CN206737792U

CN206737792U - A kind of manual bead driver

Info

Publication number: CN206737792U
Application number: CN201720516119.3U
Authority: CN
Inventors: 卢先锋; 杨士举
Original assignee: Ningbo Xianfeng New Material Co Ltd
Current assignee: Ningbo Xianfeng New Material Co Ltd
Priority date: 2017-05-10
Filing date: 2017-05-10
Publication date: 2017-12-12
Anticipated expiration: 2027-05-10

Abstract

The utility model 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 is separated with the base so as to drive the pipe close to rotate during pearl disk rotation；The beneficial effects of the utility model are：Without torsion spring self-locking, braking is reliable, than relatively labor-saving during use.

Description

A kind of manual bead driver

Technical field

The utility model belongs to curtain driver technical field, is related to a kind of manual bead driver.

Background technology

Curtain is all disposed with places such as office, hotel, dining room, classroom, families, there is bead driver on curtain, 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 by 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, when also overcoming the torsion spring to rotate with mandrel caused by frictional force.

In order to overcome the bead driver of existing manual bead curtain deficiency, it is necessary to which a kind of can without torsion spring self-locking, braking Lean on, compare the manual bead driver in labour-saving during use.

Utility model content

The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, it is proposed that a kind of manual bead driving Device.

The purpose of this utility model 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 is separated 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 with the base so as to limit pipe close rotation, the swing ball 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 swing ball is located on the inner ring of the pearl disk；The upper end for swinging ball is set There is V-shaped groove lower end to be provided with two ball bumps, be provided with the inner ring of the pearl disk some corresponding convex with the swing ball Platform, the boss are contradicted with the V-shaped groove and connected, and the ball bumps are contradicted with the brake disc and connected；The pearl disk rotates 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 separates.

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 connecting with the base and engaged with the brake tooth, so as to which 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 rotates.

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 move 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, the beneficial effects of the utility model are：

1st, without torsion spring self-locking, braking is reliable, than relatively labor-saving during use.

2nd, when pearl disk does not rotate, magneticaction of the base with 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 because pipe close and brake disc link；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 and swing ball are to contradict connection, 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 is contradicted on two sides of V-shaped groove, so can be in the effect of boss Lower swing, the quantity of ball bumps are two, and respectively positioned at effect both sides, and such pearl disk either rotates clockwise or inverse Hour hands, which rotate, can stir swing ball.

Brief description of the drawings

Fig. 1 is the explosive view of manual bead driver of the present utility model；

Fig. 2 is the internal structure schematic diagram of manual bead driver of the present utility model；

Fig. 3 is pearl disk of the present utility model, the connection structure diagram for swinging ball and brake disc；

Fig. 4 is the exploded perspective view of brake disc of the present utility model and pipe close；

Fig. 5 is the exploded perspective view of brake disc of the present utility model and base；

Fig. 6 is the schematic diagram of manual bead driver of the present utility model and 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

It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further Description, but the utility model 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 collapse curtain.

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 to deploy in curtain or torsion spring can not loosen rotations completely when packing up, when curtain is packed up not singly Overcome the deadweight of fabric and roller shutter lower beam, when also overcoming the torsion spring to rotate with mandrel 320 caused by frictional force the shortcomings that it is simple For, it is exactly when in use without torsion spring self-locking, braking is reliable, than relatively labor-saving during use.

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, in the course of work of reality, final is also by driving pipe close 100 rotate to realize the rotation of 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 actually plays, when triggering some action, it can solve 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 with the magnetic-clutching mechanism 200 and the base The 300 limitation magnetic-clutching mechanisms 200 rotate；Base 300 is actually the outermost part of driver, is similar to One end cap, it is often securing, it can not be rotated, base 300 herein serves pinning magnetic-clutching mechanism 200 Effect.

It is exactly that magnetic-clutching mechanism 200 can connect or separate with base 300 for further, once trigger certain Individual action, such as pearl disk 400 rotate, then magnetic-clutching mechanism 200 will separate 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 is separated with the base 300 so as to drive the pipe close 100 to rotate.

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, and when pearl disk 400 rotates, triggering magnetic-clutching mechanism 200 acts, base 300 and magnetic from Closing mechanism 200 to separate, be also with regard to saying, self-locking state releases, and now the power of pearl disk 400 passes to pipe close 100, so that Curtain pipe crimping rotates.

Due to carrying out self-locking using magnetic-clutching mechanism 200, so curtain is more stable in folding, and 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 separates with base 300, moreover it is possible to energy Magnetic force enough be present, after pearl disk 400 is stopped 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 to extrude brake disc 210 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 pearl disk 400 drives pipe close 100 to rotate.

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；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 herein 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.

Some magnetic parts 220 be divided to for 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 set to be attached by magnetic force；Magnetic part 220 can be realized by magnetic field Brake disc 210 and the connection of base 300, and can also be acted on after both separation by magnetic field, attraction is produced, so as to 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 as to 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, preferred similar to an axis hole, elastic component 130 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, it is locked in so that brake disc 210 is more reliable on base 300, and can also plays that to make up magnetic hypodynamic Effect, carried this makes it possible to make magnetic-clutching mechanism 200 with big load.

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 120 rounded arrangement of each bearing pin；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, what deserves to be explained is, is swung ball 230 herein and is in system The periphery of Moving plate 210, pearl disk 400 is positioned 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 contradict connection, the boss when pearl disk 400 rotates on the inner ring of the pearl disk 400 and with the boss 410 410 promote it is described swing ball 230 so that it is described swing ball 230 extrude the brake disc 210, and make the brake disc 210 with The base 300 separates.

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 connected, so as to make the ball bumps when the pearl disk 400 rotates 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 supports To 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 respectively positioned at effect both sides, such pearl disk 400, which is either rotated clockwise or rotated counterclockwise, can stir swing ball 230。

In the course of work of reality, when pearl disk 400 does not rotate, base 300 is with brake disc 210 by magnetic part 220 Magneticaction, both inhale together, and keep fix, because pipe close 100 and brake disc 210 link, 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, which can be stirred, swings ball 230, makes 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 separates with base 300, with This is simultaneously as boss 410 and swing ball 230 are to contradict connection, 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 connecting and engaged with the brake tooth 211, so that by the brake disc 210 are locked on the base 300.

Specifically, when ratchet 310 engages 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 contradict connection with brake disc 210, are also entered while contradicting by way of the locking that ratchet 310 engages with brake tooth 211 Row braking, its effect are 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, and specifically, 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 reduce, and cause to unlock not smooth, will reduce 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 can rotate through the brake disc 210 and the brake disc 210 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 It is more convenient 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 not easy play displacement at work.

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, brake disc 210 is linked with pipe close 100 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 are uniformly distributed, the bead 420 is embedded And can be by pulling the bead 420 to drive the pearl disk 400 to rotate in the pearl groove 430.

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 the utility model spirit explanation for example.The utility model institute Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.

Claims

A kind of 1. 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 be connected with the magnetic-clutching mechanism and the base limitation 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 driving 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, described so as to which the brake disc be pushed to 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 are 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 connected, the ball bumps Contradict and connect with the brake disc；Pearl disk boss promotion swing ball when rotating, so that the swing ball squeezes 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 connecting with the base Tooth engages, so as to which 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 can rotate through the brake disc and the brake disc 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 are uniformly distributed, and the bead is embedded in the pearl groove and can By pulling the bead to drive the pearl disk to rotate.