Mini electric circular saw with safety protection function

Abstract

The utility model relates to the technical field of circular saws, in particular to a mini electric circular saw with a safety protection function, which comprises an antiskid plate, a motor, a handle, a battery, a circular saw body, a protection shell and an adjusting device, the motor is arranged on the surface of the antiskid plate, the handle is fixedly connected with the surface of the motor, and the battery is placed on the inner wall of the motor. The circular saw body is in transmission connection with the driving end of the motor, the protective shell is arranged on the surface of the motor, the adjusting device is arranged on the surface of the protective shell and comprises a fluted disc, the fluted disc is fixedly connected with the surface of the protective shell, and the surface of the motor is fixedly connected with a mounting piece. According to the cutting machine, by arranging the adjusting device, the position of the protective shell can be conveniently and rapidly adjusted, so that when the cutting machine is used and the cutting angles are different, the protective shell can adjust the different angles at any time, and the convenience of the cutting machine is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of circular saws, in particular to a mini electric circular saw with a safety protection function. Background Art

[0002] A circular saw is a toothed tool used to cut steel. A metal circular saw can cut steel as easily as a traditional hose cutter cuts 2x4's. The unique material and tooth shape of the circular saw allows it to cut metal faster, handle chips better, and cut without heat than previous products.

[0003] In the prior art, such as CN208644244U, a mini electric circular saw includes a housing, a motor and circuit, a switch mechanism, a saw blade, and a transmission mechanism, characterized in that the switch mechanism includes a switch member and a switch trigger assembly, the switch trigger assembly includes a switch trigger, the switch trigger is rotatably hinged with the handheld part, a switch contact is arranged at one end of the switch trigger, the switch contact extends into the housing and can contact the switch member; a rotary locking button is arranged on the switch trigger, the rotary locking button is rotatably hinged with the switch trigger, a torsion spring is arranged at the hinge, a limit member is arranged on the outer side of the handheld part and at a position corresponding to the rotary locking button, so that the rotary locking button can conflict with the limit member; a reset mechanism is arranged between the switch trigger and the handheld part. The utility model adds a switch trigger and a rotary locking button on the basis of the original switch structure to form a double-action switch, reducing the risk of misoperation; and the double action can be completed by single-handed operation.

[0004] In order to solve the protection problem of the protective shell, since the existing protective shell is fixedly installed, when the circular saw body is used for cutting at different angles, splashing will still occur, which may cause harm to the operator, and improvements are needed. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a mini electric circular saw with a safety protection function.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a mini electric circular saw with a safety protection function, comprising an anti-skid plate, a motor, a handle, a battery, a circular saw body, a protective shell and an adjusting device, wherein the motor is arranged on the surface of the anti-skid plate, the handle is fixedly connected to the surface of the motor, the battery is placed on the inner wall of the motor, the circular saw body is transmission-connected to the driving end of the motor, the protective shell is arranged on the surface of the motor, the adjusting device is arranged on the surface of the protective shell, the adjusting device comprises a toothed disc, the toothed disc is fixedly connected to the surface of the protective shell, and a mounting plate is fixedly connected to the surface of the motor.

[0007] Preferably, a rotating rod is rotatably connected to the surface of the mounting plate, and a gear is fixedly connected to the surface of the rotating rod.

[0008] Preferably, the gear is meshed with the surface of the gear plate for transmission, an end of the rotating rod away from the gear is fixedly connected to a torsion block, and a positioning pin is slidably connected to the surface of the mounting plate.

[0009] Preferably, a drag block is fixedly connected to the surface of the positioning pin, a return spring is fixedly connected to the surface of the drag block, one end of the return spring away from the drag block is fixedly connected to the surface of the mounting plate, a positioning hole is opened on the surface of the toothed disk, and the positioning pin is inserted and connected to the inner wall of the positioning hole.

[0010] Preferably, a replacement device is provided on the surface of the motor, and the replacement device includes a slide groove, which is opened on the surface of the motor, and the inner wall of the slide groove is slidably connected to a baffle, and the surface of the baffle is fixedly connected to a stabilizing block.

[0011] Preferably, a tension spring is fixedly connected to the inner wall of the motor, a sliding block is fixedly connected to the surface of the tension spring, and the sliding block is slidably connected to the inner wall of the motor.

[0012] Preferably, a connecting block is fixedly connected to the surface of the sliding block, a sleeve block is fixedly connected to the surface of the connecting block, and the sleeve block is sleeve-connected to the surface of the stabilizing block.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. In the utility model, by setting an adjusting device, it is convenient to adjust the protective shell, and the drag block is pulled, the positioning pins are successively forced to break away from the inner wall of the positioning hole, the reset springs are successively forced to deform, and then the torsion block is rotated, the rotating rods are successively forced to drive the gears to rotate, and the gears simultaneously drive the toothed disc to rotate, and the protective shell is successively forced to rotate to a suitable position, and then the drag block is released, the reset springs successively lose their restraints and rebound, and the positioning pins are successively forced to insert into the inner wall of the positioning hole. By setting the adjusting device, the position of the protective shell can be quickly adjusted, so that when it is in use, when the cutting angle is different, the protective shell can be adjusted to different angles at any time, which effectively improves the convenience of the equipment.

[0015] 2. In the utility model, by setting a replacement device, it is convenient to quickly replace the battery. The connecting block is pulled, and the sleeve blocks are successively forced to move away from the motor. The slider is simultaneously forced to drive the tension spring to deform, and the battery is randomly placed in the motor. The stabilizing block is randomly pulled, and the baffle is successively forced to slide down to cover the battery. The connecting block is randomly loosened, and the tension spring rebounds after losing its restraint. The sleeve blocks are successively forced to connect with the surface sleeve of the stabilizing block. By setting a replacement device, it is convenient to quickly replace the battery, making it more convenient to use in the later stage, thereby effectively improving the usability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model provides a three-dimensional structural schematic diagram of a mini electric circular saw with a safety protection function;

[0017] Figure 2 The utility model provides a schematic diagram of the main structure of an adjustment device in a mini electric circular saw with a safety protection function;

[0018] Figure 3 The utility model proposes a mini electric circular saw with safety protection function. Figure 2 Schematic diagram of point A;

[0019] Figure 4 The utility model provides a schematic diagram of the main structure of a replacement device in a mini electric circular saw with a safety protection function;

[0020] Figure 5 The utility model proposes a mini electric circular saw with safety protection function. Figure 4 Schematic diagram of point B.

[0021] Legend:

[0022] 1. Anti-skid plate; 2. Motor; 3. Handle; 4. Battery; 5. Circular saw body; 6. Protective shell; 7. Adjustment device; 71. Toothed disc; 72. Mounting plate; 73. Rotating rod; 74. Gear; 75. Torsion block; 76. Locating pin; 77. Drag block; 78. Reset spring; 79. Locating hole; 8. Replacement device; 81. Slide groove; 82. Baffle; 83. Stabilizing block; 84. Tension spring; 85. Sliding block; 86. Connecting block; 87. Sleeve block. DETAILED DESCRIPTION

[0023] See also Figure 1-5 The utility model provides a technical solution: a mini electric circular saw with a safety protection function, comprising an anti-skid plate 1, a motor 2, a handle 3, a battery 4, a circular saw body 5, a protective shell 6 and an adjusting device 7, the motor 2 is arranged on the surface of the anti-skid plate 1, the handle 3 is fixedly connected to the surface of the motor 2, the battery 4 is placed on the inner wall of the motor 2, the circular saw body 5 is transmission-connected to the driving end of the motor 2, the protective shell 6 is arranged on the surface of the motor 2, and the adjusting device 7 is arranged on the surface of the protective shell 6.

[0024] The specific settings and functions of the adjusting device 7 and the replacing device 8 are described in detail below.

[0025] In this embodiment: the adjusting device 7 includes a toothed disc 71 , the toothed disc 71 is fixedly connected to the surface of the protective shell 6 , and a mounting plate 72 is fixedly connected to the surface of the motor 2 .

[0026] The effect achieved by the above components is that the toothed disc 71 is provided to facilitate driving the protective shell 6 to adjust the angle.

[0027] Specifically, a rotating rod 73 is rotatably connected to the surface of the mounting plate 72 , and a gear 74 is fixedly connected to the surface of the rotating rod 73 .

[0028] The effect achieved by the above components is that by setting the rotating rod 73, it is convenient to control the rotation of the gear 74.

[0029] Specifically, the gear 74 is meshed with the surface of the gear plate 71 for transmission, the end of the rotating rod 73 away from the gear 74 is fixedly connected to the torsion block 75 , and the surface of the mounting plate 72 is slidably connected to the positioning pin 76 .

[0030] The effect achieved by the above components is that the gear 74 is provided to facilitate driving the toothed disc 71 to rotate.

[0031] Specifically, a drag block 77 is fixedly connected to the surface of the positioning pin 76, a return spring 78 is fixedly connected to the surface of the drag block 77, one end of the return spring 78 away from the drag block 77 is fixedly connected to the surface of the mounting plate 72, a positioning hole 79 is opened on the surface of the toothed disc 71, and the positioning pin 76 is inserted and connected to the inner wall of the positioning hole 79.

[0032] The effect achieved by the above components is that the toothed disc 71 can be easily fixed by providing the positioning pin 76 .

[0033] Specifically, a replacement device 8 is provided on the surface of the motor 2, and the replacement device 8 includes a slide groove 81, which is opened on the surface of the motor 2, and the inner wall of the slide groove 81 is slidably connected to a baffle 82, and the surface of the baffle 82 is fixedly connected to a stabilizing block 83.

[0034] The effect achieved by the above components is that the baffle 82 is provided to facilitate shielding and protecting the battery 4 .

[0035] Specifically, a tension spring 84 is fixedly connected to the inner wall of the motor 2 , a sliding block 85 is fixedly connected to the surface of the tension spring 84 , and the sliding block 85 is slidably connected to the inner wall of the motor 2 .

[0036] The effect achieved by the above components is that by providing the tension spring 84 , it is convenient to pull the slider 85 to reset.

[0037] Specifically, a connection block 86 is fixedly connected to the surface of the sliding block 85 , a sleeve block 87 is fixedly connected to the surface of the connecting block 86 , and the sleeve block 87 is sleeved and connected to the surface of the stabilizing block 83 .

[0038] The effect achieved by the above components is that the baffle 82 is conveniently fixed by arranging the cooperation between the sleeve block 87 and the stabilizing block 83 .

[0039] Working principle: By setting the adjusting device 7, it is convenient to adjust the protective shell 6. To this end, the drag block 77 is pulled, and the positioning pins 76 are successively forced to break away from the inner wall of the positioning hole 79, and the return springs 78 are successively forced to deform, and then the torsion block 75 is rotated, and the rotating rod 73 is successively forced to drive the gear 74 to rotate, and the gear 74 simultaneously drives the toothed disc 71 to rotate, and the protective shell 6 is successively forced to rotate to a suitable position, and then the drag block 77 is released, and the return springs 78 are successively freed from restraint and rebound, and the positioning pins 76 are successively forced to insert into the inner wall of the positioning hole 79. By setting the adjusting device 7, it is convenient to quickly adjust the position of the protective shell 6, so that when it is in use, when the cutting angle is different, the protective shell 6 can be adjusted to different angles at any time. The degree can be adjusted, which effectively improves the convenience of the equipment. In addition, by setting up a replacement device 8, it is convenient to quickly replace the battery 4. To this end, the connecting block 86 is pulled, and the sleeve block 87 is successively forced to move away from the motor 2. The slider 85 is simultaneously forced to drive the tension spring 84 to deform, and the battery 4 is randomly placed in the motor 2. The stabilizing block 83 is randomly pulled, and the baffle 82 is successively forced to slide down to block the battery 4. The connecting block 86 is randomly released, and the tension spring 84 rebounds after losing its restraint. The sleeve block 87 is successively forced to be connected with the surface sleeve of the stabilizing block 83. By setting up the replacement device 8, it is convenient to quickly replace the battery 4, making it more convenient to use in the later stage, which effectively improves the usability of the equipment.

Claims

1. A mini electric circular saw with a safety protection function, comprising an anti-slip plate (1), a motor (2), a handle (3), a battery (4), a circular saw body (5), a protective shell (6) and an adjustment device (7), characterized in that: The motor (2) is arranged on the surface of the anti-slip plate (1), the handle (3) is fixedly connected to the surface of the motor (2), the battery (4) is placed on the inner wall of the motor (2), the circular saw body (5) is drivingly connected to the driving end of the motor (2), the protective shell (6) is arranged on the surface of the motor (2), the adjustment device (7) is arranged on the surface of the protective shell (6), the adjustment device (7) comprises a toothed disc (71), the toothed disc (71) is fixedly connected to the surface of the protective shell (6), and a mounting plate (72) is fixedly connected to the surface of the motor (2).

2. The mini electric circular saw with safety protection function according to claim 1, characterized in that: The surface of the mounting plate (72) is rotatably connected to a rotating rod (73), and the surface of the rotating rod (73) is fixedly connected to a gear (74).

3. The mini electric circular saw with safety protection function according to claim 2, characterized in that: The gear (74) is meshed with the surface of the toothed disc (71) for transmission, one end of the rotating rod (73) away from the gear (74) is fixedly connected to a torsion block (75), and the surface of the mounting plate (72) is slidably connected to a positioning pin (76).

4. The mini electric circular saw with safety protection function according to claim 3, characterized in that: The surface of the positioning pin (76) is fixedly connected with a drag block (77), the surface of the drag block (77) is fixedly connected with a return spring (78), one end of the return spring (78) away from the drag block (77) is fixedly connected with the surface of the mounting plate (72), a positioning hole (79) is opened on the surface of the toothed disc (71), and the positioning pin (76) is inserted and connected with the inner wall of the positioning hole (79).

5. The mini electric circular saw with safety protection function according to claim 1, characterized in that: A replacement device (8) is provided on the surface of the motor (2), and the replacement device (8) comprises a slide groove (81), the slide groove (81) is opened on the surface of the motor (2), the inner wall of the slide groove (81) is slidably connected to a baffle (82), and the surface of the baffle (82) is fixedly connected to a stabilizing block (83).

6. The mini electric circular saw with safety protection function according to claim 5, characterized in that: A tension spring (84) is fixedly connected to the inner wall of the motor (2), a sliding block (85) is fixedly connected to the surface of the tension spring (84), and the sliding block (85) is slidably connected to the inner wall of the motor (2).

7. The mini electric circular saw with safety protection function according to claim 6, characterized in that: A connecting block (86) is fixedly connected to the surface of the sliding block (85), a sleeve block (87) is fixedly connected to the surface of the connecting block (86), and the sleeve block (87) is sleeve-connected to the surface of the stabilizing block (83).

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