CN102213068A - Blind unfolding and folding control device - Google Patents
Blind unfolding and folding control device Download PDFInfo
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- CN102213068A CN102213068A CN 201010144316 CN201010144316A CN102213068A CN 102213068 A CN102213068 A CN 102213068A CN 201010144316 CN201010144316 CN 201010144316 CN 201010144316 A CN201010144316 A CN 201010144316A CN 102213068 A CN102213068 A CN 102213068A
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- window shade
- control device
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Abstract
The invention discloses a blind unfolding and folding control device, which comprises a shell, a first driving wheel, a second driving wheel, a clutch unit and a transmission gear, wherein the first driving wheel and the second driving wheel are rotatably arranged in the shell respectively; the first driving wheel is connected with a pulling rope; the second driving wheel is connected with a tied rope; the clutch unit is arranged between the first driving wheel and the second driving wheel; one end of the clutch unit is pressed against a pushing piece of the first driving wheel, and the other end of the clutch unit is clamped with the second driving wheel; and the transmission gear is slidably arranged in the shell and positioned between the first driving wheel and the second driving wheel. The clamping state of the clutch unit relative to the second driving wheel is controlled by using the single pulling rope, and the transmission gear is controlled to be simultaneously meshed with the first driving wheel and the second driving wheel or not, so the aims of folding and unfolding the tied rope and controlling the folding or unfolding of a blind simultaneously are fulfilled.
Description
Technical field
The present invention about a kind of window shade exhibition receive control device, particularly have simple structure and control device is received in the exhibition of maneuverable window shade about a kind of.
Background technology
General window shade uses mostly at window, door or passage, reaches shading whereby, keeps concealment or beautifies the purpose of outward appearance.Wherein, at present the form of window shade have a variety of, for example: blind, the door curtain made of cloth or pearl-decorated curtain etc., and window shade can utilize an apparatus for controlling of lifting to launch greatly or take in, and promotes ease of use whereby.
This second driving wheel 93 is provided with one second wire casing 931, one second gear 932 and an equipment gear 933, this second wire casing 931 is formed at the ring side face of this second driving wheel 93, use for a tether 98 location of reeling, and an end of this tether 98 can pass the perforation of one on these housing 91 side walls 914 and extends to that this housing 91 is outer to be connected with a window shade.This second gear 932 is fixedly arranged on an end face of this second driving wheel 93.This equipment gear 933 is fixedly arranged on the other end of this second driving wheel 93.
This sliding part 94 slidably is arranged in this separation trough 912; These clutch unit 95 pivotable this housing 91 bottoms that are arranged at, and after an end of contiguous these second driving wheel, 93, one second stay cords 99 passes an end of this sliding part 94, be connected with an end of this clutch unit 95; The other end of this second stay cord 99 then passes the perforation of one on these housing 91 side walls 915 and extends to outside this housing 91.
This housing 91 is provided with a dividing plate 916 in addition, and this dividing plate 916 is placed in this inner space 911, and remains with a clearance space between this dividing plate 916 and this housing 91 tops.This travelling gear 96 is arranged in this clearance space, and two openings 9161,9162 that this first gear 922 and second gear 932 also pass this dividing plate 916 respectively are placed in this clearance space, and this travelling gear 96 is meshed with this first gear 922.
Please refer to shown in Fig. 2 and 3, if desire is controlled this window shade by existing window shade exhibition receipts control device 9 and is hung down to deployed condition, the user can drive this clutch unit 95 towards counterclockwise pivoting by spurring this second stay cord 99, make an end of this clutch unit 95 remove and this equipment gear 933 between the clip state, so this window shade can drive this second driving wheel 93 towards counterclockwise rotating by own wt by this tether 98, so that discharge the tether that is wound on this second wire casing 931, and then allow this window shade be hung down to deployed condition.
Again, please refer to shown in Fig. 2,4 and 5, if the user desires to control this window shade and is pulled up to receiving state, then but this first stay cord 97 of direct pull drives this first driving wheel 92 and rotates toward the clockwise direction, so but this this travelling gear 96 of first gear, 922 interlocks slides onto between this first gear 922 and second gear 932, allows this travelling gear 96 be meshing with each other with this first gear 922 and second gear 932 simultaneously.At this moment, if this first driving wheel, 92 continuation rotation toward the clockwise direction can drive this second gear 932 by this travelling gear 96 and rotate toward the clockwise direction, so that rotate this second driving wheel 93 this tether 98 is furled on this second wire casing 931, and allow this window shade be risen to receiving state.
Yet, please refer to shown in Figure 6, control the expansion of this window shade or take in owing to should existing window shade exhibition receive control device 9 and mainly be by two stay cords (first stay cord 97 and second stay cord 99), and these first stay cord, 97 contiguous these second stay cords 99, so when this arbitrary stay cord 97, during 99 any swings, this two stay cord 97,99 interfere easily mutually and are intertwined, cause the follow-up if desire of user to control the expansion of this window shade by this first stay cord 97 or second stay cord 99 or when taking in, must be about to this two stay cord 97 earlier, 99 separate afterwards just can remove to spur this first stay cord 97 or second stay cord 99, it is very not convenient in the use to cause this existing window shade exhibition to receive control device 9.
In view of this, control device is received in another existing window shade exhibition, United States Patent (USP) announces the 6th, 223, No. 802 " being used to hide the obducent control system (ControlSystemForCoveringsForArchitecturalOpenings) of architectural openings " patents of invention, it comprises a housing, a driven unit, a clutch and brake assembly and a control lever, and this housing is in order to ccontaining this driven unit, clutch and brake assembly and control lever.One end of this driven unit connects one and receives the rope unit, and the user can order about this driven unit by a stay cord that spurs this driven unit and drive these receipts unit of restricting and furl a window shade tether.This clutch and brake assembly is meshed with a master gear of this driven unit by a spragging gear, in order to limit the rotation direction of this driven unit.Pivotable this housing that is arranged at of this control lever, a disc of contiguous this clutch and brake assembly of a dog point of this control lever, a manipulation end of this control lever then extends to outside this housing.
When the manipulation end of this control lever was positioned at the enable possition, the dog point of this control lever can be resisted against the disc side of this clutch and brake assembly, only can rotate towards first direction to limit this driven unit.So, the user can drive this driven unit and receives the rope unit and rotate towards first direction by this stay cord, so that this window shade tether is furled on this receipts rope unit, and then allows window shade hang along with furling of this window shade tether liter to take in.Otherwise when the manipulation end of this control lever was allocated to fastening position, the dog point of this control lever then can leave this disc, made this clutch and brake assembly no longer limit the rotation direction of this driven unit, and this driven unit is able to rotate towards second direction.At this moment, because the own wt of window shade can drive this receipts rope unit and driven unit rotates towards second direction, make the window shade tether that furls on this take-up unit can continue to be released, and then allow window shade be hung from above expansion.
Existing window shade exhibition is received control device and is limited the rotation direction of this driven unit by additionally setting up this clutch and brake assembly, and then reaches the purpose of this window shade tether of control folding and unfolding.Yet this clutch and brake assembly must be controlled by this control lever, but this control lever to set up the assembling and the annexation that make between each member more complicated, cause the not convenient property of assembling.In addition, because the dog point of this control lever exposes to outside this housing, and control the position of this dog point by this stay cord, it is pullled because of external force improper easily or fracture is damaged in the foreign matter collision, shortens its application life.For these reasons, aforementioned two sections of existing window shades exhibitions are received control device and are still had necessity of being improved really.
Summary of the invention
The invention provides the exhibition of a kind of window shade and receive control device, mainly carry out the lifting control of window shade, interfere mutually and influence, be purpose of the present invention to avoid too much stay cord by single stay cord.
The invention provides a kind of window shade exhibition and receive control device, mainly is only to utilize single stay cord to control the fastening state of clutch unit, and convenience of controlling in order to lifting and easness are purpose of the present invention.
The invention provides a kind of window shade exhibition and receive control device, effectively simplify the number of components of control window shade lifting, and then promote convenience and cost of manufacture in the assembling, be a further object of the present invention.
For reaching aforementioned goal of the invention, technological means that the present invention used and the effect that can reach by this technological means include:
Control device is received in a kind of window shade exhibition, it comprises a housing, one first driving wheel, one second driving wheel, a clutch unit and a travelling gear, this housing has an inner space, a guide groove, one first wire hole and one second wire hole, and this first wire hole and second wire hole are connected with this inner space respectively.This first driving wheel has one first body, one first gear and pushes part, rotating this inner space that is arranged at of this first body, this first body is provided with one first wire casing, this first wire casing is used for a stay cord winding, and an end of this stay cord passes this first wire hole and extends to outside this housing.This first gear is fixedly arranged on an end face of this first body, and this pushes the ring side face that part is arranged at this first body, and this pushes part and is provided with at least one adjutage.This second driving wheel has one second body, one second gear and an equipment gear, rotating this inner space that is arranged at of this second body, this second body is provided with one second wire casing, the tether winding that is connected with window shade for one of this second wire casing, and an end of this tether passes this second wire hole and extends to outside this housing, and this first gear and equipment gear are fixedly arranged on the relative biend of this second body respectively.Pivotable this inner space that is arranged at of this clutch unit, and between this first driving wheel and second driving wheel, one end of this clutch unit optionally grab in this equipment gear, only can rotate to limit this second driving wheel, and the other end of this clutch unit and this adjutage that pushes part connect towards single direction.This travelling gear slidably is arranged at the guide groove of this housing, and this travelling gear is meshed with this first gear when being positioned at first end of this guide groove, when this travelling gear is positioned at second end of this guide groove and this first gear and second gear mesh simultaneously;
When this stay cord of pulling was drawn out by this first wire hole, this first driving wheel was driven towards a direction rotation, made this adjutage that pushes part promote this clutch unit and pivoted, and made the fastening state between this clutch unit releasing and this equipment gear;
When this stay cord was continued to be drawn out by this first wire hole, this travelling gear was subjected to the interlock of this first gear and moves to second end from first end of this guide groove, and this travelling gear is meshed with this first gear and second gear simultaneously.
The present invention mainly utilizes single stay cord to control this clutch unit fastening state between this second driving wheel relatively, and whether this travelling gear is meshed with this first driving wheel and second driving wheel simultaneously, and then reach this tether of retractable, control the purpose of this window shade folding or expansion simultaneously.
Description of drawings
Fig. 1: the exploded perspective view of control device is received in existing window shade exhibition.
Fig. 2: look and fragmentary, perspective view in the combination of existing window shade exhibition receipts control device.
Fig. 3: the schematic diagram that control device is put the rope action is received in existing window shade exhibition.
Fig. 4: the first gear driven travelling gear that control device is received in existing window shade exhibition meshes the illustrative view of second gear.
Fig. 5: the illustrative view that control device furls tether is received in existing window shade exhibition.
Fig. 6: first stay cord of control device and the illustrative view that second stay cord twines are mutually received in existing window shade exhibition.
Fig. 7: the use schematic diagram that control device is applied to the window shade structure is received in the window shade exhibition of preferred embodiment of the present invention.
Fig. 8: the three-dimensional exploded view of control device is received in the window shade exhibition of preferred embodiment of the present invention.
Fig. 9: first body of preferred embodiment of the present invention and the solid of reposition element are decomposed and upward view.
Figure 10: the window shade exhibition of preferred embodiment of the present invention is received the combination of control device and is overlooked and sectional view.
Figure 11: the partial sectional view of control device along Figure 101 1-11 line received in the window shade exhibition of preferred embodiment of the present invention.
Figure 12: the illustrative view that control device carries out the unwrapping wire start is received in the window shade exhibition of preferred embodiment of the present invention.
Figure 13: the clutch unit of preferred embodiment of the present invention is pushed that part is stirred and the illustrative view of leaving equipment gear.
Figure 14: the partial sectional view of control device along Figure 121 4-14 line received in the window shade exhibition of preferred embodiment of the present invention.
Figure 15: the travelling gear of preferred embodiment of the present invention meshes the illustrative view of first gear and second gear simultaneously.
Figure 16: first driving wheel of preferred embodiment of the present invention drives the illustrative view that second driving wheel carries out take-up.
The critical element symbol description:
1 housing, 11 bases, 111 base plates, 1111 guiding inclines
1,112 112 side wall portions of guiding tooth portion, 1,121 first wire holes, 1,122 second wire holes
113 inner space 113a, the first room 113b, second room, 114 assembly mouths
115 barricades, 116 passages, 1,161 first ends, 1,162 second ends
117 reference column 117a reference column 117b reference column 117c reference columns
132 second through holes, 133 third through-holes, 134 first guide grooves, 1,341 first ends
1,342 second ends, 135 second guide grooves, 2 stopping elements, 21 rolling members
211 rodent parts, 212 neck 22a pin 22b pins
3 first driving wheels, 31 first bodies, 311 tanks, 312 annular grooves
313 first wire casings, 32 first gears, 33 reposition elements 34 push part
411 second wire casings, 42 second gears, 43 equipment gears, 5 clutch units
51 clamping pieces, 511 fastener portions, 512 drive divisions, 513 joint portions
52 elastic reset spares, 6 travelling gears, 7 deceleration unit, 71 master gears
72 idle pulleys, 73 reducing gears, 8 window shade structures, 81 window shades
83 times rail chair W1 of rail chair tether W2 stay cord on 82
The 911a first space 911b second space, 912 separation troughs, 913 perforation
914 perforation, 915 perforation, 916 dividing plates, 9161 openings
9162 openings, 92 first driving wheels, 921 first wire casings, 922 first gears
93 second driving wheels, 931 second wire casings, 932 second gears, 933 equipment gears
94 sliding parts, 95 clutch units, 96 travelling gears, 97 first stay cords
98 tethers, 99 second stay cords
The specific embodiment
For above-mentioned and other purpose of the present invention, feature and advantage can be become apparent, preferred embodiment of the present invention cited below particularly, and conjunction with figs. are described in detail below:
Window shade exhibition of the present invention is received control device and is mainly used to control the start of window shade tether retractable line, and whereby the interlock window shade expansion and take in start, it can be applicable on the various window shade types with tether, the present invention selects to be illustrated as embodiment with the window shade structure 8 of blinds kenel in following examples, but not limited this blind that is used in of purposes of the present invention also can be used in the window shade type of other kinds.
Generally speaking, please refer to shown in Figure 7ly, this window shade structure 8 is and hangs the shape setting from above, and it includes on the window shade 81, a rail chair 82 and rail chair 83 once at least, and rail chair 82 is arranged at the top of this window shade 81 on this, and this time rail chair 83 is arranged at the bottom of this window shade 81.Window shade of the present invention exhibition is received the control device correspondence and is placed on this in rail chair 82, it connects the end of several tethers W1 of this window shade 81, the other end of this tether W1 passes this window shade 81 and is connected with this time rail chair 83, control this time rail chair 83 by the folding and unfolding of this tether W1 and should go up distances between rail chairs 82 relatively, and then this window shade 81 of interlock launches or takes in.
Please refer to shown in Fig. 7 to 11, the window shade exhibition of preferred embodiment of the present invention is received control device and is comprised a housing 1, a stopping element 2, one first driving wheel 3, one second driving wheel 4, a clutch unit 5, a travelling gear 6 and a deceleration unit 7.This housing 1 is arranged on this in rail chair 82, in order to ccontaining this stopping element 2, first driving wheel 3, second driving wheel 4, clutch unit 5, travelling gear 6 and deceleration unit 7.This stopping element 2 is in order to limit the displacement of a stay cord W2.This first driving wheel 3 and second driving wheel 4 connect this stay cord W2 and tether W1 respectively, to control the retractable line action of this tether W1 by this stay cord W2.This clutch unit 5 can optionally be meshed with this second driving wheel 4, only can rotate towards single direction to limit this second driving wheel 4.This travelling gear 6 is connected between this first driving wheel 3 and second driving wheel 4, rotates so that this first driving wheel 3 drives this second driving wheel 4 by this travelling gear 6.This deceleration unit 7 connects this second driving wheel 4, in order to control the rotating speed of this second driving wheel 4, and the excessive velocities of avoiding this window shade 81 to hang.
This housing 1 is made of a base 11, a cover plate 12 and a dividing plate 13, and this base 11 has a base plate 111 and a side wall portion 112, and this side wall portion 112 is located on the outer peripheral edges of this base plate 111, and this base plate 111 and side wall portion 112 are around an inner space 113.This base 11 is formed with an assembly mouth 114, and this assembly mouth 114 is communicated with this inner space 113.This base 11 utilizes a barricade 115 to be separated out a passage 116, and this passage 116 is formed between this barricade 115 and the side wall portion 112.One first end 1161 of this passage 116 is connected with this inner space 113, and one second end 1162 of this passage 116 is connected with one first wire hole 1121 in this side wall portion 112.These base plate 111 correspondences form a guiding incline 1111 in this passage 116, and on this guiding incline 1111, arrange several guiding tooth portions 1112 that is provided with, wherein this guiding incline 1111 tilts towards this second end 1162 from first end 1161 of this passage 116, and the distance between this first end 1161 and this cover plate 12 is greater than the distance between this second end 1162 and this cover plate 12.In addition, this base 11 is provided with several reference columns 117, and these several reference columns 117 are arranged at the surface of this base plate 111 towards this inner space 113 respectively, and this base plate 111 extends towards these cover plate 12 directions certainly.
These cover plate 12 contrapositions are arranged at this assembly mouth 114, drop out in order to the member that prevents this inner space 113, can prevent that also dust or foreign matter from entering this inner space 113 simultaneously.
These dividing plate 13 dismountable this inner spaces 113 that are arranged at, this dividing plate 13 is between the base plate 111 of this cover plate 12 and base 11, and be parallel to each other simultaneously, so that be separated out one first room 113a and one second room 113b (as shown in figure 11) in this inner space 113 with this cover plate 12 and base plate 111.This dividing plate 13 is provided with several through holes and at least one guide groove, and this through hole and guide groove run through relative two surfaces of this dividing plate 13, and this first room 113a can be connected with this second room 113b by these several through holes.In the present embodiment, the number of openings of this dividing plate 13 is chosen as three, is respectively one first through hole 131, one second through hole 132 and a third through-hole 133; This guide groove quantity is chosen as two, is respectively one first guide groove 134 and one second guide groove 135, with as the embodiment explanation.Wherein, this first through hole 131 is near the passage 116 of this base 11; 133 close one second wire holes 1122 that are formed in this side wall portion 112 of this third through-hole; 132 of this second through holes are between this first through hole 131 and third through-hole 133.This first guide groove 134 is located between this first through hole 131 and second through hole 132, and this second guide groove 135 is located between this second through hole 132 and the third through-hole 133.
This first guide groove 134 and second guide groove 135 do not limit to and are arranged on this dividing plate 13, can select directly or simultaneously to be arranged on this cover plate 12 yet.
This stopping element 2 has a rolling member 21 and two pin 22a, 22b, and this rolling member 21 just can be placed in this passage 116, and can be along these passage 116 reciprocal rolling between this first end 1161 and second end 1162.Wherein, this rolling member 21 is provided with a rodent part 211 and a neck 212, and this rodent part 211 is formed at the ring side face of these rolling member 21 1 ends, is meshed in order to guiding tooth portion 1112 corresponding and in this passage 116.212 other ends that are formed at this rolling member 21 of this neck, and adjacent with this rodent part 211.The external surface of this neck 212 is preferably shiny surface, and the external diameter of this neck 212 is less than the external diameter of this rodent part 211.This two pin 22a, 22b are arranged on the channel path of this passage 116, this pin 22a is arranged at first end 1161 of this passage 116, this pin 22b then is arranged at second end 1162 of this passage 116, guarantee that by this two pin 22a, 22b this rolling member 21 can not break away from this passage 116 from this first end 1161 or second end 1162, is limited between this first end 1161 and second end 1162 the rolling scope of this rolling member 21.
This first driving wheel 3 has one first body 31, one first gear 32, a reposition element 33 and and pushes part 34, this first body 31 rotating reference column 117a that are incorporated into this base 11, and this first body 31 is a circular cylinder.This first body 31 is provided with a tank 311, an annular groove 312 and one first wire casing 313, this tank 311 is arranged with and is formed at the end face of this first body 31 near this base plate 111, one end of this reposition element 33 is fixed in after this reference column 117a, curls to be placed in this tank 311.This annular groove 312 and first wire casing 313 are arranged at the ring side face of this first body 31 respectively, and this annular groove 312 can push part 34 for this and twine the location, and this first wire casing 313 then can be ccontaining for this stay cord W2 winding.This first gear 32 is fixedly arranged on the end face of this first body 31 towards this cover plate 12, and this first gear 32 can be along with the rotation of this first body 31 by synchronous driven rotary.This reposition element 33 is a reed, and this first body 31 of the feasible displacement that rotates can be reset to initial position.The part 34 that pushes of present embodiment is a torque spring, and it has at least one adjutage 341.Adjutage 341 quantity of present embodiment are two, and this wherein adjutage 341a that pushes part 34 is resisted against this clutch unit 5, and can be driven and order about this clutch unit 5 generation pivots along with the rotation of this first body 31; This another adjutage 341b then is resisted against the side wall portion 112 of this base 11.
This second driving wheel 4 has one second body 41, one second gear 42 and an equipment gear 43, this second body 41 rotating reference column 117b that are incorporated into this base 11, and this second body 41 is a circular cylinder.The ring side face of this second body 41 is provided with one second wire casing 411, and this second wire casing 411 can twine ccontaining for this tether W1.This second gear 42 is fixedly arranged on the end face of this second body 41 towards this cover plate 12, these equipment gear 43 correspondences are fixedly arranged on the end face of this second body 41 towards this base plate 111, and this second gear 42 and equipment gear 43 can be along with the rotation of this second body 41 by synchronous driven rotary.
Wherein, aforementioned first body 31 and second body 41 are placed in this first room 113a, and this first gear 32 and second gear 42 then can pass first through hole 131 and second through hole 132 of this dividing plate 13 respectively, and are placed in this second room 113b.
This clutch unit 5 has a clamping piece 51 and an elastic reset spare 52, this clamping piece 51 pivotable reference column 117c that are arranged at this base 11, this clamping piece 51 is provided with a fastener portion 511, a drive division 512 and a joint portion 513, this fastener portion 511 is formed at the end of this clamping piece 51, but its contraposition grab only can rotate to limit this second driving wheel 4 toward the clockwise direction in the equipment gear 43 of this second driving wheel 4.The form that this drive division 512 and joint portion 513 may be selected to be projection or groove is arranged at the outer peripheral edges of this clamping piece 51, and the drive division 512 of present embodiment is chosen as projection, illustrates as embodiment and this joint portion 513 is chosen as groove.This drive division 512 can for this wherein adjutage 341a that pushes part 34 against drive these clamping pieces 51 and rotate so that this pushes part 34.The elastic reset spare of present embodiment 52 is chosen as a torque spring, this elastic reset spare 52 pivotable reference column 117d that are arranged at this base 11, and an end of this elastic reset spare 52 fastens the joint portion 513 in this clamping piece 51, its other end then fastens in this side wall portion 112, and this elastic reset spare 52 can allow this clamping piece 51 that produces pivot be reset to the position that fastens mutually with this equipment gear 43.
This travelling gear 6 is placed in this second room 113b, and it slidably is arranged in first guide groove 134 of this dividing plate 13, and when this travelling gear 6 was positioned at one first end 1341 of this first guide groove 134, this travelling gear 6 only was meshed with this first gear 32.Again, when this travelling gear 6 slid into one second end 1342 of this first guide groove 134,6 whiles of this travelling gear meshed with this first gear 32 and second gear 42.
This deceleration unit 7 is arranged in this first room 113a, and second wire hole 1122 near this base 11, but a master gear 71 of this deceleration unit 7 passes the third through-hole 133 of this dividing plate 13 and is placed in this second room 113b, and this master gear 71 is meshed with this second gear 42 by an idle pulley 72; One end of this master gear 71 connects a reducing gear 73.By the setting of this deceleration unit 7, and then appropriateness is slowed down the rotating speed of this second driving wheel 4 when carrying out the unwrapping wire action.
Please refer to shown in Fig. 7 and 10 to 14, when if desire is controlled this window shade and is hung down to deployed condition from folding state by the present invention, the user can be resisted against this stay cord W2 contraposition the rodent part 211 of this rolling member 21 and spur this stay cord W2, this rolling member 21 can be subjected to the drive of this stay cord W2 and moved along this guiding incline 1111 towards this second end 1162 from first end 1161 of this passage 116 this moment, this rolling member 21 can be subjected to the backstop of this pin 22b subsequently, and this stay cord W2 folder is pulled between this rolling member 21 and pin 22b, so that the user can't spur this stay cord W2 again.Whereby, limit this stay cord W2 and only can drive a little swing offset of these first driving wheel, 3 generations, this a little swing offset still can not drive this travelling gear 6 and slide onto the position that is meshed with this second gear 42, produce anticlockwise pivot but be enough to allow this wherein adjutage 341a that pushes part 34 promote this clamping piece 51, so allow the fastener portion 511 of this clamping piece 51 remove and this equipment gear 43 between fastening state (as shown in figure 13).
At this moment, because the direction of rotation of this second driving wheel 4 no longer is subjected to the restriction of the fastener portion 511 of this clamping piece 51, so can reaching down with this window shade 81 by this tether W1, the own wt of rail chair 83 drives this second driving wheel 4 towards rotation counterclockwise, this tether W1 that is wound on this second wire casing 411 constantly is released out, expansion so that this window shade 81 is hung down by this second wire hole 1122.
In addition, the present invention specially is provided with this rodent part 211 and guiding tooth portion 1112 respectively on this guiding incline 1111 and rolling member 21 ring side faces, so can guarantee this rolling member 21 can on this guiding incline 1111, not skid and produce self idle running, this rodent part 211 also can allow this stay cord W2 drive this rolling member 21 to roll on this guiding incline 1111, further promote the present invention's operational stability and accuracy in the use really simultaneously.
Moreover, when this second gear 42 when counterclockwise rotating, the idle pulley 72 of this deceleration unit 7 can along this second guide groove 135 driven to this master gear 71 and second gear 42 position engaged simultaneously.Because these master gear 71 1 ends connect this reducing gear 73, make this master gear 71 to slow down its rotating speed by this idle pulley 72 appropriateness when this second driving wheel 4 rotates, with the lifting safety in utilization, and increase the service life.
Otherwise, please refer to shown in Fig. 7,10,11,15 and 16, if desire is controlled this window shade when deployed condition is pulled to folding state by the present invention, the user can be with this stay cord W2 to the neck 212 that is positioned at this rolling member 21 and spur this stay cord W2.Because the outer peripheral face of this neck 212 is a smooth surface, so even contact with this rolling member 21 because of carelessness in the process of tearing this stay cord W2, the frictional force between its two also is not easy to allow this rolling member 21 move; Again, the external diameter of this neck 212 is less than this rodent part 211, even so that this rolling member 21 is driven to this pin 22b one side in the process of tearing this stay cord W2, still can leave a gap between this neck 212 and this pin 22b, this gap is enough to pass through for this stay cord W2.Therefore, the user when being positioned at this neck 212 and spurring this stay cord W2, this stay cord W2 can not be subjected to the restriction of this stopping element 2, and can continue to be spurred by the user with this stay cord W2.
Along with this stay cord W2 continues to be drawn out by this first wire hole 1121, make this first driving wheel 3 also be driven rotation toward the clockwise direction, so this wherein adjutage 341a that pushes part 34 promotes this clamping piece 51 and produces anticlockwise pivot, to remove the fastening state between this fastener portion 511 and this equipment gear 43.(as shown in figure 13) on the other hand, this travelling gear 6 also is subjected to the interlock of this first gear 32 and moves to this second end 1342 from first end 1341 of this first guide groove 134, makes this travelling gear 6 simultaneously and this first gear 32 and 42 engagements (as shown in figure 15) of second gear.
By the engagement of this travelling gear 6, make this second driving wheel 4 not be sticked under the situation of this equipment gear 43 in the fastener portion 511 of this clamping piece 51, the own wt of rail chair 83 influences and rotates towards counter clockwise direction still can not to be subjected to this window shade 81 to reach down.In addition, the rotation of this first gear 32 also can drive this second gear 42 by this travelling gear 6 and rotate toward the clockwise direction, and allows this tether W1 furl to this second wire casing 411.Along with this tether W1 continues to be furled to this second wire casing 411, this on rail chair 82 and down the distance between the rail chair 83 also constantly shorten, make that this window shade 81 is compressed and be folded under rail chair 82 reaches this between the rail chair 83.
The present invention utilizes single stay cord W2 to control the rotational displacement size of this first driving wheel 3, to control the fastening state between these clutch unit 5 relative these second driving wheels 4 respectively, perhaps whether this travelling gear 6 is meshed with this first gear 32 and second gear 42 simultaneously, and then reach this tether of retractable W1, and control the purpose of these window shade 81 foldings or expansion.Hence one can see that, and the present invention not only can effectively simplify its integrated member quantity, more promoted convenience and the accuracy controlled.
Claims (14)
1. control device is received in a window shade exhibition, it is characterized in that comprising:
A housing has an inner space, a guide groove, first wire hole and one second wire hole, and this first wire hole and second wire hole are connected with this inner space respectively;
One first driving wheel, have one first body, first gear and one and push part, this first body can rotate is arranged at this inner space, this first body is provided with one first wire casing, this first wire casing is arranged with a stay cord, and an end of this stay cord passes this first wire hole and extend to outside this housing, and this first gear is fixedly arranged on an end face of this first body, this pushes the ring side face that part is arranged at this first body, and this pushes part and is provided with at least one adjutage;
One second driving wheel, have one second body, second gear and an equipment gear, this second body can rotate is arranged at this inner space, this second body is provided with one second wire casing, this second wire casing is arranged with a tether that is connected with window shade, and an end of this tether passes this second wire hole and extends to outside this housing, and this second gear and equipment gear are fixedly arranged on the relative biend of this second body respectively;
A clutch unit, what can pivot is arranged at this inner space, and between this first driving wheel and second driving wheel, one end of this clutch unit optionally grab in this equipment gear, only can rotate to limit this second driving wheel, and the other end of this clutch unit and this adjutage that pushes part connect towards single direction; And
When a travelling gear, the guide groove that is arranged at this housing that can slide, and this travelling gear is meshed with this first gear when being positioned at first end of this guide groove, this travelling gear are positioned at second end of this guide groove and this first gear and second gear mesh simultaneously;
When this stay cord of pulling was drawn out by this first wire hole, this first driving wheel was driven towards a direction rotation, made this adjutage that pushes part promote this clutch unit and pivoted, and made the fastening state between this clutch unit releasing and this equipment gear;
When this stay cord was continued to be drawn out by this first wire hole, this travelling gear was subjected to the interlock of this first gear and moves to second end from first end of this guide groove, and this travelling gear is meshed with this first gear and second gear simultaneously.
2. receive control device according to the described window shade exhibition of claim 1, it is characterized in that, this housing has a base and a cover plate, this base is made of a base plate and a side wall portion, this side wall portion is arranged at the periphery of this base plate, this base has an assembly mouth, and this cover plate is arranged at this assembly mouth.
3. receive control device according to the described window shade exhibition of claim 2, it is characterized in that, this base is provided with a barricade and a passage, this tunnel-shaped is formed between this barricade and the side wall portion, this passage has one first end and one second end, first end of this passage is connected with this inner space, and second end of this passage then is connected with this first wire hole.
4. receive control device according to the described window shade exhibition of claim 3, it is characterized in that, this base plate is provided with a guiding incline, this guiding incline is formed in this passage, this guiding incline tilts towards this second end from first end of this passage, and the distance between this first end and this cover plate is greater than the distance between this second end and this cover plate.
5. receive control device according to the described window shade exhibition of claim 4, it is characterized in that, this base plate is provided with several guiding tooth portions, and this guiding tooth portion arranges and is arranged on this guiding incline.
6. receive control device according to claim 3,4 or 5 described window shade exhibitions, it is characterized in that other is provided with a stopping element, this stopping element has a rolling member, this rolling member is placed in this passage, and can be along reciprocal the rolling between first end of this passage and second end of this passage.
7. receive control device according to the described window shade exhibition of claim 6, it is characterized in that, this rolling member is provided with a rodent part and a neck, this rodent part is formed at the ring side face of this rolling member one end, this neck is formed at the other end of this rolling member, and in abutting connection with this rodent part, the external diameter of this neck is less than the external diameter of this rodent part, and wherein the external surface of this neck is a shiny surface.
8. receive control device according to the described window shade exhibition of claim 2, it is characterized in that, this housing is provided with a dividing plate, this dividing plate can be dismantled is arranged at this inner space, and be parallel to each other with this cover plate and base plate simultaneously, this dividing plate is separated into one first room and one second with this inner space to be held extremely.
9. receive control device according to the described window shade exhibition of claim 8, it is characterized in that this guide groove is opened on this dividing plate, and this guide groove is between this first driving wheel and second driving wheel.
10. receive control device according to the described window shade exhibition of claim 1, it is characterized in that this first body is provided with an annular groove in addition, this annular groove and first wire casing are arranged at the ring side face of this first body respectively, and this pushes the part contraposition and is arranged in this annular groove.
11. receive control device according to the described window shade exhibition of claim 10, it is characterized in that this pushes part is a torque spring.
12. receive control device according to the described window shade exhibition of claim 2, it is characterized in that this clutch unit has a clamping piece, this clamping piece can pivot is arranged at this base, one end of this clamping piece is provided with a fastener portion, this fastener portion can the contraposition grab in the equipment gear of this second driving wheel.
13. receive control device according to the described window shade exhibition of claim 12, it is characterized in that this clamping piece is provided with a drive division and a joint portion in addition, this drive division and joint portion are arranged at the outer peripheral edges of this clamping piece, and this adjutage that pushes part is resisted against this drive division.
14. receive control device according to the described window shade exhibition of claim 12, it is characterized in that, this clutch unit is provided with an elastic reset spare in addition, this elastic reset spare can pivot is arranged at this base, and an end of this elastic reset spare fastens the joint portion in this clamping piece, and its other end then fastens in this side wall portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010144316 CN102213068A (en) | 2010-04-12 | 2010-04-12 | Blind unfolding and folding control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010144316 CN102213068A (en) | 2010-04-12 | 2010-04-12 | Blind unfolding and folding control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102213068A true CN102213068A (en) | 2011-10-12 |
Family
ID=44744576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010144316 Pending CN102213068A (en) | 2010-04-12 | 2010-04-12 | Blind unfolding and folding control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102213068A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150322A (en) * | 2015-04-13 | 2016-11-23 | 陈金福 | The curtain arrestment mechanism of curtain without stretching wire |
| TWI567286B (en) * | 2012-06-15 | 2017-01-21 | Tachikawa Blind Mfg | Sun shading device |
| JP2018053600A (en) * | 2016-09-29 | 2018-04-05 | 立川ブラインド工業株式会社 | Assembled structure and braking device having the same |
| JP2019027033A (en) * | 2017-07-25 | 2019-02-21 | 立川ブラインド工業株式会社 | Speed adjustment device |
| JP2019178537A (en) * | 2018-03-30 | 2019-10-17 | 立川ブラインド工業株式会社 | Shielding device |
| JP2019194414A (en) * | 2018-04-27 | 2019-11-07 | 立川ブラインド工業株式会社 | Retaining structure of cord braking device and shading device having retaining structure cord braking device |
| JP2019194417A (en) * | 2018-04-27 | 2019-11-07 | 立川ブラインド工業株式会社 | Code movement guide device and shading device equipped with movement guide device |
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| US6223802B1 (en) * | 1997-11-26 | 2001-05-01 | Hunter Douglas, Inc. | Control system for coverings for architectural openings |
| CN2464909Y (en) * | 2000-01-19 | 2001-12-12 | 亿丰综合工业股份有限公司 | Blind curtain |
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| CN2095272U (en) * | 1991-05-18 | 1992-02-05 | 洪樱美 | Shutter curtain |
| US6223802B1 (en) * | 1997-11-26 | 2001-05-01 | Hunter Douglas, Inc. | Control system for coverings for architectural openings |
| CN2464909Y (en) * | 2000-01-19 | 2001-12-12 | 亿丰综合工业股份有限公司 | Blind curtain |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI567286B (en) * | 2012-06-15 | 2017-01-21 | Tachikawa Blind Mfg | Sun shading device |
| CN106150322A (en) * | 2015-04-13 | 2016-11-23 | 陈金福 | The curtain arrestment mechanism of curtain without stretching wire |
| CN106150322B (en) * | 2015-04-13 | 2018-03-23 | 陈金福 | The curtain arrestment mechanism of curtain without stretching wire |
| JP2018053600A (en) * | 2016-09-29 | 2018-04-05 | 立川ブラインド工業株式会社 | Assembled structure and braking device having the same |
| JP2019027033A (en) * | 2017-07-25 | 2019-02-21 | 立川ブラインド工業株式会社 | Speed adjustment device |
| JP7076185B2 (en) | 2017-07-25 | 2022-05-27 | 立川ブラインド工業株式会社 | Speed adjuster |
| JP2019178537A (en) * | 2018-03-30 | 2019-10-17 | 立川ブラインド工業株式会社 | Shielding device |
| JP7018802B2 (en) | 2018-03-30 | 2022-02-14 | 立川ブラインド工業株式会社 | Cloaking device |
| JP2019194414A (en) * | 2018-04-27 | 2019-11-07 | 立川ブラインド工業株式会社 | Retaining structure of cord braking device and shading device having retaining structure cord braking device |
| JP2019194417A (en) * | 2018-04-27 | 2019-11-07 | 立川ブラインド工業株式会社 | Code movement guide device and shading device equipped with movement guide device |
| JP7068048B2 (en) | 2018-04-27 | 2022-05-16 | 立川ブラインド工業株式会社 | Cloaking device with cord movement guidance and movement guidance |
| JP7093678B2 (en) | 2018-04-27 | 2022-06-30 | 立川ブラインド工業株式会社 | A cloaking device with a holding structure for the cord braking device and a holding structure for the cord braking device. |
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Application publication date: 20111012 |