Hand-held electric drill capable of switching end conveniently

Abstract

The utility model relates to the technical field of hand-held electric drills, in particular to a hand-held electric drill with an end convenient to switch, which comprises an electric drill body, a handle is fixedly connected to the back of the electric drill body, a mounting ring is arranged on the back of the handle, internal threads are arranged on the inner side wall of the mounting ring, and a mounting end is arranged inside the mounting ring. The external threads are installed on the outer surface of the installation end, and an installation groove is formed in the back face of the installation end. The mounting end is mounted in the mounting ring, the mounting end can be quickly mounted through the matching between the internal thread and the external thread, and meanwhile, the mounting groove in the back surface of the mounting end is matched with the connecting rod, so that the mounting end and the connecting rod can be quickly replaced, the replacement is relatively convenient, and the mounting efficiency is improved. And meanwhile, during use, the attaching pad is attached to a wall body, and then the whole electric drill body is held, so that the handle can be ensured to be relatively stable during use.

Description

Technical Field

[0001] The utility model relates to the technical field of handheld electric drills, in particular to a handheld electric drill with convenient end switching. Background Art

[0002] A hand drill is a portable handheld drilling power tool used to make holes in objects or penetrate objects. It is widely used in industries such as construction, decoration and furniture.

[0003] For example, the patent document with the announcement number CN210758493U discloses a convenient handheld electric drill, including an electric drill body, a handle, a terminal and a drill bit, and also includes a fixing member arranged at the bottom end of the electric drill body, a support rod with one end matched with the fixing member, a first connecting member connected to the other end of the support rod, a second connecting member matched with the first connecting member, a support member movably connected to the second connecting member, and a suction cup arranged at the end of the support member; a round rod is arranged in the fixing member, a first spring is sleeved on the round rod, one end of the first spring is connected to the inner side wall of the fixing member, and the other end is connected to a circular ring, the circular ring is slidably sleeved on the round rod, the circular ring is connected to one end of a sliding member, the bottom end of the fixing member is provided with an opening for the sliding member to slide, and the other end of the sliding member is connected to the support rod. The utility model can improve the stability of punching, so that the punching position is highly accurate and the punching effect is good, and the operation is labor-saving, which can effectively reduce the fatigue of the wrist of the construction personnel.

[0004] However, in actual use, the end cannot be replaced quickly, so the size of the drill bit cannot be switched. At the same time, switching is troublesome in the past, and different ends cannot be carried at the same time. Therefore, it is urgent to design a handheld electric drill that is convenient for switching ends to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a handheld electric drill with convenient end-switch, so as to solve the problem in the above-mentioned background technology that the end-switch cannot be quickly replaced, and thus the size of the drill bit cannot be switched, and the switching is troublesome in the past, and different ends cannot be carried at the same time.

[0006] To achieve the above object, the utility model provides the following technical solution: a handheld electric drill for convenient end switching, comprising an electric drill body, a handle fixedly connected to the back of the electric drill body, a mounting ring arranged on the back of the handle, an inner side wall of the mounting ring arranged with an internal thread, and a mounting end arranged inside the mounting ring;

[0007] External threads are installed on the outer surface of the mounting end head, and a mounting groove is provided on the back side of the mounting end head.

[0008] Preferably, a connecting rod is provided inside the mounting groove, and a drill body is provided on the back side of the connecting rod.

[0009] Preferably, a mounting plate is fixedly connected to the lower surface of the handle, and a support rod is fixedly connected to the lower surface of the mounting plate.

[0010] Preferably, one end of the support rod away from the mounting plate is fixedly connected to a telescopic frame, and the back side of the telescopic frame is fixedly connected to a fitting pad.

[0011] Preferably, a slot is provided on the left side of the electric drill body, and a side frame is provided inside the slot.

[0012] Preferably, a mounting frame is fixedly connected to the top surface of the side frame, and a mounting tube is installed inside the mounting frame.

[0013] Preferably, a limiting groove is provided inside the side frame, a limiting column is arranged inside the limiting groove, and a top plate is fixedly connected to the top surface of the limiting column.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The handheld electric drill with convenient end switch comprises a mounting ring, an internal thread, a mounting end, an external thread, a connecting rod, a drill body, a mounting plate, a support rod, a telescopic frame and a fitting pad. When in use, the mounting end is first mounted inside the mounting ring, and the mounting end can be quickly mounted through the adaptation between the internal thread and the external thread. At the same time, the mounting groove on the back of the mounting end and the connecting rod are adapted to each other, so that the mounting end and the connecting rod can be quickly replaced, which is convenient. At the same time, the fitting pad fits against the wall when in use, and then the handle can be ensured to be relatively stable when in use by holding the entire electric drill body. The overall stability is good, which reflects the practicality of the design.

[0016] The handheld electric drill for convenient terminal switching has a side frame, a mounting frame, a mounting tube, a limiting slot, a top plate and a limiting column. When in use, the side frame is first installed into the slot, and then the limiting column and the top plate are installed in the limiting slot. The position of the plug-in board can be limited by the limiting column, and the terminal can be placed by the mounting tube, so that the terminal is convenient to carry and the subsequent replacement of the terminal. When the handle is in use, the side frame is completely removed. Similarly, the side frame can be installed when the handle is transported, which reflects the functionality of the design. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the disassembly of the mounting ring and the drill body structure of the utility model;

[0019] Figure 3 It is a three-dimensional schematic diagram of the mounting ring and drill bit body structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the disassembly of the side frame and the top plate structure of the utility model.

[0021] In the figure: 1. electric drill body; 2. handle; 3. mounting ring; 4. internal thread; 5. mounting end; 6. external thread; 7. connecting rod; 8. drill body; 9. mounting plate; 10. support rod; 11. telescopic frame; 12. fitting pad; 13. side frame; 14. mounting frame; 15. mounting tube; 16. limiting groove; 17. top plate; 18. limiting column. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 , an embodiment provided by the utility model:

[0024] A handheld electric drill for convenient end switching, the electric drill body 1 and telescopic frame 11 used in the present application are products that can be directly purchased on the market, and their principles and connection methods are all existing technologies well known to those skilled in the art, including an electric drill body 1, a handle 2 is fixedly connected to the back of the electric drill body 1, a mounting ring 3 is provided on the back of the handle 2, an inner side wall of the mounting ring 3 is provided with an internal thread 4, a mounting end 5 is provided inside the mounting ring 3, a mounting plate 9 is fixedly connected to the lower surface of the handle 2, a support rod 10 is fixedly connected to the lower surface of the mounting plate 9, a telescopic frame 11 is fixedly connected to the end of the support rod 10 away from the mounting plate 9, a fitting pad 12 is fixedly connected to the back of the telescopic frame 11, a slot is provided on the left side of the electric drill body 1, and the inner side of the slot is provided with a mounting plate 9. A side frame 13 is provided at the bottom, a mounting frame 14 is fixedly connected to the top surface of the side frame 13, a mounting tube 15 is installed inside the mounting frame 14, a limiting slot 16 is provided inside the side frame 13, a limiting column 18 is provided inside the limiting slot 16, a top plate 17 is fixedly connected to the top surface of the limiting column 18, by installing the side frame 13 into the slot, and then installing the limiting column 18 and the top plate 17 inside the limiting slot 16, the position of the plug board can be limited by the limiting column 18, and the end head can be placed by the mounting tube 15, so that the end head is convenient to carry and the subsequent replacement of the end head is convenient. When the handle 2 is in use, the side frame 13 is removed as a whole, and similarly, the side frame 13 can be installed when the handle 2 is transported;

[0025] External thread 6, the external thread 6 is installed on the outer surface of the mounting end head 5, a mounting groove is opened on the back side of the mounting end head 5, a connecting rod 7 is arranged inside the mounting groove, and a drill body 8 is arranged on the back side of the connecting rod 7. By installing the mounting end head 5 into the inside of the mounting ring 3, the mounting end head 5 can be quickly installed through the adaptation between the internal thread 4 and the external thread 6. At the same time, the mounting groove on the back side of the mounting end head 5 and the connecting rod 7 are adapted to each other, so that the mounting end head 5 and the connecting rod 7 can be quickly replaced, and the replacement is more convenient. At the same time, when in use, the fitting pad 12 fits against the wall, and then by holding the electric drill body 1 as a whole, it can be ensured that the handle 2 is relatively stable during use, and the overall stability is good.

[0026] Working principle: When in use, first install the mounting end head 5 into the inside of the mounting ring 3, and the mounting end head 5 can be quickly installed by adapting the internal thread 4 and the external thread 6. At the same time, the mounting groove on the back of the mounting end head 5 and the connecting rod 7 are adapted to each other, so that the mounting end head 5 and the connecting rod 7 can be quickly replaced, which is convenient for replacement. At the same time, the fitting pad 12 fits the wall when in use, and then the electric drill body 1 is held as a whole, and the side frame 13 is installed into the inside of the slot, and then the limiting column 18 and the top plate 17 are installed in the limiting groove 16. The position of the plug board can be limited by the limiting column 18, and the end head can be placed through the mounting tube 15, so as to facilitate the carrying of the end head and the subsequent replacement of the end head. When the handle 2 is in use, the side frame 13 is removed as a whole. Similarly, the side frame 13 can be installed when the handle 2 is transported. The above is the entire working principle of the utility model.

[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A handheld electric drill for convenient end switching, comprising an electric drill body (1), a handle (2) fixedly connected to the back of the electric drill body (1), characterized in that: The back of the handle (2) is provided with a mounting ring (3), the inner side wall of the mounting ring (3) is provided with an internal thread (4), and the interior of the mounting ring (3) is provided with a mounting end (5); An external thread (6) is installed on the outer surface of the mounting end head (5), and a mounting groove is provided on the back side of the mounting end head (5).

2. A handheld electric drill with convenient end switching according to claim 1, characterized in that: A connecting rod (7) is arranged inside the installation groove, and a drill body (8) is arranged on the back of the connecting rod (7).

3. A handheld electric drill with convenient end switching according to claim 1, characterized in that: The lower surface of the handle (2) is fixedly connected to a mounting plate (9), and the lower surface of the mounting plate (9) is fixedly connected to a support rod (10).

4. A handheld electric drill with convenient end switching according to claim 3, characterized in that: One end of the support rod (10) away from the mounting plate (9) is fixedly connected to a telescopic frame (11), and the back side of the telescopic frame (11) is fixedly connected to a fitting pad (12).

5. The handheld electric drill with convenient end switching according to claim 1, characterized in that: A slot is provided on the left side of the electric drill body (1), and a side frame (13) is provided inside the slot.

6. A handheld electric drill with convenient end switching according to claim 5, characterized in that: The top surface of the side frame (13) is fixedly connected to a mounting frame (14), and a mounting cylinder (15) is installed inside the mounting frame (14).

7. A handheld electric drill with convenient end switching according to claim 5, characterized in that: A limiting groove (16) is provided inside the side frame (13), a limiting column (18) is arranged inside the limiting groove (16), and a top plate (17) is fixedly connected to the top surface of the limiting column (18).

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