Central opening type skylight of gymnasium top cover

Abstract

The utility model discloses a central opening type skylight of a top cover of a gymnasium, which comprises an annular support ring plate fixed on the top cover of the gymnasium, a circular window is arranged at the central part of the top cover, and the window is positioned in a central hole of the support ring plate in the vertical direction; at least four horizontally-arranged window doors are installed in the center of the upper side of the supporting ring plate, a driving ring coaxial with the window doors is rotatably installed on the supporting ring plate, and the window doors are located in an inner cavity of the driving ring. The window door is installed on the supporting ring plate through a first rotating shaft and connected to the driving ring through a driving arm. The driving ring is provided with an outer gear ring, and a driving gear on an output shaft of the motor is meshed with the outer gear ring; the motor can drive the window door to swing in the horizontal plane through the driving ring so as to close or open the window. Due to the fact that the window door is horizontally arranged and rotates in the horizontal plane, dust, leaves and other sundries falling on the window door cannot fall into the gymnasium, and the interior of the gymnasium is kept complete and sanitary.

Description

Technical Field

[0001] The utility model relates to a central opening skylight of a gymnasium roof. Background Art

[0002] In order to increase natural light inside the gymnasium and avoid using all indoor lighting, some gymnasiums use openable roofs, which can be opened according to weather conditions to allow natural light to enter the gymnasium. Since multi-petal roofs are convenient for adjusting natural light, they are widely used. Existing multi-petal roofs generally use a flap structure, but when the flaps are rotated, dust, leaves and other debris falling on the flaps are easy to fall into the room with the flaps, affecting the safety and hygiene in the gymnasium. Utility Model Content

[0003] In order to solve the problem that multiple driving mechanisms need to be adopted when adopting a flap structure in the prior art, the utility model proposes a central opening skylight of a gymnasium roof, which comprises a supporting ring plate fixed on the gymnasium roof, the supporting ring plate is annular, and a circular window is provided in the central part of the roof, and in the vertical direction, the window is located in the central hole of the supporting ring plate; at least four windows and doors are installed in the central part of the upper side of the supporting ring plate, the at least four windows and doors are cut from the same circular plate, the size and shape of each window and door are the same, and each window and door are evenly arranged around the central axis of the window, a driving ring is rotatably installed on the supporting ring plate, the driving ring is coaxially arranged with the window, the at least four windows and doors are located in the inner cavity of the driving ring, and each window and door is horizontally arranged;

[0004] Each window door is rotatably mounted on the supporting ring plate via a first rotating shaft, and a driving arm is provided corresponding to each window door, one end of the driving arm is rotatably connected to the corresponding window door via a second rotating shaft, and the other end of the driving arm is rotatably connected to the driving ring via a third rotating shaft;

[0005] An outer gear ring is formed on the outer circumferential surface of the driving ring. The motor is fixedly mounted on the supporting ring plate and is located outside the driving ring. A driving gear is fixedly mounted on the output shaft of the motor, and the driving gear is meshed with the outer gear ring. The motor can rotate forward and reverse. Under the drive of the motor, the driving gear can drive the supporting ring plate to reciprocate through the outer gear ring, thereby driving each window door to swing around the first rotating shaft in a horizontal plane to close or open the window.

[0006] In the present application, when the window needs to be opened or closed, the motor is started, the active gear drives the outer gear ring to rotate, and synchronously drives the drive ring to rotate, and the drive ring rotates around the first rotating shaft through the drive arm, thereby closing or opening the window. Since in the present application, each window door is horizontally arranged and rotates in a horizontal plane, dust, leaves and other debris falling on the window door will not fall into the gymnasium, thereby maintaining the completeness and hygiene of the room.

[0007] Specifically, the window door is in the shape of an arc triangle, and each window door includes a first inner side surface, a second inner side surface and an outer side surface which are connected in sequence; when each window door completely closes the window, the first inner side surface of each window door fits with the second inner side surface of the adjacent window door, and the outer side surface faces outward; wherein the first inner side surface is in the shape of an arc protruding outward, and the second inner side surface is in the shape of an arc recessed toward the inside of the door and window, and the first rotating shaft is installed at the vertex where the second inner side surface and the outer side surface intersect, and the second rotating shaft is installed at the vertex where the first inner side surface and the outer side surface intersect; for each window door, the center of the first inner side surface is located on the central axis of the first rotating shaft of the door and window, and the center of the second inner side surface is located on the central axis of the adjacent first rotating shaft. This design enables each window door to rotate smoothly to open and close the window.

[0008] Furthermore, for the convenience of connection, a hinge ear protruding toward the center direction of the driving ring is provided on the inner circumferential surface of the driving ring corresponding to each driving arm, and the driving arm is hinged to the hinge ear via the third rotating shaft.

[0009] Furthermore, in order to make the driving ring rotate flexibly, two passive gears are arranged on the outside of the driving ring. The two passive gears are rotatably mounted on the supporting ring plate and meshed with the outer gear ring. The two passive gears and the active gear are evenly arranged around the central axis of the window.

[0010] Furthermore, in order to facilitate the installation of the drive ring, a plurality of arc grooves are provided on the drive ring, and the arc grooves are evenly arranged around the central axis of the drive ring. Corresponding to each arc groove, a pin is fixedly installed on the support ring plate, and the pin is inserted into the corresponding arc groove, and the center of the arc groove is located on the central axis of the drive ring; a step surface facing upward is provided on the pin, and the drive ring is slidably supported on the step surface. By using the cooperation of the pin and the arc groove, the drive ring can be smoothly rotated under the drive of the motor.

[0011] Furthermore, in order to avoid damage to the equipment due to collision between the pin shaft and the inner wall of the arc groove, it also includes a window and door control system, which includes a central processing unit, a motor control unit connected to the central processing unit and two mechanical limit switches installed on the drive ring, a pin shaft is formed as a limit pin, and the two mechanical limit switches are respectively located on both sides of the arc direction of the arc groove corresponding to the limit pin, when the drive ring rotates, the limit pin can touch the mechanical limit switch; the motor control unit receives control from the central processing unit and controls the start and stop and rotation direction of the motor; when the limit pin touches the mechanical limit switch, the window and door control system can stop the rotation of the drive ring through the motor control unit.

[0012] Furthermore, in order to facilitate the control of the opening degree of the window, the window and door control system also includes a Hall position sensor connected to the central processing unit and a display. The Hall position sensor is used to detect the opening degree of the window. The Hall position sensor includes a sensor head fixedly mounted on the drive ring and a magnet mounted on the support ring plate; the display is used to display the opening degree of the window.

[0013] Furthermore, in order to facilitate monitoring of the environmental status, the window and door control system also includes a temperature detection unit, a humidity detection unit, a rain detection unit, an air quality detection unit, a light detection unit, and a motor control unit connected to the central processing unit, wherein:

[0014] The central processing unit is used to receive information from the temperature detection unit, the humidity detection unit, the rain detection unit, the air quality detection unit, and the light intensity detection unit, and compare the information with a preset value, and issue a control instruction according to the comparison result to control the operation of the motor;

[0015] A temperature detection unit, used to detect the temperature in the gymnasium and transmit the detection data to the central processing unit;

[0016] A humidity detection unit, used to detect the humidity in the gymnasium and transmit the detection data to the central processing unit;

[0017] A rain detection unit, used to detect whether it is raining and transmit the detection data to the central processing unit;

[0018] An air quality detection unit, used to detect the air quality of the atmosphere and transmit the detection data to the central processing unit;

[0019] The light intensity detection unit is used to detect the light intensity in the gymnasium and transmit the detection data to the central processing unit.

[0020] Furthermore, air quality includes at least the PM2.5 value in the atmosphere. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of a gymnasium installed with an embodiment of the utility model.

[0022] Figure 2 yes Figure 1 , specifically a top view of the window when it is closed.

[0023] Figure 3 This is the state diagram when the window is half closed.

[0024] Figure 4 This is the state diagram when the window is open.

[0025] Figure 5 yes Figure 1 Enlarged view of part A.

[0026] Figure 6 This is a diagram of the window and door control system. DETAILED DESCRIPTION

[0027] See also Figure 1-Figure 6 A central opening skylight of a gymnasium roof, the gymnasium includes a foundation 11 and an outer wall 12 installed on the foundation, a ring beam 13 is installed on the top of the outer wall, a top cover 14 is installed on the top of the ring beam 13, the top cover is an elliptical shape protruding upward, a circular window 15 is opened in the central part of the top cover, a supporting ring plate 16 is fixedly installed on the top cover, the supporting ring plate is annular, and in the vertical direction, the window 15 is located in the center hole 17 of the supporting ring plate 16.

[0028] Five windows and doors 51 are installed in the central part of the upper side of the support ring plate 16. The five windows and doors 51 are all located on the upper side of the support ring plate. The five windows and doors are cut from the same circular plate. The size and shape of each window and door are the same. The windows and doors are evenly arranged around the central axis of the window. A drive ring 41 is also rotatably installed on the support ring plate 16. The drive ring 41 is coaxially arranged with the window. The five windows and doors are located in the inner cavity of the drive ring 41. Each window and door is horizontally arranged.

[0029] Five arc grooves 46 are arranged on the driving ring, and the five arc grooves are evenly arranged around the central axis of the driving ring. Corresponding to each arc groove, a pin shaft 43 is fixedly installed on the supporting ring plate, and the pin shaft is inserted into the corresponding arc groove, and the center of the arc groove is located on the central axis of the driving ring. In this embodiment, a shoulder 432 is arranged in the middle part of each pin shaft 43, and the shoulder 432 divides the pin shaft into a threaded section 433 and an optical axis section 431. A screwing portion 434 is formed in a section of the optical axis section 431 away from the threaded section. The screwing portion is a regular quadrilateral, and the side of the shoulder 432 facing the screwing portion is a step surface 435. The threaded section 433 of the pin shaft 43 is screwed into the threaded hole of the supporting ring plate, and the arc groove is sleeved on the pipe shaft section, and the driving plate is slidably supported on the step surface 435. The screwing portion is used to screw the pin shaft onto the supporting ring plate.

[0030] Each window door 51 is rotatably mounted on the support ring plate 16 via a first rotating shaft 52. A driving arm 53 is provided corresponding to each window door 51. One end of the driving arm 53 is rotatably connected to the corresponding window door via a second rotating shaft 54, and the other end of the driving arm 53 is rotatably connected to the driving ring 41 via a third rotating shaft 45.

[0031] Specifically in this embodiment, each window door is in the shape of an arc triangle, and each window door includes a first inner side surface 55, a second inner side surface 56 and an outer side surface 57 connected in sequence. When each window door completely closes the window, the first inner side surface of each window door fits with the second inner side surface of the adjacent window door, and the outer side surface faces outward. The first inner side surface is in the shape of an arc protruding outward, and the second inner side surface is in the shape of an arc recessed toward the inside of the door and window. The first rotating shaft 52 is installed at the vertex where the second inner side surface and the outer side surface intersect, and the second rotating shaft 54 ​​is installed at the vertex where the first inner side surface and the outer side surface intersect. For each window door, the center of the first inner side surface is located on the central axis of the first rotating shaft of the door and window, and the center of the second inner side surface is located at the overlapped central axis of the adjacent first rotating shaft.

[0032] Corresponding to each driving arm 53 , a hinge ear 44 protruding toward the center direction of the driving ring is provided on the inner circumference of the driving ring 41 , and the driving arm is hinged to the hinge ear via a third rotating shaft 45 .

[0033] An outer gear ring 42 is provided on the outer circumference of the drive ring 41. In this embodiment, the drive ring and the outer gear ring are processed as one piece. The motor 21 is fixedly mounted on the support ring plate and is located outside the drive ring. In this embodiment, the motor is specifically mounted on the lower side of the support ring plate. The output shaft 22 of the motor extends upward in the vertical direction. A driving gear 23 is fixedly mounted on the output shaft of the motor, and the driving gear is meshed with the outer gear ring.

[0034] The first rotating shaft, the second rotating shaft and the third rotating shaft all extend in the vertical direction. The motor can rotate forward and reverse. Under the drive of the motor, the driving gear can drive the supporting ring plate to reciprocate through the outer gear ring, thereby driving each window door to swing in the horizontal plane with the connected first rotating shaft as the axis, so as to close or open the window.

[0035] In order to prevent the driving ring from deviating from the original set position under the push of the driving gear 23, two passive gears 24 are further provided on the outer side of the driving ring 41. The two passive gears 24 are both rotatably mounted on the supporting ring plate and meshed with the outer gear ring. The two passive gears and the driving gear are evenly arranged around the central axis of the window. Specifically in this embodiment, the structure and size of the two passive gears are the same as those of the driving gear, and the two passive gears and the driving gear are arranged in an equilateral triangle.

[0036] In this embodiment, a window and door control system is also provided, which includes a central processing unit 100, a temperature detection unit 102, a humidity detection unit 103, a rain detection unit 104, an air quality detection unit 105, a light detection unit 106, a motor control unit 107, a first mechanical limit switch 71, a second mechanical limit switch 72, a Hall position sensor 73 and a display 110 connected to the central processing unit 100, wherein:

[0037] The central processing unit is used to receive information from the temperature detection unit, the humidity detection unit, the rain detection unit, the air quality detection unit, and the light intensity detection unit, and compare the information with a preset value, and issue a control instruction according to the comparison result to control the operation of the motor;

[0038] A temperature detection unit, used to detect the temperature in the gymnasium and transmit the detection data to the central processing unit;

[0039] A humidity detection unit, used to detect the humidity in the gymnasium and transmit the detection data to the central processing unit;

[0040] A rain detection unit, used to detect whether it is raining and transmit the detection data to the central processing unit;

[0041] An air quality detection unit, used to detect the air quality of the atmosphere and transmit the detection data to the central processing unit;

[0042] A light intensity detection unit is used to detect the light intensity in the gymnasium and transmit the detection data to the central processing unit;

[0043] The motor control unit receives control from the central processing unit and controls the start and stop and rotation direction of the motor;

[0044] A first mechanical limit switch, used to detect a first stop position of the limit pin 76;

[0045] A second mechanical limit switch, used to detect a second stop position of the limit pin 76;

[0046] Hall position sensor, used to detect the opening degree of the window.

[0047] The display is used to display relevant data including the window opening degree.

[0048] In this embodiment, one of the pins is used as the limit pin 76, and the first mechanical limit switch and the second mechanical limit switch are respectively located on both sides of the arc direction of the arc groove corresponding to the limit pin, and when the drive ring rotates, the limit pin can touch the first mechanical limit switch or the second mechanical limit switch. When the limit pin touches the first mechanical limit switch or the second mechanical limit switch, the window control system can stop the rotation of the drive ring through the motor control unit.

[0049] In this embodiment, the Hall position sensor 73 includes a sensor head 74 fixedly mounted on the driving ring and a magnet 75 mounted on the supporting ring plate.

[0050] In this embodiment, the air quality is specifically the PM2.5 value in the atmosphere. The central processing unit adopts a 32-bit PLC programmable controller; the temperature detection unit and the humidity detection unit adopt an integrated temperature and humidity detector, specifically the DHT11 temperature and humidity sensor produced by Guangzhou Aosong Electronics Co., Ltd.; the rain detection unit adopts a raindrop sensor produced by Shenzhen Huaner Technology Co., Ltd.; the air quality detection unit specifically adopts Honeywell's HAQ61 air quality sensor; the illuminance detection unit specifically adopts the NHZD10 illuminance sensor of Wuhan Zhongke Nenghui Technology Development Co., Ltd. The motor control unit adopts an electromagnetic relay.

[0051] A storage unit 101 is provided in the central processing unit 100, and the PM2.5 upper limit, PM2.5 lower limit, rain and no rain are stored in the storage unit. When the PM2.5 value in the atmosphere reaches the upper limit or it rains, the window is closed; when the PM2.5 value in the atmosphere is lower than the lower limit and there is no rain, the window is opened.

[0052] The window door in this embodiment can also be manually operated as needed to open or close the window, or put the window in a semi-closed state.

Claims

1. A central opening skylight of a gymnasium roof, characterized in that: The invention comprises a supporting ring plate fixed on the roof of the gymnasium, the supporting ring plate is annular, a circular window is provided in the central part of the roof, and the window is located in the central hole of the supporting ring plate in the vertical direction; at least four windows are installed in the central part of the upper side of the supporting ring, the at least four windows are cut from the same circular plate, the size and shape of each window are the same, and each window is evenly arranged around the central axis of the window; a driving ring is rotatably installed on the supporting ring, the driving ring is coaxially arranged with the window, the at least four windows are located in the inner cavity of the driving ring, and each window is horizontally arranged; Each window door is rotatably mounted on the supporting ring plate via a first rotating shaft, and a driving arm is provided corresponding to each window door, one end of the driving arm is rotatably connected to the corresponding window door via a second rotating shaft, and the other end of the driving arm is rotatably connected to the driving ring via a third rotating shaft; An outer gear ring is formed on the outer circumferential surface of the driving ring. The motor is fixedly mounted on the supporting ring plate and is located outside the driving ring. A driving gear is fixedly mounted on the output shaft of the motor, and the driving gear is meshed with the outer gear ring. The motor can rotate forward and reverse. Under the drive of the motor, the driving gear can drive the supporting ring plate to reciprocate through the outer gear ring, thereby driving each window door to swing around the first rotating shaft in a horizontal plane to close or open the window.

2. The central opening skylight according to claim 1, characterized in that: The window door is in the shape of an arc triangle, and each window door includes a first inner side surface, a second inner side surface and an outer side surface which are connected in sequence; when each window door completely closes the window window, the first inner side surface of each window door fits with the second inner side surface of the adjacent window door, and the outer side surface faces outward; wherein the first inner side surface is in the shape of an arc protruding outward, and the second inner side surface is in the shape of an arc recessed toward the inside of the door and window, the first rotating shaft is installed on the vertex angle where the second inner side surface intersects with the outer side surface, and the second rotating shaft is installed on the vertex angle where the first inner side surface intersects with the outer side surface; for each window door, the center of the first inner side surface is located on the central axis of the first rotating shaft of the door and window, and the center of the second inner side surface is located on the central axis of the adjacent first rotating shaft.

3. The central opening skylight according to claim 1, characterized in that: Corresponding to each driving arm, a hinge ear protruding toward the center direction of the driving ring is arranged on the inner circumference of the driving ring, and the driving arm is hinged to the hinge ear via the third rotating shaft.

4. The central opening skylight according to claim 1, characterized in that: Two passive gears are also arranged on the outside of the driving ring. The two passive gears are rotatably mounted on the supporting ring plate and meshed with the outer gear ring. The two passive gears and the active gear are evenly arranged around the central axis of the window.

5. The central opening skylight according to claim 1, characterized in that: A plurality of arc grooves are arranged on the driving ring, and the arc grooves are evenly arranged around the central axis of the driving ring. Corresponding to each arc groove, a pin is fixedly installed on the supporting ring plate, and the pin is inserted into the corresponding arc groove, and the center of the arc groove is located on the central axis of the driving ring; a step surface facing upward is arranged on the pin, and the driving ring is slidably supported on the step surface.

6. The central opening skylight according to claim 5, characterized in that: It also includes a window and door control system, which includes a central processing unit, a motor control unit connected to the central processing unit and two mechanical limit switches installed on the drive ring, a pin shaft is formed as a limit pin, and the two mechanical limit switches are respectively located on both sides of the arc direction of the arc groove corresponding to the limit pin, when the drive ring rotates, the limit pin can touch the mechanical limit switch; the motor control unit receives the control of the central processing unit and controls the start and stop and rotation direction of the motor; when the limit pin touches the mechanical limit switch, the window and door control system can stop the rotation of the drive ring through the motor control unit.

7. The central opening skylight according to claim 6, characterized in that: The window and door control system also includes a Hall position sensor connected to the central processing unit and a display. The Hall position sensor is used to detect the opening degree of the window. The Hall position sensor includes a sensor head fixedly installed on the drive ring and a magnet installed on the support ring plate; the display is used to display the opening degree of the window.

8. The central opening skylight according to claim 6, characterized in that: The window and door control system also includes a temperature detection unit, a humidity detection unit, a rain detection unit, an air quality detection unit, a light detection unit, and a motor control unit connected to the central processing unit, wherein: The central processing unit is used to receive information from the temperature detection unit, the humidity detection unit, the rain detection unit, the air quality detection unit, and the light intensity detection unit, and compare the information with a preset value, and issue a control instruction according to the comparison result to control the operation of the motor; A temperature detection unit, used to detect the temperature in the gymnasium and transmit the detection data to the central processing unit; A humidity detection unit, used to detect the humidity in the gymnasium and transmit the detection data to the central processing unit; A rain detection unit, used to detect whether it is raining and transmit the detection data to the central processing unit; An air quality detection unit, used to detect the air quality of the atmosphere and transmit the detection data to the central processing unit; The light intensity detection unit is used to detect the light intensity in the gymnasium and transmit the detection data to the central processing unit.

9. The central opening skylight according to claim 8, characterized in that: Air quality includes at least the PM2.5 value in the atmosphere.

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