CN102645466A - Electrolysis current measuring electrode - Google Patents
Electrolysis current measuring electrode Download PDFInfo
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- CN102645466A CN102645466A CN2012100339115A CN201210033911A CN102645466A CN 102645466 A CN102645466 A CN 102645466A CN 2012100339115 A CN2012100339115 A CN 2012100339115A CN 201210033911 A CN201210033911 A CN 201210033911A CN 102645466 A CN102645466 A CN 102645466A
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Abstract
The invention provides an electrolysis current measuring electrode for measuring by making a measuring electrode perform circular motion, which can be stably applied for a long term and is excellent environmentally. The electrolysis current measuring electrode is characterized by comprising a measuring electrode support body (16) with one end being a rotary end and the other end being a driving end; a support basal body (3) having a through hole for inserting the measuring electrode support body (16); a bearing (19) keeping a retaining position between the rotary end and the driving end of the measuring electrode support body (16) on the support basal body; a motor (10) connected with the driving end of the measuring electrode support body and making the measuring electrode support body perform precession motion with the retaining position as the pivot; a measuring electrode (18) equipped on the rotary end of the measuring electrode support body (16); a measuring electrode contact equipped adjacent to the retaining position of the measuring electrode support body (16) and electrically connected with the measuring electrode; a fixed contact equipped on the support basal body and a conducting spring (65) making the measuring electrode contact electrically connected with the fixed contact.
Description
Technical field
The present invention relates to the Faradaic current potential electrode.In more detail, relate to and make the Faradaic current potential electrode that detects utmost point rotation (circular motion) and come through polarography (polarographic) mode or galvanic cell mode the pairing Faradaic current of the composition in the sample liquid is measured.
Background technology
Always, with the purpose that is measured as of residual chlorine, dissolved ozone, chlorine demand, chlorine dioxide etc., use be the Faradaic current measurement mechanism of polarography mode or galvanic cell mode.
In these metering systems, in sample liquid, flood: the detection utmost point that constitutes by the noble metal of platinum, gold etc. or vitreous carbon etc.; With constitute by the silver that has fully big surface area with respect to detection etc. to the utmost point; And between two interpolars, apply suitable fixed voltage and make the electrolytic reduction (or oxidation) of measuring object composition take place just to obtain Faradaic current, through it being measured the concentration of trying to achieve predetermined component at detection utmost point neighborhood.
In such metering system, obtain thin and uniform diffusion layer on the surface of detecting the utmost point, and the proportional Faradaic current of concentration (dissufion current) of measurement and measuring object composition.In order to obtain this diffusion layer constantly, what carry out is to give and detect extremely surperficial corresponding certain linear velocity for sample liquid.What promptly will carry out is to make sample liquid with respect to detecting extremely surperficial the flowing of relativity of carrying out.
As making sample liquid with respect to detecting the extremely surperficial method that flows of carrying out relativity, what always adopt is the mobile method of the utmost point and the method for mobile sample liquid of detecting.Wherein, move the method that detects the utmost point, so can not be with directly being connected on the galvanometer from the lead that detects the utmost point because need high-speed mobile to detect the utmost point.Therefore, in the starting stage, via mobile mercury is arranged, used will from the lead that detects the utmost point with guide the mercury-wetted contact that galvanometric lead is connected into, but the existence of the problem on the environment.
Therefore, as the method does not use mercury contact, carried out, the ends of the mounting support member for detecting precession (years old Poor: precession) movement, and in a precession movement of the position of the pivot connection neighborhood wire (patent Document 1).In this case, because as the stationkeeping of the fulcrum of precessional motion, so can directly connect galvanometer and the lead of guiding the impressed voltage circuit into.
[look-ahead technique document]
[patent documentation]
The practical new case of [patent documentation 1] Japan is registered communique No. 2575178
But,, also can't avoid associated movement and the vibration that comes even as the position of the fulcrum of precessional motion itself.Say nothing of that in reality, can to connect the lead part be not fulcrum itself, but the neighborhood of fulcrum can't be avoided vibration in this case especially.When therefore as patent documentation 1, connecting lead, through long-term use, the anxiety that broken string takes place at link position exists.
Summary of the invention
The present invention In view of the foregoing does, and provides a kind of and can steady in a long-term use and also excellent Faradaic current potential electrode aspect environment.
In order to reach above-mentioned problem, the present invention adopts following structure.
[1] a kind of Faradaic current potential electrode is characterized in that having: an end is the detection utmost point supporting mass of drive end for rotating the end and the other end; Have and let the support base of the through hole that this detection utmost point supporting mass inserts; To remain on the bearing on the said support base in the rotation end of said detection utmost point supporting mass and the holding position between the drive end; With the drive end binding of said detection utmost point supporting mass and with said holding position is the driving mechanism that fulcrum makes this detection utmost point supporting mass carry out precessional motion; Be arranged at the detection utmost point of the rotation end of said detection utmost point supporting mass; Be installed in the holding position neighborhood of said detection utmost point supporting mass and the detection utmost point contact that is electrically connected with the said detection utmost point; Be installed on the fixed contact of said support base; Make the electric conductivity spring that is able to be electrically connected between said detection utmost point contact and the fixed contact.
[2], wherein,, make the vibration of said detection utmost point contact be able to suppress through being fixed on a pair of spring pin on the said support base according to [1] described Faradaic current potential electrode.
[3] according to [1] or [2] described Faradaic current potential electrode, wherein, also have the utmost point, this is provided with according to the mode around the outer circumferential side of said detection utmost point supporting mass the utmost point.
Faradaic current potential electrode of the present invention can steady in a long-termly be used, and also excellent aspect environment.
Description of drawings
Fig. 1 is the longitudinal diagram of the electrode of first embodiment of the present invention.
Fig. 2 is the II-II sectional view of Fig. 1 and Fig. 6.
Fig. 3 is the longitudinal diagram of the electrode of second embodiment of the present invention.
Fig. 4 is the part enlarged drawing of Fig. 3.
Fig. 5 is the V-V sectional view of Fig. 3.
Fig. 6 is the longitudinal diagram of the electrode of the 3rd embodiment of the present invention.
[explanation of symbol]
1A, 1B, 1C electrode
3,3C support base
5 pairs of utmost points
10 motor
14,14B connection shaft
15,15B support rod
16,16B detects utmost point supporting mass
17 guide space
18,18B detects the utmost point
19 bearings
41,42,53 leads
43,43B connecting cylinder
44 top guide space
45,45B connecting elements
53 leads
61 bolts
62,62 nuts
63,73 bolts
64,74 packing rings
65,75 electric conductivity springs
69,71 external screws
68 spring pin
Embodiment
[first embodiment]
Below, along accompanying drawing embodiment of the present invention is described.Fig. 1 is the sectional view as the electrode 1A of the Faradaic current potential electrode of first embodiment.With regard to electrode 1A shown in Figure 1, be provided with housing 2 roughly cylindraceous, be connected with supporting substrates 3 at the peristome of a side of this housing 2, this supporting substrates 3 is equipped with along axial through hole 3a at central part.In the axial substantial middle portion of this support base 3, with the window 3b of paired up and down circle, 3b penetrates into relative side face according to the side face from a side mode and axially wear orthogonal.In addition, near its front end, make recess 3c, and spread all over whole of this recess 3c and pair utmost point 5 is arranged around volume in circumferential formation.In addition, this to the utmost point 5 below, be provided with the cap 6 that constitutes by net with the mode of the front end that covers supporting substrates 3, and sample liquid 26 can pass through cap 6 inflow and outflows.In addition, in cap 6, take in the globule 7 of the detection utmost point of stating after being useful on cleaning 18 in a large number.And, be provided with Intranet 8 in the position that covers previous window 3b from the inboard, to prevent the outflow of globule 7.
In the inside of housing 2 motor 10 is installed, between motor 10 and support base 3, has clamped pillar 11.On the turning axle 12 of this motor 10, be connected with ball bearing 13, constitute driving mechanism with ball bearing 13 by this motor 10.On ball bearing 13, link connection shaft 14 is arranged.And this turning axle 12 is set to about 3 degree with connection shaft 14 formed angles, through the driving of motor 10, makes the position with ball bearing 13 bindings of connection shaft 14 carry out circular motion.
This connection shaft 14 is made up of metal, and in its lower end support rod 15 is twisted to close (screwing togather) via metal connecting cylinder 43.That is, be provided with female screw, twisting the outer peripheral faces that close with connecting cylinder 43 and be provided with pin thread at connection shaft 14 at the inner peripheral surface of connecting cylinder 43.And, be provided with pin thread at the outer peripheral face of connecting cylinder 43, twisting the inner peripheral surfaces that close with connecting cylinder 43 and be provided with female screw in support rod 15.So, constitute right to examin supporting mass 16 by this connection shaft 14, support rod 15 and connecting cylinder 43.
Front end in support rod 15 is provided with the detection utmost point 18.In addition, be used to make guide space 17 that the lead 41 that detects the utmost point 18 passes through by along the inner axial formation of support plate 15.Lead 41 is welded on the connecting cylinder 43 via guide space 17 and is electrically connected with connecting cylinder 43.
Detect the utmost point 18, to the signal of the utmost point 5, finally derived, and as required via this connector 25 from the connector 25 of housing 2 upper ends, can be to detecting the utmost point 18, applying the impressed voltage of regulation between to the utmost point 5.In addition, via this connector 25, carry out supplying with to the electric power of motor 10.
Detect utmost point supporting mass 16 at upside (drive end side) to the last side-prominent of through hole 3a and downside (rotation end side) is inserted among the through hole 3a of supporting substrates 3 under the following side-prominent state of through hole 3a.And the middle part of connection shaft 14 becomes the holding position that is kept by bearing 19, and via this bearing 19, detection utmost point supporting mass 16 is installed in the upper end of supporting substrates 3 and a little more leans on downside.The downside (rotation end side) that detects the support plate 15 of utmost point supporting mass 16 is configured in the position that keeps apart from the bottom of cap 6.
This bearing 19 is made up of the flange part 19b that on connection shaft 14 directions, is the tube 19a of portion cylindraceous and around this 19a, expand along radial direction, and is formed by elastomeric material.And the 19a of tube portion connects airtight on connection shaft 14 with high pressure and becomes the state of complete water seal, and in addition, flange part 19b becomes the state of flexible (flexible) in by the space of hold-down ring 20 and the collar (collar) 21,22 regulations.Therefore, detecting utmost point supporting mass 16 is that fulcrum makes its upside (drive end side) carry out circular motion with the position that roughly is positioned at flange part 19b, and reaching the precessional motion that makes downside (rotation end side) also carry out circular motion thus is possible state.
Like Fig. 1, shown in Figure 2; On connection shaft 14; More leaning on ball bearing 13 sides (drive end side) than said holding position; Bolt 61 is screwed into according to the mode outstanding with axially vertically making its front, and twists in the front of outstanding bolt 61 and to have closed a pair of nut 62,62, and is made up of by one with nut 62,62 this bolt 61 and is installed in the detection utmost point contact of detecting on the utmost point supporting mass 16.On the other hand, bolt 63 is tightened the upper surface side that is arranged on supporting substrates 3 via packing ring 64, and constitutes fixed contact by this bolt 63 with packing ring 64.
In addition, one of electric conductivity spring 65 distolaterally be clamped in a pair of nut 62, between 62 and the other end be clamped between bolt 63 and the packing ring 64.And, between bolt 63 and packing ring 64, sandwich the crimp type terminal 67 of being located at lead 66 front ends.
In addition, according to clipping,, and rolling of bolt 61 is inhibited through this a pair of spring pin 68,68 with a pair of spring pin 68, the 68 outstanding upper surface side that are arranged on supporting substrates 3 from the mode of the front end of the outstanding bolt 61 of connection shaft 14.
According to above structure, detect between the utmost point 18 and the connector 25, be electrically connected through lead 41, connecting cylinder 43, connection shaft 14, bolt 61 and nut 62,62, electric conductivity spring 65, bolt 63 and packing ring 64, crimp type terminal 67 and lead 66.
Also have, make lead (omitting diagram) being able to connect between the utmost point 5 and the connector 25, to the utmost point 5 sides through in the supporting substrates 3 and exported to support base 3 upper surface side.
If the lower end of the electrode 1A of this embodiment is immersed in the sample liquid 26, then sample liquid 26 is invaded in the caps 6 and from window 3b and is flowed out.Thus, sample liquid 26 contacts with detecting the utmost point 18, and also with around twisting in the utmost point 5 is contacted on the support base 3.Under this state, make motor 10 work and make turning axle 12 rotations.If so, then the position with ball bearing 13 bindings of connection shaft 14 begins to move in a circle, but because the substantial middle of connection shaft 14 is kept by deformable bearing 19, so shift in position is suppressed.Therefore, the connection shaft 14 that becomes one via connecting cylinder 43 is that fulcrum carries out precessional motion with the holding position based on bearing 19, and detects the utmost point 18 and carry out circular motion with support rod 15, promptly detect utmost point supporting mass 16.And, apply voltage to the detection utmost point 18 with between as required, and measure the dissufion current (Faradaic current) that flows at the two poles of the earth the utmost point 5.Also have, when needing to add reagent, in sample liquid 26, add reagent in advance.
Make the 16 beginning precessional motions of detection utmost point supporting mass if make motor 10 work, the bolt 61 that then is electrically connected with the detection utmost point 18 also unavoidably carries out some circular motion with nut 62,62 (detecting utmost point contact), and becomes the state that vibrates with respect to connector 25.Therefore, when this detection utmost point contact directly was connected by lead with connector 25, the anxiety that broken string takes place because of long-term use existed.
With respect to this; In electrode 1A; Even setting is fixed on the support base 3 and motor 10 work still can be with respect to the bolt 63 and the packing ring 64 (fixed contact) of connector 25 maintenance stationary states; And make by electric conductivity spring 65 to be able between above-mentioned detection utmost point contact and the fixed contact connect, thus, the vibration that detects utmost point contact is absorbed by electric conductivity spring 65 and two contacts are electrically connected.Therefore, on one side can avoid causing the generation of the such stress of broken string, be electrically connected Yi Bian make to detect between the utmost point 18 and the connector 25.
Also have, the utmost point 5 is provided with according to the mode around the outer circumferential side of support base 3, even therefore motor 10 work still become the state static with respect to connector 25.Therefore, between the utmost point 5 and connector 25, can connect through the common method of attachment of using lead etc.
[second embodiment]
Fig. 3 is the sectional view as the electrode 1B of the Faradaic current potential electrode of second embodiment.In Fig. 3,, and omit its explanation for the structural elements additional phase identical symbol together with Fig. 1.
Among the electrode 1B, except detecting the utmost point 18, detect utmost point 18B in addition.Therefore, the detection utmost point supporting mass 16B of this embodiment has the center axial region with the peripheral part insulation, detects utmost point 18B and is directed to electrode contacts via this center axial region.
Below, utilization Fig. 4 is elaborated for detecting utmost point supporting mass 16B.Periderm is twisted and has been closed metal connecting cylinder 43B outside the bottom of connection shaft 14B, twists at the outer periderm of this connecting cylinder 43B and has closed support rod 15B.Thus, constitute detection utmost point supporting mass 16B by connection shaft 14B, support rod 15B and connecting cylinder 43B.
In the inside of connection shaft 14B, be formed with vertically and be used to top guide space 44 that lead 53 is passed through.In addition, connecting cylinder 43B also has axial through hole.
Then, the top of the below of guide space 44 to guide space 17 from top along the central shaft of connection shaft 14B and connecting cylinder 43B, is through with metal connecting elements 45.This connecting elements 45 is carried out electrical isolation by insulator 51,52 respectively with connection shaft 14B, connecting cylinder 43B.
The top 42a of the front end of the lead 42 of detection utmost point 18B inserts the recess of the bottom that is embedded in connecting elements 45.In addition, the recess in the upper end of connecting elements 45 is inserted a distolateral top 53a who is embedded with the lead 53 of deriving side.Thus, the conducting of lead 42 and lead 53 is accomplished.
In addition, on connection shaft 14B, more leaning on ball bearing 13 sides (drive end side) than the holding position based on bearing 19, external screw 71 quilts of metal hollow are installed with axial vertical mode.This external screw 71 be installed in via insulator 79 that connection shaft 14B goes up and with connection shaft 14B electrical isolation.And, in the front of dendritic outstanding external screw 71, twist and closed a pair of nut 72,72.And the top 53b that another of lead 53 is distolateral through the hollow bulb of external screw 71,, realizes and the conducting of external screw 71 by scolder 78 sealing in the front of external screw 71 thus.
Constitute to be installed in by this scolder 78, external screw 71 and nut 72,72 and detect the detection utmost point contact that the detection utmost point 18B on the utmost point supporting mass 16B uses by one.
On the other hand, like Fig. 3 and shown in Figure 5, bolt 73 is tightened the upper surface side that is arranged on supporting basic 3 via packing ring 74, is made up of these bolt 73 packing rings 74 and detects the fixed contact that utmost point 18B uses.
In addition, one of electric conductivity spring 75 distolaterally be clamped in a pair of nut 72, between 72 and the other end be clamped between bolt 73 packing rings 74.And, between bolt 73 and packing ring 74, sandwich the crimp type terminal 77 of being located at lead 76 front ends.
As shown in Figure 4, the lead 41 (the top 41a of front end) that detects the utmost point 18 is the same with first embodiment, is welded on the connecting cylinder 43B.
In addition, tighten at connecting cylinder 43B on the connection shaft 14B of joint, in a side relative with external screw 71, external screw 69 quilts are installed with axial vertical mode, in the front of dendritic outstanding external screw 69, twist and have closed a pair of nut 62,62.Constitute the detection utmost point contact that is installed in the detection utmost point 18 usefulness on the detection utmost point supporting mass 16B by one by this external screw 69 and nut 62,62.
On the other hand, like Fig. 3 and shown in Figure 5, bolt 63 is tightened the upper surface side that is arranged on supporting basic 3 via packing ring 64, is made up of the fixed contact that detects the utmost point 18 usefulness these bolt 63 packing rings 64.
In addition, one of electric conductivity spring 65 distolaterally be clamped in a pair of nut 62, between 62 and the other end be clamped between bolt 63 and the packing ring 64.And, between bolt 63 and packing ring 64, sandwich the crimp type terminal 67 of being located at lead 66 front ends.
In addition, to clamp from the mode of the front end of the outstanding external screw 69 of connection shaft 14, a pair of spring pin 68,68 is by the outstanding upper surface side that is arranged on supporting substrates 3, and through this a pair of spring pin 68,68, rolling of external screw 69 is inhibited.
According to above structure; Detect between utmost point 18B and the connector 25, be electrically connected via lead 42, connecting elements 45, lead 53, scolder 78, external screw 71 and nut 72,72, electric conductivity spring 75, bolt 73 and packing ring 74, crimp type terminal 77 and lead 76.
In addition, detect between the utmost point 18 and the connector 25, be electrically connected via lead 41, connecting cylinder 43B, connection shaft 14B, external screw 69 and nut 62,62, electric conductivity spring 65, bolt 63 and packing ring 64, crimp type terminal 67 and lead 66.
Also have, make to the lead (omitting diagram) that is able to connect between the utmost point 5 and the connector 25 to the utmost point 5 sides through in the supporting substrates 3 and exported to support base 3 upper surface side.
If the lower end of the electrode 1B of this embodiment is immersed in the sample liquid 26, then sample liquid 26 is invaded in the caps 6, and with detect the utmost point 18, detect utmost point 18B and contact, and also with around twisting in the utmost point 5 is contacted on the support base 3.Under this state, make motor 10 work and make turning axle 12 rotations.If so, then the position with ball bearing 13 bindings of connection shaft 14B begins to move in a circle, but because the substantial middle of connection shaft 14B is kept by deformable bearing 19, so keep static state substantially.Therefore, become via connecting cylinder 43B one connection shaft 14B and support rod 15B, promptly detect utmost point supporting mass 16B, be that fulcrum carries out precessional motion with holding position, and detect the utmost point 18, detect utmost point 18B and carry out circular motion based on bearing 19.And, as required to detect the utmost point 18 and to the utmost point 5 between, detect utmost point 18B and to the utmost point 5 between apply voltage respectively, and measure the dissufion current (Faradaic current) that flows at the two poles of the earth separately.In this case, because have a plurality of detection utmost points, so can access the pairing dissufion current (Faradaic current) separately of heterogeneity.Therefore, the measurement that can carry out multicomponent concentration is carried out obtaining individually simultaneously etc.Also have, when needing to add reagent, in sample liquid 26, add reagent in advance.
Make detection utmost point supporting mass 16B begin precessional motion if make motor 10 work; The external screw 69 that then is electrically connected and nut 62,62 (detecting the detection utmost point contacts of the utmost point 18 usefulness) with the detection utmost point 18; With scolder 78, external screw 71 and the nut 62,62 (detecting the detection utmost point contact that utmost point 18B uses) that are electrically connected with detection utmost point 18B; All also unavoidably carry out some circular motion, and become state with respect to connector 25 vibrations.Therefore, when these detection utmost point contacts directly were connected by lead with connector 25, the anxiety that broken string takes place because of long-term use existed.
With respect to this; In electrode 1B; Setting is fixed on the support base 3; Even and motor 10 work still can keep the bolt 63 and packing ring 64 (detecting the fixed contact of the utmost point 18 usefulness) and bolt 73 and packing ring 74 (detecting the fixed contact that utmost point 18B uses) of stationary state with respect to connector 25; And make above-mentioned respectively the detection be able between utmost point contact and the fixed contact connect by electric conductivity spring 65,75 respectively, thus, the vibration that detects utmost point contact is absorbed by electric conductivity spring 65,75 and two contacts separately are electrically connected.Therefore, on one side can avoid causing the generation of the such stress of broken string, make on one side to detect between the utmost point 18 and detection utmost point 18B and the connector 25 to be electrically connected.
[the 3rd embodiment]
Fig. 6 is the sectional view as the electrode 1C of the flow cell of the Faradaic current potential electrode of the 3rd embodiment (flow cell) type.In Fig. 6,, and omit its explanation for the structural elements additional phase identical symbol together with Fig. 1.
The support base 3C of this embodiment forming the leading section of thin-walled, at the window that circumferentially is equipped with 4 circles 4, is provided with the utmost point 5 at the side face that comprises this window 4.Have again,, be connected with the pond that is used to constitute measuring cell with wall body 9 via O-ring 9C at the base end part of support base 3C; The central authorities with the leading section of wall body 9 in this pond are equipped with the sample liquid ostium 9a that test portion flows into usefulness, and at the sidewall of base end neighborhood, are equipped with the sample liquid tap hole 9b that sample liquid flows out usefulness.In addition, on support base 3C, be provided with the thermistor (thermistor) 24 of the temperature that is used to detect sample liquid.Intranet 8C is set at the position that covers window 4 from the inboard.Other point is all identical with first embodiment.
In order to use the sensor measurement dissufion current (Faradaic current) of this embodiment, at first, 9a imports sample liquid 26 continuously from the sample liquid ostium, and discharges from sample liquid exhaust opening 9b.In addition, make motor 10 work and make turning axle 12 rotations, make that detecting the utmost point 18 carries out circular motion.At this moment, bearing 19 is pressed into and connects airtight on connection shaft 14 with big pressure, so sample liquid 26 can not be immersed in motor 10 sides.Then, through being assembled with the transducer (not shown) of galvanometer, impressed voltage circuit etc., as required on one side to detect the utmost point 18 and to the utmost point 5 between apply voltage, on one side measure the dissufion current (Faradaic current) that flows at the two poles of the earth.
Make the 16 beginning precessional motions of detection utmost point supporting mass if make motor 10 work, the bolt 61 that then is electrically connected with the detection utmost point 18 also unavoidably carries out some circular motion with nut 62,62 (detecting utmost point contact), and becomes the state that vibrates with respect to connector 25.Therefore, when this detection utmost point contact directly was connected by lead with connector 25, the anxiety that broken string takes place because of long-term use existed.
With respect to this; In electrode 1C; Even setting is fixed on the support base 3 and motor 10 work still can be with respect to the bolt 63 and the packing ring 64 (fixed contact) of connector 25 maintenance stationary states; And make by electric conductivity spring 65 to be able between above-mentioned detection utmost point contact and the fixed contact connect, thus, the vibration that detects utmost point contact is absorbed by electric conductivity spring 65 and two contacts are electrically connected.Therefore, on one side can avoid causing the generation of the such stress of broken string, make on one side between the detection utmost point 18 and the connector 25 to be electrically connected.
[other embodiments]
In each embodiment, constitute detection utmost point supporting mass by a plurality of members, but the concrete structure of detection utmost point supporting mass is unqualified, for example also can make whole integrally formed.In each embodiment, all will detect the utmost point and be configured in the lower surface of detecting utmost point supporting mass in addition, but the position of the detection utmost point is not limited to this, also can be located at the side of lower surface neighborhood.In addition, in second embodiment, detecting very 2, also can be more than 3 but detect the utmost point.In the 3rd embodiment, also can make detection very a plurality of.In addition, among a plurality of detection utmost points, also can be replaced as the electrode that electrolytic polishing is used with 1.In this case, can detect the utmost point and electrolytic polishing with electrode between, apply voltage with the mode of circulation reverse electric current when measuring, thus, can detect extremely surperficial cleaning.
[utilizability on the industry]
Faradaic current potential electrode of the present invention, the electrode of for example can count as the residual chlorine, the dissolved ozone that in polarography, galvanic cell method etc. are measuring principle, chlorine demand being counted etc. uses.
Claims (3)
1. Faradaic current potential electrode is characterized in that having:
One end is the detection utmost point supporting mass of drive end for rotating the end and the other end;
Have and let the support base of the through hole that this detection utmost point supporting mass inserts;
To remain on the bearing on the said support base in the rotation end of said detection utmost point supporting mass and the holding position between the drive end;
Link with the drive end of said detection utmost point supporting mass and be the driving mechanism that fulcrum makes this detection utmost point supporting mass carry out precessional motion with said holding position;
Be arranged at the detection utmost point of the rotation end of said detection utmost point supporting mass;
Be installed in the holding position neighborhood of said detection utmost point supporting mass and the detection utmost point contact that is electrically connected with the said detection utmost point;
Be installed on the fixed contact of said support base;
Make the electric conductivity spring that is able to be electrically connected between said detection utmost point contact and the fixed contact.
2. Faradaic current potential electrode according to claim 1, wherein,
Through being fixed on a pair of spring pin on the said support base, make the vibration of said detection utmost point contact be able to suppress.
3. Faradaic current potential electrode according to claim 1 and 2, wherein,
Also have the utmost point, this is provided with according to the mode around the outer circumferential side of said detection utmost point supporting mass the utmost point.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011030984A JP5182656B2 (en) | 2011-02-16 | 2011-02-16 | Electrolytic current measuring electrode |
| JP2011-030984 | 2011-02-16 |
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| Publication Number | Publication Date |
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| CN102645466A true CN102645466A (en) | 2012-08-22 |
| CN102645466B CN102645466B (en) | 2015-09-23 |
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| CN201210033911.5A Active CN102645466B (en) | 2011-02-16 | 2012-02-15 | Faradaic current potential electrode |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104838260A (en) * | 2012-11-16 | 2015-08-12 | 学校法人庆应义塾 | Ozone water concentration measurement apparatus and ozone water concentration measurement method |
| CN109916986A (en) * | 2019-04-15 | 2019-06-21 | 国弘环保仪器（昆山）有限公司 | Self-cleaning digital residual chlorine sensor |
| CN110412100A (en) * | 2018-04-27 | 2019-11-05 | 横河电机株式会社 | Electrical transmission mechanism and ion gauge |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016056256A1 (en) | 2014-10-10 | 2016-04-14 | 住友化学株式会社 | Manufacturing method for separator wound body for battery, separator wound body for battery, and apparatus for manufacturing separator wound body for battery |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104838260A (en) * | 2012-11-16 | 2015-08-12 | 学校法人庆应义塾 | Ozone water concentration measurement apparatus and ozone water concentration measurement method |
| CN110412100A (en) * | 2018-04-27 | 2019-11-05 | 横河电机株式会社 | Electrical transmission mechanism and ion gauge |
| CN109916986A (en) * | 2019-04-15 | 2019-06-21 | 国弘环保仪器（昆山）有限公司 | Self-cleaning digital residual chlorine sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102645466B (en) | 2015-09-23 |
| JP5182656B2 (en) | 2013-04-17 |
| JP2012168110A (en) | 2012-09-06 |
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