CN202708021U - Gearbox cooling device, power system and vehicle - Google Patents
Gearbox cooling device, power system and vehicle Download PDFInfo
- Publication number
- CN202708021U CN202708021U CN 201220215516 CN201220215516U CN202708021U CN 202708021 U CN202708021 U CN 202708021U CN 201220215516 CN201220215516 CN 201220215516 CN 201220215516 U CN201220215516 U CN 201220215516U CN 202708021 U CN202708021 U CN 202708021U
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- Prior art keywords
- gearbox
- cooling
- hydraulic pump
- oil hydraulic
- power system
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Abstract
The utility model provides a gearbox cooling device, a power system and a vehicle. The gearbox cooling device includes a cooling box body used for receiving cooling medium; a hydraulic press pump provided an inlet communicated with the cooling box body; a cooling channel arranged in the gearbox body provided with a first port communicated with an outlet of the hydraulic pressure pump and a second port communicated with the cooling box body through a radiator; and a drive device arranged outside a gearbox body and connected with the hydraulic pressure pump. According to the utility model, by arranging the hydraulic pressure pump outside the gearbox body, the structure of a gear box is simplified, and the gear box can be installed and dismounted conveniently.
Description
Technical field
The utility model relates to the engineering vehicle field, refers to especially a kind of gearbox cooling unit, power system and vehicle.
Background technique
Heavy gearbox is the important component part of vehicle, has the effect of transmitting output torque.During operation, the moment of torsion that heavy gearbox transmits is larger, and the heat of generation is more, and the heat of generation is likely to accumulate in the lubricant oil, and oil temperature is raise, and viscosity descends.The reduction of lubricating oil viscosity can increase the wearing and tearing between the gear, reduces the working life of gear.In addition, oil temperature raises and also can cause the problems such as oil deterioration, sealing material inefficacy.So, need to cool off heavy gearbox, make it be lower than operation (being generally 120 ℃) under the uniform temperature.
At present, the type of cooling of gearbox generally adopts air-cooled, by the built-in oil pump of gearbox lubricating pump is gone out casing first, by air-cooled radiator lubricant oil is cooled off again, and cooled lubricant oil flows in the gearbox by back of pipeline.In above-mentioned cooling procedure, because lubricating oil viscosity is large, so the resistance when flowing is larger, affect radiating effect in pipeline.
The model utility content
The utility model is intended to propose a kind of gearbox cooling unit, to solve the problem in the existing type of cooling that the lubricating pump outlet is external, that radiating effect is relatively poor.The utility model also proposes a kind of vehicle that has the power system of this gearbox cooling unit and have this power system.
On the one hand, the utility model provides a kind of gearbox cooling unit, comprising: the cooling box that is used for holding cooling medium; Oil hydraulic pump, its entrance is connected with cooling box; Be arranged at the cooling pipe in the gearbox, its first port is connected with the hydraulic pressure delivery side of pump, and the second port is connected with cooling box by radiator; Be arranged at the outer drive unit of gear box, be connected with oil hydraulic pump.
Further, in above-mentioned gearbox cooling unit, cooling pipe comprises hydraulic tube, and the outer surface of hydraulic tube is provided with endothermic plate.
Further, in above-mentioned gearbox cooling unit, cooling medium is anti-freeze cooling liquid.
Further, in above-mentioned gearbox cooling unit, the first port and second port of cooling pipe are connected with respectively pipe joint, and pipe joint is connected on the gear box.
Further, in above-mentioned gearbox cooling unit, drive unit is arranged on outside the gear box.
Further, in above-mentioned gearbox cooling unit, drive unit is the gearbox power take-off, and oil hydraulic pump is connected with power take-off; Or drive unit is motor, and the hydraulic pressure Pump and Electromotor is connected.
The utility model does not need the lubricating pump outlet externally in cooling procedure, and the type of cooling is simple, and cooling effectiveness is higher.
On the other hand, the utility model provides a kind of power system, comprises motor, is connected in gearbox and the entire car controller of motor; Be provided with above-mentioned any cooling unit on the gearbox.
Further, motor is diesel engine, and cooling box is connected with the swelling water tank of diesel engine.
Further, be provided with temperature measuring unit in the gearbox, entire car controller is connected with temperature measuring unit, is used for gathering the temperature signal value in the gearbox; And entire car controller also is used for closing oil hydraulic pump in temperature signal value during less than predefined value, opens oil hydraulic pump during greater than predefined value.
Another aspect, the utility model provide a kind of vehicle, are provided with above-mentioned any power system.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the utility model gearbox cooling unit embodiment's structural representation;
Fig. 2 is the another embodiment's of the utility model gearbox cooling unit structural representation;
Fig. 3 is among the utility model gearbox cooling unit embodiment, the structural representation of cooling pipe;
Fig. 4 is among the utility model power system embodiment, the connection diagram of swelling water tank and cooling box;
Fig. 5 is among the utility model power system embodiment, the control block diagram of oil hydraulic pump;
Fig. 6 is among the another embodiment of the utility model power system, the control block diagram of oil hydraulic pump.
Among the figure: 1, gearbox, 2, power take-off, 3, oil hydraulic pump, 4, cooling box, 5, cooling pipe, 51, hydraulic tube, 52, endothermic plate, 53, pipe joint, the 6, first pipeline, 7, second pipe, 8, radiator, 9, swelling water tank.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, technological scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment, in the situation that do not conflict, embodiment and the feature among the embodiment among the application can make up mutually, describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
On the one hand, the utility model discloses a kind of gearbox cooling unit, specific embodiment now is described in detail as follows referring to Fig. 1, Fig. 2 or Fig. 3:
Embodiment one:
Referring to Fig. 1, Fig. 3, there is shown the preferred embodiment of gearbox cooling unit, as shown in the figure, the present embodiment comprises at least be used to the cooling box 4 that holds cooling medium, oil hydraulic pump 3, is used for driving the drive unit of oil hydraulic pump 3 and is arranged at cooling pipe 5 in the gearbox 1.Should be appreciated that in conjunction with prior art operated by rotary motion has power take-off 2 on the gearbox 1, adopt power take-off 2 as drive unit in the present embodiment.
As can be seen from Figure 1, oil hydraulic pump 3 is connected with power take-off 2, and power take-off 2 drives oil hydraulic pump 3 and rotates.The entrance of oil hydraulic pump 3 is connected with cooling box 4 by the first pipeline 6; The first port of cooling pipe 5 is connected with the outlet of oil hydraulic pump 3, and the second port is connected with cooling box 4 by second pipe 7, and radiator 8 is connected on the second pipe 7.During work, the cooling medium in the cooling box 4 enters cooling pipe 5 heat of gearbox 1 is taken away after pressurizeing through oil hydraulic pump 3, through being back in the cooling box 4 after radiator 8 heat radiations, so far finishes a circulation again.
The present embodiment does not need lubricating pump is gone out casing in cooling procedure, and the type of cooling is simple.And oil hydraulic pump is arranged on outside the gear box, has simplified the structure of gearbox, mounts and dismounts all more convenient.In addition, the present embodiment drives oil hydraulic pump by power take-off and rotates, and does not need drive unit additionally is set, and has saved the energy, and is especially for the special car of non-motor as power source, more practical.In addition, when gearbox is in low temperature environment and need cool off, can pass through power take-off valve, close oil hydraulic pump, effectively energy-conservation.
Preferably, referring to Fig. 3, cooling pipe 5 comprises hydraulic tube 51, and the outer wall of hydraulic tube 51 is provided with endothermic plate 52, and endothermic plate 52 can effectively increase heat absorption area, improves heat transfer efficiency.
During implementation, can be at the first port and the second port difference mounting pipe joint 53 of cooling pipe 5, pipe joint 53 is installed on the casing of gearbox 1, two pipe joints 53 are connected with radiator 8 with oil hydraulic pump 3 by pipeline respectively, and the setting of pipe joint 53 makes cooling pipe 5 make things convenient for installing/dismounting.During implementation, cooling pipe 5 can be hydraulic tubing independently, also it can be cast on the casing of gearbox 1, and concrete arrangement can be selected according to actual needs, and the utility model is not done restriction to it.Because the limited space in the gearbox 1, so cooling pipe 5 can bend when implementing.
During implementation, cooling medium can be any cooling liquid commonly used, but anti-freeze cooling liquid is preferred.People from related domain should be appreciated that the main component of anti-freeze cooling liquid is water, because the viscosity of water is little, flow resistance is oily little more a lot of than gearbox gear, and high with the wind-heat exchange efficiency, can improve widely radiating efficiency.
During implementation, radiator 8 can be arranged on the windward side in motor the place ahead, strengthens radiating effect.
Embodiment two:
Referring to Fig. 2, the present embodiment and embodiment's one structure is basic identical, and difference only is: drive unit is different.As can be seen from Figure 2, select motor 10 to drive oil hydraulic pump 3 in the present embodiment, motor 10 is connected with oil hydraulic pump 3, and motor 10 and oil hydraulic pump 3 are installed in outside the casing of gearbox 1, during implementation, can be installed in any position that comprises the chassis.
Other structures of the present embodiment are identical with embodiment one, and concrete structure gets final product with reference to above-mentioned explanation, and the utility model does not repeat them here.
For the utility model, need to be described as follows 2 points:
1) drive unit can be arranged on outside the gear box, also can be arranged in the gear box, and two kinds of drive units that above-described embodiment one and embodiment two provide are the outer mode of casing that is arranged on.In fact, in conjunction with prior art, also a protective gear can be set in gear box, motor is put in the inner.
2) only provided power take-off and two kinds of driving mode of motor among embodiment one and the embodiment two, in fact, any other driving mode commonly used all can realize the purpose of this utility model, enumerates no longer one by one at this.
On the other hand, the utility model discloses a kind of power system, comprise motor, be connected in gearbox and the entire car controller of motor, be provided with cooling unit on the gearbox.Wherein, the concrete structure of cooling unit gets final product with reference to above-mentioned explanation, and the utility model does not repeat them here.Because cooling unit has above-mentioned effect, also has identical technique effect so have the power system of this cooling unit.
Preferably, be provided with temperature measuring unit in gearbox, entire car controller is connected with temperature measuring unit, be used for to gather the temperature signal value in the gearbox, and, close oil hydraulic pump in temperature signal value during less than predefined value, open oil hydraulic pump during greater than predefined value.During implementation, temperature measuring unit can be selected temperature transducer.Generally speaking, the temperature signal that temperature transducer gathers will be through the processing of signal amplification module, actual specific than the time, be that temperature signal and predefined value after amplifying are compared.Referring to Fig. 5, Fig. 6, during implementation, entire car controller can be realized corresponding operating to oil hydraulic pump by the switch of control power take-off or motor.The present embodiment can open or close oil hydraulic pump according to the true temperature in the gearbox, compares with the existing type of cooling, effectively energy saving.
Preferably, as shown in Figure 4, motor is diesel engine, generally speaking, be provided with swelling water tank 9 on the diesel engine, the present embodiment is communicated with cooling box 4 and swelling water tank 9 at certain altitude, and two systems were independent of each other when this kind mode had both guaranteed that the cooling liquid level reduces, when guaranteeing water filling again, can once fill with two water tanks.
Another aspect, the utility model also provide a kind of vehicle, are provided with above-mentioned any power system on it.Wherein, vehicle comprises engineering machinery and heavy truck etc.
Because power system has above-mentioned effect, also has identical technique effect so have the vehicle of this power system, the utility model does not repeat them here.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. a gearbox cooling unit is characterized in that, comprising:
Be used for holding the cooling box (4) of cooling medium;
Oil hydraulic pump (3), its entrance is connected with described cooling box (4);
Be arranged at the cooling pipe (5) in the described gearbox, its first port is connected with the outlet of described oil hydraulic pump (3), and the second port is connected with described cooling box (4) by radiator (8);
Drive unit is connected with described oil hydraulic pump (3).
2. gearbox cooling unit according to claim 1 is characterized in that,
Described cooling pipe (5) comprises hydraulic tube (51), and the outer surface of described hydraulic tube (51) is provided with endothermic plate (52).
3. gearbox cooling unit according to claim 2 is characterized in that, described cooling medium is anti-freeze cooling liquid.
4. gearbox cooling unit according to claim 1 is characterized in that, the first port of described cooling pipe (5) and the second port all are connected with pipe joint (53), and described pipe joint (53) is connected on the gear box.
5. gearbox cooling unit according to claim 1 is characterized in that, described drive unit is arranged on outside the described gear box.
6. each described gearbox cooling unit is characterized in that according to claim 1-5,
Described drive unit is gearbox power take-off (2), and described oil hydraulic pump (3) is connected with described power take-off (2); Or
Described drive unit is motor (10), and described oil hydraulic pump (3) is connected with described motor (10).
7. power system comprises motor, is connected in gearbox and the entire car controller of described motor; It is characterized in that, be provided with each described cooling unit among the claim 1-4 on the described gearbox.
8. power system according to claim 7 is characterized in that,
Described motor is diesel engine, and described cooling box (4) is connected with the swelling water tank (9) of described diesel engine.
9. power system according to claim 8 is characterized in that,
Be provided with temperature measuring unit in the described gearbox, described entire car controller is connected with described temperature measuring unit, is used for gathering the temperature signal value in the described gearbox; And
Described entire car controller also is used for closing described oil hydraulic pump (3) in described temperature signal value during less than predefined value, opens described oil hydraulic pump (3) during greater than described predefined value.
10. a vehicle is characterized in that, is provided with each described power system among the claim 6-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220215516 CN202708021U (en) | 2012-05-07 | 2012-05-07 | Gearbox cooling device, power system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220215516 CN202708021U (en) | 2012-05-07 | 2012-05-07 | Gearbox cooling device, power system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202708021U true CN202708021U (en) | 2013-01-30 |
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ID=47588327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220215516 Expired - Fee Related CN202708021U (en) | 2012-05-07 | 2012-05-07 | Gearbox cooling device, power system and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202708021U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889472A (en) * | 2016-06-16 | 2016-08-24 | 安徽省含山县皖中减速机械有限公司 | Speed reducer shell rapidly achieving shock absorption and heat dissipation |
| CN105889465A (en) * | 2016-06-16 | 2016-08-24 | 安徽省含山县皖中减速机械有限公司 | Speed reducer shell capable of achieving stable heat dissipation and collision prevention |
| CN106438964A (en) * | 2016-11-16 | 2017-02-22 | 常州耐强传动机械有限公司 | Independent cooling system of speed reducer |
-
2012
- 2012-05-07 CN CN 201220215516 patent/CN202708021U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889472A (en) * | 2016-06-16 | 2016-08-24 | 安徽省含山县皖中减速机械有限公司 | Speed reducer shell rapidly achieving shock absorption and heat dissipation |
| CN105889465A (en) * | 2016-06-16 | 2016-08-24 | 安徽省含山县皖中减速机械有限公司 | Speed reducer shell capable of achieving stable heat dissipation and collision prevention |
| CN105889465B (en) * | 2016-06-16 | 2018-05-25 | 安徽省含山县皖中减速机械有限公司 | A kind of stable heat dissipation and the decelerator shell of anticollision |
| CN106438964A (en) * | 2016-11-16 | 2017-02-22 | 常州耐强传动机械有限公司 | Independent cooling system of speed reducer |
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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 |
Granted publication date: 20130130 Termination date: 20150507 |
|
| EXPY | Termination of patent right or utility model |