CN220353602U - Single-point lock for casement window - Google Patents
Single-point lock for casement window Download PDFInfo
- Publication number
- CN220353602U CN220353602U CN202322057849.XU CN202322057849U CN220353602U CN 220353602 U CN220353602 U CN 220353602U CN 202322057849 U CN202322057849 U CN 202322057849U CN 220353602 U CN220353602 U CN 220353602U
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- shell
- spring
- transmission
- spout
- switch
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- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 230000000694 effects Effects 0.000 claims description 3
- 210000003734 kidney Anatomy 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a single-point lock for opening a flat window, which is characterized in that teeth at the left end of a handle switch are movably connected in a shell through a fourth pin shaft, the teeth are meshed with tooth grooves at the bottom of the left end of a transmission sheet, a first spring is arranged at the upper end of a switch button, the other end of the first spring is abutted against a rear cover at the right side of a chute, a transmission gear is sleeved on the outer side of a transmission gear mounting column and extends into a transmission track at the right side of the transmission sheet, the side edge of the transmission gear is meshed with the transmission teeth on the side wall of the transmission track, and a locking sheet is fixedly clamped on the transmission gear. According to the utility model, through the connection of the transmission sheet, the locking sheet, the handle switch, the switch key, the transmission gear and the like, the locking sheet can be rotated through the handle switch, so that the unlocking or locking of two windows is facilitated, and the operation is simple and convenient.
Description
Technical Field
The utility model relates to the technical field of locks, in particular to a single-point lock for a casement window.
Background
The casement window is a style of window in residential houses among people. The window sash is opened and closed along a certain horizontal direction, so that the window is called as a flat-open window. The locks installed on the casement window are various, for example, single-point locks are adopted, and the single-point locks have simple structures and are cheaper in price compared with multi-point locks or double-point locks. However, the common single-point lock for opening the flat window has more unlocking and locking operation steps, and the transmission effect of the single-point lock and the locking plate is poor, so that the locking phenomenon is easy to occur, the normal driving of the locking plate is not facilitated, the single-point lock for opening the flat window is caused to be unlocked and locked inconveniently, and therefore, the single-point lock for opening the flat window is provided.
Disclosure of Invention
The utility model aims to provide a single-point lock for a casement window, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the single-point lock for the casement window comprises a shell, a transmission sheet, a handle switch and a switch key, wherein teeth at the left end of the handle switch extend into the shell through a first slot at one side of the shell, the teeth are movably connected into the shell through a fourth pin shaft, and a buckle at the right end of the handle switch extends into the shell through a second slot at the other side of the shell;
the transmission piece is slidingly connected in the chute of the shell, the tooth teeth are meshed with the tooth grooves at the bottom of the left end of the transmission piece, the switch key is movably connected to the right side of the chute through a first pin shaft, and the buckle is used for being clamped at the bottom of the left side of the switch key;
the switch button upper end is equipped with first spring, and the back lid on spout right side is supported to the first spring other end, and the spout middle part is equipped with drive gear erection column, has cup jointed drive gear in the drive gear erection column outside, and drive gear stretches into in the transmission track on driving piece right side, and drive gear side and the transmission tooth meshing on the transmission track lateral wall, the joint is fixed with the locking plate on the drive gear.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the handle switch can be rotated and sprung by pressing the switch key by taking the fourth pin shaft as the circle center, so that the part of the handle switch which is sprung out of the accommodating groove is conveniently held, and the handle switch is continuously pulled to the outer side of the accommodating groove;
when the handle switch is pulled to the outer side of the accommodating groove, the tooth teeth are meshed with the tooth grooves at the bottom of the left end of the transmission piece, then the transmission piece moves to the right side of the sliding groove under the driving of the tooth teeth, at the moment, the transmission gear is meshed with the transmission tooth teeth on the side wall of the transmission rail because the transmission gear stretches into the transmission rail on the right side of the transmission piece, and then the transmission gear is driven to rotate, at the moment, the locking piece is fixedly clamped on the transmission gear, and then the locking piece rotates by taking the transmission gear mounting column as the center of a circle under the rotation of the transmission gear until the locking piece rotates to the back of the shell, so that the subsequent window can be conveniently opened. Therefore, the position of the locking plate can be changed by pulling the handle switch to the outer side of the accommodating groove, unlocking of the two windows is realized, and the operation is simple and convenient;
after closing the two windows, pressing the handle switch back to the accommodating groove until the switch key is in buckle connection with the buckle at the right end of the handle switch under the action of the elastic force of the first spring, so that the buckle connection of the handle switch can be realized through the switch key, and the handle switch is prevented from being ejected out of the accommodating groove;
simultaneously, when pressing the handle switch to the holding tank, under the drive of tooth, the drive piece removes to the left side of spout to drive gear and rotate, under drive gear's rotation, make the locking plate rotate with drive gear erection column as the centre of a circle, until the locking plate rotate to be the right angle state with the shell, locking plate and the window frame joint locking of another window realize the locking after two window closures fixed. Therefore, when the handle switch is pressed to the accommodating groove, the locking and fixing of the two windows after being closed can be realized through the rotation of the locking plate, and the operation is simple and convenient.
Drawings
FIG. 1 is a schematic view of the overall exploded construction of the present utility model;
FIG. 2 is a schematic perspective view of the connection of the driving plate, the handle switch, the driving gear and the switch button of the present utility model;
FIG. 3 is a schematic view of the exploded construction of FIG. 2 according to the present utility model;
FIG. 4 is a rear perspective view of the utility model in its assembled configuration;
FIG. 5 is a schematic view of the front perspective structure of the present utility model after being integrally assembled;
fig. 6 is a schematic diagram of the front structure of the housing of the present utility model.
In the figure: 1. a housing; 2. a locking plate; 3. a second pin; 4. a first pin; 5. a rear cover; 6. a password wheel; 7. a drive gear mounting post; 8. a drive tooth; 9. a transmission plate; 10. a bolt; 11. waist round hole; 12. a third pin; 13. a second slot; 14. a handle switch; 15. teeth; 16. a second spring; 17. a transmission gear; 18. a first slot; 19. a latch base; 20. a third spring; 21. a switch key; 22. a buckle; 23. tooth slots; 24. a first spring; 25. a protrusion; 26. and a fourth pin shaft.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a single-point lock of flat-open window, includes shell 1, drive piece 9, handle switch 14 and switch button 21, the left side of spout is connected with spring bolt 10 through second spring 16, and spring bolt 10 right side slip connects in the spout, and runs through in the kidney hole 11 on the spring bolt 10 has second round pin axle 3, and the both ends of second round pin axle 3 are connected in the spout inner wall.
The shell 1 is embedded into an embedded groove of the window frame, and under the action of the elasticity of the second spring 16, the lock tongue 10 extends out of the shell 1 and is clamped in a locking groove at the side edge of the embedded groove, so that the embedded fixation of the shell 1 and the window frame is completed;
the middle part of the front surface of the shell 1 is provided with a containing groove for containing the handle switch 14, the first groove 18 and the second groove 13 are respectively positioned at two ends of the containing groove, and the right side of the containing groove is provided with a bulge 25 for abutting against the handle switch 14;
the tooth 15 at the left end of the handle switch 14 extends into the shell 1 through a first slot 18 at one side of the shell 1, the tooth 15 is movably connected into the shell 1 through a fourth pin shaft 26, and the buckle 22 at the right end of the handle switch 14 extends into the shell 1 through a second slot 13 at the other side of the shell 1;
the transmission piece 9 is slidingly connected in the chute of the shell 1, the tooth teeth 15 are meshed with tooth grooves 23 at the bottom of the left end of the transmission piece 9, the switch key 21 is movably connected to the right side of the chute through the first pin shaft 4, and the buckle 22 is used for being clamped at the bottom of the left side of the switch key 21;
the switch button 21 upper end is equipped with first spring 24, and the back lid 5 on spout right side is supported to the first spring 24 other end, and the spout middle part is equipped with drive gear erection column 7, and drive gear 17 has been cup jointed in the drive gear erection column 7 outside, and drive gear 17 stretches into in the transmission track on drive piece 9 right side, and drive gear 17 side and the transmission tooth 8 meshing on the transmission track lateral wall, the joint is fixed with locking plate 2 on the drive gear 17.
The right side of spout is equipped with hasp seat 19, and hasp seat 19 left end cover has connect third spring 20, under third spring 20 elasticity effect for hasp seat 19 moves to the right and buckles in the both sides of cipher wheel 6, and cipher wheel 6 middle part runs through has third round pin axle 12, and the both ends of third round pin axle 12 are connected in the spout inner wall.
Specifically, when in use, the switch key 21 is pressed, at this time, the first spring 24 is in a compressed state, the switch key 21 rotates towards the inside of the shell 1 by taking the first pin shaft 4 as the center of a circle, so that the bottom of the left side of the switch key 21 (i.e. the front of the left side of the switch key 21) is separated from the buckle 22 at the right end of the handle switch 14, and then the first spring 24 stretches, so that the switch key 21 rotates and resets by taking the first pin shaft 4 as the center of a circle;
at this time, under the abutting action of the protrusion 25 on the handle switch 14, the handle switch 14 rotates around the fourth pin 26 as the center of a circle to be sprung, then holds the portion of the handle switch 14 that ejects the accommodating groove, and continues to pull the handle switch 14 to the outer side of the accommodating groove;
at this time, since the tooth 15 is meshed with the tooth slot 23 at the bottom of the left end of the driving piece 9, the driving piece 9 moves to the right side of the chute under the driving of the tooth 15, at this time, since the driving gear 17 stretches into the driving track on the right side of the driving piece 9, the side edge of the driving gear 17 is meshed with the driving tooth 8 on the side wall of the driving track, and then the driving gear 17 is driven to rotate, at this time, since the locking plate 2 is fixedly clamped on the driving gear 17, the locking plate 2 rotates by taking the driving gear mounting column 7 as the center of a circle under the rotation of the driving gear 17 until the locking plate 2 rotates to the back surface of the casing 1, thereby facilitating the opening of the subsequent window.
After closing the two windows, the handle switch 14 is pressed back to the accommodating groove until the bottom of the left side of the switch key 21 (i.e. the front of the left side of the switch key 21) is in snap connection with the snap 22 at the right end of the handle switch 14 under the action of the elastic force of the first spring 24;
simultaneously, when pressing handle switch 14 to the holding tank, under the drive of tooth 15, driving piece 9 removes to the left side of spout to drive gear 17 and rotate, under gear 17's rotation, make locking plate 2 rotate with gear erection column 7 as the centre of a circle, until locking plate 2 rotates to being right angle state with shell 1, locking plate 2 and the window frame joint locking of another window realize the locking after two window closures fixed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a single-point lock of flat-open window, includes shell (1), driving piece (9), handle switch (14) and switch button (21), its characterized in that: the tooth (15) at the left end of the handle switch (14) stretches into the shell (1) through a first slot (18) at one side of the shell (1), the tooth (15) is movably connected into the shell (1) through a fourth pin shaft (26), and the buckle (22) at the right end of the handle switch (14) stretches into the shell (1) through a second slot (13) at the other side of the shell (1);
the transmission piece (9) is slidingly connected in the chute of the shell (1), the tooth teeth (15) are meshed with the tooth grooves (23) at the bottom of the left end of the transmission piece (9), the switch key (21) is movably connected to the right side of the chute through the first pin shaft (4), and the buckle (22) is used for being clamped at the bottom of the left side of the switch key (21);
the switch button (21) upper end is equipped with first spring (24), and back lid (5) on spout right side are supported to first spring (24) other end, and spout middle part is equipped with drive gear erection column (7), drive gear (17) have been cup jointed in drive gear erection column (7) outside, drive gear (17) stretch into in the transmission track on driving piece (9) right side, drive gear (17) side and the meshing of drive tooth (8) on the transmission track lateral wall, the joint is fixed with locking plate (2) on drive gear (17).
2. A casement window single point lock according to claim 1, wherein: the left side of spout is connected with spring bolt (10) through second spring (16), and spring bolt (10) right side sliding connection is in the spout, and runs through in kidney round hole (11) on spring bolt (10) and have second round pin axle (3), and the both ends of second round pin axle (3) are connected in the spout inner wall.
3. A casement window single point lock according to claim 1, wherein: the right side of spout is equipped with hasp seat (19), and hasp seat (19) left end cover has connect third spring (20), under third spring (20) elasticity effect for hasp seat (19) move to the right and buckle in the both sides of password wheel (6), and password wheel (6) middle part runs through have third round pin axle (12), and the both ends of third round pin axle (12) are connected in the spout inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322057849.XU CN220353602U (en) | 2023-08-01 | 2023-08-01 | Single-point lock for casement window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322057849.XU CN220353602U (en) | 2023-08-01 | 2023-08-01 | Single-point lock for casement window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220353602U true CN220353602U (en) | 2024-01-16 |
Family
ID=89479605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322057849.XU Active CN220353602U (en) | 2023-08-01 | 2023-08-01 | Single-point lock for casement window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220353602U (en) |
-
2023
- 2023-08-01 CN CN202322057849.XU patent/CN220353602U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |