CN203476001U - Folding lock structure - Google Patents

Abstract

The utility model relates to a folding lock structure, it comprises a tapered end and a folded sheet group, wherein this folded sheet group comprises the folded sheet of plural number piece, the upper and lower end of each folded sheet is riveted with adjacent front and back folded sheet respectively, and the rightmost folded sheet in this folded sheet group, its upper end then rivets with the right side of this tapered end, the leftmost folded sheet in this folded sheet group, its upper end forms a set bar, can insert the set bar patchhole of this tapered end, in order to form the locking system of shutting, rely on the constitution of above-mentioned component, have the operation that conveniently folds and puts the tool to lock and easily expand to lock.

Description

folding lock structure

technical field

The utility model relates to a foldable lock structure, especially a foldable lock structure which can be folded conveniently, especially suitable for bicycle anti-theft locks, so as to facilitate users to fold and place locks and unfold and lock them.

Background technique

Generally, anti-theft locks for bicycles are mostly cable locks and U-shaped locks. , the placement of U-shaped locks, the user must install a lock frame on the frame of the bicycle for the placement of these locks, but because there are many accessories related to bicycles, the places that can be added are very limited. If After the lock frame is installed, it may be crowded into the hanging space of other accessories. This situation really bothers users deeply.

In addition, if bicycle enthusiasts only do short-distance riding, they usually do not leave the car, so the chances of needing to lock it are relatively low. On the contrary, when riding for medium and long distances, especially when overnight stays are required, the rider will leave the car. There are more opportunities for bicycles, and the places they go are often unfamiliar places. It is inevitable to use locks to prevent the car from being stolen. There are also a lot of equipment and necessities, so most of them will carry a backpack with them for the placement of these necessities, and in order to increase the hanging position of the equipment, even the chain rack is not installed as much as possible, usually put the lock in the backpack and wait until it is ready Take it out when locked. As mentioned above, the existing cable locks are bulky and the U-shaped locks are large and cannot be reduced. It is troublesome to store the locks, but so far there is no better solution, which makes users feel deeply Inconvenience.

Contents of the invention

In view of the lack of conventional formulas, the designer of the utility model of this case finally completed the folding lock structure of the utility model after numerous studies and improvements, that is, the purpose of the utility model of this case is to provide a folding lock structure that can be folded conveniently, which is especially suitable for The anti-theft lock for bicycles is convenient for the user to fold and place the lock and easy to unfold the lock.

In order to achieve the utility model purpose of the above-mentioned case, the folding lock structure of the present utility model is composed of a lock head and a flap group, wherein:

The lock includes:

A first side cover, the cover body is provided with a perforation, one side of the cover body extends downwards with an arm, and the arm is provided with a first riveting hole for a rivet to penetrate and riveted with the flap group;

A middle sleeve, the right side of which is sleeved on the inner side of the first side cover, the middle sleeve has a first through hole, the right side of the middle sleeve extends downwards an inner arm, and the inner arm is provided with a a second riveting hole, the second riveting hole corresponds to the first riveting hole, for the rivet to pass through, and to be riveted with the flap group;

an outer cylinder having a second through hole;

A lock body with a lock core set inside, a lock hole on one side of the lock body, and a drive shaft protruding from the other side of the lock body;

A dead bolt seat, its front side is provided with a dead bolt, and its rear side is provided with a slot, and this slot is inserted into by this drive shaft, and this dead bolt seat is pressed against by the elastic force of one end of a spring, and the other end of this spring is against the lock body;

An inner cylinder is threaded in the first through hole of the middle sleeve. The inner cylinder has an inner chamber for the bolt seat, the spring and the lock body to be accommodated therein. The bottom side of the inner chamber is provided with an exit hole for the bolt to move in and out;

A sleeve is sleeved in the second through hole of the outer cylinder, and the sleeve has a third through hole for the middle sleeve to be accommodated therein;

A second side cover, the periphery of the cover is provided with a lockbolt insertion hole, the inner side of the cover is provided with a bottom groove seat, and the bottom groove seat is provided with a deadbolt receiving groove corresponding to the passing hole , for the bolt to move in and out;

The flap group is composed of a plurality of flaps, and each flap is provided with a riveting hole at the upper end and the lower end respectively, and the riveting hole corresponds to the riveting hole at one end of the adjacent flap for the The rivets are pierced and riveted, and the riveting hole at the upper end of the rightmost flap in the flap group corresponds to the first riveting hole of the arm of the lock head and the second riveting hole of the inner arm , for the rivet to penetrate into the riveting, the upper end of the leftmost flap in the flap group forms a locking bolt upwards and is provided with a penetration hole, and the locking bolt can be inserted into the locking bolt insertion hole of the lock head , to form a locked lock system.

The above-mentioned cover body is provided with a bottom pad inside.

The above-mentioned cover body is provided with a spacer block inside it.

The above-mentioned rivets are provided with two spacers in the rivet body, and each spacer is closely attached to the outside of the riveting hole, the first riveting hole and the second riveting hole of each flap, so as to strengthen the space between each flap. riveting strength.

Compared with the prior art, the utility model adopting the above-mentioned technical solution has the advantages of convenient folding and placing of the lock and easy unfolding and locking operation.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the utility model;

Fig. 2 is a perspective view of the utility model;

Fig. 3 is a combined sectional view of the utility model;

Fig. 4 is a schematic diagram of the locking operation of the present utility model;

Fig. 5 is a schematic diagram of an embodiment of the present invention.

Explanation of reference signs: A folding lock; 1 lock head; 11 first side cover; 110 cover body; 111 perforation; 112 support arm; 113 first riveting hole; C rivet; ; 122 inner support arm; 123 second riveting hole; 13 outer cylinder; 131 second through hole; 14 lock body; 140 lock core group; 141 lock hole; 142 drive shaft; Lock bolt; S spring; 16 inner barrel; 161 inner chamber; 162 piercing hole; 17 bottom groove seat; 171 lock tongue capacity groove; 18 sleeve; 181 third through hole; 19 second side cover; 191 locking bolt insertion hole; D limit block; E bottom pad; 2 folding pieces; 21, 22 folding pieces; 211, 212, 223 riveting holes; 221 locking bolt; Key; 3 locked piece; 4 fixed body.

Detailed ways

Please refer to Fig. 1, Fig. 2, shown in Fig. 3, the folding lock A of the present utility model, it is made up of a lock head 1 and a flap group 2, wherein:

The lock head 1 includes:

A first side cover 11, the cover body 110 is provided with a perforation 111, one side of the cover body 110 extends downwards an arm 112, the arm 112 is provided with a first riveting hole 113 for a rivet C to penetrate, And riveted with the flap group 2;

A middle sleeve 12, the right side of which is sleeved on the inner side of the first side cover 11, the middle sleeve 12 has a first through hole 121, and an inner arm 122 extends downwards from the right side of the middle sleeve 12, The inner support arm 122 is provided with a second riveting hole 123, the second riveting hole 123 corresponds to the first riveting hole 113, for the rivet C to penetrate, and riveted with the flap group 2;

An outer cylinder 13 having a second through hole 131;

A lock body 14, its inside is provided with a lock core group 140 (the structure of this lock core group 140 is prior art, so do not repeat it in detail), this lock body 14 side is provided with a lockhole 141, this lock body 14 other side A drive shaft 142 protrudes from the side;

A deadbolt seat 15, its front side is provided with a deadbolt 152, and its rear side is provided with a slot 151, and this slot 151 is inserted for this driving shaft 142, and this deadbolt seat 15 is pushed up by the elastic force of one end of a spring S Arrest, the other end of the spring S abuts against the lock body 14;

An inner cylinder 16 is set in the first through hole 121 of the middle sleeve 12, and the inner cylinder 16 has an inner chamber 161 for the bolt seat 15, the spring S and the lock body 14 to accommodate other Inside, the bottom side of the inner chamber 161 is provided with a piercing hole 162 for the locking tongue 152 to move in and out;

A sleeve 18 is sleeved in the second through hole 131 of the outer cylinder 13, and the sleeve 18 has a third through hole 181 for the middle sleeve 12 to be accommodated therein;

A second side cover 19, the periphery of the cover body 190 is provided with a locking bolt insertion hole 191, and the inner side of the cover body 190 accommodates a bottom pad E, a bottom groove seat 17 and a spacer block D, the bottom groove seat 17 A deadbolt accommodation groove 171 is provided, and the deadbolt accommodation groove 171 corresponds to the passing hole 162 for the movement of the deadbolt 152 in and out;

The flap group 2 is composed of a plurality of flaps 21, 22, the upper and lower ends of each flap 21, 22 are respectively provided with a riveting hole 211, 212 (223), the riveting hole 211, 212 (223) ) and correspond to the riveting holes 211, 212 (223) at one end of the adjacent flaps 21 (22), for the rivet C to be riveted through, and the rightmost flap 21 in the flap group 2 , the riveting hole 211 at the upper end corresponds to the first riveting hole 113 of the arm 112 of the lock head 1, and the second riveting hole 123 of the inner arm 122, so that the rivet C can be inserted into the riveting. A leftmost flap 22 in the sheet group 2 has a locking bolt 221 formed on its upper end and a penetration hole 222, and the locking bolt 221 can be inserted into the locking bolt insertion hole 191 of the lock head 1 to form a lock lock system.

The above-mentioned rivet C has two pads B set in its rivet body, and each pad B is closely attached to the riveting holes 211, 212, 223 of the flaps 21, 22, the first riveting hole 113 and the second riveting hole. The outer sides of the two riveting holes 123 are used to strengthen the riveting strength between the flaps 21 and 22 .

By virtue of the composition of the above elements, when the utility model is used for folding operation, the leftmost flap 22 in the flap group 2 is first inserted into the latch insertion hole 191 with its latch 221, and the latch 152 is received. The elastic force of the spring S will push through the penetration hole 222 to form a locked lock, and then the other flaps 21 will be bent and retracted in the direction of the lock head 1 (as shown in Figure 3). Fold the folding lock A to the minimum volume, and then put it into the side pocket of the backpack or bicycle, which saves the need to install a lock frame on the bicycle rack, and is convenient to carry without taking up space, and can effectively solve the problem of traditional lock placement The problem.

Please refer to Fig. 4 and Fig. 5. When locking a bicycle or other objects, first insert the key K into the lock hole 141, turn the lock core group 140 to link the drive shaft 142, and drive the lock tongue 152 to exit and penetrate. hole 222, now you can extract the leftmost flap 22 of the flap group 2, and then stretch each flap 21, 22 to pass around the locked piece 3 (the locked piece 3 is a bicycle or other objects), and Surround a fixed body 4 (the fixed body 4 is a bicycle rack, railing, column, etc.), and then insert the leftmost flap 22 in the flap group 2 into the lock bolt insertion hole 191 with its lock bolt 221 , the bolt 152 will pass through the penetration hole 222 to form a locked lock, and then pull out the key K from the lock hole 141 to complete the locking operation; when unlocking, follow the reverse operation procedure to complete Unlock operation.

The above description is only illustrative, rather than restrictive, of the present utility model. Those of ordinary skill in the art understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined in the claims. But all will fall within the protection scope of the present utility model.

Claims (4)

1. A folding lock structure, characterized in that: it consists of a lock head and a flap group, wherein: The lock includes: A first side cover, the cover body is provided with a perforation, one side of the cover body extends downwards with an arm, and the arm is provided with a first riveting hole for a rivet to penetrate and riveted with the flap group; A middle sleeve, the right side of which is sleeved on the inner side of the first side cover, the middle sleeve has a first through hole, the right side of the middle sleeve extends downwards an inner arm, and the inner arm is provided with a a second riveting hole, the second riveting hole corresponds to the first riveting hole, for the rivet to pass through, and to be riveted with the flap group; an outer cylinder having a second through hole; A lock body with a lock core set inside, a lock hole on one side of the lock body, and a drive shaft protruding from the other side of the lock body; A dead bolt seat, its front side is provided with a dead bolt, and its rear side is provided with a slot, and this slot is inserted into by this drive shaft, and this dead bolt seat is pressed against by the elastic force of one end of a spring, and the other end of this spring is against the lock body; An inner cylinder is threaded in the first through hole of the middle sleeve. The inner cylinder has an inner chamber for the bolt seat, the spring and the lock body to be accommodated therein. The bottom side of the inner chamber is provided with an exit hole for the bolt to move in and out; A sleeve is sleeved in the second through hole of the outer cylinder, and the sleeve has a third through hole for the middle sleeve to be accommodated therein; A second side cover, the periphery of the cover is provided with a lockbolt insertion hole, the inner side of the cover is provided with a bottom groove seat, and the bottom groove seat is provided with a deadbolt receiving groove corresponding to the passing hole , for the bolt to move in and out; The flap group is composed of a plurality of flaps, and each flap is provided with a riveting hole at the upper end and the lower end respectively, and the riveting hole corresponds to the riveting hole at one end of the adjacent flap for the The rivets are pierced and riveted, and the riveting hole at the upper end of the rightmost flap in the flap group corresponds to the first riveting hole of the lock arm and the second riveting hole of the inner arm. For the rivet to penetrate and rivet, the upper end of the leftmost flap in the flap group forms a locking bolt upwards and is provided with a penetration hole, and the locking bolt can be inserted into the locking bolt insertion hole of the lock head, to form a locked lock. 2. The folding lock structure according to claim 1, wherein a bottom pad is accommodated inside the cover. 3 . The folding lock structure according to claim 1 , wherein a spacer is accommodated inside the cover. 4 . 4. The folding lock structure according to claim 1, characterized in that: the rivet body is covered with two spacers, and each spacer is closely attached to the riveting hole and the first riveting hole of the flap and the outside of the second riveting hole to strengthen the riveting strength between the flaps.

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