CN2709625Y - Automatic screen without underbeam of adjusting prestress and preventing strong wind - Google Patents
Automatic screen without underbeam of adjusting prestress and preventing strong wind Download PDFInfo
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- CN2709625Y CN2709625Y CN 200320132087 CN200320132087U CN2709625Y CN 2709625 Y CN2709625 Y CN 2709625Y CN 200320132087 CN200320132087 CN 200320132087 CN 200320132087 U CN200320132087 U CN 200320132087U CN 2709625 Y CN2709625 Y CN 2709625Y
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Abstract
The utility model provides a mechanical structure, particularly an automatic window screen which can adjust prestressing force, is not provided with a lower beam, and can prevent strong wind. The utility model is provided with a screen box 1 with an elliptic section, a balance rod 2 for preventing a prestressing force spring from being kinked, a shaft clamp 3, a prestressing force spring 4, a rolling shaft 5, a a right end cap 6 which is provided with a prestressing force adjusting device and a ball bearing, a screen net 10, a screen clamping plate 11 and a left end cap 18 which form a screen box assembly. Groove channels 8 and 16 are provided with guide grooves along a longitudinal direction, and windproof hair brushes 7 and 17 are embedded in the guide grooves. The utility model also comprises combined groove channel covers 9 and 15, a movable beam 12, a handle 13 and a rope ball 14. When the utility model is used, the movable beam and the combined groove channel covers are directly hooked, and the arrangement of a fixing beam is canceled. The utility model has reasonable structure, fast manufacture, convenient installation and use, and low cost.
Description
Technical field
The utility model belongs to a kind of frame for movement, and particularly a kind of can need the dismounting and can adjust pre-applied force under mounting condition is not provided with the improvement project that clamped beam can be prevented the high wind automatic window screen.
Background technology
Automatic window screen is since it comes out, because updating of researcher and manufacturer become the series of products with multiple model.The automatic window screen of various models, its formation is similar, promptly is made up of yarn box (also being outer cover) spool, gauze, walking beam (also being handle, straining beam), clamped beam (also being underbeam, attacker, switch frame), spring pre-applied force system and other accessories.Automatic window screen major part in the market can not externally be adjusted pre-applied force, adjusts the structure of pre-applied force though there are indivedual producers to design, owing to be arranged on the end of end cap, so still can not under mounting condition, adjust pre-applied force.It is underbeam that automatic window screen in the market all is provided with clamped beam.
Summary of the invention
The purpose of this utility model is exactly to seek and to provide a kind of automatic window screen of function admirable, and requirement can be adjusted pre-applied force under mounting condition, and rational in infrastructure, easy to install and use, capability of anti-wind is strong, and cost is lower.
The purpose of this utility model is achieved through the following technical solutions: a kind of automatic window screen device, it is made up of yarn cartridge, gauze, walking beam, conduit, combination slot drive cap and windproof hairbrush.In the yarn cartridge, comprise parts such as yarn box, left and right sides end cap, spool and spring pre-applied force system.
The yarn box that yarn box provided by the utility model is the ellipse section, the yarn box is provided with two closing in circular troughs as installing hole, article two, the center line of installing hole is parallel to each other with oval center line, and be on the same plane, long axis of ellipse and minor axis determine that method is: require to determine minor axis length according to holding the yarn amount; According to two screw is installed and is taken the length that length adds minor axis, the length of decision major axis.The reason that adopts elliptic jet is attractive in appearance, economical with materials and better stable.
The two ends of yarn box are connected with left and right sides end cap respectively.The left and right sides of the present utility model end cap all is parts, and is asymmetric, is provided with buckle and the windproof hairbrush block that screw hole, ball bearing and conduit join is installed on left end cap.It is end cap that right end cap is designed to, and is again the pre-applied force adjusting device, is about to right end cap and is decomposed into pre-applied force adjusting device and ball bearing two parts, and the pre-applied force adjusting device is decomposed into end cap main body, secondary lid, rotating disk again, and check spring and little axle wait other part.End cap main body and secondary lid together are connected the right-hand member of yarn box, and be porose in the middle of the end cap main body, supports little axle, also has on the end cap main body with the left end cap the same buckle and the windproof hairbrush block that join with conduit.Pair has covered two-layer concentric turns, and inner ring supports little axle one end, and check spring is placed in the centre circle the inside, and the circle external support rotating disk.The external diameter of check spring closely matches with the inwall of centre circle, the length of spring is added a bit of for the integer circle, it promptly not the integer circle, the two ends of spring are turned back a bit of to the center of circle, this fold back portion is fan-shaped with being divided into two of varying in size in the centre circle, turn back one side of line inboard is fan-shaped less, and the one side in the line outside of turning back is fan-shaped bigger.Rotating disk is made up of end face, moving tooth, outer ring and external tooth, and incomplete hole is arranged on the end face, and little axle passes from the hole, the rotating disk moving tooth extend in the centre circle by both ends of the spring turn back that line is divided into less fan-shaped promptly inboard fan-shaped in.One end of little axle is inserted in the ringlet of secondary lid, have on the little axle arc moving tooth extend into the check spring two ends go back to the outside fan-shaped promptly bigger one fan-shaped in, crossette retaining is in the inside of end cap main body, and the other end of little axle passes after the end cap main body and to connect with ball bearing and the gland by ball bearing connects with the pre-applied force spring.
Wind-shielding function of the present utility model is realized by tilting windproof hairbrush in conduit.Scheme is: one side being provided with of conduit installed guide groove and inlayed windproof hairbrush guide groove, another side is provided with baffle plate.Windproof hairbrush guide groove and windproof hairbrush match, and the base of its center line and conduit section forms an acute angle, and windproof hairbrush is made up of hairbrush base plate and a plurality of pieces.The section of hairbrush base plate is the axial symmetry pentagon, it is an axis of symmetry with on one side perpendicular bisector wherein, the both sides adjacent with this limit are parallel to each other and perpendicular with this limit, constitute an obtuse angle between relative two limits with this limit are mutual, the pieces front that is vertically mounted on base plate longitudinally in one line, also be on the face between two right angles, can regulate the distance between the pieces, to adapt to windproof requirement.Under the condition of installing, on one side the bristle of hairbrush is the baffle plate the inside that tilts to stretch to the conduit another side from the windproof hairbrush guide groove of conduit, the side of the gauze of automatic window screen passes through between hairbrush and channel sides.When gauze is pulled out or reclaim, hairbrush is very little to the resistance of gauze, and when running into high wind gauze desire and from conduit, deviate from, because the inclination of bristle, bristle just passes the mesh of gauze and is pulled to baffle plate, and the resistance to bending of bristle and the resistance of baffle plate have formed the wind loading rating that prevents that gauze from deviating from from conduit jointly.
The utility model has been cancelled the clamped beam (also claiming attacker, underbeam, switch frame) in the common automatic window screen, and the lock function and the lower seal function of automatic window screen realized by the clasp joint of walking beam and combination slot drive cap.The combination slot drive cap is made up of base and hamper, and base top has inserted block to be connected with conduit, and the bottom is provided with breach and installing hole, has downward oblique shape outstanding in the breach, and this gives prominence under mounting condition just becomes a downward barb.Two T-slots are arranged in the walking beam, and a T-slot that makes progress connects with gauze by yarn clip board, connects handle on the T type groove of side, there are two kinds of handles available: when screen window is narrower, adopt the moulding handle,, adopt section bar type handle when the screen window broad or when doing screen door.The back side of walking beam is provided with hook backward, automatic window screen when mounted, walking beam extend in the conduit on screen window both sides, screen window in use, the hook of walking beam just in the combination slot drive cap barb with base articulate.
Description of drawings
Figure one is that the utility model structural representation is always schemed
Figure two is that the utility model pre-applied force is transferred the apparatus structure schematic diagram;
Figure three is that the structure of the utility model wind-shielding function is not intended to;
Figure four is the novel locking system schematic diagrames of this use;
Figure five is section bar type handle schematic diagrames;
Figure six is yarn box schematic diagrames of screen door.
Among the figure one, the 1st, the yarn box of elliptical section (also being outer cover); The 2nd, prevent the balancing pole that spring is twisted together; The 3rd, axle card (also being intermediate); The 4th, the pre-applied force spring; The 5th, the spool of internal tooth is arranged; 6 are provided with the right end cap of pre-applied force adjusting device and ball bearing, and 7 and 17 is windproof hairbrush; 8 and 16 is conduit (also being slide rail, guide rail); 9 and 15 is combination slot drive caps; The 10th, gauze; The 11st, yarn clip board; The 12nd, walking beam (also being handle, straining beam) the 13rd, handle; The 14th, tetherball; The 18th, the left end cap of bearing is housed.Can know that from figure one the utility model has following characteristics: (1) adopts the yarn box (outer cover) of elliptical section, 2 screws have only been used in being connected of yarn box and end cap, the center line of these 2 screws with oval center line with in one plane and mutual flat shape; (2) right end cap is provided with the pre-applied force adjusting device; (3) in conduit, be provided with anti-high wind device; (4) cancelled the clamped beam (also being underbeam, switch frame, attacker) that adopts usually in the automatic window screen; (5) be provided with the combination slot drive cap that has breach and barb and the walking beam (handle) of buckle, the lock function of automatic window screen and the sealing function of bottom are realized by the clasp joint of walking beam and combination slot drive cap.
Figure two is structural representations of pre-applied force adjusting device in the right end cap of the present utility model.1 is the end cap main body among the figure, the 2nd, and little axle, the 3rd, check spring, the 4th, rotating disk 5 is secondary lids, and a is the moving tooth on the rotating disk, and b is the moving tooth on the little axle.End cap is with the secondary right-hand member that is connected the yarn box together that covers, and is porose in the middle of the end cap main body, supports little axle, in the secondary lid two concentric turns arranged, and inner ring supports little axle one end, and check spring is set in the centre circle, and the circle external support rotating disk.The external diameter of check spring closely cooperates with the centre circle inwall, and the length of spring is that an integer circle is added one section, and the two ends of spring are turned back a bit of to center line.Rotating disk is by end face, moving tooth, outer ring and external tooth are formed, incomplete hole is arranged on the end face, little axle passes in wearing from the hole, the moving tooth of rotating disk extend into the check spring two ends turn back be divided in the centre circle two fan-shaped inside one fan-shaped in, one end of little axle is inserted in the inner ring of secondary lid, moving tooth on the little axle extend in the centre circle, check spring is divided into bigger fan-shaped in, the little axle other end connects with the pre-applied force spring by bearing, the following describes the utility model and be the adjustment that how to realize pre-applied force, when our downward (or upwards) rotation rotating disk, moving tooth on the rotating disk promotes the place of turning back of check spring end, because the moving tooth of rotating disk is in centre circle inboard little fan-shaped, this moment, check spring was " pulled " rotation, check spring and centre circle inwall produce gap frictional force and reduce, check spring is with regard to the transfer disc spins, drive little axle rotation simultaneously, be connected the also and then rotation of the outer automatic window screen pre-applied force spring of little axle, the pre-applied force spring other end by the situation of axle card lock under, just produce or increase (or minimizing) pre-applied force.When rotating disk is motionless, the pre-applied force effect of spring makes the moving tooth of little axle be pressed on the place of turning back of check spring, at this moment because the moving tooth of little axle is to be inserted in bigger fan-shaped in centre circle inboard, the moving tooth of little axle is that " pushing away " the check spring rotation, the increase that reduces friction of the gap of check spring and centre circle inwall, and frictional force herein increases along with stressed increase, so little axle pushes away motionless check spring rotation, pre-applied force just can keep.So as long as the external tooth that we stir rotating disk downward or upward makes the rotating disk rotation just can make the pre-applied force increase of pre-applied force spring or has reduced.This adjustment can be carried out under the automatic window screen installment state.
Figure three is schematic diagrames of anti-high wind structure in the utility model.A figure has showed channel shape and it the position relation with windproof hairbrush and gauze among the figure.Only draw among the figure on one side conduit, another side are symmetries fully.1 is that guide groove, the 2nd, windproof hairbrush guide groove, the 3rd, windproof hairbrush, the 4th, baffle plate, the 5th, gauze are installed among the figure.Its structure is: one side guide groove and windproof hairbrush guide groove are installed in being provided with of conduit, another side is provided with baffle plate.B is windproof hairbrush schematic diagram among the figure.Windproof hairbrush is made up of base plate and a plurality of pieces, the base plate section is the axial symmetry pentagon, it is that axis of symmetry two limits adjacent with this limit are parallel to each other and vertical with this limit with the perpendicular bisector on wherein one side, the both sides relative with this limit constitute an obtuse angle, pieces is longitudinally in one line to be vertically mounted on two fronts between the right angle, under the state of installing, bristle tilts to stretch to the baffle plate the inside of the another side of conduit, and its degree of depth slightly surpasses baffle plate.The gauze side of automatic window screen has at windproof hairbrush and conduit between one side sidewall of baffle plate and passes through, the end of bristle leans on gauze, when the gauze of automatic window screen is pulled out or is reclaimed, be gauze when the Y direction is moved, produce the gap between hairbrush and the gauze because bristles bend makes, make gauze be easy to activity.When automatic window screen ran into high wind, wind-force was deviate from the gauze desire from conduit, even gauze produces along the moving of directions X, at this moment bristle ends is promptly passed the gauze mesh and is pulled to baffle plate.Windproof before bristle is run into baffle plate is the resistance to bending of leaning on bristle, and after bristle was run into baffle plate, windproof was to realize jointly by the resistance of baffle plate and the resistance to bending of bristle.They can not deviate from gauze from conduit, when wind-force disappeared, bristle returned to normal condition from case of bending, and gauze also sets back.
Figure four is locking device schematic diagrames.T type groove a that connects yarn clip board and the T type groove b that is connected handle and hook c are backward arranged on walking beam (handle, straining beam), and handle 2 intercalations are in the T type groove of the front of walking beam.The combination slot drive cap is made up of base and hamper.The inserted block d that connects with conduit is arranged, breach and barb e and installation screw hole f on base.The hamper of combination slot drive cap is plugged on the base.When automatic window screen uses, pull down walking beam, the two ends of walking beam are motion from top to bottom in conduit, in walking beam enters the combination slot drive cap, when the hook c on the walking beam arrived the breach e place of base, along continuous straight runs one leaned on inward, and hook c has just articulated with barb e.Because base is installed near window frame, so breach e also is straight-through window frame, so the whole piece limit of the hook c of walking beam all abuts against on the window frame, this has just played sealing function, desire to make the automatic window screen rollback, as long as the outside pull handle of along continuous straight runs, the hook c of walking beam just skids off from the inclined-plane of the barb e of combination slot road cover base, and the pre-applied force of spring is rolled automatic window screen.
Figure five is another kind of handles, and it is the section bar that can cut different length as required.It selects to use with the handle 2 among the figure four.When the width of automatic window screen hour, with the handle 2 among the figure four.Big or when making screen door when the width of automatic window screen, select the handle of figure five.Figure five be handle also be reinforcing rib simultaneously.
Figure six has set up the yarn box of two ribs and the clamp of setting up in yarn box back.When doing screen door, perhaps when doing screen window in order to increase stability, can select this yarn box and clamp for use.1 is the yarn box among the figure six, the 2nd, and clamp.
The specific embodiment
Section bar of the present utility model can be used aluminium alloys and PVC material respectively.Various springs are made with spring steel wire.Other accessories adopt engineering plastics or die casting aluminium to make.
Claims (2)
1, a kind of automatic window screen device, it is characterized in that: (1) it section is arranged is disciform yarn box (or claim outer cover), longitudinally be provided with two on the yarn box, also can establish the groove of three closing ins as installing hole, article two, all elliptical center lines of the center line of installing hole are parallel to each other, and are on the same plane; (2) be provided with the pre-applied force adjusting device, the concrete practice will be for installing the composite member that pre-applied force spring end cover designs on one side becomes pre-applied force adjusting device and ball bearing unit, in the pre-applied force adjusting device, be provided with the end cap main body, secondary lid, rotating disk, check spring and little axle, the end cap main body together is connected an end of yarn box with secondary lid, porose in the middle of the end cap main body, support little axle, in the secondary lid two-layer concentric turns is arranged, the little axle of inner ring supporting one end, in the circle of centre circle check spring is set, the circle external support rotating disk, check spring external diameter and circle centre circle inwall closely cooperate, the length of check spring is that an integer circle adds a bit of, be that it is the non-integer circle, the two ends of check spring are turned back a bit of to center line, rotating disk is by end face, moving tooth, outer ring and external tooth are formed, incomplete hole is arranged on the end face, little axle passes from the hole, moving tooth on the rotating disk extend into both ends of the spring and turns back and will be divided in the centre circle in two fan-shaped inside fan-shaped, and the other end of little axle inserts in the ringlet of secondary lid, has arc moving tooth to extend in the outside fan type that check spring is divided in the centre circle on the little axle.(3) clamped beam is not set and is underbeam yet, the attacker, the switch frame, walking beam is set also is handle, straining beam, two T type grooves are set on walking beam, top T type groove connects yarn clip board, the T type groove mounting knob of front, be provided with hook backward below the walking beam, (4) one side of conduit is provided with guide groove and windproof hairbrush guide groove is installed, another side is provided with baffle plate, windproof hairbrush is made up of base plate and a plurality of pieces, the base plate section is the axial symmetry pentagon, it makes axis of symmetry with on one side perpendicular bisector wherein, two limits adjacent with this limit are parallel to each other and perpendicular with this limit, the both sides relative with this limit constitute an obtuse angle, on the pieces face that is vertically mounted between above-mentioned two right angles longitudinally in one line, windproof hairbrush guide groove and windproof hairbrush base plate in the conduit match, its section is the axial symmetry pentagon, the base of its center line and conduit section forms an acute angle, the hairbrush base plate is embedded in the guide groove, bristle tiltedly extends the plate washer the inside that is located at the conduit another side from guide groove, the side of automatic window screen gauze is at windproof hairbrush and establish between the channel sides of plate washer and pass through, (5) establish the combination slot drive cap of being with barb, the combination slot drive cap is made up of base and hamper, base top has inserted block to peg graft with conduit, and the bottom is provided with installing hole and breach, and downward oblique giving prominence to arranged in the breach, under mounting condition, should outstanding just become downward barb, automatic window screen in use, the two ends of walking beam in combination slot road cover base indentation, there with the base clasp joint, the hamper of combination slot drive cap is provided with two grooves, pegs graft with base.
2. the described new type auto screen window of claim 1 can longitudinally be set up two ribs at yarn box rear portion, sets up a clamp in addition, the back clamp is installed the yarn box is blocked the location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320132087 CN2709625Y (en) | 2003-12-28 | 2003-12-28 | Automatic screen without underbeam of adjusting prestress and preventing strong wind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320132087 CN2709625Y (en) | 2003-12-28 | 2003-12-28 | Automatic screen without underbeam of adjusting prestress and preventing strong wind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2709625Y true CN2709625Y (en) | 2005-07-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320132087 Expired - Fee Related CN2709625Y (en) | 2003-12-28 | 2003-12-28 | Automatic screen without underbeam of adjusting prestress and preventing strong wind |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2709625Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101096902B (en) * | 2006-07-01 | 2010-12-08 | 涂其文 | Adjustable pre-applied force wind-proof automatic mesh window |
| CN1978861B (en) * | 2005-11-30 | 2011-08-17 | 三和控股株式会社 | Shutter device |
| CN102597406A (en) * | 2009-10-07 | 2012-07-18 | 株式会社美达科 | Screen apparatus |
| CN107246232A (en) * | 2016-12-26 | 2017-10-13 | 郭在錫 | Spring pre-tensioning device for roll-up shutter |
| CN108301758A (en) * | 2018-03-27 | 2018-07-20 | 李梦秀 | A kind of automatic reeling screen window device for holding out against positioning gauze or the anti-high wind of shading fabric |
| CN110295843A (en) * | 2019-07-31 | 2019-10-01 | 李梦秀 | A kind of reeling screen window with the antitheft protection anti-falling function of high-rise building |
| CN111946241A (en) * | 2020-08-20 | 2020-11-17 | 河海大学 | Sunshade curtain and flexible thin object clamping mechanism applying same |
-
2003
- 2003-12-28 CN CN 200320132087 patent/CN2709625Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1978861B (en) * | 2005-11-30 | 2011-08-17 | 三和控股株式会社 | Shutter device |
| CN101096902B (en) * | 2006-07-01 | 2010-12-08 | 涂其文 | Adjustable pre-applied force wind-proof automatic mesh window |
| CN102597406A (en) * | 2009-10-07 | 2012-07-18 | 株式会社美达科 | Screen apparatus |
| CN107246232A (en) * | 2016-12-26 | 2017-10-13 | 郭在錫 | Spring pre-tensioning device for roll-up shutter |
| CN108301758A (en) * | 2018-03-27 | 2018-07-20 | 李梦秀 | A kind of automatic reeling screen window device for holding out against positioning gauze or the anti-high wind of shading fabric |
| CN110295843A (en) * | 2019-07-31 | 2019-10-01 | 李梦秀 | A kind of reeling screen window with the antitheft protection anti-falling function of high-rise building |
| CN110295843B (en) * | 2019-07-31 | 2024-06-04 | 李梦秀 | Rolling screen window with anti-theft protection and anti-falling functions for high-rise building |
| CN111946241A (en) * | 2020-08-20 | 2020-11-17 | 河海大学 | Sunshade curtain and flexible thin object clamping mechanism applying same |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
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Patentee address after: 300143 Tianjin city Hebei District Victory Road apartment 1 5 Hoi Chang Room 201 Patentee address before: 300143 Tianjin city Hebei District apartment block a 1101 Wei Lu Kai |
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