CN202291652U - Chain saw driven by storage battery - Google Patents

Chain saw driven by storage battery Download PDF

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Publication number
CN202291652U
CN202291652U CN2011203937766U CN201120393776U CN202291652U CN 202291652 U CN202291652 U CN 202291652U CN 2011203937766 U CN2011203937766 U CN 2011203937766U CN 201120393776 U CN201120393776 U CN 201120393776U CN 202291652 U CN202291652 U CN 202291652U
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CN
China
Prior art keywords
casing
chain saw
battery
batteries
saw
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Expired - Fee Related
Application number
CN2011203937766U
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Chinese (zh)
Inventor
陈洁
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Zhejiang YAT Electrical Appliance Co Ltd
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Zhejiang YAT Electrical Appliance Co Ltd
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Priority to CN2011203937766U priority Critical patent/CN202291652U/en
Application granted granted Critical
Publication of CN202291652U publication Critical patent/CN202291652U/en
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    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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Abstract

The utility model discloses a chain saw driven by a storage battery. The chain saw comprises a casing, wherein a chain saw is mounted at the front end of the casing, a front handle is arranged at the front part of the casing, a rear handlle is arranged at the rear part of the casing, a driving system and a storage battery are arranged on the casing, the storage battery is arranged inside a battery case, the driving system comprises a driving motor, the storage battery is used for providing a power source for the driving system, the driving system drives the chain saw to work, the driving motor is arranged at the front part of the casing and protrudes to the left side of the casing, the battery case is arranged between the driving motor and the rear handle, the battery case tightly leans against the motor shield of the driving motor, one part of the battery case is inserted inside the casing, and one part of the battery case protrudes to the left side of the casing. According to the utility model, the space between the storage battery and the motor can be made to be minimal under the structure allowing condition, so that the gravity center of the chain saw gets close to the front handle conveniently, and the operation and the safety use are facilitated.

Description

A kind of battery-driven chain saw
Technical field
The utility model relates to chain saw.
Background technology
Application number is 201010132395.2 Chinese invention patent (publication number 101817106A; Open day on September 10th, 2010) relate to a kind of battery-driven portable handheld work apparatus; Be specifically related to a kind of portable manual operating formula mechanical chain saw; This mechanical chain saw has the apparatus housing, accommodates electric drive motor and the output device that is used for Work tool therein.In addition, in the apparatus housing, be furnished with batteries, wherein, the apparatus housing has the handle that is used to handle work apparatus.Batteries all is contained in the holding tank of apparatus housing basically, and wherein, the apparatus housing has the housing volume and holding tank has the receiving volume that is in the apparatus housing, the volume ratio of housing volume and receiving volume about 1.5 to maximum 5 scope.But so construct battery-driven chain saw, at certain power with under running time, the operation chain saw is convenient and strength-saving inadequately.
The utility model content
The utility model technical problem to be solved just provides a kind of battery-driven chain saw; The structure configuration rationally; So construct battery-driven chain saw, at enough power with under running time, the feasible chain saw casing that does not have the structure of obstruction becomes possibility.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of battery-driven chain saw comprises casing; Said casing front end is equipped with chain saw, and the casing front portion is provided with front handlebar, and the casing rear portion is provided with the back handle; Casing is provided with drive system and batteries, and batteries is located in the battery container, and drive system comprises drive motors; Wherein, batteries is that drive system provides power source, the work of drive systems chain saw; It is characterized in that: it is anterior and prominent to the housing left side that said drive motors is located at casing, and battery container is located between drive motors and the back handle, and battery container is near the drive motors motor cover; Battery container part volume inserts interior, and battery container part volume is prominent to the casing left side.
As preferably, the volume ratio of the cumulative volume of said battery container and the battery container that is inserted into casing is in 2 to 8 scope.
As preferably, the measured chain saw length overall of handle to chain saw front end and the ratio of the batteries center of gravity and the spacing of back handle are in 1.8 to 2.5 scope from the back.
As preferably, the ratio that said batteries center of gravity plays axis mid point height of measurement to the casing axis of the height measured the casing axis and chain saw front handlebar 100cm grip zone is between 1 to 2.
As preferably, the line of the axis of said front handlebar and the center of gravity of batteries and the bottom of shell horizontal line angle that projection forms on vertical plane is greater than 45 °.
As preferably; DC control system also is installed on the said casing; Said DC control system is made up of back signaling switch, front signal switch, controller, and back signaling switch is connected with controller through lead, the startup-shutdown of back signaling switch control motor; The front signal switch also is connected with controller through lead, and front signal switch control chain saw breaks off the power supply of motor in advance in the time of brake.
As preferably, said controller is arranged on drive motors one side.
As preferably, said drive system also comprises output shaft, and the axle of drive motors is gone up a pinion is installed, and a gear wheel is installed on the said output shaft, and the gearratio between pinion and gear wheel engaged transmission and pinion and gear wheel is controlled between 4 to 10.
As preferably, said batteries has 450cm 3To 1200cm 3Volume, battery single-unit voltage is at 1.2 volts to 5 volts in the batteries, the accumulator battery voltage of forming through series and parallel is about 12 volts to 72 volts.
As preferably; Said chain saw is fixed on saw chain on the casing through saw chain secured adjusted system, and saw chain secured adjusted system comprises and compresses knob and adjusting knob, compresses knob and screws in the adjusting knob outside; Compress knob through the screw-threaded coupling carrier bar, adjusting knob is regulated the tightness of saw chain.
In the utility model batteries basically on its whole length all near motor cover, wherein some is inserted into interior, makes motor cover and battery flush, outward appearance looks neatly compactly.And batteries has the shape of squarish; And roughly on the motor cover height, extend on the axis therein; Batteries is arranged between the motor and back handle of chain saw, and wherein, the spacing of batteries and motor is accomplished minimum under the situation that structure allows; Help like this center of gravity of chain saw near front handlebar, be convenient to operation and safe handling.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is further described:
Fig. 1 drives the schematic side view of chain saw for the utility model battery;
Fig. 2 drives the schematic top plan view of chain saw for the utility model battery.
The specific embodiment
As depicted in figs. 1 and 2, be the embodiment of a kind of battery-driven chain saw of the utility model, comprise casing 6; Said casing front end is equipped with chain saw 7, and the casing front portion is provided with front handlebar 2, and the casing rear portion is provided with back handle 64; Casing is provided with drive system 31 and batteries 9, and batteries is located in the battery container, and drive system comprises drive motors 31; Wherein, batteries is that drive system provides power source, the work of drive systems chain saw; It is characterized in that: it is anterior and prominent to the housing left side that said drive motors is located at casing, and battery container is located between drive motors and the back handle, and battery container is near the drive motors motor cover; Battery container part volume inserts interior, and battery container part volume is prominent to the casing left side.The cumulative volume of said battery container and the volume ratio of battery container that is inserted into casing are in 2 to 8 scope.The measured chain saw length overall of handle to chain saw front end and the ratio of the batteries center of gravity 91 and the spacing of back handle are in 1.8 to 2.5 scope from the back.The ratio that said batteries center of gravity plays axis mid point 22 height of measurement to the casing axis of the height casing axis 63 measured and chain saw front handlebar 100cm grip zone is between 1 to 2.The line of the axis 21 of said front handlebar and the center of gravity 91 of batteries and the bottom of shell horizontal line angle that projection forms on vertical plane are greater than 45 °.
DC control system 1 also is installed on the said casing; Said DC control system is made up of back signaling switch 11, front signal switch 12, controller 13; Back signaling switch is connected with controller through lead; The startup-shutdown of back signaling switch control motor, the front signal switch also is connected with controller through lead, and front signal switch control chain saw breaks off the power supply of motor in advance in the time of brake.Said controller 13 is arranged on drive motors one side.
Said drive system 3 also comprises output shaft 32, and the axle of drive motors is gone up a pinion is installed, and a gear wheel is installed on the said output shaft, and the gearratio between pinion and gear wheel engaged transmission and pinion and gear wheel is controlled between 4 to 10.Said batteries has 450cm 3To 1200cm 3Volume, battery single-unit voltage is at 1.2 volts to 5 volts in the batteries, the accumulator battery voltage of forming through series and parallel is about 12 volts to 72 volts.Said chain saw is fixed on saw chain on the casing 6 through saw chain secured adjusted system 8; Saw chain secured adjusted system comprises and compresses knob 81 and adjusting knob 82; Compress knob and screw in the adjusting knob outside, compress knob through the screw-threaded coupling carrier bar, adjusting knob is regulated the tightness of saw chain.
According to the present invention, batteries basically on its whole length all near motor cover, wherein some is inserted into interior, makes motor cover and battery flush, outward appearance looks neatly compactly.According to the utility model, like this selected shape promptly, makes in about 2 the most about 8 the scope of volume ratio of battery container and the battery container that is inserted into casing.This volume ratio has been controlled battery on the one hand and has been inserted the degree of depth of casing, and is also reserving the space that miscellaneous part is installed for interior on the other hand.
Not only volume is definite significant, and the position of centre of gravity of batteries is significant equally on the casing.Advantageously, adopt such layout, that is, the measured chain saw length overall of handle to chain saw front end and the center of gravity of batteries and the ratio of the spacing of back handle are about 1.8 to 2.5 from the back, especially are about 2.At this, be advantageously provided such height, promptly; In this height; The ratio that the batteries center of gravity plays mid point height of measurement to the casing axis of the height measured the casing axis and chain saw front handlebar 100cm grip zone is about 1 to 2, especially is about 1.6, and what confirmed to suit is; In the vertical view of chain saw, the batteries center of gravity plays the height of measuring the casing axis has preferred little height.Front handlebar 100cm grip zone is a safety requirement, is exactly to roll a week in the cylinder of a long 100mm of the diameter 35mm surface that can touch front handlebar, can not be blocked by any parts, just representes the gripping area of effective 100mm.Perhaps you directly remove the length of 100mm, change a mode and describe this mid point, just say the mid point of the horizontal gripping area of front handlebar.
Batteries has about 450cm 3To 1200cm 3Volume, especially about 1100cm 3Volume and for the combination that is arranged in the single battery in the batteries provides sufficient mechanism space, that is, no matter nickel-cadmium cell, Ni-MH battery, lithium ion battery, lithium polymer battery, ferric phosphate lithium cell, lithium-similar design batteries such as titanium battery.Advantageously cell voltage preferentially selects about 3.2 volts to 3.6 volts scope at 1.2 volts to 5 volts, and its battery voltage can provide 12 volts to 72 volts, preferentially selects 18 volts to 40 volts accumulator battery voltage.Advantageously, batteries has about 36 volts to 48 volts floating voltage.
Batteries has the shape of squarish, and roughly on the motor cover height, extends on the axis therein.Batteries is arranged between the motor and back switch trigger of chain saw, and wherein, the spacing of batteries and motor is accomplished minimum under the situation that structure allows.Help like this center of gravity of chain saw near front handlebar, be convenient to operation and safe handling.
Drive motors is that brush or brushless DC motor are arranged, and it moves through controller, in the layout of control preferential controller is arranged in front handlebar under.
The utility model also comprises lubricating oil feed system 4, protective plate 5; As shown in Figure 1; DC control system 1 comprises back signaling switch 11, front signal switch 12, controller 13 compositions, and back signaling switch 11 is connected the startup-shutdown of back signaling switch 11 major control motors through lead with controller 13; Front signal switch 12 also is connected with controller 13 through lead; Front signal switch 12 major control chain saws break off the power supply of motor in advance in the time of brake, prevent that drive motors 31 from generating heat because of electric current is excessive.Controller 13 is arranged in the drive system 3 drive motors 31 1 sides near the air inlet position, and drive motors 31 afterbodys can cool off controller 13 when sucking cold air simultaneously like this.Anti-locking press button 61 mainly is to prevent that the people who is unfamiliar with machine from opening machine, damages (only press this button pull switch trigger device again could start).
As shown in Figure 1, drive system 3 comprises drive motors 31 and output shaft 32, considers the cost problem; Here general direct current chain saw all adopts brush motor as power resources, and the rotating speed of drive motors 31 need be exported bigger moment of torsion through slowing down all than higher like this; The axle of drive motors 31 is gone up a pinion is installed; A gear wheel is installed on output shaft 32, is realized deceleration transmission, gearratio (S) is controlled between 4 to 10; When selecting brushless electric machine, can adopt direct output to drive saw chain 7 as drive motors 31.
As shown in Figure 1, batteries 9 is arranged in a side of casing 6, is between drive motors 31 and the back handle between (switch trigger 62 be positioned at back handle forward position).Batteries 9 basically on its whole length all near motor cover, wherein some is inserted into casing 6 inside, battery container be inserted in about 2 the most about 8 the scope of volume ratio (V) of the battery container of casing.As shown in Figure 1; Casing 6 front ends are to the chain saw casing total length L1 of casing 6 back handles, and the center of gravity 91 of batteries 9 is to the distance L 2 of grip, casing 6 back, and the value of L1/L2 (W) is about 1.8 to 2.5; As shown in Figure 2; Batteries is arranged in a side of casing 6 axis 63, the weight balancing when guaranteeing that the operator grips, and the center of gravity 91 of batteries 9 is to the distance L 4 of the axis 63 of casing 6; The axis mid point 22 of the effective grip zone of 100cm of front handlebar 2 is to the distance L 3 of the axis 63 of casing 6, and the value of L4/L3 (X) is controlled at 1 to 2.As shown in Figure 1; The line of the axis 21 of front handlebar 2 and the center of gravity 91 of batteries 9 and the bottom of shell horizontal line angle a that projection forms on vertical plane; As long as the size of a is greater than 45 °; Add the quality of drive system 3 and control system 1, just can guarantee that chain saw is no more than 30 ° safety standard requirements up and down with horizontal plane angle under the free suspension status of front handlebar.
As shown in Figure 2; Chain saw is fixed on saw chain 7 on the casing through saw chain secured adjusted system 8, and compressing knob 81 mainly is through the screw-threaded coupling carrier bar, compress knob do not have locking situation under; Can regulate the tightness of saw chain 8 through adjusting knob 82, the assurance saw chain is worked safely and effectively.
Batteries 9 has about 450cm 3To 1200cm 3Volume, the inside arranges the electric core of some, single-unit voltage is at 1.2 volts to 5 volts, the accumulator battery voltage of forming through series and parallel is about 12 volts to 72 volts.The inside is provided with holding circuit, and discharging and recharging of control battery guarantees the safe operation of batteries.

Claims (10)

1. a battery-driven chain saw comprises casing (6), and said casing front end is equipped with chain saw (7); The casing front portion is provided with front handlebar (2), and the casing rear portion is provided with back handle (64), and casing is provided with drive system (31) and batteries (9); Batteries is located in the battery container, and drive system comprises drive motors (31), wherein; Batteries is that drive system provides power source, and the work of drive systems chain saw is characterized in that: it is anterior and prominent to the housing left side that said drive motors is located at casing; Battery container is located between drive motors and the back handle; Battery container is near the drive motors motor cover, and battery container part volume inserts interior, and battery container part volume is prominent to the casing left side.
2. a kind of battery-driven chain saw according to claim 1 is characterized in that: the cumulative volume of said battery container and the volume ratio of battery container that is inserted into casing are in 2 to 8 scope.
3. a kind of battery-driven chain saw according to claim 2 is characterized in that: from the back the measured chain saw length overall of handle to chain saw front end and batteries center of gravity (91) and afterwards the ratio of the spacing of handle in 1.8 to 2.5 scope.
4. a kind of battery-driven chain saw according to claim 3 is characterized in that: the ratio that said batteries center of gravity (91) plays axis mid point (22) height of measurement to the body axis of the height measured casing axis (63) and chain saw front handlebar (2) 100cm grip zone is between 1 to 2.
5. a kind of battery-driven chain saw according to claim 4 is characterized in that: the line of the center of gravity (91) of axis of said front handlebar (21) and batteries and the bottom of shell horizontal line angle that projection forms on vertical plane is greater than 45 °.
6. according to each described a kind of battery-driven chain saw of claim 1 to 5; It is characterized in that: DC control system (1) also is installed on the said casing (6); Said DC control system is made up of back signaling switch (11), front signal switch (12), controller (13); Back signaling switch is connected with controller through lead; The startup-shutdown of back signaling switch control motor, the front signal switch also is connected with controller through lead, and front signal switch control chain saw breaks off the power supply of motor in advance in the time of brake.
7. a kind of battery-driven chain saw according to claim 6 is characterized in that: said controller (13) is arranged on drive motors one side.
8. a kind of battery-driven chain saw according to claim 6; It is characterized in that: said drive system (3) also comprises output shaft (32); The axle of drive motors is gone up a pinion is installed; A gear wheel is installed on the said output shaft, and the gearratio between pinion and gear wheel engaged transmission and pinion and gear wheel is controlled between 4 to 10.
9. a kind of battery-driven chain saw according to claim 6 is characterized in that: said batteries (9) has 450cm 3To 1200cm 3Volume, battery single-unit voltage is at 1.2 volts to 5 volts in the batteries, the accumulator battery voltage of forming through series and parallel is about 12 volts to 72 volts.
10. a kind of battery-driven chain saw according to claim 6; It is characterized in that: said chain saw is fixed on saw chain on the casing (6) through saw chain secured adjusted system (8); Saw chain secured adjusted system comprises and compresses knob (81) and adjusting knob (82); Compress knob and screw in the adjusting knob outside, compress knob through the screw-threaded coupling carrier bar, adjusting knob is regulated the tightness of saw chain.
CN2011203937766U 2011-10-14 2011-10-14 Chain saw driven by storage battery Expired - Fee Related CN202291652U (en)

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Application Number Priority Date Filing Date Title
CN2011203937766U CN202291652U (en) 2011-10-14 2011-10-14 Chain saw driven by storage battery

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CN2011203937766U CN202291652U (en) 2011-10-14 2011-10-14 Chain saw driven by storage battery

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102416504A (en) * 2011-10-14 2012-04-18 浙江亚特电器有限公司 Chain saw driven by storage battery
WO2018137127A1 (en) * 2017-01-24 2018-08-02 Tti (Macao Commercial Offshore) Limited Battery terminal holder for electric tools
CN109641365A (en) * 2017-05-09 2019-04-16 布楼恩特公司 High efficiency saw chain
CN111745748A (en) * 2019-03-26 2020-10-09 株式会社山彦 Electric working machine
US11090741B2 (en) 2017-05-09 2021-08-17 Oregon Tool, Inc. High efficiency saw chain

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102416504A (en) * 2011-10-14 2012-04-18 浙江亚特电器有限公司 Chain saw driven by storage battery
WO2018137127A1 (en) * 2017-01-24 2018-08-02 Tti (Macao Commercial Offshore) Limited Battery terminal holder for electric tools
US11440176B2 (en) 2017-01-24 2022-09-13 Techtronic Cordless Gp Battery terminal holder for electric tools
CN109641365A (en) * 2017-05-09 2019-04-16 布楼恩特公司 High efficiency saw chain
US11090741B2 (en) 2017-05-09 2021-08-17 Oregon Tool, Inc. High efficiency saw chain
CN111745748A (en) * 2019-03-26 2020-10-09 株式会社山彦 Electric working machine
CN111745748B (en) * 2019-03-26 2023-02-17 株式会社山彦 Electric working machine

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120704

Termination date: 20201014