Fabricated building steel structure welding device

Abstract

The application relates to the technical field of steel structure welding, in particular to a fabricated building steel structure welding device, which comprises a welding bracket, the welding bracket is installed on the upper side of a bolt longitudinal beam, and a welding cross beam is fixed between the bolt longitudinal beams through welding; the welding bracket comprises a frame body, a positioning plate is connected to one side of the upper end of the frame body through an extension spring, the lower end of the extension spring is installed in a through hole formed in the inner side of the upper end of the frame body, air channels are formed in the lower end of the frame body on both sides, a calibration hole is formed in the middle of the upper end of the positioning plate, two positioning units are installed at the lower end of one side of the frame body, a connecting unit is fixedly connected to the side 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 application, the cross beam can be accurately positioned during welding of the cross beam at a high place, the stability during the welding process can be guaranteed, smoke dust generated during the welding process can be treated, and the environmental quality of high-altitude operation can be improved.

Description

Technical Field

[0001] The present 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 equipment is a device specially used for connecting steel structure components in prefabricated buildings. It uses precise welding technology to firmly connect prefabricated steel structure components (such as beams, columns, trusses, etc.) to ensure the integrity and stability of the building structure.

[0003] This type of device usually has automated or semi-automated 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, helping to improve the assembly level and construction efficiency of buildings.

[0004] During the assembly and welding of prefabricated building steel structures at heights, especially during the welding of beams through hoisting, workers need to position the beams to ensure stability after welding is completed. In addition, during the welding process at heights, 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

[0005] 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.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] The utility model provides a kind of fabricated building steel structure welding device, including welding bracket, the welding bracket is installed on bolt stringer upper side, and welding crossbeam is fixed by welding between the bolt stringer;The welding bracket includes frame body, and the frame body upper end one side is connected with positioning plate by telescopic spring, and the telescopic spring lower end is installed in the through-hole being set in frame body upper end inner side, air passage is set in the both sides of frame body lower end, calibration hole is set in the positioning plate upper end middle, positioning unit two are installed in the frame body one side lower end, the frame body lower end side is fixedly connected with connecting unit, and connecting unit lower end is spirally connected with filter unit, and filter unit lower end is spirally connected with fan;The filter unit includes filter shell, and spiral guide plate is fixedly connected on the filter shell inner wall, and filter mechanism is fixedly connected in ring shape equidistance in the filter shell interior, and the filter mechanism includes filter box, and multiple circular holes are set in the filter box inner side, and heat-resistant filter plate is installed in the filter box inner side.

[0008] As further optimization of the present application, wherein: the positioning unit includes positioning block, the connecting bolt is spirally connected in the middle of the lower end of the positioning block, the outer side of the connecting bolt is rotatably connected with the horizontal plate, and multiple damping grooves are set in the upper end of both sides of the horizontal plate.

[0009] As further optimization of the present application, wherein: the positioning unit is arranged on both sides of the lower end of the welding crossbeam, the horizontal projection of the positioning block is in the shape of a cross, the upper side of one end of the positioning block close to the welding crossbeam is arc-shaped, the positioning block is slidably connected with the frame body, and the horizontal plate is arranged on the lower side of the frame body.

[0010] As further optimization of the present application, wherein: the connecting unit includes hollow plate, connecting holes are set in the inner side of both ends of the hollow plate, cooling mechanism is installed in the inner side of the connecting hole, the cooling mechanism includes cooling square column, and a tapered hole is set in the inner side of the cooling square column.

[0011] As further optimization of the present application, wherein: the connecting hole and the cooling square column are one-to-one corresponding, the connecting hole is used for the communication between the hollow plate and the air passage, and the inner diameter of one end of the tapered hole close to the frame body and the inner diameter of one end of the tapered hole away from the frame body are in the ratio of 2:1.

[0012] As further optimization of the present application, wherein: the connecting unit, the filter unit and the fan are coaxially arranged, the vertical projection of the connecting unit is circularly arranged, and the upper end surface of the connecting unit is closely attached to the lower end of the welding crossbeam.

[0013] As further optimization of the present application, wherein: the fan includes a micro fan, a mobile power supply is fixedly connected to one side of the micro fan, a filter screen is fixedly connected to the inner side of the air inlet end of the micro fan, and the cross section of the mesh in the filter screen is in the shape of a rhombus.

[0014] As a further optimization of the present application, wherein: the filter box is embedded in the spiral guide plate, the filter box is through the inside, the vertical projection of the heat-resistant filter plate is square.

[0015] As a further optimization of the present application, wherein: the transverse projection of the positioning plate is "X" type, the positioning plate is fixedly connected with the upper end of the extension spring through the two side protrusions, two through holes are arranged, the through holes correspond to the extension springs one by one, and the bottom end edge of the positioning plate is arc-shaped.

[0016] As a further optimization of the present application, wherein: the middle of the side of the frame body away from the positioning plate is hollow, and the upper end of the frame body is provided with an opening, and the frame body is tightly attached to the bolt stringers.

[0017] Compared with the prior art, the present application has the following advantages:

[0018] 1. In the present application, the welding bracket can accurately position the cross beam during welding of the high cross beam, thereby ensuring the stability during welding, and can treat the smoke generated during welding, improve the environmental quality of high-altitude operation, and further improve the safety of welding work.

[0019] 2. In the present application, the connecting unit can stably connect the frame body and the filter unit, and can cool the filtered smoke before filtering, thereby effectively reducing the problem of high smoke temperature damaging the heat-resistant filter plate.

[0020] 3. In the present application, the positioning unit can quickly and accurately position the cross beam placed on the upper end of the frame body according to the width of the cross beam, and can be adjusted according to the width of the cross beam, thereby further improving the application range of the device in actual use. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the overall structure schematic diagram of the present application;

[0022] Figure 2 It is the explosion diagram of the welding bracket of the present application;

[0023] Figure 3 It is the structure schematic diagram of the present application Figure 2

[0024] Figure 4 It is the structure schematic diagram of the positioning unit of the present application;

[0025] Figure 5 It is the structure schematic diagram of the connecting unit of the present application; ​

[0026] Figure 6 The structure diagram of the cooling square column of the present application is shown in the figure.

[0027] Figure 7 The structure diagram of the filtering unit of the present application is shown in the figure.

[0028] Figure 8 The structure diagram of the present application Figure 7 is shown in the figure.

[0029] Figure 9 The structure diagram of the fan of the present application is shown in the figure.

[0030] In the figure: 1, welding bracket; 11, frame body; 12, positioning plate; 13, extension spring; 14, calibration hole; 15, airway;

[0031] 16, positioning unit; 161, positioning block; 162, cross plate; 163, connecting bolt; 164, damping groove;

[0032] 17, connecting unit; 171, hollow plate; 172, connecting hole; 173, cooling mechanism; 1731, cooling square column; 1732, conical hole;

[0033] 18, filtering unit; 181, filtering shell; 182, spiral guide plate; 183, filtering mechanism; 1831, filtering box; 1832, round hole; 1833, heat-resistant filtering plate;

[0034] 19, fan; 191, micro fan; 192, filter screen; 193, mobile power supply;

[0035] 110, through hole;

[0036] 2, welded cross beam; 3, bolted longitudinal beam. DETAILED DESCRIPTION

[0037] Please refer to Figures 1-9 , the present application provides a technical solution:

[0038] The utility model provides a kind of prefabricated building steel structure welding device, including welding bracket 1, welding bracket 1 is installed on bolt stringer 3 upside, and welding crossbeam 2 is fixed by welding between bolt stringer 3;Welding bracket 1 includes frame body 11, and frame body 11 upper end one side is connected with positioning plate 12 by telescopic spring 13, and telescopic spring 13 lower end is installed in the through-hole 110 of frame body 11 upper end inboard, and air passage 15 is set up in both sides of frame body 11 lower end, and calibration hole 14 is set up in the upper end of positioning plate 12, and positioning unit 16 two are installed in the lower end of one side of frame body 11, and connecting unit 17 is fixedly connected with the side surface of frame body 11 lower end, and filter unit 18 is screw-connected in the lower end of connecting unit 17, and fan 19 is screw-connected in the lower end of filter unit 18;Filter unit 18 includes filter shell 181, and spiral guide plate 182 is fixedly connected in filter shell 181 inner wall, and filter mechanism 183 is fixedly connected in filter shell 181 inside in ring shape, and filter mechanism 183 includes filter box 1831, and a plurality of round holes 1832 are set up in filter box 1831 inboard, and heat-resistant filter plate 1833 is installed in filter box 1831 inboard.

[0039] As the further implementation of the technical scheme of the present scheme, the positioning unit 16 includes a positioning block 161, a connecting bolt 163 is screw-connected in the middle of the lower end of the positioning block 161, and a horizontal plate 162 is rotatably connected to the outside of the connecting bolt 163. A plurality of damping grooves 164 are set up in the upper end of both sides of the horizontal plate 162. Through the above setting, the welding crossbeam 2 can be positioned during welding.

[0040] As the further implementation of the technical scheme of the present scheme, the positioning unit 16 is arranged on both sides of the lower end of the welding crossbeam 2. The horizontal projection of the positioning block 161 is in the shape of a cross. The upper side of one end of the positioning block 161 close to the welding crossbeam 2 is arc-shaped. The positioning block 161 is slidingly connected with the frame body 11. The horizontal plate 162 is arranged on the lower side of the frame body 11. Through the above setting, the stability during positioning of the welding crossbeam 2 can be effectively improved. Meanwhile, the width of the crossbeam can be adjusted, further improving the application range of the device in actual use.

[0041] As the further implementation of the technical scheme of the present scheme, the connecting unit 17 includes a hollow plate 171. Connecting holes 172 are set up in the inner side of both ends of the hollow plate 171. Cooling mechanisms 173 are installed in the inner side of the connecting holes 172. The cooling mechanism 173 includes a cooling square column 1731. A tapered hole 1732 is set up in the inner side of the cooling square column 1731. Through the above setting, the air entering the inside of the hollow plate 171 can be cooled.

[0042] As a further implementation of the technical solutions of the present scheme, the connecting holes 172 and the cooling square columns 1731 are one-to-one corresponding, the connecting holes 172 are used for the communication between the hollow plates 171 and the air ducts 15, the inner diameters of the tapered holes 1732 near one end of the frame body 11 and the inner diameters of the tapered holes 1732 far from one end of the frame body 11 are in a ratio of 2:1, and through the above arrangement, the stability of the flue gas entering the inside of the hollow plates 171 can be improved.

[0043] As a further implementation of the technical solutions of the present 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 circularly arranged, and the upper end surface of the connecting unit 17 is tightly attached to the lower end of the welded cross beam 2, and through the above arrangement, the stability of the device in the actual use process can be improved.

[0044] As a further implementation of the technical solutions of the present scheme, the fan 19 comprises a micro fan 191, one side of the micro fan 191 is fixedly connected with a mobile power supply 193, an air inlet end of the micro fan 191 is fixedly connected with a filter screen 192, and the cross section of the mesh in the filter screen 192 is rhombic, and through the above arrangement, the flow direction of the flue gas can be guided.

[0045] As a further implementation of the technical solutions of the present scheme, the filtering box 1831 is embedded in the spiral guide plate 182, the inside of the filtering box 1831 is throughly arranged, the vertical projection of the heat-resistant filter plate 1833 is square, and through the above arrangement, the heat-resistant filter plate 1833 in the filtering box 1831 can be conveniently disassembled and maintained in the later period.

[0046] As a further implementation of the technical solutions of the present scheme, the horizontal projection of the positioning plate 12 is a “cross” type, the positioning plate 12 is fixedly connected with the upper end of the extension spring 13 through the two side protrusions, there are two through holes 110, the through holes 110 and the extension spring 13 are one-to-one corresponding, and the bottom end edge of the positioning plate 12 is arc-shaped, and through the above arrangement, the stability of the positioning plate 12 in the moving process can be further improved.

[0047] As a further implementation of the technical solutions of the present scheme, the side, away from the positioning plate 12, of the frame body 11 is hollow, the upper end of the frame body 11 is provided with an opening, and the frame body 11 is tightly attached to the bolt longitudinal beam 3, and through the above arrangement, the welded bracket 1 can be taken down after the welded cross beam 2 is welded and fixed.

[0048] Work flow: in the process of welding and fixing the welded cross beam 2 to the bolt longitudinal beam 3, the workers first place the welded bracket 1 at both ends of the installation position of the welded cross beam 2, in the placing process, the frame body 11 at the upper end is connected with the bolt longitudinal beam 3 through the cooperation of the positioning plate 12, and in the placing process, the two welded brackets 1 are aligned through the calibration holes 14.

[0049] 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 arranged, the placement of the welding beam 2 is further positioned through the positioning unit 16 arranged, then the micro fan 191 is powered on through the power supply 193, after the power-on is completed, the welding process between the welding beam 2 and the bolt longitudinal beam 3 is carried out, in the process of welding, due to the smoke generated by welding, the airway 15 and the tapered hole 1732 enter the hollow plate 171, in this process, the tapered hole 1732 can reduce the temperature of the smoke entering the inside of the hollow plate 171, the smoke entering the hollow plate 171 is discharged under the action of the micro fan 191, wherein the smoke is in the filtering unit 18, under the action of the spiral guide plate 182, a cyclone is formed, and then the particles in the smoke are adsorbed onto the heat-resistant filter plate 1833 by the centrifugal force through the round hole 1832, compared with the traditional plate type filtering, this filtering mode can effectively avoid the problem that the particles in the smoke cause the filter plate to be blocked, affecting the air flow.

[0050] The principles and implementation manners of the present application are described by using specific examples in the present application, and the above examples are only used to help understand the method of the present application and its core idea. The above description is only the preferred implementation manner of the present application, and it should be pointed out that, due to the limitation of language expression, there are infinite specific structures, and for ordinary skilled persons in the technical field, some improvements, decorations or changes can be made without departing from the principles of the present application, and the above technical features can be combined in a proper manner; the improvements, decorations, 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 application.

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 housing (181), a spiral guide plate (182) is fixedly connected to the inner wall of the filter housing (181), a filter mechanism (183) is fixedly connected to the interior of the filter housing (181) in an annular shape and equidistantly, the filter mechanism (183) comprises 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); The connecting unit (17) includes a hollow plate (171), and connecting holes (172) are provided on the inner sides of both ends of the hollow plate (171). A cooling mechanism (173) is installed inside the connecting hole (172). The cooling mechanism (173) includes a cooling square column (1731), and a tapered hole (1732) is provided on the inner side of the cooling square column (1731). The connecting hole (172) and the cooling square column (1731) correspond one to one, and the connecting hole (172) is used for communication between the hollow plate (171) and the airway (15). The inner diameter ratio of the tapered hole (1732) at one end close to the frame (11) and the inner diameter at one end away from the frame (11) is 2:1; The connecting unit (17), the filter 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 welded crossbeam (2).

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

3. The assembly-type building steel structure welding device according to claim 2, 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 a "cross" shape, the upper side of the positioning block (161) close to one end of the welding cross 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).

4. The assembly-type building steel structure welding device according to claim 1, characterized in that: The fan (19) comprises a micro fan (191), one side of the micro fan (191) is fixedly connected to a mobile power supply (193), the inner side of the air inlet end of the micro fan (191) is fixedly connected to a filter (192), and the cross section of the mesh inside the filter (192) is diamond-shaped.

5. The assembly-type 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.

6. The assembly-type 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) through protrusions on both sides. Two through holes (110) are provided. The through holes (110) correspond to the telescopic spring (13) on a one-to-one basis. The bottom edge of the positioning plate (12) is arc-shaped.

7. The assembly-type 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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