Improved water separation device for electron beam cooling bed vacuum melting furnace

Abstract

Provided is an improved water distribution device for an electron beam cooling bed vacuum melting furnace, wherein the right end of the water inlet main pipe is connected to the water inlet pipe through a parallel filtering pipeline, and the water inlet pipe equipped with a cold water pump is connected to a cold water tank, the right end of the return water main pipe is connected to the return pipe through a butterfly valve and a Y-type filter, and the return pipe is connected to a hot water tank, the hot water tank is connected to the cooling tower water inlet through a hot water pump, and the cooling tower water outlet is connected to the cold water tank; a normally open solenoid valve is installed on the water inlet water distribution pipe connected to the water inlet pipeline of the process module cooling system, and the connection position is located at the downstream side of the normally open solenoid valve and is connected to the emergency water pipe connected to the water inlet water distribution pipe and an emergency water tank. When the filter on one of the pipelines fails, the utility model does not affect the normal supply of cold water for the entire water distribution device, and realizes the normal supply of cold water to the process module cooling system in a power-off state, eliminating the risk of the process module cooling system being burned out in a power-off state.

Description

Technical Field

[0001] The utility model belongs to the technical field of electron beam cooling bed smelting furnaces, and in particular relates to an improved water separation device used for electron beam cooling bed vacuum smelting furnaces. Background Art

[0002] At present, the electron beam cold bed melting furnace (EB furnace for short) is an important equipment for melting titanium and titanium alloys; EB furnace melting is carried out under high vacuum, the superheat temperature during melting is high, and the liquid state is maintained for a long time, so that the refining and purification of the material can be fully and effectively carried out. The EB furnace will generate a large amount of heat during the melting process. If this heat is not dissipated in time, it will damage the equipment. In severe cases, it will cause the equipment to explode, causing serious safety accidents; the patent number currently used by our company is 202122347366.4, and the patent name is "Water separator device for electron beam cold bed melting furnace" (hereinafter referred to as the comparative document). When the filter on the water inlet main fails, it cannot be repaired or replaced without affecting the normal operation of the water distribution structure. In addition, the process module is the most critical component. When the water distribution equipment is out of power and cannot be cooled, there is a risk of burning and leaking, which affects the normal production of the equipment. Therefore, it is necessary to make improvements to the above problems. Utility Model Content

[0003] The technical problem solved by the utility model is as follows: an improved water distribution device for an electron beam cooling bed vacuum melting furnace is provided, by optimizing the structure of the water distribution device, a parallel filtering pipeline is arranged at the right end of the water inlet main pipe and connected with the water inlet pipe, when the filter on one of the pipelines fails, it will not affect the normal supply of cold water to the entire water distribution device, and a normally open solenoid valve is installed on the water inlet distribution pipe connected with the water inlet pipe of the process module cooling system, and an emergency water pipe connected with the water inlet distribution pipe and connected to the emergency water tank is arranged on the downstream side of the normally open solenoid valve, so as to realize the normal supply of cold water to the process module cooling system in a power-off state, eliminate the risk of the process module cooling system being burned out in a power-off state, and provide a safe and reliable cooling circulation environment for the process module.

[0004] The technical solution adopted by the utility model is as follows: an improved water distribution device for an electron beam cooling bed vacuum melting furnace, comprising an inlet pipe assembly and a return pipe assembly with a sealed left port, wherein the inlet pipe assembly comprises an inlet main pipe with a sealed left end pipe opening and a plurality of inlet water diverting pipes connected in parallel with the inlet main pipe and equipped with a handle clamp butterfly valve 1, wherein the plurality of inlet water diverting pipes are connected to the inlet pipes in each cooling system of the electron beam cooling bed melting furnace through a hose; the return water pipe assembly comprises a return water main pipe with a sealed left end pipe opening and a plurality of return water diverting pipes equipped with a handle clamp butterfly valve 2, wherein the plurality of return water diverting pipes are connected to the water inlet pipes in each cooling system of the electron beam cooling bed melting furnace through a hose. The return water pipe is connected, the right end of the water inlet main pipe is connected to the water inlet pipe through a parallel filtering pipeline, and the water inlet pipe equipped with a cold water pump is connected to the cold water tank, the right end of the return water main pipe is connected to the return water pipe through a butterfly valve and a Y-type filter, and the return water pipe is connected to the hot water tank, the hot water tank is connected to the cooling tower inlet through a hot water pump, and the cooling tower outlet is connected to the cold water tank; a normally open solenoid valve is installed on the inlet water separation pipe connected to the water inlet pipe of the process module cooling system, and the emergency water pipe connected to the inlet water separation pipe at the connection position is located at the downstream side of the normally open solenoid valve and is connected to the emergency water tank, and a manual valve and a normally closed solenoid valve are installed on the emergency water pipe.

[0005] Among them, the parallel filtering pipeline includes a first diversion pipeline and a second diversion pipeline, the two ports of the second diversion pipeline are fixedly connected to the pipe walls at both ends of the first diversion pipeline and are connected to the interior thereof, the left end of the first diversion pipeline is connected to the right end of the water inlet main pipe, and the right end of the first diversion pipeline is connected to the water inlet pipe; a Y-type filter 2 is provided in the middle of the first diversion pipeline and a butterfly valve 2 is provided on the first diversion pipeline and is located on both sides of the Y-type filter 2; a butterfly valve 3 is provided on the second diversion pipeline.

[0006] Furthermore, the first diversion pipe and the water inlet main pipe are supported and fixed by a plurality of bases.

[0007] Furthermore, the second flow diversion pipeline is in a U-shaped pipe structure with its opening facing downward.

[0008] Furthermore, the water inlet main pipe wall is provided with an exhaust port 1 and a sewage outlet 1 distributed at the top of the left end pipe wall and the bottom of the middle pipe wall, and the opening and closing of the exhaust port 1 and the sewage outlet 1 are controlled by manual valves thereon.

[0009] Furthermore, the return water main pipe is also supported and fixed by a plurality of bases.

[0010] Furthermore, the return main water pipe wall is provided with two exhaust ports and two sewage ports distributed at the top of the left end pipe wall and the bottom of the middle pipe wall, and the opening and closing of the two exhaust ports and the two sewage ports are controlled by manual valves thereon.

[0011] The advantages of this utility model compared with the prior art:

[0012] 1. This technical solution optimizes the structure of the water distribution device and sets a parallel filter pipeline at the right end of the water inlet pipe to connect with the water inlet pipe. When the filter on one of the pipelines fails, it will not affect the normal supply of cold water for the entire water distribution device;

[0013] 2. This technical solution realizes the normal supply of cold water to the process module cooling system in a power-off state by installing a normally open solenoid valve on the water inlet water pipe connected to the water inlet pipe of the process module cooling system, and arranging an emergency water pipe connected to the water inlet water pipe and the emergency water tank on the downstream side of the normally open solenoid valve, thereby eliminating the risk of the process module cooling system being burned out in a power-off state and providing a safe and reliable cooling circulation environment for the process module;

[0014] 3. This technical solution adopts a structure in which the right end of the return main water pipe is connected to the return pipe through a butterfly valve and a Y-type filter, which is conducive to filtering impurities in the hot water flowing to the return main water pipe, preventing impurities in the return main water pipe from flowing into the hot water pool, and regularly cleaning the internal debris through the sewage outlet arranged on the return main water pipe;

[0015] 4. This technical solution has a simple structure and novel design. It can eliminate the damage of the filter on the water inlet main pipe that affects the normal operation of the water distributor and the electron beam cooling bed vacuum melting furnace. It is easy to maintain and has high use value. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the principle structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the water inlet pipe assembly of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the return pipe assembly of the utility model. DETAILED DESCRIPTION

[0019] The following will be combined with the embodiment of the present utility model Figure 1-3 , clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] It should be noted that, in this document, unless otherwise stated, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third", etc., are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In this document, the terms "comprises", "comprising" or any other variation thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further limitations. The elements defined by the sentence "comprising a ..." do not exclude the presence of other identical elements in the process, method, article or device comprising the elements.

[0022] Improved water separation device for electron beam cooling bed vacuum melting furnace, such as Figure 1-3As shown, it includes an inlet pipe assembly 1 and a return pipe assembly 2 with a left port sealed, and the left end is specifically sealed by a blind plate. When the equipment is overhauled, the blind plate is opened to clean the inside of the pipe; the inlet pipe assembly 1 includes a water inlet main pipe 1-3 with a sealed pipe opening at the left end and a plurality of water inlet water diversion pipes 1-2 connected in parallel with the water inlet main pipe 1-3 and equipped with a handle clamp butterfly valve 1-1, and the plurality of water inlet water diversion pipes 1-2 are connected to the water inlet pipes in each cooling system of the electron beam cooling bed melting furnace through a hose; the return pipe assembly 2 includes a left end pipe The return water main water pipe 2-1 with a sealed opening and multiple return water diversion pipes 2-3 equipped with handle clamp butterfly valves 2-2, multiple return water diversion pipes 2-3 are connected to the return water pipes in each cooling system of the electron beam cooling bed smelting furnace through hoses, the right end of the water inlet main pipe 1-3 is connected to the water inlet pipe 4 through a parallel filtering pipeline, and the water inlet pipe 4 equipped with a cold water pump is connected to the cold water tank 8, the right end of the return water main water pipe 2-1 is connected to the return water pipe 7 through a butterfly valve 5 and a Y-type filter 6, and the return water pipe 7 is connected to the hot water tank 9, the The hot water tank 9 is connected to the water inlet of the cooling tower 10 through the hot water pump 3, and the water outlet of the cooling tower 10 is connected to the cold water tank 8; a normally open solenoid valve 17 is installed on the water inlet pipe 1-2 connected to the water inlet pipe of the process module cooling system 22, and the emergency water pipe 18 connected to the water inlet pipe 1-2 is connected to the emergency water tank 19 at the downstream side of the normally open solenoid valve 17, and the emergency water pipe 18 is connected to the emergency water tank 19, and a manual valve 20 and a normally closed solenoid valve 21 are installed on the emergency water pipe 18; in the above structure, the right end of the return water main pipe 2-1 is connected through a butterfly valve The structure in which the valve 5 and the Y-type filter 6 are connected to the return pipe 7 is conducive to filtering impurities in the hot water flowing into the return main water pipe 2-1, preventing the impurities in the return main water pipe 2-1 from flowing out and entering the hot water pool, and regularly cleaning the internal debris through the sewage outlet arranged on the return main water pipe 2-1; by optimizing the structure of the water distribution device, a parallel filtering pipeline is arranged at the right end of the water inlet main pipe 1-3 to be connected to the water inlet pipe 4, so that when the filter on one of the pipelines fails, it will not affect the normal supply of cold water for the entire water distribution device;

[0023] By installing a normally open solenoid valve 17 on the water inlet water distribution pipe 1-2 connected to the water inlet pipe of the process module cooling system, and arranging an emergency water pipe 18 connected to the water inlet water distribution pipe 1-2 and connected to the emergency water tank 19 on the downstream side of the normally open solenoid valve 17, the normal supply of cold water to the process module cooling system is achieved in the power-off state, eliminating the risk of the process module cooling system being burned out in the power-off state, and providing a safe and reliable cooling circulation environment for the process module; and by adding a flow meter on the water inlet pipe 4, it is possible to detect whether the water supply flow of the cooling equipment can meet the use requirements.

[0024] like Figure 1-2As shown, the specific structure of the parallel filtering pipeline is as follows: the parallel filtering pipeline includes a first shunt pipeline 11 and a second shunt pipeline 12, the two ports of the second shunt pipeline 12 are fixedly connected to the pipe walls at both ends of the first shunt pipeline 11 and are connected to the inside thereof, the left end of the first shunt pipeline 11 is connected to the right end of the water inlet main pipe 1-3, and the right end of the first shunt pipeline 11 is connected to the water inlet pipe 4; a Y-type filter 13 is provided in the middle of the first shunt pipeline 11, and a butterfly valve 14 is provided on the first shunt pipeline 11 and is located on both sides of the Y-type filter 13; a butterfly valve 15 is provided on the second shunt pipeline 12; specifically, the second shunt pipeline 12 is a U-shaped pipe structure with an opening facing downward, and electric contact pressure gauges are installed on the pipe walls at the two port positions of the second shunt pipeline 12, Used to detect whether the water inlet pressure meets the use requirements; in the above structure, when the Y-type filter 2 13 fails, the two butterfly valves 2 14 on the first shunt pipe 11 are closed, the butterfly valve 3 15 is opened, and the cooling water enters the water inlet main pipe 1-3 through the second shunt pipe 12. At this time, the Y-type filter 2 13 can be repaired and replaced, that is; the first shunt pipe 11 is the main pipe of the shunt pipe, and the cooling water is mainly supplied through the first shunt pipe 11 connected with the water inlet main pipe 1-3, and the purpose of the second shunt pipe 12 is to provide an auxiliary pipe for the maintenance and replacement of the Y-type filter 2 13 on the first shunt pipe 11. Therefore, a butterfly valve 3 15 is set to control the on and off of the second shunt pipe 12, so as to realize the non-stop water maintenance and replacement of the Y-type filter 2 13.

[0025] The first branch pipe 11 and the water inlet main pipe 1 - 3 are supported and fixed by multiple bases 16 ; the return main water pipe 2 - 1 is also supported and fixed by multiple bases 16 .

[0026] Among them, in order to facilitate the discharge of gas and accumulated debris in the water inlet main pipe 1-3 and the return water main pipe 2-1, an exhaust port 1-4 and a sewage outlet 1-5 distributed at the top of the left end pipe wall and the bottom of the middle pipe wall are specially provided on the pipe wall of the water inlet main pipe 1-3, and the opening and closing of the exhaust port 1-4 and the sewage outlet 1-5 are controlled by the manual valves thereon; specifically, an exhaust port 2-4 and a sewage outlet 2-5 distributed at the top of the left end pipe wall and the bottom of the middle pipe wall are provided on the pipe wall of the return water main pipe 2-1, and the opening and closing of the exhaust port 2-4 and the sewage outlet 2-5 are controlled by the manual valves thereon.

[0027] This technical solution has a simple structure and novel design, and eliminates the damage of the filter on the water inlet main pipe that affects the normal operation of the water distributor and the electron beam cooling bed vacuum melting furnace. It is easy to maintain and has a high use value.

[0028] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An improved water distribution device for an electron beam cooling bed vacuum melting furnace, comprising an inlet pipe assembly (1) and a return pipe assembly (2) with a sealed left end, wherein the inlet pipe assembly (1) comprises an inlet main pipe (1-3) with a sealed left end pipe opening and a plurality of inlet water diversion pipes (1-2) connected in parallel with the inlet main pipe (1-3) and equipped with a handle clamp butterfly valve (1-1), wherein the plurality of inlet water diversion pipes (1-2) are connected to the inlet pipes in each cooling system of the electron beam cooling bed melting furnace through a hose; the return water pipe assembly (2) comprises a return water main pipe (2-1) with a sealed left end pipe opening and a plurality of return water diversion pipes (2-3) connected with a handle clamp butterfly valve (2-2), wherein the plurality of return water diversion pipes (2-3) are connected to the return water pipes in each cooling system of the electron beam cooling bed melting furnace through a hose, characterized in that: The right end of the water inlet main pipe (1-3) is connected to the water inlet pipe (4) through a parallel filtering pipeline, and the water inlet pipe (4) equipped with a cold water pump is connected to the cold water tank (8). The right end of the return water main pipe (2-1) is connected to the return water pipe (7) through a butterfly valve (5) and a Y-type filter (6), and the return water pipe (7) is connected to the hot water tank (9). The hot water tank (9) is connected to the water inlet of the cooling tower (10) through the hot water pump (3), and the cooling tower ( The water outlet of the process module (10) is connected to the cold water tank (8); a normally open solenoid valve (17) is installed on the water inlet pipe (1-2) connected to the water inlet pipe of the process module cooling system (22), and an emergency water pipe (18) connected to the water inlet pipe (1-2) at a connection position located at the downstream side of the normally open solenoid valve (17) and connected to the emergency water tank (19), and a manual valve (20) and a normally closed solenoid valve (21) are installed on the emergency water pipe (18).

2. The improved water separation device for electron beam cooling bed vacuum melting furnace according to claim 1 is characterized in that: The parallel filtering pipeline comprises a first shunt pipeline (11) and a second shunt pipeline (12); two ports of the second shunt pipeline (12) are fixedly connected to the pipe walls at both ends of the first shunt pipeline (11) and are in communication with the interior thereof; the left end of the first shunt pipeline (11) is in communication with the right end of the water inlet main pipe (1-3), and the right end of the first shunt pipeline (11) is in communication with the water inlet pipe (4); a second Y-type filter (13) is provided in the middle of the first shunt pipeline (11), and a second butterfly valve (14) is provided on the first shunt pipeline (11) and is located on both sides of the second Y-type filter (13); and a third butterfly valve (15) is provided on the second shunt pipeline (12).

3. The improved water separation device for electron beam cooling bed vacuum melting furnace according to claim 2 is characterized in that: The first flow diversion pipe (11) and the water inlet main pipe (1-3) are supported and fixed by a plurality of bases (16).

4. The improved water separation device for electron beam cooling bed vacuum melting furnace according to claim 3 is characterized in that: The second flow diversion pipe (12) is in the form of a U-shaped pipe structure with its opening facing downward.

5. The improved water separation device for electron beam cooling bed vacuum melting furnace according to claim 4 is characterized in that: The pipe wall of the water inlet main pipe (1-3) is provided with an exhaust port (1-4) and a sewage outlet (1-5) distributed at the top of the left end pipe wall and the bottom of the middle pipe wall, and the opening and closing of the exhaust port (1-4) and the sewage outlet (1-5) are controlled by manual valves thereon.

6. The improved water separation device for an electron beam cooling bed vacuum melting furnace according to any one of claims 1 to 5, characterized in that: The return water main pipe (2-1) is also supported and fixed by a plurality of bases (16).

7. The improved water separation device for electron beam cooling bed vacuum melting furnace according to claim 6, characterized in that: The return water main water pipe (2-1) is provided with a second exhaust port (2-4) and a second sewage outlet (2-5) distributed at the top of the left end pipe wall and the bottom of the middle pipe wall on the pipe wall, and the opening and closing of the second exhaust port (2-4) and the second sewage outlet (2-5) are controlled by manual valves thereon.

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