CN211573841U

CN211573841U - Oscillating adjusting device for floor fan

Info

Publication number: CN211573841U
Application number: CN202020049032.1U
Authority: CN
Inventors: 卢国豪
Original assignee: Foshan Shunde Jinhuan Guanqiu Electric Appliance Co ltd
Current assignee: Foshan Shunde Jinhuan Guanqiu Electric Appliance Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-09-25
Anticipated expiration: 2030-01-10

Abstract

The utility model discloses a floor fan is with adjusting device that shakes head, including support and the aircraft nose subassembly of setting on the support, be equipped with the crank on the support, be equipped with the actuating mechanism that shakes head on the aircraft nose subassembly, still include the axle sleeve of being connected with the pivot of actuating mechanism that shakes head, with cradle, the adjusting screw that crank rotation is connected, be equipped with movable groove on the adjusting bracket, the axle sleeve sets up at movable inslot, adjusting screw and adjusting bracket threaded connection, adjusting screw drive axle sleeve removes in movable groove. This kind of floor fan is with adjusting device that shakes head, through the interval of adjusting screw adjustment axle sleeve axis and the crank rotation department of alignment frame, after the vertical alignment of crank rotation department of axle sleeve and alignment frame, aircraft nose subassembly turned angle is 0, interval grow gradually between the crank rotation department of axle sleeve and alignment frame, aircraft nose subassembly turned angle is also along with expanding, movable groove restriction aircraft nose subassembly turned angle scope, the purpose of the range of shaking head of adjusting aircraft nose subassembly is realized to rotatory adjusting screw promptly, convenience of customers uses.

Description

Oscillating adjusting device for floor fan

Technical Field

The utility model relates to a floor fan technical field specifically is a floor fan is with adjusting device that shakes head.

Background

The floor fan used in daily life is generally provided with a swinging device so as to enlarge the blowing area of the floor fan. At present, the oscillating device of the common floor fan is composed of a gear speed reducing mechanism and a corresponding control mechanism of a crank rocker mechanism, and a crank of the crank rocker mechanism converts rotary motion transmitted from the gear speed reducing mechanism into reciprocating swing of a rocker, so that the oscillating action of a machine head is realized. However, because the length of the crank is fixed and the swing angle of the rocker is determined by the specific structural size of the crank mechanism, the common floor fan can only supply air in a reciprocating manner within a fixed angle range, the swing angle cannot be adjusted slightly, and a lot of inconvenience exists in daily life use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a head angle of oscillation scope adjustable floor fan is with adjusting device that shakes head.

The purpose of the utility model is realized like this:

the utility model provides a floor fan is with adjusting device that shakes head, includes the support and sets up the head assembly on the support, is equipped with the crank on the support, is equipped with the actuating mechanism that shakes head on the head assembly, its characterized in that: the swing mechanism is characterized by further comprising a shaft sleeve connected with a rotating shaft of the swing driving mechanism, an adjusting frame rotationally connected with the crank, and an adjusting screw, wherein a movable groove is formed in the adjusting frame, the shaft sleeve is arranged in the movable groove, the adjusting screw is in threaded connection with the adjusting frame, and the adjusting screw drives the shaft sleeve to move in the movable groove. This kind of floor fan is with adjusting device that shakes head, through the interval of adjusting screw adjustment axle sleeve axis and the crank rotation department of alignment frame, after the vertical alignment of crank rotation department of axle sleeve and alignment frame, head assembly turned angle is 0, and interval grow gradually between the crank rotation department of axle sleeve and alignment frame, head assembly turned angle also along with expanding, movable groove restriction head assembly turned angle scope.

The purpose of the utility model can also adopt the following technical measures to solve:

further, the adjusting bracket comprises two side plates and a connecting plate, wherein the two side plates are respectively fixed at two ends of the connecting plate, so that the adjusting bracket is U-shaped, the space in the adjusting bracket forms the movable groove, the side plates are respectively provided with a limiting groove, a limiting screw is arranged in the limiting groove, the shaft sleeve is vertically arranged in the movable groove, the limiting screw is fixedly connected with the shaft sleeve, and the shaft sleeve moves in the movable groove along the direction of the limiting groove through the limiting screw. The limiting groove limits the moving direction and the moving range of the shaft sleeve, namely, limits the rotating angle range of the head assembly, and the shaft sleeve is fixed in the movable groove by the limiting screw and is limited to move along the limiting groove.

Furthermore, a screw hole is formed in the connecting plate, and the end of the adjusting screw penetrates through the screw hole to be fixedly connected with the shaft sleeve. The adjusting screw is rotated to drive the shaft sleeve to move in the movable groove, so that the adjustment is easy and the range is large.

Further, the bottom of the shaft sleeve is upwards provided with a groove, the end part of the adjusting screw is provided with a connecting rod, the connecting rod is provided with a limiting block, the connecting rod and the limiting block are arranged in a T shape, the connecting rod is arranged in the groove, and the limiting block is arranged in the shaft sleeve. The limiting block of the adjusting screw is convenient to connect with the shaft sleeve through the slot, and the adjusting screw drives the shaft sleeve to move through the limiting block.

Furthermore, the inner wall of the shaft sleeve is provided with a yielding groove corresponding to the shaft sleeve. The groove of stepping down avoids the stopper to influence the pivot and inserts the axle sleeve.

Further, the stopper is the cake form, and the stopper diameter is less than the screw diameter, and the stopper is difficult for deviating from the fluting, and the stopper passes the screw easily, and adjusting screw, connecting rod and stopper promptly can integrated into one piece.

Furthermore, the bottom of the adjusting frame is provided with a fixing screw within the vertical projection range of the movable groove, the crank is rotatably connected with the adjusting frame through the fixing screw, and the fixing screw is convenient for forming a rotating fulcrum between the crank and the adjusting frame.

Furthermore, the shaft sleeve is provided with a locking screw, and the rotating shaft is inserted into the shaft sleeve and fixedly connected with the shaft sleeve through the locking screw. The locking screw fixes the rotating shaft and the shaft sleeve together, so that the rotating shaft drives the shaft sleeve to rotate.

Further, the adjusting bracket comprises two side plates and a connecting plate, wherein the two side plates are respectively fixed at two ends of the connecting plate, so that the adjusting bracket is U-shaped, the space in the adjusting bracket forms the movable groove, the side plates are both provided with a limiting groove, the limiting groove and the shaft sleeve are connected through a limiting pin, the shaft sleeve is vertically arranged in the movable groove, and the shaft sleeve moves in the movable groove along the direction of the limiting groove through the limiting pin. The limiting groove limits the moving direction and the moving range of the shaft sleeve, namely, limits the rotating angle range of the head assembly, the shaft sleeve is fixed in the movable groove by the limiting pin, and the shaft sleeve is limited to move along the limiting groove.

The beneficial effects of the utility model are as follows.

(1) This kind of floor fan is with adjusting device that shakes head, through the interval of adjusting screw adjustment axle sleeve axis and the crank rotation department of alignment frame, after the vertical alignment of crank rotation department of axle sleeve and alignment frame, head assembly turned angle is 0, and interval grow gradually between the crank rotation department of axle sleeve and alignment frame, head assembly turned angle also along with expanding, movable groove restriction head assembly turned angle scope.

(2) Secondly, the limiting groove limits the moving direction and the moving range of the shaft sleeve, namely the rotating angle range of the head assembly, the shaft sleeve is fixed in the movable groove by the limiting screw, and the shaft sleeve is limited to move along the limiting groove.

(3) Furthermore, the limiting block and the shaft sleeve which are provided with the slots and are convenient for adjusting the screws are connected, the adjusting screws drive the shaft sleeve to move through the limiting block, and the abdicating slots avoid the influence of the limiting block on the insertion of the rotating shaft into the shaft sleeve.

(4) Then, the stopper is difficult for deviating from in the fluting, and the stopper passes the screw easily, and adjusting screw, connecting rod and stopper promptly can integrated into one piece.

(5) In addition, the fixing screw is convenient for a rotation pivot to be formed between the crank and the adjusting frame, and the locking screw fixes the rotating shaft and the shaft sleeve together so that the rotating shaft drives the shaft sleeve to rotate.

Drawings

Fig. 1 is a schematic structural diagram of a swinging head adjusting device for a floor fan.

Fig. 2 is a schematic view of a connection structure of a shaft sleeve, an adjusting bracket and an adjusting screw in the oscillating adjusting device for the floor fan.

Fig. 3 is a schematic sectional view of the oscillating adjusting device for the floor fan.

Fig. 4 is an exploded view of the oscillating adjusting device for the floor fan.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

First embodiment, as shown in fig. 1-4, a swinging head adjusting device for a floor fan comprises a support 1, a head assembly 2 arranged on the support 1, a crank 3, a shaft sleeve 4, an adjusting bracket 5 and an adjusting screw 6. Crank 3 one end and support 1 fixed connection, the crank 3 other end passes through set screw 30 to be connected in the 5 bottom surfaces of alignment jig, crank 3 and alignment jig 5 constitute the pivot through set screw 30, be equipped with movable groove 50 on the alignment jig 5, axle sleeve 4 sets up in movable groove 50, adjusting screw 6 and alignment jig 5 threaded connection, adjusting screw 6 drives axle sleeve 4 and removes in movable groove 50, be equipped with the actuating mechanism 20 of shaking the head on the aircraft nose subassembly 2, the actuating mechanism 20 of shaking the head extends pivot 21, axle sleeve 4 is inserted to pivot 21 lower extreme, pivot 21 and axle sleeve 4 are fixed through locking screw (not shown in the figure).

In this embodiment, the adjusting bracket 5 includes two side plates 51 and a connecting plate 52, the two side plates 51 are respectively fixed at two ends of the connecting plate 52, so that the adjusting bracket 5 is U-shaped, the space in the adjusting bracket 5 forms the movable groove 50, the two side plates 51 are both provided with a limiting groove 53, the limiting screw passes through the limiting groove 53 from the outside of the side plate 51 to be fixedly connected with the shaft sleeve 4, namely, the shaft sleeve 4 moves in the limiting groove 53 through the limiting screw 7. Of course, the boss 4 and the stopper groove 53 may be fixed by a stopper pin.

Shaft sleeve 4 upwards is equipped with fluting 41 towards the bottom on one side of connecting

plate

52, 4 inner walls of shaft sleeve correspond fluting 41 positions and are equipped with the groove 42 of stepping down, connecting plate 52 corresponds the draw-in groove position and is equipped with screw 54, adjusting screw 6 tip is equipped with connecting rod 61, be equipped with stopper 62 on the connecting rod 61, connecting rod 61 and stopper 62 are the T type and arrange, and stopper 62 is the cake form, stopper 62 diameter is less than screw 54 diameter, screw 54 is passed to adjusting screw 6 tip, adjusting screw 6 and screw 54 threaded connection, connecting rod 61 is arranged in fluting 41, stopper 62 is arranged in the groove 42 of stepping down of shaft sleeve 4.

Wherein, the fixing screw 30 is arranged near the connecting plate 52, namely when the shaft sleeve 4 moves to the end of the limiting groove 53 closest to the connecting plate 52, the shaft sleeve 4 and the fixing screw 30 form a rotating fulcrum vertical axis to be aligned.

When axle sleeve 4 is located directly over set screw 30, pivot 21 drives axle sleeve 4 rotatory, and adjusting bracket 5 is rotatory along with axle sleeve 4 is rotatory, because crank 3 is connected with adjusting bracket 5 through set screw 30, and crank 3 forms the pivot at set screw 30 promptly, and at this moment, the axis of pivot 21 and the vertical alignment of pivot, adjusting bracket 5 is rotatory on the pivot, can not drive crank 3 motion, and aircraft nose subassembly 2 does not swing promptly.

When the shaft sleeve 4 moves to the position of the fixing screw 30 which is farthest away from the limiting groove 53, the shaft sleeve 4 is driven to rotate by the rotating shaft 21, the adjusting frame 5 rotates along with the rotation of the shaft sleeve 4, the adjusting frame 5 drives the crank 3 to move through a rotating fulcrum, namely, the rotating shaft 21 drives one end of the crank 3 to do eccentric motion through the adjusting frame 5, and the other end of the crank 3 drives the support 1 to rotate, namely, the machine head component 2 is driven to rotate. In this embodiment, the maximum oscillation angle range of the handpiece assembly 2 is limited by controlling the length of the limiting groove 53, and preferably, the maximum oscillation angle range of the handpiece assembly 2 is 0 to 180 °.

Claims

1. The utility model provides a floor fan is with adjusting device that shakes head, includes support (1) and head module (2) of setting on support (1), is equipped with crank (3) on support (1), is equipped with driving mechanism (20), its characterized in that of shaking head on head module (2): the swing mechanism is characterized by further comprising a shaft sleeve (4) connected with a rotating shaft (21) of the swing driving mechanism (20), an adjusting frame (5) rotatably connected with the crank (3), and an adjusting screw (6), wherein a movable groove (50) is formed in the adjusting frame (5), the shaft sleeve (4) is arranged in the movable groove (50), the adjusting screw (6) is in threaded connection with the adjusting frame (5), and the adjusting screw (6) drives the shaft sleeve (4) to move in the movable groove (50).

2. An oscillating adjusting device for a floor fan according to claim 1, characterized in that: adjusting bracket (5) include two blocks of curb plates (51) and connecting plate (52), and two blocks of curb plates (51) are fixed respectively at connecting plate (52) both ends to make adjusting bracket (5) be the U type, adjusting bracket (5) inner space constitutes movable groove (50) all are equipped with spacing groove (53) on curb plate (51), are equipped with stop screw (7) in spacing groove (53), and axle sleeve (4) vertical setting is in movable groove (50), stop screw (7) and axle sleeve (4) fixed connection, and axle sleeve (4) are passed through stop screw (7) and are removed in movable groove (50) along spacing groove (53) direction.

3. An oscillating adjusting device for a floor fan according to claim 2, characterized in that: the connecting plate (52) is provided with a screw hole (54), and the end part of the adjusting screw (6) penetrates through the screw hole (54) to be fixedly connected with the shaft sleeve (4).

4. A swing adjusting device for a floor fan according to claim 3, characterized in that: the bottom of the shaft sleeve (4) is upwards provided with a groove (41), the end part of the adjusting screw (6) is provided with a connecting rod (61), a limiting block (62) is arranged on the connecting rod (61), the connecting rod (61) and the limiting block (62) are arranged in a T shape, the connecting rod (61) is arranged in the groove (41), and the limiting block (62) is arranged in the shaft sleeve (4).

5. A rocking head adjusting device for a floor fan as claimed in claim 4, wherein: the inner wall of the shaft sleeve (4) is provided with a yielding groove (42) corresponding to the shaft sleeve (4).

6. A rocking head adjusting device for a floor fan as claimed in claim 4, wherein: the limiting block (62) is in a round cake shape, and the diameter of the limiting block (62) is smaller than that of the screw hole (54).

7. An oscillating adjusting device for a floor fan according to claim 1, characterized in that: the bottom of the adjusting frame (5) is provided with a fixing screw (30) in the vertical projection range of the movable groove (50), and the crank (3) is rotatably connected with the adjusting frame (5) through the fixing screw (30).

8. An oscillating adjusting device for a floor fan according to claim 1, characterized in that: and the shaft sleeve (4) is provided with a locking screw, and the rotating shaft (21) is inserted into the shaft sleeve (4) and is fixedly connected with the shaft sleeve through the locking screw.

9. An oscillating adjusting device for a floor fan according to claim 1, characterized in that: the adjusting bracket (5) comprises two side plates (51) and a connecting plate (52), the two side plates (51) are respectively fixed at two ends of the connecting plate (52) so that the adjusting bracket (5) is U-shaped, the inner space of the adjusting bracket (5) forms the movable groove (50), the side plates (51) are respectively provided with a limiting groove (53), the limiting groove (53) is connected with the shaft sleeve (4) through a limiting pin, the shaft sleeve (4) is vertically arranged in the movable groove (50), and the shaft sleeve (4) is moved in the movable groove (50) along the direction of the limiting groove (53) through the limiting pin.