CN209510450U - A kind of cooling device - Google Patents
A kind of cooling device Download PDFInfo
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- CN209510450U CN209510450U CN201920252243.2U CN201920252243U CN209510450U CN 209510450 U CN209510450 U CN 209510450U CN 201920252243 U CN201920252243 U CN 201920252243U CN 209510450 U CN209510450 U CN 209510450U
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- heat exchanging
- exchanging piece
- cooling device
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Abstract
The utility model relates to cooling device technical fields, specifically disclose a kind of cooling device, the cooling device includes heat exchanging piece and multiple thermo-electric generation units, heat exchanging piece is equipped with first through hole, heat exchanging piece is used to be connected to the transfer conduit of transmission oil, and transmission oil can flow through first through hole, multiple thermo-electric generation units are embedded in heat exchanging piece, thermo-electric generation unit includes cold and hot end, hot end is with respect to cold end close to first through hole, multiple thermo-electric generation units are sequentially connected in series, when flowing through temperature of the oil temperature of transmission oil of first through hole greater than external environment, multiple thermo-electric generation units generate electricity under the temperature difference, the thermal energy in transmission oil can effectively be collected, and it is converted into the electric energy that can be used directly, improve the utilization rate of the energy, and by multiple first protrusions of heat exchanging piece periphery face interval projection, be capable of increasing heat exchanging piece with The heat exchange area of outside air is effectively reduced heat exchanging piece hull-skin temperature, and then reduces cold junction temperature, and guarantee generating effect.
Description
Technical field
The utility model relates to cooling device technical field more particularly to a kind of cooling devices.
Background technique
Transmission oil is the key job medium that engineering machinery realizes the functions such as variable-speed torque-converting, braking in a turn, and transmission oil compares
Suitable operating temperature is 95 DEG C -- 115 DEG C.But be not that the higher the better for the temperature of transmission oil, when transmission oil temperature is higher than
At 120 DEG C, the parameters such as viscosity of oil liquid can sharply deteriorate, and system effectiveness can also generate coking iso-metamorphism phenomenon while decline,
Seriously affect the cleannes of system.
Therefore, engineering machinery is equipped with transmission oil cooler, and the most commonly used is water cooling oil cooler and air-cooled oil coolers.Water cooling
Oil cooler is that water cooling oil cooler serial or parallel connection is relied on the coolant liquid of engine-cooling system in a cooling system to cool down and pass
Dynamic oil, this scheme need dedicated heat exchanger fin, need engine with special water intaking and water return outlet, and structure and pipeline are multiple
Miscellaneous, transmission oil heat is transmitted in coolant liquid by the heat exchange of oil cooler, increases the thermic load of engine-cooling system.
Aluminum plate fin type radiator is usually used in air-cooled oil cooler, and in parallel or in series with water radiator, connecting line is relative complex.
After increasing air-cooled oil cooler in cooling system, the arrangement space of general cooling system needs to increase, and the performance of fan needs
Corresponding promotion is done, not only the air quantity of fan and static pressure need to improve, and the power consumption of fan is consequently increased.
Either water cooling type oil cooler or air-cooled oil cooler, structure is all relative complex, both increases cooling system
Thermic load, and the energy in transmission oil waste heat can not recycle, and lead to energy waste.
Utility model content
The purpose of this utility model is that: a kind of cooling device is provided, to solve to pass through air-cooled or water cooling in the prior art
Transmission oil is cooled down, the problem that energy waste is serious is caused.
The utility model provides a kind of cooling device, which includes for being connected in the transfer conduit of transmission oil
Heat exchanging piece, the cooling device further includes the multiple thermo-electric generation units being embedded in the heat exchanging piece, in the heat exchanging piece
Equipped with first through hole, the transmission oil can be convexly equipped with multiple on the outer peripheral surface of the heat exchanging piece by the first through hole
One protrusion, multiple first bulge clearance settings, multiple thermo-electric generation units are sequentially connected in series, the thermo-electric generation unit
Including hot end and cold end, the relatively described cold end in the hot end is close to the first through hole.
Preferably, the heat exchanging piece is cylindrical.
Preferably, multiple thermo-electric generation units form multiple temperature difference heat generating components, the temperature difference heat generating component packet
Multiple thermo-electric generation units are included, and multiple thermo-electric generation units of the temperature difference heat generating component are along the axial direction of the heat exchanging piece
Equidistantly distributed, multiple temperature difference heat generating components are uniformly distributed along the circumferential direction of the heat exchanging piece.
Preferably, being evenly equipped with multiple mounting grooves in the heat exchanging piece, the extending direction of the mounting groove is parallel to described
The axial direction of first through hole, and the mounting groove runs through the both ends of the heat exchanging piece, multiple mounting grooves and multiple temperature difference
Heat generating component is arranged in a one-to-one correspondence, and multiple thermo-electric generation units of the temperature difference heat generating component are mounted on corresponding described
In mounting groove.
Preferably, multiple first protrusions are distributed in the outer peripheral surface of the heat exchanging piece, the extension of first protrusion
It is oriented parallel to the axial direction of the first through hole.
Preferably, the inner circumferential face interval of the heat exchanging piece is convexly equipped with multiple second protrusions, the extension of second protrusion
It is oriented parallel to the axial direction of the first through hole, multiple second protrusions are distributed in the inner peripheral surface of the heat exchanging piece.
Preferably, the heat exchanging piece, first protrusion and described second project through casting technique integrated molding.
Preferably, the cooling device further includes two connectors for being installed on the heat exchanging piece both ends, described in two
Connector is oppositely arranged, the connector be equipped with through its both ends the second through-hole, the first through hole respectively with two institutes
The connection of the second through-hole is stated, the heat exchanging piece is connected to the transfer conduit by two connectors.
Preferably, two connectors are threadedly coupled with the heat exchanging piece.
Preferably, the material of the heat exchanging piece is aluminium alloy.
The utility model has the following beneficial effects:
The utility model provides a kind of cooling device, which includes heat exchanging piece and multiple thermo-electric generation units, changes
Warmware is equipped with first through hole, and heat exchanging piece is used to be connected to the transfer conduit of transmission oil, and transmission oil can flow through first
Through-hole, multiple thermo-electric generation units are embedded in heat exchanging piece, and thermo-electric generation unit includes cold and hot end, and hot end is with respect to cold end
Close to first through hole, multiple thermo-electric generation units are sequentially connected in series, when the oil temperature for the transmission oil for flowing through first through hole is greater than external rings
When the temperature in border, multiple thermo-electric generation units generate electricity under the temperature difference, can effectively collect the thermal energy in transmission oil, and be converted
For the electric energy that can be used directly, the thermal energy in transmission oil is effectively collected, and multiple by being arranged in heat exchanging piece periphery face interval
First protrusion, is capable of increasing the heat exchange area of heat exchanging piece and outside air, heat exchanging piece hull-skin temperature is effectively reduced, and then reduce
Cold junction temperature further increases the collection efficiency to thermal energy.
Detailed description of the invention
Fig. 1 is the exploded view of cooling device in the utility model embodiment；
Fig. 2 is the front view of heat exchanging piece in the utility model embodiment；
Fig. 3 is cross-sectional view of the heat exchanging piece shown in Fig. 2 along the direction A-A；
Fig. 4 is the cross-sectional view of connector in the utility model embodiment.
In figure:
1, heat exchanging piece；11, first through hole；12, the first protrusion；13, the second protrusion；14, mounting groove；2, thermo-electric generation list
Member；3, connector；31, the second through-hole.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Figures 1 to 3, the present embodiment provides a kind of cooling device, which includes heat exchanging piece 1 and multiple temperature difference
Generator unit 2, heat exchanging piece 1 are equipped with first through hole 11, and heat exchanging piece 1 is used to be connected to the transfer conduit of transmission oil, and passes
Dynamic oil can flow through first through hole 11, and multiple thermo-electric generation units 2 are embedded in heat exchanging piece 1, and thermo-electric generation unit 2 includes cold
End and hot end, with respect to cold end close to first through hole 11, multiple thermo-electric generation units 2 are sequentially connected in series in hot end, and in two temperature of head and the tail
Electrode line and negative line are picked out on poor generator unit 2, is connect by electrode line and negative line with electric device or battery.When
Flow through the transmission oil of first through hole 11 oil temperature be greater than external environment temperature when, multiple thermo-electric generation units 2 are issued in the temperature difference
Electricity can effectively collect the thermal energy in transmission oil, and be converted into the electric energy that can be used directly, and realize to thermal energy in transmission oil
Collection.Wherein, thermo-electric generation unit 2 is the prior art, can be by thermo-electric generation, specific structure and principle, herein not
It repeats again.
It is understood that the temperature difference between the cold and hot end of thermo-electric generation unit 2 is bigger, generated energy is then bigger.?
There are thermal loss during heat transfer, and hot end by heat exchanging piece 1 and transmission oil mediate contact and carries out heat transfer, cold
End then by the air mediate contact in heat exchanging piece 1 and external environment and carries out heat transfer.And the oil temperature and external rings of transmission oil
The temperature in border is substantially constant, to how to promote the temperature in hot end and the oil temperature closer to transmission oil, Yi Jiru
What reduces the temperature of cold end closer to environment temperature, will directly influence the generated energy of thermo-electric generation unit 2.
In order to improve generating efficiency, in the present embodiment, interval is convexly equipped with multiple first protrusions on the outer surface of heat exchanging piece 1
12, interval is convexly equipped with multiple second protrusions 13 on the inner surface of heat exchanging piece 1.First protrusion 12 can increase 1 outer surface of heat exchanging piece
Area, be conducive to heat exchanging piece 1 radiate, can effectively reduce the hull-skin temperature of heat exchanging piece 1, so as to reduce the temperature of cold end indirectly
Degree；Second protrusion 13 can increase the contact area of heat exchanging piece 1 inner surface and transmission oil, be conducive to 1 efficient absorption transmission oil of heat exchanging piece
Heat, the internal surface temperature of heat exchanging piece 1 can be effectively improved, so as to improve the temperature in hot end indirectly.Preferably, thermo-electric generation
The cold and hot end of unit 2 is adjacent to heat exchanging piece 1 respectively；Heat exchanging piece the 1, first protrusion 12 and the second protrusion 13 use casting technique
It is integrally formed, thus what heat exchanging piece 1 and the first protrusion 12 and the second protrusion 13 were integrated, guarantee the efficient biography of heat exchanging piece 1 everywhere
Heat；Heat exchanging piece 1 uses aluminum alloy material, can be effectively reduced the thermal loss in heat transfer process, and light-weight, pressure-resistant,
It is corrosion-resistant, resistance to oxidation and cost performance height.Certainly, in other embodiments, heat exchanging piece 1 can also use copper metal.
In the present embodiment, heat exchanging piece 1 is cylindrical, first protrusion 12 and second protrusion 13 be respectively arranged at its outer surface and
Inner surface, and the first protrusion 12 and the second protrusion 13 extend along the axial direction of first through hole 11, and multiple first protrusions
12 and circumferential direction of multiple second protrusions 13 along heat exchanging piece 1 be uniformly distributed.Second protrusion 13 is playing increase heat exchanging piece 1 and transmission
While the heat exchange area of oil, can also it play the role of flow-disturbing to transmission oil, it can further improving heat exchanging efficiency.In other embodiments
In, heat exchanging piece 1 can be in his shape, such as rectangular, hexagon etc..In other embodiments, the first protrusion 12 and the second protrusion
13 can also be along the circumferentially extending of heat exchanging piece 1, and multiple first protrusions 12 and multiple second protrusions 13 are along first through hole 11
Axial spaced set.It should be noted that the shape of the first protrusion 12 and the second protrusion 13 can be in the light of actual conditions any
Setting, in the present embodiment, the first protrusion 12 and the second protrusion 13 are in sprag fashion.
In the present embodiment, multiple thermo-electric generation units 2 form multiple temperature difference heat generating components, and temperature difference heat generating component includes multiple
Thermo-electric generation unit 2, and multiple thermo-electric generation units 2 are along the axial equidistantly distributed of heat exchanging piece 1, multiple temperature difference heat generating components edge
The circumferential direction of heat exchanging piece 1 is uniformly distributed.Correspondingly, multiple mounting grooves 14 are evenly equipped in heat exchanging piece 1, mounting groove 14 is along heat exchanging piece 1
Axial direction extends and through the both ends of heat exchanging piece 1, and multiple mounting grooves 14 are arranged in a one-to-one correspondence with multiple temperature difference heat generating components, temperature
Multiple thermo-electric generation units 2 of poor heat generating component are equally spacedly installed in corresponding mounting groove 14.It should be noted that heat exchange
When part 1 is cast, mounting groove 14 can form simultaneously, be not necessarily to following process.
Cooling device further includes two connectors 3 for being installed on 1 axial direction both ends of heat exchanging piece, and two connectors 3 are opposite
Setting, connector 3 are equipped with the second through-hole 31 through its both ends, and first through hole 11 is connected to two the second through-holes 31 respectively,
Heat exchanging piece 1 is connected to transfer conduit by two connectors 3, specifically, the second through-hole 31 and coming oil of one of connector 3
Second through-hole 31 of pipeline connection, another connector 3 is connected to oil outlet pipe.In the present embodiment, two connectors 3 with change
Warmware 1 is threadedly coupled, two connectors 3 with carry out oil pipe line and oil outlet pipe is same is threadedly coupled.In other embodiments, it connects
Part 3 may be set to be flange, correspondingly, heat exchanging piece 1 respectively with carry out oil pipe line and oil outlet pipe passes through flanged joint.
Preferably, the aperture of first through hole 11 is greater than the through-hole for coming oil pipe line and oil outlet pipe, so as to further increase
The heat exchange efficiency of 1 inner surface of big heat exchanging piece.
Cooling device provided in this embodiment can effectively collect the waste heat in conduction oil, and be converted into electric energy, real
Now the energy is made full use of, while the cooling load of water cooling type oil cooler or air-cooled oil cooler can also be effectively reduced.It is special
It is not in cold district, since environment temperature is very low, correspondingly, the temperature difference of transmission oil and environment temperature is very big, power generation effect
Fruit is more significant.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of cooling device, including the heat exchanging piece (1) for being connected in the transfer conduit of transmission oil, which is characterized in that institute
Stating cooling device further includes the multiple thermo-electric generation units (2) being embedded in the heat exchanging piece (1), is set on the heat exchanging piece (1)
Have first through hole (11), the transmission oil can be by the first through hole (11), projection on the outer peripheral surface of the heat exchanging piece (1)
There are multiple first raised (12), multiple described first raised (12) interval settings, multiple thermo-electric generation units (2) are successively gone here and there
Connection, the thermo-electric generation unit (2) includes hot end and cold end, and the relatively described cold end in the hot end is close to the first through hole
(11)。
2. cooling device according to claim 1, which is characterized in that the heat exchanging piece (1) is cylindrical.
3. cooling device according to claim 1, which is characterized in that multiple thermo-electric generation unit (2) compositions are multiple
Temperature difference heat generating component, the temperature difference heat generating component includes multiple thermo-electric generation units (2), and the temperature difference heat generating component is multiple
The thermo-electric generation unit (2) is along the axial equidistantly distributed of the heat exchanging piece (1), and multiple temperature difference heat generating components are described in
The circumferential direction of heat exchanging piece (1) is uniformly distributed.
4. cooling device according to claim 3, which is characterized in that be evenly equipped with multiple mounting grooves on the heat exchanging piece (1)
(14), the extending direction of the mounting groove (14) is parallel to the axial direction of the first through hole (11), and the mounting groove (14) passes through
The both ends of the heat exchanging piece (1) are worn, multiple mounting grooves (14) are arranged in a one-to-one correspondence with multiple temperature difference heat generating components, institute
The multiple thermo-electric generation units (2) for stating temperature difference heat generating component are mounted in the corresponding mounting groove (14).
5. cooling device according to claim 1, which is characterized in that multiple described first raised (12) are distributed in described change
The extending direction of the outer peripheral surface of warmware (1), described first raised (12) is parallel to the axial direction of the first through hole (11).
6. cooling device according to claim 1, which is characterized in that the inner circumferential face interval of the heat exchanging piece (1) is convexly equipped with
The extending direction of multiple second raised (13), described second raised (13) is parallel to the axial direction of the first through hole (11), multiple
Described second raised (13) are distributed in the inner peripheral surface of the heat exchanging piece (1).
7. cooling device according to claim 6, which is characterized in that the heat exchanging piece (1), first raised (12) and
Described second raised (13) are integrally formed by casting technique.
8. cooling device according to claim 1, which is characterized in that the cooling device further includes being installed on the heat exchange
Two connectors (3) at part (1) both ends, two connectors (3) are oppositely arranged, and the connector (3), which is equipped with, runs through it
Second through-hole (31) at both ends, the first through hole (11) are connected to two second through-holes (31) respectively, the heat exchanging piece
(1) transfer conduit is connected to by two connectors (3).
9. cooling device according to claim 8, which is characterized in that two connectors (3) with the heat exchanging piece
(1) it is threadedly coupled.
10. cooling device according to claim 1-8, which is characterized in that the material of the heat exchanging piece (1) is aluminium
Alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252243.2U CN209510450U (en) | 2019-02-28 | 2019-02-28 | A kind of cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252243.2U CN209510450U (en) | 2019-02-28 | 2019-02-28 | A kind of cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209510450U true CN209510450U (en) | 2019-10-18 |
Family
ID=68204897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920252243.2U Active CN209510450U (en) | 2019-02-28 | 2019-02-28 | A kind of cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209510450U (en) |
-
2019
- 2019-02-28 CN CN201920252243.2U patent/CN209510450U/en active Active
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