CN216633847U

CN216633847U - Accident-proof safety locking mechanism of angle grinder

Info

Publication number: CN216633847U
Application number: CN202123279795.9U
Authority: CN
Inventors: 秦庆战
Original assignee: Anhui Jiebangda Construction Engineering Co ltd
Current assignee: Anhui Jiebangda Construction Engineering Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-31
Anticipated expiration: 2031-12-24

Abstract

The application relates to an accidental-prevention safety locking mechanism of an angle grinder, which comprises an angle grinder main body, wherein a first groove is formed in the angle grinder main body, a moving rod is arranged in the first groove, an installation plate is arranged at one end of the moving rod and is movably installed in a second groove formed in the side wall of the first groove, a first conducting strip is arranged on one side of the installation plate, a second conducting strip is arranged on one side, close to the first conducting strip, of the second groove, a moving block is arranged at the other end of the moving rod, and when the angle grinder is opened, two hands are required to cooperate with each other, two steps are required to complete opening and electrifying, so that the condition that the angle grinder is opened by mistake is reduced, the safety of the angle grinder is improved.

Description

Accident-proof safety locking mechanism of angle grinder

Technical Field

The application relates to the technical field of angle grinders, in particular to an accidental-prevention safety locking mechanism of an angle grinder.

Background

The angle grinder is also called angle grinder, and is divided into two categories of pneumatic grinder and electric grinder, only the electric angle grinder is analyzed here, and the electric angle grinder generally uses a motor to drive a sheet grinding wheel, a rubber grinding wheel, a steel wire wheel and the like to grind, cut, remove rust and polish metal components. The angle grinder is suitable for cutting, grinding and brushing metal and stone, and water cannot be used during operation. Guide plates must be used when cutting the stone. Grinding and polishing operations can also be performed for models equipped with electronic control devices, if appropriate accessories are installed on such machines.

However, when the existing partial angle grinder is used, the angle grinder is easily started under the conditions of mistaken touch and misoperation, and certain potential safety hazards exist. Accordingly, those skilled in the art have provided an anti-accident safety locking mechanism for an angle grinder that addresses the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems set forth in the background above, the present application provides an anti-accident safety lock mechanism for an angle grinder.

The application provides an unexpected safe locking mechanical system of preventing of angle grinder adopts following technical scheme:

an accident-prevention safety locking mechanism of an angle grinder comprises an angle grinder body, wherein a first groove is formed in the angle grinder body, a moving rod is arranged in the first groove, an installation plate is arranged at one end of the moving rod and movably installed in a second groove formed in the side wall of the first groove, a first conducting strip is arranged on one side of the installation plate, and a second conducting strip is arranged on one side, close to the first conducting strip, of the second groove;

the other end of the moving rod is provided with a moving block, a third groove formed in the side wall of the first groove is formed in one side of the moving block, a rectangular block is movably mounted inside the third groove, a spring is arranged between the rear surface of the rectangular block and the inner wall of the third groove, a stop block used for blocking the moving block is arranged on the front surface of the rectangular block, and an inclined surface is formed in one side, close to the second groove, of the stop block.

By adopting the technical scheme, the second push block is pushed by one hand, the second push block extrudes the spring through the rectangular block and drives the stop block to stop the moving block, the first push block is pushed towards the direction of the second groove by the other hand, the first push block drives the moving rod to move through the moving block, the moving rod drives the first conducting strip to be in contact with the second conducting strip through the mounting plate, and the angle grinder can be powered on and started; through promoting first ejector pad towards the direction of keeping away from the second recess, through the setting of inclined plane on the dog, first ejector pad drives the movable block and extrudees the dog, and the dog extrudees the spring and moves into in the third recess, and afterwards under the elastic action of spring, the mounting panel drives the dog and blocks the movable block, and at this moment, first conducting strip and second conducting strip are in the separation state, and this angle grinder can accomplish and close the outage.

Preferably, the front and back sides of the first conducting strip are provided with first magnets mounted on the mounting plate, and the front and back sides of the second conducting strip are provided with second magnets mounted on the second groove.

Through adopting above-mentioned technical scheme, when first magnet and second magnet adsorb together, stability when can increase first conducting strip and second conducting strip contact.

Preferably, both sides of the spring are provided with limiting rods arranged on the inner wall of the third groove, and the two limiting rods movably penetrate through the rectangular block.

Through adopting above-mentioned technical scheme, two gag lever posts can carry on spacingly to the rectangular block to be convenient for the removal of rectangular block.

Preferably, the front surface and the rear surface of the moving rod are fixedly provided with limiting blocks, and the two limiting blocks are respectively movably arranged in limiting grooves formed in the front inner wall and the rear inner wall of the first groove.

Through adopting above-mentioned technical scheme, stopper and spacing groove can carry on spacingly to the carriage release lever.

Preferably, the upper surface of the angle grinder body is provided with a first notch and a second notch, the first notch is communicated with the first groove, a first push block fixedly connected with the moving block is movably mounted inside the first notch, the second notch is communicated with the second groove, a second push block fixedly connected with the mounting plate is movably mounted inside the second notch, and the first push block and the second push block protrude out of the upper surface of the angle grinder body.

Through adopting above-mentioned technical scheme, be convenient for promote the removal of removal piece through first ejector pad and first fluting, be convenient for promote mounting panel extrusion spring through second ejector pad and second fluting.

To sum up, the application comprises the following beneficial technical effects:

through the setting of parts such as movable block, dog, mounting panel, spring, first conducting strip, second conducting strip, first magnet, second magnet, when opening to the buffing machine diagonally, need two hands cooperation operation to need two steps just can accomplish to open the circular telegram, thereby reduced this angle buffing machine and touched the circumstances of opening down at the mistake, increased this angle buffing machine's security.

Drawings

Figure 1 is a schematic view of the construction of an accidental safety locking mechanism for an angle grinder of the present application;

figure 2 is a schematic illustration of the power off configuration of the angle grinder of the present embodiment;

figure 3 is a schematic diagram of the power on configuration of the angle grinder of the present embodiment;

fig. 4 is a combined view of the stopper and the second push block in the embodiment of the present application.

Description of reference numerals: 1. an angle grinder body; 2. a first groove; 3. a travel bar; 4. a second groove; 5. mounting a plate; 6. a first conductive sheet; 7. a second conductive sheet; 8. a first magnet; 9. a second magnet; 10. a moving block; 11. a first push block; 12. a third groove; 13. a rectangular block; 14. a spring; 15. a stopper; 16. a second push block; 17. a first slot; 18. a second slot; 19. a limiting block; 20. a limiting groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an anti-accident safety locking mechanism of an angle grinder. Referring to fig. 1-4, an anti-accident safety locking mechanism of an angle grinder comprises an angle grinder body 1, wherein a first groove 2 is formed in the angle grinder body 1, a moving rod 3 is arranged in the first groove 2, an installation plate 5 is arranged at one end of the moving rod 3, the installation plate 5 is movably installed in a second groove 4 formed in the side wall of the first groove 2, a first conducting plate 6 is arranged on one side of the installation plate 5, and a second conducting plate 7 is arranged on one side, close to the first conducting plate 6, of the second groove 4; the other end of the moving rod 3 is provided with a moving block 10, one side of the moving block 10 is provided with a third groove 12 formed in the side wall of the first groove 2, a rectangular block 13 is movably mounted inside the third groove 12, a spring 14 is arranged between the rear surface of the rectangular block 13 and the inner wall of the third groove 12, a stop block 15 used for stopping the moving block 10 is arranged on the front surface of the rectangular block 13, and an inclined surface is arranged on one side, close to the second groove 4, of the stop block 15.

Referring to fig. 2-3, the front and rear sides of the first conductive plate 6 are provided with first magnets 8 mounted on the mounting plate 5, and the front and rear sides of the second conductive plate 7 are provided with second magnets 9 mounted on the second groove 4, so that when the first magnets 8 and the second magnets 9 are attracted together, the stability of the first conductive plate 6 and the second conductive plate 7 in contact can be improved; limiting rods arranged on the inner wall of the third groove 12 are arranged on two sides of the spring 14, the two limiting rods movably penetrate through the rectangular block 13, and the two limiting rods can limit the rectangular block 13 and facilitate the movement of the rectangular block 13; the front surface and the rear surface of the moving rod 3 are fixedly provided with limit blocks 19, the two limit blocks 19 are respectively movably arranged in limit grooves 20 formed in the front inner wall and the rear inner wall of the first groove 2, and the limit blocks 19 and the limit grooves 20 can limit the moving rod 3.

Referring to fig. 1, a first notch 17 and a second notch 18 are formed in the upper surface of an angle grinder body 1, the first notch 17 is communicated with a first groove 2, a first push block 11 fixedly connected with a moving block 10 is movably mounted inside the first notch 17, the second notch 18 is communicated with a second groove 4, a second push block 16 fixedly connected with an installation plate 5 is movably mounted inside the second notch 18, the first push block 11 and the second push block 16 protrude out of the upper surface of the angle grinder body 1, the moving block 10 is pushed to move through the first push block 11 and the first notch 17, and the installation plate 5 is pushed to extrude a spring 14 through the second push block 16 and the second notch 18.

The implementation principle of the anti-accident safety locking mechanism of the angle grinder in the embodiment of the application is as follows: the magnetic poles of the first magnet 8 and the second magnet 9 are different, the first magnet 8 and the second magnet 9 can attract each other, the first conducting strip 6 is electrically connected with a motor on the angle grinder body 1, the motors on the angle grinder body 1 and the angle grinder body 1 are the prior art, the second conducting strip 7 is electrically connected with an external power supply through a wire, the first conducting strip 6 and the second conducting strip 7 are in contact with each other, the motor on the angle grinder body 1 can be electrified diagonally, so that the angle grinder can work, the angle grinder body 1, the inner wall of the groove and the mounting plate 5 are made of insulating materials, when the angle grinder is used, the second pushing block 16 is pushed by one hand, the second pushing block 16 extrudes the spring 14 through the rectangular block 13 and drives the stop block 15 to not block the moving block 10, the first pushing block 11 is pushed by the other hand towards the direction of the second groove 4, the first pushing block 11 drives the moving rod 3 to move through the moving block 10, the moving rod 3 drives the first conducting strip 6 to be in contact with the second conducting strip 7 through the mounting plate 5, the angle grinder can be powered on and started, and meanwhile, when the first magnet 8 and the second magnet 9 are adsorbed together, the stability of the first conducting strip 6 and the second conducting strip 7 in contact can be improved; two hands are needed to cooperate when the angle grinder is started, and the starting and electrifying can be completed only through the two steps, so that the condition that the angle grinder is started by mistake contact is reduced, and the safety of the angle grinder is improved; when the angle grinder needs to be closed, the first push block 11 is pushed towards the direction far away from the second groove 4, through the arrangement of the inclined surface on the stop block 15, the first push block 11 drives the moving block 10 to extrude the stop block 15, the stop block 15 extrudes the spring 14 and moves into the third groove 12, when the moving block 10 moves to the position where the moving block no longer corresponds to the stop block 15, then under the elastic action of the spring 14, the mounting plate 5 drives the stop block 15 to block the moving block 10, at the moment, the first conducting strip 6 and the second conducting strip 7 are in a separated state, the angle grinder can complete closing and power-off, and the operation is simple and convenient.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An accidental safety locking mechanism for an angle grinder, comprising an angle grinder body (1), characterized in that: a first groove (2) is formed in the angle grinder body (1), a moving rod (3) is arranged in the first groove (2), an installation plate (5) is arranged at one end of the moving rod (3), the installation plate (5) is movably installed in a second groove (4) formed in the side wall of the first groove (2), a first conducting strip (6) is arranged on one side of the installation plate (5), and a second conducting strip (7) is arranged on one side, close to the first conducting strip (6), of the second groove (4);

the other end of carriage release lever (3) is equipped with movable block (10), and one side of movable block (10) is equipped with third recess (12) of seting up in first recess (2) lateral wall, the inside movable mounting of third recess (12) has rectangular block (13), and is equipped with spring (14) between the rear surface of rectangular block (13) and the inner wall of third recess (12), the front surface of rectangular block (13) is equipped with dog (15) that are used for blockking movable block (10), and one side that dog (15) are close to second recess (4) is the inclined plane.

2. The angle grinder accidental safety locking mechanism of claim 1, wherein: the front and back sides of the first conducting strip (6) are provided with first magnets (8) arranged on the mounting plate (5), and the front and back sides of the second conducting strip (7) are provided with second magnets (9) arranged on the second groove (4).

3. The angle grinder accidental safety locking mechanism of claim 1, wherein: and limiting rods arranged on the inner wall of the third groove (12) are arranged on two sides of the spring (14) respectively, and the two limiting rods penetrate through the rectangular block (13) movably.

4. An accidental safety locking mechanism for an angle grinder as claimed in claim 1, wherein: the front surface and the rear surface of the moving rod (3) are fixedly provided with limit blocks (19), and the two limit blocks (19) are respectively movably arranged in limit grooves (20) formed in the front inner wall and the rear inner wall of the first groove (2).

5. The angle grinder accidental safety locking mechanism of claim 1, wherein: the angle grinder is characterized in that a first groove (17) and a second groove (18) are formed in the upper surface of the angle grinder body (1), the first groove (17) is communicated with the first groove (2), a first push block (11) fixedly connected with the moving block (10) is movably mounted inside the first groove (17), the second groove (18) is communicated with the second groove (4), a second push block (16) fixedly connected with the mounting plate (5) is movably mounted inside the second groove (18), and the first push block (11) and the second push block (16) protrude out of the upper surface of the angle grinder body (1).