CN217502052U

CN217502052U - Detachable fan

Info

Publication number: CN217502052U
Application number: CN202221481351.5U
Authority: CN
Inventors: 潘韵松
Original assignee: Zhongshan Shiyao Intelligent Technology Co ltd
Current assignee: Zhongshan Shiyao Intelligent Technology Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-09-27
Anticipated expiration: 2032-06-13

Abstract

The utility model relates to the field of fans, in particular to a detachable fan, which comprises a machine head, a stand column and a base; the aircraft nose is including last installation pipe, and the base is including installing the pipe down, and the top of stand and last installation pipe can be dismantled the connection, and the bottom of stand and the connection can be dismantled to installation pipe down, still include the public terminal and the female terminal of mutual adaptation, and public terminal includes 7 at least public terminal posts, and the female terminal includes 7 at least female terminal posts, is equipped with the circuit board in the base, and the stand is equipped with a pair of public terminal and female terminal with the junction of last installation pipe, and the stand is equipped with a pair of public terminal and female terminal with the junction of installing the pipe down. The advantage lies in, and the circuit board in the base can provide different electric energy respectively for driving motor, the motor of shaking the head about and the motor of shaking the head from top to bottom, and degree of reliability is higher.

Description

Detachable fan

Technical Field

The utility model relates to a fan field, especially a can dismantle fan.

Background

In recent years, there is a vertical fan in the market, in which a post is detachable to change the height of the fan, and for example, chinese patent publication No. CN112412847A discloses a fan including: the fan head comprises a fan head body and a first supporting structure connected with the fan head body, wherein one end of the first supporting structure is provided with a first sleeve interface; a first internal thread is arranged on the inner side wall of the first sleeve interface; the foot disc is detachably connected with the fan head body, and a first connector is arranged on the foot disc; the first joint is provided with a first external thread matched with the first internal thread; the first conductive connection structure comprises a first conductive connection terminal and a first insertion hole inserted with the first conductive connection terminal; the first conductive connecting terminal is arranged on the first supporting structure, extends towards the first sleeve interface and is positioned on a central axis of the first supporting structure, and the first inserting hole is arranged on the first joint; or the first conductive connecting terminal is arranged on the first joint and positioned on the central line of the first joint, and the first inserting hole is arranged on the first supporting structure.

Because the fan is internally provided with various electric mechanisms, such as a fan blade driving motor, a left-right oscillating motor and an up-down oscillating motor, which have different requirements on the pressure of input current, the fan blade driving motor generally adopts a 24V direct current speed regulating motor, and the left-right oscillating motor and the up-down oscillating motor generally adopt 220V motors. Therefore, the detachable fan is connected by adopting a common terminal, a power plug is required to be arranged on the fan base, a control circuit board is required to be arranged in the fan head, and a 220V household power supply is converted into various output power supplies to be supplied to different motors through the circuit board. The prior art has the problems that the fan head is often in motion, the quality requirement of the circuit board is high when the circuit board is installed in the fan head, and if parts of electronic elements on the circuit board are not firmly welded, the circuit board is easy to lose efficacy in the process of long-term motion.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims to provide a: a detachable fan is provided, wherein a circuit board is arranged in a base, and the detachable fan has the advantage of higher reliability.

The utility model discloses a technical scheme that the solution problem adopted is:

a detachable fan comprises a machine head, an upright post and a base; the aircraft nose is including last installation pipe, the base is including installing the pipe down, the top of stand with go up the installation pipe and can dismantle the connection, the bottom of stand with the connection can be dismantled to installation pipe down, still includes mutual adaptation's male terminal and female terminal, the male terminal includes 7 at least public terminal posts, the female terminal includes 7 at least female terminal posts, be equipped with the circuit board in the base, the stand with the junction of going up the installation pipe is equipped with a pair ofly the male terminal with the female terminal, the stand with the junction of installing the pipe down is equipped with a pair ofly the male terminal with the female terminal. 7 public terminal and 7 female terminal can provide positive negative terminal for 3 circuits of driving motor, the motor of shaking the head about and the motor of shaking the head from top to bottom respectively, can also provide a earthing terminal, and the circuit board in the base can provide different electric energy for 3 circuits respectively.

As a further improvement of the technical scheme, the upright column comprises an upper upright column and a lower upright column which are detachably connected with each other, and a pair of male terminal and female terminal is arranged at the joint of the upper upright column and the lower upright column. The upper stand column and the lower stand column can be mutually detached and connected, so that the height of the fan can be conveniently adjusted.

As the further improvement of the technical scheme, two accommodating grooves are arranged in the base, the upper upright post and the lower upright post are matched with the accommodating grooves and can be connected with the accommodating grooves in a clamped mode. The upper column and the lower column which are disassembled can be placed in the storage clamping groove, the storage is convenient, the columns are arranged to be the upper column and the lower column which are detachably connected, the length of the upper column and the length of the lower column are short, so that the length of the upper column and the length of the lower column are shorter than the diameter of the base, and the upper column and the lower column can be accommodated in the storage groove formed in the base.

As a further improvement of the above technical solution, an avoiding notch is provided at the edge of the receiving groove. The user puts the hand to dodge breach department and hold upper column or lower stand, conveniently takes out and places in upper column and the lower stand of accomodating the groove.

As a further improvement of the technical scheme, the side wall of the accommodating groove is provided with an elastic buckle, and the elastic buckle and the base are integrally formed by injection molding. When the upper stand column and the lower stand column are placed in the accommodating groove, the elastic buckle can clamp the upper stand column and the lower stand column.

As a further improvement of the above technical solution, the male terminal includes a public installation pipe and a public connection portion, the public connection post is located on the public connection portion, the lower part of the public connection portion is provided with a first limit ring, the upper part of the public connection portion is provided with a first buckle, the lower part of the public installation pipe is provided with a step, the upper part on the public installation pipe is provided with a first clamping table, the first limit ring abuts against the lower end surface of the step, and the buckle is clamped on the upper end surface of the first clamping table. Through step and the first spacing ring interact on the public security pipe, can restrict public contact portion and shift up, through the interact of first buckle and first joint platform, can restrict public contact portion moves down, so the position relatively fixed of direction about public security pipe and the public contact portion, when installation public security pipe and public contact portion, from up pegging graft the public security pipe down with public contact portion, first buckle is inwards deformed by first joint platform extrusion, continues to shift up public contact portion, up to the top joint of first buckle and first joint platform, the installation of public security pipe and public contact portion is very convenient.

As the further improvement of above-mentioned technical scheme, female terminal includes female installation pipe and female wiring portion, female terminal locates in the female wiring portion, be equipped with the second spacing ring on the female installation pipe, the lower part of female wiring portion is equipped with the stopper, the middle part of female wiring portion is equipped with the second buckle, will female wiring portion is from up sending into down during the female installation pipe, the second buckle can be followed the inboard of second spacing ring and removed on the second spacing ring and with the top joint of second spacing ring, the stopper can the butt be in the lower part of second spacing ring. The female installation pipe and the female wiring portion are relatively fixed in the up-down direction, and the installation between the female installation pipe and the female wiring portion is very convenient.

As a further improvement of the technical scheme, the outer wall of the female installation pipe and the outer wall of the male installation pipe are both provided with external threads, and the upper stand column, the lower stand column, the upper installation pipe and the lower installation pipe are all provided with internal threads.

The utility model has the advantages that: 7 public terminal and 7 female terminals can provide positive negative terminal for 3 circuits, can also provide a earthing terminal, therefore the circuit board in the base can be respectively for driving motor, control the motor of shaking the head and the motor of shaking the head from top to bottom provides different electric energy respectively.

Drawings

The invention will be further explained with reference to the drawings and the detailed description.

FIG. 1 is a front view of the detachable fan of the present invention;

FIG. 2 is an exploded view of the detachable fan of the present invention;

FIG. 3 is a partial cross-sectional view of the removable fan of the present invention;

fig. 4 is a sectional view of the male terminal and the female terminal of the present invention connected together;

fig. 5 is a top view of the female mounting tube of the present invention;

fig. 6 is a perspective view of the female mounting tube of the present invention;

fig. 7 is a perspective view of the male wire portion of the present invention viewed obliquely from above;

fig. 8 is a perspective view of the male wire portion of the present invention viewed obliquely from below;

fig. 9 is a perspective view of the female wire connecting portion of the present invention viewed obliquely from above;

fig. 10 is a perspective view of the female wire connecting portion of the present invention viewed obliquely from below;

fig. 11 is a bottom view of the base of the present invention;

fig. 12 is a cross-sectional view of the base of the present invention.

In the figure: the aircraft nose of 1, 2 stands, 21 last stands, 22 lower stands, 3 bases, 31 take in the groove, 32 dodge the breach, 33 elasticity buckle, 4 public terminals, 41 public terminal, 42 public wiring portion, 421 first spacing rings, 422 first buckle, 43 public installation pipes, 431 steps, 432 first joint platform, 5 female terminals, 51 female terminal, 52 female wiring portion, 521 second buckle, 522 stopper, 53 female installation pipes, 531 second spacing rings, 6 external screw threads, installation pipes on 7, installation pipes under 8.

Detailed Description

This section will describe in detail the embodiments of the present invention, the preferred embodiments of which are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can visually and vividly understand each technical feature and the whole technical solution of the present invention, but it cannot be understood as a limitation to the scope of 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, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

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 12, the present invention is an embodiment of a detachable fan;

comprises a machine head 1, a vertical column 2, a base 3, a male terminal 4 and a female terminal 5;

referring to fig. 2, the bottom of the machine head 1 is provided with an upper mounting pipe 7 with a downward opening;

referring to fig. 11 and 12, a downward mounting tube 8 with an upward opening is disposed at the top of the base 3, a circuit board (not shown in the figure) is disposed in the base 3, two parallel accommodating grooves 31 are disposed in the base 3, elastic buckles 33 are disposed on the side walls of the accommodating grooves, the elastic buckles 33 and the base 3 are integrally formed by injection molding, the upper upright post 21 and the lower upright post 22 are respectively clamped in one accommodating groove 31, and an avoiding notch 32 is disposed at the edge of the accommodating groove 31;

referring to fig. 4-10, the male terminal 4 includes at least 7 male posts 41, the female terminal includes at least 7 female terminals 51, the male terminal 4 includes a male installation tube 43 and a male wire portion 42, the male posts 41 are disposed on the male wire portion 42, a first limit ring 421 is disposed on a lower portion of the male wire portion 42, a first buckle 422 is disposed on an upper portion of the male wire portion 42, a step 431 is disposed on a lower portion of the male installation tube 43, a first buckling table 432 is disposed on an upper portion of the male installation tube 43, the first limit ring 421 abuts against a lower end surface of the step 431, the buckle 422 is buckled on an upper end surface of the first buckling table 432, and the male installation tube 43 and the male wire portion 42 can rotate relative to each other;

the female terminal 5 comprises a female mounting tube 53 and a female wiring part 52, the female wiring terminal 51 is arranged on the female wiring part 52, a second limiting ring 531 is arranged on the female mounting tube 53, a limiting block 522 is arranged at the lower part of the female wiring part 52, a second buckle 521 is arranged in the middle of the female wiring part 52, when the female wiring part 52 is sent into the female mounting tube 53 from bottom to top, the second buckle 521 can move to the second limiting ring 531 from the inner side of the second limiting ring 531 and is clamped with the top of the second limiting ring 531, and the limiting block 522 can abut against the lower part of the second limiting ring 531;

the outer wall of the female installation pipe 53 and the outer wall of the male installation pipe 43 are both provided with external threads 6, after the female terminal 5 is plugged with the male terminal 4, the upper upright post 21 and the lower upright post 22 rotate relatively, and the male installation pipe 43 and the male wiring part 42 can rotate relatively, so that the wire winding of the male terminal 5 or the female terminal 4 cannot occur when the upper upright post 21 and the lower upright post 22 rotate relatively.

Referring to fig. 2-4, the upright 2 includes an upper upright 21 and a lower upright 22 detachably connected to each other, a pair of the male terminal 4 and the female terminal 5 is provided at a joint of the upper upright 21 and the lower upright 22, a pair of the male terminal 4 and the female terminal 5 is provided at a joint of the upper upright 21 and the upper mounting pipe 7, and a pair of the male terminal 4 and the female terminal 5 is provided at a joint of the lower upright 22 and the lower mounting pipe 8;

the upper upright post 21, the lower upright post 22, the upper mounting pipe 7 and the lower mounting pipe 8 are all provided with internal threads; the internal thread is used for connecting the external thread 6, so that the upper column 21, the lower column 22, the upper mounting pipe 7 and the lower mounting pipe 8 can be connected with one of the male terminal 4 and the female terminal 5.

The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. The utility model provides a detachable fan, includes aircraft nose, stand and base, the aircraft nose include the installation pipe the base includes down the installation pipe, the top of stand with the connection can be dismantled to last installation pipe, the bottom of stand with the connection can be dismantled to the installation pipe down, its characterized in that:

still including the public terminal and the female terminal of mutual adaptation, public terminal includes 7 at least public terminal posts, female terminal includes 7 at least female terminal posts, be equipped with the circuit board in the base, the stand with the junction of going up the installation pipe is equipped with a pair ofly public terminal with female terminal, the stand with the junction of installing the pipe down is equipped with a pair ofly public terminal with female terminal.

2. A detachable fan according to claim 1, wherein:

the stand includes last stand and the lower stand that can dismantle the connection each other, go up the stand with the junction of stand is equipped with a pair ofly down the male terminal with female terminal.

3. A detachable fan according to claim 2, wherein:

be equipped with two in the base and accomodate the groove, go up the stand with down the stand all with accomodate the groove adaptation and can with accomodate the groove joint and link to each other.

4. A detachable fan according to claim 3, wherein:

and an avoiding notch is arranged at the edge of the accommodating groove.

5. A detachable fan according to claim 3, wherein:

the side wall of the accommodating groove is provided with an elastic buckle, and the elastic buckle and the base are integrally formed in an injection molding mode.

6. A detachable fan according to claim 2, wherein:

public terminal includes public installation pipe and public wiring portion, public terminal post is located on the public wiring portion, the lower part of public wiring portion is equipped with first spacing ring, the upper portion of public wiring portion is equipped with first buckle, the lower part of public installation pipe is equipped with the step, upper portion on the public installation pipe is equipped with first joint platform, first spacing ring butt is in the lower terminal surface of step, the buckle joint is in the up end of first joint platform.

7. A detachable fan according to claim 6, wherein:

female terminal is including female installation pipe and female wiring portion, female terminal locates in the female wiring portion, be equipped with the second spacing ring on the female installation pipe, the lower part of female wiring portion is equipped with the stopper, the middle part of female wiring portion is equipped with the second buckle, will female wiring portion is from up sending into down during the female installation pipe, the second buckle can follow the inboard of second spacing ring and move on the second spacing ring and with the top joint of second spacing ring, the stopper can the butt be in the lower part of second spacing ring.

8. A detachable fan according to claim 7, wherein:

the outer wall of female installation pipe with all be equipped with the external screw thread on the outer wall of public installation pipe, all be equipped with the internal thread on last stand, lower stand, last installation pipe and the lower installation pipe.