CN1936248A

CN1936248A - Automatic anti-theft door lock

Info

Publication number: CN1936248A
Application number: CN 200510136347
Authority: CN
Inventors: 夏士林
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-09-21
Filing date: 2005-12-23
Publication date: 2007-03-28
Anticipated expiration: 2025-12-23
Also published as: CN100559005C

Abstract

The invention relates to a automatically security door lock that includes panel, handle, lock case, tapering tongue, driving structure, square tongue, and poking fork. The driving structure includes driving block, tapering tongue bar and square tongue retaining plate. An axle pin is set on the driving block, where driving riveting column, locking riveting column and reset structure are set. While the poking fork rotating, it approaches to the unlocking riveting. The inner handle and outer handle are not coaxial, and the driving plates, driving sheet, inner handle driving plate are driven to rotate. And the rotation of driving plate is control be electric controlling device. The advantages of the invention are simple structure, high reliability, flexibly and high security.

Description

Automatic anti-theft door lock

Technical field

The present invention relates to field of lockset such as theftproof lock and door lock, relate in particular to a kind of automatic anti-theft door lock.

Background technology

The mechanical lock mechanism of using in the field of lockset such as theftproof lock and door lock in the market, its kind of drive is varied, but structure is all comparatively complicated, and processing is difficulty relatively, and it is not too convenient to install, and shared space is also bigger.For example Chinese patent literature 02250924 discloses a kind of " multi-functional lock pin lock lock body transmission mechanism ", comprise oblique tongue, oblique tongue rod, pressing plate and oblique tongue back-moving spring, side's tongue, tapered end transmission bar, side's tongue drive, side's tongue driver blade and square tongue braking spring, the handle drive link, tiltedly tongue drive and tiltedly tongue shift fork, tiltedly the tongue shift fork is installed on the bearing pin, tiltedly tongue shift fork top withstands on the pressing plate left side, tiltedly the below of tongue shift fork afterbody is that shifting block is protruded in oblique tongue drive left side, side's tongue transmission plectrum one end is installed on the bearing pin, the other end is provided with on the bayonet lock of the chute side of being enclosed within tongue tail protrusion, and square tongue transmission plectrum middle bent boss is positioned at the below of shifting block.

Secondly, the locking mechanism mode of electric lockset such as theftproof lock and door lock is also varied in the market, and structure is also varied, but all comparatively complicated, it is all not too convenient to install and process.For example Chinese patent literature 03247266.8 discloses a kind of " driving mechanism of electronic lock clutch ", comprises guide pin bushing, drive pin, axle, torsion spring, worm screw, driving gear, motor, driven gear and postive stop baffle; Driving gear is contained on the axle of motor, and driven gear fuses by the axle of worm screw, and driving gear and driven gear are meshing with each other; Torsion spring set is on axle, and the drive pin lower end is provided with a through hole, an end and the worm engaging of torsion spring, and the other end then inserts in the hole; Drive pin is arranged in guide pin bushing, guide pin bushing rectilinear motion relatively, and postive stop baffle is positioned at the below of drive pin.Control driving mechanism by rotatablely moving of motor, realize driving function.

In addition, the inside and outside handles of lockset such as present theftproof lock and door lock all are coaxial, and theftproof performance is not fine.

Moreover interior used shift fork, the stop buttons of locksets such as present theftproof lock and door lock all are the axle center and are provided with the cylindric of through hole, are generally all formed by copper or alumin(i)um zinc alloy casting, therefore intensity does not reach certain requirement, easily bore, easily prize, theftproof performance is poor, can not satisfy customer requirements.Consider in view of the above to adopt steel to make shift fork, stop button, but steel can not adopt casting technique, so Fork insurance button has also been done structural improvement.

Summary of the invention

The present invention has solved the mechanical lock mechanism complex structure in the locksets such as present theftproof lock and door lock, the technical problem of installation inconvenience; A kind of automatic anti-theft door lock with mechanical lock mechanism of simple in structure, easy for installation, good reliability is provided.

The present invention has solved all inconvenient technical problem of present electronic lock locking mechanism complex structure, processing and installation again; Provide a kind of and had that principle is ingenious, simple in structure, processing and the automatic anti-theft door lock of Electronic Locking Mechanism very easily is installed all.

The present invention has solved the inside and outside technical problem that handle is coaxial, theftproof is relatively poor of locksets such as present theftproof lock and door lock simultaneously again; The automatic anti-theft door lock that provides a kind of inside and outside handle disalignment, theftproof to strengthen.

The present invention has also solved shift fork, the stop button insufficient strength in the present lockset, easily bores, easily prizes the technical problem of theftproof performance difference; The shift fork that provide a kind of and have strength-enhanced, be difficult for to bore, is difficult for sled, theftproof performance is good and the automatic anti-theft door lock of stop button.

Above-mentioned technical problem of the present invention is mainly solved by following technical proposals: the present invention includes panel, handle, lock housing, be installed on the oblique tongue on the lock housing, transmission mechanism, side's tongue, shift fork, described transmission mechanism comprises the transmission block and is located at the oblique tongue rod and the square tongue keep plate of transmission block both sides respectively, described transmission block is provided with the pivot pin that an end is fixed in lock housing, and nearly oblique tongue rod place is provided with transmission riveting post on the transmission block, nearly side's tongue keep plate place is provided with locking riveting post, also be provided with resetting-mechanism on the described transmission block, the shift fork handle of described shift fork when rotated with square tongue keep plate on the riveting post of unblanking be abutted against.Transmission mechanism is simple in structure, and it is convenient to implement, good reliability.

As preferably, described oblique tongue rod is provided with an oblique stopper slot near transmission block one side, and tiltedly stopper slot one end also is connected with a straight stopper slot, and a hypotenuse of described oblique stopper slot is a spigot surface.Tiltedly setting up of stopper slot prevents that the transmission block from rotating to such an extent that too go towards the oblique tongue rod direction, is unfavorable for resetting of transmission block; Straight setting up of stopper slot prevents that oblique tongue rod from contracting to such an extent that advance very much when doing the indentation campaign, and the convenient oblique tongue of spigot surface is done the indentation campaign, also conveniently stirs the rotation of transmission block, and the guidance quality of hypotenuse spigot surface is better.

As preferably, described side's tongue keep plate is provided with the locking boss near a side of transmission block, and the locking boss contacts with locking riveting post in motion path.In the time of in square tongue indentation lock housing, locking riveting post is abutted against with the locking boss, and the side's of blocking tongue ejects lock housing under the effect that connects the spring on it, and the side's of making tongue does not have the effect of external force can not eject after indentation, plays locking action.

As preferably, be provided with a reset hole near locking riveting post place on the described transmission block, described resetting-mechanism is the torsion spring that is placed on the lock housing, and one of torsion spring passes reset hole and links to each other with the transmission block, and the other end is associated with lock housing.After the rotation of transmission block,, the transmission block is withdrawn into the home position by the Hui Li of torsion spring.Certainly the structure that can also adopt extension spring, spring etc. to link to each other with the transmission block, transmission block equally can reset.

As preferably, be provided with dial in the described panel, described handle and dial, shift fork are affixed, the dial excircle is provided with bayonet socket, when lock-out state, being abutted against on the described bayonet socket has block, and block links to each other with the panel rotary shaft by pin away from dial one side, be connected with connecting rod near dial one side on the block, the other end of connecting rod links to each other with electric control gear.When not having the signal of telecommunication, can't pass through the handle revolving dial, be in the lock state; One has the signal of telecommunication to give electric control gear, and electric control gear spurs block by connecting rod, and block leaves bayonet socket, can pass through the handle revolving dial, rotates shift fork simultaneously, door-lock opening.

As preferably, described block is that three faces surround and cross section is the U type, middle one side is provided with tongue near dial one side, nearly tongue place, two sides is a hypotenuse, tongue place far away is provided with pin hole, described dial is provided with block face at nearly bayonet socket place, and when lock-out state, described tongue leans on mutually with described block face.When block was abutted against mutually with the bayonet socket place of dial, stressed dynamics was stronger.

As preferably, described handle comprises inner handle and outdoor handle, described dial is fixed on the outdoor handle, described shift fork is socketed on the inner handle, described inner handle end in panel is connected with the inner handle dial, be connected with driver blade between inner handle dial, dial, the driver blade two ends link to each other with dial, inner handle dial by pivot pin respectively.Inside and outside handle disalignment strengthens theftproof performance.

As preferably, also be provided with the passage button near the described connecting rod, described passage button circumference is provided with several angles, described passage button opposite side also is provided with spacer, described spacer one end is fixed in panel through rotating shaft, the other end is associated with panel through spring, is provided with stop button with passage button corresponding position on the described lock housing, and described passage button links to each other with described stop button is coaxial.Door inward turning reinsurance button driven rotary passage button, an angle of passage button promotes connecting rod, makes block leave dial; Spacer is between the other several angles that just in time are stuck in the passage button under the effect of spring, thereby the position of stationary conduit button is in block to leave the state of dial, like this, without the signal of telecommunication, just can rotate the handle of door lock, this moment, lockset can be used as the passage lock use.

As preferably, described electric control gear is electromagnetic valve or motor-driven deflector rod device, and described electric control gear links to each other with remote-control receiving circuit or links to each other with the button control circuit.Can issue the electric control gear unlocking signal or knock in password by the button on the panel and issue the electric control gear unlocking signal by remote controller.

As preferably, described shift fork, stop button are made up of two blocks parallel to each other and the connector of being located at two blocks, one side, described block is provided with step, the center of described block is provided with through hole, described shift fork is provided with the shift fork handle at the opposite side of two block upper connectors, and described shift fork, stop button are the steel plate of uniform thickness.By such architecture advances, can form original shift fork, stop button to change into now by copper or alumin(i)um zinc alloy casting and make by steel plate is stubborn, the external force resistance of steel plate is strong, thereby has strengthened the intensity of shift fork, stop button.

The invention has the beneficial effects as follows: global design is reasonable, and is simple in structure, ingenious, processes, installs and use conveniently, simultaneously also saved the shared space of transmission mechanism, makes structure compact more.Inside and outside handle disalignment has increased the theftproof performance of lockset.In addition, be used in combination, make lockset both can be used as the good electronic lock of theftproof and use, can be used as passage lock again and use, widened the scope of application of lockset with the passage button.Moreover, by architecture advances, realized that shift fork, stop button can make with steel plate is stubborn to shift fork and stop button, effectively strengthened the intensity of Fork insurance button, make it to be difficult for boring, being difficult for sled, the theftproof enhancing.

Description of drawings

Fig. 1 is a kind of decomposing schematic representation between panel of the present invention and lock housing.

A kind of structural representation of lock housing part when Fig. 2 is a lock-out state of the present invention.

Fig. 3 is a kind of structural representation of transmission block among the present invention.

Fig. 4 is a kind of structural representation of oblique tongue rod among the present invention.

Fig. 5 is a kind of expansion schematic diagram of block among the present invention.

Fig. 6 is a kind of structural representation of dial among the present invention.

Fig. 7 is that the A of Fig. 6 is to schematic diagram.

Fig. 8 is a kind of schematic side view of stop button among the present invention.

Fig. 9 is the expansion schematic diagram of Fig. 8.

Figure 10 is a kind of expansion schematic diagram of shift fork among the present invention.

1. panels among the figure, 2. outdoor handle, 3. lock housing, 4. oblique tongue, 41. oblique tongue rod, 42. oblique stopper slots, 43. straight stopper slots, 44. spigot surfaces, 5. square tongue, 51. side's tongue keep plates, the 52. riveting posts of unblanking, 53. locking boss, 6. shift fork, 61. blocks, 62. connectors, 63. steps, 64. the shift fork handle, 7. transmission block, 71. transmission riveting posts, 72. locking riveting posts, 73. reset hole, 8. pivot pin, 9. torsion spring, 10. dial, 101. bayonet socket, 102. block faces, 11. blocks, 111. tongues, 112. hypotenuse, 113. pin holes, 12. pins, 13. connecting rods, 14. electric control gear, 15. inner handle dials, 16. driver blades, 17. passage buttons, 171. angle, 18. spacers, 19. springs, 20. stop buttons.

The specific embodiment

Below by embodiment, and in conjunction with the accompanying drawings, technical scheme of the present invention is described in further detail.

Embodiment 1: the automatic anti-theft door lock of present embodiment comprises panel 1, outdoor handle 2, inner handle, lock housing 3.Lock housing 3 sides are equipped with oblique tongue 4, side's tongue 5, oblique tongue rod 41 with oblique tongue Joint is installed in the lock housing, square tongue keep plate 51 with square tongue Joint, between oblique tongue rod and the square tongue keep plate transmission block 7 is installed, transmission block one end is fixed in the lock housing 3 by pivot pin 8, and nearly oblique tongue rod 41 places are provided with transmission riveting post 71 on the transmission block, nearly side's tongue keep plate 51 places are provided with locking riveting post 72, have a reset hole 73 near locking riveting post 72 places on the transmission block, be equipped with torsion spring 9 on the lock housing 3, one of torsion spring passes reset hole 73 and links to each other with transmission block 7, and the other end is associated with lock housing 3.Oblique tongue rod 41 has an oblique stopper slot 42 near transmission block 7 one sides, and tiltedly stopper slot one end also is connected with a straight stopper slot 43, and tiltedly a hypotenuse of stopper slot is a spigot surface 44.Side's tongue keep plate 51 is provided with locking boss 53 near a side of transmission block 7, and locking boss 53 contacts with locking riveting post 72 in motion path.Shift fork 6 also is installed in the lock housing, the shift fork handle 64 of shift fork when rotated with square tongue keep plate 51 on the riveting post 52 of unblanking be abutted against, shift fork is socketed on the inner handle, inner handle end in panel 1 is connected with inner handle dial 15, dial 10 also is installed in the panel 1, dial is fixed on the outdoor handle 2, and inner handle dial 15,10 of dials are connected with driver blade 16, and driver blade 16 two ends link to each other with dial 10, inner handle dial 15 by pivot pin respectively.Dial 10 excircles are provided with bayonet socket 101, nearly bayonet socket place is provided with block face 102, and when lock-out state, being abutted against on the bayonet socket has block 11, block 11 is that three faces surround and cross section is the U type, middle one side is provided with tongue 111 near dial 10 1 sides, and the nearly tongue in two sides 111 places are hypotenuse 112, and tongue 111 places far away are provided with pin hole 113, block 11 links to each other with panel 1 rotary shaft by the pin of being located in the pin hole 12, when lock-out state, the tip of the tongue leans on mutually with bayonet socket 101, and lingual surface leans on mutually with block face 102.Be connected with connecting rod 13 near dial 10 1 sides on the block 11, the other end of connecting rod 13 links to each other with electric control gear 14, and the electric control gear 14 in the present embodiment is an electromagnetic valve, and electromagnetic valve links to each other with the button control circuit again, links to each other with remote-control receiving circuit again simultaneously.

Near panel 1 inside connecting rod 13 passage button 17 is installed also in the present embodiment, three angles 171 are arranged on the passage button circumference, passage button 17 opposite sides also are equipped with spacer 18, spacer one end is fixed in panel 1 through rotating shaft, the other end is associated with panel 1 through spring 19, with passage button 17 corresponding positions stop button 20 is installed on the lock housing 3,

passage button

17 and 20 coaxial linking to each other of stop button.

Used shift fork 6 in the present embodiment, stop button 20 are made up of two blocks parallel to each other 61 and the connector 62 that is connected in two blocks, 61 the same sides, also has step 63 on the block 61, the center of block 61 has through hole, shift fork 6 also has shift fork handle 64 at the opposite side of two blocks, 61 upper connectors 62, and shift fork 6, stop button 20 are made by the steel plate one of uniform thickness is stubborn.

The course of work: knock in password by remote controller or by the button on the panel 1, send the signal of telecommunication to electromagnetic valve, electromagnetic valve adhesive pulling connecting rod 13, make block 11 break away from dial 10, at this moment rotate all rotatable shift fork 6 of inner handle or outdoor handle 2, thereby the side's of stirring tongue keep plate 51 side's of making tongue 5 indentations in lock housing 3, automatic anti-theft door lock is opened, at this moment the locking riveting post on the transmission block 7 72 is abutted against with the locking boss 53 of square tongue keep plate, the locking boss of the side's of blocking tongue keep plate just in time, the side's of making tongue has played the effect of locking not ejecting lock housing because connecting the returning power of spring on it under the effect that does not have external force.

When lockset will be locked, tiltedly tongue 4 indentation under the effect of the external force of doorframe collision, oblique tongue rod 41 moves in lock housing, spigot surface 44 promotes transmission riveting post 71 to be made it to move in the oblique stopper slot 42, and transmission block 7 locks riveting post 72 like this and leaves locking boss 53 to the rotation of oblique tongue rod 41 directions, side's tongue keep plate 51 relies on the Hui Li of dress spring thereon that square tongue 5 is released outside the lock housing 1, lockset is locked, and under the pulling of torsion spring 9, transmission block 7 is reset to the home position.

When doing the passage lock use, at door inward turning reinsurance button 20, driven rotary passage button 17, an angle 171 of passage button promotes connecting rods 13 to solenoid movement, makes block 11 leave dial 10; Spacer 18 just in time is being stuck under the effect of spring 19 between two other angle 171 of passage button 17, thereby the position of stationary conduit button 17, make block 11 be in the state that leaves dial 10, like this, without the signal of telecommunication, just can rotate outdoor handle 2, the inner handle of door lock, the door in, can free in and out outdoors.

The present invention is reasonable in design, and is simple in structure, ingenious, and good reliability is used flexibly, and theftproof performance strengthens greatly, has good market popularization value.

Claims

1. automatic anti-theft door lock, comprise panel (1), handle, lock housing (3), be installed on the oblique tongue (4) on the lock housing (3), transmission mechanism, side's tongue (5), shift fork (6), it is characterized in that described transmission mechanism comprises transmission block (7) and is located at the oblique tongue rod (41) and the square tongue keep plate (51) of transmission block (7) both sides respectively, described transmission block (7) is provided with the pivot pin (8) that an end is fixed in lock housing (3), and transmission block (7) is gone up nearly oblique tongue rod (41) and is located to be provided with transmission riveting post (71), nearly side's tongue keep plate (51) locates to be provided with locking riveting post (72), also be provided with resetting-mechanism on the described transmission block (7), the shift fork handle (64) of described shift fork (6) when rotated with square tongue keep plate (51) on the riveting post (52) of unblanking be abutted against.

2. automatic anti-theft door lock according to claim 1, it is characterized in that described oblique tongue rod (41) is provided with an oblique stopper slot (42) near transmission block (7) one sides, tiltedly stopper slot (42) one ends also are connected with a straight stopper slot (43), and a hypotenuse of described oblique stopper slot (42) is spigot surface (44).

3. automatic anti-theft door lock according to claim 1 and 2 is characterized in that described side's tongue keep plate (51) is provided with locking boss (53) near a side of transmission block (7), and locking boss (53) contacts with locking riveting post (72) in motion path.

4. automatic anti-theft door lock according to claim 1 and 2, it is characterized in that locating to be provided with a reset hole (73) near locking riveting post (72) on the described transmission block (7), described resetting-mechanism is for being placed on the torsion spring (9) on the lock housing (3), (9) one of torsion springs pass reset hole (73) and link to each other with transmission block (7), and the other end is associated with lock housing (3).

5. automatic anti-theft door lock according to claim 1, it is characterized in that being provided with in the described panel (1) dial (10), described handle and dial (10), shift fork (6) are affixed, dial (10) excircle is provided with bayonet socket (101), when lock-out state, be abutted against on the described bayonet socket (101) and block arranged (11), block (11) links to each other with panel (1) rotary shaft by pin (12) away from dial (10) one sides, block (11) is gone up near dial (10) one sides and is connected with connecting rod (13), and the other end of connecting rod (13) links to each other with electric control gear (14).

6. according to claim 1 or 2 or 5 described automatic anti-theft door locks, it is characterized in that described block (11) is that three faces surround and cross section is the U type, middle one side is provided with tongue (111) near dial (10) one sides, the nearly tongues in two sides (111) locate to be hypotenuse (112), tongue (111) far away locates to be provided with pin hole (113), described dial (10) locates to be provided with block face (102) at nearly bayonet socket (101), and when lock-out state, described tongue (111) leans on mutually with described block face (102).

7. according to claim 1 or 2 or 5 described automatic anti-theft door locks, it is characterized in that described handle comprises inner handle and outdoor handle (2), described dial (10) is fixed on the outdoor handle (2), described shift fork (6) is socketed on the inner handle, described inner handle end in panel (1) is connected with inner handle dial (15), be connected with driver blade (16) between inner handle dial (15), dial (10), driver blade (16) two ends link to each other with dial (10), inner handle dial (15) by pivot pin respectively.

8. according to claim 1 or 2 or 5 described automatic anti-theft door locks, it is characterized in that also being provided with passage button (17) near the described connecting rod (13), described passage button (17) circumference is provided with several angles (171), described passage button (17) opposite side also is provided with spacer (18), described spacer (18) one ends are fixed in panel (1) through rotating shaft, the other end is associated with panel (1) through spring (19), described lock housing (3) goes up and passage button (17) corresponding position is provided with stop button (20), described passage button (17) and coaxial linking to each other of described stop button (20).

9. according to claim 1 or 2 or 5 described automatic anti-theft door locks, it is characterized in that described electric control gear (14) is electromagnetic valve or motor-driven deflector rod device, described electric control gear (14) links to each other with remote-control receiving circuit or links to each other with the button control circuit.

10. according to claim 1 or 2 or 5 described automatic anti-theft door locks, it is characterized in that described shift fork (6), stop button (20) be made up of two blocks parallel to each other (61) and the connector (62) of being located at two blocks (61) one sides, described block (61) is provided with step (63), the center of described block (61) is provided with through hole, described shift fork (6) is provided with shift fork handle (64) at the opposite side of two blocks (61) upper connectors (62), and described shift fork (6), stop button (20) are the steel plate of uniform thickness.