CN108978766A - Hydraulic crawler excavator cooling system arragement construction - Google Patents
Hydraulic crawler excavator cooling system arragement construction Download PDFInfo
- Publication number
- CN108978766A CN108978766A CN201810682937.XA CN201810682937A CN108978766A CN 108978766 A CN108978766 A CN 108978766A CN 201810682937 A CN201810682937 A CN 201810682937A CN 108978766 A CN108978766 A CN 108978766A
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- China
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- hydraulic oil
- cooling system
- hydraulic
- radiator
- crawler excavator
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Component Parts Of Construction Machinery (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The present invention relates to the arrangements of the cooling system of hydraulic crawler excavator, to solve the problems, such as that it is unreasonable that existing excavator cooling system is arranged, the present invention constructs a kind of hydraulic crawler excavator cooling system arragement construction, and tool box, fuel tank, hydraulic oil container, cooling system, main pump, main control valve and engine are equipped on revolving platform；Hydraulic oil container is installed on the right side of revolving platform, hydraulic oil radiator in cooling system is installed on the right side of hydraulic oil container, the cooling fan cooling to hydraulic oil radiator by drive motor driving is installed between hydraulic oil container and hydraulic oil radiator, passes through piping connection between hydraulic oil radiator and hydraulic oil container.In the present invention, by the independent side for being arranged in hydraulic oil container of the hydraulic oil radiator in cooling system, the piping connection length between hydraulic oil container and hydraulic oil radiator is shortened, crushing is reduced；Size becomes smaller after other radiators are integrated in cooling system simultaneously, facilitates arrangement.
Description
Technical field
The present invention relates to a kind of excavator top arragement construction, radiating more specifically to a kind of hydraulic crawler excavator is
System arragement construction.
Background technique
Equipment, engine 8, the cooling system (radiator fan 9, heat radiator assembly 10), fuel tank 3, liquid of excavator
The main components such as pressure oil case 4, main pump 5, main control valve 14, tool box 1, driver's cabin 15 are all mounted on revolving platform, but due to returning
The installation space turned on platform is limited, therefore it is required that characteristics of compact layout of each component on revolving platform, but due to each component it
Between have interconnected relationship, such as hydraulic oil container and main pump, main control valve, hydraulic oil radiator 13 etc. by piping connection, send out
Motivation drives radiator fan etc., therefore it is required that arrangement of each component on revolving platform is convenient for work convenient for being connected with each other.
In existing excavator, the arrangement of the main component on revolving platform is installed on as shown in Figure 1, in revolving platform
Right side be sequentially arranged tool box 1, diesel fuel tanks 2, hydraulic oil container 3 from front to back；Driver's cabin 15 is arranged in left side, in the centre of gyration
Rear arrange main control valve 14, revolving platform rear portion be arranged enging cabin, in enging cabin install engine 8, sending out
The left side installation heat radiator assembly 10 and radiator fan 9 of motivation 8 can dissipate in this way convenient for the cooling hydraulic oil of engine direct wind dispelling fan 9
Hot device 13, water radiator 12, middle cold heat sink 11,；Main pump 4 is installed on the right side of engine, convenient for main pump from hydraulic oil container
Draw oil.
Although above arrangement is also deposited convenient for the cooling heat radiator assembly of radiator fan that main pump oil suction and engine direct are driven
In following deficiency:
1, because hydraulic oil radiator 13 and hydraulic oil container 3 are arranged at left and right sides of revolving platform, hydraulic oil is caused to dissipate
The oil return pipe 6 of hot device is long and arrangement is complicated, big along stroke pressure loss, while the oil inlet pipe 7 and main valve of hydraulic oil radiator return
The arrangement of oil pipe 5 is also relative complex.
2, because of hydraulic oil radiator and water radiator, middle cold heat sink centralized arrangement, cause the size of heat radiator assembly big,
The width or height that cabin windward need to be increased are not easy to complete machine arrangement；It is limited to enging cabin space simultaneously, fan center's line is opposite
Radiator center line can all bias more, cause radiator windward side wind speed uneven, and then influence the totality of radiator system
Performance.
3, because cooling system using engine direct drive fan coolling, fan be constantly in higher rotation speed work and can not basis
The temperature of hydraulic oil carries out real-time control, causes fan power to waste and is unfavorable for noise control.
Summary of the invention
The technical problem to be solved by the present invention is in existing cooling system arrangement hydraulic oil radiator it is long into, oil return line
And arrangement is complicated, big along stroke pressure loss, heat radiator assembly volume is not easy greatly the disadvantages of arranging, and provides a kind of hydraulic oil heat dissipation
Pipeline is short between device and hydraulic oil container, effectively reduce the volume of heat radiator assembly so as to arrangement hydraulic crawler excavator cooling system cloth
Set structure.
The present invention be realize its purpose the technical solution adopted is that: construct a kind of hydraulic crawler excavator cooling system arrangement knot
Structure is equipped with tool box, fuel tank, hydraulic oil container, cooling system, main pump, main control valve and engine on revolving platform；It is special
Sign is that the hydraulic oil container is installed on the right side of the revolving platform, and the hydraulic oil radiator in the cooling system is installed on
The right side of the hydraulic oil container is equipped between hydraulic oil container and hydraulic oil radiator and is dissipated by drive motor driving to hydraulic oil
The cooling cooling fan of hot device, passes through piping connection between the hydraulic oil radiator and hydraulic oil container.In the present invention, it will dissipate
The independent side for being arranged in hydraulic oil container of hydraulic oil radiator in hot systems, shortens hydraulic oil container and hydraulic oil radiates
Piping connection length between device, reduces crushing；Size becomes smaller after other radiators are integrated in cooling system simultaneously, facilitates cloth
It sets.
Further, in above-mentioned hydraulic crawler excavator cooling system arragement construction, the tool box and fuel tank or so are arranged side by side
The front of the hydraulic oil container is arranged and is arranged in, the tool box is located at the right side of the fuel tank.
Further, in above-mentioned hydraulic crawler excavator cooling system arragement construction, the water radiator of the cooling system is in
The heat radiator assembly that cold heat sink is constituted is mounted in the enging cabin of revolving platform, between heat radiator assembly and engine
It is provided with the radiator fan cooling to the heat radiator assembly.
Further, in above-mentioned hydraulic crawler excavator cooling system arragement construction, the radiator fan is directly driven by engine
It moves or is independently driven by hydraulic motor or electric motor.
Further, in above-mentioned hydraulic crawler excavator cooling system arragement construction, the engine is arranged in the main pump
Right side, hydraulic oil container rear, the oil inlet of the main pump connect by pipeline with the hydraulic oil container.
Further, in above-mentioned hydraulic crawler excavator cooling system arragement construction, the drive motor is hydraulic motor or electricity
Dynamic motor.
Further, in above-mentioned hydraulic crawler excavator cooling system arragement construction, the cooling fan is induced draught fan.
Further, in above-mentioned hydraulic crawler excavator cooling system arragement construction, the hydraulic oil radiator and cooling fan
With the integrated arrangement of the hydraulic oil container.
Further, in above-mentioned hydraulic crawler excavator cooling system arragement construction, it is flat that the main control valve is arranged in the revolution
The dead astern of the platform centre of gyration, with the hydraulic oil container or so laid out in parallel.
Compared with prior art, the present invention the technical solution in the present invention is only from heat radiator assembly by hydraulic oil radiator
It is vertical to come out, it is arranged into the hydraulic oil container side of complete machine right, the pipeline of hydraulic oil radiator and hydraulic oil container can be greatly simplified in this way
Connection；The arrangement space of former heat radiator assembly is served only for water radiator and middle cold heat sink simultaneously, can reduce the width in cabin windward
And height；In addition hydraulic oil radiator uses the fan coolling of independent control, can play more preferably cooling effect, also can be preferably
Control the noise of fan energy consumption and generation.This new arrangement can simplify cooling system arrangement and heat radiation system performance.
Detailed description of the invention
Fig. 1 is existing hydraulic crawler excavator cooling system arragement construction schematic diagram.
Fig. 2 is hydraulic crawler excavator cooling system arragement construction schematic diagram of the present invention.
Parts title and serial number in figure:
The scattered oil return pipe 6 of tool box 1, fuel tank 2, hydraulic oil container 3, main pump 4, main control valve oil return pipe 5, oil, the scattered oil inlet pipe of oil
7, engine 8, radiator fan 9, heat radiator assembly 10, middle cold heat sink 11, water radiator 12, hydraulic oil radiator 13, master control
Valve 14, driver's cabin 15, cooling fan 16.
Specific embodiment
Illustrate specific embodiment with reference to the accompanying drawing.
As shown in Fig. 2, being equipped with tool box on revolving platform in hydraulic crawler excavator cooling system arragement construction of the present invention
1, the components such as fuel tank 2, hydraulic oil container 3, cooling system, main pump 4, main control valve 14 and engine 8, driver's cabin 15；Wherein tool
Case 1, fuel tank 2 are arranged in the left side front of revolving platform, and tool box 1 and fuel tank 2 or so are arranged in juxtaposition, and tool box 1 exists
The outside of fuel tank 2.Hydraulic oil container 3 is located at the rear of fuel tank 2 and tool box 1.Hydraulic oil radiator 13 in cooling system
It is installed on the right side of hydraulic oil container 3, cooling fan 16, cooling wind are installed between hydraulic oil container 3 and hydraulic oil radiator 13
Fan 16 is driven by drive motor to realize the cooling to hydraulic oil radiator 13, and drive motor can be hydraulic motor or electronic
Motor, cooling fan can be induced draught fan or bleed type fan.Hydraulic oil radiator 13 and cooling fan 16 and hydraulic oil
The integrated arrangement of case 3 is connected between hydraulic oil radiator 13 and hydraulic oil container 3 by pipeline 6.
The left side front of revolving platform is provided with driver's cabin 15, arranges main control valve 14 at the rear of the centre of gyration, is returning
Turn the rear portion setting enging cabin of platform, the arrangement installation engine 8 in enging cabin.Water radiator 12 is in cooling system
In the enging cabin that the heat radiator assembly 10 that cold heat sink 11 is constituted is mounted on revolving platform, positioned at the left side of engine 8,
The radiator fan 9 cooling to heat radiator assembly is provided between heat radiator assembly 10 and engine 8；Radiator fan 9 can be by
Engine directly drives, and can also independently be driven by hydraulic motor or electric motor.
Main pump 4 is arranged in the rear on the right side of engine 8, hydraulic oil container 3, the oil inlet of main pump 4 by pipeline with it is hydraulic
Fuel tank connection.
In the present embodiment, hydraulic oil radiator 13 is independent from heat radiator assembly 10, is arranged into complete machine right
On the right side of hydraulic oil container, hydraulic oil radiator, hydraulic oil container, the main control valve oil return pipe 5 between main control valve, oil can be greatly simplified in this way
The arrangement of the scattered oil inlet pipe 7 of oil return pipe 6, oil is dissipated, while length of pipe can be shortened；The arrangement space of former heat radiator assembly is only used simultaneously
In water radiator and middle cold heat sink, the width and height in cabin windward can be reduced；In addition hydraulic oil radiator uses independent control
Fan coolling, more preferably cooling effect can be played, also can preferably control the noise of fan energy consumption and generation.This new cloth
Cooling system arrangement and heat radiation system performance can be simplified by setting.
Claims (9)
1. a kind of hydraulic crawler excavator cooling system arragement construction, is equipped with tool box, fuel tank, hydraulic oil on revolving platform
Case, cooling system, main pump, main control valve and engine；It is characterized in that the hydraulic oil container is installed on the right side of the revolving platform
Side, the hydraulic oil radiator in the cooling system are installed on the right side of the hydraulic oil container, dissipate in hydraulic oil container and hydraulic oil
The cooling fan cooling to hydraulic oil radiator by drive motor driving, the hydraulic oil radiator and liquid are installed between hot device
Pass through piping connection between pressure oil case.
2. hydraulic crawler excavator cooling system arragement construction according to claim 1, it is characterised in that the tool box and combustion
Hopper or so is arranged in juxtaposition and is arranged in the front of the hydraulic oil container, and the tool box is located at the right side of the fuel tank.
3. hydraulic crawler excavator cooling system arragement construction according to claim 1, it is characterised in that the cooling system
The heat radiator assembly that water radiator and middle cold heat sink are constituted is mounted in the enging cabin of revolving platform, in heat radiator assembly
The radiator fan cooling to the heat radiator assembly is provided between engine.
4. hydraulic crawler excavator cooling system arragement construction according to claim 3, it is characterised in that the radiator fan by
Engine directly drives or is independently driven by hydraulic motor or electric motor.
5. hydraulic crawler excavator cooling system arragement construction according to any one of claim 1 to 4, it is characterised in that described
Main pump is arranged in the rear on the right side of the engine, hydraulic oil container, the oil inlet of the main pump by pipeline with it is described hydraulic
Fuel tank connection.
6. hydraulic crawler excavator cooling system arragement construction according to claim 1, it is characterised in that drive motor is hydraulic
Motor or electric motor.
7. hydraulic crawler excavator cooling system arragement construction according to claim 1 or 6, it is characterised in that the cooling wind
Fan is induced draught fan.
8. hydraulic crawler excavator cooling system arragement construction according to claim 1, it is characterised in that the hydraulic oil heat dissipation
Device and cooling fan and the integrated arrangement of the hydraulic oil container.
9. hydraulic crawler excavator cooling system arragement construction according to claim 1, it is characterised in that the main control valve arrangement
In the dead astern of the revolving platform centre of gyration, with the hydraulic oil container or so laid out in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810682937.XA CN108978766A (en) | 2018-06-28 | 2018-06-28 | Hydraulic crawler excavator cooling system arragement construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810682937.XA CN108978766A (en) | 2018-06-28 | 2018-06-28 | Hydraulic crawler excavator cooling system arragement construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108978766A true CN108978766A (en) | 2018-12-11 |
Family
ID=64538651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810682937.XA Pending CN108978766A (en) | 2018-06-28 | 2018-06-28 | Hydraulic crawler excavator cooling system arragement construction |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608998A (en) * | 2020-05-12 | 2020-09-01 | 湖北锐坤机械制造有限公司 | Hydraulic control system of loader-digger for coal mine |
| CN113833039A (en) * | 2021-09-02 | 2021-12-24 | 中联重科土方机械有限公司 | Electric hydraulic excavator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907015A (en) * | 2010-07-09 | 2010-12-08 | 江麓机电科技有限公司 | Integrative cooling system of hybrid power excavating machine |
| CN102562248A (en) * | 2012-03-08 | 2012-07-11 | 中联重科股份有限公司 | Cooling system and cooling method for hydraulic traveling machine, and hydraulic excavator |
| CN203257796U (en) * | 2013-03-14 | 2013-10-30 | 奇瑞重工股份有限公司 | Novel excavator radiating system |
| US20140346419A1 (en) * | 2013-05-27 | 2014-11-27 | Kobelco Construction Machinery Co., Ltd | Working machine and maintenance method thereof |
| WO2016189653A1 (en) * | 2015-05-26 | 2016-12-01 | 日立建機株式会社 | Construction machine provided with preheating unit and method for preheating said machine |
-
2018
- 2018-06-28 CN CN201810682937.XA patent/CN108978766A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907015A (en) * | 2010-07-09 | 2010-12-08 | 江麓机电科技有限公司 | Integrative cooling system of hybrid power excavating machine |
| CN102562248A (en) * | 2012-03-08 | 2012-07-11 | 中联重科股份有限公司 | Cooling system and cooling method for hydraulic traveling machine, and hydraulic excavator |
| CN203257796U (en) * | 2013-03-14 | 2013-10-30 | 奇瑞重工股份有限公司 | Novel excavator radiating system |
| US20140346419A1 (en) * | 2013-05-27 | 2014-11-27 | Kobelco Construction Machinery Co., Ltd | Working machine and maintenance method thereof |
| WO2016189653A1 (en) * | 2015-05-26 | 2016-12-01 | 日立建機株式会社 | Construction machine provided with preheating unit and method for preheating said machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608998A (en) * | 2020-05-12 | 2020-09-01 | 湖北锐坤机械制造有限公司 | Hydraulic control system of loader-digger for coal mine |
| CN111608998B (en) * | 2020-05-12 | 2022-06-21 | 湖北锐坤机械制造有限公司 | Hydraulic control system of loader-digger for coal mine |
| CN113833039A (en) * | 2021-09-02 | 2021-12-24 | 中联重科土方机械有限公司 | Electric hydraulic excavator |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20181211 |