CN112523611B - Unlocking and locking device of intelligent lock and intelligent lock - Google Patents
Unlocking and locking device of intelligent lock and intelligent lock Download PDFInfo
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- CN112523611B CN112523611B CN202011283524.8A CN202011283524A CN112523611B CN 112523611 B CN112523611 B CN 112523611B CN 202011283524 A CN202011283524 A CN 202011283524A CN 112523611 B CN112523611 B CN 112523611B
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- 230000007246 mechanism Effects 0.000 claims abstract description 71
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 230000009467 reduction Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 52
- 239000010959 steel Substances 0.000 claims description 52
- 230000009471 action Effects 0.000 claims description 13
- 235000014676 Phragmites communis Nutrition 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
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- 238000006467 substitution reaction Methods 0.000 description 2
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Classifications
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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
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
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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
- E05B15/04—Spring arrangements in locks
-
- 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
- E05B47/06—Controlling mechanically-operated bolts by electro-magnetically-operated detents
- E05B47/0607—Controlling mechanically-operated bolts by electro-magnetically-operated detents the detent moving pivotally or rotatively
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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
- E05B15/04—Spring arrangements in locks
- E05B2015/0403—Wound springs
- E05B2015/0406—Wound springs wound in a cylindrical shape
- E05B2015/0413—Wound springs wound in a cylindrical shape loaded by compression
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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
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B2047/0014—Constructional features of actuators or power transmissions therefor
- E05B2047/0018—Details of actuator transmissions
- E05B2047/002—Geared transmissions
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Abstract
The invention discloses an unlocking and locking device of an intelligent lock and the intelligent lock, wherein the unlocking and locking device comprises a shell, a pull plate bracket, an unlocking shaft mechanism, an unlocking and locking external member mechanism and a direct-current speed reduction motor mechanism; the invention uses the direct current gear motor to drive the transmission gear and the unlocking gear to rotate, and further provides power required by the unlocking operation of the intelligent lock, so that the transmission mechanism in the intelligent lock can still obtain torque required by stable constraint removal under an ultra-low power consumption mode, such as the condition that the working voltage is only 1.5V to 4.5V and the working current is only 20mA to 100mA, and the ultra-low power consumption driving can be realized without being influenced by any external transmission mechanism. The invention can be widely applied to the technical field of intelligent locks.
Description
Technical Field
The invention relates to the field of intelligent locks, in particular to an unlocking and locking device of an intelligent lock and the intelligent lock.
Background
In a passive mode, the working current provided for the intelligent lock is usually in mA (milliampere) level, the working current is only suitable for a driving device with low power and low power consumption, and the driving device is limited by weak working current and cannot output strong torque during operation, so that the intelligent lock realizes intelligent operation in the passive mode, and great difficulty is caused.
At present, most of intelligent locks use a structure mode of transverse restraint in the interior, besides necessary transmission components, various elastic components which are necessary for resetting of the components are needed in the interior, and the internal restraint is relieved by overcoming the resistance of the elastic components, so that the internal restraint relieving action is realized, and the intelligent operation of products is realized; the driving device used by the intelligent lock mainly comprises an electromagnet, a stepping motor, a direct current speed reducing motor and the like. The electromagnet needs enough working current to remove the restraint on the transmission part in the using process, the stepping motor needs to be driven by a hardware program besides the enough working current, and the driving devices of the electromagnet and the stepping motor have the common characteristic that the electromagnet needs larger working current and obviously cannot meet the condition in a passive mode; the requirement on the working voltage required by the direct current speed reducing motor is relatively low, generally from 1.5V to 4.5V, and the working current can normally work from 20mA to 100mA, but the structure is still an unsolved problem in how to control the direct current speed reducing motor to achieve stable torque output and finally realize intelligent constraint removal for a transmission mechanism.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art.
To this end, it is an object of the present invention to provide an unlocking device of an intelligent lock.
Another object of the present invention is to provide an intelligent lock.
The technical scheme adopted by the invention is as follows:
according to an embodiment of the first aspect of the invention, the unlocking device of the intelligent lock comprises: the device comprises a shell, a pull plate bracket, an unlocking shaft mechanism, an unlocking external member mechanism and a direct current speed reducing motor mechanism;
the shell is provided with a first inner hole and a second inner hole, the unlocking shaft mechanism is inserted into the first inner hole of the shell, and the unlocking sleeve member mechanism is fixed on the shell through the second inner hole;
the unlocking shaft mechanism comprises an unlocking shaft sleeve and a plurality of steel balls, the unlocking shaft sleeve is provided with a plurality of steel ball holes and a first notch, the steel balls are respectively arranged in the steel ball holes, and the unlocking shaft sleeve is connected with a second notch arranged on the pull plate support through the first notch;
the unlocking and locking external member mechanism comprises an unlocking spring, an unlocking shaft pin, an unlocking gear and a first shell, wherein the first shell is provided with a first groove and a second groove, the axes of the unlocking spring, the unlocking shaft pin and the unlocking gear are arranged in parallel, the unlocking gear is connected with the unlocking shaft pin, and the unlocking shaft pin is connected with the unlocking spring;
the direct current speed reducing motor mechanism comprises a direct current speed reducing motor, a transmission gear and a positioning block, the transmission gear is connected with the tail part of the direct current speed reducing motor, the positioning block is fixed at the tail shaft of the direct current speed reducing motor, and the transmission gear is connected with an unlocking gear of the unlocking suite mechanism;
wherein,
when the intelligent lock is closed, a limiting pin arranged on the unlocking shaft pin is separated from a first groove of the first shell, and a steel ball in the unlocking shaft sleeve is pushed into a second groove of the first shell by the unlocking shaft pin;
when the intelligent lock is unlocked, the direct-current speed reduction motor operates to drive the transmission gear to rotate, the unlocking gear rotates synchronously through meshing of gears, the unlocking shaft pin is driven to rotate synchronously through the rotation of the unlocking gear, until a notch formed in the unlocking shaft pin rotates to be aligned with a steel ball in the unlocking shaft sleeve, the unlocking shaft sleeve is popped out through the action of the unlocking spring, the steel ball is driven to be separated from a second groove of the first shell and popped out, the pull plate support is driven to move along the popping direction of the unlocking shaft sleeve, and a limiting pin arranged on the unlocking shaft pin enters the first groove of the first shell to provide power required for unlocking.
The unlocking and locking device of the intelligent lock disclosed by the embodiment of the invention at least has the following beneficial effects:
the embodiment of the invention provides an unlocking and locking device of an intelligent lock, which can provide power required by unlocking operation of the intelligent lock by driving a transmission gear and an unlocking gear to rotate by using a direct-current speed reduction motor, so that a transmission mechanism in the intelligent lock can still obtain torque required by stable constraint removal under an ultra-low power consumption mode, such as the condition that the working voltage is only 1.5V to 4.5V and the working current is only 20mA to 100mA, and is not influenced by any external transmission mechanism; the unlocking and locking device of the intelligent lock provided by the embodiment of the invention provides a reliable and stable basis for realizing low-power-consumption hardware design of the intelligent lock.
Further, the unlocking sleeve mechanism is fixed at the second inner hole of the shell through a positioning screw.
Further, the pull plate bracket is fixed on the shell through a positioning screw.
Further, the unlocking shaft mechanism further comprises a magnet, and the magnet is arranged in the unlocking shaft sleeve.
Furthermore, the unlocking device further comprises a reed switch, the reed switch is fixed on the shell, and the reed switch acquires the unlocking state of the unlocking device through the magnet.
Further, the unlocking and locking external member mechanism further comprises a torsion spring, a first shell is further provided with a first limiting notch, one end of the torsion spring is fixed to the first shell through the first limiting notch, and the other end of the torsion spring is arranged in a notch formed in the unlocking gear.
Furthermore, the unlocking and locking external member mechanism further comprises a reset spring, one end of the unlocking shaft pin is connected with the unlocking spring, and the other end of the unlocking shaft pin is connected with the reset spring.
Further, the unlocking kit mechanism further comprises a bottom envelope, and the bottom envelope seals the unlocking gear at one end of the first shell through a positioning screw.
Further, the unlocking shaft mechanism, the unlocking sleeve member mechanism and the direct current speed reducing motor mechanism are all arranged in a cylindrical shape.
A smart lock according to an embodiment of the second aspect of the present invention comprises an unlocking means of a smart lock as defined in the embodiment of the first aspect above.
The intelligent lock provided by the embodiment of the invention at least has the following beneficial effects:
the intelligent lock comprises an unlocking device, when in unlocking, a direct current speed reducing motor operates to drive a transmission gear to rotate, the unlocking gear is meshed with the gear to synchronously rotate, the rotation of the unlocking gear drives an unlocking shaft pin to synchronously rotate, until a notch arranged on the unlocking shaft pin rotates to be aligned with a steel ball in an unlocking shaft sleeve, the unlocking shaft sleeve is ejected out under the action of an unlocking spring and drives the steel ball to be separated from and ejected out of a second groove of a first shell, a pull plate bracket is further driven to move along the ejection direction of the unlocking shaft sleeve, a limiting pin arranged on the unlocking shaft pin enters the first groove of the first shell, power required by unlocking operation of the intelligent lock is further provided, and under an ultra-low power consumption mode, such as the condition that the working voltage is only 1.5V to 4.5V, and the working current is only 20mA to 100mA, a transmission mechanism in the intelligent lock can still obtain torque required by stable constraint removal, and the drive is not influenced by any external transmission mechanism, and the ultra-low power consumption drive can be realized.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an unlocking device of an intelligent lock according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structural view of an unlocking device of an intelligent lock according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an unlocking shaft mechanism provided in an embodiment of the present invention;
FIG. 4 is a schematic structural view of an unlatching kit mechanism provided in accordance with an embodiment of the present invention;
FIG. 5 is a schematic structural view of a first housing of the unlatching kit mechanism provided in accordance with an embodiment of the present invention;
FIG. 6 is a schematic structural view of an unlatching apparatus according to an embodiment of the present invention in an unlatched state;
fig. 7 is a schematic cross-sectional view illustrating an axial movement of an unlocking sleeve in the unlocking shaft mechanism according to an embodiment of the present invention;
FIG. 8 is a schematic view of the unlocking gear driving the unlocking shaft pin to rotate synchronously according to an embodiment of the present invention;
FIG. 9 is a schematic cross-sectional view of the circumference of an unlocking pin provided in accordance with an embodiment of the present invention;
fig. 10 is a schematic view of a transmission gear disengaged from an unlocking gear according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does 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.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
The embodiments of the present application will be further explained with reference to the drawings.
First, the overall structure of the unlocking apparatus of the smart lock according to the present invention will be described, and referring to fig. 1 and 2, the unlocking apparatus of the smart lock according to the present invention includes: the device comprises a shell 1, a pull plate bracket 2, an unlocking shaft mechanism 3, an unlocking external member mechanism 4 and a direct current speed reducing motor mechanism 5;
the shell 1 is provided with a first inner hole 101 and a second inner hole 102, the unlocking shaft mechanism 3 is inserted into the first inner hole 101 of the shell 1, and the unlocking sleeve member mechanism 4 is fixed on the shell 1 through the second inner hole 102;
the unlocking shaft mechanism 3 comprises an unlocking shaft sleeve 301 and a plurality of steel balls 302, the unlocking shaft sleeve 301 is provided with a plurality of steel ball holes and a first notch, the steel balls 302 are respectively arranged in the steel ball holes, and the unlocking shaft sleeve 301 is connected with a second notch arranged on the pull plate bracket 2 through the first notch;
the unlocking and locking kit mechanism 4 comprises an unlocking spring 401, an unlocking shaft pin 402, an unlocking gear 403 and a first shell 404, wherein the first shell 404 is provided with a first groove 404-1 and a second groove 404-2, the axes of the unlocking spring 401, the unlocking shaft pin 402 and the unlocking gear 403 are arranged in parallel, the unlocking gear 403 is connected with the unlocking shaft pin 402, and the unlocking shaft pin 402 is connected with the unlocking spring 401;
the direct current speed reducing motor mechanism 5 comprises a direct current speed reducing motor 501, a transmission gear 502 and a positioning block 503, the transmission gear 502 is connected with the tail of the direct current speed reducing motor 501, the positioning block 503 is fixed at the tail shaft of the direct current speed reducing motor 501, and the transmission gear 502 is connected with an unlocking gear 403 of the unlocking suite mechanism 4;
wherein,
when the intelligent lock is closed, a limiting pin 402-1 arranged on the unlocking shaft pin 402 is separated from a first groove 404-1 of the first shell 404, and the steel ball 302 in the unlocking shaft sleeve 301 is pushed into a second groove 404-2 of the first shell 404 by the unlocking shaft pin 402;
when the intelligent lock is unlocked, the direct current speed reducing motor 501 operates to drive the transmission gear 502 to rotate, the unlocking gear 403 synchronously rotates through gear engagement, the unlocking gear 403 rotates to drive the unlocking shaft pin 402 to synchronously rotate until a notch formed in the unlocking shaft pin 402 rotates to be aligned with the steel ball 302 in the unlocking shaft sleeve 301, the unlocking shaft sleeve 301 is ejected through the action of the unlocking spring 401 and drives the steel ball 302 to be separated from and ejected from the second groove 404-2 of the first shell 404, and then the pulling plate support 2 is driven to move along the ejection direction of the unlocking shaft sleeve 301, so that the limiting pin 402-1 of the unlocking shaft pin 402 enters the first groove 404-1 of the first shell 404, and power required by unlocking is provided.
Specifically, in the present embodiment, the unlocking kit mechanism 4 is fixed at the second inner hole 102 of the housing 1 by a set screw; the pulling plate bracket 2 is fixed on the shell 1 through a positioning screw.
Referring to fig. 3, the unlocking shaft mechanism 3 further includes a magnet 303, and the magnet 303 is disposed in the unlocking sleeve 301. That is to say, the unlocking shaft mechanism 3 mainly comprises an unlocking shaft sleeve 301, steel balls 302 and a magnet 303, wherein the steel balls 302 and the magnet 303 are both placed in the unlocking shaft sleeve 301, in the embodiment, three steel ball 302 holes are formed in the bottom end of the unlocking shaft sleeve 301, so that one steel ball 302 is placed in each steel ball hole, and meanwhile, when the unlocking shaft sleeve 301 is in clearance fit in the first inner hole 101 of the housing 1 to freely move axially, the steel balls 302 placed in the three steel holes in the bottom end of the unlocking shaft sleeve 301 move axially along with the unlocking shaft sleeve 301.
Referring to fig. 4, the unlocking kit mechanism 4 further comprises:
the first shell 404 is further provided with a first limiting notch 404-3, one end of the torsion spring 405 is fixed on the first shell 404 through the first limiting notch 404-3, and the other end of the torsion spring 405 is arranged in a notch formed in the unlocking gear 403.
And a return spring 406, wherein one end of the unlocking shaft pin 402 is connected with the unlocking spring 401, and the other end of the unlocking shaft pin 402 is connected with the return spring 406.
A bottom cover 407, wherein the bottom cover 407 seals the unlocking gear 403 at one end of the first housing 404 by a set screw.
Further, the unlocking device further comprises a reed switch 6, the reed switch 6 is fixed on the shell 1, and the reed switch 6 acquires the unlocking state of the unlocking device through the magnet 303; the unlocking shaft mechanism 3, the unlocking external member mechanism 4 and the direct current speed reducing motor mechanism 5 are all arranged in a cylindrical shape.
Specifically, the unlocking and locking external member mechanism 4 mainly comprises an unlocking spring 401, an unlocking shaft pin 402, an unlocking gear 403, a first housing 404, a torsion spring 405, a reset spring 406 and a bottom envelope 407, wherein a first groove 404-1, a second groove 404-2 and a first limit notch 404-3 are arranged inside the first housing 404, referring to fig. 5, the first groove 404-1 is an unlocking shaft pin rotation blocking groove, when the intelligent lock is locked, a limit pin 402-1 arranged at the tail part of the unlocking shaft pin 402 leaves the unlocking shaft pin rotation blocking groove arranged at the bottom part of the first housing 404, so that the unlocking shaft pin 402 can freely perform circular motion, after the intelligent lock is unlocked, the limit pin 402-1 arranged at the tail part of the unlocking shaft pin 402 enters the unlocking and rotation blocking groove arranged at the tail end of the first housing shaft pin 404 through the elastic force action of the reset spring 406, the unlocking shaft pin 402 cannot rotate freely under the action of the unlocking shaft pin locked-rotor groove; the second groove 404-2 is a steel ball locking groove, when the intelligent lock is locked, the steel ball 302 is pushed into the steel ball locking groove arranged at the bottom of the first shell 404 by the outer diameter of the unlocking shaft pin 402, at the moment, the unlocking shaft sleeve 301 and the steel ball 302 are constrained in the axial movement freedom along the inner diameter of the shell 1, when the intelligent lock is unlocked, when the three semicircular notches on the circumference of the unlocking shaft pin 402 rotate to be aligned with the steel ball 302 at the bottom of the unlocking shaft sleeve 301, the unlocking shaft sleeve 301 drives the three steel balls 302 at the bottom to be rapidly separated from the steel ball locking groove arranged at the bottom of the first shell 404 under the elastic force action of the unlocking spring 401, and the three steel balls 302 are ejected out for a certain distance along the axial direction of the inner diameter of the first shell 404; in this embodiment, the unlocking shaft pin locked-rotor groove and the steel ball locking groove are both semicircular grooves. The first limiting notch 404-3 is a torsion spring limiting notch, the torsion spring 405 is placed in a groove at the tail end of the housing 1, a linear end at the bottom of the torsion spring 405 is placed in the torsion spring limiting notch arranged at the bottom of the first housing 404, and an extending part on the torsion spring 405 is placed in a notch arranged inside the unlocking gear 403, so that the torsion spring 405 has a certain pre-torsion force, and the unlocking gear 403 is stably fixed at an initial position. And a structurally sound and reliable unlocking kit mechanism 4 is formed by the bottom envelope 407.
Specifically, referring to fig. 6, the tail portion of the unlocking shaft pin 402 is provided with a limit pin 402-1, the limit pin 402-1 is entirely inserted into the unlocking shaft pin rotation blocking groove provided at the end of the first housing 404 under the elastic force action of the return spring 406, the unlocking shaft pin 402 cannot rotate freely under the action of the unlocking shaft pin rotation blocking groove, and at this time, the unlocking external member mechanism 4 is in a free state after unlocking.
The working principle of the embodiment is as follows:
when the intelligent lock is locked, the unlocking shaft sleeve 301 freely moves axially in the first inner hole 101 of the shell 1 through clearance fit, the steel balls 302 placed in the three steel ball holes at the bottom end of the unlocking shaft sleeve 301 move axially along with the unlocking shaft sleeve 301, when the unlocking shaft sleeve 301 moves axially to the view position shown in fig. 7, the steel balls 302 are pushed into the steel ball locking grooves formed in the bottom of the first shell 404 by the outer diameter of the unlocking shaft pin 402, at the moment, the unlocking shaft sleeve 301 and the steel balls 302 move axially along the inner diameter of the shell 1, the freedom degree of the unlocking shaft sleeve 301 and the steel balls 302 is restricted, at the moment, the whole locking kit is in a locking state, and meanwhile, the limiting pin 402-1 arranged at the tail part of the unlocking shaft pin 402 leaves the unlocking shaft pin locking groove formed in the bottom of the first shell 404, so that the unlocking shaft pin 402 can freely move circularly.
When the intelligent lock is unlocked, when power is supplied to the direct current speed reducing motor 501 from the outside, the direct current speed reducing motor 501 drives the transmission gear 502 at the tail part to rotate clockwise, at the moment, the unlocking gear 403 synchronously rotates anticlockwise through gear engagement transmission, referring to fig. 8, when the unlocking gear 403 rotates anticlockwise, the unlocking shaft pin 402 is driven to synchronously rotate, referring to fig. 9, as the trisected semicircular notches are arranged on the circumference of the unlocking shaft pin 402, when the trisected semicircular notches on the circumference of the unlocking shaft pin 402 rotate to be aligned with the steel ball hole arranged at the bottom of the unlocking shaft sleeve 301, the unlocking shaft sleeve 301 drives the steel ball 302 in the unlocking shaft sleeve 301 to be rapidly separated from the steel ball locking groove arranged at the bottom of the first shell 404 and pop out for a certain distance along the axial direction of the inner diameter of the shell 1 under the elastic force of the unlocking spring 401, at the moment, as shown in fig. 2, the unlocking shaft sleeve 301 is connected with the semicircular notch arranged at one end of the pull plate bracket 2 through the notch arranged at the top part, after the unlocking shaft sleeve 301 is popped out, the pulling plate support 2 is driven to move for a certain distance along the popping direction of the unlocking shaft sleeve 301, and the pushing force generated by the pulling plate support 2 in the moving process is utilized to realize the unlocking stroke for the intelligent lock, namely, the pushing force generated by the pulling plate support 2 in the moving process provides the power required by the unlocking operation of the intelligent lock
Referring to fig. 10, when the dc speed-reducing motor 501 rotates to a certain angle, the transmission gear 502 is disengaged from the unlocking gear 403, and at this time, referring to fig. 7, the unlocking gear 403 drives the unlocking shaft pin 402 to rapidly return to the initial position under the action of the torsion spring 405, and at this time, the limit pin 402-1 arranged at the tail of the unlocking shaft pin 402 leaves the locking groove of the unlocking shaft pin 4 arranged at the bottom of the first housing 404, so that the unlocking shaft pin 402 can freely perform circular motion; when the transmission gear 502 at the tail of the dc gear motor 501 rotates to the position where it re-engages with the unlocking gear 403, the dc gear motor 501 is quickly stopped rotating due to the constraint of the unlocking shaft pin 402, so as to flexibly realize the accurate control of the rotation angle of the dc gear motor 501, provide an accurate initial position for the subsequent unlocking operation, and realize the stable and reliable unlocking operation.
The unlocking and locking device of the intelligent lock at least has the following beneficial effects:
the embodiment of the invention provides an unlocking and locking device of an intelligent lock, when in unlocking, a direct current speed reducing motor 501 operates to drive a transmission gear 502 to rotate, an unlocking gear 403 is meshed with the gear to rotate synchronously, the rotation of the unlocking gear 403 drives an unlocking shaft pin 402 to rotate synchronously, until a notch arranged on the unlocking shaft pin 402 rotates to be aligned with a steel ball 302 in an unlocking shaft sleeve 301, the unlocking shaft sleeve 301 is ejected out under the action of an unlocking spring 401 and drives the steel ball 302 to be separated from and ejected out of a second groove 404-2 of a first shell 404, so that a pull plate bracket 2 is driven to move along the ejection direction of the unlocking shaft sleeve 301, a limiting pin 402-1 arranged on the unlocking shaft pin 402 enters a first groove 404-1 of the first shell 404, and further power required by the unlocking operation of the intelligent lock is provided, so that under an ultra-low power consumption mode, for example, the working voltage is only 1.5V to 4.5V, under the condition that the working current is only 20mA to 100mA, the torque required by stable constraint removal of the transmission mechanism in the intelligent lock can be still obtained, the intelligent lock is not influenced by any external transmission mechanism, and ultra-low power consumption driving can be realized.
In another aspect, the embodiment of the present invention further includes an intelligent lock, including the unlocking device of the intelligent lock according to the above embodiment.
The intelligent lock provided by the embodiment of the invention at least has the following beneficial effects:
the intelligent lock comprises an unlocking device, when in unlocking, a direct current speed reducing motor 501 operates to drive a transmission gear 502 to rotate, an unlocking gear 403 is meshed with the gear to synchronously rotate, the rotation of the unlocking gear 403 drives an unlocking shaft pin 402 to synchronously rotate, until a notch arranged on the unlocking shaft pin 402 rotates to be aligned with a steel ball 302 in an unlocking shaft sleeve 301, the unlocking shaft sleeve 301 is ejected out under the action of an unlocking spring 401 and drives the steel ball 302 to be separated from and ejected out of a second groove 404-2 of a first shell 404, so that a pull plate bracket 2 is driven to move along the ejecting direction of the unlocking shaft sleeve 301, a limiting pin 402-1 arranged on the unlocking shaft pin 402 enters a first groove 404-1 of the first shell 404, and power required by the unlocking operation of the intelligent lock is further provided, so that under an ultra-low power consumption mode, for example, the working voltage is only 1.5V to 4.5V, under the condition that the working current is only 20mA to 100mA, the torque required by stable constraint removal of the transmission mechanism in the intelligent lock can be still obtained, the intelligent lock is not influenced by any external transmission mechanism, and ultra-low power consumption driving can be realized.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope of the present invention defined by the claims.
Claims (10)
1. An unlocking and locking device of an intelligent lock, which is characterized by comprising: the device comprises a shell, a pull plate bracket, an unlocking shaft mechanism, an unlocking external member mechanism and a direct current speed reducing motor mechanism;
the shell is provided with a first inner hole and a second inner hole, the unlocking shaft mechanism is inserted into the first inner hole of the shell, and the unlocking sleeve member mechanism is fixed on the shell through the second inner hole;
the unlocking shaft mechanism comprises an unlocking shaft sleeve and a plurality of steel balls, the unlocking shaft sleeve is provided with a plurality of steel ball holes and a first notch, the steel balls are respectively arranged in the steel ball holes, and the unlocking shaft sleeve is connected with a second notch arranged on the pull plate support through the first notch;
the unlocking and locking external member mechanism comprises an unlocking spring, an unlocking shaft pin, an unlocking gear and a first shell, wherein the first shell is provided with a first groove and a second groove, the axes of the unlocking spring, the unlocking shaft pin and the unlocking gear are arranged in parallel, the unlocking gear is connected with the unlocking shaft pin, and the unlocking shaft pin is connected with the unlocking spring;
the direct current speed reducing motor mechanism comprises a direct current speed reducing motor, a transmission gear and a positioning block, the transmission gear is connected with the tail part of the direct current speed reducing motor, the positioning block is fixed at the tail shaft of the direct current speed reducing motor, and the transmission gear is connected with an unlocking gear of the unlocking suite mechanism;
wherein,
when the intelligent lock is closed, a limiting pin arranged on the unlocking shaft pin is separated from a first groove of the first shell, and a steel ball in the unlocking shaft sleeve is pushed into a second groove of the first shell by the unlocking shaft pin;
when the intelligent lock is unlocked, the direct-current speed reduction motor operates to drive the transmission gear to rotate, the unlocking gear rotates synchronously through meshing of gears, the unlocking shaft pin is driven to rotate synchronously through the rotation of the unlocking gear, until a notch formed in the unlocking shaft pin rotates to be aligned with a steel ball in the unlocking shaft sleeve, the unlocking shaft sleeve is popped out through the action of the unlocking spring, the steel ball is driven to be separated from a second groove of the first shell and popped out, the pull plate support is driven to move along the popping direction of the unlocking shaft sleeve, and a limiting pin arranged on the unlocking shaft pin enters the first groove of the first shell to provide power required for unlocking.
2. An unlocking device for a smart lock according to claim 1, characterized in that said unlocking kit mechanism is fixed at said second inner hole of said casing by means of a set screw.
3. An unlocking device of an intelligent lock according to claim 1, wherein said pull plate bracket is fixed on said housing by means of a set screw.
4. An unlocking device for a smart lock according to claim 1, characterized in that said unlocking shaft mechanism further comprises a magnet, said magnet being arranged in said unlocking sleeve.
5. An unlocking device of an intelligent lock according to claim 4, further comprising a reed switch, wherein the reed switch is fixed on the shell, and the reed switch acquires the unlocking state of the unlocking device through the magnet.
6. The unlocking and locking device of the intelligent lock according to claim 1, wherein the unlocking and locking kit mechanism further comprises a torsion spring, the first housing is further provided with a first limiting notch, one end of the torsion spring is fixed on the first housing through the first limiting notch, and the other end of the torsion spring is arranged in a notch formed in the unlocking gear.
7. The unlocking device of the intelligent lock according to claim 1, wherein the unlocking kit mechanism further comprises a return spring, one end of the unlocking shaft pin is connected with the unlocking spring, and the other end of the unlocking shaft pin is connected with the return spring.
8. An unlocking device of an intelligent lock according to claim 1, characterized in that the unlocking kit mechanism further comprises a bottom envelope, and the bottom envelope seals the unlocking gear at one end of the first housing through a positioning screw.
9. The unlocking device of an intelligent lock according to claim 1, wherein the unlocking shaft mechanism, the unlocking kit mechanism and the direct current gear motor mechanism are all arranged in a cylinder type.
10. An intelligent lock, comprising an unlocking device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011283524.8A CN112523611B (en) | 2020-11-17 | 2020-11-17 | Unlocking and locking device of intelligent lock and intelligent lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011283524.8A CN112523611B (en) | 2020-11-17 | 2020-11-17 | Unlocking and locking device of intelligent lock and intelligent lock |
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| Publication Number | Publication Date |
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| CN112523611A CN112523611A (en) | 2021-03-19 |
| CN112523611B true CN112523611B (en) | 2022-03-29 |
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| CN202011283524.8A Active CN112523611B (en) | 2020-11-17 | 2020-11-17 | Unlocking and locking device of intelligent lock and intelligent lock |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114141552B (en) * | 2021-10-26 | 2024-03-19 | 武汉高德红外股份有限公司 | Miniature light repeated mechanical locking switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106677634B (en) * | 2016-11-25 | 2022-08-05 | 长园共创电力安全技术股份有限公司 | Axial lockset |
| CN106437354B (en) * | 2016-11-25 | 2019-11-12 | 长园共创电力安全技术股份有限公司 | A kind of lockset unblocks arrangement of clutch |
| CN108547521B (en) * | 2018-02-08 | 2019-11-12 | 长园共创电力安全技术股份有限公司 | A kind of grip handle lock |
| CN110439377B (en) * | 2019-08-23 | 2024-05-31 | 珠海优特电力科技股份有限公司 | Electronic lock cylinder and lockset thereof |
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