CN105241925B - A kind of sensing detection device of constant temperature alternative electrode and sensing element - Google Patents
A kind of sensing detection device of constant temperature alternative electrode and sensing element Download PDFInfo
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- CN105241925B CN105241925B CN201510714687.XA CN201510714687A CN105241925B CN 105241925 B CN105241925 B CN 105241925B CN 201510714687 A CN201510714687 A CN 201510714687A CN 105241925 B CN105241925 B CN 105241925B
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- electrode
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- housing
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- sensing
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Abstract
The invention discloses a kind of constant temperature alternative electrode and the sensing detection device of sensing element, including housing and electrode, electrode is positioned over enclosure interior, housing tip is provided with top cover, and the electrode includes electrode shell, electrode sleeve, electrode bar, rotatable cabin seat, connecting shaft, sensing element cabin and Electrode treatment device;The electrode sleeve is cylinder, and is disposed vertically inside electrode shell;The electrode bar is inserted in inside electrode sleeve;The rotatable cabin seat is arranged on electrode shell bottom, by connecting shaft connection electrode shell and rotatable cabin seat;The upper surface for being placed in rotatable cabin seat is fixed in the sensing element cabin;The connecting shaft is located at electrode base center;The Electrode treatment device is fixed on electrode shell inwall.Device proposed by the invention can replace different electrodes and sensing element according to user's request, additionally it is possible to carry out temperature control according to the process of reaction, and this apparatus structure is simple and easy to operate.
Description
Technical field
The invention belongs to sensing detection field, the liquid sensing inspection of particularly a kind of constant temperature alternative electrode and sensing element
Survey device.
Technical background
Liquid sensing detection device is the detection means for detecting contained substance in fluid sample, passes through reaction solution and electricity
The sensing element carried on cartridge reacts, to form sufficient electric signal, so as to be obtained by process chip parsing electric signal
To the content of material determined needed for fluid sample, for example, determine content of beary metal, OD dissolved oxygen contents or the pH value of fluid sample
Deng.
Electrode is that fixing device can not be changed in existing liquid sensing detection device, and sensing element direct plating
With on the surface of electrode tip, using after the preceding paragraph time, the sensing element plated on electrode tip can be damaged or come off, and cause whole
Individual electrode is needed to re-replace, and manpower and materials are caused with certain waste;And existing liquid sensing detection device and can not
Many kinds of substance in fluid sample is measured, it is necessary to which the liquid sensing detection device point of different material can be detected by many
Other that different materials is measured, operating process is complicated.
The content of the invention
In order to overcome the shortcomings of art methods, it is an object of the invention to provide a kind of constant temperature alternative electrode and quick
The sensing detection device of sensing unit, this device can replace different electrodes and sensing element according to user's request, additionally it is possible to root
Temperature control is carried out according to the process of reaction, the apparatus structure is simple and easy to operate.
To reach above-mentioned purpose, the present invention is using technical scheme:
A kind of sensing detection device of constant temperature alternative electrode and sensing element, including housing and electrode, electrode are positioned over
Enclosure interior, housing tip be provided with top cover, the electrode include electrode shell, electrode sleeve, electrode bar, rotatable cabin seat, connecting shaft,
Sensing element cabin and Electrode treatment device.
The electrode sleeve is cylinder, and is disposed vertically inside electrode shell;The electrode bar is inserted in inside electrode sleeve;
The rotatable cabin seat is arranged on electrode shell bottom, and by connecting shaft connection electrode shell and rotatable cabin seat, the connecting shaft is located at
Electrode base center;The upper surface for being placed in rotatable cabin seat is fixed in the sensing element cabin;The Electrode treatment device is fixed on
On electrode shell inwall.
The enclosure interior also includes temperature-adjusting device, magnetic stirring apparatus and capacity regulating device.
It is further that the sensing element cabin of 1 ~ 6 different volumes can be set on rotatable cabin seat, the sensitive member
Part cabin is used to place sensing element, and the sensitivity on the rotatable cabin seat and each rotatable cabin seat of multiple models can be done in use
The volume of component module is different, is easy to user to be changed in different demands.
It is further to be placed with the sponge plug or plug for being fixed on electrode sleeve inwall, the sea on the inside of the electrode sleeve
Silk floss plug or plug are hollow cylindrical structure;It is used to insert electrode bar in electrode sleeve, electrode bar is suitable for using sponge plug or plug
Thickness and block electrode bar.
It is further that the elevating screw thread of electrode shell bottom is provided perpendicular on the side outer wall of the electrode shell
It is inlaid with lifting thumb wheel, the wheel face of the lifting thumb wheel and is provided with outside the side with electrode shell in bar, the housing sidewall
The screw thread that elevating screw thread bar on wall matches.Height and position of the electrode in enclosure interior can be adjusted by this structure.
It is further, the mounting hole for being provided centrally with matching with connecting shaft of the rotatable cabin seat, the mounting hole
Madial wall is smooth surface.Using connecting shaft dismounting rotatable cabin seat, sensing element cabin sensing element, rotatable cabin seat are conveniently replaceable
Made using colloidal materials, rotatable cabin seat can be also needed required sensitivity by connecting shaft left rotation and right rotation according to user
Component module is rotated to the underface of electrode bar.
It is further that the temperature-adjusting device includes electrothermal sleeve, temperature sensor and temperature controller, is adjusted by temperature
Regulating device realizes that sensing response process is in temperature constant state.
Wherein, the electrothermal sleeve is annularly arranged on the madial wall of housing bottom;The temperature sensor is arranged on
On case inside wall below electrothermal sleeve;The temperature controller is arranged on housing exterior walls, the signal input part connection of temperature controller
The temperature sensor, the control output end of temperature controller is connected to the switch control terminal of electrothermal sleeve.
It is further that the magnetic stirring apparatus includes mixing control equipment and stirring rotator, the mixing control is set
Standby to be located on housing bottom lateral wall, the stirring rotator of the magnetic stirring apparatus is located at housing bottom center.For stirring
Reaction liquid is mixed, fully reaction is realized.
It is further to be provided with injection port and nesting port on the wall of the housing bottom side.
It is further that the capacity regulating device includes volume sensor, capacity control and capacity regulating pump;It is described
Volume sensor is arranged on the madial wall of housing the latter half;The capacity regulating pump is arranged on the pipeline of injection port;Institute
Capacity control is stated on hull outside wall, the signal input part of capacity control connects the volume sensor, capacity
The control output end of controller is connected to the control end of capacity regulating pump.Capacity for controlling enclosure interior reaction liquid.
It is further, in addition to display, the display is on hull outside wall, and the signal of the display is defeated
Enter to hold the signal output part of connection electrode processor, the signal input part of the display is also associated with temperature controller or volume controlled
The display signal output part of device, for showing detection data, temperature data and capacity data etc..
The present invention is the sensing detection device of a kind of constant temperature alternative electrode and sensing element, using having for the technical program
Beneficial effect:
The electrode structure used in a kind of constant temperature alternative electrode of the present invention and the sensing detection device of sensing element can
With electrode bar and sensing element needed for flexibly being changed according to user's request, original electrode is efficiently solved using a period of time
Afterwards, due to sensing element damage or come off, cause the problem of whole electrode needs to re-replace;The present invention sets up separately in electrode portion
Be equipped with interchangeable rotatable cabin seat, can according to needed for being changed user's request specification rotatable cabin seat, can also be on rotatable cabin
Different sensing elements are put into the sensing element cabin of different volumes, only by rotatable cabin seat, sensing element cabin used is rotated
Immediately below to electrode, to realize in an instrument only by changing the inspection that sensing element can be to different parameters in fluid sample
Survey, the content of each material in effective detection fluid sample;Present invention adds temperature-adjusting device, environment temperature can be carried out
Effectively regulation, realizes Constant Temperature Detection;The present invention also has magnetic stirring apparatus, for agitated liquid sample, realizes fully reaction, increases
Strong precision and efficiency of detecting;The present invention is also added into capacity regulating device, in detection process, effectively controlling in housing
The capacity of portion's reaction liquid, realizes Automated condtrol;The present invention is simple in construction to be easy to operation.
Brief description of the drawings
Fig. 1 for the present invention a kind of constant temperature alternative electrode and sensing element sensing detection device structural representation;
Fig. 2 shows for a kind of electrode structure of the sensing detection device of constant temperature alternative electrode and sensing element of the invention
It is intended to;
Fig. 3 is adjusted for a kind of electrode height of the sensing detection device of constant temperature alternative electrode and sensing element of the invention
Structural representation;
Wherein, 1 is housing, and 2 be electrode, and 3 be top cover, and 4 be electrothermal sleeve, and 5 be temperature sensor, and 6 be temperature controller, and 7 are
Stirring rotator, 8 be mixing control equipment, and 9 be injection port, and 10 be nesting port, and 11 be volume sensor, and 12 be capacity control,
13 be capacity regulating pump, 14 displays;
21 be electrode shell, and 22 be electrode sleeve, and 23 be electrode bar, and 24 be rotatable cabin seat, and 25 be connecting shaft, and 26 be sensitive member
Part cabin, 27 be Electrode treatment device, and 28 be elevating screw thread bar, and 29 be lifting thumb wheel.
Embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, the present invention is made into one below in conjunction with the accompanying drawings
Step is illustrated.
The embodiment of the present invention, referring to shown in Fig. 1 and Fig. 2, a kind of sensing detection of constant temperature alternative electrode and sensing element
Device, including housing 1 and electrode 2, electrode 2 are positioned over inside housing 1, and the top of housing 1 is provided with top cover 3, and the electrode 2 includes electricity
Pole shell 21, electrode sleeve 22, electrode bar 23, rotatable cabin seat 24, connecting shaft 25, sensing element cabin 26 and Electrode treatment device 27.
The electrode sleeve 22 is cylinder, and is disposed vertically inside electrode shell 21.
Wherein, the inner side of electrode sleeve 22 is placed with the sponge plug or plug for being fixed on the inwall of electrode sleeve 22, the sponge
Plug or plug are to be used to insert electrode bar 23 in hollow circular cylinder structure, electrode sleeve 22, and electricity is suitable for using sponge plug or plug
The thickness of pole rod 23 simultaneously blocks electrode bar 23.
The electrode bar 23 is inserted in inside electrode sleeve 22.
The rotatable cabin seat 24 is arranged on the bottom of electrode shell 21, the connection electrode shell 21 of connecting shaft 25 and rotatable cabin seat
24, the connecting shaft 25 is located at the bottom centre position of electrode 2.
Wherein, in the mounting hole for being provided centrally with matching with connecting shaft 25 of the rotatable cabin seat 24, the mounting hole
Side wall is smooth surface.Using the dismounting rotatable cabin of connecting shaft 25 seat 24, the sensing element of sensing element cabin 26 is conveniently replaceable, is rotated
Cabin seat 24 is made using colloidal materials, and rotatable cabin seat 24 can be also needed institute by the left rotation and right rotation of connecting shaft 25 according to user
The sensing element cabin 26 needed is rotated to the underface of electrode bar 23, and sensing element cabin 26 should be with electrode 2 apart from the position in the center of circle
It is fixed on the correspondence of the position of electrode bar 23 after electrode sleeve 22.
The fixed placement of sensing element cabin 26 is in the upper surface of rotatable cabin seat 24.
Wherein, the sensing element cabin 26 of 1 ~ 6 different volumes can be set on rotatable cabin seat 24.The sensing element
Cabin 26 is used to place sensing element, can do in use on the rotatable cabin seat 24 and each rotatable cabin seat 24 of multiple models
The volume in sensing element cabin 26 is different, is easy to user to be changed in different demands;Set multiple straight on rotatable cabin seat 24
Footpath sensing element cabin 26 of different sizes, can also be suitable for the electrode 2 of common different-diameter;The structure in the sensing element cabin 26
Surrounding can be used for entity structure, be up and down the preferable replaceable nylon wire of permeability, for placing non-membrane type sensing element;Institute
The structure for stating sensing element cabin 26 may also be no perisporium, and bottom is entity structure, for placing membrane type sensing element.
The Electrode treatment device 27 is fixed on the inwall of electrode shell 21.
As shown in figure 3, being provided perpendicular to the lifting of the bottom of electrode shell 21 on the side outer wall of the electrode shell 21
Be inlaid with screw thread bar 28, the side wall of housing 1 lifting thumb wheel 29, it is described lifting thumb wheel 29 wheel face on be provided with outside electrode
The screw thread that elevating screw thread bar 28 on the side outer wall of shell 21 matches.Electrode 2 can be adjusted inside housing 1 by this structure
Height.
Also include temperature-adjusting device inside the housing 1.
The temperature-adjusting device includes electrothermal sleeve 4, temperature sensor 5 and temperature controller 6, real by temperature-adjusting device
Existing sensing response process is in temperature constant state.
Wherein, the electrothermal sleeve 4 is annularly arranged on the madial wall of the bottom of housing 1;The temperature sensor 5 is set
On the madial wall of housing 1 below electrothermal sleeve 4;The temperature controller 6 is arranged on the outer wall of housing 1, the signal input of temperature controller 6
The end connection temperature sensor 5, the control output end of temperature controller 6 is connected to the switch control terminal of electrothermal sleeve 4.
Also include magnetic stirring apparatus inside the housing 1.
The magnetic stirring apparatus includes mixing control equipment 8 and stirring rotator 7, and the mixing control equipment 8 is located at shell
On the bottom outside wall of body 1, the stirring rotator 7 of the magnetic stirring apparatus is located at the bottom centre position of housing 1.For stirring reaction
Liquid, realizes fully reaction.
Also include capacity regulating device inside the housing 1.
The capacity regulating device includes volume sensor 11, capacity control 12 and capacity regulating pump 13;The volume
Sensor 11 is arranged on the madial wall of the latter half of housing 1;Injection port 9 and stock layout are provided with the bottom sidewall of housing 1
Mouth 10, the capacity regulating pump 13 is arranged on the pipeline of injection port 9;The capacity control 12 is arranged on the lateral wall of housing 1
On, the signal input part of capacity control 12 connects the volume sensor 11, the control output end connection of capacity control 12
To the control end of capacity regulating pump 13.Capacity for controlling the internal-response liquid of housing 1.
The sensing detection device of a kind of constant temperature alternative electrode and sensing element, in addition to display 14, it is described aobvious
Show that device 14 is located on the lateral wall of housing 1, the display signal of the signal input part connection electrode processor 27 of the display 14 is defeated
Go out end, the signal input part of the display 14 is also associated with the display signal output part of temperature controller 6 or capacity control 12, use
In display detection data, temperature data and capacity data etc..
The operation principle of a kind of constant temperature alternative electrode of the present invention and the sensing detection device of sensing element is as follows:
In use, it is first turned on the top cover 3 of housing 1 and takes out electrode 2, removes the rotatable cabin seat 24 of the bottom of electrode 2, root
According to the detection parameter of required detection fluid sample, the sensing element cabin 26 of volume needed for selection simultaneously adds corresponding sensitive member wherein
Part;If electrode bar 23 need to be changed, original electrode bar 23 need to be only extracted out in electrode sleeve 22, and inserted newly in electrode sleeve 22
Electrode bar 23.
Secondly, by rotatable cabin seat 24 by connecting shaft 25 install with electrode shell 21, and reverse rotation cockpit make it is used
After sensing element cabin 26 is as the underface of electrode bar 23, electrode 2 is put back to inside housing 1;It can be dialled as desired by lifting
Wheel 29 adjusts the height of electrode 2.
Again, fluid sample is added inside from capacity regulating device to housing 1, and controls fluid sample in real time in housing 1
In capacity.
Then, by magnetic stirring apparatus agitated liquid sample, it is made fully to react;At the same time it is real by temperature-adjusting device
When monitor fluid temperature.
Finally, detected detection data are sent to display 14 by Electrode treatment device 27, from display 14 to
Family shows detection information;Meanwhile, display 14 also can detect during displays temperature data and capacity data.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above;The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention;The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
1. the sensing detection device of a kind of constant temperature alternative electrode and sensing element, including housing(1)And electrode(2), electrode(2)
It is positioned over housing(1)Inside, housing(1)Top is provided with top cover(3), it is characterised in that the electrode(2)Including electrode shell
(21), electrode sleeve(22), electrode bar(23), rotatable cabin seat(24), connecting shaft(25), sensing element cabin(26)With Electrode treatment device
(27);
The electrode sleeve(22)For cylinder, and it is disposed vertically in electrode shell(21)It is internal;The electrode bar(23)It is inserted in electricity
Pole covers(22)It is internal;The rotatable cabin seat(24)Installed in electrode shell(21)Bottom, connecting shaft(25)Connection electrode shell
(21)With rotatable cabin seat(24), the connecting shaft(25)Positioned at electrode(2)Bottom centre position;The sensing element cabin(26)Gu
Fixation is in rotatable cabin seat(24)Upper surface;The Electrode treatment device(27)It is fixed on electrode shell(21)On inwall;
The housing(1)It is internal also to include temperature-adjusting device, magnetic stirring apparatus and capacity regulating device.
2. the sensing detection device of a kind of constant temperature alternative electrode according to claim 1 and sensing element, its feature exists
In in rotatable cabin seat(24)The upper sensing element cabin that 1 ~ 6 different volumes can be set(26).
3. the sensing detection device of a kind of constant temperature alternative electrode according to claim 2 and sensing element, its feature exists
In the electrode sleeve(22)Inner side, which is placed with, is fixed on electrode sleeve(22)The sponge plug or plug of inwall, the sponge plug or glue
Fill in for hollow cylindrical structure.
4. the sensing detection device of a kind of constant temperature alternative electrode according to claim 3 and sensing element, its feature exists
In the electrode shell(21)Side outer wall on be provided perpendicular to electrode shell(21)The elevating screw thread bar of bottom(28),
The housing(1)Lifting thumb wheel is inlaid with the wall of side(29), the lifting thumb wheel(29)Wheel face on be provided with and electrode shell
(21)Side outer wall on elevating screw thread bar(28)The screw thread matched.
5. the sensing detection device of a kind of constant temperature alternative electrode according to claim 1 and sensing element, its feature exists
In the rotatable cabin seat(24)Be provided centrally with and connecting shaft(25)The mounting hole matched, the mounting hole madial wall is
Smooth surface.
6. the sensing detection device of a kind of constant temperature alternative electrode according to claim 1 and sensing element, its feature exists
In the temperature-adjusting device includes electrothermal sleeve(4), temperature sensor(5)And temperature controller(6);
The electrothermal sleeve(4)Annularly it is arranged on housing(1)On the madial wall of bottom;
The temperature sensor(5)It is arranged on electrothermal sleeve(4)The housing of lower section(1)On madial wall;
The temperature controller(6)It is arranged on housing(1)On outer wall, temperature controller(6)Signal input part connect the temperature sensor
(5), temperature controller(6)Control output end be connected to electrothermal sleeve(4)Switch control terminal.
7. the sensing detection device of a kind of constant temperature alternative electrode according to claim 1 and sensing element, its feature exists
In the magnetic stirring apparatus includes mixing control equipment(8)And stirring rotator(7), the mixing control equipment(8)Positioned at shell
Body(1)On bottom outside wall, the stirring rotator of the magnetic stirring apparatus(7)Positioned at housing(1)Bottom centre position.
8. the sensing detection device of a kind of constant temperature alternative electrode according to claim 1 and sensing element, its feature exists
In the housing(1)Injection port is provided with bottom sidewall(9)And nesting port(10).
9. the sensing detection device of a kind of constant temperature alternative electrode according to claim 8 and sensing element, its feature exists
In the capacity regulating device includes volume sensor(11), capacity control(12)With capacity regulating pump(13);The volume
Sensor(11)Installed in housing(1)On the madial wall of the latter half;The capacity regulating pump(13)Installed in injection port(9)'s
On pipeline;The capacity control(12)Installed in housing(1)On lateral wall, capacity control(12)Signal input part connection
The volume sensor(11), capacity control(12)Control output end be connected to capacity regulating pump(13)Control end.
10. the sensing detection device of a kind of constant temperature alternative electrode and sensing element according to claim 6 or 9, it is special
Levy and be, in addition to display(14), the display(14)Positioned at housing(1)On lateral wall, the display(14)Letter
Number input connection electrode processor(27)Signal output part, the display(14)Signal input part be also associated with temperature control
Instrument(6)Or capacity control(12)Display signal output part.
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CN201510714687.XA CN105241925B (en) | 2015-10-29 | 2015-10-29 | A kind of sensing detection device of constant temperature alternative electrode and sensing element |
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CN201510714687.XA CN105241925B (en) | 2015-10-29 | 2015-10-29 | A kind of sensing detection device of constant temperature alternative electrode and sensing element |
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CN105241925A CN105241925A (en) | 2016-01-13 |
CN105241925B true CN105241925B (en) | 2017-11-07 |
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CN201510714687.XA Expired - Fee Related CN105241925B (en) | 2015-10-29 | 2015-10-29 | A kind of sensing detection device of constant temperature alternative electrode and sensing element |
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GB201915639D0 (en) * | 2019-10-29 | 2019-12-11 | P E S Tech Limited | A sensor |
CN115479974A (en) * | 2022-08-24 | 2022-12-16 | 天津大学 | Electrochemical sensing intelligent cabin integrated with environmental parameters |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102914568A (en) * | 2012-10-09 | 2013-02-06 | 华南农业大学 | Soil moisture sensor with replaceable probe and measuring method of soil moisture sensor |
CN202903733U (en) * | 2012-11-27 | 2013-04-24 | 广东顺德宸熙物联科技有限公司 | Dissolved oxygen sensor |
US9063073B2 (en) * | 2012-04-04 | 2015-06-23 | Wisconsin Alumni Research Foundation | Solid working electrode with replaceable tip |
CN104931411A (en) * | 2015-06-09 | 2015-09-23 | 天津大学 | Replaceable working electrode with multi-coating for water supply pipeline anti-corrosion research |
CN205067408U (en) * | 2015-10-29 | 2016-03-02 | 四川农业大学 | Electrode and sensing element's sensing and detecting device can be replaced to constant temperature |
-
2015
- 2015-10-29 CN CN201510714687.XA patent/CN105241925B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9063073B2 (en) * | 2012-04-04 | 2015-06-23 | Wisconsin Alumni Research Foundation | Solid working electrode with replaceable tip |
CN102914568A (en) * | 2012-10-09 | 2013-02-06 | 华南农业大学 | Soil moisture sensor with replaceable probe and measuring method of soil moisture sensor |
CN202903733U (en) * | 2012-11-27 | 2013-04-24 | 广东顺德宸熙物联科技有限公司 | Dissolved oxygen sensor |
CN104931411A (en) * | 2015-06-09 | 2015-09-23 | 天津大学 | Replaceable working electrode with multi-coating for water supply pipeline anti-corrosion research |
CN205067408U (en) * | 2015-10-29 | 2016-03-02 | 四川农业大学 | Electrode and sensing element's sensing and detecting device can be replaced to constant temperature |
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