CN200945605Y - Electric tool - Google Patents
Electric tool Download PDFInfo
- Publication number
- CN200945605Y CN200945605Y CNU2006201370308U CN200620137030U CN200945605Y CN 200945605 Y CN200945605 Y CN 200945605Y CN U2006201370308 U CNU2006201370308 U CN U2006201370308U CN 200620137030 U CN200620137030 U CN 200620137030U CN 200945605 Y CN200945605 Y CN 200945605Y
- Authority
- CN
- China
- Prior art keywords
- electric tool
- control circuit
- handle
- lighting device
- cylindrical body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
Abstract
The utility model relates to an electric tool with illuminating function, which comprises a tool main body and a charging device electrically connected with the tool main body, wherein, inside the tool main body is arranged an electrical motor, a battery, a working element driven by the electrical motor to rotate, an illuminating device connected with the battery and a control circuit matched with the illuminating device; the illuminating device can be used as independent means for illuminating. When the tool main body is in charging state, the illuminating device is unable to illuminate under the control of the control circuit; when the power supply of the charging device is turned off, the illuminating device illuminates under the control of the control circuit, therefore, the illuminating device can be used for emergency illumination when power supply is turned off.
Description
Technical field
The utility model relates to a kind of electric tool, and especially a kind of electric screw with lighting device is criticized.
Background technology
Usually, existing electric tool such as electric screw is criticized, electric household dust catcher etc. all only has a little light source as very faint floor light of when work, indicator lamp indicating the working condition of electric tool perhaps is set on instrument, this type of assist illuminator or indicator lamp all only have miscellaneous function for electric tool, and do not have independently function.
Criticize the combination tool that is provided with auxiliary lighting apparatus as a kind of electric screw that U.S.'s reissue patent is disclosed for No. 38729, comprise one handle and the cylinder that is connected with handle, wherein be provided with battery in the handle, the cylinder end output shaft that has been rotatably connected, one switch is electrically connected between battery and the output shaft and is used for output shaft is controlled, one lighting device comprises two globular bulbs, they are arranged at respectively on the cylinder end face of both sides of output shaft, two globular bulbs and switch electrically connect, to such an extent as to two globular bulbs are lighted the luminous target that is used to illuminate when switch is opened.
The main purpose that above-mentioned lighting device is arranged on the electric tool is can criticize work to electric screw to carry out floor light under the condition of work of insufficient light, this lighting device function singleness, and illumination capability is also very limited.
The utility model content
For overcoming the deficiencies in the prior art, the utility model provides the composite electric instrument that a kind of illumination intensity is big, have illumination and screwdriver function concurrently.
The technical solution of the utility model is achieved in that a kind of electric tool, comprise handle, be connected in the cylindrical body of handle, be arranged at cylindrical body front end operation element, be provided with battery in the described handle, be provided with motor in the cylindrical body, described electric tool also comprises lighting device, described lighting device is arranged at from operation element) handle far away is not held, and described handle axial line becomes the obtuse angle setting with the axial line of motor; Described electric tool is that electric screw is criticized, and described operation element is the output shaft in order to clamping drilling bit, and described handle can rotate at certain angle scope pivot relative to cylindrical body; Described battery is a rechargeable battery, and described electric tool is provided with the charging device that charges to battery; Described charging device comprises acceptance division, base portion that plugs in order to the reception cylindrical body and the adapter that is connected with power supply; Described electric tool is provided with the control circuit that cooperates with lighting device, described control circuit according to charging device whether charge selectively control illuminating device luminous; When described electric tool was in charged state, described control circuit control lighting device was not luminous, and when the power supply of described charging device cut off the power supply, described control circuit control was illuminating device luminous; Described control circuit is provided with first controlling organization, and the open and close that described first controlling organization is used for illumination apparatus is controlled; Described control circuit is provided with first controlling organization, and second controlling organization in parallel with described first controlling organization, described second controlling organization auto-closing when electric tool is inserted in charging device, and this moment, control circuit then was switched on; Described lighting device is provided with focus control; Described battery and motor electrically connect, for operation element provides working power.
Compared with prior art, the beneficial effects of the utility model are: this electric tool combines instrument cleverly with lighting device, standalone feature as screwdriver or lighting device not only can be provided, therefore function of emergency illumination when also having as power cut-off brings more function to select with convenient to the user.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the electric tool front view of the utility model.
Fig. 2 is a cutaway view of facing mode according to Fig. 1.
Fig. 3 is the partial enlarged drawing by mark part on Fig. 2.
Fig. 4 is the front view of the utility model electric tool when charging on charging device.
Fig. 5 is the positive apparent direction cutaway view of the utility model electric tool when separating with charging device.
Fig. 6 is the positive apparent direction cutaway view of the utility model electric tool when combining with charging device.
Fig. 7 is the electrical block diagram of first kind of embodiment of the utility model.
Fig. 8 is the electrical block diagram of second kind of embodiment of the utility model.
Wherein: 1, tool body; 2, handle; 3, cylindrical body;
4, lighting device; 5, motor; 6, battery;
7, gauge tap; 8, pivoted housing; 9, illuminating lamp;
10, output shaft; 11, charging device; 12, acceptance division;
13, base portion; 14, transparency cover; 15, spring;
16, cavity; 17, support; 18, drill bit;
19, reflection shield; 20, adapter; 21a, external screw thread;
21b, internal thread; 22, cavity; 23, platen;
24, push-plate; 25, contact end; 26, boss;
27, contact; 28, spring; 29, support member;
30, slide; 31, base plate; 32, contact end face;
40, illumination controlling organization; 41, looping pit; X, handle axial line;
Y, electrical axis line; β, obtuse angle; E (E '), control circuit;
E1, charging circuit; E2 (2 '), emergency lighting circuit; Q1 (2), triode;
R1, (2,3,4,5,6) resistance; C1 (2), electric capacity; L, emergency light;
D1, (2,3,4) diode; B, battery; K1 (2), gauge tap;
The specific embodiment
The utility model has disclosed a kind of electric tool that has function of emergency illumination, emergency lighting when this electric tool can provide power cut-off to the operator, this electric tool can use as instrument independently or as lighting device again simultaneously, can realize on a kind of tool device that therefore different functions selects use for the user.With reference to Fig. 1, shown in Figure 2, be that a kind of electric screw is criticized, this electric screw is criticized tool body 1 and is provided with the handle 2 of operating gripping for the user, one cylindrical body 3 is connected in handle 2 front ends, certainly, those skilled in the art can be as required, with handle 2 pivotally connected and cylindrical body 3, handle 2 can carry out pivot relative to cylindrical body within the specific limits and rotates like this, be provided with motor 5 in the cylindrical body 3, suitable position at handle 2 is provided with the gauge tap 7 that makes things convenient for user's control operation, one output shaft 10 is rotatably connected and drives rotation in the end of cylindrical body 3 and by motor 3,10 drill bit (not shown)s in order to the various different sizes of clamping of output shaft are tightened screw or are unscrewed the work of spiral shell pine, be provided with in the handle 2 to motor 5 driving work electronic battery 6 is provided; Wherein gauge tap 7 is mainly used in open and close that electric screw is criticized and the forward and backward working condition of output shaft 10 is controlled.Be a β angle between handle 2 in the present embodiment and the cylindrical body 3, the β angle between the axial line X of the handle 2 shown in the figure and the axial line Y of motor 5 is greater than 90 degree, and the scope of this β angle is that 90 degree are advisable between 180 degree; In addition, also be provided with a lighting device 4 at end away from the handle 2 of output shaft 10, this lighting device 4 comprises that one is threadedly connected to the pivoted housing 8 that electric screw is criticized handle 2, and one be arranged at transparency cover 14 on the outside end face of pivoted housing 8, this transparency cover 14 can be that glass or other material that is beneficial to light penetration are made, in the cavity 22 that transparency cover 14 and pivoted housing 8 form, be provided with illuminating lamp 9, an and reflection shield 19 that is fixedly connected on pivoted housing 8, wherein reflection shield 19 is arranged to flared structure, its part near illuminating lamp 9 is provided with looping pit 41, the light of illuminating lamp 9 sees through by looping pit 41, after reflection shield 19 reflections, penetrate and be used for illumination, illuminating lamp 9 is LED lamps, perhaps substitutes with other light-emitting component; Wherein the intensity of illuminating lamp 9 can be configured by actual needs, this case illuminating lamp 9 is high-power LED elements, electric current approximation when illumination is 180mA, the power approximation is 648mW, its illumination intensity is more much better than than common assist illuminator, therefore can satisfy the required illumination intensity as independent illumination, for realizing required illumination intensity, great power LED also can form assembly by a plurality of low power LED certainly; The battery 6 that is arranged at the inside of handle 2 is secondary rechargeable batteries, and this battery 6 electrically connects with illuminating lamp 9 and the luminous power supply that provides of illuminating lamp 9 is provided.
Shown in Fig. 3 a, illumination controlling organization 40 comprises pivoted housing 8, one fixedly is coupled to the platen 23 on the pivoted housing 8, one push-plate 24 is connected with platen 23, one boss 26 is set on the push-plate 24 in addition, and then fixedly connected one deck conductive contact blade 27 made of copper on the circumferential outer edge of boss 26, one spring 15 is supported between battery 6 and the illuminating lamp 9,9 of illuminating lamps are fixedly connected on the push-plate 24, wherein platen 23 and push-plate 24 are made by working of plastics, and handle 2 stretches into the contact jaws that turn round 25 that parts in pivoted housing 9 cavitys 22 form one 90 degree; Wherein the inboard of pivoted housing 8 is provided with external screw thread 21a, be provided with internal thread 21b with the matched position of pivoted housing 8 on the handle 2, this part internal thread 21a on the pivoted housing 8 is meshing with each other with the external screw thread 21b on the handle 2 and is connected, make that the user only need be by rotation pivoted housing 8, just can make pivoted housing 8 relative handles 2 produce certain displacement, thereby the open and close that 40 pairs of illuminating lamps 9 of illumination controlling organization can be set in lighting device 4 is controlled; For example aluminium, zinc or other material are made by conductive material for the housing of handle 2 and contact jaw 25; Usually, pivoted housing 8 screw-threaded couplings are on handle 2 housings, platen 23 is exerted pressure with 8 pairs of springs 15 of pivoted housing, therefore spring 15 is in confined state, still has certain spacing d between the boss 26 of push-plate 24 and the contact jaw 25, contact 27 can't contact with contact jaw 25 and make the screwdriver lighting circuit can't conducting, and this moment, illuminating lamp 9 was in closed condition.Shown in Fig. 3 b, rotation pivoted housing 8 makes it the displacement that relative handle 2 produces spring 15 elastic stretch directions, at this moment, elasticity 15 heads on platen 23 and moves to its direction of extension, push-plate 24 and illuminating lamp 9 are along with platen 23 produces corresponding displacement, when pivoted housing 8 rotated to a certain position, the boss 26 outer rim contacts 27 of push-plate 24 contacted with contact jaw 25 and make the conducting of screwdriver lighting circuit, and this moment, illuminating lamp 9 quilts were lighted luminous.Like this, regulate pivoted housing 8 by rotation and just can realize that the duty of illumination apparatus 4 controls, and the not influence of suspension control switch 7 of the work of illuminating lamp 9, therefore, this electric tool can be separately as screwdriver or illuminating lamp use.
With reference to shown in Figure 4, charging device 11 is provided with an acceptance division 12, being used to receive the cylindrical body 3 that electric screw criticizes plugs, one base portion 13 fixedly connects with acceptance division 12, and one adapter 20 electrically connect by lead and base portion 13, wherein adapter 20 is criticized work for electric screw suitable dc source is provided in order to be connected with AC power.Certainly, those skilled in the art it is contemplated that the power supply that is connected with adapter 20 also can be a dc source, charge by providing charging device 11 to criticize to electric screw after adapter 20 transformations; In addition, at the corresponding site of charging device 11 the indicator lamp (not shown) is set, for example redness or green indicating lamp can be respectively applied for indication charged state or full state.Charging device 11 so is provided with, mainly be to make things convenient for actor electric screw to be criticized after the instrument of using cylindrical body 3 to insert the acceptance division 12 of charging device 11 smoothly and charge, so not only be to guarantee to have in the battery 6 sufficient electric weight when using this electric tool next time, while charging device 11 also is equivalent to one and shelves support, for storing of electric tool provides a platform.
With reference to shown in Figure 5, base portion 13 bottoms are provided with a dismountable base plate 31, and in base portion 13, form a cavity 16, be provided with a plurality of supports 17 in the cavity 16, support 17 can be used for storing the drill bit 18 or the related accessories device of different size, as long as also can take, put drill bit from base cavity 16 fast by base plate 31, thereby the work of criticizing for electric screw provides more convenience; In addition, because acceptance division 12 is to be used to receive the insertion charging that electric screw is criticized cylindrical body 3, therefore fixedly installed a support member 29 in the bottom of acceptance division 12, support member 29 is a hollow cylindrical body, in these support member 29 cylindrical body, be provided with a support spring 28, one slide 30 is slidingly connected in support member 29 cylinders and supports in spring 28, and slide 30 can or stretch relative support member 29 along with the compression of spring 28 and slide up and down, and support member 29 and slide 30 are made by conductive material.Electric screw is criticized when charging on charging device 11, is switched on for guaranteeing the charging circuit between charging device 11 and the tool body 1, and the cylindrical body 3 of tool body 1 is also made by conductive material, and forms a contact end face 32 in output shaft 12 adjacent positions.
With reference to shown in Figure 6, when the acceptance division 12 of cylindrical body 3 insertion charging devices 11 charges, the output shaft 12 of cylindrical body 3 ends is criticized at electric screw under self the gravity effect and is contacted with slide 30, slide 30 compresses springs 28 and moves down, and this moment, support member 29 contacted with the end face 32 that contacts of cylindrical body 3; Like this, between the output shaft 10 that slide 30 and electric screw are criticized, support member 29 electrically connects with contacting between the end face 32 to form, and whole like this charging circuit was switched in the moment that tool body 1 inserts acceptance division 12, and the batteries 6 that are arranged in tool body 1 handle 2 are charged.
With reference to shown in Figure 7, be that electric screw is criticized first kind of control circuit E schematic diagram when charging device 4 charges, be the live part circuit shown in the E1 wherein, and be when charging device 11 meets with outage suddenly shown in the E2 that illuminating lamp 9 is as the emergency lighting partial circuit of emergency light L.Wherein, charging circuit E1 partly comprises capacitor C 1, resistance R 1, R2, R3, triode Q1, light emitting diode D1, D2, D3; Emergency lighting circuit E2 comprises capacitor C 2, resistance R 4, R5, R6, triode Q2, diode D4, emergency light L, rechargeable battery B, and gauge tap K1; Before charging, earlier transfer to the contact closure state by rotation pivoted housing 8 controlling organization 40 that will throw light on, illuminating lamp 9 is lighted, promptly as shown in the figure, the gauge tap K1 of emergency light L is closed, and AC power provides a suitable DC voltage behind adapter 20 step-down rectifiers, offers secondary cell B charging after filter capacitor C1 filtering, light emitting diode D1 lights behind input direct voltage, and the power supply normal power supply is described; With electric screw criticize insert 12 chargings of charging device 11 acceptance divisions after, charging current causes on the diode D3 pressure drop being arranged, thereby makes triode Q1 conducting, lights light emitting diode D2, illustrate charges carries out; Because when electric screw is criticized and is inserted charging device 4 and charge, the gauge tap K1 of emergency light L is in closure state, when its charging input end has DC voltage to provide, and when on diode D4, pressure drop being arranged, cause triode Q2 to turn-off, thereby turn-off emergency light L, promptly when electric screw is criticized insertion, can automatically emergency light L be turn-offed; In case power cut-off does not then have the direct current input, does not form pressure drop on the diode D4, triode Q2 is switched on, and emergency light L lights automatically, thereby makes illuminating lamp 9 realize the function of emergency illumination of emergency light L.
With reference to shown in Figure 8, be the second kind embodiment of the utility model electric tool as emergency light, a this control circuit E ' and a last embodiment are similar, difference is: among the control circuit E ' at the gauge tap K1 place of emergency light L gauge tap K2 in parallel, other identical member is then represented with same label, does not give unnecessary details herein; In this control circuit among the E ', because the setting of gauge tap K2, make electric screw criticize before inserting charging device 11, need not to make photograph system controlling organization 40 be in closure state by rotation pivoted housing 8, but come emergency light L is carried out closure by gauge tap K1, thereby realize same emergency lighting effect in charging process as when meeting with powering-off state, make operation become simpler, convenient simultaneously.
Certainly, those skilled in the art can set up in control circuit such as respective members such as buzzers according to concrete needs, is used for the alarm effect under the power cut-off situation, and emergency light is also lighted luminous simultaneously.Wherein the function setting of K switch 2 can realize by different frame for movement, for example can criticize on cylindrical body 3 housings elastic conductor is set at electric screw, the moment that the cylindrical body of criticizing when electric screw 3 is inserted acceptance divisions 12, this elastic conductor carries out auto-closing with emergency light, thereby when powering-off state, this electric tool can be realized function of emergency illumination; More than said power supply AC power normally, also comprise dc source simultaneously.
Claims (10)
1. electric tool, comprise handle (2), be connected in the cylindrical body (3) of handle, be arranged at cylindrical body front end operation element (10), be provided with battery (6) in the described handle, be provided with motor (5) in the cylindrical body, it is characterized in that: described electric tool also comprises lighting device (4), described lighting device (4) is arranged at from operation element (10) handle far away and does not hold, and described handle axial line (X) becomes the obtuse angle setting with the axial line (Y) of motor.
2. electric tool according to claim 1 is characterized in that: described electric tool is that electric screw is criticized, and described operation element is the output shaft in order to clamping drilling bit, and described handle can rotate at certain angle scope pivot relative to cylindrical body.
3. electric tool according to claim 1 is characterized in that: described battery (6) is a rechargeable battery, and described electric tool is provided with the charging device (11) that charges to battery.
4. electric tool according to claim 3 is characterized in that: described charging device (11) comprises acceptance division (12), base portion (13) that plugs in order to reception cylindrical body (3) and the adapter (20) that is connected with power supply.
5. electric tool according to claim 3 is characterized in that: described electric tool is provided with the control circuit (E, E ') that cooperates with lighting device, and whether described control circuit charges according to charging device (11), and selectively to control lighting device (4) luminous.
6. electric tool according to claim 5, it is characterized in that: when described electric tool is in charged state, described control circuit (E, E ') control lighting device (4) is not luminous, when the power supply of described charging device cut off the power supply, described control circuit (E, E ') control lighting device (4) was luminous.
7. electric tool according to claim 5 is characterized in that: described control circuit (E, E ') is provided with first controlling organization (40, K1), and described first controlling organization (8, K1) is used for the open and close of illumination apparatus (4) and controls.
8. electric tool according to claim 5, it is characterized in that: described control circuit (E, E ') is provided with first controlling organization (8, K1), and with described first controlling organization (8, K1) second controlling organization (K2) in parallel, described second controlling organization (K2) auto-closing when electric tool is inserted in charging device, control circuit this moment (E, E ') then is switched on.
9. electric tool according to claim 1 is characterized in that: described lighting device (4) is provided with focus control.
10. electric tool according to claim 1 is characterized in that: described battery and motor electrically connect, for operation element provides working power.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2006201370308U CN200945605Y (en) | 2006-09-07 | 2006-09-07 | Electric tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2006201370308U CN200945605Y (en) | 2006-09-07 | 2006-09-07 | Electric tool |
Publications (1)
Publication Number | Publication Date |
---|---|
CN200945605Y true CN200945605Y (en) | 2007-09-12 |
Family
ID=38732665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2006201370308U Expired - Fee Related CN200945605Y (en) | 2006-09-07 | 2006-09-07 | Electric tool |
Country Status (1)
Country | Link |
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CN (1) | CN200945605Y (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101062559B (en) * | 2006-04-29 | 2011-10-05 | 苏州宝时得电动工具有限公司 | Electric tool |
CN102452069A (en) * | 2010-10-27 | 2012-05-16 | 株式会社牧田 | Electric power tool system |
US9553466B2 (en) | 2010-10-27 | 2017-01-24 | Makita Corporation | Electric power tool system |
-
2006
- 2006-09-07 CN CNU2006201370308U patent/CN200945605Y/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101062559B (en) * | 2006-04-29 | 2011-10-05 | 苏州宝时得电动工具有限公司 | Electric tool |
CN102452069A (en) * | 2010-10-27 | 2012-05-16 | 株式会社牧田 | Electric power tool system |
CN102452069B (en) * | 2010-10-27 | 2015-08-26 | 株式会社牧田 | Electric tool system |
US9553466B2 (en) | 2010-10-27 | 2017-01-24 | Makita Corporation | Electric power tool system |
US9748780B2 (en) | 2010-10-27 | 2017-08-29 | Makita Corporation | Electric power tool system |
US9819203B2 (en) | 2010-10-27 | 2017-11-14 | Makita Corporation | Electric power tool system |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070912 |