CN2795427Y - Structure of rolling curtain - Google Patents

Abstract

The utility model relates to a rolling curtain structure, and introduces a rolling curtain which is unfolded or folded in a complete rolling way, one head of the rolling curtain is fixed on the top end of a frame, and the other head of the rolling curtain is fixed and wound on a rolling curtain shaft. The rolling curtain which satisfies various occasions and conditions can be manufactured and combined according to different requirements through the transmission modes of various rolling curtain shafts, the parallel movement structures of balancing shafts, and the transmission structures of different rolling curtain shafts and balancing shafts. The structure is adopted, and the rolling curtain which is unfold or folded and the surface of a contacted object have no relative movement, so the rolling curtain or the surface of the contacted object does not generate friction, abrasion and electrostatic phenomenon. After the utility model adopts a contactless magnetic transmission way, the utility model is especially used in hollow glass with small gaps.

Description

The structure of rolled shutter

The utility model relates to the structure and the preparation method of rolled shutter, and the roller shutter that adopts the method to make has multiple form of structure, all can launch or rolling in the mode of rolling, and can satisfy under the varying environment demand to various roller shutter preferably.

Traditional roller shutter all is the top that curtain rolling shaft is installed in use occasion, and the bearing fixing of curtain rolling shaft is in suitable place, and mixes Power Drive Unit and rotate curtain rolling shaft, roller shutter is upwards dragged rolling or emit the working method of expansion downwards.In the ordinary course of things, for example various rolling curtains because roller shutter launches to be suspended in the air, generally all bump in roller shutter moves less than other object, bring damage also can not for the roller shutter material, thereby are applied in various occasions widely.But, this type of roller shutter also has suitable limitation in some occasions, for example, be contained in the hollow glass, perhaps at horizontal plane and have on the plane at certain angle of inclination, as occasions such as skylights, the roller shutter of this structure is used in these places, since roller shutter in dragging with the sliding friction of the object that contacts, can cause the surface abrasion of roller shutter material and strengthen the resistance that drags of roller shutter, in addition, make as the material of roller shutter being used instead film, this film packed in the very little hollow glass in inner space, when film in the moving process of expansion or rolling, can produce static and Electrostatic Absorption with glass surface generation sliding friction, thus cause film launch or during rolling resistance increase and cause the film surface wearing and tearing.

In order to solve roller shutter at the wear problem that launches or rolling produces when moving, when particularly the roller shutter material adopts film to make, Electrostatic Absorption and surface abrasion problem that it launches in hollow glass or is occurred during rolling, the design of some built-in motor rolling roller shutter hollow glasss has appearred, as european patent application, name is called " INSULATING GLASSCONSTRUCTION WITHA SHEET LIKE ROLLER BLIND ", and the patent No. is EP1191183.European patent application, name is called " INSULATION GLASS UNIT WITH INTEGRATED, POWERDRIVEN SUNSHIELD-OR DARKENING BLIND ", and the patent No. is EP1273754.These designs have certain characteristics, all are the modes that has adopted the curtain rolling shaft scroll-up/down, and roller shutter roll is launched or rolling, fundamentally solve roller shutter and the glass surface problems such as the sliding frictional wear that produced and static that relatively move.But weak point also is significantly, exists too big as volume, the transmission mechanism complexity, difficulty is very big during employing pair roller shutter structure in same cavity.

In Chinese patent application, name is called " a class motor rolls and rolls up the preparation method of film ", and application number is 2004100454068.Chinese patent application, name is called " preparation method of rolled shutter ", application number is in these two kinds of designs of 2004100830507, though significantly simplified the transmission design of rolling curtain rolling shaft, but owing to an end of its curtain rolling shaft is freely to hang not have parallel movement apparatus, when using, reality, influenced the functional reliability and the aesthetics of roller shutter because the stretching force difference of whole roller shutter has caused roller shutter curtain rolling shaft in wrapup procedure crooked grade for energy imbalance to occur.

Task of the present utility model, it is the structure that proposes rolled shutter, it is an end of roller shutter to be fixed go up in place, the other end of roller shutter is reeled and is fixed on the curtain rolling shaft, with the multiple different structure and the kind of drive, provide moment of torsion by power source to curtain rolling shaft, curtain rolling shaft can suitable, counterclockwise rolling be reached launch or the purpose of rolling roller shutter, make curtain rolling shaft keeping parallelism motion state always in whole rolling process simultaneously.Since fundamentally solved roller shutter launch or during rolling to the sliding friction of adjacent objects, rolling roller shutter of the present utility model can use in many instances, all can use as vertical window, the oblique window of being with certain angle even horizontal skylight etc., also be particularly suitable for the little space scope only being arranged, using in the arbitrarily angled hollow glass of putting, be exactly in the hollow glass of internal clearance, can adopt two curtains and even many curtain structures greater than 6mm.

The structure of the utility model rolled shutter is performed such: the top that an end of roller shutter is fixed on framework, the other end of roller shutter is reeled and is fixed on the curtain rolling shaft, power source is installed in the suitable place of roller shutter, provide moment of torsion by the multiple kind of drive to curtain rolling shaft, curtain rolling shaft is rolled roller shutter to launch or rolling, and in the rolling process of curtain rolling shaft, can provide different parallel moving structures according to different requirements.

Characteristics of the present utility model are that curtain rolling shaft separates with trunnion shaft, roller blind system adopts single action power to drive, and for conserve space, generally adopts the structure design of roller shutter axle sleeve trunnion shaft, for some special occasion, the also structure that can adopt curtain rolling shaft and trunnion shaft to install respectively.To being applied in the roller shutter on vertical or wide-angle plane, the expansion of roller shutter can be rolled roller shutter by gravity and be launched, for the roller shutter that is applied in horizontal plane or low-angle plane, the expansion of roller shutter can roll roller shutter by external force by double rolling key clutch driven equilibrium axle and launch by double rolling key clutch transmission respectively.

The curtain rolling shaft kind of drive in the utility model can be passed through to adopt: 1, two reel backguy transmissions.2, single reel backguy transmission.3, circulation link chain sprocket wheel or odontoid belt and belt wheel transmission.4, the direct transmission of motor.5, circulation serving transmission.6, the multiple kinds of drive such as special-shaped axle slip bevel gear group or worm and gear transmission.

In the utility model in order to make curtain rolling shaft in rolling process, keep parallel motion, can be according to the kind of drive different to curtain rolling shaft, be enclosed within curtain rolling shaft on the trunnion shaft or be installed on the balancing stand, the parallel moving structure of trunnion shaft can be divided into: 1, be fixed with the gear of same diameter at the two ends of axle, roll on two tooth bars that are arranged in parallel.2, there is pulley at Zhou two ends, roll on the track that can be arranged in parallel in both sides.3, there is sliding sleeve at Zhou two ends, slide on the traveller that can be arranged in parallel in both sides.

By the combination to the above-mentioned different curtain rolling shaft kind of drive parallel moving structure different with trunnion shaft, and curtain rolling shaft is connected the kind of drive with trunnion shaft, just can obtain the basic structure of multiple rolling roller blind system of the present utility model.

The structure of the utility model rolled shutter and preparation method can be kept roller shutter and not have relative motion with the object surfaces that contacts when expansion or rolling, sliding friction that causes in the time of can not causing roller shutter to drag in the contactant surface and wearing and tearing and generation static.Roller shutter launched in hollow glass or when drawing in the degree to the glass surface friction drop to minimum.Be implemented in the roller shutter that two or polylith difference in functionality are installed in the space of a hollow glass simultaneously simultaneously, and have respectively independent control function.Solve the variety of issue that the adjustable window curtain of packing into exists preferably in being extensive use of little gap hollow glass.Make this class hollow glass only pack into need low-cost processes just can obtain various respective performances films after, can promote the correlation function of hollow glass greatly.When work, can adopt different power sources to reach this purpose.

This class rolling roller shutter is packed into behind the hollow glass, adopt magnetic force contactless transmission mode, outside seal glass, adopt motor-driven control, not only can reach energy-conservationization, intelligentized Electronic Control easily, simultaneously because power such as motor and control system all outside hollow glass, can also significantly improve reliability, the durability maintainability of whole rolling roller shutter type hollow glass system.

As improving aspect hollow glass energy-conservation, the roller shutter lining is replaced to various films with selectivity printing opacity function, use the utility model to make the hollow glass of built-in single cover or two cover diaphragm type rolling roller shutters, by the different uncoiling compound mode of control, make the hollow glass of diaphragm type rolling roller shutter can obtain best energy-saving effect in Various Seasonal.

Utilize the various roller shutters of the structure fabrication of rolling roller shutter of the present utility model, also can solve problems such as the heat insulation light modulation of roof roller shutter at skylight, building top, glass roof and agricultural greenhouse, make roller shutter when the expansion on glass on horizontal plane or inclined-plane or rolling, not produce serious sliding friction, wearing and tearing and static, can effectively improve its application life.

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.

Fig. 1 is a kind of basic structure schematic diagram of the structure of the utility model rolled shutter.

Fig. 2 is a kind of structural representation of double rolling key clutch of the structure of the utility model rolled shutter.

Fig. 3 is a kind of structural representation of chain sprocket transmission curtain rolling shaft of the structure of the utility model rolled shutter.

Fig. 4 is the structural representation of special-shaped axle slip worm and gear transmission curtain rolling shaft of the structure of this utility model rolled shutter.

Fig. 5 is the structural representation of a kind of serving transmission curtain rolling shaft that circulates in the structure of the utility model rolled shutter.

Fig. 6 is the structural representation of a kind of single-wheel coiling backguy transmission curtain rolling shaft of the structure of the utility model rolled shutter.

Fig. 7 is a kind of two-wheel coiling backguy transmission curtain rolling shaft of the structure of the utility model rolled shutter, the roller blind system structural representation of the parallel shifting balance axle combination of rack pinion.

Fig. 8 is the roller blind system structural representation that the parallel shifting balance axle of a kind of motor-driven curtain rolling shaft, rack pinion of the structure of the utility model rolled shutter makes up.

Fig. 9 is the structure of the utility model rolled shutter, can be installed in a kind of magnetic transmission two-wheel coiling backguy transmission curtain rolling shaft in the hollow glass, two roller blind system structural representations of the parallel shifting balance axle combination of rack pinion.

Figure 10 is the parallel moving structure schematic diagram of a kind of trunnion shaft pulley of the structure of the utility model rolled shutter.

Figure 11 is the parallel moving structure schematic diagram of a kind of trunnion shaft slide block of the structure of the utility model rolled shutter.

Figure 12 is the roller blind system structural representation that the parallel shifting balance axle of a kind of chain drive curtain rolling shaft, the rack-and-pinion that can use in the plane of the structure of the utility model rolled shutter makes up.

Below in conjunction with accompanying drawing detailed introduce various structure of the present utility model and working method.

In Fig. 1, be a class basic structure of this rolling roller shutter, article two, the identical tooth bar 1a both sides that be arranged in roller shutter 7 parallel with 1b, article one, the two ends of trunnion shaft 3 are fixed identical gear 2a and 2b respectively, can be on corresponding tooth bar 1a and 1b parallel rolling, the outside of trunnion shaft 3 is with a curtain rolling shaft 4, diaxon can rotate relatively freely, be wound with roller shutter 7 at curtain rolling shaft 4, on an end of axle 4, be fixed with coiling friction drive wheel 5,, the drive line 6a and the 6b of closed circulation, wherein 6a on coiling friction pulley 5 around a circle.

During work, under external force, pulling drive line 6a is to the direction motion of arrow, drive curtain rolling shaft 4 rolling coiling roller shutters 7, the gear 2a and the 2b at trunnion shaft 3 two ends, parallel rolling on corresponding tooth bar 1a and 1b makes the curtain rolling shafts 4 that are enclosed within outside the trunnion shaft 3 remain parallel moving.

Adopt the parallel mobile structure of bidentate wheel tooth bar for trunnion shaft, when being used in the plane of vertical or certain angle, should adopting the outsourcing framework or add mode such as clutch, prevent that gear from jumping phenomenon generations such as tooth when tooth bar rolls.

In Fig. 2, be a kind of can be with the turning moment of outside respectively to curtain rolling shaft and the driven off by shaft double rolling key clutch basic block diagram of balance, by follower 8, be contained in two sleeve springs 9 and 14 and slide block 10 and 15 in the wheel 8, curtain rolling shaft 11, the oblique block 12 of curtain rolling shaft 11 sides is fixed on the gear 17 of trunnion shaft 13 1 ends, the oblique block 16 of gear 17 sides, tooth bar 18 compositions such as grade.

During work, external force drives follower 8 and rotates, see it is that clockwise direction rotates from the right side as rotation direction, follower 8 inner slides 15 promote gear 17 by skewback 16 and scroll up along tooth bar 18, make whole piece trunnion shaft 13 and curtain rolling shaft 11 upwards translations, curtain rolling shaft 11 is in free rotation state, the roller shutter of reeling can be rolled and launch.See it is counterclockwise to rotate from the right side as rotation direction, follower 8 inner slides 10 promote curtain rolling shafts 11 rotations by skewback 12, the curtain rolling shaft 11 rolling roller shutter that can roll, and trunnion shaft 13 is in free rotation state simultaneously.

This cover double rolling key clutch mainly is used in trunnion shaft and uses under the parallel mobile mode of rolling on the parallel rack by the bidentate wheel, in the time of can being implemented in the work of rolling roller shutter preferably, the purpose of the two-way drive roller shutter of single action power work, be particularly suitable for roller shutter on the plane or the light grade work plane use.

In Fig. 3, it is a kind of structural representation of chain sprocket transmission curtain rolling shaft, by circulation link chain 19a and 19b, be installed in curtain rolling shaft 21 upper sprocket wheels 20, there is trunnion shaft 24 centre of curtain rolling shaft 21, in the back of chain 19a compressing tablet 25 is arranged, the roller shutter 23 of expansion and roller shutter 22 compositions such as grade that are wound on the curtain rolling shaft 21.

During work, chain 19a moves up and down and drives sprocket wheel 20 and curtain rolling shaft 21 rotations, with roller shutter 23 rollings or expansion.In order to prevent that chain 19a from deviating from when spurring sprocket wheel 20, available clutch or compressing tablet 25 are kept a grip on chain 19a.

In Fig. 4, it is a kind of special-shaped axle slip worm and gear transmission curtain rolling shaft structure, by the roller shutter 31 that launches, twist in the roller shutter 30 on the curtain rolling shaft 29, be installed in the turbine 28 on the curtain rolling shaft 29, the centre of curtain rolling shaft 29 has 32, one length of trunnion shaft to be equivalent to the special-shaped axle 27 of whole roller shutter length of run, is enclosed within worm screw 26 compositions such as grade that can be free to slide on the special-shaped axle 27.

During work, abnormal shape axle 27 drives worm screw 26 and rotates under the effect of external force, promotes to be installed in worm gear 28 rotations on the curtain rolling shaft 29, curtain rolling shaft 29 is rotated, with roller shutter 31 rollings or expansion.

In Fig. 5, be a kind of drive mechanism of the serving transmission curtain rolling shaft that circulates, by serving active cycle wheel 33, endless rope 34, endless rope 34 is wound on the friction drive wheel that is fixed on curtain rolling shaft 35, roller shutter 38, trunnion shaft 36 compositions such as grade in the middle of the curtain rolling shaft 35.

During work; driving wheel 33 rotates under external force; pulling endless rope 34; since endless rope 34 on the curtain rolling shaft 35 around forming closed circulations through passive circulation wheel 37 behind the circle; guaranteed that curtain rolling shaft 35 is on the optional position between driving wheel 33 and the passive circulation wheel 37; curtain rolling shaft 35 all can obtain turning moment by endless rope 34, and roller shutter 38 is wound up or launches.

In Fig. 6, it is a kind of drive mechanism of single-wheel coiling backguy transmission curtain rolling shaft, by the reel 39 that is contained on the power source, one of backguy be fixed on suitable place 44, reel after through the friction pulley 41 that is fixed on curtain rolling shaft and be fixed on the reel 39 in the other end of backguy, one of roller shutter 43 is fixed on 44, reels and be fixed on the curtain rolling shaft in the other end, is with trunnion shaft 42 in the middle of curtain rolling shaft.

During work, reel 39 rotates under external force, pulling backguy 40 since the friction pulley 41 of backguy 40 on fixing curtain rolling shaft around half-turn be fixed on 44, backguy 40 makes the curtain rolling shaft rolling curtain 43 that scrolls up by friction pulley 41, launches roller shutter 43 otherwise then roll downwards.

In Fig. 7, be the roller shutter fundamental system of a kind of two-wheel coiling backguy transmission curtain rolling shaft, the parallel shifting balance axle construction of rack pinion, this class roller blind system is adapted at plane work vertical or that angle is bigger.Whole roller blind system is by roller shutter 45, power source 47, the reel 46 that drives, one of backguy 48 on reel 46, the other end on the reel 51 that is fixed on the curtain rolling shaft 53, the tooth bar 49a and the 49b that are arranged in parallel in roller shutter 45 both sides, the outside volume of curtain rolling shaft 53 has roller shutter 52, be with a trunnion shaft 54 in the centre of curtain rolling shaft 53, the two ends of trunnion shaft 54 are fixed with gear 50a and 50b respectively, these gears respectively with the tooth bar engagement rolling.

During work, power source 47 drives reels 46 and rotates, and backguy 48 is rolled or put down, and when backguy 48 is rolled, under the effect that is fixed on reel 51 on the curtain rolling shaft 53, curtain rolling shaft 53 pull-ups is scrolled up roll roller shutter 45.When backguy 48 is put down, under action of gravity, the roller shutter 52 that curtain rolling shaft 53 rolls and launches rolling downwards.In the process of curtain rolling shaft 53 scroll-up/down, the gear 50a of trunnion shaft 54 both sides and 50b roll on corresponding tooth bar 49a in both sides and 49b synchronously, make curtain rolling shaft 53 keeping parallelism scroll-up/down.

In Fig. 8, it is the roller blind system structure of a kind of motor-driven curtain rolling shaft, the parallel shifting balance axle of rack pinion, a whole set of roller shutter is by the roller shutter 55 that launches, drive motors 56, travelling gear 57, be contained in the gear 58 on the curtain rolling shaft, be contained in the gear 59a and the 59b at trunnion shaft 60 two ends, tooth bar 61a and 61b that the roller shutter both sides are arranged in parallel, volume has the curtain rolling shaft 62 of part roller shutter, curtain rolling shaft 62 is enclosed within on the trunnion shaft 60, because drive motor 57 together moves with curtain rolling shaft 62, motor 56 can connect with extraneous by flexible wire or sliding electrode.

During work, start motor 56,, drive curtain rolling shaft and rotate, roller shutter 55 rollings or expansion by gear 57 and 58 transmissions.

In above design, when roller shutter is knocked off when doing with vertical or large-angle swinging, all can adopt the above-mentioned kind of drive that provides that curtain rolling shaft is directly driven, promptly twist in roller shutter on the curtain rolling shaft and roll upwards that rolling is driven by external force, curtain rolling shaft rolls and launches the gravity pulling of roller shutter by curtain rolling shaft downwards.

When roller shutter is put work with horizontal plane or low-angle, being designed to trunnion shaft is connected by the double rolling key clutch structure that Fig. 2 introduces with curtain rolling shaft, can pass through the circulation link chain transmission, the worm and gear transmission, motor directly drives and mode such as endless rope transmission, drive follower 8, driven equilibrium axle or curtain rolling shaft rotate respectively, when driving curtain rolling shaft, with the roller shutter rolling of rolling, when the driven equilibrium axle, trunnion shaft two ends gear is rolled on the both sides tooth bar that is arranged in parallel, the pulling curtain rolling shaft is to the opposite direction translation, and the roller shutter that curtain rolling shaft is rotated freely rolling launches.

In Fig. 9, be the actual basic structure that two cover roller blind systems that Fig. 7 introduces two-wheel coiling backguy transmission curtain rolling shaft, the parallel shifting balance axle of rack pinion are contained in hollow glass.Do not form by Contact Transmission system and two cover roller blind systems etc. by magnetic for whole roller blind system.There are two parallel rack 69a and 69b in the both sides of the roller shutter frame in hollow glass 74, wherein the first cover roller shutter is by exterior power source 63, outer magnetic driving member 64, interior magnetic driving member 65, reel 66, roller shutter 67, backguy 68, be fixed on the reel 71 on the curtain rolling shaft, be fixed on compositions such as the gear 70a at trunnion shaft two ends and 70b.The second cover roller shutter is by exterior power source 82, outer magnetic driving member 81, and interior magnetic driving member 80, reel 79, roller shutter 77, backguy 78 is fixed on the reel 75 on the curtain rolling shaft, is fixed on compositions such as the gear 73a at trunnion shaft two ends and 73b.

During work, drive outer magnetic part 64 or 81 rotations respectively by being contained in the outer power source 63 or 82 of hollow glass, the roller shutter duty that the duty of every suit roller shutter and Fig. 7 introduce is just the same, because two cover roller shutters are arranged at a window, can when design, adopt the lining of the second cover roller shutter light-coloured transparent or have the making of selectivity printing opacity materials with function, the lining of the first cover roller shutter adopts dark opaque or lighttight material, only could launch the first cover roller shutter after launching the second cover roller shutter.

This roller shutter lining with two kinds of different performances can be made of suitable film, be contained in a hollow glass after, can satisfy in the modern architecture many-sided requirement in the larger context to hollow glass.

If desired, also whole roller blind system can be expanded to many cover roller shutters, every cover roller shutter is successively launched or draw in.

In Figure 10, be the parallel moving structure of a kind of trunnion shaft pulley, by being positioned at compositions such as track 83a and the 83b that the roller shutter both sides are arranged in parallel, the pulley 84a of trunnion shaft 85 both sides and 84b.

During work, curtain rolling shaft is enclosed within on the trunnion shaft 85, curtain rolling shaft is when rotation is rolled up and down under external force, in parallel orbit 83a and 83b operation, provides trunnion shaft 85 keeping parallelisms to roll by the assembly pulley 84a on trunnion shaft 85 both sides and 84b.

In addition, the contacting section shape of pulley and track also can be V-arrangement or other special-shaped shape.

In Figure 11, be the parallel moving structure of a kind of trunnion shaft slide block, by being positioned at traveller 86a and the 86b that the roller shutter both sides are arranged in parallel, the slide block 87a of trunnion shaft 88 both sides and 87b can be on traveller 86a and 86b composition such as slip.

During work, curtain rolling shaft is enclosed within on the trunnion shaft 88, curtain rolling shaft is when rotation is rolled up and down under external force, and the traveller 86a and the 86b that are arranged in parallel in both sides by the slide block 87a and the 87b on both sides are free to slide, parallel the moving when the moving up and down of trunnion shaft 88 is provided.

The parallel mobile mode of two kinds of trunnion shafves that above Fig. 9 and Figure 10 introduce after putting curtain rolling shaft, under appropriate condition, can be formed various rolling roller blind system with the multiple curtain rolling shaft kind of drive of introduction of the present invention.

In Figure 12, be a kind of roller shutter structure of the parallel moving structure of chain drive rack-and-pinion that can use on any angle plane, whole roller blind system is by power source 92, drive sprocket 93, closed circulation chain 96, roller shutter 91, tooth bar 90a and 90b that the roller shutter both sides are arranged in parallel, volume has the curtain rolling shaft 98 of roller shutter, be contained in the sprocket wheel 97 on the curtain rolling shaft 98, circulation sprocket wheel 95 is contained in the gear 89a and the 89b of trunnion shaft both sides, prevents that chain 96 and sprocket wheel 97 from jumping cabinet 94 parts such as grade of tooth and forming when engagement.

For simplification device, can be divided into two kinds of situations during work again:

1, when roller blind system during in the work of the work plane of vertical or wide-angle, curtain rolling shaft 98 drives the rolling roller shutter 91 that scrolls up by chain 96 and sprocket wheel 97, curtain rolling shaft 98 launched roller shutter 91 to rolling when chain 96 travel directions were opposite under action of gravity, and trunnion shaft is kept the parallel of curtain rolling shaft by rack-and-pinion and moved.

2, when roller blind system is placed on plane or the work of low-angle work plane, can change design and make curtain rolling shaft 98 97 driving wheels that become double rolling key clutch that cog, be fixed with trunnion shaft and the curtain rolling shaft 98 unidirectional transmissions of gear 89a and 89b then by double rolling key clutch more respectively with two ends.

When the rotation direction of drive sprocket 93 is seen from the front when being counterclockwise, by chain 96 and sprocket wheel 97 and freewheel clutch, drive curtain rolling shaft 98 counterclockwise rolling rolling roller shutters 91, trunnion shaft two side gear 89a and 89b are parallel on two tooth bar 90a and 90b at this moment freely rolls.When the rotation direction of drive sprocket 93 is seen from the front when being clockwise, by chain 96 and sprocket wheel 97 and double rolling key clutch, drive trunnion shaft two side gear 89a and 89b clockwise parallel rolling on two tooth bar 90a and 90b, drag curtain rolling shaft 98 parallel moving, the roller shutter 91 that curtain rolling shaft 98 rollings will be rolled up thereon launches.

In the basic introduction of above-mentioned various rolling roller shutters, except that two-wheel backguy transmission curtain rolling shaft Fig. 9 has provided two roller shutter structures, in order to save space, two roller shutter structures of other curtain rolling shaft kind of drive of not drawing, and in fact can find out from the basic structure of various rolling roller shutters, utilize the parallel moving structure of same set of trunnion shaft, the utility model is introduced other the curtain rolling shaft kind of drive, all can realize two cover roller shutters and even the structure of overlapping roller shutter easily in same roller blind system more.

Below only introduce the utility model some main concrete structure and preparation methods, when reality is used, the basic structure different according to the utility model, can be combined into the multiple rolling roller blind system that is fit to various environment and various roller shutter materials, for example, according to the different driving kind of drive of curtain rolling shaft and different trunnion shaft structures, can be combined into the roller blind system of following multiple structure:

1, when the rolling roller blind system adopts reel backguy transmission, can directly will give prominence to the curtain rolling shaft of roller shutter one end as reel, also can in other position reel be installed by gear drive, perhaps, reel is made the wire winding pole that is carved with thread groove in order to reduce the wearing and tearing of backguy in winding process.Simultaneously, backguy also can be that the strip of certain width and corresponding belt wheel are arranged.

2, when the rolling roller blind system adopts circulation link chain sprocket wheel or odontoid belt and belt wheel transmission, can be flexibility and with all kinds of driving members of a determining deviation projection, as various pelletrons, round-link chain etc.

3, when rolling roller blind system use special-shaped axle slip bevel gear group or worm and gear transmission, or other helical teeth or helical gear drive commonly used, and can recently reduce the abnormal shape axle and be enclosed within the sliding friction that special-shaped axle cogs by increasing transmission gear shift.

If when 4 roller blind systems were used in vertical or wide-angle work plane, trunnion shaft can move with two side gears rolling keeping parallelism on tooth bar, perhaps trunnion shaft both sides pulley rolls at parallel orbit, and perhaps trunnion shaft two side slides slide on parallel traveller.

When if roller blind system is used in plane or low-angle work plane, parallel moving structure only can use the trunnion shaft two side gears mode that the rolling keeping parallelism moves on tooth bar, by chain or be with modes such as transmission, drive of motor, worm-drive, endless rope transmission synchronously, drive curtain rolling shaft or trunnion shaft rotation respectively by double rolling key clutch.

When reality was used, the power source of indication in the structure that the utility model is introduced can be a motor, as in hollow glass, using, the available magnetic force rotation driving member that do not contact is placed on the outside with driving mechanisms such as motors, also can be to use and manually draw wheel or other known rotation type of drive.On the correlation of curtain rolling shaft and trunnion shaft, for reducing occupation space, generally adopt curtain rolling shaft to be enclosed within frame mode on the trunnion shaft, if the space is suitable, also can be with curtain rolling shaft with bearing and parallel moving structure ways of connecting.

More than introduced various concrete structure of the present utility model,, can be combined into the multiple rolling roller blind system that is fit to various environment and various roller shutter materials, satisfied our various requirement preferably the rolling roller shutter by these different structures.

Claims (12)

1, the structure of rolled shutter, one end of roller shutter is fixed on suitable place, the other end is fixed and is wound on the curtain rolling shaft, it is characterized in that: two both sides that are arranged in roller shutter 7 that identical tooth bar 1a is parallel with 1b, article one, the two ends of trunnion shaft 3 are fixed identical gear 2a and 2b respectively, can be on corresponding tooth bar 1a and 1b parallel rolling, the outside of trunnion shaft 3 is with a curtain rolling shaft 4, be wound with roller shutter 7 at curtain rolling shaft 4, on an end of curtain rolling shaft 4, be fixed with drive 5.

2, according to the structure of the described rolled shutter of claim 1, it is characterized in that: the kind of drive of curtain rolling shaft can be mounted in curtain rolling shaft 21 upper sprocket wheels 20, by circulation link chain 19a and 19b transmission.

3, according to the structure of the described rolled shutter of claim 1, it is characterized in that: the kind of drive of curtain rolling shaft, can be mounted in the turbine 28 on the curtain rolling shaft 29, by a special-shaped axle 27, be enclosed within worm screw 26 transmissions that can be free to slide on the special-shaped axle 27.

4, according to the structure of the described rolled shutter of claim 1, it is characterized in that: the kind of drive of curtain rolling shaft can be that endless rope 34 is wound on the friction drive wheel transmission that is fixed on curtain rolling shaft 35.

5, according to the structure of the described rolled shutter of claim 1, it is characterized in that: the kind of drive of curtain rolling shaft, it can be the reel 39 that is contained on the power source, one of backguy is fixed on suitable place 44, reels afterwards through the fixing friction pulley 41 of curtain rolling shaft and be fixed on the kind of drive on the reel 39 in the other end of backguy.

6, according to the structure of the described rolled shutter of claim 1, it is characterized in that: the kind of drive of curtain rolling shaft, can be the reel 46 that is contained on the power source, one of backguy 48 on reel 46, the kind of drive on the reel 51 of other end on the curtain rolling shaft 53.

7, according to the structure of the described rolled shutter of claim 1, it is characterized in that: the kind of drive of curtain rolling shaft can be a drive motors 56, and travelling gear 57 is contained in the kind of drive of the gear 58 on the curtain rolling shaft.

8, according to the structure of claim 1 or 2 or 3 or 4 or 7 described rolled shutters, it is characterized in that: can change the drive that is fixed on the curtain rolling shaft into wheel 8, be contained in two sleeve springs 9 and 14 and slide block 10 and 15 in the wheel 8, curtain rolling shaft 11, the oblique block 12 of curtain rolling shaft 11 sides, be fixed on the gear 17 of trunnion shaft 13 1 ends, the oblique block 16 of gear 17 sides, tooth bar 18 etc.

9, according to the structure of claim 1 or 2 or 3 or 4 or 5 or 6 or 7 described rolled shutters, it is characterized in that: when roller shutter vertical or when certain angle work is arranged, the trunnion shaft parallel mobile mode, can adopt to be positioned at track 83a and the 83b that the roller shutter both sides are arranged in parallel the trunnion shaft structure that the pulley 84a of trunnion shaft 85 both sides and 84b etc. form.

10, according to the structure of claim 1 or 2 or 3 or 4 or 5 or 6 or 7 described rolled shutters, it is characterized in that: when roller shutter vertical or when certain angle work is arranged, the trunnion shaft parallel mobile mode, can adopt to be positioned at traveller 86a and the 86b that the roller shutter both sides are arranged in parallel the trunnion shaft structure that the slide block 8a of trunnion shaft 88 both sides and 87b etc. form.

11, according to the structure of claim 1 or 2 described rolled shutters, it is characterized in that: when the rolling roller blind system adopts circulation link chain sprocket wheel or odontoid belt and belt wheel transmission, can be flexible and with all kinds of driving members of a determining deviation projection, as various pelletrons, round-link chain etc.

12, according to the structure of claim 1 or 4 or 5 described rolled shutters, it is characterized in that: when the rolling roller blind system adopts reel backguy transmission, can directly will give prominence to the curtain rolling shaft of roller shutter one end as reel or friction pulley, also can in other position reel be installed by gear drive, perhaps in order to reduce the wearing and tearing of backguy in winding process, reel is made the wire winding pole that is carved with thread groove, and simultaneously, backguy also can be that the strip of certain width and corresponding belt wheel are arranged.

Images