CN217106545U - Novel lock body - Google Patents

Abstract

The utility model discloses a novel lock body, wherein, including casing, lock core, handle, big spring bolt, little spring bolt, drive module, first gear train, electric mechanism, drive module and lock core, handle, big spring bolt, little spring bolt linkage, first gear train includes the first gear with big spring bolt linkage, the second gear with little spring bolt linkage, the third gear with first gear, second gear intermeshing, electric mechanism includes motor and gear box, is equipped with the fourth gear with third gear meshing on the gear box; the utility model discloses convenient operation, lock core turned angle are little, the function is complete, the general compatibility is good, simple flexibility, manual-automatic an organic whole.

Description

Novel lock body

Technical Field

The utility model relates to a novel lock body.

Background

The lock body is matched with a door in the daily use process, so that an anti-theft effect is realized. However, in the use process of the existing lock body, the key is inserted into the lock core, and basically the operation of unlocking or locking can be realized only by rotating more than one circle. Therefore, in the Chinese utility model patent with the publication number of CN215255243U, the patent name is a lock body, which provides a lock body capable of being unlocked or locked quickly. However, this type of lock body has a problem that it can be unlocked or locked only by a mechanical manual operation, and cannot be unlocked or locked by an electric operation.

Disclosure of Invention

The utility model discloses the main technical problem who solves provides a novel lock body.

The utility model discloses the technical scheme who solves its technical problem and adopt is: the utility model provides a novel lock body, wherein, including casing, lock core, handle, big spring bolt, little spring bolt, drive module, first gear train, electric mechanism, drive module and lock core, handle, big spring bolt, little spring bolt linkage, first gear train include with the first gear of big spring bolt linkage, with the second gear of little spring bolt linkage, with first gear, second gear intermeshing's third gear, electric mechanism includes motor and gear box, be equipped with on the gear box with third gear engagement's fourth gear.

By adopting the structure, the electric control effect is formed on the original basis, the effect of combining hands and automation is realized, and the overall operation convenience is improved.

The first gear set further comprises a fifth gear, one end of the fifth gear is meshed with the fourth gear, and the other end of the fifth gear is meshed with the third gear.

And the fifth gear is arranged, so that the meshing linkage effect between the gear box and the third gear is further improved.

The driving module comprises a first shifting piece linked with the handle, the second gear is provided with a convex block, and the first shifting piece is positioned on a rotating track of the convex block.

The setting of first plectrum for the second gear drives first plectrum at the rotation in-process and rotates, realizes the effect of the little spring bolt motion of drive. Here, the second gear can drive the first plectrum motion in corotation process, when the second gear reversal, can not take place the contact between lug and the first plectrum.

The driving module comprises a handle driving piece, the motor is linked with the gear box, the motor and the shell are arranged in a relative rotation mode, and the gear box is located on the rotation track of the handle driving piece.

Adopt this kind of structure setting, when electronic state of unblanking, through the motor drive gear box, make the gear box output, fourth gear and fifth gear engagement, thereby realize the effect of unblanking, when manual state of unblanking, through the manual handle of moving of operator, make the handle driving piece wholly rotate, at the pivoted in-process, the handle driving piece drives the gear box and takes place rotatoryly, thereby make fourth gear and fifth gear separation, guarantee at manual rotation in-process, can not take place the meshing, thereby make holistic operation more light, can not labouring.

The handle driving part is provided with a cam, the gear box is provided with a first linkage part, and the first linkage part is positioned on the motion track of the cam.

The arrangement of the cam is adopted, so that the handle driving piece is better matched with the first linkage piece, the integral driving effect of the gear box is realized, and the clutch anti-blocking effect is formed.

Wherein, be equipped with on the first linkage and collude the portion, the gear box includes upper plate and hypoplastron, colludes the marginal lock of portion and upper plate.

The hook part is arranged, so that the linkage effect of the first linkage part and the whole gear box is better, a linkage effect is better realized, and the fixation is firmer.

The first positioning column penetrates through the travel hole and slides in the travel hole, and the first reset piece is sleeved on the first positioning column.

Adopt the setting of first reference column for whole gear box forms spacing effect at the rotation in-process, the rotation orbit of restriction gear box, and simultaneously, the setting of first piece that resets for in the use, play an effect from restoring to the throne, improve the convenience of whole use.

The driving module comprises a second linkage part, a grinding disc mechanism and a handle driving part, a second positioning column and a third positioning column are arranged on the shell, a first waist-shaped hole is formed in each of two ends of the second linkage part, the second positioning column and the third positioning column extend into the first waist-shaped holes respectively and slide in the first waist-shaped holes, and a first tooth part is arranged on one side, facing the grinding disc mechanism, of the second linkage part; the lock cylinder penetrates through the mounting hole and extends into the shell, and two ends of the second linkage member are both positioned on the motion trail of the lock cylinder; the first tooth part is linked with the grinding disc mechanism to drive the grinding disc mechanism to move, and the other end of the grinding disc mechanism is linked with the big spring bolt.

Both ends of the second linkage member are located on the motion trail of the lock cylinder, so that the rotation angle of the lock cylinder is limited to be smaller than 360 degrees, and the rotation angle of the lock body of the structure is smaller than 360 degrees compared with the lock body of the prior art. Meanwhile, in the rotating process, the second positioning column and the third positioning column are fixed in a limiting mode, so that the rotating angle is limited, excessive rotation is not prone to occurring, a lever effect is formed through the arrangement of the grinding disc mechanism, and the whole driving process is more labor-saving. And through this kind of structural arrangement, reduced holistic mechanism volume for being equivalent to prior art, adopting this structural arrangement, can adopting the casing of littleer specification, also can ensure that big spring bolt stretches out the length of casing.

Wherein, be equipped with drive part on the lock core, the central angle of drive part and the arbitrary one end rotation orbit of second linkage is greater than 45 and is less than 180.

The central angle of the rotating track is limited, the integral rotating effect is further improved, and the lock cylinder is more convenient to rotate in the process of limiting the angle.

The grinding disc mechanism is provided with a first fixed shaft, a sixth gear is sleeved on the first fixed shaft, and the first tooth part is meshed and linked with the sixth gear.

Through the meshing of the sixth gear and the first tooth part, the linkage effect of the second linkage part and the grinding disc mechanism is realized, and the second linkage part is driven to move by rotating the lock cylinder, so that the grinding disc mechanism is driven to drive the movement effect of the large lock tongue, and the whole unlocking and locking effects are realized.

Wherein, still be equipped with the handle driving piece on the casing, the cover is equipped with the second tooth portion with the meshing linkage of sixth gear on the handle driving piece.

Through second tooth portion and the linkage of sixth gear, the handle is when cooperating with the handle driving piece, and the motion of handle driving piece is realized the big spring bolt motion's of handle drive effect, realizes unblanking and the effect of locking.

The handle driving piece is sleeved with a first rotating piece, the first rotating piece is linked with the small spring bolt, a first downward extending part is arranged on the first rotating piece, one end of the third rotating piece is located on the motion track of the lock cylinder, and the first extending part is located on the motion track of the other end of the third rotating piece.

Due to the arrangement of the third linkage piece, the lock cylinder can drive the big lock tongue and the small lock tongue to move together in the movement process, and the unlocking effect of the big lock tongue and the small lock tongue is realized.

Wherein, be equipped with the spout on the big spring bolt, first fixed axle slides on the spout.

The arrangement of the sliding groove is adopted, a guiding effect is achieved, the large spring bolt can stably move, and a horizontal transverse movement effect is formed between the large spring bolt and the shell.

Wherein, be equipped with connecting rod and mill on the mill mechanism, the mill cover is established on first fixed axle, and connecting rod one end is connected with the mill, and the other end is connected with big spring bolt.

The connecting rod and the grinding disc are connected, so that a lever effect is formed, when the grinding disc and the first fixed shaft rotate together, the connecting rod is driven to move, and the connecting rod drives the large spring bolt to move horizontally, so that the whole driving effect is realized.

Wherein, still including anti-locking plate, anti-locking plate is located the top of second linkage, is equipped with the locking groove on the anti-locking plate, is equipped with the locking post on the second linkage, and the locking post moves to locking inslot.

The setting of anti-locking plate plays the effect of anti-lock in the use, and after the locking post moved to locking inslot, except that the key drive lock core motion, all the other any operations all became invalid, played the effect of a protection.

Wherein, be equipped with fixed column and second on the casing and reset the piece, the second resets one end and is connected with the fixed column, and the other end is connected with the anti-lock piece.

Through the setting that the second reset the piece, further improve whole driven stability, when relieving the lock post, can play the effect of removing fast.

The door control switch is provided with an induction tongue, one end of the linkage mechanism is linked with the door control switch, and the other end of the linkage mechanism is matched with the driving module to drive the small spring bolt to move.

The setting of gate control switch for in the use, if the door is closed, because gate control switch's quick response, can give a signal that the motor was locked automatically, also can make little spring bolt also move through drive module, realize the effect of locking of whole door.

The door control switch comprises a fixing frame, a notch is formed in the fixing frame, a connecting piece is arranged on the linkage mechanism, one end of the connecting piece is provided with a supporting leg, the supporting leg extends into the notch, and the supporting leg is located on the motion tracks of two sides of the notch.

The cooperation between stabilizer blade and the mount for form mechanical type linkage effect between door control switch and the link gear, improve the reliability of overall motion.

Drawings

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

fig. 2 is a front view of embodiment 1 of the present invention;

fig. 3 is a partial front view of embodiment 1 of the present invention;

fig. 4 is a schematic view of a partial structure in embodiment 1 of the present invention;

FIG. 5 is a rear view of FIG. 4;

fig. 6 is a schematic view of a partial structure in embodiment 1 of the present invention;

fig. 7 is a schematic view of a partial structure in embodiment 1 of the present invention;

fig. 8 is an exploded view of the linkage structure between the first gear and the module according to embodiment 1 of the present invention;

fig. 9 is a schematic structural view of embodiment 2 of the present invention.

Detailed Description

Example 1:

referring to fig. 1-8, a novel lock body comprises a housing 10, a lock cylinder 11, a handle, a large bolt 12, a small bolt 13, a driving module, a first gear set and an electric mechanism.

The housing 10 is provided with a mounting hole 101 adapted to the lock cylinder 11, a first positioning column 102, a second positioning column 103, a third positioning column 104, a fourth positioning column 105 and a fifth positioning column 106.

The lock core 11 is matched with the key, and the key correspondingly matched with the lock core 11 extends into the lock core 11, so that the linkage effect of the key and the lock core 11 is realized. The lock core 11 passes through the mounting hole 101 and stretches into the casing 10, and here it needs to be explained that the lock core 11 and the lock body are independently arranged, and the user can change the lock core 11 according to the actual use requirement. The key cylinder 11 is provided with a driving part 111, the rotation angle of the driving part 111 is related to the two ends of the second linkage member 14, in this embodiment, the central angle of the rotation track of any one end of the driving part 111 and the second linkage member 14 is greater than 45 ° and less than 180 °. The central angle of the rotating track is limited, the integral rotating effect is further improved, and the rotation of the limited angle is realized, so that the rotation of the lock cylinder 11 is more convenient in the process. The rotation angle of the driving part 111 and the end closest to the second linkage member 14 is preferably 90 °, that is, the driving part is rotated clockwise by 90 ° in the initial state, so as to achieve the unlocking effect; and in the initial state, the lock rotates anticlockwise by 90 degrees, so that the locking effect is realized.

The big spring bolt 12 and the little spring bolt 13 are parallel arrangement, and big spring bolt 12 and little spring bolt 13 are different in the intensity of locking different, and big spring bolt 12 is equipped with three cylindricality spring bolts in this embodiment, and little spring bolt 13 is the elasticity setting, closes the door promptly and realizes little spring bolt 13 and lock, and big spring bolt 12 locks must realize the drive effect through lock core 11, handle or motor etc.. The large latch bolt 12 is provided with a sliding groove 121, and the first fixed shaft 171 slides on the sliding groove 121. The arrangement of the sliding groove 121 is adopted to play a guiding effect, so that the large bolt 12 can stably move and form a horizontal transverse movement effect with the shell 10.

The drive module includes a handle drive 15, a second linkage 14, and a disc grinding mechanism.

The handle driving member 15 is mainly matched with the handle, the handle driving member 15 is driven by the handle to realize the rotating effect, the handle driving member 15 is provided with a first rotating member 151, a second rotating member 152, a cam 153 and a first shifting piece 154, the first rotating member 151, the second rotating member 152 and the first shifting piece 154 are coaxially arranged and are arranged independently, the first rotating member 151 is linked with the small bolt 13, the first rotating member 151 is provided with a first supporting leg 1511 and a first extending portion 1512 vertically arranged downwards, the first supporting leg 1511 is matched with the small bolt 13 to realize the effect of driving the small bolt 13 to move horizontally, the first extending portion 1512 is located on the moving track of the third rotating member 16, the first extending portion 1512 is driven by the third rotating member 16 to move, the third rotating member 16 is driven to move during the movement of the lock cylinder 11, so that the third rotating member 16 drives the first extending portion 1512 to move, the movement effect of the small bolt 13 is realized. The second rotating member 152 is provided with a second tooth portion 1521, the second tooth portion 1521 is meshed with the sixth gear 174, so that the transmission effect between the second tooth portion 1521 and the sixth gear 174 is realized, and the handle drives the large lock tongue 12 to move. The cam 153 is located at the top end of the handle driver 15, and the cam 153 faces the gear box side. The first paddle 154 is located at the lowest position of the handle driving member 15, the first paddle 154 is provided with a second supporting leg 1541 and a second extending portion 1542, and the second supporting leg 1541 is located on the rotation track of the protrusion. The second extension 1542 and the first leg 1511 are disposed in parallel, and both achieve the motion effect of driving the small lock tongue 13. The first pick-up 154 differs from the first rotating member 151 in that the first rotating member 151 can be used for key-operated door opening, handle-operated door opening, and anti-jamming. The first pick 154 is used for gear driving and the handle can also be used for driving.

The second linkage member 14 is in a U-shaped configuration, two ends of the second linkage member 14 are respectively provided with a first waist-shaped hole 141, the second positioning column 103 extends into the first waist-shaped hole 141 at the left end, the third positioning column 104 extends into the first waist-shaped hole 141 at the right end, the second linkage member 14 rotates clockwise, the second positioning column 103 and the third positioning column 104 are both abutted against one side corresponding to the first waist-shaped hole 141, and the second linkage member 14 rotates counterclockwise, the second positioning column 103 and the third positioning column 104 are both abutted against the other side corresponding to the second waist-shaped hole 142, so that the positioning limiting effect during the rotation of the second linkage member 14 is achieved. It should be noted that the second linkage member 14 is sleeved on the outer side surface of the key cylinder 11, so that two ends of the second linkage member 14 are located on the movement track of the driving portion 111. The second linkage member 14 is provided with a first tooth 143 on a side facing the grinding disc mechanism, and the first tooth 143 is mainly used for meshing with the sixth gear 174 to form a linkage effect. The second linkage member 14 is provided with a locking stud which is mainly used for connecting with the counter locking piece, thereby realizing the locking effect.

The grinding disc mechanism is provided with a first fixed shaft 171, a connecting rod 172, a grinding disc 173 and a sixth gear 174, the first fixed shaft 171 is sleeved with the sixth gear 174 and the grinding disc 173, the first fixed shaft, the grinding disc and the sixth gear are in linkage arrangement, namely the sixth gear 174 rotates and drives the first fixed shaft 171 and the grinding disc 173 to rotate, and the sixth gear 174 is located above the grinding disc 173. The side wall of the sixth gear 174 is provided with teeth distributed in a circumferential array, and the teeth are meshed with the first tooth portion 143, so that the transmission effect of the sixth gear 174 and the second linkage member 14 is realized. It should be noted that the first fixing shaft 171 slides on the sliding groove 121, thereby achieving a guiding effect so that the large latch bolt 12 can move in a horizontal direction.

One end of the connecting rod 172 is connected with the grinding disc 173, and the other end of the connecting rod 172 is fixedly connected with the large bolt 12, namely, when the grinding disc 173 rotates, one end of the connecting rod 172 is driven to rotate, and the force is converted into the force horizontally and transversely pushed by the large bolt 12 through radial rotating force, so that the large bolt 12 is driven to move, and the whole driving effect is realized.

The third linkage 16 is provided with a third kidney-shaped hole 161 and a fourth kidney-shaped hole 162, the second positioning column 103 passes through the first kidney-shaped hole 141 and the third kidney-shaped hole 161, and the end of the third kidney-shaped hole 161 is located on the motion track of the lock cylinder 11, that is, the lock cylinder 11 moves, and the third linkage 16 is driven to move. The fourth kidney-shaped hole 162 is mainly used for matching with the fourth positioning column 105 on the housing 10 to achieve a guiding effect, so that the third link 16 can achieve a better movement effect. The first extension 1512 is located on the motion locus of the end of the fourth kidney-shaped hole 162. Further, it should be noted here that the third link 16 is located above the second link 14.

The locking plate 18 is located above the third linkage 16, the locking plate 18 is provided with a fifth waist-shaped hole 181, and the second positioning column 103 passes through the first waist-shaped hole 141, the third waist-shaped hole 161 and the fifth waist-shaped hole 181, so that the effect of limiting and fixing is achieved. The locking piece 18 is provided with a locking groove which is matched with the locking column to realize the locking effect. Further, a fixing column and a second reset piece are arranged on the shell 10, one end of the second reset piece is connected with the fixing column, and the other end of the second reset piece is connected with the counter locking piece 18. Through the setting that the second reset the piece, further improve whole driven stability, when relieving the lock post, can play the effect of removing fast. By adopting the arrangement of the reverse locking piece 18, the reverse locking effect is achieved in the using process, after the locking column moves into the locking groove, except that the key drives the lock cylinder 11 to move, any other operation is invalid, and the protection effect is achieved.

The first gear set includes a first gear 191, a second gear 192, a third gear 194 and a fifth gear 193 that are intermeshed with the first gear 191 and the second gear 192. The first gear 191 is linked with the large lock tongue 12 to realize a matching effect, in this embodiment, the first gear 191 is located at the lowest part of the first fixed shaft 171, and a driving effect of the large lock tongue 12 is realized through matching. The specific fixed structure is that at least one driving column 1911 is arranged on the first gear 191, a driving hole 1731 matched with the driving column 1911 is arranged on the grinding disc 173, the driving hole 1731 is arranged in an arc shape, when the first gear 191 rotates forwards, the driving column 1911 slides in the driving hole 1731 to form an idle rotation effect; when the first gear 191 is reversed, the drive post 1911 moves the abrasive disc 173, thereby achieving an overall drive effect. Preferably two drive columns 1911 in this embodiment.

The second gear 192 is engaged with the fifth positioning pillar 106 to achieve the fixing effect. The second gear 192 is linked with the handle, specifically, a protruding block 1921 is arranged on the second gear 192, the second supporting leg 1541 of the first pulling piece 154 is located on a movement track of the protruding block 1921, and the first pulling piece 154 is arranged, so that the second gear 192 drives the first pulling piece 154 to rotate in the rotating process, and the effect of movement of the small lock tongue is achieved. Here, the second gear 192 drives the first shifting piece 154 to move in the forward rotation process, and when the second gear 192 rotates in the reverse direction, the protrusion 1921 does not contact with the first shifting piece 154.

One side of the fifth gear 193 is meshed with the fourth gear 213 to realize the linkage effect between the first gear 191 group and the gear box, and the other side is meshed with the third gear 194. The third gear 194 is located between the first gear 191 and the second gear 192, while the third gear 194 is meshed with both the first gear 191 and the second gear 192, in a simple manner, the third gear 194 is meshed with both the first gear 191, the second gear 192 and the fifth gear 193. The integral linkage effect is formed.

The electric mechanism comprises a motor 20 and a gear box 21, the power of the motor 20 can be selected by an operator according to actual requirements, for example, a large-size lock body needs to select the motor 20 with high power, and a conventional-size lock body selects the motor 20 with conventional power. In this embodiment, the motor 20 and the gear box 21 are integrally provided, and the motor 20 rotates together with the gear box 21.

The gear box 21 comprises an upper plate 211, a lower plate 212 and a fourth gear 213, a second gear set is arranged in the gear box 21, the fourth gear 213 is located at the tail end of the second gear set, the output end of the motor 20 is matched with the front end of the second gear set, the effect that the motor 20 drives the second gear set is achieved, the fourth gear 213 is meshed with the fifth gear 193, the linkage effect between the gear box 21 and the driving mechanism is formed, the large lock tongue 12 and the small lock tongue 13 move, and the effect of locking and unlocking is achieved.

The upper plate 211 is coupled to the lower plate 212 to form a chamber in which the second gear set is located. The rotating shaft 214 passes through the lower plate 212 and the upper plate 211, so that the entire gear box 21 rotates relative to the rotating shaft 214. It should be noted here that a certain gap exists between the side surfaces of the upper plate 211 and the lower plate 212, which are away from the rotating shaft 214, and the inner wall of the housing 10, so that a certain abdicating effect is formed during the rotation of the whole gear box 21, which is convenient for rotation.

The size of the upper plate 211 is smaller than that of the lower plate 212, the first linkage piece 22 is arranged on the upper plate 211, and the first linkage piece 22 and the upper plate 211 are fixedly arranged, so that the gear box 21 rotates along with the first linkage piece 22 in the rotating process. The end of the first linkage member 22 facing the cam 153 is provided with a groove 221, and the cam 153 abuts against the groove 221 to realize a rotation effect, i.e. the first linkage member 22 is located on the motion track of the cam 153. One end of the first linkage member 22, which is far away from the handle driving member 15, is provided with a hook portion 222, and the hook portion 222 is fastened with the edge of the upper plate 211, so as to achieve a fixing effect, so that the overall linkage effect of the first linkage member 22 and the gear box 21 is better.

The lower plate 212 has a size larger than that of the upper plate 211, the lower plate 212 is provided with a stroke hole 2121, the first positioning column 102 passes through the stroke hole 2121 and slides in the stroke hole 2121, the size of the stroke hole 2121 is the stroke of the rotation track of the gear box 21, and the stroke hole 2121 is an arc hole. The first reset piece 23 is sleeved on the first positioning column 102. By adopting the arrangement of the first positioning column 102, the whole gear box 21 forms a limiting effect in the rotating process, the rotating track of the gear box 21 is limited, and meanwhile, the arrangement of the first resetting piece 23 plays a self-resetting effect in the using process, so that the convenience of the whole use is improved.

The door control switch is used for sensing whether the door is closed or not, when the door is closed, the door control switch controls the small bolt 13 to move through the linkage mechanism to achieve the locking effect, the door control switch can be mechanical, infrared, magnetic or electronic sensing, the embodiment is mechanical, and the position of the door control switch can be between the small bolt 13 and the large bolt 12, and can also be between the inner safety bolt and the large bolt 12.

Example 2:

referring to fig. 9, the difference between the embodiment 2 and the embodiment 1 is that when the small latch tongue 13 is a scissor tongue or a flip tongue, a linkage mechanism is further included. The door control switch is provided with an induction tongue 241 and a fixing frame 242, and the fixing frame 242 is linked with the induction tongue 241, so that the induction tongue 241 extends outwards from the shell 10 and reciprocates. A notch 2421 is formed on the fixing frame 242, and the notch 2421 is used for matching with the linkage mechanism.

The linkage mechanism comprises a connecting bar 251, a connecting piece 252 and a sixth gear 253, wherein the connecting bar 251 is positioned below the large bolt 12 and reciprocates relative to the shell 10, and one end of the connecting bar 251 is used for being matched with the handle driving piece 15 to realize the linkage effect with the small bolt 13. The other end of the connecting bar 251 is engaged with the sixth gear 253 to drive the sixth gear 253 to rotate, and the connecting bar 251 is provided with a plurality of tooth parts at the end.

The other end of the sixth gear 253 is engaged with the connecting element 252 to drive the connecting element 252 to rotate, a third leg 2521 is disposed on the other end of the connecting element 252, the third leg 2521 extends into the notch 242, and the third leg 2521 is located on the motion track on both sides of the notch 2421.

When the door is closed, the door control switch sends an electric signal for closing the door to inform the motor to act, and meanwhile, the small lock tongue is controlled to move through the linkage mechanism, so that the locking effect is realized.

Claims (10)

1. A novel lock body is characterized in that: the lock comprises a shell, a lock cylinder, a handle, a big lock tongue, a small lock tongue, a driving module, a first gear set and an electric mechanism, wherein the driving module is linked with the lock cylinder, the handle, the big lock tongue and the small lock tongue, the first gear set comprises a first gear linked with the big lock tongue, a second gear linked with the small lock tongue and a third gear meshed with the first gear and the second gear, the electric mechanism comprises a motor and a gear box, and a fourth gear meshed with the third gear is arranged on the gear box.

2. A novel lock body as claimed in claim 1, wherein: the first gear set further comprises a fifth gear, one end of the fifth gear is meshed with the fourth gear, and the other end of the fifth gear is meshed with the third gear.

3. A novel lock body as claimed in claim 1 or 2, wherein: the driving module comprises a first shifting piece linked with the handle, a convex block is arranged on the second gear, and the first shifting piece is positioned on the rotating track of the convex block.

4. A novel lock body as claimed in claim 1, wherein: the driving module comprises a handle driving piece, the motor is linked with the gear box, the motor and the shell are arranged in a relative rotation mode, and the gear box is located on the rotation track of the handle driving piece.

5. The novel lock body of claim 4, wherein: the handle driving part is provided with a cam, the gear box is provided with a first linkage part, and the first linkage part is positioned on the motion trail of the cam.

6. A novel lock body as claimed in claim 5, wherein: the first linkage piece is provided with a hook part, the gear box comprises an upper plate and a lower plate, and the hook part is buckled with the edge of the upper plate.

7. The novel lock body of claim 6, wherein: still include the first piece that resets, be equipped with first locating column on the casing, be equipped with the stroke hole on the hypoplastron, first locating column passes the stroke hole and slides in the stroke hole, and the first piece cover that resets is established on first locating column.

8. A novel lock body as claimed in claim 1, wherein: the driving module comprises a second linkage part, a grinding disc mechanism and a handle driving part, a second positioning column and a third positioning column are arranged on the shell, a first waist-shaped hole is formed in each of two ends of the second linkage part, the second positioning column and the third positioning column extend into the first waist-shaped holes respectively and slide in the first waist-shaped holes, and a first tooth part is arranged on one side, facing the grinding disc mechanism, of the second linkage part; the lock cylinder penetrates through the mounting hole and extends into the shell, and two ends of the second linkage member are both positioned on the motion trail of the lock cylinder; the first tooth part is linked with the grinding disc mechanism to drive the grinding disc mechanism to move, and the other end of the grinding disc mechanism is linked with the big spring bolt.

9. A novel lock body as claimed in claim 1, wherein: the door control switch is provided with an induction tongue, one end of the linkage mechanism is linked with the door control switch, and the other end of the linkage mechanism is matched with the driving module to drive the small spring bolt to move.

10. A novel lock body as claimed in claim 9, wherein: the door control switch comprises a fixing frame, a notch is formed in the fixing frame, a connecting piece is arranged on the linkage mechanism, a supporting leg is arranged at one end of the connecting piece, the supporting leg extends into the notch, and the supporting leg is located on the motion tracks of the two sides of the notch.

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