CN203438134U - Screw driver - Google Patents
Screw driver Download PDFInfo
- Publication number
- CN203438134U CN203438134U CN201320522829.9U CN201320522829U CN203438134U CN 203438134 U CN203438134 U CN 203438134U CN 201320522829 U CN201320522829 U CN 201320522829U CN 203438134 U CN203438134 U CN 203438134U
- Authority
- CN
- China
- Prior art keywords
- screwdriver
- bar
- pole
- shaped trough
- screw driver
- 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
Images
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model provides a screw driver, and belongs to the technical field of hardware tools. The problem that a user can not utilize an existing screw driver to pull a screw out with little force is solved. The screw driver comprises a screw driver rod. A screw driver blade is arranged at one end of the screw driver rod. A columnar screw driver handle is fixedly connected with the other end of the screw driver rod. Two strip grooves are formed in the outer side wall of the screw driver handle in the axial direction. One end of each strip groove is rotationally connected with a supporting rod. The length of the supporting rods is smaller than the length of the strip grooves. Locating pieces which can fix the supporting rods into the strip grooves are arranged between the strip grooves and the supporting rods. The screw driver can save more labor in the operating process.
Description
Technical field
The utility model belongs to hardware & tools technical field, relates to a kind of screwdriver.
Background technology
Screwdriver is to be a kind ofly used for twisting screw to force its instrument in place, conventionally has a thin sphenocephaly, can insert in the line of rabbet joint or recess of screw cap.The use of screw is the earliest comparatively general, and in order to apply little torque to screw, people have expected opening a groove on head of screw, with corresponding Flathead screwdriver, just can easily tighten and unclamp screw.Along with scientific and technical develop rapidly, the application of screw is more and more extensive, and the deficiency that the flat recess of screw easily destroys is more and more obvious, and the length of flat recess is longer, also in the easier process being twisted, is destroyed.In order to shorten the length of notch, improve the ability that notch opposing destroys, can transmit onesize torsion again, people expect with cross recess, can bear same torsion, but the length of a notch short half, the ability that opposing destroys has but been strengthened greatly.Therefore at current the most common screwdriver, be exactly a word and Phillips screwdriver, other by different head dummys, can be divided into a meter word, star-like (computer), square toes, turret head, Y type head etc., as this class of installation, maintenance, all to use screwdriver, as long as can say that the place of screw will use screwdriver.
As Chinese utility model patent application (03212192.X) discloses a kind of screwdriver, this screwdriver is also provided with a handheld component being nested on screwdriver rod at the front end of screwdriver handle, and limiting card is installed being close to handheld component leading section.In use, a hand can catch handheld component that screwdriver is fixed easily, with another hand, twist screwdriver handle, and then can twist screw by any direction, there will not be screw to depart from the phenomenon of object, so the screwdriver of this kind of structure is very easy to use, can also increase work efficiency simultaneously; In addition, even if this kind of screwdriver increased a handheld component, but screwdriver generally can not increase how many costs yet relatively.But when encountering stubborn tighter screw or bolt part, divide and get rusty, one hand is held comparatively effort of screwdriver operation.
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 screwdriver, and this screwdriver operation is more laborsaving.
The purpose of this utility model can realize by following technical proposal: a kind of screwdriver, comprise a screwdriver rod, one end of described screwdriver rod has cutter head, the other end is fixed with a screwdriver handle that is column, it is characterized in that, on the lateral wall of described screwdriver handle, offer vertically two bar-shaped troughs, one end of described bar-shaped trough is rotatably connected to a pole, the length of pole is less than the length of bar-shaped trough, is provided with and pole can be fixed on to the keeper in bar-shaped trough between described bar-shaped trough and pole.
When being positioned at bar-shaped trough, pole fixes by keeper, now this screwdriver operates by holding screwdriver handle, and while encountering the screw that is difficult to unscrew, two poles are produced in bar-shaped trough, make two poles perpendicular to screwdriver handle, now operating personnel can two hands hold respectively two poles and operate, and this two pole not only can allow two hands operate simultaneously, and increased acting force arm, therefore operation is more laborsaving, convenient.
In above-mentioned screwdriver, one end of described pole is rotatably connected on by bearing pin on the two side of bar-shaped trough, when pole turns to perpendicular to screwdriver handle position, the lateral surface of described pole and the end wall of bar-shaped trough against.On the sidewall of the pin joint of two poles near bar-shaped trough lower end, pole can be rotated from top to bottom, the lateral surface of pole and the end wall of bar-shaped trough against, the end wall of bar-shaped trough carries out spacingly to the turned position of pole, makes pole perpendicular to point of application handle.
In above-mentioned screwdriver, the relative screwdriver handle axial line of described two bar-shaped trough is symmetrical arranged.Make two poles lay respectively at the both sides of screwdriver handle, active force is more even, more convenient operation.
In above-mentioned screwdriver, described keeper comprises a magnet, and described magnet is connected on the bottom surface of bar-shaped trough, and described pole adopts cast iron materials to make.Pole is fixed by magnet adsorption after rotating back in bar-shaped trough, simple in structure effective.
In above-mentioned screwdriver, the length of described bar-shaped trough and the length difference of pole are 1cm～1.5cm.Be pole while being positioned at bar-shaped trough, in bar-shaped trough, still have the gap of 1cm～1.5cm, convenient pole is produced.
In above-mentioned screwdriver, on the lateral wall of described screwdriver handle, be fixed with rubber layer.Increase the frictional force of screwdriver handle, the feel that screwdriver handle is grasped is better.
Compared with prior art, this screwdriver has following advantage:
1, because operating personnel can two hands hold respectively two poles, operate, therefore not only can allow two hands operate simultaneously, and increase acting force arm, operate more laborsaving, facilitate.
2, because the relative screwdriver handle axial line of two bar-shaped troughs is symmetrical arranged, make two poles lay respectively at the both sides of screwdriver handle, active force is more even, more convenient operation.
3, on the lateral wall due to screwdriver handle, be fixed with rubber layer, therefore can increase the frictional force of screwdriver handle, the feel that screwdriver handle is grasped is better.
Accompanying drawing explanation
Fig. 1 is the perspective view of the pole of this screwdriver while packing up.
Fig. 2 is the perspective view of the pole of this screwdriver while launching.
In figure, 1, screwdriver rod; 11, cutter head; 2, screwdriver handle; 21, bar-shaped trough; 3, pole; 4, magnet; 5, rubber layer.
The specific embodiment
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 Fig. 1, shown in Fig. 2, a kind of screwdriver, comprise a screwdriver rod 1, one end of screwdriver rod 1 has cutter head 11, the other end is fixed with a screwdriver handle 2, screwdriver handle 2 is column, on the lateral wall of screwdriver handle 2, offer vertically two bar-shaped troughs 21, one end of bar-shaped trough 21 is rotatably connected to a pole 3, this pin joint is positioned at the lower end of bar-shaped trough 21, the length of pole 3 is less than the length of bar-shaped trough 21, be that pole 3 can be received in bar-shaped trough 21 completely, between bar-shaped trough 21 and pole 3, be provided with keeper, when pole 3 is positioned at bar-shaped trough 21, keeper can be fixed on pole 3, now this screwdriver operates by holding screwdriver handle 2, and while encountering the screw that is difficult to unscrew, two poles 3 are produced in bar-shaped trough 21, make two poles 3 perpendicular to screwdriver handle 2, now operating personnel can two hands hold respectively two poles 3 and operate, this two pole 3 not only can allow two hands operate simultaneously, and increased acting force arm, therefore operation is more laborsaving, convenient.
Specifically, one end of pole 3 is rotatably connected on the two side of bar-shaped trough 21 by bearing pin, pole 3 can be rotated from top to bottom, when pole 3 turns to perpendicular to screwdriver handle 2 position, the end wall of the lateral surface of pole 3 and bar-shaped trough 21 against, it is spacing to be that the end wall of bar-shaped trough 21 carries out the turned position of pole 3, makes pole 3 perpendicular to screwdriver handle 2.Relative screwdriver handle 2 axial lines of two bar-shaped troughs 21 are symmetrical arranged, and make two poles 3 lay respectively at the both sides of screwdriver handle 2, and active force is more even, more convenient operation.Keeper comprises a magnet 4, and magnet 4 is connected on the bottom surface of bar-shaped trough 21, and pole 3 employing cast iron materials are made, and it is interior rear fixing by magnet 4 absorption, simple in structure effective that pole 3 rotates back into bar-shaped trough 21.The length difference of the length of bar-shaped trough 21 and pole 3 is 1.2cm, when pole is positioned at bar-shaped trough, still has the gap of 1.2cm in bar-shaped trough, conveniently pole 3 is produced.On the lateral wall of screwdriver handle 2, be fixed with rubber layer 5, increase the frictional force of screwdriver handle 2, the feel that screwdriver handle 2 is grasped is better.
Claims (6)
1. a screwdriver, comprise a screwdriver rod (1), one end of described screwdriver rod (1) has cutter head (11), the other end is fixed with a screwdriver handle (2) that is column, it is characterized in that, on the lateral wall of described screwdriver handle (2), offer vertically two bar-shaped troughs (21), one end of described bar-shaped trough (21) is rotatably connected to a pole (3), the length of pole (3) is less than the length of bar-shaped trough (21), is provided with the keeper that pole (3) can be fixed in bar-shaped trough (21) between described bar-shaped trough (21) and pole (3).
2. screwdriver according to claim 1, it is characterized in that, one end of described pole (3) is rotatably connected on the two side of bar-shaped trough (21) by bearing pin, when pole (3) turns to perpendicular to screwdriver handle (2) position, the end wall of the lateral surface of described pole (3) and bar-shaped trough (21) against.
3. screwdriver according to claim 2, is characterized in that, described two bar-shaped troughs (21) relatively screwdriver handle (2) axial line are symmetrical arranged.
4. screwdriver according to claim 3, is characterized in that, described keeper comprises a magnet (4), and described magnet (4) is connected on the bottom surface of bar-shaped trough (21), and described pole (3) adopts cast iron materials to make.
5. according to the screwdriver described in claim 3 or 4, it is characterized in that, the length difference of the length of described bar-shaped trough (21) and pole (3) is 1cm～1.5cm.
6. screwdriver according to claim 5, is characterized in that, is fixed with rubber layer (5) on the lateral wall of described screwdriver handle (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320522829.9U CN203438134U (en) | 2013-08-26 | 2013-08-26 | Screw driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320522829.9U CN203438134U (en) | 2013-08-26 | 2013-08-26 | Screw driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203438134U true CN203438134U (en) | 2014-02-19 |
Family
ID=50089208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320522829.9U Expired - Fee Related CN203438134U (en) | 2013-08-26 | 2013-08-26 | Screw driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203438134U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985548A (en) * | 2015-06-30 | 2015-10-21 | 遵义洪棣机械设备制造有限公司 | Stretchable torque-variable screwdriver |
| CN106994659A (en) * | 2017-05-15 | 2017-08-01 | 苏州市职业大学 | A kind of laborsaving bottle opener |
| CN107486808A (en) * | 2017-09-21 | 2017-12-19 | 吴建平 | A kind of screwdriver |
| CN113218467A (en) * | 2021-05-17 | 2021-08-06 | 东营同博石油电子仪器有限公司 | Automatic tester for continuous liquid level of oil well |
-
2013
- 2013-08-26 CN CN201320522829.9U patent/CN203438134U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985548A (en) * | 2015-06-30 | 2015-10-21 | 遵义洪棣机械设备制造有限公司 | Stretchable torque-variable screwdriver |
| CN106994659A (en) * | 2017-05-15 | 2017-08-01 | 苏州市职业大学 | A kind of laborsaving bottle opener |
| CN107486808A (en) * | 2017-09-21 | 2017-12-19 | 吴建平 | A kind of screwdriver |
| CN113218467A (en) * | 2021-05-17 | 2021-08-06 | 东营同博石油电子仪器有限公司 | Automatic tester for continuous liquid level of oil well |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203438134U (en) | Screw driver | |
| CN202825668U (en) | Rotary dual-purpose screwdriver | |
| CN205363696U (en) | Interior opening speeder wrench | |
| CN203092411U (en) | Adjustable wrench | |
| CN205415458U (en) | Laborsaving novel bottle opener | |
| CN203330947U (en) | Telescopic hardware tool handgrip | |
| CN203045685U (en) | Multifunctional labor-saving screw driver | |
| CN204427584U (en) | The planing tool of energy flexible modulation plane skin thickness size | |
| CN202753083U (en) | Labor-saving screw driver | |
| CN205968778U (en) | Labor -saving wrench | |
| CN203031521U (en) | Rotatable screw driver | |
| CN201848803U (en) | Novel solid wrench | |
| CN203438135U (en) | Screw driver | |
| CN200974211Y (en) | Screwdriver | |
| CN203592435U (en) | Screwdriver capable of deformation | |
| CN201889743U (en) | Screwdriver | |
| CN203752039U (en) | Spanner | |
| CN203141403U (en) | Screwdriver handle | |
| CN206519910U (en) | A kind of new hardware spanner | |
| CN209453446U (en) | Adjustable spanner improves structure | |
| CN205968777U (en) | Spanner | |
| CN202283698U (en) | Novel screwdriver | |
| CN202448068U (en) | Allen wrench | |
| CN203765534U (en) | Universal wrench convenient to assemble and simple to operate | |
| CN205148174U (en) | Labor -saving screw driver |
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: 20140219 Termination date: 20140826 |
|
| EXPY | Termination of patent right or utility model |