CN111206843B - Automatic window opening mechanism and use method thereof - Google Patents

Abstract

The invention discloses an automatic window opening mechanism which comprises a C-shaped frame, wherein two ends of the frame are respectively and symmetrically provided with a group of driving mechanisms, the driving mechanisms are connected with a connecting rod mechanism, the connecting rod mechanism is connected with a window frame of a window through a connecting piece, and the driving mechanisms are connected with a control system. The invention also discloses a using method of the automatic window opening mechanism, the window opening mechanism provided by the invention can realize the opening and closing of the horizontal sliding window and the outward sliding window, and the problem that the traditional window opener is single in window opening is solved; in addition, the invention realizes the automatic opening and closing of the window through the control system, and is very convenient.

Description

Automatic window opening mechanism and use method thereof

Technical Field

The invention belongs to the technical field of machinery and internet, relates to an automatic windowing mechanism and further relates to a using method of the windowing mechanism.

Background

In recent years, under the influence of bad weather such as haze and dust, people pay more and more attention to the air quality at home, and in the city, people work busy and have no time to consider the opening and closing of windows. If the window is closed when leaving home, the air in the home can not be fully replaced; and if the window is opened when the user leaves home, the environment in the home can be damaged by bad weather such as sand dust, heavy rain and the like. Therefore, an intelligent window opening and closing device is needed to help people improve the air quality in the home. In the prior art, the problems of incomplete window closing, single window opening type, high price, incapability of remote control and the like mainly exist. Therefore, it is desirable to design an automatic window opening mechanism.

Disclosure of Invention

The invention aims to provide an automatic window opening mechanism which can facilitate automatic opening and closing of a window under different weather environments.

The invention also provides a using method of the automatic window opening mechanism.

The first technical scheme adopted by the invention is that the automatic window opening mechanism comprises a C-shaped frame, two ends of the frame are respectively and symmetrically provided with a group of driving mechanisms, the driving mechanisms are connected with a connecting rod mechanism, the connecting rod mechanism is connected with a window frame of a window through a connecting piece, and the driving mechanisms are connected with a control system.

The first technical solution of the present invention is also characterized in that,

two ends of a vertical rod of the C-shaped frame are respectively connected with the two cross rods through the connecting platform.

The driving mechanism comprises a motor, the motor is installed on a vertical rod of the rack through a motor support, two outputs of the motor are respectively connected with one ends of two lead screws in the vertical direction, the other ends of the lead screws are connected with a bearing seat, the bearing seat is fixed on the rack, a lead screw nut is coaxially sleeved on each lead screw, each lead screw nut is hinged with one end of a small rod through a lead screw nut connecting piece, the other end of the small rod is hinged to the middle part of a large rod, one end of the large rod is hinged with the rack, and the other end of the large rod is hinged with the electromagnet through a revolute pair; the electromagnet is connected with the linear bearing in an adsorption mode, the linear bearing is coaxially sleeved on the optical axis, and the optical axis is fixed on the optical axis support.

The big rod is of a hollow structure.

And two ends of the screw rod are respectively provided with a limit switch A and a limit switch B.

The control system comprises a central processing unit (MCU), the MCU is respectively connected with the Internet of things module, the digital-analog converter and the motor driving module, the motor driving module is respectively connected with the motor, the limit switch A and the limit switch B, the motor is also connected with the limit switch A and the limit switch B, and the Internet of things module is connected with a user.

The second technical scheme adopted by the invention is that the using method of the automatic window opening mechanism comprises the steps of applying the automatic window opening mechanism on a push-out type window and a push-type window for use;

when the window sash is applied to a push-out window, the use method is that the rack is horizontally arranged on a bottom transverse frame of a window frame, the optical axis is horizontally fixed on a bottom frame of an openable window sash through the optical axis seat, and the raindrop sensor and the air quality sensor are arranged outside the window frame;

when raining, the raindrop sensor captures information, generated analog signals are converted into digital signals by the digital-to-analog converter and then fed back to the MCU, the information is fed back to the Internet of things module by the MCU, then the information is transmitted to a user by the Internet of things module, the user sends a window closing instruction to the Internet of things module through the APP, the Internet of things module feeds back the received instruction to the MCU, meanwhile, the MCU sends a signal to the motor driving module, the motor driving module drives the motor to rotate forwards, the double output shafts of the motor respectively drive the two lead screws to rotate, the lead screw nuts move on the lead screws in the rotating process of the lead screws, when the small rod is driven by the screw nut to move on the screw, the large rod rotates by taking the pin shaft connected with the frame as a rotating center, therefore, the large rod moves on the optical axis through the linear bearing connected with the electromagnet, when the lead screw nut touches the limit switch A, the motor stops working, and the window is closed;

when the weather is fine, the air quality sensor captures information, the generated analog signal is converted into a digital signal through the digital-to-analog converter and then fed back to the MCU, the MCU feeds back the information to the Internet of things module, the Internet of things module transmits the information to the user, the user sends a window opening instruction to the Internet of things module, the Internet of things module feeds back the received instruction to the MCU, meanwhile, the MCU sends a signal to the motor driving module, the motor driving module drives the motor to rotate reversely, the double output shafts of the motor respectively drive the two lead screws to rotate, the lead screw nuts move on the lead screws in the rotating process of the lead screws, when the small rod is driven by the screw nut to move on the screw, the large rod rotates by taking the pin shaft connected with the frame as a rotating center, therefore, the large rod moves on the optical axis through the linear bearing connected with the electromagnet, when the lead screw nut touches the limit switch B, the motor stops working, and the window is opened.

The second technical solution of the present invention is also characterized in that,

when the window is applied to a flat-push type window, the using method comprises the following steps:

the frame is vertically installed on the window frame, the optical axis is fixed on the frame of the sliding window through the optical axis seat, the raindrop sensor and the air quality sensor are arranged outside the window frame, when raining, the raindrop sensor captures information, generated analog signals are converted into digital signals by the digital-to-analog converter and then fed back to the MCU, the MCU feeds the information back to the Internet of things module, the Internet of things module transmits the information to a user, the user sends a window closing instruction to the Internet of things module through APP, the Internet of things module feeds the received instruction back to the MCU, the MCU sends signals to the motor driving module, the motor driving module drives the motor to rotate forward, the double output shafts of the motor respectively drive the two lead screws to rotate, the lead screw nuts move on the lead screws during rotation of the lead screws, when the small bars are driven by the lead screw nuts to move on the lead screws, the large bars rotate by taking pin shafts connected with the frame as rotation centers, the large rod moves on the optical axis through the linear bearing connected with the electromagnet, when the lead screw nut touches the limit switch B, the motor stops working, and the window is closed;

when the weather is fine, the air quality sensor captures information, the generated analog signal is converted into a digital signal through the digital-to-analog converter and then fed back to the MCU, the MCU feeds back the information to the Internet of things module, the Internet of things module transmits the information to the user, the user sends a window opening instruction to the Internet of things module, the Internet of things module feeds back the received instruction to the MCU, meanwhile, the MCU sends a signal to the motor driving module, the motor driving module drives the motor to rotate reversely, the double output shafts of the motor respectively drive the two lead screws to rotate, the lead screw nuts move on the lead screws in the rotating process of the lead screws, when the small rod is driven by the screw nut to move on the screw, the large rod rotates by taking the pin shaft connected with the frame as a rotating center, therefore, the large rod moves on the optical axis through the linear bearing connected with the electromagnet, when the lead screw nut touches the limit switch A, the motor stops working, and the window is opened.

The automatic window opening mechanism has the advantages that the automatic window opening mechanism is convenient to install, lighting is not affected, flexible installation strain can be made for windowsills with windowsills or without windowsills, and the automatic window opening mechanism can be easily installed without changing the existing window pattern. When the windowsill is provided, the bracket is adjusted, and the device can be fixed on the side wall of the windowsill; when there is no windowsill, the bracket can be fixed on the wall outside the window frame by adjusting the positioning of the bracket, so the device has flexible installation mode corresponding to various existing window types. The window opening mechanism provided by the invention can realize the opening and closing of the horizontal sliding window and the outward sliding window, and solves the problem that the traditional window opener is single in window opening; in addition, the invention realizes the automatic opening and closing of the window through the control system, and is very convenient.

Drawings

FIG. 1 is a schematic view of an automatic window opening mechanism according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of the control system of an automatic window opening mechanism of the present invention;

fig. 4 is a view illustrating a state in which an automatic window opening mechanism of the present invention is mounted on a push-out window in use;

fig. 5 is a partially enlarged view of the connection of the automatic window opening mechanism of the present invention with a window frame when the automatic window opening mechanism is installed in a push-out type window;

FIG. 6 is a view showing a state in which an automatic window opening mechanism according to the present invention is installed in a horizontally-sliding window in use;

fig. 7 is a partially enlarged view of the connection of an automatic window opening mechanism of the present invention to a window frame when the automatic window opening mechanism is installed in a horizontal sliding type window.

In the figure, 1, an electromagnet, 2, a limit switch A, 3, a large rod, 4, a small rod, 5, a connecting table, 6, a bearing seat, 7, a limit switch B, 8, a nut connecting piece, 9, a screw nut, 10, a screw rod, 11, a coupler, 12, a motor support, 13, a motor, 14, a frame, 15, a wall, 16, a window, 17, a window frame, 18, an optical axis, 19, a linear bearing, 20, an optical axis support, 21, an MCU, 22, a digital-to-analog converter, 23, a raindrop sensor, 24, an air quality sensor, 25, a motor driving module, 26, an internet of things module and 27 are users.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

The invention discloses an automatic window opening mechanism, which comprises a C-shaped rack 14, wherein two ends of a vertical rod of the C-shaped rack 14 are respectively connected with two cross rods through a connecting platform 5; a motor support 12 is arranged in the middle of a vertical rod of the rack 14, a double-output-shaft stepping motor 13 is mounted on the motor support 12, two outputs of the motor 13 are respectively connected with one ends of two lead screws 10 along the vertical direction, the other ends of the lead screws 10 are connected to a bearing block 6, and the bearing block 6 is fixed on the rack 14;

a screw nut 9 is coaxially sleeved on the screw 10, the screw nut 9 is hinged with one end of the small rod 4 through a screw nut connecting piece 8, the other end of the small rod 4 is hinged with the middle part of the large rod 3, one end of the large rod 3 is hinged with the rack 14, and the other end of the large rod 3 is hinged with the electromagnet 1 through a revolute pair; the electromagnet 1 is connected with a linear bearing 19 in an adsorption manner, the linear bearing 19 is coaxially sleeved on an optical axis 18, and the optical axis 18 is fixed on an optical axis support 20;

the big rod 3 is of a hollow structure; the big rod 3 and the small rod 4 are telescopic rods.

The lead screw nut connecting piece 8 and the small rod 4 are connected with the elastic retainer ring through a pin shaft;

the small rod 4 is connected with the large rod 3 through a pin shaft and an elastic retainer ring, and the torque of the large rod 3 during rotation is effectively reduced.

The two ends of the screw rod 10 are respectively provided with a limit switch A2 and a limit switch B7.

The automatic window opening mechanism further comprises a control system, as shown in fig. 3, the control system comprises a central processing unit MCU21, the MCU21 is respectively connected with the Internet of things module 26, the digital-analog converter 22 and the motor driving module 25, the motor driving module 25 is respectively connected with the motor 13, the limit switch A2 and the limit switch B7, and the motor 13 is further connected with the limit switch A2 and the limit switch B7. The limit switch A2 and the limit switch B7 protect the motor 13 to a certain extent when the motor 13 rotates forward and backward in a certain range.

The internet of things module 26 is connected with the user 27;

the model of the internet of things module 26 is Esp 8266; the motor drive module 25 is model number L298N; the digital-to-analog converter 22 is of the type ADC 809.

The use method of the automatic window opening mechanism comprises the steps that the automatic window opening mechanism is installed on an external push type window, as shown in fig. 4 and 5, in the specific working process, a rack 14 is horizontally installed on a bottom transverse frame of a window frame 17, an optical axis 18 is horizontally fixed on a bottom frame of an openable window sash through an optical axis seat 20, a raindrop sensor 23 and an air quality sensor 24 are arranged outside the window frame 17 of a window 16 (the window 16 is installed in a wall body 15), in the rainy day, the raindrop sensor 23 captures information, generated analog signals are converted into digital signals by a digital-to-analog converter 22 and then fed back to an MCU21, the MCU21 feeds back the information to an internet of things module 26, the internet of things module 26 transmits the information to a user 27 (the user 27 can be a smart phone client or a tablet personal computer client), the user 27 sends a window closing instruction to the module 26 through an APP, the internet of things module 26 feeds the received instruction back to the MCU21, the MCU21 sends a signal to the motor driving module 25, the motor driving module 25 drives the motor 13 to rotate forward, the dual output shafts of the motor 13 respectively drive the two lead screws 10 to rotate, the lead screw nuts 9 move along with the lead screws 10 during the rotation of the lead screws 10, when the small rod 4 is driven by the lead screw nuts 8 to move on the lead screws 10, the large rod 3 rotates around the pin shaft connected with the rack 14 as the rotation center, so that the large rod 3 moves on the optical axis 18 through the linear bearing 19 connected with the electromagnet 1, when the lead screw nuts 8 touch the limit switch a2, the motor 13 stops working, and the window is closed;

when the outside weather is good, the air quality sensor 24 captures information, a generated analog signal is converted into a digital signal through the digital-to-analog converter 22 and then fed back to the MCU21, the MCU21 feeds back the information to the internet-of-things module 26, the internet-of-things module 26 transmits the information to the user 27, the user 27 sends a window opening instruction to the internet-of-things module 26, the internet-of-things module 26 feeds back a received instruction to the MCU21, the MCU21 sends a signal to the motor driving module 25, the motor driving module 25 drives the motor 13 to rotate in a reverse direction, the two output shafts of the motor 13 respectively drive the two lead screws 10 to rotate, the lead screw nut 9 moves on the lead screw 10 during rotation of the lead screw 10, and when the small rod 4 is driven by the lead screw nut 8 to move on the lead screw 10, the large rod 3 rotates by taking a pin shaft connected with the rack 14 as a rotation center, so that the large rod 3 moves on the optical axis 18 through the linear bearing 19 connected with the electromagnet 1, when the lead screw nut 8 touches the limit switch B7, the motor 13 stops working and the window is opened.

The automatic window opening mechanism of the invention is arranged on a horizontal sliding window, and the specific working and using method is that,

as shown in fig. 6 and 7, the specific working process includes that the rack 14 is vertically installed on the window frame 17 of the window 16, the optical axis 18 is fixed on the frame of the window which can be pushed and pulled through the optical axis seat 20, the raindrop sensor 23 and the air quality sensor 24 are installed outside the window frame 17, when it rains, the raindrop sensor 23 captures information, the generated analog signal is converted into a digital signal by the digital-analog converter 22 and then fed back to the MCU21, the MCU21 feeds back the information to the internet of things module 26, and then the internet of things module 26 transmits the information to the user 27 (the user 27 may be a smartphone client or a tablet computer client), the user 27 sends a window closing instruction to the internet of things module 26 through the APP, the internet of things module 26 feeds back the received instruction to the MCU1, meanwhile, the MCU21 sends a signal to the motor driving module 25, the motor driving module 25 drives the motor 13, and the two output shafts of the motor 13 respectively drive the two lead screws 10 to rotate, in the rotation process of the screw rod 10, the screw nut 9 moves on the screw rod 10 along with the screw rod, when the small rod 4 is driven by the screw nut 8 to move on the screw rod 10, the large rod 3 rotates by taking a pin shaft connected with the rack 14 as a rotation center, so that the large rod 3 moves on the optical axis 18 through a linear bearing 19 connected with the electromagnet 1, and when the screw nut 8 touches a limit switch B7, the motor 13 stops working, and the window is closed;

when the outside weather is good, the air quality sensor 24 captures information, a generated analog signal is converted into a digital signal through the digital-to-analog converter 22 and then fed back to the MCU21, the MCU21 feeds back the information to the internet-of-things module 26, the internet-of-things module 26 transmits the information to the user 27, the user 27 sends a window opening instruction to the internet-of-things module 26, the internet-of-things module 26 feeds back a received instruction to the MCU21, the MCU21 sends a signal to the motor driving module 25, the motor driving module 25 drives the motor 13 to rotate in a reverse direction, the two output shafts of the motor 13 respectively drive the two lead screws 10 to rotate, the lead screw nut 9 moves on the lead screw 10 during rotation of the lead screw 10, and when the small rod 4 is driven by the lead screw nut 8 to move on the lead screw 10, the large rod 3 rotates by taking a pin shaft connected with the rack 14 as a rotation center, so that the large rod 3 moves on the optical axis 18 through the linear bearing 19 connected with the electromagnet 1, when the lead screw nut 8 touches the limit switch A2, the motor 13 stops working and the window is opened.

Claims (3)

1. An automatic window opening mechanism is characterized in that: the window comprises a C-shaped frame, wherein two ends of the frame are respectively and symmetrically provided with a group of driving mechanisms, the driving mechanisms are connected with a connecting rod mechanism, the connecting rod mechanism is connected with a window frame of a window through a connecting piece, and the driving mechanisms are connected with a control system;

two ends of a vertical rod of the C-shaped frame are respectively connected with the two cross rods through connecting platforms;

the driving mechanism comprises a motor, the motor is installed on a vertical rod of the rack through a motor support, two outputs of the motor are respectively connected with one ends of two lead screws in the vertical direction, the other ends of the lead screws are connected with a bearing seat, the bearing seat is fixed on the rack, lead screw nuts are coaxially sleeved on the lead screws, the lead screw nuts are hinged with one ends of small rods through lead screw nut connecting pieces, the other ends of the small rods are hinged with the middle part of a large rod, one end of the large rod is hinged with the rack, and the other end of the large rod is hinged with the electromagnet through a revolute pair; the electromagnet is connected with the linear bearing in an adsorption manner, the linear bearing is coaxially sleeved on the optical axis, and the optical axis is fixed on the optical axis support; the optical axis is fixed on the window through the optical axis support, and when the window is of an outward push type structure, the optical axis is horizontally arranged; when the window is of a flat-push type structure, the optical axis is vertically placed;

the big rod is of a hollow structure;

two ends of the screw rod are respectively provided with a limit switch A and a limit switch B;

the control system comprises a central processing unit (MCU), the MCU is respectively connected with an Internet of things module, a digital-analog converter and a motor driving module, the motor driving module is respectively connected with a motor, a limit switch A and a limit switch B, the motor is also connected with the limit switch A and the limit switch B, and the Internet of things module is connected with a user.

2. The method of using an automatic window opening mechanism as claimed in claim 1, wherein the window opening mechanism comprises a push-out window and a push-in window;

when the window sash is applied to a push-out window, the use method is that the rack is horizontally arranged on a bottom transverse frame of a window frame, the optical axis is horizontally fixed on a bottom frame of an openable window sash through the optical axis seat, and the raindrop sensor and the air quality sensor are arranged outside the window frame;

when raining, the raindrop sensor captures information, generated analog signals are converted into digital signals by the digital-to-analog converter and then fed back to the MCU, the information is fed back to the Internet of things module by the MCU, then the information is transmitted to a user by the Internet of things module, the user sends a window closing instruction to the Internet of things module through the APP, the Internet of things module feeds back the received instruction to the MCU, meanwhile, the MCU sends a signal to the motor driving module, the motor driving module drives the motor to rotate forwards, the double output shafts of the motor respectively drive the two lead screws to rotate, the lead screw nuts move on the lead screws in the rotating process of the lead screws, when the small rod is driven by the screw nut to move on the screw, the large rod rotates by taking the pin shaft connected with the frame as a rotating center, therefore, the large rod moves on the optical axis through the linear bearing connected with the electromagnet, when the lead screw nut touches the limit switch A, the motor stops working, and the window is closed;

when the weather is fine, the air quality sensor captures information, the generated analog signal is converted into a digital signal through the digital-to-analog converter and then fed back to the MCU, the MCU feeds back the information to the Internet of things module, the Internet of things module transmits the information to the user, the user sends a window opening instruction to the Internet of things module, the Internet of things module feeds back the received instruction to the MCU, meanwhile, the MCU sends a signal to the motor driving module, the motor driving module drives the motor to rotate reversely, the double output shafts of the motor respectively drive the two lead screws to rotate, the lead screw nuts move on the lead screws in the rotating process of the lead screws, when the small rod is driven by the screw nut to move on the screw, the large rod rotates by taking the pin shaft connected with the frame as a rotating center, therefore, the large rod moves on the optical axis through the linear bearing connected with the electromagnet, when the lead screw nut touches the limit switch B, the motor stops working, and the window is opened.

3. The use method of an automatic window opening mechanism according to claim 2, characterized in that when applied to a flat-push type window, the use method is:

the frame is vertically installed on the window frame, the optical axis is fixed on the frame of the sliding window through the optical axis seat, the raindrop sensor and the air quality sensor are arranged outside the window frame, when raining, the raindrop sensor captures information, generated analog signals are converted into digital signals by the digital-to-analog converter and then fed back to the MCU, the MCU feeds the information back to the Internet of things module, the Internet of things module transmits the information to a user, the user sends a window closing instruction to the Internet of things module through APP, the Internet of things module feeds the received instruction back to the MCU, the MCU sends signals to the motor driving module, the motor driving module drives the motor to rotate forward, the double output shafts of the motor respectively drive the two lead screws to rotate, the lead screw nuts move on the lead screws during rotation of the lead screws, when the small bars are driven by the lead screw nuts to move on the lead screws, the large bars rotate by taking pin shafts connected with the frame as rotation centers, the large rod moves on the optical axis through the linear bearing connected with the electromagnet, when the lead screw nut touches the limit switch B, the motor stops working, and the window is closed;

when the weather is fine, the air quality sensor captures information, the generated analog signal is converted into a digital signal through the digital-to-analog converter and then fed back to the MCU, the MCU feeds back the information to the Internet of things module, the Internet of things module transmits the information to the user, the user sends a window opening instruction to the Internet of things module, the Internet of things module feeds back the received instruction to the MCU, meanwhile, the MCU sends a signal to the motor driving module, the motor driving module drives the motor to rotate reversely, the double output shafts of the motor respectively drive the two lead screws to rotate, the lead screw nuts move on the lead screws in the rotating process of the lead screws, when the small rod is driven by the screw nut to move on the screw, the large rod rotates by taking the pin shaft connected with the frame as a rotating center, therefore, the large rod moves on the optical axis through the linear bearing connected with the electromagnet, when the lead screw nut touches the limit switch A, the motor stops working, and the window is opened.

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