CN203063435U - Electric eraser - Google Patents
Electric eraser Download PDFInfo
- Publication number
- CN203063435U CN203063435U CN 201220746803 CN201220746803U CN203063435U CN 203063435 U CN203063435 U CN 203063435U CN 201220746803 CN201220746803 CN 201220746803 CN 201220746803 U CN201220746803 U CN 201220746803U CN 203063435 U CN203063435 U CN 203063435U
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- China
- Prior art keywords
- housing
- connecting portion
- shell body
- motor
- fixed cap
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- Expired - Fee Related
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- 210000003813 thumb Anatomy 0.000 claims description 9
- 230000000295 complement effect Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000008439 repair process Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides an electric eraser, and belongs to the technical field of machinery. The electric easer solves the problem that an existing electric eraser is difficult to disassemble and assemble and not prone to maintenance. The electric eraser comprises a shell body, wherein a battery jar and a motor are arranged inside the shell body, a switch which can control the motor to start and stop is arranged on the shell body, a chuck is fixedly connected with one end of a rotary shaft of the motor, the shell body comprises a first shell body and a second shell body, the first shell body and the second shell body can be mutually bucked, a connecting portion is arranged on the end portion of the shell body after the first shell body and the second shell body are buckled, the outer end of the chuck penetrates through the connecting portion, and is provided with an eraser body, the connecting portion is connected with a fixing cover in a sleeved mode, and the fixing cover can enable the first shell body and the second shell body to be buckled and fixed. The electric eraser has the advantages of being simple in structure, convenient to disassemble and assemble, convenient to maintain, and the like.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of electric eraser.
Background technology
As everyone knows, erasing rubber can be wiped the vestige of pencil or ball pen, is office and of great use a kind of stationery in study, uses very generally.Present various Drawing Design personnel and the employed erasing rubber of student are manual, very inconvenient, its shortcoming one is easily paper to be frayed, the 2nd, the scope of wiping is big often also wipes a slice with peripheral part of desire to wipe part, the 3rd, erasing speed is slow, sometimes be difficult to wipe clean for some oneself, because child's strength is smaller, so be difficult to word is wiped clean, perhaps easily paper spoilt again when excessive when exerting oneself.
For addressing the above problem, people have passed through long-term exploration, many solutions have been proposed, as Chinese patent [application number 93235060.7] a kind of electric eraser has been proposed, it is to be the erasing rubber of power with the motor, motor, switch, battery strings are unified into closed-loop path and cased, in addition erasing rubber are fixed on the motor reel with chuck, rotate to wipe the handwriting of pen or pencil with the motor drives erasing rubber at a high speed.This electric eraser is simple in structure, and is manual with electronic replacement, can overcome the shortcoming of manual erasing rubber, convenient erasing.
But, the shell of above-mentioned electric eraser be can't dismantle or utilize screw etc. to be connected, when therefore breaking down as if the motor in the shell, just inconvenience repairs or replaces it, and whole electric eraser can only be thrown away, again repurchase one, so also cause the practical value of this electric eraser not high.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist at prior art, has proposed a kind of electric eraser of simple in structure, easy accessibility.
The purpose of this utility model can realize by following technical proposal: a kind of electric eraser, comprise a housing, be provided with battery case and motor in the described housing, described housing is provided with can control the switch that motor opens and closes, rotating shaft one end of described motor is fixed with chuck, it is characterized in that, described housing comprises housing one and the housing two that can fasten mutually, described housing one and housing two fasten the back and have connecting portion in the end of housing, the outer end of described chuck is passed above-mentioned connecting portion and is provided with erasing rubber, is socketed with a fixed cap that housing one and housing two are fastened on the described connecting portion.
In use, because housing comprises housing one and the housing two that can fasten mutually, therefore housing is taken apart, battery is put into battery case, and then housing fastened, housing fastens back one end and has connecting portion, and socket fixed cap on the connecting portion of housing is socketed in by fixed cap and can makes on the connecting portion that the fastening intensity of housing is higher.In addition, after housing was repeatedly dismantled, the firmness when it fastens can descend, and therefore can guarantee the connectivity robustness of housing effectively by fixed cap.
In above-mentioned electric eraser, the outer peripheral face of described connecting portion is four faces, be respectively symmetrically arranged two cambered surfaces and symmetrically arranged two planes, described fixed cap has through hole, described through-hole side wall has can make fixed cap junction on cambered surface and plane on the connecting portion be socketed in breach on the connecting portion, the indentation, there of described through-hole side wall is provided with limited block, described connecting portion is provided with the stopper slot corresponding with the limited block position, and described stopper slot can make fixed cap turn an angle its sidepiece of back can be mutually concordant with the sidepiece of housing.
Embed by the limited block on the fixed block on the stopper slot of connecting portion, can prevent that fixed block from coming off from connecting portion.But because the existence of limited block, make fixed cap to be socketed in along the junction on cambered surface on the connecting portion and plane on the connecting portion, by the breach of through-hole side wall, fixed cap can be enclosed within on the connecting portion and the sidewall by connecting portion extruding fixed cap through hole makes fixed cap be socketed on the connecting portion fully.
In above-mentioned electric eraser, described housing one is provided with fixture block one and bayonet socket two, and described housing two is provided with the bayonet socket one that is complementary with fixture block one shape and the fixture block two that is complementary with bayonet socket one shape.Match with bayonet socket one by fixture block one, fixture block two matches with bayonet socket two, can make housing one and housing two be interlocked, the firmness in the time of also can guaranteeing to fasten simultaneously between the two.
In above-mentioned electric eraser, described switch is to be located on the housing one and the microswitch identical with the human thumb shape.Adopt the microswitch identical with the human thumb shape to make that whole profile is comparatively attractive in appearance, also more convenient during use, only need thumb press is got final product at microswitch.
In above-mentioned electric eraser, described motor and battery case all are positioned at the inboard of housing one.
Compared with prior art, this electric eraser has the following advantages:
1, this electric eraser middle shell adopts the housing one and housing two that fastens mutually, and easy disassembly can be changed or keep in repair when electrical fault, has higher utility;
2, this electric eraser utilizes fixed cap to be socketed on the connecting portion of housing, can increase the fastness of housing when housing fastens, and being connected between housing one and housing two can guarantee that still housing is in buckling state when loosening;
3, this electric eraser is arranged to the microswitch mode identical with the human thumb shape with switch, makes that whole profile is more attractive in appearance, and is simultaneously easy to operate again, needs only during use thumb is pressed at microswitch;
4, this electric eraser is simple in structure, and identical with other electric erasers, can make things convenient for, promptly wipe, and wipes effective.
Description of drawings
Fig. 1 is the structural representation of this electric eraser.
Fig. 2 is this electric eraser housing and structural representation after fixed cap separates.
Fig. 3 is the structural representation of this electric eraser middle shell one.
Fig. 4 is the structural representation of this electric eraser middle shell two.
Among the figure, 1, housing; 2, battery case; 3, motor; 4, chuck; 5, connecting portion; 6, erasing rubber; 7, fixed cap; 8, through hole; 9, breach; 10, limited block; 11, stopper slot; 12, housing one; 13, housing two; 14, fixture block one; 15, bayonet socket two; 16, bayonet socket one; 17, fixture block two; 18, microswitch.
The specific embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Embodiment one
As shown in figures 1 and 3, a kind of electric eraser 6 comprises a dismountable housing 1, is provided with battery case 2 and motor 3 in the housing 1, and housing 1 is provided with can control the switch that motor 3 opens and closes.End after housing 1 fastens has connecting portion 5, and an end of motor 3 rotating shafts is fixed with chuck 4, and the outer end of chuck 4 is passed connecting portion 5 and is provided with erasing rubber 6.
As shown in Figure 3 and Figure 4, housing 1 comprises housing 1 and the housing 2 13 that can fasten mutually, housing 1 is provided with fixture block 1 and bayonet socket 2 15, housing 2 13 is provided with bayonet socket 1 and fixture block 2 17, fixture block 1 is complementary with the shape of bayonet socket 1, and fixture block 2 17 is complementary with the shape of bayonet socket 2 15.In the present embodiment, battery case 2 is positioned at the inboard of housing 1, and switch is to be located on the housing 1 and the microswitch 18 identical with the human thumb shape.
As depicted in figs. 1 and 2, be socketed with fixed cap 7 on the connecting portion 5 of housing 1, the both sides of connecting portion 5 are cambered surface, the both sides in addition of connecting portion 5 are the plane, fixed cap 7 has through hole 8, and through hole 8 sidewalls have can make fixed cap 7 be socketed in breach 9 on the connecting portion 5 along the junction on the cambered surface of connecting portion 5 and plane.Breach 9 places of through hole 8 sidewalls are provided with limited block 10, are provided with stopper slot 11 with corresponding section, limited block 10 position on the connecting portion 5.
This electric eraser 6 is put into battery when mounted in battery case 2, and housing 1 matched with fixture block 2 17 with fixture block 1 and bayonet socket 2 15 by bayonet socket 1 with housing 13 fastens, and so just makes housing 1 be in buckling state.And then the breach 9 of through hole 8 sidewalls on the fixed cap 7 aimed at the junction on plane with connecting portion 5 sidepiece cambered surfaces, fixed cap 7 just can be successfully be socketed on the connecting portion 5 along the junction on connecting portion 5 sidepiece cambered surfaces and plane like this.The sidepiece of the sidepiece of fixed cap 7 and housing 1 is angled at this moment, rotational fixation lid 7, because connecting portion 5 is provided with stopper slot 11, when the limited block 10 on the fixed cap 7 and stopper slot 11 two ends wherein an end leans the time, the sidepiece of the sidepiece of fixed cap 7 and housing 1 flushes.
And when needs are changed battery or motor 3 are changed, fixed cap 7 is rotated, when the other end at the limited block 10 on the fixed cap 7 and stopper slot 11 two ends leans, breach 9 just in time turns to the cambered surface of connecting portion 5 sidepieces and the junction on plane, just can successfully disassemble fixed cap 7 this moment from housing 1, and then take housing 1 apart just can carry out battery altering or motor 3 replacing and maintenance.
And in use, only need utilize thumb press on the microswitch 18 of housing 1, motor 3 rotating shafts drive erasing rubber 6 and rotate together, erasing rubber 6 is slightly contacted with paper surface, and it is moved in place of required wiping on the paper, erasing rubber 6 just can carry out wiping automatically, after wiping finishes, only need thumb is separated with microswitch 18, motor 3 rotating shafts stop operating, and erasing rubber 6 just quits work.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (5)
1. an electric eraser (6), comprise a housing (1), be provided with battery case (2) and motor (3) in the described housing (1), described housing (1) is provided with can control the switch that motor (3) opens and closes, rotating shaft one end of described motor (3) is fixed with chuck (4), it is characterized in that, described housing (1) comprises housing one (12) and the housing two (13) that can fasten mutually, described housing one (12) and housing two (13) fasten the back and have connecting portion (5) in the end of housing (1), the outer end of described chuck (4) is passed above-mentioned connecting portion (5) and is provided with erasing rubber (6), is socketed with a fixed cap (7) that housing one (12) and housing two (13) are fastened on the described connecting portion (5).
2. electric eraser according to claim 1 (6), it is characterized in that, the outer peripheral face of described connecting portion (5) is four faces, be respectively symmetrically arranged two cambered surfaces and symmetrically arranged two planes, described fixed cap (7) has through hole (8), described through hole (8) sidewall has can make fixed cap (7) be socketed in breach (9) on the connecting portion (5) along the junction that connecting portion (5) is gone up cambered surface and plane, the breach (9) of described through hole (8) sidewall locates to be provided with limited block (10), described connecting portion (5) is provided with the stopper slot (11) corresponding with limited block (10) position, and described stopper slot (11) can make fixed cap (7) turn an angle its sidepiece of back can be mutually concordant with the sidepiece of housing (1).
3. electric eraser according to claim 1 (6), it is characterized in that, described housing one (12) is provided with fixture block one (14) and bayonet socket two (15), and described housing two (13) is provided with the bayonet socket one (16) that is complementary with fixture block one (14) shape and the fixture block two (17) that is complementary with bayonet socket one (16) shape.
4. according to claim 1 or 2 or 3 described electric erasers (6), it is characterized in that described switch is gone up and the microswitch (18) identical with the human thumb shape for being located at housing one (12).
5. according to claim 1 or 2 or 3 described electric erasers (6), it is characterized in that described motor (3) and battery case (2) all are positioned at the inboard of housing one (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220746803 CN203063435U (en) | 2012-12-28 | 2012-12-28 | Electric eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220746803 CN203063435U (en) | 2012-12-28 | 2012-12-28 | Electric eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203063435U true CN203063435U (en) | 2013-07-17 |
Family
ID=48762255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220746803 Expired - Fee Related CN203063435U (en) | 2012-12-28 | 2012-12-28 | Electric eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203063435U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016095146A1 (en) * | 2014-12-18 | 2016-06-23 | 龚金凤 | Electric eraser |
| CN107009788A (en) * | 2017-05-12 | 2017-08-04 | 南京工业职业技术学院 | A kind of rotatable erasing rubber for realizing auto-erasing function |
| CN108263133A (en) * | 2016-08-31 | 2018-07-10 | 泉州东行贸易有限公司 | A kind of erasing rubber and its application method |
-
2012
- 2012-12-28 CN CN 201220746803 patent/CN203063435U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016095146A1 (en) * | 2014-12-18 | 2016-06-23 | 龚金凤 | Electric eraser |
| CN108263133A (en) * | 2016-08-31 | 2018-07-10 | 泉州东行贸易有限公司 | A kind of erasing rubber and its application method |
| CN107009788A (en) * | 2017-05-12 | 2017-08-04 | 南京工业职业技术学院 | A kind of rotatable erasing rubber for realizing auto-erasing function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20201228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |