TWM591558U - Connecting lock - Google Patents

Abstract

This creation is to provide a connection lock, which is mainly provided with a first connecting rod, a lock core seat, a lock core, a linking member, a fixing member, a second connecting rod and several intermediate connecting rods. One end of the first connecting rod is provided with a lock body, the lock core seat is disposed in the accommodating groove of the lock body, a brake rod is provided in a concave hole of the lock core seat, and the brake rod is provided for being inserted into the lock rod body In the insertion hole of the second connecting rod, the lock core is disposed in the lock groove of the lock socket, the linking member is disposed at the bottom of the lock socket, and the fixing member is disposed below the link , The plug end of the second connecting rod is inserted into the accommodating groove of the lock body of the first connecting rod, and two positioning steel balls are provided in the steel ball holes on the plug portion of the second connecting rod, the The positioning steel ball is set in the buckle ring groove of the lock body, and the middle connecting rods are connected between the first connecting rod and the second connecting rod. In this way, the lock body by the first connecting rod The interlocking buckle with the insertion part of the second connecting rod can conveniently position the buckle of the item in a position, and can achieve the best anti-theft effect.

Description

Link lock

This creation is about a kind of connection lock, especially refers to a kind of anti-theft function that can achieve the best lock object.

Press, general locks are mainly used to lock items on fixed objects to prevent thieves from stealing items at random, for example: use a chain lock to lock a bicycle or cart to a post, and the structure of a general chain lock , The two ends of a chain are connected with locks that can be locked together, and the lock is a check lock or a buckle padlock, which can prevent the locked items from being moved and prevent the items from being stolen: Ran, In the conventional chain lock, the lock and the chain are separated. The lock is easy to lose. The lock structure of the general lock is very simple. The thief can easily unlock or destroy the lock with a tool, so the anti-theft effect is not ideal.

The main purpose of this creation is to provide a link lock, which can effectively solve the shortcomings existing in the use of conventional locks.

The link lock of this creation includes: A first connecting rod, one end of the first connecting rod is provided with a lock body, the lock body is provided with an accommodating groove in the accommodating groove, and a snap ring groove is arranged in the accommodating groove, and an outer side of the snap ring groove is provided with a A plug hole, a key insertion hole is provided on the wall surface of the lock body, and a connection portion is provided on the other end of the first connection rod; A lock core seat is provided in the accommodating groove of the lock body, the bottom of the lock core seat is provided with all faces, one end of the cut surface is provided with a positioning insertion groove, and the other end of the cut surface is provided with a groove and the recess There is another concave hole in the groove, a brake rod is set in the concave hole, the brake rod is provided with an inset ring groove, and the lock core seat is provided with a lock core groove connected to the cutting plane, the lock There is a limit slot on the heart slot; A lock core is installed in the lock groove of the lock seat and in the accommodating groove of the lock body. A positioning protrusion is provided on one side of the lock core, and the positioning protrusion system is provided on the lock core. In the limit groove of the lock core seat, a key hole is provided on the lock core, the lock core is provided with a rotating body corresponding to the other side of the key hole, and a linkage block is provided on the rotating body of the lock core. The linking block is provided with a positioning insertion groove matched with the rotating body, and a bottom of the linking block is provided with a linking convex body; A linking member is provided below the cut surface of the bottom of the lock core seat and is disposed in the accommodating groove of the lock body. The linking member is provided with a through hole into which the linking protrusion of the linking block is provided. The linking member extends upward to provide a buckle piece, the buckle piece is disposed in the groove of the lock core seat, and the buckle piece is provided with a notch for interlocking with the inward ring groove of the brake rod; A fixing part is arranged under the linking part and is arranged in the accommodating groove of the lock body. The fixing part is provided with a concave surface, and one end of the fixing part is protruded with a socket for embedding on the lock core seat The positioning inlay in the positioning inlay groove, the other end of the fixing member extends upwards with a limiting piece, the limiting piece is also provided in the groove of the lock seat, and the limiting piece is provided with a brake rod Gap of penetration A second connecting rod, one end of which is inserted into the accommodating groove of the lock body; one end of the second connecting rod is provided with an inserting part; an end of the inserting part is provided with an inserting hole; A steel ball hole connected to the insertion hole is provided on the wall surface of the part, two positioning steel balls are respectively inserted into the steel ball hole from the two ends of the steel ball hole, and the other end of the second connecting rod is provided with a connecting part; The middle connecting rods are connected to each other between the first connecting rod and the second connecting rod. The two ends of the middle connecting rods are respectively provided with connecting parts for buckling with each other.

The advantage of the connection lock in this creation is that: by connecting several connecting rods, and at both ends of the lock body are respectively provided with a lock body and a plug-in part, it is convenient for the positioning of the lock, and it will not be lost, and the overall lock structure They are all hidden inside the lock body, which is not easy to be damaged, and it is not easy to unlock without the correct key, and has excellent anti-theft effect.

Regarding the creation of the above-mentioned use purpose and effect, the technical means adopted here are the best and feasible embodiments, and in conjunction with the drawings, the details are as follows:.

For the embodiment of this creation, please refer to the first to third figures, which mainly include: a first connecting rod 1, one end of the first connecting rod 1 is provided with a lock body 10, and a lock body 10 is provided in the lock body 10 The accommodating groove 11 is provided with a buckle ring groove 12 in the accommodating groove 11, an insertion hole 13 is provided on the outer side of the buckle ring groove 12, and a key insertion hole 14 is provided on the wall surface of the lock body 10, the first A connecting portion 15 is provided at the other end of a connecting rod 1; a lock core seat 2 is disposed in the accommodating groove 11 of the lock body 10, and a bottom 20 is provided at the bottom of the lock core base 2 A positioning insertion groove 21 is provided at one end, a groove 22 is provided at the other end of the cut surface 20, a concave hole 23 is further provided in the groove 22, a brake rod 24 is provided in the concave hole 23, the brake rod 24 An inlay ring groove 240 is provided on the lock core base 2 is provided with a lock core groove 25 connected to the cutting plane 20. A limit groove 26 is provided on one side of the lock core groove 25; It is set in the core groove 25 of the core seat 2, and a positioning protrusion 30 is provided on one side of the core 3. The positioning protrusion 30 is arranged in the limiting groove 26 of the core seat 2. The lock core 3 is positioned, the lock core 3 is provided with a key hole 31, the lock core 3 is provided with a rotating body 32 on the other side corresponding to the key hole 31, and a linking block 33 is provided on the rotating body of the lock core 3 On the 32, the linking block 33 is provided with a positioning insertion groove 330 which cooperates with the rotating body 32, and a linking convex body 331 is provided on the bottom surface of the linking block 33; a linking member 4 is provided on the bottom of the lock base 2 Below the cut surface 20, the linking member 4 is provided with a through hole 40 into which the linking convex body 331 of the linking block 33 is provided. The linking member 4 extends upwardly with a buckle 41, and the buckle 41 is located on the In the groove 22 of the lock base 2, the buckle 41 is provided with a notch 42 for interlocking with the engaging ring groove 240 of the brake rod 24; a fixing member 5 is provided on the linking member 4 Below, the fixing member 5 is provided with a concave surface 50, one end of the fixing member 5 is protrudingly provided with a positioning inlay 51, the other end of the fixing member 5 is extended upward with a limiting piece 52, and the limiting piece 52 is provided with a Notch 53; a second connecting rod 6, one end of which is inserted into the accommodating groove 11 of the lock body 10, one end of the second connecting rod 6 is provided with an inserting portion 60, the end of the inserting portion 60 A plug hole 61 is provided. The wall surface of the plug portion 60 is provided with a steel ball hole 62 communicating with the plug hole 61. Two positioning steel balls 63 are respectively inserted into the steel ball hole 62 from two ends of the steel ball hole 62. The other end of the second connecting rod 6 is provided with a connecting portion 64; the middle connecting rods 7 are mutually connected between the first connecting rod 1 and the second connecting rod 6, the second middle connecting rod 7 The ends are respectively provided with connecting portions 70 for mutual buckling, so that is a connecting lock structure.

When assembling, please refer to the first to third figures, first set the brake rod 24 into the concave hole 23 of the lock core seat 2, and then set the linking element 4 on the cut surface 20 at the bottom of the lock core base 2, the linking element The through hole 40 of 4 corresponds to the bottom of the lock groove 25 of the lock base 2, and the buckle piece 41 of the linking member 4 is set in the groove 22 of the lock core seat 2, the notch 42 on the buckle piece 41 And buckle with the locking ring groove 240 of the brake rod 24, and then the fixing member 5 is arranged under the linking member 4, and the positioning inlay 51 of the fixing member 5 is embedded in the positioning insertion groove 21 of the lock base 2 , And the concave surface 50 of the fixing member 5 corresponds to the position of the through hole 40 of the linking member 4 and the lock slot 25 of the lock seat 2, and the limiting piece 52 of the fixing member 5 is also set in the groove of the lock holder 2 22, and the notch 53 on the limiting piece 52 of the fixing member 5 is used for the brake rod 24 to extend and support, and the linkage block 33 is set on the rotating body 32 of the lock core 3, and then the lock core 3 It is inserted into the lock groove 25 of the lock base 2 together with the linking block 33, and the positioning protrusion 30 of the lock core 3 is set in the limiting groove 26 of the lock base 2 for positioning, and the linkage block 33 is connected. The convex body 331 is inserted into the through hole 40 of the linking member 4 and the concave surface 50 of the fixing member 5, and then the above components assembled in the lock base 2 are forced into the lock body 10 of the first connecting rod 1 In the accommodating groove 11, the key hole 31 of the lock core 3 is aligned with the key insertion hole 14 of the lock body 10, and the two positioning steel balls 63 are respectively separated from the steel ball holes 62 on the insertion portion 60 of the second connecting rod 6 The second end is set in the steel ball hole 62, and then the outer wall surface of the second steel ball hole 62 is slightly stamped to slightly reduce the diameter of the outer wall, so that the positioning steel ball 63 can be positioned in the steel ball hole 62 without falling out. The connecting portions 70 at the two ends of the connecting rod 7 are fastened to each other and to the connecting portion 15 of the first connecting rod 15 and the connecting portion 60 of the second connecting rod 6, so that the whole assembly can be completed.

When using it, please refer to the third to sixth figures, put the intermediate connecting rod 7 of the invention on the object to be locked, such as the frame or wheel of the bicycle and the fixed column or fixed frame, and then connect the second The insertion portion 60 of the connecting rod 6 is inserted into the insertion hole 13 of the lock body 10 of the first connecting rod 1, and the brake rod 24 provided in the accommodating groove 11 of the lock body 10 is inserted into the second connecting rod 6 is inserted into the insertion hole 61 of the insertion part 60, and then the key 8 inserted in the key socket 14 of the lock body 10 is rotated, and the rotation of the key 8 causes the rotation body 32 of the lock core 3 to rotate, and the rotation body 32 is The interlocking block 33 is rotated, and the interlocking protrusion 331 of the interlocking block 33 drives the interlocking member 4 to move outward, and the interlocking member 4 also moves the brake rod 24 outward, and the brake rod 24 moves outward to move the two positioning steel balls 63 outward By pushing, a part of the two positioning steel balls 63 is pushed out of the outer wall surface of the insertion portion 60 and embedded in the snap ring groove 12 of the lock body 10, the two positioning steel balls 63 are restricted by the brake rod 24 It is not possible to retract into the insertion portion 60 of the second connecting rod 6, so, by positioning the steel ball 63 into the buckle ring groove 12 of the lock body 10, the locking action of the lock can be completed (such as the fourth, (Fig. 6 and 6)); when you want to unlock, just turn the key 8 inserted in the lock body 10 in the reverse direction, and the rotating body 32 of the lock core 3 drives the interlocking protrusion 331 of the interlocking block 33 to rotate To the original position, the interlocking convex body 331 drives the interlocking member 4 to move inward, the interlocking member 4 drives the brake rod 24 to move inward, and the outer end of the brake rod 24 moves inward no longer against the positioning steel ball 63, positioning steel ball 63 Then, it can be retracted into the insertion portion 60 of the second connecting rod 6 to disengage the positioning steel ball 63 from the buckle ring groove 12 of the lock body 10 and retract into the insertion portion 60 of the second connecting rod 6. The insertion part 60 of the second connecting rod 6 is moved out from the insertion hole 13 of the lock body 10, so that the tripping action can be completed (as shown in the third and fourth figures). The present invention is very convenient in use and can It is used for positioning the lock of any item and has excellent anti-theft effect.

In summary, this creation has indeed achieved the intended purpose and efficacy, and is more ideal and practical than the conventional ones. However, the above embodiments are only specific descriptions of the preferred embodiments of this creation. This embodiment is not intended to limit the scope of the patent application for this creation. For example, all equivalent changes and modifications made without departing from the technical means disclosed in this creation should be included in the patent application scope covered by this creation.

1: the first connecting rod 10: Lock body 11: accommodating slot 12: snap ring groove 13: Plug hole 14: key jack 15: Connection 2: Lock core seat 20: Cut surface 21: positioning groove 22: groove 23: concave hole 24: brake rod 240: Snap ring groove 25: lock slot 26: Limit slot 3: lock heart 30: positioning convex body 31: Keyhole 32: Swivel 33: Interlocking block 330: positioning groove 331: Linked convex body 4: linkage 40: through hole 41: Fastener 42: Notch 5: fixings 50: concave 51: positioning inlay 52: limit film 53: Notch 6: Second connecting rod 60: Dock 61: Plug hole 62: Steel ball hole 63: positioning steel ball 64: connection 7: Middle connecting rod 70: Connection 8: key

The first figure shows a perspective view of an embodiment of the creation. The second figure shows a three-dimensional exploded view of this creative embodiment. The third figure shows a combined cross-sectional view (schematic diagram when unlocking) of this creative embodiment. The fourth figure is a schematic diagram of the insertion portion of the second connecting rod inserted into the body of the lock according to the embodiment. The fifth figure shows a schematic cross-sectional view of the creative embodiment when locked. The sixth figure shows a three-dimensional schematic diagram of the creative embodiment when locked.

1: the first connecting rod

10: Lock body

11: accommodating slot

12: snap ring groove

13: Plug hole

14: key jack

2: Lock core seat

20: Cut surface

21: positioning groove

22: groove

23: concave hole

24: brake rod

240: Snap ring groove

25: lock slot

26: Limit slot

3: lock heart

30: positioning convex body

31: Keyhole

32: Swivel

33: Interlocking block

330: positioning groove

331: Linked convex body

4: linkage

40: through hole

41: Fastener

42: Notch

5: fixings

50: concave

51: positioning inlay

52: limit film

53: Notch

6: Second connecting rod

60: Dock

61: Plug hole

62: Steel ball hole

63: positioning steel ball

Claims (1)

A link lock includes: A first connecting rod, one end of the first connecting rod is provided with a lock body, the lock body is provided with an accommodating groove in the accommodating groove, and a snap ring groove is arranged in the accommodating groove, and an outer side of the snap ring groove is provided with a A plug hole, a key insertion hole is provided on the wall surface of the lock body, and a connection portion is provided on the other end of the first connection rod; A lock core seat is provided in the accommodating groove of the lock body, the bottom of the lock core seat is provided with all faces, one end of the cut surface is provided with a positioning insertion groove, and the other end of the cut surface is provided with a groove and the recess There is another concave hole in the groove, a brake rod is set in the concave hole, the brake rod is provided with an inset ring groove, and the lock core seat is provided with a lock core groove connected to the cutting plane, the lock There is a limit slot on the heart slot; A lock core is installed in the lock groove of the lock seat and in the accommodating groove of the lock body. A positioning protrusion is provided on one side of the lock core, and the positioning protrusion system is provided on the lock core. In the limit groove of the lock core seat, a key hole is provided on the lock core, the lock core is provided with a rotating body corresponding to the other side of the key hole, and a linkage block is provided on the rotating body of the lock core. The linking block is provided with a positioning insertion groove matched with the rotating body, and a bottom of the linking block is provided with a linking convex body; A linking member is provided below the cut surface of the bottom of the lock core seat and is disposed in the accommodating groove of the lock body. The linking member is provided with a through hole into which the linking protrusion of the linking block is provided. The linking member extends upward to provide a buckle piece, the buckle piece is disposed in the groove of the lock core seat, and the buckle piece is provided with a notch for interlocking with the inward ring groove of the brake rod; A fixing part is arranged under the linking part and is arranged in the accommodating groove of the lock body. The fixing part is provided with a concave surface, and one end of the fixing part is protruded with a socket for embedding on the lock core seat The positioning inlay in the positioning inlay groove, the other end of the fixing member extends upwards with a limiting piece, the limiting piece is also provided in the groove of the lock seat, and the limiting piece is provided with a brake rod Gap of penetration A second connecting rod, one end of which is inserted into the accommodating groove of the lock body; one end of the second connecting rod is provided with an inserting part; an end of the inserting part is provided with an inserting hole; A steel ball hole connected to the insertion hole is provided on the wall surface of the part, two positioning steel balls are respectively inserted into the steel ball hole from the two ends of the steel ball hole, and the other end of the second connecting rod is provided with a connecting part; The middle connecting rods are connected to each other between the first connecting rod and the second connecting rod. The two ends of the middle connecting rods are respectively provided with connecting parts for buckling with each other.

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