JPH0443284U - - Google Patents
Info
- Publication number
- JPH0443284U JPH0443284U JP8626290U JP8626290U JPH0443284U JP H0443284 U JPH0443284 U JP H0443284U JP 8626290 U JP8626290 U JP 8626290U JP 8626290 U JP8626290 U JP 8626290U JP H0443284 U JPH0443284 U JP H0443284U
- Authority
- JP
- Japan
- Prior art keywords
- road surface
- snow
- capacitance
- dielectric
- measured
- 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
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 3
- 229910000906 Bronze Inorganic materials 0.000 claims description 2
- 239000010974 bronze Substances 0.000 claims description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 239000003522 acrylic cement Substances 0.000 claims 1
- 239000003990 capacitor Substances 0.000 claims 1
- 239000012212 insulator Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Description
第1図は本考案の検知部の平面図。第2図は第
1図のA−A線の断面図。第3図は本考案の測定
原理の模式図。第4図は本考案のシステムブロツ
ク図。
1は検知部のブロンズ製の電極、2は同上のジ
ユラコン樹脂、3はアクリル樹脂接着剤とけい砂
の混合物、4は同上の底蓋を止める六角穴付きボ
ルト、5は同上の同軸ケーブル接続用のSUS製
の端子ビス、6は同上の底蓋空間に充填した軟硬
化性のエポキシ樹脂接着剤、7は同上の底蓋、8
は路面温度測定用の熱電対、9は容量計、10は
演算部。
FIG. 1 is a plan view of the detection section of the present invention. FIG. 2 is a sectional view taken along line A-A in FIG. 1. Figure 3 is a schematic diagram of the measurement principle of the present invention. Figure 4 is a system block diagram of the present invention. 1 is the bronze electrode of the detection part, 2 is the same Duuracon resin as above, 3 is a mixture of acrylic resin adhesive and silica sand, 4 is the hexagon socket head bolt that fixes the bottom cover as above, 5 is the coaxial cable connection as above. SUS terminal screw, 6 is a soft hardening epoxy resin adhesive filled in the bottom cover space as above, 7 is the same bottom cover as above, 8
1 is a thermocouple for measuring road surface temperature, 9 is a capacitance meter, and 10 is a calculation unit.
Claims (1)
アクリル接着剤と、けい砂の混合物3を充填した
ものを絶縁体とし、これにブロンズ製の電極1を
組込み加工したものから構成されており、これを
路面に埋設し、雪氷の誘電特性とコンデンサーの
原理応用により、路面の電気容量を計測し、誘電
率を求めるもので、路面の電気容量を容量計9に
より計測し、それを演算部10で誘電率を求め、
路面を乾燥、濡れ、水膜、雪、圧雪、氷板などの
各状況を判別する。 以上の如く構成された誘電式路面凍結検知器。[Scope of Claim for Utility Model Registration] The detection part is made of a cylindrical dyuracon resin base 2 filled with an acrylic adhesive and a mixture 3 of silica sand as an insulator, and a bronze electrode 1 incorporated therein. This device is buried in the road surface, and the capacitance of the road surface is measured by applying the dielectric properties of snow and ice and the principle of a capacitor, and the dielectric constant is determined.The capacitance of the road surface is measured using a capacitance meter 9. Then, the dielectric constant is determined by the calculation unit 10,
It determines whether the road surface is dry, wet, water film, snow, compacted snow, ice sheets, etc. The dielectric road surface freeze detector configured as described above.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8626290U JPH0443284U (en) | 1990-08-15 | 1990-08-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8626290U JPH0443284U (en) | 1990-08-15 | 1990-08-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0443284U true JPH0443284U (en) | 1992-04-13 |
Family
ID=31635749
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8626290U Pending JPH0443284U (en) | 1990-08-15 | 1990-08-15 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0443284U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006162593A (en) * | 2004-09-17 | 2006-06-22 | Fondazione Torino Wireless | Multi-frequency capacitive measurement system, and operation method therefor |
JP2014029315A (en) * | 2012-07-05 | 2014-02-13 | Hokuto Denshi Kogyo Kk | Impedance moisture detector |
-
1990
- 1990-08-15 JP JP8626290U patent/JPH0443284U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006162593A (en) * | 2004-09-17 | 2006-06-22 | Fondazione Torino Wireless | Multi-frequency capacitive measurement system, and operation method therefor |
JP2014029315A (en) * | 2012-07-05 | 2014-02-13 | Hokuto Denshi Kogyo Kk | Impedance moisture detector |
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