CN1401912A

CN1401912A - Electric fan capable of oscillating at 360 degs

Info

Publication number: CN1401912A
Application number: CN 01124230
Authority: CN
Inventors: 黄振隆; 黄仲盘
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-08-16
Filing date: 2001-08-16
Publication date: 2003-03-12
Anticipated expiration: 2021-08-16
Also published as: CN1177146C

Abstract

A 360-deg oscillating floor fan has a controller on its standing column, which is composed of left and right shells, L-shape steel plate, the motor and speed reducer fixed on the steel plate, clutch linked to speed reducer, and the fixing axle of clutch, which has an axle sleeve, a copper sleeve and a screw bolt in the recess of said standing column. Under the drive of said motor, the fan can be driven by said cotnroller to oscillate by 0-360 deg.

Description

Can 360 the electric fan that rotates of degree

Technical field

The present invention relates to a kind of electric fan, especially a kind of can by electric fan on the spot the control gear control electric fan blowing angle that is provided with of bar at 0 degree between 360 degree, make indoor air produce the electric fan that can 360 degree rotates of good convection effects.

Background technique

Present electric fan, especially refer to the desk-top of traditional design or type electric fan on the spot, it turns to by assembly A's such as control electric fan flabellum, and control blowing angle, as shown in Figure 1, utilize the mandrel B1 end of a fan motor B to be installed with speed reducer C, the mandrel C1 that utilizes speed reducer C is to be installed with a connecting rod C2, this connecting rod C2 does not hold with a seat D on the spot again and sets firmly, so when motor B drives the flabellum rotation, can utilize the centrifugal bar C3 of speed reducer C to control mandrel C1 and whether rotate, and decision fan blowing angle, the known blowing angle of this kind is from left to right all between 90 to 100 degree.

Because its blowing angle is subjected to suitable restriction, therefore this kind on the spot fan or desk fan in use, can't make indoor air or cold air produce splendid convection cell around whole indoor effect, cause the indoor air situation at generation dead angle often that circulates.

For this reason, the inventor is studied at the restricted situation of known electric fan blowing angle, creates the present invention.

Summary of the invention

The technical problem to be solved in the present invention is, provide a kind of blowing angle by 0 degree to 360 degree, again by the electric fan of 360 degree,, make indoor air produce splendid convection effects to improve cool house effect to 0 degree, improve the use value and the effect of electric fan.

Technological scheme of the present invention is, a kind of electric fan that can 360 degree rotates includes flabellum, safety net, and the fan motor that rotates of control flabellum, and fan motor is established fixed base being connected with bar on the spot, and on the spot the bar below is established pedestal again; Wherein, the on the spot bar of described electric fan is provided with a control gear, control gear includes a left side, right shell body, a left side, right shell body is provided with axial trough in conjunction with the back upper place, and be provided with fixation plate, this fixation plate is L type shape, can bolt and the left shell bolt solid, be provided with speed reducer before the motor, the shell of fixation plate and speed reducer sets firmly, the mandrel of speed reducer plugs in the groove of clutch stationary axle, with screw clutch stationary axle and aforementioned mandrel are set firmly, and the clutch stationary axle is established the hole of bead again, can be two steel balls and spring installs, reach at other end of clutch stationary axle and establish inner bolt hole again, establish axle sleeve again, this axle sleeve is established groove to be sheathed on the centrifuge stationary axle outside, and establish that penetration hole can be that a screw passes and bolt is established in the aforementioned inner bolt hole, so that axle sleeve and clutch stationary axle are the solid shape of bolt, and establish the convex steel bead groove at axle sleeve, can be aforementioned steel ball and be installed with; And establish copper sheathing, copper sheathing can be placed in the outside of aforementioned axle sleeve, and establishes a screw and can be a bolt bolt and establish, and on the spot the bar lower semisection is established a concave groove and thought that bolt supports and establish.

The on the spot bar of described electric fan can be distinguished into upper semisection and lower semisection, at the upper and lower half intersegmental control gear that is provided with; The left and right housing that the upper semisection of described on the spot bar is arranged on control gear is in conjunction with in the set axial trough in back upper place.

Described control gear can be located at the on the spot top of bar, and aforementioned fan motor fixed base is provided with one, and the left and right housing that this lower end is arranged on control gear is in conjunction with in the set axial trough in back upper place.

Characteristics of the present invention and advantage be, the on the spot bar of electric fan is provided with control gear, and this control gear may command electric fan blowing angle to 360 degree, can make indoor air produce good convection effects at 0 degree, applies to more increase in the cold air room cold-room benefit.In addition, this control gear can be located at upper and lower half section on the spot between the bar, or on the spot between masthead portion and fan motor fixed base, with the function of performance control fan blowing angle.

Description of drawings

The partial schematic diagram of the known electric fan of Fig. 1;

First embodiment's sectional view of the electric fan that can 360 degree rotates that Fig. 2 the present invention proposes;

Second embodiment's sectional view of the electric fan that can 360 degree rotates that Fig. 3 the present invention proposes;

The control gear cutaway view Amplified image of the electric fan that can 360 degree rotates that Fig. 4 the present invention proposes;

The control gear three-dimensional combination figure of the electric fan that can 360 degree rotates that Fig. 5 the present invention proposes;

The control gear exploded view of the electric fan that can 360 degree rotates that Fig. 6 the present invention proposes;

Engaging and disengaging gear first sectional view of the electric fan that can 360 degree rotates that Fig. 7 the present invention proposes;

Engaging and disengaging gear second sectional view of the electric fan that can 360 degree rotates that Fig. 8 the present invention proposes.

The figure number explanation 1 of accompanying drawing, control gear 2, flabellum 3,13, motor 4, on the spot bar 5, pedestal 10, left shell 11, right shell body 12, fixed plate 14, speed reducer 15, stationary axle 16, axle sleeve 17, steel bushing 20, safety net 30, fixed base 40, upper semisection 41, lower semisection 100, axial trough 120,171, bolt 140, mandrel 150, groove 151,162, spiral shell 152, the hole of bead 153, steel ball 154, spring 155, inner bolt hole 170, screw 300, axle 410, concave groove

Embodiment

Your, now be elaborated as follows with reference to the accompanying drawings for making juror can fully understand the present invention.

Shown in Fig. 2 and 3, for the present invention applies on the spot to fan or first and second embodiment of desk fan, wherein Fig. 2 and 3 expression these control gear 1 can be installed in the suitable place of electric fan.Electric fan includes flabellum 2, safety net 20, and the fan motor 3 that rotates of control flabellum 2, and fan motor 3 is established fixed base 30 being connected with bar 4 on the spot, and on the spot bar 4 belows are established pedestal 5 again, to stand on the ground or on the table.

The on the spot bar 4 of this electric fan is distinguished into upper semisection 40 and lower semisection 41 as shown in Figure 2, and its both length can be identical or inequality.Be provided with control gear 1 at upper and

lower half section

40,41 again.

Be illustrated in figure 3 as second embodiment of the invention, control gear 1 wherein of the present invention is located at the on the spot top of bar 4, and aforementioned fixation seat 30 is connected with control gear 1 with one 300 again, so that control gear 1 is located on the spot 300 on bar 4 and axle, bring into play due effect.

Control gear 1 includes left and

right housing

10,11, and left and

right housing

10,11 is established axial trough 100 in conjunction with the back upper place, can be upper semisection 40 (as shown in Figure 2) or axle 300 plugs (as shown in Figure 3), and its purpose is fixing above-mentioned flabellum 2 assemblies such as grade.And establish fixation plate 12, this fixation plate 12 is L type shape, can be solid by bolt 120 and left shell 10 bolts, fixation plate 12 can set firmly (shown in Fig. 4-6) with the shell of speed reducer 14, thereby motor 13 and speed reducer 14 are fixed in the left and

right housing

10,11 by means of L type fixation plate.Be provided with speed reducer 14 before the motor 13, to make speed reducer be driven by motor 13, and the mandrel 140 of speed reducer 14, plug in the groove 150 of clutch stationary axle 15, with screw 151 the centrifugal device stationary axle 15 that closes is set firmly with aforementioned mandrel 140 again, described clutch stationary axle 15 is established the hole of bead 152, two steel balls 153 and spring 154 can install in it, holds in addition at the clutch stationary axle and establishes inner bolt hole 155 again.If axle sleeve 16, this axle sleeve 16 is established groove 160 to be sheathed on the centrifuge stationary axle outside, if penetration hole 161, one screw 162 can pass this penetration hole 161 and bolt is established in the inner bolt hole 155 of aforementioned clutch stationary axle 15, both are the solid shape of bolt thereby make axle sleeve 16 and clutch stationary axle 15, establish convex steel bead groove 163 at axle sleeve 16, can be aforementioned steel ball 153 is installed with (as Fig. 4, shown in 7 and 8), its purpose is when stopping because of external force that when this control gear assemblies such as flabellum extremely can't rotate, utilize the steel ball of clutch to depart from steel bead groove 163 (as shown in Figure 8), prevent motor 13 excess current.If copper sheathing 17, this copper sheathing 17 can be placed in the outside of aforementioned axle sleeve 16, and is provided with a screw 170, can be a bolt 171 bolts and establish, this on the spot bar 4 lower semisections 41 be provided with a concave groove 410, above-mentioned bolt 171 is resisted against on this concave groove 410 (as shown in Figure 4).

When will driving control gear 1, motor 13 rotations all rotate, and with bar 4 lower semisections 41 on the spot is the axle center, and the flabellum assembly that drives bar upper semisection 40 on the spot and be located at upper semisection 40 tops rotates, have by 0 degree to 360 degree, turn to the blowing angle by 360 degree to 0 degree again, the wind that flabellum is blown out is arrived indoor arbitrarily angled, thereby promotes the circulation of indoor air.

Claims

1, a kind of can 360 the electric fan that rotates of degree, include flabellum, safety net, and the fan motor that rotates of control flabellum, fan motor is established fixed base being connected with bar on the spot, and on the spot the bar below is established pedestal again; It is characterized in that: the on the spot bar of described electric fan is provided with a control gear, control gear includes a left side, right shell body, a left side, right shell body is provided with axial trough in conjunction with the back upper place, and be provided with fixation plate, this fixation plate is L type shape, can bolt and the left shell bolt solid, be provided with speed reducer before the motor, the shell of fixation plate and speed reducer sets firmly, the mandrel of speed reducer plugs in the groove of clutch stationary axle, with screw clutch stationary axle and aforementioned mandrel are set firmly again, reach the clutch stationary axle and establish the hole of bead, can be two steel balls and spring and install, and establish inner bolt hole again at other end of clutch stationary axle, establish axle sleeve again, this axle sleeve is established groove being sheathed on the centrifuge stationary axle outside, and and establish penetration hole and can be a screw and pass bolt and establish in the aforementioned inner bolt hole, so that axle sleeve and clutch stationary axle are bolt and consolidate shape, and establish the convex steel bead groove at axle sleeve, can be aforementioned steel ball and be installed with; And establish copper sheathing, copper sheathing can be placed in the outside of aforementioned axle sleeve, and establishes a screw and can be a bolt bolt and establish, and on the spot the bar lower semisection is established a concave groove and thought that bolt supports and establish.

2, according to claim 1 a kind of can 360 the electric fan that rotates of degree, it is characterized in that: the on the spot bar of described electric fan can be distinguished into upper semisection and lower semisection, at the upper and lower half intersegmental control gear that is provided with; The left and right housing that the upper semisection of described on the spot bar is arranged on control gear is in conjunction with in the set axial trough in back upper place.

3, according to claim 1 a kind of can 360 the electric fan that rotates of degree, it is characterized in that: described control gear can be located at the on the spot top of bar, the aforementioned fixation seat is provided with one, and the left and right housing that this lower end is arranged on control gear is in conjunction with in the set axial trough in back upper place.