JPH02627U - - Google Patents
Info
- Publication number
- JPH02627U JPH02627U JP7810488U JP7810488U JPH02627U JP H02627 U JPH02627 U JP H02627U JP 7810488 U JP7810488 U JP 7810488U JP 7810488 U JP7810488 U JP 7810488U JP H02627 U JPH02627 U JP H02627U
- Authority
- JP
- Japan
- Prior art keywords
- heat
- sensitive
- sensitive resistor
- flow rate
- equilibrium state
- 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
- 238000005259 measurement Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Description
第１図はこの考案の一実施例による感熱式流量
センサにおける感熱抵抗体の取付け状態の斜視図
、第２図は同じく側面図、第３図は感熱式流量セ
ンサの回路図、第４図は従来の感熱抵抗体の取付
け状態の斜視図である。
２……計測管路、３……感熱抵抗体、７ａ，７
ｂ……リード線、８，９……支持部材。なお、図
中同一符号は同一又は相当部分を示す。
Fig. 1 is a perspective view of a heat-sensitive resistor installed in a heat-sensitive flow sensor according to an embodiment of the invention, Fig. 2 is a side view of the same, Fig. 3 is a circuit diagram of the heat-sensitive flow sensor, and Fig. 4 is a schematic diagram of the heat-sensitive flow sensor. FIG. 2 is a perspective view of a conventional heat-sensitive resistor in an attached state. 2...Measurement pipe line, 3...Heat-sensitive resistor, 7a, 7
b... Lead wire, 8, 9... Supporting member. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
他の抵抗とからなるブリツジ回路と、感熱抵抗体
への通電電流を制御しブリツジ回路が所定の熱平
衡状態を保つように制御する制御回路とを備え、
この熱平衡状態からの流量を検出する感熱式流量
センサにおいて、上記感熱抵抗体を並行する一対
の直線状のリード部材で固着し、この両リード部
材は計測管路に立設したポール状の支持部材によ
つて引張り力が付勢するように該リード端部を支
持したことを特徴とする感熱式流量センサ。 A bridge circuit arranged in a fluid passage and consisting of a flat heat-sensitive resistor and other resistors, and a control circuit that controls the current flowing to the heat-sensitive resistor so that the bridge circuit maintains a predetermined thermal equilibrium state. and
In a heat-sensitive flow sensor that detects the flow rate from this thermal equilibrium state, the heat-sensitive resistor is fixed by a pair of parallel linear lead members, and both lead members are pole-shaped support members installed upright in the measurement pipe. 1. A heat-sensitive flow rate sensor, characterized in that said lead end is supported so as to be subjected to a tensile force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7810488U JPH02627U (en) | 1988-06-13 | 1988-06-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7810488U JPH02627U (en) | 1988-06-13 | 1988-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02627U true JPH02627U (en) | 1990-01-05 |
Family
ID=31303053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7810488U Pending JPH02627U (en) | 1988-06-13 | 1988-06-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02627U (en) |
-
1988
- 1988-06-13 JP JP7810488U patent/JPH02627U/ja active Pending