CN2551190Y - Pistol type right angle straight-line reciprocating saw - Google Patents
Pistol type right angle straight-line reciprocating saw Download PDFInfo
- Publication number
- CN2551190Y CN2551190Y CN 02226665 CN02226665U CN2551190Y CN 2551190 Y CN2551190 Y CN 2551190Y CN 02226665 CN02226665 CN 02226665 CN 02226665 U CN02226665 U CN 02226665U CN 2551190 Y CN2551190 Y CN 2551190Y
- Authority
- CN
- China
- Prior art keywords
- right angle
- shaft
- axle
- external tube
- overcoat
- 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 - Lifetime
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Abstract
The utility model relates to a pistol type right angle straight line reciprocating saw which comprises a front external tube 1, a back external tube 2, a right angle joint cover 3, a front shaft 4, a rear shaft 5, a crankshaft 6 and a tool clamping device which is arranged in the end of the front shaft 4, wherein the front external tube 1 and one end of the right angle joint cover 3 is embedded together via a head to end method, and the back external tube 2 is sheathed with the other end of the right angle joint cover 3 together via the head to end method. The rear shaft 5 is arranged in the back external tube 1, the end of the rear shaft 5 is provided with a flexible shaft interface 6, and the top end surface of the rear shaft 5 is provided with an eccentric shaft 7. The eccentric shaft 7 is arranged in the right angle joint cover 3, the eccentric shaft 7 is arranged at one end of the crankshaft 6 via a bearing 8, the other end is hinged at the end of the front shaft 4, and the front shaft 4 is arranged in the front external tube 1. The utility model has the advantages of simple structure, more reliable work, small volume and weight, reasonable structure, reliable work, convenient use and low cost, and the utility model accords with human body engineering design.
Description
1, technical field:
This utility model relates to a kind of maxillofacial bone electrical surgical instrument of medical use, relates in particular to pistol type right angle straight-line reciprocating saw blade of saw.
2, background technology:
At present, the maxillofacial bone electrical surgical instrument of medical use on the market, range of application is comparatively extensive, is mainly used in the clinical surgery operation operations such as cutting to osseous tissue, engraving, grinding, osteotomy.Oral and Maxillofacial Surgery, as above mandibulectomy: angle of mandible garden arc osteotomy; The mandibular protraction surgery is put in order abnormal sagittal osteotomy; The maxillary protrusion surgery is put in order abnormal art; The remporomandibular joint excision; The too high attrition of cheekbone; Otorhinolaryngology surgery: as mastoid process tumorectomy, radical maxillary sinusotomy or the like; Ophthalmology: as socket of the eye bone cosmetology; Lacrimal passage molding shape art; Orbital fracture fixation etc.Pistol type right angle straight-line reciprocating saw blade of saw is a kind of apparatus wherein, and mainly there is following deficiency in it, and volume is bigger, and is heavier, and unreasonable structure uses inconvenience, and price is higher, and structure is comparatively complicated.
3, summary of the invention:
The purpose of this utility model provides pistol type right angle straight-line reciprocating saw blade of saw, and it makes the volume of entire product less by running part and overcoat are partly improved, weight saving, rational in infrastructure, meet the ergonomic design, reliable operation, it is comparatively convenient to use.
This utility model is achieved by the following technical solution: it comprises preceding overcoat, back overcoat, the heading joint headgear, front axle, rear axle, bent axle and the cutter holding device that is installed in preceding shaft end, nested being installed together of head and the tail of wherein preceding overcoat and heading joint headgear, back overcoat and nested being installed together of heading joint headgear other end head and the tail, rear axle is installed in overcoat the inside, back, the rear axle afterbody is provided with the flexible axle interface, the top end face of rear axle is provided with eccentric shaft, eccentric shaft is positioned at heading joint headgear the inside, eccentric shaft is installed in an end of bent axle by bearing, the other end of bent axle is hinged on the afterbody of front axle, overcoat the inside before front axle is installed in.
Above-mentioned described preceding overcoat top also is equipped with a protective sleeve, and the top of front axle and cutter holding device are positioned at the protective sleeve the inside.
This utility model compared with prior art has following advantage: it is simple in structure, and it is more reliable to work, and volume and weight is all less, and is rational in infrastructure, meets the ergonomic design, and staff can be firmly grasped easily, reliable operation, and it is comparatively convenient to use, and manufacturing cost is lower.
4, description of drawings:
Below in conjunction with accompanying drawing this utility model is done detailed explanation:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is first kind of structure chart of cutter that this utility model uses;
Fig. 3 is second kind of structure chart of the employed cutter of this utility model;
Fig. 4 is the third structure chart of the employed cutter of this utility model;
Fig. 5 is the 4th a kind of structure chart of the employed cutter of this utility model.
5, the specific embodiment:
As shown in Figure 1, this utility model comprises preceding overcoat (1), back overcoat (2), heading joint headgear (3), front axle (4), rear axle (5), bent axle (6) and be installed in the cutter holding device of front axle (4) end, head and the tail are nested is installed together for wherein preceding overcoat (1) and (3) one on heading joint headgear, back overcoat (2) and nested being installed together of heading joint headgear (3) other end head and the tail, rear axle (5) is installed in back overcoat (1) the inside, rear axle (5) afterbody is provided with flexible axle interface (6), the top end face of rear axle (5) is provided with eccentric shaft (7), eccentric shaft (7) is positioned at heading joint headgear (3) the inside, eccentric shaft (7) is installed in an end of bent axle (6) by bearing (8), the other end of bent axle (6) is hinged on the afterbody of front axle (4), and front axle (4) is installed in preceding overcoat (1) the inside.Preceding overcoat (1) top also is equipped with a protective sleeve (9), and the top of front axle (4) and cutter holding device are positioned at protective sleeve (9) the inside.
As Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, this utility model can use multiple cutter.
Claims (2)
1, pistol type right angle straight-line reciprocating saw blade of saw, it is characterized in that it comprises preceding overcoat (1), back overcoat (2), heading joint headgear (3), front axle (4), rear axle (5), bent axle (6) and be installed in the cutter holding device of front axle (4) end, head and the tail are nested is installed together for wherein preceding overcoat (1) and (3) one on heading joint headgear, back overcoat (2) and nested being installed together of heading joint headgear (3) other end head and the tail, rear axle (5) is installed in back overcoat (1) the inside, rear axle (5) afterbody is provided with flexible axle interface (6), the top end face of rear axle (5) is provided with eccentric shaft (7), eccentric shaft (7) is positioned at heading joint headgear (3) the inside, eccentric shaft (7) is installed in an end of bent axle (6) by bearing (8), the other end of bent axle (6) is hinged on the afterbody of front axle (4), and front axle (4) is installed in preceding overcoat (1) the inside.
2, pistol type according to claim 1 right angle straight-line reciprocating saw blade of saw is characterized in that preceding overcoat (1) top also is equipped with a protective sleeve (9), and the top of front axle (4) and cutter holding device are positioned at protective sleeve (9) the inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02226665 CN2551190Y (en) | 2002-03-28 | 2002-03-28 | Pistol type right angle straight-line reciprocating saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02226665 CN2551190Y (en) | 2002-03-28 | 2002-03-28 | Pistol type right angle straight-line reciprocating saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2551190Y true CN2551190Y (en) | 2003-05-21 |
Family
ID=33703620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02226665 Expired - Lifetime CN2551190Y (en) | 2002-03-28 | 2002-03-28 | Pistol type right angle straight-line reciprocating saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2551190Y (en) |
-
2002
- 2002-03-28 CN CN 02226665 patent/CN2551190Y/en not_active Expired - Lifetime
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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 | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20120328 Granted publication date: 20030521 |