Steel beam welding water cooling device

Abstract

The utility model discloses a steel beam welding water cooling device, which belongs to the technical field of steel beam welding equipment and comprises a support frame, a cooling mechanism is connected inside the support frame and comprises a support ring pipe and an annular spraying box connected to one end of the support ring pipe, and a cooling pipe is mounted on the outer side of the support ring pipe. One end of the cooling pipe extends to the inner side of the annular spraying box, a plurality of spraying heads are installed on the inner wall of the annular spraying box, and a water tank located below the annular spraying box is installed at the bottom of the operation table. Due to the arrangement of the cooling mechanism, when the steel beam penetrates through the cooling mechanism, the steel beam firstly penetrates through the supporting ring pipe, at the moment, water in the cooling pipe does not make direct contact with the steel beam and can be pre-cooled, then the pre-cooled steel beam enters the annular spraying box, and at the moment, cooling water is subjected to spraying cooling and sectional type cooling through the spraying heads; the change of the steel structure caused by instant cooling is avoided, and the welding quality of the steel beam is ensured.

Description

Technical Field

[0001] The utility model relates to a steel beam welding device, in particular to a water-cooling device for steel beam welding, and belongs to the technical field of steel beam welding equipment. Background Art

[0002] Steel beams are beams made of steel. Crane beams and working platform beams in factories, floor beams in multi-story buildings, and purlins in roof structures can all be made of steel beams. Steel pipes need to be cooled after welding, especially the welds.

[0003] Water cooling or air cooling is generally used to cool welded steel pipes. However, it is structurally difficult to cool continuously conveyed steel pipes. In addition, the steel pipes are easily affected by the instantaneous cooling during cooling, which can easily lead to changes in the steel structure and thus affect the quality. Existing cooling devices cannot achieve the function of continuous cooling and therefore cannot be used in conjunction with continuous welding devices, resulting in low work efficiency.

[0004] The utility model proposes a new solution to the above problems. Utility Model Content

[0005] The main purpose of the utility model is to solve the deficiencies of the prior art and to provide a water-cooling device for welding steel beams.

[0006] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0007] A water-cooling device for steel beam welding comprises an operating table, a drive roller table being provided on the operating table, a support frame being installed on the top of the operating table, a cooling mechanism being connected to the interior of the support frame, the cooling mechanism comprising a supporting ring pipe and an annular spray box connected to one end of the supporting ring pipe, a cooling pipe being installed on the outer side of the supporting ring pipe, one end of the cooling pipe extending to the inner side of the annular spray box, a plurality of nozzles being installed on the inner wall of the annular spray box, and a water tank being installed below the annular spray box at the bottom of the operating table.

[0008] Preferably, a water pump is installed on the front of the operating table, the input end of the water pump is connected to the water tank through an input pipe, and the output end of the water pump is connected to the cooling pipe through an output pipe.

[0009] Preferably, a sewage pipe is connected to the bottom of the water tank, and a valve is installed on the sewage pipe.

[0010] Preferably, a water outlet pipe cooperating with the input pipe is connected to the outer wall of the water tank, and a filter is installed on the inner side of the water outlet pipe.

[0011] Preferably, a fan is installed on the operating table, and the air outlet end of the fan is directed toward between the annular spray box and the water tank.

[0012] Preferably, heat dissipation holes are provided on the outer wall of the supporting ring tube.

[0013] Preferably, the support ring tube and the support frame are connected to each other via screws.

[0014] Preferably, the top of the support ring tube is connected to a connection block that cooperates with the screw thread, and the top of the support frame is provided with a mounting hole corresponding to the connection block.

[0015] Preferably, the front and rear outer walls of the support frame are both connected with connecting plates, and the connecting plates are provided with connecting holes.

[0016] Preferably, the top of the operating table is connected to a stud that matches the connecting hole, and a nut is installed on the top of the stud.

[0017] The beneficial technical effects of the present invention are as follows: according to the water-cooling and temperature-reducing device for welding steel beams of the present invention, through the setting of the cooling mechanism, when the steel beam passes through the cooling mechanism, it first passes through the supporting ring pipe. At this time, the water in the cooling pipe does not directly contact the steel beam and can be pre-cooled. Then, the pre-cooled steel beam enters the annular spray box. At this time, the cooling water is sprayed and cooled through the nozzle, and the cooling is carried out in sections, which avoids changes in the steel structure caused by instantaneous cooling and ensures the welding quality of the steel beam; through the setting of the water tank, the cooled water can be collected to reduce pollution and waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of a preferred embodiment provided by the utility model;

[0019] Figure 2 A side view of the overall structure of a preferred embodiment provided by the utility model;

[0020] Figure 3 A cross-sectional view of the overall structure of a preferred embodiment provided by the utility model;

[0021] Figure 4 A schematic diagram of the structure of an operating table according to a preferred embodiment of the present invention;

[0022] Figure 5 A schematic diagram of the cooling mechanism structure according to a preferred embodiment of the present invention;

[0023] Figure 6 This is a cross-sectional view of the cooling mechanism structure according to a preferred embodiment of the present invention.

[0024] In the figure: 1. Operating table; 2. Drive roller; 3. Support frame; 4. Support ring pipe; 5. Annular spray box; 6. Cooling pipe; 7. Nozzle; 8. Water tank; 9. Water pump; 10. Inlet pipe; 11. Output pipe; 12. Drain pipe; 13. Water outlet pipe; 14. Fan; 15. Heat dissipation hole; 16. Screw; 17. Connecting block; 18. Mounting hole; 19. Connecting plate; 20. Connecting hole; 21. Stud; 22. Nut. DETAILED DESCRIPTION

[0025] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is described in further detail below with reference to embodiments and drawings, but the implementation manner of the present invention is not limited thereto.

[0026] like Figures 1-6 As shown, the embodiment provides a water-cooling device for steel beam welding, comprising an operating table 1, a transmission roller 2 being provided on the operating table 1, a support frame 3 being installed on the top of the operating table 1, a cooling mechanism being connected to the interior of the support frame 3, the cooling mechanism comprising a support ring pipe 4 and an annular spray box 5 connected to one end of the support ring pipe 4, a cooling pipe 6 being installed on the outside of the support ring pipe 4, one end of the cooling pipe 6 extending to the inside of the annular spray box 5, a plurality of nozzles 7 being installed on the inner wall of the annular spray box 5, and a water tank 8 being installed at the bottom of the operating table 1 below the annular spray box 5. By setting the cooling mechanism, when the steel beam passes through the cooling mechanism, it first passes through the support ring pipe 4. At this time, the water in the cooling pipe 6 does not directly contact the steel beam and can be pre-cooled. After that, the pre-cooled steel beam enters the annular spray box 5, at which time the cooling water is sprayed and cooled by the nozzle 7. The segmented cooling method avoids the change of the steel structure caused by instantaneous cooling, thereby ensuring the welding quality of the steel beam; by setting the water tank 8, the cooled water can be collected, reducing pollution and waste.

[0027] In this embodiment, if Figure 1 、 Figure 2 and Figure 3 As shown, a water pump 9 is installed on the front of the operating table 1. The input end of the water pump 9 is connected to the water tank 8 through an input pipe 10, and the output end of the water pump 9 is connected to the cooling pipe 6 through an output pipe 11. The bottom of the water tank 8 is connected to a drain pipe 12, and a valve is installed on the drain pipe 12. The outer wall of the water tank 8 is connected to a water outlet pipe 13 that cooperates with the input pipe 10. A filter is installed on the inner side of the water outlet pipe 13. A fan 14 is installed on the operating table 1, and the air outlet end of the fan 14 is directed between the annular spray box 5 and the water tank 8. The arrangement of the water pump 9 realizes the recycling of cooling water and saves water resources. The arrangement of the fan 14 enables rapid cooling of the cooling water.

[0028] In this embodiment, if Figure 4 、 Figure 5 and Figure 6As shown, heat dissipation holes 15 are formed on the outer wall of the support ring tube 4. The support ring tube 4 and the support frame 3 are connected to each other by screws 16. The top of the support ring tube 4 is connected to a connecting block 17 that threadably engages with the screws 16. The top of the support frame 3 is provided with a mounting hole 18 corresponding to the connecting block 17. The provision of heat dissipation holes 15 facilitates heat exchange between the cooling water in the cooling tube 6 and the steel beam. The provision of screws 16 and connecting blocks 17 facilitates disassembly and assembly of the cooling mechanism, facilitating maintenance.

[0029] In this embodiment, if Figure 1 、 Figure 2 and Figure 3 As shown, connecting plates 19 are connected to the front and rear outer walls of the support frame 3. Connecting holes 20 are formed in the connecting plates 19. Studs 21 that fit into the connecting holes 20 are connected to the top of the operating table 1. Nuts 22 are installed on the tops of the studs 21. The studs 21 and connecting holes 20 facilitate assembly and disassembly of the support frame 3.

[0030] In this embodiment, if Figures 1-6 As shown, the working process of a water-cooling device for welding steel beams provided in this embodiment is as follows:

[0031] Step 1: Place the steel beam on the transmission roller 2 for transportation, start the water pump 9, and cool water enters the cooling mechanism;

[0032] Step 2: The steel beam first passes through the support ring pipe 4. At this time, the water in the cooling pipe 6 does not directly contact the steel beam, and pre-cooling is performed;

[0033] Step 3: The pre-cooled steel beam then enters the annular spray box 5, where cooling water is sprayed through the nozzle 7 for cooling.

[0034] The above is only a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and concept of the present invention within the scope disclosed by the present invention, which falls within the protection scope of the present invention.

Claims

1. A water-cooling device for steel beam welding, comprising an operating table (1), wherein a transmission roller table (2) is provided on the operating table (1), characterized in that: A support frame (3) is installed on the top of the operating table (1), and a cooling mechanism is connected to the interior of the support frame (3). The cooling mechanism comprises a supporting ring tube (4) and an annular spray box (5) connected to one end of the supporting ring tube (4). A cooling pipe (6) is installed on the outside of the supporting ring tube (4), and one end of the cooling pipe (6) extends to the inside of the annular spray box (5). A plurality of spray heads (7) are installed on the inner wall of the annular spray box (5). A water tank (8) located below the annular spray box (5) is installed at the bottom of the operating table (1).

2. A water-cooling device for steel beam welding according to claim 1, characterized in that: A water pump (9) is installed on the front of the operating table (1); the input end of the water pump (9) is connected to the water tank (8) via an input pipe (10); and the output end of the water pump (9) is connected to the cooling pipe (6) via an output pipe (11).

3. The water cooling device for steel beam welding according to claim 1, characterized in that: The bottom of the water tank (8) is connected to a sewage pipe (12), and a valve is installed on the sewage pipe (12).

4. A water-cooling device for steel beam welding according to claim 2, characterized in that: An outlet pipe (13) that cooperates with the inlet pipe (10) is connected to the outer wall of the water tank (8), and a filter screen is installed on the inner side of the outlet pipe (13).

5. The water cooling device for steel beam welding according to claim 1, characterized in that: A fan (14) is installed on the operating table (1), and the air outlet end of the fan (14) is directed toward between the annular spray box (5) and the water tank (8).

6. A water-cooling device for steel beam welding according to claim 5, characterized in that: Heat dissipation holes (15) are provided on the outer wall of the supporting ring tube (4).

7. The water cooling device for steel beam welding according to claim 1, characterized in that: The supporting ring tube (4) and the supporting frame (3) are connected to each other via screws (16).

8. The water cooling device for steel beam welding according to claim 7, characterized in that: The top of the support ring tube (4) is connected to a connection block (17) threadedly matched with the screw (16), and the top of the support frame (3) is provided with a mounting hole (18) corresponding to the connection block (17).

9. The water cooling device for steel beam welding according to claim 1, characterized in that: The front and rear outer walls of the support frame (3) are both connected with connecting plates (19), and the connecting plates (19) are provided with connecting holes (20).

10. A water-cooling device for steel beam welding according to claim 9, characterized in that: The top of the operating table (1) is connected to a stud (21) that matches the connection hole (20), and a nut (22) is installed on the top of the stud (21).

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