CN202833225U

CN202833225U - Novel portable direct-current (DC) fan

Info

Publication number: CN202833225U
Application number: CN 201220491450
Authority: CN
Inventors: 余许全; 邓辉洪
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-09-24
Filing date: 2012-09-24
Publication date: 2013-03-27
Anticipated expiration: 2022-09-24

Abstract

The utility model discloses a novel portable direct-current (DC) fan which comprises a fan body and a support base seat, wherein the fan body comprises an outer casing, fan blades and a DC motor. The support base seat is provided with a hollow cavity used for containing a battery, and each of two sides of the outer casing of the fan body and the support base seat are fixed together through a pivot structure so that the air supply angle of the fan body can be adjusted. Each pivot structure comprises a rubber gasket, an outer fixing shell located on the support base seat, and an inner fixing shell located on the outer casing. Since the DC motor is adopted, the novel portable DC fan has certain advantages in safety performance, service life and manufacturing cost; and since the pivot structures, a handle, a containing groove, a wire groove inside the outer casing, the hollow cavity in the lower portion of the support base seat and a switch are arranged according to the structural design, the novel portable DC fan is enabled to be environmental friendly, attractive in appearance, convenient and fast to use and capable of meeting the demands of a user for adjustment of the air supply angle.

Description

A kind of direct current Portable novel fan

Technical field

The utility model relates to a kind of fan, particularly a kind of direct current Portable novel fan.

Background technique

The appearance of electrical equipment and popularization have changed our life, have improved our quality of life, and fan namely is one.Nowadays, two kinds of fans of Major Epidemic on the market, a kind of is ac fan, just can normal operation because directly connect in use civil power, thus it in common citizen family, seem relatively convenient with popularize, but because the defective such as himself weight is large, manufacture cost is high, air quantity is little, also standing the challenge of the various demand of user and market economy survival of the fittest rule a few days ago, and because the larger cause of its load, the working life of AC motor is often partially short, and Safety performance is lower.Another kind then is DC fan, this fan work voltage is generally low voltage, such as 5V, 12V, 24V etc., so use safer, add the cause that it adopts brushless motor, it is all embodying larger advantage aspect fabricating cost and working life, and cheap, so DC fan will have more wide market prospects in future.

Certainly, no matter any fan all can have the part fan to adopt a kind of design with portable handle.Its appearance is convenient to people and is guided and supported or hang so that fan uses conveniently, because its designs of adopting the outer handle handles more, although give no cause for much criticism, but also affected to a certain extent the attractive in appearance and integrity of fan.In addition, the processing method of motor wire also is uneven, what have directly draws from the motor root, the fan base that passes through that has is drawn indirectly, but wire all is the distribution that disperses, naked leakage that have even direct can bring potential safety hazard outside in the course of time surely, and it also can affect the integrity of fan.

So, at such proposal safety and environmental protection, the new appliance epoch of energy-saving and emission-reduction, DC fan just demonstrates all the more its superiority, so how to make rational use of resources, the clean energy resourcies such as employing solar energy come to provide operating voltage for it, how to satisfy various demand of user, so that fan satisfies the other technologies problems such as different amount air-supply, also cause our further thinking.

The model utility content

In order to solve the deficiencies in the prior art, the utility model provides a kind of direct current Portable novel fan, and it has overcome the unfavorable factor that ac fan brings, and has improved Safety performance and working life, more energy-conserving and environment-protective, and in convenience and the various demand side of client certain improvement is arranged all.

The technological scheme that its technical problem that solves the utility model adopts is:

A kind of direct current Portable novel fan, comprise fan main body and base for supporting, described fan main body is comprised of shell, flabellum, direct current generator, described base for supporting is designed with the cavity of set battery, described fan main body by a kind of pivot structure respectively in shell both sides and adjustable being fixed together of base for supporting wind direction, described pivot structure comprises rubber sheet gasket, be positioned at outer set casing on the base for supporting, be positioned at the set casing on the shell, correspondingly on described outer set casing and the interior set casing is designed with two screws that are used for fan attachment main body and base for supporting.

As further improvement in the technical proposal, described shell upper is hinged with a portable handle, is designed with the standing groove corresponding with shape, the thickness of described portable handle at case body.

As further improvement in the technical proposal, described rubber sheet gasket, outer set casing, interior set casing all have wire guide, be designed with a metallic channel and big or small corresponding groove lid with it in the described case body, the wire of described direct current generator causes the cavity of base for supporting bottom by the wire guide that is formed by described pivot structure through this metallic channel.

As further improvement in the technical proposal, be designed with a construction of switch on the described base for supporting, it comprises elastic spring, button, lampet, switch housing, described elastic spring and button link together and consist of a kind of resetting structure.

As further improvement in the technical proposal, described switch housing two ends are designed with holding cavity, and described lampet lays respectively in the holding cavity at two ends, also are designed with at least two little screws that are used for the floatless switch structure on the described switch housing.

As further improvement in the technical proposal, all be designed with limiting stopper on described interior set casing, the outer set casing.

The beneficial effects of the utility model are: the design of DC fan is so that fan has all shown certain superiority at aspects such as working life, manufacture cost, Safety performances; The fan main body that is fixed wtih by pivot structure can satisfy the air-supply demand of user's vertical direction different amount; The design of portable handle and standing groove is so that fan when satisfying the user and carrying, hang demand, has also guaranteed its integrity and attractive in appearance; The metallic channel of design and groove lid in the case body so that motor wire safer cause the power supply place; The design of base for supporting bottom solar panel and application are so that more energy-conserving and environment-protective of fan.

Description of drawings

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.

Accompanying drawing 1 is plan view of the present utility model;

Accompanying drawing 2 is plan views of the present utility model;

Accompanying drawing 3 is A-A generalized sections in the accompanying drawing 2;

Accompanying drawing 4 is enclosure structural representations of the present utility model;

Accompanying drawing 5 is housing exterior structural representations of the present utility model;

Accompanying drawing 6 is M part partial enlarged drawings in the accompanying drawing 5;

Accompanying drawing 7 is base for supporting internal structure schematic representation of the present utility model;

Accompanying drawing 8 is N part partial enlarged drawings in the accompanying drawing 7;

Accompanying drawing 9 is construction of switch schematic representation of the present utility model.

Embodiment

The utility model has been introduced a kind of direct current Portable novel fan to us, with reference to accompanying drawing 1, plan view of the present utility model and accompanying drawing 2, plan view of the present utility model can be found, the same with other most of fans, this fan is also mainly by fan main body 1, base for supporting 2 two-part consist of, and as in the A-A generalized section in the accompanying drawing 3, fan main body 1 also comprises shell 3, flabellum 4 etc., but differently from most of fans be, the motor of this fan has adopted the design of direct current generator 5, because the operating voltage of well-known direct current generator 5 is very low with respect to AC motor, even still can work being low to moderate in the situation of 5V, so corresponding electric current also will only can reach the hundreds of milliampere, this can seem safer for the fan of permanent rotation, and loss is less.

Present fan on the market, power supply is drawn and be connected to its motor wire how directly from the motor root, and the base that passes through that perhaps has is drawn indirectly, but seems that all safety coefficient is inadequate.By reference to the accompanying drawings 4, enclosure structural representation of the present utility model and accompanying drawing 5, housing exterior structural representation of the present utility model as seen, except the parts such as shell 3, flabellum 4, direct current generator 5, we find to also have the design of a metallic channel 33, and the groove that also has that adapts with it covers 34.Thus, the wire that brings at ordinary times potential safety hazard just can safety be placed in the metallic channel 33.Different from other common fans is, on the shell 3 except being hinged with a portable handle 31, the corresponding standing groove 32 that also is designed with it, its size and the degree of depth just in time can make portable handle 31 placements within it, such design is so that the utility model more has integrity, and is also more attractive in appearance.

By reference to the accompanying drawings 6 and accompanying drawing 8, we can see the pivot structure for fan attachment main body 1 and base for supporting 2, also consist of a wire guide 36 by rubber sheet gasket 30, outer set casing 25, interior set casing 35 3 parts, thereby above-mentioned metallic channel 33 inside conductors just can cause in the cavity 21 of base for supporting 2 bottoms by it, and this has improved the safety coefficient in the fan using process greatly.

Accompanying drawing 7 is base for supporting internal structure schematic representation of the present utility model, as seen both sides, base for supporting 2 upper end are designed with outer set casing 25, its interior set casing 35 with the design of shell 3 both sides shown in accompanying drawing 4 or the accompanying drawing 5 is mutually corresponding, all be designed with screw 37 above them, it is used for fan attachment main body 1 and base for supporting 2, and the rubber sheet gasket 30 shown in the accompanying drawing 8, it has adopted the material with certain frictional force to be made, so, the fixation of pivot structure will be more stable, but fixing between fan main body 1 and the base for supporting 2 but is not unalterable.We can see on interior set casing 35, the outer set casing 25 and all are designed with limiting stopper 38 in accompanying drawing 6 and accompanying drawing 8, thereby fan main body 1 can be carried out the rotation of vertical direction and be changed wind direction within the angle that limiting stopper 38 limits, determine again it to be carried out more steady fixing after the angle, can satisfy like this air-supply demand of some angle of certain customers.

With reference to accompanying drawing 7, a cavity 21 is also left in the bottom of base for supporting 2, but placing battery in this cavity 21, for the lampet 26 in direct current generator 5 and the construction of switch provides working power.

In addition, be designed with a construction of switch on the base for supporting, with reference to accompanying drawing 9, visible its of construction of switch schematic representation of the present utility model includes elastic spring 20, button 22, lampet 26, switch housing 27, elastic spring 20 links together with the button 22 that is positioned at base for supporting 2 outsides and has consisted of a kind of resetting structure, when button 22 is pressed, switch is on state, the lampet 26 that is positioned at the holding cavity 23 at switch housing 27 two ends this moment just can be luminous, light sees through holding cavity 23 and switch housing 27 provides light for the user, certainly, here lampet 26 also can replace with other light-emitting component such as lamp pearl etc., only placement location and mode are slightly had any different.And also being designed with at least two little screws 24 on the switch housing 27, it mainly is for the floatless switch structure.

Need at last should be mentioned that; although shown with reference to specific embodiment of the utility model and described basic condition of the present utility model; but those skilled in the art is to be understood that; the above only is preferential mode of execution of the present utility model, as long as realize that with basic identical means the technological scheme of the utility model purpose all should belong within the protection domain of the present utility model.

Claims

1. direct current Portable novel fan, comprise fan main body (1) and base for supporting (2), described fan main body (1) is by shell (3), flabellum (4), direct current generator (5) forms, described base for supporting (2) is designed with the cavity (21) of set battery, it is characterized in that: described fan main body (1) by a kind of pivot structure respectively in shell (3) both sides and adjustable being fixed together of base for supporting (2) wind direction, described pivot structure comprises rubber sheet gasket (30), be positioned at the outer set casing (25) on the base for supporting (2), be positioned at the set casing (35) on the shell (3), described outer set casing (25) is gone up corresponding two screws (37) that are used for fan attachment main body (1) and base for supporting (2) that are designed with interior set casing (35).

2. a kind of direct current Portable novel fan according to claim 1, it is characterized in that: described shell (3) upper articulation has a portable handle (31), is designed with the standing groove corresponding with shape, the thickness of described portable handle (31) (32) at shell (3) housing.

3. a kind of direct current Portable novel fan according to claim 1, it is characterized in that: described rubber sheet gasket (30), outer set casing (25), interior set casing (35) all have wire guide (36), be designed with a metallic channel (33) and big or small corresponding groove lid (34) with it in described shell (3) housing, the wire of described direct current generator (5) causes the cavity (21) of base for supporting (2) bottom by the wire guide (36) that is formed by described pivot structure through this metallic channel (33).

4. a kind of direct current Portable novel fan according to claim 1, it is characterized in that: described base for supporting is designed with a construction of switch on (2), it comprises elastic spring (20), button (22), lampet (26), switch housing (27), and described elastic spring (20) links together with button (22) and consists of a kind of resetting structure.

5. a kind of direct current Portable novel fan according to claim 4, it is characterized in that: described switch housing (27) two ends are designed with holding cavity (23), described lampet (26) lays respectively in the holding cavity (23) at two ends, also is designed with at least two little screws (24) that are used for the floatless switch structure on the described switch housing (27).

6. a kind of direct current Portable novel fan according to claim 1 is characterized in that: all be designed with limiting stopper (38) on described interior set casing (35), the outer set casing (25).