CN2312665Y - Height-regulating mechanism for brush-wheel of dust-collector - Google Patents

Abstract

The utility model relates to a height regulating mechanism for a brush wheel of a suction cleaner. The main structure is that both sides of the bottom end surface of a flat part of the utility model are respectively provided with an assisting wheel with a thin diameter, the end face is provided with a footplate mechanism at one side adjacent to a vertical part, both sides of the bottom end of the vertical part are respectively provided with a pulley wheel with a large diameter, when the distance between of the fulcrums of two wheel bodies is changed, the position of a pivoting shaft of vertical part and the flat part can be raised and lowered along with the change of the distance; thus, by the drawing of the footplate mechanism, the distance between the fulcrums of the two wheel bodies can be conveniently shortened to enable the position of the pivoting shaft to enhance up, and the position of a brush wheel inside the flat pate can be lowered, and inversely, the position is raised.

Description

The Height Adjustment mechanism of dust catcher brush wheel

The utility model relates to dust catcher, refers to a kind of device that can adjust dust catcher brush wheel height especially.

General dust catcher, as shown in Figure 1, its main body can generally be divided into rise part 10 and 20 liang of major parts of horizontal portion, wherein, rise part 10 upper end tools one handle 12 is used the usefulness that itself and horizontal portion 20 angles are adjusted in gripping simultaneously for us, and the place ahead, inside of horizontal portion 20, then be provided with a brush wheel 22, remove the usefulness of carpet dirt for turn; Generally speaking, when desire is used this dust catcher, system is adjusted into heeling condition with rise part 10 so that cooperate the horizontal set pulley 24 of portion's 20 bottom face rear sides passes the position, look the carpet pile height again, and increased or downgrade brush wheel 22 height by Height Adjustment button 28 set on horizontal portion 20 panels, use making brush wheel 22 and carpet that the preferable degree of depth that contacts be arranged.

But because the brush wheel 22 Height Adjustment buttons of commonly using 28 are to be located at horizontal portion 20 panels, 26 places, must go down on one's knees during use and yield to its position, if the present one, the employed carpet in each room was all different within doors, and fine hair just differs, then the user just must bend over frequently to go down on one's knees and be adjusted it, goes up comparatively inconvenience in using.

The purpose of this utility model provides a kind of Height Adjustment mechanism of dust catcher brush wheel, and it can adjust the height of dust catcher brush wheel easily at any time.

For achieving the above object, dust catcher described in the utility model comprises horizontal portion and rise part, connect via drive-connecting shaft therebetween, its architectural feature is, these horizontal portion bottom face both sides respectively are provided with a thin footpath and help wheel, these both sides, rise part bottom respectively are provided with a wide footpath pulley, and, also be provided with the pedal gear of control this horizontal portion and a rise part relative tilt position on this horizontal portion bottom face.Above-mentioned pedal gear is made up of a spacer, a pin-jointing piece and a treadle component, wherein, and spacer top tool one trepanning, use and be sheathed on the drive-connecting shaft, this trepanning one side is then established a spiral shell and is used lug admittedly, uses to cooperate screw that it is fixed in the horizontal portion, is reserved with one in the lower end again and connects the hole; Its pin-jointing piece is covered on horizontal portion bottom face, utilizes the hole post of one end to cooperate a latch and two clasps, after penetrating a spring and pedal relative opening post, be articulated in the connecing in the hole of spacer again, make the three be the state that articulates side by side, at this moment, spring system is positioned at the pedal bottom and with the pedal pushing tow that makes progress; Its pedal end face is provided with a hooking sheet by a side of rise part.The end face of above-mentioned rise part drive-connecting shaft position is provided with a projection, and two appropriate positions in this projection respectively are provided with a hook.

The utility model utilizes a pedal gear, thin footpath by horizontal portion helps wheel, cooperate the displacement of rise part wide footpath pulley position that causes when tilting, this two wheel bodys pivot distance is changed, thereby make the drive-connecting shaft position lifting thereupon of rise part and horizontal portion, just the height of lifting brush wheel is easily adjusted button and need not switch other again.

Further understand technological means of the present utility model and architectural feature thereof in depth for making, cooperate the graphic back that is described in more detail in now:

Fig. 1 is a schematic perspective view of commonly using dust catcher, shows the position of its brush wheel Height Adjustment button.

Fig. 2 is an exploded perspective view of the present utility model.

Fig. 3 is a combination stereogram of the present utility model.

Fig. 4 is the utility model mechanism position schematic diagram.

Fig. 5 is the activated position schematic diagram of the utility model mechanism.

At first, as Fig. 2, shown in 3, its both sides that mainly lie in horizontal portion 30 bottom face appropriate locations respectively are provided with a thin footpath and help wheel 31, establish a pedal gear 32 in this end face by a suitable side of rise part 40 again, afterwards, respectively establish a wide footpath pulley 41 in both sides, rise part 40 bottom again, therefore, utilize the thin footpath of horizontal portion 30 to help wheel 31, cooperate the displacement of rise part 40 pulley 41 positions, wide footpath of causing when tilting, make this two wheel body 31,41 pivot distances change, thereby make the drive-connecting shaft 50 positions lifting thereupon of rise part 40 and horizontal portion 30, so when two wheel bodys 31,41 pivot distances drive when closely making drive-connecting shaft 50 positions raise, and brush wheel 60 positions in its horizontal portion 30 inner the place aheads will reduce, otherwise then raise.

Effect as for its pedal gear 32, be to be the start of can tilting of using open or locking rise part 40, therefore, this pedal gear 32 is to comprise that members such as a spacer 33, a pin-jointing piece 34 and a pedal 35 form, wherein, spacer 33 top tools one trepanning 36, use being sheathed on the drive-connecting shaft 50, then establishing a spiral shell in these trepanning 36 1 sides uses lug 37 admittedly again, uses to cooperate screw 38 that it is fixed at horizontal portion 30 inner and upper, afterwards, be reserved with one again in the lower end and connect hole 39; Its pin-jointing piece 34 is covered on horizontal portion 30 bottom faces, utilize the hole post 341 of one end to cooperate a latch 342 and two clasps 343 again, after penetrating a spring 344 and pedal 35 relative opening posts 351, be articulated in the connecing in the hole 39 of spacer 33 again, make the three be the state that articulates side by side, at this moment, spring 344 is to be positioned at pedal 35 bottoms and with pedal 35 pushing tow upwards, afterwards, utilize the screw 345 of latch 342 1 sides to cooperate a screw 346 that it is fixed at appropriate location, horizontal portion 30 bottom again; Its pedal 35 end faces are provided with a hooking sheet 352 by a side of rise part 40.

Again, the end face in rise part 40 drive-connecting shafts 50 positions is provided with a projection 42, and is multiple in two appropriate positions of this projection 42, respectively is provided with a hook 43,44.

Therefore, the assembling of the above-mentioned member of mat, please consult shown in Figure 4 again, its pedal 35 hooking sheets 352 are just and the following hook 44 mutual clips of rise part 40 projections 42 constantly when 40 one-tenth erectilities of rise part, make rise part 40 can't operate inclination, at this moment, brush wheel 60 positions are higher, and produce a suitable spacing with ground; Afterwards, then as shown in Figure 5, when we step on pedal 35, make its hooking sheet 352 break away from the following hook 44 of rise part 40 projections 42, then rise part 40 just can be operated inclination, at this moment, moves in the wide footpath pulley 41 and rises drive-connecting shaft 50 positions, so highly being reduced, the brush wheel 60 of end, cleans the operation of carpet with water with shape then near ground.

For this reason, we are with the height of visual carpet pile and determine the angle of inclination of rise part 40 arbitrarily, in good time, to meet the required of operation.

At last, the effect of hook 43 on its rise part 40 projections 42, main system cooperates pedal 35 hooking sheets 352, suitably to place restrictions on the angle of inclination of rise part 40.

Claims (3)

1, a kind of Height Adjustment mechanism of dust catcher brush wheel, this dust catcher comprises the rise part (40) that horizontal portion (30) and mat drive-connecting shaft (50) thereof articulate with it, it is characterized in that, these horizontal portion (30) bottom face both sides respectively are provided with a thin footpath and help wheel (31), this rise part (40) both sides, bottom respectively are provided with a wide footpath pulley (41), and, also be provided with the pedal gear (32) of control this horizontal portion (30) and rise part (a 40) relative tilt position on this horizontal portion (30) bottom face.

2, the Height Adjustment mechanism of dust catcher brush wheel according to claim 1, it is characterized in that, this pedal gear (32) is made up of a spacer (33), a pin-jointing piece (34) and a pedal (35) member, wherein, spacer (33) top tool one trepanning (36) uses being sheathed on the drive-connecting shaft (50), and this trepanning (36)-side is then established a spiral shell and used lug (37) admittedly, use cooperation screw (38) it is fixed in the horizontal portion (30), be reserved with one in the lower end again and connect hole (39); Its pin-jointing piece (34) is covered on horizontal portion (30) bottom face, utilize the Kong Zhu (341) of one end to cooperate a latch (342) and two clasps (343), after penetrating a spring (344) and pedal (35) relative opening post (351), be articulated in the connecing in the hole (39) of spacer (33) again, make the three be the state that articulates side by side, at this moment, spring (344) is to be positioned at pedal (35) bottom and with the pedal pushing tow that makes progress; Its pedal (35) end face is provided with a hooking sheet (352) by a side of rise part (40).

3, the Height Adjustment mechanism of dust catcher brush wheel according to claim 1 is characterized in that, the end face of this rise part (40) drive-connecting shaft (50) position is provided with a projection (42), in two appropriate positions of this projection (42), respectively is provided with a hook (43,44).

Images