CN205401336U - Zigzag telescopic link - Google Patents
Zigzag telescopic link Download PDFInfo
- Publication number
- CN205401336U CN205401336U CN201620144161.2U CN201620144161U CN205401336U CN 205401336 U CN205401336 U CN 205401336U CN 201620144161 U CN201620144161 U CN 201620144161U CN 205401336 U CN205401336 U CN 205401336U
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- China
- Prior art keywords
- saw teeth
- hook
- teeth bars
- expansion link
- elliptical tube
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Abstract
The utility model relates to a zigzag telescopic link, zigzag telescopic link includes: the sawtooth pole, the inside of sawtooth pole is equipped with sawtooth pole cavity, one side of sawtooth pole cavity is equipped with the sawtooth, the elliptical tube, the elliptical tube suit is in the sawtooth pole is outside, flexible ferrule, flexible ferrule suit in the elliptical tube is outside, with elliptical tube fixed connection, and flexible control knob, flexible control knob setting is in on the flexible ferrule, it is right to be used for the sawtooth pole is fixed. The utility model discloses a zigzag telescopic link adopts one -way slip mode, and cooperation self return locking device can more effectively transmit firm locking torque.
Description
Technical field
This utility model relates to expansion link field, is specifically related to a kind of zigzag expansion link.
Background technology
Expansion link may apply to a lot of field, structure and the stretch mode of various expansion links are different, existing expansion link adopts the bar type structure of common slip mostly, and the bar type structure of common slip is due to smooth surface, and fixing to bar brings very big unstable factor.
Utility model content
In view of this, the purpose of this utility model is in that to provide a kind of zigzag expansion link, to solve the problems of the prior art.
One side of the present utility model provides a kind of zigzag expansion link, and described zigzag expansion link includes:
Saw teeth bars, the inside of described saw teeth bars is provided with saw teeth bars cavity, and the side of described saw teeth bars cavity is provided with sawtooth；
Elliptical tube, described elliptical tube is sleeved on outside described saw teeth bars；
Flexible pipe collar, described telescoping tube cuff is loaded on outside described elliptical tube, fixes with described elliptical tube and is connected；And
Extension and contraction control button, described extension and contraction control button is arranged on described flexible pipe collar, for described saw teeth bars is fixed.
Preferably, described extension and contraction control button is provided with the fixing sawtooth matched with the sawtooth of described saw teeth bars, is used for fixing described saw teeth bars.
Preferably, described extension and contraction control button is additionally provided with control knob groove, in described control knob groove, is provided with expansion self-locking return spring.
Preferably, described flexible pipe collar is connected by steady pin is fixing with described elliptical tube.
Another aspect of the present utility model provides a kind of zigzag expansion link, it is characterised in that described zigzag expansion link includes:
Saw teeth bars, the inside of described saw teeth bars is provided with saw teeth bars cavity, and the side of described saw teeth bars cavity is provided with sawtooth；
Elliptical tube, described elliptical tube is sleeved on outside described saw teeth bars；
Flexible pipe collar, described telescoping tube cuff is loaded on outside described elliptical tube, fixes with described elliptical tube and is connected；
Extension and contraction control button, described extension and contraction control button is arranged on described flexible pipe collar, for described saw teeth bars is fixed；
Hook, described hook is arranged at the end of described saw teeth bars；Described hook is internal is provided with positive stop hook and return spring；And
Spacing button, described spacing button is arranged on described hook, for controlling the motion of described positive stop hook.
Preferably, described hook includes hook upper cover and hook lower cover, and described positive stop hook is arranged between described hook upper cover and described hook lower cover, and described positive stop hook can chamber body activity between described hook upper cover and described hook lower cover.
Preferably, being provided with positive stop hook groove bottom described positive stop hook, described positive stop hook groove is used for placing described return spring.
Preferably, described positive stop hook is additionally provided with there is oblique guide table；Described spacing button is provided with spacing slope, and described spacing slope and described oblique guide table match.
Preferably, described spacing button is also set with spacing button return spring.
Preferably, described hook is connected by union joint with described saw teeth bars.
The zigzag expansion link that this utility model provides is fixing simple, easy to operate.
Accompanying drawing explanation
By referring to the accompanying drawing description to this utility model embodiment, of the present utility model above-mentioned and other purposes, feature and advantage will be apparent from, in the accompanying drawings:
Fig. 1 illustrates structural representation of the present utility model；
Fig. 2 illustrates this utility model the first sectional view；
Fig. 3 illustrates this utility model the second sectional view.
Detailed description of the invention
It is more fully described various embodiment of the present utility model hereinafter with reference to accompanying drawing.In various figures, identical element adopts same or similar accompanying drawing labelling to represent.For the sake of clarity, the various piece in accompanying drawing is not necessarily to scale.
A kind of zigzag expansion link, described zigzag expansion link includes: saw teeth bars 1, elliptical tube 2 stretch pipe collar 3 and extension and contraction control button 4.
Specifically, the inside of described saw teeth bars 1 is provided with saw teeth bars cavity 101, and the side of described saw teeth bars cavity 101 is provided with sawtooth 102.
Specifically, it is outside that described elliptical tube 2 is sleeved on described saw teeth bars 1, and described saw teeth bars 1 can at the internal stretching motion of described elliptical tube 2.
Specifically, it is outside that described flexible pipe collar 3 is set in described elliptical tube 2, fixes with described elliptical tube 2 and is connected.
Specifically, described extension and contraction control button 4 is arranged on described flexible pipe collar 3, for described saw teeth bars 1 is fixed.
Preferably, described extension and contraction control button 4 is provided with the fixing sawtooth 401 that the sawtooth 102 with described saw teeth bars 1 matches, and is used for fixing described saw teeth bars 1.
Preferably, described extension and contraction control button 4 is additionally provided with control knob groove 402, in described control knob groove 402, is provided with expansion self-locking return spring 403.
Under the original state of described zigzag expansion link, the fixing sawtooth 401 of described extension and contraction control button 4 and described saw teeth bars 1 sawtooth 102 be meshed, described saw teeth bars 1 is fixed by described extension and contraction control button 4；After applying an External Force Acting at described extension and contraction control button 4, described extension and contraction control button 4 under the effect of external force to the internal motion of described zigzag expansion link, the fixing sawtooth 401 of described extension and contraction control button 4 no longer engages with the sawtooth 102 of described saw teeth bars 1, described saw teeth bars 1 is discharged by described extension and contraction control button 4, described saw teeth bars 1 now can in described elliptical tube 2 stretching motion；When the length of zigzag expansion link reaches Len req, release is applied to the external force on described extension and contraction control button 4, described extension and contraction control button 4 returns to original state under the effect of described expansion self-locking return spring 403, namely the state being meshed with the sawtooth 102 of described saw teeth bars 1, described saw teeth bars 1 is fixed by described extension and contraction control button 4 again.
In an embodiment of the present utility model, described flexible pipe collar 3 is connected by steady pin 5 is fixing with described elliptical tube 2.
Another aspect of the present utility model provides a kind of zigzag expansion link, it is characterised in that described zigzag expansion link includes: saw teeth bars 1, elliptical tube 2, flexible pipe collar 3, extension and contraction control button 4, hook 5 and spacing button 6.
Specifically, the inside of described saw teeth bars 1 is provided with saw teeth bars cavity 101, and the side of described saw teeth bars cavity 101 is provided with sawtooth 102；
Specifically, it is outside that described elliptical tube 2 is sleeved on described saw teeth bars 1, and described saw teeth bars 1 can at the internal stretching motion of described elliptical tube 2.
Specifically, it is outside that described flexible pipe collar 3 is set in described elliptical tube 2, fixes with described elliptical tube 2 and is connected.
Specifically, described extension and contraction control button 4 is arranged on described flexible pipe collar 3, for described saw teeth bars 1 is fixed.
Preferably, described extension and contraction control button 4 is provided with the fixing sawtooth 401 that the sawtooth 102 with described saw teeth bars 1 matches, and is used for fixing described saw teeth bars 1.
Preferably, described extension and contraction control button 4 is additionally provided with control knob groove 402, in described control knob groove 402, is provided with expansion self-locking return spring 403.
Under the original state of described zigzag expansion link, the described saw teeth bars 1 of fixing sawtooth more than 401 of described extension and contraction control button 4 sawtooth 102 be meshed, described saw teeth bars 1 is fixed by described extension and contraction control button 4；After applying an External Force Acting at described extension and contraction control button 4, described extension and contraction control button 4 under the effect of external force to the internal motion of described zigzag expansion link, the fixing sawtooth 401 of described extension and contraction control button 4 no longer engages with the sawtooth 102 of described saw teeth bars 1, described saw teeth bars 1 is discharged by described extension and contraction control button 4, described saw teeth bars 1 now can in described elliptical tube 2 stretching motion；When the length of zigzag expansion link reaches Len req, release is applied to the external force on described extension and contraction control button 4, described extension and contraction control button 4 returns to original state under the effect of described expansion self-locking return spring 403, namely the state being meshed with the sawtooth 102 of described saw teeth bars 1, described saw teeth bars 1 is fixed by described extension and contraction control button 4 again.
Specifically, described hook 5 is arranged at the end of described saw teeth bars 1；Described hook 5 is internal is provided with positive stop hook 501 and return spring 502.
In an embodiment of the present utility model, described hook 5 is connected by union joint 7 with described saw teeth bars 1.
Specifically, described hook 5 includes hook upper cover 503 and hook lower cover 504, it is provided with hook cavity between described hook upper cover 503 and described hook lower cover 504, described positive stop hook 501 is arranged in the hook cavity between described hook upper cover 503 and described hook lower cover 504, and described positive stop hook 501 can hook chamber body activity between described hook upper cover 503 and described hook lower cover 504.
Specifically, being provided with positive stop hook groove 505 bottom described positive stop hook 501, described positive stop hook groove 505 is used for placing described return spring 502.
Specifically, described spacing button 6 is arranged on described hook 5, for controlling the motion of described positive stop hook 501.
Specifically, described positive stop hook 501 is additionally provided with there is oblique guide table 506；Described spacing button 6 is provided with spacing slope 601, and described spacing slope 601 matches with described oblique guide table 506.
Specifically, described spacing button 6 is also set with spacing button return spring 602.
The positive stop hook 501 of described hook 5 can in the hook chamber body activity of described hook, and the described spacing button 6 that moves through of described positive stop hook 501 is controlled.Specifically, described spacing button 6 under the effect of external force to described hook central motion, owing to the oblique guide table 506 of the described positive stop hook in spacing slope more than 601 501 of described spacing button 6 matches, when described spacing button 6 is to the central motion of described hook 5, described positive stop hook 501 can be driven to described hook 5 internal contraction, now, described return spring 502 is in confined state；When releasing the external force being applied to described spacing button 6, described spacing button 6 returns to original state under the effect of described spacing button return spring 602, due to the releasing to the restriction of described positive stop hook 501 of the described spacing button 6, described positive stop hook 501 also automatically returns to original state under the effect of described return spring 502.
Should be noted that, in this article, the relational terms of such as first and second or the like is used merely to separate an entity or operation with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, so that include the process of a series of key element, method, article or equipment not only include those key elements, but also include other key elements being not expressly set out, or also include the key element intrinsic for this process, method, article or equipment.When there is no more restriction, statement " including ... " key element limited, it is not excluded that there is also other identical element in including the process of described key element, method, article or equipment.
Last it is noted that obvious, above-described embodiment is only for clearly demonstrating this utility model example, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also cannot all of embodiment be given exhaustive.And the apparent change thus amplified out or variation are still among protection domain of the present utility model.
Claims (10)
1. a zigzag expansion link, described zigzag expansion link includes:
Saw teeth bars, the inside of described saw teeth bars is provided with saw teeth bars cavity, and the side of described saw teeth bars cavity is provided with sawtooth；
Elliptical tube, described elliptical tube is sleeved on outside described saw teeth bars；
Flexible pipe collar, described telescoping tube cuff is loaded on outside described elliptical tube, fixes with described elliptical tube and is connected；And
Extension and contraction control button, described extension and contraction control button is arranged on described flexible pipe collar, for described saw teeth bars is fixed.
2. zigzag expansion link according to claim 1, it is characterised in that described extension and contraction control button is provided with the fixing sawtooth matched with the sawtooth of described saw teeth bars, is used for fixing described saw teeth bars.
3. zigzag expansion link according to claim 1, it is characterised in that be additionally provided with control knob groove on described extension and contraction control button, be provided with expansion self-locking return spring in described control knob groove.
4. zigzag expansion link according to claim 1, it is characterised in that described flexible pipe collar is connected by steady pin is fixing with described elliptical tube.
5. a zigzag expansion link, it is characterised in that described zigzag expansion link includes:
Saw teeth bars, the inside of described saw teeth bars is provided with saw teeth bars cavity, and the side of described saw teeth bars cavity is provided with sawtooth；
Elliptical tube, described elliptical tube is sleeved on outside described saw teeth bars；
Flexible pipe collar, described telescoping tube cuff is loaded on outside described elliptical tube, fixes with described elliptical tube and is connected；
Extension and contraction control button, described extension and contraction control button is arranged on described flexible pipe collar, for described saw teeth bars is fixed；
Hook, described hook is arranged at the end of described saw teeth bars；Described hook is internal is provided with positive stop hook and return spring；And
Spacing button, described spacing button is arranged on described hook, for controlling the motion of described positive stop hook.
6. zigzag expansion link according to claim 5, it is characterized in that described hook includes hook upper cover and hook lower cover, described positive stop hook is arranged between described hook upper cover and described hook lower cover, and described positive stop hook can chamber body activity between described hook upper cover and described hook lower cover.
7. zigzag expansion link according to claim 5, it is characterised in that being provided with positive stop hook groove bottom described positive stop hook, described positive stop hook groove is used for placing described return spring.
8. zigzag expansion link according to claim 5, it is characterised in that be additionally provided with on described positive stop hook and there is oblique guide table；Described spacing button is provided with spacing slope, and described spacing slope and described oblique guide table match.
9. zigzag expansion link according to claim 5, it is characterised in that be also set with spacing button return spring on described spacing button.
10. zigzag expansion link according to claim 5, it is characterised in that described hook is connected by union joint with described saw teeth bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620144161.2U CN205401336U (en) | 2016-02-26 | 2016-02-26 | Zigzag telescopic link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620144161.2U CN205401336U (en) | 2016-02-26 | 2016-02-26 | Zigzag telescopic link |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205401336U true CN205401336U (en) | 2016-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620144161.2U Active CN205401336U (en) | 2016-02-26 | 2016-02-26 | Zigzag telescopic link |
Country Status (1)
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|---|---|
| CN (1) | CN205401336U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339297A (en) * | 2017-08-11 | 2017-11-10 | 哈工大机器人（合肥）国际创新研究院 | A kind of length-adjustable bearing rod |
| CN107713547A (en) * | 2017-11-10 | 2018-02-23 | 王碧苑 | A kind of ceramic product rack of overturning-preventing |
| CN107951174A (en) * | 2017-11-10 | 2018-04-24 | 宁波工程学院 | A kind of Multifunctional height adjusting table |
| CN108316881A (en) * | 2017-01-17 | 2018-07-24 | 天津开发区兴衡石油机械配件有限公司 | A kind of novel petroleum well drilling blowout hookup |
| CN108638996A (en) * | 2018-06-26 | 2018-10-12 | 济南毕昇信息科技有限公司 | A kind of anti-rollover automobile |
| CN109331351A (en) * | 2018-09-30 | 2019-02-15 | 贵州大学 | A kind of telescopic hanging device of fire-fighting escape rope |
| CN110100590A (en) * | 2019-05-21 | 2019-08-09 | 东北大学 | A kind of shaping hedgerow automatic pruning machine |
| CN110671593A (en) * | 2019-10-17 | 2020-01-10 | 天阳建设管理有限公司 | Engineering cost site operation auxiliary device based on BIM |
| CN112145520A (en) * | 2020-10-19 | 2020-12-29 | 天津博泰天宇科技发展有限公司 | One-key lock structure for tripod |
| CN114044213A (en) * | 2021-11-29 | 2022-02-15 | 杭州申佳包装设备有限公司 | Automatic opening and closing board placing device for composite carton |
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2016
- 2016-02-26 CN CN201620144161.2U patent/CN205401336U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108316881A (en) * | 2017-01-17 | 2018-07-24 | 天津开发区兴衡石油机械配件有限公司 | A kind of novel petroleum well drilling blowout hookup |
| CN107339297A (en) * | 2017-08-11 | 2017-11-10 | 哈工大机器人（合肥）国际创新研究院 | A kind of length-adjustable bearing rod |
| CN107713547A (en) * | 2017-11-10 | 2018-02-23 | 王碧苑 | A kind of ceramic product rack of overturning-preventing |
| CN107951174A (en) * | 2017-11-10 | 2018-04-24 | 宁波工程学院 | A kind of Multifunctional height adjusting table |
| CN108638996A (en) * | 2018-06-26 | 2018-10-12 | 济南毕昇信息科技有限公司 | A kind of anti-rollover automobile |
| CN109331351A (en) * | 2018-09-30 | 2019-02-15 | 贵州大学 | A kind of telescopic hanging device of fire-fighting escape rope |
| CN110100590A (en) * | 2019-05-21 | 2019-08-09 | 东北大学 | A kind of shaping hedgerow automatic pruning machine |
| CN110671593A (en) * | 2019-10-17 | 2020-01-10 | 天阳建设管理有限公司 | Engineering cost site operation auxiliary device based on BIM |
| CN112145520A (en) * | 2020-10-19 | 2020-12-29 | 天津博泰天宇科技发展有限公司 | One-key lock structure for tripod |
| CN112145520B (en) * | 2020-10-19 | 2022-06-17 | 天津博泰天宇科技发展有限公司 | A key lock structure for tripod |
| CN114044213A (en) * | 2021-11-29 | 2022-02-15 | 杭州申佳包装设备有限公司 | Automatic opening and closing board placing device for composite carton |
| CN114044213B (en) * | 2021-11-29 | 2023-08-29 | 天津市华明集团有限公司 | Automatic board device that opens and shuts of compound carton |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |