CN202872265U - Locking mechanism for preventing overhead power transmission line operation robot from falling off - Google Patents
Locking mechanism for preventing overhead power transmission line operation robot from falling off Download PDFInfo
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- CN202872265U CN202872265U CN 201220618217 CN201220618217U CN202872265U CN 202872265 U CN202872265 U CN 202872265U CN 201220618217 CN201220618217 CN 201220618217 CN 201220618217 U CN201220618217 U CN 201220618217U CN 202872265 U CN202872265 U CN 202872265U
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- torsion spring
- transmission line
- locking
- hinged
- intermediate supports
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Abstract
The utility model discloses a locking mechanism for preventing an overhead power transmission line operation robot from falling off. The locking mechanism comprises a movable wrench, a wrench support, a middle support, a U-shaped hanging ring and a locking latch, wherein the movable wrench is hinged with the wrench support fixed on an upper mounting plate; the U-shaped hanging ring is hinged with the middle support through an upper hinging shaft; the middle support is hinged with a bottom support through a bottom hinging shaft; two upper torsional springs are mounted on the upper hinging shaft; two lower torsional springs are mounted on the bottom hinging shaft; and the upper torsional springs and the lower torsional springs can enable a U-shaped hanging hook to hook the locking latch under the action of torsional force, so that the locking latch can not be dragged out, i.e. the locking mechanism has a self-locking function. The locking mechanism provided by the utility model is simple in principle, reasonable in structure, convenient to operate and good in safety, and can meet the locking requirement for the safe running of the overhead power transmission line operation robot on an overhead line, thereby preventing the operation robot from falling off accidentally.
Description
Technical field
The utility model relates to a kind of retaining mechanism, and is particularly a kind of for overhead transmission line Work robot Anti-fall retaining mechanism.
Background technology
Development along with China's electric power system and power industry, especially in the superhigh pressure of greatly developing in recent years, system for ultra-high voltage transmission, for guaranteeing the safe operation of ultra-high-tension power transmission line, the overhead transmission line Work robot replaces the application of manual work more and more universal, the fail safe of overhead transmission line Work robot on-line operation also more and more comes into one's own, this just requires the overhead transmission line Work robot that the Anti-fall system of safety and stability will be arranged, and especially the overhead transmission line Work robot is firmly locked the on the line retaining mechanism of operation.
Traditional retaining mechanism has the dominance of himself, and locking mode is varied, can adapt to the locking requirement of large-scale daily Work tool, but because of its limitation of using object, can not satisfy the locking requirement of overhead transmission line Work robot fully.
Chinese patent ZL201020120325.0 discloses a kind of retaining mechanism, comprise cylinder, output at cylinder is hinged with gag lever post, the left end head of gag lever post is provided with the inclined-plane that matches with the pulley that is fixedly connected on the mobile device, the right side on inclined-plane and the lower end of gag lever post form spacing groove, also be fixedly installed supporting seat on cylinder, right-hand member head and the supporting seat of gag lever post are hinged, and also matching with mobile device is provided with guide vane end stop.Analysis-by-synthesis, though the described retaining mechanism of this patent is simple in structure, ingenious, easy to use, but its applicable object is only for satisfying mechanism or the equipment of translation and reciprocally swinging, and be to possess under the work condition environment of air-channel system, especially can not be suitable for without the overhead transmission line Work robot of air-channel system for specific high-altitude overhead transmission line Work robot.
Chinese patent application 200810216239.7 discloses a kind of retaining mechanism, apply to linear electric motors motion platform system, that its moving component is meshed the locking of stopping by tooth bar, in linear electric motors motion platform system, the second tooth bar is fixed in the moving object, and the first tooth bar is fixed on the static object.When moving component need to move, the second tooth bar remained and breaks away from the first tooth bar state; Behind the moving object safety stop, by Compress Spring reset the second tooth bar is slowly moved downward until with the one the second every flank of tooth of tooth bar and face engagement, the recycling spring pre-tightening, this moment, moving component was in the engagement locking state.Analysis-by-synthesis, the described retaining mechanism of this patent is rack and pinion engagement mechanism, need the accurate requirement that cooperates, be specially adapted to large-scale heavy duty linear motion platform system, for light and handy flexibly high-altitude overhead transmission line Work robot satisfy easily, convenient, to reduce situation about can lock under the requirement of operating personnel's task difficulty inapplicable.
Chinese patent application 201210075422.6 discloses a kind of retaining mechanism, comprises two upper junction plates, two lower connecting plates, interior bearing pin, outer bearing pin, gyroaxis, little hook; Described two upper junction plates are clipped in the centre of two lower connecting plates, and interior bearing pin is only hinged with the end of two upper junction plates between two lower connecting plates; Outer bearing pin is hinged with the middle part of the end that comprises two lower connecting plates of two lower connecting plates and two upper junction plates, and, two upper junction plates can rotate around outer bearing pin, the other end of two lower connecting plates is hinged by gyroaxis, described gyroaxis is fixed, and whole mechanism can rotate by two lower connecting plate wraparound rotating shafts; Described little hook comprises the hook portion of semicircle and straight part, and the straight partial fixing of described little hook is on the object of needs locking, and interior bearing pin is installed with the hook portion of little hook semicircle is concentric.Analysis-by-synthesis, the described retaining mechanism small volume and less weight of this patent, be specially adapted to replace on the vehicle vehicle body hydraulic locking, the demand of spare tyre hydraulic locking, its structure needs rotation just retaining mechanism can be opened fully after 180 ° in opening procedure nearly, strengthened the scope of force side moving line, if be used in the work difficulty that then can strengthen the operating side on the overhead transmission line Work robot, so the limitation that reaches on the function on its structure can not satisfy the requirement of overhead transmission line Work robot.
The utility model content
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, a kind of overhead power transmission overhead transmission line Work robot Anti-fall retaining mechanism is provided, its principle is simple, rational in infrastructure, easy to operate, fail safe is good, can satisfy the overhead transmission line Work robot in the locking requirement of high-altitude line security operation, prevents from dropping in unexpected situation.
For achieving the above object, the utility model adopts following technical proposals:
A kind of overhead transmission line Work robot Anti-fall retaining mechanism, comprise monkey wrench, monkey wrench one end is hinged on spanner and supports, the other end and intermediate supports are hinged by the top hinge, overlap respectively on the top hinge of monkey wrench both sides a upper torsion spring is arranged, one side of upper torsion spring is turned round arm and is contacted with monkey wrench, and opposite side is turned round arm and contacted with intermediate supports; The intermediate supports lower end is hinged by bottom hinge and bottom support, respectively is installed with a lower torsion spring on the bottom hinge of bottom support both sides, and a side of lower torsion spring is turned round arm and contacted with intermediate supports, and opposite side is turned round arm and contacted with bottom support; U-shaped link is installed on the bottom support, and U-shaped link matches with the lock buckling groove of tight locking button end.
The hold-down nut and the top stud connection that two adjusting bolts are installed on the described intermediate supports and match, adjusting bolt is used for the distance of fine setting monkey wrench and intermediate supports;
Described upper torsion spring and top hinge concentric, open with closing course in, upper torsion spring acts on monkey wrench and intermediate supports is rotated around the top hinge.
Lower torsion spring acts on intermediate supports and the bottom support.
Monkey wrench of the present utility model and spanner support hinged, spanner is supported and fixed on the upper mounting plate, U-shaped link is hinged by top hinge and intermediate supports, intermediate supports is hinged by bottom hinge and bottom support, the top hinge is equipped with two upper torsion springs, the bottom is equipped with two lower torsion springs on the hinge, and described upper torsion spring and lower torsion spring can make U-shaped hook tangle tight locking button under self twisting force and not haul out, make retaining mechanism have self-locking function.
Operation principle of the present utility model:
The overhead transmission line Work robot moves on the line needs upper contact roller that onward impulse is provided, and lower contact roller compresses wire, at this moment just needs lower contact roller position is locked.Retaining mechanism described in the utility model is fixed on the upper mounting plate of overhead transmission line Work robot, the lower contact roller concentric of the tight locking button that matches with U-shaped link and overhead transmission line Work robot is fixed, after U-shaped link tangles lock buckling groove on the tight locking button, upper torsion spring drives monkey wrench and the intermediate supports of with it contact and rotates around the top hinge under self twisting force, this direction of rotation inwardly reduces the angle of monkey wrench and intermediate supports, U-shaped link Strain lock is linked closely drive contact roller upwards to compress wire and locking.
When rolling off the production line, the overhead transmission line Work robot need to open retaining mechanism, the locking state of the lower contact roller of liberation, this moment, monkey wrench was to exerting oneself in the other direction, the pin joint rotation that whole retaining mechanism then supports around spanner, produce outside motion downwards, make U-shaped link toward the release lock movement tendency that links closely to get is arranged, after upper torsion spring is in compressive state, can produce reaction force, make intermediate supports that the trend of inside motion be arranged, can smooth release lock link closely in order to guarantee U-shaped link this moment, and the opposite direction motion of offsetting the inside movement tendency of intermediate supports need to be arranged, lower torsion spring has namely been brought into play its effect at this moment, because lower torsion spring is opposite with the hand of spiral of upper torsion spring, after locking device was in open mode, U-shaped link broke away from and cooperates with the locking of tight locking button, under the twisting force of lower torsion spring, U-shaped link is offset the displacement difference that produces because of upper torsion spring reaction force around the axial inner rotary of lower pin, and U-shaped link can be linked closely by complete release lock, until open retaining mechanism fully, the liberation contact roller.
The beneficial effects of the utility model are, the utility model is owing to adopt said structure, make the overhead transmission line Work robot self-lock force that torsion spring produces on the basis in the locking process can make lower contact roller remain the locking state, simple in structure, functional good, in the retaining mechanism opening procedure, under the active force of lower torsion spring, can smoothly U-shaped link release lock be linked closely, it is little that folding applies power outward, easy to operate.Retaining mechanism described in the utility model is pure mechanical structure, when improving locking property, does not need again very high cost, and rational in infrastructure, and principle is simple, extremely is conducive to promote in overhead transmission line Work robot field.
Description of drawings
Fig. 1 is perspective view of the present utility model;
Fig. 2 is the utility model locking state schematic diagram;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the utility model open mode schematic diagram;
Fig. 5 is the left view of Fig. 4;
Wherein: 1 monkey wrench, 2 space collars, torsion spring on 3,4 intermediate supports, 5 times torsion springs, 6 bottom supports, 7U type link, 8 tight locking buttons, 9 bottom hinges, 10 hold-down nuts, 11 top hinges, 12 spanners support, 13 adjusting bolts, 14 upper mounted plates, contact roller on 15,16 main mounting panels, 17 wires, 18 times contact rollers, 19 lock buckling grooves, 20 support arms.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
As shown in Figure 1, retaining mechanism described in the utility model comprises that monkey wrench 1, one end is hinged on spanner and supports on 12, and the other end and intermediate supports 4 are hinged by top hinge 11; Two adjusting bolts 13 are installed on the intermediate supports 4 are connected with top hinge 11 with the hold-down nut 10 that is connected, adjusting bolt 13 is used for the distance of fine setting monkey wrench 1 and intermediate supports 4; Upper torsion spring 3 has two, with top hinge 11 concentrics, be installed in the both sides of top hinge 11, one side of upper torsion spring 3 is turned round arm and is contacted with monkey wrench 1, opposite side is turned round arm and is contacted with intermediate supports 4, open with closing course in, upper torsion spring 3 acts on monkey wrench 1 and intermediate supports 4 around 11 rotations of top hinge; Bottom support 6 is hinged by bottom hinge 9 with intermediate supports 4, both sides on the hinge 9 of bottom respectively are installed with a lower torsion spring 5, one side of lower torsion spring 5 is turned round arm and is contacted with intermediate supports 4, and opposite side is turned round arm and contacted with bottom support 6, and lower torsion spring 5 acts on intermediate supports 4 and the bottom support 6; U-shaped link 7 is installed on the bottom support 6, and U-shaped link 7 cooperates with tight locking button 8, hangs the lock buckling groove 19 of tight tight locking button 8 ends.The left-hand arrow refers to open direction among Fig. 1, and the dextrad arrow refers to closing direction.
Such as Fig. 2-shown in Figure 5, monkey wrench 1 is fixed on the upper mounted plate 14, and upper mounted plate 14 is fixed together with main mounting panel 16, and upper contact roller 15 is fixed on the main mounting panel 16 with lower contact roller 18, upper contact roller 15 can rotate around the axle center, and lower contact roller 18 can rotate in certain angle with support arm 20; As shown in Figure 2, under the locking state, upper contact roller 15 compresses wire 17 with lower contact roller 18, the tight locking button 8 coaxial with lower contact roller 18 caught on lock buckling groove 19 by U-shaped link 7, lower contact roller 18 is in the locking state, lower torsion spring 5 is compressed, and upper torsion spring 3 drives monkey wrenches 1 and is in the right side angle with intermediate supports 4 and reduces state; As shown in Figure 3, monkey wrench 1 rotates laterally around supporting 12 hinge with spanner under external force, drives intermediate supports 4 and bottom support 6 and outwards moves, the U-shaped link 7 release locks lock buckling groove 19 on 8 that links closely, lower contact roller 18 is liberated, and retaining mechanism is opened.
Operation principle of the present utility model:
The overhead transmission line Work robot moves on the line needs upper contact roller 15 that onward impulse is provided, and lower contact roller 18 compresses wire 17, at this moment just needs lower contact roller 18 positions are locked.Retaining mechanism described in the utility model is fixed on the upper mounted plate 14 of overhead transmission line Work robot, the tight locking button 8 that matches with U-shaped link 7 is fixed with lower contact roller 18 concentrics of overhead transmission line Work robot, after U-shaped link 7 tangles lock buckling groove 19 on the tight locking button 8, upper torsion spring 3 drives the monkey wrench 1 of with it contact and intermediate supports 4 around 11 rotations of top hinge under self twisting force, this direction of rotation inwardly reduces monkey wrench 1 and the angle of intermediate supports 4, U-shaped link 7 Strain locks is linked closely 8 drive lower contact roller 18 and upwards compress wire 17 and lockings.
When rolling off the production line, the overhead transmission line Work robot need to open retaining mechanism, the locking state of the lower contact roller 18 of liberation, this moment, monkey wrench 1 was to exerting oneself in the other direction, whole retaining mechanism then supports 12 pin joint rotation around spanner, produce outside motion downwards, make U-shaped link 7 toward link closely 8 movement tendency of release lock is arranged, after upper torsion spring 3 is in compressive state, can produce reaction force, make intermediate supports 4 that the trend of inside motion be arranged, can smooth release lock link closely 8 in order to guarantee U-shaped link 7 this moment, the opposite direction motion of offsetting intermediate supports 4 inside movement tendencies need to be arranged, lower torsion spring 5 has namely been brought into play its effect at this moment, because lower torsion spring 5 is opposite with the hand of spiral of upper torsion spring 3, after locking device is in open mode, U-shaped link 7 breaks away from and cooperates with the locking of tight locking button 8, under the twisting force of lower torsion spring 5, U-shaped link 7 around bottom hinge 9 to inner rotary, the displacement difference that counteracting produces because of upper torsion spring 3 reaction forces, make U-shaped link 7 link closely 8 by complete release lock, until open retaining mechanism fully, the lower contact roller 18 of liberation.
Although above-mentionedly by reference to the accompanying drawings embodiment of the present utility model is described; but be not the restriction to the utility model protection range; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection range of the present utility model.
Claims (3)
1. overhead transmission line Work robot Anti-fall retaining mechanism, it is characterized in that, comprise monkey wrench, monkey wrench one end is hinged on spanner and supports, the other end and intermediate supports are hinged by the top hinge, overlapping respectively on the top hinge of monkey wrench both sides has a upper torsion spring, and a side of upper torsion spring is turned round arm and contacted with monkey wrench, and opposite side is turned round arm and contacted with intermediate supports; The intermediate supports lower end is hinged by bottom hinge and bottom support, respectively is installed with a lower torsion spring on the bottom hinge of bottom support both sides, and a side of lower torsion spring is turned round arm and contacted with intermediate supports, and opposite side is turned round arm and contacted with bottom support; U-shaped link is installed on the bottom support, and U-shaped link matches with the lock buckling groove of tight locking button end.
2. mechanism as claimed in claim 1 is characterized in that, the hold-down nut and the top stud connection that two adjusting bolts are installed on the described intermediate supports and match.
3. mechanism as claimed in claim 1 is characterized in that, described upper torsion spring and top hinge concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220618217 CN202872265U (en) | 2012-11-20 | 2012-11-20 | Locking mechanism for preventing overhead power transmission line operation robot from falling off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220618217 CN202872265U (en) | 2012-11-20 | 2012-11-20 | Locking mechanism for preventing overhead power transmission line operation robot from falling off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202872265U true CN202872265U (en) | 2013-04-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220618217 Expired - Lifetime CN202872265U (en) | 2012-11-20 | 2012-11-20 | Locking mechanism for preventing overhead power transmission line operation robot from falling off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202872265U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105490208A (en) * | 2015-12-25 | 2016-04-13 | 天津梅迪亚科技有限公司 | Anti-fall-off mechanism for inspection robot |
| CN108462102A (en) * | 2018-03-15 | 2018-08-28 | 长沙理工大学 | A kind of hot line maintenance robot anti-dropping apparatus |
| CN112012993A (en) * | 2020-08-28 | 2020-12-01 | 陆永生 | Novel double-plug double-lock connector |
-
2012
- 2012-11-20 CN CN 201220618217 patent/CN202872265U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105490208A (en) * | 2015-12-25 | 2016-04-13 | 天津梅迪亚科技有限公司 | Anti-fall-off mechanism for inspection robot |
| CN108462102A (en) * | 2018-03-15 | 2018-08-28 | 长沙理工大学 | A kind of hot line maintenance robot anti-dropping apparatus |
| CN112012993A (en) * | 2020-08-28 | 2020-12-01 | 陆永生 | Novel double-plug double-lock connector |
| CN112012993B (en) * | 2020-08-28 | 2021-10-26 | 陆永生 | Novel double-plug double-lock connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 250101 Electric Power Intelligent Robot Production Project 101 in Jinan City, Shandong Province, South of Feiyue Avenue and East of No. 26 Road (ICT Industrial Park) Co-patentee after: ZHAOTONG POWER SUPPLY BUREAU OF YUNNAN POWER GRID Corp. Patentee after: National Network Intelligent Technology Co.,Ltd. Address before: 250101 Qilu Software Park building, Ji'nan hi tech Zone, Shandong, B-205 Co-patentee before: ZHAOTONG POWER SUPPLY BUREAU OF YUNNAN POWER GRID Corp. Patentee before: SHANDONG LUNENG INTELLIGENCE TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130410 |
|
| CX01 | Expiry of patent term |