CN206791995U - A kind of New test tube brush - Google Patents
A kind of New test tube brush Download PDFInfo
- Publication number
- CN206791995U CN206791995U CN201720537141.6U CN201720537141U CN206791995U CN 206791995 U CN206791995 U CN 206791995U CN 201720537141 U CN201720537141 U CN 201720537141U CN 206791995 U CN206791995 U CN 206791995U
- Authority
- CN
- China
- Prior art keywords
- holder support
- test tube
- brush holder
- brush
- ring
- 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
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a kind of New test tube brush, including brush handle, brush holder support and spiral bristle, it is characterized in that, the bottom of the brush handle is connected with brush holder support, spiral bristle is provided with the outer wall of the brush holder support, groove of the bottom of the brush holder support inside rubber stopper, back-up ring I is provided with the top brush holder support of the rubber stopper, back-up ring II is provided with brush holder support inside the rubber stopper, the back-up ring II is engaged with the fixture block in rubber stopper center, the brush holder support is internally provided with outgassing groove, the bottom of the outgassing groove connects with the venthole of brush holder support external wall of upper portion, it is connected in the side wall of the venthole by spring with rubber piston.The utility model can prevent when scrubbing test tube because of error and caused by the phenomenon that drops of test tube, and the utility model can be wiped the residual of inboard wall of test tube after test tube is scrubbed, and reduce the residual of test tube brush inwall, ensure that experiment effect.
Description
Technical field
The utility model belongs to Physical Experiment apparatus field, specifically a kind of New test tube brush.
Background technology
At present, people usually hold test tube on the other hand when scrubbing test tube, and the other hand is scrubbed with test tube brush, so
Scrub does not notice that easily causing test tube drops, and causes the potential safety hazard of staff, increases unnecessary loss, and try scrubbing
Guan Hou, inboard wall of test tube easily adhere to residual, and current test tube brush can not be wiped, and if things go on like this, influence whether experiment effect.
The content of the invention
The purpose of this utility model is to provide a kind of New test tube brush.
To achieve the above object, the utility model includes brush handle, brush holder support and spiral bristle, it is characterised in that the brush handle
Bottom be connected with brush holder support, be provided with spiral bristle on the outer wall of the brush holder support, the bottom of the brush holder support is inside rubber stopper
Groove, be provided with back-up ring I on the top brush holder support of the rubber stopper, back-up ring II be provided with the brush holder support inside the rubber stopper,
The back-up ring II is engaged with the fixture block in rubber stopper center, and the brush holder support is internally provided with outgassing groove, the bottom of the outgassing groove
Connect with the venthole of brush holder support external wall of upper portion, be connected in the side wall of the venthole by spring with rubber piston.
Preferably, the diameter of the back-up ring I is more than the diameter of fixture block.
Preferably, the diameter of the rubber piston is engaged with the inner diameter of test tube.
Due to being using above-mentioned technical proposal, the beneficial effects of the utility model：
The utility model can prevent when scrubbing test tube because accidentally drop and caused by the phenomenon that drops of test tube, and the utility model
The residual of inboard wall of test tube can be wiped after test tube is scrubbed, reduce the residual of test tube brush inwall, ensure that experiment effect.
Brief description of the drawings
The utility model is described further in conjunction with accompanying drawing.
Fig. 1 is structural representation of the present utility model.
In figure：1st, brush handle, 2, brush holder support, 3, spiral bristle, 4, rubber stopper, 5, groove, 6, back-up ring I, 7, back-up ring II, 8, card
Block, 9, outgassing groove, 10, venthole, 11, spring, 12, rubber piston.
Embodiment
As shown in figure 1, the utility model includes brush handle 1, brush holder support 2 and spiral bristle 3, it is characterised in that the brush handle 1
Bottom is connected with brush holder support 2, spiral bristle 3 is provided with the outer wall of the brush holder support 2, the bottom of the brush holder support 2 is in rubber stopper 4
The groove 5 in portion, is provided with back-up ring I 6 on the top brush holder support 2 of the rubber stopper 4, is provided with the brush holder support 2 inside the rubber stopper 4
Back-up ring II 7, the back-up ring II 7 are engaged with the fixture block 8 in the center of rubber stopper 4, and the brush holder support 2 is internally provided with outgassing groove 9, described
The bottom of outgassing groove 9 connects with the venthole 10 of the external wall of upper portion of brush holder support 2, passes through spring 11 and rubber in the side wall of the venthole 10
Glue piston connects.
The diameter of the back-up ring I 6 is more than the diameter of fixture block 8.
The diameter of the rubber piston 12 is engaged with the inner diameter of test tube.
Operation principle：The utility model is filled in from test tube opening when in use, by rubber stopper 4, because back-up ring I 6 is set
The top of rubber stopper 4, so when filling in, back-up ring I 6 can contact with fixture block 8, and drive rubber stopper 4 to move down, invisible spectro air
Venthole 10 is reached by outgassing groove 9, is easy to rubber stopper 4 to enter test tube brush bottom, rubber piston 12 is filled in into venthole afterwards
In 10, rubber stopper 4 is just firmly adsorbed in test tube brush bottom, and roll brush scrubs 1 pair of test tube brush inwall afterwards, and this practicality is new
Type when extracted, extracts rubber piston 12, the air in outgassing groove 9 is circulated with extraneous, back-up ring II 7 can contact with fixture block 8, side
Just test tube brush is extracted, and while extracting, rubber stopper 4 can be wiped the side wall of test tube brush, reduce test tube brush inwall
Residual, ensure that experiment effect.
Claims (3)
1. a kind of New test tube brush, including brush handle, brush holder support and spiral bristle, it is characterised in that：The bottom of the brush handle and brush holder support
Connection, is provided with spiral bristle on the outer wall of the brush holder support, the groove of the bottom of the brush holder support inside rubber stopper, the rubber
It is provided with back-up ring I on the top brush holder support of plug, back-up ring II, the back-up ring II and rubber is provided with the brush holder support inside the rubber stopper
The fixture block in plug center is engaged, and the brush holder support is internally provided with outgassing groove, bottom and the brush holder support external wall of upper portion of the outgassing groove
Venthole connection, be connected by spring with rubber piston in the side wall of the venthole.
A kind of 2. New test tube brush according to claim 1, it is characterised in that：The diameter of the back-up ring I is more than fixture block
Diameter.
A kind of 3. New test tube brush according to claim 1, it is characterised in that：The diameter of the rubber piston and test tube
Inner diameter is engaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720537141.6U CN206791995U (en) | 2017-05-12 | 2017-05-12 | A kind of New test tube brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720537141.6U CN206791995U (en) | 2017-05-12 | 2017-05-12 | A kind of New test tube brush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206791995U true CN206791995U (en) | 2017-12-26 |
Family
ID=60741069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720537141.6U Expired - Fee Related CN206791995U (en) | 2017-05-12 | 2017-05-12 | A kind of New test tube brush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206791995U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112167803A (en) * | 2020-10-20 | 2021-01-05 | 张军 | Special paint brush for inner wall of pipeline |
| CN116689416A (en) * | 2023-08-04 | 2023-09-05 | 佳木斯大学 | Tracheal cleaning device |
-
2017
- 2017-05-12 CN CN201720537141.6U patent/CN206791995U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112167803A (en) * | 2020-10-20 | 2021-01-05 | 张军 | Special paint brush for inner wall of pipeline |
| CN116689416A (en) * | 2023-08-04 | 2023-09-05 | 佳木斯大学 | Tracheal cleaning device |
| CN116689416B (en) * | 2023-08-04 | 2023-10-13 | 佳木斯大学 | Tracheal cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20190512 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |