CN220362532U

CN220362532U - Electric tool

Info

Publication number: CN220362532U
Application number: CN202321875365.XU
Authority: CN
Inventors: 潘曾强; 马奖; 刘琨
Original assignee: Jiangsu Dongcheng Tools Technology Co Ltd
Current assignee: Jiangsu Dongcheng Tools Technology Co Ltd
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2024-01-19
Anticipated expiration: 2033-07-17

Abstract

The present utility model relates to an electric tool including: a housing provided with a through hole; a switch; the reversing rod is inserted into the through hole and provided with a mounting hole, and the reversing rod is arranged close to the switch; the gear shifting assembly comprises a key and a control board, the key is axially movably inserted into the mounting hole, and the control board is fixed on the reversing lever; when the key moves to contact the control panel under external force, the control panel triggers gear shifting. According to the electric tool disclosed by the utility model, the gear shifting assembly is arranged on the reversing lever, and the reversing lever is arranged close to the switch, so that when a user holds the handle of the electric tool, the gear shifting assembly can be operated by moving the fingers of the hand, and the quick gear shifting can be realized, and the operation is convenient.

Description

Electric tool

Technical Field

The utility model relates to the technical field of electric tools, in particular to an electric tool.

Background

The electric tool is a tool commonly used in daily life, such as an electric wrench, an electric drill, an electric hammer and the like. The existing electric tools are generally provided with a gear switching structure at the bottom or top of a housing, and a user changes the gear of an output speed by operating the gear switching structure. In such a scheme, since the gear switching structure is located at the bottom end or the top end of the tool, when the user operates the machine, the user needs to hold the machine with one hand, and the other hand operates the gear switching structure, so that the operation is inconvenient. In addition, there are also some electric tools to set up the gear shift button in the front end light department of casing, and such scheme receives the outward appearance influence, and when electric tool front end light department structure is great or longer, because the user need hold the handle, the user moves the finger and also is difficult for touching the gear shift button, still needs to move whole hand, leads to the operation inconvenient, therefore the commonality is low.

Disclosure of Invention

Based on the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a power tool, which can operate a switch, a reversing lever and a shift unit by one hand, without the assistance of the other hand, and is convenient to operate.

Therefore, the utility model provides the following technical scheme.

The present utility model provides an electric tool including:

a housing provided with a through hole;

a switch;

the reversing rod is inserted into the through hole and provided with a mounting hole, and the reversing rod is arranged close to the switch;

the gear shifting assembly comprises a key and a control board, the key is axially movably inserted into the mounting hole, and the control board is fixed on the reversing lever; when the key moves to contact the control panel under external force, the control panel triggers gear shifting.

Preferably, the switch is located in front of the housing, and the reversing lever is located in rear upper side of the switch.

Preferably, the mounting hole is provided near the front of the reversing lever.

Preferably, the reversing lever penetrates the casing in the left-right direction.

Preferably, the key is arranged at the left part of the reversing lever.

Preferably, the reversing lever is provided with a clamping groove, the control board is provided with a clamping protrusion, and the clamping protrusion is clamped in the clamping groove.

Preferably, the reversing lever is provided with a slot, and the control board comprises a wire harness, and the wire harness is inserted into the slot.

Preferably, the reversing lever is provided with a groove, the clamping groove is formed in the wall of the groove, the groove is communicated with the mounting hole, and the plate body of the control plate is at least partially accommodated in the groove.

Preferably, the key comprises a pressing part and a triggering part, the control board comprises a contact, the pressing part is inserted into the mounting hole, the triggering part is used for contacting with the contact, and the outer diameter of the triggering part is larger than that of the pressing part.

Preferably, the electric tool comprises a speed regulation panel which is positioned at the top or the bottom of the casing, and the speed regulation panel is used for regulating the output rotating speed and torque force.

The utility model has the following technical effects:

the utility model provides an electric tool, wherein a gear shifting assembly is arranged on a reversing rod, and the reversing rod is arranged close to a switch, so that when a user holds a handle of the electric tool, the gear shifting assembly can be operated by moving fingers of one hand, the other hand is not needed to assist, and the electric tool can be quickly shifted and is convenient to operate.

Drawings

FIG. 1 is a schematic perspective view of an electric tool according to the present utility model;

FIG. 2 is an exploded view of the assembled construction of the reversing lever and shift assembly of the present utility model;

FIG. 3 is a cross-sectional view of the power tool of the present utility model;

fig. 4 is a structural sectional view of the electric tool of the present utility model.

Description of the reference numerals

1. An electric tool;

11. a housing;

12. a switch;

13. a reversing lever; 131. a mounting hole; 132. a clamping groove; 133. a slot; 134. a groove;

14. a shift assembly; 141. a key; 1411. a pressing part; 1412. a trigger part; 142. a control board; 1421. the clamping bulge; 1422. a wire harness; 1423. a contact;

15. a handle.

Detailed Description

In order to make the technical scheme and the beneficial effects of the utility model more obvious and understandable, the following detailed description is given by way of example. Unless defined otherwise, technical and scientific terms used herein have the same meaning as technical and scientific terms in the technical field to which this application belongs.

In the description of the present utility model, unless explicitly defined otherwise, terms such as "center", "longitudinal", "lateral", "length", "width", "thickness", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., refer to an orientation or positional relationship based on that shown in the drawings, and are merely for convenience of simplifying the description of the present utility model, and do not indicate that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, i.e., are not to be construed as limiting the present utility model.

In the present utility model, the terms "first", "second" are used for descriptive purposes only and are not to be construed as relative importance of the features indicated or the number of technical features indicated. Thus, a feature defining "first", "second" may explicitly include at least one such feature. In the description of the present utility model, "plurality" means at least two; "plurality" means at least one; unless otherwise specifically defined.

In the present utility model, the terms "mounted," "connected," "secured," "disposed," and the like are to be construed broadly, unless otherwise specifically limited. For example, "connected" may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, or can be communicated between two elements or the interaction relationship between the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless explicitly defined otherwise, a first feature "on", "above", "over" and "above", "below" or "under" a second feature may be that the first feature and the second feature are in direct contact, or that the first feature and the second feature are in indirect contact via an intermediary. Moreover, a first feature "above," "over" and "on" a second feature may be that the first feature is directly above or obliquely above the second feature, or simply indicates that the level of the first feature is higher than the level of the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the level of the first feature is less than the level of the second feature.

References to "front", "back", "left", "right", "upper" and "lower" in this disclosure are all made to the designation in fig. 1.

The power tool of the present utility model will be described in detail with reference to fig. 1 to 4.

In the present embodiment, as shown in fig. 1 to 4, the electric tool 1 includes a housing 11, a switch 12, a reversing lever 13, and a gear shift assembly 14, the housing 11 is provided with a through hole (not shown in the drawings), the reversing lever 13 is inserted into the through hole, a user performs reversing by operating the reversing lever 13, and the user controls the opening and closing of the electric tool 1 through the switch 12. As shown in fig. 1, the reversing lever 13 is disposed near the switch 12, the reversing lever 13 is provided with a mounting hole 131, the gear shift assembly 14 includes a key 141 and a control board 142, the key 141 is axially movably inserted into the mounting hole 131, and the control board 142 is fixed to the reversing lever 13 and located at one end of the key 141. When the user presses the key 141, the key 141 moves to contact the control board 142 under an external force, and the control board 142 triggers a shift.

Through adopting above-mentioned technical scheme, set up shift unit 14 on reversing lever 13, and set up reversing lever 13 near switch 12, like this, when user holds electric tool 1's handle 15, through the finger of moving this hand, can operate shift unit 14 to realize quick gear shifting, the simple operation.

It should be appreciated that since the user is required to continuously press the switch 12 while using the power tool, the switch 12 can be pressed by a finger while the user's hand holds the handle 15 because the switch 12 needs to be disposed close to the handle 15.

It should be understood that the reset structure of the key 141 may refer to any prior art key reset scheme, for example, the reset of the key 141 by a reset spring, which is not described herein.

In one embodiment, as shown in FIG. 1, the switch 12 is positioned in front of the housing 11 to facilitate user depression. The reversing lever 13 is located above and behind the switch 12 so that a user can operate the reversing lever 13 by moving a finger of a hand holding the power tool 1 and a key 141 located on the reversing lever 13

Further, since the key 141 is small, the mounting hole 131 is provided near the front of the reversing lever 13, shortening the interval between the mounting hole 131 and the switch 12, so that the user can press the key 141.

In one embodiment, the reversing lever 13 penetrates the housing 11 in the left-right direction, and when the reversing lever 13 is pressed leftward, the right end of the reversing lever 13 is located outside the housing 11; when the reversing lever 13 is pressed rightward, the left end of the reversing lever 13 is located outside the housing 11. The reversing is realized by pressing the reversing lever 13, and the operation is simple and convenient.

Further, a key 141 is provided at the left portion of the reversing lever 13 such that the key 141 is positioned at the rear upper side of the left side of the switch 12. Usually, a user holds the electric tool 1 with his right hand, and sets the reversing lever 13 at the upper rear of the left side of the switch 12, so that the user can press the key 141 by turning his thumb, and reversing and shifting operations can be realized, and the operation is convenient.

In one embodiment, as shown in fig. 2, the reversing lever 13 is provided with a clamping groove 132, the control board 142 is provided with a clamping protrusion 1421, the clamping protrusion 1421 is clamped in the clamping groove 132, and the control board 142 and the reversing lever 13 are convenient to assemble and disassemble.

Further, as shown in fig. 2, the reversing lever 13 is provided with a slot 133, and the control board 142 includes a wire harness 1422, and the wire harness 1422 is plugged into the slot 133, so as to arrange the wire harnesses of the control board 142 regularly.

Further, as shown in fig. 2, the reversing lever 13 is provided with a groove 134, the clamping groove 132 is arranged on the wall of the groove 134, the groove 134 is communicated with the mounting hole 131, and the plate body of the control plate 142 is partially accommodated in the groove 134, so that the reversing lever 13 and the control plate 142 are assembled more compactly, and the size of the whole machine is reduced.

In one embodiment, as shown in fig. 2, the key 141 includes a pressing portion 1411 and a triggering portion 1412, the control board 142 includes a contact 1423, the pressing portion 1411 is inserted into the mounting hole 131, the triggering portion 1412 is used for contacting with the contact 1423, and an outer diameter of the triggering portion 1412 is larger than the pressing portion 1411. Specifically, the outer diameter of the pressing portion 1411 is small, so that the opening size of the mounting hole 131 can be reduced, and the size of the structure in which the reversing lever 13 is located outside the housing 11 due to the excessive opening size of the mounting hole 131 is prevented from being increased, thereby affecting the aesthetic appearance of the electric tool 1. At the same time, the outer diameter of the trigger 1412 is large, so that the sensitivity of the key 141 when it contacts the control board 142 can be improved.

In one embodiment, the power tool 1 includes a speed adjustment panel (not shown) at the top or bottom of the housing 11, and the speed adjustment panel is used to adjust the rotational torque of the output.

It should be understood that the above examples are illustrative and are not intended to encompass all possible implementations encompassed by the claims. Various modifications and changes may be made in the above embodiments without departing from the scope of the disclosure. Likewise, the individual features of the above embodiments can also be combined arbitrarily to form further embodiments of the utility model which may not be explicitly described. Therefore, the above examples merely represent several embodiments of the present utility model and do not limit the scope of protection of the patent of the present utility model.

Claims

1. An electric tool, characterized in that the electric tool (1) comprises:

a housing (11) provided with a through hole;

a switch (12);

the reversing rod (13) is inserted into the through hole and is provided with a mounting hole (131), and the reversing rod (13) is arranged close to the switch (12);

the gear shifting assembly (14) comprises a key (141) and a control board (142), the key (141) is axially movably inserted into the mounting hole (131), and the control board (142) is fixed on the reversing lever (13); wherein the control board (142) triggers a shift when the key (141) moves to contact the control board (142) under an external force.

2. The electric tool according to claim 1, wherein the switch (12) is located in front of the housing (11), and the reversing lever (13) is located above and behind the switch (12).

3. A power tool according to claim 2, wherein the mounting hole (131) is provided near the front of the reversing lever (13).

4. The electric tool according to claim 1, wherein the reversing lever (13) penetrates the housing (11) in a left-right direction.

5. The electric tool according to claim 4, wherein the key (141) is provided at a left portion of the reversing lever (13).

6. The electric tool according to claim 1, wherein the reversing lever (13) is provided with a clamping groove (132), the control board (142) is provided with a clamping projection (1421), and the clamping projection (1421) is clamped in the clamping groove (132).

7. The power tool according to claim 6, wherein the reversing lever (13) is provided with a slot (133), the control board (142) includes a wire harness (1422), and the wire harness (1422) is plugged into the slot (133).

8. The electric tool according to claim 6, wherein the reversing lever (13) is provided with a groove (134), the clamping groove (132) is provided on a wall of the groove (134), the groove (134) is communicated with the mounting hole (131), and a plate body of the control plate (142) is at least partially accommodated in the groove (134).

9. The power tool according to any one of claims 1 to 8, wherein the key (141) includes a pressing portion (1411) and a triggering portion (1412), the control board (142) includes a contact (1423), the pressing portion (1411) is plugged into the mounting hole (131), the triggering portion (1412) is configured to contact the contact (1423), and an outer diameter of the triggering portion (1412) is larger than the pressing portion (1411).

10. The power tool according to any one of claims 1-8, wherein the power tool (1) comprises a speed regulation panel at the top or bottom of the housing (11) for regulating the rotational torque of the output.