Fabricated building steel structure welding device

Abstract

The invention relates to the technical field of steel structure welding, in particular to an assembly type building steel structure welding device which comprises a welding bracket, the welding bracket is installed on the upper sides of bolt longitudinal beams, and a welding cross beam is fixed between the bolt longitudinal beams through welding; the welding bracket comprises a bracket body, one side of the upper end of the bracket body is connected with a positioning plate through a telescopic spring, the lower end of the telescopic spring is installed in a through hole formed in the inner side of the upper end of the bracket body, air channels are formed in the two sides of the lower end of the bracket body, and a calibration hole is formed in the middle of the upper end of the positioning plate; a connecting unit is fixedly connected to the side face of the lower end of the frame body, and a filtering unit is spirally connected to the lower end of the connecting unit. In the welding process of the high cross beam, the cross beam can be accurately positioned, then the stability in the welding process can be guaranteed, and meanwhile in the welding process, the welding efficiency is improved. And smoke dust generated at the welding position can be treated, and the environment quality of high-altitude operation can be improved.

Description

Technical Field

[0001] The invention relates to the technical field of steel structure welding, in particular to a welding device for assembled building steel structures. Background Art

[0002] Prefabricated building steel structure welding device is a kind of equipment specially used for connecting steel structure components in prefabricated buildings. It uses precise welding process to firmly connect prefabricated steel structure components (such as beams, columns, trusses, etc.) to ensure the integrity and stability of the building structure. This type of device usually has automatic or semi-automatic functions, which can improve welding efficiency and quality and reduce manual operation errors. Its design focuses on welding accuracy and ease of operation. It is widely used in steel structure projects such as high-rise buildings, bridges, and industrial plants. It is an indispensable key equipment in prefabricated building construction and helps to improve the assembly level and construction efficiency of buildings. In the process of assembling and welding prefabricated building steel structures at heights, especially in the process of welding beams through hoisting, workers need to position the beams to ensure stability after welding is completed. In addition, it is difficult to deal with the smoke generated during the welding process. Therefore, a prefabricated building steel structure welding device is proposed to address the above problems. Summary of the invention

[0003] The purpose of the present invention is to provide a welding device for prefabricated building steel structures to solve the problem that during the assembly and welding of prefabricated building steel structures at heights, especially during the welding of beams by hoisting, workers need to position the beams to ensure stability after welding is completed, and it is difficult to deal with the smoke generated during the welding process at heights.

[0004] To achieve the above object, the present invention provides the following technical solutions: The support frame is provided with a circle, and the support frame is provided with a circle, and a bottom end of the support frame is provided with a circle, and a bottom end of the support frame is provided with a circle.

[0005] As a further optimization of the present invention, the positioning unit includes a positioning block, a connecting bolt is spirally connected to the middle of the lower end of the positioning block, a cross plate is rotatably connected to the outer side of the connecting bolt, and a plurality of damping grooves are provided on the upper ends of both sides of the cross plate.

[0006] As a further optimization of the present invention, the positioning unit is arranged on both sides of the lower end of the welding beam, the lateral projection of the positioning block is a "cross" shape, the upper side of the positioning block close to one end of the welding beam is arc-shaped, the positioning block and the frame are slidingly connected, and the cross plate is arranged on the lower side of the frame.

[0007] As a further optimization of the present invention, the connecting unit includes a hollow plate, connecting holes are opened on the inner sides of both ends of the hollow plate, a cooling mechanism is installed on the inner side of the connecting hole, the cooling mechanism includes a cooling square column, and a conical hole is opened on the inner side of the cooling square column.

[0008] As a further optimization of the present invention, there is a one-to-one correspondence between the connecting holes and the cooling square columns, the connecting holes are used for connecting the hollow plate and the airway, and the ratio of the inner diameter of the tapered hole close to the frame and the inner diameter of the tapered hole away from the frame is 2:1.

[0009] As a further optimization of the present invention, the connection unit, the filter unit and the fan are coaxially arranged, the vertical projection of the connection unit is circular, and the upper end surface of the connection unit is in close contact with the lower end of the welded beam.

[0010] As further optimized content of the present invention, wherein: the fan comprises a micro fan, a mobile power source is fixedly connected to one side of the micro fan, a filter is fixedly connected to the inner side of the air inlet end of the micro fan, and the cross-section of the mesh inside the filter is diamond-shaped.

[0011] As a further optimization of the present invention, the filter box is embedded in the spiral guide plate, the interior of the filter box is through-set, and the vertical projection of the heat-resistant filter plate is square.

[0012] As a further optimization of the present invention, the lateral projection of the positioning plate is a "cross" shape, the positioning plate is fixedly connected to the upper end of the telescopic spring through the protrusions on both sides, two through holes are arranged, the through holes correspond one to one with the telescopic springs, and the bottom edge of the positioning plate is arc-shaped.

[0013] As a further optimization of the present invention, the middle of the frame away from the positioning plate is hollowed out, and a notch is provided on one side of the upper end of the frame, and the frame is in close contact with the bolt longitudinal beam.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. In the present invention, by providing a welding bracket, the beam can be accurately positioned during the welding of the beam at a high place, thereby ensuring the stability of the welding process. At the same time, during the welding process, the smoke generated at the welding position can be processed, which can improve the environmental quality of high-altitude operations and further improve the safety of welding work; 2. In the present invention, the frame and the filter unit can be stably connected together by the connection unit, and the filtered smoke can be cooled before filtering, which can effectively reduce the problem of high smoke temperature causing damage to the heat-resistant filter plate; 3. In the present invention, by setting up a positioning unit, the beam placed on the upper end of the frame can be quickly and accurately positioned according to the width of the beam during the positioning of the beam. At the same time, it can be adjusted according to the width of the beam, thereby further improving the scope of application of the entire device during actual use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 This is an exploded view of the welding bracket of the present invention; Figure 3 For the present invention Figure 2 Schematic diagram of the structure at A in the middle; Figure 4 This is a schematic diagram of the positioning unit structure of the present invention; Figure 5 This is a schematic diagram of the structure of the connection unit of the present invention; Figure 6 This is a schematic diagram of the cooling square column structure of the present invention; Figure 7 This is a schematic diagram of the structure of the filter unit of the present invention; Figure 8 For the present invention Figure 7 Schematic diagram of the structure at B in the middle; Fig. 9 It is a schematic diagram of the fan structure of the present invention.

[0016] In the figure: 1, welding bracket; 11, frame; 12, positioning plate; 13, telescopic spring; 14, calibration hole; 15, airway; 16. Positioning unit; 161. Positioning block; 162. Transverse plate; 163. Connecting bolt; 164. Damping groove; 17. connecting unit; 171. hollow plate; 172. connecting hole; 173. cooling mechanism; 1731. cooling square column; 1732. tapered hole; 18. Filter unit; 181. Filter housing; 182. Spiral guide plate; 183. Filter mechanism; 1831. Filter box; 1832. Round hole; 1833. Heat-resistant filter plate; 19. Fan; 191. Micro fan; 192. Filter; 193. Mobile power supply; 110, through hole; 2. Welded cross beam; 3. Bolted longitudinal beam. DETAILED DESCRIPTION

[0017] See also Figure 1-9 , the present invention provides a technical solution: A welding device for assembled steel structure of building includes a welding bracket 1, which is installed on the upper side of bolt longitudinal beams 3, and a welding cross beam 2 is fixed between the bolt longitudinal beams 3 by welding; the welding bracket 1 includes a frame body 11, and a positioning plate 12 is connected to one side of the upper end of the frame body 11 through a telescopic spring 13, and the lower end of the telescopic spring 13 is installed in a through hole 110 opened on the inner side of the upper end of the frame body 11, and air passages 15 are opened on both sides of the lower end of the frame body 11, and a calibration hole 14 is opened in the middle of the upper end of the positioning plate 12, and two positioning units 16 are installed at the lower end of one side of the frame body 11. A connecting unit 17 is fixedly connected to the side surface of the lower end of the frame 11, a filter unit 18 is spirally connected to the lower end of the connecting unit 17, and a fan 19 is spirally connected to the lower end of the filter unit 18; the filter unit 18 includes a filter shell 181, a spiral guide plate 182 is fixedly connected to the inner wall of the filter shell 181, a filter mechanism 183 is fixedly connected to the inside of the filter shell 181 in an annular shape and equidistantly, the filter mechanism 183 includes a filter box 1831, a plurality of circular holes 1832 are opened on the inner side of the filter box 1831, and a heat-resistant filter plate 1833 is installed on the inner side of the filter box 1831.

[0018] As a further technical solution for the implementation of this solution, the positioning unit 16 includes a positioning block 161, a connecting bolt 163 is spirally connected to the middle of the lower end of the positioning block 161, a horizontal plate 162 is rotatably connected to the outer side of the connecting bolt 163, and a plurality of damping grooves 164 are provided on the upper ends of both sides of the horizontal plate 162. Through the above arrangement, the welding beam 2 can be positioned during the welding process; As a technical solution for further implementation of this scheme, the positioning unit 16 is arranged on both sides of the lower end of the welding beam 2, the lateral projection of the positioning block 161 is a "cross" shape, the upper side of the positioning block 161 close to one end of the welding beam 2 is arc-shaped, the positioning block 161 and the frame 11 are slidably connected, and the horizontal plate 162 is arranged on the lower side of the frame 11. Through the above arrangement, the stability of the welding beam 2 during positioning can be effectively improved, and it can be adjusted according to the width of the beam, further improving the scope of application of the device as a whole in actual use; As a technical solution for further implementation of the present invention, the connection unit 17 includes a hollow plate 171, and connection holes 172 are provided on the inner sides of both ends of the hollow plate 171. A cooling mechanism 173 is installed on the inner side of the connection hole 172. The cooling mechanism 173 includes a cooling square column 1731, and a conical hole 1732 is provided on the inner side of the cooling square column 1731. Through the above arrangement, the air entering the hollow plate 171 can be cooled; As a technical solution for further implementation of this solution, there is a one-to-one correspondence between the connecting hole 172 and the cooling square column 1731. The connecting hole 172 is used for communication between the hollow plate 171 and the airway 15. The ratio of the inner diameter of the tapered hole 1732 close to the frame 11 and the inner diameter of the end away from the frame 11 is 2:1. Through the above arrangement, the stability of the smoke entering the hollow plate 171 can be improved. As a technical solution for further implementation of this scheme, the connecting unit 17, the filtering unit 18 and the fan 19 are coaxially arranged, the vertical projection of the connecting unit 17 is circular, and the upper end surface of the connecting unit 17 is in close contact with the lower end of the welding beam 2. Through the above arrangement, the stability of the device as a whole can be improved during actual use; As a technical solution for further implementing the present solution, the fan 19 includes a micro fan 191, a mobile power supply 193 is fixedly connected to one side of the micro fan 191, a filter 192 is fixedly connected to the inner side of the air inlet end of the micro fan 191, and the cross section of the mesh inside the filter 192 is a diamond shape. Through the above arrangement, the flow direction of the smoke can be guided; As a technical solution for further implementation of this scheme, the filter box 1831 is embedded in the spiral guide plate 182, the filter box 1831 is set through, and the vertical projection of the heat-resistant filter plate 1833 is square. Through the above arrangement, it is convenient to disassemble and maintain the heat-resistant filter plate 1833 inside the filter box 1831 in the later stage; As a technical solution for further implementation of this solution, the lateral projection of the positioning plate 12 is a "cross" shape, the positioning plate 12 is fixedly connected to the upper end of the telescopic spring 13 through the protrusions on both sides, two through holes 110 are provided, and the through holes 110 correspond to the telescopic spring 13 one by one. The bottom edge of the positioning plate 12 is arc-shaped. Through the above arrangement, the stability of the positioning plate 12 during movement can be further improved; As a technical solution for further implementation of this scheme, the middle of the frame 11 away from the positioning plate 12 is hollowed out, and a notch is provided on one side of the upper end of the frame 11. The frame 11 is tightly attached to the bolt longitudinal beam 3. Through the above arrangement, it is convenient to remove the welding bracket 1 after the welding and fixing of the cross beam 2 is completed.

[0019] Workflow: In the process of fixing the welding crossbeam 2 to the bolt longitudinal beam 3 by welding, the staff first places the welding bracket 1 at both ends of the installation position of the welding crossbeam 2. During the placement process, the upper end of the frame 11 is connected to the bolt longitudinal beam 3 through the positioning plate 12. During the placement process, the welding brackets 1 on both sides are aligned through the calibration holes 14; After the placement is completed, the two ends of the welding beam 2 are respectively placed on the upper ends of the two welding brackets 1, and the positioning unit 16 is used to further position the welding beam 2. Then, the micro fan 191 is powered on by the mobile power supply 193. After the power is powered on, the welding process between the welding beam 2 and the bolt longitudinal beam 3 is carried out. During the welding process, the smoke generated by the welding enters the hollow plate 171 through the air duct 15 and the conical hole 1732. In this process, the conical hole 1732 can reduce the temperature of the smoke entering the hollow plate 171. The smoke entering the hollow plate 171 is discharged under the action of the micro fan 191. Among them, the smoke forms a cyclone inside the filter unit 18 under the action of the spiral guide plate 182, and then uses centrifugal force to adsorb the particles in the smoke through the circular hole 1832 to the heat-resistant filter plate 1833. Compared with traditional plate filtration, this filtering method can effectively avoid the problem of particles in the smoke causing the filter plate to be blocked, thereby affecting the air flow.

[0020] This article uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. The above is only a preferred implementation of the present invention. It should be pointed out that due to the limitations of textual expression and the objective existence of infinite specific structures, ordinary technicians in this technical field can make several improvements, modifications or changes without departing from the principles of the present invention, and can also combine the above technical features in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the inventive concept and technical solution to other occasions without improvement, should be regarded as the protection scope of the present invention.

Claims

1. A welding device for assembled building steel structure, characterized in that: It comprises a welding bracket (1), the welding bracket (1) is mounted on the upper side of the bolt longitudinal beam (3), and a welding cross beam (2) is fixed between the bolt longitudinal beams (3) by welding; The welding bracket (1) comprises a frame (11), one side of the upper end of the frame (11) is connected to a positioning plate (12) via a telescopic spring (13), the lower end of the telescopic spring (13) is installed in a through hole (110) opened on the inner side of the upper end of the frame (11), air passages (15) are opened on both sides of the lower end of the frame (11), a calibration hole (14) is opened in the middle of the upper end of the positioning plate (12), two positioning units (16) are installed at the lower end of one side of the frame (11), a connecting unit (17) is fixedly connected to the side surface of the lower end of the frame (11), a filter unit (18) is spirally connected to the lower end of the connecting unit (17), and a fan (19) is spirally connected to the lower end of the filter unit (18); The filter unit (18) comprises a filter shell (181), the inner wall of the filter shell (181) being fixedly connected to a spiral guide plate (182), the interior of the filter shell (181) being fixedly connected to a filter mechanism (183) in an annular shape and equidistantly therefrom, the filter mechanism (183) comprising a filter box (1831), a plurality of circular holes (1832) being provided on the inner side of the filter box (1831), and a heat-resistant filter plate (1833) being installed on the inner side of the filter box (1831).

2. The assembled building steel structure welding device according to claim 1 is characterized in that: The positioning unit (16) comprises a positioning block (161), a connecting bolt (163) being spirally connected to the middle of the lower end of the positioning block (161), a transverse plate (162) being rotatably connected to the outer side of the connecting bolt (163), and a plurality of damping grooves (164) being provided at the upper ends of both sides of the transverse plate (162).

3. The assembled building steel structure welding device according to claim 2 is characterized in that: The positioning unit (16) is arranged on both sides of the lower end of the welding cross beam (2); the lateral projection of the positioning block (161) is in the shape of a "cross"; the upper side of the positioning block (161) close to one end of the welding cross beam (2) is in an arc shape; the positioning block (161) and the frame (11) are slidably connected; and the horizontal plate (162) is arranged on the lower side of the frame (11).

4. The assembled building steel structure welding device according to claim 1 is characterized in that: The connection unit (17) comprises a hollow plate (171), and connection holes (172) are provided on the inner sides of both ends of the hollow plate (171). A cooling mechanism (173) is installed on the inner sides of the connection holes (172). The cooling mechanism (173) comprises a cooling square column (1731), and a conical hole (1732) is provided on the inner side of the cooling square column (1731).

5. The assembled building steel structure welding device according to claim 4 is characterized in that: There is a one-to-one correspondence between the connection holes (172) and the cooling square columns (1731); the connection holes (172) are used for communication between the hollow plate (171) and the airway (15); and the ratio of the inner diameter of the tapered hole (1732) at one end close to the frame (11) to the inner diameter of the end away from the frame (11) is 2:

1.

6. The assembled building steel structure welding device according to claim 1, characterized in that: The connection unit (17), the filter unit (18) and the fan (19) are coaxially arranged, the vertical projection of the connection unit (17) is circular, and the upper end surface of the connection unit (17) is in close contact with the lower end of the welded cross beam (2).

7. The assembled building steel structure welding device according to claim 1 is characterized in that: The fan (19) comprises a micro fan (191), one side of the micro fan (191) being fixedly connected to a mobile power source (193), the inner side of the air inlet end of the micro fan (191) being fixedly connected to a filter screen (192), and the cross section of the mesh inside the filter screen (192) being a rhombus.

8. The assembled building steel structure welding device according to claim 1, characterized in that: The filter box (1831) is embedded in the spiral guide plate (182), the interior of the filter box (1831) is arranged to penetrate, and the vertical projection of the heat-resistant filter plate (1833) is square.

9. The assembled building steel structure welding device according to claim 1, characterized in that: The lateral projection of the positioning plate (12) is in the shape of a "cross", the positioning plate (12) is fixedly connected to the upper end of the telescopic spring (13) via protrusions on both sides, two through holes (110) are provided, the through holes (110) correspond one to one to the telescopic spring (13), and the bottom edge of the positioning plate (12) is arc-shaped.

10. The assembled building steel structure welding device according to claim 1, characterized in that: The middle of the side of the frame (11) away from the positioning plate (12) is hollowed out, and a notch is provided on one side of the upper end of the frame (11), and the frame (11) is in close contact with the bolt longitudinal beam (3).

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