CN115283788B

CN115283788B - Wet-proof welding device and method for steel structure construction under high humidity environment

Info

Publication number: CN115283788B
Application number: CN202211112774.4A
Authority: CN
Inventors: 郑志强; 辛海罗; 陈江; 滕森林; 李伟; 毛宝江
Original assignee: China Construction Eighth Engineering Division Co Ltd; China Construction Eighth Bureau Development and Construction Co Ltd
Current assignee: China Construction Eighth Engineering Division Co Ltd; China Construction Eighth Bureau Development and Construction Co Ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-05-23
Anticipated expiration: 2042-09-14
Also published as: CN115283788A

Abstract

The invention discloses a steel structure construction moisture-proof welding device in a high humidity environment, which comprises a welding rod, wherein a plastic pipe is sleeved on the outer side of the welding rod in a sliding manner, a first cylinder is sleeved on the right end of the plastic pipe, two sliding blocks are fixedly arranged on the left side of the first cylinder, the sliding blocks are connected onto sliding rails in a sliding manner, and the sliding rails are fixedly connected with the outer wall of the plastic pipe; a threaded pipe is arranged between the right end of the inner wall of the plastic pipe and the outer wall of the welding rod, the threaded pipe is sleeved on the welding rod, and the threaded pipe is in threaded connection with the plastic pipe; the invention can cover and protect the welding rod, avoid contact with wet air to the greatest extent, and enable the welding rod to extend gradually for welding according to the service condition of the welding rod, thereby ensuring the normal work of the welding rod and ensuring that the welding rod is not contacted with the wet air as much as possible.

Description

Wet-proof welding device and method for steel structure construction under high humidity environment

Technical Field

The invention relates to the field of welding devices, in particular to a device and a method for preventing a steel structure from being wet during construction in a high-humidity environment.

Background

The influence of the high humidity environment on welding work is mainly reflected in the influence on the welding rod, the welding rod can absorb moisture in the air, and when the relative humidity is 90%, the moisture absorption of the welding rod coating is quick. It is dangerous to have too much moisture in the electrode coating and to weld with a wet electrode, and a large number of pores will be formed on the surface of the weld after welding. In particular to a wet alkaline low-hydrogen welding rod, the process performance is deteriorated during welding, the splashing is increased, and defects such as pore crack white spots and the like are generated due to the increase of hydrogen.

Disclosure of Invention

The invention aims to provide a device and a method for preventing wet welding in steel structure construction in a high humidity environment, so as to solve the technical problems.

The invention aims to solve the technical problems, and is realized by adopting the following technical scheme:

the steel structure construction moisture-proof welding device comprises a welding rod, wherein a plastic pipe is sleeved on the outer side of the welding rod in a sliding mode, a first cylinder is sleeved on the right end of the plastic pipe, two sliding blocks are fixedly arranged on the left side of the first cylinder, the sliding blocks are connected onto a sliding rail in a sliding mode, and the sliding rail is fixedly connected with the outer wall of the plastic pipe; a threaded pipe is arranged between the right end of the inner wall of the plastic pipe and the outer wall of the welding rod, the threaded pipe is sleeved on the welding rod, and the threaded pipe is in threaded connection with the plastic pipe; the outer wall of the threaded pipe is provided with a plurality of transverse cutters along the threaded pipe Zhou Xianggu, the right side of each transverse cutter is fixedly provided with a longitudinal cutter, the right end of the threaded pipe is fixedly sleeved with a driven gear, the driven gear is meshed with a plurality of driving gears, the driving gears are fixedly sleeved on the power output end of a motor, and the motor is fixedly connected with the inner wall of a first cylinder.

Preferably, the driven gear is fixedly sleeved with two limiting rings, and the driving gear is positioned between the two limiting rings.

Preferably, the sliding sleeve at the right end of the welding rod is provided with a guide pipe, the outer side of the guide pipe is fixedly sleeved with a first heating cylinder in a round table shape, and the left side of the first heating cylinder is fixedly connected with the right side of the first cylinder.

Preferably, the plastic pipe outside cover is equipped with the second heating section of thick bamboo, second heating section of thick bamboo right-hand member and first drum left end rigid coupling, the section of thick bamboo wall inside of second heating section of thick bamboo is provided with the cavity, first drum left end is provided with the through-hole with the cavity intercommunication, through-hole department is provided with the apron that covers the through-hole, apron one end is connected with first drum through the torsional spring.

Preferably, the cover plate is fixedly provided with a balancing weight.

Preferably, the second heating cylinder is fixedly connected with the left end of the heat conducting tube, the heat conducting tube is communicated with the cavity, and the right end of the heat conducting tube is fixedly connected and communicated with the first heating cylinder.

Preferably, the left end threaded connection of second heating cylinder has a plurality of sealing plugs, the sealing plug right-hand member has set firmly spacing stock, spacing stock is located the cavity, set firmly a plurality of spacing stubs on the spacing stock, a plurality of ventilation holes with the cavity intercommunication have been seted up on the second heating cylinder surface, set firmly the protection network with the ventilation hole cover on the cavity inner wall.

Preferably, the outer side of the second heating cylinder is sleeved with a circular transparent protective cover in a sliding manner, the left side of the protective cover is provided with a left limiting ring, the right side of the protective cover is provided with a right limiting ring, the left limiting ring and the right limiting ring are sleeved on the outer side of the second heating cylinder in a sliding manner, and the left limiting ring and the right limiting ring are connected with the second heating cylinder through connecting screws; the edge of the protective cover is fixedly provided with a plurality of suction fans, and the air outlet end of each suction fan is connected with the smoke exhaust pipe.

Preferably, the fixed pipe is arranged on the outer side of the left end of the plastic pipe in a sliding sleeve manner, two limit screws are connected to the top of the fixed pipe in a threaded manner, the limit screws are propped against the sliding rail, a handle is fixedly arranged at the bottom of the fixed pipe, a controller is fixedly arranged on the right side of the handle, and the controller is in wireless connection with the motor.

A welding method of a steel structure construction moisture-proof welding device under a high humidity environment comprises the following steps:

step one: inserting a welding rod into a plastic pipe, inserting the right end of the welding rod into a threaded pipe and a guide pipe, enabling a sliding block to be in sliding connection with a sliding rail, enabling the right end of the welding rod to extend out of the right end of the guide pipe, moving the device into a high-humidity environment during welding, holding a handle, welding the right end of the welding rod, controlling a motor to start through a controller when the portion of the right end of the welding rod extending out of the right end of the guide pipe is consumed, enabling the motor to drive a driven gear to rotate through a driving gear, enabling the driven gear to drive the threaded pipe to rotate, enabling the threaded pipe to drive the plastic pipe in threaded connection with the threaded pipe to move rightwards, enabling the plastic pipe to drive the welding rod to move rightwards under the action of friction force, enabling the right end of the welding rod to extend out of the right end of the guide pipe, and then continuing welding operation;

step two: when the threaded pipe rotates, the longitudinal cutter and the transverse cutter are driven to synchronously rotate to cut the plastic pipe moving rightwards, cut plastic fragments are stored in the first cylinder, in the welding process, the right end of the device is lifted upwards, the cover plate is rotated under the action of gravity, the cover plate does not cover the through hole, the plastic fragments in the first cylinder flow into the cavity of the wall of the second heating cylinder through the through hole, the plastic fragments are ignited, the plastic fragments are burnt in the cavity, the welding rod is heated and dried, and heat in the cavity can be conducted into the first heating cylinder through the heat conducting pipe.

The beneficial effects of the invention are as follows:

1. the invention relates to a device and a method for preventing a steel structure from being wet in a high humidity environment, which creatively uses a pencil and a cutter structure for preventing the welding rod from being wet, so that the welding rod is prevented from being contacted with wet air to the greatest extent, the welding rod can be gradually extended to be used for welding according to the use condition of the welding rod, namely, the welding rod is ensured to work normally, and the welding rod is prevented from being contacted with the wet air as far as possible.

2. The invention can utilize the heat generated by the combustion of the plastic pipe to heat and dry the welding rod by collecting and igniting the cut plastic pipe, so that the welding rod can be effectively recycled while the welding rod is kept dry, the waste is avoided, the cut plastic pipe is stored in the cavity, and the welding rod in the second heating cylinder is heated and dried after the ignition and combustion, thereby further ensuring the dryness of the welding rod.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged schematic view of portion B of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged schematic view of portion C of FIG. 3 in accordance with the present invention;

FIG. 5 is an enlarged schematic view of the portion D of FIG. 3 according to the present invention;

FIG. 6 is an enlarged schematic view of portion E of FIG. 3 in accordance with the present invention;

FIG. 7 is an enlarged schematic view of portion F of FIG. 3 in accordance with the present invention;

reference numerals: 1. a grip; 2. a controller; 3. a suction fan; 4. a protective cover; 5. a smoke exhaust pipe; 6. a slide rail; 7. a fixed tube; 8. a limit screw; 9. welding rod; 10. a limit long rod; 11. a limit short rod; 12. a second heating cylinder; 13. a first cylinder; 14. a first heating cylinder; 15. a guide tube; 16. a sealing plug; 17. a cavity; 18. a heat conduction pipe; 19. a right limit ring; 20. a left limit ring; 21. a connecting screw; 22. a vent hole; 23. a protective net; 24. a plastic tube; 25. a torsion spring; 27. balancing weight; 28. a cover plate; 29. a slide block; 30. a motor; 31. a power output end; 32. a drive gear; 33. a driven gear; 34. a longitudinal cutter; 35. a transverse cutter; 36. a threaded tube; 37. a through hole; 38. and a limiting ring.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present invention are obtained, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-7, a steel structure construction moisture-proof welding device in a high humidity environment comprises a welding rod 9, a plastic pipe 24 is sleeved on the outer side of the welding rod 9 in a sliding manner, a first cylinder 13 is sleeved on the right end of the plastic pipe 24, two sliding blocks 29 are fixedly arranged on the left side of the first cylinder 13, the sliding blocks 29 are connected onto a sliding rail 6 in a sliding manner, and the sliding rail 6 is fixedly connected with the outer wall of the plastic pipe 24; a threaded pipe 36 is arranged between the right end of the inner wall of the plastic pipe 24 and the outer wall of the welding rod 9, the threaded pipe 36 is sleeved on the welding rod 9, and the threaded pipe 36 is in threaded connection with the plastic pipe 24; the outer wall of the threaded tube 36 is fixedly provided with a plurality of transverse cutters 35 along the circumferential direction of the threaded tube 36, the right side of the transverse cutters 35 is fixedly provided with a longitudinal cutter 34, the right end of the threaded tube 36 is fixedly sleeved with a driven gear 33, the driven gear 33 is meshed with a plurality of driving gears 32, the driving gears 32 are fixedly sleeved on the power output end 31 of the motor 30, the motor 30 is fixedly connected with the inner wall of the first cylinder 13, the driven gear 33 is fixedly sleeved with two limiting rings 38, and the driving gears 32 are positioned between the two limiting rings 38.

The welding rod 9 right-hand member slip cap is equipped with stand 15, stand 15 outside fixed cover is equipped with round platform form first heating cylinder 14, first heating cylinder 14 left side and first drum 13 right side rigid coupling, plastic tubing 24 outside cover is equipped with second heating cylinder 12, second heating cylinder 12 right-hand member and first drum 13 left end rigid coupling, the section of thick bamboo wall inside of second heating cylinder 12 is provided with cavity 17, first drum 13 left end is provided with the through-hole 37 with cavity 17 intercommunication, through-hole 37 department is provided with the apron 28 that covers through-hole 37, the balancing weight 27 has been set firmly on the apron 28, apron 28 one end is connected with first drum 13 through torsional spring 25, second heating cylinder 12 and heat pipe 18 left end rigid coupling, heat pipe 18 and cavity 17 intercommunication, heat pipe 18 right-hand member and first heating cylinder 14 rigid coupling and intercommunication, second heating cylinder 12 left end threaded connection has a plurality of sealing plugs 16, the limit stock 10 has been set firmly to the limit stock 16 right-hand member, limit stock 10 is located cavity 17, limit stock 10 is last to have set firmly a plurality of limit stubs 11, a plurality of protection nets 22 on the second heating cylinder 12 surface are seted up a plurality of and cavity 17 inner wall 22 with cavity 17 and cover vent hole 23 has been set firmly on the protection network 23.

The outside slip cap of second heating cylinder 12 is equipped with circular transparent protection casing 4, and protection casing 4 left side is provided with left spacing ring 20, and protection casing 4 right side is provided with right spacing ring 19, and left spacing ring 20, right spacing ring 19 all slip cap establish in the outside of second heating cylinder 12, and left spacing ring 20, right spacing ring 19 all are connected with second heating cylinder 12 through connecting screw 21.

The outside slip cap in the left end of plastic tubing 24 is equipped with fixed pipe 7, and fixed pipe 7 top threaded connection has two spacing screw rods 8, and spacing screw rod 8 supports on slide rail 6, and fixed pipe 7 bottom has set firmly handle 1, and handle 1 right side has set firmly controller 2, and controller 2 and motor 30 wireless connection.

Working principle: inserting the welding rod 9 into the plastic pipe 24, inserting the right end of the welding rod 9 into the threaded pipe 36 and the guide pipe 15, enabling the sliding block 29 to be in sliding connection with the sliding rail 6, enabling the right end of the welding rod 9 to extend out of the right end of the guide pipe 15, moving the device into a high-humidity environment during welding, holding the handle 1, welding the right end of the welding rod 9, controlling the motor 30 to start through the controller 2 when the portion of the right end of the welding rod 9 extending out of the right end of the guide pipe 15 is consumed, enabling the motor 30 to drive the driven gear 33 to rotate through the driving gear 32, enabling the driven gear 33 to drive the threaded pipe 36 to rotate, enabling the threaded pipe 36 to drive the plastic pipe 24 in threaded connection with the threaded pipe 36 to move rightwards, enabling the right end of the welding rod 9 to extend out of the right end of the guide pipe 15 under the action of friction force, and then continuing welding operation; when the threaded pipe 36 rotates, the longitudinal cutter 34 and the transverse cutter 35 are driven to synchronously rotate to cut the plastic pipe 24 moving rightwards, the cut plastic fragments are stored in the first cylinder 13, in the welding process, the right end of the device is lifted upwards, the cover plate 28 is rotated under the action of gravity, the cover plate 28 does not cover the through holes 37, the plastic fragments in the first cylinder 13 flow into the cavity 17 of the wall of the second heating cylinder 12 through the through holes 37, the plastic fragments are ignited, the plastic fragments are burnt in the cavity 17, the welding rod is heated and dried, and heat in the cavity 17 can be conducted into the first heating cylinder 14 through the heat conducting pipe 18.

Example 2

As shown in fig. 1, in the case where the other portions are the same as in embodiment 1, this embodiment differs from embodiment 1 in that: the edge of the protective cover 4 is fixedly provided with a plurality of suction fans 3, and the air outlet end of each suction fan 3 is connected with a smoke exhaust pipe 5; the smoke generated during welding can be absorbed by the suction fan 3 and discharged through the smoke exhaust pipe 5.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a steel construction moisture proof welding set under high humidity environment, includes welding rod (9), its characterized in that: the welding rod (9) is sleeved with a plastic pipe (24) in a sliding manner, the right end of the plastic pipe (24) is sleeved with a first cylinder (13), two sliding blocks (29) are fixedly arranged on the left side of the first cylinder (13), the sliding blocks (29) are connected onto a sliding rail (6) in a sliding manner, and the sliding rail (6) is fixedly connected with the outer wall of the plastic pipe (24);

a threaded pipe (36) is arranged between the right end of the inner wall of the plastic pipe (24) and the outer wall of the welding rod (9), the threaded pipe (36) is sleeved on the welding rod (9), and the threaded pipe (36) is in threaded connection with the plastic pipe (24);

the utility model discloses a motor, including screw tube (36), motor (30) and first drum (13), screw tube (36) outer wall has set firmly a plurality of horizontal cutters (35) along screw tube (36) circumference, vertical cutter (34) have been set firmly on horizontal cutter (35) right side, the fixed cover in screw tube (36) right-hand member is equipped with driven gear (33), driven gear (33) and a plurality of driving gear (32) meshing, driving gear (32) are fixed to be overlapped and are established on power take off end (31) of motor (30), motor (30) and first drum (13) inner wall rigid coupling.

2. The steel structure construction moisture-proof welding device under high humidity environment according to claim 1, wherein: two limiting rings (38) are fixedly sleeved on the driven gear (33), and the driving gear (32) is positioned between the two limiting rings (38).

3. The steel structure construction moisture-proof welding device under high humidity environment according to claim 2, wherein: the right end sliding sleeve of the welding rod (9) is provided with a guide pipe (15), the outer side of the guide pipe (15) is fixedly sleeved with a first heating cylinder (14) in a round table shape, and the left side of the first heating cylinder (14) is fixedly connected with the right side of the first cylinder (13).

4. A steel construction moisture proof welding set under high humidity environment according to claim 3, wherein: the plastic pipe (24) outside cover is equipped with second heating cylinder (12), second heating cylinder (12) right-hand member and first drum (13) left end are fixed, the section of thick bamboo wall inside of second heating cylinder (12) is provided with cavity (17), first drum (13) left end is provided with through-hole (37) with cavity (17) intercommunication, through-hole (37) department is provided with apron (28) with through-hole (37) cover, apron (28) one end is connected with first drum (13) through torsional spring (25).

5. The steel structure construction moisture-proof welding device under a high humidity environment according to claim 4, wherein: the cover plate (28) is fixedly provided with a balancing weight (27).

6. The steel structure construction moisture-proof welding device under high humidity environment according to claim 5, wherein: the second heating cylinder (12) is fixedly connected with the left end of the heat conducting tube (18), the heat conducting tube (18) is communicated with the cavity (17), and the right end of the heat conducting tube (18) is fixedly connected and communicated with the first heating cylinder (14).

7. The steel structure construction moisture-proof welding device under high humidity environment according to claim 6, wherein: the novel heating device is characterized in that a plurality of sealing plugs (16) are connected to the left end of the second heating cylinder (12) in a threaded mode, a limiting long rod (10) is fixedly arranged at the right end of each sealing plug (16), the limiting long rod (10) is located in a cavity (17), a plurality of limiting short rods (11) are fixedly arranged on the limiting long rod (10), a plurality of vent holes (22) communicated with the cavity (17) are formed in the surface of the second heating cylinder (12), and a protective net (23) covering the vent holes (22) is fixedly arranged on the inner wall of the cavity (17).

8. The steel structure construction moisture-proof welding device under high humidity environment according to claim 7, wherein: the outer side of the second heating cylinder (12) is sleeved with a circular transparent protective cover (4) in a sliding mode, the left side of the protective cover (4) is provided with a left limiting ring (20), the right side of the protective cover (4) is provided with a right limiting ring (19), the left limiting ring (20) and the right limiting ring (19) are sleeved on the outer side of the second heating cylinder (12) in a sliding mode, and the left limiting ring (20) and the right limiting ring (19) are connected with the second heating cylinder (12) through connecting screws (21);

the edge of the protective cover (4) is fixedly provided with a plurality of suction fans (3), and the air outlet end of each suction fan (3) is connected with a smoke exhaust pipe (5).

9. The steel structure construction moisture-proof welding device under high humidity environment according to claim 8, wherein: the utility model discloses a plastic tubing (24) left end outside slip cap is equipped with fixed pipe (7), fixed pipe (7) top threaded connection has two spacing screw rods (8), spacing screw rod (8) support on slide rail (6), fixed pipe (7) bottom has set firmly handle (1), handle (1) right side has set firmly controller (2), controller (2) and motor (30) wireless connection.

10. The welding method of the steel structure construction moisture-proof welding device in the high-humidity environment according to claim 1, wherein the welding method comprises the following steps: the method comprises the following steps:

step one: inserting a welding rod (9) into a plastic pipe (24), inserting the right end of the welding rod (9) into a threaded pipe (36) and a guide pipe (15), enabling a sliding block (29) to be in sliding connection with a sliding rail (6), enabling the right end of the welding rod (9) to extend out of the right end of the guide pipe (15), moving the device to a high-humidity environment during welding, holding a handle (1), welding the right end of the welding rod (9), controlling a motor (30) to start through a controller (2) when the portion of the right end of the welding rod (9) extending out of the right end of the guide pipe (15) is consumed, enabling the motor (30) to drive a driven gear (33) to rotate through a driving gear (32), enabling the driven gear (33) to drive the threaded pipe (36) to rotate, enabling the plastic pipe (24) in threaded connection with the threaded pipe (36) to move rightwards, enabling the right end of the welding rod (9) to extend out of the right end of the guide pipe (15) under the action of friction force, and then continuing welding operation;

step two: when the threaded pipe (36) rotates, the longitudinal cutter (34) and the transverse cutter (35) are driven to synchronously rotate to cut the plastic pipe (24) moving rightwards, cut plastic fragments are stored in the first cylinder (13), in the welding process, the right end of the device is lifted upwards, the cover plate (28) is rotated under the action of gravity, the cover plate (28) does not cover the through hole (37), the plastic fragments in the first cylinder (13) flow into the cavity (17) of the wall of the second heating cylinder (12) through the through hole (37), the plastic fragments are ignited, the plastic fragments are burnt in the cavity (17), the welding rod is heated and dried, and heat in the cavity (17) can be conducted into the first heating cylinder (14) through the heat conducting pipe (18).