A kind of safe-guard door lock of core over cap with lock
Technical field
The utility model relates to a kind of door lock, particularly a kind of safe-guard door lock of core over cap with lock.
Background technology
The available key operated safe-guard door lock of being sold on the market at present is of a great variety, and structure is also varied, and along with the raising of people's living standard, people are also more and more higher to the reliability of lock structure.The keyhole of existing safe-guard door lock mostly is provided with for exposed, do not hide property, so that its lockhole occurs easily by outside contamination, corrosion or by other people foreign matter being filled in the keyhole and influences normally using and shortening its application life of door lock, and exposed keyhole easily found to pry open by the robber, so theftproof is not strong.The patent No. is that the Chinese patent of ZL01206402 discloses a kind of security door keyhole protector for this reason; it adopts and articulates an over cap and unit protection cover opening mechanism on Door lock casing outside the keyhole of lock core; thereby prevented that keyhole is contaminated or filled in etc. the generation of phenomenon by foreign matter; but its blemish in an otherwise perfect thing is that structure is complicated, and over cap opens and closes complex operation.
Summary of the invention
The purpose of this utility model is at above-mentioned existing problems and deficiency; provide a kind of and both can avoid effectively that lock core is contaminated, corrosion and the generation of phenomenon such as filled in by foreign matter, and the safe-guard door lock of the core over cap with lock of simple in structure again, easy to use, good looking appearance.
The technical solution of the utility model is achieved in that
The safe-guard door lock of core over cap with lock described in the utility model; comprise lock gall and lock body; wherein; described lock body comprises lock tube and is installed on lock, lock core and lid on this lock tube and places lock core over cap on the described lock external surface; the outer end that is characterized in described lock stretches out in described lock tube external surface slightly; described lock core is installed on the described lock on one side prejudicially towards described lock, and described lock core over cap is installed on rotating shaft on the described lock another side and rotatable being slidably connected on the described lock by one.
And be further to strengthen its reliability of structure; and simple and easy, the good looking appearance of its processing; it is the arc closing in chute at center with described rotating shaft that the inner surface of above-mentioned lock core over cap is provided with one; correspondingly be provided with a joint pin that can be flush-mounted in the described closing in chute on the described lock, described lock core over cap is set with cooperating of described arc chute by described rotating shaft and described joint pin and is connected on the above-mentioned lock.For further strengthening its reliability of structure, be connected with torsion spring or shell fragment on the inner end of above-mentioned joint pin or rotating shaft.
It is more convenient for the utility model is used, returning apparatus has the fingerprint unlocking apparatus in above-mentioned lock gall and the lock body, and this fingerprint unlocking apparatus comprises the fingerprint recognition control device that is installed on the above-mentioned lock tube and is installed on the interior fingerprint transmission device that be electrically connected with described fingerprint recognition control device and that can drive described lock gall internal lock tonguing row stretching motion of above-mentioned lock gall.
The utility model owing to adopt is installed on lock core prejudicially on the lock of lock body and the lock core over cap is connected in structure on the lock by a rotating shaft that is installed on the lock another side; make the utility model in the process of using; both can make lock core have disguise by the effect of lock core over cap and prevented effectively that the keyhole on the lock core from the generation of incident such as filling in by outside contamination or by foreign matter, strengthen the safety of its use simultaneously again.And when unblanking,, be at this moment available key operated or locked door lock, so extremely easy to use as long as like a cork the lock core over cap is removed to a sideway swivel keyhole is exposed.And because the utility model also adopts the structure that inner surface is provided with arc closing in chute and corresponding setting is flush-mounted in the joint pin in the chute on lock at the lock core over cap; both further strengthened its reliability of structure; the monnolithic case that does not influence lock body again is attractive in appearance; and simple in structure, cost of production is low, so the utility model can be widely used on the various security doors.
Below in conjunction with accompanying drawing the utility model is further described.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the main TV structure schematic diagram of Fig. 1 after the cover sheet of input window is left behind;
Fig. 3 is that the lock core over cap among Fig. 2 is rotated the structural representation after removing.
The specific embodiment
As shown in Figure 1-Figure 3; the safe-guard door lock of core over cap with lock described in the utility model; comprise lock gall 1 and lock body 2; wherein; described lock body 2 comprises lock tube 21 and is installed on lock 24 on this lock tube 21; lock core 22 and lid place the lock core over cap 25 on described lock 24 external surfaces; can effectively avoid lock core contaminated for making the utility model; corrosion and being filled in etc. by foreign matter under the situation of generation of phenomenon; simple in structure again; easy to use; the outer end of described lock 24 stretches out in described lock tube 21 external surfaces slightly; described lock core 22 is installed on the described lock 24 prejudicially towards one side of described lock 24; described lock core over cap 25 is installed on rotating shaft 26 on described lock 24 another sides and rotatable being slidably connected on the described lock 24 by one; make the utility model in the process of using; both can make lock core 22 have disguise by the effect of lock core over cap 25 and prevented effectively that the keyhole on the lock core 22 from the generation of incident such as filling in by outside contamination or by foreign matter, strengthen the safety of its use simultaneously again.And when unblanking, as long as with lock core over cap 25 counterclockwise or the dextrorotation call away to keyhole is exposed, as shown in Figure 3, be at this moment available key operated or locked door lock, thus extremely easy to use, and simple in structure, good looking appearance.For strengthening its reliability of structure, also can in above-mentioned rotating shaft 26, connect a torsion spring simultaneously.For further strengthening its reliability of structure; the utility model adopts at above-mentioned lock core over cap 25 inner surfaces and is provided with one with the above-mentioned rotating shaft 26 arc closing in chute 251 that is the center; and on above-mentioned lock 24, correspondingly being provided with a joint pin 27 that can be flush-mounted in the described closing in chute 251, described lock core over cap 25 is set and is connected in reliably on the above-mentioned lock 24 with cooperating of arc chute 251 by above-mentioned rotating shaft 26 and described joint pin 27.Certainly; syndeton of the present utility model is not limited thereto; also can adopt the structure that arc chute is set in the outer face of lock 24 and corresponding joint pin is set on the inner surface of lock core over cap 25, be connected with the reliable of lock 24 to realize above-mentioned lock core over cap 25.For further strengthening its reliability of structure, also can on the inner end of above-mentioned joint pin 27, be connected with a torsion spring or shell fragment.For making the utility model profile more attractive in appearance, the external surface middle part of above-mentioned lock core over cap 25 is embedded with a decorative cover 252.It is more convenient for the utility model is used; returning apparatus has the fingerprint unlocking apparatus in above-mentioned lock gall 1 and the lock body 2; this fingerprint unlocking apparatus comprise the fingerprint recognition control device that is installed on the above-mentioned lock tube 21 and be installed in the above-mentioned lock gall 1 is electrically connected with described fingerprint recognition control device and can drive the fingerprint transmission device that above-mentioned lock gall 1 interior dead bolt 12 carries out stretching motion; as shown in Figure 1; above-mentioned lock 24; lock core 22 and lock core over cap 25 are positioned at the top of described lock body 2; above-mentioned fingerprint recognition control device is positioned at the bottom of described lock body 12; and have fingerprint input window 211 on the outer wall of above-mentioned each lock tube 21; device has one can go up on each fingerprint input window 211; the outer folding of the band of lower slider draws the cover sheet 212 on limit; thereby make the utility model realize unblanking by two kinds of approach; that is: both can directly easily realize unblanking by the mode of importing fingerprint; also can realize unblanking simultaneously by the mode of inserting key, extremely easy to use.The utility model can be widely used on the various door body.