Excavator radiator

Abstract

The utility model provides an excavator radiator, which belongs to the technical field of excavators and comprises a radiator core, a radiating fan and a radiating motor, an output shaft of the radiating motor is connected with the radiating fan through a flange plate, and the radiating motor is positioned between the radiator core and the radiating fan. According to the utility model, the heat radiation motor is placed in the heat radiator, so that the arrangement space of the whole machine is greatly saved, the installation is convenient, and the assembly efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to excavator technical field, especially relate to a excavator radiator. BACKGROUND

[0002] The excavator is a kind of heavy engineering machinery for ground excavation, and the hydraulic oil of the excavator needs to be cooled by the radiator for heat dissipation, water heat dissipation and air cooling heat dissipation to keep the hydraulic mechanism normal work, and the radiator is used to exchange heat with air to achieve the purpose of heat dissipation.

[0003] At present, the engine water temperature radiator usually uses a radiator motor to drive a radiator fan to dissipate heat, and the radiator motor is usually installed on the outside of the radiator, between the engine and the radiator.

[0004] With the development of large-tonnage excavators, the engine is getting larger and larger, and in order to meet the heat dissipation requirements, the radiator is also getting larger and larger, resulting in smaller and smaller installation space for the radiator motor, which is often installed by adjusting the engine and the radiator, which is time-consuming and laborious, and even the radiator motor cannot be installed, and the engine or the radiator has to be reselected, which seriously affects the assembly efficiency of the excavator. UTILITY MODEL CONTENTS

[0005] In view of the defects or deficiencies in the prior art, the utility model provides a excavator radiator, which places the radiator motor inside the radiator, greatly saves the overall arrangement space, facilitates installation, and improves the assembly efficiency.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme:

[0007] The embodiment of the utility model provides a excavator radiator, which comprises a radiator core, a radiator fan and a radiator motor, the output shaft of the radiator motor is connected with the radiator fan through a flange plate, and the radiator motor is located between the radiator core and the radiator fan.

[0008] Further, the radiator core is fixed with a isolation cover on one side, and the radiator motor is fixed in the inner side of the isolation cover through a support frame.

[0009] Further, the isolation cover is provided with an isolation net on the side away from the radiator core, and the isolation net covers the outer side of the radiator fan.

[0010] Further, the bottom of the radiator is provided with an oil passage block, the oil passage block is fixed on the bottom plate of the radiator and located on the outer side of the isolation cover.

[0011] Further, the radiator motor and the oil passage block are connected through a hydraulic hose.

[0012] Furthermore, the oil circuit block is also connected to a hydraulic pump and a hydraulic oil tank.

[0013] Furthermore, a through hole is provided at the bottom of the isolation cover, and the end of the hydraulic hose away from the cooling motor passes through the through hole and is fixedly connected to the oil circuit block.

[0014] Furthermore, a sponge is provided at the through hole, and the sponge is fixed to the outer side of the bottom of the isolation cover and is set tightly against the through hole.

[0015] Furthermore, the sponge has multiple mounting holes, the diameter of which is adapted to the diameter of the hydraulic hose.

[0016] Furthermore, the outer wall of the hydraulic hose is positioned tightly against the inner wall of the mounting hole.

[0017] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0018] 1. By placing the cooling motor inside the radiator, between the radiator core and the cooling fan, this utility model can greatly save the overall layout space and facilitate installation, thereby improving assembly efficiency compared to placing the cooling motor outside the radiator.

[0019] 2. By installing an oil passage block at the bottom of the radiator, the hydraulic hose connected to the cooling motor is fixed to prevent the hydraulic hose from shaking inside the radiator, causing interference with the cooling fan and leading to malfunction. Attached Figure Description

[0020] Figure 1 This is a structural diagram of the heat sink in an embodiment of the present invention;

[0021] Figure 2 This is a diagram showing the positional relationship between the cooling motor, sponge, and oil passage block in an embodiment of this utility model.

[0022] Among them, 1. Radiator core; 2. Cooling motor; 3. Cooling fan; 4. Isolation cover; 5. Flange; 6. Isolation net; 7. Hydraulic hose; 8. Oil manifold block; 9. Sponge. Detailed Implementation

[0023] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0024] A typical embodiment of this utility model is as follows: Figure 1 As shown, an excavator radiator includes a radiator core 1, a cooling motor 2, and a cooling fan 3. An isolation cover 4 is fixed to one side of the radiator core 1. The outer edge of the isolation cover 4 is fixedly connected to the radiator core 1 by a bracket. The cross-section of the isolation cover 4 is U-shaped, so that an installation space is formed between the isolation cover 4 and the radiator core 1 for installing the cooling motor 2.

[0025] The output shaft of the heat dissipation motor 2 is fixedly connected with a flange plate 5, the heat dissipation motor 2 is fixedly connected with the heat dissipation fan 3 through the flange plate 5, so as to drive the heat dissipation fan 3 to rotate through the heat dissipation motor 2, a ventilation hole is formed in the middle of the isolation cover 4, the heat dissipation motor 2 is fixed inside the isolation cover 4, the heat dissipation fan 3 is located outside the isolation cover 4, the heat dissipation fan 3 is arranged opposite to the ventilation hole, and the isolation cover 4 is provided with an isolation net 6 away from the radiator core 1, the isolation net 6 covers the outside of the heat dissipation fan 3, and the heat dissipation fan 3 is protected.

[0026] The heat dissipation motor 2 is located between the heat dissipation fan 3 and the radiator core 1, that is, the heat dissipation motor 2 is arranged inside the radiator, so that a large amount of installation space is avoided due to the arrangement of the heat dissipation motor 2 outside the radiator, and the whole machine arrangement space is greatly saved.

[0027] Since the heat dissipation motor 2 is located between the heat dissipation fan 3 and the radiator core 1, and the heat dissipation motor 2 is a hydraulic motor, the hydraulic hose 7 connected with the heat dissipation motor 2 is also located between the heat dissipation fan 3 and the radiator core 1, in order to avoid interference between the hydraulic hose 7 and the heat dissipation fan 3, an oil passage block 8 is further arranged at the bottom of the radiator, the oil passage block 8 is located directly below the heat dissipation motor 2, the oil passage block 8 is fixed on the bottom plate of the radiator and located outside the isolation cover 4, a through hole is formed in the bottom of the isolation cover 4, one end of the hydraulic hose 7 away from the heat dissipation motor 2 penetrates through the through hole and is connected with the oil passage block 8, and the hydraulic hose 7 is connected with the hydraulic pump and the hydraulic oil tank through the oil passage block 8, so as to realize oil circulation between the hydraulic pump, the hydraulic oil tank and the heat dissipation motor 2.

[0028] By arranging the oil passage block 8 at the bottom of the radiator and directly below the heat dissipation motor 2, the hydraulic hose 7 is led out from the bottom of the radiator and directly connected with the oil passage block 8, so that the length of the hydraulic hose 7 in the radiator is reduced, the hydraulic hose 7 is fixed, and interference of the hydraulic hose 7 in the radiator is avoided.

[0029] The sponge 9 is arranged at the through hole, the gap between the hydraulic hose 7 and the through hole is sealed by the sponge 9, and air leakage of the radiator is prevented, so that the effect of the radiator is reduced.

[0030] Specifically, the sponge 9 is fixed outside the bottom of the isolation cover 4 and closely arranged at the through hole, a plurality of mounting holes are formed in the sponge 9, the diameters of the mounting holes are matched with the diameter of the hydraulic hose 7, the hydraulic hose 7 can penetrate through the through hole, and the outer wall of the hydraulic hose 7 is closely arranged at the inner wall of the mounting hole, so as to ensure the sealing property of the radiator.

[0031] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An excavator radiator characterised in that, The heat radiator comprises a heat radiator core, a heat radiator fan, a heat radiator motor and an oil passage block, one side of the heat radiator core is fixed with an isolation cover, the cross section of the isolation cover is U-shaped and the isolation cover and the heat radiator core jointly form an installation space, the heat radiator motor is fixed to the inner side of the isolation cover through a support frame and is located in the installation space; The output shaft of the heat radiator motor is connected with the heat radiator fan through a flange plate, the heat radiator motor is located between the heat radiator core and the heat radiator fan, the heat radiator fan is arranged opposite to the ventilation hole in the middle of the isolation cover, the bottom of the heat radiator is provided with the oil passage block, the oil passage block is fixed on the bottom plate of the heat radiator and is located outside the isolation cover; The heat radiator motor and the oil passage block are connected through a hydraulic hose.

2. A digger radiator as claimed in claim 1, characterised in that, The side of the isolation cover away from the heat radiator core is provided with an isolation net, the isolation net covers the outside of the heat radiator fan.

3. The excavator radiator of claim 1, wherein, The oil passage block is also connected with a hydraulic pump and a hydraulic oil tank.

4. The excavator radiator of claim 1, wherein, The bottom of the isolation cover is provided with a through hole, one end of the hydraulic hose away from the heat radiator motor passes through the through hole and is fixedly connected with the oil passage block.

5. A digger radiator as claimed in claim 4, characterised in that, A sponge is arranged at the through hole, the sponge is fixed on the outside of the bottom of the isolation cover and is arranged close to the through hole.

6. A digger radiator as claimed in claim 5, characterised in that, A plurality of mounting holes are formed in the sponge, the diameters of the mounting holes are matched with the diameter of the hydraulic hose.

7. A digger radiator as claimed in claim 6, characterised in that, The outer wall of the hydraulic hose is arranged close to the inner wall of the mounting hole.

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