CN202081952U - Engine cooling system with hydraulic automatic speed changer - Google Patents
Engine cooling system with hydraulic automatic speed changer Download PDFInfo
- Publication number
- CN202081952U CN202081952U CN2011201720887U CN201120172088U CN202081952U CN 202081952 U CN202081952 U CN 202081952U CN 2011201720887 U CN2011201720887 U CN 2011201720887U CN 201120172088 U CN201120172088 U CN 201120172088U CN 202081952 U CN202081952 U CN 202081952U
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- engine
- cooling system
- automatic transmission
- hydraulic automatic
- circulation loop
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Abstract
The utility model provides an engine cooling system with a hydraulic automatic speed changer, comprising an engine cooling device provided with a cooling liquid circulating loop and a hydraulic automatic speed changer cooling device provided with an oil circulating loop and an oil cooler, wherein the oil cooler is connected in the cooling liquid circulating loop in series; and a part of the oil circulating loop is arranged in the oil cooler. In the engine cooling system, when cooling liquid passes through the inner part of the oil cooler, the cooling for hydraulic oil in the oil circulating loop can be simultaneously carried out, so that most structures such as an expansion water tank and the like of the cooling device independently designed for cooling the hydraulic oil in the traditional engine cooling system are omitted, not only is the structure simple, but also the occupied space is reduced, and simultaneously the layout is easier.
Description
Technical field
The utility model relates to a kind of engine-cooling system, especially a kind of engine-cooling system that has hydraulic automatic transmission.
Background technique
The function of engine cooling apparatus is that the part heat of heating part is in time distributed, and makes each associated components obtain the cooling of appropriateness, thereby makes motor remain on work in the optimum temperature range.Engine cooling apparatus comprises coolant jacket, liquid circulation pipeline that is arranged on the motor and the swelling water tank that is used to install additional cooling liquid.Water pump is installed on the coolant jacket, and the liquid entering hole of water pump is the liquid entering hole of coolant jacket, and coolant jacket is provided with two liquid outlets: first liquid outlet and second liquid outlet, contiguous two liquid outlet positions are provided with thermostat on the coolant jacket.Thermostat is motor a kind of temperature controlling device commonly used, during normal temperature for closing second liquid outlet and opening the first liquid outlet state; When cooling liquid reaches certain setting temperature, for example 70-80 ℃ the time, thermostat is for opening second liquid outlet and cutting out the first liquid outlet state.The liquid circulation pipeline comprises that second circulation loop that two ends are communicated in respectively between the coolant jacket liquid entering hole and second liquid outlet (is commonly called as the short circle loop, to call the short circle loop in the following text) and two ends be communicated in first circulation loop (being commonly called as the major cycle pipeline) between second liquid outlet and the short circle loop respectively to call the major cycle loop in the following text.On the major cycle pipeline radiator is installed.Major cycle pipeline and a part of short circle loop form the major cycle loop jointly.
The motor proper functioning is in a temperature range, and when motor was started working, because of coolant temperature does not reach the suitable operating temperature lower limit of motor, water pump drove cooling liquid and circulates in the short circle loop.The main purpose of this process is to make engine coolant be warming up to suitable operating temperature rapidly, thereby guarantees the reliable operation of motor; Prescribe a time limit when coolant temperature reaches on the suitable operating temperature of motor, water pump drives cooling liquid from circulating the major cycle loop.The main purpose of this process is to the engine coolant cooling, and it is remained in the suitable operating temperature range, thereby guarantees the reliable operation of motor.
When vehicle uses hydraulic automatic transmission, hydraulic oil in the hydraulic automatic transmission is in high pressure conditions, and temperature rise is bigger, and is the same with motor, hydraulic fluid temperature also will keep within the specific limits could reliably working, and the too low or too high hydraulic automatic transmission that all causes easily of temperature breaks down.Traditional hydraulic automatic transmission cooling unit is an independently cooling system, comprises oil pump, the oil circuit piping that is communicated with oil pump that is built in hydraulic automatic transmission, the oil cooler that is used for cold oil circulation loop hydraulic oil, and swelling water tank etc.Therefore, traditional hydraulic automatic transmission cooling system structure complexity, it is big to take up space, difficult arrangement.
The model utility content
The purpose of this utility model is to solve the existing engine-cooling system complex structure that has a hydraulic automatic transmission, technical problem big, difficult arrangement takes up space.
For achieving the above object, the utility model adopts following technological scheme:
The engine-cooling system that has hydraulic automatic transmission of the present utility model, comprise engine cooling apparatus that is provided with the liquid circulation loop and the hydraulic automatic transmission cooling unit that is provided with oily circulation loop and oil cooler, wherein said oil cooler is serially connected in the described liquid circulation loop, and the part of described oily circulation loop places described oil cooler.
Described liquid circulation loop comprises: first circulation loop and second circulation loop, described oil cooler are serially connected in the total pipeline of described first circulation loop and described second circulation loop.
Described oil cooler comprises: housing and connecting tube, housing have liquid entering hole and liquid outlet, are connected with described liquid circulation loop respectively; Connecting tube is arranged in the described housing, and the two end part of described connecting tube stretch out described housing, respectively with described oily circulation loop in in-line be connected with fuel-displaced pipeline.
Described connecting tube is tubulose or coil-like in the shape of a spiral.
Described engine-cooling system also comprises: radiator and electronic fan, radiator are arranged in described first circulation loop; Electronic fan is used to cool off described radiator.
Described engine-cooling system also comprises: wind scooper, and it has entry end and outlet end, and described outlet end is connected in described radiator, and described entry end connects the air side of described electronic fan.
Described engine-cooling system also comprises: be communicated with tracheae respectively between the swelling water tank, itself and described radiator and motor cooling jacket, and be communicated with liquid-feeding tube between the described liquid circulation loop.
The mounting point of described swelling water tank is higher than the mounting point of the miscellaneous part in the described engine-cooling system that has a hydraulic automatic transmission, and the perpendicular distance between the top end of the bottom end of described swelling water tank and described radiator is greater than 50 millimeters.
Described wind scooper is cone barrel type.
Described swelling water tank is provided with level meter; Described swelling water tank inner bottom part is provided with liquid level sensor.
As shown from the above technical solution, advantage and the good effect that has the engine-cooling system of hydraulic automatic transmission of the present utility model is: in the utility model, because the oil cooler in the hydraulic automatic transmission cooling unit is serially connected in the liquid circulation loop in the engine cooling apparatus, when cooling liquid is passed by oil cooler inside, can cool off the hydraulic oil in the oily circulation loop simultaneously.So just saved in traditional engine-cooling system, most of structure of the cooling unit of independent design in order to cool off hydraulic oil, for example swelling water tank etc. is not only simple in structure, and has reduced to take up room, and layout is also than being easier to simultaneously.
With reference to the accompanying drawing description of a preferred embodiment, above-mentioned and other purpose of the present utility model, feature and advantage will be more obvious by following.
Description of drawings
Fig. 1 is the structural representation that has the engine-cooling system of hydraulic automatic transmission of the present utility model;
Fig. 2 is the structural representation of the oil cooler in the engine-cooling system that has a hydraulic automatic transmission of the present utility model;
Fig. 3 is the structural representation of the radiator in the engine-cooling system that has a hydraulic automatic transmission of the present utility model;
Fig. 4 is the structural representation of the swelling water tank in the engine-cooling system that has a hydraulic automatic transmission of the present utility model.
Embodiment
To describe specific embodiment of the utility model in detail below.Should be noted that the embodiments described herein only is used to illustrate, be not limited to the utility model.
As depicted in figs. 1 and 2, the cooling unit of hydraulic automatic transmission 8 comprises oil pump, oil circuit piping and the oil cooler 5 that is used to provide circulation power.Wherein oil cooler 5 comprises housing 50 with liquid entering hole 51 and liquid outlet 52 and the connecting tube 53 that is arranged in the housing 50, and housing 50 is all stretched out at the two ends of connecting tube 53, is respectively filler opening 531 and oil outlet 532.In order to increase heat exchange area, connecting tube 53 can be designed to helix or coil-like.Housing 50 is a cylindrical shape, and certainly housing 50 is not limited to drum, and it can also be other Any shape such as hollow hexahedron, as long as can carrying liquid, oil cooler also be not limited to above-mentioned concrete structure.Oil circuit piping comprises that an end is communicated in hydraulic automatic transmission 8, and the other end is communicated in the fuel-displaced pipeline 54 of the filler opening 531 of oil cooler, and an end is communicated in hydraulic automatic transmission 8, and the other end is communicated in the in-line 55 of the oil outlet 532 of oil cooler.Thereby, formed the oily circulation loop of hydraulic oil by hydraulic automatic transmission 8, fuel-displaced pipeline 54, oil cooler 5 and in-line 55.
As shown in Figure 1, engine cooling apparatus comprises coolant jacket, liquid circulation pipeline, radiator 2, wind scooper 16 (see figure 3)s that are arranged on the motor and the swelling water tank 6 that is used to install additional cooling liquid.Water pump is installed on the coolant jacket, and the liquid entering hole of water pump is the liquid entering hole 31 of coolant jacket, also is provided with two liquid outlets on the coolant jacket: first liquid outlet 32 and second liquid outlet 33.Contiguous first liquid outlet 32 and second liquid outlet, 33 positions are equipped with thermostat 4 on the coolant jacket.Thermostat 4 is in during normal temperature and cuts out first liquid outlet 32 and open second liquid outlet, 33 states for motor a kind of temperature controlling device commonly used; When cooling liquid reaches certain setting temperature, for example change into 70-80 ℃ the time and close second liquid outlet 33 and open first liquid outlet, 32 states.
The liquid circulation pipeline of engine cooling apparatus comprises first circulation loop (to call the major cycle loop in the following text) and second circulation loop (to call the short circle loop in the following text).
The short circle loop comprises the first short circle pipeline 41 and the second short circle pipeline 42.One end of the first short circle pipeline 41 is communicated with coolant jacket liquid entering hole 31, and the other end is communicated with first interface of three-way union 11; One end of the second short circle pipeline 42 is communicated with second liquid outlet 33 of coolant jacket, and the other end is communicated with first interface of three-way union 7.Second interface of three-way union 11 and second interface of three-way union 7 are communicated with the liquid entering hole 51 and the liquid outlet 52 of oil cooler 5 respectively, thereby the oil cooler in the cooling unit of hydraulic automatic transmission 85 is concatenated in the shared pipeline in the short circle loop of engine cooling apparatus and major cycle loop.
The major cycle loop comprises first circulation loop 43, second largest circulation loop 44 and radiator 2.One end of wherein first circulation loop 43 is communicated in first liquid outlet 32 of motor cooling jacket, the other end is communicated in the liquid entering hole of radiator 2, one end of second largest circulation loop 44 is communicated in the liquid outlet of radiator 2, and the other end is communicated with the 3rd interface of three-way union 7.
In the utility model, use a plurality of hoop (not shown)s location on each pipeline, and use clamp 8 fastening, prevent leakage in the end of each pipeline.
Motor 1 proper functioning is in a temperature range, and when motor 1 was started working, because of coolant temperature does not reach motor 1 suitable operating temperature lower limit, thermostat 2 was for cutting out first liquid outlet 32 and opening second liquid outlet, 33 states.Water pump drives cooling liquid and flows out from motor 1 coolant jacket second liquid outlet 33 states, successively through the second short circle pipeline 42, three-way union 7, oil cooler 5, three-way union 11, the first short circle pipeline 41, flow back into motor cooling jacket by coolant jacket liquid entering hole 31 at last, this cyclic process is without radiator 4, and this is a short circle loop works process.In this working procedure, the hydraulic oil in cooling liquid in the motor 1 and the hydraulic automatic transmission 8 is warming up to suitable operating temperature rapidly simultaneously synchronously, thereby has guaranteed the reliable operation of motor 1 and hydraulic automatic transmission 8.
Prescribe a time limit when coolant temperature reaches on the motor 1 suitable operating temperature, thermostat 2 is for cutting out second liquid outlet 33 and opening first liquid outlet, 32 states.Water pump drives cooling liquid and flows out from motor 1 coolant jacket first liquid outlet 32, flow through successively first circulation loop 43, radiator 4, second largest circulation loop 44, three-way union 7, oil cooler 5, three-way union 11, the first short circle pipeline 41, flow back into coolant jacket liquid entering hole 31 at last, this is a major cycle loop works process.In this working procedure, the hydraulic oil in cooling liquid in the motor 1 and the hydraulic automatic transmission 8 reduces synchronously simultaneously and remains in the temperature range of suitable work, thereby has guaranteed the reliable operation of motor 1 and hydraulic automatic transmission 8.
In above-mentioned major cycle working procedure and short circle working procedure, the cooling liquid oil cooler 5 of all flowing through has guaranteed that motor 1 and hydraulic automatic transmission 8 heat up or the synchronism of cooling.Thereby make service behaviour reliable more, stable.In order further to strengthen the cooling effect of hydraulic oil, can make the flow direction of hydraulic oil in connecting tube 53 opposite with the flow direction of cooling liquid in oil cooler 5.The cooling effect of hydraulic automatic transmission 8 can be adjusted by volume that changes oil cooler 5 and the surface area that changes connecting tube 53.
As shown in Figure 3, the radiator 2 in the utility model adopts existing structure, comprises the some heat dissipating pipes that are arranged in parallel, and be provided with radiating fin that radiator 2 has liquid entering hole, liquid outlet and air outlet.Radiator 2 bottoms are installed on the vehicle frame 21 by two groups of fastening pieces, and every group of fastening piece comprises a hex head bolt 22, two cushions 19 and hexagon nuts 20.Radiator 2 tip portion are connected with pull bar 17, and the other end of pull bar 17 is fixed on the pull bar fixed support 18 by two cushions 19 and a hexagon nut 20, and pull bar fixed support 18 is welded on the appropriate location of vehicle frame 21.By wind scooper 16 electronic fan 14 is installed on the radiator 2.Electronic fan 14 adopts can be by the axial fan of the existing structure of electronic controller controls running.
As shown in Figure 1 and Figure 4, swelling water tank 6 is a casing, has two suction ports 23, liquid outlet 24, relief opening 25 and filling opening 27, and swelling water tank 6 inner bottom parts are provided with the liquid level sensor (not shown).Be communicated with liquid-feeding tube 9 between the liquid outlet 24 of swelling water tank 6 and the 3rd interface of three-way union 11.Be communicated with tracheae 61,62 between swelling water tank 6 and radiator 2, the motor cooling jacket respectively.The bubble that is mingled with in the high-temp liquid in the radiator 2 enters swelling water tank 6 by tracheae 62, enters atmosphere by relief opening 25.Bubble in the motor cooling jacket enters swelling water tank 6 by tracheae 61, enters atmosphere by relief opening 25.Cooling liquid in swelling water tank 6 is reduced to the following liquid level height (being approximately 1/3 place of swelling water tank 6 total measurement (volume)s) that level meter 26 is demarcated, and need add the last liquid level height that new cooling liquid is demarcated to level meter 26 to swelling water tank 6.When cooling liquid was reduced to the bottom of swelling water tank 6, the liquid level sensor that is installed in swelling water tank 6 inner bottom parts sent alarm signal to the driver, need add cooling liquid to remind the driver.
Swelling water tank 6 is installed in the peak of whole cooling system, the mounting point that is swelling water tank is higher than the mounting point of the miscellaneous part (as radiator, hydraulic automatic transmission etc.) in the engine-cooling system that has hydraulic automatic transmission, and should be convenient to observe.The vertical interval of swelling water tank 6 bottom ends and radiator 2 top ends should be greater than 50 millimeters.In the utility model, if swelling water tank 6 is not set, then can pass through other modes, as being set on the radiator 2, outlet pipe or outlet valve get rid of bubble, liquid-feeding tube etc. is installed in the liquid circulation pipeline, is at this moment needed to make regular check on the amount of the cooling liquid that circulates in the cooling unit.
The engine-cooling system that has hydraulic automatic transmission of the present utility model can adopt existing electronic controller controls to move automatically.
Though described the utility model with reference to several exemplary embodiments, should be appreciated that used term is explanation and exemplary and nonrestrictive term.The spirit or the essence that do not break away from model utility because the utility model can specifically be implemented in a variety of forms, so be to be understood that, the foregoing description is not limited to any aforesaid details, and should be in the spirit and scope that claim limited of enclosing explain widely, therefore fall into whole variations in claim or its equivalent scope and remodeling and all should be the claim of enclosing and contain.
Claims (10)
1. engine-cooling system that has hydraulic automatic transmission, comprise engine cooling apparatus that is provided with the liquid circulation loop and the hydraulic automatic transmission cooling unit that is provided with oily circulation loop and oil cooler, it is characterized in that, described oil cooler is serially connected in the described liquid circulation loop, and the part of described oily circulation loop places described oil cooler.
2. the engine-cooling system that has hydraulic automatic transmission as claimed in claim 1 is characterized in that, described liquid circulation loop comprises:
First circulation loop;
Second circulation loop, described oil cooler are serially connected in the total pipeline of described first circulation loop and described second circulation loop.
3. the engine-cooling system that has hydraulic automatic transmission as claimed in claim 1 is characterized in that, described oil cooler comprises:
Housing has liquid entering hole and liquid outlet, is connected with described liquid circulation loop respectively;
Connecting tube is arranged in the described housing, and the two end part of described connecting tube stretch out described housing, respectively with described oily circulation loop in in-line be connected with fuel-displaced pipeline.
4. the engine-cooling system that has hydraulic automatic transmission as claimed in claim 3 is characterized in that described connecting tube is tubulose or coil-like in the shape of a spiral.
5. the engine-cooling system that has hydraulic automatic transmission as claimed in claim 2 is characterized in that, described engine-cooling system also comprises:
Radiator is arranged in described first circulation loop;
Electronic fan is used to cool off described radiator.
6. the engine-cooling system that has hydraulic automatic transmission as claimed in claim 5 is characterized in that, described engine-cooling system also comprises:
Wind scooper, it has entry end and outlet end, and described outlet end is connected in described radiator, and described entry end connects the air side of described electronic fan.
7. the engine-cooling system that has hydraulic automatic transmission as claimed in claim 5 is characterized in that, described engine-cooling system also comprises:
Be communicated with tracheae respectively between the swelling water tank, itself and described radiator and motor cooling jacket, and be communicated with liquid-feeding tube between the described liquid circulation loop.
8. the engine-cooling system that has hydraulic automatic transmission as claimed in claim 7, it is characterized in that, the mounting point of described swelling water tank is higher than the mounting point of the miscellaneous part in the described engine-cooling system that has a hydraulic automatic transmission, and the perpendicular distance between the top end of the bottom end of described swelling water tank and described radiator is greater than 50 millimeters.
9. the engine-cooling system that has hydraulic automatic transmission as claimed in claim 6 is characterized in that described wind scooper is cone barrel type.
10. the engine-cooling system that has hydraulic automatic transmission as claimed in claim 7 is characterized in that described swelling water tank is provided with level meter; Described swelling water tank inner bottom part is provided with liquid level sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201720887U CN202081952U (en) | 2011-05-26 | 2011-05-26 | Engine cooling system with hydraulic automatic speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201720887U CN202081952U (en) | 2011-05-26 | 2011-05-26 | Engine cooling system with hydraulic automatic speed changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202081952U true CN202081952U (en) | 2011-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201720887U Expired - Fee Related CN202081952U (en) | 2011-05-26 | 2011-05-26 | Engine cooling system with hydraulic automatic speed changer |
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| Country | Link |
|---|---|
| CN (1) | CN202081952U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103867281A (en) * | 2012-12-17 | 2014-06-18 | 现代自动车株式会社 | Engine cooling system for vehicle and control method of the same |
| CN104373193A (en) * | 2014-11-19 | 2015-02-25 | 力帆实业(集团)股份有限公司 | Automobile cooling system with expansion kettle liquid level alarm reminding |
| CN106931149A (en) * | 2017-05-03 | 2017-07-07 | 北京长安汽车工程技术研究有限责任公司 | A kind of oil temperature adjusting means of speed changer |
| CN107035507A (en) * | 2017-04-24 | 2017-08-11 | 安徽江淮汽车集团股份有限公司 | Automotive thermal tube manages system and method |
| CN107191582A (en) * | 2017-07-26 | 2017-09-22 | 徐州徐工矿山机械有限公司 | Articulated truck gear box oil cooling and energy conserving independent driving system |
-
2011
- 2011-05-26 CN CN2011201720887U patent/CN202081952U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103867281A (en) * | 2012-12-17 | 2014-06-18 | 现代自动车株式会社 | Engine cooling system for vehicle and control method of the same |
| CN104373193A (en) * | 2014-11-19 | 2015-02-25 | 力帆实业(集团)股份有限公司 | Automobile cooling system with expansion kettle liquid level alarm reminding |
| CN107035507A (en) * | 2017-04-24 | 2017-08-11 | 安徽江淮汽车集团股份有限公司 | Automotive thermal tube manages system and method |
| CN106931149A (en) * | 2017-05-03 | 2017-07-07 | 北京长安汽车工程技术研究有限责任公司 | A kind of oil temperature adjusting means of speed changer |
| CN107191582A (en) * | 2017-07-26 | 2017-09-22 | 徐州徐工矿山机械有限公司 | Articulated truck gear box oil cooling and energy conserving independent driving system |
| CN107191582B (en) * | 2017-07-26 | 2024-01-30 | 徐州徐工矿业机械有限公司 | Oil cooling energy-saving independent driving system for gearbox of articulated dump truck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20170526 |