CN110159096B - Multiple lock with enhanced security performance - Google Patents

Multiple lock with enhanced security performance Download PDF

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Publication number
CN110159096B
CN110159096B CN201910325749.6A CN201910325749A CN110159096B CN 110159096 B CN110159096 B CN 110159096B CN 201910325749 A CN201910325749 A CN 201910325749A CN 110159096 B CN110159096 B CN 110159096B
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CN
China
Prior art keywords
cavity
fixedly connected
bevel gear
block
locking
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CN201910325749.6A
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Chinese (zh)
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CN110159096A (en
Inventor
姚丽珍
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Jiangsu Mingdiao Intelligent Equipment Manufacturing Co ltd
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Jiangsu Mingdiao Intelligent Equipment Manufacturing Co ltd
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Application filed by Jiangsu Mingdiao Intelligent Equipment Manufacturing Co ltd filed Critical Jiangsu Mingdiao Intelligent Equipment Manufacturing Co ltd
Priority to CN201910325749.6A priority Critical patent/CN110159096B/en
Priority to JP2019089409A priority patent/JP6600807B1/en
Publication of CN110159096A publication Critical patent/CN110159096A/en
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Publication of CN110159096B publication Critical patent/CN110159096B/en
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    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B13/00Devices preventing the key or the handle or both from being used
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00Other details of locks; Parts for engagement by bolts of fastening devices
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B47/0012Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B63/00Locks or fastenings with special structural characteristics
    • E05B63/14Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
    • E05B63/143Arrangement of several locks, e.g. in parallel or series, on one or more wings

Abstract

The invention discloses a multiple lock with enhanced security performance, which comprises a lock body, wherein an opening cavity with a forward opening is arranged in the lock body, and a password sliding door part is arranged in the opening cavity; the multi-lock is more reasonable and ingenious in overall structure and very convenient to use, the coded lock is used as the first heavy protection, the safety performance of the lock is greatly improved, the key inserted into the insertion cavity can be locked by closing the sliding door, the safety performance of the lock is further improved, and the multi-lock has higher use and popularization values.

Description

Multiple lock with enhanced security performance
Technical Field
The invention relates to the technical field of locks, in particular to a multiple lock with enhanced security performance.
Background
The keyhole of the lockset in the prior art is exposed outside and is easily maliciously blocked by people, and the lockset is also easily opened by a master key, so that the safety protection performance has defects.
Disclosure of Invention
It is an object of the present invention to provide a multiple lock with enhanced security features that overcomes the above-mentioned deficiencies of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a multi-lock with enhanced security performance comprises a lock body, wherein an opening cavity with a forward opening is formed in the lock body, a password sliding door component is arranged in the opening cavity, a true and false lock component is arranged in a cavity opening rear side wall and comprises an unlocking component and an anti-theft lock component, the anti-theft lock component comprises an insertion cavity which is arranged on the cavity opening rear side in a vertical symmetry mode and has a forward opening, a first induction block is fixedly arranged in the insertion cavity rear side wall, a first cavity is communicated with the insertion cavity lower side wall and is provided with a first belt pulley, the first belt pulley is rotatably arranged in the first cavity and can be meshed with the lower end of a key, a rotatable second belt pulley is connected to the rear side of the first belt pulley, a second cavity communicated with the first cavity is arranged in the insertion cavity rear side wall, an anti-theft slide block meshed with the second belt pulley is slidably arranged in the second cavity, and a first anti-theft shaft is rotatably arranged at the rear end of the, the anti-theft lock is characterized in that a first bevel gear is fixedly connected to the rear end of the first anti-theft shaft, a second bevel gear which can be meshed with the first bevel gear is arranged in the second cavity, a third bevel gear is fixedly connected to the left end of the second bevel gear, a second anti-theft shaft is fixedly connected to the center of the third bevel gear, the second anti-theft shaft is connected to the upper side and the lower side through a belt, a power component is arranged on the rear side of the second cavity, an anti-theft lock auxiliary component is arranged on the lower side of the cavity, and a locking component is arranged on the rear side wall of the anti-.
Further, the password sliding door part including set up in open intracavity bilateral symmetry's sliding door, set up in the slide bar groove of longitudinal symmetry on the sliding door, slide bar inslot sliding fit is connected with one end fixed connection in open the slide bar on the chamber, first spring has set firmly on the sliding door, be equipped with the ascending first draw-in groove of opening in the sliding door upper end, open and be equipped with the third cavity in the chamber upper side wall, set firmly useful password control's password motor in the third cavity upper side wall, password motor lower extreme is connected with the password axle, password axle lower extreme fixedly connected with reel, be equipped with in the third cavity left and right sides lateral wall with the reel passes through the first wire winding wheel mechanism of pin connection, first wire winding wheel mechanism downside be equipped with the opening downwards and with the password slider groove that first draw-in groove aligns, be equipped with the lower extreme in the password slider inslot extend to in the first draw-in groove and with the password slider mechanism passes through pin connection's password slider mechanism The slider, password slider upper end fixedly connected with second spring.
Further, the anti-theft lock auxiliary component comprises an auxiliary anti-theft groove arranged at the lower side of the open cavity and provided with an upward opening, a rotatable first gear is arranged in the auxiliary anti-theft groove, the upper end of the first gear is connected with a first rack capable of sliding left and right in a meshing and matching manner, the upper end of the first rack is fixedly connected with a first fixing block fixedly connected with the sliding door at the left side, the lower end of the first gear is connected with a second rack capable of sliding left and right in a meshing and matching manner, the upper end of the second rack is positioned at the front side of the first rack and fixedly connected with a second fixing block fixedly connected with the sliding door at the right side, a fourth cavity is arranged at the rear side of the auxiliary anti-theft groove, a first auxiliary anti-theft shaft is fixedly connected at the axis of the first gear, the rear end of the first auxiliary anti-theft shaft extends into the fourth cavity, a fourth bevel gear is fixedly connected at, and a second auxiliary anti-theft shaft with the right end connected with the second anti-theft shaft on the lower side through a belt is fixedly connected to the axis of the fifth bevel gear.
Further, the power component comprises a micro motor arranged in the upper side wall of the second cavity on the upper side, the micro motor can be in induction fit with the first induction block, the lower end of the micro motor is connected with a first main shaft, a sixth bevel gear which can be meshed with the first bevel gear is fixedly connected to the first main shaft, a fifth cavity is arranged in the lower side wall of the second cavity, seventh bevel gears are symmetrically arranged in the fifth cavity from top to bottom, the lower end of the first spindle extends into the fifth cavity and is fixedly connected with the seventh bevel gear on the upper side, the left end of the seventh bevel gear is connected with an eighth bevel gear in a meshing and matching way, the axle center of the seventh bevel gear at the lower side is fixedly connected with a second main shaft, the lower end of the second spindle extends into the second cavity on the lower side, and a ninth bevel gear which can be meshed with the first bevel gear on the lower side is fixedly connected with the second cavity.
Further, the unlocking component comprises an unlocking groove which is arranged on the rear side of the unlocking cavity and has a forward opening, a second induction block which can be in induction fit with the micro motor is fixedly arranged in the rear side wall of the unlocking groove, a gear group groove is communicated with the lower side of the unlocking groove, a gear group which can be connected with a key is arranged in the gear group groove, a sixth cavity which is communicated with the fifth cavity is communicated with the rear side wall of the gear group groove, an unlocking slide block which can slide back and forth is arranged in the sixth cavity, an unlocking shaft is rotatably arranged at the rear end of the unlocking slide block, a square block is fixedly connected with the rear end of the unlocking shaft, an unlocking gear which can be meshed with the seventh bevel gear is fixedly connected with the unlocking shaft, a spline block which can be matched with the square block is rotatably arranged on the inner wall of the rear side of the fifth cavity, and a locking groove with a backward opening is arranged in the lower side wall of the fifth, the lock groove is internally provided with a sliding lock block which can slide back and forth and is provided with a tooth-shaped lower end, the upper end of the sliding lock block is internally provided with a second clamping groove with an upward opening, the lower end of the sliding lock block is fixedly provided with a spring mechanism, an unlocking hole is communicated between the fifth cavity and the lock groove, a second clamping block which can slide up and down to the second clamping groove is arranged in the lock groove, and the spline block is connected with the second clamping block through a lead.
Furthermore, the locking component comprises an upper locking groove which is arranged in the lower side wall of the locking groove and has an upward opening, a first locking gear which can be meshed with the lower end of the sliding locking block in a tooth form is arranged in the upper locking groove, a first locking shaft is fixedly connected to the axis of the first locking gear, a seventh cavity is arranged in the left side wall of the upper locking groove, a ratchet wheel is fixedly connected to the left end of the first locking shaft, a second locking gear is connected to the lower end of the ratchet wheel in a meshing fit manner, a second locking shaft which extends to the outside is fixedly connected to the axis of the second locking gear, and a locking ball is fixedly connected to the lower end of the second locking shaft.
The invention has the beneficial effects that:
the multi-lock is more reasonable and ingenious in overall structure and very convenient to use, the coded lock is used as the first heavy protection, the safety performance of the lock is greatly improved, the key inserted into the insertion cavity can be locked by closing the sliding door, the safety performance of the lock is further improved, and the multi-lock has higher use and popularization values.
Drawings
FIG. 1 is a schematic view of the internal overall structure of the present invention;
FIG. 2 is a sectional view taken in the direction "A-A" of FIG. 1;
FIG. 3 is a cross-sectional view taken in the direction "B-B" of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the ratchet structure of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1 to 4, a multiple lock with enhanced security performance according to an embodiment of the present invention includes a lock body 91, an open cavity 90 with a forward opening is formed in the lock body 91, a sliding door assembly 101 with a password is formed in the open cavity 90, a true-false lock assembly 106 is formed in a rear side wall of the open cavity 90, the true-false lock assembly 106 includes an unlocking assembly 103 and an anti-theft lock assembly 105, the anti-theft lock assembly 105 includes an insertion cavity 76 which is arranged on a rear side of the open cavity 90 and is symmetrical up and down and has a forward opening, a first sensing block 73 is fixedly arranged in a rear side wall of the insertion cavity 76, a first cavity 75 is rotatably arranged in a lower side wall of the insertion cavity 76, a first pulley 74 capable of meshing with a lower end of a key is arranged in the first cavity 75, a rotatable second pulley 71 is connected to a rear side of the first pulley 74, a second cavity 62 which is communicated with the first cavity 75 is formed in a rear side wall of the insertion, an anti-theft sliding block 72 meshed with a second belt pulley 71 is slidably mounted in the second cavity 62, a first anti-theft shaft 70 is rotatably mounted at the rear end of the anti-theft sliding block 72, a first bevel gear 69 is fixedly connected to the rear end of the first anti-theft shaft 70, a second bevel gear 52 meshed with the first bevel gear 69 is arranged in the second cavity 62, a third bevel gear 50 is fixedly connected to the left end of the second bevel gear 52, a second anti-theft shaft 51 is fixedly connected to the axis of the third bevel gear 50, the second anti-theft shafts 51 on the upper side and the lower side are connected through a belt, a power component 102 is arranged on the rear side of the second cavity 62, an anti-theft lock auxiliary component 107 is arranged on the lower side of the open cavity 90, and a locking component 104 is arranged on the rear side wall of the.
The password sliding door part 101 comprises sliding doors 78 which are arranged in the open cavity 90 in a bilateral symmetry manner, the sliding doors 78 are arranged in sliding rod grooves 24 which are arranged in an upper-lower symmetry manner, one ends of the sliding rod grooves 24 are connected with sliding rods 89 which are fixedly connected to the open cavity 90 in a sliding fit manner, a first spring 88 is fixedly arranged on each sliding door 78, a first clamping groove 96 with an upward opening is arranged in the upper end of each sliding door 78, a third cavity 77 is arranged in the upper side wall of the open cavity 90, a password motor 98 with password control is fixedly arranged in the upper side wall of the third cavity 77, a password shaft 97 is connected to the lower end of each password motor 98, a reel 95 is fixedly connected to the lower end of each password shaft 97, a first winding wheel mechanism 94 connected with the reel 95 through a lead is arranged in the left-right side wall of the third cavity 77, a password slider groove 93 with a downward opening and aligned with the first clamping groove 96 is, the password slider groove 93 is internally provided with a password slider 92, the lower end of which extends into the first clamping groove 96 and is connected with the first winding wheel mechanism 94 through a lead, the upper end of the password slider 92 is fixedly connected with a second spring 23, a password motor 98 is started through inputting a password, and a password lock is used as a first heavy protection, so that the safety performance of the lock is greatly improved.
The anti-theft lock auxiliary component 107 comprises an auxiliary anti-theft groove 87 which is arranged at the lower side of the open cavity 90 and has an upward opening, a rotatable first gear 82 is arranged in the auxiliary anti-theft groove 87, the upper end of the first gear 82 is engaged and matched with a first rack 83 which can slide left and right, the upper end of the first rack 83 is fixedly connected with a first fixed block 84 which is fixedly connected with the sliding door 78 at the left side, the lower end of the first gear 82 is engaged and matched with a second rack 85 which can slide left and right, the upper end of the second rack 85 is positioned at the front side of the first rack 83 and fixedly connected with a second fixed block 80 which is fixedly connected with the sliding door 78 at the right side, a fourth cavity 42 is arranged at the rear side of the auxiliary anti-theft groove 87, a first auxiliary anti-theft shaft 81 which has a rear end extending into the fourth cavity 42 is fixedly connected at the axis of the first gear 82, and a fourth bevel gear 41 is, the left end of the fourth bevel gear 41 is fixedly connected with a fifth bevel gear 40, and the axis of the fifth bevel gear 40 is fixedly connected with a second auxiliary anti-theft shaft 99, the right end of which is connected with the second anti-theft shaft 51 on the lower side through a belt, so that the safety performance of the lock is further improved.
The power component 102 comprises a micro motor 67 arranged in the upper side wall of the second cavity 62 on the upper side, the micro motor 67 can be in induction fit with the first induction block 73, the lower end of the micro motor 67 is connected with a first spindle 61, the first spindle 61 is fixedly connected with a sixth bevel gear 60 capable of being meshed with the first bevel gear 69, the lower side wall of the second cavity 62 is provided with a fifth cavity 22, the fifth cavity 22 is internally and symmetrically provided with seventh bevel gears 58, the lower end of the first spindle 61 extends into the fifth cavity 22 and is fixedly connected with the seventh bevel gear 58 on the upper side, the left end of the seventh bevel gear 58 is in mesh fit connection with an eighth bevel gear 57, the axle center of the seventh bevel gear 58 on the lower side is fixedly connected with a second spindle 36, the lower end of the second spindle 36 extends into the second cavity 62 on the lower side and is fixedly connected with a ninth bevel gear 25 capable of being meshed with the first bevel gear 69 on the lower side, therefore, the power can be provided for unlocking and preventing burglary at the same time.
The unlocking component 103 comprises an unlocking groove 65 which is arranged on the opening of the cavity 90 and has a forward opening, a second induction block 26 which can be in induction fit with the micro motor 67 is fixedly arranged in the rear side wall of the unlocking groove 65, a gear group groove 64 is communicated with the lower side of the unlocking groove 65, a gear group 63 which can be connected with a key is arranged in the gear group groove 64, a sixth cavity 55 which is communicated with the fifth cavity 22 is communicated with the rear side wall of the gear group groove 64, an unlocking slide block 59 which can slide back and forth is arranged in the sixth cavity 55, an unlocking shaft 31 is rotatably arranged at the rear end of the unlocking slide block 59, a square block 32 is fixedly connected with the rear end of the unlocking shaft 31, an unlocking gear 33 which can be meshed with the seventh bevel gear 58 is fixedly connected on the unlocking shaft 31, and a spline block 34 which can be matched with the square block 32 is rotatably arranged on the inner wall of the rear side of the fifth cavity 22, a lock groove 49 with a backward opening is arranged in the lower side wall of the fifth cavity 22, a sliding lock block 38 with a toothed lower end and capable of sliding back and forth is arranged in the lock groove 49, a second lock groove 47 with an upward opening is arranged in the upper end of the sliding lock block 38, a spring mechanism 48 is fixedly arranged at the lower end of the sliding lock block 38, an unlocking hole 35 is communicated between the fifth cavity 22 and the lock groove 49, a second fixture block 37 capable of sliding up and down into the second lock groove 47 is arranged in the lock groove, the spline block 34 is connected with the second fixture block 37 through a lead 21, a key is inserted into the unlocking groove 65, the toothed lower end can drive the unlocking slide block 59 to slide forward through a gear set 63 when the key slides backward, when the rear end of the key contacts with the second induction block 26, the unlocking gear 33 is meshed with a seventh bevel gear 58, the square block 32 is clamped into the spline block 34, and the second induction block 26 controls the micro motor 67 to open, the micro motor 67 is opened and is driven first main shaft 61 to rotate, first main shaft 61 drives the seventh bevel gear 58 of upside to rotate, the seventh bevel gear 58 of upside drives the gear 33 that unblanks, the gear 33 that unblanks drives the axle 31 that unblanks and rotates, the axle 31 that unblanks drives square block 32 and rotates, square block 32 drives spline block 34 and rotates, spline block 34 drives second fixture block 37 through lead wire 21 and upwards slides and can make second fixture block 37 and second draw-in groove 47 break away from the meshing, second draw-in groove 47 slides left under spring mechanism 48 effect and can unblock, just can open with simple and convenient messenger's lock of key if can be accurate find true lockhole, can not lead to unblanking to become loaded down with trivial details because of the security performance that has strengthened the lock.
The locking member 104 includes an upper locking groove 39 provided in a lower side wall of the locking groove 49 to open upward, a first upper locking gear 43 capable of meshing with the lower end of the slide locking piece 38 in a tooth form is arranged in the upper locking groove 39, a first upper locking shaft 44 is fixedly connected to the axis of the first upper locking gear 43, a seventh cavity 30 is arranged in the left side wall of the upper locking groove 39, the left end of the first upper lock shaft 44 is fixedly connected with a ratchet wheel 28, the lower end of the ratchet wheel 28 is connected with a second upper lock gear 29 in a meshing and matching way, a second upper locking shaft 46 extending to the outside is fixedly connected to the axis of the second upper locking gear 29, an upper locking ball 45 is fixedly connected to the lower end of the second upper locking shaft 46, by rotating the upper lock ball 45 to slide the slide lock block 38 back to lock, the lock can be conveniently locked, wherein the ratchet 28 enables the lock ball 45 not to rotate when the slide lock block 38 is slid forward.
When the multi-lock is used, a password is input to start the password motor 98, the password motor 98 drives the password shaft 97 to rotate, the password shaft 97 drives the reel 95 to rotate, the reel 95 rotates to pull the password slider 92 to slide upwards through the first winding wheel mechanism 94 until the password slider is separated from the first clamping groove 96, the sliding door 78 is opened by sliding towards two sides under the action of the first spring 88 (the sliding door 78 can be manually closed after unlocking), a key is inserted into the unlocking groove 65, the lower end tooth shape can drive the unlocking slider 59 to slide forwards through the gear set 63 when the key slides backwards, when the rear end of the key is contacted with the second induction block 26, the unlocking gear 33 is meshed with the seventh bevel gear 58, the square block 32 is clamped into the spline block 34, the second induction block 26 controls the micro motor 67 to be opened, the micro motor 67 is opened to drive the first main shaft 61 to rotate, the first main shaft 61 drives the seventh bevel gear 58 on the upper side to rotate, the seventh bevel gear 58 on the upper side, the unlocking gear 33 drives the unlocking shaft 31 to rotate, the unlocking shaft 31 drives the square block 32 to rotate, the square block 32 drives the spline block 34 to rotate, the spline block 34 drives the second fixture block 37 to slide upwards through the lead 21 so as to enable the second fixture block 37 to be disengaged from the second fixture groove 47, the second fixture groove 47 slides leftwards under the action of the spring mechanism 48 so as to be unlocked, when a key is inserted into the insertion cavity 76 at the upper side, the key is inserted into the insertion cavity 76, the key slides backwards so as to enable the first belt pulley 74 to rotate, the first belt pulley 74 drives the second belt pulley 71 to rotate, the second belt pulley 71 drives the anti-theft slider 72 to slide backwards, when the key is contacted with the first induction block 73, the first bevel gear 69 is engaged with the second bevel gear 52, the first induction block 73 controls the micro motor 67 to be turned on, the micro motor 67 drives the first main shaft 61 to rotate, the first main shaft 61 drives the sixth bevel gear 60 to rotate the sixth bevel gear 60 so as to, the first bevel gear 69 rotates to drive the second bevel gear 52 to rotate, the second bevel gear 52 rotates to drive the third bevel gear 50 to rotate, the third bevel gear 50 drives the second anti-theft shaft 51 on the upper side to rotate, the second anti-theft shaft 51 on the upper side drives the second anti-theft shaft 51 on the lower side to rotate through a belt, the second auxiliary anti-theft shaft 99 drives the second auxiliary anti-theft shaft 99 to rotate through a belt, the second auxiliary anti-theft shaft 99 rotates to drive the fifth bevel gear 40 to rotate, the fifth bevel gear 40 drives the fourth bevel gear 41 to rotate, the fourth bevel gear 41 drives the first auxiliary anti-theft shaft 81 to rotate, the first auxiliary anti-theft shaft 81 drives the first gear 82 to rotate, the first gear 82 rotates to make the first rack 83 slide rightwards, the first rack 83 drives the sliding door 78 on the left side to slide rightwards to be closed through the first fixing block 84, meanwhile, the first gear 82 rotates to make the second rack 85 slide leftwards, the second rack 85 drives the sliding door 78 on, when a key is inserted into the lower insert cavity 76, the only difference from the upper insert cavity 76 is that after the micro motor 67 is turned on, the micro motor 67 drives the first spindle 61 to rotate, the first spindle 61 drives the seventh bevel gear 58 on the upper side to rotate, the seventh bevel gear 58 on the upper side drives the eighth bevel gear 57 to rotate, the eighth bevel gear 57 drives the seventh bevel gear 58 on the lower side to rotate, the seventh bevel gear 58 on the lower side drives the second spindle 36 to rotate, the second spindle 36 drives the ninth bevel gear 25 to rotate, the ninth bevel gear 25 drives the first bevel gear 69 to rotate, and finally, the sliding door 78 can be closed to protect the lock.
The invention has the beneficial effects that:
the multi-lock is more reasonable and ingenious in overall structure and very convenient to use, the coded lock is used as the first heavy protection, the safety performance of the lock is greatly improved, the key inserted into the insertion cavity can be locked by closing the sliding door, the safety performance of the lock is further improved, and the multi-lock has higher use and popularization values.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.

Claims (5)

1. A multiple lock with enhanced security performance comprises a lock body and is characterized in that: an opening cavity with a forward opening is formed in the lock body, a password sliding door part is arranged in the opening cavity, a true and false locking part is arranged in the side wall of the opening cavity back side, the true and false locking part comprises an unlocking part and an anti-theft locking part, the anti-theft locking part comprises insertion cavities which are arranged on the back side of the opening cavity in an up-and-down symmetrical mode and have forward openings, a first induction block is fixedly arranged in the side wall of the insertion cavity back side, a first cavity is communicated with the side wall of the insertion cavity back side, a first belt pulley capable of being meshed with the lower end of a key is rotatably arranged in the first cavity, a rotatable second belt pulley is connected to the back side of the first belt pulley, a second cavity communicated with the first cavity is arranged in the side wall of the insertion cavity back side, an anti-theft sliding block meshed with the second belt pulley is slidably arranged in the second cavity, a first anti-theft shaft is rotatably arranged at the back end of the, the anti-theft lock is characterized in that a second bevel gear which can be meshed with the first bevel gear is arranged in the second cavity, a third bevel gear is fixedly connected to the left end of the second bevel gear, a second anti-theft shaft is fixedly connected to the center of the third bevel gear, the upper side and the lower side of the second anti-theft shaft are connected through a belt, a power component is arranged on the rear side of the second cavity, an anti-theft lock auxiliary component is arranged on the lower side of the cavity, and a locking component is arranged in the rear side wall of the anti-theft lock auxiliary component.
2. A multiple lock with enhanced security features according to claim 1, wherein: the password sliding door part comprises sliding doors which are arranged in the open cavity and are bilaterally symmetrical, sliding rod grooves which are arranged on the sliding doors and are vertically symmetrical are arranged on the sliding doors, one ends of the sliding rods are fixedly connected to the open cavity in a sliding fit manner, first springs are fixedly arranged on the sliding doors, first clamping grooves with upward openings are arranged in the upper ends of the sliding doors, third cavities are arranged in the upper side walls of the open cavity, password motors controlled by passwords are fixedly arranged in the upper side walls of the third cavities, the lower ends of the password motors are connected with password shafts, reels are fixedly connected to the lower ends of the password shafts, first winding wheel mechanisms connected with the reels through leads are arranged in the left and right side walls of the third cavities, password sliding block grooves with downward openings and aligned with the first clamping grooves are arranged at the lower sides of the first winding wheel mechanisms, password sliding blocks with lower ends extending into the first clamping grooves and connected with the first winding wheel mechanisms through leads are arranged in the password sliding block, the upper end of the password sliding block is fixedly connected with a second spring.
3. A multiple lock with enhanced security features according to claim 2, wherein: the anti-theft lock auxiliary component comprises an auxiliary anti-theft groove arranged at the lower side of the cavity with an upward opening, a rotatable first gear is arranged in the auxiliary anti-theft groove, the upper end of the first gear is engaged and connected with a first rack capable of sliding left and right, the upper end of the first rack is fixedly connected with a first fixed block fixedly connected with the sliding door at the left side, the lower end of the first gear is engaged and connected with a second rack capable of sliding left and right, the upper end of the second rack is positioned at the front side of the first rack and fixedly connected with a second fixed block fixedly connected with the sliding door at the right side, the rear side of the auxiliary anti-theft groove is provided with a fourth cavity, the axle center of the first gear is fixedly connected with a first auxiliary anti-theft shaft with the rear end extending into the fourth cavity, the rear end of the first auxiliary anti-theft shaft is fixedly connected with a fourth bevel gear, and the left end, and a second auxiliary anti-theft shaft with the right end connected with the second anti-theft shaft on the lower side through a belt is fixedly connected to the axis of the fifth bevel gear.
4. A multiple lock with enhanced security features according to claim 3, wherein: the power component comprises a micro motor arranged in the upper side wall of the second cavity at the upper side, the micro motor can be in induction fit with the first induction block, the lower end of the micro motor is connected with a first main shaft, the first main shaft is fixedly connected with a sixth bevel gear which can be meshed with the first bevel gear, a fifth cavity is arranged in the lower side wall of the second cavity, seventh bevel gears are symmetrically arranged in the fifth cavity from top to bottom, the lower end of the first main shaft extends into the fifth cavity and is fixedly connected with the seventh bevel gear on the upper side, the left end of the seventh bevel gear is connected with an eighth bevel gear in a meshing and matching way, the axle center of the seventh bevel gear at the lower side is fixedly connected with a second main shaft, the lower end of the second spindle extends into the second cavity on the lower side, and a ninth bevel gear which can be meshed with the first bevel gear on the lower side is fixedly connected with the second cavity.
5. A multiple lock with enhanced security features according to claim 4, wherein: the unlocking component comprises an unlocking groove which is arranged on the rear side of the unlocking cavity and has a forward opening, a second induction block which can be in induction fit with the micro motor is fixedly arranged in the rear side wall of the unlocking groove, a gear group groove is communicated with the lower side of the unlocking groove, a gear group which can be connected with a key is arranged in the gear group groove, a sixth cavity which is communicated with the fifth cavity is communicated with the rear side wall of the gear group groove, an unlocking slide block which can slide back and forth is arranged in the sixth cavity, an unlocking shaft is rotatably arranged at the rear end of the unlocking slide block, a square block is fixedly connected with the rear end of the unlocking shaft, an unlocking gear which can be meshed with the seventh bevel gear is fixedly connected with the unlocking shaft, a spline block which can be matched with the square block is rotatably arranged on the inner wall of the rear side of the fifth cavity, a locking groove with a backward opening is arranged in the lower side wall of the fifth cavity, and a sliding locking block which can slide back and forth, a second clamping groove with an upward opening is formed in the upper end of the sliding locking block, a spring mechanism is fixedly arranged at the lower end of the sliding locking block, an unlocking hole is communicated between the fifth cavity and the locking groove, a second clamping block capable of sliding into the second clamping groove up and down is arranged in the fifth cavity, and the spline block is connected with the second clamping block through a lead; the locking component comprises an upper locking groove which is arranged in the lower side wall of the locking groove and has an upward opening, a first locking gear which can be meshed with the lower end of the sliding locking block in a tooth form is arranged in the upper locking groove, a first upper locking shaft is fixedly connected to the axis of the first locking gear, a seventh cavity is arranged in the left side wall of the upper locking groove, a ratchet wheel is fixedly connected to the left end of the first upper locking shaft, a second locking gear is connected to the lower end of the ratchet wheel in a meshing fit mode, a second upper locking shaft which extends to the outside is fixedly connected to the axis of the second locking gear, and an upper locking ball is fixedly connected to the lower end of the second upper locking shaft.
CN201910325749.6A 2019-04-23 2019-04-23 Multiple lock with enhanced security performance Active CN110159096B (en)

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CN114278172B (en) * 2021-12-28 2023-07-07 河北大唐国际丰宁风电有限责任公司 Transformer door lock

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CN206144283U (en) * 2016-08-31 2017-05-03 秦子建 A key hole obturator for on burglary -proof lock lock core
CN206174672U (en) * 2016-07-27 2017-05-17 宁波望通锁业有限公司 Mechano -electronic double -locking
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Publication number Priority date Publication date Assignee Title
CN2294320Y (en) * 1996-03-15 1998-10-14 赵循纬 Protective sleeve for lock cylinder having double theft-proof function
CN2323079Y (en) * 1996-12-22 1999-06-09 余永庆 Theft-proof cap for cipher closured keyhole
JP3090438B2 (en) * 1998-08-05 2000-09-18 サンポウロック販売株式会社 Lock cap
US6397647B1 (en) * 2001-03-06 2002-06-04 Lambert Kuo Protective cover for a keyhole of a lock
CN2507964Y (en) * 2001-09-29 2002-08-28 铭泰五金工业股份有限公司 Lock head device for lock
EP1422364A2 (en) * 2002-11-21 2004-05-26 Fabio Fontana Device for the protection of locks
CN2748601Y (en) * 2004-07-06 2005-12-28 蔡玲隆 Theftproof lock opened by inserting key
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CN206174672U (en) * 2016-07-27 2017-05-17 宁波望通锁业有限公司 Mechano -electronic double -locking
CN206144283U (en) * 2016-08-31 2017-05-03 秦子建 A key hole obturator for on burglary -proof lock lock core
CN207177481U (en) * 2017-05-20 2018-04-03 新昌县澄潭镇康成机械配件厂 A kind of electromechanical lock

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