CN2563260Y - Card inserting mechanical lock - Google Patents

Abstract

The utility model belongs to the lock technical field and discloses a card inserting mechanical lock. The main technical characteristics of the utility model comprise a card board for unlocking and a lock body, wherein, the lock body comprises a shell card body with an on-off key, a handle and a card board jack; the end of the shell card body is provided with a tongue connected with the shell card body into a whole; the middle part of the whole is provided with a displacement hole strip with racks and a bolt of floriated strip slot, a resetting plate with resetting holes, an inner shell connected with a level type resetting key, and a normal open key and a normal close key which are arranged inside the shell and are fixed by the resetting plate and the bolt. By rotating a handle, a gear fixed on a shaft body is driven to drive the bolt with the racks to move horizontally and achieve the locking function of the lock. The utility model solves the problems that the prior lock with keyhole and the prior lock with keyboard are poor in security performance and easy to damage. The utility model has the advantages of strong security performance and wide application scope.

Description

A kind of plug-in card mechanical lock

Technical field:

The utility model belongs to lock technology field.

Prior art:

The lockset that is suitable at present comprises two big classes: a class is that another kind of then is the lockset of opening by the button setting code with one or many locksets that keys are opened by the jack rotation.This two classes lockset in use, because existing defective on the structure, as the former owing to combine and be reserved with keyhole by tapered end and lock box, and no matter how many designs arranges the lock core of pellet shot from a slingshot on the key or in the corresponding keyhole, very easily open with other key, the function of the anti-drilling and pick-proof of tool not is so the function of such lockset is relatively poor; The latter then owing to be reserved with keyboard or fingerprint dish on the shell, so other people did not both just open because knowing password, also can make lockset malfunctioning by damaging keyboard or fingerprint dish, causes very big trouble to owner.

The content of utility model:

The purpose of this utility model just provides a kind of cassette mechanical lock anti-drilling, tamper-resistant function that has.

The technical scheme that realizes a kind of mechanical lock that the utility model proposed comprises:

Clamp: wherein a side is a handle mechanism, and opposite side has several convex pushing blocks;

Lock body: comprise that the front has the clamp jack, is fixed with the keyhole of switching key and is used for the handle of rotating open-close dead bolt and the shell card body of handle hole; Be connected with the lever reset key, and with the fixedly connected inner housing of described shell card body, the end is fixed with tongue, the middle part has the displacement cylindrical void of band tooth bar, the side has the dead bolt with the colored shape guide groove of several grooves, have restoring board with the corresponding eyelet that resets of several groove location on the colored shape guide groove on the described dead bolt, have the fixed head that resets eyelet and the corresponding fixing hole of described plate hole clipping and fix with on the described restoring board several with described shell card body, have several on the described inner housing equally with the corresponding fixedly eyelet of the eyelet that resets on the restoring board, described fixed head, dead bolt and restoring board are through the cylindricality Chang Kaijian and the normally closed key of shape are fixed between shell card body and the inner casing card body in echelon, be fixed in rotary handle in the shell body, and the gear shaft that has gear that is slidingly connected relatively with it passes described fixed head, displacement cylindrical void and restoring board in the middle of the dead bolt, and a fixedly sleeved guide pin bushing joins with described lever reset key one end, is fixed in switching key on the shell card body and passes inner housing and be connected with the other end of reset key; Between the restoring board on the shoulder of the ladder on described switching key and the gear shaft, be socketed with back-moving spring; Described gear is mutually meshing with the tooth bar on the described displacement cylindrical void.

In addition, described clamp jack can be more than 2; The width of described clamp jack is 1.5-3mm; Have the locating hole bar on the described dead bolt; Have the groove ring on the described normally closed strong or Chang Kaijian; Fixedly vertically have the locking eyelet on the wall of eyelet at described card body, and be fixed with locking spring and fixture block; End in the tongue correspondence of described dead bolt has the U-shaped breach.

A kind of cassette mechanical lock provided by the utility model is compared with prior art, has the following advantages: one, because the clamp jack of being reserved on the lockset front generally has only several mm wides, so have anti-drilling and advantage that protect sled; Its two because the lock core of this lockset is made up of several normally closed keys and normal key point, as long as other people are with after the Chang Kaijian propelling, this lock then can't be opened under the situation of clamp not having at all, has higher confidentiality.

Marginal data:

Fig. 1: be the main-vision surface figure of lockset;

Fig. 2: be the internal construction schematic diagram of lockset;

Fig. 3: be the clamp structural representation;

Fig. 4: but for inserting the lock structure figure that clamp is in unlocking condition;

Fig. 5: be the handle arrangement schematic diagram of unblanking;

Fig. 6: be the structural representation of dead bolt;

Fig. 7: be restoring board structural representation in the lock body;

Fig. 8: the structural representation of normally closed key;

The structural representation of Fig. 9: Chang Kaijian;

Figure 10: the fixed head structure chart that is fixed together with shell card body;

Figure 11: the structural representation of gear shaft.

The specific embodiment:

Below in conjunction with the drawings and specific embodiments structure and the use principle thereof that the utility model proposes the card insert type mechanical lock is described in further details:

Present embodiment has the mechanical lock of double plate hole clipping for design.

Be the main-vision surface figure and the inner basic structure schematic diagram of lockset as shown in Figure 1 and Figure 2, Fig. 3 is the structural representation of clamp.Clamp and lock body two parts shown in Figure 2 that this lockset includes as shown in Figure 3 constitute.Wherein a side of clamp is a handle 11, and opposite side is that gap size does not wait the convex jacking block 10 of (but the distance of large-spacing is the integral multiple of closely-spaced distance).Lock body then comprise as shown in Figure 1 its front have two be parallel to each other, width is respectively for the clamp jack 25 of 1.5-2mm be fixed with the keyhole 20 of switching key 7 and be used for the shell card body 1 of the handle hole 41 of the handle 4 that the rotating open-close dead bolt uses; It is fixedly connected through screw 19 with shell card body 1 that via pins 21 is connected with the inner housing 2 of lever reset key 9, and the end is fixed with dead bolt 28, is having the dead bolt 12 that four locating hole bars 29, middle parts have on the parallel colored shape guide groove 33 that has a band groove 32 in displacement cylindrical void 31, the both sides of band tooth bar 30 and be fixed in together in shell card body 1 and the inner housing 2 formed spaces with as shown in Figure 7 32 pairing restoring boards 8 that reset eyelet 34 and centre bore 35 that have on the shape guide groove that suits with four jiaos that are fixedly connected as shown in Figure 6; Be fixed with as shown in figure 10 fixed head 3 in the inboard of shell card body through screw 17 in addition, having on this fixed head and on the inner housing 2 with eyelet 34 corresponding fixing hole 39 and the gear axis holes 40 that reset on the restoring board 8 as shown in Figure 7; Pass eyelet on restoring board 8, the dead bolt 12 with fixed head 3 and inner housing relative fixed as the Chang Kaijian 16 of Fig. 8 and the trapezoidal column body structure that has arc groove ring 36 shown in Figure 9 and 15 on normally closed key; As shown in Figure 5, one end has gear shaft 5 gear 38, that the other end is fixed together with guide pin bushing 14 through fixing pin 22 through fixing pin 27 with handle 4 through strip hole 37 relatively-stationary middle parts as shown in figure 11, pass centre bore 35 on displacement cylindrical void 31 and the restoring board as shown in Figure 7 as shown in Figure 6, be connected with an end of reset key 9, switching key 7 as shown in Figure 2, the keyhole 20 on shell card body then, and pass inner housing and connect with the other end of reset key 9; Simultaneously, between dead bolt on switching key 7 and the gear shaft 5 and restoring board, be socketed with back-moving spring 26.

Its operating principle is:

At first press switching key 7, promote lever-type reset key 9 simultaneously, the conduit 14 and the gear shaft 5 that are promoted to be connected as a single entity by pin 22 by the other end of this reset key move, to eject in the handle hole 41 of handle 4 from the shell card body of lock body that be attached thereto, simultaneously promote restoring boards 8 and make Chang Kaijian 15 and normally closed key 16 reset (even the big axis body of the diameter in the normally closed key shifts out groove, make the little axis body of its diameter mobile in can the colored shape guide groove in tongue) with the less axis body of the diameter of Chang Kaijian by guide pin bushing 14.Unclamping switching key 7 restoring boards 8 resets under the effect of back-moving spring 26.

Second step, two clamps 13 are inserted respectively in the upper and lower clamp jack of opening on shell card body, be that convex jacking block on the clamp is corresponding with normally closed key, promote it, make normally closed key 15 playback (even the thicker axis body of its diameter shifts out the groove on the flower shape guide groove on the dead bolt, promptly the axis body that diameter is thinner enters guide groove).

In the 3rd step, take out clamp

The 4th step: turning handle, simultaneously the gear on the driven gear axle rotates simultaneously and drives dead bolt and move and skid off lock body.

The 5th step promoted reset key once more, made the playback of normally closed key, promptly made the thicker axis body of diameter on the normally closed key enter to be set on the dead bolt in the groove on the flower type guide groove dead bolt to be moved again, reached the locking purpose, simultaneously handle was pushed back in the lock body.

When realization was unblanked, its program was just in time opposite.

In this lockset, can realize horizontal movement in order to make dead bolt by the turning cylinder rotation drive of band gear, have 4 location cylindrical voids in four jiaos of levels of dead bolt and (generally can set two location, diagonal angle cylindrical void, also can set any three), wherein to pass this hole fixing with the inner housing on the lock body 2 or shell card body 1 and fixed head 3 for backstay 18.When dead bolt moves, by four backstay location, i.e. horizontal slip in the cylindrical void of location.

Horizontal direction has the locking eyelet on the vertical side in the fixedly eyelet of the Chang Kaijian that opens of the inner housing in lock body or normally closed key in addition, be fixed with locking spring 23 and card body steel ball 24, when normally closed key 15 is advanced by clamp, make it enter out state (being that the thinner cylinder of diameter enters in the colored shape groove in the dead bolt) and promptly block body steel ball 24 and under spring 23 effects, enter in the groove ring, prevent its upper and lower jumping and make it to enter again closure state.

This lock body according to actual needs, can set one and become a plurality of clamp jacks, simultaneously corresponding in lock body fixed head, dead bolt and restoring board and inner housing on have the hole of the correspondence of corresponding columns and number, and the Chang Kaijian of respective numbers and normally closed key are installed (minimumly should be set a plate jack, 2 Chang Kaijian and normally closed key), to satisfy the needs of different secrecies.Wherein set the position of the convex jacking block on the clamp should same jack in the position of normally closed key corresponding.In order to improve the confidentiality of its lockset, the interval between Chang Kaijian that it is set or the normally closed key also can be different, but it should become integral multiple at interval.Simultaneously, the spacing of the minimum between the convex jacking block on the clamp, largest interval becomes the multiple relation.

In order to reduce the volume of lock body, then the end in the tongue correspondence of dead bolt has the U-shaped breach, makes dead bolt can do relative slip in switching key 7.

The mechanical lock that the utility model is designed, owing to after Chang Kaijian is open, can be in normally closed lock-out state, anyone then can't open without clamp, so have stronger security performance.

Claims (7)

1, a kind of plug-in card mechanical lock, its feature comprises:

Clamp: wherein a side is a handle mechanism, and opposite side has several convex pushing blocks;

Lock body: comprise that the front has the clamp jack, is fixed with the keyhole of switching key and is used for the handle of rotating open-close dead bolt and the shell card body of handle hole; Be connected with the lever reset key, and with the fixedly connected inner housing of described shell card body, the end is fixed with tongue, the middle part has the displacement cylindrical void of band tooth bar, the side has the dead bolt with the colored shape guide groove of several grooves, have restoring board with the corresponding eyelet that resets of several groove location on the colored shape guide groove on the described dead bolt, have the fixed head that resets eyelet and the corresponding fixing hole of described plate hole clipping and fix with on the described restoring board several with described shell card body, have several on the described inner housing equally with the corresponding fixedly eyelet of the eyelet that resets on the restoring board, described fixed head, dead bolt and restoring board are through the cylindricality Chang Kaijian and the normally closed key of shape are fixed between shell card body and the inner casing card body in echelon, be fixed in rotary handle in the shell body, and the gear shaft that has gear that is slidingly connected relatively with it passes described fixed head, displacement cylindrical void and restoring board in the middle of the dead bolt, and a fixedly sleeved guide pin bushing joins with described lever reset key one end, is fixed in switching key on the shell card body and passes inner housing and be connected with the other end of reset key; Between the restoring board on the shoulder of the ladder on described switching key and the gear shaft, be socketed with back-moving spring; Described gear is mutually meshing with the tooth bar on the described displacement cylindrical void.

2, a kind of plug-in card mechanical lock as claimed in claim 1, it is characterized by described clamp jack can be more than 2.

3, a kind of plug-in card mechanical lock as claimed in claim 1 or 2, the width that it is characterized by described clamp jack is 1.5-3mm.

4, a kind of plug-in card mechanical lock as claimed in claim 1 is characterized by and has the locating hole bar on the described dead bolt.

5, a kind of plug-in card mechanical lock as claimed in claim 1 is characterized by on the described normally closed strong or Chang Kaijian and has the groove ring.

6, a kind of plug-in card mechanical lock as claimed in claim 1 is characterized by at described card body and fixedly vertically has the locking eyelet on the wall of eyelet, and is fixed with locking spring and fixture block.

7, a kind of plug-in card mechanical lock as claimed in claim 1, an end that it is characterized by in the tongue correspondence of described dead bolt has the U-shaped breach.

Images