the support disc 1 and the friction disc 2 and can also prevent the friction disc 2 from warping, thereby greatly improving the connection stability of the brake disc, and the anti-warping structure does not need to open connecting holes on the friction disc 2 and the support disc 1, has simple structure and convenient disassembly and assembly, and the friction surface of the friction disc 2 is not occupied, and the friction area of the friction disc is utilized to the maximum extent.
During installation, the two friction discs 2 are attached to the outer side of the support plate 1, the positions of the two friction discs are aligned, the three friction discs are locked by the fastening assembly, then the arc outer hoop sub-pieces 31 are installed one by one, so that the anti-warping baffle plates 311 are inserted into the anti-warping grooves 21, the two adjacent arc outer hoop sub-pieces 31 are connected into a whole, and finally the outer hoop for hooping the friction discs 2 and the support plate 1 is formed.
In the embodiment, the fastening assembly is preferably a fastening bolt 4, and the fastening bolts 4 are provided in a plurality and annularly arranged on the brake disc, close to the radial inner side of the brake disc, and the anti-warping outer hoop 3 is arranged on the radial outer side of the brake disc.
In this embodiment, a locking structure 5 is disposed between two adjacent arc outer hoop sheets 31, the locking structure 5 includes two outer hoop bosses 51 and a threaded locking member connecting the two outer hoop bosses 51, and the two outer hoop bosses 51 are respectively disposed at ends of the two arc outer hoop sheets 31. The threaded locking part is a locking bolt 52, locking holes 511 are arranged on the outer hoop boss 51, and the locking bolt 52 penetrates through the two locking holes 511 and is locked through a locking nut 53.
In this embodiment, the mounting end plates 314 are disposed at two ends of the arc outer hoop segment 31, the outer hoop bosses 51 are fixed on the mounting end plates 314, the two outer hoop bosses 51 in each set of locking structures 5 are overlapped, and the axial direction of the locking hole 511 is parallel to the axial direction of the brake disc. The back of the arc-shaped outer hoop section 31 is enclosed by two mounting end plates 314 and two anti-warping baffle plates 311 to form a square frame.
Further, be equipped with a plurality of outer hoop installation gaps 22 along circumference interval arrangement on the inboard lateral wall of proof warp recess 21, the head end of circular arc outer hoop burst 31 and tail end are located outer hoop installation gap 22, and each outer hoop installation gap cuts apart into the multistage with the inboard lateral wall of proof warp recess 21 promptly, and the whole block of each section is in the square frame at the circular arc outer hoop burst 31 back, and outer hoop installation gap 22 is used for dodging installation end plate 314. The periphery of the support disc 1 is provided with a plurality of avoidance notches 101 which are arranged at intervals along the circumferential direction, the avoidance notches 101 are also used for avoiding the installation end plate 314, and meanwhile, the locking structure 5 is positioned in the avoidance notches 101. The outer hoop mounting gap 22 and the avoiding gap 101 not only facilitate the mounting of the arc outer hoop segment 31, but also prevent the arc outer hoop segment 31 from rotating circumferentially.
In this embodiment, in order to achieve that the outer circumferential surface of the anti-warping outer band 3 is flush with the circumferential surface of the friction disc 2, the radial height of the inner side wall of the anti-warping groove 21 is lower than the radial height of the outer side wall, and the radial height difference between the two is the thickness of the anti-warping outer band 3. The radial height of the support disc 1 is lower than that of the friction disc 2.
In this embodiment, the supporting disk 1 is formed by splicing two supporting disk components of a whole that can function independently 10, and the supporting disk components of a whole that can function independently 10 includes annular web 11 and multiunit heat dissipation muscle 12, and supporting disk components of a whole that can function independently 10 single face sets up multiunit heat dissipation muscle 12. The multiple groups of heat dissipation ribs 12 are circumferentially fixed on the annular web 11, a main heat dissipation groove 13 is formed between two adjacent groups of heat dissipation ribs 12, the main heat dissipation groove 13 between the two support plate split bodies 10 is combined into a main heat dissipation channel 14, the arc outer hoop separation sheet 31 is provided with a main outer hoop heat dissipation hole 312, and the main heat dissipation channel 14 is communicated with the main outer hoop heat dissipation hole 312.
Specifically, each group of heat dissipation ribs 12 includes a first heat dissipation block 121, a second heat dissipation block 122, and a third heat dissipation block 123, and the first heat dissipation block 121 and the third heat dissipation block 123 are respectively disposed on two sides of the second heat dissipation block 122. The first and third heatsinks 121, 123 are fixed radially outward of the annular web 11, and the second heatsink 122 is fixed radially inward of the annular web 11. The first radiating block 121, the second radiating block 122 and the third radiating block 123 are preferably triangular bodies, a first auxiliary radiating groove 15 is arranged between the first radiating block 121 and the second radiating block 122, a second auxiliary radiating groove 16 is arranged between the third radiating block 123 and the second radiating block 122, the first auxiliary radiating groove 15 and the second auxiliary radiating groove 16 are converged at the radial outer end of the annular web 11, the first auxiliary radiating groove 15 on the two supporting disk split bodies 10 is synthesized into a first auxiliary radiating channel 17, the second auxiliary radiating groove 16 on the two supporting disk split bodies 10 is synthesized into a second auxiliary radiating channel 18, the arc outer hoop heat dissipation holes 313 are arranged on the arc outer hoop sub-piece 31, and the first auxiliary radiating channel 17 and the second auxiliary radiating channel 18 are communicated with the auxiliary outer hoop heat dissipation holes 313. Compare the brace rod structure in the bar among the prior art, have this kind of structure of heat dissipation muscle 12, on the one hand, the support contact surface of heat dissipation muscle 12 is big, guarantees supporting disk 1 stable in structure, and intensity is good, and triangular radiating block itself stable in structure, its inclined plane changes in and forms the radiating groove. On the other hand, the main heat dissipation channel 14 and the auxiliary heat dissipation channel are formed, and the heat dissipation space is large. The supporting disk 1 adopts a structure with a heat dissipation channel in the middle, the heat dissipation ribs are hollowed out, the effective size of the disk body structure is small, and the heat dissipation space is large; compared with the same type of structure, the structure has the same external dimension and the same density, the whole weight is at least light 1/3, and the use requirements of different working conditions can be met.
In this embodiment, the first heat dissipation block 121, the second heat dissipation block 122 and the third heat dissipation block 123 are all provided with rib-supporting heat dissipation holes 124. The rib supporting heat dissipation holes 124 are triangular and are matched with the shape of the heat dissipation block, and the rib supporting heat dissipation holes 124 can be matched with external circulation heat dissipation grooves connected with the heat dissipation channel according to heat dissipation requirements. It should be noted that, in other embodiments, the first heat dissipation block 121, the second heat dissipation block 122, and the third heat dissipation block 123 may have other shapes, such as a quadrangular body.
In this embodiment, a plurality of mounting protrusions 7 are provided on the inner circumferential surface of the support plate 1 at intervals in the circumferential direction. The inner circumferential surface of the friction disc 2 is provided with a plurality of connecting lugs 23 arranged at intervals along the circumferential direction, each mounting lug 7 corresponds to each connecting lug 23, the brake disc further comprises a disc hub 9, the outer circumferential surface of the disc hub 9 is provided with a plurality of disc hub lugs 91 arranged at intervals along the circumferential direction, the mounting lugs 7, the connecting lugs 23 and the disc hub lugs 91 correspond to one another one by one, the disc hub lugs 91 are clamped between the mounting lugs 7 and the connecting lugs 23 and are connected through fastening bolts 4, and the disc hub lugs 91, the mounting lugs 7 and the connecting lugs 23 are all provided with mounting holes for the fastening bolts 4 to pass through. The hub 9 serves to connect the brake disc to the axle. For the sake of simplifying the structure, the mounting protrusion 7 and the second heat dissipation block 122 are of an integral structure.
In this embodiment, since the supporting plate 1 is a split structure, the mounting bumps 7 are disposed on the two supporting plate split bodies 10. And a shear-resistant limiting plate 8 is arranged on one side of the mounting lug 7, the shear-resistant limiting plate 8 is perpendicular to the mounting lug 7, and two surfaces of the mounting lug 7 protrude in the axial direction. The two support disc sub-bodies 10 are completely the same in structure. After the overlapping, the shear stopper plate 8 (8 a) of one support disk division body 10 (10 a) is located on a different side of the mounting boss 7 from the shear stopper plate 8 (8 b) of the other support disk division body 10 (10 b). The connecting projection 23 of the friction disc 2 is provided with a shear limiting groove 231 which can be matched with the shear limiting plate 8. During installation, the support disc split bodies 10a and the support disc split bodies 10b are sleeved on the disc hub 9, after the three are overlapped, the installation convex blocks 7 on two sides are aligned with the disc hub convex blocks 91, the shearing resisting limit plates 8a and the shearing resisting limit plates 8b are respectively staggered, the end parts close to the inner parts are clamped on two sides of the disc hub convex blocks 91, the two friction discs 2 are sleeved, the connection convex blocks 23 are aligned with the installation convex blocks 7, the outward ends of the shearing resisting limit plates 8a are clamped in the shearing resisting limit grooves 231, and similarly, the outward ends of the shearing resisting limit plates 8b are also clamped in the shearing resisting limit grooves 231 of the other friction discs 2. And finally, locking by using a fastening bolt 4. This is one way of installation. Or the support plate 1 and the friction disc 2 may be overlapped and then the hub 9 may be installed, the two adjacent installation protrusions 7 on the same support plate split body 10 form an installation gap, and similarly, the two adjacent connection protrusions 23 on the same friction disc 2 form an installation gap, and the hub protrusion 91 of the hub 9 may pass through the installation gap and then rotate, so that the protrusions are aligned.
The distance of force transmission that can improve the brake disc of the limiting plate 8 that shears of supporting disk 1 and the setting of the spacing groove 231 that shears of friction disc 2 to realize that the brake disc is just reversing the homoenergetic and is transmitting equivalent moment of torsion, reduce the shearing atress of bolt, improve the life of brake disc. Meanwhile, the shear-resistant limiting plate 8 also abuts against the hub bump 91 and can also play a role in transmitting torque.
Besides this embodiment, in other embodiments, the hub 9 may not be provided, and the hub may be mounted on the axle in other manners, such as directly providing a protrusion on the axle, and directly connecting the protrusions of the support plate 1 and the friction disc 2 with the protrusion of the axle through the fastening bolt 4.
In the present embodiment, the support plate 1 is taken as two support plate split bodies 10 as an example, and in other embodiments, the support plate 1 may be formed in an integral type, and the heat dissipation ribs 12 may be provided on both surfaces of the support plate 1.
It should be noted that in other embodiments, the number of the arc-shaped outer hoop sections 31 may be less than 5 or greater than 5.
Example 2
As shown in fig. 10, the outer band locking type anti-warp brake disc of the present embodiment is different from embodiment 1 only in that:
in this embodiment, the arc outer cuff section 31 has a different structure. Specifically, the two ends of the circular arc outer hoop section 31 do not need to be provided with the mounting end plates 314, the outer hoop boss 51 is arranged in an L shape, the outer hoop boss 51 is directly fixed at the end of the circular arc outer hoop section 31, thus, the two outer hoop bosses 51 in the locking structure 5 are overlapped in the radial direction, the axis of the locking hole 511 is perpendicular to the axis of the brake disc, a threaded hole or a welded nut is formed in the outer hoop boss 51 on the inner side in the radial direction, and the locking hole 511 in the outer hoop boss 51 on the outer side in the radial direction is a through hole and is locked by the locking bolt 52. In this structure, since the anti-warping plate 311 and the outer hoop boss 51 have a gap therebetween and can be directly engaged with the anti-warping groove 21 of the friction disc 2, the inner side wall of the anti-warping groove 21 does not need to be provided with the outer hoop mounting notch 22. Similarly, the circumferential surface of the support plate 1 does not need to be provided with the escape notch 101.
The rest parts which are not described are basically the same as the embodiment 1, and are not described again.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (10)
1. The utility model provides an outer hoop locking type proof warp brake disc which characterized in that: including supporting disk (1), proof warp outer hoop (3) and two friction disk (2), two friction disk (2) paste respectively and establish the both sides in supporting disk (1), and press from both sides tight locking through fastening component between the three, supporting disk (1) and friction disk (2) all are equipped with the central through hole, the periphery at supporting disk (1) is overlapped to proof warp outer hoop (3), proof warp outer hoop (3) including two at least circular arcs outer hoop branch piece (31), each circular arc outer hoop branch piece (31) end to end, circular arc outer hoop burst piece (31) both sides are equipped with proof warp baffle (311), be equipped with on the periphery of friction disk (2) and proof warp recess (21), the proof warp baffle (311) of circular arc outer hoop branch piece (31) both sides block respectively in the proof warp recess (21) of two friction disk (2).
2. The outer band locking type anti-warp brake disc as claimed in claim 1, wherein: be equipped with locking structure (5) between two adjacent outer hoop fragmentation (31) of circular arc, locking structure (5) include two outer hoop boss (51) and connect the screw retaining member of two outer hoop boss (51), and the tip of two outer hoop fragmentation (31) of circular arc is located respectively in two outer hoop bosses (51).
3. The outer band locking type anti-warp brake disc as claimed in claim 2, wherein: the threaded locking piece is a locking bolt (52), locking holes (511) are formed in the outer hoop boss (51), and the locking bolt (52) penetrates through the two locking holes (511) and is locked through a locking nut (53); the outer circumferential surface of the anti-warping outer hoop (3) is flush with the circumferential surface of the friction disc (2).
4. The outer band locking type anti-warp brake disc as claimed in claim 2, wherein: a plurality of outer hoop mounting notches (22) which are circumferentially arranged at intervals are formed in the side wall of the inner side of the warping-proof groove (21), and the head end and the tail end of the arc outer hoop sub-piece (31) are located in the outer hoop mounting notches (22); the periphery of the supporting disk (1) is provided with a plurality of avoidance notches (101) which are arranged at intervals along the circumferential direction, and the locking structure (5) is located in the avoidance notches (101).
5. The outer band locking type anti-warp brake disc as claimed in any one of claims 1 to 4, wherein: the supporting disk (1) is formed by splicing two supporting disk components of a whole that can function independently (10), the supporting disk components of a whole that can function independently (10) include annular web (11) and multiunit heat dissipation muscle (12), and multiunit heat dissipation muscle (12) are fixed on annular web (11) along circumference, forms main heat dissipation groove (13) between adjacent two sets of heat dissipation muscle (12), and the synthetic main heat dissipation passageway (14) in main heat dissipation groove (13) between two supporting disk components of a whole that can function independently (10), it hoops louvre (312) outward to be equipped with main on the circular arc outer hoop sliced (31), main heat dissipation passageway (14) communicates with each other with main outer hoop louvre (312).
6. The outer band locking type anti-warp brake disc as claimed in claim 5, wherein: each group of radiating ribs (12) comprises a first radiating block (121), a second radiating block (122) and a third radiating block (123), the first radiating block (121) and the third radiating block (123) are respectively arranged at two sides of the second radiating block (122), a first auxiliary radiating groove (15) is arranged between the first radiating block (121) and the second radiating block (122), a second auxiliary radiating groove (16) is arranged between the third radiating block (123) and the second radiating block (122), the first auxiliary radiating groove (15) and the second auxiliary radiating groove (16) are converged at the radial outer end of the annular web (11), first auxiliary radiating grooves (15) on the two supporting disc split bodies (10) are synthesized into a first auxiliary radiating channel (17), second auxiliary radiating grooves (16) on the two supporting disc split bodies (10) are synthesized into a second auxiliary radiating channel (18), an auxiliary outer hoop (313) is arranged on the circular arc outer hoop split sheet (31), the first auxiliary heat dissipation channel (17) and the second auxiliary heat dissipation channel (18) are communicated with the auxiliary outer hoop heat dissipation holes (313).
7. The outer band locking type anti-warp brake disc as claimed in claim 6, wherein: and rib supporting heat dissipation holes (124) are formed in the first heat dissipation block (121), the second heat dissipation block (122) and the third heat dissipation block (123).
8. The outer band locking type anti-warp brake disc as claimed in any one of claims 1 to 4, wherein: the friction disc is characterized in that a plurality of mounting lugs (7) which are arranged at intervals along the circumferential direction are arranged on the inner circumferential surface of the supporting disc (1), a plurality of connecting lugs (23) which are arranged at intervals along the circumferential direction are arranged on the inner circumferential surface of the friction disc (2), the fastening assembly comprises a plurality of fastening bolts (4), each mounting lug (7) corresponds to each connecting lug (23), and the mounting lugs and the connecting lugs are connected through one fastening bolt (4).
9. The outer band locking type anti-warp brake disc as claimed in claim 8, wherein: one side of the mounting lug (7) is provided with a shear-resistant limiting plate (8), and the connecting lug (23) is provided with a shear-resistant limiting groove (231) which can be matched with the shear-resistant limiting plate (8).
10. The outer band locking type anti-warp brake disc as claimed in claim 8, wherein: the brake disc further comprises a disc hub (9), a plurality of disc hub convex blocks (91) which are arranged at intervals along the circumferential direction are arranged on the outer circumferential surface of the disc hub (9), the mounting convex blocks (7), the connecting convex blocks (23) and the disc hub convex blocks (91) are in one-to-one correspondence, the disc hub convex blocks (91) are clamped between the mounting convex blocks (7) and the connecting convex blocks (23), and the disc hub convex blocks (91) and the mounting convex blocks (7) are connected through fastening bolts (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110350420.2A CN113187834B (en) | 2021-03-31 | 2021-03-31 | Outer hoop locking type anti-warp brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110350420.2A CN113187834B (en) | 2021-03-31 | 2021-03-31 | Outer hoop locking type anti-warp brake disc |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113187834A true CN113187834A (en) | 2021-07-30 |
| CN113187834B CN113187834B (en) | 2022-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110350420.2A Active CN113187834B (en) | 2021-03-31 | 2021-03-31 | Outer hoop locking type anti-warp brake disc |
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| Country | Link |
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| CN (1) | CN113187834B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562526A (en) * | 2022-03-01 | 2022-05-31 | 山东倍瑞恳新材料有限公司 | Split type rail vehicle brake disc convenient to dismantle and change |
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| CN212131133U (en) * | 2020-03-31 | 2020-12-11 | 莱州伟辰汽车配件有限公司 | Split combined brake disc |
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| GB1105370A (en) * | 1964-12-24 | 1968-03-06 | Wolfgang Busch | Improvements in and relating to disc brakes having exchangable brake rings |
| US4018311A (en) * | 1974-12-20 | 1977-04-19 | Girling Limited | Rotor and braking ring disc assembly |
| FR2728945A1 (en) * | 1994-12-28 | 1996-07-05 | Renault Vehicules Ind | Ventilated brake disc, esp. for motor vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114562526A (en) * | 2022-03-01 | 2022-05-31 | 山东倍瑞恳新材料有限公司 | Split type rail vehicle brake disc convenient to dismantle and change |
| CN114562526B (en) * | 2022-03-01 | 2024-01-23 | 山东倍瑞恳新材料有限公司 | Split type rail vehicle brake disc convenient to dismantle and change |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113187834B (en) | 2022-11-18 |
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Effective date of registration: 20231122 Address after: Room 356, No. 999 Xufu Avenue, Gaoting Town, Daishan County, Zhoushan City, Zhejiang Province, 316200 (Daixi District) Patentee after: Mouhang (Daishan) Carbon Ceramics Co.,Ltd. Address before: 100097 No.308, 3rd floor, building 1, yard 6, Yuanda Road, Haidian District, Beijing Patentee before: Zhongjing Jitai (Beijing) Technology Co.,Ltd. |