CN212055180U

CN212055180U - Floor fan

Info

Publication number: CN212055180U
Application number: CN201921786109.7U
Authority: CN
Inventors: 闫红超
Original assignee: Shaanxi University of Science and Technology
Current assignee: Shaanxi University of Science and Technology
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-12-01
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a floor fan, include: the fan head and the supporting assembly are in a cavity structure, the top of the cavity structure is connected with a rotating shaft through a bearing, and the rotating shaft penetrates through the cavity structure of the supporting assembly; the fan head is connected with the base through the supporting component; the outer frame is provided with wheels, and the rotating shaft penetrates through the base and is fixedly connected with the outer frame; when the bearing is rotated, the rotating shaft rotates, so that the outer frame drives the wheels to rotate, and the direction of the floor fan is changed. The utility model discloses in, rotate through utilizing the bearing, drive axis of rotation pivoted principle, convert the turning force into the wheel in, realized the direction rotation of wheel, and then when removing, rolling bearing earlier can promote the floor fan again, makes things convenient for the removal of floor fan.

Description

Floor fan

Technical Field

The utility model relates to a floor fan among the little electrical apparatus of house, concretely relates to convenient pivoted floor fan.

Background

The floor fan has the main characteristics of large air quantity and low noise. In hot summer, the floor fan has the characteristics of good effects of ventilating and ventilating the indoor, preventing heatstroke and reducing temperature, and improving the environment, and safety when the floor fan is stably placed on the ground. Therefore, the floor fan can be widely applied to warehouses, workshops, restaurants, homes and other places of industrial and mining enterprises.

The floor fan in the prior art basically realizes rotation in use through directly rotating the fan head, but after the floor fan is used, no reasonable scheme is mentioned for rotation of the floor fan during moving. Generally, when the floor fan is moved, the floor fan is carried and moved by manpower, manpower is wasted greatly, the floor fan needs great strength, old people or women have a love, and the floor fan is difficult to carry, so that great inconvenience is caused in use.

Disclosure of Invention

In order to solve the problem, the utility model provides a bottom can rotate, the floor fan of convenient removal, and its removal and other transports that make things convenient for the floor fan in a large number have saved the manpower.

In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:

a floor fan, comprising:

the head of the fan is connected with the fan,

the supporting assembly is of a cavity structure, the top of the cavity structure is connected with a rotating shaft through a bearing, and the rotating shaft penetrates through the cavity structure of the supporting assembly;

the fan head is connected with the base through the supporting component;

the outer frame is provided with wheels, and the rotating shaft penetrates through the base and is fixedly connected with the outer frame;

when the bearing is rotated, the rotating shaft rotates, so that the outer frame drives the wheels to rotate, and the direction of the floor fan is changed.

As a further improvement, the outrigger is including the mainboard that is used for connecting the axis of rotation, mainboard both sides extend the U type structure that forms the symmetry outwards, the wheel is 2, 2 the wheel set up respectively in the opening part of U type structure.

As a further improvement, the utility model also includes the stiffener, U type structure lateral part is equipped with a plurality of first jacks, the base outer wall corresponds the position with first jack and is equipped with the second jack, insert respectively at the both ends of stiffener in first jack and the second jack.

As a further improvement, the reinforcing rods are of a structure with two ends being small and middle and thick.

As a further improvement, the support assembly comprises a plurality of sleeved bodies, the diameters of which are reduced in sequence, and spring pins which are arranged on the outer wall of the inner pipe body and fixed in the springs are sleeved on the two ends of the inner pipe body, and slots matched with the spring pins are arranged on the wall of the outer pipe body.

As a further improvement of the present invention, the bearing is disposed on the tube body with the smallest diameter, and the bottom of the fan head is connected to the bearing through the connecting rod.

As a further improvement of the present invention, one of the connecting rod and the bearing is provided with an assembly body, the other is provided with an assembly hole, and the connecting rod and the bearing are detachably connected through the assembly body and the assembly hole.

As a further improvement, the assembly hole is the expanding cavity body that the diameter grow gradually, the assembly body is the gradually increasing round platform structure of diameter.

As a further improvement of the utility model, the expansion chamber bottom diameter is the biggest, just the bottom is inwards sunken to form the depressed part, the round platform structure bottom extends and forms the bellying, the bellying with the depressed part matches.

As a further improvement, the utility model also comprises a plug board, the base upper surface is equipped with a plurality of mounting grooves, the plug board inserts behind the mounting groove, with the base forms and has the open-ended box structure.

The utility model has the advantages as follows:

the utility model discloses in, rotate through utilizing the bearing, drive axis of rotation pivoted principle, convert the turning force into the wheel in, realized the direction rotation of wheel, and then when removing, rolling bearing earlier can promote the floor fan again, makes things convenient for the removal of floor fan.

The utility model discloses in, the wheel passes through the outrigger fixedly, during the rotation, does not influence the base position, ensures the stability of base itself, and only the wheel can rotate along with the rotation of axis of rotation, has reduced other pivoted emergence in the rotation, has improved the security of using.

In the utility model, the bearing is rotated by manpower, compared with the intelligent technology, the electric power is saved, and other safety accidents caused by electricity consumption are avoided; compared with the existing manpower, the manpower is smaller, and the applicable crowd is wider.

Drawings

Fig. 1 is a schematic structural diagram of a floor fan according to the present invention;

fig. 2 is a schematic structural view of the external frame provided by the present invention;

fig. 3 is a top view of the base provided by the present invention;

fig. 4 is a schematic structural view of the reinforcing rod provided by the present invention;

fig. 5 is a schematic structural diagram of a support assembly provided by the present invention;

fig. 6 is an assembly view of the connecting rod and the bearing provided by the present invention;

fig. 7 is a schematic structural diagram of the box body provided by the present invention;

in the figure:

100. a fan head; 200. a support assembly; 201. a spring; 202. a spring pin; 300. a base; 301. a second jack; 400. an outer frame; 401. a main board; 402. a U-shaped structure; 403. a first jack; 500. a wheel; 600. a reinforcing bar; 700. a bearing; 800. a rotating shaft;

2. a connecting rod; 3. an assembly body; 4. an assembly hole; 6. inserting plates; 7. and (4) mounting the groove.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Example 1

Referring to the attached drawing 1, the utility model provides an intelligent coffee cup, include:

a floor fan, comprising:

the fan head (100) is provided with a fan head,

the supporting assembly 200 is a cavity structure, the top of the cavity structure is connected with a rotating shaft 800 through a bearing 700, and the rotating shaft 800 penetrates through the cavity structure of the supporting assembly 200;

a base 300, wherein the fan head 100 is connected with the base 300 through the supporting component 200;

the wheel assembly comprises an outer frame 400, wherein wheels 500 are arranged on the outer frame 400, and the rotating shaft 800 penetrates through a base 300 and then is fixedly connected with the outer frame 400;

when the bearing 700 is rotated, the rotating shaft 800 rotates, so that the outer frame 400 drives the wheel 500 to rotate, thereby changing the direction of the floor fan.

In this embodiment, the wheel 500 can be installed according to the structure with the wheel at the bottom of the shell in the prior art, and the assembly is convenient and more practical. Compared with the universal wheel and the like, after the universal wheel and the like are slightly touched, misoperation is easy to occur, and the rotating direction is easy to change; in this technical scheme, must the rolling bearing, just can drive its rotation, and then in the use, the floor fan bottom can not rotate, and is safer.

In this embodiment, during the equipment, rotation axis 800 one end passes through bearing 700 fixed connection, and the other end passes through welded fastening on outrigger 400, connects comparatively steadily, and passes behind supporting component 200 and the base 300, is connected with the outrigger 400 of bottommost again, has realized the long distance transmission of power, and stability is good.

The utility model discloses in, rotate through utilizing the bearing, drive axis of rotation 800 pivoted principle, convert the turning force into the wheel in, realized that the direction of wheel rotates, and then when removing, can axis of rotation 800 earlier hold, promote the floor fan again, make things convenient for the removal of floor fan.

The utility model discloses in, the wheel passes through the outrigger fixedly, during the rotation, does not influence the base position, ensures the stability of base itself, and only the wheel can rotate along with axis of rotation 800's rotation, has reduced other pivoted emergence in the rotation, has improved the security of using.

In the utility model, the manual rotation shaft 800 bearing is relied on, compared with the intelligent technology, the electric power is saved, and other safety accidents caused by electricity utilization are avoided; compared with the existing manpower, the manpower is smaller, and the applicable crowd is wider.

Example 2

In this embodiment, the installation of the outer frame and the bottom is mainly described.

Referring to fig. 2, which is a schematic structural diagram of the outer frame 400, it can be seen that the outer frame 400 includes a main plate 401 for connecting the rotating shaft 800, two sides of the main plate 401 extend outwards to form a symmetrical U-shaped structure 402, the number of the wheels 500 is 2, and the 2 wheels 500 are respectively disposed at openings of the U-shaped structure 402.

In this embodiment, the material of outrigger 400 can select for use the metal material, for example iron or stainless steel material etc. make things convenient for the welding, and intensity is good.

In this embodiment, the symmetry sets up wheel 500, has realized the whole symmetry of floor fan bottom, and stability is good. Adopt U type structure, save material, through the fixed wheel of support body, realized the stability of wheel equipment.

During the installation, the wheel 500 syntropy installation that the symmetry set up, and then when rotating, two directions are unified, have avoided the hard drawback that the wheel direction is inconsistent arouses in the rotation.

Referring to fig. 1, the portable electronic device further includes a reinforcing rod 600, a plurality of first insertion holes 403 are formed in a side portion of the U-shaped structure 402, a second insertion hole 301 is formed in a position, corresponding to the first insertion hole 403, of an outer wall of the base 300, and two ends of the reinforcing rod 600 are respectively inserted into the first insertion hole 403 and the second insertion hole 301.

Referring to fig. 3, which is a top view of the bottom 300, specifically, the position of the second insertion holes 301 can be set according to requirements, and the number of the second insertion holes 301 can also be adjusted. Specifically, the bottom 300 is a solid structure, and the second insertion hole 301 does not penetrate through the structure, so that the stability is good.

Specifically, the second insertion holes 301 may be five, and then the five second insertion holes 301 are connected to form two triangles, which are stable, and after supporting, the stability is better than that of other structures.

In this embodiment, because the outrigger is the support body, and above-mentioned is equipped with the wheel, so poor stability between outrigger and the bottom, and outrigger bearing capacity is too big, in order to prolong its life, so increase a plurality of stiffeners, specifically, the stiffener can adopt the great steel material of intensity etc. and the stiffener can set up as required to be circular, square or polygonal arbitrary structure for the cross section.

Referring to fig. 4, the reinforcing bar 600 has a structure with two small ends and a thick middle.

For the reinforcing rod, two ends need to enter the jacks, if the two ends are small, the structure of the jacks is small, the holes of the outer frame and the base are small, the strength is high, and the core stress part supported by the outer frame and the base is arranged in the middle, so that the thickness is larger.

The length of the end portions is preferably 5-10mm when provided, so that the end portions are fully inserted into the socket, and the length of the intermediate position is substantially more than 5 times that of the end portions, achieving the effect of thickest portion support. If the length of the end part is less than 5mm, the insertion position is less, the end part is easy to pull out, and the stability is poor; if the length of the end part is more than 10mm, part of the end part is exposed to cause waste.

Example 3

Refer to fig. 5, which is a schematic structural diagram of the support assembly provided by the present invention.

Specifically, the supporting assembly 200 includes a plurality of pipe bodies sleeved together and having successively reduced diameters, a spring 201 and a spring pin 202 fixed in the spring 201 are disposed on an outer wall of an inner pipe body of the two sleeved pipe bodies, and a slot matched with the spring 201 is disposed on an outer wall of the outer pipe body.

When the spring pin is used, the spring is in a compressed state in a normal state, the inner pipe body is moved to drive the spring pin to move, and when the spring pin moves to the slot, the spring pin is inserted into the slot, so that the inner pipe body is fixedly connected with the outer pipe body. By adding the spring pin and the slot, when the height needs to be increased, the spring is compressed by pressing the spring, then the spring moves along the outer pipe with the diameter larger than that of the pipe, when the spring moves to a proper position, the spring pin is inserted into the slot, and the spring returns to the original shape, so that the fixation is realized; when the height needs to be reduced, the positioning pin is pressed to compress the spring, the inner pipe continuously enters the outer pipe, and the spring pin is inserted into the slot again until the proper height is reached, so that the fixation is realized; at minimum height, the length of the support assembly is the length of the pipe body with the largest pipe diameter.

Referring to fig. 1 and 5, the bearing 700 is disposed on the pipe body with the smallest diameter, and the bottom of the fan head 100 is connected to the bearing 700 through a connecting rod 2.

The bearing sets up on the body of minimum pipe diameter, when not the longest state, the body of the minimum pipe diameter of supporting component exposes or stretches into in the outer tube in it, and at this moment, it is connected with the bearing, and then can guarantee the body that is closest to the fan head, the effect that equals with fan head distance all the time.

Referring to fig. 6, one of the connecting rod 2 and the bearing 700 is provided with an assembly body 3, the other is provided with a mounting hole 4, and the connecting rod 2 and the bearing 700 are detachably connected through the assembly body 3 and the mounting hole 4.

When setting up, connecting rod 2 can set up to 2, and the symmetry sets up, conveniently is fixed in on the bearing 700.

Can dismantle the connection, and then when removing, can tear the fan head open, alleviate the body weight of floor fan, make things convenient for its removal more.

Further, the assembly hole 4 is an expanding cavity with a gradually increasing diameter, and the assembly body 3 is a circular truncated cone structure with a gradually increasing diameter. The round platform structure and the expansion cavity have large internal surface areas, so that the largest contact surface and the largest contact surface of the round platform structure and the expansion cavity can be realized, the contact stability can be improved, and meanwhile, the bearing and the connecting rod are fully connected.

For tight connection, referring to fig. 5, the diameter of the bottom of the expansion cavity is the largest, the bottom is recessed inwards to form a recessed portion, and the bottom of the truncated cone structure extends to form a protruding portion, and the protruding portion is matched with the recessed portion. Because the fan head uses, also can have the rotation scheduling problem, so need fully consider its stability of being connected with the bearing, and protruding and depressed part set up the bottommost at the junction, and then make to connect inseparabler.

Referring to fig. 7, the portable electronic device further comprises an insertion plate 6, wherein a plurality of installation grooves 7 are formed in the upper surface of the base 300, and after the insertion plate 6 is inserted into the installation grooves 7, a box structure with an opening is formed between the insertion plate and the base 300.

In consideration of daily household use, the inventor thinks that the bottom is formed into a base box, so that the base box is convenient for accommodating components such as a fan head, the floor fan is contracted and accommodated, and the storage space of the floor fan is reduced to the greatest extent.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A floor fan, comprising:

a fan head (100) is provided,

the supporting component (200) is of a cavity structure, the top of the cavity structure is connected with a rotating shaft (800) through a bearing (700), and the rotating shaft (800) penetrates through the cavity structure of the supporting component (200);

a base (300), wherein the fan head (100) is connected with the base (300) through a support component (200);

the wheel suspension mechanism comprises an outer frame (400), wherein wheels (500) are arranged on the outer frame (400), and the rotating shaft (800) penetrates through a base (300) and then is fixedly connected with the outer frame (400);

when the bearing (700) is rotated, the rotating shaft (800) rotates, so that the outer frame (400) drives the wheels (500) to rotate, and the direction of the floor fan is changed.

2. A floor fan as claimed in claim 1, wherein the outer frame (400) comprises a main board (401) for connecting with the rotation shaft (800), two sides of the main board (401) extend outwards to form a symmetrical U-shaped structure (402), the number of the wheels (500) is 2, and 2 wheels (500) are respectively disposed at the opening of the U-shaped structure (402).

3. A floor fan as claimed in claim 2, further comprising a stiffener (600), wherein a plurality of first insertion holes (403) are formed in the side of the U-shaped structure (402), a second insertion hole (301) is formed in the outer wall of the base (300) at a position corresponding to the first insertion hole (403), and two ends of the stiffener (600) are respectively inserted into the first insertion hole (403) and the second insertion hole (301).

4. A floor fan as claimed in claim 3, characterised in that the stiffener (600) is of a configuration with two ends smaller and a thicker middle.

5. A floor fan as claimed in claim 1, wherein the support member (200) comprises a plurality of sleeved pipes with successively decreasing diameters, the outer wall of the inner pipe of the two sleeved pipes is provided with a spring (201) and a spring pin (202) fixed in the spring (201), and the wall of the outer pipe is provided with a slot matching with the spring pin (201).

6. A floor fan as claimed in claim 5, characterised in that the bearing (700) is arranged on the tube of smallest diameter, and the bottom of the fan head (100) is connected to the bearing (700) by means of a connecting rod (2).

7. A floor fan as claimed in claim 6, characterized in that one of the connecting rod (2) and the bearing (700) is provided with an assembly body (3) and the other is provided with a mounting hole (4), the connecting rod (2) and the bearing (700) being detachably connected via the assembly body (3) and the mounting hole (4).

8. A floor fan as claimed in claim 7, wherein said fitting hole (4) is an expanding cavity with gradually increasing diameter, and said fitting body (3) is a circular truncated cone structure with gradually increasing diameter.

9. A floor fan as claimed in claim 8, wherein said expanding cavity has a bottom with a largest diameter and recessed inwardly to form a recess, and said truncated cone extends from said bottom to form a protrusion, said protrusion matching said recess.

10. A floor fan as claimed in any one of claims 1 to 9, further comprising an insert plate (6), wherein the base (300) has a plurality of mounting slots (7) on its upper surface, and the insert plate (6) is inserted into the mounting slots (7) to form a box structure with an opening with the base (300).