CN104819228A - Classified brake type ceramic-based brake pad system having dirt removing function - Google Patents
Classified brake type ceramic-based brake pad system having dirt removing function Download PDFInfo
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- CN104819228A CN104819228A CN201510136518.2A CN201510136518A CN104819228A CN 104819228 A CN104819228 A CN 104819228A CN 201510136518 A CN201510136518 A CN 201510136518A CN 104819228 A CN104819228 A CN 104819228A
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- 239000000919 ceramic Substances 0.000 title abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims description 32
- 239000011324 bead Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 18
- 230000001681 protective effect Effects 0.000 claims description 18
- 238000001125 extrusion Methods 0.000 claims description 13
- 230000000452 restraining effect Effects 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 12
- 238000005202 decontamination Methods 0.000 claims description 11
- 230000003588 decontaminative effect Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 239000003344 environmental pollutant Substances 0.000 claims description 8
- 231100000719 pollutant Toxicity 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000003467 diminishing effect Effects 0.000 claims description 3
- 239000011519 fill dirt Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 26
- 230000000191 radiation effect Effects 0.000 abstract 1
- 239000002826 coolant Substances 0.000 description 22
- 206010053615 Thermal burn Diseases 0.000 description 8
- 239000000659 freezing mixture Substances 0.000 description 8
- 238000005299 abrasion Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000003032 molecular docking Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The invention discloses a classified brake type ceramic-based brake pad system having a dirt removing function, and relates to the technical field of ceramic-based brake pads. The system automatically removes dirt temporarily stored in dirt temporary storage spherical surface grooves when being not braked, so that the cleanness of a friction surface is guaranteed, and the friction effect and the radiation effect of a conventional brake ceramic-based friction pad are improved. The classified brake type ceramic-based brake pad system having dirt removing function comprises an emergent brake ceramic-based friction plate fixed at the left end of a steel plate, and a conventional brake ceramic-based friction plate telescopically arranged in a clamping groove at the right side of the steel plate and controlled by a conventional brake strength adjusting device, wherein multiple dirt temporary storage spherical surface grooves smaller than semispherical surfaces are formed in a friction surface of the conventional brake ceramic-based friction plate; cylinder holes are formed in the bottom surfaces of the dirt temporary storage spherical surface grooves; the bottom ends of the cylinder holes are fixedly connected with dirt removing springs; and the upper ends of the dirt removing springs are fixedly connected with slide dirt removing rods capable of vertically and freely sliding in the cylinder holes and matched with the cylinder holes.
Description
Technical field
The present invention relates to ceramic-base brake block technical field, be specifically related to a kind of grading system dynamic formula ceramic-base brake block system with decontamination function.
Background technique
At present, dirt on ceramic-base friction plate rubbing surface easily sticks on rubbing surface, dirt adheres not only can cause the friction factor of ceramic-base friction plate rubbing surface to diminish on rubbing surface affects braking effect, because dirt has blocked the working life that rubbing surface and extraneous contact also can cause the radiating effect variation influence ceramic-base friction plate of ceramic-base friction plate, and to stick on rubbing surface not easy to clean; And existing ceramic-base friction plate adopts monolithic brake structure, user is caused to select poor to the degrees of freedom that ceramic-base friction plate braking effect is selected
The working principle of brake mainly carrys out self-friction, utilizes the friction on brake block and brake disc (drum) and tire and ground, is stopped by car after converting the kinetic energy that vehicle travels to heat energy after friction.
The ceramic-base brake block of existing automobile is due to when designing, it is all the monolithic ceramic based friction plate adopting friction factor identical, so no matter vehicle is that in case of emergency to brake or brake in normal conditions be all braked by this block ceramic-base friction plate, due to the Long-Time Service of same ceramic-base friction plate, the friction factor of this ceramic-base friction plate rubbing surface is caused to diminish can adhering to some friction dirts on the rubbing surface of ceramic-base friction plate after, the situation of incessantly car thus stopping but appears in ceramic-base friction plate in an emergency braking situation that cause vehicle to be easy to check car in conventional brake situation, and the friction factor of ceramic-base friction plate rubbing surface diminishes and is not easily found, be easy to like this stop in an emergency braking situation and do not live car and occur accident.
Also have, the ceramic-base friction plate of monolithic is adopted to have the following disadvantages as brake block, heat when conventional brake brakes on ceramic-base friction plate does not also leave and starts again to carry out emergency braking brake, higher temperature will be produced like this on ceramic-base friction plate, and when the temperature that ceramic-base friction plate is higher does not also have enough time to carry out conventional brake brake again when leaving, if brake is frequent, then ceramic-base friction plate may be caused to be burned, to affect the working life of ceramic-base friction plate.
Brake comprises Emergency braking and conventional brake, conventional brake as etc. red street lamp to stop brake, Emergency braking is as needed the brake of Emergency avoidance or stopping when there is dangerous situation.
Summary of the invention
The present invention easily sticks on rubbing surface in order to the dirt solved on existing ceramic-base friction plate rubbing surface, dirt adheres not only can cause the friction factor of ceramic-base friction plate rubbing surface to diminish on rubbing surface affects braking effect, because dirt has blocked the working life that rubbing surface and extraneous contact also can cause the radiating effect variation influence ceramic-base friction plate of ceramic-base friction plate, and to stick on rubbing surface not easy to clean; And existing ceramic-base friction plate adopts monolithic brake structure, user is caused to select these poor deficiencies to the degrees of freedom that ceramic-base friction plate braking effect is selected, there is provided a kind of to allow the dirt on conventional brake ceramic-base friction plate rubbing surface be extruded by brake drum when braking to rotate the dirt be brought on rubbing surface and keep in spherical groove, and automatically remove when not braking and be temporarily stored in dirt and keep in dirt in spherical groove, ensure the turbidity test of rubbing surface, improve friction effect and the radiating effect of conventional brake ceramic-base friction plate; And adopt the biplate brake structure that conventional brake ceramic-base friction plate combines with emergency braking ceramic-base friction plate, when braking, if brake in conventional brake situation, conventional brake ceramic-base friction plate is only adopted to brake, if brake in an emergency braking situation, adopt conventional brake ceramic-base friction plate and emergency braking ceramic-base friction plate jointly to brake, user is to the grading system dynamic formula ceramic-base brake block system of the band decontamination function that conventional brake ceramic-base friction plate braking effect has good degrees of freedom to select
Above technical problem is solved by following technical proposal:
With the grading system dynamic formula ceramic-base brake block system of decontamination function, comprise be provided with fitting seat steel plate, conventional brake ceramic-base friction plate, emergency braking ceramic-base friction plate, two pieces of clamping blocks, controller and conventional brake intensity adjustment rotary switches; The friction factor of described emergency braking ceramic-base friction plate is greater than the friction factor of conventional brake ceramic-base friction plate; Emergency braking ceramic-base friction plate is fixedly connected on the left side of upper surface of steel plate, two pieces of clamping blocks are just to being fixedly connected on the upper surface of steel plate of emergency braking ceramic-base friction plate right, be fixedly connected with horizontal block inwardly at the upper horizontal of every block clamping block, thus on the upper surface of steel plate of emergency braking ceramic-base friction plate right, form the buckling groove of cavity cross section in " convex " font; The bottom surface steel plate of buckling groove is provided with two pilot holes, be provided with the mobile plate that can move up and down in buckling groove in buckling groove on steel plate, the upper end of two directional posts to penetrate in buckling groove from two pilot holes respectively and is fixedly connected on the lower surface of mobile plate; Directional post between the lower surface and the inner bottom surface of buckling groove of mobile plate is arranged with conventional brake intensity adjustment device, and the control end of conventional brake intensity adjustment device is connected with controller respectively with conventional brake intensity adjustment rotary switch; Directional post between the upper surface and the lower surface of mobile plate of conventional brake intensity adjustment device is arranged with brake extrusion spring; The back side of conventional brake ceramic-base friction plate is integrally fixedly connected on the upper surface of mobile plate, and when vehicle conventional brake, the height of conventional brake ceramic-base friction plate rubbing surface is higher than the height of emergency braking ceramic-base friction plate rubbing surface, and when emergency brake of vehicle, the height of conventional brake ceramic-base friction plate rubbing surface equals the height of emergency braking ceramic-base friction plate rubbing surface; Conventional brake ceramic-base friction plate rubbing surface is provided with several be respectively and be less than hemispherical dirt and keep in spherical groove; The bottom surface of keeping in spherical groove at dirt is provided with cylindrical hole, blowdown spring is fixedly connected with in cylindrical hole bottom, be fixedly connected with freely up and down can slide and the slip blowdown bar mated with cylindrical hole in cylindrical hole at blowdown spring upper end, and blowdown bar upper end of sliding extends to dirt and keeps in spherical groove, and blowdown spring elongates to the height of slip blowdown bar upper-end surface during natural length lower than the height 3-4 millimeter of conventional brake ceramic-base friction plate rubbing surface; Keep in the floor height 5-10 millimeter of spherical groove lower than dirt to the height of slip blowdown bar lower end surface during natural length at blowdown spring elongates.
The brake of vehicle comprises conventional brake and Emergency braking, so this programme is by being divided into the braking of vehicle the two staged braking mode of conventional brake and emergency braking, adopt corresponding conventional brake ceramic-base friction plate and emergency braking ceramic-base friction plate to realize this two staged braking simultaneously.When vehicle brake, if brake in conventional brake situation, only adopt conventional brake ceramic-base friction plate to brake, if brake in an emergency braking situation, adopt conventional brake ceramic-base friction plate and emergency braking ceramic-base friction plate jointly to brake.The conventional brake intensity size that this programme can be braked by user's free adjustment and setting conventional brake ceramic-base friction plate by conventional brake intensity adjustment device.This programme extrudes the rotation dirt that be brought into rubbing surface on when braking by brake drum by the dirt on conventional brake ceramic-base friction plate rubbing surface and keeps in spherical groove, and automatically remove when not braking and be temporarily stored in dirt and keep in dirt in spherical groove, ensure the turbidity test of rubbing surface, improve friction effect and the radiating effect of conventional brake ceramic-base friction plate; And adopt the biplate brake structure that conventional brake ceramic-base friction plate combines with emergency braking ceramic-base friction plate, when braking, if brake in conventional brake situation, conventional brake ceramic-base friction plate is only adopted to brake, if brake in an emergency braking situation, adopt conventional brake ceramic-base friction plate and emergency braking ceramic-base friction plate jointly to brake, user has good degrees of freedom to select to conventional brake ceramic-base friction plate braking effect.
As preferably, sidewall in cylindrical hole is vertically provided with the sidewall channels communicated with cylindrical hole, protective tube is installed with straight up in sidewall channels, the sliding-groove communicated with protective tube tube chamber is being axially arranged with on the protective tube sidewall of cylindrical hole side, cover plate is fixedly connected with in the upper end-hole of protective tube, in protective tube, be provided with temperature-sensitive telescopic mast, the upper end of temperature-sensitive telescopic mast is fixedly connected on the lower surface of cover plate; On the sidewall of slip blowdown bar, level is fixedly connected with connecting rod, and the outer end of connecting rod extends in protective tube from sliding-groove, and connecting rod outer end is positioned at the below of temperature-sensitive telescopic mast, and connecting rod is connected with temperature-sensitive telescopic mast contact-type.
When after the heating of conventional brake ceramic-base friction plate, temperature-sensitive telescopic mast will expand, such temperature-sensitive telescopic mast will promote connecting rod and move down, the result that connecting rod moves down drives slip blowdown bar also to move down, allowing slip blowdown bar occupy dirt, to keep in the space of spherical groove little, thus allow and can fill the space that dirt keeps in spherical groove and become large, make dirt keep in spherical groove and can fill more dirt.When after the cooling of conventional brake ceramic-base friction plate, temperature-sensitive telescopic mast will shorten, such temperature-sensitive telescopic mast will pull connecting rod up to move, the connecting rod up result of movement drives slip blowdown bar also up to move, the slip blowdown bar up result of movement is that the dirt that dirt is kept in spherical groove is discharged, achieve automatic pollution discharge and remove contamination, there is good practicability.And temperature-sensitive telescopic mast coordinates blowdown spring to use, and effect is better.And connecting rod is that contact-type is connected with temperature-sensitive telescopic mast, so filth-discharging effect flexibility is high, good reliability.
As preferably, conventional brake intensity adjustment device comprises top board, fold liquid tyre bead, press table, hydraulic pressure loader and the hydraulic pressure agent storage tank of hydraulic pressure agent is housed; Described top board, fold liquid tyre bead and press table are movably set on directional post from top to bottom successively, and the lower end of the extrusion spring that brakes compression is connected on the upper surface of top board; Outside fold liquid tyre bead, be arranged with interior dislocation sheathed casing, and the upper end of interior dislocation sheathed casing is fixedly connected on the lower surface of top board; Be provided with outer dislocation sheathed casing at the outer flip sleeve of interior dislocation sheathed casing, and the lower end of outer dislocation sheathed casing is fixedly connected on the upper surface of press table; The hydraulic pressure agent delivery outlet of hydraulic pressure loader and the hydraulic pressure agent inlet opening of fold liquid tyre bead are docked by a hydraulic inlet and are linked together, and on hydraulic inlet, be provided with hydraulic control valve, the hydraulic pressure agent inlet opening of hydraulic pressure loader and the hydraulic pressure agent delivery outlet of hydraulic pressure agent storage tank are docked by another root hydraulic inlet and link together, and the control end of hydraulic control valve and the control end of hydraulic pressure loader are electrically connected with controller respectively.When the thickness of the friction surface wear of conventional brake ceramic-base friction plate is also unlikely to cause conventional brake ceramic-base friction plate to be scrapped, by hydraulic pressure loader, the hydraulic pressure agent in hydraulic pressure agent storage tank is pressed into fold liquid tyre bead, fold liquid tyre bead can only up extend under the protection of interior dislocation sheathed casing and outer dislocation sheathed casing, the result that fold liquid tyre bead up extends just has raised the rubbing surface of conventional brake ceramic-base friction plate, like this when braking, if when the braking strength that driver steps on is the same, so the rubbing surface of conventional brake ceramic-base friction plate and the frictional force of brake drum will increase, thus the conventional brake intensity size that realization can be braked by user's free adjustment and setting conventional brake ceramic-base friction plate by conventional brake intensity adjustment device and conventional brake intensity adjustment rotary switch.Practicability is good, good reliability.
As preferably, the height being provided with groove at the two ends of conventional brake ceramic-base friction plate is greater than the mobile restraining groove of horizontal block thickness, and the two ends of two pieces of horizontal blocks extend in the mobile restraining groove at conventional brake ceramic-base friction plate two ends respectively; When the upper end face in mobile restraining groove compresses on the upper surface being connected to horizontal block, the height of conventional brake ceramic-base friction plate rubbing surface equals the height of emergency braking ceramic-base friction plate rubbing surface; When the bottom surface in mobile restraining groove compresses on the lower surface being connected to horizontal block, the height of conventional brake ceramic-base friction plate rubbing surface is higher than the height of emergency braking ceramic-base friction plate rubbing surface.Friction factor due to emergency braking ceramic-base friction plate is greater than the friction factor of conventional brake ceramic-base friction plate, the design of this structure makes when emergency braking, emergency braking ceramic-base friction plate firmly can produce good friction with brake drum, thus vehicle stops as soon as possible, this structure allow conventional brake and emergency braking with the use of, not only increase the performance of conventional brake.
As preferably, conventional brake ceramic-base friction plate rubbing surface is provided with dump tank.Be convenient to blowdown.
A kind of automatic pollutant removal blowdown operational method of the grading system dynamic formula ceramic-base brake block system with decontamination function, when braking, allowing the dirt on conventional brake ceramic-base friction plate rubbing surface rotate the extruding dirt be brought on rubbing surface by brake drum and keeping in spherical groove; After conventional brake ceramic-base friction plate is heating up, temperature-sensitive telescopic mast will expand elongation, temperature-sensitive telescopic mast expands and extends the pusher bar that is dynamically connected and move down, connecting rod moves down and drives slip blowdown bar also to move down, when slip blowdown bar moves down, blowdown spring is compressed, thus the space that the space making dirt keep in spherical groove is occupied by the blowdown bar that slides is from diminishing greatly, and then allow the dirt that can fill dirt keep in the space of spherical groove from little change greatly, make dirt keep in spherical groove and can fill more dirt; When not braking, when after the cooling of conventional brake ceramic-base friction plate, temperature-sensitive telescopic mast will shorten, blowdown spring can extend, temperature-sensitive telescopic mast will pull connecting rod up to move, the connecting rod up mobile slip blowdown bar that drives also up moves, and slip blowdown bar is up mobile just can be discharged the dirt that dirt is kept in spherical groove, realizes the automatic pollutant removal blowdown operation on conventional brake ceramic-base friction plate.
The present invention can reach following effect:
The present invention allows the dirt on conventional brake ceramic-base friction plate rubbing surface be extruded by brake drum when braking and rotates the dirt be brought on rubbing surface and keep in spherical groove, and automatically remove when not braking and be temporarily stored in dirt and keep in dirt in spherical groove, ensure the turbidity test of rubbing surface, improve friction effect and the radiating effect of conventional brake ceramic-base friction plate; And adopt the biplate brake structure that conventional brake ceramic-base friction plate combines with emergency braking ceramic-base friction plate, when braking, if brake in conventional brake situation, conventional brake ceramic-base friction plate is only adopted to brake, if brake in an emergency braking situation, conventional brake ceramic-base friction plate and emergency braking ceramic-base friction plate is adopted jointly to brake, user is to the grading system dynamic formula ceramic-base brake block structure of the band decontamination function that conventional brake ceramic-base friction plate braking effect has good degrees of freedom to select, and reliability is high.
Accompanying drawing explanation
Fig. 1 is a kind of linkage structure schematic diagram of embodiment of the present invention conventional brake ceramic-base friction plate automatic pollutant removal part.
Fig. 2 is a kind of partial enlargement linkage structure schematic diagram of embodiment of the present invention conventional brake ceramic-base friction plate automatic pollutant removal part.
Fig. 3 is a kind of linkage structure schematic diagram of embodiment of the present invention conventional brake ceramic-base friction plate conventional brake intensity adjustment device section.
Fig. 4 is a kind of linkage structure schematic diagram of embodiment of the present invention conventional brake ceramic-base friction plate alarm part.
Fig. 5 is a kind of linkage structure schematic diagram of embodiment of the present invention conventional brake ceramic-base friction plate anti-scald by-pass cock part.
Fig. 6 is a kind of linkage structure schematic diagram of the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is further illustrated.
Embodiment, the grading system dynamic formula ceramic-base brake block system that can lower the temperature, shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, comprise the steel plate 23, conventional brake ceramic-base friction plate 2, emergency braking ceramic-base friction plate 1, two pieces of clamping blocks 16, controller 36 and the conventional brake intensity adjustment rotary switch 50 that are provided with fitting seat 18; The friction factor of emergency braking ceramic-base friction plate is greater than the friction factor of conventional brake ceramic-base friction plate; Emergency braking ceramic-base friction plate is fixedly connected on the left side of upper surface of steel plate, two pieces of clamping blocks are just to being fixedly connected on the upper surface of steel plate of emergency braking ceramic-base friction plate right, be fixedly connected with horizontal block 14 inwardly at the upper horizontal of every block clamping block, thus on the upper surface of steel plate of emergency braking ceramic-base friction plate right, form the buckling groove 15 of cavity cross section in " convex " font; The bottom surface steel plate of buckling groove is provided with two pilot holes, the upper end being provided with mobile plate 24, two directional posts 20 that can move up and down in buckling groove in buckling groove on steel plate to penetrate in buckling groove from two pilot holes respectively and is fixedly connected on the lower surface of mobile plate; Directional post between the lower surface and the inner bottom surface of buckling groove of mobile plate is arranged with conventional brake intensity adjustment device 51, and the control end of conventional brake intensity adjustment device is connected with controller respectively with conventional brake intensity adjustment rotary switch; Directional post between the upper surface and the lower surface of mobile plate of conventional brake intensity adjustment device is arranged with the extrusion spring 19 that brakes; The back side of conventional brake ceramic-base friction plate is integrally fixedly connected on the upper surface of mobile plate, and when vehicle conventional brake, the height of conventional brake ceramic-base friction plate rubbing surface 9 is higher than the height of emergency braking ceramic-base friction plate rubbing surface, and when emergency brake of vehicle, the height of conventional brake ceramic-base friction plate rubbing surface equals the height of emergency braking ceramic-base friction plate rubbing surface.
At this example, the brake of vehicle is divided into conventional brake and Emergency braking, so this example is by being divided into the braking of vehicle the two staged braking mode of conventional brake and emergency braking, adopt corresponding conventional brake ceramic-base friction plate and emergency braking ceramic-base friction plate to realize this two staged braking, the biplate brake structure namely adopting conventional brake ceramic-base friction plate to combine with emergency braking ceramic-base friction plate brakes simultaneously; Friction factor due to emergency braking ceramic-base friction plate is greater than the friction factor of conventional brake ceramic-base friction plate, the design of this structure of horizontal block and mobile restraining groove makes when emergency braking, emergency braking ceramic-base friction plate firmly can produce good friction with brake drum, thus ensures that vehicle stops as early as possible; Braking by grades structure allow conventional brake ceramic-base friction disc brake and emergency braking ceramic-base friction plate with the use of, not only increase the performance of conventional brake, additionally provide the selection prerequisite of the conventional brake intensity size can braked by user's free adjustment and setting conventional brake ceramic-base friction plate, even if the conventional brake intensity size that user is arranged is improper, also can realize brake by changeless emergency braking ceramic-base friction plate, Security is higher; This example can allow the maximal friction size between conventional brake ceramic-base friction plate and brake drum adjustable, when braking in conventional brake situation, as long as driver can realize braking when stepping on the maximal friction that frictional force that brake produces is less than between conventional brake ceramic-base friction plate and brake drum, there will not be emergency brake, conventional brake brake is little to the wearing and tearing of vehicle, car inner impact can not be caused to injure to rider.
Braking by grades brake method is: when braking, if brake in conventional brake situation, only adopt the frictional force between conventional brake ceramic-base friction plate and brake drum to realize braking, if brake in an emergency braking situation, adopt conventional brake ceramic-base friction plate and the frictional force of emergency braking ceramic-base friction plate jointly and between brake drum to realize braking.
Also comprise coolant pump 26 and coolant reservoir 28; In coolant reservoir, be provided with refrigerator 52, in coolant reservoir, freezing mixture be housed; In conventional brake ceramic-base friction plate, be provided with heat trnasfer vestibule, and the entry end of heat trnasfer vestibule and outlet end all extend to mobile plate from the back side of conventional brake ceramic-base friction plate; The bottom surface steel plate of buckling groove is provided with two perforation, in heat trnasfer vestibule, is provided with transfer pipes 10, and the two ends of transfer pipes extend to steel plate respectively after two perforation pass; Seal in the clearance space between the internal chamber wall and the outer tube wall of transfer pipes of heat trnasfer vestibule and filled up heat guiding agent 11; And the heat guiding agent seal ring 17 that can prevent heat guiding agent from flowing out is respectively equipped with in two ports of heat trnasfer vestibule; The outlet end of transfer pipes and the entrance point of coolant reservoir are linked together by honeycomb duct 29 docking, the outlet end of coolant reservoir and the entrance point of coolant pump are linked together by No. two honeycomb duct 27 docking, and the outlet end of coolant pump and the entry end of transfer pipes are linked together by No. three honeycomb duct 25 docking; Switch cavity 7 is also provided with in conventional brake ceramic-base friction plate above heat trnasfer vestibule; In switch cavity, be provided with anti-scald by-pass cock 39, anti-scald by-pass cock comprises slide rheostat 40 and temperature-sensitive telescopic block 47; One end of temperature-sensitive telescopic block is fixedly connected on the inwall of one end in switch cavity; Slide rheostat is fixed on the inwall of the other end in switch cavity, and slide rheostat comprises conductive segment 42 and non-conductive section 41, the slip pin 43 of slide rheostat can slidably reciprocate on the conductive segment of slide rheostat He on non-conductive section, when the slip pin of slide rheostat only slides on the conductive segment of slide rheostat, slide rheostat can allow electric current to flow through, and the size of current that can flow through changes with the movement of sliding pointer; When the slip pin of slide rheostat only slides on non-conductive section of slide rheostat, slide rheostat no current flows through; Slide rheostat is connected in series on the power loop 48 of coolant pump, and slide rheostat is also connected in series on the power loop 49 of refrigerator, and the power loop of coolant pump and the power loop of refrigerator are connected in parallel; The slip pin of slide rheostat is driven by the other end of temperature-sensitive telescopic block and connects, and when the length of extending after temperature-sensitive telescopic block is heated is greater than preseting length, the slip pin of slide rheostat only slides on the conductive segment of slide rheostat, and now anti-scald by-pass cock is on state; When the length of extending after temperature-sensitive telescopic block is heated is less than below preseting length, the slip pin of slide rheostat only slides on non-conductive section of slide rheostat, and now anti-scald by-pass cock is in off state; And when anti-scald by-pass cock is on state, coolant pump and refrigerator are all in running order, the output power of coolant pump and refrigerator increases with the increase of electric current on slide rheostat, the output power of coolant pump and refrigerator reduces with the reduction of electric current on slide rheostat, and when anti-scald by-pass cock is in off state, coolant pump and refrigerator are all in halted state; In the conventional brake ceramic-base friction plate being greater than 4-6 millimeter from the distance of conventional brake ceramic-base friction plate rubbing surface, be provided with some heat-conducting metal silks 12, and an end of heat-conducting metal silk extends in the heat guiding agent in heat trnasfer vestibule; The slip surface of slide rheostat is circular sliding surface, and slip pin is slidably connected on the circular sliding surface of slide rheostat; The inwall of switch cavity is fixed with lever seat 44, lever seat is rotatablely equipped with lever 45, and the rotating fulcrum of lever and lever seat is the centre point of the circular sliding surface of slide rheostat; The slip pin of slide rheostat is fixedly connected on one end of lever, is provided with slip lasso 46 at the other end flip sleeve of lever, and slip lasso is rotatably connected on the other end of temperature-sensitive telescopic block; And the power that the open and-shut mode of anti-scald by-pass cock is transmitted through lever by temperature-sensitive telescopic block controls; The tie point of lever and slip pin to lever rotating fulcrum between length be greater than temperature-sensitive telescopic block and slip lasso be rotationally connected a little to lever rotating fulcrum between length.
This example is owing to dividing in order to two-stage to the skidding mode of vehicle; In the process of driving, be generally that conventional brake mode is many, emergency braking mode is few; Therefore the cooling of conventional brake ceramic-base friction plate is seemed that the cooling of comparison emergency braking ceramic-base friction plate is important, because conventional brake is frequent, heat on conventional brake ceramic-base friction plate does not also leave completely and has heat to add to come in, and causes the heat on conventional brake ceramic-base friction plate more long-pending higher; When the thermal accumlation on conventional brake ceramic-base friction plate is to the born maximum temperature limit, just likely burn out conventional brake ceramic-base friction plate, and emergency braking ceramic-base friction plate is few owing to using, the heat on emergency braking ceramic-base friction plate is easy to leave; Only conventional brake ceramic-base friction plate is lowered the temperature automatically so this example adopts; Automatically conventional brake ceramic-base friction plate is carried out to the freezing mixture cooling of Inner eycle, and then ensure that conventional brake ceramic-base friction plate is not easily burned, freezing mixture can not affect the friction effect of ceramic-base friction plate and brake drum, freezing mixture can not affect the working life of the metal of brake drum and assembling ceramic based friction plate, environmentally safe; The thermal conductivity of heat-conducting metal silk is good, and heat-conducting metal silk can be delivered to the heat in conventional brake ceramic-base friction plate in heat guiding agent rapidly, thus allows conventional brake ceramic-base friction plate realize lowering the temperature fast, good cooling effect; Lever construction makes temperature-sensitive telescopic block have small change just can realize that slide rheostat has larger electric current to flow through, namely conventional brake ceramic-base friction plate has small temperature variation all can start cooling in time, cooling starts highly sensitive, the good reliability of cooling-down effect.
The cool-down method of conventional brake ceramic-base friction plate: after the temperature on conventional brake ceramic-base friction plate raises, the temperature-sensitive telescopic block expanded by heating being positioned at conventional brake ceramic-base friction plate extends, one end that temperature-sensitive telescopic block pushes lever rotates counterclockwise, and then the slip pin allowing the other end of lever rotate clockwise rear drive slide rheostat slides on the conductive segment of slide rheostat, thus make the power loop of coolant pump and the power loop of refrigerator be on state, coolant pump and refrigerator work; And it is longer that the temperature higher temperature-sensitive telescopic block in conventional brake ceramic-base friction plate stretches, and the output power of coolant pump and refrigerator is larger; Heat-conducting metal silk can be delivered to the heat in conventional brake ceramic-base friction plate in heat guiding agent rapidly; Refrigerator cools the freezing mixture in coolant reservoir, coolant pump is pumped into transfer pipes the freezing mixture in coolant reservoir, heat guiding agent passes to transfer pipes the heat in conventional brake ceramic-base friction plate, transfer pipes transmits a freezing mixture heat again, and freezing mixture is at transfer pipes Inner eycle, thus the heat in conventional brake ceramic-base friction plate is taken away, and then cooling operation is carried out to conventional brake ceramic-base friction plate; When the temperature in conventional brake ceramic-base friction plate drops to after below setting temperature, temperature-sensitive telescopic block shortens, one end that temperature-sensitive telescopic block hauls lever rotates clockwise, and then the slip pin allowing the other end of lever rotate counterclockwise rear drive slide rheostat is moved on non-conductive section of slide rheostat, thus make the power loop of coolant pump and the power loop of refrigerator be in off state, coolant pump and refrigerator quit work, to the cooling end of job of conventional brake ceramic-base friction plate.
Conventional brake intensity adjustment device comprises top board 22, fold liquid tyre bead 31, press table 21, hydraulic pressure loader 35 and the hydraulic pressure agent storage tank 34 of hydraulic pressure agent is housed; Top board, fold liquid tyre bead and press table are movably set on directional post from top to bottom successively, and the lower end of the extrusion spring that brakes compression is connected on the upper surface of top board; Outside fold liquid tyre bead, be arranged with interior dislocation sheathed casing 33, and the upper end of interior dislocation sheathed casing is fixedly connected on the lower surface of top board; Be provided with outer dislocation sheathed casing 32 at the outer flip sleeve of interior dislocation sheathed casing, and the lower end of outer dislocation sheathed casing is fixedly connected on the upper surface of press table; The hydraulic pressure agent delivery outlet of hydraulic pressure loader and the hydraulic pressure agent inlet opening of fold liquid tyre bead are docked by a hydraulic inlet 38 and are linked together, and on hydraulic inlet, be provided with hydraulic control valve 30, the hydraulic pressure agent inlet opening of hydraulic pressure loader and the hydraulic pressure agent delivery outlet of hydraulic pressure agent storage tank are docked by another root hydraulic inlet 37 and link together, and the control end of hydraulic control valve and the control end of hydraulic pressure loader are electrically connected with controller respectively.
The two ends that the height being provided with groove at the two ends of conventional brake ceramic-base friction plate is greater than mobile restraining groove 13, two pieces of horizontal blocks of horizontal block thickness extend in the mobile restraining groove at conventional brake ceramic-base friction plate two ends respectively; When the upper end face in mobile restraining groove compresses on the upper surface being connected to horizontal block, the height of conventional brake ceramic-base friction plate rubbing surface equals the height of emergency braking ceramic-base friction plate rubbing surface; When the bottom surface in mobile restraining groove compresses on the lower surface being connected to horizontal block, the height of conventional brake ceramic-base friction plate rubbing surface is higher than the height of emergency braking ceramic-base friction plate rubbing surface.
This example is when brake, if when the braking strength that driver steps on is the same, so the rubbing surface of conventional brake ceramic-base friction plate and the frictional force of brake drum will increase, and realize user to the free adjustment of the conventional brake intensity size that conventional brake ceramic-base friction plate brakes and setting by conventional brake intensity adjustment device and conventional brake intensity adjustment rotary switch.
Conventional brake ceramic-base friction plate skidding intensity size adjusting method: when the thickness of the friction surface wear of conventional brake ceramic-base friction plate is also unlikely to cause conventional brake ceramic-base friction plate to be scrapped, by hydraulic pressure loader, the hydraulic pressure agent in hydraulic pressure agent storage tank is pressed in fold liquid tyre bead, fold liquid tyre bead can only up extend under the protection of interior dislocation sheathed casing and outer dislocation sheathed casing, the result that fold liquid tyre bead up extends just has raised the rubbing surface of conventional brake ceramic-base friction plate, and then realize the adjustment of conventional brake ceramic-base friction plate skidding intensity size.
Also be provided with cylindrical abrasion detection cavity 53 in conventional brake ceramic-base friction plate above heat trnasfer vestibule, and the central axis of abrasion detection cavity is in conventional brake ceramic-base friction plate rubbing surface; Lower end in abrasion detection cavity is provided with pressure switch 56, and the upper end in abrasion detection cavity is provided with the slide post 54 communicated with conventional brake ceramic-base friction plate material; Switch extrusion spring 55 is provided with in abrasion detection cavity, and the upper end of switch extrusion spring compresses and is connected on the lower surface of slide post, the lower end of switch extrusion spring compresses and is connected on the button of pressure switch, and pressure switch is on state when the button of pressure switch is subject to being less than below setting value from the extruding force of switch extrusion spring, when the button of pressure switch is subject to being greater than setting value from the extruding force of switch extrusion spring, pressure switch is in off state; Also comprise alarm 58, pressure switch is connected in series on the power loop 57 of alarm.
This example is when conventional brake ceramic-base friction plate friction surface wear falls the effective thickness of setting, just can send alarm in time, user can change conventional brake ceramic-base friction plate after hearing the alarm of conventional brake ceramic-base friction plate rubbing surface experience wear in time, ensures the brake security of vehicle.
Conventional brake ceramic-base friction plate friction surface wear alarm method: because slide post is subject to the extruding of switch extrusion spring in abrasion detection cavity always, when conventional brake ceramic-base friction plate friction surface wear is to abrasion detection cavity, when not braking, slide post will move outward, the extruding that pressure switch is subject to switch extrusion spring diminishes, pressure switch is just on state, and then allowing the power loop of alarm be in closed state, alarm sends the alarm of conventional brake ceramic-base friction plate rubbing surface experience wear.
Conventional brake ceramic-base friction plate rubbing surface is provided with several be respectively and be less than hemispherical dirt and keep in spherical groove 3; The bottom surface of keeping in spherical groove at dirt is provided with cylindrical hole 6, blowdown spring 5 is fixedly connected with in cylindrical hole bottom, be fixedly connected with freely up and down can slide and the slip blowdown bar 4 mated with cylindrical hole in cylindrical hole at blowdown spring upper end, and blowdown bar upper end of sliding extends to dirt and keeps in spherical groove, and blowdown spring elongates to the height of slip blowdown bar upper-end surface during natural length lower than the height 3-4 millimeter of conventional brake ceramic-base friction plate rubbing surface; Keep in the floor height 5-10 millimeter of spherical groove lower than dirt to the height of slip blowdown bar lower end surface during natural length at blowdown spring elongates; Sidewall in cylindrical hole is vertically provided with the sidewall channels 59 communicated with cylindrical hole, protective tube 63 is installed with straight up in sidewall channels, the sliding-groove 60 communicated with protective tube tube chamber is being axially arranged with on the protective tube sidewall of cylindrical hole side, cover plate 64 is fixedly connected with in the upper end-hole of protective tube, in protective tube, be provided with temperature-sensitive telescopic mast 62, the upper end of temperature-sensitive telescopic mast is fixedly connected on the lower surface of cover plate; On the sidewall of slip blowdown bar, level is fixedly connected with connecting rod 61, and the outer end of connecting rod extends in protective tube from sliding-groove, and connecting rod outer end is positioned at the below of temperature-sensitive telescopic mast, and connecting rod is connected with temperature-sensitive telescopic mast contact-type; Conventional brake ceramic-base friction plate rubbing surface is provided with dump tank 8.
This example is automatically removed when not braking and is temporarily stored in dirt and keeps in dirt in spherical groove, ensures the turbidity test of rubbing surface, improves friction effect and the radiating effect of conventional brake ceramic-base friction plate; Have good practicability, and temperature-sensitive telescopic mast coordinates blowdown spring to use, effect is better, and connecting rod is that contact-type is connected with temperature-sensitive telescopic mast, so filth-discharging effect flexibility is high, and good reliability.
Automatic pollutant removal blowdown operational method on conventional brake ceramic-base friction plate: when braking, allows the dirt on conventional brake ceramic-base friction plate rubbing surface rotate the extruding dirt be brought on rubbing surface by brake drum and keeps in spherical groove; After conventional brake ceramic-base friction plate is heating up, temperature-sensitive telescopic mast will expand elongation, temperature-sensitive telescopic mast expands and extends the pusher bar that is dynamically connected and move down, connecting rod moves down and drives slip blowdown bar also to move down, when slip blowdown bar moves down, blowdown spring is compressed, thus the space that the space making dirt keep in spherical groove is occupied by the blowdown bar that slides is from diminishing greatly, and then allow the dirt that can fill dirt keep in the space of spherical groove from little change greatly, make dirt keep in spherical groove and can fill more dirt; When not braking, when after the cooling of conventional brake ceramic-base friction plate, temperature-sensitive telescopic mast will shorten, blowdown spring can extend, temperature-sensitive telescopic mast will pull connecting rod up to move, the connecting rod up mobile slip blowdown bar that drives also up moves, and slip blowdown bar is up mobile just can be discharged the dirt that dirt is kept in spherical groove, realizes the automatic pollutant removal blowdown operation on conventional brake ceramic-base friction plate.
Describe embodiments of the present invention by reference to the accompanying drawings above, but do not limit by above-described embodiment when realizing, those of ordinary skill in the art can make a variety of changes within the scope of the appended claims or revise.
Claims (6)
1. the grading system dynamic formula ceramic-base brake block system with decontamination function, it is characterized in that, comprise be provided with fitting seat (18) steel plate (23), conventional brake ceramic-base friction plate (2), emergency braking ceramic-base friction plate (1), two pieces of clamping blocks (16), controller (36) and conventional brake intensity adjustment rotary switches (50); The friction factor of described emergency braking ceramic-base friction plate is greater than the friction factor of conventional brake ceramic-base friction plate; Emergency braking ceramic-base friction plate is fixedly connected on the left side of upper surface of steel plate, two pieces of clamping blocks are just to being fixedly connected on the upper surface of steel plate of emergency braking ceramic-base friction plate right, be fixedly connected with horizontal block (14) inwardly at the upper horizontal of every block clamping block, thus on the upper surface of steel plate of emergency braking ceramic-base friction plate right, form the buckling groove (15) of cavity cross section in " convex " font; The bottom surface steel plate of buckling groove is provided with two pilot holes, be provided with the mobile plate (24) that can move up and down in buckling groove in buckling groove on steel plate, the upper end of two directional posts (20) to penetrate in buckling groove from two pilot holes respectively and is fixedly connected on the lower surface of mobile plate; Directional post between the lower surface and the inner bottom surface of buckling groove of mobile plate is arranged with conventional brake intensity adjustment device (51), and the control end of conventional brake intensity adjustment device is connected with controller respectively with conventional brake intensity adjustment rotary switch; Directional post between the upper surface and the lower surface of mobile plate of conventional brake intensity adjustment device is arranged with the extrusion spring (19) that brakes; The back side of conventional brake ceramic-base friction plate is integrally fixedly connected on the upper surface of mobile plate, and when vehicle conventional brake, the height of conventional brake ceramic-base friction plate rubbing surface (9) is higher than the height of emergency braking ceramic-base friction plate rubbing surface, and when emergency brake of vehicle, the height of conventional brake ceramic-base friction plate rubbing surface equals the height of emergency braking ceramic-base friction plate rubbing surface; Conventional brake ceramic-base friction plate rubbing surface is provided with several be respectively and be less than hemispherical dirt and keep in spherical groove (3); The bottom surface of keeping in spherical groove at dirt is provided with cylindrical hole (6), blowdown spring (5) is fixedly connected with in cylindrical hole bottom, be fixedly connected with freely up and down can slide and the slip blowdown bar (4) mated with cylindrical hole in cylindrical hole at blowdown spring upper end, and blowdown bar upper end of sliding extends to dirt and keeps in spherical groove, and blowdown spring elongates to the height of slip blowdown bar upper-end surface during natural length lower than the height 3-4 millimeter of conventional brake ceramic-base friction plate rubbing surface; Keep in the floor height 5-10 millimeter of spherical groove lower than dirt to the height of slip blowdown bar lower end surface during natural length at blowdown spring elongates.
2. a kind of ceramic-base brake block structure according to claim 1, it is characterized in that, sidewall in cylindrical hole is vertically provided with the sidewall channels (59) communicated with cylindrical hole, protective tube (63) is installed with straight up in sidewall channels, the sliding-groove (60) communicated with protective tube tube chamber is being axially arranged with on the protective tube sidewall of cylindrical hole side, cover plate (64) is fixedly connected with in the upper end-hole of protective tube, in protective tube, be provided with temperature-sensitive telescopic mast (62), the upper end of temperature-sensitive telescopic mast is fixedly connected on the lower surface of cover plate; On the sidewall of slip blowdown bar, level is fixedly connected with connecting rod (61), and the outer end of connecting rod extends in protective tube from sliding-groove, and connecting rod outer end is positioned at the below of temperature-sensitive telescopic mast, and connecting rod is connected with temperature-sensitive telescopic mast contact-type.
3. the grading system dynamic formula ceramic-base brake block system of band decontamination function according to claim 1, it is characterized in that, conventional brake intensity adjustment device comprises top board (22), fold liquid tyre bead (31), press table (21), hydraulic pressure loader (35) and the hydraulic pressure agent storage tank (34) of hydraulic pressure agent is housed; Described top board, fold liquid tyre bead and press table are movably set on directional post from top to bottom successively, and the lower end of the extrusion spring that brakes compression is connected on the upper surface of top board; Outside fold liquid tyre bead, be arranged with interior dislocation sheathed casing (33), and the upper end of interior dislocation sheathed casing is fixedly connected on the lower surface of top board; Be provided with outer dislocation sheathed casing (32) at the outer flip sleeve of interior dislocation sheathed casing, and the lower end of outer dislocation sheathed casing is fixedly connected on the upper surface of press table; The hydraulic pressure agent delivery outlet of hydraulic pressure loader and the hydraulic pressure agent inlet opening of fold liquid tyre bead are docked by a hydraulic inlet (38) and are linked together, and on hydraulic inlet, be provided with hydraulic control valve (30), the hydraulic pressure agent inlet opening of hydraulic pressure loader and the hydraulic pressure agent delivery outlet of hydraulic pressure agent storage tank are docked by another root hydraulic inlet (37) and link together, and the control end of hydraulic control valve and the control end of hydraulic pressure loader are electrically connected with controller respectively.
4. the grading system dynamic formula ceramic-base brake block system of band decontamination function according to claim 1, it is characterized in that, the height being provided with groove at the two ends of conventional brake ceramic-base friction plate is greater than the mobile restraining groove (13) of horizontal block thickness, and the two ends of two pieces of horizontal blocks extend in the mobile restraining groove at conventional brake ceramic-base friction plate two ends respectively; When the upper end face in mobile restraining groove compresses on the upper surface being connected to horizontal block, the height of conventional brake ceramic-base friction plate rubbing surface equals the height of emergency braking ceramic-base friction plate rubbing surface; When the bottom surface in mobile restraining groove compresses on the lower surface being connected to horizontal block, the height of conventional brake ceramic-base friction plate rubbing surface is higher than the height of emergency braking ceramic-base friction plate rubbing surface.
5. the grading system dynamic formula ceramic-base brake block system of band decontamination function according to claim 1, is characterized in that, conventional brake ceramic-base friction plate rubbing surface is provided with dump tank (8).
6. one kind is applicable to the automatic pollutant removal blowdown operational method of the grading system dynamic formula ceramic-base brake block system of band decontamination function according to claim 2, it is characterized in that, when braking, allowing the dirt on conventional brake ceramic-base friction plate rubbing surface rotate the extruding dirt be brought on rubbing surface by brake drum and keeping in spherical groove; After conventional brake ceramic-base friction plate is heating up, temperature-sensitive telescopic mast will expand elongation, temperature-sensitive telescopic mast expands and extends the pusher bar that is dynamically connected and move down, connecting rod moves down and drives slip blowdown bar also to move down, when slip blowdown bar moves down, blowdown spring is compressed, thus the space that the space making dirt keep in spherical groove is occupied by the blowdown bar that slides is from diminishing greatly, and then allow the dirt that can fill dirt keep in the space of spherical groove from little change greatly, make dirt keep in spherical groove and can fill more dirt; When not braking, when after the cooling of conventional brake ceramic-base friction plate, temperature-sensitive telescopic mast will shorten, blowdown spring can extend, temperature-sensitive telescopic mast will pull connecting rod up to move, the connecting rod up mobile slip blowdown bar that drives also up moves, and slip blowdown bar is up mobile just can be discharged the dirt that dirt is kept in spherical groove, realizes the automatic pollutant removal blowdown operation on conventional brake ceramic-base friction plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510136518.2A CN104819228B (en) | 2015-03-26 | 2015-03-26 | Grading system dynamic formula ceramic base brake block system with decontamination function |
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| CN201510136518.2A CN104819228B (en) | 2015-03-26 | 2015-03-26 | Grading system dynamic formula ceramic base brake block system with decontamination function |
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| CN104819228B CN104819228B (en) | 2017-03-29 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109185374A (en) * | 2018-10-16 | 2019-01-11 | 广东三头六臂信息科技有限公司 | A kind of pillow formula brake block and its application method |
| CN115978112A (en) * | 2023-02-20 | 2023-04-18 | 海安县恒益滑动轴承有限公司 | Friction-resistant disc with good heat conductivity for high-speed train motor and use method |
| CN117443123A (en) * | 2023-12-21 | 2024-01-26 | 河北昊泽化工有限公司 | Degassing secondary condenser applied to chemical field |
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2015
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109185374A (en) * | 2018-10-16 | 2019-01-11 | 广东三头六臂信息科技有限公司 | A kind of pillow formula brake block and its application method |
| CN115978112A (en) * | 2023-02-20 | 2023-04-18 | 海安县恒益滑动轴承有限公司 | Friction-resistant disc with good heat conductivity for high-speed train motor and use method |
| CN115978112B (en) * | 2023-02-20 | 2024-01-02 | 海安县恒益滑动轴承有限公司 | Friction-resistant disc with good thermal conductivity for high-speed train motor and use method |
| CN117443123A (en) * | 2023-12-21 | 2024-01-26 | 河北昊泽化工有限公司 | Degassing secondary condenser applied to chemical field |
| CN117443123B (en) * | 2023-12-21 | 2024-03-22 | 河北昊泽化工有限公司 | Degassing secondary condenser applied to chemical field |
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| CN104819228B (en) | 2017-03-29 |
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