CN113561685A - Electric eraser dust collection all-in-one machine with guiding function - Google Patents
Electric eraser dust collection all-in-one machine with guiding function Download PDFInfo
- Publication number
- CN113561685A CN113561685A CN202110733945.4A CN202110733945A CN113561685A CN 113561685 A CN113561685 A CN 113561685A CN 202110733945 A CN202110733945 A CN 202110733945A CN 113561685 A CN113561685 A CN 113561685A
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- China
- Prior art keywords
- rod
- spring
- guide
- sliding
- welded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000428 dust Substances 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 23
- 238000003825 pressing Methods 0.000 claims description 23
- 238000003466 welding Methods 0.000 claims description 20
- 230000010405 clearance mechanism Effects 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 2
- 125000006850 spacer group Chemical group 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
Landscapes
- Cleaning In General (AREA)
Abstract
The invention discloses an electric eraser dust collection all-in-one machine with a guiding function, which comprises a mounting plate, a mounting mechanism, a connecting rod, a guiding mechanism, a guide cylinder, a hanging rod, a first spring and a cleaning mechanism, wherein the mounting plate is provided with the mounting mechanism, the mounting plate is welded with the connecting rod, the connecting rod is provided with the guiding mechanism, the mounting plate is welded with the guide cylinder, the hanging rod is sleeved in the guide cylinder in a sliding manner, the guide cylinder is internally provided with the first spring, one end of the first spring is welded with the mounting plate, the other end of the first spring is welded with the hanging rod, the tail end of the hanging rod is provided with a convex block, and the cleaning mechanism is clamped outside the convex block. The invention relates to an electric eraser dust collection all-in-one machine with a guiding function, which has the characteristics of guiding the movement of an eraser and more completely cleaning scraps.
Description
Technical Field
The invention belongs to the technical field of school supplies, and particularly relates to an electric eraser dust collection all-in-one machine with a guiding function.
Background
An electric eraser for erasing the wrong characters and pictures features that a miniature motor and a dry battery are installed in a casing, the motor is connected to the eraser strip via a connecting mechanism, the motor is controlled by a switch, and the connecting mechanism is driven by the motor to drive the eraser strip to vibrate for erasing the wrong characters and pictures. In order to clean the scraps conveniently in the using process of the device, the electric eraser is an electric eraser dust collection integrated machine generally.
Among the prior art, electronic eraser dust absorption all-in-one lacks the direction when using, when wiping wrong department, is difficult for controlling the direction of wiping, and simultaneously, the device is when using, and the piece clearance of wiping is incomplete. There is therefore a need for improvements in the prior art.
The invention content is as follows:
the invention aims to solve the problems that the wiping direction is difficult to control and the cleaning of the wiped scraps is incomplete.
In order to solve the above problems, the present invention provides a technical solution:
the utility model provides an electronic eraser dust absorption all-in-one with direction function, includes mounting panel, installation mechanism, connecting rod, guiding mechanism, guide cylinder, jib, first spring and clearance mechanism, be provided with installation mechanism on the mounting panel, the welding has the connecting rod on the mounting panel, be provided with guiding mechanism on the connecting rod, the welding has the guide cylinder on the mounting panel, sliding sleeve has the jib in the guide cylinder, be provided with first spring in the guide cylinder, the one end and the mounting panel welding of first spring, the other end and the jib welding of first spring, the end of jib is provided with the lug, the outside joint of lug has clearance mechanism.
Preferably, the installation mechanism comprises a shell, a shell cover, an elastic plate, a clamping block, a clamping groove, a pressing rod, a pressing plate, a second spring and a rubber, the shell is welded with the installation plate, the shell cover is contacted with the shell cover, the elastic plate is welded on the shell cover, the shell is contacted with the elastic plate, the clamping block is arranged on the elastic plate, the clamping groove is formed in the shell, the clamping block is clamped in the clamping groove, the pressing rod is sleeved in the shell cover in a sliding mode, the pressing plate is welded at the tail end of the pressing rod, the second spring is arranged on the outer side of the pressing rod, the rubber is sleeved in the shell in a sliding mode, and the pressing plate is bonded with the rubber.
Preferably, one end of the second spring is in contact with the case cover, and the other end of the second spring is in contact with the pressure plate.
Preferably, the guide mechanism comprises a guide seat, a non-slip mat, a guide groove, a sliding rod, a supporting block, an installation rod, a third spring, a limiting block, a guide rod and a fourth spring, the guide groove is formed in the guide seat, a connecting rod is connected in the guide groove in a sliding mode, the non-slip mat is bonded on the guide seat, the sliding groove is formed in the side wall of the guide seat, the sliding rod is connected in the sliding groove in a sliding mode, the supporting block is welded at the tail end of the sliding rod, the installation rod is sleeved in the supporting block in a sliding mode, the installation rod and the connecting rod are welded, the third spring is arranged on the outer side of the installation rod, the guide rod is welded in the sliding groove, the guide rod is connected with the sliding rod in a sliding mode, and the fourth spring is arranged on the outer side of the guide rod.
Preferably, one end of the third spring is in contact with the link, and the other end of the third spring is in contact with the support block.
Preferably, the tail end of the mounting rod is welded with a limiting block, and the limiting block is in contact with the supporting block.
Preferably, one end of the fourth spring is in contact with an inner surface of the slide groove, and the other end of the fourth spring is in contact with the slide bar.
As preferred, clearance mechanism is including the cover body, round brush, fender cover, air pump, suction tube, connecting seat, spacer pin, annular, filter mantle and blade, the internal rotation of cover is connected with the round brush, the internal welding of cover has kept off the cover, fixedly connected with air pump on the cover body, be provided with the suction tube on the air pump, the outside on the suction tube is rotated and is connected with the connecting seat, the lateral wall of connecting seat has the spacer pin through threaded connection, the annular has been seted up to the lateral wall of suction tube, sliding connection has the spacer pin in the annular, the welding has the filter mantle on the connecting seat, the welding has the blade on the filter mantle.
The invention has the beneficial effects that: the invention relates to an electric eraser dust collection all-in-one machine with a guiding function, which has the characteristics of guiding the movement of an eraser and more completely cleaning scraps, and has the following two beneficial effects compared with the traditional electric eraser dust collection all-in-one machine with the guiding function in specific use:
firstly, through setting up structures such as connecting rod, guide holder, slipmat, spout, slide bar, when wiping the error, can closing device with the slipmat on the guide holder on the paper, and then carry on spacingly to the whole position of device, and then the guide holder can carry on spacingly to the moving direction of rubber when making to clean, and it is more convenient when making to clean the dislocation, is difficult for taking place the skew.
Secondly, through setting up the cover body, the round brush, keep off the cover, the air pump, the filter mantle, blade isotructure, when the mounting panel removes to clean, the brush hair on the round brush is bounced to the piece on the paper, the air pump suction makes the piece adhere to on the filter mantle for the piece clearance is cleaner, the air pump suction drives the filter mantle through the blade simultaneously and rotates, make adnexed piece break away from under centrifugal force effect on the filter mantle, make the piece break away from the filter mantle and get into and keep off between the cover and the cover body, collect the piece.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a perspective view of the overall construction of the present invention;
FIG. 2 is a front cross-sectional view of FIG. 1 of the present invention;
FIG. 3 is a right side view of FIG. 2 of the present invention;
FIG. 4 is a cross-sectional view of the mounting mechanism of FIG. 3 in accordance with the present invention;
FIG. 5 is an enlarged view taken at A in FIG. 3 according to the present invention;
FIG. 6 is an enlarged view of the invention at B in FIG. 3;
FIG. 7 is an enlarged view of the invention at C of FIG. 3;
fig. 8 is an enlarged view of the invention at D in fig. 3.
In the figure: 1. mounting a plate; 2. an installation mechanism; 21. a housing; 22. a shell cover; 23. an elastic plate; 24. a clamping block; 25. a card slot; 26. a pressure lever; 27. pressing a plate; 28. a second spring; 29. an eraser; 3. a connecting rod; 4. a guide mechanism; 41. a guide seat; 42. a non-slip mat; 43. a guide groove; 44. a chute; 45. a slide bar; 46. a support block; 47. mounting a rod; 48. a third spring; 49. a limiting block; 410. a guide bar; 411. a fourth spring; 5. a guide cylinder; 6. a boom; 61. a bump; 7. a first spring; 8. a cleaning mechanism; 81. a cover body; 82. rolling and brushing; 83. a shield; 84. an air pump; 85. a suction tube; 86. a connecting seat; 87. a spacing pin; 88. a ring groove; 89. a filter housing; 810. a blade.
The specific implementation mode is as follows:
as shown in fig. 1 to 8, the following technical solutions are adopted in the present embodiment:
example (b):
the utility model provides an electronic eraser dust absorption all-in-one with direction function, includes mounting panel 1, installation mechanism 2, connecting rod 3, guiding mechanism 4, guide cylinder 5, jib 6, first spring 7 and clearance mechanism 8, be provided with installation mechanism 2 on the mounting panel 1, the welding has connecting rod 3 on the mounting panel 1, be provided with guiding mechanism 4 on the connecting rod 3, the welding has guide cylinder 5 on the mounting panel 1, slide in the guide cylinder 5 and cup jointed jib 6, be provided with first spring 7 in the guide cylinder 5, the one end and the 1 welding of mounting panel of first spring 7, the other end and the 6 welding of jib of first spring 7, the end of jib 6 is provided with lug 61, the outside joint of lug 61 has clearance mechanism 8.
The mounting mechanism 2 comprises a shell 21, a shell cover 22, an elastic plate 23, a clamping block 24, a clamping groove 25, a pressing rod 26, a pressing plate 27, a second spring 28 and a rubber 29, the shell 21 is welded with the mounting plate 1, the shell cover 22 is contacted with the shell cover 21, the elastic plate 23 is welded on the shell cover 22, the shell 21 is contacted with the elastic plate 23, the clamping block 24 is arranged on the elastic plate 23, the clamping groove 25 is formed in the shell 21, the clamping block 24 is clamped in the clamping groove 25, the pressing rod 26 is sleeved in the shell cover 22 in a sliding mode, the pressing plate 27 is welded at the tail end of the pressing rod 26, the second spring 28 is arranged on the outer side of the pressing rod 26, the rubber 29 is sleeved in the shell 21 in a sliding mode, and the pressing plate 27 is bonded with the rubber 29.
One end of the second spring 28 is in contact with the case cover 22, and the other end of the second spring 28 is in contact with the pressure plate 27.
The guide mechanism 4 comprises a guide seat 41, an anti-slip pad 42, a guide groove 43, a sliding groove 44, a sliding rod 45, a supporting block 46, an installation rod 47, a third spring 48, a limiting block 49, a guide rod 410 and a fourth spring 411, wherein the guide groove 43 is formed in the guide seat 41, the connecting rod 3 is connected in the guide groove 43 in a sliding manner, the anti-slip pad 42 is bonded on the guide seat 41, the sliding groove 44 is formed in the side wall of the guide seat 41, the sliding rod 45 is connected in the sliding groove 44 in a sliding manner, the supporting block 46 is welded at the tail end of the sliding rod 45, the installation rod 47 is sleeved in the supporting block 46 in a sliding manner, the installation rod 47 is welded with the connecting rod 3, the third spring 48 is arranged on the outer side of the installation rod 47, the guide rod 410 is welded in the sliding groove 44, the guide rod 410 is connected with the sliding rod 45 in a sliding manner, and the fourth spring 411 is arranged on the outer side of the guide rod 410.
Wherein one end of the third spring 48 is in contact with the link 3, and the other end of the third spring 48 is in contact with the support block 46.
Wherein, the tail end of the mounting rod 47 is welded with a limit block 49, and the limit block 49 is contacted with the supporting block 46.
Wherein, one end of the fourth spring 411 contacts with the inner surface of the sliding groove 44, and the other end of the fourth spring 411 contacts with the sliding rod 45.
Wherein, clearance mechanism 8 is including the cover body 81, round brush 82, fender cover 83, air pump 84, suction tube 85, connecting seat 86, spacer pin 87, annular 88, filter mantle 89 and blade 810, the internal rotation of cover 81 is connected with round brush 82, the internal welding of cover 81 has kept off the cover 83, fixedly connected with air pump 84 on the cover body 81, be provided with suction tube 85 on the air pump 84, the outside on the suction tube 85 is rotated and is connected with connecting seat 86, there is spacer pin 87 lateral wall of connecting seat 86 through threaded connection, annular 88 has been seted up to the lateral wall of suction tube 85, sliding connection has spacer pin 87 in the annular 88, the welding has filter mantle 89 on the connecting seat 86, the welding has blade 810 on the filter mantle 89.
The using state of the invention is as follows: when the device is used, the mounting plate 1 is pressed to move towards the guide seat 41, the mounting plate 1 moves to drive the connecting rod 3 to move, the connecting rod 3 enters the guide seat 41, the third spring 48 is compressed to press the whole device on a paper surface, the anti-skid pad 42 on the guide seat 41 is contacted with the paper surface, the guide seat 41 is not easy to move, the mounting plate 1 is pushed to move, the mounting plate 1 drives the connecting rod 3 to move, the connecting rod 3 drives the supporting block 46 to move, the supporting block 46 drives the sliding rod 45 to move in the sliding groove 44, the movement of the mounting plate 1 is guided, the anti-skid pad 42 on the guide seat 41 can be pressed on the paper surface by the pressing device in error wiping, and the overall position of the device is limited, and then make during wiping guide holder 41 can carry on spacingly to the direction of movement of rubber 29, it is more convenient when making to wipe the dislocation, difficult emergence skew, in the wiping process, mounting panel 1 removes and drives guide 5 and remove, guide 5 drives jib 6 and removes, jib 6 drives clearance mechanism 8 and removes, clearance mechanism 8 removes and makes round brush 82 roll on the paper, the brush hair on round brush 82 plays to the piece on the paper, start air pump 84, air pump 84 starts to suck the air through suction tube 85, make the piece adsorbed on filter mantle 89, suction tube 85 sucks the air simultaneously and makes blade 810 drive filter mantle 89 to rotate under the effect of air current, filter mantle 89 rotates and makes adnexed piece break away from under the centrifugal force effect on filter mantle 89, make the piece break away from filter mantle 89 and get into between shield 83 and the cover 81, collect the piece.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (8)
1. The utility model provides an electronic eraser dust absorption all-in-one with direction function, includes mounting panel (1), installation mechanism (2), connecting rod (3), guiding mechanism (4), guide cylinder (5), jib (6), first spring (7) and clearance mechanism (8), its characterized in that: be provided with installation mechanism (2) on mounting panel (1), the welding has connecting rod (3) on mounting panel (1), be provided with guiding mechanism (4) on connecting rod (3), the welding has guide tube (5) on mounting panel (1), slide sleeve has jib (6) in guide tube (5), be provided with first spring (7) in guide tube (5), the one end and the mounting panel (1) welding of first spring (7), the other end and jib (6) welding of first spring (7), the end of jib (6) is provided with lug (61), the outside joint of lug (61) has clearance mechanism (8).
2. The electric eraser dust collection all-in-one machine with the guiding function as claimed in claim 1, wherein: the installation mechanism (2) comprises a shell (21), a shell cover (22), an elastic plate (23), a clamping block (24), a clamping groove (25), a pressing rod (26), a pressing plate (27), a second spring (28) and rubber (29), the shell (21) is welded with the installation plate (1), the shell cover (22) is contacted on the shell (21), the elastic plate (23) is welded on the shell cover (22), the shell (21) is contacted with the elastic plate (23), the clamping block (24) is arranged on the elastic plate (23), the clamping groove (25) is arranged on the shell (21), the clamping block (24) is clamped in the clamping groove (25), the pressing rod (26) is sleeved in the shell cover (22) in a sliding mode, the pressing plate (27) is welded at the tail end of the pressing rod (26), the second spring (28) is arranged on the outer side of the pressing rod (26), the rubber (29) is sleeved in the shell (21) in a sliding mode, the pressing plate (27) is bonded with the rubber (29).
3. The electric eraser dust collection all-in-one machine with the guiding function as claimed in claim 2, wherein: one end of the second spring (28) is in contact with the case cover (22), and the other end of the second spring (28) is in contact with the pressure plate (27).
4. The electric eraser dust collection all-in-one machine with the guiding function as claimed in claim 1, wherein: the guide mechanism (4) comprises a guide seat (41), an anti-slip pad (42), a guide groove (43), a sliding groove (44), a sliding rod (45), a supporting block (46), an installation rod (47), a third spring (48), a limiting block (49), a guide rod (410) and a fourth spring (411), wherein the guide groove (43) is formed in the guide seat (41), the connecting rod (3) is connected in the guide groove (43) in a sliding mode, the anti-slip pad (42) is bonded on the guide seat (41), the sliding groove (44) is formed in the side wall of the guide seat (41), the sliding rod (45) is connected in the sliding groove (44) in a sliding mode, the supporting block (46) is welded at the tail end of the sliding rod (45), the installation rod (47) is sleeved in the supporting block (46) in a sliding mode, the installation rod (47) is welded with the connecting rod (3), and the third spring (48) is arranged on the outer side of the installation rod (47), a guide rod (410) is welded in the sliding groove (44), the guide rod (410) is connected with the sliding rod (45) in a sliding mode, and a fourth spring (411) is arranged on the outer side of the guide rod (410).
5. The electric eraser dust collection all-in-one machine with the guiding function as claimed in claim 4, wherein: one end of the third spring (48) is in contact with the connecting rod (3), and the other end of the third spring (48) is in contact with the supporting block (46).
6. The electric eraser dust collection all-in-one machine with the guiding function as claimed in claim 4, wherein: the tail end of the mounting rod (47) is welded with a limiting block (49), and the limiting block (49) is in contact with the supporting block (46).
7. The electric eraser dust collection all-in-one machine with the guiding function as claimed in claim 4, wherein: one end of the fourth spring (411) is in contact with the inner surface of the sliding groove (44), and the other end of the fourth spring (411) is in contact with the sliding rod (45).
8. The electric eraser dust collection all-in-one machine with the guiding function as claimed in claim 1, wherein: the cleaning mechanism (8) comprises a cover body (81), a rolling brush (82), a blocking cover (83), an air pump (84), a suction pipe (85), a connecting seat (86), a limiting pin (87), a ring groove (88), a filter cover (89) and blades (810), the rolling brush (82) is rotationally connected in the cover body (81), the blocking cover (83) is welded in the cover body (81), an air pump (84) is fixedly connected on the cover body (81), a suction pipe (85) is arranged on the air pump (84), the outer side of the suction pipe (85) is rotatably connected with a connecting seat (86), the side wall of the connecting seat (86) is connected with a limit pin (87) through threads, a ring groove (88) is arranged on the side wall of the suction pipe (85), a limit pin (87) is connected in the ring groove (88) in a sliding way, the welding has filter mantle (89) on connecting seat (86), the welding has blade (810) on filter mantle (89).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110733945.4A CN113561685A (en) | 2021-06-30 | 2021-06-30 | Electric eraser dust collection all-in-one machine with guiding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110733945.4A CN113561685A (en) | 2021-06-30 | 2021-06-30 | Electric eraser dust collection all-in-one machine with guiding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113561685A true CN113561685A (en) | 2021-10-29 |
Family
ID=78163105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110733945.4A Pending CN113561685A (en) | 2021-06-30 | 2021-06-30 | Electric eraser dust collection all-in-one machine with guiding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113561685A (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5105497A (en) * | 1991-02-04 | 1992-04-21 | Ekramul Haque | Electric eraser |
| CN103286688A (en) * | 2011-11-12 | 2013-09-11 | 孙长顺 | Polishing and sand surface self-cleaning mechanism |
| CN205255849U (en) * | 2015-12-24 | 2016-05-25 | 苏敬沣 | Automatic clean rubber device |
| CN205468148U (en) * | 2016-03-10 | 2016-08-17 | 商洛学院 | Stave drawing ware |
| CN108327430A (en) * | 2018-02-27 | 2018-07-27 | 北京工商大学 | The pencil person's handwriting remover of automatic cleaning rubber clast |
| CN109130630A (en) * | 2017-06-19 | 2019-01-04 | 秦亮赪 | Automatic dust removing erasing rubber |
| CN109501496A (en) * | 2019-01-18 | 2019-03-22 | 杨晨曦 | Middle school's blackboard cleaning device |
| CN208993370U (en) * | 2018-09-27 | 2019-06-18 | 唐山师范学院 | A kind of erasing rubber being easy to debris removal |
| CN111688392A (en) * | 2020-06-17 | 2020-09-22 | 安徽文香信息技术有限公司 | Blackboard wiping arrangement is used in wisdom teaching |
| CN112277508A (en) * | 2020-11-19 | 2021-01-29 | 杭州练链科技有限公司 | Intelligent blackboard eraser for campus classroom |
| CN112275674A (en) * | 2020-09-30 | 2021-01-29 | 万厚冲 | Cleaning device for be used for computer memory strip |
| CN112356601A (en) * | 2020-11-09 | 2021-02-12 | 安徽文香信息技术有限公司 | Automatic wiping mechanism for intelligent blackboard and use method |
| CN213138327U (en) * | 2020-08-13 | 2021-05-07 | 上海睿童教育科技有限公司 | Teaching device |
| CN213435802U (en) * | 2020-09-21 | 2021-06-15 | 漳州市益宏工贸有限公司 | Batten environmental protection apparatus for producing |
-
2021
- 2021-06-30 CN CN202110733945.4A patent/CN113561685A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5105497A (en) * | 1991-02-04 | 1992-04-21 | Ekramul Haque | Electric eraser |
| CN103286688A (en) * | 2011-11-12 | 2013-09-11 | 孙长顺 | Polishing and sand surface self-cleaning mechanism |
| CN205255849U (en) * | 2015-12-24 | 2016-05-25 | 苏敬沣 | Automatic clean rubber device |
| CN205468148U (en) * | 2016-03-10 | 2016-08-17 | 商洛学院 | Stave drawing ware |
| CN109130630A (en) * | 2017-06-19 | 2019-01-04 | 秦亮赪 | Automatic dust removing erasing rubber |
| CN108327430A (en) * | 2018-02-27 | 2018-07-27 | 北京工商大学 | The pencil person's handwriting remover of automatic cleaning rubber clast |
| CN208993370U (en) * | 2018-09-27 | 2019-06-18 | 唐山师范学院 | A kind of erasing rubber being easy to debris removal |
| CN109501496A (en) * | 2019-01-18 | 2019-03-22 | 杨晨曦 | Middle school's blackboard cleaning device |
| CN111688392A (en) * | 2020-06-17 | 2020-09-22 | 安徽文香信息技术有限公司 | Blackboard wiping arrangement is used in wisdom teaching |
| CN213138327U (en) * | 2020-08-13 | 2021-05-07 | 上海睿童教育科技有限公司 | Teaching device |
| CN213435802U (en) * | 2020-09-21 | 2021-06-15 | 漳州市益宏工贸有限公司 | Batten environmental protection apparatus for producing |
| CN112275674A (en) * | 2020-09-30 | 2021-01-29 | 万厚冲 | Cleaning device for be used for computer memory strip |
| CN112356601A (en) * | 2020-11-09 | 2021-02-12 | 安徽文香信息技术有限公司 | Automatic wiping mechanism for intelligent blackboard and use method |
| CN112277508A (en) * | 2020-11-19 | 2021-01-29 | 杭州练链科技有限公司 | Intelligent blackboard eraser for campus classroom |
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Application publication date: 20211029 |