CN213391659U - Safety limiter for casement window - Google Patents
Safety limiter for casement window Download PDFInfo
- Publication number
- CN213391659U CN213391659U CN202021712140.9U CN202021712140U CN213391659U CN 213391659 U CN213391659 U CN 213391659U CN 202021712140 U CN202021712140 U CN 202021712140U CN 213391659 U CN213391659 U CN 213391659U
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- Prior art keywords
- fixing plate
- window
- connecting rod
- window frame
- casement
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- Expired - Fee Related
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- 230000006378 damage Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 210000003128 head Anatomy 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a safety limiter for a casement window, which is used for connecting a window frame and a window sash, and mainly comprises a limiter main body, a first fixing plate and a second fixing plate, wherein the first fixing plate is fixed on the window sash, the second fixing plate is fixed on the window frame, the limiter comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is rotationally connected with the first fixing plate, the other end is rotationally connected with the second connecting rod, and one end of the second connecting rod, which is far away from the first connecting rod, is rotationally connected with the second fixing plate; still including setting up the first spacing groove at the casement and setting up the second spacing groove on the window frame, first fixed plate card is at first spacing inslot, and the second fixed plate card is at the second spacing inslot. The utility model provides a flat-open window safety limiter steadiness improves greatly, can not make the whole outward appearance of window frame, casement suffer destruction.
Description
Technical Field
The utility model relates to a door and window stopper technical field, in particular to flat-open window safety limiter.
Background
The door and window limiter is a limiting device for limiting the opening of the door and window in a literal sense. When the safety limiting device is used, opening angles of some doors and windows do not need to be completely opened, and only opening parts are needed, for example, safety limiting devices of side-hung windows are needed in nursery houses, kindergartens, middle and primary schools, hospitals, nursing homes, hotels and the like.
The existing limiter is short in service time after installation, and can be pulled off from a window frame (a frame fixed on a wall) and a window sash (a movable part which is installed on the window frame, can be opened and closed and is usually provided with glass) in a short time after a door and a window are installed, so that the existing limiter cannot be used, the overall appearance of the window frame and the window sash is damaged, damaged holes are left on the window frame and the window sash, and the subsequent installation on the same part is very difficult.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a flat-open window safety stop to the stopper of solving among the prior art easily drops from the door frame, makes the whole outward appearance of window frame, casement suffer destruction, leaves the entrance to a cave after destruction on window frame, casement. Making subsequent installation very difficult.
In order to solve the technical problem, the utility model discloses a technical scheme does: a safety limiter for a casement window is used for connecting a window frame and a window sash, the window frame is hinged with the window sash, the safety limiter for the casement window comprises a limiter main body, a first fixing plate and a second fixing plate, the first fixing plate is fixed on the window sash, the second fixing plate is fixed on the window frame, the limiter main body comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is rotatably connected with the first fixing plate, the other end of the first connecting rod is rotatably connected with the second connecting rod, and one end, far away from the first connecting rod, of the second connecting rod is rotatably connected with the second fixing plate; also comprises
The window frame comprises a first limiting groove arranged on a window sash and a second limiting groove arranged on a window frame, wherein a first fixing plate is fixed in the first limiting groove, and a second fixing plate is fixed in the second limiting groove.
Preferably, the window sash is provided with two assembling ribs towards one end of the first fixing plate, free ends of the two assembling ribs extend towards opposite directions to form a first limiting groove with a space surrounded by the window sash, the window frame is also provided with two assembling ribs towards one end of the second fixing plate, free ends of the two assembling ribs extend towards opposite directions to form a second limiting groove with a space surrounded by the window frame, the first fixing plate is configured to be in a shape of being buckled with the first limiting groove, and the second fixing plate is configured to be in a shape of being buckled with the second limiting groove.
Preferably, the cross-sections of the first fixing plate and the second fixing plate are both in a convex shape, and one of the left and right sides of the convex structure of the first fixing plate and the convex structure of the second fixing plate is in an inward inclined shape.
Preferably, the assembling rib positioned on the window sash and the window sash are of an integral structure.
Preferably, the assembling rib positioned on the window frame and the window frame are of an integral structure.
Preferably, all be provided with rivet nut on casement and the window frame, first connecting rod pass first fixed plate through plum blossom machine tooth screw with rivet nut threaded connection, the second connecting rod pass second fixed plate through plum blossom machine tooth screw with rivet nut threaded connection
Preferably, the first connecting rod and the second connecting rod are connected through a riveting rotating shaft.
By adopting the technical scheme, the first fixing plate is fixed on the window sash, the second fixing plate is fixed on the window frame, and then the first fixing plate and the second fixing plate are buckled by utilizing the limiting grooves respectively, namely the first fixing plate is embedded into the first limiting groove, and the second fixing plate is embedded into the second limiting groove, so that the whole stress of the safety limiter of the casement window is realized, and the safety limiter is not easy to fall off.
Drawings
Fig. 1 is a schematic structural view of the middle stopper of the present invention in an open state;
fig. 2 is a schematic structural view of the stopper body in a closed state;
fig. 3 is a sectional view of the window sash and the window frame connected with the main body of the middle stopper of the present invention.
In the figure, 1-window frame, 2-window sash, 3-limiter body, 31-first connecting rod, 32-second connecting rod, 4-first fixing plate, 5-second fixing plate, 6-first limiting groove, 7-second limiting groove, 8-assembling rib, 9-rivet nut and 10-plum blossom machine tooth screw.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The existing limiter is short in service time after being installed, and can be pulled off from a window frame (a frame fixed on a wall) and a window sash (movable parts which are installed on the window frame, can be opened and closed and are usually provided with glass) in a short time after being installed with a door and a window, so that the existing limiter cannot be used, the whole appearance of the window frame and the window sash is damaged, damaged holes are left on the window frame and the window sash, and subsequent installation is very difficult.
In view of this, the present invention provides a safety stopper for a casement window, please refer to fig. 1-3, which is a specific embodiment of the safety stopper for a casement window provided by the present invention.
A safety limiter for a casement window is used for connecting a window frame 1 and a window sash 2, specifically, between the lower frame of the window frame 1 and the lower frame of the window sash 2, the safety limiter for the casement window comprises a limiter body 3, the window frame 1 and the window sash 2 are hinged, a space for installing the window sash 2 is arranged in the window frame 1, the safety limiter further comprises a first fixing plate 4 and a second fixing plate 5, the first fixing plate 4 is fixed on the window sash 2, the second fixing plate 5 is fixed on the window frame 1, it is to be understood that the first fixing plate 4 positioned on the window sash 2 is arranged on the outer frame of the window sash 2, the second fixing plate 5 positioned on the window frame 1 is arranged on the inner frame of the window frame 1, referring to figure 1, the limiter body 3 comprises a first connecting rod 31 and a second connecting rod 32, one end of the first connecting rod 31 is rotatably connected with the first fixing plate 4, the first rotation point is the first rotation point, the other end of the first rotation point is rotatably connected with the second connecting rod 32 and is set as the second rotation point, one end of the second connecting rod 32, which is far away from the first connecting rod 31, is rotatably connected with the second fixing plate 5 and is set as the third rotation point, so that the opening angle between the window sash 2 and the window frame 1 is limited through the three rotation points and the second connecting rod 32 connected with the first connecting rod 31, when the window sash 2 and the window frame 1 are closed, the second connecting rod 32 of the first connecting rod 31 is overlapped with the window frame, the window frame further comprises a first limiting groove 6 arranged on the window sash 2 and a second limiting groove 7 arranged on the window frame 1, the first fixing plate 4 is clamped in the first limiting groove 6, and the second fixing plate 5 is clamped in the second limiting groove 7.
When the safety limiting device is specifically implemented, the pre-closing window angle of the safety limiting device for the casement window is designed to be 150 degrees, the window is convenient to close, and the opening width of a window sash is designed to be limited to 118.0mm according to the length and the width of the head of a pupil. The child head sizes are given in the following table:
therefore, the position is limited at 118.0mm in width, the child can be effectively prevented from falling down from the window carelessly, the first fixing plate 4 is clamped in the first limiting groove 6, the second fixing plate 5 is clamped in the second limiting groove 7, force transmission is achieved, and the whole stress of the casement window safety limiter is achieved, and the casement window safety limiter of the device is generally arranged between the upper end of the window sash 2 and the upper frame of the window frame 1 or between the lower end of the window sash 2 and the lower frame of the window frame 1 or between the upper end of the window sash 2 and the upper frame of the window frame 1 and between the lower end of the window sash 2 and the lower frame of the window frame 1, in the embodiment, the limiter main body 3 is connected between the lower end of the window sash 2 and the lower frame of the window frame 1. The safety limiter 3 provided by the present invention can be used in other work scenes, such as a screen window and a door frame, and the explanation is not detailed here.
In one embodiment, the window sash 2 is provided with two assembling ribs 8 towards one end of the first fixing plate 4, the free ends of the two assembling ribs 8 extend towards the space enclosed by the window sash 2 to form a first limiting groove 6, referring to fig. 3, one end of the window frame 1 towards the second fixing plate 5 is also provided with two assembling ribs 8, the free ends of the two assembling ribs 8 extend towards the space enclosed by the window frame 1 to form a second limiting groove 7, the first fixing plate 4 is configured to be in a buckling shape with the first limiting groove 6, the second fixing plate 5 is configured to be in a buckling shape with the second limiting groove 7, because the two assembling ribs 8 positioned on the window sash 2 are arranged on the window sash 2, and the two assembling ribs 8 positioned on the window frame 1 are arranged on the window frame 1, when the free ends of the assembling ribs 8 extend towards the space enclosed by the window sash 2 or the window frame 1 to form a limiting groove, at this moment, when the first fixing plate 4 and the second fixing plate 5 are affected by external force again, the limiting grooves can limit the first fixing plate 4 and the second fixing plate 5 to shift outwards, and the reaction force can be transmitted to the window sash 2 or the window frame 1 through the assembling ribs 8, so that the whole stress is exerted, the stability is higher, see fig. 3, and the cross sections of the first limiting groove 6 and the second limiting groove 7 are both in a C shape to form a C groove.
In a further embodiment, the cross-sections of the first fixing plate 4 and the second fixing plate 5 are both "convex" shaped, see fig. 3, so that the first limiting groove 6 and the second limiting groove 7 can accommodate the first fixing plate 4 and the second fixing plate 5 having "convex" shaped cross-sections, and in order to allow the first fixing plate 4 to be inserted into the first limiting groove 6, the second fixing plate 5 can be inserted into the second limiting groove 7, one of the left and right sides of the "convex" shaped structure of the first fixing plate 4 and the "convex" shaped structure of the second fixing plate 5 is inwardly inclined, so that when the first fixing plate 4 is assembled into the first limiting groove 6 and the second fixing plate 5 is assembled into the second limiting groove 7, the side without a slope is first inserted into the first limiting groove 6, and then the side with a slope is inserted into the first limiting groove 6, similarly, the second fixing plate 5 is mounted in the second limiting groove 7 by the same principle, so that the mounting and dismounting are convenient.
As a further example, the mounting rib 8 on the window sash 2 is integrated with the window sash 2, while the mounting rib 8 on the window frame 1 is integrated with the window frame 1, in this embodiment, it is preferably forged as one piece, so that the stability of the whole device is higher.
As another example, and also to further improve the stability of the whole device, a blind rivet nut 9 is provided on both the sash 2 and the frame 1, the first connecting rod 31 passes through the first fixing plate 4 through a plum blossom machine screw 10 and is in threaded connection with the rivet nut 9, the second connecting rod 32 passes through the second fixing plate 5 through a plum blossom machine screw 10 and is in threaded connection with the rivet nut 9, during the specific installation, the blind rivet nut 9 is blind riveted through a blind rivet gun, so that the blind rivet nut 9 is firstly fixed on the window sash 2 or the window frame 1, then the first connecting rod 31 and the second connecting rod 32 are respectively clamped in the first limiting groove 6 and the second limiting groove 7, then, a screw 10 of a plum blossom machine tooth penetrates through the first fixing plate 4 to be in threaded connection with the rivet nut 9, penetrates through the second fixing plate 5 to be in threaded connection with the rivet nut 9, and the rivet nut 9 is adopted. The rivet nut 9 is riveted on the window frame 1 window sash 2, equal to on the plane of aluminium alloy, especially the local thickening around the plane of installation fixed orifices has strengthened the atress bearing capacity of window frame 1 window sash 2 greatly, be equivalent to bind at the local thickening in aluminium alloy trompil back, in further embodiment, still be connected with the flower type antitheft screw of middle zone post at first fixed plate 4 and second fixed plate 5, make first fixed plate 4 fix on window sash 2 more steadily, second fixed plate 5 fixes at window frame 1 more steadily, no matter the lifting surface is or fastening force all is showing and strengthens, and in the use of screw, antitheft screw has been used, only use the special plum blossom spanner who takes the bump can dismantle. Non-specific personnel cannot disassemble. So as to achieve the purpose of anti-disassembly.
In this embodiment, the first link 31 and the second link 32 are connected by a caulking shaft, and the caulking shaft causes the first link 31 and the second link 32 to be displaced in height, so that a portion of the first link 31 and a portion of the second link 32 can be overlapped when the window sash 2 and the window frame 1 are closed.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (7)
1. The utility model provides a flat-open window safety limiter for connect window frame and casement, the window frame is articulated with the casement, and this flat-open window safety limiter includes stopper main part, its characterized in that: the window sash limiting device comprises a window sash and a limiting device body, and is characterized by further comprising a first fixing plate and a second fixing plate, wherein the first fixing plate is fixed on the window sash, the second fixing plate is fixed on the window frame, the limiting device body comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is rotatably connected with the first fixing plate, the other end of the first connecting rod is rotatably connected with the second connecting rod, and one end, far away from the first connecting rod, of the second connecting rod is rotatably connected with the second fixing plate; also comprises
The window frame comprises a first limiting groove arranged on a window sash and a second limiting groove arranged on a window frame, wherein a first fixing plate is fixed in the first limiting groove, and a second fixing plate is fixed in the second limiting groove.
2. The casement window safety stopper according to claim 1, wherein: the window sash is provided with two assembling ribs towards one end of the first fixing plate, free ends of the two assembling ribs extend towards opposite directions to form a first limiting groove with a space surrounded by the window sash, one end of the window frame towards the second fixing plate is also provided with two assembling ribs, free ends of the two assembling ribs extend towards opposite directions to form a second limiting groove with a space surrounded by the window frame, the first fixing plate is configured into a shape buckled with the first limiting groove, and the second fixing plate is configured into a shape buckled with the second limiting groove.
3. The casement window safety stopper according to claim 2, wherein: the cross sections of the first fixing plate and the second fixing plate are both in a convex shape, and one of the left side and the right side of the convex structure of the first fixing plate and the convex structure of the second fixing plate is in an inward inclined shape.
4. The casement window safety stopper according to claim 2, wherein: the assembling rib positioned on the window sash and the window sash are of an integral structure.
5. The casement window safety stopper according to claim 2, wherein: the assembling ribs positioned on the window frame and the window frame are of an integrated structure.
6. The casement window safety stopper according to claim 1, wherein: all be provided with rivet nut on casement and the window frame, first connecting rod pass through first fixed plate through plum blossom machine tooth screw with rivet nut threaded connection, the second connecting rod pass through second fixed plate through plum blossom machine tooth screw with rivet nut threaded connection.
7. The casement window safety stopper according to claim 1, wherein: the first connecting rod and the second connecting rod are connected through a riveting rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021712140.9U CN213391659U (en) | 2020-08-17 | 2020-08-17 | Safety limiter for casement window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021712140.9U CN213391659U (en) | 2020-08-17 | 2020-08-17 | Safety limiter for casement window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213391659U true CN213391659U (en) | 2021-06-08 |
Family
ID=76207233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021712140.9U Expired - Fee Related CN213391659U (en) | 2020-08-17 | 2020-08-17 | Safety limiter for casement window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213391659U (en) |
-
2020
- 2020-08-17 CN CN202021712140.9U patent/CN213391659U/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 |
Granted publication date: 20210608 |
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| CF01 | Termination of patent right due to non-payment of annual fee |