CN212177272U - Cargo vehicle cooling device - Google Patents
Cargo vehicle cooling device Download PDFInfo
- Publication number
- CN212177272U CN212177272U CN202020649416.7U CN202020649416U CN212177272U CN 212177272 U CN212177272 U CN 212177272U CN 202020649416 U CN202020649416 U CN 202020649416U CN 212177272 U CN212177272 U CN 212177272U
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- Prior art keywords
- fan
- assembly
- cooling device
- cargo vehicle
- engine
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- 238000001816 cooling Methods 0.000 title claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 83
- 230000017525 heat dissipation Effects 0.000 claims abstract description 10
- 239000002826 coolant Substances 0.000 claims abstract description 8
- 238000004378 air conditioning Methods 0.000 claims description 22
- 230000033228 biological regulation Effects 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 12
- 239000000725 suspension Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 239000000110 cooling liquid Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model relates to a cargo vehicle cooling system technical field specifically is a cargo vehicle cooling device. The cooling device sequentially comprises a condenser, an intercooler, a radiator and a main fan system from front to back according to the advancing direction of the vehicle; the auxiliary fan assembly is arranged in front of the condenser; the water inlet of the engine assembly is connected with the radiator through the water pump, and the water outlet of the engine assembly is connected with the radiator through the thermostat to form a heat dissipation circulating pipeline; the device also comprises a controller assembly; the engine assembly is provided with a water temperature sensor for detecting the temperature of coolant in the engine. The utility model discloses can solve and match big heat dissipation capacity engine, little radiator and arrange the heat dissipation problem of space motorcycle type, can also effectively solve the energy consumption problem, avoid the coolant temperature too high or low excessively, realize optimal control, the fan does not need the during operation, and the stop work reduces fan power consumption, increases whole car power, reduces whole car oil consumption.
Description
Technical Field
The utility model relates to a cargo vehicle cooling system technical field, in particular to cargo vehicle cooling system device and control system technical field thereof specifically are cargo vehicle cooling device.
Background
With the development of automobile technology, the change of global ecological environment and the enhancement of energy crisis consciousness, the requirement of automobile emission level is higher and higher, and near zero emission of the automobile is basically realized at present. At present, the truck basically uses fossil energy as a main power source, the design requirement of the truck has energy-saving consciousness in consideration of the non-renewable property of the energy, the light weight of the whole truck is required, the economical efficiency of the whole truck is good, the dynamic property is good, and the development cost factor is considered. At present, the cargo vehicle gradually develops towards the direction of using an engine with large displacement, high horsepower, high emission and low energy consumption, the power of the engine is enhanced, the emission is tightened, the heat dissipation capacity of the engine which needs to be taken away by cooling liquid is directly increased, and the requirement that the whole vehicle needs to be matched with a larger radiator is met. However, in consideration of development cost, although the engine of some vehicle types is changed greatly, the boundary of the whole vehicle, such as a cab of the whole vehicle, which affects the matching of the cooling system is not changed, which generates a state of the engine, in which the layout space of the cooling system of the small whole vehicle needs to match the requirement of large heat dissipation capacity. Based on the above requirement, the conventional cooling system device cannot meet the requirement, and a new cooling system device is needed to meet the requirement, in which the main cooling element of the cooling system is a fan besides the radiator, and since the radiator cannot be enlarged, i.e. the fan scheme needs to be considered, the addition of the auxiliary cooling fan is a design scheme which has less change and can meet the requirement. However, the fan is a power consumption element, and the increase of the fan can increase the power consumption of the engine and influence the dynamic property of the whole vehicle. After the fan continuously works, when the engine coolant does not need to be cooled, the fan also participates in cooling, so that the water temperature is too low, and the optimal performance of the engine is not facilitated, therefore, the new cooling device needs to realize control so as to realize the related control of the fan and the water temperature. In the control method determination, a power consumption part air conditioning system, a water pump and the like associated with the cooling system can be synchronously considered to realize optimal combined configuration and integration, and if multipurpose integration can be realized, the optimal design is realized. Under the condition that the cooling system device meets the requirement of cooling performance, accurate control is required to be realized so as to realize the optimal dynamic property and economical efficiency of the whole vehicle.
Disclosure of Invention
The utility model aims at solving the engine heat dissipation for the vehicle and greatly, nevertheless whole car arranges the space compactly, and under radiator heat radiating area received the condition of restriction, in order to satisfy vehicle development demand and a cooling device who discloses, consider the vehicle to the requirement of energy-conservation, carried out accurate control to each component of this cooling device to realize best economic nature, provided corresponding control method simultaneously.
Cargo vehicle cooling device adopt following technical scheme to realize: a cargo vehicle cooling device is characterized in that a condenser, an intercooler, a radiator and a main fan system are sequentially arranged in the cooling device from front to back according to the advancing direction of a vehicle; the auxiliary fan assembly is arranged in front of the condenser; the water inlet of the engine assembly is connected with the radiator through the water pump, and the water outlet of the engine assembly is connected with the radiator through the thermostat to form a heat dissipation circulating pipeline; the device also comprises a controller assembly; a water temperature sensor for detecting the temperature of coolant in the engine is arranged on the engine assembly; the auxiliary fan assembly, the main fan system, the water pump and the thermostat are connected with the controller assembly and controlled by the controller assembly to act; the signal output end of the water temperature sensor is connected with the controller assembly.
Furthermore, the water pump can be a common mechanical water pump or an electric control water pump, and variable flow control is realized. The thermostat can be a common constant temperature thermostat or an electronic thermostat controlled by variable temperature.
Furthermore, the auxiliary cooling fan assembly mainly refers to an upper auxiliary fan assembly and a lower auxiliary fan assembly, the upper auxiliary fan assembly and the lower auxiliary fan assembly have the same structure, and the upper auxiliary fan assembly and the lower auxiliary fan assembly mainly comprise two fans, a wind collecting cover, a mounting hole and a wiring harness interface. The fan is installed on the wind-collecting cover, and the wind-collecting cover four corners position is provided with the auxiliary cooling fan assembly of mounting hole and passes through the mounting hole and install on intercooler or frame. The control lines of the two fans are integrated into a wiring harness interface, and the wiring harness interface is connected with the controller assembly to achieve control over the working state of the auxiliary cooling fan assembly.
Adopt cargo vehicle cooling device can realize following control method: when the vehicle works, the water temperature of the engine is detected to rise to a certain value through the water temperature sensor, the controller assembly firstly carries out full-open temperature control on the thermostat, after the thermostat is completely opened, the water temperature rises continuously and reaches a set value, water pump control is carried out, when the water pump reaches the maximum, main fan system control is carried out, after the main fan system reaches the highest rotating speed, the water temperature rises continuously, then upper auxiliary fan assembly control is carried out, the first fan of the upper auxiliary fan assembly is preferentially carried out, the water temperature rises continuously, and then the rest fans are sequentially started along with the continuous rising of the water temperature until all fans of the upper auxiliary fan assembly are started; if the water temperature continues to rise, implementing one fan control of the lower auxiliary fan assembly, and if the water temperature continues to rise, sequentially implementing the remaining fan control of the lower auxiliary fan assembly; when the water temperature drops, the control is carried out in reverse according to the control logic.
Furthermore, an air conditioner pressure switch and an air conditioner switch on the automobile are connected with the controller assembly, and when the controller assembly controls the fan to work according to the water temperature signal, the air conditioner pressure signal fed back by the air conditioner pressure switch and the air conditioner opening signal fed back by the air conditioner switch need to be considered simultaneously; when the air conditioner is started or the pressure change of the air conditioner is large to a set value, the main control fan and the auxiliary fan assembly need to be involved; when the pressure change of the air conditioner is smaller than a set value or the air conditioner is closed, the main control fan and the auxiliary fan assembly need to be withdrawn.
The upper auxiliary fan assembly can be shared with an independent air conditioner vehicle type for cooling the condenser. When the independent air conditioner works, the controller assembly controls the working state of the upper auxiliary fan assembly according to the air conditioner pressure switch and a signal fed back by the air conditioner switch.
Through the utility model relates to a cargo vehicle cooling device and control method's application can solve the heat dissipation problem that matches big heat dissipation capacity engine, little radiator arrangement space motorcycle type, through the utility model discloses a control method can effectively solve the energy consumption problem, avoids the coolant temperature too high or low excessively, realizes optimal control, and the fan does not need the time of work, and the stop work reduces fan power consumption, increases whole car power, reduces whole car oil consumption. The vehicle satisfies the user demand, promotes whole car quality, increases user's use satisfaction.
Drawings
Fig. 1 is a general assembly diagram of a cargo vehicle cooling device of the present invention.
Fig. 2 is a schematic diagram of the wiring and control of the cargo vehicle cooling device of the present invention.
Fig. 3 is an assembly diagram of an auxiliary cooling fan of the cargo vehicle cooling device of the present invention.
In fig. 1 and 2: 1-intercooler, 2-condenser, 3-upper auxiliary fan assembly, 4-lower auxiliary fan assembly, 5-air conditioner pressure switch, 6-air conditioner switch, 7-main suspension, 8-auxiliary suspension, 9-radiator, 10-air protection cover, 11-air protection ring, 12-main fan system, 13-water pump, 14-thermostat, 15-water temperature sensor, 16-rotation speed sensor, 17-controller assembly, 18-wiring and 19-engine assembly.
In fig. 3: 31-fan A, 32-fan B, 33-air collecting cover, 34-mounting hole and 35-wiring harness interface.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in fig. 1, the cooling device for a cargo vehicle includes an intercooler 1, a condenser 2, an upper auxiliary fan assembly 3, a lower auxiliary fan assembly 4, an air conditioning pressure switch 5, an air conditioning switch 6, a main suspension 7, an auxiliary suspension 8, a radiator 9, a wind shield 10, a wind shield 11, a main fan system 12, a water pump 13, a thermostat 14, a water temperature sensor 15, a rotation speed sensor 16, a controller assembly 17, a connection wire 18, and an engine assembly 19. The upper auxiliary fan assembly 3, the lower auxiliary fan assembly 4, and the main fan system 12 are used to cool the radiator 9, the intercooler 1, and the condenser 2.
The intercooler 1 and the wind shield cover 10 are connected with the radiator 9 through a support, bolts and the like, the condenser 2 is connected with the intercooler 1 through bolts and the like, and the upper auxiliary fan assembly 3 and the lower auxiliary fan assembly 4 are mounted in front of the condenser 2 and the intercooler 1 through supports (the vehicle advancing direction is the front direction) and keep a certain space distance with the intercooler 1 and the condenser 2. The intercooler 1, the condenser 2, the upper auxiliary fan assembly 3, the lower auxiliary fan assembly 4, the radiator 9 and the fan guard 10 form a module, and the module is installed on a whole vehicle frame through the main suspension 7 and the auxiliary suspension 8. The main suspension 7 and the auxiliary suspension 8 may be connected to a radiator 9 or to the intercooler 1. The main suspension 7 and the auxiliary suspension 8 are arranged on both sides of the radiator 9, and are generally symmetrically arranged.
The arrangement relations of the intercooler 1, the condenser 2, the upper auxiliary fan assembly 3, the lower auxiliary fan assembly 4, the radiator 9, the air protecting cover 10, the air protecting ring 11 and the main fan system 12 are as follows from front to back (the advancing direction of the vehicle is front): upper auxiliary fan assembly 3 → lower auxiliary fan assembly 4 (lower auxiliary fan assembly 4 is located below upper auxiliary fan assembly 3) → condenser 2 → intercooler 1 → radiator 9 → main fan system 12.
An air conditioning pressure switch 5 and an air conditioning switch 6 are associated with the condenser 2, the air conditioning pressure switch 5 is installed on an air conditioning pipeline connected with the condenser 2, and the air conditioning switch is installed inside the cab at a position convenient for a driver to operate.
The shroud 11, main fan system 12, water pump 13, thermostat 14, water temperature sensor 15, and speed sensor 16 are typically integrated with an engine assembly 19. The wind-protecting ring 11 is associated with the fan structure of the main fan system 12, and some fans may not have the wind-protecting ring 11, and the fan is directly matched with the wind-protecting cover 10. The water pump 13 of the engine assembly 19 is provided with an engine water inlet, the thermostat 14 is provided with an engine water outlet, a water inlet and a water outlet of the engine assembly 19 are connected with a water outlet of the radiator 9 through a pipeline, the water pump 13 drives cooling liquid to circulate between the engine 19 and the radiator 9, and the water pump 13 can be a common mechanical water pump or an electric control water pump to realize variable flow control. The thermostat 14 controls whether the coolant circulates inside or outside the engine, and the thermostat 14 may be a common constant temperature thermostat or an electronic thermostat controlled by variable temperature. The water temperature sensor 15 feeds back the temperature of the coolant inside the engine to the controller assembly 17, and the controller assembly 17 receives signals and controls the working states of relevant components. The rotational speed sensor 16 feeds back the engine speed signal in the utility model discloses in, rotational speed sensor 16's main effect is whether the feedback engine is the starting condition.
The wiring 18 connects the upper auxiliary fan assembly 3, the lower auxiliary fan assembly 4, the air-conditioning pressure switch 5, the air-conditioning switch 6, the main fan system 12, the water pump 13, the thermostat 14, the water temperature sensor 15 and the rotating speed sensor 16 with the controller assembly 17.
As shown in fig. 2, a schematic diagram of a control method of a cargo vehicle cooling device will be described with reference to fig. 1. Controller assembly 17 does the utility model discloses a core spare part, controller assembly 17 receive the temperature signal of the 15 feedbacks of temperature sensor, the air conditioner pressure signal of 5 feedbacks of air conditioner pressure switch, the air conditioner of 6 feedbacks of air conditioner switch whether open the signal. The controller assembly 17 controls the working states of the upper auxiliary fan assembly 3, the lower auxiliary fan assembly 4, the main fan system 12, the water pump 13 and the thermostat 14 according to the received water temperature signal fed back by the water temperature sensor 15, the air conditioning pressure signal fed back by the air conditioning pressure switch 5 and the air conditioning on/off signal fed back by the air conditioning switch 6.
The specific control method comprises the following steps:
when the vehicle works, the water temperature of the engine rises, the water temperature sensor 15 feeds back a water temperature signal of the engine to the controller assembly 17, the controller assembly 17 controls the working states of the main fan system 12, the water pump 13, the thermostat 14, the upper auxiliary fan assembly 3 and the lower auxiliary fan assembly 4 according to the set control logic according to the water temperature signal, and if the water pump 13 and the thermostat 14 are non-electronic controllable elements, the water pump is not in the control range of the control method. The specific control is as follows: the water temperature is increased, firstly, the thermostat 14 is fully opened for temperature control, when the thermostat 14 is fully opened, the water temperature is continuously increased to reach a set value, the water pump 13 is controlled, when the water pump 13 reaches the maximum, the main fan system 12 is controlled, the fan speed of the main fan system 12 is increased along with the increase of the water temperature, when the water pump 13 reaches the maximum speed, the water temperature is continuously increased, the upper auxiliary fan assembly 3 is controlled, one fan of the upper auxiliary fan assembly 3 is preferentially implemented, the water temperature is continuously increased, the other fan of the upper auxiliary fan assembly 3 is implemented, the water temperature is continuously increased, one fan of the lower auxiliary fan assembly 4 is implemented, the water temperature is continuously increased, when the water temperature is reduced, the control is carried out according to the control logic, namely, as the water temperature is reduced, the control is firstly started from the lower auxiliary fan assembly 4, the operation of the upper fan is stopped one by one, then the upper auxiliary fan assembly 3 is started until the fans of the upper auxiliary fan assembly are all stopped, and then the main fan system, the water pump and the thermostat are controlled in sequence along with the reduction of the water temperature. The rotating speed of the fan can be controlled by stepless speed regulation or stepped speed regulation.
In the above control process, it is necessary to consider both the air conditioner pressure signal fed back by the air conditioner pressure switch 5 and the air conditioner on signal fed back by the air conditioner switch 6. After the air conditioner is started, the controlled element needs to be inserted in advance, when the air pressure regulating force changes greatly, the controlled element needs to be inserted in advance, and when the air pressure regulating force changes little, the controlled element needs to be withdrawn in advance.
The upper auxiliary fan assembly 3 is installed in front of the condenser 2, and the upper auxiliary fan assembly 3 may be shared with an independent air conditioner model for cooling the condenser 2. When the independent air conditioner works, the controller assembly 17 controls the working state of the upper auxiliary fan assembly 3 according to signals fed back by the air conditioner pressure switch 5 and the air conditioner switch 6.
The above control method and logic can be adjusted according to specific situations, as long as the controller assembly 17 controls the method of controlling the working states of the upper auxiliary fan assembly 3, the lower auxiliary fan assembly 4, the main fan system 12, the water pump 13 and the thermostat 14 according to the received water temperature signal fed back by the water temperature sensor 15, the air conditioning pressure signal fed back by the air conditioning pressure switch 5 and the air conditioning opening signal fed back by the air conditioning switch 6, which belong to the protection scope of the present invention.
As shown in fig. 3, an auxiliary cooling fan assembly of the control method of the cargo vehicle cooling device is shown, and referring to fig. 1, the auxiliary cooling fan assembly mainly refers to an upper auxiliary fan assembly 3 and a lower auxiliary fan assembly 4, and the upper auxiliary fan assembly 3 and the lower auxiliary fan assembly 4 have the same structure, and mainly include a fan a31, a fan B32, a wind-collecting cover 33, a mounting hole 34, and a harness interface 35. The fan A31 and the fan B32 are mounted on the air collecting cover 33, mounting holes 34 are formed in four corners of the air collecting cover 33, and the auxiliary cooling fan assembly is mounted on the intercooler or the frame through the mounting holes 34. The fan A31 and the fan B32 are respectively provided with control wiring, the two control wiring are integrated into a wiring harness interface 35, and the wiring harness interface 35 is connected with the controller assembly 17. And the working state control of the auxiliary cooling fan assembly is realized.
Claims (10)
1. A cargo vehicle cooling device comprises a condenser (2), an intercooler (1), a radiator (9) and a main fan system (12) from front to back in sequence according to the advancing direction of a vehicle, wherein the condenser is arranged at the front of the cooling device; the device is characterized by also comprising an auxiliary fan assembly arranged in front of the condenser (2); a water inlet of the engine assembly (19) is connected with the radiator (9) through a water pump (13), and a water outlet of the engine assembly (19) is connected with the radiator (9) through a thermostat (14) to form a heat dissipation circulating pipeline; also includes a controller assembly (17); a water temperature sensor (15) for detecting the temperature of coolant in the engine is arranged on the engine assembly (19); the auxiliary fan assembly, the main fan system (12), the water pump (13) and the thermostat (14) are connected with the controller assembly (17) and controlled by the controller assembly (17) to act; the signal output end of the water temperature sensor (15) is connected with a controller assembly (17).
2. The cargo vehicle cooling device according to claim 1, wherein the auxiliary fan assembly includes an upper auxiliary fan assembly (3) and a lower auxiliary fan assembly (4) arranged one above the other; the upper auxiliary fan assembly (3) and the lower auxiliary fan assembly (4) are arranged in front of the condenser (2) and the intercooler (1) through supports, and keep a certain space distance with the intercooler (1) and the condenser (2).
3. The cargo vehicle cooling device according to claim 2, wherein two or more fans are provided to the up/down auxiliary fan assembly; the fan is an air suction fan or an air blowing fan, and the form is not limited; the fan rotating speeds of the upper auxiliary fan assembly (3), the lower auxiliary fan assembly (4) and the main fan system (12) are controlled by stepless speed regulation or stepped speed regulation.
4. A cargo vehicle cooling device according to claim 3, wherein: the upper/lower auxiliary fan assembly comprises a fan A (31), a fan B (32), a wind collecting cover (33), a mounting hole (34) and a wiring harness interface (35); the fan A (31) and the fan B (32) are installed on the air collecting cover (33), the air collecting cover (33) is provided with an installation hole (34), the fan A (31) and the fan B (32) are respectively provided with control wiring, and the two control wiring are integrated into a wiring harness interface (35) or are separately arranged.
5. The cargo vehicle cooling device according to any one of claims 1 to 4, wherein: the water pump (13) is a common mechanical water pump or an electric control water pump, so that variable flow control is realized; the thermostat (14) is a common constant temperature thermostat or a variable temperature controlled electronic thermostat.
6. The cargo vehicle cooling device according to any one of claims 1 to 4, wherein: a wind shield (10) is arranged between the main fan system (12) and the radiator (9).
7. The cargo vehicle cooling device according to claim 6, wherein: an air protection ring (11) is arranged between the main fan system (12) and the air protection cover (10).
8. The cargo vehicle cooling device according to any one of claims 1 to 4, wherein: a rotating speed sensor (16) is also arranged on the engine assembly; the signal output end of the rotating speed sensor (16) is connected with a controller assembly (17).
9. The cargo vehicle cooling device according to any one of claims 1 to 4, wherein: an air-conditioning pressure switch (5) and an air-conditioning switch (6) on the automobile are both connected with a controller assembly (17).
10. The cargo vehicle cooling device according to claim 8, wherein: an air-conditioning pressure switch (5) and an air-conditioning switch (6) on the automobile are both connected with a controller assembly (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020649416.7U CN212177272U (en) | 2020-04-26 | 2020-04-26 | Cargo vehicle cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020649416.7U CN212177272U (en) | 2020-04-26 | 2020-04-26 | Cargo vehicle cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212177272U true CN212177272U (en) | 2020-12-18 |
Family
ID=73767135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020649416.7U Withdrawn - After Issue CN212177272U (en) | 2020-04-26 | 2020-04-26 | Cargo vehicle cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212177272U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322148A (en) * | 2020-04-26 | 2020-06-23 | 大运汽车股份有限公司 | Cargo vehicle cooling device and control method thereof |
-
2020
- 2020-04-26 CN CN202020649416.7U patent/CN212177272U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322148A (en) * | 2020-04-26 | 2020-06-23 | 大运汽车股份有限公司 | Cargo vehicle cooling device and control method thereof |
| CN111322148B (en) * | 2020-04-26 | 2024-07-05 | 大运汽车股份有限公司 | Cargo vehicle cooling device and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20201218 Effective date of abandoning: 20240705 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20201218 Effective date of abandoning: 20240705 |