CN205618063U - Elevating system for shutter - Google Patents
Elevating system for shutter Download PDFInfo
- Publication number
- CN205618063U CN205618063U CN201521142424.8U CN201521142424U CN205618063U CN 205618063 U CN205618063 U CN 205618063U CN 201521142424 U CN201521142424 U CN 201521142424U CN 205618063 U CN205618063 U CN 205618063U
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- China
- Prior art keywords
- gear
- drive link
- stay cord
- elevating mechanism
- limit switch
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Abstract
The utility model discloses an elevating system for shutter, it is especial, including the transfer line of screw rod with screw rod autorotation relatively, be used for actuation transmission pole pivoted power unit on this transfer line, still be equipped with the fixed nut of relative transfer line on this transfer line, this nut meshes with the screw rod mutually, still be equipped with the fixed solid rope sheave of the relative transfer line of a plurality of on the transfer line, be equipped with the lift stay cord that is used for going up and down the shutter leaf admittedly on the rope sheave. The utility model discloses simple structure, the equipment is convenient, the transmission is steady, adopts screw drive and gear drive, and it is closely orderly to make the fake that curls on the transfer line arrange, and it is steady that the shutter leaf goes up and down the action.
Description
Technical field
This utility model relates to window technology field, especially relates to a kind of used in blinds elevating mechanism.
Background technology
At present, existing blind window lifting mechanism typically uses the attachment structure of pulley and drive link, is driven by drive rod rotation
Pulley rotation, and then drive the lifting stay cord being arranged on pulley to be wound on drive link, it is achieved the lifting of shutter leaf.As awarded
Weigh the turning lifting mechanism of a kind of sun blind, this turning lifting disclosed in the patent document that notification number is CN 203614004 U
Mechanism includes being fixed on the turning device in the frame of top and is connected with turning device and is positioned at corner connecting device at frame angle, is arranged on
Carriage, connection corner connecting device and the halliard of carriage and upset light modulation in side frame are restricted and are fixed at the bottom of side frame
The spacing base in portion.
But, use the elevating mechanism of said structure, lifting stay cord when being wound on drive link, each on drive link of coiling
The spacing of fake is difficult to ensure that, each fake is easier to situation paddling or overlap occur, is easily caused shutter leaf at lifting process
In jumping phenomena occurs, situation is serious, in some instances it may even be possible to cause elevating mechanism stuck.
Therefore, it is necessary to study a kind of new elevating mechanism, in order to realize shutter lifting steadily.
Utility model content
The purpose of this utility model is to provide a kind of simple in construction, operate used in blinds elevating mechanism easily, this elevating mechanism
Stable action, can be prevented effectively from the situation that shutter leaf occurs beating in lifting process.
To achieve these goals, this utility model adopts the following technical scheme that
A kind of used in blinds elevating mechanism, particularly, including the drive link of screw rod with the relative screw rod autorotation of energy；On this drive link
It is provided with the actuating unit for driving drive rod rotation；Be additionally provided with the nut that relative drive link is fixing on this drive link, this nut with
Screw rod is meshed；Being additionally provided with the solid rope sheave that several relative drive links are fixing on drive link, this solid rope sheave is provided with for lifting hundred
The lifting stay cord of leaf window leaf.
Principle of the present utility model is as follows:
Shutter leaf is risen:
Lifting stay cord is connected with shutter leaf.Starting actuating unit, actuating unit can provide power, drives drive link relative to spiral shell
Bar autorotation.Nut owing to being located on drive link is meshed with screw rod, and drive link can advance along the longitudinal direction of screw rod.And at this
Meanwhile, and the solid rope sheave being located on drive link can rotate with the rotation of drive link, so that lifting stay cord is around being entangled on drive link,
And then drive shutter leaf to rise.
Shutter leaf is declined:
Start actuating unit, and make this actuating unit provide reverse power, make drive link relative to screw rod autorotation and rotation direction with
When shutter leaf rises, the rotation direction of drive link is contrary.Nut owing to being located on drive link is meshed with screw rod, and drive link is i.e.
Can retreat along the longitudinal direction of screw rod.And at the same time, and the solid rope sheave being located on drive link can rotate with the rotation of drive link, thus
Make to depart from drive link around the lifting stay cord being entangled on drive link, and then drive shutter leaf to decline.
Owing to this elevating mechanism uses screw drive, drive rod rotation translates, and in rotation process, moving interval is constant, so that rising
Fall stay cord fits tightly around each fake being entangled on drive link, does not haves the situation that fake is overlapping, it is to avoid because staying between each fake
Gap is had to cause shutter leaf lifting action unstable or stuck.Tight for being further ensured that each fake around being entangled on drive link
Laminating, drive link can be provided with several group of rope seat；This group of rope seat and solid rope sheave one_to_one corresponding；The bottom dialling rope seat is provided with first
Stay cord via, the top dialling rope seat is provided with the second stay cord via；The nutted rod for tensioning lifting stay cord it is additionally provided with in dialling rope seat,
This nutted rod is between the first stay cord via and the second stay cord via.Lifting stay cord sequentially pass through the first stay cord via, nutted rod,
Second stay cord via, and be fixed on solid rope sheave.When shutter leaf rises or falls, nutted rod tensioning lifting stay cord, it is ensured that rise
Fall stay cord fits tightly with drive link, it is to avoid overlapping situation occur around each fake being entangled on drive link.
The quantity of actuating unit can be one or more, and producers can determine the quantity of actuating unit according to the size of shutter.
If the volume of shutter is relatively big, the actuating unit in elevating mechanism can be two or more.For ensureing that drive rod rotation is steady, dynamic
Force mechanisms can use motor and gear-driven transmission combination.Specifically, this actuating unit can include motor and gear drive block；
This gear drive block includes housing, is provided with intermeshing first gear and the second gear in housing；This first gear is arranged on electricity
On the output shaft of machine, the second gear is connected with drive link；This first gear and the second gear are axial along it, extend equal shape to both sides
Become to have shaft；This shaft is connected with housing and can relative housing autorotation.By intermeshing first gear and the second tooth
Wheel, motor can drive drive rod rotation.Because using gear transmission structure, the stable action of drive rod rotation, it is ensured that BAIYE
The lifting of window leaf is steadily；Be formed at the first gear, the shaft of the second gear both sides is connected with housing, when the first gear, the second tooth
When taking turns relative housing autorotation, this shaft can ensure the first gear and the second gear keeping parallelism, it is to avoid gear drive block makes
Lost efficacy during with.Additionally, the first gear, the second gear axially form shaft along it toward both sides, gear drive also can be simplified
The installation procedure of block, saves the installation time of gear drive block.And for avoid shaft long-term and housing friction and cause shaft
Impaired, the first gear, the both sides of the second gear also can be provided with locating ring, and the first gear, the shaft of the second gear are arranged on this
In locating ring.This locating ring can be copper ring or bearing, is eliminating while shaft and housing rub, and also can play check and correction the
One gear, the effect of the second gear depth of parallelism.
It is relatively fixed for ensureing that solid rope sheave can maintain with drive link, it is to avoid Gu rope sheave slides relative to drive link, drive link can be provided with
Some the binding grooves being longitudinally arranged along drive link, Gu the solid rope sheave fastening block corresponding with this binding groove can be provided with in rope sheave, should
Gu rope sheave fastening block embeds in this binding groove, and thus ensure that solid rope sheave relatively can be fixed and can rotate with drive rod rotation by drive link.
For simplifying the assembly technology of solid rope sheave and lifting stay cord, cross groove Gu can be provided with on rope sheave for the stay cord installing lifting stay cord.
One end of lifting stay cord is crossed groove through this stay cord and ties a knot, and lifting stay cord can be made to realize fixing with solid rope sheave.
For ensureing that shutter leaf can lift smoothly, shutter leaf is it is generally required to upset is to proper angle so that shutter leaf was lifting
Journey intermediate reactor is stacked whole or steadily launches.To this, drive link also can be provided with the turning wheel that can rotate with drive rod rotation, should
Turning wheel is provided with the upset stay cord for adjusting shutter leaf angle.When shutter leaf need to overturn, operator can start power
Mechanism, makes the angle that drive rod rotation one is less, thus drives turning wheel to rotate, regulation upset stay cord, and then makes shutter leaf
Upset.Owing to the angle of drive rod rotation is less, during operator's tilting for blinds leaf, shutter leaf can't be caused to lift.
For realizing shutter leaf function of auto-lift, make shutter leaf arrive precalculated position rear lifting mechanism and can stop action voluntarily,
Travel switch it is also provided with in elevating mechanism.The trip switch can include fixing seat, and this fixing seat is provided with for controlling shutter
First limit switch of leaf descending stroke and for controlling the second limit switch of shutter leaf upward stroke；This first limit switch
Being positioned at the top of fixing seat, this second limit switch is positioned at the bottom of fixing seat.First limit switch can be that roller type is spacing to be opened
Closing, when shutter leaf declines, drive link vertically moves a certain distance along screw rod, Gu rope sheave touches this first limit switch immediately,
Making actuating unit lose power, shutter leaf i.e. arrives predetermined extreme lower position；Second limit switch can be microswitch type limit
Bit switch or Direct Action Type limit switch, when shutter leaf rises, drive link vertically moves a certain distance, shutter leaf along screw rod
Touching this second limit switch immediately, make actuating unit lose power, shutter leaf i.e. arrives predetermined extreme higher position.
This utility model simple in construction, assembling facility, stable drive, use screw drive and gear drive, make around being entangled in
The most in order, shutter leaf lifting action is steady in fake arrangement on drive link.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of elevating mechanism in this utility model embodiment 1；
Fig. 2 is the partial enlarged drawing of A in Fig. 1；
Fig. 3 is the generalized section of this utility model embodiment 1 middle gear drive block；
Fig. 4 is the schematic diagram of the first gear in this utility model embodiment 1；
Fig. 5 is the schematic diagram of the second gear in this utility model embodiment 1；
Fig. 6 is the schematic diagram dialling rope seat in this utility model embodiment 1；
Fig. 7 is the schematic diagram of solid rope sheave in this utility model embodiment 1；
Fig. 8 is the schematic diagram of travel switch in this utility model embodiment 1；
Fig. 9 is turning wheel and the scheme of installation dialling rope seat in this utility model embodiment 2；
Figure 10 is the schematic diagram of turning wheel in this utility model embodiment 2；
Figure 11 is the schematic diagram of elevating mechanism in this utility model embodiment 2.
Description of reference numerals: 1-drive link；2-screw rod；3-motor；4-gear drive block；5-supporting seat；6-dials rope seat；7-stroke
Switch；8-drive link through hole；9-nut；10-binding groove；11-left shell；12-right shell body；13-containing cavity；14-the first tooth
Wheel；15-the second gear；16-the first locating ring；17-the second locating ring；18-shaft；19-gear fastening block；20-first
Stay cord via；21-the second stay cord via；22-nutted rod；The solid rope sheave of 23-；Groove crossed by 24-stay cord；25-fixes seat；26-first
Limit switch；27-the second limit switch；28-turning wheel；29-turning wheel fastening block；30-lifts stay cord；31-overturns stay cord；
The solid rope sheave fixing hole of 32-.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
Embodiment 1:
Elevating mechanism as shown in Figure 1, 2, including drive link 1, screw rod 2, motor 3, gear drive block 4, supporting seat 5,
Dial rope seat 6 and a travel switch 7 for two.Drive link 1 is hollow structure, is provided with along its genesis analysis in drive link 1
Drive link through hole 8.This drive link through hole 8 along drive link 1 longitudinally through whole piece drive link 1, in order to screw rod 2 stretches into drive link 1
In, alleviate the weight of drive link 1, in order to actuating unit drives drive link 1 to rotate simultaneously.One end of drive link 1 passes with gear
Motion block 4 is connected, and gear drive block 4 is connected with motor 3；The other end of drive link 1 is provided with a nut 9, this nut 9
It is meshed with screw rod 2.One end of screw rod 2 is stretched in drive link through hole 8, and the other end is fixed on supporting seat 5.Drive link 1
On be additionally provided with 3 binding grooves 10, these binding groove 10 being longitudinally arranged along drive link 1.
As shown in Fig. 3,4,5, in the present embodiment 1, gear drive block 4 is made up of left shell 11 and right shell body 12, left housing
Body 11 and right shell body 12 cover composition containing cavity 13.First gear the 14, second gear 15, first it is provided with in this containing cavity 13
Locating ring 16 and the second locating ring 17, wherein, the first locating ring 16 is bearing, and the quantity of the first locating ring 16 is 2,
It is arranged in the both sides of the first gear 14；Second locating ring 17 is bearing, and the quantity of the second locating ring 17 is 2, respectively
It is arranged in the both sides of the second gear 15.First gear 14 is connected with the output shaft of motor 3, the second gear 15 and drive link 1 phase
Even, the first gear 14 engages each other with the second gear 15.First gear 14 vertically, extends toward both sides and is formed with shaft
18, this shaft 18 embeds the first locating ring 16 being positioned at the first gear 14 both sides；Same, the second gear 15 is along axle
To, extending toward both sides and be formed with shaft 18, this shaft 18 embeds the second locating ring 17 being positioned at the second gear 15 both sides
In.When first gear 14 and the second gear 15 rotate, the first locating ring 16 or that respective shaft 18 can be relatively corresponding
Two locating rings 17 rotate, it is to avoid shaft 18 rubs impaired with left shell 11, right shell body 12.Additionally, in the second gear 15
Being formed with gear fastening block 19, this gear fastening block 19 embeds in the binding groove 10 of drive link 1, thus ensures the second gear 15
Drive link 1 can be driven to rotate.
As shown in Figure 6,7, in the present embodiment 1, in dialling rope seat 6, it is provided with the first stay cord via 20 and the second stay cord via 21.
First stay cord via 20 and the second stay cord via 21 are all straight holes, and are all arranged in a vertical direction, and the first stay cord via 20
In group top of rope seat 6, the second stay cord via 21 is positioned at the bottom dialling rope seat 6.At the first stay cord via 20 and the second stay cord
Between via 21, dial and be additionally provided with nutted rod 22 on rope seat 6.Lifting stay cord 30 one end sequentially pass through the first stay cord via 20,
Nutted rod the 22, second stay cord via 21, and be fixed on solid rope sheave 23；Lifting stay cord 30 the other end then with shutter leaf phase
Even, this method of attachment can refer to existing shutter, repeats no more here.Gu rope sheave 23 is cylindrical, Gu rope sheave 23
It is provided with the stay cord for fixing lifting stay cord 30 and crosses groove 24.Lifting stay cord 30 along stay cord cross groove 24 longitudinally through this stay cord
Cross groove 24 and tie a knot, it is achieved the connection with solid rope sheave 23 is fixed.Additionally, be additionally provided with solid rope sheave fixing hole 32 on solid rope sheave 23,
This solid rope sheave fixing hole 32 runs through the wall thickness of solid rope sheave 23.Operator utilize jackscrew to pass solid rope sheave fixing hole 32, and make top
Silk is against on drive link 1, and the connection that can realize solid rope sheave 23 and drive link 1 is fixed.
As shown in Figure 8, in the present embodiment 1, travel switch 7 is left by fixing seat the 25, first limit switch 26 and second are spacing
Closing 27 compositions, wherein, the first limit switch 26 is roller type limit switch, and the second limit switch 27 is for open for Direct Action Type is spacing
Close.Fixing seat 25 is positioned at the lower section of drive link 1, and the first limit switch 26 is arranged on the top of fixing seat 25, switchs direction court
To screw rod 2 side；Second limit switch 27 is arranged on the bottom of fixing seat 25, and switch direction is downward.
The work process of this elevating mechanism is as follows:
Shutter leaf rises:
Starting motor 3, motor 3 drives the second gear 15 to rotate by the first gear 14, and then drives drive link 1 to rotate.
The preferably bidirectional servomotor of motor 3, can make drive link 1 stability of rotation.Due to the nut 9 being located on drive link 1 and screw rod
2 engagements, drive link 1, while rotating, will vertically move along screw rod 2.The solid rope sheave 23 being fixed on drive link 1 is immediately
Drive lifting stay cord 30 to be wrapped on drive link 1, thus drive shutter leaf steadily to rise.After shutter leaf rises certain distance,
Will touching the second limit switch 27.Second limit switch 27 can send signal, makes motor 3 stop operating.Now, shutter
Leaf arrives predetermined extreme higher position.
Because the tension of nutted rod 22 and drive link 1 are along the displacement of screw rod 2 longitudinal direction, lifting stay cord 30 is wrapped in drive link
Time on 1, each fake being wrapped on drive link 1 is arranged the tightst and non-overlapping situation, it is ensured that peaceful on shutter leaf
Surely.
Shutter leaf declines:
Start motor 3, make motor 3 invert.Motor 3 drives the second gear 15 to rotate by the first gear 14, and then drives
Drive link 1 rotates.Because motor 3 inverts, turning to of drive link 1 also will be reverse, so that around the lifting being entangled on drive link 1
Stay cord 30 departs from drive link 1, and shutter leaf declines.Nut 9 owing to being located on drive link 1 engages with screw rod 2, transmission
Bar 1, while rotating, will vertically move along screw rod 2.Solid rope sheave after drive link 1 moves a certain distance, on drive link 1
23 will touching the first limit switch 26.First limit switch 26 can send signal, makes motor 3 stop operating.Now, BAIYE
Window leaf arrives predetermined extreme lower position.
Embodiment 2:
The present embodiment 2 is with the difference of embodiment 1, in the present embodiment 2, as shown in figs. 9-11, goes back in dialling rope seat 6
Being provided with turning wheel 28, be provided with turning wheel fastening block 29 in turning wheel 28, this turning wheel fastening block 29 embeds in binding groove 10,
So that turning wheel 28 can rotate with drive link 1 and rotates.Turning wheel 28 is provided with the upset for regulating shutter leaf angle
Stay cord 31, this upset stay cord 31 is connected with shutter leaf.Upset stay cord 31 can refer to existing with the connected mode of shutter leaf
Shutter, repeats no more here.
When shutter leaf need to overturn, operator start motor 3, and motor 3 drives the second gear 15 turns by the first gear 14
Dynamic, and then drive drive link 1 to rotate a angle the least, shutter leaf can realize upset.
Turning wheel 28 can coordinate the lifting process of shutter leaf to use.When shutter leaf rises, first operator can control hundred
Leaf window leaf overturns to suitable angle, in order to when shutter leaf rises, each window leaf can stack neat；After shutter leaf declines,
Operator can control the upset of shutter leaf, makes each shutter leaf realize blocking function.
What this specification was enumerated is only better embodiment of the present utility model, all under operation principle of the present utility model and thinking
The equivalent technologies conversion done, is accordingly to be regarded as protection domain of the present utility model.
Claims (9)
1. a used in blinds elevating mechanism, is characterized in that: include the drive link of screw rod and the relative screw rod autorotation of energy；Described drive link is provided with the actuating unit for driving drive rod rotation；Being additionally provided with the nut that relative drive link is fixing on described drive link, described nut is meshed with screw rod；Being additionally provided with the solid rope sheave that several relative drive links are fixing on described drive link, described solid rope sheave is provided with the lifting stay cord for lifting shutter leaf.
Used in blinds elevating mechanism the most according to claim 1, is characterized in that: described drive link is provided with several group of rope seat；Described group of rope seat and solid rope sheave one_to_one corresponding；The bottom of described group of rope seat is provided with the first stay cord via, and the top dialling rope seat is provided with the second stay cord via；It is additionally provided with the nutted rod for tensioning lifting stay cord in described group of rope seat；Described nutted rod is between the first stay cord via and the second stay cord via.
Used in blinds elevating mechanism the most according to claim 1, is characterized in that: described actuating unit includes motor and gear drive block；Described gear drive block includes housing, is provided with intermeshing first gear and the second gear in housing；Described first gear is arranged on the output shaft of motor, and the second gear is connected with drive link；Described first gear and the second gear are axial along it, extend to both sides and are each formed with shaft；Described shaft is connected with housing and can relative housing autorotation.
Used in blinds elevating mechanism the most according to claim 3, is characterized in that: described first gear, the both sides of the second gear are additionally provided with locating ring；Described first gear, the shaft of the second gear are arranged in described locating ring.
Used in blinds elevating mechanism the most according to claim 1, is characterized in that: described drive link is provided with some the binding grooves being longitudinally arranged along drive link；It is provided with the solid rope sheave fastening block corresponding with described binding groove in described solid rope sheave；Described solid rope sheave fastening block embeds in described binding groove.
Used in blinds elevating mechanism the most according to claim 1, is characterized in that: described solid rope sheave is provided with crosses groove for the stay cord installing lifting stay cord.
Used in blinds elevating mechanism the most according to claim 1, is characterized in that: described drive link is provided with the turning wheel that can rotate with drive rod rotation；Described turning wheel is provided with the upset stay cord for adjusting shutter leaf angle.
Used in blinds elevating mechanism the most according to claim 1, is characterized in that: be also equipped with travel switch in described elevating mechanism；Described travel switch includes fixing seat；Described fixing seat is provided with the first limit switch for controlling shutter leaf descending stroke and for controlling the second limit switch of shutter leaf upward stroke；Described first limit switch is arranged on the top of fixing seat, and described second limit switch is arranged on the bottom of fixing seat.
Used in blinds elevating mechanism the most according to claim 8, is characterized in that: described first limit switch is roller type limit switch；Described second limit switch is microswitch type limit switch or Direct Action Type limit switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521142424.8U CN205618063U (en) | 2015-12-31 | 2015-12-31 | Elevating system for shutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521142424.8U CN205618063U (en) | 2015-12-31 | 2015-12-31 | Elevating system for shutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205618063U true CN205618063U (en) | 2016-10-05 |
Family
ID=57033696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521142424.8U Withdrawn - After Issue CN205618063U (en) | 2015-12-31 | 2015-12-31 | Elevating system for shutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205618063U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525852A (en) * | 2015-12-31 | 2016-04-27 | 广东汉狮贸易有限公司 | Lifting mechanism for shutters |
-
2015
- 2015-12-31 CN CN201521142424.8U patent/CN205618063U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525852A (en) * | 2015-12-31 | 2016-04-27 | 广东汉狮贸易有限公司 | Lifting mechanism for shutters |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161005 Effective date of abandoning: 20171024 |
|
| AV01 | Patent right actively abandoned |