CN220645613U - Hand window opener - Google Patents
Hand window opener Download PDFInfo
- Publication number
- CN220645613U CN220645613U CN202322177772.XU CN202322177772U CN220645613U CN 220645613 U CN220645613 U CN 220645613U CN 202322177772 U CN202322177772 U CN 202322177772U CN 220645613 U CN220645613 U CN 220645613U
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- shell
- gear
- chain
- worm
- window opener
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- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a hand-operated window opener which comprises a shell, a worm, a turbine, a first gear, a second gear, a chain wheel and a chain, wherein the worm is arranged on the shell; the shell is of a hollow flat square column structure, at least one end wall of the shell is provided with an operating handle through hole, and the front side wall of the shell is provided with a chain extending hole; the worm is rotatably and immovably arranged in the shell along the center axis of the through hole of the operating handle, the turbine and the first gear are coaxially assembled and rotatably arranged in the shell along the width direction of the shell, and the turbine is meshed with the worm; the chain wheel and the second gear are coaxially assembled and can be rotatably arranged in the shell along the width direction of the shell, and the second gear is meshed with the first gear; the shell is internally provided with a chain storage bin, a chain is arranged in the chain storage bin, the chain is in transmission fit with the chain wheel, and the outer end of the chain moves along with the rotation of the chain wheel. The hand-operated window opener disclosed by the utility model is used for reducing the width of the shell, so that the hand-operated window opener is suitable for a narrower installation space.
Description
Technical Field
The utility model relates to the technical field of window accessories, in particular to a hand-operated window opener.
Background
A window opener is a mechanical structure for opening and closing a window. At present, the window positions of most buildings are higher, the operation space is narrower, and the time and the labor are wasted when a user opens or closes the window, so that the window opener is needed to be used for facilitating the user to open or close the window.
The existing window opener is more in types, the chain hand window opener comprises a shell, a turbine, a worm, a chain wheel and a chain, the turbine and the chain wheel are coaxially arranged, the worm is meshed with the turbine, the chain wheel is matched with the chain in a transmission mode, the hand-operated driving worm rotates to drive the turbine and the chain wheel to synchronously rotate, the chain wheel rotates to take away the chain outside the shell or move inwards in the shell, the shell is required to have a wider installation space when the turbine and the chain wheel are coaxially arranged due to the thicker thickness of the turbine and the chain wheel, the turbine and the chain wheel can be coaxially arranged, and when the shell is wider, the hand window opener cannot be installed in a narrow installation space.
Disclosure of Invention
In view of this, the present utility model provides a hand-operated window opener to reduce the width of the housing, so that the hand-operated window opener is suitable for a narrower installation space.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a hand-operated window opener comprises a shell, a worm, a turbine, a first gear, a second gear, a chain wheel and a chain;
the shell is of a hollow flat square column structure, at least one end wall of the shell is provided with an operation handle through hole, and the front side wall of the shell is provided with a chain extending hole;
the worm is rotatably and immovably arranged in the shell along the center axis of the through hole of the operating handle, the turbine and the first gear are coaxially assembled and rotatably arranged in the shell along the width direction of the shell, and the turbine is meshed with the worm;
the chain wheel and the second gear are coaxially assembled and rotatably arranged in the shell along the width direction of the shell, and the second gear is meshed with the first gear;
the chain storage bin is arranged in the shell, a chain is arranged in the chain storage bin, the chain is in transmission fit with the chain wheel, and the outer end of the chain moves along with the rotation of the chain wheel.
In order to better realize the technical scheme, the chain guide plate comprises a guide plate fixedly arranged in the shell, wherein the guide plate comprises a circular arc-shaped guide part and a connecting part fixedly connected with the outer arc side of the circular arc-shaped guide part, the connecting part is fixedly arranged in the shell, and the circular arc-shaped guide part is matched with a chain.
Optionally, the first gear and the second gear are equal diameter gears.
Optionally, the turbine and the first gear are rotatably arranged on the two assembly plates through a first connecting shaft, and the second gear and the sprocket are rotatably arranged on the two assembly plates through a second connecting shaft.
Optionally, the device further comprises a first worm plate and a second worm plate, wherein the first worm plate is fixedly assembled on the outer arc side of the arc-shaped guide part, the second worm plate is fixedly connected with the top surface of the shell and the two assembly plates respectively, and the first worm plate and the second worm plate are provided with assembly holes which are coaxial with the through holes of the operating handle and are in running fit with the smooth parts of the worm respectively.
Optionally, the shell includes platykurtic shell and sets up the end plate at platykurtic shell both ends, and both ends board is equipped with coaxial handle via hole.
The utility model has the beneficial effects that:
compared with the existing window opener, the hand-operated window opener is additionally provided with the first gear and the second gear, so that the turbine and the chain wheel are horizontally arranged in parallel from vertical coaxial arrangement, and the widths of the first gear and the second gear are far smaller than those of the turbine and the chain wheel, so that the widths of the shells matched with the first gear, the second gear, the chain wheel, the turbine and the worm are narrowed, and the installation requirement of a narrow part of a window frame can be met.
Drawings
FIG. 1 is a schematic view of an embodiment of the present utility model for installing a hand operated window opener;
FIG. 2 is a schematic perspective view of a hand operated window opener according to an embodiment of the present utility model;
FIG. 3 is an exploded view of FIG. 2;
FIG. 4 is a schematic perspective view of a portion of the structure of FIG. 3;
reference numerals:
the hand-operated window opener 1, the flat housing 101, the chain extension hole 1011, the end plate 102, the handle through hole 1021, the mounting hole 1022, the mounting plate 103, the worm 110, the first worm plate 111, the second worm plate 112, the worm wheel 120, the first gear 121, the first connecting shaft 122, the first shaft sleeve 123, the sprocket 130, the second gear 131, the second connecting shaft 132, the chain 133, the chain storage bin 134, the circular arc-shaped guide 135, the connecting portion 136, the second shaft sleeve 137, the window frame 2, the chain head 3, the indoor side 4, and the window sash 5.
Detailed Description
The technical scheme of the utility model is described in detail below with reference to the accompanying drawings and the specific embodiments. Wherein like parts are designated by like reference numerals.
Referring to fig. 1 to 4, an embodiment of the present utility model discloses a hand-operated window opener, which includes a housing, a worm 110, a turbine 120, a first gear 121, a first shaft sleeve 122, a second gear 131, a sprocket 130 and a chain 133.
As shown in fig. 2, the casing is of a hollow flat square column structure, at least one end wall of the casing is provided with an operation handle via hole 1021, and the front side wall of the casing is provided with a chain extending hole 1011;
specifically, in the embodiment of the present application, the housing includes a flat housing 101 and end plates 102 assembled at both ends of the flat housing 101, more specifically, the flat housing 101 and the end plates 102 are assembled into one body by a plurality of screws, the end plates 102 include a main body portion mated with the flat housing 101 and an installation portion for connecting the window frame 2, the main body portion and the installation portion form an L-shaped structure, at least one installation hole 1022 is provided in the installation portion, and the window opener is installed on the window frame 2 by screws penetrating through the installation hole 1022.
In the embodiment of the present application, two main body portions of the end plate 102 are provided with coaxial handle via holes 1021, and a plurality of parallel window openers can be adapted to a plurality of parallel window sashes 5 through the coaxially arranged handle via holes 1021, so that a plurality of hand window openers can simultaneously open or simultaneously close windows.
As shown in fig. 2, the worm 110 is rotatably and immovably provided in the housing along the center axis of the handle via 1021, the worm wheel 120 and the first gear 121 are coaxially assembled and rotatably provided in the housing along the housing width direction, and the worm wheel 120 is engaged with the worm 110;
in the embodiment of the present application, the first worm plate 111 and the second worm plate 112 are further fixed in the housing, the first worm plate 111 and the second worm plate 112 are respectively provided with an assembly hole coaxial with the operation handle via 1021 and in running fit with the smooth portion of the worm 110, and the worm 110 is in running fit with the first worm plate 111 and the second worm 110.
As shown in fig. 3 and fig. 4, in the embodiment of the present application, the device further includes two assembly plates 103 fixed on the upper and lower sidewalls of the flat housing 101, the turbine 120 and the first gear 121 are rotatably mounted on the two assembly plates 103 through a first connecting shaft 122, specifically, opposite sidewalls of the two assembly plates 103 are respectively provided with a first shaft sleeve 123, two ends of the first connecting shaft 122 are rotatably sleeved in the two first shaft sleeves 123, the turbine 120 and the first gear 121 are fixedly sleeved on the first connecting shaft 122, and the turbine 120 and the first gear 121 are driven to synchronously rotate when the worm 110 rotates.
As shown in fig. 3 and 4, the sprocket 130 and the second gear 131 are coaxially assembled and rotatably provided in the housing in the width direction of the housing, and the second gear 131 is engaged with the first gear 121;
in the embodiment of the application, the second gear 131 and the sprocket 130 are rotatably mounted on the two mounting plates 103 through the second connecting shaft 132, specifically, opposite side walls of the two mounting plates 103 are respectively provided with a second sleeve 137, two ends of the second connecting shaft 132 are rotatably sleeved in the second sleeves 137, the second gear 131 and the sprocket 130 are fixedly sleeved on the second connecting shaft 132, and the first gear 121 drives the second gear 131 and the sprocket 130 to synchronously rotate when rotating.
As shown in fig. 3, a chain storage bin 134 is arranged in the shell, a chain 133 is arranged in the chain storage bin 134, the chain 133 is in transmission fit with the chain wheel 130, and the outer end of the chain 133 moves along with the rotation of the chain wheel 130.
The hand-operated window opener is arranged on an indoor side 4 of a building, a hand rocker (not shown in the figure) stretches into a shell from a through hole 1021 of an operating handle and is sleeved with a worm 110, the worm 110 is rotated by rotating the hand rocker, the worm 110 rotates to drive a turbine 120 meshed with the worm to rotate, the turbine 120 and a first gear 121 are fixedly sleeved on a first connecting shaft 122, the first gear 121 rotates synchronously with the turbine 120, a second gear 131 and a sprocket 130 are fixedly sleeved on a second connecting shaft 132, the second gear 131 is meshed with the first gear 121, the first gear 121 drives the sprocket 130 to rotate, the outer end of the chain 133 is provided with a chain head 3 due to the transmission fit of the sprocket 130 and the chain 133, and the outer end of the chain 133 moves along with the rotation of the sprocket 130, so that the chain head 3 is pushed to open and close a window sash 5.
Compared with the existing window opener, the hand-operated window opener is additionally provided with the first gear 121 and the second gear 131, so that the turbine 120 and the chain wheel 130 are arranged in parallel horizontally from vertical coaxial arrangement, and the widths of the first gear 121 and the second gear 131 are far smaller than those of the turbine 120 and the chain wheel 130, so that the widths of shells matched with the first gear 121, the second gear 131, the chain wheel 130, the turbine 120 and the worm 110 are also narrowed, and the window-type window opener can meet the installation requirement of a narrow part of a window frame 2.
In the embodiment of the present application, the first gear 121 and the second gear 131 are equal diameter gears, and when equal diameter gears are used, the rotation speed of the turbine 120 matched with the sprocket 130 is not changed.
In an optional embodiment of the present application, the chain guide plate further includes a guide plate fixedly disposed in the housing, the guide plate includes a circular arc guiding portion 135 and a connecting portion 136 fixedly connected with an outer arc side of the circular arc guiding portion 135, the connecting portion 136 is fixedly disposed in the housing, the circular arc guiding portion 135 is matched with the chain 133, the first worm plate 111 is fixedly assembled on the outer arc side of the circular arc guiding portion 135, and the guide plate is configured to guide a trend of the chain 133, so that the chain 133 can move according to a preset direction.
The technical scheme of the utility model is described in detail in the above with reference to the specific embodiments, and the specific embodiments are used for helping to understand the idea of the utility model. Those skilled in the art will appreciate that many modifications and variations are possible in light of the above teaching.
Claims (6)
1. A hand-operated window opener is characterized by comprising a shell, a worm (110), a turbine (120), a first gear (121), a second gear (131), a chain wheel (130) and a chain (133);
the shell is of a hollow flat square column structure, at least one end wall of the shell is provided with an operation handle through hole (1021), and the front side wall of the shell is provided with a chain extending hole (1011);
the worm (110) is rotatably and immovably arranged in the shell along the center axial direction of the through hole (1021) of the operating handle, the turbine (120) and the first gear (121) are coaxially assembled and rotatably arranged in the shell along the width direction of the shell, and the turbine (120) is meshed with the worm (110);
the chain wheel (130) and the second gear (131) are coaxially assembled and rotatably arranged in the shell along the width direction of the shell, and the second gear (131) is meshed with the first gear (121);
the chain storage bin (134) is arranged in the shell, a chain (133) is arranged in the chain storage bin (134), the chain (133) is in transmission fit with the chain wheel (130), and the outer end of the chain (133) moves along with rotation of the chain wheel (130).
2. The hand-operated window opener according to claim 1, further comprising a guide plate fixedly arranged in the outer shell, wherein the guide plate comprises a circular arc-shaped guide part (135) and a connecting part (136) fixedly connected with the outer arc side of the circular arc-shaped guide part (135), the connecting part (136) is fixedly arranged in the outer shell, and the circular arc-shaped guide part (135) is matched with the chain (133).
3. A hand operated window opener according to claim 1, characterized in that the first gear (121) and the second gear (131) are constant diameter gears.
4. The hand-operated window opener according to claim 1, further comprising two mounting plates (103) fixedly arranged on the upper and lower side walls of the flat housing (101), wherein the turbine (120) and the first gear (121) are rotatably mounted on the two mounting plates (103) through a first connecting shaft (122), and the second gear (131) and the sprocket (130) are rotatably mounted on the two mounting plates (103) through a second connecting shaft (132).
5. The hand-operated window opener according to claim 4, further comprising a first worm plate (111) and a second worm plate (112), wherein the first worm plate (111) is fixedly assembled on the outer arc side of the arc-shaped guide portion (135), the second worm plate (112) is fixedly connected with the top surface of the shell and the two assembly plates (103) respectively, and the first worm plate (111) and the second worm plate (112) are provided with assembly holes which are coaxial with the operation handle through holes (1021) and are in running fit with the smooth portions of the worms (110) respectively.
6. A hand operated window opener according to claim 5, characterized in that the housing comprises a flat housing (101) and end plates (102) arranged at both ends of the flat housing (101), both end plates (102) being provided with coaxial handle through holes (1021).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322177772.XU CN220645613U (en) | 2023-08-14 | 2023-08-14 | Hand window opener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322177772.XU CN220645613U (en) | 2023-08-14 | 2023-08-14 | Hand window opener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220645613U true CN220645613U (en) | 2024-03-22 |
Family
ID=90295679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322177772.XU Active CN220645613U (en) | 2023-08-14 | 2023-08-14 | Hand window opener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220645613U (en) |
-
2023
- 2023-08-14 CN CN202322177772.XU patent/CN220645613U/en active Active
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| GR01 | Patent grant | ||
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