Low-resistance melt filter element

Abstract

The low-resistance melt filter element comprises a filter element body, a first coarse filter cylinder and a second coarse filter cylinder, a first connecting pipe is arranged at the upper end of the filter element body, a second connecting pipe is arranged at the lower end of the first coarse filter cylinder, the first connecting pipe is connected with the second connecting pipe, and the second connecting pipe is connected with the first coarse filter cylinder. A third connecting pipe is arranged at the upper end of the first rough filtration cylinder, a fourth connecting pipe is arranged at the lower end of the second rough filtration cylinder, the third connecting pipe is connected with the fourth connecting pipe, a first feeding pipe is arranged at the upper end of the second rough filtration cylinder, a first rough filtration plate is arranged in the first rough filtration cylinder, a second rough filtration plate is arranged in the second rough filtration cylinder, and a second feeding pipe is arranged in the second rough filtration cylinder. And the filter diameter of the second coarse filter plate is larger than that of the first coarse filter plate. The low-resistance melt filter element provided by the utility model is simple and reliable in structure, impurities can be filtered firstly through the first coarse filter cylinder and the second coarse filter cylinder, the filter element body is prevented from being blocked, the filtering pressure is reduced, and a better filtering effect is ensured.

Description

Technical Field

[0001] The utility model belongs to the technical field of melt filters, and particularly relates to a low-resistance melt filter. Background Art

[0002] A melt filter is mainly made by folding a stainless steel fiber sintered felt and a stainless steel woven mesh, and has the characteristic of high porosity. The melt filter purifies the original ecological resources and realizes resource recycling, and a purification device is required. The melt filter is generally used in the industries of oil filtration, water filtration, and air filtration. The filter medium contains a small amount of impurities, which can protect the normal operation of the equipment. When the fluid passes through the melt filter with a certain precision, the impurities are blocked, and the clean fluid flows out through the melt filter. However, there are easily some impurities in the melt. If too many impurities adhere to the filter element, it is easy to cause a large resistance and fail to achieve a better filtration effect. Summary of the Invention

[0003] In order to solve the deficiencies of the prior art, the utility model provides a low-resistance melt filter.

[0004] To achieve the above object, the utility model provides the following technical solutions:

[0005] A low-resistance melt filter includes a filter element body, a first coarse filter cylinder, and a second coarse filter cylinder. A protective frame is arranged outside the filter element body. A first connecting pipe is arranged at the upper end of the filter element body. A second connecting pipe is arranged at the lower end of the first coarse filter cylinder. The first connecting pipe is connected to the second connecting pipe. A third connecting pipe is arranged at the upper end of the first coarse filter cylinder. A fourth connecting pipe is arranged at the lower end of the second coarse filter cylinder. The third connecting pipe is connected to the fourth connecting pipe. A first feed pipe is arranged at the upper end of the second coarse filter cylinder. A first coarse filter plate is arranged inside the first coarse filter cylinder. A second coarse filter plate is arranged inside the second coarse filter cylinder. The filtration diameter of the second coarse filter plate is larger than that of the first coarse filter plate.

[0006] Further, a first internal thread is arranged at the upper end of the first connecting pipe, and a first external thread is arranged at the lower end of the second connecting pipe. The first internal thread is matched with the first external thread. A second internal thread is arranged at the upper end of the third connecting pipe, and a second external thread is arranged at the lower end of the fourth connecting pipe. The second internal thread is matched with the second external thread.

[0007] Further, the first coarse filter plate is inclined to the right. A first filter discharge pipe is arranged at the right end of the first coarse filter cylinder. The left end of the first filter discharge pipe is connected to the first coarse filter plate. A first plug is arranged at the lower end of the first filter discharge pipe. The second coarse filter plate is inclined to the left. A second filter discharge pipe is arranged at the left end of the second coarse filter cylinder. The right end of the second filter discharge pipe is connected to the second coarse filter plate. A second plug is arranged at the lower end of the second filter discharge pipe.

[0008] Further, a first cleaning pipe is provided at the upper end of the first coarse filter cartridge. The first cleaning pipe is arranged at the left end of the first coarse filter cartridge. A second cleaning pipe is provided at the upper end of the second coarse filter cartridge. The second cleaning pipe is arranged at the right end of the second coarse filter cartridge.

[0009] Further, a first threaded hole is provided at the right end of the first filter pipe. A first piston is arranged inside the first filter pipe. A first screw rod is provided at the right end of the first piston. The first screw rod is matched with the first threaded hole. A first branch pipe is provided at the lower end of the first filter pipe. The first branch pipe is matched with the first plug. A second threaded hole is provided at the left end of the second filter pipe. A second piston is arranged inside the second filter pipe. A second screw rod is provided at the left end of the second piston. The second screw rod is matched with the second threaded hole. A second branch pipe is provided at the lower end of the second filter pipe. The second branch pipe is matched with the second plug.

[0010] Compared with the prior art, the beneficial effects of a low-resistance melt filter element disclosed by the present utility model are that its structure is simple and reliable, and impurities can be filtered first by the first coarse filter cartridge and the second coarse filter cartridge, avoiding blockage of the filter element body, reducing the filtration pressure, and ensuring a better filtration effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a schematic structural diagram of a preferred embodiment provided by the present utility model.

[0012] Figure 2 is a schematic structural diagram of the filter element body of a preferred embodiment provided by the present utility model.

[0013] Figure 3 is a schematic structural diagram of the first coarse filter barrel of a preferred embodiment provided by the present utility model.

[0014] Figure 4 is a schematic structural diagram of the second coarse filter barrel of a preferred embodiment provided by the present utility model.

[0015] Figure 5 is a schematic structural diagram of a partial A of a preferred embodiment provided by the present utility model.

[0016] The reference numerals include: 100, the first coarse filter cartridge; 110, the second connecting pipe; 120, the third connecting pipe; 130, the first cleaning pipe; 140, the first coarse filter plate; 150, the first drain filter pipe; 151, the first threaded hole; 152, the first branch pipe; 160, the first piston; 161, the first screw rod; 170, the first plug; 200, the second coarse filter cartridge; 210, the fourth connecting pipe; 220, the first feed pipe; 230, the second cleaning pipe; 240, the second coarse filter plate; 250, the second drain filter pipe; 251, the second threaded hole; 252, the second branch pipe; 260, the second piston; 261, the second screw rod; 270, the second plug; 300, the protective frame; 310, the filter element body; 320, the first connecting pipe. Detailed implementation manner

[0017] The present utility model discloses a melt filter element with low resistance. The following further describes the detailed implementation manner of the present utility model in combination with preferred embodiments.

[0018] Referring to the attached drawings Figures 1-5 , Figure 1 is a schematic structural diagram of a preferred embodiment provided by the present utility model, Figure 2 is a schematic structural diagram of the filter element body 310 of a preferred embodiment provided by the present utility model, Figure 3 is a schematic structural diagram of the first coarse filter barrel of a preferred embodiment provided by the present utility model, Figure 4 is a schematic structural diagram of the second coarse filter barrel of a preferred embodiment provided by the present utility model, Figure 5 is a schematic structural diagram of the partial A of a preferred embodiment provided by the present utility model.

[0019] Preferred embodiment.

[0020] This embodiment provides a melt filter element with low resistance, including a filter element body 310, a first coarse filter cartridge 100 and a second coarse filter cartridge 200. A protective frame 300 is provided outside the filter element body 310. A first connecting pipe 320 is provided at the upper end of the filter element body 310. A second connecting pipe 110 is provided at the lower end of the first coarse filter cartridge 100. The first connecting pipe 320 is connected to the second connecting pipe 110. A third connecting pipe 120 is provided at the upper end of the first coarse filter cartridge 100. A fourth connecting pipe 210 is provided at the lower end of the second coarse filter cartridge. The third connecting pipe 120 is connected to the fourth connecting pipe 210. A first feed pipe 220 is provided at the upper end of the second coarse filter cartridge. A first coarse filter plate 140 is provided inside the first coarse filter cartridge. A second coarse filter plate 240 is provided inside the second coarse filter cartridge 200. The filter diameter of the second coarse filter plate 240 is larger than the filter diameter of the first coarse filter plate 140.

[0021] Further, the upper end of the first connecting pipe 320 is provided with a first internal thread, the lower end of the second connecting pipe 110 is provided with a first external thread, the first internal thread is matched with the first external thread, the upper end of the third connecting pipe 120 is provided with a second internal thread, the lower end of the fourth connecting pipe 210 is provided with a second external thread, and the second internal thread is matched with the second external thread.

[0022] Further, the first coarse filter plate 140 is inclined to the right, the right end of the first coarse filter cylinder 100 is provided with a first filter discharge pipe 150, the left end of the first filter discharge pipe 150 is connected to the first coarse filter plate 140, and the lower end of the first filter discharge pipe 150 is provided with a first plug 170; the second coarse filter plate 240 is inclined to the left, the left end of the second coarse filter cylinder 200 is provided with a second filter discharge pipe 250, the right end of the second filter discharge pipe 250 is connected to the second coarse filter plate 240, and the lower end of the second filter discharge pipe 250 is provided with a second plug 270.

[0023] Further, the upper end of the first coarse filter cylinder 100 is provided with a first cleaning pipe 130, the first cleaning pipe 130 is arranged at the left end of the first coarse filter cylinder 100, the upper end of the second coarse filter cylinder 200 is provided with a second cleaning pipe 230, and the second cleaning pipe 230 is arranged at the right end of the second coarse filter cylinder 200.

[0024] Further, the right end of the first filter discharge pipe 150 is provided with a first threaded hole 151, a first piston 160 is arranged in the first filter discharge pipe 150, a first screw rod 161 is arranged at the right end of the first piston 160, the first screw rod 161 is matched with the first threaded hole 151, the lower end of the first filter discharge pipe 150 is provided with a first branch pipe 152, and the first branch pipe 152 is matched with the first plug 170; the left end of the second filter discharge pipe 250 is provided with a second threaded hole 251, a second piston 260 is arranged in the second filter discharge pipe 250, a second screw rod 261 is arranged at the left end of the second piston 260, the second screw rod 261 is matched with the second piston 260, the lower end of the second filter discharge pipe 250 is provided with a second branch pipe 252, and the second branch pipe 252 is matched with the second plug 270.

[0025] Working principle: The melt enters the second coarse filter cylinder 200 through the first feed pipe 220. Slightly larger debris is filtered by the second coarse filter plate 240. Then, the melt is sent into the first coarse filter cylinder 100 through the third connecting pipe 120 and the fourth connecting pipe 210. Slightly smaller debris is filtered by the first coarse filter plate 140. Then, the melt is sent into the filter element body 310 through the first connecting pipe 320 and the second connecting pipe 110. After being processed by the filter element body 310, the filtering effect of the melt is ensured. Moreover, by first processing slightly larger debris through the first coarse filter cylinder 100 and the second coarse filter cylinder 200, the pressure on the filter element body 310 can be reduced, thereby avoiding blockage of the filter element body 310 caused by excessive debris, reducing the filtering resistance of the filter element body 310, and improving the melt filtering effect. Additionally, the first coarse filter cylinder 100 and the second coarse filter cylinder 200 can be cleaned through the first cleaning pipe 130 and the second cleaning pipe 230.

[0026] It is worth mentioning that technical features such as pistons involved in the patent application of the present utility model should be regarded as prior art. For the specific structures, working principles, and possible control methods and spatial arrangement methods of these technical features, conventional selections in the art can be adopted, and they should not be regarded as the innovative points of the patent of the present utility model. The patent of the present utility model will not be further specifically elaborated.

[0027] For those skilled in the art, the technical solutions described in the foregoing embodiments can still be modified, or some of the technical features can be equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A melt filter with low resistance, characterized in that It includes a filter element body (310), a first coarse filter cylinder (100) and a second coarse filter cylinder (200). A protective frame (300) is provided on the outer side of the filter element body (310). A first connecting pipe (320) is provided at the upper end of the filter element body (310). A second connecting pipe (110) is provided at the lower end of the first coarse filter cylinder (100). The first connecting pipe (320) is connected to the second connecting pipe (110). A third connecting pipe (120) is provided at the upper end of the first coarse filter cylinder (100). A fourth connecting pipe (210) is provided at the lower end of the second coarse filter cylinder. The third connecting pipe (120) is connected to the fourth connecting pipe (210). A first feed pipe (220) is provided at the upper end of the second coarse filter cylinder. A first coarse filter plate (140) is provided inside the first coarse filter cylinder. A second coarse filter plate (240) is provided inside the second coarse filter cylinder (200). The filtration diameter of the second coarse filter plate (240) is larger than that of the first coarse filter plate (140).

2. The low-resistance melt filter element according to claim 1, characterized in that, A first internal thread is provided at the upper end of the first connecting pipe (320). A first external thread is provided at the lower end of the second connecting pipe (110). The first internal thread matches the first external thread. A second internal thread is provided at the upper end of the third connecting pipe (120). A second external thread is provided at the lower end of the fourth connecting pipe (210). The second internal thread matches the second external thread.

3. The low-resistance melt filter element according to claim 2, wherein The first coarse filter plate (140) is inclined to the right. A first filter discharge pipe (150) is provided at the right end of the first coarse filter cylinder (100). The left end of the first filter discharge pipe (150) is connected to the first coarse filter plate (140). A first plug (170) is provided at the lower end of the first filter discharge pipe (150). The second coarse filter plate (240) is inclined to the left. A second filter discharge pipe (250) is provided at the left end of the second coarse filter cylinder (200). The right end of the second filter discharge pipe (250) is connected to the second coarse filter plate (240). A second plug (270) is provided at the lower end of the second filter discharge pipe (250).

4. The low-resistance melt filter element according to claim 3, wherein, A first cleaning pipe (130) is provided at the upper end of the first coarse filter cylinder (100). The first cleaning pipe (130) is provided at the left end of the first coarse filter cylinder (100). A second cleaning pipe (230) is provided at the upper end of the second coarse filter cylinder (200). The second cleaning pipe (230) is provided at the right end of the second coarse filter cylinder (200).

5. The low-resistance melt filter element according to claim 4, wherein The right end of the first row of filter pipes (150) is provided with a first threaded hole (151). A first piston (160) is arranged inside the first row of filter pipes (150). A first screw rod (161) is provided at the right end of the first piston (160). The first screw rod (161) is matched with the first threaded hole (151). A first branch pipe (152) is provided at the lower end of the first row of filter pipes (150). The first branch pipe (152) is matched with the first plug (170). The left end of the second row of filter pipes (250) is provided with a second threaded hole (251). A second piston (260) is arranged inside the second row of filter pipes (250). A second screw rod (261) is provided at the left end of the second piston (260). The second screw rod (261) is matched with the second threaded hole (251). A second branch pipe (252) is provided at the lower end of the second row of filter pipes (250). The second branch pipe (252) is matched with the second plug (270).

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