CN104554865A

CN104554865A - Hand pulling device

Info

Publication number: CN104554865A
Application number: CN201310491740.5A
Authority: CN
Inventors: 杨芳林
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-10-18
Filing date: 2013-10-18
Publication date: 2015-04-29
Anticipated expiration: 2033-10-18
Also published as: CN104554865B

Abstract

Disclosed is a hand pulling device used for pulling and tying a first lacing and a second lacing. The hand pulling device comprises a first pulling and tying piece, a second pulling and tying piece, a lacing winding shaft, at least one ratchet set and a fastening unit. The second pulling and tying piece is connected with the first lacing. The lacing winding shaft penetrates the first pulling and tying piece and the second pulling and tying piece, and the second lacing is wound around the lacing winding shaft. The ratchet sets are in linkage with the lacing winding shaft. The fastening unit is provided with at least one first hollowed-out portion and at least one fastening portion, wherein the first hollowed-out portions penetrate the first pulling and tying piece and allow the lacing winding shaft to penetrate, and the fastening portions are formed on the first pulling and tying piece. The first hollowed-out portions can move relative to the lacing winding shaft, so that the first pulling and tying piece and the first fastening portions are enabled to be positioned at a braking position where the first pulling and tying piece is in fastening connection with the ratchet sets or an idle position where the first pulling and tying piece is separated from the ratchet sets. The hand pulling device has the advantages that through special space arrangement and structural design of the fastening unit, the ratchet sets can be driven to rotate unidirectionally, so that components can be simplified, weight and cost can be reduced, and convenience in operation can be improved.

Description

Hand controller

Technical field

The present invention relates to a kind of hand controller, particularly relate to a kind of can the hand controller of restraint of loads.

Background technology

Consult Fig. 1, during general transportation means carrying goods, in order to prevent stacking goods from rocking or landing, mainly can with the restraint of loads of a hand controller 1.This hand controller 1 consists predominantly of that first frenulum 11, second frenulum 12, first draws tie member 13, links with this first frenulum 11 one second draws tie member 14, wear pivot this first draws tie member 13, second to draw a take-up spool 15 of tie member 14 along an axis direction, and overlaps with these take-up spool 15 two ends respectively and consolidate and form two ratchets 16 of interlock.This first draws tie member 13 to have to engage with aforementioned ratchet 16 or bullet takes off of aforementioned ratchet 16 and dials control wafer 131.This second draw tie member 14 to have the aforementioned ratchet 16 of restriction can only a clip 141 of turn in a clockwise direction.

During use, need only with this first frenulum 11, the preliminary restraint of loads of second frenulum 12, back and forth pull this again and first draw tie member 13, just can aforementioned ratchet 16 be hampered by this clip 141 when, this group of control wafer 131 is made first to draw the unidirectional turn of tie member 13 switch aforementioned ratchet 16 with this of clockwise direction turn, and make this group of control wafer 131 draw tie member 13 bullet to take off aforementioned ratchet 16 with first of anticlockwise direction turn, when aforementioned ratchet 16 in a clockwise direction unidirectional turn time this take-up spool 15 this second frenulum 12 that reels can be driven to shorten length, whereby, maintain this first, second frenulum 11, tightness during 12 tying, reach the object of tightening goods.

When ungirding, user must pull this group of control wafer 131 with the finger of one hand and depart from aforementioned ratchet 16, exert a force simultaneously turn in a clockwise direction this first draw tie member 13 second to draw tie member 14 about in after 180 degree to this, first this clip 141 of protuberance (not shown) ejection of tie member 13 ora terminalis could be drawn to depart from aforementioned ratchet 16 with this, whereby, make this take-up spool 15 can two-way turn, reach the object of this second frenulum 12 of pine oil.

But, in order to make aforementioned ratchet 16 can only turn in a clockwise direction, this first draw tie member 13 with this second draw tie member 14 to employ respectively to have elastic-restoring force dial control wafer 131 and clip 141, not only assembly is many, Heavy Weight, and due to this clip 141 be resisted against on aforementioned ratchet 16 in the mode of wipe contact, contrary with the tension direction of this second frenulum 12 again, therefore, when vibrations or when having foreign object to fall between this clip 141 and this take-up spool 15, this clip 141 can reduce the blocking power rubbing and produce because departing from aforementioned ratchet 16, this second frenulum 12 is made to have loosening crisis, and cause the danger ungirded.

Summary of the invention

The object of the present invention is to provide one can simplified assembly, and the hand controller of lifting operation comfort feature.

Hand controller of the present invention is first frenulum and second frenulum of reverse tension for drawing, this hand controller comprise one first draw tie member, one second draw tie member, take-up spool, at least one ratchet group, an and locking unit.This second draws tie member and this first frenulum to link.This take-up spool wears pivot along an axis, and this first draws tie member, second to draw tie member, and this second frenulum that reels.This ratchet group and this take-up spool form interlock.This locking unit has and runs through this along this axis and first draw tie member and first hollow-out parts passed for this take-up spool, and this first hollow-out parts is formed in this first at least one first fastening part drawing tie member relatively, this first hollow-out parts can move relative to this take-up spool, makes this first draw tie member to be positioned at the braking position or slippage that engage with this ratchet group in a neutral with this ratchet group slippage together with this first fastening part.

Hand controller of the present invention, these first two connecting parts drawing tie member to have to link with this take-up spool, and connect a grip part of aforementioned connecting part, this ratchet group has two, first hollow-out parts and this first fastening part of this locking unit have two respectively, and being respectively formed at aforementioned connecting part, aforementioned first fastening part also has a stopping surface for the turn of block aforementioned ratchet group respectively.

Hand controller of the present invention, these second two panel seats drawing tie member to have to be separated by a spacing, and the aforementioned panel seat one end portion and link a rod member of this first frenulum of contacting, this locking unit also has and runs through aforementioned panel seat and two the second hollow-out parts passed for this take-up spool along this axis, and to be formed between aforementioned connecting part and two the second fastening parts of relatively aforementioned second hollow-out parts, aforementioned second fastening part has a stopping surface for the turn of block aforementioned ratchet group respectively, aforementioned ratchet group is under the driving effect of external force, with this take-up spool at aforementioned second hollow-out parts intrinsic displacement, and lay respectively at and to engage with this second fastening part stopping surface and can only a primary importance of unidirectional turn, or depart from this second fastening part and can a reversing second place.

Hand controller of the present invention, drives described ratchet group to come from the drawing tension of this second frenulum in the external force of this second hollow-out parts intrinsic displacement with this take-up spool.

Hand controller of the present invention, aforementioned ratchet group has respectively and to be stretched out by an outer peripheral face and to be formed with the several along tooth slope of a radian, and respectively adjacent this along tooth slope and this outer peripheral face and several check faces that mutually can stop with this stopping surface.

Hand controller of the present invention, these first two first protuberances drawing tie member also to have to be respectively formed at aforementioned connecting part one ora terminalis, aforementioned first protuberance respectively with this first draw the turn of tie member forward to contact with aforementioned second fastening part time, mutually can push with aforementioned second fastening part, this is made first to draw tie member towards away from the direction of aforementioned second fastening part, drive this take-up spool at aforementioned second hollow-out parts intrinsic displacement, and interlock aforementioned ratchet group is stable at the position departing from aforementioned second fastening part.

Hand controller of the present invention, aforementioned first hollow-out parts and aforementioned second hollow-out parts are roughly in thin-and-long, and each hollow-out parts has two long and narrow ends, and shape is in an angle by a center line of every two long and narrow ends and this axes intersect.

Hand controller of the present invention, this second draws tie member to have to be separated by two panel seats of a spacing, contact aforementioned panel seat one end portion and link this first frenulum a rod member, be arranged on an auxiliary catch between aforementioned panel seat, and at least one elastic parts be arranged between this auxiliary catch and aforementioned panel seat, make this auxiliary catch by the elastic force effect of this elastic parts, the reverse turn of block aforementioned ratchet group, and pushed by the ratchet group of forward turn, overcome aforementioned elastic force effect and the aforementioned ratchet group of slippage.

Hand controller of the present invention, these first two first protuberances drawing tie member also to have to be respectively formed at aforementioned connecting part ora terminalis, this first draws tie member to be moved to this neutral towards away from the direction of this take-up spool, and aforementioned first protuberance with this first draw the turn of tie member forward to contact with this auxiliary catch time, aforementioned first protuberance respectively with this auxiliary catch mutually push, and drive this auxiliary catch to be stable to depart from the position of this ratchet group.

Hand controller of the present invention, these second two first recesses drawing tie member also to have to be respectively formed at aforementioned panel seat one end edge, aforementioned first fastening part first draws tie member turn to when being positioned aforementioned first recess with this, is stable at the position departing from aforementioned ratchet group.

Beneficial effect of the present invention is: with this first hollow-out parts and the special spatial design of this first fastening part, just can drive the unidirectional turn of this ratchet group, and can simplified assembly, and reduces weight and cost.

Accompanying drawing explanation

Fig. 1 is a cutaway view, and the hand controller of existing restraint of loads is described;

Fig. 2 is a three-dimensional exploded view, and one first preferred embodiment of hand controller of the present invention is described;

Fig. 3 is a combination stereogram of this first preferred embodiment;

Fig. 4 is a cutaway view of this first preferred embodiment;

Fig. 5 is a lateral plan, to illustrate in this first preferred embodiment that one first is drawn two the first fastening part switches, two ratchet groups in tie member, and this ratchet group departs from one second draws two the second fastening parts in tie member;

Fig. 6 is a lateral plan, to illustrate in this first preferred embodiment that this first draws this ratchet group of the first fastening part slippage in tie member, and this ratchet group second draws the second fastening part in tie member to engage with this;

Fig. 7 is a lateral plan, illustrates that in this first preferred embodiment, two fins engage with two the second recesses, makes this first draw the second fastening part in tie member to be stable to depart from the position of this ratchet group;

Fig. 8 is a lateral plan, to illustrate in this first preferred embodiment that this first draws tie member to move to a neutral towards the direction away from a take-up spool;

Fig. 9 is a lateral plan, to illustrate in this first preferred embodiment that this take-up spool can two-way turn and in separating carrier state;

Figure 10 is a block diagram, and one second preferred embodiment of hand controller of the present invention is described;

Figure 11 is a lateral plan, to illustrate in this second preferred embodiment that one first is drawn two the first fastening part switches, two ratchet groups in tie member, and this ratchet group departs from one second draws in tie member two the second fastening parts and slippage auxiliary catch;

Figure 12 is a lateral plan, to illustrate in this second preferred embodiment that this first draws this ratchet group of the first fastening part slippage in tie member, and this ratchet group second draws the auxiliary catch in tie member to engage with this; And

Figure 13 is a lateral plan, to illustrate in this second preferred embodiment that a take-up spool can two-way turn and in separating carrier state.

Detailed description of the invention

Below in conjunction with drawings and Examples, the present invention is described in detail.

Consult Fig. 2, Fig. 3, and Fig. 4, it is first frenulum 21 and second frenulum 22 that a preferred embodiment of hand controller of the present invention is used for drawing, and comprises one first and draws tie member 3, second to draw tie member 4, take-up spool 5, two ratchet groups 6, and a locking unit 7.

This first draws tie member 3 to have two connecting parts 31, connects a grip part 32 of aforementioned connecting part 31, and is respectively formed at two the first protuberances 33 of aforementioned connecting part 31 1 ora terminalis.

This second draws tie member 4 to have to be separated by two panel seats 40 of a spacing, contact aforementioned panel seat 40 1 end and link this first frenulum 21 a rod member 41, be respectively formed at two the first recesses 42 of aforementioned panel seat 40 1 upper edge, be respectively formed at two the second recesses 46 of aforementioned panel seat 40 upper edge corner, and be respectively formed at aforementioned panel seat 40 upper edge and be positioned at four restriction faces 47 between the second recess 46 and the first recess 42.47 two two, aforementioned restriction face is one group and mutually in the face of being separated by a spacing.

This take-up spool 5 wears pivot along an axis X, and this first draws the connecting part 31 of tie member 3 and this second panel seat 40 drawing tie member 4, and this second frenulum 22 that reels.

Aforementioned ratchet group 6 is fixed in this take-up spool 5 two ends, and form interlock with this take-up spool 5, and have and to be stretched out by an outer peripheral face and to be formed with the several along tooth slope 601 of a radian, and respectively adjacent this along the several check faces 602 of tooth slope 601 with this outer peripheral face.

This locking unit 7 have along this axis X run through this first draw tie member 3 and be formed in aforementioned connecting part 31 and two the first hollow-out parts 71 passed for this take-up spool 5, be formed in aforementioned connecting part 31 and relatively this first hollow-out parts 71 two the first fastening parts 72, to run through along this axis X and to be formed in aforementioned panel seat 40 and two the second hollow-out parts 73 passed for this take-up spool 5, and to be formed between aforementioned panel seat 40 and two the second fastening parts 74 of this second hollow-out parts 73 relatively.This first hollow-out parts 71 and this second hollow-out parts 73 are roughly in thin-and-long, and and shape crossing with this axis X be in an angle by a center line L of two long and narrow ends.Aforementioned first fastening part 72 and aforementioned second fastening part 74 are two ends of two plates respectively in this preferred embodiment, and the aforementioned plate member aforementioned connecting part of cross-over connection 31, aforementioned panel seat 40 respectively, and there is a stopping surface 721,741 in this check face 602 relatively respectively, and adjoin this stopping surface 721,741 respectively and be formed with a fin 722,742 of a potential difference with this stopping surface 721,741 respectively.Aforementioned stopping surface 741 is set in aforementioned panel seat 40 liang of outsides with aforementioned fin 742.Aforementioned stopping surface 721 is set in aforementioned connecting part 31 liang of inner sides with aforementioned fin 722.The aforementioned long and narrow and hollow-out parts 73 roughly tilted, can be formed for the accommodating space nargin of this take-up spool 5 by long and narrow end, make first to draw tie member 3 turn more smooth and easy.

Consult Fig. 3, Fig. 4, and Fig. 9, during use, with this first frenulum 21 equally, the preliminary restraint of loads of second frenulum 22, now, because this first frenulum 21 oppositely extends with this second frenulum 22, therefore, the drawing tension of this second frenulum 22 can pull this take-up spool 5 to move to the inner edge being hampered by aforementioned second hollow-out parts 73 towards Fig. 4 drawing right lateral position, ratchet group 6 on this take-up spool 5 is also engaged with aforementioned second fastening part 74 further, whereby, mutually stop with 602 of aforementioned ratchet group 6 check face with the stopping surface 741 of aforementioned second fastening part 74, making aforementioned ratchet group 6 be hampered by aforementioned second fastening part 74 together with this take-up spool 5 cannot with anticlockwise direction (oppositely) turn, and can only (forward) unidirectional turn in a clockwise direction.

Consult Fig. 4, Fig. 5, when user is with aforementioned first hollow-out parts 71 and this take-up spool 5, the gap of ratchet group 6, first with this grip part 32 of the finger grip of one hand, first tie member 3 is drawn towards pulling this away from the direction (namely on the left of Fig. 4 drawing) of this take-up spool 5, the stopping surface 721 of aforementioned first fastening part 72 of interlock departs from described second recess 46, slightly up carry and then promote this towards the direction of this take-up spool 5 and first draw tie member 3, engage with aforementioned ratchet group 6 to aforementioned first fastening part 72 and be positioned at a braking position, and pull this in a clockwise direction and first draw tie member 3 to be hampered by aforementioned restriction face 47(as shown in Figure 5 to the fin 722 of aforementioned first fastening part 72), in this operating process, this first stopping surface 721 drawing tie member 3 due to described first fastening part 72 stop mutually with the check face 602 of described ratchet group 6, and synchronously stir aforementioned ratchet group 6, aforementioned ratchet group 6 is made to drive this take-up spool 5 and the turn in a clockwise direction of aforementioned ratchet group 6, now, in aforementioned ratchet group 6 meeting turn process in the clockwise direction, along tooth slope 601 slippage, this second draws aforementioned second fastening part 74 in tie member 4 with aforementioned, and unidirectional turn in a clockwise direction.

Consult Fig. 5, Fig. 6, when user pulls back with anticlockwise direction, this first draws tie member 3 to the fin 722 of aforementioned first fastening part 72 to be hampered by another restriction face 47(as shown in Figure 6), in this operating process, due to aforementioned ratchet group 6 check face 602 can be hampered by aforementioned second fastening part 74 stopping surface 741 and cannot with anticlockwise direction turn, therefore, this first draws the first fastening part 72 in tie member 3 can follow suitable tooth slope 601 slippage of aforementioned ratchet group 6, when being hampered by another restriction face 47 to fin 722, when this take-up spool 5 is motionless, this is made first to draw tie member 3 to move relative to take-up spool 5 with aforementioned first hollow-out parts 71 and move to the position shown in Fig. 6 towards drawing right lateral position.Whereby, location status shown in location status to Fig. 5 as shown in Figure 6 again, only back and forth need pull this and first draw tie member 3, just can drive this take-up spool 5 single direction rotation in a clockwise direction, and this second frenulum 22 that reels shortens length, in order to maintain tightness during this first frenulum 21, second frenulum 22 tying, reach the object of tightening goods.

Consult Fig. 7, when tightening this first frenulum 21, after second frenulum 22, only need with aforementioned first hollow-out parts 71 and this take-up spool 5, ratchet group 6 gap, first tie member 3 is drawn towards pulling this away from the direction of this take-up spool 5, depart from aforementioned ratchet group 6 to aforementioned first fastening part 72 and be positioned at a neutral, and to pull back with anticlockwise direction that this first draws tie member 3, fin 722 to aforementioned first fastening part 72 engages with aforementioned second recess 46, this just can be made first to draw the first fastening part 72 in tie member 3 to be stable to depart from the position of this ratchet group 6, and do not have the action driving aforementioned ratchet group 6.

Consult Fig. 7, 8, Fig. 9, when ungirding, only need utilize this take-up spool 5 and aforementioned first hollow-out parts 71, gap between aforementioned second hollow-out parts 73, with this grip part 32 of the finger grip of one hand, first draw tie member 3 to this neutral towards pulling this away from the direction of this take-up spool 5, this is kept to pull and support state, just the stopping surface 721 of aforementioned first fastening part 72 of interlock can depart from aforementioned ratchet group 6, and can in a clockwise direction turn this first draw tie member 3 engage with aforementioned first recess 42 to aforementioned fin 722 and be stable at the position departing from this ratchet group 6, now, first draw the first protuberance 33 of tie member 3 turn mutually can push with the fin 742 of aforementioned second fastening part 74 with this, this is made first to draw tie member 3 by under the pressure of aforementioned fin 742, and (namely court is away from the direction of aforementioned second fastening part 74) drives this take-up spool 5 at aforementioned second hollow-out parts 73 intrinsic displacement on the left of drawing, and interlock aforementioned ratchet group 6 departs from aforementioned second fastening part 74, this take-up spool 5 is loosened and can two-way turn, reach the object of this second frenulum 22 of pine oil.

Whereby, aforementioned stopping surface 721,741 is respectively used to the turn of block aforementioned ratchet group 6, aforementioned ratchet group 6 under external force, with this take-up spool 5 at aforementioned second hollow-out parts 73 intrinsic displacement, and lay respectively at and to engage with this second fastening part 74 stopping surface 741 and can only a primary importance of unidirectional turn, and depart from this second fastening part 74 and can a reversing second place.The primary importance of described ratchet group 6, be under the external force of the drawing tension coming from this second frenulum 22 drives this take-up spool 5 to act on the displacement of interlock aforementioned ratchet group position extremely.

Consult Figure 10, be the present invention's second preferred embodiment, it is roughly the same with this first preferred embodiment, comprises one first equally and draws tie member 3, second to draw tie member 4, take-up spool 5, and two ratchet groups 6, difference be in:

This second draws tie member 4 to consult Figure 11 with an auxiliary catch 43 with at least one elastic parts 44() replace the second fastening part 74 as shown in Fig. 2-Fig. 9.Movable being arranged between aforementioned panel seat 40 of this auxiliary catch 43.This elastic parts 44 is arranged between this auxiliary catch 43 and aforementioned panel seat 40.This elastic parts 44 is not having under External Force Acting, acts on this auxiliary catch 43 with elastic force, and this auxiliary catch 43 is engaged with this ratchet group 6.

And aforementioned second hollow-out parts 73 coordinates this take-up spool 5 and rounded, whereby, limit this take-up spool 5 to rotate in aforementioned second hollow-out parts 73 together with aforementioned ratchet group 6 and cannot displacement.

Consult Figure 11, when user pull in a clockwise direction be positioned at first of this braking position draw tie member 3 time, this first draws tie member 3 mutually can stop with the stopping surface 721 of aforementioned first fastening part 72 and aforementioned ratchet group 6 check face 602, and synchronously stir aforementioned ratchet group 6, aforementioned ratchet group 6 is made to drive this take-up spool 5 and the forward turn in a clockwise direction of aforementioned ratchet group 6, now, in aforementioned ratchet group 6 meeting turn process in the clockwise direction, push this auxiliary catch 43 with aforementioned suitable tooth slope 601 and compress this elastic parts 44, and this auxiliary catch 43 of slippage, and unidirectional turn in a clockwise direction.

Consult Figure 12, when user with anticlockwise direction pull back this first draw tie member 3 time, this first draws the first fastening part 72 in tie member 3 can follow suitable tooth slope 601 slippage of aforementioned ratchet group 6, and when this take-up spool 5 is motionless, this is made first to draw tie member 3 to move with aforementioned first hollow-out parts 71 and towards displacement on the right side of drawing, and can the conter clockwise turn when not driving ratchet group 6.Whereby, only back and forth need pull this and first draw tie member 3, just can drive this take-up spool 5 single direction rotation in a clockwise direction, reach the object of tightening goods.

Consult Figure 13, what deserves to be explained is, the mode that this second preferred embodiment ungirds and aforementioned first preferred embodiment are roughly the same, same need with this grip part 32 of the finger grip of one hand, first draw tie member 3 to this neutral towards pulling this away from the direction of this take-up spool 5, and in a clockwise direction turn this first draw tie member 3 to engage to the fin 722 of aforementioned first fastening part 72 with aforementioned first recess 42, and make aforementioned first fastening part 72 be stable at the position departing from this ratchet group 6, this just can be utilized first to draw the first protuberance 33 of tie member 3 mutually to push with this auxiliary catch 43, and compress this auxiliary catch 43 and depart from aforementioned ratchet group 6, this take-up spool 5 is loosened and can two-way turn, reach the object of this second frenulum 22 of pine oil.

In addition, what deserves to be explained is, in aforementioned preferred embodiment, also two the first fastening parts 72 can be configured, or two the second fastening parts 74, aforementioned first fastening part 72 or aforementioned second fastening part 74 two check faces 602 adjacent with aforementioned ratchet group 6 are engaged, whereby, strengthens the blocking effect of this locking unit 7.

In sum, hand controller of the present invention has following advantages and Gong Xiao ︰

1, the present invention only first need draw tie member 3, this second space matching drawing tie member 4 special and structure design with the first fastening part 72 of en plaque and the second fastening part 74 and this, just can reach the object limiting the unidirectional turn of this ratchet group 6, not only can omit elastic dialing control wafer 131 as shown in Figure 1 and elastic card film-making 141, and simplified assembly, and overall weight and assembly cost can be reduced.

2, when this second frenulum 22 of pine oil, user need only with this grip part 32 of the finger grip of one hand, just can complete and pull this first to draw this first action of drawing tie member 3 of tie member 3 and turn, not only exert a force smooth and easy, and significantly can promote comfort feature when this second frenulum 22 of pine oil operates.

Claims

1. a hand controller, being first frenulum and second frenulum for drawing, it is characterized in that this hand controller comprises:

One first is drawn tie member;

One second is drawn tie member, links with this first frenulum;

A take-up spool, this first draws tie member, second to draw tie member to wear pivot along an axis, and this second frenulum that reels;

At least one ratchet group, forms interlock with this take-up spool; And

A locking unit, have and run through this along this axis and first draw tie member and first hollow-out parts passed for this take-up spool, and this first hollow-out parts is formed in this first at least one first fastening part drawing tie member relatively, this first hollow-out parts can move relative to this take-up spool, makes this first draw tie member to be positioned at the braking position or slippage that engage with this ratchet group in a neutral of this ratchet group slippage together with this first fastening part.

2. hand controller according to claim 1, it is characterized in that: these first two connecting parts drawing tie member to have to link with this take-up spool, and connect a grip part of aforementioned connecting part, this ratchet group has two, first hollow-out parts and this first fastening part of this locking unit have two respectively, and being respectively formed at aforementioned connecting part, aforementioned first fastening part also has a stopping surface for the turn of block aforementioned ratchet group respectively.

3. hand controller according to claim 2, it is characterized in that: these second two panel seats drawing tie member to have to be separated by a spacing, and the aforementioned panel seat one end portion and link a rod member of this first frenulum of contacting, this locking unit also has and runs through aforementioned panel seat and two the second hollow-out parts passed for this take-up spool along this axis, and to be formed between aforementioned connecting part and two the second fastening parts of relatively aforementioned second hollow-out parts, aforementioned second fastening part has a stopping surface for the turn of block aforementioned ratchet group respectively, aforementioned ratchet group is under the driving effect of external force, with this take-up spool at aforementioned second hollow-out parts intrinsic displacement, and lay respectively at and to engage with this second fastening part stopping surface and can only a primary importance of unidirectional turn, or depart from this second fastening part and can a reversing second place.

4. hand controller according to claim 3, is characterized in that: drive described ratchet group to come from the drawing tension of this second frenulum in the external force of this second hollow-out parts intrinsic displacement with this take-up spool.

5. hand controller according to claim 3, it is characterized in that: aforementioned ratchet group has respectively and to be stretched out by an outer peripheral face and to be formed with the several along tooth slope of a radian, and respectively adjacent this along tooth slope and this outer peripheral face and several check faces that mutually can stop with this stopping surface.

6. hand controller according to claim 3, it is characterized in that: these first two first protuberances drawing tie member also to have to be respectively formed at aforementioned connecting part one ora terminalis, aforementioned first protuberance first draws the turn of tie member forward to contacting with aforementioned second fastening part with this respectively, mutually push with aforementioned second fastening part, this is made first to draw tie member towards away from the direction of aforementioned second fastening part, drive this take-up spool at aforementioned second hollow-out parts intrinsic displacement, and interlock aforementioned ratchet group is stable at the position departing from aforementioned second fastening part.

7. hand controller according to claim 3, it is characterized in that: aforementioned first hollow-out parts and aforementioned second hollow-out parts are roughly in thin-and-long, each hollow-out parts has two long and narrow ends, and by a center line of every two long and narrow ends and this axes intersect and shape in an angle.

8. hand controller according to claim 2, it is characterized in that: this second draws tie member to have to be separated by two panel seats of a spacing, contact aforementioned panel seat one end portion and link this first frenulum a rod member, be arranged on an auxiliary catch between aforementioned panel seat, and at least one elastic parts be arranged between this auxiliary catch and aforementioned panel seat, make this auxiliary catch by the elastic force effect of this elastic parts, the reverse turn of block aforementioned ratchet group, and pushed by the ratchet group of forward turn, overcome aforementioned elastic force effect and the aforementioned ratchet group of slippage.

9. hand controller according to claim 8, it is characterized in that: these first two first protuberances drawing tie member also to have to be respectively formed at aforementioned connecting part ora terminalis, this first draws tie member to be moved to this neutral towards away from the direction of this take-up spool, and aforementioned first protuberance with this first draw the turn of tie member forward to contact with this auxiliary catch time, aforementioned first protuberance respectively with this auxiliary catch mutually push, and drive this auxiliary catch to be stable to depart from the position of this ratchet group.

10. the hand controller according to claim 3 or 9, it is characterized in that: these second two first recesses drawing tie member also to have to be respectively formed at aforementioned panel seat one end edge, aforementioned first fastening part first draws tie member turn to when being positioned aforementioned first recess with this, is stable at the position departing from aforementioned ratchet group.