CN2753520Y - Electric two-purpose screwdriver - Google Patents
Electric two-purpose screwdriver Download PDFInfo
- Publication number
- CN2753520Y CN2753520Y CN 200420112441 CN200420112441U CN2753520Y CN 2753520 Y CN2753520 Y CN 2753520Y CN 200420112441 CN200420112441 CN 200420112441 CN 200420112441 U CN200420112441 U CN 200420112441U CN 2753520 Y CN2753520 Y CN 2753520Y
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- CN
- China
- Prior art keywords
- screw
- rotating shaft
- screwdriver
- utility
- model
- 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
- 238000003825 pressing Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000007493 shaping process Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 6
- 235000011613 Pinus brutia Nutrition 0.000 description 6
- 241000018646 Pinus brutia Species 0.000 description 6
- 229920000965 Duroplast Polymers 0.000 description 4
- 238000000748 compression moulding Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model relates to an electric dualpurpose screwdriver which belongs to the technical field of the group of screwdrivers of the subclass of tools or table type equipment used for fastening, connection, disassembly or clamping and not included in other classes under the shaping subsection in the section of performing operations; transporting. The utility model has the purpose of solving the technical problems that a common screwdriver is laborious, loosening or fastening screw nails and reducing the cost. The utility model is mainly composed of a fastening screwdriver head, a rotating shaft, an upper gear, a loosening screwdriver head, a motor and a lower gear. The utility model is characterized in that the punch position at the back end of the fastening screwdriver head is sheathed in a screw nail position, and the screw thread of the screw nail is connected to the punch position at the right end of the rotating shaft through screw threads; the punch position at the back end of the loosening screwdriver head is sheathed on the screw nail position, and the screw thread of the screw nail is connected to the punch position at the left end of the rotating shaft through screw threads. The electric dualpurpose screwdriver has the advantages of wide application, easy production, convenient use and easy popularization.
Description
(1) technical field:
The utility model relates to the electric dual-purpose screwdriver, belong to operation, Department of Transportation by International Patent Classification (IPC) (IPC) division, moulding branch, hand-operated tools, portable power tools, the handle of hand instrument, the big class of workshop appliance, other class is not to be covered to be used for fasteningly, connects, dismounting or clamping tools or bench device group the screwdriver technical group field.
(2) background technology:
At present, the technology about the screwdriver group existing and that once had was all done very fruitful effort to the demand of electric dual-purpose screwdriver, also once designed many outstanding technical schemes.As declaring of the Decree of Patent Office of China in 1996 by Zhang Ruifeng, Granted publication is CN2234338Y, China Patent No. (ZL) is: 95233676.X number utility model patent title is the utility model patent of " a kind of screwdriver is used handle more ", the technical scheme that is adopted.Technical elements in the screwdriver group is a routine of great value invention, and it has solved the technical problem that the screwdriver handle is used more effectively.But still have some deficits, its also be difficult to solve normal screws cutter effort, can pine or tight screw, and the technical problem that reduces cost.
(3) summary of the invention:
The purpose of this utility model is to provide a kind of electric dual-purpose screwdriver.Solving normal screws cutter effort, can pine or tight screw, the technical problem that reduces cost.
The electric dual-purpose screwdriver that the new technical scheme that above-mentioned technical problem to be solved in the utility model adopted is achieved in that this utility model mainly by: tight driver bit, screw, rotating shaft, upper gear, the cutter head of loosening the screw a little, motor, battery, pressing plate, button, shell, undergear constitute.The tight driver bit of its major part, upper gear, the cutter head of loosening the screw a little, motor, undergear are selected for use by market.Its rotating shaft is the thick cylindrical shapes in two ends, is material with the steel, through the forging molding processing and manufacturing.Its shell is smooth on one side rectangular shape, is material with the duroplasts, through the compression molding processing and manufacturing.Its pressing plate is the plate shape of an end band spring, is material with the duroplasts, through the compression molding processing and manufacturing.
In shape, structure and combination thereof, the total essential features of electric dual-purpose screwdriver of the present utility model and immediate prior art is: the position of the interstitial hole that is installed in upper gear is inserted in the axostylus axostyle position of rotating shaft, the external tooth position of upper gear is connected with a joggle in the position of the external tooth of undergear, be combined into the bascule of the tangent shape of two circles, function has been the effect of transmission.The interstitial hole position of undergear cover is installed in the position of the rotating shaft of motor, motor be connected the position of the both positive and negative polarity of battery by the position of source lead, be combined into the bascule that cylindrical bar connects shape, function has been the effect of generation power.In shape, structure and combination thereof, the electric dual-purpose screwdriver of the present utility model technical characterictic different with immediate prior art is: the rear end punch position cover of tight driver bit is installed in the position of the screw of screw, the screw position of screw is threaded in the position of the right-hand member perforation of rotating shaft, be combined into the fixed structure of the most advanced and sophisticated circular bar shape of band, function has been the effect of tight screw.The rear end punch position cover of cutter head of loosening the screw a little is installed in the position of the screw of screw, and the screw position of screw is threaded in the position of the left end perforation of rotating shaft, is combined into the fixed structure of the most advanced and sophisticated circular bar shape of band, and function has been the effect of unscrew.Position with holes, the lower end of shell cover is installed in the position at the edge of button, and the back location top of button is connected the position at the band spring one end back side of pressing plate, is combined into the bascule of the rectangular shape of band projection, and function has been the effect of switch.So just realized that electric dual-purpose screwdriver of the present utility model solves normal screws cutter effort, can pine or tight screw, the purpose of the technical problem that reduces cost.
The beneficial effect of the electric dual-purpose screwdriver of utility model is that the utility model is to solve normal screws cutter effort, can pine or tight screw, the technical scheme that technical problem adopted that reduces cost has been compared three place's advantage and improvement with existing with the technology about the screwdriver group that once had:
First, because the rear end punch position cover that has designed tight driver bit in the technical scheme of electric dual-purpose screwdriver of the present utility model is installed in the position of the screw of screw, the screw position of screw is threaded in the position of the right-hand member perforation of rotating shaft, be combined into the fixed structure of the most advanced and sophisticated circular bar shape of band, so the technical problem of the tight screw of easier solution.
Second, because the rear end punch position cover that has designed the cutter head of loosening the screw a little in the technical scheme of electric dual-purpose screwdriver of the present utility model is installed in the position of the screw of screw, the screw position of screw is threaded in the position of the left end perforation of rotating shaft, be combined into the fixed structure of the most advanced and sophisticated circular bar shape of band, so the technical problem of easier solution unscrew.
The 3rd, owing to designed the position that position with holes, the lower end of shell cover is installed in the edge of button in the technical scheme of electric dual-purpose screwdriver of the present utility model, the back location top of button is connected the position at the band spring one end back side of pressing plate, be combined into the bascule of the rectangular shape of band projection, so the technical problem of easier solution switch.
(4) description of drawings:
Accompanying drawing provides the structural representation of electric dual-purpose screwdriver of the present utility model:
Fig. 1: the integral body that is electric dual-purpose screwdriver of the present utility model is faced structural representation:
Fig. 2: the side overall structure schematic diagram that is electric dual-purpose screwdriver of the present utility model:
Fig. 3: the side sectional structure schematic diagram that is electric dual-purpose screwdriver of the present utility model:
The label declaration of parts in the schematic diagram:
1 tight driver bit 2 screws 3 rotating shafts 4 upper gear
5 cutter head 6 motors 7 batteries 8 pressing plates of loosening the screw a little
9 buttons, 10 shells, 11 undergears
(5) specific embodiment:
Below in conjunction with accompanying drawing, to electric dual-purpose screwdriver of the present utility model for realize solving normal screws cutter effort, can pine or tight screw, the optimal way of the technical scheme that the technical problem that reduces cost is taked is described further:
Its static structure: please join accompanying drawing: as shown in the figure, electric dual-purpose screwdriver of the present utility model mainly is made of tight driver bit 1, screw 2, rotating shaft 3, upper gear 4, the cutter head 5 of loosening the screw a little, motor 6, battery 7, pressing plate 8, button 9, shell 10, undergear 11.The tight driver bit 1 of its major part, upper gear 4, the cutter head 5 of loosening the screw a little, motor 6, undergear 11 are selected for use by market.Its rotating shaft 3 is the thick cylindrical shapes in two ends, is material with the steel, through the forging molding processing and manufacturing.Its shell 10 is smooth on one side rectangular shapes, is material with the duroplasts, through the compression molding processing and manufacturing.Its pressing plate 8 is plate shapes of an end band spring, is material with the duroplasts, through the compression molding processing and manufacturing.
In shape, structure and combination thereof, the total essential features of electric dual-purpose screwdriver of the present utility model and immediate prior art is: the position of the interstitial hole that is installed in upper gear 4 is inserted in the axostylus axostyle position of wheel shaft 3, the external tooth position of upper gear 4 is connected with a joggle in the position of the external tooth of undergear 11, be combined into the bascule of the tangent shape of two circles, function has been the effect of transmission.The interstitial hole position of undergear 11 cover is installed in the position of the rotating shaft of motor 6, motor 6 be connected the position of the both positive and negative polarity of battery 7 by the position of source lead, be combined into the bascule that cylindrical bar connects shape, function has been the effect of generation power.In shape, structure and combination thereof, the electric dual-purpose screwdriver of the present utility model technical characterictic different with immediate prior art is: the rear end punch position cover of tight driver bit 1 is installed in the position of the screw of screw 2, the screw position of screw 2 is threaded in the position of the right-hand member perforation of rotating shaft 3, be combined into the fixed structure of the most advanced and sophisticated circular bar shape of band, function has been the effect of tight screw.The rear end punch position cover of cutter head 5 of loosening the screw a little is installed in the position of the screw of screw 2, and the screw position of screw 2 is threaded in the position of the left end perforation of rotating shaft 3, is combined into the fixed structure of the most advanced and sophisticated circular bar shape of band, and function has been the effect of unscrew.Position with holes, the lower end of shell 10 cover is installed in the position at the edge of button 9, and the back location top of button 9 is connected the position at the band spring one end back side of pressing plate 8, is combined into the bascule of the rectangular shape of band projection, and function has been the effect of switch.
Below by using method, further set forth the dynamic structure relation of this practical electric dual-purpose screwdriver: in use, in the time of the tight screw of needs, according to mechanics principle, at first tight driver bit 1 is pressed on screw, pressed button 9 then, thereby finish the task of tight screw.
In use, in the time of the needs unscrew, according to mechanics principle, the cutter head 5 of at first will loosening the screw a little is pressed button 9 then by on screw, thereby finishes the task of unscrew.So just realized that electric dual-purpose screwdriver of the present utility model solves normal screws cutter effort, can pine or tight screw, the purpose of the technical problem that reduces cost.
Realize that preferred plan of the present utility model is is material with steel, plastics, utilize the basic equipment of cutter factory, take to produce by batch in a large number,, so just can realize the practical value and the economic worth of electric dual-purpose screwdriver of the present utility model better with the demand of supply industrial quarters.
Claims (3)
1. electric dual-purpose screwdriver, it is by tight driver bit (1), screw (2), rotating shaft (3), upper gear (4), the cutter head (5) of loosening the screw a little, motor (6), battery (7), pressing plate (8), button (9), shell (10), undergear (11) constitutes, the position of the interstitial hole that is installed in upper gear (4) is inserted in the axostylus axostyle position of its rotating shaft (3), the external tooth position of upper gear (4) is connected with a joggle in the position of the external tooth of undergear (11), the interstitial hole position cover of undergear (11) is installed in the position of the rotating shaft of motor (6), motor (6) be connected the position of the both positive and negative polarity of battery (7) by the position of source lead, it is characterized in that: the rear end punch position cover of tight driver bit (1) is installed in the position of the screw of screw (2), and the screw position of screw (2) is threaded in the position of the right-hand member perforation of rotating shaft (3).
2. electric dual-purpose screwdriver according to claim 1 is characterized in that: the rear end punch position cover of the cutter head of loosening the screw a little (5) is installed in the position of the screw of screw (2), and the screw position of screw (2) is threaded in the position of the left end perforation of rotating shaft (3).
3. electric dual-purpose screwdriver according to claim 1 is characterized in that: position with holes, the lower end of shell (10) cover is installed in the position at the edge of button (9), and the back location top of button (9) is connected the position at the band spring one end back side of pressing plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420112441 CN2753520Y (en) | 2004-11-08 | 2004-11-08 | Electric two-purpose screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420112441 CN2753520Y (en) | 2004-11-08 | 2004-11-08 | Electric two-purpose screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2753520Y true CN2753520Y (en) | 2006-01-25 |
Family
ID=35925630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420112441 Expired - Fee Related CN2753520Y (en) | 2004-11-08 | 2004-11-08 | Electric two-purpose screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2753520Y (en) |
-
2004
- 2004-11-08 CN CN 200420112441 patent/CN2753520Y/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 | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhao Qianwei Document name: Notification of Termination of Patent Right |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |