CN217080032U

CN217080032U - Single-bolt padlock capable of quickly installing lock beam

Info

Publication number: CN217080032U
Application number: CN202220157196.5U
Authority: CN
Inventors: 赵卫阳
Original assignee: Zhejiang Pujiang Plum Blossom Lock Industry Group Co ltd
Current assignee: Zhejiang Pujiang Plum Blossom Lock Industry Group Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-07-29
Anticipated expiration: 2032-01-20

Abstract

The utility model provides a single spring bolt padlock of quick installation lock beam, including the lock beam, a lock body, the spring bolt, first compression spring, this long lock pole lower part is equipped with spacing portion that the cross-section reduces and is located the anticreep portion of this spacing portion below, short lock pole lower extreme seted up with spring bolt complex locking breach, first compression spring is used for keeping the spring bolt to insert in the locking breach, the lock body is equipped with the activity chamber that is used for holding the spring bolt, this activity chamber and this long lockhole intercommunication, the activity portion has been held in this activity intracavity, this activity portion can remove the release position that breaks away from spacing portion from the restriction position that inserts spacing portion, spring bolt and activity portion are supported respectively at first compression spring both ends, when the activity portion is in the restriction position, the activity portion part holds in spacing portion, another part holds in the activity intracavity, anticreep portion can extrude the activity portion and remove the release position from the restriction position.

Description

Single-bolt padlock capable of quickly installing lock beam

Technical Field

The utility model relates to a tool to lock field specifically is single lock tongue padlock of quick installation lock beam.

Background

Please refer to fig. 1 and 2, the chinese utility model patent with application number 202121299741.6 discloses an electronic lock capable of preventing lock core from reversing, and specifically discloses a housing 100 (lock shell) and a lock beam 300, wherein the lock beam 300 includes a first lock beam 310 (long lock rod) and a second lock beam 320 (short lock rod), the first lock beam 310 and the second lock beam 320 are respectively provided with a first locking groove 311 and a second locking groove 321 (occlusion gap), the second lock beam 320 is installed in a second locking hole 121 in a second locking block 120 (inner bracket part), and the first lock beam 310 is installed in a first locking hole 111 in a first locking block 110 (part of inner bracket); the first lock beam 310 is further provided with a limiting notch 312 (limiting part), the top of the inner side of the limiting notch 312 is closely matched with the lock beam limiting column 150, and the lock beam limiting column 150 (movable part) is arranged in the first lock hole 111; the lock beam limiting column 150 is used for limiting the depth of the first lock beam 310 inserted into the first lock hole 111 (long lock hole); the lower part of the limiting notch 312 is provided with a rotating groove to enable the lock beam to rotate, and an anti-falling part at 220 is arranged below the rotating groove to place the lock beam 300 to be completely separated from the first locking block 110. It is also common for some padlocks to have a lock beam spring between the long locking bar and the bottom of the long keyhole aperture.

In the prior art, a spring is inserted into an inner support, a long lock rod is inserted into the inner support, a lock beam limiting column is installed, and a shell is sleeved on the lock beam limiting column. The lock beam is pressed down to prevent the lock beam spring from ejecting out of the lock beam when the limiting column is installed, and the limiting column is short and small, so that installation is very laborious and time-consuming.

Disclosure of Invention

An object of the utility model is to provide a single spring bolt padlock of quick installation lock beam.

In order to achieve the above object, the present invention provides a single-bolt padlock capable of quickly installing a shackle, comprising a shackle, a lock body, a bolt, and a first compression spring, wherein the shackle comprises a long lock rod, a short lock rod, and a connecting rod connecting the long lock rod and the short lock rod, the lock body is provided with a long lock hole and a short lock hole respectively corresponding to the long lock rod and the short lock rod, the lower portion of the long lock rod is provided with a limiting portion with a reduced cross section and an anti-falling portion located below the limiting portion, the lower end of the short lock rod is provided with a locking notch matched with the bolt, the first compression spring is used for keeping the bolt inserted into the locking notch, the lock body is provided with a movable cavity for accommodating the bolt, the movable cavity is communicated with the long lock hole, the movable cavity is internally provided with a movable portion, the movable portion can move from a limiting position inserted into the limiting portion to a releasing position separated from the limiting portion, the two ends of the first compression spring respectively abut against the lock bolt and the movable part, when the movable part is located at the limiting position, the movable part is partially contained in the limiting part, the other part is contained in the movable cavity, and the anti-falling part can extrude the movable part to move from the limiting position to the releasing position.

The utility model discloses an in one embodiment, activity chamber both ends are equipped with and are used for restricting respectively the spring bolt the first stop part, the second stop part of movable part displacement range, the spring bolt the movable part be equipped with respectively with first stop part, the first spacing cooperation portion of second stop part complex, the spacing cooperation portion of second.

In an embodiment of the present invention, the movable portion is provided with a plug which can be inserted into the long keyhole, the upper surface of the plug is provided with a first extrusion guide surface and/or the lower end surface of the anti-disengagement portion is provided with a second extrusion guide surface, the upper surface of the anti-disengagement portion is perpendicular to the first plane of the central line of the long keyhole, and the plug has a second plane attached to the first plane.

In an embodiment of the present invention, the movable portion may reciprocate in a direction perpendicular to a central line of the elongated lock hole.

In an embodiment of the present invention, the movable portion and the lock tongue are provided with a protrusion or a recess for maintaining the position of the first compression spring.

In an embodiment of the present invention, the limiting portion is a milling plane or an annular groove or a bar-shaped through hole or a bar-shaped blind hole, the anti-separation portion and the limiting portion have a rotation groove therebetween, and the long lock rod and the long lock hole have a lock beam spring therebetween.

In an embodiment of the present invention, the movable portion is slidably connected to the lock body.

In an embodiment of the present invention, a lock cylinder is disposed in the lock body, and the lock cylinder is used for driving the lock tongue to disengage from the locking notch.

In one embodiment of the present invention, the movable portion is made of metal or plastic.

In one embodiment of the present invention, the movable portion is made of zinc alloy.

In an embodiment of the present invention, the lock body is formed by stacking a plurality of metal laminations and riveting the metal laminations with rivets.

The utility model discloses in advance install the movable part on the lock body during well equipment, later insert the lock beam, long lockrod is inserting long lockhole in-process anticreep portion extrusion movable part and is removing the release position from the restriction position, and is first when spacing portion corresponds with the movable part position the movable part removes latched position from the release position under the effect of spring.

Drawings

Fig. 1 is a schematic structural diagram of a conventional electronic lock capable of preventing a lock cylinder from reversing.

Fig. 2 is a partial enlarged view at F1 of fig. 1.

Figure 3 is an exploded view of a single bolt padlock with a quick install shackle of a first embodiment of the present invention.

Fig. 4 is a partially enlarged view of a portion a of fig. 3.

Figure 5 is an exploded view of the padlock of figure 3 in another orientation.

Figure 6 is an exploded view of the lock body of figure 3.

Figure 7 is a cross-sectional view of the single-tongue padlock of the quick mount shackle of figure 3.

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. 3-7, a single-bolt 3 padlock for quick-mounting a shackle 1 according to a first embodiment of the present invention includes a shackle 1, a lock body 2, a bolt 3, and a first compression spring 4, the shackle 1 includes a long lock rod 11, a short lock rod 12, and a connecting rod 13 connecting the long lock rod 11 and the short lock rod 12, the lock body 2 is provided with a long lock hole 2a and a short lock hole 2b corresponding to the long lock rod 11 and the short lock rod 12, respectively, a limiting portion 111 having a reduced cross-section is provided at a lower portion of the long lock rod 11, and an anti-falling portion 112 located below the limiting portion 111, a locking notch 121 engaged with the bolt 3 is provided at a lower end of the short lock rod 12, the first compression spring 4 is used to keep the bolt 3 inserted into the locking notch 121, the lock body 2 is provided with a movable cavity 2c for accommodating the bolt 3, the movable cavity 2c is communicated with the long lock hole 2a, the movable portion 5 is accommodated in the movable cavity 2c, the movable portion 5 can move from a limiting position inserted into the limiting portion 111 to a releasing position where the limiting portion 111 is separated from the limiting position, two ends of the first compression spring 4 respectively abut against the bolt 3 and the movable part 5, when the movable part 5 is located at the limiting position, the movable part 5 is partially accommodated in the limiting part 111, the other part is accommodated in the movable cavity 2c, and the anti-falling part 112 can extrude the movable part 5 to move to the releasing position from the limiting position.

The two ends of the movable cavity 2c are provided with a first blocking part 71 and a second blocking part 202 which are used for respectively limiting the moving ranges of the bolt 3 and the movable part 5, and the bolt 3 and the movable part 5 are respectively provided with a first limiting matching part 301 and a second limiting matching part 501 which are matched with the first blocking part 201 and the second blocking part 202.

The movable portion 5 is provided with a plug 51 insertable into the elongated locking hole 2a, the upper surface of the plug 51 is provided with a first pressing guide surface 51d and/or the lower end surface of the retaining portion 112 is provided with a second pressing guide surface 112e, the upper surface of the retaining portion 112 is a first plane 112f perpendicular to the center line of the elongated locking hole 2a, and the plug 51 has a second plane 51g attached to the first plane 112 f. The movable portion 5 is reciprocally movable in a direction perpendicular to the center line of the long keyhole 2 a.

The movable part 5 and the bolt 3 are provided with a projection or a recess for maintaining the position of the first compression spring 4. The limiting part 111 is a strip blind hole, a rotating groove 113 is formed between the anti-falling part 112 and the limiting part 111, the limiting part 111 is communicated with the rotating groove 113, when the rotating groove 113 corresponds to the plug 51, the short lock rod 12 is separated from the short lock hole 1b, and the lock beam 1 can rotate. And a lock beam spring 6 is arranged between the long lock rod 11 and the bottom of the long lock hole 2 a. In other embodiments, the position-limiting portion 111 is a milled plane, an annular groove, or a through-hole.

The movable part 5 is connected with the lock body 2 in a sliding way. A lock core 7 is arranged in the lock body 2 and is used for operating the first blocking part 71 to rotate and extrude the driving bolt 3 to be separated from the locking notch 121 after a key is inserted. The movable portion 5 is made of metal or plastic. The movable portion 5 is made of zinc alloy. The lock body 2 is formed by stacking a plurality of metal laminations and riveting the metal laminations by rivets 21.

The utility model discloses in advance during the equipment go up installation movable part 5 in lock body 2, later insert lock beam 1, long lock pole 11 is inserting long lockhole 2a in-process anticreep portion 112 extrusion movable part 5 and is removing the release position from the restricted position, and movable part 5 removes the latched position from the release position when spacing portion 111 corresponds with movable part 5 position under the effect of first spring.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A single-bolt padlock capable of quickly installing a lock beam comprises a lock beam, a lock body, a bolt and a first compression spring, wherein the lock beam comprises a long lock rod, a short lock rod and a connecting rod for connecting the long lock rod and the short lock rod, the lock body is provided with a long lock hole and a short lock hole which respectively correspond to the long lock rod and the short lock rod, the lower part of the long lock rod is provided with a limiting part with a reduced section and an anti-falling part positioned below the limiting part, the lower end of the short lock rod is provided with a locking notch matched with the bolt, the first compression spring is used for keeping the bolt inserted into the locking notch, the lock body is provided with a movable cavity for containing the bolt, and the single-bolt padlock is characterized in that the movable cavity is communicated with the long lock hole, a movable part is contained in the movable cavity, and the movable part can move from a limiting position inserted into the limiting part to a releasing position separated from the limiting part, the two ends of the first compression spring respectively abut against the lock bolt and the movable part, when the movable part is located at the limiting position, the movable part is partially contained in the limiting part, the other part is contained in the movable cavity, and the anti-falling part can extrude the movable part to move from the limiting position to the releasing position.

2. The single-bolt padlock of claim 1, wherein the two ends of the movable cavity are provided with a first blocking part and a second blocking part for respectively limiting the movement range of the bolt and the movable part, and the bolt and the movable part are respectively provided with a first limiting matching part and a second limiting matching part matched with the first blocking part and the second blocking part.

3. The single-bolt padlock of claim 2, wherein the movable part is provided with a plug which can be inserted into the long lock hole, the upper surface of the plug is provided with a first extrusion guide surface and/or the lower end surface of the anti-falling part is provided with a second extrusion guide surface, the upper surface of the anti-falling part is a first plane perpendicular to the central line of the long lock hole, and the plug is provided with a second plane attached to the first plane.

4. The single-bolt padlock of claim 3, wherein the movable portion is reciprocally movable in a direction perpendicular to a centerline of the elongated keyhole.

5. The single tongue padlock of quick install shackle of claim 4, wherein the movable portion, the locking tongue is provided with a protrusion or recess for maintaining the first compression spring position.

6. The padlock of claim 5, wherein the limiting part is a milled plane or an annular groove or a strip-shaped through hole or a strip-shaped blind hole, a rotating groove is formed between the anti-falling part and the limiting part, and a beam spring is arranged between the long lock rod and the bottom of the long lock hole.

7. The single-bolt padlock of claim 6, wherein the moveable portion is slidably coupled to the lock body.

8. The single bolt padlock of claim 7, wherein the lock body has a lock cylinder therein for driving the bolt out of the locking notch.

9. The single-bolt padlock of claim 8, wherein the movable portion is made of metal or plastic.

10. The single-tang padlock of claim 8, wherein the movable portion is made of zinc alloy.

11. The single bolt padlock of claim 1, wherein the lock body is formed by stacking a plurality of metal laminations and riveting with rivets.