CN107989478A

CN107989478A - A kind of lock core of antitheft door

Info

Publication number: CN107989478A
Application number: CN201711446123.8A
Authority: CN
Inventors: 王喜朋
Original assignee: DONGGUAN QINJI GEAR MOTOR Co Ltd
Current assignee: DONGGUAN QINJI GEAR MOTOR Co Ltd
Priority date: 2017-12-27
Filing date: 2017-12-27
Publication date: 2018-05-04

Abstract

The present invention relates to a kind of lock core of antitheft door, including：Shell, decelerating motor, shifting component, square lock set and oblique lock set, decelerating motor are connected with square lock set, and shifting component includes：Stir support arm and stir tooth, the latch bolt gear for stirring tooth and decelerating motor connects, and stirs support arm and is connected with oblique lock set.Lock core with said structure, can realize automatic locking and the unlock operation of oblique lock set and square lock set by decelerating motor, convenient, fast.

Description

A kind of lock core of antitheft door

Technical field

The present invention relates to a kind of lock core, more particularly, to a kind of lock core of antitheft door.

Background technology

At present, antitheft door is had been widely used in user's residence, in order to improve the degree of automation of antitheft door, in some lock cores Decelerating motor is added, realizes the combination of automatic switch lock and manual switch lock.

Chinese patent CN101614088 discloses a kind of lock core of electronic anti-theft door lock, which includes pull-fork assembly, big Square tongue component, latch bolt component, mechanical lock head and electric machine assembly.Wherein, big square tongue component includes band tooth connecting lever, is set on band tooth connecting lever First gear is equipped with, pull-fork assembly includes gear plate, and gear plate is equipped with the second gear engaged with first gear.Electric machine assembly leads to Big square tongue component and latch bolt component movement can be driven by crossing pull-fork assembly, its simple and compact for structure, good manufacturability, is adapted to high-volume raw Production.

However, the motor of above-mentioned lock core is only to realize clutch function, can not be directly to big square tongue component and latch bolt component It is controlled, the degree of automation is limited.

The content of the invention

The present invention provides a kind of lock core of antitheft door to solve the above-mentioned problems, including：Shell, decelerating motor, dial Dynamic component, square lock set and oblique lock set, the decelerating motor, the shifting component, side's lock set and the tiltedly lock group Part is located at the inside of the shell,

The decelerating motor includes：Motor, connecting element, output gear, output and latch bolt gear, the motor, institute State connecting element, the output gear and the latch bolt gear to be sequentially connected, the output is coaxial with the output gear, institute Stating output has engaging piece and actuation portion；

The shifting component includes：Stir support arm and stir tooth, the tooth of stirring is connected with the latch bolt gear, described group Dynamic support arm is connected with the tiltedly lock set；

Side's lock set includes：Jam plate, fixed plate, Square lock bolt, sliding panel and Lock spring, it is the jam plate, described solid Fixed board and the Square lock bolt sequentially form fixation, and the jam plate has multiple motor slots and multiple lock slots, the output Engaging piece can be engaged with the motor slot, and the sliding panel has securing rod and bearing surface, and the securing rod can be with the locking Groove engages, and the actuation portion of the output can be abutted with the bearing surface, and one end of the Lock spring connects with the sliding panel Touch, the other end is contacted with the shell.

Preferably, the tiltedly lock set includes：Push rod, limiting plate, resetting spring and oblique lock tongue, the first support arm and institute State push rod and form fixation, the tiltedly lock tongue is fixed on one end of the push rod, around push rod, the reset described in the limiting plate ring One end of spring is abutted with the tiltedly lock tongue, and the other end is abutted with the support plate.

Preferably, the tiltedly lock set further includes：Support plate, the push rod pass through a notch of the support plate.

Preferably, the other end of the push rod has bulge loop, and the tiltedly lock set further includes：Limit spring, it is described spacing One end of spring is abutted with the limiting plate, and the other end is abutted with the bulge loop of the push rod.

Preferably, the jam plate also has multiple key slots, and the shell has：Keyhole, the key slot, which is located at, to be leaned on The position of the nearly keyhole.

Preferably, the shell also has：Built-in lock guide post and multiple external holes, the lock core further include：Built-in lock, it is described Built-in lock has targeting port, built-in lock guide groove and built-in lock tongue, and the built-in lock tongue is located at one end of the built-in lock, and the built-in lock guide post is worn The built-in lock guide groove is crossed, the targeting port is located at the position of one of external hole close to the shell.

Preferably, the shell also has：Sky and ground hook guide post and skewed slot guide post, the lock core further include：Sky and ground hook, The sky and ground hook has skewed slot, telescopic chute and hook portion, and the sky and ground hook guide post passes through the telescopic chute, the skewed slot guide post Through the skewed slot, the hook portion is located at one end of the sky and ground hook.

The beneficial effects of the present invention are：Lock core with said structure, can be realized by decelerating motor oblique lock set and Automatic locking and the unlock operation of square lock set, it is convenient, fast.In addition, being locked using sliding panel to jam plate, clutch is realized Function, compared with traditional rotation locking, is not easily disconnected from, more firm.

Brief description of the drawings

Fig. 1 is the interior views of lock core of the present invention；

Fig. 2 is the explosive view of shell of the present invention；

Fig. 3 is the explosive view of decelerating motor of the present invention；

Fig. 4 is the interior views of retrieval motor of the present invention；

Fig. 5 is the schematic diagram of the output of decelerating motor of the present invention；

Fig. 6 is the explosive view of shifting component of the present invention and square lock set；

Fig. 7 is the schematic diagram of tiltedly lock set of the present invention；

Fig. 8 is the schematic diagram of sky and ground hook of the present invention；

Fig. 9 is the schematic diagram of built-in lock of the present invention.

Embodiment

The present invention is further elaborated below in conjunction with the accompanying drawings：

As shown in Figure 1, lock core includes：Shell 1, decelerating motor 2, shifting component 3, square lock set 4, oblique lock set 5, the world Hook 6, built-in lock 7 and multiple locating parts 8.Decelerating motor 2, shifting component 3, square lock set 4, oblique lock set 5, built-in lock 7 and fixing piece 8 Positioned at the inside of shell 1, sky and ground hook 6 is from the internal stretch of shell 1 to outside.Decelerating motor 2 is connected with square lock set 4, Fang Suo Component 4 and world hook connects, square lock set 4 are also connected by shifting component 3 with oblique lock set 5, and shifting component 3 and built-in lock 7 divide It is not connected with two external knob (not shown), the both sides of square lock set 4, oblique lock set 5 and built-in lock 7 are respectively equipped with limit Position part 8, locating part 8 can prevent said modules from larger displacement occurs.

With reference to shown in Fig. 1 and Fig. 2, shell 1 is made of upper cover 1a, bottom case 1b and side plate 1c, shell 1 have two end faces and Four sides, also have：Sliding block guide post 11 (shown in Fig. 1), sky and ground hook guide post 12, skewed slot guide post 13, built-in lock guide post 14th, multiple tongue apertures 15, keyhole 16, external hole 17 and tension spring column 18.Sliding block guide post 11, sky and ground hook guide post 12, skewed slot draw Guide post 13, built-in lock guide post 14 and tension spring column 18 protrude all from the end face of shell 1 toward the inside of shell 1, and multiple tongue apertures 15 are located at On the side of shell 1, keyhole 16 and external hole 17 are located on the end face of shell 1.Wherein, two end faces of shell 1 all have Keyhole 16 and external hole 17.

As shown in Figure 3 and Figure 4, decelerating motor 2 includes：It is reduction box 21, motor 22, connecting element 23, output gear 24, defeated Go out part 25 and latch bolt gear 26.Reduction box 21 is made of babinet 21a and case lid 21b, connecting element 23, output gear 24, output Part 25 and latch bolt gear 26 are located inside reduction box 21, and motor 22, connecting element 23, output gear 24 and latch bolt gear 26 are successively Connection, output 25 is coaxial with output gear 24, by motor 22 output 25 can be driven to rotate.Latch bolt gear 26 is with dialling Dynamic component 3 connects, for controlling oblique lock set 5 to move.

Specifically, connecting element 23 includes：Worm screw 231, drive gear 232 and connection gear 233, worm screw 231, sliding tooth Wheel 232 and connection gear 233 are sequentially connected, and worm screw 231 is fixed on the motor shaft of motor 22, connection gear 233 and output gear The connection of wheel 24.

As a preferred solution, worm screw 231 is triple start worm, first, small volume of triple start worm itself, and favorably In further diminution overall volume；Secondly, the gradient of the helical teeth of triple start worm is big, and power transfer efficiency is high；Again, in unlocking During, triple start worm can avoid in operation worm screw 231 caused by 22 stall of motor it is locked.

As a preferred solution, drive gear 232 is formed by plastic material.232 energy of drive gear of plastic material Reduce the noise produced in 231 transmission process of motor 22 and worm screw, make the muting function of decelerating motor entirety more preferable.

As shown in figure 5, output 25 has engaging piece 251, actuation portion 252 and connecting shaft 253, engaging piece 251, actuation portion 252 and connecting shaft 253 be arranged in order, engaging piece 251 is overlapping with actuation portion 252,252 energy of overlapping engaging piece 251 and actuation portion More save space.Output 25 can rotate about the axis thereof, and engaging piece 251 and actuation portion 252 are respectively positioned at 25 axis of output Around.In the present embodiment, engaging piece 251 is cambered surface, and actuation portion 252 is plane, and engaging piece 251 and actuation portion 252 are three A, three engaging pieces 251 and three actuation portions 252 are arranged in a manner of equilateral triangle respectively, and the axis of output 25 is through just The center of triangle.Compared with other polygons, the anti-pressure ability of triangle is strong, can improve job stability, and extension uses the longevity Life.And equilateral triangle can guarantee that every time the amplitude that the side's of promoting lock set 4 moves is identical, be conducive to strengthen handling.

Output gear 24 has a link slot 241, and connecting shaft 253 is inserted into link slot 241, so as to fulfill output gear 24 with Output 25 it is coaxial.Due to being that first installation output gear 24 installs output 25 again in 2 assembling process of decelerating motor, if Link slot 241 is located on output 25, then worker can not see the specific location of link slot 241 in assembling process, it is difficult to pair It is accurate.Therefore connecting shaft 253 is arranged on output 25, can be more convenient to be aligned during worker's assembling, improve efficiency of assembling.Specifically Ground, link slot 241 are cross recess, and connecting shaft 253 is cross axle.Compared with the link slot of cylinder and connecting shaft, or with one The link slot of word shape is compared with connecting shaft, and the link slot and connecting shaft of cross shape are more stablized when rotating, and are not easily disconnected from, In addition the service life is also longer.

As shown in fig. 6, shifting component 3 is the poke rod of V-arrangement, shifting component 3, which has, stirs tooth 31 and stirs support arm 32, dials Moving teeth 31 and stir support arm 32 and all protruded from the edge of shifting component 3, the middle part of shifting component 3 has a through hole, through hole with it is external Hole 17 is alignd, and external knob (being usually door handle) can run through through hole, control the rotation of shifting component 3.Tooth 31 is stirred with subtracting The latch bolt gear 26 of speed motor 2 connects, and stirs support arm 32 and is connected with oblique lock set 5.Specifically, support arm 32 is stirred as two, two A support arm 32 of stirring is parallel to each other.

Square lock set 4 includes：Jam plate 41, fixed plate 42, Square lock bolt 43, sliding panel 44 and Lock spring 45.Jam plate 41, consolidate Fixed board 42 and Square lock bolt 43 sequentially form fixation, and sliding panel 44 is overlapping with jam plate 41, and can be moved along a horizontal direction T, lock The one end for determining spring 45 is contacted with sliding panel 44, and the other end is contacted with shell 1, can make cunning by the restoring force of Lock spring 45 Movable plate 44 recovers to home position.

In the present embodiment, Lock spring 45 is tension spring, one ends wound sliding panel 44, and the other end winds the tension spring of shell 1 Column 18, Lock spring 45 are stretched along the moving direction of sliding panel 44.

Jam plate 41 has multiple key slots 411, multiple motor slots 412 and multiple lock slots 413, and jam plate 41 can be vertical along one Moved to direction P, longitudinal direction P is vertical with horizontal direction T.Multiple key slots 411 and multiple lock slots 413 are respectively in jam plate 41 P is arranged in a linear along the longitudinal direction for both sides, multiple motor slots 412 P along the longitudinal direction in an opening at the middle part of jam plate 41 It is arranged in a linear.Wherein, key slot 411 is located at close to the position of keyhole 16, and the engaging piece 251 of output 25 can be with motor slot 412 engagements.Specifically, key slot 411 and motor slot 412 are all three, and lock slots 413 are four.

One end of top plate 44 has inclined plane 441, and inclined plane 441 is towards Square lock bolt 43, and the inclined plane 441 is along longitudinal side Align to P with the middle part of swing rod 32.

Sliding panel 44 has sliding guidance groove 441, pull rod 442, securing rod 443 and bearing surface 444, and the sliding block of shell 1 draws Guide post 11 passes through guiding groove 441, and guiding groove 441 extends along the moving direction of sliding panel 44, and the one ends wound of Lock spring 45 is drawn Bar 442, securing rod 443 is fixed on the end face of sliding panel 44, and securing rod 443 can be engaged with the lock slots 413 of jam plate 41, output The actuation portion 252 of part 25 can be abutted with bearing surface 444.When lock core is stopped, the securing rod 443 of sliding panel 44 is inserted into jam plate In 41 one of lock slots 413, the movement of jam plate 41 is limited.

As shown in fig. 7, tiltedly lock set 5 includes：Push rod 51, limit spring 52, limiting plate 53, support plate 54, resetting spring 55 and oblique lock tongue 56, push rod 51 can move P along the longitudinal direction.Oblique lock tongue 56 is fixed on one end of push rod 51, push rod 51 it is another End has bulge loop.Limiting plate 53 is fixed in shell 1 around push rod 51, support plate 54, and push rod 51 passes through one of support plate 54 Notch, P is separated from each other limiting plate 53 along the longitudinal direction with support plate 54, and support plate 54 can make the movement of push rod 51 more flat Surely.One end of limit spring 52 is abutted with limiting plate 53, and the other end is abutted with the bulge loop 511 of push rod 51, so as to limit push rod 51 Extension.One end of resetting spring 55 is abutted with oblique lock tongue 56, and the other end is abutted with support plate 54, realizes answering for push rod 51 Position.Push rod 51 stirs support arm 32 and forms fixation with push rod 51 between two are stirred support arm 32.

Sky and ground hook 6 is two, can be moved T in transverse direction, as shown in figure 8, sky and ground hook 6 has skewed slot 61, telescopic chute 62 With hook portion 63.The extending direction of skewed slot 61 and the angle of horizontal direction T are 45 °, and T extends telescopic chute 62 in transverse direction, shell 1 Sky and ground hook guide post 12 pass through telescopic chute 62, skewed slot guide post 13 passes through skewed slot 61, and hook portion 63 is located at one end of sky and ground hook 6. Sky and ground hook 6 is extended under the guiding of skewed slot guide post 13 and sky and ground hook guide post 12 or retraction shell 1.

Built-in lock 7 can move P along the longitudinal direction, as shown in figure 9, built-in lock 7 has targeting port 71, built-in lock guide groove 72 and built-in lock tongue 73.Built-in lock tongue 73 is located at one end of built-in lock 7, and targeting port 71 is located at the other end of built-in lock 7, and built-in lock guide post 14 passes through built-in lock guide groove 72, targeting port 71 is located at close to the position of external hole 17.This external hole 17, which generally accesses, locks knob, lock the push rod of knob with Targeting port 71 abuts, and locking knob by rotation controls built-in lock 7 to move, and operation is locked so as to fulfill antitheft door.

P aligns with the tongue apertures 15 of shell 1 along the longitudinal direction respectively for Square lock bolt 43, oblique lock tongue 56, hook portion 63 and built-in lock tongue 73.

During lock core carries out automatic switch lock, decelerating motor 2 controls output 25 to rotate, and on the one hand utilizes output The actuation portion 252 of part 25 promotes the bearing surface 444 of sliding panel 44, makes the securing rod 443 of sliding panel 44 from the lock slots of jam plate 41 413 depart from, and on the other hand promote the motor slot 412 of jam plate 41 using the engaging piece 251 of output 25, make jam plate 41 toward shell 1 Either internally or externally move, so as to fulfill the locking and unlock of Square lock bolt 43.

At the same time, the latch bolt gear 26 of decelerating motor 2 rotates, and revolves shifting component 3 by stirring tooth 31 Turn (being seen as rotating clockwise from Fig. 1), the push rod 51 stirred support arm 32 and promote oblique lock set 5 of shifting component 3, push rod 51 supports The elastic force of anti-resetting spring 55 is moved toward the inside of shell 1, so as to complete the unlock operation of oblique lock tongue 56.

In manual release, it is only necessary to key is passed through keyhole 16, and key slot 411 is promoted using key, makes jam plate 41 toward moving inside shell 1, while promotes sliding panel 44 using key, makes the securing rod 443 of sliding panel 44 from the lock of jam plate 41 Determine the disengaging of groove 413.Other processes of manual release are not repeated to describe herein with similar with automatic unlocking.

As it can be seen that the lock core with said structure, the automatic of oblique lock set 5 and square lock set 4 can be realized by decelerating motor 2 Locking and unlock operation, it is convenient, fast.In addition, being locked using sliding panel 44 to jam plate 41, clutch function is realized, with biography The rotation locking of system is compared, and is not easily disconnected from, more firm.

Embodiment described above, simply the present invention preferred embodiments, be not limit the present invention practical range, therefore it is all according to The equivalent change or modification that construction, feature and principle described in scope of the present invention patent are done, should all be included in the present invention In patent claim.

Claims

1. a kind of lock core of antitheft door, the lock core include：Shell, decelerating motor, shifting component, square lock set and oblique lock group Part, the decelerating motor, the shifting component, side's lock set and the tiltedly lock set are located at the inside of the shell, its It is characterized in that：

The decelerating motor includes：Motor, connecting element, output gear, output and latch bolt gear, the motor, the company Connect element, the output gear and the latch bolt gear to be sequentially connected, the output is coaxial with the output gear, described defeated Going out part has engaging piece and actuation portion；

The shifting component includes：Stir support arm and stir tooth, the tooth of stirring is connected with the latch bolt gear, described to stir branch Arm is connected with the tiltedly lock set；

Side's lock set includes：Jam plate, fixed plate, Square lock bolt, sliding panel and Lock spring, the jam plate, the fixed plate Fixation is sequentially formed with the Square lock bolt, the jam plate has multiple motor slots and multiple lock slots, the engagement of the output Portion can be engaged with the motor slot, and the sliding panel has securing rod and bearing surface, and the securing rod can connect with the lock slots Close, the actuation portion of the output can be abutted with the bearing surface, and one end of the Lock spring is contacted with the sliding panel, separately One end is contacted with the shell.

2. the lock core of antitheft door as claimed in claim 1, it is characterised in that：The tiltedly lock set includes：It is push rod, spacing Plate, resetting spring and oblique lock tongue, the first support arm form fixation with the push rod, and the tiltedly lock tongue is fixed on the push rod One end, abuts described in the limiting plate ring, the other end and the branch around push rod, one end of the resetting spring with the tiltedly lock tongue Fagging abuts.

3. the lock core of antitheft door as claimed in claim 2, it is characterised in that：The tiltedly lock set further includes：Support plate, institute State the notch that push rod passes through the support plate.

4. the lock core of antitheft door as claimed in claim 2, it is characterised in that：The other end of the push rod has bulge loop, institute Oblique lock set is stated to further include：Limit spring, one end of the limit spring are abutted with the limiting plate, the other end and the push rod Bulge loop abut.

5. the lock core of antitheft door as claimed in claim 1, it is characterised in that：The jam plate also has multiple key slots, institute Stating shell has：Keyhole, the key slot are located at close to the position of the keyhole.

6. the lock core of antitheft door as claimed in claim 1, it is characterised in that：The shell also has：Built-in lock guide post and Multiple external holes, the lock core further include：Built-in lock, the built-in lock have targeting port, built-in lock guide groove and built-in lock tongue, the built-in lock tongue Positioned at one end of the built-in lock, the built-in lock guide post passes through the built-in lock guide groove, and the targeting port is located at close to the shell One of external hole position.

7. the lock core of antitheft door as claimed in claim 1, it is characterised in that：The shell also has：Sky and ground hook guide post With skewed slot guide post, the lock core further includes：Sky and ground hook, the sky and ground hook have skewed slot, telescopic chute and hook portion, the sky and ground hook Guide post passes through the telescopic chute, and the skewed slot guide post passes through the skewed slot, and the hook portion is located at one end of the sky and ground hook.