Disclosure of Invention
The invention aims to provide an aluminum alloy door and window, and the driving mechanism is arranged, when a motor and an electric telescopic rod are simultaneously electrified and run, the electric telescopic rod can be slowly stretched, so that a poking plate II is embedded into a latch, and the motor can drive a rotating shaft II to rotate, therefore, a window main body can move under the action of the matching of the poking plate II and the latch, the window main body can be restored to the original position, the door and window can be further closed, rainwater is blocked, and the problem that a wall body is affected with damp and moldy can be avoided, so that the problems in the background art are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The utility model provides an aluminum alloy door and window, includes the frame main part, sliding mounting has two window main parts in the frame main part, and two window main parts mutual parallel arrangement are in different slides, the mounting groove has all been seted up to the both sides of frame main part, two the equal movable mounting in one side of window main part has the screen window net, and the other end of screen window net is located the mounting groove respectively, be provided with two actuating mechanism that are used for driving two window main parts and close in the roof of frame main part, and two actuating mechanism are corresponding with two window main parts respectively.
First, two window main parts mutually support and install in the frame main part, make the door and window sealed, when sliding arbitrary window main part, the window main part can both drive the screen window net and remove, can prevent that the insect from flying into indoor, can improve user's life experience, and when raining, actuating mechanism can drive the window main part that opens and resume to original position, makes the door and window in time close, can avoid the rainwater to soak in the room, is favorable to the protection of wall body.
Preferably, the driving mechanism comprises a motor, be provided with in the frame main part and be used for driving motor moving battery, battery and motor electric connection, and the battery is located the top of motor, the output fixedly connected with pivot two of motor, even fixedly connected with four electric telescopic handle on the lateral wall of pivot two, and four electric telescopic handle all with battery electric connection, four equal fixedly connected with on the electric telescopic handle stirs board two, the top fixedly connected with of window main part stirs the latch of board two-phase meshing.
Under normal conditions, the electric telescopic rod is in a retraction state, the poking plate II and the clamping teeth are mutually separated, friction loss can not occur on an output shaft of the motor when a user moves the window main body, long-term use of the motor is facilitated, when the motor and the electric telescopic rod are simultaneously electrified and operated, the electric telescopic rod in the electrified state can be slowly stretched, the poking plate II is embedded into the clamping teeth, and meanwhile, the rotating shaft II can be driven to rotate, so that the window main body can move under the action of the poking plate II matched with the clamping teeth, the window main body is restored to the original position, the door and window are further closed, and rainwater is blocked.
Preferably, a plurality of pulleys are uniformly rotatably arranged in the slideway at the bottom end of the frame body, and a first groove for pulley movement is formed in the bottom wall of the window body.
The pulley on the slide can reduce the friction between the window main body and the frame main body, and can facilitate the movement of the window main body on the frame main body.
Preferably, a plurality of energy conversion mechanisms for charging the storage battery are movably mounted at one end of the frame body, and the plurality of energy conversion mechanisms are uniformly mounted at two sides of the frame body respectively.
The wind energy conversion mechanisms can convert wind energy into electric energy at the same time and store the electric energy into the storage battery, so that energy can be provided for the operation of the motor, and the wind energy conversion mechanism is environment-friendly and energy-saving and is convenient to use and popularize.
Preferably, the energy conversion mechanism comprises a first rotating shaft rotatably arranged on the frame main body, a plurality of connecting plates are uniformly and fixedly connected to the side wall of the first rotating shaft, a stirring plate I matched with the connecting plates is movably arranged in the frame main body, a piezoelectric ceramic plate I is arranged below the stirring plate I, the piezoelectric ceramic plate I is electrically connected with a storage battery, and a spring II is arranged between the stirring plate I and the piezoelectric ceramic plate I.
When the wind blows the connecting plate, the connecting plate can drive the first rotation of pivot, and a plurality of connecting plates can press the first toggle plate respectively along with the rotatory in-process of first rotation of pivot, consequently toggle plate one cooperation spring two can intermittent type nature press piezoceramics piece one, makes piezoceramics piece one constantly produce the electric current, and simple structure is practical, can save the cost of manufacture.
Preferably, the bottom of frame main part is close to energy conversion mechanism department and is provided with the induction system who is used for starting motor, induction system is including rotating the fly leaf of installing in the frame main part, and offer the recess second that is used for the fly leaf upset in the frame main part, fixedly connected with spring three between recess second and the fly leaf, be provided with piezoceramics piece second on the lateral wall of recess second, be provided with in the frame main part with piezoceramics piece second electric connection's electric capacity, the below of electric capacity is provided with the electro-magnet, and electro-magnet and electric capacity electric connection, the below movable mounting of electro-magnet has connector lug first, and connector lug first and battery electric connection, be provided with the permanent magnet opposite with the electro-magnet magnetic pole on the roof of connector lug first, the below of connector lug first is provided with connector lug first matched with wiring base, and wiring base first and motor electric connection.
When the rainwater drips on the fly leaf, the fly leaf receives the pressure of rainwater and can overturn in to recess two, and the spring three can apply an opposite effort to the fly leaf when the fly leaf receives pressure, consequently the fly leaf can intermittent type nature extrude piezoceramics piece two, and in the electric capacity can be stored to the electric current that continuously produces, consequently the electro-magnet can the circular telegram work, pushes down connector lug one, makes connector lug one and first intercommunication of wiring base, consequently can begin work immediately, can the close of accurate control window main part, be favorable to the protection of wall body.
Preferably, a spring IV is arranged between the first wiring base and the first connector lug, and the spring IV is fixedly connected with the top wall of the first wiring base and the bottom wall of the first connector lug respectively.
When the rainwater stops, after electricity in the capacitor is consumed, the electromagnet is powered off, and at the moment, the first connector lug can be moved out from the upper part of the first connector lug base by the fourth spring, so that the next rainfall is conveniently triggered again.
Preferably, control components for controlling the corresponding motors to be closed are respectively arranged in two side walls of the frame main body, the control components comprise pressing blocks movably arranged in the frame main body, springs five are movably arranged on one sides of the pressing blocks, a connector lug II is arranged on the bottom side of each pressing block, a connector lug base II matched with the connector lug II is arranged below the corresponding connector lug, and the connector lug II and the connector lug base II are connected in series between the connector lug base I and the storage battery.
When the window main part is opened, the spring five can push the pressing block outwards, makes the connector lug II take on the wiring base II, makes the circuit communicate, and consequently the operating circuit of motor can communicate immediately when induction mechanism works, and when the window main part was restored to original position, the window main part was extruded pressing block this moment to can make the connector lug II shift out from the wiring base II, so the motor can break the power supply, can avoid the motor to continue to rotate after the window main part is closed, can reduce the motor energy consumption, and can avoid the motor idle running to break down, be favorable to the long-term use of motor.
Preferably, two all be provided with the fastening component who is used for fixed screen window net on the lateral wall of window main part, fastening component includes that movable mounting is colluded in the window main part, one side fixedly connected with plectrum that the centre gripping colludes, and the plectrum extends to the outside of window main part, the one end movable mounting that the centre gripping colluded and kept away from the screen window net has spring one, and spring one is in tensile state.
Because the first spring is in tensile state, consequently the centre gripping colludes can last to fix the screen window net, after the user stirs the plectrum, the plectrum can drive the centre gripping and collude to the inboard removal, consequently the centre gripping colludes can not continue to fasten the screen window net, and convenience of use personnel pull down the screen window net from the window main part, simultaneously, and the user can take out the screen window net of damage from the mounting groove and replace, can ensure the interception effect.
Preferably, the mounting groove has all been seted up to the both sides of frame main part, two all be provided with the winding mechanism that is used for the screen window net to retrieve in the mounting groove, winding mechanism is including rotating the wind-up roll of installing in the mounting groove, and the lateral wall fixed connection of screen window net and wind-up roll, the equal fixedly connected with wind-up roll in both ends of wind-up roll.
In the process of moving the window main body, the screen window net on the wind-up roller can move along with the window main body, at the moment, the coil spring is in a compressed state, and when the window main body is restored to the original position, the coil spring in the compressed state can drive the wind-up roller to wind the screen window net, so that the screen window net is conveniently placed.
Compared with the prior art, the invention has the beneficial effects that:
1. Through setting up actuating mechanism, when motor and electric telescopic handle switch on simultaneously the operation, electric telescopic handle under the switch-on state can slowly lengthen, make stir in the board two embedding latch, the motor can drive the rotation of pivot two simultaneously, consequently, the window main part can remove under the effect of stirring board two cooperation latch, make the window main part resume to original position, further make the door and window close, and separate the rainwater, can avoid the wall body to catch damp and go moldy, be favorable to the protection of wall body, and electric telescopic handle is in the state of retracting under the normal condition, stir board two and latch mutual separation this moment, the user can not appear friction loss at the in-process of removing the window main part, be favorable to the long-term use of motor.
2. Through setting up induction mechanism and energy conversion mechanism, when the connecting plate is blown to the wind, the connecting plate can drive pivot one and rotate, and a plurality of connecting plates can press to stir plate one respectively along with the rotatory in-process of pivot one, therefore stir plate one and cooperate spring two can intermittent type nature to press to piezoceramics piece one, make piezoceramics piece one constantly produce the electric current, and the steam generator is simple in structure is practical, can save the cost of manufacture, and when the rainwater whereabouts on the fly leaf, the fly leaf receives the pressure of rainwater and can overturn in to recess two, and spring three can apply an opposite effort to the fly leaf when the fly leaf receives the pressure, consequently the fly leaf can intermittent type nature extrude piezoceramics piece two, and the electric current that lasts to produce can store in the electric capacity, consequently, the electro-magnet can power on work, push down the connector lug wiring, make first and wiring base one communicate, consequently the motor can begin work immediately, can be accurate control window main part's closure, can improve user's experience.
3. Through setting up control assembly, when the window main part was opened, the spring five can be with pressing the piece to push outward, make connector lug second take on wiring base second, make the circuit intercommunication, therefore the induction mechanism during operation, the operating circuit of motor can communicate immediately, when the window main part resumes to original position, the window main part extrudees pressing the piece this moment, thereby can make connector lug second follow wiring base second and shift out, consequently can outage, can avoid the motor to continue to rotate after the window main part closes, can reduce the motor energy consumption, and can avoid the motor idle running to break down, be favorable to the long-term use of motor.
4. Through setting up winding mechanism, at the in-process of removing the window main part, the screen window net on the wind-up roll can remove along with the window main part, and the wind spring is in compressed state this moment, and when the window main part was restoreed original position, the wind spring under the compressed state can drive the wind-up roll and wind up the screen window net, conveniently places the screen window net.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 7, the present invention provides an aluminum alloy door and window, which has the following technical scheme:
The utility model provides an aluminum alloy door and window, includes frame body 1, and frame body 1 sliding mounting has two window main parts 2, and two window main parts 2 mutual parallel arrangement are in different slides, and mounting groove 8 has all been seted up to the both sides of frame body 1, and the equal movable mounting in one side of two window main parts 2 has screen window net 5, and the other end of screen window net 5 is located mounting groove 8 respectively, is provided with two actuating mechanism 7 that are used for driving two window main parts 2 to close in the roof of frame body 1, and two actuating mechanism 7 are corresponding with two window main parts 2 respectively.
First, two window main parts 2 mutually support and install in frame main part 1, make the door and window sealed, when sliding arbitrary window main part 2, window main part 2 can both drive screen window net 5 and remove, can prevent that the insect from flying into indoor, can improve user's life experience, and when raining, actuating mechanism 7 can drive the window main part 2 that opens and resume to original position, makes the door and window in time close, can avoid the rainwater to soak in the room, is favorable to the protection of wall body.
As an embodiment of the present invention, referring to fig. 3, the driving mechanism 7 includes a motor 17, a storage battery 10 for driving the motor 17 to run is disposed in the frame body 1, the storage battery 10 is electrically connected with the motor 17, the storage battery 10 is located above the motor 17, an output end of the motor 17 is fixedly connected with a second rotating shaft 19, four electric telescopic rods 20 are uniformly and fixedly connected to a side wall of the second rotating shaft 19, the four electric telescopic rods 20 are electrically connected with the storage battery 10, toggle plates two 21 are fixedly connected to the four electric telescopic rods 20, and a latch 22 meshed with the toggle plates two 21 is fixedly connected to a top end of the window body 2.
Under normal conditions, the electric telescopic rod 20 is in a retraction state, the poking plate II 21 and the latch 22 are mutually separated, friction loss cannot occur on an output shaft of the motor 17 in the process of moving the window main body 2 by a user, long-term use of the motor 17 is facilitated, when the motor 17 and the electric telescopic rod 20 are simultaneously electrified and operated, the electric telescopic rod 20 in the electrified state can be slowly stretched, the poking plate II 21 is embedded into the latch 22, and meanwhile, the motor 17 can drive the rotating shaft II 19 to rotate, so that the window main body 2 can move under the action of the poking plate II 21 and the latch 22, the window main body 2 is restored to the original position, a door and a window are further closed, and rainwater is blocked.
As an embodiment of the present invention, referring to fig. 4, a plurality of pulleys 26 are uniformly rotatably installed in a slide way at the bottom end of a frame body 1, and a groove one for moving the pulleys 26 is formed in the bottom wall of a window body 2.
The pulley 26 on the slide way can reduce friction between the window main body 2 and the frame main body 1, and can facilitate the movement of the window main body 2 on the frame main body 1.
As an embodiment of the present invention, referring to fig. 1 to 3, one end of the frame body 1 is movably mounted with a plurality of energy conversion mechanisms 3 for charging the storage battery 10, and the plurality of energy conversion mechanisms 3 are uniformly mounted on both sides of the frame body 1, respectively.
The plurality of energy conversion mechanisms 3 can convert wind energy into electric energy at the same time and store the electric energy into the storage battery 10, can provide energy for the operation of the motor 17, and is environment-friendly, energy-saving, convenient to use and popularize.
As an embodiment of the present invention, referring to fig. 3, the energy conversion mechanism 3 includes a first rotating shaft 11 rotatably installed on the frame body 1, a plurality of connecting plates 12 are uniformly and fixedly connected to a side wall of the first rotating shaft 11, a first toggle plate 14 matched with the connecting plates 12 is movably installed in the frame body 1, a first piezoelectric ceramic plate 16 is disposed below the first toggle plate 14, the first piezoelectric ceramic plate 16 is electrically connected with the storage battery 10, and a second spring 15 is disposed between the first toggle plate 14 and the first piezoelectric ceramic plate 16.
When the wind blows the connecting plate 12, the connecting plate 12 can drive the first rotating shaft 11 to rotate, and the plurality of connecting plates 12 can respectively press the first stirring plate 14 in the process of rotating along with the first rotating shaft 11, so that the first stirring plate 14 can intermittently press the first piezoelectric ceramic plate 16 by matching with the second spring 15, the first piezoelectric ceramic plate 16 continuously generates current, and the structure is simple and practical, and the manufacturing cost can be saved.
As an embodiment of the present invention, referring to fig. 4, an induction mechanism for starting the motor 17 is disposed at the bottom end of the frame body 1 near the energy conversion mechanism 3, the induction mechanism includes a movable plate 6 rotatably mounted on the frame body 1, a groove two for overturning the movable plate 6 is formed on the frame body 1, a spring three 23 is fixedly connected between the groove two and the movable plate 6, a piezoelectric ceramic plate two 24 is disposed on a side wall of the groove two, a capacitor 25 electrically connected with the piezoelectric ceramic plate two 24 is disposed in the frame body 1, an electromagnet 30 is disposed below the capacitor 25, the electromagnet 30 is electrically connected with the capacitor 25, a first connector lug 29 is movably mounted below the electromagnet 30, and is electrically connected with the battery 10, a permanent magnet opposite to the magnetic pole of the electromagnet 30 is disposed on a top wall of the first connector lug 29, a first connector lug 27 matched with the first connector lug 29 is disposed below the first connector lug 29, and the first connector lug 27 is electrically connected with the motor 17.
When rainwater drops on fly leaf 6, fly leaf 6 receives the pressure of rainwater and can overturn in to recess two, and spring three 23 can apply an opposite effort to fly leaf 6 when fly leaf 6 receives the pressure, consequently fly leaf 6 can intermittent type nature extrude piezoceramics piece two 24, and the electric current that continuously produces can store in electric capacity 25, consequently electro-magnet 30 can the circular telegram work, push down connector lug one 29, make connector lug one 29 and connection base one 27 intercommunication, consequently motor 17 can begin the work immediately, can the close of accurate control window main part 2, be favorable to the protection of wall body.
As an embodiment of the present invention, referring to fig. 4, a fourth spring 28 is disposed between the first terminal base 27 and the first terminal 29, and the fourth spring 28 is fixedly connected to the top wall of the first terminal base 27 and the bottom wall of the first terminal 29, respectively.
When the rainwater stops, after electricity in the capacitor 25 is consumed, the electromagnet 30 is powered off, and the fourth spring 28 can move the first connector lug 29 out of the first connector lug base 27, so that the next rainfall is conveniently triggered again.
As an embodiment of the present invention, referring to fig. 5, control components for controlling the corresponding motor 17 to be turned off are respectively disposed in two side walls of the frame body 1, the control components include a pressing block 33 movably mounted in the frame body 1, a spring five 31 is movably mounted on one side of the pressing block 33, a connector lug two 34 is disposed on the bottom side of the pressing block 33, a connector lug two 35 matched with the connector lug two 34 is disposed below the connector lug two 34, and the connector lug two 34 and the connector lug two 35 are connected in series between the connector lug two 27 and the storage battery 10.
When the window main body 2 is opened, the spring five 31 can push the pressing block 33 outwards, the second connector lug 34 is arranged on the second connector lug base 35, and the circuits are communicated, so that when the sensing mechanism works, the working circuit of the motor 17 can be immediately communicated, when the window main body 2 is restored to the original position, the window main body 2 presses the pressing block 33, so that the second connector lug 34 can be moved out of the second connector lug base 35, the motor 17 can be powered off, the motor 17 can be prevented from continuing to rotate after the window main body 2 is closed, the energy consumption of the motor 17 can be reduced, the motor 17 can be prevented from idling to fail, and the long-term use of the motor 17 is facilitated.
As an embodiment of the present invention, referring to fig. 6, fastening components 4 for fixing the screen 5 are disposed on the side walls of two window bodies 2, the fastening components 4 include a clamping hook 37 movably installed in the window body 2, one side of the clamping hook 37 is fixedly connected with a pulling sheet 18, the pulling sheet 18 extends to the outer side of the window body 2, one end of the clamping hook 37 away from the screen 5 is movably installed with a first spring 13, and the first spring 13 is in a stretched state.
Because the first spring 13 is in tensile state, consequently the centre gripping colludes 37 and can last to fix screen window net 5, after the user stirs plectrum 18, plectrum 18 can drive the centre gripping and collude 37 and remove to the inboard, consequently the centre gripping colludes 37 can not continue to fasten screen window net 5, and convenience of use personnel pull down screen window net 5 from window main part 2, simultaneously, the user can take out broken screen window net 5 from mounting groove 8 and replace, can ensure the interception effect.
As an embodiment of the present invention, referring to fig. 7, mounting grooves 8 are formed on both sides of the frame body 1, a winding mechanism 9 for recovering the screen mesh 5 is disposed in both the mounting grooves 8, the winding mechanism 9 includes a winding roller 32 rotatably mounted in the mounting groove 8, the screen mesh 5 is fixedly connected with a side wall of the winding roller 32, and coil springs 36 are fixedly connected to both ends of the winding roller 32.
In the process of moving the window main body 2, the screen window net 5 on the wind-up roller 32 can move along with the window main body 2, at the moment, the coil spring 36 is in a compressed state, and when the window main body 2 is restored to the original position, the coil spring 36 in the compressed state can drive the wind-up roller 32 to wind up the screen window net 5, so that the screen window net 5 is conveniently placed.
Working principle: firstly, the frame body 1 is installed, then two window bodies 2 are mutually matched and installed in the frame body 1, so that doors and windows are sealed, when any window body 2 is slid, the window body 2 can drive the screen mesh 5 to move, insects can be prevented from flying into a room, when the window body 2 is opened, the spring five 31 can push the pressing block 33 outwards, the connector lug two 34 is arranged on the connector lug base two 35, a circuit is communicated, in the use process, the pulley 26 on the slideway can reduce friction between the window body 2 and the frame body 1, the window body 2 can conveniently move on the frame body 1, when the wind blows the connecting plate 12, the connecting plate 12 can drive the rotating shaft one 11 to rotate, and a plurality of connecting plates 12 can respectively press the toggle plate one 14 in the rotation process along with the rotating shaft one 11, therefore, the toggle plate I14 is matched with the spring II 15 to intermittently press the piezoelectric ceramic plate I16, so that the piezoelectric ceramic plate I16 continuously generates current, the structure is simple and practical, the manufacturing cost can be saved, the energy conversion mechanisms 3 can simultaneously convert wind energy into electric energy and store the electric energy into the storage battery 10, energy can be provided for the operation of the motor 17, the environment is protected, the energy is saved, the use and the popularization are convenient, when rainwater drops on the movable plate 6, the movable plate 6 can overturn towards the groove II under the pressure of rainwater, the spring III 23 can apply an opposite acting force to the movable plate 6 when the movable plate 6 is under the pressure, the movable plate 6 can intermittently squeeze the piezoelectric ceramic plate II 24, the continuously generated current can be stored in the capacitor 25, the electromagnet 30 can be electrified to work, the wiring head I29 is pushed downwards, the wiring head I29 is communicated with the wiring base I27, therefore, the motor 17 can immediately start working, the electric telescopic rod 20 is in a retracted state under normal conditions, the poking plate II 21 and the clamping teeth 22 are mutually separated, friction loss does not occur on an output shaft of the motor 17 in the process of moving the window main body 2 by a user, long-term use of the motor 17 is facilitated, when the motor 17 and the electric telescopic rod 20 are simultaneously electrified and operated, the electric telescopic rod 20 in the electrified state can slowly extend, the poking plate II 21 is embedded into the clamping teeth 22, meanwhile, the motor 17 can drive the rotating shaft II 19 to rotate, therefore, the window main body 2 can move under the action of the poking plate II 21 matched with the clamping teeth 22, the window main body 2 is restored to the original position, doors and windows are further closed, rainwater is blocked, the closing of the window main body 2 can be accurately controlled, the protection of a wall body is facilitated, when the window main body 2 is restored to the original position, at this time, the window main body 2 extrudes the pressing block 33, so that the second connector lug 34 can be moved out of the second connector lug base 35, the motor 17 can be powered off, the motor 17 can be prevented from continuing to rotate after the window main body 2 is closed, the energy consumption of the motor 17 can be reduced, the motor 17 can be prevented from idling and faults, the long-term use of the motor 17 is facilitated, when the rainwater stops, after the electricity in the capacitor 25 is consumed, the electromagnet 30 is powered off, the fourth spring 28 can move the first connector lug 29 out of the upper part of the first connector lug base 27, the next rainfall is conveniently triggered again, when in use, the first spring 13 is in a stretching state, the clamping hook 37 can continuously fix the screen 5, when a user dials the pulling piece 18, the pulling piece 18 can drive the clamping hook 37 to move to the inner side, the clamping hook 37 can not continuously fasten the screen 5, the convenience of use personnel removes screen window net 5 from window main part 2, simultaneously, the user can take out broken screen window net 5 from mounting groove 8 and replace, can ensure the interception effect, and at the in-process of removing window main part 2, screen window net 5 on wind-up roll 32 can remove along with window main part 2, and wind spring 36 is in compressed state this moment, and when window main part 2 resumes the original position, wind spring 36 under the compressed state can drive wind-up roll 32 and roll screen window net 5, conveniently places screen window net 5.
The electric elements are all connected with an external main controller and 220V mains supply through a transformer, and the main controller can be conventional known equipment for controlling a computer and the like.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.