CN204472339U - Rotary blackboard brush - Google Patents
Rotary blackboard brush Download PDFInfo
- Publication number
- CN204472339U CN204472339U CN201520181912.3U CN201520181912U CN204472339U CN 204472339 U CN204472339 U CN 204472339U CN 201520181912 U CN201520181912 U CN 201520181912U CN 204472339 U CN204472339 U CN 204472339U
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- China
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- brush
- pore
- rotary blackboard
- blackboard brush
- rotary
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Abstract
A kind of rotary blackboard brush comprises body (1), turns brush (2) and pore (3), it is characterized in that, described turn of brush (2) is arranged on the bottom of body (1), the two ends of body (1) are stretched out in the outside turning brush (2), turn between brush (2) at two and be provided with pore (3), above described pore (3), be provided with dust hopper (4).Beneficial effect of the present invention is: rotary blackboard brush has and turns brush (2), and the writing not needing user to brandish arm back and forth during use to come on erasing blackboard, meanwhile, also with sprinkling and dust exhaust apparatus, effectively controls dust from flying.
Description
Technical field
The present invention relates to teaching field, be specially a kind of rotary blackboard brush.
Background technology
When classroom instruction, often need to use blackboard brush to erase the board, existing blackboard brush needs to brandish arm in use and brushes back and forth, makes dust from flying, as easy as rolling off a logly flies into lung, affects the health of user.Meanwhile, need larger strength owing to brandishing arm, and not easily that blackboard eraser is clean.
Summary of the invention
The object of the application is to provide a kind of rotary blackboard brush, to solve dust from flying when existing blackboard brush uses, not easily by problem clean for blackboard eraser.
In order to achieve the above object, the present invention is by the following technical solutions:
A kind of rotary blackboard brush comprises body (1), turns brush (2) and pore (3), it is characterized in that, described turn of brush (2) is arranged on the bottom of body (1), the two ends of body (1) are stretched out in the outside turning brush (2), turn between brush (2) at two and be provided with pore (3), above described pore (3), be provided with dust hopper (4).
Further, described dust hopper (4) is connected with air pump (5) by tracheae (6), by tracheae (6) by the outside of the air scavenge of filtration to blackboard brush.
Further, the upper end of described turn of brush (2) is provided with motor (8), is driven the rotation turning brush (2) by motor (8).
Further, the left side of described body (1) is provided with water receiver (9), and described water receiver (9) is brushed (2) by sparge pipe (7) and is connected with turning.
Further, be provided with air bag (10) above described water receiver (9), air bag (10) is arranged on the upper surface of body (1).
Further, the inner side of described body (1) is provided with lithium battery (11), and described lithium battery (11) is linked together by electric wire with air pump (5) and motor (8).
Beneficial effect of the present invention is: rotary blackboard brush has and turns brush (2), and the writing not needing user to brandish arm back and forth during use to come on erasing blackboard, meanwhile, also with sprinkling and dust exhaust apparatus, effectively controls dust from flying.
Accompanying drawing explanation
The bottom schematic view of Fig. 1 rotary blackboard brush
Fig. 2 is the cut-away view of rotary blackboard brush
Body 1; Turn brush 2; Pore 3; Dust hopper 4; Air pump 5; Tracheae 6; Sparge pipe 7; Motor 8; Water receiver 9; Air bag 10; Lithium battery 11.
Detailed description of the invention
As illustrated in fig. 1 and 2, rotary blackboard brush comprises body (1), turns brush (2) and pore (3), its transfer brush (2) is arranged on the bottom of body (1), the two ends of body (1) are stretched out in the outside turning brush (2), turn between brush (2) at two and be provided with pore (3), be used for turn dust that brush (2) is wiped to absorb.
Dust hopper (4) is provided with on pore (3), be used for collecting the dust entered from pore (3), dust hopper (4) is connected with air pump (5) by tracheae (6), by tracheae (6) by the outside of the air scavenge of filtration to blackboard brush.Lithium battery (11) is provided with in the inner side of body (1), for air pump (5) and motor (8) provide electric energy, the upper end turning brush (2) is provided with motor (8), is driven the rotation turning brush (2) by motor (8).Be provided with water receiver (9) in the left side of body (1), water receiver (9) is brushed (2) by sparge pipe (7) and is connected with turning, and is sprayed onto on blackboard by water by sparge pipe (7).Air bag (10) is provided with on water receiver (9), air bag (10) is arranged on the upper surface of body (1), air is pressed in water receiver (9) by air bag (10) by squeezing by user, thus controls the discharge of water.
Although schematically illustrating some specific embodiments to illustrate and describing the present invention above, and do not mean that the present invention is only confined to wherein each kind of details.On the contrary, the present invention's spirit can not be departed from the category being equivalent to claims and scope in various details, various amendment is made.
Claims (6)
1. a rotary blackboard brush comprises body (1), turns brush (2) and pore (3), it is characterized in that, described turn of brush (2) is arranged on the bottom of body (1), the two ends of body (1) are stretched out in the outside turning brush (2), turn between brush (2) at two and be provided with pore (3), above described pore (3), be provided with dust hopper (4).
2. rotary blackboard brush according to claim 1, it is characterized in that: described dust hopper (4) is connected with air pump (5) by tracheae (6), by tracheae (6) by the outside of the air scavenge of filtration to blackboard brush.
3. rotary blackboard brush according to claim 2, is characterized in that: the upper end of described turn of brush (2) is provided with motor (8), is driven the rotation turning brush (2) by motor (8).
4. rotary blackboard brush according to claim 3, it is characterized in that: the left side of described body (1) is provided with water receiver (9), described water receiver (9) is brushed (2) by sparge pipe (7) and is connected with turning.
5. rotary blackboard brush according to claim 4, is characterized in that: be provided with air bag (10) above described water receiver (9), air bag (10) is arranged on the upper surface of body (1).
6. rotary blackboard brush according to claim 5, it is characterized in that: the inner side of described body (1) is provided with lithium battery (11), described lithium battery (11) is linked together by electric wire with air pump (5) and motor (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520181912.3U CN204472339U (en) | 2015-03-27 | 2015-03-27 | Rotary blackboard brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520181912.3U CN204472339U (en) | 2015-03-27 | 2015-03-27 | Rotary blackboard brush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204472339U true CN204472339U (en) | 2015-07-15 |
Family
ID=53628121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520181912.3U Expired - Fee Related CN204472339U (en) | 2015-03-27 | 2015-03-27 | Rotary blackboard brush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204472339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415945A (en) * | 2015-12-07 | 2016-03-23 | 新昌县小将镇农业综合服务公司 | Detachable environment-friendly type blackboard eraser |
-
2015
- 2015-03-27 CN CN201520181912.3U patent/CN204472339U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415945A (en) * | 2015-12-07 | 2016-03-23 | 新昌县小将镇农业综合服务公司 | Detachable environment-friendly type blackboard eraser |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20160327 |