CN202010840U - Rotation device fixedly connected with cylinder body for welding grounding wire - Google Patents
Rotation device fixedly connected with cylinder body for welding grounding wire Download PDFInfo
- Publication number
- CN202010840U CN202010840U CN2011201103399U CN201120110339U CN202010840U CN 202010840 U CN202010840 U CN 202010840U CN 2011201103399 U CN2011201103399 U CN 2011201103399U CN 201120110339 U CN201120110339 U CN 201120110339U CN 202010840 U CN202010840 U CN 202010840U
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- conductive copper
- welding
- cylindrical shell
- clamp body
- adjusting screw
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Abstract
The utility model discloses a rotation device fixedly connected with a cylinder body for welding a grounding wire. The rotation device comprises a press plate, a conductive copper sleeve, a conductive copper shaft, connecting bolts, gaskets, a spring check ring, a belleville spring, a connection block, a clamp body, an adjusting screw rod, a nut and a tightening bolt, wherein the press plate covers the conductive copper sleeve, the spring check ring and the belleville spring are arranged between the press plate and the conductive copper sleeve, the press plate compresses the belleville spring and the conductive copper sleeve through the tightening bolt, one side of the conductive copper sleeve and the conductive copper shaft are tightly jointed, the connecting bolts are in threaded connection with the conductive copper shaft, the gaskets are arranged between the connecting bolts and the conductive copper shaft, the clamp body is fixed with the conductive copper shaft through the connection block, the connection block is arranged between the conductive copper shaft and the clamp body, the adjusting screw rod is mounted on one side of the clamp body, and the nut is arranged at the bottom end of the adjusting screw rod. The rotation device fixedly connecting with the cylinder body for welding the grounding wire improves the safety class during welding and ensures the welding quality.
Description
Technical field
The utility model relates to a kind of device that is used for the girth welding of wind energy conversion system tower cylindrical shell, particularly a kind of be used to utilize fixedly connected the whirligig of welding earth connection with cylindrical shell.
Background technology
Wind energy more and more is subjected to the attention of countries in the world as a kind of inexhaustible, nexhaustible regenerative resource, and wind-power electricity generation is all being greatly developed in countries in the world at present, makes every effort to protect environment, realizes the low-carbon (LC) life.
Windmill tower frame is the important composition parts of wind power generating set, and it will support the weight in nearly hundred tons in wind wheel and cabin, and bears normal pressure and the tilting moment of strong wind to wind wheel, cabin, pylon.So the quality that improves pylon longitudinal seam and circumferential welded seam is seemed very important.The cylindrical shell group must use Lincoln weld to weld at horizontal level to the splicing circumferential welded seam.Like this, cylindrical shell just need be placed on the turning rolls and slowly rotate, and the welding head of automatic arc welding should be in the top of cylindrical shell circumference and carry out Lincoln weld, could satisfy at horizontal level like this and weld.
In Lincoln weld, the ground wire cable connects power cathode, and welding machine cable connects positive source, and they form a current loop.The welder is bonding of earth cable line one end welding, and then bonding is welded on the cylindrical shell as the cable of current reflux, and this is that weld procedure specification institute is unallowed.Welding process requirement: avoid damaging mother metal during welding, particularly do not allow to carry out striking, weld handle or earth connection parts etc. temporarily in the non-welding position of cylindrical shell.There is following shortcoming in welding termination before: electric current is very big during owing to welding, generally more than 600 amperes, causes the heating of earth cable line, burning, has disaster hidden-trouble; The ground wire of interim welding or do not have fixedly connected ground wire damage mother metal; Cable service life is shortened in cable distortion.
The utility model content
Technical problem to be solved in the utility model provide a kind of be used to utilize fixedly connected the whirligig of welding earth connection with cylindrical shell, the safe class when it has improved welding has also guaranteed welding quality.
For solveing the technical problem, the utility model provide a kind of be used to utilize fixedly connected the whirligig of welding earth connection with cylindrical shell, it is characterized in that, be used to utilize and fixedly connected the whirligig of welding earth connection with cylindrical shell and comprise pressing plate, the conduction copper sheathing, the conductive copper axle, connecting bolt, packing ring, check ring, disk spring, contiguous block, clamp body, adjusting screw(rod), nut and tighting a bolt, pressing plate covers the conductive copper cover, check ring, disk spring is located between pressing plate and the conduction copper sheathing, make pressing plate compress disk spring and conduction copper sheathing by tighting a bolt, one side end face of conduction copper sheathing and conductive copper axle fits tightly, connecting bolt is connected with the conductive copper male thread, packing ring is located between connecting bolt and the conductive copper axle, clamp body and conductive copper axle are fixed by contiguous block, contiguous block is between conductive copper axle and clamp body, adjusting screw(rod) is installed in a side of clamp body, and nut is in the bottom of adjusting screw(rod).
Described be used to utilize fixedly connected the whirligig of welding earth connection with cylindrical shell and also comprise packing ring, packing ring is located between connecting bolt and the conductive copper axle.
Positive progressive effect of the present utility model is: the utility model can prevent the earth cable distortion, even the hidden danger of breaking out of fire, and has guaranteed that the cylindrical shell base metal does not damage, and the safe class when having improved welding has also guaranteed welding quality.
Description of drawings
Fig. 1 is fixedlyed connected the structural representation of whirligig of welding earth connection with cylindrical shell for the utility model is used to utilize.
Fig. 2 is fixedlyed connected the whirligig of the welding earth connection structural representation when using with cylindrical shell for the utility model is used to utilize.
Fig. 3 is the A place enlarged diagram of Fig. 2.
The specific embodiment
Lift a preferred embodiment below, and come the clearer the utility model that intactly illustrates in conjunction with the accompanying drawings.
As shown in Figure 1, the utility model is used to utilize fixedlys connected the whirligig of welding earth connection and comprises pressing plate 1 with cylindrical shell, conduction copper sheathing 2, conductive copper axle 3, connecting bolt 4, packing ring 5, check ring 6, disk spring 7, contiguous block 8, clamp body 9, adjusting screw(rod) 10, nut 11 and tight a bolt 12, pressing plate 1 covers conduction copper sheathing 2, check ring 6, disk spring 7 is located between pressing plate 1 and the conduction copper sheathing 2,12 make pressing plate 1 compress disk spring 7 and conduction copper sheathing 2 by tighting a bolt, one side end face of conduction copper sheathing 2 and conductive copper axle 3 fits tightly, connecting bolt 4 is threaded with conductive copper axle 3, packing ring 5 is located between connecting bolt 4 and the conductive copper axle 3, clamp body 9 is fixing by contiguous block 8 with conductive copper axle 3, contiguous block 8 is between conductive copper axle 3 and clamp body 9, adjusting screw(rod) 10 is installed in a side of clamp body 9, and nut 11 is in the bottom of adjusting screw(rod) 10.Tight a bolt 12 the degree of tightening of control, the copper sheathing 2 that both guaranteed to conduct electricity is firm with the end face subsides of conductive copper axle 3, the copper sheathing 2 that can guarantee again to conduct electricity rotates on conductive copper axle 3, and the big electric current when welding like this is back to power cathode by conductive copper axle 3 through conduction copper sheathing 2 and earth cable.
Shown in Fig. 2 and 3, welding head 14 is above tower tube 15, tip is aimed at the welding position exactly, tower tube 15 is placed on the rotatable turning rolls 16, the utility model is used to utilize fixedlys connected the whirligig of welding earth connection and utilizes adjusting screw(rod) 10 to clamp tower tube steel plate 13 with cylindrical shell, promptly firmly be wrenched adjusting screw(rod) 10 cylindrical shell steel plate 13 is sandwiched between adjusting screw(rod) 10 and the clamp body 9 tightly.When welding cylindrical shell circumferential weld, the rotation slowly of tower tube, being fixed on being used on the cylindrical shell steel plate utilizes and fixedlys connected the whirligig of welding earth connection with cylindrical shell and also rotate at leisure thereupon, but be used for utilizing and fixedly connected the conduction copper sheathing of whirligig of welding earth connection with cylindrical shell and relatively rotate again with the conductive copper axle that is fixed on the cylindrical shell steel plate, thereby guarantee that earth cable is in position vertically downward all the time, prevented the earth cable distortion, even the danger that twists off.
Welding wire in the welder head is anodal, big electric current by welding wire, cylindrical shell steel plate, be used to utilize and fixedly connected the whirligig and the earth cable of welding earth connection with cylindrical shell, earth cable is a negative pole.Fixedly connected the whirligig and the cylindrical shell steel plate contact-making surface of welding earth connection with cylindrical shell big owing to be used to utilize, be used for utilizing and fixedly connected the axle of whirligig of welding earth connection with cylindrical shell and be copper material with cover, conduction and good heat conductivity, thus guarantee that earth cable can excessive heating and burn.The utility model is used to utilize fixedlys connected the whirligig of welding earth connection and clamps the cylindrical shell steel plate by adjusting screw(rod) and clamp body with cylindrical shell, it does not injure the cylindrical shell base metals.
Though more than described the specific embodiment of the present utility model, but those skilled in the art is to be understood that, these only illustrate, and under the prerequisite that does not deviate from principle of the present utility model and essence, can make numerous variations or modification to these embodiments.Therefore, protection domain of the present utility model is limited by appended claims.
Claims (2)
1. one kind is used to utilize and fixedlys connected the whirligig of welding earth connection with cylindrical shell, it is characterized in that, be used to utilize and fixedly connected the whirligig of welding earth connection with cylindrical shell and comprise pressing plate, the conduction copper sheathing, the conductive copper axle, connecting bolt, packing ring, check ring, disk spring, contiguous block, clamp body, adjusting screw(rod), nut and tighting a bolt, pressing plate covers the conductive copper cover, check ring, disk spring is located between pressing plate and the conduction copper sheathing, make pressing plate compress disk spring and conduction copper sheathing by tighting a bolt, one side end face of conduction copper sheathing and conductive copper axle fits tightly, connecting bolt is connected with the conductive copper male thread, packing ring is located between connecting bolt and the conductive copper axle, clamp body and conductive copper axle are fixed by contiguous block, contiguous block is between conductive copper axle and clamp body, adjusting screw(rod) is installed in a side of clamp body, and nut is in the bottom of adjusting screw(rod).
2. as claimed in claim 1 be used to utilize fixedly connected the whirligig of welding earth connection with cylindrical shell, it is characterized in that, described be used to utilize fixedly connected the whirligig of welding earth connection with cylindrical shell and also comprise packing ring, packing ring is located between connecting bolt and the conductive copper axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201103399U CN202010840U (en) | 2011-04-14 | 2011-04-14 | Rotation device fixedly connected with cylinder body for welding grounding wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201103399U CN202010840U (en) | 2011-04-14 | 2011-04-14 | Rotation device fixedly connected with cylinder body for welding grounding wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202010840U true CN202010840U (en) | 2011-10-19 |
Family
ID=44781445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201103399U Expired - Lifetime CN202010840U (en) | 2011-04-14 | 2011-04-14 | Rotation device fixedly connected with cylinder body for welding grounding wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202010840U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102151965A (en) * | 2011-04-14 | 2011-08-17 | 上海泰胜风能装备股份有限公司 | Rotating device for welding grounding wire by fixed connection with barrel body |
| CN104051874A (en) * | 2014-06-26 | 2014-09-17 | 威海石岛重工有限公司 | Rotary earthing clamp |
-
2011
- 2011-04-14 CN CN2011201103399U patent/CN202010840U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102151965A (en) * | 2011-04-14 | 2011-08-17 | 上海泰胜风能装备股份有限公司 | Rotating device for welding grounding wire by fixed connection with barrel body |
| CN104051874A (en) * | 2014-06-26 | 2014-09-17 | 威海石岛重工有限公司 | Rotary earthing clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111019 |