CN109695411A - The transmission device of curtain without stretching wire - Google Patents
The transmission device of curtain without stretching wire Download PDFInfo
- Publication number
- CN109695411A CN109695411A CN201710992881.3A CN201710992881A CN109695411A CN 109695411 A CN109695411 A CN 109695411A CN 201710992881 A CN201710992881 A CN 201710992881A CN 109695411 A CN109695411 A CN 109695411A
- Authority
- CN
- China
- Prior art keywords
- curtain
- wheel
- reel
- shell
- transmission device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/26—Lamellar or like blinds, e.g. venetian blinds
- E06B9/28—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable
- E06B9/30—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable liftable
- E06B9/32—Operating, guiding, or securing devices therefor
- E06B9/322—Details of operating devices, e.g. pulleys, brakes, spring drums, drives
Abstract
A kind of transmission device of curtain without stretching wire, the rope body to solve existing curtain without stretching wire fail neatly retracting and the curtain tilt problem.Include: a shell, there is multiple first accommodating spaces and second accommodating space；Multiple reels, are respectively contained in first accommodating space into position rotating, the wheel face of each reel by one end towards other end diameter decrescence, one end of a rope body is fixed on the diameter small end of the wheel face；One driving wheel is accommodated in the second accommodating space of the shell into position rotating；Multiple driving wheels enable multiple reel and the driving wheel synchronous rotary between multiple reel and the driving wheel；And a variable force spring, one end are fixed on second accommodating space, the other end of the variable force spring is fixed on the driving wheel.
Description
Technical field
Transmission device of the present invention about a curtain without stretching wire, especially one kind can make the neat retracting of ladder rope, make this
The lower rail both ends of curtain without stretching wire are able to maintain in same level height, do not have inclined problem person.
Background technique
It please read shown in Fig. 1, " folding of curtain without stretching wire is driven dress disclosed in TaiWan, China M401401 Patent Case
Set ", a curtain 9 is respectively arranged in by one end of two ladder ropes 91 and is fixed on a lower frame 92, the other end point of this two ladder ropes 91
A driving wheel 93 is not wound and fixed, which interlocks with a drawstring 94 and is wound in first connecting traction wheel 95,
First connecting traction wheel 95 separately connects second connecting traction wheel 97 at least one wind spring 96, which is wound in second gearing
Wheel 97.When user, which exerts a force, pulls lower frame 92 that curtain 90 is allowed to be unfolded, start turning 91 drive driving wheel 93 of this two ladder ropes,
The driving wheel 93 drives the first connecting traction wheel 95 to rotate synchronously by drawstring 94, which then drives the by wind spring 96
The rotation of two connecting traction wheels 97 makes the wind spring 96 that the state of standing balance be presented due to being additionally provided with clump weight in the lower frame 92, allows curtain
9 are maintained at the situation of expansion；When folding the curtain 90, it is only necessary to which force pushes up the lower frame 92, in this way, passing through wind spring 96
Back stretch rotate backward first connecting traction wheel 95 simultaneously with the second connecting traction wheel 97, and by drawstring 94 drive driving wheel 93
To rotate backward, the driving wheel 93 is enable to furl this two ladder ropes 91.
This two ladder ropes 91 are mainly wrapped in by above-mentioned existing curtain without stretching wire by the same position of two driving wheels 93
On its wheel face, in this way, this two 91 meeting shapes of ladder rope are duplicate wound on the same position of the wheel face, make this two ladder ropes 91 can not be equal
It is even, neat to be arranged in the driving wheel 93, and, this two ladder ropes 91 being wrapped on two driving wheels 93 can also stack,
Also therefore different stacking furls or discharges this two ladder ropes 91 when two driving wheels 93 often rotate a circle to height
Length is with regard to variant, in this way, the curtain 9, in expansion or retracting, two end edge of lower frame of the curtain inclined can not protect
It holds in same level height.
In view of this, the transmission device of the existing curtain without stretching wire still has improvedd necessity really.
Summary of the invention
To solve the above problems, the present invention provides a kind of transmission device of curtain without stretching wire, can lead make ladder rope sequentially,
It is neat on two driving wheels, and can be avoided ladder rope and stack winding.
Directionality of the present invention or its approximate term, for example, "front", "rear", " upper (top) ", " under (bottom) ", "inner",
"outside", " side " etc., the direction of Primary Reference attached drawings, each side's tropism or its approximate term are only to aid in illustrating and understand
Various embodiments of the present invention, it is non-to limit the present invention.
The transmission device of curtain without stretching wire of the invention, comprising: a shell, by a first shell and second shell institute
It constitutes, which has multiple first accommodating spaces and second accommodating space；Multiple reels have same structure, and
First accommodating space is respectively contained in into position rotating, the wheel face of each reel by one end towards other end diameter decrescence, a rope
The diameter small end of the wheel face is fixed in one end of body；One driving wheel is accommodated in the second accommodating space of the shell into positioning
Rotation；Multiple driving wheels keep multiple reel and the driving wheel same between multiple reel and the driving wheel
Step rotation；And a variable force spring, one end are fixed on second accommodating space, the other end of the variable force spring is fixed on the driving
Wheel.
Accordingly, the transmission device of curtain without stretching wire of the invention, when which either rises or falls, more rope bodies
It is capable of releasing or winding for equivalent, in this way, the lower rail both ends of the curtain are able to maintain in same level height, does not have inclined
Problem and have preferable appearance.
Wherein, the wheel face of each reel respectively has a guiding incline in diameter big end.In this way, the guiding incline, which has, guides the rope
The body effect mobile towards diameter small end.
Wherein, adjacent multiple first accommodating space of the shell respectively has a guide wheel, which corresponds to the guide wheel.Such as
This, which has the effect of guiding the rope body towards guiding incline movement.
Wherein, there is a maximal clearance, the maximum between the wheel face of each reel and the inner wall of each first accommodating space
Gap rope body diameter less than twice.In this way, having the effect of the wheel face for being wrapped in each reel for preventing the rope body stacked.
Wherein, multiple driving wheel, multiple reel and the driving wheel respectively have a driving section, are made by the driving section
Power transmission makes multiple reel and the driving wheel synchronous rotary.In this way, having keeps multiple reel and the driving wheel same
Walk the effect of rotation.
Wherein, which is the gear that can be meshed.In this way, having makes the rotation synchronous with the driving wheel of multiple reel
The effect turned.
Wherein, which is fixed on the upper rail of a curtain.In this way, the lower rail both ends of the curtain are able to maintain same
Level height does not have inclined problem and has preferable appearance.
Wherein, the other end of multiple rope body is fixed on a lower rail of the curtain.In this way, the lower rail both ends of the curtain can
It is maintained at same level height, do not have inclined problem and has the effect of preferable appearance.
Detailed description of the invention
Fig. 1: the structural map of existing curtain without stretching wire；
Fig. 2: the stereogram exploded view of a preferred embodiment of the invention；
Fig. 3: the combination top view of a preferred embodiment of the invention；
Fig. 4: along the sectional view of the line A-A of Fig. 3；
Fig. 5: local structure enlarged drawing as shown in Figure 4；
Fig. 6: movement situation figure as shown in Figure 5；
Fig. 7: rope body shown in the present invention is wrapped in the local conditions figure of wheel face；
Fig. 8: the use situation figure of a preferred embodiment of the invention.
Description of symbols
﹝ this Fa Ming ﹞
1 shell
1a first shell 1b second shell
11 axis part, 12 guide wheel
2 reels
21 axis hole, 22 driving section
23 wheel face, 24 guiding incline
3 driving wheels
31 rotation axis, 32 driving section
4 driving wheels
41 axis part, 42 driving section
5 variable force springs
6 curtain
61 lower rail, 62 upper rail
The maximal clearance P R rope body
S1 the first accommodating space the second accommodating space of S2
Angle
﹝ Xi Yong ﹞
9 curtain, 91 ladder rope
92 lower frame, 93 driving wheel
94 drawstring, 95 first connecting traction wheel
96 wind spring, 97 second connecting traction wheel.
Specific embodiment
It is hereafter special according to the present invention to enable above and other objects, features and advantages of the invention to be clearer and more comprehensible
Preferred embodiment, and cooperate appended attached drawing, it is described in detail below:
It is one preferred embodiment of transmission device of curtain without stretching wire of the invention shown in referring to figure 2., which includes
One shell 1,2, driving wheels 3 of multiple reels, multiple driving wheels 4 and at least one variable force spring 5, multiple reel
2, the driving wheel 3, multiple driving wheel 4 and the variable force spring 5 are placed in the shell 1, and multiple driving wheel 4 is between the drive
Between driving wheel 3 and multiple reel 2, the driving wheel 3 is set to be able to drive multiple 2 synchronous rotary of reel, or multiple
It is rotated under the drive that reel 2 rotates.The transmission device is capable of fixing the upper rail 62 in a curtain 6.
The shell 1 can be made of a first shell 1a and a second shell 1b, first shell 1a and this
Two shell 1b can be combined by multiple setting elements, enable first shell 1a and second shell 1b easily dismount or by
It is combined as a whole.First shell 1a and second shell 1b has multiple the first of quantity identical as multiple reels 2 after combining
Accommodating space S1 and one second accommodating space S2, multiple first accommodating space S1 respectively can be for a positioning rotations of reel 2
Turn, in the present embodiment, the first shell 1a and second shell 1b of multiple first accommodating space S1 respectively has one
Axis part 11 makes multiple reel 2 respectively can be according to 11 position rotating of axis part, certainly, which is an axis or one
Central siphon all has identical effect, respectively has a guide wheel 12, each guide wheel 12 at the adjacent multiple first accommodating space S1 of the shell 1
Can be relative to 1 moving rotary of shell, each rope body R for the curtain lifting that enables to be pulled is wound in each coiling by the guide wheel 12
Wheel 2 releases.Second accommodating space S2 can accommodate the driving wheel 3, multiple driving wheel 4 and the variable force spring 5 positioning rotation
Turn.
Multiple reel 2 is same structure, and multiple reel 2 can respectively be respectively contained in each the of the shell 1
One accommodating space S1 is at position rotating, and in the present embodiment, each reel 2 is respectively positioned with an axis hole 21 according to the axis part 11
The wheel face 23 of rotation, each reel 2 decrescence and has an angle (as shown in Figure 4) towards other end diameter by one end, the diameter
Biggish one end has a driving section 22 and a guiding incline 24, which can make the reel 2 synchronous with the driving wheel 3
Rotation, the driving section 22 are preferably a gear；The smaller one end of the diameter of the wheel face 23 can respectively be consolidated for one end of the body R that restricts
It is fixed, and each rope body R is made to be wrapped in the wheel face 23 or release, each guiding incline 24 corresponds to the guide wheel 12.In this way, respectively rope body R passes through
When the guide wheel 12 is intended to be wrapped in the wheel face 23, gradually winding can be moved up according to the wheel face 23 of the guiding incline 24 and diameter decrescence
(as shown in Figure 6), stacked to avoid each rope body R, especially, the wheel face 23 of each reel 2 is interior with each first accommodating space S1's
The maximal clearance P double diameter (as shown in Figure 4) less than each rope body R between wall surface, therefore, each body R that restricts is only capable of twining for single layer
It is wound on the wheel face 23, the stacked winding of each rope body R can be prevented.The other end of each rope body R is fixed on the lower rail 61 of a curtain 6 (such as
Shown in Fig. 7).
The driving wheel 3 is accommodated in the second accommodating space S2 of the shell 1, and the driving wheel 3 by a rotation axis 31 according to this
11 position rotating of axis part of second accommodating space S2, the driving wheel 3 have a driving section 32, and the driving section 32 is preferable
For a gear, so that the driving wheel 3 is received extrinsic power by 32 output power of driving section, or by the driving section 32, make
The driving wheel 3 can be driven to rotate.
Multiple driving wheel 4 makes multiple driving wheel 4 and the driving between multiple reel 2 and the driving wheel 3
Wheel 3 can synchronous rotary, multiple driving wheel 4 respectively have an axis part 41, each axis part 41 can connect according to the axis of the shell 1
11 position rotating of portion, multiple driving wheel 4 respectively have a driving section 42, which can transmit power, make the driving
The power that wheel 3 is exported by the driving section 32 can be transferred to each reel 2 by the driving section 42, or make multiple reel 2
Power, the driving wheel 3 can be transferred to by the driving section 42, the driving wheel 3 is enable to be driven to rotate.The driving section 42
The gear that can be meshed is preferably with the driving section 22 of the reel 2 and the driving section 32 of the driving wheel 3.
Referring to figure 2., shown in 3, which is accommodated in the second accommodating space of the shell 1 with driving wheel 3 jointly
S2, the variable force spring 5 can store, release power, and one end of the variable force spring 5 is fixed on the driving wheel 3, draw in the rope body R
When moving the reel 2 rotation, which is rotated by multiple 4 synchronous drive driving wheels 3 of driving wheel, makes the variable force spring 5 one
End is gradually wound on the driving wheel 3；And when the lower rail 61 for pushing the curtain 6 rises, which generates reverse rotation
Strength, so that the variable force spring 5 is resetted winding, make the driving wheel 3 drive each reel 2 to rotate by multiple driving wheels 4, make to restrict
The wheel face 23 (as shown in Figure 7) of body R wound on each reel 2.
Referring to figure 3., shown in 8, which has a upper rail 62, which is fixed on the upper rail 62, body of respectively restricting
One end of R is individually fixed in the lower rail 61 of the curtain 6, which can have a weight, or be added again suitably by the lower rail 61
The weight body of weight, with the reset balance of power with the variable force spring 5.The other end of each rope body R is individually fixed in each reel
2, multiple driving wheel 4 between the driving wheel 3 and multiple reel 2, and the driving section 42 of each driving wheel 4 respectively with this
The driving section 32 of driving wheel 3 and the driving section 22 of the reel 2 are connected (engagement), and multiple driving wheel 4 is enable to be used as power
Transmitting.In this way, multiple rope body R on the curtain 6 can draw simultaneously when the lower rail 61 from the curtain 6 that is pulled declines
It draws multiple reel 2 to rotate, releases each rope body R for being wrapped in each reel 2 gradually, and passed by multiple driving wheel 4
It is dynamic, it rotates the driving wheel 3 and makes 5 one end of variable force spring gradually wound on the driving wheel 3, when the curtain 6 drops to centainly
When position, which is balanced by the lower rail 61, no longer rotates variable force spring 5, and the curtain 6 is made to stop at the positioning.
When the curtain 6 need to rise, it is capable of the lower rail 61 of the pushing tow curtain 6, in this way, respectively rope mono- relaxed state of body R, the change
Power spring 5 provides the strength of crispaturaing resetted, and the driving wheel 3 is made to be driven to rotate, which is made by multiple driving wheels 4
Multiple reel 2 rotates, and pass through each rope body R respectively the guide wheel 12 guides and the edge guiding incline 24 is wound in the reel 2,
And since the wheel face of the reel 2 23 has an inclined angle, in this way, respectively rope body R can be according to the guiding incline 24 and diameter
The wheel face 23 decrescence gradually moves up winding (as shown in Figure 6,7), can be avoided each rope body R and is stacked, especially, each reel
Maximal clearance P between 2 wheel face 23 and the inner wall of each first accommodating space S1 is less than the double diameter of each rope body R, therefore,
What each rope body R was only capable of single layer is wrapped in the wheel face 23, can prevent each rope body R is stacked to wind.
The transmission device of curtain without stretching wire of the invention, since rope body R is only capable of single layer and what will not be stacked be wrapped in this
Wheel face 23, and 2 constant speed of multiple reel, synchronous rotary, in this way, when the curtain 6 either rises or falls, more rope bodies
R is capable of releasing or winding for equivalent, in this way, 61 both ends of lower rail of the curtain 6 are able to maintain in same level height, the lower rail 61
Both ends do not have inclined problem.
In conclusion the transmission device of curtain without stretching wire of the invention, when which either rises or falls, this is more
Rope body is capable of releasing or winding for equivalent, in this way, the lower rail both ends of the curtain are able to maintain in same level height, do not have and inclines
Oblique problem and there is preferable appearance.
Claims (8)
1. a kind of transmission device of curtain without stretching wire, characterized by comprising:
One shell is made of a first shell and a second shell, the shell have multiple first accommodating spaces and
One the second accommodating space；Multiple reels have same structure, and are respectively contained in each first accommodating space and revolve at positioning
Turn, the wheel face of each reel by one end towards other end diameter decrescence, the diameter small end is fixed in one end of a rope body；
One driving wheel is accommodated in the second accommodating space of the shell into position rotating；
Multiple driving wheels keep multiple reel and the driving wheel same between multiple reel and the driving wheel
Step rotation；And
One variable force spring is accommodated in the second accommodating space of the shell, and one end is fixed on the driving wheel.
2. the transmission device of curtain without stretching wire as described in claim 1, it is characterised in that: the wheel face of each reel is in diameter big end
Respectively there is a guiding incline.
3. the transmission device of curtain without stretching wire as claimed in claim 2, it is characterised in that: adjacent multiple first accommodating of the shell
Respectively there is a guide wheel, which corresponds to the guide wheel at space.
4. the transmission device of curtain without stretching wire as described in claim 1, it is characterised in that: the wheel face of each reel and each first
There is a maximal clearance, which is less than the double diameter of the rope body between the inner wall of accommodating space.
5. the transmission device of curtain without stretching wire as described in claim 1, it is characterised in that: multiple driving wheel, it is multiple around
Line wheel and the driving wheel respectively have a driving section, are used as power transmission by the driving section, make multiple reel and the driving
Take turns synchronous rotary.
6. the transmission device of curtain without stretching wire as claimed in claim 5, it is characterised in that: the driving section is the tooth that can be meshed
Wheel.
7. such as the transmission device of curtain without stretching wire described in any one of claims 1 to 6, it is characterised in that: the transmission device
It is fixed on a upper rail of a curtain.
8. the transmission device of curtain without stretching wire as claimed in claim 7, it is characterised in that: the other end of multiple rope body is fixed
In a lower rail of the curtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710992881.3A CN109695411A (en) | 2017-10-23 | 2017-10-23 | The transmission device of curtain without stretching wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710992881.3A CN109695411A (en) | 2017-10-23 | 2017-10-23 | The transmission device of curtain without stretching wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109695411A true CN109695411A (en) | 2019-04-30 |
Family
ID=66226898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710992881.3A Withdrawn CN109695411A (en) | 2017-10-23 | 2017-10-23 | The transmission device of curtain without stretching wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109695411A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020236212A1 (en) * | 2019-05-23 | 2020-11-26 | Teh Yor Co., Ltd. | Window shade and spring drive system thereof |
| WO2023014977A3 (en) * | 2021-08-06 | 2023-03-09 | Lutron Technology Company Llc | Battery-powered roman shade system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150129142A1 (en) * | 2013-11-11 | 2015-05-14 | Hua-Chi Huang | Stringless curtain structure |
| US20160053533A1 (en) * | 2014-08-22 | 2016-02-25 | Nien Made Enterprise Co., Ltd. | Transmission mechanism of window covering |
| US20160208549A1 (en) * | 2015-01-21 | 2016-07-21 | Nien Made Enterprise Co., Ltd. | Lifting device of cordless covering |
| EP3258053A1 (en) * | 2016-06-17 | 2017-12-20 | Whole Space Industries Ltd. | Slat control mechanism for blinds |
-
2017
- 2017-10-23 CN CN201710992881.3A patent/CN109695411A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150129142A1 (en) * | 2013-11-11 | 2015-05-14 | Hua-Chi Huang | Stringless curtain structure |
| US20160053533A1 (en) * | 2014-08-22 | 2016-02-25 | Nien Made Enterprise Co., Ltd. | Transmission mechanism of window covering |
| US20160208549A1 (en) * | 2015-01-21 | 2016-07-21 | Nien Made Enterprise Co., Ltd. | Lifting device of cordless covering |
| EP3258053A1 (en) * | 2016-06-17 | 2017-12-20 | Whole Space Industries Ltd. | Slat control mechanism for blinds |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020236212A1 (en) * | 2019-05-23 | 2020-11-26 | Teh Yor Co., Ltd. | Window shade and spring drive system thereof |
| KR20200142016A (en) * | 2019-05-23 | 2020-12-21 | 테 요 컴퍼니 리미티드 | Shades and hence spring driven system |
| US11261655B2 (en) | 2019-05-23 | 2022-03-01 | Teh Yor Co., Ltd. | Window shade and spring drive system thereof |
| JP2022517884A (en) * | 2019-05-23 | 2022-03-11 | テー ヨー カンパニー リミテッド | Window shade and its spring drive system |
| JP7050181B2 (en) | 2019-05-23 | 2022-04-07 | テー ヨー カンパニー リミテッド | Window shade and its spring drive system |
| KR102647581B1 (en) | 2019-05-23 | 2024-03-13 | 테 요 컴퍼니 리미티드 | Awnings and resulting spring driven systems |
| WO2023014977A3 (en) * | 2021-08-06 | 2023-03-09 | Lutron Technology Company Llc | Battery-powered roman shade system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190430 |
|
| WW01 | Invention patent application withdrawn after publication |