CN207042508U - A kind of chemistry dropper - Google Patents
A kind of chemistry dropper Download PDFInfo
- Publication number
- CN207042508U CN207042508U CN201720950012.XU CN201720950012U CN207042508U CN 207042508 U CN207042508 U CN 207042508U CN 201720950012 U CN201720950012 U CN 201720950012U CN 207042508 U CN207042508 U CN 207042508U
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- CN
- China
- Prior art keywords
- dropper
- rubber head
- suction pipe
- chemistry
- main 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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- Devices For Use In Laboratory Experiments (AREA)
Abstract
It the utility model is related to a kind of chemistry dropper,Including dropper main body,The dropper main body is by rubber head,Suction pipe is formed,And the rubber head is arranged on the pipette tip,The suction pipe on the outside of rubber head junction with being arranged with projection,The suction pipe is provided with protection barrier film with rubber head internal connection,The rubber head outer wall surface is provided with slip-resistant texture,The suction pipe outer wall surface is provided with graduation mark,The suction pipe bottom is provided with the mouth of pipe,The dropper main body outer sheath is provided with dropper placing tube,By provided with protection barrier film,The reagent that can prevent from drawing is flowed in rubber head,Rubber head is avoided to be corroded,By provided with slip-resistant texture,It can prevent rubber head from aging occurs due to long-term stress,It can also prevent that skidding occurs in finger in operation,By provided with dropper placing tube and laser lamp,The convenient storage after dropper use,Crash resistance is strong,Also body pollution or etched mesa can be prevented,It is easy to carry,Use of the teacher to laser lamp can be facilitated simultaneously,Mitigate and carry burden.
Description
Technical field
A kind of chemistry dropper is the utility model is related to, belongs to chemical experiment equipment technical field.
Background technology
In the chemistry teaching of school, it is often necessary to do experiment to coordinate understanding of the student to knowledge, in chemical test
Dropper is then the equipment being commonly used, and microsampling has become the key of experimental result accuracy, the dropper knot of prior art
Structure is very simple, and exactly a rubber sacculus is directly sleeved in glass or plastic dropper main body, and the downward one end of dropper is gradually to become
Small suction nozzle, it is first to clutch sacculus rubber head with hand when use, discharge part air, then inhaled the liquid of needs with suction nozzle
Into dropper main body, due to often being flowed to when drawing reagent in rubber head, corroded rubber head, reduce the use of dropper
The time limit, instills liquid in laboratory apparatus after drawing reagent dropwise, need to be pinched with thumb during use, with middle finger and nameless presss from both sides
Firmly, rubber sacculus is due to long-term stress meeting premature aging, it may also reduce the service life of dropper, after dropper use, without phase
The storage equipment answered, easily cause body pollute or etched mesa, it is not portable, at present for teacher explanation when, otherwise
Stop it is more hand-off in stage property, such as indicated with laser lamp when holding dropper, so just need to prepare in advance more
Kind stage property, not only process is cumbersome, and adds carrying burden, reduces quality of instruction.
Utility model content
Utility model technical problems to be solved overcome the defects of existing, there is provided a kind of chemistry dropper, can prevent from inhaling
The reagent taken is flowed in rubber head, rubber head can be avoided to be corroded, and rubber head can be prevented due to long-term stress premature aging, moreover it is possible to
Prevent that skidding occurs in finger in operation, effectively extends the service life of dropper, the convenient storage after dropper use,
Body pollution or etched mesa can be prevented, it is easy to carry, while carrying burden can be mitigated, quality of instruction is improved, is fitted
Conjunction is widely popularized.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme：
A kind of chemistry dropper, including dropper main body, the dropper main body is made up of rubber head, suction pipe, and the rubber head is set
Put in the pipette tip, the suction pipe on the outside of rubber head junction with being arranged with projection, and the suction pipe inside rubber head with connecting
Meet place and be provided with protection barrier film, the rubber head outer wall surface is provided with slip-resistant texture, and the suction pipe outer wall surface is provided with graduation mark, described
Suction pipe bottom is provided with the mouth of pipe, and the dropper main body outer sheath is provided with dropper placing tube, and the dropper placing tube is by lower sleeve, block
Form, and the block is movably connected in the lower sleeve top by connector, being provided with silica gel in the lower sleeve bottom protects
Protection pad, the silica gel protective pad centre are provided with the jack to be cooperated with the mouth of pipe, and the block top is provided with mounting groove,
And it is provided with laser lamp in the mounting groove.
Furthermore, the projection is plastic material, and is fixedly installed on the suction pipe and rubber head junction.
Furthermore, the protection barrier film is one layer of diaphragm made of fluoroplastics.
Furthermore, the laser lamp side is provided with protective cover, and the protective cover is fixed and is fastened on the mounting groove
Between inwall, and the protective cover is clear plastic articles.
Furthermore, the block top is additionally provided with laser lamp shift knob, and is located at the mounting groove side.
Furthermore, surrounded at the block bottom edge and be provided with sealing ring, and the sealing ring is silica gel material.
The utility model beneficial effect：A kind of chemistry dropper, 1. are provided with protection barrier film, Neng Goufang due to the utility model
The reagent only drawn is flowed in rubber head, rubber head can be avoided to be corroded, and extends the service life of dropper, and 2. due to provided with anti-
Sliding texture, can prevent rubber head due to long-term stress premature aging, moreover it is possible to prevent that in operation skidding occurs in finger, 3. by
In provided with dropper placing tube and laser lamp, the convenient storage after dropper use, body pollution or etched mesa can be prevented, is taken
Band is convenient, while can facilitate use of the teacher to laser lamp, mitigates and carries burden, practical.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.
Fig. 1 is a kind of structural representation of chemistry dropper of the utility model.
Fig. 2 is a kind of A of chemistry dropper enlarged drawing of the utility model.
Fig. 3 is a kind of structural representation of the block of chemistry dropper of the utility model.
Label in figure：1st, dropper main body；2nd, rubber head；3rd, suction pipe；4th, projection；5th, barrier film is protected；6th, slip-resistant texture；7th, scale
Line；8th, the mouth of pipe；9th, dropper placing tube；10th, lower sleeve；11st, block；12nd, silica gel protective pad；13rd, jack；14th, mounting groove；15、
Laser lamp；16th, protective cover；17th, laser lamp shift knob；18th, sealing ring.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment, based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
As Figure 1-3, a kind of chemistry dropper, including dropper main body 1, the dropper main body 1 is by rubber head 2, the structure of suction pipe 3
Into, the combination mutual for its, and the rubber head 2 is arranged on the top of suction pipe 3, the suction pipe 3 is outer with the junction of rubber head 2
Side is arranged with projection 4, can prevent the dropper main body 1 from being rocked in the dropper placing tube, prevents that dropper is caused to damage
Wound, crash resistance is strong, and the suction pipe 3 is provided with protection barrier film 5 with the internal connection of rubber head 2, and the reagent that can prevent from drawing flows to glue
Head in, rubber head can be avoided to be corroded, the outer wall surface of rubber head 2 is provided with slip-resistant texture 6, can prevent the rubber head due to
Long-term stress premature aging, moreover it is possible to prevent the rubber head from the phenomenon skidded occur, extend the service life of dropper, the suction pipe
3 outer wall surfaces are provided with graduation mark 7, and capacity of the convenient observation when drawing reagent, the bottom of suction pipe 3 is provided with the mouth of pipe 8, for pair
The absorption of reagent, the outer sheath of dropper main body 1 are provided with dropper placing tube 9, and convenient storage, can prevent pipe after dropper use
Body pollution or etched mesa, easy to carry, the dropper placing tube 9 is made up of lower sleeve 10, block 11, and the block 11
The top of lower sleeve 10 is movably connected in by connector, silica gel protective pad 12 is provided with the bottom of lower sleeve 10, it is described
The centre of silica gel protective pad 12 is provided with the jack 13 to be cooperated with the mouth of pipe 8, and the mouth of pipe 8 effectively can be protected
Shield, the top of block 11 is provided with mounting groove 14, and is provided with laser lamp 15 in the mounting groove 14, can facilitate teacher to laser
The use of lamp, mitigate the teaching of teacher and carry burden, it is practical.
More specifically, the projection 4 is plastic material, and is fixedly installed on the suction pipe 3 and the junction of rubber head 2, institute
It is one layer of diaphragm made of fluoroplastics to state protection barrier film 5, and the reagent that can prevent from drawing is flowed in rubber head, can avoid glue
Head is corroded, and the side of laser lamp 15 is provided with protective cover 16, and the protective cover 16 is fixed and is fastened on the mounting groove 14
Between inwall, effectively the laser lamp 15 can be protected, and the protective cover 16 is clear plastic articles, the lid
The top of cap 11 is additionally provided with laser lamp shift knob 17, and is located at the side of mounting groove 14, is enclosed at the bottom edge of block 11
Sealing ring 18 is arranged with, and the sealing ring 18 is silica gel material, can be sealed the dropper placing tube 9.
The utility model improve in：A kind of chemistry dropper, when chemical teacher tests, first pinches the rubber head 2 with hand
Tightly, discharge part air, then the reagent of needs is drawn onto in the suction pipe 3 with the mouth of pipe 8, by provided with protection barrier film 5, energy
It is enough to be flowed in the rubber head 2 when drawing reagent, prevent that the rubber head 2 from being corroded, pass through liquid after drawing reagent
The mouth of pipe 8 is instilled in laboratory apparatus dropwise, need to be pinched with thumb during operation, be clamped with middle finger and the third finger, due to provided with anti-
Sliding texture 6, it can prevent the rubber head 2 from, due to long-term stress meeting premature aging, extending its service life, moreover it is possible to prevent from operating
When finger there is skidding in the rubber head 2, in experimental demonstration, teacher can pass through the laser lamp in the block 11
15 are indicated, can be mitigated the teaching of teacher and be carried burden, after dropper use, the dropper main body 1 are put into described
In dropper placing tube 9, dropper pollution or etched mesa can be prevented, crash resistance is strong, is convenient for carrying simultaneously, is adapted to push away extensively
Extensively.
It is above the preferable embodiment of the utility model, the utility model those skilled in the art can also be to upper
State embodiment to be changed and changed, therefore, the utility model is not limited to above-mentioned embodiment, every ability
Any conspicuously improved, replacement or modification that field technique personnel are made on the basis of the utility model belong to this practicality
New protection domain.
Claims (6)
1. a kind of chemistry dropper, including dropper main body (1), it is characterised in that：The dropper main body (1) is by rubber head (2), suction pipe
(3) form, and the rubber head (2) is arranged on the suction pipe (3) top, the suction pipe (3) and the outside of rubber head (2) junction are right
Title is provided with projection (4), and the suction pipe (3) is provided with protection barrier film (5), rubber head (2) the outer wall table with rubber head (2) internal connection
Face is provided with slip-resistant texture (6), and suction pipe (3) outer wall surface is provided with graduation mark (7), and suction pipe (3) bottom is provided with the mouth of pipe
(8), dropper main body (1) outer sheath is provided with dropper placing tube (9), and the dropper placing tube (9) is by lower sleeve (10), block
(11) form, and the block (11) is movably connected in the lower sleeve (10) top, the lower sleeve (10) by connector
Silica gel protective pad (12) is provided with bottom, silica gel protective pad (12) centre is provided with what is cooperated with the mouth of pipe (8)
Jack (13), block (11) top is provided with mounting groove (14), and is provided with laser lamp (15) in the mounting groove (14).
A kind of 2. chemistry dropper according to claim 1, it is characterised in that：The projection (4) is plastic material, and fixed
It is arranged on the suction pipe (3) and rubber head (2) junction.
A kind of 3. chemistry dropper according to claim 1, it is characterised in that：The protection barrier film (5) is one layer and moulded by fluorine
Diaphragm made of material.
A kind of 4. chemistry dropper according to claim 1, it is characterised in that：Laser lamp (15) side is provided with protective cover
(16), and the protective cover (16) fixation is fastened between the mounting groove (14) inwall, and the protective cover (16) is transparent
Plastic products.
A kind of 5. chemistry dropper according to claim 1, it is characterised in that：Block (11) top is additionally provided with laser lamp
Shift knob (17), and it is located at the mounting groove (14) side.
A kind of 6. chemistry dropper according to claim 1, it is characterised in that：Surround and set at block (11) bottom edge
There is sealing ring (18), and the sealing ring (18) is silica gel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720950012.XU CN207042508U (en) | 2017-08-01 | 2017-08-01 | A kind of chemistry dropper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720950012.XU CN207042508U (en) | 2017-08-01 | 2017-08-01 | A kind of chemistry dropper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207042508U true CN207042508U (en) | 2018-02-27 |
Family
ID=61499860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720950012.XU Expired - Fee Related CN207042508U (en) | 2017-08-01 | 2017-08-01 | A kind of chemistry dropper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207042508U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110575810A (en) * | 2019-10-12 | 2019-12-17 | 安图实验仪器(郑州)有限公司 | Side-feeding reaction tube |
-
2017
- 2017-08-01 CN CN201720950012.XU patent/CN207042508U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110575810A (en) * | 2019-10-12 | 2019-12-17 | 安图实验仪器(郑州)有限公司 | Side-feeding reaction tube |
| CN110575810B (en) * | 2019-10-12 | 2024-02-23 | 安图实验仪器(郑州)有限公司 | Side-feeding reaction tube |
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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 |
Granted publication date: 20180227 Termination date: 20180801 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |