CN102335785A - Handheld tool - Google Patents
Handheld tool Download PDFInfo
- Publication number
- CN102335785A CN102335785A CN2010102394885A CN201010239488A CN102335785A CN 102335785 A CN102335785 A CN 102335785A CN 2010102394885 A CN2010102394885 A CN 2010102394885A CN 201010239488 A CN201010239488 A CN 201010239488A CN 102335785 A CN102335785 A CN 102335785A
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- China
- Prior art keywords
- hand
- motor
- held tool
- housing
- power brick
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The invention relates to a handheld tool. The handheld tool comprises a work assembly which is used for driving a motor of the work assembly, a shell and a transmission assembly which is accommodated in the shell and transfers the power of the motor to the work assembly; the whole shell extends lengthwise; the shell comprises a shell front part which is used for arranging the work assembly and a shell rear part which is used accommodating the motor; and the shell rear part is provided with an installation part of a battery pack which provides power for the motor, and a holding part which is positioned between the shell front part and the shell rear part.
Description
Technical field
The present invention relates to a kind of hand-held tool, especially a kind of hand-held tool that is provided with power brick.
Background technology
Existing hand-held tool is broken away from the inconvenience that long power line brings in order to make the operator, power brick often is set so that power to be provided on hand-held tool.Usually the housing of hand-held tool is the setting of longitudinal, and work package is positioned at the front portion of housing; The setting of the adjacent work package of motor is contained in the housing middle part that Gong to grip; Power brick is arranged at the rear portion of motor.The compact conformation of this hand-held tool, volume is less, and relatively flexibly, is applicable to some smaller workpiece of processing.
But the part that instrument is the heaviest is generally work package and motor; The work package of this type of hand-held tool and motor all are arranged on the middle part and the front portion of complete machine; Complete machine weight is provided with unbalanced; The operator must apply extra power could operate the instrument held stationary smoothly, causes cutting accuracy lower, and when operation, feels tired easily.
Summary of the invention
The present invention provides a kind of comfortable hand-held tool of operating.
For realizing above-mentioned purpose, technical scheme of the present invention is: a kind of hand-held tool comprises work package; Be used to drive the motor of said work package; Housing; Be contained in the said housing, the transmission of power of said motor given the transmission component of said work package; Said housing integral body is lengthwise and extends; Comprise that the housing that said work package is installed is anterior; Accommodate the housing rear portion of said motor, said housing rear portion is provided with the installation portion that the power brick of power is provided for said motor, and the grip part between said housing front portion and said housing rear portion.
Preferably, said hand-held tool is after connecting power brick, and center of gravity is positioned on the said grip part.
Preferably, the axis parallel of the installation direction of said power brick and said motor.
Preferably, said power brick has the main body that longitudinally extends, the lengthwise bearing of trend of said main body and the axis parallel of said motor.
Preferably, said work package comprises the installation portion of working head, and said installation position is in a side of said electrical axis line, and the installation position of said power brick and said working head is in the homonymy of said electrical axis line.
Preferably, said motor extends along longitudinally, and said power brick part at least is positioned at said motor lengthwise development length scope.
Preferably, said power brick is detachable the connection with said housing.
Preferably, said power brick comprises base, and loam cake and the battery unit between said base and said loam cake are provided with contact terminal in the said loam cake, electrically connects with said motor.
Preferably, said power brick comprises three batteries unit of setting triangular in shape.
Preferably, said hand-held tool is an electric circular saw, and said work package comprises saw blade, the guard shield that relative housing movably is provided with, and the locating part that limits said guard shield moving range.
Compared with prior art; Hand-held tool of the present invention through the setting of its power brick and motor position, makes the center of gravity of complete machine drop near the center of grip part; Operator no longer need apply extra power and make hand-held tool maintenance balance like this; And make hand-held tool just can keep balance under the mode gripping normally, thus make operation become more comfortable, it is tired that the operator is difficult for feeling.The mounting means of power brick has effectively utilized the space, and it is sufficient when gripping the space to guarantee that the user has, and the volume of instrument is reduced, and outward appearance is compact more.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Fig. 1 is the cross-sectional schematic of specific embodiment of the invention hand-held tool;
The schematic perspective view of the hand-held tool that Fig. 2 is among Fig. 1 to be disclosed, this moment, guard shield was positioned at primary importance;
The schematic perspective view of the hand-held tool that Fig. 3 is among Fig. 1 to be disclosed, this moment, guard shield was positioned at the second place;
The perspective exploded view of the hand-held tool that Fig. 4 is among Fig. 1 to be disclosed;
The perspective exploded view of the power brick of the hand-held tool that Fig. 5 is among Fig. 1 to be disclosed.
Wherein,
20 housings, 33 mating parts, 61 bases
Anterior 42 saw blades, 62 grabs of 22 housings
24 grip parts, 44 motors, 63 loam cakes
The installation portion of 26 housing rear portions, 48 switch modules, 64 power brick
27 guard shield base plates, 50 transmission components, 66 battery cavities
28 guard shields, 51 gear-boxes, 68 contact terminals
29 saw blade through holes, 52 power transmission shafts, 69 battery units
The installation portion 70a-d guard shield sidewall of 30 depth adjustment, 53 working heads
31 arc openings, 54 interfaces, 100 hand-held tools
32 stopping means, 60 power brick F direction of insertion
The specific embodiment
Referring to accompanying drawing 1-4, a kind of hand-held tool 100 comprises housing 20, and housing 20 set inside have motor 44, by the saw blade 42 of motor 44 driving work, and the transmission component 50 that is used for transferring power.According to the usual occupation mode of operator to this type of hand-held tool, the left side is the front portion of hand-held tool 100 among definition Fig. 1, and the right side is the rear portion of hand-held tool 100.Said housing 20 comprises that housing is anterior 22, housing rear portion 26 and the grip part 24 that is connected said housing front portion 22 and said housing rear portion 26.Housing 20 can be a moulding, and can be made up of two and half shells.Being provided with transmission component 50 between motor 44 and the saw blade 42 is used for thereby transmission of power to the saw blade 42 of motor 44 is driven saw blade 42 rotations.Transmission component 50 comprises gear-box 51 and power transmission shaft 52, is contained in respectively in housing anterior 22 and the grip part 24.Be provided with gear transmission mechanism in the gear-box 51, gear transmission mechanism can be the worm and gear transmission, also can be Bevel Gear Transmission, and motor is converted into saw blade rotatablely moving along the Y axle along rotatablely moving of X axle.Saw blade 42 is installed on the installation portion 53 that is arranged on the working head in the housing anterior 22.The installation portion 53 of working head can be the screw means structure, also can be the cam clamping structure, in the present embodiment, realizes the installation and the release of saw blade 42 through the screw means structure.Housing anterior 22 is provided with guard shield 28, is used to stop operator's the said saw blade 42 of the unexpected contact of hand, thereby a kind of safety device is provided.Guard shield 28 around to surround housing anterior 22, guard shield 28 comprises base plate 27, guard shield base plate 27 is provided with saw blade through hole 29, guard shield base plate 27 contacts with surface of the work in the course of work, saw blade 42 passes from saw blade through hole 29.Guard shield 28 also comprises four guard shield sidewall 70a-d, surrounds extending upward from guard shield base plate 27 of all approximate vertical, is slidingly connected through guide rail (not shown) and mating part 33 between guard shield sidewall and the housing anterior 22.Guide rail is arranged among both one of guard shield 28 and housing anterior 22, and the mating part is arranged among both another of guard shield 28 and housing anterior 22.Mating part 33 cooperates with guide rail and can move along guide rail; When mating part 33 when guide rail moves, guard shield 28 can move between the primary importance and the second place with respect to housing anterior 22, when guard shield 28 is positioned at primary importance; Saw blade 42 does not expose from saw blade through hole 29; When guard shield 28 was positioned at the second place, saw blade 42 is exposing from saw blade through hole 29 of part at least, and this moment, handheld tool 100 can be used to processing work.Also be provided with depth adjustment 30 on the housing anterior 22 and be used for regulating depth of cut, depth adjustment 30 comprises the arc opening 31 that is arranged on the housing front portion, and movably is installed on the stopping means 32 in this arc opening.Stopping means 32 comprises clamp mechanism, and stopping means 32 is clamped with respect to housing sidewall or unclamps, and in order to limiting the moving range of said guard shield 28, thereby regulates the depth of cut of saw blade 42.Grip part 24 is provided with control power brick 60 and to motor 44 switch module 48 of power is provided, and the operator is gripping under the mode normally, and the finger tip of finger is positioned near the switch module 48.Be provided with motor 44 in the housing rear portion 26; The axial line of motor 44 is parallel with the lengthwise bearing of trend of housing 20; The below of motor 44 is provided with the installation portion 64 of the power brick that is used to install power brick 60; In the present embodiment, the installation portion 64 of power brick comprises the battery cavities 66 that is used to hold power brick, and is used for the interface 54 with power brick 60 butt joint.The installation portion 64 of power brick also can not comprise the battery cavities 66 that is used to hold power brick, and power brick 60 is installed on the housing rear portion 26 through guide rail or other jockeys, connects with interface 54.
Referring to accompanying drawing 5, power brick 60 comprises having whole main body of extending along longitudinally, comprises base 61; Loam cake 63 and the battery unit 69 between base 61 and loam cake 63; The setting that battery unit 69 is triangular in shape also is provided with contact terminal 68 in the loam cake 63, when power brick 60 is inserted housings 20; Contact terminal 68 electrically connects with casing 20 interior interfaces 54, thereby for motor 44 power is provided.Base 61 is provided with grab 62, and is matched with the depression (not shown) that is provided with on the housing rear portion 26, realizes the locking and the release of power brick 60.
Referring to accompanying drawing 1, the section at the housing rear portion 26 of housing 20 is parallelogram roughly, and power brick 60 is installed on the said hand-held tool 100 along installation direction F, and the axial line X of installation direction F and motor 44 parallels; When power brick 60 was inserted hand-held tool 100, the bearing of trend of the main body of power brick 60 and the axial line of motor paralleled; Power brick 60 is arranged at the bottom of motor 44; Be positioned at the downside of axial line equally with the installation portion 53 of the working head that is used to install saw blade 42; The main body that power brick 60 is extended along longitudinally can be with respect to the main body of motor 44 comparatively near the setting of grip part; The also far away or identical setting of the main body of motor 44 and grip part distance relatively; In the present embodiment, the setting that power brick 60 is far away apart from the grip part with respect to the main body of motor 44, the front end of power brick roughly is positioned at the medium position of motor fuselage.
With reference to shown in Figure 2, the fuselage weight of hand-held tool 100 mainly concentrates on the following hardware: guard shield 28, saw blade 42, gear-box 51 and motor 44.Guard shield 28; Gear-box 51 and saw blade 42 are positioned at the front end of grip part 24, and motor 44 is positioned at the other end of grip part 24, when power brick 60 is connected in housing rear portion 26; Because the installation site of power brick 60; Make the center of gravity of complete machine drop near the center of grip part 24, operator no longer need apply extra power and makes hand-held tool 100 keep balances like this, and makes hand-held tool 100 just can keep balance under the mode gripping normally; Thereby make operation become more comfortable, it is tired that the operator is difficult for feeling.The mounting means of power brick 60 has effectively utilized the space, and it is sufficient when gripping the space to guarantee that the user has, and the volume of instrument is reduced, and outward appearance is compact more.In the present embodiment, battery unit 60 is contained in 26 inside, housing rear portion, and what it may occur to persons skilled in the art that is that battery unit 60 also can hang on the housing rear portion 26 through jockey; In the present embodiment, battery unit 60 is locked through the grab 62 that is arranged on the base 61, and what it may occur to persons skilled in the art that is that the locking device of other kinds of battery is fixed on the housing rear portion 26.Certainly, the present invention concrete embodiment of being not limited in this specification to be disclosed.Any variation of making based on the present invention and replacement are all within protection scope of the present invention.
Claims (10)
1. hand-held tool comprises:
Work package;
Be used to drive the motor of said work package;
Housing;
Be contained in the said housing, the transmission of power of said motor given the transmission component of said work package; It is characterized in that: said housing integral body is lengthwise and extends; Comprise that the housing that said work package is installed is anterior; Accommodate the housing rear portion of said motor; Said housing rear portion is provided with the installation portion that the power brick of power is provided for said motor, and the grip part between said housing front portion and said housing rear portion.
2. hand-held tool according to claim 1 is characterized in that: said hand-held tool is after connecting power brick, and center of gravity is positioned on the said grip part.
3. hand-held tool according to claim 1 is characterized in that: the installation direction of said power brick and the axis parallel of said motor.
4. hand-held tool according to claim 3 is characterized in that: said power brick has the main body that longitudinally extends, the lengthwise bearing of trend of said main body and the axis parallel of said motor.
5. hand-held tool according to claim 1; It is characterized in that: said work package comprises the installation portion of working head; Said installation position is in a side of said electrical axis line, and the installation position of said power brick and said working head is in the homonymy of said electrical axis line.
6. hand-held tool according to claim 1 is characterized in that: said motor extends along longitudinally, and said power brick part at least is positioned at said motor lengthwise development length scope.
7. hand-held tool according to claim 1 is characterized in that: said power brick is detachable the connection with said housing.
8. hand-held tool according to claim 1 is characterized in that: said power brick comprises base, and loam cake and the battery unit between said base and said loam cake are provided with contact terminal in the said loam cake, electrically connects with said motor.
9. hand-held tool according to claim 1 is characterized in that: said power brick comprises three batteries unit of setting triangular in shape.
10. hand-held tool according to claim 1 is characterized in that: said hand-held tool is an electric circular saw, and said work package comprises saw blade, the guard shield that relative housing movably is provided with, and the locating part that limits said guard shield moving range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102394885A CN102335785A (en) | 2010-07-21 | 2010-07-21 | Handheld tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102394885A CN102335785A (en) | 2010-07-21 | 2010-07-21 | Handheld tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102335785A true CN102335785A (en) | 2012-02-01 |
Family
ID=45511873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102394885A Pending CN102335785A (en) | 2010-07-21 | 2010-07-21 | Handheld tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102335785A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102632280A (en) * | 2012-05-15 | 2012-08-15 | 庄永雷 | Hand-held cutting and milling machine |
| CN103240713A (en) * | 2012-02-06 | 2013-08-14 | 苏州宝时得电动工具有限公司 | Hand-held electric tool |
| CN103537754A (en) * | 2012-07-13 | 2014-01-29 | 苏州宝时得电动工具有限公司 | Portable cutting machine |
| CN103537752A (en) * | 2012-07-13 | 2014-01-29 | 苏州宝时得电动工具有限公司 | Portable cutting machine |
| CN103537753A (en) * | 2012-07-13 | 2014-01-29 | 苏州宝时得电动工具有限公司 | Portable cutting machine |
| CN104625219A (en) * | 2013-11-12 | 2015-05-20 | 苏州宝时得电动工具有限公司 | Portable type cutting machine |
| CN104625218A (en) * | 2013-11-12 | 2015-05-20 | 苏州宝时得电动工具有限公司 | Portable type cutting machine |
| CN106735546A (en) * | 2016-12-23 | 2017-05-31 | 常州格力博有限公司 | A kind of cutting tool |
| CN108687399A (en) * | 2017-04-10 | 2018-10-23 | 南京德朔实业有限公司 | Hand held cutting tool |
| CN110198816A (en) * | 2017-01-27 | 2019-09-03 | 株式会社牧田 | Parting tool |
| WO2019169673A1 (en) * | 2018-03-09 | 2019-09-12 | 南京德朔实业有限公司 | Electric circular saw |
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| CN201410588Y (en) * | 2009-06-23 | 2010-02-24 | 常州旗德电器有限公司 | Miniature electric circular saw |
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| CN201525002U (en) * | 2009-10-28 | 2010-07-14 | 南京德朔实业有限公司 | Electric hammer |
| CN201735886U (en) * | 2010-07-21 | 2011-02-09 | 苏州宝时得电动工具有限公司 | Handheld tool |
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| US4930583A (en) * | 1988-02-17 | 1990-06-05 | Makita Electric Works, Ltd. | Portable battery-powered tool |
| JP2000042949A (en) * | 1998-07-24 | 2000-02-15 | Hitachi Koki Co Ltd | Battery type portable band saw machine |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181905A (en) * | 2012-02-06 | 2016-12-07 | 苏州宝时得电动工具有限公司 | Electric hand tool |
| CN103240713A (en) * | 2012-02-06 | 2013-08-14 | 苏州宝时得电动工具有限公司 | Hand-held electric tool |
| CN102632280A (en) * | 2012-05-15 | 2012-08-15 | 庄永雷 | Hand-held cutting and milling machine |
| CN110014190A (en) * | 2012-07-13 | 2019-07-16 | 苏州宝时得电动工具有限公司 | Portable cutter |
| CN103537754A (en) * | 2012-07-13 | 2014-01-29 | 苏州宝时得电动工具有限公司 | Portable cutting machine |
| CN103537754B (en) * | 2012-07-13 | 2016-10-05 | 苏州宝时得电动工具有限公司 | Portable cutter |
| CN103537752B (en) * | 2012-07-13 | 2016-10-05 | 苏州宝时得电动工具有限公司 | Portable cutter |
| CN103537752A (en) * | 2012-07-13 | 2014-01-29 | 苏州宝时得电动工具有限公司 | Portable cutting machine |
| CN106378491A (en) * | 2012-07-13 | 2017-02-08 | 苏州宝时得电动工具有限公司 | Portable cutting machine |
| CN106424920A (en) * | 2012-07-13 | 2017-02-22 | 苏州宝时得电动工具有限公司 | Portable cutting machine |
| CN103537753A (en) * | 2012-07-13 | 2014-01-29 | 苏州宝时得电动工具有限公司 | Portable cutting machine |
| US11192270B2 (en) | 2012-07-13 | 2021-12-07 | Positec Power Tools (Suzhou) Co., Ltd. | Portable cutting tool |
| US10189174B2 (en) | 2012-07-13 | 2019-01-29 | Positec Power Tools (Suzhou) Co., Ltd. | Portable cutting tool |
| CN104625219A (en) * | 2013-11-12 | 2015-05-20 | 苏州宝时得电动工具有限公司 | Portable type cutting machine |
| CN104625218A (en) * | 2013-11-12 | 2015-05-20 | 苏州宝时得电动工具有限公司 | Portable type cutting machine |
| CN106735546A (en) * | 2016-12-23 | 2017-05-31 | 常州格力博有限公司 | A kind of cutting tool |
| CN110198816A (en) * | 2017-01-27 | 2019-09-03 | 株式会社牧田 | Parting tool |
| US11104023B2 (en) | 2017-01-27 | 2021-08-31 | Makita Corporation | Cutting tool |
| CN110198816B (en) * | 2017-01-27 | 2022-05-10 | 株式会社牧田 | Cutting tool |
| CN108687399A (en) * | 2017-04-10 | 2018-10-23 | 南京德朔实业有限公司 | Hand held cutting tool |
| WO2019169673A1 (en) * | 2018-03-09 | 2019-09-12 | 南京德朔实业有限公司 | Electric circular saw |
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Application publication date: 20120201 |