CN203982258U - A kind of crank drawing in - Google Patents
A kind of crank drawing in Download PDFInfo
- Publication number
- CN203982258U CN203982258U CN201420449226.5U CN201420449226U CN203982258U CN 203982258 U CN203982258 U CN 203982258U CN 201420449226 U CN201420449226 U CN 201420449226U CN 203982258 U CN203982258 U CN 203982258U
- Authority
- CN
- China
- Prior art keywords
- pipe
- fixture block
- stationary shaft
- shake
- crank
- 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
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Abstract
The utility model discloses a kind of crank drawing in, solve current used crank and be generally integral type setting, make to occupy larger space, be not easy to collection and transportation, its technical scheme main points be comprise connecting pipe and with connecting pipe hinged shake pipe, shake pipe inside and be provided with cavity, shake and in pipe, be provided with stationary shaft, on stationary shaft, be arranged with fixture block, shake and on pipe, be also provided with the draw-in groove wearing for fixture block, shake and on pipe, be also provided with chute, in chute, be provided with the slide block being connected with chute slippage, slide block is provided with tooth bar, fixture block is provided with the gear matching with tooth bar, gear and stationary shaft concentric arrange, gear is fixedly connected with fixture block, wheel and rack is conflicted and is connected, a kind of crank drawing in of the present utility model, by stirring be provided with slide block, thereby drive fixture block rotation slip into draw-in groove with skid off draw-in groove realize by shake pipe fixing with draw on connecting link, it is more convenient that the gathering that makes to shake pipe is opened.
Description
Technical field
The utility model relates to a kind of crank, and more particularly, it relates to a kind of crank drawing in.
Background technology
Crank is a kind of for driving the instrument of miscellaneous part activity; when crank is when rotating; can drive the workpiece being connected with crank to rotate; the crank drawing in using at present be generally provided with one with the fixture block that shakes pipe and be wholely set; by fixture block, will shake pipe and be fixed on connecting pipe, but when pressing fixture block, and usually there will be owing to not grasping the skill of pressing and make to go smoothly and crushed; cause unnecessary danger, so current used crank also has certain room for improvement.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of crank drawing in.
For achieving the above object, the utility model provides following technical scheme: a kind of crank drawing in, comprise connecting pipe and with connecting pipe hinged shake pipe, the described pipe inside of shaking is provided with cavity, described shaking is provided with stationary shaft in pipe, on described stationary shaft, be arranged with fixture block, described shaking is also provided with the draw-in groove wearing for fixture block on pipe, in described chute, be provided with the slide block being connected with chute slippage, described slide block is provided with tooth bar, described fixture block is provided with the gear matching with tooth bar, described gear and stationary shaft concentric arrange, described gear is fixedly connected with fixture block, described wheel and rack is conflicted and is connected.
By adopting technique scheme, shake and in pipe, be provided with stationary shaft, on stationary shaft, be arranged with fixture block, shake pipe with fixture block between by stationary shaft, be connected, and fixture block can be take stationary shaft and be rotated freely as turning axle, without any obstruction, shake and on pipe, be also provided with the draw-in groove wearing for fixture block, thereby can snap in draw-in groove in the process that fixture block is rotated, realize the clamping of fixture block and draw-in groove, the shape size of corresponding draw-in groove one side of fixture block and draw-in groove is suitable, and the cross sectional shape of corresponding draw-in groove one side of fixture block and draw-in groove is rectangle, make fixture block freely to snap in draw-in groove and to there will not be and rock, shake and on pipe, be also provided with chute, in chute, be provided with the slide block being connected with chute slippage, the shape size of slide block and chute is all suitable, and slide block and chute cross sectional shape be rectangle, make the slide block can free slippage in chute, without any obstruction, and slide block is provided with tooth bar, fixture block is provided with the gear matching with tooth bar, described gear and stationary shaft concentric arrange, described gear is fixedly connected with fixture block, wheel and rack is conflicted and is connected, thereby make slide block and fixture block form interlock, when making sliding slider, the rotation of rack drives gear, make fixture block take stationary shaft as turning axle rotation, thereby fixture block is slipped into and skid off in draw-in groove, make structure more perfect, gear and stationary shaft concentric arrange, when gear is rotated, the stationary shaft of can all take rotates as turning axle drives fixture block.
When needs will shake pipe and open, by shaking, pipe is opened completely until mutually conflict with the inwall of connecting pipe, by the opposite side toward corresponding connecting pipe, stir slide block, make slide block slippage in chute, rack drives gear rotates simultaneously, thereby make fixture block take stationary shaft as turning axle rotation, until fixture block slips in draw-in groove, and elastic bumps on slide block just in time slips in groove, slide block is fixed in chute, guarantee that fixture block is fixing in draw-in groove, and wore draw-in groove completely, mutually conflict with the inwall of connecting pipe, thereby make to shake pipe in open mode, crank can be used, when needs will shake pipe gathering, by the side toward corresponding connecting pipe, stir slide block, when making slide block slippage, make the rack drives gear being wholely set with slide block rotate, make fixture block can skid off in draw-in groove, making to shake pipe can rotate freely on connecting pipe, thereby will shake pipe draws in connection, the gathering function of pipe is shaken in realization.
The utility model is further set to: in described chute, be provided with stopper slot, described slide block is provided with the limited block that is arranged in stopper slot.
By adopting technique scheme, in chute, be provided with stopper slot, slide block is provided with the limited block that is arranged in stopper slot, the shape size of limited block and stopper slot is suitable, and the shape size of limited block stopper slot is all suitable, makes the limited block can free slippage in stopper slot, without any obstruction, slide block is fixed in chute simultaneously, avoids occurring that slide block drops and causes structure complete failure, greatly improve the stability of structure.
The utility model is further set to: described limited block is provided with elastic bumps, is provided with some grooves that snap in for elastic bumps in described stopper slot.
By adopting technique scheme; limited block is provided with elastic bumps; in stopper slot, be provided with some grooves that snap in for elastic bumps; the shape size of elastic bumps and groove is suitable; and the cross sectional shape of elastic bumps and groove is circular arc, elastic bumps can be snapped in groove, slide block is fixed in chute; thereby make to shake pipe in drawing in or open mode, make structure more stable.
The utility model is further set to: described in shake pipe and be provided with the mounting hole wearing for stationary shaft, described mounting hole is provided with internal thread, described stationary shaft is provided with the external thread suitable with internal thread.
By adopting technique scheme, shake pipe and be provided with the mounting hole wearing for stationary shaft, the shape size of stationary shaft and mounting hole is suitable, and the cross sectional shape of stationary shaft and mounting hole is circle, stationary shaft can freely be worn to be entered in mounting hole, there will not be the phenomenon of rocking, mounting hole is provided with internal thread, stationary shaft is provided with the external thread suitable with internal thread, between stationary shaft and mounting hole, be threaded, make stationary shaft be completely fixed in mounting hole, there will not be the phenomenon dropping, make structure more stable.
The utility model is further set to: described stationary shaft is corresponding is provided with limited step with the competing side of fixture block, and opposite side is provided with the Elastic buckle with fixture block clamping.
By adopting technique scheme, stationary shaft is corresponding is provided with limited step with the competing side of fixture block, by limited step and fixture block, mutually conflict, one side of fixture block is completely restricted, and opposite side is provided with Elastic buckle, by Elastic buckle, the opposite side of fixture block is also limited, thereby make fixture block can on stationary shaft, not occur the phenomenon of rocking, prevent because fixture block rocks on stationary shaft, and cause stationary shaft loosening and drop and make structure complete failure, greatly improve the stability of structure.
The utility model is further set to: the opposite side of the corresponding limited step of described Elastic buckle is provided with inclined-plane.
By adopting technique scheme, the opposite side of the corresponding limited step of Elastic buckle is provided with inclined-plane, make fixture block in snapping in process, by the guiding on inclined-plane, make inclined-plane be subject to one perpendicular to the power on inclined-plane, due to being radially completely fixed on stationary shaft of Elastic buckle, Elastic buckle can only be moved at axial direction, effect by external force makes Elastic buckle produce deformation, Elastic buckle is pressed in through hole, until Elastic buckle skids off through hole, fixture block is blocked completely, thereby fixture block is limited on stationary shaft, make structure more stable.
The utlity model has following advantage: by stirring be provided with slide block, thereby drive fixture block rotation slip into draw-in groove with skid off draw-in groove realize by shake pipe fixing with draw on connecting link, it is more convenient that the gathering that makes to shake pipe is opened.
Accompanying drawing explanation
Fig. 1 is structural representation one of the present utility model;
Fig. 2 is structural representation two of the present utility model;
Fig. 3 is the cut-open view of the portion of the utility model A shown in Fig. 2;
Fig. 4 is the cut-open view of the portion of the utility model B shown in Fig. 2;
Fig. 5 is the enlarged diagram of the portion of the utility model C shown in Fig. 4;
Fig. 6 is structural representation three of the present utility model;
Fig. 7 is the cut-open view of the portion of the utility model D shown in Fig. 6;
Fig. 8 is the enlarged diagram of the portion of the utility model E shown in Fig. 7.
In figure: 1, connecting pipe; 2, shake pipe; 3, draw-in groove; 4, fixture block; 5, stationary shaft; 6, chute; 7, slide block; 8, tooth bar; 9, gear; 10, stopper slot; 11, limited block; 12, elastic bumps; 13, groove; 14, mounting hole; 15, through hole; 16, limited step; 17, Elastic buckle; 18, inclined-plane; 19, standing groove; 20, cavity.
Embodiment
Shown in Fig. 7, embodiment is described further.
The disclosed a kind of crank drawing in of the utility model, comprise connecting pipe 1 and manage 2 with hinged the shaking of connecting pipe 1, described pipe 2 inside of shaking are provided with cavity 20, described shaking in pipe 2 is provided with stationary shaft 5, on described stationary shaft 5, be arranged with fixture block 4, the described pipe that shakes is also provided with the draw-in groove 3 wearing for fixture block 4 on 2, described shaking on pipe 2 is also provided with chute 6, in described chute 6, be provided with the slide block 7 being connected with chute 6 slippages, described slide block 7 is provided with elastic bumps 12, in described chute 6, be provided with some grooves 13 that snap in for elastic bumps 12, in described chute 6, be provided with stopper slot 10, described slide block 7 is provided with the limited block 11 that is arranged in stopper slot 10, the described pipe 2 that shakes is provided with the mounting hole 14 wearing for stationary shaft 5, described mounting hole 14 is provided with internal thread, described stationary shaft 5 is provided with the external thread suitable with internal thread, described slide block 7 is provided with tooth bar 8, described fixture block 4 is provided with the gear 9 matching with tooth bar 8, described gear 9 and stationary shaft 5 concentric settings, described gear 9 is fixedly connected with fixture block 4, described gear 9 is conflicted and is connected with tooth bar 8, described stationary shaft 5 is corresponding is provided with limited step 16 with the competing side of fixture block 4, opposite side is provided with the Elastic buckle 17 with fixture block 4 clampings, the opposite side of the corresponding limited step 16 of described Elastic buckle 17 is provided with inclined-plane 18.
Shake pipe 2 and be provided with draw-in groove 3, shake in pipe 2 and be provided with the fixture block 4 that wore draw-in groove 3, the shape size of corresponding draw-in groove 3 one sides of fixture block 4 and draw-in groove 3 is suitable, and the cross sectional shape of corresponding draw-in groove 3 one sides of fixture block 4 and draw-in groove 3 is rectangle, fixture block 4 can freely be snapped in draw-in groove 3 be there will not be and rock, shake the stationary shaft 5 that has been rotatably connected between pipe 2 and fixture block 4, shake pipe 2 with fixture block 4 between by stationary shaft 5, be connected, and fixture block 4 can be take stationary shaft 5 and be rotated freely as turning axle, without any obstruction, thereby fixture block 4 can be snapped in draw-in groove 3 in the process of rotation, realize the clamping of fixture block 4 and draw-in groove 3, shake pipe 2 and be provided with the mounting hole 14 wearing for stationary shaft 5, stationary shaft 5 is suitable with the shape size of mounting hole 14, and stationary shaft 5 is circle with the cross sectional shape of mounting hole 14, stationary shaft 5 can freely be worn to be entered in mounting hole 14, there will not be the phenomenon of rocking, mounting hole 14 is provided with internal thread, stationary shaft 5 is provided with the external thread suitable with internal thread, between stationary shaft 5 and mounting hole 14, be threaded, make stationary shaft 5 be completely fixed in mounting hole 14, there will not be the phenomenon dropping, shake on pipe 2 and be also provided with chute 6, in chute 6, be provided with the slide block 7 being connected with chute 6 slippages, slide block 7 is all suitable with the shape size of chute 6, and slide block 7 and chute 6 cross sectional shape be rectangle, make the slide block 7 can be in the interior free slippage of chute 6, without any obstruction, in chute 6, be provided with stopper slot 10, slide block 7 is provided with the limited block 11 that is arranged in stopper slot 10, limited block 11 is suitable with the shape size of stopper slot 10, and the shape size of limited block 11 stopper slots 10 is all suitable, make the limited block 11 can be in the interior free slippage of stopper slot 10, without any obstruction, slide block 7 is fixed in chute 6 simultaneously, avoid occurring slide block 7 to drop and cause structure complete failure, limited block 11 is provided with elastic bumps 12, in stopper slot 10, be provided with the some grooves 13 that snap in for elastic bumps 12, elastic bumps 12 is suitable with the shape size of groove 13, and elastic bumps 12 is circular arc with the cross sectional shape of groove 13, elastic bumps 12 can be snapped in groove 13, slide block 7 is fixed in chute 6, thereby make to shake pipe 2 in drawing in or open mode, and slide block 7 is provided with tooth bar 8, fixture block 4 be provided be wholely set with fixture block 4 and with the suitable gear 9 of tooth bar 8, gear 9 is conflicted and is connected with tooth bar 8, thereby make slide block 7 and fixture block 4, both form interlock, when making sliding slider 7, tooth bar 8 driven gear 9 rotations, make fixture block 4 take stationary shaft 5 as turning axle rotation, thereby fixture block 4 is slipped into and skid off in draw-in groove 3, make structure more perfect, fixture block 4 is provided with gear 9 through hole 15 wearing for stationary shaft 5, stationary shaft 5 is suitable with the shape size of through hole 15, and through hole 15 is circle with the shape in the cross section of stationary shaft 5, make stationary shaft 5 can freely wear in through hole 15, it is more convenient to make to install, greatly improve the stability of structure, gear 9 and stationary shaft 5 concentric settings, when gear 9 is rotated, can drive fixture block 4 to rotate, and all take stationary shaft 5 as turning axle, stationary shaft 5 is corresponding is provided with limited step 16 with the competing side of fixture block 4, by limited step 16 and fixture block 4, mutually conflict, one side of fixture block 4 is completely restricted, opposite side is provided with Elastic buckle 17, by Elastic buckle 17, the opposite side of fixture block 4 is also limited, thereby make fixture block 4 can on stationary shaft 5, not occur the phenomenon of rocking, prevent because fixture block 4 rocks on stationary shaft 5, and cause stationary shaft 5 loosening and drop and make structure complete failure, the opposite side of the corresponding limited step 16 of Elastic buckle 17 is provided with inclined-plane 18, make fixture block 4 in snapping in process, by the guiding on inclined-plane 18, make inclined-plane 18 be subject to one perpendicular to the power on inclined-plane 18, due to being radially completely fixed on stationary shaft 5 of Elastic buckle 17, Elastic buckle 17 can only be moved at axial direction, effect by external force makes Elastic buckle 17 produce deformation, Elastic buckle 17 is pressed in through hole 15, until Elastic buckle 17 skids off through hole 15, fixture block 4 is blocked completely, thereby fixture block 4 is limited on stationary shaft 5.
When needs will shake pipe 2 while opening, by shaking pipe 2, open completely until mutually conflict with the inwall of connecting pipe 1, by the opposite side toward corresponding connecting pipe 1, stir slide block 7, make slide block 7 in the interior slippage of chute 6, with hour rack 8 driven gears 9, rotate, thereby make fixture block 4 take stationary shaft 5 as turning axle rotation, until fixture block 4 slips in draw-in groove 3, and elastic bumps 12 on limited block 11 just in time slips in groove 13, slide block 7 is fixed in chute 6, guarantee that fixture block 4 is interior fixing at draw-in groove 3, and wore draw-in groove 3 completely, mutually conflict with the inwall of connecting pipe 1, thereby make to shake pipe 2 in open mode, crank can be used, when needs will shake pipe 2 gathering, by the side toward corresponding connecting pipe 1, stir slide block 7, when making slide block 7 slippage, make tooth bar 8 driven gears 9 that are wholely set with slide block 7 rotate, fixture block 4 can be skidded off in draw-in groove 3, making to shake pipe 2 can rotate freely on connecting pipe 1, thereby will shake pipe 2 draws in connecting pipe 1, and in connecting pipe 1, be provided with the standing groove 19 of placing for slide block 7, the gathering function of pipe 2 is shaken in realization.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. the crank that can draw in, comprise connecting pipe and with connecting pipe hinged shake pipe, it is characterized in that: described in shake pipe inside be provided with cavity, described shaking is provided with stationary shaft in pipe, on described stationary shaft, be arranged with fixture block, described shaking is also provided with the draw-in groove wearing for fixture block on pipe, described shaking is also provided with chute on pipe, in described chute, be provided with the slide block being connected with chute slippage, described slide block is provided with tooth bar, described fixture block is provided with the gear matching with tooth bar, described gear and stationary shaft concentric arrange, described gear is fixedly connected with fixture block, described wheel and rack is conflicted and is connected.
2. a kind of crank drawing according to claim 1, is characterized in that: in described chute, be provided with stopper slot, described slide block is provided with the limited block that is arranged in stopper slot.
3. according to a kind of crank drawing in described in claim 2 or 3, it is characterized in that: described limited block is provided with elastic bumps, in described stopper slot, be provided with some grooves that snap in for elastic bumps.
4. a kind of crank drawing according to claim 2, is characterized in that: described in shake pipe and be provided with the mounting hole wearing for stationary shaft, described mounting hole is provided with internal thread, described stationary shaft is provided with the external thread suitable with internal thread.
5. a kind of crank drawing according to claim 4, is characterized in that: described stationary shaft is corresponding is provided with limited step with the competing side of fixture block, and opposite side is provided with the Elastic buckle with fixture block clamping.
6. a kind of crank drawing according to claim 5, is characterized in that: the opposite side of the corresponding limited step of described Elastic buckle is provided with inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420449226.5U CN203982258U (en) | 2014-08-10 | 2014-08-10 | A kind of crank drawing in |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420449226.5U CN203982258U (en) | 2014-08-10 | 2014-08-10 | A kind of crank drawing in |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203982258U true CN203982258U (en) | 2014-12-03 |
Family
ID=51979691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420449226.5U Expired - Fee Related CN203982258U (en) | 2014-08-10 | 2014-08-10 | A kind of crank drawing in |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203982258U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109806092A (en) * | 2019-02-14 | 2019-05-28 | 孙华君 | A kind of Multifunctional internal medicine nursing bracket |
| CN110933389A (en) * | 2019-12-05 | 2020-03-27 | 歌尔股份有限公司 | Loudspeaker box with separable projector |
-
2014
- 2014-08-10 CN CN201420449226.5U patent/CN203982258U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109806092A (en) * | 2019-02-14 | 2019-05-28 | 孙华君 | A kind of Multifunctional internal medicine nursing bracket |
| CN110933389A (en) * | 2019-12-05 | 2020-03-27 | 歌尔股份有限公司 | Loudspeaker box with separable projector |
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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: 20141203 Termination date: 20170810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |