The bundled device that a kind of spanner is not spacing
Technical field
The present invention relates to hardware & tools technical field, especially relate to a kind of binding apparatus.
Background technology
Bundled device is extensive application in daily life, its pattern is varied, bundled device shown in Fig. 1 is one kind of, this bundled device comprises bundled device main body 90, is provided with principal series band 71 and the secondary frenulum 72 of band drag hook 80, wherein, described drag hook 80 totally in the figure of eight, comprises lacing connection ring 81 and shackle 82.
As shown in Figure 2, described bundled device main body 90 comprises base 92, the spool 91 be articulated on base 92, the ratchet 94 being fixedly mounted on spool 91 two ends, the spanner 93 be articulated on spool 91, principal series band 71 rear end winding is on the spool 91 of bundled device, and secondary frenulum 72 is fixedly connected with the crossbeam 921 of base 92.Described base 92 is provided with the first elastic card 922, described spanner 93 is provided with the second elastic card 931, as shown in Figure 4, when spanner 93 swings back and forth around spool 91, second elastic card 931 snaps in ratchet 94 tooth, and driving pawl 94 rotates, and ratchet 94 drives spool 91 to rotate again, the spool 91 rotated tightens up principal series band 71, first elastic card 922 and snaps in ratchet 94 tooth to prevent ratchet 94 from turning round.
Composition graphs 2, Fig. 3, one end that described base 92 is articulated with spool 91 is provided with the first arcuate projection 923, described first arcuate projection 923 offers a bayonet socket 924, described spanner 93 one end be articulated on spool 91 is provided with the second arcuate projection 932, as shown in Figure 2, operating personnel stretch the second elastic card 931, it is made to depart from the engaging with ratchet 94 tooth, again along the direction rotary spanner 93 away from base 92, operating personnel's second elastic card 931, second elastic card 931 that gets loose snaps in the bayonet socket 924 of the first arcuate projection 923; Meanwhile, the second arcuate projection 932 makes the first elastic card 922 depart from the engaging with ratchet 94 tooth.So, the first elastic card 922 and the second elastic card 931 all depart from ratchet 94 tooth and engage, and principal series band 71 can be made to loosen.
Bundled device described in Fig. 1 to Fig. 4, only have when the second elastic card 931 snaps in the bayonet socket 924 of the first arcuate projection 923, and second arcuate projection 932 when making the first elastic card 922 depart from engaging with ratchet 94 tooth, principal series band 71 just can be loosened.So, in the process loosened of principal series band, spanner 93 is in into the state of 180 degree all the time with base 92, as shown in Figure 1 and Figure 2, the above-mentioned state of spanner 93 and base 92 is also not easy to principal series band 71 and loosens, especially, spanner 93 may contact with principal series band 71 and produce and rub, and hinders operating personnel loosening principal series band 71 thus.
Summary of the invention
Technical problem solved by the invention: the bundled device described in Fig. 1 to Fig. 4, in the process loosened of principal series band, spanner 93 is in into the state of 180 degree all the time with base 92, as shown in Figure 1 and Figure 2; The above-mentioned state of spanner 93 and base 92 is also not easy to principal series band 71 and loosens, and especially, spanner 93 may contact with principal series band 71 and produce and rub, and hinders operating personnel loosening principal series band 71 thus.
The invention provides following technical scheme:
The bundled device that spanner is not spacing, comprises bundled device main body, is provided with the principal series band of band drag hook and secondary frenulum;
Described bundled device main body comprises base, spool, ratchet, spanner, described base and spanner are equipped with the articulated section of bilateral symmetry, described spool is articulated on the articulated section of base and spanner, base and spanner is made to form hinged relationship, described ratchet is fixedly mounted on spool, and ratchet is between the articulated section and the articulated section of spanner of base;
Described principal series band does not establish one end winding of drag hook on the spool of bundled device, and described secondary frenulum does not establish one end of drag hook to be fixedly connected with base;
Described base is provided with the first elastic card, and described spanner is provided with the second elastic card; When spanner swings back and forth around spool, the second elastic card snaps in the tooth of ratchet, and driving pawl rotates, and ratchet drives spool to rotate again, and the spool of rotation tightens up principal series band, and the first elastic card snaps in the tooth of ratchet to prevent ratchet from turning round;
Described second elastic card comprises the second card, the second coil tension spring, the second holder; Described spanner is offered the second chute, described second card is slidably fitted in the second chute, and described second coil tension spring one end is set on the second card, and the other end of the second coil tension spring is against on the second holder, and the second holder is fixed on spanner; Described second card is provided with the second guide part, and described second coil tension spring is set on the second guide part, and pilot hole offered by described second holder, and the second guide part activity is plugged in pilot hole;
Described second guide part is provided with extension, and extension is provided with locker; Described locker comprise one group of sour jujube cutter be set up in parallel, second ratchet coordinated with sour jujube cutter, for limiting scalable plug-in unit that the second ratchet reverses, the first gear, the gear train with the first gears meshing, the pinion engaged with gear train, the fixture block coaxial with pinion with the second coaxial ratchet; Described fixture block is provided with radial lugs, described extension is offered an arc gap, and radial lugs is rotatable enters arc gap; One group of sour jujube cutter arranges the top of extension and is positioned at the top of arc gap, the top of each sour jujube cutter coordinates with the second ratchet, the afterbody of each sour jujube cutter is provided with elastic component, in described second ratchet shaft, gear train, each gear shaft, pinion shaft are all articulated on spanner, and described scalable plug-in unit is arranged on spanner;
Described first elastic card comprises the first card, the first coil tension spring, the first holder; Described base is offered the first chute, described first card is slidably fitted in the first chute, and described first coil tension spring one end is set on the first card, and the other end of the first coil tension spring is against on the first holder, and the first holder is fixed on base; Described first card is provided with the first guide part, and described first coil tension spring is set on the first guide part, and pilot hole offered by described first holder, and the first guide part activity is plugged in pilot hole; Side in the middle part of described first chute offers stopper slot, and one end of stopper slot is communicated with the first chute, and described first card enters stopper slot by stopper slot and the first chute connectivity part.
By technique scheme, when bundled device tightens up principal series band, operating personnel swing spanner, and spanner swings back and forth around spool, and the second elastic card snaps between hook tooth, coordinate spanner driving pawl single direction rotation; First elastic card snaps between hook tooth, in order to limit ratchet revolution.
When principal series band need be unclamped, operating personnel promote the second card in the second elastic card, it is made to depart from the contact with ratchet, the extension of the second guide part of the second card rises, one group of sour jujube cutter on extension coordinates with the second ratchet, sour jujube cutter drives the second ratchet to rotate a certain angle, second ratchet drives the first gear to rotate to an angle, first gear is rotated to an angle by gear train driving pinion, pinion drives fixture block to rotate a certain angle, and the radial lugs on fixture block snaps in the arc gap of extension.Because scalable plug-in unit limits the second ratchet reversion, therefore, the radial lugs on fixture block props up extension, limits it.Meanwhile, operating personnel promote the first card in the first elastic card, and the first card departs from the contact with ratchet, and operating personnel make the first card snap in stopper slot, contact with ratchet to limit its falling.So, unrestricted at spool rotary freedom, in the releasable situation of principal series band, spanner can freely swing around spool, and namely spanner can freely be placed, and unclamps from spool not hinder principal series band.
When tightening up principal series band, operating personnel can rotate a certain angle with hand-drive fixture block, and make the radial lugs on it depart from arc gap, so, the second card falls after rise and snaps in hook tooth under the effect of the second coil tension spring.In the process that the second card falls after rise, the tip contact of one group of sour jujube cutter is stressed to the second ratchet, and this power makes sour jujube cutter that certain displacement occur, to ensure that the second card successfully falls.
Illustrate the one of above-mentioned locker as the present invention, described locker also comprises the second gear, and the second gear shaft is articulated on spanner, and the second gear parts gives prominence to spanner side, arbitrary gears meshing in the second gear and gear train.As described above, when unclamping principal series band, operating personnel can drive the second gear one direction to rotate on the side of spanner, and the second gear drive fixture block rotates a certain angle, and make the radial lugs on it depart from arc gap.As preferred to the one of the second gear, the tooth section that described second gear comprises basic circle, multiple tooth is formed, described tooth section is distributed on the excircle of basic circle, and the central angle corresponding to tooth section is less than 360 degree.Design second gear like this, can ensure that fixture block rotates specific angle.
Illustrate the one of above-mentioned locker as the present invention, the elastic component of described sour jujube cutter afterbody is coil tension spring, and one end of coil tension spring is against the afterbody of sour jujube cutter, and the other end of coil tension spring is against on a fixed block, and fixed block is fixed on spanner; In described one group of sour jujube cutter, the both sides, top of arbitrary sour jujube cutter is provided with limited block, and limited block is for limiting the displacement of sour jujube cutter.As described above, when the second card rises along the second chute, one group of sour jujube cutter drives the second ratchet to rotate a certain angle; Second card along second chute fall time, one group of sour jujube cutter in the distance certain with indentation backward in the contact of the second ratchet, with ensure second card fall.
As the one explanation of the present invention to above-mentioned locker, described scalable plug-in unit comprises the inserted block between insertion second hook tooth, the inserted link be plugged in inserted block, the spring be set on inserted link, the fixed bar that is fixedly connected with inserted link one end, fixed bar becomes 90 degree with inserted link, and fixed bar is fixed on spanner.As described above, spring orders about inserted block and inserts between the second hook tooth.
Illustrate the one of bundled device main body as the present invention, the articulated section of described base is provided with the first arcuate projection, described first arcuate projection is offered the bayonet socket that can coordinate with the second elastic card; The articulated section of described spanner is provided with and the first elastic card can be made to depart from the second arcuate projection engaged with hook tooth.
Illustrate the one of spool as the present invention, described spool comprises the clamping plate arranged in opposite directions for a pair, a pair fixed disk, a pair lock pin; The cross section semicircular in shape of described clamping plate, a pair clamping plate face is in opposite directions plane and is parallel to each other; Each fixed disk is offered a pair symmetrical semi-circular through hole, the two ends of a pair clamping plate are plugged in the semi-circular through hole of a pair fixed disk respectively; Pin-and-hole is offered respectively in the two ends of described a pair clamping plate, and described lock pin is plugged in pin-and-hole; A pair symmetrical semi-circular through hole offered by described ratchet, and ratchet is set on a pair clamping plate by a pair semi-circular through hole on it; Described fixed disk is positioned at the outside of spanner articulated section, and described lock pin is positioned at the outside of fixed disk.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is the structural representation of bundled device in prior art;
Fig. 2 is the structural representation of bundled device main body in Fig. 1;
Fig. 3 is state diagram when closing up of the spanner of bundled device main body in Fig. 2 and base;
Fig. 4 is that in Fig. 2, bundled device main body is in working state figure when tightening up principal series band;
Fig. 5 is the structural representation of the bundled device main body of the not spacing bundled device of a kind of spanner of the present invention;
Fig. 6 is structural representation when base and spanner close up in Fig. 5;
Fig. 7 in Fig. 5 from the structural representation of bundled device main body gained described in left sides;
Fig. 8 is A place enlarged drawing in Fig. 7;
Fig. 9 is B place enlarged drawing in Fig. 8;
Figure 10 is C place enlarged drawing in Fig. 8;
Figure 11 is the structural representation of base in Fig. 5;
Figure 12 is the structural representation of spool in Fig. 5 or Fig. 7.
Detailed description of the invention:
The bundled device that spanner is not spacing, comprises bundled device main body 90, is provided with principal series band 71 and the secondary frenulum 72 of band drag hook 80.
As Fig. 5, described bundled device main body 90 comprises base 92, spool 91, ratchet 94, spanner 93, described base 92 and spanner 93 are equipped with the articulated section of bilateral symmetry, described spool 91 is articulated on the articulated section of base 92 and spanner 93, base 92 and spanner 93 is made to form hinged relationship, described ratchet 94 is fixedly mounted on spool 91, and ratchet 91 is between the articulated section of base 92 and the articulated section of spanner 93.Described principal series band 71 does not establish one end winding of drag hook on the spool 91 of bundled device, and described secondary frenulum 72 does not establish one end of drag hook to be fixedly connected with base 92.
As Fig. 5, described base 92 is provided with the first elastic card 922, and described spanner 93 is provided with the second elastic card 931; When spanner 93 swings back and forth around spool 91, second elastic card snaps in the tooth of ratchet 94, and driving pawl 94 rotates, and ratchet 94 drives spool 91 to rotate again, the spool 91 rotated tightens up principal series band 71, first elastic card 922 and snaps in the tooth of ratchet 94 to prevent ratchet 94 from turning round.
As Fig. 5, above-mentioned first elastic card 922 comprises the first card 9221, first coil tension spring 9222, first holder 9223; Described base 92 is offered the first chute 925, described first card 9221 is slidably fitted in the first chute 925, described first coil tension spring 9222 one end is set on the first card 9221, the other end of the first coil tension spring 9222 is against on the first holder 9223, and the first holder 9223 is fixed on base 92; Described first card 9221 is provided with the first guide part 9224, and described first coil tension spring 9222 is set on the first guide part 9224, and pilot hole offered by described first holder 9223, and the first guide part 9224 activity is plugged in pilot hole.As Figure 11, the side in the middle part of described first chute 925 offers stopper slot 926, and one end of stopper slot 926 is communicated with the first chute 925, and described first card 9221 enters stopper slot 926 by stopper slot 926 and the first chute 925 connectivity part.
As Fig. 5, above-mentioned second elastic card 931 comprises the second card 9311, second coil tension spring 9312, second holder 9313; Described spanner 93 is offered the second chute 935, described second card 9311 is slidably fitted in the second chute 935, described second coil tension spring 9312 one end is set on the second card 9311, the other end of the second coil tension spring 9312 is against on the second holder 9313, and the second holder 9313 is fixed on spanner 93; Described second card 9311 is provided with the second guide part 9314, and described second coil tension spring 9312 is set on the second guide part 9314, and pilot hole offered by described second holder 9313, and the second guide part 9314 activity is plugged in pilot hole.As Fig. 7, described second guide part 9314 is provided with extension 9315, and extension 9315 is provided with locker 60.
As Fig. 8, above-mentioned locker 60 comprise the second ratchet 62 that 61, one, one group of sour jujube cutter be set up in parallel coordinates with sour jujube cutter 61, for limit the scalable plug-in unit 63 that the second ratchet 62 reverses, first gear 64 coaxial with the second ratchet 62, with the first gear 64 meshed gears group 65, the pinion 66 engaged with gear train 65, the fixture block 67 coaxial with pinion; Described fixture block is provided with radial lugs 670, described extension 9315 is offered an arc gap 9316, and radial lugs 670 is rotatable enters arc gap 9316; One group of sour jujube cutter 61 arranges the top of extension 9315 and is positioned at the top of arc gap 9316, the top of each sour jujube cutter 61 coordinates with the second ratchet 62, the afterbody of each sour jujube cutter 61 is provided with elastic component 611, in described second ratchet shaft, gear train, each gear shaft, pinion shaft are all articulated on spanner 93, and described scalable plug-in unit is arranged on spanner 93.
As Fig. 8, above-mentioned locker 60 also comprises the second gear 68, second gear shaft and is articulated on spanner 93, and the second gear 68 part gives prominence to spanner 93 side, the second gear 68 and arbitrary gears meshing in gear train 65.The tooth section that described second gear 68 comprises basic circle, multiple tooth is formed, described tooth section is distributed on the excircle of basic circle, and the central angle corresponding to tooth section is less than 360 degree.
As Fig. 9, in above-mentioned locker 60, the elastic component 611 of described sour jujube cutter 61 afterbody is coil tension spring, and one end of coil tension spring is against the afterbody of sour jujube cutter 61, and the other end of coil tension spring is against on a fixed block 612, and fixed block 612 is fixed on spanner 93; In described one group of sour jujube cutter, the both sides, top of arbitrary sour jujube cutter 61 is provided with limited block 613, and limited block 613 is for limiting the displacement of sour jujube cutter 61.
As Figure 10, in above-mentioned locker 60, described scalable plug-in unit 63 comprises the inserted block 631 between insertion second ratchet 62 tooth, the inserted link 632 be plugged in inserted block 631, the spring 633 be set on inserted link 632, the fixed bar 634 that is fixedly connected with inserted link 632 one end, fixed bar 634 and inserted link 632 one-tenth 90 degree, fixed bar 634 is fixed on spanner 93.
Composition graphs 5, Fig. 6, the articulated section of described base 92 is provided with the first arcuate projection 923, described first arcuate projection 923 is offered the bayonet socket 924 that can coordinate with the second elastic card 931; The articulated section of described spanner 93 is provided with and the first elastic card 922 can be made to depart from the second arcuate projection 932 engaged with ratchet 94 tooth.
Composition graphs 5, Figure 12, described spool 91 comprises the clamping plate 911 arranged in opposite directions for a pair, a pair fixed disk 912, a pair lock pin 913; The cross section semicircular in shape of described clamping plate 911, a pair clamping plate 911 face is in opposite directions plane and is parallel to each other; Each fixed disk 912 is offered a pair symmetrical semi-circular through hole, the two ends of a pair clamping plate 911 are plugged in the semi-circular through hole of a pair fixed disk 912 respectively; Pin-and-hole is offered respectively in the two ends of described a pair clamping plate 911, and described lock pin 913 is plugged in pin-and-hole; A pair symmetrical semi-circular through hole offered by described ratchet 94, and ratchet 94 is set on a pair clamping plate 911 by a pair semi-circular through hole on it; Described fixed disk 912 is positioned at the outside of spanner 93 articulated section, and described lock pin 913 is positioned at the outside of fixed disk 912.
In practical operation, when bundled device tightens up principal series band 71, operating personnel swing spanner 93, and spanner 93 swings back and forth around spool 91, and the second elastic card 931 snaps between ratchet 94 tooth, coordinate spanner 93 driving pawl 94 single direction rotation; First elastic card 922 snaps between ratchet 94 tooth, turns round in order to limit ratchet 94.
When principal series band 71 need be unclamped, operating personnel promote the second card 9311 in the second elastic card 931, it is made to depart from the contact with ratchet 94, the extension 9315 of the second guide part 9314 of the second card 9311 rises, one group of sour jujube cutter 61 on extension 9315 coordinates with the second ratchet 62, sour jujube cutter 61 drives the second ratchet 62 to rotate a certain angle, second ratchet 62 drives the first gear 64 to rotate to an angle, first gear 64 is rotated to an angle by gear train 65 driving pinion 66, pinion 66 drives fixture block 67 to rotate a certain angle, radial lugs 670 on fixture block 67 snaps in the arc gap 9316 of extension 9315.Reverse because scalable plug-in unit 63 limits the second ratchet 62, therefore, the radial lugs 670 on fixture block 67 props up extension 9315, limits it.Meanwhile, operating personnel's the first card 9221, first card 9221 promoted in the first elastic card 922 departs from the contact with ratchet 94, and operating personnel make the first card 9221 snap in stopper slot 926, contact with ratchet 94 to limit its falling.So, unrestricted at spool 91 rotary freedom, in the releasable situation of principal series band 71, spanner 93 can freely swing around spool 91, and namely spanner 93 can freely be placed, and unclamps from spool 91 not hinder principal series band 71.
When principal series band 71 need be tightened up, operating personnel drive fixture block 67 to rotate a certain angle by the second gear 68, make the radial lugs 670 on it depart from arc gap 9316, so, the second card 9311 falls after rise and snaps in ratchet 94 tooth under the effect of the second coil tension spring 9312.In the process that the second card 9311 falls after rise, the tip contact of one group of sour jujube cutter 61 is stressed to the second ratchet 62, and this power makes sour jujube cutter 61 that certain displacement occur, to ensure that the second card 9311 successfully falls.
Above content is only better embodiment of the present invention, and for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, this description should not be construed as limitation of the present invention.