CN101953704B - Combined medical orthopaedic electric drill - Google Patents
Combined medical orthopaedic electric drill Download PDFInfo
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- CN101953704B CN101953704B CN 200910144125 CN200910144125A CN101953704B CN 101953704 B CN101953704 B CN 101953704B CN 200910144125 CN200910144125 CN 200910144125 CN 200910144125 A CN200910144125 A CN 200910144125A CN 101953704 B CN101953704 B CN 101953704B
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Abstract
The invention discloses a combined medical orthopaedic electric drill. The electric drill comprises a base, wherein the base is provided with a handle; a lithium battery is arranged inside the base; a connecting seat is arranged inside the handle and provided with a charging connector; the handle is provided with a speed regulating switch; the upper end of the handle is provided with a shell; a direct current brushless motor is arranged inside the shell; a revolving shaft of the direct current brushless motor is provided with a driving gear; the driving gear is engaged with a driven gear on an internal transmission shaft at the upper end of the shell; the front end of a driven shaft is provided with a connector; a connecting hole and an axle hole are formed inside the connector and the driven shaft respectively and communicated with a through hole at the upper end of the shell; and the front end of the shell is provided with a universal joint. The electric drill has the advantages that: the electric drill can be connected with a Kirschner wire chuck and has complete function; the motor is a direct current brushless motor which has high power and large torque; the motor is protected; and the electric drill has a long service life.
Description
Technical field
The present invention relates to a kind of Medical electric instrument, relate in particular to a kind of Medical orthopedic electric drill.
Background technology
Existing Medical orthopedic electric drill comprises: handle, and the inside of handle arranges battery, is provided with speed-regulating switch on handle, and the upper end of handle is provided with casing, is provided with common direct current generator in casing, is provided with knuckle at the front end of casing.During use, knuckle can be connected with craniotome drill, core drill chuck, goose saw chuck, drill chuck, reciprocating sow chuck etc.But the medical electric drill of said structure can not be connected with Kirschner wire gripping head, functional defect; simultaneously, the motor of the Medical orthopedic electric drill of said structure is common direct current generator, and power is less; the moment of torsion that produces is also little, and motor is not had protective measure, and the service time of electric drill is shorter.
Summary of the invention
Technical problem to be solved by this invention is: the Combined medical orthopedic electric drill that a kind of moment of torsion is large, can be connected with Kirschner wire gripping head is provided.
in order to solve the problems of the technologies described above, technical scheme of the present invention is: Combined medical orthopedic electric drill, comprise: support, be provided with handle on support, be provided with lithium battery in described base inner, be provided with Connection Block in described handle inside, be provided with the charging union joint on Connection Block, be provided with speed-regulating switch on handle, upper end at handle is provided with casing, inside in casing is provided with dc brushless motor, be provided with driving gear in the rotating shaft of dc brushless motor, driving gear is intermeshing with the driven gear that is arranged on the inner power transmission shaft in casing upper end, be provided with union joint on the front end of power transmission shaft, be respectively arranged with connecting hole and axis hole in union joint and power transmission shaft, connecting hole, axis hole is interconnected with the through hole that is opened in the casing upper end, be provided with knuckle on the front end of casing.
in order to solve the problems of the technologies described above better, the further technical scheme of the present invention is: the structure of described knuckle is: be arranged on the fittings body on the front end of casing, rotary sleeve has been threaded on fittings body, evenly be provided with on the rotary sleeve inboard some on mounting groove, evenly be provided with some lower mounting grooves that cooperatively interact with upper mounting groove on fittings body, positioning bead is arranged in mounting groove and lower mounting groove, installing hole in lower mounting groove and fittings body is interconnected, lower mounting groove can be stretched out in the bottom of positioning bead, with Kirschner wire gripping head, craniotome drill, the goose saw chuck, locating slot on drill chuck and reciprocating sow chuck cooperatively interacts.
Advantage of the present invention is: the Combined medical orthopedic electric drill of this structure can be connected with Kirschner wire gripping head, and is multiple functional, and motor is dc brushless motor, and power is larger, and the moment of torsion of generation is large, and motor is had protective measure, and the service time of electric drill is longer.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of combined type medical electric drill of the present invention.
Fig. 2 is the left TV structure schematic diagram of Fig. 1.
Fig. 3 is the structural representation of lithium battery and Connection Block in Fig. 1.
Fig. 4 is the structural representation that in Fig. 1, lithium battery is changed switch.
Fig. 5 is the structural representation of Kirschner wire gripping head.
in figure: 1, support, 2, handle, 3, lithium battery, 4, Connection Block, 5, the charging union joint, 6, speed-regulating switch, 7, casing, 8, dc brushless motor, 9, rotating shaft, 10, driving gear, 11, power transmission shaft, 12, driven gear, 13, union joint, 14, connecting hole, 15, axis hole, 71, through hole, 16, knuckle, 17, fittings body, 18, rotary sleeve, 19, positioning bead, 20, installing hole, 21, Kirschner wire gripping head, 22, locating slot, 23, switch pedestal, 24, link, 25, installing hole, 26, the locking spanner, 27, knob, 28, change switch.
The specific embodiment
Describe specific embodiments of the present invention in detail below in conjunction with accompanying drawing.
as shown in Figure 1, Combined medical orthopedic electric drill, comprise: support 1, be provided with handle 2 on support 1, be provided with lithium battery 3 in described support 1 inside, be movably set with lithium battery in the lower end of support 1 and change switch 23, be provided with Connection Block 4 in described handle 2 inside, as shown in Figure 3, be provided with charging union joint 5 on Connection Block 4, as shown in Figure 1, be provided with speed-regulating switch 6 on handle 2, be provided with casing 7 in the upper end of handle 2, be provided with dc brushless motor 8 in the inside of casing 7, be provided with driving gear 10 in the rotating shaft 9 of dc brushless motor 8, driving gear 10 is intermeshing with the driven gear 12 that is arranged on the inner power transmission shaft 11 in casing 7 upper ends, be provided with union joint 13 on the front end of power transmission shaft 11, as shown in Figure 2, be provided with connecting hole 14 in union joint 13, as shown in Figure 1, be provided with axis hole 15 in power transmission shaft 11, connecting hole 14, axis hole 15 is interconnected with the through hole 71 that is opened in casing 7 upper ends, be provided with knuckle 16 on the front end of casing 7.the structure of described knuckle 16 is: be arranged on the fittings body 17 on the front end of casing 7, rotary sleeve 18 has been threaded on fittings body 17, evenly be provided with on rotary sleeve 18 inboards some on mounting groove, evenly be provided with some lower mounting grooves that cooperatively interact with upper mounting groove on fittings body 17, positioning bead 19 is arranged in mounting groove and lower mounting groove, installing hole 20 in lower mounting groove and fittings body 17 is interconnected, lower mounting groove can be stretched out in the bottom of positioning bead 19, with as shown in Figure 5, Kirschner wire gripping head 21, craniotome drill, the core drill chuck, the goose saw chuck, locating slot 22 on drill chuck and reciprocating sow chuck etc. cooperatively interacts.
when the Combined medical orthopedic electric drill of said structure uses, Kirschner wire gripping head 21 chucks 21 as shown in Figure 5 are contained on knuckle 16, concrete installation method is: the link 24 on Kirschner wire gripping head 21 is inserted in the installing hole 20 that cooperatively interacts with it in knuckle 16, rotary sleeve 18 on rotation knuckle 16, rotary sleeve 18 promotes positioning bead 19, the bottom of positioning bead 19 is cooperatively interacted with the locating slot 22 that is arranged on Kirschner wire gripping head 21 links 24, the joint pin and the union joint 13 that are arranged on Kirschner wire gripping head 21 inside cooperatively interact, thereby realize realizing between Kirschner wire gripping head 21 and knuckle 16 being flexibly connected.During use, Kirschner wire passes successively through hole 71, axis hole 15, connecting hole 14 and is arranged on the installing hole 25 of Kirschner wire gripping head 21 inside, moves locking spanner 26, and Kirschner wire is fixed on Kirschner wire gripping head 21.Then, press speed-regulating switch 6, make lithium battery 3 to dc brushless motor 8 power supplies, the rotating shaft 9 of dc brushless motor 8 drives driving gear 10 rotations of disposed thereon, driving gear 10 drives driven gear 12 rotations intermeshing with it, thereby union joint 13 rotations that drive power transmission shaft 11 and be arranged on power transmission shaft 11 front ends, union joint 13 drives connected Kirschner wire gripping head 21 and Kirschner wire rotation.
After using end, only need the rotary sleeve 18 on opposite spin knuckle 16, just Kirschner wire gripping head 21 can be pulled out from installing hole 20, in the process that Kirschner wire gripping head 21 is drawn out, can with positioning bead 19 jack-up, make its releasing to the prevention of Kirschner wire gripping head 21.
In the time of need to charging to lithium battery 3, only need turning knob 27, switch pedestal 23 is taken off, stir simultaneously lithium battery and change switch 28, can take out battery, the union joint 5 that then will charge is connected with the power supply in the external world and just can charges to lithium battery 3, uses very convenient.
When the Combined medical orthopedic electric drill of said structure is connected with craniotome drill, core drill chuck, goose saw chuck, drill chuck, reciprocating sow chuck etc., its method of attachment is substantially similar with use procedure to the method for attachment of Kirschner wire gripping head 21 with use procedure, has just no longer done detailed description in the present embodiment.
Claims (1)
1. Combined medical orthopedic electric drill, comprise: support (1), be provided with handle (2) on support (1), be provided with lithium battery (3) in described support (1) inside, be provided with Connection Block (4) in described handle (2) inside, be provided with charging union joint (5) on Connection Block (4), be provided with speed-regulating switch (6) on handle (2), be provided with casing (7) in the upper end of handle (2), be provided with dc brushless motor (8) in the inside of casing (7), be provided with driving gear (10) in the rotating shaft (9) of dc brushless motor (8), driving gear (10) is intermeshing with the driven gear (12) that is arranged on casing (7) the inner power transmission shaft in upper end (11), it is characterized in that: be provided with union joint (13) on the front end of power transmission shaft (11), be respectively arranged with connecting hole (14) and axis hole (15) in union joint (13) and power transmission shaft (11), connecting hole (14), axis hole (15) is interconnected with the through hole (71) that is opened in casing (7) upper end, be provided with knuckle (16) on the front end of casing (7), the structure of described knuckle (16) is: be arranged on the fittings body (17) on the front end of casing (7), rotary sleeve (18) has been threaded on fittings body (17), evenly be provided with some upper mounting grooves on rotary sleeve (18) inboard, evenly be provided with the lower mounting groove that some and upper mounting groove cooperatively interacts on fittings body (17), positioning bead (19) is arranged in mounting groove and lower mounting groove, installing hole (20) in lower mounting groove and fittings body (17) is interconnected, lower mounting groove can be stretched out in the bottom of positioning bead (19), with Kirschner wire gripping head (21), craniotome drill, the goose saw chuck, locating slot (22) on drill chuck or reciprocating sow chuck cooperatively interacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910144125 CN101953704B (en) | 2009-07-15 | 2009-07-15 | Combined medical orthopaedic electric drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910144125 CN101953704B (en) | 2009-07-15 | 2009-07-15 | Combined medical orthopaedic electric drill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101953704A CN101953704A (en) | 2011-01-26 |
| CN101953704B true CN101953704B (en) | 2013-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910144125 Active CN101953704B (en) | 2009-07-15 | 2009-07-15 | Combined medical orthopaedic electric drill |
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| Country | Link |
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| CN (1) | CN101953704B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108095800A (en) * | 2017-12-25 | 2018-06-01 | 芜湖锐进医疗设备有限公司 | A kind of electronic boring device of medical treatment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2334346Y (en) * | 1998-02-13 | 1999-08-25 | 侯文平 | Multi-function electric bone drill |
| DE19955026B4 (en) * | 1999-11-16 | 2004-07-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Hand drill that can be operated by electric motor for introducing an elongated fixing aid under sterile conditions into a bone or into bone parts |
| CN2662839Y (en) * | 2003-12-10 | 2004-12-15 | 上海光电技术有限公司 | Medical hollow operation electric drill |
| CN101214170A (en) * | 2008-01-16 | 2008-07-09 | 郭毅军 | Integrated drill hand piece capable of stopping once drilling through |
| CN201481493U (en) * | 2009-07-15 | 2010-05-26 | 苏州市百得医疗器械有限公司 | Combined medical orthopedic electric drill |
-
2009
- 2009-07-15 CN CN 200910144125 patent/CN101953704B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2334346Y (en) * | 1998-02-13 | 1999-08-25 | 侯文平 | Multi-function electric bone drill |
| DE19955026B4 (en) * | 1999-11-16 | 2004-07-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Hand drill that can be operated by electric motor for introducing an elongated fixing aid under sterile conditions into a bone or into bone parts |
| CN2662839Y (en) * | 2003-12-10 | 2004-12-15 | 上海光电技术有限公司 | Medical hollow operation electric drill |
| CN101214170A (en) * | 2008-01-16 | 2008-07-09 | 郭毅军 | Integrated drill hand piece capable of stopping once drilling through |
| CN201481493U (en) * | 2009-07-15 | 2010-05-26 | 苏州市百得医疗器械有限公司 | Combined medical orthopedic electric drill |
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| Publication number | Publication date |
|---|---|
| CN101953704A (en) | 2011-01-26 |
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Owner name: JIANGSU BAIDE MEDICAL INSTRUMENT CO., LTD. Free format text: FORMER NAME: SUZHOU BAIDE MEDICAL APPARATUS CO., LTD. Owner name: JIANGSU BAIYIDE MEDICAL INSTRUMENT CO., LTD. Free format text: FORMER NAME: JIANGSU BAIDE MEDICAL INSTRUMENT CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: 215600 Jiangsu province Zhangjiagang City Donglai Town East Highway seven South of Jiangsu hundred easy Medical Technology Co Ltd Patentee after: JIANGSU BAIDE MEDICAL INSTRUMENT CO.,LTD. Address before: 215600 Jiangsu province Zhangjiagang City Donglai town seven East Road on the south side of Jiangsu Black & Decker Medical Equipment Co. Patentee before: JIANGSU BAIDE MEDICAL INSTRUMENT Co.,Ltd. Address after: 215600 Jiangsu province Zhangjiagang City Donglai town seven East Road on the south side of Jiangsu Black & Decker Medical Equipment Co. Patentee after: JIANGSU BAIDE MEDICAL INSTRUMENT Co.,Ltd. Address before: Donglai town on the south side of East seven road 215600 Jiangsu city of Zhangjiagang Province Patentee before: SUZHOU BAIDE MEDICAL DEVICE Co.,Ltd. |