CN206925776U - A kind of bevel gear type turns to screwdriver - Google Patents

Abstract

The utility model discloses a bevel gear steering screwdriver, which comprises a gear outer bracket, a handle and a screwdriver rod body; the gear outer bracket is connected with a gear inner bracket through pins; the handle is rotatably arranged in the gear outer bracket, and The handle is fixedly connected with the main bevel gear inside the gear outer bracket; the screwdriver shaft is rotatably arranged in the gear inner bracket, and the screwdriver shaft is fixedly connected with the slave bevel gear inside the gear inner bracket; the pin is provided with a rotatable The idler gear is on the inner side of the gear inner bracket; the main bevel gear is driven by the idler gear to drive the slave bevel gear to rotate; when in use, the rotating handle drives the screwdriver shaft to rotate through the meshing transmission between the bevel gears to achieve any angle steering Work; the bevel gear type steering screwdriver described in the utility model is suitable for installation and disassembly at the problem of lack of enough space or angle.

Description

A kind of bevel gear type steering screwdriver

technical field

The invention relates to a disassembly tool, in particular to a bevel gear type steering screwdriver.

Background technique

Currently, the screwdrivers sold on the market are in the shape of straight rods, which cannot be used in some occasions due to lack of enough space or angle problems.

Contents of the invention

The purpose of the present invention is to provide a bevel gear type steering screwdriver in order to overcome the deficiencies of the prior art.

In order to achieve the above object, the technical solution adopted in the present invention is: a bevel gear type steering screwdriver, including a gear outer bracket, a handle and a screwdriver shaft; the gear outer bracket is connected to the gear inner bracket through pins, and the gear inner bracket is located outside the gear. The inner side of the bracket; the gear outer bracket, the gear inner bracket and the pins can rotate freely; the handle is rotatably arranged in the gear outer bracket, and the handle is fixedly connected with the main bevel gear inside the gear outer bracket; the screwdriver rod It is rotatably arranged in the gear inner bracket, and the screwdriver rod body is fixedly connected with the slave bevel gear inside the gear inner bracket; the pin is provided with a rotatable idler gear, and the idler gear is inside the gear inner bracket; the main cone The gear is driven by the idler gear to drive the secondary bevel gear to rotate.

Preferably, a screwdriver replacement slot is provided at the top of the screwdriver shaft.

Preferably, the screwdriver replacement slot is inserted with five kinds of replaceable screwdriver bits: flat, cross, square, hexagonal and twelve-pointed.

Preferably, the shape of the handle is hand-held.

Preferably, rotatable idler wheels are respectively provided at the upper and lower ends of the pin.

Due to the application of the above-mentioned technical solution, the present invention has the following advantages compared with the prior art:

The bevel gear type steering screwdriver of the present invention can form any angle by the handle and the screwdriver shank, and the bevel gear type is driven by mutual meshing, so that the bevel gear type steering screwdriver can realize the steering and rotation work; the bevel gear type steering screwdriver of the present invention is suitable for Installation and disassembly due to lack of sufficient space or angle problems.

Description of drawings

Below in conjunction with accompanying drawing, technical solution of the present invention will be further described:

Accompanying drawing 1 is the perspective view of the first angle of the bevel gear type steering screwdriver of the present invention;

Accompanying drawing 2 is the second perspective view of the bevel gear type steering screwdriver of the present invention;

Accompanying drawing 3 is the perspective view of the third angle of the bevel gear type steering screwdriver of the present invention;

Accompanying drawing 4 is the enlarged view of I among accompanying drawing 3;

Among them: 1. handle; 2. gear outer bracket; 3. gear inner bracket; 4. pin; 5. main bevel gear; 6. screwdriver shaft; 7. screwdriver replacement slot. 51, idler wheel; 52, from bevel gear.

detailed description

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Accompanying drawing 1-3 is the bevel gear type steering screwdriver of the present invention, comprises gear outer bracket 2, handle 1 and screwdriver shaft 6; Said gear outer bracket 2 connects gear inner bracket 3 by pin 4, and gear inner bracket 3 Located inside the gear outer bracket 2; the gear outer bracket 2, the gear inner bracket 3 and the pin 4 can rotate freely; one end of the gear outer bracket 2 is provided with a hand-held handle 1, and the other end is provided with a main bevel gear 5 , and the main bevel gear 5 is located inside the gear outer bracket 2; the handle 1 is fixedly connected with the main bevel gear 5, and can rotate freely on the gear outer bracket 2; one end of the gear inner bracket 3 is provided with a screwdriver rod 6, and the other end Be provided with from bevel gear 52, and be positioned at gear inner support 3 inner side from bevel gear 52; The upper and lower ends of described pin 4 are respectively provided with rotatable idler 51, and idler 51 is in gear inner support 3 inner side; The bevel gear 5 is driven by the idler gear 51 to rotate from the bevel gear 52; the top of the screwdriver body 6 is provided with a screwdriver replacement slot 7; Five kinds of screwdriver bits with two corners.

During use, a replaceable screwdriver head is inserted in the screwdriver replacement slot 7 at the top of the screwdriver rod body 6, and the rotating handle 1 drives the screwdriver rod body 6 to rotate through the engagement transmission between bevel gears, so that the screwdriver head can be replaced and rotated to realize steering work.

Due to the application of the above-mentioned technical solution, the present invention has the following advantages compared with the prior art:

The bevel gear type steering screwdriver of the present invention can form any angle by the handle and the screwdriver shaft, and the four bevel gears are meshed with each other for transmission, so that the screwdriver can turn and rotate; Sufficient space, or the angle of the screw installation and removal at the problem.

The above are only specific application examples of the present invention, and do not constitute any limitation to the protection scope of the present invention. All technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims (5)

1. A bevel gear type steering screwdriver, characterized in that: comprise a gear outer support, a handle and a screwdriver shank; said gear outer support is connected to a gear inner support by a pin; said handle is rotatably located in the gear outer support, and The handle is fixedly connected with the main bevel gear inside the gear outer bracket; the screwdriver shaft is rotatably arranged in the gear inner bracket, and the screwdriver shaft is fixedly connected with the slave bevel gear inside the gear inner bracket; the pin is provided with a rotatable The idler gear is inside the inner bracket of the gear; the main bevel gear is driven by the idler gear to rotate the slave bevel gear. 2. The bevel gear steering screwdriver according to claim 1, characterized in that: a screwdriver replacement slot is provided at the top of the screwdriver shaft. 3. The bevel gear steering screwdriver according to claim 2, characterized in that five kinds of screwdriver bits, which can be replaced with flat, cross, square, hexagonal and twelve-pointed, are inserted into the screwdriver replacement slot. 4. The bevel gear steering screwdriver according to claim 1, characterized in that: the shape of the handle is hand-held. 5. The bevel gear steering screwdriver according to claim 1, characterized in that: the upper and lower ends of the pin are respectively provided with rotatable idlers.