CN204042163U - A kind of lock core on valve - Google Patents

Abstract

The utility model relates to magnetic valve controlling component, a kind of lock core on valve is provided, it is rational in infrastructure, easy to operate, theftproof performance is strong, really can ensure the keying of personal management's valve, limit other people illegal Open valve, comprise lock body, the middle part of lock body is provided with can for the tooth eyelet opening key insertion, side above lock body is scalable is provided with left lock pin, the bottom of lock body and the symmetrical side of left lock pin are provided with right lock pin, the free end of left lock pin and right lock pin stretches out the periphery of lock body respectively for the locking slot blocking valve cap of valve, left, elastic reset part is respectively equipped with between right lock pin and lock body, the position of left lock pin lock body tooth corresponding to right lock pin eyelet is respectively equipped with tooth eyelet mutual dislocation and the perforation be interconnected, each perforation and tooth eyelet form tooth road of unblanking, left lock pin and right lock pin are respectively equipped with flexible limited bolt away from those both sides, one end of elastic reset part, the stretch position of limited bolt of the corresponding left lock pin of lock body and right lock pin is respectively equipped with flexible restraining groove.

Description

A kind of lock core on valve

Technical field

The utility model relates to the controlling component of Fluid valve, particularly a kind of lock core on valve.

Background technique

As Fig. 1, traditional magnetic encryption valve, comprise valve body 1', valve gap 2', open-shut device 4', valve rod 5' and unlatching key 6', described valve gap 2' is located at above valve body 1', described valve body 1' vertically part offers the fluid passage of through medium, described fluid passage has water intake 11' and water outlet 12', described open-shut device 4' can go up, lower lifting to be located in valve body 1' between described water intake 11' and water outlet 12', described valve rod 5' one end is threaded with open-shut device 4' through valve gap 2', described valve gap 2' is also provided with the magnetic Sealing mechanism that restriction valve rod 5' rotates, described unlatching key 6' is provided with the release mechanism for removing magnetic Sealing mechanism, described magnetic Sealing mechanism comprises bonnet 3', described bonnet 3' is sheathed on above valve gap 2', and be fixedly connected with the free end of valve rod 5' by bearing pin 51', described bonnet 3' with the end face wall body between bottom flange 2' has the mutually corresponding upper lockhole 31' that arranges and lower lockhole 21', lower magnetic steel 7' is provided with between described upper lockhole 31' and lower lockhole 21', the below being positioned at lower magnetic steel 7' in described lower lockhole 21' is also provided with Returnning spring 8', described release mechanism is be located to open upper magnetic steel 61' corresponding with described lower magnetic steel 7' position on key 6', and the identical setting of one end polarity that upper magnetic steel 61' is corresponding with lower magnetic steel 7', above-mentioned magnetic locking valve can ensure that personal management opens and closes, limit other people illegally to open, when needing Open valve, the opened lock key case carried with is located at above valve gap, because the magnetic pole of the lower magnetic steel between the upper magnetic steel in unlatching key and bonnet and bottom flange is homopolarity, under the effect that magnetic homopolarity repels mutually, lower magnetic steel produces in the lower lockhole of pressure complete retraction bottom flange to spring, bonnet can be rotated with unlatching key turn, then ovable valve stem is with to rotate the open and close realizing valve body, when open key do not work pack up time, lower magnetic steel between bonnet and bottom flange by stuck for bonnet on bottom flange, make it can not rotate with other opener, although this magnetic cipher mode structure is simple, easy to make, but highly versatile, a kind of magnetic cipher mode of standard has been become at present at valve industry, so in antitheft, common magnetic is opened key and all can be operated on it, control extension effect is bad, the control effects that at all really cannot play encryption can be said, therefore, be necessary to improve the cryptographic structure of magnetic encryption valve, it is made to be different from existing cryptographic structure, really play antitheft effect, the utility model produces thus.

Model utility content

For the problems referred to above, the utility model proposes a kind of lock core on valve, it is rational in infrastructure, easy to operate, and theftproof performance is strong, really can ensure the keying of personal management's valve, limit other people illegal Open valve.

For solving this technical problem, the utility model takes following scheme: a kind of lock core on valve, for the rotation of limiter valve valve rod above its valve gap being located at valve, comprise lock body and lock pin, the middle part of described lock body is provided with can insert for opening key and the tooth eyelet that can mate key lower teeth road, side above described lock body is scalable is provided with left lock pin, the bottom of described lock body and the symmetrical side of left lock pin are provided with right lock pin, the free end of described left lock pin and right lock pin stretches out the periphery of lock body respectively for the locking slot blocking valve cap of valve, a described left side, elastic reset part is respectively equipped with between right lock pin and lock body, the position of left lock pin lock body tooth corresponding to right lock pin eyelet is respectively equipped with tooth eyelet mutual dislocation and the perforation be interconnected, each perforation and tooth eyelet form tooth road of unblanking, described left lock pin and right lock pin are respectively equipped with flexible limited bolt away from those both sides, one end of elastic reset part, the stretch position of limited bolt of the corresponding left lock pin of described lock body and right lock pin is respectively equipped with and can limits left lock pin and right lock pin retraction or the scope of stretching out and to stretch restraining groove.

Further improvement: described elastic reset part is spring.

By adopting preceding solution, the beneficial effects of the utility model are: the top being directly positioned over the valve gap of valve when this lock core uses, the key that tooth road of unblanking with it is mated first is inserted when putting into, make in the free end retraction lock body of left lock pin and right lock pin, to put on the valve gap of valve, key is transferred to make the free end of left lock pin and right lock pin snap in the locking slot of valve cap of valve after putting into rear rotation key again, to realize the function of locking valve, its design is ingenious, simply, structure is different from existing valve cryptographic structure completely, common encryption key can be effectively avoided to operate on it, thus really play antitheft function, control extension is effective, easy to make, bring convenience to the maintenance work of encryption valve.

Accompanying drawing explanation

Fig. 1 is the structural representation of prior art magnetic lockable valve;

Fig. 2 is the utility model example structure schematic diagram;

Fig. 3 is the utility model sectional structure schematic diagram;

Fig. 4 is the structural representation that the utility model embodiment is installed in valve cap of valve.

Embodiment

Now with specific embodiment, the utility model is further illustrated by reference to the accompanying drawings.

Referring to figs. 2 to Fig. 4, the present embodiment discloses a kind of lock core on valve, its valve gap A ' being located at valve rotates for limiter valve valve rod B ', comprise lock body 1, the middle part of described lock body 1 is provided with can insert for opening key and the tooth eyelet 11 that can mate key lower teeth road, side above described lock body 1 is provided with left lockhole 12, scalablely in described left lockhole 12 be provided with left lock pin 13, the bottom of described lock body 1 and the symmetrical side of left lockhole 12 are provided with right lockhole 14, right lock pin 15 is provided with in described right lockhole 14, described left lock pin 13 stretches out the periphery of lock body 1 for the locking slot c ' blocking valve cap of valve respectively with the free end of right lock pin 15, a described left side, spring 2 is respectively equipped with between right lock pin and lock body 1, left lock pin 13 is respectively equipped with tooth eyelet 11 mutual dislocation and the perforation 151 be interconnected with the position of right lock pin 15 corresponding lock body 1 tooth eyelet 11, perforation 151 on described left lock pin is by the left side eccentric setting of lock body, perforation 151 on described right lock pin is by the right side eccentric setting of lock body 1, each perforation 151 and tooth eyelet 11 form tooth road of unblanking, described left lock pin 13 and right lock pin 15 are respectively equipped with flexible limited bolt 3 away from those both sides, one end of spring 2, the stretch position of limited bolt 3 of the corresponding left lock pin of described lock body 1 13 and right lock pin 15 is respectively equipped with and can limits left lock pin 13 and the retraction of right lock pin 15 or the scope of stretching out and to stretch restraining groove 17.

As Fig. 4, this lock core is directly positioned over the top of the valve gap A ' of valve when using, the key mated on tooth road of unblanking with it is first inserted (not shown when putting into, key only need mate tooth road of unblanking and design) make left lock pin 13 with in the free end retraction lock body of right lock pin 15, to put on the valve gap A ' of valve, key is transferred to make the free end of left lock pin and right lock pin snap in the locking slot of valve cap of valve after putting into rear rotation key again, to realize the function of locking valve, when needing Open valve, insert the key mated with tooth road of unblanking, rotate in the left lockhole of free end Compress Spring retraction and right lockhole that key makes left lock pin 13 and right lock pin 15, thus make left lock pin and right lock pin depart from the locking slot of valve, just can take out whole lock core, after this lock core takes out, people just can utilize common opener turn valve to realize the object of the keying of valve.Its design is ingenious, simple, and structure is different from existing valve cryptographic structure completely, can effectively avoid common encryption key to operate on it, thus really play antitheft function, control extension is effective, easy to make, brings convenience to the maintenance work of encryption valve.

Above, be only the embodiment utilizing this origination techniques content, the modification that any those skilled in the art use this creation to do, change, all belong to the scope of the claims that this creation is advocated, and be not limited to those disclosed embodiments.

Claims (2)

1. the lock core on valve, for the rotation of limiter valve valve rod above its valve gap being located at valve, it is characterized in that: comprise lock body, the middle part of described lock body is provided with can insert for opening key and the tooth eyelet that can mate key lower teeth road, side above described lock body is scalable is provided with left lock pin, the bottom of described lock body and the symmetrical side of left lock pin are provided with right lock pin, the free end of described left lock pin and right lock pin stretches out the periphery of lock body respectively for the locking slot blocking valve cap of valve, a described left side, elastic reset part is respectively equipped with between right lock pin and lock body, the position of left lock pin lock body tooth corresponding to right lock pin eyelet is respectively equipped with tooth eyelet mutual dislocation and the perforation be interconnected, each perforation and tooth eyelet form tooth road of unblanking, described left lock pin and right lock pin are respectively equipped with flexible limited bolt away from those both sides, one end of elastic reset part, the stretch position of limited bolt of the corresponding left lock pin of described lock body and right lock pin is respectively equipped with and can limits left lock pin and right lock pin retraction or the scope of stretching out and to stretch restraining groove.

2. the lock core on valve according to claim 1, is characterized in that: described elastic reset part is spring.