TW202005852A - Folding lock composed of a lock body, a fixing seat, a lock core, a braking member, a fixing piece, a lock head and a folding piece set - Google Patents

Abstract

The present invention is to provide a folding lock, which is mainly composed of a lock body, a fixing seat, a lock core, a braking member, a fixing piece, a lock head and a folding piece set, wherein a fastening part is provided on the lock body, and the fastening part is provided with two steel ball holes, and a positioning steel ball is respectively arranged in the two steel ball holes; the lock core is assembled on the fixing seat; the braking member is assembled on a rotating body of the lock core, two concave arc surfaces are provided on the wall surface of the braking member into which the positioning steel balls are arranged; the fixing seat, the lock core and the braking member are integrated into a receiving groove of the lock body; the braking member is arranged in the receiving groove of the lock body; the fixing piece is assembled in the receiving groove of the lock body and located on the outer side surface of the fixing seat; the lock head is connectedly assembled to the fastening part of the lock body, a fastening ring groove into which the positioning steel ball is arranged is provided on the inner wall of a chamber of the lock head, and the folding piece set is composed of a first folding piece, a plurality of intermediate folding pieces, a second folding piece and a plurality of rivets, wherein the first folding piece is connectedly assembled to the lock body, and the second folding piece is connectedly assembled to the lock head, as such, through butting jointing the lock body and the lock head, an article can be conveniently locked to a fixed position, thereby achieving the best anti-theft effect.

Description

Folding lock

The invention relates to a folding lock, in particular to a type that can be folded and folded to reduce the volume, is convenient for storage and can be quickly deployed and used, and can achieve the best anti-theft effect of the lock.

Press, generally used to lock items in a position to prevent theft of items (such as bicycles), the most common are cable locks, U-shaped locks and folding locks, although the type of lock used to lock items Many, but the most convenient is the folding lock, mainly because the cable lock and U-shaped lock are large and heavy, and they take up a lot of space during storage, and the folding lock can be reduced to a minimum by folding to make the storage The back volume is less space-consuming. However, the conventional folding lock has a common shortcoming, that is, the key hole of the lock core is directly located on the surface of the lock body. The lock structure of the general lock core is very simple, and it is easy for thieves to use tools The key hole of the lock core is extended to unlock or destroy the lock piece in the lock core, so the anti-theft effect is not ideal.

The main purpose of the present invention is to provide a folding lock, which can effectively solve the shortcomings of the conventional folding lock when it is used.

The folding lock of the present invention includes: a lock body, a receiving groove is provided at the bottom of the lock body, a receiving chamber is further provided inside the receiving groove, and a positioning convex strip is provided on the wall surface of the receiving groove of the lock body, A slot communicating with the accommodating groove is provided on the outer wall of the lock body, and a buckle part is provided on the upper part of the lock body. The receiving chamber of the lock body extends into the interior of the buckle part. The outer wall surface of the outer part is provided with two steel ball holes communicating with the receiving chamber of the lock body, two positioning steel balls are respectively arranged in the two steel ball holes, and a limiting groove is provided on the wall surface of the receiving chamber of the lock body; A fixing seat is arranged in the accommodating groove of the lock body, a positioning bar groove is arranged on the outer wall surface of the fixing seat, the positioning bar groove corresponds to a positioning convex strip of the lock body, and the outer wall surface of the fixing seat There is also an insertion slot, the insertion slot of the fixing seat is aligned with the slot of the lock body, the fixing seat is provided with a fixing hole communicating with the insertion slot, and a first fixing post is penetrated The fixing hole of the fixing seat is set into the insertion slot of the fixing seat, a positioning groove is provided on one side of the fixing seat, a limiting groove is provided on one side of the positioning groove, and the other of the fixing seat A key socket communicating with the positioning groove is arranged on one side surface; a lock core is arranged on the positioning groove of the fixing seat, a positioning convex body is arranged on the outer wall surface of the lock core, and the positioning convex system It is set in the limit groove of the lock body and the fixing seat, a key hole is provided on one side of the lock core, and the lock core is provided with a rotating body corresponding to the other side of the key hole; Located on the rotating body of the lock core, a positioning insert groove is provided at the bottom of the brake member, the positioning insert groove is used for inserting the rotating body of the lock core, and the outer surface of the brake member is oppositely provided for the two A concave arc surface into which the positioning steel ball is set; a fixing piece fixedly arranged in the accommodating groove of the lock body and located on the outer side of the fixing seat; the fixing piece is provided with a key insertion hole and the key insertion hole of the fixing piece It is aligned with the key socket of the fixed base; a lock head is connected to the lock part of the lock body, the lock head is provided with a chamber, and the lock chamber is provided with a wall The buckle ring groove is provided with an insertion groove on the outer wall surface of the lock head, a fixing hole is arranged on the inner wall surface of the chamber of the lock head to communicate with the insertion groove of the lock head, and a second fixing post is worn through It is arranged in the fixing hole of the lock head and the insertion slot of the lock head; a folding piece group is pivotally assembled by a first folding piece, a second folding piece, several middle folding pieces and several rivets The first folding piece and the second folding piece are respectively provided with a perforation at one end, and the two ends of the middle folding pieces in the middle are also provided with perforations respectively, and the number of rivets are inserted through each of the middle folding pieces And the perforations corresponding to the first folding piece and the second folding piece are riveted, the first folding piece and the second folding piece are respectively pivotally arranged on two outer sides of the middle folding pieces, the first folding The other ends of the sheet and the second folding piece are each provided with a insertion part, and a fixing hole is provided on the insertion part, the insertion part of the first folding piece is connected to the slot of the lock body and the fixing In the insertion slot of the seat, the first fixing post is threaded on the first A fixing hole of the insertion part of a folding piece, the insertion part of the second folding piece is assembled in the insertion groove of the locking head, and the second fixing post is penetrated through the second folding piece Insert into the fixing hole of the cheek.

The advantage of the folding lock of the present invention is that the lock core and its structure are hidden in the lock body, and the internal structure of the lock body is not known. The structure of the lock core is not easy to be broken and destroyed, and it is not easy to unlock without the correct key , With excellent anti-theft effect.

The technical means adopted by the present invention in order to achieve the above-mentioned use purpose and effect, hereby cite preferred and feasible embodiments, and in conjunction with the drawings, the details are as follows:

For the embodiment of the present invention, please refer to the first and third figures, which mainly include: a lock body 1, a bottom of the lock body 1 is provided with an accommodating groove 10, and an accommodating chamber is further provided inside the accommodating groove 10 11. A positioning protrusion 12 is provided on the wall surface of the accommodating groove 10 of the lock body 1. A slot 13 communicating with the accommodating groove 10 is provided on the outer wall surface of the lock body 1. The upper part of the lock body 1 is provided There is a buckle portion 14 with a diameter smaller than that of the lock body 1, the receiving chamber 11 extends into the inner portion of the buckling portion 14, and the outer surface of the buckling portion 14 is oppositely provided with two steel ball holes connected to the receiving chamber 11 15. Two positioning steel balls 16 are respectively disposed in the two steel ball holes 15, a limiting groove 17 is provided on the wall surface of the containing chamber 11; a fixing seat 2 is provided in the containing groove 10 of the lock body 1 , The fixing seat 2 is provided with a positioning groove 20 on the outer wall surface, the fixing seat 2 is further provided with an insertion slot 21 on the outer wall surface, and the fixing seat 2 is provided with a fixing hole communicating with the insertion slot 21 22, a first fixing post 23 is penetrated through the fixing hole 22 and is inserted into the insertion slot 21, a positioning groove 24 is provided on one side of the fixing base 2, one side of the positioning groove 24 A limiting groove 25 is provided. On the other side of the fixing base 2 is a key insertion hole 26 communicating with the positioning groove 24; a lock core 3 is provided on the positioning groove 24 of the fixing base 2 A positioning protrusion 30 is provided on the outer wall surface of the lock core 3, and the positioning protrusion 30 is disposed in the limiting grooves 17 and 25 of the lock body 1 and the fixing seat 2, and one side of the lock core 3 There is a key hole 31, the lock core 3 corresponds to the other side of the key hole 31 is provided with a swivel 32; a brake member 4 is set on the lock core 3, the bottom of the brake member 4 is provided with a positioning In the slot 40, the outer surface of the braking member 4 is oppositely provided with a concave arc surface 41 into which the two positioning steel balls 16 are set; a fixing piece 5 is fixedly arranged in the accommodating slot 10 of the lock body 1 and is located On the outer side of the fixing base 2, a key insertion hole 50 is provided on the fixing piece 5; a locking head 6 is connected to the locking portion 14 of the lock body 1, and the locking head 6 is provided with a Chamber 60, the inner wall of the chamber 60 is provided with a snap ring groove 61 near the bottom, the locking head 6 is provided with an insertion groove 62 on the outer wall surface, and a fixing hole 63 is provided on the inner wall surface of the chamber 60 to communicate with the Inserting slot 62, a second fixing post 64 is inserted through the fixing hole 63 and the inserting slot 62; a folding sheet group 7 is composed of a first folding sheet 70, a second folding sheet 71, number The middle folding piece 72 and several rivets 73 are pivotally assembled. One end of the first folding piece 70 and the second folding piece 71 are respectively provided with a perforation 700 and 710. The two ends of the middle folding piece 72 in the middle are also Each is provided with a perforation 720 for the rivet 73 to be riveted. The rivet 73 pivots the first folding piece 70 and the second folding piece 71 on the outside of the middle folding piece 72 respectively. The first The other ends of the folding piece 70 and the second folding piece 71 are provided with insertion parts 701 and 711. The insertion part 7 01 and 711 are provided with a fixing hole 702 and 712. The insertion part 701 of the first folding piece 70 is connected to the insertion slot 13 of the lock body 1 and the insertion slot 21 of the fixing base 2, the second The insertion part 711 of the folding piece 71 is assembled in the insertion slot 62 of the lock head 6, so it is a folding lock structure.

When assembling, please refer to the first to fourth figures, first set the brake 4 on the lock core 3, so that the rotating body 32 of the lock core 3 is embedded in the positioning groove 40 of the brake 4, and then lock The core 3 is set on the positioning groove 24 of the fixed base 2 so that a part of the positioning protrusion 30 of the lock core 3 is embedded in the limit groove 25 of the fixed base 2, and the key hole 31 of the lock core 3 is aligned with The key socket 26 of the fixing base 2 puts the assembled lock core 3, the braking member 4 and the fixing base 2 into the accommodating groove 10 of the lock body 1 together, and makes the braking member 4 into the lock body 1 The positioning protrusion 30 of the other part of the lock core 3 is embedded in the limiting groove 17 of the lock body 1 for positioning, and the positioning protrusion 12 of the lock body 1 is set in the limit of the fixing seat 2 In the slot 20, insert the insertion part 701 of the first folding piece 70 of the folding sheet group 7 into the slot 13 of the lock body 1 and the insertion slot 21 of the fixing base 2, and then insert the first fixing post 23 Insert into the fixing hole 22 of the fixing base 2 and the fixing hole 702 of the first folding piece 70, fix the insertion part 701 of the first folding piece 70 on the lock body 1, and then force the fixing piece 5 into the lock In the accommodating groove 10 of the body 1, the above-mentioned components are arranged in the lock body 1, and two positioning steel balls 16 are respectively installed in the two steel ball holes 15 of the lock body 1, and the outer sides of the two steel ball holes 15 are slightly The diameter of the outer wall is slightly reduced by punching, so that the positioning steel ball 16 can be positioned in the steel ball hole 15 without falling out, and the insertion part 711 of the second folding piece 71 is set in the insertion slot 62 of the lock head 6, Align the fixing hole 712 of the second folding piece 71 with the fixing hole 63 of the lock head 6, and then pass the second fixing 64 into the fixing holes 63 and 712 of the lock head 6 and the second folding piece 71 opposite to each other , The second folding piece 71 is fixed on the locking head 6, so that the whole assembly can be completed.

When using, please refer to the fourth to sixth figures, unfold the folding sheets 70, 71, 72 of the folding sheet set 7 of the present invention, and put them on the objects and fixed objects to be locked, and then The buckle portion 14 on the lock body 1 at the outer end of a folding piece 70 is inserted into the chamber 60 of the lock head 6 at the outer end of the second folding piece 71, and the positioning steel ball 16 on the lock body 1 corresponds to the lock The position of the buckle ring groove 61 of the head 6, and then turn the key 8 inserted in the key insertion holes 50, 26 of the fixing piece 5 and the fixing base 2 and the key hole 31 of the lock core 3, the rotation of the key 8 will drive the lock The rotating body 32 of the core 3 rotates, and the rotating body 32 drives the braking member 4 to rotate with it, and the positioning steel balls 16 located in the concave arc surface 41 of the braking member 4 are pushed outward along the side wall surface of the braking member 4, A part of the two positioning steel balls 16 is pushed out of the outer wall surface of the buckling portion 14 of the lock body 1 and embedded in the buckle ring groove 61 of the lock head 6, the two positioning steel balls 16 are received by the brake 4 Restricted and unable to retract into the lock body 1, so, by positioning the steel ball 16 into the buckle ring groove 61 of the lock head 6, the locking action of the lock can be completed; in addition, when you want to unlock, please As shown in the third and fourth figures, it is only necessary to reversely rotate the key 8 inserted in the key sockets 50 and 26 of the fixing piece 5 and the fixing base 2 and the key hole 31 of the lock core 3. The rotating body 32 drives the braking member 4 to return to the original position, so that the concave arc surface 41 of the braking member 4 is again aligned with the position of the positioning steel ball 16, the outer wall surface of the braking member 4 no longer bears against the positioning steel ball 16, the positioning steel ball 16 Then, it can move into the lock body 1 to disengage the positioning steel ball 16 from the buckle ring groove 61 of the lock head 6 and retract into the buckle portion 14 of the lock body 1, then the buckle portion 14 of the lock body 1 can be removed from The lock head 6 is moved out, so that the unlocking action can be completed. The invention is very convenient in use and can be used for positioning the lock of any item, and the lock core 3 and other lock members are hidden in the lock body 1, It prevents thieves from easily unlocking and prying off locks, and has excellent anti-theft effects.

When the folding lock is not in use, please refer to the third and seventh figures. The user only needs to fold the folding pieces 70, 71, 72 to each other, and then the overall volume can be reduced, which is convenient for storage and placement. It is more convenient to use.

In summary, the present invention 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 the present invention. This embodiment is not intended to limit the patent application scope of the present invention. For example, all equivalent changes and modifications made without departing from the technical means disclosed by the present invention should be included in the patent application scope covered by the present invention.

1‧‧‧Lock body 10‧‧‧Accommodating groove 11‧‧‧Container chamber 12‧‧‧Positioning protruding strip 13‧‧‧Socket 14‧‧‧Clamping part 15‧‧‧Ball hole 16‧‧‧Positioning Steel ball 17‧‧‧Limiting groove 2‧‧‧ Fixing seat 20‧‧‧Locating strip groove 21‧‧‧Putting groove 22‧‧‧Fixing hole 23‧‧‧First fixing post 24‧‧‧Locating groove 25 ‧‧‧Limit groove 26‧‧‧Key socket 3‧‧‧Lock core 30‧‧‧Positioning protrusion 31‧‧‧Key hole 32‧‧‧Rotating 4‧‧‧Brake 40 40‧‧‧Embedding Groove 41‧‧‧Concave curved surface 5‧‧‧Fixing piece 50‧‧‧Key socket 6‧‧‧Lock head 60‧‧‧Room 61‧‧‧Snap ring groove 62‧‧‧Putting groove 63 ‧‧‧Fixed hole 64‧‧‧Second fixed column 7‧‧‧Folded sheet group 70‧‧‧First folded sheet 71‧‧‧Second folded sheet 72‧‧‧‧ Middle folded sheet 700, 710, 720‧‧ ‧Pierced hole 701, 711‧‧‧Insert part 702, 712‧‧‧Fixed hole 73

The first figure shows an exploded perspective view of an embodiment of the present invention. The second figure shows a three-dimensional assembly diagram of an embodiment of the present invention. The third figure shows a combined cross-sectional view of an embodiment of the present invention. The fourth figure shows a schematic cross-sectional view of an embodiment of the present invention when unlocking. The fifth figure is a schematic cross-sectional view of the embodiment of the present invention when locked. The sixth figure is a schematic perspective view of the embodiment of the present invention when locked. The seventh figure is a schematic diagram of the embodiment of the present invention at the time of discount.

1‧‧‧Lock body

10‧‧‧Accommodation slot

11‧‧‧Room

12‧‧‧Positioning

13‧‧‧slot

14‧‧‧Clamping Department

15‧‧‧Ball hole

16‧‧‧Positioning steel ball

17‧‧‧ Limit slot

2‧‧‧Fixed seat

20‧‧‧Locating slot

21‧‧‧Insert slot

22‧‧‧Fixed hole

23‧‧‧First fixed column

24‧‧‧Locating groove

25‧‧‧ Limit slot

26‧‧‧Key socket

3‧‧‧Lock

30‧‧‧Positioning convex body

31‧‧‧Keyhole

32‧‧‧Turn

4‧‧‧brake parts

40‧‧‧positioning groove

41‧‧‧Concave arc

5‧‧‧Fixed film

50‧‧‧key jack

6‧‧‧Lock head

60‧‧‧Room

61‧‧‧Snap ring groove

62‧‧‧Insert slot

63‧‧‧Fixed hole

64‧‧‧Second fixed column

7‧‧‧Folding film set

70‧‧‧The first folding film

71‧‧‧Second folding film

72‧‧‧Folding piece in the middle

710, 720‧‧‧Perforation

701, 711

702、712‧‧‧Fixed hole

73‧‧‧Rivet

Claims (1)

A folding lock includes: a lock body, a receiving groove is provided at the bottom of the lock body, and a containing chamber is further provided on the inner side of the containing groove; a positioning protrusion is provided on the wall surface of the containing groove of the lock body; A slot connected to the accommodating groove is provided on the outer wall of the body, and a buckle part is provided on the upper part of the lock body. The receiving chamber of the lock body extends into the interior of the buckle part. Two steel ball holes connected to the receiving chamber of the lock body are oppositely arranged on the outer wall surface, two positioning steel balls are respectively arranged in the two steel ball holes, a limiting groove is provided on the wall surface of the receiving chamber of the lock body; and a fixing seat Is located in the accommodating groove of the lock body, a positioning bar groove is provided on the outer wall surface of the fixing seat, the positioning bar groove corresponds to a positioning convex strip of the lock body, and the outer wall surface of the fixing seat is additionally provided There is an insertion slot, the insertion slot of the fixing seat is aligned with the slot of the lock body, the fixing seat is provided with a fixing hole communicating with the insertion slot, and a first fixing post is penetrated through the The fixing hole of the fixing seat is arranged in the insertion slot of the fixing seat, a positioning groove is provided on one side of the fixing seat, a limiting groove is provided on one side of the positioning groove, and the other side of the fixing seat There is a key socket connected to the positioning groove; a lock core is arranged on the positioning groove of the fixing seat; a positioning convex body is arranged on the outer wall surface of the lock core; In the limit groove of the lock body and the fixing seat, a key hole is provided on one side of the lock core, and the lock core is provided with a rotating body corresponding to the other side of the key hole; On the rotating body of the lock core, a positioning insert groove is provided at the bottom of the braking member, the positioning insert groove is used for inserting the rotating body of the lock core, and the outer wall surface of the braking member is oppositely provided with the two positioning steel balls A concave arc surface; a fixing piece fixed in the accommodating groove of the lock body and located on the outer side of the fixing seat; a key jack is arranged on the fixing piece; the key jack of the fixing piece is opposite The key socket is in the fixed seat; a lock head is assembled on the lock part of the lock body, the lock head is provided with a receiving chamber, and the inner wall of the lock head is provided with a lock connection A ring groove, a locking groove is arranged on the outer wall surface of the locking head, a fixing hole is arranged on the inner wall surface of the chamber of the locking head to communicate with the locking groove of the locking head, and a second fixing column is penetrated through The fixing hole of the lock head and the insertion slot of the lock head; a folding piece group is formed by pivotally grouping a first folding piece, a second folding piece, several middle folding pieces and several rivets, One end of each of the first folding piece and the second folding piece is provided with a perforation, and the two ends of the middle folding pieces in the middle are also provided with perforations respectively. The rivets are inserted through each of the middle folding pieces and the The perforations corresponding to the first folding piece and the second folding piece are riveted. The first folding piece and the second folding piece are respectively pivotally arranged outside the two middle folding pieces, the first folding piece and Each other end of the second folding piece is provided with an insertion part, the insertion part is provided with a fixing hole, the insertion part of the first folding piece is connected to the slot of the lock body and the fixing seat Inserted into the first slot, the first fixing post is penetrated through the first fold In the fixing hole of the insertion part of the sheet, the insertion part of the second folding piece is assembled in the insertion slot of the lock head, and the second fixing post is penetrated through the insertion part of the second folding piece Part of the fixing hole.

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