CN203579515U

CN203579515U - Screwdriver accelerator

Info

Publication number: CN203579515U
Application number: CN201320582752.4U
Authority: CN
Inventors: 许煌荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-09-18
Filing date: 2013-09-18
Publication date: 2014-05-07
Anticipated expiration: 2023-09-18

Abstract

The utility model provides a screwdriver accelerator. The screwdriver accelerator comprises a base, a driving unit, a transmission unit, and a tool movably united with the driving unit, wherein the driving unit comprises a first shaft and a second shaft and one ends of the first shaft and the second shaft penetrate through the base; the transmission unit comprises a fixing ring arranged on the base, a first gear united with the first shaft, a second gear united with the second shaft and engaged with the first gear, an annular gear arranged at the outer edges of the first and second gears and engaged with the second gear, and a knob movably arranged on the base and united with the annular gear. In this way, the driving unit can be lined by virtue of the first and second gears and the annular gears of the transmission unit so as to drive the tool to execute the rotation action, and furthermore, the transmission unit is matched with the driving unit to increase the rotating speed of the tool in use, and as a result, the effects of saving force applied to operation and reducing the operation time are achieved.

Description

Screwdriver accelerator

Technical field

The utility model is relevant for a kind of screwdriver accelerator design, espespecially a kind of first and second and this band moving cell of annular gear wheel interlock that utilizes gear unit, allow and drive this instrument of unit drives to carry out the action of rotating, and then with gear unit with moving cell coordinate increase instrument to use time rotating speed, and reach the effect of saving the operation application of force and reducing the operating time.

Background technology

General existing screwdriver, it is mainly comprised of a lever and a tool bar, and wherein, the diameter of this lever is large compared with the diameter of this tool bar, and one end of this lever is connected with this tool bar, and the other end of this tool bar is yi word pattern or cross; When user's wish is utilized the screw (or screw twist lock be fixed in to screw) of this screwdriver turn-off locking at screw, after gripping this lever with hand, this tool bar is aimed to this screw, firmly rotate this lever, further drive this tool bar and this screw can be unclamped to (or screwing) angle, now, due to bar rod principle, user's lever that only needs to hold with a firm grip rotates after this screwdriver, can be by this screw by rotating (or proceeding to) on this screw.

So, owing to there is no any acceleration and the design of labour-saving supplementary structure on this screwdriver, therefore when using, user directly rotates the tool bar on lever with the strength of hand, and when user's hand application of force is rotated half-turn, this tool bar also rotates half-turn (the hand rotation number of turns is identical with the rotation number of turns of tool bar) with same power, so, not only can increase the operating time, more can coping screw lock and too tightly collapse tooth, and allow user impose larger operation external force to screwdriver, therefore, required when making existing screwdriver and cannot be realistic using.

Summary of the invention

Main purpose of the present utility model, be to avoid above-mentioned existing disappearance sustainable existence, can utilize first and second and this band moving cell of annular gear wheel interlock of gear unit, allow and drive this instrument of unit drives to carry out the action of rotating, and then with gear unit with moving cell coordinate increase instrument to use time rotating speed, and reach the effect of saving the operation application of force and reducing the operating time.

For reaching above-mentioned purpose, the utility model is a kind of screwdriver accelerator, includes: a pedestal; One includes with moving cell the first axle body and the second axle body that passes pedestal with the movable combination of pedestal and one end; One gear unit includes the retainer ring be located on pedestal, first gear in conjunction with the first axle body, one and in conjunction with the second axle body and the second gear, of being meshed with the first gear, is located on first and second outer gear rim and the annular gear wheel being meshed with the second gear and an activity and is located on pedestal and the knob of being combined with annular gear wheel; And one with the instrument that drives unit activity to be combined.

In an embodiment of the present utility model, in the one side of this pedestal, there is a platform part, and this first and second axis body with moving cell is combined with platform part, and this gear unit is sheathed in platform part, separately this instrument is located on the another side of pedestal.

In an embodiment of the present utility model, this retainer ring and knob sleeve are located at the outer rim of platform part.

In an embodiment of the present utility model, this kit contains a socket part of being combined with the first axle body, to be located at the fixture of socket part one side and an activity and to be located in socket part and with fixture and to form the operate portions of interfering.

This kit contains a socket part of being combined with the second axle body, to be located at the fixture of socket part one side and an activity and to be located in socket part and with fixture and to form the operate portions of interfering.

Thus, can utilize first and second and this band moving cell of annular gear wheel interlock of gear unit, allow and drive this instrument of unit drives to carry out the action of rotating, and then with gear unit with moving cell coordinate increase instrument to use time rotating speed, and reach the effect of saving the operation application of force and reducing the operating time.

Accompanying drawing explanation

Fig. 1 is three-dimensional appearance schematic diagram of the present utility model;

Fig. 2 is perspective exploded view of the present utility model.

Description of reference numerals

Pedestal-1; Platform part-11; Band moving cell-2; The first axle body-21; The second axle body-22; Gear unit-3; Retainer ring-30; The first gear-31; The second gear-32; Annular gear wheel-33; Knob-34; Instrument-4; Socket part-41; Fixture-42; Operate portions-43.

The specific embodiment

Refer to shown in Fig. 1 and Fig. 2, be respectively three-dimensional appearance schematic diagram of the present utility model and perspective exploded view of the present utility model.As shown in the figure: a kind of screwdriver accelerator of the utility model, it is at least consisted of a pedestal 1, a band moving cell 2, a gear unit 3 and an instrument 4.

In above-mentioned carried pedestal 1 its one side, there is a platform part 11.

This is the movable combination of platform part 11 with pedestal 1 with moving cell 2, and this includes one end through the first axle body 21 and the second axle body 22 of platform part 11 with moving cell 2.

This gear unit 3 is sheathed in platform part 11 and is connected with band moving cell 2, and this gear unit 3 include a retainer ring 30 that is sheathed on platform part 11 outer rims, first gear 31 in conjunction with the first axle body 21, one in conjunction with the second axle body 22 and the second gear 32, of being meshed with the first gear 31 be located on first and

second gear

31,32 outer rims and the annular gear wheel 33 and that is meshed with the second gear 32 be slidingly connected platform part 11 outer rims and with the knob 34 of annular gear wheel 33 combinations.

This instrument 4 with moving cell 2 movable in conjunction with and be located on the another side of pedestal 1, and instrument 4 includes that a socket part 41, of being combined with the first axle body 21 one end is located at that the fixture 42 of socket part 41 1 sides and an activity are located in socket part 41 and form the operate portions 43 of interference with fixture 42.

When the utility model is when being used, can be by the position (as: screw of the operate portions of this instrument 4 43 corresponding working substances, figure does not show), the knob 34(that directly rotates again afterwards this gear unit 3 rotates toward the direction of clockwise or inverse clock), make the rotation of knob 34 and this annular gear wheel 33 of interlock, the first gear 31 that allows annular gear wheel 33 drive on the first axle body 21, the second gear 32 that simultaneous linkage and the first gear 31 mesh when the first gear 31 rotates by first gear 31 transmissions this first axle body 21(again), now, just can make the first axle body 21 drive these socket parts 41 and on operate portions 43 rotate, and when this knob 34 rotates a circle, more than this operate portions 43 is rotated at least rotatable four circles, to utilize 43 pairs of working substances of this operate portions to carry out the application of force, and the action of making removal or screwing, so, can utilize this band moving cell 2 of gear unit 3 interlocks, allow and drive this instrument 4 to carry out the action of rotating with moving cell 2, and then with gear unit 3 rotating speed when increasing instrument 4 with coordinating of moving cell 2 and use, and reach, save the operation application of force and the effect of minimizing operating time.

And when the utility model is in the operation of carrying out different operating thing, and must carry out the replacing of operate portions 43 time, can directly become flexible this fixture 42, this fixture 42 and operate portions 43 are departed from, so, just can on socket part 41, change other required operate portions 43, with fixture 42, operate portions 43 be fixed again afterwards, and complete the action of changing operate portions 43.

Separately, when the utility model is during in practice, can be according to required by the socket part of this instrument 4 41 and the second axle body 22 combinations, and operate portions 43 is fixed in socket part 41 with fixture 42, so, can utilize equally the rotation of knob 34 and this annular gear wheel 33 of interlock, the first gear 31 that allows annular gear wheel 33 drive on the first axle body 21, and the second gear 32 of simultaneous linkage and the first gear 31 engagements, now, just can make second this second axle body 22 of gear 32 interlocks, allow the second axle body 22 drive these socket parts 41 and on operate portions 43 rotate, and when this knob 34 rotates a circle, more than this operate portions 43 is rotated at least rotatable four circles, to utilize 43 pairs of working substances of this operate portions to carry out the application of force, and the action of making removal or screwing, and then make instrument 4 can on the first axle body 21 or the second axle body 22, carry out respectively relevant start, and allow required that the utility model can more realistic use.

In sum, the utility model screwdriver accelerator effectively improves existing disappearance really, can utilize first and second and this band moving cell of annular gear wheel interlock of gear unit, allow and drive this instrument of unit drives to carry out the action of rotating, and then with gear unit with moving cell coordinate increase instrument to use time rotating speed, and reach the effect of saving the operation application of force and reducing the operating time.

To description of the present utility model, be illustrative above; and it is nonrestrictive; those skilled in the art is understood, and can carry out many modifications, variation or equivalence to it, but they all will fall in protection domain of the present utility model in claim in the spirit limiting and scope.

Claims

1. a screwdriver accelerator, is characterized in that, includes:

One pedestal;

One band moving cell, includes the first axle body and the second axle body that pass pedestal with the movable combination of pedestal and one end;

One gear unit, includes the retainer ring be located on pedestal, first gear in conjunction with the first axle body, one and in conjunction with the second axle body and the second gear, of being meshed with the first gear, is located on first and second outer gear rim and the annular gear wheel being meshed with the second gear and an activity and is located on pedestal and the knob of being combined with annular gear wheel; And

One instrument, is combined with driving unit activity.

2. according to screwdriver accelerator described in claim 1, it is characterized in that, in the one side of this pedestal, there is a platform part, and this first and second axis body with moving cell is combined with platform part, and this gear unit is sheathed in platform part, separately this instrument is located on the another side of pedestal.

3. according to screwdriver accelerator described in claim 2, it is characterized in that, this retainer ring and knob sleeve are located at the outer rim of platform part.

4. according to screwdriver accelerator described in claim 3, it is characterized in that, this kit contains a socket part of being combined with the first axle body, to be located at the fixture of socket part one side and an activity and to be located in socket part and with fixture and to form the operate portions of interfering.

5. according to screwdriver accelerator described in claim 3, it is characterized in that, this kit contains a socket part of being combined with the second axle body, to be located at the fixture of socket part one side and an activity and to be located in socket part and with fixture and to form the operate portions of interfering.