CN211736745U - Electric control door lock - Google Patents
Electric control door lock Download PDFInfo
- Publication number
- CN211736745U CN211736745U CN202020115753.8U CN202020115753U CN211736745U CN 211736745 U CN211736745 U CN 211736745U CN 202020115753 U CN202020115753 U CN 202020115753U CN 211736745 U CN211736745 U CN 211736745U
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- Prior art keywords
- bolt
- block
- latch bolt
- latch
- lock
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- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 44
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a lock field discloses an automatically controlled lock, including the lock shell, install the link gear in the lock shell, along lock shell side-to-side motion's oblique tongue mechanism and spring bolt, still rotate in the lock shell and install the rotating base, the link gear is including rotating the first linkage piece that sets up in the lock shell, the second linkage piece, transmission piece and spring bolt swivel mount, be equipped with the transmission lug on the lateral wall of rotating base, the one end and the transmission lug contact of first linkage piece and second linkage piece, the one end and the first linkage piece contact of transmission piece, its other end links to each other with oblique tongue mechanism, the contact of the second linkage piece is linked to each other to spring bolt swivel mount's one end, its other end links to each other with the spring bolt. The utility model discloses the simple structure of product, reasonable through the link mechanism simple to use, realized unblanking and the shutting motion of automatically controlled lock, this mechanism simple structure, the motion is reliable, because reduced inside and outside operating mechanism, makes the reliability of whole lock strengthen greatly.
Description
Technical Field
The utility model relates to a lock field especially relates to an automatically controlled lock.
Background
The door lock is a common safety device in life. Some conventional door locks have handles provided inside and outside the door. Such as gates or bedroom doors, require handles inside and outside the door. However, in the prior art, when the door is opened or locked by using the handle, a transmission device similar to a lever structure needs to be driven so as to drive the lock tongue to move. Moreover, the short rod of the lever structure is arranged at the handle side, and the long rod is arranged at the bolt side, so that the door is opened or locked with great effort. Moreover, the lever structure is complex and is easy to damage.
Chinese published patent numbers: CN103061599A discloses a door lock, which comprises: a latch bolt; a first rotating shaft; the second rotating shaft is coaxially arranged with the first rotating shaft; the first transmission device is provided with a through cavity, the first rotating shaft and the second rotating shaft are in rotary fit with the through cavity, and the first transmission device comprises a first positioning part; the second transmission device is coaxially sleeved outside the first transmission device and comprises a second positioning part, and the first positioning part is matched with the second positioning part, so that the first transmission device and the second transmission device relatively rotate within a preset angle. The door lock of this structure can realize opening the door or laborsaving when locking the door, nevertheless can't be applicable to the most common automatically controlled lock in the existing market at present, does not have the spring bolt to consolidate simultaneously, is opened by other people's force easily.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the shortcoming of the more complicated of lock structure among the prior art, easy damage, provide an automatically controlled lock.
In order to solve the technical problem, the utility model discloses a following technical scheme can solve:
the utility model provides an automatically controlled lock, including the lock shell, install the link gear in the lock shell, along oblique tongue mechanism and the spring bolt of lock shell side-to-side motion, still rotate in the lock shell and install and rotate the base, it passes through link gear drive oblique tongue mechanism and the relative lock shell of spring bolt and contracts or stretch out to rotate the base, the link gear is including rotating the first linkage piece that sets up in the lock shell, the second linkage piece, transmission piece and spring bolt swivel mount, be equipped with the transmission lug on the lateral wall of rotation base, the one end and the transmission lug contact of first linkage piece and second linkage piece, the one end and the first linkage piece contact of transmission piece, its other end links to each other with oblique tongue mechanism, the one end and the second linkage piece contact of spring bolt swivel mount, its other end links to each other with the spring bolt. The utility model discloses the simple structure of product, reasonable through the link mechanism simple to use, realized unblanking and the shutting motion of automatically controlled lock, this mechanism simple structure, the motion is reliable, because reduced inside and outside operating mechanism, makes the reliability of whole lock strengthen greatly.
Preferably, the latch bolt mechanism comprises a latch bolt and a latch bolt sliding block, one end of the latch bolt is fixed with a latch bolt guiding rod, a return spring is sleeved on the latch bolt guiding rod, the other end of the latch bolt guiding rod is fixed with a latch bolt fixing piece, the latch bolt sliding block is slidably installed in the lock shell, a guiding hole is formed in the latch bolt sliding block, the latch bolt fixing piece is arranged in the guiding hole and slides back and forth along the guiding hole, and the transmission block is in contact with the latch bolt fixing piece. The fixing piece is driven to slide back and forth in the guide hole through a lever structure of the transmission block, so that the retraction of the latch bolt when the inner side door lock rotates clockwise is realized.
Preferably, one end of the latch tongue sliding block is provided with a latch tongue groove, and the raised head of the transmission convex block is positioned in the latch tongue groove and attached to the right inner wall of the latch tongue groove. The raised head of the transmission convex block drives the latch bolt slide block to contract, thereby realizing the contraction of the latch bolt when the outside door lock rotates anticlockwise.
Preferably, a driving motor is further arranged in the lock shell, a first gear is fixed on an output shaft of the driving motor, a second gear matched with the first gear is fixed on the bolt rotating seat, and the driving motor drives the bolt rotating seat to rotate through the first gear and the second gear. The door lock can be rapidly and laborsavingly extended and retracted by the driving motor.
As the preferred, be equipped with the spring bolt recess on the spring bolt, be equipped with first connecting block and second connecting block on the spring bolt swivel mount, first connecting block sets up in the spring bolt recess, and the second connecting block is laminated mutually with the one end of second linkage piece. When the lock was opened the door clockwise in the inboard, the second linkage piece can drive the second connecting block and rotate to drive the rotation of spring bolt swivel mount and first connecting block, finally realize the shrink of spring bolt.
Preferably, the rotating base is provided with a door lock hole for inserting a door lock handle, and the bolt rotating seat is provided with a key hole for inserting a key and driving the bolt rotating seat to rotate.
The utility model discloses owing to adopted above technical scheme, have apparent technological effect: the utility model discloses the simple structure of product, reasonable through the link mechanism simple to use, realized unblanking and the shutting motion of automatically controlled lock, this mechanism simple structure, the motion is reliable, because reduced inside and outside operating mechanism, makes the reliability of whole lock strengthen greatly.
Drawings
Fig. 1 is an overall front view of the present invention.
Fig. 2 is a schematic structural view of the linkage mechanism.
Fig. 3 is a rear view of the present invention as a whole.
Fig. 4 is an enlarged view of a structure in fig. 1.
The names of the parts indicated by the numerical references in the above figures are as follows: the lock comprises a lock shell 10, a lock head 11, a latch 12, a latch mechanism 13, a latch, a rotating base 14, a first linkage block 15, a second linkage block 16, a transmission block 17, a latch rotating seat 18, a transmission projection 19, a latch 20, a latch slider 21, a latch guide rod 22, a reset spring 23, a latch fixing part 24, a guide hole 25, a latch groove 26, a driving motor 27, a first gear 28, a second gear 29, a latch groove 30, a first connecting block 31, a second connecting block 32, a door lock hole 33 and a key hole 34.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1
An electrically controlled door lock, as shown in fig. 1-4, comprises a lock case 10, a linkage mechanism, a latch bolt mechanism 12 and a latch bolt 13 which move left and right along the lock case 10 are installed in the lock case 10, a rotating base 14 is also installed in the lock case 10 in a rotating manner, the rotating base 14 drives the latch bolt mechanism 12 and the latch bolt 13 to contract or extend relative to the lock case 10 through the linkage mechanism, characterized in that the linkage mechanism comprises a first linkage block 15, a second linkage block 16, a transmission block 17 and a latch bolt rotating base 18 which are rotatably installed in the lock case 10, a transmission lug 19 is installed on the side wall of the rotating base 14, the first linkage block 15 and the second linkage block 16 are both installed on the outer wall of the rotating base 14, the first linkage block 15 is located below the second linkage block 16, one end of the first linkage block 15 and one end of the second linkage block 16 are in contact with the transmission lug 19, and the transmission lug 19 drives the first linkage block 15 and the second linkage block 16 to rotate together when rotating clockwise, one end of the driving block 17 is contacted with the first linkage block 15, the other end is connected with the latch bolt mechanism 12, one end of the latch bolt rotary seat 18 is contacted with the second linkage block 16, and the other end is connected with the latch bolt 13. The transmission block 17 is fixed in the lock case by a fixed shaft and rotates around the fixed shaft, and when the first linkage block 15 rotates one end of the transmission block 17, the other end of the transmission block correspondingly follows the rotation (lever principle).
The latch bolt mechanism 12 comprises a latch bolt 20 and a latch bolt slide block 21, one end of the latch bolt 20 is fixed with a latch bolt guide rod 22, the latch bolt guide rod 22 is sleeved with a return spring 23, the other end of the latch bolt guide rod 22 is fixed with a latch bolt fixing piece 24, the latch bolt slide block 21 is slidably installed in the lock shell 10, the latch bolt slide block 21 is provided with a guide hole 25, the latch bolt fixing piece 24 is arranged in the guide hole 25 and slides back and forth along the guide hole 25, and the transmission block 17 is in contact with the latch bolt fixing piece 24.
One end of the latch tongue slide block 21 is provided with a latch tongue groove 26, and the raised head 11 of the transmission convex block 19 is positioned in the latch tongue groove 26 and is attached to the right inner wall of the latch tongue groove 26.
A driving motor 27 is further arranged in the lock case 10, a first gear 28 is fixed on an output shaft of the driving motor 27, a second gear 29 matched with the first gear 28 is fixed on the bolt rotating seat 18, and the driving motor 27 drives the bolt rotating seat 18 to rotate through the first gear 28 and the second gear 29.
The bolt 13 is provided with a bolt groove 30, the bolt rotating base 18 is provided with a first connecting block 31 and a second connecting block 32, the first connecting block 31 is arranged in the bolt groove 30, and the second connecting block 32 is attached to one end of the second linkage block 16.
When the door is opened from the inner side (figure 1), the door handle drives the rotating base 14 to rotate clockwise, the rotating base 14 drives the transmission lug 19 on the side wall to rotate clockwise, and the transmission lug 19 drives the first linkage block 15 and the second linkage block 16 to rotate clockwise; the first linkage block 15 drives the transmission block 17 to rotate anticlockwise, and the transmission block 17 drives the door lock fixing piece 24 to move rightwards along the guide hole 25, so that the latch bolt guide rod and the latch bolt are driven to contract inwards; meanwhile, the second linkage block 16 drives the second connection block 32 to rotate anticlockwise so as to drive the bolt rotation base 18 and the first connection block 31 to rotate anticlockwise, and if the bolt 13 is in an extending state (the first connection block 31 is attached to the right inner wall of the bolt groove 30), the bolt 13 is driven to contract, and the inside door opening is completed.
When the door is closed from the inside, the tongue-touching mechanism (not shown) will be pressed by the door frame and retracted into the lock case 10 when the door is closed, at this time, it will send an electric signal to the driving motor 27, the driving motor 27 will drive the bolt rotation base 18 to rotate clockwise through the first gear 28 and the second gear 29, the bolt 13 will be ejected out of the lock case 10, and the complete automatic door locking is achieved.
When the door is opened from the outside, the door handle drives the rotating base 14 to rotate anticlockwise, the rotating base 14 drives the transmission lug 19 on the side wall thereof to rotate anticlockwise, the raised head 11 of the transmission lug 19 is attached to the right inner wall of the latch tongue groove 26, and the latch tongue sliding block 21 is driven to move rightwards, so that the latch tongue fixing piece 24, the latch tongue guide rod 22 and the latch tongue 20 are driven to contract inwards together, and the transmission lug 19 does not contact with the second linkage block 16 when rotating anticlockwise, so that the latch tongue 13 is not driven to move.
The same principle is applied to the outside door closing and the inside door closing.
Example 2
The embodiment 2 has substantially the same features as the embodiment 1, except that a door lock hole 33 for inserting a door lock handle is formed on the rotating base 14, and a key hole 34 for inserting a key and driving the bolt rotating base 18 to rotate is formed on the bolt rotating base 18.
Example 3
The embodiment 3 has the same characteristics as the embodiment 1, except that a contact tongue mechanism for detecting the door opening and closing of the door lock is further arranged in the lock shell 10, the contact tongue mechanism is a common contact tongue mechanism for the door lock, the principle of the contact tongue mechanism is that the contact tongue is jacked into the lock shell 10 when the door is opened and closed, a stroke plate at the lower end of the contact tongue mechanism leaves a contact switch, and therefore an electric signal is sent to a driving motor, and the driving motor drives a lock tongue to move.
In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.
Claims (6)
1. An electric control door lock comprises a lock shell (10), a linkage mechanism, a latch bolt mechanism (12) and a latch bolt (13) which move left and right along the lock shell (10) are arranged in the lock shell (10), a rotating base (14) is further rotatably arranged in the lock shell (10), the rotating base (14) drives the latch bolt mechanism (12) and the latch bolt (13) to contract or extend relative to the lock shell (10) through the linkage mechanism, the electric control door lock is characterized in that the linkage mechanism comprises a first linkage block (15), a second linkage block (16) and a transmission block (17) which are rotatably arranged in the lock shell (10), a transmission convex block (19) is arranged on the side wall of the rotating base (14), one end of the first linkage block (15) and one end of the second linkage block (16) are contacted with the transmission convex block (19), one end of the transmission block (17) is contacted with the first linkage block (15), the other end of the transmission block is connected with the latch bolt mechanism (12), and a rotating seat (18) is further rotatably arranged in the lock shell (10), one end of the bolt rotary seat (18) is contacted with the second linkage block (16), and the other end is connected with the bolt (13).
2. An electrically controlled door lock according to claim 1, wherein: the latch bolt mechanism (12) comprises a latch bolt (20) and a latch bolt sliding block (21), a latch bolt guide rod (22) is fixed at one end of the latch bolt (20), a reset spring (23) is sleeved on the latch bolt guide rod (22), a latch bolt fixing piece (24) is fixed at the other end of the latch bolt guide rod (22), the latch bolt sliding block (21) is slidably installed in the lock shell (10), a guide hole (25) is formed in the latch bolt sliding block (21), the latch bolt fixing piece (24) is arranged in the guide hole (25) and slides back and forth along the guide hole (25), and the transmission block (17) is in contact with the latch bolt fixing piece (24).
3. An electrically controlled door lock according to claim 2, wherein: one end of the latch tongue sliding block (21) is provided with a latch tongue groove (26), the transmission convex block (19) is provided with a convex head (11), and the convex head (11) is positioned in the latch tongue groove (26) and is contacted with the right inner wall of the latch tongue groove (26).
4. An electrically controlled door lock according to claim 1, wherein: still be equipped with driving motor (27) in lock shell (10), be fixed with first gear (28) on driving motor (27)'s the output shaft, be fixed with on bolt swivel mount (18) with first gear (28) matched with second gear (29), driving motor (27) drive bolt swivel mount (18) through first gear (28) and second gear (29) and rotate.
5. An electrically controlled door lock according to claim 4, wherein: a bolt groove (30) is formed in the bolt (13), a first connecting block (31) and a second connecting block (32) are arranged on the bolt rotating seat (18), the first connecting block (31) is arranged in the bolt groove (30), and the second connecting block (32) is in contact with the side wall of the second linkage block (16).
6. An electrically controlled door lock according to claim 1, wherein: a door lock hole (33) for inserting a door lock handle is arranged on the rotating base (14), and a key hole (34) for inserting a key and driving the bolt rotating seat (18) to rotate is arranged on the bolt rotating seat (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020115753.8U CN211736745U (en) | 2020-01-19 | 2020-01-19 | Electric control door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020115753.8U CN211736745U (en) | 2020-01-19 | 2020-01-19 | Electric control door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211736745U true CN211736745U (en) | 2020-10-23 |
Family
ID=72879830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020115753.8U Expired - Fee Related CN211736745U (en) | 2020-01-19 | 2020-01-19 | Electric control door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211736745U (en) |
-
2020
- 2020-01-19 CN CN202020115753.8U patent/CN211736745U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 |