CN104669181B - Screwdriver - Google Patents
Screwdriver Download PDFInfo
- Publication number
- CN104669181B CN104669181B CN201510086403.7A CN201510086403A CN104669181B CN 104669181 B CN104669181 B CN 104669181B CN 201510086403 A CN201510086403 A CN 201510086403A CN 104669181 B CN104669181 B CN 104669181B
- Authority
- CN
- China
- Prior art keywords
- screw
- cylinder
- bar
- lever
- screwdriver
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B15/00—Screwdrivers
- B25B15/02—Screwdrivers operated by rotating the handle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/0007—Connections or joints between tool parts
- B25B23/0042—Connection means between screwdriver handle and screwdriver shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/18—Devices for illuminating the head of the screw or the nut
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention relates to a screwdriver, which comprises a screw-turning stem (1) and a handle (2), the tail part of the screw-turning stem (1) and the handle (2) are fixed together, the front part of the screw-turning stem (1) can slide forward and backward to connect with a barrel (5), a bristle cluster (51) is radially arranged in the barrel (5), the end part of the screw-turning stem (1) is located in the barrel (5), a helical groove (12) is arranged on the screw-turning stem (1) positioned between the bottom of the barrel (5) and the handle (2), a driving sleeve (3) sleeves the screw-turning stem (1) between the bottom of the barrel (5) and the handle (2), the driving sleeve (3) is connected with the handle (2) through a tension spring (32), and in the absence of external force, the driving sleeve (3) can be in tight contact with the front end of the handle (2) because of the tensile force of the tension spring (32). The screwdriver has the following advantages: a screw can be positioned by the bristle cluster, and thereby can be turned conveniently; the screwdriver can be used in a dark environment; after the screw is aligned with a screw hole, the screw-turning stem is first driven by the driving sleeve to rotate, so that the screw is rapidly driven into the screw hole, and when the tightness between the screw and the screw hole is highest, the handle is then used for turning the screw; the screwdriver can be driven by an electric drill.
Description
Technical field
The present invention relates to a kind of screwdriver, a kind of especially screwdriver manually or by electric drill drive rotation for energy.
Background technology
A kind of Chinese utility model patent of existing Patent No. cn200620093422.9 entitled " screwdriver " is open
A kind of structure is simple, labour-saving screwdriver.This utility model includes screwdriver, and screwdriver is to twist bar, screwdriver handle by screw
Composition, its structural feature screwdriver is above provided with transverse holes.However, this device can only manually exert a force, and screw and screw
Finger alignment to be used, very inconvenient, and the dim environment in screw is more difficult to alignment, so being a relatively inefficient use；Therefore this spiral shell
The structure of silk knife also needs to improve further.
Content of the invention
The technical problem to be solved is to provide a kind of clever structure for above-mentioned state of the art, uses
Laborsaving, convenient screwdriver.
The technical scheme that present invention solution above-mentioned technical problem is adopted is: this screwdriver, and including end is cross
Or the screw of in-line twists bar, lever, described screw twist bar afterbody and lever be fixed together it is characterised in that: described spiral shell
The stubborn bar front portion of silk can be connected with cylinder slidingly back and forth, cylinder internal diameter to be provided with can by the hair group of screw axially position,
Described screw is twisted boom end and is located in cylinder, recessed being provided with spiral on the stubborn bar of the screw between cylinder bottom surface and lever
Groove, and screw can be made the drive that bar rotates is twisted when the screw between cylinder bottom surface and lever is twisted and is equipped with and moves forward or backward on bar
Dynamic set, described actuating sleeve is connected with lever by extension spring, and actuating sleeve is understood pulling force because of extension spring under not having external force to act on and held
The front end of handle fits together.
As improvement, the inwall of described actuating sleeve is convexly equipped with the protuberance that can slide along before and after helical groove.
As improving further, after described extension spring is to be placed on screw to twist on bar, and the front portion of extension spring is placed in actuating sleeve
It is connected with actuating sleeve in portion's inner chamber, the rear portion of described extension spring is placed in the forward lumen of lever and is linked together with lever.
As improvement, the tail end that bar twisted by described screw is located in the internal cavity of lever rear portion, and the tail end of the stubborn bar of screw is fixed
There is the drill sleeve with electric drill to be nested solid plush copper, be provided with the tail-hood that plush copper can be placed on the inside in the tail end of lever.
As improvement, in described cylinder forward lumen, it is provided with the LED lamp that can illuminate screw in dim environment, described led
Lamp pass through circuit with the twist button battery being placed on barrel wall and be placed on barrel outer surface switch composition loop.
As improving further, described LED lamp is the annular lamp tube with cylinder inboard wall shape phase establishing, and annular lamp tube is with footpath
To on the annular inner wall being close to cylinder front portion.
As improvement, described hair group is mane group.
As improving further, the hair group that described mane group is made up of Pilus Sus domestica or the ox hair of consistency and elasticity degree.
As improvement, described screw is twisted bar front portion and can be passed through cylinder body bottom hole and can be connected with cylinder slidingly back and forth,
The stubborn rod-shape of screw that cylinder lumen part can be stretched into is adapted to cylinder body bottom hole shape.
As improving further, described cylinder body bottom hole be shaped as square, rhombus or polygon.
Compared with prior art, it is an advantage of the current invention that: the screw of the first, size or length can be located in cylinder
Mao Qunzhong, the end phase directly twisting bar with screw clasps, and so can twist bar by screw and directly screw be aligned with screw, make
The turn of the screw is more convenient；Secondth, cylinder is built-in with electroluminescent lamp, can illuminate the position of screw, so that screw is accurately aligned with screw；The
Three, after screw is alignd with screw, first pass through actuating sleeve and move forward, actuating sleeve drives screw to twist bar and rotates and make screw quick
It is screwed in screw, when screw and screw compactness are bigger, then turn screw with lever, fastened by screw or is screwed in screw
In correspondence position；4th, if screw will be squeezed in hardboard or hard body of wall, lever tail-hood can be opened, by the electric drill sleeve of electric drill
The plush copper twisting bar tail end with screw is nested and is buckled together, and can tighten screw by electric drill.
Brief description
Fig. 1 is the front projection figure of the embodiment of the present invention；
Fig. 2 is the front projection figure after move portion moves up in Fig. 1；
Fig. 3 is the application state figure of the embodiment of the present invention；
Fig. 4 is the top view of Fig. 3；
Fig. 5 is the profile in Fig. 4 along a-a line；
Fig. 6 be in Fig. 1 move portion along the sectional view of its axis place plane；
Fig. 7 is the structure decomposition figure of Fig. 3；
Fig. 8 is the enlarged drawing of i part in Fig. 5.
Specific embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As shown in Figures 1 to 8, the screwdriver of the present embodiment, includes the stubborn bar of screw that end is cross or in-line
1, lever 2, the afterbody that bar 1 twisted by described screw is fixed together with lever 2, and the outer surface of lever is provided with can increase the convex of friction
Bittiness 23, described screw is twisted bar 1 front portion and can be connected with cylinder 5 slidingly back and forth, and being radially provided with cylinder 5 can be by screw
The hair group 51 of 4 axially positions, described screw is twisted bar 1 end and is located in cylinder 5, in the spiral shell between cylinder 5 bottom surface and lever 2
Be provided with helical groove 12 on the stubborn bar 1 of silk, and the screw between cylinder 5 bottom surface and lever 2 twist be equipped with bar 1 forward or to
Screw can be made when moving afterwards to twist the actuating sleeve 3 that bar 1 rotates, described actuating sleeve 3 is connected with lever 2 by extension spring 32, and actuating sleeve 3 exists
The lower meeting of external force effect is not had to fit together with the front end of lever 2 because of the pulling force of extension spring 32.The inwall of actuating sleeve 3 is convexly equipped with can edge
The protuberance 31 sliding before and after helical groove 12.Extension spring 32 is to be placed on screw to twist on bar 1, and the front portion of extension spring 32 is placed in actuating sleeve
It is connected with actuating sleeve 3 in 3 rear portion inner chamber 33, the rear portion of described extension spring 32 is placed in the forward lumen of lever 2 and is connected with lever 2
It is connected together.The tail end that bar 1 twisted by screw is located in lever 2 rear portion internal cavity 21, and the tail end of the stubborn bar 1 of screw is fixed with and electric drill
The drill sleeve plush copper 11 that is nested solid, be provided with the tail-hood 22 that plush copper 11 can be placed on the inside in the tail end of lever 2.Cylinder 5
It is provided with the LED lamp 52 that can illuminate screw in dim environment, described LED lamp 52 passes through circuit and is placed in cylinder 5 in forward lumen
Twist button battery 54 on wall and the switch 53 being placed on cylinder 5 outer surface constitute loop.LED lamp 52 is and cylinder 5 inner wall shape
The annular lamp tube of phase establishing, annular lamp tube is close on the annular inner wall of cylinder 5 front portion with radial direction.Hair group 51 is mane group.Hair on the neck
The hair group 51 that hair group is made up of Pilus Sus domestica or the ox hair of consistency and elasticity degree.Screw twist bar 1 anterior can through cylinder 5 base apertures and
Can be connected with cylinder slidingly back and forth, stubborn bar 1 shape of screw that can stretch into cylinder 5 lumen portion is fitted with cylinder 5 base apertures shape
Join.Cylinder 5 base apertures be shaped as square, rhombus or polygon.
Operation principle: this screwdriver directly can use as normal screws knife, and the screw of size or length can be located at cylinder
Internal Mao Qunzhong, the end phase directly twisting bar with screw clasps, and screw is twisted bar and directly screw aligned with screw, works as screw
After aliging with screw, first pass through actuating sleeve and move forward, actuating sleeve drives screw to twist bar and rotates and make screw be quickly screwed screw
In, when screw and screw compactness are bigger, then turn screw with lever, fastened by screw or is screwed into correspondence position in screw
In, if screw will be squeezed in hardboard or hard body of wall, lever tail-hood can be opened, the electric drill sleeve of electric drill is twisted bar tail end with screw
Plush copper be nested and be buckled together, screw can be tightened by electric drill.
Claims (10)
1. a kind of screwdriver, includes the stubborn bar (1) of screw that end is cross or in-line, lever (2), bar twisted by described screw
(1) afterbody and lever (2) be fixed together it is characterised in that: described screw twist bar (1) front portion can slidingly back and forth with cylinder
(5) it is connected, be radially provided with and the hair group (51) of screw (4) axially position, described screw can be twisted bar (1) in cylinder (5)
End is located in cylinder (5), twists in the screw between cylinder (5) bottom surface and lever (2) and is provided with helical groove on bar (1)
(12) being equipped with, and on the stubborn bar (1) of the screw between cylinder (5) bottom surface and lever (2) can make screw when moving forward or backward
The actuating sleeve (3) that stubborn bar (1) rotates, described actuating sleeve (3) is connected with lever (2) by extension spring (32), and actuating sleeve (3) is not having
The lower meeting of external force effect is had to fit together with the front end of lever (2) because of the pulling force of extension spring (32).
2. screwdriver according to claim 1 it is characterised in that: the inwall of described actuating sleeve (3) is convexly equipped with can be along spiral
The protuberance (31) sliding before and after groove (12).
3. screwdriver according to claim 2 it is characterised in that: described extension spring (32) be placed on screw twist bar (1) on,
And the front portion of extension spring (32) is placed in the rear portion inner chamber (33) of actuating sleeve (3) and is connected with actuating sleeve (3), after described extension spring (32)
Portion is placed in the forward lumen of lever (2) and is linked together with lever (2).
4. according to described screwdriver arbitrary in claims 1 to 3 it is characterised in that: the tail end that bar (1) twisted by described screw is located at
In lever (2) rear portion internal cavity (21), and screw is twisted the tail end of bar (1) and is fixed with and is nested solid plush copper with the drill sleeve of electric drill
(11), the tail end in lever (2) is provided with the tail-hood (22) that plush copper (11) can be placed on the inside.
5. according to described screwdriver arbitrary in claims 1 to 3 it is characterised in that: in described cylinder (5) forward lumen arrange
There is the LED lamp (52) that can illuminate screw in dim environment, described LED lamp (52) passes through circuit and the torsion being placed on cylinder (5) wall
Button battery (54) and the switch (53) being placed on cylinder (5) outer surface constitute loop.
6. screwdriver according to claim 5 it is characterised in that: described LED lamp (52) is and cylinder (5) inner wall shape phase
The annular lamp tube of establishing, annular lamp tube is close on the anterior annular inner wall of cylinder (5) with radial direction.
7. according to described screwdriver arbitrary in claims 1 to 3 it is characterised in that: described hair group (51) be mane group.
8. screwdriver according to claim 7 it is characterised in that: described mane group be by consistency and elasticity degree Pilus Sus domestica or
The hair group (51) of ox hair composition.
9. according to described screwdriver arbitrary in claims 1 to 3 it is characterised in that: described screw is twisted bar (1) front portion and can be passed through
Cylinder (5) base apertures and being connected with cylinder slidingly back and forth, bar (1) shape twisted by the screw that can stretch into cylinder (5) lumen portion
Shape is adapted to cylinder (5) base apertures shape.
10. screwdriver according to claim 9 it is characterised in that: described cylinder (5) base apertures be shaped as square or Pedicellus et Pericarpium Trapae
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510086403.7A CN104669181B (en) | 2015-02-15 | 2015-02-15 | Screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510086403.7A CN104669181B (en) | 2015-02-15 | 2015-02-15 | Screwdriver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104669181A CN104669181A (en) | 2015-06-03 |
| CN104669181B true CN104669181B (en) | 2017-01-18 |
Family
ID=53305034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510086403.7A Active CN104669181B (en) | 2015-02-15 | 2015-02-15 | Screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104669181B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111760130B (en) * | 2020-07-31 | 2022-10-04 | 安静 | Quantitative anesthetic injector |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2159447A (en) * | 1984-05-02 | 1985-12-04 | Rodger Malcolm Morris | Tamper-proof fastening tool & fastenings |
| DE4339987A1 (en) * | 1992-11-27 | 1994-06-01 | Markus Jehle | Pin extractor tool - consists of striker piece with spring=loaded catchpin that is held in spiral track to rotate shaft as striker piece is pushed downwards to drive adaptor screw into pin |
| CN2341770Y (en) * | 1998-10-07 | 1999-10-06 | 杨佩芝 | Structure improved automatic opener |
| CN101407047A (en) * | 2008-06-03 | 2009-04-15 | 唐朝勤 | Pressure screwdriver |
| CN202825665U (en) * | 2012-08-25 | 2013-03-27 | 石家庄冀电培训服务中心 | Screw driver facilitating location of screws |
| CN202985457U (en) * | 2012-12-16 | 2013-06-12 | 谈世纪 | Screwdriver |
| CN203831318U (en) * | 2014-04-30 | 2014-09-17 | 辽宁职业学院 | Self-righting screw screwdriver |
| CN204585083U (en) * | 2015-02-15 | 2015-08-26 | 岱山县奥赛密封件厂 | Screwdriver |
-
2015
- 2015-02-15 CN CN201510086403.7A patent/CN104669181B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2159447A (en) * | 1984-05-02 | 1985-12-04 | Rodger Malcolm Morris | Tamper-proof fastening tool & fastenings |
| DE4339987A1 (en) * | 1992-11-27 | 1994-06-01 | Markus Jehle | Pin extractor tool - consists of striker piece with spring=loaded catchpin that is held in spiral track to rotate shaft as striker piece is pushed downwards to drive adaptor screw into pin |
| CN2341770Y (en) * | 1998-10-07 | 1999-10-06 | 杨佩芝 | Structure improved automatic opener |
| CN101407047A (en) * | 2008-06-03 | 2009-04-15 | 唐朝勤 | Pressure screwdriver |
| CN202825665U (en) * | 2012-08-25 | 2013-03-27 | 石家庄冀电培训服务中心 | Screw driver facilitating location of screws |
| CN202985457U (en) * | 2012-12-16 | 2013-06-12 | 谈世纪 | Screwdriver |
| CN203831318U (en) * | 2014-04-30 | 2014-09-17 | 辽宁职业学院 | Self-righting screw screwdriver |
| CN204585083U (en) * | 2015-02-15 | 2015-08-26 | 岱山县奥赛密封件厂 | Screwdriver |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104669181A (en) | 2015-06-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190606 Address after: 102600 3 floor, 2 building, No. 4 Daxing District Garden Road, Beijing, 1 unit 317 Patentee after: Beijing informed investment home intellectual property rights Operation Co., Ltd. Address before: 316216 No. 38 Chenjia Road, Jiangyao Village, Nishi Community, Dongsha Town, Daishan County, Zhoushan City, Zhejiang Province Patentee before: Daishan County Olympic Competition seal factory |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201110 Address after: Jiang Dong Zhong Bao Cun, Gulou District, Nanjing City, Jiangsu Province, 210000 Patentee after: Dong Jinhuan Address before: 102600 Unit 317, Unit 1, Building 3, No. 2, Yueyuan Road, Daxing District, Beijing Patentee before: BEIJING ZHITOUJIA INTELLECTUAL PROPERTY OPERATION Co.,Ltd. |