Cooling device for welded pipe sizing mill

Abstract

The utility model provides a cooling device for a welded pipe sizing mill, which comprises a reflux tank, a filter drum I, a filter drum II, a cooling tower and a spraying channel, and the reflux tank, the cooling tower, the spraying channel, the filter drum I and the filter drum II are fixedly communicated with one another through a pipeline system; a filter cartridge I and a filter cartridge II are uniformly and fixedly mounted in the reflux tank, slag discharge ports corresponding to one ends of the filter cartridge I and the filter cartridge II are uniformly formed in one side of the reflux tank, and slag discharge drivers are respectively arranged on the filter cartridge I and the filter cartridge II; according to the overall arrangement, in the process that the welded pipe sizing mill machines the welded pipe, the welded pipe can be cooled through cooling water circulation, meanwhile, in the cooling process, impurities in the first filter cylinder and the second filter cylinder corresponding to the first filter cylinder and the second filter cylinder are automatically cleaned through the deslagging driver, the first filter cylinder and the second filter cylinder are prevented from being saturated too fast, and the service life of the welded pipe is prolonged. Therefore, the filtering time of the filter cartridge I and the filter cartridge II is prolonged, and the cooling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of welded pipe sizing machines, and particularly relates to a cooling device for a welded pipe sizing machine. Background Art

[0002] The cooling device for a welded pipe sizing machine is one of the key devices on a welded pipe production line. Its main function is to quickly and effectively cool the welded pipe after it is sized by the sizing machine to ensure the dimensional accuracy, surface quality and performance of the welded pipe.

[0003] Nowadays, common cooling devices for welded pipe sizing machines, such as water cooling devices, during the process of recycling cooling water, due to the presence of certain impurities in the water, it is usually necessary to filter the impurities in the water before use. However, the slag storage capacity of the filtering mechanism is limited and needs to be cleaned regularly. It is not convenient to clean at any time and is prone to saturation, which will greatly shorten the filtering time, thus having certain limitations.

[0004] Therefore, it is very necessary to invent a cooling device for a welded pipe sizing machine. Content of the Utility Model

[0005] In order to solve the above technical problems, the technical solution adopted by the cooling device for a welded pipe sizing machine provided by the utility model is as follows: A cooling device for a welded pipe sizing machine includes a return pool, a first filter cylinder, a second filter cylinder, a cooling tower and a spray channel. Among them: The return pool, the cooling tower, the spray channel, the first filter cylinder and the second filter cylinder are fixedly connected to each other through a pipeline system; The first filter cylinder and the second filter cylinder are evenly and fixedly installed inside the return pool, and a slag discharge port corresponding to one end of the first filter cylinder and the second filter cylinder is evenly opened on one side of the return pool. A slag discharge driver is arranged on each of the first filter cylinder and the second filter cylinder.

[0006] Preferably, the slag discharge driver includes a motor and a dragon column, and the dragon column is rotatably installed in the corresponding first filter cylinder and second filter cylinder. The motor is fixedly installed at one end outside the corresponding first filter cylinder and second filter cylinder; The output end of the motor is fixedly connected to one end of the corresponding dragon column, and the end of the motor connected to the corresponding first filter cylinder and second filter cylinder is sealed.

[0007] Preferably, the slag discharge port is communicated with the corresponding first filter cylinder and second filter cylinder; A plugging device for plugging the slag discharge port and a slag discharge bin communicated with the slag discharge port are fixedly installed outside the return pool, and a slag discharge channel inclined towards the ground is opened on the outside of the slag discharge bin.

[0008] Preferably, the pipeline system includes a three-way solenoid valve, a return pipe, a supply pipe, a delivery pipe, a first water outlet pipe, a water inlet pipe, and a water outlet pipe. Two ports of the three-way solenoid valve are fixedly communicated with the corresponding first filter cartridge and second filter cartridge, respectively, and the other port of the three-way solenoid valve is fixedly communicated with one end of the return pipe; the other port of the return pipe is fixedly communicated with one port of the water outlet pipe, and the other port of the water outlet pipe is fixedly communicated with the spray channel; one end of the supply pipe extends into the return pool, and the supply pipe is fixedly connected to the return pool, and the other end of the supply pipe is fixedly communicated with one port of the delivery pipe; the other port of the delivery pipe is fixedly communicated with the water inlet of the cooling tower; one port of the first water outlet pipe is fixedly communicated with the water outlet of the cooling tower, and the other port of the first water outlet pipe is fixedly communicated with one port of the water inlet pipe, and the other port of the water inlet pipe is fixedly communicated with the spray channel.

[0009] Preferably, a water pump is fixedly installed inside the return pool, and the water outlet end of the water pump inside the return pool is fixedly communicated with one end of the supply pipe inside the return pool.

[0010] Preferably, the plugging device includes a sealing plate and an electric push rod. The electric push rod is fixedly installed on one side of the return pool, and the electric push rod is located above the slag discharge port; the output end of the electric push rod is fixedly connected to the peripheral surface of the sealing plate, and the sealing plate plugs outside one of the slag discharge ports.

[0011] Preferably, a plurality of spray nozzles are evenly and fixedly installed at four included angles inside the spray channel, and a water collecting tank is formed on the bottom surface inside the spray channel. A drain hole is formed through the bottom of the spray channel; the drain hole is located in the water collecting tank, and the drain hole is communicated with the water collecting tank and the water outlet pipe; the spray nozzles are communicated with the water inlet pipe.

[0012] Compared with the prior art, the advantages of the present utility model are as follows:

[0013] With the overall arrangement of the present utility model, during the process of the welded pipe sizing machine processing the welded pipe, the welded pipe can be cooled through the circulation of cooling water. At the same time, during the cooling process, the impurities in the corresponding first filter cartridge and second filter cartridge are automatically cleaned by the slag discharge driver, preventing the first filter cartridge and the second filter cartridge from being saturated too quickly, thereby prolonging the filtering duration of the first filter cartridge and the second filter cartridge and improving the cooling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is the overall structural schematic diagram of the present utility model.

[0015] Figure 2 is the structural schematic diagram of the return pool of the present utility model.

[0016] Figure 3 is the structural schematic diagram of the spray channel of the present utility model.

[0017] In the figure:

[0018] Return flow pond 1, slag discharge port 2, filter cartridge 1 3, filter cartridge 2 4, motor 5, auger column 6, slag discharge bin 7, slag outlet 8, sealing plate 9, electric push rod 10, three-way solenoid valve 11, return pipe 12, supply pipe 13, conveying pipe 14, cooling tower 15, first water outlet pipe 16, spray channel 17, water inlet pipe 18, water outlet pipe 19, nozzle 20, drain hole 21, water collecting tank 22. Specific implementation manners

[0019] In order to enable those skilled in the art of the present technology to better understand the solution of the present utility model, the technical solutions in the embodiments of the present utility model will be clearly and completely described below. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0020] In the description of the embodiments, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance. In the description of the utility model, it should be noted that unless otherwise clearly defined and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0021] The following further describes the present utility model with reference to the drawings: Embodiment

[0022] Refer to Figures 1-3, A cooling device for a welded pipe sizing machine, comprising a reflux pool 1, a first filter cylinder 3, a second filter cylinder 4, a cooling tower 15 and a spray channel 17, wherein: The reflux pool 1, the cooling tower 15, the spray channel 17, the first filter cylinder 3 and the second filter cylinder 4 are fixedly connected to each other through a pipeline system; The first filter cylinder 3 and the second filter cylinder 4 are evenly and fixedly installed inside the reflux pool 1 to alternately filter the cooling water flowing back into the reflux pool 1, thereby extending the saturation duration. And on one side of the reflux pool 1, slag discharge ports 2 corresponding to one ends of the first filter cylinder 3 and the second filter cylinder 4 are evenly arranged, so that impurities in the first filter cylinder 3 and the second filter cylinder 4 are discharged through the slag discharge ports 2. A slag discharge driver is arranged on each of the first filter cylinder 3 and the second filter cylinder 4 to automatically discharge the impurities in the first filter cylinder 3 and the second filter cylinder 4 at any time;

[0023] The slag discharge driver includes a motor 5 and a screw column 6, so as to drive the corresponding screw column 6 to rotate in the corresponding first filter cylinder 3 and second filter cylinder 4 through the motor 5, and convey the impurities in the first filter cylinder 3 and the second filter cylinder 4 to the slag discharge port 2 through rotation. And the screw column 6 is rotatably installed in the corresponding first filter cylinder 3 and second filter cylinder 4, and the motor 5 is fixedly installed at one end outside the corresponding first filter cylinder 3 and second filter cylinder 4; The output end of the motor 5 is fixedly connected to one end of the corresponding screw column 6, and the end of the motor 5 connected to the corresponding first filter cylinder 3 and second filter cylinder 4 is sealed to prevent the cooling water flowing back into the first filter cylinder 3 and the second filter cylinder 4 from leaking from the connection between the motor 5 and the corresponding first filter cylinder 3 and second filter cylinder 4;

[0024] The slag discharge port 2 is communicated with the corresponding first filter cylinder 3 and second filter cylinder 4; A plugging device for plugging the slag discharge port 2 and a slag discharge bin 7 communicated with the slag discharge port 2 are fixedly installed outside the reflux pool 1. Through the setting of the plugging device, when the first filter cylinder 3 or the second filter cylinder 4 filters the flowing-back cooling water, the corresponding slag discharge port 2 can be plugged to prevent the flowing-back cooling water from leaking from the slag discharge port 2. And a slag discharge channel 8 inclined towards the ground is arranged outside the slag discharge bin 7, so that the impurities falling into the slag discharge bin 7 can automatically discharge from the slag discharge bin 7.

[0025] The pipeline system includes a three-way solenoid valve 11, a return pipe 12, a supply pipe 13, a delivery pipe 14, a first outlet pipe 16, an inlet pipe 18 and an outlet pipe 19. Two ports of the three-way solenoid valve 11 are fixedly communicated with the corresponding first filter cartridge 3 and second filter cartridge 4. Through the setting of the three-way solenoid valve 11, the returned cooling water can be alternately and separately delivered to the first filter cartridge 3 or the second filter cartridge 4 for filtration. The other port of the three-way solenoid valve 11 is fixedly communicated with one end of the return pipe 12; the other port of the return pipe 12 is fixedly communicated with one port of the outlet pipe 19, and the other port of the outlet pipe 19 is fixedly communicated with the spray channel 17; one end of the supply pipe 13 extends into the return pool 1, and the supply pipe 13 is fixedly connected to the return pool 1. The other end of the supply pipe 13 is fixedly communicated with one port of the delivery pipe 14; the other port of the delivery pipe 14 is fixedly communicated with the water inlet of the cooling tower 15; one port of the first outlet pipe 16 is fixedly communicated with the water outlet of the cooling tower 15, and the other port of the first outlet pipe 16 is fixedly communicated with one port of the inlet pipe 18. The other port of the inlet pipe 18 is fixedly communicated with the spray channel 17.

[0026] A water pump is fixedly installed inside the return pool 1, so as to deliver the filtered cooling water in the return pool 1 to the cooling tower 15 for cooling through the cooperation of the water pump, the supply pipe 13 and the delivery pipe 14. The water outlet end of the water pump inside the return pool 1 is fixedly communicated with the end of the supply pipe 13 inside the return pool 1.

[0027] The plugging device includes a sealing plate 9 and an electric push rod 10. The electric push rod 10 is fixedly installed on one side of the return pool 1, and the electric push rod 10 is above the slag discharge port 2; the output end of the electric push rod 10 is fixedly connected to the peripheral surface of the sealing plate 9, and the sealing plate 9 plugs the outside of one of the slag discharge ports 2; through the setting of the electric push rod 10, after the electric push rod 10 is fully extended, the sealing plate 9 will plug the slag discharge port 2 at one end of the first filter cartridge 3, and after the electric push rod 10 is fully retracted, the sealing plate 9 will plug the slag discharge port 2 at one end of the second filter cartridge 4.

[0028] A number of spray heads 20 are evenly distributed and fixedly installed at the four included angle positions inside the spray channel 17. When the welding pipe passes through the inside of the spray channel 17, the cooling water can be evenly sprayed onto the welding pipe from multiple directions through the spray heads 20, so as to fully and evenly cool the welding pipe. A water collecting tank 22 is opened on the bottom surface inside the spray channel 17 for collecting the coolant after spraying. A drain hole 21 is penetrated through the bottom of the spray channel 17, so that the coolant in the water collecting tank 22 can be discharged into the outlet pipe 19 through the drain hole 21 and then discharged from the outlet pipe 19 into the return pipe 12; the drain hole 21 is located in the water collecting tank 22, and the drain hole 21 is communicated with the water collecting tank 22 and the outlet pipe 19; the spray heads 20 are communicated with the inlet pipe 18.

[0029] In this embodiment, the spray channel 17 is fixedly installed at the position required by the welded pipe sizing machine, so that the welded pipe can smoothly pass through the spray channel 17;

[0030] When the welded pipe enters the spray channel 17, cooling water is sprayed onto the welded pipe through the nozzle 20 to cool the welded pipe; the cooling water that absorbs heat will drip into the water collecting tank 22, and then be discharged into the water outlet pipe 19 through the drain hole 21, and then be discharged from the water outlet pipe 19 into the return pipe 12, and finally be discharged into the filter cartridge 1 3 or the filter cartridge 2 4 through the three-way solenoid valve 11;

[0031] When the returned cooling water is discharged into the filter cartridge 1 3, the electric push rod 10 is fully extended, and the sealing plate 9 will block the slag discharge port 2 at one end of the filter cartridge 1 3 to prevent the returned cooling water from leaking through the slag discharge port 2; the filtered cooling water will directly drip into the return pool 1, and the water pump in the return pool 1 cooperates with the supply pipe 13 and the delivery pipe 14 to transport the filtered cooling water in the return pool 1 to the cooling tower 15 for cooling; the cooled cooling water is then transported to each nozzle 20 through the water outlet pipe 1 16 and the water inlet pipe 18, so as to realize the recycling of the cooling water;

[0032] After the filter cartridge 1 3 has been filtering for a period of time, the returned cooling water can be discharged into the filter cartridge 2 4 through the three-way solenoid valve 11. At this time, the electric push rod 10 is fully retracted, and the sealing plate 9 will block the slag discharge port 2 at one end of the filter cartridge 2 4;

[0033] At this time, the motor 5 on the filter cartridge 1 3 drives the corresponding auger column 6 to rotate in the filter cartridge 1 3, and the impurities in the filter cartridge 1 3 are transported to the slag discharge port 2 by the rotation, so that the impurities are discharged into the slag discharge bin 7 through the slag discharge port 2. At the same time, a corresponding collection container is placed below the slag discharge channel 8;

[0034] Then, the impurities inside the filter cartridge 2 4 are cleaned in the same way as above, and they are alternately operated in this way, so as to increase the filtering duration and improve the cooling efficiency.

[0035] Using the technical solution of the present invention, or those skilled in the art being inspired by the technical solution of the present invention to design a similar technical solution and achieving the above technical effects, all fall within the protection scope of the present invention.

Claims

1. A cooling device for a sizing machine of welded pipes, characterized in that: It includes a reflux pool (1), a first filter cartridge (3), a second filter cartridge (4), a cooling tower (15) and a spray channel (17), wherein: the reflux pool (1), the cooling tower (15), the spray channel (17), the first filter cartridge (3) and the second filter cartridge (4) are fixedly connected to each other through a pipeline system; the first filter cartridge (3) and the second filter cartridge (4) are uniformly and fixedly installed inside the reflux pool (1), and slag discharge ports (2) corresponding to one ends of the first filter cartridge (3) and the second filter cartridge (4) are uniformly arranged on one side of the reflux pool (1), and slag discharge drivers are arranged on each of the first filter cartridge (3) and the second filter cartridge (4). The slag discharge driver includes a motor (5) and a dragon column (6), and the dragon column (6) is rotatably installed in the corresponding first filter cartridge (3) and second filter cartridge (4), and the motor (5) is fixedly installed at one end outside the corresponding first filter cartridge (3) and second filter cartridge (4); the output end of the motor (5) is fixedly connected to one end of the corresponding dragon column (6), and the end of the motor (5) connected to the corresponding first filter cartridge (3) and second filter cartridge (4) is sealed. The slag discharge port (2) is communicated with the corresponding first filter cartridge (3) and second filter cartridge (4); a plugging device for plugging the slag discharge port (2) and a slag discharge bin (7) communicated with the slag discharge port (2) are fixedly installed outside the reflux pool (1), and a slag discharge channel (8) inclined towards the ground is arranged on the outside of the slag discharge bin (7).

2. The cooling device for a welded pipe sizing machine according to claim 1, characterized in that: The pipeline system includes a three-way solenoid valve (11), a reflux pipe (12), a supply pipe (13), a delivery pipe (14), a first outlet pipe (16), an inlet pipe (18) and an outlet pipe (19), and two ports of the three-way solenoid valve (11) are fixedly communicated with the corresponding first filter cartridge (3) and second filter cartridge (4), and the other port of the three-way solenoid valve (11) is fixedly communicated with one end of the reflux pipe (12); the other end of the reflux pipe (12) is fixedly communicated with one port of the outlet pipe (19), and the other port of the outlet pipe (19) is fixedly communicated with the spray channel (17); one end of the supply pipe (13) extends into the reflux pool (1), and the supply pipe (13) is fixedly connected to the reflux pool (1), and the other end of the supply pipe (13) is fixedly communicated with one port of the delivery pipe (14); the other port of the delivery pipe (14) is fixedly communicated with the water inlet of the cooling tower (15); one port of the first outlet pipe (16) is fixedly communicated with the water outlet of the cooling tower (15), and the other port of the first outlet pipe (16) is fixedly communicated with one port of the inlet pipe (18), and the other port of the inlet pipe (18) is fixedly communicated with the spray channel (17).

3. The cooling device for a welded pipe sizing machine according to claim 2, characterized in that: A water pump is fixedly installed inside the reflux pool (1), and the water outlet end of the water pump inside the reflux pool (1) is fixedly communicated with one end of the supply pipe (13) inside the reflux pool (1).

4. The cooling device for a welded pipe sizing machine according to claim 1, wherein: The plugging device includes a sealing plate (9) and an electric push rod (10), and the electric push rod (10) is fixedly installed on one side of the reflux tank (1), and the electric push rod (10) is located above the slag discharge port (2); the output end of the electric push rod (10) is fixedly connected to the circumferential surface of the sealing plate (9), and the sealing plate (9) plugs the outside of one of the slag discharge ports (2).

5. The cooling device for a welded pipe sizing machine according to claim 2, characterized in that: A number of spray heads (20) are evenly and fixedly installed at four corners inside the spray channel (17), and a water collecting tank (22) is formed on the bottom surface inside the spray channel (17), and a drain hole (21) is formed through the bottom of the spray channel (17); the drain hole (21) is located in the water collecting tank (22), and the drain hole (21) is communicated with the water collecting tank (22) and the water outlet pipe (19); the spray heads (20) are communicated with the water inlet pipe (18).

Images