Labor-saved stapler
Technical field
The utility model relates to a kind of labor-saved stapler in order to binding papers.
Background technology
Stapler is such as school, hospital, the office appliance that places such as office are commonly used, it is mainly in order to the bookbinding to paper document, so that collect, deposit and consult, common common stapler comprises base, press screw assembly and binding assembly, press screw assembly and binding assembly to be hinged with the tail end of base respectively, under the effect of pressing screw assembly, the binding assembly is ordered nail to the paper spare that is positioned on the base, this stapler structure is simple, generally be suitable for the thin text of paper spare is bound, when the relatively thicker text of bound paper part, because reasons in structure is required great effort when pressing, and askew pin very easily occurred very much, phenomenons such as inclined to one side pin and card pin, therefore, be necessary the stapler of this structure is improved.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of labor-saved stapler, and is when this labor-saved stapler is bound file, very laborsaving.
For solving the problems of the technologies described above, the utility model adopts following technical proposals: this labor-saved stapler comprises base, in order to the dress needle assemblies of dress pin and in order to the pressing assembly of pressing, described pressing assembly comprises handle, drive rod and depression bar, described handle afterbody and described drive rod afterbody are articulated, also be provided with the handle fulcrum near the handle tail position on described handle, described base is articulated at this handle fulcrum place and handle; The end of described drive rod is provided with drive point, and described depression bar is articulated at this drive point place and drive rod, also is provided with the drive rod fulcrum at the medium position near this drive rod, and described base is articulated at this drive rod fulcrum place and drive rod; Described dress needle assemblies comprises carriage and the dress pin casket that links to each other with described carriage, and the afterbody of described depression bar and described carriage also is respectively arranged with run-on point, and described base is articulated with depression bar and carriage respectively at the run-on point place of described depression bar and carriage.
According to design concept of the present utility model, described base is provided with in order to connect first connecting hole of handle, in order to second connecting hole of connection drive rod and in order to connect the 3rd connecting hole of depression bar and carriage, described the 3rd connecting hole is positioned at the base tail position, the position of described first connecting hole between second connecting hole and the 3rd connecting hole, handle fulcrum place at handle, the run-on point place of drive rod fulcrum place and depression bar and carriage also is respectively arranged with through hole, at first connecting hole, be respectively arranged with connecting axle in second connecting hole and the 3rd connecting hole, described handle links to each other with described base with connecting axle in the through hole by penetrating first connecting hole, described drive rod links to each other with described base with connecting axle in the through hole by penetrating second connecting hole, described depression bar and carriage by penetrate in the 3rd connecting hole with through hole in connecting axle link to each other with described base.
According to design concept of the present utility model, described dress pin casket is positioned at carriage and links to each other with carriage, also is provided with the pressing sheet that is positioned at the staple of dress pin casket in order to extrusion in the end of described depression bar.
Compared with prior art, the utlity model has following beneficial effect: because pressing assembly of the present utility model comprises handle, drive rod and depression bar, this handle, drive rod and depression bar are articulated with the base of stapler respectively, and handle, drive rod and depression bar also are respectively arranged with fulcrum, when pressing down handle, handle drives the drive rod afterbody and moves upward, and the end of drive rod presses down the end of described depression bar, described depression bar end moves downward, and then extrusion very easily is positioned at the staple of dress pin casket, it utilizes lever principle, drives depression bar cleverly, and whole process is very convenient and laborsaving, the statistical analysis of tool experiment number tool, its relative conventional stapler can be saved power more than 75% at least, and usability is very strong, and is easy to operate.
Description of drawings
Fig. 1 is a perspective view of the present utility model;
Fig. 2 is a three-dimensional decomposition texture schematic diagram of the present utility model;
The specific embodiment
Referring to Fig. 1, labor-saved stapler of the present utility model, comprise base 1, dress needle assemblies 2 and pressing assembly 3, wherein, described dress needle assemblies 2 is between base 1 and pressing assembly 3, base 1 is in order to support file, and dress needle assemblies 2 is in order to the splendid attire staple, and the pressing assembly is in order to extrude the staple in the dress needle assemblies 2; When file is bound, at first, file is placed on the base 1, then, press down described pressing assembly 3, under the mating reaction of pressing assembly 3 and dress needle assemblies 2, staple extrudes in dress needle assemblies 2, and 1 place binds file at described base.
Referring to Fig. 2, described base 1 is provided with first connecting hole 11, second connecting hole 12 and the 3rd connecting hole 13, wherein, the 3rd connecting hole 13 is positioned at base 1 tail position, the position of described first connecting hole 11 between second connecting hole 12 and the 3rd connecting hole 13.
Described dress needle assemblies 2 comprises carriage 21 and dress pin casket 22, and wherein, described dress pin casket 12 is positioned at carriage 21 and links to each other with carriage 21, and carriage 21 is installed dress pin casket 22 in order to support, and this dress pin casket 22 is in order to the splendid attire staple.
Described pressing assembly 3 comprises handle 31, drive rod 32 and depression bar 33; Wherein, described handle 31 afterbodys have connecting hole 311, and described drive rod 32 afterbodys are provided with the hole clipping 321 suitable with connecting hole 311, and described hole clipping 321 corresponding clips are positioned at this connecting hole 311, and then realize that handle 31 and drive rod 32 are articulated; Described handle 31 is provided with the handle fulcrum, and described handle 31 is articulated by this handle fulcrum and base 1; The utility model is preferably offered through hole 312 at this handle fulcrum place, make the through hole 312 of this handle 31 corresponding then with first connecting hole 11, use connecting axle 41 to pass this through hole 312 and first connecting hole 11, can realize being connected of handle 31 and base 1 very easily; During work, handle 31 is that fulcrum rotates with this connecting axle 41, drives connected drive rod 32.
The end of described drive rod 32 is provided with drive point, be provided with through hole 322 at this drive point, also have through hole 331 at described depression bar 33 with these through hole 322 corresponding positions, make through hole 322 corresponding with through hole 331, make connecting axle 42 pass through hole 322 and through hole 331 then, and then make drive rod 32 and depression bar 33 be articulated; During work, press down described handle 31, the afterbody that handle 31 drives drive rods 32 moves, and then makes drive rod 32 ends move down and press down described depression bar 33, thereby makes depression bar 33 carry out pressing action; Also be provided with the drive rod fulcrum at medium position near drive rod 32, also have through hole 323 at these drive rod 32 fulcrum places, make this through hole 323 corresponding with second connecting hole 12 of base 1, use connecting axle 43 to pass the through hole 323 and second connecting hole 12, can realize that drive rod 32 and base 1 are articulated, like this, when work, drive rod 32 can rotate for fulcrum by this connecting axle 43.
Described depression bar 33 and carriage 21 afterbody places also are respectively arranged with run-on point, have through hole 332 and through hole 212 respectively at this run-on point place, described through hole 332 is corresponding with the 3rd connecting hole 13 of base 1 with through hole 212, use connecting axle 44 to pass through hole 332, through hole 212 and the 3rd connecting hole 13, can realize that depression bar 33 and carriage 21 are articulated with base 1, like this, when work, press down handle 31, handle 31 is that fulcrum rotates with connecting axle 41, drives drive rod 32 afterbodys and moves upward, and drive rod 32 is that fulcrum rotates with connecting axle 43, these drive rod 32 ends move downward, and press down described depression bar 33; Described depression bar end is provided with pressing sheet 333, and this pressing sheet 333 is positioned at the staple of adorning pin casket 22 in order to extrusion, and the end of described depression bar 33 moves downward, and drives the pressing sheet 333 that is positioned at its end position, and the staple that is positioned at dress pin casket 22 is extruded; This pressing assembly 3 utilizes lever principle, drives depression bar 33 cleverly, and whole process is very convenient and laborsaving, and is very easy to use.