A kind of fastening assembly
Technical field
The present invention relates to a kind of fastening assembly.
Background technique
In prior art, in the time need to the object of column being fixed on other assembly, tend to adopt screw bolt and nut to complete connection, for example existing, hang sliding door and hang folding door, door main body majority comes to be connected with top sheave group by screw bolt and nut, installation process operation difficulty comparatively like this, and need a plurality of people to cooperate just to complete, have very large inconvenience simultaneously.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of fastening assembly, so that assembling is more simple, packaging efficiency is higher.
A kind of fastening assembly, comprise the first cramp, the second cramp and elastic force apparatus, described the first cramp is respectively equipped with the first relative recess and the second recess with on the second cramp limit, described elastic force apparatus acts on and at least one of the first cramp and the second cramp, the first recess and the second recess is close to mutually to form a through hole, when the object that is greater than described through hole is during by described through hole, the elastic force that object overcomes elastic force apparatus makes the first cramp and the second cramp phase reversing motion.
Like this, the object of similar boss (boss base at front end boss head in rear end) is inserted to this fastening assembly, when boss base passes fastening assembly, boss base promotes the first cramp and the second cramp and the elastic force that overcomes elastic force apparatus is separated the first cramp and the second cramp, thereby boss base can be by the space between the first recess and the second recess, after boss base passes through completely, boss head enters between the first recess and the second recess, because the diameter of boss head is less than the size of the through hole that the first recess and the second recess form, the first cramp and the second cramp are at the elastic force effect state that complex phase is close to mutually next time of elastic force apparatus, now, boss base is stuck in the surface of the first cramp and the second cramp, pullling the object of similar boss downwards can not pull out object, thereby play the effect of fastening.
Preferably, also comprise columnar jacking block, the outer surface of described jacking block is provided with eccentric arc convex, thickness along arc convex described in the circumferencial direction of described jacking block outer surface to described jacking block outer surface increases gradually, the through hole forming when the through hole of described jacking block is greater than described the first recess and the second recess and is close to, the surface of described the first cramp and the second cramp is provided with cramp projection, described jacking block is arranged on the surface of described the first cramp and the second cramp, described jacking block rotates and drives arc convex to promote described cramp projection and make described the first cramp and the second cramp phase reversing motion.
Rotary jacking block, when cramp projection is when the place larger with arc convex thickness contacts gradually, the first cramp and the second cramp overcome the elastic force of elastic force apparatus and the first cramp and the second cramp are separated under the thrust of jacking block, thereby the object net boss head direction of the similar boss being clasped can be extracted, dismounting is simple.
Preferably, the surface contacting with described cramp projection of one end of the thickness maximum to described jacking block outer surface of described arc convex is provided with outstanding block.
When jacking block turns to maximum angle like this, by two cramp projections, withstood, avoid jacking block to surpass angle and make the first cramp and the second cramp reply original position.
Preferably, also comprise fastening base, described elastic force apparatus is stage clip or compresses shell fragment, described stage clip or the one end that compresses shell fragment withstand on the sidewall that the other end on the first cramp or the second cramp withstands on fastening base and the first cramp and the second cramp are close to, or described compression shell fragment acts in the cramp projection of the first cramp and the second cramp the first cramp and the second cramp are close to.
Preferably, also comprise fastening base, described elastic force apparatus is four stage clips, described the first cramp is identical with the structure of the second cramp, described the first cramp comprises the first press spring base and the second press spring base that protrudes described the first cramp side, described the second cramp comprises the 3rd press spring base and the 4th press spring base that protrudes described the second cramp side, described fastening base comprises base plate through holes, the first side wall and second sidewall relative with the first side wall, the same side terminal of two stage clips all withstands on the first side wall, and opposite side terminal is enclosed within respectively on described the first press spring base and the second press spring base, the same side terminal of another two stage clips all withstands on the second sidewall, and opposite side terminal is enclosed within respectively on described the 3rd press spring base and the 4th press spring base.
Preferably, have four conduits on described fastening base, four stage clips are respectively on four conduits.
The first symmetrical cramp and the second cramp, symmetrically arranged stage clip, while making to assemble the object being clasped, the indentation amount of two cramps is basic identical, some needs accurate assembling or heavier be clasped thing and just can complete fastening action, such as hanging sliding door and hanging folding door etc., because the active force of fastening moment is larger, conduit need to be set and settle stage clip to lose efficacy to prevent stage clip from departing from.
Preferably, described fastening base also comprises relative three sidewall and four sidewall vertical with described the first side wall respectively, near the 3rd sidewall described in described base plate through holes and the 4th inside sidewalls, be provided with sidewall block, the two ends with the first cramp recess homonymy of described the first cramp are provided with the first cramp breach matching, and the two ends with the second cramp recess homonymy of described the second cramp are provided with the second cramp breach matching.
Like this, the first cramp can be not unbalanced and make the position deviation of the first cramp because of the power of stage clip that acts on its both sides, can not guarantee that through hole that the first cramp recess and the second cramp recess form and base plate through holes etc. are on same axis, the power that also may make two cramps is unbalanced and the through hole forming is departed from, after arriving at desired location, the first cramp blocked by sidewall block, and can not be again to the second cramp side shifting.For the second cramp, be also similar effect, at this, do not repeating.
Preferably, also comprise fastening base, described elastic force apparatus is two and compresses shell fragment, described compression shell fragment comprises two shell fragment terminals, the first shell fragment projection, the second shell fragment projection and the shell fragment recess between the first shell fragment projection and the second shell fragment projection, described fastening base comprises base plate through holes, the first side wall and second sidewall relative with the first side wall, two terminals of a compression shell fragment withstand on the first side wall and shell fragment recess withstands in the cramp projection of the first cramp, another two terminals that compress shell fragment withstand on the second sidewall and shell fragment recess withstands in the cramp projection of the second cramp.
Preferably, also comprise fastening base, described elastic force apparatus is the fastening shell fragment of arc, and the cramp projection of described the first cramp and the second cramp withstands on respectively on the madial wall of fastening shell fragment, and described fastening base comprises base plate through holes.
Preferably, also comprise fastening shell, described fastening shell has shell conduit, and the cramp projection of described the first cramp and the second cramp stretches in described shell conduit.
Such the first cramp and the second cramp can be in fixing orbitings, and can not make due to position deviation reaction force attenuation or the inefficacy of stage clip, and can guarantee that the arc convex of jacking block can act in cramp projection when rotated, can observe the residing position of jacking block to judge the engaging degree of the first cramp and the second cramp by this shell conduit simultaneously.
Preferably, also comprise pulley assembly, described pulley assembly comprises the plug coordinating with described fastening assembly, and the centre of described plug has annular groove, and it is conical that the front end of described plug is.
Conical plug is more conducive to pulley assembly and tightening device carries out Assembly.
The invention has the beneficial effects as follows: can make to be clasped that object is more simple and convenient assembles with fastening assembly, and will be clasped object and extract also very simple and convenient, symmetrically arranged two cramps, stage clip or shell fragments, can be useful in assembling and hang under the situations such as sliding door.
Accompanying drawing explanation
Fig. 1 is the schematic top plan view under the tightening state of fastening assembly of an embodiment of the present invention;
Fig. 2 is the schematic top plan view under the open mode of fastening assembly of an embodiment of the present invention;
Fig. 3 is the schematic diagram of fastening shell of the fastening assembly of an embodiment of the present invention;
Fig. 4 is the schematic diagram of jacking block of the fastening assembly of an embodiment of the present invention;
Fig. 5 is the schematic top plan view of jacking block of the fastening assembly of an embodiment of the present invention;
Fig. 6 is the schematic diagram of cramp of the fastening assembly of an embodiment of the present invention;
Fig. 7 is the schematic diagram of cramp of the fastening assembly of an embodiment of the present invention;
Fig. 8 is the cramp of fastening assembly and the explosive view of stage clip of an embodiment of the present invention;
Fig. 9 is the schematic diagram of fastening base of the fastening assembly of an embodiment of the present invention;
Figure 10 is the schematic diagram of pulley assembly of the fastening assembly of an embodiment of the present invention;
Figure 11 is the explosive view of the fastening assembly of an embodiment of the present invention;
Figure 12 is the schematic top plan view of the another kind of embodiment's of the present invention fastening assembly;
Figure 13 is the schematic top plan view of the another kind of embodiment's of the present invention fastening assembly.
Embodiment
Below with reference to accompanying drawing, specific embodiments of the invention are described further.
As Fig. 1, 2, 6, shown in 7 and 8, a kind of fastening assembly, comprise the first cramp 300, the second cramp 700 and elastic force apparatus (400, 401, 403), described the first cramp 300 is respectively equipped with the first relative recess 304 and the second recess 704 with on the second cramp 700 limits, described elastic force apparatus (400, 401, 403) act on and at least one of the first cramp 300 and the second cramp 700, the first recess 304 and the second recess 704 are close to mutually to form a through hole 800, when the object that is greater than described through hole 800 is during by described through hole 800, object overcomes elastic force apparatus (400, 401, 403) elastic force makes the first cramp 300 with the second cramp 700 phase reversing motions and is separated.
As Fig. 1, 2, 4, shown in 5, in the more specifically embodiment of fastening assembly of the present invention, fastening assembly also comprises columnar jacking block 200, the outer surface 205 of described jacking block 200 is provided with eccentric arc convex 201, thickness along arc convex 201 described in the circumferencial direction of the outer surface 205 of described jacking block 200 to described jacking block outer surface 205 increases gradually, the through hole 800 forming when the through hole 203 of described jacking block 200 is greater than described the first recess 304 and the second recess 704 and is close to, the surface 305 of described the first cramp 300 and the surface 705 of the second cramp 700 are respectively equipped with first cramp projection the 301 and second cramp projection 701, described jacking block 200 is arranged on the surface of described the first cramp 300 and the second cramp 700, after described jacking block 200 rotates, can drive arc convex 201 to promote described the first cramp projection 301(or the second cramp projection 701) and make described the first cramp 300 with the second cramp 700 phase reversing motions and separated.
One end of the thickness maximum to the outer surface 205 of described jacking block 200 of described arc convex 201 be provided with outstanding block 202 with described first cramp projection the 301 or second cramp projection 701 surfaces that contact.
As Fig. 1, 2, 8, 9, shown in 11, a kind of embodiment's fastening assembly also comprises fastening base 500, described elastic force apparatus is four stage clips 400, described the first cramp 300 is identical with the structure of the second cramp 700, described the first cramp 300 comprises the first press spring base 302 and second press spring base 306 of the side of protruding described the first cramp 300, described the second cramp 700 comprises the 3rd press spring base 702 and the 4th press spring base 706 of the side of protruding described the second cramp 700, described fastening base 500 comprises base plate through holes 503, the first side wall 505 and second sidewall 506 relative with the first side wall 505, the same side terminal of two stage clips all withstands on the first side wall 505, and opposite side terminal is enclosed within respectively on described the first press spring base 302 and the second press spring base 306, the same side terminal of another two stage clips all withstands on the second sidewall 506, and opposite side terminal is enclosed within respectively on described the 3rd press spring base 702 and the 4th press spring base 706, on described fastening base 500, have four conduits 502, four stage clips 400 are respectively on four conduits 502.
As Fig. 1, 2, 6, 7, 9, shown in 11, a kind of embodiment the fastening base 500 of fastening assembly, it also comprises and relative three sidewall 508 and four sidewall 509 vertical with the first side wall 505 respectively, inner side near base plate through holes 503 the 3rd sidewall 508 and the 4th sidewall 510 is respectively equipped with the first side wall block 501 and the second sidewall block 510, when the first cramp 300 is close to mutually with the second cramp 700, the first cramp breach 307 and the another one first cramp breach 308 of the first cramp 300 withstand on respectively on the first side wall block 501 and the second sidewall block 510, in like manner, the second cramp breach 707 and another the second cramp breach 708 of the second cramp withstand on respectively on the first side wall block 501 and the second sidewall block 510.
As shown in figure 12, the described elastic force apparatus of a kind of embodiment's fastening assembly is two and compresses shell fragment 401, described compression shell fragment comprises two shell fragment terminals 402 and 404, the first shell fragment projection 403, the second shell fragment projection 406 and the shell fragment recess 405 between first shell fragment projection the 403 and second shell fragment projection 406, two terminal 402 and 404 that compress shell fragment 401 withstands on the first side wall 505 and shell fragment recess 405 withstands in the first cramp projection 301 of the first cramp 300, another two terminals that compress shell fragment withstand on the second sidewall 506 and shell fragment recess withstands in the second cramp projection 701 of the second cramp 700.
As shown in figure 12, the described elastic force apparatus of a kind of embodiment's fastening assembly is the fastening shell fragment 407 of arc, and the second cramp projection 701 of first cramp projection the 301 and second cramp 700 of described the first cramp 300 withstands on respectively on the madial wall of fastening shell fragment 407.
As shown in Fig. 3,11, a kind of embodiment's fastening assembly also comprises fastening shell 100, described fastening shell 100 has shell conduit 102, outer casing through hole 101, block button hole 104 and circular enclosing wall 103, the second cramp projection 701 of first cramp projection the 301 and second cramp 700 of described the first cramp 300 stretches in described shell conduit 102, the surface of enclosure wall 103 outstanding fastening shells 100, in order to carry out spacing to jacking block 200, reduce in rotation is to produce to rock as far as possible, and block button hole 104 is in order to coordinate the base buckle 507 of fastening base 500.
As shown in figure 10, a kind of embodiment's fastening assembly, comprise pulley assembly 600, described pulley assembly 600 comprises the plug 602 coordinating with described fastening assembly, the centre of described plug 602 has annular groove 602, thereby forms the shape of similar boss, and the base of this boss is positioned at the front end of plug, boss head is the position of annular groove 602, and it is conical that the front end of described plug 602 is.
As seen from Figure 1, in some specific embodiment, jacking block 200 has two arc convex 201 to promote respectively first cramp projection the 301 and second cramp projection 701, in this structure, the indentation amount of the first cramp 300 and the second cramp 700 is basic identical, is applicable to hanging sliding door and hangs the assembling of folding door and other are clasped the situation that object is difficult to mobile larger displacement during to assembling.Certainly, also can see, fixing when the second cramp 700, and while only having the first cramp 300 to move, also can realize the fastening to the object of some boss dresses under elastic force apparatus.