CN111691810A

CN111691810A - Building energy-saving casement window structure with mosquito-proof and child-proof functions and modification method

Info

Publication number: CN111691810A
Application number: CN202010656014.4A
Authority: CN
Inventors: 蔡文君; 蔡卧斌
Original assignee: Hunan Mengtong Curtain Wall Doors And Windows Co ltd
Current assignee: Hunan Mengtong Curtain Wall Doors And Windows Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2020-09-22

Abstract

The invention relates to a building energy-saving casement window structure with mosquito prevention and child falling prevention functions, which comprises an outer frame, a protective guard, an invisible screen window assembly and at least one movable window sash, wherein the outer frame is of a bridge cut-off structure with an inner flange and an outer flange; a plug is arranged on the outer frame, and a fastening adhesive tape is arranged inside the corresponding position of the protective guard and the plug; the invisible screen window assembly comprises an upper rail, a lower rail, a screen, a handle, a screen box and a screen cylinder, wherein the top of the screen box is provided with a damper assembly, and the bottom of the screen box is provided with a lower box cover rotating mechanism assembly. The invention is suitable for the refitting of energy-saving doors and windows of newly-built buildings and existing residential buildings (installed or handed over), forms the energy-saving casement window of the building with the functions of preventing mosquitoes and preventing children from falling off and integrating window screens, and has stable structure and low cost.

Description

Building energy-saving casement window structure with mosquito-proof and child-proof functions and modification method

Technical Field

The invention relates to a building energy-saving casement window, in particular to a multifunctional building energy-saving casement window with mosquito prevention and child falling prevention functions (window screening integration), and a method for refitting the existing building energy-saving casement window into the multifunctional building energy-saving casement window with mosquito prevention and child falling prevention functions.

Background

The energy-saving casement window for the building used in the prior engineering field only meets the conventional performances of air tightness, water tightness, heat insulation, wind pressure resistance and the like of door and window completion acceptance, and the door and window is not designed with an anti-mosquito function, a child falling prevention function and a micro ventilation function. After receiving the house-handing key from the developer, the householder can solve the problems of mosquito prevention and falling prevention during decoration.

There are two common mosquito repelling measures: (1) the externally-hung three-section type gold steel mesh gauze is additionally arranged at the position of the externally-opened window, and has the defects of influencing lighting, ventilation and shielding sight, and the externally-hung type also influences indoor beauty and cannot be collected in no mosquito seasons; (2) the externally hung nylon invisible screen window is additionally arranged at the externally opened window part, and has the defects of larger externally hung volume, influence on appearance and no rat bite prevention of the nylon net.

The general child falling prevention measures are as follows: after the user hands over the house, the stainless steel anti-theft window or the steel wire invisible anti-theft window is installed outdoors. The stainless steel security window influences the appearance of the city, and at present, the large and medium-sized cities forbid the outdoor installation of various security windows, so that users of the large and medium-sized cities install the security windows indoors. The problem of preventing children from falling is solved, and a series of potential safety hazards are generated along with the problem: when a fire disaster happens to a high-rise building, the escape opening is sealed by the anti-theft window, and a user cannot save oneself; during fire rescue, a fireman needs to use a special window breaking tool, so that precious rescue time is delayed, and the fire rescue is influenced.

GB/T8478-2020 aluminum alloy door and window which is about to be implemented from 2.1.2021 at 1 st is the national standard No. 5.5.2 regulation: safety devices such as a child lock, falling prevention, hand clamping prevention, lightning protection and the like are arranged according to the functions and design and use requirements of doors and windows; article 5.5.3 specifies: functional devices such as micro-ventilation, anti-mosquito gauze, flashing and the like are suitable to be arranged according to the functions of doors and windows and the design and use requirements. Therefore, no matter in the national level or the level meeting the requirements of users, the functions of mosquito prevention gauze, child lock, falling prevention, micro ventilation and the like of the energy-saving doors and windows of residential buildings are solved, and related devices are mounted at first glance.

To solve the problem, the chinese patent application with publication number CN111155893A discloses an energy-saving outward casement window with safety guardrail and mosquito-proof function, which comprises a detachable invisible screen window, and a locking rubber strip and a plug for installing the guardrail, so that the guardrail can be detached only with a certain force. But the frame that can install corresponding locking adhesive tape need adopt special customization section bar, can't transform current window frame (indicating handing over room door and window) and realize installing the guardrail. The invisible screen window recovers the screen through the torsion spring, and the elastic force of the spring can be changed when the spring acts, so that the speed cannot be controlled when the screen is recovered, and the service life of the screen is influenced.

Disclosure of Invention

The invention aims to improve and innovate the defects and problems in the background art, and provides an energy-saving casement window structure with mosquito prevention and falling prevention for a building, which is convenient to refit and stable in operation, and a refit method.

The technical scheme is that the building energy-saving casement window structure with the functions of preventing mosquitoes and preventing children from falling is constructed, and the building energy-saving casement window structure comprises an outer frame, a protective guard, an invisible screen window assembly and at least one movable window sash, wherein the movable window sash is installed with the outer frame in a matched manner or is installed with the outer frame and a middle stile in a matched manner at the same time, the outer frame is provided with an inner flange and an outer flange, the inner flange is provided with a first rubber strip notch, the inner flange is provided with an inner flange section bar, the outer flange is provided with an outer flange section bar, the outer flange section bar and the inner flange section bar respectively extend the outer flange and the inner flange to be equal in length, and the invisible screen window assembly is arranged on the outer flange section bar;

the outer frame is provided with a plug, one end of the cross section of the plug is a mushroom head vertical to the surface of the outer frame, a fastening adhesive tape is arranged in the corresponding position of the protective guard and the plug, the fastening adhesive tape comprises a necking cavity, and the mushroom head is inserted into the necking cavity to fix the protective guard on the outer frame;

the invisible screen window assembly comprises an upper rail, a lower rail, a screen, a handle, a screen box and a screen cylinder, wherein the top of the screen box is provided with a damper assembly, the bottom of the screen box is provided with a lower box cover rotating mechanism assembly, the side surface of the screen box is provided with a retraction opening for the screen to pass through, the damper assembly comprises an upper box cover, a damping shaft core, a damping sealing cover, a sealing rubber ring, a one-way bearing, a rotary impeller and a damping shell, the upper part of the damping shell is a cylinder, the lower part of the damping shell is a grooved screen cylinder upper mounting seat, the damping shaft core passes through the damping sealing cover, the upper end of the damping shaft core is connected with the upper box cover, the lower end of the damping shaft core is sleeved with the sealing rubber ring and the one-way bearing, the one-way bearing is embedded into the center of the rotary impeller, the rotary impeller is positioned in the upper cylinder of the damping shell, the bottom of the rotary impeller or the inner side of the bottom of the, damping media are filled in the upper cylinder of the damping shell;

the lower box cover rotating mechanism assembly comprises a lower box cover, a lower shaft core, a yarn barrel lower mounting seat and a spring twisting sleeve, wherein the lower shaft core penetrates through the lower box cover and the yarn barrel lower mounting seat, the top of the lower shaft core is connected with the spring twisting sleeve and is rotatably connected with the yarn barrel lower mounting seat through a bearing, and the bottom of the lower shaft core is provided with a rotation adjusting device;

the side surface of the yarn drum comprises at least one mounting groove, clamping grooves corresponding to the mounting grooves are formed in the upper mounting seat and the lower mounting seat of the yarn drum and are respectively embedded into the upper end and the lower end of the yarn drum, a limiting thread sleeve with the clamping grooves is further arranged in the yarn drum, a torsion spring is further arranged in the yarn drum, and the limiting thread sleeve and the spring twisting sleeve are respectively connected with the upper end and the lower end of the torsion spring;

the handle is arranged on one side of the gauze, the other side, opposite to the gauze, is embedded into one of the mounting grooves, the other two sides of the gauze are respectively provided with a sliding block which corresponds to and is matched with the upper rail and the lower rail, the handle is provided with a first magnetic adhesive tape, the outer frame or the mullion is provided with a second magnetic adhesive tape, and the polarities of the opposite surfaces of the first magnetic adhesive tape and the second magnetic adhesive tape are opposite;

and the side surface of the yarn box and the outer flange section bar are provided with matched connecting pieces to fix the yarn box and the outer flange section bar.

In one embodiment, the connecting piece is a corresponding hook respectively arranged on the outer flange section bar and the yarn box, and the end part of the outer flange section bar and the yarn box are provided with corresponding protrusions to form a complete European standard notch for assembling a sliding support cap and clamping the yarn box and the outer flange section bar.

The inner flange section and the outer flange section are respectively clamped into corners on the inner side of the outer frame through end parts to be fixed, and the end parts of the outer flange sections are provided with foaming adhesive tapes; or the inner flange section bar and the outer flange section bar are fixed on the outer frame through bolts.

In one embodiment, the rotation adjusting device comprises a hexagon socket screw, corresponding holes are formed in the side face of the lower box cover and the side face of the lower shaft core, a positioning pin is arranged in each hole, and a positioning indication mark is arranged at the bottom of the hexagon socket screw.

In one embodiment, two ends of the yarn box are respectively provided with a buffer rubber strip, and one end of the yarn box is also provided with bristles.

In one embodiment, the socket head cap screw and the lower shaft core are of an integral structure.

The other technical scheme of the invention is to construct a method for refitting the existing building energy-saving casement window into a multifunctional building energy-saving casement window with mosquito prevention and child falling prevention, wherein an invisible screen window is installed: an inner flange profile and an outer flange profile are arranged on one vertical frame of an outer frame of the existing building energy-saving casement window, a screen box of an invisible screen window assembly is arranged on the outer flange profile, corresponding upper rails and lower rails are arranged on the upper frame and the lower frame of the corresponding outer frame, and a second magnetic rubber strip is arranged on the other corresponding vertical frame or the middle stile;

installing a protective guard: the plug seat of the plug is fixed in the adhesive tape notch of the original window frame by a flat-head bolt, so that the nut of the flat-head bolt and the adhesive tape notch are in the same plane, then the protective guard is pressed towards the plug, and the mushroom head of the plug is inserted into the necking cavity of the fastening adhesive tape.

The invention has the advantages and social benefits that: the invention has the functions of preventing mosquito and falling, and is provided with the invisible screen window and the protective fence. According to the invention, due to the matching of the outer flange section bar, the inner flange section bar and the invisible screen window assembly, a child anti-falling guardrail frame assembly (a guardrail frame, a guardrail frame sealing cover, a guardrail bar, a butterfly-shaped adhesive tape, a mushroom-head-shaped plug and a mushroom-head-shaped plug clamping seat) is additionally arranged at the opening fan part, so that the invisible screen window function and the child anti-falling guardrail function of a building energy-saving casement window designed by any aluminum profile manufacturer in the market can be increased; the invisible screen window and the child anti-falling guardrail can be mounted on any floor in the existing market by simply modifying a certain mounted casement window (the width of the opening sash is changed to be 2-3cm, namely the width of the invisible screen assembly). The plug seat for installing the protective guard can be directly fixed in the rubber strip notch of the original window frame by the flat-head bolt (the nut of the flat-head bolt and the drilled hole are not protruded on the same plane by drilling the hole by using the small twist drill and expanding the edge by using the hemp drill, so that the original sealing rubber strip is flat and smooth and does not influence the air tightness of the door and window), and the cost additionally increased due to the increase of functions is greatly saved. An adjustable gap is arranged between the plug seat and the mushroom-shaped plug, and when the machining size of the anti-falling guardrail for children deviates, the anti-falling guardrail frame finds a corresponding clamping position through the adjustable gap. The damper assembly in the invisible screen window assembly can ensure the uniform motion of the screen when the screen is recovered, avoid the screen from rebounding to violently impact a screen box, improve the performance of the screen and prolong the service life of the screen. The materials of the fastening rubber strips in the guard railing can be selected according to actual needs, so that the guard railing can not be detached by a common child, and an adult can detach the guard railing when exerting force.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment.

Fig. 2 is a sectional view taken along line a-a in fig. 1.

Fig. 3 is a sectional view taken along line B-B in fig. 1.

Figure 4 is a cross-sectional view of the inner flange profile.

Figure 5 is a cross-sectional view of the outer flange profile.

Fig. 6 is a schematic view of the installation relationship of the invisible screen assembly and the sliding support.

Figure 7 is an exploded view of a concealed screen assembly.

Figure 8 is a schematic view of the damper assembly.

Figure 9 is an exploded view of the damper assembly.

Fig. 10 is a schematic structural view of the invisible screen assembly and the outer frame in embodiment 1.

Fig. 11 is a schematic structural view of the invisible screen assembly and the outer frame in embodiment 2.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "disposed" on another element, it can be directly disposed or attached to the other element or intervening elements may also be present. The terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Example 1

As shown in fig. 1-10, an energy-saving casement window structure with mosquito prevention and child falling prevention functions for a building comprises an outer frame 1, a protective guard 2, an invisible screen window assembly 3 and at least a movable window sash 4, wherein the movable window sash 4 is installed in cooperation with the outer frame 1 and a mullion 5 at the same time, the outer frame 1 is a bridge cut-off structure with an inner flange 6 and an outer flange 7, a first adhesive tape notch 8 is arranged on the inner flange 6, an inner flange section bar 9 is arranged on the inner flange 6, an outer flange section bar 10 is arranged on the outer flange 7, the outer flange section bar 10 and the inner flange section bar 9 respectively extend the outer flange 7 and the inner flange 6 to equal lengths, and the invisible screen window assembly 3 is arranged on the outer flange section bar 10;

a plug 11 is arranged on the outer frame 1, one end of the cross section of the plug 11 is a mushroom head 12 vertical to the surface of the outer frame 1, a fastening adhesive tape 13 is arranged inside the corresponding position of the protective guard 2 and the plug 11, the fastening adhesive tape 13 comprises a necking cavity 14, and the mushroom head 12 is inserted into the necking cavity 14 to fix the protective guard 2 on the outer frame 1;

the invisible screen window assembly 3 comprises an upper rail 15, a lower rail 16, a screen 17, a handle 18, a screen box 19 and a screen cylinder 20, wherein a damper assembly 21 is arranged at the top of the screen box 19, a lower box cover rotating mechanism assembly 22 is arranged at the bottom of the screen box 19, a winding and unwinding opening 23 for the screen 17 to pass through is arranged on the side surface of the screen box 19, the damper assembly 21 comprises an upper box cover 24, a damping shaft core 25, a damping sealing cover 26, a sealing rubber ring 27, a one-way bearing 28, a rotary impeller 29 and a damping shell 30, the upper part of the damping shell 30 is a cylinder body 31, the lower part of the damping shell is a grooved screen cylinder upper mounting seat 32, the damping shaft core 25 passes through the damping sealing cover 26, the upper end of the damping shaft core is connected with the upper box cover 24, the sealing rubber ring 27 and the one-way bearing 28 are sleeved at the lower end, the one-way bearing 28 is embedded in the center of the rotary impeller 29, the rotary impeller 29, a gap is formed between the bottom of the rotary impeller 29 and the inner side of the bottom of the cylinder 31, the damping sealing cover 26 is positioned at the top of the upper cylinder 31 of the damping shell 30 and sealed by ultrasonic welding, and the upper cylinder 31 of the damping shell 30 is filled with damping medium;

lower box cover slewing mechanism 22 assembly include box cover 41, lower axle core 33, bobbin down mount pad 34, spring wrench movement cover 35, lower axle core 33 passes box cover 41 and bobbin down mount pad 34 down, the top is connected with spring wrench movement cover 35 to with bobbin down between the mount pad 34 through bearing 36 rotate be connected, the bottom of lower axle core 33 sets up rotary adjusting device, rotary adjusting device include hexagon socket head cap screw 37, the side of lower box cover 41 and the side of lower axle core 33 set up corresponding trompil 38, set up locating pin 39 in the trompil 38, hexagon socket head cap screw 37's bottom sets up location indicator 54, in this embodiment, hexagon socket head cap screw 37 and lower axle core 33 are the body structure.

The side surface of the yarn drum 20 comprises three mounting grooves 40, clamping grooves 41 corresponding to the mounting grooves 40 are formed in the yarn drum upper mounting seat 32 and the yarn drum lower mounting seat 34 and are respectively embedded into the upper end and the lower end of the yarn drum 20, a limiting thread sleeve 42 with the clamping grooves 41 is further arranged in the yarn drum 20, a torsion spring 43 is further arranged in the yarn drum 20, and the limiting thread sleeve 42 and the spring twisting sleeve 35 are respectively connected with the upper end and the lower end of the torsion spring 43;

the handle 18 is arranged on one side of the gauze 17, the other side opposite to the gauze 17 is embedded into one of the mounting grooves 40, the other two sides of the gauze 17 are respectively provided with a sliding block 44 which corresponds to and is matched with the upper rail 15 and the lower rail 16, the handle 18 is provided with a first magnetic adhesive tape 45, the mullion 5 is provided with a second magnetic adhesive tape 46, and the opposite surfaces of the first magnetic adhesive tape 45 and the second magnetic adhesive tape 46 have opposite polarities;

the side of the yarn box 19 and the outer edge blocking section 10 are provided with matched connecting pieces to fix the yarn box 19 and the outer edge blocking section 10, the connecting pieces are corresponding hooks 47 respectively arranged on the outer edge blocking section 10 and the yarn box 19, and the end part of the outer edge blocking section 10 and the yarn box 19 are provided with corresponding protrusions 48 to form a complete European standard notch 49 for assembling a sliding support cap 50 and clamping the yarn box 19 and the outer edge blocking section 10.

As shown in fig. 10, the inner flange section 9 and the outer flange section 10 are respectively fixed by being clamped at the corner s inside the outer frame 1 at the end part, and the foaming rubber strip 51 is arranged at the end part of the outer flange section 10.

The two ends of the receiving and releasing port 23 on the yarn box 19 are respectively provided with a buffer rubber strip 52, and one end of the buffer rubber strip is also provided with bristles 53.

Example 2

As shown in fig. 11, unlike embodiment 1, the inner flange section 9 and the outer flange section 10 are fixed to the outer frame 1 by bolts 54.

Example 3

The utility model provides a method of with current energy-conserving flat-open window of building repack become have mosquito-proof, children prevent weighing down multifunctional building energy-conserving flat-open window, wherein, installation stealthy screen window: an inner flange profile and an outer flange profile are arranged on one vertical frame of an outer frame of the existing building energy-saving casement window, a screen box of an invisible screen window assembly is arranged on the outer flange profile, corresponding upper rails and lower rails are arranged on the upper frame and the lower frame of the corresponding outer frame, and a second magnetic rubber strip is arranged on the other corresponding vertical frame or the middle stile;

The stainless steel anti-mosquito invisible screen window and the children anti-falling railing functional device can be added to the aluminum alloy building energy-saving door and window of a newly developed building, and the stainless steel anti-mosquito invisible screen window and the children anti-falling railing functional device can be added to a handed building before decoration by a user. The anti-falling guardrail for children is added under the condition that the outward opening window of a user who is ready for decoration of a delivered house is not required to be changed at all by applying the structural principle. If the width of the outward opening window is slightly changed to be 2-3 centimeters (the width of the hidden screen assembly), the stainless steel hidden anti-mosquito screen window can be installed at the original outward opening window, so that the conventional energy-saving door window is changed into a multifunctional building energy-saving door window with the functions of preventing mosquito, preventing children from falling and integrating screen and screen, and the purposes of eliminating the potential safety hazard of children, eliminating the potential fire hazard of high buildings, improving the appearance and appearance of cities, saving social resources and protecting the environment are achieved.

The invention can adopt the stainless steel coil gauze with the thickness less than or equal to 0.5mm as the stainless steel coil gauze, and the stainless steel coil gauze has thicker and harder wire diameter and smaller volume of the invisible yarn box. The yarn box can be collected only because the stainless steel net has large tension and large required spring torsion. When the stainless steel coil screen window is locked, the spring torsion greatly depends on the handle and the positive and negative magnetic strips on the frame to realize the locking function, the magnetic attraction force is obviously insufficient, and in order to reduce the tension of the screen or reduce the spring torsion to achieve the same force as that of nylon or fiber net, the magnetic strips can be attracted to achieve the purpose of locking the screen window, a yarn shaft damper is required to be additionally arranged. This attenuator adopts the rotational speed restriction that the stickness silicon oil through inside seal to the rotating impeller to play the damping effect, avoid the gauze to kick-back violently and strike the yarn box, take place uniform motion when guaranteeing the gauze to retrieve, improve gauze performance and life, the size that the spring moment of torsion produced is decided by the area of contact of damping medium (the viscosity of silicon oil) and rotary part and cavity, the direction that the moment of torsion produced can be according to product rotary part's needs (clockwise or anticlockwise rotation), the direction of installation through changing one-way bearing decides. This attenuator acts on the recovery process of screen window net, and the anterior segment is under torque spring's effect, and recovery speed is fast more, and the moment of torsion of production is big more, and back end torque spring torsion diminishes, and the moment of torsion that the attenuator produced diminishes thereupon to realize slowly retrieving at the uniform velocity, the steady safe and reliable of operation process.

The rotary impeller in the damper is provided with blades, the bottom of the impeller can be provided with concave points, the center of the inner bottom of the damping shell chamber (namely the cylinder) is provided with convex points, the concave points and the convex points are mutually supported, so that the rotary impeller is suspended in the damping bottom shell to form a silicone oil storage chamber, the blades of the impeller are equivalent to oil holes, and damping silicone oil is provided for the impeller in the motion process. The blade shape of the rotary impeller in the damper can be designed into various geometric shapes, but when the impeller is designed into a cylinder, the cylinder impeller is provided with a plurality of (not less than 2) "through holes" as oil holes of the impeller, so that the damping viscous silicone oil can realize internal circulation.

No matter the building is newly developed or handed over, after the invention is adopted, a user does not need to install a stainless steel anti-theft window to prevent children from falling down from the building, the cost is saved for the user, social resources are saved for the country, the city appearance is improved, the children falling-preventing guardrail adopts the specially designed butterfly-shaped fastening rubber strip, the butterfly-shaped fastening rubber strip can not be opened by the strength of the children, when a fire disaster happens to a high building, adults can detach the children falling-preventing guardrail by forcibly and inwards breaking with the help of any tool and exceeding the deformation strength of the butterfly-shaped rubber strip, and the guardrail is used for emergency escape and fire rescue.

The invisible screen window assembly is assembled by adding the inner and outer flange profiles at the opening part, the invisible screen window adopts a 304# stainless steel screen with 0.5mm, the invisible screen window is anti-mosquito and anti-mouse-bite, a screen box is taken in mosquito seasons, a user does not need to install a three-section lifting gold steel or an externally hung invisible screen window which influences ventilation, lighting and viewing, and the invention realizes the integration of window and screen, has attractive and elegant door and window, improves the ventilation, lighting and viewing effects, solves the problem that the window is opened outside the engineering window without the anti-mosquito screen window function, and also solves the embarrassment that the invisible screen window can not use the anti-mouse-bite stainless steel screen. The outward-opening window frame and the sash sliding support notch are designed to be universal notches shared by the inward-opening window and the outward-opening window, and the hardware sliding support realizes the micro ventilation function of the opening window by hardware fittings of the outward-opening upward-hung window or the inward-opening downward-hung window.

The invention is particularly suitable for the strip penetrating type heat insulation bridge-cut-off structure, and is also suitable for the glue injection type or non-bridge-cut-off type.

The technical indexes of the invention can completely meet the requirements of new specifications of GB/T8478-2008 to be implemented from 2021, 02 and 01, obviously enhance the aesthetic feeling of a living room, and meet the increasing demand of people on good life.

The embodiments of the present invention are described only for the preferred embodiments of the present invention, and not for the limitation of the concept and scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the design concept of the present invention shall fall into the protection scope of the present invention, and the technical content of the present invention which is claimed is fully set forth in the claims.

Claims

1. The utility model provides an energy-conserving flat-open window structure of building with mosquito-proof, children prevent weighing down function which characterized in that: the invisible window screen assembly is arranged on the outer flange section bar;

2. The energy-saving casement window structure with mosquito prevention and child falling prevention functions as claimed in claim 1, which is characterized in that: the connecting piece is corresponding hooks respectively arranged on the outer flange section bar and the yarn box, and the end part of the outer flange section bar and the yarn box are provided with corresponding bulges to form a complete European standard notch for assembling a sliding support cap and clamping the yarn box and the outer flange section bar.

3. The energy-saving casement window structure with mosquito prevention and child falling prevention functions as claimed in claim 1, which is characterized in that: the inner flange section and the outer flange section are respectively clamped into corners on the inner side of the outer frame through end parts to be fixed, and the end parts of the outer flange sections are provided with foaming adhesive tapes; or the inner flange section bar and the outer flange section bar are fixed on the outer frame through bolts.

4. The energy-saving casement window structure with mosquito prevention and child falling prevention functions as claimed in claim 1, which is characterized in that: the rotary adjusting device comprises an inner hexagonal screw, corresponding holes are formed in the side face of the lower box cover and the side face of the lower shaft core, a positioning pin is arranged in each hole, and a positioning indicating mark is arranged at the bottom of the inner hexagonal screw.

5. The energy-saving casement window structure with mosquito prevention and child falling prevention functions as claimed in claim 1, which is characterized in that: the two ends of the opening and closing on the yarn box are respectively provided with a buffer rubber strip, and one end of the opening and closing is also provided with bristles.

6. The energy-saving casement window structure with mosquito prevention and child falling prevention functions as claimed in claim 1, which is characterized in that: the inner hexagonal screw and the lower shaft core are of an integrated structure.

7. A method for refitting the prior building energy-saving casement window into a multifunctional building energy-saving casement window with mosquito prevention and child falling prevention functions, which is characterized in that,

installing an invisible screen window: an inner flange profile and an outer flange profile are arranged on one vertical frame of an outer frame of the existing building energy-saving casement window, a screen box of an invisible screen window assembly is arranged on the outer flange profile, corresponding upper rails and lower rails are arranged on the upper frame and the lower frame of the corresponding outer frame, and a second magnetic rubber strip is arranged on the other corresponding vertical frame or the middle stile;