Automatic inner tilting structure of door and window and door and window

Abstract

The application discloses a door and window automatic inner folding structure and door and window, which comprises a hinge assembly, a transmission assembly, a base, a driving piece and a short rocker arm. The transmission assembly is slidably connected to the base, the hinge assembly is slidably connected to the base, one end of the driving piece is connected to the base, the other end of the driving piece is connected to the short rocker arm, one end of the short rocker arm is connected to the base, the other end of the short rocker arm is connected to the hinge assembly, a driving shaft is slidably connected to the driving piece, one end of the driving shaft is connected to the transmission assembly and the driving shaft is slidably connected to the base. When the transmission assembly is driven, the driving shaft slides along the base, the driving piece and the short rocker arm are opened or closed, the hinge assembly and the transmission assembly are separated or folded, and the door and window are in an inner folding state or a recycling state. The application only needs one motor to drive the transmission assembly to move, and the door and window can be automatically opened or closed. The application has the advantages of simple control, low cost, simple installation and low failure rate.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of doors and windows, and in particular to a door and window automatic inward tilting structure and door and window. BACKGROUND

[0002] The existing inward tilting doors and windows are usually manually opened or electrically opened. The manual opening needs an operator to rotate a handle to a corresponding state, so that a transmission assembly drives a hinge assembly to switch to an inward tilting state, and then the operator pulls the door and window to the inward tilting state, which is inconvenient to operate. The existing electrical opening needs two motors, one is a rocker motor responsible for opening and closing of a window sash, and the other is a lock point motor driving the handle to rotate and locking the window sash after closing. This double-motor scheme has complex system control, high cost, troublesome installation, and high failure rate. SUMMARY

[0003] The present application aims to overcome the deficiencies of the prior art and provide a door and window automatic inward tilting structure and door and window.

[0004] To solve the above technical problems, the present application adopts the following technical scheme:

[0005] In a first aspect, the present application provides a door and window automatic inward tilting structure, comprising a hinge assembly, a transmission assembly, a base, a driving member, and a short rocker arm. The transmission assembly is slidingly connected to the base. One end of the hinge assembly is slidingly connected to the base. One end of the driving member is rotatably connected to the base, and the other end is slidingly connected to the short rocker arm. One end of the short rocker arm is rotatably connected to the base, and the other end is rotatably connected to the hinge assembly. A driving shaft is slidingly connected to the driving member. One end of the driving shaft is connected to the transmission assembly and slidingly connected to the base. When the transmission assembly is driven from the end away from the driving member, the driving shaft slides along the base, so that the driving member and the short rocker arm are opened to separate the hinge assembly from the transmission assembly, and the hinge assembly is in an inward tilting state. When the transmission assembly is driven from the end close to the driving member, the driving shaft slides along the base, so that the driving member and the short rocker arm are closed to fold the hinge assembly and the transmission assembly, and the hinge assembly is in a recovery state.

[0006] In a specific embodiment, the transmission assembly is slidingly connected below the base. The base is provided with a first long slot and a second long slot. One end of the hinge assembly is slidingly connected to the first long slot, and the driving shaft is slidingly connected to the second long slot.

[0007] In an embodiment, the driving member is provided with a first driving groove and a second driving groove, the end of the short rocker arm is provided with a connecting shaft, the driving shaft is slidingly connected to the first driving groove, and the connecting shaft is rotatably connected to the hinge assembly through the second driving groove.

[0008] In an embodiment, the driving member is provided with a first driving groove and a second driving groove, the middle of the short rocker arm is provided with a connecting shaft and a connecting hole, the driving shaft is slidingly connected to the first driving groove, the connecting shaft is rotatably connected to the hinge assembly, and the second driving groove is slidingly connected to the connecting hole.

[0009] In an embodiment, the first driving groove is located at the middle of the driving member, and the second driving groove is located at one end of the driving member away from the base.

[0010] In an embodiment, the first driving groove comprises a driving section and an extension section, the driving section is obliquely arranged along the width direction of the driving member, and the extension section is arranged along the length direction of the driving member.

[0011] In an embodiment, the transmission assembly comprises a transmission end and a latch end, the driving shaft is connected to the transmission end, the latch end is provided with a locking protrusion at one end away from the transmission end, the hinge assembly is provided with a lock seat, and the lock seat is provided with a lock groove for inserting the locking protrusion.

[0012] In an embodiment, the hinge assembly comprises a long rocker arm and a hinge end, the long rocker arm is slidingly connected to the first long groove, the short rocker arm is rotatably connected to the long rocker arm, and the lock seat is arranged at the hinge end.

[0013] In an embodiment, the transmission end is provided with a transmission part at one end away from the latch end.

[0014] Compared with the prior art, the door and window automatic inward tilting structure of the present application has the beneficial effects that: the transmission assembly is slidingly connected to the base, one end of the hinge assembly is slidingly connected to the base, one end of the driving member is rotatably connected to the base, the other end of the driving member is slidingly connected to the short rocker arm, one end of the short rocker arm is rotatably connected to the base, the other end of the short rocker arm is rotatably connected to the hinge assembly, the driving shaft is slidingly connected to the driving member, one end of the driving shaft is connected to the transmission assembly, and the driving shaft is slidingly connected to the base; when the transmission assembly is driven towards the end away from the driving member, the driving shaft slides along the base, the driving member and the short rocker arm are opened, the hinge assembly is separated from the transmission assembly, and the inward tilting state is achieved; when the transmission assembly is driven towards the end close to the driving member, the driving shaft slides along the base, the driving member and the short rocker arm are closed, the hinge assembly is folded with the transmission assembly, and the recovery state is achieved; only one motor is needed to drive the transmission assembly to move, the door and window can be automatically opened or closed, the control is simple, the cost is low, the installation is more convenient, and the failure rate is low.

[0015] In a second aspect, the embodiment of the present application provides a door and window, comprising a frame, a shutter, a power element and a door and window automatic inverting structure as described above, one end of the hinge assembly away from the base is connected to the frame, the base is installed on the shutter, the transmission assembly is drivingly connected to the power element, when the power element drives the transmission assembly to move away from the driving element, the driving shaft slides along the base, so that the driving element and the short rocker arm are opened, so that the hinge assembly and the transmission assembly are separated, in the inverting state, that is, the frame and the shutter are opened; when the power element drives the transmission assembly to move towards the driving element, the driving shaft slides along the base, so that the driving element and the short rocker arm are closed, so that the hinge assembly and the transmission assembly are folded, in the recycling state, that is, the frame and the shutter are closed.

[0016] The door and window of the present application has the following beneficial effects compared with the prior art: the hinge assembly is connected to the frame at one end away from the base, the base is installed on the shutter, the transmission assembly is drivingly connected to the power element, when the power element drives the transmission assembly to move away from the driving element, the driving shaft slides along the base, so that the driving element and the short rocker arm are opened, so that the hinge assembly and the transmission assembly are separated, in the inverting state, that is, the frame and the shutter are opened; when the power element drives the transmission assembly to move towards the driving element, the driving shaft slides along the base, so that the driving element and the short rocker arm are closed, so that the hinge assembly and the transmission assembly are folded, in the recycling state, that is, the frame and the shutter are closed; the door and window only needs one motor to drive the transmission assembly to move, so as to automatically open or close the door and window, which is simple to control, low in cost, easy to install and low in failure rate.

[0017] The present application will be further described below in conjunction with the drawings and specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or prior art description will be briefly introduced below, and obviously, the drawings in the following description can only be some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0019] Figure 1 The structure schematic diagram of the door and window automatic inverting structure in the inverting state of the embodiment one of the present application is shown in the figure.

[0020] Figure 2 The structure schematic diagram of the door and window automatic inverting structure in the recycling state of the embodiment one of the present application is shown in the figure.

[0021] Figure 3The exploded schematic view of the automatic inward tilting structure of the door and window provided by the present application is shown in Figure 1.

[0022] Figure 4 The back structure schematic view of the automatic inward tilting structure of the door and window provided by the present application is shown in Figure 2.

[0023] Figure 5 The structure schematic view of the automatic inward tilting structure of the door and window provided by the present application is shown in Figure 3.

[0024] Figure 6 The structure schematic view of the door and window provided by the present application is shown in Figure 4.

[0025] Figure 7 The structure schematic view of the door and window provided by the present application is shown in Figure 5.

[0026] In the figure: 10, hinge assembly; 11, long rocker arm; 12, hinge end; 121, lock seat; 1211, lock groove; 20, transmission assembly; 21, transmission end; 211, transmission part; 22, bolt end; 221, locking protrusion; 30, base; 31, first long slot; 32, second long slot; 33, sliding shaft; 40, driving piece; 41, first driving slot; 42, second driving slot; 43, driving shaft; 50, short rocker arm; 51, connecting shaft; 52, connecting hole; 60, frame; 70, fan body. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with the help of the accompanying drawings and specific embodiments.

[0028] The technical scheme in the embodiments of the present application will be described clearly and completely below with the help of the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without any creative work belong to the scope of protection of the present application.

[0029] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship shown in the drawings, which are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0030] In addition, the terms "first", "second", etc. are used herein only to describe different instances, and do not imply or suggest relative importance or a number of the technical features indicated. Thus, the features defined with "first", "second" can include one or more of the features explicitly or implicitly. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly specified and limited.

[0031] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be connected, or detachable, or integrated; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] In the present application, unless otherwise explicitly specified and limited, the first feature "on" or "under" the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "on" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the first feature is higher than the second feature in horizontal height. The first feature "under", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the first feature is lower than the second feature in horizontal height.

[0033] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms should not be understood as necessarily referring to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in the present application.

[0034] Reference is made to Figures 1 to 4In the first specific embodiment, the application discloses a door and window automatic inward tilting structure, which comprises a hinge assembly 10, a transmission assembly 20, a base 30, a driving piece 40 and a short rocker arm 50, the transmission assembly 20 is slidably connected to the base 30, one end of the hinge assembly 10 is slidably connected to the base 30, one end of the driving piece 40 is rotatably connected to the base 30, the other end of the driving piece 40 is slidably connected to the short rocker arm 50, one end of the short rocker arm 50 is rotatably connected to the base 30, the other end of the short rocker arm 50 is rotatably connected to the hinge assembly 10, a driving shaft 43 is slidably connected to the driving piece 40, one end of the driving shaft 43 is connected to the transmission assembly 20 and slidably connected to the base 30; when the transmission assembly 20 is driven from the end away from the driving piece 40, the driving shaft 43 slides along the base 30, so that the driving piece 40 and the short rocker arm 50 are opened, the hinge assembly 10 is separated from the transmission assembly 20, and is in an inward tilting state; when the transmission assembly 20 is driven from the end close to the driving piece 40, the driving shaft 43 slides along the base 30, so that the driving piece 40 and the short rocker arm 50 are closed, the hinge assembly 10 is folded with the transmission assembly 20, and is in a recycling state.

[0035] Specifically, the transmission assembly 20 is slidably connected to the base 30, one end of the hinge assembly 10 is slidably connected to the base 30, one end of the driving piece 40 is rotatably connected to the base 30, the other end of the driving piece 40 is slidably connected to the short rocker arm 50, one end of the short rocker arm 50 is rotatably connected to the base 30, the other end of the short rocker arm 50 is rotatably connected to the hinge assembly 10, a driving shaft 43 is slidably connected to the driving piece 40, one end of the driving shaft 43 is connected to the transmission assembly 20 and slidably connected to the base 30; when the transmission assembly 20 is driven from the end away from the driving piece 40, the driving shaft 43 slides along the left side of the base 30, so that the driving piece 40 and the short rocker arm 50 are opened, the hinge assembly 10 is separated from the transmission assembly 20, and is in an inward tilting state; when the transmission assembly 20 is driven from the end close to the driving piece 40, the driving shaft 43 slides along the right side of the base 30, so that the driving piece 40 and the short rocker arm 50 are closed, the hinge assembly 10 is folded with the transmission assembly 20, and is in a recycling state; only one motor is needed to drive the transmission assembly 20 to move, so that the door and window can be automatically opened or closed, the control is simple, the cost is low, the installation is more convenient, and the failure rate is low.

[0036] The transmission assembly 20 is slidably connected below the base 30, the base 30 is provided with a first long slot 31 and a second long slot 32, one end of the hinge assembly 10 is slidably connected to the first long slot 31, and the driving shaft 43 is slidably connected to the second long slot 32.

[0037] Specifically, one end of the hinge assembly 10 is slidingly connected to the first long slot 31 through the sliding shaft 33, so that the hinge assembly 10 can slide back and forth along the first long slot 31. One end of the driving member 40 is rotatably connected to the base 30 through the pin shaft, and the driving shaft 43 is slidingly connected to the second long slot 32 and the transmission assembly 20, so that when the transmission assembly 20 moves, the driving member 40 is driven to rotate around the pin shaft.

[0038] Specifically, the first driving slot 41 is arranged at the middle position of the driving member 40, and the second driving slot 42 is arranged at the right position of the driving member 40, so that when the transmission assembly 20 moves, the driving member 40 and the short rocker arm 50 are opened or closed.

[0039] Specifically, the first driving slot 41 is arranged at the middle position of the driving member 40, and the second driving slot 42 is arranged at the right position of the driving member 40, so that when the transmission assembly 20 moves, the driving member 40 and the short rocker arm 50 are opened or closed.

[0040] Specifically, the first driving slot 41 is arranged at the middle position of the driving member 40, and the second driving slot 42 is arranged at the right position of the driving member 40, so that when the transmission assembly 20 moves, the driving member 40 and the short rocker arm 50 are opened or closed.

[0041] Specifically, the first driving slot 41 is arranged at the middle position of the driving member 40, and the second driving slot 42 is arranged at the right position of the driving member 40, so that when the transmission assembly 20 moves, the driving member 40 and the short rocker arm 50 are opened or closed.

[0042] Specifically, the first driving slot 41 is arranged at the middle position of the driving member 40, and the second driving slot 42 is arranged at the right position of the driving member 40, so that when the transmission assembly 20 moves, the driving member 40 and the short rocker arm 50 are opened or closed.

[0043] Specifically, the first driving slot 41 is arranged at the middle position of the driving member 40, and the second driving slot 42 is arranged at the right position of the driving member 40, so that when the transmission assembly 20 moves, the driving member 40 and the short rocker arm 50 are opened or closed.

[0044] Specifically, the first driving slot 41 is arranged at the middle position of the driving member 40, and the second driving slot 42 is arranged at the right position of the driving member 40, so that when the transmission assembly 20 moves, the driving member 40 and the short rocker arm 50 are opened or closed.

[0045] Specifically, the drive shaft 43 is rotatably connected to the transmission end 21. When the hinge assembly 10 and the transmission assembly 20 are closed, the transmission assembly 20 continues to move toward the end closer to the drive member 40, so that the locking protrusion 221 is inserted into the locking groove 1211 to achieve the locking effect.

[0046] The hinge assembly 10 includes a long rocker arm 11 and a hinge end 12. The long rocker arm 11 is slidably connected to the first elongated groove 31, the short rocker arm 50 is rotatably connected to the long rocker arm 11, and the lock seat 121 is located at the hinge end 12.

[0047] Specifically, the long rocker arm 11 is slidably connected to the first long groove 31 via the sliding shaft 33, and the connecting shaft 51 passes through the second drive groove 42 and is rotatably connected to the long rocker arm 11.

[0048] The transmission end 21 is provided with a transmission part 211 at the end away from the pin end 22.

[0049] Specifically, the transmission unit 211 is used to connect with an external power component (preferably a motor) to drive the entire transmission assembly 20 to move back and forth, thereby realizing the function of automatic inward tilting or automatic retraction of the entire structure.

[0050] See Figure 5 In the second specific embodiment shown, the driving component 40 is provided with a first driving groove 41 and a second driving groove 42. The middle part of the short rocker arm 50 is provided with a connecting shaft 51 and a connecting hole 52. The driving shaft 43 is slidably connected to the first driving groove 41, the connecting shaft 51 is rotatably connected to the hinge assembly 10, and the second driving groove 42 is slidably hinged to the connecting hole 52.

[0051] Specifically, the end of the short rocker arm 50 furthest from the drive member 40 is rotatably connected to the base 30 via a pin. The drive shaft 43 is slidably connected to the first drive groove 41, so that when the transmission assembly 20 moves, the drive shaft 43 slides along the first drive groove 41, thereby driving the drive member 40 to rotate around the pin. The connecting shaft 51 is rotatably connected to the long rocker arm 11. The second drive groove 42 and the connecting hole 52 are slidably hinged via a sliding shaft. This sliding shaft can slide back and forth along the second drive groove 42. When the long rocker arm 11 and the transmission assembly 20 are in the inward tilting state, the sliding shaft is located at the right end of the second drive groove 42. When the long rocker arm 11 and the transmission assembly 20 are in the retracted state, the sliding shaft is located at the left end of the second drive groove 42.

[0052] See Figures 6 to 7In the specific embodiment shown, the application also discloses a door and window comprising a frame 60, a shutter 70, a power member (not shown in the figure), and the automatic inward tilting structure of the door and window as described above, the hinge assembly 10 is connected to the frame 60 at the end away from the base 30, the base 30 is installed on the shutter 70, and the transmission assembly 20 is drivingly connected to the power member; when the power member drives the transmission assembly 20 to move towards the end away from the driving member 40, the driving shaft 43 slides along the base 30, so that the driving member 40 and the short rocker arm 50 are opened to separate the hinge assembly 10 from the transmission assembly 20, and the door and window is in the inward tilting state, i.e., the frame 60 and the shutter 70 are opened; when the power member drives the transmission assembly 20 to move towards the end close to the driving member 40, the driving shaft 43 slides along the base 30, so that the driving member 40 and the short rocker arm 50 are closed to fold the hinge assembly 10 and the transmission assembly 20, and the door and window is in the recovery state, i.e., the frame 60 and the shutter 70 are closed.

[0053] Specifically, by connecting the hinge assembly 10 to the frame 60 at the end away from the base 30, installing the base 30 on the shutter 70, and drivingly connecting the transmission assembly 20 to the power member, when the power member drives the transmission assembly 20 to move towards the end away from the driving member 40, the driving shaft 43 slides along the base 30, so that the driving member 40 and the short rocker arm 50 are opened to separate the hinge assembly 10 from the transmission assembly 20, and the door and window is in the inward tilting state, i.e., the frame 60 and the shutter 70 are opened; when the power member drives the transmission assembly 20 to move towards the end close to the driving member 40, the driving shaft 43 slides along the base 30, so that the driving member 40 and the short rocker arm 50 are closed to fold the hinge assembly 10 and the transmission assembly 20, and the door and window is in the recovery state, i.e., the frame 60 and the shutter 70 are closed; the door and window only needs one motor to drive the transmission assembly 20 to move, so as to automatically open or close the door and window, which is simple to control, low in cost, easy to install, and low in failure rate.

[0054] In an embodiment, the door and window can be used in a smart control scenario, the power member is communicatively connected to a smart terminal, and a user can control the opening or closing of the door and window through an app of the smart terminal. The communication connection adopts existing public technologies, and will not be described in detail here.

[0055] In an embodiment, the door and window can be used in a smart control scenario in rainy days, a water immersion sensor is installed on the shutter 70, and when the water immersion sensor senses rainwater, the power member is automatically started to automatically close the door and window, which is convenient and fast.

[0056] The above embodiments are the preferred implementation schemes of the application, and the application can also be implemented in other ways without departing from the technical scheme concept, and any obvious replacement within the protection scope of the application.

Claims

1. An automatic tilt-in structure for doors and windows, characterized in that, include: The device comprises a hinge assembly, a transmission assembly, a base, a drive component, and a short rocker arm. The transmission assembly is slidably connected to the base. One end of the hinge assembly is slidably connected to the base. One end of the drive component is rotatably connected to the base, and the other end is slidably connected to the short rocker arm. One end of the short rocker arm is rotatably connected to the base, and the other end is rotatably connected to the hinge assembly. A drive shaft is slidably connected to the drive component, and one end of the drive shaft is connected to the transmission assembly and slidably connected to the base. When the drive shaft moves the transmission assembly away from the drive member, it slides along the base, causing the drive member and the short rocker arm to open, thus separating the hinge assembly from the transmission assembly and placing it in an inward tilting state; when the drive shaft moves the transmission assembly towards the drive member, it slides along the base, causing the drive member and the short rocker arm to close, thus closing the hinge assembly from the transmission assembly and placing it in a retracted state. The driving component is provided with a first driving groove and a second driving groove. The end of the short rocker arm is provided with a connecting shaft. The driving shaft is slidably connected to the first driving groove, and the connecting shaft passes through the second driving groove and is rotatably connected to the hinge assembly. Alternatively, the driving component is provided with a first driving groove and a second driving groove. The middle part of the short rocker arm is provided with a connecting shaft and a connecting hole. The driving shaft is slidably connected to the first driving groove, and the connecting shaft is rotatably connected to the hinge assembly. The second driving groove is slidably hinged to the connecting hole.

2. The automatic tilt-in structure for doors and windows according to claim 1, characterized in that, The transmission assembly is slidably connected to the lower part of the base. The base is provided with a first elongated groove and a second elongated groove. One end of the hinge assembly is slidably connected to the first elongated groove, and the drive shaft is slidably connected to the second elongated groove.

3. The automatic inward tilting structure for doors and windows according to claim 1, characterized in that, The first drive groove is located in the middle of the drive component, and the second drive groove is located at the end connected to the base away from the drive component.

4. The automatic inward tilting structure for doors and windows according to claim 1, characterized in that, The first drive groove includes a drive section and an extension section. The drive section is obliquely arranged along the width direction of the drive member, and the extension section is arranged along the length direction of the drive member.

5. The automatic inward tilting structure for doors and windows according to claim 2, characterized in that, The transmission assembly includes a transmission end and a pin end. The drive shaft is connected to the transmission end. The pin end, away from the transmission end, has a locking protrusion. The hinge assembly has a lock seat, and the lock seat has a lock groove for the locking protrusion to be inserted.

6. The automatic inward tilting structure for doors and windows according to claim 5, characterized in that, The hinge assembly includes a long rocker arm and a hinge end. The long rocker arm is slidably connected to the first elongated groove, and the short rocker arm is rotatably connected to the long rocker arm. The lock seat is located at the hinge end.

7. The automatic tilt-in structure for doors and windows according to claim 5, characterized in that, The transmission end is provided with a transmission part at the end away from the pin end.

8. A door or window, characterized in that, The device includes a frame, a sash, a power component, and an automatic tilt-in structure for doors and windows as described in any one of claims 1-7. The hinge assembly is connected to the frame at one end away from the base. The base is mounted on the sash. The transmission assembly is drively connected to the power component. When the power component drives the transmission assembly to move towards the end away from the drive component, the drive shaft slides along the base, causing the drive component and the short rocker arm to open, thus separating the hinge assembly from the transmission assembly and placing it in a tilt-in state, i.e., the frame and the sash are open. When the power component drives the transmission assembly to move towards the end closer to the drive component, the drive shaft slides along the base, causing the drive component and the short rocker arm to close, thus closing the hinge assembly and the transmission assembly and placing it in a retracted state, i.e., the frame and the sash are closed.

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