Novel folding screwdriver

A screwdriver, a new type of technology, applied in the direction of screwdrivers, multi-purpose hand tools, wrenches, etc., can solve the problems of troublesome use, reduced versatility, economic loss, etc., and achieve the effect of convenient use and portability, simple structure and wide applicability

Inactive Publication Date: 2016-02-03
贾振东
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The earliest screwdrivers were single screwdrivers made according to different models and specifications, which caused a large number of screwdrivers of different models and specifications to be carried during work, which was very troublesome to use
At present, there are many kinds of combined screwdrivers on the market, which are equipped with different types of cutter heads. When using them, select the appropriate cutter head and install it according to the needs. When using it, it is troublesome to replace the cutter head, and it is easy to lose and the cutter head is easy to loosen. , and it is easy to drop the cutter head into the working environment due to misoperation when changing the head, especially in the maintenance of electromechanical equipment, t...

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0030] Embodiment one, see figure 1 , figure 2 , image 3 , the novel folding screwdriver of the present invention comprises a knife case 1, a fixed piece 2, a fixed shaft 3, a cutter head 4, and a buckle 5, the fixed piece 2 is fixed on the inner wall of the knife case 1, and the fixed shaft 3 is respectively fixed on a fixed The upper and lower ends of the piece 2, one end of the buckle 5 is sleeved on the fixed shaft 3, and the cutter head 4 is movably connected with the fixed shaft 3 through the buckle 5, and also includes a cutter head slot 6, an active locking piece 7, a rotating shaft 9, and a manual Dial wheel 10, cam piece 11, described cutter head groove piece 6 is fixed on the buckle 5, and cutter head groove piece is rigidly connected with buckle ring, and cutter head groove piece 6 is provided with and cooperates with active lock piece 7 to fix the knife. The card slot 12 of the head 4, the active locking piece 7 is a symmetrical "π" shape at the left and right...

Embodiment 2

[0033] Embodiment 2, the difference between this embodiment and Embodiment 1 is that in this embodiment, the cutter head 4 is a detachable replacement cutter head, and the cutter head 4 is fixed on the buckle 5 through threaded connection, which is not shown in the figure. Other implementation manners are the same as those in Embodiment 1, and details are not repeated here.

Embodiment 3

[0034] Embodiment three, see Figure 4 , Figure 5 , Figure 6 , the novel folding screwdriver of the present invention comprises a knife case 1, a fixed piece 2, a fixed shaft 3, a cutter head 4, and a buckle 5, the fixed piece 2 is fixed on the inner wall of the knife case 1, and the fixed shaft 3 is respectively fixed on a fixed The upper and lower ends of the piece 2, one end of the buckle 5 is sleeved on the fixed shaft 3, the cutter head 4 is movably connected with the fixed shaft 3 through the buckle 5, and also includes the cutter head groove 6, the active locking piece 7, and the active locking piece fixed Sheet 8, rotating shaft 9, manual dial 10, cam piece 11, described cutter head groove piece 6 is fixed on the buckle 5, and cutter head groove piece and buckle are rigidly connected, and cutter head groove piece 6 is provided with and active The locking piece 7 cooperates to fix the card slot 12 of the cutter head 4. The active locking piece 7 is in the shape of a...

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PUM

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Abstract

The invention discloses a novel folding screwdriver. The novel folding screwdriver comprises screwdriver shells, fixing pieces, fixing shafts, screwdriver heads, retaining rings, screwdriver head groove pieces, driving lock pieces, driving lock piece fixing pieces, a rotating shaft, a manual stirring wheel and a cam piece. The novel folding screwdriver is simple in structure and convenient to use and carry. The screwdriver head groove pieces are welded to the retaining rings, and the manual stirring wheel is rotated with the hand, so that the rotating shaft and the cam piece are driven to rotate, and the driving lock pieces or locking parts are clamped in clamping grooves of the screwdriver head groove pieces. The screwdriver heads are fixed at a certain angle, and it is avoided that the screwdriver heads go back to a screwdriver handle along an original path due to uneven force exerting, the kinds of the screwdriver heads are multiple, the screwdriver heads are different in specification and replaceable and can be fixed at multiple angles, applicability is higher, and use is more convenient.

Description

technical field [0001] The invention relates to a hardware tool, in particular to a novel folding screwdriver. Background technique [0002] As a commonly used hardware tool, the screwdriver brings great convenience to people's life and work, saves labor costs and improves labor efficiency. According to the shape of the head of the screwdriver, the screwdriver can generally be divided into a screwdriver and a Phillips screwdriver. In daily work and life, people will choose what kind of screwdriver to use according to the shape of the screw head. [0003] The earliest screwdrivers were single screwdrivers made according to different models and specifications, which caused a large number of screwdrivers of different models and specifications to be carried during work, which was troublesome to use. At present, there are many kinds of combined screwdrivers on the market, which are equipped with different types of cutter heads. When using them, select the appropriate cutter head...

Claims

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Application Information

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IPC IPC(8): B25B15/02B25B23/16
CPCB25B15/02B25B23/16B25B1/04B25F1/04
Inventor 贾振东
Owner 贾振东
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