CN111735862A - Self-positioning electrode structure - Google Patents
Self-positioning electrode structure Download PDFInfo
- Publication number
- CN111735862A CN111735862A CN202010549813.1A CN202010549813A CN111735862A CN 111735862 A CN111735862 A CN 111735862A CN 202010549813 A CN202010549813 A CN 202010549813A CN 111735862 A CN111735862 A CN 111735862A
- Authority
- CN
- China
- Prior art keywords
- positioning
- electrode
- self
- annular groove
- electrode structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 239000003792 electrolyte Substances 0.000 abstract description 18
- 239000008280 blood Substances 0.000 abstract description 9
- 210000004369 blood Anatomy 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 101100243025 Arabidopsis thaliana PCO2 gene Proteins 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/283—Means for supporting or introducing electrochemical probes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The invention discloses a self-positioning electrode structure which comprises an electrode shell, a positioning piece, a sealing ring and an electrode core, wherein a first inner cavity is formed in the upper top surface of the electrode shell, the electrode core is arranged on the electrode shell, a first annular groove and a first flow channel communicated with the first inner cavity are formed in the left side surface of the electrode shell, a second annular groove is formed in the right side surface of the electrode shell, and the sealing ring and the positioning piece are arranged in the first annular groove. The invention is applied to an electrolyte analyzer and a blood gas electrolyte analyzer, the electrodes can realize self-positioning when the electrodes are installed and connected, and the smoothness of the flow path holes formed by the electrodes is ensured, thereby reducing the probability of flow path blockage.
Description
Technical Field
The invention belongs to the technical field of electrode structures, and particularly relates to a self-positioning electrode structure.
Background
At present, in order to measure a plurality of parameters, an electrolyte analyzer and a blood gas electrolyte analyzer need to be provided with a plurality of electrodes. Typical electrolyte analyzers can measure parameters: pH, K +, Ca2+, Cl-, Na +, and 1 reference electrode for providing reference potential, so 6 electrodes are needed; besides the parameters measurable on the electrolyte analyzer, the blood gas electrolyte analyzer can also measure PCO2, PO2, Hct, Glu and Lac, and some also need temperature electrodes, such as Vitagas 8E, which is a blood gas electrolyte analyzer of Corning Bio-medical Co., Ltd, needs 12 kinds of electrodes.
In order to ensure the alignment of the flow paths, the current common treatment method is to make a positioning through hole on each electrode shell, then use an optical axis to string all the electrodes as shown in the attached figure 6 of the specification, and then lock the two ends by nuts. The biggest problem is that the electrode is very inconvenient to assemble and disassemble. When one electrode is abnormal, the whole electrode string is required to be taken off, the electrodes on the right side are required to be taken out, the electrodes on the right side are required to be installed back one by one after the electrodes are replaced, and the positioning mode is very troublesome.
The prior art is therefore subject to improvement.
Disclosure of Invention
The main objective of the present invention is to provide a self-positioning electrode structure, which is intended to solve the technical problems mentioned in the background art.
The invention discloses a self-positioning electrode structure which comprises an electrode shell, a positioning piece, a sealing ring and an electrode core, wherein a first inner cavity is formed in the upper top surface of the electrode shell, the electrode core is arranged on the electrode shell, a first annular groove and a first flow channel communicated with the first inner cavity are formed in the left side surface of the electrode shell, a second annular groove is formed in the right side surface of the electrode shell, and the sealing ring and the positioning piece are arranged in the first annular groove.
Preferably, the sealing ring is located inside the first annular groove, and the positioning member is located outside the first annular groove.
Preferably, the positioning member comprises a circular plate-shaped body, the right side of the circular plate-shaped body is provided with a first through hole, and the left side of the circular plate-shaped body is provided with a first through cavity communicated with the first through hole.
Preferably, a cavity wall at one end of the first through cavity and a cavity wall at the other end of the second through cavity form a first angle, a groove wall at one end of the second annular groove and a groove wall at the other end of the second annular groove form a second angle, and the size of the first angle is equal to that of the second angle.
Preferably, the magnitude of the first angle comprises 60-120 degrees.
Preferably, the length of the circular plate-shaped body which is clamped in the first annular groove and protrudes relative to the left side surface of the electrode shell is a first length, and the depth of the second annular groove is greater than the first length.
Preferably, the length of the second annular groove is greater than the length of the positioning member.
The self-positioning electrode structure is applied to an electrolyte analyzer and a blood gas electrolyte analyzer, the electrodes can realize self-positioning when the electrodes are installed and connected, and the smoothness of a flow path hole formed by the electrodes is ensured, so that the probability of flow path blockage is reduced.
Drawings
FIG. 1 is a schematic structural diagram of a self-positioning electrode structure according to the present invention;
FIG. 2 is a schematic structural view of the self-positioning electrode structure of the present invention without a positioning member;
FIG. 3 is a schematic structural diagram of a positioning element of the self-positioning electrode structure according to the present invention;
FIG. 4 is a schematic diagram of a plurality of self-positioning electrode configurations applied to an electrolyte analyzer and a blood gas electrolyte analyzer for self-positioning;
FIG. 5 is a three-dimensional schematic view of an unassembled locator of the self-locating electrode structure of the present invention;
FIG. 6 is a schematic diagram of the prior art with one optical axis for multi-electrode positioning;
fig. 7 is a schematic diagram of a plurality of self-positioning electrode structures applied to an electrolyte analyzer and a blood gas electrolyte analyzer at an arbitrary angle γ for self-positioning.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It is noted that relative terms such as "first," "second," and the like may be used to describe various components, but these terms are not intended to limit the components. These terms are only used to distinguish one component from another component. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present invention. The term "and/or" refers to a combination of any one or more of the associated items and the descriptive items.
In the background art, all electrodes are aligned and positioned by using one optical axis, which is shown in fig. 6 in the specification.
As shown in fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a self-positioning electrode structure according to the present invention; FIG. 2 is a schematic structural view of the self-positioning electrode structure of the present invention without a positioning member; the invention discloses a self-positioning electrode structure which comprises an electrode shell 10, a positioning piece 50, a sealing ring 60 and an electrode core 20, wherein a first inner cavity 11 is formed in the upper top surface of the electrode shell 10, the electrode core 20 is arranged on the electrode shell 10, a first annular groove 80 and a first flow channel 100 communicated with the first inner cavity 11 are formed in the left side surface B of the electrode shell, a second annular groove 70 is formed in the right side surface A of the electrode shell, and the sealing ring 60 and the positioning piece 50 are arranged in the first annular groove 80. The self-positioning electrode structure is applied to an electrolyte analyzer and a blood gas electrolyte analyzer, and is based on the positioning piece 50, the first annular groove 80 and the second annular groove 70, so that the electrodes can realize self-positioning when a plurality of electrodes are installed and connected (as shown in figure 4), the smoothness of flow path holes formed by the plurality of electrodes is ensured, and the probability of flow path blockage is reduced. The two electrodes are installed and connected at any angle gamma (as shown in figure 7), the flow path holes are centered, other positioning references do not need to be designed on the electrodes, all the electrodes are installed in the sample box, and the installation surfaces of the electrodes do not need to be strict. Thus, the flow path holes formed by the plurality of electrodes are all centered, the smoothness of the flow path is greatly increased, and the probability of blockage of the flow path is reduced. Wherein, the device also comprises a sensitive film 40 arranged at the bottom of the first inner cavity 11; the diameter D0 of the first flow passage 100 is 0.8-1mm in size.
Specifically, as shown in fig. 4, when the self-positioning electrode structure of the present invention is applied to an electrolyte analyzer and a blood gas electrolyte analyzer, the right end of the positioning element 50 on the right self-positioning electrode structure Y on the right side is clamped into the first annular groove of the right self-positioning electrode structure Y, and the left end of the positioning element 50 on the right self-positioning electrode structure Y on the right side is clamped into the second annular groove of the left self-positioning electrode structure Z on the left side; to achieve automatic positioning between the two electrode structures.
As shown in fig. 1, preferably, the seal ring 60 is located inside the first annular groove, and the positioning member 50 is located outside the first annular groove; the sealing ring has a waterproof effect, and prevents external water from entering the first flow channel 100.
As shown in fig. 3 and 2, preferably, the positioning member includes a circular plate 51, a first through hole 52 is formed on the right side of the circular plate, and a first through cavity 53 communicated with the first through hole 52 is formed on the left side of the circular plate; the circular plate-shaped body represents a plate-shaped structure having a circular shape; preferably, the cavity wall 531 at one end of the first through cavity 53 forms a first angle β with the cavity wall 532 at the other end of the second through cavity, the groove wall 201 at one end of the second annular groove forms a second angle α with the groove wall 200 at the other end of the second annular groove, and the magnitude of the first angle β is equal to the magnitude of the second angle α; based on to first angle, second angle limited, the left end of the locating element 50 on the right self-positioning electrode structure Y that is located on the right side can be blocked into the second annular groove that is located on the left self-positioning electrode structure Z that is located on the left side, and the left side of the right self-positioning electrode structure Y is laminated with the right side of the left self-positioning electrode structure Y as far as possible, and the flow path holes of two electrodes are automatically centered, and self-positioning function is realized. Preferably, the magnitude of the first angle comprises 60-120 degrees. As shown in fig. 2, a first chamfer R is formed on a groove wall 201 at one end of the second annular groove, and similarly, a second chamfer (not labeled in the figure) is formed on a groove wall 200 at the other end of the second annular groove; as shown in fig. 3, the upper and lower ends of the left side of the circular plate-shaped body 51 are respectively provided with a third chamfer C2 and a fourth chamfer, and the upper and lower ends of the right side of the circular plate-shaped body 51 are respectively provided with a fifth chamfer C1 and a sixth chamfer; so that the positioning piece can be smoothly clamped into the second annular groove.
As shown in fig. 1 and 2, preferably, the length of the protrusion of the circular plate-shaped body relative to the left side surface B of the electrode shell after the circular plate-shaped body is clamped in the first annular groove is a first length L0, and the depth L1 of the second annular groove is greater than the first length L0; the depth L1 defining the second annular groove is greater than the first length L0 to ensure that the electrode and the electrode surface will conform to each other when the electrode is installed.
As shown in fig. 2 and 3, preferably, the length D2 of the second annular groove is greater than the length D3 of the positioning member; the length D2 of the second annular groove can be understood as the largest diameter size, and the length D3 of the positioning element can be understood as the largest diameter size of the positioning element; based on the limitation, the positioning piece on one electrode is ensured not to be interfered when being attached to the second annular groove of the other electrode.
The positioning block is an independent part and is bonded to the electrode shell through glue, and the positioning block structure and the electrode shell can be integrated together to form an integrated structure (as shown in fig. 5).
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a self-align electrode structure, its characterized in that includes electrode shell, setting element, sealing washer and electrode core, and first inner chamber has been seted up to electrode shell upper surface, and the electrode core sets up on the electrode shell, and electrode shell left surface is seted up first annular groove and is communicated with first runner with first inner chamber, and electrode shell right flank has seted up second annular groove, and sealing washer and setting element all set up in first annular groove.
2. The self-positioning electrode structure of claim 1, wherein the seal ring is positioned inside the first annular recess and the positioning member is positioned outside the first annular recess.
3. The self-positioning electrode structure of claim 1, wherein the positioning member comprises a circular plate, the right side of the circular plate defines a first through hole, and the left side of the circular plate defines a first through cavity communicating with the first through hole.
4. The self-positioning electrode structure of claim 3, wherein the wall of the first end of the first through cavity forms a first angle with the wall of the second end of the second through cavity, and the wall of the second end of the second annular groove forms a second angle with the wall of the second end of the second annular groove, the first angle being equal to the second angle.
5. The self-positioning electrode structure of claim 4, wherein the magnitude of the first angle comprises 60-120 degrees.
6. The self-positioning electrode structure of claim 3, wherein the circular plate projects a first length relative to the left side of the electrode casing after being received in the first annular groove, and the second annular groove has a depth greater than the first length.
7. The self-positioning electrode structure of claim 1, wherein the second annular recess has a length greater than a length of the positioning member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010549813.1A CN111735862A (en) | 2020-06-16 | 2020-06-16 | Self-positioning electrode structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010549813.1A CN111735862A (en) | 2020-06-16 | 2020-06-16 | Self-positioning electrode structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111735862A true CN111735862A (en) | 2020-10-02 |
Family
ID=72649399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010549813.1A Pending CN111735862A (en) | 2020-06-16 | 2020-06-16 | Self-positioning electrode structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111735862A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4935117A (en) * | 1988-06-29 | 1990-06-19 | Horiba, Ltd. | Flow through type ion electrode |
| CN1684811A (en) * | 2002-07-30 | 2005-10-19 | 标准模具有限公司 | Valve pin guidance and alignment system for an injection molding apparatus |
| CN102944599A (en) * | 2012-11-15 | 2013-02-27 | 上海惠中医疗科技有限公司 | Sensing film ion selective electrode prepared by film dropping method |
| CN202794100U (en) * | 2012-07-20 | 2013-03-13 | 深圳市麦迪聪医疗电子有限公司 | Temperature electrode |
| CN205128818U (en) * | 2015-10-14 | 2016-04-06 | 云嘉集团有限公司 | Buffer block seat of honour mold processing |
| US20160195491A1 (en) * | 2012-12-26 | 2016-07-07 | K. Jagan M. Rao | Ion selective electrode |
| CN105829875A (en) * | 2014-01-31 | 2016-08-03 | 株式会社日立高新技术 | Flow type ion-selective electrode, electrolyte concentration measurement device using same, and automatic biochemical analyzer |
| CN110261457A (en) * | 2019-07-08 | 2019-09-20 | 深圳市康立生物医疗有限公司 | Ion selective electrode electrolyte module |
| CN111070226A (en) * | 2019-12-24 | 2020-04-28 | 常州工学院 | Hollow part centering grabbing device with conical necking |
-
2020
- 2020-06-16 CN CN202010549813.1A patent/CN111735862A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4935117A (en) * | 1988-06-29 | 1990-06-19 | Horiba, Ltd. | Flow through type ion electrode |
| CN1684811A (en) * | 2002-07-30 | 2005-10-19 | 标准模具有限公司 | Valve pin guidance and alignment system for an injection molding apparatus |
| CN202794100U (en) * | 2012-07-20 | 2013-03-13 | 深圳市麦迪聪医疗电子有限公司 | Temperature electrode |
| CN102944599A (en) * | 2012-11-15 | 2013-02-27 | 上海惠中医疗科技有限公司 | Sensing film ion selective electrode prepared by film dropping method |
| US20160195491A1 (en) * | 2012-12-26 | 2016-07-07 | K. Jagan M. Rao | Ion selective electrode |
| CN105829875A (en) * | 2014-01-31 | 2016-08-03 | 株式会社日立高新技术 | Flow type ion-selective electrode, electrolyte concentration measurement device using same, and automatic biochemical analyzer |
| CN205128818U (en) * | 2015-10-14 | 2016-04-06 | 云嘉集团有限公司 | Buffer block seat of honour mold processing |
| CN110261457A (en) * | 2019-07-08 | 2019-09-20 | 深圳市康立生物医疗有限公司 | Ion selective electrode electrolyte module |
| CN111070226A (en) * | 2019-12-24 | 2020-04-28 | 常州工学院 | Hollow part centering grabbing device with conical necking |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2018198418A1 (en) | Electromagnetic flowmeter | |
| US7201058B2 (en) | Pressure transmitter and a method of making a pressure transmitter from a sensor unit and a body part | |
| JPH0372230A (en) | Pressure measuring apparatus | |
| CN111735862A (en) | Self-positioning electrode structure | |
| CN217879016U (en) | Blood sample analysis module | |
| WO2021185172A1 (en) | Standard container manufacturing method, instrument performance inspection method, and standard container | |
| CN203098901U (en) | Valve needle assembly and electronic expansion valve comprising same | |
| CN211235066U (en) | Oil taking device of oil charging equipment and transformer bushing | |
| CN212775686U (en) | Ball valve | |
| JP4084409B1 (en) | Flowmeter | |
| CN105080348B (en) | Hollow-fibre membrane package assembling and hollow-fibre membrane test suite and test system | |
| CN209818791U (en) | Pressure-sensitive valve seat capable of being used for monitoring sealing specific pressure on line | |
| CN219455160U (en) | Temperature and pressure integrated transmitter | |
| CN106595779B (en) | Ulipa flowmeter | |
| CN216846695U (en) | MEMS pressure chip test fixture | |
| CN211626803U (en) | Pressure calibrating device for water pressure gauge | |
| CN216410455U (en) | Miniature precision pressure sensor | |
| CN220122519U (en) | HDPE silicon core pipe | |
| CN217083802U (en) | TH-Hct integrated electrode and blood gas electrolyte analyzer | |
| CN212536694U (en) | Small-caliber integrated butterfly valve structure | |
| CN216646644U (en) | Four-electrode conductivity detection device | |
| US20210148452A1 (en) | Sealing surface having leak-proof passage of an oil channel | |
| CN111197663B (en) | Two-body type fixed ball valve and manufacturing method thereof | |
| CN218211378U (en) | Compatible mechanism of sensor and check out test set | |
| CN209532823U (en) | A kind of vacuum tooling suitable for aircraft beam-like part |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201002 |
|
| RJ01 | Rejection of invention patent application after publication |