CN203944872U - A kind of rotary type electric drill - Google Patents
A kind of rotary type electric drill Download PDFInfo
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- CN203944872U CN203944872U CN201420287696.6U CN201420287696U CN203944872U CN 203944872 U CN203944872 U CN 203944872U CN 201420287696 U CN201420287696 U CN 201420287696U CN 203944872 U CN203944872 U CN 203944872U
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Abstract
The utility model provides a kind of rotary type electric drill, belongs to electric tool technical field.It has solved existing electric drill and has designed irrational problem.This rotary type electric drill comprises casing and moment cover, casing rear end is provided with by left handle shell and right handles shell and fastens the handle case forming, casing is articulated and connected by coupling assembling and handle case and casing rear end is clamped between left handle shell and right handles shell, coupling assembling comprises rotating shaft spring, decorative buckle, rotating shaft and rotary knob, casing inside is provided with electric machine assembly and transmission case assembly, electric machine assembly comprises motor sheath and motor, transmission case assembly comprises gear-box case, transmission mechanism and self-locking mechanism, transmission mechanism comprises gear ring, one-level planetary gear, secondary planet wheel and planet carrier, self-locking mechanism comprises from lock core, self-locking ring and self-locking centre frame.The utlity model has advantage reasonable in design, compact conformation.
Description
Technical field
The utility model belongs to electric tool technical field, relates to a kind of rotary type electric drill.
Background technology
Electric drill is to utilize electricity to do the drilling machine of power, is the conventional products in electric tool, is mainly used in the fields such as building, finishing, family expenses, medical treatment, for scrapings surface or pierce object.In addition, also development has corresponding drilling at the sea equipment in the world, for reconnoitring of Marine Geology and mineral products.
The operation principle of electric drill is that the rotor of electromagnetic rotating formula or electromagnetic reciprocating low capacity motor does magnetic field intercepts acting running, drives apparatus for work by transmission mechanism, and driven gear strengthens the power of drill bit, better pierces object.Electric drill can be divided into electric hand drill, percussion drill, hammer drill, and electric hand drill purposes in real life is many, uses more extensively, can also carry out certain transformation to structure according to concrete purposes.
Electric drill of the prior art is mostly monolithic construction, under some specific environment, due to the restriction of locational space, a series of activities that common electric drill can not be correlated with, can not meet need of work, and operator has been difficult to related work, do not reach desirable effect, affected job schedule.
In sum, for solving the structural deficiency of existing electric drill, need to design a kind of rotary type electric drill of reasonable in design, compact conformation.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of rotary type electric drill of reasonable in design, compact conformation.
The purpose of this utility model can realize by following technical proposal: a kind of rotary type electric drill, comprise by left casing and right casing and fasten the casing forming and the moment cover that is arranged on casing front end, described casing rear end is provided with by left handle shell and right handles shell and fastens the handle case forming, described casing is articulated and connected by coupling assembling and handle case and casing rear end is clamped between left handle shell and right handles shell, described left casing rear end offers the first through hole, described right casing rear end offers the second through hole, described left handle shell, on right handles shell, offer respectively and the first through hole, the third through-hole that the second through hole is corresponding, fourth hole, described the first through hole, the second through hole, the edge of third through-hole and fourth hole all extends internally and is formed with ring gear, described coupling assembling comprises rotating shaft spring, decorative buckle, rotating shaft and rotary knob, described rotating shaft is successively through third through-hole, the first through hole, the second through hole and fourth hole are also fixedly connected with rotary knob by screw, described rotating shaft while and third through-hole, both the ring gear engagements of the first through hole, described rotary knob while and the second through hole, both ring gear engagements of fourth hole, described rotating shaft spring housing is located on rotating shaft, described decorative buckle is arranged on the lateral surface of rotary knob, described casing inside is provided with electric machine assembly and transmission case assembly, described electric machine assembly comprises by the be connected motor sheath that forms and be arranged in motor sheath and with the motor of motor output shaft of left sheath and right sheath, on described motor output shaft, be arranged with motor gear, described transmission case assembly comprises gear-box case and is arranged on the transmission mechanism of gear-box case inside, self-locking mechanism, described transmission mechanism comprises gear ring, one-level planetary gear, secondary planet wheel and planet carrier, described one-level planetary gear outer peripheral face, secondary planet wheel outer peripheral face engages with gear ring inner peripheral surface respectively, described one-level planetary gear is plugged in planet carrier rear end, described planet carrier front end is provided with the planet carrier gear being connected with a joggle with secondary planet wheel inner peripheral surface, described self-locking mechanism comprises from lock core, be set in self-locking ring on lock core and with the self-locking centre frame being connected from lock core, described secondary planet wheel is plugged on self-locking centre frame, described transmission case assembly also comprises output shaft of gear-box, described output shaft of gear-box penetrate gear-box case and be connected from lock core, and on output shaft of gear-box, be arranged with axle sleeve, described one-level planetary gear, planet carrier, secondary planet wheel, gear ring, self-locking centre frame, from lock core, self-locking ring and output shaft of gear-box coaxially arrange, moment cover inner ring is installed in described moment cover, described gear-box case front end is threaded with moment cover inner ring.
In above-mentioned a kind of rotary type electric drill, switch, battery pack are installed in described handle case, described switch, battery pack, motor are electrically connected and form closed-loop path, socket and charging indicator light are also installed in described handle case, and described socket, battery pack, charging indicator light are electrically connected and form closed-loop path.
In above-mentioned a kind of rotary type electric drill, described casing top is provided with lamp assembly, and described lamp assembly comprises lamp switch, button and luminous tube, and described lamp switch, button, luminous tube, battery pack are electrically connected and form closed-loop path.
Compared with prior art, the utility model is reasonable in design,, can, according to the rotating housing that requires of working environment, reach suitable angle, the operation of being correlated with; Casing is more conducive to maintenance personal to the dismountable connected mode of handle case electric drill internal structure is carried out to relevant inspection and maintenance work; The design of two-stage transmission makes speed changing effect good, and it is little to take up room, and structure is compacter.
Brief description of the drawings
Fig. 1 is the explosive view of the utility model one preferred embodiment.
Fig. 2 is the structural representation of casing in the utility model one preferred embodiment.
Fig. 3 is the structural representation of handle case in the utility model one preferred embodiment.
In figure, 11, left casing; 111, the first through hole; 12, right casing; 121, the second through hole; 20, moment cover; 21, moment cover inner ring; 31, left handle shell; 311, third through-hole; 32, right handles shell; 321, fourth hole; 41, rotating shaft; 42, rotating shaft spring; 43, rotary knob; 44, screw; 45, decorative buckle; 511, left sheath; 512, right sheath; 52, motor; 521, motor output shaft; 522, motor gear; 61, gear-box case; 621, gear ring; 622, one-level planetary gear; 623, planet carrier; 624, secondary planet wheel; 631, from lock core; 632, self-locking ring; 633, self-locking centre frame; 64, output shaft of gear-box; 641, axle sleeve; 71, switch; 72, battery pack; 73, socket; 74, charging indicator light; 81, lamp switch; 82, button; 83, luminous tube.
Detailed description of the invention
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1 to Figure 3, this rotary type electric drill comprises by left casing 11 and right casing 12 and fastens the casing forming and the moment that is arranged on casing front end cover 20, casing rear end is provided with by left handle shell 31 and right handles shell 32 and fastens the handle case forming, casing is articulated and connected by coupling assembling and handle case and casing rear end is clamped between left handle shell 31 and right handles shell 32, left casing 11 rear ends offer the first through hole 111, right casing 12 rear ends offer the second through hole 121, left handle shell 31, on right handles shell 32, offer respectively and the first through hole 111, the third through-hole 311 that the second through hole 121 is corresponding, fourth hole 321, the first through hole 111, the second through hole 121, the edge of third through-hole 311 and fourth hole 321 all extends internally and is formed with ring gear, coupling assembling comprises rotating shaft spring 42, decorative buckle 45, rotating shaft 41 and rotary knob 43, rotating shaft 41 is successively through third through-hole 311, the first through hole 111, the second through hole 121 and fourth hole 321 are also fixedly connected with rotary knob 43 by screw 44, 41 whiles and third through-hole 311 of rotating shaft, both the ring gear engagements of the first through hole 111, 43 whiles and the second through hole 121 of rotary knob, both ring gear engagements of fourth hole 321, rotating shaft spring 42 is set on rotating shaft 41, decorative buckle 45 is arranged on the lateral surface of rotary knob 43, casing inside is provided with electric machine assembly and transmission case assembly, electric machine assembly comprises by the be connected motor sheath that forms and be arranged in motor sheath and with the motor 52 of motor output shaft 521 of left sheath 511 and right sheath 512, on motor output shaft 521, be arranged with motor gear 522, transmission case assembly comprises gear-box case 61 and is arranged on the transmission mechanism of gear-box case 61 inside, self-locking mechanism, transmission mechanism comprises gear ring 621, one-level planetary gear 622, secondary planet wheel 624 and planet carrier 623, one-level planetary gear 622 outer peripheral faces, secondary planet is taken turns 624 outer peripheral faces and is engaged with gear ring 621 inner peripheral surfaces respectively, one-level planetary gear 622 is plugged in planet carrier 623 rear ends, planet carrier 623 front ends are provided with secondary planet and take turns the planet carrier gear that 624 inner peripheral surfaces are connected with a joggle, self-locking mechanism comprises from lock core 631, be set in self-locking ring 632 on lock core 631 and with the self-locking centre frame 633 being connected from lock core 631, secondary planet wheel 624 is plugged on self-locking centre frame 633, transmission case assembly also comprises output shaft of gear-box 64, output shaft of gear-box 64 penetrate gear-box case 61 and be connected from lock core 631, and on output shaft of gear-box 64, be arranged with axle sleeve 641, one-level planetary gear 622, planet carrier 623, secondary planet wheel 624, gear ring 621, self-locking centre frame 633, from lock core 631, self-locking ring 632 and output shaft of gear-box 64 coaxially arrange, moment cover inner ring 21 is installed in moment cover 20, gear-box case 61 front ends are threaded with moment cover inner ring 21.
The shell of this rotary type electric drill is made up of jointly casing and handle case, casing can do around handle case the rotation of certain angle, under some specific environment, due to the restriction of locational space, a series of activities that common electric drill can not be correlated with, now can use this rotary type electric drill, the angle that selection needs in certain angular range, the operation of then just can being correlated with.
Casing and handle case are rotatably connected by coupling assembling, rotating shaft 41 in coupling assembling is successively through third through-hole 311, the first through hole 111, then the second through hole 121 and fourth hole 321 are connected by screw 44 and rotary knob 43, ensure that casing and handle case are connected firmly, avoid that both become flexible in the course of the work, electric drill skids, directly affect the degree of accuracy of electric drill work, in addition, if occur loosening between casing and handle case, may also can affect casing is connected with the effective of handle case inner body, cause normally working, reduce operation effectiveness.On rotary knob 43, the installation of decorative buckle 45 has increased the aesthetic property of electric drill on the one hand, has also avoided on the other hand introduced contaminants to enter casing inside.The also convenient for maintaining personnel dismounting of such structural design, assembling electric drill, be convenient to inspection and maintenance work that electric drill internal structure is correlated with.
In this rotary type electric drill, motor sheath is connected and is formed by left sheath 511 and right sheath 512; left sheath 511 can adopt latch to be connected with right sheath 512; also can adopt other modes to connect; assembling, dismounting motor sheath are convenient in such design; motor 52 and other mechanisms have been isolated in arranging of motor sheath; motor 52 is had to certain protective effect, can also reduce the noise that motor 52 produces due to work simultaneously.
In the present embodiment, the speed changing function of gearbox is realized by the two-stage transmission that in transmission mechanism, one-level planetary gear 622, secondary planet wheel 624, planet carrier 623 form, two-stage transmission makes gear ratio larger, and speed changing effect is better, and volume is little, occupy little space, structure is compacter.
Motor 52 is under the driving of power source, by motor gear 522, outputting power is passed to one-level planetary gear 622, planet carrier 623, secondary planet wheel 624 successively, pass to output shaft of gear-box 64 by self-locking mechanism again, self-locking mechanism is closely connected output shaft of gear-box 64 with transmission mechanism, ensures that the outputting power of motor 52 can be delivered to output shaft of gear-box 64 exactly.
Preferably, switch 71, battery pack 72 are installed in handle case, switch 71, battery pack 72, motor 52 are electrically connected and form closed-loop path, and socket 73 and charging indicator light 74 are also installed in handle case, and socket 73, battery pack 72, charging indicator light 74 are electrically connected and form closed-loop path.
Battery pack 72 is as the power source of electric drill, and for whole electric drill provides operation power, battery pack 72 includes many pieces of adjacent batteries together, and design has increased the capacity of battery pack 72 like this, has extended cruising time, further improves the ability to work of electric drill.Due to the finite capacity of battery pack 72, after electric drill long working, the capacity of battery pack 72 can obviously reduce, and now battery pack 72 can be connected to self and charge with extraneous power supply by socket 73, ensures the related works such as battery pack 72 capacity can be holed at any time for electric drill, scraping.
In the time charging, charging indicator light 74 lights, and demonstrates a kind of color, and in the time that charging finishes, charging indicator light 74 can demonstrate different color when charging, person's identification easy to use, and concrete light color is determined according to practical condition.
Further preferably, casing top is provided with lamp assembly, lamp assembly comprises lamp switch 81, button 82 and luminous tube 83, and lamp switch 81, button 82, luminous tube 83, battery pack 72 are electrically connected and form closed-loop path, the bright degree of the adjustable luminous tube 83 of button 82.
Lamp assembly is electrically connected with battery pack 72, and in the time pressing lamp switch 81, luminous tube 83 is bright, now can regulate by the button 82 that slidably reciprocates the bright degree of luminous tube 83, and while again pressing lamp switch 81, luminous tube 83 extinguishes.The design of lamp assembly can provide light for operator under dark environment, and can be according to the power of different environment light regulatings, practical.
This rotary type electric drill compact conformation, can be according to the rotating housing that requires of working environment, reach suitable angle, the operation of being correlated with, casing is more conducive to maintenance personal to the dismountable connected mode of handle case electric drill internal structure is carried out to relevant inspection and maintenance work.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (3)
1. a rotary type electric drill, comprise by left casing and right casing and fasten the casing forming and the moment cover that is arranged on casing front end, it is characterized in that, described casing rear end is provided with by left handle shell and right handles shell and fastens the handle case forming, described casing is articulated and connected by coupling assembling and handle case and casing rear end is clamped between left handle shell and right handles shell, described left casing rear end offers the first through hole, described right casing rear end offers the second through hole, described left handle shell, on right handles shell, offer respectively and the first through hole, the third through-hole that the second through hole is corresponding, fourth hole, described the first through hole, the second through hole, the edge of third through-hole and fourth hole all extends internally and is formed with ring gear, described coupling assembling comprises rotating shaft spring, decorative buckle, rotating shaft and rotary knob, described rotating shaft is successively through third through-hole, the first through hole, the second through hole and fourth hole are also fixedly connected with rotary knob by screw, described rotating shaft while and third through-hole, both the ring gear engagements of the first through hole, described rotary knob while and the second through hole, both ring gear engagements of fourth hole, described rotating shaft spring housing is located on rotating shaft, described decorative buckle is arranged on the lateral surface of rotary knob, described casing inside is provided with electric machine assembly and transmission case assembly, described electric machine assembly comprises by the be connected motor sheath that forms and be arranged in motor sheath and with the motor of motor output shaft of left sheath and right sheath, on described motor output shaft, be arranged with motor gear, described transmission case assembly comprises gear-box case and is arranged on the transmission mechanism of gear-box case inside, self-locking mechanism, described transmission mechanism comprises gear ring, one-level planetary gear, secondary planet wheel and planet carrier, described one-level planetary gear outer peripheral face, secondary planet wheel outer peripheral face engages with gear ring inner peripheral surface respectively, described one-level planetary gear is plugged in planet carrier rear end, described planet carrier front end is provided with the planet carrier gear being connected with a joggle with secondary planet wheel inner peripheral surface, described self-locking mechanism comprises from lock core, be set in self-locking ring on lock core and with the self-locking centre frame being connected from lock core, described secondary planet wheel is plugged on self-locking centre frame, described transmission case assembly also comprises output shaft of gear-box, described output shaft of gear-box penetrate gear-box case and be connected from lock core, and on output shaft of gear-box, be arranged with axle sleeve, described one-level planetary gear, planet carrier, secondary planet wheel, gear ring, self-locking centre frame, from lock core, self-locking ring and output shaft of gear-box coaxially arrange, moment cover inner ring is installed in described moment cover, described gear-box case front end is threaded with moment cover inner ring.
2. a kind of rotary type electric drill according to claim 1, it is characterized in that, switch, battery pack are installed in described handle case, described switch, battery pack, motor are electrically connected and form closed-loop path, socket and charging indicator light are also installed in described handle case, and described socket, battery pack, charging indicator light are electrically connected and form closed-loop path.
3. a kind of rotary type electric drill according to claim 2, it is characterized in that, described casing top is provided with lamp assembly, and described lamp assembly comprises lamp switch, button and luminous tube, and described lamp switch, button, luminous tube, battery pack are electrically connected and form closed-loop path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287696.6U CN203944872U (en) | 2014-05-29 | 2014-05-29 | A kind of rotary type electric drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287696.6U CN203944872U (en) | 2014-05-29 | 2014-05-29 | A kind of rotary type electric drill |
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| Publication Number | Publication Date |
|---|---|
| CN203944872U true CN203944872U (en) | 2014-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420287696.6U Active CN203944872U (en) | 2014-05-29 | 2014-05-29 | A kind of rotary type electric drill |
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| Country | Link |
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| CN (1) | CN203944872U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171699A (en) * | 2015-11-08 | 2015-12-23 | 金勇� | Rotary electric tool |
| CN106001711A (en) * | 2016-06-29 | 2016-10-12 | 苏州博来喜电器有限公司 | Lithium electric gun |
| CN106001691A (en) * | 2016-06-29 | 2016-10-12 | 苏州博来喜电器有限公司 | Double-speed lithium electric gun |
| CN110094507A (en) * | 2019-04-22 | 2019-08-06 | 南安市商宏机械科技有限公司 | A kind of water seal arrangement of water supply and drainage pump |
| US11691261B2 (en) | 2020-06-02 | 2023-07-04 | Snap-On Incorporated | Housing clamp for a power tool |
-
2014
- 2014-05-29 CN CN201420287696.6U patent/CN203944872U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171699A (en) * | 2015-11-08 | 2015-12-23 | 金勇� | Rotary electric tool |
| CN106001711A (en) * | 2016-06-29 | 2016-10-12 | 苏州博来喜电器有限公司 | Lithium electric gun |
| CN106001691A (en) * | 2016-06-29 | 2016-10-12 | 苏州博来喜电器有限公司 | Double-speed lithium electric gun |
| CN110094507A (en) * | 2019-04-22 | 2019-08-06 | 南安市商宏机械科技有限公司 | A kind of water seal arrangement of water supply and drainage pump |
| CN110094507B (en) * | 2019-04-22 | 2020-09-15 | 安徽绿环泵业有限公司 | Water seal device of water supply and drainage pump |
| US11691261B2 (en) | 2020-06-02 | 2023-07-04 | Snap-On Incorporated | Housing clamp for a power tool |
| TWI827935B (en) * | 2020-06-02 | 2024-01-01 | 美商施耐寶公司 | Power tool and housing clamp for the same |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315145 Zhejiang city of Ningbo province Yinzhou District Binhai Investment Center East Yin Road No. 188 Patentee after: Zhejiang Minglei lithium energy technology Co., Ltd Address before: 315145 Zhejiang city of Ningbo province Yinzhou District Binhai Investment Center East Yin Road No. 188 Patentee before: ZHEJIANG MINGLEI TOOLS INDUSTRY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |