CN108979499B - Rope rotating device for louver window - Google Patents
Rope rotating device for louver window Download PDFInfo
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- CN108979499B CN108979499B CN201810603058.3A CN201810603058A CN108979499B CN 108979499 B CN108979499 B CN 108979499B CN 201810603058 A CN201810603058 A CN 201810603058A CN 108979499 B CN108979499 B CN 108979499B
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- rope
- sleeve
- winding
- cord
- core rod
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- 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
The invention discloses a rope rotator for a blind window, aiming at solving the defects that a curtain winding rope of the rope rotator for the blind window is easy to be wound together, the winding position of the curtain winding rope becomes thick, the clamping stagnation phenomenon is easy to occur, and the use of the blind window breaks down. The rope winding device comprises a mounting seat, a core rod, a fixed shaft sleeve and a rope winding sleeve, wherein one end of the fixed shaft sleeve is fixed at one end of the mounting seat, the rope winding sleeve is in threaded connection with the outer wall of the fixed shaft sleeve, the core rod is rotatably inserted into the fixed shaft sleeve, a sleeve rotating assembly for driving the rope winding sleeve to rotate is arranged between the core rod and the rope winding sleeve, and the core rod is in adaptive connection with the sleeve rotating assembly and can drive the sleeve rotating assembly to rotate; the outer wall of the rope winding sleeve is provided with a spiral rope winding groove, the curtain rope is received in the spiral rope winding groove, and the curtain rope is wound in the spiral rope winding groove along with the rotation and the forward movement of the rope winding sleeve. The rope turning device for the blind window is arranged on the blind window, and the phenomenon of overlapping and winding of the curtain winding rope can not occur in the using process of the blind window, so that the phenomenon of clamping stagnation caused by thick overlapping and winding of the curtain winding rope is avoided.
Description
Technical Field
The invention relates to the technical field of shutters, in particular to a rope rotating device for a shutter.
Background
At present, the shutter is widely used in soft clothes of a new house in a family, and has a plurality of advantages compared with a common curtain. In the aspect of sun shading, the louver can resist ultraviolet radiation and can adjust indoor light by adjusting the angle of the blades; in the aspect of ventilation, the fixed installation of the louver and the thick texture can comfortably enjoy the cool wind without other concerns; the curtain flutters when the indoor life is hidden, and the household privacy is ensured by the laminated design of the louver layers; in addition, when the shutter is completely closed, the shutter has one more window, and can play a role in sound insulation and heat insulation. The lifting and angle adjusting functions of the blind window are mainly realized through the rope rotating device, but the curtain winding ropes of a plurality of currently used rope rotating devices are easy to be wound together in a lap mode, the lap winding positions of the curtain winding ropes become thick, the clamping stagnation phenomenon is easy to occur, and the use of the blind window breaks down.
Disclosure of Invention
The invention overcomes the defects that the cord collecting rope of the cord changer of the blind window is easy to be wound together, the cord collecting rope winding position becomes thick, the clamping stagnation phenomenon is easy to occur, and the use of the blind window breaks down.
In order to solve the technical problems, the invention adopts the following technical scheme: a rope rotating device for a shutter comprises a mounting seat, a core rod, a fixed shaft sleeve and a rope winding sleeve, wherein one end of the fixed shaft sleeve is fixed at one end of the mounting seat, the rope winding sleeve is in threaded connection with the outer wall of the fixed shaft sleeve, the core rod is rotatably inserted into the fixed shaft sleeve, a rotating sleeve assembly for driving the rope winding sleeve to rotate is arranged between the core rod and the rope winding sleeve, and the core rod is in adaptive connection with the rotating sleeve assembly and can drive the rotating sleeve assembly to rotate; the outer wall of the rope winding sleeve is provided with a spiral rope winding groove, the curtain rope is received in the spiral rope winding groove, and the curtain rope is wound in the spiral rope winding groove along with the rotation and the forward movement of the rope winding sleeve.
When the rope turning device is used, the core rod is rotated to drive the rope turning assembly to rotate, the rope turning assembly drives the rope winding sleeve to rotate and move forwards on one side of the rope winding sleeve, the curtain winding rope is wound in the spiral rope winding groove along with the rotation and the movement of the rope winding sleeve, and the spiral rope winding groove plays a good positioning role for the curtain winding rope, so that the transverse movement of the curtain winding rope is prevented, and the curtain winding rope is effectively prevented from being wound together. When the core rod rotates reversely, the rope winding sleeve rotates and retreats on the fixed shaft sleeve, the curtain winding rope wound in the spiral rope winding groove is put down, the lower end of the curtain winding rope is connected with the shutter, and the curtain winding rope is vertically put down under the action of gravity without bending wrinkles. The rope rotating device for the blind window is arranged on the blind window, and the phenomenon of overlapping and winding of the curtain winding rope can not occur in the using process of the blind window, so that the phenomenon of thick overlapping and winding and clamping stagnation of the curtain winding rope is avoided, and the normal use of the blind window is ensured.
Preferably, the mounting seat is provided with a rotary shell, one end of the rotary shell is rotatably mounted on the mounting seat, the other end of the rotary shell is rotatably sleeved on the fixed shaft sleeve, the rotary shell is provided with a ladder belt connecting plate, and a rotary shell limiting mechanism for limiting the rotary shell to swing within a certain range is arranged between the rotary shell and the mounting seat.
Ladder on the shell is taken the connecting plate and is used for connecting the both ends on shutter ladder area upper portion, and the shutter blade is connected on the ladder area, can realize the regulation of shutter blade angle through the angle of rotating the ladder area. When the core rod rotates in the initial stage, the rotating shell rotates along with the core rod, the rotating shell rotates to drive the ladder belt to move to realize the adjustment of the angle of the ladder belt, after the rotating shell rotates a certain angle, the rotating shell limiting mechanism limits the rotating shell to stop rotating the rotating shell, and at the moment, the core rod continues to rotate to lift the shutter. The structure arrangement enables the rope rotating device to realize the lifting of the shutter and the adjustment of the angle of the shutter blades.
As preferred, change shell stop gear including make the traveller, spacing torsional spring, make traveller and change shell body structure, the post of skidding rotates and installs on the mount pad, is equipped with the hole of skidding on the post of skidding, the plug adaptation cartridge can drive in the hole of skidding and make the traveller swing in the certain limit, spacing torsional spring fastening installation is sheathe in at the fixed axle, and spacing torsional spring both ends are outwards stretched out, are close to spacing torsional spring position on changeing the shell and are equipped with spacing post, but spacing post butt at the both ends of spacing torsional spring.
The plug rotates the initial stage, drives the post rotation of skidding through the adaptation of plug and the hole of skidding to realize changeing the rotation of shell, after changeing the shell and rotating spacing post butt at the tip of spacing torsional spring, spacing torsional spring carries on spacingly to changeing the shell, appears skidding between plug and the hole of skidding this moment, and the plug continues to rotate and no longer drives the post rotation of skidding. The rotating shell limiting mechanism is simple in structure and reliable in operation.
Preferably, the outer wall of the fixed shaft sleeve is provided with an external thread, the inner wall of the rope winding sleeve is provided with an internal thread, the rope winding sleeve and the fixed thread sleeve are in adaptive connection through the internal thread and the external thread, and the pitch of the spiral rope winding groove on the rope winding sleeve is the same as that of the internal thread.
When the transverse moving speed of the curtain collecting rope and the transverse moving speed of the rope winding sleeve are deviated, the curtain collecting rope is wound, and when the speed deviation of the curtain collecting rope and the rope winding sleeve is large, the curtain collecting rope even swings to cause the left and right swinging of the blind window. The spiral rope winding groove thread pitch on the rope winding sleeve is the same as the thread pitch of the internal thread, so that the spiral rope winding groove can rotate for a circle when the rope winding sleeve rotates for a circle, the transverse moving speed of the curtain winding rope is consistent with that of the rope winding sleeve, and the phenomenon of overlapping of the curtain winding rope and the phenomenon of left-right swinging of the shutter can be effectively avoided.
Preferably, a plurality of guide rods are uniformly distributed on the rotating sleeve assembly, a plurality of sliding holes are formed in the rope winding sleeve in a one-to-one correspondence mode with the guide rods, the guide rods are movably inserted into the sliding holes, and the rotating sleeve assembly is attached to the end face of the fixed shaft sleeve.
The core rod drives the rotating sleeve assembly to rotate in situ, the rotating sleeve assembly drives the rope winding sleeve to rotate through the guide rod, and the rope winding sleeve slides on the guide rod through the sliding hole while rotating, so that the operation is stable and reliable.
In another scheme, the rotating sleeve assembly and the rope winding sleeve are of an integrated structure, the front end of the rope winding sleeve is connected to the rear end of the fixed shaft sleeve, and a moving interval is arranged between the rotating sleeve assembly and the rear end of the fixed shaft sleeve.
The core rod drives the rotating sleeve component and the rope winding sleeve to rotate together, the rotating sleeve component moves transversely along with the rope winding sleeve, and the moving interval provides a transverse moving interval for the rope winding sleeve. The structure arrangement makes the core rod drive the rope winding sleeve to rotate more directly and reliably.
Preferably, the rotating sleeve assembly comprises a rotating sleeve body and a rotating sleeve, the rotating sleeve body is rotatably inserted on a core rod, the core rod is connected with the rotating sleeve in a matched mode and can drive the rotating sleeve to rotate, an arc-shaped guide groove is formed in the rotating sleeve, a positioning rod is arranged at the end of the rotating sleeve body and inserted in the guide groove, and elastic pull ropes are connected between the positioning rod and the two ends of the guide groove.
The core rod drives the rotating sleeve to rotate, in the initial stage, the guide groove slides over the positioning rod when the rotating sleeve rotates along with the core rod, the rotating sleeve cannot drive the rotating sleeve body to rotate at the moment, the rope winding sleeve cannot rotate, the core rod drives the rotating shell to rotate at the moment, the angle of the louver blade is adjusted, after the rotating shell rotates for a certain angle, the rotating shell limiting mechanism limits the rotating shell to stop rotating the rotating shell, the end part of the guide groove is just abutted to the positioning rod at the moment, the core rod continues to rotate, so that the rotating sleeve drives the rotating sleeve body to rotate, and the louver is lifted. The structure makes the blades not lift when the angle of the blades of the shutter is adjusted.
Preferably, the mounting seat comprises a bottom plate and vertical plates arranged on two sides of the bottom plate, the fixed shaft sleeve is fixedly connected to one vertical plate, a line passing hole is formed in the bottom plate, and the curtain winding rope penetrates through the line passing hole. The mounting seat has a simple structure and is convenient to mount and arrange.
Preferably, the cross section of the mandrel has a polygonal structure. The polygonal core rod is convenient for driving the rotating sleeve component to rotate.
Compared with the prior art, the invention has the beneficial effects that: (1) when the rope rotator for the blind window is arranged on the blind window in the using process, the phenomenon of overlapping and winding of the curtain winding rope can not occur, the phenomenon that the overlapping and winding of the curtain winding rope becomes thick and is blocked is avoided, and the normal use of the blind window is ensured; (2) the rope rotating device for the blind window can not only realize the lifting of the blind window, but also realize the adjustment of the angle of the blades of the blind window, and when the angle of the blades of the blind window is adjusted, the blades can not lift, so that the using effect is good.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the construction of the rotating sleeve of the present invention;
fig. 3 is a schematic view of a connection structure of a rope sling according to embodiment 1 of the present invention;
fig. 4 is a schematic view of a connection structure of a rope sling according to embodiment 2 of the present invention;
in the figure: 1. the installation seat, 2, the plug, 3, fixed axle sleeve, 4, the roping cover, 5, spiral roping groove, 6, receive the curtain rope, 7, change the shell, 8, ladder area connecting plate, 9, the post that skids, 10, spacing torsional spring, 11, the hole that skids, 12, spacing post, 13, the guide arm, 14, the slide opening, 15, remove the interval, 16, change the cover body, 17, rotate the cover, 18, the guide way, 19, the locating lever, 20, the elasticity stay cord, 21, the bottom plate, 22, the riser, 23, cross the line hole.
Detailed Description
The technical scheme of the invention is further described in detail by the following specific embodiments in combination with the attached drawings:
example 1: the utility model provides a shutter is with changeing rope ware (see attached 1 to 3), includes mount pad 1, plug 2, fixed axle sleeve 3, wiring cover 4, and the one end at the mount pad is fixed to the one end of fixed axle sleeve, and wiring cover threaded connection is equipped with the external screw thread on the fixed axle sleeve outer wall, is equipped with the internal thread on the wiring cover inner wall, and wiring cover and fixed swivel nut pass through internal thread and external screw thread adaptation connection. The core rod is inserted in the fixed shaft sleeve in a rotating mode, a rotating sleeve assembly for driving the rope winding sleeve to rotate is arranged between the core rod and the rope winding sleeve, and the core rod is connected with the rotating sleeve assembly in a matched mode and can drive the rotating sleeve assembly to rotate; the outer wall of the rope winding sleeve is provided with a spiral rope winding groove 5, and the pitch of the spiral rope winding groove on the rope winding sleeve is the same as that of the thread in the rope winding sleeve. The cord 6 is received in the spiral cord-winding groove, and the cord is wound in the spiral cord-winding groove along with the rotation and forward movement of the cord-winding sleeve.
Install on the mount pad and change shell 7, change the shell suit outside the rope winding cover, change the rotatable installation on the mount pad of shell one end, change the rotatable suit of shell other end and sheathe in at the fixed axle, be equipped with ladder area connecting plate 8 on changeing the shell, change and be equipped with between shell and the mount pad and be used for restricting to change the shell at certain limit wobbling change shell stop gear.
The rotating shell limiting mechanism comprises a slipping column 9 and a limiting torsion spring 10, the slipping column and the rotating shell are of an integrated structure, the slipping column is rotatably installed on the installation seat, and the rotating sleeve assembly is arranged between the fixed shaft sleeve and the slipping column. The sliding column is provided with a sliding hole 11, the core rod is inserted into the sliding hole in a matching mode and can drive the sliding column to swing within a certain range, the limiting torsion spring is tightly mounted on the fixed shaft sleeve, two ends of the limiting torsion spring extend outwards, a limiting column 12 is arranged on the rotating shell close to the limiting torsion spring, and the limiting column can be abutted against two ends of the limiting torsion spring.
A plurality of guide rods 13 are uniformly distributed on the rotating sleeve assembly, a plurality of sliding holes 14 are formed in the rope winding sleeve and in one-to-one correspondence with the guide rods, the guide rods are movably inserted into the sliding holes, and the rotating sleeve assembly is attached to the end face of the fixed shaft sleeve. The rotary sleeve assembly comprises a rotary sleeve body 16 and a rotary sleeve 17, the rotary sleeve body is rotatably inserted on the mandrel, the mandrel is connected with the rotary sleeve in a matching way and can drive the rotary sleeve to rotate, an arc-shaped guide groove 18 which is symmetrically arranged is formed in the rotary sleeve, the circle center corresponding to the arc-shaped guide groove is arranged on the axis of the mandrel, a positioning rod 19 is arranged at the end part of the rotary sleeve body and inserted in the guide groove, and an elastic pull rope 20 is connected between the positioning rod and the two ends of the guide groove. The end part of the positioning rod is provided with a limiting head, and the limiting head is arranged close to the sliding column. The mount pad includes bottom plate 21 and sets up the riser 22 in the bottom plate both sides, and fixed axle sleeve fixed connection is on a riser, and the post of skidding is rotatable to be installed on another riser, is equipped with on the bottom plate and crosses line hole 23, receives the curtain rope and passes through the line hole. The cross section of the core rod is in a polygonal structure, namely a regular hexagon in the embodiment.
When changeing rope ware and using, rotate the plug, the plug rotates the initial stage, the adaptation through plug and the hole of skidding drives the post rotation of skidding, thereby realize changeing the rotation of shell, the rotation of changeing the shell drives the ladder area of connection on the ladder area connecting plate and removes the regulation that realizes ladder area angle, thereby realize the regulation of shutter blade angle, after changeing the shell and rotate the tip of spacing post butt at spacing torsional spring, spacing torsional spring carries on spacingly to changeing the shell, the appearance is skidded between plug and the hole of skidding this moment, the plug continues to rotate and no longer drives the post rotation of skidding. In the process that the mandrel drives the rotating shell to rotate, the rotating sleeve rotates along with the mandrel, the guide groove on the rotating sleeve slides over the positioning rod, the rotating sleeve cannot drive the rotating sleeve body to rotate at the moment, the rope winding sleeve cannot rotate, after the rotating shell rotates by a certain angle, the limiting column is abutted against the end part of the limiting torsion spring to limit and stop the rotating shell, the end part of the guide groove is just abutted to the positioning rod, the mandrel is continuously rotated to enable the rotating sleeve to drive the rotating sleeve body to rotate, the rope winding sleeve is driven to rotate, the rope winding sleeve rotates while moving on the fixed shaft sleeve, the curtain winding rope winds in the spiral rope winding groove along with the rotation and the moving of the rope winding sleeve, the spiral rope winding groove plays a good positioning role on the curtain winding rope, the curtain winding rope is prevented from transversely jumping, and the curtain winding rope is effectively prevented from being wound together in a folding mode. When the core rod rotates reversely, the rope winding sleeve rotates and retreats on the fixed shaft sleeve, the curtain winding rope wound in the spiral rope winding groove is put down, the lower end of the curtain winding rope is connected with the shutter, and the curtain winding rope is vertically put down under the action of gravity without bending wrinkles.
Example 2: a rope rotator for a blind (see figure 4) is similar to embodiment 1 in structure, and mainly differs in that in this embodiment, a rotating sleeve assembly and a rope winding sleeve are integrated, the front end of the rope winding sleeve is connected to the rear end of a fixed shaft sleeve, and a moving gap 15 is arranged between the rotating sleeve assembly and the rear end of the fixed shaft sleeve. The other structure is the same as embodiment 1.
The embodiments described above are merely two preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. A rope rotating device for a louver window is characterized by comprising an installation seat, a core rod, a fixed shaft sleeve and a rope winding sleeve, wherein one end of the fixed shaft sleeve is fixed at one end of the installation seat; the outer wall of the rope winding sleeve is provided with a spiral rope winding groove, the spiral rope winding groove is internally connected with a curtain rope, and the curtain rope is wound in the spiral rope winding groove along with the rotation and the forward movement of the rope winding sleeve; the rotating sleeve assembly comprises a rotating sleeve body and a rotating sleeve, the rotating sleeve body is rotatably inserted on a core rod, the core rod is in adaptive connection with the rotating sleeve and can drive the rotating sleeve to rotate, an arc-shaped guide groove is formed in the rotating sleeve, a positioning rod is arranged at the end part of the rotating sleeve body and inserted in the guide groove, and elastic pull ropes are connected between the positioning rod and two ends of the guide groove; the cross section of the core rod is of a polygonal structure.
2. A cord reel for a blind as claimed in claim 1, wherein the mounting base is provided with a rotary housing, one end of the rotary housing is rotatably mounted on the mounting base, the other end of the rotary housing is rotatably fitted over the fixed shaft sleeve, the rotary housing is provided with a ladder strap connecting plate, and a rotary housing limiting mechanism for limiting the rotary housing to swing within a certain range is provided between the rotary housing and the mounting base.
3. The cord winder for a blind according to claim 2, wherein the rotation limiting mechanism comprises a sliding post and a limiting torsion spring, the sliding post and the rotation housing are integrally formed, the sliding post is rotatably mounted on the mounting base, the sliding post is provided with a sliding hole, the core rod is adapted to be inserted into the sliding hole and can drive the sliding post to swing within a certain range, the limiting torsion spring is fixedly mounted on the fixed shaft sleeve, two ends of the limiting torsion spring extend outwards, the rotation housing is provided with a limiting post near the limiting torsion spring, and the limiting post can abut against two ends of the limiting torsion spring.
4. The cord reel for a blind as claimed in claim 1, wherein the fixing boss has an external thread on an outer wall thereof, the cord winding boss has an internal thread on an inner wall thereof, the cord winding boss and the fixing boss are coupled to each other by the internal thread and the external thread, and the spiral cord winding groove on the cord winding boss has a pitch identical to that of the internal thread.
5. A cord reel for blinds according to claim 1, wherein the rotating sleeve assembly is uniformly provided with a plurality of guide rods, the cord winding sleeve and the guide rods are provided with a plurality of slide holes in one-to-one correspondence, the guide rods are movably inserted into the slide holes, and the rotating sleeve assembly is attached to the end face of the fixed shaft sleeve.
6. A cord reel for a blind as claimed in claim 1, wherein the reel assembly is integrally formed with the cord reel, a front end of the cord reel is coupled to a rear end of the fixing boss, and a moving space is provided between the reel assembly and the rear end of the fixing boss.
7. A cord changer for a blind according to any one of claims 1 to 6, wherein the mount includes a base plate and vertical plates provided at both sides of the base plate, the fixing boss is fixedly coupled to one of the vertical plates, the base plate is provided with a thread passing hole through which the cord is drawn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810603058.3A CN108979499B (en) | 2018-06-12 | 2018-06-12 | Rope rotating device for louver window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810603058.3A CN108979499B (en) | 2018-06-12 | 2018-06-12 | Rope rotating device for louver window |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108979499A CN108979499A (en) | 2018-12-11 |
| CN108979499B true CN108979499B (en) | 2020-03-03 |
Family
ID=64541186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810603058.3A Active CN108979499B (en) | 2018-06-12 | 2018-06-12 | Rope rotating device for louver window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108979499B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2728933A1 (en) * | 1995-01-04 | 1996-07-05 | Somfy | DEVICE FOR WINDING BLINDS OF SUSPENSION OF BLINDS |
| CN2781959Y (en) * | 2005-02-04 | 2006-05-24 | 林炎盛 | Lifting rell of curtain |
| CN202913926U (en) * | 2012-11-06 | 2013-05-01 | 广州嘉伦橡塑有限公司 | Blind and blind control device |
| CN106968583A (en) * | 2017-01-22 | 2017-07-21 | 杭州友普装饰材料有限公司 | One kind circulation dragline type blind curtain |
| CN208650775U (en) * | 2018-06-12 | 2019-03-26 | 杭州友普装饰材料有限公司 | Shutter turns rope device |
-
2018
- 2018-06-12 CN CN201810603058.3A patent/CN108979499B/en active Active
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| CN108979499A (en) | 2018-12-11 |
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