CN114810868B - New energy automobile braking pincers - Google Patents

New energy automobile braking pincers Download PDF

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Publication number
CN114810868B
CN114810868B CN202210070734.1A CN202210070734A CN114810868B CN 114810868 B CN114810868 B CN 114810868B CN 202210070734 A CN202210070734 A CN 202210070734A CN 114810868 B CN114810868 B CN 114810868B
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CN
China
Prior art keywords
brake
piston
brake disc
caliper
hydraulic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202210070734.1A
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Chinese (zh)
Other versions
CN114810868A (en
Inventor
覃美强
王杰
吴翠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baoji Xinlongyu Guanying Auto Parts Co ltd
Original Assignee
Baoji Xinlongyu Guanying Auto Parts Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Baoji Xinlongyu Guanying Auto Parts Co ltd filed Critical Baoji Xinlongyu Guanying Auto Parts Co ltd
Priority to CN202210070734.1A priority Critical patent/CN114810868B/en
Publication of CN114810868A publication Critical patent/CN114810868A/en
Application granted granted Critical
Publication of CN114810868B publication Critical patent/CN114810868B/en
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Classifications

    • 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
    • F16D55/228—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 separate actuating member for each side
    • 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
    • F16D65/0006—Noise or vibration control
    • F16D65/0012—Active vibration dampers
    • 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
    • F16D65/0037—Devices for conditioning friction surfaces, e.g. cleaning or abrasive elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D65/12—Discs; Drums for disc brakes
    • F16D65/128—Discs; Drums for disc brakes characterised by means for cooling
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/78—Features relating to cooling
    • F16D65/84—Features relating to cooling for disc brakes
    • F16D65/847—Features relating to cooling for disc brakes with open cooling system, e.g. cooled by air
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • 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
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2222/00—Special physical effects, e.g. nature of damping effects
    • F16F2222/04—Friction

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

The invention discloses a new energy automobile brake caliper. The clamp comprises a clamp body, a clamp body bridge is arranged on one side surface of the clamp body, a clamp body outer wall top corner and another side outer wall top corner of the clamp body bridge and a clamp pin ring are fixedly arranged at the top corner of the one side outer wall top and the top corner of the other side outer wall of the clamp body bridge respectively, clamp pin rods are fixedly arranged on the inner side walls of the clamp pin rings respectively, and a hydraulic oil box is fixedly arranged at the lower part of the inner wall of one side of the clamp body bridge respectively. There is liquid in the space that forms in the hydraulic piston section of thick bamboo and the heat conduction board is outer, has the friction disc in the liquid, drives the friction disc through the vibration and rubs each other, makes the friction disc convert vibration energy into heat energy to reduce the influence that the vibration produced, on heat energy conducts the sponge layer through liquid and heat conduction board simultaneously, in order to protect the piston, prevent effectively that the vibration from producing the influence to the piston structure, guaranteed that the piston can not take place the skew, protected navigating mate's safety.

Description

New energy automobile braking pincers
Technical Field
The invention relates to the technical field of brake calipers, in particular to a new energy automobile brake caliper.
Background
The general principle of braking, which is also called braking, is to fix a wheel or disc on a high-speed shaft of a machine, and to mount a brake shoe, belt or disc adapted to the wheel or disc on a machine base to generate a braking moment under the action of an external force. The braking device is a mechanical braking device capable of slowing down the vehicle, and is also called a speed reducer. Briefly, the method comprises the following steps: the automobile brake pedal is arranged below the steering wheel, the brake pedal is stepped on, the brake lever is pressed in a linkage way and is transmitted to the brake pad on the brake drum to clamp the brake wheel disc, the automobile is decelerated or stopped, and the automobile manual brake is arranged beside a gear and is connected with the brake lever. The brake device generates friction between the brake pad and the wheel drum or the disc, and converts kinetic energy of an automobile during running into heat energy in the friction process to be consumed, wherein the disc type brake mode is the brake mode of most of the existing automobiles. The disc brake consists of brake pads on calipers and a brake disc connected with wheels and interacts with each other during braking until the wheels stop rotating. Moreover, the disc brake has a good braking effect and is easier to maintain than the prior drum brake device, but the following problems exist in the disc brake caliper: 1. when the brake caliper is used, a large amount of heat is generated by friction, so that brake heat fading is generated, the friction coefficient of a brake pad is reduced, and the service life of the brake caliper is influenced; 2. meanwhile, when the brake caliper is used, vibration can be generated due to friction, the piston in the brake caliper is repeatedly vibrated to enable the piston to deviate, so that a poor braking effect or braking failure is caused, and safety problems are easy to generate.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides the new energy automobile brake caliper which has the advantages of ensuring the normal operation of a piston, efficiently radiating heat and the like, and solves the problem of heat fading caused by piston displacement and overheating.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a new energy automobile braking brake caliper, includes the pincers body, pincers body bridge, brake structure, piston protection architecture, water-cooling structure, be connected with pincers body bridge on the pincers body, pincers body's inside with be provided with between the inside of pincers body bridge brake structure, brake structure includes piston protection architecture, hydraulic piston cylinder, piston, the piston can be relative hydraulic piston cylinder removes, piston protection architecture is located hydraulic piston cylinder with between the piston, brake structure's top one end is provided with water-cooling structure, follow the hydroenergy that flows in the water-cooling structure sprays brake structure is last.
Preferably, the brake structure comprises hydraulic oil boxes which are respectively and fixedly arranged on the inner wall of the caliper body and the inner wall of the caliper body bridge, a plurality of piston ports are formed in the side wall of each hydraulic oil box, and the piston ports are communicated with the hydraulic piston cylinder.
Preferably, the brake structure further comprises a brake pad and a brake disc, the brake pad is fixedly arranged on the piston, the brake pad is fixedly arranged at one end of the brake pad, the pistons are arranged at two ends of the brake disc, the pistons at the two ends move in opposite directions to drive the corresponding brake pad to be respectively attached to the two ends of the brake disc, namely, the brake pad matched with the piston at one end is attached to one end of the brake disc, and the brake pad matched with the piston at the other end is attached to the other end of the brake disc.
Preferably, the piston protection structure comprises a sliding guide cylinder fixedly installed in the hydraulic piston cylinder, the sliding guide cylinder is sleeved with the piston, a sponge layer is fixedly installed on the outer side wall of the sliding guide cylinder, a heat conducting plate is fixedly installed on the outer side wall of the sponge layer, and a gap is formed between the outer side part of the heat conducting plate and the inner side part of the hydraulic piston cylinder.
Preferably, the piston protection structure further comprises friction blocks, and a plurality of friction blocks are immersed in the liquid.
Preferably, the water cooling structure comprises an electric control valve fixedly arranged on the upper part of the inner wall of the clamp body, a water pipe is fixedly arranged at the outlet end of the electric control valve, and the outlet end of the water pipe is opposite to the upper part of the brake structure.
Preferably, the brake structure further comprises a heat dissipation structure, the heat dissipation structure comprises a fixing groove formed in the center of one end of the brake disc, a plurality of ventilation ports are formed in the inner side wall of the fixing groove, a plurality of heat dissipation holes are formed in one end of the brake disc, the heat dissipation holes are communicated with the ventilation ports, an annular groove is formed in the side wall of the brake disc, and the ventilation ports are communicated with the annular groove.
Preferably, the communication hole is formed in the middle of the outer top surface of the hydraulic oil box, the communication pipe is fixedly mounted in the middle of the outer top surface of the hydraulic oil box, two ends of the communication pipe are respectively communicated with the communication holes on two sides, the middle of the outer bottom surface of the hydraulic oil box is provided with an arc opening, the arc opening at one end of the brake disc is opposite to the bottom surface of the caliper body, and the arc opening at the other end of the brake disc is opposite to the bottom surface of the caliper body bridge.
Preferably, brackets are arranged at two ends of the lower part of the caliper body, the brackets are opposite to the brake disc, a plurality of thread grooves are respectively formed in two ends of the side wall of the brackets, a plurality of fixing frames are fixedly arranged on the brackets, the fixing frames are respectively located at two ends of the brake disc, mud removal inclined blocks are respectively fixedly arranged at corners of two ends of the bottom surface of the brackets, and the side faces of each mud removal inclined block are opposite to the brake disc.
(III) beneficial effects
Compared with the prior art, the invention provides the new energy automobile brake caliper which has the following beneficial effects:
according to the new energy automobile brake caliper, friction deceleration is carried out on running wheels through the brake structure, when a large amount of heat is generated by the brake structure, the water cooling structure carries out water cooling heat dissipation on the brake structure, meanwhile, the heat dissipation structure carries out convection heat dissipation on the brake structure, and the piston protection structure protects a piston in the brake structure, so that a large amount of heat generated by braking can be effectively dissipated during braking, and vibration generated during braking is prevented from affecting the piston;
further, when vibration is generated in braking, liquid exists in a space formed between the hydraulic piston cylinder and the outside of the heat conducting plate, friction blocks are arranged in the liquid, the friction blocks are driven to rub with each other through vibration, so that the friction blocks convert vibration energy into heat energy, the influence of the vibration is reduced, meanwhile, the heat energy is conducted onto a sponge layer through the liquid and the heat conducting plate, so that the piston is protected, the influence of the vibration on a piston structure is effectively prevented, the piston is prevented from being deviated, and the safety of a driver is protected;
further, when the new energy automobile brake caliper generates a large amount of heat through braking friction, air flow is generated under the action of rotation of the brake disc through the air flow opening so as to radiate the brake caliper, meanwhile, the radiating degree of the radiating holes is deepened, when the brake caliper cannot radiate the brake caliper effectively through convection radiation, the control in the cab can be used for opening the electric control valve, water in the water tank is pumped out and sprayed onto the brake disc through the water pipe so as to radiate the brake caliper deeply, the influence of heat fading generated by overheating on a brake structure is prevented, a large amount of heat generated during braking is effectively reduced, the friction coefficient of the brake pad is not reduced, and the service life of the brake caliper is prolonged;
further, when the brake disc is provided with soil, the brake disc is subjected to mud removal treatment through the inclined plane of the mud removal inclined block so as to prevent the soil from affecting the brake structure along with the rotation of the brake disc, and the soil falls off from the brake disc, so that the soil is effectively removed to ensure the braking effect and prevent the soil from affecting the brake structure;
furthermore, by arranging the electric control valve, the novel energy automobile brake caliper enables a driver to open the electric control valve to cool the brake caliper in a water-cooling manner when the driver needs the novel energy automobile brake caliper, so that the water in the water tank is prevented from being excessively wasted due to the fact that the water in the water tank is prevented from being cooled in an unnecessary manner, and the practicability of the device is improved;
further, the new energy automobile brake caliper forms an inner annular air flow in the annular groove through the arrangement of the annular groove when the brake disc rotates, so that heat exhausted by the ventilation port and the heat radiating hole can be effectively dissipated, heat retention in the ventilation port and the heat radiating hole is avoided, and the heat radiating efficiency of the device is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the pliers body of the invention;
FIG. 3 is a schematic view of the internal structure of the pliers of the present invention;
FIG. 4 is a schematic view of the hydraulic oil box structure of the present invention;
FIG. 5 is a schematic diagram of a water cooling structure according to the present invention;
FIG. 6 is a schematic cross-sectional plan view of a hydraulic piston cylinder of the present invention;
FIG. 7 is a schematic illustration of a brake configuration of the present invention;
FIG. 8 is a schematic view of a tray structure according to the present invention;
fig. 9 is a schematic view of the structure of the brake disc of the present invention.
In the figure: 1. a clamp body; 2. a clamp bridge; 3. a latch ring; 4. a bayonet lock rod; 5. a hydraulic oil box; 6. an arc opening; 7. an oil inlet; 8. a communication hole; 9. a communicating pipe; 10. a piston port; 11. a hydraulic piston cylinder; 12. a sliding port; 13. a slide guiding cylinder; 14. a piston; 15. a sponge layer; 16. a heat conductive plate; 17. a friction block; 18. a brake pad; 19. a brake block; 20. a brake disc; 21. a fixing groove; 22. a shaft hole; 23. bolt holes; 24. a ventilation port; 25. a heat radiation hole; 26. an annular groove; 27. a bracket; 28. a thread groove; 29. a fixing frame; 30. a mud removal oblique block; 31. an electric control valve; 32. a water pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As described in the background art, the defects in the prior art are overcome, and in order to solve the technical problems, the application provides a new energy automobile brake caliper.
In a typical implementation manner of the application, as shown in fig. 1-9, a new energy automobile brake caliper comprises a caliper body 1, a caliper body bridge 2, a brake structure, a piston protection structure and a water cooling structure, wherein the caliper body bridge 2 is connected to the caliper body 1, the brake structure is arranged between the interior of the caliper body 1 and the interior of the caliper body bridge 2, the brake structure comprises a piston protection structure, a hydraulic piston cylinder 11 and a piston 14, the piston 14 can move relative to the hydraulic piston cylinder 11, the piston protection structure is located between the hydraulic piston cylinder 11 and the piston 14, the water cooling structure is arranged at one end above the brake structure, and water flowing out of the water cooling structure can be sprayed on the brake structure.
Further, the braking structure comprises hydraulic oil boxes 5 fixedly installed on the inner wall of the caliper body 1 and the inner wall of the caliper body bridge 2 respectively, a plurality of piston ports 10 are formed in the side walls of the hydraulic oil boxes 5, and the piston ports 10 are communicated with the hydraulic piston cylinder 11 and are used for controlling the operation of the braking structure.
Further, the brake structure further comprises a brake pad 18 and a brake pad 19, the brake disc 20 is arranged on the piston 14 in a fixed mode, the brake pad 18 is arranged at one end of the brake pad 18 in a fixed mode, the pistons 14 are arranged at two ends of the brake disc 20, and the pistons 14 at two ends can move in opposite directions to drive the corresponding brake pads 19 to be respectively attached to two ends of the brake disc 20 for braking the new energy automobile.
Further, the piston protection structure comprises a sliding guide cylinder 13 fixedly installed in the hydraulic piston cylinder 11, the sliding guide cylinder 13 is sleeved with the piston 14, a sponge layer 15 is fixedly installed on the outer side wall of the sliding guide cylinder 13, a heat conducting plate 16 is fixedly installed on the outer side wall of the sponge layer 15, and a gap is formed between the outer side portion of the heat conducting plate 16 and the inner side portion of the hydraulic piston cylinder 11 and used for protecting normal operation of the piston 14.
Further, the piston protection structure further comprises friction blocks 17, and a plurality of friction blocks 17 are immersed in the liquid for radiating heat through convection.
Further, the water cooling structure comprises an electric control valve 31 fixedly installed on the upper portion of the inner wall of the caliper body 1, a water pipe 32 is fixedly installed at the outlet end of the electric control valve 31, and the outlet end of the water pipe 32 is opposite to the upper portion of the brake structure and used for spraying water to the brake structure so as to conduct and dissipate heat.
Further, the brake structure further comprises a heat dissipation structure, the heat dissipation structure comprises a fixing groove 21 formed in the center of one end of the brake disc 20, a plurality of ventilation openings 24 are formed in the inner side wall of the fixing groove 21, a plurality of heat dissipation holes 25 are formed in one end of the brake disc 20, the heat dissipation holes 25 are communicated with the ventilation openings 24, an annular groove 26 is formed in the side wall of the brake disc 20, and the ventilation openings 24 are communicated with the annular groove 26 and used for dissipating heat through convection.
Further, the communication hole 8 is provided in the middle of the outer top surface of the hydraulic oil box 5, the communication pipe 9 is fixedly installed in the middle of the outer top surface of the hydraulic oil box 5, two ends of the communication pipe 9 are respectively communicated with the communication holes 8 on two sides, the arc opening 6 is provided in the middle of the outer bottom surface of the hydraulic oil box 5, the arc opening 6 at one end of the brake disc 20 is opposite to the bottom surface of the caliper body 1, and the other arc opening 6 at the other end of the brake disc 20 is opposite to the bottom surface of the caliper body bridge 2, so that the hydraulic oil boxes 5 are mutually communicated, thereby facilitating the use of hydraulic oil.
Further, brackets 27 are respectively arranged at two ends of the lower portion of the caliper body 1, the brackets 27 are opposite to the brake disc 20, a plurality of thread grooves 28 are respectively formed in two ends of the side wall of each bracket 27, a plurality of fixing frames 29 are fixedly installed on each bracket 27, the fixing frames 29 are respectively located at two ends of the brake disc 20, mud removal inclined blocks 30 are respectively fixedly installed at corners of two ends of the bottom surface of each bracket 27, and the side face of each mud removal inclined block 30 is opposite to the brake disc 20 and used for removing mud on the brake disc 20.
Further, the clamping pin ring 3 is fixedly installed at the top corner of the outer wall on one side of the clamp body 1 and the top corner of the outer wall on the other side, the top corner of the outer wall on one side of the clamp body bridge 2 and the top corner of the outer wall on the other side are respectively and fixedly installed at the clamping pin ring 3, the clamping pin rod 4 is fixedly installed at the inner side wall of the clamping pin ring 3 and used for connecting and fixing the clamp body 1 and the clamp body bridge 2, the oil inlet 7 is formed in the middle of the outer wall on one side of the hydraulic oil box 5 and used for introducing hydraulic oil into the hydraulic oil box 5, the sliding opening 12 is formed in the center of the top surface of the outer part of the hydraulic piston cylinder 11 and the center of the bottom surface of the outer part, the sliding opening 12 is a circular through hole, the size of the sliding opening 12 is the same as that of the piston opening 10, the sliding opening 12 is opposite to the piston opening 10, the shaft hole 22 is formed in the center of one end of the inner part of the fixing groove 21 and used for fixing the axle, and the bolt holes 23 are formed in one end of the inner part of the fixing groove 21 and used for fixing bolts.
The working principle of the invention is as follows: when the vehicle is braked, hydraulic oil is introduced into the hydraulic oil box 5 through the oil inlet 7, the hydraulic oil in the hydraulic oil box 5 pushes the piston 14 under pressure, so that the piston 14 pushes outwards to push the brake pads 18 to move, the brake pads 18 drive the brake pads 19 to move, the two brake pads 19 respectively move to the two end faces of the brake disc 20, and the brake pads 19 are attached to the brake disc 20 to brake the tire in a decelerating way.
When vibration is generated during braking, liquid exists in a space formed between the inside of the hydraulic piston cylinder 11 and the outside of the heat conducting plate 16, friction blocks 17 are arranged in the liquid, the friction blocks 17 are driven to rub with each other through vibration, vibration energy is converted into heat energy through the friction blocks 17, so that the influence of vibration is reduced, and meanwhile the heat energy is conducted onto the sponge layer 15 through the liquid and the heat conducting plate 16, so that the piston is protected. When the brake friction generates a large amount of heat, the air flow is generated through the ventilation port 24 under the action of the rotation of the brake disc 20 to perform heat dissipation treatment on the brake caliper, meanwhile, the heat dissipation degree is deepened through the heat dissipation holes 25, when the brake caliper cannot effectively dissipate heat through convection heat, the control in the cab can be used for controlling the electric control valve 31 to open, so that water in the water tank is pumped out and sprayed onto the brake disc 20 through the water pipe 32 to deeply dissipate heat of the brake caliper, and the influence of heat generation fading on a brake structure is prevented.
When the brake disc 20 is provided with soil, the brake disc 20 is subjected to mud removal treatment by the inclined surface of the mud removal inclined block 30 along with the rotation of the brake disc 20 so as to prevent the brake structure from being influenced by the soil, and the soil falls from the brake disc 20.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a new energy automobile braking brake caliper, includes the pincers body (1), pincers body bridge (2), brake structure, piston protection architecture, water-cooling structure, its characterized in that: the utility model discloses a hydraulic brake device for a bicycle, which comprises a caliper body (1), a caliper body bridge (2) is connected to the caliper body (1), a brake structure is arranged between the interior of the caliper body (1) and the interior of the caliper body bridge (2), the brake structure comprises a piston protection structure, a hydraulic piston cylinder (11) and a piston (14), the piston (14) can move relative to the hydraulic piston cylinder (11), the piston protection structure is positioned between the hydraulic piston cylinder (11) and the piston (14), one end above the brake structure is provided with a water cooling structure, water flowing out of the water cooling structure can flow into the brake structure, the brake structure comprises hydraulic oil boxes (5) which are fixedly installed on the inner wall of the caliper body (1) and the inner wall of the caliper body bridge (2), a plurality of piston ports (10) are formed in the side wall of the hydraulic oil boxes (5), the piston ports (10) are communicated with the hydraulic piston cylinder (11), the brake structure also comprises a brake pad (18) and a brake disc (20), the brake disc (14) is fixedly provided with the brake pad (18), the brake disc (19) is fixedly installed on the piston (14), and the two ends (19) are fixedly attached to the brake disc (14) and are fixedly attached to the two ends (20) respectively, the piston protection structure comprises a sliding guide cylinder (13) fixedly installed in a hydraulic piston cylinder (11), the piston (14) is sleeved in the sliding guide cylinder (13), the piston (14) can move relative to the sliding guide cylinder (13), a sponge layer (15) is fixedly installed on the outer side wall of the sliding guide cylinder (13), a heat conducting plate (16) is fixedly installed on the outer side wall of the sponge layer (15), a gap is formed between the outer side part of the heat conducting plate (16) and the inner side part of the hydraulic piston cylinder (11), the piston protection structure further comprises a friction block (17), and a plurality of friction blocks (17) are immersed into liquid.
2. The new energy automobile brake caliper according to claim 1, wherein: the brake structure further comprises a heat radiation structure, the heat radiation structure comprises a fixed groove (21) formed in the center of one end of the brake disc (20), a plurality of air flow ports (24) are formed in the inner side wall of the fixed groove (21), a plurality of heat radiation holes (25) are formed in one end of the brake disc (20), the heat radiation holes (25) are communicated with the air flow ports (24), annular grooves (26) are formed in the side wall of the brake disc (20), and the air flow ports (24) are communicated with the annular grooves (26).
3. The new energy automobile brake caliper according to claim 2, wherein: the novel hydraulic oil box is characterized in that a communication hole (8) is formed in the middle of the outer top surface of the hydraulic oil box (5), a communication pipe (9) is fixedly arranged in the middle of the outer top surface of the hydraulic oil box (5), two ends of the communication pipe (9) are respectively communicated with the communication holes (8) on two sides, an arc opening (6) is formed in the middle of the outer bottom surface of the hydraulic oil box (5), the arc opening (6) is located at one end of the brake disc (20) and opposite to the bottom surface of the caliper body (1), and the other arc opening (6) located at the other end of the brake disc (20) is opposite to the bottom surface of the caliper body bridge (2).
4. A new energy vehicle brake caliper according to claim 3, wherein: the water cooling structure comprises an electric control valve (31) fixedly mounted on the upper portion of the inner wall of the caliper body (1), a water pipe (32) is fixedly arranged at the outlet end of the electric control valve (31), and the outlet end of the water pipe (32) is opposite to the upper portion of the brake structure.
5. The new energy automobile brake caliper of claim 4, wherein: the brake disc is characterized in that brackets (27) are arranged at two ends of the lower portion of the clamp body (1), the brackets (27) are opposite to the brake disc (20), a plurality of thread grooves (28) are respectively formed in two ends of the side wall of the brackets (27), a plurality of fixing frames (29) are fixedly installed on the brackets (27), the fixing frames (29) are respectively located at two ends of the brake disc (20), mud removal inclined blocks (30) are respectively fixedly installed at two corners of the bottom surface of the brackets (27), and the side faces of each mud removal inclined block (30) are opposite to the brake disc (20).
CN202210070734.1A 2022-01-21 2022-01-21 New energy automobile braking pincers Active CN114810868B (en)

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