Anti-misoperation electric drill
An anti-misoperation and electric drill technology, which is applied in portable drilling rigs, drilling/drilling equipment, metal processing equipment, etc., can solve the problems of drilling, danger, etc.
Active Publication Date: 2016-03-30
NINGBO XINSHENG TOOLS
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- Description
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- Application Information
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Problems solved by technology
But the operator often needs to change the drill bit when using the electric drill. Because of the convenience, the operator directly replaces the drill bit when the electric drill is not powered off. very dangerous
Method used
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[0010] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments. Such as Figure 1 to Figure 2 As shown, the misuse-proof electric drill includes an electric drill body 1 and a drill chuck 2 for installing a drill bit. The drill chuck 2 is provided with a ring-shaped groove 22, and a slide rod 3 is provided in the ring-shaped groove 22. The end of one end of the slide bar 3 extends into the key hole 21 of the drill chuck 2, and the part of the slide bar 3 extending into the key hole 21 is an inclined plane, and the outside of the drill chuck 2 is provided with a ring-shaped retaining wall 4. The annular retaining wall 4 is fixed on the electric drill body 1, an opening 41 is provided on the annular retaining wall 4, and the other end of the sliding rod 3 extends into the electric drill body 1 and is between the inner wall of the electric drill body 1 A return spring 13 is arranged between them, and a wire rop...
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The invention discloses an anti-misoperation electric drill which comprises an electric drill body and a drill chuck used for mounting a drill, wherein a circular groove is formed in the drill chuck; a slide bar is arranged in the circular groove; the end part of one end of the slide bar stretches into a keyhole of the drill chuck; the part, stretching into the keyhole, of the slide bar is an oblique surface; a circular blocking wall is arranged on the outer side of the drill chuck, and is fixed on the electric drill body; an opening is formed in the circular blocking wall; the other end of the slide bar extends into the electric drill body; a reset spring is arranged between the other end of the slide bar and the inner wall of the electric drill body; a steel wire rope is arranged on the slide bar; a limiting rod which is arranged on a slide rail in a sliding manner is connected on the steel wire rope; an electric drill button is arranged below the limiting rod; a limiting groove is formed in the electric drill button; and an electric drill switch is arranged on one side of the electric drill button. Through the adoption of the structure, the danger is avoided when an operator changes the drill under the situation that the electric drill is not power-off.
Description
technical field [0001] The invention belongs to the field of electric tools, and in particular relates to an electric drill. Background technique [0002] Electric drill is the most commonly used power tool by people. It has the advantages of convenience, low price, and portability, and is highly praised by workers in the hardware and decoration industries. But the operator often needs to change the drill bit when using the electric drill. Because of the convenience, the operator directly replaces the drill bit when the electric drill is not powered off. very dangerous. Contents of the invention [0003] Aiming at the deficiencies in the prior art, the invention provides an electric drill. [0004] The present invention is realized through the following technical solutions. The misuse-proof electric drill includes an electric drill body and a drill chuck for installing a drill bit. An annular groove is arranged in the drill chuck, and a sliding rod is arranged in the an...
Claims
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IPC IPC(8): B23B45/02B23B45/00
CPCB23B45/006B23B45/02
Inventor 史波
Owner NINGBO XINSHENG TOOLS