CN2609776Y

CN2609776Y - Eraser structure

Info

Publication number: CN2609776Y
Application number: CN 03236850
Authority: CN
Inventors: 赖锡璜; 赖锡瑚
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-01-28
Filing date: 2003-01-28
Publication date: 2004-04-07
Anticipated expiration: 2013-01-28

Abstract

A blackboard eraser structure comprises an outer casing, a hair brush, two idler pulleys, a cushion block, wiping cloth and the like. The outer casing is in hollow box shape, with a pivot hole and a long hole-slot arranged on two sides. The width and length of the hair brush approximates the width and length of the outer casing, and the hair brush integral body is fixedly arranged on the bottom end of the outer casing and contacts with the wiping cloth. A through-hole is opened at the central position of each idler pulley, and the integral bodies of the two idler pulleys are pivoted in the pivot hole and the long hole-slot through bolts. A male end is arranged near the long hole-slot, an idler pulley can be pivoted in the long hole-slot on the outer casing through a bolt, one end of an elastic element is block-arranged on a bolt body in the long hole-slot of the outer casing, and the other end is block-arranged on the male end on the outer casing. The U-shaped cushion block is opened with a through-hole on two sides, and is fixed on the outer casing through a screw-connecting piece. The wiping cloth is sheathed outside the two idler pulleys and the cushion block, and the upper end of the cushion block supports the wiping cloth. After wiping, chalk dust on the wiping cloth can be quickly cleaned through the hair brush, which is quick and convenient for cleaning, and contact between the wiping cloth and the blackboard cannot generate indent phenomenon during cleaning.

Description

The blackboard eraser structure

＜one〉technical field under

The utility model system is about a kind of blackboard eraser structure, refers to especially a kind ofly can clear up chalk dust on the blackboard eraser cleaning wiping cloth by hairbrush, reaches the purpose of quick cleaning blackboard eraser, belongs to the blackboard eraser articles for use.

＜two〉background technology

The blackboard eraser structure of generally commonly using is as being " endless belt type whip dedust formula blackboard eraser ", it is characterized in that: wiping has the transmission bar of a protrusion with the inboard, endless belt, each roller stage casing is provided with groove, can embed in the groove in each roller stage casing for the transmission bar, so that the endless belt is fixed on the roller, wiping surface horizontally slips in the time of can preventing blackboard wiping, and can use the frictional force that increases between endless belt and the rear roller, when blackboard eraser being pressed on the blackboard when promoting wiping and using the endless belt, but the mat wiping drives rear roller with endless belt and inboard transmission bar thereof, again by the driving-belt rotating brush roller between the two ends, the left and right sides of the two ends, the left and right sides of rear roller and hairbrush roller, bristle on the roller just forms reverse rotation of learning from each other by exchanging views mutually with wiping with the endless belt, can reach pen ash brush is advanced in the grey box of pen, but the following disappearance of this structure tool:

1, the hairbrush roller becomes concave arc shape, be installed on the turning rolls adjacent with trailing wheel, but hairbrush roller of this structure and endless belt tool one straight line area only on contact-making surface needs to roll back and forth for several times just to be able to the pen ash is removed fully during cleaning pen ash, and so cleanup action seems comparatively time-consuming.

2, the endless belt is sheathed on three rollers, therefore support place at rear portion, endless belt only is three straight line areas, the endless belt produces indent because of the application of force makes the endless belt not have support place when wiping, integral body may only be deposited the wiping area at three straight support places when wiping, and wiping effect is poor.

Another name is called " dust-sucking eraser device ", and it includes: a dust catcher; One blackboard eraser, tie up to the interior mat plural number of groove shape housing spacer and fix a wiping body, make the exhausting compartment that remains with suitable spacing between this wiping body and housing, housing one side then is formed with the universal ball end of spherical wall with the socket dust catcher, and be provided with comprehensive remote-controlled transmitter on it in addition, but the following disappearance of this structure tool:

This structure system with the pen ash of wiping body after wiping by a dust catcher will it all sucking-offs remove, unless but dust catcher suction is quite big, otherwise an ash of wiping body front side promptly can't be in the wiping use instantly promptly at once by dust catcher with it suction.

Moreover, two blackboard erasers in addition, its name is called " blackboard eraser structural improvement ", and " improved structure of chalk blackboard eraser ", the tool wiping function had its scavenge unit in rear side again when this two blackboard eraser utilized wiping to roll roller or roller in rotation in when design system, but the two also following disappearance of tool:

This two blackboard eraser mainly is that roller is rolled in utilization rotation wiping or roller comes the wiping chalk dust, wiping is rolled roller or roller and only is the area size of a straight line or a straight line in the contact-making surface of seriticker when wiping, on carrying out blackboard wiping during the action of chalk dust, need the more time-consuming wiping action that carries out, and the blackboard eraser of " blackboard eraser structural improvement " system is when the ash of the pen in box body collection is full, need raise elastomeric cap pours out the pen ash, but because of the pen in box body ash when pouring out, understanding some ash unavoidably sheds outward, so a cleaning ash is more difficult, and this is the disappearance of above-mentioned two blackboard erasers.

The purpose of this utility model is that above-mentioned existing blackboard eraser structure is improved, a kind of new-type blackboard eraser structure is provided, this structure cleaning cleaning wiping cloth and on chalk dust quick and convenient, in the scale removal process, cleaning wiping cloth can not produce the indent phenomenon with contacting really of seriticker.

＜three〉summary of the invention

A kind of blackboard eraser structure of the utility model, its mainly by: shell body, hairbrush, two rollers, cushion block and cleaning wiping cloth are constituted, and it is characterized in that: this shell body is a hollow box shape, and several pivots hole and slotted hole groove are established in the appropriate location, both sides; The length and width degree of this hairbrush is equal to the length and width degree of shell body approximately, and integral body is fixedly arranged on place, shell body bottom, and hairbrush also contacts cleaning wiping cloth; Two roller centre bits install through hole and stretch through for key, and integral body is hubbed on the pivot hole and slotted hole groove of shell body by key; This cushion block slightly is " Jiong " font, and both sides also are provided with the sequence perforation and are fixedly arranged on the shell body by screw piece; This cleaning wiping cloth is sleeved on the outside of two rollers and cushion block, and cleaning wiping cloth is also supported in the cushion block upper end; By this, the hairbrush that the shell body bottom sets firmly can contact with cleaning wiping cloth, and wiping is distributed in the chalk dust of promptly clearing up rapidly by hairbrush after the wiping on it.

Wherein, the slotted hole groove of this shell body institute tool, be convexly equipped with nose in nearly slotted hole groove position, one roller can be hubbed on the slotted hole groove of shell body by a key, one flexible member, one end button is located on the key in long pivot hole of shell body, the end button is located on the nose of body in addition, can make tightr two rollers and the cushion block outside of being sleeved on of cleaning wiping cloth by the flexible member elastic force.

Wherein, forming upper and lower ball seat in the shell body one end outside is hubbed in it for a rotary body is ccontaining.

Wherein, cushion block bottom two side-lines are coated on cleaning wiping cloth one end in it a little, do not break away from from roller when making wiping be distributed in start.

Wherein, this pad is constituted by soft materials, be to be sheathed on outer rim place, shell body upper end, and when carrying out the blackboard wiping action, i.e. the therefore protection of pad and do not make blackboard eraser edge abrasion blackboard.

Wherein, the rotating seat of shell body is engaged with the body of dust catcher, after with the dust catcher power drives, the chalk dust or the dust that are positioned at shell body promptly are sucked into dust catcher via body, so promptly reach the effect of chalk dust around reaching in the convenient cleaning shell body.

Wherein, the inner edge face appropriate position that lies in shell body forms the pivot hole of short slot shape, and with two rollers, number key and cushion block is the design of integrated, two rollers promptly are hubbed on the cushion block by key, one cleaning wiping cloth is sleeved on two rollers and the cushion block, integral body is inserted in the shell body again, in pad is closed in it again.

Wherein, cushion block can be made as the block shape of an independence, when assembling, system is sleeved on cleaning wiping cloth on two rollers earlier, cushion block system is sheathed on the two roller both sides by key, and cushion block just can engage the inner edge face place of shell body, and integral body promptly is placed in the shell body and does not deviate from.

Wherein, the shell body bottom can be funnel-form and direct tool rotating seat, and can set firmly the environmental protection bag on the shell body rotating seat, and the chalk dust after the wiping can bleed in the environmental protection bag.

Wherein, a draw-in groove can be had in the shell body bottom, can engage one on the draw-in groove and collect box, the collection box that can bleed of the chalk dust after the wiping.

Its advantage of the utility model has:

1, the utility model can engage the structure of a dust catcher 80 on the rotating seat 16 of shell body 10, and then reaches cleaning tool effect quickly and easily during chalk dust.

2, shell body 10 bottoms are installed with hairbrush 20, hairbrush 20 has bigger contact area with cleaning wiping cloth 30, therefore only need blackboard eraser is carried out wiping with the upper and lower formula, cleaning wiping cloth 30 is promptly rotated to the bottom by roller 40 and contacts with hairbrush 20, hairbrush 20 chalk dust on can cleaning wiping cloth 30, and then reach the effect of quick cleaning cleaning wiping cloth 30.

3, cleaning wiping cloth 30 inboard tool cushion blocks 60, during wiping, cleaning wiping cloth 30 integral body can by cushion block 60 support cleaning wiping cloth 30 and the more certain and unlikely generation indent of contacting of seriticker phenomenon.

When 4, cleaning wiping cloth 30 was driven by roller 40, cleaning wiping cloth 30 can not break away from cleaning wiping cloth 30 by the restriction of cushion block 60 2 sides from roller 40.

＜four〉description of drawings

Fig. 1 the utility model element three-dimensional exploded view.

Fig. 2 the utility model element assembled state figure.

Fig. 3 the utility model is finished combination stereogram.

Fig. 4 the utility model is implemented on the schematic diagram of dust catcher.

Fig. 5 the utility model operating state schematic diagram.

Fig. 6 the utility model second embodiment schematic diagram.

The second embodiment state diagram of Fig. 7 the utility model.

Fig. 8 the utility model the 3rd embodiment schematic diagram.

The 4th embodiment constitutional diagram of Fig. 9 the utility model.

The 5th embodiment schematic diagram of Figure 10 the utility model.

The 6th embodiment schematic diagram of Figure 11 the utility model.

Number in the figure is as follows:

10 shell bodies, 11 pivot holes, 12 slotted hole grooves

13 noses, 14 lower ball bases, 15 upper ball bases

16 rotary bodies, 17 switches, 18 draw-in grooves

19 collect box 191 motors 20 hairbrush

30 cleaning wiping cloth, 40 rollers, 50 keys

51 flexible members, 52 screw pieces, 60 cushion blocks

70 pads, 80 dust catchers, 81 bodys

＜five〉specific embodiment

At first, see also shown in Figure 1, a kind of blackboard eraser structure of the utility model, it includes:

One shell body 10 is a hollow box shape, and several pivots hole 11 and slotted hole groove 12 are established in the appropriate location, both sides, and nearly slotted hole groove 12 positions are convexly equipped with nose 13, and forms upper and

lower ball seat

15,14 for a rotary body 16 ccontaining being hubbed in it in the shell body 10 1 ends outside.

The length and width degree of one hairbrush 20 is equal to the length and width degree of shell body 10 approximately, and integral body is fixedly arranged on place, shell body 10 bottoms, and hairbrush 20 also contacts cleaning wiping cloth 30;

Two rollers, 40 centre bits install through hole and stretch through for key 50, and integral body is hubbed on the pivot hole 11 and slotted hole groove 12 of shell body 10 by key 50;

One cushion block 60 slightly is door character type, and both sides also are provided with the sequence perforation and are fixedly arranged on the shell body 10 for screw piece 52;

One cleaning wiping cloth 30 is to be sleeved on two rollers 40 and cushion block 60 outsides, and cleaning wiping cloth 30 is also supported in cushion block 60 upper ends, and cushion block 60 bottoms two side-lines are coated on cleaning wiping cloth 30 1 ends in it a little, and cleaning wiping cloth 30 is not broken away from from roller 40 when start;

Flexible member 51 1 end buttons are located on the key 50 in the long pivot hole 12 of shell body 10, and the end button is located on the nose 13 of shell body 10 in addition, can make cleaning wiping cloth 30 tightr two rollers 40 and cushion block 60 outsides that are sleeved on by the elastic force of flexible member 50;

One pad 70 is constituted by a soft materials, is to be sheathed on outer rim place, shell body 10 upper end, and when carrying out the action of blackboard wiping, i.e. the therefore protection of pad 70 and do not make blackboard eraser edge abrasion blackboard.

When assembling, at first hairbrush 20 is fixedly arranged on shell body 10 bottoms, cleaning wiping cloth 30 is sleeved on two rollers 40 and the cushion block 60 again, two keys 50 are to be extended through 40 on two rollers respectively, two rollers 40 promptly are hubbed on the number pivot hole 11 and slotted hole groove 12 of shell body 10 by two keys 50, cushion block 60 is fixedly arranged on the shell body 10 by screw piece 52 again, again flexible member 50 1 end buttons are located on the key 50 in long pivot hole 12 of shell body 10, the end button is located on the nose 13 of body 10 in addition, half assembled state promptly as shown in Figure 2, at last again in the sheathed pad 70 of shell body 10 upper end outer rims, and rotating seat 16 is placed on the body 10, lower ball base 15, be pivoted it in 14, integral body is promptly finished a complete blackboard eraser structure, promptly as shown in Figure 3.

Please continue to consult shown in Figure 4, system engages the rotating seat 16 of shell body 10 with the body 81 of a dust catcher 80, so with to commonly use blackboard eraser identical, move left and right shell body 10, the chalk dust that cleaning wiping cloth 30 in shell body 10 inside gets final product on the blackboard wiping, and after dust catcher 80 power drives, be positioned on the cleaning wiping cloth 30 or the chalk dust or the dust of near the wiping of institute promptly are sucked into dust catcher 80 via body 81, and can be installed with switch 17 in shell body 10 rear sides, switch 17 inner tool remote control circuits can be controlled the unlatching of dust catcher 80.

Please continue to consult shown in Figure 5, because of roller 40 is to be hubbed in the shell body 10, and shell body 10 bottoms are installed with a hairbrush 20, behind the wiping certain hour, more than blackboard eraser, mode wiping down, roller 40 promptly drives cleaning wiping cloth 30 rotations, cleaning wiping cloth 30 front ends promptly are rotated to the bottom and contact with hairbrush 20, hairbrush 20 can be brushed down the chalk dust on the cleaning wiping cloth 30, and then reach the quick effect of cleaning cleaning wiping cloth 30, and after dust catcher 80 power drives, be positioned at shell body 10 or chalk dust all around or dust and promptly be sucked into dust catcher 80 via body 81, so promptly reach an effect of clearing up chalk dusts in the shell body 10 fast, cleaning wiping cloth 30 is when being driven by roller 40, cleaning wiping cloth 30 can not break away from cleaning wiping cloth 30 by the restriction of cushion block 60 2 sides from roller 40 when start.

Please continue to consult shown in Figure 6, be second embodiment of the utility model, the inner edge face appropriate position that lies in shell body 10 forms the pivot hole 11 of short slot shape, and is the design of integrated with two rollers 40, number key 50 with cushion block 60, two rollers 40 promptly are hubbed on the cushion block 60 by key 50, and a cleaning wiping cloth 30 is sleeved on two rollers 40 and the cushion block 60, and integral body is inserted in the shell body 10 again, in pad 70 is closed in it more promptly as shown in Figure 7, whole when implementing the also identical effect of tool.

Please continue to consult shown in Figure 8, be the 3rd embodiment of the utility model, system is made as a block shape independently with cushion block 60, when assembling, earlier cleaning wiping cloth 30 is sleeved on two rollers 40, cushion block 60 is to be sheathed on two rollers, 40 both sides by key 50, and cushion block 60 just can engage the inner edge face place of shell body 10, and integral body promptly is placed in the shell body 10 and does not deviate from.

Please continue to consult shown in Figure 9, be the 4th embodiment of the utility model, shell body 10 bottoms can be funnel-form and direct tool rotating seat 16, and on the rotating seat 16 of shell body 10, can set firmly the environmental protection bag, chalk dust after the wiping can bleed in the environmental protection bag, after environmental protection bag inside stores a certain amount of chalk dust, can take off and directly abandon.

Please continue to consult shown in Figure 10, the 5th embodiment for the utility model, a draw-in groove 18 can be had in shell body 10 bottoms, box 19 is collected in engaging one on draw-in groove 18, chalk dust after the wiping can bleed and collect in the box 19, after collection box 19 inside store a certain amount of chalk dust, collect box 19 and on the draw-in groove 18 of shell body 10, take off and the chalk dust of collecting in the box 19 can be outwelled.

Please continue to consult shown in Figure 11, be the 6th embodiment of the utility model, collect in the box 19 in the 5th embodiment and can set firmly a motor 191, so motor 191 can be drawn into chalk dust rapidly in the collection box 19.

Claims

1, a kind of blackboard eraser structure, its mainly by: shell body, hairbrush, two rollers, cushion block and cleaning wiping cloth are constituted, and it is characterized in that: this shell body is a hollow box shape, and both sides are given the location and installed pivot hole and slotted hole groove; The length and width degree of this hairbrush is equal to the length and width degree of shell body, and integral body is fixedly arranged on place, shell body bottom, and hairbrush also contacts cleaning wiping cloth; Two roller centre bits install the through hole that stretches through for key, and integral body is hubbed on the pivot hole and slotted hole groove of shell body by key; This cushion block is " Jiong " font, and both sides also are provided with through hole and are fixedly arranged on the shell body by screw piece; This cleaning wiping cloth is sleeved on the outside of two rollers and cushion block, and cleaning wiping cloth is also supported in the cushion block upper end.

2, a kind of blackboard eraser structure according to claim 1, it is characterized in that: wherein, the slotted hole groove of this shell body institute tool, be convexly equipped with nose in nearly slotted hole groove position, one roller can be hubbed on the slotted hole groove of shell body by a key, one end button of one flexible member is located on the key in the long pivot of the shell body hole, and the end button is located on the nose of shell body in addition.

3, a kind of blackboard eraser structure according to claim 1 is characterized in that: wherein, form upper and lower ball seat in the shell body one end outside, a rotary body is ccontaining to be hubbed in it.

4, a kind of blackboard eraser structure according to claim 1 is characterized in that: wherein, cushion block bottom two side-lines are coated on cleaning wiping cloth one end in it.

5, a kind of blackboard eraser structure according to claim 1 is characterized in that: wherein, by the pad that soft materials constituted, be to be sheathed on outer rim place, shell body upper end.

6, a kind of blackboard eraser structure according to claim 1 is characterized in that: wherein, the rotating seat of shell body engages with the body of dust catcher.

7, a kind of blackboard eraser structure according to claim 1, it is characterized in that: wherein, the pivot hole that the allocation place is formed with the short slot shape of giving in shell body inner edge face, and with two rollers, key and cushion block is the design of integrated, two rollers are hubbed on the cushion block by key, one cleaning wiping cloth is sleeved on two rollers and the cushion block, and integral body is inserted in the shell body again, in pad is closed in it again.

8, a kind of blackboard eraser structure according to claim 1, it is characterized in that: wherein, cushion block can be made as the block shape of an independence, when assembling, earlier cleaning wiping cloth is sleeved on two rollers, cushion block is sheathed on the two roller both sides by key, and cushion block just can engage the inner edge face place of shell body, and integral body promptly is placed in the shell body and does not deviate from.

9, a kind of blackboard eraser structure according to claim 1 is characterized in that: wherein, the shell body bottom can be funnel-form and direct tool rotating seat, and sets firmly the environmental protection bag on the shell body rotating seat.

10, a kind of blackboard eraser structure according to claim 1 is characterized in that: wherein, a draw-in groove can be had in the shell body bottom, and box is collected in engaging one on draw-in groove.