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Electric drill

A technology for electric drills and drill bits, which is applied in the field of electric drills with retractable drill bits, which can solve the problems of non-retractable drill bits, inconvenient use, and large space occupation, and achieve the effects of long service life, saving storage volume, and convenient use

Inactive Publication Date: 2014-11-05
朱明
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The drill bit of the electric drill is not retractable, takes up a lot of space, and is inconvenient to use

Method used

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  • Electric drill

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Embodiment Construction

[0012] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.

[0013] Such as figure 1 As shown, an electric drill includes a housing 1 made of plastic material and a handle 2, the housing 1 is connected to the handle 2, the handle 2 is provided with an opening 3, the handle 2 is provided with a switch 4, and the switch 4 is arranged in the opening 3, the casing 1 is connected with a drill 5 made of diamond material, the length of the drill 5 is 5cm~7cm, the casing 1 is provided with a first controller 7 for controlling the rotation of the drill 5, the switch 4 is connected with the first control The device 7 is electrically connected, the housing 1 is provided with a cavity 6, the housing 1 is provided with a second controller 8 for controlling the sliding of the drill bit 5 along the cavity 6, the housing 1...

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Abstract

The invention discloses an electric drill. The electric drill comprises a shell and a handle made of a plastic material, wherein the shell is connected with the handle; an opening cavity is formed in the handle; a switch is arranged in the handle, and is placed in the opening cavity; the shell is connected with a drill bit made of a diamond material; the drill bit is 5-7 cm long; a first controller for controlling the rotation of the drill bit is arranged in the shell; the switch is electrically connected with the first controller; a cavity is formed in the shell; a second controller for controlling the sliding of the drill bit in the cavity is arranged in the shell; and a knob is arranged on the shell, and is electrically connected with the second controller. The electric drill has the advantages of simple structure, convenience for use, extension capacity of the drill bit and space saving.

Description

technical field [0001] The invention relates to an electric drill, in particular to an electric drill with a retractable drill bit. Background technique [0002] In the prior art, such as the patent ZL200810178792.6 discloses an electric drill, including: a housing, a planetary gear train set in the housing, an output shaft, the planetary gear train is provided with a rotatable inner ring gear, the inner gear There are several grooves on the outer peripheral surface of the ring, and a movable part that can move radially is arranged in the housing, and the movable part can be accommodated in the groove on the inner ring gear, and the feature is that the electric drill also It includes a switching sleeve, which can be adjusted to selectively restrict the movable part to be accommodated in the groove, or allow the movable part to leave the groove in the radial direction, so that the ring gear is between the restricted rotation state and the allowed rotation state switch...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B23B45/02
CPCB23B45/02
Inventor 朱明
Owner 朱明