CN205841280U - A kind of mosquito-killing electric fan - Google Patents

Abstract

The utility model relates to an electric fan for killing mosquitoes, which comprises a front wind cover, a rear wind cover, fan blades and a fan head. Positioning and rotating in the chamber, the rear windshield is fixedly connected to the fan head; a drive motor is arranged inside the fan head, and its output shaft is connected to the fan blade; it also includes a high-voltage power grid and a mosquito trap, and the high-voltage power grid is arranged on the front side of the fan blade and/or Or on the rear side, the mosquito trap is arranged on the fan head, and the high-voltage power grid and the mosquito trap are respectively electrically connected to the circuit board in the fan head. By setting a high-voltage power grid and a mosquito trap, the traditional electric fan can realize the mosquito killing function, and the traditional electric fan can be integrated with the mosquito killer. In addition, the mosquito trap is arranged on the fan head, which greatly facilitates the maintenance and repair of the mosquito trap by the user.

Description

An electric fan for killing mosquitoes

technical field

The utility model relates to an electric fan, in particular to an electric fan with the function of killing mosquitoes.

Background technique

Chinese patent document number CN20726309Y disclosed a kind of fan mosquito killer on September 21, 2005, specifically discloses to be made up of fan, ultraviolet lamp, naked wire mesh, and the rear of fan blade in the protective cover of fan is provided with naked wire mesh, in naked body The center of the wire mesh is fitted with a UV lamp. In this structure, because the ultraviolet lamp is arranged at the central position of the naked wire net, it is inconvenient to disassemble and maintain, and the operation is troublesome.

Therefore, further improvements are required.

Utility model content

The purpose of the utility model is to overcome the shortcomings of the above-mentioned prior art, and provide a mosquito-killing electric fan with simple design, reasonable structure, convenient maintenance, strong integrity, low cost and long service life.

The purpose of this utility model is achieved in that:

An electric fan for killing mosquitoes, comprising a front windshield, a rear windshield, fan blades and a fan head, the front windshield and the rear windshield are assembled together, and form a ventilated chamber between each other, and the fan blades are positioned and rotated in the chamber , the rear windshield is fixedly connected to the fan head; the fan head is provided with a drive motor, and its output shaft is connected to the fan blade; it is characterized in that it also includes a high-voltage power grid and a mosquito trap, and the high-voltage power grid is arranged on the front side of the fan blade and/or Or on the rear side, the mosquito trap is arranged on the fan head, and the high-voltage power grid and the mosquito trap are respectively electrically connected to the circuit board in the fan head.

The high-voltage power grid is arranged on the rear side of the fan blade, between the fan blade and the rear windshield, and is fixed on the rear windshield.

The fan head includes a casing, which is assembled by a cover and a casing, and the mosquito trap is arranged on the cover or the casing.

The casing is provided with an opening, the edge of the cover is provided with a skirt, the opening edge of the casing is fit and embedded in the skirt, and the mosquito trap is arranged outside the skirt.

A rechargeable battery is arranged in the fan head, and the circuit board is electrically connected to the battery.

The mosquito trap is an ultraviolet lamp.

The high-voltage power grid is composed of several coils and grid supports; the coils are circular with different diameters and coaxial with each other; the grid support extends radially outward from the center with several support arms, and the support arms connect several Coils; the coils are electrically connected to the circuit board.

The electric anti-mosquito fan also includes a fan body and a support seat, the top of the fan body is connected to the fan head, the bottom is adjustable to connect to the support seat, and the fan body is provided with a lighting panel.

The top of the fan body rotates up and down to be provided with a lockable and unlockable connection block, and the fan head is fixedly provided with a fan swing head motor, whose output shaft extends out of the bottom of the fan head and connects to the connection block.

The drive motor and the fan swing motor are respectively electrically connected to the circuit board and controlled by it.

The beneficial effects of the utility model are as follows:

By setting a high-voltage power grid and a mosquito trap, the traditional electric fan can realize the mosquito killing function. When the electric fan works, it has the effect of drawing and blowing air. Among them, the mosquito trap can attract mosquitoes to the draft area, so that the mosquitoes can be sucked into the chamber between the front windshield and the rear windshield, and touch the high-voltage power grid to kill the mosquitoes. It has the effect of killing mosquitoes without affecting the normal use of the electric fan, and integrates the traditional electric fan with the mosquito killer with strong integrity. In addition, the mosquito trap is arranged on the fan head, which greatly facilitates the maintenance and repair of the mosquito trap by the user.

Description of drawings

Fig. 1 is a perspective view of an embodiment of the utility model.

Fig. 2 is a perspective view of another orientation of an embodiment of the present invention.

Fig. 3 is a partially enlarged cross-sectional view of an embodiment of the present invention.

FIG. 4 is a partial enlarged view of A in FIG. 3 .

Fig. 5 is a perspective view of a high voltage power grid in an embodiment of the present invention.

detailed description

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

Referring to Fig. 1-Fig. 4, the electric fan for killing mosquitoes comprises a front wind cover 1, a rear wind cover 2, fan blades 3, a high-voltage power grid 4, a fan head 5, a mosquito trap 6, a fan body 7 and a bracket seat 8; The front windshield 1 and the rear windshield 2 are respectively round-shaped mesh body, the front windshield 1 and the rear windshield 2 are assembled front and back, and form a ventilated chamber between each other, and the fan blade 3 is positioned and rotated in the chamber , to achieve the air blowing effect; the rear air cover 2 is fixedly connected to the fan head 5, and the fan head 5 is provided with a drive motor 12, and its output shaft is connected to the fan blade 3, driven by the drive motor 12, the fan blade 3 rotates at a high speed, and The front side of the fan blade 3 is the air supply side, and the rear side is the exhaust side; the high-voltage grid 4 is arranged on the rear side of the fan blade 3, and the mosquito trap 6 is arranged on the fan head 5, and the fan head 5 is provided with The circuit board 11, the high-voltage grid 4 and the mosquito trap 6 are electrically connected to the circuit board 11 respectively, and the surface of the fan head 5 is provided with a control panel 501. The control panel 501 directly operates the circuit board 11, and the start and start of the drive motor 12 can be controlled respectively by the control panel 501. Stop and speed regulation, switch and voltage of high-voltage grid 4, switch of mosquito trap 6. The structure integrates the electric fan and the mosquito killer to form a whole, and while enjoying the hair dryer, it can also achieve the effect of killing mosquitoes.

Further, the high-voltage power grid 4 is arranged on the rear side of the fan blade 3 , between the fan blade 3 and the rear wind cover 2 , and is fixed on the rear wind cover 2 . There is a gap between the fan blade 3 and the high-voltage power grid 4, and they are not in contact with each other, so as to avoid mutual influence on the work; the rear wind cover 2 and the high-voltage power grid 4 are insulated from each other and cooperate to prevent the exposed rear wind cover 2 from being electrified and hurting people.

Further, the fan head 5 includes a casing, which is assembled by a cover 9 and a casing 10 , the mosquito trap 6 is arranged on the top of the cover 9 , and the cover 9 is fixedly connected with the rear windshield 2 .

Further, the housing 10 is provided with an opening, the edge of the cover 9 is bent and extended to have a skirt 901, and the opening edge of the housing 10 is embedded in the skirt 901, so that a closed chamber is formed in the housing 10 for Assembling various electrical components, this structure can better seal the inside of the casing 10 . The mosquito trap 6 is arranged outside the skirt 901 , which is convenient for users to maintain or replace the mosquito trap 6 .

Further, the fan head 5 is provided with a rechargeable battery 13, the circuit board 11 is electrically connected to the battery 13, and the battery 13 can be powered independently from the mains, so it can be used in any position without the restriction of the power cord; of course , can also be connected to the mains power supply. The housing 10 is provided with a chamber for storing the battery 13 , and the opening of the chamber is detachably closed with a cover, so that the battery 13 can be replaced more conveniently.

Furthermore, ultraviolet light has a good mosquito-attracting effect, so the mosquito-attracting device 6 described in this structure is an ultraviolet lamp.

Further, the high-voltage power grid 4 is composed of several coils 401 and a grid support; the several coils 401 are circular with different diameters, and coaxial with each other; the grid support extends radially outward from the center with eight support arms 402 , each support arm 402 is connected to several coils 401 in a straddling manner, so that the several coils 401 are positioned and fixed;

Further, it also includes a fan body 7 and a bracket seat 8. The top of the fan body 7 is connected to the fan head 5, and the bottom is adjustable to connect to the bracket seat 8. The fan body 7 is provided with a lighting panel 701, and there is a solid body on the lighting panel 701. Mechanical keys, tactile keys and/or displays, lights, etc.

Further, the top of the fan body 7 is rotated up and down with a lockable and unlockable connection block 702, and the fan head 5 is fixed with a fan swing head motor 14, whose output shaft extends out of the bottom of the fan head 5 and connects the connection block 702; the fan head 5 can swing up and down through the connecting block 702, thereby adjusting the up and down wind direction, and the fan head 5 can swing left and right through the fan swing motor 14, thereby adjusting the left and right wind direction.

Further, the drive motor 12 and the fan swing motor 14 are respectively electrically connected to the circuit board 11 and controlled by it.

Working principle: when the power is on, the mosquito trap 6 lights up, the high-voltage power grid 4 is energized with high-voltage electricity, and the fan blade 3 rotates at high speed to supply and extract air; the mosquito trap 6 attracts mosquitoes to the exhaust area of the fan (the rear side of the fan), Mosquitoes are sucked into the ventilated chamber between the front windshield 1 and the rear windshield 2, and then touch the high-voltage power grid 4 to eliminate the mosquitoes and achieve the purpose of killing mosquitoes.

The above is the preferred solution of the utility model, showing and describing the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. There will be various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (10)

1. a mosquito-killing electric fan, including front fan housing (1), rear air cover (2), fan leaf (3) and fan head (5), front fan housing (1) with Rear air cover (2) coordinates assembling, and forms ventilative chamber each other, and fan leaf (3) rotates in this chamber inner position, rear air cover (2) fixing connection fan head (5)；Being provided with driving motor (12) in fan head (5), its output shaft connects fan leaf (3)；It is special Levy and be: also include high-voltage fence (4) and mosquito device (6), described high-voltage fence (4) be arranged at fan leaf (3) front side and/ Or rear side, described mosquito device (6) is arranged on fan head (5), and high-voltage fence (4) and mosquito device (6) are electrically connected wind Circuit board (11) in fan head (5).

Mosquito-killing electric fan the most according to claim 1, it is characterised in that: described high-voltage fence (4) is arranged at fan leaf (3) Rear side, be placed between fan leaf (3) and rear air cover (2), and be fixed on rear air cover (2).

Mosquito-killing electric fan the most according to claim 1, it is characterised in that: described fan head (5) includes shell, this shell by Cover cap (9) and housing (10) cooperation are assembled, and mosquito device (6) is arranged on cover cap (9) or housing (10).

Mosquito-killing electric fan the most according to claim 3, it is characterised in that: described housing (10) is provided with opening, cover cap (9) limit Edge is provided with shirt rim (901), and the edge of opening cooperation of housing (10) is assembled in shirt rim (901), and mosquito device (6) is arranged at skirt Outside, limit (901).

Mosquito-killing electric fan the most according to claim 1, it is characterised in that: it is provided with chargeable in described fan head (5) Battery (13), circuit board (11) electrical connection battery (13).

6. according to the mosquito-killing electric fan described in any one of claim 1-5, it is characterised in that: described mosquito device (6) is ultraviolet Line lamp.

7. according to the mosquito-killing electric fan described in any one of claim 1-5, it is characterised in that: described high-voltage fence (4) is by some Coil (401) and grid support composition；The circle that some coils (401) do not wait, and coordinate coaxially to each other；Electrical network Support is by being radially outward extended with some support arms (402), and support arm (402) connects some coils (401) respectively；Some Coil (401) is electrically connected circuit board (11).

Mosquito-killing electric fan the most according to claim 1, it is characterised in that: also include fan fuselage (7) and carrier base (8), Fan fuselage (7) top connects fan head (5), and the adjustable connection in bottom carrier base (8), fan fuselage is provided with photograph on (7) Bright panel (701).

Mosquito-killing electric fan the most according to claim 8, it is characterised in that: described fan fuselage (7) top is provided with up and down The contiguous block (702) rotated, is provided with oscillating fan motor (14) in fan head (5), its output shaft stretches out fan head (5) end Portion, and connect contiguous block (702).

Mosquito-killing electric fan the most according to claim 9, it is characterised in that: described driving motor (12) and oscillating fan electricity Machine (14) is electrically connected circuit board (11), and is controlled.