CN107120055A - A kind of manual bead driver - Google Patents
A kind of manual bead driver Download PDFInfo
- Publication number
- CN107120055A CN107120055A CN201710324200.6A CN201710324200A CN107120055A CN 107120055 A CN107120055 A CN 107120055A CN 201710324200 A CN201710324200 A CN 201710324200A CN 107120055 A CN107120055 A CN 107120055A
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- CN
- China
- Prior art keywords
- brake disc
- base
- magnetic
- pipe close
- pearl
- 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.)
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Classifications
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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
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/78—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor for direct manual operation, e.g. by tassels, by handles
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention provides a kind of manual bead driver, including：Pipe close, its be used for the grafting of curtain pipe crimping and can drive curtain pipe crimping rotate；Magnetic-clutching mechanism, it is connected with the pipe close；Base, it is fixedly installed, and the base is connected with the magnetic-clutching mechanism and the base limits the magnetic-clutching mechanism and rotated；Pearl disk, it is connected with the pipe close, and the magnetic-clutching mechanism separates to drive the pipe close to rotate with the base during pearl disk rotation；Beneficial effects of the present invention are：Without torsion spring self-locking, braking is reliable, than relatively labor-saving when using.
Description
Technical field
The invention belongs to curtain driver technical field, it is related to a kind of manual bead driver.
Background technology
All being disposed with places such as office, hotel, dining room, classroom, families on curtain, curtain has bead driver,
It can rotate curtain pipe crimping by bead driver, so as to play the effect for putting down or packing up curtain.
Because the bead driver (or making head processed) of manual bead curtain is simple in construction, easy to use, so application
Widely.
General manual bead driver locking function is one or more energy self-lockings on the fixed mandrel of driver
Torsion spring complete.Due to the deadweight reason of fabric for roller shutter and roller shutter lower beam so that torsion spring is constantly in bears the weight completely
Pre strained state.
When curtain deploys or packed up, torsion spring can not loosen rotation completely in addition, and so packing up Shi Budan when curtain will overcome
The deadweight of fabric and roller shutter lower beam, the frictional force that also overcome torsion spring to be produced when rotating with mandrel.
In order to overcome, the bead driver of existing manual bead curtain is not enough, it is necessary to which one kind is without torsion spring self-locking, and braking can
Lean on, the manual bead driver in labour-saving is compared when using.
The content of the invention
The purpose of the present invention is in view of the above-mentioned problems existing in the prior art, it is proposed that a kind of manual bead driver.
The purpose of the present invention can be realized by following technical proposal：A kind of manual bead driver, including：
Pipe close, its be used for the grafting of curtain pipe crimping and can drive curtain pipe crimping rotate；
Magnetic-clutching mechanism, it is connected with the pipe close；
Base, it is fixedly installed, and the base is connected with the magnetic-clutching mechanism and the base limits the magnetic
Property clutch rotate；
Pearl disk, it is connected with the pipe close, and the magnetic-clutching mechanism and the bottom during pearl disk rotation
Seat separation is so as to drive the pipe close to rotate.
Preferably, the magnetic-clutching mechanism includes brake disc, some magnetic parts and swings ball, the one of the brake disc
End and the pipe close other end that is connected can be fixedly connected to limit pipe close rotation, the swing ball with the base
It is connected with the pearl disk, and the swing ball makes the base and the brake disc point by extruding the brake disc
From the magnetic part is used to the brake disc being pull-in on the base.
Preferably, the front end of the pipe close is provided with inner chamber, the front end of the brake disc is located in the inner chamber, some
The magnetic part is divided into two groups and is separately mounted on the brake disc and the base so that the rear end of the brake disc
And the base is attached by magnetic force.
Preferably, being additionally provided with elastic component in the inner chamber, one end of the elastic component is connected the other end with the inner chamber
It is connected with the brake disc, so as to push the brake disc to the base.
Preferably, the rear end of the pipe close is provided with some bearing pins, the swing ball is located on the bearing pin, the pearl
Disk is arranged on the rear end of the pipe close, and the ball that swings is located on the inner ring of the pearl disk；The upper end for swinging ball is set
Have V-shaped groove lower end be provided with two ball bumps, the inner ring of the pearl disk be provided with it is some with it is described swing ball it is corresponding convex
Platform, the boss is contradicted with the V-shaped groove and is connected, and the ball bumps are contradicted with the brake disc and are connected；The pearl disk is rotated
Shi Suoshu boss promotes the swing ball, so that the swing ball extrudes the brake disc, and make the brake disc with it is described
Base is separated.
Preferably, being provided with some ratchets on the base, the rear end of the brake disc is provided with brake tooth, the braking
Disk contradicts ratchet when being connected with the base and engaged with the brake tooth, so that the Brake disc lock is scheduled on into the base
On.
Preferably, be provided with mandrel on the base, the mandrel can be around through the brake disc and the brake disc
The mandrel is rotated.
Preferably, the rear end of the pipe close is provided with rib, the pearl disk is set on the rib.
Preferably, be uniformly arranged some muscle lines in the inner chamber vertically, the front end of the brake disc is provided with some
The strip groove coordinated with the muscle line, so that the brake disc can be moved axially along the muscle line.
Preferably, bead and some pearl grooves are provided with the pearl disk, outer ring week of each pearl groove along the pearl disk
Face is uniformly distributed, and the bead is embedded in the pearl groove and can be by pulling the bead to drive the pearl disk to rotate.
Compared with prior art, beneficial effects of the present invention are：
1st, without torsion spring self-locking, braking is reliable, than relatively labor-saving when using.
2nd, when pearl disk is not rotated, base and magneticaction of the brake disc by magnetic part, both inhale together, and keep
It is fixed, it is also that pipe close is locked while brake disc is locked due to pipe close and brake disc linkage；And during the rotation of pearl disk, boss can be dialled
Movable pendulum moves ball, swing ball is extruded brake disc, and brake disc is extruded towards the direction of pipe close, so that brake disc and base
Separation, at the same time, because boss is connected with swinging ball conflict, so pearl disk can also drive pipe close to rotate.
3rd, when pearl disk stops operating, elastic component can give one elastic force towards base of brake disc, so that brake disc more may be used
That leans on is locked on base, and can also play and make up the hypodynamic effect of magnetic, is held this makes it possible to make magnetic-clutching mechanism
Carry with big load.
4th, V-shaped groove is adapted to boss, and boss contradict on two sides of V-shaped groove, so can boss effect
Lower swing, the quantity of ball bumps is two, and is located at effect both sides respectively, and such pearl disk is either rotated clockwise or inverse
Hour hands, which are rotated, can stir swing ball.
Brief description of the drawings
Fig. 1 is the explosive view of the manual bead driver of the present invention；
Fig. 2 is the internal structure schematic diagram of the manual bead driver of the present invention；
Fig. 3 is pearl disk of the invention, swings ball and the attachment structure figure of brake disc；
Fig. 4 is the brake disc of the present invention and the exploded perspective view of pipe close；
Fig. 5 is the brake disc of the present invention and the exploded perspective view of base；
Fig. 6 is the manual bead driver of the present invention and the schematic diagram of curtain pipe crimping.
In figure, 100, pipe close；110th, inner chamber；111st, muscle line；120th, bearing pin；130th, elastic component；140th, rib；200th, magnetic
Clutch；210th, brake disc；211st, brake tooth；212nd, umbrella face；213rd, strip groove；220th, magnetic part；230th, ball is swung；
231st, V-shaped groove；232nd, ball bumps；300th, base；310th, ratchet；320th, mandrel；400th, pearl disk；410th, boss；420th, bead；
430th, pearl groove.
Embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, a kind of manual bead driver, it is applied on curtain, in reality
Border is in use, can drive shade rollerl blind shaft to rotate, so as to deploy or draw curtain in.
Manual bead driver includes：Pipe close 100, magnetic-clutching mechanism 200, base 300 and pearl disk 400, and this
Place what deserves to be explained is, the difference of itself and traditional manual bead driver is that its overall structure is more reasonable, and adopts
Torsion spring and axle are instead of with magnetic-clutching mechanism 200, is caused this makes it possible to overcome the deadweight of fabric for roller shutter and roller shutter lower beam
Torsion spring is constantly in the Pre strained state for bearing the weight completely.
And can also solve the torsion spring when curtain deploys or packed up can not loosen rotation completely, not single when curtain is packed up
Overcome the deadweight of fabric and roller shutter lower beam, the shortcoming of the frictional force produced when also overcoming the torsion spring to rotate with mandrel 320 is simple
For, it is exactly that, when in use without torsion spring self-locking, braking is reliable, than relatively labor-saving when using.
Wherein, pipe close 100, its be used for the grafting of curtain pipe crimping and can drive curtain pipe crimping rotate；It is worth explanation herein
It is that pipe close 100 is exactly tubular structure, its front end can be tucked into the axis hole of curtain pipe crimping, and the end of pipe close 100 has
Discoid end face.
It can be connected by pipe close 100 with curtain pipe crimping, be also finally by driving pipe close in the actual course of work
100 rotations for rotating to realize curtain pipe crimping.
Magnetic-clutching mechanism 200, it is connected with the pipe close 100；Magnetic-clutching mechanism 200 is a kind of clutch
Structure, in simple terms, the effect for the brake self-locking that magnetic-clutching mechanism 200 is actually played, when triggering some action, can be solved
Except the self-locking state of magnetic-clutching mechanism 200, rotate pipe close 100, so as to realize the winding of curtain.
Base 300, it is fixedly installed, and the base 300 is connected and the base with the magnetic-clutching mechanism 200
The 300 limitation magnetic-clutching mechanisms 200 are rotated；Base 300 is actually the outermost part of driver, is similar to
One end cap, often securing, it is impossible to be rotated, base 300 herein serves pinning magnetic-clutching mechanism 200
Effect.
It is exactly that magnetic-clutching mechanism 200 can be connected or separated with base 300 for further, once trigger certain
Individual action, such as pearl disk 400 are rotated, then magnetic-clutching mechanism 200 will be separated with base 300.
Pearl disk 400, it is connected with the magnetic-clutching mechanism 200, and the magnetic during pearl disk 400 rotation
Clutch 200 separates to drive the pipe close 100 to rotate with the base 300.
From a structural point, pearl disk 400 is a part of user's direct drive, that is to say, that user is drawn by pulling
Pearl 420 rotates pearl disk 400, when pearl disk 400 is rotated, and triggering magnetic-clutching mechanism 200 is acted, base 300 and magnetic from
Close mechanism 200 to separate, be also with regard to saying, self-locking state is released, and now the power of pearl disk 400 passes to pipe close 100, so that
Curtain pipe crimping is rotated.
Due to carrying out self-locking using magnetic-clutching mechanism 200, so curtain is more stable in folding, and it will not produce larger
Frictional force, user pull curtain when also than relatively labor-saving.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, on the basis of above-mentioned embodiment, the magnetic-clutching mechanism 200
Including brake disc 210, some magnetic parts 220 and swing ball 230.
Wherein, the effect of brake disc 210 be when not pulling pearl disk 400, that is, not function driver when, itself and base
300 locking, rotated so as to limit pipe close 100, herein also what deserves to be explained is, the opposite end of brake disc 210 is base respectively
300 with pipe close 100.
Magnetic part 220 is the element that brake disc 210 and base 300 can link together, and passes through magnetic part 220, energy
Brake disc 210 is attracted each other with base 300, and keep self-locking, and after brake disc 210 is separated with base 300, moreover it is possible to energy
Enough there is magnetic force, make after pearl disk 400 stops operating, brake disc 210 is relocked on base 300 by magnetic force.
It is the part for making brake disc 210 be separated with base 300 to swing ball 230, for the course of work, swings the energy of ball 230
It is enough that brake disc 210 is extruded by swinging, so that brake disc 210 is away from base 300, and also act as the torsion of pearl disk 400
Square passes to pipe close 100, so that the driving pipe close 100 of pearl disk 400 is rotated.
The brake disc 210 is connected with the pipe close 100, and the front end of the pipe close 100 is provided with inner chamber 110, institute
The front end for stating brake disc 210 is located in the inner chamber 110, and the rear end of the brake disc 210 is blocked with the base 300
Connect；Herein what deserves to be explained is, the front end of brake disc 210 is similar to tubulose, can wear into inner chamber 110, and brake disc
210 rear end is similar to plate-like, and it can be attached on base 300；The structure of this brake disc 210 is very reasonable, passes through front end
It is connected with pipe close 100, can be with the self-locking of base 300 by rear end.
220 points of some magnetic parts be two groups and be separately mounted on the brake disc 210 and the base 300 from
And the brake disc 210 and the base 300 is attached by magnetic force；Magnetic part 220 can be realized by magnetic field
It can also be acted on after brake disc 210 and the connection of base 300, and both separation by magnetic field, produce attraction, so that real
The effect of existing magnetic-clutching.
As shown in figure 1, on the basis of above-mentioned embodiment, elastic component 130 is additionally provided with the inner chamber 110, it is described
One end of elastic component 130 is connected the other end with the inner chamber 110 and is connected with the brake disc 210, so that by the brake disc 210
Push the base 300 to.
Elastic component 130 can make brake disc 210 have stronger coupling mechanism force, in simple terms, exactly promote brake disc 210,
And the elastic force of brake disc 210 is given, can preferably it be pressed on base 300.
From a structural point, inner chamber 110 is actually a tubular housing, and similar to an axis hole, elastic component 130 is preferred
It for spring, can be arranged in inner chamber 110, and promote brake disc 210 axially close to base 300.
In practical work process, when pearl disk 400 stops operating, elastic component 130 can be to brake disc 210 1 towards base
300 elastic force, is locked on base 300 so that brake disc 210 is more reliable, and can also play that to make up magnetic hypodynamic
Effect, is carried with big load this makes it possible to make magnetic-clutching mechanism 200.
As shown in figure 3, on the basis of above-mentioned embodiment, the rear end of the pipe close 100 is provided with some bearing pins 120,
The swing ball 230, which is located on the bearing pin 120 and contradicted with the brake disc 210, to be connected, and above-mentioned each bearing pin 120 is equal
Even is distributed on the plate-like rear end of pipe close 100, and the rounded arrangement of each bearing pin 120；Swing the quantity and bearing pin 120 of ball 230
Correspond, and can be swung around bearing pin 120 in the range of certain angle, it is real when swing ball 230 is promoted by pearl disk 400
The effect for making pearl disk 400 be linked with pipe close 100 is produced on border.
The pearl disk 400 is arranged on the rear end of the pipe close 100, herein what deserves to be explained is, swing ball 230 be in system
The periphery of Moving plate 210, pearl disk 400 is located at the periphery for swinging ball 230.
Some boss 410 corresponding with the swing ball 230, the swing ball are provided with the inner ring of the pearl disk 400
230 are located on the inner ring of the pearl disk 400 and are connected with the boss 410 conflict, the boss when pearl disk 400 is rotated
410 promote the swing ball 230, so that the swing ball 230 extrudes the brake disc 210, and make the brake disc 210 with
The base 300 is separated.
More precisely, the upper end for swinging ball 230 is provided with V-shaped groove 231, and lower end be provided with two it is spherical convex
232 are played, the boss 410 is contradicted with the V-shaped groove 231 and is connected, so as to make the ball bumps when the pearl disk 400 is rotated
232 swing.
The structure of swing ball 230 of above-mentioned shape is very reasonable, and V-shaped groove 231 is adapted to boss 410, and boss 410 is supported
Touch on two sides of V-shaped groove 231, can so be swung in the presence of boss 410, the quantity of ball bumps 232 is two,
And it is located at effect both sides respectively, such pearl disk 400, which is either rotated clockwise or rotated counterclockwise, can stir swing ball
230。
In the actual course of work, when pearl disk 400 is not rotated, base 300 is with brake disc 210 by magnetic part 220
Magneticaction, both inhale together, and keep fix, because pipe close 100 links with brake disc 210, brake disc 210 is locked
It is simultaneously also that pipe close 100 is locked；And during the rotation of pearl disk 400, boss 410 can stir swing ball 230, make the extruding system of swing ball 230
Moving plate 210, and brake disc 210 is extruded towards the direction of pipe close 100, so that brake disc 210 is separated with base 300, with
This is simultaneously as boss 410 is connected with swinging the conflict of ball 230, so pearl disk 400 also can drive pipe close 100 to rotate.
As shown in Figure 1, Figure 4, Figure 5, on the basis of above-mentioned embodiment, some ratchets are provided with the base 300
310, the rear end of the brake disc 210 is provided with brake tooth 211, and the brake disc 210 passes through the elasticity with the base 300
Part 130 and the magnetic part 220 contradict the ratchet 310 when being connected and engaged with the brake tooth 211, so that by the brake disc
210 are locked on the base 300.
Specifically, when ratchet 310 is engaged with brake tooth 211, because base 300 is fixed, so ratchet 310 can quilt
Block, so can reliably limit very much brake disc 210, rotated so as to avoid brake disc 210 from skidding；And pass through base
300 are connected with the conflict of brake disc 210, are also entered while contradicting ratchet 310 by way of the locking that brake tooth 211 is engaged
Row braking, its effect is very reliable.
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5, on the basis of above-mentioned embodiment, the rear end of the brake disc 210 has
Umbrella face 212, the ball bumps 232 are contradicted on the umbrella face 212, specifically, and the edge in umbrella face 212 is actually
With certain radian, so it is easy to swing ball 230 to be extruded, if not umbrella face 212, then whole clutch
Effect can be reduced, and caused to unlock not smooth, will be reduced the reliability of whole driver.
As shown in Figure 1, Figure 2, Figure 5, on the basis of above-mentioned embodiment, mandrel 320 is provided with the base 300,
The mandrel 320 passes through the brake disc 210 and the brake disc 210 can be rotated around the mandrel 320.
Mandrel 320 can carry out certain locating effect to brake disc 210, when brake disc 210 is located on mandrel 320
When, actually brake disc 210 can not only be allowed to rotate, brake disc 210 can also be allowed to be directed at base 300, allow entirety when mounted
More facilitate accurate.
As shown in figure 4, on the basis of above-mentioned embodiment, the rear end of the pipe close 100 is provided with rib 140, described
Pearl disk 400 is set on the rib 140, and baffle plate can carry out spacing positioning to pearl disk 400, and can also aid in installing,
Pearl disk 400 is set to be difficult operationally play displacement.
As shown in Figure 1, Figure 2, Figure 4 shows, on the basis of above-mentioned embodiment, it is uniformly arranged vertically in the inner chamber 110
There are some muscle lines 111, the front end of the brake disc 210 is provided with some strip grooves 213 coordinated with the muscle line 111, from
And the brake disc 210 is moved axially along the muscle line 111, it is that can allow the smoothness of brake disc 210 in inner chamber specifically
Moved forward and backward in 110.
In real work, if muscle line 111 coordinates with strip groove 213, additionally it is possible to further to strengthen brake disc 210
Locking effect, make that brake disc 210 and pipe close 100 link is even closer.
As shown in Fig. 1, Fig. 3, Fig. 6, on the basis of above-mentioned embodiment, be provided with the pearl disk 400 bead 420 with
And some pearl grooves 430, outer ring side face of each pearl groove 430 along the pearl disk 400 be uniformly distributed, and the bead 420 is embedded
The pearl groove 430 is interior and can be by pulling the bead 420 to drive the pearl disk 400 to rotate.
Because the pearl on bead 420 is located in pearl groove 430, so when pulling bead 420, pearl disk 400 can be driven
Rotate.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (10)
1. a kind of manual bead driver, it is characterised in that including：
Pipe close, its be used for the grafting of curtain pipe crimping and can drive curtain pipe crimping rotate；
Magnetic-clutching mechanism, it is connected with the pipe close；
Base, it is fixedly installed, the base is connected with the magnetic-clutching mechanism and the base limit the magnetic from
Mechanism is closed to rotate；
Pearl disk, it is connected with the pipe close, and the magnetic-clutching mechanism and the base point during pearl disk rotation
From so as to drive the pipe close to rotate.
2. manual bead driver as described in claim 1, it is characterised in that：The magnetic-clutching mechanism includes braking
Disk, some magnetic parts and swing ball, one end of the brake disc is connected the other end with the pipe close can be with the base
It is fixedly connected and is rotated so as to limit the pipe close, the swing ball is connected with the pearl disk, and the swing ball passes through
Extruding the brake disc makes the base be separated with the brake disc, and the magnetic part is described for the brake disc to be pull-in on
On base.
3. manual bead driver as described in claim 2, it is characterised in that：The front end of the pipe close is provided with inner chamber,
The front end of the brake disc is located in the inner chamber, and some magnetic parts are divided into two groups and are separately mounted to the brake disc
And on the base so that rear end of the brake disc and the base are attached by magnetic force.
4. manual bead driver as described in claim 3, it is characterised in that：Elastic component is additionally provided with the inner chamber,
One end of the elastic component is connected the other end with the inner chamber and is connected with the brake disc, so as to the brake disc be pushed to described
Base.
5. manual bead driver as described in claim 3, it is characterised in that：The rear end of the pipe close is provided with some pins
Axle, the swing ball is located on the bearing pin, and the pearl disk is arranged on the rear end of the pipe close, and the swing ball is located at institute
On the inner ring for stating pearl disk；The upper end for swinging ball is provided with V-shaped groove lower end and is provided with two ball bumps, the pearl disk it is interior
Some boss corresponding with the swing ball are provided with circle, the boss is contradicted with the V-shaped groove and is connected, the ball bumps
Contradict and be connected with the brake disc；Pearl disk boss promotion swing ball when rotating, so that the swing ball is squeezed
The brake disc is pressed, and the brake disc is separated with the base.
6. manual bead driver as described in claim 4, it is characterised in that：Some ratchets are provided with the base,
The rear end of the brake disc is provided with brake tooth, and the brake disc contradicts the ratchet and the braking when being connected with the base
Tooth is engaged, so that the Brake disc lock is scheduled on the base.
7. manual bead driver as described in claim 6, it is characterised in that：Mandrel is provided with the base, it is described
Mandrel passes through the brake disc and the brake disc can be rotated around the mandrel.
8. manual bead driver as described in claim 5, it is characterised in that：The rear end of the pipe close is provided with rib,
The pearl disk is set on the rib.
9. manual bead driver as described in claim 3, it is characterised in that：It has been uniformly arranged vertically in the inner chamber
Some muscle lines, the front end of the brake disc is provided with some strip grooves coordinated with the muscle line, so that the brake disc
It can be moved axially along the muscle line.
10. manual bead driver as described in claim 8, it is characterised in that：Be provided with the pearl disk bead and
Some pearl grooves, outer ring side face of each pearl groove along the pearl disk is uniformly distributed, and the bead is embedded in the pearl groove and can
By pulling the bead to drive the pearl disk to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710324200.6A CN107120055B (en) | 2017-05-10 | 2017-05-10 | Manual bead pulling driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710324200.6A CN107120055B (en) | 2017-05-10 | 2017-05-10 | Manual bead pulling driver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107120055A true CN107120055A (en) | 2017-09-01 |
| CN107120055B CN107120055B (en) | 2020-01-10 |
Family
ID=59726813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710324200.6A Active CN107120055B (en) | 2017-05-10 | 2017-05-10 | Manual bead pulling driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107120055B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676859A (en) * | 2005-04-22 | 2005-10-05 | 李凯 | Rolling curtain powder metallurgical piece locking device and its manufacturing method |
| CN201290045Y (en) * | 2008-09-18 | 2009-08-12 | 王金友 | Drive device for motor |
| KR20150123060A (en) * | 2014-04-24 | 2015-11-03 | 주식회사 엘엠에이치코리아 | Blind with safety devices |
| CN205590211U (en) * | 2016-05-11 | 2016-09-21 | 郭俊宾 | Rolling door machine brake equipment |
| CN206737792U (en) * | 2017-05-10 | 2017-12-12 | 宁波先锋新材料股份有限公司 | A kind of manual bead driver |
-
2017
- 2017-05-10 CN CN201710324200.6A patent/CN107120055B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676859A (en) * | 2005-04-22 | 2005-10-05 | 李凯 | Rolling curtain powder metallurgical piece locking device and its manufacturing method |
| CN201290045Y (en) * | 2008-09-18 | 2009-08-12 | 王金友 | Drive device for motor |
| KR20150123060A (en) * | 2014-04-24 | 2015-11-03 | 주식회사 엘엠에이치코리아 | Blind with safety devices |
| CN205590211U (en) * | 2016-05-11 | 2016-09-21 | 郭俊宾 | Rolling door machine brake equipment |
| CN206737792U (en) * | 2017-05-10 | 2017-12-12 | 宁波先锋新材料股份有限公司 | A kind of manual bead driver |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107120055B (en) | 2020-01-10 |
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