CN102354927B - Locking device at top of insulating bar - Google Patents
Locking device at top of insulating bar Download PDFInfo
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- CN102354927B CN102354927B CN201110296142.3A CN201110296142A CN102354927B CN 102354927 B CN102354927 B CN 102354927B CN 201110296142 A CN201110296142 A CN 201110296142A CN 102354927 B CN102354927 B CN 102354927B
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- litter
- fixed
- sliding block
- gear
- top shoe
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Abstract
The invention relates to a locking device at the top of an insulating bar, which mainly comprises a locking part and a moving mechanism. By controlling an upper sliding bar and a lower sliding bar to move freely, the goal of locking or releasing the top of the insulating bar is achieved, the locking device is simple and easy to use and the safety factor is high; and by improving the internal parts of an upper sliding block and a lower sliding block, the contact friction during fixation is increased, the upper sliding block and the lower sliding block become firm, the application prospect is better and the working efficiency is improved.
Description
Technical field
The present invention relates to the locking device structure technical field to a kind of link rod in power construction process or insulating bar top.
Background technology
Operation of power networks maintenance, in process of the test, hanging single test wire is action very frequently, the high-voltage terminal end of special 500kV wire or primary equipment is high especially, position height is afterwards because transmission line surrounding is more spacious, frequently the single test line hanging up properly can be blown away, bring serious potential safety hazard so also to safety in safe operation of electric network and maintenance process, under this background, the present invention utilizes a kind of Machine Design cleverly, can be by the high-voltage terminal end locking of insulating bar top and transmission line wire or primary equipment, thereby ensure operation of power networks maintenance, the safety that process of the test once goes between.
Summary of the invention
The present invention is directed to insulating bar in prior art and hang the not tight defect of single test line, propose a kind of device of more effectively locking insulating bar top, there is good application prospect.
For addressing the above problem, the technical scheme that the present invention proposes is:
The locking device at insulating bar top, the present invention includes litter, lower litter and bracing frame; On bracing frame, be provided with retaining mechanism, and be provided with motion and fixed mechanism between upper litter, lower litter and bracing frame, wherein:
Retaining mechanism comprises top shoe, binding post, and wherein top shoe is fixed in the caulking groove arranging on bracing frame, and binding post is fixed on top shoe;
Motion comprises sliding block, connects cable wire, gear, lower link, fixed dam, and wherein sliding block is positioned at the caulking groove on bracing frame, in connection cable wire bottom, is fixed with gear, this gear and the toothrow engagement being arranged on the slideway in lower litter; On the core wheel of gear, be fixed with connection cable wire, the other end of this connection cable wire is fixed on bracing frame, be positioned at gear in upper litter below, be provided with lower link, gear is fixedly connected with lower link, bottom at lower link is fixed with fixed dam, fixed dam is also fixedly connected with upper litter simultaneously
Fixed mechanism comprises lower litter and slideway, wherein plays litter cover to connect upper litter, and slideway is fixed in lower litter.
Top shoe of the present invention and sliding block are symmetrical structure, at top shoe, sliding block middle part, are respectively equipped with convex structure, and circular-arc bottom and self slider bottom distance are 3-6mm.
Each consists of top shoe of the present invention and sliding block copper alloy or the fine copper stack of 5-20 sheet respectively, and in every a slice, is provided with for increasing the laciniation of fixing rear frictional resistance.
The length that the present invention connects cable wire is less than the distance of top shoe and lower litter slideway lower end extreme position, and is greater than the distance of top shoe and lower litter slideway upper end extreme position.
Motion major function is: when not needing the locking of insulating bar top, because sliding block can freely slide up and down, the wire being locked or equipment compressing or drive sliding block to move downward, upper sliding block is apart from increase, thereby can unclamp easily this locking device, when lock at needs insulating bar top, by connecting cable wire driven gear, on slideway, move, motion locking lock portion, now fixed mechanism is driven and is moved downward by people, bracing frame is by connecting cable wire, gear driven sliding block moves to the top of bracing frame, near top shoe, and position mutually motionless while being maintained the lock status by the frictional force of gear and slideway, upper sliding block relies on inner laciniation also to lock simultaneously simultaneously, make it can not free movement, and then reach insulating bar top can be stablized, be fixed on reliably hanging position.
Fixed mechanism major function is to keep motionless in motion process, to keep motion can to remain unchanged by relative position when locking.
The upper litter of locking device can freely move up and down at lower litter, sliding block can move up and down by the draw-in groove arranging in bracing frame, in the time of need to locking, by driven lower litter to move downward by people, upper litter moves upward relatively, because driving upper and lower strut and gear, the fixed dam of upper litter inside moves upward, thereby make sliding block move to the position of the adjacent top shoe of bracing frame, while not needing to lock, by driven lower litter to move upward by people, overcome the frictional force of gear and slideway, make sliding block apart from after increasing simultaneously, gear moves downward, thereby drive sliding block to move to bottom.
The present invention compared with prior art, its advantage is: by controlling upper and lower litter, move freely, reach the locking at insulating bar top or loosen, simply, easy-to-use, coefficient of safety is high, by some processing in upper sliding block, the contact friction force while increasing fixedly, make it firmly, there is good application prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment;
Fig. 2 is the inside schematic diagram of embodiment;
Fig. 3 is the internal structure schematic diagram of upper litter in embodiment.
Embodiment
The locking device at insulating bar top, the present invention includes litter, lower litter and bracing frame; On bracing frame, be provided with retaining mechanism, and be provided with motion and fixed mechanism between upper litter, lower litter and bracing frame, wherein:
Retaining mechanism comprises top shoe, binding post, and wherein top shoe is fixed in the caulking groove arranging on bracing frame, and binding post is fixed on top shoe;
Motion comprises sliding block, connects cable wire, gear, lower link, fixed dam, and wherein sliding block is positioned at the caulking groove on bracing frame, in connection cable wire bottom, is fixed with gear, this gear and the toothrow engagement being arranged on the slideway in lower litter; On the core wheel of gear, be fixed with connection cable wire, the other end of this connection cable wire is fixed on bracing frame, be positioned at gear in upper litter below, be provided with lower link, gear is fixedly connected with lower link, bottom at lower link is fixed with fixed dam, fixed dam is also fixedly connected with upper litter simultaneously
Fixed mechanism comprises lower litter and slideway, wherein plays litter cover to connect upper litter, and slideway is fixed in lower litter.
Top shoe of the present invention and sliding block are symmetrical structure, at top shoe, sliding block middle part, are respectively equipped with convex structure, and circular-arc bottom and self slider bottom distance are 3-6mm.
Each consists of top shoe of the present invention and sliding block copper alloy or the fine copper stack of 5-20 sheet respectively, and in every a slice, is provided with for increasing the laciniation of fixing rear frictional resistance.
The length that the present invention connects cable wire is less than the distance of top shoe and lower litter slideway lower end extreme position, and is greater than the distance of top shoe and lower litter slideway upper end extreme position.
Fig. 1 is the structural representation of embodiment, Fig. 2 is the inside schematic diagram of embodiment, Fig. 3 is the internal structure schematic diagram of upper litter 9 in embodiment, in conjunction with Fig. 1-3, introduce in detail locking method and the device of its insulating bar, slideway 7 is fixed on lower litter 10, gear 6 is fixed on upper litter 9 by lower link 11, gear 6 is connected with top shoe 1 by connecting cable wire 8 simultaneously, when this device is locked, top shoe 1 moves up, by connecting cable wire 8 driven gears 6, move up, thereby drive sliding block 2 and upper litter 9 to move up, when this device loosens, sliding block 2 moves down, by locking device, unclamp, upper sliding block is apart from increase, when the equipment of taking off is received this device, people manually makes litter 9 move down, during locking, pass through top shoe 1, sliding block 2 coordinates, move up and down sliding block 2 to top shoe 1 and the sliding block 2 minimum places of distance, compress many copper alloys, steel or fine copper are formed by stacking the part with laciniation, increase the frictional force of contact-making surface, thereby anti-skidding, when not needing locking when loosening, move up and down sliding block 2 to top shoe 1 with sliding block 2 apart from maximum, thereby can move freely insulating bar or link rod.In Fig. 2,3 be wherein binding post, 4 is bracing frame, and 5 is upper connecting rod, and 12 is fixed dam.
As seen from the figure, slideway lower end extreme position is the position of close fixed dam, slideway the inside, is also the extreme lower position that gear moves down simultaneously, and slideway upper end extreme position is the position of the most close connection cable wire in slideway the inside, also be the extreme higher position that gear moves up simultaneously
Retaining mechanism major function is: after motion motion, realize the locking to wire of transmission line or a leading-out terminal of equipment,
Motion major function is: when not needing the locking of insulating bar top, because sliding block can freely slide up and down, the wire being locked or equipment compressing or drive sliding block to move downward, upper sliding block is apart from increase, thereby can unclamp easily this locking device, when lock at needs insulating bar top, by connecting cable wire driven gear, on slideway, move, motion locking lock portion, now fixed mechanism is driven and is moved downward by people, bracing frame is by connecting cable wire, gear driven sliding block moves to the top of bracing frame, near top shoe, and position mutually motionless while being maintained the lock status by the frictional force of gear and slideway, upper sliding block relies on inner laciniation also to lock simultaneously simultaneously, make it can not free movement, and then reach insulating bar top can be stablized, be fixed on reliably hanging position.
Fixed mechanism major function is to keep motionless in motion process, to keep motion can to remain unchanged by relative position when locking.
Upper litter in locking device is connected with lower litter, upper litter can freely move up and down at lower litter, sliding block can move up and down by the draw-in groove arranging in bracing frame, in the time of need to locking, by driven lower litter to move downward by people, upper litter moves upward relatively, because driving lower link and gear, the fixed dam of upper litter inside moves upward, thereby make sliding block move to the position of the adjacent top shoe of bracing frame, while not needing to lock, by driven lower litter to move upward by people, overcome the frictional force of gear and slideway, make sliding block apart from after increasing simultaneously, gear moves downward, thereby drive sliding block to move to bottom.
Slideway and lower litter are fixedly linked, thereby gear moves up and down litter in drive in slideway, move up and down.
Claims (4)
1. the locking device at insulating bar top, is characterized in that: comprise litter, lower litter and bracing frame; On bracing frame, be provided with retaining mechanism, and be provided with motion and fixed mechanism between upper litter, lower litter and bracing frame, wherein:
Retaining mechanism comprises top shoe, binding post, and wherein top shoe is fixed in the caulking groove arranging on bracing frame, and binding post is fixed on top shoe;
Motion comprises sliding block, connects cable wire, gear, lower link, fixed dam, and wherein sliding block is positioned at the caulking groove on bracing frame, in connection cable wire bottom, is fixed with gear, this gear and the toothrow engagement being arranged on the slideway in lower litter; On the core wheel of gear, be fixed with connection cable wire, the other end of this connection cable wire is fixed on bracing frame, be positioned at gear in upper litter below, be provided with lower link, gear is fixedly connected with lower link, bottom at lower link is fixed with fixed dam, fixed dam is also fixedly connected with upper litter simultaneously
Fixed mechanism comprises lower litter and slideway, wherein plays litter cover to connect upper litter, and slideway is fixed in lower litter.
2. the locking device at a kind of insulating bar according to claim 1 top, is characterized in that: top shoe and sliding block are symmetrical structure, at top shoe, sliding block middle part, is respectively equipped with convex structure, and circular-arc bottom and self slider bottom distance are 3-6mm.
3. the locking device at a kind of insulating bar according to claim 1 and 2 top, it is characterized in that: each consists of top shoe and sliding block copper alloy or the fine copper stack of 5-20 sheet respectively, and in every a slice, is provided with for increasing the laciniation of fixing rear frictional resistance.
4. the locking device at a kind of insulating bar according to claim 1 top, is characterized in that: the length that connects cable wire is less than the distance of top shoe and lower litter slideway lower end extreme position, and is greater than the distance of top shoe and lower litter slideway upper end extreme position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110296142.3A CN102354927B (en) | 2011-09-30 | 2011-09-30 | Locking device at top of insulating bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110296142.3A CN102354927B (en) | 2011-09-30 | 2011-09-30 | Locking device at top of insulating bar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102354927A CN102354927A (en) | 2012-02-15 |
| CN102354927B true CN102354927B (en) | 2014-04-30 |
Family
ID=45578451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110296142.3A Active CN102354927B (en) | 2011-09-30 | 2011-09-30 | Locking device at top of insulating bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102354927B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6514051B2 (en) * | 2015-06-15 | 2019-05-15 | 株式会社永木精機 | Control lever lock structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201294190Y (en) * | 2008-11-11 | 2009-08-19 | 白庆永 | Link bar |
| CN201611697U (en) * | 2010-03-19 | 2010-10-20 | 智勇军 | Electric earth wire operating rod |
| CN201918621U (en) * | 2010-09-16 | 2011-08-03 | 北京市电力公司 | Installation tool for hook type ground wire |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5274066B2 (en) * | 2008-03-24 | 2013-08-28 | 中国電力株式会社 | Indirect hot wire tool |
-
2011
- 2011-09-30 CN CN201110296142.3A patent/CN102354927B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201294190Y (en) * | 2008-11-11 | 2009-08-19 | 白庆永 | Link bar |
| CN201611697U (en) * | 2010-03-19 | 2010-10-20 | 智勇军 | Electric earth wire operating rod |
| CN201918621U (en) * | 2010-09-16 | 2011-08-03 | 北京市电力公司 | Installation tool for hook type ground wire |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2009-232579A 2009.10.08 |
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| Publication number | Publication date |
|---|---|
| CN102354927A (en) | 2012-02-15 |
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