CN101363291B

CN101363291B - Electromagnetical lock protector

Info

Publication number: CN101363291B
Application number: CN2008101372082A
Authority: CN
Inventors: 胡胜海; 李鸿飞; 郭彬; 邓坤秀; 徐鹏; 赵晓丽; 富威; 郭旭伟; 潘胤卓; 沈启敏
Original assignee: Harbin Engineering University
Current assignee: Harbin Engineering University
Priority date: 2008-09-27
Filing date: 2008-09-27
Publication date: 2011-09-14
Anticipated expiration: 2028-09-27
Also published as: CN101363291A

Abstract

The present invention provides an electromagnetic lock protector which comprises an external ring which is arranged at a door and is fixed firmly, an internal cover arranged in the external ring, a retaining pin which is arranged at the external ring and realizes the function of limiting the position, a gasket which is fixed on the door and an electromagnet which is arranged at the gasket. The external ring is provided with a hole which is corresponding to an electromagnet extended shaft. The external ring is a ring which is provided with a hole at the middle. The electromagnet is connected with a power supply of an electronic remote control lock. The electromagnetic lock protector is designed for the electronic remote control lock. Under the condition that the electromagnet is electrified, the internal cover realizes radial positioning, the external ring, the retaining pin and the electromagnet extended shaft limit the position and realize axial positioning, while a jack catch at the external ring is meshed with the jack catch at the internal cover, so as to realize the protection to a lock hole. Under the condition that the electromagnet is switched off, the internal cover can be rotated manually to be demounted from the external ring, so as to realize the unlocking action.

Description

Electromagnetical lock protector

(1) technical field

What the present invention relates to is a kind of small-sized Lock protector.

(2) background technology

Now be disclosed as existing multiple Lock protector and use or report, what be most widely used is the lock protecting cipher device of mechanical type manual.Its purpose roughly all is that everyday exposure lockhole is outside protected, and just principle is different.

Existing lock protecting cipher device principle is in the outside of twin-lock core the lock protecting cipher device to be installed, and can pass through coded lock, the shielding plate in twin-lock hole is unblanked and is locked, with the protection of realization to lockhole.

Also have a kind of simple lock-protector tool, utilize the screw of convex body, spacer pin and the installation of box mouth place of inside configuration, utilize poroid key and keyhole mandrel, the lock core baffle plate is carried out switch control, and realize protection lockhole.

Existing lock-protector ubiquity complex structure, uses deficiencies such as trouble.

(3) summary of the invention

The object of the present invention is to provide a kind of can finishing convenient, smoothly to lock---unlocking process, realize reliably protecting to lockhole, and low, the economical and practical electromagnetical lock protector of cost.

The object of the present invention is achieved like this:

It comprises the inner cap that is installed in a last fixed outer ring, places the outer ring, be installed in the backing pin that plays position-limiting action on the outer ring, be fixed in the pad on the door and be installed in electromagnet on the pad, have on the outer ring and the corresponding hole of the projecting shaft of electromagnet, the outer ring is the middle ring that has the hole, and electromagnet links to each other with the power supply of electronic remote-control lock.

The present invention can also comprise some architectural features like this:

1, the inboard of outer ring has 2-6 claw, open on therein the claw on the described outer ring and the corresponding hole of projecting shaft electromagnet, described backing pin is fixed on a described side that has the claw in hole, and the inboard of inner cap has the claw that equates with the quantity of the claw of inboard, outer ring.

2, cover in and have swivelling chute.

The present invention aims at electronic remote-control lock and designs, inner cap is under the situation of electromagnet energising, in the outer ring, the spacing of backing pin and electromagnet projecting shaft realize radial location down, under the engagement of on one's body claw, realize axial location at the claw on the outer ring and inner cap, thereby realize protection lockhole; Inner cap with manually being rotated, unloads from the outer ring under the situation of electromagnet outage, thereby realizes the release action.

The operating principle of patent of the present invention is: the outer ring is fixed on the door by lock core, the backing pin interference is installed on the outer ring, pad is fixed in an inboard by sunk screw, and electromagnet is fixed on the pad by the screw thread of its front end, and the outer circle of inner cap, backing pin and electromagnet projecting shaft are fixed on inside, outer ring.

Lockhole is being protected and separated in the protection process, the action of-release that Lock protector need be finished the location--locking--, its necessary safety, reliable of locking, and can smooth release when the needs release.The invention provides a kind of lock-protector; promptly by outer ring (being used for fixing and supporting the inner cap of portion's rotation within it); the inner cap that shields (by the protective effect of fixing and hard surface realization) to lockhole; (interference is installed on the outer ring to play the backing pin of fixedly inner cap effect; internally build positioning action by the upper end of stretching out); the electromagnet that plays the iron acting pad of Motionless electromagnetic (being connected and fixed electromagnet by internal thread) and play fixedly inner cap effect (stretches out and regains mandrel by it; internally build the effect of lock and unlock) form; this lock-protector can be finished safely and reliably protection is conciliate in the protection of lockhole; structure is small and exquisite; conceive ingeniously, realize effective protection lockhole.

Lock-protector of the present invention is made up of four parts, outer ring, inner cap, pad and electromagnet.It is to realize by the axial location of outer ring and the radial location of backing pin, electromagnet mandrel and outer ring that inner cap is conciliate protection to the protection of lock core.

The outer ring is fixed on the door motionless with lock core, can play the radial location effect to the inner cap of portion's rotation within it, and pad is fixed on an inboard with sunk screw, in order to electromagnet to be installed.In the process of locking, inner cap is run into the backing pin location rotate freely certain angle in the outer ring after, this moment, the electromagnet projecting shaft stretched out from the aligned hole of inner cap and outer ring, realization is to the radial location of inner cap, at this moment, because four projected claws of inner cap and outer ring are realized axial location, thereby realize locking protection; In the releasing process, electromagnet is outage earlier, and inner cap can be taken down the realization release after rotating to an angle with manual mode by two cuboid grooves opening on it.

Lock-protector novel structure of the present invention, principle is ingenious, can finish smoothly and lock---unlocking process.Make electronic telecontrol be locked in the reliably protecting of realizing under can the situation of normal power supply lockhole; In case outage also can successfully realize release, can pass through key unlocking.And cost is low, and is economical and practical, for daily people's life provides convenient, effective protection.

And a kind of remote control lock-protector of similarity is arranged with the present invention; its principle be by two of remote controls can relative motion the adhesive and separately of electromagnet; control the lock protecting plate that is connected on the electromagnet movably to the blocking and opening an account of lockhole, to realize protection to lockhole.

Make a general survey of the various lock-protectors of domestic present application, compare with the present invention, patent of the present invention has been saved forgetting Password of lock protecting cipher device and the time-consuming shortcoming of manual operation, only needs a remote control commentaries on classics gently afterwards, can realize the function of lock and unlock; Compare with simple lock-protector tool, save and manually use the loaded down with trivial details, convenient and time-saving of key open and close Lock protector again; Compare with the remote control lock-protector, the remote control lock-protector utilizes the adhesive control lock protecting plate of two electromagnet, need electromagnet itself should have very big suction, this has just increased the model and the cost of electromagnet, and the present invention only utilizes the positioning action of electromagnet, rather than effect is drawn in suction, this point just provides cost savings greatly, and the present invention only needs more slightly bigger than lock core, space of Jie Shenging and material more, we can say that there also do not have on the market now to be a kind of so not only small and exquisite convenient but also can safe and reliable realization protect the lock-protector of lock function.

(4) description of drawings

Fig. 1 is an assembly structure schematic diagram of the present invention;

Fig. 2 be lock-protector of the present invention partly cut open figure;

Fig. 3 is the outer ring schematic diagram;

Fig. 4 is the sectional view of Fig. 3;

Fig. 5 is the inner cap schematic diagram;

Fig. 6 is the sectional view of Fig. 5.

(5) specific embodiment

For example the present invention is done description in more detail below in conjunction with accompanying drawing:

In conjunction with Fig. 1-Fig. 6, the composition of electromagnetical lock protector of the present invention comprises the inner cap 2 that is installed in a last fixed outer ring 1, places the outer ring, be installed in the backing pin 5 that plays position-limiting action on the outer ring, be fixed in the pad 3 on the door and be installed in electromagnet 4 on the pad, have on the outer ring and the corresponding hole of the projecting shaft of electromagnet, the outer ring is the middle ring that has the hole, and electromagnet links to each other with the power supply of electronic remote-control lock.The inboard of outer ring has 4 claws, and open on therein the claw on the described outer ring and the corresponding hole of projecting shaft electromagnet, and described backing pin is fixed on a described side that has the claw in hole, and the inboard of inner cap has 4 claws.In cover and have swivelling chute.

Require the relative position at lock core center and electromagnet 4 centers during installation, to measure relative position in advance when therefore on door, punching, diameter of brill is 3 hole on electromagnet 4 center lines, so that electromagnet 4 projecting shafts can stretch out from here, the pad 3 centers firm pad of sunk screw then aligns, then the M6 screw thread that carries by electromagnet 4 front ends and pad 3 carry out firmly, and should make its diameter when outer ring 1 is installed is 3 hole electromagnet 4 projecting shafts that align.

Outer ring 1 is fastening following lock core; maintain static on door; lock-protector is in the protection process of locking; at first inner cap 2 is placed on 1 inside, outer ring; its four claws can freely rotate below four claws in outer ring; when forwarding backing pin 5 to; motionless under the radial location of backing pin 5; diameter is that diameter is 3 hole on the alignment

outer ring

1,3 hole on it, electromagnet 4 energisings this moment, and projecting shaft passes aligned hole inner cap 2 is realized radial locations; at this moment; inner cap 2 is in the outer ring 1; under the axial location of 1 four claws of the radial location of backing pin 5 and electromagnet 4 projecting shafts and outer ring, maintain static, realize reliably protecting lockhole.Lock-protector is in carrying out releasing process, at first electromagnet 4 outages, projecting shaft is regained, like this inner cap 2 just can with hand rotate its surface two cuboid grooves rotate, when four claws that forward inner cap 2 to and four claws of outer ring 1 intersect separate after, can take down inner cap 2, expose lockhole, realize releasing process.

Claims

1. electromagnetical lock protector, it is characterized in that: it comprises the inner cap that is installed in a last fixed outer ring, places the outer ring, be installed in the backing pin that plays position-limiting action on the outer ring, be fixed in the pad on the door and be installed in electromagnet on the pad, have on the outer ring and the corresponding hole of the projecting shaft of electromagnet, the outer ring is the middle ring that has the hole, and electromagnet links to each other with the power supply of electronic remote-control lock; The inboard of outer ring has 2-6 claw, open on therein the claw on the described outer ring and the corresponding hole of projecting shaft electromagnet, described backing pin is fixed on a side of the described claw that has the hole, and the inboard of inner cap has the claw that equates with the quantity of the claw of inboard, outer ring; The claw of inner cap can freely rotate below the claw of outer ring, and is motionless under the radial location of backing pin when forwarding backing pin to, the hole on the alignment outer ring, hole on it, at this moment, and the electromagnet energising, the electromagnet projecting shaft passes the hole of alignment inner cap is realized radial location.

2. electromagnetical lock protector according to claim 1 is characterized in that: in cover and have swivelling chute.