CN211222789U - Self-cleaning blackboard eraser - Google Patents
Self-cleaning blackboard eraser Download PDFInfo
- Publication number
- CN211222789U CN211222789U CN201922321086.9U CN201922321086U CN211222789U CN 211222789 U CN211222789 U CN 211222789U CN 201922321086 U CN201922321086 U CN 201922321086U CN 211222789 U CN211222789 U CN 211222789U
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- CN
- China
- Prior art keywords
- eraser
- self
- blackboard eraser
- sponge
- housing
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Abstract
The utility model discloses an automatically cleaning blackboard eraser, include: the shell body comprises a first shell body and a detachable cover, the second shell body is arranged on the first shell body, the wiping body structure is detachably arranged at the bottom of the second shell body, and the dust collecting structure is detachably arranged on the first shell body and corresponds to the wiping body structure. The utility model provides a self-cleaning blackboard eraser aims at solving prior art, and the blackboard eraser after using often remains the chalk dust, neither does not benefit to next use, also does not benefit to the clean sanitary problem of blackboard eraser self.
Description
Technical Field
The utility model relates to a teaching aid technical field, in particular to automatically cleaning blackboard eraser.
Background
The blackboard eraser is a necessary tool for classroom teaching, a large amount of dust can be generated when the blackboard eraser is used in a class at present, and part of generated dust is adsorbed on hands and clothes of a user, so that the user is full of the dust, and the other part of the generated dust is scattered in the air, thereby bringing adverse effects to teachers and students and threatening the physical health of the teachers and the students. Chalk dust is often remained in the used blackboard eraser, which is not beneficial to the next use and the cleanness and sanitation of the blackboard eraser.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a self-cleaning blackboard eraser aims at solving prior art, and the blackboard eraser after using often remains the chalk dust, neither does not benefit to next use, also does not benefit to the clean sanitary problem of blackboard eraser self.
In order to achieve the above object, the utility model provides a self-cleaning blackboard eraser, include:
the outer shell comprises a first shell and a second shell detachably covered on the first shell;
the wiping body structure is detachably arranged at the bottom of the second shell; and
and the dust collecting structure is detachably arranged on the first shell and is correspondingly matched with the wiping body structure.
Optionally, the dust collecting structure includes a dust collecting sponge disposed on the first housing, and the dust collecting sponge corresponds to the wiping body structure up and down.
Optionally, the wiper structure includes a wiper main body disposed at the bottom of the second housing, and a wiper structure disposed on an end surface of the wiper main body, and the wiper structure corresponds to the dust collecting structure.
Optionally, the wiper body structure comprises a detachable connecting structure for connecting the brush structure and the wiper body main body;
the detachable connecting structure comprises a sub hair buckle arranged on the end face of the eraser body main body and a female hair buckle arranged on the end face of the hair eraser structure, and the female hair buckle is detachably connected with the sub hair buckle;
or the detachable connecting structure comprises a female hair buckle arranged on the end face of the wiping body main body and a male hair buckle arranged on the end face of the hair wiping structure, and the female hair buckle is detachably connected with the male hair buckle.
Optionally, the brush structure includes at least two brush bodies spaced at the bottom of the brush body main body, and a brush slot is formed between two adjacent brush bodies.
Optionally, the dust collection sponge comprises a sponge main body arranged on the first shell and a sponge clamping protrusion arranged on the sponge main body in a protruding manner, and the sponge clamping protrusion is correspondingly matched with the hair wiper clamping groove.
Optionally, the sponge main body is covered outside the first shell; or the sponge main body is covered on the top of the first shell.
Optionally, the self-cleaning blackboard eraser further comprises a dust collection box, and the first housing and the dust collection structure are both located in the dust collection box.
Optionally, when the second housing is placed on the first housing, the second housing and the wiper structure are both accommodated in the dust collecting box.
Optionally, the self-cleaning blackboard eraser further comprises a magnetic body arranged at the top of the second shell.
The utility model provides an among the technical scheme, automatically cleaning blackboard eraser includes the shell body, wipes body structure and dust collecting structure. Compared with the blackboard eraser in the prior art, chalk dust always remains on the eraser body after the blackboard eraser is used, which not only influences the health of teachers and students, but also is not beneficial to the next use of the blackboard eraser. The utility model discloses in, the dust collection structure can be collected its remaining chalk dust after the blackboard eraser finishes using, effectively restraines the chalk dust in the remaining of blackboard eraser, plays the automatically cleaning effect. The self-cleaning blackboard eraser can guarantee the cleaning degree of the self-cleaning blackboard eraser for a long time, which is not only beneficial to the health of teachers and students, but also brings great benefits to the teaching process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic sketch of a three-dimensional structure of a self-cleaning blackboard eraser according to an embodiment of the present invention;
fig. 2 is a schematic sketch of a three-dimensional disassembled structure of the self-cleaning blackboard eraser in fig. 1 according to the embodiment of the present invention.
Description of the reference numerals
| Reference numerals | Name (R) | Reference numerals | Name (R) |
| 1000 | Self- |
220 | |
| 100 | |
221 | |
| 110 | |
222 | |
| 120 | |
300 | |
| 130 | |
310 | |
| 200 | |
311 | Sponge |
| 210 | Wiping body |
312 | Sponge card convex |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The blackboard eraser is a necessary tool for classroom teaching, a large amount of dust can be generated when the blackboard eraser is used in a class at present, and part of generated dust is adsorbed on hands and clothes of a user, so that the user is full of the dust, and the other part of the generated dust is scattered in the air, thereby bringing adverse effects to teachers and students and threatening the physical health of the teachers and the students. Chalk dust is often remained in the used blackboard eraser, which is not beneficial to the next use and the cleanness and sanitation of the blackboard eraser.
In view of this, the present invention provides a self-cleaning blackboard eraser 1000, the self-cleaning blackboard eraser 1000 comprises a housing body 100, an eraser body structure 200 and a dust collecting structure 300. The outer casing 100 includes a first casing 110 and a second casing 120 detachably covering the first casing 110, the wiper structure 200 is detachably mounted at the bottom of the second casing 120, and the dust collecting structure 300 is detachably mounted on the first casing 110 and correspondingly cooperates with the wiper structure 200. In the attached drawings of this specification, fig. 1 is a schematic sketch of a three-dimensional structure of the self-cleaning blackboard eraser according to an embodiment of the present invention, and fig. 2 is a schematic sketch of a three-dimensional disassembly structure of the self-cleaning blackboard eraser according to an embodiment of the present invention in fig. 1.
As mentioned above, the self-cleaning blackboard eraser 1000 includes the outer case 100, the eraser body structure 200, and the dust collecting structure 300. Specifically, referring to fig. 1 and 2, the dust collecting structure 300 includes a dust collecting sponge 310 disposed on the first housing 110, and the dust collecting sponge 310 corresponds to the wiper structure 200 up and down. It should be noted that the eraser structure 200 of the self-cleaning blackboard eraser 1000 may be in close contact with the dust collection sponge 310 up and down when not in use. The dust collection sponge 310 contains a cleaning solution, chalk dust remains in the used eraser structure 200, at this time, the eraser structure 200 can be in close contact with the dust collection sponge 310, and the chalk dust remaining on the eraser structure 200 can be easily absorbed by the dust collection sponge 310, so that the effect of cleaning the eraser structure 200 is achieved.
Further, referring to fig. 1 and 2, the wiper structure 200 includes a wiper body 210 installed at the bottom of the second housing 120, and a bristle structure 220 provided on an end surface of the wiper body 210, the bristle structure 220 corresponding to the dust collecting structure 300. It should be noted that the eraser structure 220 disposed on the end face of the eraser body 210 is the main part of the blackboard eraser, and therefore, this is also the key part that needs to be cleaned, and therefore, in this technical solution, the eraser structure 220 and the dust collecting structure 300 are disposed correspondingly, so that a better cleaning effect can be achieved.
Furthermore, the eraser structure 200 includes a detachable connecting structure for connecting the brush structure 220 and the eraser body 210, and the detachable connecting structure may be provided in many ways without departing from the essential contents of the present invention. Can be as follows: the detachable connecting structure comprises a sub hair buckle arranged on the end surface of the wiping body main body 210 and a mother hair buckle arranged on the end surface of the hair wiping structure 220, and the mother hair buckle and the sub hair buckle are detachably connected. It should be noted that the primary and secondary hair buckles may adopt a hook and loop fastener structure, also known as a "hook and loop fastener". Is convenient to disassemble and replace and is also beneficial to cleaning. It should be noted that the female hair clasp and the male hair clasp cooperate to form a hook and loop structure, so as to achieve the detachable connection of the hair wiper and the wiper body main body 210. The female hair clasp and the sub hair clasp can be matched with each other to complete the function of detachable connection without limiting the arrangement position, and the position of the female hair clasp and the position of the sub hair clasp can be interchanged without affecting the realization of the function. There is another setting as follows: the detachable connecting structure comprises a female hair buckle arranged on the end surface of the eraser body main body 210 and a male hair buckle arranged on the end surface of the hair eraser structure 220, and the female hair buckle and the male hair buckle are detachably connected.
Specifically, referring to fig. 2, the hair brush structure 220 includes at least two hair brush bodies 221 spaced at the bottom of the brush body 210, and a hair brush slot 222 is formed between two adjacent hair brush bodies 221. The two bristle bodies 221 enable greater cleaning capability of the bristle structure 220 and may form a bristle engaging groove 222. Furthermore, the dust collecting sponge 310 includes a sponge main body 311 disposed on the first housing 110, and a sponge protrusion 312 protruding from the sponge main body 311, wherein the sponge protrusion 312 is correspondingly engaged with the brush slot 222. It should be further noted that the sponge clamping protrusion 312 is matched with the sponge clamping groove 222, so that the combination between the sponge body 221 and the sponge body 311 is tighter, and the chalk dust removing device is more helpful for removing the residual chalk dust. Also, the sponge body 311 may be covered outside the first housing 110, or the sponge body 311 may be covered on the top of the first housing 110.
Also, the self-cleaning blackboard eraser 1000 may further include a dust collection box in which the first housing 110 and the dust collection structure 300 are located. The dust collecting box can contain all the first shell 110 and the dust collecting structure 300 to play a certain protection role, and can also contain chalk dust to prevent the flying of the chalk dust from polluting teaching environment. Further, when the second housing 120 is placed on the first housing 110, the second housing 120 and the wiper structure 200 are both accommodated in the dust box. The dust collecting box can contain the first shell 110, the second shell 120, the eraser structure 200 and the dust collecting structure 300, not only has a protection effect, but also can enable the self-cleaning blackboard eraser 1000 to be neat in appearance, convenient to store and attractive.
The blackboard eraser is indispensable in the teaching process as the teaching aid that teaching in-process was used commonly, especially when writing on the blackboard, when involving needs frequently to revise, the teacher often needs to hold the blackboard eraser with one hand by holding the chalk, causes the inconvenience in the teaching process. In order to avoid such a problem, referring to fig. 1 and 2, the self-cleaning blackboard eraser 1000 may further include a magnetic body 130 disposed at the top of the second housing 120, where the magnetic body 130 is used to attach the dust-proof blackboard eraser to a blackboard for easy storage, which is more beneficial to the teaching process.
The utility model provides an among the technical scheme, automatically cleaning blackboard eraser 1000 includes shell body 100, wipes body structure 200 and dust collecting structure 300. Compared with the blackboard eraser in the prior art, chalk dust always remains on the eraser body after the blackboard eraser is used, which not only influences the health of teachers and students, but also is not beneficial to the next use of the blackboard eraser. The utility model discloses in, dust collecting structure 300 can be collected its remaining chalk dust after the blackboard eraser finishes using, effectively suppresses the chalk dust in the remaining of blackboard eraser, plays the automatically cleaning effect. The self-cleaning blackboard eraser 1000 can guarantee the cleaning degree of the self-cleaning blackboard eraser for a long time, which is not only beneficial to the health of teachers and students, but also brings great benefits to the teaching process.
The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (10)
1. A self-cleaning blackboard eraser, comprising:
the outer shell comprises a first shell and a second shell detachably covered on the first shell;
the wiping body structure is detachably arranged at the bottom of the second shell; and
and the dust collecting structure is detachably arranged on the first shell and is correspondingly matched with the wiping body structure.
2. The self-cleaning blackboard eraser of claim 1, wherein the dust collection structure comprises a dust collection sponge disposed on the first housing, the dust collection sponge corresponding up and down to the eraser structure.
3. The self-cleaning blackboard eraser of claim 2, wherein the eraser body structure comprises an eraser body disposed at the bottom of the second housing, and a bristle structure disposed on an end surface of the eraser body, the bristle structure corresponding to the dust collecting structure.
4. The self-cleaning blackboard eraser of claim 3, wherein the eraser body structure comprises a detachable connecting structure connecting the bristle eraser structure and the eraser body;
the detachable connecting structure comprises a sub hair buckle arranged on the end face of the eraser body main body and a female hair buckle arranged on the end face of the hair eraser structure, and the female hair buckle is detachably connected with the sub hair buckle;
or the detachable connecting structure comprises a female hair buckle arranged on the end face of the wiping body main body and a male hair buckle arranged on the end face of the hair wiping structure, and the female hair buckle is detachably connected with the male hair buckle.
5. The self-cleaning blackboard eraser according to claim 3, wherein the brush structure comprises at least two brush bodies spaced at the bottom of the eraser body, and a brush slot is formed between two adjacent brush bodies.
6. The self-cleaning blackboard eraser of claim 5, wherein the dust collection sponge comprises a sponge body disposed on the first housing, and a sponge protrusion protruding from the sponge body, wherein the sponge protrusion is correspondingly engaged with the eraser slot.
7. The self-cleaning blackboard eraser of claim 6, wherein the sponge body is covered outside the first housing;
or the sponge main body is covered on the top of the first shell.
8. The self-cleaning blackboard eraser of claim 1, wherein the self-cleaning blackboard eraser further comprises a dust collection box, the first housing and the dust collection structure being located in the dust collection box.
9. The self-cleaning blackboard eraser of claim 8, wherein when said second housing is placed on said first housing, both said second housing and said eraser structure are received in said dust collection container.
10. The self-cleaning blackboard eraser of claim 1, further comprising a magnetic body disposed on top of the second housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922321086.9U CN211222789U (en) | 2019-12-20 | 2019-12-20 | Self-cleaning blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922321086.9U CN211222789U (en) | 2019-12-20 | 2019-12-20 | Self-cleaning blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211222789U true CN211222789U (en) | 2020-08-11 |
Family
ID=71925310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922321086.9U Expired - Fee Related CN211222789U (en) | 2019-12-20 | 2019-12-20 | Self-cleaning blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211222789U (en) |
-
2019
- 2019-12-20 CN CN201922321086.9U patent/CN211222789U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 Termination date: 20201220 |