CN211230917U - Aircraft nose and electric fan - Google Patents
Aircraft nose and electric fan Download PDFInfo
- Publication number
- CN211230917U CN211230917U CN201922339050.3U CN201922339050U CN211230917U CN 211230917 U CN211230917 U CN 211230917U CN 201922339050 U CN201922339050 U CN 201922339050U CN 211230917 U CN211230917 U CN 211230917U
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- Prior art keywords
- cover plate
- groove
- rotary switch
- hole
- outer sleeve
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- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 241000883990 Flabellum Species 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a aircraft nose and electric fan, wherein the aircraft nose includes the housing, is provided with drive flabellum pivoted motor in the housing, and the motor back is provided with the tail tooth case, and tail tooth case fixedly connected with apron, apron one end stretch out the tail tooth case, should serve and be connected with rotary switch, and rotary switch is used for the rotational speed of control motor. Electric fan, with the knob setting at the aircraft nose to be convenient for operate and the wiring the electric fan.
Description
Technical Field
The utility model belongs to the fan field especially relates to a aircraft nose and electric fan.
Background
The existing electric fan operation keys are assembled in the front shell and the rear shell, the oscillating key is installed on a machine head, and when the air speed is adjusted and the machine is turned on and off, the operation is carried out by bending down, so that the operation is inconvenient. Because the front and rear shells need to be provided with operating buttons, the design of the front and rear shells is limited, and the front and rear shells have complex structures and many parts.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a aircraft nose and electric fan to operate the electric fan.
In order to achieve the above object, the utility model discloses a specific technical scheme of aircraft nose and electric fan as follows:
the machine head comprises a housing, wherein a motor for driving a fan blade to rotate is arranged in the housing, a tail tooth box is arranged on the back surface of the motor, a cover plate is fixedly connected with the tail tooth box, one end of the cover plate extends out of the tail tooth box, and a rotary switch is connected to the end and used for controlling the rotating speed of the motor.
Furthermore, a through hole is formed on one side of the cover plate, and a connecting column is formed on the other side of the cover plate; the tail tooth box is provided with an elastic contact which penetrates through the cover plate through the through hole; the rotary switch is fixedly connected with the connecting column.
Furthermore, a connecting groove is formed on one surface of the tail tooth box, which is attached to the cover plate, and the elastic contact is arranged in the connecting groove; the cover plate is provided with a lug inserted into the connecting groove; the tail tooth case forms the screw hole on the border of spread groove, apron and tail tooth case screwed connection.
Further, an outer sleeve is formed on the cover plate, and the outer sleeve is communicated with the through hole and sleeved outside the elastic contact; the elastic contact is provided with a compression column extending out of the housing, the compression column is provided with a slide block arranged along a bus, and the inner wall of the outer sleeve is provided with a slide way for the slide block to be inserted into, so that the compression column is connected with the outer sleeve in a sliding way.
Furthermore, an inner buckle is formed on the pressing column, a clamping groove is formed in the cylindrical surface of the outer sleeve, and the inner buckle is clamped into the clamping groove, so that the inner buckle slides along the clamping groove along with the pressing column.
Furthermore, the compression column forms an installation opening on the cylindrical surface, and the inner buckle is arranged in the installation opening; the inner buckle comprises an elastic arm, the upper end of the elastic arm and the side wall of the mounting opening are integrally formed, and the lower end of the elastic arm forms a wedge-shaped clamping block which is clamped with the clamping groove.
Furthermore, an inner sleeve is coaxially arranged in the outer sleeve of the cover plate, the elastic contact is inserted in the inner sleeve, and the lower end of the compression column is inserted into an interlayer between the inner sleeve and the outer sleeve.
Furthermore, the cover plate is provided with a connecting column; connecting arms arranged along the radial direction are formed on two sides of the rotary switch, the rotary switch is inserted between the connecting columns, and the tail ends of the connecting arms are connected with the connecting columns through screws.
Furthermore, a knob extending out of the housing is arranged on the rotary switch; a mounting groove is formed on the housing, and a through hole is formed on the bottom surface of the mounting groove; the lower end of the knob is sleeved in the mounting groove, an outer buckle is formed on the bottom surface of the knob, and the outer buckle penetrates through the hole and is clamped on the edge of the hole.
An electric fan comprises the machine head.
The utility model discloses a aircraft nose and electric fan have following advantage:
1. the electric fan knob is assembled on the head and tail gearbox, so that the speed regulation and shutdown do not need bending operation, and the user experience is enhanced.
2. The operation interface is fixed on the machine head, a large amount of space is saved in the machine body, the design of the machine body can be diversified, and wiring is facilitated.
Drawings
FIG. 1 is an exploded view of a handpiece of the present invention;
FIG. 2 is a cross-sectional view of the head of the present invention;
FIG. 3 is a cross-sectional view of the handpiece showing the inner sleeve structure.
The notation in the figure is:
1. a housing; 11. mounting grooves; 2. a motor; 3. a tail tooth box; 31. an elastic contact; 32. connecting grooves; 33. a base; 34. a threaded post; 4. pressing the column; 41. a slider; 42. an installation port; 43. an inner buckle; 5. a rotary switch; 51. a connecting arm; 6. a cover plate; 61. a through hole; 62. connecting columns; 63. a bump; 64. an outer sleeve; 641. a card slot; 65. an inner sleeve; 7. a knob; 71. and an outer buckle.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following description of the present invention with reference to the accompanying drawings is made for further details of a machine head and an electric fan.
As shown in figure 1, the electric fan of the utility model comprises a machine head, wherein the machine head comprises a housing 1. A motor 2 is arranged in the housing 1, and the motor 2 is used for driving the fan blades to rotate. The back of the motor 2 is provided with a tail tooth box 3, the tail tooth box 3 is provided with a pressing column 4 extending out of the cover shell 1, the pressing column 4 is sleeved outside an elastic contact 31 of the tail tooth box 3, and the electric fan is controlled to shake or not by pressing the pressing column 4.
Referring to fig. 2 and 3, a rotary switch 5 for controlling the rotation speed and opening/closing of the electric fan is provided on the head in order to facilitate the operation of the electric fan. The tail tooth case 3 is fixedly connected with a cover plate 6, one side of the cover plate 6 is provided with a through hole 61, and the other side is provided with a connecting column 62. The elastic contact 31 penetrates through the cover plate 6 through the through hole 61, and the cover plate 6 is fixedly connected with the tail tooth box 3; the connecting column 62 is fixedly connected with the rotary switch 5.
A connecting groove 32 is formed on one surface of the tail tooth box 3, which is attached to the cover plate 6, and the elastic contact 31 is arranged in the connecting groove 32; the cover plate 6 is formed with a projection 63 inserted into the coupling groove 32 to preliminarily fix the cover plate 6. The tail tooth case 3 is formed with a screw hole at the edge of the coupling groove 32 so that the cover plate 6 and the tail tooth case 3 are screw-coupled.
The cover plate 6 is formed with an outer sleeve 64, and the outer sleeve 64 is communicated with the through hole 61 and sleeved outside the elastic contact 31. The press column 4 is formed with a slide block 41 arranged along a bus bar, and the inner wall of the outer sleeve 64 is formed with a slide way for inserting the slide block 41, so that the press column 4 and the outer sleeve 64 are connected in a sliding way. The inner buckle 43 is formed on the pressing column 4, the clamping groove 641 is formed on the cylindrical surface of the outer sleeve 64, the inner buckle 43 is clamped in the clamping groove 641, and the inner buckle 43 slides along the clamping groove 641 as the pressing column 4 is pressed. In order to secure the strength of the inner clip 43, the compression leg 4 is formed with a mounting opening 42 on the cylindrical surface, and the inner clip 43 is disposed in the mounting opening 42. Interior buckle 43 includes the elastic arm, elastic arm upper end and installing port 42 lateral wall integrated into one piece, and the lower extreme forms wedge fixture block, wedge fixture block and draw-in groove 641 joint. The cover plate 6 is formed with an inner sleeve 65 coaxially arranged in the outer sleeve 64, the elastic contact 31 is inserted into the inner sleeve 65, and the lower end of the compression leg 4 is inserted into the interlayer between the inner sleeve 65 and the outer sleeve 64.
The cover plate 6 is formed with a connecting column 62 one end of which protrudes out of the tail tooth box 3. The two sides of the rotary switch 5 are formed with connecting arms 51 arranged along the radial direction, the rotary switch 5 is inserted between the connecting posts 62, and the tail ends of the connecting arms 51 are connected with the connecting posts 62 through screws.
In order to facilitate turning of the rotary switch 5, the rotary switch 5 is provided with a knob 7 extending out of the housing 1. The knob 7 is formed at the rear thereof with an insertion groove which is inserted into the rotary post of the rotary switch 5 to connect the knob 7. A mounting groove 11 is formed on the housing 1, and a through hole is formed on the bottom surface of the mounting groove 11; the lower end of the knob 7 is sleeved in the mounting groove 11, an outer buckle 71 is formed on the bottom surface, and the outer buckle 71 penetrates through the through hole and is clamped on the edge of the through hole.
In order to fix the tail tooth box 3, a base 33 is formed on one side of the tail tooth box 3, a threaded column 34 is formed on the other side of the tail tooth box 3, the base 33 is in screw connection with the motor 2, and the threaded column 34 is in screw connection with the back of the shell 1, so that the tail tooth box 3 can bear the cover plate 6.
Thus, the rotary switch 5 is mounted on the handpiece for controlling the wind speed of the handpiece. Therefore, the wind speed can be controlled and the head can be swung on the handpiece, so that the device is convenient and quick, and is convenient for internal wiring.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (10)
1. The machine head comprises a housing (1), wherein a motor (2) for driving fan blades to rotate is arranged in the housing (1), and a tail gear box (3) is arranged on the back surface of the motor (2), and is characterized in that a cover plate (6) is fixedly connected with the tail gear box (3), one end of the cover plate (6) extends out of the tail gear box (3), the end is connected with a rotary switch (5), and the rotary switch (5) is used for controlling the rotating speed of the motor (2).
2. Handpiece according to claim 1, characterized in that the cover plate (6) is formed with a through hole (61) on one side and an attachment post (62) on the other side; the tail tooth box (3) is provided with an elastic contact (31), and the elastic contact (31) penetrates through the cover plate (6) through the through hole (61); the rotary switch (5) is fixedly connected with the connecting column (62).
3. The handpiece of claim 2, wherein the joint surface of the tail tooth box (3) and the cover plate (6) is provided with a connecting groove (32), and the elastic contact (31) is arranged in the connecting groove (32); the cover plate (6) is formed with a projection (63) inserted into the connecting groove (32); the tail tooth case (3) forms a threaded hole on the edge of the connecting groove (32), and the cover plate (6) is connected with the tail tooth case (3) through screws.
4. Handpiece according to claim 2, characterized in that the cover plate (6) is formed with an outer sleeve (64), the outer sleeve (64) communicating with the through hole (61) and being fitted over the elastic contact (31); the elastic contact (31) is provided with a compression column (4) extending out of the housing (1), the compression column (4) is provided with a sliding block (41) arranged along a bus, and the inner wall of the outer sleeve (64) is provided with a slideway for the sliding block (41) to be inserted into, so that the compression column (4) is connected with the outer sleeve (64) in a sliding manner.
5. Handpiece according to claim 4, characterized in that the plunger (4) is formed with an inner catch (43) and in that the outer sleeve (64) is formed with a catch groove (641) on the cylindrical surface, the inner catch (43) being caught in the catch groove (641), so that the inner catch (43) slides along the catch groove (641) as the plunger (4) is pressed.
6. Handpiece according to claim 5, characterised in that the compression leg (4) forms a mounting opening (42) on the cylindrical surface, the internal catch (43) being arranged in the mounting opening (42); interior buckle (43) include the elastic arm, elastic arm upper end and installing port (42) lateral wall integrated into one piece, and the lower extreme forms wedge fixture block, wedge fixture block and draw-in groove (641) joint.
7. Handpiece according to claim 4, characterised in that the cover plate (6) has an inner sleeve (65) coaxially arranged within the outer sleeve (64), the elastic contact (31) being inserted in the inner sleeve (65), the lower end of the plunger (4) being inserted in the intermediate space between the inner sleeve (65) and the outer sleeve (64).
8. Handpiece according to claim 2, characterized in that the cover plate (6) is formed with an attachment post (62); connecting arms (51) arranged along the radial direction are formed on two sides of the rotary switch (5), the rotary switch (5) is inserted between the connecting columns (62), and the tail ends of the connecting arms (51) are in screw connection with the connecting columns (62).
9. Handpiece according to claim 2, characterized in that the rotary switch (5) is provided with a knob (7) projecting out of the casing (1); a mounting groove (11) is formed on the housing (1), and a through hole is formed on the bottom surface of the mounting groove (11); the lower end of the knob (7) is sleeved in the mounting groove (11), an outer buckle (71) is formed on the bottom surface, and the outer buckle (71) penetrates through the hole and is clamped on the edge of the hole.
10. An electric fan comprising a head as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922339050.3U CN211230917U (en) | 2019-12-24 | 2019-12-24 | Aircraft nose and electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922339050.3U CN211230917U (en) | 2019-12-24 | 2019-12-24 | Aircraft nose and electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211230917U true CN211230917U (en) | 2020-08-11 |
Family
ID=71923617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922339050.3U Active CN211230917U (en) | 2019-12-24 | 2019-12-24 | Aircraft nose and electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211230917U (en) |
-
2019
- 2019-12-24 CN CN201922339050.3U patent/CN211230917U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |