CN110402338A - Brake plate support component, brake lining component, brake apparatus and rail vehicle - Google Patents
Brake plate support component, brake lining component, brake apparatus and rail vehicle Download PDFInfo
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- CN110402338A CN110402338A CN201780076617.3A CN201780076617A CN110402338A CN 110402338 A CN110402338 A CN 110402338A CN 201780076617 A CN201780076617 A CN 201780076617A CN 110402338 A CN110402338 A CN 110402338A
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- plate support
- tooth
- brake
- brake plate
- brake lining
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- 238000010586 diagram Methods 0.000 description 18
- 238000000034 method Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
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
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members
- F16D55/22—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
- F16D55/224—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members
- F16D55/2245—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members in which the common actuating member acts on two levers carrying the braking members, e.g. tong-type 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
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. 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
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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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
- F16D2125/00—Components of actuators
- F16D2125/02—Fluid-pressure mechanisms
- F16D2125/04—Cylinders
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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
- F16D2125/00—Components of actuators
- F16D2125/18—Mechanical mechanisms
- F16D2125/58—Mechanical mechanisms transmitting linear movement
- F16D2125/64—Levers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
A kind of brake plate support component, brake lining component, brake apparatus and rail vehicle, brake plate support component include: brake plate support (20), and the first side of brake plate support (20) has the mounting surface being coupled with brake lining (10)；The brake lining block (30) of through slot (23) can be protruded into, the both ends of brake lining block (30) are located at second side of brake plate support (20), and brake lining block (30), which has, protrudes into through slot (23) to limit first mobile restriction site of brake lining (10) and the first evacuation position；Escapement (40), escapement (40) includes anti-break pin (41), anti-break pin (41) is movably disposed in second side of brake plate support (20), the second evacuation position that anti-break pin (41) has the second restriction site for stopping brake lining block (30) mobile and allows brake lining block (30) mobile, when anti-break pin (41) is located at the second restriction site, anti-break pin (41) passes through brake lining block (30) or offsets with the side away from brake lining (10) of brake lining block (30)；Solves the technical issues of brake lining (10) easily falls off from brake plate support (20).
Description
The present invention relates to rail traffic vehicle braking technical fields, in particular to a kind of brake plate support component, brake lining component, brake apparatus and rail vehicle.
Currently, to the limit of brake lining mainly by installing a rotatable brake lining block in brake plate support dovetail trench bottom on existing brake clamp brake plate support, and the rotation of brake lining block is locked using elastic circlip.Since current track route is not entirely without slag track, the foreign matter on track ground to make to bounce in wheel hits brake lining block or block circlip, leads to failure of the brake lining block to brake lining position-limiting action, so that brake lining be caused to fall off.
The assembly of brake lining base body and the elastic cylindrical pin installation method in a kind of clamping mechanism are disclosed in the file that number of patent application is CN 201410480216.2, and it specifically discloses after brake lining is installed, a split pin is in addition packed into the circular cylinder elastic cotter at brake lining block rotation, so that generating magnitude of interference between circular cylinder elastic cotter and brake lining block matching hole, thus inhibit the rotation of brake lining block, prevent brake lining from loosening.Can increase the difficulty of brake lining block rotation to a certain extent with the method, but this depend on magnitude of interference between circular cylinder elastic cotter and brake lining block matching hole number.If magnitude of interference is insufficient, or under the action of larger external force, brake lining block still may be urged to rotate, and be fallen off so as to cause brake lining.Therefore, brake plate support in the prior art cannot effectively limit the position of brake lining when brake plate support and brake lining cooperate, and fall off from brake plate support to easily lead to brake lining.
Summary of the invention
The present invention provides a kind of brake plate support component, brake lining component, brake apparatus and rail vehicle, to solve the technical issues of brake lining in the prior art easily falls off from brake plate support.
According to an aspect of the invention, there is provided a kind of brake plate support component, brake plate support component include: brake plate support, there is the first side being oppositely arranged and second side, the first side of brake plate support has the mounting surface being coupled with brake lining, is provided with through slot on brake plate support；The brake lining block of through slot can be protruded into, the both ends of brake lining block are located at second side of brake plate support, the first end and brake plate support of brake lining block are rotatablely connected, the second end of brake lining block is detachably connected with brake plate support, and brake lining block has the first evacuation position for protruding into through slot to limit the first mobile restriction site of brake lining and brake lining is allowed to remove far from through slot；Brake plate support component further includes escapement, escapement includes anti-break pin, anti-break pin is movably disposed in second side of brake plate support, the second evacuation position that anti-break pin has the second restriction site for stopping brake lining block mobile and allows brake lining block mobile, when anti-break pin is located at the second restriction site, anti-break pin passes through brake lining block or offsets with the side away from brake lining of brake lining block.
Further, escapement further include: rotatable engagement structure, the second side of rotatable engagement structure setting in brake plate support, and it is connect with anti-break pin, rotatable engagement structure can make anti-break pin realize axial movement by the rotation of the central axis around anti-break pin, so that anti-break pin be made to move between the second restriction site and the second evacuation position.
Further, rotatable engagement structure includes intermeshing first toothed region and the second toothed region, and the first end of anti-break pin is arranged in the first toothed region, and the second toothed region is arranged on brake plate support.
Further, in first toothed region and the second toothed region, one of them includes basic tooth profile unit, another includes cooperation tooth form unit, basic tooth profile unit includes the first deep tooth and shallow tooth, the axial depth of first deep tooth is greater than the axial depth of shallow tooth, cooperating tooth form unit includes the second deep tooth, the axial depth of the second deep tooth in tooth form unit is cooperated to be greater than the axial depth of shallow tooth in basic tooth profile unit, the deep tooth of the first of basic tooth profile unit or shallow tooth with the second of cooperation tooth form unit the deep tooth by cooperating, it rotates anti-break pin relative to the center line axis of anti-break pin and is locked in the second restriction site or the second evacuation position.
Further, basic tooth profile unit includes multiple groups, and cooperation tooth form unit includes multiple groups, and the quantity of basic tooth profile unit is identical as the cooperation quantity of tooth form unit, and is arranged in a one-to-one correspondence.
Further, the quantity of basic tooth profile unit is different from the cooperation quantity of tooth form unit, and the deep tooth of second in every group of cooperation tooth form unit is identical as the relative position of corresponding basic tooth profile unit in the circumferential.
Further, the expansion tooth form of the first deep tooth, the second deep tooth and shallow tooth includes an oblique line section and a straightway, and the first deep tooth, the second deep tooth are identical with the inclined direction of the oblique line section of shallow tooth.
Further, the expansion tooth form of the first deep tooth, the second deep tooth and shallow tooth is made of two oblique line sections.
Further, the first deep tooth and shallow tooth are continuous tooth-shape structure.
Further, having between the first deep tooth and shallow tooth between changeover portion and/or two adjacent groups basic tooth profile unit has between changeover portion or two adjacent groups cooperation tooth form unit with changeover portion.
Further, escapement further include: second side of brake plate support is arranged in support base, and anti-break pin is threaded through on support base, and rotatable engagement structure setting is between anti-break pin and support base.
Further, threaded hole is provided on support base, the outer peripheral surface of anti-break pin is provided with the thread segment with threaded hole cooperation, and threaded hole and thread segment form rotatable engagement structure.
Further, rotatable engagement structure includes intermeshing first toothed region and the second toothed region, and the first end of anti-break pin is arranged in the first toothed region, and the second toothed region is arranged on support base, and the second end of anti-break pin passes through support base and extends towards brake lining block.
Further, escapement further include: elastic component is arranged between support base and anti-break pin, and elastic component is used to apply the pressure towards the second toothed region direction to the first toothed region.
Further, the shaft shoulder is provided between the first end and second end of anti-break pin, one end of elastic component is abutted with the shaft shoulder, and the other end of elastic component is abutted with support base.
Further, brake plate support component further include: tooth set is set in the first end of anti-break pin, and the side of the close anti-break pin second end of tooth set is provided with the first toothed region；Ratchet bushing is arranged on brake plate support, and the second end of anti-break pin is threaded through in ratchet bushing, and the side of the close anti-break pin first end of ratchet bushing is provided with the second toothed region.
According to another aspect of the present invention, a kind of brake lining component, including brake plate support component and brake lining are provided, brake plate support component is the above-mentioned brake plate support component provided, and brake lining is removably disposed in the first side of the brake plate support of brake plate support component.
According to another aspect of the present invention, a kind of brake apparatus, including brake plate support component are provided, brake plate support component is the above-mentioned brake plate support component provided.
Further, brake apparatus is brake clamp.
According to another aspect of the present invention, a kind of rail vehicle, including brake plate support component are provided, brake plate support component is the above-mentioned brake plate support component provided.
Using brake plate support component provided by the invention, brake lining block is first turned into the first restriction site, it is fallen off with limiting brake lining from brake lining, then anti-break pin is made to be in the second restriction site again, to limit the rotation of brake lining block, to preferably avoid the phenomenon that brake lining falls off from brake lining in vehicle operation, solves the technical issues of brake lining in the prior art easily falls off from brake plate support, improve the reliability and security of brake plate support upper brake pad installation.
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and the illustrative embodiments of the present invention and their descriptions are used to explain the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the brake lining component provided according to embodiments of the present invention；
Fig. 2 shows the explosive views of the brake lining component of offer according to embodiments of the present invention；
Fig. 3 shows the structural schematic diagram that the anti-break pin provided according to embodiments of the present invention is in the second restriction site；
Fig. 4 shows the structural schematic diagram when anti-break pin provided according to embodiments of the present invention is rotated from the second restriction site to the second evacuation position；
The structural schematic diagram that Fig. 5 shows the anti-break pin provided according to embodiments of the present invention when will enter the second evacuation position；
Fig. 6 shows the structural schematic diagram that the anti-break pin provided according to embodiments of the present invention is in the second evacuation position；
Fig. 7 shows the main view of the anti-break pin provided according to embodiments of the present invention；
Fig. 8 shows the left view of the anti-break pin provided according to embodiments of the present invention；
Fig. 9 shows the structural schematic diagram of the rotatable engagement structure provided according to embodiments of the present invention；
Figure 10 shows the structural schematic diagram of the first toothed region and the second toothed region that provide in Fig. 9；
Figure 11 shows the structural schematic diagram of the first deep tooth and the second deep tooth engagement in Figure 10；
Figure 12 shows the structural schematic diagram of shallow tooth and the second deep tooth engagement in Figure 10；
Figure 13 shows the first toothed region of further embodiment of this invention offer and the structural schematic diagram of the second toothed region；
Figure 14 shows further embodiment of this invention and provides the structural schematic diagram that horizontal transition section is arranged between the two neighboring second deep tooth；
Figure 15 shows further embodiment of this invention and provides the structural schematic diagram that horizontal transition section is arranged between the two neighboring second deep tooth；
Figure 16 shows the structural schematic diagram of the second deep tooth and the first deep tooth engagement in Figure 15；
Figure 17 shows the structural schematic diagrams of the in Figure 15 second deep tooth and shallow tooth engagement；
Figure 18 shows the structural schematic diagram of tooth form changeover portion and shallow tooth engagement in Figure 15；
Figure 19 shows the cross-sectional view of the brake lining component provided according to embodiments of the present invention；
Figure 20 shows the partial enlarged view in Figure 19 at A；
Figure 21 shows the main view of the brake lining component provided according to embodiments of the present invention；
Figure 22 shows the main view of the brake plate support provided according to embodiments of the present invention；
Figure 23 shows the cross-sectional view of the brake plate support provided according to embodiments of the present invention；
Figure 24 shows the structural schematic diagram of the brake plate support provided according to embodiments of the present invention；
Figure 25 shows the structural schematic diagram of the brake apparatus provided according to embodiments of the present invention.
Wherein, the above drawings include the following reference numerals:
10, brake lining；11, it is clamped boss；20, brake plate support；21, the first protrusion；22, the second protrusion；23, through slot；24, slot；30, brake lining block；31, block is shipped and resell on another market；40, escapement；41, anti-break pin；411, the shaft shoulder；42, rotatable engagement structure；421, the first toothed region；421a, the second deep tooth；422, the second toothed region；422a, the first deep tooth；422b, shallow tooth；423, tooth hollow pin；43, support base；44, elastic component；45, gasket；50, circlip；60, upper pin；70, upper pin gasket；80, upper pin spacer pin；91, anchor；92, split pin；93, spring；94, brake plate support interstage sleeve；95, resilient key.
Following will be combined with the drawings in the embodiments of the present invention, and technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention and its application or any restrictions used.Based on the embodiments of the present invention, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, shall fall within the protection scope of the present invention.
As shown in Figures 1 to 6, the present invention provides a kind of brake plate support component, which includes: brake plate support 20, brake lining block 30 and escapement 40.Wherein, brake lining 10 is used cooperatively with brake disc, the brake force converted clamp clamping force on axletree.Brake plate support 20 is the main body for installing brake lining 10, and brake plate support 20 has the first side being oppositely arranged and second side,
First side of brake plate support 20 has the mounting surface being coupled with brake lining 10, and brake lining 10 is removably mounted on mounting surface.The first end and second end of brake lining block 30 is respectively positioned on second side of brake plate support 20, the first end of brake lining block 30 is rotatably arranged on brake plate support 20, the second end of brake lining block 30 is detachably connected with brake plate support 20, through slot 23 is provided on brake plate support 20, brake lining block 30 has the first evacuation position for protruding into through slot 23 to limit the first mobile restriction site of brake lining 10 and allow brake lining 10 mobile far from through slot 23.When brake lining block 30 is located at the first restriction site, the middle part of brake lining block 30 passes through through slot 23 and the lower section of brake lining 10 is arranged in and offsets with brake lining 10, to limit the movement of brake lining 10, rotate when the second end of brake lining block 30 towards the direction far from brake lining 10 and exit brake lining block 30 from through slot 23 and when brake lining 10 is removed from brake plate support 20, brake lining block 30 is in first and avoids position.Escapement 40 includes anti-break pin 41, wherein anti-break pin 41 is movably disposed in second side of brake plate support 20, the second evacuation position that anti-break pin 41 has the second restriction site for stopping brake lining block 30 mobile and allows brake lining block 30 mobile, when anti-break pin 41 is located at the second restriction site, anti-break pin 41 passes through brake lining block 30 or offsets with the side away from brake lining 10 of brake lining block 30.
Use the brake plate support component in the present embodiment, brake lining block 30 is first turned into the first evacuation position, then brake lining 10 is mounted on the mounting surface of brake plate support 20, at this time, brake lining 10 is located at the first side of brake plate support 20, then, brake lining block 30 is turned into the first restriction site around first end, so that the middle part of brake lining block 30 passes through the through slot 23 of brake plate support 20 and the lower section of brake lining 10 is arranged in and abuts against with the lower part of brake lining 10, then, anti-break pin 41 is set to be in the second restriction site, again further to limit the rotation of brake lining block 30.Brake lining block 30 is set reliably to limit the position of brake lining 10 by anti-break pin 41, thus the phenomenon that preventing brake lining 10 to fall off from brake plate support 20.Since current track routes are not entirely without slag track, when rail vehicle orbits, foreign matter on track ground to make to bounce in wheel hits brake lining block 30, leads to failure of the brake lining block 30 to 10 position-limiting action of brake lining, so that brake lining 10 be caused to fall off.And use the brake plate support component in the present embodiment, when brake lining block 30 is hit by foreign matter or is in other fortuitous events, due to there is anti-break pin 41 to be located at the second restriction site, it will be so that brake lining block 30 will not rotate, to preferably avoid the phenomenon that brake lining 10 falls off from brake plate support 20, it solves the technical issues of brake lining 10 in the prior art easily falls off from brake plate support 20, improves the reliability and security of 20 upper brake pad 10 of brake plate support installation.
Specifically, the escapement 40 further includes rotatable engagement structure 42, second side of brake plate support 20 is arranged in rotatable engagement structure 42, and it is connect with anti-break pin 41, rotatable engagement structure 42 can make anti-break pin 41 realize the axial movement of anti-break pin 41 by the rotation of the central axis around anti-break pin 41, thus the second evacuation position for making anti-break pin 41 have the second restriction site for stopping brake lining block 30 to exit out of through slot 23 and brake lining block 30 is allowed to exit out of through slot 23；Wherein, when anti-break pin 41 is in the second restriction site, anti-break pin 41 can pass through that brake lining block 30 is mobile to limit brake lining block 30, or offset using the side away from brake lining 10 of the periphery of anti-break pin 41 or end and brake lining block 30 and can limit the movement of brake lining block 30.In the present embodiment, it is offseted using the end of anti-break pin 41 and the side away from brake lining 10 of brake lining block 30, to reduce the occupied space of brake lining block 30, keeps structure more compact.
Wherein, the structure that rotatable engagement structure can also be cooperated using screw rod and nut, screw rod is set by anti-break pin 41, second side of brake plate support 20 is provided with tool internal thread support base conduct and is set as nut, pass through the cooperation between screw rod and nut, anti-break pin 41 can be realized by screw thread rotation and be moved axially, and then the anti-break pin 41 can be enable to be in the second restriction site or the second evacuation position.
As shown in Fig. 2, rotatable engagement structure 42 includes intermeshing first toothed region 421 and the second toothed region 422.The first end of anti-break pin 41 is arranged in first toothed region 421, second side of brake plate support 20 is arranged in second toothed region 422, the first end of anti-break pin 41 passes through the second toothed region 422 and connect with the first toothed region 421, the second end of anti-break pin 41 is for limiting brake lining block 30, it is relatively rotated by the first toothed region 421 and the second toothed region 422 to change the axial distance between opposite second toothed region 422 of the first toothed region 421, so as to change the axial position of anti-break pin 41, so that anti-break pin 41 moves between the second restriction site and the second evacuation position.Specifically, first toothed region 421 can be set to tooth set, second toothed region 422 is set as ratchet bushing, tooth set is set in the first end of anti-break pin 41, on the support frame of second side that ratchet bushing is fixed on brake plate support 20 by interference fit, certainly, one can also be made with the support frame of brake plate support 20 in ratchet bushing.
As shown in figure 9, one of them includes basic tooth profile unit in the first toothed region 421 and the second toothed region 422, another includes cooperation tooth form unit.Can be set as the first toothed region 421 includes basic tooth profile unit, and the second toothed region 422 includes cooperation tooth form unit；Or the first toothed region 421 includes cooperation tooth form unit, the second toothed region 422 includes basic tooth profile unit.Specifically, the basic tooth profile unit includes the first depth tooth 422a and shallow tooth 422b, the axial depth of the first deep tooth 422a is greater than the axial depth of shallow tooth 422b.Cooperating tooth form unit includes the second deep tooth 421a, the axial depth of the second deep tooth 421a in tooth form unit is cooperated to be greater than the axial depth of shallow tooth 422b in basic tooth profile unit, first depth tooth 422a or shallow tooth 422b of basic tooth profile unit with the second depth tooth 421a of cooperation tooth form unit by cooperating, rotating anti-break pin 41 relative to the central axis of anti-break pin 41 and being locked in the second restriction site or the second evacuation position.
As shown in Fig. 3 to Fig. 6, Fig. 9 to Figure 12, at second depth tooth 421a turns to the first deep tooth 422a and when engaging, at this point, anti-break pin 41 is in the second restriction site, anti-break pin 41 will limit the rotation of brake lining block 30, so that brake lining 10 and brake plate support 20 are reliably connected together.When the second depth tooth 421a is turned at shallow tooth 422b and is engaged, at this point, anti-break pin 41 be in second evacuation position, anti-break pin 41 without limitation on brake lining block 30 rotation so that brake lining 10 can be unloaded down smoothly from brake plate support 20.Since the axial depth along the second toothed region 422 of deep tooth is greater than the axial depth along the second toothed region 422 of shallow tooth, so that axial height of the anti-break pin 41 at the second evacuation position is higher than its axial height in the second restriction site when, and difference in height between the two is just the difference in height between deep tooth and shallow tooth.
The quantity of basic tooth profile unit and the quantity of cooperation tooth form unit can be designed as needed, in embodiment provided by the invention, and the quantity of basic tooth profile unit is identical as the cooperation quantity of tooth form unit, the position of the second all deep tooth 421a relative datum tooth form units is all the same during rotation.Using such setting, so that the anti-break pin 41, which rotates, can be entered the second evacuation position after certain angle by the second restriction site or enter the second restriction site by the second evacuation position, enable operator flexibly easily, steadily operate the escapement 40.Three groups of cooperation tooth form units are provided with along annular in the first toothed region 421 in the present embodiment, three groups of basic tooth profile units are correspondingly also provided in the second toothed region 422.
Certainly, it can also be different from the cooperation quantity setting of tooth form unit by the quantity of basic tooth profile unit, but it need to guarantee that the second deep tooth 421a in every group of cooperation tooth form unit is identical as the relative position of corresponding basic tooth profile unit in the circumferential, to guarantee that anti-break pin 41 stablizes movement.
The first toothed region 421 and the second toothed region 422 relatively rotate for convenience, linear can be set by the one side wall of the first deep tooth 422a, another side wall of first deep tooth 422a is arc or oblique line section, simultaneously, it is linear by the one side wall of shallow tooth 422b, another side wall of shallow tooth 422b is arc or oblique line section.Cooperate to stablize the second depth tooth 421a and shallow tooth 422b, so that should
Anti-break pin 41 it is stable in the second evacuation position, the arcuate shape of shallow tooth 422b and the arcuate shape of deep tooth are arranged consistent, and the angle of the two side walls of the angle of shallow tooth 422b two side walls and the first deep tooth 422a are arranged consistent.
Tooth-shape structure in the present embodiment is the combination of linear and arc, so that anti-break pin 41 can only be rotated along the segmental arc in tooth-shape structure, on the one hand linear in tooth-shape structure limits the rotation direction of anti-break pin 41, on the other hand but also anti-break pin 41 can stably keep the second evacuation position or the second restriction site, the effect that the escapement 40 prevents brake lining 10 from falling off is better achieved.
As shown in figure 13, certainly, the expansion tooth form of the first deep tooth 422a, the second depth tooth 421a and shallow tooth 422b can also be made of two oblique line sections.In this way, making up time rotation or inverse time rotate the first toothed region 421 can move anti-break pin 41, facilitate manipulation.
For the ease of making the anti-break pin 41 smoothly enter the second restriction site or the second evacuation position, the first depth tooth 422a is connected into setting with shallow tooth 422b in the present embodiment, and the linear side wall of shallow tooth 422b is connected with the curved wall of the first deep tooth 422a, wherein, the second depth tooth 421a is adapted with the first deep tooth 422a structure.
Certainly, can also have between the first depth tooth 422a and shallow tooth 422b and changeover portion is set between changeover portion and/or two adjacent groups basic tooth profile unit, or changeover portion is set between the two neighboring second deep tooth 421a.Changeover portion can be horizontal segment or tooth form changeover portion etc..By the way that the move mode of the adjustable anti-break pin 41 of changeover portion is arranged, to adapt to different movement needs.As shown in Figure 14 to 18, in another embodiment provided by the invention, by the setting of tooth form changeover portion between the two neighboring second deep tooth 421a.When its course of work becomes the second depth tooth 421a and engages with the first depth tooth 422a, anti-break pin 41 is in the second restriction site, and the second depth tooth 421a is engaged after turning an angle with shallow tooth 422b, and anti-break pin 41 is in the second evacuation position at this time；Its tooth form changeover portion is engaged with shallow tooth 422b after second depth tooth 421a continues to rotate certain angle, and anti-break pin 41 is between the second restriction site and the second evacuation position at this time, and specific location is determined according to the depth of tooth form changeover portion.
In the present embodiment, first toothed region 421 (i.e. tooth set) and the second toothed region 422 (i.e. ratchet bushing) are respectively positioned on the top of brake lining block 30, second side of brake plate support 20 is arranged in along roughly vertical direction for anti-break pin 41, the first end of anti-break pin 41 is located at the top of second end, the first end of anti-break pin 41 is fixedly connected with the first toothed region 421 by tooth hollow pin 423, when the second depth tooth 421a and the first depth tooth 422a cooperates, the second end of anti-break pin 41 is located at the second restriction site, when the second depth tooth 421a and shallow tooth 422b cooperates, the second end of anti-break pin 41 is located at the second evacuation position.In the present embodiment, which is cotter pin configuration, and the tooth hollow pin 423 is for connecting the first toothed region 421 and anti-break pin 41.It is provided with the first pin hole in first toothed region 421, which is first through hole, and is arranged in pairs in the first toothed region 421.The second pin hole is correspondingly also correspondingly provided on anti-break pin 41, which is the second through-hole, and the second pin hole in the present embodiment is to be arranged radially.When the escapement 40 is installed, the first end of anti-break pin 41 is first passed through into the second toothed region 422, then the first toothed region 421 is set in the first end of anti-break pin 41, then anti-break pin 41 and the first toothed region 421 are linked together by tooth hollow pin 423.
In order to make escapement 40 be fixed on second side of brake plate support 20, the escapement 40 further includes support base 43, second side of brake plate support 20 is arranged in the support base 43, and anti-break pin 41 is threaded through on support base 43, and rotatable engagement structure 42 is arranged between anti-break pin 41 and support base 43.Specifically, in embodiments of the present invention, being provided on support base 43 and the second tooth form
The third through-hole that 422 outer diameter of portion matches is fixed on brake plate support 20 so that the second toothed region 422 is firm.Second toothed region 422 and the first toothed region 421 also limit the axial position of anti-break pin 41 while cooperation.
In the present embodiment, escapement 40 further includes elastic component 44, the elastic component 44 is arranged between support base 43 and anti-break pin 41, elastic component 44 is used to apply the pressure towards 422 direction of the second toothed region to the first toothed region 421, so that the first toothed region 421 and the second toothed region 422 remain engagement contact condition.Elastic component 44 in the present embodiment is spring, and the elastic force of spring is used to guarantee the engagement always of the first toothed region 421 and the second toothed region 422.
As illustrated in figures 19 and 20, specifically, the shaft shoulder 411 is provided between the first end and second end of anti-break pin 41, gasket 45 is provided on the end face of the first end towards anti-break pin 41 of the shaft shoulder 411, one end of elastic component 44 is abutted with gasket 45, and the other end of elastic component 44 is abutted with the bottom of support base 43.And the internal diameter of spring should be slightly bigger than the diameter of anti-break pin 41, while the internal diameter of the spring also should be less than the outer diameter of the shaft shoulder 411, with the position of limited spring.Using such setting, when oblique line directions (i.e. along the first deep tooth or the oblique line segment direction of the shallow tooth expansion tooth form) rotation of anti-break pin 41 along tooth-shape structure, since the both ends of spring are not contacted with anti-break pin 41, so that anti-break pin 41 not will drive spring pivotal, it is therefore prevented that spring twists.Simultaneously, gasket 45 in the present embodiment can also be used the other similar part such as bearing and be replaced, or contact site carries out sufficient lubrication design between the shaft shoulder or anticreep spring and 20 support base of brake plate support, 43 end face of spring and anti-break pin 41, and it is also not necessary that the like parts such as gasket are arranged in this way.
The (not shown) in another embodiment provided by the invention, the rotatable engagement structure may be alternatively provided as thread matching structure, specifically, threaded hole is set on support base, in the thread segment of the outer peripheral surface setting and threaded hole cooperation of anti-break pin, the movement of anti-break pin can also be realized by being threadedly engaged.
As shown in Figure 7 and Figure 8, the lower plane of the shaft shoulder 411 in the present embodiment and the upper plane of brake lining block 30 are to be arranged in parallel, when anti-break pin 41 is located at the second restriction site, the lower plane of the shaft shoulder 411 is located at the top of the upper plane of brake lining block 30, it is fitted closely by 41 circumferential surface of anti-break pin with brake lining block 30, anti-break pin 41 so can be improved to the reliability of 30 backstop of brake lining block, so separated with being better protected from brake lining 10 with brake plate support 20.Support can be provided for elastic component 44 by the setting shaft shoulder 411, and vertical support can be provided for it, so that anti-break pin 41 is unlikely to slide from brake plate support 20 in the case where the rotatable engagement structure 42 on 41 top of anti-break pin fails.
Specifically, escapement 40 includes multiple support bases 43, and multiple support bases 43 are spaced setting along the vertical direction, and anti-break pin 41 is sequentially threaded through in multiple support bases 43.The escapement 40 may include one or more support bases 43.In order to which preferably fixed anti-break pin 41 is to limit its movement in the axial direction, there are two support bases 43 for the tool of escapement 40 in the present embodiment, and two intervals of support base 43 are arranged.One of support base 43 is for fixing the second toothed region 422, the fourth hole matched with anti-break pin 41 is provided on another support base 43, and the aperture of the fourth hole should be slightly bigger than the diameter of anti-break pin 41, so that anti-break pin 41 can be moved successfully in the axial direction.Since the first end of anti-break pin 41 is arranged in the first toothed region 421, therefore the second toothed region 422 matched with the first toothed region 421 is also disposed at the first end of anti-break pin 41, therefore the support base 43 for fixing the second toothed region 422 is also correspondingly disposed in proximity at the first end of anti-break pin 41.Correspondingly, the support base 43 for fixing and limiting anti-break pin 41 is then positioned close at the second end of anti-break pin 41, i.e., the top for the support base 43 for fixing and limiting anti-break pin 41 being set for fixing the support base 43 of the second toothed region 422.
As shown in Figure 21 to Figure 23, for the ease of the connection of brake lining 10 and brake plate support 20, the side towards mounting surface of brake lining 10 is provided with clamping boss 11, slot 24 is provided on the mounting surface of brake plate support 20, the side towards brake lining block 30 of slot 24 is equipped with opening, the other side opposite with the opening of slot 24 is closed end (looking up in diagram side, the top of slot 24 is closed end, and the lower part of slot 24 is open end).Slot 24 in the present embodiment is the annular groove for being provided with opening.When brake lining 10 is mounted on brake plate support 20, clamping boss 11 is entered in slot 24 by opening and is engaged by clamping with slot 24, so that brake lining 10 links together with brake plate support 20.Then, rotation brake lining block 30 is at the first restriction site, is exited with limitation clamping boss 11 from opening, guarantees being reliably connected for brake lining 10 and brake plate support 20.
Specifically, the width at the notch of slot 24 is less than the width at the slot bottom of slot 24, and the structure size of clamping boss 11 is adapted with the structure size of slot 24, to guarantee the tight fit of clamping boss 11 and slot 24.In the present embodiment, which is oat tail groove structure.
Specifically, brake lining component further includes circlip 50, circlip 50 is arranged between the second end of brake lining block 30 and brake plate support 20, circlip 50 is used to carry out the second end of brake lining block 30 in the first restriction site elasticity self-locking, so that brake lining block 30 is in the first restriction site for protruding into through slot 23 and abutting against with 11 lower part of clamping boss of brake lining 10, the circlip 50 in the present embodiment is U-shaped card spring 50.In the present embodiment, 23 side of through slot of brake plate support 20 is provided with the first protrusion 21,23 other side of through slot of brake plate support 20 is provided with the second protrusion 22, and the first open slot is provided at the first protrusion 21, the second open slot is provided at the second protrusion 22, when the first end of brake lining block 30 is located in the first open slot, second end is located in the second open slot, brake lining block 30 is in the first restriction site.For the ease of the rotation of the first end of brake lining block 30, the brake plate support component in the present embodiment further includes having block to ship and resell on another market 31.Simultaneously, fifth hole is provided in the first end of brake lining block 30, corresponding 6th through-hole is also equipped on the first open slot with matching simultaneously, the 6th through-hole that 31 can pass through on the first open slot is inserted into fifth hole corresponding on brake lining block 30 so that block is shipped and resell on another market.The 7th through-hole is provided in the second end in brake lining block 30, the 8th through-hole is provided in the second open slot with matching simultaneously, 7th through-hole and the 8th through-hole are to shift to install, one end of U-shaped card spring 50 penetrates the 7th through-hole in the second end of brake lining block 30, and the other end of U-shaped card spring 50 penetrates in the 8th through-hole of the second open slot.U-shaped card spring 50 in the present embodiment has certain elasticity, certain coupling mechanism force can be provided brake lining block 30, the random rotation of brake lining block 30 can be limited, brake lining block 30 is set to be in the first restriction site, i.e. in the state for protruding into through slot 23 and being abutted against with 11 lower part of clamping boss that 10 back of brake lining is arranged in, so that brake lining 10 be made to be fixed on brake plate support 20.
When needing to remove brake lining 10 from brake plate support 20, after U-shaped card spring 50 being made to reverse certain angle using conventional tool (such as screwdriver), brake lining block 30 can allow for leave the first restriction site, brake lining block 30 can be allowed to exit through slot 23, so that the clamping boss 11 of brake lining 10 be enable to exit out of slot 24.
When brake lining block 30 is in the first evacuation position, U-shaped card spring 50 can limit the slewing area of brake lining block 30, so that the clamping boss 11 of brake lining 10 can be exited out of slot 24.When brake lining block 30 is in the first restriction site, brake lining block 30 can provide certain coupling mechanism force, to prevent the random rotation of brake lining block 30.
In the present embodiment, brake plate support component further includes upper pin component, which mainly includes upper pin 60, upper pin gasket 70 and upper pin spacer pin 80.60 one end of upper pin has flange face, and the other end is radially provided with hole.Upper pin 60 is mounted in the first bush hole and the second bush hole of brake plate support 20, and flange face is bonded to prevent upper pin 60 from falling off downwards with the end face of the first bush hole.It is after upper pin 60 is packed into the first, second bush hole, upper pin gasket 70 is remote from upper pin 60
One end from flange face is inserted in, and is then partially loaded upper pin spacer pin 80 in the aperture of upper pin 60, and the part that upper pin spacer pin 80 stretches out upper pin 60 will limit that upper pin gasket 70 is vertical falls off.
In order to facilitate the rotation of the anti-break pin 41, the structure convenient for tool rotation is also devised on anti-break pin 41, therefore, can design in the end face of the second end of anti-break pin 41 has interior hexagonal counterbore, and the design methods such as turret head design, fabrication hole or technology groove can also be used.
As shown in Figure 3, when escapement 40 is in anticreep lock state, anti-break pin 41 is in the second restriction site, at this time, second depth tooth 421a of the first toothed region 421 and the first depth tooth 422a of the second toothed region 422 cooperate, so that 41 circumferential surface of anti-break pin and the first plane of brake lining block 30 fit, so that brake lining block 30 can not rotating opening.At this point, still can ensure that brake lining block 30 to the locking effect of brake lining 10, so that brake lining block 30 is steadily in the first restriction site even if circlip 50 fails.
As shown in Figures 4 to 6, when needing to dismantle or replacing brake lining 10, then need to cancel anti-break pin 41 to the rotary spacing of brake lining block 30, so that anti-break pin 41 is in the second evacuation position.At this point, so that the second depth tooth 421a in the first toothed region 421 is slided along the pitch face of the first deep tooth 422a of the second toothed region 422, while anti-break pin 41 being driven to rise while rotating together by rotation anti-break pin 41.
When anti-break pin 41 turns to the flank engagement extreme higher position of the first toothed region 421 and the second toothed region 422,41 compression elastic piece 44 of anti-break pin also reaches extreme higher position, then under the action of elastic component 44, anti-break pin 41 and the first toothed region 421 fall, and the second depth tooth 421a and the shallow tooth 422b of the second toothed region 422 of the first toothed region 421, which match to merge, keeps stable state.Compared to the second restriction site, the position of anti-break pin 41 and the first toothed region 421 when in the second evacuation position improves certain altitude, and the hoisting depth is the difference of the height of the first depth tooth 422a and shallow tooth 422b of the second toothed region 422.At this point, anti-break pin 41 can not limit brake lining block 30.At this time can be by 30 rotating opening of brake lining block by pulling circlip 50, and then unload lower brake pad 10.
In another embodiment of the present invention, as shown in figure 24, brake plate support component includes brake plate support 20, anchor 91, split pin 92, spring 93, brake plate support interstage sleeve 94, resilient key 95, brake lining block 30 and circlip 50, brake pad is housed on brake plate support 20, 20 interface of brake plate support uses the dovetail type interface of UIC standard, brake pad is powder metallurgy brake pad, the top of brake plate support 20 is equipped with the top bearing pin mounting base being coupled with the upper branch arm of the second concave frame of brake clamp lever, the upper pin axis hole matched with top anchor 91 is formed in top bearing pin mounting base, the lower end of top anchor 91 is formed with 92 hole of split pin matched with split pin 92, the lower part of brake plate support 20 is equipped with the bottom bearing pin being coupled with the lower branch arm of the second concave frame of brake clamp lever and installs Seat, the lower pin axis hole matched with lower support pin 91 is formed in bottom bearing pin mounting base, the lower end of lower support pin 91 is equipped with 20 interstage sleeve of brake plate support, the resilient key 95 for fixing lower support pin 91 is provided on 20 interstage sleeve of brake plate support, it is located above 20 interstage sleeve of brake plate support on lower support pin 91 and is cased with spring 93, it is located at 20 interstage sleeve of brake plate support on brake plate support 20 and is equipped with brake lining block 30, brake plate support 20 is connect by circlip 50 with brake lining block 30.
In still another embodiment of the process, a kind of brake lining component, including brake plate support component are provided, which is the brake plate support component that provides in above-described embodiment, and the brake plate support component can effectively make brake lining 10 and brake plate support 20 is stable links together.When using brake lining component in the present embodiment, needs for brake lining 10 to be mounted on brake plate support 20, so that anti-break pin 41 is in the second restriction site, then to prevent brake lining 10 from falling off from brake plate support 20.Using the brake apparatus in the present embodiment, anticreep
Mechanism 40 has 10 disassembly status of anticreep lock state and brake lining, and when it is in the lock state keeps the connection of brake lining 10 and brake plate support 20 more firm.
As shown in figure 25, in still another embodiment of the process, a kind of brake apparatus, specifically a kind of brake clamp, including brake plate support component are provided, specifically, which is brake plate support component provided by the above embodiment.
In still another embodiment of the process, a kind of rail vehicle, including brake plate support component are provided, specifically, which is brake plate support component provided by the above embodiment.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root according to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular is also intended to include plural form, furthermore, it is to be further understood that, when the term " comprising " and/or " including " is used in this specification, existing characteristics, step, operation, device, component and/or their combination are indicated.
Unless specifically stated otherwise, the component and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments does not limit the scope of the invention.Simultaneously, it should be appreciated that for ease of description, the size of various pieces shown in attached drawing is not to draw according to actual proportionate relationship.Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but in the appropriate case, the technology, method and apparatus should be considered as authorizing part of specification.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once being defined in a certain Xiang Yi attached drawing, then in subsequent attached drawing do not need that it is further discussed.
In the description of the present invention; it will be appreciated that; noun of locality orientation or positional relationship as indicated by " front, rear, top, and bottom, left and right ", " laterally, vertical, vertical, horizontal " and " pushing up, bottom " etc. is normally based on orientation or positional relationship shown in the drawings; it is merely for convenience of description of the present invention and simplification of the description; in the absence of explanation to the contrary; these nouns of locality do not indicate that and imply that signified device or element must have a particular orientation or be constructed and operated in a specific orientation, therefore should not be understood as limiting the scope of the invention；The noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.
For ease of description, spatially relative term can be used herein, such as " ... on ", " ... top ", " ... upper surface ", " above ", for describing the spatial relation such as a device shown in the figure or feature and other devices or feature.It should be understood that spatially relative term is intended to comprising the different direction in use or operation other than orientation of the device described in figure.It will be positioned as " below other devices or construction " " above other devices or construction " or after the device of " on other devices or construction " for example, be described as if the device in attached drawing is squeezed or " under other devices or construction ".Thus, exemplary term " in ... top " may include " in ... top " and " in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and make respective explanations to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second "; it is intended merely to facilitate and corresponding components is distinguished; such as without Stated otherwise, there is no particular meanings for above-mentioned word, therefore should not be understood as limiting the scope of the invention.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, and for those skilled in the art, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (20)
- A kind of brake plate support component, the brake plate support component include:Brake plate support (20), with the first side being oppositely arranged and second side, first side of the brake plate support (20) has the mounting surface being coupled with brake lining (10), is provided with through slot (23) on the brake plate support (20)；The brake lining block (30) of the through slot (23) can be protruded into, the both ends of the brake lining block (30) are located at second side of the brake plate support (20), the first end of the brake lining block (30) and the brake plate support (20) are rotatablely connected, the second end of the brake lining block (30) is detachably connected with the brake plate support (20), the brake lining block (30) has the first evacuation position for protruding into the through slot (23) to limit first mobile restriction site of the brake lining (10) and the brake lining (10) is allowed to remove far from the through slot (23)；It is characterized in that, the brake plate support component further includes escapement (40), the escapement (40) includes anti-break pin (41), the anti-break pin (41) is movably disposed in second side of the brake plate support (20), the second evacuation position that the anti-break pin (41) has the second restriction site for stopping the brake lining block (30) mobile and allows the brake lining block (30) mobile, when the anti-break pin (41) is located at second restriction site, the anti-break pin (41) passes through the brake lining block (30) or offsets with the side away from the brake lining (10) of the brake lining block (30).
- Brake plate support component according to claim 1, which is characterized in that the escapement (40) further include:Rotatable engagement structure (42), the second side of rotatable engagement structure (42) setting in the brake plate support (20), and it is connect with the anti-break pin (41), the rotatable engagement structure (42) can make the anti-break pin (41) realize axial movement by the rotation of the central axis around the anti-break pin (41), so that the anti-break pin (41) be made to move between second restriction site and second evacuation position.
- Brake plate support component according to claim 2, it is characterized in that, the rotatable engagement structure (42) includes intermeshing first toothed region (421) and the second toothed region (422), first toothed region (421) setting is in the first end of the anti-break pin (41), and the second toothed region (422) setting is on the brake plate support (20).
- Brake plate support component according to claim 3, it is characterized in that, in first toothed region (421) and second toothed region (422), one of them includes basic tooth profile unit, another includes cooperation tooth form unit, the basic tooth profile unit includes the first deep tooth (422a) and shallow tooth (422b), the axial depth of described first deep tooth (422a) is greater than the axial depth of the shallow tooth (422b), the cooperation tooth form unit includes the second deep tooth (421a), the axial depth of the second deep tooth (421a) is greater than the axial depth of shallow tooth (422b) in the basic tooth profile unit in the cooperation tooth form unit, the deep tooth (422a) of the first of the basic tooth profile unit or shallow tooth (422b) pass through the second deep tooth (42 with the cooperation tooth form unit 1a) cooperate, rotate the anti-break pin (41) relative to the central axis of the anti-break pin (41) and is locked in second restriction site or second evacuation position.
- Brake plate support component according to claim 4, which is characterized in that the basic tooth profile unit includes multiple groups, and the cooperation tooth form unit includes multiple groups, and the quantity of the basic tooth profile unit is identical as the cooperation quantity of tooth form unit, and is arranged in a one-to-one correspondence.
- Brake plate support component according to claim 4, it is characterized in that, the quantity of the basic tooth profile unit is different from the cooperation quantity of tooth form unit, and the deep tooth (421a) of second in cooperation tooth form unit described in every group is identical as the relative position of the corresponding basic tooth profile unit in the circumferential.
- Brake plate support component according to claim 4, it is characterized in that, the expansion tooth form of described first deep tooth (422a), the second deep tooth (421a) and the shallow tooth (422b) includes an oblique line section and a straightway, and the described first deep tooth (422a), the second deep tooth (421a) are identical with the inclined direction of oblique line section of the shallow tooth (422b).
- Brake plate support component according to claim 4, which is characterized in that the expansion tooth form of the described first deep tooth (422a), the second deep tooth (421a) and the shallow tooth (422b) is made of two oblique line sections.
- Brake plate support component according to claim 4, which is characterized in that the first deep tooth (422a) and the shallow tooth (422b) are continuous tooth-shape structure.
- Brake plate support component according to claim 4, it is characterized in that, have between basic tooth profile unit described in changeover portion and/or two adjacent groups to have between the first deep tooth (422a) and the shallow tooth (422b) and cooperate between tooth form unit described in changeover portion or two adjacent groups with changeover portion.
- Brake plate support component according to claim 2, which is characterized in that the escapement (40) further include:Support base (43), second side in the brake plate support (20) is set, the anti-break pin (41) is threaded through on the support base (43), and the rotatable engagement structure (42) is arranged between the anti-break pin (41) and the support base (43).
- Brake plate support component according to claim 11, it is characterized in that, threaded hole is provided on the support base, the outer peripheral surface of the anti-break pin is provided with the thread segment with threaded hole cooperation, and the threaded hole and the thread segment form the rotatable engagement structure.
- Brake plate support component according to claim 11, it is characterized in that, the rotatable engagement structure (42) includes intermeshing first toothed region (421) and the second toothed region (422), first end of first toothed region (421) setting in the anti-break pin (41), second toothed region (422) is arranged on the support base (43), and the second end of the anti-break pin (41) passes through the support base (43) and extends towards the brake lining block (30).
- Brake plate support component according to claim 13, which is characterized in that the escapement (40) further include:Elastic component (44), it is arranged between the support base (43) and the anti-break pin (41), the elastic component (44) is used to apply the pressure towards the second toothed region (422) direction to first toothed region (421).
- Brake plate support component according to claim 14, it is characterized in that, the shaft shoulder is provided between the first end and second end of the anti-break pin (41), one end of the elastic component (44) is abutted with the shaft shoulder, and the other end of the elastic component (44) is abutted with the support base (43).
- Brake plate support component according to claim 3, which is characterized in that the brake plate support component further include:Tooth set is set in the first end of the anti-break pin (41), close the anti-break pin (41) of the tooth set The side of second end is provided with first toothed region (421)；Ratchet bushing, it is arranged on the brake plate support (20), the second end of the anti-break pin (41) is threaded through in the ratchet bushing, and the side close to the anti-break pin (41) first end of the ratchet bushing is provided with second toothed region (422).
- A kind of brake lining component, including brake plate support component and brake lining (10), it is characterized in that, the brake plate support component is brake plate support component described in any one of claims 1 to 16, and the brake lining (10) is removably disposed in the first side of the brake plate support (20) of the brake plate support component.
- A kind of brake apparatus, including brake plate support component, which is characterized in that the brake plate support component is brake plate support component described in any one of claims 1 to 16.
- Brake apparatus according to claim 18, which is characterized in that the brake apparatus is brake clamp.
- A kind of rail vehicle, including brake plate support component, which is characterized in that the brake plate support component is brake plate support component described in any one of claims 1 to 16.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611157433.3A CN106641042B (en) | 2016-12-15 | 2016-12-15 | A kind of brake clamp unit that can identify lever deformation |
| CN2016111574333 | 2016-12-15 | ||
| PCT/CN2017/116648 WO2018108170A1 (en) | 2016-12-15 | 2017-12-15 | Brake pad support assembly, brake pad assembly, braking device, and a rail vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110402338A true CN110402338A (en) | 2019-11-01 |
| CN110402338B CN110402338B (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611157433.3A Active CN106641042B (en) | 2016-12-15 | 2016-12-15 | A kind of brake clamp unit that can identify lever deformation |
| CN201780076617.3A Active CN110402338B (en) | 2016-12-15 | 2017-12-15 | Brake pad holder assembly, brake pad assembly, braking device and railway vehicle |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611157433.3A Active CN106641042B (en) | 2016-12-15 | 2016-12-15 | A kind of brake clamp unit that can identify lever deformation |
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| Country | Link |
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| CN (2) | CN106641042B (en) |
| WO (1) | WO2018108170A1 (en) |
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| CN114001109A (en) * | 2021-10-26 | 2022-02-01 | 中国铁道科学研究院集团有限公司 | Secondary anti-falling structure for brake pad holder |
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| US11097709B2 (en) * | 2016-12-15 | 2021-08-24 | Crrc Qishuyan Institute Co., Ltd. | Brake cylinder, brake clamp unit and rail vehicle |
| CN106641042B (en) * | 2016-12-15 | 2018-12-25 | 常州中车铁马科技实业有限公司 | A kind of brake clamp unit that can identify lever deformation |
| CN109340277B (en) * | 2018-09-07 | 2021-03-19 | 南京中车浦镇海泰制动设备有限公司 | Hydraulic brake clamp |
| DE102018122726A1 (en) | 2018-09-17 | 2020-03-19 | Bpw Bergische Achsen Kg | Sheet metal arrangement for a disc brake and disc brake with a sheet metal arrangement for a vehicle |
| CN112855809B (en) * | 2021-01-04 | 2023-01-13 | 中车青岛四方车辆研究所有限公司 | Pneumatic brake cylinder and brake caliper unit |
| CN115158390B (en) * | 2022-07-29 | 2024-03-01 | 中国铁道科学研究院集团有限公司 | Lightweight braking clamp unit |
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| CN104948620A (en) * | 2014-03-24 | 2015-09-30 | 颜菲 | Brake pad holder for train bogie |
| CN104191205A (en) * | 2014-09-18 | 2014-12-10 | 南车株洲电力机车有限公司 | Caliper mechanism brake shoe holder assembly and installation method of elastic cylindrical pin |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114001109A (en) * | 2021-10-26 | 2022-02-01 | 中国铁道科学研究院集团有限公司 | Secondary anti-falling structure for brake pad holder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106641042A (en) | 2017-05-10 |
| CN106641042B (en) | 2018-12-25 |
| CN110402338B (en) | 2021-06-11 |
| WO2018108170A1 (en) | 2018-06-21 |
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Address after: 213011 258 Wuyi Road, Changzhou, Jiangsu Patentee after: CRRC Qishuyan Locomotive and Rolling Stock Technology Research Institute Co.,Ltd. Country or region after: China Patentee after: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Address before: 213011 258 Wuyi Road, Changzhou, Jiangsu Patentee before: CRRC QISHUYAN INSTITUTE Co.,Ltd. Country or region before: China Patentee before: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. |