CN210887390U - Excavator cooling system arrangement structure - Google Patents

Excavator cooling system arrangement structure Download PDF

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Publication number
CN210887390U
CN210887390U CN201921202114.9U CN201921202114U CN210887390U CN 210887390 U CN210887390 U CN 210887390U CN 201921202114 U CN201921202114 U CN 201921202114U CN 210887390 U CN210887390 U CN 210887390U
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China
Prior art keywords
radiator
engine
air conditioner
air
fan
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Active
Application number
CN201921202114.9U
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Chinese (zh)
Inventor
郑永忠
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Fujian Xinyuan Heavy Industry Co ltd
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Fujian Xinyuan Heavy Industry Co ltd
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Priority to CN201921202114.9U priority Critical patent/CN210887390U/en
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Abstract

The utility model discloses an excavator cooling system arrangement structure, including casing, engine, hydraulic tank, air conditioner and the cooling system of setting in the casing, the cooling system includes combination formula radiator and air conditioner radiator, combination formula radiator rear side is equipped with first radiator fan, air conditioner radiator rear side is equipped with the second radiator fan, first radiator fan and second radiator fan are exhaust fan, the front side windward side of casing is equipped with the air intake, the air intake is connected with air inlet channel, the casing rear side leeward side is equipped with the air outlet, makes the wind energy radiate the heat from the air outlet fast, smoothly, and the radiating effect is better; meanwhile, the wind speed is uniform, the circulation is smooth, and the heat dissipation performance is improved; the first cooling fan and the second cooling fan are driven independently, and heat generated by the engine is reduced.

Description

Excavator cooling system arrangement structure
Technical Field
The utility model relates to an excavator structural arrangement especially relates to an excavator cooling system arrangement structure.
Background
Because many parts such as the engine of excavator, hydraulic tank and air conditioner are more concentrated, lead to the engine radiating effect relatively poor, especially when the excavator walking uphill, the engine can produce a large amount of heats, need arrange reasonable cooling system structure, current cooling system arrangement structure adopts the formula of induced drafting heat dissipation, through radiator fan with wind suction in the casing with the engine contact, discharge the heat along with the wind direction at last, still have following shortcoming:
1. on the excavator walking uphill, wind blows in the casing from the windward side of excavator and contacts with the engine, and the fan that induced drafts simultaneously inhales wind at the leeward side and inhales the casing, and the engine receives two opposite direction's wind-force effect simultaneously, forms the state of contradicting each other for the heat can not in time, smoothly follow the wind direction and dispel from the air outlet, leads to the radiating effect not good.
2. The existing heat dissipation arrangement structure is used for intensively arranging a combined type heat radiator and an air conditioner heat radiator, so that the thickness of a heat radiator assembly is increased, the wind speed of wind is uneven, the circulation is not smooth, and the heat dissipation performance of the whole body is influenced.
3. The existing heat dissipation arrangement structure has the air outlet arranged on the upper surface of the shell, the distance between the air outlet and the cab is short, and a driver is easily affected by noise of an engine.
4. The cooling fans in the existing cooling arrangement structure are all driven by the engine, so that the workload of the engine is further increased, and more heat is generated at the same time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned not enough, provide an excavator cooling system arrangement structure.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In order to achieve the above object, the technical solution of the present invention is: the heat dissipation system arrangement structure of the excavator comprises a shell, an engine, a hydraulic oil tank, an air conditioner and a heat dissipation system, wherein the engine is arranged on the rear side of the shell, the air conditioner is arranged on the left side of the engine and is connected with the engine through a communication pipe, the heat dissipation system comprises a combined radiator and an air conditioner radiator, the combined radiator is arranged on the rear side of the engine, the air conditioner radiator is arranged on the rear side of the air conditioner, a first heat dissipation fan is arranged on the rear side of the combined radiator, a second heat dissipation fan is arranged on the rear side of the air conditioner radiator, the first heat dissipation fan and the second heat dissipation fan are exhaust fans, an air inlet is arranged on the windward side of the front side of the shell, the air inlet is connected with an air inlet channel, an air outlet is arranged on the leeward side of the rear side of the shell, and finally, the air is discharged from the air outlet under the action of the first cooling fan and the second cooling fan.
Preferably, the engine is placed in parallel with the air conditioner.
Preferably, the air inlet channel is narrowed by a width.
Preferably, the first radiator fan and the second radiator fan are driven by a hydraulic motor or an electric motor separately.
Preferably, the air conditioner is provided with a plurality of mufflers.
Preferably, an air filter is arranged in the air inlet channel.
Preferably, the hydraulic oil tank is arranged on the right side of the engine.
Through adopting foretell technical scheme, the beneficial effects of the utility model are that: when the excavator walks uphill, wind on the windward side enters the shell from the air inlet channel and contacts with the engine, meanwhile, under the matching action of the exhaust type first cooling fan, the wind power and the wind speed of the wind are increased, the engine is only subjected to the wind power in a single direction, so that the wind power can quickly and smoothly dissipate heat from the air outlet, and the cooling effect is better; the combined radiator and the air conditioner radiator are separately arranged, so that the wind speed is uniform, the circulation is smooth, and the heat radiation performance is improved; the air outlet is arranged on the leeward side and is far away from the cab, so that the influence of noise on a driver is avoided; the first cooling fan and the second cooling fan are driven independently, and heat generated by the engine is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the arrangement structure of the heat dissipation system of the present invention;
description of the main reference numerals: the air conditioner comprises a shell 1, an engine 2, a hydraulic oil tank 3, an air conditioner 4, a heat dissipation system 5, a combined radiator 51, an air conditioner radiator 52, a communicating pipe 6, a first heat dissipation fan 7, a second heat dissipation fan 8, an air inlet 9, an air inlet channel 10, an air outlet 11, a silencer 12 and an air filter 13.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
As shown in fig. 1, the arrangement structure of the heat dissipation system of the excavator comprises a housing 1, an engine 2, a hydraulic oil tank 3, an air conditioner 4 and a heat dissipation system 5 which are arranged in the housing 1, wherein the engine 2 is arranged at the rear side of the housing 1, the air conditioner 4 is arranged at the left side of the engine 2 and is connected with the engine 2 through a communication pipe 6, the heat dissipation system 5 comprises a combined radiator 51 and an air conditioner radiator 52, the combined radiator 51 is arranged at the rear side of the engine 2, the air conditioner radiator 52 is arranged at the rear side of the air conditioner 4, a first heat dissipation fan 7 is arranged at the rear side of the combined radiator 51, a second heat dissipation fan 8 is arranged at the rear side of the air conditioner radiator 52, the first heat dissipation fan 7 and the second heat dissipation fan 8 are exhaust fans, an air inlet 9 is arranged at the windward side of the housing 1, the leeward side of the rear side of the shell 1 is provided with an air outlet 11, and when the excavator walks, wind can contact the engine 2 and the air conditioner 4 through the air inlet channel 10 and is discharged from the air outlet 11 under the action of the first cooling fan 7 and the second cooling fan 8.
The heat dissipation principle is as follows: when the excavator walks uphill, wind on the windward side enters the shell 1 from the air inlet channel 10 and contacts the engine 2 and the air conditioner 4, meanwhile, under the matching action of the exhaust type first cooling fan 7 and the second cooling fan 8, the wind power and the wind speed of the wind are increased, the engine 2 and the air conditioner 4 are only subjected to the wind power in a single direction, so that the wind power can quickly and smoothly radiate heat from the air outlet 11, and the heat radiation effect is better; the combined radiator 51 and the air conditioner radiator 52 are separately arranged, so that the wind speed is uniform, the circulation is smooth, and the heat dissipation performance is improved; the air outlet 11 is arranged on the leeward side and is far away from the cab, so that the influence of noise on a driver is avoided. The first radiator fan 7 and the second radiator fan 8 are driven individually, reducing the heat generated by the engine 2.
As shown in fig. 1, the engine 2 and the air conditioner 4 are disposed in parallel; facilitating heat dissipation of the engine 2 and the air conditioner 4 at the same time.
As shown in fig. 1, the air intake channel 10 is narrowed by a width; increasing the wind speed and pressure at which the wind comes into contact with the engine 2.
The first cooling fan 7 and the second cooling fan 8 are driven by a hydraulic motor or an electric motor; the heat generated by the engine 2 is reduced.
As shown in fig. 1, a plurality of mufflers 12 are provided on the air conditioner 4; the noise is reduced.
As shown in fig. 1, an air filter 13 is arranged in the air intake passage 10; preventing impurities and dust from entering the housing 1.
As shown in fig. 1, the hydraulic oil tank 3 is provided on the right side of the engine 2; avoiding affecting the heat dissipation of the engine 2.
The above-mentioned, only preferred embodiments of the present invention are described, the scope of the present invention cannot be limited, and all the equivalent changes and decorations made according to the claims of the present invention should still fall within the scope covered by the present invention.

Claims (7)

1. The heat dissipation system arrangement structure of the excavator comprises a shell, an engine, a hydraulic oil tank, an air conditioner and a heat dissipation system, wherein the engine is arranged on the rear side of the shell, the air conditioner is arranged on the left side of the engine and is connected with the engine through a communication pipe, the heat dissipation system comprises a combined radiator and an air conditioner radiator, the combined radiator is arranged on the rear side of the engine, the air conditioner radiator is arranged on the rear side of the air conditioner, a first heat dissipation fan is arranged on the rear side of the combined radiator, a second heat dissipation fan is arranged on the rear side of the air conditioner radiator, the first heat dissipation fan and the second heat dissipation fan are exhaust fans, an air inlet is arranged on the windward side of the front side of the shell, the air inlet is connected with an air inlet channel, an air outlet is arranged on the leeward side of the rear side of the shell, and when the excavator, and finally, the air is discharged from the air outlet under the action of the first cooling fan and the second cooling fan.
2. The excavator cooling system arrangement of claim 1 wherein the engine is located in parallel with an air conditioner.
3. The excavator cooling system arrangement of claim 1 wherein the air intake passage is narrowed by a width.
4. The excavator cooling system arrangement of claim 1 wherein the first and second cooling fans are each driven individually by a hydraulic or electric motor.
5. The excavator cooling system arrangement of claim 1 wherein a plurality of mufflers are provided on the air conditioner.
6. The excavator cooling system arrangement of claim 1 wherein an air filter is provided in the air intake passage.
7. The excavator cooling system arrangement of claim 1 wherein the hydraulic oil tank is disposed on a right side of the engine.
CN201921202114.9U 2019-07-29 2019-07-29 Excavator cooling system arrangement structure Active CN210887390U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921202114.9U CN210887390U (en) 2019-07-29 2019-07-29 Excavator cooling system arrangement structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921202114.9U CN210887390U (en) 2019-07-29 2019-07-29 Excavator cooling system arrangement structure

Publications (1)

Publication Number Publication Date
CN210887390U true CN210887390U (en) 2020-06-30

Family

ID=71317826

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921202114.9U Active CN210887390U (en) 2019-07-29 2019-07-29 Excavator cooling system arrangement structure

Country Status (1)

Country Link
CN (1) CN210887390U (en)

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