CN202493210U

CN202493210U - Frame of screen doors and screen windows

Info

Publication number: CN202493210U
Application number: CN2012200457916U
Authority: CN
Inventors: 罗永昶
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-02-01
Filing date: 2012-02-01
Publication date: 2012-10-17
Anticipated expiration: 2022-02-01

Abstract

A frame of screen doors and screen windows comprises four frame bars with notches and pressing bars, wherein the four frame bars form the internal lateral edge of the frame and the pressing bars press four edges of a screen on the notches of the four frame bars through bolts. Among the four frame bars, one notch of one frame bar is provided with a pressing tongue reversely pressing on one portion of the pressing bar; and a gap no less than the thickness of the screen is arranged between the front end face of one side of the reversely pressed portion of the pressing bar and the opposite face of the notch. According to screen doors and screen windows applying the frame, the screen is flat, not only visually, the appearance is good, but also noises produced by the back and forth bounce as slight external forces are exerted on the screen are avoided. Diamond screens before the assembling are not needed to be flattened by utilizing 'a flattening device' alone, so that for screen door and screen window manufacturers who regard noise reduction as one of the objects, the frame of screen doors and screen windows can further save cost.

Description

The framework of a kind of screen door, screen window

Technical field

The utility model relates to the framework of fixing assembling gauze in screen door, the screen window.

Background technology

After people suffer mosquito bite, not only very itch and feel bad, also possibly infectedly go up disease often; And various anophelifuges, mosquitocide may not be perfectly safe again as far as people's health---be to have at home under infant's the situation at least, may not let the people feel relieved.So many families have all installed screen door simultaneously, screen window have been installed in window frame in doorframe, to prevent the mosquito bite purpose through mosquito being blocked in outdoor reaching.Specifically being configured with of screen door, screen window is a variety of, its core component all be assemblied in can ventilate in the screen door, screen window framework, again can printing opacity gauze.No matter traditional gauze adopts which kind of material, what method to make, and its gauze thickness all approaches (being no more than 0.3mm usually).Thin gauze not only easily by mouse sting bad, broken by the cat that keeps a pet, dog etc. in the family, the thief also only just can scratch it with pocket knife easily.So; Occurred a kind of thickness that uses in recent years again and be the metal sheet punching of 0.7mm～1.0mm, the sieve shape net that perhaps uses diameter to compile out as 0.6mm～0.8mm---because of material is used stainless steel mostly; And be used for door and window as gauze in its surfaces coated chromatic colour coating; Old friends' gauze that this is thicker is called " Buddha's warrior attendant net "---this gauze can not only prevent reliably mouse sting bad, prevent that pet from breaking, also have better antitheft effect to a certain degree.Yet; Because the variety of issue that occurs in transportation, blanking (cutting out) process and even the assembling process; Just can cause the local distortion of gauze inevitably, and then make the Buddha's warrior attendant net that is assemblied in screen door, the screen window framework the also phenomenon of out-of-flatness (warpage) occur; And existing screen door, screen window framework and corresponding assembly method thereof; Be not easy very much Buddha's warrior attendant net decurl again with warpage; If the Buddha's warrior attendant net decurl after adopting " apparatus for leveling " to cut out separately; Not only to increase the cost of equipment of apparatus for leveling, but also possibly make a mess of the coloured coating of Buddha's warrior attendant net surface.

In addition, be fit to (or having adopted other addition thereto),, assemble these and also have irregular phenomenon after than tissue web so still adopt traditional screen door, screen window than tissue web for the place.

The utility model content

The purpose of the utility model is to provide a kind of assembling gauze within it that can let keep smooth screen door, the framework of screen window.

The technical scheme that realizes said purpose is the framework of a kind of like this screen door, screen window: the aspect identical with prior art be, it comprise the inner side edge that constitutes framework along on have four sheths of notch, four limits of gauze be pressed in the press strip on the notch of these four sheths through screw.Its improvements are in four sheths, to have the notch of a sheth to have the pressure tongue of back-pressure on a press strip part; This press strip is had the gap that is not less than gauze thickness between the opposite face of the front end face of back-pressure part one side and this notch.

From scheme, can find out; When assembling the utility model; Having this one side of sheth of pressing tongue; Can not as prior art, directly press strip be placed in the gauze edge, on one side and then pass press strip, gauze and sheth successively and then let press strip be pressed in this of gauze on notch at this sheth edge with screw from top.

Fit when using the utility model is: when assembling framework and cutting out gauze according to size; This one side that has the sheth of pressing tongue in correspondence; Its gauze edge will be reserved a bit more---under with thicker gauze (i.e. " Buddha's warrior attendant net ") situation; The amount of staying surpasses press strip more will be by that a part of thickness of back-pressure, and after blanking, this to be stayed the part bending more be L shaped flanging; Under using than tissue web (being traditional gauze) situation, the amount of staying should surpass press strip more will be by that a part of thickness of back-pressure.During assembling,, with traditional approach press strip is pressed in one side of gauze with " putting " earlier, on one side this of gauze compressed by press strip through screw again at the notch place of that sheth relative with having the sheth of pressing tongue; Afterwards, with under the thicker gauze situation, the press strip of the utility model will be withstood on the inboard of the L shaped flanging of gauze by that a part of front end of back-pressure, and firmly press strip will be advanced to from the side again and press under the tongue, and press the tongue back-pressure on press strip to let; Under using than the tissue web situation; The press strip that the gauze that reserves partly is wrapped in the utility model will be by that a part of leading section of back-pressure; Firmly press strip is advanced to from the side again and presses under the tongue, press tongue back-pressure (press strip is separated with one deck gauze by this face of back-pressure at this moment) on press strip to let.In process under firmly press strip being advanced to from the side the pressure tongue; Its press strip is a mode of using " pushing away " simultaneously at " stretching " gauze; The another side of gauze compresses in addition; So this process just becomes to be tightened, has flattened the process of gauze---" press strip is had the gap that is not less than gauze thickness between the opposite face of the front end face of back-pressure part one side and this notch ", can normally carry out the gap reserved for the process that guarantees to tighten, flatten gauze exactly.After the full wafer gauze is tightened, flattened, this press strip is compressed (, can keep the formation state of its gauze reliably) with screw again to let screen door, the screen window that uses the utility model; Afterwards, compress with the both sides in addition of traditional approach again gauze.

Can know that from structural concept and assembling process compared with prior art, in the screen door of using the utility model, screen window, its gauze is smooth.So, not only visually feel comfortable, and for screen door, the screen window of " Buddha's warrior attendant net ", also thoroughly stopped (because of being out of shape excessive bringing) a little the receptor site external force drum that just possibly occur in the past, the noise that rebounds and produce.Because the Buddha's warrior attendant net decurl before not needing independent employing " apparatus for leveling " to assemble, therefore, for reducing screen door, the screen window manufacturer of noise as one of target, the utility model can also be saved cost.

Below in conjunction with accompanying drawing the utility model is further described.

Description of drawings

Fig. 1---the outline drawing after the utility model assembling;

Fig. 2---the A-A among Fig. 1 is to sectional view;

Fig. 3---the sheth enlarged drawing of the utility model among Fig. 2;

The press strip enlarged drawing of Fig. 4---the utility model among Fig. 2 (what wherein, double dot dash line was drawn is the fit of thicker gauze in the utility model);

The press strip enlarged drawing of Fig. 5---the utility model among Fig. 2 (what wherein, double dot dash line was drawn is than the fit of tissue web in the utility model);

Fig. 6---the cover plate enlarged drawing of the utility model among Fig. 2.

The specific embodiment

The framework of a kind of screen door, screen window (with reference to figure 1,2), it comprise the inner side edge that constitutes framework along on have four sheths of notch, four limits of gauze be pressed in the press strip on the notch of these four sheths through screw 5.In four sheths of the utility model, there is the notch of a sheth 2 to have the pressure tongue 21 of back-pressure on press strip 3 parts; This press strip 3 is had the gap that is not less than said gauze thickness between the opposite face of the front end face of back-pressure part 31 1 sides and this notch.

From to finding out the analysis of the utility model assembling process and beneficial effect, the gauze limit that at first compresses with existing mode is on the right side of Fig. 2.It will be apparent to those skilled in that; Because this press strip 3 ' and corresponding sheth 2 ' between there is no need to exist tectonic relationship by back-pressure and back-pressure; With this press strip 3 ' be placed on the gauze limit that is positioned at this sheth 2 ' notch, compress through screw 5 again and get final product.So they are the same with the press strip and the sheth on other both sides, be principle after the integral body assembling better sense organ to be arranged visually, carry out structure design with the cost-effective mode of trying one's best again.For example; Consider from saving mould; Article four, sheth can be processed into equally, but when assembling, on article one limit that compresses gauze; Do not allow the pressure tongue 21 in the sheth to play a role during third and fourth limit, only when compressing the second limit of gauze, let with the said method of the utility model again and press tongue 21 play a role (with reference to the assembly structure in the left side of figure 2).

Further say; No matter be traditional than tissue web or thicker gauze (being so-called Buddha's warrior attendant net), actual product all has different-thickness, therefore; For guaranteeing before the press strip 3 of the utility model being fixed on the notch place of sheth 2 with screw 5; It presses tongue 21 press strip 3 and gauze to be pushed down reliablely, and presses tongue 21 to be unlikely to again to be squeezed off, for for the framework of thicker gauze (with reference to figure 2,3,4); Its nominal size should be: press tongue 21 back-pressures to arrive the distance H between the opposite face of this notch at the face on the press strip 3, equal gauze thickness δ and press strip 3 by back-pressure part 31 thickness h sums.

For using than (with reference to figure 2,3,5) for the framework of tissue web; Its nominal size should be: press tongue 21 back-pressures at the face on the press strip 3 to the distance H between the opposite face of this notch, the twice and the press strip 3 that equal gauze thickness δ ' are by back-pressure part 31 thickness h sums.

It will be apparent to those skilled in that; Between the female surface and male surface that constitutes under above-mentioned two kinds of situation; It should be the relation of interference fit; Yes can guarantee that before with screw 5 press strip 3 of the utility model being fixed on the notch place of sheth 2, it presses tongue 21 press strip 3 and gauze to be pushed down reliablely for its magnitude of interference; Can guarantee to press tongue 21 to be unlikely to be squeezed off again and be degree.In most of the cases, also be to realize certainly through the press strip 3 that processes different size.

Further say (with reference to figure 2,4,5,6); For guaranteeing after the integral body assembling, better sense organ is arranged visually; And be beneficial to where necessary and safeguard; On the press strip 3 of pressing tongue 21 homonymies one side, an opening is arranged not by the T type groove of pressing tongue 21 to block, the head of screw of screw 5 is pressed on the bottom of this T type groove; Outside this T type groove, be stamped the cover plate 4 that a cross section is the ∏ font, there is the convexity 41 that stretches in the T type groove and can fasten T type groove in the front end outside of these cover plate 4 ∏ font bipods.

Claims

1. the framework of a screen door, screen window; It comprises the inner side edge that constitutes framework along on have four sheths of notch, four limits of gauze be pressed in the press strip on the notch of these four sheths through screw (5); It is characterized in that; In said four sheths, there is the notch of a sheth (2) to have the pressure tongue (21) of back-pressure on press strip (a 3) part; This press strip (3) is had the gap that is not less than said gauze thickness between the opposite face of the front end face of back-pressure part (31) one sides and this notch.

2. according to the framework of the said screen door of claim 1, screen window; It is characterized in that; Said pressure tongue (21) back-pressure to the distance (H) between the opposite face of this notch, equals gauze thickness (δ) and said press strip (3) by back-pressure part (31) thickness (h) sum at the face on the press strip (3).

3. according to the framework of the said screen door of claim 1, screen window; It is characterized in that; Said pressure tongue (21) back-pressure is in the distance (H) of the face on the press strip (3) between the opposite face of this notch, and the twice that equals gauze thickness (δ ') and said press strip (3) are by back-pressure (31) thickness (h) sum partly.

4. according to the framework of claim 2 or 3 said screen doors, screen window; It is characterized in that; With the said press strip (3) of said pressure tongue (21) homonymy one side on, the T type groove that has an opening not blocked by said pressure tongue (21), the head of screw of said screw (5) is pressed on the bottom of this T type groove; Outside this T type groove, be stamped the cover plate (4) that a cross section is the ∏ font, there is the convexity (41) that stretches in the T type groove and can fasten T type groove in the front end outside of this cover plate (4) ∏ font bipod.