CN216306392U - Cooling module based on hydraulic oil heat dissipation - Google Patents
Cooling module based on hydraulic oil heat dissipation Download PDFInfo
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- CN216306392U CN216306392U CN202122892498.5U CN202122892498U CN216306392U CN 216306392 U CN216306392 U CN 216306392U CN 202122892498 U CN202122892498 U CN 202122892498U CN 216306392 U CN216306392 U CN 216306392U
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Abstract
The utility model discloses a cooling module based on hydraulic oil heat dissipation, which comprises an air cooling module, a hydraulic oil radiator module, a dust screen, an upper guard plate and a lower guard plate, wherein at least two heat dissipation channels are arranged in the hydraulic oil radiator module; the air cooling module accelerates the speed of air flowing through the hydraulic oil radiator module in unit time, and reduces the temperature of the hydraulic oil radiator module by taking low-temperature air as a cooling medium; the radiating fins are arranged and extended in at least one of a straight shape, a wave shape and a sawtooth shape, so that thermal resistance can be reduced, hydraulic oil can fully exchange heat with the radiating fins when flowing through the radiating channel, air forms airflow to flow through the hydraulic oil radiator module and take away the heat of the hydraulic oil radiator module under the action of the air cooling module, the radiating effect is greatly improved, and cooling cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of heat dissipation of engineering construction equipment, and particularly relates to a cooling module based on hydraulic oil heat dissipation.
Background
The hydraulic system is the most important core system of the engineering machinery, and the operation performance of the engineering machinery is directly influenced even the operation cannot be carried out when the hydraulic system goes wrong. The hydraulic oil overheating is a common problem of a hydraulic system, when the temperature of the hydraulic oil is too high, a precision element in the hydraulic system is at a high temperature for a long time and can deform to a certain extent, and the viscosity of the hydraulic oil with the too high temperature can be reduced, so that the lubricating performance of the hydraulic oil is reduced, abnormal abrasion of a mechanical element is caused, and the service life of the element is influenced. Therefore, the hydraulic oil needs to be radiated. The heat dissipation effect of the traditional cooling module needs to be improved, the heat dissipation effect needs to be increased by the heat dissipation volume of the heat dissipation module, the space of equipment such as an excavator is limited, the heat dissipation effect is improved while the volume of the cooling module is not changed, and the heat dissipation effect becomes the main product research and development direction of a cooling module manufacturer.
Therefore, it is necessary to develop a cooling module based on hydraulic oil heat dissipation, which has a simple structure, can improve the heat dissipation effect of the cooling module without changing the volume of the cooling module, and is also beneficial to reducing the cooling cost of engine cooling.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides a cooling module based on hydraulic oil heat dissipation.
In order to achieve the purpose, the utility model adopts the following technical measures:
a cooling module based on hydraulic oil heat dissipation comprises,
the hydraulic oil radiator module is internally provided with at least two radiating channels, radiating fins with concave-convex wavy or windowed sections are respectively processed inside and outside each radiating channel, and the radiating channels are used for providing a cooling path for hydraulic oil;
the air cooling module accelerates the speed of air flowing through the hydraulic oil radiator module in unit time, and reduces the temperature of the hydraulic oil radiator module by taking low-temperature air as a cooling medium;
the radiating fins are arranged and extended in at least one mode of straight shape, wave shape and sawtooth shape.
Preferably, the radiating fins comprise outer fins, the wave height of each outer fin is 6-10.3 mm, and the wave distance is 4-8 mm.
Preferably, the radiating fins comprise inner fins, the wave height of each inner fin is 2-6.5 mm, and the wave distance is 4-8 mm.
Preferably, the hydraulic oil radiator module comprises a radiator core, at least two radiating channels are arranged in the radiator core in parallel, and two ends of each radiating channel are communicated with the first oil chamber and the second oil chamber.
Preferably, an oil inlet pipe and/or an oil outlet pipe is connected to the first oil chamber and/or the second oil chamber.
Preferably, the air cooling module comprises an air duct, a fan assembly is installed on the rear side of the air duct, a hydraulic oil radiator module is installed on the front side of the air duct, the fan assembly comprises a fan and a motor driving the fan to rotate, and the motor is electrically connected with a controller.
Preferably, the hydraulic oil radiator module is provided with a dust screen on the air inlet side.
Preferably, the cross section of the heat dissipation fin is of a square waveform structure, a sine waveform structure, a trapezoidal wave structure or a triangular waveform structure.
Preferably, the bottom of the hydraulic oil radiator module is connected with a lower protective plate, the top of the hydraulic oil radiator module is connected with an upper protective plate, and the air cooling module is detachably connected with the upper protective plate and the lower protective plate.
Preferably, the width of the cooling module based on hydraulic oil heat dissipation is less than 1230mm, the height of the cooling module is less than 1300mm, and the thickness of the cooling module is less than 600 mm; the core height of the oil radiator core body of the hydraulic oil radiator module is 730-1000 mm, the core width is 877-977 mm, and the core thickness is 135-195 mm.
Has the advantages that:
compared with the prior art, the cooling module based on hydraulic oil heat dissipation of this application is because radiating fin adopts the straight shape, the wave, at least one mode in the zigzag is arranged and is extended, reduce the thermal resistance, can fully with radiating fin when making hydraulic oil flow through radiating channel, radiating channel exchange heat, make the temperature of hydraulic oil reduce, under the effect of forced air cooling module, the air forms the air current and can take away the heat of hydraulic oil radiator module through hydraulic oil radiator module, the radiating effect has been promoted greatly, it is effectual to cool down, be favorable to reducing the cooling cost.
Drawings
FIG. 1 is a diagram of a first embodiment of a cooling module for dissipating heat based on hydraulic oil according to the present invention;
FIG. 2 is an exploded view of a first embodiment of a cooling module based on hydraulic oil heat dissipation according to the present invention;
FIG. 3 is a block diagram of a hydraulic oil radiator module of a cooling module based on hydraulic oil heat dissipation according to the present invention;
fig. 4 is a schematic cross-sectional structure view of a cooling fin of a cooling module based on hydraulic oil heat dissipation according to a first embodiment of the present invention;
fig. 5 is a partial structural schematic view of an outer fin of a cooling module based on hydraulic oil heat dissipation according to a first embodiment of the present invention;
FIG. 6 is a view of the mounting structure of the external fins of the cooling module based on hydraulic oil heat dissipation according to the first embodiment of the present invention;
fig. 7 is a schematic view of a partial structure of a heat dissipation channel of a cooling module according to a first embodiment of the utility model;
fig. 8 is a schematic cross-sectional structure view of an outer fin of a second embodiment of a cooling module based on hydraulic oil heat dissipation according to the present invention;
fig. 9 is a partial structural schematic view of an outer fin of a second embodiment of a cooling module based on hydraulic oil heat dissipation according to the present invention;
FIG. 10 is a schematic view of an outer fin mounting structure of a second embodiment of a cooling module based on hydraulic oil heat dissipation according to the present invention;
fig. 11 is a schematic view of a partial structure of a heat dissipation channel of a second embodiment of a cooling module based on hydraulic oil heat dissipation according to the present invention;
fig. 12 is a partial structural schematic view of an outer fin of a third embodiment of a cooling module based on hydraulic oil heat dissipation according to the present invention;
fig. 13 is a schematic cross-sectional view of an outer fin of a third embodiment of a cooling module based on hydraulic oil heat dissipation according to the present invention;
fig. 14 is a partial structure view of a heat dissipation channel of a cooling module according to a third embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "parallel", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection can be mechanical connection, electrical connection and communication connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The cooling module based on hydraulic oil heat dissipation can be applied to various types of mechanical engine hydraulic oil and dispel the heat, for example tractor, excavator, bull-dozer, speed boat, ship, car, tractor, crane, mixer etc. do not confine engineering equipment, building equipment, production facility, vehicle to and are applicable to all kinds of equipment that possess the engine and dispel the heat.
The first embodiment is as follows:
as shown in fig. 1 to 7, a cooling module based on hydraulic oil heat dissipation comprises an air cooling module, a hydraulic oil radiator module 3, a dust screen 4, an upper protection plate 6 and a lower protection plate 5, wherein the width is less than 1230mm, the height is less than 1300mm, the thickness is less than 600mm, the component composition is simplified, the space occupancy rate can be reduced, and the cooling module can meet the cooling requirement of an engine with a more compact structure. The hydraulic oil radiator module 3 is arranged on one side of the air cooling module, at least two radiating channels 31 are arranged in the hydraulic oil radiator module 3, radiating fins 32 with concave-convex wavy or windowed sections are respectively machined on the inner surface and the outer surface of each radiating channel 31, and the radiating fins 32 are arranged and extended in at least one mode of straight, wavy and zigzag modes. The heat dissipation channel 32 is used for providing a cooling path for hydraulic oil, when heat is dissipated, the hydraulic oil is input into the heat dissipation channel 32, heat exchange is performed in the heat dissipation channel 32, and heat of the hydraulic oil is transferred to the heat dissipation channel 31 and the heat dissipation fins 32, so that the temperature of the hydraulic oil is reduced, and the temperature of the hydraulic oil radiator module 3 is increased; the air cooling module accelerates the speed of air flowing through the hydraulic oil radiator module 3 in unit time, and reduces the temperature of the hydraulic oil radiator module 3 by taking low-temperature air as a cooling medium, so that the heat dissipation effect is achieved.
The low temperature air is the air current that the temperature is less than the temperature of hydraulic oil radiator module 3, and when the low temperature air passed through hydraulic oil radiator module 3, the lower low temperature air of temperature can be transmitted to the heat of hydraulic oil radiator module 3 to make the temperature of hydraulic oil radiator module 3 reduce, thereby reach the radiating effect, the lower with the temperature of the low temperature air of the heat exchange of hydraulic oil radiator module 3, the better is the cooling effect.
Specifically, the air cooling module comprises an air duct 1, a fan assembly 2 is installed on the rear side of the air duct 1, the hydraulic oil radiator module 3 is installed on the front side of the air duct 1, the fan assembly 2 blows air to the hydraulic oil radiator module 3 through the air duct 1, the circulation paths of the air can be concentrated, wind power is concentrated and blown out of the hydraulic oil radiator module 3, and the temperature of the hydraulic oil radiator module 3 is effectively reduced. In this embodiment, the fan assembly 2 includes a fan 21 and a motor 22 for driving the fan 21 to rotate, and the motor 22 is electrically connected to a controller. The controller may be, but is not limited to, a PLC device, a micro-controller computer, etc., and is specifically selected according to actual needs, and is not specifically limited herein, and is mainly used for controlling the motor 22 to start, stop, and rotate in the forward and reverse directions. When the hydraulic oil radiator module works normally, the motor 22 drives the fan 21 to rotate in the positive direction, air flows from the rear side of the fan 21 to the side of the hydraulic oil radiator module 3 and can pass through the surface of the hydraulic oil radiator module 3, and heat exchange and cooling are completed; when cleaning is needed, the motor 22 drives the fan 21 to rotate in the reverse direction, and the wind flows in the reverse direction to take away dust on the surface of the hydraulic oil radiator module 3, so that the cleaning purpose is achieved.
One side, far away from fan assembly 2, of hydraulic oil radiator module 3 is provided with dust screen 4, the bottom of hydraulic oil radiator module 3 is connected with lower protective plate 5, the top of hydraulic oil radiator module 3 is connected with upper protective plate 6, air duct 1 with upper protective plate 6, lower protective plate 5 pass through the detachable connection of bolt, fan assembly 2 installs on installing support 7, and pass through installing support 7 installs one side of air duct 1, installing support 7 is H type frame structure, installing support 7 with air duct 1 is connected, the dorsal part of fan assembly 2 still is equipped with protection network 23, protection network 23 is connected with air duct 1, protection network 23 can obstruct the ash layer in some air and get into, can also prevent that hand direct contact fan 21 from leading to the potential safety hazard.
Detailed, hydraulic oil radiator module 3 contains radiator core 33, the parallel is provided with many radiating passage 31 in radiator core 33, adjacent two set up outer fin 321 between the radiating passage 31 set up inner fin 322 in the radiating passage 31, outer fin 321's wave height 6 ~ 10.3mm, wave distance 4 ~ 8mm, inner fin 322's wave height 2 ~ 6.5mm, wave distance 4 ~ 8mm, in this embodiment, outer fin 321, inner fin 322's cross-section all adopts trapezoidal wave structure, outer fin 321, inner fin 322 all arrange the extension with the mode of zigzag, reduce the thermal resistance, and radiating passage 31's heat can be given fast outer fin 321 promotes radiating passage 31's radiating efficiency, is favorable to promoting the radiating effect.
Preferably, in the present embodiment, the wave height of the outer fin 321 is 8mm, the wave pitch is 6mm, and the wave height of the inner fin 322 is 4mm, and the wave pitch is 6 mm. Each wave crest of the outer fin 321 is respectively connected to the opposite outer side walls of two adjacent heat dissipation channels 31 and forms a plurality of heat dissipation outer channels extending along the length direction of the heat dissipation channels 31; the wave crests of the inner fins 322 are respectively connected to two opposite side walls of the heat dissipation channel 31 and form a plurality of heat dissipation inner channels extending along the width direction of the heat dissipation channel 31. In practical application, the wave height of the outer fins 321 is 6-10.3 mm, the wave distance is 4-8 mm, the wave height of the inner fins 322 is 2-6.5 mm, and the wave distance is 4-8 mm, so that the heat dissipation effect of the hydraulic oil radiator module 3 is good, the production cost of production enterprises can be reduced, and the cost performance is good. In addition, the wave heights and the wave distances of the outer fins 321 and the inner fins 322 are not limited to the specific values disclosed in this embodiment, and therefore, the description of the values is omitted.
In this embodiment, a first oil chamber 331 and a second oil chamber 332 are respectively disposed on two sides of the radiator core 33, two ends of each heat dissipation channel 31 are communicated with the first oil chamber 331 and the second oil chamber 332, the second oil chamber 332 and the first oil chamber 331 are respectively connected with an oil inlet pipe and an oil outlet pipe, and the height of the oil inlet pipe is lower than that of the oil outlet pipe. In other embodiments, the oil inlet pipe and the oil outlet pipe may be both connected to the first oil chamber 331 or the second oil chamber 332, and may form a circuitous hydraulic oil cooling path, where the core height of the oil radiator core 33 of the hydraulic oil radiator module 3 is 730-1000 mm, the core width is 877-977 mm, and the core thickness is 135-195 mm, and preferably, the core height of the oil radiator core 33 is 900mm, the core width is 927mm, and the core thickness is 165 mm.
The heat dissipation channel 31 is made of aluminum tubes, the heat dissipation fins 32 are arranged and extended in a zigzag mode and comprise upper sawtooth sections and lower sawtooth sections, the upper sawtooth sections and the lower sawtooth sections are connected at intervals, and the length of each of the upper sawtooth sections and the lower sawtooth sections is 3 mm.
In more detail, the lengths of the upper sawtooth section and the lower sawtooth section of the heat dissipation fin 32 can also be selected from any one of the values of 2.5mm, 2.6mm, 2.7mm, 2.8mm, 2.9mm and 3.0mm.
In this embodiment, the outer fins 321 and the inner fins 322 are aluminum fins, the aluminum fins are light in weight and low in cost, and the quality and the cost of the cooling module can be effectively controlled.
This embodiment is in order to reduce the volume of cooling module based on hydraulic oil heat dissipation realizes further improving its radiating effect in finite space, carries out reasonable overall arrangement through the range extension mode with radiating fin, reduces the thermal resistance for cold and hot exchange degree increases, and the radiating effect obviously improves.
Example two
Referring to fig. 1 to 3 and fig. 8 to 11, the same points of the present embodiment as those of the first embodiment are not described again, and the specific differences are: the structure and arrangement of the heat dissipating fins 32 are different, specifically:
the heat dissipation fins 32 include outer fins 321 and inner fins 322, the outer fins 321 are disposed between the heat dissipation channels 31, the inner fins 322 are disposed in the heat dissipation channels 31, the heat dissipation fins 32 are in an inclined wavy structure, a side wall offset angle of the heat dissipation fins 32 is 1 ° to 3 °, in this embodiment, 2 ° is preferable, and in other embodiments, any one of the angles 1 °, 2 °, and 3 ° may be selected.
The heat dissipation fins 32 are arranged and extended in a wave-shaped manner, the undulation folding angle is 110 degrees to 135 degrees, and within the angle range, the cooling module based on hydraulic oil heat dissipation has a compact structure, the heat dissipation effect of the heat dissipation fins 32 is good, and in the embodiment, 135 degrees is preferred. In addition, in other embodiments, the undulation angle of the extension of the heat dissipation fin 32 may also be any one of angles 110 °, 111 °, 112 °, 113 °, 114 °, 115 °, 116 °, 117 °, 118 °, 119 °, 120 °, 121 °, 122 °, 123 °, 124 °, 125 °, 126 °, 127 °, 128 °, 129 °, 130 °, 131 °, 132 °, 133 °, 134 °, and 135 °, and may be flexibly set according to the heat dissipation of the module.
Other elements, connection modes, material selection and the like can be the same as those of the first embodiment.
EXAMPLE III
The present embodiment differs from the first embodiment described above with reference to fig. 1 to 3 and fig. 12 to 14 in that: the structure and the arrangement mode of the radiating fins are different, and specifically the structure and the arrangement mode are as follows:
the outer fins 321 and the inner fins 322 are in a square wave undulating structure, specifically, the heat dissipation fins 32 are arranged and extended in a straight manner, and the other components, connection manners, structural manners, material selection and other factors are the same as those in the first embodiment, and thus, the details are not repeated here. .
In addition, in other embodiments, the structure and arrangement of the heat dissipation fins may be different, and specifically, the structure and arrangement may be: the cross section of the inner fin 322 is any one of a square waveform structure, a sine waveform structure and a trapezoidal wave structure, and is arranged and extended in a straight manner, and the cross section of the outer fin 321 can be a square waveform structure, a sine waveform structure, a trapezoidal wave structure or a triangular waveform structure, and is arranged and extended in at least one of a wave shape and a sawtooth shape; when the inner fins 322 are arranged and extended in a wavy or zigzag manner, the outer fins 321 may be arranged and extended in a straight manner, that is, the cross sections of the inner fins 322 and the outer fins 321 may have different structures or the same cross-sectional structures, and the arrangement and extension manners of the inner fins 322 and the outer fins 321 may be the same or different.
Other elements, connection modes, material selection and the like can be the same as those of the first embodiment.
To sum up, this application based on radiating cooling module of hydraulic oil arranges the extension owing to radiating fin adopts at least one mode in straight shape, wave, the zigzag, reduces the thermal resistance, can fully with radiating fin when making hydraulic oil flow through radiating channel, radiating channel exchange heat, make the temperature of hydraulic oil reduce, under the effect of forced air cooling module, the air forms the air current and flows through the heat that hydraulic oil radiator module can take away hydraulic oil radiator module, the radiating effect has been promoted greatly, it is effectual to cool down, be favorable to reducing cooling cost.
The foregoing is a more detailed description of the utility model, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the utility model be limited to the specific embodiments disclosed herein. To those skilled in the art to which the utility model belongs, a plurality of simple deductions or replacements can be made without departing from the concept of the utility model, and all the deductions or replacements should be regarded as belonging to the protection scope of the utility model.
Claims (10)
1. A cooling module based on hydraulic oil heat dissipation is characterized by comprising,
the hydraulic oil radiator module (3) is internally provided with at least two radiating channels (31), radiating fins (32) with concave-convex wavy or windowed sections are respectively machined inside and outside each radiating channel (31), and the radiating channels (32) are used for providing cooling paths for hydraulic oil;
the air cooling module accelerates the speed of air flowing through the hydraulic oil radiator module (3) in unit time, and reduces the temperature of the hydraulic oil radiator module (3) by taking low-temperature air as a cooling medium;
the radiating fins (32) are arranged and extended in at least one mode of straight shape, wave shape and sawtooth shape.
2. The cooling module based on hydraulic oil heat dissipation of claim 1, wherein the heat dissipation fins (32) comprise outer fins (321), and the wave height of the outer fins (321) is 6-10.3 mm, and the wave distance is 4-8 mm.
3. The cooling module based on hydraulic oil heat dissipation of claim 1, wherein the heat dissipation fins (32) comprise inner fins (322), and the wave height of the inner fins (322) is 2-6.5 mm, and the wave distance is 4-8 mm.
4. The cooling module based on hydraulic oil heat dissipation according to claim 1, wherein the hydraulic oil radiator module (3) includes a radiator core (33), at least two heat dissipation channels (31) are arranged in parallel in the radiator core (33), and both ends of each heat dissipation channel (31) are communicated with the first oil chamber (331) and the second oil chamber (332).
5. A cooling module based on hydraulic oil heat dissipation according to claim 4, characterized in that an oil inlet pipe and/or an oil outlet pipe is connected to the first oil chamber (331) and/or the second oil chamber (332).
6. The cooling module based on hydraulic oil heat dissipation of claim 1, wherein the air cooling module comprises an air duct (1), a fan assembly (2) is installed at the rear side of the air duct (1), the hydraulic oil radiator module (3) is installed at the front side of the air duct (1), the fan assembly (2) comprises a fan (21) and a motor (22) for driving the fan (21) to rotate, and the motor (22) is electrically connected with a controller.
7. The cooling module based on hydraulic oil heat dissipation according to claim 1, wherein a dust screen (4) is disposed on a side of the hydraulic oil radiator module (3) away from the air-cooled module.
8. The cooling module based on hydraulic oil heat dissipation of claim 1, wherein the cross section of the heat dissipation fin (32) is a square wave structure, a sine wave structure, a trapezoid wave structure or a triangular wave structure.
9. The cooling module based on hydraulic oil heat dissipation of claim 1, wherein a lower protection plate (5) is connected to the bottom of the hydraulic oil radiator module (3), an upper protection plate (6) is connected to the top of the hydraulic oil radiator module (3), and the air cooling module is detachably connected with the upper protection plate (6) and the lower protection plate (5).
10. The cooling module based on hydraulic oil heat dissipation of claim 4, wherein the width of the cooling module based on hydraulic oil heat dissipation is less than 1230mm, the height of the cooling module based on hydraulic oil heat dissipation is less than 1300mm, and the thickness of the cooling module based on hydraulic oil heat dissipation is less than 600 mm; the core height of the oil radiator core body (33) of the hydraulic oil radiator module (3) is 730-1000 mm, the core width is 877-977 mm, and the core thickness is 135-195 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122892498.5U CN216306392U (en) | 2021-11-22 | 2021-11-22 | Cooling module based on hydraulic oil heat dissipation |
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| CN202122892498.5U CN216306392U (en) | 2021-11-22 | 2021-11-22 | Cooling module based on hydraulic oil heat dissipation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116066453A (en) * | 2023-03-06 | 2023-05-05 | 常州凯鹏液流器材有限公司 | Hydraulic system heat dissipation device and heat dissipation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116066453A (en) * | 2023-03-06 | 2023-05-05 | 常州凯鹏液流器材有限公司 | Hydraulic system heat dissipation device and heat dissipation method |
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