CN218137836U - Electric tool and structure for disassembling, replacing and fixing working part of electric tool - Google Patents
Electric tool and structure for disassembling, replacing and fixing working part of electric tool Download PDFInfo
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- CN218137836U CN218137836U CN202222751812.2U CN202222751812U CN218137836U CN 218137836 U CN218137836 U CN 218137836U CN 202222751812 U CN202222751812 U CN 202222751812U CN 218137836 U CN218137836 U CN 218137836U
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- shaped clamp
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- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000007774 longterm Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Workshop Equipment, Work Benches, Supports, Or Storage Means (AREA)
Abstract
The utility model provides a structure for disassembling, replacing and fixing the working part of an electric tool, which comprises a release button and a U-shaped clamp spring fixedly connected with the release button, wherein the narrower opening end of the U-shaped clamp spring is fixed in the release button, and the spring is arranged perpendicular to the plane of the U-shaped clamp spring; the tenon component is fixed with the shell of the working component, an inserting part is arranged on the tenon component, a clamping groove fixed with the U-shaped clamp spring is arranged on the circumferential surface of the inserting part, and a clamping tenon structure is arranged at the position, corresponding to the opening end of the U-shaped clamp spring, of the inserting part. The utility model discloses still provide an use foretell working part to tear open trade and fixed knot structure's electric tool. The utility model discloses the cooperation of utilizing the narrower U type jump ring of shirking button, open end, spring and tenon part, very convenient realization working part is fixed and is dismantled with driver part's grafting, connects fixed effect excellence and long service life, and difficult emergence is because the grafting that the long-term use wearing and tearing of part caused is bad, and the maintenance of product is easy, and is with low costs.
Description
Technical Field
The utility model relates to an electric tool technical field, in particular to make things convenient for electric tool working part that the working part was changed and was maintained to tear open and trade fixed knot and have the electric tool of structure.
Background
With the continuous progress of the social development level, the work efficiency plays an important role, and the use of advanced tools is one of the important reasons for promoting the continuous improvement of the work efficiency, so that electric tools are widely used in the industrial production field and the personal manufacturing (DIY) field, and particularly, with the development of the lithium battery industry, the application scene of portable electric tools is continuously expanded. While electric tools are widely used, safety in tool use is one of the most critical considerations in the design of electric tools. In order to provide convenience for using the tool and reduce cost, the general electric tool comprises three parts, a holding part (comprising a battery module), a driving part (comprising a driving motor) and a working part, wherein the working part and the driving part are generally designed into detachable structures, so that when a user needs to perform different operations, only the working part needs to be replaced, different complete machines do not need to be purchased, the cost of the user can be reduced, and the tool is convenient to popularize and use. For the existing electric tool, the working part and the driving part are generally assembled and disassembled through the matching of a clamping groove and a clamping hook designed on a plastic shell, and the detachable structure is easy to wear or break the clamping hook part in the long-term use process, so that the working part and the driving part are not stably combined, and the tool head shakes during high-speed work; if trip or draw-in groove part fracture, need carry out whole change or change the casing to drive unit or working part, firstly the cost is higher, and it is inconvenient to maintain in addition.
SUMMERY OF THE UTILITY MODEL
To the operation requirement of foretell electric tool in using, the utility model aims at providing an electric tool working member tears open and trades and fixed knot constructs and has the electric tool of structure can realize convenient and fast ground that the dismantlement of working member is changed and is fixed, and is convenient for maintain, and the maintenance cost is low.
In order to achieve the purpose of the utility model, the utility model discloses a structure for disassembling, replacing and fixing the working part of an electric tool, which is used for disassembling, replacing and fixing the working part of the electric tool in the electric tool, wherein the electric tool comprises a holding part, a driving part and the working part which is fixedly connected with the driving part; the working part dismounting and fixing structure comprises a dismounting button and a U-shaped clamp spring fixedly connected with the dismounting button, wherein the narrow opening end of the U-shaped clamp spring is fixed in the dismounting button, and the bottom of the U-shaped clamp spring is abutted against the inner wall of the shell of the electric tool; the spring is arranged perpendicular to the plane where the U-shaped clamp spring is located, the tenon component is fixed with the shell of the working component, the tenon component is provided with a plug-in part which is approximately cylindrical, the circumferential surface of the plug-in part is provided with a clamping groove fixed with the U-shaped clamp spring, the plug-in part is provided with a clamping tenon structure corresponding to the opening end of the U-shaped clamp spring, two ends of the clamping tenon structure protrude out of the circumferential surface of the plug-in part to form two shoulders, and the tenon component is provided with a spring positioning hole corresponding to the position of the spring.
Preferably, the bottom of the U-shaped clamp spring is fixed in a clamp spring groove on the inner wall of the shell.
Preferably, the end of the inserting part of the tenon part is provided with a cone structure.
Still preferably, the springs are arranged in pairs with respect to the axial direction of the tenon part.
Still preferably, the number of the springs is 2 or 4.
According to the utility model discloses a still provide an electric tool who trades and fixed knot constructs is torn open including foretell working part, electric tool including gripping part, driver part and working part, the working part tear open and trade and the shirking button, U type jump ring, the spring setting of fixed knot construct on driver part, tenon part fixed with the casing of working part.
Preferably, the electric tool is a portable electric tool driven by a battery or an electric tool driven by an external power supply.
Preferably, the gripping member and the driving member are integrally formed.
Still preferably, the bottom of the holding part is provided with a battery container containing structure.
The beneficial effects of the utility model are that, the utility model discloses an electric tool working part tears open and trades and fixed knot constructs, utilize the cooperation of shirking the button, the narrower U type jump ring of open end, spring and tenon part, very convenient realization working part is fixed and is dismantled with driver part's grafting, in this structure, do not have easy wearing and tearing or cracked structure like trip, draw-in groove, connect fixed effect excellence and long service life, difficult emergence is because the grafting that the long-term use wearing and tearing of part caused is bad, and the maintenance of product is also easier, and is with low costs.
Drawings
The foregoing and other objects, features, and advantages of the invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings. Wherein:
fig. 1 is a schematic perspective view of an electric tool with a structure for replacing and fixing a working component according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the detachable and fixed structure of the working part of the electric tool of the present invention;
fig. 3 is a schematic structural view of the tenon member of the electric tool working member dismounting and fixing structure according to the present invention.
The element numbers and names are as follows:
10-a gripping member; 20-a drive member; 30-a working part; 22-a release button; 23-a spring; 24-U-shaped clamp springs; 31-a tenon component; 313-planar portion; 314-shoulder; 315-spring locating holes; 322-a plug-in part; 332-circlip neck.
Detailed Description
The structural features and advantages of the present invention are described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 3, the present invention provides a structure for detaching, replacing and fixing a working component of an electric tool, which is used for detaching, replacing and fixing the working component of the electric tool in the electric tool, as shown in fig. 1, the electric tool includes a holding component 10, a driving component 20 and a working component 30 connected and fixed with the driving component; referring to fig. 2, the working part replacing and fixing structure comprises a detaching button 22 and a U-shaped clamp spring 24 fixedly connected with the detaching button, wherein the narrower opening end of the U-shaped clamp spring 24 is fixed in the detaching button 22, and the bottom of the U-shaped clamp spring is abutted against the inner wall of the shell of the electric tool; the spring 23 is arranged perpendicular to the plane of the U-shaped clamp spring 24, the tenon part 31 is fixed with the shell of the working part 30, the tenon part 31 is provided with a plug-in part 322 which is approximately cylindrical, the circumferential surface of the plug-in part 322 is provided with a clamping groove 332 which is fixed with the U-shaped clamp spring, the plug-in part 322 is provided with a clamping tenon structure 313 corresponding to the opening end of the U-shaped clamp spring, two ends of the clamping tenon structure 313 protrude out of the circumferential surface of the plug-in part to form two shoulders 314, and the tenon part 31 is provided with a spring positioning hole 315 corresponding to the position of the spring 23.
The utility model discloses an electric tool working part trades and fixed knot constructs, when needs are pegged graft working part and driver part, press and shirk button 22, because the bottom of shirking button 22 is injectd, therefore, the open end deformation of U type jump ring opens, the tenon structure 313 of tenon part 31 of working part makes U type jump ring 24 card cover in draw-in groove 332 through U type jump ring 24 smoothly, spring 23 corresponds inserts in spring locating hole 315 and is compressed, loosen and shirk button 22, U type jump ring resets, because draw-in groove 332 and the restriction of tenon structure 313, prevent U type jump ring from coming off, so, with working part and driver part fixed connection; when it is desired to remove the working part from the power tool, the release button 22 is pressed, the U-shaped circlip deforms, and the tenon structure 313 of the tenon part 31 is released from the restriction of the U-shaped circlip by the compressed spring 23, and is disengaged from the driving part.
In an advantageous design, the bottom of the U-shaped clamp spring is fixed in a clamp spring groove (not shown) in the inner wall of the housing, so that the position of the clamp spring is limited up and down by the release button and the clamp spring groove, and the displacement of the clamp spring is avoided.
In another preferred embodiment, when the working component is installed, in order to facilitate the tenon component 31 of the working component to pass through the U-shaped clamp spring, the end of the insertion portion 322 of the tenon component 31 is provided with a cone structure.
In another preferred embodiment, the springs 23 are arranged in pairs, 2 or 4, with respect to the axial direction of the tenon part 31. In this embodiment, the spring 23 is fixed at one end of the U-shaped clamp spring, and it should be understood that it may also be fixed at the tenon member 31, and a spring positioning hole is formed at one end of the U-shaped clamp spring, which should be regarded as the equivalent technical means of the present invention.
According to the utility model discloses a still provide an electric tool who trades and fixed knot constructs is torn open including foretell working part, electric tool including gripping part, driver part and working part, the working part tear open and trade and the shirking button 22 of fixed knot structure, U type jump ring 23 design on driver part, tenon part 31 fixed with the casing of working part.
In another preferred embodiment, the power tool may be a portable power tool driven by a battery, or may be a power tool driven by an external power source.
In another preferred embodiment, the holding part and the driving part are integrally formed, so that the mounting process of the electric tool can be simplified, and the position positioning precision between the internal parts can be ensured.
In another preferred embodiment, the bottom of the holding member has a battery pack receiving structure (not shown) for facilitating the installation and removal of the battery.
The utility model discloses an electric tool working part tears open and trades and fixed knot constructs, utilize and shirk the button, the narrower U type jump ring of open end, the cooperation of spring and tenon part, very convenient realization working part is fixed and is dismantled with drive unit's grafting, in this structure, do not have easy wearing and tearing or cracked structure like trip, draw-in groove and the like, connect fixed effect excellence and long service life, difficult emergence is because the grafting that the long-term use wearing and tearing of part caused is bad, and the maintenance of product is also easier, and is with low costs. Additionally, the utility model discloses a workpiece tears open and trades and fixed knot constructs can the exclusive use, also can combine current trip draw-in groove structure to use, is that workpiece and driver part's being connected is more reliable, prolongs the life of product.
The present invention is not limited to the above-described embodiments, and those skilled in the art can make modifications or changes without departing from the spirit of the present invention.
Claims (9)
1. A working part dismounting and fixing structure of an electric tool is used for dismounting, replacing and fixing the working part of the electric tool in the electric tool, and the electric tool comprises a holding part, a driving part and the working part which is fixedly connected with the driving part; the electric tool is characterized in that the working part dismounting and fixing structure comprises a dismounting button and a U-shaped clamp spring fixedly connected with the dismounting button, the narrow opening end of the U-shaped clamp spring is fixed in the dismounting button, and the bottom of the U-shaped clamp spring is abutted against the inner wall of a shell of the electric tool; the spring is arranged perpendicular to the plane where the U-shaped clamp spring is located, the tenon component is fixed with the shell of the working component, the tenon component is provided with a plug-in part which is approximately cylindrical, the circumferential surface of the plug-in part is provided with a clamping groove fixed with the U-shaped clamp spring, the plug-in part is provided with a clamping tenon structure corresponding to the opening end of the U-shaped clamp spring, two ends of the clamping tenon structure protrude out of the circumferential surface of the plug-in part to form two shoulders, and the tenon component is provided with a spring positioning hole corresponding to the position of the spring.
2. The structure for replacing and fixing the working part of the electric tool as claimed in claim 1, wherein the bottom of the U-shaped circlip is fixed in a circlip groove in the inner wall of the housing.
3. The structure for removing and fixing a working member of an electric power tool as claimed in claim 1, wherein the end of the insertion portion of the tenon member is formed in a tapered shape.
4. The structure for removing and fixing the working member of the electric power tool as claimed in claim 1, wherein said springs are provided in pairs with respect to the axial direction of said tenon member.
5. The structure for detaching and attaching the working member of the electric power tool according to claim 4, wherein 2 or 4 springs are provided.
6. An electric tool comprising the working part removing and fixing structure according to any one of claims 1 to 5, wherein the electric tool comprises a holding part, a driving part and a working part, wherein a release button, a U-shaped snap spring and a spring of the working part removing and fixing structure are arranged on the driving part, and the tenon part is fixed with a shell of the working part.
7. The power tool of claim 6, wherein the power tool is a portable battery-powered power tool or an external power source-powered power tool.
8. A power tool according to claim 6 wherein the gripping member is an integral housing with the housing of the driving member.
9. The power tool of claim 6, wherein the bottom of the grip member has a battery housing receiving structure.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222751812.2U CN218137836U (en) | 2022-10-19 | 2022-10-19 | Electric tool and structure for disassembling, replacing and fixing working part of electric tool |
| PCT/CN2022/138151 WO2024082404A1 (en) | 2022-10-19 | 2022-12-09 | Electric tool working component disassembly, replacement, and securing structure, and electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222751812.2U CN218137836U (en) | 2022-10-19 | 2022-10-19 | Electric tool and structure for disassembling, replacing and fixing working part of electric tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218137836U true CN218137836U (en) | 2022-12-27 |
Family
ID=84571023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222751812.2U Active CN218137836U (en) | 2022-10-19 | 2022-10-19 | Electric tool and structure for disassembling, replacing and fixing working part of electric tool |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN218137836U (en) |
| WO (1) | WO2024082404A1 (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0005821D0 (en) * | 2000-03-10 | 2000-05-03 | Black & Decker Inc | Coupling method |
| US8875804B2 (en) * | 2010-01-07 | 2014-11-04 | Black & Decker Inc. | Screwdriving tool having a driving tool with a removable contact trip assembly |
| US9751176B2 (en) * | 2014-05-30 | 2017-09-05 | Black & Decker Inc. | Power tool accessory attachment system |
| CN104708606B (en) * | 2015-03-19 | 2016-05-18 | 常州彤扬电气制造有限公司 | Multi-purpose tool and quick change construction thereof |
| CN206748357U (en) * | 2017-06-05 | 2017-12-15 | 钱贤峰 | A kind of electric tool for easily changing function |
| CN211073447U (en) * | 2019-11-25 | 2020-07-24 | 施耐德电器工业公司 | Base component of button is dismantled to instrument of exempting from |
| CN216541198U (en) * | 2021-11-17 | 2022-05-17 | 浙江金美电动工具有限公司 | Saw blade quick-change structure of electric tool |
-
2022
- 2022-10-19 CN CN202222751812.2U patent/CN218137836U/en active Active
- 2022-12-09 WO PCT/CN2022/138151 patent/WO2024082404A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024082404A1 (en) | 2024-04-25 |
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