CN212078960U - Mechanical unlocking idle running free device - Google Patents
Mechanical unlocking idle running free device Download PDFInfo
- Publication number
- CN212078960U CN212078960U CN202020349713.XU CN202020349713U CN212078960U CN 212078960 U CN212078960 U CN 212078960U CN 202020349713 U CN202020349713 U CN 202020349713U CN 212078960 U CN212078960 U CN 212078960U
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- shifting
- unlocking
- latch
- fork
- piece
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
Abstract
The utility model discloses a mechanical unlocking idle running free device, which comprises a lock box, a main tongue component, a shifting fork component, an unlocking shifting piece, a reducing motor and a PCB; when the PCB controls the latch pull fork to rotate clockwise through the speed reducing motor, the salient point is driven to rotate to abut against the first driven salient point and drive the main latch pull fork to rotate clockwise, when the second travel switch detects a second position detection point, the main latch is locked, and meanwhile, the PCB controls the latch pull fork to rotate counterclockwise through the speed reducing motor; when the first travel switch detects the first position detection point, the speed reduction motor stops rotating; when the unlocking shifting piece drives the main bolt shifting fork to rotate anticlockwise, the main bolt shifting fork drives the main bolt to move towards the inner side direction of the lock box, and the main bolt is unlocked. The lock has the advantages that when the speed reducing motor drives the main bolt to be locked through the shifting fork assembly, the lock can be unlocked by rotating the unlocking shifting piece; when the speed reducing motor drives the main bolt to unlock through the shifting fork assembly, the speed reducing motor can be locked by rotating the unlocking shifting piece.
Description
Technical Field
The utility model belongs to the technical field of the electronic lock technique and specifically relates to a free device of mechanical unlocking idle running.
Background
When the existing electronic lock is mechanically and emergently unlocked, the mechanical lock is not provided with an idle running structure, and the mechanical lock is difficult to unlock by using a mechanical key and a knob device, so that the unlocking is inconvenient. This device of this designer's design mainly solves the user and when using mechanical structure unblanks or closes the lock, can very little power value and the small-angle rotation realize the switch lock action, convenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of prior art, provide a free device of mechanical unlocking idle running.
The utility model discloses a technical scheme:
a mechanical unlocking idling dissociation device comprises a lock box, a main tongue assembly, a shifting fork assembly, an unlocking shifting piece, a speed reduction motor and a PCB (printed circuit board); the lock box comprises a side plate and a bottom plate, and a main tongue hole penetrates through the side plate; the main tongue assembly comprises a main tongue and a main tongue push plate, one end of the main tongue push plate is fixedly connected with the main tongue, and the other end of the main tongue push plate is connected with the bottom plate in a sliding manner; the shifting fork assembly comprises an inclined tongue shifting fork, a main tongue shifting fork and a fixed shaft fixedly connected with the bottom plate, the inclined tongue shifting fork and the main tongue shifting fork are respectively and rotatably connected with the fixed shaft, the main tongue shifting fork comprises a shifting fork body and a shifting fork push rod, one end of the shifting fork push rod is fixedly connected with the shifting fork body, the other end of the shifting fork push rod is used for pushing a main tongue push plate to slide back and forth, the main tongue shifting fork is provided with a second position detection point, and the edge of the shifting fork body is provided with a first driven bump and a second driven bump; the edge of the latch pull fork is provided with a first position detection point and a driving convex point, and the driving convex point is arranged between the first driven convex point and the second driven convex point in a sliding manner; the unlocking shifting piece is rotationally connected with the bottom plate and is used for driving the main tongue shifting fork to rotate; the speed reducing motor is used for driving the latch pull fork to rotate; the PCB is connected with the speed reducing motor and is used for controlling the speed reducing motor to rotate forwards and backwards; the PCB is connected with a first travel switch, a second travel switch and a third travel switch; the first travel switch is used for detecting the position of the first position detection point, and the second travel switch and the third travel switch are respectively used for detecting the position of the second position detection point;
when the PCB controls the latch pull fork to rotate clockwise through the speed reducing motor, the driving convex point of the latch pull fork rotates to abut against the first driven convex point and drives the main latch pull fork to rotate clockwise, the main latch pull fork drives the main latch to move towards the outer side of the lock box, when the second travel switch detects a second position detection point, the main latch is locked, and meanwhile, the PCB controls the latch pull fork to rotate anticlockwise through the speed reducing motor; when the first travel switch detects the first position detection point, the speed reduction motor stops rotating; when the unlocking shifting piece drives the main bolt shifting fork to rotate anticlockwise, the main bolt shifting fork drives the main bolt to move towards the inner side of the lock box, and the main bolt is unlocked;
when the PCB controls the oblique tongue shifting fork to rotate anticlockwise through the speed reducing motor, the driving convex point of the oblique tongue shifting fork rotates to abut against the second driven convex point and drives the main tongue shifting fork to rotate anticlockwise, the main tongue shifting fork drives the main tongue to move towards the inner side of the lock box, when the third travel switch detects a second position detection point, the main tongue is unlocked, and meanwhile, the PCB controls the oblique tongue shifting fork to rotate clockwise through the speed reducing motor; when the first travel switch detects the first position detection point, the speed reduction motor stops rotating, and when the unlocking shifting piece drives the main bolt shifting fork to rotate clockwise, the main bolt shifting fork drives the main bolt to move towards the outer side of the lock box, and the main bolt is locked.
One preferred scheme is that the mechanical unlocking idling dissociation device further comprises an oblique tongue component and an oblique tongue shifting piece, wherein the oblique tongue component comprises an oblique tongue, an oblique tongue rod and a return spring, the side plate is provided with an oblique tongue hole, the return spring is in a compressed state, and the oblique tongue rod can move back and forth under the action of the return spring; one end of the latch bolt shifting piece is rotatably connected with the bottom plate, the other end of the latch bolt shifting piece is used for driving the latch bolt rod to move back and forth, and a shifting rod for driving the latch bolt shifting piece to rotate extends outwards from the edge of the latch bolt shifting fork.
One preferable scheme is that the latch lifting piece comprises a first lifting piece, a second lifting piece and a third lifting piece; one end of the first shifting piece is connected with the oblique tongue rod, the other end of the first shifting piece is fixedly connected with the first end of the second shifting piece, one end of the third shifting piece is rotatably connected with the bottom plate, and the other end of the third shifting piece is fixedly connected with the second end of the second shifting piece; the first shifting piece, the second shifting piece and the third shifting piece form a Z-shaped structure.
One preferred scheme is that the second end of the second shifting piece extends towards the direction of the latch shifting fork to form an extension part, a driving groove is formed among the first shifting piece, the second shifting piece and the extension part, the free end of the shifting rod extends into the driving groove, and when the shifting rod rotates along one direction, abuts against the extension part and rotates, the shifting rod drives the latch shifting piece to rotate.
One preferred scheme is that the outer wall of the shifting fork body is provided with a first tooth-shaped part, the unlocking shifting piece is provided with a second tooth-shaped part meshed with the first tooth-shaped part, and when the unlocking shifting piece rotates, the unlocking shifting piece drives the main tongue shifting fork to rotate.
One preferred scheme is that the mechanical unlocking idling dissociating device comprises a first push plate, the first push plate is connected with a bottom plate in a sliding mode, and the sliding direction points to an unlocking shifting piece; when the first push plate slides towards the direction close to the unlocking shifting piece, the first push plate pushes the unlocking shifting piece to rotate.
One preferred scheme is that the mechanical unlocking idling dissociating device comprises a second push plate, the second push plate is connected with the bottom plate in a sliding mode, and the sliding direction points to the unlocking shifting piece; when the first push plate slides towards the direction close to the unlocking shifting piece, the first push plate pushes the unlocking shifting piece to rotate clockwise; when the second push plate slides towards the direction close to the unlocking shifting piece, the second push plate pushes the unlocking shifting piece to rotate anticlockwise.
One preferable scheme is that one side of the unlocking shifting piece, which is close to the first push plate, is provided with a first protruding part, and one side of the unlocking shifting piece, which is close to the second push plate, is provided with a second protruding part; when the first push plate slides towards the direction close to the unlocking shifting piece, the first push plate pushes the unlocking shifting piece to rotate and push along one direction through the first bulge part; when the second push plate slides towards the direction close to the unlocking shifting piece, the second push plate pushes the unlocking shifting piece to rotate along the other direction through the second bulge.
One preferred scheme is that a first pushing boss is arranged on the upper surface of the first push plate, the first pushing boss is close to the first protruding portion, a pushing sheet is arranged at the front end of the first push plate, the pushing sheet is close to the first end of the second shifting sheet, a second pushing boss is arranged on the upper surface of the second push plate, and the second pushing boss is close to the second protruding portion; when the first push plate slides towards the direction close to the unlocking shifting piece, the first pushing boss pushes the unlocking shifting piece to rotate through the first protruding part, and meanwhile, the pushing piece pushes the latch shifting piece to rotate; when the second push plate slides towards the direction close to the unlocking shifting piece, the second pushing boss pushes the unlocking shifting piece to rotate through the second protruding part.
The inclined tongue assembly further comprises a guide piece and a sliding block, the guide piece is fixedly connected with the bottom plate, the guide piece is provided with a through groove, one end of the inclined tongue connecting piece is fixedly connected with the inclined tongue, the other end of the inclined tongue connecting piece sequentially penetrates through the reset spring and the through groove and then is connected with the sliding block, the sliding block is connected with the bottom plate in a sliding mode, the sliding block can linearly move back and forth along with the inclined tongue connecting piece, and the sliding block is fixedly connected with the driving lever.
Synthesize above-mentioned technical scheme, the beneficial effects of the utility model: when the speed reducing motor drives the main bolt to be locked through the shifting fork assembly, the inclined bolt shifting fork and the main bolt shifting fork are in a free state, and the unlocking shifting piece can be rotated in a mechanical mode to drive the main bolt shifting fork to rotate, so that the main bolt is unlocked; when the speed reducing motor drives the main bolt to unlock through the shifting fork assembly, the inclined bolt shifting fork and the main bolt shifting fork are in a free state, and the unlocking shifting piece can be rotated in a mechanical mode to drive the main bolt shifting fork to rotate, so that the main bolt is locked; when a user uses a mechanical structure to unlock or lock, the locking and unlocking actions can be realized by a small force value and a small angle, and the use is convenient; the latch bolt shifting piece comprises a first shifting piece, a second shifting piece and a third shifting piece, and when the latch bolt shifting fork is rotated, the latch bolt shifting fork can drive the latch bolt shifting piece to rotate at a large angle, so that the latch bolt is more conveniently opened; when the first push plate pushes the shifting piece body to rotate along one direction through the unlocking shifting piece, the first push plate can push the unlocking shifting piece and the main tongue shifting fork to rotate by a large angle only by a small stroke, so that unlocking is facilitated; the second push pedal promotes the unblock plectrum and rotates along another direction, unblock plectrum and shifting fork body intermeshing to drive main tongue through main tongue push pedal and remove toward the box outside direction of locking, realize locking, the second push pedal only needs very little stroke just can promote unblock plectrum and plectrum body wide-angle to rotate, conveniently locks.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a partial schematic view I of the interior of the present invention;
FIG. 2 is a partial schematic view of the inside of the present invention;
fig. 3 is a partial schematic view three of the inside of the present invention;
fig. 4 is a partial schematic view of the interior of the present invention;
fig. 5 is a partial schematic view of the interior of the present invention;
fig. 6 is a partial schematic view six of the interior of the present invention;
fig. 7 is a partial schematic view seven of the interior of the present invention;
fig. 8 is a partial schematic view eight of the interior of the present invention;
fig. 9 is a partial schematic view nine of the interior of the present invention;
fig. 10 is a partial schematic view ten of the interior of the present invention;
fig. 11 is a perspective view of the reduction motor and the fork assembly of the present invention;
fig. 12 is a first perspective view of the middle shift fork assembly of the present invention;
fig. 13 is a second perspective view of the middle shift fork assembly of the present invention;
FIG. 14 is an exploded view of the shift fork assembly of the present invention;
fig. 15 is a perspective view of the PCB of the present invention;
fig. 16 is a perspective view of the latch striking plate of the present invention.
Detailed Description
For the purpose of illustrating the spirit and purposes of the present invention, the present invention will be further described with reference to the accompanying drawings and specific embodiments.
A first embodiment, as shown in fig. 1 to 16, is a mechanical unlocking idling freeing device, which comprises a lock case 10, a main tongue assembly 20, a yoke assembly 30, an unlocking paddle 40, a reduction motor 50 and a PCB board 60.
As shown in fig. 1 to 7, the lock case 10 includes a side plate 11 and a bottom plate 12, and a main tongue hole 111 is formed through the side plate 11.
As shown in fig. 1 to 7, the main tongue assembly 20 includes a main tongue 21 and a main tongue pushing plate 22, wherein one end of the main tongue pushing plate 22 is fixedly connected with the main tongue 21, and the other end is slidably connected with the bottom plate 12. The main tongue pushing plate 22 can slide along the bottom plate 12, and when the main tongue pushing plate 22 slides along the bottom plate 12, the main tongue pushing plate 22 pushes the main tongue 21 to move back and forth along the main tongue hole 111.
As shown in fig. 1 to 14, the fork assembly 30 includes an inclined tongue fork 31, a main tongue fork 32 and a fixing shaft 33 fixedly connected to the base plate 12, and the inclined tongue fork 31 and the main tongue fork 32 are respectively rotatably connected to the fixing shaft 33. The fixed shaft 33 is fixedly connected with the bottom plate 12, the inclined tongue shifting fork 31 and the main tongue shifting fork 32 are rotatably sleeved outside the fixed shaft 33, the inclined tongue shifting fork 31 is positioned below the main tongue shifting fork 32, the inclined tongue shifting fork 31 is close to the bottom plate 12, and the inclined tongue shifting fork 31 can rotate relative to the main tongue shifting fork 32. The main tongue shifting fork 32 comprises a shifting fork body 321 and a shifting fork push rod 322, the shifting fork body 321 is rotatably sleeved outside the fixed shaft 33, one end of the shifting fork push rod 322 is fixedly connected with the shifting fork body 321, the other end of the shifting fork push rod is used for pushing the main tongue push plate 22 to slide back and forth, the main tongue shifting fork 32 is provided with a second position detection point 323, and the second position detection point 323 is arranged at the free end part of the shifting fork push rod 322. The edge of the shifting fork body 321 is provided with a first driven salient point 324 and a second driven salient point 325, and an arc-shaped groove 327 is formed between the first driven salient point 324 and the second driven salient point 325; the edge of the latch pull fork 31 is provided with a first position detection point 311 and a driving bump 312, the driving bump 312 is slidably disposed between the first driven bump 324 and the second driven bump 325, i.e. is located in the arc-shaped groove 327, and the driving bump 312 is slidably disposed between the first driven bump 324 and the second driven bump 325. When the driving protrusion 312 rotates to the first driven protrusion 324 and abuts against the first driven protrusion 324, the driving protrusion 312 can drive the shifting fork body 321 to rotate along one direction; when the driving protrusion 312 rotates to the second driven protrusion 325 and abuts against the second driven protrusion 325, the driving protrusion 312 can drive the shifting fork main body 321 to rotate along another direction.
As shown in fig. 1 to 10, the unlocking pulling piece 40 is rotatably connected to the bottom plate 12 and is used for driving the main tongue pulling fork 32 to rotate, and the unlocking pulling piece 40 can push the main tongue pulling fork 32 to rotate clockwise and counterclockwise under the action of external force.
As shown in fig. 1 to 14, the reduction motor 50 is used for driving the latch yoke 31 to rotate; the edge of the latch pull fork 31 is provided with a third toothed portion 314, a gear set 51 is connected to a rotating shaft of the reduction motor 50, the gear set 51 is meshed with the third toothed portion 314, and the reduction motor 50 drives the latch pull fork 31 to rotate through the gear set 51.
As shown in fig. 1 to 16, the PCB board 60 is connected to the deceleration motor 50 for controlling the deceleration motor 50 to rotate forward and backward; the PCB board 60 is connected with a first stroke switch 61, a second stroke switch 62 and a third stroke switch 63. The first travel switch 61 is used for detecting the position of the first position detecting point 311, and the second travel switch 62 and the third travel switch 63 are respectively used for detecting the position of the second position detecting point 323. The first travel switch 61, the second travel switch 62 and the third travel switch 63 are respectively fixed on the surface of the PCB board 60, the PCB board 60 covers the surface of the fork assembly 30, the first travel switch 61, the second travel switch 62 and the third travel switch 63 are close to one side of the fork assembly 30, and the third travel switch 63 is close to the reduction motor 50.
As shown in fig. 1 to 16, when the PCB 60 controls the latch fork 31 to rotate clockwise by the decelerating motor 50, the driving protrusion 312 of the latch fork 31 rotates to abut against the first driven protrusion 324 and drives the main latch fork 32 to rotate clockwise, the main latch fork 32 drives the main latch 21 to move toward the outside of the lock box 10 by the fork pushing rod 322, when the main latch 21 completely extends out of the main latch hole 111, the fork pushing rod 322 rotates to the leftmost end, the second stroke switch 62 is located right above the second position detecting point 323, and when the second stroke switch 62 detects the second position detecting point 323, the main latch 21 is locked; when the second position detecting point 323 is detected by the second travel switch 62, the PCB board 60 controls the latch fork 31 to rotate in the counterclockwise direction through the speed reducing motor 50; the first position detecting point 311 rotates to the position right below the first travel switch 61 along with the latch fork 31, when the first travel switch 61 detects the first position detecting point 311, the reducing motor 50 stops rotating, and the latch fork 31 and the main latch fork 32 are in a free state; because the latch bolt shifting fork 31 and the main bolt shifting fork 32 are in the free state, the speed reduction motor 50 cannot block the main bolt shifting fork 32 from rotating, when the unlocking shifting piece 40 drives the main bolt shifting fork 32 to rotate anticlockwise, the main bolt shifting fork 32 drives the main bolt 21 to move towards the inner side of the lock box 10, and the main bolt 21 is unlocked. Namely, the unlocking shifting piece 40 can be mechanically rotated to drive the main bolt shifting fork 32 to rotate, so that the main bolt 21 is unlocked, and the unlocking is easy and convenient.
As shown in fig. 1 to 16, when the PCB 60 controls the latch yoke 31 to rotate counterclockwise through the deceleration motor 50, the driving protrusion 312 of the latch yoke 31 rotates to abut against the second driven protrusion 325 and drives the main latch yoke 32 to rotate counterclockwise, the main latch yoke 32 drives the main latch 21 to move toward the inside of the lock case 10, the second position detection point 323 rotates to a position right below the third travel switch 63, when the third travel switch 63 detects the second position detection point 323, the main latch 21 is unlocked, and simultaneously the PCB 60 controls the latch yoke 31 to rotate clockwise through the deceleration motor 50; the first position detecting point 311 rotates to a position right below the first travel switch 61, when the first travel switch 61 detects the first position detecting point 311, the speed reducing motor 50 stops rotating, and the latch fork 31 and the main latch fork 32 are in a free state; because the latch bolt fork 31 and the main bolt fork 32 are in the free state, the decelerating motor 50 will not block the main bolt fork 32 from rotating, when the unlocking shifting piece 40 drives the main bolt fork 32 to rotate clockwise, the main bolt fork 32 drives the main bolt 21 to move towards the outside direction of the lock box 10, and the main bolt 21 is locked. Namely, the unlocking shifting piece 40 can be mechanically rotated to drive the main tongue shifting fork 32 to rotate, so that the main tongue 21 is locked, and the locking is easy and convenient.
As shown in fig. 1 to 16, after the main tongue 21 is locked or unlocked, the reduction motor 50 drives the latch fork 31 to rotate so that the first position detection point 311 rotates to a position directly below the first travel switch 61, and therefore, the latch fork 31 and the main tongue fork 32 are in a free state regardless of whether the main tongue 21 is locked or unlocked.
As shown in fig. 1 to 16, the second embodiment is different from the first embodiment in that: the mechanical unlocking idling freeing device further comprises an oblique tongue assembly 70 and an oblique tongue shifting piece 80, wherein the oblique tongue assembly 70 comprises an oblique tongue 71, an oblique tongue rod 72 and a return spring 73, the side plate 11 is provided with an oblique tongue hole, the return spring 73 is in a compressed state, and the oblique tongue rod 72 can move back and forth under the action of the return spring 73; one end of the latch bolt shifting piece 80 is rotatably connected with the bottom plate 12, the other end of the latch bolt shifting piece is used for driving the latch bolt rod 72 to move back and forth, and a shifting rod 313 for driving the latch bolt shifting piece 80 to rotate extends outwards from the edge of the latch bolt shifting fork 31. When the latch bolt shifting fork 31 rotates along one direction, the latch bolt shifting fork 31 drives the shifting rod 313 to rotate together, the shifting rod 313 drives the latch bolt shifting piece 80 to rotate, the latch bolt shifting piece 80 drives the latch bolt rod 72 to move towards the inner side of the lock box 10, and the latch bolt 71 is unlocked; when the latch bolt shifting fork 31 rotates in the other direction, the latch bolt shifting fork 31 drives the shift rod 313 to rotate together, the shift rod 313 is separated from the latch bolt shifting piece 80, the latch bolt 71 moves towards the outer side of the lock box 10 under the action of the return spring 73, and the latch bolt 71 is locked. In this embodiment, when the latch bolt yoke 31 rotates counterclockwise, the latch bolt yoke 31 drives the shift lever 313 to rotate counterclockwise, the shift lever 313 drives the latch bolt shifting piece 80 to rotate counterclockwise, the latch bolt shifting piece 80 drives the latch bolt rod 72 to move toward the inner side of the lock box 10, and the latch bolt 71 is unlocked; when the latch bolt shifting fork 31 rotates clockwise, the latch bolt shifting fork 31 drives the shift lever 313 to rotate clockwise, the shift lever 313 is separated from the latch bolt shifting piece 80, the latch bolt 71 moves towards the outer side of the lock box 10 under the action of the return spring 73, and the latch bolt 71 is locked.
Specifically, as shown in fig. 1 to 16, the latch lifting tab 80 includes a first lifting tab 81, a second lifting tab 82 and a third lifting tab 83; one end of the first shifting piece 81 is connected with the latch rod 72, the other end of the first shifting piece is fixedly connected with the first end 821 of the second shifting piece 82, one end of the third shifting piece 83 is rotatably connected with the bottom plate 12, and the other end of the third shifting piece is fixedly connected with the second end 822 of the second shifting piece 82; the first pick 81, the second pick 82 and the third pick 83 form a zigzag structure. One end of the third shifting piece 83 is rotatably arranged at the lower right of the bottom plate 12, the speed reducing motor 50 is fixedly arranged at the upper right of the bottom plate 12, the shifting fork assembly 30 is arranged at the right side of the first shifting piece 81 and at the left side of the speed reducing motor 50, and the second shifting piece 82 is arranged between the shifting fork assembly 30 and the unlocking shifting piece 40.
As shown in fig. 1 to 16, the second end 822 of the second paddle 82 extends toward the latch fork 31 to form an extension 823, a driving groove 824 is formed between the first paddle 81, the second paddle 82 and the extension 823, a free end of the shift lever 313 extends into the driving groove 824, and when the shift lever 313 rotates in one direction and abuts against and rotates with the extension 823, the shift lever 313 drives the latch paddle 80 to rotate.
Specifically, as shown in fig. 1 to 10, the latch tongue assembly 70 further includes a guide piece 74 and a slider 75, the guide piece 74 is fixedly connected to the bottom plate 12, the guide piece 74 is provided with a through groove, one end of a connecting piece of the latch tongue 71 is fixedly connected to the latch tongue 71, the other end of the connecting piece of the latch tongue 71 sequentially passes through the return spring 73 and the through groove and then is connected to the slider 75, the slider 75 is slidably connected to the bottom plate 12, the slider 75 can linearly move back and forth along with the connecting piece of the latch tongue 71, and the slider 75 is fixedly connected to the shift lever 313.
Third embodiment, as shown in fig. 1 to 16, the present embodiment is different from the first embodiment or the second embodiment in that: the outer wall of the shift fork body 321 is provided with a first toothed part 326, the unlocking shifting piece 40 is provided with a second toothed part 41 meshed with the first toothed part 326, when the main bolt 21 is locked and unlocked, the latch shift fork 31 and the main bolt shift fork 32 are in a free state, the speed reduction motor 50 cannot block the main bolt shift fork 32 from rotating, and when the unlocking shifting piece 40 rotates, the unlocking shifting piece 40 drives the main bolt shift fork 32 to rotate. The unlocking shifting piece 40 can rotate along the clockwise direction and the anticlockwise direction, when the unlocking shifting piece 40 rotates clockwise, the second tooth-shaped part 41 is meshed with the first tooth-shaped part 326, the unlocking shifting piece 40 drives the main bolt shifting fork 32 to rotate anticlockwise, the main bolt shifting fork 32 drives the main bolt 21 and the main bolt push plate 22 to move towards the inner side of the lock box 10, and the main bolt 21 is unlocked; when the unlocking shifting piece 40 rotates counterclockwise, the second tooth-shaped portion 41 and the first tooth-shaped portion 326 are engaged with each other, the unlocking shifting piece 40 drives the main bolt shifting fork 32 to rotate clockwise, the main bolt shifting fork 32 drives the main bolt 21 and the main bolt pushing plate 22 to move towards the outside of the lock box 10, and the main bolt 21 is locked. After the main bolt 21 is locked or unlocked, the decelerating motor 50 drives the latch fork 31 to rotate so that the first position detecting point 311 rotates to a position right below the first travel switch 61, and therefore, the latch fork 31 and the main bolt fork 32 are in a free state no matter whether the main bolt 21 is locked or unlocked.
Specifically, as shown in fig. 1 to 16, when the PCB 60 controls the latch bolt shifting fork 31 to rotate clockwise through the reduction motor 50, the driving protrusion 312 of the latch bolt shifting fork 31 rotates to abut against the first driven protrusion 324 and drives the main bolt shifting fork 32 to rotate clockwise, the main bolt shifting fork 32 drives the main bolt 21 to move toward the outside of the lock box 10 through the shifting fork push rod 322, when the main bolt 21 completely extends out of the main bolt hole 111, the shifting fork push rod 322 rotates to the leftmost end, the second stroke switch 62 is located right above the second position detection point 323, and when the second stroke switch 62 detects the second position detection point 323, the main bolt 21 is locked; meanwhile, when the second position detection point 323 is detected by the second travel switch 62, the PCB board 60 controls the latch pull fork 31 to rotate in the counterclockwise direction through the speed reduction motor 50; the first position detection point 311 rotates to the position right below the first travel switch 61 along with the latch pull fork 31, when the first travel switch 61 detects the first position detection point 311, the reducing motor 50 stops rotating, the latch pull fork 31 and the main latch pull fork 32 are in the free state, and the reducing motor 50 does not block the main latch pull fork 32 from rotating because the latch pull fork 31 and the main latch pull fork 32 are in the free state; when the unlocking shifting piece 40 rotates clockwise, the unlocking shifting piece 40 drives the main bolt shifting fork 32 to rotate anticlockwise, the main bolt shifting fork 32 drives the main bolt 21 to move towards the direction close to the inner side of the lock box 10, and the main bolt 21 is unlocked.
As shown in fig. 1 to 16, when the PCB 60 controls the latch yoke 31 to rotate counterclockwise through the reduction motor 50, the driving protrusion 312 of the latch yoke 31 rotates to abut against the second driven protrusion 325 and drives the main latch yoke 32 to rotate counterclockwise, the main latch yoke 32 drives the main latch 21 to move toward the inside of the lock box 10, the second position detection point 323 rotates to a position right below the third travel switch 63, when the third travel switch 63 detects the second position detection point 323, that is, the main latch yoke 32 rotates to the rightmost side, the main latch 21 is unlocked, and simultaneously the PCB 60 controls the latch yoke 31 to rotate clockwise through the reduction motor 50; the first position detection point 311 rotates to a position right below the first travel switch 61, when the first travel switch 61 detects the first position detection point 311, the speed reduction motor 50 stops rotating, the latch bolt shifting fork 31 and the main bolt shifting fork 32 are in a free state, and the speed reduction motor 50 cannot block the main bolt shifting fork 32 from rotating because the latch bolt shifting fork 31 and the main bolt shifting fork 32 are in the free state; when the unlocking shifting piece 40 rotates counterclockwise, the unlocking shifting piece 40 drives the main bolt shifting fork 32 to rotate clockwise, the main bolt shifting fork 32 drives the main bolt 21 to move towards the outer side of the lock box 10, and the main bolt 21 is locked.
As shown in fig. 1 to 16, the fourth embodiment is different from the third embodiment in that: the mechanical unlocking idling dissociating device comprises a first push plate 91, the first push plate 91 is connected with the bottom plate 12 in a sliding mode, and the sliding direction points to the unlocking shifting piece 40; when the first push plate 91 slides toward the direction close to the unlocking pulling piece 40, the first push plate 91 pushes the unlocking pulling piece 40 to rotate.
As shown in fig. 1 to 16, the mechanical unlocking idling freeing means comprises a second push plate 92, the second push plate 92 is connected with the bottom plate 12 in a sliding way, and the sliding direction is directed to the unlocking poke piece 40; when the first push plate 91 slides towards the direction close to the unlocking poking piece 40, the first push plate 91 pushes the unlocking poking piece 40 to rotate clockwise; when the second push plate 92 slides toward the unlocking pulling piece 40, the second push plate 92 pushes the unlocking pulling piece 40 to rotate counterclockwise.
As shown in fig. 1 to 16, a first protruding portion 42 is disposed on one side of the unlocking pulling piece 40 close to the first pushing plate 91, and a second protruding portion 43 is disposed on one side of the unlocking pulling piece 40 close to the second pushing plate 92; when the first push plate 91 slides towards the direction close to the unlocking poking piece 40, the first push plate 91 pushes the unlocking poking piece 40 to rotate and push along one direction through the first bulge part 42; when the second push plate 92 slides in a direction to approach the unlocking paddle 40, the second push plate 92 pushes the unlocking paddle 40 to rotate in the other direction through the second protrusion 43.
As shown in fig. 1 to 16, the upper surface of the first push plate 91 is provided with a first pushing boss 911, the first pushing boss 911 is close to the first protruding portion 42, the front end of the first push plate 91 is provided with a pushing piece 912, the pushing piece 912 is close to the first end 821 of the second pulling piece 82, the upper surface of the second push plate 92 is provided with a second pushing boss 921, and the second pushing boss 921 is close to the second protruding portion 43; when the first push plate 91 slides towards the direction close to the unlocking poking piece 40, the first push boss 911 pushes the unlocking poking piece 40 to rotate through the first protruding part 42, and meanwhile, the push piece 912 pushes the latch poking piece 80 to rotate; when the second push plate 92 slides toward the direction approaching the unlocking pulling piece 40, the second pushing boss 921 pushes the unlocking pulling piece 40 to rotate through the second protrusion 43.
The above is a detailed implementation manner of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (10)
1. A mechanically unlocked idle freer device, comprising:
the lock box comprises a side plate and a bottom plate, and a main tongue hole penetrates through the side plate;
the main tongue assembly comprises a main tongue and a main tongue push plate, one end of the main tongue push plate is fixedly connected with the main tongue, and the other end of the main tongue push plate is connected with the bottom plate in a sliding manner;
the shifting fork assembly comprises an inclined tongue shifting fork, a main tongue shifting fork and a fixed shaft fixedly connected with the bottom plate, the inclined tongue shifting fork and the main tongue shifting fork are respectively and rotatably connected with the fixed shaft, the main tongue shifting fork comprises a shifting fork body and a shifting fork push rod, one end of the shifting fork push rod is fixedly connected with the shifting fork body, the other end of the shifting fork push rod is used for pushing the main tongue push plate to slide back and forth, the main tongue shifting fork is provided with a second position detection point, and the edge of the shifting fork body is provided with a first driven bump and a second driven bump; the edge of the latch pull fork is provided with a first position detection point and a driving convex point, and the driving convex point is arranged between the first driven convex point and the second driven convex point in a sliding manner;
the unlocking shifting piece is rotatably connected with the bottom plate and is used for driving the main tongue shifting fork to rotate;
the speed reducing motor is used for driving the latch pull fork to rotate;
the PCB board is connected with the speed reducing motor and is used for controlling the speed reducing motor to rotate forwards and backwards; the PCB is connected with a first travel switch, a second travel switch and a third travel switch; the first travel switch is used for detecting the position of the first position detection point, and the second travel switch and the third travel switch are respectively used for detecting the position of the second position detection point;
when the PCB controls the latch pull fork to rotate clockwise through the speed reducing motor, the driving convex point of the latch pull fork rotates to abut against the first driven convex point and drives the main latch pull fork to rotate clockwise, the main latch pull fork drives the main latch to move towards the outer side of the lock box, when the second travel switch detects a second position detection point, the main latch is locked, and meanwhile, the PCB controls the latch pull fork to rotate anticlockwise through the speed reducing motor; when the first travel switch detects the first position detection point, the speed reduction motor stops rotating; when the unlocking shifting piece drives the main bolt shifting fork to rotate anticlockwise, the main bolt shifting fork drives the main bolt to move towards the inner side of the lock box, and the main bolt is unlocked;
when the PCB controls the oblique tongue shifting fork to rotate anticlockwise through the speed reducing motor, the driving convex point of the oblique tongue shifting fork rotates to abut against the second driven convex point and drives the main tongue shifting fork to rotate anticlockwise, the main tongue shifting fork drives the main tongue to move towards the inner side of the lock box, when the third travel switch detects a second position detection point, the main tongue is unlocked, and meanwhile, the PCB controls the oblique tongue shifting fork to rotate clockwise through the speed reducing motor; when the first travel switch detects the first position detection point, the speed reduction motor stops rotating, and when the unlocking shifting piece drives the main bolt shifting fork to rotate clockwise, the main bolt shifting fork drives the main bolt to move towards the outer side of the lock box, and the main bolt is locked.
2. The mechanical unlocking idling device of claim 1, further comprising a latch assembly and a latch poking piece, wherein the latch assembly comprises a latch, a latch rod and a return spring, the side plate is provided with a latch hole, the return spring is in a compressed state, and the latch rod can move back and forth under the action of the return spring; one end of the latch bolt shifting piece is rotatably connected with the bottom plate, the other end of the latch bolt shifting piece is used for driving the latch bolt rod to move back and forth, and a shifting rod for driving the latch bolt shifting piece to rotate extends outwards from the edge of the latch bolt shifting fork.
3. The mechanical unlock lost motion free device of claim 2, wherein the latch paddle comprises a first paddle, a second paddle, and a third paddle; one end of the first shifting piece is connected with the oblique tongue rod, the other end of the first shifting piece is fixedly connected with the first end of the second shifting piece, one end of the third shifting piece is rotatably connected with the bottom plate, and the other end of the third shifting piece is fixedly connected with the second end of the second shifting piece; the first shifting piece, the second shifting piece and the third shifting piece form a Z-shaped structure.
4. The mechanical unlocking idling device as claimed in claim 3, wherein the second end of the second shifting piece extends to the direction of the latch fork to form an extension portion, a driving groove is formed between the first shifting piece, the second shifting piece and the extension portion, the free end of the shift lever extends into the driving groove, and when the shift lever rotates in one direction and abuts against and rotates with the extension portion, the shift lever drives the latch shifting piece to rotate.
5. The mechanical unlocking idling device as claimed in any one of claims 2 to 4, wherein the outer wall of the said fork body is provided with a first toothed portion, and the said unlocking pick is provided with a second toothed portion which is meshed with the first toothed portion, when the unlocking pick rotates, the unlocking pick drives the main tongue fork to rotate.
6. The mechanical unlocking idling device according to claim 5, wherein the mechanical unlocking idling device comprises a first push plate which is slidably connected with the bottom plate, and the sliding direction is directed to the unlocking poke piece; when the first push plate slides towards the direction close to the unlocking shifting piece, the first push plate pushes the unlocking shifting piece to rotate.
7. The mechanical unlocking idling device according to claim 6, wherein the mechanical unlocking idling device comprises a second push plate which is connected with the bottom plate in a sliding way, and the sliding direction is directed to the unlocking poke piece; when the first push plate slides towards the direction close to the unlocking shifting piece, the first push plate pushes the unlocking shifting piece to rotate clockwise; when the second push plate slides towards the direction close to the unlocking shifting piece, the second push plate pushes the unlocking shifting piece to rotate anticlockwise.
8. The mechanical unlocking idling device according to claim 7, wherein a first protruding portion is provided on a side of the unlocking paddle close to the first push plate, and a second protruding portion is provided on a side of the unlocking paddle close to the second push plate; when the first push plate slides towards the direction close to the unlocking shifting piece, the first push plate pushes the unlocking shifting piece to rotate and push along one direction through the first bulge part; when the second push plate slides towards the direction close to the unlocking shifting piece, the second push plate pushes the unlocking shifting piece to rotate along the other direction through the second bulge.
9. The mechanical unlocking idling device of claim 8, wherein the first push plate has a first pushing boss on its upper surface, the first pushing boss being adjacent to the first protrusion, the first push plate has a pushing piece on its front end, the pushing piece is adjacent to the first end of the second pusher, the second push plate has a second pushing boss on its upper surface, the second pushing boss is adjacent to the second protrusion; when the first push plate slides towards the direction close to the unlocking shifting piece, the first pushing boss pushes the unlocking shifting piece to rotate through the first protruding part, and meanwhile, the pushing piece pushes the latch shifting piece to rotate; when the second push plate slides towards the direction close to the unlocking shifting piece, the second pushing boss pushes the unlocking shifting piece to rotate through the second protruding part.
10. The mechanical unlocking idling device as claimed in any one of claims 2 to 4, wherein the latch assembly further comprises a guide piece and a slide block, the guide piece is fixedly connected with the bottom plate, the guide piece is provided with a through groove, one end of the latch connecting piece is fixedly connected with the latch, the other end of the latch connecting piece is connected with the slide block after sequentially passing through the return spring and the through groove, the slide block is connected with the bottom plate in a sliding manner, the slide block can linearly move back and forth along with the latch connecting piece, and the slide block is fixedly connected with the shift lever.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020349713.XU CN212078960U (en) | 2020-03-18 | 2020-03-18 | Mechanical unlocking idle running free device |
| PCT/CN2020/110113 WO2021184678A1 (en) | 2020-03-18 | 2020-08-19 | Idling free device for mechanical unlocking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020349713.XU CN212078960U (en) | 2020-03-18 | 2020-03-18 | Mechanical unlocking idle running free device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212078960U true CN212078960U (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020349713.XU Active CN212078960U (en) | 2020-03-18 | 2020-03-18 | Mechanical unlocking idle running free device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN212078960U (en) |
| WO (1) | WO2021184678A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288527B (en) * | 2022-08-09 | 2023-11-24 | 深圳市凯迪仕智能科技股份有限公司 | door lock |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100743426B1 (en) * | 2006-09-01 | 2007-07-30 | (주) 월드크로스 | Door lock assembly that equip one-touch way release device |
| CN105909081A (en) * | 2016-06-01 | 2016-08-31 | 广西平果力保佳锁业有限责任公司 | Motion mechanism capable of controlling return of main lock tongue |
| CN208546038U (en) * | 2018-06-06 | 2019-02-26 | 一诺电器有限公司 | A kind of smart lock with modified tongue driving device |
| CN109138626B (en) * | 2018-09-29 | 2023-06-23 | 浙江威欧希科技股份有限公司 | Semi-automatic electronic lock with free protection |
| CN110029877A (en) * | 2019-05-19 | 2019-07-19 | 德施盾(深圳)科技有限公司 | A kind of auto-manual is double to drive lock body |
| CN110541618A (en) * | 2019-09-23 | 2019-12-06 | 广东科徕尼智能科技有限公司 | Intelligent lock with idle stroke |
| DE202019106318U1 (en) * | 2019-11-13 | 2019-12-02 | Kfv Karl Fliether Gmbh & Co. Kg | automatic lock |
-
2020
- 2020-03-18 CN CN202020349713.XU patent/CN212078960U/en active Active
- 2020-08-19 WO PCT/CN2020/110113 patent/WO2021184678A1/en active Application Filing
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| WO2021184678A1 (en) | 2021-09-23 |
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