CN203189558U - Thread-winding type bi-directional coaxial spiral clutch in traction transmission of doors and windows - Google Patents
Thread-winding type bi-directional coaxial spiral clutch in traction transmission of doors and windows Download PDFInfo
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- CN203189558U CN203189558U CN 201320161253 CN201320161253U CN203189558U CN 203189558 U CN203189558 U CN 203189558U CN 201320161253 CN201320161253 CN 201320161253 CN 201320161253 U CN201320161253 U CN 201320161253U CN 203189558 U CN203189558 U CN 203189558U
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- roller
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- axle sleeve
- externally threaded
- transmission
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Abstract
The utility model relates to a thread-winding type bi-directional coaxial spiral clutch in traction transmission of doors and windows. When the single-roller or double-roller thread-winding flexible transmission principle is used in various door-window opening-closing devices, the fixed connection between a transmission line and a door or window limits the freedom of daily manual door-window opening and closing of users, and the problem that the thread winding and unwinding speeds of the two ends of an existing transmission line are not uniform exists. The bi-directional coaxial spiral clutch is composed of a winding thread, a shaft sleeve with outer threads, a rotary power shaft, a connecting piece, a fixed pulley and two rollers with inner threads. When the shaft sleeve with the outer threads is screwed in any one of the two rollers with the inner threads, the shaft sleeve and the roller rotate together under the driving of stopping faces which are arranged on the upper face of the shaft sleeve and the upper face of the roller and are attached, at the moment, the shaft sleeve and the other roller are completely separated, the shaft sleeve is united with one roller and separated from the other roller, the bi-directional coaxial spiral clutch is formed, and the problems that the freedom for users to manually open and close doors and windows is limited and the thread winding and unwinding speeds of the two ends of the transmission line are not uniform can be effectively solved.
Description
Technical field
Patent of the present invention relates to the bidirectional coaxial spiral engaging and disengaging gear in the transmission of a kind of Wound-rotor type door and window tractive, belongs to the mechanical transmissioning technology field.
Background technique
At present, to open shutting window device mainly be the positive drive structure to all kinds of door and windows on the market, adopt tooth bar transmission, chain transmission, screw drive or connecting rod transmission, minority adopts the flexible transmission principle of being with or winding the line synchronously, wherein, when adopting the flexible transmission principle of coiling, drive line and fixedlying connected of door and window have been limited the freedom of the daily hand switch door and window of user, the destruction that may cause winding the line transmission system because of the behavior of people's habituation hand switch.For addressing this problem, the present invention dials the basis of clutch principle and has proposed a kind of bidirectional coaxial spiral engaging and disengaging gear that need not manual intervention studying hand repeatedly, this mechanical clutch means is by coiling, two tapped rollers, be with externally threaded axle sleeve, the rotating power axle, link and static pulley are formed, can realize the automatic clutch after the transmission of door and window tractive puts in place, do effectively to solve fixedly connected and user in the automatic opening and closing door window and be accustomed to manually intervening and need the collision problem that freely is connected in the door and window like this, allow the user feel not influence again when door and window has increased auto-switch function original use habit.Bidirectional coaxial spiral engaging and disengaging gear in the transmission of this Wound-rotor type door and window tractive can also effectively solve retractable cable speed inconsistent problem in drive line two ends in the coaxial installation transmission process of double wrap line roller simultaneously, this is that a diameter owing to two rollers that initiatively wind the line changes the inconsistent problem that causes when winding the line, among the present invention owing to adopted the clutch principle, initiatively wind the line roller and a passive coiling roller act in agreement, can effectively address this problem, length, speed is more stable in the feasible coiling transmission process.
Generally speaking, bidirectional coaxial spiral engaging and disengaging gear in a kind of Wound-rotor type door and window tractive of the present invention transmission is applicable to that the Wound-rotor type door and window opens and closes transmission, principle is simple, cost is little, after the user uses, do not contradict with the custom of the daily hand switch door and window of people, namely increase function and don't influenced original use habit, can also effectively solve the fluctuation problem of random length, non-constant speed in the coiling transmission process, this principle of device also is applicable to the similarly clutch problem of coiling tractive transmission occasion that solves.
Summary of the invention
The patent technical issues that need to address of the present invention are to conflict, solve the device that the coiling random length causes the transmission fluctuation problem for coiling transmission door and window shutter provides a kind of avoiding with daily use habit.
The technical solution that realizes patent purpose of the present invention is: the bidirectional coaxial spiral engaging and disengaging gear in the transmission of this Wound-rotor type door and window tractive is by coiling [1], two tapped A, B roller [2,4], be with externally threaded axle sleeve [3], rotating power axle [5], link [6] and static pulley [7] are formed, static pulley [7] is passed in coiling [1] and two is wrapped in two tapped A respectively, B roller [2,4] on, tapped roller [2], be with externally threaded axle sleeve [3] and tapped roller [4] three to be enclosed within successively on the rotating power axle [5], link [6] is fixedly connected in the coiling [1], during work, when being with externally threaded axle sleeve [3] to screw in two band internal thread A, B roller [2,4] among any the time, by set stop surface [8 above the both sides, 9] this band internal thread roller of applying drive rotates together, the outside thread of axle sleeve this moment [3] must leave the internal thread of another one roller fully, one closes from one, forms a kind of bidirectional coaxial spiral engaging and disengaging gear for the two-way tractive transmission of Wound-rotor type.
Two tapped A of the bidirectional coaxial spiral engaging and disengaging gear in the transmission of this Wound-rotor type door and window tractive, B roller [2,4] be respectively equipped with stop surface [8] on, be with externally threaded axle sleeve [3] to be provided with stop surface [9], when being with externally threaded axle sleeve [3] to screw in tapped roller [2] or [4] when the degree of depth is set, can link because of colliding of corresponding stop surface [8] and [9], at this moment stop surface [8,9] axially present position and arranging of screw-in depth need satisfy condition: L1≤L3, wherein L1 is for being with externally threaded axle sleeve [3] axial length, L3 when to be stop surface [8] with [9] collide interlock axle sleeve [3] screw-in direction foremost face to separated the proximate end face of roller between distance, can guarantee that like this separation of bidirectional coaxial spiral engaging and disengaging gear is thorough.
The setting of distance L 2 values between two tapped A of this spiral engaging and disengaging gear, the B roller [2,4] will be considered the transition kind of drive with externally threaded axle sleeve [3]: when the wave range control that L2＜L1 and L2 value are set is worked in a pitch, can guarantee to screw out direct, the transition fast that screws in externally threaded axle sleeve [3] between two tapped A, B roller [2,4].And when L2 〉=L1 is set, between two tapped A, B roller [2,4], can not finish the transition that screws out screw-in on one's own account with externally threaded axle sleeve [3], needing increases the tooth bar of engagement guiding between axially or contains the sleeve of band internal thread tooth at two tapped A, B roller [2,4], with the indirect transition that guarantees to pass in and out between two tapped A, B roller [2,4] with externally threaded axle sleeve [3].
Bidirectional coaxial spiral engaging and disengaging gear in the transmission of this Wound-rotor type door and window tractive is in the implementation that keeps having under tapped A, B roller [2,4] and the prerequisite constant with externally threaded axle sleeve [3] relative motion relation two kinds of axial motions controls: a kind of is rotating power axle [5] and relative slip the vertically of being with between externally threaded axle sleeve [3] of overlapping thereon, and spacing vertically with two the tapped A, the B roller [2,4] that overlap thereon; Another is rotating power axle [5] and cover being with between externally threaded axle sleeve [3] without any relative movement thereon, and with thereon two tapped A of cover, B roller [2,4] between relative slip the vertically.The axial motion part of these two kinds of implementations arranges difference, but the clutch effect is similar.
In addition, when in omitting static pulley [7] and tapped A, B roller [2,4] of the bidirectional coaxial spiral engaging and disengaging gear in this Wound-rotor type door and window tractive transmission does not wind the line, can be reduced to the engaging and disengaging gear of unidirectional take-up transmission, coiling this moment [1] one end is around tapped roller [2] or above [4], and an other end directly is fixedly connected on the link [6].A roller in tapped A, the B roller [2,4] does not need coiling at this moment, this is simplified roller [10] and is guaranteeing L1≤L3 and keeping the engagement driving with externally threaded axle sleeve [3] to concern under the prerequisite, its profile and mounting point can be adjusted according to the spatial arrangement needs, be installed in rotating power axle [5] side when this roller is reduced to, during with the helical rack [11] of outside thread engagement driving of band outside thread axle sleeve [3], the clutch principle is preceding the same with effect and simplification.
Patent of the present invention is described in further detail drive method and the principle of the bidirectional coaxial spiral engaging and disengaging gear in the transmission of this Wound-rotor type door and window tractive below in conjunction with accompanying drawing.
Description of drawings
Fig. 1: the composition schematic representation of the reciprocal transmission scheme of double wrap line roller of the bidirectional coaxial spiral engaging and disengaging gear in the transmission of a kind of Wound-rotor type door and window tractive;
Fig. 2: the composition schematic representation of single coiling roller transmission scheme of the bidirectional coaxial spiral engaging and disengaging gear in the transmission of a kind of Wound-rotor type door and window tractive;
Fig. 3: the non-coiling roller of the bidirectional coaxial spiral engaging and disengaging gear in the transmission of a kind of Wound-rotor type door and window tractive is simplified to the scheme schematic representation of helical rack engagement driving relation;
Be with externally threaded shaft sleeve parts 3 mark schematic representation among Fig. 4: Fig. 1,2,3.
Wherein, Fig. 1,2,3 and Figure of abstract in used unified number designation: 1 coiling, 2 tapped A rollers, 3 are simplified rollers, 11 helical racks with the stop surface, 9 on externally threaded axle sleeve, 4 tapped B rollers, 5 rotating power axles, 6 links, 7 static pulley, the 8 band internal thread rollers with the stop surface on the externally threaded axle sleeve, 10.
Embodiment
Below in conjunction with Fig. 1, Fig. 2, Fig. 3 and Fig. 4, to embodiment's further detailed description of patent of the present invention.
In conjunction with Fig. 1, bidirectional coaxial spiral engaging and disengaging gear in a kind of Wound-rotor type door and window tractive transmission of patent of the present invention by coiling [1], two tapped A, B rollers [2,4], be with externally threaded axle sleeve [3], rotating power axle [5], link [6] and static pulley [7] to form, static pulley [7] is passed in coiling [1] and two is wrapped in respectively on two tapped A, the B roller [2,4], tapped roller [2], be with externally threaded axle sleeve [3] and tapped roller [4] three to be enclosed within successively on the rotating power axle [5], link [6] is fixedly connected in the coiling [1].Wherein be with externally threaded axle sleeve [3] to be slidingly connected on the rotating power axle [5], tapped A, B roller [2,4] are fixedly connected on rotating power axle [5] respectively upward and will be with externally threaded axle sleeve [3] to be clipped in the middle.During work, when slippage vertically screw in a band internal thread roller that is fixed on the rotating power axle [5] with externally threaded axle sleeve [3] time, will drive this band internal thread roller by set stop surface above the both sides [8,9] applying rotates together, the outside thread of axle sleeve this moment [3] has left the internal thread of another one roller fully, one the unification from, just can enter another one with externally threaded axle sleeve [3] counterrotating and be fixed in the band on the rotating power axle [5], form a kind of bidirectional coaxial spiral engaging and disengaging gear for the two-way tractive transmission of Wound-rotor type.In order to guarantee finishing smoothly of clutch function, also need:
(1) two tapped A, B roller [2,4] be respectively equipped with stop surface [8] on, be with externally threaded axle sleeve [3] to be provided with stop surface [9], when being with externally threaded axle sleeve [3] to screw in tapped roller [2] or [4] certain depth, can link because of colliding of corresponding stop surface [8] and [9], at this moment stop surface [8,9] axially present position and arranging of screw-in depth need satisfy condition: L1≤L3, wherein L1 is for being with externally threaded axle sleeve [3] axial length, L3 when to be stop surface [8] with [9] collide interlock axle sleeve [3] screw-in direction foremost face to separated the proximate end face of roller between distance, can guarantee that like this separating action of bidirectional coaxial spiral engaging and disengaging gear is totally thorough;
In conjunction with Fig. 2, bidirectional coaxial spiral engaging and disengaging gear in the transmission of a kind of Wound-rotor type door and window tractive is by coiling [1], tapped roller [4], form with externally threaded axle sleeve [3], rotating power axle [5], link [6] and the simplification roller [10] that do not wind the line, static pulley [7] is passed in coiling [1] and two is wrapped in respectively on tapped roller [4] and the link [6], simplifies roller [10], is with externally threaded axle sleeve [3] and tapped roller [4] three to be enclosed within successively on the rotating power axle [5].Wherein be with externally threaded axle sleeve [3] to be slidingly connected on the rotating power axle [5], simplify roller [10] and tapped roller [4] and be fixedly connected on rotating power axle [5] respectively upward and will be with externally threaded axle sleeve [3] to be clipped in the middle.During work, when slippage vertically screw in a tapped roller [4] that is fixed on the rotating power axle [5] with externally threaded axle sleeve [3] time, will drive this band internal thread roller by set stop surface above the both sides [8,9] applying rotates together, the outside thread of axle sleeve this moment [3] has left the internal thread of simplifying roller [10] fully, and one closes from one; When being with externally threaded axle sleeve [3] counterrotating to enter in the simplification roller [10], will free fully with tapped roller [4].So just formed a kind of spiral engaging and disengaging gear for the unidirectional tractive transmission of Wound-rotor type.In order to guarantee finishing smoothly of direct clutch function, L2＜L1≤L3 also need satisfy condition.
In conjunction with Fig. 3, in two rollers of bidirectional coaxial spiral engaging and disengaging gear in the transmission of a kind of Wound-rotor type door and window tractive one not coiling and when simplifying roller [10] can continue to be simplified to helical rack [11] in the tooth bar engagement driving relation according to the spatial arrangement needs.At this moment, replace the helical rack [11] of coiling roller [2] also will satisfy relation: L2＜L1≤L3, wherein the same externally threaded axle sleeve [3] axial length of still being with aforementioned diagram of L1.
Claims (5)
1. the bidirectional coaxial spiral engaging and disengaging gear in the Wound-rotor type door and window tractive transmission, its structure characteristic is that this device is mainly by coiling [1], tapped A roller [2], tapped B roller [4], be with externally threaded axle sleeve [3], rotating power axle [5], link [6] and static pulley [7] are formed, static pulley [7] is passed in coiling [1] and two is wrapped in two tapped A respectively, B roller [2,4] on, tapped A roller [2], be with externally threaded axle sleeve [3] and tapped B roller [4] three to be enclosed within successively on the rotating power axle [5], link [6] connects coiling [1], during work, when being with externally threaded axle sleeve [3] to screw in tapped A, B roller [2,4] among any the time, by set stop surface [8 above the both sides, 9] this band internal thread roller of applying drive rotates together, the outside thread of axle sleeve this moment [3] must leave the internal thread of another one roller fully, one closes from one, forms a kind of bidirectional coaxial spiral engaging and disengaging gear for the transmission of Wound-rotor type tractive.
2. the bidirectional coaxial spiral engaging and disengaging gear in a kind of Wound-rotor type door and window tractive according to claim 1 transmission, it is characterized in that two tapped A, B roller [2,4] be respectively equipped with stop surface [8] on, be with externally threaded axle sleeve [3] to be provided with stop surface [9], when being with externally threaded axle sleeve [3] to screw in tapped A, B roller [2,4] time, can be because corresponding stop surface [8,9] applying and linking, at this moment stop surface [8,9] axially present position and screw-in depth the L1≤L3 that need satisfy condition is set, wherein L1 is for being with externally threaded axle sleeve [3] axial length, L3 is stop surface [8,9] collide when interlock axle sleeve [3] screw-in direction front-end face to separated the roller proximate end face between distance, can guarantee that like this applying of bidirectional coaxial spiral engaging and disengaging gear is reliable, separate thoroughly.
3. the bidirectional coaxial spiral engaging and disengaging gear in a kind of Wound-rotor type door and window tractive according to claim 1 transmission, the selection that it is characterized in that distance L 2 values between two tapped A, the B roller [2,4] has determined with externally threaded axle sleeve [3] mode of transient motion vertically: when L2＜L1 and L2 wave range are arranged within the thread pitch, can realize screwing out the direct transition that screws in externally threaded axle sleeve [3] between two tapped A, B roller [2,4]; When L2 〉=L1, with externally threaded axle sleeve [3] between two tapped A, B roller [2,4] on one's own account length finish the direct transition that screw out to screw in, needing increases the engagement guiding at two tapped A, B roller [2,4] between axially, the engagement guiding comprises tooth bar or contains tapped sleeve, the indirect transition that can help realization to pass in and out between two tapped A, B roller [2,4] with externally threaded axle sleeve [3].
4. the bidirectional coaxial spiral engaging and disengaging gear in a kind of Wound-rotor type door and window tractive according to claim 1 transmission, it is characterized in that keeping under tapped A, B roller [2,4] and the prerequisite constant with externally threaded axle sleeve [3] relative motion relation two kinds of implementations being arranged, a kind of be rotating power axle [5] with cover thereon be with between externally threaded axle sleeve [3] the relative slip vertically, and and spacing vertically between thereon two tapped A of cover, B roller [2,4]; Another is rotating power axle [5] and cover being with to fixedly connected between externally threaded axle sleeve [3] and not having relative movement thereon, and with thereon two tapped A of cover, B roller [2,4] between relative slip the vertically.
5. the bidirectional coaxial spiral engaging and disengaging gear in a kind of Wound-rotor type door and window tractive according to claim 1 transmission, it is characterized in that this device is omitting static pulley [7], coiling [1] one end is when an other end directly is fixedly connected on the link [6] around tapped roller [2] or [4] above, can be reduced to the engaging and disengaging gear of unidirectional take-up transmission, this moment tapped A, B roller [2,4] roller in does not need coiling, this simplifies roller [10] under guaranteeing L1≤L3 and keeping prerequisite with the engagement driving relation of externally threaded axle sleeve [3], its profile and mounting point can be adjusted according to the spatial arrangement needs, this roller profile can be reduced to and be installed in rotating power axle [5] side, during with the helical rack [11] of outside thread engagement driving of band outside thread axle sleeve [3], have and simplify before same clutch principle and effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320161253 CN203189558U (en) | 2013-04-03 | 2013-04-03 | Thread-winding type bi-directional coaxial spiral clutch in traction transmission of doors and windows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320161253 CN203189558U (en) | 2013-04-03 | 2013-04-03 | Thread-winding type bi-directional coaxial spiral clutch in traction transmission of doors and windows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203189558U true CN203189558U (en) | 2013-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320161253 Expired - Fee Related CN203189558U (en) | 2013-04-03 | 2013-04-03 | Thread-winding type bi-directional coaxial spiral clutch in traction transmission of doors and windows |
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| Country | Link |
|---|---|
| CN (1) | CN203189558U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100650A (en) * | 2013-04-03 | 2014-10-15 | 王陈梓 | Bidirectional coaxial spiral clutch device in wire-wound type door window pulling transmission |
-
2013
- 2013-04-03 CN CN 201320161253 patent/CN203189558U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100650A (en) * | 2013-04-03 | 2014-10-15 | 王陈梓 | Bidirectional coaxial spiral clutch device in wire-wound type door window pulling transmission |
| CN104100650B (en) * | 2013-04-03 | 2016-12-28 | 王陈梓 | A kind of bidirectional coaxial spiral arrangement of clutch in Wound-rotor type door and window tractive transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130911 Termination date: 20190403 |