CN105974050B - A kind of device of quick measurement calcium ion concentration - Google Patents
A kind of device of quick measurement calcium ion concentration Download PDFInfo
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- CN105974050B CN105974050B CN201610266943.8A CN201610266943A CN105974050B CN 105974050 B CN105974050 B CN 105974050B CN 201610266943 A CN201610266943 A CN 201610266943A CN 105974050 B CN105974050 B CN 105974050B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/16—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using titration
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Abstract
The invention discloses a kind of devices of quick measurement calcium ion concentration, including pedestal, the pedestal is equipped with workbench, the base lower surface is equipped with multiple movable pulleys, the workbench is equipped with No.1 electronic balance, the workbench is equipped with overall reaction tank, hinge connection has reaction to cover at the overall reaction tank upper end-face edge, the workbench of the overall reaction tank side is equipped with No. three columns, No. three columns are equipped with No. three transverse slats, No. three transverse slat upper surfaces are provided with No. four circular through holes, No. three NaOH solution tank NaOHs are embedded in No. four circular through holes, connecting rod equipped with piston and connection piston in No. three NaOH solution tank NaOHs, the overall reaction tank side surface is provided with No. five circular through holes, the No.1 catheter inside No. five circular through holes and overall reaction tank by connecting.The invention has the advantages that of simple structure and strong practicability.
Description
Technical field
The present invention relates to calcium ions to measure field, particularly a kind of device of quick measurement calcium ion concentration.
Background technology
Under conditions of PH is 12-13, with disodium ethylene diamine tetra-acetic acid solution titration of calcium ions.Using calcium carboxylate as indicator
With calcium ion generation red complex (magnesium ion becomes magnesium hydrate precipitate in water, does not influence experimental result), when titration, dissociates
Calcium first react with disodium ethylene diamine tetraacetate, the calcium ion being complexed with indicator is subsequent to react with disodium ethylene diamine tetraacetate,
Solution becomes sapphirine by red when reaching terminal.
Invention content
The purpose of the present invention is to solve the above problems, devise a kind of device of quick measurement calcium ion concentration.
Realize above-mentioned purpose the technical scheme is that, a kind of device of quick measurement calcium ion concentration, including pedestal,
The pedestal is equipped with workbench, and the base lower surface is equipped with multiple movable pulleys, and the workbench is equipped with No.1 electronics day
Flat, the workbench is equipped with No.1 retort, and the workbench of the No.1 retort side is equipped with No.1 column, and described one
Number column is equipped with No.1 transverse slat, and the No.1 transverse slat upper surface is provided with No.1 circular through hole, and the No.1 circular through hole embeds
Equipped with No.1 NaOH solution tank NaOH, the No.1 NaOH solution tank NaOH lower surface is provided with No. two circular through holes, No. two circular through hole edges hinge
Chain link has No.1 electromagnetism to keep off door, and No. three circular through holes, No. three circles are provided on the No.1 NaOH solution tank NaOH lower end side surface
Embedded with No.1 catheter in through-hole, the workbench is equipped with No.1 circular groove, and two are equipped in the No.1 circular groove
Number retort, the workbench of No. two retort sides are equipped with No. two columns, and No. two columns are equipped with No. two transverse slats,
No.1 rectangular through-hole is provided on No. two transverse slats, rectangular funnel, the rectangular funnel are embedded in the No.1 rectangular through-hole
Interior lower surface is equipped with No. two electromagnetism and keeps off door, and No. two electromagnetism gear door upper surface is equipped with multiple accurate miniature pressure sensors, institute
The surface for stating No. two retort sides is equipped with No.1 folding shape stent, and the No.1 folding shape stent is equipped with rolls over shape branch through No.1
The miniature electric rotating machine of No.1 of frame, the miniature electric rotating machine round end of No.1 are equipped with abrasive wheel, and the workbench is equipped with
Overall reaction tank, at the overall reaction tank upper end-face edge hinge connection there is reaction to cover, set on the workbench of the overall reaction tank side
There are No. three columns, No. three columns are equipped with No. three transverse slats, and No. three transverse slat upper surfaces are provided with No. four circular through holes, described
It is described equipped with piston and the connecting rod for connecting piston in No. three NaOH solution tank NaOHs, No. three NaOH solution tank NaOHs in No. four circular through holes
Overall reaction tank side surface is provided with No. five circular through holes, and the No.1 catheter inside No. five circular through holes and overall reaction tank by connecting
It is logical.
The No.1 NaOH solution tank NaOH and No. three NaOH solution tank NaOHs are conical shell.
Scale strip is equipped with outside the No.1 NaOH solution tank NaOH and No. three NaOH solution tank NaOHs.
The No.1 catheter is equipped with solenoid valve.
The abrasive wheel matches with No. two retort sizes.
The overall reaction tank is the tank body of transparent glass.
The quantity of the movable pulley is 4-6.
The No.1 catheter other end is stretched into overall reaction tank.
The cross section of the piston and No. three NaOH solution tank NaOHs matches.
Hinge connection has rectangular cap at the rectangular funnel top surface edge.
The quick device for measuring calcium ion concentration made using technical scheme of the present invention, this calcium ion quickly measure examination
The features such as agent can detect the concentration of calcium ion in water, have the interference for reducing magnesium ion, and accuracy is high.
Description of the drawings
Fig. 1 is a kind of structure diagram of the device of quick measurement calcium ion concentration of the present invention；In figure, 1, pedestal；
2nd, workbench；3rd, movable pulley；4th, No.1 electronic balance；5th, No.1 retort；6th, No.1 column；7th, No.1 transverse slat；8th, No.1 is justified
Shape through-hole；9th, No.1 NaOH solution tank NaOH；10th, No. two circular through holes；11st, No.1 electromagnetism gear door；12nd, No. three circular through holes；13rd, No.1 is led
Liquid pipe；14th, No.1 circular groove；15th, No. two retort；16th, No. two columns；17th, No. two transverse slats；18th, No.1 rectangular through-hole；
19th, rectangular funnel；20th, No. two electromagnetism gear doors；21st, accurate miniature pressure sensor；22nd, No.1 folding shape stent；23rd, No.1 is miniature
Electric rotating machine；24th, abrasive wheel；25th, overall reaction tank；26th, reaction lid；27th, No. three columns；28th, No. three transverse slats；29th, No. four circles
Through-hole；30th, No. three NaOH solution tank NaOHs；31st, piston；32nd, connecting rod；33rd, No. five circular through holes；34th, scale strip；35th, solenoid valve.
Specific embodiment
The present invention is specifically described below in conjunction with the accompanying drawings, as shown in Figure 1, a kind of dress of quick measurement calcium ion concentration
It puts, including pedestal (1), the pedestal (1) is equipped with workbench (2), and pedestal (1) lower surface is equipped with multiple movable pulleys (3),
The workbench (2) is equipped with No.1 electronic balance (4), and the workbench (2) is equipped with No.1 retort (5), the No.1
The workbench (2) of retort (5) side is equipped with No.1 column (6), and the No.1 column (6) is equipped with No.1 transverse slat (7), institute
It states No.1 transverse slat (7) upper surface and is provided with No.1 circular through hole (8), No.1 NaOH solution tank NaOH is embedded in the No.1 circular through hole (8)
(9), No.1 NaOH solution tank NaOH (9) lower surface is provided with No. two circular through holes (10), No. two circular through holes (10) the edge hinge
Chain link has No.1 electromagnetism to keep off door (11), and No. three circular through holes (12), institute are provided on No.1 NaOH solution tank NaOH (9) the lower end side surface
It states in No. three circular through holes (12) and is equipped with No.1 circular groove (14) embedded with No.1 catheter (13), the workbench (2),
No. two retort (15) are equipped in the No.1 circular groove (14), on the workbench (2) of No. two retort (15) side
Equipped with No. two columns (16), No. two columns (16) are equipped with No. two transverse slats (17), and one is provided on No. two transverse slats (17)
Number rectangular through-hole (18), in the No.1 rectangular through-hole (18) in rectangular funnel (19), the rectangular funnel (19) under
Surface is equipped with No. two electromagnetism and keeps off door (20), and described No. two electromagnetism gear door (20) upper surface is equipped with multiple accurate miniature pressure sensors
(21), the surface of No. two retort (15) side is equipped with No.1 folding shape stent (22), the No.1 folding shape stent (22)
It is equipped with the miniature electric rotating machine of No.1 (23) through No.1 folding shape stent (22), the miniature electric rotating machine of No.1 (23) rotation
End is equipped with abrasive wheel (24), and the workbench (2) is equipped with overall reaction tank (25), at overall reaction tank (25) upper end-face edge
Hinge connection has a reaction lid (26), and the workbench (2) of overall reaction tank (25) side is equipped with No. three columns (27), and described three
Number column (27) is equipped with No. three transverse slats (28), and No. three transverse slats (28) upper surface is provided with No. four circular through holes (29), described
Piston (31) and connection are equipped in No. four circular through holes (29) in No. three NaOH solution tank NaOHs (30), No. three NaOH solution tank NaOHs (30)
The connecting rod (32) of piston (31), overall reaction tank (25) side surface are provided with No. five circular through holes (33), the No.1 catheter
(13) by being connected inside No. five circular through holes (33) and overall reaction tank (25)；The No.1 NaOH solution tank NaOH (9) and No. three NaOH solution tank NaOHs
(30) it is conical shell；Scale strip (34) is equipped with outside the No.1 NaOH solution tank NaOH (9) and No. three NaOH solution tank NaOHs (30)；The No.1
Catheter (13) is equipped with solenoid valve (35)；The abrasive wheel (24) matches with No. two retort (15) sizes；It is described total anti-
Answer the tank body that tank (25) is transparent glass；The quantity of the movable pulley (3) is 4-6；No.1 catheter (13) other end
It stretches into overall reaction tank (25)；The cross section of the piston (31) and No. three NaOH solution tank NaOHs (30) matches；The rectangular funnel
(19) hinge connection has rectangular cap at top surface edge.
The characteristics of the present embodiment is, pedestal is equipped with workbench, and base lower surface is equipped with multiple movable pulleys, on workbench
Equipped with No.1 electronic balance, workbench is equipped with No.1 retort, and the workbench of No.1 retort side is equipped with No.1 column,
No.1 column is equipped with No.1 transverse slat, and No.1 transverse slat upper surface is provided with No.1 circular through hole, one is embedded in No.1 circular through hole
Number NaOH solution tank NaOH, No.1 NaOH solution tank NaOH lower surface are provided with No. two circular through holes, and No. two circular through hole edge hinge connections have the No.1 electric
Magnetic keeps off door, and No. three circular through holes are provided on the side surface of No.1 retort lower end, No.1 catheter is embedded in No. three circular through holes,
Workbench is equipped with No.1 circular groove, and No. two retort, the workbench of No. two retort sides are equipped in No.1 circular groove
No. two columns are equipped with, No. two columns are equipped with No. two transverse slats, No.1 rectangular through-hole, No.1 rectangular through-hole are provided on No. two transverse slats
The interior lower surface in rectangular funnel, rectangular funnel is equipped with No. two electromagnetism and keeps off door, and No. two electromagnetism gear door upper surfaces are equipped with multiple
Accurate miniature pressure sensor, the surface of No. two retort sides are equipped with No.1 and roll over shape stent, and No.1 folding shape stent is equipped with
Through the miniature electric rotating machine of No.1 of No.1 folding shape stent, the miniature electric rotating machine round end of No.1 is equipped with abrasive wheel, workbench
Equipped with overall reaction tank, at overall reaction tank upper end-face edge, hinge connection, which has, reacts lid, and the workbench of overall reaction tank side is equipped with
No. three columns, No. three columns are equipped with No. three transverse slats, and No. three transverse slat upper surfaces are provided with No. four circular through holes, in No. four circular through holes
The connecting rod equipped with piston and connection piston in No. three NaOH solution tank NaOHs, No. three NaOH solution tank NaOHs, overall reaction tank side surface is provided with No. five
Circular through hole, for No.1 catheter by being connected inside No. five circular through holes and overall reaction tank, the quick measure reagent of this calcium ion can
To detect the concentration of calcium ion in water, with the features such as interference for reducing magnesium ion, accuracy is high.
In the present embodiment, the title of this instrument be a kind of device of quick measurement calcium ion concentration first, when this instrument
When device normal operation, there are one No.1 electronic balances on the table, are for weighing, are equipped on the table later
No.1 retort, for being chemically reacted.There is No.1 column on No.1 retort side later, on it equipped with No.1 horizontal stroke
Plate, and have in No.1 circular through hole on No.1 transverse slat and be provided with No. two circular through holes two embedded with lower surface after No.1 NaOH solution tank NaOH
Hinge connection has No.1 electromagnetism to keep off door at number circular through hole edge.No. three circular through holes are provided on the side surface of No.1 NaOH solution tank NaOH lower end
It is interior to be embedded with No.1 catheter, and have solenoid valve on No.1 catheter, while go deep into overall reaction tank.Later on the table
Equipped with No.1 circular groove, there are No. two retort in No.1 circular groove.No. two columns are equipped with No. two retort sides,
No. two transverse slats are equipped with, No.1 rectangular through-hole is provided on No. two transverse slats, rectangular funnel, and square are embedded in No.1 rectangular through-hole
Lower surface is equipped with No. two electromagnetism and keeps off door in shape funnel, and has accurate miniature pressure sensor on No. two electromagnetism gear doors.And
There is No.1 to roll over shape stent in No. two retort, grinding is being equipped on the No.1 folding miniature electric rotating machine round end of shape stent No.1
Wheel.It polishes.Overall reaction tank is that have reaction to cover later.On the workbench of overall reaction tank side be equipped with No. three columns, No. three
There are No. three transverse slats on column, have on No. three transverse slats and No. three NaOH solution tank NaOHs three are embedded in No. four circular through holes of No. four circular through holes
Piston overall reaction tank side surface is equipped in number NaOH solution tank NaOH and is provided with No. five circular through holes, No.1 catheter by No. five circular through holes and
It is connected inside overall reaction tank.This instrument is transportable later, and multiple movable pulleys are equipped in base lower surface.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The principle of the present invention is embodied to some variations that some of which part may be made, belongs to the scope of protection of the present invention it
It is interior.
Claims (9)
1. a kind of device of quick measurement calcium ion concentration, including pedestal (1), which is characterized in that the pedestal (1) is equipped with work
Make platform (2), pedestal (1) lower surface is equipped with multiple movable pulleys (3), and the workbench (2) is equipped with No.1 electronic balance
(4), the workbench (2) is equipped with No.1 retort (5), and the workbench (2) of No.1 retort (5) side is equipped with one
Number column (6), the No.1 column (6) are equipped with No.1 transverse slat (7), and No.1 transverse slat (7) upper surface is provided with No.1 circle
Through-hole (8), the No.1 circular through hole (8) is interior embedded with No.1 NaOH solution tank NaOH (9), and No.1 NaOH solution tank NaOH (9) lower surface is provided with
No. two circular through holes (10), No. two circular through holes (10) the edge hinge connection have No.1 electromagnetism keep off door (11), described one
No. three circular through holes (12) are provided on number NaOH solution tank NaOH (9) lower end side surface, No.1 is embedded in No. three circular through holes (12)
Catheter (13), the workbench (2) are equipped with No.1 circular groove (14), No. two are equipped in the No.1 circular groove (14)
Retort (15), the workbench (2) of No. two retort (15) side are equipped with No. two columns (16), No. two columns
(16) No. two transverse slats (17) are equipped with, are provided with No.1 rectangular through-hole (18) on No. two transverse slats (17), the No.1 rectangle leads to
Embedded with rectangular funnel (19) in hole (18), the interior lower surface of the rectangular funnel (19) is equipped with No. two electromagnetism and keeps off door (20), described
No. two electromagnetism gear door (20) upper surfaces are equipped with multiple accurate miniature pressure sensors (21), No. two retort (15) side
Surface is equipped with No.1 folding shape stent (22), and the No.1 folding shape stent (22) is equipped with one through No.1 folding shape stent (22)
Number miniature electric rotating machine (23), the miniature electric rotating machine of No.1 (23) round end are equipped with abrasive wheel (24), the workbench
(2) be equipped with overall reaction tank (25), at overall reaction tank (25) upper end-face edge hinge connection have reaction lid (26), it is described total anti-
The workbench (2) of tank (25) side is answered to be equipped with No. three columns (27), No. three columns (27) are equipped with No. three transverse slats (28),
No. three transverse slats (28) upper surface is provided with No. four circular through holes (29), and No. four circular through holes (29) are interior molten embedded with No. three
Flow container (30), the interior connecting rod (32) equipped with piston (31) and connection piston (31) of No. three NaOH solution tank NaOHs (30), the overall reaction
Tank (25) side surface is provided with No. five circular through holes (33), and the No.1 catheter (13) is anti-by No. five circular through holes (33) and always
It answers and is connected inside tank (25), the No.1 NaOH solution tank NaOH (9) and No. three NaOH solution tank NaOHs (30) are conical shell.
A kind of 2. device of quick measurement calcium ion concentration according to claim 1, which is characterized in that the No.1 solution
Scale strip (34) is equipped with outside tank (9) and No. three NaOH solution tank NaOHs (30).
A kind of 3. device of quick measurement calcium ion concentration according to claim 1, which is characterized in that the No.1 drain
It manages (13) and is equipped with solenoid valve (35).
A kind of 4. device of quick measurement calcium ion concentration according to claim 1, which is characterized in that the abrasive wheel
(24) match with No. two retort (15) sizes.
A kind of 5. device of quick measurement calcium ion concentration according to claim 1, which is characterized in that the overall reaction tank
(25) it is the tank body of transparent glass.
A kind of 6. device of quick measurement calcium ion concentration according to claim 1, which is characterized in that the movable pulley
(3) quantity is 4-6.
A kind of 7. device of quick measurement calcium ion concentration according to claim 1, which is characterized in that the No.1 drain
Pipe (13) other end is stretched into overall reaction tank (25).
A kind of 8. device of quick measurement calcium ion concentration according to claim 1, which is characterized in that the piston (31)
Match with the cross section of No. three NaOH solution tank NaOHs (30).
A kind of 9. device of quick measurement calcium ion concentration according to claim 1, which is characterized in that the rectangular funnel
(19) hinge connection has rectangular cap at top surface edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610266943.8A CN105974050B (en) | 2016-04-26 | 2016-04-26 | A kind of device of quick measurement calcium ion concentration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610266943.8A CN105974050B (en) | 2016-04-26 | 2016-04-26 | A kind of device of quick measurement calcium ion concentration |
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| Publication Number | Publication Date |
|---|---|
| CN105974050A CN105974050A (en) | 2016-09-28 |
| CN105974050B true CN105974050B (en) | 2018-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610266943.8A Active CN105974050B (en) | 2016-04-26 | 2016-04-26 | A kind of device of quick measurement calcium ion concentration |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101038259A (en) * | 2006-03-14 | 2007-09-19 | 中电投远达环保工程有限公司 | Method for measuring component of limestone CaCO3 and MgCO3. |
| CN101658773A (en) * | 2008-08-26 | 2010-03-03 | 希森美康株式会社 | Reagent preparing apparatus, sample processing apparatus and reagent preparing method |
| CN102213704A (en) * | 2011-03-30 | 2011-10-12 | 太原重工股份有限公司 | Method for measuring contents of silicon-calcium elements in silicon-calcium alloy |
| CN102507573A (en) * | 2011-11-17 | 2012-06-20 | 王慧屏 | Method for measuring content of calcium ions in oil field water |
| CN103837531A (en) * | 2014-03-25 | 2014-06-04 | 黑龙江八一农垦大学 | Reagent for detecting blood calcium of milk in semi-quantitative way |
| CN104297236A (en) * | 2014-10-11 | 2015-01-21 | 武钢集团昆明钢铁股份有限公司 | Method for detecting content of active calcium oxide and non-active calcium oxide in lime |
| CN105136975A (en) * | 2015-09-01 | 2015-12-09 | 武汉钢铁(集团)公司 | Method for determining content of calcium fluoride in fluorite |
| CN105467068A (en) * | 2015-12-24 | 2016-04-06 | 阳谷祥光铜业有限公司 | Method for detecting copper, iron and calcium in flash converting furnace slag |
-
2016
- 2016-04-26 CN CN201610266943.8A patent/CN105974050B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101038259A (en) * | 2006-03-14 | 2007-09-19 | 中电投远达环保工程有限公司 | Method for measuring component of limestone CaCO3 and MgCO3. |
| CN101658773A (en) * | 2008-08-26 | 2010-03-03 | 希森美康株式会社 | Reagent preparing apparatus, sample processing apparatus and reagent preparing method |
| CN102213704A (en) * | 2011-03-30 | 2011-10-12 | 太原重工股份有限公司 | Method for measuring contents of silicon-calcium elements in silicon-calcium alloy |
| CN102507573A (en) * | 2011-11-17 | 2012-06-20 | 王慧屏 | Method for measuring content of calcium ions in oil field water |
| CN103837531A (en) * | 2014-03-25 | 2014-06-04 | 黑龙江八一农垦大学 | Reagent for detecting blood calcium of milk in semi-quantitative way |
| CN104297236A (en) * | 2014-10-11 | 2015-01-21 | 武钢集团昆明钢铁股份有限公司 | Method for detecting content of active calcium oxide and non-active calcium oxide in lime |
| CN105136975A (en) * | 2015-09-01 | 2015-12-09 | 武汉钢铁(集团)公司 | Method for determining content of calcium fluoride in fluorite |
| CN105467068A (en) * | 2015-12-24 | 2016-04-06 | 阳谷祥光铜业有限公司 | Method for detecting copper, iron and calcium in flash converting furnace slag |
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| CN105974050A (en) | 2016-09-28 |
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