CN203589777U - Automobile bearing heat power generation system - Google Patents
Automobile bearing heat power generation system Download PDFInfo
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- CN203589777U CN203589777U CN201320682385.5U CN201320682385U CN203589777U CN 203589777 U CN203589777 U CN 203589777U CN 201320682385 U CN201320682385 U CN 201320682385U CN 203589777 U CN203589777 U CN 203589777U
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- bearing
- heat
- automobile
- outer ring
- thermocouple
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Abstract
The utility model discloses an automobile bearing heat power generation system. The automobile bearing heat power generation system is composed of a bearing (1), a bearing pedestal (2), a bearing inner ring (3), a rolling element (4), a bearing outer ring (5), a thermoelectric conversion unit composed of a thermoelectric couple (6), heat radiation devices (7-8) and a wire (9), a DC/DC converter (10), a storage battery (11) and the like. Heat is generated from rolling friction of bearings (1-5) when an automobile is running. Through the thermoelectric conversion unit (6-9) and by utilization of thermoelectric effect, the abandoned waste heat is converted into stable electric energy with high quality. The electric energy is subjected to voltage or current conversion by the DC/DC converter (10) through the wire and the storage battery (11) is charged and recovery and storage of electric energy are achieved. The storage battery (11) can be connected with an automobile load and cooperates a heat power source in a hybrid power system to work together in a form of electric power source. The automobile bearing heat power generation system is advantaged by simple and reliable design principle, ingenious design, low cost and simple implementation processes.
Description
Technical field
The present invention relates to a kind of hybrid power system that is converted into electric energy based on automobile bearing heat, specifically relate to a kind of automobile bearing heat generating system, the fricative heat of bearing element when this system is utilized motor racing, by thermoelectricity converting unit, be converted into high-quality regulated power, so that the electrodynamic source in hybrid power system to be provided.
Background technology
At present, fuel engines is still the automobile engine form of generally using, its fuel oil energy only approximately 1/3rd reality in order to drive vehicle, its complementary energy dissipates with other forms, not only the low huge waste that causes energy of efficiency, increases user's financial burden, the exhaust emissions problem that more seriously fuel-engined vehicle produces, pollute environment, also affected the healthy of people.
Under this background, hybrid vehicle arises at the historic moment, and refers to equip two kinds of power resources simultaneously---the automobile of heat dynamic resource (being produced by traditional gasoline engine or diesel engine) and electrodynamic source (battery and motor).Hybrid power system can be so that car load requires regulation and control flexibly according to actual operating condition, make engine remain on work in the region of combination property the best, coordination by thermal source and power supply is used, and greatly improves energy efficiency, thereby reduces oil consumption and pollutant emission.
As everyone knows, automobile bearing is the important structure in automobile, by inner ring, outer ring, rolling element and retainer, formed, outer ring and vehicle body are fixed, inner ring and bearing by and outer ring between the rotation of rolling element rotate, in the process of propelling vehicle operation, because rolling friction produces a large amount of heats, this part heat is relevant with rotating speed, when automobile balance travels, it is stable that this calorie source can keep.
In recent years, due to the continuous lifting of pyroelectric material performance, the research that utilizes thermoelectric generation technology to transfer a large amount of Waste Heat Recovery to electric energy is just more and more paid attention to.If bearing friction heat effectively can be utilized by thermoelectric generation technology, and be combined with Technology of Hybrid Electric Vehicle, can further increase the popularization of hybrid vehicle, produce huge economic benefit and environmental benefit.
At present, the electrodynamic source major part in hybrid power system directly drives generator to generate electricity by internal combustion engine, and the electric energy of generation is passed to battery by control unit, does not also occur automobile bearing heat to be converted into the correlative study of electric energy.In addition, many thermoelectric conversion devices make device be difficult to bring into play maximum effect because cold warm end temperature difference is unstable, therefore, make the thermoelectric conversion device that the temperature difference is stable very necessary.
Summary of the invention
The object of the invention is to have overcome deficiency of the prior art, a kind of hybrid power system based on the generating of automobile bearing heat is provided, the fricative heat of bearing element while utilizing motor racing, by thermoelectricity converting unit, be converted into high-quality regulated power, so that the part of the electrodynamic source in hybrid power system to be provided.
In order to solve the problems of the technologies described above, the present invention is achieved through the following technical solutions:
A kind of automobile bearing heat generating system of the present invention, it is by bearing, bearing pedestal, bearing inner race, rolling element, bearing outer ring, the thermoelectricity converting unit that thermocouple, heat abstractor, wire form, DC/DC transducer and storage battery form.It is characterized in that:
Described bearing and bearing inner race are fixed, and rolling element is between bearing inner race and bearing outer ring, and bearing outer ring and vehicle body are fixed, and bearing is connected with vehicle body by bearing pedestal;
Described thermocouple is uniformly around being arranged on bearing outer ring, and fin is affixed on the low-temperature receiver end that thermocouple is exposed to air, is heat radiation groove between fin;
The heat source side of described thermocouple is connected respectively wire with low-temperature receiver end, through wire, passes to DC/DC transducer, then is connected into storage battery, and storage battery connects automobile load.
Bearing portions comprises bearing, bearing pedestal, bearing inner race, rolling element and bearing outer ring, and wherein, bearing outer ring and vehicle body are fixed, bearing inner race and bearing by and outer ring between the rotation of rolling element rotate, propelling vehicle operation.
Thermoelectricity converting unit comprises thermocouple, heat abstractor and wire, and wherein, thermocouple is uniformly around being arranged on bearing outer ring, and heat source side is affixed on bearing outer ring surface, and low-temperature receiver end is exposed in air, and posts high-quality aluminum alloy fin.During bearing inner race rolling friction, bearing outer ring temperature raises, and utilizes the temperature difference between itself and air to carry out thermo-electric generation.Heat source side temperature is relevant with load and the rotating speed of bearing, generally can keep stable, and low-temperature receiver end keeps temperature stabilization by fin, thereby thermocouple both sides can keep stable thermo-electric generation.
The mode that thermocouple structure adopts housing screw to compress is installed, and installs simple and conveniently, does not affect the normal work of bearing outer ring.Can, according to the number of plies of the size design thermocouple parcel of required electric weight, be generally less than three layers to guarantee the scope of the temperature difference.Heat abstractor is established a plurality of fin on pedestal, between fin, is heat radiation groove, and its radiating effect is best.
The direct current energy of thermoelectricity converting unit output is passed to DC/DC transducer by wire, carry out after voltage or current transformation, storage battery being charged and realizing electric energy recovery storage, storage battery connects automobile load, form with electrodynamic source coordinates the heat dynamic resource collaborative work in hybrid power system, reaches the energy-saving and emission-reduction object of automobile.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention is a kind of automobile bearing heat generating system, during motor racing, bearing is due to rolling friction, bearing outer ring temperature raises and produces heat, during stabilization of speed, heat generation keeps stable, by thermoelectricity converting unit, utilize thermoelectric effect, the used heat that this part can be abandoned is converted into high-quality regulated power, by wire, undertaken after voltage or current transformation, storage battery being charged and realizing electric energy recovery storage, so that the electrodynamic source in hybrid power system to be provided, coordinate heat dynamic resource collaborative work, reach the energy-saving and emission-reduction object of automobile, can also reduce wearing and tearing, extend the useful life of bearing.The present invention designs ingenious, cheap, and implementation process is simple, can extensive use, and produce significant economic results in society, and meet the theory of environmental protection and sustainable development.
Accompanying drawing explanation
Fig. 1 is a kind of automobile bearing heat generating system cutaway view
Fig. 2 is a kind of automobile bearing heat generating system front view
In figure: 1-bearing, 2-bearing pedestal, 3-bearing inner race, 4-rolling element, 5-bearing outer ring, 6-thermocouple, 7-fin, 8-heat radiation groove, 9-wire, 10-DC/DC transducer, 11-storage battery.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail:
Automobile bearing heat generating system as shown in Figure 1 to Figure 2, by bearing (1), bearing pedestal (2), bearing inner race (3), rolling element (4), bearing outer ring (5), the thermoelectricity converting unit that thermocouple (6), heat abstractor (7-8), wire (9) form, DC/DC transducer (10), storage battery (11) form.It is characterized in that:
Described bearing (1) is fixing with bearing inner race (3), and rolling element (4) is positioned between bearing inner race (3) and bearing outer ring (5), and bearing outer ring (5) is fixed with vehicle body, and bearing (1) is connected with vehicle body by bearing pedestal (2);
Described thermocouple (6) is upper around being arranged in bearing outer ring (5) uniformly, and fin (7) is affixed on the low-temperature receiver end that thermocouple (6) is exposed to air, is heat radiation groove (8) between fin (7);
The heat source side of described thermocouple (6) is connected respectively wire (9) with low-temperature receiver end, through wire, passes to DC/DC transducer (10), then is connected into storage battery (11), and storage battery (11) connects automobile load.
Bearing portions comprises bearing (1), bearing pedestal (2), bearing inner race (3), rolling element (4) and bearing outer ring (5), wherein, bearing outer ring (5) is fixed with vehicle body, bearing inner race (4) and bearing (1) by and outer ring between the rotation of rolling element (4) rotate, propelling vehicle operation.
Thermoelectricity converting unit comprises thermocouple (6), heat abstractor (7-8) and wire (9), wherein, thermocouple (6) is upper around being arranged in bearing outer ring (5) uniformly, and heat source side is affixed on bearing outer ring surface, low-temperature receiver end is exposed in air, and posts high-quality aluminum alloy fin.During bearing inner race (3) rolling friction, bearing outer ring (5) temperature raises, and utilizes the temperature difference between itself and air to carry out thermo-electric generation.
Cold thermocouple source is exposed in air, and keeps temperature stabilization by fin, and heat abstractor (7-8) is established a plurality of fin (7) on cooling base, between fin (7), is heat radiation groove (8), and its radiating effect is best.
The direct current energy of thermoelectricity converting unit (6-9) output is passed to DC/DC transducer (10) by wire (9), carry out after voltage or current transformation, storage battery (11) being charged and realizing electric energy recovery storage, storage battery (11) connects automobile load, with the heat dynamic resource collaborative work in the form cooperation hybrid power system of electrodynamic source.
The design principle of automobile bearing heat generating system of the present invention is that bearing raises as heat source side because rolling friction makes bearing outer ring (5) temperature during using motor racing, air is as low-temperature receiver end, by thermoelectricity converting unit (6-9), utilize thermoelectric effect, the used heat that this part is abandoned is converted into high-quality regulated power, by wire (9), after the voltage of DC/DC transducer (10) or current conversion, storage battery (10) is charged and realizes electric energy and reclaim and store.Except above core, also comprise some thermocouple protection shells, thermoelectric device mounting structure and control unit etc.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; can also make some improvements and modifications under the premise without departing from the principles of the invention, these improvements and modifications also should be considered as protection scope of the present invention.
The undeclared part that relates in the present invention is same as the prior art or adopt prior art to be realized.
Claims (3)
1. an automobile bearing heat generating system, comprises bearing, bearing pedestal, bearing inner race, rolling element, bearing outer ring, the thermoelectricity converting unit that thermocouple, heat abstractor, wire form, and DC/DC transducer and storage battery, is characterized in that:
Described bearing (1) is fixing with bearing inner race (3), and rolling element (4) is positioned between bearing inner race (3) and bearing outer ring (5), and bearing outer ring (5) is fixed with vehicle body, and bearing (1) is connected with vehicle body by bearing pedestal (2);
Described thermocouple (6) is upper around being arranged in bearing outer ring (5) uniformly, and fin (7) is affixed on the low-temperature receiver end that thermocouple (6) is exposed to air, is heat radiation groove (8) between fin (7);
The heat source side of described thermocouple (6) is connected respectively wire (9) with low-temperature receiver end, through wire, passes to DC/DC transducer (10), then is connected into storage battery (11), and storage battery (11) connects automobile load.
2. a kind of automobile bearing heat generating system according to claim 1, it is characterized in that: described thermoelectricity converting unit comprises thermocouple (6), heat abstractor (7-8) and wire (9), thermocouple (6) is uniformly around being arranged on bearing outer ring (5), its heat source side is affixed on bearing outer ring (5) surface, low-temperature receiver end is exposed in air, and posts heat abstractor (7-8).
3. a kind of automobile bearing heat generating system according to claim 1, is characterized in that: the mode that described thermocouple (6) structure adopts housing screw to compress is installed, and the number of plies of thermocouple (6) parcel is less than three layers to guarantee the scope of the temperature difference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320682385.5U CN203589777U (en) | 2013-11-01 | 2013-11-01 | Automobile bearing heat power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320682385.5U CN203589777U (en) | 2013-11-01 | 2013-11-01 | Automobile bearing heat power generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203589777U true CN203589777U (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320682385.5U Expired - Fee Related CN203589777U (en) | 2013-11-01 | 2013-11-01 | Automobile bearing heat power generation system |
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| CN (1) | CN203589777U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114531891A (en) * | 2019-09-26 | 2022-05-24 | Ntn株式会社 | Bearing device and spacer |
-
2013
- 2013-11-01 CN CN201320682385.5U patent/CN203589777U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114531891A (en) * | 2019-09-26 | 2022-05-24 | Ntn株式会社 | Bearing device and spacer |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20161101 |
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| CF01 | Termination of patent right due to non-payment of annual fee |