TWI473932B - Helical locking core driven by axial force - Google Patents

Description

Spiral lock core structure driven by axial force

The invention relates to a spiral lock core structure driven by an axial force, in particular, the lock core can be pushed horizontally and externally, and locked on the door.

In order to prevent thieves or others from directly invading the room, it is necessary to lock the door from the room by using another latch. However, there is still a good chance that people outside the room can directly destroy the door latch for locking the door, which is harmful. The risk of home security and self-security.

The Republic of China New Patent Bulletin No. 288527 "Improved Structure of Latches" is an improved structure of latches, especially locked on the inside of doors and windows, so that the entire group is easy to manufacture and install, and is locked and opened. When you can achieve rapid and effective benefits. The assembly comprises a plug body, a latch body, a latch rod, a buckle, a spring, and a press fastener combined with a plurality of screws; when the combination is combined, the press fastener is inserted into the latch seat a content chamber of the body, and the ridge of the upper side of the pressing member is protruded from the latching body to be perforated on the upper side of the swelled casing, and the spring is inserted into the pressing member in an arc shape, and then the latch lever is In front of the small rod segment, the latch hole of the rear end surface of the latching seat body is inserted in order, and the perforation and the spring of the rear side of the pressing member are penetrated, and the perforation of the front side of the pressing member is penetrated. a latching hole of the front end surface of the latching seat body, and then directly buckled into the latching lever ring groove by a buckle, the buckle ring is located in the content chamber and the latching seat body is at the front end of the protruding shell The inner side of the surface is abutted, and the spring end ring is abutted against the large rod diameter of the latch rod. When the lock is to be locked, the sleeve is directly pushed, so that the small rod of the latch rod protrudes into the insertion hole of the insertion seat. The spring is compressed. At this time, the inner edge of the perforation of the rear side of the pressing member is caught in the groove of the click ring to form a latch, and when it is intended to be opened, the mouth is pressed against the upper side of the lower pressing member. When the ridge is raised, the underside of the inner side of the perforation of the rear side of the pressing member is separated from the shackle groove, and the latching rod is retracted by the spring restoring force, that is, the unlocking state is obtained.

Conventional latches have the following disadvantages:

1. After the bolt is used for a long time, the bolt may be loose or rusted due to the screw attached to the door, so that the latch on the door is not stable enough, and it is easy for the person outside the door to directly destroy it.

2. The latch seat that is coupled to the door is fixed to the door and the door frame by screws or nails only, so that it cannot be directly prevented from being damaged by external force.

Therefore, in view of the disadvantage that the conventional latch is easily damaged by external force, the present invention provides an axial force-driven screw lock core structure, which comprises a lock bolt, and the loop is provided with at least two screw grooves, and the screw system is Having a slotted port extending to one end of the latch; a latching seat, the latching socket is provided with a latching slot for the latch to be inserted therein; and a control member is coupled to the latch The lock bolt is relatively rotated to the control member; a lock seat is provided with a screw hole having a proper axial length, and the screw hole is respectively provided with an internal thread and an internal thread corresponding to the screw groove and the screw groove port of the lock bolt The port; the axial force is applied by the control member to move the bolt in the axial direction, thereby screwing or screwing out the screw hole of the lock seat.

The above-mentioned groove has a slope, and the inclination is based on the axis of the bolt as a reference line Is less than or equal to 45 degrees.

The above-mentioned grooves are equidistantly distributed in the radial direction of the bolt.

The other end of the latch is provided with a joint portion, and the bolt is provided with a pushing ring surface adjacent to the joint portion.

The connecting portion of the locking bolt is an internally threaded hole, and the control member comprises a screw screwing the joint portion, a connecting hole for inserting the screw, and at least one connecting hole.

The above control member is further provided with a lever coupled to the through hole.

The control member is further provided with a pull ring coupled to the through hole.

The above control member is a solenoid valve.

The above control member is a lock core.

The above-mentioned screw port is tapered.

The invention has the following advantages:

1. The present invention can be used in a variety of types of over-locking applications, such as: a door (or a fan window), a rail sliding door (or a rail sliding window), a sliding door (or a sliding window), etc. They all play a firm locking role.

2. The invention can be matched with the screw hole by the screw groove to prevent the axial external force from opening.

3. The invention is achieved by screwing the screw groove of the lock bolt into the screw hole of the lock seat, because the lock bolt can bear the shear force when the door is opened, and has the functions of axial anti-opening and shear force prevention.

4. The invention has the inclination of the screw groove of the lock bolt, so that the lock bolt is pushed by the horizontal thrust and pulled out of the screw hole of the lock seat, and the user can easily open and lock relative to each other. .

5. The invention can be disposed inside the door, and can use the external force of the hand to push the lock bolt firmly to the door to prevent the bolt from being damaged by external force.

6. The lock bolt of the present invention can emit low noise during the process of locking on the door.

(1)‧‧‧Locks

(11)‧‧‧Slots

(12)‧‧‧Slotted port

(13) ‧ ‧ joints

(14) ‧ ‧ push to the torus

(2) ‧‧‧Lock seat

(21)‧‧‧Lock slot

(3) ‧‧‧Controls

(31)‧‧‧ screws

(32)‧‧‧Connecting holes

(33)‧‧‧Contact holes

(34)‧‧‧

(4) ‧‧‧Lock seat

(41)‧‧‧ screw holes

(42)‧‧‧ internal thread

(43)‧‧‧Threaded port

(3A)‧‧‧Controls

(31A)‧‧‧ screws

(32A)‧‧‧Connecting holes

(33A)‧‧‧Contact hole

(34A)‧‧‧ Pull ring

(A) ‧ ‧ ‧ doors

(A1) ‧ ‧ door frame

(B) ‧‧‧Latch base

(B1) ‧ ‧ long slot

(B2) ‧ ‧ front notch

(B3) ‧ ‧ rear notch

(C1)‧‧‧The first body

(C2) ‧‧‧Second body

(D1) ‧ ‧ third body

(D2) ‧‧‧Fourth body

The first figure is a perspective exploded view of the present invention.

The second figure is a three-dimensional combination diagram of the present invention.

The third figure is a front view of the lock bolt of the present invention.

The fourth figure is a schematic view of the lock bolt, the lock bolt seat and the control member of the invention being installed on the fan door.

The fifth figure is a schematic diagram of the use of the lock bolt of the invention in the door (1).

The sixth figure is a schematic diagram of the use of the lock bolt of the invention in the door (2).

The seventh figure is a schematic diagram of the use of the lock bolt of the invention in the same rail sliding door (1).

The eighth figure is a schematic diagram of the use of the lock bolt of the invention in the same rail sliding door (2).

The ninth figure is a schematic view showing the use of the latch lock on the different track sliding door according to another embodiment of the present invention.

First, as shown in the first, second and third figures, the present invention is an axial force driven screw lock core structure, comprising a lock bolt (1), a lock bolt seat (2), a a control member (3) and a lock seat (4), wherein:

a lock bolt (1) having at least two screw grooves (11) in the loop, and the screw grooves (11) The bolt (1) is equidistantly distributed in the radial direction, and the groove (11) has a slope which is less than or equal to 45 degrees with the axis of the bolt (1) as a reference line. The slot (11) has a slotted port (12) extending to one end of the latch (1), the slot port (12) is tapered, and the other end of the latch (1) is There is a joint portion (13) which is an internally threaded hole, and the bolt (1) is provided with a pushing abutment surface (14) adjacent to the joint portion (13).

The bolt seat (2) is provided with a latching groove (21) for the bolt (1) to be inserted therein.

The control member (3) is coupled to the joint portion (13) of the lock bolt (1), and the control member (3) includes a screw (31) screwed to the joint portion (13), and a screw is attached thereto. (31) a connecting hole (32), at least one connecting hole (33) and a lever (34) coupled to the connecting hole (33), and rotating the locking bolt (1) relative to the control member (3). The control member (3) is mainly used to drive the lock bolt (1). When the control member (3) is applied with a thrust or tension parallel to the axial direction of the bolt (1), the lock bolt (1) can be made on the shaft. Moves upwards and has a degree of freedom of relative rotation to the control member (3). In practice, the control member (3) can have many types, and the control member (3) can be a solenoid valve, a lock core, or the like.

The lock seat (4) is provided with a screw hole (41) of a suitable axial length, and the screw hole (41) corresponds to the screw groove (11) and the screw port (12) of the lock bolt (1) respectively An internal thread (42) and an internally threaded port (43) are provided.

The invention can be implemented in a door (or a window), a sliding door (or a sliding window), a sliding door (or a sliding window), etc., which can all exert a firm locking function. For the door, the bolt (1) penetrates into the screw hole (41), and the bolt (1) can withstand the shearing force when the door is opened, thereby preventing the door from opening; for the same sliding door, the bolt (1) threading through the screw hole (41), by screwing the screw groove (11) and the internal thread (42), the same rail sliding door cannot be opened away from each other; for the illegal sliding door, the locking bolt (1) ) threaded into the screw hole (41), the lock bolt (1) can also withstand the shearing force when the door body is opened, so that the sliding door can be prevented from opening. One by one, as explained in the fourth and fifth figures, when the present invention is implemented in the door (A), the door is centered on the rotating shaft, and the door is opened or closed in a fan-shaped manner. In the fifth figure, the lock seat (4) is mounted on the door frame (A1), and the lock bolt (1), the lock bolt seat (2) and the control member (3) are mounted on the door (A), the fan A latch base (B) is disposed on the outer side of the door (A), and the latch base (B) is provided with a long slot (B1), and the opposite ends of the long slot (B1) are respectively provided with a front recess ( B2) and a rear notch (B3), the lever (34) of the control member (3) is slid in the long groove (B1) of the latch base (B), as shown in the fifth figure and the sixth As shown in the figure, the user first closes the door (A), and then the user can manually push the lever (34) in the long slot (B1) and push the lever (34) upward to the rear recess ( In B3), the lever (34) is then moved in the long slot (B1) to be pushed toward the lock seat (4), since the joint (13) of the lock bolt (1) is movable to the control member ( 3) In the connecting hole (32), when the control member (3) is pushed against the towing ring (14) of the locking bolt (1), the locking bolt (1) is subjected to the level of the control member (3) The displacement thrust is screwed into the screw hole (41) of the lock seat (4), because the screw port (12) of the lock bolt (1) corresponds to the internal thread port (43) of the lock seat (4), so that The bolt (1) is based on the inclination of the screw groove (11) with the axis of the bolt (1) as a reference The angle is less than or equal to 45 degrees, and the screw groove (11) of the lock bolt (1) can completely correspond to the internal thread (42) screwed into the lock seat (4) in the direction of the thrust, so that the hand can be utilized The external force of the flat push locks the lock bolt (1) firmly to the door (A).

As shown in the seventh and eighth figures, when the present invention is implemented in the same-slide door, the first door body (C1) and the second door body (C2) slide on the same slide rail (not shown). Both Sliding closer to the door, sliding away from the door. The lock seat (4) is mounted on the second door body (C2), and the lock bolt (1), the lock bolt seat (2) and the control member (3) are mounted on the first door body (C1), and are to be locked. When a door body (C1) and a second door body (C2) are used, the user can first pull two pieces of the first door body (C1) and the second door body (C2) to each other, and the user can manually dial Moving the lever (34) in the long slot (B1) and pushing the lever (34) upward into the rear recess (B3), and then moving the lever (34) in the long slot (B1) And pushed to the lock seat (4), because the joint portion (13) of the lock bolt (1) can move in the connection hole (32) of the control member (3), when the control member (3) is pushed against The bolt (1) pushes against the torus (14), so that the bolt (1) is thrust by the horizontal displacement of the control member (3) and is screwed into the screw hole (41) of the lock seat (4). The screw port (12) of the bolt (1) is corresponding to the internally threaded port (43) of the lock seat (4), and the lock bolt (1) is biased by the screw groove (11) with the lock bolt (1) The axis is the reference line is less than or equal to 45 degrees, so that the bolt (1) can be completely screwed into the internal thread (42) of the lock seat (4) in the direction of the horizontal thrust, so that the axis can be utilized The external force of the hand pushes the lock bolt (1) firmly The lock is locked on the first door body (C1) and the second door body (C2) to prevent the lock bolt (1) from being damaged by external force and endangering home safety.

As shown in the ninth figure, when the present invention is implemented in an off-track sliding door, the third door body (D1) and the fourth door body (D2) slide in parallel on different slide rails (not shown), The people are sliding closer to each other to close the door and slide away from each other to open the door. In the ninth figure, the lock seat (4) is mounted on the fourth door body (D2), and the lock bolt (1), the lock bolt seat (2) and the control member (3A) are mounted on the third door body (D1). The control member (3A) is further provided with a pull ring (34A) coupled to the receiving hole (33A), and the user can use the pull ring (34A) to directly push the control member (3A) against the lock bolt with horizontal thrust. (1), and the bolt (1) can be completely screwed into the inner thread (42) of the lock seat (4) as described above, so that it can be used on the outer rail sliding door.

In addition to the doors of the building, the windows, the doors of furniture, the doors of the cabinets, etc. It is an occasion where the invention can be applied. However, the above description is only one of the preferred embodiments of the present invention, and the scope of the patent application and the contents of the description of the present invention are not limited thereto. All should still fall within the scope of protection covered by the scope of the patent application of the present invention.

(1)‧‧‧Locks

(11)‧‧‧Slots

(12)‧‧‧Slotted port

(13) ‧ ‧ joints

(14) ‧ ‧ push to the torus

(2) ‧‧‧Lock seat

(21)‧‧‧Lock slot

(3) ‧‧‧Controls

(31)‧‧‧ screws

(32)‧‧‧Connecting holes

(33)‧‧‧Contact holes

(34)‧‧‧

(4) ‧‧‧Lock seat

(41)‧‧‧ screw holes

(42)‧‧‧ internal thread

(43)‧‧‧Threaded port

Claims (8)

The utility model relates to a spiral lock core structure driven by an axial force, which comprises: a lock bolt, wherein the loop is provided with at least two screw grooves, and the screw grooves have a screw groove port extending to one end of the lock bolt, the screw The slot has a slope, the slope is less than or equal to 45 degrees with the axis of the bolt as a reference line, and the slots are equidistantly distributed in the radial direction of the bolt; a latch seat, the The latching seat is provided with a latching slot for the bolt to be inserted therein; a control member is coupled to the latch to rotate the latch relative to the control member; and a locking seat is provided with a suitable shaft a threaded hole of a length corresponding to the screw groove and the screw port of the latch, respectively, and an internal thread and an internally threaded port; and an axial force is applied to the bolt by the control member to make the lock The bolt moves in the axial direction and is screwed or screwed out of the screw hole of the lock seat. The invention relates to a screw-locking structure driven by an axial force according to the first aspect of the invention, wherein the other end of the bolt is provided with a joint portion, and the bolt is provided with a pushing ring surface adjacent to the joint portion. The helical lock core structure driven by the axial force according to the second aspect of the invention, wherein the joint of the lock bolt is an internally threaded hole, and the control member comprises a screw screwing the joint portion. a connecting hole for the screw and at least one connecting hole. The invention relates to a screw-locking structure driven by an axial force as described in claim 3, wherein the control member is further provided with a lever coupled to the connecting hole. The invention relates to a spiral lock core structure driven by an axial force as described in claim 3, wherein the control member is further provided with a pull ring coupled to the joint hole. The invention relates to a spiral lock core structure driven by an axial force as described in claim 1 , wherein the control member is a solenoid valve. The invention relates to a spiral lock core structure driven by an axial force as described in claim 1 , wherein the control member is a lock core. The helical lock core structure driven by the axial force according to the first aspect of the patent application, wherein the screw port is tapered.