CN2848480Y

CN2848480Y - Multipurpose tool head structure

Info

Publication number: CN2848480Y
Application number: CN 200520027225
Authority: CN
Inventors: 陈章英
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-08-31
Filing date: 2005-08-31
Publication date: 2006-12-20
Anticipated expiration: 2015-08-31

Abstract

The utility model relates to a multipurpose tool head structure. The outer side of a bearing sleeve is designed in a polygonal shape for sheathing a sleeve barrel, and an accommodating seat is arranged at the inner side of the beating sleeve. The accommodating seat is used for sheathing screwdriver bits, and a concave ring slot is formed at a proper position of the outer edge of the bearing seat near the accommodating seat. The concave ring slot is inwards penetrated with a through hole, the through hole is communicated with the accommodating seat, and the bearing sleeve is matched with an elastic C-shaped buckling element to obtain the effect of rapidly combining and pulling out the screwdriver bits. When the sleeve barrel is sheathed, a part of the buckling element exposed outside the concave ring slot can clamp and abut the sleeve barrel to position the sleeve barrel in order to obtain the aim of simultaneously assembling the screwdriver bits and the sleeve barrel. The utility model has the advantages of simple structure, novelty and creativity, and production efficiency can be increased greatly.

Description

The multipurpose tool header structure

Technical field

The utility model relates to a kind of hand-held tool, relate in particular to a kind of simple in structure, simple and convenient assembly, multipurpose tool header structure easy to use.

Background technology

Hand-held tool is an instrument common and indispensable in family and the factory, wherein common with screwdriver class and sleeve class again, and hand-held tool production industry over the years for make general consumption masses in use more facility be easy to use, so the hand-held tool of various easy operating or subsidiary hommization function is also asked the city in succession.

Sleeve is for cooperating different types of screw tightening to have the screwdriver head and the sleeve of various forms with screwdriver, and every kind of shape also has various sizes to change, therefore the user often needs various screwdriver head or sleeve to arrange in pairs or groups, thereby the sleeve of can arranging in pairs or groups has simultaneously just become suitable practicality operation tool easily with the hand-held tool of screwdriver head;

Has only the hand-held tool that can change screwdriver head on the market, different screwdriver heads use but this hand-held tool also only limits to arrange in pairs or groups, can not be further and the sleeve assembling, and hand-held tool has more become design focal point in order to the bearing structure of assembling socket, because whether the facility when this bearing structure Design quality has determined screwdriver head or sleeve socket, also have influence on the production and the assembly process of this product.The sleeve of the fast changeable screwdriver head " structure " patent that sees also Taiwan No. 413119, it mainly is to utilize a sleeve body and a guide pin bushing to form sleeve structure, this sleeve body front end is provided with a hexagonal inserting hole, this guide pin bushing can be done to endwisely slip the inserting hole of sleeve is done urgent or lax action, and the action that can do engaging, change screwdriver head.Yet, this kind structure needs to use on the other hand earlier with the downward slippage of this guide pin bushing in use, take out screwdriver head with another hand again, like this, user's screwdriver of just can't holding with a firm grip, and the puzzlement that comes off is easily arranged, and this guide pin bushing is to be a ring-type, when assembling, have inconvenience to a certain extent, will cause production efficiency to reduce, the more important thing is with sleeve body, the hand-held tool of this patent screwdriver head of only can arranging in pairs or groups uses, if when the user need use sleeve, then must purchase a new product more in addition, like this, then can produce inconvenience and waste again to the user, therefore as a complete unit, its suitable practicality that do not have of can saying so has in addition improved necessity in fact.

The utility model content

Technical problem underlying to be solved in the utility model is, overcome the defective that existing hand-held tool exists, and provide a kind of multipurpose tool header structure, it can improve existing hand-held tool only can arrange in pairs or groups that a kind of workpiece uses in screwdriver head or the sleeve, and shortcoming that can't mutual alternative, it has simple in structure, simple and convenient assembly, advantage easy to use.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of multipurpose tool header structure, comprise a bearing cover, this bearing cover outside is polygon and supplies sleeve sheathed, the inboard accommodation seat that supplies screwdriver head to plug that then is formed with of bearing cover, and the bearing cover outside is equipped with a through hole, this through hole is to be connected with accommodation seat, this bearing cover outer rim then be equipped with one slightly the flexible button of tool support part, this button supports part one end formation top and is stretched in this accommodation seat by through hole; Support the setting of part and can be fastened the location by the top of the low part of button when making screwdriver head insert accommodation seat by this button, and jacket casing also can be detained to fastening of part when being located at the bearing cover outside and combined with the bearing cover.

Aforesaid multipurpose tool header structure, wherein the bearing cover outside is to be square.

Aforesaid multipurpose tool header structure, wherein bearing cover outer rim appropriate location is to be formed with the scrobicular ring ditch to supply button sheathed to part.

Aforesaid multipurpose tool header structure, wherein the bearing cover is arranged on the screwdriver.

Aforesaid multipurpose tool header structure, wherein the bearing cover is arranged on the Wrench.

Very simple on the utility model structure, can significantly enhance productivity.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the utility model exploded perspective schematic diagram.

Fig. 2 is a combining structure schematic diagram of the present utility model.

Fig. 3-the 1st, vertical view of the present utility model.

Fig. 3-the 2nd, the cutaway view at the A-A position shown in Fig. 3-1.

Fig. 3-the 3rd, the cutaway view at the B-B position shown in Fig. 3-1.

Fig. 4 is the user mode figure of the sheathed screwdriver head of the utility model.

Fig. 5 is the user mode figure of the sheathed sleeve of the utility model.

Fig. 6 is the stereoscopic schematic diagram of the utility model second embodiment.

Fig. 7 is the longitudinal section of the utility model second embodiment.

Fig. 8 is the vertical view of the utility model second embodiment bearing cover.

The number in the figure explanation:

1---hand-held tool body 10---accommodation space

101---opening 11---locking part

2---bearing cover 20---accommodation seat

21---connecting rod 22---circular groove

221---through holes 23---button supports part

231---top 31---screwdriver head

32---sleeve

The specific embodiment

See also Fig. 1 to shown in Figure 3, the utility model comprises that a shaft-like hand-held tool body 1 and can sheathed screwdriver head 31 or the bearing cover 2 of sleeve 32, wherein:

This hand-held tool body 1 grips for the user, and be formed with an accommodation space 10 in this hand-held tool body 1, this accommodation space 10 is generally to be long right cylinder shape space, and at one end form opening 101 and be installed with for bearings cover 2, and cooperate a locking part 11 that these bearing cover 2 location are set firmly (this kind combination is general existing structure, does not just add to give unnecessary details at this).

It is to be polygon (being generally to be square in the present embodiment) that 2 outsides are overlapped in this bearing, and can be sheathed for sleeve 32, and bearing is overlapped 2 front ends and is formed with in addition and becomes hexagonal accommodation seat 20 without exception, and this accommodation seat 20 inserts sheathed for screwdriver heads 31.In addition, for being equipped with on hand-held tool body 1, this bearing is overlapped 2 bottoms and is formed with a connecting rod 21, and this connecting rod 21 can be inserted by the opening 101 of hand-held tool body 1 in the accommodation space 10 to improve the bond strength of 1 of bearing cover 2 and hand-held tool body.Moreover, the outer rim of this bearing cover 2 is provided with a scrobicular ring ditch 22 near the appropriate location of front end accommodation seat 20, and inwardly give a farfetched interpretation at a place of this scrobicular ring ditch 22 and to form a through hole 221, this through hole 221 is to be connected with accommodation seat 20, and this scrobicular ring ditch 22 and through hole 221 can support part 23 snaps into position for a button.The low part of this button is to have elasticity and generally be the C font slightly, and an end bends inwards and forms top 231 therein, this button supports part 23 because of generally being the C font, so can be sheathed on bearing overlaps on the scrobicular ring ditch 22 of 2 outer rims, this button supports the top 231 of part 23 and then stretches in the through hole 221 of this scrobicular ring ditch 22, and the front end of top 231 stretches in the accommodation seat 20 a little, and button supports some section of part 23 and is exposed to outside the scrobicular ring ditch 22, as shown in Figure 3.So, if desire collocation screwdriver head 31 uses, when this screwdriver head 31 inserted in the bearing cover 2, this button supports part 23 just can withhold screwdriver head 31, combined and make screwdriver head 31 and bearing overlap 2, so that cooperate hand-held tool body 1 to come turn screw tightening (as shown in Figure 4); When if desire collocation sleeve 32 uses, the outside of this bearing cover 2 is polygon and can supplies sleeve 32 sheathed combinations, this button support part that part 23 exposes scrobicular ring ditch 22 then can with sleeve 32 mutual buckles, reach the effect of location, and can utilize sleeve 32 to come switching screw tightening (as shown in Figure 5) after in conjunction with sleeve 32;

Bearing cover 2 of the present utility model neither needs when plugging and changeing screwdriver head 31 or sleeve 32 are done step urgent or that get loose more, only the application of force just can be with its separation or assembling a little for need, so can simply finish the action that changes the outfit, and the structure of bearing cover 2 is also very simple, only needing to assemble a button gets final product to part, more can enhance productivity, therefore real is a quite practical novel creation.

See also Fig. 6 to shown in Figure 8, it is that the utility model is second embodiment, and wherein primary clustering is identical with first embodiment, does not repeat them here, and only with regard to different structure it is described below.Bearing cover 2 of the present utility model also can save the setting of the first embodiment concave circular groove 22, is sheathed on the outside and directly should detain to part 23, so also can reach identical effect;

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.This hand-held tool body wherein can be screwdriver, or Wrench.

In sum, the utility model is on structural design, use practicality and cost benefit, it is required to meet industry development fully, and the structure that is disclosed also is to have unprecedented innovation structure, have novelty, creativeness, practicality, the regulation that meets relevant novel patent requirement is so mention application in accordance with the law.

Claims

1 one kinds of multipurpose tool header structures, it is characterized in that, comprise a bearing cover, this bearing cover outside is polygon and supplies sleeve sheathed, the bearing cover is inboard then to be formed with an accommodation seat that supplies screwdriver head to plug, and is equipped with a through hole outside the bearing cover, and this through hole is to be connected with accommodation seat, this bearing cover outer rim then be equipped with one slightly the flexible button of tool support part, this button supports part one end formation top and is stretched in this accommodation seat by through hole;

Support the setting of part and can be fastened the location by the top of the low part of button when making screwdriver head insert accommodation seat by this button, and jacket casing also can be detained to fastening of part when being located at the bearing cover outside and combined with the bearing cover.

2 multipurpose tool header structures according to claim 1 is characterized in that the described bearing cover outside is to be square.

3 multipurpose tool header structures according to claim 1 is characterized in that described bearing cover outer rim appropriate location is to be formed with the scrobicular ring ditch to supply button sheathed to part.

4. multipurpose tool header structure according to claim 1 is characterized in that described bearing cover is arranged on the screwdriver.

5. multipurpose tool header structure according to claim 1 is characterized in that described bearing cover is arranged on the Wrench.