CN211691850U - Stable laminating formula push-and-pull case cabinet lock based on magnetic stripe frame - Google Patents

Abstract

The utility model provides a stable laminating formula push-and-pull case cabinet lock based on magnetic stripe frame, the holding intracavity that the lock shell formed holds spring bolt subassembly and control assembly, and control assembly control spring bolt subassembly motion, and spring bolt subassembly motion is used for realizing locking or unblock; a first abutting part and a second abutting part are fixedly arranged in an accommodating cavity formed by the lock shell, a first through hole is formed in the lock shell, a second through hole and a third through hole are formed in the first abutting part and the second abutting part, and the attaching rod sequentially penetrates through the first through hole, the second through hole and the third through hole; the laminating rod is provided with a third abutting part, one end of the third abutting part abuts against the first abutting part, the other end of the third abutting part abuts against the first end of the spring sleeved on the laminating rod, and the second end of the spring abuts against the third abutting part; when the cabinet door is closed, the protruding part retracts into the lock shell and is attracted with the magnetic stripe, the spring is compressed, and when the spring bolt assembly is unlocked, the restoring force of the spring pushes the third supporting part to be away from the magnetic stripe frame, so that the cabinet door can be tightly attached and the door can be opened easily.

Description

Stable laminating formula push-and-pull case cabinet lock based on magnetic stripe frame

Technical Field

The utility model relates to a cabinet tool to lock technical field especially relates to a stable laminating formula push-and-pull case cabinet lock based on magnetic stripe frame.

Background

As people live better and better, people pursue more convenient life; therefore, the traditional manual unlocking mode is gradually changed by people, more and more people are willing to accept the unlocking mode by electronic identification or circuit control, and more users are provided by the traditional manual unlocking mode due to the fast unlocking mode and the high safety performance.

In the current market, not only are various developments of electronic locks, but also peripheral products of the locks are gradually increased, and the peripheral designs of the locks are more and more humanized, for example, the locks are only widely applied to magnetic suction frames of refrigerator doors originally and are also gradually applied to frames of sliding doors and door frames of cabinets; the frame using the magnetic strip frame does bring about advantages, such as: the lock can be matched to be tightly attached, and the whole door frame achieves certain air tightness; if the door is not completely closed when the door is closed suddenly, the magnetic strips are mutually adsorbed and closed; these are all benefits from the magnetic strip frame; however, some special situations also exist, and in the actual production and sale process, two regions are found to have defects when the magnetic stripe frame type structure is used, firstly, in a wet place throughout the year, due to the existence of a large amount of water vapor in the air, gaps between the magnetic stripe frame and the door frame of the sliding door are full of water vapor, and the difficulty in opening the door is caused; secondly, on a dry land all the year round, due to air drying, the magnetic strip frame and the door frame of the sliding door are unstably attracted; therefore, for the purpose of serving various users, it is necessary to develop a structure that can be stably attached after being closed and can be easily opened after being opened.

SUMMERY OF THE UTILITY MODEL

Aiming at various defects of the prior push-pull box cabinet lock based on the magnetic strip frame, the utility model provides a stable attaching type push-pull box cabinet lock based on the magnetic strip frame; so as to achieve the effect of wholly and stably attaching after closing and easily opening after opening.

Aiming at the defects existing in the technology, the utility model provides a stable attaching type push-pull box cabinet lock based on a magnetic stripe frame, which is arranged on a box cabinet or a push-pull door and is matched with the magnetic stripe frame provided with a magnetic stripe to realize the closing of a box cabinet door, and comprises a lock shell, wherein a lock tongue component and a control component are contained in a containing cavity formed by the lock shell, the control component controls the motion of the lock tongue component, and the motion of the lock tongue component is used for realizing the locking or unlocking;

a first abutting part and a second abutting part are fixedly arranged in an accommodating cavity formed by the lock shell, a first through hole is formed in the lock shell, a second through hole and a third through hole are formed in the first abutting part and the second abutting part, the attaching rod sequentially penetrates through the first through hole, the second through hole and the third through hole, a third abutting part is arranged on the attaching rod, one end of the third abutting part abuts against the first abutting part, the other end of the third abutting part abuts against a first end of a spring sleeved on the attaching rod, a second end of the spring abuts against the second abutting part, and the portion, extending out of the first through hole, of the attaching rod forms a protruding portion;

when the cabinet door is closed, the protruding part retracts into the lock shell and is attracted with the magnetic strip, the spring is compressed, and when the spring bolt assembly is unlocked, the restoring force of the spring pushes the third abutting part to be far away from the magnetic strip frame.

Preferably, a circle of flange is arranged on the edge of the end face of the protruding portion, and the flange forms a fourth abutting portion to abut against the lock shell.

Preferably, the flange is a magnet, and the flange and the magnetic strip are closely adsorbed to form a stable attaching structure.

Preferably, the fitting rod is provided with an annular clamping groove to form a first cylindrical portion with a smaller radius than the fitting rod, the third abutting portion is matched with the annular clamping groove, a notch is formed in the third abutting portion, the width of the notch is larger than or equal to the diameter of the first cylindrical portion, and a structure that the third abutting portion is detachably connected with the annular clamping groove is formed.

Preferably, a first side wall and a second side wall are further arranged in an accommodating cavity formed by the lock shell, the first side wall and the second side wall are arranged on two sides of the attaching rod, a first clamping groove and a second clamping groove are correspondingly arranged on the first side wall and the second side wall, and the first abutting portion is clamped in the first clamping groove and the second clamping groove to form a detachable connection structure.

Preferably, the control assembly comprises a control main board and a titanium wire, the titanium wire is electrically connected with the control main board, one end of the titanium wire is fixedly connected with the lock shell, and the other end of the titanium wire is connected with the bolt assembly; when the control main board heats the titanium metal wire, the titanium metal wire contracts to drive the lock tongue assembly to move to complete unlocking; when the control main board stops heating, the titanium metal wire returns to a natural state.

Preferably, the bolt assembly comprises a hook bolt fixed by a first torsion spring and a swing arm bolt fixed by a second torsion spring; the first end of the hook-shaped lock tongue is connected with the titanium wire, the second end of the hook-shaped lock tongue is provided with a first claw which is clamped with a second claw of the swing arm lock tongue, and the swing arm lock tongue is further provided with a lock tongue to realize locking.

The utility model has the advantages that: in the prior art, in the use of a door frame or a box frame provided with a magnetic strip frame, certain adsorption force is increased due to the magnetic attraction effect, so that the door frame or the box frame is difficult to open in a wet area due to the existence of water vapor, and the door frame or the box frame is not tight in adsorption in a dry area, so that a structure which is tightly attached during closing and can be opened smoothly after opening is needed;

however, in the utility model, the lock tongue component and the control component are accommodated in the accommodating cavity formed by the lock shell, the control component controls the movement of the lock tongue component, and the movement of the lock tongue component is used for realizing locking or unlocking; a first abutting part and a second abutting part are fixedly arranged in an accommodating cavity formed by the lock shell, a first through hole is formed in the lock shell, a second through hole and a third through hole are formed in the first abutting part and the second abutting part, the attaching rod sequentially penetrates through the first through hole, the second through hole and the third through hole, a third abutting part is arranged on the attaching rod, one end of the third abutting part abuts against the first abutting part, the other end of the third abutting part abuts against a first end of a spring sleeved on the attaching rod, a second end of the spring abuts against the third abutting part, and the part of the attaching rod extending out of the first through hole forms a protruding part; when the cabinet door is closed, the protruding part retracts into the lock shell and is attracted with the magnetic stripe, the spring is compressed, and when the spring bolt assembly is unlocked, the restoring force of the spring pushes the third supporting part to be away from the magnetic stripe frame, so that the cabinet door can be tightly attached and can be unlocked easily.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an internal structural view of the present invention;

FIG. 3 is an exploded view of the structure of the application rod of the present invention;

fig. 4 is a structural diagram in the unlocked state of the present invention.

The main element symbols are as follows:

1. a lock case; 11. a first abutting portion; 111. a second through hole; 12. a second abutting portion; 121. a third through hole; 13. a first through hole; 14. a first side wall; 141. a first card slot; 15. a second side wall; 151. a second card slot;

2. a latch bolt assembly; 21. a first torsion spring; 22. a hook-shaped bolt; 221. a first finger; 23. a second torsion spring; 24. a swing arm lock tongue; 241. a second finger; 242. a latch bolt;

3. a control component; 31. a control main board; 32. a titanium wire;

4. a fitting rod; 41. a third abutting portion; 42. a spring; 43. a fourth abutting portion; 44. an annular neck; 441. a first cylindrical portion.

Detailed Description

In order to make the present invention clearer, the present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1-3, the utility model provides a stable attaching type push-pull box cabinet lock based on magnetic stripe frame, which is installed on a box cabinet or a push-pull door and is matched with the magnetic stripe frame installed with magnetic stripe to realize the closing of a box door, and comprises a lock shell, a lock tongue component 2 and a control component 3 are accommodated in an accommodating cavity formed by the lock shell 1, the control component 3 controls the movement of the lock tongue component 2, and the movement of the lock tongue component 2 is used for realizing locking or unlocking;

a first abutting part 11 and a second abutting part 12 are fixedly arranged in an accommodating cavity formed by the lock shell 1, a first through hole 13 is formed in the lock shell, a second through hole 111 and a third through hole 121 are formed in the first abutting part 11 and the second abutting part 12, the attaching rod 2 sequentially penetrates through the first through hole 13, the second through hole 111 and the third through hole 121 to form a channel for the attaching rod to do telescopic motion, wherein a third abutting part 41 is arranged on the attaching rod 4, one end of the third abutting part 41 abuts against the first abutting part 11, the other end abuts against a first end of a spring 42 sleeved on the attaching rod 4, a second end of the spring 42 abuts against the second abutting part 12, and a protruding part is formed by the attaching rod 4 extending out of the first through hole 13; the third abutting part 41 is arranged between the first abutting part 11 and the second abutting part 12, limits the attaching rod to slide out of the second through hole along with the synchronous movement of the attaching rod, and forms an abutting relation with the spring;

when the cabinet door is closed, the cabinet lock is contacted with the door frame along with the sliding door, the protruding part is pressed by the door frame to retract into the lock shell and is attracted with the magnetic strip on the door frame, and meanwhile, the spring 42 is compressed, so that locking is realized, the swinging of the sliding door is limited by the adsorption action of the magnetic strip and the laminating rod, and stable and tight laminating is completed; when the spring bolt subassembly unblock, the restoring force of spring 42 promotes the third and supports holding portion 41 and keep away from the magnetic stripe frame, and the third supports the thrust that holds the portion and receive the spring to because the spring bolt has been unblock, this thrust will be used in on the door frame, produce the interact power between door frame and the push-and-pull door, make the push-and-pull door pushed away from the door frame, be used for offsetting the adsorption affinity of magnet, can be very convenient open the door after unblanking.

In this embodiment, please refer to fig. 3, a circle of flanges are arranged on the edge of the end surface of the protruding portion, the flanges form a fourth abutting portion 43 to abut against the lock case, if a certain air gap is required, the fourth abutting portion can directly abut against the outer surface of the lock case, and if perfect fitting is required, a step-type structure is arranged in the first through hole to abut against the fourth abutting portion, so as to prevent the fitting rod from being completely pushed into the lock case.

Preferably, the flange is made of a magnet, namely the magnet is embedded inside the flange, so that the flange and the magnetic strip are tightly adsorbed to form a stable attached structure.

In this embodiment, the attaching rod 4 is provided with a circular clamping groove 44 to form a first cylindrical portion 441 with a smaller radius than the attaching rod, the third abutting portion 41 is adapted to the circular clamping groove 44, and the third abutting portion 41 is provided with a notch, the width of the notch is greater than or equal to the diameter of the first cylindrical portion 441 to form a structure in which the third abutting portion 41 is detachably connected to the circular clamping groove 44.

As a more preferable scheme, a first side wall 14 and a second side wall 15 are further arranged in an accommodating cavity formed by the lock case 1, the first side wall 14 and the second side wall 15 are arranged on two sides of the attaching rod 4, a first clamping groove 141 and a second clamping groove 151 are correspondingly arranged on the first side wall 14 and the second side wall 15, and the first abutting portion 11 is clamped in the first clamping groove 141 and the second clamping groove 151 to form a detachable connection structure.

In this embodiment, referring to fig. 2 and fig. 3, the control assembly 3 includes a control main board 31 and a titanium wire 32, the titanium wire 32 is electrically connected to the control main board 31, and one end of the titanium wire is fixedly connected to the lock case 1, and the other end of the titanium wire is connected to the bolt assembly 2; when the control main board 31 heats the titanium wire 32, the titanium wire 32 contracts to drive the bolt assembly 2 to move to complete unlocking; when the control main board 31 stops heating, the titanium wire returns to the natural state.

As a more preferable alternative, referring to fig. 1 to 4, the latch bolt assembly 2 includes a hook-shaped latch bolt 22 fixed by a first torsion spring 21, and a swing arm latch bolt 24 fixed by a second torsion spring 23; the first end of the hook-shaped bolt 22 is connected with the titanium wire 32, the second end of the hook-shaped bolt 22 is provided with a first claw 221 which is clamped with a second claw 241 of the swing arm bolt 24, and the swing arm bolt 24 is also provided with a bolt 242 for realizing locking; the control main board is used for receiving an external control command and then heating the titanium wire, which belongs to the part of the prior art and is not described again; the restoring force direction provided by the first torsion spring to the hook-shaped lock tongue is anticlockwise, the restoring force direction provided by the second torsion spring to the swing arm lock tongue is clockwise, so that locking is realized when the hook claws of the first torsion spring and the second torsion spring are mutually clamped, the titanium wire is in a natural tightening state, and when unlocking is realized, the titanium wire contracts to pull the hook-shaped lock tongue, so that the first hook claw and the second hook claw are unhooked, and the swing arm lock tongue is driven by the second torsion spring to realize unlocking; when the lock needs to be closed, the titanium metal wire returns to the natural length, the hook-shaped lock tongue is driven by the first torsion spring to return to the clamping position, at the moment, the external lock bolt extrudes the second hook shape to enable the swing arm lock tongue to rotate clockwise, and finally the first hook claw and the second hook claw are clamped again to achieve locking.

The utility model has the advantages that:

1) the close attachment with the magnetic strip frame is realized through the attachment rod driven by the spring, or the attachment rod is far away from the door frame after being unlocked through the restoring force of the spring;

2) the unlocking of the whole lock is realized through the titanium metal wire, and the lock is very convenient and stable.

The above disclosure is only for the specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present invention.

Claims (7)

1. A stable attaching type push-pull box cabinet lock based on a magnetic strip frame is installed on a box cabinet or a sliding door and is matched with the magnetic strip frame provided with a magnetic strip to close a box door, and the stable attaching type push-pull box cabinet lock is characterized by comprising a lock shell, wherein a lock tongue assembly and a control assembly are accommodated in an accommodating cavity formed in the lock shell, the control assembly controls the lock tongue assembly to move, and the lock tongue assembly moves to realize locking or unlocking;

a first abutting part and a second abutting part are fixedly arranged in an accommodating cavity formed by the lock shell, a first through hole is formed in the lock shell, a second through hole and a third through hole are formed in the first abutting part and the second abutting part, and the attaching rod sequentially penetrates through the first through hole, the second through hole and the third through hole;

when the cabinet door is closed, the protruding part retracts into the lock shell and is attracted with the magnetic strip, the spring is compressed, and when the spring bolt assembly is unlocked, the restoring force of the spring pushes the second abutting part to be far away from the magnetic strip frame.

2. The magnetically-bonded push-pull case and cabinet lock of claim 1, wherein the protrusion has a flange at its edge, the flange forming a fourth abutment against the lock housing.

3. The magnetically-bonded, push-pull case cabinet lock of claim 2, wherein the flange is a magnet, and the flange is closely attached to the magnetic stripe to form a stable-bonded structure.

4. The stable attaching type push-pull box cabinet lock based on the magnetic stripe frame as claimed in claim 1, wherein the attaching rod is provided with a circular clamping groove to form a first cylindrical portion with a smaller radius than the attaching rod, the third abutting portion is adapted to the circular clamping groove, and the third abutting portion is provided with a gap, the width of the gap is greater than or equal to the diameter of the first cylindrical portion, so as to form a structure that the third abutting portion is detachably connected to the circular clamping groove.

5. The stable attaching type push-pull box cabinet lock based on the magnetic strip frame as claimed in claim 1, wherein a first side wall and a second side wall are further disposed in an accommodating cavity formed by the lock case, the first side wall and the second side wall are disposed on two sides of the attaching rod, a first clamping groove and a second clamping groove are correspondingly disposed on the first side wall and the second side wall, and the first abutting portion is clamped in the first clamping groove and the second clamping groove to form a detachable connection structure.

6. The magnetically strip frame based stably attached push-pull chest lock of claim 1, wherein the control assembly comprises a control motherboard and a titanium wire electrically connected to the control motherboard, and having one end fixedly connected to the lock housing and the other end connected to the latch assembly; when the control main board heats the titanium metal wire, the titanium metal wire contracts to drive the lock tongue assembly to move to complete unlocking; when the control main board stops heating, the titanium metal wire returns to a natural state.

7. The magnetically-framed-based stable-fit push-pull cabinet lock of claim 6, wherein the latch assembly comprises a hook-shaped latch secured by a first torsion spring, and a swing-arm latch secured by a second torsion spring; the first end of the hook-shaped lock tongue is connected with the titanium wire, the second end of the hook-shaped lock tongue is provided with a first claw which is clamped with a second claw of the swing arm lock tongue, and the swing arm lock tongue is further provided with a lock tongue to realize locking.

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