阅读说明：本技术 一种热能回收制动毂 (Heat recovery brake hub ) 是由 毛竹君 魏超 徐贤 魏运河 李栋彬 曹丹领 李青春 鲁辉 李端午 仵阳 罗兴兵 于 2020-12-21 设计创作，主要内容包括：本申请涉及一种热能回收制动毂,其包括：制动毂本体；防尘罩,其密封设置在所述制动毂本体上,并且之间形成交换腔体；进气管,其设于所述防尘罩上,并与所述交换腔体连通,所述进气管用于向所述交换腔体导入车辆行驶过程中的冷空气；排气管,其设于所述防尘罩上,并与所述交换腔体连通；转动排气件,其设置在所述排气管内；发电机,其设置在所述制动毂本体上,并与所述转动排气件传动连接；当冷空气进入交换腔体时,冷空气吸收所述制动毂本体的热量成为热空气,热空气从所述排气管排出,并带动所述转动排气件转动,以使所述发电机发电。在回收过程中空气受热较快,空气持续的通入可以持续进行散热和能量的回收,不会间断,使热量迅速的排出。(The application relates to a heat recovery brake hub, it includes: a brake hub body; a dust cover sealingly disposed on the brake hub body and forming an exchange cavity therebetween; the air inlet pipe is arranged on the dust cover and communicated with the exchange cavity, and the air inlet pipe is used for introducing cold air in the vehicle running process into the exchange cavity; the exhaust pipe is arranged on the dustproof cover and is communicated with the exchange cavity; a rotary exhaust member disposed within the exhaust pipe; the generator is arranged on the brake hub body and is in transmission connection with the rotary exhaust piece; when cold air enters the exchange cavity, the cold air absorbs the heat of the brake hub body to become hot air, the hot air is exhausted from the exhaust pipe, and the rotary exhaust piece is driven to rotate, so that the generator generates electricity. The air is heated more rapidly in the recovery process, and the continuous introduction of the air can continuously dissipate heat and recover energy without interruption, so that the heat is rapidly discharged.)

1. A heat recovery brake hub, comprising:

a brake hub body (1);

a dust cover (2) which is arranged on the brake hub body (1) in a sealing mode and forms an exchange cavity (20) with the brake hub body (1);

an intake pipe (3) communicating with the exchange chamber (20) and for introducing air into the exchange chamber (20) to absorb heat;

an exhaust pipe (4) which communicates with the exchange chamber (20) and is used for exhausting air in the exchange chamber (20);

a rotary exhaust member (5) disposed in the exhaust pipe (4) and adapted to rotate under the action of air;

and the generator (6) is in transmission connection with the rotary exhaust member (5) and is used for generating electricity under the driving of the rotary exhaust member (5).

2. The heat recovery brake hub of claim 1, wherein:

the air inlet pipe (3) and the exhaust pipe (4) are positioned on the same side of the exchange cavity (20) and are positioned on the upper part of the dust cover (2);

the part of the air inlet pipe (3) positioned in the dust cover (2) extends to the bottom wall of the exchange cavity (20);

the part of the exhaust pipe (4) positioned in the dust cover (2) extends to the top wall of the exchange cavity (20).

3. The heat recovery brake hub of claim 1, wherein: the air inlet pipe (3) and the exhaust pipe (4) are located on the different sides of the exchange cavity (20), the air inlet pipe (3) is communicated with the bottom wall of the exchange cavity (20), and the exhaust pipe (4) is communicated with the top wall of the exchange cavity (20).

4. The heat recovery brake hub of claim 2, wherein: the rotating exhaust member (5) is a first turbine.

5. The heat recovery brake hub of claim 4, wherein:

a second turbine (8) with the angle opposite to that of the first turbine is arranged in the air inlet pipe (3);

a transmission structure (9) is arranged between the air inlet pipe (3) and the exhaust pipe (4), and the second turbine (8) drives the first turbine to rotate through the transmission structure (9).

6. The heat recovery brake hub of claim 5, wherein: the generator (6) is also connected with a power supply, so that the generator (6) drives the first turbine and the second turbine (8) to rotate.

7. The heat recovery brake hub of claim 5, wherein: the transmission structure (9) comprises a worm (91), and two ends of the worm (91) are respectively meshed with the second worm wheel (8) and the first worm wheel.

8. The heat recovery brake hub of claim 1, wherein: the air inlet pipe (3) is provided with a flow stopping structure (7), and the flow stopping structure (7) is used for preventing air from flowing back.

9. The heat recovery brake hub of claim 1, wherein: a first dust screen (31) is arranged at the air inlet of the air inlet pipe (3); and a second dustproof net (41) is arranged at an exhaust port of the exhaust pipe (4).

10. The heat recovery brake hub of claim 1, wherein: and elastic protecting sleeves (10) are arranged on the air inlet pipe (3) and the exhaust pipe (4).

Technical Field

The application relates to the technical field of automobile braking, in particular to a heat recovery brake hub.

Background

At present, the disc brake or the drum brake is adopted for the automobile, the principle of the disc brake or the drum brake is that the kinetic energy of the automobile is converted into frictional heat energy by utilizing the continuous action of friction force, the part of the heat energy is dissipated into the atmosphere, the environment is polluted, the brake pad is overheated, further, the brake pad is invalid, and meanwhile, the energy is wasted.

In some related technologies, a power generation device capable of recycling energy is arranged at a braking part, the power generation device comprises a closed dust cover, a generator and a steam turbine, a brake disc and a brake disc are completely covered, the dust cover is formed by three layers of closed heat conduction materials, water in the middle and heat insulation materials on the outer layer, wherein the brake disc is in contact with the brake disc, the three layers of closed heat conduction materials are arranged between the brake disc and the brake disc, the middle part of the dust cover is communicated with blades of the steam turbine, heat generated during braking is collected by the heat conduction materials to heat water to generate high-pressure steam, the high-pressure steam pushes the blades of the steam turbine; however, the steam turbine blade can be pushed only after the steam is formed by heating water, the process of heating the water into steam requires a certain time, so that the recovery efficiency is low, and in the process, although the water is converted into the steam, the heat energy is discharged slowly, and the heat radiation performance of the braking device is poor; in addition, the braking safety is affected due to the resistance of water, and the manufacturing process of the whole dust cover is extremely high in requirement of water sealing.

In some related technologies, when an automobile brakes or goes downhill, under the control of a vehicle controller, a mechanical connector converts kinetic energy or potential energy generated by braking into mechanical energy, a part of the mechanical energy is converted into hydraulic energy through a hydraulic system for storage, and the other part of the mechanical energy is converted into electric energy through a motor or a generator for storage in a battery and a super capacitor; however, kinetic energy is recovered through motor reversal, heat energy generated by braking is directly dissipated, and heat energy recovery efficiency is low.

Disclosure of Invention

The embodiment of the application provides a heat recovery brake hub to utilize water to absorb heat production high pressure steam among the solution correlation technique and retrieve the device of energy and carry out the relatively poor problem of radiating effect when heat recovery.

A heat recovery brake hub is provided, comprising:

a brake hub body;

the dust cover is arranged on the brake hub body in a sealing mode, and an exchange cavity is formed between the dust cover and the brake hub body;

the air inlet pipe is communicated with the exchange cavity and is used for introducing air into the exchange cavity to absorb heat;

the exhaust pipe is communicated with the exchange cavity and is used for exhausting air in the exchange cavity;

the rotary exhaust piece is arranged in the exhaust pipe and is used for rotating under the action of air;

and the generator is in transmission connection with the rotary exhaust member and is used for generating electricity under the driving of the rotary exhaust member.

In some embodiments, the air inlet pipe and the air outlet pipe are positioned on the same side of the exchange cavity and are positioned on the upper part of the dust cover;

the part of the air inlet pipe, which is positioned in the dust cover, extends to the bottom wall of the exchange cavity;

the portion of the exhaust pipe located within the dust shield extends to a top wall of the exchange cavity.

In some embodiments, the air inlet pipe and the air outlet pipe are located on opposite sides of the exchange cavity, the air inlet pipe is communicated with the bottom wall of the exchange cavity, and the air outlet pipe is communicated with the top wall of the exchange cavity.

In some embodiments, the rotating exhaust is a first turbine.

In some embodiments, a second turbine is arranged in the air inlet pipe, wherein the angle of the second turbine is opposite to that of the first turbine;

and a transmission structure is arranged between the air inlet pipe and the exhaust pipe, and the second turbine drives the first turbine to rotate through the transmission structure.

In some embodiments, the generator is further coupled to a power source such that the generator drives the first and second turbines to rotate.

In some embodiments, the transmission structure comprises a worm, and two ends of the worm are respectively meshed with the second worm wheel and the first worm wheel.

In some embodiments, a flow stopping structure is arranged on the air inlet pipe, and the flow stopping structure is used for preventing air from flowing back.

In some embodiments, the air inlet of the air inlet pipe is provided with a first dust screen; and a second dust screen is arranged at the exhaust port of the exhaust pipe.

In some embodiments, the air inlet pipe and the air outlet pipe are both provided with elastic protection sleeves.

The beneficial effect that technical scheme that this application provided brought includes:

the embodiment of the application provides a heat recovery brake hub, based on a exchange cavity formed by a brake hub body and a dustproof dust cover, an air inlet pipe and an exhaust pipe are arranged to enable cold air to enter the exchange cavity, so that the cold air absorbs heat of the brake hub body during braking and is discharged as hot air, when the hot air is discharged, a rotary exhaust part in the exhaust pipe is driven to rotate, the rotation of the rotary exhaust part drives a generator to generate electricity, thereby recovering energy while radiating the brake hub, the air is heated quickly during the recovery process, the heat radiation and the energy recovery can be continuously carried out as long as the continuous introduction of the air is ensured, the interruption is avoided, the heat is rapidly discharged, in addition, the heated air enables the pressure in the exchange cavity to be increased, the air flow is accelerated, the rotation and the heat radiation of the rotary exhaust part are accelerated, therefore, when the heat recovery is ensured, the heat dissipation is better.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an exchange chamber provided in an embodiment of the present application;

FIG. 2 is a schematic view of a rotational structure provided in an embodiment of the present application;

FIG. 3 is a schematic structural diagram of the connection of the brake hub body and the dust cover according to the embodiment of the present application.

In the figure: 1. a brake hub body; 2. a dust cover; 20. an exchange cavity; 3. an air inlet pipe; 31. a first dust screen; 4. an exhaust pipe; 41. a second dust screen; 5. rotating the exhaust member; 6. a generator; 7. a flow stopping structure; 8. a second turbine; 9. a transmission structure; 91. a worm; 92. a worm bearing; 10. an elastic protective sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The embodiment of the application provides a heat recovery brake hub, which can solve the problem of poor heat dissipation effect when heat energy is recovered by a device which absorbs heat to generate high-pressure steam recovery energy by water in the related art.

Referring to fig. 1 and 2, a heat recovery brake hub includes a brake hub body 1, a dust cover 2, an air inlet pipe 3, an air outlet pipe 4, a rotary exhaust member 5 and a generator 6; the dust cover 2 is fixedly connected to the brake hub body 1 in a sealing mode, and an exchange cavity 20 is formed between the dust cover 2 and the brake hub body 1;

the air inlet pipe 3 and the exhaust pipe 4 are both arranged on the dust cover 2 and are communicated with the exchange cavity 20, and a rotatable exhaust member 5 is arranged in the exhaust pipe 4; the air inlet pipe 3 guides cold air in the running process of the vehicle into the exchange cavity 20 along the running direction of the vehicle, the cold air absorbs heat generated when the brake hub body 1 brakes and is changed into hot air to be discharged from the exhaust pipe 4, so that the internal pressure of the exchange cavity 20 is increased, the discharge of the hot air from the exhaust pipe 4 is accelerated, the heat is discharged, the brake pad is prevented from being overheated and further from losing efficacy, and meanwhile, the hot air drives the rotary exhaust piece 5 to rotate in the discharging process;

the generator 6 is fixedly arranged on the brake hub body 1 and is in transmission connection with the rotary exhaust member 5, specifically, the rotary exhaust member 5 is vertically arranged in the exhaust pipe 4 and is connected with a shaft of the generator 6, the shaft of the generator 6 penetrates through the exhaust pipe 4 to be connected with the rotary exhaust member 5 and is sealed with the exhaust pipe 4, the rotation of the rotary exhaust member 5 drives the shaft of the generator 6 to rotate, so that the generator 6 rotates to generate electricity, in the process, part of energy of heat energy and air flowing energy to be discharged are firstly converted into mechanical energy and then into electric energy, the recovery of the heat energy and the air flowing energy is realized, wherein the heat energy raises the pressure in the exchange cavity 20 to accelerate the air flowing, so that the rotation of the rotary exhaust member 5 is accelerated, and when the heat energy is converted into the mechanical energy of the rotary exhaust member 5, the rotary exhaust member 5 can accelerate the discharge of the hot air, thereby enhancing the heat dissipation effect.

Through the arrangement, the flowing air is utilized to absorb heat, the heat absorbed air discharges heat energy, the flowing air can quickly absorb the heat energy and discharge the heat energy due to quick heating of the air, the heat can be continuously dissipated as long as the air is continuously introduced, and the heat energy and the air flow energy are not interrupted, so that the brake pad is prevented from being overheated, and meanwhile, the heat energy and the air flow energy are converted into electric energy to be recycled; thereby solved and utilized water to absorb the device that the heat produced high pressure steam recovered energy the relatively poor problem of radiating effect when carrying out heat recovery to avoided because the existence of vapor, the resistance that leads to water can influence braking safety, and avoided the sealed preparation technology requirement to whole dust cover of water.

In some preferred embodiments, to enhance the air flowing effect, the positions and the lengths of the air inlet pipe 3 and the air outlet pipe 4 extending to the exchange cavity 20 are designed as follows:

firstly, the air inlet pipe 3 and the air outlet pipe 4 are positioned on the same side of the exchange cavity 20 and are positioned at the upper part of the dust cover 2, and the part of the air inlet pipe 3 positioned in the dust cover 2 extends to the bottom wall of the exchange cavity 20; the part of the exhaust pipe 4 positioned in the dust cover 2 extends to the top wall of the exchange cavity 20; this arrangement allows the hot air to flow upward, so that the cold air is heated from the bottom of the exchange cavity 20 and then exhausted from the upper part of the exchange cavity, so that the heat is absorbed more sufficiently, and the heat is exhausted more rapidly along the gas flow direction, thereby accelerating the heat dissipation effect.

The second kind, intake pipe 3 and blast pipe 4 are located exchange cavity 20's heterolateral, intake pipe 3 with exchange cavity 20's diapire intercommunication, blast pipe 4 and exchange cavity 20's roof intercommunication, this kind of mode also can reach the flow direction of heat exhaust direction along gas, and the discharge is more quick for radiating effect.

In some preferred embodiments, in order to further enhance the air flowing speed and improve the heat dissipation efficiency and the energy recovery efficiency, a structure is added to the structural design that the air inlet pipe 3 and the air outlet pipe 4 are located on the same side:

the rotary exhaust piece 5 is a first turbine, and a second turbine 8 with the angle opposite to the angle of the blades of the first turbine is arranged in the air inlet pipe 3; a transmission structure 9 is arranged between the air inlet pipe 3 and the exhaust pipe 4, the second turbine 8 drives the first turbine to rotate through the transmission structure 9, and the second turbine 8 with the blades of the first turbine in opposite angles ensures that air inlet and air exhaust are carried out simultaneously;

it utilizes the same air that flows, increase energy recuperation efficiency, add second turbine 8, second turbine 8 rotates exhaust 5 also to rotate when rotating, make the mechanical energy of conversion have two parts and constitute, accelerate the rotation of rotating exhaust 5, thereby improve energy recuperation efficiency, and under same air, the circulation of air speed and the flow of admitting air have been accelerated in the setting of the second turbine 8 of department of admitting air, the setting of second turbine 8 and first turbine is accelerated air flow rate and convection current from admission portion and exhaust portion respectively, accelerate thermal discharge, and drive generator 6 simultaneously and rotate, the radiating effect has been strengthened promptly, energy recuperation efficiency has also been improved.

As shown in fig. 2, further, the transmission structure 9 includes a worm 91, two ends of the worm 91 are respectively engaged with the second worm gear 8 and the first worm gear, and the worm 91 is mounted through a worm bearing 92.

Furthermore, the dust cover 2 covers the brake hub body 1 and is connected in a sealing mode, so that sand and mud in the running process of the vehicle are prevented from entering the interior of the brake hub, and the braking effect is further influenced.

In some preferred embodiments, when the air temperature and pressure in the exchange cavity 20 is high or the air pressure in the air inlet is low, the air flow is quick-acting and the heat dissipation is not timely, so the following structure is designed:

the power supply is arranged and connected with the generator 6, the power supply supplies power to the generator 6 to drive the rotary exhaust part 5 to rotate and drive the second turbine 8 to rotate, so that heat is exhausted, the temperature in the exchange cavity 20 is reduced, the phenomenon that the air flow rate is too low is avoided, when the pressure in the exchange cavity is insufficient, heat dissipation is not timely, and the braking effect is influenced due to too high temperature. The arrangement increases the application range of the brake hub, enhances the universality, and can not carry out heat dissipation and heat dissipation of recovered energy at the same time, but only select one of the heat dissipation modes to carry out heat dissipation.

In some preferred embodiments, in order to prevent the air introduced into the exchange cavity 20 from flowing back, a flow stopping structure 7 is provided on the air inlet pipe 3, and the flow stopping structure 7 may be a one-way valve to prevent the air from flowing back from the air inlet; when the heat dissipation device is used, air cannot flow back, so that heat is timely discharged, and the stability of heat dissipation is guaranteed.

In some preferred embodiments, a first dust screen 31 is provided at the air inlet of the air intake duct 3; the exhaust port of the exhaust pipe 4 is provided with a second dust screen 41 for preventing sand and stones from entering the dust cover 2 to cause blockage and influence heat discharge.

In some preferred embodiments, the air inlet pipe 3 and the air outlet pipe 4 are both provided with elastic protection sleeves 10 to prevent the elastic protection sleeves 10 from colliding with other components of the vehicle during use and damaging the other components of the vehicle, and preferably, the elastic protection sleeves 10 are made of high-temperature-resistant rubber materials to prolong the service life of the components, so that the flexible protection sleeves are more suitable for use in high-temperature environments.

The principle of the application per se:

(1) through the arrangement, the flowing air is utilized to absorb heat, the heat absorbed air discharges heat energy, the flowing air can quickly absorb and discharge the heat energy due to quick heating of the air, and the heat can be continuously dissipated as long as the air is continuously introduced, so that the brake pad is prevented from being overheated; meanwhile, the hot air is discharged and drives the rotary exhaust piece 5 to rotate, so that the generator 6 generates electricity, heat energy and air flowing energy are converted into electric energy to be recovered, the heat energy accelerates the air flowing, the rotation of the rotary exhaust piece 5 is accelerated, and when the electric energy is converted into mechanical energy for rotating the rotary exhaust piece 5, the discharge of the hot air can be accelerated by rotating the exhaust piece 5, and the heat dissipation effect is enhanced.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.