CN114952120B

CN114952120B - Wind driven generator tower welding device capable of preventing welding slag from splashing

Info

Publication number: CN114952120B
Application number: CN202210822012.7A
Authority: CN
Inventors: 李洪兵; 陈玥云; 俞春林
Original assignee: Chongshan Wind Power Equipment Lianyungang Co ltd
Current assignee: Chongshan Wind Power Equipment Lianyungang Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2023-05-23
Anticipated expiration: 2042-07-12
Also published as: CN114952120A

Abstract

The invention discloses a welding device for a wind driven generator tower for preventing welding slag from splashing, which relates to the technical field of welding of wind driven generator towers and comprises a base, wherein moving welding mechanisms for welding the wind driven generator towers are arranged on two sides of the base, a placing and fixing mechanism for fixing and supporting the wind driven generator towers is arranged on the base, the towers are placed on the placing and fixing mechanism, welding seams are arranged on the towers, the clamping action on the towers can be completed by utilizing the gravity of the towers, and meanwhile, under the action of a first inclined slope surface and a second inclined slope surface, the towers can move towards one end when the buffer corrugated pipe is pressed downwards by utilizing the gravity of the towers, so that the towers can be fixed by utilizing a fixing plate.

Description

Wind driven generator tower welding device capable of preventing welding slag from splashing

Technical Field

The invention relates to the technical field of welding of wind driven generator towers, in particular to a welding device for a wind driven generator tower, which can prevent welding slag from splashing.

Background

The wind power generator tower is a supporting structure for standing the wind power generator set above the high altitude, and the wind power generator tower is required to bear the gravity of the wind power generator set and the acting force generated when the wind power generator set rotates, so the strength of the wind power generator tower is conceivable;

in the production process of the wind driven generator tower, the steps of raw material cutting, beveling, rolling, tower longitudinal seam welding, butt joint, tower circumferential seam welding, nondestructive testing, sand blasting, paint spraying, internal assembly, packaging, transportation and the like are required, wherein the welding step is particularly important, and the welding step directly determines whether the whole wind driven generator tower can be normally used or not;

the prior welding device for the wind driven generator tower has the following problems when in use:

1. the welding slag generated in the welding process cannot be splashed and collected, so that the welding slag is scattered on the whole welding table, not only is the environment polluted, but also the welding of the tower is influenced;

2. when the wind driven generator tower is placed, a series of clamps are required to be used for fixing the tower, so that firmness in the welding process of the tower is ensured, and time and labor are wasted;

therefore, a welding device for a tower of a wind driven generator for preventing welding slag from splashing is urgently needed to solve the technical problems.

Disclosure of Invention

The invention aims to provide a welding device for a wind driven generator tower, which is used for preventing welding slag from splashing, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a prevent wind-driven generator pylon welding set that welding slag splashes, this welding set includes the base, the base both sides are provided with the removal welding mechanism that is used for carrying out welded to the wind-driven generator pylon, be provided with on the base and be used for carrying out fixed and the fixed establishment of placing that supports to the wind-driven generator pylon, place the fixed establishment on placing the pylon, there is the welding seam on the pylon, remove welding mechanism and weld the welding seam.

As the preferred technical scheme, remove welding mechanism includes the removal slide rail, base upper surface both sides all are provided with the removal slide rail, the inside removal slider that is provided with of removal slide rail, it removes at the inside removal of removal slide rail to remove the slider through servo motor and screw drive, drives whole removal welding mechanism and removes, carries out the welding of welding seam, be provided with the support frame on the removal slider, the support frame top is provided with hydraulic telescoping rod, hydraulic telescoping rod is used for adjusting whole removal welding mechanism's height for can be accurate weld the welding seam on the pylon, hydraulic telescoping rod top is provided with the roof, be provided with welding set on the roof, the roof lower surface is provided with the soldered connection, is located same vertical plane through the welding seam and the soldered connection of placing the fixed pylon of fixed establishment, utilizes the soldered connection to weld the welding seam.

As the preferred technical scheme, the welding head outside is provided with the welding slag protection tube, the welding slag protection tube is used for preventing the welding slag when the welding head welds the welding seam from splashing, can effectually guarantee the clean degree on the base, a plurality of bleeder vent has been seted up at welding slag protection tube top for guarantee that the welding slag can not splash out through the bleeder vent when guaranteeing the inside air flow of welding slag protection tube, welding slag protection tube both sides all are provided with the guide tube, the guide tube is laminated each other with the lateral wall of pylon, the inside guide chamber that is provided with of guide tube, the guide chamber is used for guiding the welding slag that produces in the welding process, avoids the welding slag to pile up near the welding head, influences the normal welding of welding seam, the guide tube bottom is provided with welding slag collection mechanism, slag collection mechanism is used for collecting the welding slag through the guide chamber roll-off, avoids the welding slag to drop on the base, influences welding device's normal use.

As the preferred technical scheme, welding slag collection mechanism includes fixing base, connecting plate and collection fill, the guide tube bottom outside is provided with the fixing base, articulated the being provided with the connecting plate on the fixing base, the connecting plate bottom is provided with and collects the fill, collect the fill and be used for collecting the welding slag that rolls off through the guide chamber, base one end is provided with the bin, bin is close to welding slag collection mechanism one side and is provided with the guide passageway, the guide passageway is used for guiding to collect the welding slag entering bin in the fill for can realize automatic collection and storage to the welding slag that produces in the pylon welding process, when avoiding the welding slag to splash, realized the unified recovery processing to the welding slag.

As the preferred technical scheme, the guide passageway slope sets up, the one end that the bin was kept away from to the guide passageway is higher than the other end, just the one end that the bin was kept away from to the guide passageway is higher than the plane that the collection fight bottom was located for when whole welding slag collection mechanism moved to bin position department through removal slide rail and removal slider, the collection fight can be under the guide passageway block effect, around the pin joint rotation of fixing base and connecting plate, make whole collection fight slope to the bin direction, at this moment, the welding slag of collecting in the collection fight can get into in the bin through the guide passageway that the slope set up and carry out unified storage and collection.

As the preferred technical scheme, place fixed establishment and include the cushion chamber, cushion intracavity portion is provided with a plurality of cushion bellows, be provided with the loading board on the cushion bellows, be provided with on the loading board and place the support, the cushion bellows is used for cushioning the placing of pylon, guarantees the soft coupling of pylon and whole fixed establishment of placing, the upper surface of placing the support is the cambered surface, guarantees the pylon and places the perfect laminating of support, cushion chamber both sides are provided with a plurality of clamping chamber, the clamping intracavity portion is provided with the slide bar, keep away from cushion chamber one end cover on the slide bar and be equipped with the centre gripping bellows, pass through hose connection between centre gripping bellows and the cushion bellows, be located the centre gripping bellows one end on the slide bar and slide and be provided with the grip slipper, the grip slipper is used for carrying out the centre gripping to the pylon of placing on the support, guarantees that the pylon can not take place to rock, and whole fixed establishment of placing utilizes the gravity of pylon to extrude the cushion bellows, not only can play the cushioning effect, simultaneously, can drive the grip slipper to carry out the centre gripping to the pylon, can guarantee the stability on placing fixed establishment.

As preferred technical scheme, the one end in buffer chamber is provided with first slope, first slope sets up, the one end of loading board is provided with the second slope, the second slope sets up down, first slope and the mutual laminating of second slope, all imbeds on first slope and the second slope and install the ball, the purpose is in order to reduce the frictional force when first slope and the contact of second slope, through the setting of first slope and second slope for the pylon is when pushing down the loading board, and whole loading board and place the support and can move to a direction, the loading board bottom is provided with spacing sliding tray, the inside slip of spacing sliding tray is provided with spacing sliding tray, spacing sliding tray and buffering bellows top end fixed connection make when whole loading board moves down and to the in-process that a direction removed, can not lead to the buffering bellows to incline, can guarantee the normal extension and the shrink of buffering bellows, be provided with reset spring between spacing sliding tray and the spacing sliding tray, make and place the whole support and place the effect under the whole bellows that can take place under the effect when placing from the support and place the whole bellows.

As the preferred technical scheme, the bottom of the buffer cavity is provided with a plurality of support columns, so that when the tower compresses the buffer corrugated pipe to a certain extent, the weight of the tower does not directly act on the buffer corrugated pipe, but acts on the support columns, and the influence of the weight of the tower on the buffer corrugated pipe for a long time is avoided.

As the preferred technical scheme, be provided with spacing stand on the base, spacing stand is located the buffering chamber and keeps away from the domatic one end of first slope, be provided with the fixed plate on the spacing stand, spacing stand is connected with the fixed plate is perpendicular, the fixed plate level sets up, the fixed plate is close to pylon one end and is provided with the ascending guide board that sets up of slope, through the setting of spacing stand, fixed plate and guide board, when the pylon is placed on standing, the weight extrusion buffering bellows of pylon, the pylon removes to the guide board orientation under the domatic effect of first slope and second slope, along with the continuous extrusion of pylon to buffering bellows, the one end of pylon moves to spacing stand orientation gradually, after the pylon is buffered in place, the bottom of pylon one end will be located the fixed plate below, utilizes fixed plate and spacing stand can fix the position of pylon, guarantee the stability of pylon in welding process.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention is provided with the placing and fixing mechanism, so that the self-clamping effect of the tower can be achieved by utilizing the self-gravity of the tower, and meanwhile, under the effect of the first inclined slope surface and the second inclined slope surface, the tower can move towards one end when the buffer corrugated pipe is pressed downwards by utilizing the self-gravity of the tower, and then the tower can be fixed by utilizing the fixing plate, so that the tower is firmer when being welded, an additional power source is not required in the whole fixing process of the tower, the whole fixing process is realized by utilizing the self-gravity of the tower, and the whole welding device is more energy-saving and environment-friendly.

2. The invention is provided with the movable welding mechanism, the welding slag generated in the welding process of the weld seam can be blocked by utilizing the welding slag protection pipe, the welding slag is prevented from splashing to the base to influence the use of the welding device, meanwhile, the blocked welding slag in the welding process can be collected by utilizing the guide cavity and the welding slag collecting device, and the welding slag in the collecting hopper can enter the storage box through the guide channel by utilizing the sliding of the movable sliding rail and the movable sliding block, so that the unified collection and treatment of the welding slag are realized.

Drawings

FIG. 1 is a schematic diagram of a welding device for a tower of a wind driven generator for preventing welding slag from splashing;

FIG. 2 is a schematic diagram of the installation of a mobile welding mechanism and a placement fixture in a welding device for a wind turbine tower of the present invention for preventing spatter from welding slag;

FIG. 3 is a schematic diagram of a movable welding mechanism in a welding device for a tower of a wind driven generator for preventing welding slag from splashing;

FIG. 4 is a schematic view of a slag guard tube in a welding apparatus for a wind turbine tower of the present invention for preventing slag spatter;

FIG. 5 is a schematic diagram illustrating the installation of a welding device in a welding device for a wind turbine tower that prevents spattering of welding slag in accordance with the present invention;

FIG. 6 is a schematic view of a placement fixture in a welding apparatus for a wind turbine tower of the present invention for preventing spatter from welding slag;

FIG. 7 is a schematic view of a buffer chamber in a welding device for a wind turbine tower to prevent spatter of welding slag;

FIG. 8 is a schematic view of a carrier plate and a placement tray in a welding device for a wind turbine tower to prevent spattering of welding slag;

FIG. 9 is a schematic structural view of a limiting sliding groove and a limiting sliding block in a welding device for a tower of a wind driven generator for preventing welding slag from splashing;

FIG. 10 is a schematic view of a welding apparatus for a tower of a wind turbine tower of FIG. 9 for preventing spatter of welding slag;

FIG. 11 is a schematic view of a holder in a welding device for a tower of a wind turbine for preventing spatter of welding slag;

FIG. 12 is a schematic structural view of a spacing post, a fixing plate and a guide plate in a welding device for a wind turbine tower to prevent welding slag from splashing;

reference numerals in the drawings: 1. a base;

2. a mobile welding mechanism; 201. moving the slide rail; 202. moving the slide block; 203. a support frame; 204. a hydraulic telescopic rod; 205. a top plate; 206. a welding device; 207. a welding head; 208. a welding slag protection pipe; 209. ventilation holes; 210. a guide tube; 211. a guide chamber; 212. a slag collection mechanism; 2121. a fixing seat; 2122. a connecting plate; 2123. a collection bucket; 2124. a storage tank; 2125. a guide channel;

301. a buffer chamber; 3011. a first sloping surface; 302. a buffer bellows; 303. a carrying plate; 3031. a second sloping surface; 304. placing a support; 305. a clamping cavity; 306. a slide bar; 307. clamping the corrugated pipe; 308. a clamping seat; 309. a limit sliding groove; 310. a limit sliding plate; 311. a return spring; 312. a support column; 313. a limit upright post; 314. a fixing plate; 315. a guide plate;

4. a tower; 5. and (3) welding seams.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Examples: as shown in fig. 1 to 12, the present invention provides a welding device for a wind turbine tower, which is configured to prevent welding slag from splashing, and comprises a base 1, wherein moving welding mechanisms 2 for welding the wind turbine tower are provided on both sides of the base 1, a placement fixing mechanism for fixing and supporting the wind turbine tower is provided on the base 1, a tower 4 is provided on the placement fixing mechanism, a welding seam is provided on the tower 4, and the moving welding mechanisms 2 weld the welding seam 5.

The movable welding mechanism 2 comprises movable sliding rails 201, the two sides of the upper surface of the base 1 are respectively provided with a movable sliding rail 201, movable sliding blocks 202 are arranged in the movable sliding rails 201, the movable sliding blocks 202 are driven to move inside the movable sliding rails 201 through servo motors and lead screws, the whole movable welding mechanism 2 is driven to move and weld welding of welding seams 5 is carried out, a supporting frame 203 is arranged on the movable sliding blocks 202, a hydraulic telescopic rod 204 is arranged at the top end of the supporting frame 203 and is used for adjusting the height of the whole movable welding mechanism 2, welding seams 5 on a tower 4 can be accurately welded, a top plate 205 is arranged at the top end of the hydraulic telescopic rod 204, a welding device 206 is arranged on the top plate 205, the welding device 206 is a welding machine, a welding head 207 is arranged on the lower surface of the top plate 205, the welding seams 5 on the tower 4 fixed by a placing and fixing mechanism are located on the same vertical plane, and the welding heads 207 are utilized to weld the welding joints 5.

The welding head 207 outside is provided with welding slag protection tube 208, welding slag protection tube 208 is used for preventing welding slag when welding head 207 welds weld joint 5 from splashing, can effectually guarantee the clean degree on the base 1, a plurality of bleeder vent 209 has been seted up at welding slag protection tube 208 top, make guaranteeing that the welding slag can not splash out through bleeder vent 209, guarantee the inside air flow of welding slag protection tube 208, welding slag protection tube 208 both sides all are provided with guide tube 210, guide tube 210 and the lateral wall of pylon 4 laminate each other, guide tube 210 inside is provided with guide cavity 211, guide cavity 211 is used for guiding the welding slag that produces in the welding process, avoid the welding slag to pile up near welding head 207, influence the normal welding of welding head 207 weld joint 5, guide tube 210 bottom is provided with welding slag collection mechanism 212, welding slag collection mechanism 212 is used for collecting the welding slag that rolls out through guide cavity 211, avoid the welding slag to drop on base 1, influence welding device's normal use.

The welding slag collecting mechanism 212 comprises a fixed seat 2121, a connecting plate 2122 and a collecting hopper 2123, the outer side of the bottom end of the guide tube 210 is provided with the fixed seat 2121, the fixed seat 2121 is hinged with the connecting plate 2122, the bottom end of the connecting plate 2122 is provided with the collecting hopper 2123, the collecting hopper 2123 is used for collecting welding slag sliding out through the guide cavity 211, one end of the base 1 is provided with a storage tank 2124, one side of the storage tank 2124, close to the welding slag collecting mechanism 212, is provided with a guide channel 2125, and the guide channel 2125 is used for guiding welding slag in the collecting hopper 2123 to enter the storage tank 2124, so that automatic collection and storage of welding slag generated in the welding process of the tower 4 can be realized, and unified recovery processing of welding slag is realized while splashing of welding slag is avoided.

The guide channel 2125 is obliquely arranged, one end of the guide channel 2125, which is far away from the storage box 2124, is higher than the other end, and one end of the guide channel 2125, which is far away from the storage box 2124, is higher than the plane where the bottom of the collection bucket 2123 is located, so that when the whole welding slag collection mechanism 212 moves to the position of the storage box 2124 through the moving slide rail 201 and the moving slide block 202, the collection bucket 2123 can rotate around the hinge point of the fixed seat 2121 and the connecting plate 2122 under the blocking effect of the guide channel 2125, so that the whole collection bucket 2123 is inclined towards the direction of the storage box 2124, and at the moment, welding slag collected in the collection bucket 2123 can enter the storage box 2124 through the obliquely arranged guide channel 2125 for unified storage and collection.

Placing fixed establishment includes cushion chamber 301, cushion chamber 301 inside is provided with a plurality of cushion bellows 302, be provided with loading board 303 on the cushion bellows 302, be provided with on the loading board 303 and place and hold in the palm 304, cushion bellows 302 is used for carrying out the buffering to placing of pylon 4, guarantee the soft coupling of pylon 4 and whole fixed establishment of placing, the upper surface of placing holds in the palm 304 is the cambered surface, guarantee the perfect laminating of pylon 4 and placing and hold in the palm 304, cushion chamber 301 both sides are provided with a plurality of clamping chamber 305, the inside slide bar 306 that is provided with of clamping chamber 305, keep away from cushion chamber 301 one end cover on the slide bar 306 is equipped with clamping bellows 307, be connected through the hose between clamping bellows 307 and the cushion bellows 302, be located clamping bellows 307 one end slip on the slide bar 306 and be provided with grip block 308, grip block 308 is used for carrying out the centre gripping to placing the pylon 4 on holding in the palm 304, guarantee that pylon 4 can not take place to rock, whole fixed establishment of placing utilizes the gravity of pylon 4 to squeeze the cushion bellows 302, not only can play the cushioning effect, simultaneously, can drive the grip block 308 to carry out the centre gripping to pylon 4, can guarantee to place stable on fixed establishment.

The buffer cavity 301 is provided with a first slope 3011 at one end, the first slope 3011 is arranged upwards, the bearing plate 303 is provided with a second slope 3031 at one end, the second slope 3031 is arranged downwards, the first slope 3011 and the second slope 3031 are mutually attached, balls are embedded and installed on the first slope 3011 and the second slope 3031, in order to reduce friction force when the first slope 3011 is contacted with the second slope 3031, the first slope 3011 and the second slope 3031 are arranged, so that the tower 4 can move towards one direction when the bearing plate 303 is pressed downwards, the whole bearing plate 303 and the placing support 304 are provided with a limit sliding groove 309 at the bottom of the bearing plate 303, the limit sliding groove 309 is internally provided with a limit sliding plate 310, the limit sliding plate 310 is fixedly connected with the top end of the buffer corrugated pipe 302, in the process that the whole bearing plate moves downwards towards one direction, the buffer corrugated pipe 302 cannot be inclined, the extension and contraction of the buffer corrugated pipe 302 can be ensured, the whole bearing plate 303 can be placed downwards, and the reset spring 311 can be placed downwards under the condition when the whole bearing plate 303 is reset, and the reset spring 311 is placed downwards, and the whole bearing plate 304 can be conveniently placed downwards, and the reset spring 311 is placed downwards, and the whole bearing plate is placed downwards, and the reset spring 311 is placed downwards under the condition, and the condition is under the condition of the lower plate is under the condition of the lower spring 311.

The bottom of the buffer cavity 301 is provided with a plurality of support columns 312, so that when the tower 4 compresses the buffer bellows 302 to a certain extent, the weight of the tower 4 does not directly act on the buffer bellows 302, but acts on the support columns 312, and the influence of the weight of the tower 4 on the buffer bellows 302 for a long time is avoided.

Be provided with spacing stand 313 on the base 1, spacing stand 313 is located the one end that buffering chamber 301 kept away from first slope 3011, be provided with fixed plate 314 on the spacing stand 313, spacing stand 313 is connected with fixed plate 314 is perpendicular, fixed plate 314 level sets up, fixed plate 314 is close to tower 4 one end and is provided with the guide board 315 that the slope upwards set up, through spacing stand 313, fixed plate 314 and guide board 315's setting, when tower 4 is placed on placing support 304, the weight extrusion buffering bellows 302 of tower 4, tower 4 moves to the 315 direction under the effect of first slope 3011 and second slope 3031, along with the continuous extrusion of tower 4 to buffering bellows 302, the one end of tower 4 moves to spacing stand 313 direction gradually, after tower 4 buffering is put in place, the bottom of tower 4 one end will be located fixed plate 314 below, utilize fixed plate 314 and spacing stand 313 can fix the position of tower 4, guarantee that tower 4 is stable in the welding process.

The working principle of the invention is as follows: when the welding device is used, firstly, the whole movable welding mechanism 2 is moved to one end of the base 1 by utilizing the movable sliding rail 201 and the movable sliding block 202, then the tower 4 to be welded is hoisted above the placement fixing mechanism, the welding seam 5 on the tower 4 is controlled to be upwards all the time, then the tower 4 is slowly put down, when the tower 4 is in contact with the placement support 304, the whole bearing plate 303 is pressed down by the tower 4, meanwhile, under the arrangement of the first inclined slope 3011 and the second inclined slope 3031, the bearing plate 303 can move to one end, at the moment, one end bottom of the tower 4 slowly enters the lower part of the fixing plate 314 through the guide plate 315 until the tower 4 is completely put down, the tower 4 can be fixed, meanwhile, the limiting sliding plate 310 can also slide in the limiting sliding groove 309, so that the limiting sliding plate 310 can squeeze the buffer corrugated pipe 302, the placement process of the tower 4 can be buffered, meanwhile, the gas in the buffer corrugated pipe 302 is conveyed into the clamping corrugated pipe 307 through the tower pipe 307, the clamping seat 308 is stretched, the tower pipe 308 is driven to move on the sliding rod 306 until the whole tower 4 is firmly placed down, and the whole tower 4 is stably placed in contact with the bottom of the tower 4, and the clamping seat 4 can be stably placed in a welding process, and the installation process is realized;

when the tower 4 is placed firmly, the welding head 207 is required to be driven by the movable welding mechanism 2 to weld the welding seam 5 on the tower 4, before the welding head 207 is utilized to weld the welding seam 5, the hydraulic telescopic rod 204 is required to be regulated, so that the welding head 207 can normally realize the welding of the welding seam 5, welding slag splashing can be generated during welding, at the moment, the welding slag can be prevented from splashing by the welding slag protecting pipe 208, the welding slag generated during welding is prevented from splashing on the whole welding device, normal use of the welding device is influenced, after the welding slag protecting pipe 208 is utilized to protect the splashing welding slag, the welding slag can slide into the collecting hopper 2123 through the guide cavity 211 on the guide pipe 210, at the moment, the welding slag can be collected by the collecting hopper 2123, the welding slag is continuously welded to the welding seam 5 along with the welding head 207, the whole movable welding mechanism 2 is gradually moved towards the direction of the storage box 2124, after the welding seam 5 is welded, the collecting hopper 2123 is normally moved to the position of the guide channel 2125, at the moment, the welding slag is prevented from splashing in the whole welding slag collecting hopper 2123 along with the movement of the movable welding mechanism 2, the welding slag 2121 can be uniformly moved around the joint 2123, the welding slag is stored in the storage box 2124, the storage box 2124 can be conveniently processed along the direction of the joint 2124, and the welding slag is stored in the storage box 2124, and the storage box 2124 can be conveniently moved along the joint through the guide joint 2123;

when the tower 4 is welded, the tower 4 is hoisted by the gantry crane, at this time, the weight of the tower 4 is not acted on the placement support 304 and the bearing plate 303, at this time, under the action of the buffer bellows 302 and the return spring 311, the bearing plate 303 and the placement support 304 are restored to the original positions, so that the next continuous use is facilitated.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A prevent aerogenerator pylon welding set that welding slag splashes, its characterized in that: the welding device comprises a base (1), wherein mobile welding mechanisms (2) for welding wind turbine towers are arranged on two sides of the base (1), a placing and fixing mechanism for fixing and supporting the wind turbine towers is arranged on the base (1), a tower (4) is placed on the placing and fixing mechanism, a welding seam is formed on the tower (4), and the mobile welding mechanisms (2) are used for welding the welding seam (5);

the movable welding mechanism (2) comprises movable sliding rails (201), the two sides of the upper surface of the base (1) are respectively provided with the movable sliding rails (201), movable sliding blocks (202) are arranged in the movable sliding rails (201), supporting frames (203) are arranged on the movable sliding blocks (202), hydraulic telescopic rods (204) are arranged at the top ends of the supporting frames (203), top plates (205) are arranged at the top ends of the hydraulic telescopic rods (204), welding devices (206) are arranged on the top plates (205), and welding heads (207) are arranged on the lower surfaces of the top plates (205);

the welding head is characterized in that a welding slag protection pipe (208) is arranged on the outer side of the welding head (207), a plurality of ventilation holes (209) are formed in the top of the welding slag protection pipe (208), guide pipes (210) are arranged on two sides of the welding slag protection pipe (208), the guide pipes (210) are mutually attached to the outer side walls of the towers (4), a guide cavity (211) is formed in the guide pipes (210), and a welding slag collecting mechanism (212) is arranged at the bottom of the guide pipes (210);

the welding slag collecting mechanism (212) comprises a fixed seat (2121), a connecting plate (2122) and a collecting hopper (2123), the outer side of the bottom end of the guide tube (210) is provided with the fixed seat (2121), the fixed seat (2121) is hinged with the connecting plate (2122), the bottom end of the connecting plate (2122) is provided with the collecting hopper (2123), one end of the base (1) is provided with a storage box (2124), and one side, close to the welding slag collecting mechanism (212), of the storage box (2124) is provided with a guide channel (2125);

the guide channel (2125) is obliquely arranged, one end of the guide channel (2125) far away from the storage box (2124) is higher than the other end, and one end of the guide channel (2125) far away from the storage box (2124) is higher than the plane where the bottom of the collecting hopper (2123) is located.

2. A wind turbine tower welding apparatus for preventing spatter of welding slag as defined in claim 1, wherein: place fixed establishment and include cushion chamber (301), cushion chamber (301) inside is provided with a plurality of buffering bellows (302), be provided with on buffering bellows (302) and bear board (303), be provided with on bearing board (303) and place support (304), cushion chamber (301) both sides are provided with a plurality of centre gripping chamber (305), inside slide bar (306) that are provided with of centre gripping chamber (305), keep away from on slide bar (306) and cushion chamber (301) one end cover is equipped with centre gripping bellows (307), be connected through the hose between centre gripping bellows (307) and the buffering bellows (302), be located centre gripping bellows (307) one end slip on slide bar (306) and be provided with grip slipper (308).

3. A wind turbine tower welding apparatus for preventing spatter of welding slag as defined in claim 2, wherein: the one end in cushion chamber (301) is provided with first slope (3011), first slope (3011) sets up, the one end of loading board (303) is provided with second slope (3031), second slope (3031) sets up down, first slope (3011) is laminated each other with second slope (3031), loading board (303) bottom is provided with spacing sliding tray (309), the inside slip in spacing sliding tray (309) is provided with spacing sliding tray (310), spacing sliding tray (310) and buffering bellows (302) top fixed connection, be provided with reset spring (311) between spacing sliding tray (309) and the spacing sliding tray (310).

4. A wind turbine tower welding apparatus for preventing spatter of welding slag as set forth in claim 3, wherein: the bottom of the buffer cavity (301) is provided with a plurality of support columns (312).

5. A welding apparatus for a wind turbine tower for preventing spatter of welding slag as defined in claim 4, wherein: be provided with spacing stand (313) on base (1), spacing stand (313) are located the one end that buffering chamber (301) was kept away from first slope (3011), be provided with fixed plate (314) on spacing stand (313), spacing stand (313) are connected with fixed plate (314) is perpendicular, fixed plate (314) level sets up, fixed plate (314) are close to pylon (4) one end and are provided with guide board (315) that the slope upwards set up.