CN1175298A

CN1175298A - Fly screen structure

Info

Publication number: CN1175298A
Application number: CN95197565.XA
Authority: CN
Inventors: D·贝蒂奥; L·贝蒂奥
Original assignee: Bettio S R L
Current assignee: Bettio S R L
Priority date: 1994-12-16
Filing date: 1995-12-11
Publication date: 1998-03-04
Also published as: WO1996018796A2; ITTV940139A1; ZA9510656B; ES2121631T3; ITTV940139A0; DK0797722T3; EP0797722A2; DE69503662T2; WO1996018796A3; IT1273922B; DE69503662D1; ATE168737T1; JPH11504402A; EP0797722B1

Abstract

The invention provides improved fly screen structure, which is offered to the public in an assembly kit made essentially of a box-profile on the inside of which is previously inserted the winding roll of the net curtain and the corresponding recall spring preloaded; said box-profile providing, associated on one side, a type of plate placed for the engaging of the key of the charging pivot of the spring, on the other a disposable accessory made of a cross provided with means for the support of the other extremity of the roll and, by the interposition of spacers obtained longitudinally, of a handle bar, abreast and parallel along the box-profile to cut, characterized in that it provides at least one corresponding couple of battens fixable to the wall, each of which, in the sliding seat of the curtain edge, provides longitudinally at least one static and one dynamic brush, the last one with rigid and sparse bristles able to carry out a rotation in a sector preferably between 90 DEG and 180 DEG in respect to the wall batten anchorage of said brush.

Description

Fly screen structure

Technical field

The object of the present invention is to provide a kind of improved fly screen structure, can provide complete assembly to the public.

Even this innovation is not special-purpose, but can obtain special application aspect the screen window annex install repairing voluntarily, the purpose of above-mentioned screen window is to prevent in the insect inlet chamber.

Background technology

In prior art, multiple fly screen is disclosed, it is also as indoor sun-proof screen window.Fly screen roughly is divided into two kinds, first kind functional, and it is customized by size by making manufacturer, is supplied to installation personnel separately.It is characterized in that: its quality is higher than other kind, can obtain good effect.Second kind of fly screen involved in the present invention is actually in the scattered mode of parts and appears on the market.Particularly, it adopts following representative oneself to assemble notion, and this notion is: even adopt technique known that the product that satisfies general needs can be provided, but its quality obviously can not be comparable with hindsight cun tailor-made kind.In above-mentioned two types fly screen, comprise general structure member, these parts are box-shaped, are generally aluminium extruded sections, and side is provided with following lace curtaining spool with coaxial manner within it, and this spool is connected with the recovery spring that is added with accordingly stress in advance.The end of above-mentioned box piece is generally closed by the less plate of size that is fit to, and supplies with in two ways, and this dual mode is fixed and movable.Therefore, other change type also is known, with the type all fours of above-mentioned fly screen.

Part in the above-mentioned solution is used for corresponding lace curtaining fly screen is opened hand gear with rolling, and the another part in the such scheme adopts motor to drive.As an example, first kind of wrap-up is by torsion helical spring to be applied prestressing force, and the tensile force of this torsion (resetting shape) can be wound up into the lace curtaining that winds in advance on the spool again.FOR ALL WE KNOW, this spool generally is made of metal tube, and this metal tube is arranged at the structure that is connected with fixture, i.e. the box piece inboard, like this its can according to installation personnel need be with different sizes, or by tailor-made form of size or canonical form a whole set of part is contained in the box and supplies with.Should point out at last, generally can find above-mentioned two kinds of fly screens, promptly kit and by between the tailor-made form of size has difference aspect framework, and still, above-mentioned winding-structure does not almost have difference.

In this respect, N ° of No. 1104369 patent disclosures a kind of prior art scheme, it comprises the rolling pipe, this rolling pipe is fixed by two fulcrums, these two fulcrums are fixed on dismountable framework, above-mentioned two fulcrums have the handle that this fulcrum is connected with framework, the diameter of this handle is less than the diameter of rolling pipe, and this handle remains on the end of rolling pipe, above-mentioned rolling pipe can produce rotation on this handle, but do not slide, the length of rolling pipe is less than the width of lace curtaining, and the rolling pipe is pressed the symmetric mode setting, thereby can make the two ends of lace curtaining be in free state, in addition, in the fulcrum of an end of the column spring of Juan Raoing and supporting rolling pipe one fixes in a spiral manner, and the other end of above-mentioned spring and following parts (head) are fixing, and these parts insert in rolling pipe, in this pipe, above-mentioned parts can be free to slide and not rotate.

The purpose of the N ° of No. 204668 another kind of technical schemes that utility model provided is to provide a kind of device of reeling on the hidden lace curtaining spool of door and window, this device adopts following structures, this structure is: driving spring is added in a pair of, rather than the inboard of a spool, this spring lays respectively at each operation side, is still remained unchanged by spring driven notion like this.

N ° of No. 1234337 patents have been carried out the improvement of feasibility to several parts of said apparatus, and these parts refer to box piece, are used for the threading spare of clamping driving spring end, and the horizontal box piece closure member of spool supporting member.

Application number is that a kind of following technical scheme has been described in the application for a patent for invention of N ° of TV91A000025, this scheme purpose is to solve the remarkable shortcoming in the aforementioned techniques scheme, a kind of wrap-up that is used in particular for the lace curtaining fly screen is provided, this device comprises box piece, this box piece can be fixed in the abutment wall of spool, and this wrap-up comprises:

Tubular piece, the end of this tubular piece be by a pair of parts carry at least one pony axle, and above-mentioned at least one pony axle is positioned on the supporting fulcrum of relative one of above-mentioned box piece;

Helix torsion spring, press the coaxial manner setting with tubular piece, wherein an end of this spring with can longitudinally be free to slide, the box piece supporting member engages, the other end of above-mentioned spring becomes whole and engages with following supporting core fulcrum, this fulcrum engages with the box piece that constitutes the prestressing key;

With the bar of the coaxial setting of above-mentioned helical spring, the one end inserts in the supporting member of box piece inside, thereby can longitudinally be free to slide, and its other end engages with following supporting core fulcrum, and this fulcrum engages with the box piece that constitutes the prestressing key.

In the assembling of Scroll fly screen, general employing has standard-sized, and the box piece that is pre-assembled that is limited in the bar offers the user, thereby can make the user buy the bar of required size, measure the required light quantity that stops, at last above-mentioned bar is cut into required size and assemble.About the pre-assembled box piece, the assembly cover is added in aluminium extruded sections end one side with plate, and chimeric in this plate have a spring axle key of reeling, and its opposite side does not preferably add the fulcrum supporting plate simultaneously, because the size in the hole that will pack into according to box piece in this end is removed.In assembling, except the plate that reduced size is provided, also supply with control stick in addition individually, and following annex, comprise the liner that inserts in the folder frame etc. in this annex.

To achieve these goals, described in the patent application of european patent application N ° 84201860.8 and a kind ofly can be installed in any window at an easy rate, the supporting construction that is used for any slidably lace curtaining, be connected with following device on this structure, this device is used for opening with pulling force of lace curtaining carried out quick adjustment.Above-mentioned application is characterised in that: the first, and it is provided with the specific hook device of the side that acts on corresponding box piece, and this device includes adjustable tooth, and in assembling process, above-mentioned hook device is operated by installation personnel.In fact, in the spool inboard, above-mentioned tooth engages with the solid toothed wheel of the supporting fulcrum spare of wrap-up, so that determine the optimum recovery pulling force of lace curtaining according to the height of window.Other given in above-mentioned application specification instruction comprises: it can be disassembled when installing for box piece, define the thickness of plate, can make the enough distance of said reel freedom around volume thereby have between above-mentioned plate and spool.In addition, the specific hook of each not chimeric tension rope in folder frame inboard, but chimeric brush type liner, this liner is against the surface pressure of lace curtaining on the sidewall relative with above-mentioned folder frame.At last, another feature with special significance of above-mentioned application is: control stick can be pulled down from the shank of lace curtaining, be that dovetail type tongue-and-groove engages between two parts to be connected.

Yet the technical scheme that above-mentioned european patent application provides also has shortcoming, is difficult to implement, and then is difficult to use in practical matter.In addition, according to present status, the complex structure of said apparatus is provided with the lace curtaining governor motion in the box piece inboard, and this mechanism needs specific step, and can increase the weight of structure greatly.The second, following effective solution can not be provided, this scheme can make box piece match with the inboard box piece of corresponding window in the best way.As non-last shortcoming thirdly, in order to make control stick, and the what is called of the side of lace curtaining guiding folder frame is fixed on the wall, offer visible hole so that screw is stretched in relative bottom, in case this screw is screwed into, then can hinder the slip of lace curtaining, produce wearing and tearing to I haven't seen you for ages like this along above-mentioned limit.In brief, above-mentioned shortcoming is: with functional irrelevant situation under carry out incorrect installation, thereby the function that is obtained is relatively poor.

A kind of utility model that relates to contractile fly screen, the improvement project that particularly relates to above-mentioned being made by manufacturers or users application relates to box piece and corresponding installation accessories, but its predetermined size, it comprises lace curtaining rolling group, this rolling group comprises:

Tubular piece, the end of this tubular piece are by a pair of parts carry at least one pony axle, and above-mentioned at least one pony axle is positioned at box piece to become on the whole supporting member that is connected;

Helix torsion spring, itself and tubular piece are pressed the coaxial manner setting, wherein an end of this spring engages with the supporting device of the box piece that can longitudinally be free to slide, the other end of above-mentioned spring becomes whole and engages with following supporting core fulcrum, this fulcrum spare engages with the box piece that constitutes the prestressing key;

With the bar of the coaxial setting of above-mentioned helical spring, the one end inserts in the supporting member of box piece inboard, thereby can longitudinally free rolling, and its other end becomes joint with following supporting core fulcrum, and this fulcrum engages with the box piece of formation prestressing key;

On above-mentioned fly screen, be provided with:

Collimator apparatus, it makes the above-mentioned parts that match with box piece aim at the whole width of box piece, and each collimator apparatus is by becoming integrally formed box structure to form, comprises fixedly pecker of vertical wall bottom it, and this pecker is connected with following corresponding folder frame;

At least one presss from both sides frame, and it comprises two relative " C " shape portions, and one of them " C " shape portion is relative with the vertical slide of following lace curtaining bottom, and this slide is provided with the cannelure that engages with a plurality of liners, thereby can form the bearing that engages with above-mentioned pecker;

Become whole shaped piece, it offers groove along top margin, and this groove extends along whole length range, and it is used for fixing the bottom of above-mentioned lace curtaining, and wherein the side of at least one above-mentioned shaped piece is provided with the vertical annex as the tension control stick;

The end that is used for box piece, and at least one shutoff device of spool supporting member, it is arranged on the side opposed side edges that engages with spring driving key, and above-mentioned shutoff device is provided with around the spool supporting member, said reel is a hollow shape, is wound with the bottom of lace curtaining on it.

Be please be described in the italian patent of TV93A000004 as application number, another annex that said modules cover fly screen is used is a detachable accessory, this annex is cross, it is provided with the other end that is used for supporting shaft and the parts of control stick, this action bars and the above-mentioned box piece to be cut outside are side by side, above-mentioned supporting member can be replaced by following relevant plate, and this plate only is used for supporting shaft, and the new end of this spool and box piece is firmly chimeric.

In fact also having the third on market, also is last a kind of fly screen, and it is mainly supplied with dispersing mode, and it only comprises a framework, is provided with the fixed protection lace curtaining on this framework.In fact, this technical scheme be with aforesaid technical scheme be distinguishing because it can not realize the lace curtaining rolling, in the case, lace curtaining permanently becomes straightened condition and is maintained fixed, it is along framework outer rim and framework tabling.Yet, except the above-mentioned feature of this product, do not approved widely.

According to foregoing description as can be known:

Lace curtaining in cun customized fly screen of hindsight is strained at dual-side by button, and the bottom of this lace curtaining engages with perpendicular folder frame, and can produce slip in this inside that presss from both sides frame, and this folder frame is formed with closable hole along side direction;

In (assembling) fly screen, lace curtaining and not exclusively tension, its bottom can freely be inserted along side direction folder frame, or remains on tension by the complicated adjusting device that is arranged in the box piece;

As the substitute mode of aforementioned techniques scheme, people also know following folder frame, and this folder frame can longitudinally be provided with banister brush, and above-mentioned banister brush relative fixed keeps tension at this lace curtaining, and they are pressed against on this lace curtaining, and lace curtaining are sandwiched in middle.Above-mentioned functions does not have actual effect, relatively is less important as the actual effect with little brush.Particularly, above-mentioned folder frame produces restriction to the friction of the end of control stick, and operation in this manner can be convenient to slide, and reduce noise.

Yet above-mentioned solution can not guarantee lace curtaining and be fixed on the various fly screens that owing to act on its lip-deep slightly little pressure, this pressure determines that by the general action power of fitful wind above-mentioned lace curtaining can deform, and reclaims from the position of folder frame.Above-mentioned distortion forms interim lateral openings enters irksome insect, and then makes fly screen become useless.

Market demand makes the operating personnel of this respect notice above-mentioned problem, thereby mainly proposes two kinds of schemes.First kind is to adopt the eccentric rod built-up member, wherein each above the folder frame and below be connected with a bar, this bar is pressed against on the lace curtaining, and clamps minimum part.The shortcoming of such scheme is obvious, and first inconvenient operation realizes because the lace curtaining motion will be relied on manually, on the other hand, can produce higher wearing and tearing to lace curtaining near the suturing part place that clamps, and it is torn, until disconnection.The 3rd shortcoming as non-last aspect is: owing to there are not more parts, have certain complexity thereby implement.

Second kind of solution of complete form fly screen occurs on market in fact, and it adopts the general folder frame that adopts in the hindsight cun tailor-made fly screen, and insert the bottom that will which is provided with the lace curtaining of button in installation process.In above-mentioned occasion, a kind of mode is the button that artificial usefulness is set along the bottom of lace curtaining, and this button only relates to several suturing parts.Therefore, form special weakness zone the engaging zones at above-mentioned button is disconnected, above-mentioned weakness zone also can cause difficulty to slip.

The present invention also aims to the shortcoming of avoiding above-mentioned.

Above-mentioned purpose of the present invention and other purpose can realize by the improvement project according to the feature in the claim, this scheme solves the problems referred to above by following improved fly screen structure, this structure forms the assembly cover and supplies with the user, mainly comprise box piece, be inserted with the lace curtaining spool in advance in the inboard of this box piece and be added with the corresponding recovery spring of load in advance; One end of above-mentioned box piece is provided with following plate, this plate engages with an axle key of spring, the other end of above-mentioned box piece is provided with detachable accessory, this annex is formed by cross-piece, this cross-piece is provided with the device of the other end of the above-mentioned lace curtaining spool of supporting, be provided with slip control stick distance piece side by side and in parallel along the box piece that will cut, this distance piece extends longitudinally, it is characterized in that said structure be provided with at least can with a pair of folder frame of wall mounted, longitudinally be provided with at least one stationary brush and the brush that slides in the lace curtaining bottom slide in each folder frame, the brushing tool that wherein slides has certain rigidity, and be provided with following sparse bristle, this bristle can above-mentioned relatively brush folder frame anchoring wall, in the sector region that is preferably between 90 °～180 °, produce rotation.

In a manner described,, can obtain to realize the effect of direct technological progress by above-mentioned significant creationary structure, and multinomial advantage.At first, by uniformly horizontal keeper, can make the tension force of lace curtaining keep constant along the folder frame, or lace curtaining be fixed by brush along the lace curtaining edge.Therefore, can under the pressure condition that certain force produces, limit the distortion of lace curtaining, prevent that the lace curtaining bottom from reaching corresponding bearing outside.At last, can form the fly screen of best in quality, its quality and technology and approaching by the tailor-made fly screen of size, but cost is lower.So, compare with aforesaid technical scheme, can simplify production stage greatly, can be easy to all parts are assembled, weight is reduced, the phase mutual interference reduces.The above results can produce bigger commercial value, and can improve use validity.

Can draw above-mentioned advantage and other advantage by accompanying drawing from following specific embodiment, the concrete structure that above-mentioned here accompanying drawing provides does not have limiting meaning, only is schematic.

Fig. 1 is the sectional view of folder frame, and engaging along this folder frame has relative brush, wherein is provided with at least one movable brush;

Fig. 2 represents to press from both sides the effect situation of frame, is in lace curtaining this moment and keeps tension;

Fig. 3 also is the sectional view of above-mentioned folder frame, but in the figure, is applied with certain active force on same lace curtaining, deforms in opposite direction.

With reference to above-mentioned accompanying drawing as can be known, the fly screen that is specially assembly cover form is provided with two folder frames (A) at least, and it contacts with the wall of following window, one of each sidewall is provided with box-shaped fly screen keeper at this window, so that can prevent in the insect inlet chamber.From sectional view, each folder frame (A) is formed by two relative " C " shape portions substantially, and they have common spacer sides.In this occasion, this dark slightly " C " shape portion comprises two sides (1,2) that are parallel to each other and keep symmetry, and an end of these two sides connects by bottom (3), this bottom (3) constitutes the slide of the bottom of lace curtaining (4), and the chimeric surface of the bonding part of formation and wall.

Along the whole bearing (5) that forms of side (2), so that admit sinking support cuboid (6) with coaxial manner, going up implantation at this cuboid (6) has known soft bristle (6 ') at a side opening for it.Above-mentioned brush (6,6 ') is fixed, and the mouth that is arranged in the relative bearing of bristle (5) of brush (6) back keeps symmetry, and by following mode from wherein stretching out, this mode is: this bristle permanently is pressed against on the lace curtaining (4) with vertical mode.

The 2nd bearing (7) opening is towards side 2, or is provided with along the 1st side (1), along the 2nd bearing is chimeric movable brush arranged.Specifically, this movable brush comprises core body (8), it and the coaxial setting of bearing (7), its cross section is rounded substantially, this core body is equipped with a plurality of bristles on (8), this bristle is made of flexible and rigidity hair (8 '), and these bristles (8 ') are from stretching out along the asymmetric apertures of offering the 2nd bearing (7) (7 ').In this occasion, above-mentioned opening (7 ') is fan-shaped, and its radian is between 90 °～180 °, wherein be preferably between 100 °～160 °, thereby the resting position in above-mentioned lace curtaining (4), bristle (8 ') is perpendicular with above-mentioned lace curtaining (4) surface, and they only have the interference of not half mutually like this.In this occasion, the position that the position can provide for Fig. 2 in this position, keeps straight bristle (8 ') to be positioned at a side of stroke end.When applying following active force, just with lace curtaining (4) overtighten, this active force vertically acts on the broad protection coating of lace curtaining (4), and its direction is shown in arrow (V), and above-mentioned power also makes simultaneously and is positioned at inner bottom (the 4 ') recovery of folder frame (A).Above-mentioned recovery towards the outside penetrates rigidity bristle (8 ') to be arranged between the suturing part of bottom (4 ') of lace curtaining (4) gradually, it passes power and equates substantially with the active force of above-mentioned edge (V) direction, in case bristle (8 ') passes bottom (4 ') between suturing part, can dwindle the anglec of rotation of core body (8) towards the recovery of outside, until make bristle (8 ') be positioned at along with the stop position of above-mentioned side opposed side edges, thereby be in non-operating state (Fig. 3).Based on following consideration, be the whole height extension of bristle (8 ') along folder frame (A), then between the suturing part of lace curtaining, pass and therefrom stretch out bristle when (8 ') when it, can reduce the amount of the bottom (4 ') in the lace curtaining (4) in mode effectively and uniformly, thereby can prevent to form the formation in the hole of the safeguard function that can change lace curtaining (4).

Claims

1. improved fly screen structure, this structure is supplied with the user with assembly cover form, and it mainly comprises box piece, is inserted with the lace curtaining spool in advance in the inboard of this box piece and is added with the corresponding recovery spring of stress in advance; One end of above-mentioned box piece is provided with following plate, this plate drives an axle key with spring and engages, the other end of above-mentioned box piece is provided with removable attachment, this annex is formed by cross-piece, this cross-piece is provided with the device of the other end of the above-mentioned lace curtaining spool of supporting, along the box piece that will cut with side by side, the mode of keeping parallelism is provided with the control stick distance piece simultaneously, this distance piece extends longitudinally, it is characterized in that said structure be provided with at least a pair of can with the folder frame of wall mounted, longitudinally be provided with at least one stationary brush and a movable brush in the lace curtaining edge slide in each folder frame, wherein movable brush has certain rigidity, and be provided with following sparse bristle, the wall folder frame anchored end of this bristle in can above-mentioned relatively movable brush produces rotation in the sector region that is preferably between 90 °～180 °.

2. structure according to claim 1, it comprises the annex of box piece and relative set, its size can preestablish, this accessory bag purse rope curtain rolling group, this rolling group comprises:

Tubular piece, in respective end portions, this at least one pony axle is positioned at above-mentioned box piece to become on the supporting member of whole shape this tubular piece by a pair of parts carry at least one pony axle;

Helix torsion spring, itself and tubular piece are pressed the coaxial manner setting, wherein an end of this spring and engaging of can longitudinally being free to slide with the integrally formed supporting member of box piece, the other end of above-mentioned spring becomes whole and engages with following supporting core fulcrum, this fulcrum engages with the box piece that constitutes the prestressing key;

With the bar of the coaxial setting of above-mentioned helical spring, the one end inserts in the supporting member of box piece inboard, thereby can longitudinally be free to slide, and its other end engages with following supporting core fulcrum, and this fulcrum engages with the box piece that constitutes the prestressing key;

In this rolling group, be provided with:

Collimator apparatus, it makes the parts that match with box piece aim at the whole width of box piece, and each collimator apparatus is by becoming integrally formed box structure to form, comprises fixedly pecker of vertical wall bottom it, and this pecker is connected with following corresponding folder frame;

At least one presss from both sides frame, and it comprises two relative " C " shape portions, and one of them " C " shape portion is relative with the vertical slide at following lace curtaining edge, and this slide is provided with the cannelure that engages with a plurality of liners, thereby can form the bearing that engages with above-mentioned pecker;

Become whole shaped piece, it offers groove along top margin, and this groove extends along whole length range, and it is used for fixing the end of above-mentioned lace curtaining, and wherein the side of at least one above-mentioned shaped piece is provided with the vertical annex as the tension control stick;

The end that is used for box piece, and at least one shutoff device of spool supporting member, it is arranged on the relative side of the side that engages with spring driving key, and above-mentioned shutoff device is provided with around the spool supporting member, said reel is a hollow shape, is wound with the lateral ends of lace curtaining on it;

Detachable accessory, this annex is cross, and it is provided with the other end that is used for supporting shaft and the parts of control stick bar, and the outside of this action bars and above-mentioned box piece to be cut is arranged side by side;

It is characterized in that this structure comprises at least one folder frame (A), in this folder frame (A), along the whole bearing (5) that forms of one side (2), the opening of this bearing (5) is towards a side, receivability sinking support cuboid (6) in it, this cuboid (6) is to be located in it with the mode of the coaxial setting of this bearing (5), in this square body (6), implant soft bristle (6 '), vertically stretch out in the hole that this soft bristle (6 ') is offered from above-mentioned bearing (5), in above-mentioned folder frame (A), also be provided with the 2nd bearing (7), its opening is towards above-mentioned side (2), or, the brush of slip being arranged along this bearing (7) joint along side (1) setting, this slip brush mainly comprises core body (8), it is received in this bearing in the mode with the coaxial setting of above-mentioned bearing (7), this core (8) is rounded substantially, is extended with a plurality of bristles from this core (8), and it is comparatively sparse, and have certain rigidity, this bristle stretches out from hole (7 ').

3. according to the described improved anti-rope screen door structure of above-mentioned any one claim, it is characterized in that above-mentioned hole (7 ') determines the fan-shaped of guide (7), this fan-shaped radian is between 90 °～180 °, be preferably between 100 °～160 °, make permanent position in lace curtaining (4), bristle (the 8 ') surface of lace curtaining (4) relatively is provided with in vertical mode, and therefore above-mentioned bristle (8 ') and lace curtaining only have the very little interference of generation.

4. according to the described improved anti-rope screen door structure of above-mentioned any one claim, it is characterized in that above-mentioned bristle (8 ') is in stretching state, it inserts between the suturing part of bottom (4 ') of lace curtaining (4) gradually, the equal and opposite in direction of its thread force and the active force (V) that is applied.

5. according to the described improved anti-rope screen door structure of above-mentioned any one claim, it is characterized in that above-mentioned core (8) produces rotation, make bristle (8 ') along keeping motionless with above-mentioned side opposite edges, thereby above-mentioned bristle (8 ') passes actual lace curtaining, along the direction setting vertical with lace curtaining.

6. according to the described improved anti-rope screen door structure of above-mentioned any one claim, it is characterized in that above-mentioned bristle (8 ') passes the suturing part of lace curtaining, this bristle (8 ') this net relatively stretches out, and above-mentioned bristle (8 ') extends along the whole height of folder frame (A).

7. according to the described improved anti-rope Window screening clamp frame of above-mentioned any one claim, it is characterized in that this structure is along two sides (1,2) be provided with bearing (7), along this bearing (7) joint the brush of slip being arranged, this slip brush mainly comprises core (8), this core (8) is received in this bearing in the mode with the coaxial setting of above-mentioned bearing (7), this core (8) is preferably rounded, be extended with a plurality of bristles from this core (8), it is comparatively sparse, and have certain rigidity (8 '), this bristle stretches out from hole (7 ').