CN2654284Y - Manual tool extension structure - Google Patents
Manual tool extension structure Download PDFInfo
- Publication number
- CN2654284Y CN2654284Y CN 03258477 CN03258477U CN2654284Y CN 2654284 Y CN2654284 Y CN 2654284Y CN 03258477 CN03258477 CN 03258477 CN 03258477 U CN03258477 U CN 03258477U CN 2654284 Y CN2654284 Y CN 2654284Y
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- CN
- China
- Prior art keywords
- expansion link
- lever
- hand
- containing hole
- stretching structure
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- 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
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model relates to a hand tool telescopic structure, which comprises a handle, a telescopic link arranged in the handle, and a reset component which props the telescopic link to extend along the axial direction. A housing extended downward along the axial direction is arranged at the top of the handle to house the telescopic link; a fixed piece is arranged in the housing hole of the handle to fix the position of the telescopic link in the housing hole; a tool head is arranged at one end of the telescopic link, and the other end is arranged in the housing hole of the handle; a plurality of ring grooves are arranged on the link body of the telescopic link arranged in the housing hole to block and fix the fixed piece of the handle; a communicated runner is arranged at the two sides of each ring groove; the fixed piece can slide in the runner; a block part is arranged respectively at each ring groove relative to the two sides of the runner to block the fixed piece; the reset component is arranged between the bottom of the housing hole of the handle and the bottom of the housing hole inserted by the telescopic link to extend and reset the propping telescopic link axially. The utility model can adjust the length according to the space of the workplace, thus facilitating the usage.
Description
Technical field
The utility model relates to a kind of hand-operated tools, refers to especially a kind ofly can adjust its length according to the space of workplace, uses hand-held tool stretching structure easily to increase.
Background technology
As Figure 11 figure, it is general common hand-held tool, and this hand-held tool is a box spanner 6, this box spanner 6 has a shaft-like lever 61, grip for the user, and the front end of this lever 61 has a tool heads 62, this tool heads 62 has a connecting rod 63 by the ratchet driving, for socket one sleeve.By gripping this lever 61 to drive this tool heads 62 these sleeves of rotation.
Because the length of the lever 61 of this box spanner 6 is fixed, if when the place of work is too narrow, this lever 61 can can't rotate because length is long, therefore must change the short box spanner 6 of another lever 61, and cause inconvenience in the use.
Moreover, because of lever 61 length of this box spanner 6 are fixed, and the arm of force that drives this tool heads 62 can't be adjusted, if the screw of work place locking tension, in the time of can't dismantling, then must change another lever 61 than long box spanner 6, to increase the arm of force of lever 61, so constantly replacing box spanner 6 can cause the inconvenience in the use really.
So, how to improve the fixing awkward shortcoming that causes of aforementioned existing hand tool shank length, then be the improved emphasis of the utility model.
The utility model content
, the lever length that overcomes existing hand-held tool existence causes awkward shortcoming for fixing, the utility model provides a kind of hand-held tool stretching structure, this hand-held tool can be adjusted its length according to the space of workplace, to increase the facility on using, because the length of scalable adjustment lever, and can adjust the arm of force of this hand-held tool application of force, make things convenient for the user to work.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of hand-held tool stretching structure is characterized in that, comprises that a lever, is placed in the reset assembly that expansion link and in this lever is shored this expansion link axial elongation; The top of described lever has a containing hole that extends vertically downwards, for ccontaining this expansion link, has a fixture in the containing hole of this lever, to fix the position of this expansion link in this containing hole; One end of described expansion link has a tool heads, the other end then is contained in the containing hole of this lever, the body of rod that this expansion link is placed in this containing hole is provided with several annular grooves, fixture inlay card for this lever is fixed, the both sides of each annular groove are respectively equipped with a chute that is connected, this fixture can slippage in this chute, and each annular groove both sides of this chute relatively is respectively equipped with a stopper, with this fixture of block; Bottom and this expansion link that described reset assembly is located at the containing hole of this lever stretch between the bottom of this containing hole, reset for the axial elongation of shoring this expansion link.
Aforesaid hand-held tool stretching structure, wherein fixture is a bipole body, and each body of rod is located at the both sides on this nearly top of lever respectively, and each body of rod radially stretches in this containing hole respectively, and is embedded in one of them the annular groove of this expansion link.
Aforesaid hand-held tool stretching structure, wherein each annular groove of expansion link is provided with a hole clipping in this stopper one side, and the fixture build-in of this lever is in this hole clipping.
Aforesaid hand-held tool stretching structure, wherein reset assembly is a compression spring, and an end of this reset assembly is the bottom of being fixed in this expansion link, and the other end then is fixed in the bottom of this containing hole.
Aforesaid hand-held tool stretching structure, wherein reset assembly is two magnet, and wherein a magnet is fixed in the bottom of this containing hole, and another magnet then is fixed in the bottom that this expansion link stretches into this containing hole, and the opposite end of each magnet has identical magnetic pole.
Aforesaid hand-held tool stretching structure, wherein lever relatively the end that stretches into of this expansion link be provided with the tool heads of the tool heads difference in functionality of another and this expansion link, but make this hand-held tool double end use.
Aforesaid hand-held tool stretching structure, wherein the tool heads of expansion link one end is the tool heads of a ratchet spanner.
Aforesaid hand-held tool stretching structure, wherein the tool heads of expansion link one end is the tool heads of an open-end wrench.
Aforesaid hand-held tool stretching structure, wherein the tool heads of expansion link one end is the tool heads of a screwdriver.
The beneficial effects of the utility model are, this hand-held tool can be adjusted its length according to the space of workplace, increasing the facility on using, because the length of scalable adjustment lever, and can adjust the arm of force of this hand-held tool application of force, make things convenient for the user to work.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a three-dimensional appearance schematic diagram of the present utility model
Fig. 2 is a perspective exploded view of the present utility model
Schematic diagram when Fig. 3 is the shortening of the utility model lever
Schematic diagram when Fig. 4 is the elongation of the utility model lever
Fig. 5 is the exploded perspective schematic diagram of the utility model second embodiment
Fig. 6 is the exploded perspective schematic diagram of the utility model the 3rd embodiment
Fig. 7 is the stereoscopic schematic diagram of the utility model the 4th embodiment
Fig. 8 is the stereoscopic schematic diagram of the utility model the 5th embodiment
Fig. 9 is the stereoscopic schematic diagram of the utility model the 6th embodiment
Figure 10 is the stereoscopic schematic diagram of the utility model the 7th embodiment
Figure 11 is the stereoscopic schematic diagram of existing hand-held tool
The specific embodiment
Seeing also Fig. 1 and Fig. 2, is the first selected example structure of the utility model shown in the figure.
In the present embodiment, hand-held tool is to be example with a box spanner, and this hand-held tool comprises that one can be placed in the reset assembly 3 that expansion link 2 and in this lever 1 is shored these expansion link 2 axial elongations for the lever 1, that grips.
The top of above-mentioned lever 1 has a containing hole 11 that extends vertically downwards, this containing hole 11 is for ccontaining this expansion link 2, and this lever 1 has a fixture 12, for the position of fixing this expansion link 2, in the present embodiment, this fixture 12 is a bipole body, and each body of rod is located at the both sides on this lever 1 nearly top respectively, and each body of rod radially stretches into respectively in this containing hole 11.
One end of above-mentioned expansion link 2 has a tool heads 21, in the present embodiment, this tool heads 21 has a connecting rod 211 by the ratchet driving, for the sleeve socket, the other end of this expansion link 2 then is placed in containing hole 11 in this lever 1, and the body of rod that this expansion link 2 is placed in containing hole 11 is provided with several annular grooves 22, fixes for fixture 12 inlay cards of this lever 1.The both sides of each annular groove 22 are respectively equipped with a chute that is connected 23, and the fixture 12 of this lever 1 can slippage in this chute 23, and the both sides of each annular groove 22 relative these chute 23 are respectively equipped with a stopper 24, with the fixture 12 of this lever 1 of block.
Above-mentioned reset assembly 3 is that bottom and this expansion link 2 of being located at the containing hole 11 of this lever 1 stretch between the bottom of this containing hole 11, resets with the axial elongation of shoring this expansion link 2.In the present embodiment, this reset assembly 3 is a compression spring, and an end of this reset assembly 3 is fixed in the bottom of expansion link 2, and the other end then is fixed in the bottom of containing hole 11.
During use, if will adjust the length of this hand-held tool, as shown in Figures 3 and 4, grip this lever 1 on the other hand, another hand grips the tool heads 21 of this expansion link 2, and rotates this lever 1, and the fixture 11 that makes this lever 1 is rotated in this chute 23 by the annular groove 22 of this expansion link 2.This expansion link 2 is subjected to the upwards elongation of shoring of reset assembly 3, treat this expansion link 2 be stretched to wherein 22 pairs of annular grooves should the fixture 11 of lever 1 after, rotate lever 1 again, the fixture 11 of this lever 1 is rotated in these expansion link 2 pairing annular grooves 22, and be subjected to the block of this stopper 24, to avoid these fixture 11 rotations excessively, be fastened in this annular groove 22 by this fixture 11, to fix the length of these expansion link 2 elongations; Otherwise, in the time of shortening the length of hand-held tool, rotate lever 1 equally, the fixture 11 that makes this lever 1 is rotated in the chute 23 by the annular groove 22 of this expansion link 2, and presses down this expansion link 2 to another annular groove 22, rotates this lever 1 again to fix this expansion link 2, whereby, adjust the length of this hand-held tool.
Because the expansion link 2 of this hand-held tool is the flexible length of adjusting in this lever 1, and fix by the fixture 11 of this lever 1 annular groove 22 with this expansion link 2, to fix this expansion link 2 adjusted length, make this hand-held tool adjust its length, to increase the facility on using according to the space of workplace.
Moreover, adjust length because of the expansion link 2 of hand-held tool is flexible in this lever 1, and can adjust the arm of force of this hand-held tool application of force, to adapt to different working spaces, make things convenient for the user to work.
See also shown in Figure 5, it is second embodiment of the present utility model, wherein, each annular groove 22 of this expansion link 2 is provided with a hole clipping 25 in stopper 24 1 sides, this hole clipping 25 is for fixture 11 build-ins of this lever 1, so that this fixture 11 can be when hand-held tool not be worked, make this fixture 11 break away from these annular grooves 22 and fixing expansion link 2, can guarantee to fix this expansion link 2 adjusted positions.
See also shown in Figure 6, it is the 3rd embodiment of the present utility model, wherein, this reset assembly 3 is two magnet 31 in the present embodiment, wherein a magnet 31 is bottoms of being fixed in this containing hole 11, and another magnet 31 then is fixed in the bottom that this expansion link 2 stretches into this containing hole 11, and the opposite end of each magnet 31 has identical magnetic pole, magnetic force by each magnet 31 repels each other makes progress to shore this expansion link 2.
See also shown in Figure 7ly, it is the 4th embodiment of the present utility model, and wherein, the end that this lever 1 relative this expansion link 2 stretches into is provided with the tool heads 13 of tool heads 21 difference in functionalitys of another and this expansion link 2, but uses for this hand-held tool double end, improves practicality.
See also shown in Figure 8ly, it is the 5th embodiment of the present utility model, and the tool heads 21 of these expansion link 2 one ends is the tool heads of a ratchet spanner in the present embodiment.
See also shown in Figure 9ly, it is the 6th embodiment of the present utility model, and the tool heads 21 of these expansion link 2 one ends is the tool heads of an open-end wrench in the present embodiment.
See also shown in Figure 10ly, it is the 7th embodiment of the present utility model, and wherein, the tool heads 21 of these expansion link 2 one ends is the tool heads of a screwdriver in the present embodiment.
Claims (9)
1. a hand-held tool stretching structure is characterized in that, comprises that a lever, is placed in the reset assembly that expansion link and in this lever is shored this expansion link axial elongation;
The top of described lever has a containing hole that extends vertically downwards, for ccontaining this expansion link, has a fixture in the containing hole of this lever;
One end of described expansion link has a tool heads, the other end then is contained in the containing hole of this lever, the body of rod that this expansion link is placed in this containing hole is provided with several annular grooves, fixture inlay card for this lever is fixed, the both sides of each annular groove are respectively equipped with a chute that is connected, this fixture can slippage in this chute, and each annular groove both sides of this chute relatively is respectively equipped with the stopper of this fixture of block;
Bottom and this expansion link that described reset assembly is located at the containing hole of this lever stretch between the bottom of this containing hole.
2. hand-held tool stretching structure according to claim 1, it is characterized in that described fixture is a bipole body, each body of rod is located at the both sides on this nearly top of lever respectively, and each body of rod radially stretches in this containing hole respectively, and is embedded in one of them the annular groove of this expansion link.
3. hand-held tool stretching structure according to claim 1 is characterized in that each annular groove of described expansion link is provided with a hole clipping in this stopper one side, and the fixture build-in of this lever is in this hole clipping.
4. hand-held tool stretching structure according to claim 1 is characterized in that described reset assembly is a compression spring, and an end of this reset assembly is the bottom of being fixed in this expansion link, and the other end then is fixed in the bottom of this containing hole.
5. hand-held tool stretching structure according to claim 1, it is characterized in that described reset assembly is two magnet, wherein a magnet is fixed in the bottom of this containing hole, and another magnet then is fixed in the bottom that this expansion link stretches into this containing hole, and the opposite end of each magnet has identical magnetic pole.
6. hand-held tool stretching structure according to claim 1, it is characterized in that described lever relatively the end that stretches into of this expansion link be provided with the tool heads of the tool heads difference in functionality of another and this expansion link.
7. hand-held tool stretching structure according to claim 1, the tool heads that it is characterized in that described expansion link one end is the tool heads of a ratchet spanner.
8. hand-held tool stretching structure according to claim 1, the tool heads that it is characterized in that described expansion link one end is the tool heads of an open-end wrench.
9. hand-held tool stretching structure according to claim 1, the tool heads that it is characterized in that described expansion link one end is the tool heads of a screwdriver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03258477 CN2654284Y (en) | 2003-09-19 | 2003-09-19 | Manual tool extension structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03258477 CN2654284Y (en) | 2003-09-19 | 2003-09-19 | Manual tool extension structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2654284Y true CN2654284Y (en) | 2004-11-10 |
Family
ID=34328912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03258477 Expired - Fee Related CN2654284Y (en) | 2003-09-19 | 2003-09-19 | Manual tool extension structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2654284Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058179B (en) * | 2006-04-17 | 2010-07-21 | 谢智庆 | Driving section structure for pneumatic tools |
| TWI471202B (en) * | 2012-10-25 | 2015-02-01 | ||
| US9102050B2 (en) | 2012-11-26 | 2015-08-11 | Hong Ann Tool Industries Co., Ltd. | Length adjustable tool |
| CN108301855A (en) * | 2017-12-08 | 2018-07-20 | 江苏中矿立兴能源科技有限公司 | A kind of rocker handle of pneumatic anchor drilling rod machine |
| TWI698307B (en) * | 2019-07-26 | 2020-07-11 | 國立勤益科技大學 | Ratchet tool with telescopic quick-release combined multi-specification disassembly function |
-
2003
- 2003-09-19 CN CN 03258477 patent/CN2654284Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058179B (en) * | 2006-04-17 | 2010-07-21 | 谢智庆 | Driving section structure for pneumatic tools |
| TWI471202B (en) * | 2012-10-25 | 2015-02-01 | ||
| US9102050B2 (en) | 2012-11-26 | 2015-08-11 | Hong Ann Tool Industries Co., Ltd. | Length adjustable tool |
| CN108301855A (en) * | 2017-12-08 | 2018-07-20 | 江苏中矿立兴能源科技有限公司 | A kind of rocker handle of pneumatic anchor drilling rod machine |
| TWI698307B (en) * | 2019-07-26 | 2020-07-11 | 國立勤益科技大學 | Ratchet tool with telescopic quick-release combined multi-specification disassembly function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041110 Termination date: 20120919 |