CN205957964U - Angular transducer's electrode mounting structure - Google Patents
Angular transducer's electrode mounting structure Download PDFInfo
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- CN205957964U CN205957964U CN201620920206.0U CN201620920206U CN205957964U CN 205957964 U CN205957964 U CN 205957964U CN 201620920206 U CN201620920206 U CN 201620920206U CN 205957964 U CN205957964 U CN 205957964U
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- electrode
- coating
- mounting structure
- sleeve
- obliquity sensor
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Abstract
The utility model provides an angular transducer's electrode mounting structure belongs to the sensor technology field, angular transducer's electrode mounting structure, include the electrode and constitute the casing that has cavity structures, be provided with the electrode hole that runs through the casing on the casing, electrode into arrives in the electrode hole, still include electrode sleeve, the electrode sleeve cover is on the electrode to connect through bonding agent solidification between electrode sleeve and the electrode, electrode sleeve inserts in the electrode hole to be connected through bonding agent solidification between electrode sleeve and the electrode hole. The utility model has the advantages that can make the installation of electrode more convenient, while electrode sleeve still can play certain buffering and excessively act on, can avoid the hot expansion of electrode. And can avoid causing the oxidation to the electrode, and then reducible corresponding deoxidation operation, and the electrode installs after can carrying out surface coating processing earlier again, and the casing also can carry out carrying on after the surface treatment processing electrode mounting earlier again.
Description
Technical field
This utility model belongs to sensor field, more particularly, to a kind of electrode mounting structure of obliquity sensor.
Background technology
Obliquity sensor is a kind of measurement device for measuring angle of inclination, generally includes a housing, in housing
Portion has a cavity, simultaneously the certain electrolyte of injection in cavity；It is inserted into several electrodes to liquid after then passing through housing, when
During liquid run-off the straight in housing, the signal of telecommunication on each electrode will change, and then, by recording the change of the signal of telecommunication
Change, you can know angle of inclination now.However, the electrode in existing obliquity sensor commonly used be direct sintering in
In shell structure, thus result in following shortcoming：
After A, electrode are sintered together with housing at high temperature, electrode surface easily aoxidizes, when the coating in later stage is processed
Carry out deoxidation operation together with housing to bother very much；
B, to carry out secondary polish with the housing of electrode very inconvenient；
C, carry out with the electrode of housing face coat processing very inconvenient, very high cost can be increased；
D, with electrode housing also cannot do surface treatment processing；
E, due to electrode different from the material of housing, and lead to its thermal coefficient of expansion different, electrode thermal expansion easily occur
Afterwards larger stress is directly produced to housing.
As can be seen here, urgently solved using the electrode mounting means in shell structure by electrode direct sintering in traditional structure
Certainly.
Utility model content
This utility model solve technical problem be：Because lead to electrode direct sintering in shell structure above-mentioned asks
Topic；And provide a kind of electrode mounting structure of the obliquity sensor avoiding and directly electrode being sintered in shell structure to solve
The problems referred to above.
This utility model solves its technical problem and be employed technical scheme comprise that：The electrode mounting structure of obliquity sensor,
Including electrode and the housing with cavity body structure, the electrode hole of housing is provided through on housing, described electrode is inserted into institute
State electrode in the hole, and one end of electrode is deep in cavity, the other end of electrode is located at outside housing, also includes electrode sleeve, institute
State electrode sleeve to be enclosed within electrode, and between electrode sleeve and electrode, connection is solidified by bonding agent, described electrode sleeve is inserted into institute
State electrode in the hole, and be connected by bonding agent solidification between electrode sleeve and electrode hole.
It is further：Described housing is ceramic material, and described bonding agent is ceramet glue.
It is further：Described electrode hole is step pore structure, and it includes a large aperture Duan Heyi small-bore section；Described electricity
Pole set is inserted in the section of described large aperture, and one end of described electrode sleeve is resisted against the platform between large aperture section and small-bore section
On terrace.
It is further：Described large aperture section is the one end on electrode hole near cavity.
It is further：Described large aperture section is the one end on electrode hole away from cavity.
It is further：Described electrode includes battery core and the first coating in the setting of the periphery of battery core, described first coating
Material be a kind of metal or this kind of metal oxide；Wherein said metal is gold or silver or platinum or rhodium or palladium
Or caesium.
It is further：It is additionally provided with second coating between battery core and first coating, the material of described second coating is
Nickel or cobalt or nickel cobalt (alloy).
It is further：It is additionally provided with the 3rd coating, the material of described 3rd coating between first coating and second coating
Expect for gold or platinum.
It is further：Described battery core is made up of the alloy material of 4J29 of 4J32 or material trademark of material trademark.
It is further：Described first coating is formed by plating, chemical plating, evaporation or ion sputtering mode；When setting
When being equipped with second coating, described second coating is formed by plating, chemical plating, evaporation or ion sputtering mode；When being provided with
During three coatings, described 3rd coating is formed by plating, chemical plating, evaporation or ion sputtering mode.
The beneficial effects of the utility model are：By arranging electrode sleeve, carried out to electrode and electricity by bonding agent simultaneously
The bonding solidification of pole set connects, and to replace the mounting means being directly sintered in electrode in shell structure under traditional approach, it is excellent
Point is can make electrode easier for installation, and electrode sleeve may also function as certain buffering over-effect simultaneously, can avoid electrode
Direct effect to housing during thermal expansion.Being additionally, since need not be using the installation side being directly sintered in electrode in shell structure
Formula, therefore avoids and electrode is caused aoxidize, and then can reduce corresponding deoxidation operation；And due to need not be sintered pacifying
Dress, therefore electrode can be installed after first carrying out face coat processing again, and housing enters after also can first carrying out surface treatment processing again
Row electrode is installed.In addition, described electrode is also by the coating material being provided with certain material on the periphery of core material, so
The oxidation resistance of electrode can be strengthened so as to be difficult after a long time use by corrosion or passivation；And electroplated by employing,
The coating that the modes such as chemical plating are formed, can make electrode surface roughness substantially reduce, and then electrode can be made to be subject to electrolyte surface
The impact of tension force is less, and makes electrode show the characteristic of " hydrophobicity ", so, in sensor run-off the straight, on electrode
Electrolyte will be rapidly separated, thus electrolyte is difficult to be attached on electrode, and then can improve the sensitivity of electrode.In addition, passing through
Setting coating, also can reduce the Q-value of electrode；Also the impedance of electrode can be changed by controlling the thickness of respective coatings.
Brief description
Fig. 1 is the schematic diagram of the electrode mounting structure of obliquity sensor described in the utility model；
Fig. 2, Fig. 3 are the enlarged diagram of two kinds of different structures at regional area A in Fig. 1；
Fig. 4 is the structural representation of electrode hole in Fig. 3；
Fig. 5 is the Longitudinal cross section schematic of electrode；
Fig. 6 is the cross-sectional view of electrode；
In figure is labeled as：Electrode 1, battery core 11, first coating 12, second coating 13, the 3rd coating 14, cavity 2, housing 3,
Electrode hole 4, electrode sleeve 5, bonding agent 6, large aperture section 7, small-bore section 8, electrolyte 9, glass tubing 10.
Specific embodiment
With reference to the accompanying drawings and detailed description this utility model is further illustrated.
Shown in as shown in Figure 1 to Figure 4, the electrode mounting structure of obliquity sensor described in the utility model, including electrode 1 He
There is the housing 3 of cavity 2 structure, the electrode hole 4 of housing 3 is provided through on housing 3, described electrode 1 is inserted into described electricity
In pole hole 4, and one end of electrode 1 is deep in cavity 2, and the other end of electrode is located at outside housing 3, also includes electrode sleeve 5, institute
State electrode sleeve 5 to be enclosed within electrode 1, and between electrode sleeve 5 and electrode 1, pass through bonding agent 6 solidification and connect, described electrode sleeve 5 is inserted
Enter in described electrode hole 4, and between electrode sleeve 5 and electrode hole 4, pass through bonding agent 6 solidification to be connected.
The concrete installation process of the electrode mounting structure in this utility model is as follows：Correct position first on electrode 1
Coat corresponding bonding agent 6, then electrode sleeve 5 is inserted on electrode 1 and electrode sleeve 5 is adhered to by electrode 1 by bonding agent 6
On；Coat bonding agent 6 on the surface of electrode sleeve 5 more afterwards, then electrode sleeve 5 is inserted into electrode hole 4 together with electrode 1
Interior, after corresponding bonding agent 6 solidification bonding, i.e. the installation process of complete paired electrode 1.
Due to the electrode mounting structure in this utility model, installed by the solidification connected mode of bonding agent 6, therefore
Can avoid using the mounting means in shell structure by electrode 1 direct sintering, and then can avoid causing due in sintering process
Oxidation to electrode, also can improve the installation effectiveness of electrode simultaneously；And due to operation, therefore electrode need not be sintered
Can be installed again after first carrying out face coat processing, housing also can be first surface-treated or secondary polish after carry out again
Electrode is installed.
In addition, the bonding agent 6 described in this utility model, it is for entering electrode sleeve 5 respectively with electrode 1 and with housing
The material of row bonding；As long as the bonding agent 6 of above-mentioned adhesive effect can be met in theory.Housing 3 described in the utility model
Be preferably ceramic material, described bonding agent 6 is preferably ceramet glue simultaneously, so-called ceramet glue refer to dedicated for
A class bonding agent of bonding between pottery and metal；The adhesive effect of bonding agent 6 so can be improved it is ensured that installation to electrode 1
Firmly.And, after housing 3 adopts ceramic material, the processing to sensor of being more convenient for；Furthermore, it is contemplated that housing 3 is using pottery
It is not easy to after material seal, therefore, as shown in FIG., be further provided with the glass tubing 10 for sealing.
In addition, in order to when electrode sleeve 5 is inserted into electrode hole 4, spacing effect be played to the installation site of electrode sleeve 5,
And then guarantee electrode sleeve 5 installation site more accurate, described electrode hole 4 can be set to step pore structure further.As Fig. 3
Shown in Fig. 4, electrode hole 4 includes a large aperture section 7 and a small-bore section 8；Described electrode sleeve 5 is inserted into described large aperture section
In 7, and one end of described electrode sleeve 5 is resisted against on the step surface between large aperture section 7 and small-bore section 8.So, installing
When it is only necessary to ensure that one end of electrode sleeve 5 abuts to and can ensure that on step surface that electrode sleeve 5 is installed in place, and so can enter one
Step improves installation effectiveness.
More specifically, above-mentioned be provided with shoulder hole structure when, large aperture section 7 can adopt the following two kinds set-up mode：The
One kind, described large aperture section 7 is the one end on electrode hole 4 near cavity 2；Second, described large aperture section 7 is on electrode hole 4
One end away from cavity 2.Wherein, the above-mentioned second way is the situation shown in accompanying drawing 3 and Fig. 4.
In addition, as shwon in Figures 5 and 6, described electrode 1 includes battery core 11 and the first painting in the setting of the periphery of battery core 11
Layer 12, the material of described first coating 12 is the oxide of a kind of metal or this kind of metal；Wherein said metal be gold or
Silver or platinum or rhodium or palladium or caesium.
Because above-mentioned electrode 1 described in the utility model is used exclusively for the electrode 1 of obliquity sensor, because in inclination angle sensing
In device, the contact relation of electrode and electrolyte 9 is required higher, and in order to improve the sensitivity of electrode 1 it is desirable in sensor
During run-off the straight, corresponding signal can be quickly detected；And in order to realize the quick detection of signal, then need electrode 1 surface
Can quickly change with the generation tilting with the contact relation of electrolyte 9.
The electrode 1 being traditionally used for obliquity sensor is all not provided with coating structure, normally only by corresponding alloy material
Make just direct use after battery core 11, the therefore surface of electrode 1 easily the feelings of passivation or corrosion after a long time use
Condition, and the fineness of electrode surface is poor, thus easily adhere to electrolyte, the sensitivity ultimately resulting in traditional electrode 1 is relatively low.
This utility model passes through to arrange the first coating 12 being made up of certain material on the basis of battery core 11 further, can
Strengthen resistant to rust and the resist passivation ability of electrode 1, and pass through further using plating, chemical plating, evaporation or ion sputtering
Coat first coating 12 etc. mode, can further improve the surface smoothness of electrode 1, and then electrode 1 can be made to be subject to electrolyte surface
The impact of tension force is less, can improve the sensitivity of electrode 1.In addition, the Q-value of electrode also can be reduced by arranging coating；Simultaneously
The impedance of electrode 1 can be changed by controlling the thickness of respective coatings.
In addition, second coating 13 also can be additionally provided with the basis of the above between battery core 11 and first coating 12, described
The material of second coating 13 is nickel or cobalt or nickel cobalt (alloy).The purpose of above-mentioned setting second coating 13 mainly has two, the
One is the defect that can repair battery core 11 surface, to improve effect during coating first coating 12；Second can be prevented from applying
Cover and during first coating 12, battery core 11 is caused to corrode.
More specifically, above-mentioned be provided with first coating 12 and second coating 13 when, when first coating 12 select be not
When gold or alloy platinum material, in order to improve the combination effect of first coating 12 and second coating 13 further, can be in first coating 12
3rd coating 14 is set and second coating 13 between, and the material of described 3rd coating 14 is gold or platinum.Certainly, when above-mentioned first
When the material of coating 12 inherently selects gold or platinum, then the 3rd coating 14 can be set.
In addition, generally battery core 11 can select corresponding alloy material according to the difference of the material of sensor housing 3
Material, for example, when housing 3 is ceramic material, the alloy material being preferably 4J32 with material trademark；And working as housing 3 is high borosilicate
During glass, the alloy material being preferably 4J29 with material trademark.
Certainly, the coating method of above-mentioned first coating 12, second coating 13 and the 3rd coating 14 all can be using plating, change
The modes such as plating, evaporation or ion sputtering of learning are realized, and after the coating coating by the way, any surface finish of its coating
Degree is higher, and coats relatively uniform it can be ensured that the sensitivity of electrode is higher.
Claims (10)
1. the electrode mounting structure of obliquity sensor, including electrode (1) with the housing (3) with cavity (2) structure, in housing
(3) it is provided through the electrode hole (4) of housing (3) on, described electrode (1) is inserted in described electrode hole (4), and electrode
(1) one end is deep in cavity (2), the other end of electrode be located at housing (3) outward it is characterised in that：Also include electrode sleeve
(5), described electrode sleeve (5) is enclosed within electrode (1), and passes through bonding agent (6) solidification between electrode sleeve (5) and electrode (1) even
Connect, described electrode sleeve (5) is inserted in described electrode hole (4), and between electrode sleeve (5) and electrode hole (4), pass through bonding agent
(6) solidification connects.
2. obliquity sensor as claimed in claim 1 electrode mounting structure it is characterised in that：Described housing (3) is pottery
Material, described bonding agent (6) is ceramet glue.
3. obliquity sensor as claimed in claim 1 or 2 electrode mounting structure it is characterised in that：Described electrode hole (4) is
Step pore structure, it includes a large aperture section (7) and a small-bore section (8)；Described electrode sleeve (5) is inserted into described large aperture section
(7) in, and one end of described electrode sleeve (5) is resisted against on the step surface between large aperture section (7) and small-bore section (8).
4. obliquity sensor as claimed in claim 3 electrode mounting structure it is characterised in that：Described large aperture section (7) is
The upper one end near cavity (2) of electrode hole (4).
5. obliquity sensor as claimed in claim 3 electrode mounting structure it is characterised in that：Described large aperture section (7) is
Away from one end of cavity (2) on electrode hole (4).
6. obliquity sensor as claimed in claim 1 electrode mounting structure it is characterised in that：Described electrode (1) includes electricity
Core (11) and the first coating (12) in the setting of the periphery of battery core (11), the material of described first coating (12) be a kind of metal or
The oxide of this kind of metal of person；Wherein said metal is gold or silver or platinum or rhodium or palladium or caesium.
7. obliquity sensor as claimed in claim 6 electrode mounting structure it is characterised in that：In battery core (11) and the first painting
It is additionally provided with second coating (13), the material of described second coating (13) is nickel or cobalt or nickel cobalt (alloy) between layer (12).
8. obliquity sensor as claimed in claim 7 electrode mounting structure it is characterised in that：In first coating (12) and
It is additionally provided with the 3rd coating (14), the material of described 3rd coating (14) is gold or platinum between two coatings (13).
9. obliquity sensor as claimed in claim 6 electrode mounting structure it is characterised in that：Described battery core (11) is by material
The trade mark is made up of the alloy material of 4J29 of 4J32 or material trademark.
10. the obliquity sensor as any one of claim 6 to 9 electrode mounting structure it is characterised in that：Described
One coating (12) is formed by plating, chemical plating, evaporation or ion sputtering mode；When being provided with second coating (13), institute
State second coating (13) to be formed by plating, chemical plating, evaporation or ion sputtering mode；When being provided with the 3rd coating (14)
When, described 3rd coating (14) is formed by plating, chemical plating, evaporation or ion sputtering mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620920206.0U CN205957964U (en) | 2016-08-23 | 2016-08-23 | Angular transducer's electrode mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620920206.0U CN205957964U (en) | 2016-08-23 | 2016-08-23 | Angular transducer's electrode mounting structure |
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| Publication Number | Publication Date |
|---|---|
| CN205957964U true CN205957964U (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620920206.0U Active CN205957964U (en) | 2016-08-23 | 2016-08-23 | Angular transducer's electrode mounting structure |
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| CN (1) | CN205957964U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289168A (en) * | 2016-08-23 | 2017-01-04 | 苏州理欧电子科技有限公司 | The electrode mounting structure of obliquity sensor |
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2016
- 2016-08-23 CN CN201620920206.0U patent/CN205957964U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289168A (en) * | 2016-08-23 | 2017-01-04 | 苏州理欧电子科技有限公司 | The electrode mounting structure of obliquity sensor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |