CN103277498A - Tractor, oil cooling device for tractor and oil circulating cooling method for tractor - Google Patents
Tractor, oil cooling device for tractor and oil circulating cooling method for tractor Download PDFInfo
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- CN103277498A CN103277498A CN2013101448400A CN201310144840A CN103277498A CN 103277498 A CN103277498 A CN 103277498A CN 2013101448400 A CN2013101448400 A CN 2013101448400A CN 201310144840 A CN201310144840 A CN 201310144840A CN 103277498 A CN103277498 A CN 103277498A
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- cooling
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- tractor
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Abstract
The invention discloses a tractor, an oil cooler for the tractor and an oil circulating cooling method for the tractor. An oil cooling device comprises the oil cooler, a gearbox oil cooling assembly and a hydraulic lifting oil cooling assembly, wherein the oil cooler comprises a circulating oil chamber and a radiating part which is used for carrying out heat dissipation on the circulating oil chamber. The oil cooling device is characterized in that the circulating oil chamber comprises a first circulating oil chamber and a second circulating oil chamber, the first circulating oil chamber and the second circulating oil chamber are mutually independent, the first circulating oil chamber is communicated with the hydraulic lifting oil cooling assembly in a circulating mode, and the second circulating oil chamber is communicated with the gearbox oil cooling assembly in a circulating mode. According to the tractor, the oil cooling device for the tractor and the oil circulating cooling method for the tractor, the oil cooler comprises the two independent circulating oil chambers, so that a gearbox system and a hydraulic lifting system of the tractor are mutually independent in oil consumption, and cleanliness of hydraulic oil is improved. Due to the facts that the oil cooler is provided with the radiating part in a built-in mode, and is independent in heat dissipation, the effect of heat dissipation is good.
Description
Technical field
The present invention relates to a kind of tractor, specifically, relate to a kind of large power wheel tractor oil cooler and a kind of oily circulating cooling method.
Background technique
At present, fraction horsepower gear box of tractor, hydraulic lifting system generally rely on gearbox, the cooling of lifter self housing in the domestic tractor of China, though and have only the minority big-powered tractor to have external circulation heat radiation cooling system, as shown in Figure 1, Fig. 1 is prior art tractor oil cooling unit, and wherein, oil cooler 7 is arranged in engine water radiator 1 front end of motor 2, rely on engine water radiator 1 fan belt to walk heat, radiating effect is poor.Tractor is owing to tractor cab 3 visual field reason hoods are narrower in addition, engine water radiator 1 width with highly all be restricted, also cause 1 air draught of engine water radiator to be obstructed, do not cause oil cooler 7 radiating effects good and cause fault.
Summary of the invention
The objective of the invention is the problem at existing no posture or full posture large power wheel tractor transmission system and hydraulic lifting system type of cooling deficiency, provide a kind of structural configuration flexibly, the tractor oil cooling unit of good cooling results, and provide a kind of tractor recycle oil cooling means.
To achieve these goals, the invention provides a kind of oil cooler, be used for tractor, comprise: oil cooler, gear box oil cooling package and hydraulic pressure lift oil cooling be assembly but, described oil cooler comprises the circulation oil pocket and is the radiating piece of described recycle oil cavity radiating, it is characterized in that, described circulation oil pocket comprises the first separate circulation oil pocket and the second circulation oil pocket, the described first circulation oil pocket and described hydraulic pressure lift oil cooling but component loops are communicated with, and the described second circulation oil pocket is communicated with described gear box oil cooling package circulation.
Above-mentioned oil cooler, wherein, described oil cooler places the rear side of the tractor cab of described tractor.
Above-mentioned oil cooler, wherein, the motor that described radiating piece comprises radiation fan and drives described radiation fan.
Above-mentioned oil cooler, wherein, described hydraulic pressure lift oil cooling but assembly comprises hydraulic oil container, first oil hydraulic pump, distributor, hydraulic pressure output multi-way valve and the hydraulic jack that connects successively.
Above-mentioned oil cooler, wherein, described gear box oil cooling package comprises gearbox, the second hydraulic pump drive part and second oil hydraulic pump that connects successively.
Above-mentioned oil cooler, wherein, the described second hydraulic pump drive part is gearbox power take-off or transmission case.
The present invention also provides a kind of tractor, comprises oil cooler, and described oil cooler is above-mentioned oil cooler.
The present invention also provides a kind of tractor oil circulating cooling method, but the hydraulic oil in the assembly and the lubricant oil in the gear box oil cooling package cool off to the hydraulic pressure lift oil cooling by oil cooler, described oil cooler comprises the first separate circulation oil pocket and the second circulation oil pocket, when described hydraulic oil is cooled off, described hydraulic oil by described hydraulic pressure lift oil cooling but assembly be circulated to the described first circulation oil pocket, after cooling, described hydraulic oil loops back but assembly of described hydraulic pressure lift oil cooling by the described first circulation oil pocket;
When described lubricant oil was cooled off, described lubricant oil was circulated to the described second circulation oil pocket by described gear box oil cooling package, and after cooling, described lubricant oil loops back described gear box oil cooling package by the described second circulation oil pocket.
Above-mentioned oily circulating cooling method, wherein, described hydraulic pressure lift oil cooling but assembly comprises hydraulic oil container, first oil hydraulic pump, distributor, hydraulic pressure output multi-way valve and hydraulic jack, described first oil hydraulic pump with described hydraulic oil by sucking-off in the described hydraulic oil container, described hydraulic oil is flowed through behind described hydraulic pressure output multi-way valve, described distributor and the described hydraulic lift(ing) cylinder successively, be circulated to the described first circulation oil pocket, after cooling, described hydraulic oil loops back described hydraulic oil container by the described first circulation oil pocket.
Above-mentioned oily circulating cooling method, wherein, described gear box oil cooling package comprises gearbox, the second hydraulic pump drive part and second oil hydraulic pump, described gearbox drives the described second hydraulic pump drive part, the described second hydraulic pump drive part drives described second oil hydraulic pump, described lubricant oil is transported to the described second circulation oil pocket, and after cooling, described lubricant oil loops back described gearbox by the described second circulation oil pocket.
Beneficial functional of the present invention is, adopt tractor of the present invention, tractor oil cooling unit and tractor recycle oil cooling means, oil cooler divides two oil pockets that independently circulate, and makes gear box of tractor system, hydraulic lifting system with oil phase mutually independently, has improved the turbidity test of hydraulic oil.Oil cooler carries radiating piece, independent heat radiation, has avoided on the traditional sense oil cooler being positioned over engine water radiator front and has relied on the engine blower cooling.The oil cooler postposition, structural configuration is flexible, transmission system, the lubricated good cooling results of hydraulic lifting system, the while is also improved the radiating effect of engine water radiator.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is existing tractor and oil cooler schematic representation thereof;
Fig. 2 is the but schematic representation of assembly of hydraulic pressure lift oil cooling of tractor of the present invention;
Fig. 3 is the gear box oil cooling package schematic representation of tractor of the present invention;
Fig. 4 is the oil cooler skeleton diagram of tractor of the present invention.
Wherein, reference character
100 tractors
1 engine water radiator
2 motors
3 tractor cabs
40 hydraulic pressure lift oil coolings are assembly but
41 hydraulic oil containers
42 first oil hydraulic pumps
43 pipelines and annex
44 distributors
45 hydraulic pressure output multi-way valve
46 hydraulic lift(ing) cylinders
50 gear box oil cooling packages
51 gearboxes
52 second hydraulic pump drive parts
53 second oil hydraulic pumps
54 pipelines and annex
70 oil coolers
71 circulation oil pockets
711 first circulation oil pockets
712 second circulation oil pockets
72 radiating pieces
Embodiment
Below in conjunction with the drawings and specific embodiments technical solution of the present invention being described in detail, further understanding purpose of the present invention, scheme and effect, but is not the restriction as claims protection domain of the present invention.
Consult Fig. 2 and Fig. 3, Fig. 2 is the but schematic representation of assembly of hydraulic pressure lift oil cooling of tractor of the present invention, and Fig. 3 is the gear box oil cooling package schematic representation of tractor of the present invention.Tractor 100 comprises engine water radiator 1, motor 2, tractor cab 3.Wherein motor 2 places the front portion of tractor 100, and engine water radiator 1 places motor 2 front sides with cooled engine 2, more than same as the prior art, repeat no more herein.
Consult Fig. 4, Fig. 4 is the oil cooler skeleton diagram of tractor of the present invention.The oil cooler of tractor 100 of the present invention comprises hydraulic pressure lift oil cooling but assembly 40, gear box oil cooling package 50 and oily cooler bin 70.Hydraulic pressure lift oil cooling but assembly 40 and gear box oil cooling package 50 is communicated with oily cooler bin 70 circulations respectively.
As shown in Figure 2, oil cooler 70 comprises circulation oil pocket 71 and is the radiating piece 72 of recycle oil cavity radiating cooling.Wherein, as shown in Figure 4, circulation oil pocket 71 is divided into separate, the disconnected first circulation oil pocket 711 and the second circulation oil pocket 712.The first circulation oil pocket 711 and hydraulic pressure lift oil cooling but assembly 40 circulations are communicated with, namely hydraulic oil from the hydraulic pressure lift oil cooling but assembly 40 enter the first circulation oil pocket 711, after cooling off, loop back but assembly 40 of hydraulic pressure lift oil cooling by the first circulation oil pocket 711 again.The second circulation oil pocket 712 is communicated with 50 circulations of gear box oil cooling package, and namely hydraulic oil enters the second circulation oil pocket 712 from gear box oil cooling package 50, after cooling, loops back gear box oil cooling package 50 by the second circulation oil pocket 712 again.Radiating piece 72 is the first circulation oil pocket 711 and 712 heat radiations of the second circulation oil pocket of oil cooler 70, and the radiating piece 72 of present embodiment comprises radiation fan and the motor that drives radiation fan, but the present invention is not as limit.
As shown in Figure 2, the hydraulic pressure lift oil cooling but assembly 40 comprise successively hydraulic oil container 41, first oil hydraulic pump 42, distributor 44, hydraulic pressure output multi-way valve 45 and the hydraulic lift(ing) cylinder 46 that connects.Wherein, first oil hydraulic pump 42 oil suction from hydraulic oil container 41, the hydraulic oil of institute's sucking-off enters hydraulic pressure output multi-way valve 45 successively by pipeline and annex 43 and distributor 44 is supplied with hydraulic lift(ing) cylinder 46, enters the first circulation oil pocket 711 of oil cooler 70 from hydraulic lift(ing) cylinder 46.Hydraulic oil through after cooling, is got back to hydraulic oil container 41 by pipeline in the first circulation oil pocket 711, so far, the hydraulic oil in the hydraulic oil container 41 is finished a periodic duty, and has obtained cooling.
As shown in Figure 3, gear box oil cooling package 50 comprises gearbox 51, the second hydraulic pump drive part 52 and second oil hydraulic pump 53 that connects successively.Wherein, the second hydraulic pump drive part 52 is gearbox power take-off or transmission case, and the gearbox power take-off is fixed on gearbox 51 side power taking mouths.Drive the second hydraulic pump drive part 52 by gearbox 51, the second hydraulic pump drive part 52 drives oil hydraulic pump 53, lubricant oil in the gearbox 51 is transported to the second circulation oil pocket 712 of oil cooler 70 by pipeline and annex 54, after lubricant oil through in the second circulation oil pocket 712 and cooling, get back to gearbox 51 by pipeline, so far, the lubricant oil in the gearbox 51 is finished a periodic duty, and obtains cooling.
The hydraulic pressure lift oil cooling of transmission system of the present invention but assembly 40 and gear box oil cooling package 50 is independent external respectively, oil cooler 70 of the present invention has separate, the disconnected first circulation oil pocket 711 and the second circulation oil pocket 712, hydraulic pressure lift oil cooling but assembly 40 links to each other with the first circulation oil pocket 711, gear box oil cooling package 50 links to each other with the second circulation oil pocket 712, the hydraulic pressure lift oil cooling but hydraulic oil in the assembly 40 and the lubricant oil in the gear box oil cooling package 50 has obtained cooling respectively through circulation, and mutually can be not contaminated.
The radiating piece 72 of oil cooler 70 of the present invention has independently dispel the heat motor and radiation fan, good heat dissipation effect.And oil cooler 70 modes of emplacements are flexible, can be positioned over the different position of tractor 100 as required, the rear side of the preferable tractor cab that places tractor 100 3.
First oil hydraulic pump 42 and second oil hydraulic pump 53 preferably are hydraulic gear pump.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (10)
1. oil cooler, be used for tractor, comprise: oil cooler, gear box oil cooling package and hydraulic pressure lift oil cooling be assembly but, described oil cooler comprises the circulation oil pocket and is the radiating piece of described recycle oil cavity radiating, it is characterized in that, described circulation oil pocket comprises the first separate circulation oil pocket and the second circulation oil pocket, and the described first circulation oil pocket and described hydraulic pressure lift oil cooling but component loops are communicated with, and the described second circulation oil pocket is communicated with described gear box oil cooling package circulation.
2. oil cooler according to claim 1 is characterized in that, described oil cooler places the rear side of the tractor cab of described tractor.
3. oil cooler according to claim 1 is characterized in that, the motor that described radiating piece comprises radiation fan and drives described radiation fan.
4. oil cooler according to claim 1 is characterized in that, described hydraulic pressure lift oil cooling but assembly comprises hydraulic oil container, first oil hydraulic pump, distributor, hydraulic pressure output multi-way valve and the hydraulic jack that connects successively.
5. oil cooler according to claim 1 is characterized in that, described gear box oil cooling package comprises gearbox, the second hydraulic pump drive part and second oil hydraulic pump that connects successively.
6. oil cooler according to claim 5 is characterized in that, the described second hydraulic pump drive part is gearbox power take-off or transmission case.
7. a tractor comprises oil cooler, it is characterized in that, described oil cooler is each described oil cooler of claim 1-6.
8. tractor oil circulating cooling method, but the hydraulic oil in the assembly and the lubricant oil in the gear box oil cooling package cool off to the hydraulic pressure lift oil cooling by oil cooler, it is characterized in that, described oil cooler comprises the first separate circulation oil pocket and the second circulation oil pocket, when described hydraulic oil is cooled off, described hydraulic oil by described hydraulic pressure lift oil cooling but assembly be circulated to the described first circulation oil pocket, after cooling, described hydraulic oil loops back but assembly of described hydraulic pressure lift oil cooling by the described first circulation oil pocket;
When described lubricant oil was cooled off, described lubricant oil was circulated to the described second circulation oil pocket by described gear box oil cooling package, and after cooling, described lubricant oil loops back described gear box oil cooling package by the described second circulation oil pocket.
9. oily circulating cooling method according to claim 8, it is characterized in that, described hydraulic pressure lift oil cooling but assembly comprises hydraulic oil container, first oil hydraulic pump, distributor, hydraulic pressure output multi-way valve and hydraulic jack, described first oil hydraulic pump with described hydraulic oil by sucking-off in the described hydraulic oil container, described hydraulic oil is flowed through behind described hydraulic pressure output multi-way valve, described distributor and the described hydraulic lift(ing) cylinder successively, be circulated to the described first circulation oil pocket, after cooling, described hydraulic oil loops back described hydraulic oil container by the described first circulation oil pocket.
10. oily circulating cooling method according to claim 8, it is characterized in that, described gear box oil cooling package comprises gearbox, the second hydraulic pump drive part and second oil hydraulic pump, described gearbox drives the described second hydraulic pump drive part, the described second hydraulic pump drive part drives described second oil hydraulic pump, described lubricant oil is transported to the described second circulation oil pocket, and after cooling, described lubricant oil loops back described gearbox by the described second circulation oil pocket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310144840.0A CN103277498B (en) | 2013-04-24 | 2013-04-24 | Tractor, tractor oil chiller and tractor oil circulating cooling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310144840.0A CN103277498B (en) | 2013-04-24 | 2013-04-24 | Tractor, tractor oil chiller and tractor oil circulating cooling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103277498A true CN103277498A (en) | 2013-09-04 |
| CN103277498B CN103277498B (en) | 2016-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310144840.0A Expired - Fee Related CN103277498B (en) | 2013-04-24 | 2013-04-24 | Tractor, tractor oil chiller and tractor oil circulating cooling method |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57157806A (en) * | 1981-03-25 | 1982-09-29 | Hitachi Constr Mach Co Ltd | Cooling system of working fluid |
| CN2725517Y (en) * | 2004-09-03 | 2005-09-14 | 东营恒源机械制造有限公司 | Wheel type hydraulic drifting machine |
| EP1657416A1 (en) * | 2004-11-10 | 2006-05-17 | AGCO GmbH | Cooling system for farming tractors |
| CN201255225Y (en) * | 2008-07-31 | 2009-06-10 | 十堰朗天汽车零部件有限公司 | Engine oil heat radiation system for gear box of motor vehicle |
| CN201785138U (en) * | 2010-08-09 | 2011-04-06 | 长沙中联重工科技发展股份有限公司 | Radiator set of heavy-duty machinery and cooling system applying radiator set |
| CN202039937U (en) * | 2011-04-01 | 2011-11-16 | 上海纽荷兰农业机械有限公司 | Air-cooled oil cooling system for diesel engine of tractor |
| CN202065454U (en) * | 2011-03-01 | 2011-12-07 | 安徽山河矿业装备股份有限公司 | External cooling circulation system of rocker arm speed reduction box of coal mining machine |
-
2013
- 2013-04-24 CN CN201310144840.0A patent/CN103277498B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57157806A (en) * | 1981-03-25 | 1982-09-29 | Hitachi Constr Mach Co Ltd | Cooling system of working fluid |
| CN2725517Y (en) * | 2004-09-03 | 2005-09-14 | 东营恒源机械制造有限公司 | Wheel type hydraulic drifting machine |
| EP1657416A1 (en) * | 2004-11-10 | 2006-05-17 | AGCO GmbH | Cooling system for farming tractors |
| CN201255225Y (en) * | 2008-07-31 | 2009-06-10 | 十堰朗天汽车零部件有限公司 | Engine oil heat radiation system for gear box of motor vehicle |
| CN201785138U (en) * | 2010-08-09 | 2011-04-06 | 长沙中联重工科技发展股份有限公司 | Radiator set of heavy-duty machinery and cooling system applying radiator set |
| CN202065454U (en) * | 2011-03-01 | 2011-12-07 | 安徽山河矿业装备股份有限公司 | External cooling circulation system of rocker arm speed reduction box of coal mining machine |
| CN202039937U (en) * | 2011-04-01 | 2011-11-16 | 上海纽荷兰农业机械有限公司 | Air-cooled oil cooling system for diesel engine of tractor |
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|---|---|
| CN103277498B (en) | 2016-08-24 |
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