CN220645551U

CN220645551U - High-precision spring rotary tongue lock

Info

Publication number: CN220645551U
Application number: CN202322147392.1U
Authority: CN
Inventors: 詹青文
Original assignee: Zhejiang Dele Hardware Technology Co ltd
Current assignee: Zhejiang Dele Hardware Technology Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-03-22
Anticipated expiration: 2033-08-10

Abstract

The utility model relates to the technical field of spring bolt locks, in particular to a high-precision spring bolt lock which comprises a shell, wherein a first bevel gear is movably arranged in the shell and meshed with a second bevel gear, the first bevel gear is fixedly connected with one end of a transmission shaft, the transmission shaft penetrates through and is movably arranged on a first fixed block, the first fixed block is fixedly arranged on the inner wall of the shell, the other end of the transmission shaft is fixedly provided with a first rotating wheel, a first shifting piece is fixedly arranged on the first rotating wheel, one side of the first rotating wheel is provided with a second rotating wheel, the other side of the second rotating wheel is provided with a third rotating wheel, and the right side of the second rotating wheel is fixedly provided with a second shifting piece.

Description

High-precision spring rotary tongue lock

Technical Field

The utility model relates to the technical field of spring tongue lock, in particular to a high-precision spring tongue lock.

Background

The rotary tongue lock is also called a cam lock and is mainly used for various lockset articles in household life. The rotary tongue lock can be divided into a triangular rotary tongue lock, a plum blossom spring lock and a blade rotary tongue lock according to the used materials, but the anti-theft effect is required, and the installation is required to be strictly according to the instruction of the instruction book.

The utility model discloses a box door rotary tongue lock in a Chinese patent application publication CN202831896U, which comprises a rotary tongue lock body (1), a rotary tongue lock cylinder (2) and a lock tongue (3), wherein the rotary tongue lock cylinder (2) is fixed in a through hole in the rotary tongue lock body (1), and the lock tongue (3) is fixed at one end of the rotary tongue lock cylinder (2). The door latch lock further comprises a first spring washer, a first hexagonal thin nut, a flat washer, a second spring washer and a first hexagonal nut. The first spring washer and the first hexagonal thin nut are used for firmly connecting the rotary tongue lock body (1) on the box door plate, and the flat washer, the second spring washer and the second hexagonal nut are used for firmly connecting the S-shaped lock tongue (3) on the rotary tongue lock core (2). When the tumbler lock cylinder rotates ninety degrees, the lock tongue is locked or unlocked. The utility model has simple structure, simple and convenient assembly, disassembly and maintenance and firm and reliable connection, but the device does not solve the problem of unlocking when a key is lost or the key is not at hand, and the lock core of the equipment is too simple in design and is not beneficial to theft prevention.

Disclosure of Invention

The utility model aims to provide a high-precision spring rotary tongue lock so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the high-precision marble rotary tongue lock comprises a shell, a first bevel gear is movably arranged in the shell, the first bevel gear is meshed with a second bevel gear, the first bevel gear is fixedly connected to one end of a transmission shaft, the transmission shaft penetrates through and is movably arranged on a first fixed block, the first fixed block is fixedly arranged on the inner wall of the shell, a first rotating wheel is fixedly arranged at the other end of the transmission shaft, a first shifting piece is fixedly arranged on the first rotating wheel, a second rotating wheel is arranged on one side of the first rotating wheel, a third rotating wheel is arranged on the other side of the second rotating wheel, a second shifting piece is fixedly arranged on the right side of the second rotating wheel, a third shifting piece is fixedly arranged on the left side of the second rotating wheel, a fourth shifting piece is fixedly arranged on the right side of the third rotating wheel, a fifth shifting piece is fixedly arranged on the left side of the third rotating wheel, and a second rotating wheel is fixedly arranged on the left side of the second rotating wheel; the middle of the third rotating wheel is fixedly provided with a bearing in a penetrating manner, the inner side of the bearing is fixedly provided with a fixed rod, one end of the fixed rod is fixedly provided with a second fixed block, the fixed rod is fixedly arranged on the inner wall of the shell through the second fixed block, the upper side of the fixed rod is provided with a push-pull rod, and the push-pull rod is formed by a cross rod; a first upright; the second pole setting is constituteed, first pole setting is fixed to be set up in the middle of the horizontal pole, the fixed setting of second pole setting is terminal at the horizontal pole, the horizontal pole runs through the activity and sets up the third fixed block, the fixed reinforcing rod that is provided with of third fixed block, the reinforcing rod runs through the activity and sets up the second pole setting, the inside lock core that is provided with of casing, the lock core comprises shell and lock chamber, lock chamber activity sets up in the shell, a plurality of spouts have been seted up to the shell inner wall, a plurality of spouts have also been seted up to lock chamber outer wall and correspond with the spout of shell inner wall, spout inner wall activity is provided with magnet, lock chamber internal activity is provided with the key, the fixed magnet that is provided with in key back, magnet position corresponds with the spout internal magnet position.

Preferably, the key is movably provided with a plurality of main marble, the upper side of the main marble is movably provided with a plurality of auxiliary marble, the upper side of the auxiliary marble is fixedly provided with a plurality of springs, the inner wall of the shell is provided with a plurality of sliding grooves, and the main marble is provided with a plurality of sliding grooves; the auxiliary marble is movably arranged in the chute, and the spring is fixedly arranged in the chute.

Preferably, a word pole is movably arranged on the upper side of the lock cylinder, and the word pole movably penetrates through the fourth fixed block.

Preferably, the inside switch cabin that is fixedly provided with of casing, switch cabin internal fixation is provided with the connecting rod, connecting rod one end is fixed to be provided with the plectrum, switch cabin internal movement is provided with the spring, the connecting rod other end runs through the spring and is fixedly provided with the bolt.

Preferably, a knob is movably arranged on the outer side of the shell, and the knob is fixedly arranged on the second bevel gear.

Preferably, a sliding rail is arranged on the upper side of the shell, the first upright rod penetrates through the shell and is movably arranged on the upper side of the sliding rail, and the first rotating wheel is arranged on the lower side of the sliding rail; a second wheel; grooves are formed in the third rotating wheels.

Compared with the prior art, the utility model has the beneficial effects that:

1. the high-precision spring rotary tongue lock can unlock through inputting a correct password when a key is lost or the key is not at hand, so that the damage of forced unlocking to the lock is avoided, and the cost is reduced.

2. The high-precision spring rotary tongue lock is provided with a key with a magnetic attraction function, and can prevent unlocking tools on the market from cracking the lock, unlike the traditional lock.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 3 is an enlarged schematic view of the present utility model at A in FIG. 2;

FIG. 4 is a schematic diagram of the structure of the practical lock cylinder;

FIG. 5 is a schematic view of the structure of the connecting rod;

FIG. 6 is a schematic diagram of the structure of the word pole of the present utility model.

In the figure: 1. a housing; 2. a first bevel gear; 3. a second bevel gear; 4. a transmission shaft; 5. a first fixed block; 6. a first wheel; 7. the first poking piece is arranged; 8. a second wheel; 9. a third wheel; 10. a second pulling piece; 11. a third shifting piece; 12. a fourth pulling piece; 13. a fifth shifting piece; 14. a bearing; 15. a fixed rod; 16. a second fixed block; 17. a push-pull rod; 18. a cross bar; 19. a first upright; 20. a second upright; 21. a third fixed block; 22. a reinforcing rod; 23. a lock core; 24. a housing; 25. a lock chamber; 26. a chute; 27. a magnet; 28. a main marble; 29. auxiliary marble; 30. a spring; 31. a zig-zag bar; 32. a fourth fixed block; 33. a switch cabin; 34. a connecting rod; 35. a shifting block; 36. a plug pin; 37. a knob; 38. a slide rail; 39. a groove; 40. a key.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-6, the present utility model provides a technical solution:

the high-precision marble rotary tongue lock comprises a shell 1, wherein a first bevel gear 2 is movably arranged in the shell 1, the first bevel gear 2 is meshed with a second bevel gear 3, the first bevel gear 2 is fixedly connected to one end of a transmission shaft 4, the transmission shaft 4 is movably arranged on a first fixed block 5 in a penetrating manner, the first fixed block 5 is fixedly arranged on the inner wall of the shell 1, a first rotating wheel 6 is fixedly arranged at the other end of the transmission shaft 4, a first shifting piece 7 is fixedly arranged on the first rotating wheel 6, a second rotating wheel 8 is arranged on one side of the first rotating wheel 6, a third rotating wheel 9 is arranged on the other side of the second rotating wheel 8, a second shifting piece 10 is fixedly arranged on the right side of the second rotating wheel 8, a third shifting piece 11 is fixedly arranged on the left side of the second rotating wheel 8, a fourth shifting piece 12 is fixedly arranged on the right side of the third rotating wheel 9, a fifth shifting piece 13 is fixedly arranged on the left side of the third rotating wheel 9, and the second rotating wheel 8 is fixedly arranged; a bearing 14 is fixedly arranged in the middle of the third rotating wheel 9 in a penetrating manner, a fixed rod 15 is fixedly arranged at the inner side of the bearing 14, a second fixed block 16 is fixedly arranged at one end of the fixed rod 15, the fixed rod 15 is fixedly arranged on the inner wall of the shell 1 through the second fixed block 16, a push-pull rod 17 is arranged at the upper side of the fixed rod 15, the push-pull rod 17 is formed by a cross rod 18; a first upright 19; the second pole setting 20 is constituteed, first pole setting 19 is fixed to be set up in the middle of horizontal pole 18, the fixed setting of second pole setting 20 is terminal at horizontal pole 18, horizontal pole 18 runs through the activity and sets up third fixed block 21, the fixed reinforcing rod 22 that is provided with of third fixed block 21, reinforcing rod 22 runs through the activity and sets up second pole setting 20, the inside lock core 23 that is provided with of casing 1, lock core 23 comprises shell 24 and lock chamber 25, lock chamber 25 activity sets up in shell 24, a plurality of spouts 26 have been seted up to shell 24 inner wall, a plurality of spouts 26 have also been seted up to lock chamber 25 outer wall and correspond with spout 26 of shell 24 inner wall, spout 26 inner wall activity is provided with magnet 27, lock chamber 25 internal activity is provided with key 40, the fixed magnet 27 that is provided with in key 40 back, magnet 27 position corresponds with magnet 27 position in spout 26.

In this embodiment, preferably, the key 40 is movably provided with a plurality of main pins 28, a plurality of auxiliary pins 29 are movably provided on the upper side of the main pins 28, a plurality of springs 30 are fixedly provided on the upper side of the auxiliary pins 29, a plurality of sliding grooves 26 are provided on the inner wall of the housing 24, and the main pins 28; the auxiliary marble 29 is movably arranged in the chute 26, the spring 30 is fixedly arranged in the chute 26, and the unlocking difficulty and the safety performance can be improved due to different lengths of the main marble 28.

In this embodiment, preferably, the upper side of the lock core 23 is movably provided with a zigzag bar 31, and the zigzag bar 31 movably penetrates through a fourth fixing block 32, and the fourth fixing block 32 can effectively provide support for the sub-bar 31.

In this embodiment, preferably, the inside of the housing 1 is fixedly provided with a switch cabin 33, the inside of the switch cabin 33 is fixedly provided with a connecting rod 34, one end of the connecting rod 34 is fixedly provided with a shifting block 35, the inside of the switch cabin 33 is movably provided with a spring 30, the other end of the connecting rod 34 penetrates through the spring 30 to be fixedly provided with a bolt 36, and the spring 30 can enable the bolt 36 to rebound, so that the function of automatically closing the door is realized.

In this embodiment, preferably, the outer side of the housing 1 is movably provided with a knob 37, the knob 37 is fixedly arranged on the second bevel gear 3, and the second bevel gear 3 is driven to rotate by rotating the knob 37 to input a password so as to realize the password transmission function.

In this embodiment, preferably, a sliding rail 38 is provided on the upper side of the housing 1, and the first upright 19 is movably disposed on the upper side of the sliding rail 38 through the housing 1, and is a first rotating wheel 6; a second runner 8; the third rotating wheels 9 are provided with grooves 39, and when the password is input correctly, the first rotating wheels 6 are provided with grooves; a second runner 8; the grooves 39 on the third rotating wheel 9 can realize unlocking function when sliding the first upright rods 19 one by one.

When the high-precision pin tumbler lock of the embodiment is used, when the key 40 is inserted into the lock chamber 25, the magnet 27 at the back of the key 40 can absorb the magnet 27 in the sliding groove 26 to the inner side of the lock chamber 25, and the common tool cannot open the lock core 23 because the height of the sliding groove 26 in the shell 24 is shorter than that of the magnet 27, and when the key 40 is not carried, the knob 37 can be rotated to enable the first rotary wheel 6; a second runner 8; the grooves 39 on the third wheel 9 are aligned and the device is unlocked by sliding the push-pull rod 17.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The high-precision marble rotary tongue lock comprises a shell (1) and is characterized in that; the novel automatic transmission device is characterized in that a first bevel gear (2) is movably arranged in the shell (1), the first bevel gear (2) is meshed with a second bevel gear (3), the first bevel gear (2) is fixedly connected to one end of a transmission shaft (4), the transmission shaft (4) penetrates through the movable fixing block (5), the first fixing block (5) is fixedly arranged on the inner wall of the shell (1), a first rotating wheel (6) is fixedly arranged at the other end of the transmission shaft (4), a first shifting piece (7) is fixedly arranged on the first rotating wheel (6), a second rotating wheel (8) is arranged on one side of the first rotating wheel (6), a third rotating wheel (9) is arranged on the other side of the second rotating wheel (8), a second shifting piece (10) is fixedly arranged on the right side of the second rotating wheel (8), a third shifting piece (11) is fixedly arranged on the left side of the third rotating wheel (9), a fourth shifting piece (12) is fixedly arranged on the right side of the third rotating wheel (9), a fifth rotating wheel (13) is fixedly arranged on the left side of the third rotating wheel (9); a bearing (14) is fixedly arranged in the middle of the third rotating wheel (9), a fixed rod (15) is fixedly arranged on the inner side of the bearing (14), a second fixed block (16) is fixedly arranged at one end of the fixed rod (15), the fixed rod (15) is fixedly arranged on the inner wall of the shell (1) through the second fixed block (16), a push-pull rod (17) is arranged on the upper side of the fixed rod (15), and the push-pull rod (17) is formed by a cross rod (18); a first upright (19); the second pole setting (20) is constituteed, first pole setting (19) is fixed to be set up in the middle of horizontal pole (18), second pole setting (20) is fixed to be set up in horizontal pole (18) end, horizontal pole (18) run through the activity and set up third fixed block (21), third fixed block (21) are fixed to be provided with stiffening rod (22), stiffening rod (22) run through the activity and set up second pole setting (20), casing (1) inside is provided with lock core (23), lock core (23) are constituteed by shell (24) and lock chamber (25), lock chamber (25) activity sets up in shell (24), a plurality of spouts (26) have been seted up to shell (24) inner wall, a plurality of spouts (26) have also been seted up to lock chamber (25) outer wall and correspond with spout (26) of shell (24) inner wall, spout (26) inner wall activity is provided with magnet (27), lock chamber (25) internalization is provided with key (40), magnet (27) are fixed to be provided with magnet (27) in back (40), magnet (27) position and magnet (27) correspond.

2. The high precision tumbler lock of claim 1, wherein: the key (40) is movably provided with a plurality of main marble (28), the upper side of the main marble (28) is movably provided with a plurality of auxiliary marble (29), the upper side of the auxiliary marble (29) is fixedly provided with a plurality of springs (30), the inner wall of the shell (24) is provided with a plurality of sliding grooves (26), and the main marble (28); the auxiliary marble (29) is movably arranged in the chute (26), and the spring (30) is fixedly arranged in the chute (26).

3. The high precision tumbler lock of claim 1, wherein: the upper side of the lock cylinder (23) is movably provided with a word rod (31), and the word rod (31) movably penetrates through a fourth fixed block (32).

4. The high precision tumbler lock of claim 1, wherein: the switch cabin is characterized in that a switch cabin (33) is fixedly arranged on the inner side of the shell (1), a connecting rod (34) is fixedly arranged in the switch cabin (33), a shifting block (35) is fixedly arranged at one end of the connecting rod (34), a spring (30) is movably arranged in the switch cabin (33), and a bolt (36) is fixedly arranged at the other end of the connecting rod (34) penetrating through the spring (30).

5. The high precision tumbler lock of claim 1, wherein: the outside of the shell (1) is movably provided with a knob (37), and the knob (37) is fixedly arranged on the second bevel gear (3).

6. The high precision tumbler lock of claim 1, wherein: the upper side of the shell (1) is provided with a sliding rail (38), the first vertical rod (19) penetrates through the shell (1) and is movably arranged on the upper side of the sliding rail (38), and the first rotating wheel (6); a second runner (8); grooves (39) are formed in the third rotating wheels (9).