CN212380327U

CN212380327U - Switch structure for electric tool

Info

Publication number: CN212380327U
Application number: CN202021252873.9U
Authority: CN
Inventors: 刘前进
Original assignee: Kunshan Datang Metal Industry Co ltd
Current assignee: Kunshan Datang Metal Industry Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-01-19
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a switch structure for electric tool, which comprises a mounting flange, a switch main body is fixedly connected with the central part of the top end of the mounting flange, the central part of the top end of the switch main body is provided with a switch button, one side of the switch main body close to the switch button is fixedly connected with a plurality of first telescopic rods, the top ends of the first telescopic rods are fixedly connected with sealing rings, the inner side walls of the first telescopic rods are fixedly connected with springs, and the top ends of the springs are fixedly connected with second telescopic rods, the utility model prevents a press block from being deviated when the switch button is pressed by arranging the first telescopic rods and the second telescopic rods, and further damages the switch button, prevents the press block from extruding the switch button due to error touch by arranging the threaded rods, and the arrangement of a protective pad is convenient for better protecting the press block, the device is simple in operation, the use effect is better, improves the result of use greatly, avoids when pressing shift knob, and shift knob damages because of the skew.

Description

Switch structure for electric tool

Technical Field

The utility model relates to a switch structure field especially relates to a switch structure for electric tool.

Background

Push type switch devices are generally used in power tools. When the button is pressed, the switch is triggered and the power tool can start to work. When the button is pressed again and released, the switch is opened and the power tool stops operating. When not using at ordinary times, the button is bumped to the mistake easily, leads to the switch to be triggered suddenly and brings the potential safety hazard, can get into the moisture when the switch meets moist environment, leads to the inside metal device of switch to rust, leads to the switch to damage easily, has certain potential safety hazard when the inside device of switch rusts to we design a switch structure for electric tool.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a switch structure for an electric tool.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a switch structure for an electric tool comprises a mounting flange, wherein a switch main body is fixedly connected to the central portion of the top end of the mounting flange, a switch button is arranged at the central portion of the top end of the switch main body, a plurality of first telescopic rods are fixedly connected to one side, close to the switch button, of the switch main body, sealing rings are fixedly connected to the top ends of the first telescopic rods, springs are fixedly connected to the inner side walls of the first telescopic rods, second telescopic rods are fixedly connected to the top ends of the springs, a baffle is fixedly connected to one side, close to the springs, of the second telescopic rods, one end, far away from the baffle, of each second telescopic rod penetrates through the corresponding sealing ring and is fixedly connected with a pressing block, anti-skid pads are fixedly connected to one ends, close to the switch main body, of the pressing blocks are fixedly connected with pressing plates, be provided with the foundation ring between rubber hose bottom and the switch main part, the spacing groove has been seted up to press panel one side, the smooth threaded rod of laminating of spacing inslot lateral wall, one side threaded connection that the spacing groove was kept away from to the threaded rod has the dead lever, dead lever bottom and switch main part roof fixed connection.

As a further description of the above technical solution:

the dead lever is run through to threaded rod one end, the dead lever is made for the alloy material.

As a further description of the above technical solution:

the non-slip mat, the protective mat and the sealing ring are made of rubber materials.

As a further description of the above technical solution:

the second telescopic link is located the edge of pressing the briquetting, press briquetting and shift knob and be located same vertical line.

As a further description of the above technical solution:

the cross section of first telescopic link and second telescopic link all is circular, first telescopic link and second telescopic link are alloy material and make.

As a further description of the above technical solution:

the bottom ring is circular, the connection mode of bottom ring and switch main part is fixed connection, the connection mode of bottom ring and rubber hose is fixed connection.

The utility model discloses following beneficial effect has:

1. the utility model is provided with the spring and the rubber hose, when in work, the threaded rod is rotated, so that one end of the threaded rod is inserted into the limiting groove, at the moment, the pressing plate is difficult to descend, thereby having the effect of preventing accidental touch, the rubber hose forms a relatively closed space with the bottom ring, the pressing plate and the switch main body, thereby preventing external damp air from entering the switch main body from the switch button and preventing the switch button from being pressed, the pressing plate is pressed, so that the pressing plate drives the pressing block and the second telescopic rod to move downwards and extrude the spring, when the pressing block is contacted with the switch button and pressed down, the pressing plate is released, the spring drives the pressing plate, the pressing block and the second telescopic rod to extend to complete the reset, the device easy operation, the result of use is better, improves the result of use greatly, avoids outside moisture and then goes into inside the switch main part, avoids the mistake to touch the emergence of phenomenon.

2. The utility model discloses a set up first telescopic link and second telescopic link, the setting of first telescopic link and second telescopic link prevents to take place the skew according to the briquetting when pressing shift knob, and then harms shift knob, the setting of threaded rod is avoided pressing the clamp plate because of the mistake extrudees shift knob, the protection of filling up sets up the better protection of being convenient for and presses the clamp plate, the device easy operation, the result of use is better, improve the result of use greatly, when avoiding pressing shift knob, shift knob damages because of the skew.

Drawings

Fig. 1 is a side view of a switch structure for an electric tool according to the present invention;

fig. 2 is a front view of a first telescopic rod and a second telescopic rod in a switch structure for an electric tool according to the present invention;

fig. 3 is a top view of a pressing block in the switch structure for an electric tool according to the present invention.

Illustration of the drawings:

1. installing a flange; 2. fixing the rod; 3. a switch main body; 4. a bottom ring; 5. a first telescopic rod; 6. a second telescopic rod; 7. a non-slip mat; 8. a pressing block; 9. a pressing plate; 10. a protective pad; 11. a switch button; 12. a rubber hose; 13. a baffle plate; 14. a spring; 15. a seal ring; 16. a limiting groove; 17. a threaded rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a switch structure for an electric tool comprises a mounting flange 1, a switch main body 3 is fixedly connected to the central portion of the top end of the mounting flange 1, a switch button 11 is arranged at the central portion of the top end of the switch main body 3, one side of the switch main body 3 close to the switch button 11 is fixedly connected with a plurality of first telescopic rods 5, a sealing ring 15 is fixedly connected to the top end of each first telescopic rod 5, a spring 14 is fixedly connected to the inner side wall of each first telescopic rod 5, a second telescopic rod 6 is fixedly connected to the top end of each spring 14, a baffle 13 is fixedly connected to one side of each second telescopic rod 6 close to the corresponding spring 14, one end, far away from the corresponding baffle 13, of each second telescopic rod 6 penetrates through the corresponding sealing ring 15 and is fixedly connected with a pressing block 8, an anti-skid pad 7 is fixedly connected to one end, close to, according to 9 fixedly connected with rubber hose 12 in bottom of the pressing plate, be provided with bottom ring 4 between 12 bottoms of rubber hose and the switch main part 3, spacing groove 16 has been seted up according to pressing plate 9 one side, and the smooth threaded rod 17 that laminates of 16 inside walls of spacing groove, one side threaded connection that spacing groove 16 was kept away from to threaded rod 17 have

dead lever

2, 2 bottoms of dead lever and 3 roof fixed connection of switch main part.

The dead lever 2 is run through to threaded rod 17 one end, and dead lever 2 is made for the alloy material, and the better fixed press plate 9 of being convenient for avoids pressing the press plate 9 because of mistake touches extrusion shift knob 11. The anti-skid pad 7, the protection pad 10 and the sealing ring 15 are made of rubber materials. The second telescopic link 6 is located the edge of pressing the piece 8, presses the piece 8 and is located same vertical line with shift knob 11 for press the better shift knob 11 of pressing the piece 8. The section of first telescopic link 5 and second telescopic link 6 all is circular, and first telescopic link 5 and second telescopic link 6 are alloy material and make, and the setting of first telescopic link 5 and second telescopic link 6 is avoided pressing the skew of taking place when pressing shift button 11 according to briquetting 8. The bottom ring 4 is circular, the connection mode of the bottom ring 4 and the switch main body 3 is fixed connection, and the connection mode of the bottom ring 4 and the rubber hose 12 is fixed connection.

The working principle is as follows: when the switch button 11 needs to be pressed, the pressing plate 9 is pressed, the pressing block 9 is driven to drive the pressing block 8 by the pressing plate 9, the second telescopic rod 6 moves downwards and extrudes the spring 14, after the pressing block 8 is contacted with the switch button 11 and pressed, the pressing plate 9 is loosened, the spring 14 drives the pressing plate 9, the pressing block 8 and the second telescopic rod 6 to stretch, and resetting can be completed.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A switch structure for electric tools, comprising a mounting flange (1), characterized in that: the mounting flange is characterized in that a switch main body (3) is fixedly connected to the center part of the top end of the mounting flange (1), a switch button (11) is arranged on the center part of the top end of the switch main body (3), one side, close to the switch button (11), of the switch main body (3) is fixedly connected with a plurality of first telescopic rods (5), sealing rings (15) are fixedly connected to the top ends of the first telescopic rods (5), springs (14) are fixedly connected to the inner side walls of the first telescopic rods (5), second telescopic rods (6) are fixedly connected to the top ends of the springs (14), a baffle (13) is fixedly connected to one side, close to the springs (14), of the second telescopic rods (6), one ends, far away from the baffle (13), of the second telescopic rods penetrate through the sealing rings (15) and are fixedly connected with pressing blocks (8), and one ends, close to the switch, according to pressing block (8) top fixedly connected with and pressing plate (9), press one end fixedly connected with protection pad (10) of slipmat (7) to keep away from according to pressing plate (9), press according to pressing plate (9) bottom fixedly connected with rubber hose (12), be provided with end ring (4) between rubber hose (12) bottom and switch main part (3), spacing groove (16) have been seted up according to pressing plate (9) one side, the smooth laminating threaded rod (17) of spacing groove (16) inside wall, one side threaded connection who keeps away from spacing groove (16) of threaded rod (17) has dead lever (2), dead lever (2) bottom and switch main part (3) roof fixed connection.

2. The switch structure for electric power tool according to claim 1, characterized in that: one end of the threaded rod (17) penetrates through the fixing rod (2), and the fixing rod (2) is made of alloy materials.

3. The switch structure for electric power tool according to claim 1, characterized in that: the anti-skid pad (7), the protective pad (10) and the sealing ring (15) are all made of rubber materials.

4. The switch structure for electric power tool according to claim 1, characterized in that: the second telescopic rod (6) is located at the edge of the pressing block (8), and the pressing block (8) and the switch button (11) are located on the same vertical line.

5. The switch structure for electric power tool according to claim 1, characterized in that: the cross sections of the first telescopic rod (5) and the second telescopic rod (6) are circular, and the first telescopic rod (5) and the second telescopic rod (6) are made of alloy materials.

6. The switch structure for electric power tool according to claim 1, characterized in that: the bottom ring (4) is circular, the connection mode of the bottom ring (4) and the switch main body (3) is fixed connection, and the connection mode of the bottom ring (4) and the rubber hose (12) is fixed connection.