CN217502062U

CN217502062U - Telescopic fan structure and fan

Info

Publication number: CN217502062U
Application number: CN202123253809.XU
Authority: CN
Inventors: 郭春辉; 蔡礼木; 单宝棣; 谢夏洋; 陈嘉灿
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-09-27
Anticipated expiration: 2031-12-22

Abstract

The utility model relates to a household electrical appliances technical field, concretely relates to scalable fan structure and fan, this scalable fan structure include the bracing piece, the bottom of bracing piece is equipped with the chassis, the top of bracing piece is connected with the motor, the pivot of motor is connected with the fan head, the groove of stepping down has been seted up on the chassis, the bracing piece can roll over to one side of motor, the pivot card of motor is gone into the inslot of stepping down, the chassis is located the motor with position between the fan head, this scalable fan structure can make the bracing piece of fan effectively accomodate.

Description

Telescopic fan structure and fan

Technical Field

The utility model relates to a household electrical appliances technical field, concretely relates to scalable fan structure and fan.

Background

The existing vertical fan occupies a large space, and a mesh cover and a supporting rod need to be detached during storage, so that the vertical fan is extremely inconvenient. Patent CN211370795U discloses a portable folding telescopic fan, which can include a frame body, a fan main body mounted on the frame body, and a fixing mechanism mounted on one side of the frame body; the support body is equipped with the dead lever, fixed establishment includes a plurality of fixed feet that set up around the dead lever and one end and support body rotate to be connected. Although this patent scheme can effectively simplify the structure of fan, reduces the volume of fan for fan portable, it still can not accomodate the support frame well, has certain space extravagant.

Disclosure of Invention

One of the purposes of the utility model is to avoid the weak point among the prior art and provide a scalable fan structure, this scalable fan structure can make the bracing piece of fan effectively accomodate.

In order to achieve one of the above purposes, the utility model provides the following technical scheme:

the utility model provides a scalable fan structure, including the bracing piece, the bottom of bracing piece is equipped with the chassis, the top of bracing piece is connected with the motor, the pivot of motor is connected with the fan head, the groove of stepping down has been seted up on the chassis, the bracing piece can roll over to one side of motor, the pivot card of motor is gone into the inslot of stepping down, the chassis is located the motor with position between the fan head.

In some embodiments, the support rod comprises at least two rod bodies, and the two adjacent rod bodies can be folded and placed between the two rod bodies.

In some embodiments, the rod bodies are provided with bolt holes, and two adjacent rod bodies are connected through bolts.

In some embodiments, the chassis is further provided with a placing groove, the placing groove and the abdicating groove are on the same straight line, and the rod body close to the chassis can be placed into the placing groove.

In some embodiments, the fan head includes a telescopic cover and a blade seat disposed in the telescopic cover, and the blade seat is connected to a rotating shaft of the motor.

In some embodiments, the retractable cover body includes a central body and a plurality of support rods, a plurality of guide grooves are formed in the periphery of the central body, one end of each support rod is inserted into one guide groove, the other end of each support rod points to the outside of the central body and is provided with a connecting piece, an elastic strip is connected between every two adjacent connecting pieces, and the elastic strips surround the periphery of the retractable cover body.

In some embodiments, the connecting member is provided with positioning members, and the elastic strip is positioned at two ends of the connecting member by the positioning members.

In some embodiments, the positioning member includes a pin that grips the resilient strip.

In some embodiments, the blade mount comprises a telescoping blade.

In some embodiments, the telescopic fan blades comprise first-stage fan blades, outer ends of the first-stage fan blades extend out of the second-stage fan blades, and the second-stage fan blades can be retracted into the first-stage fan blades or extend out of the first-stage fan blades.

The utility model relates to a but extension fan structure's beneficial effect:

the utility model discloses a scalable fan structure, it has seted up the groove of stepping down with the chassis and the bracing piece can be folded, when needs accomodate the fan, rolls over the chassis to motor one side, and the groove of stepping down on the chassis is gone into to the pivot card of motor this moment for the chassis can be placed between motor and fan head, plays the effect of accomodating bracing piece and chassis.

In order to achieve the second purpose, the utility model provides the following technical scheme:

providing a fan comprising the above-mentioned retractable fan structure

Drawings

Fig. 1 is a side view of a retractable fan structure of an embodiment.

Fig. 2 is a working state diagram of the chassis and the support rod of the embodiment.

Fig. 3 is a schematic structural view of the chassis of the embodiment.

Fig. 4 is a schematic structural view of the telescoping cover of the embodiment.

Fig. 5 is a schematic structural view of the blade mount of the embodiment.

Fig. 6 is an operation state diagram of the retractable fan structure of the embodiment when it is stored.

Fig. 7 is a front view of the retractable fan structure of the embodiment.

Reference numerals

A support rod 1; a chassis 2; a motor 3; a rotating shaft 4; a fan head 5; a yielding groove 6; a rod body 7; a placement groove 8; a telescopic cover body 9; a fan blade base 10; a support rod 11; a guide groove 12; a connecting member 13; an elastic strip 14; a void 15; a pin 16; a first-stage fan blade 17; a secondary fan blade 18; a telescopic fan blade 19; a central body 21.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present invention have been illustrated in the accompanying drawings, it is to be understood that the invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

It should be understood that although the terms "first," "second," "third," etc. may be used herein to describe various information, these information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, the first information may also be referred to as second information, and similarly, the second information may also be referred to as first information, without departing from the scope of the present invention. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1

The retractable fan structure disclosed in the embodiment is shown in fig. 1, fig. 2 and fig. 7, and comprises a supporting rod 1, the bottom of the supporting rod 1 is provided with a chassis 2, the top of the supporting rod 1 is connected with a motor 3, a rotating shaft 4 of the motor 3 is connected with a fan head 5, and is shown in fig. 3, a yielding groove 6 is formed in the chassis 2, and is shown in fig. 6, the supporting rod 1 can be folded towards one side of the motor 3, the rotating shaft 4 of the motor 3 is clamped into the yielding groove 6, and the chassis 2 is located between the motor 3 and the fan head 5.

When the fan is accomodate to needs, roll over chassis 2 to motor 3 one side, the slot 6 of stepping down on chassis 2 is gone into to motor 3's pivot 4 card this moment for chassis 2 can be placed between motor 3 and fan head 5, plays the effect of accomodating bracing piece 1 and chassis 2.

As shown in fig. 1, the supporting rod 1 includes at least two rod bodies 7, and two adjacent rod bodies 7 can be folded. Bolt holes are formed in the rod bodies 7, and the two adjacent rod bodies 7 are connected through bolts. The bracing piece is kept upright under normal conditions, and when the bolt is loosened, the bracing piece can rotate.

As shown in fig. 2 and 3, a placing groove 8 is further formed in the chassis 2, the placing groove 8 and the abdicating groove 6 are on the same straight line, and the rod body 7 close to the chassis 2 can be placed into the placing groove 8. During the use, the body of rod 7 is folding and put into (imbed) shown standing groove 8 in, the groove of stepping down 6 then quilt the pivot 4 card of motor 3 is gone into, can fix the body of rod 7 this moment to accomodate the body of rod 7 on chassis 2. Wherein, the tail end of the supporting rod 1 is provided with a rotating ball, so that the supporting rod 1 is convenient to put down.

As shown in fig. 1, the fan head 5 includes a telescopic cover 9 and a fan blade seat 10 disposed in the telescopic cover 9, and the fan blade seat 10 is connected to the rotating shaft 4 of the motor 3. When stored, the retractable cover body 9 can be retracted as shown in fig. 6.

Specifically, as shown in fig. 4, the retractable cover body 9 includes a central body 21 and a plurality of support rods 11, a plurality of guide grooves 12 have been seted up to the week side of central body 21, and in one guide groove 12 was inserted to the one end of every support rod 11, the other end pointed to the outside of central body 21 is equipped with connecting piece 13, is connected with elastic strip 14 between the adjacent connecting piece 13, elastic strip 14 encloses into the periphery edge of the retractable cover body 9. When the telescopic cover body 9 is opened, the guide groove 12 is provided with a vacant position 15 for moving the supporting rod 11, when the telescopic cover body 9 needs to be contracted, all the supporting rods 11 are inserted into the guide groove 12, and at the moment, the elastic strip 14 is retracted, so that the telescopic cover body 9 is contracted. Of course, the flexible air outlet grille is arranged on the telescopic cover body 9, so that the air outlet requirement and the accommodating requirement are met.

As shown in fig. 4, the connecting member 13 is provided with positioning members, and the elastic strip 14 is positioned at two ends of the connecting member 13 by the positioning members. In particular, the positioning means comprise a pin 16, said pin 16 gripping said elastic strip 14.

The fan blade seat 10 comprises telescopic fan blades 19. When stored, the fan blades can be retracted as shown in fig. 6. Specifically, as shown in fig. 5, the telescopic fan blades 19 include first-stage fan blades 17, outer ends of the first-stage fan blades 17 extend out of the second-stage fan blades 18, and the second-stage fan blades 18 can be retracted into the first-stage fan blades 17 or extend out of the first-stage fan blades 17. When the motor 3 rotates, the first-stage fan blades 17 and the second-stage fan blades 18 are thrown out by the circumferential force to form a complete fan blade structure, and certainly, the second-stage fan blades 18 can be clamped on the first-stage fan blades 17, so that the second-stage fan blades 18 are prevented from being separated.

Example 2

The fan disclosed in this embodiment includes the retractable fan structure described in embodiment 1.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A scalable fan structure, characterized by: the novel fan support is characterized by comprising a supporting rod, wherein a chassis is arranged at the bottom of the supporting rod, a motor is connected to the top of the supporting rod, a fan head is connected to a rotating shaft of the motor, a yielding groove is formed in the chassis, the supporting rod can be folded towards one side of the motor, the rotating shaft of the motor is clamped into the yielding groove, and the chassis is located between the motor and the fan head.

2. The retractable fan structure of claim 1, wherein: the bracing piece includes two at least body of rod, can fold between two adjacent body of rod and place.

3. The retractable fan structure of claim 2, wherein: the bolt holes are formed in the rod bodies, and the two adjacent rod bodies are connected through bolts.

4. The retractable fan structure of claim 2, wherein: the chassis is further provided with a placing groove, the placing groove and the abdicating groove are on the same straight line, and a rod body close to the chassis can be placed into the placing groove.

5. The retractable fan structure of claim 1, wherein: the fan head comprises a telescopic cover body and a fan blade seat arranged in the telescopic cover body, and the fan blade seat is connected with a rotating shaft of the motor.

6. The retractable fan structure of claim 5, wherein: the telescopic cover body comprises a central body and a plurality of supporting rods, a plurality of guide grooves are formed in the periphery of the central body, one end of each supporting rod is inserted into one guide groove, the other end of each supporting rod points to the outside of the central body and is provided with a connecting piece, an elastic strip is connected between every two adjacent connecting pieces, and the elastic strips surround the periphery edge of the telescopic cover body.

7. The retractable fan structure of claim 6, wherein: the connecting piece is provided with positioning pieces, and the elastic strips are positioned at two ends of the connecting piece by the positioning pieces.

8. The retractable fan structure of claim 7, wherein: the positioning piece comprises a pin column which tightly clamps the elastic strip.

9. The retractable fan structure of claim 5, wherein: the fan blade seat comprises a telescopic fan blade.

10. The retractable fan structure of claim 9, wherein: the telescopic fan blades comprise first-stage fan blades, second-stage fan blades extend out of the outer ends of the first-stage fan blades, and the second-stage fan blades can be retracted into the first-stage fan blades or extend out of the first-stage fan blades.

11. A fan is characterized in that: comprising a retractable fan structure as claimed in any one of claims 1-10.