JPH05223677A - Pressure sensor - Google Patents

Pressure sensor

Info

Publication number
JPH05223677A
JPH05223677A JP3061692A JP3061692A JPH05223677A JP H05223677 A JPH05223677 A JP H05223677A JP 3061692 A JP3061692 A JP 3061692A JP 3061692 A JP3061692 A JP 3061692A JP H05223677 A JPH05223677 A JP H05223677A
Authority
JP
Japan
Prior art keywords
pressure sensor
housing
plate
mounting
locking
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.)
Granted
Application number
JP3061692A
Other languages
Japanese (ja)
Other versions
JP2778330B2 (en
Inventor
Susumu Nagano
進 長野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP4030616A priority Critical patent/JP2778330B2/en
Publication of JPH05223677A publication Critical patent/JPH05223677A/en
Application granted granted Critical
Publication of JP2778330B2 publication Critical patent/JP2778330B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Measuring Fluid Pressure (AREA)
  • Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)

Abstract

PURPOSE:To easily mount a pressure sensor on a mounting plate without providing the housing of a pressure sensor body with a mounting bracket and a jaw part nor using screws at mounting. CONSTITUTION:A housing 12 of a pressure sensor body 13 which contains a pressure detection element is provided with an hooking parts 14. A hooking plate 14c, acting as an hooking means and consisting of an elastic member, where the hooking parts 14 is inserted into a hole 11a opened an a vehicle body panel 11, acting as a mounting plate and subjecting to elastic deformation, and after passing there, it returns to its original shape and contacts with the back surface of the vehicle body panel 11 far hooking.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は圧力センサに関し、更に
詳細には自動車等エンジンを有する内燃機関においてエ
ンジン制御用又は公害防止用に利用すべく圧力を検出す
る圧力センサの取付け部の構造に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pressure sensor, and more particularly to a structure of a mounting portion of a pressure sensor for detecting pressure for use in engine control or pollution prevention in an internal combustion engine having an engine such as an automobile.

【0002】[0002]

【従来の技術】従来、この種の圧力センサは、実開昭6
2−189635号公報或いは実開昭62−10413
3号公報などに開示されている。前者の公報に開示され
た圧力センサは図6に示されるように構成されていた。
図6において、1は圧力センサ本体、2はこの圧力セン
サ本体1の外殻であるハウジング、3は圧力センサ本体
1を例えば自動車のエンジンルーム内適所に固定するた
めのL形のブラケットをそれぞれ示している。
2. Description of the Related Art Conventionally, this type of pressure sensor has been disclosed in Japanese Utility Model Publication No. 6
No. 2-189635 or Japanese Utility Model Laid-Open No. 62-10413
No. 3, for example. The pressure sensor disclosed in the former publication was constructed as shown in FIG.
In FIG. 6, 1 is a pressure sensor main body, 2 is a housing which is an outer shell of the pressure sensor main body 1, and 3 is an L-shaped bracket for fixing the pressure sensor main body 1 in a proper place, for example, in an engine room of an automobile. ing.

【0003】このような従来の圧力センサでは圧力セン
サ本体1をエンジンルーム内適所に取付けるためのL形
のブラケット3はその一端側3aがハウジング2に形成
された差込み溝部4に挿入されて取付けられている。こ
のブラケット3の他端側3bには通孔5が形成されてお
り、この通孔5にネジを差し込み、取付け場所にネジ止
めすることによって当該圧力センサを固定していた。
In such a conventional pressure sensor, the L-shaped bracket 3 for mounting the pressure sensor main body 1 in a proper place in the engine room is attached by inserting one end side 3a thereof into the insertion groove portion 4 formed in the housing 2. ing. A through hole 5 is formed in the other end 3b of the bracket 3, and the pressure sensor is fixed by inserting a screw into the through hole 5 and screwing the screw in place.

【0004】また、後者の公報に開示される従来の圧力
センサは図7に示されるように構成されている。図7に
示される従来の圧力センサでは、圧力センサ本体6の外
殻を形成するハウジング7に取付け用の鍔部8a,8b
が両側部に一体的に形成され、各鍔部8a,8bにはそ
れぞれ通孔9が形成されている。このような圧力センサ
においては各鍔部8a,8bの通孔9にネジを差し込
み、エンジンルーム内の取付け位置にネジ止めすること
によって固定されていた。
Further, the conventional pressure sensor disclosed in the latter publication is constructed as shown in FIG. In the conventional pressure sensor shown in FIG. 7, the collar portions 8a and 8b for attachment to the housing 7 forming the outer shell of the pressure sensor main body 6 are attached.
Are integrally formed on both side portions, and through holes 9 are formed in the collar portions 8a and 8b, respectively. In such a pressure sensor, a screw is inserted into the through hole 9 of each of the collar portions 8a and 8b, and is fixed to the mounting position in the engine room by screwing.

【0005】[0005]

【発明が解決しようとする課題】このように従来の圧力
センサは自動車等の所定位置に取付けるためのブラケッ
ト3や鍔部8a,8bを必要とし、更にこれらに形成さ
れた通孔5,9にネジを差し込んで固定していたため、
その取付け作業も面倒であるなどの問題があり、取付け
が容易で、しかもハウジング等に取付けのための張出し
部などの形成を不要とした圧力センサが望まれていた。
As described above, the conventional pressure sensor requires the bracket 3 and the collar portions 8a, 8b for mounting at a predetermined position of an automobile or the like, and further has the through holes 5, 9 formed therein. Because I fixed it by inserting the screw,
There is a problem in that the mounting work is troublesome, and there is a demand for a pressure sensor that is easy to mount and that does not require formation of an overhanging portion for mounting on a housing or the like.

【0006】本発明の目的は、かかる従来の問題点を解
決するためになされたもので、取付け用のブラケットや
鍔部を設けることなく、又取付けに際しネジ等を使用す
ることなく簡単に取付けが可能な圧力センサを提供する
ことにある。
The object of the present invention is to solve the above-mentioned problems of the prior art, and it is easy to install without providing a bracket or collar for mounting, and without using screws or the like for mounting. It is to provide a possible pressure sensor.

【0007】[0007]

【課題を解決するための手段】本発明は、内部に圧力検
知素子を内蔵した圧力センサ本体のハウジングに係止具
を備えてなる圧力センサであって、前記係止具が取付け
板に形成された孔に弾性変形を受けながら差し込まれ、
通過後に復帰して前記取付け板裏面に係止する弾性部材
からなる係止手段を備えることを特徴とする。
DISCLOSURE OF THE INVENTION The present invention is a pressure sensor having a locking member in a housing of a pressure sensor body having a pressure detecting element built therein, the locking member being formed on a mounting plate. Inserted while undergoing elastic deformation in the hole,
It is characterized by comprising locking means made of an elastic member that returns after passing and locks on the back surface of the mounting plate.

【0008】[0008]

【作用】本発明の圧力センサによると、圧力センサ本体
のハウジングに設けられた係止具の係止手段を取付け板
の孔に強制的に押し込む。これにより係止手段は弾性変
形を受けながら当該孔を通り、通過後に復帰して広が
り、取付け板裏面に当接して、孔からの抜け止めがなさ
れると共にこの係止具自体が取付け板に固定される。こ
れにより圧力センサ本体はこの係止具を介して取付け板
に取付けられることになる。
According to the pressure sensor of the present invention, the locking means of the locking tool provided on the housing of the pressure sensor main body is forcibly pushed into the hole of the mounting plate. As a result, the locking means passes through the hole while undergoing elastic deformation, returns and spreads after passing, abuts against the back surface of the mounting plate, and is prevented from coming off from the hole, and the locking tool itself is fixed to the mounting plate. To be done. As a result, the pressure sensor main body is attached to the attachment plate via this locking tool.

【0009】[0009]

【実施例】以下、本発明の圧力センサを図に示される実
施例について更に詳細に説明する。図1および図2には
本発明の一実施例に係る圧力センサ10が示されてい
る。図1は自動車の金属製車体パネル11に取付けられ
た圧力センサ10を側方から示す図であり、図2は車体
パネル11を一部切欠いて圧力センサ10を上部から見
た図である。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The pressure sensor of the present invention will be described below in more detail with reference to the embodiments shown in the drawings. 1 and 2 show a pressure sensor 10 according to an embodiment of the present invention. FIG. 1 is a side view of a pressure sensor 10 attached to a metal body panel 11 of an automobile, and FIG. 2 is a view of the pressure sensor 10 seen from above with a part of the body panel 11 cut away.

【0010】この実施例における圧力センサ10は、ハ
ウジング12で囲まれた圧力センサ本体13を含み、そ
の内部には検出した圧力を電気信号に変換する圧力セン
シング素子(図示せず)、およびこの圧力センシング素
子の信号を所望の特性に補正,増幅するアンプ部(図示
せず)が配置され、得られた出力信号を圧力センサ本体
13に構成されるコネクタ(図示せず)を通して出力す
るものである。
The pressure sensor 10 in this embodiment includes a pressure sensor main body 13 surrounded by a housing 12, inside which a pressure sensing element (not shown) for converting the detected pressure into an electric signal, and this pressure. An amplifier section (not shown) that corrects and amplifies the signal of the sensing element to a desired characteristic is arranged, and the obtained output signal is output through a connector (not shown) formed in the pressure sensor main body 13. ..

【0011】この圧力センサ10のハウジング12は合
成樹脂で形成され、この外表面の適所には係止具14が
一体的に形成されている。従って、この係止具14も合
成樹脂で構成されている。この係止具14は図1および
図2に示されるようにある位置を中心としてそこから相
対向する側で且つ斜め上方に伸長する一対の板状押え板
14aと、この一対の押え板14a間の中心から上方垂
直に伸長する軸板14bと、該軸板14bの先端から前
述の押え板14aの存在する側に斜め下方に伸長する一
対の係止板14cとを一体的に形成して構成されてい
る。
The housing 12 of the pressure sensor 10 is made of synthetic resin, and a locking tool 14 is integrally formed at a proper position on the outer surface thereof. Therefore, the locking tool 14 is also made of synthetic resin. As shown in FIGS. 1 and 2, the locking tool 14 has a pair of plate-like pressing plates 14a extending in an obliquely upward direction on opposite sides from a certain position, and between the pair of pressing plates 14a. A shaft plate 14b extending vertically upward from the center of the shaft, and a pair of locking plates 14c extending obliquely downward from the tip of the shaft plate 14b to the side where the pressing plate 14a is present. Has been done.

【0012】この一対の係止板14cと軸板14bを図
2のように側方からみると、あたかも錨のような形状を
呈している。この軸板14bの一側部には位置合せ用ダ
ボ14dが突出して形成されている。他方、圧力センサ
10を取付ける車体パネル11の所望位置には、係止具
14の一対の係止板14cを圧入するための円形状の孔
11aが形成されている。この孔11aは、係止具14
の押え板14a先端間の距離よりも直径が小さく、また
軸板14b先端部近傍の係止板14cが通過可能な大き
さで、しかし、係止板14cの先端間の距離よりも直径
が小さく形成されている。そして、この孔11aの一部
には前述した位置合せ用ダボ14dの通過用切欠き部1
1bが形成されている。
When the pair of locking plates 14c and the shaft plate 14b are viewed from the side as shown in FIG. 2, they have a shape like an anchor. A positioning dowel 14d is formed to project on one side of the shaft plate 14b. On the other hand, a circular hole 11a for press-fitting the pair of locking plates 14c of the locking tool 14 is formed at a desired position of the vehicle body panel 11 to which the pressure sensor 10 is attached. This hole 11a is provided in the locking tool 14
The diameter is smaller than the distance between the tips of the holding plate 14a, and the size is such that the locking plate 14c near the tip of the shaft plate 14b can pass, but the diameter is smaller than the distance between the ends of the locking plate 14c. Has been formed. And, in the part of this hole 11a, the cutout portion 1 for passage of the above-mentioned positioning dowel 14d is formed.
1b is formed.

【0013】このような係止具14をハウジング12と
一体的に形成した圧力センサ10を車体パネル11に取
付ける際には、車体パネル11に形成された取付け用の
孔11aに設けた切欠き部11bに係止具14のダボ1
4dを合せ、係止板14cを孔11a内に押し込む。係
止板14cは合成樹脂で形成されているため先端側が弾
性変形して窄み、孔11aを通過した後元の状態に戻っ
て各々の先端が車体パネル11の一表面に当接する。他
方、押え板14aはその大きさからして孔11aに進入
することはなく車体パネル11の他表面に当接して弾性
変形し、この両者によって車体パネル11を挾み、これ
により係止具14は確実且つ強固に固定され、以って圧
力センサ本体13はこの係止具14を介して車体パネル
11に取付けられることとなる。
When the pressure sensor 10 in which the locking tool 14 is integrally formed with the housing 12 is attached to the vehicle body panel 11, a notch portion provided in an attachment hole 11a formed in the vehicle body panel 11. Dowel 1 of locking tool 14 on 11b
4d are aligned and the locking plate 14c is pushed into the hole 11a. Since the locking plate 14c is made of synthetic resin, the tip end side is elastically deformed and narrowed, and after passing through the hole 11a, it returns to its original state and each tip comes into contact with one surface of the vehicle body panel 11. On the other hand, due to its size, the holding plate 14a does not enter the hole 11a but abuts on the other surface of the vehicle body panel 11 and is elastically deformed. Is securely and firmly fixed, so that the pressure sensor main body 13 is attached to the vehicle body panel 11 via the locking tool 14.

【0014】このように、この実施例の圧力センサ10
によると、圧力センサ本体13のハウジング12に一体
的に形成された係止具14の係止板14cを車体パネル
11の孔11aに差し通して係止するだけの所謂ワンタ
ッチスナップ操作で当該圧力センサ10を車体パネル1
1に取付け固定することができる。
Thus, the pressure sensor 10 of this embodiment is
According to the above-mentioned pressure sensor, the locking plate 14c of the locking tool 14 formed integrally with the housing 12 of the pressure sensor body 13 is inserted into the hole 11a of the vehicle body panel 11 and locked by a so-called one-touch snap operation. 10 for body panel 1
It can be attached and fixed to 1.

【0015】前述の実施例では係止具14を圧力センサ
本体13のハウジング12に一体的に形成したものであ
ったが、係止具14だけを別体とし、これをハウジング
12に取付けて使用することもできる。このような別の
実施例は図3ないし図5に示され、圧力センサ本体13
のハウジング12には、係止具14の押え板下側に形成
された台板14eの縁部が差し込まれる溝部15a,1
5bを相対向して形成された嵌合取付け部15が形成さ
れている。なお、図3において、符号16は係止具14
の台板14eを嵌合取付け部15に固定保持する係合突
起部を示している。
In the above-mentioned embodiment, the locking tool 14 is formed integrally with the housing 12 of the pressure sensor main body 13, but only the locking tool 14 is provided as a separate body and used by being attached to the housing 12. You can also do it. Such an alternative embodiment is shown in FIGS.
In the housing 12, the groove portions 15a, 1 into which the edges of the base plate 14e formed below the holding plate of the locking tool 14 are inserted.
Fitting attachment portions 15 are formed so as to face each other. Incidentally, in FIG. 3, reference numeral 16 is a locking tool 14.
The engaging projections for fixing and holding the base plate 14e of the No. 14e on the fitting mounting portion 15 are shown.

【0016】このような圧力センサによれば、別体の係
止具14が、その台板14eを圧力センサ本体13のハ
ウジング12に形成された嵌合取付け部15にスライド
装着して取付け、それ以後は図1に示される実施例の場
合と同様にして車体パネル11に取付ける。
According to such a pressure sensor, the separate locking tool 14 is mounted by sliding the base plate 14e thereof to the fitting mounting portion 15 formed on the housing 12 of the pressure sensor main body 13, and After that, it is attached to the vehicle body panel 11 in the same manner as in the embodiment shown in FIG.

【0017】[0017]

【発明の効果】以上説明したように、本発明の圧力セン
サによれば、圧力センサ本体のハウジングに所謂ワンタ
ッチで車体パネルなどの取付け板に係止固定できる係止
具を設けたことにより、圧力センサの取付け板への固定
が従来のネジ止めなどと比較して大変容易となり、その
ため手狹な場所での取付け作業などは特に容易となる。
As described above, according to the pressure sensor of the present invention, the housing of the pressure sensor main body is provided with the locking tool that can be locked and fixed to the mounting plate such as the vehicle body panel by one-touch operation. The fixing of the sensor to the mounting plate is much easier than the conventional screwing, so that the mounting work in a handy place is particularly easy.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の一実施例に係る圧力センサを車体パネ
ルに取付けた状態で示す正面図である。
FIG. 1 is a front view showing a state in which a pressure sensor according to an embodiment of the present invention is attached to a vehicle body panel.

【図2】図1に示される圧力センサを上方からみた平面
図である。
FIG. 2 is a plan view of the pressure sensor shown in FIG. 1 seen from above.

【図3】本発明の他の実施例に係る圧力センサの主要部
を示す斜視図である。
FIG. 3 is a perspective view showing a main part of a pressure sensor according to another embodiment of the present invention.

【図4】図3に示される圧力センサを車体パネルに取付
けた状態で示す正面図である。
FIG. 4 is a front view showing a state in which the pressure sensor shown in FIG. 3 is attached to a vehicle body panel.

【図5】図4に示される圧力センサを上方からみた平面
図である。
5 is a plan view of the pressure sensor shown in FIG. 4 as seen from above.

【図6】従来の圧力センサを示す正面図である。FIG. 6 is a front view showing a conventional pressure sensor.

【図7】従来の圧力センサの別の例を示す断面図であ
る。
FIG. 7 is a cross-sectional view showing another example of a conventional pressure sensor.

【符号の説明】[Explanation of symbols]

10 圧力センサ 11 車体パネル 11a 孔 12 ハウジング 13 圧力センサ本体 14 係止具 14a 押え板 14b 軸板 14c 係止板 10 Pressure Sensor 11 Body Panel 11a Hole 12 Housing 13 Pressure Sensor Main Body 14 Locking Tool 14a Holding Plate 14b Shaft Plate 14c Locking Plate

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 内部に圧力検知素子を内蔵した圧力セン
サ本体のハウジングに係止具を備えてなる圧力センサで
あって、前記係止具が取付け板に形成された孔に弾性変
形を受けながら差し込まれ、通過後に復帰して前記取付
け板裏面に係止する弾性部材からなる係止手段を備える
ことを特徴とする圧力センサ。
1. A pressure sensor having a locking member in a housing of a pressure sensor body having a pressure detecting element built therein, wherein the locking member is elastically deformed in a hole formed in a mounting plate. A pressure sensor, comprising: a locking means made of an elastic member that is inserted, returns after passing, and locks on the back surface of the mounting plate.
JP4030616A 1992-02-18 1992-02-18 Pressure sensor Expired - Lifetime JP2778330B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4030616A JP2778330B2 (en) 1992-02-18 1992-02-18 Pressure sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4030616A JP2778330B2 (en) 1992-02-18 1992-02-18 Pressure sensor

Publications (2)

Publication Number Publication Date
JPH05223677A true JPH05223677A (en) 1993-08-31
JP2778330B2 JP2778330B2 (en) 1998-07-23

Family

ID=12308806

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4030616A Expired - Lifetime JP2778330B2 (en) 1992-02-18 1992-02-18 Pressure sensor

Country Status (1)

Country Link
JP (1) JP2778330B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006298321A (en) * 2005-04-25 2006-11-02 Denso Corp Collision detection device for vehicle

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62189635U (en) * 1986-05-23 1987-12-02

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62189635U (en) * 1986-05-23 1987-12-02

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006298321A (en) * 2005-04-25 2006-11-02 Denso Corp Collision detection device for vehicle
JP4519704B2 (en) * 2005-04-25 2010-08-04 株式会社デンソー Vehicle collision detection device

Also Published As

Publication number Publication date
JP2778330B2 (en) 1998-07-23

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