TWM627132U - Padlock structure improvement - Google Patents

Abstract

An improved padlock structure includes a casing, a lock core, a lock hook and a main body. When assembling, the anti-return pin and the locking pin are first assembled in the interlocking hole of the main body, and the main body is assembled through a machine tool. At the installation part of the casing; the lock core is assembled in the accommodating hole, and is rotated a little so that the lock core is combined in the casing without disengaging; after the lock hook is inserted into the through hole and the through holes, the The padlock assembly can be completed, and the shell and the body have no joints or riveting points, which can avoid being damaged and pry open, and achieve good anti-theft performance.

Description

Improved padlock structure

The new model relates to the field of lock supplies, in particular to an improved padlock structure that is easy to assemble and has the ability to prevent damage from external forces.

Press, the commonly used padlocks or U-shaped locks are mostly equipped with a body, the body is provided with a lock core, and a lock hook is set on the body. To achieve the effect of anti-theft.

For the convenience of assembly, most padlock bodies use two butted shells to combine the lock core and the lock hook, but after the combination, a joint or riveting point will be formed on the body, and those who are interested only need to pry off the joint or riveting point. Breakable locks.

There are also some integrated padlocks, the body adopts an integrated structure, but it is necessary to set several positioning elements from the outside of the body to the inside and combine the lock core and the lock hook into the body through a combination tool, and the assembly is quite complicated.

The main purpose of this new model is to provide a padlock structure The improvement is easy to assemble and has no joints on the main body, so as to achieve good anti-theft and increase the productivity.

The new structure includes: a shell, a lock core, a lock hook and a body;

The housing includes an accommodating hole, the accommodating hole provides the lock core configuration, wherein a perforation is provided on the opposite side of the accommodating hole, the perforation provides the lock hook to pass through, and the lower end of the perforation is connected to the accommodating hole. The sides form a mounting portion for configuring the body;

The lock core is installed in the accommodating hole, and the main body and the lock hook are actuated by the lock core to produce an unlocking action or a locking action. The upper end of the lock core is provided with an inclined assembly slope, and one side of the assembly slope is provided with a A hook portion, the hook portion is connected with a lock tongue at one end of the lock hook, and an unlocking action or a locking action is generated through the connection state between the hook portion and the lock tongue, and the surface of the lock core is provided with a backstop groove and a release groove;

The lock hook is in an inverted U shape, one end of which is interlocked with the hook portion of the lock core through the lock tongue to form a locked state, and the other end of the lock hook is provided with a limiting groove;

The main body is assembled on the mounting part of the casing. The main body includes an upper cross bar, a lower cross bar and a straight bar to form an inverted ㄈ-shaped structure. The upper cross bar and the lower cross bar are arranged on the upper and lower sides of the straight bar. end, the upper cross bar and the lower cross bar are provided with a vertical through holes, each of the through holes corresponds to the through holes of the casing, so that the locking hook can move along the through holes and the through holes; the upper cross bar and the lower cross bar are provided with a penetrating interlocking hole, each of the interlocking The holes are all stepped holes, each of the interlocking holes is equipped with a stop pin and a lock pin, and the aforementioned stop pin and lock pin are each covered with a spring. When the lock hook is unlocked, the user pulls out the lock hook to stop the The withdrawal pin spring slides into the limit groove of the lock hook against the stop pin, so that the lock hook cannot be completely pulled away from the padlock body; in the locked state, the lock core is inserted into the limit groove against the lock pin to lock the lock hook; to unlock When the lock core is rotated, the spring slides into the release groove of the lock core against the locking pin and is separated from the limit groove of the lock hook to become the unlocked state;

The other ends of the aforesaid stop pin and locking pin are respectively connected to the stop groove and release groove of the lock core. The groove achieves the unlocked state in which the lock hook can be slid off; when the lock core is rotated to the locking angle, the lock tongue is connected with the hook part, and the body locking pin slides out of the release groove and enters the limit groove to achieve the lock hook fixation locked state.

Accordingly, during assembly, the stop pin and the locking pin are first assembled in the linkage hole of the main body, and the main body is assembled to the mounting part of the casing through a tool; after the lock core is assembled into the receiving hole, the angle of assembly is Rotate to the locking angle, the anti-return pin slides into the anti-return groove, so that the lock core is combined in the housing and does not disengage; the lock hook is inserted into the through hole and the After some through holes are formed, the padlock assembly can be completed, and the shell and the body are directly and tightly riveted, which can avoid being damaged and pried open, and achieve good anti-theft performance.

In the embodiment of the present invention, a plastic part is further included, and the plastic part is used to cover the main body.

In the embodiment of the present invention, the stop pin is composed of a first stop pin and a second stop pin.

1: Shell

11: accommodating hole

12: Perforation

13: Installation Department

2: lock heart

21: Assemble the bevel

22: Hook part

23: Backstop groove

24: Release Groove

3: lock hook

31: Lock tongue

32: Limit groove

4: Ontology

41: Upper bar

42: Lower crossbar

411, 421: Through hole

412, 422: Interlocking hole

43: Straight rod

5: Plastic parts

6: stop refund

61: First stop refund

62: Second stop refund

7: Locking pin

S: spring

Figure 1: A perspective view of the structure of the new model.

Figure 2: A perspective view of the new model with the plastic parts removed.

Figure 3: Structure diagram of the housing.

Figure 4: Structural configuration diagram of the housing and the lock core.

Figure 5: Structure diagram of the lock hook.

Figure 6: Structure diagram of the ontology.

Figure 7: Structure diagram of the body and the upper locking pin.

Figure 8: Schematic diagram of locking action.

Figure 9: Schematic diagram of unlocking action.

As shown in FIG. 1 , the structure of the new padlock is improved, including: a shell 1 , a lock core 2 , a lock hook 3 , a main body 4 and a plastic part 5 .

As shown in FIG. 1 to FIG. 3 , the housing 1 includes an accommodating Hole 11, the accommodating hole 11 provides the lock core 2 configuration wherein, a through hole 12 is provided on the opposite side of the accommodating hole 11, the through hole 12 provides the lock hook 3 to penetrate, and the lower end of the through hole 12 is connected with the accommodating hole 12. A mounting portion 13 for arranging the main body 4 is formed on the side of the hole 11 .

As shown in Figure 2, Figure 4, Figure 8, Figure 9, the lock core 2 is installed in the accommodating hole 11, and the body 4 and the lock hook 3 are restrained by the lock core 2 to produce an unlocking action or a locking action, The upper end of the lock core 2 is provided with an inclined assembly inclined surface 21 , and a hook portion 22 is disposed on one side of the assembly inclined surface 21 . The hook portion 22 is connected with a lock tongue 31 at one end of the lock hook 3 . The connection state of the part 22 and the lock tongue 31 produces an unlocking action or a locking action. The surface of the lock core 2 is provided with a withdrawal groove 23 and a release groove 24 . And the lock core 2 can be rotated through a key. This technology is a technology used by general lock cores, and the principle is not explained here.

As shown in Figure 1, Figure 5, Figure 8, Figure 9, the lock hook 3 is in an inverted U shape, one end of which is interlocked with the hook portion 22 of the lock core 2 through the lock tongue 31, and the other end of the lock hook 3 is interlocked with the hook portion 22 of the lock core 2. One end is provided with a limiting groove 32 .

As shown in Figure 1, Figure 6 to Figure 9, the body 4 is assembled on the mounting portion 13 of the housing 1. The body 4 includes an upper cross bar 41, a lower cross bar 42 and a straight bar 43 to form an inverted ㄈ shape Shape, the upper cross bar 41 and the lower cross bar 42 are arranged at the upper and lower ends of the straight bar 43 , and the upper cross bar 41 and the lower cross bar 42 are provided with a vertical through hole 411 on the side opposite to the straight bar 43 , 421, each of the through holes 411, 421 corresponds to the The through hole 12 enables the locking hook 3 to move along the through hole 12 and the through holes 411 and 421 ; the upper cross bar 41 and the lower cross bar 42 are provided with a penetrating interlocking hole 412 and 422 , and each interlocking hole 412 , 422 are all stepped holes, each of the interlocking holes 412, 422 is equipped with a stop pin 6 and a locking pin 7, wherein the stop pin 6 is composed of a first stop pin 61 and a second stop pin 62, and the aforementioned stop pin 6 and locking pin 7 are each set with a spring S; in the unlocked state, the user pulls out the lock hook 3, and the spring S of the first stop pin 61 is against the first stop pin. 61. The first stop pin 61 slides into the limit groove 32, so that the lock hook 3 cannot be completely pulled away from the padlock body 4; in the locked state, the lock core 2 is inserted into the limit groove 32 against the locking pin 7 to lock the lock. Hook 3. To unlock, rotate the lock core 2 so that the spring S of the locking pin 7 slides into the release groove 24 against the locking pin 7, so that the locking pin 7 is separated from the limiting groove 32 to become the unlocked state.

When the aforementioned first stop pin 61 is in the unlocked state of the lock hook 3, the user pulls out the lock hook 3, the spring S of the first stop pin 61 presses against the first stop pin 61, and the first stop pin 61 slides into the limit. The groove 32 is positioned so that the lock hook 3 cannot be completely withdrawn from the padlock body 4 .

When the aforementioned second backstop pin 62 is assembled into the housing 1, the second backstop pin 62 slides into the backstop groove 23 along the assembly slope 21, and when the second backstop pin 62 enters the backstop groove 23, it will not leave the groove again, so that the lock core 2 will not be pulled out of the housing 1, and the lock core 2 can only be rotated within a specific angle.

When the aforementioned locking pin 7 is in the locked state when the key rotates the lock cylinder 2, the locking pin 7 slides out of the release groove 24, and the locking pin 7 moves to the outside into the limiting groove 32 to achieve the locked state; when it is to be unlocked, the key is reversed. When the lock core 2 is rotated, the spring S moves toward the lock core 2 against the lock pin 7, so that the lock pin 7 slides into the release groove 24 and withdraws from the limit groove 32, and becomes the unlocked state.

As shown in Figure 1, Figure 6 to Figure 9, the other ends of the aforesaid stop pin 6 and locking pin 7 are respectively connected to the stop groove 23 and the release groove 24 of the lock core 2; during assembly, rotate The lock core 2 is from the assembly angle to the locking angle, so that the stop pin 6 can slide into the stop groove 23, so that the lock core 2 cannot be separated from the housing 1; in daily use, rotate the lock core 2 to the unlocking angle, so that The lock tongue 31 is separated from the hook portion 22, and the locking pin 7 of the body 4 slides into the release groove 24 to achieve an unlocked state in which the lock hook 3 can be slid away; when the lock core 2 is rotated to the locking angle, the lock tongue 31 and the hook 22 is connected, and the locking pin 7 in the body 4 slides out of the release groove 24 and abuts against the side of the lock core 2, while the other end of the locking pin 7 slides into the limiting groove 32 to achieve the locking state of the lock hook 3 being fixed.

As shown in FIG. 1 , the plastic part 5 is used to cover the main body to achieve a beautiful appearance.

The above is the introduction of each part of the new model, the following will introduce the use characteristics of the new model.

When assembling, assemble the stop pin 6 and the locking pin 7 on the In the interlocking holes 412 and 422 of the main body 4, the main body 4 is assembled to the mounting part 13 of the casing 1 through a machine tool; the lock core 2 is assembled in the receiving hole 11, and is rotated from the assembly angle to the locking angle so that the lock The core 2 is combined with the casing 1; after the lock hook 3 is inserted into the through hole 12 and the through holes 411, 421, the padlock assembly can be completed, and the casing 1 and the main body 4 are directly and tightly riveted, so that the padlock can be assembled. Avoid being damaged and pried open, and achieve good anti-theft performance. In addition, the riveting point cannot be seen from the appearance, and the shape is more concise.

2. In addition, the plastic part 5 can be removed according to the required usage, and the side of the padlock can also be locked, which adds to the new usage and economic value.

To sum up, the new structure has never been seen in various books or used in public, and it sincerely meets the requirements for a new patent application.

It needs to be stated that the above are the specific embodiments of the present invention and the technical principles used. If changes are made in accordance with the concept of the present invention, the functions produced by it still do not exceed the spirit covered by the description and drawings. , shall be within the scope of this new model, and shall be stated together.

1: Shell

11: accommodating hole

12: Perforation

13: Installation Department

2: lock heart

22: Hook part

23: Backstop groove

3: lock hook

31: Lock tongue

32: Limit groove

4: Ontology

41: Upper bar

42: Lower crossbar

411, 421: Through hole

412, 422: Interlocking hole

6: stop refund

61: First stop refund

62: Second stop refund

7: Locking pin

S: spring

Claims (6)

An improved padlock structure, comprising: a shell, a lock core, a lock hook and a body; The housing includes an accommodating hole, the accommodating hole provides the lock core configuration, wherein a perforation is provided on the opposite side of the accommodating hole, the perforation provides the lock hook to pass through, and the lower end of the perforation is connected to the accommodating hole. The sides form a mounting portion for configuring the body; The lock core is installed in the accommodating hole, and the main body and the lock hook are actuated by the lock core to produce an unlocking action or a locking action. The upper end of the lock core is provided with an inclined assembly slope, and one side of the assembly slope is provided with a A hook portion, the hook portion is connected with a lock tongue at one end of the lock hook, and is locked or unlocked through the connection state of the hook portion and the lock tongue, and the surface of the lock core is provided with a backstop groove and a release groove groove; The lock hook is in an inverted U shape, one end of which is interlocked with the hook portion of the lock core through the lock tongue, and the other end of the lock hook is provided with a limiting groove; The main body is assembled on the mounting part of the casing. The main body includes an upper cross bar, a lower cross bar and a straight bar to form an inverted ㄈ-shaped structure. The upper cross bar and the lower cross bar are arranged on the upper and lower sides of the straight bar. At the end, the upper cross bar and the lower cross bar are provided with a vertical through hole on the side opposite to the straight bar, and each of the through holes corresponds to the through hole of the casing, so that the locking hook can be connected with the through holes along the through hole. The hole is movable; the upper crossbar and the lower crossbar are both provided with a through-linking hole, each of which is connected to The moving holes are all stepped holes, each of the interlocking holes is equipped with a stop pin and a locking pin, and the aforementioned stop pin and the locking pin are sleeved with a spring, after unlocking, the lock hook is pulled out, and the stop pin is slid in through the spring. The limit groove of the lock hook prevents the lock hook from being completely withdrawn from the body; when the lock hook is locked, the lock core pushes the locking pin to the outside, so that the locking pin slides into the limit groove of the lock hook to prevent the lock hook from detaching ; The other ends of the aforesaid stop pin and locking pin are respectively connected in the stop groove and release groove of the lock core; when the lock core is rotated to unlock, the lock tongue and the hook part are separated, and the body locking pin slides. into the release groove to achieve an unlocked state in which the lock hook can be slid off; when the lock core is rotated to lock, the lock tongue is connected with the hook part, and the body locking pin is pressed against the side of the lock core to achieve the lock hook fixed locking state. The structural improvement of the padlock according to claim 1, further comprising a plastic part for covering the main body. The structural improvement of the padlock according to claim 1, wherein the anti-return pin is composed of a first anti-return pin and a second anti-return pin. The improved padlock structure according to claim 3, wherein when the first anti-return pin is in the unlocked state of the lock hook, the user pulls out the lock hook, the spring pushes against the positioning pin, and the first anti-return pin slides into the limit groove, So that the lock hook cannot be completely pulled away from the padlock body. According to the structural improvement of the padlock described in claim 3, the , when the second backstop pin is assembled into the housing, the second backstop pin slides into the backstop groove along the assembly slope, and when the second backstop pin enters the backstop groove, it will no longer Leaving the anti-return groove, the lock core will not be pulled out of the casing, and the lock core can only be rotated within a specific angle. The structural improvement of the padlock as claimed in claim 1, wherein, when the lock pin is rotated by the key to lock the lock core, the lock pin slides out of the release groove and abuts against the side of the lock core, and the lock pin moves outward into the limit position In the groove, the locked state is achieved; when you want to unlock, the key turns the lock core in the opposite direction, and the spring moves against the lock pin to the direction of the lock core, so that the lock pin slides into the release groove and exits from the limit groove, becoming unlocked state.

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