Jig saw switch structure convenient to lock

Abstract

The utility model provides a jig saw switch structure convenient to lock, which comprises a cutting device and a shell, and the cutting device is arranged in the shell; the cutting device comprises a switch for controlling cutting, a button and a shifting block; the button is a trigger type button and is arranged corresponding to the switch; the button is in sliding connection with the shell; the shifting block is movably arranged on the shell and corresponds to the button, and the two ends of the shifting block extend out of the shell from the two sides of the shell; a first clamping part clamped with the button is arranged on the shifting block; a second clamping part corresponding to the first clamping part is arranged on one side, close to the shifting block, of the button; the shifting block can be pressed on the two sides, the button is released or locked, and left and right hand operation is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of electric tools, in particular to a switch structure of a jigsaw which is convenient for locking. Background Art

[0002] A jigsaw is a tool that cuts metal and non-ferrous metals by controlling the reciprocating motion of the saw blade. Since the use of a jigsaw is dangerous, it is necessary to set a locking structure for the switch that controls its start and stop, such as the content shown in the patent with the authorization announcement number CN209641536U. The switch in this patent is used in power tools, including jigsaws. In the existing switch locking structure, it is usually locked by one-way pressing, which is inconvenient for some working positions against the wall or users with left-handed dominant hand. Therefore, a jigsaw switch structure that can be locked in both directions is needed. Summary of the invention

[0003] The utility model aims to solve the deficiencies of the prior art and provide a jigsaw switch structure that is easy to lock.

[0004] In order to solve the above problems, the utility model adopts the following solutions:

[0005] A jigsaw switch structure that is easy to lock comprises a cutting device and a shell, wherein the cutting device is arranged in the shell; the cutting device comprises a switch, a button and a shift block for controlling cutting; the button is a trigger button, and the button is arranged correspondingly to the switch; the button is slidably connected to the shell; the shift block is movably arranged on the shell, and the shift block is arranged correspondingly to the button, and two ends of the shift block extend out of the shell from two sides of the shell; a first clamping portion for clamping with the button is arranged on the shift block; a second clamping portion corresponding to the first clamping portion is arranged on a side of the button close to the shift block.

[0006] Furthermore, the first clamping portion is a protruding protrusion structure, and the second clamping portion is a through groove corresponding to the protrusion structure; there are two through grooves, and a block is arranged between the two through grooves; the two through grooves are arranged adjacent to each other, and the extension direction of the through grooves is consistent with the movement direction of the button in the shell.

[0007] Furthermore, the shift block is arranged above the button, a protrusion structure is arranged on the lower surface of the shift block, and a through groove is arranged on the upper surface of the button.

[0008] Furthermore, it also includes a clamping rod for preventing the shifting block from sliding; one end of the clamping rod is elastically connected to the shell, and the other end of the clamping rod is in contact with the shifting block.

[0009] Furthermore, one end of the clamping rod close to the shift block is arranged as a semi-cylindrical arc-surface protrusion, and an arc-shaped groove corresponding to the arc-surface protrusion is arranged on one surface of the shift block close to the clamping rod.

[0010] Furthermore, the upper surface of the shift block is provided with three adjacent arc-shaped grooves; the arrangement direction of the arc-shaped grooves is consistent with the moving direction of the shift block in the shell.

[0011] Furthermore, a spring is provided between the clamping rod and the housing.

[0012] Furthermore, the shift block is in the shape of a rectangular strip as a whole, the edges of the shift block are rounded, and a square protruding structure is provided below the shift block.

[0013] Furthermore, the switch is a micro switch.

[0014] Furthermore, a spring is provided between the switch and the button to help the button to reset.

[0015] The beneficial effects of the utility model are:

[0016] By providing a shift block that cooperates with the button, and the two ends of the shift block extend from the two sides of the housing respectively, and cooperate with the first clamping part and the second clamping part respectively provided on the two, the shift block can be pressed on both sides to release or lock the button, which is convenient for left-handed operation;

[0017] By setting the first clamping part as a protruding structure, the second clamping part as a through groove, and providing a stopper between the two through grooves, the protruding structure can be released when it corresponds to the through groove, and the protruding structure can be locked when it corresponds to the stopper;

[0018] A clamping rod is provided to press the shift block to prevent it from sliding easily; an arc-shaped protrusion is provided on the clamping rod and an arc-shaped groove is provided on the shift block to improve the feel of the shift block when sliding and the accuracy of controlling the position of the shift block when sliding, so that the protruding structure on the shift block can better cooperate with the stopper or the through groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of Example 1;

[0020] Figure 2 This is a schematic diagram of the structure of switches and the like inside the housing of Example 1;

[0021] Figure 3 Schematic diagram of the coordination of the switch, button, shift block and clamping rod of Example 1 Figure 1 ;

[0022] Figure 4 An exploded view of the switch, button, shift block and clamping rod of Example 1;

[0023] Figure 5 Schematic diagram of the coordination of the switch, button, shift block and clamping rod of Example 1 Figure 2 ;

[0024] Figure 6 This is an exploded view of the shell of Example 1.

[0025] Description of the symbols in the accompanying drawings: housing 1, sliding channel 11, switch 2, button 3, through groove 31, stopper 32, shift block 4, protrusion structure 41, arc-shaped groove 42, clamping rod 5, arc-surface protrusion 51, spring 52. DETAILED DESCRIPTION

[0026] The following describes the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0027] It should be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present invention, and the figures only show components related to the present invention rather than being drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed arbitrarily, and the component layout may also be more complicated.

[0028] Embodiment 1:

[0029] like Figures 1 to 6As shown, a jigsaw switch structure that is easy to lock includes a cutting device and a shell 1, wherein the cutting device is arranged in the shell 1. In this example, the cutting device adopts the existing jigsaw structure, so it is not marked in the figure; the shell 1 includes a left shell and a right shell, and the left shell and the right shell are fixedly connected by a screw; the cutting device includes a switch 2, a button 3 and a shift block 4 for controlling cutting; the button 3 is a trigger button, and the button 3 is slidably connected to the shell 1; the switch 2 is fixedly arranged in the shell 1, and the button 3 is correspondingly arranged to the switch 2; the shift block 4 is movably arranged on the shell 1, and the shift block 4 is correspondingly arranged to the button 3, and the two ends of the shift block 4 extend out of the shell 1 from the two sides of the shell 1, and the shift block 4 extends from the shell 1 from the shell 1. 1 is a set length; a first clamping part for clamping with the button 3 is provided on the shift block 4; a second clamping part corresponding to the first clamping part is provided on the side of the button 3 close to the shift block 4; in this example, the first clamping part provided on the shift block 4 is a protruding protrusion structure 41; the second clamping part provided on the side of the button 3 close to the shift block 4 is a through slot 31, in this example, there are two through slots 31, the two through slots 31 are arranged adjacent to each other, a stopper 32 is arranged between the two through slots 31, the extending direction of the through slot 31 is consistent with the moving direction of the button 3 in the housing 1, and the protrusion structure 41 can slide in the through slot 31 when the button 3 is pressed; a stopper 32 corresponding to the protrusion structure 41 is arranged between adjacent through slots 31. In this example, when the protrusion structure 41 is opposite to the through slot 31, the button 3 can be pressed, and when the protrusion structure 41 is opposite to the stopper 32 between the two through slots 31, the protrusion structure 41 and the stopper 32 form a limit, and it is difficult to press the button 3 at this time.

[0030] The shift block 4 is disposed above the button 3 , a protrusion structure 41 is disposed on the lower surface of the shift block 4 , and a through groove 31 is disposed on the upper surface of the button 3 .

[0031] It also includes a clamping rod 5 for preventing the shift block 4 from sliding; one end of the clamping rod 5 is elastically connected to the housing 1, and in this example, a spring 52 is provided between the clamping rod 5 and the housing 1; the other end of the clamping rod 5 is in contact with the shift block 4; pressure is applied to the shift block 4 by the clamping rod 5 to limit the easy movement of the shift block 4. The end of the clamping rod 5 close to the shift block 4 is provided with a semi-cylindrical arc-surface protrusion 51, and an arc-shaped groove 42 corresponding to the arc-surface protrusion 51 is provided on the side of the shift block 4 close to the clamping rod 5, so that the clamping rod 5 can be conveniently switched in different arc-surface grooves 42. In addition, the cooperation between the arc-surface protrusion 51 and the arc-shaped groove 42 can better limit the movement of the shift block 4, so that the shift block 4 is fixed when it moves to a specific position.

[0032] The upper surface of the shift block 4 is provided with three adjacent arc-shaped grooves 42 ; the arrangement direction of the arc-shaped grooves 42 is consistent with the moving direction of the shift block 4 in the housing 1 .

[0033] The shift block 4 is in the shape of a rectangular strip as a whole, and the edges of the shift block 4 are rounded, and a square protrusion structure 41 is provided below the shift block 4. In addition, a sliding channel 11 corresponding to the shift block 4 is provided in the housing 1, and the sliding channel 11 is tubular, and the sliding channel 11 runs through both sides of the housing 1, and the shift block 4 is slidably provided in the housing 1; a square hollow corresponding to the protrusion structure 41 below the shift block 4 is provided below the sliding channel 11, and the protrusion structure 41 can slide within the range limited by the square hollow; a through hole corresponding to the clamping rod 5 is provided above the sliding channel 11, and the clamping rod 5 passes through the through hole and contacts the arc-shaped groove 42 above the shift block 4. It should be noted that in this example, the sliding channel 11 is divided into two parts, which are respectively located on the housing 1 on both sides.

[0034] The switch 2 is a micro switch 2 ; a spring 52 is provided between the switch 2 and the button 3 to help the button 3 return to its original position.

[0035] During the implementation process, a shift block 4 is provided to cooperate with the button 3, and the two ends of the shift block 4 extend from the two sides of the shell 1 respectively, and cooperate with the first clamping part and the second clamping part respectively provided on the two, so that the shift block 4 can be pressed on both sides to release or lock the button 3, which is convenient for left-handed operation; the first clamping part is provided as a protruding structure 41, the second clamping part is provided as a through groove 31, and a stopper 32 is provided between the two through grooves 31, so that the protruding structure 41 can be released when it corresponds to the through groove 31, and the protruding structure 41 is locked when it corresponds to the stopper 32; the clamping rod 5 is provided to press the shift block 4 to prevent the shift block 4 from sliding easily; the arc-shaped protrusion 51 is provided on the clamping rod 5, and the arc-shaped groove 42 is provided on the shift block 4, so as to improve the hand feel of the shift block 4 when sliding, and the accuracy of the position control of the shift block 4 when sliding, so that the protruding structure 41 on the shift block 4 can better cooperate with the stopper 32 or the through groove 31. It should be noted that the switch structure in this embodiment can be used not only in jigsaws, but also in electric tools such as electric saws.

[0036] The above description is only a specific example of the utility model and does not constitute any limitation to the utility model. Obviously, for professionals in this field, after understanding the content and principle of the utility model, it is possible to make various modifications and changes in form and details without departing from the principle and structure of the utility model, but these modifications and changes based on the idea of ​​the utility model are still within the scope of protection of the claims of the utility model.

Claims

1. A jigsaw switch structure that is easy to lock, comprising a cutting device and a housing (1), wherein the cutting device is arranged in the housing (1); characterized in that: The cutting device comprises a switch (2), a button (3) and a shift block (4) for controlling cutting; the button (3) is a trigger button (3), and the button (3) is arranged corresponding to the switch (2); the button (3) is slidably connected to the housing (1); the shift block (4) is movably arranged on the housing (1), and the shift block (4) is arranged corresponding to the button (3), and two ends of the shift block (4) extend out of the housing (1) from two sides of the housing (1); a first clamping portion for clamping with the button (3) is arranged on the shift block (4); and a second clamping portion corresponding to the first clamping portion is arranged on a side of the button (3) close to the shift block (4).

2. A jig saw switch structure that is easy to lock according to claim 1, characterized in that: The first clamping portion is a protruding protrusion structure (41), and the second clamping portion is a through slot (31) corresponding to the protrusion structure (41); there are two through slots (31) in total, the two through slots (31) are arranged adjacent to each other, and a stopper (32) is arranged between the two through slots (31); the extension direction of the through slot (31) is consistent with the movement direction of the button (3) in the housing (1).

3. The locking jig saw switch structure according to claim 2, characterized in that: The shift block (4) is arranged above the button (3); a protruding structure (41) is arranged on the lower surface of the shift block (4); and a through groove (31) is arranged on the upper surface of the button (3).

4. The locking jig saw switch structure according to claim 2, characterized in that: It also includes a clamping rod (5) for preventing the shifting block (4) from sliding; one end of the clamping rod (5) is elastically connected to the housing (1), and the other end of the clamping rod (5) is in contact with the shifting block (4).

5. The locking-friendly jig saw switch structure according to claim 4, characterized in that: One end of the clamping rod (5) close to the shift block (4) is provided with a semi-cylindrical arc-shaped protrusion (51), and an arc-shaped groove (42) corresponding to the arc-shaped protrusion (51) is provided on one surface of the shift block (4) close to the clamping rod (5).

6. The locking-friendly jig saw switch structure according to claim 5, characterized in that: The upper surface of the shift block (4) is provided with three adjacent arc-shaped grooves (42); the arrangement direction of the arc-shaped grooves (42) is consistent with the movement direction of the shift block (4) in the housing (1).

7. The locking-friendly jig saw switch structure according to claim 4, characterized in that: A spring (52) is provided between the clamping rod (5) and the housing (1).

8. The locking-friendly jig saw switch structure according to claim 3, characterized in that: The shift block (4) is in the shape of a rectangular strip as a whole, the edges of the shift block (4) are rounded, and a square protruding structure (41) is provided below the shift block (4).

9. The locking-friendly jig saw switch structure according to claim 1, characterized in that: The switch (2) is a micro switch.

10. The locking-friendly jig saw switch structure according to claim 9, characterized in that: A spring (52) is provided between the switch (2) and the button (3) to help the button (3) return to its original position.

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