JP4599119B2 - Vehicle detection loop coil unit and method of assembling the same - Google Patents

Vehicle detection loop coil unit and method of assembling the same Download PDF

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JP4599119B2
JP4599119B2 JP2004251615A JP2004251615A JP4599119B2 JP 4599119 B2 JP4599119 B2 JP 4599119B2 JP 2004251615 A JP2004251615 A JP 2004251615A JP 2004251615 A JP2004251615 A JP 2004251615A JP 4599119 B2 JP4599119 B2 JP 4599119B2
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JP2006072437A (en
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登 木島
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Amano Corp
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本発明は、駐車場等において車両の駐車や在庫の状態を検知又は感知することができるループコイル式車両検知器に関し、具体的には、車両検知用ループコイルユニットの構造とその組立て方法に関するものである。   The present invention relates to a loop coil type vehicle detector capable of detecting or sensing the state of parking or stocking of a vehicle in a parking lot or the like, and more specifically, to a structure of a vehicle detection loop coil unit and an assembling method thereof. It is.

車両の駐車や在庫を検知することができる車両検知器に関しては、例えば、特許文献１に見られるような、ループコイルを路面に埋設して車両を検知する構造のループコイル式車両検知器が存在する。
特開平６−３３８８３３号公報 Regarding a vehicle detector capable of detecting parking or stocking of a vehicle, for example, there is a loop coil type vehicle detector having a structure for detecting a vehicle by embedding a loop coil in a road surface as seen in Patent Document 1. To do.
JP-A-6-338833

上記の特許文献１に記載されているような検知器に用いられるループコイルは、路面の広い範囲に渡ってループコイルを何重にも巻いた状態で埋設するものであり、敷設工事において各ループの長さのバラツキや、高さの均一性、平面上の広がりバランス、或いは、ループが解けないようにする為の固定手段、工事中のループに対する損傷防止、更には、重量車両の通過による地盤の埋没変形の防止、日照熱や浸透雨水による劣化・腐食への対応といった、ループコイルの安定性を確保する為の多くの注意事項を守る必要があって、敷設工事を煩雑化する問題があった。また、これらの注意点を怠ると、車両の検知時に誤動作が発生する原因にもなっていた。   The loop coil used in the detector as described in Patent Document 1 is embedded in a state where the loop coil is wound in multiple layers over a wide area of the road surface. Length variation, height uniformity, flat spread balance, fixing means to prevent the loop from breaking, prevention of damage to the loop during construction, and ground by passing heavy vehicles It is necessary to observe many precautions to ensure the stability of the loop coil, such as prevention of burial deformation, deterioration due to sunlight and permeated rainwater, and corrosion. It was. Also, neglecting these precautions could cause malfunction when detecting a vehicle.

一方、ループコイルを保護管の中に入れたものを予め作っておいて、それを工事現場へ運搬するようにすることも考えられているが、ループコイルは路面の広い範囲に渡って敷設するもの（例えば２メートル四方に及ぶループコイル）であるから、嵩張ってしまって運搬やら保管が難しくなる為、実施することが困難で、実現性に欠ける問題があった。   On the other hand, it is also considered to make a loop coil in a protective tube in advance and transport it to the construction site, but the loop coil is laid over a wide area of the road surface. Since it is a thing (for example, a loop coil covering 2 meters square), it is bulky and difficult to carry and store, so that it is difficult to implement and there is a problem of lack of feasibility.

従って本発明の技術的課題は、ループコイルの現場における敷設工事の手間をできるだけ減らすと共に、敷設工事に付随する運搬や保管といった各種作業も簡略化して、簡単にループコイルを敷設できるようにし、且つ、敷設したループコイルの品質を安定的に維持できるように工夫した車両検知用ループコイルユニットと、その組立て方法を提供することである。   Therefore, the technical problem of the present invention is to reduce the labor of the laying work of the loop coil as much as possible, simplify the various work such as transportation and storage accompanying the laying work, and easily lay the loop coil. Another object of the present invention is to provide a vehicle detection loop coil unit devised so as to stably maintain the quality of the laid loop coil and an assembling method thereof.

（１） 上記の技術的課題を解決するために、本発明の請求項１に記載の車両検知用ループコイルユニットは、駐車場等の駐車スペースに設置して、ループコイルのインダクタンス変化から車両の存在を検知するように構成した車両検知用ループコイルユニットであって、上記のループコイルを内部に挿通する配線用のループコイル管を、管の長手方向に多数の輪状の溝又は多数の輪状のリブを連続形成することにより、管内形状が管の長手方向に多数の凹凸面が連続形成された所定の長さの合成樹脂製可撓電線パイプの全体を、略Ｃ型形状に屈曲形成したメインループコイル管と、このメインループコイル管の両先端口の間に連通接続することができるＴ字型接続パイプとを用いて構成すると共に、このＴ字型接続パイプの直角方向に突出する突出口には、直接的又は間接的にカップリングを接続して、所定長さのループコイルを上記ループコイル管内に挿通して所定の巻数だけ巻き込み、且つ、該ループコイルの両端を上記Ｔ字型接続パイプの突出口からカップリングを通して外部に配線可能な状態に引き出して成ることを特徴としている。 (1) In order to solve the above technical problem, a vehicle detection loop coil unit according to claim 1 of the present invention is installed in a parking space such as a parking lot, and the change in the inductance of the loop coil is detected. A loop coil unit for vehicle detection configured to detect the presence of a loop coil tube for wiring through which the loop coil is inserted, and a plurality of ring-shaped grooves or a plurality of ring-shaped grooves in the longitudinal direction of the tube. By forming the ribs continuously, the entire flexible resin-made flexible electric wire pipe having a predetermined length in which a large number of concave and convex surfaces are continuously formed in the longitudinal direction of the tube is bent into a substantially C shape. The loop coil tube and a T-shaped connection pipe that can be connected in communication between both ends of the main loop coil tube are used, and the T-shaped connection pipe projects in a direction perpendicular to the T-shaped connection pipe. A coupling is directly or indirectly connected to the projecting port, a loop coil having a predetermined length is inserted into the loop coil tube and wound by a predetermined number of turns, and both ends of the loop coil are connected to the T It is characterized in that it is drawn out from the protruding port of the letter-shaped connecting pipe through a coupling so that it can be wired to the outside.

（２） また、本発明の請求項３に記載の車両検知用ループコイルユニットの組立て方法は、駐車場等の駐車スペースに設置して、ループコイルのインダクタンク変化から車両の存在を検知するように構成した車両検知用ループコイルユニットであり、且つ、上記のループコイルを内部に挿通する配線用のループコイル管を、管の長手方向に多数の輪状の溝又は多数の輪状のリブを連続形成することにより、管内形状が管の長手方向に多数の凹凸面が連続形成された所定の長さの合成樹脂製可撓電線パイプの全体を、略Ｃ型形状に屈曲形成したメインループコイル管と、このメインループコイル管の両先端口の間に連通接続することができるＴ字型接続パイプとを用いて構成し、このＴ字型接続パイプの直角方向に突出する突出口には、直接的又は間接的にカップリングを接続して、所定長さのループコイルを上記ループコイル管内に挿通して所定の巻数だけ巻き込み、その後、該ループコイルの両端を上記Ｔ字型接続パイプの突出口からカップリングを通して外部に配線可能な状態に引き出すようにした車両検知用ループコイルユニットの組立て方法であって、所定長さのループコイルをループコイル管内に巻き込むに際して、上記メインループコイル管の両先端口と上記Ｔ字型接続パイプの両接続口との連通接続状態を、少なくとも一側又は両側を非接続状態にして、非接続状態のメインループコイル管の先端口からループコイルの管内への挿入と巻き込みを始めて、所定巻数の巻き込みを終えた後、ループコイルの両端部をＴ字型接続パイプの突出口よりカップリングを通して外部に引き出し、その後、上記メインループコイル管の一側又は両側の先端口と、Ｔ字型接続パイプの一側又は両側の接続口との連通接続を行うことを特徴としている。 ( 2 ) Moreover, the assembly method of the loop coil unit for vehicle detection of Claim 3 of this invention is installed in parking spaces, such as a parking lot, and detects presence of a vehicle from the inductance change of a loop coil. A loop coil unit for vehicle detection configured as described above, and a loop coil tube for wiring passing through the loop coil is formed continuously in a number of ring-shaped grooves or a number of ring-shaped ribs in the longitudinal direction of the tube. By doing so, the main loop coil tube formed by bending the entire synthetic resin flexible electric wire pipe having a predetermined length in which a large number of concave and convex surfaces are continuously formed in the longitudinal direction of the tube into a substantially C shape, The T-shaped connection pipe that can be connected in communication between the two end ports of the main loop coil tube is used. Alternatively, a coupling is indirectly connected, and a loop coil of a predetermined length is inserted into the loop coil tube and wound by a predetermined number of turns, and then both ends of the loop coil are connected to the projecting openings of the T-shaped connection pipe. An assembly method of a vehicle detection loop coil unit that is pulled out to a state that can be wired to the outside through a coupling, wherein both ends of the main loop coil tube are wound when a loop coil of a predetermined length is wound into the loop coil tube. And the connection state of the T-shaped connection pipe with both connection ports, with at least one side or both sides disconnected, and insertion of the main loop coil tube from the unconnected state into the loop coil tube After starting winding and finishing winding of a predetermined number of turns, pass both ends of the loop coil through the projections of the T-shaped connection pipe. Drawer outside, then, it is characterized by performing communication connection with one or both sides of the front end opening of the main loop coil pipe, and one or both sides of the connection port of the T-shaped connecting pipe.

（３） 更に本発明の請求項３に記載の車両検知用ループコイルユニットの組立て方法は、所定長さのループコイルをループコイル管内に巻き込むに際して、予め当該ループコイル管内に挿通したガイドワイヤーの末端部に上記ループコイルの先端部を取付け、このガイドワイヤーを非接続状態にあるメインループコイル管の先端口とＴ字型接続パイプの接続口の隙間からメインループコイル管内に挿入して一周させ、一周して再び上記の隙間に至った上記ガイドワイヤーの先端を同線、又は、上記ループコイルに取付けて繋げることにより、ループコイルの先端部にガイドワイヤーのリング状部を形成し、その後、該形成されたガイドワイヤーのリング状部分を上記の隙間から操作して巻き込み方向に回転させることによって、後続のループコイルを上記ループコイル管の内部に所定の巻き数だけ巻き込むようにすることを特徴としている。 (3) further assembling method for a vehicle sensing loop coil unit according to claim 3 of the present invention, when involving the loop coil of predetermined length in the loop coil tube, the guide wire inserted beforehand to those the loop coil tube attaching the distal end of the loop coil at the distal end, it is round is inserted from the gap of the connection port of the tip opening and the T-shaped connection pipe of the main loop coil tube in the guide wire in the non-connected state to the main loop coil tube The guide wire ring- shaped portion is formed at the tip of the loop coil by connecting the tip of the guide wire that has made a round and reaches the gap again in the same line, or attached to the loop coil. the ring-shaped portion of the formed guide wire by rotating in a direction winding to operate the above clearance, the subsequent Lou The coil is characterized in that to involve a predetermined number of turns inside said loop coil tube.

上記の各手段によって構成された本発明に係る車両検知用ループコイルユニットは、全体が略Ｃ型に屈曲形成されたメインループコイル管と、このメインループコイル管の両先端口の間に連通接続されるＴ字型接続パイプと、同Ｔ字型接続パイプの直角方向に突出する突出口に取付けたカップリングとによって構成されていて、ループコイルを上記メインループコイル管に挿入して差し込むだけで、所定のループ長さを備えたループコイルユニットを製作することができる。 The vehicle detection loop coil unit according to the present invention constituted by each of the means described above is connected in communication between a main loop coil tube that is bent and formed in a substantially C shape as a whole , and both ends of the main loop coil tube. The T-shaped connecting pipe and the coupling attached to the projecting opening projecting in the right-angle direction of the T-shaped connecting pipe, the loop coil is inserted into the main loop coil tube and inserted. A loop coil unit having a predetermined loop length can be manufactured.

また、Ｔ字型接続パイプの直角方向に突出する突出口からループコイルの両端部を引き出しているから、ループコイルが緩んだりし難く、安定的な状態を維持することができる。従って、運搬時においても、また、保管時においても、その状態に変化が生じたり、傷ついたりすることはなく、信頼性の高い品質を維持することができると共に、カップリングにより、外部への配線や配管がし易く、作業の効率化を図ることを可能にする。   In addition, since both ends of the loop coil are pulled out from the projecting openings projecting in the right-angle direction of the T-shaped connecting pipe, the loop coil is difficult to loosen and a stable state can be maintained. Therefore, even during transportation and storage, there is no change or damage to the state, and it is possible to maintain highly reliable quality and to connect to the outside by coupling. And piping are easy, and work efficiency can be improved.

また、ループコイルをループコイル管内に収納するようにしたから、車両重量等の外力、敷設工事中における損傷、日照熱や浸透雨水からの保護、寸法的なバラツキ、その他、品質上の諸問題が解決されると共に、可撓性のループコイル管を使用するため、運搬時や保管時に小さく丸めて扱うことができ、更に、工場にて予め作っておくことができるから、納期が早く、且つ、現場における工事が少なくなるので、敷設工事を簡単に済ませることを可能にする。 Further, it is so arranged for accommodating the loop coils in the loop coil tube, the external force of the vehicle weight or the like, damage during laying, protection from sunlight heat or osmotic rainwater, dimensional variations, and other, problems on quality In addition, since a flexible loop coil tube is used, it can be handled in a small roll during transportation and storage, and can be made in advance at the factory, so the delivery time is fast, and Because construction on the site is reduced, laying work can be completed easily.

更に上述した手段によれば、ループコイル管の内部形状が、管の長手方向に多数の輪状の溝又は多数の輪状のリブを連続形成することにより、管内形状が管の長手方向に多数の凹凸面が連続形成されたものであるから、ループコイルを挿入する場合の抵抗が少なく、また、屈曲も自在であるため、作業をし易くすることができる。 Further, according to the above-described means, the inner shape of the loop coil tube is formed by continuously forming a large number of annular grooves or a large number of ring-shaped ribs in the longitudinal direction of the tube, so that the inner shape of the loop coil tube has a large number of unevenness in the longitudinal direction of the tube Since the surface is continuously formed, the resistance when inserting the loop coil is small, and the bending is also possible, so that the operation can be facilitated.

以上述べた次第で、本発明に係る車両検知用ループコイルユニット及びその組立て方法によれば、ループコイルの現場での敷設工事の手間をできるだけ減らすことができるため、納期が早くて工事依頼に対する対応を素早く、且つ、効率的に行うことができると共に、付随する運搬や保管といった取り扱い経費を節減して、全体的なコストを抑制できる経済性を発揮できるものであって、敷設したループコイルの品質を安定的に維持できる点と相俟って、各種駐車場等の車両検知器に用いてまことに好適なものである。   As described above, according to the vehicle detection loop coil unit and the method of assembling the same according to the present invention, it is possible to reduce the trouble of laying the loop coil at the site as much as possible. Can be performed quickly and efficiently, and the cost of handling and storage associated with it can be reduced, and the overall cost can be reduced. Combined with the fact that it can be stably maintained, it is particularly suitable for use in vehicle detectors such as various parking lots.

以下に、上述した本発明に係る車両検知用ループコイルユニット及びその組立て方法の実施の形態を図面と共に説明すると、図１は本発明に係る車両検知用ループコイルユニット１０が実施されている有料駐車場の構成例を示した斜視図であって、図中、２０は本発明の車両検知用ループコイルユニット１０を敷設した駐車スペース、１０Ｔはループコイルを内装したループコイル管、２１はカーロック装置、２１Ａはフラップ板、２３は車両検知用ループコイルユニット１０から送られて来る駐車車両の検知信号に従って、駐車料金の計算と精算を行う駐車料金精算機で、この駐車料金精算機２３には、車両を感知すると、車両感知出力を発してフラップ板２１Ａを作動するカーロック装置２１を制御したり、駐車料金精算機２３を制御するための車両感知装置３０（図３参照）が具備されている。１５Ｔは車両検知用ループコイルユニット１０を車両感知装置３０に接続する配線（リード線）である。   The embodiment of the vehicle detection loop coil unit and its assembling method according to the present invention will be described below with reference to the drawings. FIG. 1 shows a paid parking in which the vehicle detection loop coil unit 10 according to the present invention is implemented. BRIEF DESCRIPTION OF THE DRAWINGS It is the perspective view which showed the structural example of the parking lot, Comprising: In the figure, 20 is the parking space which laid the loop coil unit 10 for vehicle detection of this invention, 10T is the loop coil pipe | tube which comprised the loop coil, 21 is a car lock apparatus. , 21A is a flap plate, 23 is a parking fee settlement machine that calculates and settles the parking fee according to the detection signal of the parked vehicle sent from the vehicle detection loop coil unit 10, and this parking fee settlement machine 23 includes When the vehicle is sensed, the car lock device 21 that generates the vehicle sensing output and operates the flap plate 21A is controlled, or the parking fee settlement machine 23 is controlled. Vehicle sensing device 30 for (see FIG. 3) is provided. Reference numeral 15T denotes a wiring (lead wire) for connecting the vehicle detection loop coil unit 10 to the vehicle sensing device 30.

図２は、本発明に係る車両検知用ループコイルユニット１０の構成、具体的には、ループコイル管１０Ｔの全体構成を説明した平面図で、内部にループコイル１５（図６参照）を収めるループコイル管１０Ｔは、所定の長さの合成樹脂製可撓電線パイプを略Ｃ型形状に屈曲形成した（図６参照）メインループコイル管１１と、このメインループコイル管１１の両先端口の間に連通接続することができるＴ字型接続パイプ１２と、Ｔ字型接続パイプ１２の直角方向に突出する突出口に接続した連結パイプ１３と、この連結パイプ１３の先端に取付けたカップリング１４と、によって構成されている。 FIG. 2 is a plan view illustrating the configuration of the vehicle detection loop coil unit 10 according to the present invention, specifically, the overall configuration of the loop coil tube 10T. The loop in which the loop coil 15 (see FIG. 6) is housed. The coil tube 10T is formed by bending a synthetic resin flexible electric wire pipe having a predetermined length into a substantially C shape (see FIG. 6) between the main loop coil tube 11 and both ends of the main loop coil tube 11. A T-shaped connecting pipe 12 that can be connected to the connecting pipe 13; a connecting pipe 13 that is connected to a projecting port that protrudes in the direction perpendicular to the T-shaped connecting pipe 12; and a coupling 14 that is attached to the tip of the connecting pipe 13; , Is composed of.

図３は、上述した車両感知装置３０の電気的構成を説明したブロック図を示し、図中、３１はトランス、３２は発振回路、３３は波形成型回路、３４は車両感知装置３０の中心を成すＣＰＵ、３５は設定回路であって、車両検知用ループコイルユニット１０が車両を感知すると、ＣＰＵ３４が車両感知信号を出力するように構成されている。   FIG. 3 is a block diagram illustrating the electrical configuration of the vehicle sensing device 30 described above, in which 31 is a transformer, 32 is an oscillation circuit, 33 is a waveform shaping circuit, and 34 is the center of the vehicle sensing device 30. The CPU 35 is a setting circuit, and is configured such that when the vehicle detection loop coil unit 10 detects a vehicle, the CPU 34 outputs a vehicle detection signal.

図４は、上述したメインループコイル管１１の一部分を拡大して示した一部断面側面図であって、メインループコイル管１１は、合成樹脂製（例えば硬質ポリエチレン）の可撓電線管（電線パイプ）を、予め所定の長さ（コイルの長さ）に合わせて切断されたものが使用される。   FIG. 4 is an enlarged partial sectional side view showing a part of the main loop coil tube 11 described above. The main loop coil tube 11 is a flexible electric wire tube (electric wire) made of synthetic resin (for example, hard polyethylene). A pipe that is previously cut to a predetermined length (coil length) is used.

この可撓電線管は、図示したように管の長手方向に多数の輪状の溝又は多数の輪状のリブ１１Ｃ…を連続形成することにより、管内形状が管長手方向に多数の凹凸面１１Ｃ’…が連続形成された構造に成っていて、その形状の特性から、自在に屈曲し易く、且つ、管内の滑り抵抗が少なくて、管内にループコイル１５（図６参照）を引き回したり巻き込んだりするのに、抵抗が極めて少なくて作業がやり易い特性を備えている。 As shown in the figure, this flexible electric wire tube is formed by continuously forming a large number of ring-shaped grooves or a large number of ring-shaped ribs 11C in the longitudinal direction of the tube. The structure is formed continuously, and due to its shape characteristics, it is easy to bend freely, and there is little slip resistance in the tube, and the loop coil 15 (see FIG. 6) is routed or wound in the tube . In addition, it has a characteristic that resistance is extremely low and work is easy to perform.

図５は、前述したカップリング１４の構成例を示した斜視図であって、一端には図１に示した連結パイプ１３の先端を嵌合する止め具１４Ａが設けられ、他方には前記配線１５Ｔを収めた電線管（図示省略）の先端を嵌合する止め具１４Ｂが設けられている。尚、図２ではこのカップリング１４を連結パイプ１３を介してＴ字型接続パイプ１２の突出口に接続しているが、連結パイプ１３を使用せずにカップリング１４をＴ字型接続パイプ１２の突出口に直接取付けるようにしてもよい。 Figure 5 is a front a perspective view showing a configuration example of a predicate to coupling 14, to one end stop 14A to be fitted is provided a tip of the connecting pipe 13 shown in FIG. 1, above the other A stopper 14B for fitting the tip of a conduit (not shown) containing the wiring 15T is provided. In FIG. 2, the coupling 14 is connected to the projecting opening of the T-shaped connecting pipe 12 via the connecting pipe 13, but the coupling 14 is connected to the T-shaped connecting pipe 12 without using the connecting pipe 13. You may make it attach directly to the protrusion opening.

図６は、以上の如く構成したメインループコイル管１１の内部にループコイル１５を差し込むための作業手順を順番に説明した工程図であって、図中、符号１１Ａと１１Ｂで示したのは、前述したメインループコイル管１１の一方と他方の先端口、１２Ａと１２Ｂはこれ等各先端口１１Ａ、１１Ｂに対して接続可能に構成したＴ字型接続パイプ１２の各接続口、１２Ｃは該Ｔ字型接続パイプ１２の直角方向に突出する突出口、１５は上記メインループコイル管１１及びＴ字型接続パイプ１２の内部に挿通して巻き込まれるループコイル（コイル用導線）、１６はループコイル１５を巻き込む際に使用するガイドワイヤーを示す。 FIG. 6 is a process diagram for sequentially explaining the work procedure for inserting the loop coil 15 into the main loop coil tube 11 configured as described above. In the figure, reference numerals 11A and 11B indicate One end of the main loop coil tube 11 and the other end port, 12A and 12B are connected to the respective end ports 11A and 11B. spout projecting in a perpendicular direction to the shaped connecting pipe 12, 15 is internally wound by inserting the write Murrell loop coil (wire coil) of the main loop coil tube 11 and the T-shaped connecting pipe 12, 16 is a loop The guide wire used when winding the coil 15 is shown.

また、図６において、（Ａ）はガイドワイヤー１６を一方の先端口１１Ａからメインループコイル管１１の内部に挿入し、次いで、他方の先端口１１ＢからＴ字型接続パイプ１２内を挿通して一周せしめると共に、当該ガイドワイヤー１６の末端部にループコイル１５の先端部１５Ａを止め具１７で繋いだ巻き込み作業の第１準備工程を示し、また、図６（Ｂ）は上記一周させたガイドワイヤー１６の先端部を、上記止め具１７で連結されたガイドワイヤー１６の末端部とループコイル１５の先端部１５Ａの部分に対して、止め具１７Ｘを用いて一体に固定して、ガイドワイヤー１６をリング状に繋げてリング状部を形成する第２準備工程を示す。 6A, the guide wire 16 is inserted into the main loop coil tube 11 from one end port 11A, and then inserted into the T-shaped connection pipe 12 from the other end port 11B. around allowed Rutotomoni shows the guide first preparation step of the connected winding work at the tip 15A stops the tool 17 of the loop coil 15 to the distal end of the wire 16, also, FIG. 6 (B) was the round guide the tip of the wire 16, relative to the portion of the tip portion 15A of the distal end and the loop coil 15 of the guide wire 16 connected with the stop 17, and secured together with fasteners 17X, guide wire 16 the by connecting in a ring shape showing a second preparation step of forming a ring-shaped portion.

図６（Ｃ）は、上記リング状に繋げたガイドワイヤー１６のリング状部分を回転操作することによって、ループコイル１５を所定の巻数だけメインループコイル管１１の内部に巻き込むと共に、巻き込みを終えた上記のガイドワイヤー１６を、上記のループコイル１５から取り外した巻き込み工程を示したものである。 In FIG. 6C, by rotating the ring-shaped portion of the guide wire 16 connected in the ring shape , the loop coil 15 is wound into the main loop coil tube 11 by a predetermined number of turns and the winding is finished. The winding process which removed said guide wire 16 from said loop coil 15 is shown.

尚、上記（Ａ）、（Ｂ）、（Ｃ）に示した各工程において、Ｔ字型接続パイプ１２の両接続口１２Ａ、１２Ｂが、メインループコイル管１１の両先端口１１Ａ、１１Ｂから外れた状態に示されているが、Ｔ字型接続パイプ１２の他方の接続口１２Ｂを、メインループコイル管１１の他方の先端口１１Ｂに接続（接合）した状態で作業を行うようにしてもよく、その選択は任意とする。   In each step shown in (A), (B), and (C) above, both connection ports 12A and 12B of the T-shaped connection pipe 12 are disengaged from both end ports 11A and 11B of the main loop coil tube 11. However, the operation may be performed in a state where the other connection port 12B of the T-shaped connection pipe 12 is connected (joined) to the other end port 11B of the main loop coil tube 11. The selection is arbitrary.

次いで図６（Ｄ）は、メインループコイル管１１への巻き込みを終えたループコイル１５の先端部１５Ａと末端部１５Ｂの各両端部を、Ｔ字型接続パイプ１２の直角方向に突出する突出口１２Ｃより外部に引き出した引き出し工程を示し、図６（Ｅ）はＴ字型接続パイプ１２の両接続口１２Ａ、１２Ｂを、メインループコイル管１１の両先端口１１Ａ、１１Ｂに接続（接合）し、且つ、上記突出口１２Ｃより引き出したループコイル１５の両端部１５Ａ、１５Ｂを、該突出口１２Ｃに接続した連結パイプ１３とカップリング１４を通して、配線接続可能な状態に外部に引き出した仕上げ工程を示したものである。 Next, FIG. 6 (D) shows a projecting port for projecting the end portions 15A and 15B of the loop coil 15 that have been wound into the main loop coil tube 11 in the direction perpendicular to the T-shaped connecting pipe 12. FIG. 6 (E) shows the drawing step of drawing out from 12C to the outside . FIG. 6 (E) connects (joins) the two connection ports 12A and 12B of the T-shaped connection pipe 12 to the two end ports 11A and 11B of the main loop coil tube 11. And a finishing process in which both end portions 15A and 15B of the loop coil 15 drawn out from the projecting port 12C are pulled out to the state where wiring can be connected through the coupling pipe 13 and the coupling 14 connected to the projecting port 12C. It is shown.

本発明によれば、上記図６に示す（Ａ）〜（Ｅ）の各工程によって、メインループコイル管１１の内部に所定の巻数のループコイル１５を巻き込んだ構成のループコイル管１０Ｔ及び車両検知用ループコイルユニット１０を提供することができるものであって、本発明ではこれ等の作業を予め工場内で全て行って、安定した品質の車両検知用のループコイルを、求めに応じて素早く提供できる特徴を発揮することができる。 According to the present invention, the respective steps shown in FIG. 6 (A) ~ (E) , the loop coil tube 10T and the vehicle detection configurations involving loop coil 15 of a predetermined number of turns inside the main loop coil tube 11 Loop coil unit 10 can be provided. In the present invention, all of these operations are performed in the factory in advance, and a stable quality loop coil for vehicle detection is quickly provided upon request. It can exhibit the characteristics that can be done.

本発明に係る車両検知用ループコイルユニットが敷設された駐車場の一例を示した構成図。The block diagram which showed an example of the parking lot where the loop coil unit for vehicle detection which concerns on this invention was laid. 本発明に係る車両検知用ループコイルユニットの全体を示した平面図。The top view which showed the whole loop coil unit for vehicle detection which concerns on this invention. 車両感知装置の一例を示したブロック図。The block diagram which showed an example of the vehicle sensing apparatus. 本発明で用いるメインループコイル管の一部を拡大して示した一部断面側面図。The partial cross section side view which expanded and showed a part of main loop coil pipe | tube used by this invention. 本発明で用いるカップリングの一例を示した斜視図。The perspective view which showed an example of the coupling used by this invention. （Ａ）〜（Ｅ）はループコイルの差込み手順を説明した工程図。 (A)-(E) is process drawing explaining the insertion procedure of a loop coil.

１０ 車両検知用ループコイルユニット
１０Ｔ ループコイル管
１１ メインループコイル管
１１Ａ，１１Ｂ 先端口
１１Ｃ 輪状の溝又はリブ
１１Ｃ’ 凹凸面
１２ Ｔ字型接続パイプ
１２Ａ，１２Ｂ 接続口
１３ 連結パイプ
１４ カップリング
１５ ループコイル（コイル用導線）
１６ ガイドワイヤー
２０ 駐車スペース DESCRIPTION OF SYMBOLS 10 Vehicle detection loop coil unit 10T Loop coil pipe 11 Main loop coil pipe 11A, 11B Tip end 11C Ring-shaped groove | channel or rib 11C 'Uneven surface 12 T-shaped connection pipe 12A, 12B Connection port 13 Connection pipe 14 Coupling 15 Loop Coil (coil wire)
16 guide wire 20 parking space

Claims (3)

駐車場等の駐車スペースに設置して、ループコイルのインダクタンス変化から車両の存在を検知するように構成した車両検知用ループコイルユニットであって、
上記のループコイルを内部に挿通する配線用のループコイル管を、管の長手方向に多数の輪状の溝又は多数の輪状のリブを連続形成することにより、管内形状が管の長手方向に多数の凹凸面が連続形成された所定の長さの合成樹脂製可撓電線パイプの全体を、略Ｃ型形状に屈曲形成したメインループコイル管と、このメインループコイル管の両先端口の間に連通接続することができるＴ字型接続パイプとを用いて構成すると共に、このＴ字型接続パイプの直角方向に突出する突出口には、直接的又は間接的にカップリングを接続して、所定長さのループコイルを上記ループコイル管内に挿通して所定の巻数だけ巻き込み、且つ、該ループコイルの両端を上記Ｔ字型接続パイプの突出口からカップリングを通して外部に配線可能な状態に引き出して成ることを特徴とする車両検知用ループコイルユニット。 A loop coil unit for vehicle detection that is installed in a parking space such as a parking lot and configured to detect the presence of a vehicle from a change in inductance of the loop coil,
The loop coil tube for wiring through which the loop coil is inserted is formed by continuously forming a large number of annular grooves or a large number of ring-shaped ribs in the longitudinal direction of the tube so that the inner shape of the tube is increased in the longitudinal direction of the tube. the whole of the uneven surface is a synthetic resin flexible wire pipe of a predetermined length which is continuously formed, and the main loop coil tube bent formed into a substantially C-shaped, communication between both tips port of the main loop coil tube A T-shaped connection pipe that can be connected is used, and a coupling port is directly or indirectly connected to the projecting port projecting in a right angle direction of the T-shaped connection pipe. The loop coil is inserted into the loop coil tube and wound by a predetermined number of turns, and both ends of the loop coil are drawn out from the projecting port of the T-shaped connection pipe to a state that can be wired to the outside through the coupling. Vehicle detection loop coil unit characterized by comprising Te. 駐車場等の駐車スペースに設置して、ループコイルのインダクタンク変化から車両の存在を検知するように構成した車両検知用ループコイルユニットであり、且つ、上記のループコイルを内部に挿通する配線用のループコイル管を、管の長手方向に多数の輪状の溝又は多数の輪状のリブを連続形成することにより、管内形状が管の長手方向に多数の凹凸面が連続形成された所定の長さの合成樹脂製可撓電線パイプの全体を、略Ｃ型形状に屈曲形成したメインループコイル管と、このメインループコイル管の両先端口の間に連通接続することができるＴ字型接続パイプとを用いて構成し、このＴ字型接続パイプの直角方向に突出する突出口には、直接的又は間接的にカップリングを接続して、所定長さのループコイルを上記ループコイル管内に挿通して所定の巻数だけ巻き込み、その後、該ループコイルの両端を上記Ｔ字型接続パイプの突出口からカップリングを通して外部に配線可能な状態に引き出すようにした車両検知用ループコイルユニットの組立て方法であって、
所定長さのループコイルを上記ループコイル管内に巻き込むに際して、上記メインループコイル管の両先端口と上記Ｔ字型接続パイプの両接続口との連通接続状態を、少なくとも一側又は両側を非接続状態にして、非接続状態のメインループコイル管の先端口からループコイルの管内への挿入と巻き込みを始めて、所定巻数の巻き込みを終えた後、ループコイルの両端部をＴ字型接続パイプの突出口よりカップリングを通して外部に引き出し、その後、上記メインループコイル管の一側又は両側の先端口と、Ｔ字型接続パイプの一側又は両側の接続口との連通接続を行うことを特徴とする車両検知用ループコイルユニットの組立て方法。 It is a loop coil unit for vehicle detection that is installed in a parking space such as a parking lot and configured to detect the presence of a vehicle from a change in the inductance of the loop coil, and for wiring through which the loop coil is inserted. The loop coil tube is continuously formed with a large number of ring-shaped grooves or a large number of ring-shaped ribs in the longitudinal direction of the tube, so that the inner shape of the tube is a predetermined length in which a number of irregular surfaces are continuously formed in the longitudinal direction of the tube. A main loop coil pipe formed by bending the entire synthetic resin flexible electric wire pipe into a substantially C shape, and a T-shaped connection pipe that can be connected in communication between both ends of the main loop coil pipe A coupling is directly or indirectly connected to the projecting port projecting in a right angle direction of the T-shaped connection pipe, and a loop coil of a predetermined length is placed in the loop coil pipe. A vehicle detection loop coil unit assembly method in which a predetermined number of turns are passed through and then both ends of the loop coil are drawn out from the projecting port of the T-shaped connection pipe to a state where they can be wired to the outside through a coupling. There,
In involving loop coil having a predetermined length in the loop coil tube, a communication connection between both tips port and the T-shaped connecting both connection port of the pipe of the main loop coil tube, non-connecting at least one or both sides After starting the insertion and winding of the loop coil into the tube from the tip end of the unconnected main loop coil tube and finishing the winding of the predetermined number of turns, the both ends of the loop coil are protruded from the T-shaped connection pipe. Pulled out from the opening through the coupling, and then connected to the tip opening on one or both sides of the main loop coil pipe and the connection opening on one or both sides of the T-shaped connecting pipe. Assembling method of vehicle detection loop coil unit. 所定長さのループコイルをループコイル管内に巻き込むに際して、予め当該ループコイル管内に挿通したガイドワイヤーの末端部に上記ループコイルの先端部を取付け、このガイドワイヤーを非接続状態にあるメインループコイル管の先端口とＴ字型接続パイプの接続口の隙間からメインループコイル管内に挿入して一周させ、一周して再び上記の隙間に至った上記ガイドワイヤーの先端を同ガイドワイヤー、又は、上記ループコイルに取付けてリング状に繋げることにより、ループコイルの先端部にガイドワイヤーのリング状部を形成し、その後、該形成されたガイドワイヤーのリング状部分を上記の隙間から操作して巻き込み方向に回転させることによって、後続のループコイルを上記ループコイル管の内部に所定の巻き数だけ巻き込むようにすることを特徴とする請求項２に記載の車両検知用ループコイルユニットの組立て方法。 In involving loop coil of predetermined length in the loop coil tube, attaching a distal end of the loop coil at the distal end of the guidewire inserted through the advance the loop coil tube, the main loop coil tube in the guide wire to the unconnected state tip opening and the T-shaped connection pipe is round is inserted into the main loop coil pipe from the gap of the connecting port, the guide wire tip of the same guide wire that led again above the gap and around, or the loop by connecting in a ring shape attached to the coil, the distal end of the loop coil to form a ring-shaped portion of the guide wire, after which the ring-shaped portion of the formed guide wire in a direction winding to operate the above clearance By rotating, the subsequent loop coil is wound into the loop coil tube by a predetermined number of turns. Method of assembling a vehicle sensing loop coil unit according to claim 2, characterized in that the sea urchin.
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