CN217575117U

CN217575117U - Radiator end air inlet grille device for engineering machinery

Info

Publication number: CN217575117U
Application number: CN202221232158.8U
Authority: CN
Inventors: 刘大东; 夏兆沂; 刘萌; 陈亮; 杨大龙; 吴建坤
Original assignee: Shandong Lingong Construction Machinery Co Ltd
Current assignee: Shandong Lingong Construction Machinery Co Ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-10-14
Anticipated expiration: 2032-05-19

Abstract

The utility model discloses a radiator end air-inlet grille device for engineering machine tool, it belongs to engineering machine tool technical field. The air inlet grille overcomes the defect that the air inlet grille at the end of the traditional radiator in the prior art cannot adjust the air inlet volume of a radiating system according to the temperature change of water and the temperature change of hydraulic oil. Its major structure includes the aircraft bonnet, is equipped with more than one grid blade on the aircraft bonnet, still be equipped with input mechanism, drive mechanism, montant B and more than one link mechanism on the aircraft bonnet, input mechanism passes through drive mechanism and is connected with montant B's one end, and more than one link mechanism all is connected with montant B is articulated, and every link mechanism installs between two grid blades. The utility model discloses mainly used engineering machine tool is last.

Description

Radiator end air inlet grille device for engineering machinery

Technical Field

The utility model belongs to the technical field of engineering machine tool, specifically speaking especially relates to a radiator end air-inlet grille device for engineering machine tool.

Background

The existing radiator end air inlet grille structure for the engineering machinery mostly adopts a honeycomb structure and a strip structure, and the aperture ratio is a fixed value and cannot be adjusted, so that the aperture ratio of the existing radiator end air inlet grille for the engineering machinery is a fixed value, and the existing radiator end air inlet grille for the engineering machinery has the defect that the air inlet volume of a radiating system cannot be adjusted according to the change of water temperature and hydraulic oil temperature.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide a radiator end air-inlet grille device for engineering machine tool, it can promote radiating effect, reduces the wearing and tearing of engine, promotes the work efficiency of engine, prolongs the life of engine.

In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:

the utility model provides a radiator end air-inlet grille device for engineering machine tool, includes the aircraft bonnet, is equipped with more than one grid blade on the aircraft bonnet, still be equipped with input mechanism, drive mechanism, montant B and more than one link mechanism on the aircraft bonnet, input mechanism passes through drive mechanism and is connected with montant B's one end, and more than one link mechanism all is connected with montant B is articulated, and every link mechanism installs between two grid blades.

Preferably, the link mechanism comprises a vertical rod A, a horizontal rod, a rotating shaft A and a rotating shaft B, one end of the horizontal rod is hinged to the vertical rod B through the rotating shaft B, the other end of the horizontal rod is hinged to the vertical rod A through the rotating shaft A, and the vertical rod A is further connected with the grating blades.

Preferably, the transmission mechanism comprises a gear, a rack and a dovetail groove guide rail, the gear is installed on the input mechanism, the rack is installed on the dovetail groove guide rail, the gear and the rack are in meshed transmission connection, and the rack is further connected with one end of the vertical rod B.

Preferably, the input mechanism comprises a motor and a motor rotating shaft, the motor is mounted on the hood, the output end of the motor is connected with the motor rotating shaft, and the gear is mounted on the motor rotating shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the engine is started in winter, the oil temperature sensor and the water temperature sensor detect that the temperature is lower than a given temperature value, and the system can control the opening of the grille blades to be reduced to the minimum (the minimum opening ensures that the fan does not stall, ensures that the fan does not resonate to generate violent vibration), so that the air intake at the end of the radiator is reduced;

2. the temperature of the radiator oil chamber can be monitored in real time, when the oil temperature of the radiator oil chamber is higher than a given temperature range, the system can control the opening of the grating blades to be increased, so that the air inlet volume at the radiator end is increased, the radiating effect of a hydraulic system can be improved, the overflow of a hydraulic component is reduced, the working efficiency of the hydraulic component is improved, and the service life of hydraulic oil can be prolonged;

3. the temperature of the radiator water chamber can be monitored in real time, when the water temperature of the radiator water chamber is higher than a given temperature range, the system can control and increase the opening of the grille blades so as to increase the air intake of the radiator end, thus the radiating effect can be improved, the abrasion of an engine is reduced, the working efficiency of the engine is improved, and the service life of the engine is prolonged;

4. the transmission mechanism is used for regulating the opening degree of the grating blades, so that accurate regulation can be realized, six temperature ranges (low temperature comprises three temperature ranges, and high temperature comprises three temperature ranges) are set, the opening degree of the six grating blades is corresponded, the proper opening degree of the grating blades can be selected according to different temperature ranges, and the engineering machinery can be enabled to always work in a proper temperature range.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at H;

FIG. 3 is a schematic view of a left side structure of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at D;

FIG. 5 is a schematic diagram of a right side structure of the present invention;

fig. 6 is a block diagram of the working flow of the present invention;

fig. 7 is a schematic view of the working process of the present invention.

In the figure: 1. a motor; 2. a motor shaft; 3. a grille blade; 4. a vertical rod A; 5. a cross bar; 6. a rotating shaft A; 7. a vertical rod B; 8. a grille blade rotary shaft; 9. a rotating shaft B; 10. a gear; 11. a rack; 12. a dovetail groove guide rail; 13. a hood.

Detailed Description

The present invention will be further described with reference to the following specific embodiments and the accompanying drawings.

Example 1:

as shown in fig. 1-2, a radiator end air inlet grille device for engineering machinery comprises a hood 13, wherein more than one grille blade 3 is arranged on the hood 13, the more than one grille blade 3 is hinged to the hood 13 through a grille blade rotating shaft 8, the hood 13 is further provided with an input mechanism, a transmission mechanism, a vertical rod B7 and more than one connecting rod mechanism, the input mechanism is connected with one end of the vertical rod B7 through the transmission mechanism, the more than one connecting rod mechanism is hinged to the vertical rod B7, and each connecting rod mechanism is installed between two grille blades 3.

Example 2:

as shown in fig. 3-5, the input mechanism of the radiator end air inlet grille device for the engineering machinery comprises a motor 1 and a motor rotating shaft 2, wherein the motor 1 is installed on a hood 13, the output end of the motor 1 is connected with the motor rotating shaft 2, and a gear 10 is installed on the motor rotating shaft 2; the transmission mechanism comprises a gear 10, a rack 11 and a dovetail groove guide rail 12, the rack 11 is installed in a dovetail groove of the dovetail groove guide rail 12, the gear 10 is in meshed transmission connection with the rack 11, the rack 11 is further connected with one end of a vertical rod B7, and the dovetail groove guide rail 12 is installed on a hood 13.

The link mechanism comprises a vertical rod A4, a transverse rod 5, a rotating shaft A6 and a rotating shaft B9, one end of the transverse rod 5 is hinged to the vertical rod B7 through the rotating shaft B9, the other end of the transverse rod is hinged to the vertical rod A4 through the rotating shaft A6, and the vertical rod A4 is further connected with the grid blades 3 on two sides respectively. When the motor 1 controls the gear 10 to rotate so as to control the rack 11 and the vertical rod B7 to move back and forth, as the two ends of the cross rod 5 are respectively hinged with the vertical rod B7 and the vertical rod A4, the vertical rod B7 moves to drive the vertical rod A4 to rotate around the rotating shaft A6, and therefore the opening degree between the two grid blades 3 is increased or decreased. The other portions are the same as in example 1.

The utility model discloses a theory of operation does:

as shown in fig. 6-7, after the engine is started, the controller is connected with the motor 1, the water temperature sensor and the oil temperature sensor, the water temperature sensor is installed at an inlet of a water chamber of the radiator, the oil temperature sensor is installed at an inlet of an oil chamber of the radiator, the water temperature sensor and the oil temperature sensor transmit temperature signals to the controller in real time, the controller controls the start and stop of the motor 1 through signal analysis and processing, the motor 1 is connected to the transmission mechanism through the motor rotating shaft 2 and moves back and forth through the control rack 11, so as to control the back and forth movement of the vertical rod B7 and further control the up and down movement of the link mechanism, the link mechanism is fixedly connected with the back of the grille blade 3, and the opening and closing of the grille blade 3 are controlled.

When the engine is started in winter, the oil temperature sensor and the water temperature sensor detect that the temperature is lower than a given temperature value, the system can control the opening degree of the grille blades 3 to be reduced to the minimum (the minimum opening degree ensures that the fan does not stall, ensures that the fan does not form resonance and further generates violent vibration), and therefore the air intake of the radiator end is reduced; the viscosity of the hydraulic oil is high when the temperature is low, the flow resistance is high, so that the temperature of the hydraulic oil can be quickly raised by reducing the air intake at the radiator end, the working efficiency of hydraulic parts such as oil cylinders, pumps, valves and the like can be improved, the oil consumption of an engine can be reduced, the air intake can be reduced, the temperature of the engine oil can be quickly raised at the same time, the lubricating effect can be further improved, the friction in the engine cylinder can be reduced, the oil consumption of the engine can be reduced, the phenomena of cylinder knocking sound, insufficient power acceleration, weak acceleration and the like of the engine can be heard when the engine is started by water at low temperature, the fuel consumption can be increased, the air intake at the radiator end can be reduced, the temperature rise time of the engine can be shortened, the oil consumption can be reduced, the low-temperature abrasion of the engine can be reduced, and the power performance of engineering machinery can be improved.

Claims

1. The utility model provides a radiator end air-inlet grille device for engineering machine tool, includes aircraft bonnet (13), is equipped with more than one grid blade (3) on aircraft bonnet (13), its characterized in that: the aircraft bonnet (13) is further provided with an input mechanism, a transmission mechanism, a vertical rod B (7) and more than one connecting rod mechanism, the input mechanism is connected with one end of the vertical rod B (7) through the transmission mechanism, the more than one connecting rod mechanism is hinged with the vertical rod B (7), and each connecting rod mechanism is installed between the two grating blades (3).

2. The radiator end grille shutter arrangement for a construction machine according to claim 1, wherein: the connecting rod mechanism comprises a vertical rod A (4), a horizontal rod (5), a rotating shaft A (6) and a rotating shaft B (9), one end of the horizontal rod (5) is hinged with the vertical rod B (7) through the rotating shaft B (9), the other end of the horizontal rod is hinged with the vertical rod A (4) through the rotating shaft A (6), and the vertical rod A (4) is further connected with the grid blade (3).

3. The radiator end grille shutter device for construction machinery according to claim 1 or 2, wherein: the transmission mechanism comprises a gear (10), a rack (11) and a dovetail groove guide rail (12), the gear (10) is installed on the input mechanism, the rack (11) is installed on the dovetail groove guide rail (12), the gear (10) is in meshed transmission connection with the rack (11), and the rack (11) is further connected with one end of a vertical rod B (7).

4. The radiator end grille shutter arrangement for a construction machine according to claim 3, wherein: the input mechanism comprises a motor (1) and a motor rotating shaft (2), the motor (1) is installed on a hood (13), the output end of the motor (1) is connected with the motor rotating shaft (2), and a gear (10) is installed on the motor rotating shaft (2).