Heat dissipation device of wind driven generator

Abstract

The utility model relates to the technical field of heat dissipation of wind driven generators, in particular to a heat dissipation device of a wind driven generator, which comprises a casing, a driving mechanism, a heat dissipation structure and a cleaning mechanism. The driving mechanism comprises an upper baffle, a lower baffle, a driver, a lead screw and a positioning rod, the lead screw is located in the upper baffle, and the positioning rod is fixed in the lower baffle; the heat dissipation structure comprises an air inlet fan, a first filter screen and a second filter screen, upper moving blocks are arranged on the upper end faces of the first filter screen and the second filter screen and arranged on the periphery of the lead screw in a sleeving mode, lower moving blocks are arranged on the lower end faces of the first filter screen and the second filter screen, and the lower moving blocks are arranged on the periphery of the positioning rod in a sleeving mode. The cleaning mechanism comprises a mounting plate and a scrubbing brush structure located on the inner side face of the mounting plate. According to the heat dissipation device of the wind driven generator, the problem that dust is prone to being collected in the heat dissipation process of the generator is solved, a water cleaning mode is not needed, the requirement for light weight of the wind driven generator is met, and manual dust removal work can be omitted.

Description

TECHNICAL FIELD

[0001] The utility model relates to wind driven generator heat dissipation technical field, concretely relates to a wind driven generator heat dissipation device. BACKGROUND

[0002] Wind power generation is a kind of renewable energy technology using wind energy to drive wind driven generator to convert kinetic energy into electric energy, as one of the fastest growing clean energy in the world, it plays an important role in responding to climate change and energy transformation, wind driven generator in the long-term working process, in addition to converting kinetic energy into electric energy, also produce a lot of heat energy, heat energy needs to be discharged from the shell, otherwise it will increase the temperature inside the shell, make the coil of generator in high temperature state, can reduce the efficiency and service life of generator, therefore, wind driven generator can be provided with heat dissipation device, the types of existing heat dissipation device include air cooling heat dissipation and liquid cooling heat exchange, wherein the structure of liquid cooling is complex, and the later maintenance cost is high, and although air cooling heat dissipation is simple in structure and low in cost, but in long-term use, it is easy to accumulate dust, and manual cleaning is needed in later period, otherwise it will affect the heat dissipation effect, if the way of water cleaning treatment is adopted, due to the height of wind driven generator, it is not realistic to install water source on the generator, even if the problem of water source is solved by installing water storage tank, but this undoubtedly greatly increases the weight of the entire wind power generation device, does not meet the requirement of light weight of wind power generation device. SUMMARY

[0003] In view of the above problems, the main purpose of the utility model is to provide a wind driven generator heat dissipation device, solve the problem that dust is easy to accumulate in the process of generator heat dissipation, and do not need water cleaning method, meet the requirement of light weight of wind power generation device, also can avoid manual dust removal work.

[0004] In order to achieve the above purpose, the utility model provides a wind driven generator heat dissipation device, including shell, drive mechanism, heat dissipation structure and cleaning mechanism, wherein the shell is provided with air inlet and air outlet, and the shell is used for installing wind driven generator;Drive mechanism includes upper baffle, lower baffle, driver, lead screw and positioning rod, the lead screw is located in the upper baffle, and the positioning rod is fixed in the lower baffle;Heat dissipation structure includes air inlet fan, first filter screen and second filter screen, the upper end surface of first filter screen and second filter screen is equipped with upper moving block, and the upper moving block is sleeved on the outer periphery of lead screw, the lower end surface of first filter screen and second filter screen is equipped with lower moving block, and the lower moving block is sleeved on the outer periphery of positioning rod;Cleaning mechanism includes mounting plate and hard hair brush structure on the inner side surface of mounting plate, the upper end of mounting plate is fixed on the outer side surface of upper baffle, and the lower end is fixed on the outer side surface of lower baffle.

[0005] Further, the upper baffle and the lower baffle are fixed on the casing and are located above and below the air inlet respectively, the screw rod is rotatably located in the upper baffle, and any end of the screw rod passes through the upper baffle and is connected with the output end of the driver through the coupling.

[0006] Further, the air inlet fan is located on the inner side of the air inlet, and the first filter screen and the second filter screen are located on the outer side of the air inlet.

[0007] Further, the driver is fixed on the outer wall of the casing through the mounting frame, and the upper baffle and the lower baffle are fixed on the outer wall of the casing through the hinges.

[0008] Further, the driving mechanism, the heat dissipation structure and the cleaning mechanism are located on any side of the casing, and the first dust box is detachably mounted on the outer wall of the casing, the first dust box is located below the lower baffle, and the bottom of the lower baffle is provided with an open hole.

[0009] Further, the driving mechanism, the heat dissipation structure and the cleaning mechanism are located on the bottom surface of the casing, and the second dust box is detachably mounted below the upper baffle and the lower baffle, the outer side of the upper baffle and the lower baffle is fixedly provided with a supporting plate, one end of the supporting plate is fixedly provided with a stop block, and the two ends of the second dust box are provided with bending plates, the bending plates are respectively slidably arranged on the corresponding supporting plates, and the upper baffle and the lower baffle are provided with a bolt at the end away from the stop block of the supporting plate, so as to fix the bending plates.

[0010] Further, the first filter screen and the second filter screen are respectively provided with two upper moving blocks and two lower moving blocks.

[0011] Further, the first filter screen and the second filter screen are fixedly connected or integrally formed, the upper end surface of the first filter screen and the second filter screen is respectively provided with one upper moving block, and the lower end surface is respectively provided with one lower moving block.

[0012] Through the above technical scheme, the first filter screen and the second filter screen are arranged outside the air inlet fan in the wind driven generator heat dissipation device, so that dust and other foreign matters can be prevented from entering the casing and affecting the normal use of the wind driven generator, in addition, the cleaning structure is further arranged, so that the dust on the first filter screen can be cleaned in time, in the automatic cleaning process, the second filter screen serves as a standby filter screen, so as not to affect the normal heat dissipation use in the equipment, and the cleaning structure of the utility model does not need to use the water cleaning mode, so that a water source does not need to be additionally arranged, so that the wind driven generator device will not be subjected to a large weight burden, at the same time, the cleaning mechanism is fully automatic, so that the cleaning does not need to be manually performed in the long-term use process of the wind driven generator, and the normal heat dissipation function can be realized. BRIEF DESCRIPTION OF DRAWINGS

[0013] The utility model will be further explained in detail in combination with the drawings and specific embodiments.

[0014] Figure 1 is a structural schematic view of the wind driven generator heat dissipation device.

[0015] Figure 2 is another angle structural schematic view of the wind driven generator heat dissipation device.

[0016] Figure 3 is a use state view of the wind driven generator heat dissipation device.

[0017] Figure 4 is another angle structural schematic view of the wind driven generator heat dissipation device.

[0018] Figure 5 and Figure 6 is a structural schematic view of the wind driven generator heat dissipation device. Figure 4 is an A part structure enlarged view in the wind driven generator heat dissipation device.

[0019] Explanation of reference signs

[0020] 10, machine shell; 11, hinge; 21, upper baffle; 22, lower baffle; 23, driver; 24, screw rod; 25, positioning rod; 31, first filter screen; 32, second filter screen; 33, upper moving block; 34, lower moving block; 41, mounting plate; 42, hard hair brush structure; 51, first dust box; 52, second dust box; 53, supporting plate; 54, stop block; 55, bent plate; 56, bolt. Specific implementation

[0021] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. In the following description, a large number of specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the present application, so the present application is not limited by the specific embodiments disclosed below.

[0022] As shown in Figure 1 and Figure 2 , it is a structural schematic view of the wind driven generator heat dissipation device, the wind driven generator heat dissipation device is provided with a machine shell 10, a driving mechanism, a heat dissipation structure and a cleaning mechanism, wherein the machine shell 10 is provided with an air inlet and an air outlet (not shown in the figure), the machine shell 10 is used for installing a wind driven generator; the driving mechanism is provided with an upper baffle 21, a lower baffle 22, a driver 23, a screw rod 24 and a positioning rod 25 (as Figure 4As shown in the figure), the driver 23 is fixed on the outer wall of the casing 10 through a mounting bracket (not shown in the figure), the upper baffle 21 and the lower baffle 22 are fixed on the outer wall of the casing 10 through the hinge 11 and are located above and below the air inlet respectively, the lead screw 24 is rotatably located in the upper baffle 21, and any one end of the lead screw 24 is connected with the output end of the driver 23 through a coupling, and the positioning rod 25 is fixed in the lower baffle 22.

[0023] Please continue to see Figure 1 As shown in the figure), the driver 23 is fixed on the outer wall of the casing 10 through a mounting bracket (not shown in the figure), the upper baffle 21 and the lower baffle 22 are fixed on the outer wall of the casing 10 through the hinge 11 and are located above and below the air inlet respectively, the lead screw 24 is rotatably located in the upper baffle 21, and any one end of the lead screw 24 is connected with the output end of the driver 23 through a coupling, and the positioning rod 25 is fixed in the lower baffle 22. It should be noted that when the heat dissipation structure in the embodiment is in the original state, the first filter screen 31 is opposite to the air inlet, the first filter screen 31 and the second filter screen 32 are the same in structure, and large-particle dust or other foreign matters outside the air inlet can be filtered, so that the casing 10 is prevented from being polluted and the normal use of the wind driven generator is affected.

[0024] In other embodiments, the first filter screen 31 and the second filter screen 32 are fixedly connected or integrally formed, the upper end faces of the first filter screen 31 and the second filter screen 32 are respectively provided with one upper moving block 33, and the lower end faces are respectively provided with one lower moving block 34.

[0025] As Figure 1 As shown in the figure), the driver 23 is fixed on the outer wall of the casing 10 through a mounting bracket (not shown in the figure), the upper baffle 21 and the lower baffle 22 are fixed on the outer wall of the casing 10 through the hinge 11 and are located above and below the air inlet respectively, the lead screw 24 is rotatably located in the upper baffle 21, and any one end of the lead screw 24 is connected with the output end of the driver 23 through a coupling, and the positioning rod 25 is fixed in the lower baffle 22.

[0026] In the use process of the wind driven generator heat dissipation device, please combine Figure 1 and Figure 3As shown, the first filter screen 31 can filter the air entering the air inlet, after being used for a period of time, the first filter screen 31 may exist foreign matter blockage needs cleaning, at this time by starting the drive 23, drive the screw rod 24 rotation, and the upper moving block 33 sleeved on the screw rod 24 is displaced, moves to the direction close to the mounting plate 41, at the same time the first filter screen 31 and the second filter screen 32 move to the same direction, in the embodiment, the first filter screen 31 and the second filter screen 32 can filter the air at the air inlet, and the moving process can also ensure that the filtering work is normal, at this time the second filter screen 32 as a backup filter structure is used at the air inlet, in addition, when the first filter screen 31 passes below the mounting plate 41, the bristle brush structure 42 is arranged on the inner side of the mounting plate 41, the length of the bristle brush structure 42 is greater than the vertical distance between the mounting plate 41 and the first filter screen 31, so the bristle brush structure 42 can completely clean the filter holes on the first filter screen 31, after completing a cleaning, the drive 23 can be set to rotate in the opposite direction, so that the above-mentioned moving parts are displaced in the opposite direction, and finally restored to the original state, that is, the first filter screen 31 is located at the air inlet, the rotation frequency of the drive 23 can be set by a controller and the like, so that the first filter screen 31 is cleaned regularly,

[0027] In other preferred embodiments, the mounting plate 41 is not fixedly connected between the upper baffle 21 and the lower baffle 22, but is movably connected, and can be displaced by other driving devices, at this time the second filter screen 32 can be normally used, when it is used for a long time and needs to be cleaned, the mounting plate 41 is moved, so that the bristle brush structure 42 thereon also cleans the second filter screen 32, or the drive 23 and the second filter screen 32 are directly omitted, the movement of the mounting plate 41 can realize the processing of the first filter screen 31, and the processing process does not affect the normal use, the above various working modes are not limited, and the electrical elements in the text are electrically connected with the controller and the power supply, the control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming of the person skilled in the art, the power supply also belongs to the common knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail.

[0028] Please refer to Figure 1As shown, the driving mechanism, the heat dissipation structure and the cleaning mechanism in the embodiment are located on any one side of the casing 10, and the heat dissipation device of the embodiment is further provided with a first dust box 51 which is detachably mounted on the outer wall of the casing 10, and the first dust box 51 is located below the lower baffle 22, and the bottom of the lower baffle 22 is provided with an open hole, when the cleaning mechanism cleans the blockage on the first filter screen 31, the blockage will automatically fall down and fall into the first dust box 51 through the lower baffle 22, in addition, larger pollutants such as plastic bags, paper and other wastes directly hung on the first filter screen 31 or the second filter screen 32 will also fall into the first dust box 51 under the action of gravity and be collected, since the first dust box 51 is detachably mounted, the staff who regularly overhauls the wind power generation device can handle it at hand, so that the blockage or the pollutants will not be randomly discarded to pollute the surrounding environment.

[0029] Please refer to Figures 4 to 6 As shown, in another embodiment of the heat dissipation device, the driving mechanism, the heat dissipation structure and the cleaning mechanism are located on the bottom surface of the casing 10, because the models of the wind power generation device are different, the installation positions of the heat dissipation devices may be different, and in the embodiment, the air inlet is located on the bottom surface of the casing 10, and the embodiment is provided with a second dust box 52 which is detachably mounted below the upper baffle 21 and the lower baffle 22 (as shown). Figure 4 As shown), the outer side surfaces of the upper baffle 21 and the lower baffle 22 are fixedly provided with supporting plates 53, one end of each supporting plate 53 is fixedly provided with a stop block 54, and the two ends of the second dust box 52 are provided with bending plates 55 which are respectively slidably arranged on the corresponding supporting plates 53, and one end of each supporting plate 53 away from the stop block 54 is provided with a bolt 56 which can block the bending plate 55 to prevent it from falling off. In the use process of the heat dissipation device of the embodiment, the cleaned foreign matters directly fall into the second dust box 52 in the process of cleaning the first filter screen 31, and the second dust box 52 is also detachably mounted, so that the staff can handle it.

[0030] Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

Claims

1. A heat dissipating device for a wind power generator, characterized in that, The utility model relates to a wind turbine cleaning device, including: The shell (10) is equipped with air inlet and air outlet, the shell (10) is used to install wind turbine in; Driving mechanism, including upper baffle (21), lower baffle (22), driver (23), screw rod (24) and positioning rod (25), the screw rod (24) is located in the upper baffle (21), the positioning rod (25) is fixed in the lower baffle (22); Heat dissipation structure, including air inlet fan, first filter screen (31) and second filter screen (32), the upper end surface of first filter screen (31) and second filter screen (32) is equipped with upper moving block (33), the upper moving block (33) is sleeved in the outer periphery of screw rod (24), the lower end surface of first filter screen (31) and second filter screen (32) is equipped with lower moving block (34), and the lower moving block (34) is sleeved in the outer periphery of positioning rod (25); Cleaning mechanism, including mounting plate (41) and hard bristle brush structure (42) on the inner side of mounting plate (41), the upper end of mounting plate (41) is fixed on the outer side of upper baffle (21), and the lower end is fixed on the outer side of lower baffle (22), and the length of hard bristle brush structure (42) is greater than the vertical distance between mounting plate (41) and first filter screen (31).

2. The heat dissipating device for wind power generator according to claim 1, wherein, The upper baffle (21) and lower baffle (22) are fixed on the shell (10) respectively, and are located above and below the air inlet respectively, the screw rod (24) is rotatably located in the upper baffle (21), and any one end of the screw rod (24) passes through the upper baffle (21) and is connected with the output end of the driver (23) through a shaft coupling.

3. The heat dissipating device for wind power generator according to claim 1, wherein The air inlet fan is located on the inner side of the air inlet, and the first filter screen (31) and the second filter screen (32) are located on the outer side of the air inlet.

4. The heat dissipating device for wind power generator according to claim 1, wherein, The driver (23) is fixed on the outer wall of the shell (10) through a mounting frame, and the upper baffle (21) and the lower baffle (22) are fixed on the outer wall of the shell (10) through a hinge (11).

5. The heat dissipating device for wind power generator according to claim 1, wherein The driving mechanism, the heat dissipation structure and the cleaning mechanism are located on any one side of the shell (10), further including a first dust box (51), the first dust box (51) is detachably mounted on the outer wall of the shell (10), the first dust box (51) is located below the lower baffle (22), and the bottom of the lower baffle (22) is provided with an open hole.

6. The heat dissipating device for wind power generator according to claim 1, wherein The driving mechanism, the heat dissipation structure and the cleaning mechanism are located at the bottom surface of the casing (10), and the second dust box (52) is detachably installed below the upper baffle (21) and the lower baffle (22), the outer side surface of the upper baffle (21) and the lower baffle (22) is fixedly provided with a supporting plate (53), one end of the supporting plate (53) is fixedly provided with a stop block (54), both ends of the second dust box (52) are provided with a bending plate (55), the bending plate (55) is respectively slidably arranged on the corresponding supporting plate (53), and one end of the supporting plate (53) away from the stop block (54) on the upper baffle (21) and the lower baffle (22) is provided with a bolt (56) for fixing the bending plate (55).

7. The heat dissipating device for wind power generator according to claim 1, wherein The first filter screen (31) and the second filter screen (32) are respectively provided with two upper moving blocks (33) and two lower moving blocks (34).

8. The wind power generator cooling device according to any one of claims 1 to 6, characterized by, The first filter screen (31) and the second filter screen (32) are fixedly connected or integrally formed, the upper end surface of the first filter screen (31) and the second filter screen (32) is respectively provided with one upper moving block (33), and the lower end surface is respectively provided with one lower moving block (34).

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