CN217423745U - Oil temperature control system - Google Patents
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- CN217423745U CN217423745U CN202121434418.5U CN202121434418U CN217423745U CN 217423745 U CN217423745 U CN 217423745U CN 202121434418 U CN202121434418 U CN 202121434418U CN 217423745 U CN217423745 U CN 217423745U
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Abstract
The utility model relates to the field of liquid temperature control, in particular to an oil temperature control system, which comprises a cooling device, a heat exchange device, an oil storage device, a heating device and an oil cooling device; the oil cooling device is connected with the oil storage device through a circulating pipeline so that oil circulates between the oil cooling device and the oil storage device, and at least one first temperature sensor is arranged at an outlet and/or an inlet of the oil cooling device on the circulating pipeline. Compared with the prior art, the utility model discloses a cooling device and heat exchange device cool down the control to the oil temperature in the oil storage device, through the oil temperature intensification control of heating device in to the oil storage device, the oil cooling device passes through circulating line and the cyclic utilization of the connection realization fluid of oil storage device to locate the first temperature sensor that the oil cooling device goes out the entrance on through the circulating line and detect the oil temperature, with the actual oil temperature response temperature control according to operation end oil cooling device department, make the utility model discloses a temperature control more has the response sensitive, adjusts quick characteristics.
Description
Technical Field
The utility model relates to a liquid temperature control field, in particular to oil temperature control system.
Background
With the application of new energy vehicles and the like, the requirement on the power density of the motor is higher and higher, the problem of motor temperature rise is obvious, the improvement of the heat dissipation capacity of the motor is widely demanded in the market, the existing water cooling technology is taken as a mainstream heat dissipation mode, but the heat transfer path is longer and the heat dissipation efficiency is lower due to the fact that the existing water cooling technology cannot be in direct contact with a cooling heat source, and therefore the oil cooling technology with higher heat dissipation efficiency becomes a research hotspot.
For example, chinese patent CN206319924U (published as 2017, 7, 11) discloses an engine oil thermostat device for an engine, which includes a cooling water heat exchanger, an engine oil tank, and an electric heater, a liquid level transmitter is fixedly connected to a first mounting hole, a probe of the liquid level transmitter is located inside the engine oil tank, the electric heater is fixedly connected to a second mounting hole, an electric heating rod of the electric heater is located inside the engine oil tank, a third mounting hole is provided at the bottom of the engine oil tank, a temperature transmitter is installed at the bottom of the engine oil tank, the probe of the temperature transmitter is located inside the engine oil tank, a cooling water pipe is installed inside the engine oil tank, and the cooling water pipe is arranged in a U shape. As described above, although the prior art discloses a device for controlling oil temperature, it only performs control according to the oil temperature in the oil tank, and cannot respond to the oil temperature change of the actual acting position of the oil to perform corresponding regulation.
In summary, the problem of the temperature control response lag in the oil temperature control device in the prior art needs to be solved.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects in the prior art, the utility model provides an oil temperature control system, which comprises a cooling device, a heat exchange device, an oil storage device, a heating device and an oil cooling device;
the cooling device is connected with the oil storage device through the heat exchange device;
the heating device is arranged in the oil storage device and used for increasing the oil temperature;
the oil cooling device is connected with the oil storage device through a circulating pipeline so that oil circulates between the oil cooling device and the oil storage device, and at least one first temperature sensor is arranged at an outlet and/or an inlet of the oil cooling device on the circulating pipeline.
In one embodiment, the cooling device comprises a condenser, an accumulator, an expansion valve, a compressor and a pipeline;
one end of the condenser is connected with the liquid storage device, the expansion valve and one end of the heat exchange device in sequence through the pipeline;
the inlet end of the compressor is connected with the other end of the heat exchange device, and the outlet end of the compressor is connected with the other end of the condenser.
In one embodiment, the heat exchange device comprises a heat exchanger, a cooling pipeline and a cooled pipeline;
the cooling pipeline comprises a first cooling pipeline and a second cooling pipeline, and the heat exchanger is connected with the inlet end of the compressor through the first cooling pipeline and is connected with the expansion valve through the second cooling pipeline.
In one embodiment, the cooled pipelines include a first cooled pipeline and a second cooled pipeline, and the heat exchanger is connected to an inlet end of the oil storage device through the first cooled pipeline and connected to an outlet end of the oil storage device through the second cooled pipeline.
In one embodiment, the heat exchanger is a plate heat exchanger.
In one embodiment, the oil storage device comprises an oil tank, an oil inlet pipe of the oil tank, an oil outlet valve, an oil discharge pipe and an oil discharge valve;
the oil inlet pipe of the oil tank is arranged on the lower side of the side wall of the oil tank and is connected with the first cooled pipeline;
the oil outlet pipe of the oil tank is arranged at the bottom of the oil tank, and the oil outlet valve is arranged on the oil outlet pipe of the oil tank and used for controlling the on-off of the oil outlet pipe of the oil tank;
the oil extraction pipe connect in the bottom of oil tank is used for discharging fluid in the oil tank, the oil extraction valve is located arrange on the oil extraction pipe.
In one embodiment, the oil storage device further comprises a second temperature sensor and a liquid level sensor, and the second temperature sensor and the liquid level sensor are arranged in the oil tank.
In one embodiment, the circulation pipeline further comprises a first circulation pipeline, one end of the first circulation pipeline is connected with the oil outlet pipe of the oil tank, and the oil tank is connected to the inlet end of the oil cooling device through the oil outlet pipe of the oil tank and the first circulation pipeline in sequence;
the first temperature sensor is arranged at one end of the first circulating pipeline, which is connected with the oil cooling device.
In an embodiment, the circulation pipeline further comprises a second circulation pipeline, one end of the second circulation pipeline is connected with the heat exchanger through the second cooled pipeline, and the other end of the second circulation pipeline is connected with the outlet end of the oil cooling device;
the first temperature sensor is arranged at one end of the second circulating pipeline, which is connected with the oil cooling device.
In one embodiment, the circulation pipeline further comprises at least two filters, at least two oil pumps, at least two flow meters and at least two flow regulating valves; the first circulating pipeline and the second circulating pipeline are respectively provided with at least one filter, the oil pump, the flowmeter and the flow regulating valve.
Based on the above-mentioned, compared with the prior art, the utility model provides an oil temperature control system, through cooling device and heat exchange device to the control of cooling down of the oil temperature in the oil storage device, carry out the control of rising temperature through heating device to the oil temperature in the oil storage device, the oil cooling device realizes the cyclic utilization of fluid through the connection of circulating line and oil storage device to locate the first temperature sensor of oil cooling device exit department on through the circulating line and detect the oil temperature, with the actual oil temperature response temperature control according to operation end oil cooling device department, make the utility model discloses a temperature control more has the response sensitive, adjusts quick characteristics.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts; in the following description, the drawings are described with reference to the drawing direction of the elements in the drawings unless otherwise specified.
Fig. 1 is a structural block diagram of an oil temperature control system provided by the present invention;
fig. 2 is a schematic structural diagram of an embodiment of an oil temperature control system of the present invention;
FIG. 3 is a schematic structural view of a cooling device according to an embodiment of the present invention;
FIG. 4 is a schematic view of a heat exchange device according to an embodiment of the present invention
Fig. 5 is a schematic structural view of an oil storage device according to an embodiment of the present invention;
fig. 6 is a schematic view of the oil cooling device and the circulation pipeline according to the embodiment of the present invention.
Reference numerals:
10 cooling device 11 condenser 12 reservoir
13 expansion valve 14 pipeline 15 compressor
20 heat exchange device 21 heat exchanger 22 cooling pipeline
22a first cooling circuit 22b second cooling circuit 23 cooled circuit
23a first cooled pipeline 23b second cooled pipeline 30 oil storage device
31 oil tank 32 oil tank inlet pipe 33 oil tank outlet pipe
34 oil outlet valve 35 oil outlet pipe 36 oil outlet valve
37 second temperature sensor 38 liquid level sensor 40 heating device
50 oil cooling device 60 circulating pipe 61 first temperature sensor
62 first circulation line 63 and second circulation line 64 filter
65 oil pump 66 flowmeter 67 flow control valve
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention; the technical features designed in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that all terms (including technical terms and scientific terms) used in the present invention have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs, and cannot be construed as limiting the present invention; it will be further understood that terms, as used herein, should be interpreted as having a meaning that is consistent with their meaning in the context of this specification and the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
As shown in fig. 1, the oil temperature control system provided by the present invention includes a cooling device 10, a heat exchange device 20, an oil storage device 30, a heating device 40 and an oil cooling device 50; the cooling device 10 is connected with the oil storage device 30 through the heat exchange device 20; the heating device 40 is arranged in the oil storage device 30 and used for increasing the oil temperature; the oil cooling device 50 is connected to the oil storage device 30 through a circulation pipe 60 to circulate oil between the oil cooling device 50 and the oil storage device 30, and at least one first temperature sensor 61 is provided on the circulation pipe 60 at an outlet and/or an inlet of the oil cooling device 50.
In specific implementation, as shown in fig. 1 and fig. 2, on one hand, the cooling device 10 and the heat exchange device 20 are connected through a cooling pipeline 22 to form a cooling cycle, the oil storage device 30 and the heat exchange device 20 are connected through a cooled pipeline 23 to form a cooled cycle, and heat exchange is performed through the oil storage device 30 and the cooling device 10 through the heat exchange device 20 to perform temperature reduction control on the oil temperature in the oil storage device 30; the oil storage device 30 is further provided with a heating device 40, the heating device 40 in this embodiment is a resistance heater, and the heating device 40 is used for controlling the temperature of the oil in the oil storage device 30 to rise, so that other types of heaters are suitable for the present invention, such as an infrared heater or an electromagnetic heater. On the other hand, the oil storage device 30 is connected to the oil cooling device 50 in a circulating manner through a circulating pipeline 60, the oil storage device 30 is circulated to supply oil with a proper temperature to the oil chamber of the oil cooling device 50, and the oil in the oil cooling device 50 is returned to the oil storage device 30 to control the temperature of the oil in the oil cooling device 50 within a proper range, it should be understood that the oil cooling device 50 means a device in which the oil is actually operated, and therefore the temperature of the oil in the oil cooling device 50 is an important parameter and needs to be controlled within a proper range, the oil cooling device 50 is, for example, an oil cooling motor, but is not limited thereto, and the oil cooling device 50 may also be other devices in which the temperature of the oil needs to be controlled. In this embodiment, a first temperature sensor 61 is provided at the outlet and/or inlet of the oil cooling device 50 on the circulation duct 60, and the heating device 40 is activated when the measured temperature is lower than the minimum set value and the cooling device 10 is activated when the measured temperature is higher than the maximum set value, with the oil temperature detected by the first temperature sensor 61 as a reference.
Carry out cooling control through the oil temperature of cooling device and heat exchange device in to the oil storage device in this embodiment, carry out cooling control through the oil temperature of heating device in to the oil storage device and carry out heating control, the oil cooling device realizes the cyclic utilization of fluid through the connection of circulating line and oil storage device to locate the first temperature sensor of oil cooling device exit through the circulating line and detect oil temperature, respond temperature control with the actual oil temperature according to operation end oil cooling device department, make the utility model discloses a temperature control more has the response sensitivity, adjusts quick characteristics.
Specifically, as shown in the schematic structural diagram of the cooling device shown in fig. 3, the cooling device 30 includes a condenser 11, an accumulator 12, an expansion valve 13, a compressor 15, and a pipe 14; one end of the condenser 11 is connected with one end of the liquid storage device 12, the expansion valve 13 and the heat exchange device 20 in sequence through a pipeline 14; preferably, as shown in the structural diagram of the heat exchange device in fig. 4, the heat exchange device 20 in the present embodiment includes a heat exchanger 21, a cooling pipeline 22 and a cooled pipeline 23, preferably, the heat exchanger 21 is a plate heat exchanger, the heat exchanger 21 has a cooling portion and a cooled portion therein, the cooling pipeline 22 includes a first cooling pipeline 22a and a second cooling pipeline 22b, one end of the first cooling pipeline 22a is connected to an inlet of the compressor 15, the other end of the first cooling pipeline is connected to an outlet of the cooling portion of the heat exchanger 21, one end of the second cooling pipeline 22b is connected to an inlet of the cooling portion of the heat exchanger 21, the other end of the second cooling pipeline is connected to the expansion valve 13, and the reservoir 12 and the condenser 11 are connected in sequence through the pipeline 14 to form a cooling cycle. Preferably, the cooling device uses, but not limited to, R134a, R22 and other common refrigerants as the working medium.
In this embodiment, the compressor 15 sucks the working medium vapor with a lower pressure from the heat exchanger 21, raises the pressure of the working medium vapor, sends the working medium vapor to the condenser 11, condenses the working medium vapor with a higher pressure in the condenser 11, stores the working medium vapor in the liquid storage device 12, and the expansion valve 13 throttles the working medium vapor with a medium temperature and a high pressure into the working medium vapor with a low temperature and a low pressure, sends the working medium vapor into the heat exchanger 21, absorbs heat in the heat exchanger 21, evaporates into the vapor with a lower pressure, and sends the vapor into the inlet of the compressor, thereby completing the refrigeration cycle. And because the plate heat exchanger is adopted for cooling, the heat exchange rate is higher, and the temperature control speed is further improved.
Specifically, as shown in the schematic structural diagram of the oil storage device shown in fig. 5, the oil storage device 30 includes an oil tank 31, an oil tank inlet pipe 32, an oil tank outlet pipe 33, an oil outlet valve 34, an oil outlet pipe 35, and an oil outlet valve 36, the oil tank 31 stores oil therein, the oil tank inlet pipe 32 is disposed on the lower side of the side wall of the oil tank 31 and connected to the first cooled pipeline 23a, and the oil tank 31 is connected to the outlet of the cooled portion of the heat exchanger 21 through the first cooled pipeline 23 a; the tank outlet line 33 is provided at the bottom of the tank 31, and the outlet valve 34 is provided on the tank outlet line 33 for controlling the opening and closing of the tank outlet line 33.
Preferably, a drain pipe 35 is connected to the bottom of the oil tank 31, and a drain valve 36 is provided on the drain pipe 35 to drain oil from the oil tank 31 when the device needs to be repaired or cleaned.
Preferably, the oil storage device 30 further comprises a second temperature sensor 37 and a liquid level sensor 38 disposed inside the oil tank 31 for monitoring the oil temperature and the liquid level inside the oil tank 31 for data collection and monitoring and controlling the normal operation of the system. Preferably, when the oil temperature measured by the second temperature sensor 37 is compared with the oil temperature measured by the first temperature sensor, if the temperature difference between the two is greater than a set value a, a corresponding system action such as alarm, shutdown or automatic correction is triggered, and the value of a is set according to actual requirements; the liquid level sensor 38 realizes the functions of liquid shortage protection, prevention of overflow of expansion with heat and contraction with cold caused by temperature change, high liquid level reminding and the like by detecting the oil amount. The two are matched with other sensors and a controller to protect the normal operation of the system and improve the accuracy and the corresponding speed of temperature control.
Specifically, as shown in the schematic structural diagram of the oil cooling device and the circulation pipeline in fig. 6, the circulation pipeline 60 further includes a first circulation pipeline 62 and a second circulation pipeline 63, one end of the first circulation pipeline 62 is connected to the oil tank 31 through the oil tank outlet pipe 33, and the other end is connected to the inlet end of the oil cooling device 50, and preferably, the first circulation pipeline 62 is further provided with a filter 64, an oil pump 65, a flow meter 66 and a flow regulating valve 67; one end of the second circulating pipeline 63 is connected to the outlet end of the oil cooling device 50, and the other end is connected to the inlet of the cooled part of the heat exchanger 21 through the second cooled pipeline 23b, and then is connected to the inlet end of the oil tank 31 through the heat exchanger 21 and the first cooled pipeline 23a in sequence to form a circulation, wherein the outlet end of the oil cooling device 50 is preferably arranged at a position close to the bottom or bottom of the oil cooling device 50 to facilitate oil discharge. Preferably, the second circulation pipe 63 is further provided with a filter 64, an oil pump 65, a flow meter 66 and a flow rate regulating valve 67.
Preferably, the first temperature sensor 61 is disposed at a connection position of the first circulation pipeline 62 and the inlet end of the oil cooling device 50 or at a connection position of the second circulation pipeline 63 and the outlet end of the oil cooling device 50, and preferably, the first temperature sensor 61 may be disposed at both of the two positions for temperature monitoring, and the measured temperature at the outlet end of the oil cooling device 50 is used as a main reference value for temperature control.
During operation, the two oil pumps 65 work simultaneously, the flow meters 66 monitor the flow rates of the first circulating pipeline 62 and the second circulating pipeline 63, and the flow rates of the oil inlet and the oil outlet of the oil-cooled motor are equal by adjusting the flow regulating valves 67 on the first circulating pipeline 62 and the second circulating pipeline 63. The filter 64 is used for filtering mechanical impurities in the oil liquid and preventing the hydraulic elements from being worn too quickly and the pipelines from being blocked. The first temperature sensor 61 is used for monitoring the temperature of the oil, the measured value of the first temperature sensor 45 at the outlet end of the oil cooling device 50 is used as the temperature reference value of the oil in the oil cavity of the oil cooling device 50, and when the measured value of the first temperature sensor 45 is lower than the minimum set value, the heating device 40 is started to raise the temperature of the oil in the oil tank 31 until the measured value of the first temperature sensor 45 reaches the set value; when the measured value of the first temperature sensor 45 is higher than the maximum set value, the cooling device 10 is activated to perform the temperature decrease control until the measured value of the first temperature sensor 45 reaches the set value.
To sum up, compare with prior art, the utility model provides an oil temperature control system can be at the temperature of dynamic in-process control machine oil, avoids because fluid subcooling or overheated use that influences the engine, can carry out twice filtration to fluid, avoids the impurity in the fluid to get into the engine inside once more. The oil quantity in the adjustable oil cooling device is controlled by two flow regulating valves at the front and the rear of the oil cooling device, and the oil quantity can be kept unchanged. The resistance heater and the plate heat exchanger are adopted for temperature control, so that the heat exchange efficiency is high, and the temperature control response is fast. The temperature of the engine oil of the oil-cooled motor can be effectively controlled through a plurality of temperature sensors, a heating device and a cooling device.
In addition, it will be appreciated by those skilled in the art that although a number of problems exist in the prior art, each embodiment or aspect of the present invention may be improved only in one or a few aspects, without necessarily simultaneously solving all the technical problems listed in the prior art or in the background. It will be understood by those skilled in the art that nothing in a claim should be taken as a limitation on that claim.
Although terms such as cooling device, condenser, reservoir, expansion valve, pipe, compressor, heat exchange device, heat exchanger, cooling pipe, first cooling pipe, second cooling pipe, cooled pipe, first cooled pipe, second cooled pipe, oil storage device, oil tank inlet pipe, oil tank outlet pipe, oil outlet valve, oil discharge pipe, oil discharge valve, second temperature sensor, liquid level sensor, heating device, oil cooling device, circulation pipe, first temperature sensor, first circulation pipe, second circulation pipe, filter, oil pump, flow meter, and flow regulating valve are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention; the terms "first," "second," and the like in the description and in the claims, and in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. An oil temperature control system characterized by: comprises a cooling device (10), a heat exchange device (20), an oil storage device (30), a heating device (40) and an oil cooling device (50);
the cooling device (10) is connected with the oil storage device (30) through the heat exchange device (20);
the heating device (40) is arranged in the oil storage device (30) and used for increasing the oil temperature;
the oil cooling device (50) is connected with the oil storage device (30) through a circulating pipeline (60) so that oil circulates between the oil cooling device (50) and the oil storage device (30), and at least one first temperature sensor (61) is arranged at an outlet and/or an inlet of the oil cooling device (50) on the circulating pipeline (60).
2. The oil temperature control system of claim 1, wherein: the cooling device comprises a condenser (11), a liquid storage device (12), an expansion valve (13), a compressor (15) and a pipeline (14);
one end of the condenser (11) is connected with the liquid storage device (12), the expansion valve (13) and one end of the heat exchange device (20) in sequence through the pipeline (14);
the inlet end of the compressor (15) is connected with the other end of the heat exchange device (20), and the outlet end of the compressor (15) is connected with the other end of the condenser (11).
3. The oil temperature control system of claim 2, wherein: the heat exchange device (20) comprises a heat exchanger (21), a cooling pipeline (22) and a cooled pipeline (23);
the cooling pipeline (22) comprises a first cooling pipeline (22a) and a second cooling pipeline (22b), and the heat exchanger (21) is connected with the inlet end of the compressor (15) through the first cooling pipeline (22a) and is connected with the expansion valve (13) through the second cooling pipeline (22 b).
4. The oil temperature control system of claim 3, wherein: the cooled pipeline (23) comprises a first cooled pipeline (23a) and a second cooled pipeline (23b), and the heat exchanger (21) is connected to the inlet end of the oil storage device (30) through the first cooled pipeline (23a) and connected to the outlet end of the oil storage device (30) through the second cooled pipeline (23 b).
5. The oil temperature control system according to claim 3 or 4, wherein: the heat exchanger (21) is a plate heat exchanger.
6. The oil temperature control system of claim 4, wherein: the oil storage device (30) comprises an oil tank (31), an oil inlet pipe (32) of the oil tank, an oil outlet pipe (33) of the oil tank, an oil outlet valve (34), an oil discharge pipe (35) and an oil discharge valve (36);
the oil tank inlet pipe (32) is arranged on the lower side of the side wall of the oil tank (31) and is connected with the first cooled pipeline (23 a);
the oil outlet pipe (33) of the oil tank is arranged at the bottom of the oil tank (31), and the oil outlet valve (34) is arranged on the oil outlet pipe (33) of the oil tank and used for controlling the on-off of the oil outlet pipe (33) of the oil tank;
the oil discharge pipe (35) is connected to the bottom of the oil tank (31) and used for discharging oil in the oil tank (31), and the oil discharge valve (36) is arranged on the oil discharge pipe (35).
7. The oil temperature control system of claim 6, wherein: the oil storage device (30) further comprises a second temperature sensor (37) and a liquid level sensor (38), and the second temperature sensor (37) and the liquid level sensor (38) are arranged in the oil tank (31).
8. The oil temperature control system of claim 7, wherein: the circulating pipeline (60) further comprises a first circulating pipeline (62), one end of the first circulating pipeline (62) is connected with the oil tank outlet pipe (33), and the oil tank (31) is connected to the inlet end of the oil cooling device (50) through the oil tank outlet pipe (33) and the first circulating pipeline (62) in sequence;
the first temperature sensor (61) is arranged at one end of the first circulating pipeline (62) connected with the oil cooling device (50).
9. The oil temperature control system of claim 8, wherein: the circulating pipeline (60) further comprises a second circulating pipeline (63), one end of the second circulating pipeline (63) is connected with the heat exchanger (21) through the second cooled pipeline (23b), and the other end of the second circulating pipeline (63) is connected with the outlet end of the oil cooling device (50);
the first temperature sensor (61) is arranged at one end, connected with the oil cooling device (50), of the second circulating pipeline (63).
10. The oil temperature control system of claim 9, wherein: the circulation pipeline (60) further comprises at least two filters (64), at least two oil pumps (65), at least two flow meters (66) and at least two flow regulating valves (67); the first circulating pipeline (62) and the second circulating pipeline (63) are respectively provided with at least one filter (64), the oil pump (65), the flow meter (66) and the flow regulating valve (67).
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| CN202121434418.5U CN217423745U (en) | 2021-06-25 | 2021-06-25 | Oil temperature control system |
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| CN202121434418.5U CN217423745U (en) | 2021-06-25 | 2021-06-25 | Oil temperature control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113340052A (en) * | 2021-06-25 | 2021-09-03 | 厦门势拓御能科技有限公司 | Oil temperature control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113340052A (en) * | 2021-06-25 | 2021-09-03 | 厦门势拓御能科技有限公司 | Oil temperature control system |
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