CN215485277U - Lock core, lock and storage box - Google Patents

Abstract

The utility model relates to the technical field of locks, in particular to a lock cylinder, a lock and a storage box. The lock core comprises a lock tongue seat, a first spring, a lock tongue and an unlocking mechanism. The spring bolt includes spring bolt rear end, spring bolt front end that has the inclined plane and sets up two archs in spring bolt rear end both sides respectively. When the lock is locked, the front end of the lock tongue passes through the lock tongue opening under the elastic action of the first spring to extend out of the lock tongue seat, and the two bulges are driven to move forwards along the first notch respectively when the lock tongue extends out. During unlocking, the unlocking button is pressed downwards to drive the two lower ends of the linkage mechanism to move backwards, then the two protrusions are pushed to move backwards along the two first notches respectively, and the front end of the lock tongue is driven to penetrate through the lock tongue opening and retract into the lock tongue seat. The lock core provided by the utility model has the characteristics of simple structure and no need of a key during locking and unlocking.

Description

Lock core, lock and storage box

Technical Field

The utility model relates to the technical field of locks, in particular to a lock cylinder, a lock and a storage box.

Background

The existing lock core generally needs a key to unlock, and the structure is relatively complex.

Disclosure of Invention

In view of the above, the present invention provides a lock core, a lock and a storage box with simple structure and capable of being unlocked without a key, so as to solve the above problems.

The embodiment of the utility model provides a lock core, which comprises a lock tongue seat, a first spring, a lock tongue and an unlocking mechanism, wherein the lock tongue comprises a lock tongue rear end, a lock tongue front end with an inclined plane and two bulges respectively arranged at two sides of the lock tongue rear end, and the unlocking mechanism comprises a linkage mechanism and an unlocking button;

the lock bolt seat is of a hollow structure, a lock bolt opening is formed in the front of the lock bolt seat, two long first notches are formed in two side faces of the lock bolt seat, the rear end of the lock bolt is arranged in the hollow of the lock bolt seat, the first spring is arranged between the back face of the lock bolt seat and the rear end of the lock bolt, the two protrusions respectively correspond to the two first notches, and each protrusion can slide relatively in the corresponding first notch;

the two lower ends of the linkage mechanism respectively correspond to the two first notches, and the upper end of the linkage mechanism is connected with the unlocking key;

when the lock is locked, the front end of the lock tongue penetrates through the lock tongue opening under the elastic force of the first spring and extends out of the lock tongue seat, and the two protrusions are driven to move forwards along the first notch respectively when the front end of the lock tongue extends out;

during unlocking, the unlocking button is pressed downwards to drive the two lower ends of the linkage mechanism to move backwards, then the two protrusions are pushed to move backwards along the two first notches respectively, and the front end of the lock tongue is driven to penetrate through the lock tongue opening to retract into the lock tongue seat.

Optionally, the linkage mechanism comprises: the key connecting rod comprises a first connecting rod, a second connecting rod and a cross rod connected between the first connecting rod and the second connecting rod;

the corners of the two levers are respectively connected to two side surfaces of the bolt seat in a rotating mode, and the end part, away from the corner, of each first rotating rod is close to each protrusion;

the end parts of the two second rotating rods departing from the corners are respectively connected with the end parts of the first connecting rod and the second connecting rod departing from the cross rod;

the second spring is arranged between the upper surface of the bolt seat and the cross rod, and the unlocking key is arranged on the cross rod;

during the unblock, the unblock button is pressed downwards, compresses the second spring, horizontal pole downstream drives head rod and second connecting rod downstream drives two the second dwang deviates from the tip downstream at turning, drives two then first dwang deviates from the tip downstream at turning, thereby promote two the arch is followed two respectively first breach downstream drives the spring bolt front end passes the spring bolt mouth retraction the spring bolt seat.

Optionally, the unlocking mechanism further comprises a shaft end retainer ring, the cross bar comprises a first through hole, and the unlocking key comprises a button and a cylindrical shaft connected to the button;

the cylindrical shaft sequentially penetrates through the shaft end retainer ring and the first through hole, and the button protrudes relative to the shaft end retainer ring.

The embodiment of the utility model provides a lock, which comprises the lock cylinder and a sleeve body used for wrapping articles, wherein the sleeve body comprises a lock hole matched with the front end of a lock tongue;

when the lock is locked, the front end of the lock tongue penetrates through the lock tongue opening to extend out of the lock tongue seat and enter the lock hole;

when unlocking, the front end of the lock tongue sequentially penetrates through the lock hole and the lock tongue opening and retracts into the lock tongue seat.

The embodiment of the utility model provides a storage box, which comprises a shell, a main bearing plate, a key plate, a rear cover, a cover plate and a lock cylinder, wherein the main bearing plate is vertical to the key plate;

the key board is positioned on the first side surface of the main bearing plate and is vertical to the main bearing plate;

the shell is covered on the second side face of the main bearing plate, extends to the first side face of the main bearing plate and is enclosed by the rear cover positioned on the first side face of the main bearing plate to form a first containing cavity and a second containing cavity, the first containing cavity is positioned on the first side face of the main bearing plate, and the second containing cavity is positioned on the second side face of the main bearing plate;

the lock core set up in first holding the intracavity, just the spring bolt front end of lock core can be relative the spring bolt hole of main carrier plate stretches out or the retraction, the keypad lid is located first holding the chamber, the tip of unblock button passes the second through-hole is revealed in the keypad.

Optionally, the storage box comprises an ejection mechanism, the ejection mechanism comprising an elastic member and a lower baffle;

the lower baffle is parallel to the key board and is respectively positioned at two ends of the main bearing plate together with the key board, and the lower baffle is positioned at the second side surface of the main bearing plate and extends to the first side surface of the main bearing plate;

the elastic piece is arranged on the first side face of the main bearing plate, one end of the elastic piece is connected with the first side face of the main bearing plate, and the other end of the elastic piece is connected with the lower baffle.

Optionally, the elastic member is two damping springs, the two damping springs are arranged in parallel, one end of each damping spring is connected with the first side face of the main bearing plate, and the other end of each damping spring is connected with the lower baffle.

Optionally, the front surface of the housing is provided with a lower flip, and the storage box further comprises an accommodating groove;

one surface of the lower baffle, which is far away from the key board, is surrounded with the shell and the rear cover to form a third accommodating cavity, and the lower turnover cover covers the third accommodating cavity;

the holding tank set up in main carrier plate is close to the one end of baffle down, and be located the third holds in the cavity.

Optionally, a second notch is formed in the front surface of the housing, and the front surface of the housing is parallel to the main bearing plate;

the second notch is positioned on the front surface of the shell and close to the side edge of the cover plate.

Optionally, the cover plate comprises a button accommodating cavity protruding outwards, and the shape of the button accommodating cavity is matched with that of the unlocking key.

The lock core provided by the embodiment of the utility model only comprises the lock tongue seat, the first spring, the lock tongue and the unlocking mechanism, and the lock core can stretch the front end of the lock tongue out of the lock tongue seat through the first spring to realize locking under the action of no external force, and can retract the front end of the lock tongue into the lock tongue seat to realize unlocking by pressing the unlocking button downwards. Therefore, the lock core provided by the utility model has the characteristics of simple structure and no need of a key during locking and unlocking.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below. It is appreciated that the following drawings depict only some embodiments of the utility model and are therefore not to be considered limiting of its scope, for those skilled in the art will be able to derive additional related drawings therefrom without the benefit of the inventive faculty.

Fig. 1 is a schematic structural diagram of a lock cylinder provided in an embodiment of the present invention.

Fig. 2 is a schematic structural view of the locking tongue in fig. 1.

Fig. 3 is a schematic structural view of the latch base in fig. 1.

Fig. 4 is a schematic structural view of the lock cylinder in fig. 1 in a locked state.

Fig. 5 is a schematic structural diagram of the lock cylinder in fig. 2 in an unlocked state.

Fig. 6 is a schematic structural view of the lever of fig. 1.

Fig. 7 is a schematic structural view of the key connecting rod in fig. 1.

Fig. 8 is a schematic structural view of a glove body according to an embodiment of the present invention.

Fig. 9 is an exploded view of a storage box according to an embodiment of the present invention.

Fig. 10 is a schematic structural view of the storage box in fig. 9.

Fig. 11 is a schematic installation diagram of an ejection mechanism according to an embodiment of the present invention.

Fig. 12 is a schematic view of the installation of the lower baffle in fig. 11.

Fig. 13 is a schematic structural diagram of another storage box according to an embodiment of the present invention.

Icon: 1-a lock core; 10-a bolt; 20-a bolt seat; 30-a first spring; 40-an unlocking mechanism; 11-bolt rear end; 12-bolt front end; 13-a bump; 41-unlock button; 42-a linkage mechanism; 21-locking tongue mouth; 22-a first notch; 421-a second spring; 422-key connecting rod; 423-lever; 4231-a first rotating rod; 4232-corner; 4233-second rotating rod; 4221-first connecting rod; 4222-crossbar; 4223-a second connecting rod; 43-shaft end retainer ring; 2-a sleeve body; 201-keyhole; 23-dishing; 100-a storage box; 3-a shell; 4-a main carrier plate; 5-a keypad; 6-rear cover; 7-cover plate; 8-an ejection mechanism; 801-an elastic member; 802-lower baffle; 301-lower flip; 9-accommodating the tank; 500-a charger; 302-a second gap; 701-button accommodation chamber.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

As shown in fig. 1, an embodiment of the present invention provides a lock cylinder 1. The lock cylinder 1 includes a latch bolt 10, a latch bolt seat 20, a first spring 30, and an unlocking mechanism 40. The unlocking mechanism 40 includes an unlocking button 41 and a link mechanism 42.

As shown in fig. 2, the locking bolt 10 includes a rear end 10, a front end 12 having a slant, and two protrusions 13 respectively disposed at both sides of the rear end 10.

As shown in fig. 3, the latch seat 20 is a hollow structure, and the front surface thereof is provided with a latch opening 21 and two side surfaces thereof are provided with a long first gap 22.

Referring to fig. 1 again, the bolt rear end 10 is disposed in the hollow of the bolt seat 20. The first spring 30 is disposed between the back of the latch bolt seat 20 and the rear latch bolt end 10. The two protrusions 13 correspond to the two first notches 22, respectively, and each protrusion 13 can slide in the corresponding first notch 22 relatively. Two lower ends of the linkage mechanism 42 respectively correspond to the two first notches 22, and the upper end is connected with the unlocking key 41.

As shown in fig. 4, when locked, the unlock button 41 is not pressed, and the first spring 30 is compressed. The front end 12 of the bolt passes through the bolt slot 21 under the action of the elastic force of the first spring 30 and extends out of the bolt seat 20, and drives the two protrusions 13 to move forward along the first notch 22 respectively when extending out.

As shown in fig. 5, during unlocking, the unlocking button 41 is pressed downward to drive the two lower ends of the linkage mechanism 42 to move backward, and then the two protrusions 13 are pushed to move backward along the two first notches 22, respectively, so as to drive the front end 12 of the lock tongue to penetrate through the lock tongue opening 21 and retract into the lock tongue seat 20.

As can be seen from the above description, the lock core 1 provided by the present invention only includes the latch base 20, the first spring 30, the latch 10 and the unlocking mechanism 40, and the latch core can extend the front end 12 of the latch out of the latch base 20 through the first spring 30 to achieve locking without external force, and can retract the front end 12 of the latch into the latch base 20 to achieve unlocking by pressing the unlocking button 41 downward. Therefore, the lock cylinder 1 provided by the utility model has the characteristics of simple structure and no need of a key during locking and unlocking.

As shown in fig. 4 and 5, optionally, the linkage 42 includes: a second spring 421, a U-shaped key connecting rod 422 and two L-shaped levers 423. As shown in fig. 6, the lever 423 includes a first rotation lever 4231, a second rotation lever 4233, and a corner 4232 connecting the first rotation lever 4231 and the second rotation lever 4233. As shown in fig. 7, the button connection link 422 includes a first connection link 4221, a second connection link 4223, and a crossbar 4222 connected between the first connection link 4221 and the second connection link 4223.

The corners 4232 of the two levers 423 are respectively connected to two sides of the latch base 20 in a rotating manner. The end of each first rotation rod 4231 facing away from the corner 4232 is adjacent to each boss 13. The ends of the two second swivel levers 4233 facing away from the corner 4232 are connected to the ends of the first and second connecting rods 4221 and 4223 facing away from the crossbar 4222, respectively. The second spring 421 is disposed between the top of the latch holder 20 and the crossbar 4222, and the unlock button 41 is disposed on the crossbar 4222.

Referring to fig. 5 again, during unlocking, the unlocking button 41 is pressed downward to compress the second spring 421, the cross bar 4222 moves downward to drive the first connecting rod 4221 and the second connecting rod 4223 to move downward to drive the end portions of the two second rotating rods 4233 departing from the corner 4232 to move downward, and then drive the end portions of the two first rotating rods 4231 departing from the corner 4232 to move backward, so as to push the two protrusions 13 to move backward along the two first notches 22 respectively, and drive the front end 12 of the lock tongue to penetrate through the lock tongue notch 21 and retract into the lock tongue seat 20.

As shown in fig. 3 and 5, a cylindrical recess 23 is optionally further provided at the top of the latch base 20. The cylindrical recess 23 is used to receive an end of the second spring 421 and prevent the second spring 421 from moving.

As shown in fig. 1, 4 and 5, the unlocking mechanism 40 further includes a shaft end retainer 43. The crossbar 4222 includes a first through hole, and the unlock button 41 includes a button and a cylindrical shaft connected to the button.

The cylindrical shaft sequentially passes through the shaft end retainer 43 and the first through hole, and the button protrudes relative to the shaft end retainer 43.

By providing the shaft end retainer 43, the button can be made more prominent for easy discovery by the user. Also, the diameter of the shaft end retainer 43 may be more than twice the diameter of the button, so that the user can press the button.

Based on the inventive concept, the utility model also provides a lock. The lock comprises the lock cylinder 1 and a sleeve body 2 used for wrapping an article. As shown in fig. 8, the housing body 2 includes a locking hole 201 engaged with the front end 12 of the tongue.

When locking, the front end 12 of the bolt passes through the bolt hole 21 and extends out of the bolt seat 20 to enter the lock hole 201. When unlocking, the front end 12 of the bolt passes through the lock hole 201 and the bolt opening 21 in sequence and retracts into the bolt seat 20.

The cover body 2 can be a mobile phone cover used for wrapping a mobile phone, a tablet personal computer cover used for wrapping a tablet personal computer and the like. The locking hole 201 has a depth of a first depth, so that after the front end 12 of the tongue enters the locking hole 201, the sleeve body 2 can be restricted by the locking hole 201 without moving laterally (i.e., without moving in a direction perpendicular to the direction in which the front end 12 of the tongue enters the locking hole 201). The first depth is set according to user requirements, such as 2 mm, 3 mm, 4 mm, and the like, which is not limited herein.

Based on the above inventive concept, as shown in fig. 9 and 10, the present invention also provides a storage case 100. The storage box 100 includes a housing 3, a main support plate 4, a key plate 5, a rear cover 6, a cover plate 7, and the above-mentioned key cylinder 1. The main bearing plate 4 is perpendicular to the key sheet 5. The main bearing plate comprises a bolt hole corresponding to the front end of the bolt. The key sheet 5 includes a second through hole.

As shown in fig. 11, the key sheet 5 is located on a first side of the main support plate 4 and perpendicular to the main support plate 4. The casing 3 covers and is located the second side of main carrier plate 4 to extend to the first side of main carrier plate 4 closes with being located the back lid 6 of the first side of main carrier plate 4 encloses, forms first chamber and the second of holding and holds the chamber, first chamber of holding is located the first side of main carrier plate 4, the second holds the chamber and is located the second side of main carrier plate 4. The lock core 1 is arranged in the first accommodating cavity, and the bolt front end 12 of the lock core can extend out or retract relative to the bolt hole of the main bearing plate 4. The key board 5 covers the first accommodating cavity, and the end of the unlocking key 41 passes through the second through hole and is exposed out of the key board 5.

Through the arrangement, the first accommodating cavity can be provided with the lock cylinder 1, and the second accommodating cavity can be used for accommodating articles (such as mobile phones, tablet computers and the like) wrapped with the sleeve body 2. The sleeve body 2 comprises a lock hole 201 matched with the front end 12 of the bolt. The cover 7 is opened, and the article wrapped with the sleeve body 2 can be put into the storage box 100. When the cover body 2 is put in, the cover body 2 moves downwards along the inclined plane of the front end 12 of the bolt, the front end 12 of the bolt is pressed backwards, the cover body 2 continues to move downwards until the front end 12 of the bolt enters the lock hole 201 of the cover body 2, and the cover body 2 is locked in the storage box 100. When the article of the cover body 2 and its parcel need to be taken out, press down the unblock button 41, the unblock button 41 drives two lower extremes rearward movement of link gear 42, promote two then protruding 13 is followed two respectively first breach 22 rearward movement, spring bolt front end 12 leaves lockhole 201, passes the spring bolt mouth 21 retraction the spring bolt seat 20 can take out the article of the cover body 2 and its parcel.

Therefore, the present invention provides a storage box 100 with a simple structure, wherein the storage box 100 has locking and unlocking functions, and does not need a key for locking and unlocking, thereby facilitating the operation of a user.

As shown in fig. 11 and 12, the storage box 100 optionally includes an ejection mechanism 8, and the ejection mechanism 8 includes an elastic member 801 and a lower baffle 802.

The lower baffle 802 is parallel to the key sheet 5, and the key sheet 5 is located at two ends of the main support plate 4. The lower baffle 802 is located at the second side of the main carrier plate 4 and extends to the first side of the main carrier plate 4. The elastic member 801 is disposed on the first side surface of the main bearing plate 4, and one end of the elastic member is connected to the first side surface of the main bearing plate 4, and the other end of the elastic member is connected to the lower baffle 802.

When the article wrapped with the cover body 2 is placed in the storage box 100 and the cover body 2 is locked in the storage box 100, the lower end of the cover body 2 contacts the lower baffle 802, and the elastic member 801 can be in a stretched state. When the cover body 2 and the articles wrapped by the cover body are required to be taken out, the front end 12 of the lock tongue leaves the lock hole 201 and retracts into the lock tongue seat 20, and the cover body 2 and the articles wrapped by the cover body move upwards under the elastic action of the elastic piece 801 to partially pop out the storage box 100, so that a user can take out the articles conveniently.

Optionally, the elastic member 801 is two damping springs, the two damping springs are arranged in parallel, one end of each damping spring is connected to the first side surface of the main bearing plate 4, and the other end of each damping spring is connected to the lower baffle 802.

As shown in fig. 13, optionally, the front surface of the housing 3 is opened with a lower flip 301, and the storage box 100 further includes a receiving groove 9.

One side of the lower baffle 802 far away from the key board 5 and the shell 3 and the rear cover 6 are enclosed to form a third accommodating cavity, and the lower flip 301 covers the third accommodating cavity. The holding tank 9 set up in main carrier plate 4 is close to the one end of baffle 802 down, and is located the third holds the cavity.

The receiving groove 9 can be used for storing accessories of the locked object, for example, when the locked object is an electronic device such as a mobile phone and a tablet computer, the receiving groove 9 can be used for storing a charger 500 of the electronic device such as the mobile phone and the tablet computer. And the charging wire of electronic equipment such as cell-phone, panel computer can be saved in the third holds the intracavity. A lower folder 301 is provided on the third receiving chamber, so that the charger 500 and the charging wire can be taken out or put in through the lower folder 301.

Optionally, a second notch 302 is disposed on a front surface of the housing 3, and the front surface of the housing 3 is parallel to the main bearing plate 4.

The second notch 302 is located on the front surface of the housing 3 near the side edge of the cover plate 7.

By providing the second notch 302, a user can touch the object from the second notch 302, thereby facilitating the object to be put into or taken out of the storage box.

Optionally, the cover plate 7 includes a button accommodating cavity 701 protruding outwards, and the button accommodating cavity 701 is matched with the unlocking key 41 in shape.

By providing the button accommodation chamber 701 protruding outward, instead of making the entire cover plate 7 protrude outward, the height of the cover plate 7 can be reduced, and space can be saved.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection. Either mechanically or electrically. They may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the products of the present invention usually put in use, are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, in the description of the present invention, the terms "first" and "second", etc. are used only for distinguishing the description, and are not intended to indicate or imply relative importance.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A lock core is characterized by comprising a lock tongue (10), a lock tongue seat (20), a first spring (30) and an unlocking mechanism (40), wherein the lock tongue (10) comprises a lock tongue rear end (11), a lock tongue front end (12) with an inclined plane and two protrusions (13) which are respectively arranged on two sides of the lock tongue rear end (11), and the unlocking mechanism (40) comprises a linkage mechanism (42) and an unlocking key (41);

the lock bolt seat (20) is of a hollow structure, a lock bolt opening (21) is formed in the front of the lock bolt seat, long first notches (22) are formed in two side faces of the lock bolt seat, the lock bolt rear end (11) is arranged in the hollow of the lock bolt seat (20), the first spring (30) is arranged between the back face of the lock bolt seat (20) and the lock bolt rear end (11), the two bulges (13) correspond to the two first notches (22) respectively, and the bulges (13) can slide in the corresponding first notches (22) relatively;

the two lower ends of the linkage mechanism (42) respectively correspond to the two first notches (22), and the upper end of the linkage mechanism is connected with the unlocking key (41);

when the lock is locked, the front end (12) of the lock tongue penetrates through the lock tongue opening (21) under the elastic force of the first spring (30) to extend out of the lock tongue seat (20), and drives the two protrusions (13) to respectively move forwards along the first notch (22) when the front end of the lock tongue extends out;

during unlocking, the unlocking key (41) is pressed downwards to drive the two lower ends of the linkage mechanism (42) to move backwards, then the two protrusions (13) are pushed to move backwards along the two first notches (22) respectively, and the front end (12) of the lock tongue is driven to penetrate through the lock tongue opening (21) and retract into the lock tongue seat (20).

2. The lock cylinder according to claim 1, characterized in that the linkage (42) comprises: the spring type button switch comprises a second spring (421), a U-shaped button connecting rod (422) and two L-shaped levers (423), wherein each lever (423) comprises a first rotating rod (4231), a second rotating rod (4233) and a corner (4232) for connecting the first rotating rod (4231) with the second rotating rod (4233), and each button connecting rod (422) comprises a first connecting rod (4221), a second connecting rod (4223) and a cross rod (4222) connected between the first connecting rod (4221) and the second connecting rod (4223);

corners (4232) of the two levers (423) are respectively and rotatably connected to two side surfaces of the latch base (20), and the end of each first rotating rod (4231) departing from the corners (4232) is close to each boss (13);

the ends of the two second swivel levers (4233) facing away from the corner (4232) are connected with the ends of the first and second connecting rods (4221, 4223) facing away from the crossbar (4222), respectively;

the second spring (421) is arranged between the upper surface of the bolt seat (20) and the cross bar (4222), and the unlocking button (41) is arranged on the cross bar (4222);

during the unblock, unblock button (41) are pressed down, compress second spring (421), horizontal pole (4222) downstream drives first connecting rod (4221) and second connecting rod (4223) downstream drive two second dwang (4233) deviate from the tip downstream of turning (4232) drives two then first dwang (4231) deviate from the tip downstream of turning (4232), thereby promote two protruding (13) are respectively along two first breach (22) downstream drives spring bolt front end (12) are passed lock tongue mouth (21) retraction lock tongue seat (20).

3. The lock cylinder according to claim 2, characterized in that the unlocking mechanism (40) further comprises a shaft end collar (43), the crossbar (4222) comprises a first through hole, and the unlocking button (41) comprises a button and a cylindrical shaft connected to the button;

the cylindrical shaft sequentially penetrates through the shaft end retainer ring (43) and the first through hole, and the button protrudes relative to the shaft end retainer ring (43).

4. A lock, characterized in that the lock comprises a lock cylinder according to any one of claims 1-3 and a sleeve body (2) for wrapping an article, the sleeve body (2) comprising a lock hole (201) for cooperation with the front end (12) of the bolt;

when the lock is locked, the front end (12) of the bolt passes through the bolt opening (21) and extends out of the bolt seat (20) to enter the lock hole (201);

when the lock is unlocked, the front end (12) of the lock tongue sequentially penetrates through the lock hole (201) and the lock tongue opening (21) and retracts into the lock tongue seat (20).

5. A storage case, characterized in that the storage case comprises a housing (3), a main bearing plate (4), a key plate (5), a rear cover (6), a cover plate (7) and the lock cylinder of any one of claims 1 to 3, the main bearing plate (4) is perpendicular to the key plate (5), the main bearing plate (4) comprises a lock tongue hole corresponding to the lock tongue front end (12), and the key plate (5) comprises a second through hole;

the key board (5) is positioned on the first side surface of the main bearing plate (4) and is vertical to the main bearing plate (4);

the shell (3) is covered on the second side face of the main bearing plate (4), extends to the first side face of the main bearing plate (4) and is enclosed by a rear cover (6) positioned on the first side face of the main bearing plate (4) to form a first accommodating cavity and a second accommodating cavity, the first accommodating cavity is positioned on the first side face of the main bearing plate (4), and the second accommodating cavity is positioned on the second side face of the main bearing plate (4);

the lock core set up in first holding the intracavity, just the spring bolt front end (12) of lock core can be relative the spring bolt hole of main carrier plate (4) is stretched out or is retracted, keypad (5) lid is located first holding the chamber, the tip of unblock button (41) passes the second through-hole expose in keypad (5).

6. A cartridge according to claim 5, comprising an ejection mechanism (8), the ejection mechanism (8) comprising a resilient member (801) and a lower baffle (802);

the lower baffle (802) is parallel to the key board (5), and is respectively located at two ends of the main bearing plate (4) together with the key board (5), the lower baffle (802) is located at the second side surface of the main bearing plate (4) and extends to the first side surface of the main bearing plate (4);

the elastic piece (801) is arranged on the first side face of the main bearing plate (4), one end of the elastic piece is connected with the first side face of the main bearing plate (4), and the other end of the elastic piece is connected with the lower baffle (802).

7. A cartridge according to claim 6, wherein the resilient member (801) is two damping springs arranged in parallel, each damping spring having one end connected to the first side of the main carrier plate (4) and the other end connected to the lower flap (802).

8. A cartridge as claimed in claim 6 or 7, wherein the front face of the housing (3) is provided with a lower flap (301), the cartridge further comprising a receiving groove (9);

one surface of the lower baffle (802) far away from the key board (5) and the shell (3) and the rear cover (6) are enclosed to form a third accommodating cavity, and the lower turnover cover (301) covers the third accommodating cavity;

the holding tank (9) set up in main carrier plate (4) are close to the one end of baffle (802) down, and are located the third holds the cavity.

9. A cartridge according to any one of claims 5 to 7, wherein the front face of the housing (3) is provided with a second notch (302), the front face of the housing (3) being parallel to the main carrier plate (4);

the second notch (302) is positioned on the front surface of the shell (3) and close to the side edge of the cover plate (7).

10. A cartridge according to any of claims 5 to 7, wherein the cover plate (7) comprises an outwardly protruding button receiving cavity (701), the button receiving cavity (701) being shaped to match the unlocking button (41).

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