CN110388139B - Anti-withdrawal lock body mechanism and touch type door lock - Google Patents
Anti-withdrawal lock body mechanism and touch type door lock Download PDFInfo
- Publication number
- CN110388139B CN110388139B CN201910813123.XA CN201910813123A CN110388139B CN 110388139 B CN110388139 B CN 110388139B CN 201910813123 A CN201910813123 A CN 201910813123A CN 110388139 B CN110388139 B CN 110388139B
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- Prior art keywords
- lock
- lock tongue
- unidirectional
- plate
- shell
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- 230000007246 mechanism Effects 0.000 title claims abstract description 45
- 230000002512 anti-withdrawal effect Effects 0.000 title description 5
- 230000000903 blocking effect Effects 0.000 claims abstract description 27
- 230000033001 locomotion Effects 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000005484 gravity Effects 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/0033—Spindles for handles, e.g. square spindles
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/0046—Ratchet mechanisms
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/20—Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
- E05B17/2007—Securing, deadlocking or "dogging" the bolt in the fastening position
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/146—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other locks with two or more bolts, each bolt itself being a tumbler
Abstract
An anti-withdraw lock body mechanism and a touch type door lock. Mainly solves the problem that most of the existing anti-back mechanisms of the door lock have complex structures. The lock is characterized in that the lock shell comprises an inner cavity and an opening which are communicated; the lock tongue is arranged in the inner cavity and moves along a straight line to unlock or lock, and when the lock tongue is in a locking position, the front end of the lock tongue passes through the opening and is exposed out of the lock shell; the blocking piece comprises a first position which is in blocking fit with the lock tongue under the drive of the rotary core when the lock tongue is in the locking position and a second position which is away from the movement route of the lock tongue; the elastic reset piece is used for pushing the rotating core to enable the blocking piece to tend to move to the second position. The invention provides a lock body mechanism and a touch type door lock, which prevent a lock tongue from retreating through the movement of a blocking piece, have simple structure and convenient use, and further provide the touch type door lock with the mechanism, which can unlock through touching and pressing instead of rotating, has compact structure and lower space requirement of a side-by-side combination door.
Description
Technical Field
The invention belongs to the technical field of hardware, and particularly relates to an anti-unlocking body mechanism and a touch type door lock.
Background
The door lock is a hardware installed on the door to keep the space privacy, the basic structure of the door lock comprises a lock tongue which can stretch and retract under the action of external force and is matched with a buckling box installed on the door frame, and the door can be prevented from being opened by accidents such as wind blowing and the like.
Most of the existing door locks on the market are provided with a mechanism for preventing the locking bolt from being locked due to the fact that the locking bolt is stressed to retreat, so that the door is opened, most of the existing anti-retreating mechanisms are complex in structure and difficult to assemble, and in addition, most of the existing door locks on the market are of a structure for unlocking by twisting a handle, so that the space requirement is large.
Disclosure of Invention
In order to overcome the defects of the background technology, the invention provides an anti-withdrawal lock body mechanism and a touch type door lock, which mainly solve the problem that most anti-withdrawal mechanisms of the existing door lock are relatively complex in structure.
The technical scheme adopted by the invention is as follows:
an anti-backup lock mechanism comprising:
the lock comprises a lock shell, a lock cover and a lock cover, wherein the lock shell comprises an inner cavity and an opening which are communicated;
the lock tongue is arranged in the inner cavity and moves along a straight line to unlock or lock, and when the lock tongue is in a locking position, the front end of the lock tongue passes through the opening and is exposed out of the lock shell;
the retaining mechanism comprises a rotary core, an elastic resetting piece and a blocking piece which is in sliding fit with the inner cavity,
the blocking piece comprises a first position which is in blocking fit with the lock tongue under the drive of the rotating core when the lock tongue is in a locking position and a second position which is away from the movement route of the lock tongue;
the elastic reset piece is used for pushing the rotating core to enable the blocking piece to tend to move to the second position.
The inner cavity is provided with a cavity, the inner cavity is hinged with the inner cavity, and the inner cavity is hinged with the inner cavity.
The blocking piece comprises a bottom plate in sliding fit with the inner cavity, a top plate is arranged on the bottom plate, and the transmission plate and the bottom of the top plate are correspondingly arranged.
The upper end face of the top plate is provided with a third elastic piece for applying downward force.
The bottom plate is provided with a sliding block, and the lock shell is provided with a sliding groove which is in sliding fit with the sliding block.
The safety lock comprises a lock shell, and is characterized by further comprising a safety lock tongue, wherein the safety lock tongue comprises a side plate in sliding fit with the lock shell, a baffle plate in hinged fit is arranged on the inner wall of the inner cavity, one end of the baffle plate is correspondingly arranged with the side plate, and the other end of the baffle plate is correspondingly arranged with the bottom plate.
The touch type door lock comprises the anti-withdrawal lock body mechanism, the unidirectional device comprises a shell, a main shaft which is in linkage fit with the rotary core is arranged on the shell,
the shell is internally provided with a one-way locking mechanism, the one-way locking mechanism comprises a one-way lock which is in one-way fit with the main shaft and a first elastic piece which pushes the one-way lock to be in contact with the main shaft, the shell is internally provided with a pressing piece which moves along a straight line, and the pressing piece is used for enabling the one-way lock to be separated from the main shaft when being pressed.
The unidirectional locking mechanism is a ratchet and pawl mechanism, a first tooth is arranged on the circumferential outer wall of the main shaft, and a second tooth which is in unidirectional fit with the first tooth is arranged on the unidirectional lock.
The one-way lock comprises a first one-way lock and a second one-way lock which are correspondingly arranged on the left side and the right side of the central line of the main shaft, and also comprises a switching mechanism, wherein the switching mechanism is used for adjusting the first one-way lock or the second one-way lock to be in contact with the main shaft.
The switching mechanism comprises a first screw and a second screw, wherein the first screw is in threaded connection with the shell, a first limiting hole in clearance fit with the first screw is formed in the first unidirectional lock, the second screw is in threaded connection with the shell, and a second limiting hole in clearance fit with the second screw is formed in the second unidirectional lock.
The push plate is arranged in the shell and matched with the inclined surface of the button, a pushing part for pushing the one-way lock to leave the main shaft is arranged on the push plate, and a second elastic piece for pushing the push plate to leave the one-way lock is arranged on the back of the push plate.
The beneficial effects of the invention are as follows: the invention provides a lock body mechanism and a touch type door lock, which prevent a lock tongue from retreating through the movement of a blocking piece, have simple structure and convenient use, and further provide the touch type door lock with the mechanism, which can unlock through touching and pressing instead of rotating, has compact structure and lower space requirement of a side-by-side combination door.
Drawings
Fig. 1 is an exploded view of one embodiment of the present invention.
Fig. 2 is an internal schematic diagram of an embodiment of the present invention.
FIG. 3 is an internal schematic view of an embodiment of the present invention (locked and anti-back out).
Fig. 4 is a schematic perspective view of a barrier according to an embodiment of the present invention.
Fig. 5 is an exploded view of the touch door lock of the present invention.
Fig. 6 is an exploded view of the unidirectional device of the touch door lock of the present invention.
Fig. 7 is a partial view of a one-way device of the touch door lock of the present invention.
FIG. 8 is a schematic cross-sectional view of AA in FIG. 7.
Fig. 9 is a schematic cross-sectional view at BB in fig. 7.
Fig. 10 is an internal perspective view of the unidirectional device of the touch door lock of the present invention.
Fig. 11 is a partial perspective view of a unidirectional device of the touch type door lock of the present invention.
Fig. 12 is an enlarged schematic view at C in fig. 11.
Fig. 13 is a schematic view showing the cooperation of the pressing member and the pushing plate of the touch door lock according to the present invention.
Fig. 14 is a schematic view of a touch door lock according to another embodiment of the invention.
Fig. 15 is an enlarged schematic view at DD in fig. 14.
Detailed Description
The invention is further described below with reference to the accompanying drawings: as shown, an anti-backup lock mechanism comprises: a lock housing 1, which comprises an inner cavity 11 and an opening 12 which are communicated; the lock tongue 2 is arranged in the inner cavity and moves along a straight line to unlock or lock, and when the lock tongue is in a locking position, the front end of the lock tongue passes through the opening and is exposed out of the lock shell; the retaining mechanism 3 comprises a rotating core 31, an elastic reset piece 33 and a blocking piece 34 which is in sliding fit with the inner cavity, wherein the blocking piece comprises a first position which is in blocking fit with the lock tongue under the drive of the rotating core when the lock tongue is in a locking position and a second position which is away from the movement route of the lock tongue; the elastic reset piece is used for pushing the rotating core to enable the blocking piece to tend to move to the second position.
The elastic restoring member may be a spring or a torsion spring, and is used for pushing the rotating core to contact with the blocking member, and when the elastic restoring member is a torsion spring, referring to fig. 2 and 3, one end of a torsion leg of the torsion spring is abutted against the inner wall of the shell (preferably a strut 118 in the shell), and the other end is abutted against the cam to realize pre-tightening;
the lock tongue can comprise a movable rod 201, a fixed plate 101 is arranged in a lock shell, a spring 202 is arranged between the fixed plate and the movable rod, and the lock tongue is not described in detail in the prior art, and in addition, the lock tongue can adopt a double-direction inclined tongue structure.
As an alternative, the rotating core may directly push the blocking member to move, or may drive the blocking member to move through the transmission member, where the blocking member pushes against the back of the lock tongue when it descends, so that the lock tongue may not retract (see fig. 3), specifically, when the rotating core is forced to rotate clockwise against the force of the elastic reset member, the transmission plate rotates against the needle, and since the top of the transmission plate is pushed against the top plate, the top plate descends to the back of the lock tongue under the action of gravity (preferably, gravity and the elastic force of the third elastic member), otherwise, the rotating core rotates counterclockwise, so as to drive the transmission plate to rotate clockwise, so that the blocking member returns to the initial position.
In this embodiment, as shown in the figure, the device further comprises a driving plate 111 hinged to the inner cavity, the rotating core is provided with a cam 311, the cam is in sliding fit with the bottom of the driving plate, and the driving plate is correspondingly arranged with the blocking piece.
In this embodiment, as shown in the drawing, the blocking member includes a bottom plate 341 slidably engaged with the inner cavity, a top plate 342 is disposed on the bottom plate, and the driving plate 111 is disposed corresponding to the bottom of the top plate.
In this embodiment, as shown in the drawing, the top plate upper end surface is provided with a third elastic member 343 for applying downward force. The third elastic piece is a torsion spring or a spring.
In this embodiment, as shown in the figure, a slider 3411 is disposed on the bottom plate, and a chute 13 slidably engaged with the slider is disposed on the lock case. The structure is simple, so as to realize the linear motion of the bottom plate.
In this embodiment, as shown in the figure, the lock further comprises a safety lock tongue 4, the safety lock tongue comprises a side plate 41 in sliding fit with the lock shell, a baffle 42 in hinged fit is arranged on the inner wall of the inner cavity, one end of the baffle is correspondingly arranged with the side plate, and the other end of the baffle is correspondingly arranged with the bottom plate. The safety lock tongue is arranged below the bottom plate to prevent the bottom plate from descending under the normal state, and can retract and not extend after being inserted into the door frame, at the moment, referring to fig. 3, the baffle can leave the lower part of the bottom plate, so that the bottom plate can descend.
In this embodiment, as shown in the figure, a touch door lock includes a unidirectional device 5 and an anti-unlocking mechanism as described above, where the unidirectional device 5 includes a housing 51, a spindle 52 that is in linkage with the rotating core is disposed on the housing 51, a unidirectional locking mechanism is disposed in the housing, the unidirectional locking mechanism includes a unidirectional lock 61 that is in unidirectional fit with the spindle, and a first elastic member 62 that pushes the unidirectional lock to contact with the spindle, and a pressing member 7 that moves along a straight line is further disposed in the housing, where the pressing member is used to separate the unidirectional lock from the spindle when pressing. The main shaft can be linked with the rotating core through the transmission pin 53, one end of the main shaft extends out of the shell and is connected with the transmission pin, the other end of the main shaft is arranged in the shell and is matched with the unidirectional lock, when the rotating core is stressed to rotate clockwise, the rotating shaft can rotate but cannot rotate reversely, namely, unlocking cannot happen, when unlocking is needed, the pressing piece is pressed, the unidirectional lock is separated from the rotating shaft, and at the moment, the rotating shaft can rotate reversely, so that unlocking is achieved. The first elastic piece can be a spring, one end of the first elastic piece is propped against the inner wall of the shell, and the other end of the first elastic piece is propped against the unidirectional lock to apply force to the unidirectional lock in the direction of the rotating shaft.
The following describes the actual use condition of the door lock, when the door is closed, the lock tongue retreats, then drives the rotating core to overcome the acting force of the elastic reset piece to rotate clockwise (through the movable rod), the transmission plate rotates anticlockwise, the waistcoat 203 on the lock tongue is positioned on the lower end surface of the top plate, the top plate can not fall down, the locking rotating core of the unidirectional device can not rotate, after the door is closed, under the action of the spring 202, the lock tongue stretches out into the door frame, the waistcoat is not positioned below the top plate, the top plate falls on the back of the lock tongue under the action of gravity and the third elastic piece, the door is locked at the moment, and can not be opened, at the same time, the safety lock tongue retreats and can not stretch out (the plane rather than the groove arranged on the door frame and the safety lock tongue), so that the top plate can be freely lowered when the door is unlocked, the unidirectional device is released, the rotating core rotates under the action of the elastic reset piece to jack the back of the top plate away from the lock tongue, the door can be pulled, after the door is pulled, the safety tongue stretches out, the door lock tongue can not be pressed down again when the door is correspondingly opened, or the door can not be pressed down, and the door lock tongue can not be pressed down.
In this embodiment, as shown in the figure, the unidirectional locking mechanism is a ratchet and pawl mechanism, the circumferential outer wall of the main shaft is provided with a first tooth 521, and the unidirectional lock is provided with a second tooth 611 which is in unidirectional fit with the first tooth. The one-way mechanism is a ratchet and pawl mechanism, and has simple structure and convenient use.
In this embodiment, as shown in the drawing, the unidirectional lock includes a first unidirectional lock 612 and a second unidirectional lock 613 that are disposed correspondingly on the left and right sides of the center line of the spindle, and further includes a switching mechanism 8 for adjusting the contact between the first unidirectional lock or the second unidirectional lock and the spindle. The unidirectional mechanism can adjust the locking direction to adapt to different mounting positions, and has wider application range.
In this embodiment, as shown in the drawing, the switching mechanism includes a first screw 81 and a second screw 82, where the first screw is in threaded connection with the housing, a first limiting hole in clearance fit with the first screw is formed in the first unidirectional lock, and the second screw is in threaded connection with the housing, and a second limiting hole 6131 in clearance fit with the second screw is formed in the second unidirectional lock. When the locking is needed, the screw in the corresponding direction is turned out, the unidirectional lock can be normally used, the screw of the unidirectional lock on the other side is turned into a state that the screw cannot be contacted with the main shaft, and the unidirectional lock has a simple structure and is convenient to use.
In this embodiment, as shown in the drawing, a push plate 513 is disposed in the housing, the push plate cooperates with the inclined surface of the button, a pushing portion 5131 for pushing the unidirectional lock away from the spindle is disposed on the push plate, and a second elastic member 514 for pushing the push plate away from the unidirectional lock is disposed on the back of the push plate. The push piece is provided with a slope 71 for pushing, the slope pushes a sliding surface 5132 on the back of the push plate to realize the backing of the push plate, the push plate can be advanced through a second elastic piece, the bottom of the push plate is relatively close to the push plate due to the inclined arrangement of the unidirectional lock, after the push plate backs, the push part of the push plate can push the unidirectional lock to leave the main shaft to realize unlocking, the shell is provided with a through groove 517 for the push piece to pass through, two sides of the through groove are provided with supporting tables 518, and the push piece further comprises a return spring 75, and the bottom of the return spring is contacted with the supporting tables to realize the resetting of the push piece.
As another embodiment of the unidirectional locking mechanism, see fig. 14 and 15, a first unidirectional sleeve 92 fixed in the mounting groove 91 is adopted, and a second unidirectional sleeve 93 and a unidirectional bearing 95 are connected with the main shaft in a linkage manner.
In the description of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The embodiments described with reference to the drawings are exemplary and intended to be illustrative of the invention and should not be construed as limiting the invention. The examples should not be construed as limiting the invention, but any modifications based on the spirit of the invention should be within the scope of the invention.
Claims (6)
1. An anti-backup lock mechanism, comprising:
a lock shell (1) which comprises an inner cavity (11) and an opening (12) which are communicated;
the lock tongue (2) is arranged in the inner cavity and moves along a straight line to unlock or lock, and when the lock tongue is in a locking position, the front end of the lock tongue passes through the opening and is exposed out of the lock shell;
the retaining mechanism (3) comprises a rotary core (31), an elastic reset piece (33) and a blocking piece (34) which is in sliding fit with the inner cavity,
the blocking piece comprises a first position which is in blocking fit with the lock tongue under the drive of the rotating core when the lock tongue is in a locking position and a second position which is away from the movement route of the lock tongue;
the elastic reset piece is used for pushing the rotating core to enable the blocking piece to tend to move to the second position; the transmission plate (111) is hinged to the inner cavity, a cam (311) is arranged on the rotating core, the cam is in sliding fit with the bottom of the transmission plate, and the transmission plate and the blocking piece are correspondingly arranged; the blocking piece comprises a bottom plate (341) in sliding fit with the inner cavity, a top plate (342) is arranged on the bottom plate, and the transmission plate (111) is correspondingly arranged at the bottom of the top plate; a sliding block (3411) is arranged on the bottom plate, and a sliding groove (13) which is in sliding fit with the sliding block is arranged on the lock shell; the lock further comprises a safety lock tongue (4), the safety lock tongue comprises a side plate (41) which is in sliding fit with the lock shell, the inner wall of the inner cavity is provided with a baffle plate (42) which is in hinged fit, one end of the baffle plate is correspondingly arranged with the side plate, one end of the baffle plate is correspondingly arranged with the bottom plate,
the upper end surface of the top plate is provided with a third elastic piece for applying downward force, the lock tongue comprises a movable rod (201), the movable rod (201) is sleeved with a spring (202),
when the door is closed, the lock tongue retreats, then the rotating core is driven by the movable rod to overcome the acting force of the elastic resetting piece to rotate clockwise, the transmission plate rotates anticlockwise, at the moment, the waistcoat (203) on the lock tongue is positioned on the lower end face of the top plate, the top plate can not fall down, the unidirectional device locks the rotating core to enable the rotating core to be non-rotatable, after the door is closed, under the action of the spring (202), the lock tongue stretches out into the door frame, the waistcoat on the lock tongue is not positioned below the top plate, the top plate falls on the back of the lock tongue under the action of gravity and the third elastic piece, at the moment, the door is locked and can not be opened, at the same time, the safety lock tongue retreats and can not stretch out, the top plate can freely descend, when unlocking is needed, the unidirectional device is released, the top plate is jacked up to leave the back of the lock tongue under the action of the elastic resetting piece, at the moment, after the door is pulled, the safety lock tongue stretches out, and the lock tongue is prevented from being locked when the baffle correspondingly falls below the bottom plate, so that the door is unable to retreat.
2. A touch door lock, characterized in that: comprises a unidirectional device (5) and an anti-unlocking body mechanism as claimed in claim 1, wherein the unidirectional device (5) comprises a shell (51), a main shaft (52) which is in linkage fit with the rotary core is arranged on the shell (51),
the shell is internally provided with a one-way locking mechanism, the one-way locking mechanism comprises a one-way lock (61) which is in one-way fit with the main shaft and a first elastic piece (62) which pushes the one-way lock to be in contact with the main shaft, the shell is internally provided with a pressing piece (7) which moves along a straight line, and the pressing piece is used for enabling the one-way lock to be separated from the main shaft when being pressed.
3. A touch door lock according to claim 2, wherein: the unidirectional locking mechanism is a ratchet and pawl mechanism, a first tooth (521) is arranged on the circumferential outer wall of the main shaft, and a second tooth (611) which is in unidirectional fit with the first tooth is arranged on the unidirectional lock.
4. A touch door lock according to claim 3, wherein: the unidirectional lock comprises a first unidirectional lock (612) and a second unidirectional lock (613) which are correspondingly arranged on the left and right sides of the central line of the main shaft, and further comprises a switching mechanism (8) which is used for adjusting the first unidirectional lock or the second unidirectional lock to be in contact with the main shaft.
5. The touch door lock of claim 4, wherein: the switching mechanism comprises a first screw (81) and a second screw (82), wherein the first screw is in threaded connection with the shell, a first limiting hole in clearance fit with the first screw is formed in the first unidirectional lock, the second screw is in threaded connection with the shell, and a second limiting hole (6131) in clearance fit with the second screw is formed in the second unidirectional lock.
6. The touch door lock of claim 5, wherein: a push plate (513) is arranged in the shell and matched with the inclined surface of the button, a pushing part (5131) for pushing the one-way lock to leave the main shaft is arranged on the push plate, and a second elastic piece (514) for pushing the push plate to leave the one-way lock is arranged on the back of the push plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910813123.XA CN110388139B (en) | 2019-08-30 | 2019-08-30 | Anti-withdrawal lock body mechanism and touch type door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910813123.XA CN110388139B (en) | 2019-08-30 | 2019-08-30 | Anti-withdrawal lock body mechanism and touch type door lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110388139A CN110388139A (en) | 2019-10-29 |
| CN110388139B true CN110388139B (en) | 2024-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910813123.XA Active CN110388139B (en) | 2019-08-30 | 2019-08-30 | Anti-withdrawal lock body mechanism and touch type door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110388139B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472619A (en) * | 2020-04-27 | 2020-07-31 | 金捍安全(广州)智能科技有限公司 | Electric push bolt type escape door lock |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0374767U (en) * | 1989-11-14 | 1991-07-26 | ||
| KR100679176B1 (en) * | 2006-03-30 | 2007-02-06 | 주식회사 현대정밀 | The one touch door lock |
| KR101739569B1 (en) * | 2015-12-21 | 2017-06-08 | 주식회사 대현상공 | Lock for balcony door |
| DE102017008236B3 (en) * | 2017-09-01 | 2018-10-31 | Thorsten Russ | Securing device for a door lock |
| CN108952328A (en) * | 2018-07-28 | 2018-12-07 | 陈亚南 | A kind of anti-plug-in card safety door latch |
| CN210828708U (en) * | 2019-08-30 | 2020-06-23 | 许方情 | Anti-retreat lock body mechanism and touch type door lock |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060207301A1 (en) * | 2005-03-17 | 2006-09-21 | Chun-Te Yu | Interlocked double-unlockable lock apparatus |
-
2019
- 2019-08-30 CN CN201910813123.XA patent/CN110388139B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0374767U (en) * | 1989-11-14 | 1991-07-26 | ||
| KR100679176B1 (en) * | 2006-03-30 | 2007-02-06 | 주식회사 현대정밀 | The one touch door lock |
| KR101739569B1 (en) * | 2015-12-21 | 2017-06-08 | 주식회사 대현상공 | Lock for balcony door |
| DE102017008236B3 (en) * | 2017-09-01 | 2018-10-31 | Thorsten Russ | Securing device for a door lock |
| CN108952328A (en) * | 2018-07-28 | 2018-12-07 | 陈亚南 | A kind of anti-plug-in card safety door latch |
| CN210828708U (en) * | 2019-08-30 | 2020-06-23 | 许方情 | Anti-retreat lock body mechanism and touch type door lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110388139A (en) | 2019-10-29 |
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