CN203172295U - Detachable blackboard eraser - Google Patents
Detachable blackboard eraser Download PDFInfo
- Publication number
- CN203172295U CN203172295U CN 201320016678 CN201320016678U CN203172295U CN 203172295 U CN203172295 U CN 203172295U CN 201320016678 CN201320016678 CN 201320016678 CN 201320016678 U CN201320016678 U CN 201320016678U CN 203172295 U CN203172295 U CN 203172295U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- rotating shaft
- hairbrush
- detachable
- chassis body
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a detachable blackboard eraser which is characterized by comprising a supporting framework, a hair brush and a rotary shaft. The hair brush is arranged on the rotary shaft and can revolve around the rotary shaft, and the rotary shaft is detachably arranged on the supporting frame. The detachable blackboard eraser is simple in structure, convenient to assemble and disassemble, convenient to wash, convenient to operate, low in cost and high in efficiency.
Description
Technical field
The utility model relates to mechanical manufacturing field, particularly a kind of detachable blackboard eraser.
Background technology
The blackboard eraser that each teacher of middle and primary schools employed blackboard eraser on the classroom, great majority still have simple wiping board and felt to constitute.When using it that the chalk writing on the blackboard is wiped, can cause dust to fly upward everywhere, stain academics and students's article such as clothing, desk, books, have a strong impact on teacher's environmental sanitation, bring no small harm for the health of Faculty and Students.In order to solve above-mentioned dust problem, people attempt to design a kind of blackboard eraser of dust-collecting type, but it makes up too much, complex manufacturing, needs to be equipped with battery, and not only its use cost is high, and its pick-up performance also can't guarantee when the electric weight deficiency.
The utility model content
In order to overcome at least one problem that exists in the prior art, for example wiping blackboard structure of the prior art is too complicated, and manufacture difficulty is big, and the high problem of cost, the utility model proposes a kind of simple in structure and be convenient to the blackboard eraser dismantling and clean.
To achieve these goals, the utility model proposes a kind of detachable blackboard eraser, comprise support frame, hairbrush and rotating shaft, described hairbrush is arranged in the described rotating shaft and can rotates around described rotating shaft, and described rotating shaft is dismountable to be arranged on the described support frame.
Optionally, described hairbrush is the circular shaft hairbrush.
Optionally, the described rotating shaft rotating shaft that is described circular shaft hairbrush.
Optionally, described support frame comprises chassis body and top cover, and described top cover is overlying on the described chassis body.
Optionally, be provided with the groove of the end that holds described rotating shaft in the described chassis body.
Optionally, described top cover is provided with the pin that at least one is used for fixing described hairbrush towards the one side of described chassis body.
Optionally, described chassis body is provided with an opening that passes through for described hairbrush.
The beneficial effect of the detachable blackboard eraser of the utility model mainly shows: the detachable wiping blackboard structure of the utility model is simple, easy to use, efficient is high and reliable and stable, and in addition, structural design of the present utility model is ingenious, is easy to dismounting and cleans.
Description of drawings
Fig. 1 is the structural representation of the detachable blackboard eraser of the utility model.
Fig. 2 and Fig. 3 are the broken away view of the detachable blackboard eraser of the utility model.
Fig. 4 is hairbrush and the pivot structure schematic diagram of the detachable blackboard eraser of the utility model.
The specific embodiment
The utility model will be further described to accompanying drawing 4 below in conjunction with embodiment and accompanying drawing 1.
The utility model proposes a kind of detachable blackboard eraser, comprise support frame, hairbrush 2 and rotating shaft 6, described hairbrush 2 is arranged in the described rotating shaft 6 and can rotates around described rotating shaft 6, described rotating shaft 6 dismountable being arranged on the described support frame, described hairbrush 2 is the circular shaft hairbrush, described rotating shaft 6 is the rotating shaft of described circular shaft hairbrush 2, described support frame comprises chassis body 3 and top cover 1, described top cover 1 is overlying on the described chassis body 3, be provided with the groove 4 of the end that holds described rotating shaft 6 in the described chassis body 3, described top cover 1 is provided with the pin 5 that at least one is used for fixing described hairbrush 2 towards the one side of described chassis body 3, and described chassis body 3 is provided with an opening that supplies described hairbrush 2 to pass through.
The present invention has overcome the deficiencies in the prior art, and a kind of blackboard eraser of efficient absorption dust is provided.Overcome existing wiping blackboard structure complexity, dismounting difficulty, cleaned inconvenient shortcoming, and the present invention has only six basic parts to form, therefore simple in structure clear, easy accessibility, so it is more convenient to clean, while is easy to operate, cost is low, efficient is high, has good value for applications.
Though the utility model discloses as above with preferred embodiment, so it is not in order to limit the utility model.Have in the technical field under the utility model and know the knowledgeable usually, in not breaking away from spirit and scope of the present utility model, when being used for a variety of modifications and variations.Therefore, protection domain of the present utility model is as the criterion when looking claims person of defining.
Claims (7)
1. a detachable blackboard eraser is characterized in that, comprises support frame, hairbrush and rotating shaft, and described hairbrush is arranged in the described rotating shaft and can rotates around described rotating shaft, and described rotating shaft is dismountable to be arranged on the described support frame.
2. detachable blackboard eraser according to claim 1, it is characterized in that: described hairbrush is the circular shaft hairbrush.
3. detachable blackboard eraser according to claim 2, it is characterized in that: described rotating shaft is the rotating shaft of described circular shaft hairbrush.
4. detachable blackboard eraser according to claim 1, it is characterized in that: described support frame comprises chassis body and top cover, described top cover is overlying on the described chassis body.
5. detachable blackboard eraser according to claim 4 is characterized in that: the groove that is provided with the end that holds described rotating shaft in the described chassis body.
6. detachable blackboard eraser according to claim 4 is characterized in that: described top cover is provided with the pin that at least one is used for fixing described hairbrush towards the one side of described chassis body.
7. detachable blackboard eraser according to claim 4 is characterized in that: described chassis body is provided with an opening that passes through for described hairbrush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320016678 CN203172295U (en) | 2013-01-11 | 2013-01-11 | Detachable blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320016678 CN203172295U (en) | 2013-01-11 | 2013-01-11 | Detachable blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203172295U true CN203172295U (en) | 2013-09-04 |
Family
ID=49069042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320016678 Expired - Fee Related CN203172295U (en) | 2013-01-11 | 2013-01-11 | Detachable blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203172295U (en) |
-
2013
- 2013-01-11 CN CN 201320016678 patent/CN203172295U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20160111 |