CN204572522U - Electric fan - Google Patents
Electric fan Download PDFInfo
- Publication number
- CN204572522U CN204572522U CN201420799633.9U CN201420799633U CN204572522U CN 204572522 U CN204572522 U CN 204572522U CN 201420799633 U CN201420799633 U CN 201420799633U CN 204572522 U CN204572522 U CN 204572522U
- Authority
- CN
- China
- Prior art keywords
- damper box
- adjusting gear
- electric fan
- frame assembly
- rotating shaft
- 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.)
- Active
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of electric fan.This electric fan comprises nose assembly, damper box and frame assembly, nose assembly is arranged in damper box, damper box is arranged on frame assembly rotationally around horizontal rotating shaft, on horizontal rotating shaft, flip sleeve is provided with adjusting gear, adjusting gear circumference is fixed on frame assembly, first end face of adjusting gear is provided with the first end-tooth stretched out towards damper box, damper box is provided with the second end-tooth coordinated with the first end-tooth, Regulation spring is provided with between second end face of adjusting gear and frame assembly, one end of Regulation spring is connected to the first end face of adjusting gear, second end of Regulation spring is connected on frame assembly.According to electric fan of the present utility model, can effectively prevent from causing frictional force to reduce due to fretting wear between damper box and frame assembly, the problem that nose assembly is sagging.
Description
Technical field
The utility model relates to appliance field, in particular to a kind of electric fan.
Background technique
The electric fan sold in the market, main body as shown in Figure 1, nose assembly 1 is connected by screw 3 is spacing with damper box 2, nose assembly 1 realizes assembling mainly through damper box 2 and balance spring 4, location piece 5 and Regulation spring assembly 6 with frame assembly 9, then be mounted with by nut 7 and bolt 8 adjustment realizing up/down panning angle, finally reach the wind direction that user is desirable.
Two installation foot one end of balance spring 4 and damper box 2 are assembled, and the other end and frame assembly 9 screens groove circumferentially can stagger several angle, can produce enough torsion, balance the gravity of nose assembly 1 self after ensureing to be assembled to screens groove.Due to the twisting force of balance spring 4, cause the mounting hole axle center of damper box 2 and the mounting hole axle center decentraction of frame assembly 9, need reverse enough angles can assembling nut 7 and bolt 8, is equipped with certain difficulty.
When assembling, when part type nose assembly 1 self is laid particular stress on, balance spring 4 torsion needs corresponding increasing, and power special tooling must be borrowed when torsion is large to assemble, and efficiency is low, and reject ratio is high.In addition, because the friction of shaking the head of long-term up/down can cause location piece 5 to wear and tear between location piece 5 and Regulation spring assembly 6, cause the hidden danger of quality that nose assembly 1 is sagging, thus affect the usability of product.After damper box 2 and frame assembly 9 are locked with nut 7 and bolt 8, certain frictional force is had between damper box 2 and frame assembly 9, after long-term up/down is shaken the head, damper box 2 and self abrasion of frame assembly 9, frictional force strengthens with wearing and tearing and reduces, because nut 7 and bolt 8 fixed position are certain, when frictional force can not balance nose assembly 1 gravity, the hidden danger of quality that nose assembly 1 is sagging also can be caused.
Model utility content
There is provided a kind of electric fan in the utility model embodiment, can effectively prevent from causing due to fretting wear frictional force to reduce between damper box and frame assembly, the problem that nose assembly is sagging.
In order to solve the problem, according to an aspect of the present utility model, provide a kind of electric fan, comprise nose assembly, damper box and frame assembly, nose assembly is arranged in damper box, damper box is arranged on frame assembly rotationally around horizontal rotating shaft, on horizontal rotating shaft, flip sleeve is provided with adjusting gear, adjusting gear circumference is fixed on frame assembly, first end face of adjusting gear is provided with the first end-tooth stretched out towards damper box, damper box is provided with the second end-tooth coordinated with the first end-tooth, Regulation spring is provided with between second end face of adjusting gear and frame assembly, one end of Regulation spring is connected to the first end face of adjusting gear, second end of Regulation spring is connected on frame assembly.
As preferably, nose assembly is arranged in damper box rotationally around the auxiliary rotating shaft perpendicular to horizontal rotating shaft.
As preferably, be provided with the gear grooved of a side opening in damper box, the second end-tooth is arranged on the bottom land of gear grooved, and adjusting gear is arranged in gear grooved.
As preferably, be also provided with sleeve pipe in gear grooved, casing pipe sleeve is located at outside horizontal rotating shaft, and adjusting gear is set in outside sleeve pipe.
As preferably, adjusting gear is provided with spring groove away from the side of damper box, and Regulation spring is arranged in spring groove.
As preferably, Regulation spring, adjusting gear and sleeve pipe are coaxially arranged, and Regulation spring is set in outside sleeve pipe.
As preferably, frame assembly comprises two dunnages be oppositely arranged, and damper box is arranged between two dunnages, and the dunnage being positioned at side, adjusting gear place is provided with locating slot, and adjusting gear is provided with positioning convex, and positioning convex is arranged in locating slot.
As preferably, horizontal rotating shaft be damper box is located in two dunnages together with bolt, the threaded end of bolt is provided with nut, and the position of two corresponding bolts of dunnage is provided with receiving groove, and the bolt head of bolt and nut are all arranged in receiving groove.
As preferably, horizontal rotating shaft be damper box is located in two dunnages together with bearing pin, the two ends of bearing pin are provided with pin.
As preferably, the part auxiliary rotating shaft being positioned at damper box is circumferentially provided with rotation slot, and damper box is provided with locking pin, and locking pin stretches in rotation slot.
Application the technical solution of the utility model, electric fan comprises nose assembly, damper box and frame assembly, nose assembly is arranged in damper box, damper box is arranged on frame assembly rotationally around horizontal rotating shaft, on horizontal rotating shaft, flip sleeve is provided with adjusting gear, adjusting gear circumference is fixed on frame assembly, first end face of adjusting gear is provided with the first end-tooth stretched out towards damper box, damper box is provided with the second end-tooth coordinated with the first end-tooth, Regulation spring is provided with between second end face of adjusting gear and frame assembly, one end of Regulation spring is connected to the first end face of adjusting gear, second end of Regulation spring is connected on frame assembly.In the process of electric fan work, when damper box, long-term fretting wear between adjusting gear and frame assembly, mutual gap is strengthened, when frictional force reduces, because Regulation spring is in the state of two sides compression, therefore Regulation spring can apply elastic acting force to damper box, adjusting gear and frame assembly, thus compensate frame assembly and damper box, adjusting gear and shake the head up and down for a long time due to electric fan and self wear and tear and the frictional force that reduces, balance nose assembly gravity, prevent nose assembly sagging, improve stability when electric fan works and reliability.
Accompanying drawing explanation
Fig. 1 is the decomposition chart of electric fan of the prior art;
Fig. 2 is the decomposition chart of the electric fan of the utility model embodiment;
Fig. 3 is the sectional structure chart of the electric fan of the utility model embodiment;
Fig. 4 is the structure for amplifying schematic diagram at the Q place according to Fig. 3.
Description of reference numerals:
1, nose assembly; 2, damper box; 3, frame assembly; 4, horizontal rotating shaft; 5, adjusting gear; 6, the first end-tooth; 7, the second end-tooth; 8, Regulation spring; 9, auxiliary rotating shaft; 10, gear grooved; 11, sleeve pipe; 12, spring groove; 13, dunnage; 14, locating slot; 15, positioning convex; 16, receiving groove; 17, bolt; 18, nut; 19, rotation slot; 20, locking pin.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as to restriction of the present utility model.
Orientation all around when working with electric fan in the utility model is the reference azimuth of each embodiment below.
See shown in Fig. 2 to Fig. 4, according to embodiment of the present utility model, electric fan comprises nose assembly 1, damper box 2 and frame assembly 3, nose assembly 1 is arranged in damper box 2, damper box 2 is arranged on frame assembly 3 around horizontal rotating shaft 4 rotationally, on horizontal rotating shaft 4, flip sleeve is provided with adjusting gear 5, adjusting gear 5 circumference is fixed on frame assembly 3, first end face of adjusting gear 5 is provided with the first end-tooth 6 stretched out towards damper box 2, damper box 2 is provided with the second end-tooth 7 coordinated with the first end-tooth 6, Regulation spring 8 is provided with between second end face of adjusting gear 5 and frame assembly 3, one end of Regulation spring 8 is connected to the first end face of adjusting gear 5, second end of Regulation spring 8 is connected on frame assembly 3.
In the process of electric fan work, when damper box 2, mutual gap is caused to be strengthened due to long-term fretting wear between adjusting gear 5 and frame assembly 3, when frictional force reduces, because Regulation spring 8 is in the state of two sides compression, therefore Regulation spring 8 can to damper box 2, adjusting gear 5 and frame assembly 3 apply elastic acting force, thus compensate frame assembly 3 and damper box 2, adjusting gear 5 is shaken the head up and down for a long time due to electric fan and self is worn and torn and the frictional force of reduction, the gravity of balance nose assembly 1 self, prevent nose assembly 1 sagging, improve stability when electric fan works and reliability.
Due in the process of whole electric fan work, Regulation spring 8 just plays and compresses damper box 2, adjusting gear 5 and frame assembly 3 to increase the effect of damper box 2, frictional force between adjusting gear 5 and frame assembly 3, and therefore only needs provide enough axial elasticity active forces to meet usage requirement along horizontal rotating shaft.Thus, because Regulation spring 8 does not need to provide torsion, make when installing horizontal rotating shaft, damper box 2, mounting hole axle center between adjusting gear 5 and frame assembly 3 can rapid adjustment consistent, when assembling, only need can realize concentric locating once pressure Regulation spring 8 gently, installation can be completed through horizontal rotating shaft 4 from axis hole, assemble more simple and convenient, as long as just can complete assembly working without the need to assistant tool squeeze adjustments spring 8, efficiency of assembling is higher.
In addition, adopt the face gear between adjusting gear 5 with damper box 2 to coordinate in the present embodiment to replace original location piece and Regulation spring assembly realizes locating to shaking the head up and down of electric fan, and adjust the face gear friction fit power between adjusting gear 5 and damper box 2 at any time by Regulation spring 8, effectively can avoid the problem occurring that head is sagging.
Nose assembly 1 is arranged in damper box 2 rotationally around the auxiliary rotating shaft 9 perpendicular to horizontal rotating shaft 4.Nose assembly 1 is arranged in damper box 2 by auxiliary rotating shaft 9 rotationally, make nose assembly 1 can realize the adjustment of left and right angle relative to damper box 2, and damper box 2 can swing up and down relative to frame assembly 3, therefore when electric fan works, the angular adjustment up and down to nose assembly 1 can be realized simultaneously, make nose assembly 1 can realize omnibearing adjustment, electric fan can be adjusted to the desirable wind direction of user fast.
Preferably, the part auxiliary rotating shaft 9 being positioned at damper box 2 is circumferentially provided with rotation slot 19, and damper box 2 is provided with locking pin 20, locking pin 20 stretches in rotation slot 19.Rotation slot 19 matches with locking pin 20, both the rotation of nose assembly 1 relative to damper box 2 can not have been affected, can to play with damper box 2 nose assembly 1 again and be connected position-limiting action, prevent nose assembly 1 from deviating from from damper box 2, therefore, it is possible to improve stability and the reliability of electric fan on the basis of improving electric fan operation flexibility.
In the present embodiment, gear grooved 10, second end-tooth 7 being provided with a side opening in damper box 2 is arranged on the bottom land of gear grooved 10, and adjusting gear 5 is arranged in gear grooved 10.Gear grooved 10 can provide installing space for the installation of adjusting gear 5, make the cooperating structure of adjusting gear 5 and damper box 2 compacter, reduce space hold, also foreign material can be avoided to fall into the first end-tooth 6 of adjusting gear 5 and the engaging position of the second end-tooth 7 in damper box 2, protection is formed to the first end-tooth 6 and the second end-tooth 7.
Preferably, be also provided with sleeve pipe 11 in gear grooved 10, sleeve pipe 11 is set in outside horizontal rotating shaft 4, and adjusting gear 5 is set in outside sleeve pipe 11.Sleeve pipe 11 is set in outside horizontal rotating shaft 4; adjusting gear 5 is set in outside sleeve pipe 11, and when making to relatively rotate between adjusting gear 5 and damper box 2, frictional force acts on outside sleeve pipe 11; instead of act directly on horizontal rotating shaft 4, protection can be formed to horizontal rotating shaft 4.In addition, sleeve pipe 11 is coaxially arranged with the second end-tooth 7 in damper box 2, makes can realize coordinating more accurately between the first end-tooth 6 of adjusting gear 5 and the second end-tooth 7 in damper box 2.
Adjusting gear 5 is provided with spring groove 12 away from the side of damper box 2, and Regulation spring 8 is arranged in spring groove 12.Spring groove 12 can provide elastic space for the elastic telescopic of Regulation spring 8, make Regulation spring 8 can be arranged between adjusting gear 5 and frame assembly 3, and by certain elastic allowance, can the frictional force between adjusting gear 5 and frame assembly 3 be regulated.Preferably, Regulation spring 8, adjusting gear 5 and sleeve pipe 11 are coaxially arranged, and Regulation spring 8 is set in outside sleeve pipe 11.Sleeve pipe 11 can carry out guiding and spacing to Regulation spring 8 simultaneously, makes Regulation spring 8 all the time along the surperficial axial stretching of sleeve pipe 11, thus provides the axial force of balance for adjusting gear 5, prevents elastic acting force from wandering off.
Frame assembly 3 comprises between two dunnages be oppositely arranged, 13, two dunnages 13 and forms mounting groove, and damper box 2 is arranged in the mounting groove between two dunnages 13, and is connected by horizontal rotating shaft 4.The dunnage 13 being positioned at side, adjusting gear 5 place is provided with the locating slot 14 preventing adjusting gear 5 from rotating, adjusting gear 5 is provided with positioning convex 15, positioning convex 15 is arranged in locating slot 14.After adjusting gear 5 completes installation, even if there is the elastic reaction of Regulation spring 8, also will ensure that the positioning convex 15 of adjusting gear 5 is the locating slot 14 that is positioned in the dunnage 13 of frame assembly 3 all the time, what make adjusting gear 5 effectively regulate damper box 2 all the time swings up and down angle.The degree of depth of locating slot 14 can appropriate design, makes locating slot 14 have enough spaces to ensure spatial variations when adjusting gear 5 and damper box 2 engagement rotation, realizes the adjustment of shaking the head up and down to nose assembly 1.
Horizontal rotating shaft 4 in the present embodiment be damper box 2 is located in two dunnages 13 together with bolt 17, the threaded end of bolt 17 is provided with nut 18, the position of two corresponding bolts 17 of dunnage 13 is provided with receiving groove 16, and bolt head and the nut 18 of bolt 17 are all arranged in receiving groove 16.Bolt 17 and nut 18 are after completing connection, position is each other fixing, that is, after realizing the connection between damper box 2 and frame assembly 3 by bolt 17 and nut 18, Regulation spring 8 has enough elastic spaces, thus can ensure to regulate the frictional force between adjusting gear 5 and damper box 2.Receiving groove 16 can make bolt 17 and nut 18 all be positioned at the surface of dunnage, can not be exposed to outside, can avoid causing hook to damage to user, and electric fan entirety also can be made to keep good outward appearance.
In a unshowned in the drawings embodiment, horizontal rotating shaft 4 be damper box 2 is located in two dunnages 13 together with bearing pin, the two ends of bearing pin are provided with pin.The pin at two ends can ensure that bearing pin remains between damper box 2 and dunnage 13 and can not deviate from, and can improve the stability of linkage structure between damper box 2 and dunnage 13.Bearing pin also can be provided with stop lug for one end, and the other end carries out the structure of axial limiting by cotter pin.
Certainly, be more than preferred implementation of the present utility model.It should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model basic principle, can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (10)
1. an electric fan, it is characterized in that, comprise nose assembly (1), damper box (2) and frame assembly (3), described nose assembly (1) is arranged in described damper box (2), described damper box (2) is arranged on described frame assembly (3) around horizontal rotating shaft (4) rotationally, the upper flip sleeve of described horizontal rotating shaft (4) is provided with adjusting gear (5), described adjusting gear (5) circumference is fixed on described frame assembly (3), first end face of described adjusting gear (5) is provided with the first end-tooth (6) stretched out towards described damper box (2), described damper box (2) is provided with the second end-tooth (7) coordinated with described first end-tooth (6), Regulation spring (8) is provided with between second end face of described adjusting gear (5) and described frame assembly (3), one end of described Regulation spring (8) is connected to the first end face of described adjusting gear (5), second end of described Regulation spring (8) is connected on described frame assembly (3).
2. electric fan according to claim 1, is characterized in that, described nose assembly (1) is arranged in described damper box (2) rotationally around the auxiliary rotating shaft (9) perpendicular to described horizontal rotating shaft (4).
3. electric fan according to claim 1, it is characterized in that, the gear grooved (10) of a side opening is provided with in described damper box (2), described second end-tooth (7) is arranged on the bottom land of described gear grooved (10), and described adjusting gear (5) is arranged in described gear grooved (10).
4. electric fan according to claim 3, it is characterized in that, sleeve pipe (11) is also provided with in described gear grooved (10), described sleeve pipe (11) is set in described horizontal rotating shaft (4) outward, and described adjusting gear (5) is set in described sleeve pipe (11) outward.
5. electric fan according to claim 4, it is characterized in that, described adjusting gear (5) is provided with spring groove (12) away from the side of described damper box (2), and described Regulation spring (8) is arranged in described spring groove (12).
6. electric fan according to claim 5, it is characterized in that, described Regulation spring (8), described adjusting gear (5) and described sleeve pipe (11) are coaxially arranged, and described Regulation spring (8) is set in described sleeve pipe (11) outward.
7. electric fan according to claim 1, it is characterized in that, described frame assembly (3) comprises two dunnages be oppositely arranged (13), described damper box (2) is arranged between two described dunnages (13), the described dunnage (13) being positioned at described adjusting gear (5) side, place is provided with locating slot (14), described adjusting gear (5) is provided with positioning convex (15), described positioning convex (15) is arranged in described locating slot (14).
8. electric fan according to claim 7, it is characterized in that, described horizontal rotating shaft (4) is the bolt (17) described damper box (2) and two described dunnages (13) are located in together, the threaded end of described bolt (17) is provided with nut (18), the position of two corresponding described bolts (17) of described dunnage (13) is provided with receiving groove (16), and bolt head and the described nut (18) of described bolt (17) are all arranged in described receiving groove (16).
9. electric fan according to claim 7, it is characterized in that, described horizontal rotating shaft (4) is the bearing pin described damper box (2) and two described dunnages (13) are located in together, and the two ends of described bearing pin are provided with pin.
10. electric fan according to claim 2, it is characterized in that, the part described auxiliary rotating shaft (9) being positioned at described damper box (2) is circumferentially provided with rotation slot (19), described damper box (2) is provided with locking pin (20), described locking pin (20) stretches in described rotation slot (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420799633.9U CN204572522U (en) | 2014-12-16 | 2014-12-16 | Electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420799633.9U CN204572522U (en) | 2014-12-16 | 2014-12-16 | Electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204572522U true CN204572522U (en) | 2015-08-19 |
Family
ID=53865166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420799633.9U Active CN204572522U (en) | 2014-12-16 | 2014-12-16 | Electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204572522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632668A (en) * | 2014-12-16 | 2015-05-20 | 珠海格力电器股份有限公司 | Electric fan |
-
2014
- 2014-12-16 CN CN201420799633.9U patent/CN204572522U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632668A (en) * | 2014-12-16 | 2015-05-20 | 珠海格力电器股份有限公司 | Electric fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104632668A (en) | Electric fan | |
| CN205064695U (en) | Permanent damping machanism | |
| CN201627818U (en) | Pivot device | |
| CN203926362U (en) | Two rotating shaft project plannings and notebook computer | |
| CN203098339U (en) | Fan head assembly adjustment structure of electric fan | |
| CN201018587Y (en) | Rotary pedestal for TV set | |
| CN104091473A (en) | Rotatable video presenter with light supplementing device and photographic device | |
| CN204572522U (en) | Electric fan | |
| CN105299413A (en) | Height-adjustable cantilever type television support | |
| CN203656079U (en) | Tensioning device for tensioning wheel | |
| CN104653975A (en) | Rotary adjusting bracket structure and camera shooting instrument | |
| CN204572755U (en) | Rotating assembly, base and display unit | |
| CN203579260U (en) | Clamp capable of preventing squashing products | |
| CN204512850U (en) | Rotate and regulate supporting structure and shooting instrument | |
| CN208365120U (en) | The display bracket of horizontal direction 360 degree rotation | |
| CN204010353U (en) | The video presenter of a kind of rotatable light compensating apparatus and camera head | |
| CN211422987U (en) | Fan with cooling device | |
| CN201599307U (en) | Pivot device | |
| CN109765966B (en) | Angle-adjustable computer display | |
| CN206682533U (en) | Display device | |
| CN206072101U (en) | A kind of linkwork with damping | |
| CN207543503U (en) | A kind of rotary cultivator strainer | |
| CN206262846U (en) | A kind of high life shakes powdered metal parts screening machine | |
| CN206987594U (en) | A kind of automatic returning hinge | |
| CN208766556U (en) | Computer with integrated |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |