CN221257189U - Electric control fan of water-cooled diesel engine - Google Patents
Electric control fan of water-cooled diesel engine Download PDFInfo
- Publication number
- CN221257189U CN221257189U CN202323231656.8U CN202323231656U CN221257189U CN 221257189 U CN221257189 U CN 221257189U CN 202323231656 U CN202323231656 U CN 202323231656U CN 221257189 U CN221257189 U CN 221257189U
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- Prior art keywords
- fan
- silicone oil
- oil clutch
- diesel engine
- cooled diesel
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- 229920002545 silicone oil Polymers 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 5
- 239000004677 Nylon Substances 0.000 claims abstract description 5
- 239000003365 glass fiber Substances 0.000 claims abstract description 5
- 229920001778 nylon Polymers 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 230000033228 biological regulation Effects 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 abstract description 4
- 239000000956 alloy Substances 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000003562 lightweight material Substances 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000000110 cooling liquid Substances 0.000 description 7
- 230000009471 action Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The utility model belongs to the technical field of water-cooled diesel engines, and particularly relates to an electric control type fan of a water-cooled diesel engine. Through fan actuating mechanism and the control coupling mechanism that set up, effectual wind speed, the weight to the automatically controlled fan are controlled, through the inside solenoid valve of automatically controlled silicone oil clutch of setting up according to the information control cooling fan's of engine each position temperature sensor information provided. The electronic control regulation reaction is accurate and rapid, the system noise is reduced, the energy consumption is remarkably improved compared with the similar temperature sensing products, the weight of the fan blade made of the glass fiber reinforced nylon and the silicone oil clutch made of the aluminum alloy material is reduced on the premise of ensuring the performance of the fan, the light weight target of the engine is further realized by optimizing the structural design and using the light weight material, and the electronic control regulation system is simple to operate and convenient to use.
Description
Technical Field
The utility model belongs to the technical field of water-cooled diesel engines, and particularly relates to an electric control fan of a water-cooled diesel engine.
Background
The cooling system of the water-cooled diesel engine mainly comprises a water pump, a cylinder body, a radiator, an intercooler, a thermostat, a fan and the like, when the engine is started, the temperature of cooling liquid is low, the valve of the thermostat is closed, the cooling liquid pumped into the water jacket of the cylinder body by the water pump flows back to the radiator from the overflow pipe, and the cooling liquid is in small circulation; when the temperature of the cooling liquid is higher than a set value, the thermostat is opened, the cooling liquid flows into the radiator from the water outlet of the engine, and the cooling liquid exchanges heat with air through the blades of the radiator to reduce the water temperature and flows back to the water pump for recirculation. The cooling fan works to force the air around the radiator blades to flow, so that the radiator is forced to cool down, the purpose of controlling the temperature of the cooling liquid is achieved, and the cooling water heat dissipation capacity required by the normal operation of the whole water-cooled diesel engine is ensured to be sufficient.
In the prior art, a water-cooled diesel engine fan is generally installed through a bolt fixing connecting disc, the connecting disc is large in size and heavy in weight, the bolt moment needs to be checked one by using a moment wrench, meanwhile, the fan is heavy in weight, the requirement on the strength of an installation structure is high, the application limitation is caused, the wind speed and the weight of the fan cannot be effectively controlled, and therefore, the design of an electric control fan of the water-cooled diesel engine is needed to solve the problems.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model discloses an electric control fan of a water-cooled diesel engine.
The utility model realizes the above purpose through the following technical scheme:
An electric control fan of a water-cooled diesel engine comprises a driving shaft, wherein one end of the driving shaft is provided with a control connecting mechanism, and the other end of the driving shaft is provided with a fan executing mechanism.
The fan executing mechanism comprises a fan blade bearing ring arranged at one end of the driving shaft, the outer surface of the fan blade bearing ring is provided with fan blades, one side of the fan blade bearing ring is provided with a sealing limiting assembly, the other side of the fan blade bearing ring is provided with a connecting plate, the other side of the connecting plate is provided with a silicone oil clutch assembly, and a mounting bolt is arranged between the silicone oil clutch assembly and the fan blades.
Preferably, the control connection mechanism comprises a connection main shaft arranged at the other end of the driving shaft, an outer hexagonal connection nut is arranged at the other end of the connection main shaft, an inner thread is arranged on the inner side of the outer hexagonal connection nut, an electromagnetic assembly is arranged on the outer surface of the driving shaft, a connection flexible wire is arranged on one side of the electromagnetic assembly, and a control valve is arranged at the other end of the connection flexible wire.
Preferably, the silicone oil clutch assembly comprises a silicone oil clutch support plate arranged on one side of the connecting plate, a silicone oil clutch is arranged on one side of the silicone oil clutch support plate, the silicone oil clutch is made of aluminum alloy, and an electromagnetic valve is arranged inside the silicone oil clutch.
Preferably, the external diameter of the fan blade is 620mm, the fan blade material is glass fiber reinforced nylon, and the mounting bolts are six M8 multiplied by 20 bolts.
Preferably, the electromagnetic assembly comprises an electromagnetic coil arranged on the outer surface of the driving shaft, one side of the electromagnetic coil is provided with a wire harness loop bar, and the other end of the wire harness loop bar is provided with a first electromagnetic connector.
Preferably, the electromagnetic coil is mounted on the connecting spindle by means of a bearing, the axial position of which is fixed, and the coil does not rotate with the spindle when the silicone oil clutch is in operation.
The beneficial effects are that:
The utility model discloses an electric control fan of a water-cooled diesel engine, which effectively controls the wind speed and the weight of the electric control fan through a fan executing mechanism and a control connecting mechanism, and controls the rotating speed of a cooling fan according to information provided by temperature sensors at all parts of the engine through an electromagnetic valve in an electric control silicone oil clutch. The electronic control regulation reaction is accurate and rapid, the system noise is reduced, the energy consumption is remarkably improved compared with the similar temperature sensing products, the weight of the fan blade made of the glass fiber reinforced nylon and the silicone oil clutch made of the aluminum alloy material is reduced on the premise of ensuring the performance of the fan, the light weight target of the engine is further realized by optimizing the structural design and using the light weight material, and the electronic control regulation system is simple to operate and convenient to use.
Drawings
FIG. 1 is a schematic illustration of an isometric shaft configuration of the present utility model;
FIG. 2 is a schematic elevational view of the present utility model;
FIG. 3 is a first structural schematic of the present utility model;
FIG. 4 is a second schematic structural view of the present utility model;
fig. 5 is a schematic structural view of a silicone oil clutch assembly of the present utility model.
In the figure: 1. a drive shaft;
2. controlling the connecting mechanism; 201. connecting a main shaft; 202. an outer hexagonal connection nut; 203. an internal thread; 204. an electromagnetic coil; 205. a harness loop bar; 2051. a first electromagnetic connector; 206. a connection cord; 2061. a control valve;
3. a fan actuator; 301. a fan blade bearing ring; 302. a fan blade; 303. a limiting top ring; 304. a seal ring; 305. a connecting plate; 306. a silicone oil clutch support plate; 307. a silicone oil clutch; 308. and (5) installing a bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-5, one embodiment provided by the present utility model is: an electric control fan of a water-cooled diesel engine comprises a driving shaft 1, wherein one end of the driving shaft 1 is provided with a control connecting mechanism 2, and the other end of the driving shaft 1 is provided with a fan executing mechanism 3.
In this embodiment: the control connection mechanism 2 comprises a connection main shaft 201 arranged at the other end of the driving shaft 1, an outer hexagonal connection nut 202 is arranged at the other end of the connection main shaft 201, an inner thread 203 is arranged on the inner side of the outer hexagonal connection nut 202, an electromagnetic assembly is arranged on the outer surface of the driving shaft 1, a connection flexible wire 206 is arranged on one side of the electromagnetic assembly, and a control valve 2061 is arranged at the other end of the connection flexible wire 206. The electromagnetic assembly includes an electromagnetic coil 204 provided on the outer surface of the drive shaft 1, a harness sleeve 205 is provided on one side of the electromagnetic coil 204, and a first electromagnetic connector 2051 is provided on the other end of the harness sleeve 205. The electromagnetic coil 204 is mounted on the connecting spindle 201 by means of bearings, the axial position of which is fixed, and the coil does not rotate with the shaft when the silicone oil clutch 307 is operated.
In this embodiment: the fan executing mechanism 3 comprises a fan blade bearing ring 301 arranged at one end of the driving shaft 1, fan blades 302 are arranged on the outer surface of the fan blade bearing ring 301, a sealing limiting assembly is arranged on one side of the fan blade bearing ring 301, a connecting plate 305 is arranged on the other side of the fan blade bearing ring 301, a silicone oil clutch assembly is arranged on the other side of the connecting plate 305, and a mounting bolt 308 is arranged between the silicone oil clutch assembly and the fan blades 302. The silicone oil clutch assembly comprises a silicone oil clutch support plate 306 arranged on one side of a connecting plate 305, a silicone oil clutch 307 is arranged on one side of the silicone oil clutch support plate 306, the silicone oil clutch 307 is made of aluminum alloy, and an electromagnetic valve is arranged inside the silicone oil clutch 307. The outer diameter of the fan blade 302 is 620mm, the fan blade 302 is made of glass fiber reinforced nylon, and the mounting bolts 308 are six M8 x 20 bolts. The sealing limit assembly comprises a sealing ring 304 arranged on one side of the fan blade bearing ring 301, and a limit top ring 303 is arranged on one side of the sealing ring 304. The electric control fan blade rotates anticlockwise, and the air flow direction faces the inner side of the fan. The electric control silicone oil clutch fan is input into a coil of an electric control valve through a PWM signal, and the opening degree of a control rod of the valve is controlled, so that the silicone oil quantity entering a clutch working cavity and the fan rotating speed are controlled. The PWM signal is output by the ECU of the engine according to the parameters such as the water temperature signal of the engine, the air conditioner switch signal, the air temperature signal and the like, the fan rotating speed is controlled by controlling the duty ratio, and the duty ratio is changed between 0 and 100 percent, so that the more accurate and ideal stepless speed change can be realized. The electric control mechanism of the electrically controlled silicone oil fan clutch 307 mainly consists of a coil, a control valve rod, and the like. The electromagnetic coil is arranged on the connecting main shaft through a bearing, the axial position is fixed, the coil does not rotate along with the shaft when the silicone oil clutch works, when the coil is electrified, the control valve rod is pressed on the oil outlet under the action of electromagnetic force, the clutch is in a disengaging state, silicone oil in the working cavity is discharged from the oil return hole, the oil quantity in the working cavity is reduced, and the rotating speed of the output shaft is reduced; when the electromagnet is not electrified, the control valve rod moves in a direction away from the coil under the action of the elasticity of the control valve rod, the oil outlet is opened, the clutch is in an engaged state, silicone oil enters the working cavity from the oil storage cavity through the oil outlet, the oil quantity in the working cavity is increased, and the rotating speed of the output shaft is increased.
Working principle: when the clutch is used, the driving shaft 1 is used for installing and fixing a fan at the power shaft end of an engine through the internal thread 203 arranged on the inner side of the outer hexagonal connecting nut 202, the end inputs the rotating speed according to the transmission speed ratio of the fan in the working process of the diesel engine, PWM signals of the electric control fan are input into a coil of the electric control valve, and the opening degree of a control rod of the valve is controlled, so that the silicone oil quantity entering a working cavity of the clutch and the rotating speed of the fan are controlled. The PWM signal is output by determining the fan rotating speed according to parameters such as an engine water temperature signal, an air conditioner switching signal, an air temperature signal and the like by an engine controller ECU, and the fan rotating speed is controlled by controlling the duty ratio.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. An electrically controlled fan of a water-cooled diesel engine, which is characterized in that: the fan control device comprises a driving shaft (1), wherein one end of the driving shaft (1) is provided with a control connecting mechanism (2), and the other end of the driving shaft (1) is provided with a fan executing mechanism (3);
The fan executing mechanism (3) comprises a fan blade bearing ring (301) arranged at one end of the driving shaft (1), fan blades (302) are arranged on the outer surface of the fan blade bearing ring (301), a sealing limiting assembly is arranged on one side of the fan blade bearing ring (301), a connecting plate (305) is arranged on the other side of the fan blade bearing ring (301), a silicone oil clutch assembly is arranged on the other side of the connecting plate (305), and a mounting bolt (308) is arranged between the silicone oil clutch assembly and the fan blades (302).
2. The electrically controlled fan of a water cooled diesel engine as in claim 1, wherein: the control connecting mechanism (2) comprises a connecting main shaft (201) arranged at the other end of the driving shaft (1), an outer hexagonal connecting nut (202) is arranged at the other end of the connecting main shaft (201), an inner thread (203) is arranged on the inner side of the outer hexagonal connecting nut (202), an electromagnetic assembly is arranged on the outer surface of the driving shaft (1), a connecting flexible wire (206) is arranged on one side of the electromagnetic assembly, and a control valve (2061) is arranged at the other end of the connecting flexible wire (206).
3. The electrically controlled fan of a water cooled diesel engine as in claim 1, wherein: the silicone oil clutch assembly comprises a silicone oil clutch support plate (306) arranged on one side of the connecting plate (305), a silicone oil clutch (307) is arranged on one side of the silicone oil clutch support plate (306), the silicone oil clutch (307) is made of aluminum alloy, and an electromagnetic valve is arranged inside the silicone oil clutch (307).
4. The electrically controlled fan of a water cooled diesel engine as in claim 1, wherein: the external diameter of the fan blade (302) is 620mm, the fan blade (302) is made of glass fiber reinforced nylon, and the mounting bolts (308) are six M8 multiplied by 20 bolts.
5. The electrically controlled fan of a water cooled diesel engine as in claim 2, wherein: the electromagnetic assembly comprises an electromagnetic coil (204) arranged on the outer surface of the driving shaft (1), a wire harness loop bar (205) is arranged on one side of the electromagnetic coil (204), and a first electromagnetic connector (2051) is arranged at the other end of the wire harness loop bar (205).
6. The electrically controlled fan of a water cooled diesel engine as in claim 5, wherein: the electromagnetic coil (204) is arranged on the connecting main shaft (201) through a bearing, the axial position is fixed, and the coil does not rotate along with the shaft when the silicone oil clutch (307) works.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323231656.8U CN221257189U (en) | 2023-11-29 | 2023-11-29 | Electric control fan of water-cooled diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323231656.8U CN221257189U (en) | 2023-11-29 | 2023-11-29 | Electric control fan of water-cooled diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221257189U true CN221257189U (en) | 2024-07-02 |
Family
ID=91661044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323231656.8U Active CN221257189U (en) | 2023-11-29 | 2023-11-29 | Electric control fan of water-cooled diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221257189U (en) |
-
2023
- 2023-11-29 CN CN202323231656.8U patent/CN221257189U/en active Active
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