CN204977993U - Telescopic eraser - Google Patents
Telescopic eraser Download PDFInfo
- Publication number
- CN204977993U CN204977993U CN201520515474.XU CN201520515474U CN204977993U CN 204977993 U CN204977993 U CN 204977993U CN 201520515474 U CN201520515474 U CN 201520515474U CN 204977993 U CN204977993 U CN 204977993U
- Authority
- CN
- China
- Prior art keywords
- pen
- write
- extension pipe
- round brush
- brush
- 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
Links
Abstract
The utility model discloses a telescopic eraser, including the hold a writing brush or pen -write, the hold a writing brush or pen -write is equipped with the coil, and the coil passes through the buckle with the hold a writing brush or pen -write to be connected, and the control tube passes through threaded connection with the coil, the tip of control tube is equipped with the round brush, and the outer peripheral face of round brush is equipped with the brush hair, and the round brush passes through the end connection of guiding axle and control tube, and the round brush is connected through first catch with one side of guiding axle, and the opposite side of round brush and guiding axle passes through the second catch and is connected, the second catch is the same with the shape size of first catch, the axial position that the guiding axle was installed at the round brush. The utility model discloses the convenience realizes scrubbing on the blackboard, has improved the efficiency of wasing the blackboard greatly.
Description
Technical field
The utility model relates to a kind of blackboard eraser, is specifically related to a kind of Telescopic blackboard eraser.
Background technology
Blackboard eraser is used as power with four motor, wherein two motor are contained on a large framework same with blackboard, and make a crossbeam move up and down by decelerator, two other motor makes the soft blanket of a row move in a circle, and wipes the chalk writing on blackboard by it.User's button press has platoon leader's box groove to cover and removes soft blanket and dust, as long as can make its dynamic and stopping.Each soft blanket both can be close to blackboard, also can not be close to blackboard.The box groove that one long is had outside row's crossbeam.So, when we need to erase the board, just without the need to artificial with blackboard eraser, but can gauge tap, the place that making it move to us needs starts to wipe chalk writing automatically, so just brings many convenient parts to user.The existing blackboard eraser efficiency that erases the board is low.
Summary of the invention
For the deficiency that prior art exists, the utility model provide a kind of can by the rotation of coil can control to adjust pipe along hold a writing brush or pen-write realize regulate, thus conveniently the height of round brush is regulated, round brush can realize rotating around the axis of guide, thus conveniently realize scrubbing on blackboard, substantially increase the Telescopic blackboard eraser of the efficiency of cleaning blackboard.
To achieve these goals, the utility model realizes by the following technical solutions:
A kind of Telescopic blackboard eraser, comprises and holding a writing brush or pen-write, hold a writing brush or pen-write as tubular structure, hold a writing brush or pen-write and be provided with coil, and coil to be connected by buckle with holding a writing brush or pen-write, and the inner surface of coil is provided with internal thread, and the outer surface of adjustable pipe is provided with external screw thread, and adjustable pipe and coil are threaded connection; The lower end of adjustable pipe is provided with the first extension pipe, and the first extension pipe is connected by the first nipple with adjustable pipe; First extension pipe and the first nipple are threaded connection, adjustable pipe and the first nipple are threaded connection, the lower end of the first extension pipe is provided with the second extension pipe, second extension pipe is connected with the first extension pipe by the second nipple, second extension pipe and the second nipple are threaded connection, and the first extension pipe and the second nipple are threaded connection; The end of adjustable pipe is provided with round brush, and the outer peripheral face of round brush is provided with bristle, and round brush is connected with the end of adjustable pipe by the axis of guide, and round brush is connected by the first lock ring with the side of the axis of guide, and round brush is connected by the second lock ring with the opposite side of the axis of guide; Second lock ring is identical with the shape size of the first lock ring; The axis of guide is arranged on the axial location of round brush.
Further, the outer surface held a writing brush or pen-write described in is provided with anti-slip veins.
Further, the outer surface held a writing brush or pen-write described in is provided with fluorescence coating.
Further, the outer surface of described first extension pipe is provided with anti-slip veins.
Further, the outer surface of described second extension pipe is provided with anti-slip veins.
The beneficial effects of the utility model: can control to adjust pipe by the rotation of coil and realize regulating along holding a writing brush or pen-write, thus conveniently the height of round brush is regulated, round brush can realize rotating around the axis of guide, thus conveniently realizes scrubbing on blackboard, substantially increases the efficiency of cleaning blackboard.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model Telescopic blackboard eraser.
Detailed description of the invention
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with detailed description of the invention, setting forth the utility model further.
As shown in Figure 1, a kind of Telescopic blackboard eraser, comprises and holds a writing brush or pen-write 1, hold a writing brush or pen-write 1 for tubular structure, holding a writing brush or pen-write 1 is provided with coil 3, and coil 31 to be connected by buckle with holding a writing brush or pen-write, the inner surface of coil 3 is provided with internal thread, and the outer surface of adjustable pipe 2 is provided with external screw thread, and adjustable pipe 2 and coil 3 are threaded connection; The lower end of adjustable pipe 2 is provided with the first extension pipe 5, first extension pipe 5 and is connected by the first nipple 4 with adjustable pipe 2; First extension pipe 5 and the first nipple 4 are threaded connection, adjustable pipe 2 and the first nipple 4 are threaded connection, the lower end of the first extension pipe 5 is provided with the second extension pipe 7, second extension pipe 7 is connected with the first extension pipe 5 by the second nipple 6, second extension pipe 7 and the second nipple 6 are threaded connection, and the first extension pipe 5 and the second nipple 6 are threaded connection; The end of adjustable pipe 2 is provided with round brush 8, the outer peripheral face of round brush 8 is provided with bristle, round brush 8 is connected with the end of adjustable pipe 2 by the axis of guide 9, and round brush 8 is connected by the first lock ring 10 with the side of the axis of guide 9, and round brush 8 is connected by the second lock ring 11 with the opposite side of the axis of guide 9; Second lock ring 11 is identical with the shape size of the first lock ring 10; The axis of guide 9 is arranged on the axial location of round brush 8; Hold a writing brush or pen-write 1 outer surface be provided with anti-slip veins, hold a writing brush or pen-write 1 outer surface be provided with fluorescence coating, the outer surface of the first extension pipe 5 is provided with anti-slip veins, and the outer surface of the second extension pipe 7 is provided with anti-slip veins.
The utility model Telescopic blackboard eraser, can can control to adjust pipe 2 by the rotation of coil 3 to regulate along 1 realization that holds a writing brush or pen-write, thus conveniently the height of round brush 8 is regulated, round brush 8 can realize rotating around the axis of guide 9, thus conveniently realize scrubbing on blackboard, substantially increase the efficiency of cleaning blackboard.
Wherein, hold a writing brush or pen-write 1 outer surface be provided with anti-slip veins, so also there is antiskid function.
Wherein, hold a writing brush or pen-write 1 outer surface be provided with fluorescence coating, so also have fluorescence warning function.
Wherein, the outer surface of the first extension pipe 5 is provided with anti-slip veins, so also have antiskid function.
Wherein, the outer surface of the second extension pipe 7 is provided with anti-slip veins, so also have antiskid function.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The industry
Technical staff should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a Telescopic blackboard eraser, comprises and holding a writing brush or pen-write, and it is characterized in that: hold a writing brush or pen-write as tubular structure, hold a writing brush or pen-write and be provided with coil, coil to be connected by buckle with holding a writing brush or pen-write, and the inner surface of coil is provided with internal thread, the outer surface of adjustable pipe is provided with external screw thread, and adjustable pipe and coil are threaded connection; The lower end of adjustable pipe is provided with the first extension pipe, and the first extension pipe is connected by the first nipple with adjustable pipe; First extension pipe and the first nipple are threaded connection, adjustable pipe and the first nipple are threaded connection, the lower end of the first extension pipe is provided with the second extension pipe, second extension pipe is connected with the first extension pipe by the second nipple, second extension pipe and the second nipple are threaded connection, and the first extension pipe and the second nipple are threaded connection; The end of adjustable pipe is provided with round brush, and the outer peripheral face of round brush is provided with bristle, and round brush is connected with the end of adjustable pipe by the axis of guide, and round brush is connected by the first lock ring with the side of the axis of guide, and round brush is connected by the second lock ring with the opposite side of the axis of guide; Second lock ring is identical with the shape size of the first lock ring; The axis of guide is arranged on the axial location of round brush.
2. Telescopic blackboard eraser according to claim 1, is characterized in that: the outer surface held a writing brush or pen-write is provided with anti-slip veins.
3. Telescopic blackboard eraser according to claim 1, is characterized in that: the outer surface held a writing brush or pen-write is provided with fluorescence coating.
4. Telescopic blackboard eraser according to claim 1, is characterized in that: the outer surface of the first extension pipe is provided with anti-slip veins.
5. Telescopic blackboard eraser according to claim 1, is characterized in that: the outer surface of the second extension pipe is provided with anti-slip veins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520515474.XU CN204977993U (en) | 2015-07-16 | 2015-07-16 | Telescopic eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520515474.XU CN204977993U (en) | 2015-07-16 | 2015-07-16 | Telescopic eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204977993U true CN204977993U (en) | 2016-01-20 |
Family
ID=55112400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520515474.XU Expired - Fee Related CN204977993U (en) | 2015-07-16 | 2015-07-16 | Telescopic eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204977993U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106269594A (en) * | 2016-08-12 | 2017-01-04 | 昆山浩硕精密机械有限公司 | A kind of car air filtering core cylinder brush |
| CN106799912A (en) * | 2017-03-03 | 2017-06-06 | 安徽师范大学 | Telescopic blackboard eraser |
-
2015
- 2015-07-16 CN CN201520515474.XU patent/CN204977993U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106269594A (en) * | 2016-08-12 | 2017-01-04 | 昆山浩硕精密机械有限公司 | A kind of car air filtering core cylinder brush |
| CN106799912A (en) * | 2017-03-03 | 2017-06-06 | 安徽师范大学 | Telescopic 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: 20160120 Termination date: 20190716 |