CN102900287A - Anti-theft mortise door lock - Google Patents
Anti-theft mortise door lock Download PDFInfo
- Publication number
- CN102900287A CN102900287A CN2012103979043A CN201210397904A CN102900287A CN 102900287 A CN102900287 A CN 102900287A CN 2012103979043 A CN2012103979043 A CN 2012103979043A CN 201210397904 A CN201210397904 A CN 201210397904A CN 102900287 A CN102900287 A CN 102900287A
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- Prior art keywords
- insurance
- sheet
- lock body
- return sheet
- theft
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Abstract
The invention discloses an anti-theft mortise door lock, which comprises a lock body, wherein a panel is arranged on the lateral part of the lock body; a safety large sharp sheet is fixed on a safety bolt; a safety return sheet which can slide right and left relative to the safety large sharp sheet is arranged above the safety large sharp sheet; a first lateral edge is arranged on the lateral part of the safety return sheet; an unlocking clamping edge which can drive a clamping head to rotate rightwards is arranged at the position which corresponds to a locking clamping position on the safety return sheet; a safety guide sheet which is driven by a square core through a transmission assembly to slide relative to the safety return sheet is arranged above the safety return sheet; a second lateral edge is arranged at a position, which is outside the first lateral edge, of the lateral part of the safety guide sheet; and a regulating device is arranged on the lock body, and the safety guide sheet and the safety return sheet are connected into a whole through the first lateral edge and the second lateral edge which can be connected in a separable mode by the regulating device. The invention aims to provide the anti-theft mortise door lock which is high in anti-theft performance and can be regulated and controlled.
Description
[technical field]
The present invention relates to a kind of mortise theft-proof door lock.
[background technology]
Mortise theft-proof door lock is a kind of lock commonly used, the Fang Xin that existing insertion-core lock generally comprises lock body, panel, is connected with handle, the side's of being provided with tongue in lock core, latch bolt, safety tongue.There is following shortcoming in present insertion-core lock: square tongue, and latch bolt, safety tongue is driven by square core simultaneously, and safety tongue can not break away from the control of Fang Xin, and the adjustable control of lock is poor like this.
[summary of the invention]
The present invention has overcome the deficiency of above-mentioned technology, provides that a kind of theftproof performance is good, the mortise theft-proof door lock of adjustable control.
For achieving the above object, the present invention has adopted following technical proposal:
A kind of mortise theft-proof door lock, include lock body 1, be provided with panel 2 at lock body 1 sidepiece, it is characterized in that in lock body 1, being provided with the latch bolt 101 outside the extending panel 2 left, side's tongue 102, safety tongue 6, be fixed with the large sharp sheet 3 of insurance at safety tongue 6, be provided with lower breach 31 at the large sharp sheet 3 of insurance, sidewall at lower breach 31 is provided with locking screens 311, knob 16 is housed in described lock body, be provided with at knob 16 and can block locking screens 311 after stretching into lower breach 31 interior rotations and dop 161 in the restriction safety tongue 6 retraction lock bodies, be connected with guide spring 17 at dop 161, guide spring 17 other ends are fixed on the lock body; Above the large sharp sheet 3 of insurance, be provided with relatively its insurance return sheet 7 that horizontally slips, be provided with first side 71 at insurance return sheet 7 sidepieces, the position relative with locking screens 311 is provided with and can drives the release edge 72 that described dop 161 rotates to the right on insurance return sheet 7; Above insurance return sheet 7, be provided with by square core 22 and relatively insure the insurance prerotation vane 5 that return sheet 7 slides by transmission component 200 drives, the outside that is positioned at first side 71 at insurance prerotation vane 5 sidepieces is provided with second side 51, also is provided with first side 71 and second side 51 to be linked together separably and so that the adjusting device 30 that insurance prerotation vane 5, insurance return sheet 7 are connected as a single entity on lock body.
Described adjusting device 30 comprises movable lock pin 10 and rotary regulating lever 12, and 71 are provided with interconnecting hole 711 in the first side, and position relative with interconnecting hole 711 on second side 51 is provided with outer connecting hole 511; Between movable lock pin 10 and insurance prerotation vane 5, be provided with lock pin back-moving spring 8, one end of rotary regulating lever 12 is contained on the lock body rotationally, the other end extending panel of rotary regulating lever 12, side at rotary regulating lever 12 middle parts is provided with the release breach 121 that after the described movable lock pin of confession 10 outer ends are stretched into insurance prerotation vane 5, insurance return sheet 7 is separated, and promotion activity lock pin 10 can be inserted into successively the promotion wall 122. in outer connecting hole 511, the interconnecting hole 711 after the opposite side at rotary regulating lever 12 middle parts is provided with rotation
Be fixed with position-limited rack 9 in lock body 1, position corresponding with outer connecting hole 511 on position-limited rack 9 is provided with the pin-and-hole that passes for described movable lock pin 10.
Described transmission component 200 comprises the escape bar 21 that is flexibly connected with square core 22, the driver blade 20 that escape bar 21 other ends are flexibly connected, and driver blade 20 other ends are connected with return sheet 19, and return sheet 19 other ends and described insurance prerotation vane 5 are flexibly connected.
Be provided with the first bar shaped slide opening 32 at the large sharp sheet 3 of described insurance, be fixed with the first gag lever post 33 that is inserted in this first bar shaped slide opening 32 at lock body.
Be fixed with the second gag lever post 18 at the large sharp sheet 3 of insurance, be provided with the length of the second bar shaped slide opening 73, the second bar shaped slide openings 73 that pass for the second gag lever post 18 greater than the external diameter of the second gag lever post 18 at described insurance return sheet 7.
Be provided with the 3rd bar shaped slide opening 52 above the second bar shaped slide opening 73 on the insurance prerotation vane 5, described the second gag lever post 18 upper ends are passed from the 3rd bar shaped slide opening 52, and the length of the 3rd bar shaped slide opening 52 is greater than the length of the second bar shaped slide opening 73.
Be provided with the hook 53 that catches on for described return sheet 19 at insurance prerotation vane 5.
Compared with prior art, the invention has the beneficial effects as follows: the cooperation of the large sharp sheet of insurance that is stacked together by increase, insurance return sheet, insurance prerotation vane realizes the interlock of safety tongue and Fang Xin or separates, reaches the effect of adjustable control.
[description of drawings]
Fig. 1 is stereogram of the present invention.
Fig. 2 is the stereogram that removes top cover of the present invention.
Fig. 3 is structural representation of the present invention.
Fig. 4 is adjusting device of the present invention and the stereogram that insures large sharp sheet, insurance return sheet, insurance prerotation vane.
Fig. 5 is the explosive view of Fig. 4.
The structure chart of Fig. 6 when to be insurance prerotation vane of the present invention with insurance return sheet be fixedly connected with one.
The structure chart of Fig. 7 when to be insurance prerotation vane of the present invention with insurance return sheet separate.
[specific embodiment]
Shown in Fig. 1-7, a kind of mortise theft-proof door lock, include lock body 1, be provided with panel 2 at lock body 1 sidepiece, it is characterized in that in lock body 1, being provided with the latch bolt 101 outside the extending panel 2 left, side's tongue 102, safety tongue 6, be fixed with the large sharp sheet 3 of insurance at safety tongue 6, be provided with lower breach 31 at the large sharp sheet 3 of insurance, sidewall at lower breach 31 is provided with locking screens 311, knob 16 is housed in described lock body, be provided with at knob 16 and can block locking screens 311 after stretching into lower breach 31 interior rotations and dop 161 in the restriction safety tongue 6 retraction lock bodies, be connected with guide spring 17 at dop 161, guide spring 17 other ends are fixed on the lock body; Above the large sharp sheet 3 of insurance, be provided with relatively its insurance return sheet 7 that horizontally slips, be provided with first side 71 at insurance return sheet 7 sidepieces, the position relative with locking screens 311 is provided with and can drives the release edge 72 that described dop 161 rotates to the right on insurance return sheet 7; Above insurance return sheet 7, be provided with by square core 22 and relatively insure the insurance prerotation vane 5 that return sheet 7 slides by transmission component 200 drives, the outside that is positioned at first side 71 at insurance prerotation vane 5 sidepieces is provided with second side 51, also is provided with first side 71 and second side 51 to be linked together separably and so that the adjusting device 30 that insurance prerotation vane 5, insurance return sheet 7 are connected as a single entity on lock body.
Described adjusting device 30 comprises movable lock pin 10 and rotary regulating lever 12, and 71 are provided with interconnecting hole 711 in the first side, and position relative with interconnecting hole 711 on second side 51 is provided with outer connecting hole 511; Between movable lock pin 10 and insurance prerotation vane 5, be provided with lock pin back-moving spring 8, one end of rotary regulating lever 12 is contained on the lock body rotationally, the other end extending panel of rotary regulating lever 12, side at rotary regulating lever 12 middle parts is provided with the release breach 121 that after the described movable lock pin of confession 10 outer ends are stretched into insurance prerotation vane 5, insurance return sheet 7 is separated, and promotion activity lock pin 10 can be inserted into successively the promotion wall 122 in outer connecting hole 511, the interconnecting hole 711 after the opposite side at rotary regulating lever 12 middle parts is provided with rotation.
Be fixed with position-limited rack 9 in lock body 1, position corresponding with outer connecting hole 511 on position-limited rack 9 is provided with the pin-and-hole that passes for described movable lock pin 10.
Described transmission component 200 comprises the escape bar 21 that is flexibly connected with square core 22, the driver blade 20 that escape bar 21 other ends are flexibly connected, and driver blade 20 other ends are connected with return sheet 19, and return sheet 19 other ends and described insurance prerotation vane 5 are flexibly connected.
Be provided with the first bar shaped slide opening 32 at the large sharp sheet 3 of described insurance, be fixed with the first gag lever post 33 that is inserted in this first bar shaped slide opening 32 at lock body.
Be fixed with the second gag lever post 18 at the large sharp sheet 3 of insurance, be provided with the length of the second bar shaped slide opening 73, the second bar shaped slide openings 73 that pass for the second gag lever post 18 greater than the external diameter of the second gag lever post 18 at described insurance return sheet 7.
Be provided with the 3rd bar shaped slide opening 52 above the second bar shaped slide opening 73 on the insurance prerotation vane 5, described the second gag lever post 18 upper ends are passed from the 3rd bar shaped slide opening 52, and the length of the 3rd bar shaped slide opening 52 is greater than the length of the second bar shaped slide opening 73.
Be provided with the hook 53 that catches on for described return sheet 19 at insurance prerotation vane 5.
Operating principle of the present invention is as follows:
When make the direction mark facing to " opening " word with screwdriver adjusting rod 12, at this moment the promotion wall 122 on the adjusting rod 12 is up lifted movable lock pin 10 and is inserted into successively in outer connecting hole 511, the interconnecting hole 711, makes insurance prerotation vane 5 be fixedly connected with one with insurance return sheet 7.When handle is opened lock body, driving square core 22 rotates, side's core 22 is connecting escape bar 21, escape bar 21 is connecting driver blade 20, the rear end of driver blade 20 is connecting return sheet 19, return sheet 19 is connecting insurance prerotation vane 5, insurance prerotation vane 5 sees through movable lock pin 10 and is connected with insurance return sheet 7, insurance return sheet 7 is fixed on the large sharp sheet 3 of insurance, insurance return sheet 7 pulling knobs 16, and the elastic force that knob 16 sees through guide spring 17 clockwise rotates, driving insurance prerotation vane 5 together level toward moving right, because insurance prerotation vane 5 is fixed on the large sharp sheet 3 of insurance, admittedly insure large sharp sheet 3 also level toward moving right, thereby make the safety tongue return reach escaping function.
When make the direction mark facing to " pass " word with screwdriver adjusting rod 12, release breach 121 on the adjusting rod 12 is relative with movable lock pin 10, movable lock pin 10 moves down successively under the effect of lock pin back-moving spring 8 and withdraws from outer connecting hole 511, interconnecting hole 711, and insurance prerotation vane 5 is separated with insurance return sheet 7.When handle is opened lock body, driving square core 22 rotates, side's core 22 is connecting escape bar 21, and escape bar 21 is connecting driver blade 20, and the rear end of driver blade 20 is connecting return sheet 19, return sheet 19 is connecting insurance prerotation vane 5, but because insurance prerotation vane 5 is not connected with insurance return sheet 7, stretchy knob 16 does not clockwise rotate, and insurance prerotation vane 5 and the large sharp sheet 3 of insurance can not level is past move right, make the safety tongue can not return, escaping function loses efficacy.
Claims (8)
1. mortise theft-proof door lock, include lock body (1), be provided with panel (2) at lock body (1) sidepiece, it is characterized in that in lock body (1), being provided with the latch bolt (101) outside the extending panel (2) left, side's tongue (102), safety tongue (6), be fixed with insurance large sharp sheet (3) at safety tongue (6), be provided with lower breach (31) at the large sharp sheet of insurance (3), sidewall at lower breach (31) is provided with locking screens (311), knob (16) is housed in described lock body, be provided with to stretch in the lower breach (31) at knob (16) and can block locking screens (311) after rotating and dop (161) in restriction safety tongue (6) the retraction lock body, be connected with guide spring (17) at dop (161), guide spring (17) other end is fixed on the lock body; Be provided with relatively its insurance return sheet (7) that horizontally slips in the large sharp sheet of insurance (3) top, be provided with first side (71) at insurance return sheet (7) sidepiece, be provided with in the upper position relative with locking screens (311) of insurance return sheet (7) and can drive the release edge (72) that described dop (161) rotates to the right; Be provided with the insurance prerotation vane (5) that is relatively insured return sheet (7) slip by square core (22) by transmission component (200) drive in insurance return sheet (7) top, the outside that is positioned at first side (71) at insurance prerotation vane (5) sidepiece is provided with second side (51), also is provided with first side (71) and second side (51) to be linked together separably and so that insurance prerotation vane (5), insure the adjusting device (30) that return sheet (7) is connected as a single entity on lock body.
2. a kind of mortise theft-proof door lock according to claim 1, it is characterized in that described adjusting device (30) comprises movable lock pin (10) and rotary regulating lever (12), (71) are provided with interconnecting hole (711) in the first side, and (51) upper position relative with interconnecting hole (711) is provided with outer connecting hole (511) in the second side; Between movable lock pin (10) and insurance prerotation vane (5), be provided with lock pin back-moving spring (8), one end of rotary regulating lever (12) is contained on the lock body rotationally, the other end extending panel of rotary regulating lever (12), side at rotary regulating lever (12) middle part is provided with for described movable lock pin (10) outer end and stretches into the rear insurance prerotation vane (5) that makes, the release breach (121) that insurance return sheet (7) separates can be inserted into outer connecting hole (511) successively with promotion activity lock pin (10) after the opposite side at rotary regulating lever (12) middle part is provided with rotation, promotion wall (122) in the interconnecting hole (711).
3. a kind of mortise theft-proof door lock according to claim 2, it is characterized in that in lock body (1), being fixed with position-limited rack (9), be provided with the pin-and-hole that passes for described movable lock pin (10) in the upper position corresponding with outer connecting hole (511) of position-limited rack (9).
4. a kind of mortise theft-proof door lock according to claim 1 and 2, it is characterized in that described transmission component (200) comprises the escape bar (21) that is flexibly connected with Fang Xin (22), the driver blade (20) that escape bar (21) other end is flexibly connected, driver blade (20) other end is connected with return sheet (19), and return sheet (19) other end and described insurance prerotation vane (5) are flexibly connected.
5. a kind of mortise theft-proof door lock according to claim 4 is characterized in that being provided with the first bar shaped slide opening (32) at the large sharp sheet of described insurance (3), is fixed with the first gag lever post (33) that is inserted in this first bar shaped slide opening (32) at lock body.
6. a kind of mortise theft-proof door lock according to claim 5, it is characterized in that being fixed with the second gag lever post (18) at the large sharp sheet of insurance (3), be provided with the second bar shaped slide opening (73) that passes for the second gag lever post (18) at described insurance return sheet (7), the length of the second bar shaped slide opening (73) is greater than the external diameter of the second gag lever post (18).
7. a kind of mortise theft-proof door lock according to claim 6, it is characterized in that being provided with the 3rd bar shaped slide opening (52) in the top of upper the second bar shaped slide opening (73) of insurance prerotation vane (5), described the second gag lever post (18) upper end is passed from the 3rd bar shaped slide opening (52), and the length of the 3rd bar shaped slide opening (52) is greater than the length of the second bar shaped slide opening (73).
8. a kind of mortise theft-proof door lock according to claim 7 is characterized in that being provided with the hook (53) that catches on for described return sheet (19) at insurance prerotation vane (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210397904.3A CN102900287B (en) | 2012-10-18 | 2012-10-18 | Anti-theft mortise door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210397904.3A CN102900287B (en) | 2012-10-18 | 2012-10-18 | Anti-theft mortise door lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102900287A true CN102900287A (en) | 2013-01-30 |
| CN102900287B CN102900287B (en) | 2015-01-07 |
Family
ID=47572749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210397904.3A Active CN102900287B (en) | 2012-10-18 | 2012-10-18 | Anti-theft mortise door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102900287B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040089033A1 (en) * | 1998-10-29 | 2004-05-13 | Mei-Feng Lu | Door lock structure |
| AU2004201336A1 (en) * | 2003-04-04 | 2004-10-21 | Doric Products Pty Limited | A Lock |
| CN200946408Y (en) * | 2006-08-22 | 2007-09-12 | 方大集团股份有限公司 | Panel lock |
| CN200971662Y (en) * | 2006-09-18 | 2007-11-07 | 潘恩成 | Two-purpose intelligent anti-theft lock |
| CN200989103Y (en) * | 2006-12-29 | 2007-12-12 | 张立成 | Inserting bolt type antitheft door automatic lock |
| CN203008573U (en) * | 2012-10-18 | 2013-06-19 | 中山市基信锁芯有限公司 | Inserted-core type anti-theft door lock |
-
2012
- 2012-10-18 CN CN201210397904.3A patent/CN102900287B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040089033A1 (en) * | 1998-10-29 | 2004-05-13 | Mei-Feng Lu | Door lock structure |
| AU2004201336A1 (en) * | 2003-04-04 | 2004-10-21 | Doric Products Pty Limited | A Lock |
| CN200946408Y (en) * | 2006-08-22 | 2007-09-12 | 方大集团股份有限公司 | Panel lock |
| CN200971662Y (en) * | 2006-09-18 | 2007-11-07 | 潘恩成 | Two-purpose intelligent anti-theft lock |
| CN200989103Y (en) * | 2006-12-29 | 2007-12-12 | 张立成 | Inserting bolt type antitheft door automatic lock |
| CN203008573U (en) * | 2012-10-18 | 2013-06-19 | 中山市基信锁芯有限公司 | Inserted-core type anti-theft door lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102900287B (en) | 2015-01-07 |
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| C14 | Grant of patent or utility model | ||
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