CN204748452U - Screwdriver - Google Patents

Abstract

The utility model provides a screwdriver, including handle and cutter body, the cutter body includes cutter arbor and tool bit, cutter body detachably sets up on a connecting piece, connecting piece detachably sets up the first end of handle. Through the structure, the utility model discloses can use as traditional screwdriver, also can be through changing the compound mode as other tool usings, the function is various, only need an instrument just can realize the function of a plurality of instruments, the practicality is very high. The handle compriseed the block and connecting piece, cutter body that can free dismouting make screwdriver carry for easy storage.

Description

Screwdriver

Technical field

The utility model relates to a kind of dismounting part instrument, particularly a kind of screwdriver.

Background technology

At present, screwdriver on the market has two kinds of forms: one is normal screws cutter; A kind of is the combination type screwdriver of the cutter hub can changing screwdriver.The screwdriver of the second is more convenient than the first, and a handle coordinates some cutter hubs to be combined into multiple screws cutter; But still there is subproblem in these current two kinds of screwdrivers: the first screwdriver, function singleness and carry inconvenience; The second screwdriver, although can change cutter hub, the combining form of cutter hub and handle is unique, and the instrument combined all belongs to screwdriver, and function is diversified not.

Utility model content

The utility model object is to overcome the deficiencies in the prior art, provides a kind of structure screwdriver cleverly, energy disassembled and assembled freely, easy to use.

In order to achieve the above object, the utility model is by the following technical solutions:

A kind of screwdriver, comprise handle and cutter hub, described cutter hub comprises knife bar and cutter head, and described cutter hub is removably disposed on a connection piece, and described connector is removably disposed in the first end of described handle.

As preferably, described handle is combined by some building blocks.

As preferably, described handle is provided with one across the groove of some building blocks, and respective slot configures a plate; The position that described groove belongs to each building block is respectively equipped with an installing hole, and the corresponding installing hole of described connecting plate is provided with some connection projections, and described connecting plate is fixed in described groove by connecting projection insertion installing hole.

As preferably, described in one of them, building block is provided with opening hollow cavity, and described opening hollow cavity communicates with the installing hole on this building block, the uncovered opposite sides being positioned at side, described groove place.

As preferably, described handle is combined by three pieces of building blocks, and described three pieces of building blocks comprise head building block, middle part building block and afterbody building block; Described head building block, middle part building block and the grafting successively of afterbody building block; Described head building block is the first end of described handle, and described connector is removably disposed on described head building block.

As preferably, the first end end face of described handle is provided with the first hexagon ring position, and described connector is provided with the first projection coordinated with the first hexagon ring position, described first projection and described first hexagon ring position grafting.

As preferably, the sidewall of described handle is provided with the second hexagon ring position for turning bolt head.

As preferably, the end face of the second end of described handle is provided with the connecting hole that supply cutter hub and handle realize grafting.

As preferably, also comprise an accessory, described accessory is provided with one for turning the 3rd hexagon ring position of bolt head, and described accessory is provided with the fixing hole for described cutter hub grafting.

As preferably, the end, one end on described handle and middle part sidewall are respectively equipped with the first connecting hole and the second connecting hole, and described connector is provided with for the projection with the first connecting hole or the second connecting hole grafting.

As preferably, described first projection is a uncovered hollow convex column, and its sidewall offers two just right openings.

As preferably, the shape of described cutter head is that cylindrical end sidewalls is provided with six recess running through this end end face and the shape that extends to the cylindrical other end of described recess; Or the shape of described cutter head is in-line, cross, hexagon.

Compared with prior art, the utility model has following beneficial effect:

By said structure, the utility model can use as conventional screw-driver in order, also can use as other instrument by changing combination, diverse in function; Only need an instrument just can realize the function of multiple instrument, practicality is very high.The handle be made up of building block and the connector of detachable, cutter hub, make screwdriver carry and deposit conveniently.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the structural representation of the utility model with accessory;

Fig. 3 is decomposition texture schematic diagram of the present utility model.

In figure:

1-handle; 11-head building block; 12-middle part building block; 13-afterbody building block; 14-groove; 15-installing hole; 16-the first hexagon ring position; 2-cutter hub; 21-knife bar; 22-cutter head; 3-connector; 31-the first projection; 313-opening; 32-spliced eye; 4-connecting plate; 5-accessory; 51-the three hexagon ring position.

Now the utility model is described in further detail with specific embodiment by reference to the accompanying drawings.

Detailed description of the invention

Consult shown in Fig. 1 to Fig. 3, a kind of screwdriver described in the utility model, comprise handle 1 and cutter hub 2, cutter hub 2 comprises knife bar 21 and cutter head 22, the first end of knife bar 21 is connected with cutter head 22, second end of knife bar 21 is removably mounted on a connection piece 3, and connector 3 is removably mounted on handle 1.Consult shown in Fig. 3, in the present embodiment, the maximum outside diameter of cutter head 22 is identical with knife bar 21.

Handle 1 is combined by three pieces of building blocks, and three pieces of building blocks comprise head building block 11, middle part building block 12 and afterbody building block 13; Head building block 11, middle part building block 12 and afterbody building block 13 grafting successively; Connector 3 is removably mounted on head building block 11.

Handle 1 is provided with one across the groove 14 of three pieces of building blocks, and respective slot 14 configures a plate 4; The position that groove 14 belongs to each building block is respectively equipped with an installing hole 15, and the corresponding installing hole 15 of connecting plate 4 is provided with three and connects projections, and connecting plate 4 inserts installing hole 15 be fixed in groove 14 by connecting projection.Middle part building block 12 is provided with hexagonal opening hollow cavity, and opening hollow cavity communicates with the installing hole 15 on this building block, the uncovered opposite sides being positioned at side, groove 14 place; This opening hollow cavity can be used for turning hex bolts head.

The end face of head building block 11 is provided with the first hexagon ring position 16, and connector 3 is provided with the first projection 31, first projection 31 and the first hexagon ring position 16 grafting coordinated with the first hexagon ring position 16, makes connector 3 be removably mounted on head building block 11; First projection 31 is also applicable to realize grafting with hexagonal opening hollow cavity.As preferably, the first projection 31 is a uncovered hollow convex column, and its sidewall offers two just right openings 313.

The end face of the afterbody building block 13 of handle 1 is provided with the connecting hole that supply cutter hub 2 and handle 1 realize grafting.

The sidewall of handle 1 be also provided with anti-slip veins and facilitate hand-held finger recess.

Connector 3 is provided with spliced eye 32, and the second end of knife bar 21 inserts spliced eye 32, and knife bar 21 is removably mounted on connector 3.

Also comprise an accessory 5, accessory 5 is provided with one for turning the 3rd hexagon ring position 51 of bolt head, and accessory 5 is provided with the fixing hole for cutter hub 2 grafting.

Consult shown in Fig. 1 and Fig. 3, the shape of cutter head 22 is that cylindrical end sidewalls is provided with six recess running through this end end face and the shape that extends to the cylindrical other end of described recess; Or the shape of cutter head 22 is for being in-line, cross, hexagon.

Application of the present utility model:

1, connector 3 is arranged on the first hexagon ring position 16 by the first projection 31 and knife bar 21 inserts spliced eye 32, becomes a screwdriver.

2, insert in fixing hole by the cutter head 22 of cutter hub 2, namely accessory 5 is connected with cutter hub 2; Thus composition one can turn hex bolts head instrument by the 3rd hexagon ring position 51 on accessory 5, particularly: turning handle 1 and handle 1 drives accessory 5 to rotate, the 3rd hexagon ring position 51 on accessory 5 turns hex bolts head.

3, the first projection 31 of connector 3 remove from the first hexagon ring position 16 and with hexagonal opening hollow cavity grafting, form a hand hammer; Cutter hub 2 is as hand hammer handle 1, and handle 1 is as hand hammer tup; Also can as the instrument being turned bolt head by the first hexagon ring position 16

4, the hexagonal opening hollow cavity of handle 1 can directly be used for turning hex bolts head.

5, insert on the connecting hole of another screw driver handle 1 described in the utility model by the cutter head 22 of a described screwdriver of the present utility model, namely two screwdriver composition one extend the length of screwdriver; Also the connector 3 of another screwdriver can be pulled down, the instrument now formed is exactly the instrument being turned bolt head by the first hexagon ring position 16.

The effect of the utility model part-structure:

1, handle 1 consists of building block, handle 1 can be made to be split as smallclothes, be convenient for carrying and combine.

2, connecting plate 4 can fixed handle 1 further.

3, middle part building block 12 is provided with hexagonal opening hollow cavity, and opening hollow cavity communicates with the installing hole 15 on this building block, elongate articles can be inserted installing hole 15 by opening hollow cavity, thus connection projection is ejected installing hole 15, be removed by connecting plate 4.

4, the first projection 31 for the uncovered and sidewall of hollow have opening 313 make the first projection 31 insert the first hexagon ring position 16 time, opening 313 liang of side walls are compressed by the sidewall of position, hole and the first projection 31 can conveniently be inserted, and the reset character that opening 313 liang of side walls are had by oneself enables grafting fix to deviate from.

Screwdriver structure described in the utility model is ingenious, can use as conventional screw-driver in order, also can use as other instrument by changing combination, having several functions; Only need an instrument just can realize the function of multiple instrument, practicality is very high.The handle 1 be made up of building block and the connector 3 of detachable, cutter hub 2, make screwdriver carry and deposit conveniently.

The utility model is not limited to above-mentioned embodiment, if do not depart from spirit and scope of the present utility model to various change of the present utility model or modification, if these are changed and modification belongs within claim of the present utility model and equivalent technologies scope, then the utility model is also intended to comprise these changes and variation.

Claims (12)

1. a screwdriver, comprises handle and cutter hub, and described cutter hub comprises knife bar and cutter head, it is characterized in that, described cutter hub is removably disposed on a connection piece, and described connector is removably disposed in the first end of described handle.

2. screwdriver according to claim 1, is characterized in that, described handle is combined by some building blocks.

3. screwdriver according to claim 2, is characterized in that, described handle is provided with one across the groove of some building blocks, and respective slot configures a plate; The position that described groove belongs to each building block is respectively equipped with an installing hole, and the corresponding installing hole of described connecting plate is provided with some connection projections, and described connecting plate is fixed in described groove by connecting projection insertion installing hole.

4. screwdriver according to claim 3, is characterized in that, described in one of them, building block is provided with opening hollow cavity, and described opening hollow cavity communicates with the installing hole on this building block, the uncovered opposite sides being positioned at side, described groove place.

5. screwdriver according to claim 2, is characterized in that, described handle is combined by three pieces of building blocks, and described three pieces of building blocks comprise head building block, middle part building block and afterbody building block; Described head building block, middle part building block and the grafting successively of afterbody building block; Described head building block is the first end of described handle, and described connector is removably disposed on described head building block.

6. screwdriver according to claim 1, is characterized in that, the first end end face of described handle is provided with the first hexagon ring position, and described connector is provided with the first projection coordinated with the first hexagon ring position, described first projection and described first hexagon ring position grafting.

7. the screwdriver according to claim 1 or 6, is characterized in that, the sidewall of described handle is provided with the second hexagon ring position for turning bolt head.

8. the screwdriver according to claim 1 or 6, is characterized in that, the end face of the second end of described handle is provided with the connecting hole that supply cutter hub and handle realize grafting.

9. screwdriver according to claim 1, is characterized in that, also comprises an accessory, and described accessory is provided with one for turning the 3rd hexagon ring position of bolt head, and described accessory is provided with the fixing hole for described cutter hub grafting.

10. screwdriver according to claim 1, is characterized in that, the end, one end on described handle and middle part sidewall are respectively equipped with the first connecting hole and the second connecting hole, and described connector is provided with for the projection with the first connecting hole or the second connecting hole grafting.

11. screwdrivers according to claim 6, is characterized in that, described first projection is a uncovered hollow convex column, and its sidewall offers two just right openings.

12. screwdrivers according to claim 1, is characterized in that, the shape of described cutter head is that cylindrical end sidewalls is provided with six recess running through this end end face and the shape that extends to the cylindrical other end of described recess; Or the shape of described cutter head is in-line, cross, hexagon.