CN102452063B - Battery module and electric tool adopting same - Google Patents

Battery module and electric tool adopting same Download PDF

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Publication number
CN102452063B
CN102452063B CN201110093260.4A CN201110093260A CN102452063B CN 102452063 B CN102452063 B CN 102452063B CN 201110093260 A CN201110093260 A CN 201110093260A CN 102452063 B CN102452063 B CN 102452063B
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China
Prior art keywords
battery
battery unit
face
container portion
battery container
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CN102452063A (en
Inventor
何明明
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Positec Power Tools Suzhou Co Ltd
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Positec Power Tools Suzhou Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • Battery Mounting, Suspending (AREA)
  • Secondary Cells (AREA)

Abstract

The invention relates to a battery module. The battery module comprises a casing, wherein the casing extends along a longitudinal direction, and comprises a bottom surface and a top surface, the bottom surface and the top surface are vertical to the longitudinal direction, the casing comprises a first battery accommodating part, a second battery accommodating part and a third battery accommodating part along the longitudinal direction, the first battery accommodating part comprises a first end face and a second end face, the first end face is vertical to the longitudinal direction, and is closer to the top surface, the second end face is vertical to the longitudinal direction, and is closer to the bottom surface, the second battery accommodating part extends from the first end face to the top surface along the longitudinal direction, the third battery accommodating part extends from the second end face to the bottom surface along the longitudinal direction, and projected areas of the second battery accommodating part and the third battery accommodating part on the first end face are smaller than area of the first end face. An electric tool adopting the battery module has the advantages of compact structure as well as good flexibility and portability.

Description

Battery component and use the electric tool of this battery component
Technical field
The present invention relates to a kind of battery component and use the electric tool of this battery component.
Background technology
Electric tool, such as electric drill, oscillating machine, electric circular saw, grass-mowing machine etc., can by using battery component as power supply, to obtain than having the better flexibility of rope electric tool and portability.
Battery component itself has certain volume, so when battery component is mounted on electric tool, the volume of electric tool can increase to some extent, when user needs electric tool to use in less space, often feels inconvenience; Electric tool is also frequent to be contained in the handle portion of electric tool by battery component, when battery component is mounted on electric tool, the handle volume of electric tool has and increased, and when user needs electric tool to use in less space, also can feel inconvenient; Meanwhile, time in handle portion battery component being contained in electric tool, also easily cause the increase of handle diameter, user, when holds handle, can feel inconvenience equally.
Such as Chinese utility model CN201282155Y discloses a kind of battery component, and this battery component has roughly in avette shell, and this battery component can removably be connected in the handle of electric tool, for electric tool provides electric power.
The Justified setting of battery unit of this battery component, the locking device of the electrode terminal of battery component and battery component is arranged at respectively the two ends of battery unit, thus cause the entire length of battery component longer, when battery component is fit into the handle of electric tool, the handle of electric tool also can be longer, make the volume of electric tool comparatively large, have impact on flexibility and the portability of electric tool, make the experience of user poor.
Simultaneously, the shell shape comparison rule of this battery component, battery component sidewall is smooth, and two ends are plane and size is identical, so when battery component being fit into the handle of electric tool, the space in handle portion can not be effectively utilized, that battery component and electric tool cannot be installed is compacter, thus causes the handle of electric tool longer, makes the volume of electric tool larger, have impact on flexibility and the portability of electric tool, make the experience of user poor.
Meanwhile, the housing profile of this battery component is symmetrical, and user, when installing battery component, cannot recognize installation direction easily, easily occur maloperation, bring inconvenience to use, even easily damages electric tool or battery component; For electric tool manufacturer, need to arrange on battery component the injury that special Anti-misplugging structure brings to prevent user misoperation to electric tool or battery component, cost is higher.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of compact appearance, flexibility and portability better and the battery component of maloperation can be prevented and use the electric tool of this battery component.
For achieving the above object, technical scheme provided by the invention is: a kind of battery component, comprising: shell, and described shell extends along longitudinally, comprises the bottom surface perpendicular to described longitudinally and end face; Multiple battery unit, be contained in described shell, each battery unit in described multiple battery unit has the main body extended along its center line, the lower surface that described main body comprises close described bottom surface and the upper surface be oppositely arranged, described multiple battery unit centerline parallel is arranged in described longitudinally; Electrode terminal, is electrically connected with described multiple battery unit, and can be electrically connected with the electrode terminal of electric tool; Locking device, is arranged on described shell, exercisablely described battery component and electric tool is locked or discharges; Described shell comprises the first battery container portion, the second battery container portion and the 3rd battery container portion along described longitudinally; Described first battery container portion comprise perpendicular to described longitudinally and with the first end face of described end face close together and perpendicular to described longitudinally and with the second end face of described bottom surface close together, described second battery container portion extends to described end face from described first end face along described longitudinally, described 3rd battery container portion extends to described bottom surface from described second end face along described longitudinally, and described second battery container portion and the described 3rd battery container portion projected area on described first end face is less than the area of described first end face.
Preferably, the projected area of described second battery container portion on described first end face is about 1/2nd of the area of described first end face.
Preferably, described multiple battery unit comprises the first battery unit and the second battery unit that are disposed adjacent, and the upper surface of described first battery unit is between the upper and lower end face of described second battery unit.
Preferably, described first battery unit of collecting of described first battery container portion part and described second battery unit, described second battery unit of collecting of described second battery container portion part, described first battery unit of collecting of described 3rd battery container portion part.
Preferably, described multiple battery unit also comprises the 3rd battery unit, and a serial in described 3rd battery unit and described first battery unit and described second battery unit is arranged.
Preferably, described first battery unit is accommodated in described first battery container portion completely, described second battery unit of collecting of part and described 3rd battery unit, described second battery unit of collecting of described second battery container portion part, described 3rd battery unit of collecting of described 3rd battery container portion part.
Preferably, described multiple battery unit also comprises the 3rd battery unit and the 4th battery unit, and described 3rd battery unit and described 4th battery unit are respectively with described first battery unit with described second battery unit is disposed adjacent and upper surface is coplanar.
Preferably, described multiple battery unit is square arrangement.
Preferably, described multiple battery unit assumes diamond in shape arrangement.
Preferably, the projected area of described second battery container portion on described first end face is about 1/3rd of the area of described first end face.
Preferably, described multiple battery unit comprises the first battery unit, the second battery unit and the 3rd battery unit that are disposed adjacent, the upper surface of described first battery unit is between the upper and lower end face of described second battery unit, and the upper surface of in the upper surface of described 3rd battery unit and described first battery unit and described second battery unit is coplanar.
Preferably, described first battery unit of collecting of described first battery container portion part, the second battery unit and the 3rd battery unit, described second battery unit of collecting of described second battery container portion part, described first battery unit of collecting of described 3rd battery container portion part and described 3rd battery unit.
Preferably, described first battery unit of collecting of described first battery container portion part, the second battery unit and the 3rd battery unit, described second battery unit of collecting of described second battery container portion part and described 3rd battery unit, described first battery unit of collecting of described 3rd battery container portion part.
Preferably, described multiple battery unit comprises the first battery unit, the second battery unit, the 3rd battery unit and the 4th battery unit that are disposed adjacent, described first battery unit and described second battery unit serial are arranged, an end face of described 3rd battery unit is between two end faces of described first battery unit, another end face is between two end faces of described second battery unit, and described 4th battery unit is disposed adjacent with described 3rd battery unit and upper surface is coplanar.
Preferably, described first battery container portion accommodates described 3rd battery unit and described 4th battery unit completely, described first battery unit of collecting of part and described second battery unit, described second battery unit of collecting of described second battery container portion part, described first battery unit of collecting of described 3rd battery container portion part.
Preferably, described multiple battery unit is triangular arranged.
Preferably, described second battery container portion and the projection of described 3rd battery container portion on described first end face coincide.
Preferably, the projection on described first end face of described second battery container portion and described 3rd battery container portion is complementary.
Preferably, described electrode terminal is arranged at the part of the first end face near described second battery container portion in described first battery container portion.
Preferably, described locking device is arranged on second end face in described first battery container portion.
Another kind of technical scheme provided by the invention is: a kind of electric tool, comprising: casing, comprises main casing and sub-shell; Motor, transmission component and output shaft, be contained in described main casing, and described output shaft is given in the power transmission that described motor exports by described transmission component, carries out work to drive working head; Battery component, is contained in described sub-shell, comprises: shell, and described shell extends along longitudinally, comprises vertical the bottom surface and the end face that are set forth in longitudinally; Multiple battery unit, be contained in described shell, each battery unit in described multiple battery unit has the main body extended along its center line, the lower surface that described main body comprises close described bottom surface and the upper surface be oppositely arranged, described multiple battery unit centerline parallel is in the setting of described longitudinally; Electrode terminal, is electrically connected with described multiple battery unit, and can be electrically connected with the electrode terminal of electric tool side; Described shell comprises the first battery container portion, the second battery container portion and the 3rd battery container portion along described longitudinally; Described first battery container portion comprise perpendicular to described longitudinally and with the first end face of described end face close together and perpendicular to described longitudinally and with the second end face of described bottom surface close together, described second battery container portion extends to described end face from described first end face along described longitudinally, described 3rd battery container portion extends to described bottom surface from described second end face along described longitudinally, and described second battery container portion and the described 3rd battery container portion projected area on described first end face is less than the area of described first end face.
Preferably, described sub-shell is provided with the opening for inserting described battery component away from one end of described main casing, being positioned at outside described opening of described 3rd battery container portion part.
Preferably, described sub-shell is the handle gripped for user.
Compared with prior art, battery component provided by the invention and electric tool compact appearance, have outstanding flexibility and portability, can obtain good experience.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the invention will be further described.
Fig. 1 is the schematic diagram of the battery component that first embodiment of the invention provides;
Fig. 2 is the top view of the battery component that first embodiment of the invention provides;
Fig. 3 is the perspective view of the battery component in Fig. 1;
Fig. 4 is the cell architecture schematic diagram of the battery component in Fig. 1;
Fig. 5 is the schematic diagram of the electric tool that first embodiment of the invention provides;
Fig. 6 is the schematic diagram of the battery component that second embodiment of the invention provides;
Fig. 7 is the top view of the battery component that second embodiment of the invention provides;
Fig. 8 is the perspective view of the battery component in Fig. 6;
Fig. 9 is the cell architecture schematic diagram of the battery component in Fig. 6;
Figure 10 is the schematic diagram of the battery component that third embodiment of the invention provides;
Figure 11 is the top view of the battery component that third embodiment of the invention provides;
Figure 12 is the perspective view of the battery component in Figure 10;
Figure 13 is the cell architecture schematic diagram of the battery component in Figure 10;
Figure 14 is the schematic diagram of the battery component that four embodiment of the invention provides;
Figure 15 is the top view of the battery component that four embodiment of the invention provides;
Figure 16 is the perspective view of the battery component in Figure 14;
Figure 17 is the cell architecture schematic diagram of the battery component in Figure 14;
Figure 18 is the schematic diagram of the battery component that fifth embodiment of the invention provides;
Figure 19 is the top view of the battery component that fifth embodiment of the invention provides;
Figure 20 is the perspective view of the battery component in Figure 18;
Figure 21 is the cell architecture schematic diagram of the battery component in Figure 18;
Figure 22 is the schematic diagram of the battery component that sixth embodiment of the invention provides;
Figure 23 is the top view of the battery component that sixth embodiment of the invention provides;
Figure 24 is the perspective view of the battery component in Figure 22;
Figure 25 is the cell architecture schematic diagram of the battery component in Figure 22;
Figure 26 is the schematic diagram of the battery component that seventh embodiment of the invention provides;
Figure 27 is the top view of the battery component that seventh embodiment of the invention provides;
Figure 28 is the perspective view of the battery component in Figure 26;
Figure 29 is the cell architecture schematic diagram of the battery component in Figure 26.
Wherein
1. battery container portion, shell 22a 22b 22c 22d. upper end 13. the 3rd
2a 2b 2c 2d. battery unit face 41. grab
2a ' 2b ' 2c ' 2d '. 3. electrode terminal 42. elastic components in self
Heart line 4. locking device 100. battery component
Battery container portion 111. first, 21a 21b 21c 21d. lower end 11. first end face
Battery container portion 112. second, face 12. second end face
113. end face 12b. second battery container portion 111d. first end faces
114. bottom surface 13b. the 3rd battery container portion 112d. second end faces
200. electric tool 100b. battery component 113d. end faces
201. casing 111b. first end face 114d. bottom surfaces
202. main casing 112b. second end face 1e. shells
203. sub-shell 113b. end face 3e. electrode terminals
204. switch module 114b. bottom surface 4e. locking devices
211. motor 1c. shell 11e. first battery container portions
212. transmission component 3c. electrode terminal 12e. second battery container portions
213. output shaft 4c. locking device 13e. the 3rd battery container portions
1a. shell 11c. first battery container portion 100e. battery component
3a. electrode terminal 12c. second battery container portion 111e. first end face
4a. locking device 13c. the 3rd battery container portion 112e. second end face
11a. first battery container portion 100c. battery component 113e. end face
12a. second battery container portion 111c. first end face 114e. bottom surface
13a. the 3rd battery container portion 112c. second end face 1f. shell
100a. battery component 113c. end face 3f. electrode terminal
111a. first end face 114c. bottom surface 4f. locking device
112a. second end face 1d. shell 11f. first battery container portion
113a. end face 3d. electrode terminal 12f. second battery container portion
4d. locking device 13f. the 3rd battery container portion, 114a. bottom surface
1b. shell 11d. first battery container portion 100f. battery component
3b. electrode terminal 12d. second battery container portion 111f. first end face
4b. locking device 13d. the 3rd battery container portion 113f. end face
11b. first battery container portion 100d. battery component 114f. bottom surface
Detailed description of the invention
Below in conjunction with the drawings and the specific embodiments, the present invention will be described in detail.
Description in full in, battery component is placed in the platform (not shown) that extends in the horizontal direction, and the bottom of battery component contacts with described platform, has bottom surface, and the top and bottom of battery component is oppositely arranged, and has end face.
Referring to Fig. 1-Fig. 4, is the schematic diagram of the battery component that first embodiment of the invention provides.Battery component 100 extends along longitudinally, and this longitudinally is perpendicular to the platform extended in the horizontal direction; Battery component 100 comprises shell 1, is contained in battery unit 2a, 2b in shell 1, is contained in the electrode terminal 3 be electrically connected with battery unit 2a, 2b in shell 1, and is arranged at the locking device 4 on shell.
Shell 1 extends along longitudinally, the first battery container portion 11 can be divided into, second battery container portion 12 and the 3rd battery container portion 13, comprise the sidewall that is parallel to longitudinally and perpendicular to the first end face 111, second end face 112 of longitudinally, end face 113 and bottom surface 114, close together between first end face 111 and end face 113, close together between the second end face 112 and bottom surface 114; First end face 111, second end face 112 and partial sidewall define the first battery container portion 11 of shell 1, be protruding to end face 113 from the first end face 111 along described longitudinally and define the second battery container portion 12, be protruding to bottom surface 114 from the second end face 112 along described longitudinally and define the 3rd battery container portion 13.
Battery unit 2a, 2b profile is cylindrical, there is the main body extended along its center line 2a ', the 2b ' that are parallel to described longitudinally, comprise the sidewall being parallel to its center line 2a ', 2b ', perpendicular to its center line 2a ', 2b ' and roughly rounded lower surface 21a, 21b and upper surface 22a, 22b; Lower surface 21a, 21b are near bottom surface 114, and upper surface 22a, 22b are oppositely arranged with lower surface 21a, 21b respectively.
Battery unit 2a, 2b are contained in shell 1, battery unit 2b has certain displacement relative to battery unit 2a on described longitudinally, thus make the lower surface 21a of battery unit 2a be arranged on bottom surface 114, the lower surface 21b of battery unit 2b is arranged on the second end face 112, now, battery unit 2a is between the first end face 111 and bottom surface 114, and battery unit 2b is between the second end face 112 and end face 113; Now, the upper surface 22a of battery unit 2a is between the upper surface 22b and lower surface 21b of battery unit 2b.
Second battery container portion 12 and the 3rd battery container portion 13 projected area on the first end face 111 is less than the area of the first end face 111, in the present embodiment, the projected area of the second battery container portion 12 on the first end face 111 is about the half of the first end face 111 area, the projected area of 3rd battery container portion 13 on the first end face 111 is about the half of the first end face 111 area, the symmetrical setting in second battery container portion 12 and the 3rd battery container portion 13, so projection and three battery container portion 13 projection on first end face 111 of the second battery container portion 12 on the first end face 111 is complementary, certainly, those skilled in the art it is contemplated that, second battery container portion 12 and the 3rd battery container portion 13 projected area on the first end face 111 also can be the half being greater than or less than the first end face 111 area, now, projection and three battery container portion 13 projection on first end face 111 of the second battery container portion 12 on the first end face 111 has overlapping or interval of part.
Battery unit 2a, 2b are lithium ionic cell unit, there is lithium metal oxide and/or lithium ion phosphate and/or other lithium base chemical compositions, such as active material of cathode can be one of lithium cobalt composite oxide, lithium nickel composite oxide, complex Li-Mn-oxide or their mixture or other lithium metal oxides, and as active material of cathode also can be lithium ion phosphate; As anode material can be graphitic carbon material; Battery unit 2a, 2b have the length of about 65mm and the cross-sectional diameter of about 18mm.
It is also contemplated that, battery unit 2a, 2b also can be other any rechargeable battery cells chemistry types, such as nickel-cadmium (NiCD), nickel-metal hydrides (NiMH), other lithium-based compound matter, other rechargeable battery cells chemical substance etc.; Battery unit 2a, 2b also can be the rechargeable battery cells of other size, such as, have the length of about 65mm and the cross-sectional diameter etc. of about 26mm; It is also contemplated that battery unit 2a, 2b also can be the electricity accumulating units of other types, such as super capacitor.
In the present embodiment, battery unit 2b is about the upper surface 22b of the lower surface 21a to battery unit 2b of 1/3rd, battery unit 2a of battery unit 2a length on described longitudinally distance relative to the shift length of battery unit 2a is about 1.3 times of battery unit 2a length, those skilled in the art it is also contemplated that, this length can adjust as required, when distance such as between the second end face 112 and bottom surface 114 changes, battery unit 2b can change relative to the shift length of battery unit 2a on described longitudinally, but battery unit 2b can not be excessive relative to the shift length of battery unit 2a on described longitudinally, otherwise increase making the length of battery component 100, in general, battery unit 2b is not more than 1/2nd of battery unit 2a length relative to the shift length of battery unit 2a on described longitudinally, so, the distance of the upper surface 22b of the lower surface 21a to battery unit 2b of battery unit 2a is between 1.3 times to 1.5 times of battery unit 2a length.
Electrode terminal 3 is arranged in shell 1, on the upper surface 22a being positioned at battery unit 2a, and is electrically connected by the perforate on the first end face 111 and electric tool or charging device.Electrode terminal 3 can comprise positive and negative electrode terminal, multiple logic terminal (not shown) and install the PCB of above-mentioned terminal.
Locking device 4 is arranged on shell 1, is contained in the recess position that formed between the 3rd battery container portion 13 and the second end face 112, is slidably connected with the second end face 112; Locking device 4 comprises elastic component 42 and grab 41, when user does not press locking device 4, grab 41 protrudes from the sidewall of shell 1, when user presses locking device 4, elastic component 42 is compressed, grab 41 retract shell 1 sidewall under, thus realize electric tool or charging device are locked or be released to battery component 100.
Referring to Fig. 5, is the schematic diagram of the electric tool that first embodiment of the invention provides.Electric tool 200, comprises casing 201, motor 211, transmission component 212, output shaft 213, switch module 204 and battery component 100.Casing 201 comprises main casing 202 and sub-shell 203, and motor 211, transmission component 212 and output shaft 213 are contained in main casing 202, and battery component 100 is contained in sub-shell 203; Battery component 100 provides electric power, drive motors 211 rotates, switch module 204 is arranged between battery component 100 and motor 211, whether work is carried out for controlling motor 211, the power transmission that motor 211 exports by transmission component 212, to output shaft 213, drives working head (not shown) to carry out work.
Battery component 100 inserts the sub-shell 203 of hand held electric tool 200 along I direction in figure, until electrode terminal 3 is reliably connected with the electrode terminal being arranged at electric tool 200 side, snapped in the groove that sub-shell 203 is arranged by the grab 41 on locking device 4, battery component 100 is lock onto on electric tool 200.Now, the locking device 4 of battery component 100 and the 3rd battery container portion 13 equal some be positioned at outside the sub-shell 203 of electric tool 200, in the present embodiment, the marginal portion of the sub-shell 203 of electric tool 200 is between bottom surface 114 and the second end face 112, also namely between the lower surface 21a and the lower surface 21b of battery unit 2b of battery unit 2a, thus make operator can operate locking device 4 easily battery component 100 is taken off from electric tool 200.The switch module 204 of electric tool 200 can in the recess position that formed of the second battery container portion 12 being contained in battery component 100 of part and the first end face 111, and in space between the sub-shell 203 that the second battery container portion 12 of battery unit 100 can be contained in switch module 204 and electric tool 200, namely the second battery container portion 12 of battery component 100 and switch module 204 have the overlapping of part on longitudinally.
The battery component 100 that present embodiment provides, the setting that battery unit 2a and battery unit 2b mutually staggers on longitudinally, the upper surface 22a making battery component 100 electrode terminal 3 can be arranged at battery unit 2a relative to battery unit 2b upper surface 22b in the space of caving in down, lower surface 21b locking device 4 being arranged at battery unit 2b relative to battery unit 2a lower surface 21a in the space of caving in down, relative to traditional battery component electrode terminal and locking device being arranged at respectively the two ends of battery unit, the length of battery component 100 provided by the invention is less, when battery component 100 is mounted to electric tool 200, the profile of electric tool 200 is compacter.
The battery component 100 that present embodiment provides, the setting that battery unit 2a and battery unit 2b mutually staggers on longitudinally, also make the contact surface of the sidewall of battery unit 2a and battery unit 2b reduce, reduce the heat transmission between battery unit 2a and battery unit 2b; The surface area of battery unit 2a, 2b increases, and improves the heat-sinking capability of battery unit 2a, 2b.By such cell architecture, battery unit 2a, 2b can be maintained in suitable temperature working range, extend the service time of battery component 100.
The battery component 100 that present embodiment provides, the setting that second battery container portion 12 protrudes from the first battery container portion 11, when battery component 100 is mounted to electric tool 200, electric tool 200 inner space can be effectively utilized, that battery component 100 and electric tool 200 can be installed is compacter, thus makes the small volume of electric tool 200; The setting that second battery container portion 12 protrudes from the first battery container portion 11, make user when installing battery component 100, the correct installation direction of battery component 100 can being recognized easily according to the position in the second battery container portion 12, effectively prevent maloperation, bringing facility for using.
Battery component of the present invention is not limited to the description in above-mentioned first embodiment, below emphasis other embodiments of battery component of the present invention are described.
Refer to Fig. 6-Fig. 9, in second embodiment of the invention, battery component 100a extends along longitudinally, and this longitudinally is perpendicular to the platform extended in the horizontal direction; Battery component 100a comprises shell 1a, is contained in battery unit 2a, 2b, 2c in shell 1a, is contained in the electrode terminal 3a be electrically connected with battery unit 2a, 2b, 2c in shell 1a, and is arranged at the locking device 4a on shell.Wherein, electrode terminal 3a and locking device 4a and the electrode terminal 3 in the first embodiment and locking device 4 substantially identical, be not described in detail at this.
Shell 1a extends along longitudinally, the first battery container portion 11a can be divided into, second battery container portion 12a and the 3rd battery container portion 13a, comprise the sidewall that is parallel to longitudinally and perpendicular to the first end face 111a of longitudinally, the second end face 112a, end face 113a and bottom surface 114a, close together between first end face 111a and end face 113a, close together between the second end face 112a and bottom surface 114a; First end face 111a, the second end face 112a and partial sidewall define the first battery container portion 11a of shell 1a, be protruding to end face 113a from the first end face 111a along described longitudinally and define the second battery container portion 12a, be protruding to bottom surface 114a from the second end face 112a along described longitudinally and define the 3rd battery container portion 13a.
Battery unit 2a, 2b, 2c profile is cylindrical, there is the main body extended along its center line 2a ' being parallel to described longitudinally, 2b ', 2c ', comprise the sidewall being parallel to its center line 2a ', 2b ', 2c ', perpendicular to its center line 2a ', 2b ', 2c ' and roughly rounded lower surface 21a, 21b, 21c and upper surface 22a, 22b, 22c; Lower surface 21a, 21b, 21c are near bottom surface 114a, and upper surface 22a, 22b, 22c are oppositely arranged with lower surface 21a, 21b, 21c respectively.
Battery unit 2a, 2b, 2c are contained in shell 1a, arrange in equilateral triangle.Wherein battery unit 2a, 2c is Justified is disposed adjacent, battery unit 2b has certain displacement relative to battery unit 2a, 2c on described longitudinally, thus make lower surface 21a, 21c of battery unit 2a, 2c be arranged on the 114a of bottom surface, the lower surface 21b of battery unit 2b is arranged on the second end face 112a, now, battery unit 2a, 2c are between the first end face 111a and bottom surface 114a, and battery unit 2b is between the second end face 112a and end face 113a; Now, upper surface 22a, 22c of battery unit 2a, 2c are between the upper surface 22b and lower surface 21b of battery unit 2b.
Second battery container portion 12a and the projected area of the 3rd battery container portion 13a on the first end face 111a are less than the area of the first end face 111a, in the present embodiment, the projected area of the second battery container portion 12a on the first end face 111a is about 1/3rd of the first end face 111a area, the projected area of 3rd battery container portion 13a on the first end face 111a is about 2/3rds of the first end face 111a area, the setting that second battery container portion 12a is relative with the 3rd battery container portion 13a, so the projection of the second battery container portion 12a on the first end face 111a and the 3rd battery container portion 13a projection on the first end face 111a is complementary, certainly, those skilled in the art it is contemplated that, the size of the second battery container portion 12a and the 3rd battery container portion 13a can adjust according to needs, now, the projection of the second battery container portion 12a on the first end face 111a and the 3rd projection of battery container portion 13a on the first end face 111a have overlapping or interval of part.
Refer to Figure 10-Figure 13, in third embodiment of the invention, battery component 100b extends along longitudinally, and this longitudinally is perpendicular to the platform extended in the horizontal direction; Battery component 100b comprises shell 1b, is contained in battery unit 2a, 2b, 2c in shell 1b, is contained in the electrode terminal 3b be electrically connected with battery unit 2a, 2b, 2c in shell 1b, and is arranged at the locking device 4b on shell.Wherein, electrode terminal 3b and locking device 4b and the electrode terminal 3 in the first embodiment and locking device 4 substantially identical, be not described in detail at this.
Shell 1b extends along longitudinally, the first battery container portion 11b can be divided into, second battery container portion 12b and the 3rd battery container portion 13b, comprise the sidewall that is parallel to longitudinally and perpendicular to the first end face 111b of longitudinally, the second end face 112b, end face 113b and bottom surface 114b, close together between first end face 111b and end face 113b, close together between the second end face 112b and bottom surface 114b; First end face 111b, the second end face 112b and partial sidewall define the first battery container portion 11b of shell 1b, be protruding to end face 113b from the first end face 111b along described longitudinally and define the second battery container portion 12b, be protruding to bottom surface 114b from the second end face 112b along described longitudinally and define the 3rd battery container portion 13b.
Battery unit 2a, 2b, 2c profile is cylindrical, there is the main body extended along its center line 2a ' being parallel to described longitudinally, 2b ', 2c ', comprise the sidewall being parallel to its center line 2a ', 2b ', 2c ', perpendicular to its center line 2a ', 2b ', 2c ' and roughly rounded lower surface 21a, 21b, 21c and upper surface 22a, 22b, 22c; Lower surface 21a, 21b, 21c are near bottom surface 114a, and upper surface 22a, 22b, 22c are oppositely arranged with lower surface 21a, 21b, 21c respectively.
Battery unit 2a, 2b, 2c are contained in shell 1b, arrange in equilateral triangle.Wherein battery unit 2b, 2c is Justified is disposed adjacent, battery unit 2b, 2c have certain displacement relative to battery unit 2a on described longitudinally, thus make the lower surface 21a of battery unit 2a be arranged on the 114a of bottom surface, lower surface 21b, 21c of battery unit 2b, 2c are arranged on the second end face 112b, now, battery unit 2a is between the first end face 111b and bottom surface 114b, and battery unit 2b, 2c are between the second end face 112b and end face 113b; Now, the upper surface 22a of battery unit 2a is at upper surface 22b, 22c of battery unit 2b, 2c with between lower surface 21b, 21c.
Second battery container portion 12b and the projected area of the 3rd battery container portion 13b on the first end face 111b are less than the area of the first end face 111b, in the present embodiment, the projected area of the second battery container portion 12b on the first end face 111b is about 2/3rds of the first end face 111b area, the projected area of 3rd battery container portion 13b on the first end face 111b is about 1/3rd of the first end face 111b area, the setting that second battery container portion 12b is relative with the 3rd battery container portion 13b, so the projection of the second battery container portion 12b on the first end face 111b and the 3rd battery container portion 13b projection on the first end face 111b is complementary, certainly, those skilled in the art it is contemplated that, the size of the second battery container portion 12b and the 3rd battery container portion 13b can adjust according to needs, now, the projection of the second battery container portion 12b on the first end face 111b and the 3rd projection of battery container portion 13b on the first end face 111b have overlapping or interval of part.
Refer to Figure 14-Figure 17, in four embodiment of the invention, battery component 100c extends along longitudinally, and this longitudinally is perpendicular to the platform extended in the horizontal direction; Battery component 100c comprises shell 1c, is contained in battery unit 2a, 2b, 2c, 2d in shell 1c, is contained in the electrode terminal 3c be electrically connected with battery unit 2a, 2b, 2c, 2d in shell 1c, and is arranged at the locking device 4c on shell.Wherein, electrode terminal 3c and locking device 4c and the electrode terminal 3 in the first embodiment and locking device 4 substantially identical, be not described in detail at this.
Shell 1c extends along longitudinally, the first battery container portion 11c can be divided into, second battery container portion 12c and the 3rd battery container portion 13c, comprise the sidewall that is parallel to longitudinally and perpendicular to the first end face 111c of longitudinally, the second end face 112c, end face 113c and bottom surface 114c, close together between first end face 111c and end face 113c, close together between the second end face 112c and bottom surface 114c; First end face 111c, the second end face 112c and partial sidewall define the first battery container portion 11c of shell 1c, be protruding to end face 113c from the first end face 111c along described longitudinally and define the second battery container portion 12c, be protruding to bottom surface 114c from the second end face 112c along described longitudinally and define the 3rd battery container portion 13c.
Battery unit 2a, 2b, 2c, 2d profile is cylindrical, there is the main body extended along its center line 2a ' being parallel to described longitudinally, 2b ', 2c ', 2d ', comprise the sidewall being parallel to its center line 2a ', 2b ', 2c ', 2d ', perpendicular to its center line 2a ', 2b ', 2c ', 2d ' and roughly rounded lower surface 21a, 21b, 21c, 21d and upper surface 22a, 22b, 22c, 22d; Lower surface 21a, 21b, 21c, 21d are near bottom surface 114c, and upper surface 22a, 22b, 22c, 22d are oppositely arranged with lower surface 21a, 21b, 21c, 21d respectively.
Battery unit 2a, 2b, 2c, 2d are contained in shell 1c, arrange in square.Wherein battery unit 2a, 2b is Justified is disposed adjacent, battery unit 2c, 2d are Justified to be disposed adjacent and to have certain displacement relative to battery unit 2a, 2b on described longitudinally, thus make lower surface 21a, 21b of battery unit 2a, 2b be arranged on the 114c of bottom surface, lower surface 21c, 21d of battery unit 2c, 2d are arranged on the second end face 112c, now, battery unit 2a, 2b are between the first end face 111c and bottom surface 114c, and battery unit 2c, 2d are between the second end face 112c and end face 113c; Now, upper surface 22a, 22b of battery unit 2a, 2b are at upper surface 22c, 22d of battery unit 2c, 2d with between lower surface 21c, 21d.In the present embodiment, battery unit 2a, 2b, 2c, 2d are arranged in square, and certainly, battery unit 2a, 2b, 2c, 2d also can assume diamond in shape setting.
Second battery container portion 12c and the projected area of the 3rd battery container portion 13c on the first end face 111c are less than the area of the first end face 111c, in the present embodiment, the projected area of the second battery container portion 12c on the first end face 111c is about 1/2nd of the first end face 111c area, the projected area of 3rd battery container portion 13c on the first end face 111c is about 1/2nd of the first end face 111c area, the setting that second battery container portion 12c is relative with the 3rd battery container portion 13c, so the projection of the second battery container portion 12c on the first end face 111c and the 3rd battery container portion 13c projection on the first end face 111c is complementary, certainly, those skilled in the art it is contemplated that, the size of the second battery container portion 12c and the 3rd battery container portion 13c can adjust according to needs, now, the projection of the second battery container portion 12c on the first end face 111c and the 3rd projection of battery container portion 13c on the first end face 111c have overlapping or interval of part.
Refer to Figure 18-Figure 21, in fifth embodiment of the invention, battery component 100d extends along longitudinally, and this longitudinally is perpendicular to the platform extended in the horizontal direction; Battery component 100d comprises shell 1d, is contained in battery unit 2a, 2b, 2c in shell 1d, is contained in the electrode terminal 3d be electrically connected with battery unit 2a, 2b, 2c in shell 1d, and is arranged at the locking device 4d on shell.Wherein, electrode terminal 3d and locking device 4d and the electrode terminal 3 in the first embodiment and locking device 4 substantially identical, be not described in detail at this.
Shell 1d extends along longitudinally, the first battery container portion 11d can be divided into, second battery container portion 12d and the 3rd battery container portion 13d, comprise the sidewall that is parallel to longitudinally and perpendicular to the first end face 111d of longitudinally, the second end face 112d, end face 113d and bottom surface 114d, close together between first end face 111d and end face 113d, close together between the second end face 112d and bottom surface 114d; First end face 111d, the second end face 112d and partial sidewall define the first battery container portion 11d of shell 1d, be protruding to end face 113d from the first end face 111d along described longitudinally and define the second battery container portion 12d, be protruding to bottom surface 114d from the second end face 112d along described longitudinally and define the 3rd battery container portion 13d.
Battery unit 2a, 2b, 2c profile is cylindrical, there is the main body extended along its center line 2a ' being parallel to described longitudinally, 2b ', 2c ', comprise the sidewall being parallel to its center line 2a ', 2b ', 2c ', perpendicular to its center line 2a ', 2b ', 2c ' and roughly rounded lower surface 21a, 21b, 21c and upper surface 22a, 22b, 22c; Lower surface 21a, 21b, 21c are near bottom surface 114d, and upper surface 22a, 22b, 22c are oppositely arranged with lower surface 21a, 21b, 21c respectively.
Battery unit 2a, 2b, 2c are contained in shell 1d, wherein battery unit 2a, 2b serial is arranged, battery unit 2c has certain displacement relative to battery unit 2a on described longitudinally, thus make the lower surface 21a of battery unit 2a be arranged on the 114d of bottom surface, the lower surface 21c of battery unit 2c is arranged on the second end face 112d, now, battery unit 2a, 2b are between end face 113d and ground 114d, and battery unit 2c is between the first end face 111d and the second end face 112d; Now, the upper surface 22c of battery unit 2c is between the upper surface 22b and lower surface 21b of battery unit 2b, and the lower surface 21c of battery unit 2c is between the upper surface 22a and lower surface 21a of battery unit 2a.
Second battery container portion 12d and the projected area of the 3rd battery container portion 13d on the first end face 111d are less than the area of the first end face 111d, in the present embodiment, the projected area of the second battery container portion 12d on the first end face 111d is about 1/2nd of the first end face 111d area, the projected area of 3rd battery container portion 13d on the first end face 111d is about 1/2nd of the first end face 111d area, the setting that second battery container portion 12d aligns with the 3rd battery container portion 13d, so the second projection of battery container portion 12d on the first end face 111d overlaps with the 3rd projection of battery container portion 13d on the first end face 111d, certainly, those skilled in the art it is contemplated that, the size of the second battery container portion 12d and the 3rd battery container portion 13d can adjust according to needs, now, the second projection of battery container portion 12d on the first end face 111d can be different from the projected area size of the 3rd battery container portion 13d on the first end face 111d.
Refer to Figure 22-Figure 25, in sixth embodiment of the invention, battery component 100e extends along longitudinally, and this longitudinally is perpendicular to the platform extended in the horizontal direction; Battery component 100e comprises shell 1e, is contained in battery unit 2a, 2b, 2c, 2d in shell 1e, is contained in the electrode terminal 3e be electrically connected with battery unit 2a, 2b, 2c, 2d in shell 1e, and is arranged at the locking device 4e on shell.Wherein, electrode terminal 3e and locking device 4e and the electrode terminal 3 in the first embodiment and locking device 4 substantially identical, be not described in detail at this.
Shell 1e extends along longitudinally, the first battery container portion 11e can be divided into, second battery container portion 12e and the 3rd battery container portion 13e, comprise the sidewall that is parallel to longitudinally and perpendicular to the first end face 111e of longitudinally, the second end face 112e, end face 113e and bottom surface 114e, close together between first end face 111e and end face 113e, close together between the second end face 112e and bottom surface 114e; First end face 111e, the second end face 112e and partial sidewall define the first battery container portion 11e of shell 1e, be protruding to end face 113e from the first end face 111e along described longitudinally and define the second battery container portion 12e, be protruding to bottom surface 114e from the second end face 112e along described longitudinally and define the 3rd battery container portion 13e.
Battery unit 2a, 2b, 2c, 2d profile is cylindrical, there is the main body extended along its center line 2a ' being parallel to described longitudinally, 2b ', 2c ', 2d ', comprise the sidewall being parallel to its center line 2a ', 2b ', 2c ', 2d ', perpendicular to its center line 2a ', 2b ', 2c ', 2d ' and roughly rounded lower surface 21a, 21b, 21c, 21d and upper surface 22a, 22b, 22c, 22d; Lower surface 21a, 21b, 21c, 21d are near bottom surface 114c, and upper surface 22a, 22b, 22c, 22d are oppositely arranged with lower surface 21a, 21b, 21c, 21d respectively.
Battery unit 2a, 2b, 2c, 2d are contained in shell 1e, arrange in equilateral triangle; Wherein battery unit 2a and battery unit 2b serial are arranged, battery unit 2c, 2d are Justified to be disposed adjacent, battery unit 2c, 2d have certain displacement relative to battery unit 2a, 2b on described longitudinally, thus make the lower surface 21a of battery unit 2a be arranged on the 114e of bottom surface, lower surface 21c, 21d of battery unit 2c, 2d are arranged on the second end face 112e, now, battery unit 2a, 2b are between end face 113e and bottom surface 114e, and battery unit 2c, 2d are between the first end face 111e and the second end face 112e; Now, upper surface 22c, 22d of battery unit 2c, 2d are between the upper surface 22b and lower surface 21b of battery unit 2b, and lower surface 21c, 21d of battery unit 2c, 2d are between the upper surface 22a and lower surface 21a of battery unit 2a.
Second battery container portion 12e and the projected area of the 3rd battery container portion 13e on the first end face 111e are less than the area of the first end face 111e, in the present embodiment, the projected area of the second battery container portion 12e on the first end face 111e is about 1/3rd of the first end face 111e area, the projected area of 3rd battery container portion 13e on the first end face 111e is about 1/3rd of the first end face 111e area, the setting that second battery container portion 12e aligns with the 3rd battery container portion 13e, so the second projection of battery container portion 12e on the first end face 111e overlaps with the 3rd projection of battery container portion 13e on the first end face 111e, certainly, those skilled in the art it is contemplated that, the size of the second battery container portion 12e and the 3rd battery container portion 13e can adjust according to needs, and the second projection of battery container portion 12e on the first end face 111e can be different from the projected area size of the 3rd battery container portion 13e on the first end face 111e.
Refer to Figure 26-Figure 29, in seventh embodiment of the invention, battery component 100f extends along longitudinally, and this longitudinally is perpendicular to the platform extended in the horizontal direction; Battery component 100f comprises shell 1f, is contained in battery unit 2a, 2b, 2c, 2d in shell 1f, is contained in the electrode terminal 3f be electrically connected with battery unit 2a, 2b, 2c, 2d in shell 1f, and is arranged at the locking device 4f on shell.Wherein, electrode terminal 3f is substantially identical with the electrode terminal 3 in the first embodiment, is not described in detail at this.
Shell 1f extends along longitudinally, can be divided into the first battery container portion 11f, the second battery container portion 12f, comprises the sidewall that is parallel to longitudinally and perpendicular to the first end face 111f, the end face 113f of longitudinally and bottom surface 114f; First end face 111e, bottom surface 114f and partial sidewall define the first battery container portion 11f of shell 1f, be protruding to end face 113f define the second battery container portion 12f from the first end face 111f along described longitudinally.
Battery unit 2a, 2b, 2c, 2d profile is cylindrical, there is the main body extended along its center line 2a ' being parallel to described longitudinally, 2b ', 2c ', 2d ', comprise the sidewall being parallel to its center line 2a ', 2b ', 2c ', 2d ', perpendicular to its center line 2a ', 2b ', 2c ', 2d ' and roughly rounded lower surface 21a, 21b, 21c, 21d and upper surface 22a, 22b, 22c, 22d; Lower surface 21a, 21b, 21c, 21d are near bottom surface 114f, and upper surface 22a, 22b, 22c, 22d are oppositely arranged with lower surface 21a, 21b, 21c, 21d respectively.
Battery unit 2a, 2b, 2c, 2d are contained in shell 1f, wherein lower surface 21a, 21b, 21c of battery unit 2a, 2b, 2c are arranged on the 114f of bottom surface, arrange in equilateral triangle, battery unit 2d and battery unit 21a serial are arranged, now, battery unit 2a, 2d are between end face 113f and bottom surface 114f, and battery unit 2b, 2c are between the first end face 111f and bottom surface 114f.
The projected area of the second battery container portion 12f on the first end face 111f is less than the area of the first end face 111f, and in the present embodiment, the projected area of the second battery container portion 12f on the first end face 111f is about 1/3rd of the first end face 111f area; Certainly, those skilled in the art are it is contemplated that the size of the second battery container portion 12f can adjust according to needs.
Compared with prior art, battery component compact appearance provided by the invention, when battery component is connected to electric tool, more effectively can utilize the space in electric tool, make the profile of electric tool also compacter, thus good experience can be brought to user.
What it may occur to persons skilled in the art that is; the present invention can also have other implementation; as long as but its technical spirit adopted is identical with the present invention or close, or any easy full of beard of making based on the present invention and change and replace all within protection scope of the present invention.

Claims (23)

1. a battery component, comprising:
Shell, described shell extends along longitudinally, comprises the bottom surface perpendicular to described longitudinally and end face;
Multiple battery unit, be contained in described shell, each battery unit in described multiple battery unit has the main body extended along its center line, the lower surface that described main body comprises close described bottom surface and the upper surface be oppositely arranged, described multiple battery unit centerline parallel is arranged in described longitudinally;
Electrode terminal, is electrically connected with described multiple battery unit, and can be electrically connected with the electrode terminal of electric tool;
Locking device, is arranged on described shell, exercisablely described battery component and electric tool is locked or discharges;
It is characterized in that: described shell comprises the first battery container portion, the second battery container portion and the 3rd battery container portion along described longitudinally; Described first battery container portion comprise perpendicular to described longitudinally and with the first end face of described end face close together and perpendicular to described longitudinally and with the second end face of described bottom surface close together, described second battery container portion extends to described end face from described first end face along described longitudinally, described 3rd battery container portion extends to described bottom surface from described second end face along described longitudinally, and described second battery container portion and the described 3rd battery container portion projected area on described first end face is less than the area of described first end face.
2. battery component according to claim 1, is characterized in that: the projected area of described second battery container portion on described first end face is about 1/2nd of the area of described first end face.
3. battery component according to claim 2, is characterized in that: described multiple battery unit comprises the first battery unit and the second battery unit that are disposed adjacent, and the upper surface of described first battery unit is between the upper and lower end face of described second battery unit.
4. battery component according to claim 3, it is characterized in that: described first battery unit of collecting of described first battery container portion part and described second battery unit, described second battery unit of collecting of described second battery container portion part, described first battery unit of collecting of described 3rd battery container portion part.
5. battery component according to claim 3, is characterized in that: described multiple battery unit also comprises the 3rd battery unit, and a serial in described 3rd battery unit and described first battery unit and described second battery unit is arranged.
6. battery component according to claim 5, it is characterized in that: described first battery unit is accommodated in described first battery container portion completely, described second battery unit of collecting of part and described 3rd battery unit, described second battery unit of collecting of described second battery container portion part, described 3rd battery unit of collecting of described 3rd battery container portion part.
7. battery component according to claim 3, it is characterized in that: described multiple battery unit also comprises the 3rd battery unit and the 4th battery unit, described 3rd battery unit and described 4th battery unit are respectively with described first battery unit with described second battery unit is disposed adjacent and upper surface is coplanar.
8. battery component according to claim 7, is characterized in that: described multiple battery unit is square arrangement.
9. battery component according to claim 7, is characterized in that: described multiple battery unit assumes diamond in shape arrangement.
10. battery component according to claim 1, is characterized in that: the projected area of described second battery container portion on described first end face is about 1/3rd of the area of described first end face.
11. battery components according to claim 10, it is characterized in that: described multiple battery unit comprises the first battery unit, the second battery unit and the 3rd battery unit that are disposed adjacent, the upper surface of described first battery unit is between the upper and lower end face of described second battery unit, and the upper surface of in the upper surface of described 3rd battery unit and described first battery unit and described second battery unit is coplanar.
12. battery components according to claim 11, it is characterized in that: described first battery unit of collecting of described first battery container portion part, the second battery unit and the 3rd battery unit, described second battery unit of collecting of described second battery container portion part, described first battery unit of collecting of described 3rd battery container portion part and described 3rd battery unit.
13. battery components according to claim 11, it is characterized in that: described first battery unit of collecting of described first battery container portion part, the second battery unit and the 3rd battery unit, described second battery unit of collecting of described second battery container portion part and described 3rd battery unit, described first battery unit of collecting of described 3rd battery container portion part.
14. battery components according to claim 10, it is characterized in that: described multiple battery unit comprises the first battery unit, the second battery unit, the 3rd battery unit and the 4th battery unit that are disposed adjacent, described first battery unit and described second battery unit serial are arranged, an end face of described 3rd battery unit is between two end faces of described first battery unit, another end face is between two end faces of described second battery unit, and described 4th battery unit is disposed adjacent with described 3rd battery unit and upper surface is coplanar.
15. battery components according to claim 14, it is characterized in that: described first battery container portion accommodates described 3rd battery unit and described 4th battery unit completely, described first battery unit of collecting of part and described second battery unit, described second battery unit of collecting of described second battery container portion part, described first battery unit of collecting of described 3rd battery container portion part.
16. battery components according to claim 11 or 14, is characterized in that: described multiple battery unit is triangular arranged.
17. battery components according to claim 1, is characterized in that: described second battery container portion and the projection of described 3rd battery container portion on described first end face coincide.
18. battery components according to claim 1, is characterized in that: the projection on described first end face of described second battery container portion and described 3rd battery container portion is complementary.
19. battery components according to claim 1, is characterized in that: described electrode terminal is arranged at the part of the first end face near described second battery container portion in described first battery container portion.
20. battery components according to claim 1, is characterized in that: described locking device is arranged on second end face in described first battery container portion.
21. 1 kinds of electric tools, comprising:
Casing, comprises main casing and sub-shell;
Motor, transmission component and output shaft, be contained in described main casing, and described output shaft is given in the power transmission that described motor exports by described transmission component, carries out work to drive working head;
Battery component, is contained in described sub-shell, comprises:
Shell, described shell extends along longitudinally, comprises the bottom surface perpendicular to described longitudinally and end face;
Multiple battery unit, be contained in described shell, each battery unit in described multiple battery unit has the main body extended along its center line, the lower surface that described main body comprises close described bottom surface and the upper surface be oppositely arranged, described multiple battery unit centerline parallel is in the setting of described longitudinally;
Electrode terminal, is electrically connected with described multiple battery unit, and can be electrically connected with the electrode terminal of electric tool side;
It is characterized in that: described shell comprises the first battery container portion, the second battery container portion and the 3rd battery container portion along described longitudinally; Described first battery container portion comprise perpendicular to described longitudinally and with the first end face of described end face close together and perpendicular to described longitudinally and with the second end face of described bottom surface close together, described second battery container portion extends to described end face from described first end face along described longitudinally, described 3rd battery container portion extends to described bottom surface from described second end face along described longitudinally, and described second battery container portion and the described 3rd battery container portion projected area on described first end face is less than the area of described first end face.
22. electric tools according to claim 21, is characterized in that: described sub-shell is provided with the opening for inserting described battery component away from one end of described main casing, being positioned at outside described opening of described 3rd battery container portion part.
23. electric tools according to claim 21, is characterized in that: described sub-shell is the handle gripped for user.
CN201110093260.4A 2010-10-25 2011-04-14 Battery module and electric tool adopting same Active CN102452063B (en)

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CN115377595A (en) * 2022-09-15 2022-11-22 惠州市豪鹏科技有限公司 Storage battery mounting structure and handheld device

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CN101632186A (en) * 2007-04-23 2010-01-20 日立工机株式会社 Battery pack and battery-driven power tool using the same
CN101508105A (en) * 2008-02-15 2009-08-19 株式会社牧田 Electric tools

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