CN214617171U - Rotating device of electric fan - Google Patents
Rotating device of electric fan Download PDFInfo
- Publication number
- CN214617171U CN214617171U CN202120640875.3U CN202120640875U CN214617171U CN 214617171 U CN214617171 U CN 214617171U CN 202120640875 U CN202120640875 U CN 202120640875U CN 214617171 U CN214617171 U CN 214617171U
- Authority
- CN
- China
- Prior art keywords
- electric fan
- shell
- rotating device
- worm
- oscillating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010019345 Heat stroke Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a rotating device of electric fan relates to domestic appliance technical field, which comprises an outer shell, the shell upper surface is provided with the movable cover, the shell lower extreme is provided with the connecting rod equipment of shaking the head and matches, the assembly cover is provided with the connecting rod of shaking the head, the connecting rod of shaking the head with the assembly cover rotates the connection, the terminal surface is provided with the motor installing port before the shell, the inside gear mechanism that is provided with of shell. The utility model discloses an useful part is, can realize the rotation of electric fan through the simple combination of connecting rod of shaking the head and gear mechanism.
Description
Technical Field
The utility model belongs to the technical field of domestic appliance technique and specifically relates to a rotating device of electric fan.
Background
The electric fan is driven by a motor to accelerate indoor air flow and circulation, and can be used for ventilation, heat dissipation and heatstroke prevention cooling in summer and can be used as equipment for enhancing indoor air circulation in winter. The electric fan is simple in structure, easy to manufacture, low in cost and convenient to use, and can be widely applied to places such as families, classrooms, offices, shops, hospitals and hotels.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes shortcoming among the prior art provides a rotating device of electric fan, its simple structure, and the spare part that uses is less, and easy to assemble saves the equipment time, improves work efficiency, greatly reduced cost.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the rotating device of the electric fan comprises a shell, wherein a movable cover is arranged on the upper surface of the shell, an oscillating connecting rod assembling sleeve is arranged at the lower end of the shell, an oscillating connecting rod is arranged on the assembling sleeve and is rotatably connected with the assembling sleeve, a motor mounting opening is formed in the front end face of the shell, and a gear mechanism is arranged inside the shell.
Preferably, the periphery of the assembly set is provided with a reinforcing rib, and the reinforcing rib is fixedly connected with the shell.
Preferably, the connecting rod of shaking head designs for L shape, the connecting rod body of shaking head designs for cylindricly, the lower extreme is oval cylindric, the upper end is hexagonal, the oval cylindric department of connecting rod lower extreme of shaking head is provided with the hole of shaking head and stops the hole, the connecting rod formula structure as an organic whole of shaking head.
Preferably, the terminal surface is provided with the mounting hole before the shell, the mounting hole quantity is 3, the other spacing bolt that is provided with of mounting hole.
Preferably, hexagonal fixing holes are formed in two sides of the shell.
Preferably, the gear mechanism comprises a worm, a first worm wheel and a second worm wheel, the worm is in meshed connection with the first worm wheel, and the second worm wheel is connected with the worm.
Preferably, the two ends of the worm are provided with hexagonal rotating pieces, and the hexagonal rotating pieces are connected with the worm in a rotating mode.
Preferably, the hexagonal fixing hole is in sleeved connection with the hexagonal rotating piece.
Preferably, the oscillating connecting rod is fixedly connected with the first worm gear.
Compared with the prior art, the beneficial effects of the utility model are that:
the electric fan is simple in structure, convenient to assemble, few in used parts and greatly reduced in cost.
Drawings
Fig. 1 is a general view of a rotating device of an electric fan according to the present invention;
fig. 2 is a rear view of a rotating device of an electric fan according to the present invention;
fig. 3 is a top view of a rotating device of an electric fan according to the present invention;
fig. 4 is a schematic structural diagram of the gear mechanism of the present invention;
fig. 5 is a schematic view of the connection between the second worm wheel and the worm according to the present invention;
FIG. 6 is a schematic view of the oscillating connecting rod of the present invention;
fig. 7 is the schematic diagram of the stop hole and the oscillating hole position of the present invention.
In the figure: 1-shell, 2-movable cover, 3-motor mounting port, 4-mounting hole, 5-limit bolt, 6-hexagonal fixing hole, 7-shaking head connecting rod, 8-mounting sleeve, 9-reinforcing rib, 10-worm, 11-first worm wheel, 12-second worm wheel, 13-hexagonal rotating piece, 14-stop hole and 15-shaking head hole.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1 to 7, a rotating device of an electric fan, including shell 1, 1 upper surface of shell is provided with movable cover 2, as shown in fig. 3, movable cover 2 is connected with shell 1 through the screw, the upper surface is equipped with movable cover 2 and can conveniently maintain and filling lubricating oil, 1 lower extreme of shell is provided with the equipment cover 8 that is used for installing connecting rod 7 of shaking the head, the equipment cover 8 is provided with connecting rod 7 of shaking the head, connecting rod 7 of shaking the head rotates with equipment cover 8 to be connected, 1 preceding terminal surface of shell is provided with motor installing port 3, motor installing port 3 is used for the installation of external motor, 1 inside gear mechanism that is provided with of shell.
The periphery of the assembly sleeve 8 is provided with a reinforcing rib 9, the reinforcing rib 9 is fixedly connected with the shell 1, and the reinforcing rib 9 can strengthen the bearing capacity of the assembly sleeve 8 and is not easy to damage.
The oscillating connecting rod 7 is designed to be L-shaped, the rod body of the oscillating connecting rod 7 is designed to be cylindrical, the lower end of the oscillating connecting rod 7 is elliptic cylindrical, the upper end of the oscillating connecting rod is hexagonal, the oscillating connecting rod 7 is integrally formed, an oscillating hole 15 and a stopping hole 14 are arranged at the elliptic cylindrical part at the lower end of the oscillating connecting rod 7, as shown in figure 6, the rod body of the oscillating connecting rod 7 is cylindrical and comprises an upper cylindrical section and a lower cylindrical section, the diameter of the upper cylindrical section of the rod body is smaller than that of the lower cylindrical section, the diameter of the upper cylindrical section is matched with that of the assembling sleeve 8, the diameter of the lower cylindrical section is larger than that of the assembling sleeve 8, so that the limiting effect can be achieved, the design is ingenious, the oscillating hole 15 and the stopping hole 14 are arranged at the elliptic cylindrical part at the lower end of the connecting rod 7, the lower end of the oscillating connecting rod 7 is circular, the circle center of the oscillating connecting rod body and the circle center of the stopping hole 14 are on the same straight line, when an external oscillating crank (not shown in the figure) is movably connected with the stopping hole 14, when the oscillating connecting rod 7 rotates, the stop hole 14 does autorotation motion, and the oscillating crank is not driven to move, so that the electric fan does not swing back and forth left and right, the oscillating hole 15 is arranged at the other side of the relative stop hole 14, the oscillating hole 15 is not in the same straight line with the bottom circle center of the oscillating connecting rod 7, when the oscillating connecting rod 7 rotates, the oscillating hole 15 uses the bottom circle center of the oscillating connecting rod 7 as the circle center, namely, the stop hole 14 is used as the circle center to do circular arc motion, and when the oscillating crank is movably connected with the oscillating hole 15, the oscillating hole 15 drives the oscillating crank to move, so that the electric fan rotates, the upper end of the oscillating connecting rod 7 is designed into a hexagonal shape, and the oscillating connecting rod is used for being connected and fixed with the first worm wheel 11, and the oscillating crank is not easy to slip.
The terminal surface is provided with mounting hole 4 before shell 1, and 4 quantity of mounting hole are 3, and mounting hole 4 and electric fan motor screwed connection, the other spacing bolt 5 that is provided with of mounting hole 4, spacing bolt 5 and the supporting use in spacing hole on the motor, design messenger's assembly is more swift accurate like this.
As shown in fig. 4 or 5, the gear mechanism includes a worm 10, a first worm wheel 11, and a second worm wheel 12, the worm 10 is engaged with the first worm wheel 11, the second worm wheel 12 is connected with the worm 10, the oscillating connecting rod 7 is fixedly connected with the first worm wheel 11, a motor shaft tail of the electric fan is designed as a worm (not shown in the figure), the worm at the motor shaft tail is engaged with the second worm wheel 12, when the motor is started, the motor shaft rotates to drive the second worm wheel 12 to rotate, the second worm wheel 12 drives the worm 10 to rotate, the worm 10 drives the first worm wheel 11 to rotate, the first worm wheel 11 drives the oscillating connecting rod 7 to rotate, so as to realize rotation of the electric fan, and the structure is simple.
The both sides of shell 1 are equipped with hexagonal form fixed orifices 6, and the worm 10 both ends are provided with hexagonal and rotate piece 13, and hexagonal rotates piece 13 and is connected with worm 10 rotation, and hexagonal fixed orifices 6 and hexagonal form rotate piece 13 and cup joint and be connected.
Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (9)
1. The rotating device of the electric fan is characterized by comprising a shell, wherein a movable cover is arranged on the upper surface of the shell, an oscillating connecting rod assembling sleeve is arranged at the lower end of the shell, an oscillating connecting rod is arranged on the assembling sleeve and is rotatably connected with the assembling sleeve, a motor mounting opening is formed in the front end face of the shell, and a gear mechanism is arranged in the shell.
2. The rotating device of an electric fan as claimed in claim 1, wherein the assembly set is provided with a reinforcing rib at the periphery, and the reinforcing rib is fixedly connected with the housing.
3. The rotating device of an electric fan as claimed in claim 1, wherein the oscillating rod is designed in an L-shape, the oscillating rod body is designed in a cylindrical shape, the lower end of the oscillating rod body is an elliptical cylinder, the upper end of the oscillating rod body is a hexagonal cylinder, the elliptical cylinder at the lower end of the oscillating rod body is provided with an oscillating hole and a stopping hole, and the oscillating rod is of an integrated structure.
4. The rotating device of an electric fan as claimed in claim 1, wherein the front end face of the housing is provided with 3 mounting holes, and a limit latch is arranged beside the mounting holes.
5. The rotating device of an electric fan as claimed in claim 1, wherein the housing is provided with hexagonal fixing holes at both sides thereof.
6. The rotating device of claim 5, wherein the gear mechanism comprises a worm, a first worm wheel, and a second worm wheel, the worm is engaged with the first worm wheel, and the second worm wheel is engaged with the worm.
7. The rotating device of an electric fan as claimed in claim 6, wherein hexagonal rotating members are provided at both ends of the worm, and the hexagonal rotating members are rotatably connected to the worm.
8. The rotating device of an electric fan as claimed in claim 7, wherein the hexagonal fixing hole is coupled to the hexagonal rotating member.
9. The rotating device of claim 6, wherein the oscillating rod is fixedly connected to the first worm gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120640875.3U CN214617171U (en) | 2021-03-30 | 2021-03-30 | Rotating device of electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120640875.3U CN214617171U (en) | 2021-03-30 | 2021-03-30 | Rotating device of electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214617171U true CN214617171U (en) | 2021-11-05 |
Family
ID=78397913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120640875.3U Expired - Fee Related CN214617171U (en) | 2021-03-30 | 2021-03-30 | Rotating device of electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214617171U (en) |
-
2021
- 2021-03-30 CN CN202120640875.3U patent/CN214617171U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |