CN208872719U - A kind of simple titratable device in laboratory - Google Patents
A kind of simple titratable device in laboratory Download PDFInfo
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- CN208872719U CN208872719U CN201821574696.9U CN201821574696U CN208872719U CN 208872719 U CN208872719 U CN 208872719U CN 201821574696 U CN201821574696 U CN 201821574696U CN 208872719 U CN208872719 U CN 208872719U
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Abstract
The utility model relates to titration device technical fields, specifically disclose a kind of laboratory simply titratable device, fluid reservoir including upper end opening, the fluid reservoir upper end opening is tightly connected a double-hole rubber plug, the diplopore of the double-hole rubber plug is tightly connected the first connecting tube and the second connecting tube respectively, wherein the first connecting tube and the second connecting tube protrude into the fluid reservoir and the first connecting tube built-in length is greater than the second connecting tube built-in length, first connecting tube connects titration structure by the first silicone tube, second connecting tube connects one end of a drying tube, the other end of drying tube is sealed by a rubber stopper, at least one aperture is offered on the rubber stopper.The utility model passes through reasonable design, designs a whole set of titration outfit, in use, the supplement of liquid can be realized by simply operation, it is easy to operate, improve conventional efficient.
Description
Technical field
The utility model relates to titration device technical field, more particularly to a kind of simple titratable device in laboratory.
Background technique
Buret refers to the measuring device that titrant solution is contained in titration operation.Buret is a kind of elongated, inner diameter size
Uniformly has graduated glass tube, there is glass point mouth in the lower end of pipe, the volume for having 25ml, 50ml etc. different.
Buret can be divided into two kinds: one is acid buret, another kind is base buret.
There is glass piston in the lower end of acid buret, can be packed into acid or oxidisability titrating solution, cannot be packed into alkaline titration
Liquid, because alkaline titrating solution can be such that piston and piston bush binds, it is difficult to rotate.
Base buret is used to hold alkaline solution, its lower end connects a rubber tube, be placed in rubber tube bead with
Solution outflow is controlled, rubber tube lower end is connected to a tip glass tube again.All solution that can be reacted with rubber tube, such as permanganic acid
The solution such as potassium, iodine cannot be all fitted into base buret.
Existing buret during titration can usually need that liquid need to be supplemented again because liquid in pipe is used up,
It then needs to carry out titration operation again after buret to be removed to supplement liquid, for the experiment for needing titer big, needs weight
Multiple repeatedly supplement liquid, it is troublesome in poeration.
Utility model content
The technical problems to be solved in the utility model is to overcome the shortcomings of the prior art, and it is simple to provide a kind of laboratory
Titratable device.
In order to solve the above-mentioned technical problem, the utility model uses following technical scheme:
The one of technical solution of the utility model is a kind of laboratory simply titratable device, including upper end opening
Fluid reservoir, the fluid reservoir upper end opening are tightly connected a double-hole rubber plug, the diplopore of the double-hole rubber plug company of sealing respectively
The first connecting tube and the second connecting tube are connect, wherein the first connecting tube and the second connecting tube protrude into the fluid reservoir and first connects
Adapter tube built-in length is greater than the second connecting tube built-in length, and first connecting tube passes through the first silicone tube connection titration knot
Structure, second connecting tube connect one end of a drying tube, and the other end of drying tube is sealed by a rubber stopper, on the rubber stopper
At least one aperture is offered, desiccant is provided in the drying tube, the titration structure includes three silicone tubes, one
Emulsion tube, glass tube water dropper and with graduated buret, wherein three silicone tubes are respectively the second silicone tube, third silica gel
Pipe, the 4th silicone tube, three silicone tubes are connected by a T-type threeway, and the second silicone tube is connected to first silicone tube, the
Four silicone tubes are connected by a T-type threeway with the 5th silicone tube and emulsion tube, and the 5th silicone tube connects buret, described
Emulsion tube is connected with the glass tube water dropper, and the third silicone tube is equipped with the first tongs, on the 4th silicone tube
Equipped with the second tongs.
Preferably, further including iron stand, the iron stand is equipped with butterfly clamp, and the butterfly clamp clamps the buret
With the first silicone tube.
Preferably, the fluid reservoir and drying tube support certain altitude, the height of the fluid reservoir bottom end by a bracket
Higher than 0 scale on the buret.
Preferably, the bracket includes a pair of of A-frame and plank, the A-frame is fixed to support the plank,
The plank supports the fluid reservoir and drying tube.
Preferably, first silicone tube connects three titration structures by connection four-way.
Another technical solution of the utility model is a kind of laboratory simply titratable device, the storage including upper end opening
Flow container, the fluid reservoir upper end opening are tightly connected a double-hole rubber plug, and the diplopore of the double-hole rubber plug is tightly connected respectively
First connecting tube and the second connecting tube, wherein the first connecting tube and the second connecting tube protrude into the fluid reservoir and the first connection
Pipe built-in length is greater than the second connecting tube built-in length, and first connecting tube passes through the first silicone tube connection titration knot
Structure, second connecting tube connect one end of a drying tube, and the other end of drying tube is sealed by a rubber stopper, on the rubber stopper
At least one aperture is offered, desiccant is provided in the drying tube, the titration structure includes three silicone tubes, one
Emulsion tube, glass tube water dropper and with graduated buret, wherein three silicone tubes are respectively the second silicone tube, third silica gel
Pipe, the 4th silicone tube, three silicone tubes are connected by a T-type triple valve, and the second silicone tube is connected to first silicone tube,
4th silicone tube is connected by a T-type triple valve with the 5th silicone tube and emulsion tube, and the 5th silicone tube connects buret,
The emulsion tube is connected with the glass tube water dropper.
Preferably, further including iron stand, the iron stand is equipped with butterfly clamp, and the butterfly clamp clamps the buret
With the first silicone tube.
Preferably, the fluid reservoir and drying tube support certain altitude, the height of the fluid reservoir bottom end by a bracket
Higher than 0 scale on the buret.
Preferably, the bracket includes a pair of of A-frame and plank, the A-frame is fixed to support the plank,
The plank supports the fluid reservoir and drying tube.
Preferably, first silicone tube connects three titration structures by connection four-way.
Beneficial effect is: the utility model passes through reasonable design, designs a whole set of titration outfit, in use,
When needing replenisher body in buret, the first tongs are opened, third silicone tube is connected into a suction device, it will be in fluid reservoir
Liquid is sucked into close to the first tongs position, closes the first tongs, then turns on the second tongs, and liquid is from the 4th silica gel
Pipe and the 5th silicone tube, which flow into buret, to be supplemented；Again or T-type triple valve is used, first makes the second silicone tube and the
The connection of three silicone tubes, third silicone tube connect a negative pressure device, draw liquid into and adjust the second silicon to after close at T-type triple valve
Sebific duct and the connection of the 4th silicone tube, adjust another T-type triple valve and the 4th silicone tube and the 5th silicone tube are communicated, subsequent liquid
Buret will be supplemented into.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar
Element or part are generally identified by similar appended drawing reference.In attached drawing, each element or part might not be according to actual ratios
It draws.
Fig. 1 is a kind of structural schematic diagram of the simple titratable device in laboratory of the utility model；
Fig. 2 is a kind of structural schematic diagram of the simple titratable device in laboratory of the utility model；
In figure, 1 is fluid reservoir, and 2 be double-hole rubber plug, and 3 be the first connecting tube, and 4 be the second connecting tube, and 5 be the first silica gel
Pipe, 6 be drying tube, and 7 be rubber stopper, and 8 be desiccant, and 9 be emulsion tube, and 10 be glass tube water dropper, and 11 be buret, and 12 be second
Silicone tube, 13 be third silicone tube, and 14 be the 4th silicone tube, and 15 be T-type threeway, and 16 be the 5th silicone tube, and 17 be the first sealing
Folder, 18 be the second tongs, and 19 be bracket, and 20 be A-frame, and 21 be plank, and 22 be connection four-way, and 23 be T-type triple valve,
24 be iron stand, and 25 be butterfly clamp.
Specific embodiment
The utility model is described further presently in connection with Figure of description.
Embodiment 1:
Simply titratable device, the fluid reservoir 1 including upper end opening, 1 upper end opening of fluid reservoir are close for a kind of laboratory
Envelope one double-hole rubber plug 2 of connection, the diplopore of the double-hole rubber plug 2 are tightly connected the first connecting tube 3 and the second connecting tube respectively
4, wherein the first connecting tube 3 and the second connecting tube 4 protrude into the fluid reservoir 1 and 3 built-in length of the first connecting tube is greater than institute
4 built-in length of the second connecting tube is stated, first connecting tube 3 connects titration structure, second connection by the first silicone tube 5
Pipe 4 connects one end of a drying tube 6, and the other end of drying tube 6 is sealed by a rubber stopper 7, offered at least on the rubber stopper 7
For one aperture, be provided with desiccant 8 in the drying tube 6, the titration structure include three silicone tubes, an emulsion tube 9,
Glass tube water dropper 10 and with graduated buret 11, wherein three silicone tubes are respectively the second silicone tube 12, third silicone tube
13, the 4th silicone tube 14, three silicone tubes are connected by a T-type threeway 15, the second silicone tube 12 and first silicone tube
13 connections, the 4th silicone tube 14 are connected by a T-type threeway 15 with the 5th silicone tube 16 and emulsion tube 9, the 5th silica gel
Pipe 16 connects buret 11, and the emulsion tube 9 is connected with the glass tube water dropper 10, and the third silicone tube 13 is equipped with the
One tongs 17, the 4th silicone tube 14 are equipped with the second tongs 18.Further include iron stand 24, is set on the iron stand 24
There is butterfly clamp 25, the butterfly clamp 25 clamps the buret 11 and the first silicone tube 12.The fluid reservoir 1 and drying tube 6 by
One bracket 19 supports certain altitude, and the height of 1 bottom end of fluid reservoir is higher than 0 scale on the buret 11.The bracket
19 include a pair of of A-frame 20 and plank 21, and the A-frame 10 is fixed to support the plank 21, and the plank 21 supports
The fluid reservoir 1 and drying tube 6.First silicone tube 5 connects three titration structures by connection four-way 22.
Fluid reservoir 1 is selected as 10L glass jar in the present embodiment, and the inside is stored with NaOH solution, and drying tube is glass
Drying tube is provided with absorbent cotton at rubber stopper, and desiccant selects quick lime (calcium oxide), for absorb the moisture in air and
CO2.Silicone tube all selects the silicone tube of outer diameter 9.6mm internal diameter 6.4mm, and butterfly clamp selects the butterfly clamp of aluminum, two tongs
Stainless steel spring tongs are selected, emulsion tube selects the size of outer diameter 7mm internal diameter 5mm and bead is arranged inside for adjusting
Rate of titration, T-type threeway selection parameter are the T-type plastics of 6.4mm, and four-way selects the side plastics 6.4mm four-way.The present embodiment is first
The second tongs are closed, the first tongs are opened, negative pressure device is connected by third silicone tube and utilizes pressure difference by NaOH solution
It is sucked out, is then turned off the first tongs, open the second tongs, NaOH solution is supplemented into buret.
Embodiment 2:
Simply titratable device, the fluid reservoir 1 including upper end opening, 1 upper end opening of fluid reservoir are close for a kind of laboratory
Envelope one double-hole rubber plug 2 of connection, the diplopore of the double-hole rubber plug 2 are tightly connected the first connecting tube 3 and the second connecting tube respectively
4, wherein the first connecting tube 3 and the second connecting tube 4 protrude into the fluid reservoir 1 and 3 built-in length of the first connecting tube is greater than institute
4 built-in length of the second connecting tube is stated, first connecting tube 3 connects titration structure, second connection by the first silicone tube 5
Pipe 4 connects one end of a drying tube 6, and the other end of drying tube 6 is sealed by a rubber stopper 7, offered at least on the rubber stopper 7
For one aperture, be provided with desiccant 8 in the drying tube 6, the titration structure include three silicone tubes, an emulsion tube 9,
Glass tube water dropper 10 and with graduated buret 11, wherein three silicone tubes are respectively the second silicone tube 12, third silicone tube
13, the 4th silicone tube 14, three silicone tubes are connected by a T-type triple valve 23, the second silicone tube 12 and first silica gel
Pipe 13 is connected to, and the 4th silicone tube 14 is connected by a T-type triple valve 23 with the 5th silicone tube 16 and emulsion tube 9, and the described 5th
Silicone tube 16 connects buret 11, and the emulsion tube 9 is connected with the glass tube water dropper 10.It further include iron stand 19, it is described
Iron stand 19 is equipped with butterfly clamp 20, and the butterfly clamp 20 clamps the buret 11 and the first silicone tube 12.The fluid reservoir 1
Certain altitude is supported by a bracket 19 with drying tube 6, the height of 1 bottom end of fluid reservoir is higher than 0 quarter on the buret 11
Degree.The bracket 19 includes a pair of of A-frame 20 and plank 21, and the fixed support plank 21 of the A-frame 10 is described
Plank 21 supports the fluid reservoir 1 and drying tube 6.First silicone tube 5 connects three titration structures by connection four-way 22.
Fluid reservoir 1 is selected as 10L glass jar in the present embodiment, and the inside is stored with NaOH solution, and drying tube is glass
Drying tube is provided with absorbent cotton at rubber stopper, and desiccant selects quick lime (calcium oxide), for absorb the moisture in air and
CO2.Silicone tube all selects the silicone tube of outer diameter 9.6mm internal diameter 6.4mm, and butterfly clamp selects the butterfly clamp of aluminum, two tongs
Stainless steel spring tongs are selected, emulsion tube selects the size of outer diameter 7mm internal diameter 5mm and bead is arranged inside for adjusting
Rate of titration, T-type threeway selection parameter are the T-type plastics of 6.4mm, and four-way selects the side plastics 6.4mm four-way.The present embodiment and reality
It applies example 1 to compare, is the on-off for carrying out pipeline instead of two tongs using three-way valve, principle is also with embodiment 1
It is consistent.
The above various embodiments is only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned
The utility model is described in detail in each embodiment, those skilled in the art should understand that: it still can be with
It modifies the technical solutions described in the foregoing embodiments, or some or all of the technical features is equal
Replacement；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution various embodiments of the utility model technical side
The range of case should all cover in the claim of the utility model and the range of specification.
Claims (10)
1. simply titratable device, the fluid reservoir including upper end opening, the fluid reservoir upper end opening sealing connect in a kind of laboratory
Connect a double-hole rubber plug, it is characterised in that: the diplopore of the double-hole rubber plug is tightly connected the first connecting tube and second respectively and connects
Adapter tube, wherein the first connecting tube and the second connecting tube protrude into the fluid reservoir and the first connecting tube built-in length is greater than described
Second connecting tube built-in length, first connecting tube connect titration structure by the first silicone tube, and second connecting tube connects
One end of a drying tube is connect, the other end of drying tube seals by a rubber stopper, and at least one is offered on the rubber stopper
Aperture, desiccant is provided in the drying tube, and the titration structure includes three silicone tubes, an emulsion tube, glass tube water dropper
With with graduated buret, wherein three silicone tubes are respectively the second silicone tube, third silicone tube, the 4th silicone tube, three
Silicone tube is connected by a T-type threeway, and the second silicone tube is connected to first silicone tube, and the 4th silicone tube passes through a T-type
Threeway is connected with the 5th silicone tube and emulsion tube, and the 5th silicone tube connects buret, the emulsion tube and the glass
Pipe water dropper is connected, and the third silicone tube is equipped with the first tongs, and the 4th silicone tube is equipped with the second tongs.
2. a kind of simple titratable device in laboratory according to claim 1, it is characterised in that: it further include iron stand, institute
Iron stand is stated equipped with butterfly clamp, the butterfly clamp clamps the buret and the first silicone tube.
3. a kind of simple titratable device in laboratory according to claim 2, it is characterised in that: the fluid reservoir and drying
Guan Youyi bracket supports certain altitude, and the height of the fluid reservoir bottom end is higher than 0 scale on the buret.
4. a kind of simple titratable device in laboratory according to claim 3, it is characterised in that: the bracket includes a pair
A-frame and plank, the A-frame is fixed to support the plank, and the plank supports the fluid reservoir and drying tube.
5. a kind of simple titratable device in laboratory according to claim 1, it is characterised in that: first silicone tube is logical
It crosses connection four-way and connects three titration structures.
6. simply titratable device, the fluid reservoir including upper end opening, the fluid reservoir upper end opening sealing connect in a kind of laboratory
Connect a double-hole rubber plug, it is characterised in that: the diplopore of the double-hole rubber plug is tightly connected the first connecting tube and second respectively and connects
Adapter tube, wherein the first connecting tube and the second connecting tube protrude into the fluid reservoir and the first connecting tube built-in length is greater than described
Second connecting tube built-in length, first connecting tube connect titration structure by the first silicone tube, and second connecting tube connects
One end of a drying tube is connect, the other end of drying tube seals by a rubber stopper, and at least one is offered on the rubber stopper
Aperture, desiccant is provided in the drying tube, and the titration structure includes three silicone tubes, an emulsion tube, glass tube water dropper
With with graduated buret, wherein three silicone tubes are respectively the second silicone tube, third silicone tube, the 4th silicone tube, three
Silicone tube is connected by a T-type triple valve, and the second silicone tube is connected to first silicone tube, and the 4th silicone tube passes through a T
Type triple valve is connected with the 5th silicone tube and emulsion tube, and the 5th silicone tube connects buret, the emulsion tube with it is described
Glass tube water dropper is connected.
7. a kind of simple titratable device in laboratory according to claim 6, it is characterised in that: it further include iron stand, institute
Iron stand is stated equipped with butterfly clamp, the butterfly clamp clamps the buret and the first silicone tube.
8. a kind of simple titratable device in laboratory according to claim 7, it is characterised in that: the fluid reservoir and drying
Guan Youyi bracket supports certain altitude, and the height of the fluid reservoir bottom end is higher than 0 scale on the buret.
9. a kind of simple titratable device in laboratory according to claim 8, it is characterised in that: the bracket includes a pair
A-frame and plank, the A-frame is fixed to support the plank, and the plank supports the fluid reservoir and drying tube.
10. a kind of simple titratable device in laboratory according to claim 6, it is characterised in that: first silicone tube
Three titration structures are connected by connection four-way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821574696.9U CN208872719U (en) | 2018-09-25 | 2018-09-25 | A kind of simple titratable device in laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821574696.9U CN208872719U (en) | 2018-09-25 | 2018-09-25 | A kind of simple titratable device in laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208872719U true CN208872719U (en) | 2019-05-17 |
Family
ID=66468823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821574696.9U Active CN208872719U (en) | 2018-09-25 | 2018-09-25 | A kind of simple titratable device in laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208872719U (en) |
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2018
- 2018-09-25 CN CN201821574696.9U patent/CN208872719U/en active Active
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