CN100341653C - Electric circular saw of multi-position fixing auxiliary-handle - Google Patents
Electric circular saw of multi-position fixing auxiliary-handle Download PDFInfo
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- CN100341653C CN100341653C CNB021189250A CN02118925A CN100341653C CN 100341653 C CN100341653 C CN 100341653C CN B021189250 A CNB021189250 A CN B021189250A CN 02118925 A CN02118925 A CN 02118925A CN 100341653 C CN100341653 C CN 100341653C
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- handle
- auxiliary
- circular saw
- electric circular
- position fixing
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Abstract
The present invention relates to an electric circular saw of a multi-position fixing auxiliary handle, which comprises an electric circular saw body, a back plane, a shell body arranged on the back plane, a motor arranged in the shell body, a circular saw driven by the motor, a main handle arranged on the shell body, a fixed protective cover arranged above the circular saw and an auxiliary handle. The electric circular saw is characterized in that at least two auxiliary handle connection devices are arranged on the electric circular saw body, and the auxiliary handle is arranged in one of the auxiliary handle connection devices; a connection structure is perpendicularly extended under a cap handle on the upper part of the auxiliary handle, and the connection structure is connected with the auxiliary handle connection devices. Because the auxiliary handle not only can be arranged on the main handle, but also can be arranged on the fixed protective cover, the position of the auxiliary handle can be regulated by an operator, and thus, fatigue and damage brought to the operator when the electric circular saw is operated can be improved. At the same time, because torque force and torque can be reduced and direction is not easy to deviate by the electric circular saw, the expected effects of workpieces can be ensured, and the smoothness and effectiveness of sawing can be enhanced.
Description
Technical field
The present invention relates to a kind of electric tool, relate in particular to a kind of electric circular saw of multi-position fixing auxiliary-handle.
Background technology
The most modes that adopt main handle and auxiliary-handle to link together of prior art electric circular saw when the operator uses electric circular saw, generally are that the right hand is being held main handle, and left hand is being held auxiliary-handle.The shortcoming that this connected mode exists is, point that operator's both hands are puted forth effort and target saw blade be not on same plane, during use, the working resistance that acts on the saw blade has a moment of torsion to both hands, can make operator's wrist produce certain tired and damage like this, while also saws workpiece askew easily when sawing, thereby has not only influenced the stationarity of sawing, and influences the accuracy of sawing workpiece.
Summary of the invention
The object of the present invention is to provide a kind of electric circular saw of improved multi-position fixing auxiliary-handle, it can improve the tired and damage that electric circular saw is brought operator's wrist when operation, and can improve comfortableness, sawing stationarity and the accuracy of operation.
The object of the present invention is achieved like this:
A kind of electric circular saw of multi-position fixing auxiliary-handle, comprise: the electric circular saw body, this electric circular saw body is by a base plate, be fixed on the casing ontology on the base plate, be arranged on the motor in the casing ontology, be connected with motor and be subjected to electric motor driven annular saw, be arranged on the main handle on the casing ontology, pivotally connected and the secure shroud that is positioned at annular saw top that link into an integrated entity with casing ontology with a base plate, and an auxiliary-handle is formed; Be characterized in:
Two auxiliary-handle jockeys are set on described electric circular saw body at least, and described auxiliary-handle is arranged on wherein in the auxiliary-handle jockey.
In the electric circular saw of above-mentioned multi-position fixing auxiliary-handle, wherein, described auxiliary-handle top is a cap handle, this cap handle lower vertical is extended a syndeton, described auxiliary-handle jockey and the auxiliary-handle syndeton that is arranged on the electric circular saw body is suitable, and the syndeton of described cap handle by its underpart is connected with the auxiliary-handle jockey and lumps together with the electric circular saw bulk junction.
In the electric circular saw of above-mentioned multi-position fixing auxiliary-handle, wherein, an auxiliary-handle jockey is set on the main handle of described electric circular saw body, described auxiliary-handle syndeton and this auxiliary-handle jockey are adaptive closely and fixedly connected with it.
In the electric circular saw of above-mentioned multi-position fixing auxiliary-handle, wherein, an auxiliary-handle jockey is set on the secure shroud of described electric circular saw body, described auxiliary-handle syndeton and this auxiliary-handle jockey are adaptive closely and fixedly connected with it.
In the electric circular saw of above-mentioned multi-position fixing auxiliary-handle, wherein, the cap handle on described auxiliary-handle top is circular shape.
The electric circular saw of multi-position fixing auxiliary-handle of the present invention makes it compared with prior art owing to adopted technique scheme, has following advantage and good effect:
1. the present invention was because auxiliary-handle both can be installed on the main handle, also can be installed on the secure shroud, therefore the operator can be according to the different positions of voluntarily regulating auxiliary-handle of operating habit with operand, thereby can alleviate the muscular tone degree, slow down the fatigue of muscle, improve the tired and damage that electric circular saw is brought operator's wrist when operation, improved the comfortableness of operation to a certain extent;
2. the present invention is owing to having changed the mode that main handle and auxiliary-handle link together, be that auxiliary-handle both can be installed on the main handle, also can be installed on the secure shroud, therefore, when auxiliary-handle is installed on the secure shroud, when the operator works power thrusts and workpiece stressed direction in same plane, thereby both reduced torsion and moment of torsion, can improve the stationarity and the validity of sawing because of electric circular saw is difficult for the Expected Results that offset direction can be guaranteed workpiece again.
Description of drawings
Embodiment by following electric circular saw to multi-position fixing auxiliary-handle of the present invention can further understand purpose of the present invention, specific structural features and advantage in conjunction with the description of its accompanying drawing.Wherein, accompanying drawing is:
Fig. 1 is the structural representation of the auxiliary-handle in the electric circular saw of multi-position fixing auxiliary-handle of the present invention when being installed on the main handle;
Fig. 2 is the structural representation of the auxiliary-handle in the electric circular saw of multi-position fixing auxiliary-handle of the present invention when being installed on the secure shroud;
Fig. 3 is the schematic diagram of the force-bearing situation of electric circular saw when work of multi-position fixing auxiliary-handle of the present invention.
The specific embodiment
See also illustrated in figures 1 and 2, the electric circular saw of multi-position fixing auxiliary-handle of the present invention, this electric circular saw body 10 comprises, one base plate 1, be fixed on the casing ontology 9 on the base plate, be arranged on motor 2 in the casing ontology 9, be connected and be subjected to annular saw 3 that motor 2 drives, be arranged on the main handle 4 on the casing ontology 9 with motor 2, pivotally connected and the secure shroud 5 that is positioned at annular saw 2 tops that link into an integrated entity with casing ontology 9 with a base plate 1, and an auxiliary-handle 6 is formed.
Unlike the prior art be, two auxiliary-handle jockeys are set on electric circular saw body 10 at least, fixedly install an auxiliary-handle 6 in the auxiliary-handle jockey therein; The top of this auxiliary-handle 6 is for being a cap handle 61, and this cap handle 61 can multiple shape, and in the present embodiment, the cap handle 61 on auxiliary-handle 6 tops adopts the circular shape of being convenient to grip; Extend a syndeton 62 along circular arc cap handle 61 lower vertical, the auxiliary-handle jockey that is positioned at electric circular saw body 10 then is and auxiliary-handle 6 syndetons 62 shape adapting; Cap handle 61 is connected with the auxiliary-handle jockey by the syndeton 62 of its underpart, thereby auxiliary-handle 6 and electric circular saw body 10 are combined.
See also shown in Figure 1ly, this is electric circular saw one embodiment of multi-position fixing auxiliary-handle of the present invention, and promptly auxiliary-handle is installed in the structural representation when (seeing the A position among Fig. 3) on the main handle.In the present embodiment, an auxiliary-handle jockey 24 is set on the main handle 4 of electric circular saw body 10, this auxiliary-handle jockey 24 is a screw shape, and described auxiliary-handle 6 syndetons 62 and this auxiliary-handle jockey 24 are adaptive closely and fixedly connected with it; At this moment, other auxiliary-handle jockey can smother with plug.Present embodiment has been taken into account operator's custom.
See also shown in Figure 2ly, this is the another embodiment of the electric circular saw of multi-position fixing auxiliary-handle of the present invention, and promptly auxiliary-handle is installed in the structural representation when (seeing the B position among Fig. 3) on the secure shroud.In the present embodiment, an auxiliary-handle jockey 25 is set on the secure shroud 5 of electric circular saw body 10, this auxiliary-handle jockey 25 is a screw shape, and described auxiliary-handle 6 syndetons 62 and this auxiliary-handle jockey 25 are adaptive closely and fixedly connected with it; At this moment, other auxiliary-handle jockey, as an auxiliary-handle jockey 24 that is positioned on the main handle 4 can smother with plug.At the present embodiment device, when the operator works the power thrusts of left hand and workpiece stressed direction in same plane, reduced torsion and moment of torsion, can partly resist the influence of moment of torsion that working resistance brings to the operator.
Please in conjunction with Fig. 1 and Fig. 2 referring to shown in Figure 3, Fig. 3 is the schematic diagram of the force-bearing situation of electric circular saw when work of multi-position fixing auxiliary-handle of the present invention.Among Fig. 3, F1 is the power that makes in the main handle place, the power of F2 for making in the auxiliary-handle place, suffered resistance when f is electric circular saw work.This shows, when the operator works both hands power thrusts and workpiece stressed direction on same plane, can reduce torsion and moment of torsion like this, thereby can partly resist the influence of moment of torsion that working resistance brings, make the operator carry out normal running by body mechanics's principle to the operator; And, since operator's both hands power thrusts and workpiece stressed direction on same plane, can guarantee the stationarity of sawing, thereby improve the accuracy of sawing workpiece.
In sum, the electric circular saw of multi-position fixing auxiliary-handle of the present invention is owing to can select the installation site of auxiliary-handle neatly, can reduce torsion and moment of torsion thus, can partly resist the influence of moment of torsion that working resistance brings, make the operator carry out normal and comfortable operation by body mechanics's principle to the operator; And can guarantee the Expected Results of workpiece, improve the stationarity and the validity of sawing, therefore very practical.
Claims (5)
1, a kind of electric circular saw of multi-position fixing auxiliary-handle, comprise: electric circular saw body (10), this electric circular saw body (10) is by a base plate (1), be fixed on the casing ontology (9) on the base plate, be arranged on the motor (2) in the casing ontology (9), the annular saw (3) that is connected and driven by motor (2) with motor (2), be arranged on the main handle (4) on the casing ontology (9), pivotally connected and the secure shroud (5) that is positioned at annular saw (2) top that link into an integrated entity with casing ontology (9) with a base plate (1), and an auxiliary-handle (6) is formed; It is characterized in that:
Two auxiliary-handle jockeys are set on described electric circular saw body (10) at least, and described auxiliary-handle (6) is arranged on wherein in the auxiliary-handle jockey.
2. the electric circular saw of multi-position fixing auxiliary-handle as claimed in claim 1, it is characterized in that: described auxiliary-handle (6) top is a cap handle (61), this cap handle (61) lower vertical is extended a syndeton (62), described auxiliary-handle jockey and auxiliary-handle (6) syndeton (62) that is arranged on the electric circular saw body (10) is suitable, and the syndeton (62) of described cap handle (61) by its underpart is connected with the auxiliary-handle jockey and combines with electric circular saw body (10).
3. the electric circular saw of multi-position fixing auxiliary-handle as claimed in claim 1, it is characterized in that: an auxiliary-handle jockey (24) is set on the main handle (4) of described electric circular saw body (10), and described auxiliary-handle (6) syndeton (62) and this auxiliary-handle jockey (24) are adaptive closely and fixedly connected with it.
4. the electric circular saw of multi-position fixing auxiliary-handle as claimed in claim 1, it is characterized in that: an auxiliary-handle jockey (25) is set on the secure shroud (5) of described electric circular saw body (10), and described auxiliary-handle (6) syndeton (62) and this auxiliary-handle jockey (25) are adaptive closely and fixedly connected with it.
5. the electric circular saw of multi-position fixing auxiliary-handle as claimed in claim 1 or 2, it is characterized in that: the cap handle (61) on described auxiliary-handle (6) top is circular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021189250A CN100341653C (en) | 2002-04-30 | 2002-04-30 | Electric circular saw of multi-position fixing auxiliary-handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021189250A CN100341653C (en) | 2002-04-30 | 2002-04-30 | Electric circular saw of multi-position fixing auxiliary-handle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1454739A CN1454739A (en) | 2003-11-12 |
| CN100341653C true CN100341653C (en) | 2007-10-10 |
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ID=29257474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021189250A Expired - Fee Related CN100341653C (en) | 2002-04-30 | 2002-04-30 | Electric circular saw of multi-position fixing auxiliary-handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100341653C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1994687B (en) * | 2006-01-04 | 2011-02-09 | 苏州宝时得电动工具有限公司 | Electric tool |
| DE602007011426D1 (en) * | 2007-07-26 | 2011-02-03 | Black & Decker Inc | Anti-recoil device |
| JP5468420B2 (en) * | 2010-03-04 | 2014-04-09 | 株式会社マキタ | Hand-held cutting tool |
| CN111438399A (en) * | 2013-11-08 | 2020-07-24 | 苏州宝时得电动工具有限公司 | Electric circular saw |
| CN110744134A (en) * | 2019-10-30 | 2020-02-04 | 南京德朔实业有限公司 | Hand-held band saw |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5832614A (en) * | 1997-05-20 | 1998-11-10 | S-B Power Tool Company | Remote lower guard lift lever mechanism for circular saws |
| US6108916A (en) * | 1998-08-14 | 2000-08-29 | Milwaukee Electric Tool Corporation | Movable handle for a power tool |
| US6301789B1 (en) * | 1998-08-14 | 2001-10-16 | Milwaukee Electric Tool Corporation | Circular saw |
| CN2538463Y (en) * | 2002-04-30 | 2003-03-05 | 苏州宝时得电动工具有限公司 | Electric circular sawing machine with auxiliary handle fixed at multi-positions |
-
2002
- 2002-04-30 CN CNB021189250A patent/CN100341653C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5832614A (en) * | 1997-05-20 | 1998-11-10 | S-B Power Tool Company | Remote lower guard lift lever mechanism for circular saws |
| US6108916A (en) * | 1998-08-14 | 2000-08-29 | Milwaukee Electric Tool Corporation | Movable handle for a power tool |
| US6301789B1 (en) * | 1998-08-14 | 2001-10-16 | Milwaukee Electric Tool Corporation | Circular saw |
| CN2538463Y (en) * | 2002-04-30 | 2003-03-05 | 苏州宝时得电动工具有限公司 | Electric circular sawing machine with auxiliary handle fixed at multi-positions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1454739A (en) | 2003-11-12 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: POSITEC MACHINERY (CHINA) CO., LTD. Assignor: Baoshide Electric Tools Co., Ltd., Suzhou Contract fulfillment period: 2009.3.27 to 2014.3.27 contract change Contract record no.: 2009320000702 Denomination of invention: Electric circular saw of multi-position fixing auxiliary-handle Granted publication date: 20071010 License type: Exclusive license Record date: 2009.4.29 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.3.27 TO 2014.3.27; CHANGE OF CONTRACT Name of requester: BAOSHIDE MACHINARY ( CHINA) CO., LTD. Effective date: 20090429 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Electric circular saw of multi-position fixing auxiliary-handle Effective date of registration: 20100325 Granted publication date: 20071010 Pledgee: Bank of Communications Co., Ltd. Suzhou Industrial Park Branch | HSBC Bank (China) Co., Ltd. Suzhou Branch | Huaxia Bank Co., Ltd. Suzhou Branch | China Everbright Bank Suzhou Branch | Bank of China Co., Ltd. Suzhou Industrial Park Branch Pledgor: Baoshide Electric Tools Co., Ltd., Suzhou Registration number: 2010990000728 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20140211 Granted publication date: 20071010 Pledgee: Bank of Communications Co., Ltd. Suzhou Industrial Park Branch | HSBC Bank (China) Co., Ltd. Suzhou Branch | Huaxia Bank Co., Ltd. Suzhou Branch | China Everbright Bank Suzhou Branch | Bank of China Co., Ltd. Suzhou Industrial Park Branch Pledgor: Baoshide Electric Tools Co., Ltd., Suzhou Registration number: 2010990000728 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071010 Termination date: 20160430 |