CN204089019U - The A type special mould clamp of arbitrary joint porcelain long rod insulator in the middle of charged for replacement - Google Patents
The A type special mould clamp of arbitrary joint porcelain long rod insulator in the middle of charged for replacement Download PDFInfo
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- CN204089019U CN204089019U CN201420370354.0U CN201420370354U CN204089019U CN 204089019 U CN204089019 U CN 204089019U CN 201420370354 U CN201420370354 U CN 201420370354U CN 204089019 U CN204089019 U CN 204089019U
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- enclosed
- long rod
- card
- coaster
- charged
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Abstract
The utility model discloses the A type special mould clamp of arbitrary joint porcelain long rod insulator in the middle of a kind of charged for replacement, it blocks before comprising enclosed, block after enclosed, coaster hanger, and the identical and haulage gear be arranged in parallel of two structures, described haulage gear comprises arm-tie and hydraulic screw rod, the telescopic end of described hydraulic screw rod is fixedly connected with arm-tie, before described enclosed card across and between the other end being fixedly installed in two hydraulic screw rods, block across after described enclosed and be fixedly installed between two arm-ties, described coaster hanger across and before being fixedly installed in enclosed card and enclosed after card between and before described enclosed card and enclosed after block top extension.It is fixed by installation board and porcelain long rod insulator relevant position, loosens porcelain long rod insulator to be replaced, then carried porcelain long rod insulator by coaster by haulage gear, and structure is simple, time saving and energy saving.
Description
Technical field
The utility model relates to a kind of transmission line operation instrument, particularly relates to the A type special mould clamp of arbitrary joint porcelain long rod insulator in the middle of a kind of charged for replacement.
Background technology
Along with porcelain long rod insulator have employed new technology and new technology in the mill, its characteristic is obtained and increases substantially, its application in transmission line has wide prospect.Compare with traditional disc insulator, porcelain long rod insulator has the following advantages: 1. can not breakdown; 2. mechanical strength is high, does not produce null value and low value porcelain vase; 3. use element few, reliability is high; 4. retting-flax wastewater is large, and self-cleaning property is good; 5. good electric property, the structure of porcelain long rod insulator is connected by porcelain body between umbrella disk, and surface leakage current is low, and transmission losses is low.There is flash guard, tandem flashover can not occur, avoid thermal breakdown; 6. DC characteristic is good, the volume resistance of porcelain long rod insulator is much larger than disc insulator, therefore, the leakage current flowing through insulator string reduces greatly, therefore long rod insulator to be used in DC power transmission line it receives Ion transfer and thermoelectricity is destructive and corrosion resistance characteristic is far superior to disc insulator.In view of this porcelain insulator has so many advantage, it will be used widely in HVDC (High Voltage Direct Current) transmission line, and along with circuit long-play, insulator can be destroyed unavoidably under external environment condition effect.In order to ensure power supply reliability, charged for replacement porcelain long rod insulator becomes a kind of inevitable requirement.
At present in power industry, various insulator replacement tool relative maturity all, because steel insulator pin cap is all similar, therefore also all comparing class is seemingly for the structure of single jig, first the utility model makes improvement on the basis of individual tool: the structure the first, changing rear jig two ends, change groove structure into by the platy structure identical with front card, arm-tie is inserted into groove inside, makes connecting bolt uniform force; The second, directly coaster hanger is fixed on the jig of front and back, is convenient to install, operate.
Then compared with the present inventor in addition a set of " the π type specific purpose tool of charged for replacement single-unit Long-rod insulator ": this cover instrument decreases two mechanical leading screws, and two coaster hangers, weight saving is a lot; Meanwhile, be flexibly connected position and reduce, be convenient to transmission and the installation of instrument.
Utility model content
In order to solve the problem, the utility model patent provides the A type special mould clamp of arbitrary joint porcelain long rod insulator in the middle of a kind of charged for replacement, it is fixed with porcelain long rod insulator relevant position by enclosed (forward and backward) card, porcelain long rod insulator to be replaced is loosened by haulage gear, then by coaster, porcelain long rod insulator is carried, structure is simple, easy for installation, time saving and energy saving.
For realizing above object, the technical scheme that the utility model is taked is:
The A type special mould clamp of arbitrary joint porcelain long rod insulator in the middle of a kind of charged for replacement, it blocks before comprising enclosed, block after enclosed, coaster hanger, and the identical and haulage gear be arranged in parallel of two structures, described haulage gear comprises arm-tie and hydraulic screw rod, the telescopic end of described hydraulic screw rod is fixedly connected with arm-tie, before described enclosed card across and between the other end being fixedly installed in two hydraulic screw rods, block across after described enclosed and be fixedly installed between two arm-ties, described coaster hanger across and before being fixedly installed in enclosed card and enclosed after card between and before described enclosed card and enclosed after block top extension.
Described coaster hanger comprises the first support arm, the second support arm and is provided with the horizontal link plate of coaster, the lower end of described first support arm and the second support arm to be individually fixed in after card before enclosed, enclosed on card, its upper end is fixedly connected with the two ends of horizontal link plate respectively, and coaster is fixedly installed in the downside of horizontal link plate.
Described first support arm and the second support arm are inverted V-shaped structure.
The upper end of described first support arm and the second support arm all offers U-lag, and the two ends of described horizontal link plate to be installed in corresponding U-lag and to be bolted.
Described horizontal link plate is provided with multiple horizontal installing hole, and described coaster is two, and these two coasters are fixedly installed in corresponding horizontal installing hole.
Described coaster is coaster of remaining silent.
The other end of described hydraulic screw rod all offers a horizontal groove, and the two ends of card are respectively in platy structure before described enclosed, and described platy structure to be installed in corresponding horizontal groove and to be bolted.
Described arm-tie is provided with equally distributed longitudinal spliced eye along its length, the two ends of blocking after described enclosed all offer a horizontal groove, two arm-ties are through at after enclosed in the corresponding horizontal groove in card two ends respectively, and horizontal groove and corresponding longitudinal spliced eye are fixed by bolt.
Compared with prior art, its beneficial effect is the utility model:
1, fixed with porcelain long rod insulator relevant position by enclosed (forward and backward) card, loosen porcelain long rod insulator to be replaced, then carried porcelain long rod insulator by coaster by haulage gear, structure is simple, time saving and energy saving;
2, adopt split-type structural, in the middle of changing during arbitrary joint porcelain long rod insulator, the coaster hanger block enclosed (front and back) and haulage gear are fixed, easy for installation;
3, arm-tie adopts the adjustment pulling plate structure being provided with longitudinal spliced eye, can according to the position of blocking after the length adjustment enclosed of porcelain long rod insulator, strong adaptability;
4, horizontal link plate arranges horizontal installing hole, can adjust the position of coaster as required.
Accompanying drawing explanation
Fig. 1 is the structural representation of the A type special mould clamp of arbitrary joint porcelain long rod insulator in the middle of the utility model charged for replacement;
Fig. 2 is that the A of Fig. 1 is to structural representation.
Wherein: 1, hydraulic screw rod; 2, arm-tie; 21, longitudinal spliced eye; 3, card before enclosed; 4, block after enclosed; 51, horizontal link plate; 511, horizontal installing hole; 52, support arm; 53, support arm; 54, coaster; 61, steel cap; 62, steel cap.
Embodiment
Below in conjunction with the drawings and specific embodiments, content of the present utility model is described in further details.
Embodiment
Please refer to shown in Fig. 1, the A type special mould clamp of arbitrary joint porcelain long rod insulator in the middle of a kind of charged for replacement, it to comprise before enclosed card 4, hydraulic screw rod 1, coaster hanger and arm-tie 2 after card 3, enclosed, wherein, hydraulic screw rod 1 and arm-tie 2 are two, one end that hydraulic screw rod 1 has Telescopic is connected with the one end extending arm-tie 2, connect between them and the fixing mode of bolt can be adopted to carry out, to form the haulage gear that porcelain long rod insulator is changed, certainly, also other modes can be adopted to fix, and two haulage gears be arranged in parallel.
Before enclosed, the two ends of card 3 are individually fixed in the other end (being referred to as stiff end) of two hydraulic screw rods 1, before this enclosed, the two ends of card 3 adopt plank frame, the end opens of the stiff end of hydraulic screw rod 1 has the horizontal groove structure taken the shape of the letter U, the plank frame blocking 3 two ends before enclosed is installed in corresponding horizontal groove, is bolted.
Arm-tie 2 is provided with equally distributed longitudinal spliced eye 21 along its length, the two ends of blocking 4 after enclosed adopt the horizontal groove structure taken the shape of the letter U, two arm-ties 2 are through corresponding horizontal groove, and fixed blocking 4 after enclosed with longitudinal spliced eye 21 by bolt, block 4 after enclosed and can adjust according to the different length of porcelain long rod insulator at the correspondence position of longitudinal spliced eye 21.After blocking 3 and enclosed before enclosed, card 4 is two movable boards compositions, is provided with the fixing hole coordinated with steel cap in the middle of two respective activity boards.
The two ends of coaster hanger respectively with enclosed before block 3 and enclosed after block 4 fixing and upwards extend, please refer to shown in Fig. 2, coaster hanger comprises support arm 52, support arm 53 and horizontal link plate 51, support arm 52, support arm 53 structure are identical, be inverted V-shaped structure, during to realize load-bearing, coaster hanger firm.The lower end of support arm 52 and support arm 53 to be individually fixed in before enclosed after card 3 and enclosed on card 4, its upper end all offers U-lag, the length direction of this U-lag and arm-tie 2 adapts, to make the two ends of horizontal link plate 51 be installed in the U-lag of support arm 52 and support arm 53 respectively, be then fixedly connected with corresponding U-lag by the two ends of bolt by horizontal hanger 51.At the downside of this horizontal link plate 51 fixed installation coaster 54.Horizontal link plate 51 is provided with the multiple horizontal installing hole 511 distributed along its length, coaster 54 also can be fixed on corresponding horizontal installing hole 511 as required and carry out position adjustment to realize coaster relative to the porcelain long rod insulator that will change, in the ordinary course of things, two coasters 54 block the position of 4 after can being installed on respectively and blocking 3 and enclosed before enclosed.Two one end of transmitting rope are each passed through the two ends that corresponding coaster is connected to porcelain long rod insulator, and the other end transmitting rope can grind with strand or other instruments are connected to realize the carrying of porcelain long rod insulator, reaches the object of replacing porcelain long rod insulator.
During use, first the movable board of 4 is blocked after blocking 3 and enclosed before opening enclosed, the steel cap (being respectively steel cap 61 and steel cap 62) on adjacent two porcelain long rod insulators of porcelain long rod insulator that these needs change is blocked respectively with fixing hole, and by the bolt tightening on card 4 after card 3 before enclosed and enclosed, steel cap and fixing hole are closely cooperated; Again by blocking 3 before the hydraulic screw rod 1 assembled, arm-tie 2 and enclosed, block 4 after enclosed and couple together.Last balance simultaneously tightens up two hydraulic screw rods 1, porcelain long rod insulator to be replaced is relaxed (power that this porcelain long rod insulator is subject to is transferred on this special mould clamp), take out the connecting bolt between porcelain long rod insulator, porcelain long rod insulator can be changed, then be transported to ground by coaster 54.
Above-listed detailed description is illustrating for the utility model possible embodiments, and this embodiment is also not used to limit the scope of the claims of the present utility model, does not allly depart from the equivalence that the utility model does and implements or change, and all should be contained in the scope of the claims of this case.
Claims (8)
1. the A type special mould clamp of the middle arbitrary joint porcelain long rod insulator of charged for replacement, it is characterized in that, it blocks before comprising enclosed, block after enclosed, coaster hanger, and the identical and haulage gear be arranged in parallel of two structures, described haulage gear comprises arm-tie and hydraulic screw rod, the telescopic end of described hydraulic screw rod is fixedly connected with arm-tie, before described enclosed card across and between the other end being fixedly installed in two hydraulic screw rods, block across after described enclosed and be fixedly installed between two arm-ties, described coaster hanger across and before being fixedly installed in enclosed card and enclosed after card between and before described enclosed card and enclosed after block top extension.
2. the A type special mould clamp of the middle arbitrary joint porcelain long rod insulator of charged for replacement according to claim 1, it is characterized in that, described coaster hanger comprises the first support arm, the second support arm and is provided with the horizontal link plate of coaster, the lower end of described first support arm and the second support arm to be individually fixed in after card before enclosed, enclosed on card, its upper end is fixedly connected with the two ends of horizontal link plate respectively, and coaster is fixedly installed in the downside of horizontal link plate.
3. the A type special mould clamp of the middle arbitrary joint porcelain long rod insulator of charged for replacement according to claim 2, it is characterized in that, described first support arm and the second support arm are inverted V-shaped structure.
4. the A type special mould clamp of the middle arbitrary joint porcelain long rod insulator of charged for replacement according to claim 3, it is characterized in that, the upper end of described first support arm and the second support arm all offers U-lag, and the two ends of described horizontal link plate to be installed in corresponding U-lag and to be bolted.
5. the A type special mould clamp of the middle arbitrary joint porcelain long rod insulator of charged for replacement according to claim 2, it is characterized in that, described horizontal link plate is provided with multiple horizontal installing hole, and described coaster is two, and these two coasters are fixedly installed in corresponding horizontal installing hole.
6. the A type special mould clamp of the middle arbitrary joint porcelain long rod insulator of charged for replacement according to claim 5, it is characterized in that, described coaster is coaster of remaining silent.
7. the A type special mould clamp of the middle arbitrary joint porcelain long rod insulator of charged for replacement according to claim 1 and 2, it is characterized in that, the other end of described hydraulic screw rod all offers a horizontal groove, the two ends of card are respectively in platy structure before described enclosed, and described platy structure to be installed in corresponding horizontal groove and to be bolted.
8. the A type special mould clamp of the middle arbitrary joint porcelain long rod insulator of charged for replacement according to claim 1 and 2, it is characterized in that, described arm-tie is provided with equally distributed longitudinal spliced eye along its length, the two ends of blocking after described enclosed all offer a horizontal groove, two arm-ties are through at after enclosed in the corresponding horizontal groove in card two ends respectively, and horizontal groove and corresponding longitudinal spliced eye are fixed by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420370354.0U CN204089019U (en) | 2014-07-04 | 2014-07-04 | The A type special mould clamp of arbitrary joint porcelain long rod insulator in the middle of charged for replacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420370354.0U CN204089019U (en) | 2014-07-04 | 2014-07-04 | The A type special mould clamp of arbitrary joint porcelain long rod insulator in the middle of charged for replacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204089019U true CN204089019U (en) | 2015-01-07 |
Family
ID=52181691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420370354.0U Active CN204089019U (en) | 2014-07-04 | 2014-07-04 | The A type special mould clamp of arbitrary joint porcelain long rod insulator in the middle of charged for replacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204089019U (en) |
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2014
- 2014-07-04 CN CN201420370354.0U patent/CN204089019U/en active Active
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| GR01 | Patent grant |