CN213891976U - Environment-friendly dust-absorbing blackboard eraser - Google Patents
Environment-friendly dust-absorbing blackboard eraser Download PDFInfo
- Publication number
- CN213891976U CN213891976U CN202022938900.4U CN202022938900U CN213891976U CN 213891976 U CN213891976 U CN 213891976U CN 202022938900 U CN202022938900 U CN 202022938900U CN 213891976 U CN213891976 U CN 213891976U
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- Prior art keywords
- dust
- blackboard eraser
- chamber
- absorbing
- dust collection
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- 239000000428 dust Substances 0.000 claims abstract description 102
- 238000001914 filtration Methods 0.000 claims abstract description 26
- 238000010521 absorption reaction Methods 0.000 claims description 26
- 230000007613 environmental effect Effects 0.000 claims description 8
- 230000005389 magnetism Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 8
- 238000010276 construction Methods 0.000 description 4
- 244000227633 Ocotea pretiosa Species 0.000 description 3
- 235000004263 Ocotea pretiosa Nutrition 0.000 description 3
- 206010061218 Inflammation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004054 inflammatory process 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
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
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Abstract
The utility model discloses an environment-friendly dust-absorbing blackboard eraser, which comprises a blackboard eraser body, a dust-absorbing cavity, a brush, dust-absorbing holes, a baffle, a dust-absorbing structure, a filtering structure, a dust-collecting box structure, a magnetic absorbing block and a fixed structure, wherein a motor, a storage battery and a control switch are electrically connected, the chalk dust can be well treated through the arrangement of the motor, a dust-absorbing fan, the control switch, the dust-absorbing cavity, the brush and the dust-absorbing holes, the environment pollution is prevented, the teaching environment quality of teachers and students is improved, the harm to the health of the teachers and the students is prevented, the blackboard eraser can be recycled through the arrangement of the storage battery and a charging port, the utilization rate of the blackboard eraser is improved, the resources are saved, the use cost is reduced, the filter screen is of a detachable structure, the dust-collecting box body is of a detachable structure, the chalk dust is convenient to clean, and the manpower and material resources are reduced, the practicability of the blackboard eraser is improved.
Description
Technical Field
The utility model relates to a blackboard eraser technical field specifically is an environmental protection dust absorption blackboard eraser.
Background
The blackboard is a very common teaching tool, and teachers can achieve the purpose of teaching students by writing teaching contents on the blackboard with chalk. Writing with a chalk can cause a lot of chalk dust, and when the blackboard eraser is used for erasing the blackboard, the chalk dust flies to pollute the environment and fall on bodies of teachers and students to stain clothes and hair and skin exposed outside. The dust cannot be effectively treated, so that the environment is polluted, and the influence on the health of teachers and students is immeasurable. Although the chalk is nontoxic, the inhalation of the respiratory tract easily causes inflammation, especially the contact of teachers and the chalk dust is too much
The existing blackboard eraser cannot well treat erased chalk dust in the using process, so that the environment can be polluted, the teaching environment quality is reduced, and certain harm can be caused to the physical health of teachers and students.
To above-mentioned problem, in order to carry out fine processing to the chalk dust, prevent the polluted environment, improve the quality of mr and student's teaching environment, prevent to cause harm to mr and student's healthy, conveniently clear up the chalk dust, alleviate manpower and materials, increase the practicality of device, can recycle, improve the utilization ratio of blackboard sassafras, resources are saved reduces use cost, the utility model provides an environmental protection dust absorption blackboard eraser.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an environmental protection dust absorption blackboard eraser, it can carry out fine processing to the chalk dust to have, prevent the polluted environment, improved the quality of mr and student's teaching environment, prevent to cause harm to mr and student's healthy, conveniently clear up the chalk dust, alleviateed manpower and materials, increased the practicality of blackboard eraser, can recycle, improved the utilization ratio of blackboard sassafras, resources are saved has reduced use cost's advantage, the problem among the background art has been solved.
In order to achieve the above object, the utility model provides a following technical scheme: an environment-friendly dust collection blackboard eraser comprises a blackboard eraser body, a dust collection cavity, a brush, dust collection holes, a baffle, a dust collection structure, a filter structure, a dust collection box structure, a magnetic attraction block and a fixed structure, wherein the dust collection cavity is arranged on one side of the inner cavity of the blackboard eraser body; the filtering structure comprises a filtering net, a fixing plate, a bolt, a clamping block and a clamping groove, wherein the fixing plate is arranged at one end of the filtering net, the clamping block is arranged at the other end of the filtering net, the filtering net is connected with the outer side wall of the blackboard eraser body through the fixing plate and the bolt, the clamping block and the clamping groove are matched in position and size, and the clamping groove is arranged in an inner cavity of the side wall of the baffle; the dust collection box structure comprises a dust collection box body, a pulley, a slide rail, a fixing groove and a first pull rod, one end of the dust collection box body is in contact with the inner wall of the blackboard eraser body, the other end of the dust collection box body is embedded in the side wall of the blackboard eraser body, the pulley is arranged at the bottom of the dust collection box body, the slide rail is arranged at the bottom of the inner cavity of the blackboard eraser body, the pulley and the slide rail are matched in position and size, the fixing groove is arranged in a groove in the bottom of one end of the dust collection box body, and the first pull rod is arranged on the side wall of the dust collection box body, which is far away from one end of the fixing groove.
Further, the filter screen is of a detachable structure.
Further, dust collection structure includes motor, dust absorption fan, places chamber, battery, the mouth and the control switch charge, and the top of motor and the interior wall connection at blackboard eraser body top, dust absorption fan is connected with the bottom of motor, places the chamber setting and keeps away from the inner chamber at dust absorption chamber one end top at blackboard eraser body, and the battery setting is placed in the inner chamber in chamber, and the mouth that charges sets up in the one side of placing the chamber, and control switch sets up the top that blackboard eraser body is close to and places chamber one end.
Further, the motor, the storage battery and the control switch are electrically connected.
Further, the fixed knot constructs including dead lever, smooth chamber, spout, slider, extension spring and second pull rod, and the one end of dead lever is run through and is set up in smooth chamber, and smooth chamber sets up in the inner chamber of blackboard eraser body bottom one end, and the spout setting is in the both sides in smooth chamber, and the slider setting is in the inner chamber of spout, and the slider is connected with the both sides wall of dead lever respectively, and the one end and the interior wall connection at spout top of extension spring, the other end and the slider of extension spring are connected, and the second pull rod sets up the bottom at the dead lever.
Furthermore, the size of the position between one end of the fixing rod, which is far away from the second pull rod, and the fixing groove is matched.
Further, the dust box body is of a detachable structure.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model provides an environmental protection dust absorption blackboard eraser, electric connection between motor and battery and the control switch, through the setting of motor, dust absorption fan, control switch, dust absorption chamber, brush and dust absorption hole, can carry out fine processing to the chalk dust, prevent the polluted environment, improved the quality of mr and student's teaching environment, prevent to cause harm to mr and student's healthy.
2. The utility model provides an environmental protection dust absorption blackboard eraser through the battery and the setting of the mouth that charges, can circulate the blackboard eraser and use, has improved the utilization ratio of blackboard sassafras, and resources are saved has reduced use cost.
3. The utility model provides an environmental protection dust absorption blackboard eraser, the filter screen is detachable construction, and the dust collection box body is detachable construction, and the convenience is cleared up the chalk dust, has alleviateed manpower and materials, has increased the practicality of blackboard eraser.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a structural schematic view of the dust collecting box of the present invention;
FIG. 3 is a schematic view of the fixing structure of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: the blackboard eraser comprises a blackboard eraser body 1, a dust suction cavity 2, a brush 3, a dust suction hole 4, a baffle 5, a dust suction structure 6, a motor 61, a dust suction fan 62, a placing cavity 63, a storage battery 64, a charging port 65, a control switch 66, a filtering structure 7, a filtering net 71, a fixing plate 72, a bolt 73, a clamping block 74, a clamping groove 75, a dust collection box structure 8, a dust collection box body 81, a pulley 82, a sliding rail 83, a fixing groove 84, a first pull rod 85, a magnetic suction block 9, a fixing structure 10, a fixing rod 101, a sliding cavity 102, a sliding groove 103, a sliding block 104, a tension spring 105 and a second pull rod 106.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, an environment-friendly dust-absorbing blackboard eraser comprises a blackboard eraser body 1, a dust-absorbing chamber 2, a brush 3, a dust-absorbing hole 4, a baffle 5, a dust-absorbing structure 6, a filtering structure 7, a dust-collecting box structure 8, a magnetic block 9 and a fixing structure 10, wherein the dust-absorbing chamber 2 is arranged at one side of the inner chamber of the blackboard eraser body 1, the brush 3 and the dust-absorbing hole 4 are both arranged at one side of the dust-absorbing chamber 2, the brush 3 and the dust-absorbing hole 4 are alternately arranged, the baffle 5 is arranged in the dust-absorbing chamber 2, the top of the baffle 5 is connected with the inner wall of the top of the blackboard eraser body 1, the dust-absorbing structure 6 is arranged at the top of the inner chamber of the blackboard eraser body 1, the filtering structure 7 is arranged at the lower end of the dust-absorbing structure 6, the dust-collecting box structure 8 is arranged at the lower end of the filtering structure 7, the magnetic block 9 is arranged at the middle part of the side wall of the blackboard eraser body 1 far away from the dust-absorbing chamber 2, the fixing structure 10 is arranged in the inner chamber at one end of the bottom of the blackboard eraser body 1, the dust collection structure 6 comprises a motor 61, a dust collection fan 62, a placement cavity 63, a storage battery 64, a charging port 65 and a control switch 66, the top of the motor 61 is connected with the inner wall of the top of the blackboard eraser body 1, the dust collection fan 62 is connected with the bottom of the motor 61, the placement cavity 63 is arranged in the inner cavity of the top of one end, far away from the dust collection cavity 2, of the blackboard eraser body 1, the storage battery 64 is arranged in the inner cavity of the placement cavity 63, the charging port 65 is arranged on one side of the placement cavity 63, the control switch 66 is arranged on the top of one end, close to the placement cavity 63, of the blackboard eraser body 1, the motor 61, the storage battery 64 and the control switch 66 are electrically connected, chalk dust can be well treated through the arrangement of the motor 61, the dust collection fan 62, the control switch 66, the dust collection cavity 2, a brush 3 and a dust collection hole 4, the environment pollution is prevented, the quality of teachers and students in teaching environments is improved, harm to the health of the teachers and students is prevented, the blackboard eraser can be recycled through the arrangement of the storage battery 64 and the charging port 65, the utilization rate of blackboard eraser is improved, resources are saved, and the use cost is reduced, the filtering structure 7 comprises a filtering net 71, a fixing plate 72, a bolt 73, a fixture block 74 and a clamping groove 75, the fixing plate 72 is arranged at one end of the filtering net 71, the fixture block 74 is arranged at the other end of the filtering net 71, the filtering net 71 is connected with the outer side wall of the blackboard eraser body 1 through the fixing plate 72 and the bolt 73, the position size between the fixture block 74 and the clamping groove 75 is matched, the clamping groove 75 is arranged in an inner cavity of the side wall of the baffle 5, the filtering net 71 is of a detachable structure, the dust collection box structure 8 comprises a dust collection box body 81, a pulley 82, a sliding rail 83, a fixing groove 84 and a first pull rod 85, one end of the dust collection box body 81 is in contact with the inner wall of the blackboard eraser body 1, the other end of the dust collection box body 81 is embedded in the side wall of the blackboard eraser body 1, the pulley 82 is arranged at the bottom of the dust box body 81, the slide rail 83 is arranged at the bottom of the inner cavity of the blackboard eraser body 1, the position between the pulley 82 and the slide rail 83 is matched, the fixing groove 84 is arranged in a groove at the bottom of one end of the dust box body 81, the first pull rod 85 is arranged on the side wall of one end of the dust box body 81 far away from the fixing groove 84, the fixing structure 10 comprises a fixing rod 101, a sliding cavity 102, a sliding groove 103, a sliding block 104, a tension spring 105 and a second pull rod 106, one end of the fixing rod 101 is arranged in the sliding cavity 102 in a penetrating manner, the sliding cavity 102 is arranged in the inner cavity at one end of the bottom of the blackboard eraser body 1, the sliding grooves 103 are arranged at two sides of the sliding cavity 102, the sliding block 104 is arranged in the inner cavity of the sliding groove 103, the sliding block 104 is respectively connected with two side walls of the fixing rod 101, one end of the tension spring 105 is connected with the inner wall at the top of the sliding groove 103, the other end of the tension spring 105 is connected with the sliding block 104, the second pull rod 106 is arranged at the bottom of the fixing rod 101, the fixing rod 101 is far away from the position between one end of the second pull rod 106 and the fixing groove 84, the size of the position is matched, the dust collection box body 81 is of a detachable structure, chalk dust is conveniently cleaned, manpower and material resources are reduced, and the practicability of the blackboard eraser is improved.
In summary, the following steps: the utility model provides an environmental protection dust absorption blackboard eraser, including blackboard eraser body 1, dust absorption chamber 2, brush 3, dust absorption hole 4, baffle 5, dust absorption structure 6, filtration 7, dust collection box structure 8, magnetism piece 9 and fixed knot construct 10, electric connection between motor 61 and battery 64 and control switch 66, through the setting of motor 61, dust absorption fan 62, control switch 66, dust absorption chamber 2, brush 3 and dust absorption hole 4, can carry out fine processing to the chalk dust, prevent the polluted environment, improve the quality of teacher's and student's teaching environment, prevent to cause harm to teacher's and student's health, through the setting of battery 64 and charging mouth 65, can recycle blackboard eraser's utilization ratio, resources are saved, use cost is reduced, filter screen 71 is detachable construction, dust collection box body 81 is detachable construction, the chalk dust can be conveniently cleaned, manpower and material resources are reduced, and the practicability of the blackboard eraser is improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides an environmental protection dust absorption blackboard eraser, includes blackboard eraser body (1), dust absorption chamber (2), brush (3), dust absorption hole (4), baffle (5), dust collection structure (6), filtration (7), dust collection box structure (8), magnetism piece (9) and fixed knot construct (10), its characterized in that are inhaled: the dust suction cavity (2) is arranged at one side of the inner cavity of the blackboard eraser body (1), the hairbrush (3) and the dust suction hole (4) are both arranged at one side of the dust suction cavity (2), the brushes (3) and the dust suction holes (4) are arranged in a staggered way, the baffle plates (5) are arranged in the dust suction cavity (2), the top of the baffle (5) is connected with the inner wall of the top of the blackboard eraser body (1), the dust collection structure (6) is arranged at the top of the inner cavity of the blackboard eraser body (1), the filtering structure (7) is arranged at the lower end of the dust absorption structure (6), the dust collection box structure (8) is arranged at the lower end of the filtering structure (7), the magnetic attraction block (9) is arranged in the middle of the side wall of the blackboard eraser body (1) far away from the dust suction cavity (2), the fixed structure (10) is arranged in an inner cavity at one end of the bottom of the blackboard eraser body (1); the filtering structure (7) comprises a filtering net (71), a fixing plate (72), a bolt (73), a clamping block (74) and a clamping groove (75), the fixing plate (72) is arranged at one end of the filtering net (71), the clamping block (74) is arranged at the other end of the filtering net (71), the filtering net (71) is connected with the outer side wall of the blackboard eraser body (1) through the fixing plate (72) and the bolt (73), the clamping block (74) is matched with the clamping groove (75) in position and size, and the clamping groove (75) is arranged in an inner cavity of the side wall of the baffle (5); the dust collection box structure (8) comprises a dust collection box body (81), a pulley (82), a sliding rail (83), a fixing groove (84) and a first pull rod (85), one end of the dust collection box body (81) is in contact with the inner wall of the blackboard eraser body (1), the other end of the dust collection box body (81) is embedded in the side wall of the blackboard eraser body (1), the pulley (82) is arranged at the bottom of the dust collection box body (81), the sliding rail (83) is arranged at the bottom of the inner cavity of the blackboard eraser body (1), the position between the pulley (82) and the sliding rail (83) is matched in size, the fixing groove (84) is arranged in a groove at the bottom of one end of the dust collection box body (81), and the first pull rod (85) is arranged on the side wall, far away from one end of the fixing groove (84), of the dust collection box body (81).
2. The environment-friendly dust-absorbing blackboard eraser according to claim 1, wherein: the filter screen (71) is of a detachable structure.
3. The environment-friendly dust-absorbing blackboard eraser according to claim 1, wherein: dust collection structure (6) include motor (61), dust absorption fan (62), place chamber (63), battery (64), charge mouth (65) and control switch (66), the top of motor (61) with the interior wall connection at blackboard eraser body (1) top, dust absorption fan (62) with the bottom of motor (61) is connected, it sets up to place chamber (63) blackboard eraser body (1) is kept away from in the inner chamber at dust absorption chamber (2) one end top, battery (64) set up place in the inner chamber of chamber (63), charge mouth (65) set up place the one side in chamber (63), control switch (66) set up blackboard eraser body (1) is close to place the top of chamber (63) one end.
4. The environment-friendly dust-absorbing blackboard eraser according to claim 3, wherein: the motor (61) and the storage battery (64) are electrically connected with the control switch (66).
5. The environment-friendly dust-absorbing blackboard eraser according to claim 1, wherein: fixed knot constructs (10) and includes dead lever (101), smooth chamber (102), spout (103), slider (104), extension spring (105) and second pull rod (106), the one end of dead lever (101) is run through the setting and is in smooth chamber (102), smooth chamber (102) set up in the inner chamber of blackboard eraser body (1) bottom one end, spout (103) set up the both sides of smooth chamber (102), slider (104) set up in the inner chamber of spout (103), just slider (104) respectively with the both sides wall of dead lever (101) is connected, the one end of extension spring (105) with the inner wall at spout (103) top is connected, the other end of extension spring (105) with slider (104) are connected, second pull rod (106) set up the bottom of dead lever (101).
6. The environment-friendly dust-absorbing blackboard eraser according to claim 5, wherein: one end of the fixing rod (101) far away from the second pull rod (106) is matched with the position between the fixing grooves (84) in size.
7. The environment-friendly dust-absorbing blackboard eraser according to claim 1, wherein: the dust collection box body (81) is of a detachable structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022938900.4U CN213891976U (en) | 2020-12-11 | 2020-12-11 | Environment-friendly dust-absorbing blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022938900.4U CN213891976U (en) | 2020-12-11 | 2020-12-11 | Environment-friendly dust-absorbing blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213891976U true CN213891976U (en) | 2021-08-06 |
Family
ID=77101943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022938900.4U Expired - Fee Related CN213891976U (en) | 2020-12-11 | 2020-12-11 | Environment-friendly dust-absorbing blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213891976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115320275A (en) * | 2022-08-29 | 2022-11-11 | 刘耕 | Blackboard chalk groove |
-
2020
- 2020-12-11 CN CN202022938900.4U patent/CN213891976U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115320275A (en) * | 2022-08-29 | 2022-11-11 | 刘耕 | Blackboard chalk groove |
| CN115320275B (en) * | 2022-08-29 | 2023-12-29 | 刘耕 | Blackboard chalk groove |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210806 |