A kind of Novel gear shifter
Technical field
The present invention relates to a kind of gear shifting device device, specifically a kind of Novel gear shifter.
Background technique
Similar gear shifting device in the market, general structure is that asymmetrical gear shifting device main body and engage a gear two incorporating aspects form, this gear shifting device structure for be applied in need exchange direction product on time, because gear shifting device main body and engage a gear are dissymmetrical structure, need to open after this gear shifting device is exchanged direction by whole product and reinstall again, this gear shifting device structure is troublesome poeration when exchanging direction, and if layman is in operation, very easily causes damage product when opening product.
Summary of the invention
The present invention is directed to above shortcomings in prior art, provide a kind of Novel gear shifter.
The present invention is achieved by the following technical solutions.
A kind of Novel gear shifter, comprise gear shifting device main body, driving block, engage a gear and securing means, wherein, place of gear shifting device main center is provided with a through hole, the gear shifting device agent structure of described through hole both sides is symplex structure, described driving block and engage a gear and gear shifting device body through-holes structure on two sides all suitable, and to be plugged on the symplex structure of gear shifting device main body both sides, and to be fixed by securing means.
Described gear shifting device main body comprises ring wall and endless belt, and endless belt is arranged on the outer surface of ring wall and is integrally formed with ring wall.
The internal ring wall that described ring wall is divided into thickness equal and external annulus, the width of described internal ring wall is less than the width of external annulus and the edge of internal ring wall both sides is equal to the spacing at the edge of external annulus both sides, the both sides of the edge of described internal ring wall are respectively arranged with draw-in groove symmetrical between two, inwall between the draw-in groove of described radial symmetric is provided with a fixture block, the center of described fixture block between internal ring wall both sides of the edge and two draw-in grooves, on described ring wall, symmetrical place is provided with a through hole with fixture block;
The width of described endless belt is less than the width of gear shifting device external annulus, the outer surface of described endless belt is provided with a projection in the through hole of ring wall, described projection is provided with circular hole, described circular hole communicates with ring wall through hole, the endless belt bilateral symmetry at described circular hole place is provided with the projection that width is less than ledge width, and described projection extends to the edge of external annulus.
Described driving block comprise be integrally formed from big to small driving block outer wall, in the middle part of driving block and driving block inner, wherein, in the middle part of driving block outer wall, driving block and driving block inside concentric arrangement from outside to inside vertically, described driving block center is axially arranged with tapped through hole, its inwall is provided with screw thread, and diameter and the screw thread of the diameter of described tapped through hole and screw thread and securing means are suitable.
Described driving block center edge portion radial symmetric place is respectively equipped with a projection, and described projection extends vertically, and its length is less than the width of driving block inside, and its width is equal with the draw-in groove width on the internal ring wall of gear shifting device main body; Described driving block outer wall offers the square hole concentric with tapped through hole, and the empty degree of depth of described side extends to driving block inside, and communicates with tapped through hole.
Described engage a gear comprise be integrally formed from big to small engage a gear outer wall, in the middle part of engage a gear and engage a gear inner, wherein in the middle part of engage a gear outer wall, engage a gear and engage a gear inside concentric arrangement from outside to inside vertically, described engage a gear outer wall center offers the square hole identical with the square hole size shape on the driving block outer wall of driving block, described engage a gear inside center place is axially arranged with tapped hole, its inwall is provided with screw thread, diameter and the screw thread of the diameter of described tapped hole and screw thread and securing means are suitable, and the degree of depth of described tapped hole extends to square hole place but do not communicate.
Described engage a gear inside comprises engage a gear inside subject and circle ring column, described circle ring column is arranged on the center of engage a gear inside subject with one heart and is integrally formed with engage a gear inside subject, the diameter of described circle ring column is less than the diameter of engage a gear inside subject, vertically in the fan-shaped edge extending to circle ring column between the part at engage a gear inside subject edge and circle ring column; Described engage a gear external margin place is provided with a radial projection, and the thickness of described projection is with the consistency of thickness of engage a gear outside and a side margin of position and quadrant is axially consistent.
A kind of Novel gear shifter provided by the invention, adopt gear shifting device main body, driving block and engage a gear three part composition, when the present invention is used on the product needing to exchange direction, because gear shifting device main body is symplex structure and driving block and engage a gear symmetry are installed, so can directly the driving block of gear shifting device and engage a gear be split from product by apparatus for fastening loosened, be reinstalled in again on product after driving block and engage a gear exchange direction.The gear shifting device of this structure is simple to operate when exchanging direction, and does not need to open the installation of whole product, more can ensure the safety of whole product.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is gear shifting device agent structure schematic diagram of the present invention;
Fig. 3 is gear shifting device body sections figure of the present invention;
Fig. 4 is engage a gear structural representation of the present invention;
Fig. 5 is engage a gear sectional drawing of the present invention;
Fig. 6 is securing means structural representation of the present invention;
Fig. 7 is driving block structural representation of the present invention;
Fig. 8 is driving block sectional drawing of the present invention;
In figure, 1 is gear shifting device main body, and 2 is engage a gear, and 3 is driving block, and 4 is securing means, 101 is internal ring wall, and 102 is external annulus, and 103 is endless belt, and 201 is engage a gear outer wall, and 202 is in the middle part of engage a gear, 203 is that engage a gear is inner, and 301 is driving block outer wall, and 302 is that driving block is inner, and 303 is that driving block is inner.
Embodiment
Below embodiments of the invention are elaborated: the present embodiment is implemented under premised on technical solution of the present invention, give detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, the present embodiment comprises: gear shifting device main body 1, engage a gear 2, driving block 3 and securing means 4, wherein, gear shifting device main body 1 center is provided with a through hole, the gear shifting device agent structure of these through hole both sides is symplex structure, engage a gear 2 and driving block 3 are all suitable and be plugged on the symplex structure of gear shifting device theme 1 both sides with the structure of gear shifting device body through-holes both sides, and are fixed by securing means 4.
As shown in Figures 2 and 3, gear shifting device main body 1 comprises ring wall and endless belt 103, and endless belt 103 is arranged on the outer surface of ring wall and is integrally formed with ring wall; Ring wall comprises internal ring wall 101 and external annulus 102, the width of internal ring wall 101 is less than the width of external annulus 102 and radial distance between internal ring wall 101 edge with external annulus 102 edge is equal, the both sides of the edge place of internal ring wall 101 is symmetrical arranged the draw-in groove of a pair radial symmetric respectively, the inwall of internal ring wall 101 is provided with a fixture block, the center of this fixture block between internal ring wall 101 both sides of the edge, on ring wall, symmetrical place is provided with a through hole with fixture block; The width of endless belt 103 is less than the width of gear shifting device external annulus 102, the outer surface of endless belt 103 is provided with a projection in ring wall through hole, this projection is provided with circular hole, this circular hole communicates with ring wall through hole, the endless belt bilateral symmetry at circular hole place is provided with the projection that width is less than ledge width, and this projection extends to the edge of external annulus 102.
As shown in Figure 7 and Figure 8, driving block 3 comprise be integrally formed from big to small driving block outer wall 301, in the middle part of driving block 302 and driving block inside 303, wherein, in the middle part of driving block outer wall 301, driving block 302 and driving block inside 303 concentric arrangement from outside to inside vertically, driving block 3 center is axially arranged with tapped through hole, its inwall is provided with screw thread, and diameter and the screw thread of the diameter of tapped through hole and screw thread and securing means 4 are suitable.
In the middle part of driving block, 302 edges are provided with the projection of a pair radial symmetric, and this projection extends vertically, and its length is less than the width of driving block inside 302, and the draw-in groove width on the internal ring wall 101 of its width and gear shifting device main body 1 is suitable; Driving block outer wall 301 offers the square hole that but footpath concentric with tapped through hole is wider than tapped through hole, the empty degree of depth of the party extends to driving block inside 302, and communicates with tapped through hole.
As shown in Figure 4 and Figure 5, engage a gear 2 comprise be integrally formed from big to small engage a gear outer wall 201, in the middle part of engage a gear 202 and engage a gear inside 203, wherein in the middle part of engage a gear outer wall 201, engage a gear 202 and engage a gear inside 203 concentric arrangement from outside to inside vertically, engage a gear outer wall 201 center offers the square hole similar to the square hole size shape on the driving block outer wall 301 of driving block 3; Inner 203 centers of engage a gear are axially arranged with tapped hole, and its inwall is provided with screw thread, and diameter and the screw thread of the diameter of this tapped hole and screw thread and securing means are suitable, and the degree of depth of this tapped hole extends to square hole place but do not communicate.
Engage a gear inside 203 comprises engage a gear inside subject and circle ring column, circle ring column arranges with engage a gear inside subject is concentric and is integrally formed with engage a gear inside subject, the diameter of circle ring column is less than the diameter of engage a gear inside subject, extend to the edge of circle ring column between the part at engage a gear inside subject edge and circle ring column vertically, the cross section of this extending body is fan-shaped; Outside 201 edges of engage a gear are provided with a radial projection, and the thickness of this projection is with the consistency of thickness of engage a gear outside 201 and a side margin of position and fan-shaped extending body is axially consistent.
When engage a gear 2 and driving block 3 are arranged on the both sides of gear shifting device main body 1, each several part of composition engage a gear 2 and driving block 3 is all suitable with each part-structure of composition gear shifting device main body, and gear shifting device main body 1, engage a gear 2 and driving block 3 are combined closely.
The present embodiment can be used in need exchange direction any products on, such as electronic safety lock, when product needed right and left mutually changing, because gear shifting device main body is symplex structure and driving block and engage a gear symmetry are installed, so can directly the driving block of gear shifting device and engage a gear be split from product by apparatus for fastening loosened, be reinstalled in again on product after driving block and engage a gear reversing of position, securing means is screwed.The gear shifting device of this structure is simple to operate when exchanging direction, and does not need to open the installation of whole product, more can ensure the safety of whole product.
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present invention.