CN215256880U

CN215256880U - Electric fan

Info

Publication number: CN215256880U
Application number: CN202120132419.8U
Authority: CN
Inventors: 邵为冬
Original assignee: Jiangmen Seeden Electric Appliances Technology Co ltd
Current assignee: Jiangmen Seeden Electric Appliances Technology Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-12-21
Anticipated expiration: 2031-01-18

Abstract

The utility model discloses an electric fan, include: the side edge of the base is provided with a first hinge seat; the lower end of the vertical rod is hinged to the first hinged seat, and the vertical rod comprises a plurality of expansion joints for extending or shortening; the fan head, the lower extreme is provided with the articulated seat of second, the articulated seat of second articulate in the upper end of pole setting, the fan head is provided with the motor, the output shaft of motor has the flabellum. The electric fan can shorten the pole setting when stopping for a long time, then the pole setting rotates to pressing close to the base through first articulated seat, and the fan head rotates the position that is on a parallel with the base through the articulated seat of second, realizes the folding of electric fan and accomodates, and occupation space significantly reduces, and the user of being convenient for carries and deposits the electric fan helps reducing the packing cost of transportation of producer moreover, the benefit of improving.

Description

Electric fan

Technical Field

The utility model relates to an electric fan technical field, in particular to electric fan that can fold and accomodate.

Background

The electric fan is widely applied to civil and public buildings such as houses, offices, hotels, markets, hospitals, schools and the like. In hot weather, the electric fan brings cool wind to people, lowers the temperature and relieves summer heat.

At present, vertical electric fan is including base, pole setting and fan head, and the base is connected through the pole setting to the fan head, because the high higher and can adjust of fan head, satisfies the user demand in great space, offers convenience for the user. However, the above structure also has some problems, such as the whole height of the fan is large, a large amount of space is occupied, and storage and transportation are inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an electric fan can fold and accomodate, convenient transport.

According to the utility model discloses electric fan, include: the side edge of the base is provided with a first hinge seat; the lower end of the vertical rod is hinged to the first hinged seat, and the vertical rod comprises a plurality of expansion joints for extending or shortening; the fan head, the lower extreme is provided with the articulated seat of second, the articulated seat of second articulate in the upper end of pole setting, the fan head is provided with the motor, the output shaft of motor has the flabellum.

According to the utility model discloses electric fan has following beneficial effect at least: the electric fan can shorten the pole setting when stopping for a long time, then the pole setting rotates to pressing close to the base through first articulated seat, and the fan head rotates the position that is on a parallel with the base through the articulated seat of second, realizes the folding of electric fan and accomodates, and occupation space significantly reduces, and the user of being convenient for carries and deposits the electric fan helps reducing the packing cost of transportation of producer moreover, the benefit of improving.

According to some embodiments of the invention, the pivot of the first articulated seat and the pivot of the second articulated seat are parallel.

According to the utility model discloses a some embodiments, the fan head is provided with the mounting bracket, first articulated seat is located the one end of mounting bracket, the both sides of mounting bracket all are provided with sideboard, two distance between the sideboard is greater than the diameter of pole.

According to some embodiments of the utility model, the articulated seat of second is provided with the locking block, the locking block is provided with the gag lever post, the upper end of pole setting is provided with the spacing groove, the tip card of gag lever post is gone into the spacing groove.

According to the utility model discloses a some embodiments, the spacing groove is the arc, the upper end of spacing groove is for being not more than 20 with the contained angle of horizontal plane, the lower extreme of spacing groove is for being not more than 10 with the contained angle of horizontal plane.

According to some embodiments of the utility model, the articulated seat of second is the U type and clip the upper end of pole setting, the locking block is located the lateral surface of the articulated seat of second, the locking block with be provided with the extension spring between the articulated seat of second.

According to the utility model discloses a some embodiments, be connected with movable sleeve in the pole setting, first articulated seat is provided with fixed cover, fixed cover with telescopic hole matches.

According to some embodiments of the utility model, the sleeve is the pipe, telescopic inner wall is provided with the internal thread, the pole setting is provided with the cooperation the internal screw thread.

According to some embodiments of the utility model, the lower extreme of pole setting be provided with the suit in the lantern ring of the pivot of first articulated seat, the lantern ring is provided with the constant head tank, first articulated seat is provided with the card and goes into the locating pin of constant head tank.

According to some embodiments of the utility model, one of them is provided with the card hole in two adjacent telescopic joints, and the other is provided with the cooperation the elasticity button in card hole.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Additional aspects and advantages of the present invention will become apparent from and will be readily appreciated by reference to the following description of the embodiments taken in conjunction with the accompanying drawings,

wherein:

fig. 1 and 2 are schematic structural views of an electric fan according to some embodiments of the present invention;

fig. 3 is a schematic view of an electric fan according to some embodiments of the present invention in a folded state;

FIG. 4 is a schematic diagram of some embodiments of the present invention in the swinging of a fan head;

fig. 5 and 6 are partially exploded views of the swinging of the fan head according to the present invention;

fig. 7 is a cross-sectional view of the vertical rod of the present invention;

fig. 8 is a schematic view of the retracted state of the vertical rod of the present invention;

fig. 9 and 10 are exploded views of the first hinge seat portion of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3, an electric fan according to an embodiment of the present invention includes: a base 100, wherein a first hinge seat 110 is arranged on the side edge of the base 100; a vertical rod 200, the lower end of the vertical rod 200 being hinged to the first hinge base 110, the vertical rod 200 including a plurality of expansion joints 210 to extend or contract; fan head 300, the lower extreme is provided with the articulated seat of second 310, the articulated seat of second 310 articulates in the upper end of pole setting 200, it can be understood, base 100 is provided with the work of automatically controlled board in order to control the electric fan, automatically controlled board has the lead wire plug in order to connect the commercial power, base 100 also can set up the battery, the electric fan then can remove to outdoor use, the motor has in fan head 300, the output shaft of motor has the flabellum, it is high-speed rotatory in order to produce wind through motor drive flabellum, bring cool wind for the user, the motor passes through electric wire connection automatically controlled board, the electric wire passes from pole setting 200.

The utility model discloses an electric fan when for a long time out of service, refer to fig. 8, shorten a plurality of telescopic joints 210 of pole setting 200 earlier, then pole setting 200 rotates to pressing close to base 100 through first articulated seat 110, the size after pole setting 200 shortens and the size adaptation of base 100, fan head 300 rotates the position that is on a parallel with base 100 through second articulated seat 310, that is, fan head 300 and base 100 clip shortened pole setting 200, realize the folding of electric fan and accomodate, occupation space is greatly reduced, be convenient for the user to carry and deposit the electric fan; because can fold and accomodate, the electric fan can adopt the packing carton of less volume when dispatching from the factory, effectively reduces producer's packing cost of transportation, the benefit of improving.

It can be understood that, after the electric fan is folded, the upright rod 200 and the base 100 can also clamp the fan head 300, and the height of the first hinge base 110 in this structure is larger; it is also possible that the fan head 300 is located at the side of the upright stanchion 200, i.e. the fan head 300 is perpendicular or at an angle to the base 100.

Referring to fig. 3, according to some embodiments of the present invention, the rotating shaft of the first hinged seat 110 is parallel to the rotating shaft of the second hinged seat 310, and after folding, the fan head 300 and the base 100 are more attached, occupying space is small, and the carrying is convenient.

Referring to fig. 2 and 3, according to some embodiments of the present invention, the fan head 300 is provided with a mounting bracket 320, the first hinge base 110 is located at one end of the mounting bracket 320, the two sides of the mounting bracket 320 are all provided with the side plates 321, the distance between the two side plates 321 is greater than the maximum diameter of the vertical rod 200, when the electric fan is folded, the fan head 300 is close to the vertical rod 200, and the mounting bracket 320 is in contact with the vertical rod 200, and the two side plates 321 can be better positioned to prevent the fan head 300 from shifting. Moreover, the mounting bracket 320 can increase the structural strength of the fan head 300, facilitate the installation of the motor, and improve the use reliability.

Referring to fig. 5 and 6, according to some embodiments of the present invention, the second hinge base 310 is provided with a locking block 330, the locking block 330 is provided with a limiting rod 331, the upper end of the vertical rod 200 is provided with a limiting groove 201, and the end of the limiting rod 331 is clamped into the limiting groove 201. Through the cooperation of gag lever post 331 and spacing groove 201, can inject the turned angle of fan head 300, refer to fig. 4, inject fan head 300 in certain angle internal rotation promptly, can adjust the direction of blowing, it is more convenient to use, for example shorten pole setting 200, change fan head 300 into the oblique top of orientation, can follow upwards blowing down, reduce to the face vertical blowing, and the user's diversified demand is satisfied in the use diversification.

Referring to fig. 5 and 6, according to some embodiments of the present invention, the second hinge seat 310 is U-shaped and clamps the upper end of the vertical rod 200, the locking block 330 is located on the outer side surface of the second hinge seat 310, and an extension spring (not shown in the figure) is provided between the locking block 330 and the second hinge seat 310, so that the locking block 330 keeps the state of being tightly attached to the second hinge seat 310 through the extension spring, the end of the limiting rod 331 is clamped into the limiting groove 201, and meanwhile, the limiting rod 331 limits the fan head 300 not to rotate at will. When the fan needs to be folded, the locking block 330 is unlocked by hand pulling, the end part of the limiting rod 331 is separated from the limiting groove 201, and the fan head 300 can rotate to be close to the vertical rod 200, so that the folding is realized.

Referring to fig. 5 and 6, according to some embodiments of the utility model, the spacing groove 201 is the arc, and the upper end of spacing groove 201 is for being not more than 20 with the contained angle of horizontal plane, and the lower extreme of spacing groove is for being not more than 10 with the contained angle of horizontal plane, and the upper end that preferably adopts spacing groove 201 is 15 with the contained angle of horizontal plane, and the lower extreme of spacing groove is 5 with the contained angle of horizontal plane, and also the fan head 300 can upwards rotate 15 at most, downwards rotate 5 at most, blow more diversified.

Referring to fig. 1, 9 and 10, according to some embodiments of the present invention, a movable sleeve 220 is connected to the outside of the vertical rod 200, the first hinge base 110 is provided with a fixing sleeve 111, the fixing sleeve 111 is matched with an inner hole of the sleeve 220, and the inner hole of the sleeve 220 may be circular or square. Under the normal use state of the electric fan, the sleeve 220 moves downwards, the fixing sleeve 111 is embedded into the inner hole of the sleeve 220, the two ends of the sleeve 220 respectively limit the fixing sleeve 111 and the vertical rod 200, and the vertical rod 200 is in a vertical state, so that the use reliability is ensured. When the folding device needs to be folded, the sleeve 220 is moved upwards, the fixing sleeve 111 is separated from the inner hole of the sleeve 220, the vertical rod 200 can rotate around the first hinge base 110, the fixing sleeve 111 is provided with a notch for the vertical rod 200 to pass through, and the operation is simple and convenient.

Referring to fig. 9 and 10, according to some embodiments of the present invention, the sleeve 220 is a round tube, the inner wall of the sleeve 220 is provided with internal threads (not shown), and the vertical rod 200 is provided with external threads 202 that mate with the internal threads. The inner thread of the sleeve 220 is engaged with the outer thread 202 of the vertical rod 200, and the sleeve 220 can be moved along the axial direction of the vertical rod 200 by rotating the sleeve 220, and the sleeve 220 can be prevented from loosening and shifting by the engagement of the inner thread and the outer thread 202, so that the vertical rod is more stable and reliable.

Referring to fig. 9 and 10, according to some embodiments of the present invention, the lower end of the vertical rod 200 is provided with a collar 230 sleeved on the rotating shaft of the first hinged seat 110, the collar 230 is provided with a positioning groove 231, the first hinged seat 110 is provided with a positioning pin (not shown in the figure) clamped into the positioning groove 231, and the angle of the vertical rod 200 rotating around the first hinged seat 110 can be limited by the positioning pin and the positioning groove 231, so that the vertical rod 200 only rotates between the vertical state and the folded state, thereby facilitating the operation and use of the user.

Referring to fig. 7, according to some embodiments of the present invention, from the second hinge seat 310 to the first hinge seat 110, the plurality of telescopic joints 210 are sequentially sleeved, one of the two adjacent telescopic joints 210 is provided with a locking hole, and the other is provided with an elastic button 211 cooperating with the locking hole, when the vertical rod 200 is extended, the elastic button 211 is locked into the locking hole, so as to realize fixation, and the vertical rod 200 keeps an extended state. When the telescopic rod needs to be contracted, the elastic buttons 211 are pressed, the telescopic joint 210 of one telescopic rod can be contracted into the other telescopic joint 210, the elastic buttons 211 are pressed in sequence, and the vertical rod 200 can be contracted, as shown in fig. 8.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art.

Claims

1. An electric fan, comprising:

the side edge of the base is provided with a first hinge seat;

the lower end of the vertical rod is hinged to the first hinged seat, and the vertical rod comprises a plurality of expansion joints for extending or shortening;

the fan head, the lower extreme is provided with the articulated seat of second, the articulated seat of second articulate in the upper end of pole setting, the fan head is provided with the motor, the output shaft of motor has the flabellum.

2. The electric fan as claimed in claim 1, wherein the rotation axis of the first hinge base is parallel to the rotation axis of the second hinge base.

3. The electric fan as claimed in claim 1, wherein the fan head is provided with a mounting bracket, the first hinge base is located at one end of the mounting bracket, the mounting bracket is provided with side plates at both sides, and the distance between the two side plates is larger than the diameter of the upright rod.

4. The electric fan as claimed in claim 1 or 3, wherein the second hinge base is provided with a locking block, the locking block is provided with a limiting rod, the upper end of the vertical rod is provided with a limiting groove, and the end of the limiting rod is clamped into the limiting groove.

5. The electric fan as claimed in claim 4, wherein the limiting groove is arc-shaped, the upper end of the limiting groove forms an angle of not more than 20 ° with the horizontal plane, and the lower end of the limiting groove forms an angle of not more than 10 ° with the horizontal plane.

6. The electric fan as claimed in claim 4, wherein the second hinge base is U-shaped and clamps the upper end of the vertical rod, the locking block is located on the outer side surface of the second hinge base, and a tension spring is arranged between the locking block and the second hinge base.

7. The electric fan as claimed in claim 4, wherein said upright is connected to a movable sleeve, said first articulated seat being provided with a retaining bushing matching the internal hole of said sleeve.

8. The electric fan as claimed in claim 7, wherein the sleeve is a circular tube, the inner wall of the sleeve is provided with an internal thread, and the upright is provided with an external thread matching the internal thread.

9. The electric fan as claimed in claim 1, wherein the lower end of the vertical rod is provided with a collar fitted on the rotating shaft of the first hinge base, the collar is provided with a positioning groove, and the first hinge base is provided with a positioning pin which is clamped into the positioning groove.

10. The electric fan as claimed in claim 1, wherein one of the adjacent two expansion joints is provided with a locking hole, and the other one is provided with an elastic button for engaging the locking hole.