CN108331466B

CN108331466B - Chain lock

Info

Publication number: CN108331466B
Application number: CN201810085280.9A
Authority: CN
Inventors: 林郁宾
Original assignee: RERLLY INDUSTRY Co Ltd
Current assignee: RERLLY INDUSTRY Co Ltd
Priority date: 2018-01-29
Filing date: 2018-01-29
Publication date: 2019-07-05
Anticipated expiration: 2038-01-29
Also published as: CN108331466A

Abstract

The present invention provides a kind of chain lock, it is mainly provided with a lock body, chain slot is equipped in the lock body, one compressed spring is set in the room of the projection seat of the lock body, one lock core base is also set in the room of the projection seat of the lock body, one core is set in the accommodation groove of the lock core base, a connecting seat is set to the lower section of the lock core base, and it is set in the room of the lock body, the attachment base is simultaneously held in the compressed spring, one, which inserts sincere bar the upper end, is arranged in the perforation of the attachment base and plugs in the inserting groove of the core, this is inserted the bottom end of sincere bar and is extended through the through-hole of the lock body, one chain one end is fixedly arranged in one end of chain slot of the lock body by the fixing bolt, the other end of the chain is inserted sincere bar by this and is buckled in the other end of chain slot of the lock body, so, lock article can be facilitated, it is reachable To optimal antitheft effect.

Description

Chain lock

Technical field

The present invention relates to a kind of chain locks, and lock article can be facilitated by particularly relating to one kind, can reach optimal antitheft effect.

Background technique

General chain lock is mainly used for locking article in fixed object, such as: bicycle is locked in pillar On, and the structure of general chain lock 1, as shown in Figure 1, being had and can mutually be locked together by the both ends linking of a chain 10 Lockset 11, and the lockset 11 is combination lock or button padlock, mainly allows the article of locking that can not be moved, it is stolen to prevent article Surreptitiously.However, existing chain lock 1, lockset 11 and chain 10 are separate types, lockset 11 is easy to lose, and the lock of lockset 11 Buckle structure is extremely simple, and burglar is easy to be unbuttoned or be destroyed lockset 11 with tool, therefore anti-theft effect is unsatisfactory.

Summary of the invention

The main object of the present invention is to provide a kind of chain lock, can effectively solve existing chain lock and be deposited when in use The shortcomings that.

Chain lock of the invention includes:

One lock body, the lock body are equipped with a chain slot, and the top surface of the lock body is equipped with one and is connected to the chain First perforation of slot, position that the bottom surface of the lock body corresponds to first perforation are equipped with one second perforation, and one is fixed Bolt is arranged in first perforation and the chain slot and wears in second perforation, and the one end of the fixing bolt is equipped with ring Slot, one positioning be arranged in the lock body second perforation in and be sheathed on the fixing bolt one end on, which is arranged There is a shrinkage pool, an embedding edge for being embedded in the annular groove of the fixing bolt is convexly equipped in the shrinkage pool, it is convex which is equipped with one Seat, the projection seat is interior to be equipped with a room, is equipped with a positioning groove in the room, the diameter of the locating slot is greater than the diameter of the room simultaneously If being arc-shaped, the wall surface of the projection seat is equipped with a fixation hole, which is connected to the room, and a fixed column wears solid into this Determine in hole, the bottom of the room is equipped with a through-hole for being connected to the chain slot, the inner wall of the chain slot of the lock body Position corresponding to the through-hole is equipped with an inserting groove；

One compressed spring, in the room of the projection seat of the lock body；

One lock core base, in the room of the projection seat of the lock body, which is equipped with key hole, the lock core base It is inside equipped with an accommodation groove, which is connected to the accommodation groove, and the wall surface of the accommodation groove is equipped with a limiting slot, the lock core base Wall surface be equipped with one for the fixation column end set into guide groove, a positioning hole, a positioning are additionally provided on the wall surface of the lock core base Steel ball is set into being additionally provided with a dowel hole in the positioning hole, the wall surface of the lock core base, and a positioning pin is inserted in the positioning pin In hole, the bottom surface of the lock core base is equipped with a jack；

One core, if entering in the accommodation groove of the lock core base, the bottom of the core is equipped with a convex body, is equipped with one in the convex body Inserting groove, the wall surface of the convex body are equipped with an arc gap groove, which is connected to the inserting groove, another on the wall surface of the convex body Equipped with a perforation, a fixed pin is arranged in the perforation on the wall surface of the convex body, and the wall surface of the core is equipped with a grooving, a limit A part of position column is set in the grooving, and another part of the limited post is set in the limiting slot of the lock core base；

A connecting seat set on the lower section of the lock core base, and is set in the room of the lock body, which is equipped with one and wears Hole, the perforation inner wall of the attachment base are equipped with an arc section, and the wall surface of the attachment base is equipped with an arc wears groove, the attachment base Bottom be equipped with a jack, a wind spring be set between the attachment base and the lock core base, one end of the wind spring is plugged into the lock core base Jack in, the other end of the wind spring plugs in the jack of the attachment base；

One inserts sincere bar, and the upper end is arranged in the perforation of the attachment base and plugs in the inserting groove of the core, this inserts sincere The bottom end of bar and the through-hole for being extended through the lock body, the upper end for inserting sincere bar are equipped with pillar, which is equipped with a pin hole, The pin hole for inserting sincere bar is plugged for being arranged in the fixed pin of the core, this is inserted sincere bar and is combined as a whole with the core；

One chain, one end are fixedly arranged in one end of chain slot of the lock body, and the other end of the chain is inserted by this Sincere bar is buckled in the other end of chain slot of the lock body.

Chain lock of the invention will not be lost the advantage is that: lock body links together with chain, and whole knot Structure is hidden in inside lock body, is not easy to be destroyed, and no correct key is not easy to unlock, and is had effects that splendid antitheft.

Detailed description of the invention

It is the use schematic diagram of existing chain lock shown in Fig. 1.

It is the three-dimensional combination figure of the embodiment of the present invention shown in Fig. 2.

It is the stereogram exploded view of lockset of the embodiment of the present invention shown in Fig. 3.

It is the stereogram exploded view of chain of the embodiment of the present invention and lockset shown in Fig. 4.

It is the assembled sectional view of lockset of the embodiment of the present invention shown in Fig. 5.

It is another diagrammatic cross-section of lockset of the embodiment of the present invention shown in Fig. 6.

Schematic cross-sectional view when being the locking of lockset of the embodiment of the present invention shown in Fig. 7.

Schematic diagram is used when being locking of the embodiment of the present invention shown in Fig. 8.

Description of symbols: 1 chain lock；10 chains；11 locksets；2 lock bodies；20 chain slots；21 first perforation；22 Second perforation；23 fixing bolts；230 annular grooves；24 positioning sleeves；240 shrinkage pools；241 embedding edge；25 projection seats；250 rooms；251 locating slots； 252 fixation holes；26 fixed columns；27 through-holes；28 inserting grooves；3 compressed springs；4 lock core bases；40 key holes；41 accommodation grooves；42 limits Position slot；43 guide grooves；44 location holes；45 positioning balls；46 dowel holes；47 positioning pins；48 jacks；5 cores；50 convex bodys；51 insert Access slot；52 arc gap grooves；53 perforation；54 fixed pins；55 groovings；56 limited posts；6 attachment bases；60 perforation；61 arc sections；62 arcs Shape wears groove；63 jacks；64 wind springs；640 one end；641 other ends；7 insert sincere bar；70 pillars；71 pin holes；8 chains；80 one end；81 The other end.

Specific embodiment

In relation to the present invention for up to above-mentioned use purpose and effect, used technological means is hereby enumerated preferably feasible Embodiment, and cooperate shown in schema, details are as follows:

The embodiment of the present invention please refers to shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, is mainly provided with a lock body 2, the lockset sheet Body 2 is equipped with a chain slot 20, and the top surface of the lock body 2 is equipped with first perforation 21 for being connected to the chain slot 20, should The position that the bottom surface of lock body 2 corresponds to first perforation 21 is equipped with one second perforation 22, a fixing bolt 23 be arranged in this One perforation 21 and the chain slot 20 are simultaneously worn in second perforation 22, and the one end of the fixing bolt 23 is equipped with annular groove 230, One positioning sleeve 24 set in the lock body 2 second perforation 22 in and be sheathed on the one end of the fixing bolt 23, the positioning Set 24 is equipped with a shrinkage pool 240, and an embedding edge 241 for being embedded in the annular groove 230 of the fixing bolt 23 is convexly equipped in the shrinkage pool 240, The lock body 2 is equipped with a projection seat 25, and a room 250 is equipped in the projection seat 25, is equipped with a positioning groove in the room 250 251, the diameter of the locating slot 251, which is greater than the diameter of the room 250 and sets, to be arc-shaped, and it is solid that the wall surface of the projection seat 25 is equipped with one Determine hole 252, which is connected to the room 250, and a fixed column 26 is worn in the fixation hole 252, the room 250 Bottom is equipped with a through-hole 27 for being connected to the chain slot 20, and the inner wall of the chain slot 20 of the lock body 2 corresponds to should The position of through-hole 27 is equipped with an inserting groove 28；One compressed spring 3, in the room 250 of the projection seat 25 of the lock body 2；One Lock core base 4, in the room 250 of the projection seat 25 of the lock body 2, which is equipped with key hole 40, the lock core base An accommodation groove 41 is equipped in 4, which is connected to the accommodation groove 41, and the wall surface of the accommodation groove 41 is equipped with a limiting slot 42, the wall surface of the lock core base 4 be equipped with one for 26 end of fixed column set into guide groove 43, separately set on the wall surface of the lock core base 4 There is a positioning hole 44, a positioning ball 45 is set in the location hole 44, and a dowel hole is additionally provided on the wall surface of the lock core base 4 46, a positioning pin 47 is inserted in the dowel hole 46, and the bottom surface of the lock core base 4 is equipped with a jack 48；One core 5, if entering In the accommodation groove 41 of the lock core base 4, the bottom of the core 5 is equipped with a convex body 50, is equipped with an inserting groove 51 in the convex body 50, this is convex The wall surface of body 50 is equipped with an arc gap groove 52, which is connected to the inserting groove 51, another on the wall surface of the convex body 50 Equipped with a perforation 53, a fixed pin 54 is arranged in the perforation 53, and the wall surface of the core 5 is equipped with a grooving 55, a limited post 56 a part is set in the grooving 55, and another part of the limited post 56 is set in the limiting slot 42 of the lock core base 4；One connection Seat 6 set on the lower section of the lock core base 4, and is set in the room 250 of the lock body 2, which is equipped with a perforation 60, should 60 inner wall of perforation of attachment base 6 is equipped with an arc section 61, and the wall surface of the attachment base 6 is equipped with an arc wears groove 62, the company The bottom of joint chair 6 is equipped with a jack 63, and a wind spring 64 is set between the attachment base 6 and the lock core base 4, one end of the wind spring 64 640 plug in the jack 48 of the lock core base 4, and the other end 641 of the wind spring 64 plugs in the jack 63 of the attachment base 6；One Sincere bar 7 is inserted, the upper end is arranged in the perforation 60 of the attachment base 6 and plugs in the inserting groove 51 of the core 5, this inserts sincere bar 7 Bottom end and be extended through the through-hole 27 of the lock body 2, which is equipped with pillar 70, which is equipped with One pin hole 71, the pin hole 71 for inserting sincere bar 7 are plugged for being arranged in the fixed pin 54 of the core 5；One chain 8,80 system of one end are solid In one end of the chain slot 20 of the lock body 2, the chain that the other end 81 of the chain 8 is set to the lock body 2 is inserted In the other end of slot 20, in this way, an as chain lock construction.

It when assembling, please refers to shown in Fig. 3~Fig. 5, the perforation 60 that will first insert sincere bar 7 and be arranged in attachment base 6, and sincere bar will be inserted 7 pillar 70 is set in the inserting groove 51 of core 5, and fixed pin 54 is worn the perforation 53 into core 5 and inserts the pin hole of sincere bar 7 71, core 5 is grouped together, then wind spring 64 is sheathed on attachment base 6 with sincere bar 7 is inserted, inserts the other end 641 of wind spring 64 In the jack 63 of attachment base 6, limited post 56 is set in the grooving 55 of core 5, then core 5 is set into lock core base 4 Accommodation groove 41 in, set a part of limited post 56 in the limiting slot 42 of lock core base 4, and one end of wind spring 64 then plugs It is plugged in the pin hole 46 of lock core base 4 in the slot 48 of lock core base 4, then by positioning pin 47, a part of positioning pin 47 is then inserted If entering in the arc wears groove 62 of attachment base 6 and the arc gap groove 52 of core 5, by core 5, attachment base 6 and sincere bar 7 and lock core base are inserted 4 groups are connected in one, separately set positioning ball 45 in the location hole 44 of lock core base 4, a part of the positioning ball 45 is simultaneously set Enter in the arc wears groove 62 of attachment base 6, separately set compressed spring 3 in the room 250 of lock body 2, then by it is above-mentioned with Each component that lock core base 4 is connected with group is set together in the room 250 of lock body 2, and the lower end for inserting sincere bar 7 is made to be extended through pressure In contracting spring 3 and the through-hole 27 for the lock body 2 that stretches through, then fixed column 26 worn in the fixation hole 252 of projection seat 25, is made solid The inner end of fixed column 26 is set in the guide groove 43 of lock core base 4, and lock core base 4 and its component being connected with group are positioned at lock body In 2 room 250, and attachment base 6 is then held in compressed spring 3, separately sets one end 80 of chain 8 into lock body 2 In one end of chain slot 20, then fixing bolt 23 worn into the first perforation 21 into lock body 2, one end 80 of chain 8 and the In two perforation 22, and positioning sleeve 24 is set in the second perforation 22, the embedding edge 241 of positioning sleeve 24 is made to be embedded at fixing bolt 23 In annular groove 230, deviate from fixing bolt 23 will not from the first perforation 21, by the fixing bolt 23 and the positioning sleeve 24 group connect by One end 80 of chain 8 is fixed in the chain slot 20 of lock body 2, and the other end 81 of the chain 8 is then set to the lockset sheet In the other end of the chain slot 20 of body 2, it can be plugged in the other end 81 and inserting groove 28 of chain 8 downwards by sincere bar 7 is inserted, The other end 81 of chain 8 can be positioned in the chain slot 20 of lock body 2, in this way, whole assembling can be completed.

In use, please referring to shown in Fig. 5~Fig. 8, chain 8 of the invention is around on the article to be locked, such as voluntarily On the vehicle frame or wheel of vehicle, then the other end 81 of chain 8 plugged in the chain slot 20 of lock body 2, makes the another of chain 8 One end 81 is aligned with engine interpolating hole 28 and 27 position of through-hole (as shown in Figure 5) of lock body 2, then by the lock core base 4 of evagination to lock Has indentation in the projection seat 25 of ontology 2, lock core base 4 drives core 5, wind spring 64, attachment base 6 and inserts sincere bar 7 and move down, and will compression Spring 3 is pressed, and compressed spring 3 is made to be resilient compressive state, and is arranged in the through-hole 27 of lock body 2 and is inserted sincere bar 7 Lower end then wears the other end 81 of chain 8 and plugs in the chain slot 20 and inserting groove 28 of lock body 2, by core When seat 4 pushes, the positioning ball 45 in the location hole 44 of lock core base 4 then moves down therewith, and is located at the locating slot of lock body 2 In 251, it can not be rotated due to lock core base 4 is limited by fixed column 26, therefore when wind spring 64 is resilient reply, the other end 641 is then Attachment base 6 is driven and is rotated, and because attachment base 6 is equipped with arc wears groove 62, positioning pin 47 is located in the arc wears groove 62, therefore even Joint chair 6 is driven by wind spring 64 when rotating, and core 5 and is inserted sincere bar 7 and will not be then driven, and attachment base 6 is by the elasticity of wind spring 64 It replys under driving, arc wears groove 62 is then detached from 44 position of location hole corresponding with lock core base 4, makes the outside wall surface of attachment base 6 The positioning ball 45 in the location hole 44 of lock core base 4 is supported, positioning ball 45 is pushed outward, the one of positioning ball 45 Then outer move is embedded to (as shown in Figure 6) in the locating slot 251 in the projection seat 25 of lock body 2, in this way, lock can be completed for part One end 80 of chain 8 is fixed on the chain slot 20 of lock body 2 by fixing bolt 23 and positioning sleeve 24 by movement, the present invention It is interior, it is another to be embedded positioning by positioning ball 45, and the eye-splice of sincere bar 7 is inserted, the lock that the other end 81 of chain 8 can be consolidated In in the chain slot 20 of lock body 2 (as shown in Figure 7, Figure 8), lock structure of the invention, burglar can not be learnt by appearance Its internal buckle structure, therefore optimal antitheft effect can be actually reached；When to be unbuttoned, it is only necessary to be plugged with key (not shown) Enter in the key hole 40 of lock core base 4, go deep into key in core 5, when driving core 5 to rotate with key, core 5 simultaneously relies on solid Rationed marketing 54 rotates come the seat 6 that is connected, and when attachment base 6 rotates, attachment base 6 then drives wind spring 64 to be resilient twisting states, The arc wears groove 62 of attachment base 6 is then corresponding with the location hole 44 of lock core base 4 again, is embedded at the locating slot 251 of lock body 2 Interior positioning ball 45 is then able to that the circular arc along locating slot 251 is inward-facing to be pushed away because no longer being supported by the outside wall surface of attachment base 6 It moves in the arc wears groove 62 of attachment base 6, in the no longer embedding locating slot 251 for being held in lock body 2, and is set to lock body simultaneously Compressed spring 3 in 2 room 250 is then resilient reply for 4 upward pushing tow (as shown in Figure 5) of attachment base 6 and lock core base, makes to lock The top of heart seat 4 protrudes out outside lock body 2, inserts the inserting groove that sincere bar 7 then moved up and be detached from lock body 2 with lock core base 4 28 and chain 8 the other end 80, chain 8 can then take out from the chain slot 20 of lock body 2, unbutton in this way, can be completed Movement, the present invention is very convenient in use, for the locating location of any article, has effects that splendid antitheft.

Described above to be merely exemplary for the purpose of the present invention, and not restrictive, those of ordinary skill in the art understand, Without departing from the spirit and scope defined by the claims, can many modifications may be made, variation or equivalent, but will all fall Enter within protection scope of the present invention.

Claims

1. a kind of chain lock, it is characterized in that including:

One lock body, the lock body are equipped with a chain slot, and the top surface of the lock body is connected to the chain equipped with one and inserts First perforation of slot, the position that the bottom surface of the lock body corresponds to first perforation are equipped with one second perforation, and a fixing bolt is worn Set on first perforation and the chain slot and wearing in second perforation, the one end of the fixing bolt is equipped with annular groove, and one Positioning be arranged in the second perforation of the lock body and be sheathed on the fixing bolt one end on, which is equipped with one recessed Hole is convexly equipped with an embedding edge for being embedded in the annular groove of the fixing bolt in the shrinkage pool, which is equipped with a projection seat, this is convex It is equipped with a room in seat, is equipped with a positioning groove in the room, the diameter of the locating slot is greater than the diameter of the room and is in circular arc The wall surface of shape, the projection seat is equipped with a fixation hole, which is connected to the room, and a fixed column is worn in the fixation hole, The bottom of the room is equipped with a through-hole for being connected to the chain slot, and the inner wall of the chain slot of the lock body corresponds to should The position of through-hole is equipped with an inserting groove；

One compressed spring, in the room of the projection seat of the lock body；

One lock core base, in the room of the projection seat of the lock body, which is equipped with key hole, sets in the lock core base There is an accommodation groove, which is connected to the accommodation groove, and the wall surface of the accommodation groove is equipped with a limiting slot, the wall of the lock core base Face be equipped with one for the fixation column end set into guide groove, be additionally provided with a positioning hole, a positioning ball on the wall surface of the lock core base If entering the positioning hole, a dowel hole is additionally provided on the wall surface of the lock core base, a positioning pin is inserted in the dowel hole, The bottom surface of the lock core base is equipped with a jack；

One core, if entering in the accommodation groove of the lock core base, the bottom of the core is equipped with a convex body, is equipped with a grafting in the convex body The wall surface of slot, the convex body is equipped with an arc gap groove, which is connected to the inserting groove, is additionally provided on the wall surface of the convex body One perforation, a fixed pin are arranged in the perforation on the wall surface of the convex body, and the wall surface of the core is equipped with a grooving, a limited post A part be set in the grooving, another part of the limited post is set in the limiting slot of the lock core base；

A connecting seat set on the lower section of the lock core base, and is set in the room of the lock body, which is equipped with a perforation, The perforation inner wall of the attachment base is equipped with an arc section, and the wall surface of the attachment base is equipped with an arc wears groove, the attachment base Bottom is equipped with a jack, and a wind spring is set between the attachment base and the lock core base, and one end of the wind spring is plugged into the lock core base In jack, the other end of the wind spring is plugged in the jack of the attachment base；

One inserts sincere bar, and the upper end is arranged in the perforation of the attachment base and plugs in the inserting groove of the core, this inserts sincere bar Bottom end is extended through the through-hole of the lock body, which is equipped with pillar, which is equipped with a pin hole, this inserts sincere The pin hole of bar is plugged for being arranged in the fixed pin of the core, this is inserted sincere bar and is combined as a whole with the core；

One chain, one end are fixedly arranged in one end of chain slot of the lock body, and the other end of the chain inserts sincere bar by this It is buckled in the other end of chain slot of the lock body.