CN201714187U

CN201714187U - Safety idle lock with simpler structure

Info

Publication number: CN201714187U
Application number: CN2010201747052U
Authority: CN
Inventors: 朱达生
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-04-23
Filing date: 2010-04-23
Publication date: 2011-01-19
Anticipated expiration: 2020-04-23

Abstract

The utility model relates to a safety idle lock with a simpler structure, which comprises a lock body, a lock beam, a lock cylinder device and a steel ball. The safety idle lock is characterized in that the lock cylinder device comprises a lock cylinder piece sleeve, non-positioned decoding pieces, fixed pieces, a lock pin and a plurality of non-positioned locking pieces and stationary interlayer pieces. A ball hole is formed on each non-positioned decoding piece, and the small steel ball is arranged inside the ball hole; and the fixed pieces are arranged inside the lock cylinder piece sleeves positioned on the bottom surfaces of the non-positioned decoding pieces, and a ball slot matched with the ball hole is correspondingly formed on the fixed piece. When an inserted key is the original one, the non-positioned decoding pieces and the fixed pieces do not slide, the notches of all decoding pieces are in line, and the key falls into the notches so as to achieve unlocking; otherwise, the non-positioned decoding pieces and the fixed pieces slide with each other, the locking pieces conduct idle running so as not to achieve unlocking. The safety idle lock provided by the utility model can prevent from drilling and destroy, has the advantages of simpler structure, high safety, convenient assembly and good hidden property, and is convenient for lock cylinder replacement as required.

Description

The more simple safety idle running of a kind of structure lock

Technical field

The utility model relates to a kind of idle running lock.

Background technology

Existing idle running lock mostly is whole Lock cylinder idling, promptly is or not adaptive key or other object when rotating when what insert, whole Lock cylinder idling and realize its anti-drilling, vandal-proof purpose.But the idling structure of this spacelike twist lock realized by whole Lock cylinder idling, make that whole lock core rotational structure is exposed to fully outside, after the robber lives the lock core location at an easy rate, bore bad, destroy lock core, thereby at an easy rate lock is opened.Therefore, the idle running of this structure lock also exists problems such as disguised poor, anti-drilling, that preventing destructing performance is not good, safety is not high.

At the problems referred to above, the applicant also obtained the authorization to State Intellectual Property Office's application on July 27th, 2009, the patent No. is that ZL200920061242.6, name are called " a kind of safe idle running lock simple in structure ", though solved above-mentioned existing problems well, but aspect designs simplification and the convenience aspect of assembling, also exist certain not enough.

The utility model content

The purpose of this utility model be to provide a kind of structure more simple, easy to assembly, can change lock core easily as required, and good concealment, anti-drilling, idle running that preventing destructing performance is good, safe lock.

The technical solution of the utility model is achieved in that

The more simple safety idle running of a kind of structure lock, comprise lock body and be installed on lock bridge, lock core device, steel ball on the lock body that its characteristics are that described lock core device comprises the lock core chip cover, do not have the location to chip, fixedly bit slice, lock pin and some no locating locking sheets and static interlayer sheet; Wherein do not have locating locking sheet and static interlayer sheet and be installed on top in the lock core chip cover in regular turn at intervals, do not have the location chip is installed in bottom in the lock core chip cover, and also be provided with the hole of bead on to chip there not being the location, and in the hole of bead, be mounted with little steel ball; Fixedly bit slice is installed in to be arranged in does not have the lock core chip cover of location to the chip bottom surface, and fixedly also is being provided with the pearl groove that matches and act on the hole of bead accordingly on the bit slice; Described lock pin is installed on and is positioned at the other position of lock core chip cover side in the lock body; Overlap corresponding position at the bottom of lock body and lock core chip and also be embedded with anti-drilling cock cap, and at anti-drilling cock cap and fixedly also be provided with spring between the bit slice.

For making anti-drilling cock cap can be installed on the bottom of lock body simply, reliably, and can be convenient for changing as required, above-mentioned anti-drilling cock cap is fixedly installed in the bottom of lock body with thread connecting mode, and also is provided with the pincers hole in the bottom surface of anti-drilling cock cap.At this moment,, be positioned at the position that the lock bridge movable end is installed on the above-mentioned lock body and offer the cross-drilled hole that passes straight through to anti-drilling cock cap, from this cross-drilled hole, anti-drilling cock cap is installed with screw in order to ensure safety of the present utility model.

Technological merit of the present utility model:

(1) adopt the lock core chip cover not dally, no locating locking sheet 360 degree idle running, there is not the location to chip, fixedly bit slice and little steel ball are realized the qualification locking to the lock core chip cover, anti-drilling cock cap plays the structure of anti-drilling destruction to whole lock core device, make the utility model utilization not have the idle running of locating locking sheet, whole lock core device does not dally and anti-drilling cock cap is anti-drilling cooperatively interacts, be installed on whole lock core structure in the lock body snugly, make lock core structure have good concealment, anti-drilling, preventing destructing performance is good, safe advantage, and the simple structure of whole lock core, easy to assembly, the reliability height.Whole lock core structure of the present utility model can be used widely on the lock body of all size and model and use.

(2) anti-drilling cock cap adopts engage thread to be installed on the bottom of lock body, reach the structure that screw locks is laterally worn in anti-drilling cock cap employing, make the utility model not only guarantee safety, the reliability at anti-drilling cock cap place effectively, and when lock is opened, can also be easily to the lock core dismounting, and change lock core as required.

Below in conjunction with accompanying drawing the utility model is further described:

Description of drawings

Fig. 1 is the sectional structure schematic diagram of blocking of the present utility model.

Fig. 2 is the sectional structure schematic diagram of unlocking condition of the present utility model.

Fig. 3 is the Facad structure schematic diagram of nothing of the present utility model location to chip.

Fig. 4 is the Facad structure schematic diagram of fixedly bit slice of the present utility model.

The specific embodiment

As Fig. 1 and shown in Figure 2, the more simple safety idle running of a kind of structure described in the utility model lock, comprise lock body 1 and be installed on lock bridge 2, lock core device, steel ball 3 on the lock body 1, be to realize that the purpose of this utility model, described lock core device comprise lock core chip cover 4, do not have the location to chip 5, fixedly bit slice 6, lock pin 7 and some no locating locking sheets 8 and static interlayer sheet 9; Wherein do not have locating locking sheet 8 and static interlayer sheet 9 and be installed on top in the lock core chip cover 4 in regular turn at intervals, do not have the location chip 5 is installed in bottom in the lock core chip cover 4, and on nothing is located chip 5, also be provided with the hole of bead 51, and in the hole of bead 51, be mounted with little steel ball 52; Fixedly bit slice 6 is installed in to be arranged in does not have the lock core chip cover 4 of location to chip 5 bottom surfaces, and fixedly also is being provided with the pearl groove 61 that matches and act on the hole of bead 51 accordingly on the bit slice 6; Described lock pin 7 is installed on and is positioned at the position that lock core chip overlaps 4 sides side in the lock body 1; Overlap 4 corresponding positions at the bottom of lock body 1 and lock core chip and also be embedded with anti-drilling cock cap 10, and at anti-drilling cock cap 10 and fixedly also be provided with spring 20 between the bit slice 6.

For making anti-drilling cock cap can be installed on the bottom of lock body simply, reliably, and can be convenient for changing as required, Fig. 1 and shown in Figure 2 and for example, above-mentioned anti-drilling cock cap 10 is fixedly installed in the bottom of lock body 1 with thread connecting mode, and also is provided with pincers hole 101 in the bottom surface of anti-drilling cock cap 10.At this moment,, be positioned at the position that lock bridge 2 movable ends are installed on the above-mentioned lock body 1 and offer the cross-drilled hole 103 that passes straight through to anti-drilling cock cap 10, from this cross-drilled hole 103, anti-drilling cock cap 10 is installed with screw 104 in order to ensure safety of the present utility model.For spring 20 can be installed in the lock body with locating, the phenomenon that can occur being shifted not as shown in the figure, also is provided with spring groove 102 at the end face of anti-drilling cock cap 10, and above-mentioned spring 20 1 ends withstand on fixedly on the bit slice 6, and the other end is embedded in the spring groove 102.

Principle of the present utility model is roughly as follows:

Under the effect of the spring 20 on the anti-drilling cock cap 10, do not have the location and can produce relative rolling friction with the fixing little steel ball 52 between the bit slice 6 chip 5.When the key that uses first wife's lockset inserts in the lock core, rotation make do not have the location to chip 5 all to the sign indicating number breach in line, little steel ball 52 falls into does not have the hole of bead 51 of location to chip 5, drive the rotation of lock core cover, make lock pin 7 fall into no locating locking sheet 8, do not have the location to chip 5 to the sign indicating number breach, realize the purpose of unblanking.When the key that uses non-first wife's lockset or other object enter lock core, then can not be in line jagged to chip 5 with the institute of no locating locking sheet 8 there not being the location, little steel ball 52 can't fall into the hole of bead 51, thereby generation skidding, formed Lock cylinder idling, can't open lockset, make it the purpose that reaches antitheft.

Claims

1. the more simple safety idle running of structure is locked, comprise lock body (1) and be installed on lock bridge (2), lock core device, steel ball (3) on the lock body (1), it is characterized in that: described lock core device comprises lock core chip cover (4), do not have the location to chip (5), fixedly bit slice (6), lock pin (7) and some no locating locking sheets (8) and static interlayer sheet (9); Wherein do not have locating locking sheet (8) and static interlayer sheet (9) and be installed on top in the lock core chip cover (4) in regular turn at intervals, do not have the location chip (5) is installed in bottom in the lock core chip cover (4), and on nothing is located chip (5), also be provided with the hole of bead (51), and in the hole of bead (51), be mounted with little steel ball (52); Fixedly bit slice (6) is installed in to be arranged in does not have the lock core chip cover (4) of location to chip (5) bottom surface, and fixedly also is being provided with the pearl groove (61) that matches and act on the hole of bead (51) accordingly on the bit slice (6); Described lock pin (7) is installed on and is positioned at the other position of lock core chip cover (4) side in the lock body (1); Bottom and the corresponding position of lock core chip cover (4) at lock body (1) also are embedded with anti-drilling cock cap (10), and at anti-drilling cock cap (10) and fixedly also be provided with spring (20) between the bit slice (6).

2. according to the more simple safety idle running lock of the described structure of claim 1, it is characterized in that: above-mentioned anti-drilling cock cap (10) is fixedly installed in the bottom of lock body (1) with thread connecting mode, and also is provided with pincers hole (101) in the bottom surface of anti-drilling cock cap (10).

3. according to the more simple safety idle running of the described structure of claim 1 lock, it is characterized in that: be positioned at the position that lock bridge (2) movable end is installed on the above-mentioned lock body (1) and offer the cross-drilled hole (103) that passes straight through to anti-drilling cock cap (10), from this cross-drilled hole (103), anti-drilling cock cap (10) is installed with screw (104).

4. according to the more simple safety idle running of the described structure of claim 1 lock, it is characterized in that: the end face of above-mentioned anti-drilling cock cap (10) also is provided with spring groove (102), above-mentioned spring (20) one ends withstand on fixedly on the bit slice (6), and the other end is embedded in the spring groove (102).