CN204868694U - Scalable double threaded screw sword instrument - Google Patents
Scalable double threaded screw sword instrument Download PDFInfo
- Publication number
- CN204868694U CN204868694U CN201520497727.5U CN201520497727U CN204868694U CN 204868694 U CN204868694 U CN 204868694U CN 201520497727 U CN201520497727 U CN 201520497727U CN 204868694 U CN204868694 U CN 204868694U
- Authority
- CN
- China
- Prior art keywords
- screwdriver
- overcoat
- adjusting gear
- shaft
- utility
- 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
Links
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a scalable double threaded screw sword instrument, the left adjusting gear of left side installation of screwdriver overcoat, the right adjusting gear of right side installation of screwdriver overcoat, insulating cover install the middle position at the screwdriver overcoat, the screw arbor install in the screwdriver overcoat, the epaxial processing rack of screwdriver, gear meshing transmission is adjusted on the epaxial rack of screwdriver and left adjusting gear and the right side, screw arbor and screwdriver overcoat between set up the location pinion, the both ends of screw arbor set up screwdrivers blade, screwdrivers blade and screw arbor are body structures. The utility model provides a scalable double threaded screw sword instrument, it designs scientific and reasonable, simple structure, the installation of being convenient for.
Description
Technical field
The utility model relates to a kind of Telescopic double-head screwdriver tool, belongs to screwdriver tool technical field.
Background technology
Screwdriver is that one is used for twisting
screwwith the instrument forcing it in place, usually there is a thin sphenocephaly, can to insert in the line of rabbet joint of screw cap or recess-, mainly contain a word (negative sign) and cross (positive sign) two kinds, common hex(agonal)screw cutter in addition, comprises interior hexagonal and outer-hexagonal two kinds.
In use, because the length of screwdriver is non-adjustable, when twisting unloading screw, usually there is being positioned at the screw unloading difficulty of darker screwed hole or twist the problem that unloading do not descended in existing screwdriver tool.
Summary of the invention
The utility model will provide a kind of Telescopic double-head screwdriver tool, and its design science is reasonable, and structure is simple, easy to use.
Of the present utility modelly solve existing issue by the following technical solutions.
A kind of Telescopic double-head screwdriver tool, structure comprises: screwdriver overcoat, insulation sleeve, right adjusting gear, left adjusting gear, location pinion, screwdriver shaft, tooth bar, driver bit, left adjusting gear is installed in the left side of described screwdriver overcoat, right adjusting gear is installed on the right side of screwdriver overcoat, described insulation sleeve is arranged on the middle position of screwdriver overcoat, described screwdriver shaft is arranged in screwdriver overcoat, manufacturing gear strip on screwdriver shaft, tooth bar on screwdriver shaft and left adjusting gear and right adjusting gear engaged transmission, location pinion is set between described screwdriver shaft and screwdriver overcoat, the two ends of described screwdriver shaft arrange driver bit, driver bit and screwdriver shaft are integrative-structures.
Further, described screwdriver overcoat adopts steel pipe to make, and described insulation sleeve is rubber sleeve.
The beneficial effects of the utility model are: a kind of Telescopic double-head screwdriver tool that the utility model proposes, tooth bar on employing silk cutter shaft and the design of left adjusting gear and right adjusting gear engaged transmission, screwdriver shaft is moved left and right in screwdriver overcoat, realize the flexible adjustable of screwdriver shaft, its design science is reasonable, structure is simple, easy to use.
accompanying drawing illustrates:
For ease of illustrating, the utility model is described in detail by following concrete enforcement and accompanying drawing.
Fig. 1 is structural representation of the present utility model.
In figure: 1-screwdriver overcoat; 2-insulation sleeve; The right adjusting gear of 3-; The left adjusting gear of 4-; 5-locates pinion; 6-screwdriver shaft; 7-tooth bar; 8-driver bit.
detailed description of the invention:
For making the purpose of this utility model, technical scheme and advantage clearly understand, below by the specific embodiment shown in accompanying drawing, the utility model is described.But should be appreciated that, these describe just exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present utility model.
As shown in Figure 1, a kind of Telescopic double-head screwdriver tool, structure comprises: screwdriver overcoat 1, insulation sleeve 2, right adjusting gear 3, left adjusting gear 4, location pinion 5, screwdriver shaft 6, tooth bar 7, driver bit 8, left adjusting gear 4 is installed in the left side of described screwdriver overcoat 1, right adjusting gear 3 is installed on the right side of screwdriver overcoat 1, described insulation sleeve 2 is arranged on the middle position of screwdriver overcoat 1, described screwdriver shaft 6 is arranged in screwdriver overcoat 1, manufacturing gear strip 7 on screwdriver shaft 6, tooth bar 7 on screwdriver shaft 6 and left adjusting gear 4 and right adjusting gear 3 engaged transmission, location pinion 5 is set between described screwdriver shaft 6 and screwdriver overcoat 1, the two ends of described screwdriver shaft 6 arrange driver bit 8, driver bit 8 and screwdriver shaft 6 are integrative-structures.
Particularly, described screwdriver overcoat 1 adopts steel pipe to make, and described insulation sleeve 2 is rubber sleeves.
Using method of the present utility model is: be first installed in screwdriver overcoat by suitable screwdriver shaft, during use, according to the degree of depth of twisting screw hole, by the extension elongation of left adjusting gear and right adjusting gear set screw cutter shaft, reach length screw can being twisted out, so, easy to use and flexible.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (2)
1. a Telescopic double-head screwdriver tool, it is characterized in that: structure comprises: screwdriver overcoat, insulation sleeve, right adjusting gear, left adjusting gear, location pinion, screwdriver shaft, tooth bar, driver bit, left adjusting gear is installed in the left side of described screwdriver overcoat, right adjusting gear is installed on the right side of screwdriver overcoat, described insulation sleeve is arranged on the middle position of screwdriver overcoat, described screwdriver shaft is arranged in screwdriver overcoat, manufacturing gear strip on screwdriver shaft, tooth bar on screwdriver shaft and left adjusting gear and right adjusting gear engaged transmission, location pinion is set between described screwdriver shaft and screwdriver overcoat, the two ends of described screwdriver shaft arrange driver bit, driver bit and screwdriver shaft are integrative-structures.
2. a kind of Telescopic double-head screwdriver tool according to claim 1, is characterized in that: described screwdriver overcoat adopts steel pipe to make, and described insulation sleeve is rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520497727.5U CN204868694U (en) | 2015-07-12 | 2015-07-12 | Scalable double threaded screw sword instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520497727.5U CN204868694U (en) | 2015-07-12 | 2015-07-12 | Scalable double threaded screw sword instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204868694U true CN204868694U (en) | 2015-12-16 |
Family
ID=54813115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520497727.5U Expired - Fee Related CN204868694U (en) | 2015-07-12 | 2015-07-12 | Scalable double threaded screw sword instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204868694U (en) |
-
2015
- 2015-07-12 CN CN201520497727.5U patent/CN204868694U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160712 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |