CN204571782U - Motor bead spring rolling curtain system - Google Patents

Abstract

The utility model discloses a kind of motor bead spring rolling curtain system, comprise head processed, tail is inserted, stop, gear speed regulator, spring package and reel, head and tail processed inserts the two ends being separately positioned on reel, stop, gear speed regulator and spring package is built-in with in reel, head processed is connected successively with stop and gear speed regulator head and the tail, and tail is inserted and is connected with spring package.It can not only realize the convenient operation mode that bead roller blind system manually pulls, also the function of spring rolling curtain system automatic coiling can be realized, in elimination during volume bead stressed heavy draw motionless or decline time the stay cord position too high phenomenon not easily pulled, and good crawl can be realized stop effect.

Description

Motor bead spring rolling curtain system

Technical field

The utility model relates to spring rolling curtain technical field, especially relates to motor bead spring rolling curtain system.

Background technology

Now on the market, the roller blind system great majority of employing are bead roller blind system or spring rolling curtain system.Bead roller blind system mainly adopts bead to pull cord to move up and down, and reaches the effects such as cord sunshade.Spring rolling curtain system be then utilize the active force of spring and reaction force to reach cord can effect of automatic coiling.But these two systems all also exist drawback, bead roller blind system pipe inside does not arrange spring, only has head processed and tail to insert, and pulls bead drive the rotating disk of head inside processed and make pipe scrolling, and then the cord on drive pipe moves up and down, but this system also exists fatal drawback, when the drop-down hourly velocity of cord can be very fast, needs can make bead very heavy during volume, not easily pulling, so bead system volume Curtain area can not do greatly, is wide about the 2m of long 2m substantially.Spring rolling curtain system has spring because of pipe inside, do not need to pull when can make to roll up on cord, the active force automatic coiling of spring can be utilized, more laborsaving, but this system also also exists inconvenience, if stay cord when pulling spring to decline is too short, then position height not easily pulls, if stay cord is long, when roller shutter moves bottom to, stay cord is easily dragged on ground unhygienic and dangerous.

Notification number is CN2823517Y, the day for announcing is disclose a kind of pulling pelletron type shutter rolling frame in the Chinese patent document on October 4th, 2006, comprise support, preposition head, rearmounted head and curtain rolling pole, described preposition head is made up of shell and transmission device, shell be separated with transmission device and can 360 degree rotate, transmission device is built with toothed disc, toothed disc is wound with the pelletron pulling toothed disc, be provided with in toothed disc and link closely with it and the transmission core of synchronous axial system, transmission core links closely with spring base again, spring base is fixed by support, be wrapped in strong spring on spring base with toothed disc synchronous axial system, and transmission core is located, transmission core ribbon is moved curtain rolling pole and is batched cord.This structure is bead roller blind system, and its performance limit by structure, relies on bead to cause roller shutter area can not do greatly by bearing capacity, and does not possess the function of automatic coiling, uses drawback obviously to protrude from its monistic function.

Notification number is CN203867436U, the day for announcing is disclose a kind of spring rolling curtain device in the Chinese patent document on October 8th, 2014, comprise the first support, second support corresponding with the first support, two ends are separately fixed at the spool on the first support and the second support, be arranged on the spring rod in spool, be set in the limit spring being positioned at spool outside spring rod, the spring tail plug being positioned at spool fixed with limit spring, the governing mechanism of tension that the tension force of limit spring is regulated is provided with inside described first support, described limit spring is connected with the first support by this governing mechanism of tension.This structure is spring rolling curtain system, although achieve automatic coiling function, it adopts the complex structural designs of governing mechanism of tension and oil pressure reducing gear, and structural member is fragile, keep in repair extremely not convenient, and not there is the facilitating functions manually pulling and regulate roller shutter lifting.

Utility model content

The utility model is for the deficiencies in the prior art, technical problem to be solved is the advantage in conjunction with bead roller blind system and spring rolling curtain system, a kind of motor bead spring rolling curtain system is provided, it can not only realize the convenient operation mode that bead roller blind system manually pulls, also the function of spring rolling curtain system automatic coiling can be realized, in elimination during volume bead stressed heavy draw motionless or decline time the stay cord position too high phenomenon not easily pulled, and good crawl can be realized stop effect.

The utility model makes above-mentioned technical problem be solved by the following technical programs.

Motor bead spring rolling curtain system, comprise head processed, tail is inserted, stop, gear speed regulator, spring package and reel, head and tail processed inserts the two ends being separately positioned on reel, stop, gear speed regulator and spring package is built-in with in reel, head processed is connected successively with stop and gear speed regulator head and the tail, and tail is inserted and is connected with spring package.

In conjunction with the advantage of bead roller blind system and spring rolling curtain system in this structure, be provided with bead in head processed, manually pull inner side bead, curtain can be pulled to decline, and loosening bead roller shutter can stop.When pulling outside bead down not put gently, roller shutter gets final product automatic coiling, decontrols bead and roller shutter can be made to stop, on roller shutter, volume belongs to some dynamic formula, namely putting and namely stop, causing resting on precalculated position because cord being rolled up excessive velocities without the need to worry, possess good crawl and stop effect.

As preferably, head processed comprises base, base is provided with locating shaft, the rear end of locating shaft is arranged with Compress Spring, bead rotating disk and locking member, Compress Spring is between locating shaft and bead rotating disk, the front end of Compress Spring is connected to the rear end end face of locking member, locking member and bead rotating disk can together with being fastened on of axial separation, locating shaft is provided with first axial limit structure of backstop in locking member front end, the periphery of locking member arranges overcoat, locking member and overcoat can together with being fastened on of axial separation, overcoat and reel can the linking together of synchronous axial system, locating shaft is provided with second axial limit structure of backstop in overcoat front end.As improvement, the following two kinds scheme:

1. the Basolateral wall of locking member is provided with projection, the inside wall of bead rotating disk is arranged the domatic guide rail matched with projection; The front end circumference of locking member is uniform is extended with some lead arms, and the front end of lead arm is provided with groove, and overcoat is provided with the projection with described fit depressions.Further improvement, is embedded with guide insert part in locking member, is embedded with protective metal shell in guide insert part, and the corresponding position of locating shaft outer circumference surface is provided with the metal level with protective metal shell phase frictional fit.

2. the first axial limit structure and the second axial limit structure are the groove be arranged on locating shaft and the pad be socketed on groove.

As preferably, stop comprises threaded rod, limit baffle ring and runner, and limit baffle ring is fixed by screws on threaded rod, and runner is threaded threaded rod, and runner and reel keep synchronous axial system and linking together of can moving to axial.

As preferably, gear speed regulator and reel keep linking together of synchronous axial system.

As preferably, roller blind system, spring package comprises connecting axle, spring connector, torsion spring and spring fifth wheel, spring connector and spring fifth wheel are provided with conical surface connecting thread, spring connector is fixed in one end that connecting axle is inserted near tail, spring fifth wheel to be set on connecting axle and to keep matched in clearance with connecting axle, spring fifth wheel and reel keep linking together of synchronous axial system, and torsion spring set is located on connecting axle and two ends and is fixed in respectively on the described conical surface connecting thread of spring connector and spring fifth wheel.

As preferably, tail is inserted and is comprised tail and insert overcoat, tail inserts axle, tail plugs in axle sleeve, metal lining, hexagonal eye-splice and locked spacer, metal lining liner is inserted in axle sleeve at tail, tail is plugged in axle sleeve and is arranged on tail and inserts in overcoat and to keep matched in clearance, tail inserts overcoat and reel keeps linking together of synchronous axial system, tail is inserted the axle journal that axle inserts from tail the shaft head section that overcoat exposes through metal lining and is provided with the domatic guide rail matched with locked spacer, the outer circumference surface that tail inserts the axle rear of axle is axially provided with raised line, the end face that tail inserts the axle rear of axle offers endoporus, hexagonal eye-splice inner side end is provided with the boss with described endoporus phase snap-fit engagement, the side of boss is provided with the poke rod matched with raised line, the end face outside of hexagonal eye-splice is provided with hexagonal groove.

As preferably, the arranged outside head of head processed installs code, and the arranged outside tail that tail is inserted is inserted and installed code, and head processed is installed code and tail and inserted between installation code and be connected with installation head track.

Result of use of the present utility model can match in excellence or beauty electric rolling system, and compared with electric rolling system, structure is simple, cost is low, conveniently install, beautiful, energy-conserving and environment-protective attractive in appearance; Simple to operate, fatigue limit is more than more than 10,000 times; Maintenance cost is low, and inner components is changed convenient; Supporting capacity is high, larger than general roller shutter erection space etc.

1. possess good crawl and stop effect, after cord drops to certain position, as gone up roller shutter cloth, only need pull outside bead gently, cord is energy automatic coiling just; And as need be at once stopped volume on cord to be docked to precalculated position, outside bead only need be decontroled, singly draw and singly put, crawl stops, efficient and convenient.

2. adopt spring package to insert with tail to be connected, tail is plugged and is provided with hexagonal groove, can hexagonal groove place be inserted at tail and arrange install roller shutter rear die nut on body of wall when arranging torsion spring basis torsional forces, fast and easy can regulate torsion spring torque, when to realize regulating on roller shutter volume speed and pull bead, feel weight, also can regulate when torsion spring occurs that tired moment of torsion is inadequate at any time, without the need to dismounting, and when damaging appears in torsion spring, change torsion spring and facilitate in time, be beneficial to maintenance.

3. the drop-down movement travel of stop restriction cord is set, it is too fierce when bead pulls cord to drop to lowest part, cord is easily made all to roll out reel, the permanent boiling hot edge strip of cord and reel junction in the past easily damages and skids off from reel, view picture cord is caused to drop, can effectively set cord Top Of Descend by stop, perfection can block window cord can be avoided again to drop.

4. when roller shutter is when moving, loading force is large and decrease speed very fast, adopts gear speed regulator can even load, reduces vibration, stabilized speed and without the need to worrying loss, and gear drive be most stable drive mode, and loading force is greatly, not fragile, long service life.

5. locating shaft is arranged metal level to coordinate with protective metal shell and form metal friction structure, when can make to pull roller shutter, feel is comparatively light, and friction factor is little, not easy to wear, long service life.

Accompanying drawing explanation

Fig. 1 is assembly structure schematic diagram of the present utility model;

Fig. 2 is a kind of structural representation of the present utility model;

Fig. 3 is the decomposition texture schematic diagram of Fig. 2;

Fig. 4 is the decomposition texture schematic diagram of head processed in Fig. 2;

Fig. 5 is the structural representation of stop in Fig. 2;

Fig. 6 is the structural representation of Fig. 2 middle gear governor;

Fig. 7 is the decomposition texture schematic diagram of spring package in Fig. 2;

Fig. 8 is the decomposition texture schematic diagram that in Fig. 2, tail is inserted;

Fig. 9 is a kind of structural representation of reel of the present utility model;

Figure 10 is the another kind of structural representation of reel of the present utility model.

In figure: 1-head, 101-base, 102-bead rotating disk, 103-locking member, 104-protective metal shell, 105-overcoat, 106-locating shaft, 107-Compress Spring, 108-projection, 109-lead arm, 110-is protruding, 111-groove, 112-pad, 113-guide insert part, 114-locking member sheath, 115-metal retaining ring, 116-stopping dam, 2-tail is inserted, 201-tail inserts overcoat, 202-tail inserts axle, 203-tail plugs in axle sleeve, 204-metal lining, the eye-splice of 205-hexagonal, 206-locked spacer, 207-raised line, 208-boss, 209-poke rod, 210-tail socket, connector, 3-stop, 301-threaded rod, 302-limit baffle ring, 303-runner, 4-gear speed regulator, 5-spring package, 501-connecting axle, 502-spring connector, 503-torsion spring, 504-spring fifth wheel, 6-reel, 601-guide rail, 602-strengthens guide rail, 7-head installs code, 8-tail is inserted and is installed code, 9-installs head track, 10-body of wall.

Detailed description of the invention

Also by reference to the accompanying drawings the utility model is described in detail below by embodiment.

Motor bead spring rolling curtain system is the combination of bead system and spring system, has the function manually pulling and combine with automatic coiling.As shown in Figure 1 to Figure 3, it comprises system 1, tail inserts 2, stop 3, gear speed regulator 4, spring package 5 and reel 6, system 1 and tail insert the two ends that 2 are separately positioned on reel 6, stop 3, gear speed regulator 4 and spring package 5 is built-in with in reel 6, system 1 is connected successively with stop 3 and gear speed regulator 4 head and the tail, and tail slotting 2 is connected with spring package 5.As shown in the assembly structure schematic diagram of Fig. 1, during actual installation, at the arranged outside head of system 1, code 7 is installed, tail inserts the arranged outside tail slotting installation code 8 of 2, then head installation code 7 processed and tail are inserted and the two ends that code 8 is fixed in installation head track 9 are respectively installed, two hand-held installation head tracks 9 embed the top be installed in advance on the body of wall 10 on edge on window and install in code, confirm firmly to have connected installation.When dismounting or maintenance, as long as head processed of dismantling installs code 7 and tail inserts installation code 8, the accessory can taking out reel 6 inside carries out maintain and replace, and dismounting is convenient.

Be a kind of embodiment of the present utility model as shown in Figures 2 and 3, as the reel used with its collocation a kind of embodiment as shown in Figure 9, the following detailed description of both vibrational power flow, as a kind of embodiment of reel, on the inside wall of the reel 6 shown in Fig. 9, axis is through is provided with the guide rail 601 radially-inwardly protruded, and is beneficial to realize synchronous axial system with each component be arranged in reel 6 and links together.In order to strengthen the bearing capacity of reel 6, improve structural strength, as the another kind of embodiment of reel, as shown in Figure 10, the symmetrical setting with guide rail 601 can be selected on the inside wall of reel 6 to strengthen guide rail 602, makes the occlusion structure of each component and reel 6 more closely firm, indefatigability is damaged.

As shown in Figure 4, as a kind of embodiment of head processed, comprise base 101, base 101 is provided with locating shaft 106, the rear end of locating shaft 106 is arranged with Compress Spring 107, bead rotating disk 102 and locking member 103.Compress Spring 107 is between locating shaft 106 and bead rotating disk 102, and the front end of Compress Spring 107 is connected to the rear end end face of locking member 103.Locking member 103 and bead rotating disk 102 together with being fastened on of axial separation, as preferably, the Basolateral wall of locking member 103 can arranging projection 108, the inside wall of bead rotating disk 102 arrange the domatic guide rail matched with projection 108.The front end circumference of locking member 103 is uniform is extended with some lead arms 109, the front end of lead arm 109 is provided with groove 110, overcoat 105 is provided with the projection matched with groove 110, and locking member 103 and overcoat 105 are matched by groove 110 and described projection can together with being fastened on of axial separation.On the lateral wall of overcoat 105, circumference is uniformly provided with gusset, can block between two and establish guide rail 601 between gusset, makes overcoat 105 and reel 6 can the object linked together of synchronous axial system to reach.The root stressed meeting of locking member 103 in use due to lead arm 109 is larger, easily occurs fatigue fracture, so can select at the sheathed locking member sheath 114 of root position, not only to playing a protective role but also can playing guide effect.The front end of lead arm 109 because of structural strength weakness also fatiguability impaired, sheathed metal retaining ring 115 herein can be selected to play more protection effect, and the stopping dam 116 matched with metal retaining ring 115 is set in relevant position implements position-limiting action.Locating shaft 106 is provided with first axial limit structure of backstop in locking member 103 front end, locating shaft 106 is provided with second axial limit structure of backstop in overcoat 105 front end.As a kind of embodiment of axial limit structure, the first axial limit structure and the second axial limit structure are the groove 111 be arranged on locating shaft 106 and the pad 112 be socketed on groove 111.When pulling bead, owing to making the rubbing action of 1 inside, the weight of feel can be embodied easily, in order to can friction be reduced, life-extending, and when making to pull, feel is light, can select to arrange metal-layer structure in the corresponding position of locating shaft 106 outer circumference surface, in locking member 103, be embedded the protective metal shell 104 with described metal level phase frictional fit simultaneously, wear-resistant, that friction factor is little effect can be reached like this.In order to better mate with locking member 103, there is the guide insert part 113 of guide effect in the embedded setting tool of locking member 103, protective metal shell 104 is embedded in guide insert part 113, can also play like this and support locking member 103 and the effect strengthening structural strength.When pulling inner side bead, the bead rotating disk 102 is connected with bead starts to rotate, drive overcoat 105 and reel 6 synchronous axial system, thus realizes cord and down move in limited range.After unclamping bead, bead rotating disk 102 stops operating, and cord stops falling, and can realize optional position and pause.When pulling outside bead gently, locking member 103 makes bead rotating disk 102 motion in the other direction because of the active force of bead, domatic guide rail on the inside wall of bead rotating disk 102 drives projection 108 locking member 103 axial direction is fallen and Compress Spring 107 is squeezed, spring package 5 will drive roller shutter automatic coiling because of the torsional forces produced when cord falls, and realize the effect of automatic coiling.As needed roller shutter to stop in precalculated position, only need loosen bead, locking member 103 is sprung back to origin-location because losing pressure by Compress Spring 107, realizes locking function.Therefore automatic coiling function is crawl effect, namely puts and namely stops, easy to operate, excessive velocities rolled up by cord causes resting on precalculated position without the need to worrying.

As shown in Figure 5, as a kind of embodiment of stop, stop 3 comprises threaded rod 301, limit baffle ring 302 and runner 303.Limit baffle ring 302 is fixed by screws on threaded rod 301 and plays position-limiting action.Runner 303 is threaded threaded rod 301, runner 303 must keep synchronous axial system with reel 6 and linking together of can moving to axial, shown in figure, in order to coordinate with reel 6, the outer circumference surface of runner 303 is provided with the gear teeth, gap between two between the gear teeth just can hold guide rail 601, and allows that runner 303 is fastened togather by clearance between gear teeth and guide rail 601 and make while both keep synchronous axial system, and the gear teeth can do axial slip on guide rail 601.Driving when reel 6 rotates runner 303 rotate and move axially on threaded rod 301, when touching limit baffle ring 302, even if cord drops to minimum altitude, avoiding cord to deviate from reel 6 and the phenomenon that drops.The position-limiting action that limit baffle ring 302 plays lower dead center is set herein, also similar position limiting structure can be adopted, be screwed onto on threaded rod 301 as used recoil inserts, use double nut fixed stop, or use clipping type sheath to be fixed on threaded rod 301 lives runner 303 with backstop and continue the mobile embodiment that waits and all intercommunication use can reach the object of limit stops equally.

Gear speed regulator 4 can play even load, reduces vibration, the effect of stabilized speed, and when using damper, and damper rotates and comparatively fast easily produces high temperature and cause damper internal lubrication oil consumption very fast, the application life of influential system.Therefore adopt gear speed regulator 4 and reel 6 to keep linking together of synchronous axial system, as shown in Figure 6, its gear structure mainly adopts two groups of planetary gears, stable transmission, and loading force is large, not fragile, long service life.The outer circumference surface of gear speed regulator 4 is provided with the tooth plate together with fastening with guide rail 601, and tooth plate gap can be used for accommodating guide rail 601 with synchronous axial system both ensureing between two.

As shown in Figure 7, as a kind of embodiment of spring package, spring package 5 comprises connecting axle 501, spring connector 502, torsion spring 503 and spring fifth wheel 504.Spring connector 502 and spring fifth wheel 504 are provided with conical surface connecting thread.Spring connector 502 is fixed in connecting axle 501 inserts 2 one end near tail.Spring fifth wheel 504 to be set on connecting axle 501 and to keep matched in clearance with connecting axle 501, in order to make spring fifth wheel 504 and reel 6 keep linking together of synchronous axial system, on the wheel rim of spring fifth wheel 504, shown in figure, offer the breach fastened with guide rail 601.Torsion spring 503 is set on connecting axle 501 and two ends and is fixed in respectively on the described conical surface connecting thread of spring connector 502 and spring fifth wheel 504.

As shown in Figure 8, as a kind of embodiment that tail is inserted, tail insert 2 comprise that tail inserts overcoat 201, tail inserts axle 202, tail plugs in axle sleeve 203, metal lining 204, hexagonal eye-splice 205 and locked spacer 206.Metal lining 204 liner inserts in axle sleeve 203 at tail prevent tail from the inserting effect that axle 202 and tail insert fatigue wear between axle sleeve 203 played.Tail is plugged in axle sleeve 203 and is arranged on tail and inserts in overcoat 201 and to keep matched in clearance, the lateral surface that tail inserts overcoat 201 is provided with the fin matched with guide rail 601, together with gap between two between fin can fasten with guide rail 601, make tail insert overcoat 201 and keep synchronous axial system with reel 6.Tail is inserted the axle journal that axle 202 inserts from tail the shaft head section that overcoat 201 exposes through metal lining 204 and is provided with the domatic guide rail matched with locked spacer 206, locked spacer 206 is fastened on backstop on described domatic guide rail and inserts at tail on the end face of overcoat 201, the outer circumference surface that tail inserts the axle rear of axle 202 is axially provided with raised line 207, the end face that tail inserts the axle rear of axle 202 offers endoporus.Hexagonal eye-splice 205 inner side end is provided with the boss 208 with described endoporus phase snap-fit engagement, the side of boss 208 is provided with the poke rod 209 matched with raised line 207, and the end face outside of hexagonal eye-splice 205 is provided with hexagonal groove.In general spring roller blind system, often head processed and spring are linked together, when spring foundation moment of torsion need be arranged, because of the difference of everyone feel, cannot determine that the fixing number of turns of torsional spring is to regulate the upper volume speed of the weight of feel and roller shutter, each adjustment needs whole roller shutter to pull down, head processed and spring is whole take out reel after adjust, dismounting is loaded down with trivial details and torque adjustment is extremely not convenient.The utility model adopts tail slotting 2 to be connected with spring package 5, as a kind of embodiment, as shown in Figure 3, the front end that tail inserts the shaft head section of axle 202 is provided with tail socket, connector 210 and affixed integral by screw, tail socket, connector 210 and spring connector 502 link into an integrated entity for seamless bolt-type, such connected mode is reliable and stable, not easy fracture, meets bearing capacity required when torsion spring 503 produces moment of torsion.Owing to being provided with hexagonal groove in the end face outside of hexagonal eye-splice 205, when torsion spring 503 basic torsional forces need be regulated, directly can be plugged in hexagonal groove with die nut and carry out regulating, without the need to dismantling other parts, realize regulating at any time, convenient to operation.

Because the utility model belongs to spring rolling curtain field, mainly utilize the gravity-feed tank that spring torque moves up and down to alleviate cord, and spring can produce loading force when realizing cord and moving up and down, the syndeton of each component is required so emphatically to stablize and not easy fracture.Therefore, in the embodiment that the utility model exemplifies, such as have employed be threaded, screw is fixedly connected with, seamless latch connects and the structure such as eye-splice-type connection, carrying great efforts, endurance fracture, guarantees the stable operation of whole system.Shown in figure, system 1 and stop 3 have employed eye-splice-type syndeton, eye-splice-type syndeton is also used between stop 3 and gear speed regulator 4, torsion spring 503 is fixed on conical surface connecting thread, tail is inserted axle 202 and is adopted screw fixed connection structure with tail socket, connector 210, and tail socket, connector 210 and spring connector 502 have employed seamless bolt-type syndeton etc.

The utility model is not limited to above-described embodiment, head processed, tail is inserted, stop, gear speed regulator, the embodiment of other malformation that equivalence is replaced in the middle of the known technology that the resemblance of spring package and reel and syndeton each other also can adopt those skilled in the art to obtain or prior art, as long as belong to technical conceive of the present utility model or spirit, in conjunction with the advantage of bead roller blind system and spring rolling curtain system, so that the convenient operation mode manually pulled can either be realized, also automatic coiling can be realized, the embodiment that crawl stops for the purpose of function all drops in protection domain of the present utility model.

Claims (10)

1. motor bead spring rolling curtain system, it is characterized in that: comprise head processed (1), tail inserts (2), stop (3), gear speed regulator (4), spring package (5) and reel (6), head processed (1) and tail insert the two ends that (2) are separately positioned on reel (6), stop (3), gear speed regulator (4) and spring package (5) is built-in with in reel (6), head processed (1) is connected successively with stop (3) and gear speed regulator (4) head and the tail, and tail is inserted (2) and is connected with spring package (5).

2. motor bead spring rolling curtain system according to claim 1, it is characterized in that: head processed (1) comprises base (101), base (101) is provided with locating shaft (106), the rear end of locating shaft (106) is arranged with Compress Spring (107), bead rotating disk (102) and locking member (103), Compress Spring (107) is positioned between locating shaft (106) and bead rotating disk (102), the front end of Compress Spring (107) is connected to the rear end end face of locking member (103), locking member (103) and bead rotating disk (102) can together with being fastened on of axial separation, locating shaft (106) is provided with first axial limit structure of backstop in locking member (103) front end, the periphery of locking member (103) arranges overcoat (105), locking member (103) and overcoat (105) can together with being fastened on of axial separation, overcoat (105) and reel (6) can the linking together of synchronous axial system, locating shaft (106) is provided with second axial limit structure of backstop in overcoat (105) front end.

3. motor bead spring rolling curtain system according to claim 2, is characterized in that: the Basolateral wall of locking member (103) is provided with projection (108), the inside wall of bead rotating disk (102) is arranged the domatic guide rail matched with projection (108); The front end circumference of locking member (103) is uniform is extended with some lead arms (109), and the front end of lead arm (109) is provided with groove (110), and overcoat (105) is provided with the projection matched with groove (110).

4. motor bead spring rolling curtain system according to claim 3, it is characterized in that: in locking member (103), be embedded with guide insert part (113), be embedded with protective metal shell (104) in guide insert part (113), the corresponding position of locating shaft (106) outer circumference surface is provided with the metal level with protective metal shell (104) phase frictional fit.

5. motor bead spring rolling curtain system according to claim 2, is characterized in that: the first axial limit structure and the second axial limit structure are the groove (111) be arranged on locating shaft (106) and the pad (112) be socketed on groove (111).

6. motor bead spring rolling curtain system according to claim 1, it is characterized in that: stop (3) comprises threaded rod (301), limit baffle ring (302) and runner (303), limit baffle ring (302) is fixed by screws on threaded rod (301), runner (303) is threaded threaded rod (301), and runner (303) and reel (6) keep synchronous axial system and linking together of can moving to axial.

7. motor bead spring rolling curtain system according to claim 1, is characterized in that: gear speed regulator (4) and reel (6) keep linking together of synchronous axial system.

8. motor bead spring rolling curtain system according to claim 1, it is characterized in that: spring package (5) comprises connecting axle (501), spring connector (502), torsion spring (503) and spring fifth wheel (504), spring connector (502) and spring fifth wheel (504) are provided with conical surface connecting thread, spring connector (502) is fixed in connecting axle (501) inserts (2) one end near tail, spring fifth wheel (504) is set in connecting axle (501) and goes up and keep matched in clearance with connecting axle (501), spring fifth wheel (504) and reel (6) keep linking together of synchronous axial system, torsion spring (503) is set on connecting axle (501) and two ends and is fixed in respectively on the described conical surface connecting thread of spring connector (502) and spring fifth wheel (504).

9. motor bead spring rolling curtain system according to claim 1, it is characterized in that: tail slotting (2) comprises tail and inserts overcoat (201), tail inserts axle (202), tail plugs in axle sleeve (203), metal lining (204), hexagonal eye-splice (205) and locked spacer (206), metal lining (204) liner is inserted in axle sleeve (203) at tail, tail is plugged in axle sleeve (203) and is arranged on tail and inserts in overcoat (201) and to keep matched in clearance, tail is inserted overcoat (201) and is kept linking together of synchronous axial system with reel (6), tail is inserted the axle journal that axle (202) inserts from tail the shaft head section that overcoat (201) exposes through metal lining (204) and is provided with the domatic guide rail matched with locked spacer (206), the outer circumference surface that tail inserts the axle rear of axle (202) is axially provided with raised line (207), the end face that tail inserts the axle rear of axle (202) offers endoporus, hexagonal eye-splice (205) inner side end is provided with the boss (208) with described endoporus phase snap-fit engagement, the side of boss (208) is provided with the poke rod (209) matched with raised line (207), the end face outside of hexagonal eye-splice (205) is provided with hexagonal groove.

10. motor bead spring rolling curtain system according to claim 1, it is characterized in that: the arranged outside head of head processed (1) installs code (7), tail inserts the arranged outside tail slotting installation code (8) of (2), and head processed installs code (7) and slotting the installation between code (8) of tail is connected with installation head track (9).