CN209775969U - electric eraser - Google Patents

Abstract

The utility model discloses an electric eraser, including main part, press switch and shift knob, press switch fixes in the main part, shift knob movably connects the lateral wall of main part, the shift knob slope sets up press switch's top, the one end of shift knob bottom is equipped with first contact piece, press switch is close to the junction of shift knob and first contact piece, the inside wall of main part is equipped with the second contact piece, the one end of second contact piece is close to press switch, the other end of second contact piece is pressed back and first contact piece contact at shift knob, the beneficial effects of the utility model are that: in the process of pressing the press switch, the switch button can work by only generating small displacement, and the switch button is labor-saving in the process of rotating around the fulcrum, so that a user can easily generate displacement without great effort.

Description

Electric eraser

Technical Field

the utility model relates to a stationery, especially, relate to an electronic eraser.

Background

Thereby electronic eraser passes through shift knob's the break-make of control push switch, and the control motor drives the rotating head and rotates, and at the in-process that uses, need press shift knob all the time, at the in-process that electronic eraser cleaned for a long time, can bring uncomfortable sense for user's hand to current shift knob will produce great displacement when pressing and just can make push switch-on, and this is more arduous in the use.

Disclosure of Invention

In view of the current state of the prior art, the electric eraser is provided, which is labor-saving when a switch button is pressed and does not bring discomfort to the hand of a user in the long-time wiping process.

The technical scheme adopted by the invention is as follows: the utility model provides an electric eraser, includes main part, press the switch and shift knob, press the switch to fix in the main part, shift knob movably connects the lateral wall of main part, shift knob slope sets up press the switch's top, the one end of shift knob bottom is equipped with first contact piece, press the switch to be close to the junction of shift knob and first contact piece, the inside wall of main part is equipped with the second contact piece, the one end of second contact piece is close to press the switch, the other end of second contact piece is pressed the back at shift knob and is contacted with first contact piece.

Preferably, the inner side wall of the main body is provided with a limiting lug for limiting the first contact piece, the limiting lug is positioned above the first contact piece, and the limiting lug supplements a gap between the first contact piece and the inner side wall of the main body, so that the first contact piece can be better contacted with the second contact piece.

Preferably, a motor, a battery and a rotating head are arranged in the main body, the rotating head is located at the front end of the main body, the battery is close to the tail end of the main body, the motor is located between the battery and the rotating head, and the press switch is used for controlling the motor to drive the rotating head to rotate.

Preferably, the rotating head is internally provided with a containing groove for placing the eraser, so that the eraser head of the electric eraser can be conveniently replaced in time, the service life of the electric eraser is ensured, the containing groove can be adapted to various different eraser heads, various wiping requirements can be met, and the functionality of the electric eraser is improved.

Preferably, the main body is provided with a through hole for the switch button to move up and down, the switch button moves up and down in the through hole, and the switch button plays a role in controlling the on-off of the press switch in the moving process.

Preferably, the main part is internally provided with a mounting seat, the press switch is fixed in the mounting seat, the stability of the press switch when being extruded is ensured, the mounting seat can also play a limiting role on the press switch, and the press switch is prevented from being separated from the mounting seat under the action of external force.

After the structure more than using, compared with the prior art, the utility model has the following advantages:

When pressing the shift knob, first contact piece can contact with the second contact piece, at this moment shift knob can use the contact point of first contact piece and second contact piece to rotate as the fulcrum and push down, because shift knob and first contact piece slope setting are in the top of push knob, and push knob is close to the junction of shift knob and first contact piece, so in the in-process of pressing the shift knob, shift knob only need produce less displacement alright make push knob work, and shift knob is more laborsaving around the in-process of fulcrum pivoted, even the user does not need to spend very big strength alright make shift knob produce easily.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 3 is a schematic view of the internal structure of the switch button of the present invention;

Fig. 4 is a schematic view of the connection between the switch button and the first contact piece of the present invention;

Fig. 5 is a schematic view of a first contact piece structure of the present invention;

Fig. 6 is a schematic view of the connection between the switch button and the main body of the present invention.

In the figure, 1, main part, 2, push switch, 3, shift knob, 3.1, first contact piece, 1.1, second contact piece, 1.2, spacing lug, 1.3, through-hole, 4, motor, 5, battery, 6, rotating head, 6.1, holding tank, 7.1, spacing couple, 3.1.1, bayonet socket, 3.2, cavity, 3.2.1, press the horizontal pole.

Detailed Description

The principles and features of the present invention are described below, with the examples being given only for the purpose of illustration and not for the purpose of limiting the scope of the invention.

As shown in fig. 1 to 6, the electric eraser comprises a main body 1, a push switch 2 and a switch button 3, wherein the push switch 2 is fixed in the main body 1, the switch button 3 is movably connected to a side wall of the main body 1, the switch button 3 is obliquely arranged above the push switch 2, a first contact piece 3.1 is arranged at one end of the bottom of the switch button 3, the push switch 2 is close to a joint of the switch button 3 and the first contact piece 3.1, a second contact piece 1.1 is arranged on an inner side wall of the main body 1, one end of the second contact piece 1.1 is close to the push switch 2, and the other end of the second contact piece 1.1 is in contact with the first contact piece 3.1 after the switch button 3 is pressed.

the bottom of the switch button 3 is embedded in the first contact piece 3.1, and the first contact piece 3.1 is engaged with the switch button.

Specifically, the first contact piece 3.1 is provided with a bayonet 3.1.1 at the end connected with the switch button 3, and the bottom of the switch button 3 is embedded in the bayonet 3.1.1, so that the connection stability between the switch button 3 and the first contact piece 3.1 is ensured.

The inside wall of main part 1 is equipped with carry out spacing lug 1.2 to first contact piece 3.1, spacing lug 1.2 is located the top of first contact piece 3.1, and spacing lug 1.2 complements the space between first contact piece 3.1 and the main part 1 inside wall, can guarantee that first contact piece 3.1 contacts with second contact piece 1.1 better.

Preferably, the switch knob 3 and the first contact piece 3.1 are arranged obliquely above the push switch 2, and the push switch 2 is close to the connection between the switch knob 3 and the first contact piece 3.1, so that the push switch can be turned on by only a small displacement of the switch knob during the process of applying force to the tail end of the switch knob.

The inside of shift knob 3 is equipped with cavity 3.2, is equipped with in cavity 3.2 and presses horizontal pole 3.2.1, and the bottom of pressing horizontal pole 3.2.1 is neat with shift knob 3's bottom, and when downward push shift knob, it can extrude push switch to press the horizontal pole for push switch work.

be equipped with motor 4, battery 5 and rotating head 6 in the main part 1, rotating head 6 is located the front end of main part 1, battery 5 is close to the tail end of main part 1, motor 4 is located between battery 5 and the rotating head 6, press the switch and be used for controlling the motor and drive the rotating head and rotate.

The rotating head 6 is internally provided with a containing groove 6.1 for placing the eraser, so that the eraser head can be conveniently replaced by the electric eraser in time, the service life of the electric eraser is guaranteed, the containing groove can also adapt to various different eraser heads, various wiping requirements can be met, and the functionality of the electric eraser is improved.

in this embodiment, the shape of the accommodating groove 6.1 is a circular hole shape, but is not limited to the circular hole shape, and may be a triangle or a polygon, and the polygonal eraser can avoid sliding in the wiping process.

The main body 1 is provided with a through hole 1.3 for the switch button 3 to move up and down, the switch button moves up and down in the through hole, and the on-off of the press switch is controlled in the moving process.

The main part is internally provided with a mounting seat, the press switch is fixed in the mounting seat, the stability of the press switch when being extruded is ensured, the mounting seat can also play a limiting role on the press switch, and the press switch is prevented from being separated from the mounting seat under the action of external force.

specifically, be equipped with spacing couple 7.1 on mount pad 7, spacing couple 7.1 can prevent that press switch 2 from taking place to rock in mount pad 7, guarantees the contact stability between shift knob and the press switch.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed above, or as otherwise known in the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims (6)

1. The utility model provides an electronic eraser, includes main part (1), push switch (2) and shift knob (3), push switch (2) are fixed in main part (1), shift knob (3) movably connect the lateral wall of main part (1), shift knob (3) slope sets up push switch (2)'s top, its characterized in that: the one end of shift knob (3) bottom is equipped with first contact piece (3.1), press switch (2) are close to the junction of shift knob (3) and first contact piece (3.1), the inside wall of main part (1) is equipped with second contact piece (1.1), the one end of second contact piece (1.1) is close to press switch (2), the other end of second contact piece (1.1) is pressed the back and is contacted with first contact piece at shift knob.

2. The electric eraser according to claim 1, wherein: the inner side wall of the main body (1) is provided with a limiting lug (1.2) for limiting the first contact piece (1.1), and the limiting lug (1.2) is located above the first contact piece (1.1).

3. The electric eraser according to claim 1, wherein: be equipped with motor (4), battery (5) and rotating head (6) in main part (1), rotating head (6) are located the front end of main part (1), battery (5) are close to the tail end of main part (1), motor (4) are located between battery (5) and rotating head (6), press switch (2) are used for controlling motor (4) and drive rotating head (6) and rotate.

4. The electric eraser according to claim 3, wherein: an accommodating groove (6.1) for placing the rubber is arranged in the rotating head (6).

5. The electric eraser according to claim 1, wherein: the main body (1) is provided with a through hole (1.3) for the switch button (3) to move up and down.

6. The electric eraser according to claim 1, wherein: the novel multifunctional electric heating cooker is characterized in that a mounting seat (7) is arranged in the main body (1), and the press switch (2) is fixed in the mounting seat (7).