CN218225996U - Electric tool - Google Patents
Electric tool Download PDFInfo
- Publication number
- CN218225996U CN218225996U CN202222169703.XU CN202222169703U CN218225996U CN 218225996 U CN218225996 U CN 218225996U CN 202222169703 U CN202222169703 U CN 202222169703U CN 218225996 U CN218225996 U CN 218225996U
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- Prior art keywords
- switch
- shoulder
- casing
- power tool
- sliding rod
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Abstract
An electric tool comprises a machine shell, a motor contained in the machine shell and a switch assembly fixed on the machine shell, wherein the switch assembly comprises a sliding rod contained in the machine shell, a switch and a button installed on the machine shell, the machine shell is provided with a containing part for containing the motor and the sliding rod, the sliding rod extends along the containing part and is used for sliding back and forth along a first direction, the button is provided with a buckling part extending into the containing part, the sliding rod is provided with a first end used for buckling with the buckling part, the switch is provided with a control part used for controlling starting and stopping of the motor, the sliding rod is provided with a main body part connected with the first end and a second end connected with the main body part and used for being matched with the switch, the second end is provided with a connecting part connected with the main body part and a shoulder formed by extending from the connecting part, the machine shell is provided with a limiting part used for abutting against the shoulder towards the center of the machine shell along a third direction, the third direction is perpendicular to the first direction and the width direction of the shoulder, therefore the sliding rod is effectively prevented from being loosened, and the performance of the electric tool is more reliable.
Description
[ technical field ]
The utility model relates to an electric tool field, in particular to an electric tool for cutting, grinding and scrubbing metal or stone material.
[ background art ]
Angle grinders, angle disk sanders, angle polishers are a type of commonly used electric tool for cutting and grinding that utilizes the peripheral and end faces for work. The electric tool is generally connected with a switch assembly on a casing, the switch assembly comprises a button arranged on the outer side of the casing in a sliding manner, a sliding rod capable of sliding in the casing and a switch fixed in the casing, the button is used for pushing the sliding rod to move back and forth, and the sliding rod is used for respectively realizing the opening or closing of the electric tool by pushing the switch or not contacting with the switch.
The cooperation between the slide bar on the current electric tool and the switch is not inseparable enough, has the pine to take off between slide bar and the switch, especially uses the back for a long time, and the slide bar can have conditions such as stress deformation, wearing and tearing, and the slide bar is easy to be come loose from the switch and can not normally support and push away the switch, leads to electric tool can not normally open or close, causes the safety risk even.
In view of the foregoing, it would be highly desirable to provide an improved power tool that overcomes the deficiencies of the prior art.
[ contents of utility model ]
To the deficiency of the prior art, the utility model aims to provide a performance obtains improved electric tool.
The utility model provides a technical scheme that prior art problem adopted is: the utility model provides an electric tool, includes the casing, accept motor in the casing and be fixed in the switch module on the casing, the switch module including accept in slide bar, switch in the casing and install in button on the casing, the casing has the portion of acceping motor and slide bar, the slide bar is followed the portion of acceping extends and is used for carrying out the front and back slip along first direction, the button is equipped with and extends into the portion of detaining of portion of acceping, the slide bar be equipped with be used for with the first end that the portion of detaining detained, the switch is equipped with and is used for controlling the control portion that the motor opened and shut down, the slide bar be equipped with the first end continuous main part and with the main part continuous be used for with switch complex second end, the second end is equipped with the connecting portion that links to each other with the main part and extends from connecting portion and forms the shoulder that is used for contacting with the switch or breaking off, the casing is equipped with be used for along the third direction and towards the central spacing portion that supports the shoulder of casing, the third direction with the width direction of first direction and shoulder is all perpendicular.
The further improvement scheme is as follows: the limiting parts are a pair of limiting parts arranged at intervals, and a first groove extending along the first direction is formed between the limiting parts.
The further improvement scheme is as follows: the casing is provided with a resisting part opposite to the shoulder part, the first groove comprises a first part far away from the resisting part and a second part close to the resisting part, and the width of the first part is larger than that of the second part.
The further improvement scheme is as follows: the limiting part and the resisting part are arranged at intervals, a second groove which is communicated with the second part and extends along the width direction of the shoulder part is formed between the limiting part and the resisting part, and the width of the second groove is smaller than the thickness of the shoulder part.
The further improvement scheme is as follows: the accommodating part is provided with a through hole communicated with the first part, and the through hole and the second groove are respectively positioned at two sides of the limiting part.
The further improvement scheme is as follows: the main body part is provided with a perforation at a position close to the connecting part.
The further improvement scheme is as follows: the shoulder portion has a width greater than the connecting portion.
The further improvement scheme is as follows: the electric tool further comprises a spring, a convex column used for installing the spring is arranged on the main body part of the sliding rod, one end of the spring is abutted to the shell, and the other end of the spring is used for pushing the second end of the sliding rod to be far away from the switch.
The further improvement scheme is as follows: the main body part is provided with an opening corresponding to the convex column.
The further improvement scheme is as follows: the main body part of the slide bar is provided with a reinforcing rib.
Compared with the prior art, the utility model discloses following beneficial effect has: the second end is provided with a connecting part connected with the main body part and a shoulder part formed by extending from the connecting part and used for being in contact with or disconnected from the switch, the casing is provided with a limiting part used for supporting the shoulder part along a third direction and towards the center of the casing, the third direction is perpendicular to the first direction and the width direction of the shoulder part, the second end of the sliding rod is effectively limited in the third direction, the sliding rod can be prevented from being loosened and cannot normally support and push the switch or be disconnected from the switch, the normal starting and stopping of the electric tool are guaranteed, and the overall performance is safer and more reliable.
[ description of the drawings ]
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings:
fig. 1 is a schematic view of a power tool according to a preferred embodiment of the present invention;
fig. 2 is a partially assembled view of the power tool according to the preferred embodiment of the present invention;
FIG. 3 is a partially assembled view of the power tool with the slide bar in place in accordance with the preferred embodiment of the present invention;
FIG. 4 is the schematic view of FIG. 2 with the slide bar removed;
fig. 5 is a cross-sectional view of the power tool in the preferred embodiment of the present invention;
fig. 6 is a schematic view of a slide bar of a power tool according to a preferred embodiment of the present invention.
[ detailed description of the invention ]
The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Words such as "upper", "lower", "front", "rear", etc., indicating directions or positional relationships described below are based only on directions or positional relationships shown in the drawings, are only for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the devices/elements referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1 to 5, an electric tool according to a preferred embodiment of the present invention includes a housing 1, a motor received in the housing 1, and a switch assembly fixed on the housing 1. The switch component comprises a switch 3 for controlling the starting and stopping of the motor, a sliding rod 2 which is contained in the machine shell 1 and is used for being in contact with or disconnected from the switch 3, and a button 4 which is arranged on the machine shell 1 and is used for driving the sliding rod 2 to move along the lengthwise direction, namely the front-back direction, of the electric tool.
The housing 1 has an accommodating portion for accommodating the motor and the slide rod 2, the slide rod 2 extends along the accommodating portion and is used for sliding back and forth along a longitudinal direction, i.e., a first direction, of the electric tool, the button 4 is provided with a buckling portion extending into the accommodating portion, the slide rod 2 is provided with a first end 21 for buckling with the buckling portion, and the switch 3 is provided with a control portion 31 for controlling the motor to start and stop.
The sliding rod 2 is provided with a main body part 22 connected with the first end 21 and a second end 23 connected with the main body part 22 and used for being matched with the control part 31, and the second end 23 is provided with a connecting part 24 connected with the main body part 22 and a shoulder part 25 formed by extending from the connecting part 24 and used for being contacted with or disconnected from a switch. The casing 1 is provided with a limiting part 11 which is used for supporting the shoulder part 25 along a third direction and towards the center of the casing 1, and the third direction is perpendicular to the first direction and the width direction of the shoulder part 25. The center of the casing 1 is the position of the central axis of the longitudinal length of the casing 1.
The limiting parts 11 are a pair arranged at intervals, and a first groove 12 extending along the first direction is formed between the limiting parts 11. The housing 1 is provided with a stopper 8 facing the shoulder 25 for restricting the movement of the slide bar 2 in the longitudinal direction of the power tool and in the direction away from the switch. The first groove 12 comprises a first part 121 far away from the resisting part 8 and a second part 122 close to the resisting part 8, the width of the first part 121 is larger than that of the second part 122, and the arrangement is convenient, so that when the sliding rod 2 is installed, the second end 23 can be inserted into the first part 121 first, and then the sliding rod can move to a preset position in the direction close to the resisting part 8. The width of the second portion 122 is greater than the width of the body portion 22. The shoulder 25 has a width greater than that of the connecting portion 24, and the connecting portion 24 passes through the first portion 121.
The accommodating part is provided with a through hole 5 communicated with the first part 121, and the through hole 5 and the second groove 13 are respectively positioned at two sides of the limiting part 11. The main body 22 is provided with a perforation 6 at a position close to the connecting portion 24 so that the main body 22 maintains a certain elasticity.
The electric tool further comprises a spring 7, the main body portion 22 of the sliding rod 2 is provided with a convex column 221 used for installing the spring 7, one end of the spring 7 is abutted to the machine shell 1, and the other end of the spring 7 is used for pushing the sliding rod 2 to be far away from the switch and close to the abutting portion 8.
When the switch is used, the button 4 drives the sliding rod 2 to move towards the direction close to the switch 3, finally, the second end 23 abuts against the switch 3 at a preset position, the motor is started, and at the moment, the spring 7 is compressed. When the motor is to be turned off, the button 4 is toggled in a direction close to the abutting part 8, the second end 23 of the sliding rod 2 moves in a direction away from the switch 3, and the compressed spring 7 drives the sliding rod 2 to reset to be close to the abutting part 8 while restoring to the original state.
The main body 22 is provided with an opening 26 corresponding to the protruding pillar 221, which facilitates observation when the spring 7 is mounted on the protruding pillar 221. The main body 22 of the sliding rod 2 has certain elasticity, and the main body 22 is further provided with a reinforcing rib 222 for increasing the strength of the sliding rod 2.
When the sliding rod 2 is installed, the sliding rod 2 is firstly inserted into the housing part of the machine shell 1, and the first end 21 of the sliding rod 2 is buckled with the buckling part of the button 4. The second end 23 of the slide bar 2 is then inserted into the first portion 121 of the first slot 12. Finally, the slide bar 2 is pushed to a preset position towards the direction close to the resisting part 8, after the installation is completed, the limiting part 11 is used for resisting against the shoulder 25 along the third direction and towards the center of the machine shell 1, the freedom degree of the second end 23 of the slide bar 2 is limited, the stroke freedom of the second end 23 along the lengthwise direction of the electric tool, namely the first direction, is only reserved, the surface-to-surface matching is formed between the limiting part 11 and the shoulder 25, the second end 23 of the slide bar 2 is prevented from being loosened from the machine shell 1, the potential safety hazard caused by the loosening of the slide bar 2 is avoided, and the product performance of the electric tool is more reliable.
The present invention is not limited to the above-described embodiments. One of ordinary skill in the art will readily recognize that there are numerous alternatives to the power tool of the present invention without departing from the principles and scope of the invention. The protection scope of the present invention is subject to the content of the claims.
Claims (10)
1. The utility model provides an electric tool, includes the casing, accept the motor in the casing and be fixed in the switch module on the casing, the switch module including accept in slide bar, switch in the casing and install in button on the casing, the casing has the portion of acceping motor and slide bar, the slide bar is followed the portion of acceping extends and is used for following the first direction and slides from beginning to end, the button is equipped with the portion of detaining that extends into the portion of acceping, the slide bar be equipped with be used for with detain the first end that the portion detained, the switch is equipped with and is used for controlling the control division that the motor opened and shut down, the slide bar is equipped with the main part that links to each other with first end and is used for with switch complex second end that links to each other with the main part, its characterized in that: the second end is provided with a connecting part connected with the main body part and a shoulder part formed by extending from the connecting part and used for being contacted with or disconnected from the switch, the shell is provided with a limiting part used for supporting the shoulder part along a third direction and towards the center of the shell, and the third direction is vertical to the first direction and the width direction of the shoulder part.
2. The power tool of claim 1, wherein: the limiting parts are a pair of limiting parts arranged at intervals, and a first groove extending along the first direction is formed between the limiting parts.
3. The power tool of claim 2, wherein: the casing is provided with a resisting part opposite to the shoulder part, the first groove comprises a first part far away from the resisting part and a second part close to the resisting part, and the width of the first part is larger than that of the second part.
4. The power tool of claim 3, wherein: the limiting portion and the resisting portion are arranged at intervals, a second groove which is communicated with the second portion and extends along the width direction of the shoulder portion is formed between the limiting portion and the resisting portion, and the width of the second groove is smaller than the thickness of the shoulder portion.
5. The power tool of claim 4, wherein: the accommodating part is provided with a through hole communicated with the first part, and the through hole and the second groove are respectively positioned at two sides of the limiting part.
6. The power tool of claim 1, wherein: the main body part is provided with a through hole at a position close to the connecting part.
7. The power tool of claim 1, wherein: the shoulder portion has a width greater than the connecting portion.
8. The power tool of claim 1, wherein: the electric tool further comprises a spring, the main body part of the sliding rod is provided with a convex column used for installing the spring, one end of the spring is abutted to the shell, and the other end of the spring is used for pushing the second end of the sliding rod to be away from the switch.
9. The power tool of claim 8, wherein: the main body part is provided with an opening corresponding to the convex column.
10. The power tool of claim 1, wherein: the main body part of the slide bar is provided with a reinforcing rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222169703.XU CN218225996U (en) | 2022-07-19 | 2022-07-19 | Electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222169703.XU CN218225996U (en) | 2022-07-19 | 2022-07-19 | Electric tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218225996U true CN218225996U (en) | 2023-01-06 |
Family
ID=84681225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222169703.XU Active CN218225996U (en) | 2022-07-19 | 2022-07-19 | Electric tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218225996U (en) |
-
2022
- 2022-07-19 CN CN202222169703.XU patent/CN218225996U/en active Active
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