Welding windproof device

Abstract

The utility model discloses a welding windproof device which comprises a windproof box body which is of a hollow integrated structure and formed by welding a front plate, a back plate, two side plates and a top cover, door-shaped operation openings formed in the front plate and the back plate respectively, and universal wheels arranged at the four corners of the bottom of the windproof box body. The side plates are rectangular, the top cover is in a herringbone slope shape, and the front plate and the back plate are polygons matched with the side plates and the top cover. The hollow windproof box body is formed by splicing and welding a plurality of plates, welding machine equipment can be conveniently covered at a welding operation position to prevent wind, the influence of outdoor wind speed on a welding machine operation area is avoided, and welding operation and equipment wiring can be facilitated through the door-shaped operation openings formed in the front face and the back face; and meanwhile, universal wheels are arranged at the bottom, so that the box body and welding machine equipment can conveniently move along with a welding operation area in the SMW construction method pile welding process, and the use convenience is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the welding frock technology in the field of building construction, specifically, it relates to a welding windproof device specially applied to the lengthening and butt welding operation of the medium steel of SMW method pile. BACKGROUND

[0002] In the field of deep foundation pit support construction of open cut tunnel, SMW method pile as an important underground structure construction technology has been widely applied. SMW method pile is a composite structure formed by combining cement soil mixing pile and section steel, which has multiple functions such as water stop and load bearing, and is widely used in deep foundation pit support, outer wall of underground structure and many other projects.

[0003] In the construction process of SMW method pile, the use of section steel is crucial. However, the length of section steel is often limited, and in order to meet the design requirements of the project, lengthening operation of section steel is needed, and butt welding in the lengthening process is the key link. However, in the actual construction environment, welding operation faces many difficulties and challenges. On the one hand, welding quality is affected by many factors, especially in the welding process, wind speed has a significant impact on welding effect. When the wind speed is high, the protective gas in the welding area may be blown away, resulting in serious quality defects such as pores and slag in the weld, affecting the stability and safety of the whole structure. On the other hand, in the outdoor welding scene, the traditional countermeasure is to set up a windproof shed, but this way has obvious limitations in the construction environment of SMW method pile. Because of the construction characteristics of SMW method pile, the welding operation area is not fixed, and the traditional windproof shed is large in size and can only be arranged at fixed points, which cannot follow the movement of the welding area flexibly, and it is difficult to provide effective wind protection for the lengthening and butt welding operation of section steel, thereby affecting the welding quality and construction efficiency.

[0004] Therefore, for the lengthening and butt welding operation of section steel in SMW method pile, a special welding auxiliary device is needed to overcome the shortcomings of the prior art, effectively improve the welding quality and construction efficiency, and ensure the smooth progress and structural safety of SMW method pile construction. UTILITY MODEL CONTENTS

[0005] In view of the problems existing in the prior art, the utility model provides a welding windproof device, which is designed for the welding construction environment of SMW method pile, and has a small and flexible moving welding windproof box structure. It can be flexibly allocated with the transfer of the operation area in the outdoor welding environment of SMW method pile, reduce the influence of outdoor wind speed on welding operation, ensure the welding operation effect, and improve the welding operation efficiency.

[0006] In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0007] The utility model provides a welding windproof device, including the hollow integrated structure of the windproof box body that is welded by the front plate, back plate, two side plates and top cover, the door type operation mouth that is set up respectively on the front plate and back plate and the universal wheel that sets up in the position of four corners of the bottom of windproof box body, wherein, the bottom side of windproof box body is open, and the side plate is rectangular, and the top cover is herringbone, and the front plate and back plate are the polygon that matches with side plate and top cover, one door type operation mouth is used to carry out the welding operation, and the other door type operation mouth is used to lead out the cable of welding machine.

[0008] As preferred, the long side of the side plate is 40-50 cm, and the short side is 30-40 cm.

[0009] As preferred, the two sides of the herringbone of the top cover are equal in length.

[0010] Specifically, the bottom of the door type operation mouth is flush with the bottom side of the front plate and back plate, and the top is lower than the connecting position of the top cover.

[0011] As preferred, the door type operation mouth is in the shape of a door with the top smaller than the bottom, and the top is in the shape of a circular arch.

[0012] Specifically, the vertical side of the front plate matches and is welded to the rectangular short side of the side plate, and the two vertical sides of the front plate are parallel with a distance not less than the length of the long side of the rectangular.

[0013] Further, an observation hole is formed on one side of the top cover, and a cover plate of transparent material is arranged on the observation hole through a clamping mechanism.

[0014] Specifically, the clamping mechanism includes guide clamping grooves arranged along the slope on both sides of the observation hole, and a stopper arranged at one end of the lower part of the guide clamping groove, wherein the groove faces of the two guide clamping grooves face each other.

[0015] Further, a rotation anti-disengagement stopper is arranged on the top cover to match one end of the upper part of the guide clamping groove.

[0016] Further, a handle is arranged on the top cover.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] (1) The utility model discloses a plurality of plate splicing welding constitute hollow windproof box, convenient in the welding operation position cover the welding machine equipment and prevent wind, avoid the wind speed of outdoor and cause the influence of welding machine operation area, the door type operation mouth of front and back surface can conveniently weld and operate and equipment wiring, improve the use convenience, and equip the universal wheel in the bottom convenient in the welding process, and the box is moved with welding machine equipment along with welding operation area, further improve the use convenience.

[0019] (2) The utility model discloses a windproof box adopts symmetrical structure design, and does not divide positive and negative, and convenient actual use, and the top adopts herringbone design, effectively reduces the influence of wind power to the device.

[0020] (3) The utility model discloses the observation port of transparent sheltering is set up on the top cover, and the operator can conveniently check the inside situation of box in time while guaranteeing the windproof effect. DRAWINGS

[0021] Fig. 1 It is the whole structure schematic diagram of the utility model embodiment.

[0022] Fig. 2 It is the sectional structure schematic diagram of the utility model embodiment - the clamping mechanism.

[0023] In the above drawing, the component name corresponding to the sign is as follows:

[0024] 1 - the positive plate, 2 - back plate, 3 - side plate, 4 - top cover, 5 - door type operation mouth, 6 - universal wheel, 7 - observation port, 8 - cover plate, 9 - handle, 10 - clamping mechanism, 11 - guide clamping slot. DETAILED DESCRIPTION

[0025] The utility model will be further described below in conjunction with the drawings and embodiment, and the embodiment of the utility model includes but is not limited to the following embodiment.

[0026] EMBODIMENT

[0027] As Figs. 1-2 Shown, the welding windproof device, including by the positive plate 1, back plate 2, two side plates 3 and top cover 4 welding constitute hollow integrated structure's windproof box, respectively set up in the door type operation mouth 5 of positive plate and back plate on, and the universal wheel 6 of setting in the windproof box bottom four corners position, wherein, the bottom side of windproof box is open, and the side plate is rectangular, and the top cover is herringbone, and the positive plate and back plate are the polygon of matching with side plate and top cover, one door type operation mouth is used for welding operation, and another door type operation mouth is used for leading out welding machine cable.

[0028] Specifically, the vertical side edges of the front plate match and are fixed by welding with the short edges of the rectangular side plate, the two vertical side edges of the front plate are parallel and the distance therebetween is not less than the length of the long edges of the rectangular side plate; the back plate has the same structure as the front plate. The long edges of the side plate are 40-50cm, the short edges are 30-40cm, preferably 40cm*30cm rectangular. As a preferred, the two sides of the hipped roof of the top cover are equal in length, and the symmetrical structure can be used without distinguishing the front and back sides during use, improving the convenience of use.

[0029] Specifically, the bottom of the door-shaped operating port is flush with the bottom side of the front plate and the back plate, and the top is lower than the connecting position of the top cover; the door-shaped operating port has a door shape with the top being smaller and the bottom being larger, and the top is in a circular arch shape, so that the welding operation and equipment wiring are facilitated while the structure is stable.

[0030] In another embodiment, an observation port 7 is formed on one side slope surface of the top cover, and a cover plate 8 made of transparent material is arranged on the observation port through a clamping mechanism 10. The clamping mechanism includes guide clamping grooves 11 arranged along the slope surface on both sides of the observation port, and a stopper arranged at one end of the lower part of the guide clamping groove, and the top cover is provided with a rotation anti-disengagement stopper matched with one end of the upper part of the guide clamping groove. The groove faces of the two guide clamping grooves face each other, so as to facilitate clamping and fixing of the two side edges of the cover plate, and also facilitate insertion and arrangement of the cover plate in the guide clamping groove.

[0031] In another embodiment, a handle 9 is arranged on the top cover, facilitating flexible operation and movement of the device by the user.

[0032] When the device is used, after the welding machine equipment is placed at the SMW method pile welding operation position, the windproof box is covered from top to bottom to cover the welding machine equipment, the side of the windproof box is arranged to face the wind direction according to the wind direction, the influence of wind force on the welding operation position is reduced, then the cable of the welding machine equipment is adjusted to pass out from one door-shaped operating port, the influence of the windproof box on the cable is avoided, and the other door-shaped operating port is left as an operation port. After welding is completed at one operation position, the welding machine equipment and the windproof box are dragged to walk to the next welding operation position.

[0033] For the welding process, the wind speed is usually not more than 2m / s, and the protective gas is relied on to prevent the weld from reacting with oxygen in the air. High wind speed can destroy the protective gas barrier, resulting in quality problems such as weld oxidation and porosity. Therefore, the auxiliary protection of the welding machine equipment by the welding windproof device designed by the utility model can effectively solve the wind influence factor in the outdoor welding operation environment of the SMW method pile, greatly improve the welding quality control on site, and greatly improve the construction efficiency.

[0034] The above embodiments are only preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, but any change made on the basis of the design principle of the present application and non-creative labor shall belong to the protection scope of the present application.

Claims

1. A windstopper device for welding, characterized in that The windproof box body comprises a hollow integrated structure welded by a front plate, a back plate, two side plates and a top cover, door-shaped operation openings respectively arranged on the front plate and the back plate, and universal wheels arranged at four corner positions of the bottom of the windproof box body, wherein the bottom side of the windproof box body is in an open state, the side plates are rectangular, the top cover is in a herringbone shape, the front plate and the back plate are polygons matched with the side plates and the top cover, one door-shaped operation opening is used for welding operation, and the other door-shaped operation opening is used for leading out welding machine cables.

2. The windscreen welding apparatus of claim 1, wherein, The long side of the side plate is 40-50 cm, and the short side is 30-40 cm.

3. The windscreen welding apparatus of claim 1, wherein, The two sides of the herringbone shape of the top cover are equal in length.

4. The windscreen welding apparatus of claim 1, wherein, The bottom of the door-shaped operation opening is flush with the bottom side of the front plate and the back plate, and the top is lower than the connecting position of the top cover.

5. The windscreen welding apparatus of claim 4, wherein, The door-shaped operation opening is in a door shape with the top being smaller and the bottom being larger, and the top is in a circular arch shape.

6. The windstopper assembly of claim 1, wherein, The vertical side edges of the front plate are matched with the rectangular short sides of the side plates and are welded and fixed, the two vertical side edges of the front plate are parallel and the distance therebetween is not less than the length of the rectangular long side of the side plate, and the back plate is the same as the front plate in structure.

7. The windscreen welding apparatus according to any one of claims 1 to 6, characterized in that An observation opening is arranged on one side slope surface of the top cover, and a cover plate of transparent material is arranged on the observation opening through a clamping mechanism.

8. The windscreen welding apparatus of claim 7, wherein, The clamping mechanism comprises guide clamping grooves arranged along the slope surface on both sides of the observation opening and a stopper arranged at one end of the lower part of the guide clamping groove, wherein the groove faces of the two guide clamping grooves face each other.

9. The windscreen welding apparatus of claim 8, wherein, A rotation anti-disengagement stopper matched with one end of the upper part of the guide clamping groove is arranged on the top cover.

10. The windscreen welding apparatus of any one of claims 1-6, wherein, A handle is arranged on the top cover.

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