CN212169066U - Hand-held type lithium electric drill - Google Patents

Abstract

The utility model discloses a handheld lithium electric drill, which comprises a shell, a transmission wheel train and a drill bit clamping device, wherein the shell is fixedly connected with a motor, and the output end of the motor is in transmission connection with the drill bit clamping device through the transmission wheel train; a handle is welded at the bottom of the shell, a base is welded at the bottom of the handle, a cavity is arranged in the base, a lithium ion battery is fixedly connected in the cavity, and the motor is electrically connected with the lithium ion battery; the solar panel is embedded in the top of the shell and is electrically connected with the lithium ion battery. The utility model discloses a fixed drill bit of drill bit clamping device, motor and transmission train drive drill bit clamping device and rotate, turn into the electric energy storage with light energy through the solar energy electroplax in lithium ion battery, be the motor power supply through lithium ion battery, whole device is light small and exquisite, green energy-conserving, has solved the transmission electric drill and need act as go-between and connect the problem that the power could use.

Description

Hand-held type lithium electric drill

Technical Field

The utility model relates to an electric drill field specifically is a hand-held type lithium electric drill.

Background

An electric drill is a common tool for drilling, screwing and screwing in the mechanical industry, the building industry and the decoration industry. The nineteenth century, olympic people Arthur and William Blanch Brain, invented the earliest drill, 1917, and german Black and Decker invented a drill with a pistol grip and trigger, which was used today.

When the traditional electric drill is used, a power supply needs to be pulled for searching for a power supply, and if the power supply is far or power failure occurs, the electric drill cannot be used, so that the electric drill in the mode has great use limitation obviously. In order to solve the problem that a traditional electric drill can be used only by being connected with an external power supply, a handheld lithium electric drill is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a hand-held type lithium electric drill, including shell, transmission train and drill bit clamping device, the inside fixedly connected with motor of shell, drill bit clamping device rotates and connects in the one end of shell, the output of motor is connected with the transmission of drill bit clamping device through the transmission train; a handle is welded at the bottom of the shell, a base is welded at the bottom of the handle, a cavity is arranged in the base, a lithium ion battery is fixedly connected in the cavity, and the motor is electrically connected with the lithium ion battery; a solar panel is embedded in the top of the shell and is electrically connected with the lithium ion battery; the side welding of shell has the handheld pole, the axis of handheld pole is perpendicular with the axis of shell.

As an optimal technical scheme of the utility model, the inside welding of shell has the mounting bracket, the motor passes through bolt and mounting bracket fixed connection.

As an optimized technical scheme of the utility model, drill bit clamping device's surface car has the anti-skidding line that is annular array.

As a preferred technical scheme of the utility model, be provided with the control button that is used for the control motor to open on the hand (hold) and stop, the below of control box button is provided with the district of grabbing that accords with the hand shape, the surface in the district of grabbing has cup jointed the rubber slipmat.

As the utility model discloses a preferred technical scheme, there is the end cover one end that drill bit clamping device was kept away from to the shell through threaded connection, the side welding of end cover has side cross knob.

As an optimal technical scheme of the utility model, there is the bottom the bottom of base through threaded connection, the bottom welding of bottom has bottom cross knob.

As an optimized technical scheme of the utility model, the device focus falls in the bottom surface of base in the ascending projection of vertical side.

The utility model has the advantages that: the hand-held lithium electric drill fixes the drill bit through the drill bit clamping device, the motor and the transmission gear train drive the drill bit clamping device to rotate, light energy is converted into electric energy through the solar electric plate and stored in the lithium ion battery, and the motor is powered through the lithium ion battery, so that the problem that the transmission electric drill can be used only by connecting a pull wire with a power supply is solved; in addition, cup joint at the outside anti-skidding rubber pad of grasping the district and the cross knob of welding on end cover and bottom all accords with human engineering, has effectively improved the utility model discloses a use comfort.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic diagram of an internal structure of a handheld lithium electric drill according to the present invention;

fig. 2 is a front view of a handheld lithium electric drill according to the present invention;

fig. 3 is a right side view of a hand-held lithium electric drill according to the present invention;

in the figure: 1. a housing; 2. a motor; 3. a transmission wheel train; 4. a drill bit holding device; 5. a handle; 6. a base; 7. a mounting frame; 8. an end cap; 9. a lateral cross knob; 10. a gripping area; 11. a lithium ion battery; 12. a bottom cover; 13. a bottom cross knob; 14. a solar panel; 15. a hand-held lever; 16. and (4) anti-skid lines.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-3, a hand-held type lithium electric drill, includes shell 1, drive train 3 and drill bit clamping device 4, the inside fixed connection mounting bracket 7 of shell 1, mounting bracket 7 is through bolt fixedly connected with motor 2, drill bit clamping device 4 rotates the one end of connecting at shell 1, the output of motor 2 is connected with drill bit clamping device 4 transmission through drive train 3. The bottom welding of shell 1 has hand (hold) 5, the bottom welding of hand (hold) 5 has base 6, the inside cavity that is provided with of base 6, fixedly connected with lithium ion battery 11 in the cavity, motor 2 and 11 electric connection of lithium ion battery, the utility model discloses a lithium ion battery 11 supplies 2 electricity for the motor, and whole device is lightly small and exquisite, easily carries. The embedded solar energy electric plate 14 that has of top of shell 1, solar energy electric plate 14 and lithium ion battery 11 electric connection, solar energy electric plate 14 can be stored the electric energy with light energy conversion in lithium ion battery 11, has solved the vexation that traditional electric drill need draw the line and look for the power.

Be provided with on hand (hold) 5 and be used for controlling motor 2 to open the control button who stops, control button's below is provided with the district 10 of grabbing that accords with the hand shape, the rubber slipmat has been cup jointed to the surface of grabbing district 10, grabs district 10 and rubber slipmat and accords with human engineering, has improved the utility model discloses a use comfort. The side welding of shell 1 has hand-held pole 15, the axis of hand-held pole 15 is perpendicular with the axis of shell 1, and when the operator right hand held handle 5 and carried out drilling operation, the vibrations of electric drill are reduced to the mode of accessible left hand gripping hand-held pole 15, vice versa.

One end, far away from the drill bit clamping device 4, of the shell 1 is connected with an end cover 8 through threads, and a side cross knob 9 is welded on the side face of the end cover 8; the bottom of the base 6 is connected with a bottom cover 12 through threads, and a bottom cross knob 13 is welded at the bottom of the bottom cover 12. The end cover 8 and the bottom cover 12 can be used for installing the motor 2 and the lithium ion battery 11 respectively, and the side cross knob 9 and the bottom cross knob 13 are beneficial to a user to quickly rotate the end cover 8 and the bottom cover 12, so that the trouble that the end cover 8 and the bottom cover 12 need to be assembled and disassembled through tools is avoided. The outer surface of the drill bit clamping device 4 is provided with anti-slip lines 16 in an annular array, and the anti-slip lines 16 can prevent the hands of an operator from slipping when the drill bit is installed.

The traditional electric drill can only be placed in a lying state, and the external structure of the device is abraded over time, so that the service life is influenced. The utility model discloses whole device focus in the ascending projection of vertical side falls in the bottom surface of base 6, can vertically stand, has compensatied the single defect of traditional electric drill placing means. Furthermore, the utility model discloses a 6 inside lithium ion battery 11 that have placed density of base, under the prerequisite that does not change transmission electric drill technical characteristic by a wide margin, can reduce the device focus and improve stability, can protect inside lithium ion battery 11 again, kill three birds with one stone.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A handheld lithium electric drill comprises a shell, a transmission gear train and a drill bit clamping device and is characterized in that a motor is fixedly connected inside the shell, the drill bit clamping device is rotatably connected to one end of the shell, and the output end of the motor is in transmission connection with the drill bit clamping device through the transmission gear train; a handle is welded at the bottom of the shell, a base is welded at the bottom of the handle, a cavity is arranged in the base, a lithium ion battery is fixedly connected in the cavity, and the motor is electrically connected with the lithium ion battery; a solar panel is embedded in the top of the shell and is electrically connected with the lithium ion battery; the side welding of shell has the handheld pole, the axis of handheld pole is perpendicular with the axis of shell.

2. The hand-held lithium electric drill according to claim 1, wherein a mounting bracket is welded to the inside of the housing, and the motor is fixedly connected with the mounting bracket through bolts.

3. The hand-held lithium electric drill of claim 1, wherein an outer surface of the bit holder is textured with an annular array of anti-slip features.

4. The handheld lithium electric drill according to claim 1, wherein a control button for controlling starting and stopping of the motor is arranged on the handle, a gripping area conforming to the shape of a hand is arranged below the control box button, and a rubber anti-slip pad is sleeved on the outer surface of the gripping area.

5. The hand-held lithium electric drill according to claim 1, wherein an end cap is connected to one end of the housing, which is far away from the drill bit clamping device, through threads, and a cross-shaped knob is welded to the side face of the end cap.

6. The hand-held lithium electric drill according to claim 1, wherein a bottom cover is connected to the bottom of the base through threads, and a bottom cross knob is welded to the bottom of the bottom cover.

7. The hand-held lithium electric drill according to claim 1, wherein a projection of a center of gravity of the device in a vertical direction falls within a bottom surface of the base.

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