CN219638948U - Water tank cooling air inlet net cover - Google Patents

Abstract

The utility model relates to the technical field of harvester accessories, in particular to a water tank cooling air inlet net cover, which comprises: the net cover shell is provided with a round hole in the central position, a grid plate is rotationally arranged in the round hole, a driving device is arranged in the middle of the rear end face of the grid plate and connected with the net cover shell through a support and used for driving the grid plate to rotate, a vent pipe is arranged at the lower position of the inner side of the net cover shell, the upper end of the vent pipe is fixedly connected with the support, a fan is arranged at the lower end of the vent pipe, a wind groove is formed in one face, corresponding to the grid plate, of the vent pipe, a wind shield is fixedly connected with the middle of the front end face of the grid plate, the wind shield corresponds to the position of the vent pipe, the wind shield is fixedly connected with a stop bar at the side part of the wind shield. The beneficial effects are that: the wind shield is provided with the stop bars which are matched with the rotation of the grid tray, so that sundries adsorbed on the grid tray can be pushed down.

Description

Water tank cooling air inlet net cover

Technical Field

The utility model relates to the technical field of harvester accessories, in particular to a water tank cooling air inlet net cover.

Background

The harvester is a machine for harvesting crops integrally. Harvesting and threshing are completed once, grains are concentrated in a storage bin, then the grains are conveyed to a transport vehicle through a conveyor belt, or alternatively, the grains can be harvested manually, straw of crops such as rice, wheat and the like is laid in the field, and then the grains are picked up and threshed by a grain harvesting machine.

When the harvester works for a long time, the engine can generate a large amount of heat, and the engine needs to be cooled continuously to ensure the normal operation of the engine, and a radiator is usually adopted for radiating and cooling. In the prior art, the radiator is formed by combining two independent components of an oil radiator and a water radiator, is arranged on the water tank bracket in a front-back parallel manner, and drives airflow to flow through a fan rotating at a high speed, so that heat of the water tank is dispersed into air, and the purpose of cooling is achieved. Because more sundries such as dust, straw slag and the like exist in the working environment of the harvester, in order to ensure the normal operation of the fan, a net cover is generally covered outside the fan to prevent the sundries from entering the fan. But the mesh enclosure is easily blocked by sundries such as dust, straw slag and the like, the radiator cannot suck more air with low temperature, and the engine still can be caused to be at high temperature.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the water tank cooling air inlet net cover, which solves the problem that the existing air inlet net cover is easy to be blocked.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a water tank cooling air intake screen, comprising: the net cover shell, the central point of net cover shell puts and is equipped with the round hole, the round hole internal rotation is equipped with a net dish, net dish rear end face middle part is equipped with a drive arrangement, drive arrangement through a support with net cover shell is connected for drive net dish rotates, and net cover shell inboard lower part position is equipped with a ventilation pipe, the upper end of ventilation pipe with support fixed connection, the lower extreme of ventilation pipe is equipped with a fan, the ventilation pipe with be equipped with the wind groove on the one side that the net dish corresponds, the preceding terminal surface middle part fixedly connected with of net dish a deep bead, the deep bead with the position of ventilation pipe corresponds, the deep bead with the fixed position of net cover shell, the deep bead is cavity thin wall structure, the trailing flank and the downside of deep bead are open structure, the lateral part fixedly connected with of deep bead with a shelves strip that net dish is close to, the deep bead is close to one side of shelves strip is equipped with an opening.

Further, the number of the wind grooves is two.

Further, the shelves strip is the triangular iron, a side of shelves strip with the net dish is close to the setting.

Further, both sides are equipped with a ring board respectively around the round hole, two the excircle of ring board with the screen panel shell passes through bolt fixed connection, the net dish is located two between the ring board is used for with the net dish limit is located in the ring board.

Further, the net cover shell and the grid plate are both of screen structures.

Further, the driving device includes: the device comprises a first gear, a second gear, a motor and a central shaft, wherein one end of the central shaft is fixedly connected with a support, the other end of the central shaft penetrates through the grid disc and is fixedly connected with a wind shield, the first gear is fixedly connected with the middle part of the grid disc, the first gear is rotatably connected with the central shaft, the first gear is meshed with the second gear, the motor is fixedly connected with the support, and the motor drives the second gear to rotate.

Further, a relay and an inverter are arranged in the net cover shell, the inverter is electrically connected with the fan, and the relay is electrically connected with the fan and the motor respectively.

Compared with the prior art, the utility model has the following beneficial effects: the wind shield is provided with the stop bars which are matched with the rotation of the grid tray, so that sundries adsorbed on the grid tray can be pushed down; according to the utility model, dust on the grid tray can be blown off through the ventilation pipe, and the dust can fall off through the wind shield; the two air grooves are arranged on the ventilating pipe, so that the wind speed and the wind pressure are high, and the grid tray can be effectively prevented from being blocked by dust.

Drawings

FIG. 1 is a schematic view of the front side of the present utility model;

FIG. 2 is a schematic view of the rear side of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

FIG. 4 is a schematic diagram of a driving apparatus according to the present utility model;

FIG. 5 is a schematic view of the structure of the wind deflector of the present utility model;

fig. 6 is a schematic structural view of the vent tube of the present utility model.

In the figure: 1. a net cover; 2. a round hole; 3. a grid tray; 4. a driving device; 41. a first gear; 42. a second gear; 43. a motor; 44. a center shaft; 5. a bracket; 6. a ventilation pipe; 7. a blower; 8. a wind groove; 9. a wind deflector; 10. a stop bar; 11. a circular plate; 12. an inverter; 13. and a relay.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be clearly and completely described in connection with the following specific embodiments.

As shown in fig. 1, 2 and 3, a water tank cooling air intake net cover includes: the net housing 1, the central point of net housing 1 is equipped with round hole 2, and both sides are equipped with a ring board 11 respectively around the round hole 2, and the excircle of two ring boards 11 passes through bolt fixed connection with net housing 1, is equipped with a net dish 3 between two ring boards 11, and net dish 3 rear end face middle part is equipped with a drive arrangement 4, and drive arrangement 4 passes through a support 5 to be connected with net housing 1, and net housing 1 and net dish 3 are screen cloth structure (not shown in the figure).

As shown in fig. 4, the driving device 4 includes: the first gear 41, the second gear 42, the motor 43 and the center shaft 44, one end of the center shaft 44 is fixedly connected with the bracket 5, the other end of the center shaft 44 penetrates through the grid tray 3, the first gear 41 is fixedly connected with the middle of the grid tray 3, the first gear 41 is rotationally connected with the center shaft 44, the first gear 41 is meshed with the second gear 42, the motor 43 is fixedly connected to the bracket 5, the motor 43 drives the second gear 42 to rotate through a gear box, the second gear 42 transmits rotation to the first gear 41, and the grid tray 3 is driven to rotate by the first gear 41.

As shown in fig. 6, a ventilation pipe 6 is arranged at the lower part of the inner side of the net housing 1, the ventilation pipe 6 is of a hollow structure, the upper end of the ventilation pipe 6 is fixedly connected with the bracket 5, a fan 7 is arranged at the lower end of the ventilation pipe 6, two air grooves 8 are arranged on one surface of the ventilation pipe 6 corresponding to the net tray 3, the two air grooves 8 enable the wind speed and the wind pressure of air blown out through the two air grooves 8 to be large, as shown in fig. 5, a wind shield 9 is fixedly connected at the front end of a center shaft 44, the wind shield 9 corresponds to the position of the ventilation pipe 6, the wind shield 9 is fixed with the position of the net housing 1, the wind shield 9 is of a hollow thin-wall structure, the rear side and the lower side of the wind shield 9 are of an open structure, and an opening is arranged on one side of the wind shield 9.

The fan 7 inputs air into the ventilation pipe 6, and the air is blown out by two wind grooves 8 arranged on the ventilation pipe 6, passes through the grid tray 3, is intercepted by the wind shield 9, is used for blowing dust in the meshes on the grid tray 3, and is discharged from the lower end of the wind shield 9 through the limitation of the wind shield 9.

The lateral part fixedly connected with shelves strip 10 of deep bead 9, shelves strip 10 are the triangular iron, and a side and the net dish 3 of shelves strip 10 press close to the setting, and the opening of deep bead 9 sets up in the one side that is close to shelves strip 9.

The net housing 1 is sleeved outside the radiator of the harvester water tank, and when the harvester works, the fan on the radiator of the water tank sucks air and cools the water tank. Sundries such as dust, straw scraps and the like are blocked by the net cover shell 1, and are prevented from entering the fan to damage the machine. When sundries such as dust and straw scraps on the net cover shell 1 block the net cover shell 1, the driving device 4 and the fan 7 are started, and when the grid plate 3 rotates to the position of the stop bar 10, the stop bar 10 can push sundries such as straw scraps on the grid plate 3 away from the grid plate 3, when fine dust follows the grid plate 3, enters the inside of the wind shield 9 through an opening formed in the side part of the wind shield 9, the dust on the grid plate 3 is blown off by air blown out of the air groove 8, and the dust is discharged through the lower part of the wind shield 9, so that the grid plate 3 can be prevented from being blocked by the dust.

The inside of the net housing 1 is provided with a relay 13 and an inverter 12, the inverter 12 is electrically connected with the fan 7 and is connected with a power supply of the harvester, the power supply voltage of the harvester is 24v, and the harvester can be directly supplied to the motor 43 for use. In order to ensure the impurity removal efficiency, the fan 7 has larger power, so that the required voltage is larger, and an inverter is required to be used for raising the voltage to 48v.

The relay 13 is respectively electrically connected with the fan 7 and the motor 43, and the working interval and the working time of the fan 7 and the motor 43 can be adjusted through the relay 13, so that dust and sundries on the net housing 1 can be removed. But also can save electric power.

Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art may modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features thereof; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (7)

1. The utility model provides a water tank cooling air inlet screen panel which characterized in that includes: the net cover shell (1), the central position of net cover shell (1) is equipped with round hole (2), the round hole (2) rotation is equipped with a net dish (3), net dish (3) rear end face middle part is equipped with a drive arrangement (4), drive arrangement (4) through a support (5) with net cover shell (1) is connected for driving net dish (3) to rotate, net cover shell (1) inboard lower part position is equipped with a ventilation pipe (6), the upper end of ventilation pipe (6) with support (5) fixed connection, the lower extreme of ventilation pipe (6) is equipped with a fan (7), be equipped with wind groove (8) on the one side that ventilation pipe (6) with net dish (3) corresponds, net dish (3) front end face middle part fixedly connected with a deep bead (9), deep bead (9) with the position of ventilation pipe (6) corresponds, deep bead (9) with net cover shell (1) is fixed, deep bead (9) are hollow thin wall structure, the back side of deep bead (9) and the side be the net dish (3) is that an open side is connected with (10), an opening is arranged on one side of the wind shield (9) close to the baffle strip (10).

2. A tank cooling air intake screen according to claim 1, characterized in that the number of air grooves (8) is two.

3. The water tank cooling air inlet net cover according to claim 1, wherein the baffle strip (10) is made of triangular iron, and one side edge of the baffle strip (10) is arranged close to the grid tray (3).

4. The cooling air inlet net cover for the water tank according to claim 1, wherein a circular ring plate (11) is respectively arranged on the front side and the rear side of the circular hole (2), the outer circles of the two circular ring plates (11) are fixedly connected with the net cover shell (1) through bolts, and the grid plate (3) is positioned between the two circular ring plates (11) and used for limiting the grid plate (3) in the circular ring plate (11).

5. The water tank cooling air inlet net cover according to claim 1, wherein the net cover shell (1) and the net plate (3) are of a screen structure.

6. A tank cooling air intake screen according to claim 1, wherein the driving means (4) comprises: the novel wind screen comprises a first gear (41), a second gear (42), a motor (43) and a center shaft (44), wherein one end of the center shaft (44) is fixedly connected with a support (5), the other end of the center shaft penetrates through a grid disc (3) and is fixedly connected with a wind screen (9), the first gear (41) is fixedly connected with the middle part of the grid disc (3), the first gear (41) is rotatably connected with the center shaft (44), the first gear (41) is meshed with the second gear (42), the motor (43) is fixedly connected with the support (5), and the motor (43) drives the second gear (42) to rotate.

7. The water tank cooling air inlet net cover according to claim 6, wherein a relay (13) and an inverter (12) are arranged in the net cover shell (1), the inverter (12) is electrically connected with the fan (7), and the relay (13) is electrically connected with the fan (7) and the motor (43) respectively.