CN205677511U - A kind of roller shutter is from open system - Google Patents

Abstract

Disclosed in the utility model, a kind of roller shutter is from open system, belongs to a kind of cord apparatus, specifically includes pipe fitting and end cap, also include: automatic curtain rolling device, and it is arranged at pipe fitting, in order to realize auto reeling cord function；Link gear, it is arranged at pipe fitting, in order to resist the binding force of automatic curtain rolling device to realize cord from open function；Lockup switch, it is mounted between cord cross bar and the pipe fitting of automatic curtain rolling device cord outer end, in order to realize the cord cross bar locking of automatic curtain rolling device or disengaging latch functions；The application possess rational in infrastructure, easy to operate, economical and practical advantage is installed, it is little that it does not only take up installing space, and has only in use realize capable of being opened by one key function by lockup switch, and it is extremely convenient to operate；In addition, this system unit damages and can be individually replaced, it is achieved the recycling of resource, and service life is long, the design of purely mechanic structure, opens effect and matches in excellence or beauty electrical equipment.

Description

A kind of roller shutter is from open system

Technical field

The utility model relates to a kind of cord apparatus, particularly relates to a kind of roller shutter from open system.

Background technology

With the rising of temperature, indoor glass window or land glass mainly by install curtain carry out sunshade, shading, every Heat, antiultraviolet, this Window curtain structure is not only installed wastes time and energy, operate also inconvenience, and its area occupied is big；Vehicle glass For sunshade, shading, heat insulation, the purpose of antiultraviolet, Unidirectional transparent, polarisation, some superior automobile can at side windshield and Arranging electric sunshading curtain inside rear seat windscreen, it can play privacy secrecy to a certain extent, protection partial cortical is not burnt The function of wound, but it is due to electrically driven (operated) reason, and configuration electric sunshading curtain is relatively costly, and some economical-type automobiles can not configure These functions, and owing to it takies the big reason of installing space, electronic screening all cannot be installed inside existing vehicle front windshield , so the automobile being much exposed to the sun under burning sun, often there is the situation that spontaneous combustion, cortex are burnt in sun curtain.

Occur in that large quantities of cord apparatus, such as indoor application shutter on the market for this, this structure open and Closedown is required to hand traction operation, operation inconvenience；Or roller shutter structure, equally there is unhandy problem in it；Or vapour Car windshield sun shield structure, these structures are nothing more than there being cord, and vacuum cup, hook forms, and needs hand after stopping Move and spread cord, and be adsorbed in the vacuum cup of corner on windshield, its operation extremely inconvenience, waste time and energy；Or go out Having showed a kind of automatic curtain rolling device, though this structure possesses automatic contractile function, but it need nonetheless remain for manually being pulled open being paved with Windshield, then fixed by sucker suction or link up with fixing, operation is also quite inconvenience, and the cord central authorities spreading out easily hang down Come, it is impossible to closing patch with windshield, in addition, it there is also short shortcoming in service life, as long as part occurs in result above Corrupted, it is necessary to all change, causes the wasting of resources.

Therefore release a compact, simple, operation facility, length in service life and cheap cord apparatus are installed It is the current task of top priority.

Utility model content

The purpose of this utility model is to provide a kind of roller shutter from open system, it possess rational in infrastructure, install easy to operate, Economical and practical advantage, use the utility model create be applicable to all need to realize polarisation, antiultraviolet, Unidirectional transparent, The occasion of heat insulation, sound insulation, sunshade and one function of shading at least a part of which, it is little that it does not only take up installing space, and is using When have only to by press lockup switch realize capable of being opened by one key function, it is extremely convenient to operate；In addition, this system unit damages Bad, it no matter is which part is all replaceable, it is achieved the recycling of resource, extend service life, and the design of its purely mechanic structure, user Experience can match in excellence or beauty electrical equipment.

For solving cord apparatus in prior art, the skill big, that operation is inconvenient, corrupted causes the wasting of resources that takes up room is installed Art problem, a kind of roller shutter that the utility model provides is from open system, including be used as to install the pipe fitting of carrier and be installed on pipe fitting The end cap of end, also includes:

Automatic curtain rolling device, automatic curtain rolling device is arranged at pipe fitting, in order to realize auto reeling cord function；

Link gear, link gear is arranged at pipe fitting, in order to resist the binding force of automatic curtain rolling device to realize automatically rolling up The cord of curtain device is from open function；And

Lockup switch, lockup switch is installed between cord cross bar and the pipe fitting of described cord outer end, in order to realize curtain Cloth cross bar locking or disengaging latch functions.

Further, a kind of roller shutter of the utility model is from open system, and wherein, pipe fitting is that cross section is all rules or does not advises The then tubular element of shape.

Further, a kind of roller shutter of the utility model is from open system, and wherein, cord is for realizing polarisation, antiultraviolet, list The material of at least one function in printing opacity, heat insulation, sound insulation, sunshade and shading.

Preferably, a kind of roller shutter of the utility model is from open system, and wherein, lockup switch is bounce-back self-lock switch.

Further, a kind of roller shutter of the utility model is from open system, and wherein, link gear includes:

Energy storage module, energy storage module is arranged at the inner chamber of pipe fitting, resists the bundle of automatic curtain rolling device in order to energy accumulation Binding force is to realize cord from open function；

Support module, support module and be connected between pipe fitting and cord cross bar, in order to support cord；And

Power transfer module, power transfer module is connected to energy storage module and supports between module, in order to realize pulling storage Can module energy accumulation or pull and support module and support the function of cord.

Further, a kind of roller shutter of the utility model is from open system, wherein, and the connection side of automatic curtain rolling device and pipe fitting Formula is: inside pipe fitting along its axially mounted automatic curtain rolling device, pipe fitting is offered in order to cord to cause in pipe fitting pipe fitting Outer connectivity slot, cord passes through this connectivity slot and causes the outside of pipe fitting and connect cord cross bar in its outer end.

Further, a kind of roller shutter of the utility model is from open system, wherein, and link gear and pipe fitting and automatic curtain The connected mode of device is: supporting module one end and being articulated with pipe fitting, the other end is articulated with cord cross bar；

Energy storage module is axially mounted to tube intracavity end along pipe fitting, and its outer end and end cap offset, perforate on end cap, dynamic One end of power transfer module is connected to the inner end of energy storage module, and the other end passes through hole and is connected to support module.

Preferably, a kind of roller shutter of the utility model is from open system, and wherein, energy storage module is spring assembly；

And/or, supporting module is two connecting rods；

And/or, power transfer module is rope；

And/or, also including transition structure, transition structure is arranged on end cap, for slowing down the abrasion of power transfer module Rate and the power transmission efficiency improving power transfer module.

Further, a kind of roller shutter of the utility model is from open system, and wherein, spring assembly includes seal, seals lid And one-way valve structures；

Seal is scalable, is provided with spring in seal；

Seal two ends are provided with sealing lid, and the inner bottom surface that one end seals lid is provided with for connecting power transfer module Claim-reduction, covers in this sealing and is provided with air admission hole, covers in other end sealing and has fairlead；

One-way valve structures is arranged at described sealing and covers, in order to when spring assembly is squeezed rapidly by spring assembly The air in chamber is discharged in order to by spring devices compress.

Preferably, a kind of roller shutter of the utility model is from open system, wherein, transition structure be roller, light sliding sleeve, pulley, At least one in shiny surface.

A kind of roller shutter of the utility model compared with prior art has the advantage that from open system the utility model provides A kind of roller shutter from open system, its install take up room little, it is adaptable to all need to realize polarisation, antiultraviolet, unidirectional Light, heat insulation, sound insulation, sunshade, the occasion of one function of shading at least a part of which, have only to realize one by lockup switch in use Key open function, it is extremely convenient to operate；In addition, this system unit damages, and no matter is which part all can be individually replaced, it is achieved The recycling of resource, extends service life, and the design of its purely mechanic structure, compared with conventional electric abat vent, compact structure, opens Match in excellence or beauty with electrical equipment by effect.

Brief description

Fig. 1 is automatic curtain rolling device structural representation in prior art；

Fig. 2 is bounce-back self-lock switch structural representation in prior art；

Fig. 3 is that a kind of roller shutter of the utility model is in closure state structural representation from open system；

Fig. 4 is the view that a kind of roller shutter of the utility model is in opening process from open system；

Fig. 5 is that a kind of roller shutter of the utility model is in opening structural representation from open system；

Fig. 6 is the left view of Fig. 4；

Fig. 7 is that the A-A of Fig. 6 is to sectional view；

Fig. 8 is Fig. 7 partial enlarged drawing；

Fig. 9 is that a kind of roller shutter of the utility model is from the another kind of example structure schematic diagram of open system；

Figure 10 is spring assembly structural representation；

Figure 11 is the left view of Figure 10；

Figure 12 is that the B-B of Figure 11 is to sectional view；

Figure 13 is that a kind of roller shutter of the utility model is in the case that open system is applied to shield glass at cord Schematic diagram under closure state；

Figure 14 is that a kind of roller shutter of the utility model is in the case that open system is applied to shield glass at cord Schematic diagram under opening.

Wherein: the 1st, pipe fitting；100th, connectivity slot；2nd, end cap；200th, hole；3rd, automatic curtain rolling device；300th, cord cross bar；310、 Storage spool；320th, cord；4th, link gear；400th, energy storage module；401st, seal；402nd, spring；403rd, lid is sealed；404、 Claim-reduction；405th, air admission hole；406th, one-way valve structures；407th, fairlead；410th, module is supported；420th, power transfer module；5th, lock Only switch；500th, latch；510th, body；6th, transition structure；7th, windshield；8th, table top is manipulated；9th, air-conditioner air outlet；10th, pass Lever.

Detailed description of the invention

Below by specific embodiment and combine accompanying drawing technical solutions of the utility model are described in further detail:

As shown in Fig. 1～5 and Fig. 8, a kind of roller shutter that the utility model provides, from open system, carries including be used as to install The pipe fitting 1 of body and the end cap 2 being installed on pipe fitting 1 end, also include:

Automatic curtain rolling device 3, it is disposed on pipe fitting 1, in order to realize auto reeling cord 320 function；

Link gear 4, it is disposed on pipe fitting 1, resists the binding force of automatic curtain rolling device 3 to realize in order to accumulation of energy The cord 320 of automatic curtain rolling device 3 is from open function；And

Lockup switch 5, it be mounted to the cord cross bar 300 of cord 320 outer end of automatic curtain rolling device 3 and pipe fitting 1 it Between, in order to realize cord cross bar 300 locking or to depart from latch functions.

It should be noted that: as it is shown in figure 1, the automatic curtain rolling device 3 mentioned by the utility model (includes storage volume Axle 310, is installed on cord 320 and the auto reeling structure of storage spool 310, and one end of cord 320 causes storage spool 310 Outside is simultaneously connected to cord cross bar 300) it is prior art, it is not repeated herein.

Operation principle of the present utility model and process be: in prior art, and automatic curtain rolling device 3 struts cord at needs and uses When sunshade, needing manually stretching cord cross bar 300, during this, the auto reeling structure of automatic curtain rolling device 3 has individual wanting Cord is wound back the tightening force of storage spool 310, the design point of the present invention be that how to overcome this tightening force and simultaneously It is subject to can to again the more preferable use feeling of user, and then realize that cord 320 automatically turns on function；When cord opened by needs in the present invention When 320, by pressing lockup switch 5, (such as bounce-back self-lock switch, it can realize once pressing locking, again presses and departs from Latch functions), at this moment cord cross bar 300 departs from the locking with pipe fitting 1, resists automatic curtain under the active force of link gear 4 The binding force (active force of link gear 4 is more than the desire tightening force of automatic curtain rolling device 3 here) of device 3, it is achieved cord cross bar 300 pull cord 320 to automatically turn on function；When cord 320 closed by needs, Manual press cord cross bar 300 is (at this moment automatically Under the effect of roller blind device 3, by cord 320 auto reeling on storage spool 310), until lockup switch 5 closes, same with this When link gear 4 realize accumulation of energy action, for next time open cord 320 energy accumulation.

Further, herein for meeting installation requirements, can make according to the cross section of applicable situation specific design pipe fitting 1 Type, pipe fitting 1 is all regular or erose tubular elements for cross section.

Further, cord 320 is for realizing polarisation, antiultraviolet, Unidirectional transparent, heat insulation, sound insulation, sunshade, shading wherein The material of at least one function.

As further preferred scheme, as in figure 2 it is shown, for the function that capable of being opened by one key is better achieved, lockup switch 5 is excellent Elect bounce-back self-lock switch as；

It should be noted that: as in figure 2 it is shown, the utility model creates mentioned bounce-back self-lock switch (includes card Tooth 500 and body 510 two parts, by once pressing, the two can realize that latch 500 and body 510 are mutually twisted, again press Can realize that latch 500 and body 510 are separated from each other) it is prior art, it is not repeated herein；In addition, in order to realize capable of being opened by one key work( Can, it should include bounce-back self-lock switch but be not limited only to this, such as can also select buckle switch etc..

As for the concrete connected mode of bounce-back self-lock switch, in order to make it easy to understand, give an example below, latch 500 is permissible Being connected to cord cross bar 300 (being conveniently replaceable, it is achieved resource reutilization) by way of screw thread spins, corresponding body 510 can By by way of being embedded in pipe fitting 1 inside and pipe fitting 1 connects (being conveniently replaceable equally)；Above example reason merely for convenience Solving, concrete latch 500 is connected by which kind of mode and cord cross bar 300, it should include above-described thread connecting mode and It is not limited only to this, or latch 500 and body 510 installation site are made adjustment or those skilled in the art can be right This makes general adjustment, and it all should fall within protection domain of the present utility model.

Concrete, as shown in Fig. 5, Fig. 7 and Fig. 8, link gear 4 includes:

Energy storage module 400, it is the inner chamber being axially set in pipe fitting 1 along pipe fitting 1, resists volume automatically in order to energy accumulation The binding force of curtain device 3 is to realize the structure from open function for the cord 320；

Supporting module 410, it is connected between pipe fitting 1 and cord cross bar 300, in order to support cord 320 Structure；

Power transfer module 420, it is connected between the inner end of energy storage module 400 and support module 410, in order to realize Pull energy storage module 400 energy accumulation or pull the structure supporting the function that module 410 supports cord 320.

For the ease of the understanding of this programme, being exemplified below, as seen in figures 3-5, energy storage module 400 is quantitatively excellent Elect two pieces as, and it is symmetrically arranged on pipe fitting 1 inner chamber；Support module 410 and be quantitatively preferably two pieces, and it is symmetrically arranged on On pipe fitting 1；It corresponding is connected to energy storage module 400 and the power transfer module 420 supporting between module 410 is also quantitatively Two pieces；Designed by above structure, not only appearance looks elegant, and in use, two energy storage modules 400 guarantee cord 320 launch smoothly, and two support module 410 and also ensure that cord 320 struts completely, and performance is more reliable.

More or, as another embodiment of the present utility model, as it is shown in figure 9, energy storage module 400 is one, its install Cavity ends in pipe fitting 1；Supporting module 410 is two pieces, and two pieces is mounted on the side of pipe fitting 1, in order to make the effect of power Point efficiently and effectively spreads out, it is ensured that more reasonable structure and equipment are more reliable, is connected with biography between two support modules 410 Lever 10；Power transfer module 420 is one；Above structure is designed with two pieces and supports module 410, determines one directly according to 2 The principle of line, it also ensures that cord cross bar 300 is stably propped up, thus struts cord 320 completely.

Need especially it is emphasized that both the above embodiment merely to the understanding of technical solutions of the utility model and illustrate Illustrate, both the above embodiment should be included when being embodied as but be not limited to this, such as can use some supporting dies Block the 410th, some energy storage module 400 one end being arranged at pipe fitting 1 etc., its all should fall protection domain of the present utility model it In.

Concrete, as shown in figs. 3 to 9, the concrete connected mode of automatic curtain rolling device 3 and pipe fitting 1 is: inside pipe fitting 1 Along its axially mounted automatic curtain rolling device 3, pipe fitting 1 is offered in order to draw the cord 320 of automatic curtain rolling device 3 in pipe fitting 1 Connectivity slot 100 outside pipe fitting 1, cord 320 passes through this connectivity slot 100 and causes the outside of pipe fitting 1 and connect cord in its outer end Cross bar 300.

Meanwhile, the concrete connected mode of link gear 4 and pipe fitting 1 and automatic curtain rolling device 3 is: link gear 4 is concrete Including support module the 410th, energy storage module 400 and power transfer module 420, this support module 410 one end is articulated with pipe fitting 1, separately One end is articulated with cord cross bar 300；Energy storage module 400 is axially mounted to pipe fitting 1 cavity ends, and its outer end and end along pipe fitting 1 Lid 2 offsets, and perforate 200 on end cap 2, one end of power transfer module 420 is connected to the inner end of energy storage module 400, and the other end is worn Via 200 is connected to support module 410.

As further preferred scheme, as shown in Figure 10～12, energy storage module 400 is preferably spring assembly；Because with bullet Sheet devices or other energy storage equipments are compared, on the one hand, relatively linear in terms of the release of potential energy, on the other hand, and spring assembly Technology is more ripe, and its cost is relatively low.

As further preferred scheme, in order to reduce manufacturing cost, and provide more stable performance, support module 410 It is preferably two connecting rods.

Meanwhile, power transfer module 420 is preferably rope；

Further, as shown in Figure 8, also including transition structure 6, it is disposed on end cap 2, is used for slowing down power transmission The wear rate of module 420 and the power transmission efficiency of raising power transfer module 420.

Can effectively reduce the frictional force size of rope corner by above improvement, it is ensured that cord 320 launch smoothly and The high efficiency of power transmission, furthermore it is also possible to effectively reduce the wear rate of rope, increases the service life, and structure is more reliable.

Concrete, transition structure 6 in roller (being preferably roller in the present embodiment), light sliding sleeve, pulley, shiny surface extremely Few one.

It in order to make it easy to understand, combine accompanying drawing 8, is exemplified below: in the present embodiment, rolling is preferably installed on end cap 2 The technical scheme of wheel 6, its installation focuses on, and rope is directly connected to two connecting rods by the rolling face transition of roller after passing through hole 200, So that rope heel end lid 2 does not occurs mutually to touch, power transmission is also greatly prolonged the service life of rope more effectively simultaneously.

Concrete, as shown in Figure 10～12, spring assembly includes that the 401st, seal seals and cover 403 and one-way valve structures 406；

Seal 401 is scalable, is provided with spring 402 in seal 401；

Seal 401 two ends are provided with sealing lid 403, and the inner bottom surface that one end seals lid 403 is provided with for connecting power The claim-reduction 404 of transfer module 420, is provided with air admission hole 405 on this sealing lid 403, seals at the other end and has lead-in wire on lid 403 Hole 407；

One-way valve structures 406 be arranged at sealing lid 403 on, in order to when spring assembly is squeezed rapidly by spring assembly The air of inner chamber is discharged in order to by spring devices compress.

Above technical scheme is mainly for realizing the function of a potential energy sustained release, it is well known that spring 402 is after deformation Potential energy can pass through formula E=1/2kx²Calculate (wherein, k is coefficient of elasticity, and x is spring deformation amount), it is seen that at spring deformation When amount x is maximum, potential energy is maximum, pulls the speed that cord 320 is opened, and after later stage deformation quantity diminishes, potential energy reduces accordingly, Now cord 320 opening speed substantially slows down, and therefore in use there will be originally cord 320 opening speed more prominent Towering, and the process that the later stage slows down, bring less good use feeling to be subject to user；The utility model create in original creation at bullet Plus seal 401 with seal lid 403 outside spring 402, user press cord cross bar 300 pack up cord 320 when, rope is fast Speed pulls spring 402 and seal 401 to compress, and meanwhile, one-way valve structures 406 is opened, and discharges seal for rapid Air in 401 so that user can receive cord 320 smoothly and rapidly；When user needs to open cord 320, Press rebound self-lock switch, now the one-way valve structures 406 of spring assembly is in closure state, in the mistake that spring 402 trails Cheng Zhong, only by air admission hole 405 to air inlet in seal 401, thus has effectively slowed down the release of elastic potential energy, and this is with regard to one Determine in degree, to ensure that cord 320 can slowly launch when opening, bring more comfortable experience to user；Except this it Outward, the unique spring assembly of the present embodiment, be no matter seal the 401st, seals cover 403 or spring 402 damaged condition occurs, It is individually replaced, improves resource utilization, extend service life.

As a specific embodiment of the present utility model, for the ease of the understanding of technical solutions of the utility model, such as Fig. 3 Shown in～8, this roller shutter from the concrete structure of open system is: includes pipe fitting 1 and is installed on the end cap 2 at pipe fitting 1 two ends, at pipe Part 1 is internal along its axially mounted automatic curtain rolling device 3, pipe fitting 1 is offered in order to cause pipe fitting 1 cord 320 in pipe fitting 1 Connectivity slot 100；Also including link gear 4, link gear 4 specifically includes two connecting rods, spring assembly and rope, this two connecting rod one End is articulated with pipe fitting 1, and the other end is articulated with cord cross bar 300；Spring assembly is axially mounted to pipe fitting 1 cavity ends along pipe fitting 1, Perforate 200 on described end cap 2, one end of rope lies in the inner end of spring assembly, and the other end passes through hole by after fairlead 407 On the rod member being connected on 200 hinges lying between two rod members of two connecting rods or on two link rods and with pipe fitting 1, outside spring assembly End and end cap 2 offset, and also include being installed between cord cross bar 300 and the pipe fitting 1 of cord 320 outer end of automatic curtain rolling device 3 Bounce-back self-lock switch.

The course of work of above structure and principle be: during Manual press cord cross bar 300 to pipe fitting 1 position, by Being mounted on automatic curtain rolling device 3 in cord 320, cord 320 realizes that auto reeling is received during pressing, then lies in Spring is filled by the rope on rod member being connected on the hinge between two rod members of two connecting rods or on two link rods and with pipe fitting 1 by hole The inner end put is drawn outward, and owing to outer end and the end cap 2 of spring assembly offset, therefore, spring assembly is pressed in the process Contracting accumulation elastic potential energy, is locked in cord cross bar 300 on pipe fitting 1 eventually through bounce-back self-lock switch 5；When needs launch cord When 320, only need press rebound self-lock switch 5, the elastic potential energy release that now spring assembly is accumulated in previous action, pass through Rope pulls the rod member being connected on the hinge between two rod members of two connecting rods or two link rods and with pipe fitting 1, resists automatic curtain dress Put the binding force of 3 cord 320 is strutted, due to the unique spring assembly design of the utility model so that cord 320 is when opening Can slowly rise, will not be lofty as common spring, use feeling is by splendid；It is easy and simple to handle, is not required to as spreading out biography System cord is such, manually flattens, then is adsorbed by vacuum cup one by one；In addition, the application roller shutter is from each portion of open system Part appears corrupted and all can realize being individually replaced, thus improves resource utilization, extends service life.

Below by the roller shutter that the utility model is created under open system is applied particularly to shield glass Technical solutions of the utility model are further illustrated by specific embodiment；

As shown in Figure 13 and Figure 14, that specifically shows includes shield glass 7 and automobile manipulation table top 8, and many institutes are all Know, on the manipulation table top 8 of front windshield 7, having air-conditioner air outlet 9, at air-conditioner air outlet 9 and front windshield 7 Between still have the distance of about five centimeters, roller shutter is directly placed inside front windshield 7 by the present embodiment from open system, just Between air-conditioner air outlet 9 and windshield 7.

When driver parks cars in the sun, only bounce-back self-lock switch 5 in open system for the roller shutter need to be pressed, should System will automatically along launching cord 320 inside front windshield 7, and uniqueness can be designed so that cord 320 can delay Slow unlatching, gives user good experience；When driver turns again on car, due to the shaded effects of cord 320, car Interior temperature can be maintained at an ideal state, and now driver needs to pack up cord 320 rapidly, and the utility model is created This point is also just being catered in the design making uniqueness, and driver only need to be by pressing cord cross bar 300 until pipe fitting 1, and bounce-back self-locking is opened Closing 5 can realize automatically being locked on pipe fitting 1 by cord cross bar 300, now driver just can drive to leave.

By process used above it appeared that: the utility model create compared with prior art, it is in opening process, It is possible not only to save the time in a large number, and one good experience of user can be given；When storage, it also can be received rapidly Rising, the convenience of operation is very clear, and it is compared with vehicle mounted electric abat vent, and assembly cost is very big apart.

It should be noted last that, above detailed description of the invention only limits in order to the technical solution of the utility model to be described System, although being described in detail the utility model with reference to embodiment, it will be understood by those within the art that, permissible The technical solution of the utility model is modified or equivalent, without deviating from technical solutions of the utility model spirit and Scope, it all should be covered in the middle of right of the present utility model.

Claims (9)

1. a roller shutter is from open system, it is characterised in that includes the pipe fitting (1) being used as to install carrier and is installed on pipe fitting (1) The end cap (2) of end, also includes:

Automatic curtain rolling device (3), described automatic curtain rolling device (3) is arranged at pipe fitting (1), in order to realize auto reeling cord (320) function；

Link gear (4), described link gear (4) is arranged at pipe fitting (1), in order to resist the binding force of automatic curtain rolling device (3) To realize the cord (320) of automatic curtain rolling device (3) from open function；And

Lockup switch (5), described lockup switch (5) is installed on cord cross bar (300) and the pipe fitting of described cord (320) outer end (1) between, in order to realize cord cross bar (300) locking or to depart from latch functions.

2. a kind of roller shutter according to claim 1 is from open system, it is characterised in that described pipe fitting (1) be cross section be one Cut regular or erose tubular element.

3. a kind of roller shutter according to claim 1 is from open system, it is characterised in that described lockup switch (5) is bounce-back Self-lock switch.

4. a kind of roller shutter according to according to any one of claims 1 to 3 is from open system, it is characterised in that described gear Structure (4) includes:

Energy storage module (400), described energy storage module (400) is arranged at the inner chamber of pipe fitting (1), resists automatically in order to energy accumulation The binding force of roller blind device (3) is to realize cord (320) from open function；

Supporting module (410), described support module (410) is connected between pipe fitting (1) and cord cross bar (300), in order to by curtain Cloth (320) supports；And

Power transfer module (420), described power transfer module (420) is connected to energy storage module (400) and supports module (410) Between, in order to realize pulling energy storage module (400) energy accumulation or to pull support module (410) to support the work(of cord (320) Energy.

5. a kind of roller shutter according to claim 4 is from open system, it is characterised in that described automatic curtain rolling device (3) and The connected mode of pipe fitting (1) is: internal along its axially mounted automatic curtain rolling device (3) at pipe fitting (1), pipe fitting offers use on (1) So that described cord (320) to cause in pipe fitting (1) connectivity slot (100) pipe fitting (1), cord (320) passes through this connectivity slot (100) cause the outside of pipe fitting (1) and connect cord cross bar (300) in its outer end.

6. a kind of roller shutter according to claim 4 is from open system, it is characterised in that described link gear (4) and pipe fitting (1) and the connected mode of automatic curtain rolling device (3) is: described support module (410) one end is articulated with pipe fitting (1), the other end It is articulated with cord cross bar (300)；

Energy storage module (400) is axially mounted to pipe fitting (1) cavity ends along pipe fitting (1), and its outer end and end cap (2) offset, institute Stating the upper perforate (200) of end cap (2), one end of power transfer module (420) is connected to the inner end of energy storage module (400), the other end It is connected to support module (410) through hole (200).

7. a kind of roller shutter according to claim 4 is from open system, it is characterised in that described energy storage module (400) is bullet Spring device；

And/or, described support module (410) is two connecting rods；

And/or, described power transfer module (420) is rope；

And/or, also including transition structure (6), described transition structure (6) is arranged on end cap (2), is used for slowing down power transmission mould The wear rate of block (420) and the power transmission efficiency of raising power transfer module (420).

8. a kind of roller shutter according to claim 7 is from open system, it is characterised in that described spring assembly includes seal (401) lid (403) and one-way valve structures (406), are sealed；

Described seal (401) is scalable, is provided with spring (402) in seal (401)；

Described seal (401) two ends are provided with sealing lid (403), and the inner bottom surface that one end seals lid (403) is provided with for even Connect the claim-reduction (404) of power transfer module (420), this sealing lid (403) is provided with air admission hole (405), seal at the other end Fairlead (407) is had on lid (403)；

Described one-way valve structures (406) is arranged at described sealing on lid (403), in order to rapidly will when spring assembly is squeezed The air of spring assembly inner chamber is discharged in order to by spring devices compress.

9. a kind of roller shutter according to claim 8 is from open system, it is characterised in that described transition structure (6) be roller, At least one in light sliding sleeve, pulley, shiny surface.