CN2905333Y - Flexible axle type screw-driver - Google Patents

Abstract

The utility model relates to a tool for assembling and repairing purposes, in particular to a screwdriver with a elastic and flexible shaft provided in cavity of the handle and the tool bar, wherein both ends of the flexible shaft are provided with a hexagonal socket; the inner end and the hexagon socket of the free end of the screwdriver bar coordinate and form a flexible connection; while the working head is inserted in the outer end. The utility model can be used as a common screwdriver, and the flexible shaft can be pulled out if necessary to drive some tough bolts. Besides, a tool storage seat is provided at the joint of the handle and the screwdriver bar, and spare tools of various specifications and shapes can be stored there for sake of convenience.

Description

The flexible axle screwdriver

Technical field

The utility model relates to assembling commonly used and repair outfit, especially refers to a kind of screwdriver rod rubber-like, and flexible flexible axle screwdriver when using.

Background technology

Screwdriver is one of a kind of the most frequently used maintenance tool, and almost the every household has, and it claims bottle opener, screwdriver or turn screw again.The screwdriver head of front end has in-line, criss-cross, hexagonal and other shapes.Handle is made of materials such as solid plastics, rubber, wood, metals usually.The screwdriver that has also fuses with voltage test pencil, has dual-use function.The complete small-sized screwdriver that repairing clock and watch, glasses are used is then very exquisite; The screwdriver that assembles usefulness in the factory on the production line then is with electronic.But the screwdriver rod of their front ends all is a rigidity, can not be crooked.In practical set or maintenance work, on the component of machine of some structure more complicated, screw in or when pulling down screw, if when running into the screw that is turned and being blocked, use unyielding straight-bar screwdriver often can not gather effect by certain top parts.Though on the market reflexibie one-tenth T-shaped of a kind of handle or pistol-like screwdriver have appearred now, the moment of torsion when they have just strengthened turn in use, and still of no avail to the screw that is in the dead angle.So some Machine Design personnel can only improve when some parts of design.For example set up installing hole, the structure that change to connect or form or the like make some complexity that originally can become with the component of machine of simple structure.

The utility model content

The purpose of this utility model is: provide a kind of flexible axle screwdriver that can operate to society under complex conditions, remedy the deficiency of existing conventional straight post screwdriver, artificial complicated problem when overcoming some Machine Components and Parts Design, for factory saves mould and material cost, for the little maintenance of family is provided convenience.

The technical scheme of the utility model technical solution problem is: with the screwdriver rod of the screwdriver straight-bar by rigidity, make the flexible flexible axle of rubber-like into.The utility model is stored seat, Hexagonal jacket etc. by handle, screwdriver head, flexible axle, screwdriver rod, cutter head and is formed.The order of its connection is successively: handle, cutter head are stored seat, standby cutter head, screwdriver rod, big sheathing, flexible axle, Hexagonal jacket, little sheathing, work cutter head.Described screwdriver rod is hollow pipe, and also for hollow, inside can the ccontaining flexible axle that can outwards pull out for the handle of fixedlying connected with it.The free-ended port of screwdriver rod is made hexagon, matches with Hexagonal jacket, and the outside also is provided with a big sheathing.The two ends of described flexible axle are all fixedly connected Hexagonal jacket, the total length of the Hexagonal jacket at the related two ends of flexible axle length that screwdriver uses that can fix when just equaling that flexible axle inserted screwdriver rod and intracavity of handle.Be provided with a little sheathing with the outer end of flexible axle outward because of Hexagonal jacket, removable work cutter head can be inserted in the end.The cutter head that is with an annular in the junction of handle and screwdriver rod is stored seat, and it is axially arranged with some jacks, is inserted with the standby cutter head of different shape, different size.

The utility model can be made the normal screws cutter in the ordinary course of things and use.In the frame for movement more complicated, when the normal screws cutter can not be dealt with problems, flexible axle can be pulled out, the length of pulling out is decided with the need.Therefore the big I of the shape of cutter head and specification is selected for use in standby cutter head, uses very conveniently, and some normal screws cuttves are difficult to the screw of turn can deal with problems with it, therefore will be subjected to mechanical assembling, service worker and like carrying out the welcome of little maintenance family.

Description of drawings

Fig. 1 is that flexible axle of the present utility model is not pulled out the state diagram when making the normal screws cutter;

Fig. 2 is the user mode figure of the utility model after flexible axle is pulled out;

Each title and mark among the figure: 1. handle, 2. cutter head is stored seat, 3. standby cutter head, 4. screwdriver rod, 5. big sheathing, 6. flexible axle, 7. Hexagonal jacket, 8. little sheathing, 9. work cutter head.

The specific embodiment

As shown in Figure 1, 2, the utility model belongs to manual maintenance or assembly tool, is a kind of screwdriver rod rubber-like flexible axle screwdriver.It is stored seat 2, standby cutter head 3, screwdriver rod 4, big sheathing 5, flexible axle 6, Hexagonal jacket 7, little sheathing 8, work cutter head 9 etc. by handle 1, cutter head and forms.Described handle 1 and screwdriver rod 4 are fixedly linked and are hollow, the ccontaining flexible axle 6 that can outwards pull out in the inner chamber, the two ends of flexible axle 6 have all connected a Hexagonal jacket 7, all become mated condition with the work cutter head 9 that the interior hexagonal and the big sheathing 5 of screwdriver rod 4 outer ends patch with little sheathing 8.During use, need not outwards pull out flexible axle 6 generally speaking and can work, in case of necessity, flexible axle 6 outwards can be pulled out and carry out maintenance work.In addition, owing to store the standby cutter head 3 that is inserted with a plurality of all size different sizes on the seat 2, seem especially convenient when therefore using at cutter head.

Claims (3)

1. screwdriver that in the inner chamber of handle and knife bar, is provided with the elasticity flexible axle, by handle (1), screwdriver rod (4), big sheathing (5), flexible axle (6), Hexagonal jacket (7), little sheathing (8) and work cutter head (9) order are connected to form, also comprise cutter head storage seat (2) and a standby cutter head (3), it is characterized in that: the handle of hollow (1) is fixedlyed connected with screwdriver rod (4), the two ends of described flexible axle (6) respectively are connected with a Hexagonal jacket (7), the inner end cooperates with the interior hexagonal of screwdriver rod (4), outer termination is inserted with work cutter head (9), and flexible axle (6) is hidden in the handle (1) and screwdriver rod (4) of hollow.

2. flexible axle screwdriver as claimed in claim 1 is characterized in that: at the connecting place of described handle (1) and flexible axle (6), the cutter head that is with an annular is stored seat (2), is axially arranged with a circle jack, and is inserted with several standby cutter heads (3).

3. flexible axle screwdriver as claimed in claim 1 is characterized in that: be provided with a big sheathing (5) outside the end of screwdriver rod (4), be provided with a little sheathing (8) in the working end of flexible axle (6).