CN101748933B

CN101748933B - Padlock capable of being fixed at door lock

Info

Publication number: CN101748933B
Application number: CN200810186082A
Authority: CN
Inventors: 杨耀坤
Original assignee: Shopin Lock Co Ltd
Current assignee: Shopin Lock Co Ltd
Priority date: 2008-12-22
Filing date: 2008-12-22
Publication date: 2012-09-05
Anticipated expiration: 2028-12-22
Also published as: CN101748933A

Abstract

The invention relates to a padlock capable of being fixed at a door lock. The padlock comprises a lock shell and a coded lock group that is arranged in the lock shell, wherein the lock shell is provided with a fixing hole used for installing the door lock; when the coded lock group is in the unlocking state, a locking piece of the coded lock group can be separated from a fixing part of the lock shell, so that a front lock cover of the lock shell can pivot relatively to a rear lock cover of the lock shell, and a containing room is in opening state; at the moment, a key hole of the door lock is exposed out, so that a key can be inserted into the key hole to unlock the door lock; when the coded lock group is in the closed state, the locking piece of the coded lock group is connected with the fixing part of the lock shell, so that the front lock cover of the lock shell can not pivot relatively to the rear lock cover of the lock shell, and the containing room is in the closed state; at the moment, the key hole of the door lock can not be exposed out, so as to prevent non-transparent colloid from being poured, thereby achieving the aim of improving the home safety.

Description

Can be fixed in the padlock of door lock

Technical field

The present invention is relevant with lockset, particularly relates to a kind of padlock that is fixed in door lock.

Background technology

Lockset can generally be divided into two kinds of coded lock and key locks, and coded lock needs to import specific cryptosystem through the user and just can be unlocked, key lock then be must it is corresponding key insert its keyhole and just can be unlocked.

The door lock at general household gate all is to use key lock mostly, and after the user went home, the keyhole that key is inserted door lock also rotated, and can the gate be opened.

Yet, recently often there is unworthy people deliberately seccotine or three seconds glue isocolloids to be injected keyhole, cause keyhole to be plugged and can't supply key to insert, the door lock that causes the user more to renew could get in the family; Even the unworthy people who has soon the solid chemical colloid of rapid-curing cutback pour in the keyhole, treat chemical colloid solidify after with reproducible one-tenth key commit theft so that get into the household.

Summary of the invention

The object of the present invention is to provide a kind of padlock, it can be fixed on the door lock, is poured not clear colloid in order to the keyhole of avoiding door lock, to increase household's safety.

For reaching above-mentioned purpose, padlock provided by the present invention includes a lock shell and a coded lock group.This lock shell has the back locking closure and that locking closure, before is hubbed at this preceding locking closure and is formed at this preceding locking closure and a room between the locking closure afterwards, and wherein this back locking closure has at least one fixed part and in order to the fixing fixing hole of door lock; This coded lock is mounted on the preceding locking closure of this lock shell and is arranged in this room, and has portable plate and at least one lock dog that is connected this fixed part separably that a plurality of cipher wheel, connect these a plurality of cipher wheel.

When these a plurality of cipher wheel dial to proper password and are unlocking condition; This portable plate is this lock dog beat and let this lock dog can break away from this fixed part relatively; Make this preceding locking closure this back locking closure pivot relatively, the user of this moment can insert key in the keyhole of door lock; When these a plurality of cipher wheel dial to bad password and are blocking; This this lock dog of portable plate block and let this lock dog connect this fixed part; Make this preceding locking closure this back locking closure pivot relatively; The door lock of this moment is arranged in this room and keyhole can not be exposed, and reaches the object of the invention really to avoid being poured not clear colloid.

Description of drawings

Fig. 1 is the stereogram of the present invention's first preferred embodiment.

Fig. 2 is the three-dimensional exploded view of the present invention's first preferred embodiment.

Fig. 3 is the partial sectional view of the present invention's first preferred embodiment, and main display password lock group is blocking.

Fig. 4 is the side view cutaway drawing of the present invention's first preferred embodiment, and main display password lock group is unlocking condition.

Fig. 5 is an elevation, show that mainly the present invention's first preferred embodiment is installed on the door lock, and the coded lock group is unlocking condition.

Fig. 6 is Fig. 5 roughly the same, but main display password lock group is blocking.

Fig. 7 is the sectional perspective exploded view of the present invention's second preferred embodiment.

Fig. 8 is the partial elevation view of the present invention's second preferred embodiment, mainly shows the state after latch hook is opened.

[critical element symbol description]

" first embodiment "

Padlock 10 lock shells 20

Preceding locking closure 22 perforates 221

Back locking closure 24 fixing holes 242

244 fixed parts 246 of boring a hole

Caulking groove 248 embedding holes 25

Room 26 sheaths 28

Projection 282 coded lock groups 30

Holder 32 chutes 322

Lock dog 34 interlocking ends 342

Cipher wheel 36 portable plates 38

Door-plate 40 door locks 42

Keyhole 422 screws 44

" second embodiment "

Padlock 50 back locking closures 52

Room 54 cipher wheel 56

Latch hook 60 articulated sections 62

Hook part 64 grooves 642

Jam plate 70 elongated slots 72

Control member 80 clicking sections 82

Location division 84 positioning ends 842

The specific embodiment

Now cooperate the graphic following preferred embodiment of enumerating, in order to structure of the present invention and effect are elaborated.

See also Fig. 1 and Fig. 2, be the padlock 10 that the present invention's first preferred embodiment is provided, include a lock shell 20 and a coded lock group 30.

Lock shell 20 has the back locking closure 24 that a preceding locking closure 22 and is hubbed at preceding locking closure 22, forms out a room 26 between locking closure 22 and the back locking closure 24 before making, but paper supply bar or other little article are placed.Preceding locking closure 22 has four and is communicated with perforates 221 extraneous and room 26; Back locking closure 24 has a fixing hole 242, a plurality of perforation 244 and a pair of fixed part 246; Wherein fixing hole 242 can entangle door lock 42 just; Each is bored a hole and 244 can supply a spiral shell 44 to wear, and back locking closure 24 can be fixed on the door-plate 40 through these a plurality of screws 44, and is as shown in Figure 5; And each fixed part 246 by back locking closure 24 forward the direction of locking closure 22 extend, and have a caulking groove 248 in its end.In addition, lock shell 20 also has a sheath 28, and sheath 28 covers at back locking closure 24, and utilizes two projections 282 to embed in the two embedding holes 25 of back locking closure 24, in order to be fixed in back locking closure 24, avoids back locking closure 20 directly to contact with door-plate 40.What deserves to be mentioned is that the mode that lock shell 20 is fixed in door-plate 40 is not limited to use spiral shell 44, as long as can be fixed in door-plate 40.

Please cooperate and consult Fig. 3, locking closure 22 and be arranged in room 26 before coded lock group 30 utilizes a holder 32 to be fixed in, and have a pair of lock dog 34, four cipher wheel 36 and portable plates 38.These a plurality of lock dogs 34 are located in two chutes 322 of holder 32, and respectively have an interlocking end 342, and each interlocking end 342 can embed in the caulking groove 248 of fixed part 246 of back locking closure 24; These a plurality of cipher wheel 36 are stirred to make things convenient for the user outside partly being revealed in through the perforate 221 of preceding locking closure 22; Portable plate 38 connects these a plurality of cipher wheel 36, makes portable plate 38 can receive driving and these a plurality of lock dog 34 swings relatively of these a plurality of cipher wheel 36.When portable plate 38 blocks during in this a plurality of lock dog 34, the interlocking end 342 of these a plurality of lock dogs 34 is embedded in the caulking groove 248 of back locking closure 24, before making locking closure 22 relatively back locking closure 24 pivot and be blocking; When portable plate 38 produce beats and not block in these a plurality of lock dogs 34; As shown in Figure 4; These a plurality of lock dogs 34 can slippage in these a plurality of chutes 322; Make the interlocking end 342 of these a plurality of lock dogs 34 can break away from the caulking groove 248 of back locking closure 24, the preceding locking closure 22 of this moment back locking closure 24 relatively pivots and is unlocking condition.

When the user gets back to the household and will open door lock 42; At first stir these a plurality of cipher wheel 36 to correct password, make portable plate 38 produce beats and leave between these a plurality of lock dogs 34, the user of this moment can the application of force outwards draw back preceding locking closure 22; As shown in Figure 5; Let room 26 be opened state, let simultaneously outside door lock 42 is revealed in, open door lock 42 so that the user inserts key in the keyhole 422.

On the other hand, to leave the household and after locking door lock 42, preceding locking closure 22 is covered as the user; The interlocking end 342 of coded lock group 30 is embedded in the caulking groove 248 of back locking closures 24, and stirs arbitrary cipher wheel 36, make portable plate 38 produce beats and block between these a plurality of lock dogs 34; The preceding locking closure 22 of this moment can't be drawn back; Let room 26 be the state of sealing, also let door lock 42 covered simultaneously and outside can not being revealed in by preceding locking closure 22, as shown in Figure 6.

Thus, padlock of the present invention can effectively be protected household's door lock, avoids the keyhole of door lock to be poured not clear colloid, to promote household's safety; In addition, when room was opened state, the user can be positioned over paper slip or other little article in the room, to convey a message to other household.

Please consult Fig. 7 again, be the padlock 50 that the present invention's second preferred embodiment is provided, its primary structure and the foregoing description are roughly the same, but its difference is:

Present embodiment also includes a latch hook 60, a jam plate 70 and a control member 80.Latch hook 60 has an articulated section 62 is connected articulated section 62 with one hook part 64; Wherein articulated section 62 is hubbed at back locking closure 52 and can be along itself axially back locking closure 52 upper and lower displacement relatively; And the end of hook part 64 can be embedded or leave back locking closure 52 through the axial displacement of articulated section 62, and the end of hook part 64 has a groove 642; Jam plate 70 is located at back locking closure 52, and has an elongated slot 72; Control member 80 be embedded at jam plate 70 elongated slot 72 and can be along elongated slot 72 move left and right, and have a clicking section 82 and a location division 84, location division 84 has a positioning end 842, can be sticked in the groove 642 of hook part 64.

The padlock 50 of present embodiment also can be used as general padlock and uses except the function with the foregoing description.In the time will opening latch hook 60; Then be earlier to let room 54 be opened state through stirring these a plurality of cipher wheel 56, then again towards right clicking section 82 of stirring control member 80, the groove 642 that forces the positioning end 842 of the location division 84 of control member 80 to break away from the hook part 64 of latch hooks 60; As shown in Figure 8; Thus, the user can the application of force upwards spur latch hook 60, to reach the purpose of opening latch hook 60.

The present invention takes off disclosed composed component among the embodiment in preceding, is merely to illustrate, and be not the scope that is used for limiting this case, the alternative or variation of other equivalence element, the claim that also should be this case contains.

Claims

1. the padlock that can be fixed in door lock is characterized in that, includes:

One lock shell has back locking closure and that locking closure, before is hubbed at this preceding locking closure and is formed at this a preceding locking closure and a back room between the locking closure, and wherein this back locking closure has at least one fixed part and in order to fix the fixing hole of this door lock; And

One coded lock group; Be located at the preceding locking closure of this lock shell and be arranged in this room; And have a portable plate and at least one lock dog that is connected this fixed part separably that a plurality of cipher wheel, connect these a plurality of cipher wheel, when these a plurality of cipher wheel are unlocking condition, this portable plate is this lock dog beat and let this lock dog can break away from this fixed part relatively; Make this preceding locking closure this back locking closure pivot relatively; When these a plurality of cipher wheel are blocking, this this lock dog of portable plate block and let this lock dog connect this fixed part makes this preceding locking closure can't relatively should back locking closure pivot.

2. the padlock that is fixed in door lock as claimed in claim 1 is characterized in that, respectively this fixed part of the back locking closure of this lock shell has a caulking groove, and respectively this lock dog of this coded lock group has an interlocking end, and these a plurality of interlocking ends are embedded in these a plurality of caulking grooves.

3. the padlock that is fixed in door lock as claimed in claim 1 is characterized in that, also includes a latch hook, a jam plate and a control member; This latch hook has an articulated section is connected this articulated section with one hook part, and this articulated section is hubbed at this lock shell and along itself axially relatively this lock shell displacement, this hook part is embedded or leaves this lock shell through the axial displacement of this articulated section, and has a groove; This jam plate is located at the back locking closure of this lock shell; This control member is located at this jam plate movably, and has a positioning end, and this positioning end embeds or leave the groove of the hook part of this lock shell through the displacement of this control member.

4. the padlock that is fixed in door lock as claimed in claim 3 is characterized in that this jam plate has an elongated slot, and this control member is sticked in this elongated slot, and has a clicking section and a location division, and this location division has this positioning end.

5. the padlock that is fixed in door lock as claimed in claim 1 is characterized in that, this lock shell also has a sheath, and this sheath covers at the trailing flank of this back locking closure.