CN207992135U - A kind of soda acid common type buret convenient for cleaning - Google Patents
A kind of soda acid common type buret convenient for cleaning Download PDFInfo
- Publication number
- CN207992135U CN207992135U CN201820054354.8U CN201820054354U CN207992135U CN 207992135 U CN207992135 U CN 207992135U CN 201820054354 U CN201820054354 U CN 201820054354U CN 207992135 U CN207992135 U CN 207992135U
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- China
- Prior art keywords
- test tube
- buret
- convenient
- cleaning
- common type
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Abstract
The utility model discloses a kind of soda acid common type burets convenient for cleaning, including pedestal, switch, main shaft, L-shaped bar, electric pushrod, water pipe, nozzle, fixed block, motor, output gear, hollow wheel gear, the first spring, baffle, circular shaft, test tube, the first knob, sliding shoe, second spring, rubber tube, glass marble, the second knob, alkaline buret and acid burette.This is convenient for the structure of the soda acid common type buret of cleaning simple, and a pipe two is used, and acid and the buret of alkali formula can be selected to be used by mobile sliding shoe, substantially increase utilization ratio, reduce the consumption of cost, it is easy to use without needing to change test tube when replacing another reagent；And it is easy to operate, the cleaning of test tube is controlled by switch, convenient for cleaning, is reduced the working time of operator, is reduced the amount of labour, preferably inboard wall of test tube can be cleaned by the movement of nozzle and the rotation of test tube, more fast, and be conducive to next use.
Description
Technical field
The utility model is related to a kind of buret, specially a kind of soda acid common type buret convenient for cleaning, belonging to
Learn equipment technology field.
Background technology
Buret is divided into base buret and acid buret, the former is for measuring the liquid for having corrosion function to glass tube
Reagent；The latter is for measuring the liquid for having corrosion function to rubber.The lower end of acid buret is a glass piston, the titration of alkali formula
The lower end of pipe rubber tube connects a cuvette with sharp mouth, and buret is an elongated tubular container, and one end has
Plug switchs, and has graduation indication measurement thereon.Generally smaller in the scale reading on top, the reading by bottom is larger.
Buret currently on the market is divided into two kinds of base buret and acid buret, and frequent on inner wall after use
There is spot to be difficult to clean, need to use clear water and rinse repeatedly, still, due to the more difficult cleaning of the inner wall of buret, to user with
Come difficult, it is also possible to which not washing clean accuracy when causing use next time clearly reduces；And the acid-base property of reagent needs are used
Two kinds of burets, cause the waste of cost, and are unfavorable for putting.Therefore, a kind of acid convenient for cleaning is proposed regarding to the issue above
Alkali common type buret.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of soda acid common type convenient for cleaning
Buret.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of soda acid common type titration convenient for cleaning
Pipe, including pedestal and fixed block, the base top are installed with switch and main shaft, and the main shaft top is rotatably connected to L
The bottom end of shape bar, the L-shaped bar is installed with electric pushrod, and the L-shaped bar is equipped with and penetrates through its internal water pipe, the water
The bottom end of pipe is fixedly connected with nozzle, and motor is installed at the top of the fixed block, and the output end of the motor, which is fixed, to be connected
It is connected to output gear, and output gear engagement is connected with hollow wheel gear, is fixedly connected in the hollow wheel gear internal side wall
There are the first spring, one end of first spring to be fixedly connected with baffle, the side of the fixed block is fixedly connected with circular shaft, and
The hollow wheel gear is rotatablely connected to the inside of circular shaft, and the baffle is clamped with test tube, and the bottom perforation of the test tube is connected with
The alkaline buret and acid burette being mutually parallel, and the sidewall thread of the test tube is connected with the first knob, described first
The end thereof contacts of knob have one end of sliding shoe, the other end of the sliding shoe to be fixedly connected with second spring, and described second
One end of spring is fixedly attached on the madial wall of test tube, and fixing sleeve is connected to rubber tube at the center of the alkalinity buret, and
The rubber tube is internally provided with glass marble, and the through-hole internal thread that the acid burette side wall opens up is connected with the second knob.
Preferably, the switch is respectively and electrically connected to electric pushrod and motor.
Preferably, the quantity of the nozzle is two, and two nozzles are located at the both sides of electric pushrod bottom end.
Preferably, the fixed block is hollow-core construction, and the output end for having motor is run through at the top of the fixed block, and described
The output gear of motor output end is located at the inside of fixed block.
Preferably, the quantity of first spring and baffle is two, and two first springs and baffle difference
Positioned at the both ends of hollow wheel gear madial wall.
Preferably, the internal diameter of the hollow wheel gear is more than the diameter of test tube, and two curved baffles are glued with test tube.
The utility model has the beneficial effects that：
1. should be simple convenient for the structure of the soda acid common type buret of cleaning, a pipe two be used, can be with by mobile sliding shoe
The buret of selection acid and alkali formula is used, and utilization ratio is substantially increased, and reduces the consumption of cost, replaces another examination
It is easy to use without needing to change test tube when agent.
2. should controlling the cleaning of test tube by switch convenient for the easy to operate of the soda acid common type buret of cleaning, being convenient for
Cleaning reduces the working time of operator, reduces the amount of labour, and the rotation of movement and test tube by nozzle can be preferably right
Inboard wall of test tube is cleaned, and more fast, and is conducive to next use.
Description of the drawings
Fig. 1 is the utility model side overall structure diagram；
Fig. 2 is the utility model circular shaft overlooking structure diagram.
In figure：1, pedestal, 2, switch, 3, main shaft, 4, L-shaped bar, 5, electric pushrod, 6, water pipe, 7, nozzle, 8, fixed block,
9, motor, 10, output gear, 11, hollow wheel gear, the 1101, first spring, 1102, baffle, 12, circular shaft, 13, test tube, 14,
One knob, 15, sliding shoe, 16, second spring, 17, rubber tube, 18, glass marble, the 19, second knob, 20, alkaline buret,
21, acid burette.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
A kind of soda acid common type buret convenient for cleaning shown in -2, including pedestal 1 and fixed block 8 are please referred to Fig.1, it is described
1 top of pedestal is installed with switch 2 and main shaft 3, with the work of 2 control point of the Forbidden City switch solution 9 and electric pushrod 5, the master
3 top of axis is rotatably connected to L-shaped bar 4, and the bottom end of the L-shaped bar 4 is installed with electric pushrod 5, and the L-shaped bar 4 is equipped with
Its internal water pipe 6 is penetrated through, the bottom end of the water pipe 6 is fixedly connected with nozzle 7, is carried out to 13 inside of test tube by nozzle 7
It rinses, the top of the fixed block 8 is installed with motor 9, and the output end of the motor 9 is fixedly connected with output gear 10,
And the engagement of output gear 10 is connected with hollow wheel gear 11, drives test tube 13 to rotate with the Forbidden City hollow wheel gear 11, it is described hollow
The first spring 1101 is fixedly connected in 11 internal side wall of gear, one end of first spring 1101 is fixedly connected with baffle
1102, the side of the fixed block 8 is fixedly connected with circular shaft 12, and in the rotation connection to circular shaft 12 of the hollow wheel gear 11
Portion, the baffle 1102 are clamped with test tube 13, and the bottom perforation of the test tube 13 is connected with the alkaline buret 20 being mutually parallel
It is connected with the first knob 14, a termination of first knob 14 with the sidewall thread of acid burette 21, and the test tube 13
Touching has one end of sliding shoe 15, the other end of the sliding shoe 15 to be fixedly connected with second spring 16, and the second spring 16
One end be fixedly attached on the madial wall of test tube 13, fixing sleeve is connected to rubber tube 17 at the center of the alkalinity buret 20,
And the rubber tube 17 is internally provided with glass marble 18, the through-hole internal thread that 21 side wall of the acid burette opens up is connected with
Two knobs 19.
As a kind of technical optimization scheme of the utility model, the switch 2 is respectively and electrically connected to electric pushrod 5 and electricity
Machine 9, convenient for the work of control electric pushrod 5 and motor 9.
As a kind of technical optimization scheme of the utility model, the quantity of the nozzle 7 is two, and two nozzles
7 are located at the both sides of 5 bottom end of electric pushrod, convenient for being rinsed to 13 inner wall of test tube.
As a kind of technical optimization scheme of the utility model, the fixed block 8 is hollow-core construction, the fixed block 8
The output end for having motor 9 is run through at top, and the output gear 10 of 9 output end of the motor is located at the inside of fixed block 8, convenient for defeated
Go out the rotation of gear 10.
As a kind of technical optimization scheme of the utility model, the quantity of first spring 1101 and baffle 1102 is
Two, and two first springs 1101 and baffle 1102 are located at the both ends of 11 madial wall of hollow wheel gear, are convenient for baffle
1102 movement.
As a kind of technical optimization scheme of the utility model, the internal diameter of the hollow wheel gear 11 is more than the straight of test tube 13
Diameter, and two curved baffles 1102 are glued with test tube 13, convenient for clamping test tube 13.
When the utility model is used, test tube 13 is put into hollow by the electric elements external power supply in the device first
In gear 11, baffle 1102 clamps the outer wall of test tube 13, its fixation is made not fall, and when reagent is in acidity, passes through rotation first
Knob 14 pushes sliding shoe 15 to move, so that sliding shoe 15 blocks the opening of alkaline buret 20, is fallen into test tube 13
Enter acid reagent, rotating second knob 19 is so that reagent slowly drips；When reagent is in alkalinity, by reversely rotating the first knob
14 so that second spring 16 discharges potential energy, pushes sliding shoe 15 to move and then blocks acid burette 21, is poured into test tube 13
Alkaline reagent makes reagent slowly drip by the blocking of glass marble 18；When use, which finishes, needs cleaning, first by water pipe 6
External water source presses switch 2 so that electric pushrod 5 and motor 9 work at the same time, and electric pushrod 5 drives the nozzle 7 of its bottom end perpendicular
To while movement, the rotation of output gear 8 of 9 output end of motor drives hollow wheel gear 11 to rotate so that test tube 13 rotates, in turn
Test tube interior is cleaned.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of soda acid common type buret convenient for cleaning, including pedestal (1) and fixed block (8), it is characterised in that：The bottom
It is installed with switch (2) and main shaft (3) at the top of seat (1), main shaft (3) top is rotatably connected to L-shaped bar (4), the L-shaped
The bottom end of bar (4) is installed with electric pushrod (5), and the L-shaped bar (4) is equipped with and penetrates through its internal water pipe (6), the water
The bottom end of pipe (6) is fixedly connected with nozzle (7), and motor (9), the motor (9) are installed at the top of the fixed block (8)
Output end be fixedly connected with output gear (10), and the output gear (10) engagement is connected with hollow wheel gear (11), described
The first spring (1101) is fixedly connected in hollow wheel gear (11) internal side wall, one end of first spring (1101), which is fixed, to be connected
It is connected to baffle (1102), the side of the fixed block (8) is fixedly connected with circular shaft (12), and the hollow wheel gear (11) rotation connects
It is connected to the inside of circular shaft (12), the baffle (1102) is clamped with test tube (13), and the bottom perforation of the test tube (13) is connected with
The alkaline buret (20) and acid burette (21) being mutually parallel, and the sidewall thread of the test tube (13) is connected with the first rotation
The end thereof contacts of button (14), first knob (14) have one end of sliding shoe (15), the other end of the sliding shoe (15) solid
Surely it is connected with second spring (16), and one end of the second spring (16) is fixedly attached on the madial wall of test tube (13), institute
It states fixing sleeve at the center of alkaline buret (20) and is connected to rubber tube (17), and the rubber tube (17) is internally provided with glass marble
(18), the through-hole internal thread that acid burette (21) side wall opens up is connected with the second knob (19).
2. a kind of soda acid common type buret convenient for cleaning according to claim 1, it is characterised in that：The switch
(2) electric pushrod (5) and motor (9) are respectively and electrically connected to.
3. a kind of soda acid common type buret convenient for cleaning according to claim 1, it is characterised in that：The nozzle
(7) quantity is two, and two nozzles (7) are located at the both sides of electric pushrod (5) bottom end.
4. a kind of soda acid common type buret convenient for cleaning according to claim 1, it is characterised in that：The fixed block
(8) it is hollow-core construction, the output end for having motor (9) is run through at the top of the fixed block (8), and the motor (9) output end
Output gear (10) is located at the inside of fixed block (8).
5. a kind of soda acid common type buret convenient for cleaning according to claim 1, it is characterised in that：First bullet
The quantity of spring (1101) and baffle (1102) is two, and two first springs (1101) and baffle (1102) difference position
In the both ends of hollow wheel gear (11) madial wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820054354.8U CN207992135U (en) | 2018-01-13 | 2018-01-13 | A kind of soda acid common type buret convenient for cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820054354.8U CN207992135U (en) | 2018-01-13 | 2018-01-13 | A kind of soda acid common type buret convenient for cleaning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207992135U true CN207992135U (en) | 2018-10-19 |
Family
ID=63820084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820054354.8U Expired - Fee Related CN207992135U (en) | 2018-01-13 | 2018-01-13 | A kind of soda acid common type buret convenient for cleaning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207992135U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112697594A (en) * | 2021-01-29 | 2021-04-23 | 何顺 | Glass ball test equipment |
| CN113156052A (en) * | 2021-04-20 | 2021-07-23 | 德州职业技术学院 | Device for improving titration precision of chemical analysis |
-
2018
- 2018-01-13 CN CN201820054354.8U patent/CN207992135U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112697594A (en) * | 2021-01-29 | 2021-04-23 | 何顺 | Glass ball test equipment |
| CN112697594B (en) * | 2021-01-29 | 2024-04-05 | 南京智悟智能科技有限责任公司 | Glass ball test equipment |
| CN113156052A (en) * | 2021-04-20 | 2021-07-23 | 德州职业技术学院 | Device for improving titration precision of chemical analysis |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20210113 |