JPS6346779Y2 - - Google Patents

Description

【考案の詳細な説明】 本考案は、電磁弁の配線接続装置に関するもの
である。[Detailed Description of the Invention] The present invention relates to a wiring connection device for a solenoid valve.

本考案者は、先に、実願昭57−68856号によつ
て電磁弁の配線接続装置を提案した。この配線接
続装置は、励磁用コイルに接続した雄端子を外部
に突出させたソレノイドにおける上記雄端子の基
部に、ソレノイドの逆起電力防止器や通電表示器
等の付属器具を接続した中間端子における接合部
を着脱可能に嵌着し、上記ソレノイドに着脱可能
に取付けられる端子箱に、中間端子の嵌着状態に
おいて雄端子に嵌着可能な雌端子を設けることに
より構成したものである。 The present inventor previously proposed a wiring connection device for a solenoid valve in Utility Model Application No. 57-68856. This wiring connection device is a solenoid in which a male terminal connected to an excitation coil is protruded to the outside, and an intermediate terminal in which an accessory device such as a back electromotive force preventer or an energization indicator is connected to the base of the male terminal of the solenoid. It is constructed by providing a terminal box into which the joint portion is removably fitted and which is removably attached to the solenoid, and a female terminal which can be fitted into the male terminal when the intermediate terminal is fitted.

しかるに、上記配線接続装置においては、雌端
子を設けた端子箱を取外した状態において、雄端
子や付属器具が常に外部に露出することになり、
これらを箱体によつて保護するのが好ましいが、
その場合には必要以上に部品点数が増加すること
になる。 However, in the above-mentioned wiring connection device, when the terminal box provided with the female terminal is removed, the male terminal and accessories are always exposed to the outside.
It is preferable to protect these with a box, but
In that case, the number of parts will increase more than necessary.

叙上に鑑み、本考案は上記既提案の配線接続装
置における端子箱から雌端子を分離し、その端子
箱に上記付属器具を収容して雄端子に着脱可能に
すると同時に、その端子箱によつて雌端子を保護
できるように構成し、これによつて部品点数を増
加することなく、製品の保管や取扱いに際して雄
端子及び付属器具を確実に保護できる配線接続装
置を提供しようとするものである。 In view of the above, the present invention separates the female terminal from the terminal box in the previously proposed wiring connection device, stores the above-mentioned accessory in the terminal box, and makes it detachable from the male terminal. The present invention aims to provide a wiring connection device that is configured so that the female terminal can be protected by the wire, and thereby can reliably protect the male terminal and accessories during storage and handling of the product without increasing the number of parts. .

このような目的を達成するため、本考案の配線
接続装置は、ソレノイドにおける励磁用コイルに
接続した雄端子を外部に突出させ、この雄端子の
基部に、ソレノイドの逆起電力防止器や通電表示
器等の付属器具を接続した中間端子を、それらの
中間端子及び付属器具を端子箱における箱本体内
に収容した状態で取付け、該端子箱に、中間端子
の嵌着状態において雄端子に嵌着可能な雌端子を
備えたコネクタを着脱可能に挿嵌することにより
構成される。 In order to achieve this purpose, the wiring connection device of the present invention has a male terminal connected to the excitation coil of the solenoid protruding to the outside, and a back electromotive force preventer and energization indicator of the solenoid are installed at the base of the male terminal. Attach an intermediate terminal to which an accessory device such as a device is connected, with the intermediate terminal and accessory device housed in the box body of the terminal box, and fit the male terminal into the terminal box while the intermediate terminal is in the fitted state. It is constructed by removably inserting a connector equipped with a female terminal.

このような本考案の配線接続装置は、ソレノイ
ドの雄端子に端子箱内において付属器具を接続し
た中間端子を嵌着した後、その端子箱に雌端子を
備えたコネクタを挿嵌して、雌端子と上記雄端子
とを接続するものであり、従つて上記配線接続装
置の組立状態において、雌端子を備えたコネクタ
のみを着脱することができ、雄端子や付属器具が
常に端子箱によつて保護される。 In the wiring connection device of the present invention, an intermediate terminal to which an accessory is connected is fitted in the terminal box to the male terminal of the solenoid, and then a connector with a female terminal is inserted into the terminal box to connect the female terminal to the male terminal of the solenoid. It connects the terminal and the male terminal, and therefore, when the wiring connection device is assembled, only the connector with the female terminal can be connected and disconnected, and the male terminal and accessories are always connected to the terminal box. protected.

このような本考案の配線接続装置によれば、次
のような効果が期待される。 According to the wiring connection device of the present invention, the following effects are expected.

(1) 製品を保管しておく際にも端子箱を取付けて
おくことができ、それにより雄端子、中間端子
及び付属器具等を確実に保護することができ
る。(1) A terminal box can be attached even when the product is stored, thereby ensuring the protection of male terminals, intermediate terminals, accessories, etc.

(2) 製品の組立状態において、端子箱を取付けた
ままで雌端子を備えたコネクタを着脱可能とし
たので、コネクタを着脱する際にも雄端子、中
間端子及び各種の付属器具等が露出することが
なく安全である。(2) When the product is assembled, the connector with the female terminal can be attached or detached with the terminal box still attached, so the male terminal, intermediate terminal, and various accessories will be exposed when the connector is attached or detached. It is safe and has no

以下、本考案の実施例を図面に基づいて詳細に
説明すると、第１図及び第２図において、１は電
磁弁、２は接続用端子箱、３はコネクタで、電磁
弁１に対して端子箱２及びコネクタ３を着脱自在
に取付けることにより電源（図示せず）から電磁
弁１に給電可能に構成される。 An embodiment of the present invention will now be described in detail with reference to the drawings. In Figs. 1 and 2, 1 is a solenoid valve, 2 is a terminal box for connection, and 3 is a connector. By removably attaching the terminal box 2 and the connector 3 to the solenoid valve 1, it is possible to supply power to the solenoid valve 1 from a power source (not shown).

上記電磁弁１は、ソレノイド４とそれにより流
体流路が通断される弁本体５とにより構成され、
ソレノイド４においては、励磁用コイル（図示せ
ず）とそれに接続した雄端子６とを共に絶縁性樹
脂７により一体にモールドしている。而して、上
記絶縁性樹脂７は、第２図に示すように、上記雄
端子６を外部に突出させた矩形台状の取付台８を
一体的に備え、その上側面９に溝１０を凹設する
と共に、下側面１１や左右側面１２等の周辺の一
部を端子箱２の回り止めとなる係合面とし、さら
に雄端子６を突出させた前面に凹部１３を形設し
ている。 The electromagnetic valve 1 is composed of a solenoid 4 and a valve body 5 through which a fluid flow path is opened and closed,
In the solenoid 4, an excitation coil (not shown) and a male terminal 6 connected thereto are integrally molded with an insulating resin 7. As shown in FIG. 2, the insulating resin 7 is integrally provided with a rectangular trapezoidal mounting base 8 from which the male terminal 6 protrudes outside, and has a groove 10 in its upper side surface 9. In addition to being recessed, part of the periphery of the lower surface 11, left and right side surfaces 12, etc. is used as an engagement surface that prevents the terminal box 2 from rotating, and furthermore, a recess 13 is formed in the front surface from which the male terminal 6 protrudes. .

上記取付台８に取付けられる端子箱２は、取付
台８を収容する開口部１６を備えた箱本体１７
と、その上面に突設した支柱１８を支点として弾
性復元力によりシーソー板状に揺動する挟着板１
９とを弾性絶縁性樹脂により一体に形成したもの
で、箱本体１７の左右両側面にコネクタ抜止用凹
溝２０，２０を形設すると共に、該箱本体１７内
にコネクタ用孔２１を穿設し、該孔２１内に複数
のコネクタ圧着用突条２２，２２を設けている。
而して、上記箱本体１７は、取付台８の前端面に
当接する当部２４と、それよりやや長尺にして取
付台８の少なくとも下側面１１と密接し、必要に
応じて左右側面１２にも密接する当板２５とを備
え、上記当部２４上に設けた挟着板１９は、先端
に爪２６を形設した従動部２７と、それを弾性復
元力に抗して変位させる駆動部２８とを設けるこ
とにより構成している。 The terminal box 2 attached to the mounting base 8 has a box body 17 having an opening 16 for accommodating the mounting base 8.
and a clamping plate 1 that swings like a seesaw plate by elastic restoring force using a support 18 protruding from its upper surface as a fulcrum.
9 are integrally formed with elastic insulating resin, and concave grooves 20, 20 for connector removal prevention are formed on both left and right sides of the box body 17, and a connector hole 21 is bored in the box body 17. However, a plurality of protrusions 22, 22 for connector crimping are provided in the hole 21.
The box body 17 has a contact portion 24 that contacts the front end surface of the mounting base 8, and a contact portion 24 that is slightly longer than the contact portion 24 that is in close contact with at least the lower surface 11 of the mounting base 8, and the left and right side surfaces 12 as necessary. The clamping plate 19 provided on the abutting part 24 has a driven part 27 having a claw 26 formed at its tip, and a driving part to displace the driven part 27 against the elastic restoring force. It is constructed by providing a section 28.

上記端子箱２内に必要に応じて取外し可能に設
けられる中間端子３８は、第２図に示すように、
弾性的に拡開する筒状の第１及び第２の接合部３
９，４０を備えた金具として構成され、第１の接
合部３９を雄端子６に挿脱可能にすると共に、付
属器具としての逆起電力防止器４１及び通電表示
器４２、またはそのいずれか一方のリード部４
３，４４を、第２の接合部４０に挿脱可能に構成
している。なお、通電表示器４２のリード部４４
は逆起電力防止器４１のリード部４３と共に、あ
るいは予めリード部４３に接続しておいて第２の
接合部に連結すればよい。上記箱本体１７のコネ
クタ用孔２１に着脱可能に挿嵌されるコネクタ３
は、コネクタ本体３１の雌端子用孔３２に管状の
雌端子３３を嵌着すると共に、その雌端子３３の
一端に給電線３４を圧着接続したもので、該コネ
クタ３をコネクタ用孔２１に挿嵌した状態におい
ては、コネクタ本体３１の各外側面とコネクタ用
孔２１の突条２２とが圧接して抜止され、またこ
の抜止を確実なものにするには、第２図に示すよ
うに、コネクタ本体３１の左右の外側面上に、前
記挟着板１９と同様にシーソー板状に揺動するフ
ツク３５を弾性合成樹脂により一体に設けて、フ
ツク３５の先端の爪３６を箱本体１７の凹溝２０
の段部に係合させることもできる。 As shown in FIG. 2, the intermediate terminal 38 is removably provided in the terminal box 2 as required.
Tubular first and second joints 3 that expand elastically
9, 40, and allows the first joint 39 to be inserted into and removed from the male terminal 6, and includes a back electromotive force preventer 41 and/or an energization indicator 42 as accessory equipment. lead part 4
3 and 44 are configured to be insertable into and removed from the second joint portion 40. Note that the lead portion 44 of the energization indicator 42
may be connected to the lead portion 43 of the back electromotive force preventer 41, or may be connected to the lead portion 43 in advance and then connected to the second joint portion. The connector 3 is removably inserted into the connector hole 21 of the box body 17.
, a tubular female terminal 33 is fitted into a female terminal hole 32 of a connector body 31, and a power supply line 34 is crimped and connected to one end of the female terminal 33, and the connector 3 is inserted into the connector hole 21. In the fitted state, each outer surface of the connector main body 31 and the protrusion 22 of the connector hole 21 are pressed against each other and are prevented from coming off, and in order to ensure this prevention, as shown in FIG. On the left and right outer surfaces of the connector body 31, hooks 35 that swing like a seesaw plate like the clamping plate 19 are integrally provided with elastic synthetic resin, and the claws 36 at the tips of the hooks 35 are attached to the box body 17. Concave groove 20
It can also be engaged with the stepped portion of the.

上記構成の電磁弁１に端子箱２を取付けるに
は、必要に応じて挟着板１９の駆動部２８を押下
げ、あるいは従動部２７の爪２６の先端の傾斜部
を取付台８の角部に当てることにより該爪２６を
持上げ、その状態で端子箱２の開口部１６を電磁
弁１の取付台８に被着すればよい。この取付状態
においては、挟着板１９の爪２６が取付台８の溝
１０に係合して、取付台８の上下が挟着板１９と
当板２５とにより挟着され、それによつて端子箱
２が電磁弁１に回り止めされた状態で固定され、
また端子箱に設けた中間端子３８が雄端子６の基
部に嵌着して逆起電力防止器４１や通電表示器４
２が雄端子６と電気的に接続され、しかも雄端子
６及び付属器具が端子箱の箱本体１７により保護
された状態となる。その後、コネクタ３を端子箱
２のコネクタ用孔２１に挿嵌すれば、雄端子６が
コネクタ３の雌端子３３内に挿嵌されると共に、
該コネクタ３はコネクタ用孔２１の突条２２によ
つて抜止される。 To attach the terminal box 2 to the solenoid valve 1 configured as described above, push down the driving part 28 of the clamping plate 19 as necessary, or attach the inclined part of the tip of the claw 26 of the driven part 27 to the corner of the mounting base 8. The opening 16 of the terminal box 2 may be attached to the mounting base 8 of the solenoid valve 1 in this state by lifting the claw 26. In this mounting state, the claws 26 of the clamping plate 19 engage with the grooves 10 of the mounting base 8, and the upper and lower parts of the mounting base 8 are clamped between the clamping plate 19 and the contact plate 25, thereby securing the terminal. The box 2 is fixed to the solenoid valve 1 in a non-rotating state,
In addition, the intermediate terminal 38 provided in the terminal box is fitted into the base of the male terminal 6, and the back electromotive force preventer 41 and the energization indicator 4 are connected to each other.
2 is electrically connected to the male terminal 6, and the male terminal 6 and the accessory are protected by the box body 17 of the terminal box. After that, when the connector 3 is inserted into the connector hole 21 of the terminal box 2, the male terminal 6 is inserted into the female terminal 33 of the connector 3, and
The connector 3 is prevented from being removed by the protrusion 22 of the connector hole 21.

第３図は、端子箱とコネクタの異種構造例を示
すもので、端子箱５１のコネクタ用孔５２を凹凸
のない単純な形状の孔となし、コネクタ本体５４
の外側面に抜止用の突条５５，５５，……を突設
し、コネクタ用孔５２と突条５５との圧着により
コネクタ５３を抜止するようにしたものである。 FIG. 3 shows an example of a different structure of a terminal box and a connector, in which the connector hole 52 of the terminal box 51 is a hole with a simple shape without unevenness, and the connector body 54 is a hole with a simple shape without unevenness.
Projections 55, 55, .

第４図は、本考案の異なる実施例を示すもので
あり、６１は電磁弁、６２は端子箱、６３はコネ
クタで、電磁弁６１におけるソレノイド６４の上
面には、前記実施例のものと略同様に構成した取
付台６７を形設し、該取付台６７の上面から励磁
用コイルに接続した逆Ｌ字状の雄端子６８を突出
させ、さらに該取付台６７の一端における側面
に、端子箱６２の当板７１を当接させると共に、
他端の上面に端子箱６２の底板７２を載設し、該
底板７２と対向する端子箱の上板７３上には係止
部７４を突設している。また、端子箱６２内に
は、前記実施例と同様の中間端子７６、逆起電力
防止器７７及び通電表示器７８を収容している。 FIG. 4 shows a different embodiment of the present invention, in which 61 is a solenoid valve, 62 is a terminal box, 63 is a connector, and on the upper surface of the solenoid 64 in the solenoid valve 61, there is a symbol similar to that of the previous embodiment. A mounting base 67 configured in the same manner is formed, an inverted L-shaped male terminal 68 connected to an excitation coil projects from the top surface of the mounting base 67, and a terminal box is attached to the side surface of one end of the mounting base 67. 62 abutting plate 71, and
A bottom plate 72 of the terminal box 62 is mounted on the upper surface of the other end, and a locking portion 74 is provided protrudingly on the top plate 73 of the terminal box opposite to the bottom plate 72. Furthermore, the terminal box 62 accommodates an intermediate terminal 76, a back electromotive force preventer 77, and an energization indicator 78 similar to those in the previous embodiment.

上記端子箱６２に着脱されるコネクタ６３は、
コネクタ本体８１とそれに挿嵌固定した雌端子８
２とにより構成され、コネクタ本体８１は、端子
箱６２のコネクタ用孔７５に挿嵌される案内部８
３と、上記ソレノイド６４における取付台６７の
溝８４と係合する当板部８５と、端子箱６２の係
止部７４と係脱するシーソー板状のフツク８６を
備えている。 The connector 63 that is attached to and detached from the terminal box 62 is
Connector body 81 and female terminal 8 inserted and fixed therein
2, the connector main body 81 includes a guide portion 8 that is inserted into the connector hole 75 of the terminal box 62.
3, a contact plate portion 85 that engages with the groove 84 of the mounting base 67 of the solenoid 64, and a seesaw plate-shaped hook 86 that engages with and disengages from the locking portion 74 of the terminal box 62.

上記配線接続装置は、中間端子７６、逆起電力
防止器７７及び通電表示器７８が装着された端子
箱６２並びにコネクタ６３を順次装着することに
より接続が行われ、コネクタ６３の装着状態にお
いては、端子箱６２がコネクタ６３とソレノイド
６４との間に挟着されるため、ソレノイド６４か
ら外れるのが確実に防止される。 The wiring connection device described above is connected by sequentially installing the terminal box 62 in which the intermediate terminal 76, the back electromotive force preventer 77, and the energization indicator 78 are installed, and the connector 63, and when the connector 63 is installed, Since the terminal box 62 is sandwiched between the connector 63 and the solenoid 64, it is reliably prevented from coming off the solenoid 64.

第５図は、直状の雄端子８９を用いた場合の異
種構造例を示し、その雄端子８９と係脱する雌端
子としては、第６図及び第７図にそれぞれ示すよ
うな雌端子９０または９１を用いることができ
る。第６図の雌端子９０は、先端に雄端子６８を
弾力的に挟む一対の挟着片９２，９２を備えたも
のであり、第７図の雌端子９１は、外側に拡がろ
うとする弾性片９３を備え、弾性片９３の先端を
端子箱６２内の側壁９４に当接させ、その状態に
おける弾性片９３の腹部に雄端子６８を弾力的に
圧接させるようにしている。 FIG. 5 shows an example of a different structure when a straight male terminal 89 is used, and the female terminal that engages and disengages from the male terminal 89 is a female terminal 90 as shown in FIGS. 6 and 7, respectively. or 91 can be used. The female terminal 90 in FIG. 6 is equipped with a pair of clamping pieces 92, 92 that resiliently sandwich the male terminal 68 at its tip, and the female terminal 91 in FIG. The tip of the elastic piece 93 is brought into contact with a side wall 94 inside the terminal box 62, and the male terminal 68 is elastically pressed against the abdomen of the elastic piece 93 in this state.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の実施例の断面図、第２図はそ
の分離状態の斜視図、第３図はその端子箱及びコ
ネクタの異種構造例の分離状態の斜視図、第４図
は本考案の他の実施例の断面図、第５図はその異
種構造例の断面図、第６図及び第７図は雌端子の
それぞれ異なる構造例の平面図である。 ２，６２……端子箱、３，６３……コネクタ、
４，６４……ソレノイド、６，６８，８９……雄
端子、３３，８３，９０，９１……雌端子、３
８，７６……中間端子、３９……接合部、４１，
７７……逆起電力防止器、４２，７８……通電表
示器。 Fig. 1 is a sectional view of an embodiment of the present invention, Fig. 2 is a perspective view of the separated state, Fig. 3 is a perspective view of an example of different structures of the terminal box and connector in the separated state, and Fig. 4 is the present invention FIG. 5 is a cross-sectional view of a different structural example thereof, and FIGS. 6 and 7 are plan views of different structural examples of the female terminal. 2,62...terminal box, 3,63...connector,
4,64...Solenoid, 6,68,89...Male terminal, 33,83,90,91...Female terminal, 3
8, 76... Intermediate terminal, 39... Joint portion, 41,
77... Back electromotive force preventer, 42, 78... Energization indicator.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ソレノイドにおける励磁用コイルに接続した雄
端子を外部に突出させ、この雄端子の基部に、ソ
レノイドの逆起電力防止器や通電表示器等の付属
器具を接続した中間端子を、それらの中間端子及
び付属器具を端子箱における箱本体内に収容した
状態で取付け、該端子箱に、中間端子の嵌着状態
において雄端子に嵌着可能な雌端子を備えたコネ
クタを着脱可能に挿嵌したことを特徴とする電磁
弁の配線接続装置。 A male terminal connected to the excitation coil of the solenoid is made to protrude outside, and an intermediate terminal to which accessories such as a back electromotive force preventer and energization indicator of the solenoid are connected is connected to the base of this male terminal. The accessory device is installed in a terminal box housed in the box body, and a connector equipped with a female terminal that can be fitted to the male terminal when the intermediate terminal is fitted is removably inserted into the terminal box. Features a wiring connection device for solenoid valves.