CN101309781A - Power tool with removable handle portion - Google Patents
Power tool with removable handle portion Download PDFInfo
- Publication number
- CN101309781A CN101309781A CNA2007800000457A CN200780000045A CN101309781A CN 101309781 A CN101309781 A CN 101309781A CN A2007800000457 A CNA2007800000457 A CN A2007800000457A CN 200780000045 A CN200780000045 A CN 200780000045A CN 101309781 A CN101309781 A CN 101309781A
- Authority
- CN
- China
- Prior art keywords
- electric tool
- handle portion
- operating means
- switch
- slender member
- 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.)
- Pending
Links
- 239000007858 starting material Substances 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 abstract 1
- 238000005520 cutting process Methods 0.000 description 1
Images
Classifications
-
- 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
- B25F5/02—Construction of casings, bodies or handles
- B25F5/025—Construction of casings, bodies or handles with torque reaction bars for rotary tools
- B25F5/026—Construction of casings, bodies or handles with torque reaction bars for rotary tools in the form of an auxiliary handle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D51/00—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends
- B23D51/01—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends characterised by the handle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Portable Power Tools In General (AREA)
- Sawing (AREA)
Abstract
The invention relates to a power tool in which there is provided a body portion which can be gripped in use, and the body portion includes a first operating device to allow the tool to be at least selectively switched on and off; and a further handle portion which can be selectively attached to the body to form an alternative gripping location. When attached, a second operating device on the handle portion can be used to control at least the switching on and off of the tool independently of the first operating device. A switch is provided within the body, and which switch is actuable by the first or second operating device, dependent on the attachment or not of the handle portion at that time.
Description
Technical field
The related invention of the application is an electric tool, for example is used on object, holing or the instrument of cutting operation, such as, rig, reciprocating saw, jigsaw etc.Yet detachable handle as described herein can be applied to any electric tool, and for example, therefore grinding tool should think that scope of the present invention comprises having any instrument of the detachable handle of the advantage of describing here.
Background technology
For many electric tools, they need be used for the position of the article that are done with respect to work and/or the different position that needs use the space of electric tool.In a particular case, although may be in normal the use in order to be fit to the special applications of instrument, at a plurality of different directions electric tool of holding with a firm grip, in specific state, this is because the restriction in space, in fact may be only tool using in one direction.In other situation, instrument may can't be assembled in the free space too greatly, and therefore under specific state, hope can reduce the size of instrument, to allow tool using in limited space.Under other state, hope is at the specific direction tool using of holding with a firm grip, therefore be noted that, in the use of multiple electric tool, for special operational that instrument is finished, specific topology requirement is arranged, and when the use next time of instrument, do not have this demand, and may be obstacle in fact for the use next time of instrument.
As everyone knows, provide the instrument with detachable handle, and have been found that to a certain extent, it is to be suitable for specific operational requirements that the permission instrument has more adaptability.In specific known embodiment, detachable handle is a plastic mould pressing spare, and it can be connected to instrument, but described handle itself does not have any tool operation device.In other known embodiment, detachable handle can be provided with the tool operation device of trigger form, trigger is connected to tool body via the mechanical linkage in the detachable handle, and the electric switch that operation is used for the power supply of instrument motor is contained in described tool body, and can be mechanically actuated.The problem of this form handle is, although the operation of instrument can be finished by the operating means on the detachable handle, but formed mechanical linkage is a relative complex, expensive in handle, and, as a result, embodied significant expense for such structure, this structure only is used in the operation of instrument sometimes, just, only when detachable handle is connected to the body of instrument.
Summary of the invention
The purpose of this invention is to provide a kind of handle portion, described handle portion alternative is connected to electric tool, and on described handle portion operating means is installed, to allow control operation electric tool when handle portion is connected to electric tool.The handle portion that the purpose of this invention is to provide this form is promptly realized operation efficiently via operating means, reduces the complexity of operating means simultaneously.
In a first aspect of the present invention, a kind of electric tool is provided, described electric tool comprises body, described body holds motor, carry out work to drive described instrument, described electric tool comprises first operating means, selectively opened at least and close with the motor that allows electric tool, the handle portion selectivity of described electric tool is connected to the body of described electric tool, when connecting, described handle portion can be held with a firm grip, to allow moving of the described electric tool of control, described handle portion comprises second operating means, when handle portion was connected to body, described second operating means can activated, and is selectively opened at least and close to allow the electric tool motor, and described second operating means comprises the actuation part that is activated by the user; And slender member, described elongated portion extends to body interface between them when connecting of described handle portion and described instrument from described actuation part, and described slender member is in response to mobile the making via described handle portion console switch of moving of described actuation part, to allow to realize opening or closing of described electric tool motor.
In one embodiment, slender member is flexible, and is arranged to the form of band.In one embodiment, slender member is the parts of one, single-piece.In one embodiment, the counterpart in the handle portion moves along first direction, makes the far-end of slender member further be pressed onto in the body of instrument, so that for the switch connection of motor.This part in opposite direction release or move, make the far-end of slender member be retracted to enough degree, so that the switch of motor moves to the state of disconnection.
In one embodiment, first operating means in the body of instrument also comprises user's actuation part, and described actuation part allows the user to control opening or closing of motor.In one embodiment, this actuation part also can comprise additional operation selecting arrangement, for example selects the speed of motor, the certain operational modes of instrument etc.
In one embodiment, when handle portion was connected to body, first operating means was disabled, this is because it is not movable to the position of opening, thereby when instrument was in this state, only second operating means on the handle portion can be operated, with the control motor.
In one embodiment, be provided with locking component, in the state that disconnects, described locking component is locked in described actuation part on the body, and prevents that when described handle portion is connected to described body described actuation part from moving.
In one embodiment, described locking component moves to latched position by handle portion to the mechanical connection of body.Similarly, when body took off, locking component was in unlocked state then at handle, therefore allowed to use the operation part of first operating means.
In one embodiment, second operating means of detachable handle and first operating means of body, the two all is arranged to be operatively connected the common switch to motor, but in any specific situation, the only operating means in the described operating means can be used to operate electric switch.
In one embodiment, the far-end of the slender member of detachable handle is via the additional described switch of operation of components that is installed in the body.
In one embodiment, when handle when body takes off, a plate is interposed between described additional parts and the described switch, thus preventing that described additional parts are unexpected moves, to operate described switch.When described handle portion was connected to body, the part that described connection is moved made described plate shift out suitable position, and thereby allow described additional parts to move, and contact by slender member.
In one embodiment, slender member in the handle portion can combine and be mounted with one or more guiding pieces, thereby the guiding slender member moves by this way, and this mode guarantees that the far-end of slender member can move in the mode with respect to the expectation of body and described switch wherein.
In another aspect of this invention, a kind of detachable handle that is used for electric tool is provided, described handle comprises jockey, described jockey allows described handle selectivity to be connected to electric tool, described handle comprises operating means, and when described handle was connected to the electric tool body, described operating means can activated, so that operate described electric tool, and described operating means comprises the actuation part that can be activated by the user; And slender member, described slender member extends to interface between described handle portion and the described electric tool from described actuation part, and move described actuation part by the user, can realize moving of described slender member, and thereby electric tool in the operation of switch.
Therefore,, provide a kind of handle portion, in described handle portion, be provided with the device that simplifies the operation according to the present invention.The setting of operating means has guaranteed that the cost of handle portion keeps minimum, but also has guaranteed the efficient of handle and reliability is kept and surpass the complicated more system of tradition.
Description of drawings
Referring now to accompanying drawing, specific embodiment of the present invention is described, wherein:
Fig. 1 a show have be connected to its according to electric tool handle portion of the present invention, the jigsaw form; And that Fig. 1 b shows is that handle portion unloads, the jigsaw of Fig. 1 a;
Fig. 2 shows the inside of the jigsaw of Fig. 1 a and b, and handle portion links to each other with body;
Fig. 3 shows the embodiment of Fig. 2, and second operating means of handle portion does not use;
Fig. 4 shows another view of the structure of Fig. 2;
Fig. 5 shows the instrument that handle portion unloads;
Fig. 6 shows another view of the instrument that handle portion unloads;
Fig. 7 shows that handle portion unloads and first operating means in the body view when using.
The specific embodiment
At first, show two embodiment according to the electric tool of jigsaw form of the present invention with reference to Fig. 1 a and b.
Jigsaw shown in Fig. 1 a comprises body 2, and described body holds the motor that is schematically shown by dotted line 4; And the gear drive that schematically shows by Reference numeral 6, described gear drive is by motor-driven, when motor is opened, makes saw blade 8 along being moved by the reciprocating direction shown in the arrow 10.In Fig. 1 a, handle portion 12 is shown is connected to body in primary importance 14 and the second place 16 places.In Fig. 1 b, handle portion is removed, thereby the situation of being held with a firm grip with the handle portion 12 among the accompanying drawing 1a is relative, and jigsaw can be used in the following manner, and promptly 13 places hold the body of jigsaw with a firm grip with the guiding jigsaw in the position.
In order to satisfy security needs, operating means 20,22 is operation simultaneously not.Therefore, in the structure of Fig. 1 a, the operating means 20 on the handle portion is used to control motor, and in the structure of Fig. 1 b, operating means 22 is used to control the operation of motor.The operation of motor realizes that in the following manner operating means contacts with the moving-member that is installed in intrinsic switch, and described switch is connected to the power supply of motor conversely, so that open and close motor.The more detailed operation of motor illustrates with reference to Fig. 2 to 7.
In Fig. 2 to 7, show interface 30, position 16 places of described interface between handle portion 12 and body 2 produce, and in Fig. 2 to 4, handle portion are shown are connected to body.Equally, the part of the shell of body housing and handle portion is removed, so that the internal structure in body and the handle to be shown, and they according to the present invention interactional mode.
Described operating means in the handle comprises a part 34, and described part can be touched from the outside of handle by the user, and when being positioned in hand-to-hand grip shank portion 20 by user's finger manipulation.Exert pressure by the user, this part can move to the inside position shown in Fig. 2 and 4 from roughly outstanding position as shown in Figure 3.An end 35 of slender member 36 is connected to described part 34 or forms with described part 34.Slender member extends to its far-end 38 along handle, and described far-end extend in the body of electric tool.Path through the slender member of handle portion can realize in the following manner, the position of two ends of selected slender member and/or the guiding device (not shown) is set in handle, and this guiding device is used at the described member in detachable handle location.
Far-end 38 is connected with the parts 40 that add, and described parts contact with the switch 42 that is used for intrinsic motor conversely.
Substantially under the influence of spring, the release of described part 34 is outwards moved it, and this makes the far-end 38 of slender member be pulled or recall conversely, so switch 42 is released into open position, and motor is closed.
When such work, and when handle portion 12 was positioned on the body, locking component 44 was in place, thereby prevented that the arm 46 that is connected to first operating means 22 from moving.Thereby, when handle 12 is connected on the body, because locking device lock arm operating means and prevent to move, so operating means 22 can not be used to actuation switch.
In Fig. 2, show operating means 20 and be in such position, the motor in the body is opened, thereby and saw blade be driven and be movable in a reciprocal manner, and instrument can be held with a firm grip by handle portion 12 at least.
Fig. 4 shows handle portion in place 12 from opposition side, and shows the operating means that is in Fig. 2 same position, and switch 42 is operated to on-position.
Fig. 3 shows such structure, and wherein, handle portion 12 is assembled in place, but operating means 20 does not use, and additional parts 40 are not pressed in downwards on the switch 42, owing to discharge described part 34 by the user, flexible strip is withdrawn from position as shown in Figure 2.
The location of handle portion on body can be realized by any suitable mechanical connecting device, thereby this is not an emphasis of the present invention.Yet, can realize in the following manner substantially connecting and discharge, promptly with the relative slip of mechanical lock mechanism combination, this allows handle portion to be held in place until being released.
Fig. 5 to 7 shows the structure of handle portion 12 when body unloads.Spring-loaded plate 48 is interposed between additional parts 40 and the switch, and thereby this prevents that described additional parts 40 from pressing in body, to operate described switch, thereby along with described handle portion is removed, described additional parts 40 can not be operated owing to the existence of plate 48.As shown in Figure 6, moving of plate 48 also makes locking device 44 discharge, and thereby, the arm 46 of the operating means 22 of body is released and moves conversely, and master cock 42 activates between the position of connecting and disconnecting.This actuating realizes that in the following manner promptly the user moves the actuated components 45 that is connected to arm 46, and described parts stretch out outside the wall of body.
Fig. 7 show parts 45 and thereby arm 46 along the move mode of direction 47, thereby console switch 42 enters on-position, and thereby makes via operating means 22 starter motors and electric tool.
Therefore, the example that separates with body from handle portion as can be known, by causing the slip of the arm 46 that switch 42 activates, operating means 22 can be used for controlling the operation of electric tool then.
Therefore the invention provides and a kind ofly allow electric tool to operate in specific in efficient and economic mode any, this is to realize via the operating means on the body of handle portion and/or electric tool, this depends on the ad hoc structure of electric tool, and equally also can realize by the only switch that is installed in the body, because described switch can change between different positions by each described operating means selectivity, this depends on the state of electric tool this moment.
Claims (22)
1, a kind of electric tool, described electric tool comprises body, described body holds motor, carry out work to drive described instrument, described electric tool comprises first operating means, selectively opened at least and close with the motor that allows described electric tool, the handle portion selectivity of described electric tool is connected to the body of described electric tool, and described handle portion is when being connected, can be held with a firm grip to allow moving of the described instrument of control, described handle portion comprises second operating means, when described handle portion was connected to described body, described second operating means can activated, and is selectively opened at least and close with the motor that allows described electric tool, and described second operating means comprises can be by the actuation part of user's actuating; And slender member, described slender member extends to body interface between them when linking together of described handle portion and described instrument from described actuation part, and described slender member opens or closes with the motor that allows to realize described electric tool via described handle portion console switch in response to mobile the making that described actuation part moves.
According to the electric tool of claim 1, it is characterized in that 2, described slender member is flexible.
According to the electric tool of claim 2, it is characterized in that 3, the form of described slender member is a band.
According to the electric tool of claim 1, it is characterized in that 4, the described slender member that connects described actuation part and described switch is the parts of one.
5, according to the electric tool of claim 1, it is characterized in that, described actuation part mobile far-end of described slender member that makes along first direction in described handle portion is pressed in the body of described electric tool, so that described switch moves to the position of connection.
6, according to the electric tool of claim 5, it is characterized in that, described actuation part in opposite direction release or move, make the far-end of described slender member be withdrawn into enough degree, move to the position of disconnection to allow described switch.
According to the electric tool of claim 1, it is characterized in that 7, the far-end of the slender member of described handle portion is operated described switch via the optional feature that is installed in the described body.
8, according to the electric tool of claim 7, it is characterized in that, at described handle portion when described body takes off, make a plate between described optional feature and described switch, move, thereby prevent unexpected the moving of described optional feature and operate described switch, and when described handle portion was connected to described body, described plate left suitable position, moved or was contacted by described slender member with the parts of permission by described annex.
According to the electric tool of claim 1, it is characterized in that 9, first operating means in the body of described instrument comprises user's actuation part, described part allows the user to control opening or closing of described motor.
According to the electric tool of claim 9, it is characterized in that 10, described user's actuation part comprises additional operation selecting arrangement.
11, according to the electric tool of claim 1, it is characterized in that when described handle portion was connected to described body, first operating means was disabled, thereby second operating means on the only described handle portion is suitable for activateding, to control the opening and closing of described motor.
12, according to the electric tool of claim 11, it is characterized in that, locking component is provided, when described handle portion was connected to described body, described locking component was locked in described actuation part on the described body, and prevented that described actuation part from moving.
According to the electric tool of claim 12, it is characterized in that 13, described locking component moves to latched position by described handle portion to the mechanical connection of described body.
According to the electric tool of claim 12, it is characterized in that 14, when described body took off, described locking component was in the position of non-locking at described handle portion, thereby allow to use the actuation part of described first operating means.
According to the electric tool of claim 1, it is characterized in that 15, when being in mode of operation, first operating means and the operation of second operating means are used for the common switch of motor operation.
16, according to the electric tool of claim 15, it is characterized in that in any specific situation, having only an operating means can be used to operate described switch in described first operating means or described second operating means.
According to the electric tool of claim 1, it is characterized in that 17, described switch is an electric switch, when moving to on-state, form the circuit that allows motor power supply and starter motor.
18, according to the electric tool of claim 1, it is characterized in that, described slender member combines with one or more guiding pieces and is installed in the described handle portion, thereby guide described slender member to move in the following manner, the far-end of promptly guaranteeing described slender member moves in the mode with respect to the expectation of described body and described switch wherein
According to the electric tool of claim 1, it is characterized in that 19, described electric tool comprises the workpiece of saw blade form, described workpiece is mounted to when described motor is opened, and is driven in a reciprocal manner.
20, a kind of removable handle portion that is used for electric tool, described handle comprises jockey, described jockey allows described handle selectivity to be connected to described electric tool, described handle comprises operating means, when described handle was connected to the body of described electric tool, described operating means can activated, so that operate described electric tool, described operation tool comprises actuation part, and described actuation part can be activated by the user; And slender member, described slender member extends to interface between described handle portion and the described electric tool from described actuation part, and move described actuation part by the user, can realize described slender member move and thereby described electric tool in the operation of switch.
According to the handle of claim 20, it is characterized in that 21, described switch is arranged in the body of described instrument.
According to the handle of claim 20, it is characterized in that 22, when described handle was connected to described electric tool, described handle can be held with a firm grip by user's hand, to control moving of described electric tool.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0601992.1 | 2006-02-01 | ||
| GB0601992A GB0601992D0 (en) | 2006-02-01 | 2006-02-01 | Power tool with removable handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101309781A true CN101309781A (en) | 2008-11-19 |
Family
ID=36100818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007800000457A Pending CN101309781A (en) | 2006-02-01 | 2007-02-01 | Power tool with removable handle portion |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN101309781A (en) |
| AU (1) | AU2007203183A1 (en) |
| CA (1) | CA2597007A1 (en) |
| GB (1) | GB0601992D0 (en) |
| WO (1) | WO2007088373A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328307A (en) * | 2011-09-13 | 2012-01-25 | 永康市正大实业有限公司 | Handheld electric tool with detachable handle |
| CN104097189A (en) * | 2013-04-09 | 2014-10-15 | 天佑电器（苏州）有限公司 | Handle assembly and electric tool using same |
| CN106272271A (en) * | 2016-08-25 | 2017-01-04 | 韦尚衡 | A kind of multi-functional electric tools |
| CN108113578A (en) * | 2017-12-19 | 2018-06-05 | 江苏美的清洁电器股份有限公司 | Dust collector handle and dust catcher |
| WO2019120184A1 (en) * | 2017-12-19 | 2019-06-27 | 江苏美的清洁电器股份有限公司 | Vacuum cleaner handle and vacuum cleaner |
| CN110076388A (en) * | 2019-05-29 | 2019-08-02 | 天能电池(芜湖)有限公司 | . g., lead tape quickly breaks device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8393835B2 (en) * | 2009-06-16 | 2013-03-12 | Robert Bosch Gmbh | Detachable operating handle for a power tool |
| CN102205533B (en) * | 2011-05-23 | 2014-01-08 | 宁波良业电器有限公司 | Composable and replaceable electric hand tool |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4707921A (en) * | 1986-08-04 | 1987-11-24 | Marvin Glass & Associates | Extension handle for a handheld electrically powered tool |
| EP0878273B1 (en) * | 1997-05-12 | 2004-12-01 | Atlas Copco Electric Tools GmbH | Handheld tool |
-
2006
- 2006-02-01 GB GB0601992A patent/GB0601992D0/en not_active Ceased
-
2007
- 2007-02-01 CA CA002597007A patent/CA2597007A1/en not_active Abandoned
- 2007-02-01 CN CNA2007800000457A patent/CN101309781A/en active Pending
- 2007-02-01 WO PCT/GB2007/000357 patent/WO2007088373A1/en active Application Filing
- 2007-02-01 AU AU2007203183A patent/AU2007203183A1/en not_active Abandoned
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328307A (en) * | 2011-09-13 | 2012-01-25 | 永康市正大实业有限公司 | Handheld electric tool with detachable handle |
| CN104097189A (en) * | 2013-04-09 | 2014-10-15 | 天佑电器（苏州）有限公司 | Handle assembly and electric tool using same |
| WO2014166341A1 (en) * | 2013-04-09 | 2014-10-16 | 天佑电器（苏州）有限公司 | Handle component and electric tool having handle component |
| CN104097189B (en) * | 2013-04-09 | 2016-12-28 | 天佑电器（苏州）有限公司 | Handleset and there is the electric tool of this Handleset |
| CN106272271A (en) * | 2016-08-25 | 2017-01-04 | 韦尚衡 | A kind of multi-functional electric tools |
| CN108113578A (en) * | 2017-12-19 | 2018-06-05 | 江苏美的清洁电器股份有限公司 | Dust collector handle and dust catcher |
| WO2019120184A1 (en) * | 2017-12-19 | 2019-06-27 | 江苏美的清洁电器股份有限公司 | Vacuum cleaner handle and vacuum cleaner |
| CN110076388A (en) * | 2019-05-29 | 2019-08-02 | 天能电池(芜湖)有限公司 | . g., lead tape quickly breaks device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007088373A1 (en) | 2007-08-09 |
| GB0601992D0 (en) | 2006-03-15 |
| CA2597007A1 (en) | 2007-08-09 |
| AU2007203183A1 (en) | 2007-08-16 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20081119 |