CN218509221U - Portable door lock - Google Patents
Portable door lock Download PDFInfo
- Publication number
- CN218509221U CN218509221U CN202221837587.8U CN202221837587U CN218509221U CN 218509221 U CN218509221 U CN 218509221U CN 202221837587 U CN202221837587 U CN 202221837587U CN 218509221 U CN218509221 U CN 218509221U
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- unlocking
- door lock
- handle
- locking
- piece
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Abstract
The utility model discloses a portable door lock, which comprises an inner door lock base and an outer door lock base, wherein the inner door lock base is rotationally provided with an inner handle, and the outer door lock base is rotationally provided with an outer handle; the inner handle is provided with a back locking mechanism, the outer handle is provided with a locking mechanism, and the back locking mechanism is linked with the locking mechanism through a linkage rod; the back locking mechanism comprises a rotating piece and an unlocking piece, the rotating piece is rotatably arranged in the handle head of the inner handle, one end part of the rotating piece is connected with the linkage rod, and a thread groove matched with the unlocking piece is inwards recessed on the outer side wall of the rotating piece; the unlocking rod at one end part of the unlocking piece is arranged in the threaded groove, and the other end part of the unlocking piece is connected with an unlocking button; the unlocking button penetrates out of the unlocking window on the inner side of the handle head, so that the unlocking button and the hand holding part of the inner handle are positioned on the same side; only one hand is needed to synchronously realize unlocking and door opening operation, so that the door opening operation is more convenient and faster.
Description
Technical Field
The utility model relates to a lock technical field, more specifically says, it relates to a portable lock.
Background
The door lock is a commonly used door protection device for preventing illegal invasion, and generally comprises an inner handle arranged on an inner door plate, an outer handle arranged on an outer door plate and a back locking mechanism; the anti-locking mechanism can lock the inner handle and the outer handle, so that people cannot rotate the inner handle or the outer handle to open the door, and the indoor privacy can be effectively improved;
after the existing door lock is reversely locked by a reverse locking mechanism, when people in the door need to open the door, one hand is needed to unlock the door, and the other hand is needed to rotate an inner handle to open the door; or one hand is needed to operate in two steps, the back locking mechanism is unlocked firstly, and then the door is opened by rotating the inner handle; the problem of inconvenient opening of the door exists.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a portable lock.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a portable door lock comprises an inner door lock base and an outer door lock base, wherein the inner door lock base is rotatably provided with an inner handle, the outer door lock base is rotatably provided with an outer handle, and the inner handle and the outer handle are connected through a square shaft; the inner handle is provided with a back locking mechanism, the outer handle is provided with a locking mechanism, and the back locking mechanism is linked with the locking mechanism through a linkage rod;
the reverse locking mechanism comprises a rotating piece and an unlocking piece, the rotating piece is rotatably arranged in the handle head of the inner handle, one end of the rotating piece is connected with the linkage rod, and a threaded groove matched with the unlocking piece is formed in the outer side wall of the rotating piece in an inwards recessed mode;
the unlocking rod at one end part of the unlocking piece is arranged in the threaded groove, and the other end part of the unlocking piece is connected with an unlocking button;
the unlocking button penetrates out of the unlocking window on the inner side of the handle head, so that the unlocking button and the hand holding part of the inner handle are positioned on the same side;
the unlocking piece is pushed inwards, the unlocking rod presses the threaded groove downwards to drive the rotating piece to drive the linkage rod to rotate, and the linkage rod drives the locking mechanism to unlock the external handle.
The utility model discloses further set up: the unlocking piece is provided with an installation boss for installing an unlocking button, and the installation boss is provided with a first installation hole; the unlocking button is provided with a mounting lug, and the mounting lug is provided with a second mounting hole corresponding to the first mounting hole; wherein the installation lug overlap joint is in installation boss top to pass first mounting hole and second mounting hole in proper order through the fastener, be fixed in the unblock piece with the unblock button on.
The utility model discloses further set up: the rotating piece is provided with an opening communicated with the upper end part of the threaded groove.
The utility model discloses further set up: the locking mechanism comprises a square shaft sleeve, a locking cam rotationally arranged in the square shaft sleeve and a locking ball matched with the locking cam;
the square shaft sleeve is rotatably arranged in the outer door lock seat, one end of the square shaft sleeve is connected with the outer handle, and the other end of the square shaft sleeve is connected with the square shaft;
one end part of the locking cam is connected with a linkage rod, the linkage rod drives the locking cam to rotate, the locking cam outwards extrudes the locking ball, one part of the locking ball penetrates through the ball hole of the square shaft sleeve and is arranged in the locking groove of the outer door lock seat, and the square shaft sleeve is locked on the outer door lock seat.
The utility model discloses further set up: the locking cam is provided with two cam surfaces matched with the locking balls, and the cam surfaces can be used for accommodating the locking balls.
The utility model discloses beneficial effect: the unlocking button of the portable ecological door lock penetrates out of the unlocking window on the inner side of the handle head, so that the unlocking button is on the same side as the handle part of the inner handle; when the door is unlocked by personnel in the door, the unlocking piece can be pushed to push the rotating piece to rotate through the unlocking rod only by holding the inner handle and pushing the unlocking button by fingers, and the linkage rod is driven to rotate, so that the locking mechanism unlocks the outer handle; meanwhile, the door opening operation can be realized by rotating the inner handle downwards; unlocking and door opening operations can be synchronously realized by only one hand, so that the door opening operation is more convenient and faster;
in addition, the unlocking rod is matched with the threaded groove in the rotating part, so that the transmission of the back locking mechanism is smoother, the phenomenon of blocking when the door lock is locked or unlocked is effectively avoided, and the product has better experience.
Drawings
Fig. 1 is a schematic structural view of a portable door lock of the present invention;
fig. 2 is a schematic structural view of the portable door lock with the square shaft removed;
fig. 3 is a schematic structural view of the inner handle of the portable door lock of the present invention;
fig. 4 is a schematic structural view of the back locking mechanism of the portable door lock of the present invention;
fig. 5 is a schematic structural view of an unlocking member of the portable door lock of the present invention;
fig. 6 is a matching diagram of the locking mechanism and the lock core of the portable door lock of the present invention;
fig. 7 is a matching view of the locking ball and the locking cam of the portable door lock of the present invention;
fig. 8 is a schematic structural view of an outer door lock base of the portable door lock of the present invention;
description of reference numerals: 1. an inner door lock base; 2. an outer door lock base; 21. a locking groove; 3. An inner handle; 31. a handle head; 311. unlocking the window; 32. a hand holding part; 33. a back locking mechanism; 331. unlocking the lock; 3311. an unlocking lever; 3312. mounting a boss; 33121. a first mounting hole; 3313. an unlock button; 33131. mounting a bump; 331311, a second mounting hole; 332. A rotating member; 3321. a threaded recess; 33211. an opening; 4. an outer handle; 5. a square shaft; 6. a locking mechanism; 61. a locking cam; 611. a cam surface; 62. locking the ball; 63. a square shaft sleeve; 631. a ball hole; 7. a linkage rod; 8. and (4) a lock core.
Detailed Description
The portable door lock of the present invention will be described in further detail with reference to fig. 1 to 8.
A portable door lock comprises an inner door lock base 1 and an outer door lock base 2, wherein the inner door lock base 1 is rotatably provided with an inner handle 3, the outer door lock base 2 is rotatably provided with an outer handle 4, and the inner handle 3 is connected with the outer handle 4 through a square shaft 5; the inner handle 3 is provided with an anti-locking mechanism 33, the outer handle 4 is provided with a locking mechanism 6, the anti-locking mechanism 33 is linked with the locking mechanism 6 through a linkage rod 7, and the linkage rod 7 penetrates through the square shaft 6; the back locking mechanism 33 comprises a rotating part 332 and an unlocking part 331, the rotating part 332 is rotatably arranged in the handle head 31 of the inner handle 3, one end of the rotating part 332 is connected with the linkage rod 7, and the outer side wall of the rotating part 332 is inwards provided with a thread groove 3321 matched with the unlocking part 331 in a recessed manner; an unlocking rod 3311 at one end of the unlocking member 331 is disposed in the threaded groove 3321, and the other end is connected to an unlocking button 3313; the unlocking button 3313 penetrates out of the unlocking window 311 on the inner side of the handle head 31, so that the unlocking button 3313 and the handle part 32 of the inner handle 3 are positioned on the same side; the unlocking piece 331 is pushed inwards, the unlocking rod 3311 presses the threaded groove 3321 downwards to drive the rotating piece 332 to drive the linkage rod 7 to rotate, and the linkage rod 7 drives the locking mechanism 6 to unlock the external handle 4;
the unlocking button 3313 of the portable ecological door lock penetrates out of the unlocking window 311 on the inner side of the handle head 31, so that the unlocking button 3313 is on the same side as the holding part 32 of the inner handle 3; when the door inner personnel unlock, only the inner handle 3 is held by hands, and the unlocking button 3313 is pushed by fingers, the unlocking piece 331 is pushed to push the rotating piece 332 to rotate through the unlocking rod 3311, and the linkage rod 7 is driven to rotate, so that the locking mechanism 6 unlocks the outer handle 4; meanwhile, the door opening operation can be realized by rotating the inner handle 3 downwards; unlocking and door opening operations can be synchronously realized by only one hand, so that the door opening operation is more convenient and faster; in addition, the unlocking rod 3311 is matched with the thread groove 3321 on the rotating member 332, so that the transmission of the back locking mechanism 33 is smoother, and the phenomenon of blocking when the door lock is subjected to back locking or unlocking operation is effectively avoided, so that the product has better experience.
In order to firmly assemble the unlocking button 3313 on the unlocking member 331, an installation boss 3312 for installing the unlocking button 3313 is provided on the unlocking member 331, and a first installation hole 33121 is provided on the installation boss 3312; an installation bump 33131 is arranged on the unlocking button 3313, and a second installation hole 331311 corresponding to the first installation hole 33121 is arranged on the installation bump 33131; the mounting protrusion 33131 is mounted on the mounting boss 3312, and the unlocking button 3313 is fixed to the unlocking member 331 by fastening the fastening member through the first mounting hole 33121 and the second mounting hole 331311.
In order to facilitate the assembly of the unlocking member 331 on the rotating member 332, the rotating member 332 is provided with an opening 33211 communicated with the upper end of the threaded groove 3321; only the unlocking rod 3311 of the unlocking member 331 needs to be inserted into the threaded groove 3321 from the opening 33211, so that the assembly of the unlocking member 331 is more convenient.
The locking mechanism 6 of the ecological door lock comprises a square shaft sleeve 63, a locking cam 61 rotatably arranged in the square shaft sleeve 63 and a locking ball 62 matched with the locking cam 61; the square shaft sleeve 63 is rotatably arranged in the outer door lock seat, one end of the square shaft sleeve 63 is connected with the outer handle 4, and the other end is connected with the square shaft 5;
one end of the locking cam 61 is connected with the linkage rod 7, the other end of the locking cam 61 is connected with the lock cylinder 8, and unlocking operation can be performed outside the door through a key; the unlocking mechanism drives the linkage rod 7 to rotate, the linkage rod 7 drives the locking cam 61 to rotate, the locking cam 61 extrudes the locking balls 62 outwards, one part of the locking balls 62 passes through the ball holes 631 of the square shaft sleeve 63 and is arranged in the locking groove 21 of the outer door lock base, and the square shaft sleeve 63 is locked on the outer door lock base; because the outer door lock seat is fixedly arranged on the door plate, the locking ball 62 can lock the outer handle 4 on the outer door lock seat, and the inner handle 3 is connected with the outer handle 4 through the square shaft 5, so that the inner handle 3 and the outer handle 4 are locked by the locking mechanism 6 and can not rotate the inner handle 3 or the outer handle 4 to open the door.
Two cam surfaces 611 matched with the locking balls 62 are arranged on the locking cam 61, and the cam surfaces 611 can be used for accommodating the locking balls 62; when the unlocking piece 331 is pushed in the reverse direction, the unlocking mechanism 33 performs the unlocking operation, and the locking ball 62 rolls from the locking recess 21 and is accommodated in the cam surface 611 of the locking cam 61; the square shaft sleeve 63 is separated from the locking of the outer door lock base, so that the locking of the door lock is unlocked.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A portable door lock comprises an inner door lock base and an outer door lock base, wherein the inner door lock base is rotatably provided with an inner handle, the outer door lock base is rotatably provided with an outer handle, and the inner handle and the outer handle are connected through a square shaft; the method is characterized in that: the inner handle is provided with a back locking mechanism, the outer handle is provided with a locking mechanism, and the back locking mechanism is linked with the locking mechanism through a linkage rod;
the back locking mechanism comprises a rotating piece and an unlocking piece, the rotating piece is rotatably arranged in the handle head of the inner handle, one end part of the rotating piece is connected with the linkage rod, and a thread groove matched with the unlocking piece is inwards recessed on the outer side wall of the rotating piece;
an unlocking rod at one end of the unlocking piece is arranged in the threaded groove, and the other end of the unlocking piece is connected with an unlocking button;
the unlocking button penetrates out of the unlocking window on the inner side of the handle head, so that the unlocking button and the hand holding part of the inner handle are positioned on the same side;
the unlocking piece is pushed inwards, the unlocking rod presses the threaded groove downwards to drive the rotating piece to drive the linkage rod to rotate, and the linkage rod drives the locking mechanism to unlock the external handle.
2. The portable door lock of claim 1, wherein: the unlocking piece is provided with an installation boss for installing an unlocking button, and the installation boss is provided with a first installation hole; the unlocking button is provided with a mounting lug, and the mounting lug is provided with a second mounting hole corresponding to the first mounting hole; the installation lug is lapped above the installation lug boss, and sequentially passes through the first installation hole and the second installation hole through the fastener, so that the unlocking button is fixed on the unlocking piece.
3. The portable door lock according to claim 1 or 2, wherein: the rotating piece is provided with an opening communicated with the upper end part of the threaded groove.
4. A portable door lock according to claim 3, wherein: the locking mechanism comprises a square shaft sleeve, a locking cam rotationally arranged in the square shaft sleeve and a locking ball matched with the locking cam;
the square shaft sleeve is rotatably arranged in the outer door lock seat, one end part of the square shaft sleeve is connected with the outer handle, and the other end part of the square shaft sleeve is connected with the square shaft;
one end part of the locking cam is connected with a linkage rod, the linkage rod drives the locking cam to rotate, the locking cam extrudes a locking ball outwards, and one part of the locking ball penetrates through a ball hole of the square shaft sleeve and is arranged in a locking groove of the outer door lock seat to lock the square shaft sleeve on the outer door lock seat.
5. The portable door lock of claim 4, wherein: the locking cam is provided with two cam surfaces matched with the locking balls, and the cam surfaces can be used for accommodating the locking balls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221837587.8U CN218509221U (en) | 2022-07-14 | 2022-07-14 | Portable door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221837587.8U CN218509221U (en) | 2022-07-14 | 2022-07-14 | Portable door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218509221U true CN218509221U (en) | 2023-02-21 |
Family
ID=85206973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221837587.8U Active CN218509221U (en) | 2022-07-14 | 2022-07-14 | Portable door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218509221U (en) |
-
2022
- 2022-07-14 CN CN202221837587.8U patent/CN218509221U/en active Active
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