CN215369256U

CN215369256U - Safe padlock lock core easy to open and close

Info

Publication number: CN215369256U
Application number: CN202022773603.9U
Authority: CN
Inventors: 徐洪杰
Original assignee: Haining Yongbao Lock Co ltd
Current assignee: Haining Yongbao Lock Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-12-31
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a safe and easily-opening and closing padlock lock core, which belongs to the technical field of lock cores and comprises a padlock, wherein a reset spring A is fixedly connected to the inner side of one end of the padlock, the top end of the reset spring A is welded and connected with a lock beam, the bottom end of one side of the lock beam is provided with a clamping groove A, one side of the clamping groove A is clamped and connected with a buckle, the top end of the buckle is provided with a groove A, one side of the buckle is welded and connected with a lock core, the bottom end of the lock core is fixedly connected with a rotary rod through a screw, the bottom end of the rotary rod is fixedly connected with a lock tongue, the inner side of one end of the lock tongue is slidably connected with a marble B, one side of the marble B is movably connected with a marble A, and one side of the marble A is welded and connected with a reset spring B. The padlock lock core is safe and easy to open and close, and the padlock can be safer by the mutual matching of the rotary rod, the lock core and the clamping groove A, so that an iron wire is prevented from being pried, and the practicability of the padlock is improved.

Description

Safe padlock lock core easy to open and close

Technical Field

The utility model relates to the technical field of lock cylinders, in particular to a safe padlock lock cylinder easy to open and close.

Background

Mechanical locks are most commonly used, in general, as cylinder locks and blade locks. The lock core of the existing plastic padlock basically adopts a pin tumbler lock, and because the pin tumbler shape of the pin tumbler lock is a cylinder, the number of used pin tumblers is limited, the key amount of the lock is small, and the safety is not high. The blade lock adopts thinner blade marbles, the number of the blades which is several times that of the cylinder marbles can be adopted on the lock core with the same size, the key amount of the lock is far larger than that of the marble lock, and the safety is higher. The blade of the blade lock is provided with a key jack, so that the blade and the key can be manufactured conveniently, the blade is provided with lock teeth, the lock teeth are arranged at one end, which is far away from the key jack, of the key jack, and racks matched with the lock teeth are correspondingly arranged at two side ends of the key; the structure can cause that a user is easy to scratch in the using and storing process, and certain potential safety hazards exist.

The patent No. 201721117133.2 discloses a safe and easy-to-open padlock lock cylinder, which comprises a lock head and a lock cylinder, when the padlock is unlocked, a matched key is inserted into the lock cylinder, the key jacks up a lock pin, and the lock cylinder is not restrained by the lock pin, and then the key is used for rotating the lock cylinder, so as to drive the lock head to rotate; after the lock head rotates to the unlocking position, the locking balls are accommodated in the ball sockets of the lock head, so that the locking hooks are pulled out of the lock body; when the padlock is locked, the lock hook is pressed into the lock body, the lock core is rotated, the lock balls are rotated out of the ball sockets of the lock core, and are generally locked and clamped in the clamping grooves of the lock hook and are generally positioned in the lock body, and the lock balls are abutted by the lock head, so that the lock hook cannot be separated from the lock body; after the lock is unlocked, the rotating pin is always in an unlocked state, and the rotating pin must be reset by using a key, so that the lock with the structure is inconvenient to use.

The lock core of the safe easy-to-open padlock has some defects; 1. the safe easy-open padlock lock cylinder is pried open by iron wires and the like, and is unsafe. 2. The lock cylinder of the safe easy-to-open padlock can corrode after being used for a long time, and the abrasion between the lock cylinder and the lock tongue is easy to generate.

SUMMERY OF THE UTILITY MODEL

The utility model provides a safe and easy-to-open padlock lock cylinder, and aims to solve the problems of safety of a padlock and abrasion between the padlock lock cylinder and a lock tongue.

The specific technical scheme provided by the utility model is as follows:

the utility model provides a safe and easy-opening padlock lock core, which comprises a padlock, wherein the inner side of one end of the padlock is fixedly connected with a return spring A, the top end of the reset spring A is welded and connected with a lock beam, the bottom end of one side of the lock beam is provided with a clamping groove A, one side of the clamping groove A is clamped and connected with a buckle, the top end of the buckle is provided with a groove A, one side of the buckle is welded and connected with a lock core, the bottom end of the lock core is fixedly connected with a rotating rod through a screw, the bottom end of the rotating rod is fixedly connected with a lock tongue, the inner side of one end of the lock tongue is connected with a marble B in a sliding way, one side of the marble B is movably connected with a marble A, one side of the marble A is welded and connected with a return spring B, the top end of the padlock is slidably connected with a rubber plug, the rubber buffer both sides heat is glued and is connected with the arch, the arch is connected with draw-in groove B block, rubber buffer bottom welded connection reset spring C, recess B has been seted up to lock core one side.

Optionally, the bottom end of the rubber plug is connected with the groove A in a clamping manner.

Optionally, the marble A, the marble B and the return spring B are arranged in groups at equal intervals along the inner side wall of one end of the padlock.

Optionally, a spring groove a is formed in the inner side of one end of the padlock, and one end of the return spring B is welded to the spring groove a.

Optionally, spring groove B has been seted up to the rubber buffer bottom.

The utility model has the following beneficial effects:

1. the utility model provides a safe and easily-opened padlock lock cylinder, a key is placed in a key hole, a pin B is enabled to move towards the right end by key teeth of the key, the pin B moves towards the right end so as to control the pin A to move towards the right end, a return spring B contracts by moving towards the right end, the key is rotated, the key rotates to drive a rotating rod to rotate, the rotating rod rotates so as to control the lock cylinder to rotate, the lock cylinder rotates to control a buckle to rotate, the buckle is connected with a groove B in a clamping mode, a lock beam can move up and down by rotating of the buckle, when force between the buckle and a clamping groove A disappears, the lock beam is separated from the padlock due to the action of the return spring A, the padlock is opened, and the padlock can be safer by means of mutual matching among the rotating rod, the lock cylinder and the clamping groove A, and an iron wire can be prevented from being pried.

2. According to pressing the rubber buffer, the rubber buffer produces decurrent power, reset spring B's elasticity makes the rubber buffer rebound, reset spring B has corrosion resistance, gap by between rubber buffer and the padlock instils into lubricating oil, lubricating oil gets into inside the padlock, when lubricating oil has the padlock bottom to flow, press the rubber buffer downwards, make the rubber buffer fixed with the padlock because of the effect of arch and draw-in groove B, through the rubber buffer, mutually support between reset spring C and the recess A, be convenient for to the inside lubricating oil that adds of padlock, reduce the inside wearing and tearing of padlock, increase the life of padlock.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a padlock lock cylinder with security and easy opening and closing according to an embodiment of the utility model;

fig. 2 is a partially enlarged schematic structural diagram of a lock cylinder of a safe and easy-to-open padlock according to an embodiment of the utility model.

Fig. 3 is a schematic view of a locking structure of a padlock cylinder with security and easy opening and closing according to an embodiment of the present invention.

In the figure: 1. a padlock; 2. a return spring A; 3. a lock beam; 4. a card slot; 5. buckling; 6. a clamping groove A; 7. a lock cylinder; 8. rotating the rod; 9. a latch bolt; 10. a return spring B; 11. a spring slot A; 12. marbles; 13. a marble B; 14. a rubber plug; 15. a protrusion; 16. a clamping groove B; 17. a spring groove B; 18. a return spring C; 19. and (4) a groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A lock cylinder of a security easy-open padlock according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1 to 3, the padlock lock cylinder provided by the embodiment of the present invention includes a padlock 1, a return spring a2 is fixedly connected to an inner side of one end of the padlock 1, a lock beam 3 is welded and connected to a top end of the return spring a2, a notch a4 is formed at a bottom end of one side of the lock beam 3, a buckle 5 is engaged and connected to one side of the notch a4, a groove a6 is formed at a top end of the buckle 5, a lock cylinder 7 is welded and connected to one side of the buckle 5, a rotating rod 8 is fixedly connected to a bottom end of the lock cylinder 7 through a screw, a lock tongue 9 is fixedly connected to a bottom end of the rotating rod 8, a marble B13 is slidably connected to an inner side of one end of the lock tongue 9, a marble a12 is movably connected to one side of the marble B13, a return spring B10 is welded and connected to one side of the marble a top end of the padlock 1, a rubber stopper 15 is thermally bonded and connected to a protrusion 15, and a notch B16 are engaged and connected to one side of the rubber stopper B12, 14 bottom welded connection reset spring C18 of rubber buffer, lock core 7 one side is seted up fluted B19, through the mutually supporting between rotary rod 8, lock core 7 and the draw-in groove A4, can make the padlock comparatively safe, avoids the iron wire to prize, through rubber buffer 14, mutually supporting between reset spring C18 and the recess A6, be convenient for to the inside lubricating oil that adds of padlock, reduce the inside wearing and tearing of padlock, the life of increase padlock improves the practicality of padlock.

Referring to fig. 1 and 3, the bottom end of the rubber plug 14 is in snap connection with the groove a6, and the rubber plug 14 and the groove a6 can clamp the lock cylinder 7, so that the safety of the padlock 1 is improved.

Referring to fig. 1, the pins a12, B13 and the return spring B10 are arranged in groups along the inner side wall of one end of the padlock 1 at equal intervals, so that the padlock 1 can be locked, and the practicability of the padlock is improved.

Referring to fig. 1, a spring slot a11 is opened on the inner side of one end of the padlock 1, one end of the return spring B10 is welded with the spring slot a11, and the spring slot a11 and the return spring B10 are matched with each other to lock the padlock 1.

Referring to fig. 2, the bottom end of the rubber plug 14 is provided with a spring groove B17, the elastic force of the return spring C18 makes the rubber plug 14 move up and down, and lubricating oil can conveniently enter the padlock 1.

The utility model relates to a safe and easy-opening padlock lock core, a key is placed in a key hole, the key teeth of the key enable a pin B13 to move towards the right end, a pin B13 moves towards the right end so as to control the pin A12 to move towards the right end, the pin A12 moves towards the right end so as to enable a return spring B10 to contract, the key is rotated to drive a rotating rod 8 to rotate, the rotating rod 8 rotates so as to control a lock core 7 to rotate, the lock core 7 rotates to control a buckle 5 to rotate, the buckle 5 is in clamping connection with a groove B19, the buckle 5 rotates so as to enable a lock beam 3 to move up and down, when the force between the buckle 5 and a clamping groove A4 disappears, due to the action of the return spring A2, the lock beam 3 is separated from the padlock 1, the padlock 1 is opened, the rubber plug 14 is pressed, the rubber plug 14 generates downward force, the elastic force of the return spring B10 enables the rubber plug 14 to move upwards, the return spring B10 has corrosion resistance, lubricating oil is dripped from a gap between the rubber plug 14 and the padlock 1, lubricating oil enters the inside of the padlock 1, when the lubricating oil flows out from the bottom end of the padlock 1, the rubber plug 14 is pressed downwards, and the rubber plug 14 is fixed with the padlock 1 due to the action of the protrusion 15 and the clamping groove B16.

The utility model relates to a safe padlock lock core easy to open and close, which comprises a padlock 1 and a padlock; 2. a return spring A; 3. a lock beam; 4. a clamping groove A; 5. buckling; 6. a groove A; 7. a lock cylinder; 8. rotating the rod; 9. a latch bolt; 10. a return spring B; 11. a spring slot A; 12. marbles; 13. a marble B; 14. a rubber plug; 15. a protrusion; 16. a clamping groove B; 17. a spring groove B; 18. a return spring C; 19. and a groove B. The components are standard parts in general or known to those skilled in the art, and their structure and principle are known to those skilled in the art through technical manuals or through routine experimentation.

It will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention without departing from the spirit or scope of the embodiments of the utility model. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to encompass such modifications and variations.

Claims

1. The safe and easily-opening padlock lock cylinder comprises a padlock (1) and is characterized in that a reset spring A (2) is fixedly connected to the inner side of one end of the padlock (1), the top end of the reset spring A (2) is welded and connected with a lock beam (3), a clamping groove A (4) is formed in the bottom end of one side of the lock beam (3), a clamping buckle (5) is clamped and connected to one side of the clamping groove A (4), a groove A (6) is formed in the top end of the buckle (5), a lock cylinder (7) is welded and connected to one side of the buckle (5), a rotating rod (8) is fixedly connected to the bottom end of the lock cylinder (7) through a screw, a lock tongue (9) is fixedly connected to the bottom end of the rotating rod (8), a marble B (13) is slidably connected to the inner side of one end of the lock tongue (9), a marble A (12) is movably connected to one side of the marble A (12), and a reset spring B (10) is welded and connected to one side of the marble B, padlock (1) top sliding connection rubber buffer (14), rubber buffer (14) both sides heat bonding is connected with arch (15), arch (15) are connected with draw-in groove B (16) block, rubber buffer (14) bottom welded connection reset spring C (18), recess B (19) have been seted up to lock core (7) one side.

2. A safety easy-open padlock cylinder according to claim 1, characterized in that the bottom end of the rubber plug (14) is in snap connection with the groove a (6).

3. A security and easy-open padlock lock cylinder according to claim 1, characterized in that the pins a (12), the pins B (13) and the return spring B (10) are arranged in groups at equal intervals along the inner side wall of one end of the padlock (1).

4. The lock core of a safe and easy-to-open padlock according to claim 1, characterized in that a spring groove A (11) is formed inside one end of the padlock (1), and one end of the return spring B (10) is welded with the spring groove A (11).

5. A safe and easy-to-open padlock cylinder according to claim 1, characterized in that the bottom end of the rubber plug (14) is provided with a spring groove B (17).