CN103613032B - Transformer station's packaged type cable cover trolley - Google Patents
Transformer station's packaged type cable cover trolley Download PDFInfo
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- CN103613032B CN103613032B CN201310631632.3A CN201310631632A CN103613032B CN 103613032 B CN103613032 B CN 103613032B CN 201310631632 A CN201310631632 A CN 201310631632A CN 103613032 B CN103613032 B CN 103613032B
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- 238000007689 inspection Methods 0.000 description 6
- 208000027418 Wounds and injury Diseases 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
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- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 230000007257 malfunction Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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Abstract
The invention discloses a kind of transformer station packaged type cable cover trolley, comprise main frame, upper frame, hand winch, stay cord and hook. Each root post bottom of four root posts is provided with a universal wheel that can drive dolly to move and can auto-steering. Upper frame is drawn together two stands and a push rod; Hand winch is fixed on the middle part of push rod; The left part of push rod and right part are respectively provided with a fixed pulley; On hand winch, be wound with stay cord, the two ends of stay cord are fixed with a drag hook at the end of stay cord after walking around respectively the fixed pulley at push rod two ends. Transformer station of the present invention packaged type cable cover trolley, has hoist cable cover plate quickly and easily, reduces lifting in cable duct patrol, movement and recovery cover plate time, eliminates the advantages such as potential safety hazard in movable cover plate process.
Description
Technical field
The present invention relates to a kind of transformer station packaged type cable cover trolley.
Background technology
" substation management code " regulation of national grid: " before rainy season set, to basement, cable duct, the electricity of possibility pondingThe pumping equipment of cable tunnel and plant area checks comprehensively and dredges, and carries out anti-water inlet and drainage measure ", " after rain, check basement,Cable duct, cable tunnel equivalance regimen condition, and draining in time. When canyon moisture is excessive, carry out ventilation. " once cable duct is longPhase accumulation sewage, can cause cable insulation strength decreased, may cause high-tension cable single-phase earthing or heterogeneous fault, tripping operation, fallsLow power supply reliability; Can cause one or more ground connection of secondary cable, protection tripping or malfunction simultaneously. Cable duct enters toy alsoLikely cause the generation of above-mentioned situation. Below directly threaten safe, stable, the reliability service of electrical network. Therefore, cable duct patrolsIt is important work of power transformation O&M personnel that inspection is looked into. " substation management code " specified the tour cycle: " each changeCable duct of walkaround inspection is monthly wanted in power station, will clean cable duct every half a year No. one time. "
O&M personnel can be divided into cable duct patrol process: preparation tool and register, lifting movable cover plate, tour inspection before making an inspection tourLook into record, recover cover plate original state, make an inspection tour and finish to pack up 5 of site clearings step. According to statistics, actual cable ditch is maked an inspection tourIn the course of work, because cover plate is generally heavier, in above 5 steps, lifting is moved and time of recovering cover plate approximately wants 12About minute, occupy 70% left and right of the total time of whole tour process.
On the in-out end cover plate of cable duct, be provided with " handle hole " of a diameter 2cm, and currently there is no instrument or establishFor utilizing this " handle hole ". At present, in the time of lifting, movement and recovery cover plate, there are problems: 1) O&M people firstNot only time-consuming but also effort of member's lifting, carrying cover plate, and directly contact hard coarse cover plate, often there are the situations such as hand of being scratched,The person is vulnerable; 2) secondly manual lifting, carrying cover plate easily come off and smash cable; 3) current tool is simple and crude, stupid againClumsy, easily damage cover plate; 4) last cover plate is heavy, and female employee and older cannot participate in lifting carrying work. At lifting cover plateProcess in, owing to will adopting manual operations, usually there is personal injury, damage the accidents such as cover plate, cover plate come off.
Summary of the invention
The present invention is the weak point existing in above-mentioned prior art for avoiding, and provides a kind of transformer station packaged type cable cover to riseHeavy dolly, with hoist cable cover plate quickly and easily, reduce lifting in cable duct patrol, movement and recovery cover plate time, eliminationPotential safety hazard in movable cover plate process.
The present invention be technical solution problem by the following technical solutions.
Transformer station's packaged type cable cover trolley, its design feature is to comprise main frame, upper frame, hand winch, drawRope and hook; Described main frame comprises four root posts, four entablatures and four sills; Described four root posts comprise that first is verticalPost, the second column, the 3rd column and the 4th column; Described four entablatures comprise the first entablature, the second entablature, the 3rdEntablature and the 4th entablature; Described four sills comprise the first sill, the second sill, the 3rd sill and the 4th timeCrossbeam;
Each root post bottom of described four root posts is provided with a universal wheel that can drive dolly to move and can auto-steering;
Described upper frame comprises two stands and a push rod; Described two stands comprise left standing frame and right standing frame; Described left standing frame is solidOn described the 4th entablature, described right standing frame is fixed on described the second entablature, described in the left end of described push rod is fixed onThe top of left standing frame, the right-hand member of described push rod is fixed on the top of described right standing frame; Described hand winch is fixed on described push rodMiddle part;
The left part of described push rod and right part are respectively provided with a fixed pulley; On described hand winch, be wound with described stay cord, instituteThe two ends of stating stay cord are fixed with a described hook at the end of stay cord after walking around respectively the fixed pulley at described push rod two ends;
On described hook, hang with one for tangling the grapple of cable cover.
The design feature of transformer station of the present invention packaged type cable cover trolley is also:
The space framework of described four root posts, four entablatures and a four prism type of four sill formations; Four entablatures are complied withInferior the first connection, form a rectangular frame.
Described stand comprises three rod members; Three rod members of left standing frame and described the 4th entablature form a trapezoidal framework, instituteState three rod members of right standing frame and described the second entablature and form a trapezoidal framework.
Described grapple comprises two hooks; Described hook comprises suspension ring and crotch; Described suspension ring are fixed on one end of described crotch.
Compared with the prior art, beneficial effect of the present invention is embodied in:
Transformer station of the present invention packaged type cable cover trolley, has following technological merit:
1) transformer station of the present invention packaged type cable cover trolley uses grapple, has avoided personal direct contact cover plate, alsoJust eliminate personal safety hidden danger;
2) transformer station of the present invention packaged type cable cover trolley, uses two-way grapple, really prevents tool damage cover plate;
3) while using no matter lifting of trolley, movement or recover cover plate, all can fixedly secure cover plate, stop cover plate and come off.
Transformer station of the present invention packaged type cable cover trolley, has hoist cable cover plate, minimizing electricity quickly and easilyThe advantages such as the potential safety hazard in lifting in the tour of cable ditch, movement and recovery cover plate time, elimination movable cover plate process.
Brief description of the drawings
Fig. 1 is the structured flowchart of transformer station of the present invention packaged type cable cover trolley.
Fig. 2 is the structure chart of the grapple of transformer station of the present invention packaged type cable cover trolley.
Fig. 3 is a hook structures figure of the grapple of transformer station of the present invention packaged type cable cover trolley.
Label in accompanying drawing 1～Fig. 2: 1 main frame, 101 first columns, 102 second columns, 103 the 3rd columns, 104 the 4thColumn, 105 first entablatures, 106 second entablatures, 107 the 3rd entablatures, 108 the 4th entablatures, 109 first bottom railsBeam, 110 second sills, 111 the 3rd sills, 112 the 4th sills, 2 upper frames, 3 hand winches, 4 stay cords, 5 hangHook, 6 universal wheels, 7 fixed pulleys, 8 grapples, 801 suspension ring, 802 crotches.
Below pass through detailed description of the invention, and the invention will be further described by reference to the accompanying drawings.
Detailed description of the invention
Referring to Fig. 1～Fig. 3, transformer station's packaged type cable cover trolley, comprises main frame 1, upper frame 2, hand winch3, stay cord 4 and hook 5; Described main frame 1 comprises four root posts, four entablatures and four sills; Described four root postsComprise the first column 101, the second column 102, the 3rd column 103 and the 4th column 104; Described four entablatures comprise firstEntablature 105, the second entablature 106, the 3rd entablature 107 and the 4th entablature 108; Described four sills comprise firstSill 109, the second sill 110, the 3rd sill 111 and the 4th sill 112;
Each root post bottom of described four root posts is provided with a universal wheel 6 that can drive dolly to move and can auto-steering;
Described upper frame 2 comprises two stands and a push rod 203; Described two stands comprise left standing frame 201 and right standing frame 202;Described left standing frame 201 is fixed on described the 4th entablature 108, and described right standing frame 202 is fixed on described the second entablature 106Upper, the left end of described push rod 203 is fixed on the top of described left standing frame 201, and the right-hand member of described push rod 203 is fixed on the described right sideThe top of stand 202; Described hand winch 3 is fixed on the middle part of described push rod 203;
The left part of described push rod 203 and right part are respectively provided with a fixed pulley 7; Described in being wound with on described hand winch 3Stay cord 4, the two ends of described stay cord 4 are fixed with at the end of stay cord 4 after walking around respectively the fixed pulley 7 at described push rod 203 two endsA described hook 5;
On described hook 5, hang with one for tangling the grapple 8 of cable cover.
Need to lift by crane cable cover time, pushing away dolly and moving to cable cover place. The hook of grapple lower end is inserted on cable coverAperture in, then rotation manual capstan winch, pulls stay cord to drive hook and grapple to rise, thereby drives cable cover rise. SoAfter remove dolly, staff patrols and examines. Patrol and examine after end, dolly is retracted and loosened hand winch, cable cover is putUnder, the work of patrolling and examining that completes is built in original place. Then promoting dolly carries out next place and patrols and examines.
This by the mode of dolly and hand winch lifting cable cover, light and fast, moves and lifts by crane all very convenient. ?Be female employee and older, can very rapidly cable cover be sling. Experiment showed, and adopt after dolly of the present invention,Lifting move and average time of time of recovering cover plate less than 5 minutes, greatly improved the efficiency of patrolling and examining of cable duct. And,Firmly grasp cover plate by hook and grapple, it is very firm that cover plate is firmly grasped, and reduced personal injury, damage cover plate, cover plate come offEtc. the incidence of accident, improve the security reliability of the work of patrolling and examining.
The space framework of described four root posts, four entablatures and a four prism type of four sill formations; Four entablatures are complied withInferior the first connection, form a rectangular frame.
Described stand comprises three rod members; Three rod members of left standing frame 201 and described the 4th entablature 108 form one trapezoidalFramework, three rod members of described right standing frame 202 and described the second entablature 106 form a trapezoidal framework. Left and right stand is adoptedWith trapezium structure, fastness is good.
Described grapple 8 comprises two identical hooks; Described hook comprises suspension ring 801 and crotch 802; Described suspension ring 801Be fixed on one end of described crotch 802.
As Fig. 2, when use, the direction of the crotch of two hooks is contrary, forms a two-way grapple, the eave tile one of crotchThe two-way grapple of the right formation of the first from left. Snap in " handle hole " of cable cover diameter 2cm from both direction within, clamp effective,Cable cover difficult drop-off. If Fig. 3 is the structure chart of one of them hook, two back-to-back uses of hook, can clamp cableThe both sides of the handle hole of cover plate, thus avoid cover plate to drop.
The process of lifting cable cover is as follows: by back-to-back two hooks of the two-way grapple cover plate aperture of putting into, suspension ring are inserted inIn grapple handle; 2, trolley is pushed into and needs mobile cover plate top, locked the four wheels of dolly fixing, will be manuallyThe dropping-proof hook of capstan winch buckles in the suspension ring of grapple top; 3, the hand hand winch of operating personnel, by cover plate lifting to proper height,Open the four-wheel locking device of dolly; 4, travelling car, is transferred to appointed area by cover plate.
Compare with the mode of operation of manual unlocking cable cover, transformer station of the present invention packaged type cable cover trolley hasFollowing technological merit.
The first, a dead lift cover plate, the person is easily hurt; Transformer station of the present invention packaged type cable cover trolley makesWith grapple, avoid personal direct contact cover plate, also just eliminate personal safety hidden danger;
The second, a dead lift mode, with crow bar lifting cover plate, easily causes cover plate cracking and damages side edge thereof situation; The present inventionTransformer station's packaged type cable cover trolley, use two-way grapple, really prevent tool damage cover plate;
The 3rd, a dead lift mode, manual operation, cover plate easily comes off, and smashes cable. Transformer station of the present invention packaged type electricityCable cover plate trolley, all can fixedly secure cover plate when using no matter lifting of trolley, movement or recovering cover plate, has stoppedCover plate comes off.
Claims (3)
1. transformer station's packaged type cable cover trolley, is characterized in that, comprises main frame (1), upper frame (2), manually twistsDish (3), stay cord (4) and hook (5); Described main frame (1) comprises four root posts, four entablatures and four sills;Described four root posts comprise the first column (101), the second column (102), the 3rd column (103) and the 4th column (104);Described four entablatures comprise the first entablature (105), the second entablature (106), the 3rd entablature (107) and the 4th top railBeam (108); Described four sills comprise the first sill (109), the second sill (110), the 3rd sill (111)With the 4th sill (112);
Each root post bottom of described four root posts is provided with a universal wheel that can drive dolly to move and can auto-steering(6)；
Described upper frame (2) comprises two stands and a push rod (203); Described two stands comprise left standing frame (201) and the right sideStand (202); It is upper that described left standing frame (201) is fixed on described the 4th entablature (108), and described right standing frame (202) is fixingUpper in described the second entablature (106), the left end of described push rod (203) is fixed on the top of described left standing frame (201), instituteThe right-hand member of stating push rod (203) is fixed on the top of described right standing frame (202); Described hand winch (3) is fixed on described push rod(203) middle part;
The left part of described push rod (203) and right part are respectively provided with a fixed pulley (7); Described hand winch twines on (3)Be wound with described stay cord (4), the two ends of described stay cord (4) are walked around respectively after the fixed pulley (7) at described push rod (203) two endsThe end of stay cord (4) is fixed with a described hook (5);
On described hook (5), hang with one for tangling the grapple (8) of cable cover;
Described grapple (8) comprises two hooks; Described hook comprises suspension ring (801) and crotch (802); Described suspension ring (801)Be fixed on one end of described crotch (802);
The direction of the crotch of two hooks is contrary, forms a two-way grapple.
2. transformer station according to claim 1 packaged type cable cover trolley, is characterized in that, described four root posts,The space framework of four entablatures and a four prism type of four sill formations; Four entablature the first connections successively, form oneIndividual rectangular frame.
3. transformer station according to claim 1 and 2 packaged type cable cover trolley, is characterized in that described standComprise three rod members; Three rod members of left standing frame (201) and described the 4th entablature (108) form a trapezoidal framework,Three rod members of described right standing frame (202) and described the second entablature (106) form a trapezoidal framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310631632.3A CN103613032B (en) | 2013-11-29 | 2013-11-29 | Transformer station's packaged type cable cover trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310631632.3A CN103613032B (en) | 2013-11-29 | 2013-11-29 | Transformer station's packaged type cable cover trolley |
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| Publication Number | Publication Date |
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| CN103613032A CN103613032A (en) | 2014-03-05 |
| CN103613032B true CN103613032B (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310631632.3A Active CN103613032B (en) | 2013-11-29 | 2013-11-29 | Transformer station's packaged type cable cover trolley |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152001B (en) * | 2015-09-22 | 2017-03-29 | 武汉武船重型装备工程有限责任公司 | For lifting the special hanger and hanging method of radio telescope reflecting surface unit |
| CN106006363B (en) * | 2016-07-12 | 2017-09-19 | 国网山东省电力公司济南市历城区供电公司 | Movable switch cabinet hoisting platform |
| CN110356991A (en) * | 2019-08-30 | 2019-10-22 | 广东电网有限责任公司 | A kind of cable cover lifter |
| CN110562894A (en) * | 2019-09-02 | 2019-12-13 | 国网山东省电力公司潍坊供电公司 | Cable trench inspection method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4789072A (en) * | 1987-04-20 | 1988-12-06 | Quam Dean R | Hydraulic manhole cover lifter |
| CN202465052U (en) * | 2012-02-21 | 2012-10-03 | 辽宁省电力有限公司阜新供电公司 | Special hook for opening cable manhole covers |
| CN202704923U (en) * | 2012-08-09 | 2013-01-30 | 江西赣州供电公司 | Cover plate lifting device |
| CN103130140A (en) * | 2013-02-20 | 2013-06-05 | 山东电力集团公司烟台供电公司 | Versatile cable trench cover plate lifting vehicle of transformer substation |
| CN202988633U (en) * | 2012-12-12 | 2013-06-12 | 桐乡市供电局 | Cable well cover removing device |
| CN203593574U (en) * | 2013-11-29 | 2014-05-14 | 国家电网公司 | Movable cable cover plate jacklift of transformer substation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2621021B2 (en) * | 1995-04-07 | 1997-06-18 | 那須電機鉄工株式会社 | Easy-to-assemble transport tool for heavy objects |
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2013
- 2013-11-29 CN CN201310631632.3A patent/CN103613032B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4789072A (en) * | 1987-04-20 | 1988-12-06 | Quam Dean R | Hydraulic manhole cover lifter |
| CN202465052U (en) * | 2012-02-21 | 2012-10-03 | 辽宁省电力有限公司阜新供电公司 | Special hook for opening cable manhole covers |
| CN202704923U (en) * | 2012-08-09 | 2013-01-30 | 江西赣州供电公司 | Cover plate lifting device |
| CN202988633U (en) * | 2012-12-12 | 2013-06-12 | 桐乡市供电局 | Cable well cover removing device |
| CN103130140A (en) * | 2013-02-20 | 2013-06-05 | 山东电力集团公司烟台供电公司 | Versatile cable trench cover plate lifting vehicle of transformer substation |
| CN203593574U (en) * | 2013-11-29 | 2014-05-14 | 国家电网公司 | Movable cable cover plate jacklift of transformer substation |
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| CN103613032A (en) | 2014-03-05 |
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