CN214647212U - Electric pencil sharpener with dust collection function - Google Patents
Electric pencil sharpener with dust collection function Download PDFInfo
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- CN214647212U CN214647212U CN202120687868.9U CN202120687868U CN214647212U CN 214647212 U CN214647212 U CN 214647212U CN 202120687868 U CN202120687868 U CN 202120687868U CN 214647212 U CN214647212 U CN 214647212U
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Abstract
The utility model relates to a take electronic ware of cutting of dust absorption function, including cutting a device, cut a device including the pencil sharpener, support, the cover of cutting a pencil, still include dust extraction, dust extraction includes dust absorption shell, dust absorption filter screen, dust absorption centrifugation fan blade and dust absorption lid, it is equipped with the mouth of cutting a pencil to cut the cover, the socket of the pencil sharpener accesss to cut a mouth, be equipped with a double-end output shaft motor in the support, both ends all are equipped with the output shaft around the double-end output shaft motor, the output shaft includes axle front end and axle rear end, the axle front end with the axle rear end is located respectively the both ends of double-end output shaft motor, the output shaft at double-end output shaft motor both ends with cut a device be equipped with an one-way bearing between the dust absorption centrifugation fan blade respectively, the dust absorption lid is equipped with the dust absorption mouth. The utility model provides an electric pencil sharpener with dust collection function and independent execution of dust collection function and pencil sharpening function.
Description
Technical Field
The utility model relates to a cut a ware technical field, specific theory relates to a take dust absorption function's electronic ware of cutting.
Background
The pencil sharpener is a pencil sharpening tool, and the shape of the pencil sharpener is train-shaped, cat-shaped, house-shaped and other external designs; the color is rich and colorful: red, yellow, blue, pink and the like, are easily and quickly cut, are necessary stationery for students, and also provide the style of the electric pencil sharpener along with the rapid development of scientific technology, but the existing electric pencil sharpener has single function and is only suitable for cutting pencils.
SUMMERY OF THE UTILITY MODEL
In conclusion, in order to overcome the defects of the prior art, the utility model provides a take dust absorption function and cut a function and can independently carry out, portable saves schoolbag space, need not take the electric pencil sharpener of not only cutting a ware but also taking the dust catcher.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a take dust absorption function's electronic ware of cutting, includes the device of cutting a pencil, the device of cutting a pencil includes sharpener, support, the cover of cutting a pencil, still includes dust extraction, dust extraction includes dust absorption shell, dust absorption filter screen, dust absorption centrifugation fan blade and dust absorption lid, the cover of cutting a pencil is equipped with the mouth of cutting a pencil, the socket of the sword of cutting a pencil leads to cut a pencil mouth, be equipped with a double-end output shaft motor in the support, both ends all are equipped with the output shaft around the double-end output shaft motor, the output shaft includes axle front end and axle rear end, axle front end with the axle rear end is located the both ends of double-end output shaft motor respectively, axle front end with axle rear end syntropy links, the output shaft at double-end output shaft motor both ends respectively with the device of cutting a pencil with dust absorption centrifugation fan blade is connected, the output shaft at double-end output shaft motor both ends with the device of cutting a pencil, The dust collection centrifugal fan blade is characterized in that a one-way bearing is arranged between the dust collection centrifugal fan blades respectively, the locking direction of one of the one-way bearings at the two ends is opposite to the rotating direction of the output shaft, the locking direction of the other one of the one-way bearings at the two ends is the same as the rotating direction of the output shaft, a dust collection cavity is arranged between the dust collection cover and the dust collection shell, the dust collection centrifugal fan blades are located in the dust collection cavity, and the dust collection cover is provided with a dust collection opening.
If the pencil sharpening function is executed, the switch is firstly turned to the pencil sharpening function, then a pencil is inserted into the socket of the pencil sharpener from the pencil sharpening port, at the moment, the double-head output shaft motor automatically works, the pencil sharpener is driven by the output shaft at one end to rotate on the pencil, the inserted pencil head is sharpened, and the dust absorption centrifugal fan blade at the other end is in an approximate stop state; if the dust collection function is executed, the switch is switched to the dust collection function, when the double-head output shaft motor works, the dust collection centrifugal fan blade is driven by the output shaft at the other end to rotate at a high speed, certain vacuum is generated in the dust collection cavity, dust and scraps outside the dust collection port are sucked into the dust collection cavity along with air, and the pencil sharpener at the other end is in an approximate stop state; meanwhile, the multifunctional pencil sharpener has the functions of dust collection and pencil sharpening, and is more functional and more practical; the function switch can rotate along the motor shaft, and the inner diameter surface is matched with the surface of the motor shell, so that the operation experience is improved; the output shafts at the two ends of the double-head output shaft motor can selectively drive dust-absorbing centrifugal fan blades or the pencil sharpener after the unidirectional bearing is arranged, and when the pencil sharpener is used for executing a pencil sharpening function, the unidirectional bearing is driven to rotate due to the fact that the rotating direction of the output shaft is opposite to the locking direction of the unidirectional bearing on the pencil sharpener, so that the pencil sharpener is driven to rotate; the rotating direction of the output shaft at the other end is the same as the locking direction of the one-way bearing on the dust collection centrifugal fan blade, the dust collection centrifugal fan blade cannot be driven to be in an approximate stop state, and only the pencil sharpening function is executed at the moment; when the dust collection function is executed, the rotation direction of the output shaft is opposite to the locking direction of the one-way bearing on the dust collection centrifugal fan blade, so that the one-way bearing is driven to rotate, and the dust collection centrifugal fan blade is driven to rotate; the rotating direction of the output shaft at the other end is the same as the locking direction of the one-way bearing on the pencil sharpener, the pencil sharpener cannot be driven to be in an approximate stop state, and only the function of dust collection is executed at the moment; simple structure, it is more practical, the periphery of cutting a mouthful can also set up touch switch, and the switch slides to the function back double-end output shaft motor of cutting a not direct operation, and the pencil inserts and cuts a mouthful back finger and press down touch switch double-end output shaft motor and just move, and power saving more, the dust absorption mouth can also set up the visor, can cover with the protection after the dust absorption, avoids the dust of dust absorption intracavity to fall out.
Furthermore, the pencil sharpening device also comprises a force increasing mechanism.
So set up, set up the output torque that has strengthened double-end output shaft motor after the reinforcing mechanism between the sharpener and the one-way bearing rather than being connected, increased the shearing force of sharpening the sharpener, it is more light to sharpen the pencil.
Furthermore, the force increasing mechanism comprises a transmission gear, a planetary gear set, a pencil sharpening driving head and a gear shell, the transmission gear is connected with the one-way bearing, the planetary gear set is connected with the transmission gear, the pencil sharpening driving head is connected with the planetary gear set, the gear shell is sleeved outside the planetary gear set, the gear shell is provided with a driving hole matched with the pencil sharpening driving head, and the pencil sharpening driving head is connected with a pencil sharpener.
So set up, the one-way bearing of pencil sharpener department just can drive gear rotatory, and drive gear drives planetary gear set and rotates at a slow speed, planetary gear set drives the drive head of sharpening rotatory, the rotational speed of the drive head of sharpening is less than drive gear's rotational speed under planetary gear set's influence, output torque rises relatively, so it is stronger to sharpen the rotatory torsional force that the drive head drove the pencil sharpener, the pencil is sharpen to the pencil sharpener is lighter, the socket that adopts this kind of structure pencil sharpener can be coaxial with the output shaft, it can set up in the central authorities of cover of sharpening to cut the mouth, and the drive ratio is big, occupation space is little.
Further, the planetary gear set is provided with at least 2 groups.
So set up, 2 at least planetary gear sets cooperations are to 2 decelerations of output shaft, and 2 increases of moment of torsion, and the cutting power of penknife is stronger.
Furthermore, the force amplification mechanism comprises a driving gear and an output gear, the driving gear is in linkage with the output gear, the number of teeth of the driving gear is smaller than that of the output gear, the output gear is provided with an output head, the driving gear is connected with the one-way bearing, and the output head is connected with the pencil sharpener.
So set up, the one-way bearing of pencil sharpener department just can drive the driving gear rotatory, and the driving gear drives output gear rotatory, because output gear's number of teeth is greater than the driving gear, so output gear's rotational speed just can be less than the driving gear, and output head on the output gear drives the rotatory output torque of pencil sharpener just can rise, and the power of cutting of pencil sharpener is stronger, adopts gear combination increase moment of torsion, simple structure.
Further, the driving gear with be equipped with driven gear between the output gear, driven gear is equipped with driven main wheel and driven pinion, the number of teeth of driven pinion is less than the number of teeth of driven main wheel.
So set up, driven primary wheel alright with the driving gear meshing, and driven auxiliary wheel then can with output gear meshing, can further reduce output gear's rotational speed, increase the output torque of output head.
Further, the number of the driven gears is at least 2.
So set up, but a plurality of driven gear's driven primary wheel and driven auxiliary wheel intermeshing, the multistage slows down, further increases the output torque of output head.
Furthermore, the pencil sharpening cover is provided with a cavity window detachably connected with the pencil sharpening cover.
So set up, alright open after cutting the pencil bits collection in the cover and holding the chamber window, pour out the pencil bits from cutting the cover, need not to pull down whole cover of cutting, the clearance is convenient.
Furthermore, the pencil sharpening cover is provided with a cavity containing plate, the cavity containing plate and the pencil sharpening cover form a pencil scrap cavity, and the pencil sharpener is positioned in the pencil scrap cavity.
So set up, hold the chamber board and cut a cover and constitute pencil bits chamber, the pencil bits that produce will pile up in the pencil bits chamber, can not fall among the dust absorption chamber, influence the operation of dust absorption function.
Furthermore, one side of the dust collection cover, which faces away from the double-end output shaft motor, is provided with bristles, and the bristles surround the dust collection port.
So set up, can concentrate dirt, bits to the scope of dust absorption mouth with the brush hair, make it change and inhale the dust absorption chamber with the dust, the dust absorption effect is better.
Drawings
Fig. 1 is an exploded view of embodiment 1 of the present invention.
Fig. 2 is an exploded view of the double-ended output shaft motor connection according to embodiment 1 of the present invention.
Fig. 3 is an exploded view of embodiment 2 of the present invention.
Fig. 4 is an exploded view of the double-ended output shaft motor connection according to embodiment 2 of the present invention.
Fig. 5 is a left side sectional view of embodiment 1 of the present invention.
Fig. 6 is a left side sectional view of embodiment 2 of the present invention.
Fig. 7 is a front view of embodiment 1 of the present invention.
Fig. 8 is a rear view of embodiment 1 of the present invention.
Fig. 9 is a left side view of embodiment 1 of the present invention.
Fig. 10 is a right side view of embodiment 1 of the present invention.
Fig. 11 is a plan view of embodiment 1 of the present invention.
Fig. 12 is a bottom view of embodiment 1 of the present invention.
Fig. 13 is a front view of embodiment 2 of the present invention.
Fig. 14 is a rear view of embodiment 2 of the present invention.
Fig. 15 is a left side view of embodiment 2 of the present invention.
Fig. 16 is a right side view of embodiment 2 of the present invention.
Fig. 17 is a plan view of embodiment 2 of the present invention.
Fig. 18 is a bottom view of embodiment 2 of the present invention.
The reference numbers in the figures mean: 1. the pencil sharpener comprises a pencil sharpener, 101, a force increasing mechanism, 1011, a transmission gear, 1012, a planetary gear set, 1013, a pencil sharpening driving head, 1014, a gear shell, 10141, a driving hole, 1015, a driving gear, 1016, an output gear, 10161, an output head, 1017, a driven gear, 10171, a driven main wheel, 10172, a driven auxiliary wheel, 102, a pencil sharpener, 2, a support, 201, a double-head output shaft motor, 2011, a one-way bearing, 3, a pencil sharpening cover, 301, a pencil sharpening port, 302, a cavity window, 303, a cavity plate, 304, a pencil scrap cavity, 4, a dust collection shell sleeve, 401, a dust collection cavity, 5, a centrifugal dust collection fan blade, 6, a dust collection cover, 601, a dust collection port, 602, bristles, 7, a dust collection device and 701, a dust collection filter screen.
Detailed Description
The present embodiment is only an explanation of the present embodiment, and it is not a limitation of the present embodiment, and a person skilled in the art can make modifications without inventive contribution to the present embodiment as needed after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present embodiment.
Referring to the attached drawings, the utility model provides the following technical scheme: an electric pencil sharpener with a dust collection function comprises a pencil sharpening device 1, wherein the pencil sharpening device 1 comprises a pencil sharpener 102, a support 2, a pencil sharpening cover 3 and a dust collection device 7, the dust collection device comprises a dust collection shell 4, a dust collection filter screen 701, a dust collection centrifugal fan blade 5 and a dust collection cover 6, the pencil sharpening cover 3 is provided with a pencil sharpening opening 301, a socket of the pencil sharpener 102 is communicated with the pencil sharpening opening 301, a double-end output shaft motor 201 is arranged in the support 2, output shafts are arranged at the front end and the rear end of the double-end output shaft motor 201 respectively and comprise a front shaft end and a rear shaft end, the front shaft end and the rear shaft end are respectively arranged at the two ends of the double-end output shaft motor 201 and are linked in the same direction, the output shafts at the two ends of the double-end output shaft motor 201 are respectively connected with the pencil sharpening device 1 and the dust collection centrifugal fan blade 5, the output shaft at double-end output shaft motor 201 both ends with cut a device 1 the dust absorption is equipped with a one-way bearing 2011 between the centrifugal fan blade 5 respectively, both ends the locking direction of one of them of one-way bearing 2011 is opposite with the direction of rotation of output shaft, and another locking direction is the same with the direction of rotation of output shaft, dust absorption lid 6 with be equipped with dust absorption chamber 401 between the dust absorption shell 4, dust absorption centrifugal fan blade 5 is located in dust absorption chamber 401, dust absorption lid 6 is equipped with dust absorption mouth 601.
If the pencil sharpening function is executed, firstly, the switch is turned to the pencil sharpening function, then, a pencil is inserted into the socket of the pencil sharpener 102 from the pencil sharpening port 301, at the moment, the double-head output shaft motor 201 automatically works, the pencil sharpener 102 is driven by the output shaft at one end to rotate on the pencil, the inserted pencil head is sharpened, and the dust collection centrifugal fan blade 5 at the other end is in an approximate stop state; if the dust collection function is executed, the switch is switched to the dust collection function, when the double-head output shaft motor 201 works, the dust collection centrifugal fan blade 5 is driven by the output shaft at the other end to rotate at a high speed, so that a certain vacuum is generated in the dust collection cavity 401, dust and scraps outside the dust collection port 601 are sucked into the dust collection cavity 401 along with air, and the pencil sharpener 102 at the other end is in an approximate stop state; meanwhile, the multifunctional pencil sharpener has the functions of dust collection and pencil sharpening, and is more functional and more practical; the function switch can rotate along the motor shaft, and the inner diameter surface is matched with the surface of the motor shell, so that the operation experience is improved; after the one-way bearing 2011 is arranged, output shafts at two ends of the double-head output shaft motor 201 can selectively drive the dust collection centrifugal fan blade 5 or the pencil sharpener 102, and when a pencil sharpening function is executed, the rotation direction of the output shaft is opposite to the locking direction of the one-way bearing 2011 on the pencil sharpener 102, so that the one-way bearing 2011 is driven to rotate, and the pencil sharpener 102 is driven to rotate; the rotating direction of the output shaft at the other end is the same as the locking direction of the one-way bearing 2011 on the dust collection centrifugal fan blade 5, the dust collection centrifugal fan blade 5 cannot be driven to be in an approximate stop state, and only the pencil sharpening function is executed at the moment; when the dust collection function is executed, the rotation direction of the output shaft is opposite to the locking direction of the one-way bearing 2011 on the dust collection centrifugal fan blade 5, so that the one-way bearing 2011 is driven to rotate, and the dust collection centrifugal fan blade 5 is driven to rotate; the rotation direction of the output shaft at the other end is the same as the locking direction of the one-way bearing 2011 on the pencil sharpener 102, so that the pencil sharpener 102 cannot be driven to be in an approximate stop state, and only the function of dust collection is executed at the moment; simple structure, it is more practical, the periphery of cutting a mouthful 301 can also set up touch switch, and the switch slides and does not directly move to the double-end output shaft motor 201 of function back of cutting a, and the pencil inserts and cuts a mouthful 301 back finger and press down touch switch double-end output shaft motor 201 and just move, and power saving more, dust absorption mouth 601 can also set up the visor, can cover with the protection after the dust absorption, avoids the dust in dust absorption chamber 401 to fall out.
Preferably, in this embodiment, the pencil sharpening device 1 further includes a force increasing mechanism 101.
With the arrangement, the output torque of the double-head output shaft motor 201 is enhanced after the force increasing mechanism 101 is arranged between the pencil sharpener 102 and the one-way bearing 2011 connected with the pencil sharpener 102, the sharpening force of the pencil sharpener 102 is increased, and the pencil sharpening is easier.
Preferably, in this embodiment, the force increasing mechanism 101 includes a transmission gear 1011, a planetary gear set 1012, a pencil sharpening driving head 1013 and a gear housing 1014, the transmission gear 1011 is connected with the one-way bearing 2011, the planetary gear set 1012 is connected with the transmission gear 1011, the pencil sharpening driving head 1013 is connected with the planetary gear set 1012, the gear housing 1014 is sleeved outside the planetary gear set 1012, the gear housing 1014 is provided with a driving hole 10141 adapted to the pencil sharpening driving head 1013, and the pencil sharpening driving head 1013 is connected with the pencil sharpener 102.
So set up, the one-way bearing 2011 of the pencil sharpener 102 department can drive the drive gear 1011 to rotate, and the drive gear 1011 drives the planetary gear set 1012 to rotate slowly, the planetary gear set 1012 drives the pencil sharpener driver 1013 to rotate, the rotational speed of the pencil sharpener driver 1013 is less than the rotational speed of the drive gear 1011 under the influence of the planetary gear set 1012, the output torque rises relatively, so the torsional force of the rotation that the pencil sharpener driver 1013 drives the pencil sharpener 102 is stronger, the pencil sharpener 102 sharpens the pencil more easily, the socket of the pencil sharpener 102 adopting this kind of structure can be coaxial with the output shaft, the pencil sharpening mouth 301 can be set up in the middle of the pencil sharpening cover 3, and the drive ratio is big, the occupation space is little.
Preferably, the planetary gear set 1012 has at least 2 sets.
With this arrangement, at least 2 planetary gear sets 1012 cooperate to decelerate the output shaft 2 times, the torque increases 2 times, and the cutting force of the pencil sharpener 102 is stronger.
Preferably, in this embodiment, the force amplification mechanism 101 includes a driving gear 1015 and an output gear 1016, the driving gear 1015 and the output gear 1016 are linked, the number of teeth of the driving gear 1015 is less than the number of teeth of the output gear 1016, the output gear 1016 is provided with an output head 10161, the driving gear 1015 and the one-way bearing 2011 is connected, the output head 10161 and the sharpener 102 are connected.
With such an arrangement, the one-way bearing 2011 at the pencil sharpener 102 can drive the driving gear 1015 to rotate, the driving gear 1015 drives the output gear 1016 to rotate, and since the number of teeth of the output gear 1016 is greater than that of the driving gear 1015, the rotating speed of the output gear 1016 is lower than that of the driving gear 1015, the output torque of the output head 10161 on the output gear 1016, which drives the pencil sharpener 102 to rotate, can rise, the cutting force of the pencil sharpener 102 is stronger, the torque is increased by adopting a gear combination, and the structure is simple.
Preferably, in this embodiment, a driven gear 1017 is disposed between the driving gear 1015 and the output gear 1016, the driven gear 1017 is provided with a driven main gear 10171 and a driven auxiliary gear 10172, and the number of teeth of the driven auxiliary gear 10172 is less than that of the driven main gear 10171.
Thus, the driven primary wheel 10171 can mesh with the driving gear 1015, and the driven secondary wheel 10172 can mesh with the output gear 1016, so that the rotating speed of the output gear 1016 can be further reduced, and the output torque of the output head 10161 can be increased.
In this embodiment, preferably, at least 2 driven gears 1017 are provided.
With this arrangement, the driven primary wheels 10171 and the driven secondary wheels 10172 of the plurality of driven gears 1017 can mesh with each other, and the speed can be reduced in a plurality of stages, thereby further increasing the output torque of the output head 10161.
In this embodiment, preferably, the pencil sharpening cover 3 is provided with a cavity window 302 detachably connected with the pencil sharpening cover.
So set up, alright open the appearance chamber window 302 after the pencil bits collection in the cover 3 of cutting is full, pour out the pencil bits from the cover 3 of cutting, need not to pull down whole cover 3 of cutting, and the clearance is convenient.
In this embodiment, the pencil sharpening cover 3 is provided with a cavity plate 303, the cavity plate 303 and the pencil sharpening cover 3 form a pencil shaving cavity 304, and the pencil sharpener 102 is located in the pencil shaving cavity 304.
With such arrangement, the cavity containing plate 303 and the pencil sharpening cover 3 form the pencil scrap cavity 304, and the generated pencil scraps are accumulated in the pencil scrap cavity 304 and cannot fall into the dust suction cavity 401 to affect the operation of the dust suction function.
In this embodiment, preferably, the side of the dust collection cover 6 facing away from the double-ended output shaft motor 201 is provided with bristles 602, and the bristles 602 are arranged around the dust collection opening 601.
With the arrangement, the dust and scraps can be collected to the range of the dust collection port 601 by the bristles 602, so that the dust is more easily sucked into the dust collection cavity 401, and the dust collection effect is better.
Although the present invention has been described in detail with reference to the foregoing embodiments, the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides a take dust absorption function's electronic ware of cutting a pencil, is including cutting a device, it includes sharpener, support, the cover of cutting a pencil to cut a device, its characterized in that: the pencil sharpener comprises a pencil sharpening cover, a pencil sharpening opening, a socket of a pencil sharpener is communicated with the pencil sharpening opening, a double-end output shaft motor is arranged in a support, output shafts are arranged at the front end and the rear end of the double-end output shaft motor, the output shafts comprise a front shaft end and a rear shaft end, the front shaft end and the rear shaft end are respectively located at the two ends of the double-end output shaft motor, the front shaft end and the rear shaft end are linked in the same direction, output shafts at the two ends of the double-end output shaft motor are respectively connected with the pencil sharpening device and the dust absorption centrifugal fan, one-way bearing is arranged between the output shafts at the two ends of the double-end output shaft motor and the pencil sharpening device and between the front shaft end and the rear shaft end of the double-end output shaft motor, the locking direction of one of the one-way bearings at the two ends is opposite to the rotating direction of the output shafts, the other locking direction is the same as the rotating direction of the output shaft, a dust suction cavity is arranged between the dust suction cover and the dust suction shell sleeve, the dust suction centrifugal fan blade is positioned in the dust suction cavity, and the dust suction cover is provided with a dust suction opening.
2. The electric pencil sharpener with dust absorption function as claimed in claim 1, wherein: the pencil sharpening device also comprises a force increasing mechanism.
3. The electric pencil sharpener with dust absorption function as claimed in claim 2, wherein: the force increasing mechanism comprises a transmission gear, a planetary gear set, a pencil sharpening driving head and a gear shell, the transmission gear is connected with the one-way bearing, the planetary gear set is connected with the transmission gear, the pencil sharpening driving head is connected with the planetary gear set, the gear shell is sleeved outside the planetary gear set, the gear shell is provided with a driving hole matched with the pencil sharpening driving head, and the pencil sharpening driving head is connected with a pencil sharpener.
4. The electric pencil sharpener with dust absorption function as claimed in claim 3, wherein: the planetary gear set is provided with at least 2 groups.
5. The electric pencil sharpener with dust absorption function as claimed in claim 2, wherein: the force-increasing mechanism comprises a driving gear and an output gear, the driving gear is in linkage with the output gear, the number of teeth of the driving gear is smaller than that of the output gear, the output gear is provided with an output head, the driving gear is connected with the one-way bearing, and the output head is connected with the pencil sharpener.
6. The electric pencil sharpener with dust absorption function as claimed in claim 5, wherein: the driving gear with be equipped with driven gear between the output gear, driven gear is equipped with driven main wheel and driven pinion, the number of teeth of driven pinion is less than the number of teeth of driven main wheel.
7. The electric pencil sharpener with dust absorption function as claimed in claim 6, wherein: the driven gear is provided with at least 2.
8. The electric pencil sharpener with dust absorption function as claimed in claim 1, wherein: the pencil sharpening cover is provided with a cavity window detachably connected with the pencil sharpening cover.
9. The electric pencil sharpener with dust absorption function as claimed in claim 1, wherein: the pencil sharpening cover is provided with a cavity containing plate, the cavity containing plate and the pencil sharpening cover form a pencil scrap cavity, and the pencil sharpener is positioned in the pencil scrap cavity.
10. The electric pencil sharpener with dust absorption function as claimed in claim 1, wherein: one side of the dust collection cover, which faces away from the double-end output shaft motor, is provided with bristles, and the bristles are arranged around the dust collection port.
Priority Applications (1)
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CN202120687868.9U CN214647212U (en) | 2021-04-01 | 2021-04-01 | Electric pencil sharpener with dust collection function |
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CN202120687868.9U CN214647212U (en) | 2021-04-01 | 2021-04-01 | Electric pencil sharpener with dust collection function |
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CN214647212U true CN214647212U (en) | 2021-11-09 |
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CN202120687868.9U Active CN214647212U (en) | 2021-04-01 | 2021-04-01 | Electric pencil sharpener with dust collection function |
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2021
- 2021-04-01 CN CN202120687868.9U patent/CN214647212U/en active Active
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