CN104786180A - Angle-adjustable screwdriver - Google Patents
Angle-adjustable screwdriver Download PDFInfo
- Publication number
- CN104786180A CN104786180A CN201410727302.9A CN201410727302A CN104786180A CN 104786180 A CN104786180 A CN 104786180A CN 201410727302 A CN201410727302 A CN 201410727302A CN 104786180 A CN104786180 A CN 104786180A
- Authority
- CN
- China
- Prior art keywords
- gear
- screwdriver
- external member
- fixedly connected
- transmission device
- 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.)
- Pending
Links
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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/0007—Connections or joints between tool parts
- B25B23/0028—Angular adjustment means between tool head and 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
- B25B15/00—Screwdrivers
- B25B15/02—Screwdrivers operated by rotating the handle
Abstract
The invention discloses an angle-adjustable screwdriver. The angle-adjustable screwdriver comprises a handle, a screwdriver bit, a first sleeve part and a second sleeve part, wherein the first sleeve part is arranged at the bottom end of the handle and used for being connected with the handle, and the second sleeve part is arranged at the top end of the screwdriver bit and used for being connected with the screwdriver bit. The first sleeve part and the second sleeve part are connected through a transmission device. The first sleeve part and the second sleeve part can rotate around the transmission device to conduct angle transformation. The transmission device comprises a connecting shaft. The two ends of the connecting shaft are fixedly connected with a first gear and a second gear respectively. The first sleeve part comprises a third gear which is fixedly connected with the transmission device. One end of the first sleeve part is fixedly connected with the connecting shaft, and the other end of the first sleeve part can be inserted into the handle. The handle can be inserted into the third gear so that the handle can be fixedly connected with the transmission device. The angle-adjustable screwdriver solves the problem that screws cannot be tightened easily in a narrow space.
Description
Technical field
The present invention relates to field of tool, particularly relate to the screwdriver of adjustable angle.
Background technology
Screwdriver is generally straight-bar, but for the locus that some are special, such as, in crack, common straight-bar screwdriver can not bend, and therefore under this special space position, can not realize the object of tighten the screws, and the screwdriver of market is except fixing straight-bar, have stationary curved angle, also have direction flexible screwdriver.The wherein screwdriver of fixed angle, can adapt to some spaces, but in narrow space, because not adjusting angle well, uses and also often can not adjust because angle is fixed, use inconvenience.According to direction flexible screwdriver, strength conduction and flexible radian size always can not be coordinated; When needing great, the flexible axle intensity in flexible pipe is comparatively hard, and bending radian is just comparatively large, is unfavorable for that narrow space operates; Radian as flexible in needs is less, and the flexible axle in flexible pipe then requires to reduce intensity, is unfavorable for again using great, how realizes small space, facilitates tighten the screws to be a problem demanding prompt solution.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of screwdriver of adjustable angle, be intended to the problem solving small space not easily tighten the screws.
Technical scheme of the present invention is as follows:
A kind of screwdriver of adjustable angle, wherein, comprise handle and screwdriver bit, be arranged on described handle bottom, for the first external member be connected with described handle, be arranged on described screwdriver bit top, for the second external member be connected with described screwdriver bit, described first external member is connected by transmission device with described second external member, and described first external member and described second external member can rotate around described transmission device, carry out angular transformation.
The screwdriver of described adjustable angle, wherein, described transmission device comprises a connecting axle, and described connecting axle two ends are fixedly connected with the first gear and the second gear respectively.
The screwdriver of described adjustable angle, wherein, described first external member comprises the 3rd gear, described 3rd gear is fixedly connected with described transmission device, described first external member one end is fixedly connected with described connecting axle, the other end can insert described handle, and described handle can insert the 3rd gear, and handle is fixedly connected with transmission device.
The screwdriver of described adjustable angle, wherein, described second external member one end is fixedly connected with described connecting axle, described second external member other end inside is fixedly connected with a spring, described spring is fixedly connected with the 4th gear, described screwdriver bit can insert the described spring of the second external member, is fixedly connected with the 4th gear.
The screwdriver of described adjustable angle, wherein, described first, second, third, fourth gear is in the same size.
The screwdriver of described adjustable angle, wherein, described first, second, third, fourth gear is bevel gear.
Beneficial effect: the present invention is by being set to several parts separately by screwdriver, screwdriver bit is connected by transmission device with handle, screwdriver bit inserts the second external member and connects the 4th gear by spring, handle inserts the first external member and connects the 3rd gear, transmission device comprises the first and second gears, 3rd gear is fixedly connected with transmission device, be fixedly connected with transmission device to make handle, and screwdriver bit is connected with the 4th gear after inserting the spring of the second external member, user can draw screwdriver bit along the direction of screwdriver bit, and then drive the 4th gear to depart from transmission device, carry out the adjustment of angle, after regulating angle, decontrol screwdriver bit, due to the elastic force effect of spring, 4th gear is connected with transmission device again, achieve the angular adjustment of screwdriver bit.
Accompanying drawing explanation
Fig. 1 is the structural representation of the screwdriver of a kind of adjustable angle of the present invention.
Fig. 2 is the gear connection diagram of the screwdriver of adjustable angle of the present invention.
Detailed description of the invention
The invention provides a kind of screwdriver of adjustable angle, for making object of the present invention, technical scheme and effect clearly, clearly, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, for the structural representation of the screwdriver of a kind of adjustable angle of the present invention, wherein, comprise handle 101 and screwdriver bit 102, be arranged on described handle bottom, for the first external member 108 be connected with described handle, be arranged on described screwdriver bit top, for the second external member 109 be connected with described screwdriver bit, described first external member 108 is connected by transmission device with described second external member 109, described first external member 108 can rotate around described transmission device with described second external member 109, carries out angular transformation.
The screwdriver of adjustable angle of the present invention, handle and screwdriver bit are separated, connected by transmission device, handle is connected with the first external member, screwdriver bit is connected with the second external member, and the first external member is connected with transmission device again with the second external member, therefore achieves the connection between handle and screwdriver bit, described first external member and described second external member can rotate around described transmission device, carry out angular transformation.
Further, as shown in Figure 2, Fig. 2 is the gear connection diagram of the screwdriver of adjustable angle of the present invention, the screwdriver of adjustable angle of the present invention, wherein, described transmission device comprises a connecting axle 107, and described connecting axle 107 two ends are fixedly connected with the first gear 104 and the second gear 106 respectively.
Further, the screwdriver of described adjustable angle, wherein, described first external member 108 comprises the 3rd gear 103, described 3rd gear 103 is fixedly connected with described transmission device, and described first external member 108 one end is fixedly connected with described connecting axle 107, and the other end can insert described handle 101, described handle 101 can insert the 3rd gear 103, and handle 101 is fixedly connected with transmission device.
In screwdriver of the present invention, transmission device comprises the first and second gears, the 3rd gear is comprised in the first external member, 3rd gear may be stuck in the middle of the first and second gears, and then it is locked, realize being fixedly connected with of the 3rd gear and transmission device, and the 3rd external member can insert handle, after handle inserts, buckle can be carried out with the 3rd gear to be connected, because handle inserts in the first external member, therefore also achieve with the first external member and be fixedly connected with, after handle is connected with the 3rd gear buckle, relative with transmission device fixing, also just handle is achieved, first external member is fixedly connected with transmission device.
The screwdriver of adjustable angle of the present invention, after first external member is fixedly connected with transmission device, when needing to carry out angle adjustment, need to convert the relative angle between screwdriver bit and handle, therefore further, described second external member 109 one end is fixedly connected with described connecting axle 107, described second external member 109 other end inside is fixedly connected with a spring 110, described spring 110 is fixedly connected with the 4th gear 105, described screwdriver bit 102 can insert the described spring 110 of the second external member 109, is fixedly connected with the 4th gear 105.In the present invention, after first external member is connected with the 3rd gear by handle, achieve and be fixedly connected with, when therefore needing adjustment angle, can not regulate handle, need to regulate screwdriver bit, described second external member is fixedly connected with the power transmission shaft of transmission device, spring is provided with in the second external member, spring one end is fixed with the second external member and is connected, the other end is fixedly connected with the 4th gear, 4th gear for snap in transmission device the first and second gears in the middle of, fixed screw screwdriver bit, present pre-ferred embodiments, when needing to carry out angle adjustment, because screwdriver bit inserts the second external member, be connected with the 4th gear through spring, 4th gear is fixedly connected with spring, spring is fixedly connected with the second external member, after screwdriver bit is fixedly connected with the 4th gear, when needing adjustment angle, be pulled outwardly described screwdriver bit, due to pulling force effect, 4th gear and transmission device realize being separated, screwdriver bit can rotate around transmission device, carry out angular adjustment, when adjusting to suitable position, unclamp screwdriver bit, the active force of spring, the 4th gear is made again to snap in the first and second gears, locked, user's rotatable handgrip, drive screwdriver bit rotates, can tighten the screws or unclamp, achieve the angular adjustment of screwdriver bit.
Further, can find out in Fig. 2, in order to make to connect between gear in the screwdriver of more smooth, described adjustable angle, described first, second, third, fourth gear is in the same size.
Further, stuck in order to what realize between gear, reach the object be fixedly connected with, the screwdriver of described adjustable angle of the present invention, wherein, described first, second, third, fourth gear is bevel gear, gear is arranged to umbrella shape, easier locked gear, realize being fixedly connected with of gear, and when angular transformation, easierly can pull open the 4th gear, realize the conversion of angle.
In sum, the present invention is by being set to several parts separately by screwdriver, screwdriver bit is connected by transmission device with handle, screwdriver bit inserts the second external member and connects the 4th gear by spring, handle inserts the first external member and connects the 3rd gear, transmission device comprises the first and second gears, 3rd gear is fixedly connected with transmission device, be fixedly connected with transmission device to make handle, and screwdriver bit is connected with the 4th gear after inserting the spring of the second external member, user can draw screwdriver bit along the direction of screwdriver bit, and then drive the 4th gear to depart from transmission device, carry out the adjustment of angle, after regulating angle, decontrol screwdriver bit, due to the elastic force effect of spring, 4th gear is connected with transmission device again, achieve the angular adjustment of screwdriver bit.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (6)
1. the screwdriver of an adjustable angle, it is characterized in that, comprise handle and screwdriver bit, be arranged on described handle bottom, for the first external member be connected with described handle, be arranged on described screwdriver bit top, for the second external member be connected with described screwdriver bit, described first external member is connected by transmission device with described second external member, and described first external member and described second external member can rotate around described transmission device, carry out angular transformation.
2. the screwdriver of adjustable angle according to claim 1, is characterized in that, described transmission device comprises a connecting axle, and described connecting axle two ends are fixedly connected with the first gear and the second gear respectively.
3. the screwdriver of adjustable angle according to claim 2, it is characterized in that, described first external member comprises the 3rd gear, described 3rd gear is fixedly connected with described transmission device, described first external member one end is fixedly connected with described connecting axle, the other end can insert described handle, and described handle can insert the 3rd gear, and handle is fixedly connected with transmission device.
4. the screwdriver of adjustable angle according to claim 3, it is characterized in that, described second external member one end is fixedly connected with described connecting axle, described second external member other end inside is fixedly connected with a spring, described spring is fixedly connected with the 4th gear, described screwdriver bit can insert the described spring of the second external member, is fixedly connected with the 4th gear.
5. the screwdriver of adjustable angle according to claim 4, is characterized in that, described first, second, third, fourth gear is in the same size.
6. the screwdriver of adjustable angle according to claim 5, is characterized in that, described first, second, third, fourth gear is bevel gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410727302.9A CN104786180A (en) | 2014-12-05 | 2014-12-05 | Angle-adjustable screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410727302.9A CN104786180A (en) | 2014-12-05 | 2014-12-05 | Angle-adjustable screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104786180A true CN104786180A (en) | 2015-07-22 |
Family
ID=53551591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410727302.9A Pending CN104786180A (en) | 2014-12-05 | 2014-12-05 | Angle-adjustable screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104786180A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329172A (en) * | 2016-09-01 | 2017-01-11 | 宁波天弘电力器具有限公司 | Adjustable non-skid grounding line operating rod |
| CN106312897A (en) * | 2016-08-02 | 2017-01-11 | 华北理工大学 | Connecting shaft for changing vertical direction of screwdriver head |
| CN106426010A (en) * | 2016-10-12 | 2017-02-22 | 戴震班 | Corner device |
| CN107322540A (en) * | 2017-08-08 | 2017-11-07 | 云南晨阳交通工程有限公司 | A kind of Multifunctional electric tool of adjustable rotating brilliance degree |
| CN107322520A (en) * | 2017-08-08 | 2017-11-07 | 云南晨阳交通工程有限公司 | A kind of Multipurpose manual tool of adjustable rotating brilliance degree |
| CN108000127A (en) * | 2017-12-12 | 2018-05-08 | 大连理工大学 | A kind of aircraft engine high pressure rotor seal pan postposition nut tightening device and method |
| CN108081189A (en) * | 2017-12-12 | 2018-05-29 | 大连理工大学 | It is a kind of to be useful in the link-type tightening mechanism tightened in inner-cavity structure and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3696694A (en) * | 1971-02-03 | 1972-10-10 | Fairchild Industries | Hand tool for reaching remote locations |
| EP0434915A2 (en) * | 1989-11-24 | 1991-07-03 | GKN Walterscheid GmbH | Double angular bevel gearbox |
| CN2258109Y (en) * | 1996-07-17 | 1997-07-23 | 李松敏 | Angle adjustable screwdriver |
| CN2314901Y (en) * | 1998-02-19 | 1999-04-21 | 进业（天津）轻工制品有限公司 | Multifunctional screw driven handle |
| CN201669642U (en) * | 2010-05-25 | 2010-12-15 | 辽宁工程技术大学 | Adjustable-angle screwdriver |
| CN203438142U (en) * | 2013-09-11 | 2014-02-19 | 宁波中旺工具有限公司 | Universal converter of electric screw driver |
| CN203510051U (en) * | 2013-09-05 | 2014-04-02 | 西南石油大学 | Multifunctional electric screw driver |
-
2014
- 2014-12-05 CN CN201410727302.9A patent/CN104786180A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3696694A (en) * | 1971-02-03 | 1972-10-10 | Fairchild Industries | Hand tool for reaching remote locations |
| EP0434915A2 (en) * | 1989-11-24 | 1991-07-03 | GKN Walterscheid GmbH | Double angular bevel gearbox |
| CN2258109Y (en) * | 1996-07-17 | 1997-07-23 | 李松敏 | Angle adjustable screwdriver |
| CN2314901Y (en) * | 1998-02-19 | 1999-04-21 | 进业（天津）轻工制品有限公司 | Multifunctional screw driven handle |
| CN201669642U (en) * | 2010-05-25 | 2010-12-15 | 辽宁工程技术大学 | Adjustable-angle screwdriver |
| CN203510051U (en) * | 2013-09-05 | 2014-04-02 | 西南石油大学 | Multifunctional electric screw driver |
| CN203438142U (en) * | 2013-09-11 | 2014-02-19 | 宁波中旺工具有限公司 | Universal converter of electric screw driver |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312897A (en) * | 2016-08-02 | 2017-01-11 | 华北理工大学 | Connecting shaft for changing vertical direction of screwdriver head |
| CN106329172A (en) * | 2016-09-01 | 2017-01-11 | 宁波天弘电力器具有限公司 | Adjustable non-skid grounding line operating rod |
| CN106426010A (en) * | 2016-10-12 | 2017-02-22 | 戴震班 | Corner device |
| CN106426010B (en) * | 2016-10-12 | 2018-12-18 | 戴震班 | A kind of turning device |
| CN107322540A (en) * | 2017-08-08 | 2017-11-07 | 云南晨阳交通工程有限公司 | A kind of Multifunctional electric tool of adjustable rotating brilliance degree |
| CN107322520A (en) * | 2017-08-08 | 2017-11-07 | 云南晨阳交通工程有限公司 | A kind of Multipurpose manual tool of adjustable rotating brilliance degree |
| CN108000127A (en) * | 2017-12-12 | 2018-05-08 | 大连理工大学 | A kind of aircraft engine high pressure rotor seal pan postposition nut tightening device and method |
| CN108081189A (en) * | 2017-12-12 | 2018-05-29 | 大连理工大学 | It is a kind of to be useful in the link-type tightening mechanism tightened in inner-cavity structure and method |
| CN108000127B (en) * | 2017-12-12 | 2019-05-17 | 大连理工大学 | A kind of aircraft engine high pressure rotor seal pan postposition nut tightening device and method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150722 |
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| RJ01 | Rejection of invention patent application after publication |