CN2035298U - All-function wrench set - Google Patents

Abstract

The utility model relates to an all-function wrench set, which provides two sets of wrenches, a plurality of multi-function wrench heads and multi-function components to assemble an all-function wrench set, and an all-function detachable wrench set or an all-function wrench concatenation set. The wrench heads adopt multi-head box structures or adjustable connection structures, which comprises a four-head sleeve or three-head sleeve, a multi-head hexagon prism wrench, a column wrench, a round nut wrench, a double-head rotary tool, etc. The utility model is suitable for assembling or detaching 11 classes 17 kinds of different screws and nuts such as hexagons with different sizes, rectangles, hexagon sockets, wing nuts, screws, round nuts, single slots, cruciform slot screws, etc.

Description

All-function wrench set

The utility model belongs to hardware ﹠ tools, is particularly to combined type hand spanner.

The instrument that is used for loading and unloading bolt (screw) and nut at present is the special spanner of simple function mostly, produce many improved Wrench simultaneously, the spanner that discloses of patent documentations such as CN85108077, CN86104123, CN87204031, CN85205504 for example, they respectively have advantage, but can not be applicable to hex screw, soket head cap screw, square nut (bolt), round nut easily.CN85205504 " multi-functional double offset ring spanner " for example, this spanner is combined by handle and two plum blossom seats.Each plum blossom seat is equipped with two wabblers, and each wabbler is made of the plum circle of one or both different sizes.The plum circle of different size goes for corresponding bolts or nut.Its weak point is the specification that each wabbler has only one or both plum circles, and promptly each plum circle only is applicable to two kinds of specifications; It is not ideal enough that this plum circle inserts the connection and the stress of plum blossom seat in addition, in use easily cracks and damage.

The purpose of this utility model is to provide a kind of global function spanner group, it has each screw (bolt) and the nut that function entirely, promptly can be used for loading and unloading the securing member standard code, the screw and nut that the scope of application is big, can be in multiple position in order to loading and unloading, number of spare parts is few and can make up as required.

The design of global function spanner group is: a kind of spanner of pulling body, driving end that contains, the two ends of pulling body are provided with connecting hole and the securing member that is connected with driving end, described driving end has the housing of a box structure, housing comprises diapire, sidewall, open top and the middle cavity that is limited by them, this shell bottom wall is provided with and pulls the tenon that the body connecting hole cooperates, this housing sidewall is provided with at least one group of sleeve, every group of sleeve and comprises and be arranged on the same center line and two sleeves that the position is symmetrical, and above-mentioned tenon center line and sleeve centerline are vertical mutually.And a kind of spanner of pulling body, driving end that contains, an end of pulling body is provided with the connecting hole that is connected with driving end and is provided with the securing member other end and is connected tenon, described driving end comprises a square groove sleeve and a hook-shape body, the tenon that one end of this square groove sleeve is made as band hollow square groove can cooperate with the above-mentioned body connecting hole of pulling, the other end is provided with protruding bamboo shoot and a lateral groove, the inner of this hook-shape body is and the movable square tenon that cooperates of above-mentioned square groove that this inner is connected with other one protruding bamboo shoot of front end through one section arc body.

The utility model global function spanner group utilizes above-mentioned two groups to pull body and driving end, finishes different classes of and screw-nut charge and discharge operations different size.First pulls the driving end that body is equipped with four-head sleeve or three headgear tubes, hexagonal, square, interior hexagonal or thumbscrew nut are operated, and driving end adopts removable quill or concatenation type type of attachment to finish charge and discharge operations to screw-nut; Second end of pulling body can be pulled that body is connected with first or be connected with handle, and the driving end of other end mounting strap hook-shape body can be operated, install single head or double end to round nut and revolve tool and can be respectively eyenut or single groove, cruciform slot screw be operated.

In actual use, effect of the present utility model is significantly, select suitable driving end for use and pull body and can carry out charge and discharge operations 17 kinds of screw-nuts of 11 classes of variety classes and size, and compact overall structure, the few versatility of number of spare parts is good.Technology is simple aspect the manufacturing, cost is low and the product strength height simultaneously.

Now in conjunction with the accompanying drawings and embodiments, be described in detail design feature of the present utility model.

Fig. 1 is a kind of front view of embodiment global function spanner.

Figure 1A is the A-A cutaway view of Fig. 1 spanner.

Figure 1B is the B-B cutaway view of Fig. 1 spanner.

Fig. 1 C is the C-C cutaway view of Fig. 1 spanner.

Fig. 2 is the vertical view of Fig. 1 spanner.

Fig. 3 A is the upward view of three four function sleeves.

Fig. 3 B is the front view of three four function sleeves.

Fig. 3 C is the vertical view of three four function sleeves.

Fig. 4 is the extension bar front view of Fig. 1 spanner.

Fig. 5 is the schematic diagram of cylindrical spanner.

Fig. 6 is the schematic diagram that double end is revolved tool.

Fig. 7 is the front view of adjustable round nut driving end.

Fig. 7 A, Fig. 7 B are A-A, the B-B cutaway views of Fig. 7 driving end.

Fig. 8 is the vertical view of Fig. 7 driving end.

Fig. 9 is the vertical view of adjustable tight post round nut spanner with lock.

Figure 10 is the front view of the removable spanner of another kind of embodiment global function.

Figure 10 A, Figure 10 B and Figure 10 C are A-A, B-B and the C-C cutaway views of Figure 10 spanner.

Figure 11 is the vertical view of Figure 10 spanner.

Figure 12 is the socket profile that Figure 10 spanner is equipped with coupling box, square nut sleeve and hexagonal socket nut spanner.

Figure 13 is the front view of another embodiment global function concatenation type spanner.

Figure 14 is the vertical view of Figure 13 spanner.

First kind of embodiment is global function spanner group.

With reference to Fig. 1, Figure 1A Figure 1B Fig. 1 C and Fig. 2, a kind of global function spanner is by pulling body and driving end is formed.First driving end 1, pull body 2 and be connected as shown in Figure 1 successively with second driving end 3.The two ends of pulling body 2 are provided with elastic fastener screw 4, stage clip 5 and sliding pin 6, they are installed in the appropriate location, the outside of the square connecting hole 22 of pulling the body two ends, imbed the holddown groove 8 of driving end side's tenon 7 ends by sliding pin 6, driving end 1 or 3 is connected the two ends of spanner, they are connected as a single entity and are easy to carry.When needing to change driving end, only need exert oneself slightly, sliding pin 6 promptly rises, and driving end just can unload easily.

Driving end the 1, the 3rd can be suitable for the multi-functional Multi-end spanner head of plurality of specifications.Shown in Figure 1A and Fig. 1 C, be the bull coupling box that is used for the hex screw nut.

The design feature of this Multi-end spanner head 1,3 is to adopt box structure, two sleeves 9,11 of symmetry are on same center line, the sleeve 10,12 of another secondary symmetry is also on same center line, the sleeve 9,10,11 of above-mentioned two secondary symmetries and 12 constitutes the orthogonal four-head coupling box of center line, they are separately positioned on four outsides of the driving end 1 of box-shaped, and square tenon 7 is vertical mutually with the center line of sleeve.

Multi-end spanner has the box-shaped shell 13 of regular hexahedron, and this housing 13 is the book shell structure of a hollow, and its top is that 14, four sides 15 of an opening can be provided with sleeve, and bottom 16 is fixedly connected with and pulls the square tenon 7 that body cooperates, as shown in Figure 2.

The book shell structure of housing 13, its each corner 17 adopts fillet to connect, and avoids stress to concentrate and make in the use and produces phenomenon of rupture.

A kind of form of above-mentioned Multi-end spanner 1,3 designs is four-head coupling boxs, and its four sleeves 9,10,11 and 12 have the anterior lip 18 that protrudes from housing 13.These flange 18 inwalls have and are quincuncial projection and can match with screw-nut, and the hole 19 of axially establishing of flange 18 communicates with the middle cavity 20 of housing.This hole 19 can hold the bolt that protrudes from nut when sleeve is pulled nut, shown in Figure 1A.Under the situation of the bolt head in pulling counterbore, the flange 18 of sleeve can put in counterbore bolt head is entangled, shown in Fig. 1 C.

Above-mentioned termination 21 of pulling body 2 is the cylinder cross section, and its outer end has the square inner bore 22 that matches with the square tenon 7 of driving end, and has square hole 23 in the side of hole wall.The axis of above-mentioned square inner bore 22 is parallel substantially with the axis of pulling body 2, and the axis of side square hole 23 is vertical substantially with the axis of pulling body 2, shown in Fig. 1 and Figure 1B.When needs load and unload the screw-nut that is on the vertical plane, can from pull body 2 square inner bores 22, take off the four-head coupling box, and it is contained on the side square hole 23, can operate.

First driving end 1 and second driving end 3 all adopt the four-head coupling box, promptly are combined into bull coupling box spanner, and every secondary two four-head sleeves can be provided with 8 kinds of coupling boxs that connect specification, are used to load and unload hex screw and nut.

With reference to Fig. 3 A, Fig. 3 B and Fig. 3 C, first pulls the bull sleeve 30 of packing on the body 2 among Fig. 1.Sleeve 30 is book wall constructions of a hollow, and the difference of it and above-mentioned coupling box is to change sleeve into have square inner bore 31 square sleeve, is provided with the inner hexagon spanner of hexagon prism 32.Offer the groove 33 of the certain width and the degree of depth in the end of sleeve, this groove 33 can hold two flanges of wing nut wing nut is tightened or unloaded.Four sidewalls that described square inner bore 31 and hexagon prism 32 can be arranged on driving end 1 or 3 become the four-head sleeve, also can be arranged on three sides shown in Fig. 3 A, 3B and 3C, become three headgear tubes.

Above-mentioned Multi-end spanner head can be used for standard fasteners such as hex screw, hex nut, square bolt, square nut, soket head cap screw, wing nut.

With reference to Fig. 4, second to pull body 35 be a straight-bar, and its an end connector part 36 has square opening 37 and horizontal dowel hole 38, and the axis in hole 37 overlaps substantially with the axis of pulling body 35, and the other end blank area 39 of straight-bar is side's tenon.The square connecting hole 22 that body can be respectively pulled with elbow bar, first in described two ends 36,39 interconnects, as shown in phantom in Figure 4.

With reference to Fig. 5, Fig. 6, cylindrical spanner 40 is to pull that body is connected, as to have two kinds of different-diameters pole with second.Several different diameters can be adopted in the minor diameter termination 41 of spanner 40, and these different poles can insert in the ring of different lifting bolts of certain specification scope accordingly, as shown in Figure 5, and to the lifting bolt charge and discharge operations of different size.

Double end is revolved tool and is pulled body 35 by second and constitute with handle 42 and rotating tool head 43, and the three is connected with square hole by square tenon, shown in Fig. 6 (pulling body 35 dots).One end of rotating tool head 43 is that " one " font rotating tool head other end is "+" word rotating tool head, as shown in Figure 6.The root of two kinds of rotating tool heads all has the aperture 44 that installs and fixes pin.Change the installation direction of double end rotating tool head, can use its other end.

Above-mentioned double end is revolved tool and is applicable to eight kinds of different screws such as column cap, cross recess countersunk head and cross recess countersunk raised head or nut in socket cap, semicircle column cap, countersunk head, countersunk raised head, the flat round end of cross recess, the cross recess ball respectively.

With reference to Fig. 7, Fig. 7 A, Fig. 7 B and Fig. 8, adjustable round nut spanner is made up of driving end and handle 35.Driving end contains square groove sleeve 45 and hook-shape body 48.One end of square groove sleeve 45 is made as the square tenon of hollow, and it can insert in the square hole 37 of handle and interconnect, and an end of sleeve 45 has protruding bamboo shoot 46 and a lateral groove 47.The inner of hook-shape body 48 is the square tenon 49 that inserts sleeve 45, and this inner connects as one through other one protruding bamboo shoot 50 of one section arc body and front end.Two protruding bamboo shoot 46,50 are located on the extended line of sleeve 45 central shafts.The protruding bamboo shoot 50 of front end can move forward and backward along above-mentioned center line together with hook-shape body 48, square tenon 49, and the length L that moves is limited by the length of groove 47.Therefore, hook-shape body 48 and sleeve 45 are formed the hook spanner head of certain prescribed limit.

During use, movable hook body 48 makes the external diameter that distance is slightly larger than round nut between protruding bamboo shoot 50 of front end and the protruding bamboo shoot 46 of sleeve, then two protruding bamboo shoot is inserted respectively in the groove of round nut, as shown in Figure 8, can operate.

Be equipped with the hook-shape body of several sizes size simultaneously, can make the driving end of round nut be applicable to the round nut of multiple different-diameter specification.

With reference to Fig. 9, for the round nut of band locking slot, the essentially identical adjustable circular nut with lock groove spanner of employing and Fig. 7 and Fig. 8 structure.This spanner contains hook-shape body 48 and square groove sleeve 45, and they are respectively equipped with measure-alike two protruding bamboo shoot 50 and 46.The centerline direction of these two protruding bamboo shoot is vertical with the central axis of square groove sleeve 45, shown in the left part of Fig. 9.

During use, movable hook body 48 can make two protruding bamboo shoot be in the appropriate intervals distance, and inserts two symmetrical holes on the round nut end face, the operation of loading and unloading nut.

Another kind of embodiment is the removable spanner group of global function.

With reference to Figure 10, Figure 10 A Figure 10 B, C Figure 11, the spanner quantity of the removable spanner of global function is identical with aforementioned global function spanner, comprises that first pulls body 2 and each driving end thereof, and second pulls body 35 and the parts of respectively attaching troops to a unit.Structurally removable spanner adopts sleeve 9,10,11,12 or the hexagon prism that flexibly connects with driving end 1,3; Be that sleeve and hexagonal column cap can separate from driving end, and can make the charge and discharge operations of bolt and nut separately.

Pulling body 2 has two ends 21 to be provided with perpendicular to lateral aperture 23 of pulling body axis and the parallel square hole 22 of pulling body axis of cardinal principle, and square hole 22 is connected with four-head double offset ring spanner head 1,3 respectively, as shown in figure 10. Single sleeve 9,10,11,12 and box driving end housing 13 are designed to removably connect, connection side's tenon 7 is established in the bottom surface of housing 13, end face opening 14 is added with end cap 51, and screw 52 passes that end cap 51 is connected with housing bottom and end cap 51 and each sleeve are locked mutually. Sleeve 9,10,11,12 has square neck 55 and matches with the square opening 56 of housing 13, and the flange 53 that groove 54 and end cap 51 inboards are established in the end of neck 55 is meshing with each other, and makes that these sleeves are locked to be had on the housing 13.Unload screw 52, can connect needs to change or installing sleeve.Shown in Figure 10 and Figure 10 B.Elastic fastener screw 4, stage clip 5 and sliding pin 6 are connected driving end 1,3 reliably and pull body 2 two ends, as shown in figure 11.

With reference to Figure 12, removable spanner is equipped with coupling box, square socket 31 or hexagon prism collet head 32 according to actual needs, and establishing groove 32 in the end of described square socket head 31 can be to the wing nut charge and discharge operations.Therefore suitably dispose collet head, the function of spanner and on-the-spot actual needs are matched, not only can reduce the quantity of pulling body, and use also more convenient.

The third embodiment is a global function concatenation type spanner group.

Pulling body 2 with reference to first in Figure 13 and Figure 14 concatenation type spanner group has two links 21, and they have two and connect square hole 22.The center line of two links 21 and square hole 22 thereof parallels and intersects certain angle with the center line of pulling body 2, shown in Figure 13 middle part.The outside of link 21 is provided with quincunx sleeve hole 25, the axis normal of its axis and connecting hole 22, and the opposite side of link 21 is provided with screw and trip bolt 24.First driving end 3 is coupling boxs that have hollow stem, it is the same with aforesaid bull sleeve, housing is the box structure of an opening, and offer a plurality of coupling boxs, its housing bottom has the neck 26 of an elongation, and the side of being fixedly connected with, the termination tenon 7 of neck 26 can insert in the connecting hole 22 of pulling body 2; And neck 26 centers have a square connecting hole 27 to be communicated with the housing middle cavity, and the center line of the center line in this hole 27 and driving end 3 and square tenon 7 is on same straight line; The sidewall of neck 26 is established screw and trip bolt 24.

Second driving end 1 is the bull sleeve that has step side's tenon 28,29, and generous tenon 28 and end side's tenon 29 match with the shell nozzle 14 and the neck aperture 27 of first driving end 3 respectively, under the effect of screw 24, above-mentioned two driving ends 1,3 with pull body 2 and be connected in series mutually.

Pull body 2 another link 21 same serial connection the 3rd driving end 57 and the 4th driving ends 58, shown in the right-hand member of Figure 13, Figure 14.

Above-mentioned concatenation type spanner is 18 pulling the sleeve number that is provided with on body 2 and four driving ends, promptly has the function of 18 specifications, operates.

In sum, the utility model 1. applicable performances are good: first pulls the Multi-end spanner head that body is joined the many specifications of multiple types, and one can be used for loading and unloading nearly nut or the screw of 18 specifications to spanner, namely is equivalent to 9 common double offset ring spanners; 2. the sleeve of Multi-end spanner head can be provided as coupling box, square socket, the different types of combined sleeve of die nut or the mutual combined sleeve of collocation, namely whenever can carry out charge and discharge operations to spanner to hexagon, square, interior hexagon and wing nut screw; 3. be equipped with second pull body and cylindrical spanner thereof, double end is revolved tool and two adjustable round nut spanners, can operate to lifting bolt, various single groove or cruciform slot screw, grooved round nut or with the round nut of end-face hole; 4. first pull body and second and pull body two string wrenches and form the all-function wrench group, include above-mentioned seven kinds of dissimilar spanners, be applicable to the screw-nut of nearly all general kind and specification; 5. few, the generalization and multi-functional of number of spare parts, compact conformation is reasonable, and is easy to use, and manufacture process can adopt wax-loss casting process, not need a large amount of machining, so cost is low.

Claims (5)

1, a kind of spanner of pulling body, driving end that contains, the two ends of pulling body are provided with connecting hole and the securing member that is connected with driving end, spanner is characterised in that, described driving end has the housing of a box structure, housing comprises diapire, sidewall, open top and the middle cavity that is limited by them, this shell bottom wall is provided with and pulls the tenon that the body connecting hole cooperates, this housing sidewall is provided with at least one group of sleeve, every group of sleeve and comprises and be arranged on the same center line and two sleeves that the position is symmetrical, and above-mentioned tenon center line is vertical mutually with sleeve centerline.

2, spanner according to claim 1, the box-shaped shell open top that it is characterized in that described driving end is furnished with end cap and trip bolt thereof, perforate and be provided with the sleeve that removably connects with housing on the housing sidewall, the end that this sleeve stretches in the housing cavity has groove, and above-mentioned end cap inboard is provided with flange and is meshed with the groove of socket end.

3, spanner according to claim 1, the box structure housing and the neck that an elongation is arranged between the tenon being connected of bottom that it is characterized in that described driving end, the termination of this neck is fixedly connected with described connection tenon, and the neck center establishes that a connecting hole is communicated with the housing middle cavity and the sidewall of neck is established screw and trip bolt.

4, spanner according to claim 3, the center line that it is characterized in that neck center connecting hole, housing middle cavity and the tenon of described box structure driving end is positioned on the axis, and this center connecting hole and middle cavity can interconnect with the stairstepping tenon of another driving end in the described driving end outside.

5, a kind of spanner that contains, the spanner of driving end, an end of pulling body is provided with connecting hole and the securing member that is connected with driving end, the other end is provided with the connection tenon, spanner is characterised in that, described spanner comprises a square groove sleeve and a hook-shape body, one end of this square groove sleeve is made as the tenon of band hollow square groove can pull that the body connecting hole cooperates, the other end is provided with protruding bamboo shoot and a lateral groove with above-mentioned, the inner of this hook-shape body is and the movable square tenon that cooperates of above-mentioned square groove that this inner is connected with other one protruding bamboo shoot of front end through one section arc body.

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