CN221096178U - Padlock with pick-proof function - Google Patents

Abstract

The utility model discloses a padlock with a prying-resistant function, which belongs to the technical field of padlocks and comprises a lock body, wherein a nameplate is fixedly arranged on one side of the lock body, a lock cylinder is movably penetrated through the bottom of the lock body, a fixed plate is fixedly arranged at the top of the lock cylinder, connecting rods are symmetrically arranged on the outer sides of the fixed plates, a latch is fixedly arranged at one end of the connecting rods, which is far away from the fixed plate, a first spring is fixedly arranged on one side of the connecting rods, a reinforcing sleeve in the embodiment pops out under the elastic force of a reset spring, and part of the reinforcing sleeve popping out of the lock body surrounds a protective lock beam, so that the reinforcing sleeve is used for additional protection of the lock beam, the protective force of the lock beam is enhanced, the prying-resistant capability of the lock beam is improved, the lock beam thickened by one time is more resistant to shearing, the latch is blocked in the lock body by a larger contact area, the tensile property of the latch is enhanced, the lock beam is not easy to fall off, the whole tensile property is better, the reinforcing sleeve can be conveniently stored, and storage space is saved.

Description

Padlock with pick-proof function

Technical Field

The utility model relates to the technical field of padlocks, in particular to a padlock with a prying-resistant function.

Background

The padlock is a closed lock which is formed by directly buckling an annular or straight-shaped metal stem, namely a lock beam, on a lock body through the lock beam, and is a common lock in daily life and a tool for protecting property.

Currently, with the improvement of life quality, the protection requirement of people on the padlock is further improved, for example, the patent with the publication number of CN210342999U is entitled "an anti-theft padlock", and the patent discloses that the utility model provides an anti-theft padlock which comprises a padlock body and a lock beam, wherein the padlock body comprises a lock body and a lock beam, the lock beam comprises a rotating section rotatably arranged in the lock body, a clamping section capable of being clamped and inserted into the lock body and an arc-shaped connecting section for connecting the rotating section and the clamping section, and the anti-theft shell comprises a main shell sleeved outside the lock body, a first protection shell arranged outside the rotating section and a second protection shell arranged outside the clamping section; the top of the main shell is provided with an upper press-connection frame which is press-connected with the top of the lock body, the bottom of the main shell is provided with a lower press-connection frame which is press-connected with the bottom of the lock body, the first protective shell is sleeved outside the rotating section and is open towards one side of the clamping section, the second protective shell comprises a first protective plate and a second protective plate, wherein the first protective plate and the lock beam are arranged in parallel on the plane where the lock beam is located, the second protective plate and the first protective plate are distributed at right angles, and the clamping section is positioned on the inner side of the right angle formed by the first protective plate and the second protective plate.

However, the prior anti-theft padlock discovers that the first protective shell and the second protective shell on two sides of the lock are not comprehensive enough to protect the lock beam in the use process, the anti-prying tensile property of the lock beam is insufficient, the first protective shell and the second protective shell are inconvenient to store, and the use is inconvenient.

Disclosure of utility model

The utility model aims to provide a padlock with a prying-resistant function, which aims to solve the problems that the first protective shell and the second protective shell on two sides of the lock provided in the background art are not comprehensive enough in protection of a lock beam, the tensile and shearing resistance of the lock beam is insufficient, the first protective shell and the second protective shell are inconvenient to store, and the lock is inconvenient to use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a padlock with pick-proof function, includes the lock body, lock body one side fixed mounting has the nameplate, lock body bottom activity has run through the lock core, lock core top fixed mounting has the fixed plate, the connecting rod is installed to the fixed plate outside symmetry, fixed plate one end fixed mounting has the latch is kept away from to the connecting rod, the latch is located connecting rod one side fixed mounting and has a first spring, two through-holes have been seted up to lock body top symmetry, the through-hole inner wall fixed mounting that the lock body was seted up has a spacing ring, the inside sliding connection of first spacing ring has the sleeve of strengthening, the inside sliding connection of sleeve has the lock beam, lock beam one end bottom fixed mounting has the second spring, the fixed second spacing ring that has cup jointed in the sleeve bottom outside, the dead lever outside has cup jointed reset spring.

As still further aspects of the utility model: wherein, a chute is arranged on one side of the reinforcing sleeve close to the center point of the lock body, a fixed block is fixedly arranged on the top of the inner wall of the chute of the reinforcing sleeve, the latch is fixedly provided with a bolt at one end, which is away from the connecting rod, and the bolt is matched with the fixed block; the bolt is connected by the fixing block conveniently, so that the position of the fixing block is fixed by the bolt, the reinforcing sleeve is fixed by the fixing block, and the position of the reinforcing sleeve is fixed by the bolt.

As still further aspects of the utility model: the lock beam is characterized in that an oblique angle is arranged at one end, away from the connecting rod, of the latch, oblique openings are symmetrically formed in the inner side of the lock beam, the oblique angle of the latch is matched with the oblique opening formed in the lock beam, and the overlooking cross section of the connecting rod is L-shaped; the connecting rod of "L" shape is convenient for utilize surrounds in the outside of fixed plate, and when the fixed plate rotated, the fixed plate can drive the connecting rod and drive the latch and remove to fixed plate department to the bevel angle of latch breaks away from the bevel connection of lock beam, thereby the latch no longer spacing lock beam.

As still further aspects of the utility model: wherein, one end of the first spring far away from the latch is fixedly arranged on one side of the inner wall of the lock body; the first spring is convenient to be used as a reset power source of the latch, when the fixed plate rotates to push the connecting rod to drive the latch, the latch moves towards the direction of the fixed plate to compress the first spring, and when the fixed plate does not rotate to push the connecting rod any more, the latch can be pushed to return to the original position under the action of the elastic force of the first spring.

As still further aspects of the utility model: the outer side of the second limiting ring is provided with a round angle, the round angle arranged on the second limiting ring is abutted with the inner wall of the lock body, and the top of the second limiting ring is abutted with the bottom of the first limiting ring; the second limiting ring is convenient to stably slide in the lock body by utilizing the round angle, friction is reduced, the second limiting ring is limited by utilizing the first limiting ring, and the second limiting ring is prevented from being separated from the lock body.

As still further aspects of the utility model: wherein, the second spring deviates from lock roof beam one end and lock inner wall bottom fixed mounting, just lock roof beam front view transversal personally submits "? A shape; the lock beam is conveniently pushed by the second spring, when the lock beam is not limited any more, the second spring can push the lock Liang Xiangsuo to move outside the body, the lock beam can be automatically opened, and the lock beam is convenient to use.

As still further aspects of the utility model: the top of the fixed rod is fixedly arranged at the bottom of the first limiting ring, the bottom of the return spring is abutted against the inner wall of the lock body, and the top of the return spring is abutted against the bottom of the second limiting ring; the reset spring can slide on the fixed rod conveniently, and the reset spring can automatically push the second limiting ring to move upwards, so that the operation is convenient.

Compared with the prior art, the utility model has the beneficial effects that:

1. The reinforcing sleeve in this embodiment pops out under reset spring's elasticity effect, and the reinforcing sleeve pops out the part of lock body and surrounds the protection lock beam to utilize the reinforcing sleeve as the extra protection of lock beam, strengthen the protection power of lock beam, improve the pick-proof ability of lock beam, the lock beam of thickening one time is more shearing-resistant, is difficult for being sheared, improves whole protection power.

2. When the lock beam in this embodiment is pulled, the lock beam can drive the latch that is connected with its bevel connection, and the latch extrudes in the lock body and promotes second spacing ring and reinforcement sleeve, and the second spacing ring receives the spacing of first spacing ring to the multilayer is pulled and is blocked, and the latch is blocked in the lock body and is blocked area of contact and is bigger, strengthens the tensile properties of latch, and the lock beam also is difficult for droing, and whole tensile properties is better.

3. The reinforcing sleeve in this embodiment presses the reinforcing sleeve when the lock beam unblock is opened, until reinforcing sleeve top flushes with the lock body top, and the latch resets under the elasticity effect of first spring, and the latch drives the bolt and inserts in the fixed block to spacing fixed block, thereby spacing reinforcing sleeve, can conveniently accomodate the reinforcing sleeve, practice thrift the accommodation space, when needs lock door, the reinforcing sleeve after accomodating also can not hinder the lock beam, and user operable space is not influenced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a front cross-sectional view of the lock body of the present utility model;

FIG. 3 is a schematic view of the structure of the area A in FIG. 2;

FIG. 4 is a side cross-sectional view of a reinforcing sleeve of the present utility model;

FIG. 5 is a top cross-sectional view of the reinforcing sleeve of the present utility model;

The correspondence between the reference numerals and the component names in the drawings is as follows:

1. A lock body; 2. a nameplate; 3. a lock core; 4. a fixing plate; 5. a connecting rod; 6. a latch; 7. a first spring; 8. a first stop collar; 9. a reinforcing sleeve; 10. a lock beam; 11. a second spring; 12. a second limiting ring; 13. a fixed rod; 14. a return spring; 15. a fixed block; 16. a bolt.

Detailed Description

Please refer to fig. 1-4: the padlock with the anti-prying function comprises a lock body 1, wherein a nameplate 2 is fixedly arranged on one side of the lock body 1, a lock cylinder 3 is movably penetrated through the bottom of the lock body 1, a fixed plate 4 is fixedly arranged at the top of the lock cylinder 3, a connecting rod 5 is symmetrically arranged on the outer side of the fixed plate 4, a latch 6 is fixedly arranged at one end of the connecting rod 5 far away from the fixed plate 4, a first spring 7 is fixedly arranged on one side of the latch 6, an oblique angle is arranged at one end of the latch 6 far away from the connecting rod 5, oblique openings are symmetrically arranged on the inner side of a lock beam 10, the oblique angle of the latch 6 is matched with the oblique openings formed on the lock beam 10, and the overlooking cross section of the connecting rod 5 is L-shaped; the connecting rod 5 of "L" shape is convenient for utilize surrounds in the outside of fixed plate 4, when fixed plate 4 rotates, fixed plate 4 can drive connecting rod 5 drive latch 6 to fixed plate 4 department remove, thereby the oblique angle of latch 6 breaks away from the sloping of lock beam 10, thereby latch 6 no longer spacing lock beam 10, reinforcing sleeve 9 pops out under reset spring 14's elasticity effect, reinforcing sleeve 9 pops out the part of lock body 1 and surrounds protection lock beam 10, thereby utilize reinforcing sleeve 9 as the extra protection of lock beam 10, reinforcing lock beam 10's protective force, the pick-proof ability of lock beam 10 is improved, the lock beam 10 that thickens one time is more resistant to cut, be difficult for being cut, improve whole protective force.

As shown in fig. 2, one end of the first spring 7, which is far away from the latch 6, is fixedly arranged on one side of the inner wall of the lock body 1; the first spring 7 is convenient to be used as a resetting power source of the latch 6, when the fixed plate 4 rotates to push the connecting rod 5 to drive the latch 6, the latch 6 moves towards the direction of the fixed plate 4 to compress the first spring 7, and when the fixed plate 4 does not rotate to push the connecting rod 5 any more, the latch 6 can be pushed to return to the original position under the elastic force of the first spring 7.

As shown in fig. 2 and 3, two through holes are symmetrically formed in the top of the lock body 1, a first limiting ring 8 is fixedly mounted on the inner wall of the through hole formed in the lock body 1, a reinforcing sleeve 9 is connected inside the first limiting ring 8 in a sliding manner, a sliding groove is formed in one side, close to the center point of the lock body 1, of the reinforcing sleeve 9, a fixed block 15 is fixedly mounted on the top of the inner wall of the sliding groove of the reinforcing sleeve 9, a plug 16 is fixedly mounted at one end, away from the connecting rod 5, of the latch 6, and the plug 16 is matched with the fixed block 15; the bolt 16 is convenient to connect by the fixed block 15, so that the position of the fixed block 15 is fixed by the bolt 16, the reinforcing sleeve 9 is fixed by the fixed block 15, so that the position of the reinforcing sleeve 9 is fixed by the bolt 16, the lock body 1 has the anti-prying function, the lock beam 10 is slidingly connected inside the reinforcing sleeve 9, the second spring 11 is fixedly arranged at the bottom of one end of the lock beam 10, one end of the second spring 11 deviating from the lock beam 10 is fixedly arranged at the bottom of the inner wall of the lock body 1, and the front cross section of the lock beam 10 is? A shape; the lock beam 10 is conveniently pushed by the second spring 11, when the lock beam 10 is not limited any more, the second spring 11 can push the lock beam 10 to move outwards of the lock body 1, and the lock beam 10 can be automatically opened, so that the lock is convenient to use.

In addition, when the lock beam 10 is unlocked and opened, the reinforcing sleeve 9 is pressed until the top of the reinforcing sleeve 9 is flush with the top of the lock body 1, the latch 6 is reset under the action of the elastic force of the first spring 7, and the latch 6 drives the bolt 16 to be inserted into the fixed block 15 so as to limit the fixed block 15, thereby limiting the reinforcing sleeve 9, conveniently storing the reinforcing sleeve 9, saving storage space, and when the door needs to be locked, the stored reinforcing sleeve 9 can not obstruct the lock beam 10, and the user operable space is not influenced.

As shown in fig. 3 and 4, the outer side of the bottom end of the reinforcing sleeve 9 is fixedly sleeved with a second limiting ring 12, the bottom of the second limiting ring 12 movably penetrates through a fixed rod 13, the outer side of the fixed rod 13 is sleeved with a return spring 14, the outer side of the second limiting ring 12 is provided with a round corner, the round corner arranged on the second limiting ring 12 is abutted with the inner wall of the lock body 1, and the top of the second limiting ring 12 is abutted with the bottom of the first limiting ring 8; the second limiting ring 12 can slide in the lock body 1 stably by using the round angle, friction is reduced, the second limiting ring 12 is limited by using the first limiting ring 8, the second limiting ring 12 is prevented from being separated from the lock body 1, the top of the fixing rod 13 is fixedly arranged at the bottom of the first limiting ring 8, the bottom of the return spring 14 is abutted with the inner wall of the lock body 1, and the top of the return spring 14 is abutted with the bottom of the second limiting ring 12; the return spring 14 can slide on the fixed rod 13 conveniently, and the return spring 14 automatically pushes the second limiting ring 12 to move upwards, so that the operation is convenient.

In addition, when the lock beam 10 is pulled, the lock beam 10 can drive the latch 6 connected with the bevel connection, the latch 6 extrudes and pushes the second limiting ring 12 and the reinforcing sleeve 9 in the lock body 1, and the second limiting ring 12 is limited by the first limiting ring 8, so that the latch 6 is blocked in the lock body 1, the blocking contact area is larger, the tensile property of the latch 6 is enhanced, the lock beam 10 is not easy to fall off, and the overall tensile property is better.

Working principle: when the lock beam 10 needs to be unlocked, firstly, a corresponding key is used for inserting the lock cylinder 3, so that the lock cylinder 3 is unlocked, the lock cylinder 3 is driven to rotate by the rotating key, the fixing rod 13 drives the fixing plate 4 to rotate, the fixing plate 4 rotates to push the connecting rod 5 to move towards the fixing plate 4, the connecting rod 5 drives the latch 6 to move towards the fixing plate 4, the oblique angle of the latch 6 breaks away from the bevel of the lock beam 10, the lock beam 10 is not limited any more, the lock beam 10 pops up under the action of the elastic force of the second spring 11, the lock beam 10 is opened, at the moment, the reinforcing sleeve 9 is pressed, the fixing block 15 is driven by the reinforcing sleeve 9 to move downwards until the top of the reinforcing sleeve 9 is flush with the top of the lock body 1, the key is loosened, the lock cylinder 3 is reset, the fixing plate 4 is reset, the latch 6 is reset under the elastic force of the first spring 7, then the latch 6 drives the latch 16 to reset, the latch 16 is inserted into the fixing block 15, thereby limiting the reinforcing sleeve 9, and the purpose of conveniently storing the reinforcing sleeve 9 is realized.

When the lock beam 10 needs to be locked again, the lock beam 10 is buckled at the position needing to be locked, then the lock beam 10 is aligned to the through hole at the top of the lock body 1, and the lock beam 10 is inserted back to the original position, so that the lock beam 10 extrudes and pushes the latch 6 to move towards the lock body 1, the latch 16 on the latch 6 does not limit the reinforcing sleeve 9 any more, the reinforcing sleeve 9 pops up under the elastic force of the return spring 14, the lock beam 10 is also pressed back to the original position, the latch 6 limits the lock beam 10 again, and the part of the reinforcing sleeve 9 popping up the lock body 1 surrounds the protection lock beam 10, so that the purpose of protecting the lock beam 10 is realized, and meanwhile, the lock has a prying-resistant function.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a padlock with pick-proof function, includes lock body (1), a serial communication port, lock body (1) one side fixed mounting has nameplate (2), lock body (1) bottom activity is run through and is had lock core (3), lock core (3) top fixed mounting has fixed plate (4), connecting rod (5) are installed to fixed plate (4) outside symmetry, connecting rod (5) are kept away from fixed plate (4) one end fixed mounting and are had latch (6), latch (6) are located connecting rod (5) one side fixed mounting and have first spring (7), two through-holes have been seted up to lock body (1) top symmetry, through-hole inner wall fixed mounting that lock body (1) were seted up has first spacing ring (8), inside sliding connection of first spacing ring (8) has reinforcing sleeve (9), inside sliding connection of reinforcing sleeve (9) has lock beam (10), second spring (11) are installed to lock beam (10) one end bottom fixed mounting, reinforcing sleeve (9) bottom outside is fixed cup joint second spacing ring (12), second spacing ring (12) bottom fixed mounting has fixed spring (13) outside fixed rod (13).

2. The padlock with the anti-prying function according to claim 1, wherein a chute is formed on one side, close to the center point of the lock body (1), of the reinforcing sleeve (9), a fixed block (15) is fixedly arranged on the top of the inner wall of the chute of the reinforcing sleeve (9), a bolt (16) is fixedly arranged at one end, away from the connecting rod (5), of the latch (6), and the bolt (16) is matched with the fixed block (15).

3. The padlock with the anti-prying function according to claim 1, characterized in that an oblique angle is arranged at one end of the latch (6) deviating from the connecting rod (5), oblique openings are symmetrically arranged on the inner side of the lock beam (10), the oblique angle of the latch (6) is matched with the oblique opening formed on the lock beam (10), and the cross section of the connecting rod (5) in a overlook view is L-shaped.

4. The padlock with the anti-prying function according to claim 1, characterized in that one end of the first spring (7) far away from the latch (6) is fixedly arranged on one side of the inner wall of the lock body (1).

5. The padlock with the anti-prying function according to claim 1, wherein a round angle is arranged on the outer side of the second limiting ring (12), the round angle arranged on the second limiting ring (12) is abutted against the inner wall of the lock body (1), and the top of the second limiting ring (12) is abutted against the bottom of the first limiting ring (8).

6. A padlock with anti-picking function according to claim 1, characterized in that the end of the second spring (11) facing away from the shackle (10) is fixedly mounted to the bottom of the inner wall of the lock body (1), and the front cross section of the shackle (10) is? "shape".

7. The padlock with the anti-prying function according to claim 1, wherein the top of the fixing rod (13) is fixedly installed at the bottom of the first limiting ring (8), the bottom of the return spring (14) is abutted against the inner wall of the lock body (1), and the top of the return spring (14) is abutted against the bottom of the second limiting ring (12).