TW202403164A - Safety automatic lock including a shell base and a trigger push rod, a lock assembly and a locking block installed in the shell base - Google Patents

Abstract

A safety automatic lock of this invention includes a shell base and a trigger push rod, a lock assembly and a locking block installed in the shell base. The front and rear sides of the shell base are respectively provided with a knob and a lock hole. The knob and the lock hole are respectively connected to the locking block. The trigger push rod is connected to the lock assembly and protrudes from one side of the shell base. The safety automatic lock can be installed on a door panel. When the door panel is moved toward a door frame and the trigger push rod contacts the door frame, the trigger push rod will drive the lock assembly to actuate, causing the lock assembly to automatically form a hooked and locked state. By operating the knob to rotate the locking block, the locking block will abut against the lock assembly to maintain the hooked and locked state and therefore the safety automatic lock is locked. If a user wants to unlock the safety automatic lock from outside the room, the user must use a key that matches the lock hole to turn the locking block, thereby improving security.

Description

Security automatic locks

The present invention relates to a safety automatic lock, in particular, a lock having an operable locking block, through which the locking component of the safety automatic lock maintains a hooked state.

For privacy reasons, people will set up a door panel at the entrance of the room, and operate the door panel to open or close the room entrance. In order to prevent the door panel from being opened arbitrarily by external forces, a button is now installed on the door panel. tool, and then a button hole piece is provided on a door frame corresponding to the door panel. The buckle has a fixed hook. When the fixed hook of the buckle corresponds to the position of the button hole piece on the door frame, the room inside and outside the room People on both sides can operate the buckle to extend the fixing hook into the button hole of the door frame, thereby hooking and fixing the position of the door panel to close the room entrance.

Among them, in order to improve the convenience of fixing the door panel, there is now an automatic buckle. The automatic buckle includes a trigger push rod. When the door panel is moved, the position of the automatic buckle and the button hole of the door frame is When corresponding, the trigger push rod will be pushed by the door frame, so that the fixing hook of the automatic buckle automatically extends into the button hole piece, so that the door panel can be automatically hooked and fixed.

However, since the automatic buckle does not have a locking function, people on both sides of the room can operate the automatic buckle to open the room entrance, so the privacy and security provided by the automatic buckle are It is relatively insufficient, but there is still room for improvement.

This invention is a safe automatic lock, hoping to improve the problem that today's automatic fasteners do not have the locking function, so the privacy and security they provide are relatively insufficient.

In order to achieve the purpose of unlocking, this creative safety automatic lock can be locked or unlocked with a key, and includes: A shell base, the front and rear sides of the shell base are respectively provided with a keyhole and a knob, and an assembly space is formed inside; A trigger push rod, which is movably disposed in the assembly space of the shell base. One end of the trigger push rod has a trigger part, and the trigger part can protrude out of the shell base from either left or right side of the shell base. , and can be triggered to move toward the interior of the shell base; A lock assembly is provided in the assembly space of the shell base and has a fixed hook. The fixed hook and the triggering part of the trigger push rod are located on the same side of the shell base. The lock assembly is connected to the trigger push rod, When the trigger part of the trigger push rod is triggered, the lock component can be driven into a hooked state, so that the fixed hook extends out of the housing; and A locking block, which is pivoted on the housing base. The front and rear sides of the locking block are respectively connected to the lock hole and the knob of the housing base. When the key matching the lock hole is inserted into the lock hole and rotated or When the knob is rotated, the locking block can be driven to rotate, causing the locking block to abut the lock assembly, so that the lock assembly maintains the hooked state and locks the safety automatic lock. When the locking block When rotated away from the lock assembly, the safety automatic lock can be unlocked.

The safety automatic lock of this invention can be installed on a door panel of a room, with the knob of the housing corresponding to the inside of the room, and the lock hole corresponding to the outside of the room. When the door panel is moved toward the corresponding door frame When the trigger part of the trigger push rod contacts the door frame, the trigger push rod will drive the lock component to act, so that the lock component automatically assumes the hooked and locked state, and the fixed hook can extend in and hook the lock. A button hole piece on the door frame is used to fix the position of the door panel. At this time, a person located inside the room can operate the knob to rotate the locking block, and the locking block is pressed against the lock assembly. In order to maintain the hooked state, the safety automatic lock and the door panel can be locked to provide sufficient privacy and security. If you want to unlock from the outside of the room, you must use the lock hole to match it. The locking block can only be turned with a key, thereby further increasing security.

Please refer to Figures 1 to 4, which is a preferred embodiment of the safety automatic lock of the present invention. It can be locked or unlocked with a key, and includes a shell base 10, a trigger push rod 20, a lock assembly 30 and A locked block 40.

As shown in Figures 1, 2 and 4, the housing 10 is provided with a lock hole 11 and a knob 12 on the front and rear sides respectively, and an assembly space 13 is formed inside the housing 10. The housing 10 has a base plate 151. The base plate 151 is located on either side of the assembly space 13 .

Preferably, as shown in Figures 1 and 2, the housing base 10 includes two housings 14 that can be disassembled from each other, and includes a cover 152. The keyhole 11 and the knob 12 are respectively provided on the two housings 14. As shown in FIGS. 3 and 4 , the cover 152 and the base plate 151 are detachably combined to form a box 15 , and the assembly space 13 is located between the base plate 151 and the cover 152 , and is located between the base plate 151 and the cover plate 152 . In the box body 15, the box body 15 is disassembled and disposed in the two shells 14, wherein the base plate 151 and the cover plate 152 can be locked and fixed by only one screw 153, and the screw 153 The position between the base plate 151 and the cover plate 152 is adjustable, and is not limited to the position disclosed in the figure.

As shown in Figures 3 and 4, the trigger push rod 20 is movably disposed in the assembly space 13 of the shell base 10. One end of the trigger push rod 20 has a trigger part 21, and the trigger part 21 can be removed from the shell. Either left and right sides of the base 10 protrude out of the housing base 10 and can be triggered to move toward the inside of the housing base 10 .

As shown in FIGS. 3 and 4 , the lock assembly 30 is disposed in the assembly space 13 of the housing 10 and has a fixed hook 31 . The fixed hook 31 and the triggering part 21 of the trigger push rod 20 are located in the housing. On the same side of the base 10, the lock component 30 is connected to the trigger push rod 20. When the trigger part 21 of the trigger push rod 20 is triggered, the lock component 30 can be driven into a hooked state, so that the fixed hook 31 can be extended. Out of the shell base 10.

As shown in Figure 4, the locking block 40 is pivoted on the housing base 10. The front and rear sides of the locking block 40 are respectively connected to the lock hole 11 and the knob 12 of the housing base 10, and when matched with the lock hole 11 When the key is inserted into the lock hole 11 and rotated or the knob 12 is rotated, the locking block 40 can be driven to rotate, causing the locking block 40 to abut the lock assembly 30 so that the lock assembly 30 maintains the hook. lock state, and lock the safety automatic lock. At this time, the safety automatic lock will be in a locked state, and the locking block 40 is in a locking position. When the locking block 40 is rotated away from the lock When the assembly 30 is buckled, the safety automatic lock can be unlocked.

Furthermore, if viewed from above, the locking block 40 can be in a T-shape, with one end that contacts the lock assembly 30 being wider, and one end that is pivotally connected to the base plate 151 of the housing 10 being narrower. This reduces the weight of the locking block 40 and reduces the cost.

As shown in FIG. 4 , the lock assembly 30 includes a swinging member 32 and a connecting piece set 33 . The swinging piece 32 is pivoted on the base plate 151 . The fixed hook 31 is disposed on the swinging piece 32 . The connecting piece set 33 Connecting the swinging member 32 and the trigger push rod 20, the connecting piece set 33 includes a first connecting piece 331 and a second connecting piece 332. The first connecting piece 331 connects the swinging member 32 and the second connecting piece. 332, the second connecting piece 332 is connected to the trigger push rod 20.

Furthermore, the fixed hook 31 is disposed on the swing member 32 in a linearly movable manner. The lock assembly 30 includes a linking member 34 and a first elastic member 35. The linking member 34 is pivoted on the base plate 151 and is movable. The fixed hook 31 is connected to the fixed hook 31 and can drive the fixed hook 31 to move linearly between an ascending position and a descending position on the swing member 32. Both ends of the first elastic member 35 are respectively connected to the linking member 34 and push against the base plate 151. In addition, the lock component 30 includes a third elastic member 36. Both ends of the third elastic member 36 are respectively connected to the first connecting piece 331 and the swing member 32. Preferably, the third elastic member 36 is connected to the first connecting piece 331 and the swinging member 32. An elastic member 35 and the third elastic member 36 are respectively a torsion spring.

As shown in Figures 1 to 4, the safety automatic lock includes two door handles 50. The two door handles 50 are respectively pivoted on the front and rear sides of the housing 10, and can be operated to drive the linkage 34 to pivot. , so that the fixed hook 31 moves linearly on the swing member 32 .

In addition, as shown in FIGS. 3 and 4 , the housing 10 includes a linearly movable slider 16 . The slider 16 is located inside the housing 10 and has two push posts 161 spaced apart. One end of the linking member 34 extends between the two pushing posts 161 , and the two door handles 50 can respectively push one end of the sliding block 16 .

The trigger push rod 20 has a second elastic member 22 . The second elastic member 22 is located at the other end of the trigger push rod 20 relative to the trigger part 21 and pushes against the housing 10 . When the trigger part 21 When triggered, the second elastic member 22 will be compressed, and the elastic restoring force of the second elastic member 22 can cause the triggering part 21 to move toward the outside of the housing 10 .

In addition, the base plate 151 is formed with a stabilizing rib 154 protruding toward the assembly space 13 , and the stabilizing rib 154 is adjacent to the locking block 40 . Alternatively, the base plate 151 is formed with two stabilizing ribs 154 protruding toward the assembly space 13 . , one of the stabilizing ribs 154 is adjacent to the locking block 40, and the other stabilizing rib 154 is adjacent to the swinging member 32, and the stabilizing ribs 154 can respectively contact the corresponding locking block 40 or swinging member 32, It can provide support when the locking block 40 or the swinging member 32 rotates, and prevent the locking block 40 or the swinging member 32 from contacting the base plate 151 in a large area, causing greater friction or making abnormal noises, and thus hindering the lifting operation. Furthermore, the cover 152 can also correspond to the position of the stabilizing rib 154 on the base plate 151 and protrude toward the assembly space 13 to form the stabilizing rib 154, through which the stabilizing rib 154 contacts from the front and rear sides. The locking block 40 or the swinging member 32 can further improve stability.

The safety automatic lock of this invention can be installed on a door panel of a room, so that the knob 12 of the housing 10 corresponds to the inside of the room, the lock hole 11 corresponds to the outside of the room, and the room has a corresponding The door panel has a door frame, and the safety automatic lock can lock the door panel with a button hole piece 60 installed on the door frame.

As shown in FIGS. 4 and 5 , when the door panel is moved toward the corresponding door frame and the trigger portion 21 of the trigger push rod 20 contacts the door frame, the trigger push rod 20 will drive the lock assembly 30 The second connecting piece 332 of the connecting piece group 33 drives the first connecting piece 331 to rotate the swinging member 32 in a counterclockwise direction, and causes the fixed fixing member 32 on the swinging member 32 to rotate. The hook 31 extends out of the housing 10 and hooks the button hole member 60, thereby causing the lock assembly 30 to automatically assume the hooked state.

Then, as shown in FIGS. 5 and 6 , people inside the room can rotate the knob 12 to rotate the locking block 40 to the locking position, and the locking block 40 will abut against the lock assembly. 30. Put the safety automatic lock in the locked state to lock the door panel, thereby providing sufficient privacy and security. If you want to unlock the door panel from the outside of the room, Then the key must be inserted into the lock hole 11 to rotate the locking block 40 so that the locking block 40 is separated from the locked position and no longer abuts the lock assembly 30, which means that the safety automatic lock will be unlocked. Only then can the subsequent action of opening the door panel be carried out, thereby further improving safety. If an accident occurs to a person inside the room, the safety automatic lock can still be unlocked by the key, thereby improving safety of use.

As shown in FIG. 5 , in one aspect of the locking block 40 , the locking block 40 is positioned so that the locking block 40 can push against the linking member 34 when in the locked position, thereby preventing the linking member 34 from being blocked. Rotate, and when the locking block 40 is disengaged from the locked position, the wider end of the locking block 40 will contact the stabilizing rib 154, so that the stabilizing rib 154 provides support for the locking block 40, preventing the locking The block 40 accidentally rotates to the locked position; as shown in Figure 6, in another aspect of the locking block 40, the locking block 40 is positioned so that the locking block 40 can push against the locking position. The swinging member 32 prevents the fixed hook 31 from being reset, so that the lock assembly 30 can maintain the hooked state and the safety automatic lock can be in the locked state.

As shown in Figure 7, when wanting to open the door panel, the user first unlocks the safety automatic lock and operates the door handle 50 so that the door handle 50 pushes against the slider 16. The slider 16 It will move inside the housing 10 and cause the two pushing columns 161 to drive the linkage 34 to rotate. In the preferred embodiment of the present invention, the linkage 34 rotates clockwise to drive the fixed hook. 31 moves from the descending position to the ascending position on the swing member 32, the fixed hook 31 will be separated from the button hole member 60, and the user can pull the door panel, and when the user releases the door handle 50, the elastic restoring force of the first elastic member 35 will cause the linking member 34 to rotate counterclockwise and return the fixed hook 31 to the lowered position.

When the door panel is separated from the door frame, since the trigger portion 21 of the trigger push rod 20 is no longer pushed by the door frame, the elastic restoring force of the second elastic member 22 can push the trigger push rod 20 Moves toward the outside of the housing 10 , and drives the fixed hook 31 to return to its original position through the connecting piece set 33 , and the elastic restoring force of the third elastic member 36 will also drive the swinging member 32 , thereby driving the fixed hook 31 Therefore, through the cooperative action of the two elastic members, the reset action of the fixed hook 31 can be made smoother, thereby improving the action stability of the lock assembly 30.

In addition, the trigger push rod 20 , the lock assembly 30 and the locking block 40 are all disposed in the box 15 . Therefore, when the components in the assembly space 13 are to be maintained or replaced, they can be removed from the two housings. It is enough to take out the box body 15 and perform maintenance on the internal components. There is no need to remove the entire set of the safety automatic lock from the door panel, which can improve the convenience of maintenance.

To sum up, the safety automatic lock of this invention can be installed on the door panel. When the door panel is moved toward the door frame, the trigger push rod 20 will drive the lock assembly 30 to act, so that the lock assembly 30 The locking state is automatically assumed, and the locking block 40 is rotated by operating the knob 12 so that the locking block 40 abuts the lock assembly 30 to lock the safety automatic lock, thereby providing sufficient privacy and security. property, and if you want to unlock the invention from the outside of the room, you must use a key matched with the keyhole 11 to turn the locking block 40, thereby further improving security.

10: Shell base 11:Keyhole 12: Knob 13: Assembly space 14: Shell 15:Box body 151:Substrate 152:Cover 153:Screw 154: Stabilizing rib 16: Slider 161: Push against the pillar 20:Trigger pusher 21: Trigger Department 22: Second elastic member 30: Lock assembly 31: Fixed hook 32:Swing piece 33: Connect the piece group 331: First connecting piece 332: Second connecting piece 34: Linking parts 35: First elastic member 36:Third elastic member 40: Lock block 50:doorknob 60: Button hole parts

Figure 1 is a schematic back plan view of a preferred embodiment of the safety automatic lock of this invention. Figure 2: A schematic front view of a preferred embodiment of the safety automatic lock of this invention. Figure 3: A schematic front view of the interior of the casing of the safety automatic lock of this invention. Figure 4: A front view of the components in the assembly space of the safety automatic lock of this creation. Figure 5: A schematic plan view of the safety automatic lock of this invention. Figure 6: A schematic plan view of another aspect of the locking block of the safety automatic lock of this invention. Figure 7: A schematic plan view of the safety automatic lock of this invention being unlocked and the fixed hook in the raised position.

10: Shell base

13: Assembly space

14: Shell

15:Box body

151:Substrate

154: Stabilizing rib

16: Slider

161: Push against the pillar

20:Trigger pusher

21: Trigger Department

22: Second elastic member

30: Lock assembly

31: Fixed hook

32:Swing piece

33: Connect the piece group

331: First connecting piece

332: Second connecting piece

34: Linking parts

35: First elastic member

36:Third elastic member

40: Lock block

50:doorknob

Claims (10)

A secure automatic lock that can be locked or unlocked with a key and includes: A shell base, the front and rear sides of the shell base are respectively provided with a keyhole and a knob, and an assembly space is formed inside; A trigger push rod, which is movably disposed in the assembly space of the shell base. One end of the trigger push rod has a trigger part, and the trigger part can protrude out of the shell base from either left or right side of the shell base. , and can be triggered to move toward the inside of the shell base; A lock assembly is provided in the assembly space of the shell base and has a fixed hook. The fixed hook and the triggering part of the trigger push rod are located on the same side of the shell base. The lock assembly is connected to the trigger push rod, When the trigger part of the trigger push rod is triggered, the lock component can be driven into a hooked state, so that the fixed hook extends out of the housing; and A locking block, which is pivoted on the housing base. The front and rear sides of the locking block are respectively connected to the lock hole and the knob of the housing base. When the key matching the lock hole is inserted into the lock hole and rotated or When the knob is rotated, the locking block can be driven to rotate, causing the locking block to abut the lock assembly, so that the lock assembly maintains the hooked state and locks the safety automatic lock. When the locking block When rotated away from the lock assembly, the safety automatic lock can be unlocked. The safety automatic lock as described in claim 1, wherein the housing has a base plate located at either front or rear side of the assembly space, the lock assembly includes a swing member and a connecting piece set, and the swing member is pivoted On the base plate, the fixed hook is provided on the swinging member, and the connecting piece set connects the swinging member and the trigger push rod. The safety automatic lock according to claim 2, wherein the fixed hook can be linearly moved on the swinging member, the lock assembly includes a linking member and a first elastic member, the linking member is pivoted on the base plate, and The fixed hook can be movably connected and can drive the fixed hook to move linearly between an ascending position and a descending position on the swinging member. Both ends of the first elastic member are respectively connected to the linking member and pushed against the base plate. . The safety automatic lock as described in claim 3, wherein the safety automatic lock includes two door handles, the two door handles are respectively pivoted on the front and rear sides of the housing base, and can be operated to drive the linkage member to pivot, The fixed hook is moved linearly on the swinging member. The safety automatic lock as described in claim 4, wherein the housing base includes a slider that can move linearly. The slider is located inside the housing base and has two push posts arranged at intervals. One end of the linkage member Stretching between the two pushing columns, the two door handles can push one end of the slider respectively. The safety automatic lock as described in any one of claims 1 to 5, wherein the trigger push rod has a second elastic member, the first elastic member is located at the other end of the trigger push rod relative to the trigger part, and pushes When the trigger part is triggered against the shell base, the second elastic member will be compressed, and the elastic restoring force of the second elastic member can cause the trigger part to move toward the outside of the shell base. The safety automatic lock according to any one of claims 3 to 5, wherein the locking block can abut the swinging member or the linking member of the lock assembly when rotated. The safety automatic lock according to any one of claims 2 to 5, wherein the base plate is formed with at least one stabilizing rib protruding toward the assembly space, and the stabilizing rib is adjacent to the locking block. The safety automatic lock according to claim 7, wherein the base plate protrudes toward the assembly space to form a stabilizing rib, and the stabilizing rib is adjacent to the locking block. The safety automatic lock according to claim 7, wherein the base plate protrudes toward the assembly space to form two stabilizing ribs, one of the stabilizing ribs is adjacent to the locking block, and the other of the stabilizing ribs is adjacent to the swinging member. neighbor.

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