CN2682167Y

CN2682167Y - Locking mechanism of single fastener lock

Info

Publication number: CN2682167Y
Application number: CN 200420001037
Authority: CN
Inventors: 曾彩凤
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-01-13
Filing date: 2004-01-13
Publication date: 2005-03-02
Anticipated expiration: 2014-01-13

Abstract

The utility model provides the locking mechanism of a single fastener lock. The single fastener lock comprises a lock body and a fender member. The interior of the lock body is provided with a locking mechanism locked on one end of the fender member; wherein, the locking mechanism comprises a lock hole, a lock core groove, a conducting hole, an ejecting device, a steel ball, a lock core structure, and a twisting spring; the lock hole is used to contain one end of the fender member, and the lock core groove is adjacent to the lock hole; the conducting hole is communicated with the lock hole and the lock core groove; the ejecting device is arranged in the lock hole and used for ejecting the fender member; the steel ball, the lock core structure, and the twisting spring are arranged in the lock core groove, controlling the opening a the closing of the fender member.

Description

The locked mechanism of single padlock

Technical field

The utility model relates to the lockset of single padlock, refers to a kind of position of controlling a steel ball especially, to pin or to discharge by the locked mechanism of single padlock of snap close thing.

Background technology

People are for safety, thus the invention lockset protecting one's own precious article, yet the kind of lockset must be put into different categories and make and produce according to the difference of demands of individuals, for example automotive lock, locomotive lock, theftproof lock or the like.

For strengthening the function of lockset, the dealer generally can use than multicompartment and complicated mechanism and prevent the burglar; Yet the too complicated mechanism of utilization also can increase cost and difficult assembling, moreover this lockset also can break down easily because of the long-term wearing and tearing of using of part, so that trouble is made in generation and application life is not long.

Design with a kind of locked mechanism of single padlock, announce case No. 510408 as Taiwan, it comprises a lock body, a core, a latch lever, a clamping rod, reaches a U-shape lock bar, this latch lever is a scalariform body of rod, with this U-shape lock bar that locks, and this clamping rod is the bar piece of a fixture block and pushing block handing-over, with clip or discharge this latch lever, this core front end has one to drive piece, to control this latch lever; Another kind is announced case No. 489897 as Taiwan, it is characterized in that the trace in this interlock hole, and the draw-in groove that the slide block of this core body of mat is controlled this trace moves, and then reaches the snap close state.

Yet, the material of general lockset mostly is mild alloy greatly, as zinc, aluminium alloys, therefore, above-mentioned latch components such as latch lever, clamping rod and slide block etc. all can be because of the long-term mutual wearing and tearing defective couplings that uses, and then cause snap close displacement to produce error or latch components distortion, this latch components is slided have some setbacks or block etc., above-mentioned factor all can influence its snap close function and application life.

Summary of the invention

The purpose of this utility model is to provide the locked mechanism of a kind of mechanism single padlock simple, that assembling and mar proof are strong easily.

The locked mechanism of a kind of single padlock of the present utility model, this list padlock comprises a lock body and a block piece, and this block piece has first end of being located at the lock body primary importance, second end that reaches the insertion lock body second place, and this second end has a recess; It is characterized in that: this locked mechanism comprises:

One lockhole is located on this lock body second end with ccontaining block piece;

One core groove adjacent to this lockhole, and has first space and second space that is connected;

One via is located on the lock body, to be communicated with first space of this lockhole and core groove;

One liftout attachment is located in the lockhole, to eject second end of this block piece;

One steel ball places in first space versatilely;

One lock core structure places in the core groove, comprises a body and a shifting block, and this body is clogged in second space, and this shifting block protrudes out to first space, pushes against in this via to control this steel ball, and partly embeds the recess of second end of this block piece; And

One torsionspring, one end are fixed on this body, and the other end is fixed on this shifting block.Wherein:

This mechanism comprises that more a pad pad places on the body of this lock core structure, to separate first space and second space.

These pad central authorities wear a trepanning that can pass through for the shifting block of this lock core structure.

This liftout attachment comprises a jacking block, a compression spring, and this jacking block bottom containing hole that sets to the concave, this jacking block are concaved with an elongated slot that is parallel to this lockhole center line, are complementary with a restrictions, and slide onto via along this restrictions.

This restrictions is a steady pin, and an end of this steady pin is located at the lockhole hole wall, and the other end penetrates in this elongated slot.

This jacking block bottom surface be concaved with one can ccontaining compression spring containing hole.

Bottom in this lockhole is provided with the voltage supply projection that spring places that contracts.

Because the utility model utilization steel ball is as latch components, its abrasion resistance far exceeds the mild alloy assembly in known techniques, the hardness of this steel ball and mellow and full degree are difficult for blocking when mobile again, and can make the snap close end snap close, discharge comparatively smooth, and structure is comparatively simple, assembling, and long service life easily.

Description of drawings

Fig. 1 is stereo appearance figure of the present utility model.

Fig. 2 is partial sectional view of the present utility model.

Fig. 3 is three-dimensional part section exploded view of the present utility model.

Fig. 4 is the part section vertical view of the utility model snap close state.

Fig. 5 is the part section front elevation drawing of the utility model snap close state.

Fig. 6 is the part section vertical view of the utility model unlocking condition.

Fig. 7 is the part section front elevation drawing of the utility model unlocking condition.

The specific embodiment

For the utility model content, structure, feature are had further understanding and understanding, existing conjunction with figs. and

Embodiment is described as follows:

Be that example further specifies the utility model now with a kind of U type list padlock.

Consult Fig. 1, a kind of U type list padlock comprises a lock body 2 and a block piece 1, and this block piece 1 has first end 11 of being located at lock body 2 primary importances 21, second end 12 that reaches insertion lock body 2 second places 22, and this second end 12 has a recess 13.

Consult shown in Fig. 2,3, this locked mechanism comprises:

One lockhole 3 is located on the lock body 2, with second end 12 of ccontaining block piece 1;

One core groove 4 is located on the lock body 2, adjacent to this lockhole 3, and has first space 41 and second space 42 that is connected;

One via 5 is located on the lock body 2, to be communicated with first space 41 of this lockhole 3 and core groove 4;

One liftout attachment 6, be located in the lockhole 3, to eject second end 12 of block piece 1, this liftout attachment 6 comprises a jacking block 61, a compression spring 62, these jacking block 61 bottoms containing hole 612 that sets to the concave, should compress spring 62 with ccontaining, this jacking block 61 more is concaved with an elongated slot 611 that is parallel to these lockhole 3 center lines, be complementary with a restrictions 31, and slide onto via 5 along this restrictions 31, this restrictions 31 can be a steady pin, and an end of this steady pin is located on the hole wall of lockhole 3, and the other end penetrates in the elongated slot 611;

One projection 32 is located at the bottom in the lockhole 3, for placing this compression spring 62;

One steel ball 8 places in first space 41 versatilely;

One lock core structure 7 is arranged in this core groove 4, and it comprises a body 71 and a shifting block 72, this body 71 is clogged in second space 42, this shifting block 72 convexedly stretches in first space 41, and rotates together with key, makes this shifting block 72 turn to a lockset position of coupler from a locked position of coupler; And

One torsionspring 74, one end are fixed on this body 71, and the other end is fixed on this shifting block 72, wherein, when this shifting block 72 when a locked position of coupler goes to a lockset position of coupler, this torsionspring 74 savings one twisting resistance makes this shifting block 72 involution automatically to locked position of coupler.

As shown in Figure 3, this locked mechanism comprises that more a pad 73 pads place on the body 71 of this lock core structure 7, these pad 73 central authorities can wear a trepanning 75, shifting block 72 for lock core structure 7 passes through, this pad 73 not only can separate out first space 41 and second space 42 particularly, and this steel ball 8 is moved in first space 41 smooth-goingly.

Consult Fig. 4,5, for locked mechanism is in the figure of a snap close state, second end 12 of this block piece 1 inserts in these lockholes 3, and makes this liftout attachment 6 move down, the compression spring 62 savings one top power of this liftout attachment 6; 72 of this shifting blocks are in locked position of coupler, and this steel ball 8 is pushed against in this via 5, make these steel ball 8 parts by this via 5, and embed in the recess 13 of this block piece 1 second end 12, make second end 12 of this block piece 1 can't recess this lockhole 3.

Consult Fig. 6,7, otherwise locked mechanism of the present utility model is in a unlocking condition.This shifting block 72 is gone to lockset position of coupler by key, and this torsionspring 74 is put aside a twisting resistance because of the rotation of shifting block 72.The more important thing is that the pushing and pressing that this shifting block 72 is removed this steel ball 8 make steel ball 8 can recess the recess 13 of block piece 1 second end 12; At this moment, 62 on the compression spring of this liftout attachment 6 disengages top power, second end 12 of block piece 1 is ejected lockhole 3, make the jacking block 61 of this liftout attachment 6 be subject to this restrictions 31 and only can be moved to via 5 places, make this steel ball 8 be subjected to stopping of this jacking block 61 and can't protrudingly be exposed in the lockhole 3 along the inwall of lockhole 3; In addition, the twisting resistance of this torsionspring 74 can't make shifting block 72 involutions to locked position of coupler, and make this shifting block 72 only can push against this steel ball 8 to jacking block 61 because of this steel ball 8 is subjected to stopping of this jacking block 61.

So, second end, 12 these lockholes 3 of insertion when block piece 1, and when making this jacking block 61 leave this via 5 with moving down, 61 releasing stopping of this jacking block to this steel ball 8, make the twisting resistance of this torsionspring 74 must be, and this steel ball 8 is pushed against in this via 5, and embed in the recess 13 of block piece 1 second end 12 for this shifting block 72 involution automatically to locked position of coupler, make second end 12 can't recess lockhole 3, make this locked mechanism be in the snap close state.

In sum, more than only be a preferred embodiment of the present utility model, can not limit practical range of the present utility model with this, the equalization of doing according to the utility model changes and modifies generally, all should be encompassed in the scope of this claim.

Claims

1, a kind of locked mechanism of single padlock, this list padlock comprises a lock body and a block piece, and this block piece has first end of being located at the lock body primary importance, second end that reaches the insertion lock body second place, and this second end has a recess; It is characterized in that: this locked mechanism comprises:

One steel ball places in first space versatilely;

One torsionspring, one end are fixed on this body, and the other end is fixed on this shifting block.

2, according to the locked mechanism of the described single padlock of claim 1, it is characterized in that: this mechanism comprises that more a pad pad places on the body of this lock core structure, to separate first space and second space.

3, according to the locked mechanism of the described single padlock of claim 2, it is characterized in that: these pad central authorities wear a trepanning that can pass through for the shifting block of this lock core structure.

4, according to the locked mechanism of the described single padlock of claim 1, it is characterized in that: this liftout attachment comprises a jacking block, a compression spring, a containing hole sets to the concave bottom this jacking block, this jacking block is concaved with an elongated slot that is parallel to this lockhole center line, be complementary with a restrictions, and slide onto via along this restrictions.

5, according to the locked mechanism of the described single padlock of claim 4, it is characterized in that: this restrictions is a steady pin, and an end of this steady pin is located at the lockhole hole wall, and the other end penetrates in this elongated slot.

6, according to the locked mechanism of the described single padlock of claim 4, it is characterized in that: this jacking block bottom surface be concaved with one can ccontaining compression spring containing hole.

7, according to the locked mechanism of the described single padlock of claim 6, it is characterized in that: the bottom in this lockhole is provided with the voltage supply projection that spring places that contracts.