CN212249556U

CN212249556U - Intelligence lock with separation and reunion structure is inhaled to magnetism

Info

Publication number: CN212249556U
Application number: CN202021528689.2U
Authority: CN
Inventors: 王小文; 熊洪磊; 黎冬阳
Original assignee: Guangdong Kingly Gear Co Ltd
Current assignee: Guangdong Kingly Gear Co Ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2020-12-29
Anticipated expiration: 2030-07-28

Abstract

The utility model belongs to the technical field of the intelligence lock, a intelligence lock with magnetism is inhaled separation and reunion structure is related to, including shell mechanism, friction skidding mechanism, coupling mechanism, magnetism clutch mechanism and motor drive mechanism, friction skidding mechanism, coupling mechanism, magnetism gift box mechanism and motor drive mechanism all set up in shell mechanism, the friction skidding mechanism is connected with coupling mechanism, coupling mechanism is connected with magnetism clutch mechanism, magnetism clutch mechanism is connected with motor drive mechanism. Above with the clutch of solving current intelligent lock transmission assembly too much usually, lead to the motion inefficacy because of installation error or machining error easily, for example the card is dead, states such as slope, cause the motor to damage when the locked-rotor current of direct current motor in the intelligent lock is too big among the prior art in addition, most intelligent locks all can only pass through motor switch lock among the prior art simultaneously, the problem appears in the motor will lead to the condition that can not open people for the purpose.

Description

Intelligence lock with separation and reunion structure is inhaled to magnetism

Technical Field

The utility model belongs to the technical field of the intelligence lock technique and specifically relates to an intelligence lock with separation and reunion structure is inhaled to magnetism.

Background

The intelligent lock is a product which integrates an electronic technology, an integrated circuit design, a large number of electronic components, various innovative identification technologies (including a computer network technology, a built-in software card, a network alarm, a mechanical design of a lock body) and the like.

The clutch is the key device of intelligence lock, and the clutch of current intelligence lock transmission assembly is too much usually, leads to the motion inefficacy because of installation error or machining error easily, for example the card dies, state such as slope, and the direct current motor locked-rotor current in the intelligence lock among the prior art causes the motor to damage easily when too big moreover, and most intelligence locks all can only pass through motor switch lock among the prior art simultaneously, and the problem appears in the motor will lead to the condition that can not open people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligence lock with separation and reunion structure is inhaled to magnetism to solve the technical problem in the background art.

The utility model provides an intelligence lock with magnetic attraction separation and reunion structure, including shell mechanism, friction slipping mechanism, coupling mechanism, magnetism clutch mechanism and motor drive mechanism, friction slipping mechanism, coupling mechanism, magnetism gift box mechanism and motor drive mechanism all set up in shell mechanism, friction slipping mechanism is connected with coupling mechanism, coupling mechanism is connected with magnetism clutch mechanism, magnetism clutch mechanism is connected with motor drive mechanism.

Further, shell mechanism includes upper shell, lower floor's shell, hollow cylinder and a plurality of screw, upper shell is fixed through the screw with lower floor's shell, hollow cylinder sets up on lower floor's shell, be equipped with a circular port that corresponds with hollow cylinder on the upper shell.

Further, the mechanism that skids rubs includes output gear, swivel mount, pressure spring, circular post, key unlocking post and guard circle, the one end setting of key unlocking post is on the circular port, the other end setting of key unlocking post is in hollow cylinder, output gear sets up on upper shell and the cover is established on key unlocking post, be circular form on the output gear be equipped with a plurality of recesses the swivel mount cover establish on key unlocking post and be located output gear's top, the bottom of swivel mount is circular form and is equipped with a plurality of bumps, the bump corresponds each other with the recess, pressure spring sets up inside and the cover of swivel mount and establishes on key unlocking post, circular post cover is established on key unlocking post and is located pressure spring's top.

Further, the connecting mechanism comprises a first wheel shaft, a first gear, a second wheel shaft, a third gear and a fourth gear, the first wheel shaft is arranged between the upper shell and the lower shell, the first gear and the second gear are both sleeved on the first wheel shaft and are connected with the second gear, the first gear is arranged below the second gear, the first gear is meshed with the output gear, the second gear is meshed with the third gear, the second wheel shaft is arranged between the upper shell and the lower shell and is positioned between the first wheel shaft and the magnetic clutch mechanism, the third gear and the fourth gear are both sleeved on the second wheel shaft, the fourth gear is arranged below the third gear and is connected with the third gear, and the fourth gear is connected with the magnetic clutch mechanism.

Furthermore, the magnetic clutch mechanism comprises an iron-based wheel shaft, a clutch gear, a strong magnetic magnet, a clutch spring plate, a magnet retainer ring and a helical gear, wherein the helical gear is engaged with a fourth gear, the helical gear is rotatably arranged on the iron-based wheel shaft, the helical gear is arranged above the iron-based wheel shaft, the clutch gear is rotatably arranged on the iron-based wheel shaft and is positioned below the helical gear, the magnet retainer ring is rotatably arranged on the iron-based wheel shaft and is positioned between the clutch gear and the helical gear, the clutch spring plate is arranged between the helical gear and the magnet retainer ring, the strong magnetic magnet is arranged between the clutch gear and the magnet retainer ring, the helical gear is provided with an extension column and a cam, the extension column is fixedly arranged on the inner side of the helical gear, the cam is fixedly arranged on the extension column, and the magnet retainer ring is provided with a first semicircular groove and a mounting column, first semicircular groove is equipped with a plurality of, a plurality of first semicircular groove evenly sets up the inboard at the magnet retaining ring respectively, the erection column is equipped with a plurality of, a plurality of the erection column sets up the below at the magnet retaining ring respectively, clutch gear is last to be equipped with gear post and second semicircular groove, clutch gear is fixed to be set up on the gear post, the circular recess has been seted up to the gear post inboard, the second semicircular groove is equipped with a plurality of, a plurality of second semicircular groove is fixed the inboard that sets up at the gear post respectively, strong magnetism body sets up at second semicircular groove and first semicircular groove, the separation and reunion shell fragment card is established at helical gear and magnet retaining ring inboardly.

Further, motor drive mechanism includes direct current motor, worm and circular telegram line, direct current motor sets up between upper shell and lower floor's shell and is located one side of helical gear, direct current motor's output is connected with the worm, the worm meshes with the helical gear, the circular telegram line sets up the other end at direct current motor.

Compared with the prior art, the beneficial effects of the utility model reside in that:

one of them, the utility model discloses increased an intelligence lock with magnetism clutch structure of inhaling, including shell mechanism, friction skidding mechanism, coupling mechanism, magnetism clutch mechanism and motor drive mechanism, friction skidding mechanism, coupling mechanism, magnetism gift box mechanism and motor drive mechanism all set up in shell mechanism, the friction is skidded the mechanism and is connected with coupling mechanism, coupling mechanism is connected with magnetism clutch mechanism, magnetism clutch mechanism is connected with motor drive mechanism. Above with the clutch of solving current intelligent lock transmission assembly too much usually, lead to the motion inefficacy because of installation error or machining error easily, for example the card is dead, states such as slope, cause the motor to damage when the locked-rotor current of direct current motor in the intelligent lock is too big among the prior art in addition, most intelligent locks all can only pass through motor switch lock among the prior art simultaneously, the problem appears in the motor will lead to the condition that can not open people for the purpose.

Secondly, the utility model adds a friction slipping mechanism, which comprises an output gear, a rotary sleeve, a pressure spring, a round column, a key unlocking column and a protection ring, wherein one end of the key unlocking column is arranged on the round hole, the other end of the key unlocking column is arranged in the hollow cylinder, the output gear is arranged on the upper shell and is sleeved on the key unlocking column, a plurality of grooves are arranged on the output gear in a round shape, the rotary sleeve is sleeved on the key unlocking column and is positioned above the output gear, a plurality of convex points are arranged on the bottom of the rotary sleeve in a round shape, the convex points correspond to the grooves, the pressure spring is arranged inside the rotary sleeve and is sleeved on the key unlocking column, the round column sleeve is arranged on the key unlocking column and is positioned above the pressure spring, the key unlocking column is used for inserting a key and transmitting power to the rotary sleeve, the rotary sleeve drives the output gear to rotate through the connection of the groove and the convex point when rotating, because the rotary sleeve and the output gear are connected and mutually driven through the convex point and the groove, the output gear is clamped or can not rotate, the rotary sleeve can not drive the output gear to rotate, but the rotating force always exists, the convex point on the rotary sleeve can be separated from the groove, the rotary sleeve is continuously corresponding to the cross by the limiting convex point and the groove of the pressure spring, and when the output gear can not rotate, the continuous key is unlocked, and the key unlocking column can not be damaged.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a partial structural diagram of the present invention;

fig. 2 is a schematic perspective view of a first angle of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

FIG. 4 is a schematic structural view of the friction sliding machine, the connecting mechanism and the magnetic clutch mechanism of the present invention;

fig. 5 is an assembly view of the friction slipping mechanism of the present invention;

fig. 6 is an assembly view of the friction slipping mechanism of the present invention;

fig. 7 is an assembly view of the magnetic clutch mechanism of the present invention;

FIG. 8 is a schematic view of an inner helical gear according to the present invention;

FIG. 9 is a schematic view of the inner magnet retainer ring of the present invention;

fig. 10 is a schematic view of the internal clutch gear of the present invention;

fig. 11 is a schematic perspective view of a second angle according to the present invention.

Reference numerals: the friction slip mechanism comprises a housing mechanism 1, an upper housing 101, a lower housing 102, a hollow cylinder 103, a screw 104, a circular hole 1021, a friction slip mechanism 2, an output gear 201, a rotary sleeve 202, a pressure spring 203, a circular column 204, a key unlocking column 205, a protective ring 206, a groove 2011, a bump 2021, a connecting mechanism 3, a first wheel shaft 301, a first gear 302, a second gear 303, a second wheel shaft 304, a third gear 305, a fourth gear 306, a magnetic clutch mechanism 4, an iron-based wheel shaft 401, a clutch gear 402, a strong magnet 403, a clutch spring 404, a magnet retainer ring 405, a helical gear 406, an extension column 4061, a cam 4062, a first semicircular groove 4051, an installation column 4052, a gear column 4021, a second semicircular groove 4022, a circular groove 40211, a motor driving mechanism 5, a direct current motor 501, a worm 502 and an electrified wire 503.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

The components of the embodiments of the present invention, as 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 accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 11, an embodiment of the present invention provides an intelligent lock with a magnetic attraction clutch structure, which includes a housing mechanism 1, a friction slipping mechanism 2, a connecting mechanism 3, a magnetic clutch mechanism 4 and a motor driving mechanism 5, wherein the friction slipping mechanism 2, the connecting mechanism 3, the magnetic gift box mechanism and the motor driving mechanism 5 are all disposed in the housing mechanism 1, the friction slipping mechanism 2 is connected to the connecting mechanism 3, the connecting mechanism 3 is connected to the magnetic clutch mechanism 4, the magnetic clutch mechanism 4 is connected to the motor driving mechanism 5, the housing mechanism 1 is used for placing the friction slipping mechanism 2, the connecting mechanism 3, the magnetic clutch mechanism 4 and the motor driving mechanism 5, the friction slipping mechanism 2 is used for unlocking with a manual key, the connecting mechanism 3 is used for transporting the transmission force of the friction slipping mechanism 2 into the magnetic clutch mechanism 4, the magnetic clutch mechanism 4 is used for unlocking, and the motor driving mechanism 5 is used for driving the magnetic clutch mechanism 4.

The shell mechanism 1 comprises an upper shell 101, a lower shell 102, a hollow cylinder 103 and a plurality of screws 104, wherein the upper shell 101 and the lower shell 102 are fixed through the screws 104, the hollow cylinder 103 is arranged on the lower shell 102, and a circular hole 1021 corresponding to the hollow cylinder 103 is formed in the upper shell 101.

The friction slip mechanism 2 comprises an output gear 201, a rotating sleeve 202, a pressure spring 203, a round column 204, a key unlocking column 205 and a protection ring 206, wherein one end of the key unlocking column 205 is arranged on a round hole 1021, the other end of the key unlocking column 205 is arranged in the hollow cylinder 103, the output gear 201 is arranged on the upper shell 101 and sleeved on the key unlocking column 205, the output gear 201 is circularly provided with a plurality of grooves 2011, the rotating sleeve 202 is sleeved on the key unlocking column 205 and positioned above the output gear 201, the bottom of the rotating sleeve 202 is circularly provided with a plurality of salient points 2021, the salient points 2021 and the grooves 2011 correspond to each other, the pressure spring 203 is arranged inside the rotating sleeve 202 and sleeved on the key unlocking column 205, the round column 204 is sleeved on the key unlocking column 205 and positioned above the pressure spring 203, the key unlocking column 205 is used for inserting a key and transmitting power to the rotary sleeve 202, the rotary sleeve 202 is connected with the protruding point 2021 through the groove 2011 to drive the output gear 201 to rotate when rotating, the rotary sleeve 202 and the output gear 201 are mutually transmitted through the connection of the protruding point 2021 and the groove 2011, so when the output gear 201 is locked or cannot rotate, the rotary sleeve 202 cannot drive the output gear 201 to rotate, but the rotating force always exists, the protruding point 2021 on the rotary sleeve 202 can be separated from the groove 2011, the protruding point 2021 and the groove 2011 of the rotary sleeve 202 are continuously in cross correspondence under the limitation of the pressure spring 203, and continuous key unlocking can be guaranteed to prevent the key unlocking column 205 from being damaged when the output gear 201 cannot rotate.

The connecting mechanism 3 comprises a first wheel axle 301, a first gear 302, a second gear 303, a second wheel axle 304, a third gear 305 and a fourth gear 306, the first wheel axle 301 is arranged between the upper shell 101 and the lower shell 102, the first gear 302 and the second gear 303 are sleeved on the first wheel axle 301, the first gear 302 is connected with the second gear 303, the first gear 302 is arranged below the second gear 303, the first gear 302 is meshed with the output gear 201, the second gear 303 is meshed with the third gear 305, the second wheel axle 304 is arranged between the upper shell 101 and the lower shell 102 and is positioned between the first wheel axle 301 and the magnetic clutch mechanism 4, the third gear 305 and the fourth gear 306 are sleeved on the second wheel axle 304, the fourth gear 306 is arranged below the third gear 305, and the fourth gear 306 is connected with the third gear 305, the fourth gear 306 is connected to the magnetic clutch mechanism 4, the first axle 301 is used to fix the first gear 302 and the second gear 303, the second axle 304 is used to fix the third gear 305 and the fourth gear 306, the first gear 302 is used to drive the second gear 303, the second gear 303 is used to drive the third gear 305, the third gear 305 is used to drive the fourth gear 306, and the fourth gear 306 is used to drive the magnetic clutch mechanism 4.

The magnetic clutch mechanism 4 comprises an iron-based axle 401, a clutch gear 402, a strong magnetic magnet 403, a clutch spring 404, a magnet retainer 405 and a helical gear 406, wherein the helical gear 406 is engaged with the fourth gear 306, the helical gear 406 is rotatably arranged on the iron-based axle 401, the helical gear 406 is arranged above the iron-based axle 401, the clutch gear 402 is rotatably arranged on the iron-based axle 401, the clutch gear 402 is positioned below the helical gear 406, the magnet retainer 405 is rotatably arranged on the iron-based axle 401, the magnet retainer 405 is positioned between the clutch gear 402 and the helical gear 406, the clutch spring 404 is arranged between the helical gear 406 and the magnet retainer 405, the strong magnetic magnet 403 is arranged between the clutch gear 402 and the magnet retainer 405, the helical gear 406 is provided with an extension column 4061 and a cam 4062, the extension column 4061 is fixedly arranged on the inner side of the helical gear 406, the extension post 4061 is used for installing cam 4062, cam 4062 fixed mounting is on extending post 4061, cam 4062 is used for driving strong magnet 403 to move when rotatory, first semicircle groove 4051 and erection column 4052 have been seted up on magnet retaining ring 405, first semicircle groove 4051 is equipped with a plurality of, a plurality of first semicircle groove 4051 evenly sets up respectively in the inboard of magnet retaining ring 405, a plurality of first semicircle groove 4051 is used for cooperating strong magnet 403 to remove, erection column 4052 is equipped with a plurality of, a plurality of erection column 4052 sets up respectively in the below of magnet retaining ring 405, a plurality of erection column 4052 is used for inserting magnet retaining ring 405 in clutch gear 402, be equipped with gear 4021 and second semicircle groove 4022 on clutch gear 402, clutch gear 402 is fixed the setting on gear 4021, clutch gear 402 is used for transmitting power, circular groove 40211 has been seted up to gear 4021 inboard, the second semicircular groove 4022 is provided with a plurality of, a plurality of second semicircular groove 4022 is respectively and fixedly arranged on the inner side of the gear column 4021, the second semicircular groove 4022 is used for being matched with the strong magnet 403 to move, the strong magnet 403 is arranged in the second semicircular groove 4022 and the first semicircular groove 4051, the strong magnet 4033 is used for adsorption to realize the transmission and the cut-off of the power of the clutch mechanism, the clutch elastic piece 404 is clamped on the inner sides of the helical gear 406 and the magnet retainer ring, and the clutch elastic piece 404 is used for stirring to realize the transmission and the cut-off of the power of the clutch gear 402.

The motor driving mechanism 5 comprises a direct current motor 501, a worm 502 and an electrified wire 503, the direct current motor 501 is arranged between the upper-layer shell 101 and the lower-layer shell 102 and is located on one side of the bevel gear 406, the output end of the direct current motor 501 is connected with the worm 502, the worm 502 is meshed with the bevel gear 406, the electrified wire 503 is arranged at the other end of the direct current motor 501, the electrified wire 503 is used for being connected with a power supply to enable the direct current motor 501 to operate, the direct current motor 501 is used for driving the worm 502 to rotate, and the worm 502 is used for driving the bevel gear 406 to operate.

The working principle is that the key unlocking column 205 is used for inserting a key and transmitting power to the rotary sleeve 202, when the rotary sleeve 202 rotates, the output gear 201 is driven to rotate by the connection between the groove 2011 and the salient point 2021, and the rotary sleeve 202 and the output gear 201 are mutually transmitted by the connection between the salient point 2021 and the groove 2011, so when the output gear 201 is locked or cannot rotate, the rotary sleeve 202 cannot drive the output gear 201 to rotate, but the rotating force always exists, the salient point 2021 on the rotary sleeve 202 can be separated from the groove 2011, the salient point 2021 and the groove 2011 of the rotary sleeve 202 are continuously in opposite correspondence by the limitation of the pressure spring 203, and the continuous key unlocking can be ensured not damage the key unlocking column 205 when the output gear 201 cannot rotate, the first gear 302 is driven to rotate by the output gear 201, and the helical gear 406 can be driven to operate by the meshing transmission among the first gear 302, the second gear 303, the third gear 305 and the fourth gear 306, the power is transmitted through the helical gear 406, the magnet is stirred to be adsorbed by the clutch elastic sheet 404, meanwhile, the magnet is limited in the semicircular groove by the magnet retainer ring 405 and the clutch gear 402, the magnet is stirred into the clutch tooth groove 2011 through the cam 4062 structure on the helical gear, gear engagement is realized, so that the power of the helical gear 406 is transmitted to the clutch gear 402, a next-stage gear train is further driven, the gear clutch component with the magnet is arranged, and the magnet is stirred by the cam 4062 on the helical gear between the iron-based wheel axle 401 and the elastic sheet and changes the attraction of the magnet to realize the transmission and the cut-off of the power of the clutch mechanism; the gear engaging and disengaging mechanism transmits power and realizes free output when cutting off the power. When power is not transmitted, the magnet is adsorbed by the iron-based wheel shaft 401, and the free movement of the output end is realized; when the gear is engaged to transmit power, the magnet is attracted by the iron-based clutch iron sheet, the helical gear cam 4062 supports against the magnet, the motion is transmitted to the clutch gear 402, thereby driving the next-stage gear train, the direct current motor 501 can drive the worm 502 to rotate through the electrified operation of the electrified wire 503, the worm 502 can drive the helical gear 406 to rotate, thereby achieving the purpose of electric unlocking, the clutch used for solving the existing intelligent lock usually has too many transmission components, the motion failure is easily caused due to installation errors or processing errors, for example, the lock is dead, the inclination and other states are realized, in the prior art, the motor damage is easily caused when the rotation blocking current of the direct current motor 501 in the intelligent lock is too large, meanwhile, most of intelligent locks in the prior art can only be locked through a motor switch, and the problem of the motor can not be opened.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides an intelligence lock with separation and reunion structure is inhaled to magnetism, its characterized in that, including shell mechanism (1), friction slipping mechanism (2), coupling mechanism (3), magnetism clutch mechanism (4) and motor drive mechanism (5) all set up in shell mechanism (1), friction slipping mechanism (2) are connected with coupling mechanism (3), coupling mechanism (3) are connected with magnetism clutch mechanism (4), magnetism clutch mechanism (4) are connected with motor drive mechanism (5).

2. The intelligent lock with the magnetic attraction clutch structure is characterized in that the shell mechanism (1) comprises an upper shell (101), a lower shell (102), a hollow cylinder (103) and a plurality of screws (104), wherein the upper shell (101) and the lower shell (102) are fixed through the screws (104), the hollow cylinder (103) is arranged on the lower shell (102), and the upper shell (101) is provided with a circular hole (1021) corresponding to the hollow cylinder (103).

3. The intelligent lock with the magnetic clutch structure according to claim 2, wherein the friction slip mechanism (2) comprises an output gear (201), a rotating sleeve (202), a pressure spring (203), a round column (204), a key unlocking column (205) and a guard ring (206), one end of the key unlocking column (205) is arranged on the round hole (1021), the other end of the key unlocking column (205) is arranged in the hollow column (103), the output gear (201) is arranged on the upper shell (101) and sleeved on the key unlocking column (205), the output gear (201) is circularly provided with a plurality of grooves (2011), the rotating sleeve (202) is sleeved on the key unlocking column (205) and positioned above the output gear (201), the bottom of the rotating sleeve (202) is circularly provided with a plurality of salient points (2021), the salient point (2021) and the groove (2011) correspond to each other, the pressure spring (203) is arranged inside the rotating sleeve (202) and sleeved on the key unlocking column (205), and the circular column (204) is sleeved on the key unlocking column (205) and located above the pressure spring (203).

4. The intelligent lock with the magnetic attraction clutch structure is characterized in that the connecting mechanism (3) comprises a first wheel shaft (301), a first gear (302), a second gear (303), a second wheel shaft (304), a third gear (305) and a fourth gear (306), the first wheel shaft (301) is arranged between the upper shell (101) and the lower shell (102), the first gear (302) and the second gear (303) are sleeved on the first wheel shaft (301), the first gear (302) is connected with the second gear (303), the first gear (302) is arranged below the second gear (303), the first gear (302) is meshed with the output gear (201), the second gear (303) is meshed with the third gear (305), the second wheel shaft (304) is arranged between the upper shell (101) and the lower shell (102) and is positioned between the first wheel shaft (301) and the magnetic clutch mechanism (4), the third gear (305) and the fourth gear (306) are sleeved on the second wheel shaft (304), the fourth gear (306) is arranged below the third gear (305), the fourth gear (306) is connected with the third gear (305), and the fourth gear (306) is connected with the magnetic clutch mechanism (4).

5. The smart lock with magnetic attraction clutch structure according to claim 4, characterized in that the magnetic clutch mechanism (4) comprises an iron-based axle (401), a clutch gear (402), a strong magnet (403), a clutch spring (404), a magnet retainer ring (405) and a helical gear (406), the helical gear (406) is engaged with the fourth gear (306), the helical gear (406) is rotatably disposed on the iron-based axle (401) and the helical gear (406) is disposed above the iron-based axle (401), the clutch gear (402) is rotatably disposed on the iron-based axle (401) and the clutch gear (402) is located below the helical gear (406), the magnet retainer ring (405) is rotatably disposed on the iron-based axle (401) and the magnet retainer ring (405) is located between the clutch gear (402) and the helical gear (406), the clutch spring plate (404) is arranged between the helical gear (406) and the magnet retainer ring (405), the strong magnetic magnet (403) is arranged between the clutch gear (402) and the magnet retainer ring (405), the helical gear (406) is provided with an extension column (4061) and a cam (4062), the extension column (4061) is fixedly arranged on the inner side of the helical gear (406), the cam (4062) is fixedly arranged on the extension column (4061), the magnet retainer ring (405) is provided with a first semicircular groove (4051) and an installation column (4052), the first semicircular groove (4051) is provided with a plurality of first semicircular grooves (4051) which are respectively and uniformly arranged on the inner side of the magnet retainer ring (405), the installation column (4052) is provided with a plurality of installation columns (4052) which are respectively arranged below the magnet retainer ring (405), the clutch gear (402) is provided with a gear column (4021) and a second semicircular groove (4022), the clutch gear (402) is fixedly arranged on a gear column (4021), the inner side of the gear column (4021) is provided with a circular groove (40211), the second semicircular groove (4022) is provided with a plurality of second semicircular grooves (4022) which are respectively fixedly arranged on the inner side of the gear column (4021), the strong magnetic magnet (403) is arranged in the second semicircular groove (4022) and the first semicircular groove (4051), and the clutch elastic piece (404) is clamped and arranged on the inner side of the helical gear (406) and the magnet retainer ring (405).

6. The intelligent lock with the magnetic attraction clutch structure is characterized in that the motor driving mechanism (5) comprises a direct current motor (501), a worm (502) and an electrified wire (503), the direct current motor (501) is arranged between the upper shell (101) and the lower shell (102) and is positioned on one side of the bevel gear (406), the output end of the direct current motor (501) is connected with the worm (502), the worm (502) is meshed with the bevel gear (406), and the electrified wire (503) is arranged at the other end of the direct current motor (501).