Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the intelligent curtain wall window-turning control system which can enable responsible personnel to check the opening and closing state and the weather state of a turned window in real time and can control the opening and closing state of the turned window on a curtain wall according to the weather state by breaking away from manual control.
In order to achieve the purpose, the invention provides the following technical scheme: an intelligent curtain wall window turning control system comprises a frame, a turning window rotationally connected to the frame, a terminal APP, an intermediate server, a wireless communication chip, an illumination detection assembly, a rainfall detection assembly, a driving assembly and a main control circuit; the driving assembly is linked with the turnover window to drive the turnover window to turn over; the illumination detection assembly and the rainfall detection assembly are electrically connected with a main control circuit, the main control circuit is connected with a wireless communication chip, and the wireless communication chip is also in communication connection with an intermediate server; the intermediate server is in communication connection with the terminal APP; the illumination detection assembly is arranged on the frame to detect whether sunlight enters the room or not, the illumination detection assembly is shielded by the turnover window after the turnover window is retracted and closed, and the rainfall detection assembly is arranged on the frame to detect whether the turnover window is wetted by rainwater or not; when the illumination detection subassembly detects that sunshine enters into indoorly, the illumination detection subassembly sends the photic signal and gives master control circuit, master control circuit sends drive signal and gives drive assembly, drive assembly drive turns over the window and overturns downwards, simultaneously master control circuit sends the photic signal and gives intermediate server through the wireless communication chip after giving wireless communication chip, intermediate server forwards the photic signal and gives terminal APP, when rainfall detection subassembly detects that the frame is drenched by the rainwater, rainfall detection subassembly sends the rainfall signal and gives master control circuit, master control circuit sends drive signal and gives drive assembly, drive assembly drive turns over the window and overturns downwards, simultaneously master control circuit sends the signal and gives intermediate server through the wireless communication chip after the rainfall to wireless communication chip, intermediate server forwards the photic signal and gives terminal APP.
As a further improvement of the present invention, the terminal APP includes a display interface, an operation interface, and a transceiver module; the receiving and sending module is in communication connection with the intermediate server, and is connected with the display interface and the operation interface; the receiving and sending module receives the light receiving signal and the rainfall signal and sends the light receiving signal and the rainfall signal to the display interface, and the display interface displays a light receiving instruction and a rainfall instruction; the operation interface is used for user interaction and sends an opening and closing signal to the transceiver module, the transceiver module sends the opening and closing signal to the intermediate server, the intermediate server forwards the opening and closing signal to the wireless communication chip, the wireless communication chip sends the opening and closing signal to the main control circuit, and the main control circuit sends a driving signal to the driving assembly to control the opening or closing of the turning window.
As a further improvement of the invention, the driving assembly comprises a hydraulic cylinder body and a telescopic rod, and a connecting frame is fixedly connected to the turnover window; the hydraulic cylinder body is rotatably connected to the frame and is also connected with the main control circuit so as to receive a driving signal sent by the main control circuit and drive the telescopic rod to stretch and move to open or close the turnover window; one end sliding connection of telescopic link is in hydraulic cylinder body, and other end fixedly connected with hasp piece, hasp piece is connected with the rotatable dismantlement of link.
As a further improvement of the invention, the connecting frame comprises a cross bar and a connecting rod, the lock catch piece is rotatably and detachably connected with the cross bar, one end of the connecting rod is fixedly connected to the cross bar, and the other end of the connecting rod is fixedly connected to the pivoted window; the two ends of the cross rod are respectively and coaxially fixed with a first connecting column and a second connecting column, threads are formed in the first connecting column and the second connecting column, a sleeve is rotatably connected to the second connecting column, and threads matched with the first connecting column and the second connecting column are formed in the inner wall of the sleeve.
As a further improvement of the invention, the lock catch piece comprises a lock catch base, a lock catch strip and a locking piece; the lock catch base is fixedly connected to the other end, opposite to the hydraulic cylinder body, of the telescopic rod, one end of the lock catch strip is hinged to the lock catch base, and the other end of the lock catch strip is hinged to the locking piece; the locking piece is fixedly connected with a locking block, and the lock catch base is provided with a lock groove matched with the locking block; the lock catch base is provided with a magic tape, the magic tape comprises a rough surface and a hook surface, the rough surface is fixed on the lock catch base, and the hook surface is fixed on the lock catch strip; when the locking block is embedded into the locking groove, the locking strip and the locking base are mutually buckled to form a closed ring shape so as to be rotatably and detachably connected with the cross rod; when the hook surface and the hair surface of the magic tape are mutually pasted, the hook surface and the hair surface are covered on the locking piece.
As a further improvement of the present invention, the illumination detection assembly includes an illumination sensor, a first wireless communication chip, and a waterproof cover; the frame is provided with an assembly groove for embedding the illuminance sensor and the first wireless communication chip, and the assembly groove is shielded by the turnover window after the turnover window is retracted and closed; the illuminance sensor is connected with a first wireless communication chip, the first wireless communication chip is in communication connection with the main control circuit, and the illuminance sensor is in wireless communication connection with the main control circuit through the first wireless communication chip; the waterproof cover is hermetically connected with the assembling groove so as to seal the illuminance sensor and the first wireless communication chip in the assembling groove; when the light rays shielded by the turned window still irradiate the illuminance sensor, the illuminance sensor sends a light receiving signal to the main control circuit through the first wireless communication chip; the waterproof cover is made of a high-light-transmission material.
As a further improvement of the invention, the rainfall detection assembly comprises a humidity sensor, a humidity detection head and a second wireless communication chip; the humidity sensor is connected with the second wireless communication chip, the humidity sensor is in communication connection with the main control circuit through the second wireless communication chip, and the humidity detection head is electrically connected with the humidity sensor; the humidity detection head is attached to the outer surface of the frame; when the humidity detection head is wetted by rainwater, the humidity detection head sends a water receiving signal to the humidity sensor, and the humidity sensor sends a rainfall signal main control circuit through the second wireless communication chip.
As a further improvement of the invention, the lock catch base and the lock catch strip are both rotationally connected with balls, and when the lock catch base and the lock catch strip are buckled and rotatably and detachably connected with the cross rod, the balls are abutted against the cross rod; the position of the cross rod corresponding to the ball is coaxially provided with an annular slide way, and when the ball is abutted to the cross rod, the ball is positioned in the slide way.
As a further improvement of the invention, the turnover window is also provided with a limit rack, and the frame is rotatably connected with an embedded sheet; the frame is also fixedly connected with a supporting piece, the frame is also fixedly connected with an elastic piece, the elastic piece is abutted against the embedded piece, and when the embedded piece is abutted against the supporting piece, the elastic piece abuts against the embedded piece on the supporting piece; when the embedded sheet is embedded on the limiting rack, the embedded sheet supports the opening angle of the turnover window.
The invention has the advantages that the arranged terminal APP is convenient for managers to check the working states of the illumination detection assembly and the rainfall detection assembly in real time, the intermediate server is convenient for collecting and storing data of the illumination detection assembly and the rainfall detection assembly, the arranged illumination detection assembly is convenient for detecting whether sunlight irradiates indoors or not, the opening degree of the turning window can be adjusted by matching with the main control circuit and the driving assembly, further, the sunlight is prevented from entering indoors, the arranged rainfall detection assembly is convenient for detecting whether the current weather is rainy days or not, the turning window can be closed when the rainy days are detected by matching with the main control circuit and the driving assembly, the opening and closing of the turning window can be controlled by the arranged driving assembly and the main control circuit, the opening and closing states of the turning window on the curtain wall can be controlled according to weather conditions without manual control, further, rainwater in rainy days caused by forgetting to close the window can be prevented from entering indoors, also can intelligent regulation turn over the angle that the window was opened, and then reduce sunshine and enter into indoorly, avoid sunshine to penetrate indoor to influence staff workplace directly.
Detailed Description
The invention will be further described in detail with reference to the following examples, which are given in the accompanying drawings.
Referring to fig. 1-10, the intelligent control system for the curtain wall tilting window 1 of the present embodiment includes a frame 2 and a tilting window 1 rotatably connected to the frame 2, and further includes a terminal APPM7, an intermediate server M6, a wireless communication circuit M5, an illumination detection module M1, a rainfall detection module M2, a driving module M3, and a main control circuit M4; the driving component M3 is linked with the turnover window 1 to drive the turnover window 1 to turn over; the illumination detection assembly M1 and the rainfall detection assembly M2 are both electrically connected with a master control circuit M4, the master control circuit M4 is connected with a wireless communication circuit M5, and the wireless communication circuit M5 is also in communication connection with an intermediate server M6; the intermediate server M6 is connected with a terminal APPM7 in a communication way; the illumination detection assembly M1 is arranged on the frame 2 to detect whether sunlight enters the room, the illumination detection assembly M1 is shielded by the pivoted window 1 after the pivoted window 1 is retracted and closed, and the rainfall detection assembly M2 is arranged on the frame 2 to detect whether the pivoted window 1 is wetted by rainwater; when the illumination detection assembly M1 detects that sunlight enters the room, the illumination detection assembly M1 sends a light receiving signal to the main control circuit M4, the main control circuit M4 sends a driving signal to the driving assembly M3, the driving assembly M3 drives the turnover window 1 to turn downwards, meanwhile, the master control circuit M4 sends the light receiving signal to the wireless communication circuit M5 and then forwards the light receiving signal to the intermediate server M6 through the wireless communication circuit M5, the intermediate server M6 forwards the light receiving signal to the terminal APPM7, when the rainfall detection module M2 detects that the frame 2 is wetted by rainwater, the rainfall detection module M2 sends a rainfall signal to the master control circuit M4, the master control circuit M4 sends a driving signal to the driving module M3, the driving module M3 drives the tilting window 1 to tilt downwards, meanwhile, the master control circuit M4 sends a rainfall signal to the wireless communication circuit M5 and then forwards the rainfall signal to the intermediate server M6 through the wireless communication circuit M5, and the intermediate server M6 forwards a light receiving signal to the terminal APPM 7.
Through the technical scheme, the main control circuit M4 can be additionally connected with an on-off button as a signal source of an on-off signal, the on-off signal enters the main control circuit M4, the main control circuit M4 can control the driving component M3 to open and close the hinged window 1 according to the on-off signal, when the illumination detection component M1 detects that the sunlight shielded by the hinged window 1 is still irradiated on the illumination detection component M1, it means that the current position of the hinged window 1 cannot shield the sunlight and enter the room, the illumination detection component M1 sends a light receiving signal to the main control circuit M4 (the main control circuit M4 can adopt STM32 and 51 series single-chip microcomputers as a control circuit consisting of a main control chip and peripheral circuits thereof), after the main control circuit M4 receives the light receiving signal, the main control circuit M4 sends a driving signal to the driving component M3 at this time, the driving component M3 executes a driving action after receiving the driving signal, the hinged window 1 is retracted to adjust the angle of the sunlight entering the room until the, meanwhile, the main control chip also sends the light receiving signal to a wireless communication circuit M5 (the wireless communication circuit M5 can adopt a communication circuit formed by a GPRS chip, a WIFI module, NRF24L01 and the like and peripheral circuits thereof), the light receiving signal is forwarded to an intermediate server M6 through the wireless communication circuit M5, and the intermediate server M6 stores the received light receiving signal and the current receiving time; the rainfall detection component M2 is attached to the frame 2, when weather changes into rain, rainwater drops on the frame 2, and the frame 2 is wetted, at this time, the rainfall detection component M2 detects that the humidity increases, which indicates that rainfall starts, at this time, the rainfall detection component M2 sends a rainfall signal to the main control circuit M4, when the main control circuit M4 receives the rainfall signal, the driving signal is sent to the driving component M3, the driving component M3 receives the driving signal at this time, the window 1 is retracted, the window 1 is closed, rainwater is prevented from entering indoors, meanwhile, the main control chip sends the rainfall signal to the intermediate server M6, the intermediate server M6 stores the received rainfall signal and the current receiving time, the rainfall signal and the light receiving signal are statistically arranged and sent to the terminal APPM7 (the terminal APPM7 may be a mobile phone APP), so that managers can check whether the window is forgotten to be closed after the working time, make things convenient for managers to warn relevant personnel, can realize breaking away from the opening and close state of window 1 that turns over on the control curtain of people's hand according to weather conditions through this kind of mode, and then avoid forgetting to close the window and lead to the rainy day rainwater to get into indoorly, also can intelligent regulation turn over the angle that window 1 opened, and then reduce sunshine and enter into indoorly, avoid sunshine to penetrate indoor to staff workplace influence directly.
As a modified specific implementation, the terminal APPM7 includes a display interface M71, an operation interface M72, a transceiver module M73; the transceiver module M73 is connected with an intermediate server M6 in a communication way, and the transceiver module M73 is connected with a display interface M71 and an operation interface M72; the receiving and sending module M73 receives the light receiving signal and the rainfall signal and sends the light receiving signal and the rainfall signal to the display interface M71, and the display interface M71 displays a light receiving indication and a rainfall indication; the operation interface M72 is used for user interaction and sends an opening and closing signal to the transceiver module M73, the transceiver module M73 sends an opening and closing signal to the intermediate server M6, the intermediate server M6 forwards the opening and closing signal to the wireless communication circuit M5, the wireless communication circuit M5 sends the opening and closing signal to the main control circuit M4, and the main control circuit M4 sends a driving signal to the driving component M3 to control the opening or closing of the hinged window 1.
Through the technical scheme, when the terminal APPM7 receives the receiving time, the rainfall signal and the light receiving signal, the data are displayed in the display interface M71 for the managers to check in real time, meanwhile, the manager can interact through the operation interface M72, send the on-off signal to the transceiver module M73, the start-stop signal is sent to the middle server M6 through the transceiver module M73, the middle server M6 sends the received start-stop signal to the main control circuit M4 through the wireless communication circuit M5, the main control circuit M4 sends a driving signal to the driving component M3 after receiving the start-stop signal, the driving component M3 controls the opening or closing of the turnover window 1, thus, the manager can control the opening and closing of the turnover window 1 by sending the instruction remotely, thereby being convenient for the manager to manage, meanwhile, the window closing device can be closed in time after work, and the phenomenon that people forget to close the window and cannot close the window in time after work is avoided.
As a modified specific embodiment, the driving assembly M3 includes a hydraulic cylinder 31 and a telescopic rod 32, and the connecting frame 11 is fixedly connected to the tilt window 1; the hydraulic cylinder 31 is rotatably connected to the frame 2, and the hydraulic cylinder 31 is further connected with a main control circuit M4 to receive a driving signal sent by the main control circuit M4 and then drive the telescopic rod 32 to extend and retract to open or close the hinged window 1; one end of the telescopic rod 32 is slidably connected in the hydraulic cylinder body 31, the other end of the telescopic rod is fixedly connected with a locking piece 33, and the locking piece 33 is rotatably and detachably connected with the connecting frame 11.
Through the technical scheme, the hydraulic cylinder can adopt a small electric hydraulic cylinder, the hydraulic cylinder body 31 is provided with a controller and a motor, the controller is connected with the main control circuit M4, the controller receives a driving signal sent by the main control circuit M4 and can control the motor according to the action corresponding to the driving signal, the motor is controlled to pressurize or reduce the hydraulic pressure in the hydraulic cylinder body 31, the joint of the turnover window 1 and the frame 2 is provided with a torsional spring with higher strength, the turnover window 1 can be retracted through the action matching of the torsional spring and the hydraulic pressure reduction in the hydraulic cylinder body 31, the angle adjustment of the retraction of the turnover window 1 is completed through the degree of the hydraulic pressure reduction, the arranged locking piece 33 can be matched with the connecting frame 11 to tightly lock the connecting frame 11, so as to complete the connection between the telescopic rod 32 and the connecting frame 11, the detachable connection mode is adopted through the matching of the locking piece 33 and the connecting frame 11, therefore, the curtain wall installation is more convenient and faster when a building is provided with the curtain wall, the turnover window 1 is installed after the frame 2 is installed, the driving component M3 is installed finally, and if a user does not want the hydraulic cylinder driving mode, the power supply can be turned off or the locking piece 33 is unlocked from the connecting frame 11, at the moment, the telescopic rod 32 is separated from the linkage relation with the connecting frame 11, so that the user has multiple selectable modes to release the hydraulic cylinder driving.
As a modified specific embodiment, the connecting frame 11 includes a cross bar 112, a connecting rod 111, the locking piece 33 is rotatably and detachably connected with the cross bar 112, one end of the connecting rod 111 is fixedly connected to the cross bar 112, and the other end is fixedly connected to the casement 1; the both ends of horizontal pole 112 are coaxial respectively to be fixed with first spliced pole 113 and second spliced pole 114, set up the screw thread on first spliced pole 113 and the second spliced pole 114, it is connected with sleeve 115 to rotate on the second spliced pole 114, set up on the sleeve 115 inner wall with first spliced pole 113 and second spliced pole 114 on the screw thread of cooperation.
Through the technical scheme, the cross rod 112 is convenient for the locking piece 33 to be fastened, and the connecting rod 111 is convenient for fixing the cross rod 112; when a user needs to link a plurality of turned windows 1, the first connecting column 113 on the current cross bar 112 and the second connecting column 114 on the cross bar 112 on the adjacent turned window 1 are sleeved with the first connecting column 113 and the second connecting column 114 through the sleeve 115, the threads on the inner wall of the sleeve 115 are matched with the threads on the first connecting column 113 and the second connecting column 114, after the first connecting column 113 and the second connecting column 114 are aligned, the sleeve 115 is rotated to be simultaneously in threaded connection with the first connecting column 113 and the second connecting column 114, and then the two cross bars 112 are connected, the turned windows 1 can be synchronously controlled by the mode, so that the requirement on a driving component M3 is reduced, the driving of the turned windows 1 can be completed through one driving component M3, the installation is convenient, and the turned windows 1 are spliced after each turned window 1 is installed, the difficulty of installation has been reduced, when having the user not to link the tilt-up window 1 moreover, the user can lift horizontal pole 112 off, changes the intermediate lever that two were provided with first spliced pole 113 and second spliced pole 114 equally to set connecting rod 111 to the telescopic structure, just can connect the tilt-up window 1 of the both sides of the tilt-up window 1 that does not need the linkage through the intermediate lever, make the cancellation linkage that the user can select like this, make things convenient for each user's demand.
As a modified embodiment, the locking member 33 includes a locking base 331, a locking strip 332, a locking member 333; the lock catch base 331 is fixedly connected to the other end of the telescopic rod 32 opposite to the hydraulic cylinder 31, one end of the lock catch strip 332 is hinged to the lock catch base 331, and the other end is hinged to the locking piece 333; the locking piece 333 is fixedly connected with a locking block 3331, and the lock catch base 331 is provided with a lock groove 3311 matched with the locking block 3331; the lock catch base 331 is provided with a magic tape 334, the magic tape 334 comprises a rough surface and a hook surface, the rough surface is fixed on the lock catch base 331, and the hook surface is fixed on the lock catch strip 332; when the locking piece 3331 is inserted into the locking groove 3311, the locking strip 332 and the locking base 331 are engaged with each other to form a closed loop shape to be rotatably detachably coupled with the cross bar 112; when the hook surface and the loop surface of the hook & loop fastener 334 are attached to each other, they cover the locking member 333.
Through the technical scheme, when a user needs to utilize the locking piece 33 to tightly lock the cross rod 112, the locking strip 332 can be opened, the locking base 331 is abutted against the cross rod 112, then the locking strip 332 is turned, the locking strip 332 is buckled on the cross rod 112, the locking piece 333 is rotated, the locking block 3331 is embedded into the locking groove 3311, then the hook surface of the magic tape 334 is attached to the hair surface, the strength of the locking block 3331 embedded into the locking groove 3311 is further enhanced, and the locking block 3331 is prevented from being separated from the locking groove 3311 due to vibration and the like.
As a modified specific embodiment, the illumination detection assembly M1 includes an illumination sensor M11, a first wireless communication chip M12, and a waterproof cover 22; the frame 2 is provided with an assembly groove 21 for embedding the illuminance sensor M11 and the first wireless communication chip M12, and the assembly groove 21 is shielded by the hinged window 1 after the hinged window 1 is retracted and closed; the illuminance sensor M11 is connected with a first wireless communication chip M12, the first wireless communication chip M12 is connected with a master control circuit M4 in a communication mode, and the illuminance sensor M11 is connected with a master control circuit M4 in a wireless communication mode through a first wireless communication chip M12; the waterproof cover 22 is hermetically connected with the mounting groove 21 so as to seal the light intensity sensor M11 and the first wireless communication chip M12 in the mounting groove 21; when the light rays shielded by the hinged window 1 still irradiate the illuminance sensor M11, the illuminance sensor M11 sends a light receiving signal to the main control circuit M4 through the first wireless communication chip M12; the waterproof cover 22 is made of a high-light-transmission material.
Through the technical scheme, the arranged illuminance sensor M11 can adopt a BH1750 light intensity module, the wireless communication chip can adopt NRF24L01+, the BH1750 light intensity module is connected with NRF24L01+, and meanwhile, a second NRF24L01+ matched with the NRF24L01+ is arranged in the main control circuit M4, so that the BH1750 light intensity module can be in wireless communication with the main control circuit M4, the connection of wires can be reduced, the frame 2 is simpler in structure and is not disordered, and the waterproof performance is also improved; the installation of the illuminance sensor M11 is facilitated by the arranged assembling groove 21, so that the illuminance sensor M11 has a good installation position, the waterproof performance of the illuminance sensor M11 can be improved by installing the waterproof cover 22, and the short circuit damage in rainy days is avoided; the waterproof cover 22 is made of a high-light-transmission material, so that the detection of the illuminance sensor M11 is more accurate; the position that can be sheltered from after 1 of turning over the window is opened in the assembly groove 21, when 1 of turning over the window is thoroughly closed like this, illuminance sensor M11 just can not detect sunshine, can let the detection more accurate like this, reduce the possibility of wrong report, after main control circuit M4 passes through controller and 31 decompression of motor control hydraulic cylinder body, 1 of turning over the window can slowly withdraw, then sunshine enters into indoor area and can be less and less, stop the decompression after illuminance sensor M11 until sunshine can not shine, can realize intelligent control like this, break away from the blocking that people's hand control accomplished sunshine.
As a modified specific embodiment, the rainfall detection module M2 includes a humidity sensor M21, a humidity detection head M22, and a second wireless communication chip M23; the humidity sensor M21 is connected with a second wireless communication chip M23, the humidity sensor M21 is in communication connection with a main control circuit M4 through the second wireless communication chip M23, and the humidity detection head M22 is electrically connected with a humidity sensor M21; the humidity detection head M22 is attached to the outer surface of the frame 2; when the humidity detection head M22 is wetted by rainwater, the humidity detection head M22 sends a water receiving signal to the humidity sensor M21, and the humidity sensor M21 sends a rainfall signal main control circuit M4 through the second wireless communication chip M23.
Through the technical scheme, the humidity detection head M22 can adopt a soil humidity sensor M21 detection head, wherein the humidity sensor M21 adopts a module which is matched with the soil humidity sensor M21 detection head and is provided with an AD conversion chip, the module is connected with a second wireless communication chip M23 (the second wireless communication chip M23 and a first wireless communication chip M12 adopt the same model and are conveniently configured and communicated with a main control circuit M4), the module can be in wireless communication connection with the main control circuit M4 through the second wireless communication chip M23, so that the waterproof performance can be improved, the module can convert analog data detected by the soil humidity sensor M21 detection head into AD data and then transmit the AD data to the main control circuit M4 through the second wireless communication chip M23, so that the main control circuit M4 can conveniently read data and the second wireless communication chip M23 can conveniently send the data, soil moisture sensor M21 detects the head and is the forked detection head, with its laminating on frame 2 after, if meeting rainy day, the rainwater can fall on soil moisture sensor M21, then moisture sensor M21 sends will give master control circuit M4 in the signal, master control circuit M4 reduces through the hydraulic pressure in controller and the motor control hydraulic cylinder body 31, and then withdraws window 1, stops to withdraw after window 1 closes completely.
As a modified specific embodiment, the lock base 331 and the lock strip 332 are both rotatably connected with the ball 5, and when the lock base 331 and the lock strip 332 are fastened and rotatably detachably connected with the cross bar 112, the ball 5 is abutted against the cross bar 112; the cross bar 112 is coaxially provided with an annular slide way 6 corresponding to the ball 5, and when the ball 5 is abutted against the cross bar 112, the ball 5 is positioned in the slide way 6.
Through the technical scheme, when the lock catch base 331 and the lock catch strip 332 are matched with each other to clamp the cross rod 112, when the window 1 is pushed to be turned over, the friction between the lock catch base 331 and the cross rod 112 is large, the friction can generate harsh sound, the turning of the window 1 can be influenced, the arranged ball 5 is matched with the slide way 6, the ball 5 can rotate in the slide way 6, the friction between the lock catch base 331 and the cross rod 112 is further reduced, the friction between the lock catch strip 332 and the cross rod 112 is also influenced, the friction between the cross rod 112 and the lock catch strip 332 and the lock catch base 331 is reduced, meanwhile, the slide way 6 can be arranged to be the arc-shaped slide way 6 matched with the ball 5 in section, the rotation of the ball 5 is smoother, and the shape of the ball 5 is better fitted.
As a modified specific embodiment, the casement window 1 is further provided with a limiting rack 71, and the frame 2 is rotatably connected with an insert 72; the frame 2 is further fixedly connected with a supporting piece 73, the frame 2 is further fixedly connected with an elastic piece 74, the elastic piece 74 abuts against the embedded piece 72, and when the embedded piece 72 abuts against the supporting piece 73, the elastic piece 74 abuts against the embedded piece 72 against the supporting piece 73; when the insert 72 is embedded on the limit rack 71, the insert 72 supports the opening angle of the casement window 1.
Through the technical scheme, when a user cancels the linkage of the tilting window 1 and the driving component M3, the user can push the tilting window 1 to the opening degree required by the user by hand, meanwhile, the rotating embedded sheet 72 can be embedded into the rack 71, the embedded sheet 72 can be fixed by matching with the teeth on the rack 71, the teeth on the rack 71 are in a barb shape, the embedded sheet 72 can be better fixed, the tilting window 1 can be supported by the embedded sheet 72, the tilting window 1 is prevented from being retracted under the restoring action of a torsion spring, and meanwhile, the arranged elastic sheet 74 can further assist the tightness degree of the abutting between the embedded sheet 72 and the rack 71; in addition, if the user moves the hinged window 1 and the driving assembly M3 together, the insert 72 can be retracted from the rack 71, rotated to align with the support 73 and be pressed against the support 73, and the insert 72 can be tightly attached to the support 73 by the elastic force of the elastic piece 74, so as to increase the fixing effect on the insert 72, thereby facilitating the user to switch the manual and automatic operation modes.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.