CN205870379U - Novel compound allen key - Google Patents

Abstract

The utility model discloses a novel compound allen key, this novel compound allen key is through setting up the compound core of hexagonal in the shell body, size select ware and rigidity ware, the outer diameter of required hexagonal layer core is selected through the size select ware, release the hexagonal layer core of selecting from the shell body through the rigidity ware, same accessible rigidity ware is in with the hexagonal layer core withdrawal shell body of releasing when not using, this novel compound allen key compares has following advantage in prior art: 1 )Adopt nested not unidimensional spanner in an organic whole of set of patterns in grades, the function is compound, and is little and high -efficient, 2 )Adopt the flexible method of multistage gomphosis to solve the rigidity problem, it is reliably durable, 3 )The adoption can be dismantled handle switching usage pattern and agreed with different operational environment, 4 ) simple structure, convenient to carry, the part can be changed at any time, and life is longer.

Description

NEW TYPE OF COMPOSITE inner hexagon spanner

Technical field

This utility model relates to extracting tool field, especially a kind of NEW TYPE OF COMPOSITE inner hexagon spanner.

Background technology

Inner hexagon spanner is also allen wrench, and it applies the active force to screw by moment of torsion, greatly reduces user Use force intensity, in the installation tool involved by modern furniture industry, although inner hexagon spanner is not the most frequently used, but Being the most handy, it greatly reduces the use force intensity of user, is useful tool indispensable in industrial manufacturing industry, and interior six Angle spanner can spread so far, and becomes useful tool indispensable in industrial manufacturing industry, it is critical only that itself is had Unique distinction and plurality of advantages: 1) it is very simple and light and handy；2) there are six contact surfaces between hexagon socket head cap screw and spanner, are subject to Power fully and is not easy to damage；3) can be used to twist screw in deep hole；4) diameter of spanner and length determine its twisting resistance； 5) easily manufacture, with low cost.But have also the drawback that as follows simultaneously: 1) spanner size is various, compact, and use and carry Inconvenient；2) spanner size differs, combines scattered, is easily lost the small size spanner that part is conventional；3) L-shape spanner is not suitable for sky Between the occasion of pretightning force narrow and small, low.

Utility model content

In order to solve the above-mentioned problems in the prior art, this utility model provides a kind of useful size many and the most fugitive The NEW TYPE OF COMPOSITE inner hexagon spanner fallen.

The technical scheme that this utility model provides is as follows: a kind of NEW TYPE OF COMPOSITE inner hexagon spanner, including shell body and setting Hexagonal composite core, size selector and position holder in shell body, described hexagonal composite core include the most sheathed extremely Few three or three hollow hexagonal layer cores being incremented by with top external diameter equal difference, described size selector is provided with knob, spring is fixed Plate, groups of springs, cylinder composite core, rotating shaft and pressure head, described cylinder composite core is arranged on the top of described hexagonal composite core, described Spring dead plate is set in parallel in the lower section of described knob, and described rotating shaft is vertically located in described knob and described spring dead plate Center, described pressure head is perpendicular to described rotating shaft and arranges and be connected on described rotating shaft lower end outer wall, rotates described knob Described pressure head can be driven to rotate in the planar circumferential being parallel to described knob around described rotating shaft, and described knob is exposed at described shell The top of body, described groups of springs is set in the periphery of described rotating shaft and is arranged on the top of described pressure head, and described groups of springs is arranged Between described spring dead plate and described cylinder composite core, described groups of springs includes that mutual folding sets and enclose footpath equal difference from the bottom to top The many groups spring being incremented by, described cylinder composite core includes the most sheathed at least three or three skies being incremented by with top external diameter equal difference Heart cylindrical layer core, the number of plies of the corresponding described hexagonal layer core of the number of plies of described cylindrical layer core is arranged, the number of described spring and circle footpath The number of plies of corresponding described cylindrical layer core and external diameter are arranged, and described rotating shaft is located in the center of the cylindrical layer core of innermost layer, described often Offer the bar-shaped trough that quantity differs on the core wall of individual cylindrical layer core, described bar-shaped trough offer the corresponding described cylindrical layer core of quantity The core body number of plies of inner sleeve is arranged, and 60 degree of distributions are opened and be spaced to described bar-shaped trough by the top down of described cylindrical layer core, described Multiple bar-shaped troughs are overlapped into pressure passageway under the selection of described pressure head, and described position holder includes being set in described cylinder composite core Outermost slip hexagonal ring, described slip hexagonal ring medial wall offers annular embeded slot, and described pressure head can be described embedding Closing and rotate and be fastened in described embeded slot in groove, the outside of described slip hexagonal ring is provided with push button projection, described shell body Sidewall on corresponding described push button projection offer ratchet slide rail, described ratchet slide rail pushes down on described push button projection energy Enough drive described slip hexagonal ring to move downward, thus drive described pressure head to move downward the described groups of springs of stretching, make described pressure Head is pressed cylindrical layer core down thus is extruded from described shell body by hexagonal layer core, selects described pressure head by rotating described knob Towards thus select different towards the lower pressure passageway that is overlapped into of multiple bar-shaped troughs, thus control the hexagonal layer of various outer diameter Core extrudes to realize the operational requirements of different pore size from described shell body.

In preferred embodiment of the present utility model, described shell body top is the most vertically inserted with a nondominant hand Handle, one end of described assist handle is provided with two plugs, and on described shell body, corresponding described plug offers two row's inserting holes, Described assist handle is detachably inserted in described inserting hole.

In preferred embodiment of the present utility model, the ratchet-shaped of the corresponding described ratchet slide rail of the shape of described push button projection Shape is arranged, and the length of described ratchet slide rail is arranged more than or equal to the height of described bar-shaped trough.

In preferred embodiment of the present utility model, the height of described hexagonal layer core successively decreases in equal difference setting from inside to outside.

In preferred embodiment of the present utility model, described shell body bottom is provided with holds recessed portion, described in hold recessed If being provided with anti-skidding lines in portion.

In preferred embodiment of the present utility model, described knob and described spring dead plate are disposed as circle, described Several antiskid grooves are offered on the circumferential side wall of knob.

What this utility model produced has the beneficial effects that: this NEW TYPE OF COMPOSITE inner hexagon spanner is by arranging six in shell body Angle composite core, size selector and position holder, selected by size selector required for the outside dimension of hexagonal layer core, By position holder, the hexagonal layer core selected is released from shell body, will be able to be pushed away by position holder equally when not using In the hexagonal layer core retraction shell body gone out, this NEW TYPE OF COMPOSITE inner hexagon spanner has the advantage that 1 compared to prior art) adopt Different size spanner is integrated with classification regional model, function and service is little and efficient；2) multistage chimeric flexible method is used to solve Rigidity, reliability and durability；3) detachable handle switching use pattern is used to agree with different operating environment；4) simple in construction, takes Band is convenient, and part can be changed at any time, and service life is longer.

Accompanying drawing explanation

Fig. 1 is the axonometric chart of NEW TYPE OF COMPOSITE inner hexagon spanner of the present utility model；

Fig. 2 is the generalized section of the NEW TYPE OF COMPOSITE inner hexagon spanner shown in Fig. 1；

Fig. 3 is the top view of size selector in NEW TYPE OF COMPOSITE inner hexagon spanner of the present utility model；

Fig. 4 is the structural representation that in NEW TYPE OF COMPOSITE inner hexagon spanner of the present utility model, cylindrical layer core coordinates with hexagonal layer core Figure；

Fig. 5 is size selector in NEW TYPE OF COMPOSITE inner hexagon spanner of the present utility model, position holder and hexagonal layer core The structural representation coordinated；

Fig. 6 is the structure that in NEW TYPE OF COMPOSITE inner hexagon spanner of the present utility model, size selector coordinates with position holder Schematic diagram.

Detailed description of the invention

Seeing Fig. 1 to Fig. 6, a kind of NEW TYPE OF COMPOSITE inner hexagon spanner, including shell body 10 be arranged in shell body 10 Hexagonal composite core 20, size selector 30 and position holder 50, hexagonal composite core 20 includes the most sheathed six external diameter etc. The hollow hexagonal layer core 21 that difference is incremented by, 22,23,24,25,26, the height of hexagonal layer core 21,22,23,24,25,26 is from inside to outside Successively decreasing in equal difference setting, size selector 30 is provided with knob 31, spring dead plate 32, groups of springs 33, cylinder composite core 35, turns Axle 36 and pressure head 37, cylinder composite core 35 is arranged on the top of hexagonal composite core 20, and spring dead plate 32 is set in parallel in knob The lower section of 31, knob 31 and spring dead plate 32 are disposed as circle, the circumferential side wall of knob 31 offer several anti-skidding Groove 311, rotating shaft 36 is vertically located in the center of knob 31 and spring dead plate 32, and pressure head 37 is perpendicular to rotating shaft 36 and arranges And be connected on rotating shaft 36 lower end outer wall, rotary knob 31 can band dynamic head 37 around the shaft 36 in the flat circle being parallel to knob 36 Week rotates, and knob 31 exposes to the top of shell body 10, and groups of springs 33 is set in the periphery of 36 rotating shafts and is arranged on pressure head 37 Top, groups of springs 33 is arranged between spring dead plate 32 and cylinder composite core 35, groups of springs 33 include mutually folded set and by under Six groups of springs that supreme circle footpath equal difference is incremented by, cylinder composite core 35 includes the open circles that the most sheathed six external diameter equal difference is incremented by Post layer core 351,352,353,354,355,356, the external diameter of the external diameter Correspondent cy linder composite core 35 of groups of springs 33 is arranged, rotating shaft 36 It is located in the center of the cylindrical layer core 351 of innermost layer, the core wall of each cylindrical layer core offers the bar-shaped trough that quantity differs 350, the core body number of plies offering quantity Correspondent cy linder layer core 35 inner sleeve of bar-shaped trough 350 is arranged, such as, and cylindrical layer from inside to outside Core 351,352, the quantity of the bar-shaped trough 350 offered on 353,354,355,356 is 0 respectively, 1,2,3,4,5, bar-shaped trough 350 by 60 degree of distributions are opened and be spaced to the top down of cylindrical layer core 351,352,353,354,355,356, and multiple bar-shaped troughs 350 overlap Becoming pressure passageway under the selection of pressure head 37, position holder 50 includes being set in cylinder composite core 35 outermost slip hexagonal ring 51, slip hexagonal ring 51 medial wall offers annular embeded slot 510, and pressure head 37 can rotate in embeded slot 510 and be fastened on In embeded slot 510, the outside of slip hexagonal ring 51 is provided with push button projection 52, corresponding push button projection 52 on the sidewall of shell body 10 Offering ratchet slide rail 11, the ratchet shape of the shape correspondence ratchet slide rail 11 of push button projection 52 is arranged, the length of ratchet slide rail 11 Degree is arranged more than or equal to the height of bar-shaped trough 350, pushes down on push button projection 52 and can drive slip in ratchet slide rail 11 Hexagonal ring 51 moves downward, thus band dynamic head 37 moves downward stretching groups of springs 33, make pressure head 37 times pressure cylindrical layer cores 35 from And hexagonal layer core 20 is extruded from shell body 10, by rotary knob 31 select pressure head 37 towards thus select different court To the lower pressure passageway that is overlapped into of multiple bar-shaped troughs 350, thus control the hexagonal layer core 21 of various outer diameter, 22,23,24,25, 26 extrude to realize the operational requirements of different pore size from shell body 10.When selecting to return, gently pinch push button projection 52 and be allowed to become Shape, therefore push button projection 52 can swimmingly upward sliding until the top of ratchet slide rail 11 is so that hexagonal composite core 20 is retracted In shell body 10.Shell body 10 top is the most vertically inserted with an assist handle 60, and one end of assist handle 60 is arranged Having two plugs 61, on shell body 10, corresponding plug 61 offers two row's inserting holes 12, and assist handle 60 is detachably inserted to In inserting hole 12, shell body 10 bottom is provided with holds recessed portion 13, holds and is provided with anti-skidding lines 131 in recessed portion 13, makes Used time user is optional to be held shell body 10 and operates or rotate assist handle 60 and operate.

In sum, this NEW TYPE OF COMPOSITE inner hexagon spanner is by arranging hexagonal composite core 20, size choosing in shell body 10 Select device 30 and position holder 50, select required hexagonal layer core 21,22,23,24,25,26 by size selector 30 Outside dimension, is released the hexagonal layer core 21,22,23,24,25,26 selected, no by position holder 50 from shell body 10 Can pass through equally in hexagonal layer core 21,22,23,24,25, the 26 retraction shell body 10 that position holder 50 will be released during use, This NEW TYPE OF COMPOSITE inner hexagon spanner has the advantage that 1 compared to prior art) use classification regional model collection different size to pull Hands in one, function and service, little and efficient；2) multistage chimeric flexible method is used to solve Rigidity, reliability and durability；3) using can Dismounting handle switching use pattern agrees with different operating environment；4) simple in construction, easy to carry, part can be changed at any time, uses Last a long time.

Above are only a specific embodiment of the present utility model, but design concept of the present utility model is not limited to This, all changes utilizing this design that this utility model carries out unsubstantiality, infringement this utility model protection domain all should be belonged to Behavior.

Claims (6)

1. a NEW TYPE OF COMPOSITE inner hexagon spanner, it is characterised in that: include that shell body and the hexagonal being arranged in shell body are combined Core, size selector and position holder, described hexagonal composite core includes that the most sheathed at least three or three are with top external diameter Equal difference be incremented by hollow hexagonal layer core, described size selector be provided with knob, spring dead plate, groups of springs, cylinder composite core, Rotating shaft and pressure head, described cylinder composite core is arranged on the top of described hexagonal composite core, and described spring dead plate is set in parallel in The lower section of described knob, described rotating shaft is vertically located in the center of described knob and described spring dead plate, described pressure head It is perpendicular to described rotating shaft arrange and be connected on described rotating shaft lower end outer wall, rotates described knob and described pressure head can be driven around described Rotating shaft rotates in the planar circumferential being parallel to described knob, and described knob is exposed at the top of described shell body, described groups of springs Being set in the periphery of described rotating shaft and be arranged on the top of described pressure head, described groups of springs is arranged on described spring dead plate and institute Stating between cylinder composite core, described groups of springs includes that mutual folding sets and enclose from the bottom to top many groups spring that footpath equal difference is incremented by, described Cylinder composite core includes the most sheathed at least three or three hollow cylinder layer cores being incremented by with top external diameter equal difference, described cylinder The number of plies of the corresponding described hexagonal layer core of the number of plies of layer core is arranged, the number of described spring and the layer enclosing the corresponding described cylindrical layer core in footpath Number and external diameter are arranged, and described rotating shaft is located in the center of the cylindrical layer core of innermost layer, the core wall of described each cylindrical layer core is opened Being provided with the bar-shaped trough that quantity differs, the core body number of plies offering quantity corresponding described cylindrical layer in-core set of described bar-shaped trough is arranged, 60 degree of distributions are opened and be spaced to described bar-shaped trough by the top down of described cylindrical layer core, and the plurality of bar-shaped trough is overlapped into described Pressure passageway under the selection of pressure head, described position holder includes being set in described cylinder composite core outermost slip hexagonal ring, Described slip hexagonal ring medial wall offers annular embeded slot, and described pressure head can rotate in described embeded slot and be fastened on institute Stating in embeded slot, the outside of described slip hexagonal ring is provided with push button projection, corresponding described push button on the sidewall of described shell body Projection offers ratchet slide rail, pushes down on described push button projection and can drive described slip hexagonal ring in described ratchet slide rail Move downward, thus drive described pressure head to move downward the described groups of springs of stretching, make to press cylindrical layer core under described pressure head thus incite somebody to action Hexagonal layer core extrudes from described shell body, by rotate described knob select described pressure head towards thus select different court To the lower pressure passageway that is overlapped into of multiple bar-shaped troughs, thus control from described shell body, extrude the hexagonal layer core of various outer diameter To realize the operational requirements of different pore size.

NEW TYPE OF COMPOSITE inner hexagon spanner the most according to claim 1, it is characterised in that: described shell body top is removably Vertically being inserted with an assist handle, one end of described assist handle is provided with two plugs, corresponding described on described shell body Plug offers two row's inserting holes, and described assist handle is detachably inserted in described inserting hole.

NEW TYPE OF COMPOSITE inner hexagon spanner the most according to claim 1, it is characterised in that: the shape of described push button projection is corresponding The ratchet shape of described ratchet slide rail is arranged, and the length of described ratchet slide rail is arranged more than or equal to the height of described bar-shaped trough.

NEW TYPE OF COMPOSITE inner hexagon spanner the most according to claim 1, it is characterised in that: the height of described hexagonal layer core is by interior Outside setting of successively decreasing in equal difference.

NEW TYPE OF COMPOSITE inner hexagon spanner the most according to claim 1, it is characterised in that: described shell body bottom is provided with hands Hold recessed portion, described in hold and in recessed portion, be provided with anti-skidding lines.

NEW TYPE OF COMPOSITE inner hexagon spanner the most according to claim 1, it is characterised in that: described knob and described spring are fixed Plate is disposed as circle, and the circumferential side wall of described knob offers several antiskid grooves.