CN2793280Y

CN2793280Y - Rolling curtain

Info

Publication number: CN2793280Y
Application number: CN 200520109725
Authority: CN
Inventors: 林永清
Original assignee: Macauto Industrial Co Ltd
Current assignee: Macauto Industrial Co Ltd
Priority date: 2005-06-13
Filing date: 2005-06-13
Publication date: 2006-07-05
Anticipated expiration: 2015-06-13

Abstract

The utility model discloses a rolling curtain capable of being erected between two erecting seats and comprises two end covers erected on the same side erecting seat in the non-rotating way, a curtain cloth unit erected between the end covers in the rotating way and a rolling folding mechanism capable of causing one rolling shaft of the curtain cloth unit to have the rolling folding returned force. The rolling curtain is characterized in that the rolling curtain also comprises a connecting seat combined with one rolling shaft of the curtain cloth unit in the coupled way, and the connecting seat is positioned between one rolling folding starting end of the rolling shaft and one tail end of the rolling shaft. When the rolling folding force of the rolling folding mechanism acts at the rolling folding starting end of the rolling shaft, the rolling folding force goes through the connecting seat combined with the rolling shaft in the coupled way in the process of being transferred to the tail end. Therefore, the transmission of the whole torque force can form a station on the position of the connecting seat being arranged. The smoothness of the large-sized rolling curtain in the rolling folding process is increased.

Description

Roller shutter

Technical field

The utility model relates to a kind of roller shutter, and particularly relating to a kind of cord can furl automatically, and has the preferable roller shutter that furls smoothness when being applied in the occasion of cord broad.

Background technology

In skill in the past, roller shutter normally is used for keeping the sun off, along with the keep the sun off difference of area size of needs, the width of the cord of this roller shutter is also different, some has the roller shutter of the cord of big width, very cause and be used on the general Recreational Vehicle or lorry, with as the compartment in the car.Consult Fig. 1, and the roller shutter 1 that can be used to sunshade in the past and separated the space comprises usually: the outer tube 11 of a level, one is set on the spool 12 of outer tube 11 inside rotationally, one furls the lip-deep cord 13 at spool 12, compartment of terrain, two left and right sides is installed in the guiding mechanism 14 on the two axial ends of outer tube 11, compartment of terrain, two left and right sides is set in the fixedly plug 15 on the two axial ends of spool 12, article two, compartment of terrain, the left and right sides is installed on the guiding mechanism 14 and distinctly has several cord pegs 16 towards lower draw-bar 161, and a furling mechanism 17 that is installed on the axle head of spool 12.

This cord 13 has one and is fixed on the expansion end 132 that fixed end 131, on the spool 12 passes outer tube 11, and one laterally be located in the rod of launching on the end 132 133, and these guiding mechanisms 14 can be adjusted the entire length of roller shutter 1, to be fit to shore car shell inner width at automobile, because the design of improvement of the present utility model and guiding mechanism 14 is irrelevant, no longer explanation.The furling mechanism 17 of roller shutter 1 comprised in the past: one is horizontally through the mounting rod 171 of one of them fixing plug 15, and one furl spring 172, this mounting rod 171 has one and inserts solid slotting fixed end 173 on the guiding mechanism 14 of homonymy, and the spring installation ends 174 of past spool 12 interior extensions, and this furls spring 172 1 ends and spring installation end 174 is fixing, and end can rotate with fixing plug 15 in addition.

When 1 of roller shutter during at a stowed position, be subjected to furling the effect of spring 172, this cord 13 is to furl on spool 12, and when the user overcome the elastic force that furls spring 172 with rod 133 toward drop-down, and two rod ends that make rod 133 are when being crossed on hook 161 belows contour on these cord pegs 16, and this cord 13 will be transformed into an expanded position.When roller shutter 1 is transformed into expanded position by stowed position, the expansion of cord 13 can drive spool 12 and fixing plug 15 rotates along this expansion direction, and make and furl spring 172 and accumulate reset response power, so that when rod 133 is dissociated cord peg 16, cord 13 is furled automatically on spool 12.

This kind had in the past furl active force roller shutter 1 in design, no doubt can reach its intended purposes, but the width with car body is suitable haply generally to can be used as the length of the roller shutter 1 that compartment uses, that is to say, roller shutter 1 was to shore in car body inside with both sides guiding mechanism 14 in the past, reach the purpose of location, therefore, the roller shutter that this general sunshade of length that is available as the roller shutter 1 that compartment uses is used is long a lot.When above-mentioned large-scale roller shutter 1 is transformed into stowed position by expanded position, because the power that furls of whole roller shutter 1 is the left side that is delivered to spool 12 by the fixedly plug 15 on spool 12 right sides, this moment is owing to the fixedly plug 15 that spool 12 is installed in the left side is to be subjected to homonymy guiding mechanism 14 to press, so when the active force that furls of spool 12 is turned left when transmitting, can make whole spool 12 produce one twisting resistance because the left side is pressed, this kind twisting resistance is little for the influence property of general small-sized roller shutter, but for the bigger large-scale roller shutter 1 of some length, but can produce spool 12 two ends unbalance stress, distortion, and cord 13 furls disappearance such as have some setbacks.

The utility model content

The purpose of this utility model is to provide a kind of when being used in the wider occasion of cord, has evenly to furl power and the preferable roller shutter that furls smoothness.

Roller shutter of the present utility model can be erected at two and set up between seat, comprise: two between left and right every and be not erected at these rotationally and set up end cap between seat, one cord unit, an and furling mechanism, this cord unit comprises: two spool pedestals that set up rotationally on these end caps, one with this spool pedestal spool of fit linkedly, an and cord that furls on this spool, wherein this spool has an axial wall that defines an axle track, on axial wall, have one and furl initiating terminal and an end at interval, and this furling mechanism comprises that one can accumulate the spring that furls of the power of furling because of spool when an expansion direction rotates, the above-mentioned spring that furls has one along with spool rotates and the torsion end that furls initiating terminal of contiguous spool, and one with the stop end at torsion end interval.

Of the present utility model being characterised in that: this roller shutter also comprises one and is fixedly mounted in the axle track of spool, and furls continous action base between initiating terminal and end between this.When furling mechanism furl masterpiece be used in spool furl initiating terminal the time, the power that furls is in the terminal process of transmitting, it is the continous action base of process and spool combination linkedly, the transmission meeting of whole torsion like this forms a way station, the smoothness when furling to promote large-scale roller shutter in the position that continous action base is installed.

Description of drawings

Below by most preferred embodiment and accompanying drawing roller shutter of the present utility model is elaborated, in the accompanying drawing:

Fig. 1 is a kind of three-dimensional exploded view of roller shutter in the past;

Fig. 2 is the assembled sectional view of a preferred embodiment of the utility model roller shutter, shows that this roller shutter and two sets up the corresponding relation between seat;

Fig. 3 is a complete combination sectional view not of this preferred embodiment, shows one first end cap of this roller shutter and the corresponding relation of furling mechanism separately;

Fig. 4 is not complete three-dimensional exploded view of this preferred embodiment, shows the corresponding relation of this first end cap and furling mechanism separately;

Fig. 5 is a partial sectional view of this preferred embodiment, shows an interlinked mechanism of this roller shutter separately;

Fig. 6 is another not complete three-dimensional exploded view of this preferred embodiment, shows this interlinked mechanism separately;

Fig. 7 is the another not complete combination sectional view of this preferred embodiment, shows one second end cap of this roller shutter and the corresponding relation of a top-pushing mechanism separately;

Fig. 8 is the another not complete three-dimensional exploded view of this preferred embodiment, shows the corresponding relation of this second end cap and top-pushing mechanism separately; And

Fig. 9 is the assembled sectional view of a similar Fig. 2, and this roller shutter has been erected at these and sets up between seat among the figure.

The specific embodiment

Consult Fig. 2,3,4, one preferred embodiment of the utility model roller shutter 2 be can be erected at two between left and right every set up the seat 20, each stand 20 all has in opposite directions an interface 201, and one be located on the interface 201 and for the caulking groove 202 of roller shutter 2 inlay cards, and this roller shutter 2 comprises: one first end cap 3, one and first end cap 3 between left and right every second end cap 3 ', a cord unit 4, an interlinked mechanism 5, a furling mechanism 6, an and top-pushing mechanism 7.

This first end cap 3 comprises: an outer surrounding wall 31 around an axis 30, one perpendicular to this axis 30 and be engaged on the end wall 32 in outer surrounding wall 31 outsides, but one from the outstanding outward also fixture block 33 of inlay card in caulking groove 202 of this end wall 32, and one is outstanding and around the interior surrounding wall 34 of this axis 30 toward second end cap, 3 ' directions by end wall 32, offer up a profile groove 311 on should outer surrounding wall 31, and interior surrounding wall 34 has one and the outer shroud wall 341 at outer surrounding wall 31 intervals, and one extend and define the internal ring wall face 343 of an installing hole 342 toward fixture block 33 directions, and offer a jack 331 that leads to installing hole 342 on this fixture block 33, the structure of this second end cap 3 ' is identical with first end cap 3, no longer explanation.

Cord of the present utility model unit 4 is to be erected at rotationally between these end caps 3,3 ', comprise: two between left and right every spool pedestal 41, one and these spool pedestals 41 spool 42 of fit linkedly, an and cord 43 that furls on an external surface of this spool 42.Spool pedestal 41 with the left side is an example, it has the external annulus 411 of the interior surrounding wall 34 movable fits of one and first end cap 3, one and this external annulus 411 internal ring wall 412 at interval, and one radially be engaged on these ring walls 411,412 connecting wall 413, this external annulus 411 have one for an axle head of spool 42 against ring support shoulder 414, and this connecting wall 413 has a location division 415 towards another spool pedestal 41, this location division 415 has the positioning ditch 416 that four equal angles are provided with, and four guide blocks 417 between 416 of adjacent positioning ditch in twos, each guide block 417 all has two toward the adjacent positioned chase 416 low guiding inclines 418 that have a down dip.

Spool 42 of the present utility model has one and extends and define the axial wall 422 of an axle track 421 along axis 30, and above-mentioned axial wall 422 has the ring that is resisted against these spool pedestals 41 to be supported one on the shoulder 414 and furl an initiating terminal 423 and an end 424.And this cord 43 has a fixed end 431 that is fixed on the spool 42, and one and fixed end 431 expansion end 432 at interval.

Consult Fig. 2,5,6, interlinked mechanism 5 of the present utility model is mounted in the axle track 421 of spool 42, comprise: the linking axle 53, two that two at interval connecting bases 51, axially assign into 51 of these connecting bases is fixedly mounted in the steady pin 54, that is connected on the axle 53 with connecting base 51 and is set on and is connected on the axle 53 and passes axial wall 422 and with continous action base 55 and spool 42 linkage pin 56 of combination regularly between the continous action base 55, of 51 of these connecting bases, and two positions are at the pad 57 of the left and right sides of continous action base 55.

And these connecting bases 51 all have the outer circumference surface 511 of the inner surface of a contiguous axial wall 422, and one towards the end cap 3 of homonymy, 3 ' jack 512, the shape of above-mentioned jack 512 has no particular limits, at present embodiment is to disclose a kind ofly to have a rounded portions that is positioned at central authorities, and two are prolonged the non-circular hole of portion from rounded portions toward the footpaths that radial outer end extends.

Consult Fig. 2,3,4, furling mechanism 6 of the present utility model is mounted in 5 of first end cap 3 and interlinked mechanisms, comprise: first mounting rod 61, that laterally is plugged in the installing hole 342 of the spool pedestal 41 of homonymy and first end cap 3 is sold 62, one latch 63 that radially is plugged on first backstay 61 admittedly with the outer rod end and fixing in combination the inserting of first end cap 3 of first mounting rod 61, and one furls spring 64.Above-mentioned first mounting rod 61 has jack 512 interior plugging that are inserted in homonymy connecting base 51 and held for 611 (as shown in Figure 5), and the position that latch 63 is installed is the location division 415 of contiguous spool seated 41, the two pin ends 631 that it is outstanding and can be positioned in these locating grooves 416 wherein on two, and this furls spring 64 and has to collude and hang the stop end 641 of ground on first mounting rod 61, an and torsion end 642 that is hooked on the location division 415 of spool seated 41, be subjected to the effect that this furls spring 64 axial forces, these pin ends 631 of aforementioned latch 63 are permanent supporting to location division 415, and are positioned at wherein on two of these positioning ditch 416.

Consult Fig. 2,7,8, top-pushing mechanism 7 of the present utility model is mounted in the axle track 421 of spool 42, and contiguous second end cap 3 ', comprise: horizontal second mounting rod 71, the one outer rod end with second mounting rod 71 is combined in inserting on second end cap 3 ' and sells 72 admittedly, one radially is plugged in the latch 73 on this second mounting rod 71, one and latch 73 compartment of terrains be fixed on spacer pin 74 on second mounting rod 71, two are set on second mounting rod 71 and between the spring terminal cover 75 of 74 of latch 73 and spacer pins, and a compression spring 76 between 75 in these spring terminals covers.Wherein second mounting rod 71 have one be inserted in homonymy connecting base 51 jack 512 plug the end 711 (as shown in Figure 5), and compression spring 76 can can't rotate second end cap 3 ' with respect to cord unit 4 latch 73 permanent spool seated 41 pushing tows toward homonymy.

Consult Fig. 2,4,8,2 of roller shutters of the present utility model are when a collecting state shown in Figure 2, these mounting rods 61, the 71st, the effect that is subjected to furling spring 64 respectively and compresses the axial force of spring 75, permanent end opposite toward this roller shutter 2 is shored, be plugged in these mounting rods 61 so that make, latch 63 on 71,73 spool pedestal 41 displacements of past homonymy respectively, and inlay card is at spool pedestal 41 wherein on two positioning ditch 416, this moment is because latch 63 is borrowed in

cord unit

4,73 and

mounting rod

61,71 engagings are so cord unit 4 can't be with respect to end cap 3,3 ' rotates.

Consult Fig. 3,7,9, set up seat 20 the time when what spool 2 of the present utility model will be installed in these correspondences, overcome axial force that furls spring 64 and the axial elastic force that compresses spring 76 earlier, with these end caps 3,3 ' toward middle pressure, when end cap 3, the width that 3 ' fixture block is 33 less than these set up that seat interfaces 201 of 20 ask apart from the time, again spool 2 being set up 20 of seats toward these packs into, and when end cap 3, when the corresponding respectively homonymy of 3 ' fixture block 33 sets up the caulking groove 202 of seat 20, script will be disengaged elastic force by furling spring 64 and compressing spring 76 of axial compression, makes fixture block 33 difference inlay cards in these caulking grooves 202.Under this state, though end cap 3,3 ' and inlay card mounting rod 61 together, the 71st, be shifted to both sides, but because these distances of setting up 201 of seat 20 interfaces are still less than the entire length of not compressed roller shutter 2, so these end caps 3 after installation, width between 3 ' is not still less than before being compressed, that is to say, under the state of installing, these

mounting rods

61,71 can be slightly by pushing tow in the middle of roller shutter 2, make radially

outstanding latch

63,73 and the location division 415 of the spool pedestal 41 of homonymy break away from clips, just the spool pedestal 41 of this cord unit 4 and spool 42 can automatically rotate after installation.

Consult Fig. 6,9, when the user bestows the active force of one expansion to the expansion end 432 of cord 43, the spool pedestal 41 and the spool 42 that break away from clip will rotate together, be hooked on till a not shown hook goes up up to launching end 432.Because furling the torsion end 642 of spring 64 is to be fixed on one of them of these spool pedestals 41, so work as cord 43 upon deployment, this furls spring 64 can accumulate retracting reposition force.What deserves to be mentioned is that spool 42 of the present utility model by being connected of this linkage pin 56 and continous action base 55, can provide a transmission station of torsion midway in very long spool 42 central authorities when rotating, the power that furls then is again toward end 424 transmission of spool 42.Identical reason, when cord 43 when furling, though being the initiating terminal 423 of furling by spool 42, transmits the active force that furls toward terminal 424, but when the power of furling is delivered to the position of assigning linkage pin 56, by this continous action base 55 and spool 42 ask fixed, can allow the torsion that furls in the approximately complete transmission of position acquisition of central authorities, the end 424 toward Fig. 9 transmits smoothly then, so as to promoting the smoothness of large-scale roller shutter 2 when furling.

Consult Fig. 4,8,9, when press these end caps 3 in the user, 3 ' time, just whole roller shutter 2 can be pulled down, in dismounting and loosen these end caps 3,3 ' time, because

latch

63,73 meetings rely on the location division 415 of spool pedestal 41 to the effect that is subjected to

spring

64,74 axial forces, against the time guiding incline 418 designs on the guide block 417, can allow

latch

63,73 automatically be slipped to wherein in two adjacent positioning ditch 416, to prevent roller shutter 2 these cord unit 4 improper rotations when not using.

Claims

1. roller shutter, be erected at setting up between seat of two intervals, comprise: two between left and right every and be not erected at these rotationally and set up end cap between seat, one cord unit, an and furling mechanism, this cord unit comprises: two spool pedestals that set up rotationally on these end caps, one with this spool pedestal spool of fit linkedly, an and cord that furls on this spool, wherein this spool has an axial wall that defines an axle track, on axial wall, have one and furl initiating terminal and an end at interval, and this furling mechanism comprises that one can accumulate the spring that furls of the power of furling because of spool when an expansion direction rotates, the above-mentioned spring that furls has one along with spool rotates and the torsion end that furls initiating terminal of contiguous spool, and one with the stop end at torsion end interval; It is characterized in that:

This roller shutter also comprises one and is fixedly mounted in the axle track of spool, and furls continous action base between initiating terminal and end between this.

2. roller shutter as claimed in claim 1 is characterized in that: this roller shutter also comprises one and radially is plugged on the axial wall of spool and with spool and the continous action base linkage pin of combination regularly.

3. roller shutter as claimed in claim 2, it is characterized in that: this roller shutter also comprises: two between left and right every the linking axle of connecting base, between between these connecting bases, and two with connecting base and be connected the steady pin that axle links regularly, and this continous action base is to be set on rotationally on this linking axle, and between between these connecting bases.

4. as the described roller shutter of claim 3., it is characterized in that: distinctly have one on these connecting bases and be non-circular jack towards the end cap and the cross section of homonymy, and this furling mechanism also comprises: horizontal first mounting rod, and one the outside rod end with first mounting rod be combined in the solid pin of inserting on the end cap of homonymy, this first mounting rod has an end that plugs that is plugged in the jack of adjacent connecting base, and this stop end that furls spring is to be combined in regularly on first mounting rod, and its torsion end is to be combined on the spool pedestal of homonymy.

5. roller shutter as claimed in claim 4, it is characterized in that: this roller shutter also comprises one and furling mechanism top-pushing mechanism at interval, above-mentioned top-pushing mechanism comprises: insert solid pin on horizontal second mounting rod, the end cap that an outside rod end with second mounting rod is combined in homonymy regularly, and one is set on this second mounting rod and makes second mounting rod and the permanent compression spring toward outside contact of fixed end caps.

6. roller shutter as claimed in claim 5, it is characterized in that: these spool pedestals distinctly have one towards the location division that furls spring and compression one of them in the spring, each location division all is provided with at least one positioning ditch, and this furling mechanism comprises that also one radially is plugged in the latch that also can be resisted against on first mounting rod in the positioning ditch, and this top-pushing mechanism comprises that also one radially is plugged in the latch in the positioning ditch that also can be resisted against homonymy on second mounting rod.

7. roller shutter as claimed in claim 6, it is characterized in that: the quantity of the positioning ditch on the location division of these spool pedestals all is four, and be the equal angles setting, also have several on the location division between adjacent in twos positioning ditch and distinctly have at least one guide block toward the low guiding incline of adjacent positioned chase.

8. as claim 1 or 7 described roller shutters, it is characterized in that: these end caps comprise that all one radially is connected end wall between this outer surrounding wall around the outer surrounding wall, of an axis setting, and one from this end wall toward the cord cell orientation outstanding and this spool of confession with the sheathed interior surrounding wall of rotary way.

9. roller shutter as claimed in claim 8 is characterized in that: but these end caps also comprise one from the fixture block that set up seat of the outstanding also inlay card of end wall at homonymy.

10. roller shutter as claimed in claim 8 is characterized in that: this cord has a fixed end that is fixed on the spool, and the expansion end that stretches out of a profile groove of offering on the outer surrounding wall of these end caps.