CN208163502U

CN208163502U - A kind of Universal screwdriver

Info

Publication number: CN208163502U
Application number: CN201721629892.7U
Authority: CN
Inventors: 吴志华
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-11-29
Filing date: 2017-11-29
Publication date: 2018-11-30
Anticipated expiration: 2027-11-29

Abstract

The utility model discloses a kind of Universal screwdrivers, including handle and driver bit, handle is connect with driver bit, driver bit front end is equipped with sleeve, honeycomb, spring, rod iron and sheath are equipped in sleeve, honeycomb is set to upper cartridge, and spring one end is fixed in honeycomb, is fixedly connected in rod iron insertion honeycomb with the spring other end；Sheath is set between sleeve and rod iron, and is connect with spring.The utility model can be suitable for screw of different specifications and sizes, and without replacing driver bit, easy to use, structure is simple, and stability is good, be conducive to promote and apply.

Description

A kind of Universal screwdriver

Technical field

The utility model relates to hardware tool field, in particular to a kind of Universal screwdriver.

Background technique

In ordinary maintenance and life, what is most often touched is screw and nut, usually using screwdriver and spanner into Luggage unloads, and existing screwdriver and spanner have point different size and specification, and according to head model, screwdriver has a word, cross, Rice word, T-type (blossom type), H-type (hexagonal) also divide different model size, and spanner bore has different size of, has ten several Caliber size then needs to be equipped with up to tens kinds of different screwdriver and spanner for the screw and nut of distinct device, uses It is at high cost and inconvenient to carry.In order to easy to carry, different model can be replaced by generalling use for existing screwdriver and spanner Driver bit and driving end, or design can carry out the spanner of the convertible bore of driving end；But it either replaces or adjusts, all need It to be selected according to the size of screw and nut, need to select to meet corresponding screw and nut, corresponding unfamiliar use For person, selection mistake is then re-replaced, and use is not easy enough.

Summary of the invention

The technical problem to be solved by the utility model is to provide a kind of easy to use, structure is simple, no replacement is required knife Head, the Universal screwdriver suitable for different size screw.

To solve the above problems, the utility model adopts the following technical solution：

A kind of Universal screwdriver, including handle and driver bit, the handle are connect with driver bit, the screwdriver Head front end is equipped with sleeve, and honeycomb, spring, rod iron and sheath are equipped in sleeve, and the honeycomb is set to upper cartridge, the bullet Spring one end is fixed in honeycomb, is fixedly connected in the rod iron insertion honeycomb with the spring other end；The sheath is set to set Between cylinder and rod iron, and it is connect with spring.

The sheath lower end is honeycomb type, plays fixed function to each rod iron lower end.

The rod iron stretches out sheath, and the sheath stretches out sleeve.

The rod iron cross section is round, regular hexagon or triangle.

Rod iron bore in the sleeve becomes larger or gradually becomes smaller from inside to outside.

The utility model has the beneficial effects that：The utility model can be suitable for screw of different specifications and sizes, and nothing Driver bit is needed to change, easy to use, structure is simple, and stability is good, is conducive to promote and apply.

Detailed description of the invention

Fig. 1 is a kind of overall structure figure of Universal screwdriver of the utility model.

Fig. 2 is the A enlarged diagram of Fig. 1.

Fig. 3 is the left view of Fig. 2.

Specific embodiment

A kind of refering to fig. 1-shown, Universal screwdriver, including handle 1 and driver bit 2, the handle 1 and screwdriver First 2 connection, 2 front end of driver bit are equipped with sleeve 21, are equipped with honeycomb 22, spring 23, rod iron 24 and sheath in sleeve 21 25, the honeycomb 22 is set to 21 top of sleeve, and described 23 one end of spring is fixed in honeycomb 22, and the rod iron 24 is inserted into bee It is fixedly connected in nest hole 22 with 23 other end of spring；The sheath 25 is set between sleeve 21 and rod iron 24, and is connected with spring 23 It connects.

25 lower end of sheath is honeycomb type, plays fixed function to each 24 lower end of rod iron.

The rod iron 24 stretches out sheath 25, and the sheath 25 stretches out sleeve 21.

24 cross section of rod iron is round, regular hexagon or triangle.

24 bore of rod iron in the sleeve 21 becomes larger or gradually becomes smaller from inside to outside.

In use, need to only be directed at a word or the cruciform vent insertion of screw, firmly push, a word or cross hole location The rod iron 24 set is inserted into hole, and sheath 25 rises simultaneously, and the rod iron 24 of screw surrounding up pushes up, the rod iron of screw periphery 24 is motionless, sheath 25 plays fixed function to 24 lower end of rod iron, it is ensured that rod iron 24 is stablized, and then rotation screw knife, i.e., rotatable It is dynamic to complete handling for screw；After the completion, screwdriver is extracted, rod iron 24 and sheath 25 are restored to original position.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, any change or replacement expected without creative work should all be covered subject to scope of protection of the utility model.

Claims

1. a kind of Universal screwdriver, including handle and driver bit, the handle are connect with driver bit, it is characterised in that： The driver bit front end is equipped with sleeve, and honeycomb, spring, rod iron and sheath are equipped in sleeve, and the honeycomb is set to sleeve Top, the spring one end are fixed in honeycomb, are fixedly connected in the rod iron insertion honeycomb with the spring other end；It is described Sheath is set between sleeve and rod iron, and is connect with spring, and the sheath lower end is honeycomb type, is played to each rod iron lower end Fixed function.

2. a kind of Universal screwdriver according to claim 1, it is characterised in that：

The rod iron stretches out sheath, and the sheath stretches out sleeve.

3. a kind of Universal screwdriver according to claim 2, it is characterised in that：The rod iron cross section is circle, just Hexagon or triangle.

4. a kind of Universal screwdriver according to claim 1, it is characterised in that：Rod iron bore in the sleeve is by interior To becoming larger or gradually become smaller outside.