CN218206234U

CN218206234U - Puzzle lock

Info

Publication number: CN218206234U
Application number: CN202221882411.4U
Authority: CN
Inventors: 黄发明
Original assignee: Jiangmen Zhenjian Hardware Technology Co ltd
Current assignee: Jiangmen Zhenjian Hardware Technology Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2023-01-03
Anticipated expiration: 2032-07-21

Abstract

The utility model discloses a coded lock, include: a lock body; the rotating piece is arranged on the lock main body; one end of an elastically telescopic cipher shaft in the cipher component is abutted against the rotating piece; the rotating piece is in transmission connection with the transmission assembly; the spring bolt assembly is in transmission connection with the transmission assembly. Use the utility model discloses, can reduce the use of relevant part, promote assembly efficiency.

Description

Puzzle lock

Technical Field

The utility model relates to a technical field of tool to lock, in particular to trick lock.

Background

At present, coded locks in the field of screen windows or doors and windows have an unlocking and locking mode of setting a pressing or pushing key and the like. To the trick lock of above-mentioned mode, its structure is that axis body offsets with the catch in the password subassembly usually, and the catch is connected with a drive disk assembly in unblanking through modes such as chucking again, and drive disk assembly connects the spring bolt to realize that password subassembly is fixed to the function of spring bolt state. The prior technical scheme has more parts and more complex structure, so that the assembly efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a trick lock can reduce relevant part, promotes assembly efficiency.

According to the embodiment of the utility model provides a coded lock is proposed, include:

a lock body;

a rotating member disposed at the lock body;

one end of an elastically telescopic cipher shaft in the cipher component is abutted against the rotating piece;

the rotating piece is in transmission connection with the transmission assembly;

and the lock tongue assembly is in transmission connection with the transmission assembly.

According to the utility model discloses trick lock has following beneficial effect at least: the utility model discloses a rotating member sets up in the tool to lock main part, and the rotating member is connected with the drive assembly transmission, and spring bolt component is connected with the drive assembly transmission, but the one end and the rotating member butt of elastic expansion's password axle in the password subassembly. Through rotatory rotating member, the rotating member drives transmission assembly, and transmission assembly drives spring bolt assembly and realizes the function of opening, shutting of trick lock to one end and the rotating member butt through the password axle in the password assembly, through password group to password axle locking function, realize the control that the rotating member can rotate, thereby realize that password control can open, the function of shutting. The utility model discloses a power input mode of technical scheme rotating member need not to use the catch and with other parts of catch collocation, for present technique, has reduced relevant parts to assembly efficiency has been promoted.

According to some embodiments of the utility model, the rotating member is provided with the cell body, the epaxial boss that is provided with of password, the boss with the cell body butt.

According to some embodiments of the present invention, the password assembly comprises a password shaft, at least one password wheel, at least one inner sleeve matched with the password wheel, and an elastic assembly, wherein the inner sleeve is inserted into the password wheel, and the inner sleeve can rotate along with the password wheel; the password axle wears to locate the endotheca, and the password axle be provided with can with the joint structure of endotheca joint, elastic component's both ends butt respectively the endotheca with the boss.

According to some embodiments of the present invention, the elastic component comprises a spring and a washer, the cipher shaft is disposed through the spring, and the spring abuts against the inner sleeve through the washer; the joint structure is in for setting up at least one annular on the password axle body, one side of annular is provided with rectangular groove, the inboard of endotheca be provided with the annular the arch that rectangular groove matches.

According to some embodiments of the utility model, the endotheca is kept away from one side of boss is provided with the transmission cover, the transmission cover bottom is provided with the transmission breach, the tool to lock main part with the position that the transmission breach corresponds is provided with the transmission hole.

According to some embodiments of the utility model, drive assembly is including stirring piece and driving block, stirring piece is in including stirring the wheel and setting the last poker rod of stirring the wheel, the driving block is provided with stirs the hole, poker rod activity inlays to be located stir the hole, stir the piece with the rotating member transmission is connected, the driving block with the spring bolt subassembly transmission is connected.

According to some embodiments of the present invention, the poke rod is provided with an arc surface matching with the poke hole; one side of the poking hole is provided with a sliding groove perpendicular to the poking hole, the poking piece is further provided with an upright post, and the upright post is movably embedded in the sliding groove.

According to some embodiments of the utility model, the spring bolt subassembly includes mainboard, two latch hooks, the latch hook rotate set up in the tool to lock main part, the mainboard is provided with the hole of buckling, two the latch hook is provided with the swing post, swing post activity inlays to be located the hole of buckling, the mainboard with the transmission of transmission piece is connected.

According to the utility model discloses a some embodiments, spring bolt assembly still include with two with the torsional spring that the latch hook matches, the one end of torsional spring with the latch hook is connected, the other end of torsional spring with the tool to lock main part is connected.

According to some embodiments of the present invention, the lock body comprises an outer panel and an inner panel, the rotating member is movably disposed through the outer panel; the password component is arranged on the outer panel through a bottom cover; the inner panel is movably provided with a push handle in a penetrating way, and the push handle penetrates through the inner panel and the bottom plate respectively and is in transmission connection with the main board.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of a combination lock according to an embodiment of the present invention;

fig. 2 is a schematic front view of a combination lock according to an embodiment of the present invention;

FIG. 3 is a schematic view of the back of the combination lock of the embodiment of the present invention

Fig. 4 is an exploded schematic view of a combination lock according to an embodiment of the present invention;

fig. 5 is a schematic view of a code assembly of a code lock according to an embodiment of the present invention;

fig. 6 is a schematic view of a transmission assembly of a combination lock according to an embodiment of the present invention;

fig. 7 is a schematic view of a bolt assembly of a combination lock according to an embodiment of the present invention;

fig. 8 is the embodiment of the present invention, the lock tongue component of the coded lock is respectively configured as an adaptive left and right lock.

Reference numerals:

lock body 100, outer panel 110, transmission hole 111, inner panel 120, through groove 121,

A rotating piece 200, a groove body 210,

The combination assembly 300, the combination shaft 310, the boss 311, the annular groove 312, the elongated groove 313, the combination wheel 320, the inner sleeve 330, the protrusion 331, the spring 340, the washer 350, the driving sleeve 360, the driving notch 361, the bottom cover 370, the locking ring and the locking ring,

The transmission assembly 400, the toggle piece 410, the toggle wheel 411, the toggle rod 412, the transmission block 420, the toggle hole 421, the sliding groove 422,

The latch bolt assembly 500, the main plate 510, the bending hole 511, the latch hook 520, the swing post 521, the torsion spring 530,

A push handle 600,

A bottom plate 700,

The key 800 is encrypted.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 the embodiment of the present invention discloses a combination lock, including: a lock body 100; a rotary member 200, the rotary member 200 being provided at the lockset body 100; a code assembly 300, wherein one end of an elastically telescopic code shaft 310 in the code assembly 300 is abutted against the rotating member 200; the transmission assembly 400 is connected with the rotating member 200 in a transmission manner; the bolt assembly 500, the bolt assembly 500 is connected with the transmission assembly 400 in a transmission way. The rotating member 200 may be a knob, a wrench, or the like.

According to the utility model discloses trick lock has following beneficial effect at least: the utility model discloses a revolving part 200 sets up in tool to lock main part 100, and revolving part 200 is connected with the transmission of drive assembly 400 transmission, and bolt assembly 500 is connected with the transmission of drive assembly 400 transmission, but the one end and the revolving part 200 butt of elastic expansion's password axle 310 in the password assembly 300. Through rotatory rotating member 200, rotating member 200 drives drive assembly 400, and drive assembly 400 drives bolt assembly 500 and realizes the function of opening, shutting of trick lock to one end and the rotating member 200 butt through password axle 310 in the password assembly 300, through password group to password axle 310 locking function, realize the control that can rotate to rotating member 200, thereby realize that password control can not open, the function of shutting. The utility model discloses a technical scheme rotating member 200's power input mode need not to use the latch and with other parts of latch collocation, for present technique, has reduced relevant parts to assembly efficiency has been promoted.

In some embodiments, the rotating member 200 is provided with a slot 210, and the combination shaft 310 is provided with a boss 311, wherein the boss 311 abuts against the slot 210. Through the cooperation of the boss 311 and the slot 210, when the combination shaft 310 is locked by the combination assembly 300, the combination shaft 310 can more stably abut against the rotating member 200, so that the rotating member 200 cannot rotate in a locked state. Referring to fig. 2, in some embodiments, it may be arranged that when the wrench Δ is rotated to align with the body O, the combination wheel 320 is rotated to modify the combination, and that other positions may not rotate the combination wheel 320 to modify the combination.

The password assembly 300 comprises a password shaft 310, at least one password wheel 320, at least one inner sleeve 330 matched with the password wheel 320, and an elastic assembly, wherein the inner sleeve 330 is arranged in the password wheel 320 in a penetrating way, and the inner sleeve 330 can rotate along with the password wheel 320; the password shaft 310 penetrates through the inner sleeve 330, the password shaft 310 is provided with a clamping structure which can be clamped with the inner sleeve 330, and two ends of the elastic component are respectively abutted against the inner sleeve 330 and the lug boss 311. The combination wheel 320 and the inner sleeve 330 can be arranged in one, two, three or more as required. The code wheel 320 can be provided with an annular tooth-shaped body on the inner ring, the outer side of the inner sleeve 330 can be provided with a convex block, the inner sleeve 330 and the code wheel 320 can move along with the annular tooth-shaped body and the convex block, and the inner sleeve 330 and the code wheel 320 can be conveniently separated when needed. The resilient member acts to allow the boss 311 to automatically abut against the rotary member 200 when allowed to extend.

Further, the elastic component comprises a spring 340 and a washer 350, the cipher code shaft 310 is arranged through the spring 340, and the spring 340 abuts against the inner sleeve 330 through the washer 350; the clamping structure is at least one annular groove 312 arranged on the shaft body of the cipher shaft 310, one side of the annular groove 312 is provided with a long groove 313, and the inner side of the inner sleeve 330 is provided with a protrusion 331 matched with the annular groove 312 and the long groove 313. When the protrusion 331 of the inner sleeve 330 rotates from the long groove 313 to enter the annular groove 312, the password shaft 310 cannot move axially due to the clamping action of the protrusion 331 and the side wall of the annular groove 312, that is, the rotating member 200 cannot rotate and enters a locking state; when the protrusion 331 of the inner sleeve 330 is rotated from the circular groove 312 into the elongated groove 313, the combination shaft 310 can move in the axial direction because the protrusion 331 can move in the elongated groove 313, i.e., the rotating member 200 can rotate, and enter the operable state.

Further, a transmission sleeve 360 is arranged on one side of the inner sleeve 330 away from the boss 311, a transmission notch 361 is arranged at the bottom of the transmission sleeve 360, and a transmission hole 111 is arranged at a position of the lock main body 100 corresponding to the transmission notch 361. The drive hole 111 is used mainly for passing through an adjusting member, which may be a suitable secret key 800. When the encryption key 800 passes through the transmission hole 111 and reaches the transmission notch 361, the transmission sleeve 360 is displaced towards the inner sleeve 330 by the action of the encryption key 800, so that the inner sleeve 330 is pushed to be displaced towards the same direction, the inner sleeve 330 is separated from the password wheel 320, and at the moment, the relative position of the number of the password wheel 320 and the inner sleeve 330 is changed by rotating the password wheel 320, so that the function of password modification is realized. After the password is modified, the password modifying key 800 is withdrawn, and the inner sleeve 330 and the transmission sleeve 360 return to the original positions under the action of the spring 340. When the password wheels 320 and the inner sleeve 330 are provided in two, three or more numbers, the pushing force of the driving sleeve 360 can be mutually transmitted by the pushing force between the inner sleeves 330, thereby realizing the password modification function of the plurality of password wheels 320.

In some embodiments, the driving assembly 400 includes a toggle member 410 and a driving block 420, the toggle member 410 includes a toggle wheel 411 and a toggle rod 412 disposed on the toggle wheel 411, the driving block 420 is provided with a toggle hole 421, the toggle rod 412 is movably embedded in the toggle hole 421, the toggle member 410 is in driving connection with the rotating member 200, and the driving block 420 is in driving connection with the latch bolt assembly 500. By rotating the rotating member 200, the rotating member 200 drives the toggle member 410, the toggle wheel 411 of the toggle member 410 drives the toggle rod 412 to rotate, and the toggle rod 412 rotates in the toggle hole 421 to push the transmission block 420 to move. In practice, one skilled in the art can configure the rotation of the dial rod 412 to match the dial hole 421 as required, so that the rotation of the dial 410 can be converted into the horizontal movement of the transmission block 420.

Further, an arc surface matched with the toggle hole 421 is arranged on the toggle rod 412; one side of the toggle hole 421 is provided with a sliding groove 422 perpendicular to the toggle hole 421, the toggle element 410 is further provided with a column, and the column is movably embedded in the sliding groove 422. Through the above arrangement, the poke rod 412 can smoothly push the transmission block 420 through the poke hole 421, and the transmission block 420 can also smoothly move horizontally.

In some embodiments, the latch bolt assembly 500 includes a main plate 510 and two latch hooks 520, the latch hooks 520 are rotatably disposed on the lock body 100, the main plate 510 is provided with a bending hole 511, the two latch hooks 520 are provided with a swing post 521, the swing post 521 is movably embedded in the bending hole 511, and the main plate 510 is in transmission connection with the transmission block 420. When the main plate 510 is pushed by external force to move horizontally, pushing force is applied to the swing post 521 through the bending hole 511, so that the swing post 521 moves according to the shape of the bending hole 511, that is, the functions of outward rotation and inward rotation of the latch hook 520 are realized. Referring to fig. 8, in some specific embodiments, the latch bolt assembly 500 may be installed to the left or right lock, since the rotation of the latch hook 520 of the present invention is pushed through the bending hole 511 formed on the main plate 510, when the main plate 510, whose basic accessory is the right lock, is turned 180 ° along its vertical axis, so as to adapt to the left lock, thereby achieving the effect of saving the production cost.

Further, the latch bolt assembly 500 further includes two torsion springs 530 matched with the latch hooks 520, one end of the torsion springs 530 is connected with the latch hooks 520, and the other end of the torsion springs 530 is connected with the lock body 100. By the above-mentioned arrangement of the torsion spring 530, the locking hook 520 can have a traction force to maintain the current state.

In some embodiments, the lock body 100 includes an outer panel 110 and an inner panel 120, and the rotating member 200 is movably disposed through the outer panel 110; the password assembly 300 is mounted to the outer panel 110 through the bottom cover 370; the inner panel 120 is movably provided with a push handle 600 in a penetrating way, and the push handle 600 respectively penetrates through the penetrating groove 121 of the inner panel 120, the bottom plate 700 and the main plate 510 to be in transmission connection. The pushing force of the pushing handle 600 pushes the main plate 510 to move up and down, so that the unlocking and locking functions can be realized.

A combination lock according to an embodiment of the present invention is described in detail below with reference to fig. 1 to 8 as a specific embodiment. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the invention.

A combination lock, comprising: a lock body 100; a rotary member 200, the rotary member 200 being provided at the locker body 100; a code assembly 300, wherein one end of an elastically telescopic code shaft 310 in the code assembly 300 is abutted against the rotating member 200; the transmission assembly 400 is connected with the rotating member 200 in a transmission manner; the bolt assembly 500, the bolt assembly 500 is connected with the transmission assembly 400 in a transmission way. The rotating member 200 is provided with a slot 210, the code shaft 310 is provided with a boss 311, and the boss 311 is abutted against the slot 210.

The password assembly 300 comprises a password shaft 310, three password wheels 320, three inner sleeves 330 matched with the password wheels 320 and an elastic assembly, wherein the inner sleeves 330 are arranged in the password wheels 320 in a penetrating way, and the inner sleeves 330 can rotate along with the password wheels 320; the password shaft 310 penetrates through the inner sleeve 330, the password shaft 310 is provided with a clamping structure which can be clamped with the inner sleeve 330, and two ends of the elastic component are respectively abutted against the inner sleeve 330 and the lug boss 311. The elastic component comprises a spring 340 and a gasket 350, the password shaft 310 is arranged through the spring 340, and the spring 340 is abutted against the inner sleeve 330 through the gasket 350; the clamping structure is three ring grooves 312 arranged on the shaft body of the password shaft 310, one side of the ring groove 312 is provided with a long groove 313, and the inner side of the inner sleeve 330 is provided with a protrusion 331 matched with the ring groove 312 and the long groove 313. The inner sleeve 330 is provided with a transmission sleeve 360 on the side away from the boss 311, a transmission notch 361 is provided at the bottom of the transmission sleeve 360, and a transmission hole 111 is provided at the position of the lock main body 100 corresponding to the transmission notch 361.

The driving assembly 400 includes a toggle element 410 and a driving block 420, the toggle element 410 includes a toggle wheel 411 and a toggle rod 412 disposed on the toggle wheel 411, the driving block 420 is provided with a toggle hole 421, the toggle rod 412 is movably embedded in the toggle hole 421, the toggle element 410 is in driving connection with the rotating element 200, and the driving block 420 is in driving connection with the latch bolt assembly 500. The poke rod 412 is provided with an arc surface matched with the poke hole 421; one side of the toggle hole 421 is provided with a sliding groove 422 perpendicular to the toggle hole 421, and the toggle element 410 is further provided with a column which is movably embedded in the sliding groove 422.

The latch bolt assembly 500 comprises a main board 510 and two latch hooks 520, the latch hooks 520 are rotatably arranged on the lock body 100, the main board 510 is provided with a bending hole 511, the two latch hooks 520 are provided with swing posts 521, the swing posts 521 are movably embedded in the bending hole 511, and the main board 510 is in transmission connection with the transmission block 420. The latch bolt assembly 500 further includes two torsion springs 530 coupled to the latch hook 520, one end of the torsion springs 530 is connected to the latch hook 520, and the other end of the torsion springs 530 is connected to the latch body 100.

The lock body 100 comprises an outer panel 110 and an inner panel 120, and the rotating member 200 is movably arranged through the outer panel 110; the code assembly 300 is mounted to the outer panel 110 via the bottom cover 370; the inner panel 120 is movably provided with a push handle 600 in a penetrating way, and the push handle 600 respectively penetrates through the inner panel 120 and the bottom plate 700 to be connected with the main plate 510 in a transmission way.

The utility model discloses trick lock has following beneficial effect at least: the utility model discloses a revolving part 200 sets up in tool to lock main part 100, and revolving part 200 is connected with the transmission of drive assembly 400 transmission, and bolt assembly 500 is connected with the transmission of drive assembly 400 transmission, but the one end and the revolving part 200 butt of elastic expansion's password axle 310 in the password assembly 300. Through rotatory rotating member 200, rotating member 200 drives drive assembly 400, and drive assembly 400 drives bolt assembly 500 and realizes the function of opening, shutting of trick lock to one end and the rotating member 200 butt through password axle 310 in the password assembly 300, through password group to password axle 310 locking function, realize the control that can rotate to rotating member 200, thereby realize that password control can not open, the function of shutting. The utility model discloses a technical scheme rotating member 200's power input mode need not to use the latch and with other parts of latch collocation, for present technique, has reduced relevant parts to assembly efficiency has been promoted.

In use, the rotating member 200 of the outer panel 110 rotates to drive the shifting member 410 to rotate, and then the shifting rod 412 is driven to rotate, so that the shifting rod 412 rotates in the shifting hole 421, and the driving block 420 can move up and down by the pushing force of the shifting rod 412 on the upper and lower walls of the shifting hole 421. The driving block 420 pushes the main plate 510 to move by the acting force of the sliding block, and the main plate 510 drives the locking hook 520 to move, thereby realizing the unlocking and locking functions. The combination wheel 320 performs a locking function of the rotation member 200 by unlocking or locking the movable state of the combination shaft 310. The pushing handle 600 of the inner panel 120 drives the driving block 420 to move by the up-and-down pushing force.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A combination lock, comprising:

a lock body (100);

a rotary member (200), the rotary member (200) being disposed at the lock body (100);

the password component (300), one end of the password shaft (310) which can elastically stretch out and draw back in the password component (300) is abutted against the rotating piece (200);

the transmission assembly (400), the rotating member (200) is in transmission connection with the transmission assembly (400);

the bolt assembly (500), the bolt assembly (500) with drive assembly (400) transmission is connected.

2. The combination lock of claim 1, wherein: the rotating piece (200) is provided with a groove body (210), a boss (311) is arranged on the password shaft (310), and the boss (311) is abutted to the groove body (210).

3. The combination lock of claim 2, wherein: the password assembly (300) comprises a password shaft (310), at least one password wheel (320), at least one inner sleeve (330) matched with the password wheel (320) and an elastic assembly, wherein the inner sleeve (330) is arranged in the password wheel (320) in a penetrating manner, and the inner sleeve (330) can rotate along with the password wheel (320); password axle (310) wear to locate endotheca (330), and password axle (310) be provided with can with the joint structure of endotheca (330) joint, elastic component's both ends butt respectively endotheca (330) with boss (311).

4. A combination lock according to claim 3, wherein: the elastic assembly comprises a spring (340) and a gasket (350), the code shaft (310) is arranged in the spring (340) in a penetrating mode, and the spring (340) is abutted to the inner sleeve (330) through the gasket (350); the joint structure is for setting up at least one annular groove (312) on password axle (310) axis body, one side of annular groove (312) is provided with rectangular groove (313), the inboard of endotheca (330) be provided with annular groove (312) rectangular groove (313) the arch (331) of matching.

5. A combination lock according to claim 3, wherein: one side that boss (311) were kept away from in endotheca (330) is provided with drive sleeve (360), drive sleeve (360) bottom is provided with transmission breach (361), tool to lock main part (100) with the position that transmission breach (361) correspond is provided with drive hole (111).

6. The combination lock of claim 1, wherein: the transmission assembly (400) comprises a poking piece (410) and a transmission block (420), the poking piece (410) comprises a poking wheel (411) and a poking rod (412) arranged on the poking wheel (411), the transmission block (420) is provided with a poking hole (421), the poking rod (412) is movably embedded in the poking hole (421), the poking piece (410) is in transmission connection with the rotating piece (200), and the transmission block (420) is in transmission connection with the bolt assembly (500).

7. The combination lock of claim 6, wherein: the poke rod (412) is provided with an arc surface matched with the poke hole (421); slide grooves (422) perpendicular to the toggle holes (421) are formed in one sides of the toggle holes (421), stand columns are further arranged on the toggle pieces (410), and the stand columns are movably embedded in the slide grooves (422).

8. The combination lock of claim 7, wherein: the lock tongue subassembly (500) include mainboard (510), two latch hooks (520), latch hook (520) rotate set up in tool to lock main part (100), mainboard (510) are provided with bending hole (511), two latch hook (520) are provided with swing post (521), swing post (521) activity is inlayed and is located bending hole (511), mainboard (510) with driving block (420) transmission is connected.

9. The combination lock of claim 8, wherein: the lock tongue assembly (500) further comprises two torsion springs (530) matched with the lock hooks (520), one ends of the torsion springs (530) are connected with the lock hooks (520), and the other ends of the torsion springs (530) are connected with the lock main body (100).

10. A combination lock according to claim 8 or 9, wherein: the lock main body (100) comprises an outer panel (110) and an inner panel (120), and the rotating piece (200) is movably arranged on the outer panel (110) in a penetrating way; the password assembly (300) is mounted to the outer panel (110) through a bottom cover (370); the inner panel (120) is movably provided with a push handle (600) in a penetrating mode, and the push handle (600) penetrates through the inner panel (120), the bottom plate (700) and the main plate (510) to be in transmission connection.