CN208196640U - It is a kind of to be conveniently replaceable fixed screwdriver - Google Patents

Abstract

Fixed screwdriver is conveniently replaceable the utility model discloses a kind of, including thread head, through-hole, second back-moving spring and accommodating chamber, the connecting rod is fixedly connected with driver bit by thread head, the surface of the up knob offers through-hole, the up knob is connected with partition by second back-moving spring, the inside of the lower handle offers accommodating chamber, the utility model is scientific and reasonable for structure, it is safe and convenient to use, provided with thread head, convenient for according to different working environment and use demand, replacement is installed different driver bits and is used for user, provided with accommodating chamber, convenient for being mounted and dismounted by public bayonet and female bayonet to up knob and lower handle, different driver bits is put into accommodating chamber, provided with through-hole and second back-moving spring, when screwdriver needs to place fixed, pressing partition passes through second back-moving spring Enter nail in up knob, is then firmly stuck in nail inside small through hole downwards, so that placement be fixed to screwdriver.

Description

It is a kind of to be conveniently replaceable fixed screwdriver

Technical field

The utility model relates to driver technology fields, specially a kind of to be conveniently replaceable fixed screwdriver.

Background technique

Screwdriver is a kind of tool for twisting screw to force its in place, usually has a thin sphenocephaly, can insert Enter in the line of rabbet joint or recess of screw cap-- Shanxi Henan, Beijing-Tianjin Hebei and Shandong and Shaanxi Northern Shaanxi Dialect be known as " screwdriver ", Jiangxi, Anhui and The ground such as Hubei, Guanzhong, Shanxi are known as " bottle opener ", and central and west regions referred to as " are cut ", and Yangtze River Delta Area is known as " turn screw ", mainly have Two kinds of one word (negative sign) and cross (positive sign), common also hexagonal screwdriver, including interior hexagonal and two kinds of outer-hexagonal, screwdriver It is more laborsaving when taking turns bigger for the working principle of wheel shaft is utilized when the turn of the screw nail, so the screwdriver ratio using slightly handle uses It is carefully more labor-saving when the screwdriver the turn of the screw of handle.

But not only structure is complicated for screwdriver currently on the market, but also has a single function, it can not be according to different building rings Border and use demand, replacement are installed different driver bits and are used for user, influence its working efficiency, cannot prevent different shaped Number driver bit loss, and affect the replacement of driver bit, be not easy to screwdriver be fixed placement.

Utility model content

The utility model provide it is a kind of be conveniently replaceable fixed screwdriver, can effectively solve to propose in above-mentioned background technique It can not replace and different driver bits is installed for user's use, influence its work according to different working environment and use demand Make efficiency, the loss of the driver bit of different model cannot be prevented, and affect the replacement of driver bit, is not easy to screwdriver The problem of placement is fixed.

To achieve the above object, the utility model provides the following technical solutions: a kind of to be conveniently replaceable fixed screwdriver, packet Include up knob, tup, link, shaft, public bayonet, lower handle, female bayonet, anti-skid chequer, connecting rod, retention bead, limiting groove, Driver bit, thread head, baffle, first back-moving spring, through-hole, partition, second back-moving spring, accommodating chamber and foam-rubber cushion, it is described One end of up knob is equipped with tup, and the side of up knob is provided with link, and the up knob is connected with link by shaft, The bottom of the up knob is provided with public bayonet, and one end of the up knob is connected with lower handle, sets at the top of the lower handle It is equipped with female bayonet, the surface of the up knob and lower handle is provided with anti-skid chequer, and one end of the lower handle is connected with connecting rod, The surface side of the connecting rod is provided with retention bead, and the side of the retention bead offers limiting groove, the connection One end of bar is equipped with driver bit, and the connecting rod is fixedly connected with driver bit by thread head, the connecting rod it is interior Portion is embedded with baffle, and the bottom end of the baffle is connected with first back-moving spring, and the surface of the up knob offers through-hole, described Partition is installed, the up knob is connected with partition by second back-moving spring, and the inside of the lower handle is opened on the inside of through-hole Equipped with accommodating chamber, the inner wall of the accommodating chamber is equipped with foam-rubber cushion

Preferably, anti-slop serrations are provided on the inside of the link.

Preferably, the surface of the first back-moving spring and second back-moving spring is provided with antirust agent.

Preferably, the surface of the up knob and lower handle is provided with electro-insulating rubber.

Preferably, protective shell is provided on the outside of the tup.

Preferably, the connecting rod is a kind of component of stainless steel material.

Compared with prior art, the utility model has the beneficial effects that the utility model is scientific and reasonable for structure, secure side is used Just, it is provided with thread head, convenient for according to different working environment and use demand, replacement installs different driver bits for using Person uses, no replacement is required different screwdriver, improves work efficiency, is provided with accommodating chamber, convenient for passing through public bayonet and master card Mouth mounts and dismounts up knob and lower handle, and different driver bits is put into accommodating chamber, different shaped is both prevented Number driver bit loss, and the replacement of driver bit can be improved, be used without carrying multiple types of tools, be provided with through-hole and the Two reset springs, when screwdriver needs to place fixed, pressing partition enters nail in up knob by second back-moving spring, Then firmly it is stuck in nail inside small through hole downwards, so that screwdriver be fixed.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.

In the accompanying drawings:

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the first back-moving spring installation diagram of the utility model；

Fig. 3 is the accommodating chamber installation diagram of the utility model；

Fig. 4 is the second back-moving spring installation diagram of the utility model；

Figure label: 1, up knob；2, tup；3, link；4, shaft；5, public bayonet；6, lower handle；7, female bayonet；8, Anti-skid chequer；9, connecting rod；10, retention bead；11, limiting groove；12, driver bit；13, thread head；14, baffle；15, first Reset spring；16, through-hole；17, partition；18, second back-moving spring；19, accommodating chamber；20, foam-rubber cushion.

Specific embodiment

It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.

Embodiment: as shown in Figs 1-4, the utility model provides driver technology scheme, a kind of to be conveniently replaceable fixed spiral shell Silk knife, including up knob 1, tup 2, link 3, shaft 4, public bayonet 5, lower handle 6, female bayonet 7, anti-skid chequer 8, connecting rod 9, limit Position protrusion 10, limiting groove 11, driver bit 12, thread head 13, baffle 14, first back-moving spring 15, through-hole 16, partition 17, Second back-moving spring 18, accommodating chamber 19 and foam-rubber cushion 20, one end of up knob 1 is equipped with tup 2, and the side of up knob 1 is set It is equipped with link 3, up knob 1 and link 3 are connected by shaft 4, and the bottom of up knob 1 is provided with public bayonet 5, and the one of up knob 1 End is connected with lower handle 6, and the top of lower handle 6 is provided with female bayonet 7, and the surface of up knob 1 and lower handle 6 is provided with anti-skidding Line, one end of lower handle 6 are connected with connecting rod 9, and the surface side of connecting rod 9 is provided with retention bead 10, retention bead 10 Side offers limiting groove 11, and one end of connecting rod 9 is equipped with driver bit 12, and connecting rod 9 and driver bit 12 pass through spiral shell Line head 13 is fixedly connected, and connecting rod 9 has been internally embedded baffle 14, and the bottom end of baffle 14 is connected with first back-moving spring 15, on The surface of handle 1 offers through-hole 16, and the inside of through-hole 16 is equipped with partition 17, up knob 1 and partition 17 and resets by second Spring 18 connects, and the inside of lower handle 6 offers accommodating chamber 19, and the inner wall of accommodating chamber 19 is equipped with foam-rubber cushion 20.

It is anti-skidding when in order to use link 3, it is fixed convenient for suspension, in the present embodiment, it is preferred that the inside of link 3 is provided with Anti-slop serrations.

First back-moving spring 15 and second back-moving spring 18 aoxidize become rusty for a long time in order to prevent, influence its normal use, In the present embodiment, it is preferred that the surface of first back-moving spring 15 and second back-moving spring 18 is provided with antirust agent.

In order to protect user using safe, prevent from leaking electricity, in the present embodiment, it is preferred that up knob 1 and lower handle 6 Surface be provided with electro-insulating rubber.

In order to protect tup 2, in the present embodiment, it is preferred that the outside of tup 2 is provided with protective shell.

In order to improve the time that uses of connecting rod 9, in the present embodiment, it is preferred that connecting rod 9 is a kind of stainless steel material Component.

The working principle and process for using of the utility model: connecting rod 9 and driver bit 12 connect by the way that thread head 13 is fixed It connects, convenient for according to different working environment and use demand, replacement is installed different driver bits 12 and used for user, is not necessarily to Different screwdrivers is replaced, is improved work efficiency, connecting rod 9 has been internally embedded baffle 14, and the bottom end of baffle 14 is connected with First back-moving spring 15 is convenient for cohesion pressure, prevents pressure uneven and causes connecting rod 9 and driver bit 12 difficult to install, The inside of lower handle 6 offers accommodating chamber 19, convenient for being pacified by public bayonet 5 and female bayonet 7 to up knob 1 and lower handle 6 Different driver bits 12 is put into accommodating chamber 19 by assembly and disassembly, has both prevented the loss of the driver bit 12 of different model, The replacement that driver bit 12 can be improved again is used without carrying multiple types of tools, and the inner wall of accommodating chamber 19 is equipped with foam-rubber cushion 20, protects Having demonstrate,proved driver bit 12 will not be because collision damages, and the surface of up knob 1 offers through-hole 16, and the inside of through-hole 16 is equipped with Partition 17, up knob 1 and partition 17 are connected by second back-moving spring 18, when screwdriver needs to place fixed, press partition 17 enter nail in up knob 1 by second back-moving spring 18, are then firmly stuck in nail inside small through hole 16 downwards, from And screwdriver is fixed, the surface side of connecting rod 9 is provided with retention bead 10, and the side of retention bead 10 opens up limited Position groove 11, convenient for arbitrarily adjusting the length of connecting rod 9 according to different work use environments, improve its use it is extensive Property.

Finally, it should be noted that being not limited to this reality the foregoing is merely the preferred embodiment of the utility model With novel, although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, should all It is included within the scope of protection of this utility model.

Claims (6)

1. a kind of be conveniently replaceable fixed screwdriver, including up knob (1), tup (2), link (3), shaft (4), public bayonet (5), lower handle (6), female bayonet (7), anti-skid chequer (8), connecting rod (9), retention bead (10), limiting groove (11), screwdriver Head (12), thread head (13), baffle (14), first back-moving spring (15), through-hole (16), partition (17), second back-moving spring (18), accommodating chamber (19) and foam-rubber cushion (20), it is characterised in that: one end of the up knob (1) is equipped with tup (2), and on The side of handle (1) is provided with link (3), and the up knob (1) and link (3) are connected by shaft (4), the up knob (1) bottom is provided with public bayonet (5), and one end of the up knob (1) is connected with lower handle (6), the top of the lower handle (6) Portion is provided with female bayonet (7), and the surface of the up knob (1) and lower handle (6) is provided with anti-skid chequer, the lower handle (6) One end is connected with connecting rod (9), and the surface side of the connecting rod (9) is provided with retention bead (10), the retention bead (10) side offers limiting groove (11), and one end of the connecting rod (9) is equipped with driver bit (12), the connecting rod (9) it is fixedly connected with driver bit (12) by thread head (13), the connecting rod (9) has been internally embedded baffle (14), institute The bottom end for stating baffle (14) is connected with first back-moving spring (15), and the surface of the up knob (1) offers through-hole (16), described It being equipped on the inside of through-hole (16) partition (17), the up knob (1) and partition (17) are connected by second back-moving spring (18), The inside of the lower handle (6) offers accommodating chamber (19), and the inner wall of the accommodating chamber (19) is equipped with foam-rubber cushion (20).

A kind of be conveniently replaceable fixed screwdriver 2. according to claim 1, which is characterized in that the link (3) it is interior Side is provided with anti-slop serrations.

3. a kind of fixed screwdriver is conveniently replaceable according to claim 1, which is characterized in that the first back-moving spring (15) and the surface of second back-moving spring (18) is provided with antirust agent.

A kind of be conveniently replaceable fixed screwdriver 4. according to claim 1, which is characterized in that the up knob (1) and The surface of lower handle (6) is provided with electro-insulating rubber.

A kind of be conveniently replaceable fixed screwdriver 5. according to claim 1, which is characterized in that the tup (2) it is outer Side is provided with protective shell.

6. a kind of fixed screwdriver is conveniently replaceable according to claim 1, which is characterized in that the connecting rod (9) is A kind of component of stainless steel material.