Welded pipe quenching device with circulating system

Abstract

The utility model relates to a welded pipe quenching device with a circulating system, and belongs to the field of welded pipe quenching, the welded pipe quenching device comprises a rack, the rack is provided with a circulating pool and a cooling pool, a welded pipe penetrates through the cooling pool, the cooling pool is connected with a water inlet pipe and a water outlet pipe, one end of the water inlet pipe is communicated with the cooling pool, and the other end of the water inlet pipe is communicated with the circulating pool; the water outlet pipe is positioned on the outer wall of the cooling pond. The cooling medium in the circulating pool can enter the cooling pool under the action of the water inlet pipe, the cooling medium in the cooling pool can flow into the circulating pool under the action of the water outlet pipe, and the cooling medium in the cooling pool and the cooling medium in the circulating pool circulate, so that the temperature of the cooling medium in the cooling pool is not too high easily; therefore, the cooling medium can finish the quenching of the welded pipe more stably.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of welded pipe quenching, in particular to a welded pipe quenching device with a circulating system. BACKGROUND

[0002] The welded pipe needs to go through a quenching process after production to improve the strength of the welded pipe. The current quenching device mainly includes a quenching station and a cooling station. The welded pipe after the quenching station enters the cooling station for cooling. The cooling station is mainly a cooling pool filled with cooling medium. In actual use, the cooling medium in the cooling pool will be subjected to heat transfer from the welded pipe, causing the temperature of the cooling medium to rise, reducing the cooling effect of the cooling medium on the welded pipe, and making the welded pipe unable to achieve the set quenching effect, thereby reducing the quenching effect of the quenching device. CONTENT OF THE UTILITY MODEL

[0003] In order to improve the above problems, the present application provides a welded pipe quenching device with a circulating system.

[0004] The welded pipe quenching device with a circulating system provided by the present application adopts the following technical scheme:

[0005] A welded pipe quenching device with a circulating system, comprising a rack, a circulating pool and a cooling pool are arranged on the rack, a welded pipe is arranged in the cooling pool, a water inlet pipe and a water outlet pipe are connected to the cooling pool, one end of the water inlet pipe is communicated with the cooling pool, and the other end is communicated with the circulating pool, and the water outlet pipe is arranged on the outer wall of the cooling pool.

[0006] By adopting the above technical scheme, after the welded pipe is quenched, it enters the cooling pool, the cooling medium contacts the welded pipe, and the cooling of the welded pipe is completed. The cooling medium in the circulating pool can enter the cooling pool under the action of the water inlet pipe, and the cooling medium in the cooling pool can flow into the circulating pool under the action of the water outlet pipe. The cooling medium in the cooling pool and the cooling medium in the circulating pool circulate, so that the temperature of the cooling medium in the cooling pool is not easy to be too high, so that the cooling medium can complete the quenching of the welded pipe more stably, thereby improving the quenching effect of the quenching device.

[0007] Preferably, two opposite standing plates are fixedly connected to the rack, a heating pipe is fixedly connected between the two standing plates, a through hole communicated with the heating pipe is formed in the standing plate, the heating pipe is arranged to pass through the welded pipe, and a heating wire is wound around the heating pipe.

[0008] By adopting the above technical scheme, the welded pipe passes through the heating pipe, the heating wire is started, and the welded pipe is quenched by heat transfer.

[0009] Preferably, the cooling pool is fixedly connected with an auxiliary sleeve on one side along the direction in which the welded pipe travels, the welded pipe passes through the auxiliary sleeve, a water absorbing layer is arranged on the inner wall of the auxiliary sleeve, the water absorbing layer is in contact with the surface of the welded pipe, and the water absorbing layer is made of cotton.

[0010] Through the above technical scheme, when the welded pipe passes through the cooling pool, the welded pipe can take out the liquid in the cooling pool, the auxiliary sleeve can provide a mounting position for the water absorbing layer, and the water absorbing layer can absorb the liquid on the welded pipe to reduce the splashing of the liquid.

[0011] Preferably, a reflux plate is fixedly connected to the circulating pool, the reflux plate is arranged in an inclined manner, and baffles are fixedly connected to the two sides of the reflux plate.

[0012] Through the above technical scheme, when the welded pipe passes through the cooling pool, the liquid on the welded pipe can fall on the reflux plate and flow into the circulating pool along the reflux plate, and the baffles can reduce the possibility of the liquid sliding out of the reflux plate.

[0013] Preferably, a push rod is slidably arranged on the reflux plate, the push rod is in contact with the plate surface of the reflux plate, and a control assembly for controlling the sliding of the push rod is arranged on the baffle.

[0014] Through the above technical scheme, the operator can control the sliding of the push rod through the control assembly, the push rod can push the liquid accumulated on the reflux plate into the circulating pool, and the possibility of waste of the liquid is reduced.

[0015] Preferably, the control assembly comprises an electric push rod and a connecting rod, the electric push rod is mounted on the baffle, the piston rod of the electric push rod is fixedly connected with the connecting rod, and the end of the connecting rod away from the electric push rod is fixedly connected with the push rod.

[0016] Through the above technical scheme, when it is necessary to control the sliding of the push rod, the operator can drive the electric push rod to make the piston rod of the electric push rod drive the movement of the connecting rod, the movement of the connecting rod can drive the movement of the push rod, so that the liquid on the reflux plate is pushed back.

[0017] Preferably, a water spraying pipe is connected to the baffle, and the nozzle of the water spraying pipe faces the reflux plate.

[0018] Through the above technical scheme, the water spraying pipe can spray the cooling medium towards the reflux plate, which facilitates the flow of the liquid on the reflux plate into the circulating pool and the replenishment of the cooling medium in the circulating pool.

[0019] Preferably, a solution thermometer is mounted on the cooling pool.

[0020] By adopting the technical scheme, the solution thermometer can detect the temperature of the liquid in the cooling pool, so that the actual temperature in the cooling pool can be known by the operator.

[0021] To sum up, the present application has at least one of the following beneficial technical effects:

[0022] 1. By arranging the circulating pool, the cooling outlet, the water inlet pipe and the water outlet pipe, the welded pipe after quenching enters the cooling pool, the cooling medium contacts the welded pipe, the cooling of the welded pipe is completed, the cooling medium in the circulating pool can enter the cooling pool under the action of the water inlet pipe, the cooling medium in the cooling pool can flow into the circulating pool under the action of the water outlet pipe, the cooling medium in the cooling pool and the cooling medium in the circulating pool circulate, so that the temperature of the cooling medium in the cooling pool is not easy to be too high, so that the cooling medium can more stably complete the quenching of the welded pipe, thereby improving the quenching effect of the quenching device.

[0023] 2. By arranging the reflux plate and the baffle, when the welded pipe passes through the cooling pool, the welded pipe can carry out the liquid in the cooling pool, the liquid on the welded pipe can fall on the reflux plate and flow to the circulating pool along the reflux plate, and the baffle can reduce the possibility of the liquid sliding out of the reflux plate. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the overall structure schematic diagram for embodying the welded pipe quenching device in the embodiment of the present application.

[0025] Figure 2 It is the overall structure schematic diagram for embodying the circulating pool and the cooling pool in the embodiment of the present application.

[0026] Figure 3 It is the overall structure schematic diagram for embodying the circulating pool and the reflux plate in the embodiment of the present application.

[0027] Mark explanation: 1, rack; 2, circulating pool; 3, cooling pool; 31, water inlet pipe; 32, water outlet pipe; 33, auxiliary sleeve; 331, water absorption layer; 34, solution thermometer; 4, vertical plate; 41, heating pipe; 42, heating wire; 5, reflux plate; 51, baffle; 511, water spray pipe; 52, push rod; 6, control assembly; 61, electric push rod; 62, connecting rod. DETAILED DESCRIPTION

[0028] In order to make the application purpose, features and advantages more obvious and easy to understand, the technical solutions in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.

[0029] The following is in conjunction with the appendix Figures 1-3 This application will be described in further detail.

[0030] This application discloses a welded pipe quenching device with a circulation system, such as... Figure 1 As shown, the machine includes a frame 1, on which two opposing upright plates 4 are fixedly connected. A heating pipe 41 is fixedly connected between the two upright plates 4. The upright plates 4 have through holes communicating with the heating pipe 41, through which the welding pipe passes. A heating wire 42 is wound around the heating pipe 41. When the welding pipe passes through the heating pipe 41, the heating wire 42 is activated, and the welding pipe is quenched through heat transfer, which facilitates the subsequent cooling of the welding pipe.

[0031] like Figure 1 and 2 As shown, a circulation tank 2 and a cooling tank 3 are installed on the frame 1, with welded pipes passing through the cooling tank 3. A solution thermometer 34 is installed on the cooling tank 3 to detect the temperature of the liquid inside. An inlet pipe 31 and an outlet pipe 32 are connected to the cooling tank 3. One end of the inlet pipe 31 is connected to the cooling tank 3, and the other end is connected to the circulation tank 2. A water pump (not shown in the figure) is installed on the inlet pipe 31. Two outlet pipes 32 are located on the outer wall of the cooling tank 3, one in the middle of the outer wall and the other at the top. The cooling medium in the circulating pool 2 can enter the cooling pool 3 under the action of the water pump and the inlet pipe 31. The cooling medium in the cooling pool 3 can flow into the circulating pool 2 under the action of the outlet pipe 32. The cooling medium in the cooling pool 3 circulates with the cooling medium in the circulating pool 2, so that the temperature of the cooling medium in the cooling pool 3 is not too high. After the welded pipe is quenched, it enters the cooling pool 3, and the cooling medium comes into contact with the welded pipe to complete the cooling of the welded pipe.

[0032] like Figure 1 and 2 As shown, an auxiliary sleeve 33 is fixedly connected to the side of the cooling pool 3 away from the heating pipe 41, through which the welding pipe passes. A water-absorbing layer 331 is installed on the inner wall of the auxiliary sleeve 33, and the water-absorbing layer 331 is in contact with the surface of the welding pipe. The material of the water-absorbing layer 331 is cotton. When the welding pipe passes through the cooling pool 3, it can carry out the liquid in the cooling pool 3. The auxiliary sleeve 33 provides a position for the installation of the water-absorbing layer 331, which can absorb the liquid on the welding pipe, reducing the splashing of liquid and thus reducing the waste of cooling medium.

[0033] like Figure 1 and 3As shown, the circulating pool 2 is fixedly connected with the reflux plate 5 on the side away from the heating pipe 41, the reflux plate 5 is arranged obliquely, the end of the reflux plate 5 close to the circulating pool 2 is lower than the end of the reflux plate 5 away from the circulating pool 2, and the two sides of the reflux plate 5 are fixedly connected with the baffle 51. The end of the baffle 51 close to the circulating pool 2 is connected with the water spraying pipe 511, and the nozzle of the water spraying pipe 511 faces the reflux plate 5. After the welded pipe passes through the cooling pool 3, the welded pipe can carry out the liquid in the cooling pool 3, and the liquid on the welded pipe can fall on the reflux plate 5 and flow to the circulating pool 2 along the reflux plate 5; the water spraying pipe 511 can spray the cooling medium on the reflux plate 5, so as to facilitate the liquid on the reflux plate 5 to flow to the circulating pool 2 and the supplement of the cooling medium in the circulating pool 2.

[0034] As shown in Figure 1 and 3 the reflux plate 5 is slidably connected with the pushing rod 52, the pushing rod 52 slides close to or away from the circulating pool 2, and the pushing rod 52 is in contact with the plate surface of the reflux plate 5. The baffle 51 is provided with the control assembly 6 for controlling the sliding of the pushing rod 52, the control assembly 6 comprises the electric push rod 61 and the connecting rod 62, the electric push rod 61 is fixedly installed on the inner side of the baffle 51, the piston rod of the electric push rod 61 is fixedly connected with the connecting rod 62, and the end of the connecting rod 62 away from the electric push rod 61 is fixedly connected with the pushing rod 52. When the cooling medium is accumulated on the reflux plate 5, the operator can drive the electric push rod 61, the piston rod of the electric push rod 61 drives the movement of the connecting rod 62, the movement of the connecting rod 62 can drive the movement of the pushing rod 52, the pushing rod 52 is in contact with the plate surface of the reflux plate 5, so as to push the accumulated cooling medium on the reflux plate 5 back to the circulating pool 2, thereby reducing the waste of the cooling medium.

[0035] The implementation principle of the welded pipe quenching device with a circulating system in the embodiment of the application is as follows:

[0036] The welded pipe passes through the heating pipe 41, the heating wire 42 is started, the welded pipe is quenched through the heat transfer mode, and then the welded pipe continues to move to the cooling pool 3, the cooling medium is in contact with the welded pipe, and the cooling of the welded pipe is completed. The cooling medium in the cooling pool 3 circulates with the cooling medium in the circulating pool 2, so that the temperature of the cooling medium in the cooling pool 3 is not easy to be too high, the water absorption layer 331 can absorb the liquid on the welded pipe, and the cooling medium carried out by the welded pipe can fall on the reflux plate 5 and flow back to the circulating pool 2 from the reflux plate 5.

[0037] When the cooling medium is accumulated on the reflux plate 5, the operator can drive the electric push rod 61, the pushing rod 52 is in contact with the plate surface of the reflux plate 5, so as to push the accumulated cooling medium on the reflux plate 5 back to the circulating pool 2, the water spraying pipe 511 can spray the cooling medium on the reflux plate 5, and the liquid on the reflux plate 5 can flow to the circulating pool 2.

[0038] The above are all preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A welded tube quenching apparatus having a circulation system, characterized by: Including frame (1), the frame (1) is equipped with circulating pool (2) and cooling pool (3), and the welded pipe is arranged in the cooling pool (3), the cooling pool (3) is connected with water inlet pipe (31) and water outlet pipe (32), one end of the water inlet pipe (31) is communicated with the cooling pool (3), the other end is communicated with the circulating pool (2), and the water outlet pipe (32) is located on the outer wall of the cooling pool (3); The cooling pool (3) is fixedly connected with an auxiliary sleeve (33) on one side along the direction of the welded pipe, the auxiliary sleeve (33) is arranged for the welded pipe to pass through, the inner wall of the auxiliary sleeve (33) is provided with a water absorption layer (331), the water absorption layer (331) is in contact with the surface of the welded pipe, and the material of the water absorption layer (331) is cotton; The circulating pool (2) is fixedly connected with a reflux plate (5), the reflux plate (5) is inclinedly arranged, and the two sides of the reflux plate (5) are fixedly connected with a baffle (51).

2. A welded tube quenching device with a circulation system according to claim 1, characterized in that: The frame (1) is fixedly connected with two oppositely arranged vertical plates (4), and a heating pipe (41) is fixedly connected between the two vertical plates (4), a through hole is formed in the vertical plate (4) and communicated with the heating pipe (41), the heating pipe (41) is arranged for the welded pipe to pass through, and a heating wire (42) is wound on the heating pipe (41).

3. A welded tube quenching device with a circulation system according to claim 1, characterized in that: The reflux plate (5) is slidably connected with a push rod (52), the push rod (52) is in contact with the plate surface of the reflux plate (5), and the baffle (51) is provided with a control assembly (6) for controlling the sliding of the push rod (52).

4. A welded tube quenching device with a circulation system according to claim 3, characterized in that: The control assembly (6) comprises an electric push rod (61) and a connecting rod (62), the electric push rod (61) is installed on the baffle (51), the piston rod of the electric push rod (61) is fixedly connected with the connecting rod (62), and one end of the connecting rod (62) away from the electric push rod (61) is fixedly connected with the push rod (52).

5. A welded tube quenching device with a circulation system according to claim 1, characterized in that: The baffle (51) is connected with a water spraying pipe (511), and the nozzle of the water spraying pipe (511) faces the reflux plate (5).

6. A welded tube quenching device with a circulation system according to claim 1, characterized in that: The cooling pool (3) is provided with a solution thermometer (34).

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