CN211647633U - Door lock prevent cat eye structure - Google Patents
Door lock prevent cat eye structure Download PDFInfo
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- CN211647633U CN211647633U CN201922105744.0U CN201922105744U CN211647633U CN 211647633 U CN211647633 U CN 211647633U CN 201922105744 U CN201922105744 U CN 201922105744U CN 211647633 U CN211647633 U CN 211647633U
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- door lock
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- clutch
- sliding block
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Abstract
The utility model discloses a cat eye prevention structure of a door lock, which comprises a door lock box, wherein a handle is arranged at the front end of the door lock box, a clutch mechanism connected with the handle is arranged in the door lock box, the clutch mechanism comprises a clutch cover, a rotating piece connected with the handle is arranged in the clutch cover, a clutch piece is fixedly arranged on the rotating piece, a clamping groove is arranged on the outer edge of the clutch piece, a sliding groove penetrating through the clutch cover is arranged at the top of the clutch cover, a switch mechanism is also arranged in the door lock box, the switch mechanism comprises a sliding block connected with the door lock box in a sliding way, after assembly, the lower end of the sliding block passes through the sliding groove and is pressed in the clamping groove, a cat eye switch capable of driving the sliding block to slide up and down in the sliding groove is arranged at the upper end of the sliding block, when the cat eye prevention function needs to be opened, only the cat eye switch is needed to be stirred, the lower, the handle can not be rotated in the slave door, the purpose of preventing cat eyes is achieved, and the operation is simple and convenient.
Description
Technical Field
The utility model relates to a tool to lock, especially a door lock prevent cat eye structure.
Background
Ordinary lock's design is generally all outdoor unblank through the key, and indoor only need rotate the door handle alright in order unblanking, consequently lawless persons can be through destroying the cat eye, then stretch into indoor with the set locking instrument, hang on the handle, can drive the handle rotation through drawing to open the door, cause very big infringement to personal property safety.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a door lock prevent cat eye structure.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a door lock prevent cat eye structure, includes the lock box, the handle is installed to the front end of lock box, install in the lock box with the clutching mechanism that the handle links to each other, clutching mechanism includes the separation and reunion lid, install in the separation and reunion lid with the rotation piece that the handle links to each other, fixed mounting has the separation and reunion piece on the rotation piece, the outer edge of separation and reunion piece is provided with the draw-in groove, the top of separation and reunion lid is provided with and runs through to its inside sliding tray, still install switching mechanism in the lock box, switching mechanism include with lock box sliding connection's sliding block, after the assembly, the lower extreme of sliding block passes pressfitting behind the sliding tray is in the draw-in groove, the upper end of sliding block is installed and is ordered about its and is in gliding cat eye switch from top to.
The door lock box is characterized in that a first sliding through groove is transversely formed in the door lock box, a shifting rod is arranged on one end face of the cat eye switch and is connected with the first sliding through groove in a sliding mode, a protruding block is arranged on the other end face of the cat eye switch, a sliding chute is formed in the upper end of the sliding block, and the protruding block is connected with the sliding chute in a sliding mode.
The top of cat eye switch be provided with the lug syntropy the locating lever, fixed mounting has the clamp plate in the clutch cover, the assembly back, the sliding block is located cat eye switch with between the clamp plate, the opposite side of clamp plate is provided with the installation cavity, be provided with the second in the installation cavity and slide logical groove, correspond on the installation cavity the second slides logical groove fixed mounting has U type buckle shell fragment, the locating lever with behind the second slide logical groove sliding connection, be located between the U type buckle shell fragment, opening part fixed mounting on the installation cavity has the apron.
One end of the mounting cavity is provided with a U-shaped mounting part, the other end of the mounting cavity is provided with a positioning plate, one end of the U-shaped buckle elastic sheet is attached to the U-shaped mounting part, and the other end of the U-shaped buckle elastic sheet is clamped on the upper side and the lower side of the positioning plate.
The top of sliding block is kept away from the one end of slip chute is provided with the recess, the back moves up on the sliding block, the locating lever with the recess laminating.
An extension part axially extends out of the outer edge of the clutch piece, the tail end of the extension part is provided with the clamping groove, and the clamping groove is located below the sliding groove.
The utility model has the advantages that: the utility model discloses set up the sliding tray on the separation and reunion lid, the outer edge of separation and reunion piece sets up the draw-in groove, when needing to be opened and prevent cat eye function, only needs to stir cat eye switch, orders about the lower extreme of sliding block and move down in the sliding tray and with the draw-in groove lock for separation and reunion piece fixing clip is dead, can not rotate the handle from the door internal rotation, reaches the purpose of preventing cat eye, and easy operation is convenient.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an exploded schematic view of the present invention;
FIG. 3 is an exploded schematic view of the switch mechanism;
FIG. 4 is an exploded schematic view of the clutch mechanism;
fig. 5 is a schematic view of the structure of the platen.
Detailed Description
Referring to fig. 1 to 5, a door lock peep hole preventing structure comprises a door lock box 1, a handle 2 is installed at the front end of the door lock box 1, a clutch mechanism connected with the handle 2 is installed in the door lock box 1, the clutch mechanism comprises a clutch cover 3, a rotating part 4 connected with the handle 2 is installed in the clutch cover 3, a clutch part 5 is fixedly installed on the rotating part 4, a clamping groove 6 is arranged on the outer edge of the clutch part 5, in this embodiment, an extension part 23 axially extends out of the outer edge of the clutch part 5, the clamping groove 6 is arranged at the tail end of the extension part 23, a sliding groove 7 penetrating through the top of the clutch cover 3 is arranged at the top of the clutch cover, the clamping groove 6 is located below the sliding groove 7, a switch mechanism is further installed in the door lock box 1, the switch mechanism comprises a sliding block 8 connected with the door lock box 1 in a sliding manner, after the assembly, the lower extreme of sliding block 8 passes behind the sliding tray 7 the pressfitting is in the draw-in groove 6, the upper end of sliding block 8 is installed and can be ordered about it and be in gliding cat eye switch 9 from top to bottom in the sliding tray 7, when needing to open and prevent cat eye function, only needs to stir cat eye switch, orders about the lower extreme of sliding block and moves down and with the draw-in groove lock in the sliding tray for separation and reunion spare fixing clip is dead, can not rotate from the door internal rotation handle, reaches the purpose of preventing cat eye, and easy operation is convenient.
A first sliding through groove 10 is transversely formed in the door lock box 1, a shifting lever 11 is arranged on one end face of the cat eye switch 9, the shifting lever 11 is connected with the first sliding through groove 10 in a sliding mode, a protruding block 12 is arranged on the other end face of the cat eye switch 9, a sliding chute 13 is arranged at the upper end of the sliding block 8, the protruding block 12 is connected with the sliding chute 13 in a sliding mode, and the sliding block 8 is driven to slide up and down in the sliding chute 7 through the sliding connection of the protruding block 12 in the sliding chute 13.
The top of cat eye switch 9 is provided with locating lever 14 with lug 12 syntropy, fixed mounting has clamp plate 15 in the clutch cover 3, after the assembly, sliding block 8 is located cat eye switch 9 with between clamp plate 15, the opposite side of clamp plate 15 is provided with installation cavity 19, be provided with second slip logical groove 16 in the installation cavity 19, correspond on the installation cavity 19 second slip logical groove 16 fixed mounting has U type buckle shell fragment 17, locating lever 14 with behind the second slip logical groove 16 sliding connection, be located between U type buckle shell fragment 17, opening part fixed mounting on the installation cavity 19 has apron 18, through U type buckle shell fragment 17 centre gripping locating lever 14, has the effect of assistance-localization real to cat eye switch 9, but the toggle switch of need exerting oneself slightly.
One end of the mounting cavity 19 is provided with a U-shaped mounting portion 20, the other end of the mounting cavity is provided with a positioning plate 21, one end of the U-shaped buckle elastic sheet 17 is attached to the U-shaped mounting portion 20, and the other end of the U-shaped buckle elastic sheet is clamped on the upper side and the lower side of the positioning plate 21 to fix the U-shaped buckle elastic sheet 17 and prevent the U-shaped buckle elastic sheet from generating position deviation.
The top of sliding block 8 is kept away from the one end of slip chute 13 is provided with recess 22, sliding block 8 moves the back up, locating lever 14 with the laminating of recess 22 reduces the holistic occupation space of on-off mechanism for the structure is compacter.
The above embodiments do not limit the scope of the present invention, and those skilled in the art can make equivalent modifications and variations without departing from the overall concept of the present invention.
Claims (6)
1. The cat eye preventing structure of the door lock comprises a door lock box (1), wherein a handle (2) is installed at the front end of the door lock box (1), a clutch mechanism connected with the handle (2) is installed in the door lock box (1), the cat eye preventing structure is characterized in that the clutch mechanism comprises a clutch cover (3), a rotating piece (4) connected with the handle (2) is installed in the clutch cover (3), a clutch piece (5) is fixedly installed on the rotating piece (4), a clamping groove (6) is formed in the outer edge of the clutch piece (5), a sliding groove (7) penetrating through the clutch cover (3) is formed in the top of the clutch cover, a switch mechanism is further installed in the door lock box (1) and comprises a sliding block (8) in sliding connection with the door lock box (1), after assembly, the lower end of the sliding block (8) penetrates through the sliding groove (7) and then is pressed in the clamping groove (6), the upper end of the sliding block (8) is provided with a cat eye switch (9) which can drive the sliding block to slide up and down in the sliding groove (7).
2. The door lock peep hole preventing structure according to claim 1, wherein a first sliding through groove (10) is transversely arranged on the door lock box (1), a shift lever (11) is arranged on one end face of the peep hole switch (9), the shift lever (11) is slidably connected with the first sliding through groove (10), a convex block (12) is arranged on the other end face of the peep hole switch (9), a sliding chute (13) is arranged on the upper end of the sliding block (8), and the convex block (12) is slidably connected with the sliding chute (13).
3. The structure of preventing cat's eye of the door lock according to claim 2, characterized in that the top of the cat's eye switch (9) is provided with a positioning rod (14) in the same direction as the convex block (12), a pressing plate (15) is fixedly installed in the clutch cover (3), after assembly, the sliding block (8) is positioned between the cat eye switch (9) and the pressing plate (15), the other side of the pressure plate (15) is provided with a mounting cavity (19), a second sliding through groove (16) is arranged in the mounting cavity (19), a U-shaped snap spring (17) is fixedly arranged on the mounting cavity (19) corresponding to the second sliding through groove (16), the positioning rod (14) is positioned between the U-shaped buckle elastic sheets (17) after being connected with the second sliding through groove (16) in a sliding way, and a cover plate (18) is fixedly arranged at an opening on the mounting cavity (19).
4. The door lock peephole preventing structure according to claim 3, wherein one end of the mounting cavity (19) is provided with a U-shaped mounting portion (20), the other end of the mounting cavity is provided with a positioning plate (21), one end of the U-shaped buckling elastic sheet (17) is attached to the U-shaped mounting portion (20), and the other end of the U-shaped buckling elastic sheet is clamped on the upper side and the lower side of the positioning plate (21).
5. The structure of preventing cat's eye of claim 3 characterized in that the one end of the top of sliding block (8) far away from sliding chute (13) is provided with recess (22), after sliding block (8) moves up, locating lever (14) with the recess (22) laminating.
6. The door lock peep hole preventing structure according to claim 1, wherein an extension portion (23) axially extends from the outside of the clutch member (5), the end of the extension portion (23) is provided with the engaging groove (6), and the engaging groove (6) is located below the sliding groove (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201922105744.0U CN211647633U (en) | 2019-11-29 | 2019-11-29 | Door lock prevent cat eye structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201922105744.0U CN211647633U (en) | 2019-11-29 | 2019-11-29 | Door lock prevent cat eye structure |
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CN211647633U true CN211647633U (en) | 2020-10-09 |
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CN201922105744.0U Active CN211647633U (en) | 2019-11-29 | 2019-11-29 | Door lock prevent cat eye structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114704159A (en) * | 2022-04-18 | 2022-07-05 | 珠海格力电器股份有限公司 | Prevent cat eye unlocking means and lock |
-
2019
- 2019-11-29 CN CN201922105744.0U patent/CN211647633U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114704159A (en) * | 2022-04-18 | 2022-07-05 | 珠海格力电器股份有限公司 | Prevent cat eye unlocking means and lock |
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