CN202443870U - Rotational lock telescopic ground insulation operating rod - Google Patents
Rotational lock telescopic ground insulation operating rod Download PDFInfo
- Publication number
- CN202443870U CN202443870U CN2012200642226U CN201220064222U CN202443870U CN 202443870 U CN202443870 U CN 202443870U CN 2012200642226 U CN2012200642226 U CN 2012200642226U CN 201220064222 U CN201220064222 U CN 201220064222U CN 202443870 U CN202443870 U CN 202443870U
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- CN
- China
- Prior art keywords
- expansion joint
- locking
- wedge
- following
- insulating bar
- 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 relates to a rotational lock telescopic ground insulation operating rod, which comprises an upper expansion joint (1), at least one middle expansion joint (2) and a lower expansion joint (3), wherein at least two outer locking wedges (4) are respectively uniformly arranged on the outer walls on the lower ends of the upper expansion joint (1) and each middle expansion joint (2), and inner locking wedges (5) having the same number as each outer locking wedge (4) and a rotational locking fit with each outer locking wedge (4). The rotational lock telescopic ground insulation operating rod has the advantages of being difficult to shake the joints when stretching, convenient for operation, incapable of retracting when a push-up operation is stressed, easy to lock between the joints, incapable of automatically slipping off after retraction, and convenient for carrying, the expansion joints are firmly locked after stretching and rotational locking, and the expansion joints are rotatably locked after retraction, the automatic slip between the expansion joints can be prevented, and the rotational lock telescopic ground insulation operating rod is more convenient for operation and carrying.
Description
Technical field
The utility model relates to the electric power operation apparatus, is specifically related to a kind of telescopic insulating bar.
Background technology
Internode trembleed easily when the telescopic insulating bar that uses in the electric power system at present elongated, and was not easy to operation, and the stressed back of the operation of slippaging is retraction easily, and internode is not easy locking, skids off automatically easily again behind the retraction, is inconvenient to carry.This telescopic insulating bar above-mentioned situation occurs more easily under the long-time situation of using wearing and tearing to strengthen, have influence on its useful life and result of use.
Summary of the invention
The telescopic ground of the rotational lock insulating bar that internode was not easy to tremble, was convenient to operate, slippage that operation can not bounce back when stressed, internode is locked easily, can not skid off automatically, be convenient for carrying after bouncing back when the purpose of the utility model provided a kind of the elongation.
The technical solution of the utility model is: it comprises from inside to outside expansion joint and following expansion joint in the last expansion joint of phase suit successively, at least one joint; Last expansion joint and evenly be provided with the outer locking wedge of axial locking between at least two expansion joint lower ends, top when being used to elongate and the below expansion joint upper end in each on the outer wall of expansion joint lower end respectively, evenly be provided with identical respectively on the inwall in each on expansion joint upper end and the following expansion joint with each outer locking wedge quantity and with the friction tight interior wedge of locking of each outer locking wedge rotation lock.
The technique effect of the utility model is: internode was not easy vibration when it had elongation, was convenient to operation, and the operation of slippaging can not bounce back when stressed; Internode is locked easily, can not skid off the advantage that is convenient for carrying behind the retraction automatically; Lock firmly between the expansion joint after its elongation rotation lock; Also can rotation lock behind the retraction, can prevent slippage automatically between the expansion joint, be more convenient for manipulating and carrying.
Description of drawings
Accompanying drawing is the utility model embodiment stereogram.
Embodiment
Shown in accompanying drawing; It comprises from inside to outside expansion joint 2 and following expansion joint 3 in the last expansion joint 1 of phase suit successively, at least one joint; Last expansion joint 1 and evenly be provided with the outer locking wedge 4 of axial locking between at least two expansion joint lower ends, top when being used to elongate and the below expansion joint upper end in each on the outer wall of expansion joint 2 lower ends respectively, evenly be provided with identical respectively on the inwall of expansion joint 2 upper ends and following expansion joint 3 upper ends in each with each outer locking wedge 4 quantity and with the friction tight interior wedge 5 of locking of each outer locking wedge 4 rotation lock.
Each outer locking wedge 4 is respectively the arc watt shape body that exterior radius in rotational direction gradually changes from a side direction opposite side, and locking wedge 5 is respectively the arc watt shape body that the inwall radius in rotational direction gradually changes from a side direction opposite side in each.
Last expansion joint 1 with each in evenly be provided with at least two respectively on the inwall of expansion joint 2 lower ends and be used for being locked in down when expansion joint 1 is set back in down expansion joint 3 with each expansion joint 2 the following interior wedge 6 of locking that prevents automatic slippage on the expansion joint 3; The inside of following expansion joint 3 lower ends be provided with last expansion joint 1 with each in the friction tight ladder turriform of the lower end rotation lock locking bed 7 of expansion joint 2, evenly be provided with respectively on the outer wall of locking bed 7 each ladder section respectively with last expansion joint 1 with each in the following outer locking wedge 71 of identical, the locking that is rotatably assorted of locking wedge 6 quantity in following on the expansion joint 2.
Last expansion joint 1 with each in expansion joint 2 following locking wedge 6 lower ends be respectively equipped with the arc watt shape locking ring 61 that plays axial clamping effect, the downside of locking bed 7 each time outer locking wedges 71 and the lower end of this section ladder outer wall separate certain distance and form respectively the lock slots 72 that is rotatably assorted and locks with the interior locking ring of locking on the wedge 6 of each time.
Last expansion joint 1 with each on the expansion joint 2 outer locking wedge 4, down in locking wedge 6 and locking ring 61 be structure as a whole and be bonded in expansion joint 2 respectively and the lower end of expansion joint 3 in each.
Following outer locking wedge 71 on the locking bed 7 is respectively the arc watt shape body that exterior radius in rotational direction gradually changes from a side direction opposite side, and interior down locking wedge 6 is respectively the arc watt shape body that the inwall radius in rotational direction gradually changes from a side direction opposite side.
The upper end of expansion joint 2 and following expansion joint 3 is respectively equipped with when elongating and plays the spacing ring 8 of position-limiting action to being enclosed within its inner expansion joint in each, and each spacing ring 8 lower inner wall is bonded on the outer wall of expansion joint 2 and following expansion joint 3 upper ends in each respectively, upper inside wall and be enclosed within its inner expansion joint and be slidingly matched.
The upper end of last expansion joint 1 is equipped with action bars head 9.
Expansion joint 2 is respectively integrative-structure with interior locking wedge 5 on the following expansion joint 3 and is bonded in the upper end of expansion joint 2 and following expansion joint 3 in each respectively in each.Locking bed 7 is bonding or be riveted on down the lower end of expansion joint 3.
The material of outer locking wedge 4, following interior locking wedge 6, locking ring 61, interior locking wedge 5, locking bed 7 and spacing ring 8 is respectively nylon, and is not only light but also sturdy and durable.Last expansion joint 1, middle expansion joint 2 and following expansion joint 3 are respectively the hollow glass steel pipe.Action bars head 9 is a metalwork.
Method for using: respectively with hand turn expansion joint 1 with each in the upper end of expansion joint 2; Make expansion joint 1 and in each the locking action between expansion joint 2 and the following expansion joint 3 remove; To go up again expansion joint 1 with each in expansion joint 2 pull out respectively; Relatively rotate the adjacent expansion joint of phase suit behind the centering position, lock the effect that can play slippages does not bounce back when explaining axially loaded between just can making on the lower end that is enclosed within inner expansion joint and its outside expansion joint.To go up expansion joint 1 with each in after expansion joint 2 is retracted into down expansion joint 3, can through rotate respectively go up expansion joint 1 with each in expansion joint 2 its lower end is locked in down respectively on the locking bed 7 on the expansion joint 3, prevent expansion joint 1 and expansion joint 2 automatic slippages in each.
Claims (10)
1. the telescopic ground of rotational lock insulating bar; It comprises from inside to outside expansion joint (2) and following expansion joint (3) in the last expansion joint (1) of phase suit successively, at least one joint; It is characterized in that: go up the outer locking wedge (4) that evenly is provided with axial locking between at least two expansion joint lower ends, top when being used to elongate and the below expansion joint upper end on the outer wall of expansion joint (1) and expansion joint (2) lower end in each respectively, evenly be provided with identical respectively on the inwall on expansion joint in each (2) upper end and the following expansion joint (3) with each outer locking wedge (4) quantity and with the friction tight interior wedge (5) of locking of each outer locking wedge (4) rotation lock.
2. the telescopic ground of rotational lock as claimed in claim 1 insulating bar; It is characterized in that said each outer locking wedge (4) is respectively the arc watt shape body that exterior radius in rotational direction gradually changes from a side direction opposite side, locking wedge (5) is respectively the arc watt shape body that the inwall radius in rotational direction gradually changes from a side direction opposite side in each.
3. the telescopic ground of rotational lock as claimed in claim 1 insulating bar; It is characterized in that evenly being provided with respectively on the said inwall of going up expansion joint (1) and expansion joint (2) lower end in each at least two and be used for being locked in down when expansion joint (1) and each expansion joint (2) are set back in down expansion joint (3) the following interior wedge (6) of locking that prevents automatic slippage on the expansion joint (3); The inside of following expansion joint (3) lower end is provided with and the last expansion joint (1) and the friction tight ladder turriform of the lower end rotation lock locking bed (7) of expansion joint (2) in each, evenly is provided with respectively on the outer wall of each ladder section of locking bed (7) respectively and the last expansion joint (1) and the following outer locking wedge (71) of identical, the locking that is rotatably assorted of locking wedge (6) quantity in following on the expansion joint (2) in each.
4. the telescopic ground of rotational lock as claimed in claim 3 insulating bar; It is characterized in that saidly going up that locking wedge (6) lower end is respectively equipped with the arc watt shape locking ring (61) that plays axial clamping effect in expansion joint (1) and expansion joint (2) in each following, the lower end of the downside of locking bed (7) each time outer locking wedge (71) and this section ladder outer wall separates certain distance and forms respectively the lock slots (72) that is rotatably assorted and locks with the interior locking ring of locking on the wedge (6) of each time.
5. the telescopic ground of rotational lock as claimed in claim 3 insulating bar is characterized in that the said expansion joint (1) of going up locks wedge (6) and locking ring (61) and be structure as a whole and be bonded in expansion joint (2) respectively and the lower end of expansion joint (3) in each with the outer locking wedge (4) on the expansion joint (2) in each, in down.
6. the telescopic ground of rotational lock as claimed in claim 3 insulating bar; It is characterized in that the following outer locking wedge (71) on the said locking bed (7) is respectively the arc watt shape body that exterior radius in rotational direction gradually changes from a side direction opposite side, interior locking wedge (6) is respectively the arc watt shape body that the inwall radius in rotational direction gradually changes from a side direction opposite side down.
7. the telescopic ground of rotational lock as claimed in claim 1 insulating bar; It is characterized in that said in each the upper end of expansion joint (2) and following expansion joint (3) be respectively equipped with when elongating and play the spacing ring (8) of position-limiting action being enclosed within its inner expansion joint, each spacing ring (8) lower inner wall is bonded on the outer wall on expansion joint in each (2) and the following expansion joint (3) respectively, upper inside wall and be enclosed within its inner expansion joint and be slidingly matched.
8. the telescopic ground of rotational lock as claimed in claim 1 insulating bar is characterized in that said upper end of going up expansion joint (1) is equipped with action bars head (9).
9. the telescopic ground of rotational lock as claimed in claim 1 insulating bar, it is characterized in that said in each the interior locking wedge (5) on expansion joint (2) and the following expansion joint (3) be respectively integrative-structure and be bonded in the upper end of expansion joint in each (2) and following expansion joint (3) respectively.
10. the telescopic ground of rotational lock as claimed in claim 1 insulating bar is characterized in that said locking bed (7) is bonding or is riveted on down the lower end of expansion joint (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200642226U CN202443870U (en) | 2012-02-27 | 2012-02-27 | Rotational lock telescopic ground insulation operating rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200642226U CN202443870U (en) | 2012-02-27 | 2012-02-27 | Rotational lock telescopic ground insulation operating rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202443870U true CN202443870U (en) | 2012-09-19 |
Family
ID=46825305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200642226U Expired - Fee Related CN202443870U (en) | 2012-02-27 | 2012-02-27 | Rotational lock telescopic ground insulation operating rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202443870U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103198940A (en) * | 2013-03-29 | 2013-07-10 | 刘洪年 | Multifunctional high-voltage operating rod capable of being rapidly operated |
| CN103208377A (en) * | 2013-03-29 | 2013-07-17 | 珠海市华优电气技术有限公司 | High-voltage insulation operating rod |
| CN107860371A (en) * | 2017-10-18 | 2018-03-30 | 中国科学院海洋研究所 | A kind of Extendible ocean profile observation device and method based on high focal plane buoy |
-
2012
- 2012-02-27 CN CN2012200642226U patent/CN202443870U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103198940A (en) * | 2013-03-29 | 2013-07-10 | 刘洪年 | Multifunctional high-voltage operating rod capable of being rapidly operated |
| CN103208377A (en) * | 2013-03-29 | 2013-07-17 | 珠海市华优电气技术有限公司 | High-voltage insulation operating rod |
| CN103208377B (en) * | 2013-03-29 | 2015-05-13 | 广东电网有限责任公司韶关供电局 | High-voltage insulation operating rod |
| CN107860371A (en) * | 2017-10-18 | 2018-03-30 | 中国科学院海洋研究所 | A kind of Extendible ocean profile observation device and method based on high focal plane buoy |
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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: 20120919 Termination date: 20150227 |
|
| EXPY | Termination of patent right or utility model |