CN113446250B

CN113446250B - Solar exhaust fan

Info

Publication number: CN113446250B
Application number: CN202110921440.0A
Authority: CN
Inventors: 郑鹏
Original assignee: Zhejiang Eclair Electric Technology Co ltd
Current assignee: Zhejiang Eclair Electric Technology Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-10-18
Anticipated expiration: 2041-08-11
Also published as: CN113446250A

Abstract

The application relates to a solar exhaust fan, which comprises a shell, a motor, fan blades and a solar panel; an air outlet is formed in the upper end of the shell; the rain shield also comprises a base, an installation mechanism and a rain shield; the base is provided with an air inlet, the base is used for being connected to a roof and covering a ventilation opening of the roof, and the air inlet is communicated with the ventilation opening; the mounting mechanism is arranged between the base and the shell, and enables the air outlet to be vertically upward; the rain shield is connected above the shell, the rain shield is provided with a rain sheltering space, the rain sheltering space penetrates through the rain shield downwards, and the upper end of the shell extends into the rain sheltering space; and the solar panel is connected to the upper end of the rain shield. When raining and no wind exists, the solar panel or the mounting plate blocks raindrops, and the collected rainwater flows downwards along the rain baffle plate; when raining and accompanying strong wind, raindrops fall obliquely, at the moment, the rain baffle blocks the raindrops, and the probability that rainwater enters the room through the shell and the ventilation opening is reduced.

Description

Solar exhaust fan

Technical Field

The application relates to the field of exhaust fans, in particular to a solar exhaust fan.

Background

The exhaust fan is an air conditioning appliance which drives fan blades to rotate by a motor to drive airflow so as to exchange indoor air and outdoor air. The purpose of the exhaust air is to remove dirty air from the room and to adjust the temperature and humidity.

The solar exhaust fans of the factory building are mostly installed on the roof, and ventilation openings need to be formed on the roof. The solar exhaust fan comprises a shell, a motor, fan blades and a solar panel. The shell is fixedly connected to the roof and covers the ventilation opening, the shell is arranged in a hollow mode, and an air outlet is formed in the upper end of the shell; the motor and the fan blade are arranged in the shell; the solar panel is fixedly connected above the shell and used for receiving solar energy and outputting electric energy to the motor. Meanwhile, the solar panel can also be used for shielding rainwater falling vertically, and the rainwater is prevented from entering the room through the shell and the ventilation opening.

However, if the rain falls with strong wind, the raindrops fall obliquely and may enter the room through the housing and the ventilation opening.

Disclosure of Invention

In order to reduce the rainwater and get into indoor probability through casing, vent, this application provides a solar energy exhaust fan.

The application provides a solar energy exhaust fan adopts following technical scheme:

a solar exhaust fan comprises a shell, a motor, fan blades and a solar panel; an air outlet is formed in the upper end of the shell; the rain shield also comprises a base, an installation mechanism and a rain shield;

the base is provided with an air inlet, the base is used for being connected to a roof and covering a ventilation opening of the roof, and the air inlet is communicated with the ventilation opening;

the mounting mechanism is arranged between the base and the shell;

the rain shield is connected above the shell, the rain shield is provided with a rain sheltering space, the rain sheltering space penetrates through the rain shield downwards, and the upper end of the shell extends into the rain sheltering space; and the solar panel is connected to the upper end of the rain shield.

Preferably, the mounting mechanism is arranged at the upper end of the base and comprises an adjusting plate, a supporting strip, a water baffle and a fixing piece;

the adjusting plate and the supporting bars are respectively positioned at two sides of the air inlet, and one end of the adjusting plate, which is far away from the base, inclines towards the center of the air inlet;

the two water baffles are arranged side by side and are respectively positioned at two sides of the air inlet; the distribution directions of the two water baffles are perpendicular to the distribution directions of the adjusting plates and the supporting bars;

the shell is sleeved to the peripheries of the adjusting plate, the supporting bar and the water baffle; the mounting is equipped with a plurality ofly, at least one the mounting runs through casing and regulating plate, at least one in proper order the mounting runs through casing and support bar, at least one in proper order the mounting runs through casing and breakwater in proper order.

By adopting the technical scheme, during installation, the lower end surface of the base is attached to the roof based on the inclined condition of the roof, and the adjusting plate is positioned below the support bars in an inclined manner; the shell is sleeved with the adjusting plate, the supporting bar and the periphery of the water baffle; meanwhile, the angle of the shell is adjusted by taking the part of the shell contacting with the supporting bar as a fulcrum until the air outlet is vertically upward; and finally, the fixed connection between the shell and the base is completed by utilizing the fixing piece.

Preferably, the rain shield comprises a mounting plate and a rain shield; the upper end of the mounting plate is provided with an embedded groove, and the solar panel is embedded in the embedded groove; the plurality of rain baffles are arranged along the circumferential direction of the mounting plate in sequence; and the rain sheltering space is surrounded by the plurality of rain sheltering plates and the mounting plate.

By adopting the technical scheme, when raining and no wind exists, the solar panel or the mounting plate blocks raindrops, and the collected rainwater flows downwards along the rain shielding plate; when raining and accompanying strong wind, raindrops fall obliquely, at the moment, the rain baffle blocks the raindrops, and the probability that rainwater enters the room through the shell and the ventilation opening is reduced.

Preferably, the bottom wall of the caulking groove is a curved surface; the mounting panel is equipped with the hole that leaks, just the hole that leaks is located the lowest of caulking groove diapire.

Through adopting above-mentioned technical scheme, collect the rainwater in the caulking groove and flow along the caulking groove diapire under the action of gravity to the rainwater is in time followed the hole of leaking and is discharged.

Preferably, the lower surface of the mounting plate is provided with a guide cone, the guide cone is arranged in a hollow manner, and the diameter large end of the guide cone is upward; the water leakage hole is positioned at the small diameter end of the diversion cone.

Preferably, the shell comprises a body and a flow guide cover, a water collecting tank and a water draining tank which are mutually communicated are arranged on the upper end surface of the flow guide cover, and the water collecting tank is positioned right below the water leakage hole; the periphery of the air guide sleeve is provided with a drain hole which is communicated with the drainage groove; the air guide sleeve is also provided with a guide hole, and the guide hole penetrates through the air guide sleeve along the vertical direction.

Through adopting above-mentioned technical scheme, the rainwater of caulking groove falls from the hole that leaks to in dropping to the water catch bowl, the rainwater is discharged outside the casing via the wash port at last, reduces the rainwater and passes through casing, the indoor probability of vent entering.

Preferably, a sealant is arranged between the surface of the solar panel and the side wall of the caulking groove.

Preferably, the device further comprises an adjusting mechanism; the adjusting mechanism is arranged between the shell and the rain shield;

the adjusting mechanism comprises an air bag and a supporting cylinder; the air bags are connected to the rain baffles and correspond to the rain baffles one by one; the cylinder body and the piston rod of the supporting cylinder are respectively hinged with the shell and the rain shield; the number of the supporting cylinders is consistent with that of the air bags, and the supporting cylinders are arranged around the circumference of the shell at intervals;

meanwhile, the supporting cylinders positioned on the two sides of the shell are communicated with the air bag.

Through adopting above-mentioned technical scheme, daytime, when sunshine shines a certain weather shield for this weather shield temperature risees, then connects gasbag on this weather shield and heaies up thereupon, and the gaseous inflation in the gasbag, the piston rod of the support jar that then corresponds stretches out, and then makes the one end that this weather shield was kept away from to the weather shield lift up, then the contained angle of solar panel and sunshine is close 90 more, so that the better receipt solar energy of solar panel and output electric energy.

Preferably, the supporting cylinder is a hydraulic cylinder, and the adjusting mechanism further comprises a connecting pipe and a piston; one end of the connecting pipe is communicated with the air bag, the other end of the connecting pipe is communicated with the supporting cylinder, and the piston is embedded in the connecting pipe in a sliding mode and is sealed in a sliding mode.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when raining and no wind exists, the solar panel or the mounting plate blocks raindrops, and the collected rainwater flows downwards along the rain baffle plate; when raining and accompanied by strong wind, raindrops fall obliquely, and at the moment, the rain baffle plate blocks the raindrops, so that the probability that rainwater enters the room through the shell and the ventilation opening is reduced;

2. when the adjustable roof support is installed, the lower end face of the base is attached to the roof based on the inclined condition of the roof, and the adjusting plate is located below the support bars in an inclined mode; the shell is sleeved with the adjusting plate, the supporting bar and the periphery of the water baffle; meanwhile, the angle of the shell is adjusted by taking the part of the shell contacting with the supporting bar as a fulcrum until the air outlet is vertically upward; finally, the fixed connection between the shell and the base is completed by utilizing the fixing piece;

3. daytime, when sunshine shines a certain weather shield for this weather shield temperature risees, then connects gasbag on this weather shield and heaies up thereupon, and the gas inflation in the gasbag, the piston rod of the support jar that then corresponds stretches out, and then makes the one end that this weather shield was kept away from to the weather shield lift up, then solar panel is close 90 more with the contained angle of sunshine, so that the better receipt solar energy of solar panel and output electric energy.

Drawings

Fig. 1 is a schematic view of the overall structure of a solar exhaust fan in embodiment 1.

Fig. 2 is a schematic structural view of the case and the rain fly in embodiment 1.

FIG. 3 is a schematic structural view of the base and the mounting mechanism in embodiment 1.

Fig. 4 is a schematic view of the installation of the solar exhaust fan in the case of the inclined roof in embodiment 1.

Fig. 5 is an exploded view of the solar exhaust fan of embodiment 1.

Fig. 6 is a sectional view of the solar exhaust fan in embodiment 1.

Fig. 7 is an enlarged view at a in fig. 6.

Fig. 8 is a schematic view of the overall structure of the solar exhaust fan in embodiment 2.

Fig. 9 is a sectional view of the solar exhaust fan in embodiment 2.

Fig. 10 is a schematic view of an adjustment mechanism in embodiment 2.

Description of the reference numerals: 1. a base; 11. an air inlet; 2. an installation mechanism; 21. an adjusting plate; 211. a substrate; 212. an arc-shaped plate; 22. a supporting strip; 23. a water baffle; 24. a fixing member; 3. a housing; 31. an air outlet; 32. a body; 33. a pod; 331. a flow guide hole; 332. a water collection tank; 333. a water discharge tank; 334. a drain hole; 34. a volute; 4. a motor; 5. a fan blade; 6. a rain shield; 61. mounting a plate; 611. caulking grooves; 612. a water leakage hole; 62. a rain shield; 63. a flow guide cone; 7. a solar panel; 8. an adjustment mechanism; 81. an air bag; 82. a support cylinder; 83. a connecting pipe; 84. a piston.

Detailed Description

The present application is described in further detail below with reference to figures 1-10.

The embodiment of the application discloses a solar exhaust fan.

Example 1

Referring to fig. 1 and 2, the solar exhaust fan comprises a base 1, an installation mechanism 2, a shell 3, a motor 4, fan blades 5, a rain shield 6 and a solar panel 7.

Referring to fig. 2 and 3, the base 1 is used for being connected to a roof and covering a ventilation opening of the roof, and the base 1 is provided with an air inlet 11 such that the air inlet 11 communicates with the ventilation opening. 3 hollows of casing set up, and the upper end of casing 3 establishes to air outlet 31, and simultaneously, casing 3 realizes fixed connection in base 1 through installation mechanism 2 to make air outlet 31 vertical up. The motor 4 and the fan blade 5 are both installed in the shell 3, a casing of the motor 4 is fixedly connected with the shell 3, and an output shaft of the motor 4 is fixedly connected with the fan blade 5 so as to drive the fan blade 5 to rotate and further drive air to flow upwards in the shell 3.

The rain shield 6 is connected above the shell 3, the rain shield 6 is provided with a rain sheltering space, the rain sheltering space downwards penetrates through the rain shield 6, the upper end of the shell 3 extends into the rain sheltering space, and the air outlet 31 is positioned in the rain sheltering space; and the solar panel 7 is connected to the upper end of the rain shield 6. Further, spaces through which air flows pass are provided between the upper end of the housing 3 and the inner wall of the rain sheltering space, and between the outer periphery of the housing 3 and the rain shield 6.

Referring to FIG. 3, the mounting mechanism 2 includes an adjusting plate 21, a supporting bar 22, a water guard 23 and a fixing member 24; the air inlet 11 is rectangular, the support bar 22, the water guard plate 23, the adjusting plate 21 and the water guard plate 23 are sequentially arranged on the periphery of the air inlet 11, and in this embodiment, the adjusting plate 21, the support bar 22, the water guard plate 23 and the base 1 are integrally formed by injection molding.

The adjusting plate 21 comprises a base plate 211 and an arc plate 212; the base plate 211 is fixedly connected with the base 1 and is parallel to the supporting bars 22; one end of the arc-shaped plate 212 close to the base 1 is fixedly connected to one end of the base plate 211 far away from the base 1, one end of the arc-shaped plate 212 far away from the base 1 inclines towards the direction close to the support bar 22, meanwhile, the radius of the arc-shaped plate 212 is equal to the distance between the base plate 211 and the support bar 22, and the axis of the arc-shaped plate 212 is parallel to the support bar 22.

Referring to fig. 3 and 4, the housing 3 is sleeved on the supporting bars 22, the water baffles 23 and the adjusting plates 21. A group of opposite two ends of the shell 3 are provided with a supporting part and an adjusting part; the supporting part touches one side of the supporting bar 22 departing from the adjusting plate 21, and the adjusting part touches one side of the adjusting plate 21 departing from the supporting bar 22; at the same time, the inner walls of the other set of opposite ends of the housing 3 touch the side of the two water guards 23 facing away from each other.

Meanwhile, in this embodiment, the fixing members 24 may be bolts, and a plurality of fixing members 24 are arranged around the circumference of the housing 3 at intervals, and the fixing members 24 sequentially penetrate through the housing 3, the supporting bars 22, the housing 3, the water baffles 23, the housing 3 and the adjusting plate 21, so as to achieve the fixed connection between the housing 3 and the base 1.

When the roof is installed, the lower end surface of the base 1 is attached to the roof based on the inclined condition of the roof, and the adjusting plate 21 is positioned obliquely below the supporting bars 22; the shell 3 is sleeved on the peripheries of the adjusting plate 21, the supporting bar 22 and the water baffle 23; meanwhile, the angle of the shell 3 is adjusted by the shell 3 by taking the supporting part as a fulcrum until the air outlet 31 is vertically upward; finally, the fixed connection is completed by means of the fixing member 24.

Referring to fig. 5, in the present embodiment, the rain fly 6 is fixedly connected to the housing 3 by four posts. The rain shield 6 includes an attachment plate 61 and a rain shield plate 62 which are integrally injection-molded. Mounting panel 61 level sets up, and the upper end of mounting panel 61 is equipped with caulking groove 611, and solar panel 7 inlays in caulking groove 611, and is equipped with sealed glue between solar panel 7 and the caulking groove 611 lateral wall to realize fixed connection between the two.

The rain baffles 62 are provided with four blocks and are sequentially arranged along the circumferential direction of the mounting plate 61, meanwhile, the upper ends of the rain baffles 62 are flush with the upper end of the mounting plate 61, and the four rain baffles 62 and the mounting plate 61 surround a rain sheltering space.

Referring to fig. 5 and 6, the rain shield 6 further includes a guiding cone 63, and the guiding cone 63 and the mounting plate 61 are integrally injection-molded. The flow guide cone 63 is positioned below the mounting plate 61 and at the center of the mounting plate 61; and the major diameter end of the deflector cone 63 is upward.

The housing 3 includes a body 32, a shroud 33, and a scroll 34. The motor 4 and the fan blade 5 are both arranged in the body 32; the air guide sleeve 33 is fixedly connected to the upper end of the body 32, the air guide sleeve 33 is provided with a guide hole 331, the guide hole 331 vertically penetrates through the air guide sleeve 33, the guide holes 331 are arranged in a plurality at intervals along the circumferential direction of the air guide sleeve 33, and a guide sheet is formed between the adjacent guide holes 331.

The motor 4 is operated such that the air flows upward in the housing 3, and the guide hole 331 guides the air flow vertically upward.

The scroll 34 is fixedly connected above the air guide sleeve 33, and the inner diameter of the scroll 34 increases with the distance from the air guide sleeve 33, so that the scroll 34 matches with the outer surface of the guide cone 63 to guide the air flow to diffuse.

Meanwhile, the guiding cone 63 is hollow and communicated with the caulking groove 611, so that the bottom wall of the caulking groove 611 is a curved surface. And the diameter small end of the diversion cone 63 is provided with a water leakage hole 612. If the sealant between the solar panel 7 and the side wall of the caulking groove 611 is aged and cracked, the rainwater penetrating through the cracked part flows along the bottom wall of the caulking groove 611 under the action of gravity and drops downwards from the water leakage hole 612.

Referring to fig. 6 and 7, a water collecting groove 332 and a water draining groove 333 which are communicated with each other are arranged on the upper end surface of the air guide sleeve 33, and the water collecting groove 332 is positioned right below the water leakage hole 612; a drain hole 334 is formed in the periphery of the air guide sleeve 33, and the drain hole 334 is communicated with a drain groove 333; the rainwater dropping downward from the water leakage hole 612 falls into the water collection tank 332, and is discharged to the outside of the housing 3 through the water discharge tank 333 and the water discharge hole 334.

Example 2

Referring to fig. 8 and 9, in this embodiment, the rain shield 6 is black, and the solar exhaust fan further includes an adjusting mechanism 8, wherein the adjusting mechanism 8 is connected between the housing 3 and the rain shield 6 to adjust the angle of the rain shield 6 and the upper solar panel 7 based on the position of the sun.

The adjustment mechanism 8 includes an air bag 81 and a support cylinder 82. The air bags 81 are connected to the rain blocking plate 62 and correspond one to one; in this embodiment, the rain-shielding plates 62 are disposed in a hollow state to form the air bag 81, and the inner spaces of any two rain-shielding plates 62 are not communicated; the cylinder body and the piston rod of the supporting cylinder 82 are hinged to the shell 3 and the rain shield 6 through spherical hinges respectively; the number of the supporting cylinders 82 is the same as the number of the air bags 81, that is, in the present embodiment, four supporting cylinders 82 are provided; and four support cylinders 82 are provided at intervals around the circumference of the housing 3.

Referring to fig. 9 and 10, the supporting cylinder 82 is a hydraulic cylinder, and the adjusting mechanism 8 further includes a connecting pipe 83 and a piston 84. The pistons 84 correspond to the connecting pipes 83 one by one, and the pistons 84 are slidably embedded in the connecting pipes 83 and are sealed in a sliding manner. In the present embodiment, the total number of the connection pipes 83 is eight, and two connection pipes 83 correspond to one airbag 81.

Meanwhile, the support cylinders 82 provided at both sides of the housing 3 are connected to the air bag 81 through the connection pipe 83, and the separation of the hydraulic oil from the air in the air bag 81 is achieved by the piston 84.

The implementation principle of the embodiment 2 is as follows: daytime, when certain weather shield 62 is shone to sunshine for this weather shield 62 temperature risees, then connects gasbag 81 on this weather shield 62 and heaies up thereupon, and the gaseous inflation in the gasbag 81, then the piston rod of the support jar 82 that corresponds stretches out, and then makes the one end that this weather shield 62 was kept away from to weather shield 6 lift up, then the contained angle of solar panel 7 and sunshine is close 90 more, so that the better receipt solar energy of solar panel 7 and output electric energy.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A solar exhaust fan comprises a shell (3), a motor (4), fan blades (5) and a solar panel (7); an air outlet (31) is formed in the upper end of the shell (3); the method is characterized in that: the rain shield also comprises a base (1), an installation mechanism (2) and a rain shield (6);

the base (1) is provided with an air inlet (11), the base (1) is used for being connected to a roof and covering a ventilation opening of the roof, and the air inlet (11) is communicated with the ventilation opening;

the mounting mechanism (2) is arranged between the base (1) and the shell (3), and enables the air outlet (31) to be vertically upward;

the rain shield (6) is connected above the shell (3), the rain shield (6) is provided with a rain sheltering space, the rain sheltering space downwards penetrates through the rain shield (6), and the upper end of the shell (3) extends into the rain sheltering space; the solar panel (7) is connected to the upper end of the rain shield (6);

the rain shield (6) comprises an installation plate (61) and a rain shield plate (62); the upper end of the mounting plate (61) is provided with a caulking groove (611), and the solar panel (7) is embedded in the caulking groove (611); a plurality of rain baffles (62) are arranged and are sequentially arranged along the circumferential direction of the mounting plate (61); the rain sheltering space is surrounded by the plurality of rain sheltering plates (62) and the mounting plates (61);

the bottom wall of the caulking groove (611) is set to be a curved surface; the mounting plate (61) is provided with a water leakage hole (612), and the water leakage hole (612) is positioned at the lowest part of the bottom wall of the caulking groove (611);

the shell (3) comprises a body (32) and a flow guide cover (33), a water collecting tank (332) and a water discharging tank (333) which are mutually communicated are arranged on the upper end face of the flow guide cover (33), and the water collecting tank (332) is positioned right below the water leakage hole (612); a drain hole (334) is formed in the periphery of the air guide sleeve (33), and the drain hole (334) is communicated with a drain groove (333); the air guide sleeve (33) is further provided with an air guide hole (331), and the air guide hole (331) penetrates through the air guide sleeve (33) along the vertical direction.

2. A solar exhaust fan as claimed in claim 1, wherein: the mounting mechanism (2) is arranged at the upper end of the base (1), and the mounting mechanism (2) comprises an adjusting plate (21), a supporting strip (22), a water baffle (23) and a fixing piece (24);

the adjusting plate (21) and the supporting strips (22) are respectively positioned at two sides of the air inlet (11), and one end, far away from the base (1), of the adjusting plate (21) inclines towards the center of the air inlet (11);

the two water baffles (23) are arranged side by side, and the two water baffles (23) are respectively positioned at two sides of the air inlet (11); the distribution directions of the two water baffles (23) are perpendicular to the distribution directions of the adjusting plate (21) and the supporting strips (22);

the shell (3) is sleeved to the peripheries of the adjusting plate (21), the supporting bar (22) and the water baffle (23); fixing piece (24) are equipped with a plurality ofly, at least one fixing piece (24) run through casing (3) and regulating plate (21), at least one in proper order fixing piece (24) run through casing (3) and support bar (22), at least one in proper order fixing piece (24) run through casing (3) and breakwater (23) in proper order.

3. A solar exhaust fan as claimed in claim 1, wherein: the lower surface of the mounting plate (61) is provided with a diversion cone (63), the diversion cone (63) is arranged in a hollow manner, and the large diameter end of the diversion cone (63) is upward; the water leakage hole (612) is positioned at the diameter small end of the diversion cone (63).

4. A solar exhaust fan as claimed in claim 1, wherein: and a sealant is arranged between the surface of the solar panel (7) and the side wall of the caulking groove (611).

5. A solar exhaust fan as claimed in claim 1, wherein: also comprises an adjusting mechanism (8); the adjusting mechanism (8) is arranged between the shell (3) and the rain shield (6) and is used for adjusting the angle of the rain shield (6);

the adjusting mechanism (8) comprises an air bag (81) and a supporting cylinder (82); the air bags (81) are connected to the rain baffles (62) and correspond to each other one by one; the cylinder body and the piston rod of the supporting cylinder (82) are respectively hinged with the shell (3) and the rain shield (6); the number of the supporting cylinders (82) is consistent with that of the air bags (81), and the supporting cylinders (82) are arranged around the circumferential direction of the shell (3) at intervals;

meanwhile, support cylinders (82) positioned at both sides of the shell (3) are communicated with the air bag (81).

6. A solar exhaust fan as defined in claim 5, wherein: the supporting cylinder (82) is a hydraulic cylinder, and the adjusting mechanism (8) further comprises a connecting pipe (83) and a piston (84); one end of the connecting pipe (83) is communicated with the air bag (81), the other end of the connecting pipe (83) is communicated with the supporting cylinder (82), and the piston (84) is embedded in the connecting pipe (83) in a sliding mode and is sealed in a sliding mode.