CN209799596U

CN209799596U - Puzzle lock

Info

Publication number: CN209799596U
Application number: CN201920047606.9U
Authority: CN
Inventors: 陈华滔
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-11
Filing date: 2019-01-11
Publication date: 2019-12-17
Anticipated expiration: 2029-01-11

Abstract

The utility model discloses a coded lock, including lock sleeve post, tapered end, end cover, long notch, latch, draw-in groove, jump ring groove, spring, regulation circle, password circle, pinning circle, slot, jump ring, locking lever, rack, block cap, connecting rod, screw thread loop bar, anti-skidding arch and second lug, the tapered end has been welded to lock sleeve post one end, tapered end outer end threaded connection has the end cover, drives the regulation circle through rotating the password circle and rotates, and the lock spacer is driven the clearance internal rotation between the rack, when rotating to correct password digit, and second spout and rack are in same water flat line, and then extract the locking lever to throw off coded lock; the utility model can be adjusted in a thread-shaped manner, the adjusting distance is 60-90MM or longer, a more convenient operation mode can be brought to a user, and no accessory is lost; through the design of password formula, need not original traditional key operation, it is more convenient to bring for the user, and does not have the extraneous sound in the use.

Description

Puzzle lock

Technical Field

The utility model relates to a trailer lock technical field specifically is a trick lock.

background

The trailer lock is suitable for American tow bar connection trailer, drags the car as a house, drags and hangs the tail basket, the trailer arm, european type rogue hook, and the main function is the towing pin, prevents that the tow bar from following the delivery of dragging the product and pulling a tool, and the present known trailer lock of the same kind, basically take the key, can lock the specification very fixed, can not adjust, or come fixed distance with a R round pin device, and the installation back is gapped moreover, rocks very greatly, drags the impact sound that the in-process produced great, therefore it is necessary to design a trick lock.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a trick lock to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a coded lock comprises a lock sleeve column, a lock head, an end cover, a long notch, a latch, a clamping groove, a clamping spring groove, a spring, an adjusting ring, a coded ring, a locking ring, a slot, a clamping spring, a lock rod, a rack, a cap, a connecting rod, a threaded sleeve rod, an anti-skidding bulge and a second lug, wherein the lock head is welded at one end of the lock sleeve column, the outer end of the lock head is in threaded connection with the end cover, the long notch is formed at the lower end of the lock sleeve column, the latch is arranged at the upper end of the lock sleeve column, the clamping grooves are formed at two side ends of the outer wall of the lock sleeve column, the clamping spring groove is formed at one end of the clamping groove close to the edge of the lock sleeve column, the spring is sleeved at the upper end of the lock sleeve column, a plurality of groups of adjusting rings are sleeved at one side of the spring, the adjusting rings comprise lock elastic sheets, a first positioning groove, the lower end of the inner wall of the lock spring piece is provided with a first sliding groove, the two side ends of the inner wall of the lock spring piece are respectively provided with a first convex block, the first positioning groove and the first convex block are respectively clamped with the latch and the clamping groove, one end of the lock spring piece is provided with a lock positioning piece, the upper end of the inner wall of the lock positioning piece is provided with a second positioning groove, the lower end of the inner wall of the lock positioning piece is provided with a second sliding groove, the outer end of the adjusting ring is sleeved with a code ring, one side of the code ring is sleeved with a locking ring relative to the lock sleeve column, one side of the upper end of the locking ring is provided with a slot, the inside of the slot is inserted with a snap spring, the lower end of the snap spring is positioned in the snap spring groove, the two ends of the inner wall of the locking ring are respectively provided with a second convex block, the second, and the block is sleeved at the outer end of the locking ring, one end of the block is provided with a connecting rod, and one end of the connecting rod is provided with a threaded sleeve rod.

Further, the fixed orifices have all been seted up at both ends about the tapered end, both ends all are provided with the fixed pin about the end cover inboard, and fixed pin and fixed orifices joint.

Furthermore, the adjusting rings are four groups.

Furthermore, the outer ends of the latch and the rack are provided with chamfer circles.

Furthermore, one end of the threaded sleeve rod is circumferentially provided with an anti-skid protrusion.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. The adjusting ring is driven to rotate by rotating the coded ring, the lock positioning piece is driven to rotate in a gap between the racks, when the lock positioning piece rotates to a correct coded number, the second sliding groove and the racks are positioned on the same horizontal line, and the lock rod is pulled out, so that the coded lock is disengaged;

2. The utility model can be adjusted in a thread-shaped manner, the adjusting distance is 60-90MM or longer, a more convenient operation mode can be brought to a user, and no accessory is lost;

3. through the design of password formula, the password can be changed again, need not original traditional key operation, can bring more convenient for the user, and does not have the extraneous sound in the use.

drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

Fig. 1 is a schematic view of the overall structure of the present invention;

Fig. 2 is a schematic diagram of the explosion structure of the present invention;

Fig. 3 is a schematic structural view of the first chute of the present invention;

fig. 4 is a schematic structural view of a second chute according to the present invention;

Fig. 5 is a schematic structural diagram of a second bump according to the present invention;

in the figure: 1. a lock sleeve column; 2. a lock head; 3. an end cap; 4. a long slot opening; 5. clamping teeth; 6. a card slot; 7. a clamp spring groove; 8. a spring; 9. an adjusting ring; 901. a locking spring plate; 902. a first positioning groove; 903. a first chute; 904. a first bump; 905. a lock positioning piece; 906. a second positioning groove; 907. a second chute; 10. a code ring; 11. locking the ring; 12. a slot; 13. a clamp spring; 14. a lock lever; 15. a rack; 16. capping; 17. a connecting rod; 18. a threaded rod; 19. anti-skid projections; 20. and a second bump.

Detailed Description

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a coded lock comprises a lock sleeve column 1, a lock head 2, an end cover 3, a long notch 4, a latch 5, a clamping groove 6, a latch groove 7, a spring 8, an adjusting ring 9, a code ring 10, a locking ring 11, a slot 12, a clamp spring 13, a lock rod 14, a rack 15, a cover cap 16, a connecting rod 17, a threaded sleeve rod 18, an anti-skidding bulge 19 and a second lug 20, wherein the lock head 2 is welded at one end of the lock sleeve column 1, the outer end of the lock head 2 is in threaded connection with the end cover 3, the upper end and the lower end of the lock head 2 are both provided with fixing holes, the upper end and the lower end of the inner side of the end cover 3 are both provided with fixing pins which are clamped with the fixing holes, so that the lock head 2 is firmly wrapped, the long notch 4 is formed at the lower end of the lock sleeve column 1, the latch 5 is arranged at the upper end of the lock sleeve column 1, the clamping grooves 6 are both formed at, a plurality of groups of adjusting rings 9 are sleeved on one side of the spring 8, the adjusting rings 9 are four groups, which is convenient for setting a four-digit password combination, each adjusting ring 9 comprises a lock spring plate 901, a first positioning groove 902, a first chute 903, a first bump 904, a lock positioning sheet 905, a second positioning groove 906 and a second chute 907, the upper end of the inner wall of the lock spring plate 901 is provided with the first positioning groove 902, the lower end of the inner wall of the lock spring plate 901 is provided with the first chute 903, both side ends of the inner wall of the lock spring plate 901 are provided with the first bump 904, the first positioning groove 902 and the first bump 904 are respectively clamped with the latch 5 and the clamping groove 6, one end of the lock spring plate 901 is provided with a lock positioning sheet 905, the upper end of the inner wall of the lock positioning sheet 905 is provided with the second positioning groove 906, the lower end of the inner wall of the lock positioning sheet 905 is provided with the second chute 907, the outer end of the adjusting ring, a clamp spring 13 is inserted in the slot 12, the lower end of the clamp spring 13 is positioned in the clamp spring slot 7, two ends of the inner wall of the locking ring 11 are respectively provided with a second convex block 20, the second convex blocks 20 are clamped with the clamp slot 6, the lock sleeve column 1 is inserted with a lock rod 14, the lower end of the lock rod 14 is welded with a rack 15, the rack 15 is positioned in the long notch 4, the outer ends of the clamp teeth 5 and the rack 15 are respectively provided with a chamfer circle which is beneficial to the insertion process of the password lock with less friction, one end of the lock rod 14 is provided with a cap 16, the cap 16 is sleeved at the outer end of the locking ring 11, one end of the cap 16 is provided with a connecting rod 17, one end of the connecting rod 17 is provided with a threaded sleeve rod 18, one end of the threaded sleeve rod 18 is circumferentially provided with an anti-skid protrusion 19, when the password lock is pulled out outwards, the friction force with the hand is increased, when the password lock rod 14, when the coded lock needs to be disengaged, the coded ring 10 is rotated to drive the adjusting ring 9 to rotate, the locking bit 905 is driven to rotate in the gap between the racks 15, and when the coded lock rotates to a correct code number, the second sliding groove 907 and the racks 15 are positioned on the same horizontal line, so that the lock rod 14 is pulled out, and the coded lock is disengaged; the utility model can be adjusted in a thread-shaped manner, the adjusting distance is 60-90MM or longer, a more convenient operation mode can be brought to a user, and no accessory is lost; through the design of password formula, the password can be changed again, need not original traditional key operation, can bring more convenient for the user, and does not have the extraneous sound in the use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a coded lock, includes lock sleeve post (1), tapered end (2), end cover (3), long notch (4), latch (5), draw-in groove (6), jump ring groove (7), spring (8), adjust circle (9), password circle (10), pin circle (11), slot (12), jump ring (13), locking lever (14), rack (15), block cap (16), connecting rod (17), screw thread loop bar (18), non-slip raised (19) and second lug (20), its characterized in that: a lock head (2) is welded at one end of the lock sleeve column (1), an end cover (3) is in threaded connection with the outer end of the lock head (2), a long notch (4) is formed in the lower end of the lock sleeve column (1), a latch (5) is arranged at the upper end of the lock sleeve column (1), clamping grooves (6) are formed in two side ends of the outer wall of the lock sleeve column (1), a clamping spring groove (7) is formed in one end of each clamping groove (6) close to the edge of the lock sleeve column (1), a spring (8) is sleeved at the upper end of the lock sleeve column (1), a plurality of groups of adjusting rings (9) are sleeved on one side of the spring (8), each adjusting ring (9) comprises a lock elastic sheet (901), a first positioning groove (902), a first sliding groove (903), a first lug (904), a lock elastic sheet (905), a second positioning groove (906) and a second sliding groove (907), a first positioning, the lower end of the inner wall of the lock spring plate (901) is provided with a first sliding groove (903), the two side ends of the inner wall of the lock spring plate (901) are respectively provided with a first convex block (904), the first positioning groove (902) and the first convex block (904) are respectively clamped with the latch (5) and the clamping groove (6), one end of the lock spring plate (901) is provided with a lock positioning plate (905), the upper end of the inner wall of the lock positioning plate (905) is provided with a second positioning groove (906), the lower end of the inner wall of the lock positioning plate (905) is provided with a second sliding groove (907), the outer end of the adjusting ring (9) is sleeved with a cipher ring (10), one side of the cipher ring (10) is sleeved with a locking ring (11) relative to the lock sleeve column (1), one side of the upper end of the locking ring (11) is provided with a slot (12), a clamp spring (13) is inserted in the slot (12), the locking device is characterized in that second convex blocks (20) are arranged at two ends of the inner wall of the locking ring (11), the second convex blocks (20) are connected with the clamping grooves (6) in a clamped mode, locking rods (14) are inserted into the locking sleeve columns (1), racks (15) are welded at the lower ends of the locking rods (14), the racks (15) are located in the long groove openings (4), one ends of the locking rods (14) are provided with covers (16), the outer ends of the locking ring (11) are sleeved with the covers (16), one ends of the covers (16) are provided with connecting rods (17), and one ends of the connecting rods (17) are provided with threaded sleeve rods (18).

2. a combination lock according to claim 1, wherein: the fixing holes are formed in the upper end and the lower end of the lock head (2), the fixing pins are arranged at the upper end and the lower end of the inner side of the end cover (3), and the fixing pins are clamped with the fixing holes.

3. A combination lock according to claim 1, wherein: the adjusting rings (9) are four groups.

4. A combination lock according to claim 1, wherein: the outer ends of the latch (5) and the rack (15) are provided with chamfer circles.

5. A combination lock according to claim 1, wherein: and an anti-skid bump (19) is arranged at one end of the threaded sleeve rod (18) in the circumferential direction.