CN209799708U

CN209799708U - Intelligent opening and closing device for doors and windows

Info

Publication number: CN209799708U
Application number: CN201920370769.0U
Authority: CN
Inventors: 陈天星; 李一辉; 刘秉林; 徐嘉妮; 杨海吉; 钱琛浩
Original assignee: Southwest Jiaotong University
Current assignee: Southwest Jiaotong University
Priority date: 2019-03-20
Filing date: 2019-03-20
Publication date: 2019-12-17
Anticipated expiration: 2029-03-20

Abstract

The utility model provides an intelligent opening and closing device for doors and windows, which relates to the field of intelligent doors and windows and comprises a driving mechanism, wherein the driving mechanism comprises a motor, a speed reducer and a driving wheel connected to an output shaft of the speed reducer, a driven wheel is arranged side by side with the driving wheel at intervals, synchronous belts are sleeved on the driving wheel and the driven wheel, the synchronous belts are fixedly connected, and connecting holes are arranged on the fixed seat; the motor is electrically connected to the controller, and the controller is also electrically connected to the wind speed sensor, the rain sensor, the temperature sensor and the toxic gas sensor. The problem of be used for among the prior art that the intelligence of window or push-and-pull door opens and shuts and install the device function singleness, install complicacy is solved.

Description

Intelligent opening and closing device for doors and windows

Technical Field

The utility model relates to an intelligent door and window technical field especially relates to a door and window is with intelligence device that opens and shuts.

Background

A window or a sliding door between a balcony and a room is a passage for replacing air and collecting light in the room. When outdoor strong wind and rainfall need to close the window or the sliding door, or indoor air is not circulated, gas is leaked, and the like, the window or the sliding door needs to be opened, if people are indoors, the window or the sliding door can be opened and closed manually to eliminate dangerous situations; however, if no one is present indoors or people in the room are not found or cannot find the situation in a state of deep sleep, the damage such as wind and rain in the room can be caused slightly, and the damage such as coma and casualty can be caused by that people inhale a large amount of gas if the damage is heavy.

In the prior art, some devices for intelligently opening and closing the window are provided, and the device has a single function or is large in change of an original window body, difficult to install and high in use cost.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem among the prior art, the utility model provides a door and window is with intelligent device that opens and shuts, it has solved among the prior art intelligent device function singleness, the complicated problem of installation that opens and shuts on window or the push-and-pull door.

In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:

The intelligent opening and closing device for the doors and the windows comprises a driving mechanism, wherein the driving mechanism comprises a motor, a speed reducer and a driving wheel connected to an output shaft of the speed reducer, driven wheels are arranged side by side at intervals with the driving wheel, synchronous belts are sleeved on the driving wheel and the driven wheels, the synchronous belts are fixedly connected with the driving wheel, and a connecting hole is formed in a fixed seat; the motor is electrically connected to the controller, and the controller is also electrically connected to the wind speed sensor, the rain sensor, the temperature sensor and the toxic gas sensor.

Further, the controller is electrically connected with a network communication module. The opening and closing of a window or a sliding door can be controlled by a remote mobile phone through the network communication module.

Further, the speed reducer comprises a worm gear assembly, a first speed reduction gear set and a second speed reduction gear set which are sequentially connected through a transmission shaft. The transmission direction and the transmission speed are changed through the worm and gear assembly, and the rotating speed is further reduced through the first reduction gear set and the second reduction gear set, so that the high rotating speed of the motor is converted into the low rotating speed of the driving wheel.

Furthermore, a worm of the worm and gear assembly is fixedly sleeved on an output shaft of the motor, a worm gear of the worm and gear assembly and an input gear of the first reduction gear set are fixedly sleeved on the same transmission shaft, and an output gear of the first reduction gear set and an input gear of the second reduction gear set are fixedly sleeved on the same transmission shaft.

Further, motor and speed reducer all install in the drive shell, and the symmetry is provided with the casing stationary vane on the drive shell. The driving shell can isolate the motor and the speed reducer from the outside, so that the motor and the speed reducer are protected from being polluted by dust, the normal operation of the motor and the speed reducer is influenced, and the damage to the human body caused by rotating parts in the motor and the speed reducer can be avoided.

Further, the motor is a brushless motor. The interference of electric sparks to electronic equipment is avoided, the noise is low, the service life is long, and the maintenance cost is low.

Furthermore, the driven wheel is sleeved on the driven rotating shaft, and the driven rotating shaft is supported on the driven wheel mounting seat through a bearing. The friction force of the driven wheel mounting seat to the driven rotating shaft is reduced through the bearing, so that the rotating resistance of the driven wheel is reduced, and the transmission efficiency is improved.

Further, the controller adopts a single chip microcomputer chip with the model number of STM32F 103. The series of single chip microcomputer chips are small in size, complete in function, strong in control capability, low in energy consumption, strong in anti-interference capability, multiple in universal interfaces and capable of flexibly adding more sensors so as to achieve more accurate environmental data monitoring.

Further, the toxic gas sensor is model TGS 2602. The device can detect gaseous pollutants in most of air, has high sensitivity, can monitor two conditions of no circulation of indoor air and gas leakage simultaneously, and can master the time point of opening the window or the door more accurately.

the utility model has the advantages that: the intelligent opening and closing device in the scheme can automatically open and close the sliding doors and windows according to environmental conditions, can timely replace indoor air, keeps the indoor air fresh, and is beneficial to physical and psychological health of people living in the room; the door and window can be closed in time under the conditions of heavy rain and wind, and indoor articles are protected from being damaged.

This intelligence of installation device that opens and shuts need not carry out big change to door and window, only need punch on the wall body parallel with the push-and-pull track installation actuating mechanism, punch on door frame or window frame installation fixing base can, the installation is convenient and installation low cost, easily promotes.

The rotary motion of the motor is converted into linear motion in a synchronous belt mode after being reduced by the speed reducer, the power transmission efficiency is high, the requirement on the power of the motor is low, and the use cost of the device is reduced; the speed reducer is internally provided with a worm gear assembly and a reduction gear set, so that the rotating speed of the motor is changed, the transmission direction of the motor is changed, the motor can be arranged in parallel with the synchronous belt, the structure of the whole device is more compact, and the attractiveness of the indoor environment is improved.

Drawings

Fig. 1 is a schematic view of an intelligent opening and closing device for doors and windows.

Fig. 2 is a schematic structural view of the intelligent opening and closing device for doors and windows.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Wherein, 1, a motor; 2. a speed reducer; 21. a worm gear assembly; 211. a worm; 212. a turbine; 22. a first reduction gear set; 23. a second reduction gear set; 3. a driving wheel; 4. a driven wheel; 41. a driven rotating shaft; 42. a bearing; 43. a driven wheel mounting seat; 5. a synchronous belt; 6. a fixed seat; 61. connecting holes; 7. a drive housing; 71. a housing fixing wing; 8. and a control box.

Detailed Description

The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes will be apparent to those skilled in the art as long as they are within the spirit and scope of the present invention as defined and defined by the appended claims, and all inventions contemplated by the present invention are protected.

As shown in fig. 1 and 2, the intelligent opening and closing device for doors and windows comprises a driving mechanism, wherein the driving mechanism is used for driving a push-pull type door and window to move along a guide rail of the push-pull type door and window. Actuating mechanism includes motor 1, speed reducer 2 and connects in 2 epaxial action wheels 3 of output of speed reducer, be provided with side by side the interval with action wheel 3 from driving wheel 4, action wheel 3 and from having cup jointed hold-in range 5 on the driving wheel 4, fixedly connected with fixing base 6 on the hold-in range 5, be provided with connecting hole 61 on the fixing base 6, connecting hole 61 is used for passing through threaded fastener with the window frame and is connected, fixing base 6 passes through threaded fastener and installs in the toothless side of hold-in range 5.

The motor 1 is preferably a brushless motor to avoid sparks generated between the commutator and the carbon brush from affecting the normal operation of the electronics in the device. The output shaft of the motor 1 is parallel to the push-pull direction of the door and window. The speed reducer 2 comprises a worm gear assembly 21, a first speed reduction gear set 22 and a second speed reduction gear set 23 which are connected in sequence through a transmission shaft. As shown in fig. 3, the worm 211 of the worm and gear assembly 21 is fixedly sleeved on the output shaft of the motor 1, the worm gear 212 of the worm and gear assembly 21 and the input gear of the first reduction gear set 22 are fixedly sleeved on the same transmission shaft, and the output gear of the first reduction gear set 22 and the input gear of the second reduction gear set 23 are fixedly sleeved on the same transmission shaft.

The motor 1 and the speed reducer 2 are both installed in the driving shell 7, shell fixing wings 71 are symmetrically arranged on the driving shell 7, and mounting holes for mounting expansion screws are processed in the shell fixing wings 71 and used for fixing the driving shell 7 on a wall body at a door window.

The driven wheel 4 is sleeved on a driven rotating shaft 41, and the driven rotating shaft is supported on a driven wheel mounting seat 43 through a bearing 42. In order to avoid the possibility of the driving pulley 3 and the driven pulley 4 being involved in the rotation of foreign matter and taking safety into consideration, the driving pulley 3 and the driven pulley 4 are protected by housings respectively, and openings for the timing belt 5 to pass through are provided on the opposite surfaces of the housings.

The motor 1 is electrically connected to the controller, and the controller is also electrically connected to a wind speed sensor, a rain sensor, a temperature sensor and a toxic gas sensor.

The optimal model of the wind speed sensor is TR-FS02, the optimal model of the rain sensor is a rain sensor module produced by Mingjiatai corporation, the optimal model of the temperature sensor is DTH11, the temperature sensor of the model can detect temperature and humidity, the optimal model of the toxic gas sensor is TGS2602, the controller adopts a single chip microcomputer chip of model STM32F103, and the motor 1 is driven by a motor driving chip TMC 6130-LA. The single chip microcomputer chip and the motor driving chip are welded on the PCB, and the PCB is fixed in the control box 8 at the driven wheel 4. The control box 8 has the same shape as the drive housing 7, so that the whole device looks more harmonious and uniform.

The controller is electrically connected with a network communication module, namely, the single chip microcomputer chip is accessed to the internet through a network control chip ENC28J60, and the opening and closing of the device to the window are remotely controlled through the mobile phone by compiling a network communication protocol between the single chip microcomputer and the server. The single chip microcomputer chip is connected with the network control chip through the SPI bus.

The detection heads of the wind speed sensor, the rain sensor and the temperature sensor are fixed on the wall adjacent to the door or the window outdoors, and the wind speed sensor and the rain sensor cannot be shielded, so that the detection sensitivity of the sensors is prevented from being influenced. The gas that the mounted position and the installation quantity of toxic gas sensor's detecting head can detect as required sets up in a flexible way, for example, the kitchen takes place gas leakage most easily, can make the detection more real-time at the detecting head of a toxic gas sensor of kitchen installation, avoids appearing the window and opens the emergence phenomenon that can't avoid danger too late.

As shown in fig. 1, which is a schematic view of the installation of the intelligent opening and closing device for doors and windows, the fixing seat 6 connected with the synchronous belt 5 into a whole is installed on a window frame or a push-pull door frame to be moved through screws, during installation, a drill bit of the hand-held drilling machine is aligned to a cross groove of a self-tapping screw, and the fixing seat 6 is fixed on the window frame or the door frame through an automatic screw passing through a connecting hole 61. The driving housing 7 fixes the motor 1 and the speed reducer 2 on the wall of the top surface or the bottom surface of the window or the sliding door, and in order to avoid the safety of mechanical operation, the driving housing 7 is usually fixed on the wall of the top surface of the window or the sliding door.

When the wind speed sensor detects that the wind speed exceeds a preset value, and/or the rain sensor detects that rain falls, and/or the temperature sensor detects that the temperature is too low, the controller controls the driving mechanism to close the window and the push-pull door; when the toxic gas sensor detects that the indoor air quality is poor or toxic gas exists, the controller controls the driving mechanism to open the window and the sliding door.

The controller controls the opening and closing process of the window or the sliding door to be as follows: the controller control motor 1 rotates, and motor 1 drives action wheel 3 and rotates, and action wheel 3 drives hold-in range 5 rather than the meshing and rotates around action wheel 3 and follow driving wheel 4, plays the purpose that supports hold-in range 5 with rotating from driving wheel 4. Along with the rotation of hold-in range 5, fixing base 6 follows hold-in range 5 and removes, through the measurement and the calculation to the length of push-and-pull track and the girth of action wheel 3, correspond the distance that window or push-and-pull door need remove with the rotation number of turns of motor 1, when the rotational speed of motor is certain, come the removal stroke of control window or push-and-pull door through the rotation time of control motor, make the aperture of window can be according to the nimble control of the data that each sensor returned, the control accuracy can be accurate to the tooth width of hold-in range 5. In the direction shown in fig. 1, the driving wheel 3 rotates clockwise to drive the fixed seat 6 to move left, so as to close the window; the driving wheel 3 rotates anticlockwise to drive the fixing seat 6 to move rightwards, and the window is opened.

Claims

1. the intelligent opening and closing device for the doors and windows is characterized by comprising a driving mechanism, wherein the driving mechanism comprises a motor (1), a speed reducer (2) and a driving wheel (3) connected to an output shaft of the speed reducer (2), driven wheels (4) are arranged side by side with the driving wheel (3) at intervals, synchronous belts (5) are sleeved on the driving wheel (3) and the driven wheels (4), a fixed seat (6) is fixedly connected onto the synchronous belts (5), and a connecting hole (61) is formed in the fixed seat (6);

The motor (1) is electrically connected to the controller, and the controller is also electrically connected to a wind speed sensor, a rainwater sensor, a temperature sensor and a toxic gas sensor.

2. The intelligent opening and closing device for doors and windows according to claim 1, wherein a network communication module is electrically connected to the controller.

3. The intelligent opening and closing device for doors and windows according to claim 1 is characterized in that the speed reducer (2) comprises a worm gear assembly (21), a first speed reduction gear set (22) and a second speed reduction gear set (23) which are sequentially connected through a transmission shaft.

4. The intelligent opening and closing device for doors and windows according to claim 3, wherein the worm (211) of the worm and gear assembly (21) is fixedly sleeved on the output shaft of the motor (1), the worm gear (212) of the worm and gear assembly (21) and the input gear of the first reduction gear set (22) are fixedly sleeved on the same transmission shaft, and the output gear of the first reduction gear set (22) and the input gear of the second reduction gear set (23) are fixedly sleeved on the same transmission shaft.

5. The intelligent opening and closing device for the doors and windows as claimed in claim 1 or 3, wherein the motor (1) and the speed reducer (2) are both installed in a driving shell (7), and shell fixing wings (71) are symmetrically arranged on the driving shell (7).

6. The intelligent opening and closing device for doors and windows according to claim 1, wherein the motor (1) is a brushless motor.

7. The intelligent opening and closing device for the doors and windows as claimed in claim 1, wherein the driven wheel (4) is sleeved on a driven rotating shaft (41), and the driven rotating shaft (41) is supported on a driven wheel mounting seat (43) through a bearing (42).

8. The intelligent opening and closing device for the doors and windows as claimed in claim 1, wherein the controller adopts a single chip microcomputer chip with the model number of STM32F 103.

9. The intelligent opening and closing device for doors and windows according to claim 1, wherein the toxic gas sensor is TGS 2602.